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 | |
e05d3a05 FP |
28 | dnl We get MINGW64 with MSYS2 |
29 | if test "x$MSYSTEM" = "xMINGW32" -o "x$MSYSTEM" = "xMINGW64" | |
6084a28b | 30 | then |
f629af54 | 31 | . $srcdir/nt/mingw-cfg.site |
6084a28b | 32 | |
f629af54 DM |
33 | case $srcdir in |
34 | /* | ?:*) | |
35 | # srcdir is an absolute path. In this case, force the format | |
36 | # "/c/foo/bar", to simplify later conversions to native Windows | |
37 | # format ("c:/foo/bar") | |
38 | srcdir=`cd "${srcdir}" && pwd -W` | |
39 | srcdir="/${srcdir:0:1}${srcdir:2}" | |
40 | ;; | |
41 | esac | |
6084a28b | 42 | fi |
f4f38fad | 43 | |
917c483a PE |
44 | dnl Set emacs_config_options to the options of 'configure', quoted for the shell, |
45 | dnl and then quoted again for a C string. Separate options with spaces. | |
46 | dnl Add some environment variables, if they were passed via the environment | |
47 | dnl rather than on the command-line. | |
48 | emacs_config_options= | |
49 | optsep= | |
60f5e585 GM |
50 | dnl This is the documented way to record the args passed to configure, |
51 | dnl rather than $ac_configure_args. | |
917c483a PE |
52 | for opt in ${1+"$@"} CFLAGS CPPFLAGS LDFLAGS; do |
53 | case $opt in | |
54 | -n | --no-create | --no-recursion) | |
55 | continue ;; | |
56 | CFLAGS | CPPFLAGS | LDFLAGS) | |
57 | eval 'test "${'$opt'+set}" = set' || continue | |
58 | case " $*" in | |
59 | *" $opt="*) continue ;; | |
60 | esac | |
61 | eval opt=$opt=\$$opt ;; | |
62 | esac | |
63 | ||
64 | emacs_shell_specials=$IFS\''"#$&()*;<>?@<:@\\`{|~' | |
65 | case $opt in | |
66 | *[["$emacs_shell_specials"]]*) | |
67 | case $opt in | |
68 | *\'*) | |
69 | emacs_quote_apostrophes="s/'/'\\\\''/g" | |
70 | opt=`AS_ECHO(["$opt"]) | sed "$emacs_quote_apostrophes"` ;; | |
71 | esac | |
72 | opt="'$opt'" | |
73 | case $opt in | |
74 | *[['"\\']]*) | |
75 | emacs_quote_for_c='s/[["\\]]/\\&/g; $!s/$/\\n\\/' | |
76 | opt=`AS_ECHO(["$opt"]) | sed "$emacs_quote_for_c"` ;; | |
77 | esac ;; | |
78 | esac | |
79 | AS_VAR_APPEND([emacs_config_options], ["$optsep$opt"]) | |
80 | optsep=' ' | |
1e8725cf GM |
81 | done |
82 | ||
4157ea7f | 83 | AC_CONFIG_HEADERS(src/config.h:src/config.in) |
067d23c9 | 84 | AC_CONFIG_SRCDIR(src/lisp.h) |
24e0f6b1 | 85 | AC_CONFIG_AUX_DIR(build-aux) |
5eedd0b9 PE |
86 | |
87 | xcsdkdir= | |
88 | AC_CHECK_PROGS(XCRUN, [xcrun]) | |
89 | if test -n "$XCRUN"; then | |
1d7701a4 PE |
90 | if test -z "$MAKE"; then |
91 | dnl Call the variable MAKE_PROG, not MAKE, to avoid confusion with | |
92 | dnl SET_MAKE and with the usual MAKE variable that 'make' itself uses. | |
93 | AC_CHECK_PROG([MAKE_PROG], [make], [yes]) | |
94 | if test -z "$MAKE_PROG"; then | |
95 | MAKE="$XCRUN MAKE" | |
96 | export MAKE | |
830506d9 | 97 | xcsdkdir=`$XCRUN --show-sdk-path 2>/dev/null` |
1d7701a4 PE |
98 | fi |
99 | fi | |
5eedd0b9 PE |
100 | fi |
101 | ||
7d732d1a GM |
102 | dnl Fairly arbitrary, older versions might work too. |
103 | AM_INIT_AUTOMAKE(1.11) | |
067d23c9 KY |
104 | |
105 | dnl Support for --program-prefix, --program-suffix and | |
106 | dnl --program-transform-name options | |
107 | AC_ARG_PROGRAM | |
108 | ||
109 | dnl It is important that variables on the RHS not be expanded here, | |
110 | dnl hence the single quotes. This is per the GNU coding standards, see | |
111 | dnl (autoconf) Installation Directory Variables | |
112 | dnl See also epaths.h below. | |
113 | lispdir='${datadir}/emacs/${version}/lisp' | |
cb6c95a3 | 114 | standardlisppath='${lispdir}' |
067d23c9 KY |
115 | locallisppath='${datadir}/emacs/${version}/site-lisp:'\ |
116 | '${datadir}/emacs/site-lisp' | |
ca26824c | 117 | lisppath='${locallisppath}:${standardlisppath}' |
067d23c9 KY |
118 | etcdir='${datadir}/emacs/${version}/etc' |
119 | archlibdir='${libexecdir}/emacs/${version}/${configuration}' | |
8496d8d7 | 120 | etcdocdir='${datadir}/emacs/${version}/etc' |
067d23c9 KY |
121 | gamedir='${localstatedir}/games/emacs' |
122 | ||
da3d2105 DA |
123 | dnl Special option to disable the most of other options. |
124 | AC_ARG_WITH(all, | |
125 | [AS_HELP_STRING([--without-all], | |
c30d4aef DA |
126 | [omit almost all features and build |
127 | small executable with minimal dependencies])], | |
a8f9bc05 | 128 | [with_features=$withval], |
e9551b12 | 129 | [with_features=yes]) |
c30d4aef | 130 | |
067d23c9 KY |
131 | dnl OPTION_DEFAULT_OFF(NAME, HELP-STRING) |
132 | dnl Create a new --with option that defaults to being disabled. | |
133 | dnl NAME is the base name of the option. The shell variable with_NAME | |
134 | dnl will be set to either the user's value (if the option is | |
135 | dnl specified; 'yes' for a plain --with-NAME) or to 'no' (if the | |
136 | dnl option is not specified). Note that the shell variable name is | |
137 | dnl constructed as autoconf does, by replacing non-alphanumeric | |
138 | dnl characters with "_". | |
139 | dnl HELP-STRING is the help text for the option. | |
140 | AC_DEFUN([OPTION_DEFAULT_OFF], [dnl | |
141 | AC_ARG_WITH([$1],[AS_HELP_STRING([--with-$1],[$2])],[],[dnl | |
142 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=no])dnl | |
143 | ])dnl | |
144 | ||
145 | dnl OPTION_DEFAULT_ON(NAME, HELP-STRING) | |
58556eb4 | 146 | dnl Create a new --with option that defaults to $with_features. |
c30d4aef | 147 | dnl NAME is the base name of the option. The shell variable with_NAME |
067d23c9 KY |
148 | dnl will be set either to 'no' (for a plain --without-NAME) or to |
149 | dnl 'yes' (if the option is not specified). Note that the shell | |
150 | dnl variable name is constructed as autoconf does, by replacing | |
151 | dnl non-alphanumeric characters with "_". | |
152 | dnl HELP-STRING is the help text for the option. | |
153 | AC_DEFUN([OPTION_DEFAULT_ON], [dnl | |
154 | AC_ARG_WITH([$1],[AS_HELP_STRING([--without-$1],[$2])],[],[dnl | |
da3d2105 | 155 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=$with_features])dnl |
067d23c9 KY |
156 | ])dnl |
157 | ||
158 | OPTION_DEFAULT_ON([pop],[don't support POP mail retrieval with movemail]) | |
159 | if test "$with_pop" = yes; then | |
160 | AC_DEFINE(MAIL_USE_POP) | |
161 | fi | |
162 | AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl | |
163 | ||
164 | OPTION_DEFAULT_OFF([kerberos],[support Kerberos-authenticated POP]) | |
165 | if test "$with_kerberos" != no; then | |
166 | AC_DEFINE(KERBEROS) | |
167 | fi | |
168 | AH_TEMPLATE(KERBEROS, | |
169 | [Define to support Kerberos-authenticated POP mail retrieval.])dnl | |
170 | ||
171 | OPTION_DEFAULT_OFF([kerberos5],[support Kerberos version 5 authenticated POP]) | |
172 | if test "${with_kerberos5}" != no; then | |
173 | if test "${with_kerberos}" = no; then | |
174 | with_kerberos=yes | |
175 | AC_DEFINE(KERBEROS) | |
176 | fi | |
177 | AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.]) | |
178 | fi | |
179 | ||
180 | OPTION_DEFAULT_OFF([hesiod],[support Hesiod to get the POP server host]) | |
181 | dnl FIXME hesiod support may not be present, so it seems like an error | |
182 | dnl to define, or at least use, this unconditionally. | |
183 | if test "$with_hesiod" != no; then | |
184 | AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.]) | |
185 | fi | |
186 | ||
187 | OPTION_DEFAULT_OFF([mmdf],[support MMDF mailboxes]) | |
188 | if test "$with_mmdf" != no; then | |
189 | AC_DEFINE(MAIL_USE_MMDF, 1, [Define to support MMDF mailboxes in movemail.]) | |
190 | fi | |
191 | ||
192 | OPTION_DEFAULT_OFF([mail-unlink],[unlink, rather than empty, mail spool after reading]) | |
193 | if test "$with_mail_unlink" != no; then | |
194 | AC_DEFINE(MAIL_UNLINK_SPOOL, 1, [Define to unlink, rather than empty, mail spool after reading.]) | |
195 | fi | |
196 | ||
197 | AC_ARG_WITH([mailhost],[AS_HELP_STRING([--with-mailhost=HOSTNAME], | |
198 | [string giving default POP mail host])], | |
199 | AC_DEFINE_UNQUOTED(MAILHOST, ["$withval"], [String giving fallback POP mail host.])) | |
200 | ||
885e792c | 201 | AC_ARG_WITH([sound],[AS_HELP_STRING([--with-sound=VALUE], |
2c347217 | 202 | [compile with sound support (VALUE one of: yes, alsa, oss, bsd-ossaudio, no; |
885e792c GM |
203 | default yes). Only for GNU/Linux, FreeBSD, NetBSD, MinGW.])], |
204 | [ case "${withval}" in | |
2c347217 | 205 | yes|no|alsa|oss|bsd-ossaudio) val=$withval ;; |
885e792c | 206 | *) AC_MSG_ERROR([`--with-sound=$withval' is invalid; |
2c347217 | 207 | this option's value should be `yes', `no', `alsa', `oss', or `bsd-ossaudio'.]) |
885e792c GM |
208 | ;; |
209 | esac | |
210 | with_sound=$val | |
211 | ], | |
212 | [with_sound=$with_features]) | |
067d23c9 | 213 | |
067d23c9 KY |
214 | dnl FIXME currently it is not the last. |
215 | dnl This should be the last --with option, because --with-x is | |
3cc53d60 | 216 | dnl added later on when we find the file name of X, and it's best to |
067d23c9 KY |
217 | dnl keep them together visually. |
218 | AC_ARG_WITH([x-toolkit],[AS_HELP_STRING([--with-x-toolkit=KIT], | |
d673aedc | 219 | [use an X toolkit (KIT one of: yes or gtk, gtk2, gtk3, lucid or athena, motif, no)])], |
067d23c9 KY |
220 | [ case "${withval}" in |
221 | y | ye | yes ) val=gtk ;; | |
222 | n | no ) val=no ;; | |
223 | l | lu | luc | luci | lucid ) val=lucid ;; | |
224 | a | at | ath | athe | athen | athena ) val=athena ;; | |
225 | m | mo | mot | moti | motif ) val=motif ;; | |
226 | g | gt | gtk ) val=gtk ;; | |
d673aedc | 227 | gtk2 ) val=gtk2 ;; |
067d23c9 KY |
228 | gtk3 ) val=gtk3 ;; |
229 | * ) | |
230 | AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid; | |
d673aedc JD |
231 | this option's value should be `yes', `no', `lucid', `athena', `motif', `gtk', |
232 | `gtk2' or `gtk3'. `yes' and `gtk' are synonyms. | |
233 | `athena' and `lucid' are synonyms.]) | |
067d23c9 KY |
234 | ;; |
235 | esac | |
236 | with_x_toolkit=$val | |
237 | ]) | |
238 | ||
81eafe29 PE |
239 | OPTION_DEFAULT_OFF([wide-int], [prefer wide Emacs integers (typically 62-bit)]) |
240 | if test "$with_wide_int" = yes; then | |
241 | AC_DEFINE([WIDE_EMACS_INT], 1, [Use long long for EMACS_INT if available.]) | |
242 | fi | |
243 | ||
067d23c9 KY |
244 | dnl _ON results in a '--without' option in the --help output, so |
245 | dnl the help text should refer to "don't compile", etc. | |
246 | OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support]) | |
247 | OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support]) | |
248 | OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support]) | |
249 | OPTION_DEFAULT_ON([gif],[don't compile with GIF image support]) | |
250 | OPTION_DEFAULT_ON([png],[don't compile with PNG image support]) | |
251 | OPTION_DEFAULT_ON([rsvg],[don't compile with SVG image support]) | |
252 | OPTION_DEFAULT_ON([xml2],[don't compile with XML parsing support]) | |
253 | OPTION_DEFAULT_ON([imagemagick],[don't compile with ImageMagick image support]) | |
254 | ||
255 | OPTION_DEFAULT_ON([xft],[don't use XFT for anti aliased fonts]) | |
256 | OPTION_DEFAULT_ON([libotf],[don't use libotf for OpenType font support]) | |
257 | OPTION_DEFAULT_ON([m17n-flt],[don't use m17n-flt for text shaping]) | |
258 | ||
259 | OPTION_DEFAULT_ON([toolkit-scroll-bars],[don't use Motif or Xaw3d scroll bars]) | |
260 | OPTION_DEFAULT_ON([xaw3d],[don't use Xaw3d]) | |
261 | OPTION_DEFAULT_ON([xim],[don't use X11 XIM]) | |
b612ffc9 | 262 | OPTION_DEFAULT_OFF([ns],[use NeXTstep (Cocoa or GNUstep) windowing system]) |
6758608f | 263 | OPTION_DEFAULT_OFF([w32], [use native MS Windows GUI in a Cygwin build]) |
067d23c9 KY |
264 | |
265 | OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux console]) | |
266 | OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support]) | |
267 | OPTION_DEFAULT_ON([gconf],[don't compile with GConf support]) | |
9851bfc5 | 268 | OPTION_DEFAULT_ON([gsettings],[don't compile with GSettings support]) |
067d23c9 KY |
269 | OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support]) |
270 | OPTION_DEFAULT_ON([gnutls],[don't use -lgnutls for SSL/TLS support]) | |
8d28d0ac | 271 | OPTION_DEFAULT_ON([zlib],[don't compile with zlib decompression support]) |
c9628c79 MA |
272 | |
273 | AC_ARG_WITH([file-notification],[AS_HELP_STRING([--with-file-notification=LIB], | |
274 | [use a file notification library (LIB one of: yes, gfile, inotify, w32, no)])], | |
275 | [ case "${withval}" in | |
276 | y | ye | yes ) val=yes ;; | |
277 | n | no ) val=no ;; | |
278 | g | gf | gfi | gfil | gfile ) val=gfile ;; | |
279 | i | in | ino | inot | inoti | inotif | inotify ) val=inotify ;; | |
280 | w | w3 | w32 ) val=w32 ;; | |
281 | * ) AC_MSG_ERROR([`--with-file-notification=$withval' is invalid; | |
282 | this option's value should be `yes', `no', `gfile', `inotify' or `w32'. | |
671d4bfc GM |
283 | `yes' is a synonym for `w32' on MS-Windows, for `no' on Nextstep, |
284 | otherwise for the first of `gfile' or `inotify' that is usable.]) | |
c9628c79 MA |
285 | ;; |
286 | esac | |
287 | with_file_notification=$val | |
288 | ], | |
b0e22831 | 289 | [with_file_notification=$with_features]) |
067d23c9 KY |
290 | |
291 | ## For the times when you want to build Emacs but don't have | |
292 | ## a suitable makeinfo, and can live without the manuals. | |
293 | dnl http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01844.html | |
294 | OPTION_DEFAULT_ON([makeinfo],[don't require makeinfo for building manuals]) | |
295 | ||
6c269a38 PE |
296 | ## Makefile.in needs the cache file name. |
297 | AC_SUBST(cache_file) | |
298 | ||
067d23c9 KY |
299 | ## This is an option because I do not know if all info/man support |
300 | ## compressed files, nor how to test if they do so. | |
335142f9 GM |
301 | OPTION_DEFAULT_ON([compress-install], |
302 | [don't compress some files (.el, .info, etc.) when installing. Equivalent to: | |
303 | make GZIP_PROG= install]) | |
067d23c9 KY |
304 | |
305 | AC_ARG_WITH([pkg-config-prog],dnl | |
3cc53d60 PE |
306 | [AS_HELP_STRING([--with-pkg-config-prog=FILENAME], |
307 | [file name of pkg-config for finding GTK and librsvg])]) | |
067d23c9 KY |
308 | if test "X${with_pkg_config_prog}" != X; then |
309 | if test "${with_pkg_config_prog}" != yes; then | |
310 | PKG_CONFIG="${with_pkg_config_prog}" | |
311 | fi | |
312 | fi | |
313 | ||
4fc5868a UM |
314 | AC_ARG_WITH(gameuser,dnl |
315 | [AS_HELP_STRING([--with-gameuser=USER],[user for shared game score files])]) | |
316 | test "X${with_gameuser}" != X && test "${with_gameuser}" != yes \ | |
317 | && gameuser="${with_gameuser}" | |
318 | test "X$gameuser" = X && gameuser=games | |
319 | ||
067d23c9 | 320 | AC_ARG_WITH([gnustep-conf],dnl |
3cc53d60 PE |
321 | [AS_HELP_STRING([--with-gnustep-conf=FILENAME], |
322 | [name of GNUstep.conf; default $GNUSTEP_CONFIG_FILE, or /etc/GNUstep/GNUstep.conf])]) | |
067d23c9 KY |
323 | test "X${with_gnustep_conf}" != X && test "${with_gnustep_conf}" != yes && \ |
324 | GNUSTEP_CONFIG_FILE="${with_gnustep_conf}" | |
325 | test "X$GNUSTEP_CONFIG_FILE" = "X" && \ | |
326 | GNUSTEP_CONFIG_FILE=/etc/GNUstep/GNUstep.conf | |
327 | ||
328 | AC_ARG_ENABLE(ns-self-contained, | |
329 | [AS_HELP_STRING([--disable-ns-self-contained], | |
330 | [disable self contained build under NeXTstep])], | |
331 | EN_NS_SELF_CONTAINED=$enableval, | |
332 | EN_NS_SELF_CONTAINED=yes) | |
333 | ||
067d23c9 KY |
334 | AC_ARG_ENABLE(locallisppath, |
335 | [AS_HELP_STRING([--enable-locallisppath=PATH], | |
336 | [directories Emacs should search for lisp files specific | |
337 | to this site])], | |
338 | if test "${enableval}" = "no"; then | |
339 | locallisppath= | |
340 | elif test "${enableval}" != "yes"; then | |
341 | locallisppath=${enableval} | |
342 | fi) | |
343 | ||
344 | AC_ARG_ENABLE(checking, | |
345 | [AS_HELP_STRING([--enable-checking@<:@=LIST@:>@], | |
346 | [enable expensive run-time checks. With LIST, | |
347 | enable only specific categories of checks. | |
348 | Categories are: all,yes,no. | |
349 | Flags are: stringbytes, stringoverrun, stringfreelist, | |
e509cfa6 | 350 | xmallocoverrun, conslist, glyphs])], |
067d23c9 KY |
351 | [ac_checking_flags="${enableval}"],[]) |
352 | IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS," | |
353 | for check in $ac_checking_flags | |
354 | do | |
355 | case $check in | |
356 | # these set all the flags to specific states | |
357 | yes) ac_enable_checking=1 ;; | |
358 | no) ac_enable_checking= ; | |
359 | ac_gc_check_stringbytes= ; | |
360 | ac_gc_check_string_overrun= ; | |
361 | ac_gc_check_string_free_list= ; | |
362 | ac_xmalloc_overrun= ; | |
e509cfa6 | 363 | ac_gc_check_cons_list= ; |
94eb8e0a | 364 | ac_glyphs_debug= ;; |
067d23c9 KY |
365 | all) ac_enable_checking=1 ; |
366 | ac_gc_check_stringbytes=1 ; | |
367 | ac_gc_check_string_overrun=1 ; | |
368 | ac_gc_check_string_free_list=1 ; | |
369 | ac_xmalloc_overrun=1 ; | |
e509cfa6 | 370 | ac_gc_check_cons_list=1 ; |
94eb8e0a | 371 | ac_glyphs_debug=1 ;; |
067d23c9 KY |
372 | # these enable particular checks |
373 | stringbytes) ac_gc_check_stringbytes=1 ;; | |
374 | stringoverrun) ac_gc_check_string_overrun=1 ;; | |
375 | stringfreelist) ac_gc_check_string_free_list=1 ;; | |
376 | xmallocoverrun) ac_xmalloc_overrun=1 ;; | |
377 | conslist) ac_gc_check_cons_list=1 ;; | |
94eb8e0a | 378 | glyphs) ac_glyphs_debug=1 ;; |
067d23c9 KY |
379 | *) AC_MSG_ERROR(unknown check category $check) ;; |
380 | esac | |
381 | done | |
382 | IFS="$ac_save_IFS" | |
383 | ||
384 | if test x$ac_enable_checking != x ; then | |
385 | AC_DEFINE(ENABLE_CHECKING, 1, | |
a54e2c05 | 386 | [Define to 1 if expensive run-time data type and consistency checks are enabled.]) |
067d23c9 KY |
387 | fi |
388 | if test x$ac_gc_check_stringbytes != x ; then | |
389 | AC_DEFINE(GC_CHECK_STRING_BYTES, 1, | |
390 | [Define this temporarily to hunt a bug. If defined, the size of | |
391 | strings is redundantly recorded in sdata structures so that it can | |
392 | be compared to the sizes recorded in Lisp strings.]) | |
393 | fi | |
40697cd9 | 394 | if test x$ac_gc_check_string_overrun != x ; then |
067d23c9 KY |
395 | AC_DEFINE(GC_CHECK_STRING_OVERRUN, 1, |
396 | [Define this to check for short string overrun.]) | |
397 | fi | |
398 | if test x$ac_gc_check_string_free_list != x ; then | |
399 | AC_DEFINE(GC_CHECK_STRING_FREE_LIST, 1, | |
400 | [Define this to check the string free list.]) | |
401 | fi | |
402 | if test x$ac_xmalloc_overrun != x ; then | |
403 | AC_DEFINE(XMALLOC_OVERRUN_CHECK, 1, | |
404 | [Define this to check for malloc buffer overrun.]) | |
405 | fi | |
406 | if test x$ac_gc_check_cons_list != x ; then | |
407 | AC_DEFINE(GC_CHECK_CONS_LIST, 1, | |
408 | [Define this to check for errors in cons list.]) | |
409 | fi | |
94eb8e0a | 410 | if test x$ac_glyphs_debug != x ; then |
e509cfa6 DA |
411 | AC_DEFINE(GLYPH_DEBUG, 1, |
412 | [Define this to enable glyphs debugging code.]) | |
413 | fi | |
067d23c9 | 414 | |
646b5f55 AS |
415 | AC_ARG_ENABLE(check-lisp-object-type, |
416 | [AS_HELP_STRING([--enable-check-lisp-object-type], | |
417 | [enable compile time checks for the Lisp_Object data type. | |
418 | This is useful for development for catching certain types of bugs.])], | |
067d23c9 | 419 | if test "${enableval}" != "no"; then |
646b5f55 AS |
420 | AC_DEFINE(CHECK_LISP_OBJECT_TYPE, 1, |
421 | [Define this to enable compile time checks for the Lisp_Object data type.]) | |
067d23c9 KY |
422 | fi) |
423 | ||
424 | ||
2ef26ceb EZ |
425 | dnl The name of this option is unfortunate. It predates, and has no |
426 | dnl relation to, the "sampling-based elisp profiler" added in 24.3. | |
427 | dnl Actually, it stops it working. | |
428 | dnl http://lists.gnu.org/archive/html/emacs-devel/2012-11/msg00393.html | |
067d23c9 KY |
429 | AC_ARG_ENABLE(profiling, |
430 | [AS_HELP_STRING([--enable-profiling], | |
2ef26ceb EZ |
431 | [build emacs with low-level, gprof profiling support. |
432 | Mainly useful for debugging Emacs itself. May not work on | |
433 | all platforms. Stops profiler.el working.])], | |
067d23c9 KY |
434 | [ac_enable_profiling="${enableval}"],[]) |
435 | if test x$ac_enable_profiling != x ; then | |
436 | PROFILING_CFLAGS="-DPROFILING=1 -pg" | |
437 | else | |
438 | PROFILING_CFLAGS= | |
439 | fi | |
440 | AC_SUBST(PROFILING_CFLAGS) | |
441 | ||
442 | AC_ARG_ENABLE(autodepend, | |
443 | [AS_HELP_STRING([--enable-autodepend], | |
444 | [automatically generate dependencies to .h-files. | |
f6dce6c1 | 445 | Requires gcc, enabled if found.])], |
067d23c9 KY |
446 | [ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes]) |
447 | ||
7ec363cf JD |
448 | AC_ARG_ENABLE(gtk-deprecation-warnings, |
449 | [AS_HELP_STRING([--enable-gtk-deprecation-warnings], | |
450 | [Show Gtk+/Gdk deprecation warnings for Gtk+ >= 3.0])], | |
451 | [ac_enable_gtk_deprecation_warnings="${enableval}"],[]) | |
452 | ||
067d23c9 KY |
453 | ### Canonicalize the configuration name. |
454 | ||
455 | AC_CANONICAL_HOST | |
456 | canonical=$host | |
457 | configuration=${host_alias-${build_alias-$host}} | |
458 | ||
459 | dnl This used to use changequote, but, apart from `changequote is evil' | |
460 | dnl per the autoconf manual, we can speed up autoconf somewhat by quoting | |
461 | dnl the great gob of text. Thus it's not processed for possible expansion. | |
462 | dnl Just make sure the brackets remain balanced. | |
463 | dnl | |
464 | dnl Since Emacs can't find matching pairs of quotes, boundaries are | |
465 | dnl indicated by comments. | |
466 | dnl quotation begins | |
467 | [ | |
468 | ||
469 | ### If you add support for a new configuration, add code to this | |
470 | ### switch statement to recognize your configuration name and select | |
7a7f5cce GM |
471 | ### the appropriate opsys. |
472 | ||
067d23c9 KY |
473 | ### As far as handling version numbers on operating systems is |
474 | ### concerned, make sure things will fail in a fixable way. If | |
475 | ### /etc/MACHINES doesn't say anything about version numbers, be | |
476 | ### prepared to handle anything reasonably. If version numbers | |
477 | ### matter, be sure /etc/MACHINES says something about it. | |
478 | ||
34374650 | 479 | opsys='' unported=no |
067d23c9 KY |
480 | case "${canonical}" in |
481 | ||
695a3dc5 PE |
482 | ## GNU/Linux and similar ports |
483 | *-*-linux* ) | |
d6a003a8 | 484 | opsys=gnu-linux |
d6a003a8 AS |
485 | ;; |
486 | ||
067d23c9 KY |
487 | ## FreeBSD ports |
488 | *-*-freebsd* ) | |
489 | opsys=freebsd | |
067d23c9 KY |
490 | ;; |
491 | ||
7e00831f JM |
492 | ## DragonFly ports |
493 | *-*-dragonfly* ) | |
494 | opsys=dragonfly | |
495 | ;; | |
496 | ||
067d23c9 KY |
497 | ## FreeBSD kernel + glibc based userland |
498 | *-*-kfreebsd*gnu* ) | |
499 | opsys=gnu-kfreebsd | |
067d23c9 KY |
500 | ;; |
501 | ||
502 | ## NetBSD ports | |
503 | *-*-netbsd* ) | |
504 | opsys=netbsd | |
067d23c9 KY |
505 | ;; |
506 | ||
507 | ## OpenBSD ports | |
508 | *-*-openbsd* ) | |
509 | opsys=openbsd | |
067d23c9 KY |
510 | ;; |
511 | ||
067d23c9 KY |
512 | ## Apple Darwin / Mac OS X |
513 | *-apple-darwin* ) | |
514 | case "${canonical}" in | |
34374650 PE |
515 | i[3456]86-* ) ;; |
516 | powerpc-* ) ;; | |
517 | x86_64-* ) ;; | |
067d23c9 KY |
518 | * ) unported=yes ;; |
519 | esac | |
520 | opsys=darwin | |
136c45ee GM |
521 | ## Use fink packages if available. |
522 | ## FIXME find a better way to do this: http://debbugs.gnu.org/11507 | |
523 | ## if test -d /sw/include && test -d /sw/lib; then | |
524 | ## GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib" | |
525 | ## NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS} | |
526 | ## fi | |
067d23c9 KY |
527 | ;; |
528 | ||
e8bdb06e KB |
529 | ## Cygwin ports |
530 | *-*-cygwin ) | |
531 | opsys=cygwin | |
532 | ;; | |
533 | ||
067d23c9 KY |
534 | ## HP 9000 series 700 and 800, running HP/UX |
535 | hppa*-hp-hpux10.2* ) | |
d6a003a8 | 536 | opsys=hpux10-20 |
067d23c9 KY |
537 | ;; |
538 | hppa*-hp-hpux1[1-9]* ) | |
d6a003a8 | 539 | opsys=hpux11 |
067d23c9 KY |
540 | CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS" |
541 | ;; | |
542 | ||
067d23c9 | 543 | ## IBM machines |
067d23c9 | 544 | rs6000-ibm-aix4.[23]* ) |
34374650 | 545 | opsys=aix4-2 |
067d23c9 KY |
546 | ;; |
547 | powerpc-ibm-aix4.[23]* ) | |
34374650 | 548 | opsys=aix4-2 |
067d23c9 KY |
549 | ;; |
550 | rs6000-ibm-aix[56]* ) | |
34374650 | 551 | opsys=aix4-2 |
067d23c9 KY |
552 | ;; |
553 | powerpc-ibm-aix[56]* ) | |
34374650 | 554 | opsys=aix4-2 |
067d23c9 KY |
555 | ;; |
556 | ||
067d23c9 KY |
557 | ## Silicon Graphics machines |
558 | ## Iris 4D | |
559 | mips-sgi-irix6.5 ) | |
76b397fb | 560 | opsys=irix6-5 |
067d23c9 KY |
561 | # Without defining _LANGUAGE_C, things get masked out in the headers |
562 | # so that, for instance, grepping for `free' in stdlib.h fails and | |
563 | # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m). | |
067d23c9 KY |
564 | NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C" |
565 | ;; | |
566 | ||
567 | ## Suns | |
067d23c9 KY |
568 | *-sun-solaris* \ |
569 | | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* \ | |
570 | | x86_64-*-solaris2* | x86_64-*-sunos5*) | |
571 | case "${canonical}" in | |
34374650 PE |
572 | i[3456]86-*-* ) ;; |
573 | amd64-*-*|x86_64-*-*) ;; | |
574 | sparc* ) ;; | |
067d23c9 KY |
575 | * ) unported=yes ;; |
576 | esac | |
577 | case "${canonical}" in | |
59587ee4 PE |
578 | *-sunos5.[1-9][0-9]* | *-solaris2.[1-9][0-9]* ) |
579 | opsys=sol2-10 | |
580 | emacs_check_sunpro_c=yes | |
581 | ;; | |
067d23c9 KY |
582 | *-sunos5.6* | *-solaris2.6* ) |
583 | opsys=sol2-6 | |
067d23c9 KY |
584 | RANLIB="ar -ts" |
585 | ;; | |
586 | *-sunos5.[7-9]* | *-solaris2.[7-9]* ) | |
587 | opsys=sol2-6 | |
588 | emacs_check_sunpro_c=yes | |
067d23c9 | 589 | ;; |
067d23c9 KY |
590 | esac |
591 | ## Watch out for a compiler that we know will not work. | |
592 | case "${canonical}" in | |
593 | *-solaris* | *-sunos5* ) | |
594 | if [ "x$CC" = x/usr/ucb/cc ]; then | |
595 | ## /usr/ucb/cc doesn't work; | |
596 | ## we should find some other compiler that does work. | |
597 | unset CC | |
598 | fi | |
599 | ;; | |
600 | *) ;; | |
601 | esac | |
602 | ;; | |
603 | ||
067d23c9 KY |
604 | ## Intel 386 machines where we don't care about the manufacturer. |
605 | i[3456]86-*-* ) | |
067d23c9 | 606 | case "${canonical}" in |
27cb7be2 | 607 | *-darwin* ) opsys=darwin ;; |
31ff141c | 608 | *-mingw32 ) |
fb0862b2 | 609 | opsys=mingw32 |
9e821c83 | 610 | # MinGW overrides and adds some system headers in nt/inc. |
845b7499 | 611 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" |
fb0862b2 | 612 | ;; |
f04940ae PE |
613 | *-sysv4.2uw* ) opsys=unixware ;; |
614 | *-sysv5uw* ) opsys=unixware ;; | |
615 | *-sysv5OpenUNIX* ) opsys=unixware ;; | |
067d23c9 KY |
616 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. |
617 | esac | |
618 | ;; | |
619 | ||
bd717ca4 FP |
620 | # MinGW64 |
621 | x86_64-*-* ) | |
622 | case "${canonical}" in | |
623 | *-mingw32 ) | |
624 | opsys=mingw32 | |
625 | # MinGW overrides and adds some system headers in nt/inc. | |
626 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" | |
627 | ;; | |
628 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. | |
629 | esac | |
630 | ;; | |
631 | ||
067d23c9 KY |
632 | * ) |
633 | unported=yes | |
634 | ;; | |
635 | esac | |
636 | ||
637 | ### If the code above didn't choose an operating system, just choose | |
638 | ### an operating system based on the configuration name. You really | |
639 | ### only want to use this when you have no idea what the right | |
640 | ### operating system is; if you know what operating systems a machine | |
641 | ### runs, it's cleaner to make it explicit in the case statement | |
642 | ### above. | |
643 | if test x"${opsys}" = x; then | |
644 | case "${canonical}" in | |
645 | *-gnu* ) opsys=gnu ;; | |
646 | * ) | |
647 | unported=yes | |
648 | ;; | |
649 | esac | |
650 | fi | |
651 | ||
652 | ] | |
653 | dnl quotation ends | |
654 | ||
655 | if test $unported = yes; then | |
41dc0fed | 656 | AC_MSG_ERROR([Emacs does not support `${canonical}' systems. |
7b207d6d | 657 | If you think it should, please send a report to ${PACKAGE_BUGREPORT}. |
067d23c9 KY |
658 | Check `etc/MACHINES' for recognized configuration names.]) |
659 | fi | |
660 | ||
067d23c9 | 661 | |
f6dce6c1 GM |
662 | AC_MSG_CHECKING([whether we are using GNU Make]) |
663 | testval=`${MAKE-make} --version 2>/dev/null | grep 'GNU Make'` | |
664 | if test "x$testval" != x; then | |
665 | AC_MSG_RESULT([yes]) | |
666 | else | |
667 | AC_MSG_RESULT([no]) | |
668 | AC_MSG_ERROR([Building Emacs requires GNU make. | |
ef9b8f2d PE |
669 | If you have it installed under another name, configure with 'MAKE=...'. |
670 | For example, run './configure MAKE=gmake'.]) | |
f6dce6c1 GM |
671 | fi |
672 | ||
673 | ||
067d23c9 | 674 | #### Choose a compiler. |
27cb7be2 | 675 | |
067d23c9 | 676 | dnl Sets GCC=yes if using gcc. |
efe70219 | 677 | AC_PROG_CC([gcc cc cl clang "$XCRUN gcc" "$XCRUN clang"]) |
5eedd0b9 | 678 | if test -n "$XCRUN"; then |
7c8114cb | 679 | AC_CHECK_PROGS(AR, [ar "$XCRUN ar"]) |
5eedd0b9 | 680 | test -n "$AR" && export AR |
7c8114cb | 681 | fi |
efe70219 | 682 | |
9a514d4a PE |
683 | AM_PROG_CC_C_O |
684 | ||
067d23c9 KY |
685 | if test x$GCC = xyes; then |
686 | test "x$GCC_TEST_OPTIONS" != x && CC="$CC $GCC_TEST_OPTIONS" | |
687 | else | |
688 | test "x$NON_GCC_TEST_OPTIONS" != x && CC="$CC $NON_GCC_TEST_OPTIONS" | |
689 | fi | |
690 | ||
a74b0e1b EZ |
691 | dnl This is used in lib/Makefile.am to use nt/gnulib.mk, the |
692 | dnl alternative to lib/gnulib.mk, so as to avoid generating header files | |
693 | dnl that clash with MinGW. | |
694 | AM_CONDITIONAL([BUILDING_FOR_WINDOWSNT], [test "x$opsys" = "xmingw32"]) | |
695 | ||
a8f9bc05 PE |
696 | # Avoid gnulib's tests for -lcrypto, so that there's no static dependency on it. |
697 | AC_DEFUN([gl_CRYPTO_CHECK]) | |
70743157 PE |
698 | # Avoid gnulib's tests for HAVE_WORKING_O_NOATIME and HAVE_WORKING_O_NOFOLLOW, |
699 | # as we don't use them. | |
73dcdb9f | 700 | AC_DEFUN([gl_FCNTL_O_FLAGS]) |
a615a3ae PE |
701 | # Avoid gnulib's threadlib module, as we do threads our own way. |
702 | AC_DEFUN([gl_THREADLIB]) | |
703 | ||
f04940ae | 704 | # Initialize gnulib right after choosing the compiler. |
58eaa9ec | 705 | dnl Amongst other things, this sets AR and ARFLAGS. |
f04940ae PE |
706 | gl_EARLY |
707 | ||
6e8aca60 | 708 | if test "$ac_test_CFLAGS" != set; then |
f780d632 PE |
709 | # It's helpful to have C macros available to GDB, so prefer -g3 to -g |
710 | # if -g3 works and the user does not specify CFLAGS. | |
711 | # This test must follow gl_EARLY; otherwise AC_LINK_IFELSE complains. | |
6e8aca60 PE |
712 | case $CFLAGS in |
713 | '-g') | |
714 | emacs_g3_CFLAGS='-g3';; | |
715 | '-g -O2') | |
716 | emacs_g3_CFLAGS='-g3 -O2';; | |
717 | *) | |
718 | emacs_g3_CFLAGS='';; | |
719 | esac | |
720 | if test -n "$emacs_g3_CFLAGS"; then | |
721 | emacs_save_CFLAGS=$CFLAGS | |
722 | CFLAGS=$emacs_g3_CFLAGS | |
723 | AC_CACHE_CHECK([whether $CC accepts $emacs_g3_CFLAGS], | |
724 | [emacs_cv_prog_cc_g3], | |
725 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
726 | [emacs_cv_prog_cc_g3=yes], | |
f780d632 PE |
727 | [emacs_cv_prog_cc_g3=no])]) |
728 | if test $emacs_cv_prog_cc_g3 != yes; then | |
6e8aca60 PE |
729 | CFLAGS=$emacs_save_CFLAGS |
730 | fi | |
f540ee86 EZ |
731 | if test $opsys = mingw32; then |
732 | CFLAGS="$CFLAGS -gdwarf-2" | |
733 | fi | |
6e8aca60 | 734 | fi |
f780d632 PE |
735 | |
736 | case $CFLAGS in | |
737 | *-O*) ;; | |
738 | *) | |
739 | # No optimization flag was inferred for this non-GCC compiler. | |
740 | # Try -O. This is needed for xlc on AIX; see Bug#14258. | |
741 | emacs_save_CFLAGS=$CFLAGS | |
742 | test -z "$CFLAGS" || CFLAGS="$CFLAGS " | |
743 | CFLAGS=${CFLAGS}-O | |
744 | AC_CACHE_CHECK([whether $CC accepts -O], | |
745 | [emacs_cv_prog_cc_o], | |
746 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
747 | [emacs_cv_prog_cc_o=yes], | |
748 | [emacs_cv_prog_cc_o=no])]) | |
749 | if test $emacs_cv_prog_cc_o != yes; then | |
750 | CFLAGS=$emacs_save_CFLAGS | |
751 | fi ;; | |
752 | esac | |
6e8aca60 PE |
753 | fi |
754 | ||
b8df54ff PE |
755 | AC_ARG_ENABLE([gcc-warnings], |
756 | [AS_HELP_STRING([--enable-gcc-warnings], | |
c4e2ba0a | 757 | [turn on lots of GCC warnings/errors. This is intended for |
f5c08e17 PE |
758 | developers, and may generate false alarms when used |
759 | with older or non-GNU development tools.])], | |
b8df54ff PE |
760 | [case $enableval in |
761 | yes|no) ;; | |
762 | *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;; | |
763 | esac | |
764 | gl_gcc_warnings=$enableval], | |
765 | [gl_gcc_warnings=no] | |
766 | ) | |
767 | ||
94eb8e0a DA |
768 | AC_ARG_ENABLE(link-time-optimization, |
769 | [AS_HELP_STRING([--enable-link-time-optimization], | |
770 | [build emacs with link-time optimization. | |
771 | This is supported only for GCC since 4.5.0.])], | |
772 | if test "${enableval}" != "no"; then | |
773 | AC_MSG_CHECKING([whether link-time optimization is supported]) | |
774 | ac_lto_supported=no | |
775 | if test x$GCC = xyes; then | |
776 | CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null` | |
777 | if test x$CPUS != x; then | |
778 | LTO="-flto=$CPUS" | |
779 | else | |
780 | LTO="-flto" | |
f5c08e17 | 781 | fi |
94eb8e0a DA |
782 | old_CFLAGS=$CFLAGS |
783 | CFLAGS="$CFLAGS $LTO" | |
784 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], | |
785 | [ac_lto_supported=yes], [ac_lto_supported=no]) | |
786 | CFLAGS="$old_CFLAGS" | |
787 | fi | |
788 | AC_MSG_RESULT([$ac_lto_supported]) | |
789 | if test "$ac_lto_supported" = "yes"; then | |
790 | CFLAGS="$CFLAGS $LTO" | |
791 | fi | |
792 | fi) | |
793 | ||
b8df54ff PE |
794 | # gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found]) |
795 | # ------------------------------------------------ | |
796 | # If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND. | |
797 | # Otherwise, run RUN-IF-NOT-FOUND. | |
798 | AC_DEFUN([gl_GCC_VERSION_IFELSE], | |
799 | [AC_PREPROC_IFELSE( | |
800 | [AC_LANG_PROGRAM( | |
801 | [[ | |
802 | #if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__) | |
803 | /* ok */ | |
804 | #else | |
805 | # error "your version of gcc is older than $1.$2" | |
806 | #endif | |
807 | ]]), | |
808 | ], [$3], [$4]) | |
809 | ] | |
810 | ) | |
811 | ||
8762e524 JD |
812 | # clang is unduly picky about some things. |
813 | AC_CACHE_CHECK([whether the compiler is clang], [emacs_cv_clang], | |
814 | [AC_COMPILE_IFELSE( | |
815 | [AC_LANG_PROGRAM([[ | |
816 | #ifndef __clang__ | |
817 | #error "not clang" | |
818 | #endif | |
819 | ]])], | |
820 | [emacs_cv_clang=yes], | |
821 | [emacs_cv_clang=no])]) | |
822 | ||
b8df54ff PE |
823 | # When compiling with GCC, prefer -isystem to -I when including system |
824 | # include files, to avoid generating useless diagnostics for the files. | |
825 | if test "$gl_gcc_warnings" != yes; then | |
826 | isystem='-I' | |
8762e524 JD |
827 | if test "$emacs_cv_clang" = yes |
828 | then | |
829 | # Turn off some warnings if supported. | |
830 | gl_WARN_ADD([-Wno-switch]) | |
831 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
832 | gl_WARN_ADD([-Wno-pointer-sign]) | |
833 | fi | |
b8df54ff PE |
834 | else |
835 | isystem='-isystem ' | |
836 | ||
837 | # This, $nw, is the list of warnings we disable. | |
838 | nw= | |
839 | ||
840 | case $with_x_toolkit in | |
841 | lucid | athena | motif) | |
842 | # Old toolkits mishandle 'const'. | |
843 | nw="$nw -Wwrite-strings" | |
844 | ;; | |
845 | *) | |
846 | gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) | |
847 | ;; | |
848 | esac | |
849 | AC_SUBST([WERROR_CFLAGS]) | |
850 | ||
b8df54ff | 851 | nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings |
b8df54ff | 852 | nw="$nw -Woverlength-strings" # Not a problem these days |
b8df54ff | 853 | nw="$nw -Wlogical-op" # any use of fwrite provokes this |
6045c4fd | 854 | nw="$nw -Wformat-nonliteral" # we do this a lot |
b8df54ff PE |
855 | nw="$nw -Wvla" # warnings in gettext.h |
856 | nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ | |
b8df54ff | 857 | nw="$nw -Wswitch-default" # Too many warnings for now |
6045c4fd | 858 | nw="$nw -Winline" # OK to ignore 'inline' |
79a7bafe | 859 | nw="$nw -Wjump-misses-init" # We sometimes safely jump over init. |
2ef26ceb EZ |
860 | nw="$nw -Wstrict-overflow" # OK to optimize assuming that |
861 | # signed overflow has undefined behavior | |
6045c4fd PE |
862 | nw="$nw -Wsync-nand" # irrelevant here, and provokes ObjC warning |
863 | nw="$nw -Wunsafe-loop-optimizations" # OK to suppress unsafe optimizations | |
84575e67 | 864 | nw="$nw -Wbad-function-cast" # These casts are no worse than others. |
b8df54ff PE |
865 | |
866 | # Emacs doesn't care about shadowing; see | |
867 | # <http://lists.gnu.org/archive/html/emacs-diffs/2011-11/msg00265.html>. | |
868 | nw="$nw -Wshadow" | |
869 | ||
a8e1690b PE |
870 | # Emacs's use of alloca inhibits protecting the stack. |
871 | nw="$nw -Wstack-protector" | |
872 | ||
2ef26ceb | 873 | # The following line should be removable at some point. |
b8df54ff PE |
874 | nw="$nw -Wsuggest-attribute=pure" |
875 | ||
4b73fc73 PE |
876 | # This part is merely for shortening the command line, |
877 | # since -Wno-FOO needs to be added below regardless. | |
878 | nw="$nw -Wmissing-field-initializers" | |
879 | nw="$nw -Wswitch" | |
880 | nw="$nw -Wtype-limits" | |
881 | nw="$nw -Wunused-parameter" | |
882 | ||
31ff141c PE |
883 | if test $emacs_cv_clang = yes; then |
884 | nw="$nw -Wcast-align" | |
885 | fi | |
886 | ||
b8df54ff PE |
887 | gl_MANYWARN_ALL_GCC([ws]) |
888 | gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) | |
889 | for w in $ws; do | |
890 | gl_WARN_ADD([$w]) | |
891 | done | |
892 | gl_WARN_ADD([-Wno-missing-field-initializers]) # We need this one | |
893 | gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now | |
894 | gl_WARN_ADD([-Wno-type-limits]) # Too many warnings for now | |
895 | gl_WARN_ADD([-Wno-switch]) # Too many warnings for now | |
896 | gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now | |
897 | gl_WARN_ADD([-Wno-format-nonliteral]) | |
898 | ||
899 | # In spite of excluding -Wlogical-op above, it is enabled, as of | |
900 | # gcc 4.5.0 20090517. | |
901 | gl_WARN_ADD([-Wno-logical-op]) | |
902 | ||
31ff141c PE |
903 | # More things that clang is unduly picky about. |
904 | if test $emacs_cv_clang = yes; then | |
905 | gl_WARN_ADD([-Wno-format-extra-args]) | |
906 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
907 | gl_WARN_ADD([-Wno-unused-command-line-argument]) | |
908 | gl_WARN_ADD([-Wno-unused-value]) | |
909 | fi | |
910 | ||
b8df54ff | 911 | AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.]) |
2d3800d2 PE |
912 | AH_VERBATIM([FORTIFY_SOURCE], |
913 | [/* Enable compile-time and run-time bounds-checking, and some warnings, | |
914 | without upsetting glibc 2.15+. */ | |
7f8de58c | 915 | #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__ |
2d3800d2 PE |
916 | # define _FORTIFY_SOURCE 2 |
917 | #endif | |
918 | ]) | |
b8df54ff PE |
919 | AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks]) |
920 | ||
921 | # We use a slightly smaller set of warning options for lib/. | |
922 | # Remove the following and save the result in GNULIB_WARN_CFLAGS. | |
923 | nw= | |
924 | nw="$nw -Wunused-macros" | |
925 | ||
926 | gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
927 | AC_SUBST([GNULIB_WARN_CFLAGS]) | |
067d23c9 | 928 | fi |
067d23c9 | 929 | |
067d23c9 KY |
930 | |
931 | ||
f04940ae PE |
932 | dnl Some other nice autoconf tests. |
933 | dnl These are commented out, since gl_EARLY and/or Autoconf already does them. | |
934 | dnl AC_PROG_INSTALL | |
935 | dnl AC_PROG_MKDIR_P | |
936 | dnl if test "x$RANLIB" = x; then | |
937 | dnl AC_PROG_RANLIB | |
938 | dnl fi | |
4f8902cd GM |
939 | |
940 | ||
941 | dnl Sadly, AC_PROG_LN_S is too restrictive. It also tests whether links | |
942 | dnl can be made to directories. This is not relevant for our usage, and | |
943 | dnl excludes some cases that work fine for us. Eg MS Windows or files | |
944 | dnl hosted on AFS, both examples where simple links work, but links to | |
945 | dnl directories fail. We use a cut-down version instead. | |
946 | dnl AC_PROG_LN_S | |
947 | ||
948 | AC_MSG_CHECKING([whether ln -s works for files in the same directory]) | |
949 | rm -f conf$$ conf$$.file | |
950 | ||
951 | LN_S_FILEONLY='cp -p' | |
952 | ||
953 | if (echo >conf$$.file) 2>/dev/null; then | |
954 | if ln -s conf$$.file conf$$ 2>/dev/null; then | |
955 | LN_S_FILEONLY='ln -s' | |
956 | elif ln conf$$.file conf$$ 2>/dev/null; then | |
957 | LN_S_FILEONLY=ln | |
958 | fi | |
959 | fi | |
960 | ||
961 | rm -f conf$$ conf$$.file | |
962 | ||
963 | if test "$LN_S_FILEONLY" = "ln -s"; then | |
964 | AC_MSG_RESULT([yes]) | |
965 | else | |
966 | AC_MSG_RESULT([no, using $LN_S_FILEONLY]) | |
967 | fi | |
968 | ||
969 | AC_SUBST(LN_S_FILEONLY) | |
970 | ||
067d23c9 | 971 | |
f576f7fb EZ |
972 | dnl AC_PROG_LN_S sets LN_S to 'cp -pR' for MinGW, on the premise that 'ln' |
973 | dnl doesn't support links to directories, as in "ln file dir". But that | |
974 | dnl use is non-portable, and OTOH MinGW wants to use hard links for Emacs | |
975 | dnl executables at "make install" time. | |
976 | dnl See http://lists.gnu.org/archive/html/emacs-devel/2013-04/msg00475.html | |
977 | dnl for more details. | |
64544985 | 978 | if test "$opsys" = "mingw32"; then |
f576f7fb | 979 | LN_S="ln" |
64544985 | 980 | fi |
64544985 | 981 | |
0e7a053e PE |
982 | AC_PATH_PROG(INSTALL_INFO, install-info, :, |
983 | $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin) | |
067d23c9 KY |
984 | dnl Don't use GZIP, which is used by gzip for additional parameters. |
985 | AC_PATH_PROG(GZIP_PROG, gzip) | |
986 | ||
66f3731f | 987 | test $with_compress_install != yes && test -n "$GZIP_PROG" && \ |
335142f9 GM |
988 | GZIP_PROG=" # $GZIP_PROG # (disabled by configure --without-compress-install)" |
989 | ||
0b6b25d5 GM |
990 | if test $opsys = gnu-linux; then |
991 | AC_PATH_PROG(PAXCTL, paxctl,, | |
992 | [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/usr/sbin]) | |
32d9ba9a UM |
993 | if test "X$PAXCTL" != X; then |
994 | AC_MSG_CHECKING([whether binaries have a PT_PAX_FLAGS header]) | |
995 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
996 | [if $PAXCTL -v conftest$EXEEXT >/dev/null 2>&1; then AC_MSG_RESULT(yes) | |
997 | else AC_MSG_RESULT(no); PAXCTL=""; fi]) | |
998 | fi | |
81da295e PE |
999 | |
1000 | if test "${SETFATTR+set}" != set; then | |
1001 | AC_CACHE_CHECK([for setfattr], | |
1002 | [emacs_cv_prog_setfattr], | |
1003 | [touch conftest.tmp | |
1004 | if (setfattr -n user.pax.flags conftest.tmp) >/dev/null 2>&1; then | |
1005 | emacs_cv_prog_setfattr=yes | |
1006 | else | |
1007 | emacs_cv_prog_setfattr=no | |
1008 | fi]) | |
1009 | if test "$emacs_cv_prog_setfattr" = yes; then | |
1010 | SETFATTR=setfattr | |
1011 | else | |
54c2b8b4 | 1012 | SETFATTR= |
81da295e PE |
1013 | fi |
1014 | rm -f conftest.tmp | |
1015 | AC_SUBST([SETFATTR]) | |
1016 | fi | |
0b6b25d5 | 1017 | fi |
067d23c9 | 1018 | |
23df914b | 1019 | ## Need makeinfo >= 4.7 (?) to build the manuals. |
067d23c9 KY |
1020 | AC_PATH_PROG(MAKEINFO, makeinfo, no) |
1021 | dnl By this stage, configure has already checked for egrep and set EGREP, | |
1022 | dnl or exited with an error if no egrep was found. | |
3cc53d60 PE |
1023 | if test "$MAKEINFO" != "no"; then |
1024 | case ` | |
75d7aa24 | 1025 | $MAKEINFO --version 2> /dev/null | |
3cc53d60 PE |
1026 | $EGREP 'texinfo[[^0-9]]*([[1-4]][[0-9]]+|[[5-9]]|4\.[[7-9]]|4\.[[1-6]][[0-9]]+)' |
1027 | ` in | |
1028 | '') MAKEINFO=no;; | |
1029 | esac | |
067d23c9 KY |
1030 | fi |
1031 | ||
1032 | ## Makeinfo is unusual. For a released Emacs, the manuals are | |
1033 | ## pre-built, and not deleted by the normal clean rules. makeinfo is | |
1034 | ## therefore in the category of "special tools" not normally required, which | |
1035 | ## configure does not have to check for (eg autoconf itself). | |
31466836 ER |
1036 | ## In a repository checkout on the other hand, the manuals are not included. |
1037 | ## So makeinfo is a requirement to build from the repository, and configure | |
067d23c9 KY |
1038 | ## should test for it as it does for any other build requirement. |
1039 | ## We use the presence of $srcdir/info/emacs to distinguish a release, | |
31466836 | 1040 | ## with pre-built manuals, from a repository checkout. |
e5365138 GM |
1041 | HAVE_MAKEINFO=yes |
1042 | ||
067d23c9 | 1043 | if test "$MAKEINFO" = "no"; then |
e5365138 | 1044 | MAKEINFO=makeinfo |
067d23c9 | 1045 | if test "x${with_makeinfo}" = "xno"; then |
e5365138 | 1046 | HAVE_MAKEINFO=no |
3cc53d60 | 1047 | elif test ! -e "$srcdir/info/emacs" && test ! -e "$srcdir/info/emacs.info"; then |
23df914b | 1048 | AC_MSG_ERROR( [You do not seem to have makeinfo >= 4.7, and your |
067d23c9 KY |
1049 | source tree does not seem to have pre-built manuals in the `info' directory. |
1050 | Either install a suitable version of makeinfo, or re-run configure | |
1051 | with the `--without-makeinfo' option to build without the manuals.] ) | |
1052 | fi | |
1053 | fi | |
e5365138 | 1054 | AC_SUBST(HAVE_MAKEINFO) |
067d23c9 | 1055 | |
8045b906 GM |
1056 | dnl Just so that there is only a single place we need to edit. |
1057 | INFO_EXT=.info | |
1058 | INFO_OPTS=--no-split | |
1059 | AC_SUBST(INFO_EXT) | |
1060 | AC_SUBST(INFO_OPTS) | |
1061 | ||
1857cd3f | 1062 | if test $opsys = mingw32; then |
0acfedd3 | 1063 | DOCMISC_W32=efaq-w32 |
1857cd3f | 1064 | else |
0acfedd3 | 1065 | DOCMISC_W32= |
1857cd3f | 1066 | fi |
0acfedd3 | 1067 | AC_SUBST(DOCMISC_W32) |
1857cd3f | 1068 | |
067d23c9 KY |
1069 | dnl Add our options to ac_link now, after it is set up. |
1070 | ||
1071 | if test x$GCC = xyes; then | |
1072 | test "x$GCC_LINK_TEST_OPTIONS" != x && \ | |
1073 | ac_link="$ac_link $GCC_LINK_TEST_OPTIONS" | |
1074 | else | |
1075 | test "x$NON_GCC_LINK_TEST_OPTIONS" != x && \ | |
1076 | ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS" | |
1077 | fi | |
1078 | ||
1079 | dnl We need -znocombreloc if we're using a relatively recent GNU ld. | |
1080 | dnl If we can link with the flag, it shouldn't do any harm anyhow. | |
1081 | dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.) | |
1082 | dnl Treat GCC specially since it just gives a non-fatal `unrecognized option' | |
1083 | dnl if not built to support GNU ld. | |
1084 | ||
d7646461 GM |
1085 | dnl For a long time, -znocombreloc was added to LDFLAGS rather than |
1086 | dnl LD_SWITCH_SYSTEM_TEMACS. That is: | |
1087 | dnl * inappropriate, as LDFLAGS is a user option but this is essential. | |
1088 | dnl Eg "make LDFLAGS=... all" could run into problems, | |
71bd1a00 | 1089 | dnl http://bugs.debian.org/684788 |
d7646461 GM |
1090 | dnl * unnecessary, since temacs is the only thing that actually needs it. |
1091 | dnl Indeed this is where it was originally, prior to: | |
71bd1a00 | 1092 | dnl http://lists.gnu.org/archive/html/emacs-pretest-bug/2004-03/msg00170.html |
48b48f98 | 1093 | late_LDFLAGS="$LDFLAGS" |
067d23c9 | 1094 | if test x$GCC = xyes; then |
8d17ef8d | 1095 | LDFLAGS_NOCOMBRELOC="-Wl,-znocombreloc" |
067d23c9 | 1096 | else |
8d17ef8d | 1097 | LDFLAGS_NOCOMBRELOC="-znocombreloc" |
067d23c9 KY |
1098 | fi |
1099 | ||
8d17ef8d GM |
1100 | LDFLAGS="$LDFLAGS $LDFLAGS_NOCOMBRELOC" |
1101 | ||
067d23c9 KY |
1102 | AC_MSG_CHECKING([for -znocombreloc]) |
1103 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
1104 | [AC_MSG_RESULT(yes)], | |
8d17ef8d | 1105 | LDFLAGS_NOCOMBRELOC= |
067d23c9 KY |
1106 | [AC_MSG_RESULT(no)]) |
1107 | ||
48b48f98 | 1108 | LDFLAGS="$late_LDFLAGS" |
067d23c9 | 1109 | |
e76119d7 PE |
1110 | AC_CACHE_CHECK([whether addresses are sanitized], |
1111 | [emacs_cv_sanitize_address], | |
1112 | [AC_COMPILE_IFELSE( | |
1113 | [AC_LANG_PROGRAM( | |
1114 | [[#ifndef __has_feature | |
1115 | #define __has_feature(f) 0 | |
1116 | #endif | |
1117 | #if defined __SANITIZE_ADDRESS__ || __has_feature (address_sanitizer) | |
1118 | #else | |
1119 | #error "Addresses are not sanitized." | |
1120 | #endif | |
1121 | ]])], | |
1122 | [emacs_cv_sanitize_address=yes], | |
1123 | [emacs_cv_sanitize_address=no])]) | |
1124 | ||
067d23c9 KY |
1125 | dnl The function dump-emacs will not be defined and temacs will do |
1126 | dnl (load "loadup") automatically unless told otherwise. | |
4004ef46 | 1127 | test "x$CANNOT_DUMP" = "x" && CANNOT_DUMP=no |
067d23c9 | 1128 | case "$opsys" in |
4004ef46 | 1129 | your-opsys-here) CANNOT_DUMP=yes ;; |
067d23c9 | 1130 | esac |
4004ef46 | 1131 | |
e76119d7 | 1132 | if test "$CANNOT_DUMP" = "yes"; then |
4004ef46 | 1133 | AC_DEFINE(CANNOT_DUMP, 1, [Define if Emacs cannot be dumped on your system.]) |
e76119d7 PE |
1134 | elif test "$emacs_cv_sanitize_address" = yes; then |
1135 | AC_MSG_WARN([[Addresses are sanitized; suggest CANNOT_DUMP=yes]]) | |
1136 | fi | |
4004ef46 | 1137 | |
067d23c9 KY |
1138 | AC_SUBST(CANNOT_DUMP) |
1139 | ||
1140 | ||
1141 | UNEXEC_OBJ=unexelf.o | |
1142 | case "$opsys" in | |
1143 | # MSDOS uses unexcoff.o | |
067d23c9 KY |
1144 | aix4-2) |
1145 | UNEXEC_OBJ=unexaix.o | |
1146 | ;; | |
1147 | cygwin) | |
1148 | UNEXEC_OBJ=unexcw.o | |
1149 | ;; | |
1150 | darwin) | |
1151 | UNEXEC_OBJ=unexmacosx.o | |
1152 | ;; | |
1153 | hpux10-20 | hpux11) | |
1154 | UNEXEC_OBJ=unexhp9k800.o | |
1155 | ;; | |
6758608f EZ |
1156 | mingw32) |
1157 | UNEXEC_OBJ=unexw32.o | |
1158 | ;; | |
067d23c9 KY |
1159 | sol2-10) |
1160 | # Use the Solaris dldump() function, called from unexsol.c, to dump | |
1161 | # emacs, instead of the generic ELF dump code found in unexelf.c. | |
1162 | # The resulting binary has a complete symbol table, and is better | |
1163 | # for debugging and other observability tools (debuggers, pstack, etc). | |
b06b1098 | 1164 | # |
067d23c9 KY |
1165 | # If you encounter a problem using dldump(), please consider sending |
1166 | # a message to the OpenSolaris tools-linking mailing list: | |
1167 | # http://mail.opensolaris.org/mailman/listinfo/tools-linking | |
b06b1098 | 1168 | # |
067d23c9 KY |
1169 | # It is likely that dldump() works with older Solaris too, but this has |
1170 | # not been tested, so for now this change is for Solaris 10 or newer. | |
1171 | UNEXEC_OBJ=unexsol.o | |
1172 | ;; | |
1173 | esac | |
1174 | ||
1175 | LD_SWITCH_SYSTEM= | |
1176 | case "$opsys" in | |
7e00831f | 1177 | freebsd|dragonfly) |
067d23c9 KY |
1178 | ## Let `ld' find image libs and similar things in /usr/local/lib. |
1179 | ## The system compiler, GCC, has apparently been modified to not | |
1180 | ## look there, contrary to what a stock GCC would do. | |
3c30e766 GM |
1181 | ### It's not our place to do this. See bug#10313#17. |
1182 | ### LD_SWITCH_SYSTEM=-L/usr/local/lib | |
1183 | : | |
067d23c9 KY |
1184 | ;; |
1185 | ||
1186 | gnu-linux) | |
1187 | ## cpp test was "ifdef __mips__", but presumably this is equivalent... | |
d6a003a8 | 1188 | case $host_cpu in mips*) LD_SWITCH_SYSTEM="-G 0";; esac |
067d23c9 KY |
1189 | ;; |
1190 | ||
1191 | netbsd) | |
3c30e766 GM |
1192 | ### It's not our place to do this. See bug#10313#17. |
1193 | ### LD_SWITCH_SYSTEM="-Wl,-rpath,/usr/pkg/lib -L/usr/pkg/lib -Wl,-rpath,/usr/local/lib -L/usr/local/lib" | |
1194 | : | |
067d23c9 KY |
1195 | ;; |
1196 | ||
1197 | openbsd) | |
bb8eb357 | 1198 | ## Han Boetes <han@boetes.org> says this is necessary, |
067d23c9 KY |
1199 | ## otherwise Emacs dumps core on elf systems. |
1200 | LD_SWITCH_SYSTEM="-Z" | |
1201 | ;; | |
1202 | esac | |
1203 | AC_SUBST(LD_SWITCH_SYSTEM) | |
1204 | ||
1205 | ac_link="$ac_link $LD_SWITCH_SYSTEM" | |
1206 | ||
4d5c6349 | 1207 | ## This setting of LD_SWITCH_SYSTEM references LD_SWITCH_X_SITE_RPATH, |
067d23c9 KY |
1208 | ## which has not been defined yet. When this was handled with cpp, |
1209 | ## it was expanded to null when configure sourced the s/*.h file. | |
1210 | ## Thus LD_SWITCH_SYSTEM had different values in configure and the Makefiles. | |
1211 | ## FIXME it would be cleaner to put this in LD_SWITCH_SYSTEM_TEMACS | |
1212 | ## (or somesuch), but because it is supposed to go at the _front_ | |
1213 | ## of LD_SWITCH_SYSTEM, we cannot do that in exactly the same way. | |
1214 | ## Compare with the gnu-linux case below, which added to the end | |
1215 | ## of LD_SWITCH_SYSTEM, and so can instead go at the front of | |
1216 | ## LD_SWITCH_SYSTEM_TEMACS. | |
1217 | case "$opsys" in | |
1218 | netbsd|openbsd) | |
4d5c6349 | 1219 | LD_SWITCH_SYSTEM="\$(LD_SWITCH_X_SITE_RPATH) $LD_SWITCH_SYSTEM" ;; |
067d23c9 KY |
1220 | esac |
1221 | ||
1222 | ||
1223 | C_SWITCH_MACHINE= | |
34374650 PE |
1224 | case $canonical in |
1225 | alpha*) | |
067d23c9 KY |
1226 | AC_CHECK_DECL([__ELF__]) |
1227 | if test "$ac_cv_have_decl___ELF__" = "yes"; then | |
1228 | ## With ELF, make sure that all common symbols get allocated to in the | |
1229 | ## data section. Otherwise, the dump of temacs may miss variables in | |
1230 | ## the shared library that have been initialized. For example, with | |
1231 | ## GNU libc, __malloc_initialized would normally be resolved to the | |
1232 | ## shared library's .bss section, which is fatal. | |
1233 | if test "x$GCC" = "xyes"; then | |
1234 | C_SWITCH_MACHINE="-fno-common" | |
1235 | else | |
9148ee92 | 1236 | AC_MSG_ERROR([Non-GCC compilers are not supported.]) |
067d23c9 KY |
1237 | fi |
1238 | else | |
9148ee92 GM |
1239 | dnl This was the unexalpha.c case. Removed in 24.1, 2010-07-24, |
1240 | dnl albeit under the mistaken assumption that said file | |
1241 | dnl was no longer used. | |
1242 | AC_MSG_ERROR([Non-ELF systems are not supported since Emacs 24.1.]) | |
067d23c9 | 1243 | fi |
34374650 PE |
1244 | ;; |
1245 | esac | |
067d23c9 KY |
1246 | AC_SUBST(C_SWITCH_MACHINE) |
1247 | ||
1248 | AC_SUBST(UNEXEC_OBJ) | |
1249 | ||
1250 | C_SWITCH_SYSTEM= | |
1251 | ## Some programs in src produce warnings saying certain subprograms | |
1252 | ## are too complex and need a MAXMEM value greater than 2000 for | |
1253 | ## additional optimization. --nils@exp-math.uni-essen.de | |
1254 | test "$opsys" = "aix4.2" && test "x$GCC" != "xyes" && \ | |
1255 | C_SWITCH_SYSTEM="-ma -qmaxmem=4000" | |
bd717ca4 FP |
1256 | if test "$opsys" = "mingw32"; then |
1257 | case "$canonical" in | |
1258 | x86_64-*-mingw32) C_SWITCH_SYSTEM="-mtune=generic" ;; | |
1259 | *) C_SWITCH_SYSTEM="-mtune=pentium4" ;; | |
1260 | esac | |
1261 | fi | |
067d23c9 KY |
1262 | ## gnu-linux might need -D_BSD_SOURCE on old libc5 systems. |
1263 | ## It is redundant in glibc2, since we define _GNU_SOURCE. | |
1264 | AC_SUBST(C_SWITCH_SYSTEM) | |
1265 | ||
1266 | ||
1267 | LIBS_SYSTEM= | |
1268 | case "$opsys" in | |
1269 | ## IBM's X11R5 uses -lIM and -liconv in AIX 3.2.2. | |
1270 | aix4-2) LIBS_SYSTEM="-lrts -lIM -liconv" ;; | |
1271 | ||
7e00831f | 1272 | freebsd|dragonfly) LIBS_SYSTEM="-lutil" ;; |
067d23c9 KY |
1273 | |
1274 | hpux*) LIBS_SYSTEM="-l:libdld.sl" ;; | |
1275 | ||
1f5d53eb | 1276 | sol2*) LIBS_SYSTEM="-lsocket -lnsl" ;; |
067d23c9 KY |
1277 | |
1278 | ## Motif needs -lgen. | |
1279 | unixware) LIBS_SYSTEM="-lsocket -lnsl -lelf -lgen" ;; | |
1280 | esac | |
067d23c9 | 1281 | |
7c4026b6 | 1282 | AC_SUBST(LIBS_SYSTEM) |
067d23c9 KY |
1283 | |
1284 | ### Make sure subsequent tests use flags consistent with the build flags. | |
1285 | ||
1286 | if test x"${OVERRIDE_CPPFLAGS}" != x; then | |
1287 | CPPFLAGS="${OVERRIDE_CPPFLAGS}" | |
1288 | else | |
1289 | CPPFLAGS="$C_SWITCH_SYSTEM $C_SWITCH_MACHINE $CPPFLAGS" | |
1290 | fi | |
1291 | ||
c1e127f9 PE |
1292 | # Suppress obsolescent Autoconf test for size_t; Emacs assumes C89 or better. |
1293 | AC_DEFUN([AC_TYPE_SIZE_T]) | |
2a84b02d PE |
1294 | # Likewise for obsolescent test for uid_t, gid_t; Emacs assumes them. |
1295 | AC_DEFUN([AC_TYPE_UID_T]) | |
c1e127f9 | 1296 | |
067d23c9 | 1297 | |
067d23c9 | 1298 | LIB_MATH=-lm |
a9be7d2b GM |
1299 | dnl Current possibilities handled by sed (aix4-2 -> aix, |
1300 | dnl gnu-linux -> gnu/linux, etc.): | |
1301 | dnl gnu, gnu/linux, gnu/kfreebsd, aix, cygwin, darwin, hpux, irix. | |
1302 | dnl And special cases: berkeley-unix, usg-unix-v, ms-dos, windows-nt. | |
98d8c1f9 | 1303 | SYSTEM_TYPE=`echo $opsys | sed -e 's/[[0-9]].*//' -e 's|-|/|'` |
067d23c9 KY |
1304 | |
1305 | case $opsys in | |
1306 | cygwin ) | |
1307 | LIB_MATH= | |
067d23c9 KY |
1308 | ;; |
1309 | darwin ) | |
1310 | ## Adding -lm confuses the dynamic linker, so omit it. | |
1311 | LIB_MATH= | |
067d23c9 | 1312 | ;; |
7e00831f | 1313 | freebsd | dragonfly ) |
a9be7d2b | 1314 | SYSTEM_TYPE=berkeley-unix |
067d23c9 KY |
1315 | ;; |
1316 | gnu-linux | gnu-kfreebsd ) | |
067d23c9 KY |
1317 | ;; |
1318 | hpux10-20 | hpux11 ) | |
067d23c9 | 1319 | ;; |
6758608f EZ |
1320 | mingw32 ) |
1321 | LIB_MATH= | |
cb11bd95 | 1322 | SYSTEM_TYPE=windows-nt |
6758608f | 1323 | ;; |
0538fab0 | 1324 | dnl NB this may be adjusted below. |
067d23c9 | 1325 | netbsd | openbsd ) |
a9be7d2b | 1326 | SYSTEM_TYPE=berkeley-unix |
067d23c9 | 1327 | ;; |
a9be7d2b GM |
1328 | |
1329 | sol2* | unixware ) | |
1330 | SYSTEM_TYPE=usg-unix-v | |
1331 | ;; | |
1332 | ||
067d23c9 KY |
1333 | esac |
1334 | ||
1335 | AC_SUBST(LIB_MATH) | |
a9be7d2b GM |
1336 | AC_DEFINE_UNQUOTED(SYSTEM_TYPE, "$SYSTEM_TYPE", |
1337 | [The type of system you are compiling for; sets `system-type'.]) | |
067d23c9 | 1338 | |
adbc4ef4 | 1339 | |
5dad233c PE |
1340 | pre_PKG_CONFIG_CFLAGS=$CFLAGS |
1341 | pre_PKG_CONFIG_LIBS=$LIBS | |
d35af63c | 1342 | |
0e7a053e PE |
1343 | AC_PATH_PROG(PKG_CONFIG, pkg-config, no) |
1344 | ||
067d23c9 KY |
1345 | dnl This function definition taken from Gnome 2.0 |
1346 | dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not) | |
1347 | dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page | |
1348 | dnl also defines GSTUFF_PKG_ERRORS on error | |
1349 | AC_DEFUN([PKG_CHECK_MODULES], [ | |
1350 | succeeded=no | |
1351 | ||
067d23c9 KY |
1352 | if test "$PKG_CONFIG" = "no" ; then |
1353 | ifelse([$4], , [AC_MSG_ERROR([ | |
3cc53d60 | 1354 | *** The pkg-config script could not be found. Make sure it is in your path, or give the full name of pkg-config with the PKG_CONFIG environment variable or --with-pkg-config-prog. Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config.])], [$4]) |
067d23c9 KY |
1355 | else |
1356 | PKG_CONFIG_MIN_VERSION=0.9.0 | |
75d7aa24 | 1357 | if "$PKG_CONFIG" --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then |
067d23c9 KY |
1358 | AC_MSG_CHECKING(for $2) |
1359 | ||
3cc53d60 PE |
1360 | if "$PKG_CONFIG" --exists "$2" 2>&AS_MESSAGE_LOG_FD && |
1361 | $1_CFLAGS=`"$PKG_CONFIG" --cflags "$2" 2>&AS_MESSAGE_LOG_FD` && | |
1362 | $1_LIBS=`"$PKG_CONFIG" --libs "$2" 2>&AS_MESSAGE_LOG_FD`; then | |
b8df54ff PE |
1363 | edit_cflags=" |
1364 | s,///*,/,g | |
1365 | s/^/ / | |
1366 | s/ -I/ $isystem/g | |
1367 | s/^ // | |
1368 | " | |
1369 | $1_CFLAGS=`AS_ECHO(["$$1_CFLAGS"]) | sed -e "$edit_cflags"` | |
bf6bba2b PE |
1370 | $1_LIBS=`AS_ECHO(["$$1_LIBS"]) | sed -e 's,///*,/,g'` |
1371 | AC_MSG_RESULT([yes CFLAGS='$$1_CFLAGS' LIBS='$$1_LIBS']) | |
1372 | succeeded=yes | |
067d23c9 KY |
1373 | else |
1374 | AC_MSG_RESULT(no) | |
1375 | $1_CFLAGS="" | |
1376 | $1_LIBS="" | |
1377 | ## If we have a custom action on failure, don't print errors, but | |
e3141fcf PE |
1378 | ## do set a variable so people can do so. Do it in a subshell |
1379 | ## to capture any diagnostics in invoking pkg-config. | |
3cc53d60 | 1380 | $1_PKG_ERRORS=`("$PKG_CONFIG" --print-errors "$2") 2>&1` |
e3141fcf | 1381 | ifelse([$4], ,echo "$$1_PKG_ERRORS",) |
067d23c9 KY |
1382 | fi |
1383 | ||
1384 | AC_SUBST($1_CFLAGS) | |
1385 | AC_SUBST($1_LIBS) | |
1386 | else | |
1387 | echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer." | |
1388 | echo "*** See http://www.freedesktop.org/software/pkgconfig" | |
1389 | fi | |
1390 | fi | |
1391 | ||
1392 | if test $succeeded = yes; then | |
1393 | ifelse([$3], , :, [$3]) | |
1394 | else | |
1395 | ifelse([$4], , [AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.])], [$4]) | |
1396 | fi | |
1397 | ]) | |
1398 | ||
885e792c | 1399 | HAVE_SOUND=no |
067d23c9 | 1400 | if test "${with_sound}" != "no"; then |
cb11bd95 | 1401 | # Sound support for GNU/Linux, the free BSDs, and MinGW. |
57f8c490 | 1402 | AC_CHECK_HEADERS([machine/soundcard.h sys/soundcard.h soundcard.h], |
803ee343 EZ |
1403 | have_sound_header=yes, [], [ |
1404 | #ifdef __MINGW32__ | |
1405 | #define WIN32_LEAN_AND_MEAN | |
1406 | #include <windows.h> | |
1407 | #endif | |
1408 | ]) | |
2c347217 GM |
1409 | test "${with_sound}" = "oss" && test "${have_sound_header}" != "yes" && \ |
1410 | AC_MSG_ERROR([OSS sound support requested but not found.]) | |
e0936eed | 1411 | |
2c347217 | 1412 | if test "${with_sound}" = "bsd-ossaudio" || test "${with_sound}" = "yes"; then |
885e792c GM |
1413 | # Emulation library used on NetBSD. |
1414 | AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=) | |
2c347217 GM |
1415 | test "${with_sound}" = "bsd-ossaudio" && test -z "$LIBSOUND" && \ |
1416 | AC_MSG_ERROR([bsd-ossaudio sound support requested but not found.]) | |
1417 | dnl FIXME? If we did find ossaudio, should we set with_sound=bsd-ossaudio? | |
885e792c GM |
1418 | dnl Traditionally, we go on to check for alsa too. Does that make sense? |
1419 | fi | |
067d23c9 KY |
1420 | AC_SUBST(LIBSOUND) |
1421 | ||
885e792c GM |
1422 | if test "${with_sound}" = "alsa" || test "${with_sound}" = "yes"; then |
1423 | ALSA_REQUIRED=1.0.0 | |
1424 | ALSA_MODULES="alsa >= $ALSA_REQUIRED" | |
1425 | PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no) | |
1426 | if test $HAVE_ALSA = yes; then | |
1427 | SAVE_CFLAGS="$CFLAGS" | |
1428 | SAVE_LIBS="$LIBS" | |
1429 | CFLAGS="$ALSA_CFLAGS $CFLAGS" | |
1430 | LIBS="$ALSA_LIBS $LIBS" | |
1431 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <asoundlib.h>]], [[snd_lib_error_set_handler (0);]])], | |
1432 | emacs_alsa_normal=yes, | |
1433 | emacs_alsa_normal=no) | |
1434 | if test "$emacs_alsa_normal" != yes; then | |
1435 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <alsa/asoundlib.h>]], | |
1436 | [[snd_lib_error_set_handler (0);]])], | |
1437 | emacs_alsa_subdir=yes, | |
1438 | emacs_alsa_subdir=no) | |
1439 | if test "$emacs_alsa_subdir" != yes; then | |
1440 | AC_MSG_ERROR([pkg-config found alsa, but it does not compile. See config.log for error messages.]) | |
1441 | fi | |
1442 | ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE" | |
067d23c9 | 1443 | fi |
067d23c9 | 1444 | |
885e792c GM |
1445 | CFLAGS="$SAVE_CFLAGS" |
1446 | LIBS="$SAVE_LIBS" | |
1447 | LIBSOUND="$LIBSOUND $ALSA_LIBS" | |
1448 | CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS" | |
1449 | AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.]) | |
1450 | elif test "${with_sound}" = "alsa"; then | |
1451 | AC_MSG_ERROR([ALSA sound support requested but not found.]) | |
1452 | fi | |
1453 | fi dnl with_sound = alsa|yes | |
067d23c9 KY |
1454 | |
1455 | dnl Define HAVE_SOUND if we have sound support. We know it works and | |
1456 | dnl compiles only on the specified platforms. For others, it | |
1457 | dnl probably doesn't make sense to try. | |
885e792c GM |
1458 | dnl FIXME So surely we should bypass this whole section if not using |
1459 | dnl one of these platforms? | |
067d23c9 KY |
1460 | if test x$have_sound_header = xyes || test $HAVE_ALSA = yes; then |
1461 | case "$opsys" in | |
1462 | dnl defined __FreeBSD__ || defined __NetBSD__ || defined __linux__ | |
885e792c | 1463 | dnl Adjust the --with-sound help text if you change this. |
09e94df2 | 1464 | gnu-linux|freebsd|netbsd|mingw32) |
cb11bd95 | 1465 | AC_DEFINE(HAVE_SOUND, 1, [Define to 1 if you have sound support.]) |
885e792c | 1466 | HAVE_SOUND=yes |
cb11bd95 | 1467 | ;; |
067d23c9 KY |
1468 | esac |
1469 | fi | |
1470 | ||
1471 | AC_SUBST(CFLAGS_SOUND) | |
1472 | fi | |
1473 | ||
1474 | dnl checks for header files | |
0e7a053e | 1475 | AC_CHECK_HEADERS_ONCE( |
57f8c490 | 1476 | sys/systeminfo.h |
2ef26ceb | 1477 | coff.h pty.h |
1ddc2bd6 | 1478 | sys/resource.h |
95ef7787 | 1479 | sys/utsname.h pwd.h utmp.h util.h) |
067d23c9 KY |
1480 | |
1481 | AC_MSG_CHECKING(if personality LINUX32 can be set) | |
181855e6 | 1482 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/personality.h>]], [[personality (PER_LINUX32)]])], |
067d23c9 KY |
1483 | emacs_cv_personality_linux32=yes, |
1484 | emacs_cv_personality_linux32=no) | |
1485 | AC_MSG_RESULT($emacs_cv_personality_linux32) | |
1486 | ||
1487 | if test $emacs_cv_personality_linux32 = yes; then | |
1488 | AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1, | |
1489 | [Define to 1 if personality LINUX32 can be set.]) | |
1490 | fi | |
1491 | ||
1492 | dnl On Solaris 8 there's a compilation warning for term.h because | |
1493 | dnl it doesn't define `bool'. | |
1494 | AC_CHECK_HEADERS(term.h, , , -) | |
067d23c9 | 1495 | AC_HEADER_TIME |
c622b48f PE |
1496 | AC_CHECK_DECLS([sys_siglist], [], [], [[#include <signal.h> |
1497 | ]]) | |
067d23c9 KY |
1498 | if test $ac_cv_have_decl_sys_siglist != yes; then |
1499 | # For Tru64, at least: | |
c622b48f PE |
1500 | AC_CHECK_DECLS([__sys_siglist], [], [], [[#include <signal.h> |
1501 | ]]) | |
067d23c9 KY |
1502 | fi |
1503 | AC_HEADER_SYS_WAIT | |
1504 | ||
0e7a053e | 1505 | AC_CHECK_HEADERS_ONCE(sys/socket.h) |
067d23c9 KY |
1506 | AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT |
1507 | #if HAVE_SYS_SOCKET_H | |
1508 | #include <sys/socket.h> | |
1509 | #endif]) | |
377538cb JD |
1510 | AC_CHECK_HEADERS(ifaddrs.h, , , [AC_INCLUDES_DEFAULT |
1511 | #if HAVE_SYS_SOCKET_H | |
1512 | #include <sys/socket.h> | |
1513 | #endif]) | |
1514 | AC_CHECK_HEADERS(net/if_dl.h, , , [AC_INCLUDES_DEFAULT | |
1515 | #if HAVE_SYS_SOCKET_H | |
1516 | #include <sys/socket.h> | |
1517 | #endif]) | |
067d23c9 KY |
1518 | |
1519 | dnl checks for structure members | |
067d23c9 KY |
1520 | AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr, |
1521 | struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr, | |
377538cb JD |
1522 | struct ifreq.ifr_addr, |
1523 | struct ifreq.ifr_addr.sa_len], , , | |
067d23c9 KY |
1524 | [AC_INCLUDES_DEFAULT |
1525 | #if HAVE_SYS_SOCKET_H | |
1526 | #include <sys/socket.h> | |
1527 | #endif | |
1528 | #if HAVE_NET_IF_H | |
1529 | #include <net/if.h> | |
1530 | #endif]) | |
1531 | ||
4c36be58 | 1532 | dnl Check for endianness. |
0e7a053e | 1533 | dnl AC_C_BIGENDIAN is done by gnulib. |
067d23c9 KY |
1534 | |
1535 | dnl check for Make feature | |
0e7a053e | 1536 | dnl AC_PROG_MAKE_SET is done by Automake. |
067d23c9 KY |
1537 | |
1538 | DEPFLAGS= | |
1539 | MKDEPDIR=":" | |
1540 | deps_frag=deps.mk | |
f6dce6c1 | 1541 | dnl check if we have GCC and autodepend is on. |
067d23c9 | 1542 | if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then |
f6dce6c1 GM |
1543 | AC_MSG_CHECKING([whether gcc understands -MMD -MF]) |
1544 | SAVE_CFLAGS="$CFLAGS" | |
1545 | CFLAGS="$CFLAGS -MMD -MF deps.d -MP" | |
1546 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], , ac_enable_autodepend=no) | |
1547 | CFLAGS="$SAVE_CFLAGS" | |
1548 | test -f deps.d || ac_enable_autodepend=no | |
1549 | rm -rf deps.d | |
1550 | AC_MSG_RESULT([$ac_enable_autodepend]) | |
067d23c9 | 1551 | if test $ac_enable_autodepend = yes; then |
52ec1feb | 1552 | DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d -MP' |
3fe7cdc8 GM |
1553 | ## MKDIR_P is documented (see AC_PROG_MKDIR_P) to be parallel-safe. |
1554 | MKDEPDIR='${MKDIR_P} ${DEPDIR}' | |
067d23c9 KY |
1555 | deps_frag=autodeps.mk |
1556 | fi | |
1557 | fi | |
1558 | deps_frag=$srcdir/src/$deps_frag | |
1559 | AC_SUBST(MKDEPDIR) | |
1560 | AC_SUBST(DEPFLAGS) | |
1561 | AC_SUBST_FILE(deps_frag) | |
1562 | ||
1563 | ||
b9704ad9 GM |
1564 | lisp_frag=$srcdir/src/lisp.mk |
1565 | AC_SUBST_FILE(lisp_frag) | |
1566 | ||
1567 | ||
067d23c9 KY |
1568 | dnl checks for operating system services |
1569 | AC_SYS_LONG_FILE_NAMES | |
1570 | ||
1571 | #### Choose a window system. | |
1572 | ||
17a2cbbd DC |
1573 | ## We leave window_system equal to none if |
1574 | ## we end up building without one. Any new window system should | |
1575 | ## set window_system to an appropriate value and add objects to | |
1576 | ## window-system-specific substs. | |
1577 | ||
1578 | window_system=none | |
067d23c9 | 1579 | AC_PATH_X |
17a2cbbd | 1580 | if test "$no_x" != yes; then |
067d23c9 KY |
1581 | window_system=x11 |
1582 | fi | |
1583 | ||
4d5c6349 | 1584 | LD_SWITCH_X_SITE_RPATH= |
067d23c9 KY |
1585 | if test "${x_libraries}" != NONE; then |
1586 | if test -n "${x_libraries}"; then | |
1587 | LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"` | |
1056cb66 | 1588 | LD_SWITCH_X_SITE_RPATH=-Wl,-rpath,`echo ${x_libraries} | sed -e "s/:/ -Wl,-rpath,/g"` |
067d23c9 KY |
1589 | fi |
1590 | x_default_search_path="" | |
1591 | x_search_path=${x_libraries} | |
1592 | if test -z "${x_search_path}"; then | |
1593 | x_search_path=/usr/lib | |
1594 | fi | |
1595 | for x_library in `echo ${x_search_path}: | \ | |
1596 | sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do | |
1597 | x_search_path="\ | |
1598 | ${x_library}/X11/%L/%T/%N%C%S:\ | |
1599 | ${x_library}/X11/%l/%T/%N%C%S:\ | |
1600 | ${x_library}/X11/%T/%N%C%S:\ | |
1601 | ${x_library}/X11/%L/%T/%N%S:\ | |
1602 | ${x_library}/X11/%l/%T/%N%S:\ | |
1603 | ${x_library}/X11/%T/%N%S" | |
1604 | if test x"${x_default_search_path}" = x; then | |
1605 | x_default_search_path=${x_search_path} | |
1606 | else | |
1607 | x_default_search_path="${x_search_path}:${x_default_search_path}" | |
1608 | fi | |
1609 | done | |
1610 | fi | |
4d5c6349 | 1611 | AC_SUBST(LD_SWITCH_X_SITE_RPATH) |
067d23c9 KY |
1612 | |
1613 | if test "${x_includes}" != NONE && test -n "${x_includes}"; then | |
b8df54ff | 1614 | C_SWITCH_X_SITE="$isystem"`echo ${x_includes} | sed -e "s/:/ $isystem/g"` |
067d23c9 KY |
1615 | fi |
1616 | ||
1617 | if test x"${x_includes}" = x; then | |
1618 | bitmapdir=/usr/include/X11/bitmaps | |
1619 | else | |
1620 | # accumulate include directories that have X11 bitmap subdirectories | |
1621 | bmd_acc="dummyval" | |
1622 | for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do | |
1623 | if test -d "${bmd}/X11/bitmaps"; then | |
1624 | bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps" | |
1625 | fi | |
1626 | if test -d "${bmd}/bitmaps"; then | |
1627 | bmd_acc="${bmd_acc}:${bmd}/bitmaps" | |
1628 | fi | |
1629 | done | |
1630 | if test ${bmd_acc} != "dummyval"; then | |
1631 | bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"` | |
1632 | fi | |
1633 | fi | |
1634 | ||
1635 | HAVE_NS=no | |
1636 | NS_IMPL_COCOA=no | |
1637 | NS_IMPL_GNUSTEP=no | |
1638 | tmp_CPPFLAGS="$CPPFLAGS" | |
1639 | tmp_CFLAGS="$CFLAGS" | |
1640 | CPPFLAGS="$CPPFLAGS -x objective-c" | |
1641 | CFLAGS="$CFLAGS -x objective-c" | |
0cc87afb | 1642 | GNU_OBJC_CFLAGS= |
2550c6e4 | 1643 | LIBS_GNUSTEP= |
067d23c9 KY |
1644 | if test "${with_ns}" != no; then |
1645 | if test "${opsys}" = darwin; then | |
1646 | NS_IMPL_COCOA=yes | |
1647 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1648 | ns_appbindir=${ns_appdir}/Contents/MacOS |
067d23c9 | 1649 | ns_appresdir=${ns_appdir}/Contents/Resources |
83da1b55 | 1650 | ns_appsrc=Cocoa/Emacs.base |
067d23c9 KY |
1651 | elif test -f $GNUSTEP_CONFIG_FILE; then |
1652 | NS_IMPL_GNUSTEP=yes | |
1653 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1654 | ns_appbindir=${ns_appdir} |
067d23c9 | 1655 | ns_appresdir=${ns_appdir}/Resources |
83da1b55 | 1656 | ns_appsrc=GNUstep/Emacs.base |
067d23c9 KY |
1657 | dnl FIXME sourcing this several times in subshells seems inefficient. |
1658 | GNUSTEP_SYSTEM_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_HEADERS)" | |
1659 | GNUSTEP_SYSTEM_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_LIBRARIES)" | |
1660 | dnl I seemed to need these as well with GNUstep-startup 0.25. | |
1661 | GNUSTEP_LOCAL_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_HEADERS)" | |
1662 | GNUSTEP_LOCAL_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_LIBRARIES)" | |
1663 | test "x${GNUSTEP_LOCAL_HEADERS}" != "x" && \ | |
1664 | GNUSTEP_LOCAL_HEADERS="-I${GNUSTEP_LOCAL_HEADERS}" | |
1665 | test "x${GNUSTEP_LOCAL_LIBRARIES}" != "x" && \ | |
1666 | GNUSTEP_LOCAL_LIBRARIES="-L${GNUSTEP_LOCAL_LIBRARIES}" | |
1667 | CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1668 | CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1669 | LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES}" | |
2550c6e4 | 1670 | LIBS_GNUSTEP="-lgnustep-gui -lgnustep-base -lobjc -lpthread" |
0cc87afb GM |
1671 | dnl GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS to 0 or 1. |
1672 | dnl If they had chosen to either define it or not, we could have | |
1673 | dnl just used AC_CHECK_DECL here. | |
1674 | AC_CACHE_CHECK(if GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS, | |
1675 | emacs_cv_objc_exceptions, | |
1676 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <GNUstepBase/GSConfig.h>]], | |
1677 | [[#if defined BASE_NATIVE_OBJC_EXCEPTIONS && BASE_NATIVE_OBJC_EXCEPTIONS > 0 | |
1678 | 1; | |
1679 | #else | |
1680 | fail; | |
1681 | #endif]])], emacs_cv_objc_exceptions=yes, emacs_cv_objc_exceptions=no ) ) | |
1682 | if test $emacs_cv_objc_exceptions = yes; then | |
1683 | dnl _NATIVE_OBJC_EXCEPTIONS is used by the GNUstep headers. | |
1684 | AC_DEFINE(_NATIVE_OBJC_EXCEPTIONS, 1, | |
1685 | [Define if GNUstep uses ObjC exceptions.]) | |
1686 | GNU_OBJC_CFLAGS="-fobjc-exceptions" | |
1687 | fi | |
067d23c9 | 1688 | fi |
0cc87afb GM |
1689 | |
1690 | dnl This is only used while we test the NS headers, it gets reset below. | |
1691 | CFLAGS="$CFLAGS $GNU_OBJC_CFLAGS" | |
1692 | ||
067d23c9 KY |
1693 | AC_CHECK_HEADER([AppKit/AppKit.h], [HAVE_NS=yes], |
1694 | [AC_MSG_ERROR([`--with-ns' was specified, but the include | |
1695 | files are missing or cannot be compiled.])]) | |
335f5ae4 | 1696 | |
3fa2054e JD |
1697 | macfont_file="" |
1698 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
1699 | AC_MSG_CHECKING([for OSX 10.4 or newer]) | |
1700 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
335f5ae4 JD |
1701 | [ |
1702 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1703 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1040 | |
1704 | ; /* OK */ | |
1705 | #else | |
1706 | #error "OSX 10.4 or newer required" | |
1707 | #endif | |
1708 | #endif | |
1709 | ])], | |
1710 | ns_osx_have_104=yes, | |
1711 | ns_osx_have_104=no) | |
3fa2054e JD |
1712 | AC_MSG_RESULT([$ns_osx_have_104]) |
1713 | ||
1714 | if test $ns_osx_have_104 = no; then | |
1715 | AC_MSG_ERROR([`OSX 10.4 or newer is required']); | |
1716 | fi | |
1717 | AC_MSG_CHECKING([for OSX 10.5 or newer]) | |
1718 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
1719 | [ | |
1720 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1721 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1050 | |
1722 | ; /* OK */ | |
1723 | #else | |
1724 | #error "OSX 10.5 not found" | |
1725 | #endif | |
1726 | #endif | |
1727 | ])], | |
1728 | ns_osx_have_105=yes, | |
1729 | ns_osx_have_105=no) | |
1730 | AC_MSG_RESULT([$ns_osx_have_105]) | |
1731 | if test $ns_osx_have_105 = yes; then | |
1732 | macfont_file="macfont.o" | |
1733 | fi | |
1734 | fi | |
067d23c9 KY |
1735 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <Foundation/NSObjCRuntime.h>], |
1736 | [NSInteger i;])], | |
1737 | ns_have_nsinteger=yes, | |
1738 | ns_have_nsinteger=no) | |
b1aa797c GM |
1739 | if test $ns_have_nsinteger = yes; then |
1740 | AC_DEFINE(NS_HAVE_NSINTEGER, 1, [Define to 1 if `NSInteger' is defined.]) | |
067d23c9 KY |
1741 | fi |
1742 | fi | |
0fda9b75 | 1743 | |
2550c6e4 | 1744 | AC_SUBST(LIBS_GNUSTEP) |
067d23c9 | 1745 | |
0629a797 | 1746 | INSTALL_ARCH_INDEP_EXTRA=install-etc |
b4a36200 | 1747 | ns_self_contained=no |
067d23c9 | 1748 | NS_OBJ= |
00b3c7ac | 1749 | NS_OBJC_OBJ= |
067d23c9 | 1750 | if test "${HAVE_NS}" = yes; then |
44f92739 | 1751 | if test "$with_toolkit_scroll_bars" = "no"; then |
f52bac22 | 1752 | AC_MSG_ERROR([Non-toolkit scroll bars are not implemented for Nextstep.]) |
44f92739 GM |
1753 | fi |
1754 | ||
067d23c9 | 1755 | window_system=nextstep |
067d23c9 | 1756 | # set up packaging dirs |
067d23c9 | 1757 | if test "${EN_NS_SELF_CONTAINED}" = yes; then |
b4a36200 | 1758 | ns_self_contained=yes |
067d23c9 | 1759 | prefix=${ns_appresdir} |
816be9f6 | 1760 | exec_prefix=${ns_appbindir} |
3a4155de GM |
1761 | dnl This one isn't really used, only archlibdir is. |
1762 | libexecdir="\${ns_appbindir}/libexec" | |
1763 | archlibdir="\${ns_appbindir}/libexec" | |
8496d8d7 | 1764 | etcdocdir="\${ns_appresdir}/etc" |
b42c720d | 1765 | etcdir="\${ns_appresdir}/etc" |
40c117e7 GM |
1766 | dnl FIXME maybe set datarootdir instead. |
1767 | dnl That would also get applications, icons, man. | |
1768 | infodir="\${ns_appresdir}/info" | |
37f36bcb | 1769 | mandir="\${ns_appresdir}/man" |
b42c720d | 1770 | lispdir="\${ns_appresdir}/lisp" |
0629a797 | 1771 | INSTALL_ARCH_INDEP_EXTRA= |
067d23c9 | 1772 | fi |
3fa2054e JD |
1773 | |
1774 | NS_OBJC_OBJ="nsterm.o nsfns.o nsmenu.o nsselect.o nsimage.o nsfont.o $macfont_file" | |
067d23c9 KY |
1775 | fi |
1776 | CFLAGS="$tmp_CFLAGS" | |
1777 | CPPFLAGS="$tmp_CPPFLAGS" | |
0629a797 | 1778 | AC_SUBST(INSTALL_ARCH_INDEP_EXTRA) |
b4a36200 | 1779 | AC_SUBST(ns_self_contained) |
067d23c9 | 1780 | AC_SUBST(NS_OBJ) |
00b3c7ac | 1781 | AC_SUBST(NS_OBJC_OBJ) |
067d23c9 | 1782 | |
0fda9b75 DC |
1783 | HAVE_W32=no |
1784 | W32_OBJ= | |
1785 | W32_LIBS= | |
095bf253 EZ |
1786 | EMACSRES= |
1787 | CLIENTRES= | |
f540ee86 | 1788 | CLIENTW= |
1cf1bbd5 | 1789 | W32_RES_LINK= |
095bf253 | 1790 | EMACS_MANIFEST= |
d4166523 | 1791 | UPDATE_MANIFEST= |
0fda9b75 | 1792 | if test "${with_w32}" != no; then |
09e94df2 | 1793 | case "${opsys}" in |
31ff141c | 1794 | cygwin) |
09e94df2 EZ |
1795 | AC_CHECK_HEADER([windows.h], [HAVE_W32=yes], |
1796 | [AC_MSG_ERROR([`--with-w32' was specified, but windows.h | |
31ff141c | 1797 | cannot be found.])]) |
09e94df2 EZ |
1798 | ;; |
1799 | mingw32) | |
1800 | ## Using --with-w32 with MinGW is a no-op, but we allow it. | |
1801 | ;; | |
31ff141c | 1802 | *) |
fb0862b2 | 1803 | AC_MSG_ERROR([Using w32 with an autotools build is only supported for Cygwin and MinGW32.]) |
09e94df2 EZ |
1804 | ;; |
1805 | esac | |
6758608f | 1806 | fi |
09e94df2 | 1807 | |
6758608f | 1808 | if test "${opsys}" = "mingw32"; then |
1f8f81c8 EZ |
1809 | AC_MSG_CHECKING([whether Windows API headers are recent enough]) |
1810 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ | |
1811 | #include <windows.h> | |
1812 | #include <usp10.h>]], | |
2aae948d PR |
1813 | [[PIMAGE_NT_HEADERS pHeader; |
1814 | PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION(pHeader)]])], | |
09e94df2 | 1815 | [emacs_cv_w32api=yes |
31ff141c | 1816 | HAVE_W32=yes], |
09e94df2 | 1817 | emacs_cv_w32api=no) |
1f8f81c8 EZ |
1818 | AC_MSG_RESULT($emacs_cv_w32api) |
1819 | if test "${emacs_cv_w32api}" = "no"; then | |
1820 | AC_MSG_ERROR([the Windows API headers are too old to support this build.]) | |
1821 | fi | |
6758608f EZ |
1822 | fi |
1823 | ||
095bf253 | 1824 | FIRSTFILE_OBJ= |
030a1c5e | 1825 | NTDIR= |
d6db9fd6 EZ |
1826 | LIBS_ECLIENT= |
1827 | LIB_WSOCK32= | |
1828 | NTLIB= | |
86e93460 | 1829 | CM_OBJ="cm.o" |
5e00cfa5 | 1830 | XARGS_LIMIT= |
6758608f | 1831 | if test "${HAVE_W32}" = "yes"; then |
dc098568 | 1832 | AC_DEFINE(HAVE_NTGUI, 1, [Define to use native MS Windows GUI.]) |
1cf1bbd5 DC |
1833 | AC_CHECK_TOOL(WINDRES, [windres], |
1834 | [AC_MSG_ERROR([No resource compiler found.])]) | |
0fda9b75 DC |
1835 | W32_OBJ="w32fns.o w32menu.o w32reg.o w32font.o w32term.o" |
1836 | W32_OBJ="$W32_OBJ w32xfns.o w32select.o w32uniscribe.o" | |
095bf253 | 1837 | EMACSRES="emacs.res" |
0cccc183 KB |
1838 | case "$canonical" in |
1839 | x86_64-*-*) EMACS_MANIFEST="emacs-x64.manifest" ;; | |
1840 | *) EMACS_MANIFEST="emacs-x86.manifest" ;; | |
1841 | esac | |
fb0862b2 | 1842 | if test "${opsys}" = "cygwin"; then |
6758608f EZ |
1843 | W32_LIBS="$W32_LIBS -lkernel32 -luser32 -lgdi32 -lole32 -lcomdlg32" |
1844 | W32_LIBS="$W32_LIBS -lusp10 -lcomctl32 -lwinspool" | |
d76bf86f EZ |
1845 | # Tell the linker that emacs.res is an object (which we compile from |
1846 | # the rc file), not a linker script. | |
eb7a410c | 1847 | W32_RES_LINK="-Wl,emacs.res" |
6758608f | 1848 | else |
ebe8e076 | 1849 | UPDATE_MANIFEST=update-game-score.exe.manifest |
fb0862b2 | 1850 | W32_OBJ="$W32_OBJ w32.o w32console.o w32heap.o w32inevt.o w32proc.o" |
7c4026b6 | 1851 | W32_LIBS="$W32_LIBS -lwinmm -lgdi32 -lcomdlg32" |
d6db9fd6 | 1852 | W32_LIBS="$W32_LIBS -lmpr -lwinspool -lole32 -lcomctl32 -lusp10" |
f1fecede | 1853 | W32_RES_LINK="\$(EMACSRES)" |
095bf253 | 1854 | CLIENTRES="emacsclient.res" |
f540ee86 | 1855 | CLIENTW="emacsclientw\$(EXEEXT)" |
095bf253 | 1856 | FIRSTFILE_OBJ=firstfile.o |
030a1c5e | 1857 | NTDIR=nt |
86e93460 | 1858 | CM_OBJ= |
d6db9fd6 EZ |
1859 | LIBS_ECLIENT="-lcomctl32" |
1860 | LIB_WSOCK32="-lwsock32" | |
1861 | NTLIB="ntlib.$ac_objext" | |
5e00cfa5 | 1862 | XARGS_LIMIT="-s 10000" |
6758608f | 1863 | fi |
0fda9b75 DC |
1864 | fi |
1865 | AC_SUBST(W32_OBJ) | |
1866 | AC_SUBST(W32_LIBS) | |
095bf253 EZ |
1867 | AC_SUBST(EMACSRES) |
1868 | AC_SUBST(EMACS_MANIFEST) | |
d4166523 | 1869 | AC_SUBST(UPDATE_MANIFEST) |
095bf253 | 1870 | AC_SUBST(CLIENTRES) |
f540ee86 | 1871 | AC_SUBST(CLIENTW) |
1cf1bbd5 | 1872 | AC_SUBST(W32_RES_LINK) |
095bf253 | 1873 | AC_SUBST(FIRSTFILE_OBJ) |
030a1c5e | 1874 | AC_SUBST(NTDIR) |
86e93460 | 1875 | AC_SUBST(CM_OBJ) |
d6db9fd6 EZ |
1876 | AC_SUBST(LIBS_ECLIENT) |
1877 | AC_SUBST(LIB_WSOCK32) | |
1878 | AC_SUBST(NTLIB) | |
5e00cfa5 | 1879 | AC_SUBST(XARGS_LIMIT) |
0fda9b75 DC |
1880 | |
1881 | if test "${HAVE_W32}" = "yes"; then | |
1882 | window_system=w32 | |
1883 | with_xft=no | |
1884 | fi | |
1885 | ||
17a2cbbd DC |
1886 | ## $window_system is now set to the window system we will |
1887 | ## ultimately use. | |
1888 | ||
257b3b03 DA |
1889 | if test "$window_system" = none && test "$gl_gcc_warnings" = yes; then |
1890 | # Too many warnings for now. | |
4b73fc73 PE |
1891 | nw= |
1892 | nw="$nw -Wsuggest-attribute=const" | |
1893 | nw="$nw -Wsuggest-attribute=noreturn" | |
1894 | gl_MANYWARN_COMPLEMENT([WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
1895 | ||
257b3b03 DA |
1896 | gl_WARN_ADD([-Wno-unused-variable]) |
1897 | gl_WARN_ADD([-Wno-unused-but-set-variable]) | |
1898 | gl_WARN_ADD([-Wno-unused-but-set-parameter]) | |
1899 | fi | |
1900 | ||
17a2cbbd DC |
1901 | term_header= |
1902 | HAVE_X_WINDOWS=no | |
1903 | HAVE_X11=no | |
1904 | USE_X_TOOLKIT=none | |
1905 | ||
067d23c9 KY |
1906 | case "${window_system}" in |
1907 | x11 ) | |
1908 | HAVE_X_WINDOWS=yes | |
1909 | HAVE_X11=yes | |
17a2cbbd | 1910 | term_header=xterm.h |
067d23c9 KY |
1911 | case "${with_x_toolkit}" in |
1912 | athena | lucid ) USE_X_TOOLKIT=LUCID ;; | |
1913 | motif ) USE_X_TOOLKIT=MOTIF ;; | |
1914 | gtk ) with_gtk=yes | |
17a2cbbd | 1915 | term_header=gtkutil.h |
c7015153 | 1916 | dnl Don't set this for GTK. A lot of tests below assumes Xt when |
067d23c9 KY |
1917 | dnl USE_X_TOOLKIT is set. |
1918 | USE_X_TOOLKIT=none ;; | |
d673aedc JD |
1919 | gtk2 ) with_gtk2=yes |
1920 | term_header=gtkutil.h | |
1921 | USE_X_TOOLKIT=none ;; | |
067d23c9 | 1922 | gtk3 ) with_gtk3=yes |
17a2cbbd | 1923 | term_header=gtkutil.h |
067d23c9 KY |
1924 | USE_X_TOOLKIT=none ;; |
1925 | no ) USE_X_TOOLKIT=none ;; | |
1926 | dnl If user did not say whether to use a toolkit, make this decision later: | |
1927 | dnl use the toolkit if we have gtk, or X11R5 or newer. | |
1928 | * ) USE_X_TOOLKIT=maybe ;; | |
1929 | esac | |
1930 | ;; | |
17a2cbbd DC |
1931 | nextstep ) |
1932 | term_header=nsterm.h | |
067d23c9 | 1933 | ;; |
0fda9b75 DC |
1934 | w32 ) |
1935 | term_header=w32term.h | |
1936 | ;; | |
067d23c9 KY |
1937 | esac |
1938 | ||
1939 | if test "$window_system" = none && test "X$with_x" != "Xno"; then | |
1940 | AC_CHECK_PROG(HAVE_XSERVER, X, true, false) | |
1941 | if test "$HAVE_XSERVER" = true || | |
1942 | test -n "$DISPLAY" || | |
1943 | test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then | |
1944 | AC_MSG_ERROR([You seem to be running X, but no X development libraries | |
1945 | were found. You should install the relevant development files for X | |
893e631c | 1946 | and for the toolkit you want, such as Gtk+ or Motif. Also make |
067d23c9 KY |
1947 | sure you have development files for image handling, i.e. |
1948 | tiff, gif, jpeg, png and xpm. | |
1949 | If you are sure you want Emacs compiled without X window support, pass | |
1950 | --without-x | |
1951 | to configure.]) | |
1952 | fi | |
1953 | fi | |
1954 | ||
34374650 | 1955 | # Does the opsystem file prohibit the use of the GNU malloc? |
067d23c9 KY |
1956 | # Assume not, until told otherwise. |
1957 | GNU_MALLOC=yes | |
4b5b5289 PE |
1958 | |
1959 | AC_CACHE_CHECK( | |
1960 | [whether malloc is Doug Lea style], | |
1961 | [emacs_cv_var_doug_lea_malloc], | |
e76119d7 PE |
1962 | [emacs_cv_var_doug_lea_malloc=no |
1963 | dnl Hooks do not work with address sanitization. | |
1964 | if test "$emacs_cv_sanitize_address" != yes; then | |
1965 | AC_LINK_IFELSE( | |
1966 | [AC_LANG_PROGRAM( | |
1967 | [[#include <malloc.h> | |
1968 | static void hook (void) {}]], | |
1969 | [[malloc_set_state (malloc_get_state ()); | |
1970 | __after_morecore_hook = hook; | |
1971 | __malloc_initialize_hook = hook;]])], | |
1972 | [emacs_cv_var_doug_lea_malloc=yes])]) | |
1973 | fi | |
4b5b5289 | 1974 | doug_lea_malloc=$emacs_cv_var_doug_lea_malloc |
067d23c9 | 1975 | |
e76119d7 | 1976 | system_malloc=$emacs_cv_sanitize_address |
067d23c9 KY |
1977 | case "$opsys" in |
1978 | ## darwin ld insists on the use of malloc routines in the System framework. | |
1979 | darwin|sol2-10) system_malloc=yes ;; | |
1980 | esac | |
1981 | ||
aea07e2c | 1982 | GMALLOC_OBJ= |
067d23c9 | 1983 | if test "${system_malloc}" = "yes"; then |
aea07e2c PE |
1984 | AC_DEFINE([SYSTEM_MALLOC], 1, |
1985 | [Define to 1 to use the system memory allocator, even if it is not | |
1986 | Doug Lea style.]) | |
067d23c9 KY |
1987 | GNU_MALLOC=no |
1988 | GNU_MALLOC_reason=" | |
1989 | (The GNU allocators don't work with this system configuration.)" | |
067d23c9 KY |
1990 | VMLIMIT_OBJ= |
1991 | else | |
1992 | test "$doug_lea_malloc" != "yes" && GMALLOC_OBJ=gmalloc.o | |
1993 | VMLIMIT_OBJ=vm-limit.o | |
1ddc2bd6 PE |
1994 | |
1995 | AC_CHECK_HEADERS([sys/vlimit.h]) | |
1996 | AC_CACHE_CHECK([for data_start], [emacs_cv_data_start], | |
1997 | [AC_LINK_IFELSE( | |
1998 | [AC_LANG_PROGRAM( | |
1999 | [[extern char data_start[]; char ch;]], | |
0e946786 | 2000 | [[return data_start < &ch;]])], |
1ddc2bd6 PE |
2001 | [emacs_cv_data_start=yes], |
2002 | [emacs_cv_data_start=no])]) | |
2003 | if test $emacs_cv_data_start = yes; then | |
2004 | AC_DEFINE([HAVE_DATA_START], 1, | |
2005 | [Define to 1 if data_start is the address of the start | |
2006 | of the main data segment.]) | |
2007 | fi | |
067d23c9 KY |
2008 | fi |
2009 | AC_SUBST(GMALLOC_OBJ) | |
2010 | AC_SUBST(VMLIMIT_OBJ) | |
2011 | ||
2012 | if test "$doug_lea_malloc" = "yes" ; then | |
2013 | if test "$GNU_MALLOC" = yes ; then | |
2014 | GNU_MALLOC_reason=" | |
2015 | (Using Doug Lea's new malloc from the GNU C Library.)" | |
2016 | fi | |
2017 | AC_DEFINE(DOUG_LEA_MALLOC, 1, | |
aea07e2c PE |
2018 | [Define to 1 if the system memory allocator is Doug Lea style, |
2019 | with malloc hooks and malloc_set_state.]) | |
067d23c9 KY |
2020 | |
2021 | ## Use mmap directly for allocating larger buffers. | |
2022 | ## FIXME this comes from src/s/{gnu,gnu-linux}.h: | |
2023 | ## #ifdef DOUG_LEA_MALLOC; #undef REL_ALLOC; #endif | |
bbd240ce | 2024 | ## Does the AC_FUNC_MMAP test below make this check unnecessary? |
067d23c9 KY |
2025 | case "$opsys" in |
2026 | gnu*) REL_ALLOC=no ;; | |
2027 | esac | |
2028 | fi | |
2029 | ||
2030 | if test x"${REL_ALLOC}" = x; then | |
2031 | REL_ALLOC=${GNU_MALLOC} | |
2032 | fi | |
2033 | ||
2034 | use_mmap_for_buffers=no | |
2035 | case "$opsys" in | |
fe0e7ad7 | 2036 | cygwin|freebsd|irix6-5) use_mmap_for_buffers=yes ;; |
067d23c9 KY |
2037 | esac |
2038 | ||
2039 | AC_FUNC_MMAP | |
2040 | if test $use_mmap_for_buffers = yes; then | |
2041 | AC_DEFINE(USE_MMAP_FOR_BUFFERS, 1, [Define to use mmap to allocate buffer text.]) | |
2042 | REL_ALLOC=no | |
2043 | fi | |
2044 | ||
2045 | LIBS="$LIBS_SYSTEM $LIBS" | |
2046 | ||
57f8c490 | 2047 | dnl If found, this adds -ldnet to LIBS, which Autoconf uses for checks. |
067d23c9 KY |
2048 | AC_CHECK_LIB(dnet, dnet_ntoa) |
2049 | dnl This causes -lresolv to get used in subsequent tests, | |
2050 | dnl which causes failures on some systems such as HPUX 9. | |
2051 | dnl AC_CHECK_LIB(resolv, gethostbyname) | |
2052 | ||
2053 | dnl FIXME replace main with a function we actually want from this library. | |
2054 | AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd") | |
2055 | ||
ae9e757a JD |
2056 | dnl Check if pthreads is available. |
2057 | LIB_PTHREAD= | |
0e7a053e | 2058 | AC_CHECK_HEADERS_ONCE(pthread.h) |
ae9e757a | 2059 | if test "$ac_cv_header_pthread_h"; then |
adee8a65 PE |
2060 | dnl gmalloc.c uses pthread_atfork, which is not available on older-style |
2061 | dnl hosts such as MirBSD 10, so test for pthread_atfork instead of merely | |
2062 | dnl testing for pthread_self if Emacs uses gmalloc.c. | |
2063 | if test "$GMALLOC_OBJ" = gmalloc.o; then | |
2064 | emacs_pthread_function=pthread_atfork | |
2065 | else | |
2066 | emacs_pthread_function=pthread_self | |
2067 | fi | |
2068 | AC_CHECK_LIB(pthread, $emacs_pthread_function, HAVE_PTHREAD=yes) | |
ae9e757a JD |
2069 | fi |
2070 | if test "$HAVE_PTHREAD" = yes; then | |
2071 | case "${canonical}" in | |
2072 | *-hpux*) ;; | |
e782cfab PE |
2073 | *) LIB_PTHREAD="-lpthread" |
2074 | LIBS="$LIB_PTHREAD $LIBS" ;; | |
ae9e757a JD |
2075 | esac |
2076 | AC_DEFINE(HAVE_PTHREAD, 1, [Define to 1 if you have pthread (-lpthread).]) | |
2077 | fi | |
2078 | AC_SUBST([LIB_PTHREAD]) | |
2079 | ||
067d23c9 KY |
2080 | AC_CHECK_LIB(pthreads, cma_open) |
2081 | ||
2082 | ## Note: when using cpp in s/aix4.2.h, this definition depended on | |
2083 | ## HAVE_LIBPTHREADS. That was not defined earlier in configure when | |
2084 | ## the system file was sourced. Hence the value of LIBS_SYSTEM | |
2085 | ## added to LIBS in configure would never contain the pthreads part, | |
2086 | ## but the value used in Makefiles might. FIXME? | |
2087 | ## | |
2088 | ## -lpthreads seems to be necessary for Xlib in X11R6, and should | |
2089 | ## be harmless on older versions of X where it happens to exist. | |
2090 | test "$opsys" = "aix4-2" && \ | |
2091 | test $ac_cv_lib_pthreads_cma_open = yes && \ | |
2092 | LIBS_SYSTEM="$LIBS_SYSTEM -lpthreads" | |
2093 | ||
2094 | dnl Check for need for bigtoc support on IBM AIX | |
2095 | ||
2096 | case ${host_os} in | |
2097 | aix*) | |
2098 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
2099 | case $GCC in | |
2100 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
2101 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
2102 | esac | |
2103 | ||
2104 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
181855e6 | 2105 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[int i;]])], [], [gdb_cv_bigtoc=]) |
067d23c9 KY |
2106 | ]) |
2107 | ;; | |
2108 | esac | |
2109 | ||
2110 | # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets | |
2111 | # used for the tests that follow. We set them back to REAL_CFLAGS and | |
2112 | # REAL_CPPFLAGS later on. | |
2113 | ||
2114 | REAL_CFLAGS="$CFLAGS" | |
2115 | REAL_CPPFLAGS="$CPPFLAGS" | |
2116 | ||
2117 | if test "${HAVE_X11}" = "yes"; then | |
2118 | DEFS="$C_SWITCH_X_SITE $DEFS" | |
2119 | LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE" | |
2120 | LIBS="-lX11 $LIBS" | |
2121 | CFLAGS="$C_SWITCH_X_SITE $CFLAGS" | |
2122 | CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS" | |
2123 | ||
2124 | # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests. | |
4d5c6349 | 2125 | # This is handled by LD_SWITCH_X_SITE_RPATH during the real build, |
4737362e | 2126 | # but it's more convenient here to set LD_RUN_PATH since this |
4d5c6349 | 2127 | # also works on hosts that don't understand LD_SWITCH_X_SITE_RPATH. |
067d23c9 KY |
2128 | if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then |
2129 | LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH | |
2130 | export LD_RUN_PATH | |
2131 | fi | |
2132 | ||
2133 | if test "${opsys}" = "gnu-linux"; then | |
2134 | AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link) | |
181855e6 GM |
2135 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2136 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2137 | [xgnu_linux_first_failure=no], |
2138 | [xgnu_linux_first_failure=yes]) | |
2139 | if test "${xgnu_linux_first_failure}" = "yes"; then | |
067d23c9 KY |
2140 | OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE" |
2141 | OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE" | |
2142 | OLD_CPPFLAGS="$CPPFLAGS" | |
2143 | OLD_LIBS="$LIBS" | |
2144 | LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout" | |
2145 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout" | |
2146 | CPPFLAGS="$CPPFLAGS -b i486-linuxaout" | |
2147 | LIBS="$LIBS -b i486-linuxaout" | |
181855e6 GM |
2148 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2149 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2150 | [xgnu_linux_second_failure=no], |
2151 | [xgnu_linux_second_failure=yes]) | |
2152 | if test "${xgnu_linux_second_failure}" = "yes"; then | |
067d23c9 KY |
2153 | # If we get the same failure with -b, there is no use adding -b. |
2154 | # So take it out. This plays safe. | |
2155 | LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE" | |
2156 | C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE" | |
2157 | CPPFLAGS="$OLD_CPPFLAGS" | |
2158 | LIBS="$OLD_LIBS" | |
2159 | AC_MSG_RESULT(no) | |
2160 | else | |
2161 | AC_MSG_RESULT(yes) | |
2162 | fi | |
2163 | else | |
2164 | AC_MSG_RESULT(no) | |
2165 | fi | |
2166 | fi | |
2167 | ||
2168 | # Reportedly, some broken Solaris systems have XKBlib.h but are missing | |
2169 | # header files included from there. | |
2170 | AC_MSG_CHECKING(for Xkb) | |
181855e6 GM |
2171 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h> |
2172 | #include <X11/XKBlib.h>]], | |
2173 | [[XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);]])], | |
067d23c9 KY |
2174 | emacs_xkb=yes, emacs_xkb=no) |
2175 | AC_MSG_RESULT($emacs_xkb) | |
2176 | if test $emacs_xkb = yes; then | |
a4cedbf7 | 2177 | AC_DEFINE(HAVE_XKB, 1, [Define to 1 if you have the Xkb extension.]) |
067d23c9 KY |
2178 | fi |
2179 | ||
2180 | AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \ | |
9232a6d9 | 2181 | XScreenNumberOfScreen) |
067d23c9 KY |
2182 | fi |
2183 | ||
2184 | if test "${window_system}" = "x11"; then | |
2185 | AC_MSG_CHECKING(X11 version 6) | |
2186 | AC_CACHE_VAL(emacs_cv_x11_version_6, | |
181855e6 GM |
2187 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h>]], |
2188 | [[#if XlibSpecificationRelease < 6 | |
067d23c9 KY |
2189 | fail; |
2190 | #endif | |
181855e6 | 2191 | ]])], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)]) |
067d23c9 KY |
2192 | if test $emacs_cv_x11_version_6 = yes; then |
2193 | AC_MSG_RESULT(6 or newer) | |
2194 | AC_DEFINE(HAVE_X11R6, 1, | |
2195 | [Define to 1 if you have the X11R6 or newer version of Xlib.]) | |
2196 | AC_DEFINE(HAVE_X_I18N, 1, [Define if you have usable i18n support.]) | |
2197 | ## inoue@ainet.or.jp says Solaris has a bug related to X11R6-style | |
2198 | ## XIM support. | |
2199 | case "$opsys" in | |
2200 | sol2-*) : ;; | |
2201 | *) AC_DEFINE(HAVE_X11R6_XIM, 1, | |
2202 | [Define if you have usable X11R6-style XIM support.]) | |
2203 | ;; | |
2204 | esac | |
2205 | else | |
2206 | AC_MSG_RESULT(before 6) | |
2207 | fi | |
2208 | fi | |
2209 | ||
2210 | ||
2211 | ### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified. | |
2212 | HAVE_RSVG=no | |
fb0862b2 | 2213 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${opsys}" = "mingw32"; then |
067d23c9 KY |
2214 | if test "${with_rsvg}" != "no"; then |
2215 | RSVG_REQUIRED=2.11.0 | |
2216 | RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED" | |
2217 | ||
2218 | PKG_CHECK_MODULES(RSVG, $RSVG_MODULE, HAVE_RSVG=yes, :) | |
2219 | AC_SUBST(RSVG_CFLAGS) | |
2220 | AC_SUBST(RSVG_LIBS) | |
2221 | ||
2222 | if test $HAVE_RSVG = yes; then | |
2223 | AC_DEFINE(HAVE_RSVG, 1, [Define to 1 if using librsvg.]) | |
2224 | CFLAGS="$CFLAGS $RSVG_CFLAGS" | |
83a5a2c8 EZ |
2225 | # Windows loads librsvg dynamically |
2226 | if test "${opsys}" = "mingw32"; then | |
2227 | RSVG_LIBS= | |
2228 | fi | |
067d23c9 KY |
2229 | LIBS="$RSVG_LIBS $LIBS" |
2230 | fi | |
2231 | fi | |
2232 | fi | |
2233 | ||
2234 | HAVE_IMAGEMAGICK=no | |
526e126f | 2235 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${HAVE_W32}" = "yes"; then |
067d23c9 | 2236 | if test "${with_imagemagick}" != "no"; then |
f5b06c35 GM |
2237 | ## 6.2.8 is the earliest version known to work, but earlier versions |
2238 | ## might work - let us know if you find one. | |
2239 | ## 6.0.7 does not work. See bug#7955. | |
19151a7f PE |
2240 | ## 6.8.2 makes Emacs crash; see Bug#13867. |
2241 | IMAGEMAGICK_MODULE="Wand >= 6.2.8 Wand != 6.8.2" | |
067d23c9 KY |
2242 | PKG_CHECK_MODULES(IMAGEMAGICK, $IMAGEMAGICK_MODULE, HAVE_IMAGEMAGICK=yes, :) |
2243 | AC_SUBST(IMAGEMAGICK_CFLAGS) | |
2244 | AC_SUBST(IMAGEMAGICK_LIBS) | |
b06b1098 | 2245 | |
067d23c9 KY |
2246 | if test $HAVE_IMAGEMAGICK = yes; then |
2247 | AC_DEFINE(HAVE_IMAGEMAGICK, 1, [Define to 1 if using imagemagick.]) | |
2248 | CFLAGS="$CFLAGS $IMAGEMAGICK_CFLAGS" | |
2249 | LIBS="$IMAGEMAGICK_LIBS $LIBS" | |
03043c1b | 2250 | AC_CHECK_FUNCS(MagickExportImagePixels MagickMergeImageLayers) |
067d23c9 KY |
2251 | fi |
2252 | fi | |
2253 | fi | |
2254 | ||
2255 | ||
2256 | HAVE_GTK=no | |
c195f2de | 2257 | GTK_OBJ= |
8f5f35cc | 2258 | gtk_term_header=$term_header |
d673aedc JD |
2259 | check_gtk2=no |
2260 | gtk3_pkg_errors= | |
fb0862b2 EZ |
2261 | if test "${opsys}" != "mingw32"; then |
2262 | if test "${with_gtk3}" = "yes" || test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "maybe"; then | |
2263 | GLIB_REQUIRED=2.28 | |
2264 | GTK_REQUIRED=3.0 | |
2265 | GTK_MODULES="gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2266 | ||
2267 | dnl Checks for libraries. | |
2268 | PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no) | |
2269 | if test "$pkg_check_gtk" = "no" && test "$with_gtk3" = "yes"; then | |
2270 | AC_MSG_ERROR($GTK_PKG_ERRORS) | |
2271 | fi | |
2272 | if test "$pkg_check_gtk" = "yes"; then | |
2273 | AC_DEFINE(HAVE_GTK3, 1, [Define to 1 if using GTK 3 or later.]) | |
2274 | GTK_OBJ=emacsgtkfixed.o | |
8f5f35cc | 2275 | gtk_term_header=gtkutil.h |
fb0862b2 | 2276 | USE_GTK_TOOLKIT="GTK3" |
d76bf86f | 2277 | if test "x$ac_enable_gtk_deprecation_warnings" = x; then |
3bc9da32 PE |
2278 | AC_DEFINE([GDK_DISABLE_DEPRECATION_WARNINGS], [1], |
2279 | [Define to 1 to disable GTK+/GDK deprecation warnings.]) | |
2280 | AC_DEFINE([GLIB_DISABLE_DEPRECATION_WARNINGS], [1], | |
2281 | [Define to 1 to disable Glib deprecation warnings.]) | |
d76bf86f | 2282 | fi |
fb0862b2 EZ |
2283 | else |
2284 | check_gtk2=yes | |
2285 | gtk3_pkg_errors="$GTK_PKG_ERRORS " | |
2286 | fi | |
d673aedc | 2287 | fi |
067d23c9 | 2288 | |
fb0862b2 EZ |
2289 | if test "${with_gtk2}" = "yes" || test "$check_gtk2" = "yes"; then |
2290 | GLIB_REQUIRED=2.10 | |
2291 | GTK_REQUIRED=2.10 | |
2292 | GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2293 | ||
2294 | dnl Checks for libraries. | |
2295 | PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no) | |
2296 | if test "$pkg_check_gtk" = "no" && | |
2297 | { test "$with_gtk" = yes || test "$with_gtk2" = "yes"; } | |
2298 | then | |
2299 | AC_MSG_ERROR($gtk3_pkg_errors$GTK_PKG_ERRORS) | |
2300 | fi | |
2301 | test "$pkg_check_gtk" = "yes" && USE_GTK_TOOLKIT="GTK2" | |
067d23c9 KY |
2302 | fi |
2303 | fi | |
067d23c9 | 2304 | |
067d23c9 KY |
2305 | if test x"$pkg_check_gtk" = xyes; then |
2306 | ||
067d23c9 KY |
2307 | AC_SUBST(GTK_LIBS) |
2308 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS" | |
2309 | CFLAGS="$CFLAGS $GTK_CFLAGS" | |
2310 | LIBS="$GTK_LIBS $LIBS" | |
2311 | dnl Try to compile a simple GTK program. | |
5583dcb6 | 2312 | AC_MSG_CHECKING([whether GTK compiles]) |
067d23c9 | 2313 | GTK_COMPILES=no |
5583dcb6 PE |
2314 | AC_LINK_IFELSE( |
2315 | [AC_LANG_PROGRAM( | |
2316 | [[/* Check the Gtk and Glib APIs. */ | |
2317 | #include <gtk/gtk.h> | |
2318 | #include <glib-object.h> | |
2319 | static void | |
2320 | callback (GObject *go, GParamSpec *spec, gpointer user_data) | |
2321 | {} | |
2322 | ]], | |
2323 | [[ | |
2324 | GtkSettings *gs = 0; | |
2325 | /* Use G_CALLBACK to make sure function pointers can be cast to void *; | |
2326 | strict C prohibits this. Use gtk_main_iteration to test that the | |
2327 | libraries are there. */ | |
2328 | if (g_signal_handler_find (G_OBJECT (gs), G_SIGNAL_MATCH_FUNC, | |
2329 | 0, 0, 0, G_CALLBACK (callback), 0)) | |
2330 | gtk_main_iteration (); | |
2331 | ]])], | |
2332 | [GTK_COMPILES=yes]) | |
2333 | AC_MSG_RESULT([$GTK_COMPILES]) | |
067d23c9 | 2334 | if test "${GTK_COMPILES}" != "yes"; then |
8f5f35cc | 2335 | GTK_OBJ= |
067d23c9 KY |
2336 | if test "$USE_X_TOOLKIT" != "maybe"; then |
2337 | AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log. Maybe some x11-devel files missing?]); | |
2338 | fi | |
2339 | else | |
2340 | HAVE_GTK=yes | |
2341 | AC_DEFINE(USE_GTK, 1, [Define to 1 if using GTK.]) | |
c195f2de | 2342 | GTK_OBJ="gtkutil.o $GTK_OBJ" |
8f5f35cc | 2343 | term_header=$gtk_term_header |
067d23c9 | 2344 | USE_X_TOOLKIT=none |
3cc53d60 | 2345 | if "$PKG_CONFIG" --atleast-version=2.10 gtk+-2.0; then |
067d23c9 KY |
2346 | : |
2347 | else | |
2348 | AC_MSG_WARN([[Your version of Gtk+ will have problems with | |
2349 | closing open displays. This is no problem if you just use | |
2350 | one display, but if you use more than one and close one of them | |
2351 | Emacs may crash.]]) | |
2352 | sleep 3 | |
2353 | fi | |
2354 | fi | |
2355 | ||
2356 | fi | |
2357 | AC_SUBST(GTK_OBJ) | |
2358 | ||
2359 | ||
2360 | if test "${HAVE_GTK}" = "yes"; then | |
2361 | ||
2362 | dnl GTK scrollbars resemble toolkit scrollbars a lot, so to avoid | |
2363 | dnl a lot if #ifdef:s, say we have toolkit scrollbars. | |
2364 | if test "$with_toolkit_scroll_bars" != no; then | |
2365 | with_toolkit_scroll_bars=yes | |
2366 | fi | |
2367 | ||
2368 | dnl Check if we have the old file selection dialog declared and | |
2369 | dnl in the link library. In 2.x it may be in the library, | |
2370 | dnl but not declared if deprecated featured has been selected out. | |
2371 | dnl AC_CHECK_DECL checks for a macro, so check for GTK_TYPE_FILE_SELECTION. | |
2372 | HAVE_GTK_FILE_SELECTION=no | |
2373 | AC_CHECK_DECL(GTK_TYPE_FILE_SELECTION, HAVE_GTK_FILE_SELECTION=yes, | |
2374 | HAVE_GTK_FILE_SELECTION=no, [AC_INCLUDES_DEFAULT | |
2375 | #include <gtk/gtk.h>]) | |
2376 | if test "$HAVE_GTK_FILE_SELECTION" = yes; then | |
2377 | AC_CHECK_FUNCS(gtk_file_selection_new) | |
2378 | fi | |
2379 | ||
5a1d858b JD |
2380 | dnl Same as above for gtk_handle_box. |
2381 | HAVE_GTK_HANDLE_BOX=no | |
2382 | AC_CHECK_DECL(GTK_TYPE_HANDLE_BOX, HAVE_GTK_HANDLE_BOX=yes, | |
2383 | HAVE_GTK_HANDLE_BOX=no, [AC_INCLUDES_DEFAULT | |
2384 | #include <gtk/gtk.h>]) | |
2385 | if test "$HAVE_GTK_HANDLE_BOX" = yes; then | |
2386 | AC_CHECK_FUNCS(gtk_handle_box_new) | |
2387 | fi | |
067d23c9 | 2388 | |
8b745d92 JD |
2389 | dnl Same as above for gtk_tearoff_menu_item. |
2390 | HAVE_GTK_TEAROFF_MENU_ITEM=no | |
2391 | AC_CHECK_DECL(GTK_TYPE_TEAROFF_MENU_ITEM, HAVE_GTK_TEAROFF_MENU_ITEM=yes, | |
2392 | HAVE_GTK_TEAROFF_MENU_ITEM=no, [AC_INCLUDES_DEFAULT | |
2393 | #include <gtk/gtk.h>]) | |
2394 | if test "$HAVE_GTK_TEAROFF_MENU_ITEM" = yes; then | |
2395 | AC_CHECK_FUNCS(gtk_tearoff_menu_item_new) | |
2396 | fi | |
067d23c9 KY |
2397 | |
2398 | dnl Check for functions introduced in 2.14 and later. | |
2399 | AC_CHECK_FUNCS(gtk_widget_get_window gtk_widget_set_has_window \ | |
2400 | gtk_dialog_get_action_area gtk_widget_get_sensitive \ | |
2401 | gtk_widget_get_mapped gtk_adjustment_get_page_size \ | |
54e9e3bf JD |
2402 | gtk_orientable_set_orientation \ |
2403 | gtk_window_set_has_resize_grip) | |
17a2cbbd DC |
2404 | |
2405 | term_header=gtkutil.h | |
067d23c9 KY |
2406 | fi |
2407 | ||
2408 | dnl D-Bus has been tested under GNU/Linux only. Must be adapted for | |
dcbf5805 | 2409 | dnl other platforms. |
067d23c9 KY |
2410 | HAVE_DBUS=no |
2411 | DBUS_OBJ= | |
2412 | if test "${with_dbus}" = "yes"; then | |
2413 | PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, HAVE_DBUS=yes, HAVE_DBUS=no) | |
2414 | if test "$HAVE_DBUS" = yes; then | |
2415 | LIBS="$LIBS $DBUS_LIBS" | |
2416 | AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.]) | |
dcbf5805 | 2417 | dnl dbus_watch_get_unix_fd has been introduced in D-Bus 1.1.1. |
e3a3e213 MA |
2418 | dnl dbus_type_is_valid and dbus_validate_* have been introduced in |
2419 | dnl D-Bus 1.5.12. | |
dcbf5805 | 2420 | AC_CHECK_FUNCS(dbus_watch_get_unix_fd \ |
e3a3e213 | 2421 | dbus_type_is_valid \ |
dcbf5805 MA |
2422 | dbus_validate_bus_name \ |
2423 | dbus_validate_path \ | |
2424 | dbus_validate_interface \ | |
2425 | dbus_validate_member) | |
067d23c9 KY |
2426 | DBUS_OBJ=dbusbind.o |
2427 | fi | |
2428 | fi | |
2429 | AC_SUBST(DBUS_OBJ) | |
2430 | ||
9851bfc5 JD |
2431 | dnl GSettings has been tested under GNU/Linux only. |
2432 | HAVE_GSETTINGS=no | |
2433 | if test "${HAVE_X11}" = "yes" && test "${with_gsettings}" = "yes"; then | |
2ad77c9d | 2434 | PKG_CHECK_MODULES(GSETTINGS, gio-2.0 >= 2.26, HAVE_GSETTINGS=yes, HAVE_GSETTINGS=no) |
2e6e11eb | 2435 | if test "$HAVE_GSETTINGS" = "yes"; then |
ce486e0d JD |
2436 | old_CFLAGS=$CFLAGS |
2437 | CFLAGS="$CFLAGS $GSETTINGS_CFLAGS" | |
2438 | old_LIBS=$LIBS | |
2439 | LIBS="$LIBS $GSETTINGS_LIBS" | |
b0e04df6 | 2440 | AC_MSG_CHECKING([whether GSettings is in gio]) |
b0e04df6 JD |
2441 | AC_LINK_IFELSE( |
2442 | [AC_LANG_PROGRAM( | |
2443 | [[/* Check that gsettings really is present. */ | |
2444 | #include <glib-object.h> | |
2445 | #include <gio/gio.h> | |
2446 | ]], | |
2447 | [[ | |
2448 | GSettings *settings; | |
2449 | GVariant *val = g_settings_get_value (settings, ""); | |
2450 | ]])], | |
63adc156 GM |
2451 | [], HAVE_GSETTINGS=no) |
2452 | AC_MSG_RESULT([$HAVE_GSETTINGS]) | |
b0e04df6 | 2453 | |
63adc156 | 2454 | if test "$HAVE_GSETTINGS" = "yes"; then |
b0e04df6 JD |
2455 | AC_DEFINE(HAVE_GSETTINGS, 1, [Define to 1 if using GSettings.]) |
2456 | SETTINGS_CFLAGS="$GSETTINGS_CFLAGS" | |
2457 | SETTINGS_LIBS="$GSETTINGS_LIBS" | |
2458 | fi | |
ce486e0d JD |
2459 | CFLAGS=$old_CFLAGS |
2460 | LIBS=$old_LIBS | |
9851bfc5 JD |
2461 | fi |
2462 | fi | |
2463 | ||
067d23c9 KY |
2464 | dnl GConf has been tested under GNU/Linux only. |
2465 | dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6. | |
2466 | HAVE_GCONF=no | |
869795d6 | 2467 | if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then |
067d23c9 KY |
2468 | PKG_CHECK_MODULES(GCONF, gconf-2.0 >= 2.13, HAVE_GCONF=yes, HAVE_GCONF=no) |
2469 | if test "$HAVE_GCONF" = yes; then | |
2470 | AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.]) | |
2471 | dnl Newer GConf doesn't link with g_objects, so this is not defined. | |
869795d6 JD |
2472 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GCONF_CFLAGS" |
2473 | SETTINGS_LIBS="$SETTINGS_LIBS $GCONF_LIBS" | |
067d23c9 KY |
2474 | fi |
2475 | fi | |
2476 | ||
2e6e11eb | 2477 | if test "$HAVE_GSETTINGS" = "yes" || test "$HAVE_GCONF" = "yes"; then |
f278d339 JD |
2478 | PKG_CHECK_MODULES(GOBJECT, gobject-2.0 >= 2.0, HAVE_GOBJECT=yes, HAVE_GOBJECT=no) |
2479 | if test "$HAVE_GOBJECT" = "yes"; then | |
2480 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GOBJECT_CFLAGS" | |
2481 | SETTINGS_LIBS="$SETTINGS_LIBS $GOBJECT_LIBS" | |
2482 | fi | |
9851bfc5 | 2483 | SAVE_CFLAGS="$CFLAGS" |
46d14be7 | 2484 | SAVE_LIBS="$LIBS" |
9851bfc5 | 2485 | CFLAGS="$SETTINGS_CFLAGS $CFLAGS" |
46d14be7 | 2486 | LIBS="$SETTINGS_LIBS $LIBS" |
9851bfc5 | 2487 | CFLAGS="$SAVE_CFLAGS" |
46d14be7 | 2488 | LIBS="$SAVE_LIBS" |
9851bfc5 JD |
2489 | fi |
2490 | AC_SUBST(SETTINGS_CFLAGS) | |
2491 | AC_SUBST(SETTINGS_LIBS) | |
2492 | ||
2493 | ||
067d23c9 KY |
2494 | dnl SELinux is available for GNU/Linux only. |
2495 | HAVE_LIBSELINUX=no | |
2496 | LIBSELINUX_LIBS= | |
2497 | if test "${with_selinux}" = "yes"; then | |
2498 | AC_CHECK_LIB([selinux], [lgetfilecon], HAVE_LIBSELINUX=yes, HAVE_LIBSELINUX=no) | |
2499 | if test "$HAVE_LIBSELINUX" = yes; then | |
2500 | AC_DEFINE(HAVE_LIBSELINUX, 1, [Define to 1 if using SELinux.]) | |
2501 | LIBSELINUX_LIBS=-lselinux | |
2502 | fi | |
2503 | fi | |
2504 | AC_SUBST(LIBSELINUX_LIBS) | |
2505 | ||
2506 | HAVE_GNUTLS=no | |
e1f9f9e3 | 2507 | HAVE_GNUTLS3=no |
067d23c9 | 2508 | if test "${with_gnutls}" = "yes" ; then |
e1f9f9e3 | 2509 | PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.0.0], HAVE_GNUTLS3=yes, HAVE_GNUTLS3=no) |
e1f9f9e3 TZ |
2510 | if test "${HAVE_GNUTLS3}" = "yes"; then |
2511 | AC_DEFINE(HAVE_GNUTLS3, 1, [Define if using GnuTLS v3.]) | |
c5fc0178 SM |
2512 | HAVE_GNUTLS="yes" |
2513 | else | |
2514 | PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6], HAVE_GNUTLS=yes, HAVE_GNUTLS=no) | |
2515 | fi | |
2516 | if test "${HAVE_GNUTLS}" = "yes"; then | |
2517 | AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.]) | |
e1f9f9e3 TZ |
2518 | fi |
2519 | ||
a414bed5 EZ |
2520 | # Windows loads GnuTLS dynamically |
2521 | if test "${opsys}" = "mingw32"; then | |
2522 | LIBGNUTLS_LIBS= | |
57f8c490 PE |
2523 | else |
2524 | CFLAGS="$CFLAGS $LIBGNUTLS_CFLAGS" | |
2525 | LIBS="$LIBGNUTLS_LIBS $LIBS" | |
a414bed5 | 2526 | fi |
067d23c9 | 2527 | fi |
33630d51 | 2528 | |
067d23c9 KY |
2529 | AC_SUBST(LIBGNUTLS_LIBS) |
2530 | AC_SUBST(LIBGNUTLS_CFLAGS) | |
2531 | ||
c9628c79 MA |
2532 | NOTIFY_OBJ= |
2533 | NOTIFY_SUMMARY=no | |
2534 | ||
671d4bfc GM |
2535 | dnl FIXME? Don't auto-detect on NS, but do allow someone to specify |
2536 | dnl a particular library. This doesn't make much sense? | |
2537 | if test "${with_ns}" = yes && test ${with_file_notification} = yes; then | |
2538 | with_file_notification=no | |
2539 | fi | |
2540 | ||
c04bbd85 PE |
2541 | dnl MS Windows native file monitor is available for mingw32 only. |
2542 | case $with_file_notification,$opsys in | |
2543 | w32,* | yes,mingw32) | |
2544 | AC_CHECK_HEADER(windows.h) | |
2545 | if test "$ac_cv_header_windows_h" = yes ; then | |
2546 | AC_DEFINE(HAVE_W32NOTIFY, 1, [Define to 1 to use w32notify.]) | |
2547 | NOTIFY_OBJ=w32notify.o | |
2548 | NOTIFY_SUMMARY="yes (w32)" | |
2549 | fi ;; | |
2550 | esac | |
c9628c79 | 2551 | |
c04bbd85 PE |
2552 | dnl g_file_monitor exists since glib 2.18. G_FILE_MONITOR_EVENT_MOVED |
2553 | dnl has been added in glib 2.24. It has been tested under | |
2554 | dnl GNU/Linux only. We take precedence over inotify, but this makes | |
2555 | dnl only sense when glib has been compiled with inotify support. How | |
2556 | dnl to check? | |
2557 | case $with_file_notification,$NOTIFY_OBJ in | |
2558 | gfile, | yes,) | |
2559 | PKG_CHECK_MODULES(GFILENOTIFY, gio-2.0 >= 2.24, HAVE_GFILENOTIFY=yes, HAVE_GFILENOTIFY=no) | |
2560 | if test "$HAVE_GFILENOTIFY" = "yes"; then | |
2561 | AC_DEFINE(HAVE_GFILENOTIFY, 1, [Define to 1 if using GFile.]) | |
2562 | NOTIFY_OBJ=gfilenotify.o | |
2563 | NOTIFY_SUMMARY="yes -lgio (gfile)" | |
2564 | fi ;; | |
2565 | esac | |
2566 | ||
2567 | dnl inotify is only available on GNU/Linux. | |
2568 | case $with_file_notification,$NOTIFY_OBJ in | |
2569 | inotify, | yes,) | |
2570 | AC_CHECK_HEADER(sys/inotify.h) | |
2571 | if test "$ac_cv_header_sys_inotify_h" = yes ; then | |
2572 | AC_CHECK_FUNC(inotify_init1) | |
2573 | if test "$ac_cv_func_inotify_init1" = yes; then | |
2574 | AC_DEFINE(HAVE_INOTIFY, 1, [Define to 1 to use inotify.]) | |
2575 | NOTIFY_OBJ=inotify.o | |
2576 | NOTIFY_SUMMARY="yes -lglibc (inotify)" | |
2577 | fi | |
2578 | fi ;; | |
2579 | esac | |
2580 | ||
2581 | case $with_file_notification,$NOTIFY_OBJ in | |
2582 | yes,* | no,* | *,?*) ;; | |
2583 | *) AC_MSG_ERROR([File notification `$with_file_notification' requested but requirements not found.]) ;; | |
2584 | esac | |
671d4bfc | 2585 | |
c9628c79 MA |
2586 | if test -n "$NOTIFY_OBJ"; then |
2587 | AC_DEFINE(USE_FILE_NOTIFY, 1, [Define to 1 if using file notifications.]) | |
81606b10 | 2588 | fi |
c9628c79 | 2589 | AC_SUBST(NOTIFY_OBJ) |
7f203aa1 EZ |
2590 | AC_SUBST(GFILENOTIFY_CFLAGS) |
2591 | AC_SUBST(GFILENOTIFY_LIBS) | |
81606b10 | 2592 | |
067d23c9 KY |
2593 | dnl Do not put whitespace before the #include statements below. |
2594 | dnl Older compilers (eg sunos4 cc) choke on it. | |
2595 | HAVE_XAW3D=no | |
2596 | LUCID_LIBW= | |
2597 | if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2598 | if test "$with_xaw3d" != no; then | |
067d23c9 | 2599 | AC_CACHE_VAL(emacs_cv_xaw3d, |
181855e6 | 2600 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2601 | #include <X11/Intrinsic.h> |
181855e6 GM |
2602 | #include <X11/Xaw3d/Simple.h>]], |
2603 | [[]])], | |
37f7b784 CY |
2604 | [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, |
2605 | emacs_cv_xaw3d=yes, emacs_cv_xaw3d=no)], | |
067d23c9 KY |
2606 | emacs_cv_xaw3d=no)]) |
2607 | else | |
2608 | emacs_cv_xaw3d=no | |
2609 | fi | |
2610 | if test $emacs_cv_xaw3d = yes; then | |
2c484e75 | 2611 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2612 | AC_MSG_RESULT([yes; using Lucid toolkit]) |
2613 | USE_X_TOOLKIT=LUCID | |
2614 | HAVE_XAW3D=yes | |
2615 | LUCID_LIBW=-lXaw3d | |
2616 | AC_DEFINE(HAVE_XAW3D, 1, | |
2617 | [Define to 1 if you have the Xaw3d library (-lXaw3d).]) | |
2618 | else | |
2c484e75 | 2619 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2620 | AC_MSG_RESULT(no) |
2621 | AC_MSG_CHECKING(for libXaw) | |
2622 | AC_CACHE_VAL(emacs_cv_xaw, | |
181855e6 | 2623 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2624 | #include <X11/Intrinsic.h> |
181855e6 GM |
2625 | #include <X11/Xaw/Simple.h>]], |
2626 | [[]])], | |
067d23c9 KY |
2627 | emacs_cv_xaw=yes, |
2628 | emacs_cv_xaw=no)]) | |
2629 | if test $emacs_cv_xaw = yes; then | |
2630 | AC_MSG_RESULT([yes; using Lucid toolkit]) | |
2631 | USE_X_TOOLKIT=LUCID | |
2632 | LUCID_LIBW=-lXaw | |
2633 | elif test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2634 | AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files]) | |
2635 | else | |
d681f183 GM |
2636 | AC_MSG_ERROR([No X toolkit could be found. |
2637 | If you are sure you want Emacs compiled without an X toolkit, pass | |
2638 | --with-x-toolkit=no | |
2639 | to configure. Otherwise, install the development libraries for the toolkit | |
2640 | that you want to use (e.g. Gtk+) and re-run configure.]) | |
067d23c9 KY |
2641 | fi |
2642 | fi | |
2643 | fi | |
2644 | ||
2645 | X_TOOLKIT_TYPE=$USE_X_TOOLKIT | |
2646 | ||
2647 | LIBXTR6= | |
2648 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2649 | AC_MSG_CHECKING(X11 toolkit version) | |
2650 | AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6, | |
181855e6 GM |
2651 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Intrinsic.h>]], |
2652 | [[#if XtSpecificationRelease < 6 | |
067d23c9 KY |
2653 | fail; |
2654 | #endif | |
181855e6 | 2655 | ]])], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)]) |
067d23c9 KY |
2656 | HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6 |
2657 | if test $emacs_cv_x11_toolkit_version_6 = yes; then | |
2658 | AC_MSG_RESULT(6 or newer) | |
2659 | AC_DEFINE(HAVE_X11XTR6, 1, | |
2660 | [Define to 1 if you have the X11R6 or newer version of Xt.]) | |
2661 | LIBXTR6="-lSM -lICE" | |
2662 | case "$opsys" in | |
2663 | ## Use libw.a along with X11R6 Xt. | |
2664 | unixware) LIBXTR6="$LIBXTR6 -lw" ;; | |
2665 | esac | |
2666 | else | |
2667 | AC_MSG_RESULT(before 6) | |
2668 | fi | |
2669 | ||
2670 | dnl If using toolkit, check whether libXmu.a exists. | |
2671 | dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link. | |
2672 | OLDLIBS="$LIBS" | |
2673 | if test x$HAVE_X11XTR6 = xyes; then | |
2674 | LIBS="-lXt -lSM -lICE $LIBS" | |
2675 | else | |
2676 | LIBS="-lXt $LIBS" | |
2677 | fi | |
2678 | AC_CHECK_LIB(Xmu, XmuConvertStandardSelection) | |
2679 | test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS" | |
ba9e4b84 | 2680 | dnl ac_cv_lib_Xmu_XmuConvertStandardSelection is also referenced below. |
067d23c9 KY |
2681 | fi |
2682 | AC_SUBST(LIBXTR6) | |
2683 | ||
2684 | dnl FIXME the logic here seems weird, but this is what cpp was doing. | |
2685 | dnl Why not just test for libxmu in the normal way? | |
2686 | LIBXMU=-lXmu | |
d6a003a8 AS |
2687 | case $opsys in |
2688 | ## These systems don't supply Xmu. | |
067d23c9 KY |
2689 | hpux* | aix4-2 ) |
2690 | test "X$ac_cv_lib_Xmu_XmuConvertStandardSelection" != "Xyes" && LIBXMU= | |
2691 | ;; | |
fb0862b2 EZ |
2692 | mingw32 ) |
2693 | LIBXMU= | |
2694 | ;; | |
067d23c9 KY |
2695 | esac |
2696 | AC_SUBST(LIBXMU) | |
2697 | ||
2698 | # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D. | |
2699 | if test "${HAVE_X11}" = "yes"; then | |
2700 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2701 | AC_CHECK_LIB(Xext, XShapeQueryExtension) | |
2702 | fi | |
2703 | fi | |
2704 | ||
2705 | LIBXP= | |
2706 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
c09bfb2f DA |
2707 | # OpenMotif may be installed in such a way on some GNU/Linux systems. |
2708 | if test -d /usr/include/openmotif; then | |
2709 | CPPFLAGS="-I/usr/include/openmotif $CPPFLAGS" | |
2710 | emacs_cv_openmotif=yes | |
2711 | case "$canonical" in | |
2712 | x86_64-*-linux-gnu* | powerpc64-*-linux-gnu* | sparc64-*-linux-gnu*) | |
2713 | test -d /usr/lib64/openmotif && LDFLAGS="-L/usr/lib64/openmotif $LDFLAGS" | |
2714 | ;; | |
2715 | *) | |
2716 | test -d /usr/lib/openmotif && LDFLAGS="-L/usr/lib/openmotif $LDFLAGS" | |
2717 | esac | |
2718 | else | |
2719 | emacs_cv_openmotif=no | |
2720 | fi | |
2721 | AC_CACHE_CHECK(for (Open)Motif version 2.1, emacs_cv_motif_version_2_1, | |
181855e6 GM |
2722 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <Xm/Xm.h>]], |
2723 | [[#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1) | |
067d23c9 KY |
2724 | int x = 5; |
2725 | #else | |
2726 | Motif version prior to 2.1. | |
181855e6 | 2727 | #endif]])], |
067d23c9 KY |
2728 | emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)]) |
2729 | if test $emacs_cv_motif_version_2_1 = yes; then | |
2730 | AC_CHECK_LIB(Xp, XpCreateContext, LIBXP=-lXp) | |
c09bfb2f DA |
2731 | if test x$emacs_cv_openmotif = xyes; then |
2732 | REAL_CPPFLAGS="-I/usr/include/openmotif $REAL_CPPFLAGS" | |
2733 | fi | |
067d23c9 KY |
2734 | else |
2735 | AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif, | |
2736 | # We put this in CFLAGS temporarily to precede other -I options | |
2737 | # that might be in CFLAGS temporarily. | |
2738 | # We put this in CPPFLAGS where it precedes the other -I options. | |
2739 | OLD_CPPFLAGS=$CPPFLAGS | |
2740 | OLD_CFLAGS=$CFLAGS | |
2741 | CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS" | |
2742 | CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS" | |
181855e6 GM |
2743 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>]], |
2744 | [[int x = 5;]])], | |
067d23c9 KY |
2745 | emacs_cv_lesstif=yes, emacs_cv_lesstif=no)]) |
2746 | if test $emacs_cv_lesstif = yes; then | |
2747 | # Make sure this -I option remains in CPPFLAGS after it is set | |
2748 | # back to REAL_CPPFLAGS. | |
2749 | # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not | |
2750 | # have those other -I options anyway. Ultimately, having this | |
2751 | # directory ultimately in CPPFLAGS will be enough. | |
2752 | REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS" | |
2753 | LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS" | |
2754 | else | |
2755 | CFLAGS=$OLD_CFLAGS | |
2756 | CPPFLAGS=$OLD_CPPFLAGS | |
2757 | fi | |
2758 | fi | |
e4070def GM |
2759 | AC_CHECK_HEADER([Xm/BulletinB.h], [], |
2760 | [AC_MSG_ERROR([Motif toolkit requested but requirements not found.])]) | |
067d23c9 KY |
2761 | fi |
2762 | ||
2763 | dnl Use toolkit scroll bars if configured for GTK or X toolkit and either | |
2764 | dnl using Motif or Xaw3d is available, and unless | |
2765 | dnl --with-toolkit-scroll-bars=no was specified. | |
2766 | ||
2767 | AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS, | |
2768 | [Define to 1 if we should use toolkit scroll bars.])dnl | |
2769 | USE_TOOLKIT_SCROLL_BARS=no | |
2770 | if test "${with_toolkit_scroll_bars}" != "no"; then | |
2771 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2772 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
2773 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2774 | HAVE_XAW3D=no | |
2775 | USE_TOOLKIT_SCROLL_BARS=yes | |
8d8939e8 | 2776 | elif test "${HAVE_XAW3D}" = "yes" || test "${USE_X_TOOLKIT}" = "LUCID"; then |
067d23c9 KY |
2777 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) |
2778 | USE_TOOLKIT_SCROLL_BARS=yes | |
2779 | fi | |
2780 | elif test "${HAVE_GTK}" = "yes"; then | |
2781 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2782 | USE_TOOLKIT_SCROLL_BARS=yes | |
2783 | elif test "${HAVE_NS}" = "yes"; then | |
2784 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2785 | USE_TOOLKIT_SCROLL_BARS=yes | |
0fda9b75 DC |
2786 | elif test "${HAVE_W32}" = "yes"; then |
2787 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2788 | USE_TOOLKIT_SCROLL_BARS=yes | |
067d23c9 KY |
2789 | fi |
2790 | fi | |
2791 | ||
2792 | dnl See if XIM is available. | |
181855e6 | 2793 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2794 | #include <X11/Xlib.h> |
181855e6 GM |
2795 | #include <X11/Xresource.h>]], |
2796 | [[XIMProc callback;]])], | |
067d23c9 KY |
2797 | [HAVE_XIM=yes |
2798 | AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available])], | |
2799 | HAVE_XIM=no) | |
2800 | ||
2801 | dnl `--with-xim' now controls only the initial value of use_xim at run time. | |
2802 | ||
2803 | if test "${with_xim}" != "no"; then | |
2804 | AC_DEFINE(USE_XIM, 1, | |
2805 | [Define to 1 if we should use XIM, if it is available.]) | |
2806 | fi | |
2807 | ||
2808 | ||
2809 | if test "${HAVE_XIM}" != "no"; then | |
2810 | late_CFLAGS=$CFLAGS | |
2811 | if test "$GCC" = yes; then | |
2812 | CFLAGS="$CFLAGS --pedantic-errors" | |
2813 | fi | |
181855e6 | 2814 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2815 | #include <X11/Xlib.h> |
181855e6 GM |
2816 | #include <X11/Xresource.h>]], |
2817 | [[Display *display; | |
067d23c9 KY |
2818 | XrmDatabase db; |
2819 | char *res_name; | |
2820 | char *res_class; | |
2821 | XIMProc callback; | |
2822 | XPointer *client_data; | |
2823 | #ifndef __GNUC__ | |
2824 | /* If we're not using GCC, it's probably not XFree86, and this is | |
2825 | probably right, but we can't use something like --pedantic-errors. */ | |
2826 | extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*, | |
2827 | char*, XIMProc, XPointer*); | |
2828 | #endif | |
2829 | (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback, | |
181855e6 | 2830 | client_data);]])], |
067d23c9 KY |
2831 | [emacs_cv_arg6_star=yes]) |
2832 | AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6, | |
2833 | [Define to the type of the 6th arg of XRegisterIMInstantiateCallback, | |
2834 | either XPointer or XPointer*.])dnl | |
2835 | if test "$emacs_cv_arg6_star" = yes; then | |
2836 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*]) | |
2837 | else | |
2838 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer]) | |
2839 | fi | |
2840 | CFLAGS=$late_CFLAGS | |
2841 | fi | |
2842 | ||
2843 | ### Start of font-backend (under any platform) section. | |
2844 | # (nothing here yet -- this is a placeholder) | |
2845 | ### End of font-backend (under any platform) section. | |
2846 | ||
2847 | ### Start of font-backend (under X11) section. | |
2848 | if test "${HAVE_X11}" = "yes"; then | |
2849 | PKG_CHECK_MODULES(FONTCONFIG, fontconfig >= 2.2.0, HAVE_FC=yes, HAVE_FC=no) | |
2850 | ||
2851 | ## Use -lXft if available, unless `--with-xft=no'. | |
2852 | HAVE_XFT=maybe | |
2853 | if test "${HAVE_FC}" = "no" || test "x${with_x}" = "xno"; then | |
2854 | with_xft="no"; | |
2855 | fi | |
2856 | if test "x${with_xft}" != "xno"; then | |
2857 | ||
2858 | PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no) | |
2859 | ## Because xftfont.c uses XRenderQueryExtension, we also | |
2860 | ## need to link to -lXrender. | |
2861 | HAVE_XRENDER=no | |
2862 | AC_CHECK_LIB(Xrender, XRenderQueryExtension, HAVE_XRENDER=yes) | |
2863 | if test "$HAVE_XFT" != no && test "$HAVE_XRENDER" != no; then | |
2864 | OLD_CPPFLAGS="$CPPFLAGS" | |
2865 | OLD_CFLAGS="$CFLAGS" | |
2866 | OLD_LIBS="$LIBS" | |
2867 | CPPFLAGS="$CPPFLAGS $XFT_CFLAGS" | |
2868 | CFLAGS="$CFLAGS $XFT_CFLAGS" | |
2869 | XFT_LIBS="-lXrender $XFT_LIBS" | |
2870 | LIBS="$XFT_LIBS $LIBS" | |
2871 | AC_CHECK_HEADER(X11/Xft/Xft.h, | |
ab6a27d8 GM |
2872 | AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS) , , |
2873 | [[#include <X11/X.h>]]) | |
067d23c9 KY |
2874 | |
2875 | if test "${HAVE_XFT}" = "yes"; then | |
2876 | AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.]) | |
2877 | AC_SUBST(XFT_LIBS) | |
2878 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS" | |
2879 | else | |
2880 | CPPFLAGS="$OLD_CPPFLAGS" | |
2881 | CFLAGS="$OLD_CFLAGS" | |
2882 | LIBS="$OLD_LIBS" | |
2883 | fi # "${HAVE_XFT}" = "yes" | |
2884 | fi # "$HAVE_XFT" != no | |
2885 | fi # "x${with_xft}" != "xno" | |
2886 | ||
870d9cf6 GM |
2887 | ## We used to allow building with FreeType and without Xft. |
2888 | ## However, the ftx font backend driver is not in good shape. | |
067d23c9 | 2889 | if test "$HAVE_XFT" != "yes"; then |
870d9cf6 | 2890 | dnl For the "Does Emacs use" message at the end. |
067d23c9 | 2891 | HAVE_XFT=no |
870d9cf6 GM |
2892 | HAVE_FREETYPE=no |
2893 | else | |
2894 | dnl Strict linkers fail with | |
2895 | dnl ftfont.o: undefined reference to symbol 'FT_New_Face' | |
2896 | dnl if -lfreetype is not specified. | |
2897 | dnl The following is needed to set FREETYPE_LIBS. | |
2898 | PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes, | |
46dcfee4 | 2899 | HAVE_FREETYPE=no) |
870d9cf6 GM |
2900 | |
2901 | test "$HAVE_FREETYPE" = "no" && AC_MSG_ERROR(libxft requires libfreetype) | |
067d23c9 KY |
2902 | fi |
2903 | ||
067d23c9 KY |
2904 | HAVE_LIBOTF=no |
2905 | if test "${HAVE_FREETYPE}" = "yes"; then | |
2906 | AC_DEFINE(HAVE_FREETYPE, 1, | |
2907 | [Define to 1 if using the freetype and fontconfig libraries.]) | |
2908 | if test "${with_libotf}" != "no"; then | |
2909 | PKG_CHECK_MODULES(LIBOTF, libotf, HAVE_LIBOTF=yes, | |
2910 | HAVE_LIBOTF=no) | |
2911 | if test "$HAVE_LIBOTF" = "yes"; then | |
2912 | AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.]) | |
2913 | AC_CHECK_LIB(otf, OTF_get_variation_glyphs, | |
2914 | HAVE_OTF_GET_VARIATION_GLYPHS=yes, | |
2915 | HAVE_OTF_GET_VARIATION_GLYPHS=no) | |
2916 | if test "${HAVE_OTF_GET_VARIATION_GLYPHS}" = "yes"; then | |
2917 | AC_DEFINE(HAVE_OTF_GET_VARIATION_GLYPHS, 1, | |
2918 | [Define to 1 if libotf has OTF_get_variation_glyphs.]) | |
2919 | fi | |
2920 | fi | |
2921 | fi | |
2922 | dnl FIXME should there be an error if HAVE_FREETYPE != yes? | |
2923 | dnl Does the new font backend require it, or can it work without it? | |
2924 | fi | |
2925 | ||
2926 | HAVE_M17N_FLT=no | |
2927 | if test "${HAVE_LIBOTF}" = yes; then | |
2928 | if test "${with_m17n_flt}" != "no"; then | |
2929 | PKG_CHECK_MODULES(M17N_FLT, m17n-flt, HAVE_M17N_FLT=yes, HAVE_M17N_FLT=no) | |
2930 | if test "$HAVE_M17N_FLT" = "yes"; then | |
2931 | AC_DEFINE(HAVE_M17N_FLT, 1, [Define to 1 if using libm17n-flt.]) | |
2932 | fi | |
2933 | fi | |
2934 | fi | |
2935 | else | |
2936 | HAVE_XFT=no | |
2937 | HAVE_FREETYPE=no | |
2938 | HAVE_LIBOTF=no | |
2939 | HAVE_M17N_FLT=no | |
2940 | fi | |
2941 | ||
2942 | ### End of font-backend (under X11) section. | |
2943 | ||
2944 | AC_SUBST(FREETYPE_CFLAGS) | |
2945 | AC_SUBST(FREETYPE_LIBS) | |
2946 | AC_SUBST(FONTCONFIG_CFLAGS) | |
2947 | AC_SUBST(FONTCONFIG_LIBS) | |
2948 | AC_SUBST(LIBOTF_CFLAGS) | |
2949 | AC_SUBST(LIBOTF_LIBS) | |
2950 | AC_SUBST(M17N_FLT_CFLAGS) | |
2951 | AC_SUBST(M17N_FLT_LIBS) | |
2952 | ||
2953 | ### Use -lXpm if available, unless `--with-xpm=no'. | |
fb0862b2 | 2954 | ### mingw32 doesn't use -lXpm, since it loads the library dynamically. |
067d23c9 KY |
2955 | HAVE_XPM=no |
2956 | LIBXPM= | |
fb0862b2 | 2957 | if test "${HAVE_W32}" = "yes" && test "${opsys}" = "cygwin"; then |
0fda9b75 DC |
2958 | if test "${with_xpm}" != "no"; then |
2959 | SAVE_CPPFLAGS="$CPPFLAGS" | |
2960 | SAVE_LDFLAGS="$LDFLAGS" | |
2961 | CPPFLAGS="$CPPFLAGS -I/usr/include/noX" | |
2962 | LDFLAGS="$LDFLAGS -L/usr/lib/noX" | |
2963 | AC_CHECK_HEADER(X11/xpm.h, | |
2964 | [AC_CHECK_LIB(Xpm, XpmReadFileToImage, HAVE_XPM=yes)]) | |
2965 | if test "${HAVE_XPM}" = "yes"; then | |
2966 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2967 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2968 | [#include "X11/xpm.h" | |
2969 | #ifndef XpmReturnAllocPixels | |
2970 | no_return_alloc_pixels | |
2971 | #endif | |
2972 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
2973 | ||
2974 | if test "${HAVE_XPM}" = "yes"; then | |
2975 | REAL_CPPFLAGS="$REAL_CPPFLAGS -I/usr/include/noX" | |
2976 | AC_MSG_RESULT(yes) | |
2977 | else | |
2978 | AC_MSG_RESULT(no) | |
2979 | CPPFLAGS="$SAVE_CPPFLAGS" | |
2980 | LDFLAGS="$SAVE_LDFLAGS" | |
2981 | fi | |
2982 | fi | |
2983 | fi | |
2984 | ||
2985 | if test "${HAVE_XPM}" = "yes"; then | |
791ef5f8 | 2986 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
0fda9b75 DC |
2987 | LIBXPM=-lXpm |
2988 | fi | |
2989 | fi | |
2990 | ||
067d23c9 KY |
2991 | if test "${HAVE_X11}" = "yes"; then |
2992 | if test "${with_xpm}" != "no"; then | |
2993 | AC_CHECK_HEADER(X11/xpm.h, | |
2994 | [AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)]) | |
2995 | if test "${HAVE_XPM}" = "yes"; then | |
2996 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2997 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2998 | [#include "X11/xpm.h" | |
2999 | #ifndef XpmReturnAllocPixels | |
3000 | no_return_alloc_pixels | |
3001 | #endif | |
3002 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
3003 | ||
3004 | if test "${HAVE_XPM}" = "yes"; then | |
3005 | AC_MSG_RESULT(yes) | |
3006 | else | |
3007 | AC_MSG_RESULT(no) | |
3008 | fi | |
3009 | fi | |
3010 | fi | |
3011 | ||
3012 | if test "${HAVE_XPM}" = "yes"; then | |
20db1522 | 3013 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
067d23c9 KY |
3014 | LIBXPM=-lXpm |
3015 | fi | |
3016 | fi | |
0fda9b75 | 3017 | |
09e94df2 EZ |
3018 | ### FIXME: Perhaps regroup to minimize code duplication due to MinGW's |
3019 | ### slightly different requirements wrt image libraries (it doesn't | |
3020 | ### use -lXpm because it loads the xpm shared library dynamically at | |
3021 | ### run time). | |
fb0862b2 EZ |
3022 | if test "${opsys}" = "mingw32"; then |
3023 | if test "${with_xpm}" != "no"; then | |
1f8f81c8 | 3024 | AC_CHECK_HEADER(X11/xpm.h, HAVE_XPM=yes, HAVE_XPM=no, [ |
fb0862b2 | 3025 | #define FOR_MSW 1]) |
fb0862b2 EZ |
3026 | fi |
3027 | ||
3028 | if test "${HAVE_XPM}" = "yes"; then | |
3029 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) | |
3030 | fi | |
3031 | fi | |
3032 | ||
067d23c9 KY |
3033 | AC_SUBST(LIBXPM) |
3034 | ||
3035 | ### Use -ljpeg if available, unless `--with-jpeg=no'. | |
fb0862b2 | 3036 | ### mingw32 doesn't use -ljpeg, since it loads the library dynamically. |
067d23c9 KY |
3037 | HAVE_JPEG=no |
3038 | LIBJPEG= | |
fb0862b2 | 3039 | if test "${opsys}" = "mingw32"; then |
067d23c9 KY |
3040 | if test "${with_jpeg}" != "no"; then |
3041 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
fb0862b2 EZ |
3042 | dnl HAVE_STDLIB_H. |
3043 | AC_CHECK_HEADER(jerror.h, HAVE_JPEG=yes, HAVE_JPEG=no) | |
067d23c9 | 3044 | fi |
067d23c9 KY |
3045 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl |
3046 | if test "${HAVE_JPEG}" = "yes"; then | |
3047 | AC_DEFINE(HAVE_JPEG) | |
3048 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
3049 | [#include <jpeglib.h> | |
3050 | version=JPEG_LIB_VERSION | |
3051 | ], | |
3052 | [AC_DEFINE(HAVE_JPEG)], | |
3053 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
3054 | HAVE_JPEG=no]) | |
3055 | fi | |
fb0862b2 EZ |
3056 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then |
3057 | if test "${with_jpeg}" != "no"; then | |
3058 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
3059 | dnl HAVE_STDLIB_H. | |
3060 | AC_CHECK_HEADER(jerror.h, | |
3061 | [AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes)]) | |
3062 | fi | |
3063 | ||
3064 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl | |
3065 | if test "${HAVE_JPEG}" = "yes"; then | |
3066 | AC_DEFINE(HAVE_JPEG) | |
3067 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
3068 | [#include <jpeglib.h> | |
3069 | version=JPEG_LIB_VERSION | |
3070 | ], | |
3071 | [AC_DEFINE(HAVE_JPEG)], | |
3072 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
3073 | HAVE_JPEG=no]) | |
3074 | fi | |
067d23c9 KY |
3075 | if test "${HAVE_JPEG}" = "yes"; then |
3076 | LIBJPEG=-ljpeg | |
3077 | fi | |
3078 | fi | |
3079 | AC_SUBST(LIBJPEG) | |
3080 | ||
3081 | ### Use -lpng if available, unless `--with-png=no'. | |
fb0862b2 | 3082 | ### mingw32 doesn't use -lpng, since it loads the library dynamically. |
067d23c9 KY |
3083 | HAVE_PNG=no |
3084 | LIBPNG= | |
fb0862b2 EZ |
3085 | if test "${opsys}" = "mingw32"; then |
3086 | if test "${with_png}" != "no"; then | |
3087 | AC_CHECK_HEADER(png.h, HAVE_PNG=yes, HAVE_PNG=no) | |
3088 | fi | |
3089 | if test "${HAVE_PNG}" = "yes"; then | |
3090 | AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).]) | |
3091 | ||
3092 | AC_CHECK_DECL(png_longjmp, | |
3093 | [], | |
3094 | [AC_DEFINE(PNG_DEPSTRUCT, [], | |
3095 | [Define to empty to suppress deprecation warnings when building | |
3096 | with --enable-gcc-warnings and with libpng versions before 1.5, | |
3097 | which lack png_longjmp.])], | |
3098 | [[#ifdef HAVE_LIBPNG_PNG_H | |
3099 | # include <libpng/png.h> | |
3100 | #else | |
3101 | # include <png.h> | |
3102 | #endif | |
3103 | ]]) | |
3104 | fi | |
3105 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then | |
067d23c9 KY |
3106 | if test "${with_png}" != "no"; then |
3107 | # Debian unstable as of July 2003 has multiple libpngs, and puts png.h | |
3108 | # in /usr/include/libpng. | |
0ccb0b09 | 3109 | AC_CHECK_HEADERS(png.h libpng/png.h, break) |
067d23c9 KY |
3110 | if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then |
3111 | AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm) | |
3112 | fi | |
3113 | fi | |
3114 | ||
3115 | if test "${HAVE_PNG}" = "yes"; then | |
3116 | AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).]) | |
3117 | LIBPNG="-lpng -lz -lm" | |
0ccb0b09 PE |
3118 | |
3119 | AC_CHECK_DECL(png_longjmp, | |
3120 | [], | |
cda158b4 | 3121 | [AC_DEFINE(PNG_DEPSTRUCT, [], |
0ccb0b09 PE |
3122 | [Define to empty to suppress deprecation warnings when building |
3123 | with --enable-gcc-warnings and with libpng versions before 1.5, | |
3124 | which lack png_longjmp.])], | |
3125 | [[#ifdef HAVE_LIBPNG_PNG_H | |
3126 | # include <libpng/png.h> | |
3127 | #else | |
3128 | # include <png.h> | |
3129 | #endif | |
3130 | ]]) | |
067d23c9 KY |
3131 | fi |
3132 | fi | |
3133 | AC_SUBST(LIBPNG) | |
3134 | ||
313546eb LMI |
3135 | HAVE_ZLIB=no |
3136 | LIBZ= | |
8d28d0ac | 3137 | if test "${with_zlib}" != "no"; then |
1d238bc7 PE |
3138 | OLIBS=$LIBS |
3139 | AC_SEARCH_LIBS([inflateEnd], [z], [HAVE_ZLIB=yes]) | |
3140 | LIBS=$OLIBS | |
3141 | case $ac_cv_search_inflateEnd in | |
3142 | -*) LIBZ=$ac_cv_search_inflateEnd ;; | |
3143 | esac | |
313546eb | 3144 | fi |
8d28d0ac PE |
3145 | if test "${HAVE_ZLIB}" = "yes"; then |
3146 | AC_DEFINE([HAVE_ZLIB], 1, [Define to 1 if you have the zlib library (-lz).]) | |
aa942e2b EZ |
3147 | ### mingw32 doesn't use -lz, since it loads the library dynamically. |
3148 | if test "${opsys}" = "mingw32"; then | |
3149 | LIBZ= | |
3150 | fi | |
8d28d0ac | 3151 | fi |
313546eb LMI |
3152 | AC_SUBST(LIBZ) |
3153 | ||
3154 | ||
067d23c9 | 3155 | ### Use -ltiff if available, unless `--with-tiff=no'. |
fb0862b2 | 3156 | ### mingw32 doesn't use -ltiff, since it loads the library dynamically. |
067d23c9 KY |
3157 | HAVE_TIFF=no |
3158 | LIBTIFF= | |
fb0862b2 EZ |
3159 | if test "${opsys}" = "mingw32"; then |
3160 | if test "${with_tiff}" != "no"; then | |
3161 | AC_CHECK_HEADER(tiffio.h, HAVE_TIFF=yes, HAVE_TIFF=no) | |
3162 | fi | |
3163 | if test "${HAVE_TIFF}" = "yes"; then | |
3164 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3165 | fi | |
3166 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then | |
067d23c9 KY |
3167 | if test "${with_tiff}" != "no"; then |
3168 | AC_CHECK_HEADER(tiffio.h, | |
3169 | [tifflibs="-lz -lm" | |
3170 | # At least one tiff package requires the jpeg library. | |
3171 | if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi | |
3172 | AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs)]) | |
3173 | fi | |
3174 | ||
3175 | if test "${HAVE_TIFF}" = "yes"; then | |
3176 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3177 | dnl FIXME -lz -lm, as per libpng? | |
3178 | LIBTIFF=-ltiff | |
3179 | fi | |
3180 | fi | |
3181 | AC_SUBST(LIBTIFF) | |
3182 | ||
3183 | ### Use -lgif or -lungif if available, unless `--with-gif=no'. | |
fb0862b2 | 3184 | ### mingw32 doesn't use -lgif/-lungif, since it loads the library dynamically. |
067d23c9 KY |
3185 | HAVE_GIF=no |
3186 | LIBGIF= | |
fb0862b2 EZ |
3187 | if test "${opsys}" = "mingw32"; then |
3188 | if test "${with_gif}" != "no"; then | |
3189 | AC_CHECK_HEADER(gif_lib.h, HAVE_GIF=yes, HAVE_GIF=no) | |
3190 | fi | |
3191 | if test "${HAVE_GIF}" = "yes"; then | |
3192 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3193 | fi | |
3194 | elif test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no" \ | |
0fda9b75 | 3195 | || test "${HAVE_W32}" = "yes"; then |
067d23c9 KY |
3196 | AC_CHECK_HEADER(gif_lib.h, |
3197 | # EGifPutExtensionLast only exists from version libungif-4.1.0b1. | |
f3606ef7 BF |
3198 | # Earlier versions can crash Emacs, but version 5.0 removes EGifPutExtensionLast. |
3199 | [AC_CHECK_LIB(gif, GifMakeMapObject, HAVE_GIF=yes, | |
3200 | [AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=maybe)])]) | |
067d23c9 KY |
3201 | |
3202 | if test "$HAVE_GIF" = yes; then | |
3203 | LIBGIF=-lgif | |
3204 | elif test "$HAVE_GIF" = maybe; then | |
3205 | # If gif_lib.h but no libgif, try libungif. | |
3206 | AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=no) | |
3207 | test "$HAVE_GIF" = yes && LIBGIF=-lungif | |
3208 | fi | |
3209 | ||
3210 | if test "${HAVE_GIF}" = "yes"; then | |
3211 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3212 | fi | |
3213 | fi | |
3214 | AC_SUBST(LIBGIF) | |
3215 | ||
139f5284 | 3216 | dnl Check for required libraries. |
067d23c9 KY |
3217 | if test "${HAVE_X11}" = "yes"; then |
3218 | MISSING="" | |
3219 | WITH_NO="" | |
3220 | test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" && | |
3221 | MISSING="libXpm" && WITH_NO="--with-xpm=no" | |
3222 | test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" && | |
3223 | MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no" | |
3224 | test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" && | |
3225 | MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no" | |
3226 | test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" && | |
3227 | MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no" | |
3228 | test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" && | |
3229 | MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no" | |
3230 | ||
3231 | if test "X${MISSING}" != X; then | |
139f5284 | 3232 | AC_MSG_ERROR([The following required libraries were not found: |
067d23c9 KY |
3233 | $MISSING |
3234 | Maybe some development libraries/packages are missing? | |
139f5284 | 3235 | If you don't want to link with them give |
067d23c9 | 3236 | $WITH_NO |
139f5284 | 3237 | as options to configure]) |
067d23c9 KY |
3238 | fi |
3239 | fi | |
3240 | ||
3241 | ### Use -lgpm if available, unless `--with-gpm=no'. | |
3242 | HAVE_GPM=no | |
3243 | LIBGPM= | |
067d23c9 KY |
3244 | if test "${with_gpm}" != "no"; then |
3245 | AC_CHECK_HEADER(gpm.h, | |
3246 | [AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes)]) | |
3247 | ||
3248 | if test "${HAVE_GPM}" = "yes"; then | |
3249 | AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).]) | |
3250 | LIBGPM=-lgpm | |
067d23c9 KY |
3251 | fi |
3252 | fi | |
3253 | AC_SUBST(LIBGPM) | |
3254 | ||
3255 | dnl Check for malloc/malloc.h on darwin | |
0e7a053e | 3256 | AC_CHECK_HEADERS_ONCE(malloc/malloc.h) |
067d23c9 | 3257 | |
2f097256 | 3258 | GNUSTEP_CFLAGS= |
067d23c9 KY |
3259 | ### Use NeXTstep API to implement GUI. |
3260 | if test "${HAVE_NS}" = "yes"; then | |
3261 | AC_DEFINE(HAVE_NS, 1, [Define to 1 if you are using the NeXTstep API, either GNUstep or Cocoa on Mac OS X.]) | |
3262 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
3263 | AC_DEFINE(NS_IMPL_COCOA, 1, [Define to 1 if you are using NS windowing under MacOS X.]) | |
067d23c9 KY |
3264 | fi |
3265 | if test "${NS_IMPL_GNUSTEP}" = "yes"; then | |
3266 | AC_DEFINE(NS_IMPL_GNUSTEP, 1, [Define to 1 if you are using NS windowing under GNUstep.]) | |
3267 | # See also .m.o rule in Makefile.in */ | |
3268 | # FIXME: are all these flags really needed? Document here why. */ | |
2f097256 | 3269 | GNUSTEP_CFLAGS="-D_REENTRANT -fPIC -fno-strict-aliasing -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" |
0cc87afb GM |
3270 | ## Extra CFLAGS applied to src/*.m files. |
3271 | GNU_OBJC_CFLAGS="$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 | 3272 | fi |
067d23c9 KY |
3273 | OTHER_FILES=ns-app |
3274 | fi | |
3275 | ||
067d23c9 KY |
3276 | ### Use session management (-lSM -lICE) if available |
3277 | HAVE_X_SM=no | |
3278 | LIBXSM= | |
3279 | if test "${HAVE_X11}" = "yes"; then | |
3280 | AC_CHECK_HEADER(X11/SM/SMlib.h, | |
3281 | [AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE)]) | |
3282 | ||
3283 | if test "${HAVE_X_SM}" = "yes"; then | |
3284 | AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).]) | |
3285 | LIBXSM="-lSM -lICE" | |
3286 | case "$LIBS" in | |
3287 | *-lSM*) ;; | |
3288 | *) LIBS="$LIBXSM $LIBS" ;; | |
3289 | esac | |
3290 | fi | |
3291 | fi | |
3292 | AC_SUBST(LIBXSM) | |
3293 | ||
4e3f9230 YM |
3294 | ### Use XRandr (-lXrandr) if available |
3295 | HAVE_XRANDR=no | |
3296 | if test "${HAVE_X11}" = "yes"; then | |
3297 | XRANDR_REQUIRED=1.2.2 | |
3298 | XRANDR_MODULES="xrandr >= $XRANDR_REQUIRED" | |
3299 | PKG_CHECK_MODULES(XRANDR, $XRANDR_MODULES, HAVE_XRANDR=yes, HAVE_XRANDR=no) | |
3300 | if test $HAVE_XRANDR = no; then | |
3301 | # Test old way in case pkg-config doesn't have it (older machines). | |
3302 | AC_CHECK_HEADER(X11/extensions/Xrandr.h, | |
2d8ac645 | 3303 | [AC_CHECK_LIB(Xrandr, XRRGetScreenResources, HAVE_XRANDR=yes)]) |
4e3f9230 YM |
3304 | if test $HAVE_XRANDR = yes; then |
3305 | XRANDR_LIBS=-lXrandr | |
3306 | AC_SUBST(XRANDR_LIBS) | |
3307 | fi | |
3308 | fi | |
3309 | if test $HAVE_XRANDR = yes; then | |
3310 | SAVE_CFLAGS="$CFLAGS" | |
3311 | SAVE_LIBS="$LIBS" | |
3312 | CFLAGS="$XRANDR_CFLAGS $CFLAGS" | |
3313 | LIBS="$XRANDR_LIBS $LIBS" | |
3314 | AC_CHECK_FUNCS(XRRGetOutputPrimary XRRGetScreenResourcesCurrent) | |
3315 | CFLAGS="$SAVE_CFLAGS" | |
3316 | LIBS="$SAVE_LIBS" | |
3317 | ||
3318 | AC_DEFINE(HAVE_XRANDR, 1, [Define to 1 if you have the XRandr extension.]) | |
3319 | fi | |
3320 | fi | |
3321 | ||
3322 | ### Use Xinerama (-lXinerama) if available | |
3323 | HAVE_XINERAMA=no | |
3324 | if test "${HAVE_X11}" = "yes"; then | |
3325 | XINERAMA_REQUIRED=1.0.2 | |
3326 | XINERAMA_MODULES="xinerama >= $XINERAMA_REQUIRED" | |
3327 | PKG_CHECK_MODULES(XINERAMA, $XINERAMA_MODULES, HAVE_XINERAMA=yes, | |
3328 | HAVE_XINERAMA=no) | |
3329 | if test $HAVE_XINERAMA = no; then | |
3330 | # Test old way in case pkg-config doesn't have it (older machines). | |
3331 | AC_CHECK_HEADER(X11/extensions/Xinerama.h, | |
3332 | [AC_CHECK_LIB(Xinerama, XineramaQueryExtension, HAVE_XINERAMA=yes)]) | |
3333 | if test $HAVE_XINERAMA = yes; then | |
3334 | XINERAMA_LIBS=-lXinerama | |
3335 | AC_SUBST(XINERAMA_LIBS) | |
3336 | fi | |
3337 | fi | |
3338 | if test $HAVE_XINERAMA = yes; then | |
3339 | AC_DEFINE(HAVE_XINERAMA, 1, [Define to 1 if you have the Xinerama extension.]) | |
3340 | fi | |
3341 | fi | |
3342 | ||
3343 | ||
067d23c9 | 3344 | ### Use libxml (-lxml2) if available |
fb0862b2 | 3345 | ### mingw32 doesn't use -lxml2, since it loads the library dynamically. |
04d51ad4 | 3346 | HAVE_LIBXML2=no |
067d23c9 KY |
3347 | if test "${with_xml2}" != "no"; then |
3348 | ### I'm not sure what the version number should be, so I just guessed. | |
dab73760 | 3349 | PKG_CHECK_MODULES(LIBXML2, libxml-2.0 > 2.6.17, HAVE_LIBXML2=yes, HAVE_LIBXML2=no) |
6b4914d2 YM |
3350 | # Built-in libxml2 on OS X 10.8 lacks libxml-2.0.pc. |
3351 | if test "${HAVE_LIBXML2}" != "yes" -a "$opsys" = "darwin"; then | |
3352 | SAVE_CPPFLAGS="$CPPFLAGS" | |
b9c299ef | 3353 | CPPFLAGS="$CPPFLAGS -I$xcsdkdir/usr/include/libxml2" |
6b4914d2 YM |
3354 | AC_CHECK_HEADER(libxml/HTMLparser.h, |
3355 | [AC_CHECK_DECL(HTML_PARSE_RECOVER, HAVE_LIBXML2=yes, , | |
3356 | [#include <libxml/HTMLparser.h>])]) | |
3357 | CPPFLAGS="$SAVE_CPPFLAGS" | |
3358 | if test "${HAVE_LIBXML2}" = "yes"; then | |
7c8114cb | 3359 | LIBXML2_CFLAGS="-I'$xcsdkdir/usr/include/libxml2'" |
6b4914d2 | 3360 | LIBXML2_LIBS="-lxml2" |
6b4914d2 YM |
3361 | fi |
3362 | fi | |
067d23c9 | 3363 | if test "${HAVE_LIBXML2}" = "yes"; then |
fb0862b2 EZ |
3364 | if test "${opsys}" != "mingw32"; then |
3365 | LIBS="$LIBXML2_LIBS $LIBS" | |
3366 | AC_CHECK_LIB(xml2, htmlReadMemory, HAVE_LIBXML2=yes, HAVE_LIBXML2=no) | |
a414bed5 EZ |
3367 | else |
3368 | LIBXML2_LIBS="" | |
fb0862b2 | 3369 | fi |
067d23c9 KY |
3370 | if test "${HAVE_LIBXML2}" = "yes"; then |
3371 | AC_DEFINE(HAVE_LIBXML2, 1, [Define to 1 if you have the libxml library (-lxml2).]) | |
3372 | else | |
3373 | LIBXML2_LIBS="" | |
3374 | LIBXML2_CFLAGS="" | |
3375 | fi | |
3376 | fi | |
3377 | fi | |
3378 | AC_SUBST(LIBXML2_LIBS) | |
3379 | AC_SUBST(LIBXML2_CFLAGS) | |
3380 | ||
3381 | # If netdb.h doesn't declare h_errno, we must declare it by hand. | |
9e821c83 | 3382 | # On MinGW, that is provided by nt/inc/sys/socket.h and w32.c. |
fb0862b2 EZ |
3383 | if test "${opsys}" = "mingw32"; then |
3384 | emacs_cv_netdb_declares_h_errno=yes | |
3385 | fi | |
067d23c9 KY |
3386 | AC_CACHE_CHECK(whether netdb declares h_errno, |
3387 | emacs_cv_netdb_declares_h_errno, | |
181855e6 GM |
3388 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], |
3389 | [[return h_errno;]])], | |
067d23c9 KY |
3390 | emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)]) |
3391 | if test $emacs_cv_netdb_declares_h_errno = yes; then | |
3392 | AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.]) | |
3393 | fi | |
3394 | ||
c990426a | 3395 | # sqrt and other floating-point functions such as fmod and frexp |
fb0862b2 EZ |
3396 | # are found in -lm on most systems, but mingw32 doesn't use -lm. |
3397 | if test "${opsys}" != "mingw32"; then | |
3398 | AC_CHECK_LIB(m, sqrt) | |
3399 | fi | |
067d23c9 KY |
3400 | |
3401 | # Check for mail-locking functions in a "mail" library. Probably this should | |
3402 | # have the same check as for liblockfile below. | |
3403 | AC_CHECK_LIB(mail, maillock, have_mail=yes, have_mail=no) | |
3404 | if test $have_mail = yes; then | |
3405 | LIBS_MAIL=-lmail | |
3406 | LIBS="$LIBS_MAIL $LIBS" | |
3407 | AC_DEFINE(HAVE_LIBMAIL, 1, [Define to 1 if you have the `mail' library (-lmail).]) | |
3408 | else | |
3409 | LIBS_MAIL= | |
3410 | fi | |
3411 | dnl Debian, at least: | |
3412 | AC_CHECK_LIB(lockfile, maillock, have_lockfile=yes, have_lockfile=no) | |
3413 | if test $have_lockfile = yes; then | |
3414 | LIBS_MAIL=-llockfile | |
3415 | LIBS="$LIBS_MAIL $LIBS" | |
3416 | AC_DEFINE(HAVE_LIBLOCKFILE, 1, [Define to 1 if you have the `lockfile' library (-llockfile).]) | |
3417 | else | |
3418 | # If we have the shared liblockfile, assume we must use it for mail | |
3419 | # locking (e.g. Debian). If we couldn't link against liblockfile | |
3420 | # (no liblockfile.a installed), ensure that we don't need to. | |
3421 | dnl This works for files generally, not just executables. | |
3422 | dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf? | |
3423 | AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no, | |
3424 | /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH) | |
3425 | if test $ac_cv_prog_liblockfile = yes; then | |
3426 | AC_MSG_ERROR([Shared liblockfile found but can't link against it. | |
3427 | This probably means that movemail could lose mail. | |
3428 | There may be a `development' package to install containing liblockfile.]) | |
3429 | fi | |
3430 | fi | |
0e7a053e | 3431 | AC_CHECK_HEADERS_ONCE(maillock.h) |
067d23c9 KY |
3432 | AC_SUBST(LIBS_MAIL) |
3433 | ||
3434 | ## Define MAIL_USE_FLOCK (or LOCKF) if the mailer uses flock (or lockf) to | |
3435 | ## interlock access to the mail spool. The alternative is a lock file named | |
3436 | ## /usr/spool/mail/$USER.lock. | |
3437 | mail_lock=no | |
3438 | case "$opsys" in | |
3439 | aix4-2) mail_lock="lockf" ;; | |
3440 | ||
7e00831f | 3441 | gnu|freebsd|dragonfly|netbsd|openbsd|darwin|irix6-5) mail_lock="flock" ;; |
067d23c9 KY |
3442 | |
3443 | ## On GNU/Linux systems, both methods are used by various mail programs. | |
3444 | ## I assume most people are using newer mailers that have heard of flock. | |
3445 | ## Change this if you need to. | |
3446 | ## Debian contains a patch which says: ``On Debian/GNU/Linux systems, | |
3447 | ## configure gets the right answers, and that means *NOT* using flock. | |
3448 | ## Using flock is guaranteed to be the wrong thing. See Debian Policy | |
3449 | ## for details.'' and then uses `#ifdef DEBIAN'. Unfortunately the | |
3450 | ## Debian maintainer hasn't provided a clean fix for Emacs. | |
3451 | ## movemail.c will use `maillock' when MAILDIR, HAVE_LIBMAIL and | |
3452 | ## HAVE_MAILLOCK_H are defined, so the following appears to be the | |
3453 | ## correct logic. -- fx | |
3454 | ## We must check for HAVE_LIBLOCKFILE too, as movemail does. | |
3455 | ## liblockfile is a Free Software replacement for libmail, used on | |
3456 | ## Debian systems and elsewhere. -rfr. | |
3457 | gnu-*) | |
3458 | mail_lock="flock" | |
3459 | if test $have_mail = yes || test $have_lockfile = yes; then | |
3460 | test $ac_cv_header_maillock_h = yes && mail_lock=no | |
3461 | fi | |
3462 | ;; | |
64544985 EZ |
3463 | |
3464 | mingw32) | |
3465 | mail_lock="none-needed" ;; | |
067d23c9 KY |
3466 | esac |
3467 | ||
3468 | BLESSMAIL_TARGET= | |
3469 | case "$mail_lock" in | |
3470 | flock) AC_DEFINE(MAIL_USE_FLOCK, 1, [Define if the mailer uses flock to interlock the mail spool.]) ;; | |
3471 | ||
3472 | lockf) AC_DEFINE(MAIL_USE_LOCKF, 1, [Define if the mailer uses lockf to interlock the mail spool.]) ;; | |
3473 | ||
64544985 EZ |
3474 | none-needed) ;; |
3475 | ||
067d23c9 KY |
3476 | *) BLESSMAIL_TARGET="need-blessmail" ;; |
3477 | esac | |
3478 | AC_SUBST(BLESSMAIL_TARGET) | |
3479 | ||
3480 | ||
9caab067 | 3481 | AC_CHECK_FUNCS(accept4 gethostname \ |
95ef7787 | 3482 | getrusage get_current_dir_name \ |
dd0333b6 | 3483 | lrand48 \ |
2ef26ceb | 3484 | select getpagesize setlocale \ |
57f8c490 | 3485 | getrlimit setrlimit shutdown getaddrinfo \ |
8148369c | 3486 | strsignal setitimer \ |
03043c1b | 3487 | sendto recvfrom getsockname getpeername getifaddrs freeifaddrs \ |
e0fdb694 | 3488 | gai_strerror getline getdelim sync \ |
316411f0 | 3489 | getpwent endpwent getgrent endgrent \ |
03043c1b | 3490 | touchlock \ |
89561f72 | 3491 | cfmakeraw cfsetspeed copysign __executable_start log2) |
067d23c9 | 3492 | |
aea07e2c PE |
3493 | dnl No need to check for aligned_alloc and posix_memalign if using |
3494 | dnl gmalloc.o, as it supplies them. Don't use these functions on | |
3495 | dnl Darwin as they are incompatible with unexmacosx.c. | |
3496 | if test -z "$GMALLOC_OBJ" && test "$opsys" != darwin; then | |
3497 | AC_CHECK_FUNCS([aligned_alloc posix_memalign], [break]) | |
3498 | fi | |
3499 | ||
4516fbef GM |
3500 | ## Eric Backus <ericb@lsid.hp.com> says, HP-UX 9.x on HP 700 machines |
3501 | ## has a broken `rint' in some library versions including math library | |
3502 | ## version number A.09.05. | |
3503 | ## You can fix the math library by installing patch number PHSS_4630. | |
3504 | ## But we can fix it more reliably for Emacs by just not using rint. | |
5af2266c | 3505 | ## We also skip HAVE_RANDOM - see comments in src/conf_post.h. |
4516fbef GM |
3506 | case $opsys in |
3507 | hpux*) : ;; | |
3508 | *) AC_CHECK_FUNCS(random rint) ;; | |
3509 | esac | |
3510 | ||
2018939f AS |
3511 | dnl Cannot use AC_CHECK_FUNCS |
3512 | AC_CACHE_CHECK([for __builtin_unwind_init], | |
3513 | emacs_cv_func___builtin_unwind_init, | |
3514 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_unwind_init ();])], | |
3515 | emacs_cv_func___builtin_unwind_init=yes, | |
3516 | emacs_cv_func___builtin_unwind_init=no)]) | |
3517 | if test $emacs_cv_func___builtin_unwind_init = yes; then | |
3518 | AC_DEFINE(HAVE___BUILTIN_UNWIND_INIT, 1, | |
3519 | [Define to 1 if you have the `__builtin_unwind_init' function.]) | |
3520 | fi | |
3521 | ||
0e7a053e | 3522 | AC_CHECK_HEADERS_ONCE(sys/un.h) |
067d23c9 | 3523 | |
067d23c9 KY |
3524 | AC_FUNC_FSEEKO |
3525 | ||
067d23c9 | 3526 | # UNIX98 PTYs. |
54e8a418 | 3527 | AC_CHECK_FUNCS(grantpt) |
067d23c9 KY |
3528 | |
3529 | # PTY-related GNU extensions. | |
1598ef28 | 3530 | AC_CHECK_FUNCS(getpt posix_openpt) |
067d23c9 KY |
3531 | |
3532 | # Check this now, so that we will NOT find the above functions in ncurses. | |
3533 | # That is because we have not set up to link ncurses in lib-src. | |
3534 | # It's better to believe a function is not available | |
3535 | # than to expect to find it in ncurses. | |
3536 | # Also we need tputs and friends to be able to build at all. | |
f20f95c6 PE |
3537 | AC_MSG_CHECKING([for library containing tputs]) |
3538 | # Run a test program that contains a call to tputs, a call that is | |
3539 | # never executed. This tests whether a pre-'main' dynamic linker | |
3540 | # works with the library. It's too much trouble to actually call | |
3541 | # tputs in the test program, due to portability hassles. When | |
3542 | # cross-compiling, assume the test program will run if it links. | |
3543 | AC_DEFUN([tputs_link_source], [ | |
3544 | AC_LANG_SOURCE( | |
3545 | [[extern void tputs (const char *, int, int (*)(int)); | |
3546 | int main (int argc, char **argv) | |
3547 | { | |
3548 | if (argc == 10000) | |
3549 | tputs (argv[0], 0, 0); | |
3550 | return 0; | |
3551 | }]]) | |
3552 | ]) | |
a414bed5 | 3553 | if test "${opsys}" = "mingw32"; then |
fb0862b2 EZ |
3554 | msg='none required' |
3555 | else | |
3556 | # Maybe curses should be tried earlier? | |
3557 | # See http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9736#35 | |
3558 | for tputs_library in '' tinfo ncurses terminfo termcap curses; do | |
3559 | OLIBS=$LIBS | |
3560 | if test -z "$tputs_library"; then | |
3561 | LIBS_TERMCAP= | |
3562 | msg='none required' | |
3563 | else | |
3564 | LIBS_TERMCAP=-l$tputs_library | |
3565 | msg=$LIBS_TERMCAP | |
3566 | LIBS="$LIBS_TERMCAP $LIBS" | |
3567 | fi | |
3568 | AC_RUN_IFELSE([tputs_link_source], [], [msg=no], | |
3569 | [AC_LINK_IFELSE([tputs_link_source], [], [msg=no])]) | |
3570 | LIBS=$OLIBS | |
3571 | if test "X$msg" != Xno; then | |
3572 | break | |
3573 | fi | |
3574 | done | |
3575 | fi | |
f20f95c6 PE |
3576 | AC_MSG_RESULT([$msg]) |
3577 | if test "X$msg" = Xno; then | |
fd8dea03 | 3578 | AC_MSG_ERROR([The required function `tputs' was not found in any library. |
a4a18b8b GM |
3579 | The following libraries were tried (in order): |
3580 | libtinfo, libncurses, libterminfo, libtermcap, libcurses | |
fd8dea03 GM |
3581 | Please try installing whichever of these libraries is most appropriate |
3582 | for your system, together with its header files. | |
3583 | For example, a libncurses-dev(el) or similar package.]) | |
067d23c9 | 3584 | fi |
067d23c9 | 3585 | |
262f06da GM |
3586 | ## Use termcap instead of terminfo? |
3587 | ## Only true for: freebsd < 40000, ms-w32, msdos, netbsd < 599002500. | |
3588 | TERMINFO=yes | |
a4a18b8b GM |
3589 | ## FIXME? In the cases below where we unconditionally set |
3590 | ## LIBS_TERMCAP="-lncurses", this overrides LIBS_TERMCAP = -ltinfo, | |
3591 | ## if that was found above to have tputs. | |
3592 | ## Should we use the gnu* logic everywhere? | |
067d23c9 | 3593 | case "$opsys" in |
067d23c9 KY |
3594 | ## darwin: Prevents crashes when running Emacs in Terminal.app under 10.2. |
3595 | ## The ncurses library has been moved out of the System framework in | |
3596 | ## Mac OS X 10.2. So if configure detects it, set the command-line | |
3597 | ## option to use it. | |
a4a18b8b GM |
3598 | darwin) LIBS_TERMCAP="-lncurses" ;; |
3599 | ||
01319a4e | 3600 | gnu*) test -z "$LIBS_TERMCAP" && LIBS_TERMCAP="-lncurses" ;; |
067d23c9 KY |
3601 | |
3602 | freebsd) | |
3603 | AC_MSG_CHECKING([whether FreeBSD is new enough to use terminfo]) | |
3604 | AC_CACHE_VAL(emacs_cv_freebsd_terminfo, | |
181855e6 GM |
3605 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <osreldate.h>]], |
3606 | [[#if __FreeBSD_version < 400000 | |
067d23c9 KY |
3607 | fail; |
3608 | #endif | |
181855e6 | 3609 | ]])], emacs_cv_freebsd_terminfo=yes, emacs_cv_freebsd_terminfo=no)]) |
067d23c9 KY |
3610 | |
3611 | AC_MSG_RESULT($emacs_cv_freebsd_terminfo) | |
3612 | ||
3613 | if test $emacs_cv_freebsd_terminfo = yes; then | |
067d23c9 KY |
3614 | LIBS_TERMCAP="-lncurses" |
3615 | else | |
262f06da | 3616 | TERMINFO=no |
067d23c9 KY |
3617 | LIBS_TERMCAP="-ltermcap" |
3618 | fi | |
3619 | ;; | |
3620 | ||
fb0862b2 EZ |
3621 | mingw32) |
3622 | TERMINFO=no | |
3623 | LIBS_TERMCAP= | |
3624 | ;; | |
3625 | ||
067d23c9 | 3626 | netbsd) |
01319a4e | 3627 | if test "x$LIBS_TERMCAP" != "x-lterminfo"; then |
262f06da | 3628 | TERMINFO=no |
067d23c9 KY |
3629 | LIBS_TERMCAP="-ltermcap" |
3630 | fi | |
3631 | ;; | |
3632 | ||
7e00831f | 3633 | openbsd | dragonfly) LIBS_TERMCAP="-lncurses" ;; |
067d23c9 | 3634 | |
067d23c9 KY |
3635 | ## hpux: Make sure we get select from libc rather than from libcurses |
3636 | ## because libcurses on HPUX 10.10 has a broken version of select. | |
3637 | ## We used to use -lc -lcurses, but this may be cleaner. | |
e3da5b19 GM |
3638 | ## FIXME? But TERMINFO = yes on hpux (it used to be explicitly |
3639 | # set that way, now it uses the default). Isn't this a contradiction? | |
067d23c9 KY |
3640 | hpux*) LIBS_TERMCAP="-ltermcap" ;; |
3641 | ||
067d23c9 KY |
3642 | esac |
3643 | ||
3644 | TERMCAP_OBJ=tparam.o | |
3645 | if test $TERMINFO = yes; then | |
3646 | AC_DEFINE(TERMINFO, 1, [Define to 1 if you use terminfo instead of termcap.]) | |
067d23c9 KY |
3647 | TERMCAP_OBJ=terminfo.o |
3648 | fi | |
a29c3e6d PE |
3649 | if test "X$LIBS_TERMCAP" = "X-lncurses"; then |
3650 | AC_DEFINE(USE_NCURSES, 1, [Define to 1 if you use ncurses.]) | |
3651 | fi | |
067d23c9 KY |
3652 | AC_SUBST(LIBS_TERMCAP) |
3653 | AC_SUBST(TERMCAP_OBJ) | |
3654 | ||
3655 | ||
3656 | # Do we have res_init, for detecting changes in /etc/resolv.conf? | |
4516fbef GM |
3657 | # On Darwin, res_init appears not to be useful: see bug#562 and |
3658 | # http://lists.gnu.org/archive/html/emacs-devel/2007-11/msg01467.html | |
067d23c9 | 3659 | resolv=no |
4516fbef GM |
3660 | |
3661 | if test $opsys != darwin; then | |
3662 | ||
3663 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3664 | #include <arpa/nameser.h> |
181855e6 GM |
3665 | #include <resolv.h>]], |
3666 | [[return res_init();]])], | |
067d23c9 | 3667 | have_res_init=yes, have_res_init=no) |
4516fbef GM |
3668 | if test "$have_res_init" = no; then |
3669 | OLIBS="$LIBS" | |
3670 | LIBS="$LIBS -lresolv" | |
3671 | AC_MSG_CHECKING(for res_init with -lresolv) | |
3672 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3673 | #include <arpa/nameser.h> |
181855e6 | 3674 | #include <resolv.h>]], |
4516fbef GM |
3675 | [[return res_init();]])], |
3676 | have_res_init=yes, have_res_init=no) | |
3677 | AC_MSG_RESULT($have_res_init) | |
3678 | if test "$have_res_init" = yes ; then | |
3679 | resolv=yes | |
3680 | fi | |
3681 | LIBS="$OLIBS" | |
067d23c9 | 3682 | fi |
067d23c9 | 3683 | |
4516fbef GM |
3684 | if test "$have_res_init" = yes; then |
3685 | AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.]) | |
3686 | fi | |
3687 | fi dnl !darwin | |
067d23c9 KY |
3688 | |
3689 | # Do we need the Hesiod library to provide the support routines? | |
4516fbef | 3690 | dnl FIXME? Should we be skipping this on Darwin too? |
067d23c9 KY |
3691 | LIBHESIOD= |
3692 | if test "$with_hesiod" != no ; then | |
3693 | # Don't set $LIBS here -- see comments above. FIXME which comments? | |
3694 | AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, , | |
3695 | [AC_CHECK_LIB(resolv, res_send, resolv=yes, | |
3696 | [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])]) | |
3697 | if test "$resolv" = yes ; then | |
3698 | RESOLVLIB=-lresolv | |
3699 | else | |
3700 | RESOLVLIB= | |
3701 | fi | |
3702 | AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost, | |
3703 | hesiod=yes, :, $RESOLVLIB)]) | |
3704 | ||
3705 | if test x"$hesiod" = xyes; then | |
067d23c9 KY |
3706 | LIBHESIOD=-lhesiod |
3707 | fi | |
3708 | fi | |
3709 | AC_SUBST(LIBHESIOD) | |
3710 | ||
3711 | # Do we need libresolv (due to res_init or Hesiod)? | |
4516fbef | 3712 | if test "$resolv" = yes && test $opsys != darwin; then |
067d23c9 KY |
3713 | LIBRESOLV=-lresolv |
3714 | else | |
3715 | LIBRESOLV= | |
3716 | fi | |
3717 | AC_SUBST(LIBRESOLV) | |
3718 | ||
3719 | # These tell us which Kerberos-related libraries to use. | |
3720 | COM_ERRLIB= | |
3721 | CRYPTOLIB= | |
3722 | KRB5LIB= | |
3723 | DESLIB= | |
3724 | KRB4LIB= | |
3725 | ||
3726 | if test "${with_kerberos}" != no; then | |
3727 | AC_CHECK_LIB(com_err, com_err, have_com_err=yes, have_com_err=no) | |
3728 | if test $have_com_err = yes; then | |
3729 | COM_ERRLIB=-lcom_err | |
3730 | LIBS="$COM_ERRLIB $LIBS" | |
067d23c9 KY |
3731 | fi |
3732 | AC_CHECK_LIB(crypto, mit_des_cbc_encrypt, have_crypto=yes, have_crypto=no) | |
3733 | if test $have_crypto = yes; then | |
3734 | CRYPTOLIB=-lcrypto | |
3735 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3736 | fi |
3737 | AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt, have_k5crypto=yes, have_k5crypto=no) | |
3738 | if test $have_k5crypto = yes; then | |
3739 | CRYPTOLIB=-lk5crypto | |
3740 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3741 | fi |
3742 | AC_CHECK_LIB(krb5, krb5_init_context, have_krb5=yes, have_krb5=no) | |
3743 | if test $have_krb5=yes; then | |
3744 | KRB5LIB=-lkrb5 | |
3745 | LIBS="$KRB5LIB $LIBS" | |
067d23c9 KY |
3746 | fi |
3747 | dnl FIXME Simplify. Does not match 22 logic, thanks to default_off? | |
3748 | if test "${with_kerberos5}" = no; then | |
3749 | AC_CHECK_LIB(des425, des_cbc_encrypt, have_des425=yes, have_des425=no ) | |
3750 | if test $have_des425 = yes; then | |
3751 | DESLIB=-ldes425 | |
3752 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3753 | else |
3754 | AC_CHECK_LIB(des, des_cbc_encrypt, have_des=yes, have_des=no) | |
3755 | if test $have_des = yes; then | |
3756 | DESLIB=-ldes | |
3757 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3758 | fi |
3759 | fi | |
3760 | AC_CHECK_LIB(krb4, krb_get_cred, have_krb4=yes, have_krb4=no) | |
3761 | if test $have_krb4 = yes; then | |
3762 | KRB4LIB=-lkrb4 | |
3763 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3764 | else |
3765 | AC_CHECK_LIB(krb, krb_get_cred, have_krb=yes, have_krb=no) | |
3766 | if test $have_krb = yes; then | |
3767 | KRB4LIB=-lkrb | |
3768 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3769 | fi |
3770 | fi | |
3771 | fi | |
3772 | ||
3773 | if test "${with_kerberos5}" != no; then | |
3774 | AC_CHECK_HEADERS(krb5.h, | |
3775 | [AC_CHECK_MEMBERS([krb5_error.text, krb5_error.e_text],,, | |
3776 | [#include <krb5.h>])]) | |
3777 | else | |
067d23c9 KY |
3778 | AC_CHECK_HEADERS(krb.h,, |
3779 | [AC_CHECK_HEADERS(kerberosIV/krb.h,, | |
3780 | [AC_CHECK_HEADERS(kerberos/krb.h)])]) | |
3781 | fi | |
3782 | AC_CHECK_HEADERS(com_err.h) | |
3783 | fi | |
3784 | ||
3785 | AC_SUBST(COM_ERRLIB) | |
3786 | AC_SUBST(CRYPTOLIB) | |
3787 | AC_SUBST(KRB5LIB) | |
3788 | AC_SUBST(DESLIB) | |
3789 | AC_SUBST(KRB4LIB) | |
3790 | ||
a84683fd DC |
3791 | AC_CHECK_HEADERS(valgrind/valgrind.h) |
3792 | ||
554fef51 | 3793 | AC_CHECK_FUNCS_ONCE(tzset) |
067d23c9 KY |
3794 | AC_MSG_CHECKING(whether localtime caches TZ) |
3795 | AC_CACHE_VAL(emacs_cv_localtime_cache, | |
3796 | [if test x$ac_cv_func_tzset = xyes; then | |
181855e6 | 3797 | AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h> |
067d23c9 KY |
3798 | char TZ_GMT0[] = "TZ=GMT0"; |
3799 | char TZ_PST8[] = "TZ=PST8"; | |
3800 | main() | |
3801 | { | |
3802 | time_t now = time ((time_t *) 0); | |
3803 | int hour_GMT0, hour_unset; | |
3804 | if (putenv (TZ_GMT0) != 0) | |
3805 | exit (1); | |
3806 | hour_GMT0 = localtime (&now)->tm_hour; | |
3807 | unsetenv("TZ"); | |
3808 | hour_unset = localtime (&now)->tm_hour; | |
3809 | if (putenv (TZ_PST8) != 0) | |
3810 | exit (1); | |
3811 | if (localtime (&now)->tm_hour == hour_GMT0) | |
3812 | exit (1); | |
3813 | unsetenv("TZ"); | |
3814 | if (localtime (&now)->tm_hour != hour_unset) | |
3815 | exit (1); | |
3816 | exit (0); | |
181855e6 | 3817 | }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes, |
067d23c9 KY |
3818 | [# If we have tzset, assume the worst when cross-compiling. |
3819 | emacs_cv_localtime_cache=yes]) | |
3820 | else | |
3821 | # If we lack tzset, report that localtime does not cache TZ, | |
3822 | # since we can't invalidate the cache if we don't have tzset. | |
3823 | emacs_cv_localtime_cache=no | |
3824 | fi])dnl | |
3825 | AC_MSG_RESULT($emacs_cv_localtime_cache) | |
3826 | if test $emacs_cv_localtime_cache = yes; then | |
3827 | AC_DEFINE(LOCALTIME_CACHE, 1, | |
3828 | [Define to 1 if localtime caches TZ.]) | |
3829 | fi | |
3830 | ||
067d23c9 KY |
3831 | ok_so_far=yes |
3832 | AC_CHECK_FUNC(socket, , ok_so_far=no) | |
3833 | if test $ok_so_far = yes; then | |
3834 | AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no) | |
3835 | fi | |
3836 | if test $ok_so_far = yes; then | |
3837 | AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no) | |
3838 | fi | |
3839 | if test $ok_so_far = yes; then | |
3840 | dnl Fixme: Not used. Should this be HAVE_SOCKETS? | |
3841 | AC_DEFINE(HAVE_INET_SOCKETS, 1, | |
3842 | [Define to 1 if you have inet sockets.]) | |
3843 | fi | |
3844 | ||
eeceac93 PE |
3845 | dnl Check for a Solaris 2.4 vfork bug that Autoconf misses (through 2.69). |
3846 | dnl This can be removed once we assume Autoconf 2.70. | |
3847 | case $canonical in | |
3848 | *-solaris2.4 | *-solaris2.4.*) | |
3849 | dnl Disable the Autoconf-generated vfork test. | |
3850 | : ${ac_cv_func_vfork_works=no};; | |
3851 | esac | |
3852 | ||
067d23c9 KY |
3853 | AC_FUNC_FORK |
3854 | ||
54e8a418 | 3855 | AC_CHECK_FUNCS(snprintf) |
55e5faa1 | 3856 | |
55a87246 JD |
3857 | dnl Check this late. It depends on what other libraries (lrsvg, Gtk+ etc) |
3858 | dnl Emacs uses. | |
3859 | XGSELOBJ= | |
dfdce7dc DC |
3860 | OLDCFLAGS="$CFLAGS" |
3861 | OLDLIBS="$LIBS" | |
3862 | CFLAGS="$CFLAGS $GFILENOTIFY_CFLAGS" | |
3863 | LIBS="$LIBS $GFILENOTIFY_LIBS" | |
55a87246 JD |
3864 | AC_MSG_CHECKING([whether GLib is linked in]) |
3865 | AC_LINK_IFELSE([AC_LANG_PROGRAM( | |
3866 | [[#include <glib.h> | |
3867 | ]], | |
3868 | [[g_print ("Hello world");]])], | |
3869 | [links_glib=yes], | |
3870 | [links_glib=no]) | |
3871 | AC_MSG_RESULT([$links_glib]) | |
3872 | if test "${links_glib}" = "yes"; then | |
3873 | AC_DEFINE(HAVE_GLIB, 1, [Define to 1 if GLib is linked in.]) | |
b33f93ee JD |
3874 | if test "$HAVE_NS" = no;then |
3875 | XGSELOBJ=xgselect.o | |
3876 | fi | |
55a87246 | 3877 | fi |
dfdce7dc DC |
3878 | CFLAGS="$OLDCFLAGS" |
3879 | LIBS="$OLDLIBS" | |
55a87246 JD |
3880 | AC_SUBST(XGSELOBJ) |
3881 | ||
067d23c9 KY |
3882 | dnl Adapted from Haible's version. |
3883 | AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset, | |
181855e6 GM |
3884 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]], |
3885 | [[char* cs = nl_langinfo(CODESET);]])], | |
067d23c9 KY |
3886 | emacs_cv_langinfo_codeset=yes, |
3887 | emacs_cv_langinfo_codeset=no) | |
3888 | ]) | |
3889 | if test $emacs_cv_langinfo_codeset = yes; then | |
3890 | AC_DEFINE(HAVE_LANGINFO_CODESET, 1, | |
3891 | [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) | |
3892 | fi | |
3893 | ||
067d23c9 KY |
3894 | AC_TYPE_MBSTATE_T |
3895 | ||
067d23c9 | 3896 | AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr, |
181855e6 | 3897 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[void fred (int x[__restrict]);]], [[]])], |
067d23c9 KY |
3898 | emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)]) |
3899 | if test "$emacs_cv_c_restrict_arr" = yes; then | |
3900 | AC_DEFINE(__restrict_arr, __restrict, | |
3901 | [Define to compiler's equivalent of C99 restrict keyword in array | |
3902 | declarations. Define as empty for no equivalent.]) | |
3903 | fi | |
3904 | ||
3905 | dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear | |
3906 | dnl how the tty code is related to POSIX and/or other versions of termios. | |
3907 | dnl The following looks like a useful start. | |
3908 | dnl | |
3909 | dnl AC_SYS_POSIX_TERMIOS | |
3910 | dnl if test $ac_cv_sys_posix_termios = yes; then | |
3911 | dnl AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions | |
3912 | dnl and macros for terminal control.]) | |
3913 | dnl AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.]) | |
3914 | dnl fi | |
3915 | ||
8d8e2dfe | 3916 | dnl Turned on June 1996 supposing nobody will mind it. |
cb11bd95 EZ |
3917 | dnl MinGW emulates passwd database, so this feature doesn't make sense there. |
3918 | if test "${opsys}" != "mingw32"; then | |
3919 | AC_DEFINE(AMPERSAND_FULL_NAME, 1, [Define to use the convention that & | |
3920 | in the full name stands for the login id.]) | |
3921 | fi | |
8d8e2dfe | 3922 | |
ee1cf5cf GM |
3923 | dnl Everybody supports this, except MS. |
3924 | dnl Seems like the kind of thing we should be testing for, though. | |
3925 | ## Note: PTYs are broken on darwin <6. Use at your own risk. | |
fb0862b2 EZ |
3926 | if test "${opsys}" != "mingw32"; then |
3927 | AC_DEFINE(HAVE_PTYS, 1, [Define if the system supports pty devices.]) | |
3928 | fi | |
ee1cf5cf GM |
3929 | |
3930 | dnl Everybody supports this, except MS-DOS. | |
3931 | dnl Seems like the kind of thing we should be testing for, though. | |
3932 | dnl Compare with HAVE_INET_SOCKETS (which is unused...) above. | |
3933 | AC_DEFINE(HAVE_SOCKETS, 1, [Define if the system supports | |
3934 | 4.2-compatible sockets.]) | |
3935 | ||
ca35a5f7 GM |
3936 | AH_TEMPLATE(INTERNAL_TERMINAL, [This is substituted when $TERM is "internal".]) |
3937 | ||
d4d22399 EZ |
3938 | AH_TEMPLATE(NULL_DEVICE, [Name of the file to open to get |
3939 | a null file, or a data sink.]) | |
fb0862b2 | 3940 | if test "${opsys}" = "mingw32"; then |
d4d22399 | 3941 | AC_DEFINE(NULL_DEVICE, ["NUL:"]) |
fb0862b2 | 3942 | else |
d4d22399 | 3943 | AC_DEFINE(NULL_DEVICE, ["/dev/null"]) |
fb0862b2 | 3944 | fi |
b2c7a106 | 3945 | |
fb0862b2 | 3946 | if test "${opsys}" = "mingw32"; then |
0845be75 | 3947 | SEPCHAR=';' |
fb0862b2 | 3948 | else |
0845be75 | 3949 | SEPCHAR=':' |
fb0862b2 | 3950 | fi |
0845be75 GM |
3951 | AC_DEFINE_UNQUOTED(SEPCHAR, ['$SEPCHAR'], [Character that separates PATH elements.]) |
3952 | dnl This is for MinGW, and is used in test/automated/Makefile.in. | |
3953 | dnl The MSYS Bash has heuristics for replacing ':' with ';' when it | |
3954 | dnl decides that a command-line argument to be passed to a MinGW program | |
3955 | dnl is a PATH-style list of directories. But that heuristics plays it | |
3956 | dnl safe, and only does the replacement when it is _absolutely_ sure it | |
f224e500 | 3957 | dnl sees a colon-separated list of file names; e.g. ":." is left alone, |
0845be75 GM |
3958 | dnl which breaks in-tree builds. So we do this manually instead. |
3959 | dnl Note that we cannot rely on PATH_SEPARATOR, as that one will always | |
3960 | dnl be computed as ':' in MSYS Bash. | |
3961 | AC_SUBST(SEPCHAR) | |
b2c7a106 | 3962 | |
8d8e2dfe GM |
3963 | dnl Everybody supports this, except MS-DOS. |
3964 | AC_DEFINE(subprocesses, 1, [Define to enable asynchronous subprocesses.]) | |
3965 | ||
b2c7a106 GM |
3966 | AC_DEFINE(USER_FULL_NAME, [pw->pw_gecos], [How to get a user's full name.]) |
3967 | ||
ee1cf5cf | 3968 | |
9374581a GM |
3969 | AC_DEFINE(DIRECTORY_SEP, ['/'], |
3970 | [Character that separates directories in a file name.]) | |
3971 | ||
fb0862b2 | 3972 | if test "${opsys}" = "mingw32"; then |
57f8c490 | 3973 | AC_DEFINE(IS_DEVICE_SEP(_c_), [((_c_) == ':')], |
fb0862b2 | 3974 | [Returns true if character is a device separator.]) |
5c0c0e8a | 3975 | |
fb0862b2 EZ |
3976 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == '/' || (_c_) == '\\')], |
3977 | [Returns true if character is a directory separator.]) | |
5c0c0e8a | 3978 | |
fb0862b2 EZ |
3979 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP(_c_))], |
3980 | [Returns true if character is any form of separator.]) | |
3981 | else | |
fb0862b2 EZ |
3982 | AC_DEFINE(IS_DEVICE_SEP(_c_), 0, |
3983 | [Returns true if character is a device separator.]) | |
5c0c0e8a | 3984 | |
fb0862b2 EZ |
3985 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == DIRECTORY_SEP)], |
3986 | [Returns true if character is a directory separator.]) | |
3987 | ||
3988 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_))], | |
3989 | [Returns true if character is any form of separator.]) | |
3990 | fi | |
5c0c0e8a | 3991 | |
ba9e4b84 GM |
3992 | AH_TEMPLATE(NO_EDITRES, [Define if XEditRes should not be used.]) |
3993 | ||
3994 | case $opsys in | |
3995 | aix4-2) | |
3996 | dnl Unfortunately without libXmu we cannot support EditRes. | |
3997 | if test x$ac_cv_lib_Xmu_XmuConvertStandardSelection != xyes; then | |
5dad233c | 3998 | AC_DEFINE(NO_EDITRES, 1) |
ba9e4b84 GM |
3999 | fi |
4000 | ;; | |
4001 | ||
4002 | hpux*) | |
4003 | dnl Assar Westerlund <assar@sics.se> says this is necessary for | |
4004 | dnl HP-UX 10.20, and that it works for HP-UX 0 as well. | |
4005 | AC_DEFINE(NO_EDITRES, 1) | |
4006 | ;; | |
4007 | esac | |
4008 | ||
4009 | ||
45fa9c0f | 4010 | case $opsys in |
739ae010 GM |
4011 | irix6-5 | sol2* | unixware ) |
4012 | dnl Some SVr4s don't define NSIG in sys/signal.h for ANSI environments; | |
4013 | dnl instead, there's a system variable _sys_nsig. Unfortunately, we | |
4014 | dnl need the constant to dimension an array. So wire in the appropriate | |
4015 | dnl value here. | |
4016 | AC_DEFINE(NSIG_MINIMUM, 32, [Minimum value of NSIG.]) | |
4017 | ;; | |
45fa9c0f GM |
4018 | esac |
4019 | ||
4a4bbad2 | 4020 | emacs_broken_SIGIO=no |
ea0bbd17 | 4021 | |
45fa9c0f | 4022 | case $opsys in |
ea0bbd17 GM |
4023 | dnl SIGIO exists, but the feature doesn't work in the way Emacs needs. |
4024 | dnl See eg <http://article.gmane.org/gmane.os.openbsd.ports/46831>. | |
b4f581f0 | 4025 | hpux* | irix6-5 | openbsd | sol2* | unixware ) |
4a4bbad2 | 4026 | emacs_broken_SIGIO=yes |
c5564388 GM |
4027 | ;; |
4028 | ||
ea0bbd17 | 4029 | aix4-2) |
42bd1719 GM |
4030 | dnl On AIX Emacs uses the gmalloc.c malloc implementation. But given |
4031 | dnl the way this system works, libc functions that return malloced | |
4032 | dnl memory use the libc malloc implementation. Calling xfree or | |
4033 | dnl xrealloc on the results of such functions results in a crash. | |
4034 | dnl | |
4035 | dnl One solution for this could be to define SYSTEM_MALLOC in configure, | |
4036 | dnl but that does not currently work on this system. | |
4037 | dnl | |
4038 | dnl It is possible to completely override the malloc implementation on | |
4039 | dnl AIX, but that involves putting the malloc functions in a shared | |
4040 | dnl library and setting the MALLOCTYPE environment variable to point to | |
4041 | dnl that shared library. | |
4042 | dnl | |
4043 | dnl Emacs currently calls xrealloc on the results of get_current_dir name, | |
4044 | dnl to avoid a crash just use the Emacs implementation for that function. | |
4045 | dnl | |
4046 | dnl FIXME We could change the AC_CHECK_FUNCS call near the start | |
4047 | dnl of this file, so that we do not check for get_current_dir_name | |
4048 | dnl on AIX. But that might be fragile if something else ends | |
4049 | dnl up testing for get_current_dir_name as a dependency. | |
4050 | AC_DEFINE(BROKEN_GET_CURRENT_DIR_NAME, 1, [Define if | |
4051 | get_current_dir_name should not be used.]) | |
4052 | ;; | |
4053 | ||
4054 | freebsd) | |
4055 | dnl Circumvent a bug in FreeBSD. In the following sequence of | |
4056 | dnl writes/reads on a PTY, read(2) returns bogus data: | |
4057 | dnl | |
4058 | dnl write(2) 1022 bytes | |
4059 | dnl write(2) 954 bytes, get EAGAIN | |
4060 | dnl read(2) 1024 bytes in process_read_output | |
4061 | dnl read(2) 11 bytes in process_read_output | |
4062 | dnl | |
4063 | dnl That is, read(2) returns more bytes than have ever been written | |
4064 | dnl successfully. The 1033 bytes read are the 1022 bytes written | |
4065 | dnl successfully after processing (for example with CRs added if the | |
4066 | dnl terminal is set up that way which it is here). The same bytes will | |
4067 | dnl be seen again in a later read(2), without the CRs. | |
4068 | AC_DEFINE(BROKEN_PTY_READ_AFTER_EAGAIN, 1, [Define on FreeBSD to | |
4069 | work around an issue when reading from a PTY.]) | |
ea0bbd17 | 4070 | ;; |
45fa9c0f GM |
4071 | esac |
4072 | ||
b4492cba GM |
4073 | case $opsys in |
4074 | gnu-* | sol2-10 ) | |
4075 | dnl FIXME Can't we test if this exists (eg /proc/$$)? | |
4076 | AC_DEFINE(HAVE_PROCFS, 1, [Define if you have the /proc filesystem.]) | |
4077 | ;; | |
4078 | esac | |
4079 | ||
9d596af3 | 4080 | case $opsys in |
7e00831f | 4081 | darwin | dragonfly | freebsd | netbsd | openbsd ) |
9d596af3 GM |
4082 | AC_DEFINE(DONT_REOPEN_PTY, 1, [Define if process.c does not need to |
4083 | close a pty to make it a controlling terminal (it is already a | |
4084 | controlling terminal of the subprocess, because we did ioctl TIOCSCTTY).]) | |
4085 | ;; | |
4086 | esac | |
4087 | ||
20e94fdd GM |
4088 | dnl FIXME Surely we can test for this rather than hard-code it. |
4089 | case $opsys in | |
4090 | netbsd | openbsd) sound_device="/dev/audio" ;; | |
4091 | *) sound_device="/dev/dsp" ;; | |
4092 | esac | |
4093 | ||
4094 | dnl Used in sound.c | |
4095 | AC_DEFINE_UNQUOTED(DEFAULT_SOUND_DEVICE, "$sound_device", | |
4096 | [Name of the default sound device.]) | |
4097 | ||
09f4e3b0 | 4098 | |
c43fb4c3 GM |
4099 | dnl Emacs can read input using SIGIO and buffering characters itself, |
4100 | dnl or using CBREAK mode and making C-g cause SIGINT. | |
4101 | dnl The choice is controlled by the variable interrupt_input. | |
4102 | dnl | |
4103 | dnl Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO) | |
4104 | dnl | |
4a4bbad2 | 4105 | dnl Emacs uses the presence of the USABLE_SIGIO macro |
c43fb4c3 GM |
4106 | dnl to indicate whether or not signal-driven I/O is possible. It uses |
4107 | dnl INTERRUPT_INPUT to decide whether to use it by default. | |
4108 | dnl | |
4109 | dnl SIGIO can be used only on systems that implement it (4.2 and 4.3). | |
4110 | dnl CBREAK mode has two disadvantages | |
4111 | dnl 1) At least in 4.2, it is impossible to handle the Meta key properly. | |
4112 | dnl I hear that in system V this problem does not exist. | |
4113 | dnl 2) Control-G causes output to be discarded. | |
4114 | dnl I do not know whether this can be fixed in system V. | |
4115 | dnl | |
4116 | dnl Another method of doing input is planned but not implemented. | |
4117 | dnl It would have Emacs fork off a separate process | |
4118 | dnl to read the input and send it to the true Emacs process | |
4119 | dnl through a pipe. | |
4120 | case $opsys in | |
4121 | darwin | gnu-linux | gnu-kfreebsd ) | |
4122 | AC_DEFINE(INTERRUPT_INPUT, 1, [Define to read input using SIGIO.]) | |
4123 | ;; | |
4124 | esac | |
4125 | ||
4126 | ||
308aab79 GM |
4127 | dnl If the system's imake configuration file defines `NeedWidePrototypes' |
4128 | dnl as `NO', we must define NARROWPROTO manually. Such a define is | |
4129 | dnl generated in the Makefile generated by `xmkmf'. If we don't define | |
4130 | dnl NARROWPROTO, we will see the wrong function prototypes for X functions | |
4131 | dnl taking float or double parameters. | |
4132 | case $opsys in | |
4133 | cygwin|gnu|gnu-linux|gnu-kfreebsd|irix6-5|freebsd|netbsd|openbsd) | |
4134 | AC_DEFINE(NARROWPROTO, 1, [Define if system's imake configuration | |
4135 | file defines `NeedWidePrototypes' as `NO'.]) | |
4136 | ;; | |
4137 | esac | |
4138 | ||
4139 | ||
6e777848 GM |
4140 | dnl Used in process.c, this must be a loop, even if it only runs once. |
4141 | dnl (Except on SGI; see below. Take that, clarity and consistency!) | |
4142 | AH_TEMPLATE(PTY_ITERATION, [How to iterate over PTYs.]) | |
4143 | dnl Only used if !PTY_ITERATION. Iterate from FIRST_PTY_LETTER to z, | |
4144 | dnl trying suffixes 0-16. | |
4145 | AH_TEMPLATE(FIRST_PTY_LETTER, [Letter to use in finding device name of | |
4146 | first PTY, if PTYs are supported.]) | |
0ab7b23a | 4147 | AH_TEMPLATE(PTY_OPEN, [How to open a PTY, if non-standard.]) |
3f922c37 GM |
4148 | AH_TEMPLATE(PTY_NAME_SPRINTF, [How to get the device name of the control |
4149 | end of a PTY, if non-standard.]) | |
4150 | AH_TEMPLATE(PTY_TTY_NAME_SPRINTF, [How to get device name of the tty | |
4151 | end of a PTY, if non-standard.]) | |
6e777848 GM |
4152 | |
4153 | case $opsys in | |
4154 | aix4-2 ) | |
ef834897 | 4155 | AC_DEFINE(PTY_ITERATION, [int c; for (c = 0; !c ; c++)]) |
3f922c37 GM |
4156 | dnl You allocate a pty by opening /dev/ptc to get the master side. |
4157 | dnl To get the name of the slave side, you just ttyname() the master side. | |
ef834897 GM |
4158 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");]) |
4159 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));]) | |
6e777848 GM |
4160 | ;; |
4161 | ||
4162 | cygwin ) | |
ef834897 | 4163 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
0ab7b23a | 4164 | dnl multi-line AC_DEFINEs are hard. :( |
96c06863 | 4165 | 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 |
4166 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4167 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4168 | ;; |
4169 | ||
1598ef28 | 4170 | dnl FIXME? Maybe use same as freebsd - see bug#12040. |
6e777848 | 4171 | darwin ) |
ef834897 | 4172 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
6e777848 GM |
4173 | dnl Not used, because PTY_ITERATION is defined. |
4174 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
0ab7b23a GM |
4175 | dnl Note that openpty may fork via grantpt on Mac OS X 10.4/Darwin 8. |
4176 | dnl But we don't have to block SIGCHLD because it is blocked in the | |
4177 | dnl implementation of grantpt. | |
96c06863 | 4178 | 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 |
4179 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4180 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4181 | ;; |
4182 | ||
1598ef28 | 4183 | gnu | openbsd ) |
6e777848 GM |
4184 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) |
4185 | ;; | |
4186 | ||
7e00831f | 4187 | gnu-linux | gnu-kfreebsd | dragonfly | freebsd | netbsd ) |
6e777848 GM |
4188 | dnl if HAVE_GRANTPT |
4189 | if test "x$ac_cv_func_grantpt" = xyes; then | |
3e91a053 | 4190 | AC_DEFINE(UNIX98_PTYS, 1, [Define if the system has Unix98 PTYs.]) |
ef834897 | 4191 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
3f922c37 GM |
4192 | dnl Note that grantpt and unlockpt may fork. We must block SIGCHLD |
4193 | dnl to prevent sigchld_handler from intercepting the child's death. | |
6496aec9 | 4194 | 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 |
4195 | dnl if HAVE_POSIX_OPENPT |
4196 | if test "x$ac_cv_func_posix_openpt" = xyes; then | |
96c06863 | 4197 | AC_DEFINE(PTY_OPEN, [do { fd = posix_openpt (O_RDWR | O_CLOEXEC | O_NOCTTY); if (fd < 0 && errno == EINVAL) fd = posix_openpt (O_RDWR | O_NOCTTY); } while (false)]) |
a09710e9 | 4198 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
0ab7b23a | 4199 | dnl if HAVE_GETPT |
1598ef28 | 4200 | elif test "x$ac_cv_func_getpt" = xyes; then |
0ab7b23a | 4201 | AC_DEFINE(PTY_OPEN, [fd = getpt ()]) |
ef834897 | 4202 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4203 | else |
ef834897 | 4204 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
0ab7b23a | 4205 | fi |
6e777848 GM |
4206 | else |
4207 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
4208 | fi | |
4209 | ;; | |
4210 | ||
3f922c37 GM |
4211 | hpux*) |
4212 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
ef834897 GM |
4213 | AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);]) |
4214 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);]) | |
3f922c37 GM |
4215 | ;; |
4216 | ||
6e777848 GM |
4217 | irix6-5 ) |
4218 | dnl It looks like this cannot be right, because it is not a loop. | |
4219 | dnl However, process.c actually does this: | |
4220 | dnl # ifndef __sgi | |
4221 | dnl continue; | |
4222 | dnl # else | |
4223 | dnl return -1; | |
4224 | dnl # endif | |
4225 | dnl which presumably makes it OK, since irix == sgi (?). | |
4226 | dnl FIXME it seems like this special treatment is unnecessary? | |
4227 | dnl Why can't irix use a single-trip loop like eg cygwin? | |
4228 | AC_DEFINE(PTY_ITERATION, []) | |
4229 | dnl Not used, because PTY_ITERATION is defined. | |
4230 | AC_DEFINE(FIRST_PTY_LETTER, ['q']) | |
d983a10b | 4231 | 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 | 4232 | dnl No need to get the pty name at all. |
ef834897 | 4233 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4234 | dnl No need to use sprintf to get the tty name--we get that from _getpty. |
ef834897 | 4235 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) |
6e777848 GM |
4236 | ;; |
4237 | ||
3f922c37 | 4238 | sol2* ) |
3f922c37 GM |
4239 | dnl On SysVr4, grantpt(3) forks a subprocess, so keep sigchld_handler() |
4240 | dnl from intercepting that death. If any child but grantpt's should die | |
4241 | dnl within, it should be caught after sigrelse(2). | |
6496aec9 | 4242 | 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 |
4243 | ;; |
4244 | ||
3f922c37 | 4245 | unixware ) |
33d63ff4 | 4246 | dnl Comments are as per sol2*. |
6496aec9 | 4247 | 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 |
4248 | ;; |
4249 | esac | |
4250 | ||
4251 | ||
4252 | case $opsys in | |
4253 | sol2* | unixware ) | |
4254 | dnl This change means that we don't loop through allocate_pty too | |
4255 | dnl many times in the (rare) event of a failure. | |
3f922c37 | 4256 | AC_DEFINE(FIRST_PTY_LETTER, ['z']) |
ef834897 | 4257 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
33d63ff4 GM |
4258 | dnl Push various streams modules onto a PTY channel. Used in process.c. |
4259 | 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 |
4260 | ;; |
4261 | esac | |
4262 | ||
4263 | ||
09f4e3b0 GM |
4264 | AH_TEMPLATE(SIGNALS_VIA_CHARACTERS, [Make process_send_signal work by |
4265 | "typing" a signal character on the pty.]) | |
4266 | ||
4267 | case $opsys in | |
4268 | dnl Perry Smith <pedz@ddivt1.austin.ibm.com> says this is correct for AIX. | |
4269 | dnl thomas@mathematik.uni-bremen.de says this is needed for IRIX. | |
7e00831f | 4270 | aix4-2 | cygwin | gnu | irix6-5 | dragonfly | freebsd | netbsd | openbsd | darwin ) |
09f4e3b0 GM |
4271 | AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) |
4272 | ;; | |
4273 | ||
5dad233c | 4274 | dnl 21 Jun 06: Eric Hanchrow <offby1@blarg.net> says this works. |
09f4e3b0 GM |
4275 | dnl FIXME Does gnu-kfreebsd have linux/version.h? It seems unlikely... |
4276 | gnu-linux | gnu-kfreebsd ) | |
4277 | ||
4278 | AC_MSG_CHECKING([for signals via characters]) | |
4279 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4280 | #include <linux/version.h> | |
4281 | #if LINUX_VERSION_CODE < 0x20400 | |
4282 | # error "Linux version too old" | |
4283 | #endif | |
4284 | ]], [[]])], emacs_signals_via_chars=yes, emacs_signals_via_chars=no) | |
4285 | ||
4286 | AC_MSG_RESULT([$emacs_signals_via_chars]) | |
4287 | test $emacs_signals_via_chars = yes && AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) | |
4288 | ;; | |
4289 | esac | |
4290 | ||
4291 | ||
1ddc2bd6 | 4292 | dnl Used in lisp.h, emacs.c, vm-limit.c |
c8add24e GM |
4293 | dnl NEWS.18 describes this as "a number which contains |
4294 | dnl the high bits to be inclusive or'ed with pointers that are unpacked." | |
4295 | AH_TEMPLATE(DATA_SEG_BITS, [Extra bits to be or'd in with any pointers | |
4296 | stored in a Lisp_Object.]) | |
4297 | dnl if Emacs uses fewer than 32 bits for the value field of a LISP_OBJECT. | |
4298 | ||
4299 | case $opsys in | |
35b3a27e PE |
4300 | aix*) |
4301 | dnl This works with 32-bit executables; Emacs doesn't support 64-bit. | |
35b3a27e | 4302 | AC_DEFINE(DATA_SEG_BITS, [0x20000000]) |
882cf227 | 4303 | ;; |
882cf227 GM |
4304 | hpux*) |
4305 | dnl The data segment on this machine always starts at address 0x40000000. | |
882cf227 GM |
4306 | AC_DEFINE(DATA_SEG_BITS, [0x40000000]) |
4307 | ;; | |
4308 | irix6-5) | |
882cf227 GM |
4309 | AC_DEFINE(DATA_SEG_BITS, [0x10000000]) |
4310 | ;; | |
4311 | esac | |
4312 | ||
7ccad002 GM |
4313 | |
4314 | AH_TEMPLATE(TAB3, [Undocumented.]) | |
4315 | ||
b4492cba | 4316 | case $opsys in |
7ccad002 | 4317 | darwin) AC_DEFINE(TAB3, OXTABS) ;; |
8a07a8c6 | 4318 | |
7e00831f | 4319 | gnu | dragonfly | freebsd | netbsd | openbsd ) |
ef834897 | 4320 | AC_DEFINE(TABDLY, OXTABS, [Undocumented.]) |
7ccad002 GM |
4321 | AC_DEFINE(TAB3, OXTABS) |
4322 | ;; | |
1cce6920 | 4323 | |
dbee5793 | 4324 | gnu-linux | gnu-kfreebsd ) |
5b633342 GM |
4325 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ |
4326 | #ifndef __ia64__ | |
4327 | # error "not ia64" | |
4328 | #endif | |
4329 | ]], [[]])], AC_DEFINE(GC_MARK_SECONDARY_STACK(), | |
96c06863 | 4330 | [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 | 4331 | [Mark a secondary stack, like the register stack on the ia64.]), []) |
dbee5793 GM |
4332 | ;; |
4333 | ||
7ccad002 GM |
4334 | hpux*) |
4335 | AC_DEFINE(RUN_TIME_REMAP, 1, [Define if emacs.c needs to call | |
4336 | run_time_remap; for HPUX.]) | |
4337 | ;; | |
4338 | esac | |
4339 | ||
4340 | ||
444b01bb | 4341 | dnl This won't be used automatically yet. We also need to know, at least, |
5b3f250f GM |
4342 | dnl that the stack is continuous. |
4343 | AH_TEMPLATE(GC_SETJMP_WORKS, [Define if setjmp is known to save all | |
4344 | registers relevant for conservative garbage collection in the jmp_buf.]) | |
4345 | ||
5b3f250f GM |
4346 | |
4347 | case $opsys in | |
5b3f250f GM |
4348 | dnl Not all the architectures are tested, but there are Debian packages |
4349 | dnl for SCM and/or Guile on them, so the technique must work. See also | |
4350 | dnl comments in alloc.c concerning setjmp and gcc. | |
4351 | dnl Fixme: it's probably safe to just use the GCC conditional below. | |
4352 | gnu-linux | gnu-kfreebsd ) | |
4353 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4354 | #if defined __i386__ || defined __sparc__ || defined __mc68000__ \ | |
4355 | || defined __alpha__ || defined __mips__ || defined __s390__ \ | |
4356 | || defined __arm__ || defined __powerpc__ || defined __amd64__ \ | |
4357 | || defined __ia64__ || defined __sh__ | |
4358 | /* ok */ | |
4359 | #else | |
4360 | # error "setjmp not known to work on this arch" | |
4361 | #endif | |
444b01bb | 4362 | ]], [[]])], AC_DEFINE(GC_SETJMP_WORKS, 1)) |
5b3f250f GM |
4363 | ;; |
4364 | esac | |
4365 | ||
4366 | ||
4367 | if test x$GCC = xyes; then | |
4368 | dnl GC_SETJMP_WORKS is nearly always appropriate for GCC. | |
4369 | AC_DEFINE(GC_SETJMP_WORKS, 1) | |
4370 | else | |
4371 | case $opsys in | |
4372 | dnl irix: Tested on Irix 6.5. SCM worked on earlier versions. | |
7e00831f | 4373 | dragonfly | freebsd | netbsd | openbsd | irix6-5 | sol2* ) |
5b3f250f GM |
4374 | AC_DEFINE(GC_SETJMP_WORKS, 1) |
4375 | ;; | |
4376 | esac | |
4377 | fi dnl GCC? | |
4378 | ||
9e821c83 | 4379 | dnl In a weird quirk, MS runtime uses _setjmp and longjmp. |
7b6c362e PE |
4380 | AC_CACHE_CHECK([for _setjmp], [emacs_cv_func__setjmp], |
4381 | [AC_LINK_IFELSE( | |
4382 | [AC_LANG_PROGRAM( | |
4383 | [[#include <setjmp.h> | |
9e821c83 EZ |
4384 | #ifdef __MINGW32__ |
4385 | # define _longjmp longjmp | |
4386 | #endif | |
7b6c362e PE |
4387 | ]], |
4388 | [[jmp_buf j; | |
4389 | if (! _setjmp (j)) | |
4390 | _longjmp (j, 1);]])], | |
4391 | [emacs_cv_func__setjmp=yes], | |
4392 | [emacs_cv_func__setjmp=no])]) | |
0328b6de PE |
4393 | if test $emacs_cv_func__setjmp = yes; then |
4394 | AC_DEFINE([HAVE__SETJMP], 1, [Define to 1 if _setjmp and _longjmp work.]) | |
4395 | else | |
4396 | AC_CACHE_CHECK([for sigsetjmp], [emacs_cv_func_sigsetjmp], | |
4397 | [AC_LINK_IFELSE( | |
4398 | [AC_LANG_PROGRAM( | |
4399 | [[#include <setjmp.h> | |
4400 | ]], | |
4401 | [[sigjmp_buf j; | |
4402 | if (! sigsetjmp (j, 1)) | |
4403 | siglongjmp (j, 1);]])], | |
4404 | [emacs_cv_func_sigsetjmp=yes], | |
4405 | [emacs_cv_func_sigsetjmp=no])]) | |
4406 | if test $emacs_cv_func_sigsetjmp = yes; then | |
4407 | AC_DEFINE([HAVE_SIGSETJMP], 1, | |
4408 | [Define to 1 if sigsetjmp and siglongjmp work. | |
4409 | The value of this symbol is irrelevant if HAVE__SETJMP is defined.]) | |
4410 | fi | |
7b6c362e | 4411 | fi |
b65e7c46 | 4412 | |
0a763bd1 GM |
4413 | case $opsys in |
4414 | sol2* | unixware ) | |
b65e7c46 GM |
4415 | dnl TIOCGPGRP is broken in SysVr4, so we can't send signals to PTY |
4416 | dnl subprocesses the usual way. But TIOCSIGNAL does work for PTYs, | |
4417 | dnl and this is all we need. | |
4418 | AC_DEFINE(TIOCSIGSEND, TIOCSIGNAL, [Some platforms redefine this.]) | |
0a763bd1 GM |
4419 | ;; |
4420 | esac | |
4421 | ||
5b3f250f | 4422 | |
7ccad002 GM |
4423 | case $opsys in |
4424 | hpux* | sol2* ) | |
32bac6d6 | 4425 | dnl Used in xfaces.c. |
7ccad002 GM |
4426 | AC_DEFINE(XOS_NEEDS_TIME_H, 1, [Compensate for a bug in Xos.h on |
4427 | some systems, where it requires time.h.]) | |
4428 | ;; | |
4429 | esac | |
4430 | ||
4431 | ||
983188fd GM |
4432 | dnl Define symbols to identify the version of Unix this is. |
4433 | dnl Define all the symbols that apply correctly. | |
ae21c275 GM |
4434 | AH_TEMPLATE(DOS_NT, [Define if the system is MS DOS or MS Windows.]) |
4435 | AH_TEMPLATE(MSDOS, [Define if the system is MS DOS.]) | |
983188fd | 4436 | AH_TEMPLATE(USG, [Define if the system is compatible with System III.]) |
268e2432 | 4437 | AH_TEMPLATE(USG5_4, [Define if the system is compatible with System V Release 4.]) |
983188fd GM |
4438 | |
4439 | case $opsys in | |
4440 | aix4-2) | |
4441 | AC_DEFINE(USG, []) | |
983188fd GM |
4442 | dnl This symbol should be defined on AIX Version 3 ??????? |
4443 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4444 | #ifndef _AIX | |
4445 | # error "_AIX not defined" | |
4446 | #endif | |
4447 | ]], [[]])], [], AC_DEFINE(_AIX, [], [Define if the system is AIX.])) | |
4448 | ;; | |
4449 | ||
4450 | cygwin) | |
4451 | AC_DEFINE(CYGWIN, 1, [Define if the system is Cygwin.]) | |
4452 | ;; | |
4453 | ||
4454 | darwin) | |
47d7532e PE |
4455 | dnl Not __APPLE__, as this may not be defined on non-OSX Darwin. |
4456 | dnl Not DARWIN, because Panther and lower CoreFoundation.h use DARWIN to | |
983188fd GM |
4457 | dnl distinguish OS X from pure Darwin. |
4458 | AC_DEFINE(DARWIN_OS, [], [Define if the system is Darwin.]) | |
4459 | ;; | |
4460 | ||
983188fd GM |
4461 | gnu-linux | gnu-kfreebsd ) |
4462 | AC_DEFINE(USG, []) | |
4463 | AC_DEFINE(GNU_LINUX, [], [Define if ths system is compatible with GNU/Linux.]) | |
4464 | ;; | |
4465 | ||
4466 | hpux*) | |
4467 | AC_DEFINE(USG, []) | |
983188fd GM |
4468 | AC_DEFINE(HPUX, [], [Define if the system is HPUX.]) |
4469 | ;; | |
4470 | ||
4471 | irix6-5) | |
4472 | AC_DEFINE(USG, []) | |
268e2432 | 4473 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4474 | AC_DEFINE(IRIX6_5, [], [Define if the system is IRIX.]) |
4475 | ;; | |
4476 | ||
fb0862b2 EZ |
4477 | mingw32) |
4478 | AC_DEFINE(DOS_NT, []) | |
4479 | AC_DEFINE(WINDOWSNT, 1, [Define if compiling for native MS Windows.]) | |
095bf253 EZ |
4480 | if test "x$ac_enable_checking" != "x" ; then |
4481 | AC_DEFINE(EMACSDEBUG, 1, [Define to 1 to enable w32 debug facilities.]) | |
4482 | fi | |
fb0862b2 EZ |
4483 | ;; |
4484 | ||
983188fd GM |
4485 | sol2*) |
4486 | AC_DEFINE(USG, []) | |
268e2432 | 4487 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4488 | AC_DEFINE(SOLARIS2, [], [Define if the system is Solaris.]) |
4489 | ;; | |
4490 | ||
4491 | unixware) | |
4492 | AC_DEFINE(USG, []) | |
268e2432 | 4493 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4494 | ;; |
4495 | esac | |
4496 | ||
4a4bbad2 PE |
4497 | AC_CACHE_CHECK([for usable FIONREAD], [emacs_cv_usable_FIONREAD], |
4498 | [case $opsys in | |
4499 | aix4-2) | |
4500 | dnl BUILD 9008 - FIONREAD problem still exists in X-Windows. | |
4501 | emacs_cv_usable_FIONREAD=no | |
4502 | ;; | |
4503 | ||
fb0862b2 EZ |
4504 | mingw32) |
4505 | emacs_cv_usable_FIONREAD=yes | |
4506 | ;; | |
4507 | ||
4a4bbad2 PE |
4508 | *) |
4509 | AC_COMPILE_IFELSE( | |
4510 | [AC_LANG_PROGRAM([[#include <sys/types.h> | |
4511 | #include <sys/ioctl.h> | |
4512 | #ifdef USG5_4 | |
4513 | # include <sys/filio.h> | |
4514 | #endif | |
4515 | ]], | |
4516 | [[int foo = ioctl (0, FIONREAD, &foo);]])], | |
4517 | [emacs_cv_usable_FIONREAD=yes], | |
4518 | [emacs_cv_usable_FIONREAD=no]) | |
4519 | ;; | |
4520 | esac]) | |
4521 | if test $emacs_cv_usable_FIONREAD = yes; then | |
4522 | AC_DEFINE([USABLE_FIONREAD], [1], [Define to 1 if FIONREAD is usable.]) | |
4523 | ||
4524 | if test $emacs_broken_SIGIO = no; then | |
4525 | AC_CACHE_CHECK([for usable SIGIO], [emacs_cv_usable_SIGIO], | |
4526 | [AC_COMPILE_IFELSE( | |
4527 | [AC_LANG_PROGRAM([[#include <fcntl.h> | |
4528 | #include <signal.h> | |
4529 | ]], | |
4530 | [[int foo = SIGIO | F_SETFL | FASYNC;]])], | |
4531 | [emacs_cv_usable_SIGIO=yes], | |
4532 | [emacs_cv_usable_SIGIO=no])], | |
4533 | [emacs_cv_usable_SIGIO=yes], | |
4534 | [emacs_cv_usable_SIGIO=no]) | |
4535 | if test $emacs_cv_usable_SIGIO = yes; then | |
4536 | AC_DEFINE([USABLE_SIGIO], [1], [Define to 1 if SIGIO is usable.]) | |
4537 | fi | |
4538 | fi | |
4539 | fi | |
4540 | ||
983188fd | 4541 | |
7ccad002 | 4542 | case $opsys in |
0fe73012 KB |
4543 | dnl Emacs supplies its own malloc, but glib calls posix_memalign, |
4544 | dnl and on Cygwin prior to version 1.7.24 that becomes the | |
4545 | dnl Cygwin-supplied posix_memalign. As malloc is not the Cygwin | |
4546 | dnl malloc, the Cygwin posix_memalign always returns ENOSYS. A | |
4547 | dnl workaround is to set G_SLICE=always-malloc. This is no longer | |
4548 | dnl needed starting with cygwin-1.7.24, and it is no longer | |
4549 | dnl effective starting with glib-2.36. */ | |
42bd1719 GM |
4550 | cygwin) |
4551 | AC_DEFINE(G_SLICE_ALWAYS_MALLOC, 1, [Define to set the | |
0fe73012 | 4552 | G_SLICE environment variable to "always-malloc" at startup.]) |
42bd1719 GM |
4553 | ;; |
4554 | ||
7ccad002 | 4555 | hpux11) |
7ccad002 GM |
4556 | dnl It works to open the pty's tty in the parent (Emacs), then |
4557 | dnl close and reopen it in the child. | |
4558 | AC_DEFINE(USG_SUBTTY_WORKS, 1, [Define for USG systems where it | |
4559 | works to open a pty's tty in the parent process, then close and | |
4560 | reopen it in the child.]) | |
7ccad002 GM |
4561 | ;; |
4562 | ||
4563 | irix6-5) | |
4564 | AC_DEFINE(PREFER_VSUSP, 1, [Define if process_send_signal should | |
4565 | use VSUSP instead of VSWTCH.]) | |
7ccad002 GM |
4566 | ;; |
4567 | ||
7ccad002 GM |
4568 | sol2-10) |
4569 | AC_DEFINE(_STRUCTURED_PROC, 1, [Needed for system_process_attributes | |
4570 | on Solaris.]) | |
7ccad002 | 4571 | ;; |
0d369729 GM |
4572 | esac |
4573 | ||
067d23c9 KY |
4574 | # Set up the CFLAGS for real compilation, so we can substitute it. |
4575 | CFLAGS="$REAL_CFLAGS" | |
4576 | CPPFLAGS="$REAL_CPPFLAGS" | |
4577 | ||
4578 | ## Hack to detect a buggy GCC version. | |
4579 | if test "x$GCC" = xyes \ | |
4580 | && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \ | |
4581 | && test x"`echo $CFLAGS | grep '\-O@<:@23@:>@'`" != x \ | |
4582 | && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then | |
4583 | AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.]) | |
4584 | fi | |
4585 | ||
16fab143 | 4586 | version=$PACKAGE_VERSION |
067d23c9 | 4587 | |
6bc383b1 | 4588 | copyright="Copyright (C) 2014 Free Software Foundation, Inc." |
78f83752 GM |
4589 | AC_DEFINE_UNQUOTED(COPYRIGHT, ["$copyright"], |
4590 | [Short copyright string for this version of Emacs.]) | |
4591 | AC_SUBST(copyright) | |
4592 | ||
067d23c9 KY |
4593 | ### Specify what sort of things we'll be editing into Makefile and config.h. |
4594 | ### Use configuration here uncanonicalized to avoid exceeding size limits. | |
4595 | AC_SUBST(version) | |
4596 | AC_SUBST(configuration) | |
4597 | ## Unused? | |
4598 | AC_SUBST(canonical) | |
4599 | AC_SUBST(srcdir) | |
4600 | AC_SUBST(prefix) | |
4601 | AC_SUBST(exec_prefix) | |
4602 | AC_SUBST(bindir) | |
4603 | AC_SUBST(datadir) | |
4604 | AC_SUBST(sharedstatedir) | |
4605 | AC_SUBST(libexecdir) | |
4606 | AC_SUBST(mandir) | |
4607 | AC_SUBST(infodir) | |
4608 | AC_SUBST(lispdir) | |
ca26824c | 4609 | AC_SUBST(standardlisppath) |
067d23c9 KY |
4610 | AC_SUBST(locallisppath) |
4611 | AC_SUBST(lisppath) | |
4612 | AC_SUBST(x_default_search_path) | |
4613 | AC_SUBST(etcdir) | |
4614 | AC_SUBST(archlibdir) | |
8496d8d7 | 4615 | AC_SUBST(etcdocdir) |
067d23c9 KY |
4616 | AC_SUBST(bitmapdir) |
4617 | AC_SUBST(gamedir) | |
4618 | AC_SUBST(gameuser) | |
4619 | ## FIXME? Nothing uses @LD_SWITCH_X_SITE@. | |
4620 | ## src/Makefile.in did add LD_SWITCH_X_SITE (as a cpp define) to the | |
4621 | ## end of LIBX_BASE, but nothing ever set it. | |
4622 | AC_SUBST(LD_SWITCH_X_SITE) | |
4623 | AC_SUBST(C_SWITCH_X_SITE) | |
2f097256 | 4624 | AC_SUBST(GNUSTEP_CFLAGS) |
067d23c9 KY |
4625 | AC_SUBST(CFLAGS) |
4626 | ## Used in lwlib/Makefile.in. | |
4627 | AC_SUBST(X_TOOLKIT_TYPE) | |
067d23c9 KY |
4628 | AC_SUBST(ns_appdir) |
4629 | AC_SUBST(ns_appbindir) | |
4630 | AC_SUBST(ns_appresdir) | |
4631 | AC_SUBST(ns_appsrc) | |
4632 | AC_SUBST(GNU_OBJC_CFLAGS) | |
4633 | AC_SUBST(OTHER_FILES) | |
4634 | ||
17a2cbbd DC |
4635 | if test -n "${term_header}"; then |
4636 | AC_DEFINE_UNQUOTED(TERM_HEADER, "${term_header}", | |
4637 | [Define to the header for the built-in window system.]) | |
4638 | fi | |
4639 | ||
067d23c9 KY |
4640 | AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}", |
4641 | [Define to the canonical Emacs configuration name.]) | |
60f5e585 | 4642 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${emacs_config_options}", |
067d23c9 | 4643 | [Define to the options passed to configure.]) |
68169a33 GM |
4644 | AH_TEMPLATE(config_opsysfile, [Some platforms that do not use configure |
4645 | define this to include extra configuration information.]) | |
067d23c9 | 4646 | |
cb11bd95 EZ |
4647 | case $opsys in |
4648 | mingw32) | |
4649 | AC_DEFINE(config_opsysfile, <ms-w32.h>, []) | |
4650 | ;; | |
4651 | esac | |
4652 | ||
067d23c9 KY |
4653 | XMENU_OBJ= |
4654 | XOBJ= | |
4655 | FONT_OBJ= | |
4656 | if test "${HAVE_X_WINDOWS}" = "yes" ; then | |
4657 | AC_DEFINE(HAVE_X_WINDOWS, 1, | |
4658 | [Define to 1 if you want to use the X window system.]) | |
4659 | XMENU_OBJ=xmenu.o | |
55a87246 | 4660 | XOBJ="xterm.o xfns.o xselect.o xrdb.o xsmfns.o xsettings.o" |
067d23c9 KY |
4661 | FONT_OBJ=xfont.o |
4662 | if test "$HAVE_XFT" = "yes"; then | |
4663 | FONT_OBJ="$FONT_OBJ ftfont.o xftfont.o ftxfont.o" | |
4664 | elif test "$HAVE_FREETYPE" = "yes"; then | |
4665 | FONT_OBJ="$FONT_OBJ ftfont.o ftxfont.o" | |
4666 | fi | |
4667 | AC_SUBST(FONT_OBJ) | |
4668 | fi | |
4669 | AC_SUBST(XMENU_OBJ) | |
4670 | AC_SUBST(XOBJ) | |
4671 | AC_SUBST(FONT_OBJ) | |
4672 | ||
4673 | WIDGET_OBJ= | |
4674 | MOTIF_LIBW= | |
4675 | if test "${USE_X_TOOLKIT}" != "none" ; then | |
4676 | WIDGET_OBJ=widget.o | |
4677 | AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.]) | |
4678 | if test "${USE_X_TOOLKIT}" = "LUCID"; then | |
4679 | AC_DEFINE(USE_LUCID, 1, [Define to 1 if using the Lucid X toolkit.]) | |
4680 | elif test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
4681 | AC_DEFINE(USE_MOTIF, 1, [Define to 1 if using the Motif X toolkit.]) | |
4682 | MOTIF_LIBW=-lXm | |
4683 | case "$opsys" in | |
4684 | gnu-linux) | |
4685 | ## Paul Abrahams <abrahams at equinox.shaysnet.com> says this is needed. | |
4686 | MOTIF_LIBW="$MOTIF_LIBW -lXpm" | |
4687 | ;; | |
4688 | ||
4689 | unixware) | |
4690 | ## Richard Anthony Ryan <ryanr at ellingtn.ftc.nrcs.usda.gov> | |
4691 | ## says -lXimp is needed in UNIX_SV ... 4.2 1.1.2. | |
4692 | MOTIF_LIBW="MOTIF_LIBW -lXimp" | |
4693 | ;; | |
4694 | ||
4695 | aix4-2) | |
4696 | ## olson@mcs.anl.gov says -li18n is needed by -lXm. | |
4697 | MOTIF_LIBW="$MOTIF_LIBW -li18n" | |
4698 | ;; | |
4699 | esac | |
4700 | MOTIF_LIBW="$MOTIF_LIBW $LIBXP" | |
4701 | fi | |
4702 | fi | |
4703 | AC_SUBST(WIDGET_OBJ) | |
4704 | ||
4705 | TOOLKIT_LIBW= | |
4706 | case "$USE_X_TOOLKIT" in | |
4707 | MOTIF) TOOLKIT_LIBW="$MOTIF_LIBW" ;; | |
4708 | LUCID) TOOLKIT_LIBW="$LUCID_LIBW" ;; | |
4709 | none) test "x$HAVE_GTK" = "xyes" && TOOLKIT_LIBW="$GTK_LIBS" ;; | |
4710 | esac | |
4711 | AC_SUBST(TOOLKIT_LIBW) | |
4712 | ||
9e821c83 EZ |
4713 | if test "${opsys}" != "mingw32"; then |
4714 | if test "$USE_X_TOOLKIT" = "none"; then | |
4715 | LIBXT_OTHER="\$(LIBXSM)" | |
9e821c83 EZ |
4716 | else |
4717 | LIBXT_OTHER="\$(LIBXMU) -lXt \$(LIBXTR6) -lXext" | |
9e821c83 | 4718 | fi |
067d23c9 KY |
4719 | fi |
4720 | AC_SUBST(LIBXT_OTHER) | |
4721 | ||
067d23c9 KY |
4722 | if test "${HAVE_X11}" = "yes" ; then |
4723 | AC_DEFINE(HAVE_X11, 1, | |
7e8ed4f7 | 4724 | [Define to 1 if you want to use version 11 of X windows.]) |
067d23c9 | 4725 | LIBX_OTHER="\$(LIBXT) \$(LIBX_EXTRA)" |
067d23c9 | 4726 | else |
067d23c9 | 4727 | LIBX_OTHER= |
067d23c9 | 4728 | fi |
7e8ed4f7 | 4729 | AC_SUBST(LIBX_OTHER) |
067d23c9 | 4730 | |
7cdf484b | 4731 | if test "$HAVE_GTK" = yes || test "$HAVE_X11" != yes; then |
4e8b6938 | 4732 | LIBXMENU= |
7e8ed4f7 | 4733 | elif test "$USE_X_TOOLKIT" = none; then |
4e8b6938 | 4734 | LIBXMENU='$(oldXMenudir)/libXMenu11.a' |
7e8ed4f7 | 4735 | else |
4e8b6938 | 4736 | LIBXMENU='$(lwlibdir)/liblw.a' |
067d23c9 | 4737 | fi |
4e8b6938 | 4738 | AC_SUBST(LIBXMENU) |
067d23c9 | 4739 | |
067d23c9 KY |
4740 | if test "${GNU_MALLOC}" = "yes" ; then |
4741 | AC_DEFINE(GNU_MALLOC, 1, | |
4742 | [Define to 1 if you want to use the GNU memory allocator.]) | |
4743 | fi | |
4744 | ||
4745 | RALLOC_OBJ= | |
4746 | if test "${REL_ALLOC}" = "yes" ; then | |
4747 | AC_DEFINE(REL_ALLOC, 1, | |
4748 | [Define REL_ALLOC if you want to use the relocating allocator for | |
4749 | buffer space.]) | |
4750 | ||
4751 | test "$system_malloc" != "yes" && RALLOC_OBJ=ralloc.o | |
4752 | fi | |
4753 | AC_SUBST(RALLOC_OBJ) | |
4754 | ||
4755 | if test "$opsys" = "cygwin"; then | |
0fda9b75 | 4756 | CYGWIN_OBJ="sheap.o cygw32.o" |
067d23c9 KY |
4757 | ## Cygwin differs because of its unexec(). |
4758 | PRE_ALLOC_OBJ= | |
4759 | POST_ALLOC_OBJ=lastfile.o | |
fb0862b2 EZ |
4760 | elif test "$opsys" = "mingw32"; then |
4761 | CYGWIN_OBJ= | |
4762 | PRE_ALLOC_OBJ= | |
4763 | POST_ALLOC_OBJ=lastfile.o | |
067d23c9 KY |
4764 | else |
4765 | CYGWIN_OBJ= | |
4766 | PRE_ALLOC_OBJ=lastfile.o | |
4767 | POST_ALLOC_OBJ= | |
4768 | fi | |
4769 | AC_SUBST(CYGWIN_OBJ) | |
4770 | AC_SUBST(PRE_ALLOC_OBJ) | |
4771 | AC_SUBST(POST_ALLOC_OBJ) | |
4772 | ||
f5f0132b PE |
4773 | dnl Call this 'FORTIFY_SOUR' so that it sorts before the 'FORTIFY_SOURCE' |
4774 | dnl verbatim defined above. The tricky name is apropos, as this hack | |
4775 | dnl makes Fortify go sour! | |
4776 | AH_VERBATIM([FORTIFY_SOUR], | |
4777 | [/* Without the following workaround, Emacs runs slowly on OS X 10.8. | |
4778 | The workaround disables some useful run-time checking, so it | |
4779 | should be conditional to the platforms with the performance bug. | |
4780 | Perhaps Apple will fix this some day; also see m4/extern-inline.m4. */ | |
4781 | #if defined __APPLE__ && defined __GNUC__ | |
4782 | # ifndef _DONT_USE_CTYPE_INLINE_ | |
4783 | # define _DONT_USE_CTYPE_INLINE_ | |
4784 | # endif | |
4785 | # ifndef _FORTIFY_SOURCE | |
4786 | # define _FORTIFY_SOURCE 0 | |
4787 | # endif | |
4788 | #endif | |
4789 | ]) | |
4790 | ||
5dad233c PE |
4791 | # Configure gnulib. Although this does not affect CFLAGS or LIBS permanently. |
4792 | # it temporarily reverts them to their pre-pkg-config values, | |
4793 | # because gnulib needs to work with both src (which uses the | |
4794 | # pkg-config stuff) and lib-src (which does not). For example, gnulib | |
4795 | # may need to determine whether LIB_CLOCK_GETTIME should contain -lrt, | |
4796 | # and it therefore needs to run in an environment where LIBS does not | |
4797 | # already contain -lrt merely because 'pkg-config --libs' printed '-lrt' | |
4798 | # for some package unrelated to lib-src. | |
4799 | SAVE_CFLAGS=$CFLAGS | |
4800 | SAVE_LIBS=$LIBS | |
4801 | CFLAGS=$pre_PKG_CONFIG_CFLAGS | |
4802 | LIBS="$LIB_PTHREAD $pre_PKG_CONFIG_LIBS" | |
4803 | gl_ASSERT_NO_GNULIB_POSIXCHECK | |
4804 | gl_ASSERT_NO_GNULIB_TESTS | |
4805 | gl_INIT | |
4806 | CFLAGS=$SAVE_CFLAGS | |
4807 | LIBS=$SAVE_LIBS | |
4808 | ||
9e821c83 | 4809 | if test "${opsys}" = "mingw32"; then |
eb9a3661 | 4810 | CPPFLAGS="$CPPFLAGS -DUSE_CRT_DLL=1 -I \${abs_top_srcdir}/nt/inc" |
9e821c83 EZ |
4811 | # Remove unneeded switches from the value of CC that goes to Makefiles |
4812 | CC=`echo $CC | sed -e "s,$GCC_TEST_OPTIONS,,"` | |
4813 | fi | |
4814 | ||
067d23c9 KY |
4815 | case "$opsys" in |
4816 | aix4-2) LD_SWITCH_SYSTEM_TEMACS="-Wl,-bnodelcsect" ;; | |
4817 | ||
4818 | darwin) | |
4819 | ## The -headerpad option tells ld (see man page) to leave room at the | |
4820 | ## end of the header for adding load commands. Needed for dumping. | |
4821 | ## 0x690 is the total size of 30 segment load commands (at 56 | |
4822 | ## each); under Cocoa 31 commands are required. | |
4823 | if test "$HAVE_NS" = "yes"; then | |
4824 | libs_nsgui="-framework AppKit" | |
4465bfb4 JD |
4825 | if test "$NS_IMPL_COCOA" = "yes"; then |
4826 | libs_nsgui="$libs_nsgui -framework IOKit" | |
4827 | fi | |
067d23c9 KY |
4828 | headerpad_extra=6C8 |
4829 | else | |
4830 | libs_nsgui= | |
4831 | headerpad_extra=690 | |
4832 | fi | |
c8618a06 | 4833 | LD_SWITCH_SYSTEM_TEMACS="-fno-pie -prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra" |
b06b1098 | 4834 | |
067d23c9 | 4835 | ## This is here because src/Makefile.in did some extra fiddling around |
47d7532e PE |
4836 | ## with LD_SWITCH_SYSTEM. It seems cleaner to put this in |
4837 | ## LD_SWITCH_SYSTEM_TEMACS instead, | |
067d23c9 KY |
4838 | test "x$LD_SWITCH_SYSTEM" = "x" && test "x$GCC" != "xyes" && \ |
4839 | LD_SWITCH_SYSTEM_TEMACS="-X $LD_SWITCH_SYSTEM_TEMACS" | |
4840 | ;; | |
4841 | ||
4d5c6349 | 4842 | ## LD_SWITCH_X_SITE_RPATH is a -rpath option saying where to |
4737362e GM |
4843 | ## find X at run-time. |
4844 | ## When handled by cpp, this was in LD_SWITCH_SYSTEM. However, at the | |
4d5c6349 | 4845 | ## point where configure sourced the s/*.h file, LD_SWITCH_X_SITE_RPATH |
067d23c9 KY |
4846 | ## had not yet been defined and was expanded to null. Hence LD_SWITCH_SYSTEM |
4847 | ## had different values in configure (in ac_link) and src/Makefile.in. | |
4848 | ## It seems clearer therefore to put this piece in LD_SWITCH_SYSTEM_TEMACS. | |
4d5c6349 | 4849 | gnu*) LD_SWITCH_SYSTEM_TEMACS="\$(LD_SWITCH_X_SITE_RPATH)" ;; |
067d23c9 | 4850 | |
a414bed5 | 4851 | mingw32) |
d14365f9 EZ |
4852 | ## MinGW64 does not prepend an underscore to symbols, so we must |
4853 | ## pass a different -entry switch to linker. FIXME: It is better | |
4854 | ## to make the entry points the same by changing unexw32.c. | |
095bf253 | 4855 | case "$canonical" in |
bd717ca4 | 4856 | x86_64-*-*) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
54ab7d34 | 4857 | *) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
095bf253 | 4858 | esac |
a414bed5 EZ |
4859 | ;; |
4860 | ||
bb8eb357 | 4861 | openbsd) LD_SWITCH_SYSTEM_TEMACS='-nopie' ;; |
522fe43b | 4862 | |
067d23c9 KY |
4863 | *) LD_SWITCH_SYSTEM_TEMACS= ;; |
4864 | esac | |
4865 | ||
876da980 PE |
4866 | if test x$ac_enable_profiling != x ; then |
4867 | case $opsys in | |
4868 | *freebsd | gnu-linux) ;; | |
4869 | *) LD_SWITCH_SYSTEM_TEMACS="$LD_SWITCH_SYSTEM_TEMACS -pg" ;; | |
4870 | esac | |
4871 | fi | |
4872 | ||
8d17ef8d GM |
4873 | LD_SWITCH_SYSTEM_TEMACS="$LDFLAGS_NOCOMBRELOC $LD_SWITCH_SYSTEM_TEMACS" |
4874 | ||
067d23c9 KY |
4875 | AC_SUBST(LD_SWITCH_SYSTEM_TEMACS) |
4876 | ||
095bf253 EZ |
4877 | ## MinGW-specific post-link processing of temacs. |
4878 | TEMACS_POST_LINK=":" | |
4879 | ADDSECTION= | |
4880 | EMACS_HEAPSIZE= | |
4881 | if test "${opsys}" = "mingw32"; then | |
4882 | TEMACS_POST_LINK="\$(MINGW_TEMACS_POST_LINK)" | |
4883 | ADDSECTION="../nt/addsection\$(EXEEXT)" | |
4884 | ## Preload heap size of temacs.exe in MB. | |
4885 | case "$canonical" in | |
4886 | x86_64-*-*) EMACS_HEAPSIZE=42 ;; | |
4887 | *) EMACS_HEAPSIZE=27 ;; | |
4888 | esac | |
4889 | fi | |
4890 | ||
4891 | AC_SUBST(ADDSECTION) | |
4892 | AC_SUBST(TEMACS_POST_LINK) | |
4893 | AC_SUBST(EMACS_HEAPSIZE) | |
4894 | ||
17a2cbbd DC |
4895 | ## Common for all window systems |
4896 | if test "$window_system" != "none"; then | |
067d23c9 | 4897 | AC_DEFINE(HAVE_WINDOW_SYSTEM, 1, [Define if you have a window system.]) |
17a2cbbd | 4898 | WINDOW_SYSTEM_OBJ="fontset.o fringe.o image.o" |
067d23c9 | 4899 | fi |
067d23c9 | 4900 | |
17a2cbbd | 4901 | AC_SUBST(WINDOW_SYSTEM_OBJ) |
067d23c9 KY |
4902 | |
4903 | AH_TOP([/* GNU Emacs site configuration template file. | |
73b0cd50 | 4904 | |
6bc383b1 | 4905 | Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2014 |
73b0cd50 | 4906 | Free Software Foundation, Inc. |
067d23c9 KY |
4907 | |
4908 | This file is part of GNU Emacs. | |
4909 | ||
4910 | GNU Emacs is free software: you can redistribute it and/or modify | |
4911 | it under the terms of the GNU General Public License as published by | |
4912 | the Free Software Foundation, either version 3 of the License, or | |
4913 | (at your option) any later version. | |
4914 | ||
4915 | GNU Emacs is distributed in the hope that it will be useful, | |
4916 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
4917 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
4918 | GNU General Public License for more details. | |
4919 | ||
4920 | You should have received a copy of the GNU General Public License | |
4921 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ | |
4922 | ||
4923 | ||
4924 | /* No code in Emacs #includes config.h twice, but some bits of code | |
4925 | intended to work with other packages as well (like gmalloc.c) | |
4926 | think they can include it as many times as they like. */ | |
4927 | #ifndef EMACS_CONFIG_H | |
4928 | #define EMACS_CONFIG_H | |
4929 | ])dnl | |
4930 | ||
b429a4ee | 4931 | AH_BOTTOM([#include <conf_post.h> |
067d23c9 | 4932 | |
067d23c9 KY |
4933 | #endif /* EMACS_CONFIG_H */ |
4934 | ||
4935 | /* | |
4936 | Local Variables: | |
4937 | mode: c | |
4938 | End: | |
4939 | */ | |
4940 | ])dnl | |
4941 | ||
4942 | #### Report on what we decided to do. | |
4943 | #### Report GTK as a toolkit, even if it doesn't use Xt. | |
4944 | #### It makes printing result more understandable as using GTK sets | |
4945 | #### toolkit_scroll_bars to yes by default. | |
4946 | if test "${HAVE_GTK}" = "yes"; then | |
5fb91e71 | 4947 | USE_X_TOOLKIT="$USE_GTK_TOOLKIT" |
067d23c9 KY |
4948 | fi |
4949 | ||
2a540847 | 4950 | if test $USE_ACL -ne 0; then |
c3153003 | 4951 | ACL_SUMMARY="yes $LIB_ACL" |
2a540847 | 4952 | else |
c3153003 | 4953 | ACL_SUMMARY=no |
2a540847 PE |
4954 | fi |
4955 | ||
067d23c9 KY |
4956 | echo " |
4957 | Configured for \`${canonical}'. | |
4958 | ||
4959 | Where should the build process find the source code? ${srcdir} | |
067d23c9 KY |
4960 | What compiler should emacs be built with? ${CC} ${CFLAGS} |
4961 | Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason} | |
4962 | Should Emacs use a relocating allocator for buffers? ${REL_ALLOC} | |
4963 | Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers | |
4964 | What window system should Emacs use? ${window_system} | |
4965 | What toolkit should Emacs use? ${USE_X_TOOLKIT}" | |
4966 | ||
4967 | if test -n "${x_includes}"; then | |
4968 | echo " Where do we find X Windows header files? ${x_includes}" | |
4969 | else | |
4970 | echo " Where do we find X Windows header files? Standard dirs" | |
4971 | fi | |
4972 | if test -n "${x_libraries}"; then | |
4973 | echo " Where do we find X Windows libraries? ${x_libraries}" | |
4974 | else | |
4975 | echo " Where do we find X Windows libraries? Standard dirs" | |
4976 | fi | |
4977 | ||
c3153003 GM |
4978 | optsep= |
4979 | emacs_config_features= | |
4980 | for opt in XAW3D XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS \ | |
4981 | GCONF GSETTINGS NOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT \ | |
4982 | LIBOTF XFT ZLIB; do | |
4983 | ||
4984 | case $opt in | |
4985 | NOTIFY|ACL) eval val=\${${opt}_SUMMARY} ;; | |
4986 | *) eval val=\${HAVE_$opt} ;; | |
4987 | esac | |
4988 | test x"$val" = xno && continue | |
4989 | AS_VAR_APPEND([emacs_config_features], ["$optsep$opt"]) | |
4990 | optsep=' ' | |
4991 | done | |
4992 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_FEATURES, "${emacs_config_features}", | |
4993 | [Summary of some of the main features enabled by configure.]) | |
4994 | ||
067d23c9 KY |
4995 | echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}" |
4996 | echo " Does Emacs use -lXpm? ${HAVE_XPM}" | |
4997 | echo " Does Emacs use -ljpeg? ${HAVE_JPEG}" | |
4998 | echo " Does Emacs use -ltiff? ${HAVE_TIFF}" | |
4999 | echo " Does Emacs use a gif library? ${HAVE_GIF} $LIBGIF" | |
5000 | echo " Does Emacs use -lpng? ${HAVE_PNG}" | |
5001 | echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}" | |
5002 | echo " Does Emacs use imagemagick? ${HAVE_IMAGEMAGICK}" | |
5003 | ||
885e792c GM |
5004 | echo " Does Emacs support sound? ${HAVE_SOUND}" |
5005 | ||
067d23c9 KY |
5006 | echo " Does Emacs use -lgpm? ${HAVE_GPM}" |
5007 | echo " Does Emacs use -ldbus? ${HAVE_DBUS}" | |
5008 | echo " Does Emacs use -lgconf? ${HAVE_GCONF}" | |
9851bfc5 | 5009 | echo " Does Emacs use GSettings? ${HAVE_GSETTINGS}" |
c9628c79 | 5010 | echo " Does Emacs use a file notification library? ${NOTIFY_SUMMARY}" |
c3153003 | 5011 | echo " Does Emacs use access control lists? ${ACL_SUMMARY}" |
067d23c9 | 5012 | echo " Does Emacs use -lselinux? ${HAVE_LIBSELINUX}" |
9f77899d | 5013 | echo " Does Emacs use -lgnutls? ${HAVE_GNUTLS}" |
067d23c9 KY |
5014 | echo " Does Emacs use -lxml2? ${HAVE_LIBXML2}" |
5015 | ||
5016 | echo " Does Emacs use -lfreetype? ${HAVE_FREETYPE}" | |
5017 | echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}" | |
5018 | echo " Does Emacs use -lotf? ${HAVE_LIBOTF}" | |
5019 | echo " Does Emacs use -lxft? ${HAVE_XFT}" | |
8d28d0ac | 5020 | echo " Does Emacs directly use zlib? ${HAVE_ZLIB}" |
067d23c9 KY |
5021 | |
5022 | echo " Does Emacs use toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}" | |
5023 | echo | |
5024 | ||
5f77c86c GM |
5025 | if test -n "${EMACSDATA}"; then |
5026 | echo " Environment variable EMACSDATA set to: $EMACSDATA" | |
5027 | fi | |
5028 | if test -n "${EMACSDOC}"; then | |
5029 | echo " Environment variable EMACSDOC set to: $EMACSDOC" | |
5030 | fi | |
5031 | ||
067d23c9 KY |
5032 | echo |
5033 | ||
5034 | if test "$HAVE_NS" = "yes"; then | |
5035 | echo | |
507ea258 | 5036 | echo "You must run \"${MAKE-make} install\" in order to test the built application. |
067d23c9 KY |
5037 | The installed application will go to nextstep/Emacs.app and can be |
5038 | run or moved from there." | |
5039 | if test "$EN_NS_SELF_CONTAINED" = "yes"; then | |
5040 | echo "The application will be fully self-contained." | |
5041 | else | |
5042 | echo "The lisp resources for the application will be installed under ${prefix}. | |
507ea258 | 5043 | You may need to run \"${MAKE-make} install\" with sudo. The application will fail |
067d23c9 KY |
5044 | to run if these resources are not installed." |
5045 | fi | |
5046 | echo | |
5047 | fi | |
5048 | ||
badf86af KB |
5049 | if test "${opsys}" = "cygwin"; then |
5050 | case `uname -r` in | |
5051 | 1.5.*) AC_MSG_WARN([[building Emacs on Cygwin 1.5 is not supported.]]) | |
5052 | echo | |
5053 | ;; | |
5054 | esac | |
5055 | fi | |
067d23c9 KY |
5056 | |
5057 | # Remove any trailing slashes in these variables. | |
5058 | [test "${prefix}" != NONE && | |
5059 | prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'` | |
5060 | test "${exec_prefix}" != NONE && | |
5061 | exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`] | |
5062 | ||
83da1b55 GM |
5063 | if test "$HAVE_NS" = "yes"; then |
5064 | if test "$NS_IMPL_GNUSTEP" = yes; then | |
5065 | AC_CONFIG_FILES([nextstep/GNUstep/Emacs.base/Resources/Info-gnustep.plist:nextstep/templates/Info-gnustep.plist.in \ | |
5066 | nextstep/GNUstep/Emacs.base/Resources/Emacs.desktop:nextstep/templates/Emacs.desktop.in]) | |
de3d0b57 | 5067 | ns_check_file=Resources/Info-gnustep.plist |
83da1b55 GM |
5068 | else |
5069 | AC_CONFIG_FILES([nextstep/Cocoa/Emacs.base/Contents/Info.plist:nextstep/templates/Info.plist.in \ | |
5070 | nextstep/Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings:nextstep/templates/InfoPlist.strings.in]) | |
de3d0b57 | 5071 | ns_check_file=Contents/Info.plist |
83da1b55 | 5072 | fi |
de3d0b57 | 5073 | AC_SUBST(ns_check_file) |
83da1b55 GM |
5074 | fi |
5075 | ||
bdd556a2 | 5076 | dnl Obviously there is duplication here wrt $SUBDIR_MAKEFILES. |
d0ff0c7d GM |
5077 | dnl You _can_ use that variable in AC_CONFIG_FILES, so long as any directory |
5078 | dnl using automake (ie lib/) is explicitly listed and not "hidden" in a variable | |
bdd556a2 GM |
5079 | dnl (else you get "no `Makefile.am' found for any configure output"). |
5080 | dnl This will work, but you get a config.status that is not quite right | |
5081 | dnl (see http://lists.gnu.org/archive/html/bug-autoconf/2008-08/msg00028.html). | |
5082 | dnl That doesn't have any obvious consequences for Emacs, but on the whole | |
5083 | dnl it seems better to just live with the duplication. | |
095bf253 | 5084 | SUBDIR_MAKEFILES="lib/Makefile lib-src/Makefile oldXMenu/Makefile doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile leim/Makefile nextstep/Makefile nt/Makefile" |
bdd556a2 GM |
5085 | |
5086 | AC_CONFIG_FILES([Makefile lib/Makefile lib-src/Makefile oldXMenu/Makefile \ | |
5087 | doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \ | |
5088 | doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile \ | |
095bf253 | 5089 | leim/Makefile nextstep/Makefile nt/Makefile]) |
6c7e099d GM |
5090 | |
5091 | dnl test/ is not present in release tarfiles. | |
70716b1d GM |
5092 | opt_makefile=test/automated/Makefile |
5093 | ||
3cc53d60 | 5094 | if test -f "$srcdir/$opt_makefile.in"; then |
70716b1d | 5095 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES $opt_makefile" |
bdd556a2 GM |
5096 | dnl Again, it's best not to use a variable. Though you can add |
5097 | dnl ", [], [opt_makefile='$opt_makefile']" and it should work. | |
5098 | AC_CONFIG_FILES([test/automated/Makefile]) | |
5099 | fi | |
70716b1d | 5100 | |
a9f72fc1 | 5101 | |
f9b697dd GM |
5102 | dnl The admin/ directory used to be excluded from tarfiles. |
5103 | if test -d $srcdir/admin; then | |
5104 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES admin/unidata/Makefile admin/grammars/Makefile" | |
a9f72fc1 | 5105 | AC_CONFIG_FILES([admin/unidata/Makefile]) |
f9b697dd GM |
5106 | AC_CONFIG_FILES([admin/grammars/Makefile]) |
5107 | fi dnl -d admin | |
a9f72fc1 GM |
5108 | |
5109 | ||
bdd556a2 | 5110 | SUBDIR_MAKEFILES_IN=`echo " ${SUBDIR_MAKEFILES}" | sed -e 's| | $(srcdir)/|g' -e 's|Makefile|Makefile.in|g'` |
70716b1d GM |
5111 | |
5112 | AC_SUBST(SUBDIR_MAKEFILES_IN) | |
1e8dbdc6 | 5113 | |
067d23c9 KY |
5114 | dnl You might wonder (I did) why epaths.h is generated by running make, |
5115 | dnl rather than just letting configure generate it from epaths.in. | |
5116 | dnl One reason is that the various paths are not fully expanded (see above); | |
5117 | dnl eg gamedir=${prefix}/var/games/emacs. | |
5118 | dnl Secondly, the GNU Coding standards require that one should be able | |
5119 | dnl to run `make prefix=/some/where/else' and override the values set | |
5120 | dnl by configure. This also explains the `move-if-change' test and | |
5121 | dnl the use of force in the `epaths-force' rule in Makefile.in. | |
1813e115 | 5122 | AC_CONFIG_COMMANDS([src/epaths.h], [ |
d6db9fd6 EZ |
5123 | if test "${opsys}" = "mingw32"; then |
5124 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force-w32 | |
5125 | else | |
5126 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force | |
5127 | fi | |
5128 | ], [GCC="$GCC" CPPFLAGS="$CPPFLAGS" opsys="$opsys"]) | |
067d23c9 | 5129 | |
98434155 GM |
5130 | dnl NB we have to cheat and use the ac_... version because abs_top_srcdir |
5131 | dnl is not yet set, sigh. Or we could use ../$srcdir/src/.gdbinit, | |
5132 | dnl or a symlink? | |
1813e115 | 5133 | AC_CONFIG_COMMANDS([src/.gdbinit], [ |
3cc53d60 | 5134 | if test ! -f src/.gdbinit && test -f "$srcdir/src/.gdbinit"; then |
98434155 | 5135 | echo "source $ac_abs_top_srcdir/src/.gdbinit" > src/.gdbinit |
067d23c9 | 5136 | fi |
1e8dbdc6 | 5137 | ]) |
067d23c9 | 5138 | |
1e8dbdc6 | 5139 | AC_OUTPUT |