Commit | Line | Data |
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067d23c9 KY |
1 | dnl Autoconf script for GNU Emacs |
2 | dnl To rebuild the `configure' script from this, execute the command | |
3 | dnl autoconf | |
4 | dnl in the directory containing this script. | |
5 | dnl If you changed any AC_DEFINES, also run autoheader. | |
6 | dnl | |
ba318903 | 7 | dnl Copyright (C) 1994-1996, 1999-2014 Free Software Foundation, Inc. |
067d23c9 KY |
8 | dnl |
9 | dnl This file is part of GNU Emacs. | |
10 | dnl | |
11 | dnl GNU Emacs is free software: you can redistribute it and/or modify | |
12 | dnl it under the terms of the GNU General Public License as published by | |
13 | dnl the Free Software Foundation, either version 3 of the License, or | |
14 | dnl (at your option) any later version. | |
15 | dnl | |
16 | dnl GNU Emacs is distributed in the hope that it will be useful, | |
17 | dnl but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | dnl GNU General Public License for more details. | |
20 | dnl | |
21 | dnl You should have received a copy of the GNU General Public License | |
22 | dnl along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. | |
23 | ||
24 | AC_PREREQ(2.65) | |
21c625fd | 25 | dnl Note this is parsed by (at least) make-dist and lisp/cedet/ede/emacs.el. |
7b207d6d | 26 | AC_INIT(GNU Emacs, 24.4.50, bug-gnu-emacs@gnu.org) |
1e8725cf | 27 | |
917c483a PE |
28 | dnl Set emacs_config_options to the options of 'configure', quoted for the shell, |
29 | dnl and then quoted again for a C string. Separate options with spaces. | |
30 | dnl Add some environment variables, if they were passed via the environment | |
31 | dnl rather than on the command-line. | |
32 | emacs_config_options= | |
33 | optsep= | |
60f5e585 GM |
34 | dnl This is the documented way to record the args passed to configure, |
35 | dnl rather than $ac_configure_args. | |
917c483a PE |
36 | for opt in ${1+"$@"} CFLAGS CPPFLAGS LDFLAGS; do |
37 | case $opt in | |
38 | -n | --no-create | --no-recursion) | |
39 | continue ;; | |
40 | CFLAGS | CPPFLAGS | LDFLAGS) | |
41 | eval 'test "${'$opt'+set}" = set' || continue | |
42 | case " $*" in | |
43 | *" $opt="*) continue ;; | |
44 | esac | |
45 | eval opt=$opt=\$$opt ;; | |
46 | esac | |
47 | ||
48 | emacs_shell_specials=$IFS\''"#$&()*;<>?@<:@\\`{|~' | |
49 | case $opt in | |
50 | *[["$emacs_shell_specials"]]*) | |
51 | case $opt in | |
52 | *\'*) | |
53 | emacs_quote_apostrophes="s/'/'\\\\''/g" | |
54 | opt=`AS_ECHO(["$opt"]) | sed "$emacs_quote_apostrophes"` ;; | |
55 | esac | |
56 | opt="'$opt'" | |
57 | case $opt in | |
58 | *[['"\\']]*) | |
59 | emacs_quote_for_c='s/[["\\]]/\\&/g; $!s/$/\\n\\/' | |
60 | opt=`AS_ECHO(["$opt"]) | sed "$emacs_quote_for_c"` ;; | |
61 | esac ;; | |
62 | esac | |
63 | AS_VAR_APPEND([emacs_config_options], ["$optsep$opt"]) | |
64 | optsep=' ' | |
1e8725cf GM |
65 | done |
66 | ||
4157ea7f | 67 | AC_CONFIG_HEADERS(src/config.h:src/config.in) |
067d23c9 | 68 | AC_CONFIG_SRCDIR(src/lisp.h) |
24e0f6b1 | 69 | AC_CONFIG_AUX_DIR(build-aux) |
cd626254 | 70 | dnl automake 1.13 and later understand this, making -I m4 unnecessary. |
2ddb3589 | 71 | dnl With older versions this is a no-op. |
cd626254 | 72 | AC_CONFIG_MACRO_DIR(m4) |
5eedd0b9 PE |
73 | |
74 | xcsdkdir= | |
75 | AC_CHECK_PROGS(XCRUN, [xcrun]) | |
76 | if test -n "$XCRUN"; then | |
1d7701a4 PE |
77 | if test -z "$MAKE"; then |
78 | dnl Call the variable MAKE_PROG, not MAKE, to avoid confusion with | |
4545be9d | 79 | dnl the usual MAKE variable that 'make' itself uses. |
1d7701a4 PE |
80 | AC_CHECK_PROG([MAKE_PROG], [make], [yes]) |
81 | if test -z "$MAKE_PROG"; then | |
82 | MAKE="$XCRUN MAKE" | |
83 | export MAKE | |
830506d9 | 84 | xcsdkdir=`$XCRUN --show-sdk-path 2>/dev/null` |
1d7701a4 PE |
85 | fi |
86 | fi | |
5eedd0b9 PE |
87 | fi |
88 | ||
4545be9d PE |
89 | dnl GNU Make is required, so don't test for its individual features. |
90 | am_cv_make_support_nested_variables=yes | |
91 | AC_DEFUN([AC_PROG_MAKE_SET], | |
92 | [SET_MAKE= | |
93 | AC_SUBST([SET_MAKE])]) | |
94 | ||
95 | dnl Check for GNU Make and possibly set MAKE before running AM_INIT_AUTOMAKE. | |
faded0b1 PE |
96 | [emacs_check_gnu_make () |
97 | { | |
98 | emacs_makeout=`($1 --version) 2>/dev/null` && | |
99 | case $emacs_makeout in | |
100 | 'GNU Make '3.8[1-9]* | 'GNU Make '3.9[0-9]* | \ | |
101 | 'GNU Make '3.[1-9][0-9][0-9]* | 'GNU Make '[4-9]* | 'GNU Make '[1-9][0-9]* ) | |
102 | ac_path_MAKE_found=:;; | |
103 | esac | |
104 | }] | |
4545be9d PE |
105 | AC_CACHE_CHECK([for GNU Make], [ac_cv_path_MAKE], |
106 | [ac_path_MAKE_found=false | |
107 | if test -n "$MAKE"; then | |
faded0b1 | 108 | emacs_check_gnu_make "$MAKE" |
4545be9d PE |
109 | ac_cv_path_MAKE=$MAKE |
110 | else | |
111 | emacs_tried_make=false | |
112 | emacs_tried_gmake=false | |
113 | emacs_tried_gnumake=false | |
114 | AC_PATH_PROGS_FEATURE_CHECK([MAKE], [make gmake gnumake], | |
faded0b1 PE |
115 | [[emacs_check_gnu_make "$ac_path_MAKE" |
116 | if $ac_path_MAKE_found; then | |
117 | # Use the fully-qualified program name only if the basename | |
118 | # would not resolve to it. | |
119 | if eval \$emacs_tried_$ac_prog; then | |
120 | ac_cv_path_MAKE=$ac_path_MAKE | |
121 | else | |
122 | ac_cv_path_MAKE=$ac_prog | |
123 | fi | |
124 | fi | |
4545be9d PE |
125 | eval emacs_tried_$ac_prog=:]]) |
126 | fi]) | |
b12e56ab GM |
127 | $ac_path_MAKE_found || { |
128 | AC_MSG_ERROR([[Building Emacs requires GNU Make, at least version 3.81. | |
4545be9d PE |
129 | If you have it installed under another name, configure with 'MAKE=...'. |
130 | For example, run '$0 MAKE=gnu-make'.]]) | |
131 | } | |
132 | MAKE=$ac_cv_path_MAKE | |
133 | ||
7d732d1a GM |
134 | dnl Fairly arbitrary, older versions might work too. |
135 | AM_INIT_AUTOMAKE(1.11) | |
067d23c9 | 136 | |
ec4a3347 PE |
137 | dnl Canonicalize the configuration name. |
138 | AC_CANONICAL_HOST | |
139 | canonical=$host | |
140 | configuration=${host_alias-${build_alias-$host}} | |
141 | ||
142 | dnl We get MINGW64 with MSYS2. | |
143 | case $canonical in | |
144 | *-mingw*) | |
145 | . $srcdir/nt/mingw-cfg.site | |
146 | ||
147 | case $srcdir in | |
148 | /* | ?:*) | |
149 | # srcdir is an absolute path. In this case, force the format | |
150 | # "/c/foo/bar", to simplify later conversions to native Windows | |
151 | # format ("c:/foo/bar"). | |
152 | srcdir=`cd "${srcdir}" && pwd -W` | |
153 | srcdir="/${srcdir:0:1}${srcdir:2}" | |
154 | ;; | |
155 | esac;; | |
156 | esac | |
157 | ||
067d23c9 KY |
158 | dnl Support for --program-prefix, --program-suffix and |
159 | dnl --program-transform-name options | |
160 | AC_ARG_PROGRAM | |
161 | ||
162 | dnl It is important that variables on the RHS not be expanded here, | |
163 | dnl hence the single quotes. This is per the GNU coding standards, see | |
164 | dnl (autoconf) Installation Directory Variables | |
165 | dnl See also epaths.h below. | |
166 | lispdir='${datadir}/emacs/${version}/lisp' | |
cb6c95a3 | 167 | standardlisppath='${lispdir}' |
067d23c9 KY |
168 | locallisppath='${datadir}/emacs/${version}/site-lisp:'\ |
169 | '${datadir}/emacs/site-lisp' | |
ca26824c | 170 | lisppath='${locallisppath}:${standardlisppath}' |
067d23c9 KY |
171 | etcdir='${datadir}/emacs/${version}/etc' |
172 | archlibdir='${libexecdir}/emacs/${version}/${configuration}' | |
8496d8d7 | 173 | etcdocdir='${datadir}/emacs/${version}/etc' |
067d23c9 KY |
174 | gamedir='${localstatedir}/games/emacs' |
175 | ||
da3d2105 DA |
176 | dnl Special option to disable the most of other options. |
177 | AC_ARG_WITH(all, | |
178 | [AS_HELP_STRING([--without-all], | |
c30d4aef DA |
179 | [omit almost all features and build |
180 | small executable with minimal dependencies])], | |
a8f9bc05 | 181 | [with_features=$withval], |
e9551b12 | 182 | [with_features=yes]) |
c30d4aef | 183 | |
067d23c9 KY |
184 | dnl OPTION_DEFAULT_OFF(NAME, HELP-STRING) |
185 | dnl Create a new --with option that defaults to being disabled. | |
186 | dnl NAME is the base name of the option. The shell variable with_NAME | |
187 | dnl will be set to either the user's value (if the option is | |
188 | dnl specified; 'yes' for a plain --with-NAME) or to 'no' (if the | |
189 | dnl option is not specified). Note that the shell variable name is | |
190 | dnl constructed as autoconf does, by replacing non-alphanumeric | |
191 | dnl characters with "_". | |
192 | dnl HELP-STRING is the help text for the option. | |
193 | AC_DEFUN([OPTION_DEFAULT_OFF], [dnl | |
194 | AC_ARG_WITH([$1],[AS_HELP_STRING([--with-$1],[$2])],[],[dnl | |
195 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=no])dnl | |
196 | ])dnl | |
197 | ||
198 | dnl OPTION_DEFAULT_ON(NAME, HELP-STRING) | |
58556eb4 | 199 | dnl Create a new --with option that defaults to $with_features. |
c30d4aef | 200 | dnl NAME is the base name of the option. The shell variable with_NAME |
067d23c9 KY |
201 | dnl will be set either to 'no' (for a plain --without-NAME) or to |
202 | dnl 'yes' (if the option is not specified). Note that the shell | |
203 | dnl variable name is constructed as autoconf does, by replacing | |
204 | dnl non-alphanumeric characters with "_". | |
205 | dnl HELP-STRING is the help text for the option. | |
206 | AC_DEFUN([OPTION_DEFAULT_ON], [dnl | |
207 | AC_ARG_WITH([$1],[AS_HELP_STRING([--without-$1],[$2])],[],[dnl | |
da3d2105 | 208 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=$with_features])dnl |
067d23c9 KY |
209 | ])dnl |
210 | ||
211 | OPTION_DEFAULT_ON([pop],[don't support POP mail retrieval with movemail]) | |
212 | if test "$with_pop" = yes; then | |
213 | AC_DEFINE(MAIL_USE_POP) | |
214 | fi | |
215 | AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl | |
216 | ||
217 | OPTION_DEFAULT_OFF([kerberos],[support Kerberos-authenticated POP]) | |
218 | if test "$with_kerberos" != no; then | |
219 | AC_DEFINE(KERBEROS) | |
220 | fi | |
221 | AH_TEMPLATE(KERBEROS, | |
222 | [Define to support Kerberos-authenticated POP mail retrieval.])dnl | |
223 | ||
224 | OPTION_DEFAULT_OFF([kerberos5],[support Kerberos version 5 authenticated POP]) | |
225 | if test "${with_kerberos5}" != no; then | |
226 | if test "${with_kerberos}" = no; then | |
227 | with_kerberos=yes | |
228 | AC_DEFINE(KERBEROS) | |
229 | fi | |
230 | AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.]) | |
231 | fi | |
232 | ||
233 | OPTION_DEFAULT_OFF([hesiod],[support Hesiod to get the POP server host]) | |
234 | dnl FIXME hesiod support may not be present, so it seems like an error | |
235 | dnl to define, or at least use, this unconditionally. | |
236 | if test "$with_hesiod" != no; then | |
237 | AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.]) | |
238 | fi | |
239 | ||
240 | OPTION_DEFAULT_OFF([mmdf],[support MMDF mailboxes]) | |
241 | if test "$with_mmdf" != no; then | |
242 | AC_DEFINE(MAIL_USE_MMDF, 1, [Define to support MMDF mailboxes in movemail.]) | |
243 | fi | |
244 | ||
245 | OPTION_DEFAULT_OFF([mail-unlink],[unlink, rather than empty, mail spool after reading]) | |
246 | if test "$with_mail_unlink" != no; then | |
247 | AC_DEFINE(MAIL_UNLINK_SPOOL, 1, [Define to unlink, rather than empty, mail spool after reading.]) | |
248 | fi | |
249 | ||
250 | AC_ARG_WITH([mailhost],[AS_HELP_STRING([--with-mailhost=HOSTNAME], | |
251 | [string giving default POP mail host])], | |
252 | AC_DEFINE_UNQUOTED(MAILHOST, ["$withval"], [String giving fallback POP mail host.])) | |
253 | ||
885e792c | 254 | AC_ARG_WITH([sound],[AS_HELP_STRING([--with-sound=VALUE], |
2c347217 | 255 | [compile with sound support (VALUE one of: yes, alsa, oss, bsd-ossaudio, no; |
885e792c GM |
256 | default yes). Only for GNU/Linux, FreeBSD, NetBSD, MinGW.])], |
257 | [ case "${withval}" in | |
2c347217 | 258 | yes|no|alsa|oss|bsd-ossaudio) val=$withval ;; |
885e792c | 259 | *) AC_MSG_ERROR([`--with-sound=$withval' is invalid; |
2c347217 | 260 | this option's value should be `yes', `no', `alsa', `oss', or `bsd-ossaudio'.]) |
885e792c GM |
261 | ;; |
262 | esac | |
263 | with_sound=$val | |
264 | ], | |
265 | [with_sound=$with_features]) | |
067d23c9 | 266 | |
067d23c9 KY |
267 | dnl FIXME currently it is not the last. |
268 | dnl This should be the last --with option, because --with-x is | |
3cc53d60 | 269 | dnl added later on when we find the file name of X, and it's best to |
067d23c9 KY |
270 | dnl keep them together visually. |
271 | AC_ARG_WITH([x-toolkit],[AS_HELP_STRING([--with-x-toolkit=KIT], | |
d673aedc | 272 | [use an X toolkit (KIT one of: yes or gtk, gtk2, gtk3, lucid or athena, motif, no)])], |
067d23c9 KY |
273 | [ case "${withval}" in |
274 | y | ye | yes ) val=gtk ;; | |
275 | n | no ) val=no ;; | |
276 | l | lu | luc | luci | lucid ) val=lucid ;; | |
277 | a | at | ath | athe | athen | athena ) val=athena ;; | |
278 | m | mo | mot | moti | motif ) val=motif ;; | |
279 | g | gt | gtk ) val=gtk ;; | |
d673aedc | 280 | gtk2 ) val=gtk2 ;; |
067d23c9 KY |
281 | gtk3 ) val=gtk3 ;; |
282 | * ) | |
283 | AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid; | |
d673aedc JD |
284 | this option's value should be `yes', `no', `lucid', `athena', `motif', `gtk', |
285 | `gtk2' or `gtk3'. `yes' and `gtk' are synonyms. | |
286 | `athena' and `lucid' are synonyms.]) | |
067d23c9 KY |
287 | ;; |
288 | esac | |
289 | with_x_toolkit=$val | |
290 | ]) | |
291 | ||
81eafe29 PE |
292 | OPTION_DEFAULT_OFF([wide-int], [prefer wide Emacs integers (typically 62-bit)]) |
293 | if test "$with_wide_int" = yes; then | |
294 | AC_DEFINE([WIDE_EMACS_INT], 1, [Use long long for EMACS_INT if available.]) | |
295 | fi | |
296 | ||
067d23c9 KY |
297 | dnl _ON results in a '--without' option in the --help output, so |
298 | dnl the help text should refer to "don't compile", etc. | |
a0e26ff0 | 299 | with_xpm_set=${with_xpm+set} |
067d23c9 KY |
300 | OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support]) |
301 | OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support]) | |
302 | OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support]) | |
303 | OPTION_DEFAULT_ON([gif],[don't compile with GIF image support]) | |
304 | OPTION_DEFAULT_ON([png],[don't compile with PNG image support]) | |
305 | OPTION_DEFAULT_ON([rsvg],[don't compile with SVG image support]) | |
306 | OPTION_DEFAULT_ON([xml2],[don't compile with XML parsing support]) | |
307 | OPTION_DEFAULT_ON([imagemagick],[don't compile with ImageMagick image support]) | |
308 | ||
309 | OPTION_DEFAULT_ON([xft],[don't use XFT for anti aliased fonts]) | |
310 | OPTION_DEFAULT_ON([libotf],[don't use libotf for OpenType font support]) | |
311 | OPTION_DEFAULT_ON([m17n-flt],[don't use m17n-flt for text shaping]) | |
312 | ||
313 | OPTION_DEFAULT_ON([toolkit-scroll-bars],[don't use Motif or Xaw3d scroll bars]) | |
314 | OPTION_DEFAULT_ON([xaw3d],[don't use Xaw3d]) | |
315 | OPTION_DEFAULT_ON([xim],[don't use X11 XIM]) | |
b612ffc9 | 316 | OPTION_DEFAULT_OFF([ns],[use NeXTstep (Cocoa or GNUstep) windowing system]) |
6758608f | 317 | OPTION_DEFAULT_OFF([w32], [use native MS Windows GUI in a Cygwin build]) |
067d23c9 KY |
318 | |
319 | OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux console]) | |
320 | OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support]) | |
321 | OPTION_DEFAULT_ON([gconf],[don't compile with GConf support]) | |
9851bfc5 | 322 | OPTION_DEFAULT_ON([gsettings],[don't compile with GSettings support]) |
067d23c9 KY |
323 | OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support]) |
324 | OPTION_DEFAULT_ON([gnutls],[don't use -lgnutls for SSL/TLS support]) | |
8d28d0ac | 325 | OPTION_DEFAULT_ON([zlib],[don't compile with zlib decompression support]) |
c9628c79 MA |
326 | |
327 | AC_ARG_WITH([file-notification],[AS_HELP_STRING([--with-file-notification=LIB], | |
328 | [use a file notification library (LIB one of: yes, gfile, inotify, w32, no)])], | |
329 | [ case "${withval}" in | |
330 | y | ye | yes ) val=yes ;; | |
331 | n | no ) val=no ;; | |
332 | g | gf | gfi | gfil | gfile ) val=gfile ;; | |
333 | i | in | ino | inot | inoti | inotif | inotify ) val=inotify ;; | |
334 | w | w3 | w32 ) val=w32 ;; | |
335 | * ) AC_MSG_ERROR([`--with-file-notification=$withval' is invalid; | |
336 | this option's value should be `yes', `no', `gfile', `inotify' or `w32'. | |
671d4bfc GM |
337 | `yes' is a synonym for `w32' on MS-Windows, for `no' on Nextstep, |
338 | otherwise for the first of `gfile' or `inotify' that is usable.]) | |
c9628c79 MA |
339 | ;; |
340 | esac | |
341 | with_file_notification=$val | |
342 | ], | |
b0e22831 | 343 | [with_file_notification=$with_features]) |
067d23c9 KY |
344 | |
345 | ## For the times when you want to build Emacs but don't have | |
346 | ## a suitable makeinfo, and can live without the manuals. | |
347 | dnl http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01844.html | |
348 | OPTION_DEFAULT_ON([makeinfo],[don't require makeinfo for building manuals]) | |
349 | ||
c56327b5 | 350 | ## This might be a 'configure' arg. |
541df9f4 PE |
351 | AC_SUBST([ACLOCAL_PATH]) |
352 | ||
6c269a38 PE |
353 | ## Makefile.in needs the cache file name. |
354 | AC_SUBST(cache_file) | |
355 | ||
067d23c9 KY |
356 | ## This is an option because I do not know if all info/man support |
357 | ## compressed files, nor how to test if they do so. | |
335142f9 GM |
358 | OPTION_DEFAULT_ON([compress-install], |
359 | [don't compress some files (.el, .info, etc.) when installing. Equivalent to: | |
360 | make GZIP_PROG= install]) | |
067d23c9 | 361 | |
4fc5868a UM |
362 | AC_ARG_WITH(gameuser,dnl |
363 | [AS_HELP_STRING([--with-gameuser=USER],[user for shared game score files])]) | |
364 | test "X${with_gameuser}" != X && test "${with_gameuser}" != yes \ | |
365 | && gameuser="${with_gameuser}" | |
366 | test "X$gameuser" = X && gameuser=games | |
367 | ||
067d23c9 | 368 | AC_ARG_WITH([gnustep-conf],dnl |
3cc53d60 PE |
369 | [AS_HELP_STRING([--with-gnustep-conf=FILENAME], |
370 | [name of GNUstep.conf; default $GNUSTEP_CONFIG_FILE, or /etc/GNUstep/GNUstep.conf])]) | |
067d23c9 KY |
371 | test "X${with_gnustep_conf}" != X && test "${with_gnustep_conf}" != yes && \ |
372 | GNUSTEP_CONFIG_FILE="${with_gnustep_conf}" | |
373 | test "X$GNUSTEP_CONFIG_FILE" = "X" && \ | |
374 | GNUSTEP_CONFIG_FILE=/etc/GNUstep/GNUstep.conf | |
375 | ||
376 | AC_ARG_ENABLE(ns-self-contained, | |
377 | [AS_HELP_STRING([--disable-ns-self-contained], | |
378 | [disable self contained build under NeXTstep])], | |
379 | EN_NS_SELF_CONTAINED=$enableval, | |
380 | EN_NS_SELF_CONTAINED=yes) | |
381 | ||
067d23c9 KY |
382 | AC_ARG_ENABLE(locallisppath, |
383 | [AS_HELP_STRING([--enable-locallisppath=PATH], | |
384 | [directories Emacs should search for lisp files specific | |
385 | to this site])], | |
386 | if test "${enableval}" = "no"; then | |
387 | locallisppath= | |
388 | elif test "${enableval}" != "yes"; then | |
389 | locallisppath=${enableval} | |
390 | fi) | |
391 | ||
392 | AC_ARG_ENABLE(checking, | |
393 | [AS_HELP_STRING([--enable-checking@<:@=LIST@:>@], | |
394 | [enable expensive run-time checks. With LIST, | |
395 | enable only specific categories of checks. | |
396 | Categories are: all,yes,no. | |
397 | Flags are: stringbytes, stringoverrun, stringfreelist, | |
e509cfa6 | 398 | xmallocoverrun, conslist, glyphs])], |
067d23c9 KY |
399 | [ac_checking_flags="${enableval}"],[]) |
400 | IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS," | |
401 | for check in $ac_checking_flags | |
402 | do | |
403 | case $check in | |
404 | # these set all the flags to specific states | |
405 | yes) ac_enable_checking=1 ;; | |
406 | no) ac_enable_checking= ; | |
407 | ac_gc_check_stringbytes= ; | |
408 | ac_gc_check_string_overrun= ; | |
409 | ac_gc_check_string_free_list= ; | |
410 | ac_xmalloc_overrun= ; | |
e509cfa6 | 411 | ac_gc_check_cons_list= ; |
94eb8e0a | 412 | ac_glyphs_debug= ;; |
067d23c9 KY |
413 | all) ac_enable_checking=1 ; |
414 | ac_gc_check_stringbytes=1 ; | |
415 | ac_gc_check_string_overrun=1 ; | |
416 | ac_gc_check_string_free_list=1 ; | |
417 | ac_xmalloc_overrun=1 ; | |
e509cfa6 | 418 | ac_gc_check_cons_list=1 ; |
94eb8e0a | 419 | ac_glyphs_debug=1 ;; |
067d23c9 KY |
420 | # these enable particular checks |
421 | stringbytes) ac_gc_check_stringbytes=1 ;; | |
422 | stringoverrun) ac_gc_check_string_overrun=1 ;; | |
423 | stringfreelist) ac_gc_check_string_free_list=1 ;; | |
424 | xmallocoverrun) ac_xmalloc_overrun=1 ;; | |
425 | conslist) ac_gc_check_cons_list=1 ;; | |
94eb8e0a | 426 | glyphs) ac_glyphs_debug=1 ;; |
067d23c9 KY |
427 | *) AC_MSG_ERROR(unknown check category $check) ;; |
428 | esac | |
429 | done | |
430 | IFS="$ac_save_IFS" | |
431 | ||
432 | if test x$ac_enable_checking != x ; then | |
433 | AC_DEFINE(ENABLE_CHECKING, 1, | |
a54e2c05 | 434 | [Define to 1 if expensive run-time data type and consistency checks are enabled.]) |
067d23c9 KY |
435 | fi |
436 | if test x$ac_gc_check_stringbytes != x ; then | |
437 | AC_DEFINE(GC_CHECK_STRING_BYTES, 1, | |
438 | [Define this temporarily to hunt a bug. If defined, the size of | |
439 | strings is redundantly recorded in sdata structures so that it can | |
440 | be compared to the sizes recorded in Lisp strings.]) | |
441 | fi | |
40697cd9 | 442 | if test x$ac_gc_check_string_overrun != x ; then |
067d23c9 KY |
443 | AC_DEFINE(GC_CHECK_STRING_OVERRUN, 1, |
444 | [Define this to check for short string overrun.]) | |
445 | fi | |
446 | if test x$ac_gc_check_string_free_list != x ; then | |
447 | AC_DEFINE(GC_CHECK_STRING_FREE_LIST, 1, | |
448 | [Define this to check the string free list.]) | |
449 | fi | |
450 | if test x$ac_xmalloc_overrun != x ; then | |
451 | AC_DEFINE(XMALLOC_OVERRUN_CHECK, 1, | |
452 | [Define this to check for malloc buffer overrun.]) | |
453 | fi | |
454 | if test x$ac_gc_check_cons_list != x ; then | |
455 | AC_DEFINE(GC_CHECK_CONS_LIST, 1, | |
456 | [Define this to check for errors in cons list.]) | |
457 | fi | |
94eb8e0a | 458 | if test x$ac_glyphs_debug != x ; then |
e509cfa6 DA |
459 | AC_DEFINE(GLYPH_DEBUG, 1, |
460 | [Define this to enable glyphs debugging code.]) | |
461 | fi | |
067d23c9 | 462 | |
646b5f55 AS |
463 | AC_ARG_ENABLE(check-lisp-object-type, |
464 | [AS_HELP_STRING([--enable-check-lisp-object-type], | |
465 | [enable compile time checks for the Lisp_Object data type. | |
466 | This is useful for development for catching certain types of bugs.])], | |
067d23c9 | 467 | if test "${enableval}" != "no"; then |
646b5f55 AS |
468 | AC_DEFINE(CHECK_LISP_OBJECT_TYPE, 1, |
469 | [Define this to enable compile time checks for the Lisp_Object data type.]) | |
067d23c9 KY |
470 | fi) |
471 | ||
472 | ||
2ef26ceb EZ |
473 | dnl The name of this option is unfortunate. It predates, and has no |
474 | dnl relation to, the "sampling-based elisp profiler" added in 24.3. | |
475 | dnl Actually, it stops it working. | |
476 | dnl http://lists.gnu.org/archive/html/emacs-devel/2012-11/msg00393.html | |
067d23c9 KY |
477 | AC_ARG_ENABLE(profiling, |
478 | [AS_HELP_STRING([--enable-profiling], | |
2ef26ceb EZ |
479 | [build emacs with low-level, gprof profiling support. |
480 | Mainly useful for debugging Emacs itself. May not work on | |
481 | all platforms. Stops profiler.el working.])], | |
067d23c9 KY |
482 | [ac_enable_profiling="${enableval}"],[]) |
483 | if test x$ac_enable_profiling != x ; then | |
484 | PROFILING_CFLAGS="-DPROFILING=1 -pg" | |
485 | else | |
486 | PROFILING_CFLAGS= | |
487 | fi | |
488 | AC_SUBST(PROFILING_CFLAGS) | |
489 | ||
490 | AC_ARG_ENABLE(autodepend, | |
491 | [AS_HELP_STRING([--enable-autodepend], | |
492 | [automatically generate dependencies to .h-files. | |
f6dce6c1 | 493 | Requires gcc, enabled if found.])], |
067d23c9 KY |
494 | [ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes]) |
495 | ||
7ec363cf JD |
496 | AC_ARG_ENABLE(gtk-deprecation-warnings, |
497 | [AS_HELP_STRING([--enable-gtk-deprecation-warnings], | |
498 | [Show Gtk+/Gdk deprecation warnings for Gtk+ >= 3.0])], | |
499 | [ac_enable_gtk_deprecation_warnings="${enableval}"],[]) | |
500 | ||
067d23c9 KY |
501 | dnl This used to use changequote, but, apart from `changequote is evil' |
502 | dnl per the autoconf manual, we can speed up autoconf somewhat by quoting | |
503 | dnl the great gob of text. Thus it's not processed for possible expansion. | |
504 | dnl Just make sure the brackets remain balanced. | |
505 | dnl | |
506 | dnl Since Emacs can't find matching pairs of quotes, boundaries are | |
507 | dnl indicated by comments. | |
508 | dnl quotation begins | |
509 | [ | |
510 | ||
511 | ### If you add support for a new configuration, add code to this | |
512 | ### switch statement to recognize your configuration name and select | |
7a7f5cce GM |
513 | ### the appropriate opsys. |
514 | ||
067d23c9 KY |
515 | ### As far as handling version numbers on operating systems is |
516 | ### concerned, make sure things will fail in a fixable way. If | |
517 | ### /etc/MACHINES doesn't say anything about version numbers, be | |
518 | ### prepared to handle anything reasonably. If version numbers | |
519 | ### matter, be sure /etc/MACHINES says something about it. | |
520 | ||
34374650 | 521 | opsys='' unported=no |
067d23c9 KY |
522 | case "${canonical}" in |
523 | ||
695a3dc5 PE |
524 | ## GNU/Linux and similar ports |
525 | *-*-linux* ) | |
d6a003a8 | 526 | opsys=gnu-linux |
d6a003a8 AS |
527 | ;; |
528 | ||
067d23c9 KY |
529 | ## FreeBSD ports |
530 | *-*-freebsd* ) | |
531 | opsys=freebsd | |
067d23c9 KY |
532 | ;; |
533 | ||
7e00831f JM |
534 | ## DragonFly ports |
535 | *-*-dragonfly* ) | |
536 | opsys=dragonfly | |
537 | ;; | |
538 | ||
067d23c9 KY |
539 | ## FreeBSD kernel + glibc based userland |
540 | *-*-kfreebsd*gnu* ) | |
541 | opsys=gnu-kfreebsd | |
067d23c9 KY |
542 | ;; |
543 | ||
544 | ## NetBSD ports | |
545 | *-*-netbsd* ) | |
546 | opsys=netbsd | |
067d23c9 KY |
547 | ;; |
548 | ||
549 | ## OpenBSD ports | |
ca489750 | 550 | *-*-openbsd* | *-*-mirbsd* ) |
067d23c9 | 551 | opsys=openbsd |
067d23c9 KY |
552 | ;; |
553 | ||
067d23c9 KY |
554 | ## Apple Darwin / Mac OS X |
555 | *-apple-darwin* ) | |
556 | case "${canonical}" in | |
34374650 PE |
557 | i[3456]86-* ) ;; |
558 | powerpc-* ) ;; | |
559 | x86_64-* ) ;; | |
067d23c9 KY |
560 | * ) unported=yes ;; |
561 | esac | |
562 | opsys=darwin | |
136c45ee GM |
563 | ## Use fink packages if available. |
564 | ## FIXME find a better way to do this: http://debbugs.gnu.org/11507 | |
565 | ## if test -d /sw/include && test -d /sw/lib; then | |
566 | ## GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib" | |
567 | ## NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS} | |
568 | ## fi | |
067d23c9 KY |
569 | ;; |
570 | ||
e8bdb06e KB |
571 | ## Cygwin ports |
572 | *-*-cygwin ) | |
573 | opsys=cygwin | |
574 | ;; | |
575 | ||
067d23c9 KY |
576 | ## HP 9000 series 700 and 800, running HP/UX |
577 | hppa*-hp-hpux10.2* ) | |
d6a003a8 | 578 | opsys=hpux10-20 |
067d23c9 KY |
579 | ;; |
580 | hppa*-hp-hpux1[1-9]* ) | |
d6a003a8 | 581 | opsys=hpux11 |
067d23c9 KY |
582 | CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS" |
583 | ;; | |
584 | ||
067d23c9 | 585 | ## IBM machines |
067d23c9 | 586 | rs6000-ibm-aix4.[23]* ) |
34374650 | 587 | opsys=aix4-2 |
067d23c9 KY |
588 | ;; |
589 | powerpc-ibm-aix4.[23]* ) | |
34374650 | 590 | opsys=aix4-2 |
067d23c9 KY |
591 | ;; |
592 | rs6000-ibm-aix[56]* ) | |
34374650 | 593 | opsys=aix4-2 |
067d23c9 | 594 | ;; |
4f4ec76f | 595 | powerpc-ibm-aix[5-9]* | powerpc-ibm-aix[1-9][0-9]* ) |
34374650 | 596 | opsys=aix4-2 |
067d23c9 KY |
597 | ;; |
598 | ||
067d23c9 KY |
599 | ## Silicon Graphics machines |
600 | ## Iris 4D | |
601 | mips-sgi-irix6.5 ) | |
76b397fb | 602 | opsys=irix6-5 |
067d23c9 KY |
603 | # Without defining _LANGUAGE_C, things get masked out in the headers |
604 | # so that, for instance, grepping for `free' in stdlib.h fails and | |
605 | # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m). | |
067d23c9 KY |
606 | NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C" |
607 | ;; | |
608 | ||
609 | ## Suns | |
067d23c9 KY |
610 | *-sun-solaris* \ |
611 | | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* \ | |
612 | | x86_64-*-solaris2* | x86_64-*-sunos5*) | |
613 | case "${canonical}" in | |
34374650 PE |
614 | i[3456]86-*-* ) ;; |
615 | amd64-*-*|x86_64-*-*) ;; | |
616 | sparc* ) ;; | |
067d23c9 KY |
617 | * ) unported=yes ;; |
618 | esac | |
619 | case "${canonical}" in | |
59587ee4 PE |
620 | *-sunos5.[1-9][0-9]* | *-solaris2.[1-9][0-9]* ) |
621 | opsys=sol2-10 | |
622 | emacs_check_sunpro_c=yes | |
623 | ;; | |
2662ca5c GM |
624 | *-sunos5.[1-5]* | *-solaris2.[1-5]* ) unported=yes ;; |
625 | ## Note that Emacs 23.1's NEWS said the following would be dropped. | |
067d23c9 KY |
626 | *-sunos5.6* | *-solaris2.6* ) |
627 | opsys=sol2-6 | |
067d23c9 KY |
628 | RANLIB="ar -ts" |
629 | ;; | |
2662ca5c | 630 | ## 5.7 EOL Aug 2008, 5.8 EOL Mar 2012. |
067d23c9 KY |
631 | *-sunos5.[7-9]* | *-solaris2.[7-9]* ) |
632 | opsys=sol2-6 | |
633 | emacs_check_sunpro_c=yes | |
067d23c9 | 634 | ;; |
067d23c9 KY |
635 | esac |
636 | ## Watch out for a compiler that we know will not work. | |
637 | case "${canonical}" in | |
638 | *-solaris* | *-sunos5* ) | |
639 | if [ "x$CC" = x/usr/ucb/cc ]; then | |
640 | ## /usr/ucb/cc doesn't work; | |
641 | ## we should find some other compiler that does work. | |
642 | unset CC | |
643 | fi | |
644 | ;; | |
645 | *) ;; | |
646 | esac | |
647 | ;; | |
648 | ||
067d23c9 KY |
649 | ## Intel 386 machines where we don't care about the manufacturer. |
650 | i[3456]86-*-* ) | |
067d23c9 | 651 | case "${canonical}" in |
27cb7be2 | 652 | *-darwin* ) opsys=darwin ;; |
31ff141c | 653 | *-mingw32 ) |
fb0862b2 | 654 | opsys=mingw32 |
9e821c83 | 655 | # MinGW overrides and adds some system headers in nt/inc. |
845b7499 | 656 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" |
fb0862b2 | 657 | ;; |
f04940ae PE |
658 | *-sysv4.2uw* ) opsys=unixware ;; |
659 | *-sysv5uw* ) opsys=unixware ;; | |
660 | *-sysv5OpenUNIX* ) opsys=unixware ;; | |
067d23c9 KY |
661 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. |
662 | esac | |
663 | ;; | |
664 | ||
bd717ca4 FP |
665 | # MinGW64 |
666 | x86_64-*-* ) | |
667 | case "${canonical}" in | |
668 | *-mingw32 ) | |
669 | opsys=mingw32 | |
670 | # MinGW overrides and adds some system headers in nt/inc. | |
671 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" | |
672 | ;; | |
673 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. | |
674 | esac | |
675 | ;; | |
676 | ||
067d23c9 KY |
677 | * ) |
678 | unported=yes | |
679 | ;; | |
680 | esac | |
681 | ||
682 | ### If the code above didn't choose an operating system, just choose | |
683 | ### an operating system based on the configuration name. You really | |
684 | ### only want to use this when you have no idea what the right | |
685 | ### operating system is; if you know what operating systems a machine | |
686 | ### runs, it's cleaner to make it explicit in the case statement | |
687 | ### above. | |
688 | if test x"${opsys}" = x; then | |
689 | case "${canonical}" in | |
690 | *-gnu* ) opsys=gnu ;; | |
691 | * ) | |
692 | unported=yes | |
693 | ;; | |
694 | esac | |
695 | fi | |
696 | ||
697 | ] | |
698 | dnl quotation ends | |
699 | ||
700 | if test $unported = yes; then | |
41dc0fed | 701 | AC_MSG_ERROR([Emacs does not support `${canonical}' systems. |
7b207d6d | 702 | If you think it should, please send a report to ${PACKAGE_BUGREPORT}. |
067d23c9 KY |
703 | Check `etc/MACHINES' for recognized configuration names.]) |
704 | fi | |
705 | ||
067d23c9 KY |
706 | |
707 | #### Choose a compiler. | |
27cb7be2 | 708 | |
8208d2bf PE |
709 | dnl Don't bother to test for C89. |
710 | AC_DEFUN([_AC_PROG_CC_C89], [$2]) | |
711 | ||
067d23c9 | 712 | dnl Sets GCC=yes if using gcc. |
efe70219 | 713 | AC_PROG_CC([gcc cc cl clang "$XCRUN gcc" "$XCRUN clang"]) |
5eedd0b9 | 714 | if test -n "$XCRUN"; then |
7c8114cb | 715 | AC_CHECK_PROGS(AR, [ar "$XCRUN ar"]) |
5eedd0b9 | 716 | test -n "$AR" && export AR |
7c8114cb | 717 | fi |
efe70219 | 718 | |
8208d2bf PE |
719 | dnl Emacs needs C99 or later. |
720 | gl_PROG_CC_C99 | |
721 | ||
9a514d4a PE |
722 | AM_PROG_CC_C_O |
723 | ||
067d23c9 KY |
724 | if test x$GCC = xyes; then |
725 | test "x$GCC_TEST_OPTIONS" != x && CC="$CC $GCC_TEST_OPTIONS" | |
726 | else | |
727 | test "x$NON_GCC_TEST_OPTIONS" != x && CC="$CC $NON_GCC_TEST_OPTIONS" | |
728 | fi | |
729 | ||
a74b0e1b EZ |
730 | dnl This is used in lib/Makefile.am to use nt/gnulib.mk, the |
731 | dnl alternative to lib/gnulib.mk, so as to avoid generating header files | |
732 | dnl that clash with MinGW. | |
733 | AM_CONDITIONAL([BUILDING_FOR_WINDOWSNT], [test "x$opsys" = "xmingw32"]) | |
734 | ||
a8f9bc05 PE |
735 | # Avoid gnulib's tests for -lcrypto, so that there's no static dependency on it. |
736 | AC_DEFUN([gl_CRYPTO_CHECK]) | |
70743157 PE |
737 | # Avoid gnulib's tests for HAVE_WORKING_O_NOATIME and HAVE_WORKING_O_NOFOLLOW, |
738 | # as we don't use them. | |
73dcdb9f | 739 | AC_DEFUN([gl_FCNTL_O_FLAGS]) |
a615a3ae | 740 | |
f04940ae | 741 | # Initialize gnulib right after choosing the compiler. |
58eaa9ec | 742 | dnl Amongst other things, this sets AR and ARFLAGS. |
f04940ae PE |
743 | gl_EARLY |
744 | ||
6e8aca60 | 745 | if test "$ac_test_CFLAGS" != set; then |
f780d632 PE |
746 | # It's helpful to have C macros available to GDB, so prefer -g3 to -g |
747 | # if -g3 works and the user does not specify CFLAGS. | |
748 | # This test must follow gl_EARLY; otherwise AC_LINK_IFELSE complains. | |
6e8aca60 PE |
749 | case $CFLAGS in |
750 | '-g') | |
751 | emacs_g3_CFLAGS='-g3';; | |
752 | '-g -O2') | |
753 | emacs_g3_CFLAGS='-g3 -O2';; | |
754 | *) | |
755 | emacs_g3_CFLAGS='';; | |
756 | esac | |
757 | if test -n "$emacs_g3_CFLAGS"; then | |
758 | emacs_save_CFLAGS=$CFLAGS | |
759 | CFLAGS=$emacs_g3_CFLAGS | |
760 | AC_CACHE_CHECK([whether $CC accepts $emacs_g3_CFLAGS], | |
761 | [emacs_cv_prog_cc_g3], | |
762 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
763 | [emacs_cv_prog_cc_g3=yes], | |
f780d632 PE |
764 | [emacs_cv_prog_cc_g3=no])]) |
765 | if test $emacs_cv_prog_cc_g3 != yes; then | |
6e8aca60 PE |
766 | CFLAGS=$emacs_save_CFLAGS |
767 | fi | |
f540ee86 EZ |
768 | if test $opsys = mingw32; then |
769 | CFLAGS="$CFLAGS -gdwarf-2" | |
770 | fi | |
6e8aca60 | 771 | fi |
f780d632 PE |
772 | |
773 | case $CFLAGS in | |
774 | *-O*) ;; | |
775 | *) | |
776 | # No optimization flag was inferred for this non-GCC compiler. | |
777 | # Try -O. This is needed for xlc on AIX; see Bug#14258. | |
778 | emacs_save_CFLAGS=$CFLAGS | |
779 | test -z "$CFLAGS" || CFLAGS="$CFLAGS " | |
780 | CFLAGS=${CFLAGS}-O | |
781 | AC_CACHE_CHECK([whether $CC accepts -O], | |
782 | [emacs_cv_prog_cc_o], | |
783 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
784 | [emacs_cv_prog_cc_o=yes], | |
785 | [emacs_cv_prog_cc_o=no])]) | |
786 | if test $emacs_cv_prog_cc_o != yes; then | |
787 | CFLAGS=$emacs_save_CFLAGS | |
788 | fi ;; | |
789 | esac | |
6e8aca60 PE |
790 | fi |
791 | ||
b8df54ff PE |
792 | AC_ARG_ENABLE([gcc-warnings], |
793 | [AS_HELP_STRING([--enable-gcc-warnings], | |
c4e2ba0a | 794 | [turn on lots of GCC warnings/errors. This is intended for |
f5c08e17 PE |
795 | developers, and may generate false alarms when used |
796 | with older or non-GNU development tools.])], | |
b8df54ff PE |
797 | [case $enableval in |
798 | yes|no) ;; | |
799 | *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;; | |
800 | esac | |
801 | gl_gcc_warnings=$enableval], | |
802 | [gl_gcc_warnings=no] | |
803 | ) | |
804 | ||
8762e524 JD |
805 | # clang is unduly picky about some things. |
806 | AC_CACHE_CHECK([whether the compiler is clang], [emacs_cv_clang], | |
807 | [AC_COMPILE_IFELSE( | |
808 | [AC_LANG_PROGRAM([[ | |
809 | #ifndef __clang__ | |
13a5993b | 810 | error "not clang"; |
8762e524 JD |
811 | #endif |
812 | ]])], | |
813 | [emacs_cv_clang=yes], | |
814 | [emacs_cv_clang=no])]) | |
815 | ||
b8df54ff PE |
816 | # When compiling with GCC, prefer -isystem to -I when including system |
817 | # include files, to avoid generating useless diagnostics for the files. | |
818 | if test "$gl_gcc_warnings" != yes; then | |
819 | isystem='-I' | |
8762e524 JD |
820 | if test "$emacs_cv_clang" = yes |
821 | then | |
822 | # Turn off some warnings if supported. | |
823 | gl_WARN_ADD([-Wno-switch]) | |
824 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
825 | gl_WARN_ADD([-Wno-pointer-sign]) | |
826 | fi | |
b8df54ff PE |
827 | else |
828 | isystem='-isystem ' | |
829 | ||
830 | # This, $nw, is the list of warnings we disable. | |
831 | nw= | |
832 | ||
833 | case $with_x_toolkit in | |
834 | lucid | athena | motif) | |
835 | # Old toolkits mishandle 'const'. | |
836 | nw="$nw -Wwrite-strings" | |
837 | ;; | |
838 | *) | |
839 | gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) | |
840 | ;; | |
841 | esac | |
842 | AC_SUBST([WERROR_CFLAGS]) | |
843 | ||
b8df54ff | 844 | nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings |
b8df54ff | 845 | nw="$nw -Woverlength-strings" # Not a problem these days |
b8df54ff | 846 | nw="$nw -Wlogical-op" # any use of fwrite provokes this |
6045c4fd | 847 | nw="$nw -Wformat-nonliteral" # we do this a lot |
b8df54ff PE |
848 | nw="$nw -Wvla" # warnings in gettext.h |
849 | nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ | |
b8df54ff | 850 | nw="$nw -Wswitch-default" # Too many warnings for now |
6045c4fd | 851 | nw="$nw -Winline" # OK to ignore 'inline' |
79a7bafe | 852 | nw="$nw -Wjump-misses-init" # We sometimes safely jump over init. |
2ef26ceb EZ |
853 | nw="$nw -Wstrict-overflow" # OK to optimize assuming that |
854 | # signed overflow has undefined behavior | |
6045c4fd PE |
855 | nw="$nw -Wsync-nand" # irrelevant here, and provokes ObjC warning |
856 | nw="$nw -Wunsafe-loop-optimizations" # OK to suppress unsafe optimizations | |
84575e67 | 857 | nw="$nw -Wbad-function-cast" # These casts are no worse than others. |
b8df54ff PE |
858 | |
859 | # Emacs doesn't care about shadowing; see | |
860 | # <http://lists.gnu.org/archive/html/emacs-diffs/2011-11/msg00265.html>. | |
861 | nw="$nw -Wshadow" | |
862 | ||
a8e1690b PE |
863 | # Emacs's use of alloca inhibits protecting the stack. |
864 | nw="$nw -Wstack-protector" | |
865 | ||
2ef26ceb | 866 | # The following line should be removable at some point. |
b8df54ff PE |
867 | nw="$nw -Wsuggest-attribute=pure" |
868 | ||
4b73fc73 PE |
869 | # This part is merely for shortening the command line, |
870 | # since -Wno-FOO needs to be added below regardless. | |
871 | nw="$nw -Wmissing-field-initializers" | |
872 | nw="$nw -Wswitch" | |
873 | nw="$nw -Wtype-limits" | |
874 | nw="$nw -Wunused-parameter" | |
875 | ||
31ff141c PE |
876 | if test $emacs_cv_clang = yes; then |
877 | nw="$nw -Wcast-align" | |
878 | fi | |
879 | ||
b8df54ff PE |
880 | gl_MANYWARN_ALL_GCC([ws]) |
881 | gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) | |
882 | for w in $ws; do | |
883 | gl_WARN_ADD([$w]) | |
884 | done | |
73bfe891 | 885 | gl_WARN_ADD([-Wredundant-decls]) # Prefer this, as we don't use Bison. |
b8df54ff PE |
886 | gl_WARN_ADD([-Wno-missing-field-initializers]) # We need this one |
887 | gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now | |
888 | gl_WARN_ADD([-Wno-type-limits]) # Too many warnings for now | |
889 | gl_WARN_ADD([-Wno-switch]) # Too many warnings for now | |
890 | gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now | |
891 | gl_WARN_ADD([-Wno-format-nonliteral]) | |
892 | ||
893 | # In spite of excluding -Wlogical-op above, it is enabled, as of | |
894 | # gcc 4.5.0 20090517. | |
895 | gl_WARN_ADD([-Wno-logical-op]) | |
896 | ||
31ff141c PE |
897 | # More things that clang is unduly picky about. |
898 | if test $emacs_cv_clang = yes; then | |
899 | gl_WARN_ADD([-Wno-format-extra-args]) | |
900 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
901 | gl_WARN_ADD([-Wno-unused-command-line-argument]) | |
902 | gl_WARN_ADD([-Wno-unused-value]) | |
903 | fi | |
904 | ||
b8df54ff | 905 | AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.]) |
2d3800d2 PE |
906 | AH_VERBATIM([FORTIFY_SOURCE], |
907 | [/* Enable compile-time and run-time bounds-checking, and some warnings, | |
908 | without upsetting glibc 2.15+. */ | |
7f8de58c | 909 | #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__ |
2d3800d2 PE |
910 | # define _FORTIFY_SOURCE 2 |
911 | #endif | |
912 | ]) | |
b8df54ff PE |
913 | AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks]) |
914 | ||
915 | # We use a slightly smaller set of warning options for lib/. | |
916 | # Remove the following and save the result in GNULIB_WARN_CFLAGS. | |
917 | nw= | |
918 | nw="$nw -Wunused-macros" | |
919 | ||
920 | gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
921 | AC_SUBST([GNULIB_WARN_CFLAGS]) | |
067d23c9 | 922 | fi |
067d23c9 | 923 | |
2bafb7c4 PE |
924 | edit_cflags=" |
925 | s,///*,/,g | |
926 | s/^/ / | |
927 | s/ -I/ $isystem/g | |
928 | s/^ // | |
929 | " | |
930 | ||
bd098f41 DA |
931 | AC_ARG_ENABLE(link-time-optimization, |
932 | [AS_HELP_STRING([--enable-link-time-optimization], | |
933 | [build emacs with link-time optimization. | |
c400516a GM |
934 | This requires GCC 4.5.0 or later, or clang. |
935 | (Note that clang support is experimental - see INSTALL.) | |
936 | It also makes Emacs harder to debug, and when we tried it | |
937 | with GCC 4.9.0 x86-64 it made Emacs slower, so it's not | |
938 | recommended for typical use.])], | |
bd098f41 DA |
939 | if test "${enableval}" != "no"; then |
940 | ac_lto_supported=no | |
941 | if test $emacs_cv_clang = yes; then | |
942 | AC_MSG_CHECKING([whether link-time optimization is supported by clang]) | |
943 | GOLD_PLUGIN=`$CC -print-file-name=LLVMgold.so 2>/dev/null` | |
944 | if test -x "$GOLD_PLUGIN"; then | |
945 | LTO="-flto" | |
946 | fi | |
947 | elif test x$GCC = xyes; then | |
948 | AC_MSG_CHECKING([whether link-time optimization is supported by gcc]) | |
949 | CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null` | |
950 | if test x$CPUS != x; then | |
951 | LTO="-flto=$CPUS" | |
952 | else | |
953 | LTO="-flto" | |
954 | fi | |
955 | else | |
956 | AC_MSG_ERROR([Link-time optimization is not supported with your compiler.]) | |
957 | fi | |
958 | if test -z "$LTO"; then | |
959 | ac_lto_supported=no | |
960 | else | |
961 | old_CFLAGS=$CFLAGS | |
962 | CFLAGS="$CFLAGS $LTO" | |
963 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], | |
964 | [ac_lto_supported=yes], [ac_lto_supported=no]) | |
965 | CFLAGS="$old_CFLAGS" | |
966 | fi | |
967 | AC_MSG_RESULT([$ac_lto_supported]) | |
968 | if test "$ac_lto_supported" = "yes"; then | |
969 | CFLAGS="$CFLAGS $LTO" | |
970 | if test x$emacs_cv_clang = xyes; then | |
971 | AC_MSG_WARN([Please read INSTALL before using link-time optimization with clang]) | |
972 | # WARNING: 'ar --plugin ...' doesn't work without | |
973 | # command, so plugin name is appended to ARFLAGS. | |
974 | ARFLAGS="cru --plugin $GOLD_PLUGIN" | |
975 | RANLIB="$RANLIB --plugin $GOLD_PLUGIN" | |
c400516a GM |
976 | else |
977 | dnl The following is needed for GCC 4.9.0. The GCC 4.9.0 release notes | |
978 | dnl suggest that instead of -ffat-lto-objects we should use gcc-ar and | |
979 | dnl gcc-ranlib in place of ar and ranlib, but gcc-ar makes /usr/bin/ar | |
980 | dnl dump core on Fedora 20, so play it safe for now. | |
981 | gl_COMPILER_OPTION_IF([-ffat-lto-objects], | |
982 | [CFLAGS="$CFLAGS -ffat-lto-objects"]) | |
bd098f41 DA |
983 | fi |
984 | fi | |
985 | fi) | |
067d23c9 | 986 | |
f04940ae PE |
987 | dnl Some other nice autoconf tests. |
988 | dnl These are commented out, since gl_EARLY and/or Autoconf already does them. | |
989 | dnl AC_PROG_INSTALL | |
990 | dnl AC_PROG_MKDIR_P | |
991 | dnl if test "x$RANLIB" = x; then | |
992 | dnl AC_PROG_RANLIB | |
993 | dnl fi | |
4f8902cd GM |
994 | |
995 | ||
996 | dnl Sadly, AC_PROG_LN_S is too restrictive. It also tests whether links | |
997 | dnl can be made to directories. This is not relevant for our usage, and | |
998 | dnl excludes some cases that work fine for us. Eg MS Windows or files | |
999 | dnl hosted on AFS, both examples where simple links work, but links to | |
1000 | dnl directories fail. We use a cut-down version instead. | |
1001 | dnl AC_PROG_LN_S | |
1002 | ||
1003 | AC_MSG_CHECKING([whether ln -s works for files in the same directory]) | |
1004 | rm -f conf$$ conf$$.file | |
1005 | ||
1006 | LN_S_FILEONLY='cp -p' | |
1007 | ||
aa1f3497 EZ |
1008 | dnl On MinGW, ensure we will call the MSYS /bin/ln.exe, not some |
1009 | dnl random program in the current directory. | |
4f8902cd GM |
1010 | if (echo >conf$$.file) 2>/dev/null; then |
1011 | if ln -s conf$$.file conf$$ 2>/dev/null; then | |
aa1f3497 EZ |
1012 | if test "$opsys" = "mingw32"; then |
1013 | LN_S_FILEONLY='/bin/ln -s' | |
1014 | else | |
1015 | LN_S_FILEONLY='ln -s' | |
1016 | fi | |
4f8902cd | 1017 | elif ln conf$$.file conf$$ 2>/dev/null; then |
aa1f3497 EZ |
1018 | if test "$opsys" = "mingw32"; then |
1019 | LN_S_FILEONLY=/bin/ln | |
1020 | else | |
1021 | LN_S_FILEONLY=ln | |
1022 | fi | |
4f8902cd GM |
1023 | fi |
1024 | fi | |
1025 | ||
1026 | rm -f conf$$ conf$$.file | |
1027 | ||
1028 | if test "$LN_S_FILEONLY" = "ln -s"; then | |
1029 | AC_MSG_RESULT([yes]) | |
1030 | else | |
1031 | AC_MSG_RESULT([no, using $LN_S_FILEONLY]) | |
1032 | fi | |
1033 | ||
1034 | AC_SUBST(LN_S_FILEONLY) | |
1035 | ||
067d23c9 | 1036 | |
f576f7fb EZ |
1037 | dnl AC_PROG_LN_S sets LN_S to 'cp -pR' for MinGW, on the premise that 'ln' |
1038 | dnl doesn't support links to directories, as in "ln file dir". But that | |
1039 | dnl use is non-portable, and OTOH MinGW wants to use hard links for Emacs | |
1040 | dnl executables at "make install" time. | |
1041 | dnl See http://lists.gnu.org/archive/html/emacs-devel/2013-04/msg00475.html | |
1042 | dnl for more details. | |
64544985 | 1043 | if test "$opsys" = "mingw32"; then |
0bf20677 | 1044 | LN_S="/bin/ln" |
64544985 | 1045 | fi |
64544985 | 1046 | |
f8160502 GM |
1047 | dnl On some Debian versions, "install-info" prints irritating messages |
1048 | dnl "This is not dpkg install-info anymore, but GNU install-info" | |
1049 | dnl if called via an absolute file name. | |
1050 | dnl Use the entirely-identical-but-quieter ginstall-info instead if present. | |
3b7865ca GM |
1051 | dnl Sadly some people may have an old ginstall-info installed on |
1052 | dnl non-Debian systems, so we can't use this. | |
1053 | dnl AC_PATH_PROGS(INSTALL_INFO, [ginstall-info install-info], :, | |
1054 | dnl $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin) | |
1055 | ||
0e7a053e PE |
1056 | AC_PATH_PROG(INSTALL_INFO, install-info, :, |
1057 | $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin) | |
067d23c9 KY |
1058 | dnl Don't use GZIP, which is used by gzip for additional parameters. |
1059 | AC_PATH_PROG(GZIP_PROG, gzip) | |
1060 | ||
66f3731f | 1061 | test $with_compress_install != yes && test -n "$GZIP_PROG" && \ |
335142f9 GM |
1062 | GZIP_PROG=" # $GZIP_PROG # (disabled by configure --without-compress-install)" |
1063 | ||
0b6b25d5 GM |
1064 | if test $opsys = gnu-linux; then |
1065 | AC_PATH_PROG(PAXCTL, paxctl,, | |
1066 | [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/usr/sbin]) | |
32d9ba9a UM |
1067 | if test "X$PAXCTL" != X; then |
1068 | AC_MSG_CHECKING([whether binaries have a PT_PAX_FLAGS header]) | |
1069 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
1070 | [if $PAXCTL -v conftest$EXEEXT >/dev/null 2>&1; then AC_MSG_RESULT(yes) | |
1071 | else AC_MSG_RESULT(no); PAXCTL=""; fi]) | |
1072 | fi | |
81da295e PE |
1073 | |
1074 | if test "${SETFATTR+set}" != set; then | |
1075 | AC_CACHE_CHECK([for setfattr], | |
1076 | [emacs_cv_prog_setfattr], | |
1077 | [touch conftest.tmp | |
1078 | if (setfattr -n user.pax.flags conftest.tmp) >/dev/null 2>&1; then | |
1079 | emacs_cv_prog_setfattr=yes | |
1080 | else | |
1081 | emacs_cv_prog_setfattr=no | |
1082 | fi]) | |
1083 | if test "$emacs_cv_prog_setfattr" = yes; then | |
1084 | SETFATTR=setfattr | |
1085 | else | |
54c2b8b4 | 1086 | SETFATTR= |
81da295e PE |
1087 | fi |
1088 | rm -f conftest.tmp | |
1089 | AC_SUBST([SETFATTR]) | |
1090 | fi | |
0b6b25d5 | 1091 | fi |
067d23c9 | 1092 | |
23df914b | 1093 | ## Need makeinfo >= 4.7 (?) to build the manuals. |
067d23c9 KY |
1094 | AC_PATH_PROG(MAKEINFO, makeinfo, no) |
1095 | dnl By this stage, configure has already checked for egrep and set EGREP, | |
1096 | dnl or exited with an error if no egrep was found. | |
3cc53d60 PE |
1097 | if test "$MAKEINFO" != "no"; then |
1098 | case ` | |
75d7aa24 | 1099 | $MAKEINFO --version 2> /dev/null | |
3cc53d60 PE |
1100 | $EGREP 'texinfo[[^0-9]]*([[1-4]][[0-9]]+|[[5-9]]|4\.[[7-9]]|4\.[[1-6]][[0-9]]+)' |
1101 | ` in | |
1102 | '') MAKEINFO=no;; | |
1103 | esac | |
067d23c9 KY |
1104 | fi |
1105 | ||
1106 | ## Makeinfo is unusual. For a released Emacs, the manuals are | |
1107 | ## pre-built, and not deleted by the normal clean rules. makeinfo is | |
1108 | ## therefore in the category of "special tools" not normally required, which | |
1109 | ## configure does not have to check for (eg autoconf itself). | |
31466836 ER |
1110 | ## In a repository checkout on the other hand, the manuals are not included. |
1111 | ## So makeinfo is a requirement to build from the repository, and configure | |
067d23c9 KY |
1112 | ## should test for it as it does for any other build requirement. |
1113 | ## We use the presence of $srcdir/info/emacs to distinguish a release, | |
31466836 | 1114 | ## with pre-built manuals, from a repository checkout. |
e5365138 GM |
1115 | HAVE_MAKEINFO=yes |
1116 | ||
067d23c9 | 1117 | if test "$MAKEINFO" = "no"; then |
e5365138 | 1118 | MAKEINFO=makeinfo |
067d23c9 | 1119 | if test "x${with_makeinfo}" = "xno"; then |
e5365138 | 1120 | HAVE_MAKEINFO=no |
3cc53d60 | 1121 | elif test ! -e "$srcdir/info/emacs" && test ! -e "$srcdir/info/emacs.info"; then |
23df914b | 1122 | AC_MSG_ERROR( [You do not seem to have makeinfo >= 4.7, and your |
067d23c9 KY |
1123 | source tree does not seem to have pre-built manuals in the `info' directory. |
1124 | Either install a suitable version of makeinfo, or re-run configure | |
1125 | with the `--without-makeinfo' option to build without the manuals.] ) | |
1126 | fi | |
1127 | fi | |
e5365138 | 1128 | AC_SUBST(HAVE_MAKEINFO) |
067d23c9 | 1129 | |
1857cd3f | 1130 | if test $opsys = mingw32; then |
0acfedd3 | 1131 | DOCMISC_W32=efaq-w32 |
1857cd3f | 1132 | else |
0acfedd3 | 1133 | DOCMISC_W32= |
1857cd3f | 1134 | fi |
0acfedd3 | 1135 | AC_SUBST(DOCMISC_W32) |
1857cd3f | 1136 | |
067d23c9 KY |
1137 | dnl Add our options to ac_link now, after it is set up. |
1138 | ||
1139 | if test x$GCC = xyes; then | |
1140 | test "x$GCC_LINK_TEST_OPTIONS" != x && \ | |
1141 | ac_link="$ac_link $GCC_LINK_TEST_OPTIONS" | |
1142 | else | |
1143 | test "x$NON_GCC_LINK_TEST_OPTIONS" != x && \ | |
1144 | ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS" | |
1145 | fi | |
1146 | ||
1147 | dnl We need -znocombreloc if we're using a relatively recent GNU ld. | |
1148 | dnl If we can link with the flag, it shouldn't do any harm anyhow. | |
1149 | dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.) | |
1150 | dnl Treat GCC specially since it just gives a non-fatal `unrecognized option' | |
1151 | dnl if not built to support GNU ld. | |
1152 | ||
d7646461 GM |
1153 | dnl For a long time, -znocombreloc was added to LDFLAGS rather than |
1154 | dnl LD_SWITCH_SYSTEM_TEMACS. That is: | |
1155 | dnl * inappropriate, as LDFLAGS is a user option but this is essential. | |
1156 | dnl Eg "make LDFLAGS=... all" could run into problems, | |
71bd1a00 | 1157 | dnl http://bugs.debian.org/684788 |
d7646461 GM |
1158 | dnl * unnecessary, since temacs is the only thing that actually needs it. |
1159 | dnl Indeed this is where it was originally, prior to: | |
71bd1a00 | 1160 | dnl http://lists.gnu.org/archive/html/emacs-pretest-bug/2004-03/msg00170.html |
48b48f98 | 1161 | late_LDFLAGS="$LDFLAGS" |
067d23c9 | 1162 | if test x$GCC = xyes; then |
8d17ef8d | 1163 | LDFLAGS_NOCOMBRELOC="-Wl,-znocombreloc" |
067d23c9 | 1164 | else |
8d17ef8d | 1165 | LDFLAGS_NOCOMBRELOC="-znocombreloc" |
067d23c9 KY |
1166 | fi |
1167 | ||
8d17ef8d GM |
1168 | LDFLAGS="$LDFLAGS $LDFLAGS_NOCOMBRELOC" |
1169 | ||
067d23c9 KY |
1170 | AC_MSG_CHECKING([for -znocombreloc]) |
1171 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
1172 | [AC_MSG_RESULT(yes)], | |
8d17ef8d | 1173 | LDFLAGS_NOCOMBRELOC= |
067d23c9 KY |
1174 | [AC_MSG_RESULT(no)]) |
1175 | ||
48b48f98 | 1176 | LDFLAGS="$late_LDFLAGS" |
067d23c9 | 1177 | |
e76119d7 PE |
1178 | AC_CACHE_CHECK([whether addresses are sanitized], |
1179 | [emacs_cv_sanitize_address], | |
1180 | [AC_COMPILE_IFELSE( | |
1181 | [AC_LANG_PROGRAM( | |
1182 | [[#ifndef __has_feature | |
1183 | #define __has_feature(f) 0 | |
1184 | #endif | |
1185 | #if defined __SANITIZE_ADDRESS__ || __has_feature (address_sanitizer) | |
1186 | #else | |
13a5993b | 1187 | error "Addresses are not sanitized."; |
e76119d7 PE |
1188 | #endif |
1189 | ]])], | |
1190 | [emacs_cv_sanitize_address=yes], | |
1191 | [emacs_cv_sanitize_address=no])]) | |
1192 | ||
067d23c9 KY |
1193 | dnl The function dump-emacs will not be defined and temacs will do |
1194 | dnl (load "loadup") automatically unless told otherwise. | |
4004ef46 | 1195 | test "x$CANNOT_DUMP" = "x" && CANNOT_DUMP=no |
067d23c9 | 1196 | case "$opsys" in |
4004ef46 | 1197 | your-opsys-here) CANNOT_DUMP=yes ;; |
067d23c9 | 1198 | esac |
4004ef46 | 1199 | |
e76119d7 | 1200 | if test "$CANNOT_DUMP" = "yes"; then |
4004ef46 | 1201 | AC_DEFINE(CANNOT_DUMP, 1, [Define if Emacs cannot be dumped on your system.]) |
e76119d7 PE |
1202 | elif test "$emacs_cv_sanitize_address" = yes; then |
1203 | AC_MSG_WARN([[Addresses are sanitized; suggest CANNOT_DUMP=yes]]) | |
1204 | fi | |
4004ef46 | 1205 | |
067d23c9 KY |
1206 | AC_SUBST(CANNOT_DUMP) |
1207 | ||
1208 | ||
1209 | UNEXEC_OBJ=unexelf.o | |
1210 | case "$opsys" in | |
1211 | # MSDOS uses unexcoff.o | |
067d23c9 KY |
1212 | aix4-2) |
1213 | UNEXEC_OBJ=unexaix.o | |
1214 | ;; | |
1215 | cygwin) | |
1216 | UNEXEC_OBJ=unexcw.o | |
1217 | ;; | |
1218 | darwin) | |
1219 | UNEXEC_OBJ=unexmacosx.o | |
1220 | ;; | |
1221 | hpux10-20 | hpux11) | |
1222 | UNEXEC_OBJ=unexhp9k800.o | |
1223 | ;; | |
6758608f EZ |
1224 | mingw32) |
1225 | UNEXEC_OBJ=unexw32.o | |
1226 | ;; | |
067d23c9 KY |
1227 | sol2-10) |
1228 | # Use the Solaris dldump() function, called from unexsol.c, to dump | |
1229 | # emacs, instead of the generic ELF dump code found in unexelf.c. | |
1230 | # The resulting binary has a complete symbol table, and is better | |
1231 | # for debugging and other observability tools (debuggers, pstack, etc). | |
b06b1098 | 1232 | # |
067d23c9 KY |
1233 | # If you encounter a problem using dldump(), please consider sending |
1234 | # a message to the OpenSolaris tools-linking mailing list: | |
1235 | # http://mail.opensolaris.org/mailman/listinfo/tools-linking | |
b06b1098 | 1236 | # |
067d23c9 KY |
1237 | # It is likely that dldump() works with older Solaris too, but this has |
1238 | # not been tested, so for now this change is for Solaris 10 or newer. | |
1239 | UNEXEC_OBJ=unexsol.o | |
1240 | ;; | |
1241 | esac | |
1242 | ||
1243 | LD_SWITCH_SYSTEM= | |
1244 | case "$opsys" in | |
7e00831f | 1245 | freebsd|dragonfly) |
067d23c9 KY |
1246 | ## Let `ld' find image libs and similar things in /usr/local/lib. |
1247 | ## The system compiler, GCC, has apparently been modified to not | |
1248 | ## look there, contrary to what a stock GCC would do. | |
3c30e766 GM |
1249 | ### It's not our place to do this. See bug#10313#17. |
1250 | ### LD_SWITCH_SYSTEM=-L/usr/local/lib | |
1251 | : | |
067d23c9 KY |
1252 | ;; |
1253 | ||
1254 | gnu-linux) | |
1255 | ## cpp test was "ifdef __mips__", but presumably this is equivalent... | |
d6a003a8 | 1256 | case $host_cpu in mips*) LD_SWITCH_SYSTEM="-G 0";; esac |
067d23c9 KY |
1257 | ;; |
1258 | ||
1259 | netbsd) | |
3c30e766 GM |
1260 | ### It's not our place to do this. See bug#10313#17. |
1261 | ### LD_SWITCH_SYSTEM="-Wl,-rpath,/usr/pkg/lib -L/usr/pkg/lib -Wl,-rpath,/usr/local/lib -L/usr/local/lib" | |
1262 | : | |
067d23c9 KY |
1263 | ;; |
1264 | ||
1265 | openbsd) | |
bb8eb357 | 1266 | ## Han Boetes <han@boetes.org> says this is necessary, |
067d23c9 KY |
1267 | ## otherwise Emacs dumps core on elf systems. |
1268 | LD_SWITCH_SYSTEM="-Z" | |
1269 | ;; | |
1270 | esac | |
1271 | AC_SUBST(LD_SWITCH_SYSTEM) | |
1272 | ||
1273 | ac_link="$ac_link $LD_SWITCH_SYSTEM" | |
1274 | ||
4d5c6349 | 1275 | ## This setting of LD_SWITCH_SYSTEM references LD_SWITCH_X_SITE_RPATH, |
067d23c9 KY |
1276 | ## which has not been defined yet. When this was handled with cpp, |
1277 | ## it was expanded to null when configure sourced the s/*.h file. | |
1278 | ## Thus LD_SWITCH_SYSTEM had different values in configure and the Makefiles. | |
1279 | ## FIXME it would be cleaner to put this in LD_SWITCH_SYSTEM_TEMACS | |
1280 | ## (or somesuch), but because it is supposed to go at the _front_ | |
1281 | ## of LD_SWITCH_SYSTEM, we cannot do that in exactly the same way. | |
1282 | ## Compare with the gnu-linux case below, which added to the end | |
1283 | ## of LD_SWITCH_SYSTEM, and so can instead go at the front of | |
1284 | ## LD_SWITCH_SYSTEM_TEMACS. | |
1285 | case "$opsys" in | |
1286 | netbsd|openbsd) | |
4d5c6349 | 1287 | LD_SWITCH_SYSTEM="\$(LD_SWITCH_X_SITE_RPATH) $LD_SWITCH_SYSTEM" ;; |
067d23c9 KY |
1288 | esac |
1289 | ||
1290 | ||
1291 | C_SWITCH_MACHINE= | |
34374650 PE |
1292 | case $canonical in |
1293 | alpha*) | |
067d23c9 KY |
1294 | AC_CHECK_DECL([__ELF__]) |
1295 | if test "$ac_cv_have_decl___ELF__" = "yes"; then | |
1296 | ## With ELF, make sure that all common symbols get allocated to in the | |
1297 | ## data section. Otherwise, the dump of temacs may miss variables in | |
1298 | ## the shared library that have been initialized. For example, with | |
1299 | ## GNU libc, __malloc_initialized would normally be resolved to the | |
1300 | ## shared library's .bss section, which is fatal. | |
1301 | if test "x$GCC" = "xyes"; then | |
1302 | C_SWITCH_MACHINE="-fno-common" | |
1303 | else | |
9148ee92 | 1304 | AC_MSG_ERROR([Non-GCC compilers are not supported.]) |
067d23c9 KY |
1305 | fi |
1306 | else | |
9148ee92 GM |
1307 | dnl This was the unexalpha.c case. Removed in 24.1, 2010-07-24, |
1308 | dnl albeit under the mistaken assumption that said file | |
1309 | dnl was no longer used. | |
1310 | AC_MSG_ERROR([Non-ELF systems are not supported since Emacs 24.1.]) | |
067d23c9 | 1311 | fi |
34374650 PE |
1312 | ;; |
1313 | esac | |
067d23c9 KY |
1314 | AC_SUBST(C_SWITCH_MACHINE) |
1315 | ||
1316 | AC_SUBST(UNEXEC_OBJ) | |
1317 | ||
1318 | C_SWITCH_SYSTEM= | |
1319 | ## Some programs in src produce warnings saying certain subprograms | |
1320 | ## are too complex and need a MAXMEM value greater than 2000 for | |
1321 | ## additional optimization. --nils@exp-math.uni-essen.de | |
1322 | test "$opsys" = "aix4.2" && test "x$GCC" != "xyes" && \ | |
1323 | C_SWITCH_SYSTEM="-ma -qmaxmem=4000" | |
bd717ca4 FP |
1324 | if test "$opsys" = "mingw32"; then |
1325 | case "$canonical" in | |
1326 | x86_64-*-mingw32) C_SWITCH_SYSTEM="-mtune=generic" ;; | |
1327 | *) C_SWITCH_SYSTEM="-mtune=pentium4" ;; | |
1328 | esac | |
1329 | fi | |
067d23c9 KY |
1330 | ## gnu-linux might need -D_BSD_SOURCE on old libc5 systems. |
1331 | ## It is redundant in glibc2, since we define _GNU_SOURCE. | |
1332 | AC_SUBST(C_SWITCH_SYSTEM) | |
1333 | ||
1334 | ||
1335 | LIBS_SYSTEM= | |
1336 | case "$opsys" in | |
1337 | ## IBM's X11R5 uses -lIM and -liconv in AIX 3.2.2. | |
1338 | aix4-2) LIBS_SYSTEM="-lrts -lIM -liconv" ;; | |
1339 | ||
7e00831f | 1340 | freebsd|dragonfly) LIBS_SYSTEM="-lutil" ;; |
067d23c9 KY |
1341 | |
1342 | hpux*) LIBS_SYSTEM="-l:libdld.sl" ;; | |
1343 | ||
1f5d53eb | 1344 | sol2*) LIBS_SYSTEM="-lsocket -lnsl" ;; |
067d23c9 KY |
1345 | |
1346 | ## Motif needs -lgen. | |
1347 | unixware) LIBS_SYSTEM="-lsocket -lnsl -lelf -lgen" ;; | |
1348 | esac | |
067d23c9 | 1349 | |
7c4026b6 | 1350 | AC_SUBST(LIBS_SYSTEM) |
067d23c9 KY |
1351 | |
1352 | ### Make sure subsequent tests use flags consistent with the build flags. | |
1353 | ||
1354 | if test x"${OVERRIDE_CPPFLAGS}" != x; then | |
1355 | CPPFLAGS="${OVERRIDE_CPPFLAGS}" | |
1356 | else | |
1357 | CPPFLAGS="$C_SWITCH_SYSTEM $C_SWITCH_MACHINE $CPPFLAGS" | |
1358 | fi | |
1359 | ||
8208d2bf | 1360 | # Suppress obsolescent Autoconf test for size_t; Emacs assumes C99 or better. |
c1e127f9 | 1361 | AC_DEFUN([AC_TYPE_SIZE_T]) |
2a84b02d PE |
1362 | # Likewise for obsolescent test for uid_t, gid_t; Emacs assumes them. |
1363 | AC_DEFUN([AC_TYPE_UID_T]) | |
c1e127f9 | 1364 | |
93ca4887 PE |
1365 | # sqrt and other floating-point functions such as fmod and frexp |
1366 | # are found in -lm on many systems. | |
1367 | OLD_LIBS=$LIBS | |
1368 | AC_SEARCH_LIBS([sqrt], [m]) | |
1369 | if test "X$LIBS" = "X$OLD_LIBS"; then | |
1370 | LIB_MATH= | |
1371 | else | |
1372 | LIB_MATH=$ac_cv_search_sqrt | |
1373 | fi | |
1374 | LIBS=$OLD_LIBS | |
067d23c9 | 1375 | |
a9be7d2b GM |
1376 | dnl Current possibilities handled by sed (aix4-2 -> aix, |
1377 | dnl gnu-linux -> gnu/linux, etc.): | |
1378 | dnl gnu, gnu/linux, gnu/kfreebsd, aix, cygwin, darwin, hpux, irix. | |
1379 | dnl And special cases: berkeley-unix, usg-unix-v, ms-dos, windows-nt. | |
98d8c1f9 | 1380 | SYSTEM_TYPE=`echo $opsys | sed -e 's/[[0-9]].*//' -e 's|-|/|'` |
067d23c9 KY |
1381 | |
1382 | case $opsys in | |
1383 | cygwin ) | |
1384 | LIB_MATH= | |
067d23c9 KY |
1385 | ;; |
1386 | darwin ) | |
1387 | ## Adding -lm confuses the dynamic linker, so omit it. | |
1388 | LIB_MATH= | |
067d23c9 | 1389 | ;; |
7e00831f | 1390 | freebsd | dragonfly ) |
a9be7d2b | 1391 | SYSTEM_TYPE=berkeley-unix |
067d23c9 KY |
1392 | ;; |
1393 | gnu-linux | gnu-kfreebsd ) | |
067d23c9 KY |
1394 | ;; |
1395 | hpux10-20 | hpux11 ) | |
067d23c9 | 1396 | ;; |
6758608f EZ |
1397 | mingw32 ) |
1398 | LIB_MATH= | |
cb11bd95 | 1399 | SYSTEM_TYPE=windows-nt |
6758608f | 1400 | ;; |
0538fab0 | 1401 | dnl NB this may be adjusted below. |
067d23c9 | 1402 | netbsd | openbsd ) |
a9be7d2b | 1403 | SYSTEM_TYPE=berkeley-unix |
067d23c9 | 1404 | ;; |
a9be7d2b GM |
1405 | |
1406 | sol2* | unixware ) | |
1407 | SYSTEM_TYPE=usg-unix-v | |
1408 | ;; | |
1409 | ||
067d23c9 KY |
1410 | esac |
1411 | ||
1412 | AC_SUBST(LIB_MATH) | |
a9be7d2b GM |
1413 | AC_DEFINE_UNQUOTED(SYSTEM_TYPE, "$SYSTEM_TYPE", |
1414 | [The type of system you are compiling for; sets `system-type'.]) | |
067d23c9 | 1415 | |
53a7da76 | 1416 | |
5dad233c PE |
1417 | pre_PKG_CONFIG_CFLAGS=$CFLAGS |
1418 | pre_PKG_CONFIG_LIBS=$LIBS | |
d35af63c | 1419 | |
68b067b3 | 1420 | PKG_PROG_PKG_CONFIG(0.9.0) |
067d23c9 | 1421 | |
2bafb7c4 PE |
1422 | dnl EMACS_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4) |
1423 | dnl acts like PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, | |
1424 | dnl HAVE_GSTUFF=yes, HAVE_GSTUFF=no) -- see pkg-config man page -- | |
c56327b5 | 1425 | dnl except that it postprocesses CFLAGS as needed for --enable-gcc-warnings. |
2bafb7c4 PE |
1426 | dnl EMACS_CHECK_MODULES accepts optional 3rd and 4th arguments that |
1427 | dnl can take the place of the default HAVE_GSTUFF=yes and HAVE_GSTUFF=no | |
1428 | dnl actions. | |
1429 | AC_DEFUN([EMACS_CHECK_MODULES], | |
c56327b5 PE |
1430 | [PKG_CHECK_MODULES([$1], [$2], |
1431 | [$1_CFLAGS=`AS_ECHO(["$$1_CFLAGS"]) | sed -e "$edit_cflags"` | |
87374fcc PE |
1432 | m4_default([$3], [HAVE_$1=yes])], |
1433 | [m4_default([$4], [HAVE_$1=no])])]) | |
2bafb7c4 | 1434 | |
885e792c | 1435 | HAVE_SOUND=no |
067d23c9 | 1436 | if test "${with_sound}" != "no"; then |
cb11bd95 | 1437 | # Sound support for GNU/Linux, the free BSDs, and MinGW. |
57f8c490 | 1438 | AC_CHECK_HEADERS([machine/soundcard.h sys/soundcard.h soundcard.h], |
803ee343 EZ |
1439 | have_sound_header=yes, [], [ |
1440 | #ifdef __MINGW32__ | |
1441 | #define WIN32_LEAN_AND_MEAN | |
1442 | #include <windows.h> | |
1443 | #endif | |
1444 | ]) | |
2c347217 GM |
1445 | test "${with_sound}" = "oss" && test "${have_sound_header}" != "yes" && \ |
1446 | AC_MSG_ERROR([OSS sound support requested but not found.]) | |
e0936eed | 1447 | |
2c347217 | 1448 | if test "${with_sound}" = "bsd-ossaudio" || test "${with_sound}" = "yes"; then |
885e792c GM |
1449 | # Emulation library used on NetBSD. |
1450 | AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=) | |
2c347217 GM |
1451 | test "${with_sound}" = "bsd-ossaudio" && test -z "$LIBSOUND" && \ |
1452 | AC_MSG_ERROR([bsd-ossaudio sound support requested but not found.]) | |
1453 | dnl FIXME? If we did find ossaudio, should we set with_sound=bsd-ossaudio? | |
885e792c GM |
1454 | dnl Traditionally, we go on to check for alsa too. Does that make sense? |
1455 | fi | |
067d23c9 KY |
1456 | AC_SUBST(LIBSOUND) |
1457 | ||
885e792c GM |
1458 | if test "${with_sound}" = "alsa" || test "${with_sound}" = "yes"; then |
1459 | ALSA_REQUIRED=1.0.0 | |
1460 | ALSA_MODULES="alsa >= $ALSA_REQUIRED" | |
2bafb7c4 | 1461 | EMACS_CHECK_MODULES([ALSA], [$ALSA_MODULES]) |
885e792c GM |
1462 | if test $HAVE_ALSA = yes; then |
1463 | SAVE_CFLAGS="$CFLAGS" | |
1464 | SAVE_LIBS="$LIBS" | |
1465 | CFLAGS="$ALSA_CFLAGS $CFLAGS" | |
1466 | LIBS="$ALSA_LIBS $LIBS" | |
1467 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <asoundlib.h>]], [[snd_lib_error_set_handler (0);]])], | |
1468 | emacs_alsa_normal=yes, | |
1469 | emacs_alsa_normal=no) | |
1470 | if test "$emacs_alsa_normal" != yes; then | |
1471 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <alsa/asoundlib.h>]], | |
1472 | [[snd_lib_error_set_handler (0);]])], | |
1473 | emacs_alsa_subdir=yes, | |
1474 | emacs_alsa_subdir=no) | |
1475 | if test "$emacs_alsa_subdir" != yes; then | |
1476 | AC_MSG_ERROR([pkg-config found alsa, but it does not compile. See config.log for error messages.]) | |
1477 | fi | |
1478 | ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE" | |
067d23c9 | 1479 | fi |
067d23c9 | 1480 | |
885e792c GM |
1481 | CFLAGS="$SAVE_CFLAGS" |
1482 | LIBS="$SAVE_LIBS" | |
1483 | LIBSOUND="$LIBSOUND $ALSA_LIBS" | |
1484 | CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS" | |
1485 | AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.]) | |
1486 | elif test "${with_sound}" = "alsa"; then | |
1487 | AC_MSG_ERROR([ALSA sound support requested but not found.]) | |
1488 | fi | |
1489 | fi dnl with_sound = alsa|yes | |
067d23c9 KY |
1490 | |
1491 | dnl Define HAVE_SOUND if we have sound support. We know it works and | |
1492 | dnl compiles only on the specified platforms. For others, it | |
1493 | dnl probably doesn't make sense to try. | |
885e792c GM |
1494 | dnl FIXME So surely we should bypass this whole section if not using |
1495 | dnl one of these platforms? | |
067d23c9 KY |
1496 | if test x$have_sound_header = xyes || test $HAVE_ALSA = yes; then |
1497 | case "$opsys" in | |
1498 | dnl defined __FreeBSD__ || defined __NetBSD__ || defined __linux__ | |
885e792c | 1499 | dnl Adjust the --with-sound help text if you change this. |
09e94df2 | 1500 | gnu-linux|freebsd|netbsd|mingw32) |
cb11bd95 | 1501 | AC_DEFINE(HAVE_SOUND, 1, [Define to 1 if you have sound support.]) |
885e792c | 1502 | HAVE_SOUND=yes |
cb11bd95 | 1503 | ;; |
067d23c9 KY |
1504 | esac |
1505 | fi | |
1506 | ||
1507 | AC_SUBST(CFLAGS_SOUND) | |
1508 | fi | |
1509 | ||
1510 | dnl checks for header files | |
0e7a053e | 1511 | AC_CHECK_HEADERS_ONCE( |
57f8c490 | 1512 | sys/systeminfo.h |
2ef26ceb | 1513 | coff.h pty.h |
1ddc2bd6 | 1514 | sys/resource.h |
95ef7787 | 1515 | sys/utsname.h pwd.h utmp.h util.h) |
067d23c9 KY |
1516 | |
1517 | AC_MSG_CHECKING(if personality LINUX32 can be set) | |
181855e6 | 1518 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/personality.h>]], [[personality (PER_LINUX32)]])], |
067d23c9 KY |
1519 | emacs_cv_personality_linux32=yes, |
1520 | emacs_cv_personality_linux32=no) | |
1521 | AC_MSG_RESULT($emacs_cv_personality_linux32) | |
1522 | ||
1523 | if test $emacs_cv_personality_linux32 = yes; then | |
1524 | AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1, | |
1525 | [Define to 1 if personality LINUX32 can be set.]) | |
1526 | fi | |
1527 | ||
1528 | dnl On Solaris 8 there's a compilation warning for term.h because | |
1529 | dnl it doesn't define `bool'. | |
1530 | AC_CHECK_HEADERS(term.h, , , -) | |
067d23c9 | 1531 | AC_HEADER_TIME |
c622b48f PE |
1532 | AC_CHECK_DECLS([sys_siglist], [], [], [[#include <signal.h> |
1533 | ]]) | |
067d23c9 KY |
1534 | if test $ac_cv_have_decl_sys_siglist != yes; then |
1535 | # For Tru64, at least: | |
c622b48f PE |
1536 | AC_CHECK_DECLS([__sys_siglist], [], [], [[#include <signal.h> |
1537 | ]]) | |
067d23c9 KY |
1538 | fi |
1539 | AC_HEADER_SYS_WAIT | |
1540 | ||
0e7a053e | 1541 | AC_CHECK_HEADERS_ONCE(sys/socket.h) |
067d23c9 KY |
1542 | AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT |
1543 | #if HAVE_SYS_SOCKET_H | |
1544 | #include <sys/socket.h> | |
1545 | #endif]) | |
377538cb JD |
1546 | AC_CHECK_HEADERS(ifaddrs.h, , , [AC_INCLUDES_DEFAULT |
1547 | #if HAVE_SYS_SOCKET_H | |
1548 | #include <sys/socket.h> | |
1549 | #endif]) | |
1550 | AC_CHECK_HEADERS(net/if_dl.h, , , [AC_INCLUDES_DEFAULT | |
1551 | #if HAVE_SYS_SOCKET_H | |
1552 | #include <sys/socket.h> | |
1553 | #endif]) | |
067d23c9 KY |
1554 | |
1555 | dnl checks for structure members | |
067d23c9 KY |
1556 | AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr, |
1557 | struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr, | |
377538cb JD |
1558 | struct ifreq.ifr_addr, |
1559 | struct ifreq.ifr_addr.sa_len], , , | |
067d23c9 KY |
1560 | [AC_INCLUDES_DEFAULT |
1561 | #if HAVE_SYS_SOCKET_H | |
1562 | #include <sys/socket.h> | |
1563 | #endif | |
1564 | #if HAVE_NET_IF_H | |
1565 | #include <net/if.h> | |
1566 | #endif]) | |
1567 | ||
4c36be58 | 1568 | dnl Check for endianness. |
0e7a053e | 1569 | dnl AC_C_BIGENDIAN is done by gnulib. |
067d23c9 KY |
1570 | |
1571 | dnl check for Make feature | |
067d23c9 KY |
1572 | |
1573 | DEPFLAGS= | |
1574 | MKDEPDIR=":" | |
1575 | deps_frag=deps.mk | |
f6dce6c1 | 1576 | dnl check if we have GCC and autodepend is on. |
067d23c9 | 1577 | if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then |
f6dce6c1 GM |
1578 | AC_MSG_CHECKING([whether gcc understands -MMD -MF]) |
1579 | SAVE_CFLAGS="$CFLAGS" | |
1580 | CFLAGS="$CFLAGS -MMD -MF deps.d -MP" | |
1581 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], , ac_enable_autodepend=no) | |
1582 | CFLAGS="$SAVE_CFLAGS" | |
1583 | test -f deps.d || ac_enable_autodepend=no | |
1584 | rm -rf deps.d | |
1585 | AC_MSG_RESULT([$ac_enable_autodepend]) | |
067d23c9 | 1586 | if test $ac_enable_autodepend = yes; then |
52ec1feb | 1587 | DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d -MP' |
3fe7cdc8 GM |
1588 | ## MKDIR_P is documented (see AC_PROG_MKDIR_P) to be parallel-safe. |
1589 | MKDEPDIR='${MKDIR_P} ${DEPDIR}' | |
067d23c9 KY |
1590 | deps_frag=autodeps.mk |
1591 | fi | |
1592 | fi | |
93160ec3 GM |
1593 | lwlib_deps_frag=$srcdir/lwlib/$deps_frag |
1594 | oldxmenu_deps_frag=$srcdir/oldXMenu/$deps_frag | |
067d23c9 KY |
1595 | deps_frag=$srcdir/src/$deps_frag |
1596 | AC_SUBST(MKDEPDIR) | |
1597 | AC_SUBST(DEPFLAGS) | |
1598 | AC_SUBST_FILE(deps_frag) | |
93160ec3 GM |
1599 | AC_SUBST_FILE(lwlib_deps_frag) |
1600 | AC_SUBST_FILE(oldxmenu_deps_frag) | |
067d23c9 | 1601 | |
b9704ad9 GM |
1602 | lisp_frag=$srcdir/src/lisp.mk |
1603 | AC_SUBST_FILE(lisp_frag) | |
1604 | ||
1605 | ||
067d23c9 KY |
1606 | dnl checks for operating system services |
1607 | AC_SYS_LONG_FILE_NAMES | |
1608 | ||
1609 | #### Choose a window system. | |
1610 | ||
17a2cbbd DC |
1611 | ## We leave window_system equal to none if |
1612 | ## we end up building without one. Any new window system should | |
1613 | ## set window_system to an appropriate value and add objects to | |
1614 | ## window-system-specific substs. | |
1615 | ||
1616 | window_system=none | |
067d23c9 | 1617 | AC_PATH_X |
17a2cbbd | 1618 | if test "$no_x" != yes; then |
067d23c9 KY |
1619 | window_system=x11 |
1620 | fi | |
1621 | ||
4d5c6349 | 1622 | LD_SWITCH_X_SITE_RPATH= |
067d23c9 KY |
1623 | if test "${x_libraries}" != NONE; then |
1624 | if test -n "${x_libraries}"; then | |
1625 | LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"` | |
1056cb66 | 1626 | LD_SWITCH_X_SITE_RPATH=-Wl,-rpath,`echo ${x_libraries} | sed -e "s/:/ -Wl,-rpath,/g"` |
067d23c9 KY |
1627 | fi |
1628 | x_default_search_path="" | |
1629 | x_search_path=${x_libraries} | |
1630 | if test -z "${x_search_path}"; then | |
1631 | x_search_path=/usr/lib | |
1632 | fi | |
1633 | for x_library in `echo ${x_search_path}: | \ | |
1634 | sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do | |
1635 | x_search_path="\ | |
1636 | ${x_library}/X11/%L/%T/%N%C%S:\ | |
1637 | ${x_library}/X11/%l/%T/%N%C%S:\ | |
1638 | ${x_library}/X11/%T/%N%C%S:\ | |
1639 | ${x_library}/X11/%L/%T/%N%S:\ | |
1640 | ${x_library}/X11/%l/%T/%N%S:\ | |
1641 | ${x_library}/X11/%T/%N%S" | |
1642 | if test x"${x_default_search_path}" = x; then | |
1643 | x_default_search_path=${x_search_path} | |
1644 | else | |
1645 | x_default_search_path="${x_search_path}:${x_default_search_path}" | |
1646 | fi | |
1647 | done | |
1648 | fi | |
4d5c6349 | 1649 | AC_SUBST(LD_SWITCH_X_SITE_RPATH) |
067d23c9 KY |
1650 | |
1651 | if test "${x_includes}" != NONE && test -n "${x_includes}"; then | |
b8df54ff | 1652 | C_SWITCH_X_SITE="$isystem"`echo ${x_includes} | sed -e "s/:/ $isystem/g"` |
067d23c9 KY |
1653 | fi |
1654 | ||
1655 | if test x"${x_includes}" = x; then | |
1656 | bitmapdir=/usr/include/X11/bitmaps | |
1657 | else | |
1658 | # accumulate include directories that have X11 bitmap subdirectories | |
1659 | bmd_acc="dummyval" | |
1660 | for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do | |
1661 | if test -d "${bmd}/X11/bitmaps"; then | |
1662 | bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps" | |
1663 | fi | |
1664 | if test -d "${bmd}/bitmaps"; then | |
1665 | bmd_acc="${bmd_acc}:${bmd}/bitmaps" | |
1666 | fi | |
1667 | done | |
1668 | if test ${bmd_acc} != "dummyval"; then | |
1669 | bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"` | |
1670 | fi | |
1671 | fi | |
1672 | ||
1673 | HAVE_NS=no | |
1674 | NS_IMPL_COCOA=no | |
1675 | NS_IMPL_GNUSTEP=no | |
1676 | tmp_CPPFLAGS="$CPPFLAGS" | |
1677 | tmp_CFLAGS="$CFLAGS" | |
1678 | CPPFLAGS="$CPPFLAGS -x objective-c" | |
1679 | CFLAGS="$CFLAGS -x objective-c" | |
0cc87afb | 1680 | GNU_OBJC_CFLAGS= |
2550c6e4 | 1681 | LIBS_GNUSTEP= |
067d23c9 KY |
1682 | if test "${with_ns}" != no; then |
1683 | if test "${opsys}" = darwin; then | |
1684 | NS_IMPL_COCOA=yes | |
1685 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1686 | ns_appbindir=${ns_appdir}/Contents/MacOS |
067d23c9 | 1687 | ns_appresdir=${ns_appdir}/Contents/Resources |
83da1b55 | 1688 | ns_appsrc=Cocoa/Emacs.base |
067d23c9 KY |
1689 | elif test -f $GNUSTEP_CONFIG_FILE; then |
1690 | NS_IMPL_GNUSTEP=yes | |
1691 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1692 | ns_appbindir=${ns_appdir} |
067d23c9 | 1693 | ns_appresdir=${ns_appdir}/Resources |
83da1b55 | 1694 | ns_appsrc=GNUstep/Emacs.base |
067d23c9 KY |
1695 | dnl FIXME sourcing this several times in subshells seems inefficient. |
1696 | GNUSTEP_SYSTEM_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_HEADERS)" | |
1697 | GNUSTEP_SYSTEM_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_LIBRARIES)" | |
1698 | dnl I seemed to need these as well with GNUstep-startup 0.25. | |
1699 | GNUSTEP_LOCAL_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_HEADERS)" | |
1700 | GNUSTEP_LOCAL_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_LIBRARIES)" | |
1701 | test "x${GNUSTEP_LOCAL_HEADERS}" != "x" && \ | |
1702 | GNUSTEP_LOCAL_HEADERS="-I${GNUSTEP_LOCAL_HEADERS}" | |
1703 | test "x${GNUSTEP_LOCAL_LIBRARIES}" != "x" && \ | |
1704 | GNUSTEP_LOCAL_LIBRARIES="-L${GNUSTEP_LOCAL_LIBRARIES}" | |
1705 | CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1706 | CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1707 | LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES}" | |
2550c6e4 | 1708 | LIBS_GNUSTEP="-lgnustep-gui -lgnustep-base -lobjc -lpthread" |
0cc87afb GM |
1709 | dnl GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS to 0 or 1. |
1710 | dnl If they had chosen to either define it or not, we could have | |
1711 | dnl just used AC_CHECK_DECL here. | |
1712 | AC_CACHE_CHECK(if GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS, | |
1713 | emacs_cv_objc_exceptions, | |
1714 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <GNUstepBase/GSConfig.h>]], | |
1715 | [[#if defined BASE_NATIVE_OBJC_EXCEPTIONS && BASE_NATIVE_OBJC_EXCEPTIONS > 0 | |
1716 | 1; | |
1717 | #else | |
1718 | fail; | |
1719 | #endif]])], emacs_cv_objc_exceptions=yes, emacs_cv_objc_exceptions=no ) ) | |
1720 | if test $emacs_cv_objc_exceptions = yes; then | |
1721 | dnl _NATIVE_OBJC_EXCEPTIONS is used by the GNUstep headers. | |
1722 | AC_DEFINE(_NATIVE_OBJC_EXCEPTIONS, 1, | |
1723 | [Define if GNUstep uses ObjC exceptions.]) | |
1724 | GNU_OBJC_CFLAGS="-fobjc-exceptions" | |
1725 | fi | |
067d23c9 | 1726 | fi |
0cc87afb GM |
1727 | |
1728 | dnl This is only used while we test the NS headers, it gets reset below. | |
1729 | CFLAGS="$CFLAGS $GNU_OBJC_CFLAGS" | |
1730 | ||
067d23c9 KY |
1731 | AC_CHECK_HEADER([AppKit/AppKit.h], [HAVE_NS=yes], |
1732 | [AC_MSG_ERROR([`--with-ns' was specified, but the include | |
1733 | files are missing or cannot be compiled.])]) | |
335f5ae4 | 1734 | |
3fa2054e JD |
1735 | macfont_file="" |
1736 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
1737 | AC_MSG_CHECKING([for OSX 10.4 or newer]) | |
1738 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
335f5ae4 JD |
1739 | [ |
1740 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1741 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1040 | |
1742 | ; /* OK */ | |
1743 | #else | |
13a5993b | 1744 | error "OSX 10.4 or newer required"; |
335f5ae4 JD |
1745 | #endif |
1746 | #endif | |
1747 | ])], | |
1748 | ns_osx_have_104=yes, | |
1749 | ns_osx_have_104=no) | |
3fa2054e JD |
1750 | AC_MSG_RESULT([$ns_osx_have_104]) |
1751 | ||
1752 | if test $ns_osx_have_104 = no; then | |
1753 | AC_MSG_ERROR([`OSX 10.4 or newer is required']); | |
1754 | fi | |
1755 | AC_MSG_CHECKING([for OSX 10.5 or newer]) | |
1756 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
1757 | [ | |
1758 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1759 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1050 | |
1760 | ; /* OK */ | |
1761 | #else | |
13a5993b | 1762 | error "OSX 10.5 not found"; |
3fa2054e JD |
1763 | #endif |
1764 | #endif | |
1765 | ])], | |
1766 | ns_osx_have_105=yes, | |
1767 | ns_osx_have_105=no) | |
1768 | AC_MSG_RESULT([$ns_osx_have_105]) | |
1769 | if test $ns_osx_have_105 = yes; then | |
1770 | macfont_file="macfont.o" | |
1771 | fi | |
1772 | fi | |
067d23c9 KY |
1773 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <Foundation/NSObjCRuntime.h>], |
1774 | [NSInteger i;])], | |
1775 | ns_have_nsinteger=yes, | |
1776 | ns_have_nsinteger=no) | |
b1aa797c GM |
1777 | if test $ns_have_nsinteger = yes; then |
1778 | AC_DEFINE(NS_HAVE_NSINTEGER, 1, [Define to 1 if `NSInteger' is defined.]) | |
067d23c9 KY |
1779 | fi |
1780 | fi | |
0fda9b75 | 1781 | |
2550c6e4 | 1782 | AC_SUBST(LIBS_GNUSTEP) |
067d23c9 | 1783 | |
0629a797 | 1784 | INSTALL_ARCH_INDEP_EXTRA=install-etc |
b4a36200 | 1785 | ns_self_contained=no |
067d23c9 | 1786 | NS_OBJ= |
00b3c7ac | 1787 | NS_OBJC_OBJ= |
067d23c9 | 1788 | if test "${HAVE_NS}" = yes; then |
44f92739 | 1789 | if test "$with_toolkit_scroll_bars" = "no"; then |
f52bac22 | 1790 | AC_MSG_ERROR([Non-toolkit scroll bars are not implemented for Nextstep.]) |
44f92739 GM |
1791 | fi |
1792 | ||
067d23c9 | 1793 | window_system=nextstep |
067d23c9 | 1794 | # set up packaging dirs |
067d23c9 | 1795 | if test "${EN_NS_SELF_CONTAINED}" = yes; then |
b4a36200 | 1796 | ns_self_contained=yes |
067d23c9 | 1797 | prefix=${ns_appresdir} |
816be9f6 | 1798 | exec_prefix=${ns_appbindir} |
3a4155de GM |
1799 | dnl This one isn't really used, only archlibdir is. |
1800 | libexecdir="\${ns_appbindir}/libexec" | |
1801 | archlibdir="\${ns_appbindir}/libexec" | |
8496d8d7 | 1802 | etcdocdir="\${ns_appresdir}/etc" |
b42c720d | 1803 | etcdir="\${ns_appresdir}/etc" |
40c117e7 GM |
1804 | dnl FIXME maybe set datarootdir instead. |
1805 | dnl That would also get applications, icons, man. | |
1806 | infodir="\${ns_appresdir}/info" | |
37f36bcb | 1807 | mandir="\${ns_appresdir}/man" |
b42c720d | 1808 | lispdir="\${ns_appresdir}/lisp" |
0629a797 | 1809 | INSTALL_ARCH_INDEP_EXTRA= |
067d23c9 | 1810 | fi |
3fa2054e JD |
1811 | |
1812 | NS_OBJC_OBJ="nsterm.o nsfns.o nsmenu.o nsselect.o nsimage.o nsfont.o $macfont_file" | |
067d23c9 KY |
1813 | fi |
1814 | CFLAGS="$tmp_CFLAGS" | |
1815 | CPPFLAGS="$tmp_CPPFLAGS" | |
0629a797 | 1816 | AC_SUBST(INSTALL_ARCH_INDEP_EXTRA) |
b4a36200 | 1817 | AC_SUBST(ns_self_contained) |
067d23c9 | 1818 | AC_SUBST(NS_OBJ) |
00b3c7ac | 1819 | AC_SUBST(NS_OBJC_OBJ) |
067d23c9 | 1820 | |
0fda9b75 DC |
1821 | HAVE_W32=no |
1822 | W32_OBJ= | |
1823 | W32_LIBS= | |
095bf253 EZ |
1824 | EMACSRES= |
1825 | CLIENTRES= | |
f540ee86 | 1826 | CLIENTW= |
1cf1bbd5 | 1827 | W32_RES_LINK= |
095bf253 | 1828 | EMACS_MANIFEST= |
d4166523 | 1829 | UPDATE_MANIFEST= |
0fda9b75 | 1830 | if test "${with_w32}" != no; then |
09e94df2 | 1831 | case "${opsys}" in |
31ff141c | 1832 | cygwin) |
09e94df2 EZ |
1833 | AC_CHECK_HEADER([windows.h], [HAVE_W32=yes], |
1834 | [AC_MSG_ERROR([`--with-w32' was specified, but windows.h | |
31ff141c | 1835 | cannot be found.])]) |
09e94df2 EZ |
1836 | ;; |
1837 | mingw32) | |
1838 | ## Using --with-w32 with MinGW is a no-op, but we allow it. | |
1839 | ;; | |
31ff141c | 1840 | *) |
fb0862b2 | 1841 | AC_MSG_ERROR([Using w32 with an autotools build is only supported for Cygwin and MinGW32.]) |
09e94df2 EZ |
1842 | ;; |
1843 | esac | |
6758608f | 1844 | fi |
09e94df2 | 1845 | |
6758608f | 1846 | if test "${opsys}" = "mingw32"; then |
1f8f81c8 EZ |
1847 | AC_MSG_CHECKING([whether Windows API headers are recent enough]) |
1848 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ | |
1849 | #include <windows.h> | |
1850 | #include <usp10.h>]], | |
2aae948d PR |
1851 | [[PIMAGE_NT_HEADERS pHeader; |
1852 | PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION(pHeader)]])], | |
09e94df2 | 1853 | [emacs_cv_w32api=yes |
31ff141c | 1854 | HAVE_W32=yes], |
09e94df2 | 1855 | emacs_cv_w32api=no) |
1f8f81c8 EZ |
1856 | AC_MSG_RESULT($emacs_cv_w32api) |
1857 | if test "${emacs_cv_w32api}" = "no"; then | |
1858 | AC_MSG_ERROR([the Windows API headers are too old to support this build.]) | |
1859 | fi | |
6758608f EZ |
1860 | fi |
1861 | ||
095bf253 | 1862 | FIRSTFILE_OBJ= |
030a1c5e | 1863 | NTDIR= |
d6db9fd6 EZ |
1864 | LIBS_ECLIENT= |
1865 | LIB_WSOCK32= | |
1866 | NTLIB= | |
86e93460 | 1867 | CM_OBJ="cm.o" |
5e00cfa5 | 1868 | XARGS_LIMIT= |
6758608f | 1869 | if test "${HAVE_W32}" = "yes"; then |
dc098568 | 1870 | AC_DEFINE(HAVE_NTGUI, 1, [Define to use native MS Windows GUI.]) |
1cf1bbd5 DC |
1871 | AC_CHECK_TOOL(WINDRES, [windres], |
1872 | [AC_MSG_ERROR([No resource compiler found.])]) | |
0fda9b75 DC |
1873 | W32_OBJ="w32fns.o w32menu.o w32reg.o w32font.o w32term.o" |
1874 | W32_OBJ="$W32_OBJ w32xfns.o w32select.o w32uniscribe.o" | |
095bf253 | 1875 | EMACSRES="emacs.res" |
0cccc183 KB |
1876 | case "$canonical" in |
1877 | x86_64-*-*) EMACS_MANIFEST="emacs-x64.manifest" ;; | |
1878 | *) EMACS_MANIFEST="emacs-x86.manifest" ;; | |
1879 | esac | |
fb0862b2 | 1880 | if test "${opsys}" = "cygwin"; then |
6758608f EZ |
1881 | W32_LIBS="$W32_LIBS -lkernel32 -luser32 -lgdi32 -lole32 -lcomdlg32" |
1882 | W32_LIBS="$W32_LIBS -lusp10 -lcomctl32 -lwinspool" | |
d76bf86f EZ |
1883 | # Tell the linker that emacs.res is an object (which we compile from |
1884 | # the rc file), not a linker script. | |
eb7a410c | 1885 | W32_RES_LINK="-Wl,emacs.res" |
6758608f | 1886 | else |
ebe8e076 | 1887 | UPDATE_MANIFEST=update-game-score.exe.manifest |
fb0862b2 | 1888 | W32_OBJ="$W32_OBJ w32.o w32console.o w32heap.o w32inevt.o w32proc.o" |
7c4026b6 | 1889 | W32_LIBS="$W32_LIBS -lwinmm -lgdi32 -lcomdlg32" |
d6db9fd6 | 1890 | W32_LIBS="$W32_LIBS -lmpr -lwinspool -lole32 -lcomctl32 -lusp10" |
f1fecede | 1891 | W32_RES_LINK="\$(EMACSRES)" |
095bf253 | 1892 | CLIENTRES="emacsclient.res" |
f540ee86 | 1893 | CLIENTW="emacsclientw\$(EXEEXT)" |
095bf253 | 1894 | FIRSTFILE_OBJ=firstfile.o |
030a1c5e | 1895 | NTDIR=nt |
86e93460 | 1896 | CM_OBJ= |
d6db9fd6 EZ |
1897 | LIBS_ECLIENT="-lcomctl32" |
1898 | LIB_WSOCK32="-lwsock32" | |
1899 | NTLIB="ntlib.$ac_objext" | |
5e00cfa5 | 1900 | XARGS_LIMIT="-s 10000" |
6758608f | 1901 | fi |
0fda9b75 DC |
1902 | fi |
1903 | AC_SUBST(W32_OBJ) | |
1904 | AC_SUBST(W32_LIBS) | |
095bf253 EZ |
1905 | AC_SUBST(EMACSRES) |
1906 | AC_SUBST(EMACS_MANIFEST) | |
d4166523 | 1907 | AC_SUBST(UPDATE_MANIFEST) |
095bf253 | 1908 | AC_SUBST(CLIENTRES) |
f540ee86 | 1909 | AC_SUBST(CLIENTW) |
1cf1bbd5 | 1910 | AC_SUBST(W32_RES_LINK) |
095bf253 | 1911 | AC_SUBST(FIRSTFILE_OBJ) |
030a1c5e | 1912 | AC_SUBST(NTDIR) |
86e93460 | 1913 | AC_SUBST(CM_OBJ) |
d6db9fd6 EZ |
1914 | AC_SUBST(LIBS_ECLIENT) |
1915 | AC_SUBST(LIB_WSOCK32) | |
1916 | AC_SUBST(NTLIB) | |
5e00cfa5 | 1917 | AC_SUBST(XARGS_LIMIT) |
0fda9b75 DC |
1918 | |
1919 | if test "${HAVE_W32}" = "yes"; then | |
1920 | window_system=w32 | |
1921 | with_xft=no | |
1922 | fi | |
1923 | ||
17a2cbbd DC |
1924 | ## $window_system is now set to the window system we will |
1925 | ## ultimately use. | |
1926 | ||
257b3b03 DA |
1927 | if test "$window_system" = none && test "$gl_gcc_warnings" = yes; then |
1928 | # Too many warnings for now. | |
4b73fc73 PE |
1929 | nw= |
1930 | nw="$nw -Wsuggest-attribute=const" | |
1931 | nw="$nw -Wsuggest-attribute=noreturn" | |
1932 | gl_MANYWARN_COMPLEMENT([WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
1933 | ||
257b3b03 DA |
1934 | gl_WARN_ADD([-Wno-unused-variable]) |
1935 | gl_WARN_ADD([-Wno-unused-but-set-variable]) | |
1936 | gl_WARN_ADD([-Wno-unused-but-set-parameter]) | |
1937 | fi | |
1938 | ||
17a2cbbd DC |
1939 | term_header= |
1940 | HAVE_X_WINDOWS=no | |
1941 | HAVE_X11=no | |
1942 | USE_X_TOOLKIT=none | |
1943 | ||
067d23c9 KY |
1944 | case "${window_system}" in |
1945 | x11 ) | |
1946 | HAVE_X_WINDOWS=yes | |
1947 | HAVE_X11=yes | |
17a2cbbd | 1948 | term_header=xterm.h |
067d23c9 KY |
1949 | case "${with_x_toolkit}" in |
1950 | athena | lucid ) USE_X_TOOLKIT=LUCID ;; | |
1951 | motif ) USE_X_TOOLKIT=MOTIF ;; | |
1952 | gtk ) with_gtk=yes | |
17a2cbbd | 1953 | term_header=gtkutil.h |
c7015153 | 1954 | dnl Don't set this for GTK. A lot of tests below assumes Xt when |
067d23c9 KY |
1955 | dnl USE_X_TOOLKIT is set. |
1956 | USE_X_TOOLKIT=none ;; | |
d673aedc JD |
1957 | gtk2 ) with_gtk2=yes |
1958 | term_header=gtkutil.h | |
1959 | USE_X_TOOLKIT=none ;; | |
067d23c9 | 1960 | gtk3 ) with_gtk3=yes |
17a2cbbd | 1961 | term_header=gtkutil.h |
067d23c9 KY |
1962 | USE_X_TOOLKIT=none ;; |
1963 | no ) USE_X_TOOLKIT=none ;; | |
1964 | dnl If user did not say whether to use a toolkit, make this decision later: | |
1965 | dnl use the toolkit if we have gtk, or X11R5 or newer. | |
1966 | * ) USE_X_TOOLKIT=maybe ;; | |
1967 | esac | |
1968 | ;; | |
17a2cbbd DC |
1969 | nextstep ) |
1970 | term_header=nsterm.h | |
067d23c9 | 1971 | ;; |
0fda9b75 DC |
1972 | w32 ) |
1973 | term_header=w32term.h | |
1974 | ;; | |
067d23c9 KY |
1975 | esac |
1976 | ||
1977 | if test "$window_system" = none && test "X$with_x" != "Xno"; then | |
1978 | AC_CHECK_PROG(HAVE_XSERVER, X, true, false) | |
1979 | if test "$HAVE_XSERVER" = true || | |
1980 | test -n "$DISPLAY" || | |
1981 | test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then | |
1982 | AC_MSG_ERROR([You seem to be running X, but no X development libraries | |
1983 | were found. You should install the relevant development files for X | |
893e631c | 1984 | and for the toolkit you want, such as Gtk+ or Motif. Also make |
067d23c9 KY |
1985 | sure you have development files for image handling, i.e. |
1986 | tiff, gif, jpeg, png and xpm. | |
1987 | If you are sure you want Emacs compiled without X window support, pass | |
1988 | --without-x | |
1989 | to configure.]) | |
1990 | fi | |
1991 | fi | |
1992 | ||
34374650 | 1993 | # Does the opsystem file prohibit the use of the GNU malloc? |
067d23c9 KY |
1994 | # Assume not, until told otherwise. |
1995 | GNU_MALLOC=yes | |
4b5b5289 PE |
1996 | |
1997 | AC_CACHE_CHECK( | |
1998 | [whether malloc is Doug Lea style], | |
1999 | [emacs_cv_var_doug_lea_malloc], | |
e76119d7 PE |
2000 | [emacs_cv_var_doug_lea_malloc=no |
2001 | dnl Hooks do not work with address sanitization. | |
2002 | if test "$emacs_cv_sanitize_address" != yes; then | |
2003 | AC_LINK_IFELSE( | |
2004 | [AC_LANG_PROGRAM( | |
2005 | [[#include <malloc.h> | |
2006 | static void hook (void) {}]], | |
2007 | [[malloc_set_state (malloc_get_state ()); | |
2008 | __after_morecore_hook = hook; | |
2009 | __malloc_initialize_hook = hook;]])], | |
2010 | [emacs_cv_var_doug_lea_malloc=yes])]) | |
2011 | fi | |
4b5b5289 | 2012 | doug_lea_malloc=$emacs_cv_var_doug_lea_malloc |
067d23c9 | 2013 | |
e76119d7 | 2014 | system_malloc=$emacs_cv_sanitize_address |
067d23c9 KY |
2015 | case "$opsys" in |
2016 | ## darwin ld insists on the use of malloc routines in the System framework. | |
587fd086 | 2017 | darwin|mingw32|sol2-10) system_malloc=yes ;; |
067d23c9 KY |
2018 | esac |
2019 | ||
aea07e2c | 2020 | GMALLOC_OBJ= |
067d23c9 | 2021 | if test "${system_malloc}" = "yes"; then |
aea07e2c PE |
2022 | AC_DEFINE([SYSTEM_MALLOC], 1, |
2023 | [Define to 1 to use the system memory allocator, even if it is not | |
2024 | Doug Lea style.]) | |
067d23c9 KY |
2025 | GNU_MALLOC=no |
2026 | GNU_MALLOC_reason=" | |
2027 | (The GNU allocators don't work with this system configuration.)" | |
067d23c9 KY |
2028 | VMLIMIT_OBJ= |
2029 | else | |
2030 | test "$doug_lea_malloc" != "yes" && GMALLOC_OBJ=gmalloc.o | |
2031 | VMLIMIT_OBJ=vm-limit.o | |
1ddc2bd6 PE |
2032 | |
2033 | AC_CHECK_HEADERS([sys/vlimit.h]) | |
2034 | AC_CACHE_CHECK([for data_start], [emacs_cv_data_start], | |
2035 | [AC_LINK_IFELSE( | |
2036 | [AC_LANG_PROGRAM( | |
2037 | [[extern char data_start[]; char ch;]], | |
0e946786 | 2038 | [[return data_start < &ch;]])], |
1ddc2bd6 PE |
2039 | [emacs_cv_data_start=yes], |
2040 | [emacs_cv_data_start=no])]) | |
2041 | if test $emacs_cv_data_start = yes; then | |
2042 | AC_DEFINE([HAVE_DATA_START], 1, | |
2043 | [Define to 1 if data_start is the address of the start | |
2044 | of the main data segment.]) | |
2045 | fi | |
067d23c9 KY |
2046 | fi |
2047 | AC_SUBST(GMALLOC_OBJ) | |
2048 | AC_SUBST(VMLIMIT_OBJ) | |
2049 | ||
2050 | if test "$doug_lea_malloc" = "yes" ; then | |
2051 | if test "$GNU_MALLOC" = yes ; then | |
2052 | GNU_MALLOC_reason=" | |
2053 | (Using Doug Lea's new malloc from the GNU C Library.)" | |
2054 | fi | |
2055 | AC_DEFINE(DOUG_LEA_MALLOC, 1, | |
aea07e2c PE |
2056 | [Define to 1 if the system memory allocator is Doug Lea style, |
2057 | with malloc hooks and malloc_set_state.]) | |
067d23c9 KY |
2058 | |
2059 | ## Use mmap directly for allocating larger buffers. | |
2060 | ## FIXME this comes from src/s/{gnu,gnu-linux}.h: | |
2061 | ## #ifdef DOUG_LEA_MALLOC; #undef REL_ALLOC; #endif | |
bbd240ce | 2062 | ## Does the AC_FUNC_MMAP test below make this check unnecessary? |
067d23c9 | 2063 | case "$opsys" in |
587fd086 | 2064 | mingw32|gnu*) REL_ALLOC=no ;; |
067d23c9 KY |
2065 | esac |
2066 | fi | |
2067 | ||
2068 | if test x"${REL_ALLOC}" = x; then | |
2069 | REL_ALLOC=${GNU_MALLOC} | |
2070 | fi | |
2071 | ||
2072 | use_mmap_for_buffers=no | |
2073 | case "$opsys" in | |
587fd086 | 2074 | cygwin|mingw32|freebsd|irix6-5) use_mmap_for_buffers=yes ;; |
067d23c9 KY |
2075 | esac |
2076 | ||
2077 | AC_FUNC_MMAP | |
2078 | if test $use_mmap_for_buffers = yes; then | |
2079 | AC_DEFINE(USE_MMAP_FOR_BUFFERS, 1, [Define to use mmap to allocate buffer text.]) | |
2080 | REL_ALLOC=no | |
2081 | fi | |
2082 | ||
2083 | LIBS="$LIBS_SYSTEM $LIBS" | |
2084 | ||
067d23c9 KY |
2085 | dnl FIXME replace main with a function we actually want from this library. |
2086 | AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd") | |
2087 | ||
93ca4887 | 2088 | dnl Check for the POSIX thread library. |
ae9e757a | 2089 | LIB_PTHREAD= |
587fd086 | 2090 | if test "$opsys" != "mingw32"; then |
0e7a053e | 2091 | AC_CHECK_HEADERS_ONCE(pthread.h) |
ae9e757a | 2092 | if test "$ac_cv_header_pthread_h"; then |
adee8a65 PE |
2093 | dnl gmalloc.c uses pthread_atfork, which is not available on older-style |
2094 | dnl hosts such as MirBSD 10, so test for pthread_atfork instead of merely | |
93ca4887 | 2095 | dnl testing for pthread_kill if Emacs uses gmalloc.c. |
adee8a65 PE |
2096 | if test "$GMALLOC_OBJ" = gmalloc.o; then |
2097 | emacs_pthread_function=pthread_atfork | |
2098 | else | |
93ca4887 | 2099 | emacs_pthread_function=pthread_kill |
adee8a65 | 2100 | fi |
93ca4887 PE |
2101 | OLD_LIBS=$LIBS |
2102 | AC_SEARCH_LIBS([$emacs_pthread_function], [pthread], | |
2103 | [AC_DEFINE([HAVE_PTHREAD], [1], | |
36cf8493 GM |
2104 | [Define to 1 if you have pthread (-lpthread).]) |
2105 | # Some systems optimize for single-threaded programs by default, and | |
2106 | # need special flags to disable these optimizations. For example, the | |
2107 | # definition of 'errno' in <errno.h>. | |
90de50e2 GM |
2108 | case $opsys in |
2109 | sol*) | |
2110 | AC_DEFINE([_REENTRANT], 1, | |
2111 | [Define to 1 if your system requires this in multithreaded code.]);; | |
2112 | aix4-2) | |
2113 | AC_DEFINE([_THREAD_SAFE], 1, | |
2114 | [Define to 1 if your system requires this in multithreaded code.]);; | |
2115 | esac]) | |
2116 | if test "X$LIBS" != "X$OLD_LIBS"; then | |
93ca4887 PE |
2117 | eval LIB_PTHREAD=\$ac_cv_search_$emacs_pthread_function |
2118 | fi | |
2119 | LIBS=$OLD_LIBS | |
ae9e757a JD |
2120 | fi |
2121 | AC_SUBST([LIB_PTHREAD]) | |
587fd086 | 2122 | fi |
ae9e757a | 2123 | |
067d23c9 KY |
2124 | dnl Check for need for bigtoc support on IBM AIX |
2125 | ||
2126 | case ${host_os} in | |
2127 | aix*) | |
2128 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
2129 | case $GCC in | |
2130 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
2131 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
2132 | esac | |
2133 | ||
2134 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
181855e6 | 2135 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[int i;]])], [], [gdb_cv_bigtoc=]) |
067d23c9 KY |
2136 | ]) |
2137 | ;; | |
2138 | esac | |
2139 | ||
93ca4887 PE |
2140 | # Change CFLAGS, CPPFLAGS, and LIBS temporarily so that C_SWITCH_X_SITE |
2141 | # is for the tests that follow. We set them back later on. | |
067d23c9 KY |
2142 | |
2143 | REAL_CFLAGS="$CFLAGS" | |
2144 | REAL_CPPFLAGS="$CPPFLAGS" | |
93ca4887 | 2145 | REAL_LIBS="$LIBS" |
067d23c9 KY |
2146 | |
2147 | if test "${HAVE_X11}" = "yes"; then | |
2148 | DEFS="$C_SWITCH_X_SITE $DEFS" | |
2149 | LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE" | |
2150 | LIBS="-lX11 $LIBS" | |
2151 | CFLAGS="$C_SWITCH_X_SITE $CFLAGS" | |
2152 | CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS" | |
2153 | ||
2154 | # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests. | |
4d5c6349 | 2155 | # This is handled by LD_SWITCH_X_SITE_RPATH during the real build, |
4737362e | 2156 | # but it's more convenient here to set LD_RUN_PATH since this |
4d5c6349 | 2157 | # also works on hosts that don't understand LD_SWITCH_X_SITE_RPATH. |
067d23c9 KY |
2158 | if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then |
2159 | LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH | |
2160 | export LD_RUN_PATH | |
2161 | fi | |
2162 | ||
2163 | if test "${opsys}" = "gnu-linux"; then | |
2164 | AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link) | |
181855e6 GM |
2165 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2166 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2167 | [xgnu_linux_first_failure=no], |
2168 | [xgnu_linux_first_failure=yes]) | |
2169 | if test "${xgnu_linux_first_failure}" = "yes"; then | |
067d23c9 KY |
2170 | OLD_CPPFLAGS="$CPPFLAGS" |
2171 | OLD_LIBS="$LIBS" | |
067d23c9 KY |
2172 | CPPFLAGS="$CPPFLAGS -b i486-linuxaout" |
2173 | LIBS="$LIBS -b i486-linuxaout" | |
181855e6 GM |
2174 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2175 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2176 | [xgnu_linux_second_failure=no], |
2177 | [xgnu_linux_second_failure=yes]) | |
2178 | if test "${xgnu_linux_second_failure}" = "yes"; then | |
067d23c9 | 2179 | # If we get the same failure with -b, there is no use adding -b. |
93ca4887 | 2180 | # So leave it out. This plays safe. |
067d23c9 KY |
2181 | AC_MSG_RESULT(no) |
2182 | else | |
93ca4887 PE |
2183 | LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout" |
2184 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout" | |
067d23c9 KY |
2185 | AC_MSG_RESULT(yes) |
2186 | fi | |
93ca4887 PE |
2187 | CPPFLAGS=$OLD_CPPFLAGS |
2188 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2189 | else |
2190 | AC_MSG_RESULT(no) | |
2191 | fi | |
2192 | fi | |
2193 | ||
2194 | # Reportedly, some broken Solaris systems have XKBlib.h but are missing | |
2195 | # header files included from there. | |
2196 | AC_MSG_CHECKING(for Xkb) | |
181855e6 GM |
2197 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h> |
2198 | #include <X11/XKBlib.h>]], | |
2199 | [[XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);]])], | |
067d23c9 KY |
2200 | emacs_xkb=yes, emacs_xkb=no) |
2201 | AC_MSG_RESULT($emacs_xkb) | |
2202 | if test $emacs_xkb = yes; then | |
a4cedbf7 | 2203 | AC_DEFINE(HAVE_XKB, 1, [Define to 1 if you have the Xkb extension.]) |
067d23c9 KY |
2204 | fi |
2205 | ||
2206 | AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \ | |
9232a6d9 | 2207 | XScreenNumberOfScreen) |
067d23c9 KY |
2208 | fi |
2209 | ||
2210 | if test "${window_system}" = "x11"; then | |
2211 | AC_MSG_CHECKING(X11 version 6) | |
2212 | AC_CACHE_VAL(emacs_cv_x11_version_6, | |
181855e6 GM |
2213 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h>]], |
2214 | [[#if XlibSpecificationRelease < 6 | |
067d23c9 KY |
2215 | fail; |
2216 | #endif | |
181855e6 | 2217 | ]])], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)]) |
067d23c9 KY |
2218 | if test $emacs_cv_x11_version_6 = yes; then |
2219 | AC_MSG_RESULT(6 or newer) | |
2220 | AC_DEFINE(HAVE_X11R6, 1, | |
2221 | [Define to 1 if you have the X11R6 or newer version of Xlib.]) | |
2222 | AC_DEFINE(HAVE_X_I18N, 1, [Define if you have usable i18n support.]) | |
2223 | ## inoue@ainet.or.jp says Solaris has a bug related to X11R6-style | |
2224 | ## XIM support. | |
2225 | case "$opsys" in | |
2226 | sol2-*) : ;; | |
2227 | *) AC_DEFINE(HAVE_X11R6_XIM, 1, | |
2228 | [Define if you have usable X11R6-style XIM support.]) | |
2229 | ;; | |
2230 | esac | |
2231 | else | |
2232 | AC_MSG_RESULT(before 6) | |
2233 | fi | |
2234 | fi | |
2235 | ||
2236 | ||
2237 | ### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified. | |
2238 | HAVE_RSVG=no | |
fb0862b2 | 2239 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${opsys}" = "mingw32"; then |
067d23c9 KY |
2240 | if test "${with_rsvg}" != "no"; then |
2241 | RSVG_REQUIRED=2.11.0 | |
2242 | RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED" | |
2243 | ||
2bafb7c4 | 2244 | EMACS_CHECK_MODULES([RSVG], [$RSVG_MODULE]) |
067d23c9 KY |
2245 | AC_SUBST(RSVG_CFLAGS) |
2246 | AC_SUBST(RSVG_LIBS) | |
2247 | ||
2248 | if test $HAVE_RSVG = yes; then | |
2249 | AC_DEFINE(HAVE_RSVG, 1, [Define to 1 if using librsvg.]) | |
2250 | CFLAGS="$CFLAGS $RSVG_CFLAGS" | |
83a5a2c8 EZ |
2251 | # Windows loads librsvg dynamically |
2252 | if test "${opsys}" = "mingw32"; then | |
2253 | RSVG_LIBS= | |
2254 | fi | |
067d23c9 KY |
2255 | fi |
2256 | fi | |
2257 | fi | |
2258 | ||
2259 | HAVE_IMAGEMAGICK=no | |
526e126f | 2260 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${HAVE_W32}" = "yes"; then |
067d23c9 | 2261 | if test "${with_imagemagick}" != "no"; then |
7e00998f | 2262 | ## 6.3.5 is the earliest version known to work; see Bug#17339. |
19151a7f | 2263 | ## 6.8.2 makes Emacs crash; see Bug#13867. |
7e00998f | 2264 | IMAGEMAGICK_MODULE="Wand >= 6.3.5 Wand != 6.8.2" |
2bafb7c4 | 2265 | EMACS_CHECK_MODULES([IMAGEMAGICK], [$IMAGEMAGICK_MODULE]) |
067d23c9 KY |
2266 | AC_SUBST(IMAGEMAGICK_CFLAGS) |
2267 | AC_SUBST(IMAGEMAGICK_LIBS) | |
b06b1098 | 2268 | |
067d23c9 KY |
2269 | if test $HAVE_IMAGEMAGICK = yes; then |
2270 | AC_DEFINE(HAVE_IMAGEMAGICK, 1, [Define to 1 if using imagemagick.]) | |
93ca4887 PE |
2271 | OLD_CFLAGS=$CFLAGS |
2272 | OLD_LIBS=$LIBS | |
067d23c9 KY |
2273 | CFLAGS="$CFLAGS $IMAGEMAGICK_CFLAGS" |
2274 | LIBS="$IMAGEMAGICK_LIBS $LIBS" | |
03043c1b | 2275 | AC_CHECK_FUNCS(MagickExportImagePixels MagickMergeImageLayers) |
93ca4887 PE |
2276 | CFLAGS=$OLD_CFLAGS |
2277 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2278 | fi |
2279 | fi | |
2280 | fi | |
2281 | ||
2282 | ||
2283 | HAVE_GTK=no | |
c195f2de | 2284 | GTK_OBJ= |
8f5f35cc | 2285 | gtk_term_header=$term_header |
d673aedc JD |
2286 | check_gtk2=no |
2287 | gtk3_pkg_errors= | |
fb0862b2 EZ |
2288 | if test "${opsys}" != "mingw32"; then |
2289 | if test "${with_gtk3}" = "yes" || test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "maybe"; then | |
2290 | GLIB_REQUIRED=2.28 | |
2291 | GTK_REQUIRED=3.0 | |
2292 | GTK_MODULES="gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2293 | ||
2294 | dnl Checks for libraries. | |
2bafb7c4 PE |
2295 | EMACS_CHECK_MODULES([GTK], [$GTK_MODULES], |
2296 | [pkg_check_gtk=yes], [pkg_check_gtk=no]) | |
fb0862b2 EZ |
2297 | if test "$pkg_check_gtk" = "no" && test "$with_gtk3" = "yes"; then |
2298 | AC_MSG_ERROR($GTK_PKG_ERRORS) | |
2299 | fi | |
2300 | if test "$pkg_check_gtk" = "yes"; then | |
2301 | AC_DEFINE(HAVE_GTK3, 1, [Define to 1 if using GTK 3 or later.]) | |
2302 | GTK_OBJ=emacsgtkfixed.o | |
8f5f35cc | 2303 | gtk_term_header=gtkutil.h |
fb0862b2 | 2304 | USE_GTK_TOOLKIT="GTK3" |
d76bf86f | 2305 | if test "x$ac_enable_gtk_deprecation_warnings" = x; then |
3bc9da32 PE |
2306 | AC_DEFINE([GDK_DISABLE_DEPRECATION_WARNINGS], [1], |
2307 | [Define to 1 to disable GTK+/GDK deprecation warnings.]) | |
2308 | AC_DEFINE([GLIB_DISABLE_DEPRECATION_WARNINGS], [1], | |
2309 | [Define to 1 to disable Glib deprecation warnings.]) | |
d76bf86f | 2310 | fi |
fb0862b2 EZ |
2311 | else |
2312 | check_gtk2=yes | |
2313 | gtk3_pkg_errors="$GTK_PKG_ERRORS " | |
2314 | fi | |
d673aedc | 2315 | fi |
067d23c9 | 2316 | |
fb0862b2 EZ |
2317 | if test "${with_gtk2}" = "yes" || test "$check_gtk2" = "yes"; then |
2318 | GLIB_REQUIRED=2.10 | |
2319 | GTK_REQUIRED=2.10 | |
2320 | GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2321 | ||
2322 | dnl Checks for libraries. | |
2bafb7c4 PE |
2323 | EMACS_CHECK_MODULES([GTK], [$GTK_MODULES], |
2324 | [pkg_check_gtk=yes], [pkg_check_gtk=no]) | |
fb0862b2 EZ |
2325 | if test "$pkg_check_gtk" = "no" && |
2326 | { test "$with_gtk" = yes || test "$with_gtk2" = "yes"; } | |
2327 | then | |
2328 | AC_MSG_ERROR($gtk3_pkg_errors$GTK_PKG_ERRORS) | |
2329 | fi | |
2330 | test "$pkg_check_gtk" = "yes" && USE_GTK_TOOLKIT="GTK2" | |
067d23c9 KY |
2331 | fi |
2332 | fi | |
067d23c9 | 2333 | |
93ca4887 PE |
2334 | OLD_CFLAGS=$CFLAGS |
2335 | OLD_LIBS=$LIBS | |
2336 | ||
067d23c9 KY |
2337 | if test x"$pkg_check_gtk" = xyes; then |
2338 | ||
067d23c9 | 2339 | AC_SUBST(GTK_LIBS) |
067d23c9 KY |
2340 | CFLAGS="$CFLAGS $GTK_CFLAGS" |
2341 | LIBS="$GTK_LIBS $LIBS" | |
2342 | dnl Try to compile a simple GTK program. | |
5583dcb6 | 2343 | AC_MSG_CHECKING([whether GTK compiles]) |
067d23c9 | 2344 | GTK_COMPILES=no |
5583dcb6 PE |
2345 | AC_LINK_IFELSE( |
2346 | [AC_LANG_PROGRAM( | |
2347 | [[/* Check the Gtk and Glib APIs. */ | |
2348 | #include <gtk/gtk.h> | |
2349 | #include <glib-object.h> | |
2350 | static void | |
2351 | callback (GObject *go, GParamSpec *spec, gpointer user_data) | |
2352 | {} | |
2353 | ]], | |
2354 | [[ | |
2355 | GtkSettings *gs = 0; | |
2356 | /* Use G_CALLBACK to make sure function pointers can be cast to void *; | |
2357 | strict C prohibits this. Use gtk_main_iteration to test that the | |
2358 | libraries are there. */ | |
2359 | if (g_signal_handler_find (G_OBJECT (gs), G_SIGNAL_MATCH_FUNC, | |
2360 | 0, 0, 0, G_CALLBACK (callback), 0)) | |
2361 | gtk_main_iteration (); | |
2362 | ]])], | |
2363 | [GTK_COMPILES=yes]) | |
2364 | AC_MSG_RESULT([$GTK_COMPILES]) | |
067d23c9 | 2365 | if test "${GTK_COMPILES}" != "yes"; then |
8f5f35cc | 2366 | GTK_OBJ= |
067d23c9 KY |
2367 | if test "$USE_X_TOOLKIT" != "maybe"; then |
2368 | AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log. Maybe some x11-devel files missing?]); | |
2369 | fi | |
2370 | else | |
93ca4887 | 2371 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS" |
067d23c9 KY |
2372 | HAVE_GTK=yes |
2373 | AC_DEFINE(USE_GTK, 1, [Define to 1 if using GTK.]) | |
c195f2de | 2374 | GTK_OBJ="gtkutil.o $GTK_OBJ" |
8f5f35cc | 2375 | term_header=$gtk_term_header |
067d23c9 | 2376 | USE_X_TOOLKIT=none |
3cc53d60 | 2377 | if "$PKG_CONFIG" --atleast-version=2.10 gtk+-2.0; then |
067d23c9 KY |
2378 | : |
2379 | else | |
2380 | AC_MSG_WARN([[Your version of Gtk+ will have problems with | |
2381 | closing open displays. This is no problem if you just use | |
2382 | one display, but if you use more than one and close one of them | |
2383 | Emacs may crash.]]) | |
2384 | sleep 3 | |
2385 | fi | |
2386 | fi | |
2387 | ||
2388 | fi | |
2389 | AC_SUBST(GTK_OBJ) | |
2390 | ||
2391 | ||
2392 | if test "${HAVE_GTK}" = "yes"; then | |
2393 | ||
2394 | dnl GTK scrollbars resemble toolkit scrollbars a lot, so to avoid | |
2395 | dnl a lot if #ifdef:s, say we have toolkit scrollbars. | |
2396 | if test "$with_toolkit_scroll_bars" != no; then | |
2397 | with_toolkit_scroll_bars=yes | |
2398 | fi | |
2399 | ||
2400 | dnl Check if we have the old file selection dialog declared and | |
2401 | dnl in the link library. In 2.x it may be in the library, | |
2402 | dnl but not declared if deprecated featured has been selected out. | |
2403 | dnl AC_CHECK_DECL checks for a macro, so check for GTK_TYPE_FILE_SELECTION. | |
2404 | HAVE_GTK_FILE_SELECTION=no | |
2405 | AC_CHECK_DECL(GTK_TYPE_FILE_SELECTION, HAVE_GTK_FILE_SELECTION=yes, | |
2406 | HAVE_GTK_FILE_SELECTION=no, [AC_INCLUDES_DEFAULT | |
2407 | #include <gtk/gtk.h>]) | |
2408 | if test "$HAVE_GTK_FILE_SELECTION" = yes; then | |
2409 | AC_CHECK_FUNCS(gtk_file_selection_new) | |
2410 | fi | |
2411 | ||
5a1d858b JD |
2412 | dnl Same as above for gtk_handle_box. |
2413 | HAVE_GTK_HANDLE_BOX=no | |
2414 | AC_CHECK_DECL(GTK_TYPE_HANDLE_BOX, HAVE_GTK_HANDLE_BOX=yes, | |
2415 | HAVE_GTK_HANDLE_BOX=no, [AC_INCLUDES_DEFAULT | |
2416 | #include <gtk/gtk.h>]) | |
2417 | if test "$HAVE_GTK_HANDLE_BOX" = yes; then | |
2418 | AC_CHECK_FUNCS(gtk_handle_box_new) | |
2419 | fi | |
067d23c9 | 2420 | |
8b745d92 JD |
2421 | dnl Same as above for gtk_tearoff_menu_item. |
2422 | HAVE_GTK_TEAROFF_MENU_ITEM=no | |
2423 | AC_CHECK_DECL(GTK_TYPE_TEAROFF_MENU_ITEM, HAVE_GTK_TEAROFF_MENU_ITEM=yes, | |
2424 | HAVE_GTK_TEAROFF_MENU_ITEM=no, [AC_INCLUDES_DEFAULT | |
2425 | #include <gtk/gtk.h>]) | |
2426 | if test "$HAVE_GTK_TEAROFF_MENU_ITEM" = yes; then | |
2427 | AC_CHECK_FUNCS(gtk_tearoff_menu_item_new) | |
2428 | fi | |
067d23c9 KY |
2429 | |
2430 | dnl Check for functions introduced in 2.14 and later. | |
2431 | AC_CHECK_FUNCS(gtk_widget_get_window gtk_widget_set_has_window \ | |
2432 | gtk_dialog_get_action_area gtk_widget_get_sensitive \ | |
2433 | gtk_widget_get_mapped gtk_adjustment_get_page_size \ | |
54e9e3bf JD |
2434 | gtk_orientable_set_orientation \ |
2435 | gtk_window_set_has_resize_grip) | |
17a2cbbd DC |
2436 | |
2437 | term_header=gtkutil.h | |
067d23c9 KY |
2438 | fi |
2439 | ||
93ca4887 PE |
2440 | CFLAGS=$OLD_CFLAGS |
2441 | LIBS=$OLD_LIBS | |
2442 | ||
067d23c9 | 2443 | dnl D-Bus has been tested under GNU/Linux only. Must be adapted for |
dcbf5805 | 2444 | dnl other platforms. |
067d23c9 KY |
2445 | HAVE_DBUS=no |
2446 | DBUS_OBJ= | |
2447 | if test "${with_dbus}" = "yes"; then | |
2bafb7c4 | 2448 | EMACS_CHECK_MODULES([DBUS], [dbus-1 >= 1.0]) |
067d23c9 | 2449 | if test "$HAVE_DBUS" = yes; then |
067d23c9 | 2450 | AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.]) |
dcbf5805 | 2451 | dnl dbus_watch_get_unix_fd has been introduced in D-Bus 1.1.1. |
e3a3e213 MA |
2452 | dnl dbus_type_is_valid and dbus_validate_* have been introduced in |
2453 | dnl D-Bus 1.5.12. | |
93ca4887 PE |
2454 | OLD_LIBS=$LIBS |
2455 | LIBS="$LIBS $DBUS_LIBS" | |
dcbf5805 | 2456 | AC_CHECK_FUNCS(dbus_watch_get_unix_fd \ |
e3a3e213 | 2457 | dbus_type_is_valid \ |
dcbf5805 MA |
2458 | dbus_validate_bus_name \ |
2459 | dbus_validate_path \ | |
2460 | dbus_validate_interface \ | |
2461 | dbus_validate_member) | |
93ca4887 | 2462 | LIBS=$OLD_LIBS |
067d23c9 KY |
2463 | DBUS_OBJ=dbusbind.o |
2464 | fi | |
2465 | fi | |
b05e08a4 GM |
2466 | AC_SUBST(DBUS_CFLAGS) |
2467 | AC_SUBST(DBUS_LIBS) | |
067d23c9 KY |
2468 | AC_SUBST(DBUS_OBJ) |
2469 | ||
9851bfc5 JD |
2470 | dnl GSettings has been tested under GNU/Linux only. |
2471 | HAVE_GSETTINGS=no | |
2472 | if test "${HAVE_X11}" = "yes" && test "${with_gsettings}" = "yes"; then | |
2bafb7c4 | 2473 | EMACS_CHECK_MODULES([GSETTINGS], [gio-2.0 >= 2.26]) |
2e6e11eb | 2474 | if test "$HAVE_GSETTINGS" = "yes"; then |
ce486e0d JD |
2475 | old_CFLAGS=$CFLAGS |
2476 | CFLAGS="$CFLAGS $GSETTINGS_CFLAGS" | |
2477 | old_LIBS=$LIBS | |
2478 | LIBS="$LIBS $GSETTINGS_LIBS" | |
b0e04df6 | 2479 | AC_MSG_CHECKING([whether GSettings is in gio]) |
b0e04df6 JD |
2480 | AC_LINK_IFELSE( |
2481 | [AC_LANG_PROGRAM( | |
2482 | [[/* Check that gsettings really is present. */ | |
2483 | #include <glib-object.h> | |
2484 | #include <gio/gio.h> | |
2485 | ]], | |
2486 | [[ | |
2487 | GSettings *settings; | |
2488 | GVariant *val = g_settings_get_value (settings, ""); | |
2489 | ]])], | |
63adc156 GM |
2490 | [], HAVE_GSETTINGS=no) |
2491 | AC_MSG_RESULT([$HAVE_GSETTINGS]) | |
b0e04df6 | 2492 | |
63adc156 | 2493 | if test "$HAVE_GSETTINGS" = "yes"; then |
b0e04df6 JD |
2494 | AC_DEFINE(HAVE_GSETTINGS, 1, [Define to 1 if using GSettings.]) |
2495 | SETTINGS_CFLAGS="$GSETTINGS_CFLAGS" | |
2496 | SETTINGS_LIBS="$GSETTINGS_LIBS" | |
2497 | fi | |
ce486e0d JD |
2498 | CFLAGS=$old_CFLAGS |
2499 | LIBS=$old_LIBS | |
9851bfc5 JD |
2500 | fi |
2501 | fi | |
2502 | ||
067d23c9 KY |
2503 | dnl GConf has been tested under GNU/Linux only. |
2504 | dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6. | |
2505 | HAVE_GCONF=no | |
869795d6 | 2506 | if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then |
2bafb7c4 | 2507 | EMACS_CHECK_MODULES([GCONF], [gconf-2.0 >= 2.13]) |
067d23c9 KY |
2508 | if test "$HAVE_GCONF" = yes; then |
2509 | AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.]) | |
2510 | dnl Newer GConf doesn't link with g_objects, so this is not defined. | |
869795d6 JD |
2511 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GCONF_CFLAGS" |
2512 | SETTINGS_LIBS="$SETTINGS_LIBS $GCONF_LIBS" | |
067d23c9 KY |
2513 | fi |
2514 | fi | |
2515 | ||
2e6e11eb | 2516 | if test "$HAVE_GSETTINGS" = "yes" || test "$HAVE_GCONF" = "yes"; then |
2bafb7c4 | 2517 | EMACS_CHECK_MODULES([GOBJECT], [gobject-2.0 >= 2.0]) |
f278d339 JD |
2518 | if test "$HAVE_GOBJECT" = "yes"; then |
2519 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GOBJECT_CFLAGS" | |
2520 | SETTINGS_LIBS="$SETTINGS_LIBS $GOBJECT_LIBS" | |
2521 | fi | |
9851bfc5 | 2522 | SAVE_CFLAGS="$CFLAGS" |
46d14be7 | 2523 | SAVE_LIBS="$LIBS" |
9851bfc5 | 2524 | CFLAGS="$SETTINGS_CFLAGS $CFLAGS" |
46d14be7 | 2525 | LIBS="$SETTINGS_LIBS $LIBS" |
9851bfc5 | 2526 | CFLAGS="$SAVE_CFLAGS" |
46d14be7 | 2527 | LIBS="$SAVE_LIBS" |
9851bfc5 JD |
2528 | fi |
2529 | AC_SUBST(SETTINGS_CFLAGS) | |
2530 | AC_SUBST(SETTINGS_LIBS) | |
2531 | ||
2532 | ||
067d23c9 KY |
2533 | dnl SELinux is available for GNU/Linux only. |
2534 | HAVE_LIBSELINUX=no | |
2535 | LIBSELINUX_LIBS= | |
2536 | if test "${with_selinux}" = "yes"; then | |
2537 | AC_CHECK_LIB([selinux], [lgetfilecon], HAVE_LIBSELINUX=yes, HAVE_LIBSELINUX=no) | |
2538 | if test "$HAVE_LIBSELINUX" = yes; then | |
2539 | AC_DEFINE(HAVE_LIBSELINUX, 1, [Define to 1 if using SELinux.]) | |
2540 | LIBSELINUX_LIBS=-lselinux | |
2541 | fi | |
2542 | fi | |
2543 | AC_SUBST(LIBSELINUX_LIBS) | |
2544 | ||
2545 | HAVE_GNUTLS=no | |
e1f9f9e3 | 2546 | HAVE_GNUTLS3=no |
067d23c9 | 2547 | if test "${with_gnutls}" = "yes" ; then |
2bafb7c4 PE |
2548 | EMACS_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.0.0], |
2549 | [HAVE_GNUTLS3=yes], [HAVE_GNUTLS3=no]) | |
e1f9f9e3 TZ |
2550 | if test "${HAVE_GNUTLS3}" = "yes"; then |
2551 | AC_DEFINE(HAVE_GNUTLS3, 1, [Define if using GnuTLS v3.]) | |
c5fc0178 SM |
2552 | HAVE_GNUTLS="yes" |
2553 | else | |
2bafb7c4 PE |
2554 | EMACS_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6], |
2555 | [HAVE_GNUTLS=yes], [HAVE_GNUTLS=no]) | |
c5fc0178 SM |
2556 | fi |
2557 | if test "${HAVE_GNUTLS}" = "yes"; then | |
2558 | AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.]) | |
e1f9f9e3 TZ |
2559 | fi |
2560 | ||
a414bed5 EZ |
2561 | # Windows loads GnuTLS dynamically |
2562 | if test "${opsys}" = "mingw32"; then | |
2563 | LIBGNUTLS_LIBS= | |
2564 | fi | |
067d23c9 | 2565 | fi |
33630d51 | 2566 | |
067d23c9 KY |
2567 | AC_SUBST(LIBGNUTLS_LIBS) |
2568 | AC_SUBST(LIBGNUTLS_CFLAGS) | |
2569 | ||
c9628c79 MA |
2570 | NOTIFY_OBJ= |
2571 | NOTIFY_SUMMARY=no | |
2572 | ||
671d4bfc GM |
2573 | dnl FIXME? Don't auto-detect on NS, but do allow someone to specify |
2574 | dnl a particular library. This doesn't make much sense? | |
2575 | if test "${with_ns}" = yes && test ${with_file_notification} = yes; then | |
2576 | with_file_notification=no | |
2577 | fi | |
2578 | ||
c04bbd85 PE |
2579 | dnl MS Windows native file monitor is available for mingw32 only. |
2580 | case $with_file_notification,$opsys in | |
2581 | w32,* | yes,mingw32) | |
2582 | AC_CHECK_HEADER(windows.h) | |
2583 | if test "$ac_cv_header_windows_h" = yes ; then | |
2584 | AC_DEFINE(HAVE_W32NOTIFY, 1, [Define to 1 to use w32notify.]) | |
2585 | NOTIFY_OBJ=w32notify.o | |
2586 | NOTIFY_SUMMARY="yes (w32)" | |
2587 | fi ;; | |
2588 | esac | |
c9628c79 | 2589 | |
c04bbd85 PE |
2590 | dnl g_file_monitor exists since glib 2.18. G_FILE_MONITOR_EVENT_MOVED |
2591 | dnl has been added in glib 2.24. It has been tested under | |
2592 | dnl GNU/Linux only. We take precedence over inotify, but this makes | |
2593 | dnl only sense when glib has been compiled with inotify support. How | |
2594 | dnl to check? | |
2595 | case $with_file_notification,$NOTIFY_OBJ in | |
2596 | gfile, | yes,) | |
2bafb7c4 | 2597 | EMACS_CHECK_MODULES([GFILENOTIFY], [gio-2.0 >= 2.24]) |
c04bbd85 PE |
2598 | if test "$HAVE_GFILENOTIFY" = "yes"; then |
2599 | AC_DEFINE(HAVE_GFILENOTIFY, 1, [Define to 1 if using GFile.]) | |
2600 | NOTIFY_OBJ=gfilenotify.o | |
2601 | NOTIFY_SUMMARY="yes -lgio (gfile)" | |
2602 | fi ;; | |
2603 | esac | |
2604 | ||
2605 | dnl inotify is only available on GNU/Linux. | |
2606 | case $with_file_notification,$NOTIFY_OBJ in | |
2607 | inotify, | yes,) | |
2608 | AC_CHECK_HEADER(sys/inotify.h) | |
2609 | if test "$ac_cv_header_sys_inotify_h" = yes ; then | |
2610 | AC_CHECK_FUNC(inotify_init1) | |
2611 | if test "$ac_cv_func_inotify_init1" = yes; then | |
2612 | AC_DEFINE(HAVE_INOTIFY, 1, [Define to 1 to use inotify.]) | |
2613 | NOTIFY_OBJ=inotify.o | |
2614 | NOTIFY_SUMMARY="yes -lglibc (inotify)" | |
2615 | fi | |
2616 | fi ;; | |
2617 | esac | |
2618 | ||
2619 | case $with_file_notification,$NOTIFY_OBJ in | |
2620 | yes,* | no,* | *,?*) ;; | |
2621 | *) AC_MSG_ERROR([File notification `$with_file_notification' requested but requirements not found.]) ;; | |
2622 | esac | |
671d4bfc | 2623 | |
c9628c79 MA |
2624 | if test -n "$NOTIFY_OBJ"; then |
2625 | AC_DEFINE(USE_FILE_NOTIFY, 1, [Define to 1 if using file notifications.]) | |
81606b10 | 2626 | fi |
c9628c79 | 2627 | AC_SUBST(NOTIFY_OBJ) |
7f203aa1 EZ |
2628 | AC_SUBST(GFILENOTIFY_CFLAGS) |
2629 | AC_SUBST(GFILENOTIFY_LIBS) | |
81606b10 | 2630 | |
067d23c9 KY |
2631 | dnl Do not put whitespace before the #include statements below. |
2632 | dnl Older compilers (eg sunos4 cc) choke on it. | |
2633 | HAVE_XAW3D=no | |
2634 | LUCID_LIBW= | |
2635 | if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2636 | if test "$with_xaw3d" != no; then | |
067d23c9 | 2637 | AC_CACHE_VAL(emacs_cv_xaw3d, |
181855e6 | 2638 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2639 | #include <X11/Intrinsic.h> |
181855e6 GM |
2640 | #include <X11/Xaw3d/Simple.h>]], |
2641 | [[]])], | |
37f7b784 CY |
2642 | [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, |
2643 | emacs_cv_xaw3d=yes, emacs_cv_xaw3d=no)], | |
067d23c9 KY |
2644 | emacs_cv_xaw3d=no)]) |
2645 | else | |
2646 | emacs_cv_xaw3d=no | |
2647 | fi | |
2648 | if test $emacs_cv_xaw3d = yes; then | |
2c484e75 | 2649 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2650 | AC_MSG_RESULT([yes; using Lucid toolkit]) |
2651 | USE_X_TOOLKIT=LUCID | |
2652 | HAVE_XAW3D=yes | |
2653 | LUCID_LIBW=-lXaw3d | |
2654 | AC_DEFINE(HAVE_XAW3D, 1, | |
2655 | [Define to 1 if you have the Xaw3d library (-lXaw3d).]) | |
2656 | else | |
2c484e75 | 2657 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2658 | AC_MSG_RESULT(no) |
2659 | AC_MSG_CHECKING(for libXaw) | |
2660 | AC_CACHE_VAL(emacs_cv_xaw, | |
181855e6 | 2661 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2662 | #include <X11/Intrinsic.h> |
181855e6 GM |
2663 | #include <X11/Xaw/Simple.h>]], |
2664 | [[]])], | |
067d23c9 KY |
2665 | emacs_cv_xaw=yes, |
2666 | emacs_cv_xaw=no)]) | |
2667 | if test $emacs_cv_xaw = yes; then | |
2668 | AC_MSG_RESULT([yes; using Lucid toolkit]) | |
2669 | USE_X_TOOLKIT=LUCID | |
2670 | LUCID_LIBW=-lXaw | |
2671 | elif test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2672 | AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files]) | |
2673 | else | |
d681f183 GM |
2674 | AC_MSG_ERROR([No X toolkit could be found. |
2675 | If you are sure you want Emacs compiled without an X toolkit, pass | |
2676 | --with-x-toolkit=no | |
2677 | to configure. Otherwise, install the development libraries for the toolkit | |
2678 | that you want to use (e.g. Gtk+) and re-run configure.]) | |
067d23c9 KY |
2679 | fi |
2680 | fi | |
2681 | fi | |
2682 | ||
2683 | X_TOOLKIT_TYPE=$USE_X_TOOLKIT | |
2684 | ||
2685 | LIBXTR6= | |
93ca4887 | 2686 | LIBXMU= |
067d23c9 KY |
2687 | if test "${USE_X_TOOLKIT}" != "none"; then |
2688 | AC_MSG_CHECKING(X11 toolkit version) | |
2689 | AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6, | |
181855e6 GM |
2690 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Intrinsic.h>]], |
2691 | [[#if XtSpecificationRelease < 6 | |
067d23c9 KY |
2692 | fail; |
2693 | #endif | |
181855e6 | 2694 | ]])], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)]) |
067d23c9 KY |
2695 | HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6 |
2696 | if test $emacs_cv_x11_toolkit_version_6 = yes; then | |
2697 | AC_MSG_RESULT(6 or newer) | |
2698 | AC_DEFINE(HAVE_X11XTR6, 1, | |
2699 | [Define to 1 if you have the X11R6 or newer version of Xt.]) | |
2700 | LIBXTR6="-lSM -lICE" | |
2701 | case "$opsys" in | |
2702 | ## Use libw.a along with X11R6 Xt. | |
2703 | unixware) LIBXTR6="$LIBXTR6 -lw" ;; | |
2704 | esac | |
2705 | else | |
2706 | AC_MSG_RESULT(before 6) | |
2707 | fi | |
2708 | ||
2709 | dnl If using toolkit, check whether libXmu.a exists. | |
2710 | dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link. | |
2711 | OLDLIBS="$LIBS" | |
2712 | if test x$HAVE_X11XTR6 = xyes; then | |
93ca4887 | 2713 | OTHERLIBS='-lXt -lSM -lICE' |
067d23c9 | 2714 | else |
93ca4887 PE |
2715 | OTHERLIBS='-lXt' |
2716 | fi | |
2717 | AC_SEARCH_LIBS([XmuConvertStandardSelection], [Xmu], [], [], [$OTHERLIBS]) | |
2718 | if test "X$LIBS" != "X$OLDLIBS"; then | |
2719 | LIBXMU=$ac_cv_search_XmuConvertStandardSelection | |
067d23c9 | 2720 | fi |
93ca4887 PE |
2721 | LIBS=$OLDLIBS |
2722 | dnl ac_cv_search_XmuConvertStandardSelection is also referenced below. | |
067d23c9 KY |
2723 | fi |
2724 | AC_SUBST(LIBXTR6) | |
067d23c9 KY |
2725 | AC_SUBST(LIBXMU) |
2726 | ||
067d23c9 KY |
2727 | LIBXP= |
2728 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
c09bfb2f DA |
2729 | # OpenMotif may be installed in such a way on some GNU/Linux systems. |
2730 | if test -d /usr/include/openmotif; then | |
2731 | CPPFLAGS="-I/usr/include/openmotif $CPPFLAGS" | |
2732 | emacs_cv_openmotif=yes | |
2733 | case "$canonical" in | |
2734 | x86_64-*-linux-gnu* | powerpc64-*-linux-gnu* | sparc64-*-linux-gnu*) | |
2735 | test -d /usr/lib64/openmotif && LDFLAGS="-L/usr/lib64/openmotif $LDFLAGS" | |
2736 | ;; | |
2737 | *) | |
2738 | test -d /usr/lib/openmotif && LDFLAGS="-L/usr/lib/openmotif $LDFLAGS" | |
2739 | esac | |
2740 | else | |
2741 | emacs_cv_openmotif=no | |
2742 | fi | |
2743 | AC_CACHE_CHECK(for (Open)Motif version 2.1, emacs_cv_motif_version_2_1, | |
181855e6 GM |
2744 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <Xm/Xm.h>]], |
2745 | [[#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1) | |
067d23c9 KY |
2746 | int x = 5; |
2747 | #else | |
2748 | Motif version prior to 2.1. | |
181855e6 | 2749 | #endif]])], |
067d23c9 KY |
2750 | emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)]) |
2751 | if test $emacs_cv_motif_version_2_1 = yes; then | |
2752 | AC_CHECK_LIB(Xp, XpCreateContext, LIBXP=-lXp) | |
c09bfb2f DA |
2753 | if test x$emacs_cv_openmotif = xyes; then |
2754 | REAL_CPPFLAGS="-I/usr/include/openmotif $REAL_CPPFLAGS" | |
2755 | fi | |
067d23c9 KY |
2756 | else |
2757 | AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif, | |
2758 | # We put this in CFLAGS temporarily to precede other -I options | |
2759 | # that might be in CFLAGS temporarily. | |
2760 | # We put this in CPPFLAGS where it precedes the other -I options. | |
2761 | OLD_CPPFLAGS=$CPPFLAGS | |
2762 | OLD_CFLAGS=$CFLAGS | |
2763 | CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS" | |
2764 | CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS" | |
181855e6 GM |
2765 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>]], |
2766 | [[int x = 5;]])], | |
067d23c9 KY |
2767 | emacs_cv_lesstif=yes, emacs_cv_lesstif=no)]) |
2768 | if test $emacs_cv_lesstif = yes; then | |
2769 | # Make sure this -I option remains in CPPFLAGS after it is set | |
2770 | # back to REAL_CPPFLAGS. | |
2771 | # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not | |
2772 | # have those other -I options anyway. Ultimately, having this | |
2773 | # directory ultimately in CPPFLAGS will be enough. | |
2774 | REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS" | |
2775 | LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS" | |
2776 | else | |
2777 | CFLAGS=$OLD_CFLAGS | |
2778 | CPPFLAGS=$OLD_CPPFLAGS | |
2779 | fi | |
2780 | fi | |
e4070def GM |
2781 | AC_CHECK_HEADER([Xm/BulletinB.h], [], |
2782 | [AC_MSG_ERROR([Motif toolkit requested but requirements not found.])]) | |
067d23c9 KY |
2783 | fi |
2784 | ||
2785 | dnl Use toolkit scroll bars if configured for GTK or X toolkit and either | |
2786 | dnl using Motif or Xaw3d is available, and unless | |
2787 | dnl --with-toolkit-scroll-bars=no was specified. | |
2788 | ||
2789 | AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS, | |
2790 | [Define to 1 if we should use toolkit scroll bars.])dnl | |
2791 | USE_TOOLKIT_SCROLL_BARS=no | |
2792 | if test "${with_toolkit_scroll_bars}" != "no"; then | |
2793 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2794 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
2795 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2796 | HAVE_XAW3D=no | |
2797 | USE_TOOLKIT_SCROLL_BARS=yes | |
8d8939e8 | 2798 | elif test "${HAVE_XAW3D}" = "yes" || test "${USE_X_TOOLKIT}" = "LUCID"; then |
067d23c9 KY |
2799 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) |
2800 | USE_TOOLKIT_SCROLL_BARS=yes | |
2801 | fi | |
2802 | elif test "${HAVE_GTK}" = "yes"; then | |
2803 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2804 | USE_TOOLKIT_SCROLL_BARS=yes | |
2805 | elif test "${HAVE_NS}" = "yes"; then | |
2806 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2807 | USE_TOOLKIT_SCROLL_BARS=yes | |
0fda9b75 DC |
2808 | elif test "${HAVE_W32}" = "yes"; then |
2809 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2810 | USE_TOOLKIT_SCROLL_BARS=yes | |
067d23c9 KY |
2811 | fi |
2812 | fi | |
2813 | ||
2814 | dnl See if XIM is available. | |
181855e6 | 2815 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2816 | #include <X11/Xlib.h> |
181855e6 GM |
2817 | #include <X11/Xresource.h>]], |
2818 | [[XIMProc callback;]])], | |
067d23c9 KY |
2819 | [HAVE_XIM=yes |
2820 | AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available])], | |
2821 | HAVE_XIM=no) | |
2822 | ||
2823 | dnl `--with-xim' now controls only the initial value of use_xim at run time. | |
2824 | ||
2825 | if test "${with_xim}" != "no"; then | |
2826 | AC_DEFINE(USE_XIM, 1, | |
2827 | [Define to 1 if we should use XIM, if it is available.]) | |
2828 | fi | |
2829 | ||
2830 | ||
2831 | if test "${HAVE_XIM}" != "no"; then | |
2832 | late_CFLAGS=$CFLAGS | |
2833 | if test "$GCC" = yes; then | |
2834 | CFLAGS="$CFLAGS --pedantic-errors" | |
2835 | fi | |
181855e6 | 2836 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2837 | #include <X11/Xlib.h> |
181855e6 GM |
2838 | #include <X11/Xresource.h>]], |
2839 | [[Display *display; | |
067d23c9 KY |
2840 | XrmDatabase db; |
2841 | char *res_name; | |
2842 | char *res_class; | |
2843 | XIMProc callback; | |
2844 | XPointer *client_data; | |
2845 | #ifndef __GNUC__ | |
2846 | /* If we're not using GCC, it's probably not XFree86, and this is | |
2847 | probably right, but we can't use something like --pedantic-errors. */ | |
2848 | extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*, | |
2849 | char*, XIMProc, XPointer*); | |
2850 | #endif | |
2851 | (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback, | |
181855e6 | 2852 | client_data);]])], |
067d23c9 KY |
2853 | [emacs_cv_arg6_star=yes]) |
2854 | AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6, | |
2855 | [Define to the type of the 6th arg of XRegisterIMInstantiateCallback, | |
2856 | either XPointer or XPointer*.])dnl | |
2857 | if test "$emacs_cv_arg6_star" = yes; then | |
2858 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*]) | |
2859 | else | |
2860 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer]) | |
2861 | fi | |
2862 | CFLAGS=$late_CFLAGS | |
2863 | fi | |
2864 | ||
2865 | ### Start of font-backend (under any platform) section. | |
2866 | # (nothing here yet -- this is a placeholder) | |
2867 | ### End of font-backend (under any platform) section. | |
2868 | ||
2869 | ### Start of font-backend (under X11) section. | |
2870 | if test "${HAVE_X11}" = "yes"; then | |
444060a5 PE |
2871 | ## Use -lXft if available, unless `--with-xft=no'. |
2872 | HAVE_XFT=maybe | |
2873 | if test "x${with_x}" = "xno"; then | |
067d23c9 KY |
2874 | with_xft="no"; |
2875 | fi | |
444060a5 PE |
2876 | |
2877 | if test "$with_xft" != no; then | |
2878 | EMACS_CHECK_MODULES([FONTCONFIG], [fontconfig >= 2.2.0]) | |
2879 | with_xft=$HAVE_FONTCONFIG | |
2880 | fi | |
2881 | ||
067d23c9 KY |
2882 | if test "x${with_xft}" != "xno"; then |
2883 | ||
2bafb7c4 | 2884 | EMACS_CHECK_MODULES([XFT], [xft >= 0.13.0], [], [HAVE_XFT=no]) |
067d23c9 KY |
2885 | ## Because xftfont.c uses XRenderQueryExtension, we also |
2886 | ## need to link to -lXrender. | |
2887 | HAVE_XRENDER=no | |
2888 | AC_CHECK_LIB(Xrender, XRenderQueryExtension, HAVE_XRENDER=yes) | |
2889 | if test "$HAVE_XFT" != no && test "$HAVE_XRENDER" != no; then | |
2890 | OLD_CPPFLAGS="$CPPFLAGS" | |
2891 | OLD_CFLAGS="$CFLAGS" | |
2892 | OLD_LIBS="$LIBS" | |
2893 | CPPFLAGS="$CPPFLAGS $XFT_CFLAGS" | |
2894 | CFLAGS="$CFLAGS $XFT_CFLAGS" | |
2895 | XFT_LIBS="-lXrender $XFT_LIBS" | |
2896 | LIBS="$XFT_LIBS $LIBS" | |
2897 | AC_CHECK_HEADER(X11/Xft/Xft.h, | |
ab6a27d8 GM |
2898 | AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS) , , |
2899 | [[#include <X11/X.h>]]) | |
067d23c9 KY |
2900 | |
2901 | if test "${HAVE_XFT}" = "yes"; then | |
2902 | AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.]) | |
2903 | AC_SUBST(XFT_LIBS) | |
2904 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS" | |
067d23c9 | 2905 | fi # "${HAVE_XFT}" = "yes" |
93ca4887 PE |
2906 | CPPFLAGS=$OLD_CPPFLAGS |
2907 | CFLAGS=$OLD_CFLAGS | |
2908 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2909 | fi # "$HAVE_XFT" != no |
2910 | fi # "x${with_xft}" != "xno" | |
2911 | ||
870d9cf6 GM |
2912 | ## We used to allow building with FreeType and without Xft. |
2913 | ## However, the ftx font backend driver is not in good shape. | |
067d23c9 | 2914 | if test "$HAVE_XFT" != "yes"; then |
870d9cf6 | 2915 | dnl For the "Does Emacs use" message at the end. |
067d23c9 | 2916 | HAVE_XFT=no |
870d9cf6 GM |
2917 | HAVE_FREETYPE=no |
2918 | else | |
2919 | dnl Strict linkers fail with | |
2920 | dnl ftfont.o: undefined reference to symbol 'FT_New_Face' | |
2921 | dnl if -lfreetype is not specified. | |
2922 | dnl The following is needed to set FREETYPE_LIBS. | |
2bafb7c4 | 2923 | EMACS_CHECK_MODULES([FREETYPE], [freetype2]) |
870d9cf6 GM |
2924 | |
2925 | test "$HAVE_FREETYPE" = "no" && AC_MSG_ERROR(libxft requires libfreetype) | |
067d23c9 KY |
2926 | fi |
2927 | ||
067d23c9 KY |
2928 | HAVE_LIBOTF=no |
2929 | if test "${HAVE_FREETYPE}" = "yes"; then | |
2930 | AC_DEFINE(HAVE_FREETYPE, 1, | |
2931 | [Define to 1 if using the freetype and fontconfig libraries.]) | |
2932 | if test "${with_libotf}" != "no"; then | |
2bafb7c4 | 2933 | EMACS_CHECK_MODULES([LIBOTF], [libotf]) |
067d23c9 KY |
2934 | if test "$HAVE_LIBOTF" = "yes"; then |
2935 | AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.]) | |
2936 | AC_CHECK_LIB(otf, OTF_get_variation_glyphs, | |
2937 | HAVE_OTF_GET_VARIATION_GLYPHS=yes, | |
2938 | HAVE_OTF_GET_VARIATION_GLYPHS=no) | |
2939 | if test "${HAVE_OTF_GET_VARIATION_GLYPHS}" = "yes"; then | |
2940 | AC_DEFINE(HAVE_OTF_GET_VARIATION_GLYPHS, 1, | |
2941 | [Define to 1 if libotf has OTF_get_variation_glyphs.]) | |
2942 | fi | |
2943 | fi | |
2944 | fi | |
2945 | dnl FIXME should there be an error if HAVE_FREETYPE != yes? | |
2946 | dnl Does the new font backend require it, or can it work without it? | |
2947 | fi | |
2948 | ||
2949 | HAVE_M17N_FLT=no | |
2950 | if test "${HAVE_LIBOTF}" = yes; then | |
2951 | if test "${with_m17n_flt}" != "no"; then | |
2bafb7c4 | 2952 | EMACS_CHECK_MODULES([M17N_FLT], [m17n-flt]) |
067d23c9 KY |
2953 | if test "$HAVE_M17N_FLT" = "yes"; then |
2954 | AC_DEFINE(HAVE_M17N_FLT, 1, [Define to 1 if using libm17n-flt.]) | |
2955 | fi | |
2956 | fi | |
2957 | fi | |
2958 | else | |
2959 | HAVE_XFT=no | |
2960 | HAVE_FREETYPE=no | |
2961 | HAVE_LIBOTF=no | |
2962 | HAVE_M17N_FLT=no | |
2963 | fi | |
2964 | ||
2965 | ### End of font-backend (under X11) section. | |
2966 | ||
2967 | AC_SUBST(FREETYPE_CFLAGS) | |
2968 | AC_SUBST(FREETYPE_LIBS) | |
2969 | AC_SUBST(FONTCONFIG_CFLAGS) | |
2970 | AC_SUBST(FONTCONFIG_LIBS) | |
2971 | AC_SUBST(LIBOTF_CFLAGS) | |
2972 | AC_SUBST(LIBOTF_LIBS) | |
2973 | AC_SUBST(M17N_FLT_CFLAGS) | |
2974 | AC_SUBST(M17N_FLT_LIBS) | |
2975 | ||
2976 | ### Use -lXpm if available, unless `--with-xpm=no'. | |
fb0862b2 | 2977 | ### mingw32 doesn't use -lXpm, since it loads the library dynamically. |
067d23c9 KY |
2978 | HAVE_XPM=no |
2979 | LIBXPM= | |
fb0862b2 | 2980 | if test "${HAVE_W32}" = "yes" && test "${opsys}" = "cygwin"; then |
0fda9b75 DC |
2981 | if test "${with_xpm}" != "no"; then |
2982 | SAVE_CPPFLAGS="$CPPFLAGS" | |
2983 | SAVE_LDFLAGS="$LDFLAGS" | |
2984 | CPPFLAGS="$CPPFLAGS -I/usr/include/noX" | |
2985 | LDFLAGS="$LDFLAGS -L/usr/lib/noX" | |
2986 | AC_CHECK_HEADER(X11/xpm.h, | |
2987 | [AC_CHECK_LIB(Xpm, XpmReadFileToImage, HAVE_XPM=yes)]) | |
2988 | if test "${HAVE_XPM}" = "yes"; then | |
2989 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2990 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2991 | [#include "X11/xpm.h" | |
2992 | #ifndef XpmReturnAllocPixels | |
2993 | no_return_alloc_pixels | |
2994 | #endif | |
2995 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
2996 | ||
2997 | if test "${HAVE_XPM}" = "yes"; then | |
2998 | REAL_CPPFLAGS="$REAL_CPPFLAGS -I/usr/include/noX" | |
2999 | AC_MSG_RESULT(yes) | |
3000 | else | |
3001 | AC_MSG_RESULT(no) | |
3002 | CPPFLAGS="$SAVE_CPPFLAGS" | |
3003 | LDFLAGS="$SAVE_LDFLAGS" | |
3004 | fi | |
3005 | fi | |
3006 | fi | |
3007 | ||
3008 | if test "${HAVE_XPM}" = "yes"; then | |
791ef5f8 | 3009 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
0fda9b75 DC |
3010 | LIBXPM=-lXpm |
3011 | fi | |
3012 | fi | |
3013 | ||
067d23c9 | 3014 | if test "${HAVE_X11}" = "yes"; then |
a0e26ff0 PE |
3015 | dnl Avoid Xpm on AIX unless requested, as it crashes; see Bug#17598. |
3016 | test "$opsys$with_xpm_set" = aix4-2 && with_xpm=no | |
3017 | ||
067d23c9 KY |
3018 | if test "${with_xpm}" != "no"; then |
3019 | AC_CHECK_HEADER(X11/xpm.h, | |
3020 | [AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)]) | |
3021 | if test "${HAVE_XPM}" = "yes"; then | |
3022 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
3023 | AC_EGREP_CPP(no_return_alloc_pixels, | |
3024 | [#include "X11/xpm.h" | |
3025 | #ifndef XpmReturnAllocPixels | |
3026 | no_return_alloc_pixels | |
3027 | #endif | |
3028 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
3029 | ||
3030 | if test "${HAVE_XPM}" = "yes"; then | |
3031 | AC_MSG_RESULT(yes) | |
3032 | else | |
3033 | AC_MSG_RESULT(no) | |
3034 | fi | |
3035 | fi | |
3036 | fi | |
3037 | ||
3038 | if test "${HAVE_XPM}" = "yes"; then | |
20db1522 | 3039 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
067d23c9 | 3040 | LIBXPM=-lXpm |
a0e26ff0 PE |
3041 | elif test "$opsys,$LUCID_LIBW" = aix4-2,-lXaw; then |
3042 | dnl AIX -lXaw needs -lXpm linked too; see Bug#17598 Message#152. | |
3043 | LIBXPM=-lXpm | |
067d23c9 KY |
3044 | fi |
3045 | fi | |
0fda9b75 | 3046 | |
09e94df2 EZ |
3047 | ### FIXME: Perhaps regroup to minimize code duplication due to MinGW's |
3048 | ### slightly different requirements wrt image libraries (it doesn't | |
3049 | ### use -lXpm because it loads the xpm shared library dynamically at | |
3050 | ### run time). | |
fb0862b2 EZ |
3051 | if test "${opsys}" = "mingw32"; then |
3052 | if test "${with_xpm}" != "no"; then | |
1f8f81c8 | 3053 | AC_CHECK_HEADER(X11/xpm.h, HAVE_XPM=yes, HAVE_XPM=no, [ |
fb0862b2 | 3054 | #define FOR_MSW 1]) |
fb0862b2 EZ |
3055 | fi |
3056 | ||
3057 | if test "${HAVE_XPM}" = "yes"; then | |
3058 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) | |
3059 | fi | |
3060 | fi | |
3061 | ||
067d23c9 KY |
3062 | AC_SUBST(LIBXPM) |
3063 | ||
3064 | ### Use -ljpeg if available, unless `--with-jpeg=no'. | |
fb0862b2 | 3065 | ### mingw32 doesn't use -ljpeg, since it loads the library dynamically. |
067d23c9 KY |
3066 | HAVE_JPEG=no |
3067 | LIBJPEG= | |
fb0862b2 | 3068 | if test "${opsys}" = "mingw32"; then |
067d23c9 KY |
3069 | if test "${with_jpeg}" != "no"; then |
3070 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
fb0862b2 EZ |
3071 | dnl HAVE_STDLIB_H. |
3072 | AC_CHECK_HEADER(jerror.h, HAVE_JPEG=yes, HAVE_JPEG=no) | |
067d23c9 | 3073 | fi |
067d23c9 KY |
3074 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl |
3075 | if test "${HAVE_JPEG}" = "yes"; then | |
3076 | AC_DEFINE(HAVE_JPEG) | |
3077 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
3078 | [#include <jpeglib.h> | |
3079 | version=JPEG_LIB_VERSION | |
3080 | ], | |
3081 | [AC_DEFINE(HAVE_JPEG)], | |
3082 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
3083 | HAVE_JPEG=no]) | |
3084 | fi | |
fb0862b2 EZ |
3085 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then |
3086 | if test "${with_jpeg}" != "no"; then | |
3087 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
3088 | dnl HAVE_STDLIB_H. | |
3089 | AC_CHECK_HEADER(jerror.h, | |
3090 | [AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes)]) | |
3091 | fi | |
3092 | ||
3093 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl | |
3094 | if test "${HAVE_JPEG}" = "yes"; then | |
3095 | AC_DEFINE(HAVE_JPEG) | |
3096 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
3097 | [#include <jpeglib.h> | |
3098 | version=JPEG_LIB_VERSION | |
3099 | ], | |
3100 | [AC_DEFINE(HAVE_JPEG)], | |
3101 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
3102 | HAVE_JPEG=no]) | |
3103 | fi | |
067d23c9 KY |
3104 | if test "${HAVE_JPEG}" = "yes"; then |
3105 | LIBJPEG=-ljpeg | |
3106 | fi | |
3107 | fi | |
3108 | AC_SUBST(LIBJPEG) | |
3109 | ||
313546eb LMI |
3110 | HAVE_ZLIB=no |
3111 | LIBZ= | |
8d28d0ac | 3112 | if test "${with_zlib}" != "no"; then |
1d238bc7 PE |
3113 | OLIBS=$LIBS |
3114 | AC_SEARCH_LIBS([inflateEnd], [z], [HAVE_ZLIB=yes]) | |
3115 | LIBS=$OLIBS | |
3116 | case $ac_cv_search_inflateEnd in | |
3117 | -*) LIBZ=$ac_cv_search_inflateEnd ;; | |
3118 | esac | |
313546eb | 3119 | fi |
8d28d0ac PE |
3120 | if test "${HAVE_ZLIB}" = "yes"; then |
3121 | AC_DEFINE([HAVE_ZLIB], 1, [Define to 1 if you have the zlib library (-lz).]) | |
aa942e2b EZ |
3122 | ### mingw32 doesn't use -lz, since it loads the library dynamically. |
3123 | if test "${opsys}" = "mingw32"; then | |
3124 | LIBZ= | |
3125 | fi | |
8d28d0ac | 3126 | fi |
313546eb LMI |
3127 | AC_SUBST(LIBZ) |
3128 | ||
f8c2cef5 PE |
3129 | ### Use -lpng if available, unless `--with-png=no'. |
3130 | HAVE_PNG=no | |
3131 | LIBPNG= | |
3132 | PNG_CFLAGS= | |
440cef5f JD |
3133 | if test "${NS_IMPL_COCOA}" = yes; then |
3134 | : # Nothing to do | |
3135 | elif test "${with_png}" != no; then | |
f8c2cef5 PE |
3136 | # mingw32 loads the library dynamically. |
3137 | if test "$opsys" = mingw32; then | |
3138 | AC_CHECK_HEADER([png.h], [HAVE_PNG=yes]) | |
337ee6b3 | 3139 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then |
0d1b87f9 PE |
3140 | AC_MSG_CHECKING([for png]) |
3141 | png_cflags=`(libpng-config --cflags) 2>&AS_MESSAGE_LOG_FD` && | |
3142 | png_libs=`(libpng-config --libs) 2>&AS_MESSAGE_LOG_FD` || { | |
3143 | # libpng-config does not work; configure by hand. | |
3144 | # Debian unstable as of July 2003 has multiple libpngs, and puts png.h | |
3145 | # in /usr/include/libpng. | |
3146 | if test -r /usr/include/libpng/png.h && | |
3147 | test ! -r /usr/include/png.h; then | |
3148 | png_cflags=-I/usr/include/libpng | |
3149 | else | |
3150 | png_cflags= | |
3151 | fi | |
3152 | png_libs='-lpng' | |
3153 | } | |
3154 | SAVE_CFLAGS=$CFLAGS | |
3155 | SAVE_LIBS=$LIBS | |
3156 | CFLAGS="$CFLAGS $png_cflags" | |
3157 | LIBS="$png_libs -lz -lm $LIBS" | |
3158 | AC_LINK_IFELSE( | |
3159 | [AC_LANG_PROGRAM([[#include <png.h>]], | |
3160 | [[return !png_get_channels (0, 0);]])], | |
3161 | [HAVE_PNG=yes | |
3162 | PNG_CFLAGS=`AS_ECHO(["$png_cflags"]) | sed -e "$edit_cflags"` | |
3163 | LIBPNG=$png_libs | |
3164 | # $LIBPNG requires explicit -lz in some cases. | |
3165 | # We don't know what those cases are, exactly, so play it safe and | |
3166 | # append -lz to any nonempty $LIBPNG, unless we're already using LIBZ. | |
3167 | if test -n "$LIBPNG" && test -z "$LIBZ"; then | |
3168 | LIBPNG="$LIBPNG -lz" | |
3169 | fi]) | |
3170 | CFLAGS=$SAVE_CFLAGS | |
3171 | LIBS=$SAVE_LIBS | |
3172 | AC_MSG_RESULT([$HAVE_PNG]) | |
f8c2cef5 PE |
3173 | fi |
3174 | fi | |
3175 | if test $HAVE_PNG = yes; then | |
3176 | AC_DEFINE([HAVE_PNG], [1], [Define to 1 if you have the png library.]) | |
3177 | ||
3178 | SAVE_CFLAGS=$CFLAGS | |
3179 | CFLAGS="$CFLAGS $PNG_CFLAGS" | |
3180 | AC_CHECK_DECL([png_longjmp], | |
3181 | [], | |
3182 | [AC_DEFINE([PNG_DEPSTRUCT], [], | |
3183 | [Define to empty to suppress deprecation warnings when building | |
3184 | with --enable-gcc-warnings and with libpng versions before 1.5, | |
3185 | which lack png_longjmp.])], | |
3186 | [[#include <png.h> | |
3187 | ]]) | |
3188 | CFLAGS=$SAVE_CFLAGS | |
3189 | fi | |
3190 | AC_SUBST(LIBPNG) | |
3191 | AC_SUBST(PNG_CFLAGS) | |
313546eb | 3192 | |
067d23c9 | 3193 | ### Use -ltiff if available, unless `--with-tiff=no'. |
fb0862b2 | 3194 | ### mingw32 doesn't use -ltiff, since it loads the library dynamically. |
067d23c9 KY |
3195 | HAVE_TIFF=no |
3196 | LIBTIFF= | |
fb0862b2 EZ |
3197 | if test "${opsys}" = "mingw32"; then |
3198 | if test "${with_tiff}" != "no"; then | |
3199 | AC_CHECK_HEADER(tiffio.h, HAVE_TIFF=yes, HAVE_TIFF=no) | |
3200 | fi | |
3201 | if test "${HAVE_TIFF}" = "yes"; then | |
3202 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3203 | fi | |
3204 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then | |
067d23c9 KY |
3205 | if test "${with_tiff}" != "no"; then |
3206 | AC_CHECK_HEADER(tiffio.h, | |
3207 | [tifflibs="-lz -lm" | |
3208 | # At least one tiff package requires the jpeg library. | |
3209 | if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi | |
3210 | AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs)]) | |
3211 | fi | |
3212 | ||
3213 | if test "${HAVE_TIFF}" = "yes"; then | |
3214 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3215 | dnl FIXME -lz -lm, as per libpng? | |
3216 | LIBTIFF=-ltiff | |
3217 | fi | |
3218 | fi | |
3219 | AC_SUBST(LIBTIFF) | |
3220 | ||
3221 | ### Use -lgif or -lungif if available, unless `--with-gif=no'. | |
fb0862b2 | 3222 | ### mingw32 doesn't use -lgif/-lungif, since it loads the library dynamically. |
067d23c9 KY |
3223 | HAVE_GIF=no |
3224 | LIBGIF= | |
fb0862b2 EZ |
3225 | if test "${opsys}" = "mingw32"; then |
3226 | if test "${with_gif}" != "no"; then | |
3227 | AC_CHECK_HEADER(gif_lib.h, HAVE_GIF=yes, HAVE_GIF=no) | |
3228 | fi | |
3229 | if test "${HAVE_GIF}" = "yes"; then | |
3230 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3231 | fi | |
3232 | elif test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no" \ | |
0fda9b75 | 3233 | || test "${HAVE_W32}" = "yes"; then |
067d23c9 KY |
3234 | AC_CHECK_HEADER(gif_lib.h, |
3235 | # EGifPutExtensionLast only exists from version libungif-4.1.0b1. | |
f3606ef7 BF |
3236 | # Earlier versions can crash Emacs, but version 5.0 removes EGifPutExtensionLast. |
3237 | [AC_CHECK_LIB(gif, GifMakeMapObject, HAVE_GIF=yes, | |
3238 | [AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=maybe)])]) | |
067d23c9 KY |
3239 | |
3240 | if test "$HAVE_GIF" = yes; then | |
3241 | LIBGIF=-lgif | |
3242 | elif test "$HAVE_GIF" = maybe; then | |
3243 | # If gif_lib.h but no libgif, try libungif. | |
3244 | AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=no) | |
3245 | test "$HAVE_GIF" = yes && LIBGIF=-lungif | |
3246 | fi | |
3247 | ||
3248 | if test "${HAVE_GIF}" = "yes"; then | |
3249 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3250 | fi | |
3251 | fi | |
3252 | AC_SUBST(LIBGIF) | |
3253 | ||
139f5284 | 3254 | dnl Check for required libraries. |
067d23c9 KY |
3255 | if test "${HAVE_X11}" = "yes"; then |
3256 | MISSING="" | |
3257 | WITH_NO="" | |
3258 | test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" && | |
3259 | MISSING="libXpm" && WITH_NO="--with-xpm=no" | |
3260 | test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" && | |
3261 | MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no" | |
3262 | test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" && | |
3263 | MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no" | |
3264 | test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" && | |
3265 | MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no" | |
3266 | test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" && | |
3267 | MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no" | |
3268 | ||
3269 | if test "X${MISSING}" != X; then | |
139f5284 | 3270 | AC_MSG_ERROR([The following required libraries were not found: |
067d23c9 KY |
3271 | $MISSING |
3272 | Maybe some development libraries/packages are missing? | |
139f5284 | 3273 | If you don't want to link with them give |
067d23c9 | 3274 | $WITH_NO |
139f5284 | 3275 | as options to configure]) |
067d23c9 KY |
3276 | fi |
3277 | fi | |
3278 | ||
3279 | ### Use -lgpm if available, unless `--with-gpm=no'. | |
3280 | HAVE_GPM=no | |
3281 | LIBGPM= | |
067d23c9 KY |
3282 | if test "${with_gpm}" != "no"; then |
3283 | AC_CHECK_HEADER(gpm.h, | |
3284 | [AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes)]) | |
3285 | ||
3286 | if test "${HAVE_GPM}" = "yes"; then | |
3287 | AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).]) | |
3288 | LIBGPM=-lgpm | |
067d23c9 KY |
3289 | fi |
3290 | fi | |
3291 | AC_SUBST(LIBGPM) | |
3292 | ||
3293 | dnl Check for malloc/malloc.h on darwin | |
0e7a053e | 3294 | AC_CHECK_HEADERS_ONCE(malloc/malloc.h) |
067d23c9 | 3295 | |
2f097256 | 3296 | GNUSTEP_CFLAGS= |
067d23c9 KY |
3297 | ### Use NeXTstep API to implement GUI. |
3298 | if test "${HAVE_NS}" = "yes"; then | |
3299 | AC_DEFINE(HAVE_NS, 1, [Define to 1 if you are using the NeXTstep API, either GNUstep or Cocoa on Mac OS X.]) | |
3300 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
3301 | AC_DEFINE(NS_IMPL_COCOA, 1, [Define to 1 if you are using NS windowing under MacOS X.]) | |
067d23c9 KY |
3302 | fi |
3303 | if test "${NS_IMPL_GNUSTEP}" = "yes"; then | |
3304 | AC_DEFINE(NS_IMPL_GNUSTEP, 1, [Define to 1 if you are using NS windowing under GNUstep.]) | |
3305 | # See also .m.o rule in Makefile.in */ | |
3306 | # FIXME: are all these flags really needed? Document here why. */ | |
2f097256 | 3307 | GNUSTEP_CFLAGS="-D_REENTRANT -fPIC -fno-strict-aliasing -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" |
0cc87afb GM |
3308 | ## Extra CFLAGS applied to src/*.m files. |
3309 | GNU_OBJC_CFLAGS="$GNU_OBJC_CFLAGS -fgnu-runtime -Wno-import -fconstant-string-class=NSConstantString -DGNUSTEP_BASE_LIBRARY=1 -DGNU_GUI_LIBRARY=1 -DGNU_RUNTIME=1 -DGSWARN -DGSDIAGNOSE" | |
067d23c9 | 3310 | fi |
067d23c9 KY |
3311 | OTHER_FILES=ns-app |
3312 | fi | |
3313 | ||
067d23c9 KY |
3314 | ### Use session management (-lSM -lICE) if available |
3315 | HAVE_X_SM=no | |
3316 | LIBXSM= | |
3317 | if test "${HAVE_X11}" = "yes"; then | |
3318 | AC_CHECK_HEADER(X11/SM/SMlib.h, | |
3319 | [AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE)]) | |
3320 | ||
3321 | if test "${HAVE_X_SM}" = "yes"; then | |
3322 | AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).]) | |
3323 | LIBXSM="-lSM -lICE" | |
067d23c9 KY |
3324 | fi |
3325 | fi | |
3326 | AC_SUBST(LIBXSM) | |
3327 | ||
4e3f9230 YM |
3328 | ### Use XRandr (-lXrandr) if available |
3329 | HAVE_XRANDR=no | |
3330 | if test "${HAVE_X11}" = "yes"; then | |
3331 | XRANDR_REQUIRED=1.2.2 | |
3332 | XRANDR_MODULES="xrandr >= $XRANDR_REQUIRED" | |
2bafb7c4 | 3333 | EMACS_CHECK_MODULES([XRANDR], [$XRANDR_MODULES]) |
4e3f9230 YM |
3334 | if test $HAVE_XRANDR = no; then |
3335 | # Test old way in case pkg-config doesn't have it (older machines). | |
3336 | AC_CHECK_HEADER(X11/extensions/Xrandr.h, | |
2d8ac645 | 3337 | [AC_CHECK_LIB(Xrandr, XRRGetScreenResources, HAVE_XRANDR=yes)]) |
4e3f9230 YM |
3338 | if test $HAVE_XRANDR = yes; then |
3339 | XRANDR_LIBS=-lXrandr | |
4e3f9230 YM |
3340 | fi |
3341 | fi | |
3342 | if test $HAVE_XRANDR = yes; then | |
3343 | SAVE_CFLAGS="$CFLAGS" | |
3344 | SAVE_LIBS="$LIBS" | |
3345 | CFLAGS="$XRANDR_CFLAGS $CFLAGS" | |
3346 | LIBS="$XRANDR_LIBS $LIBS" | |
3347 | AC_CHECK_FUNCS(XRRGetOutputPrimary XRRGetScreenResourcesCurrent) | |
3348 | CFLAGS="$SAVE_CFLAGS" | |
3349 | LIBS="$SAVE_LIBS" | |
3350 | ||
3351 | AC_DEFINE(HAVE_XRANDR, 1, [Define to 1 if you have the XRandr extension.]) | |
3352 | fi | |
3353 | fi | |
b05e08a4 GM |
3354 | AC_SUBST(XRANDR_CFLAGS) |
3355 | AC_SUBST(XRANDR_LIBS) | |
4e3f9230 YM |
3356 | |
3357 | ### Use Xinerama (-lXinerama) if available | |
3358 | HAVE_XINERAMA=no | |
3359 | if test "${HAVE_X11}" = "yes"; then | |
3360 | XINERAMA_REQUIRED=1.0.2 | |
3361 | XINERAMA_MODULES="xinerama >= $XINERAMA_REQUIRED" | |
2bafb7c4 | 3362 | EMACS_CHECK_MODULES([XINERAMA], [$XINERAMA_MODULES]) |
4e3f9230 YM |
3363 | if test $HAVE_XINERAMA = no; then |
3364 | # Test old way in case pkg-config doesn't have it (older machines). | |
3365 | AC_CHECK_HEADER(X11/extensions/Xinerama.h, | |
3366 | [AC_CHECK_LIB(Xinerama, XineramaQueryExtension, HAVE_XINERAMA=yes)]) | |
3367 | if test $HAVE_XINERAMA = yes; then | |
3368 | XINERAMA_LIBS=-lXinerama | |
4e3f9230 YM |
3369 | fi |
3370 | fi | |
3371 | if test $HAVE_XINERAMA = yes; then | |
3372 | AC_DEFINE(HAVE_XINERAMA, 1, [Define to 1 if you have the Xinerama extension.]) | |
3373 | fi | |
3374 | fi | |
b05e08a4 GM |
3375 | AC_SUBST(XINERAMA_CFLAGS) |
3376 | AC_SUBST(XINERAMA_LIBS) | |
4e3f9230 | 3377 | |
d3e5c0ea DA |
3378 | ### Use Xfixes (-lXfixes) if available |
3379 | HAVE_XFIXES=no | |
3380 | if test "${HAVE_X11}" = "yes"; then | |
3381 | XFIXES_REQUIRED=4.0.0 | |
3382 | XFIXES_MODULES="xfixes >= $XFIXES_REQUIRED" | |
3383 | EMACS_CHECK_MODULES([XFIXES], [$XFIXES_MODULES]) | |
3384 | if test $HAVE_XFIXES = no; then | |
3385 | # Test old way in case pkg-config doesn't have it (older machines). | |
3386 | AC_CHECK_HEADER(X11/extensions/Xfixes.h, | |
3387 | [AC_CHECK_LIB(Xfixes, XFixesHideCursor, HAVE_XFIXES=yes)]) | |
3388 | if test $HAVE_XFIXES = yes; then | |
3389 | XFIXES_LIBS=-lXfixes | |
3390 | fi | |
3391 | fi | |
3392 | if test $HAVE_XFIXES = yes; then | |
3393 | AC_DEFINE(HAVE_XFIXES, 1, [Define to 1 if you have the Xfixes extension.]) | |
3394 | fi | |
3395 | fi | |
3396 | AC_SUBST(XFIXES_CFLAGS) | |
3397 | AC_SUBST(XFIXES_LIBS) | |
4e3f9230 | 3398 | |
067d23c9 | 3399 | ### Use libxml (-lxml2) if available |
fb0862b2 | 3400 | ### mingw32 doesn't use -lxml2, since it loads the library dynamically. |
04d51ad4 | 3401 | HAVE_LIBXML2=no |
067d23c9 KY |
3402 | if test "${with_xml2}" != "no"; then |
3403 | ### I'm not sure what the version number should be, so I just guessed. | |
2bafb7c4 | 3404 | EMACS_CHECK_MODULES([LIBXML2], [libxml-2.0 > 2.6.17]) |
6b4914d2 YM |
3405 | # Built-in libxml2 on OS X 10.8 lacks libxml-2.0.pc. |
3406 | if test "${HAVE_LIBXML2}" != "yes" -a "$opsys" = "darwin"; then | |
3407 | SAVE_CPPFLAGS="$CPPFLAGS" | |
b9c299ef | 3408 | CPPFLAGS="$CPPFLAGS -I$xcsdkdir/usr/include/libxml2" |
6b4914d2 YM |
3409 | AC_CHECK_HEADER(libxml/HTMLparser.h, |
3410 | [AC_CHECK_DECL(HTML_PARSE_RECOVER, HAVE_LIBXML2=yes, , | |
3411 | [#include <libxml/HTMLparser.h>])]) | |
3412 | CPPFLAGS="$SAVE_CPPFLAGS" | |
3413 | if test "${HAVE_LIBXML2}" = "yes"; then | |
7c8114cb | 3414 | LIBXML2_CFLAGS="-I'$xcsdkdir/usr/include/libxml2'" |
6b4914d2 | 3415 | LIBXML2_LIBS="-lxml2" |
6b4914d2 YM |
3416 | fi |
3417 | fi | |
067d23c9 | 3418 | if test "${HAVE_LIBXML2}" = "yes"; then |
fb0862b2 | 3419 | if test "${opsys}" != "mingw32"; then |
93ca4887 PE |
3420 | AC_CHECK_LIB(xml2, htmlReadMemory, HAVE_LIBXML2=yes, HAVE_LIBXML2=no |
3421 | [$LIBXML2_LIBS]) | |
a414bed5 EZ |
3422 | else |
3423 | LIBXML2_LIBS="" | |
fb0862b2 | 3424 | fi |
067d23c9 KY |
3425 | if test "${HAVE_LIBXML2}" = "yes"; then |
3426 | AC_DEFINE(HAVE_LIBXML2, 1, [Define to 1 if you have the libxml library (-lxml2).]) | |
3427 | else | |
3428 | LIBXML2_LIBS="" | |
3429 | LIBXML2_CFLAGS="" | |
3430 | fi | |
3431 | fi | |
3432 | fi | |
3433 | AC_SUBST(LIBXML2_LIBS) | |
3434 | AC_SUBST(LIBXML2_CFLAGS) | |
3435 | ||
3436 | # If netdb.h doesn't declare h_errno, we must declare it by hand. | |
9e821c83 | 3437 | # On MinGW, that is provided by nt/inc/sys/socket.h and w32.c. |
fb0862b2 EZ |
3438 | if test "${opsys}" = "mingw32"; then |
3439 | emacs_cv_netdb_declares_h_errno=yes | |
3440 | fi | |
067d23c9 KY |
3441 | AC_CACHE_CHECK(whether netdb declares h_errno, |
3442 | emacs_cv_netdb_declares_h_errno, | |
181855e6 GM |
3443 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], |
3444 | [[return h_errno;]])], | |
067d23c9 KY |
3445 | emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)]) |
3446 | if test $emacs_cv_netdb_declares_h_errno = yes; then | |
3447 | AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.]) | |
3448 | fi | |
3449 | ||
067d23c9 KY |
3450 | # Check for mail-locking functions in a "mail" library. Probably this should |
3451 | # have the same check as for liblockfile below. | |
3452 | AC_CHECK_LIB(mail, maillock, have_mail=yes, have_mail=no) | |
3453 | if test $have_mail = yes; then | |
3454 | LIBS_MAIL=-lmail | |
067d23c9 | 3455 | AC_DEFINE(HAVE_LIBMAIL, 1, [Define to 1 if you have the `mail' library (-lmail).]) |
93ca4887 PE |
3456 | |
3457 | OLD_LIBS=$LIBS | |
3458 | LIBS="$LIBS_MAIL $LIBS" | |
3459 | AC_CHECK_FUNCS(touchlock) | |
3460 | LIBS=$OLD_LIBS | |
067d23c9 KY |
3461 | else |
3462 | LIBS_MAIL= | |
3463 | fi | |
3464 | dnl Debian, at least: | |
3465 | AC_CHECK_LIB(lockfile, maillock, have_lockfile=yes, have_lockfile=no) | |
3466 | if test $have_lockfile = yes; then | |
3467 | LIBS_MAIL=-llockfile | |
067d23c9 KY |
3468 | AC_DEFINE(HAVE_LIBLOCKFILE, 1, [Define to 1 if you have the `lockfile' library (-llockfile).]) |
3469 | else | |
3470 | # If we have the shared liblockfile, assume we must use it for mail | |
3471 | # locking (e.g. Debian). If we couldn't link against liblockfile | |
3472 | # (no liblockfile.a installed), ensure that we don't need to. | |
3473 | dnl This works for files generally, not just executables. | |
3474 | dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf? | |
3475 | AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no, | |
3476 | /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH) | |
3477 | if test $ac_cv_prog_liblockfile = yes; then | |
3478 | AC_MSG_ERROR([Shared liblockfile found but can't link against it. | |
3479 | This probably means that movemail could lose mail. | |
3480 | There may be a `development' package to install containing liblockfile.]) | |
3481 | fi | |
3482 | fi | |
0e7a053e | 3483 | AC_CHECK_HEADERS_ONCE(maillock.h) |
067d23c9 KY |
3484 | AC_SUBST(LIBS_MAIL) |
3485 | ||
3486 | ## Define MAIL_USE_FLOCK (or LOCKF) if the mailer uses flock (or lockf) to | |
3487 | ## interlock access to the mail spool. The alternative is a lock file named | |
3488 | ## /usr/spool/mail/$USER.lock. | |
3489 | mail_lock=no | |
3490 | case "$opsys" in | |
3491 | aix4-2) mail_lock="lockf" ;; | |
3492 | ||
7e00831f | 3493 | gnu|freebsd|dragonfly|netbsd|openbsd|darwin|irix6-5) mail_lock="flock" ;; |
067d23c9 KY |
3494 | |
3495 | ## On GNU/Linux systems, both methods are used by various mail programs. | |
3496 | ## I assume most people are using newer mailers that have heard of flock. | |
3497 | ## Change this if you need to. | |
3498 | ## Debian contains a patch which says: ``On Debian/GNU/Linux systems, | |
3499 | ## configure gets the right answers, and that means *NOT* using flock. | |
3500 | ## Using flock is guaranteed to be the wrong thing. See Debian Policy | |
3501 | ## for details.'' and then uses `#ifdef DEBIAN'. Unfortunately the | |
3502 | ## Debian maintainer hasn't provided a clean fix for Emacs. | |
3503 | ## movemail.c will use `maillock' when MAILDIR, HAVE_LIBMAIL and | |
3504 | ## HAVE_MAILLOCK_H are defined, so the following appears to be the | |
3505 | ## correct logic. -- fx | |
3506 | ## We must check for HAVE_LIBLOCKFILE too, as movemail does. | |
3507 | ## liblockfile is a Free Software replacement for libmail, used on | |
3508 | ## Debian systems and elsewhere. -rfr. | |
3509 | gnu-*) | |
3510 | mail_lock="flock" | |
3511 | if test $have_mail = yes || test $have_lockfile = yes; then | |
3512 | test $ac_cv_header_maillock_h = yes && mail_lock=no | |
3513 | fi | |
3514 | ;; | |
64544985 EZ |
3515 | |
3516 | mingw32) | |
3517 | mail_lock="none-needed" ;; | |
067d23c9 KY |
3518 | esac |
3519 | ||
3520 | BLESSMAIL_TARGET= | |
3521 | case "$mail_lock" in | |
3522 | flock) AC_DEFINE(MAIL_USE_FLOCK, 1, [Define if the mailer uses flock to interlock the mail spool.]) ;; | |
3523 | ||
3524 | lockf) AC_DEFINE(MAIL_USE_LOCKF, 1, [Define if the mailer uses lockf to interlock the mail spool.]) ;; | |
3525 | ||
64544985 EZ |
3526 | none-needed) ;; |
3527 | ||
067d23c9 KY |
3528 | *) BLESSMAIL_TARGET="need-blessmail" ;; |
3529 | esac | |
3530 | AC_SUBST(BLESSMAIL_TARGET) | |
3531 | ||
93ca4887 | 3532 | OLD_LIBS=$LIBS |
acc16b66 | 3533 | LIBS="$LIB_PTHREAD $LIB_MATH $LIBS" |
9caab067 | 3534 | AC_CHECK_FUNCS(accept4 gethostname \ |
95ef7787 | 3535 | getrusage get_current_dir_name \ |
93ca4887 | 3536 | lrand48 random rint \ |
2ef26ceb | 3537 | select getpagesize setlocale \ |
57f8c490 | 3538 | getrlimit setrlimit shutdown getaddrinfo \ |
acc16b66 | 3539 | pthread_sigmask strsignal setitimer \ |
03043c1b | 3540 | sendto recvfrom getsockname getpeername getifaddrs freeifaddrs \ |
60fc70a8 | 3541 | gai_strerror sync \ |
316411f0 | 3542 | getpwent endpwent getgrent endgrent \ |
89561f72 | 3543 | cfmakeraw cfsetspeed copysign __executable_start log2) |
93ca4887 | 3544 | LIBS=$OLD_LIBS |
067d23c9 | 3545 | |
aea07e2c PE |
3546 | dnl No need to check for aligned_alloc and posix_memalign if using |
3547 | dnl gmalloc.o, as it supplies them. Don't use these functions on | |
3548 | dnl Darwin as they are incompatible with unexmacosx.c. | |
3549 | if test -z "$GMALLOC_OBJ" && test "$opsys" != darwin; then | |
3550 | AC_CHECK_FUNCS([aligned_alloc posix_memalign], [break]) | |
3551 | fi | |
3552 | ||
2018939f AS |
3553 | dnl Cannot use AC_CHECK_FUNCS |
3554 | AC_CACHE_CHECK([for __builtin_unwind_init], | |
3555 | emacs_cv_func___builtin_unwind_init, | |
3556 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_unwind_init ();])], | |
3557 | emacs_cv_func___builtin_unwind_init=yes, | |
3558 | emacs_cv_func___builtin_unwind_init=no)]) | |
3559 | if test $emacs_cv_func___builtin_unwind_init = yes; then | |
3560 | AC_DEFINE(HAVE___BUILTIN_UNWIND_INIT, 1, | |
3561 | [Define to 1 if you have the `__builtin_unwind_init' function.]) | |
3562 | fi | |
3563 | ||
0e7a053e | 3564 | AC_CHECK_HEADERS_ONCE(sys/un.h) |
067d23c9 | 3565 | |
067d23c9 KY |
3566 | AC_FUNC_FSEEKO |
3567 | ||
067d23c9 | 3568 | # UNIX98 PTYs. |
54e8a418 | 3569 | AC_CHECK_FUNCS(grantpt) |
067d23c9 KY |
3570 | |
3571 | # PTY-related GNU extensions. | |
1598ef28 | 3572 | AC_CHECK_FUNCS(getpt posix_openpt) |
067d23c9 KY |
3573 | |
3574 | # Check this now, so that we will NOT find the above functions in ncurses. | |
3575 | # That is because we have not set up to link ncurses in lib-src. | |
3576 | # It's better to believe a function is not available | |
3577 | # than to expect to find it in ncurses. | |
3578 | # Also we need tputs and friends to be able to build at all. | |
f20f95c6 PE |
3579 | AC_MSG_CHECKING([for library containing tputs]) |
3580 | # Run a test program that contains a call to tputs, a call that is | |
3581 | # never executed. This tests whether a pre-'main' dynamic linker | |
3582 | # works with the library. It's too much trouble to actually call | |
3583 | # tputs in the test program, due to portability hassles. When | |
3584 | # cross-compiling, assume the test program will run if it links. | |
3585 | AC_DEFUN([tputs_link_source], [ | |
3586 | AC_LANG_SOURCE( | |
3587 | [[extern void tputs (const char *, int, int (*)(int)); | |
3588 | int main (int argc, char **argv) | |
3589 | { | |
3590 | if (argc == 10000) | |
3591 | tputs (argv[0], 0, 0); | |
3592 | return 0; | |
3593 | }]]) | |
3594 | ]) | |
a414bed5 | 3595 | if test "${opsys}" = "mingw32"; then |
fb0862b2 EZ |
3596 | msg='none required' |
3597 | else | |
3598 | # Maybe curses should be tried earlier? | |
3599 | # See http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9736#35 | |
3600 | for tputs_library in '' tinfo ncurses terminfo termcap curses; do | |
3601 | OLIBS=$LIBS | |
3602 | if test -z "$tputs_library"; then | |
3603 | LIBS_TERMCAP= | |
3604 | msg='none required' | |
3605 | else | |
3606 | LIBS_TERMCAP=-l$tputs_library | |
3607 | msg=$LIBS_TERMCAP | |
3608 | LIBS="$LIBS_TERMCAP $LIBS" | |
3609 | fi | |
3610 | AC_RUN_IFELSE([tputs_link_source], [], [msg=no], | |
3611 | [AC_LINK_IFELSE([tputs_link_source], [], [msg=no])]) | |
3612 | LIBS=$OLIBS | |
3613 | if test "X$msg" != Xno; then | |
3614 | break | |
3615 | fi | |
3616 | done | |
3617 | fi | |
f20f95c6 PE |
3618 | AC_MSG_RESULT([$msg]) |
3619 | if test "X$msg" = Xno; then | |
fd8dea03 | 3620 | AC_MSG_ERROR([The required function `tputs' was not found in any library. |
a4a18b8b GM |
3621 | The following libraries were tried (in order): |
3622 | libtinfo, libncurses, libterminfo, libtermcap, libcurses | |
fd8dea03 GM |
3623 | Please try installing whichever of these libraries is most appropriate |
3624 | for your system, together with its header files. | |
3625 | For example, a libncurses-dev(el) or similar package.]) | |
067d23c9 | 3626 | fi |
067d23c9 | 3627 | |
262f06da GM |
3628 | ## Use termcap instead of terminfo? |
3629 | ## Only true for: freebsd < 40000, ms-w32, msdos, netbsd < 599002500. | |
3630 | TERMINFO=yes | |
a4a18b8b GM |
3631 | ## FIXME? In the cases below where we unconditionally set |
3632 | ## LIBS_TERMCAP="-lncurses", this overrides LIBS_TERMCAP = -ltinfo, | |
3633 | ## if that was found above to have tputs. | |
3634 | ## Should we use the gnu* logic everywhere? | |
067d23c9 | 3635 | case "$opsys" in |
067d23c9 KY |
3636 | ## darwin: Prevents crashes when running Emacs in Terminal.app under 10.2. |
3637 | ## The ncurses library has been moved out of the System framework in | |
3638 | ## Mac OS X 10.2. So if configure detects it, set the command-line | |
3639 | ## option to use it. | |
a4a18b8b GM |
3640 | darwin) LIBS_TERMCAP="-lncurses" ;; |
3641 | ||
01319a4e | 3642 | gnu*) test -z "$LIBS_TERMCAP" && LIBS_TERMCAP="-lncurses" ;; |
067d23c9 KY |
3643 | |
3644 | freebsd) | |
3645 | AC_MSG_CHECKING([whether FreeBSD is new enough to use terminfo]) | |
3646 | AC_CACHE_VAL(emacs_cv_freebsd_terminfo, | |
181855e6 GM |
3647 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <osreldate.h>]], |
3648 | [[#if __FreeBSD_version < 400000 | |
067d23c9 KY |
3649 | fail; |
3650 | #endif | |
181855e6 | 3651 | ]])], emacs_cv_freebsd_terminfo=yes, emacs_cv_freebsd_terminfo=no)]) |
067d23c9 KY |
3652 | |
3653 | AC_MSG_RESULT($emacs_cv_freebsd_terminfo) | |
3654 | ||
3655 | if test $emacs_cv_freebsd_terminfo = yes; then | |
067d23c9 KY |
3656 | LIBS_TERMCAP="-lncurses" |
3657 | else | |
262f06da | 3658 | TERMINFO=no |
067d23c9 KY |
3659 | LIBS_TERMCAP="-ltermcap" |
3660 | fi | |
3661 | ;; | |
3662 | ||
fb0862b2 EZ |
3663 | mingw32) |
3664 | TERMINFO=no | |
3665 | LIBS_TERMCAP= | |
3666 | ;; | |
3667 | ||
067d23c9 | 3668 | netbsd) |
01319a4e | 3669 | if test "x$LIBS_TERMCAP" != "x-lterminfo"; then |
262f06da | 3670 | TERMINFO=no |
067d23c9 KY |
3671 | LIBS_TERMCAP="-ltermcap" |
3672 | fi | |
3673 | ;; | |
3674 | ||
7e00831f | 3675 | openbsd | dragonfly) LIBS_TERMCAP="-lncurses" ;; |
067d23c9 | 3676 | |
067d23c9 KY |
3677 | ## hpux: Make sure we get select from libc rather than from libcurses |
3678 | ## because libcurses on HPUX 10.10 has a broken version of select. | |
3679 | ## We used to use -lc -lcurses, but this may be cleaner. | |
e3da5b19 GM |
3680 | ## FIXME? But TERMINFO = yes on hpux (it used to be explicitly |
3681 | # set that way, now it uses the default). Isn't this a contradiction? | |
067d23c9 KY |
3682 | hpux*) LIBS_TERMCAP="-ltermcap" ;; |
3683 | ||
067d23c9 KY |
3684 | esac |
3685 | ||
3686 | TERMCAP_OBJ=tparam.o | |
3687 | if test $TERMINFO = yes; then | |
3688 | AC_DEFINE(TERMINFO, 1, [Define to 1 if you use terminfo instead of termcap.]) | |
067d23c9 KY |
3689 | TERMCAP_OBJ=terminfo.o |
3690 | fi | |
a29c3e6d PE |
3691 | if test "X$LIBS_TERMCAP" = "X-lncurses"; then |
3692 | AC_DEFINE(USE_NCURSES, 1, [Define to 1 if you use ncurses.]) | |
3693 | fi | |
067d23c9 KY |
3694 | AC_SUBST(LIBS_TERMCAP) |
3695 | AC_SUBST(TERMCAP_OBJ) | |
3696 | ||
3697 | ||
3698 | # Do we have res_init, for detecting changes in /etc/resolv.conf? | |
4516fbef GM |
3699 | # On Darwin, res_init appears not to be useful: see bug#562 and |
3700 | # http://lists.gnu.org/archive/html/emacs-devel/2007-11/msg01467.html | |
067d23c9 | 3701 | resolv=no |
4516fbef GM |
3702 | |
3703 | if test $opsys != darwin; then | |
3704 | ||
3705 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3706 | #include <arpa/nameser.h> |
181855e6 GM |
3707 | #include <resolv.h>]], |
3708 | [[return res_init();]])], | |
067d23c9 | 3709 | have_res_init=yes, have_res_init=no) |
4516fbef GM |
3710 | if test "$have_res_init" = no; then |
3711 | OLIBS="$LIBS" | |
3712 | LIBS="$LIBS -lresolv" | |
3713 | AC_MSG_CHECKING(for res_init with -lresolv) | |
3714 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3715 | #include <arpa/nameser.h> |
181855e6 | 3716 | #include <resolv.h>]], |
4516fbef GM |
3717 | [[return res_init();]])], |
3718 | have_res_init=yes, have_res_init=no) | |
3719 | AC_MSG_RESULT($have_res_init) | |
3720 | if test "$have_res_init" = yes ; then | |
3721 | resolv=yes | |
3722 | fi | |
3723 | LIBS="$OLIBS" | |
067d23c9 | 3724 | fi |
067d23c9 | 3725 | |
4516fbef GM |
3726 | if test "$have_res_init" = yes; then |
3727 | AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.]) | |
3728 | fi | |
3729 | fi dnl !darwin | |
067d23c9 KY |
3730 | |
3731 | # Do we need the Hesiod library to provide the support routines? | |
4516fbef | 3732 | dnl FIXME? Should we be skipping this on Darwin too? |
067d23c9 KY |
3733 | LIBHESIOD= |
3734 | if test "$with_hesiod" != no ; then | |
3735 | # Don't set $LIBS here -- see comments above. FIXME which comments? | |
3736 | AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, , | |
3737 | [AC_CHECK_LIB(resolv, res_send, resolv=yes, | |
3738 | [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])]) | |
3739 | if test "$resolv" = yes ; then | |
3740 | RESOLVLIB=-lresolv | |
3741 | else | |
3742 | RESOLVLIB= | |
3743 | fi | |
3744 | AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost, | |
3745 | hesiod=yes, :, $RESOLVLIB)]) | |
3746 | ||
3747 | if test x"$hesiod" = xyes; then | |
067d23c9 KY |
3748 | LIBHESIOD=-lhesiod |
3749 | fi | |
3750 | fi | |
3751 | AC_SUBST(LIBHESIOD) | |
3752 | ||
3753 | # Do we need libresolv (due to res_init or Hesiod)? | |
4516fbef | 3754 | if test "$resolv" = yes && test $opsys != darwin; then |
067d23c9 KY |
3755 | LIBRESOLV=-lresolv |
3756 | else | |
3757 | LIBRESOLV= | |
3758 | fi | |
3759 | AC_SUBST(LIBRESOLV) | |
3760 | ||
3761 | # These tell us which Kerberos-related libraries to use. | |
3762 | COM_ERRLIB= | |
3763 | CRYPTOLIB= | |
3764 | KRB5LIB= | |
3765 | DESLIB= | |
3766 | KRB4LIB= | |
3767 | ||
3768 | if test "${with_kerberos}" != no; then | |
93ca4887 | 3769 | OLD_LIBS=$LIBS |
067d23c9 KY |
3770 | AC_CHECK_LIB(com_err, com_err, have_com_err=yes, have_com_err=no) |
3771 | if test $have_com_err = yes; then | |
3772 | COM_ERRLIB=-lcom_err | |
3773 | LIBS="$COM_ERRLIB $LIBS" | |
067d23c9 KY |
3774 | fi |
3775 | AC_CHECK_LIB(crypto, mit_des_cbc_encrypt, have_crypto=yes, have_crypto=no) | |
3776 | if test $have_crypto = yes; then | |
3777 | CRYPTOLIB=-lcrypto | |
3778 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3779 | fi |
3780 | AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt, have_k5crypto=yes, have_k5crypto=no) | |
3781 | if test $have_k5crypto = yes; then | |
3782 | CRYPTOLIB=-lk5crypto | |
3783 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3784 | fi |
3785 | AC_CHECK_LIB(krb5, krb5_init_context, have_krb5=yes, have_krb5=no) | |
3786 | if test $have_krb5=yes; then | |
3787 | KRB5LIB=-lkrb5 | |
3788 | LIBS="$KRB5LIB $LIBS" | |
067d23c9 KY |
3789 | fi |
3790 | dnl FIXME Simplify. Does not match 22 logic, thanks to default_off? | |
3791 | if test "${with_kerberos5}" = no; then | |
3792 | AC_CHECK_LIB(des425, des_cbc_encrypt, have_des425=yes, have_des425=no ) | |
3793 | if test $have_des425 = yes; then | |
3794 | DESLIB=-ldes425 | |
3795 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3796 | else |
3797 | AC_CHECK_LIB(des, des_cbc_encrypt, have_des=yes, have_des=no) | |
3798 | if test $have_des = yes; then | |
3799 | DESLIB=-ldes | |
3800 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3801 | fi |
3802 | fi | |
3803 | AC_CHECK_LIB(krb4, krb_get_cred, have_krb4=yes, have_krb4=no) | |
3804 | if test $have_krb4 = yes; then | |
3805 | KRB4LIB=-lkrb4 | |
3806 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3807 | else |
3808 | AC_CHECK_LIB(krb, krb_get_cred, have_krb=yes, have_krb=no) | |
3809 | if test $have_krb = yes; then | |
3810 | KRB4LIB=-lkrb | |
3811 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3812 | fi |
3813 | fi | |
3814 | fi | |
3815 | ||
3816 | if test "${with_kerberos5}" != no; then | |
3817 | AC_CHECK_HEADERS(krb5.h, | |
3818 | [AC_CHECK_MEMBERS([krb5_error.text, krb5_error.e_text],,, | |
3819 | [#include <krb5.h>])]) | |
3820 | else | |
067d23c9 KY |
3821 | AC_CHECK_HEADERS(krb.h,, |
3822 | [AC_CHECK_HEADERS(kerberosIV/krb.h,, | |
3823 | [AC_CHECK_HEADERS(kerberos/krb.h)])]) | |
3824 | fi | |
3825 | AC_CHECK_HEADERS(com_err.h) | |
93ca4887 | 3826 | LIBS=$OLD_LIBS |
067d23c9 KY |
3827 | fi |
3828 | ||
3829 | AC_SUBST(COM_ERRLIB) | |
3830 | AC_SUBST(CRYPTOLIB) | |
3831 | AC_SUBST(KRB5LIB) | |
3832 | AC_SUBST(DESLIB) | |
3833 | AC_SUBST(KRB4LIB) | |
3834 | ||
a84683fd DC |
3835 | AC_CHECK_HEADERS(valgrind/valgrind.h) |
3836 | ||
554fef51 | 3837 | AC_CHECK_FUNCS_ONCE(tzset) |
067d23c9 KY |
3838 | AC_MSG_CHECKING(whether localtime caches TZ) |
3839 | AC_CACHE_VAL(emacs_cv_localtime_cache, | |
3840 | [if test x$ac_cv_func_tzset = xyes; then | |
181855e6 | 3841 | AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h> |
067d23c9 KY |
3842 | char TZ_GMT0[] = "TZ=GMT0"; |
3843 | char TZ_PST8[] = "TZ=PST8"; | |
3844 | main() | |
3845 | { | |
3846 | time_t now = time ((time_t *) 0); | |
3847 | int hour_GMT0, hour_unset; | |
3848 | if (putenv (TZ_GMT0) != 0) | |
3849 | exit (1); | |
3850 | hour_GMT0 = localtime (&now)->tm_hour; | |
3851 | unsetenv("TZ"); | |
3852 | hour_unset = localtime (&now)->tm_hour; | |
3853 | if (putenv (TZ_PST8) != 0) | |
3854 | exit (1); | |
3855 | if (localtime (&now)->tm_hour == hour_GMT0) | |
3856 | exit (1); | |
3857 | unsetenv("TZ"); | |
3858 | if (localtime (&now)->tm_hour != hour_unset) | |
3859 | exit (1); | |
3860 | exit (0); | |
181855e6 | 3861 | }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes, |
067d23c9 KY |
3862 | [# If we have tzset, assume the worst when cross-compiling. |
3863 | emacs_cv_localtime_cache=yes]) | |
3864 | else | |
3865 | # If we lack tzset, report that localtime does not cache TZ, | |
3866 | # since we can't invalidate the cache if we don't have tzset. | |
3867 | emacs_cv_localtime_cache=no | |
3868 | fi])dnl | |
3869 | AC_MSG_RESULT($emacs_cv_localtime_cache) | |
3870 | if test $emacs_cv_localtime_cache = yes; then | |
3871 | AC_DEFINE(LOCALTIME_CACHE, 1, | |
3872 | [Define to 1 if localtime caches TZ.]) | |
3873 | fi | |
3874 | ||
067d23c9 KY |
3875 | ok_so_far=yes |
3876 | AC_CHECK_FUNC(socket, , ok_so_far=no) | |
3877 | if test $ok_so_far = yes; then | |
3878 | AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no) | |
3879 | fi | |
3880 | if test $ok_so_far = yes; then | |
3881 | AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no) | |
3882 | fi | |
3883 | if test $ok_so_far = yes; then | |
3884 | dnl Fixme: Not used. Should this be HAVE_SOCKETS? | |
3885 | AC_DEFINE(HAVE_INET_SOCKETS, 1, | |
3886 | [Define to 1 if you have inet sockets.]) | |
3887 | fi | |
3888 | ||
067d23c9 KY |
3889 | AC_FUNC_FORK |
3890 | ||
54e8a418 | 3891 | AC_CHECK_FUNCS(snprintf) |
55e5faa1 | 3892 | |
04d84d16 PE |
3893 | dnl Check for glib. This differs from other library checks in that |
3894 | dnl Emacs need not link to glib unless some other library is already | |
3895 | dnl linking to glib. Although glib provides no facilities that Emacs | |
3896 | dnl needs for its own purposes, when glib is present Emacs needs to | |
3897 | dnl use primitives like g_main_context_query to avoid clashing with | |
3898 | dnl glib at a low level. | |
3899 | dnl | |
2123570f | 3900 | dnl Check this late, since it depends on $GTK_CFLAGS etc. |
55a87246 | 3901 | XGSELOBJ= |
dfdce7dc DC |
3902 | OLDCFLAGS="$CFLAGS" |
3903 | OLDLIBS="$LIBS" | |
2123570f PE |
3904 | CFLAGS="$CFLAGS $GTK_CFLAGS $RSVG_CFLAGS $DBUS_CFLAGS $SETTINGS_CFLAGS" |
3905 | LIBS="$LIBS $GTK_LIBS $RSVG_LIBS $DBUS_LIBS $SETTINGS_LIBS" | |
dfdce7dc DC |
3906 | CFLAGS="$CFLAGS $GFILENOTIFY_CFLAGS" |
3907 | LIBS="$LIBS $GFILENOTIFY_LIBS" | |
55a87246 JD |
3908 | AC_MSG_CHECKING([whether GLib is linked in]) |
3909 | AC_LINK_IFELSE([AC_LANG_PROGRAM( | |
3910 | [[#include <glib.h> | |
3911 | ]], | |
3912 | [[g_print ("Hello world");]])], | |
3913 | [links_glib=yes], | |
3914 | [links_glib=no]) | |
3915 | AC_MSG_RESULT([$links_glib]) | |
3916 | if test "${links_glib}" = "yes"; then | |
3917 | AC_DEFINE(HAVE_GLIB, 1, [Define to 1 if GLib is linked in.]) | |
b33f93ee JD |
3918 | if test "$HAVE_NS" = no;then |
3919 | XGSELOBJ=xgselect.o | |
3920 | fi | |
55a87246 | 3921 | fi |
dfdce7dc DC |
3922 | CFLAGS="$OLDCFLAGS" |
3923 | LIBS="$OLDLIBS" | |
55a87246 JD |
3924 | AC_SUBST(XGSELOBJ) |
3925 | ||
067d23c9 KY |
3926 | dnl Adapted from Haible's version. |
3927 | AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset, | |
181855e6 GM |
3928 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]], |
3929 | [[char* cs = nl_langinfo(CODESET);]])], | |
067d23c9 KY |
3930 | emacs_cv_langinfo_codeset=yes, |
3931 | emacs_cv_langinfo_codeset=no) | |
3932 | ]) | |
3933 | if test $emacs_cv_langinfo_codeset = yes; then | |
3934 | AC_DEFINE(HAVE_LANGINFO_CODESET, 1, | |
3935 | [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) | |
3936 | fi | |
3937 | ||
067d23c9 KY |
3938 | AC_TYPE_MBSTATE_T |
3939 | ||
067d23c9 | 3940 | AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr, |
181855e6 | 3941 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[void fred (int x[__restrict]);]], [[]])], |
067d23c9 KY |
3942 | emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)]) |
3943 | if test "$emacs_cv_c_restrict_arr" = yes; then | |
3944 | AC_DEFINE(__restrict_arr, __restrict, | |
3945 | [Define to compiler's equivalent of C99 restrict keyword in array | |
3946 | declarations. Define as empty for no equivalent.]) | |
3947 | fi | |
3948 | ||
3949 | dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear | |
3950 | dnl how the tty code is related to POSIX and/or other versions of termios. | |
3951 | dnl The following looks like a useful start. | |
3952 | dnl | |
3953 | dnl AC_SYS_POSIX_TERMIOS | |
3954 | dnl if test $ac_cv_sys_posix_termios = yes; then | |
3955 | dnl AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions | |
3956 | dnl and macros for terminal control.]) | |
3957 | dnl AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.]) | |
3958 | dnl fi | |
3959 | ||
8d8e2dfe | 3960 | dnl Turned on June 1996 supposing nobody will mind it. |
cb11bd95 EZ |
3961 | dnl MinGW emulates passwd database, so this feature doesn't make sense there. |
3962 | if test "${opsys}" != "mingw32"; then | |
3963 | AC_DEFINE(AMPERSAND_FULL_NAME, 1, [Define to use the convention that & | |
3964 | in the full name stands for the login id.]) | |
3965 | fi | |
8d8e2dfe | 3966 | |
ee1cf5cf GM |
3967 | dnl Everybody supports this, except MS. |
3968 | dnl Seems like the kind of thing we should be testing for, though. | |
3969 | ## Note: PTYs are broken on darwin <6. Use at your own risk. | |
fb0862b2 EZ |
3970 | if test "${opsys}" != "mingw32"; then |
3971 | AC_DEFINE(HAVE_PTYS, 1, [Define if the system supports pty devices.]) | |
3972 | fi | |
ee1cf5cf GM |
3973 | |
3974 | dnl Everybody supports this, except MS-DOS. | |
3975 | dnl Seems like the kind of thing we should be testing for, though. | |
3976 | dnl Compare with HAVE_INET_SOCKETS (which is unused...) above. | |
3977 | AC_DEFINE(HAVE_SOCKETS, 1, [Define if the system supports | |
3978 | 4.2-compatible sockets.]) | |
3979 | ||
ca35a5f7 GM |
3980 | AH_TEMPLATE(INTERNAL_TERMINAL, [This is substituted when $TERM is "internal".]) |
3981 | ||
d4d22399 EZ |
3982 | AH_TEMPLATE(NULL_DEVICE, [Name of the file to open to get |
3983 | a null file, or a data sink.]) | |
fb0862b2 | 3984 | if test "${opsys}" = "mingw32"; then |
d4d22399 | 3985 | AC_DEFINE(NULL_DEVICE, ["NUL:"]) |
fb0862b2 | 3986 | else |
d4d22399 | 3987 | AC_DEFINE(NULL_DEVICE, ["/dev/null"]) |
fb0862b2 | 3988 | fi |
b2c7a106 | 3989 | |
fb0862b2 | 3990 | if test "${opsys}" = "mingw32"; then |
0845be75 | 3991 | SEPCHAR=';' |
fb0862b2 | 3992 | else |
0845be75 | 3993 | SEPCHAR=':' |
fb0862b2 | 3994 | fi |
0845be75 GM |
3995 | AC_DEFINE_UNQUOTED(SEPCHAR, ['$SEPCHAR'], [Character that separates PATH elements.]) |
3996 | dnl This is for MinGW, and is used in test/automated/Makefile.in. | |
3997 | dnl The MSYS Bash has heuristics for replacing ':' with ';' when it | |
3998 | dnl decides that a command-line argument to be passed to a MinGW program | |
3999 | dnl is a PATH-style list of directories. But that heuristics plays it | |
4000 | dnl safe, and only does the replacement when it is _absolutely_ sure it | |
f224e500 | 4001 | dnl sees a colon-separated list of file names; e.g. ":." is left alone, |
0845be75 GM |
4002 | dnl which breaks in-tree builds. So we do this manually instead. |
4003 | dnl Note that we cannot rely on PATH_SEPARATOR, as that one will always | |
4004 | dnl be computed as ':' in MSYS Bash. | |
4005 | AC_SUBST(SEPCHAR) | |
b2c7a106 | 4006 | |
8d8e2dfe GM |
4007 | dnl Everybody supports this, except MS-DOS. |
4008 | AC_DEFINE(subprocesses, 1, [Define to enable asynchronous subprocesses.]) | |
4009 | ||
b2c7a106 GM |
4010 | AC_DEFINE(USER_FULL_NAME, [pw->pw_gecos], [How to get a user's full name.]) |
4011 | ||
ee1cf5cf | 4012 | |
9374581a GM |
4013 | AC_DEFINE(DIRECTORY_SEP, ['/'], |
4014 | [Character that separates directories in a file name.]) | |
4015 | ||
fb0862b2 | 4016 | if test "${opsys}" = "mingw32"; then |
57f8c490 | 4017 | AC_DEFINE(IS_DEVICE_SEP(_c_), [((_c_) == ':')], |
fb0862b2 | 4018 | [Returns true if character is a device separator.]) |
5c0c0e8a | 4019 | |
fb0862b2 EZ |
4020 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == '/' || (_c_) == '\\')], |
4021 | [Returns true if character is a directory separator.]) | |
5c0c0e8a | 4022 | |
fb0862b2 EZ |
4023 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP(_c_))], |
4024 | [Returns true if character is any form of separator.]) | |
4025 | else | |
fb0862b2 EZ |
4026 | AC_DEFINE(IS_DEVICE_SEP(_c_), 0, |
4027 | [Returns true if character is a device separator.]) | |
5c0c0e8a | 4028 | |
fb0862b2 EZ |
4029 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == DIRECTORY_SEP)], |
4030 | [Returns true if character is a directory separator.]) | |
4031 | ||
4032 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_))], | |
4033 | [Returns true if character is any form of separator.]) | |
4034 | fi | |
5c0c0e8a | 4035 | |
ba9e4b84 GM |
4036 | AH_TEMPLATE(NO_EDITRES, [Define if XEditRes should not be used.]) |
4037 | ||
4038 | case $opsys in | |
4039 | aix4-2) | |
4040 | dnl Unfortunately without libXmu we cannot support EditRes. | |
93ca4887 | 4041 | if test "x$ac_cv_search_XmuConvertStandardSelection" = xno; then |
5dad233c | 4042 | AC_DEFINE(NO_EDITRES, 1) |
ba9e4b84 GM |
4043 | fi |
4044 | ;; | |
4045 | ||
4046 | hpux*) | |
4047 | dnl Assar Westerlund <assar@sics.se> says this is necessary for | |
4048 | dnl HP-UX 10.20, and that it works for HP-UX 0 as well. | |
4049 | AC_DEFINE(NO_EDITRES, 1) | |
4050 | ;; | |
4051 | esac | |
4052 | ||
4053 | ||
45fa9c0f | 4054 | case $opsys in |
739ae010 GM |
4055 | irix6-5 | sol2* | unixware ) |
4056 | dnl Some SVr4s don't define NSIG in sys/signal.h for ANSI environments; | |
4057 | dnl instead, there's a system variable _sys_nsig. Unfortunately, we | |
4058 | dnl need the constant to dimension an array. So wire in the appropriate | |
4059 | dnl value here. | |
4060 | AC_DEFINE(NSIG_MINIMUM, 32, [Minimum value of NSIG.]) | |
4061 | ;; | |
45fa9c0f GM |
4062 | esac |
4063 | ||
4a4bbad2 | 4064 | emacs_broken_SIGIO=no |
ea0bbd17 | 4065 | |
45fa9c0f | 4066 | case $opsys in |
ea0bbd17 GM |
4067 | dnl SIGIO exists, but the feature doesn't work in the way Emacs needs. |
4068 | dnl See eg <http://article.gmane.org/gmane.os.openbsd.ports/46831>. | |
b4f581f0 | 4069 | hpux* | irix6-5 | openbsd | sol2* | unixware ) |
4a4bbad2 | 4070 | emacs_broken_SIGIO=yes |
c5564388 GM |
4071 | ;; |
4072 | ||
ea0bbd17 | 4073 | aix4-2) |
42bd1719 GM |
4074 | dnl On AIX Emacs uses the gmalloc.c malloc implementation. But given |
4075 | dnl the way this system works, libc functions that return malloced | |
4076 | dnl memory use the libc malloc implementation. Calling xfree or | |
4077 | dnl xrealloc on the results of such functions results in a crash. | |
4078 | dnl | |
4079 | dnl One solution for this could be to define SYSTEM_MALLOC in configure, | |
4080 | dnl but that does not currently work on this system. | |
4081 | dnl | |
4082 | dnl It is possible to completely override the malloc implementation on | |
4083 | dnl AIX, but that involves putting the malloc functions in a shared | |
4084 | dnl library and setting the MALLOCTYPE environment variable to point to | |
4085 | dnl that shared library. | |
4086 | dnl | |
4087 | dnl Emacs currently calls xrealloc on the results of get_current_dir name, | |
4088 | dnl to avoid a crash just use the Emacs implementation for that function. | |
4089 | dnl | |
4090 | dnl FIXME We could change the AC_CHECK_FUNCS call near the start | |
4091 | dnl of this file, so that we do not check for get_current_dir_name | |
4092 | dnl on AIX. But that might be fragile if something else ends | |
4093 | dnl up testing for get_current_dir_name as a dependency. | |
4094 | AC_DEFINE(BROKEN_GET_CURRENT_DIR_NAME, 1, [Define if | |
4095 | get_current_dir_name should not be used.]) | |
4096 | ;; | |
4097 | ||
4098 | freebsd) | |
4099 | dnl Circumvent a bug in FreeBSD. In the following sequence of | |
4100 | dnl writes/reads on a PTY, read(2) returns bogus data: | |
4101 | dnl | |
4102 | dnl write(2) 1022 bytes | |
4103 | dnl write(2) 954 bytes, get EAGAIN | |
4104 | dnl read(2) 1024 bytes in process_read_output | |
4105 | dnl read(2) 11 bytes in process_read_output | |
4106 | dnl | |
4107 | dnl That is, read(2) returns more bytes than have ever been written | |
4108 | dnl successfully. The 1033 bytes read are the 1022 bytes written | |
4109 | dnl successfully after processing (for example with CRs added if the | |
4110 | dnl terminal is set up that way which it is here). The same bytes will | |
4111 | dnl be seen again in a later read(2), without the CRs. | |
4112 | AC_DEFINE(BROKEN_PTY_READ_AFTER_EAGAIN, 1, [Define on FreeBSD to | |
4113 | work around an issue when reading from a PTY.]) | |
ea0bbd17 | 4114 | ;; |
45fa9c0f GM |
4115 | esac |
4116 | ||
b4492cba GM |
4117 | case $opsys in |
4118 | gnu-* | sol2-10 ) | |
4119 | dnl FIXME Can't we test if this exists (eg /proc/$$)? | |
4120 | AC_DEFINE(HAVE_PROCFS, 1, [Define if you have the /proc filesystem.]) | |
4121 | ;; | |
4122 | esac | |
4123 | ||
9d596af3 | 4124 | case $opsys in |
7e00831f | 4125 | darwin | dragonfly | freebsd | netbsd | openbsd ) |
9d596af3 GM |
4126 | AC_DEFINE(DONT_REOPEN_PTY, 1, [Define if process.c does not need to |
4127 | close a pty to make it a controlling terminal (it is already a | |
4128 | controlling terminal of the subprocess, because we did ioctl TIOCSCTTY).]) | |
4129 | ;; | |
4130 | esac | |
4131 | ||
20e94fdd GM |
4132 | dnl FIXME Surely we can test for this rather than hard-code it. |
4133 | case $opsys in | |
4134 | netbsd | openbsd) sound_device="/dev/audio" ;; | |
4135 | *) sound_device="/dev/dsp" ;; | |
4136 | esac | |
4137 | ||
4138 | dnl Used in sound.c | |
4139 | AC_DEFINE_UNQUOTED(DEFAULT_SOUND_DEVICE, "$sound_device", | |
4140 | [Name of the default sound device.]) | |
4141 | ||
09f4e3b0 | 4142 | |
c43fb4c3 GM |
4143 | dnl Emacs can read input using SIGIO and buffering characters itself, |
4144 | dnl or using CBREAK mode and making C-g cause SIGINT. | |
4145 | dnl The choice is controlled by the variable interrupt_input. | |
4146 | dnl | |
4147 | dnl Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO) | |
4148 | dnl | |
4a4bbad2 | 4149 | dnl Emacs uses the presence of the USABLE_SIGIO macro |
c43fb4c3 GM |
4150 | dnl to indicate whether or not signal-driven I/O is possible. It uses |
4151 | dnl INTERRUPT_INPUT to decide whether to use it by default. | |
4152 | dnl | |
4153 | dnl SIGIO can be used only on systems that implement it (4.2 and 4.3). | |
4154 | dnl CBREAK mode has two disadvantages | |
4155 | dnl 1) At least in 4.2, it is impossible to handle the Meta key properly. | |
4156 | dnl I hear that in system V this problem does not exist. | |
4157 | dnl 2) Control-G causes output to be discarded. | |
4158 | dnl I do not know whether this can be fixed in system V. | |
4159 | dnl | |
4160 | dnl Another method of doing input is planned but not implemented. | |
4161 | dnl It would have Emacs fork off a separate process | |
4162 | dnl to read the input and send it to the true Emacs process | |
4163 | dnl through a pipe. | |
4164 | case $opsys in | |
4165 | darwin | gnu-linux | gnu-kfreebsd ) | |
4166 | AC_DEFINE(INTERRUPT_INPUT, 1, [Define to read input using SIGIO.]) | |
4167 | ;; | |
4168 | esac | |
4169 | ||
4170 | ||
308aab79 GM |
4171 | dnl If the system's imake configuration file defines `NeedWidePrototypes' |
4172 | dnl as `NO', we must define NARROWPROTO manually. Such a define is | |
4173 | dnl generated in the Makefile generated by `xmkmf'. If we don't define | |
4174 | dnl NARROWPROTO, we will see the wrong function prototypes for X functions | |
4175 | dnl taking float or double parameters. | |
4176 | case $opsys in | |
4177 | cygwin|gnu|gnu-linux|gnu-kfreebsd|irix6-5|freebsd|netbsd|openbsd) | |
4178 | AC_DEFINE(NARROWPROTO, 1, [Define if system's imake configuration | |
4179 | file defines `NeedWidePrototypes' as `NO'.]) | |
4180 | ;; | |
4181 | esac | |
4182 | ||
4183 | ||
6e777848 GM |
4184 | dnl Used in process.c, this must be a loop, even if it only runs once. |
4185 | dnl (Except on SGI; see below. Take that, clarity and consistency!) | |
4186 | AH_TEMPLATE(PTY_ITERATION, [How to iterate over PTYs.]) | |
4187 | dnl Only used if !PTY_ITERATION. Iterate from FIRST_PTY_LETTER to z, | |
4188 | dnl trying suffixes 0-16. | |
4189 | AH_TEMPLATE(FIRST_PTY_LETTER, [Letter to use in finding device name of | |
4190 | first PTY, if PTYs are supported.]) | |
0ab7b23a | 4191 | AH_TEMPLATE(PTY_OPEN, [How to open a PTY, if non-standard.]) |
3f922c37 GM |
4192 | AH_TEMPLATE(PTY_NAME_SPRINTF, [How to get the device name of the control |
4193 | end of a PTY, if non-standard.]) | |
4194 | AH_TEMPLATE(PTY_TTY_NAME_SPRINTF, [How to get device name of the tty | |
4195 | end of a PTY, if non-standard.]) | |
6e777848 GM |
4196 | |
4197 | case $opsys in | |
4198 | aix4-2 ) | |
ef834897 | 4199 | AC_DEFINE(PTY_ITERATION, [int c; for (c = 0; !c ; c++)]) |
3f922c37 GM |
4200 | dnl You allocate a pty by opening /dev/ptc to get the master side. |
4201 | dnl To get the name of the slave side, you just ttyname() the master side. | |
ef834897 GM |
4202 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");]) |
4203 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));]) | |
6e777848 GM |
4204 | ;; |
4205 | ||
4206 | cygwin ) | |
ef834897 | 4207 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
0ab7b23a | 4208 | dnl multi-line AC_DEFINEs are hard. :( |
96c06863 | 4209 | AC_DEFINE(PTY_OPEN, [ do { int dummy; sigset_t blocked, procmask; sigemptyset (&blocked); sigaddset (&blocked, SIGCHLD); pthread_sigmask (SIG_BLOCK, &blocked, &procmask); if (-1 == openpty (&fd, &dummy, pty_name, 0, 0)) fd = -1; pthread_sigmask (SIG_SETMASK, &procmask, 0); if (fd >= 0) emacs_close (dummy); } while (false)]) |
ef834897 GM |
4210 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4211 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4212 | ;; |
4213 | ||
1598ef28 | 4214 | dnl FIXME? Maybe use same as freebsd - see bug#12040. |
6e777848 | 4215 | darwin ) |
ef834897 | 4216 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
6e777848 GM |
4217 | dnl Not used, because PTY_ITERATION is defined. |
4218 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
0ab7b23a GM |
4219 | dnl Note that openpty may fork via grantpt on Mac OS X 10.4/Darwin 8. |
4220 | dnl But we don't have to block SIGCHLD because it is blocked in the | |
4221 | dnl implementation of grantpt. | |
96c06863 | 4222 | AC_DEFINE(PTY_OPEN, [ do { int slave; if (openpty (&fd, &slave, pty_name, NULL, NULL) == -1) fd = -1; else emacs_close (slave); } while (false)]) |
ef834897 GM |
4223 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4224 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4225 | ;; |
4226 | ||
1598ef28 | 4227 | gnu | openbsd ) |
6e777848 GM |
4228 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) |
4229 | ;; | |
4230 | ||
7e00831f | 4231 | gnu-linux | gnu-kfreebsd | dragonfly | freebsd | netbsd ) |
6e777848 GM |
4232 | dnl if HAVE_GRANTPT |
4233 | if test "x$ac_cv_func_grantpt" = xyes; then | |
3e91a053 | 4234 | AC_DEFINE(UNIX98_PTYS, 1, [Define if the system has Unix98 PTYs.]) |
ef834897 | 4235 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
3f922c37 GM |
4236 | dnl Note that grantpt and unlockpt may fork. We must block SIGCHLD |
4237 | dnl to prevent sigchld_handler from intercepting the child's death. | |
6496aec9 | 4238 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [{ char *ptyname = 0; sigset_t blocked; sigemptyset (&blocked); sigaddset (&blocked, SIGCHLD); pthread_sigmask (SIG_BLOCK, &blocked, 0); if (grantpt (fd) != -1 && unlockpt (fd) != -1) ptyname = ptsname(fd); pthread_sigmask (SIG_UNBLOCK, &blocked, 0); if (!ptyname) { emacs_close (fd); return -1; } snprintf (pty_name, PTY_NAME_SIZE, "%s", ptyname); }]) |
1598ef28 JB |
4239 | dnl if HAVE_POSIX_OPENPT |
4240 | if test "x$ac_cv_func_posix_openpt" = xyes; then | |
96c06863 | 4241 | AC_DEFINE(PTY_OPEN, [do { fd = posix_openpt (O_RDWR | O_CLOEXEC | O_NOCTTY); if (fd < 0 && errno == EINVAL) fd = posix_openpt (O_RDWR | O_NOCTTY); } while (false)]) |
a09710e9 | 4242 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
0ab7b23a | 4243 | dnl if HAVE_GETPT |
1598ef28 | 4244 | elif test "x$ac_cv_func_getpt" = xyes; then |
0ab7b23a | 4245 | AC_DEFINE(PTY_OPEN, [fd = getpt ()]) |
ef834897 | 4246 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4247 | else |
ef834897 | 4248 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
0ab7b23a | 4249 | fi |
6e777848 GM |
4250 | else |
4251 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
4252 | fi | |
4253 | ;; | |
4254 | ||
3f922c37 GM |
4255 | hpux*) |
4256 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
ef834897 GM |
4257 | AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);]) |
4258 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);]) | |
3f922c37 GM |
4259 | ;; |
4260 | ||
6e777848 GM |
4261 | irix6-5 ) |
4262 | dnl It looks like this cannot be right, because it is not a loop. | |
4263 | dnl However, process.c actually does this: | |
4264 | dnl # ifndef __sgi | |
4265 | dnl continue; | |
4266 | dnl # else | |
4267 | dnl return -1; | |
4268 | dnl # endif | |
4269 | dnl which presumably makes it OK, since irix == sgi (?). | |
4270 | dnl FIXME it seems like this special treatment is unnecessary? | |
4271 | dnl Why can't irix use a single-trip loop like eg cygwin? | |
4272 | AC_DEFINE(PTY_ITERATION, []) | |
4273 | dnl Not used, because PTY_ITERATION is defined. | |
4274 | AC_DEFINE(FIRST_PTY_LETTER, ['q']) | |
d983a10b | 4275 | AC_DEFINE(PTY_OPEN, [ { struct sigaction ocstat, cstat; struct stat stb; char * name; sigemptyset(&cstat.sa_mask); cstat.sa_handler = SIG_DFL; cstat.sa_flags = 0; sigaction(SIGCHLD, &cstat, &ocstat); name = _getpty (&fd, O_RDWR | O_NDELAY, 0600, 0); sigaction(SIGCHLD, &ocstat, (struct sigaction *)0); if (name == 0) return -1; if (fd < 0) return -1; if (fstat (fd, &stb) < 0) return -1; strcpy (pty_name, name); }]) |
5dad233c | 4276 | dnl No need to get the pty name at all. |
ef834897 | 4277 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4278 | dnl No need to use sprintf to get the tty name--we get that from _getpty. |
ef834897 | 4279 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) |
6e777848 GM |
4280 | ;; |
4281 | ||
3f922c37 | 4282 | sol2* ) |
3f922c37 GM |
4283 | dnl On SysVr4, grantpt(3) forks a subprocess, so keep sigchld_handler() |
4284 | dnl from intercepting that death. If any child but grantpt's should die | |
4285 | dnl within, it should be caught after sigrelse(2). | |
6496aec9 | 4286 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [{ char *ptsname (int), *ptyname; int grantpt_result; sigset_t blocked; sigemptyset (&blocked); sigaddset (&blocked, SIGCHLD); pthread_sigmask (SIG_BLOCK, &blocked, 0); grantpt_result = grantpt (fd); pthread_sigmask (SIG_UNBLOCK, &blocked, 0); if (grantpt_result == -1 || unlockpt (fd) == -1 || !(ptyname = ptsname (fd))) { emacs_close (fd); return -1; } snprintf (pty_name, PTY_NAME_SIZE, "%s", ptyname); }]) |
3f922c37 GM |
4287 | ;; |
4288 | ||
3f922c37 | 4289 | unixware ) |
33d63ff4 | 4290 | dnl Comments are as per sol2*. |
6496aec9 | 4291 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [{ char *ptsname (int), *ptyname; int grantpt_result; sigset_t blocked; sigemptyset (&blocked); sigaddset (&blocked, SIGCHLD); pthread_sigmask (SIG_BLOCK, &blocked, 0); grantpt_result = grantpt (fd); pthread_sigmask (SIG_UNBLOCK, &blocked, 0); if (grantpt_result == -1) fatal("could not grant slave pty"); if (unlockpt(fd) == -1) fatal("could not unlock slave pty"); if (!(ptyname = ptsname(fd))) fatal ("could not enable slave pty"); snprintf (pty_name, PTY_NAME_SIZE, "%s", ptyname); }]) |
33d63ff4 GM |
4292 | ;; |
4293 | esac | |
4294 | ||
4295 | ||
4296 | case $opsys in | |
4297 | sol2* | unixware ) | |
4298 | dnl This change means that we don't loop through allocate_pty too | |
4299 | dnl many times in the (rare) event of a failure. | |
3f922c37 | 4300 | AC_DEFINE(FIRST_PTY_LETTER, ['z']) |
ef834897 | 4301 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
33d63ff4 GM |
4302 | dnl Push various streams modules onto a PTY channel. Used in process.c. |
4303 | AC_DEFINE(SETUP_SLAVE_PTY, [if (ioctl (xforkin, I_PUSH, "ptem") == -1) fatal ("ioctl I_PUSH ptem"); if (ioctl (xforkin, I_PUSH, "ldterm") == -1) fatal ("ioctl I_PUSH ldterm"); if (ioctl (xforkin, I_PUSH, "ttcompat") == -1) fatal ("ioctl I_PUSH ttcompat");], [How to set up a slave PTY, if needed.]) | |
6e777848 GM |
4304 | ;; |
4305 | esac | |
4306 | ||
4307 | ||
09f4e3b0 GM |
4308 | AH_TEMPLATE(SIGNALS_VIA_CHARACTERS, [Make process_send_signal work by |
4309 | "typing" a signal character on the pty.]) | |
4310 | ||
4311 | case $opsys in | |
4312 | dnl Perry Smith <pedz@ddivt1.austin.ibm.com> says this is correct for AIX. | |
4313 | dnl thomas@mathematik.uni-bremen.de says this is needed for IRIX. | |
7e00831f | 4314 | aix4-2 | cygwin | gnu | irix6-5 | dragonfly | freebsd | netbsd | openbsd | darwin ) |
09f4e3b0 GM |
4315 | AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) |
4316 | ;; | |
4317 | ||
5dad233c | 4318 | dnl 21 Jun 06: Eric Hanchrow <offby1@blarg.net> says this works. |
09f4e3b0 GM |
4319 | dnl FIXME Does gnu-kfreebsd have linux/version.h? It seems unlikely... |
4320 | gnu-linux | gnu-kfreebsd ) | |
4321 | ||
4322 | AC_MSG_CHECKING([for signals via characters]) | |
4323 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4324 | #include <linux/version.h> | |
4325 | #if LINUX_VERSION_CODE < 0x20400 | |
4326 | # error "Linux version too old" | |
4327 | #endif | |
4328 | ]], [[]])], emacs_signals_via_chars=yes, emacs_signals_via_chars=no) | |
4329 | ||
4330 | AC_MSG_RESULT([$emacs_signals_via_chars]) | |
4331 | test $emacs_signals_via_chars = yes && AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) | |
4332 | ;; | |
4333 | esac | |
4334 | ||
4335 | ||
7ccad002 GM |
4336 | AH_TEMPLATE(TAB3, [Undocumented.]) |
4337 | ||
b4492cba | 4338 | case $opsys in |
7ccad002 | 4339 | darwin) AC_DEFINE(TAB3, OXTABS) ;; |
8a07a8c6 | 4340 | |
7e00831f | 4341 | gnu | dragonfly | freebsd | netbsd | openbsd ) |
ef834897 | 4342 | AC_DEFINE(TABDLY, OXTABS, [Undocumented.]) |
7ccad002 GM |
4343 | AC_DEFINE(TAB3, OXTABS) |
4344 | ;; | |
1cce6920 | 4345 | |
dbee5793 | 4346 | gnu-linux | gnu-kfreebsd ) |
5b633342 GM |
4347 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ |
4348 | #ifndef __ia64__ | |
4349 | # error "not ia64" | |
4350 | #endif | |
4351 | ]], [[]])], AC_DEFINE(GC_MARK_SECONDARY_STACK(), | |
96c06863 | 4352 | [do { extern void *__libc_ia64_register_backing_store_base; __builtin_ia64_flushrs (); mark_memory (__libc_ia64_register_backing_store_base, __builtin_ia64_bsp ());} while (false)], |
5b633342 | 4353 | [Mark a secondary stack, like the register stack on the ia64.]), []) |
dbee5793 GM |
4354 | ;; |
4355 | ||
7ccad002 GM |
4356 | hpux*) |
4357 | AC_DEFINE(RUN_TIME_REMAP, 1, [Define if emacs.c needs to call | |
4358 | run_time_remap; for HPUX.]) | |
4359 | ;; | |
4360 | esac | |
4361 | ||
4362 | ||
444b01bb | 4363 | dnl This won't be used automatically yet. We also need to know, at least, |
5b3f250f GM |
4364 | dnl that the stack is continuous. |
4365 | AH_TEMPLATE(GC_SETJMP_WORKS, [Define if setjmp is known to save all | |
4366 | registers relevant for conservative garbage collection in the jmp_buf.]) | |
4367 | ||
5b3f250f GM |
4368 | |
4369 | case $opsys in | |
5b3f250f GM |
4370 | dnl Not all the architectures are tested, but there are Debian packages |
4371 | dnl for SCM and/or Guile on them, so the technique must work. See also | |
4372 | dnl comments in alloc.c concerning setjmp and gcc. | |
4373 | dnl Fixme: it's probably safe to just use the GCC conditional below. | |
4374 | gnu-linux | gnu-kfreebsd ) | |
4375 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4376 | #if defined __i386__ || defined __sparc__ || defined __mc68000__ \ | |
4377 | || defined __alpha__ || defined __mips__ || defined __s390__ \ | |
4378 | || defined __arm__ || defined __powerpc__ || defined __amd64__ \ | |
4379 | || defined __ia64__ || defined __sh__ | |
4380 | /* ok */ | |
4381 | #else | |
4382 | # error "setjmp not known to work on this arch" | |
4383 | #endif | |
444b01bb | 4384 | ]], [[]])], AC_DEFINE(GC_SETJMP_WORKS, 1)) |
5b3f250f GM |
4385 | ;; |
4386 | esac | |
4387 | ||
4388 | ||
4389 | if test x$GCC = xyes; then | |
4390 | dnl GC_SETJMP_WORKS is nearly always appropriate for GCC. | |
4391 | AC_DEFINE(GC_SETJMP_WORKS, 1) | |
4392 | else | |
4393 | case $opsys in | |
4394 | dnl irix: Tested on Irix 6.5. SCM worked on earlier versions. | |
1915d8d6 | 4395 | aix* | dragonfly | freebsd | netbsd | openbsd | irix6-5 | sol2* ) |
5b3f250f GM |
4396 | AC_DEFINE(GC_SETJMP_WORKS, 1) |
4397 | ;; | |
4398 | esac | |
4399 | fi dnl GCC? | |
4400 | ||
9e821c83 | 4401 | dnl In a weird quirk, MS runtime uses _setjmp and longjmp. |
7b6c362e PE |
4402 | AC_CACHE_CHECK([for _setjmp], [emacs_cv_func__setjmp], |
4403 | [AC_LINK_IFELSE( | |
4404 | [AC_LANG_PROGRAM( | |
4405 | [[#include <setjmp.h> | |
9e821c83 EZ |
4406 | #ifdef __MINGW32__ |
4407 | # define _longjmp longjmp | |
4408 | #endif | |
7b6c362e PE |
4409 | ]], |
4410 | [[jmp_buf j; | |
4411 | if (! _setjmp (j)) | |
4412 | _longjmp (j, 1);]])], | |
4413 | [emacs_cv_func__setjmp=yes], | |
4414 | [emacs_cv_func__setjmp=no])]) | |
0328b6de PE |
4415 | if test $emacs_cv_func__setjmp = yes; then |
4416 | AC_DEFINE([HAVE__SETJMP], 1, [Define to 1 if _setjmp and _longjmp work.]) | |
4417 | else | |
4418 | AC_CACHE_CHECK([for sigsetjmp], [emacs_cv_func_sigsetjmp], | |
4419 | [AC_LINK_IFELSE( | |
4420 | [AC_LANG_PROGRAM( | |
4421 | [[#include <setjmp.h> | |
4422 | ]], | |
4423 | [[sigjmp_buf j; | |
4424 | if (! sigsetjmp (j, 1)) | |
4425 | siglongjmp (j, 1);]])], | |
4426 | [emacs_cv_func_sigsetjmp=yes], | |
4427 | [emacs_cv_func_sigsetjmp=no])]) | |
4428 | if test $emacs_cv_func_sigsetjmp = yes; then | |
4429 | AC_DEFINE([HAVE_SIGSETJMP], 1, | |
4430 | [Define to 1 if sigsetjmp and siglongjmp work. | |
4431 | The value of this symbol is irrelevant if HAVE__SETJMP is defined.]) | |
4432 | fi | |
7b6c362e | 4433 | fi |
b65e7c46 | 4434 | |
0a763bd1 GM |
4435 | case $opsys in |
4436 | sol2* | unixware ) | |
b65e7c46 GM |
4437 | dnl TIOCGPGRP is broken in SysVr4, so we can't send signals to PTY |
4438 | dnl subprocesses the usual way. But TIOCSIGNAL does work for PTYs, | |
4439 | dnl and this is all we need. | |
4440 | AC_DEFINE(TIOCSIGSEND, TIOCSIGNAL, [Some platforms redefine this.]) | |
0a763bd1 GM |
4441 | ;; |
4442 | esac | |
4443 | ||
5b3f250f | 4444 | |
7ccad002 GM |
4445 | case $opsys in |
4446 | hpux* | sol2* ) | |
32bac6d6 | 4447 | dnl Used in xfaces.c. |
7ccad002 GM |
4448 | AC_DEFINE(XOS_NEEDS_TIME_H, 1, [Compensate for a bug in Xos.h on |
4449 | some systems, where it requires time.h.]) | |
4450 | ;; | |
4451 | esac | |
4452 | ||
4453 | ||
983188fd GM |
4454 | dnl Define symbols to identify the version of Unix this is. |
4455 | dnl Define all the symbols that apply correctly. | |
ae21c275 GM |
4456 | AH_TEMPLATE(DOS_NT, [Define if the system is MS DOS or MS Windows.]) |
4457 | AH_TEMPLATE(MSDOS, [Define if the system is MS DOS.]) | |
983188fd | 4458 | AH_TEMPLATE(USG, [Define if the system is compatible with System III.]) |
268e2432 | 4459 | AH_TEMPLATE(USG5_4, [Define if the system is compatible with System V Release 4.]) |
983188fd GM |
4460 | |
4461 | case $opsys in | |
4462 | aix4-2) | |
4463 | AC_DEFINE(USG, []) | |
983188fd GM |
4464 | dnl This symbol should be defined on AIX Version 3 ??????? |
4465 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4466 | #ifndef _AIX | |
4467 | # error "_AIX not defined" | |
4468 | #endif | |
4469 | ]], [[]])], [], AC_DEFINE(_AIX, [], [Define if the system is AIX.])) | |
4470 | ;; | |
4471 | ||
4472 | cygwin) | |
4473 | AC_DEFINE(CYGWIN, 1, [Define if the system is Cygwin.]) | |
4474 | ;; | |
4475 | ||
4476 | darwin) | |
47d7532e PE |
4477 | dnl Not __APPLE__, as this may not be defined on non-OSX Darwin. |
4478 | dnl Not DARWIN, because Panther and lower CoreFoundation.h use DARWIN to | |
983188fd GM |
4479 | dnl distinguish OS X from pure Darwin. |
4480 | AC_DEFINE(DARWIN_OS, [], [Define if the system is Darwin.]) | |
4481 | ;; | |
4482 | ||
983188fd GM |
4483 | gnu-linux | gnu-kfreebsd ) |
4484 | AC_DEFINE(USG, []) | |
4485 | AC_DEFINE(GNU_LINUX, [], [Define if ths system is compatible with GNU/Linux.]) | |
4486 | ;; | |
4487 | ||
4488 | hpux*) | |
4489 | AC_DEFINE(USG, []) | |
983188fd GM |
4490 | AC_DEFINE(HPUX, [], [Define if the system is HPUX.]) |
4491 | ;; | |
4492 | ||
4493 | irix6-5) | |
4494 | AC_DEFINE(USG, []) | |
268e2432 | 4495 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4496 | AC_DEFINE(IRIX6_5, [], [Define if the system is IRIX.]) |
4497 | ;; | |
4498 | ||
fb0862b2 EZ |
4499 | mingw32) |
4500 | AC_DEFINE(DOS_NT, []) | |
4501 | AC_DEFINE(WINDOWSNT, 1, [Define if compiling for native MS Windows.]) | |
095bf253 EZ |
4502 | if test "x$ac_enable_checking" != "x" ; then |
4503 | AC_DEFINE(EMACSDEBUG, 1, [Define to 1 to enable w32 debug facilities.]) | |
4504 | fi | |
fb0862b2 EZ |
4505 | ;; |
4506 | ||
983188fd GM |
4507 | sol2*) |
4508 | AC_DEFINE(USG, []) | |
268e2432 | 4509 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4510 | AC_DEFINE(SOLARIS2, [], [Define if the system is Solaris.]) |
4511 | ;; | |
4512 | ||
4513 | unixware) | |
4514 | AC_DEFINE(USG, []) | |
268e2432 | 4515 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4516 | ;; |
4517 | esac | |
4518 | ||
4a4bbad2 PE |
4519 | AC_CACHE_CHECK([for usable FIONREAD], [emacs_cv_usable_FIONREAD], |
4520 | [case $opsys in | |
4521 | aix4-2) | |
4522 | dnl BUILD 9008 - FIONREAD problem still exists in X-Windows. | |
4523 | emacs_cv_usable_FIONREAD=no | |
4524 | ;; | |
4525 | ||
fb0862b2 EZ |
4526 | mingw32) |
4527 | emacs_cv_usable_FIONREAD=yes | |
4528 | ;; | |
4529 | ||
4a4bbad2 PE |
4530 | *) |
4531 | AC_COMPILE_IFELSE( | |
4532 | [AC_LANG_PROGRAM([[#include <sys/types.h> | |
4533 | #include <sys/ioctl.h> | |
4534 | #ifdef USG5_4 | |
4535 | # include <sys/filio.h> | |
4536 | #endif | |
4537 | ]], | |
4538 | [[int foo = ioctl (0, FIONREAD, &foo);]])], | |
4539 | [emacs_cv_usable_FIONREAD=yes], | |
4540 | [emacs_cv_usable_FIONREAD=no]) | |
4541 | ;; | |
4542 | esac]) | |
4543 | if test $emacs_cv_usable_FIONREAD = yes; then | |
4544 | AC_DEFINE([USABLE_FIONREAD], [1], [Define to 1 if FIONREAD is usable.]) | |
4545 | ||
4546 | if test $emacs_broken_SIGIO = no; then | |
4547 | AC_CACHE_CHECK([for usable SIGIO], [emacs_cv_usable_SIGIO], | |
4548 | [AC_COMPILE_IFELSE( | |
4549 | [AC_LANG_PROGRAM([[#include <fcntl.h> | |
4550 | #include <signal.h> | |
4551 | ]], | |
4552 | [[int foo = SIGIO | F_SETFL | FASYNC;]])], | |
4553 | [emacs_cv_usable_SIGIO=yes], | |
4554 | [emacs_cv_usable_SIGIO=no])], | |
4555 | [emacs_cv_usable_SIGIO=yes], | |
4556 | [emacs_cv_usable_SIGIO=no]) | |
4557 | if test $emacs_cv_usable_SIGIO = yes; then | |
4558 | AC_DEFINE([USABLE_SIGIO], [1], [Define to 1 if SIGIO is usable.]) | |
4559 | fi | |
4560 | fi | |
4561 | fi | |
4562 | ||
983188fd | 4563 | |
7ccad002 | 4564 | case $opsys in |
0fe73012 KB |
4565 | dnl Emacs supplies its own malloc, but glib calls posix_memalign, |
4566 | dnl and on Cygwin prior to version 1.7.24 that becomes the | |
4567 | dnl Cygwin-supplied posix_memalign. As malloc is not the Cygwin | |
4568 | dnl malloc, the Cygwin posix_memalign always returns ENOSYS. A | |
4569 | dnl workaround is to set G_SLICE=always-malloc. This is no longer | |
4570 | dnl needed starting with cygwin-1.7.24, and it is no longer | |
4571 | dnl effective starting with glib-2.36. */ | |
42bd1719 GM |
4572 | cygwin) |
4573 | AC_DEFINE(G_SLICE_ALWAYS_MALLOC, 1, [Define to set the | |
0fe73012 | 4574 | G_SLICE environment variable to "always-malloc" at startup.]) |
42bd1719 GM |
4575 | ;; |
4576 | ||
7ccad002 | 4577 | hpux11) |
7ccad002 GM |
4578 | dnl It works to open the pty's tty in the parent (Emacs), then |
4579 | dnl close and reopen it in the child. | |
4580 | AC_DEFINE(USG_SUBTTY_WORKS, 1, [Define for USG systems where it | |
4581 | works to open a pty's tty in the parent process, then close and | |
4582 | reopen it in the child.]) | |
7ccad002 GM |
4583 | ;; |
4584 | ||
4585 | irix6-5) | |
4586 | AC_DEFINE(PREFER_VSUSP, 1, [Define if process_send_signal should | |
4587 | use VSUSP instead of VSWTCH.]) | |
7ccad002 GM |
4588 | ;; |
4589 | ||
7ccad002 GM |
4590 | sol2-10) |
4591 | AC_DEFINE(_STRUCTURED_PROC, 1, [Needed for system_process_attributes | |
4592 | on Solaris.]) | |
7ccad002 | 4593 | ;; |
0d369729 GM |
4594 | esac |
4595 | ||
067d23c9 KY |
4596 | # Set up the CFLAGS for real compilation, so we can substitute it. |
4597 | CFLAGS="$REAL_CFLAGS" | |
4598 | CPPFLAGS="$REAL_CPPFLAGS" | |
93ca4887 | 4599 | LIBS="$REAL_LIBS" |
067d23c9 KY |
4600 | |
4601 | ## Hack to detect a buggy GCC version. | |
4602 | if test "x$GCC" = xyes \ | |
4603 | && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \ | |
4604 | && test x"`echo $CFLAGS | grep '\-O@<:@23@:>@'`" != x \ | |
4605 | && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then | |
4606 | AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.]) | |
4607 | fi | |
4608 | ||
16fab143 | 4609 | version=$PACKAGE_VERSION |
067d23c9 | 4610 | |
6bc383b1 | 4611 | copyright="Copyright (C) 2014 Free Software Foundation, Inc." |
78f83752 GM |
4612 | AC_DEFINE_UNQUOTED(COPYRIGHT, ["$copyright"], |
4613 | [Short copyright string for this version of Emacs.]) | |
4614 | AC_SUBST(copyright) | |
4615 | ||
067d23c9 KY |
4616 | ### Specify what sort of things we'll be editing into Makefile and config.h. |
4617 | ### Use configuration here uncanonicalized to avoid exceeding size limits. | |
4618 | AC_SUBST(version) | |
4619 | AC_SUBST(configuration) | |
4620 | ## Unused? | |
4621 | AC_SUBST(canonical) | |
4622 | AC_SUBST(srcdir) | |
4623 | AC_SUBST(prefix) | |
4624 | AC_SUBST(exec_prefix) | |
4625 | AC_SUBST(bindir) | |
4626 | AC_SUBST(datadir) | |
4627 | AC_SUBST(sharedstatedir) | |
4628 | AC_SUBST(libexecdir) | |
4629 | AC_SUBST(mandir) | |
4630 | AC_SUBST(infodir) | |
4631 | AC_SUBST(lispdir) | |
ca26824c | 4632 | AC_SUBST(standardlisppath) |
067d23c9 KY |
4633 | AC_SUBST(locallisppath) |
4634 | AC_SUBST(lisppath) | |
4635 | AC_SUBST(x_default_search_path) | |
4636 | AC_SUBST(etcdir) | |
4637 | AC_SUBST(archlibdir) | |
8496d8d7 | 4638 | AC_SUBST(etcdocdir) |
067d23c9 KY |
4639 | AC_SUBST(bitmapdir) |
4640 | AC_SUBST(gamedir) | |
4641 | AC_SUBST(gameuser) | |
4642 | ## FIXME? Nothing uses @LD_SWITCH_X_SITE@. | |
4643 | ## src/Makefile.in did add LD_SWITCH_X_SITE (as a cpp define) to the | |
4644 | ## end of LIBX_BASE, but nothing ever set it. | |
4645 | AC_SUBST(LD_SWITCH_X_SITE) | |
4646 | AC_SUBST(C_SWITCH_X_SITE) | |
2f097256 | 4647 | AC_SUBST(GNUSTEP_CFLAGS) |
067d23c9 KY |
4648 | AC_SUBST(CFLAGS) |
4649 | ## Used in lwlib/Makefile.in. | |
4650 | AC_SUBST(X_TOOLKIT_TYPE) | |
067d23c9 KY |
4651 | AC_SUBST(ns_appdir) |
4652 | AC_SUBST(ns_appbindir) | |
4653 | AC_SUBST(ns_appresdir) | |
4654 | AC_SUBST(ns_appsrc) | |
4655 | AC_SUBST(GNU_OBJC_CFLAGS) | |
4656 | AC_SUBST(OTHER_FILES) | |
4657 | ||
17a2cbbd DC |
4658 | if test -n "${term_header}"; then |
4659 | AC_DEFINE_UNQUOTED(TERM_HEADER, "${term_header}", | |
4660 | [Define to the header for the built-in window system.]) | |
4661 | fi | |
4662 | ||
067d23c9 KY |
4663 | AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}", |
4664 | [Define to the canonical Emacs configuration name.]) | |
60f5e585 | 4665 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${emacs_config_options}", |
067d23c9 | 4666 | [Define to the options passed to configure.]) |
68169a33 GM |
4667 | AH_TEMPLATE(config_opsysfile, [Some platforms that do not use configure |
4668 | define this to include extra configuration information.]) | |
067d23c9 | 4669 | |
cb11bd95 EZ |
4670 | case $opsys in |
4671 | mingw32) | |
4672 | AC_DEFINE(config_opsysfile, <ms-w32.h>, []) | |
4673 | ;; | |
4674 | esac | |
4675 | ||
067d23c9 KY |
4676 | XMENU_OBJ= |
4677 | XOBJ= | |
4678 | FONT_OBJ= | |
4679 | if test "${HAVE_X_WINDOWS}" = "yes" ; then | |
4680 | AC_DEFINE(HAVE_X_WINDOWS, 1, | |
4681 | [Define to 1 if you want to use the X window system.]) | |
4682 | XMENU_OBJ=xmenu.o | |
55a87246 | 4683 | XOBJ="xterm.o xfns.o xselect.o xrdb.o xsmfns.o xsettings.o" |
067d23c9 KY |
4684 | FONT_OBJ=xfont.o |
4685 | if test "$HAVE_XFT" = "yes"; then | |
4686 | FONT_OBJ="$FONT_OBJ ftfont.o xftfont.o ftxfont.o" | |
4687 | elif test "$HAVE_FREETYPE" = "yes"; then | |
4688 | FONT_OBJ="$FONT_OBJ ftfont.o ftxfont.o" | |
4689 | fi | |
4690 | AC_SUBST(FONT_OBJ) | |
4691 | fi | |
4692 | AC_SUBST(XMENU_OBJ) | |
4693 | AC_SUBST(XOBJ) | |
4694 | AC_SUBST(FONT_OBJ) | |
4695 | ||
4696 | WIDGET_OBJ= | |
4697 | MOTIF_LIBW= | |
4698 | if test "${USE_X_TOOLKIT}" != "none" ; then | |
4699 | WIDGET_OBJ=widget.o | |
4700 | AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.]) | |
4701 | if test "${USE_X_TOOLKIT}" = "LUCID"; then | |
4702 | AC_DEFINE(USE_LUCID, 1, [Define to 1 if using the Lucid X toolkit.]) | |
4703 | elif test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
4704 | AC_DEFINE(USE_MOTIF, 1, [Define to 1 if using the Motif X toolkit.]) | |
4705 | MOTIF_LIBW=-lXm | |
4706 | case "$opsys" in | |
4707 | gnu-linux) | |
4708 | ## Paul Abrahams <abrahams at equinox.shaysnet.com> says this is needed. | |
4709 | MOTIF_LIBW="$MOTIF_LIBW -lXpm" | |
4710 | ;; | |
4711 | ||
4712 | unixware) | |
4713 | ## Richard Anthony Ryan <ryanr at ellingtn.ftc.nrcs.usda.gov> | |
4714 | ## says -lXimp is needed in UNIX_SV ... 4.2 1.1.2. | |
4715 | MOTIF_LIBW="MOTIF_LIBW -lXimp" | |
4716 | ;; | |
4717 | ||
4718 | aix4-2) | |
4719 | ## olson@mcs.anl.gov says -li18n is needed by -lXm. | |
4720 | MOTIF_LIBW="$MOTIF_LIBW -li18n" | |
4721 | ;; | |
4722 | esac | |
4723 | MOTIF_LIBW="$MOTIF_LIBW $LIBXP" | |
4724 | fi | |
4725 | fi | |
4726 | AC_SUBST(WIDGET_OBJ) | |
4727 | ||
4728 | TOOLKIT_LIBW= | |
4729 | case "$USE_X_TOOLKIT" in | |
4730 | MOTIF) TOOLKIT_LIBW="$MOTIF_LIBW" ;; | |
4731 | LUCID) TOOLKIT_LIBW="$LUCID_LIBW" ;; | |
4732 | none) test "x$HAVE_GTK" = "xyes" && TOOLKIT_LIBW="$GTK_LIBS" ;; | |
4733 | esac | |
4734 | AC_SUBST(TOOLKIT_LIBW) | |
4735 | ||
9e821c83 EZ |
4736 | if test "${opsys}" != "mingw32"; then |
4737 | if test "$USE_X_TOOLKIT" = "none"; then | |
4738 | LIBXT_OTHER="\$(LIBXSM)" | |
9e821c83 EZ |
4739 | else |
4740 | LIBXT_OTHER="\$(LIBXMU) -lXt \$(LIBXTR6) -lXext" | |
9e821c83 | 4741 | fi |
067d23c9 KY |
4742 | fi |
4743 | AC_SUBST(LIBXT_OTHER) | |
4744 | ||
067d23c9 KY |
4745 | if test "${HAVE_X11}" = "yes" ; then |
4746 | AC_DEFINE(HAVE_X11, 1, | |
7e8ed4f7 | 4747 | [Define to 1 if you want to use version 11 of X windows.]) |
067d23c9 | 4748 | LIBX_OTHER="\$(LIBXT) \$(LIBX_EXTRA)" |
067d23c9 | 4749 | else |
067d23c9 | 4750 | LIBX_OTHER= |
067d23c9 | 4751 | fi |
7e8ed4f7 | 4752 | AC_SUBST(LIBX_OTHER) |
067d23c9 | 4753 | |
7cdf484b | 4754 | if test "$HAVE_GTK" = yes || test "$HAVE_X11" != yes; then |
4e8b6938 | 4755 | LIBXMENU= |
7e8ed4f7 | 4756 | elif test "$USE_X_TOOLKIT" = none; then |
4e8b6938 | 4757 | LIBXMENU='$(oldXMenudir)/libXMenu11.a' |
7e8ed4f7 | 4758 | else |
4e8b6938 | 4759 | LIBXMENU='$(lwlibdir)/liblw.a' |
067d23c9 | 4760 | fi |
4e8b6938 | 4761 | AC_SUBST(LIBXMENU) |
067d23c9 | 4762 | |
067d23c9 KY |
4763 | if test "${GNU_MALLOC}" = "yes" ; then |
4764 | AC_DEFINE(GNU_MALLOC, 1, | |
4765 | [Define to 1 if you want to use the GNU memory allocator.]) | |
4766 | fi | |
4767 | ||
4768 | RALLOC_OBJ= | |
4769 | if test "${REL_ALLOC}" = "yes" ; then | |
4770 | AC_DEFINE(REL_ALLOC, 1, | |
4771 | [Define REL_ALLOC if you want to use the relocating allocator for | |
4772 | buffer space.]) | |
4773 | ||
4774 | test "$system_malloc" != "yes" && RALLOC_OBJ=ralloc.o | |
4775 | fi | |
4776 | AC_SUBST(RALLOC_OBJ) | |
4777 | ||
4778 | if test "$opsys" = "cygwin"; then | |
0fda9b75 | 4779 | CYGWIN_OBJ="sheap.o cygw32.o" |
067d23c9 KY |
4780 | ## Cygwin differs because of its unexec(). |
4781 | PRE_ALLOC_OBJ= | |
4782 | POST_ALLOC_OBJ=lastfile.o | |
fb0862b2 EZ |
4783 | elif test "$opsys" = "mingw32"; then |
4784 | CYGWIN_OBJ= | |
4785 | PRE_ALLOC_OBJ= | |
4786 | POST_ALLOC_OBJ=lastfile.o | |
067d23c9 KY |
4787 | else |
4788 | CYGWIN_OBJ= | |
4789 | PRE_ALLOC_OBJ=lastfile.o | |
4790 | POST_ALLOC_OBJ= | |
4791 | fi | |
4792 | AC_SUBST(CYGWIN_OBJ) | |
4793 | AC_SUBST(PRE_ALLOC_OBJ) | |
4794 | AC_SUBST(POST_ALLOC_OBJ) | |
4795 | ||
f5f0132b PE |
4796 | dnl Call this 'FORTIFY_SOUR' so that it sorts before the 'FORTIFY_SOURCE' |
4797 | dnl verbatim defined above. The tricky name is apropos, as this hack | |
4798 | dnl makes Fortify go sour! | |
4799 | AH_VERBATIM([FORTIFY_SOUR], | |
4800 | [/* Without the following workaround, Emacs runs slowly on OS X 10.8. | |
4801 | The workaround disables some useful run-time checking, so it | |
4802 | should be conditional to the platforms with the performance bug. | |
4803 | Perhaps Apple will fix this some day; also see m4/extern-inline.m4. */ | |
4804 | #if defined __APPLE__ && defined __GNUC__ | |
4805 | # ifndef _DONT_USE_CTYPE_INLINE_ | |
4806 | # define _DONT_USE_CTYPE_INLINE_ | |
4807 | # endif | |
4808 | # ifndef _FORTIFY_SOURCE | |
4809 | # define _FORTIFY_SOURCE 0 | |
4810 | # endif | |
4811 | #endif | |
4812 | ]) | |
4813 | ||
444060a5 PE |
4814 | # If user asks to omit features, disable optional features that gnulib |
4815 | # might otherwise enable. | |
4816 | if test "$with_features" = no && test "$enable_acl" != yes; then | |
4817 | enable_acl=no | |
4818 | fi | |
4819 | ||
5dad233c PE |
4820 | # Configure gnulib. Although this does not affect CFLAGS or LIBS permanently. |
4821 | # it temporarily reverts them to their pre-pkg-config values, | |
4822 | # because gnulib needs to work with both src (which uses the | |
4823 | # pkg-config stuff) and lib-src (which does not). For example, gnulib | |
4824 | # may need to determine whether LIB_CLOCK_GETTIME should contain -lrt, | |
4825 | # and it therefore needs to run in an environment where LIBS does not | |
4826 | # already contain -lrt merely because 'pkg-config --libs' printed '-lrt' | |
4827 | # for some package unrelated to lib-src. | |
4828 | SAVE_CFLAGS=$CFLAGS | |
4829 | SAVE_LIBS=$LIBS | |
4830 | CFLAGS=$pre_PKG_CONFIG_CFLAGS | |
4831 | LIBS="$LIB_PTHREAD $pre_PKG_CONFIG_LIBS" | |
4832 | gl_ASSERT_NO_GNULIB_POSIXCHECK | |
4833 | gl_ASSERT_NO_GNULIB_TESTS | |
4834 | gl_INIT | |
4835 | CFLAGS=$SAVE_CFLAGS | |
4836 | LIBS=$SAVE_LIBS | |
4837 | ||
9e821c83 | 4838 | if test "${opsys}" = "mingw32"; then |
eb9a3661 | 4839 | CPPFLAGS="$CPPFLAGS -DUSE_CRT_DLL=1 -I \${abs_top_srcdir}/nt/inc" |
9e821c83 EZ |
4840 | # Remove unneeded switches from the value of CC that goes to Makefiles |
4841 | CC=`echo $CC | sed -e "s,$GCC_TEST_OPTIONS,,"` | |
4842 | fi | |
4843 | ||
067d23c9 KY |
4844 | case "$opsys" in |
4845 | aix4-2) LD_SWITCH_SYSTEM_TEMACS="-Wl,-bnodelcsect" ;; | |
4846 | ||
4847 | darwin) | |
4848 | ## The -headerpad option tells ld (see man page) to leave room at the | |
4849 | ## end of the header for adding load commands. Needed for dumping. | |
4850 | ## 0x690 is the total size of 30 segment load commands (at 56 | |
4851 | ## each); under Cocoa 31 commands are required. | |
4852 | if test "$HAVE_NS" = "yes"; then | |
4853 | libs_nsgui="-framework AppKit" | |
4465bfb4 JD |
4854 | if test "$NS_IMPL_COCOA" = "yes"; then |
4855 | libs_nsgui="$libs_nsgui -framework IOKit" | |
4856 | fi | |
067d23c9 KY |
4857 | headerpad_extra=6C8 |
4858 | else | |
4859 | libs_nsgui= | |
4860 | headerpad_extra=690 | |
4861 | fi | |
c8618a06 | 4862 | LD_SWITCH_SYSTEM_TEMACS="-fno-pie -prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra" |
b06b1098 | 4863 | |
067d23c9 | 4864 | ## This is here because src/Makefile.in did some extra fiddling around |
47d7532e PE |
4865 | ## with LD_SWITCH_SYSTEM. It seems cleaner to put this in |
4866 | ## LD_SWITCH_SYSTEM_TEMACS instead, | |
067d23c9 KY |
4867 | test "x$LD_SWITCH_SYSTEM" = "x" && test "x$GCC" != "xyes" && \ |
4868 | LD_SWITCH_SYSTEM_TEMACS="-X $LD_SWITCH_SYSTEM_TEMACS" | |
4869 | ;; | |
4870 | ||
4d5c6349 | 4871 | ## LD_SWITCH_X_SITE_RPATH is a -rpath option saying where to |
4737362e GM |
4872 | ## find X at run-time. |
4873 | ## When handled by cpp, this was in LD_SWITCH_SYSTEM. However, at the | |
4d5c6349 | 4874 | ## point where configure sourced the s/*.h file, LD_SWITCH_X_SITE_RPATH |
067d23c9 KY |
4875 | ## had not yet been defined and was expanded to null. Hence LD_SWITCH_SYSTEM |
4876 | ## had different values in configure (in ac_link) and src/Makefile.in. | |
4877 | ## It seems clearer therefore to put this piece in LD_SWITCH_SYSTEM_TEMACS. | |
4d5c6349 | 4878 | gnu*) LD_SWITCH_SYSTEM_TEMACS="\$(LD_SWITCH_X_SITE_RPATH)" ;; |
067d23c9 | 4879 | |
a414bed5 | 4880 | mingw32) |
587fd086 | 4881 | ## Is it any better under MinGW64 to relocate emacs into higher addresses? |
095bf253 | 4882 | case "$canonical" in |
587fd086 | 4883 | x86_64-*-*) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x400000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
54ab7d34 | 4884 | *) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
095bf253 | 4885 | esac |
a414bed5 EZ |
4886 | ;; |
4887 | ||
bb8eb357 | 4888 | openbsd) LD_SWITCH_SYSTEM_TEMACS='-nopie' ;; |
522fe43b | 4889 | |
067d23c9 KY |
4890 | *) LD_SWITCH_SYSTEM_TEMACS= ;; |
4891 | esac | |
4892 | ||
876da980 PE |
4893 | if test x$ac_enable_profiling != x ; then |
4894 | case $opsys in | |
4895 | *freebsd | gnu-linux) ;; | |
4896 | *) LD_SWITCH_SYSTEM_TEMACS="$LD_SWITCH_SYSTEM_TEMACS -pg" ;; | |
4897 | esac | |
4898 | fi | |
4899 | ||
8d17ef8d GM |
4900 | LD_SWITCH_SYSTEM_TEMACS="$LDFLAGS_NOCOMBRELOC $LD_SWITCH_SYSTEM_TEMACS" |
4901 | ||
067d23c9 KY |
4902 | AC_SUBST(LD_SWITCH_SYSTEM_TEMACS) |
4903 | ||
17a2cbbd DC |
4904 | ## Common for all window systems |
4905 | if test "$window_system" != "none"; then | |
067d23c9 | 4906 | AC_DEFINE(HAVE_WINDOW_SYSTEM, 1, [Define if you have a window system.]) |
ea633fff | 4907 | AC_DEFINE(POLL_FOR_INPUT, 1, [Define if you poll periodically to detect C-g.]) |
17a2cbbd | 4908 | WINDOW_SYSTEM_OBJ="fontset.o fringe.o image.o" |
067d23c9 | 4909 | fi |
067d23c9 | 4910 | |
17a2cbbd | 4911 | AC_SUBST(WINDOW_SYSTEM_OBJ) |
067d23c9 KY |
4912 | |
4913 | AH_TOP([/* GNU Emacs site configuration template file. | |
73b0cd50 | 4914 | |
6bc383b1 | 4915 | Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2014 |
73b0cd50 | 4916 | Free Software Foundation, Inc. |
067d23c9 KY |
4917 | |
4918 | This file is part of GNU Emacs. | |
4919 | ||
4920 | GNU Emacs is free software: you can redistribute it and/or modify | |
4921 | it under the terms of the GNU General Public License as published by | |
4922 | the Free Software Foundation, either version 3 of the License, or | |
4923 | (at your option) any later version. | |
4924 | ||
4925 | GNU Emacs is distributed in the hope that it will be useful, | |
4926 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
4927 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
4928 | GNU General Public License for more details. | |
4929 | ||
4930 | You should have received a copy of the GNU General Public License | |
4931 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ | |
4932 | ||
4933 | ||
4934 | /* No code in Emacs #includes config.h twice, but some bits of code | |
4935 | intended to work with other packages as well (like gmalloc.c) | |
4936 | think they can include it as many times as they like. */ | |
4937 | #ifndef EMACS_CONFIG_H | |
4938 | #define EMACS_CONFIG_H | |
4939 | ])dnl | |
4940 | ||
b429a4ee | 4941 | AH_BOTTOM([#include <conf_post.h> |
067d23c9 | 4942 | |
067d23c9 KY |
4943 | #endif /* EMACS_CONFIG_H */ |
4944 | ||
4945 | /* | |
4946 | Local Variables: | |
4947 | mode: c | |
4948 | End: | |
4949 | */ | |
4950 | ])dnl | |
4951 | ||
4952 | #### Report on what we decided to do. | |
4953 | #### Report GTK as a toolkit, even if it doesn't use Xt. | |
4954 | #### It makes printing result more understandable as using GTK sets | |
4955 | #### toolkit_scroll_bars to yes by default. | |
4956 | if test "${HAVE_GTK}" = "yes"; then | |
5fb91e71 | 4957 | USE_X_TOOLKIT="$USE_GTK_TOOLKIT" |
067d23c9 KY |
4958 | fi |
4959 | ||
2a540847 | 4960 | if test $USE_ACL -ne 0; then |
c3153003 | 4961 | ACL_SUMMARY="yes $LIB_ACL" |
2a540847 | 4962 | else |
c3153003 | 4963 | ACL_SUMMARY=no |
2a540847 PE |
4964 | fi |
4965 | ||
067d23c9 KY |
4966 | echo " |
4967 | Configured for \`${canonical}'. | |
4968 | ||
4969 | Where should the build process find the source code? ${srcdir} | |
067d23c9 KY |
4970 | What compiler should emacs be built with? ${CC} ${CFLAGS} |
4971 | Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason} | |
4972 | Should Emacs use a relocating allocator for buffers? ${REL_ALLOC} | |
4973 | Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers | |
4974 | What window system should Emacs use? ${window_system} | |
4975 | What toolkit should Emacs use? ${USE_X_TOOLKIT}" | |
4976 | ||
4977 | if test -n "${x_includes}"; then | |
4978 | echo " Where do we find X Windows header files? ${x_includes}" | |
4979 | else | |
4980 | echo " Where do we find X Windows header files? Standard dirs" | |
4981 | fi | |
4982 | if test -n "${x_libraries}"; then | |
4983 | echo " Where do we find X Windows libraries? ${x_libraries}" | |
4984 | else | |
4985 | echo " Where do we find X Windows libraries? Standard dirs" | |
4986 | fi | |
4987 | ||
c3153003 GM |
4988 | optsep= |
4989 | emacs_config_features= | |
4990 | for opt in XAW3D XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS \ | |
4991 | GCONF GSETTINGS NOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT \ | |
4992 | LIBOTF XFT ZLIB; do | |
4993 | ||
4994 | case $opt in | |
4995 | NOTIFY|ACL) eval val=\${${opt}_SUMMARY} ;; | |
4996 | *) eval val=\${HAVE_$opt} ;; | |
4997 | esac | |
4998 | test x"$val" = xno && continue | |
4999 | AS_VAR_APPEND([emacs_config_features], ["$optsep$opt"]) | |
5000 | optsep=' ' | |
5001 | done | |
5002 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_FEATURES, "${emacs_config_features}", | |
5003 | [Summary of some of the main features enabled by configure.]) | |
5004 | ||
067d23c9 KY |
5005 | echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}" |
5006 | echo " Does Emacs use -lXpm? ${HAVE_XPM}" | |
5007 | echo " Does Emacs use -ljpeg? ${HAVE_JPEG}" | |
5008 | echo " Does Emacs use -ltiff? ${HAVE_TIFF}" | |
5009 | echo " Does Emacs use a gif library? ${HAVE_GIF} $LIBGIF" | |
969aabf2 | 5010 | echo " Does Emacs use a png library? ${HAVE_PNG} $LIBPNG" |
067d23c9 KY |
5011 | echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}" |
5012 | echo " Does Emacs use imagemagick? ${HAVE_IMAGEMAGICK}" | |
5013 | ||
885e792c GM |
5014 | echo " Does Emacs support sound? ${HAVE_SOUND}" |
5015 | ||
067d23c9 KY |
5016 | echo " Does Emacs use -lgpm? ${HAVE_GPM}" |
5017 | echo " Does Emacs use -ldbus? ${HAVE_DBUS}" | |
5018 | echo " Does Emacs use -lgconf? ${HAVE_GCONF}" | |
9851bfc5 | 5019 | echo " Does Emacs use GSettings? ${HAVE_GSETTINGS}" |
c9628c79 | 5020 | echo " Does Emacs use a file notification library? ${NOTIFY_SUMMARY}" |
c3153003 | 5021 | echo " Does Emacs use access control lists? ${ACL_SUMMARY}" |
067d23c9 | 5022 | echo " Does Emacs use -lselinux? ${HAVE_LIBSELINUX}" |
9f77899d | 5023 | echo " Does Emacs use -lgnutls? ${HAVE_GNUTLS}" |
067d23c9 KY |
5024 | echo " Does Emacs use -lxml2? ${HAVE_LIBXML2}" |
5025 | ||
5026 | echo " Does Emacs use -lfreetype? ${HAVE_FREETYPE}" | |
5027 | echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}" | |
5028 | echo " Does Emacs use -lotf? ${HAVE_LIBOTF}" | |
5029 | echo " Does Emacs use -lxft? ${HAVE_XFT}" | |
8d28d0ac | 5030 | echo " Does Emacs directly use zlib? ${HAVE_ZLIB}" |
067d23c9 KY |
5031 | |
5032 | echo " Does Emacs use toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}" | |
5033 | echo | |
5034 | ||
5f77c86c GM |
5035 | if test -n "${EMACSDATA}"; then |
5036 | echo " Environment variable EMACSDATA set to: $EMACSDATA" | |
5037 | fi | |
5038 | if test -n "${EMACSDOC}"; then | |
5039 | echo " Environment variable EMACSDOC set to: $EMACSDOC" | |
5040 | fi | |
5041 | ||
067d23c9 KY |
5042 | echo |
5043 | ||
5044 | if test "$HAVE_NS" = "yes"; then | |
5045 | echo | |
507ea258 | 5046 | echo "You must run \"${MAKE-make} install\" in order to test the built application. |
067d23c9 KY |
5047 | The installed application will go to nextstep/Emacs.app and can be |
5048 | run or moved from there." | |
5049 | if test "$EN_NS_SELF_CONTAINED" = "yes"; then | |
5050 | echo "The application will be fully self-contained." | |
5051 | else | |
5052 | echo "The lisp resources for the application will be installed under ${prefix}. | |
507ea258 | 5053 | You may need to run \"${MAKE-make} install\" with sudo. The application will fail |
067d23c9 KY |
5054 | to run if these resources are not installed." |
5055 | fi | |
5056 | echo | |
5057 | fi | |
5058 | ||
badf86af KB |
5059 | if test "${opsys}" = "cygwin"; then |
5060 | case `uname -r` in | |
5061 | 1.5.*) AC_MSG_WARN([[building Emacs on Cygwin 1.5 is not supported.]]) | |
5062 | echo | |
5063 | ;; | |
5064 | esac | |
5065 | fi | |
067d23c9 KY |
5066 | |
5067 | # Remove any trailing slashes in these variables. | |
5068 | [test "${prefix}" != NONE && | |
5069 | prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'` | |
5070 | test "${exec_prefix}" != NONE && | |
5071 | exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`] | |
5072 | ||
83da1b55 GM |
5073 | if test "$HAVE_NS" = "yes"; then |
5074 | if test "$NS_IMPL_GNUSTEP" = yes; then | |
5075 | AC_CONFIG_FILES([nextstep/GNUstep/Emacs.base/Resources/Info-gnustep.plist:nextstep/templates/Info-gnustep.plist.in \ | |
5076 | nextstep/GNUstep/Emacs.base/Resources/Emacs.desktop:nextstep/templates/Emacs.desktop.in]) | |
de3d0b57 | 5077 | ns_check_file=Resources/Info-gnustep.plist |
83da1b55 GM |
5078 | else |
5079 | AC_CONFIG_FILES([nextstep/Cocoa/Emacs.base/Contents/Info.plist:nextstep/templates/Info.plist.in \ | |
5080 | nextstep/Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings:nextstep/templates/InfoPlist.strings.in]) | |
de3d0b57 | 5081 | ns_check_file=Contents/Info.plist |
83da1b55 | 5082 | fi |
de3d0b57 | 5083 | AC_SUBST(ns_check_file) |
83da1b55 GM |
5084 | fi |
5085 | ||
bdd556a2 | 5086 | dnl Obviously there is duplication here wrt $SUBDIR_MAKEFILES. |
d0ff0c7d GM |
5087 | dnl You _can_ use that variable in AC_CONFIG_FILES, so long as any directory |
5088 | dnl using automake (ie lib/) is explicitly listed and not "hidden" in a variable | |
bdd556a2 GM |
5089 | dnl (else you get "no `Makefile.am' found for any configure output"). |
5090 | dnl This will work, but you get a config.status that is not quite right | |
5091 | dnl (see http://lists.gnu.org/archive/html/bug-autoconf/2008-08/msg00028.html). | |
5092 | dnl That doesn't have any obvious consequences for Emacs, but on the whole | |
5093 | dnl it seems better to just live with the duplication. | |
095bf253 | 5094 | SUBDIR_MAKEFILES="lib/Makefile lib-src/Makefile oldXMenu/Makefile doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile leim/Makefile nextstep/Makefile nt/Makefile" |
bdd556a2 GM |
5095 | |
5096 | AC_CONFIG_FILES([Makefile lib/Makefile lib-src/Makefile oldXMenu/Makefile \ | |
5097 | doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \ | |
5098 | doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile \ | |
095bf253 | 5099 | leim/Makefile nextstep/Makefile nt/Makefile]) |
6c7e099d GM |
5100 | |
5101 | dnl test/ is not present in release tarfiles. | |
70716b1d GM |
5102 | opt_makefile=test/automated/Makefile |
5103 | ||
3cc53d60 | 5104 | if test -f "$srcdir/$opt_makefile.in"; then |
70716b1d | 5105 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES $opt_makefile" |
bdd556a2 GM |
5106 | dnl Again, it's best not to use a variable. Though you can add |
5107 | dnl ", [], [opt_makefile='$opt_makefile']" and it should work. | |
5108 | AC_CONFIG_FILES([test/automated/Makefile]) | |
5109 | fi | |
70716b1d | 5110 | |
a9f72fc1 | 5111 | |
f9b697dd GM |
5112 | dnl The admin/ directory used to be excluded from tarfiles. |
5113 | if test -d $srcdir/admin; then | |
5114 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES admin/unidata/Makefile admin/grammars/Makefile" | |
a9f72fc1 | 5115 | AC_CONFIG_FILES([admin/unidata/Makefile]) |
f9b697dd GM |
5116 | AC_CONFIG_FILES([admin/grammars/Makefile]) |
5117 | fi dnl -d admin | |
a9f72fc1 GM |
5118 | |
5119 | ||
bdd556a2 | 5120 | SUBDIR_MAKEFILES_IN=`echo " ${SUBDIR_MAKEFILES}" | sed -e 's| | $(srcdir)/|g' -e 's|Makefile|Makefile.in|g'` |
70716b1d GM |
5121 | |
5122 | AC_SUBST(SUBDIR_MAKEFILES_IN) | |
1e8dbdc6 | 5123 | |
067d23c9 KY |
5124 | dnl You might wonder (I did) why epaths.h is generated by running make, |
5125 | dnl rather than just letting configure generate it from epaths.in. | |
5126 | dnl One reason is that the various paths are not fully expanded (see above); | |
5127 | dnl eg gamedir=${prefix}/var/games/emacs. | |
5128 | dnl Secondly, the GNU Coding standards require that one should be able | |
5129 | dnl to run `make prefix=/some/where/else' and override the values set | |
5130 | dnl by configure. This also explains the `move-if-change' test and | |
5131 | dnl the use of force in the `epaths-force' rule in Makefile.in. | |
1813e115 | 5132 | AC_CONFIG_COMMANDS([src/epaths.h], [ |
d6db9fd6 EZ |
5133 | if test "${opsys}" = "mingw32"; then |
5134 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force-w32 | |
5135 | else | |
5136 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force | |
539ad293 | 5137 | fi || AC_MSG_ERROR(['src/epaths.h' could not be made.]) |
d6db9fd6 | 5138 | ], [GCC="$GCC" CPPFLAGS="$CPPFLAGS" opsys="$opsys"]) |
067d23c9 | 5139 | |
98434155 GM |
5140 | dnl NB we have to cheat and use the ac_... version because abs_top_srcdir |
5141 | dnl is not yet set, sigh. Or we could use ../$srcdir/src/.gdbinit, | |
5142 | dnl or a symlink? | |
1813e115 | 5143 | AC_CONFIG_COMMANDS([src/.gdbinit], [ |
3cc53d60 | 5144 | if test ! -f src/.gdbinit && test -f "$srcdir/src/.gdbinit"; then |
98434155 | 5145 | echo "source $ac_abs_top_srcdir/src/.gdbinit" > src/.gdbinit |
067d23c9 | 5146 | fi |
1e8dbdc6 | 5147 | ]) |
067d23c9 | 5148 | |
1e8dbdc6 | 5149 | AC_OUTPUT |
4545be9d PE |
5150 | |
5151 | test "$MAKE" = make || AC_MSG_NOTICE([Now you can run '$MAKE'.]) |