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) |
cd626254 | 86 | dnl automake 1.13 and later understand this, making -I m4 unnecessary. |
2ddb3589 | 87 | dnl With older versions this is a no-op. |
cd626254 | 88 | AC_CONFIG_MACRO_DIR(m4) |
5eedd0b9 PE |
89 | |
90 | xcsdkdir= | |
91 | AC_CHECK_PROGS(XCRUN, [xcrun]) | |
92 | if test -n "$XCRUN"; then | |
1d7701a4 PE |
93 | if test -z "$MAKE"; then |
94 | dnl Call the variable MAKE_PROG, not MAKE, to avoid confusion with | |
95 | dnl SET_MAKE and with the usual MAKE variable that 'make' itself uses. | |
96 | AC_CHECK_PROG([MAKE_PROG], [make], [yes]) | |
97 | if test -z "$MAKE_PROG"; then | |
98 | MAKE="$XCRUN MAKE" | |
99 | export MAKE | |
830506d9 | 100 | xcsdkdir=`$XCRUN --show-sdk-path 2>/dev/null` |
1d7701a4 PE |
101 | fi |
102 | fi | |
5eedd0b9 PE |
103 | fi |
104 | ||
7d732d1a GM |
105 | dnl Fairly arbitrary, older versions might work too. |
106 | AM_INIT_AUTOMAKE(1.11) | |
067d23c9 KY |
107 | |
108 | dnl Support for --program-prefix, --program-suffix and | |
109 | dnl --program-transform-name options | |
110 | AC_ARG_PROGRAM | |
111 | ||
112 | dnl It is important that variables on the RHS not be expanded here, | |
113 | dnl hence the single quotes. This is per the GNU coding standards, see | |
114 | dnl (autoconf) Installation Directory Variables | |
115 | dnl See also epaths.h below. | |
116 | lispdir='${datadir}/emacs/${version}/lisp' | |
cb6c95a3 | 117 | standardlisppath='${lispdir}' |
067d23c9 KY |
118 | locallisppath='${datadir}/emacs/${version}/site-lisp:'\ |
119 | '${datadir}/emacs/site-lisp' | |
ca26824c | 120 | lisppath='${locallisppath}:${standardlisppath}' |
067d23c9 KY |
121 | etcdir='${datadir}/emacs/${version}/etc' |
122 | archlibdir='${libexecdir}/emacs/${version}/${configuration}' | |
8496d8d7 | 123 | etcdocdir='${datadir}/emacs/${version}/etc' |
067d23c9 KY |
124 | gamedir='${localstatedir}/games/emacs' |
125 | ||
da3d2105 DA |
126 | dnl Special option to disable the most of other options. |
127 | AC_ARG_WITH(all, | |
128 | [AS_HELP_STRING([--without-all], | |
c30d4aef DA |
129 | [omit almost all features and build |
130 | small executable with minimal dependencies])], | |
a8f9bc05 | 131 | [with_features=$withval], |
e9551b12 | 132 | [with_features=yes]) |
c30d4aef | 133 | |
067d23c9 KY |
134 | dnl OPTION_DEFAULT_OFF(NAME, HELP-STRING) |
135 | dnl Create a new --with option that defaults to being disabled. | |
136 | dnl NAME is the base name of the option. The shell variable with_NAME | |
137 | dnl will be set to either the user's value (if the option is | |
138 | dnl specified; 'yes' for a plain --with-NAME) or to 'no' (if the | |
139 | dnl option is not specified). Note that the shell variable name is | |
140 | dnl constructed as autoconf does, by replacing non-alphanumeric | |
141 | dnl characters with "_". | |
142 | dnl HELP-STRING is the help text for the option. | |
143 | AC_DEFUN([OPTION_DEFAULT_OFF], [dnl | |
144 | AC_ARG_WITH([$1],[AS_HELP_STRING([--with-$1],[$2])],[],[dnl | |
145 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=no])dnl | |
146 | ])dnl | |
147 | ||
148 | dnl OPTION_DEFAULT_ON(NAME, HELP-STRING) | |
58556eb4 | 149 | dnl Create a new --with option that defaults to $with_features. |
c30d4aef | 150 | dnl NAME is the base name of the option. The shell variable with_NAME |
067d23c9 KY |
151 | dnl will be set either to 'no' (for a plain --without-NAME) or to |
152 | dnl 'yes' (if the option is not specified). Note that the shell | |
153 | dnl variable name is constructed as autoconf does, by replacing | |
154 | dnl non-alphanumeric characters with "_". | |
155 | dnl HELP-STRING is the help text for the option. | |
156 | AC_DEFUN([OPTION_DEFAULT_ON], [dnl | |
157 | AC_ARG_WITH([$1],[AS_HELP_STRING([--without-$1],[$2])],[],[dnl | |
da3d2105 | 158 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=$with_features])dnl |
067d23c9 KY |
159 | ])dnl |
160 | ||
161 | OPTION_DEFAULT_ON([pop],[don't support POP mail retrieval with movemail]) | |
162 | if test "$with_pop" = yes; then | |
163 | AC_DEFINE(MAIL_USE_POP) | |
164 | fi | |
165 | AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl | |
166 | ||
167 | OPTION_DEFAULT_OFF([kerberos],[support Kerberos-authenticated POP]) | |
168 | if test "$with_kerberos" != no; then | |
169 | AC_DEFINE(KERBEROS) | |
170 | fi | |
171 | AH_TEMPLATE(KERBEROS, | |
172 | [Define to support Kerberos-authenticated POP mail retrieval.])dnl | |
173 | ||
174 | OPTION_DEFAULT_OFF([kerberos5],[support Kerberos version 5 authenticated POP]) | |
175 | if test "${with_kerberos5}" != no; then | |
176 | if test "${with_kerberos}" = no; then | |
177 | with_kerberos=yes | |
178 | AC_DEFINE(KERBEROS) | |
179 | fi | |
180 | AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.]) | |
181 | fi | |
182 | ||
183 | OPTION_DEFAULT_OFF([hesiod],[support Hesiod to get the POP server host]) | |
184 | dnl FIXME hesiod support may not be present, so it seems like an error | |
185 | dnl to define, or at least use, this unconditionally. | |
186 | if test "$with_hesiod" != no; then | |
187 | AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.]) | |
188 | fi | |
189 | ||
190 | OPTION_DEFAULT_OFF([mmdf],[support MMDF mailboxes]) | |
191 | if test "$with_mmdf" != no; then | |
192 | AC_DEFINE(MAIL_USE_MMDF, 1, [Define to support MMDF mailboxes in movemail.]) | |
193 | fi | |
194 | ||
195 | OPTION_DEFAULT_OFF([mail-unlink],[unlink, rather than empty, mail spool after reading]) | |
196 | if test "$with_mail_unlink" != no; then | |
197 | AC_DEFINE(MAIL_UNLINK_SPOOL, 1, [Define to unlink, rather than empty, mail spool after reading.]) | |
198 | fi | |
199 | ||
200 | AC_ARG_WITH([mailhost],[AS_HELP_STRING([--with-mailhost=HOSTNAME], | |
201 | [string giving default POP mail host])], | |
202 | AC_DEFINE_UNQUOTED(MAILHOST, ["$withval"], [String giving fallback POP mail host.])) | |
203 | ||
885e792c | 204 | AC_ARG_WITH([sound],[AS_HELP_STRING([--with-sound=VALUE], |
2c347217 | 205 | [compile with sound support (VALUE one of: yes, alsa, oss, bsd-ossaudio, no; |
885e792c GM |
206 | default yes). Only for GNU/Linux, FreeBSD, NetBSD, MinGW.])], |
207 | [ case "${withval}" in | |
2c347217 | 208 | yes|no|alsa|oss|bsd-ossaudio) val=$withval ;; |
885e792c | 209 | *) AC_MSG_ERROR([`--with-sound=$withval' is invalid; |
2c347217 | 210 | this option's value should be `yes', `no', `alsa', `oss', or `bsd-ossaudio'.]) |
885e792c GM |
211 | ;; |
212 | esac | |
213 | with_sound=$val | |
214 | ], | |
215 | [with_sound=$with_features]) | |
067d23c9 | 216 | |
067d23c9 KY |
217 | dnl FIXME currently it is not the last. |
218 | dnl This should be the last --with option, because --with-x is | |
3cc53d60 | 219 | dnl added later on when we find the file name of X, and it's best to |
067d23c9 KY |
220 | dnl keep them together visually. |
221 | AC_ARG_WITH([x-toolkit],[AS_HELP_STRING([--with-x-toolkit=KIT], | |
d673aedc | 222 | [use an X toolkit (KIT one of: yes or gtk, gtk2, gtk3, lucid or athena, motif, no)])], |
067d23c9 KY |
223 | [ case "${withval}" in |
224 | y | ye | yes ) val=gtk ;; | |
225 | n | no ) val=no ;; | |
226 | l | lu | luc | luci | lucid ) val=lucid ;; | |
227 | a | at | ath | athe | athen | athena ) val=athena ;; | |
228 | m | mo | mot | moti | motif ) val=motif ;; | |
229 | g | gt | gtk ) val=gtk ;; | |
d673aedc | 230 | gtk2 ) val=gtk2 ;; |
067d23c9 KY |
231 | gtk3 ) val=gtk3 ;; |
232 | * ) | |
233 | AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid; | |
d673aedc JD |
234 | this option's value should be `yes', `no', `lucid', `athena', `motif', `gtk', |
235 | `gtk2' or `gtk3'. `yes' and `gtk' are synonyms. | |
236 | `athena' and `lucid' are synonyms.]) | |
067d23c9 KY |
237 | ;; |
238 | esac | |
239 | with_x_toolkit=$val | |
240 | ]) | |
241 | ||
81eafe29 PE |
242 | OPTION_DEFAULT_OFF([wide-int], [prefer wide Emacs integers (typically 62-bit)]) |
243 | if test "$with_wide_int" = yes; then | |
244 | AC_DEFINE([WIDE_EMACS_INT], 1, [Use long long for EMACS_INT if available.]) | |
245 | fi | |
246 | ||
067d23c9 KY |
247 | dnl _ON results in a '--without' option in the --help output, so |
248 | dnl the help text should refer to "don't compile", etc. | |
249 | OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support]) | |
250 | OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support]) | |
251 | OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support]) | |
252 | OPTION_DEFAULT_ON([gif],[don't compile with GIF image support]) | |
253 | OPTION_DEFAULT_ON([png],[don't compile with PNG image support]) | |
254 | OPTION_DEFAULT_ON([rsvg],[don't compile with SVG image support]) | |
255 | OPTION_DEFAULT_ON([xml2],[don't compile with XML parsing support]) | |
256 | OPTION_DEFAULT_ON([imagemagick],[don't compile with ImageMagick image support]) | |
257 | ||
258 | OPTION_DEFAULT_ON([xft],[don't use XFT for anti aliased fonts]) | |
259 | OPTION_DEFAULT_ON([libotf],[don't use libotf for OpenType font support]) | |
260 | OPTION_DEFAULT_ON([m17n-flt],[don't use m17n-flt for text shaping]) | |
261 | ||
262 | OPTION_DEFAULT_ON([toolkit-scroll-bars],[don't use Motif or Xaw3d scroll bars]) | |
263 | OPTION_DEFAULT_ON([xaw3d],[don't use Xaw3d]) | |
264 | OPTION_DEFAULT_ON([xim],[don't use X11 XIM]) | |
b612ffc9 | 265 | OPTION_DEFAULT_OFF([ns],[use NeXTstep (Cocoa or GNUstep) windowing system]) |
6758608f | 266 | OPTION_DEFAULT_OFF([w32], [use native MS Windows GUI in a Cygwin build]) |
067d23c9 KY |
267 | |
268 | OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux console]) | |
269 | OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support]) | |
270 | OPTION_DEFAULT_ON([gconf],[don't compile with GConf support]) | |
9851bfc5 | 271 | OPTION_DEFAULT_ON([gsettings],[don't compile with GSettings support]) |
067d23c9 KY |
272 | OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support]) |
273 | OPTION_DEFAULT_ON([gnutls],[don't use -lgnutls for SSL/TLS support]) | |
8d28d0ac | 274 | OPTION_DEFAULT_ON([zlib],[don't compile with zlib decompression support]) |
c9628c79 MA |
275 | |
276 | AC_ARG_WITH([file-notification],[AS_HELP_STRING([--with-file-notification=LIB], | |
277 | [use a file notification library (LIB one of: yes, gfile, inotify, w32, no)])], | |
278 | [ case "${withval}" in | |
279 | y | ye | yes ) val=yes ;; | |
280 | n | no ) val=no ;; | |
281 | g | gf | gfi | gfil | gfile ) val=gfile ;; | |
282 | i | in | ino | inot | inoti | inotif | inotify ) val=inotify ;; | |
283 | w | w3 | w32 ) val=w32 ;; | |
284 | * ) AC_MSG_ERROR([`--with-file-notification=$withval' is invalid; | |
285 | this option's value should be `yes', `no', `gfile', `inotify' or `w32'. | |
671d4bfc GM |
286 | `yes' is a synonym for `w32' on MS-Windows, for `no' on Nextstep, |
287 | otherwise for the first of `gfile' or `inotify' that is usable.]) | |
c9628c79 MA |
288 | ;; |
289 | esac | |
290 | with_file_notification=$val | |
291 | ], | |
b0e22831 | 292 | [with_file_notification=$with_features]) |
067d23c9 KY |
293 | |
294 | ## For the times when you want to build Emacs but don't have | |
295 | ## a suitable makeinfo, and can live without the manuals. | |
296 | dnl http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01844.html | |
297 | OPTION_DEFAULT_ON([makeinfo],[don't require makeinfo for building manuals]) | |
298 | ||
c56327b5 | 299 | ## This might be a 'configure' arg. |
541df9f4 PE |
300 | AC_SUBST([ACLOCAL_PATH]) |
301 | ||
6c269a38 PE |
302 | ## Makefile.in needs the cache file name. |
303 | AC_SUBST(cache_file) | |
304 | ||
067d23c9 KY |
305 | ## This is an option because I do not know if all info/man support |
306 | ## compressed files, nor how to test if they do so. | |
335142f9 GM |
307 | OPTION_DEFAULT_ON([compress-install], |
308 | [don't compress some files (.el, .info, etc.) when installing. Equivalent to: | |
309 | make GZIP_PROG= install]) | |
067d23c9 | 310 | |
4fc5868a UM |
311 | AC_ARG_WITH(gameuser,dnl |
312 | [AS_HELP_STRING([--with-gameuser=USER],[user for shared game score files])]) | |
313 | test "X${with_gameuser}" != X && test "${with_gameuser}" != yes \ | |
314 | && gameuser="${with_gameuser}" | |
315 | test "X$gameuser" = X && gameuser=games | |
316 | ||
067d23c9 | 317 | AC_ARG_WITH([gnustep-conf],dnl |
3cc53d60 PE |
318 | [AS_HELP_STRING([--with-gnustep-conf=FILENAME], |
319 | [name of GNUstep.conf; default $GNUSTEP_CONFIG_FILE, or /etc/GNUstep/GNUstep.conf])]) | |
067d23c9 KY |
320 | test "X${with_gnustep_conf}" != X && test "${with_gnustep_conf}" != yes && \ |
321 | GNUSTEP_CONFIG_FILE="${with_gnustep_conf}" | |
322 | test "X$GNUSTEP_CONFIG_FILE" = "X" && \ | |
323 | GNUSTEP_CONFIG_FILE=/etc/GNUstep/GNUstep.conf | |
324 | ||
325 | AC_ARG_ENABLE(ns-self-contained, | |
326 | [AS_HELP_STRING([--disable-ns-self-contained], | |
327 | [disable self contained build under NeXTstep])], | |
328 | EN_NS_SELF_CONTAINED=$enableval, | |
329 | EN_NS_SELF_CONTAINED=yes) | |
330 | ||
067d23c9 KY |
331 | AC_ARG_ENABLE(locallisppath, |
332 | [AS_HELP_STRING([--enable-locallisppath=PATH], | |
333 | [directories Emacs should search for lisp files specific | |
334 | to this site])], | |
335 | if test "${enableval}" = "no"; then | |
336 | locallisppath= | |
337 | elif test "${enableval}" != "yes"; then | |
338 | locallisppath=${enableval} | |
339 | fi) | |
340 | ||
341 | AC_ARG_ENABLE(checking, | |
342 | [AS_HELP_STRING([--enable-checking@<:@=LIST@:>@], | |
343 | [enable expensive run-time checks. With LIST, | |
344 | enable only specific categories of checks. | |
345 | Categories are: all,yes,no. | |
346 | Flags are: stringbytes, stringoverrun, stringfreelist, | |
e509cfa6 | 347 | xmallocoverrun, conslist, glyphs])], |
067d23c9 KY |
348 | [ac_checking_flags="${enableval}"],[]) |
349 | IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS," | |
350 | for check in $ac_checking_flags | |
351 | do | |
352 | case $check in | |
353 | # these set all the flags to specific states | |
354 | yes) ac_enable_checking=1 ;; | |
355 | no) ac_enable_checking= ; | |
356 | ac_gc_check_stringbytes= ; | |
357 | ac_gc_check_string_overrun= ; | |
358 | ac_gc_check_string_free_list= ; | |
359 | ac_xmalloc_overrun= ; | |
e509cfa6 | 360 | ac_gc_check_cons_list= ; |
94eb8e0a | 361 | ac_glyphs_debug= ;; |
067d23c9 KY |
362 | all) ac_enable_checking=1 ; |
363 | ac_gc_check_stringbytes=1 ; | |
364 | ac_gc_check_string_overrun=1 ; | |
365 | ac_gc_check_string_free_list=1 ; | |
366 | ac_xmalloc_overrun=1 ; | |
e509cfa6 | 367 | ac_gc_check_cons_list=1 ; |
94eb8e0a | 368 | ac_glyphs_debug=1 ;; |
067d23c9 KY |
369 | # these enable particular checks |
370 | stringbytes) ac_gc_check_stringbytes=1 ;; | |
371 | stringoverrun) ac_gc_check_string_overrun=1 ;; | |
372 | stringfreelist) ac_gc_check_string_free_list=1 ;; | |
373 | xmallocoverrun) ac_xmalloc_overrun=1 ;; | |
374 | conslist) ac_gc_check_cons_list=1 ;; | |
94eb8e0a | 375 | glyphs) ac_glyphs_debug=1 ;; |
067d23c9 KY |
376 | *) AC_MSG_ERROR(unknown check category $check) ;; |
377 | esac | |
378 | done | |
379 | IFS="$ac_save_IFS" | |
380 | ||
381 | if test x$ac_enable_checking != x ; then | |
382 | AC_DEFINE(ENABLE_CHECKING, 1, | |
a54e2c05 | 383 | [Define to 1 if expensive run-time data type and consistency checks are enabled.]) |
067d23c9 KY |
384 | fi |
385 | if test x$ac_gc_check_stringbytes != x ; then | |
386 | AC_DEFINE(GC_CHECK_STRING_BYTES, 1, | |
387 | [Define this temporarily to hunt a bug. If defined, the size of | |
388 | strings is redundantly recorded in sdata structures so that it can | |
389 | be compared to the sizes recorded in Lisp strings.]) | |
390 | fi | |
40697cd9 | 391 | if test x$ac_gc_check_string_overrun != x ; then |
067d23c9 KY |
392 | AC_DEFINE(GC_CHECK_STRING_OVERRUN, 1, |
393 | [Define this to check for short string overrun.]) | |
394 | fi | |
395 | if test x$ac_gc_check_string_free_list != x ; then | |
396 | AC_DEFINE(GC_CHECK_STRING_FREE_LIST, 1, | |
397 | [Define this to check the string free list.]) | |
398 | fi | |
399 | if test x$ac_xmalloc_overrun != x ; then | |
400 | AC_DEFINE(XMALLOC_OVERRUN_CHECK, 1, | |
401 | [Define this to check for malloc buffer overrun.]) | |
402 | fi | |
403 | if test x$ac_gc_check_cons_list != x ; then | |
404 | AC_DEFINE(GC_CHECK_CONS_LIST, 1, | |
405 | [Define this to check for errors in cons list.]) | |
406 | fi | |
94eb8e0a | 407 | if test x$ac_glyphs_debug != x ; then |
e509cfa6 DA |
408 | AC_DEFINE(GLYPH_DEBUG, 1, |
409 | [Define this to enable glyphs debugging code.]) | |
410 | fi | |
067d23c9 | 411 | |
646b5f55 AS |
412 | AC_ARG_ENABLE(check-lisp-object-type, |
413 | [AS_HELP_STRING([--enable-check-lisp-object-type], | |
414 | [enable compile time checks for the Lisp_Object data type. | |
415 | This is useful for development for catching certain types of bugs.])], | |
067d23c9 | 416 | if test "${enableval}" != "no"; then |
646b5f55 AS |
417 | AC_DEFINE(CHECK_LISP_OBJECT_TYPE, 1, |
418 | [Define this to enable compile time checks for the Lisp_Object data type.]) | |
067d23c9 KY |
419 | fi) |
420 | ||
421 | ||
2ef26ceb EZ |
422 | dnl The name of this option is unfortunate. It predates, and has no |
423 | dnl relation to, the "sampling-based elisp profiler" added in 24.3. | |
424 | dnl Actually, it stops it working. | |
425 | dnl http://lists.gnu.org/archive/html/emacs-devel/2012-11/msg00393.html | |
067d23c9 KY |
426 | AC_ARG_ENABLE(profiling, |
427 | [AS_HELP_STRING([--enable-profiling], | |
2ef26ceb EZ |
428 | [build emacs with low-level, gprof profiling support. |
429 | Mainly useful for debugging Emacs itself. May not work on | |
430 | all platforms. Stops profiler.el working.])], | |
067d23c9 KY |
431 | [ac_enable_profiling="${enableval}"],[]) |
432 | if test x$ac_enable_profiling != x ; then | |
433 | PROFILING_CFLAGS="-DPROFILING=1 -pg" | |
434 | else | |
435 | PROFILING_CFLAGS= | |
436 | fi | |
437 | AC_SUBST(PROFILING_CFLAGS) | |
438 | ||
439 | AC_ARG_ENABLE(autodepend, | |
440 | [AS_HELP_STRING([--enable-autodepend], | |
441 | [automatically generate dependencies to .h-files. | |
f6dce6c1 | 442 | Requires gcc, enabled if found.])], |
067d23c9 KY |
443 | [ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes]) |
444 | ||
7ec363cf JD |
445 | AC_ARG_ENABLE(gtk-deprecation-warnings, |
446 | [AS_HELP_STRING([--enable-gtk-deprecation-warnings], | |
447 | [Show Gtk+/Gdk deprecation warnings for Gtk+ >= 3.0])], | |
448 | [ac_enable_gtk_deprecation_warnings="${enableval}"],[]) | |
449 | ||
067d23c9 KY |
450 | ### Canonicalize the configuration name. |
451 | ||
452 | AC_CANONICAL_HOST | |
453 | canonical=$host | |
454 | configuration=${host_alias-${build_alias-$host}} | |
455 | ||
456 | dnl This used to use changequote, but, apart from `changequote is evil' | |
457 | dnl per the autoconf manual, we can speed up autoconf somewhat by quoting | |
458 | dnl the great gob of text. Thus it's not processed for possible expansion. | |
459 | dnl Just make sure the brackets remain balanced. | |
460 | dnl | |
461 | dnl Since Emacs can't find matching pairs of quotes, boundaries are | |
462 | dnl indicated by comments. | |
463 | dnl quotation begins | |
464 | [ | |
465 | ||
466 | ### If you add support for a new configuration, add code to this | |
467 | ### switch statement to recognize your configuration name and select | |
7a7f5cce GM |
468 | ### the appropriate opsys. |
469 | ||
067d23c9 KY |
470 | ### As far as handling version numbers on operating systems is |
471 | ### concerned, make sure things will fail in a fixable way. If | |
472 | ### /etc/MACHINES doesn't say anything about version numbers, be | |
473 | ### prepared to handle anything reasonably. If version numbers | |
474 | ### matter, be sure /etc/MACHINES says something about it. | |
475 | ||
34374650 | 476 | opsys='' unported=no |
067d23c9 KY |
477 | case "${canonical}" in |
478 | ||
695a3dc5 PE |
479 | ## GNU/Linux and similar ports |
480 | *-*-linux* ) | |
d6a003a8 | 481 | opsys=gnu-linux |
d6a003a8 AS |
482 | ;; |
483 | ||
067d23c9 KY |
484 | ## FreeBSD ports |
485 | *-*-freebsd* ) | |
486 | opsys=freebsd | |
067d23c9 KY |
487 | ;; |
488 | ||
7e00831f JM |
489 | ## DragonFly ports |
490 | *-*-dragonfly* ) | |
491 | opsys=dragonfly | |
492 | ;; | |
493 | ||
067d23c9 KY |
494 | ## FreeBSD kernel + glibc based userland |
495 | *-*-kfreebsd*gnu* ) | |
496 | opsys=gnu-kfreebsd | |
067d23c9 KY |
497 | ;; |
498 | ||
499 | ## NetBSD ports | |
500 | *-*-netbsd* ) | |
501 | opsys=netbsd | |
067d23c9 KY |
502 | ;; |
503 | ||
504 | ## OpenBSD ports | |
ca489750 | 505 | *-*-openbsd* | *-*-mirbsd* ) |
067d23c9 | 506 | opsys=openbsd |
067d23c9 KY |
507 | ;; |
508 | ||
067d23c9 KY |
509 | ## Apple Darwin / Mac OS X |
510 | *-apple-darwin* ) | |
511 | case "${canonical}" in | |
34374650 PE |
512 | i[3456]86-* ) ;; |
513 | powerpc-* ) ;; | |
514 | x86_64-* ) ;; | |
067d23c9 KY |
515 | * ) unported=yes ;; |
516 | esac | |
517 | opsys=darwin | |
136c45ee GM |
518 | ## Use fink packages if available. |
519 | ## FIXME find a better way to do this: http://debbugs.gnu.org/11507 | |
520 | ## if test -d /sw/include && test -d /sw/lib; then | |
521 | ## GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib" | |
522 | ## NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS} | |
523 | ## fi | |
067d23c9 KY |
524 | ;; |
525 | ||
e8bdb06e KB |
526 | ## Cygwin ports |
527 | *-*-cygwin ) | |
528 | opsys=cygwin | |
529 | ;; | |
530 | ||
067d23c9 KY |
531 | ## HP 9000 series 700 and 800, running HP/UX |
532 | hppa*-hp-hpux10.2* ) | |
d6a003a8 | 533 | opsys=hpux10-20 |
067d23c9 KY |
534 | ;; |
535 | hppa*-hp-hpux1[1-9]* ) | |
d6a003a8 | 536 | opsys=hpux11 |
067d23c9 KY |
537 | CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS" |
538 | ;; | |
539 | ||
067d23c9 | 540 | ## IBM machines |
067d23c9 | 541 | rs6000-ibm-aix4.[23]* ) |
34374650 | 542 | opsys=aix4-2 |
067d23c9 KY |
543 | ;; |
544 | powerpc-ibm-aix4.[23]* ) | |
34374650 | 545 | opsys=aix4-2 |
067d23c9 KY |
546 | ;; |
547 | rs6000-ibm-aix[56]* ) | |
34374650 | 548 | opsys=aix4-2 |
067d23c9 KY |
549 | ;; |
550 | powerpc-ibm-aix[56]* ) | |
34374650 | 551 | opsys=aix4-2 |
067d23c9 KY |
552 | ;; |
553 | ||
067d23c9 KY |
554 | ## Silicon Graphics machines |
555 | ## Iris 4D | |
556 | mips-sgi-irix6.5 ) | |
76b397fb | 557 | opsys=irix6-5 |
067d23c9 KY |
558 | # Without defining _LANGUAGE_C, things get masked out in the headers |
559 | # so that, for instance, grepping for `free' in stdlib.h fails and | |
560 | # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m). | |
067d23c9 KY |
561 | NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C" |
562 | ;; | |
563 | ||
564 | ## Suns | |
067d23c9 KY |
565 | *-sun-solaris* \ |
566 | | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* \ | |
567 | | x86_64-*-solaris2* | x86_64-*-sunos5*) | |
568 | case "${canonical}" in | |
34374650 PE |
569 | i[3456]86-*-* ) ;; |
570 | amd64-*-*|x86_64-*-*) ;; | |
571 | sparc* ) ;; | |
067d23c9 KY |
572 | * ) unported=yes ;; |
573 | esac | |
574 | case "${canonical}" in | |
59587ee4 PE |
575 | *-sunos5.[1-9][0-9]* | *-solaris2.[1-9][0-9]* ) |
576 | opsys=sol2-10 | |
577 | emacs_check_sunpro_c=yes | |
578 | ;; | |
067d23c9 KY |
579 | *-sunos5.6* | *-solaris2.6* ) |
580 | opsys=sol2-6 | |
067d23c9 KY |
581 | RANLIB="ar -ts" |
582 | ;; | |
583 | *-sunos5.[7-9]* | *-solaris2.[7-9]* ) | |
584 | opsys=sol2-6 | |
585 | emacs_check_sunpro_c=yes | |
067d23c9 | 586 | ;; |
067d23c9 KY |
587 | esac |
588 | ## Watch out for a compiler that we know will not work. | |
589 | case "${canonical}" in | |
590 | *-solaris* | *-sunos5* ) | |
591 | if [ "x$CC" = x/usr/ucb/cc ]; then | |
592 | ## /usr/ucb/cc doesn't work; | |
593 | ## we should find some other compiler that does work. | |
594 | unset CC | |
595 | fi | |
596 | ;; | |
597 | *) ;; | |
598 | esac | |
599 | ;; | |
600 | ||
067d23c9 KY |
601 | ## Intel 386 machines where we don't care about the manufacturer. |
602 | i[3456]86-*-* ) | |
067d23c9 | 603 | case "${canonical}" in |
27cb7be2 | 604 | *-darwin* ) opsys=darwin ;; |
31ff141c | 605 | *-mingw32 ) |
fb0862b2 | 606 | opsys=mingw32 |
9e821c83 | 607 | # MinGW overrides and adds some system headers in nt/inc. |
845b7499 | 608 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" |
fb0862b2 | 609 | ;; |
f04940ae PE |
610 | *-sysv4.2uw* ) opsys=unixware ;; |
611 | *-sysv5uw* ) opsys=unixware ;; | |
612 | *-sysv5OpenUNIX* ) opsys=unixware ;; | |
067d23c9 KY |
613 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. |
614 | esac | |
615 | ;; | |
616 | ||
bd717ca4 FP |
617 | # MinGW64 |
618 | x86_64-*-* ) | |
619 | case "${canonical}" in | |
620 | *-mingw32 ) | |
621 | opsys=mingw32 | |
622 | # MinGW overrides and adds some system headers in nt/inc. | |
623 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" | |
624 | ;; | |
625 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. | |
626 | esac | |
627 | ;; | |
628 | ||
067d23c9 KY |
629 | * ) |
630 | unported=yes | |
631 | ;; | |
632 | esac | |
633 | ||
634 | ### If the code above didn't choose an operating system, just choose | |
635 | ### an operating system based on the configuration name. You really | |
636 | ### only want to use this when you have no idea what the right | |
637 | ### operating system is; if you know what operating systems a machine | |
638 | ### runs, it's cleaner to make it explicit in the case statement | |
639 | ### above. | |
640 | if test x"${opsys}" = x; then | |
641 | case "${canonical}" in | |
642 | *-gnu* ) opsys=gnu ;; | |
643 | * ) | |
644 | unported=yes | |
645 | ;; | |
646 | esac | |
647 | fi | |
648 | ||
649 | ] | |
650 | dnl quotation ends | |
651 | ||
652 | if test $unported = yes; then | |
41dc0fed | 653 | AC_MSG_ERROR([Emacs does not support `${canonical}' systems. |
7b207d6d | 654 | If you think it should, please send a report to ${PACKAGE_BUGREPORT}. |
067d23c9 KY |
655 | Check `etc/MACHINES' for recognized configuration names.]) |
656 | fi | |
657 | ||
067d23c9 | 658 | |
f6dce6c1 GM |
659 | AC_MSG_CHECKING([whether we are using GNU Make]) |
660 | testval=`${MAKE-make} --version 2>/dev/null | grep 'GNU Make'` | |
661 | if test "x$testval" != x; then | |
662 | AC_MSG_RESULT([yes]) | |
663 | else | |
664 | AC_MSG_RESULT([no]) | |
665 | AC_MSG_ERROR([Building Emacs requires GNU make. | |
ef9b8f2d PE |
666 | If you have it installed under another name, configure with 'MAKE=...'. |
667 | For example, run './configure MAKE=gmake'.]) | |
f6dce6c1 GM |
668 | fi |
669 | ||
670 | ||
067d23c9 | 671 | #### Choose a compiler. |
27cb7be2 | 672 | |
8208d2bf PE |
673 | dnl Don't bother to test for C89. |
674 | AC_DEFUN([_AC_PROG_CC_C89], [$2]) | |
675 | ||
067d23c9 | 676 | dnl Sets GCC=yes if using gcc. |
efe70219 | 677 | AC_PROG_CC([gcc cc cl clang "$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 | |
8208d2bf PE |
683 | dnl Emacs needs C99 or later. |
684 | gl_PROG_CC_C99 | |
685 | ||
9a514d4a PE |
686 | AM_PROG_CC_C_O |
687 | ||
067d23c9 KY |
688 | if test x$GCC = xyes; then |
689 | test "x$GCC_TEST_OPTIONS" != x && CC="$CC $GCC_TEST_OPTIONS" | |
690 | else | |
691 | test "x$NON_GCC_TEST_OPTIONS" != x && CC="$CC $NON_GCC_TEST_OPTIONS" | |
692 | fi | |
693 | ||
a74b0e1b EZ |
694 | dnl This is used in lib/Makefile.am to use nt/gnulib.mk, the |
695 | dnl alternative to lib/gnulib.mk, so as to avoid generating header files | |
696 | dnl that clash with MinGW. | |
697 | AM_CONDITIONAL([BUILDING_FOR_WINDOWSNT], [test "x$opsys" = "xmingw32"]) | |
698 | ||
a8f9bc05 PE |
699 | # Avoid gnulib's tests for -lcrypto, so that there's no static dependency on it. |
700 | AC_DEFUN([gl_CRYPTO_CHECK]) | |
70743157 PE |
701 | # Avoid gnulib's tests for HAVE_WORKING_O_NOATIME and HAVE_WORKING_O_NOFOLLOW, |
702 | # as we don't use them. | |
73dcdb9f | 703 | AC_DEFUN([gl_FCNTL_O_FLAGS]) |
a615a3ae PE |
704 | # Avoid gnulib's threadlib module, as we do threads our own way. |
705 | AC_DEFUN([gl_THREADLIB]) | |
706 | ||
f04940ae | 707 | # Initialize gnulib right after choosing the compiler. |
58eaa9ec | 708 | dnl Amongst other things, this sets AR and ARFLAGS. |
f04940ae PE |
709 | gl_EARLY |
710 | ||
6e8aca60 | 711 | if test "$ac_test_CFLAGS" != set; then |
f780d632 PE |
712 | # It's helpful to have C macros available to GDB, so prefer -g3 to -g |
713 | # if -g3 works and the user does not specify CFLAGS. | |
714 | # This test must follow gl_EARLY; otherwise AC_LINK_IFELSE complains. | |
6e8aca60 PE |
715 | case $CFLAGS in |
716 | '-g') | |
717 | emacs_g3_CFLAGS='-g3';; | |
718 | '-g -O2') | |
719 | emacs_g3_CFLAGS='-g3 -O2';; | |
720 | *) | |
721 | emacs_g3_CFLAGS='';; | |
722 | esac | |
723 | if test -n "$emacs_g3_CFLAGS"; then | |
724 | emacs_save_CFLAGS=$CFLAGS | |
725 | CFLAGS=$emacs_g3_CFLAGS | |
726 | AC_CACHE_CHECK([whether $CC accepts $emacs_g3_CFLAGS], | |
727 | [emacs_cv_prog_cc_g3], | |
728 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
729 | [emacs_cv_prog_cc_g3=yes], | |
f780d632 PE |
730 | [emacs_cv_prog_cc_g3=no])]) |
731 | if test $emacs_cv_prog_cc_g3 != yes; then | |
6e8aca60 PE |
732 | CFLAGS=$emacs_save_CFLAGS |
733 | fi | |
f540ee86 EZ |
734 | if test $opsys = mingw32; then |
735 | CFLAGS="$CFLAGS -gdwarf-2" | |
736 | fi | |
6e8aca60 | 737 | fi |
f780d632 PE |
738 | |
739 | case $CFLAGS in | |
740 | *-O*) ;; | |
741 | *) | |
742 | # No optimization flag was inferred for this non-GCC compiler. | |
743 | # Try -O. This is needed for xlc on AIX; see Bug#14258. | |
744 | emacs_save_CFLAGS=$CFLAGS | |
745 | test -z "$CFLAGS" || CFLAGS="$CFLAGS " | |
746 | CFLAGS=${CFLAGS}-O | |
747 | AC_CACHE_CHECK([whether $CC accepts -O], | |
748 | [emacs_cv_prog_cc_o], | |
749 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
750 | [emacs_cv_prog_cc_o=yes], | |
751 | [emacs_cv_prog_cc_o=no])]) | |
752 | if test $emacs_cv_prog_cc_o != yes; then | |
753 | CFLAGS=$emacs_save_CFLAGS | |
754 | fi ;; | |
755 | esac | |
6e8aca60 PE |
756 | fi |
757 | ||
b8df54ff PE |
758 | AC_ARG_ENABLE([gcc-warnings], |
759 | [AS_HELP_STRING([--enable-gcc-warnings], | |
c4e2ba0a | 760 | [turn on lots of GCC warnings/errors. This is intended for |
f5c08e17 PE |
761 | developers, and may generate false alarms when used |
762 | with older or non-GNU development tools.])], | |
b8df54ff PE |
763 | [case $enableval in |
764 | yes|no) ;; | |
765 | *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;; | |
766 | esac | |
767 | gl_gcc_warnings=$enableval], | |
768 | [gl_gcc_warnings=no] | |
769 | ) | |
770 | ||
8762e524 JD |
771 | # clang is unduly picky about some things. |
772 | AC_CACHE_CHECK([whether the compiler is clang], [emacs_cv_clang], | |
773 | [AC_COMPILE_IFELSE( | |
774 | [AC_LANG_PROGRAM([[ | |
775 | #ifndef __clang__ | |
13a5993b | 776 | error "not clang"; |
8762e524 JD |
777 | #endif |
778 | ]])], | |
779 | [emacs_cv_clang=yes], | |
780 | [emacs_cv_clang=no])]) | |
781 | ||
b8df54ff PE |
782 | # When compiling with GCC, prefer -isystem to -I when including system |
783 | # include files, to avoid generating useless diagnostics for the files. | |
784 | if test "$gl_gcc_warnings" != yes; then | |
785 | isystem='-I' | |
8762e524 JD |
786 | if test "$emacs_cv_clang" = yes |
787 | then | |
788 | # Turn off some warnings if supported. | |
789 | gl_WARN_ADD([-Wno-switch]) | |
790 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
791 | gl_WARN_ADD([-Wno-pointer-sign]) | |
792 | fi | |
b8df54ff PE |
793 | else |
794 | isystem='-isystem ' | |
795 | ||
796 | # This, $nw, is the list of warnings we disable. | |
797 | nw= | |
798 | ||
799 | case $with_x_toolkit in | |
800 | lucid | athena | motif) | |
801 | # Old toolkits mishandle 'const'. | |
802 | nw="$nw -Wwrite-strings" | |
803 | ;; | |
804 | *) | |
805 | gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) | |
806 | ;; | |
807 | esac | |
808 | AC_SUBST([WERROR_CFLAGS]) | |
809 | ||
b8df54ff | 810 | nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings |
b8df54ff | 811 | nw="$nw -Woverlength-strings" # Not a problem these days |
b8df54ff | 812 | nw="$nw -Wlogical-op" # any use of fwrite provokes this |
6045c4fd | 813 | nw="$nw -Wformat-nonliteral" # we do this a lot |
b8df54ff PE |
814 | nw="$nw -Wvla" # warnings in gettext.h |
815 | nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ | |
b8df54ff | 816 | nw="$nw -Wswitch-default" # Too many warnings for now |
6045c4fd | 817 | nw="$nw -Winline" # OK to ignore 'inline' |
79a7bafe | 818 | nw="$nw -Wjump-misses-init" # We sometimes safely jump over init. |
2ef26ceb EZ |
819 | nw="$nw -Wstrict-overflow" # OK to optimize assuming that |
820 | # signed overflow has undefined behavior | |
6045c4fd PE |
821 | nw="$nw -Wsync-nand" # irrelevant here, and provokes ObjC warning |
822 | nw="$nw -Wunsafe-loop-optimizations" # OK to suppress unsafe optimizations | |
84575e67 | 823 | nw="$nw -Wbad-function-cast" # These casts are no worse than others. |
b8df54ff PE |
824 | |
825 | # Emacs doesn't care about shadowing; see | |
826 | # <http://lists.gnu.org/archive/html/emacs-diffs/2011-11/msg00265.html>. | |
827 | nw="$nw -Wshadow" | |
828 | ||
a8e1690b PE |
829 | # Emacs's use of alloca inhibits protecting the stack. |
830 | nw="$nw -Wstack-protector" | |
831 | ||
2ef26ceb | 832 | # The following line should be removable at some point. |
b8df54ff PE |
833 | nw="$nw -Wsuggest-attribute=pure" |
834 | ||
4b73fc73 PE |
835 | # This part is merely for shortening the command line, |
836 | # since -Wno-FOO needs to be added below regardless. | |
837 | nw="$nw -Wmissing-field-initializers" | |
838 | nw="$nw -Wswitch" | |
839 | nw="$nw -Wtype-limits" | |
840 | nw="$nw -Wunused-parameter" | |
841 | ||
31ff141c PE |
842 | if test $emacs_cv_clang = yes; then |
843 | nw="$nw -Wcast-align" | |
844 | fi | |
845 | ||
b8df54ff PE |
846 | gl_MANYWARN_ALL_GCC([ws]) |
847 | gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) | |
848 | for w in $ws; do | |
849 | gl_WARN_ADD([$w]) | |
850 | done | |
851 | gl_WARN_ADD([-Wno-missing-field-initializers]) # We need this one | |
852 | gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now | |
853 | gl_WARN_ADD([-Wno-type-limits]) # Too many warnings for now | |
854 | gl_WARN_ADD([-Wno-switch]) # Too many warnings for now | |
855 | gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now | |
856 | gl_WARN_ADD([-Wno-format-nonliteral]) | |
857 | ||
858 | # In spite of excluding -Wlogical-op above, it is enabled, as of | |
859 | # gcc 4.5.0 20090517. | |
860 | gl_WARN_ADD([-Wno-logical-op]) | |
861 | ||
31ff141c PE |
862 | # More things that clang is unduly picky about. |
863 | if test $emacs_cv_clang = yes; then | |
864 | gl_WARN_ADD([-Wno-format-extra-args]) | |
865 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
866 | gl_WARN_ADD([-Wno-unused-command-line-argument]) | |
867 | gl_WARN_ADD([-Wno-unused-value]) | |
868 | fi | |
869 | ||
b8df54ff | 870 | AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.]) |
2d3800d2 PE |
871 | AH_VERBATIM([FORTIFY_SOURCE], |
872 | [/* Enable compile-time and run-time bounds-checking, and some warnings, | |
873 | without upsetting glibc 2.15+. */ | |
7f8de58c | 874 | #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__ |
2d3800d2 PE |
875 | # define _FORTIFY_SOURCE 2 |
876 | #endif | |
877 | ]) | |
b8df54ff PE |
878 | AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks]) |
879 | ||
880 | # We use a slightly smaller set of warning options for lib/. | |
881 | # Remove the following and save the result in GNULIB_WARN_CFLAGS. | |
882 | nw= | |
883 | nw="$nw -Wunused-macros" | |
884 | ||
885 | gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
886 | AC_SUBST([GNULIB_WARN_CFLAGS]) | |
067d23c9 | 887 | fi |
067d23c9 | 888 | |
2bafb7c4 PE |
889 | edit_cflags=" |
890 | s,///*,/,g | |
891 | s/^/ / | |
892 | s/ -I/ $isystem/g | |
893 | s/^ // | |
894 | " | |
895 | ||
bd098f41 DA |
896 | AC_ARG_ENABLE(link-time-optimization, |
897 | [AS_HELP_STRING([--enable-link-time-optimization], | |
898 | [build emacs with link-time optimization. | |
899 | This is supported for gcc since 4.5.0 and clang. | |
900 | Note that clang support is experimental - see INSTALL])], | |
901 | if test "${enableval}" != "no"; then | |
902 | ac_lto_supported=no | |
903 | if test $emacs_cv_clang = yes; then | |
904 | AC_MSG_CHECKING([whether link-time optimization is supported by clang]) | |
905 | GOLD_PLUGIN=`$CC -print-file-name=LLVMgold.so 2>/dev/null` | |
906 | if test -x "$GOLD_PLUGIN"; then | |
907 | LTO="-flto" | |
908 | fi | |
909 | elif test x$GCC = xyes; then | |
910 | AC_MSG_CHECKING([whether link-time optimization is supported by gcc]) | |
911 | CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null` | |
912 | if test x$CPUS != x; then | |
913 | LTO="-flto=$CPUS" | |
914 | else | |
915 | LTO="-flto" | |
916 | fi | |
917 | else | |
918 | AC_MSG_ERROR([Link-time optimization is not supported with your compiler.]) | |
919 | fi | |
920 | if test -z "$LTO"; then | |
921 | ac_lto_supported=no | |
922 | else | |
923 | old_CFLAGS=$CFLAGS | |
924 | CFLAGS="$CFLAGS $LTO" | |
925 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], | |
926 | [ac_lto_supported=yes], [ac_lto_supported=no]) | |
927 | CFLAGS="$old_CFLAGS" | |
928 | fi | |
929 | AC_MSG_RESULT([$ac_lto_supported]) | |
930 | if test "$ac_lto_supported" = "yes"; then | |
931 | CFLAGS="$CFLAGS $LTO" | |
932 | if test x$emacs_cv_clang = xyes; then | |
933 | AC_MSG_WARN([Please read INSTALL before using link-time optimization with clang]) | |
934 | # WARNING: 'ar --plugin ...' doesn't work without | |
935 | # command, so plugin name is appended to ARFLAGS. | |
936 | ARFLAGS="cru --plugin $GOLD_PLUGIN" | |
937 | RANLIB="$RANLIB --plugin $GOLD_PLUGIN" | |
938 | fi | |
939 | fi | |
940 | fi) | |
067d23c9 | 941 | |
f04940ae PE |
942 | dnl Some other nice autoconf tests. |
943 | dnl These are commented out, since gl_EARLY and/or Autoconf already does them. | |
944 | dnl AC_PROG_INSTALL | |
945 | dnl AC_PROG_MKDIR_P | |
946 | dnl if test "x$RANLIB" = x; then | |
947 | dnl AC_PROG_RANLIB | |
948 | dnl fi | |
4f8902cd GM |
949 | |
950 | ||
951 | dnl Sadly, AC_PROG_LN_S is too restrictive. It also tests whether links | |
952 | dnl can be made to directories. This is not relevant for our usage, and | |
953 | dnl excludes some cases that work fine for us. Eg MS Windows or files | |
954 | dnl hosted on AFS, both examples where simple links work, but links to | |
955 | dnl directories fail. We use a cut-down version instead. | |
956 | dnl AC_PROG_LN_S | |
957 | ||
958 | AC_MSG_CHECKING([whether ln -s works for files in the same directory]) | |
959 | rm -f conf$$ conf$$.file | |
960 | ||
961 | LN_S_FILEONLY='cp -p' | |
962 | ||
aa1f3497 EZ |
963 | dnl On MinGW, ensure we will call the MSYS /bin/ln.exe, not some |
964 | dnl random program in the current directory. | |
4f8902cd GM |
965 | if (echo >conf$$.file) 2>/dev/null; then |
966 | if ln -s conf$$.file conf$$ 2>/dev/null; then | |
aa1f3497 EZ |
967 | if test "$opsys" = "mingw32"; then |
968 | LN_S_FILEONLY='/bin/ln -s' | |
969 | else | |
970 | LN_S_FILEONLY='ln -s' | |
971 | fi | |
4f8902cd | 972 | elif ln conf$$.file conf$$ 2>/dev/null; then |
aa1f3497 EZ |
973 | if test "$opsys" = "mingw32"; then |
974 | LN_S_FILEONLY=/bin/ln | |
975 | else | |
976 | LN_S_FILEONLY=ln | |
977 | fi | |
4f8902cd GM |
978 | fi |
979 | fi | |
980 | ||
981 | rm -f conf$$ conf$$.file | |
982 | ||
983 | if test "$LN_S_FILEONLY" = "ln -s"; then | |
984 | AC_MSG_RESULT([yes]) | |
985 | else | |
986 | AC_MSG_RESULT([no, using $LN_S_FILEONLY]) | |
987 | fi | |
988 | ||
989 | AC_SUBST(LN_S_FILEONLY) | |
990 | ||
067d23c9 | 991 | |
f576f7fb EZ |
992 | dnl AC_PROG_LN_S sets LN_S to 'cp -pR' for MinGW, on the premise that 'ln' |
993 | dnl doesn't support links to directories, as in "ln file dir". But that | |
994 | dnl use is non-portable, and OTOH MinGW wants to use hard links for Emacs | |
995 | dnl executables at "make install" time. | |
996 | dnl See http://lists.gnu.org/archive/html/emacs-devel/2013-04/msg00475.html | |
997 | dnl for more details. | |
64544985 | 998 | if test "$opsys" = "mingw32"; then |
0bf20677 | 999 | LN_S="/bin/ln" |
64544985 | 1000 | fi |
64544985 | 1001 | |
0e7a053e PE |
1002 | AC_PATH_PROG(INSTALL_INFO, install-info, :, |
1003 | $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin) | |
067d23c9 KY |
1004 | dnl Don't use GZIP, which is used by gzip for additional parameters. |
1005 | AC_PATH_PROG(GZIP_PROG, gzip) | |
1006 | ||
66f3731f | 1007 | test $with_compress_install != yes && test -n "$GZIP_PROG" && \ |
335142f9 GM |
1008 | GZIP_PROG=" # $GZIP_PROG # (disabled by configure --without-compress-install)" |
1009 | ||
0b6b25d5 GM |
1010 | if test $opsys = gnu-linux; then |
1011 | AC_PATH_PROG(PAXCTL, paxctl,, | |
1012 | [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/usr/sbin]) | |
32d9ba9a UM |
1013 | if test "X$PAXCTL" != X; then |
1014 | AC_MSG_CHECKING([whether binaries have a PT_PAX_FLAGS header]) | |
1015 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
1016 | [if $PAXCTL -v conftest$EXEEXT >/dev/null 2>&1; then AC_MSG_RESULT(yes) | |
1017 | else AC_MSG_RESULT(no); PAXCTL=""; fi]) | |
1018 | fi | |
81da295e PE |
1019 | |
1020 | if test "${SETFATTR+set}" != set; then | |
1021 | AC_CACHE_CHECK([for setfattr], | |
1022 | [emacs_cv_prog_setfattr], | |
1023 | [touch conftest.tmp | |
1024 | if (setfattr -n user.pax.flags conftest.tmp) >/dev/null 2>&1; then | |
1025 | emacs_cv_prog_setfattr=yes | |
1026 | else | |
1027 | emacs_cv_prog_setfattr=no | |
1028 | fi]) | |
1029 | if test "$emacs_cv_prog_setfattr" = yes; then | |
1030 | SETFATTR=setfattr | |
1031 | else | |
54c2b8b4 | 1032 | SETFATTR= |
81da295e PE |
1033 | fi |
1034 | rm -f conftest.tmp | |
1035 | AC_SUBST([SETFATTR]) | |
1036 | fi | |
0b6b25d5 | 1037 | fi |
067d23c9 | 1038 | |
23df914b | 1039 | ## Need makeinfo >= 4.7 (?) to build the manuals. |
067d23c9 KY |
1040 | AC_PATH_PROG(MAKEINFO, makeinfo, no) |
1041 | dnl By this stage, configure has already checked for egrep and set EGREP, | |
1042 | dnl or exited with an error if no egrep was found. | |
3cc53d60 PE |
1043 | if test "$MAKEINFO" != "no"; then |
1044 | case ` | |
75d7aa24 | 1045 | $MAKEINFO --version 2> /dev/null | |
3cc53d60 PE |
1046 | $EGREP 'texinfo[[^0-9]]*([[1-4]][[0-9]]+|[[5-9]]|4\.[[7-9]]|4\.[[1-6]][[0-9]]+)' |
1047 | ` in | |
1048 | '') MAKEINFO=no;; | |
1049 | esac | |
067d23c9 KY |
1050 | fi |
1051 | ||
1052 | ## Makeinfo is unusual. For a released Emacs, the manuals are | |
1053 | ## pre-built, and not deleted by the normal clean rules. makeinfo is | |
1054 | ## therefore in the category of "special tools" not normally required, which | |
1055 | ## configure does not have to check for (eg autoconf itself). | |
31466836 ER |
1056 | ## In a repository checkout on the other hand, the manuals are not included. |
1057 | ## So makeinfo is a requirement to build from the repository, and configure | |
067d23c9 KY |
1058 | ## should test for it as it does for any other build requirement. |
1059 | ## We use the presence of $srcdir/info/emacs to distinguish a release, | |
31466836 | 1060 | ## with pre-built manuals, from a repository checkout. |
e5365138 GM |
1061 | HAVE_MAKEINFO=yes |
1062 | ||
067d23c9 | 1063 | if test "$MAKEINFO" = "no"; then |
e5365138 | 1064 | MAKEINFO=makeinfo |
067d23c9 | 1065 | if test "x${with_makeinfo}" = "xno"; then |
e5365138 | 1066 | HAVE_MAKEINFO=no |
3cc53d60 | 1067 | elif test ! -e "$srcdir/info/emacs" && test ! -e "$srcdir/info/emacs.info"; then |
23df914b | 1068 | AC_MSG_ERROR( [You do not seem to have makeinfo >= 4.7, and your |
067d23c9 KY |
1069 | source tree does not seem to have pre-built manuals in the `info' directory. |
1070 | Either install a suitable version of makeinfo, or re-run configure | |
1071 | with the `--without-makeinfo' option to build without the manuals.] ) | |
1072 | fi | |
1073 | fi | |
e5365138 | 1074 | AC_SUBST(HAVE_MAKEINFO) |
067d23c9 | 1075 | |
8045b906 GM |
1076 | dnl Just so that there is only a single place we need to edit. |
1077 | INFO_EXT=.info | |
1078 | INFO_OPTS=--no-split | |
1079 | AC_SUBST(INFO_EXT) | |
1080 | AC_SUBST(INFO_OPTS) | |
1081 | ||
1857cd3f | 1082 | if test $opsys = mingw32; then |
0acfedd3 | 1083 | DOCMISC_W32=efaq-w32 |
1857cd3f | 1084 | else |
0acfedd3 | 1085 | DOCMISC_W32= |
1857cd3f | 1086 | fi |
0acfedd3 | 1087 | AC_SUBST(DOCMISC_W32) |
1857cd3f | 1088 | |
067d23c9 KY |
1089 | dnl Add our options to ac_link now, after it is set up. |
1090 | ||
1091 | if test x$GCC = xyes; then | |
1092 | test "x$GCC_LINK_TEST_OPTIONS" != x && \ | |
1093 | ac_link="$ac_link $GCC_LINK_TEST_OPTIONS" | |
1094 | else | |
1095 | test "x$NON_GCC_LINK_TEST_OPTIONS" != x && \ | |
1096 | ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS" | |
1097 | fi | |
1098 | ||
1099 | dnl We need -znocombreloc if we're using a relatively recent GNU ld. | |
1100 | dnl If we can link with the flag, it shouldn't do any harm anyhow. | |
1101 | dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.) | |
1102 | dnl Treat GCC specially since it just gives a non-fatal `unrecognized option' | |
1103 | dnl if not built to support GNU ld. | |
1104 | ||
d7646461 GM |
1105 | dnl For a long time, -znocombreloc was added to LDFLAGS rather than |
1106 | dnl LD_SWITCH_SYSTEM_TEMACS. That is: | |
1107 | dnl * inappropriate, as LDFLAGS is a user option but this is essential. | |
1108 | dnl Eg "make LDFLAGS=... all" could run into problems, | |
71bd1a00 | 1109 | dnl http://bugs.debian.org/684788 |
d7646461 GM |
1110 | dnl * unnecessary, since temacs is the only thing that actually needs it. |
1111 | dnl Indeed this is where it was originally, prior to: | |
71bd1a00 | 1112 | dnl http://lists.gnu.org/archive/html/emacs-pretest-bug/2004-03/msg00170.html |
48b48f98 | 1113 | late_LDFLAGS="$LDFLAGS" |
067d23c9 | 1114 | if test x$GCC = xyes; then |
8d17ef8d | 1115 | LDFLAGS_NOCOMBRELOC="-Wl,-znocombreloc" |
067d23c9 | 1116 | else |
8d17ef8d | 1117 | LDFLAGS_NOCOMBRELOC="-znocombreloc" |
067d23c9 KY |
1118 | fi |
1119 | ||
8d17ef8d GM |
1120 | LDFLAGS="$LDFLAGS $LDFLAGS_NOCOMBRELOC" |
1121 | ||
067d23c9 KY |
1122 | AC_MSG_CHECKING([for -znocombreloc]) |
1123 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
1124 | [AC_MSG_RESULT(yes)], | |
8d17ef8d | 1125 | LDFLAGS_NOCOMBRELOC= |
067d23c9 KY |
1126 | [AC_MSG_RESULT(no)]) |
1127 | ||
48b48f98 | 1128 | LDFLAGS="$late_LDFLAGS" |
067d23c9 | 1129 | |
e76119d7 PE |
1130 | AC_CACHE_CHECK([whether addresses are sanitized], |
1131 | [emacs_cv_sanitize_address], | |
1132 | [AC_COMPILE_IFELSE( | |
1133 | [AC_LANG_PROGRAM( | |
1134 | [[#ifndef __has_feature | |
1135 | #define __has_feature(f) 0 | |
1136 | #endif | |
1137 | #if defined __SANITIZE_ADDRESS__ || __has_feature (address_sanitizer) | |
1138 | #else | |
13a5993b | 1139 | error "Addresses are not sanitized."; |
e76119d7 PE |
1140 | #endif |
1141 | ]])], | |
1142 | [emacs_cv_sanitize_address=yes], | |
1143 | [emacs_cv_sanitize_address=no])]) | |
1144 | ||
067d23c9 KY |
1145 | dnl The function dump-emacs will not be defined and temacs will do |
1146 | dnl (load "loadup") automatically unless told otherwise. | |
4004ef46 | 1147 | test "x$CANNOT_DUMP" = "x" && CANNOT_DUMP=no |
067d23c9 | 1148 | case "$opsys" in |
4004ef46 | 1149 | your-opsys-here) CANNOT_DUMP=yes ;; |
067d23c9 | 1150 | esac |
4004ef46 | 1151 | |
e76119d7 | 1152 | if test "$CANNOT_DUMP" = "yes"; then |
4004ef46 | 1153 | AC_DEFINE(CANNOT_DUMP, 1, [Define if Emacs cannot be dumped on your system.]) |
e76119d7 PE |
1154 | elif test "$emacs_cv_sanitize_address" = yes; then |
1155 | AC_MSG_WARN([[Addresses are sanitized; suggest CANNOT_DUMP=yes]]) | |
1156 | fi | |
4004ef46 | 1157 | |
067d23c9 KY |
1158 | AC_SUBST(CANNOT_DUMP) |
1159 | ||
1160 | ||
1161 | UNEXEC_OBJ=unexelf.o | |
1162 | case "$opsys" in | |
1163 | # MSDOS uses unexcoff.o | |
067d23c9 KY |
1164 | aix4-2) |
1165 | UNEXEC_OBJ=unexaix.o | |
1166 | ;; | |
1167 | cygwin) | |
1168 | UNEXEC_OBJ=unexcw.o | |
1169 | ;; | |
1170 | darwin) | |
1171 | UNEXEC_OBJ=unexmacosx.o | |
1172 | ;; | |
1173 | hpux10-20 | hpux11) | |
1174 | UNEXEC_OBJ=unexhp9k800.o | |
1175 | ;; | |
6758608f EZ |
1176 | mingw32) |
1177 | UNEXEC_OBJ=unexw32.o | |
1178 | ;; | |
067d23c9 KY |
1179 | sol2-10) |
1180 | # Use the Solaris dldump() function, called from unexsol.c, to dump | |
1181 | # emacs, instead of the generic ELF dump code found in unexelf.c. | |
1182 | # The resulting binary has a complete symbol table, and is better | |
1183 | # for debugging and other observability tools (debuggers, pstack, etc). | |
b06b1098 | 1184 | # |
067d23c9 KY |
1185 | # If you encounter a problem using dldump(), please consider sending |
1186 | # a message to the OpenSolaris tools-linking mailing list: | |
1187 | # http://mail.opensolaris.org/mailman/listinfo/tools-linking | |
b06b1098 | 1188 | # |
067d23c9 KY |
1189 | # It is likely that dldump() works with older Solaris too, but this has |
1190 | # not been tested, so for now this change is for Solaris 10 or newer. | |
1191 | UNEXEC_OBJ=unexsol.o | |
1192 | ;; | |
1193 | esac | |
1194 | ||
1195 | LD_SWITCH_SYSTEM= | |
1196 | case "$opsys" in | |
7e00831f | 1197 | freebsd|dragonfly) |
067d23c9 KY |
1198 | ## Let `ld' find image libs and similar things in /usr/local/lib. |
1199 | ## The system compiler, GCC, has apparently been modified to not | |
1200 | ## look there, contrary to what a stock GCC would do. | |
3c30e766 GM |
1201 | ### It's not our place to do this. See bug#10313#17. |
1202 | ### LD_SWITCH_SYSTEM=-L/usr/local/lib | |
1203 | : | |
067d23c9 KY |
1204 | ;; |
1205 | ||
1206 | gnu-linux) | |
1207 | ## cpp test was "ifdef __mips__", but presumably this is equivalent... | |
d6a003a8 | 1208 | case $host_cpu in mips*) LD_SWITCH_SYSTEM="-G 0";; esac |
067d23c9 KY |
1209 | ;; |
1210 | ||
1211 | netbsd) | |
3c30e766 GM |
1212 | ### It's not our place to do this. See bug#10313#17. |
1213 | ### LD_SWITCH_SYSTEM="-Wl,-rpath,/usr/pkg/lib -L/usr/pkg/lib -Wl,-rpath,/usr/local/lib -L/usr/local/lib" | |
1214 | : | |
067d23c9 KY |
1215 | ;; |
1216 | ||
1217 | openbsd) | |
bb8eb357 | 1218 | ## Han Boetes <han@boetes.org> says this is necessary, |
067d23c9 KY |
1219 | ## otherwise Emacs dumps core on elf systems. |
1220 | LD_SWITCH_SYSTEM="-Z" | |
1221 | ;; | |
1222 | esac | |
1223 | AC_SUBST(LD_SWITCH_SYSTEM) | |
1224 | ||
1225 | ac_link="$ac_link $LD_SWITCH_SYSTEM" | |
1226 | ||
4d5c6349 | 1227 | ## This setting of LD_SWITCH_SYSTEM references LD_SWITCH_X_SITE_RPATH, |
067d23c9 KY |
1228 | ## which has not been defined yet. When this was handled with cpp, |
1229 | ## it was expanded to null when configure sourced the s/*.h file. | |
1230 | ## Thus LD_SWITCH_SYSTEM had different values in configure and the Makefiles. | |
1231 | ## FIXME it would be cleaner to put this in LD_SWITCH_SYSTEM_TEMACS | |
1232 | ## (or somesuch), but because it is supposed to go at the _front_ | |
1233 | ## of LD_SWITCH_SYSTEM, we cannot do that in exactly the same way. | |
1234 | ## Compare with the gnu-linux case below, which added to the end | |
1235 | ## of LD_SWITCH_SYSTEM, and so can instead go at the front of | |
1236 | ## LD_SWITCH_SYSTEM_TEMACS. | |
1237 | case "$opsys" in | |
1238 | netbsd|openbsd) | |
4d5c6349 | 1239 | LD_SWITCH_SYSTEM="\$(LD_SWITCH_X_SITE_RPATH) $LD_SWITCH_SYSTEM" ;; |
067d23c9 KY |
1240 | esac |
1241 | ||
1242 | ||
1243 | C_SWITCH_MACHINE= | |
34374650 PE |
1244 | case $canonical in |
1245 | alpha*) | |
067d23c9 KY |
1246 | AC_CHECK_DECL([__ELF__]) |
1247 | if test "$ac_cv_have_decl___ELF__" = "yes"; then | |
1248 | ## With ELF, make sure that all common symbols get allocated to in the | |
1249 | ## data section. Otherwise, the dump of temacs may miss variables in | |
1250 | ## the shared library that have been initialized. For example, with | |
1251 | ## GNU libc, __malloc_initialized would normally be resolved to the | |
1252 | ## shared library's .bss section, which is fatal. | |
1253 | if test "x$GCC" = "xyes"; then | |
1254 | C_SWITCH_MACHINE="-fno-common" | |
1255 | else | |
9148ee92 | 1256 | AC_MSG_ERROR([Non-GCC compilers are not supported.]) |
067d23c9 KY |
1257 | fi |
1258 | else | |
9148ee92 GM |
1259 | dnl This was the unexalpha.c case. Removed in 24.1, 2010-07-24, |
1260 | dnl albeit under the mistaken assumption that said file | |
1261 | dnl was no longer used. | |
1262 | AC_MSG_ERROR([Non-ELF systems are not supported since Emacs 24.1.]) | |
067d23c9 | 1263 | fi |
34374650 PE |
1264 | ;; |
1265 | esac | |
067d23c9 KY |
1266 | AC_SUBST(C_SWITCH_MACHINE) |
1267 | ||
1268 | AC_SUBST(UNEXEC_OBJ) | |
1269 | ||
1270 | C_SWITCH_SYSTEM= | |
1271 | ## Some programs in src produce warnings saying certain subprograms | |
1272 | ## are too complex and need a MAXMEM value greater than 2000 for | |
1273 | ## additional optimization. --nils@exp-math.uni-essen.de | |
1274 | test "$opsys" = "aix4.2" && test "x$GCC" != "xyes" && \ | |
1275 | C_SWITCH_SYSTEM="-ma -qmaxmem=4000" | |
bd717ca4 FP |
1276 | if test "$opsys" = "mingw32"; then |
1277 | case "$canonical" in | |
1278 | x86_64-*-mingw32) C_SWITCH_SYSTEM="-mtune=generic" ;; | |
1279 | *) C_SWITCH_SYSTEM="-mtune=pentium4" ;; | |
1280 | esac | |
1281 | fi | |
067d23c9 KY |
1282 | ## gnu-linux might need -D_BSD_SOURCE on old libc5 systems. |
1283 | ## It is redundant in glibc2, since we define _GNU_SOURCE. | |
1284 | AC_SUBST(C_SWITCH_SYSTEM) | |
1285 | ||
1286 | ||
1287 | LIBS_SYSTEM= | |
1288 | case "$opsys" in | |
1289 | ## IBM's X11R5 uses -lIM and -liconv in AIX 3.2.2. | |
1290 | aix4-2) LIBS_SYSTEM="-lrts -lIM -liconv" ;; | |
1291 | ||
7e00831f | 1292 | freebsd|dragonfly) LIBS_SYSTEM="-lutil" ;; |
067d23c9 KY |
1293 | |
1294 | hpux*) LIBS_SYSTEM="-l:libdld.sl" ;; | |
1295 | ||
1f5d53eb | 1296 | sol2*) LIBS_SYSTEM="-lsocket -lnsl" ;; |
067d23c9 KY |
1297 | |
1298 | ## Motif needs -lgen. | |
1299 | unixware) LIBS_SYSTEM="-lsocket -lnsl -lelf -lgen" ;; | |
1300 | esac | |
067d23c9 | 1301 | |
7c4026b6 | 1302 | AC_SUBST(LIBS_SYSTEM) |
067d23c9 KY |
1303 | |
1304 | ### Make sure subsequent tests use flags consistent with the build flags. | |
1305 | ||
1306 | if test x"${OVERRIDE_CPPFLAGS}" != x; then | |
1307 | CPPFLAGS="${OVERRIDE_CPPFLAGS}" | |
1308 | else | |
1309 | CPPFLAGS="$C_SWITCH_SYSTEM $C_SWITCH_MACHINE $CPPFLAGS" | |
1310 | fi | |
1311 | ||
8208d2bf | 1312 | # Suppress obsolescent Autoconf test for size_t; Emacs assumes C99 or better. |
c1e127f9 | 1313 | AC_DEFUN([AC_TYPE_SIZE_T]) |
2a84b02d PE |
1314 | # Likewise for obsolescent test for uid_t, gid_t; Emacs assumes them. |
1315 | AC_DEFUN([AC_TYPE_UID_T]) | |
c1e127f9 | 1316 | |
93ca4887 PE |
1317 | # sqrt and other floating-point functions such as fmod and frexp |
1318 | # are found in -lm on many systems. | |
1319 | OLD_LIBS=$LIBS | |
1320 | AC_SEARCH_LIBS([sqrt], [m]) | |
1321 | if test "X$LIBS" = "X$OLD_LIBS"; then | |
1322 | LIB_MATH= | |
1323 | else | |
1324 | LIB_MATH=$ac_cv_search_sqrt | |
1325 | fi | |
1326 | LIBS=$OLD_LIBS | |
067d23c9 | 1327 | |
a9be7d2b GM |
1328 | dnl Current possibilities handled by sed (aix4-2 -> aix, |
1329 | dnl gnu-linux -> gnu/linux, etc.): | |
1330 | dnl gnu, gnu/linux, gnu/kfreebsd, aix, cygwin, darwin, hpux, irix. | |
1331 | dnl And special cases: berkeley-unix, usg-unix-v, ms-dos, windows-nt. | |
98d8c1f9 | 1332 | SYSTEM_TYPE=`echo $opsys | sed -e 's/[[0-9]].*//' -e 's|-|/|'` |
067d23c9 KY |
1333 | |
1334 | case $opsys in | |
1335 | cygwin ) | |
1336 | LIB_MATH= | |
067d23c9 KY |
1337 | ;; |
1338 | darwin ) | |
1339 | ## Adding -lm confuses the dynamic linker, so omit it. | |
1340 | LIB_MATH= | |
067d23c9 | 1341 | ;; |
7e00831f | 1342 | freebsd | dragonfly ) |
a9be7d2b | 1343 | SYSTEM_TYPE=berkeley-unix |
067d23c9 KY |
1344 | ;; |
1345 | gnu-linux | gnu-kfreebsd ) | |
067d23c9 KY |
1346 | ;; |
1347 | hpux10-20 | hpux11 ) | |
067d23c9 | 1348 | ;; |
6758608f EZ |
1349 | mingw32 ) |
1350 | LIB_MATH= | |
cb11bd95 | 1351 | SYSTEM_TYPE=windows-nt |
6758608f | 1352 | ;; |
0538fab0 | 1353 | dnl NB this may be adjusted below. |
067d23c9 | 1354 | netbsd | openbsd ) |
a9be7d2b | 1355 | SYSTEM_TYPE=berkeley-unix |
067d23c9 | 1356 | ;; |
a9be7d2b GM |
1357 | |
1358 | sol2* | unixware ) | |
1359 | SYSTEM_TYPE=usg-unix-v | |
1360 | ;; | |
1361 | ||
067d23c9 KY |
1362 | esac |
1363 | ||
1364 | AC_SUBST(LIB_MATH) | |
a9be7d2b GM |
1365 | AC_DEFINE_UNQUOTED(SYSTEM_TYPE, "$SYSTEM_TYPE", |
1366 | [The type of system you are compiling for; sets `system-type'.]) | |
067d23c9 | 1367 | |
53a7da76 | 1368 | |
5dad233c PE |
1369 | pre_PKG_CONFIG_CFLAGS=$CFLAGS |
1370 | pre_PKG_CONFIG_LIBS=$LIBS | |
d35af63c | 1371 | |
68b067b3 | 1372 | PKG_PROG_PKG_CONFIG(0.9.0) |
067d23c9 | 1373 | |
2bafb7c4 PE |
1374 | dnl EMACS_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4) |
1375 | dnl acts like PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, | |
1376 | dnl HAVE_GSTUFF=yes, HAVE_GSTUFF=no) -- see pkg-config man page -- | |
c56327b5 | 1377 | dnl except that it postprocesses CFLAGS as needed for --enable-gcc-warnings. |
2bafb7c4 PE |
1378 | dnl EMACS_CHECK_MODULES accepts optional 3rd and 4th arguments that |
1379 | dnl can take the place of the default HAVE_GSTUFF=yes and HAVE_GSTUFF=no | |
1380 | dnl actions. | |
1381 | AC_DEFUN([EMACS_CHECK_MODULES], | |
c56327b5 PE |
1382 | [PKG_CHECK_MODULES([$1], [$2], |
1383 | [$1_CFLAGS=`AS_ECHO(["$$1_CFLAGS"]) | sed -e "$edit_cflags"` | |
87374fcc PE |
1384 | m4_default([$3], [HAVE_$1=yes])], |
1385 | [m4_default([$4], [HAVE_$1=no])])]) | |
2bafb7c4 | 1386 | |
885e792c | 1387 | HAVE_SOUND=no |
067d23c9 | 1388 | if test "${with_sound}" != "no"; then |
cb11bd95 | 1389 | # Sound support for GNU/Linux, the free BSDs, and MinGW. |
57f8c490 | 1390 | AC_CHECK_HEADERS([machine/soundcard.h sys/soundcard.h soundcard.h], |
803ee343 EZ |
1391 | have_sound_header=yes, [], [ |
1392 | #ifdef __MINGW32__ | |
1393 | #define WIN32_LEAN_AND_MEAN | |
1394 | #include <windows.h> | |
1395 | #endif | |
1396 | ]) | |
2c347217 GM |
1397 | test "${with_sound}" = "oss" && test "${have_sound_header}" != "yes" && \ |
1398 | AC_MSG_ERROR([OSS sound support requested but not found.]) | |
e0936eed | 1399 | |
2c347217 | 1400 | if test "${with_sound}" = "bsd-ossaudio" || test "${with_sound}" = "yes"; then |
885e792c GM |
1401 | # Emulation library used on NetBSD. |
1402 | AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=) | |
2c347217 GM |
1403 | test "${with_sound}" = "bsd-ossaudio" && test -z "$LIBSOUND" && \ |
1404 | AC_MSG_ERROR([bsd-ossaudio sound support requested but not found.]) | |
1405 | dnl FIXME? If we did find ossaudio, should we set with_sound=bsd-ossaudio? | |
885e792c GM |
1406 | dnl Traditionally, we go on to check for alsa too. Does that make sense? |
1407 | fi | |
067d23c9 KY |
1408 | AC_SUBST(LIBSOUND) |
1409 | ||
885e792c GM |
1410 | if test "${with_sound}" = "alsa" || test "${with_sound}" = "yes"; then |
1411 | ALSA_REQUIRED=1.0.0 | |
1412 | ALSA_MODULES="alsa >= $ALSA_REQUIRED" | |
2bafb7c4 | 1413 | EMACS_CHECK_MODULES([ALSA], [$ALSA_MODULES]) |
885e792c GM |
1414 | if test $HAVE_ALSA = yes; then |
1415 | SAVE_CFLAGS="$CFLAGS" | |
1416 | SAVE_LIBS="$LIBS" | |
1417 | CFLAGS="$ALSA_CFLAGS $CFLAGS" | |
1418 | LIBS="$ALSA_LIBS $LIBS" | |
1419 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <asoundlib.h>]], [[snd_lib_error_set_handler (0);]])], | |
1420 | emacs_alsa_normal=yes, | |
1421 | emacs_alsa_normal=no) | |
1422 | if test "$emacs_alsa_normal" != yes; then | |
1423 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <alsa/asoundlib.h>]], | |
1424 | [[snd_lib_error_set_handler (0);]])], | |
1425 | emacs_alsa_subdir=yes, | |
1426 | emacs_alsa_subdir=no) | |
1427 | if test "$emacs_alsa_subdir" != yes; then | |
1428 | AC_MSG_ERROR([pkg-config found alsa, but it does not compile. See config.log for error messages.]) | |
1429 | fi | |
1430 | ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE" | |
067d23c9 | 1431 | fi |
067d23c9 | 1432 | |
885e792c GM |
1433 | CFLAGS="$SAVE_CFLAGS" |
1434 | LIBS="$SAVE_LIBS" | |
1435 | LIBSOUND="$LIBSOUND $ALSA_LIBS" | |
1436 | CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS" | |
1437 | AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.]) | |
1438 | elif test "${with_sound}" = "alsa"; then | |
1439 | AC_MSG_ERROR([ALSA sound support requested but not found.]) | |
1440 | fi | |
1441 | fi dnl with_sound = alsa|yes | |
067d23c9 KY |
1442 | |
1443 | dnl Define HAVE_SOUND if we have sound support. We know it works and | |
1444 | dnl compiles only on the specified platforms. For others, it | |
1445 | dnl probably doesn't make sense to try. | |
885e792c GM |
1446 | dnl FIXME So surely we should bypass this whole section if not using |
1447 | dnl one of these platforms? | |
067d23c9 KY |
1448 | if test x$have_sound_header = xyes || test $HAVE_ALSA = yes; then |
1449 | case "$opsys" in | |
1450 | dnl defined __FreeBSD__ || defined __NetBSD__ || defined __linux__ | |
885e792c | 1451 | dnl Adjust the --with-sound help text if you change this. |
09e94df2 | 1452 | gnu-linux|freebsd|netbsd|mingw32) |
cb11bd95 | 1453 | AC_DEFINE(HAVE_SOUND, 1, [Define to 1 if you have sound support.]) |
885e792c | 1454 | HAVE_SOUND=yes |
cb11bd95 | 1455 | ;; |
067d23c9 KY |
1456 | esac |
1457 | fi | |
1458 | ||
1459 | AC_SUBST(CFLAGS_SOUND) | |
1460 | fi | |
1461 | ||
1462 | dnl checks for header files | |
0e7a053e | 1463 | AC_CHECK_HEADERS_ONCE( |
57f8c490 | 1464 | sys/systeminfo.h |
2ef26ceb | 1465 | coff.h pty.h |
1ddc2bd6 | 1466 | sys/resource.h |
95ef7787 | 1467 | sys/utsname.h pwd.h utmp.h util.h) |
067d23c9 KY |
1468 | |
1469 | AC_MSG_CHECKING(if personality LINUX32 can be set) | |
181855e6 | 1470 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/personality.h>]], [[personality (PER_LINUX32)]])], |
067d23c9 KY |
1471 | emacs_cv_personality_linux32=yes, |
1472 | emacs_cv_personality_linux32=no) | |
1473 | AC_MSG_RESULT($emacs_cv_personality_linux32) | |
1474 | ||
1475 | if test $emacs_cv_personality_linux32 = yes; then | |
1476 | AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1, | |
1477 | [Define to 1 if personality LINUX32 can be set.]) | |
1478 | fi | |
1479 | ||
1480 | dnl On Solaris 8 there's a compilation warning for term.h because | |
1481 | dnl it doesn't define `bool'. | |
1482 | AC_CHECK_HEADERS(term.h, , , -) | |
067d23c9 | 1483 | AC_HEADER_TIME |
c622b48f PE |
1484 | AC_CHECK_DECLS([sys_siglist], [], [], [[#include <signal.h> |
1485 | ]]) | |
067d23c9 KY |
1486 | if test $ac_cv_have_decl_sys_siglist != yes; then |
1487 | # For Tru64, at least: | |
c622b48f PE |
1488 | AC_CHECK_DECLS([__sys_siglist], [], [], [[#include <signal.h> |
1489 | ]]) | |
067d23c9 KY |
1490 | fi |
1491 | AC_HEADER_SYS_WAIT | |
1492 | ||
0e7a053e | 1493 | AC_CHECK_HEADERS_ONCE(sys/socket.h) |
067d23c9 KY |
1494 | AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT |
1495 | #if HAVE_SYS_SOCKET_H | |
1496 | #include <sys/socket.h> | |
1497 | #endif]) | |
377538cb JD |
1498 | AC_CHECK_HEADERS(ifaddrs.h, , , [AC_INCLUDES_DEFAULT |
1499 | #if HAVE_SYS_SOCKET_H | |
1500 | #include <sys/socket.h> | |
1501 | #endif]) | |
1502 | AC_CHECK_HEADERS(net/if_dl.h, , , [AC_INCLUDES_DEFAULT | |
1503 | #if HAVE_SYS_SOCKET_H | |
1504 | #include <sys/socket.h> | |
1505 | #endif]) | |
067d23c9 KY |
1506 | |
1507 | dnl checks for structure members | |
067d23c9 KY |
1508 | AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr, |
1509 | struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr, | |
377538cb JD |
1510 | struct ifreq.ifr_addr, |
1511 | struct ifreq.ifr_addr.sa_len], , , | |
067d23c9 KY |
1512 | [AC_INCLUDES_DEFAULT |
1513 | #if HAVE_SYS_SOCKET_H | |
1514 | #include <sys/socket.h> | |
1515 | #endif | |
1516 | #if HAVE_NET_IF_H | |
1517 | #include <net/if.h> | |
1518 | #endif]) | |
1519 | ||
4c36be58 | 1520 | dnl Check for endianness. |
0e7a053e | 1521 | dnl AC_C_BIGENDIAN is done by gnulib. |
067d23c9 KY |
1522 | |
1523 | dnl check for Make feature | |
0e7a053e | 1524 | dnl AC_PROG_MAKE_SET is done by Automake. |
067d23c9 KY |
1525 | |
1526 | DEPFLAGS= | |
1527 | MKDEPDIR=":" | |
1528 | deps_frag=deps.mk | |
f6dce6c1 | 1529 | dnl check if we have GCC and autodepend is on. |
067d23c9 | 1530 | if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then |
f6dce6c1 GM |
1531 | AC_MSG_CHECKING([whether gcc understands -MMD -MF]) |
1532 | SAVE_CFLAGS="$CFLAGS" | |
1533 | CFLAGS="$CFLAGS -MMD -MF deps.d -MP" | |
1534 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], , ac_enable_autodepend=no) | |
1535 | CFLAGS="$SAVE_CFLAGS" | |
1536 | test -f deps.d || ac_enable_autodepend=no | |
1537 | rm -rf deps.d | |
1538 | AC_MSG_RESULT([$ac_enable_autodepend]) | |
067d23c9 | 1539 | if test $ac_enable_autodepend = yes; then |
52ec1feb | 1540 | DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d -MP' |
3fe7cdc8 GM |
1541 | ## MKDIR_P is documented (see AC_PROG_MKDIR_P) to be parallel-safe. |
1542 | MKDEPDIR='${MKDIR_P} ${DEPDIR}' | |
067d23c9 KY |
1543 | deps_frag=autodeps.mk |
1544 | fi | |
1545 | fi | |
1546 | deps_frag=$srcdir/src/$deps_frag | |
1547 | AC_SUBST(MKDEPDIR) | |
1548 | AC_SUBST(DEPFLAGS) | |
1549 | AC_SUBST_FILE(deps_frag) | |
1550 | ||
1551 | ||
b9704ad9 GM |
1552 | lisp_frag=$srcdir/src/lisp.mk |
1553 | AC_SUBST_FILE(lisp_frag) | |
1554 | ||
1555 | ||
067d23c9 KY |
1556 | dnl checks for operating system services |
1557 | AC_SYS_LONG_FILE_NAMES | |
1558 | ||
1559 | #### Choose a window system. | |
1560 | ||
17a2cbbd DC |
1561 | ## We leave window_system equal to none if |
1562 | ## we end up building without one. Any new window system should | |
1563 | ## set window_system to an appropriate value and add objects to | |
1564 | ## window-system-specific substs. | |
1565 | ||
1566 | window_system=none | |
067d23c9 | 1567 | AC_PATH_X |
17a2cbbd | 1568 | if test "$no_x" != yes; then |
067d23c9 KY |
1569 | window_system=x11 |
1570 | fi | |
1571 | ||
4d5c6349 | 1572 | LD_SWITCH_X_SITE_RPATH= |
067d23c9 KY |
1573 | if test "${x_libraries}" != NONE; then |
1574 | if test -n "${x_libraries}"; then | |
1575 | LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"` | |
1056cb66 | 1576 | LD_SWITCH_X_SITE_RPATH=-Wl,-rpath,`echo ${x_libraries} | sed -e "s/:/ -Wl,-rpath,/g"` |
067d23c9 KY |
1577 | fi |
1578 | x_default_search_path="" | |
1579 | x_search_path=${x_libraries} | |
1580 | if test -z "${x_search_path}"; then | |
1581 | x_search_path=/usr/lib | |
1582 | fi | |
1583 | for x_library in `echo ${x_search_path}: | \ | |
1584 | sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do | |
1585 | x_search_path="\ | |
1586 | ${x_library}/X11/%L/%T/%N%C%S:\ | |
1587 | ${x_library}/X11/%l/%T/%N%C%S:\ | |
1588 | ${x_library}/X11/%T/%N%C%S:\ | |
1589 | ${x_library}/X11/%L/%T/%N%S:\ | |
1590 | ${x_library}/X11/%l/%T/%N%S:\ | |
1591 | ${x_library}/X11/%T/%N%S" | |
1592 | if test x"${x_default_search_path}" = x; then | |
1593 | x_default_search_path=${x_search_path} | |
1594 | else | |
1595 | x_default_search_path="${x_search_path}:${x_default_search_path}" | |
1596 | fi | |
1597 | done | |
1598 | fi | |
4d5c6349 | 1599 | AC_SUBST(LD_SWITCH_X_SITE_RPATH) |
067d23c9 KY |
1600 | |
1601 | if test "${x_includes}" != NONE && test -n "${x_includes}"; then | |
b8df54ff | 1602 | C_SWITCH_X_SITE="$isystem"`echo ${x_includes} | sed -e "s/:/ $isystem/g"` |
067d23c9 KY |
1603 | fi |
1604 | ||
1605 | if test x"${x_includes}" = x; then | |
1606 | bitmapdir=/usr/include/X11/bitmaps | |
1607 | else | |
1608 | # accumulate include directories that have X11 bitmap subdirectories | |
1609 | bmd_acc="dummyval" | |
1610 | for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do | |
1611 | if test -d "${bmd}/X11/bitmaps"; then | |
1612 | bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps" | |
1613 | fi | |
1614 | if test -d "${bmd}/bitmaps"; then | |
1615 | bmd_acc="${bmd_acc}:${bmd}/bitmaps" | |
1616 | fi | |
1617 | done | |
1618 | if test ${bmd_acc} != "dummyval"; then | |
1619 | bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"` | |
1620 | fi | |
1621 | fi | |
1622 | ||
1623 | HAVE_NS=no | |
1624 | NS_IMPL_COCOA=no | |
1625 | NS_IMPL_GNUSTEP=no | |
1626 | tmp_CPPFLAGS="$CPPFLAGS" | |
1627 | tmp_CFLAGS="$CFLAGS" | |
1628 | CPPFLAGS="$CPPFLAGS -x objective-c" | |
1629 | CFLAGS="$CFLAGS -x objective-c" | |
0cc87afb | 1630 | GNU_OBJC_CFLAGS= |
2550c6e4 | 1631 | LIBS_GNUSTEP= |
067d23c9 KY |
1632 | if test "${with_ns}" != no; then |
1633 | if test "${opsys}" = darwin; then | |
1634 | NS_IMPL_COCOA=yes | |
1635 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1636 | ns_appbindir=${ns_appdir}/Contents/MacOS |
067d23c9 | 1637 | ns_appresdir=${ns_appdir}/Contents/Resources |
83da1b55 | 1638 | ns_appsrc=Cocoa/Emacs.base |
067d23c9 KY |
1639 | elif test -f $GNUSTEP_CONFIG_FILE; then |
1640 | NS_IMPL_GNUSTEP=yes | |
1641 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1642 | ns_appbindir=${ns_appdir} |
067d23c9 | 1643 | ns_appresdir=${ns_appdir}/Resources |
83da1b55 | 1644 | ns_appsrc=GNUstep/Emacs.base |
067d23c9 KY |
1645 | dnl FIXME sourcing this several times in subshells seems inefficient. |
1646 | GNUSTEP_SYSTEM_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_HEADERS)" | |
1647 | GNUSTEP_SYSTEM_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_LIBRARIES)" | |
1648 | dnl I seemed to need these as well with GNUstep-startup 0.25. | |
1649 | GNUSTEP_LOCAL_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_HEADERS)" | |
1650 | GNUSTEP_LOCAL_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_LIBRARIES)" | |
1651 | test "x${GNUSTEP_LOCAL_HEADERS}" != "x" && \ | |
1652 | GNUSTEP_LOCAL_HEADERS="-I${GNUSTEP_LOCAL_HEADERS}" | |
1653 | test "x${GNUSTEP_LOCAL_LIBRARIES}" != "x" && \ | |
1654 | GNUSTEP_LOCAL_LIBRARIES="-L${GNUSTEP_LOCAL_LIBRARIES}" | |
1655 | CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1656 | CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1657 | LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES}" | |
2550c6e4 | 1658 | LIBS_GNUSTEP="-lgnustep-gui -lgnustep-base -lobjc -lpthread" |
0cc87afb GM |
1659 | dnl GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS to 0 or 1. |
1660 | dnl If they had chosen to either define it or not, we could have | |
1661 | dnl just used AC_CHECK_DECL here. | |
1662 | AC_CACHE_CHECK(if GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS, | |
1663 | emacs_cv_objc_exceptions, | |
1664 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <GNUstepBase/GSConfig.h>]], | |
1665 | [[#if defined BASE_NATIVE_OBJC_EXCEPTIONS && BASE_NATIVE_OBJC_EXCEPTIONS > 0 | |
1666 | 1; | |
1667 | #else | |
1668 | fail; | |
1669 | #endif]])], emacs_cv_objc_exceptions=yes, emacs_cv_objc_exceptions=no ) ) | |
1670 | if test $emacs_cv_objc_exceptions = yes; then | |
1671 | dnl _NATIVE_OBJC_EXCEPTIONS is used by the GNUstep headers. | |
1672 | AC_DEFINE(_NATIVE_OBJC_EXCEPTIONS, 1, | |
1673 | [Define if GNUstep uses ObjC exceptions.]) | |
1674 | GNU_OBJC_CFLAGS="-fobjc-exceptions" | |
1675 | fi | |
067d23c9 | 1676 | fi |
0cc87afb GM |
1677 | |
1678 | dnl This is only used while we test the NS headers, it gets reset below. | |
1679 | CFLAGS="$CFLAGS $GNU_OBJC_CFLAGS" | |
1680 | ||
067d23c9 KY |
1681 | AC_CHECK_HEADER([AppKit/AppKit.h], [HAVE_NS=yes], |
1682 | [AC_MSG_ERROR([`--with-ns' was specified, but the include | |
1683 | files are missing or cannot be compiled.])]) | |
335f5ae4 | 1684 | |
3fa2054e JD |
1685 | macfont_file="" |
1686 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
1687 | AC_MSG_CHECKING([for OSX 10.4 or newer]) | |
1688 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
335f5ae4 JD |
1689 | [ |
1690 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1691 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1040 | |
1692 | ; /* OK */ | |
1693 | #else | |
13a5993b | 1694 | error "OSX 10.4 or newer required"; |
335f5ae4 JD |
1695 | #endif |
1696 | #endif | |
1697 | ])], | |
1698 | ns_osx_have_104=yes, | |
1699 | ns_osx_have_104=no) | |
3fa2054e JD |
1700 | AC_MSG_RESULT([$ns_osx_have_104]) |
1701 | ||
1702 | if test $ns_osx_have_104 = no; then | |
1703 | AC_MSG_ERROR([`OSX 10.4 or newer is required']); | |
1704 | fi | |
1705 | AC_MSG_CHECKING([for OSX 10.5 or newer]) | |
1706 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
1707 | [ | |
1708 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1709 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1050 | |
1710 | ; /* OK */ | |
1711 | #else | |
13a5993b | 1712 | error "OSX 10.5 not found"; |
3fa2054e JD |
1713 | #endif |
1714 | #endif | |
1715 | ])], | |
1716 | ns_osx_have_105=yes, | |
1717 | ns_osx_have_105=no) | |
1718 | AC_MSG_RESULT([$ns_osx_have_105]) | |
1719 | if test $ns_osx_have_105 = yes; then | |
1720 | macfont_file="macfont.o" | |
1721 | fi | |
1722 | fi | |
067d23c9 KY |
1723 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <Foundation/NSObjCRuntime.h>], |
1724 | [NSInteger i;])], | |
1725 | ns_have_nsinteger=yes, | |
1726 | ns_have_nsinteger=no) | |
b1aa797c GM |
1727 | if test $ns_have_nsinteger = yes; then |
1728 | AC_DEFINE(NS_HAVE_NSINTEGER, 1, [Define to 1 if `NSInteger' is defined.]) | |
067d23c9 KY |
1729 | fi |
1730 | fi | |
0fda9b75 | 1731 | |
2550c6e4 | 1732 | AC_SUBST(LIBS_GNUSTEP) |
067d23c9 | 1733 | |
0629a797 | 1734 | INSTALL_ARCH_INDEP_EXTRA=install-etc |
b4a36200 | 1735 | ns_self_contained=no |
067d23c9 | 1736 | NS_OBJ= |
00b3c7ac | 1737 | NS_OBJC_OBJ= |
067d23c9 | 1738 | if test "${HAVE_NS}" = yes; then |
44f92739 | 1739 | if test "$with_toolkit_scroll_bars" = "no"; then |
f52bac22 | 1740 | AC_MSG_ERROR([Non-toolkit scroll bars are not implemented for Nextstep.]) |
44f92739 GM |
1741 | fi |
1742 | ||
067d23c9 | 1743 | window_system=nextstep |
067d23c9 | 1744 | # set up packaging dirs |
067d23c9 | 1745 | if test "${EN_NS_SELF_CONTAINED}" = yes; then |
b4a36200 | 1746 | ns_self_contained=yes |
067d23c9 | 1747 | prefix=${ns_appresdir} |
816be9f6 | 1748 | exec_prefix=${ns_appbindir} |
3a4155de GM |
1749 | dnl This one isn't really used, only archlibdir is. |
1750 | libexecdir="\${ns_appbindir}/libexec" | |
1751 | archlibdir="\${ns_appbindir}/libexec" | |
8496d8d7 | 1752 | etcdocdir="\${ns_appresdir}/etc" |
b42c720d | 1753 | etcdir="\${ns_appresdir}/etc" |
40c117e7 GM |
1754 | dnl FIXME maybe set datarootdir instead. |
1755 | dnl That would also get applications, icons, man. | |
1756 | infodir="\${ns_appresdir}/info" | |
37f36bcb | 1757 | mandir="\${ns_appresdir}/man" |
b42c720d | 1758 | lispdir="\${ns_appresdir}/lisp" |
0629a797 | 1759 | INSTALL_ARCH_INDEP_EXTRA= |
067d23c9 | 1760 | fi |
3fa2054e JD |
1761 | |
1762 | NS_OBJC_OBJ="nsterm.o nsfns.o nsmenu.o nsselect.o nsimage.o nsfont.o $macfont_file" | |
067d23c9 KY |
1763 | fi |
1764 | CFLAGS="$tmp_CFLAGS" | |
1765 | CPPFLAGS="$tmp_CPPFLAGS" | |
0629a797 | 1766 | AC_SUBST(INSTALL_ARCH_INDEP_EXTRA) |
b4a36200 | 1767 | AC_SUBST(ns_self_contained) |
067d23c9 | 1768 | AC_SUBST(NS_OBJ) |
00b3c7ac | 1769 | AC_SUBST(NS_OBJC_OBJ) |
067d23c9 | 1770 | |
0fda9b75 DC |
1771 | HAVE_W32=no |
1772 | W32_OBJ= | |
1773 | W32_LIBS= | |
095bf253 EZ |
1774 | EMACSRES= |
1775 | CLIENTRES= | |
f540ee86 | 1776 | CLIENTW= |
1cf1bbd5 | 1777 | W32_RES_LINK= |
095bf253 | 1778 | EMACS_MANIFEST= |
d4166523 | 1779 | UPDATE_MANIFEST= |
0fda9b75 | 1780 | if test "${with_w32}" != no; then |
09e94df2 | 1781 | case "${opsys}" in |
31ff141c | 1782 | cygwin) |
09e94df2 EZ |
1783 | AC_CHECK_HEADER([windows.h], [HAVE_W32=yes], |
1784 | [AC_MSG_ERROR([`--with-w32' was specified, but windows.h | |
31ff141c | 1785 | cannot be found.])]) |
09e94df2 EZ |
1786 | ;; |
1787 | mingw32) | |
1788 | ## Using --with-w32 with MinGW is a no-op, but we allow it. | |
1789 | ;; | |
31ff141c | 1790 | *) |
fb0862b2 | 1791 | AC_MSG_ERROR([Using w32 with an autotools build is only supported for Cygwin and MinGW32.]) |
09e94df2 EZ |
1792 | ;; |
1793 | esac | |
6758608f | 1794 | fi |
09e94df2 | 1795 | |
6758608f | 1796 | if test "${opsys}" = "mingw32"; then |
1f8f81c8 EZ |
1797 | AC_MSG_CHECKING([whether Windows API headers are recent enough]) |
1798 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ | |
1799 | #include <windows.h> | |
1800 | #include <usp10.h>]], | |
2aae948d PR |
1801 | [[PIMAGE_NT_HEADERS pHeader; |
1802 | PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION(pHeader)]])], | |
09e94df2 | 1803 | [emacs_cv_w32api=yes |
31ff141c | 1804 | HAVE_W32=yes], |
09e94df2 | 1805 | emacs_cv_w32api=no) |
1f8f81c8 EZ |
1806 | AC_MSG_RESULT($emacs_cv_w32api) |
1807 | if test "${emacs_cv_w32api}" = "no"; then | |
1808 | AC_MSG_ERROR([the Windows API headers are too old to support this build.]) | |
1809 | fi | |
6758608f EZ |
1810 | fi |
1811 | ||
095bf253 | 1812 | FIRSTFILE_OBJ= |
030a1c5e | 1813 | NTDIR= |
d6db9fd6 EZ |
1814 | LIBS_ECLIENT= |
1815 | LIB_WSOCK32= | |
1816 | NTLIB= | |
86e93460 | 1817 | CM_OBJ="cm.o" |
5e00cfa5 | 1818 | XARGS_LIMIT= |
6758608f | 1819 | if test "${HAVE_W32}" = "yes"; then |
dc098568 | 1820 | AC_DEFINE(HAVE_NTGUI, 1, [Define to use native MS Windows GUI.]) |
1cf1bbd5 DC |
1821 | AC_CHECK_TOOL(WINDRES, [windres], |
1822 | [AC_MSG_ERROR([No resource compiler found.])]) | |
0fda9b75 DC |
1823 | W32_OBJ="w32fns.o w32menu.o w32reg.o w32font.o w32term.o" |
1824 | W32_OBJ="$W32_OBJ w32xfns.o w32select.o w32uniscribe.o" | |
095bf253 | 1825 | EMACSRES="emacs.res" |
0cccc183 KB |
1826 | case "$canonical" in |
1827 | x86_64-*-*) EMACS_MANIFEST="emacs-x64.manifest" ;; | |
1828 | *) EMACS_MANIFEST="emacs-x86.manifest" ;; | |
1829 | esac | |
fb0862b2 | 1830 | if test "${opsys}" = "cygwin"; then |
6758608f EZ |
1831 | W32_LIBS="$W32_LIBS -lkernel32 -luser32 -lgdi32 -lole32 -lcomdlg32" |
1832 | W32_LIBS="$W32_LIBS -lusp10 -lcomctl32 -lwinspool" | |
d76bf86f EZ |
1833 | # Tell the linker that emacs.res is an object (which we compile from |
1834 | # the rc file), not a linker script. | |
eb7a410c | 1835 | W32_RES_LINK="-Wl,emacs.res" |
6758608f | 1836 | else |
ebe8e076 | 1837 | UPDATE_MANIFEST=update-game-score.exe.manifest |
fb0862b2 | 1838 | W32_OBJ="$W32_OBJ w32.o w32console.o w32heap.o w32inevt.o w32proc.o" |
7c4026b6 | 1839 | W32_LIBS="$W32_LIBS -lwinmm -lgdi32 -lcomdlg32" |
d6db9fd6 | 1840 | W32_LIBS="$W32_LIBS -lmpr -lwinspool -lole32 -lcomctl32 -lusp10" |
f1fecede | 1841 | W32_RES_LINK="\$(EMACSRES)" |
095bf253 | 1842 | CLIENTRES="emacsclient.res" |
f540ee86 | 1843 | CLIENTW="emacsclientw\$(EXEEXT)" |
095bf253 | 1844 | FIRSTFILE_OBJ=firstfile.o |
030a1c5e | 1845 | NTDIR=nt |
86e93460 | 1846 | CM_OBJ= |
d6db9fd6 EZ |
1847 | LIBS_ECLIENT="-lcomctl32" |
1848 | LIB_WSOCK32="-lwsock32" | |
1849 | NTLIB="ntlib.$ac_objext" | |
5e00cfa5 | 1850 | XARGS_LIMIT="-s 10000" |
6758608f | 1851 | fi |
0fda9b75 DC |
1852 | fi |
1853 | AC_SUBST(W32_OBJ) | |
1854 | AC_SUBST(W32_LIBS) | |
095bf253 EZ |
1855 | AC_SUBST(EMACSRES) |
1856 | AC_SUBST(EMACS_MANIFEST) | |
d4166523 | 1857 | AC_SUBST(UPDATE_MANIFEST) |
095bf253 | 1858 | AC_SUBST(CLIENTRES) |
f540ee86 | 1859 | AC_SUBST(CLIENTW) |
1cf1bbd5 | 1860 | AC_SUBST(W32_RES_LINK) |
095bf253 | 1861 | AC_SUBST(FIRSTFILE_OBJ) |
030a1c5e | 1862 | AC_SUBST(NTDIR) |
86e93460 | 1863 | AC_SUBST(CM_OBJ) |
d6db9fd6 EZ |
1864 | AC_SUBST(LIBS_ECLIENT) |
1865 | AC_SUBST(LIB_WSOCK32) | |
1866 | AC_SUBST(NTLIB) | |
5e00cfa5 | 1867 | AC_SUBST(XARGS_LIMIT) |
0fda9b75 DC |
1868 | |
1869 | if test "${HAVE_W32}" = "yes"; then | |
1870 | window_system=w32 | |
1871 | with_xft=no | |
1872 | fi | |
1873 | ||
17a2cbbd DC |
1874 | ## $window_system is now set to the window system we will |
1875 | ## ultimately use. | |
1876 | ||
257b3b03 DA |
1877 | if test "$window_system" = none && test "$gl_gcc_warnings" = yes; then |
1878 | # Too many warnings for now. | |
4b73fc73 PE |
1879 | nw= |
1880 | nw="$nw -Wsuggest-attribute=const" | |
1881 | nw="$nw -Wsuggest-attribute=noreturn" | |
1882 | gl_MANYWARN_COMPLEMENT([WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
1883 | ||
257b3b03 DA |
1884 | gl_WARN_ADD([-Wno-unused-variable]) |
1885 | gl_WARN_ADD([-Wno-unused-but-set-variable]) | |
1886 | gl_WARN_ADD([-Wno-unused-but-set-parameter]) | |
1887 | fi | |
1888 | ||
17a2cbbd DC |
1889 | term_header= |
1890 | HAVE_X_WINDOWS=no | |
1891 | HAVE_X11=no | |
1892 | USE_X_TOOLKIT=none | |
1893 | ||
067d23c9 KY |
1894 | case "${window_system}" in |
1895 | x11 ) | |
1896 | HAVE_X_WINDOWS=yes | |
1897 | HAVE_X11=yes | |
17a2cbbd | 1898 | term_header=xterm.h |
067d23c9 KY |
1899 | case "${with_x_toolkit}" in |
1900 | athena | lucid ) USE_X_TOOLKIT=LUCID ;; | |
1901 | motif ) USE_X_TOOLKIT=MOTIF ;; | |
1902 | gtk ) with_gtk=yes | |
17a2cbbd | 1903 | term_header=gtkutil.h |
c7015153 | 1904 | dnl Don't set this for GTK. A lot of tests below assumes Xt when |
067d23c9 KY |
1905 | dnl USE_X_TOOLKIT is set. |
1906 | USE_X_TOOLKIT=none ;; | |
d673aedc JD |
1907 | gtk2 ) with_gtk2=yes |
1908 | term_header=gtkutil.h | |
1909 | USE_X_TOOLKIT=none ;; | |
067d23c9 | 1910 | gtk3 ) with_gtk3=yes |
17a2cbbd | 1911 | term_header=gtkutil.h |
067d23c9 KY |
1912 | USE_X_TOOLKIT=none ;; |
1913 | no ) USE_X_TOOLKIT=none ;; | |
1914 | dnl If user did not say whether to use a toolkit, make this decision later: | |
1915 | dnl use the toolkit if we have gtk, or X11R5 or newer. | |
1916 | * ) USE_X_TOOLKIT=maybe ;; | |
1917 | esac | |
1918 | ;; | |
17a2cbbd DC |
1919 | nextstep ) |
1920 | term_header=nsterm.h | |
067d23c9 | 1921 | ;; |
0fda9b75 DC |
1922 | w32 ) |
1923 | term_header=w32term.h | |
1924 | ;; | |
067d23c9 KY |
1925 | esac |
1926 | ||
1927 | if test "$window_system" = none && test "X$with_x" != "Xno"; then | |
1928 | AC_CHECK_PROG(HAVE_XSERVER, X, true, false) | |
1929 | if test "$HAVE_XSERVER" = true || | |
1930 | test -n "$DISPLAY" || | |
1931 | test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then | |
1932 | AC_MSG_ERROR([You seem to be running X, but no X development libraries | |
1933 | were found. You should install the relevant development files for X | |
893e631c | 1934 | and for the toolkit you want, such as Gtk+ or Motif. Also make |
067d23c9 KY |
1935 | sure you have development files for image handling, i.e. |
1936 | tiff, gif, jpeg, png and xpm. | |
1937 | If you are sure you want Emacs compiled without X window support, pass | |
1938 | --without-x | |
1939 | to configure.]) | |
1940 | fi | |
1941 | fi | |
1942 | ||
34374650 | 1943 | # Does the opsystem file prohibit the use of the GNU malloc? |
067d23c9 KY |
1944 | # Assume not, until told otherwise. |
1945 | GNU_MALLOC=yes | |
4b5b5289 PE |
1946 | |
1947 | AC_CACHE_CHECK( | |
1948 | [whether malloc is Doug Lea style], | |
1949 | [emacs_cv_var_doug_lea_malloc], | |
e76119d7 PE |
1950 | [emacs_cv_var_doug_lea_malloc=no |
1951 | dnl Hooks do not work with address sanitization. | |
1952 | if test "$emacs_cv_sanitize_address" != yes; then | |
1953 | AC_LINK_IFELSE( | |
1954 | [AC_LANG_PROGRAM( | |
1955 | [[#include <malloc.h> | |
1956 | static void hook (void) {}]], | |
1957 | [[malloc_set_state (malloc_get_state ()); | |
1958 | __after_morecore_hook = hook; | |
1959 | __malloc_initialize_hook = hook;]])], | |
1960 | [emacs_cv_var_doug_lea_malloc=yes])]) | |
1961 | fi | |
4b5b5289 | 1962 | doug_lea_malloc=$emacs_cv_var_doug_lea_malloc |
067d23c9 | 1963 | |
e76119d7 | 1964 | system_malloc=$emacs_cv_sanitize_address |
067d23c9 KY |
1965 | case "$opsys" in |
1966 | ## darwin ld insists on the use of malloc routines in the System framework. | |
1967 | darwin|sol2-10) system_malloc=yes ;; | |
1968 | esac | |
1969 | ||
aea07e2c | 1970 | GMALLOC_OBJ= |
067d23c9 | 1971 | if test "${system_malloc}" = "yes"; then |
aea07e2c PE |
1972 | AC_DEFINE([SYSTEM_MALLOC], 1, |
1973 | [Define to 1 to use the system memory allocator, even if it is not | |
1974 | Doug Lea style.]) | |
067d23c9 KY |
1975 | GNU_MALLOC=no |
1976 | GNU_MALLOC_reason=" | |
1977 | (The GNU allocators don't work with this system configuration.)" | |
067d23c9 KY |
1978 | VMLIMIT_OBJ= |
1979 | else | |
1980 | test "$doug_lea_malloc" != "yes" && GMALLOC_OBJ=gmalloc.o | |
1981 | VMLIMIT_OBJ=vm-limit.o | |
1ddc2bd6 PE |
1982 | |
1983 | AC_CHECK_HEADERS([sys/vlimit.h]) | |
1984 | AC_CACHE_CHECK([for data_start], [emacs_cv_data_start], | |
1985 | [AC_LINK_IFELSE( | |
1986 | [AC_LANG_PROGRAM( | |
1987 | [[extern char data_start[]; char ch;]], | |
0e946786 | 1988 | [[return data_start < &ch;]])], |
1ddc2bd6 PE |
1989 | [emacs_cv_data_start=yes], |
1990 | [emacs_cv_data_start=no])]) | |
1991 | if test $emacs_cv_data_start = yes; then | |
1992 | AC_DEFINE([HAVE_DATA_START], 1, | |
1993 | [Define to 1 if data_start is the address of the start | |
1994 | of the main data segment.]) | |
1995 | fi | |
067d23c9 KY |
1996 | fi |
1997 | AC_SUBST(GMALLOC_OBJ) | |
1998 | AC_SUBST(VMLIMIT_OBJ) | |
1999 | ||
2000 | if test "$doug_lea_malloc" = "yes" ; then | |
2001 | if test "$GNU_MALLOC" = yes ; then | |
2002 | GNU_MALLOC_reason=" | |
2003 | (Using Doug Lea's new malloc from the GNU C Library.)" | |
2004 | fi | |
2005 | AC_DEFINE(DOUG_LEA_MALLOC, 1, | |
aea07e2c PE |
2006 | [Define to 1 if the system memory allocator is Doug Lea style, |
2007 | with malloc hooks and malloc_set_state.]) | |
067d23c9 KY |
2008 | |
2009 | ## Use mmap directly for allocating larger buffers. | |
2010 | ## FIXME this comes from src/s/{gnu,gnu-linux}.h: | |
2011 | ## #ifdef DOUG_LEA_MALLOC; #undef REL_ALLOC; #endif | |
bbd240ce | 2012 | ## Does the AC_FUNC_MMAP test below make this check unnecessary? |
067d23c9 KY |
2013 | case "$opsys" in |
2014 | gnu*) REL_ALLOC=no ;; | |
2015 | esac | |
2016 | fi | |
2017 | ||
2018 | if test x"${REL_ALLOC}" = x; then | |
2019 | REL_ALLOC=${GNU_MALLOC} | |
2020 | fi | |
2021 | ||
2022 | use_mmap_for_buffers=no | |
2023 | case "$opsys" in | |
fe0e7ad7 | 2024 | cygwin|freebsd|irix6-5) use_mmap_for_buffers=yes ;; |
067d23c9 KY |
2025 | esac |
2026 | ||
2027 | AC_FUNC_MMAP | |
2028 | if test $use_mmap_for_buffers = yes; then | |
2029 | AC_DEFINE(USE_MMAP_FOR_BUFFERS, 1, [Define to use mmap to allocate buffer text.]) | |
2030 | REL_ALLOC=no | |
2031 | fi | |
2032 | ||
2033 | LIBS="$LIBS_SYSTEM $LIBS" | |
2034 | ||
067d23c9 KY |
2035 | dnl FIXME replace main with a function we actually want from this library. |
2036 | AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd") | |
2037 | ||
93ca4887 | 2038 | dnl Check for the POSIX thread library. |
ae9e757a | 2039 | LIB_PTHREAD= |
0e7a053e | 2040 | AC_CHECK_HEADERS_ONCE(pthread.h) |
ae9e757a | 2041 | if test "$ac_cv_header_pthread_h"; then |
adee8a65 PE |
2042 | dnl gmalloc.c uses pthread_atfork, which is not available on older-style |
2043 | dnl hosts such as MirBSD 10, so test for pthread_atfork instead of merely | |
93ca4887 | 2044 | dnl testing for pthread_kill if Emacs uses gmalloc.c. |
adee8a65 PE |
2045 | if test "$GMALLOC_OBJ" = gmalloc.o; then |
2046 | emacs_pthread_function=pthread_atfork | |
2047 | else | |
93ca4887 | 2048 | emacs_pthread_function=pthread_kill |
adee8a65 | 2049 | fi |
93ca4887 PE |
2050 | OLD_LIBS=$LIBS |
2051 | AC_SEARCH_LIBS([$emacs_pthread_function], [pthread], | |
2052 | [AC_DEFINE([HAVE_PTHREAD], [1], | |
2053 | [Define to 1 if you have pthread (-lpthread).])]) | |
2054 | if test "X$LIBS" != "X$OLD_LIBS"; then | |
2055 | eval LIB_PTHREAD=\$ac_cv_search_$emacs_pthread_function | |
2056 | fi | |
2057 | LIBS=$OLD_LIBS | |
ae9e757a JD |
2058 | fi |
2059 | AC_SUBST([LIB_PTHREAD]) | |
2060 | ||
067d23c9 KY |
2061 | dnl Check for need for bigtoc support on IBM AIX |
2062 | ||
2063 | case ${host_os} in | |
2064 | aix*) | |
2065 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
2066 | case $GCC in | |
2067 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
2068 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
2069 | esac | |
2070 | ||
2071 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
181855e6 | 2072 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[int i;]])], [], [gdb_cv_bigtoc=]) |
067d23c9 KY |
2073 | ]) |
2074 | ;; | |
2075 | esac | |
2076 | ||
93ca4887 PE |
2077 | # Change CFLAGS, CPPFLAGS, and LIBS temporarily so that C_SWITCH_X_SITE |
2078 | # is for the tests that follow. We set them back later on. | |
067d23c9 KY |
2079 | |
2080 | REAL_CFLAGS="$CFLAGS" | |
2081 | REAL_CPPFLAGS="$CPPFLAGS" | |
93ca4887 | 2082 | REAL_LIBS="$LIBS" |
067d23c9 KY |
2083 | |
2084 | if test "${HAVE_X11}" = "yes"; then | |
2085 | DEFS="$C_SWITCH_X_SITE $DEFS" | |
2086 | LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE" | |
2087 | LIBS="-lX11 $LIBS" | |
2088 | CFLAGS="$C_SWITCH_X_SITE $CFLAGS" | |
2089 | CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS" | |
2090 | ||
2091 | # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests. | |
4d5c6349 | 2092 | # This is handled by LD_SWITCH_X_SITE_RPATH during the real build, |
4737362e | 2093 | # but it's more convenient here to set LD_RUN_PATH since this |
4d5c6349 | 2094 | # also works on hosts that don't understand LD_SWITCH_X_SITE_RPATH. |
067d23c9 KY |
2095 | if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then |
2096 | LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH | |
2097 | export LD_RUN_PATH | |
2098 | fi | |
2099 | ||
2100 | if test "${opsys}" = "gnu-linux"; then | |
2101 | AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link) | |
181855e6 GM |
2102 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2103 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2104 | [xgnu_linux_first_failure=no], |
2105 | [xgnu_linux_first_failure=yes]) | |
2106 | if test "${xgnu_linux_first_failure}" = "yes"; then | |
067d23c9 KY |
2107 | OLD_CPPFLAGS="$CPPFLAGS" |
2108 | OLD_LIBS="$LIBS" | |
067d23c9 KY |
2109 | CPPFLAGS="$CPPFLAGS -b i486-linuxaout" |
2110 | LIBS="$LIBS -b i486-linuxaout" | |
181855e6 GM |
2111 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2112 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2113 | [xgnu_linux_second_failure=no], |
2114 | [xgnu_linux_second_failure=yes]) | |
2115 | if test "${xgnu_linux_second_failure}" = "yes"; then | |
067d23c9 | 2116 | # If we get the same failure with -b, there is no use adding -b. |
93ca4887 | 2117 | # So leave it out. This plays safe. |
067d23c9 KY |
2118 | AC_MSG_RESULT(no) |
2119 | else | |
93ca4887 PE |
2120 | LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout" |
2121 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout" | |
067d23c9 KY |
2122 | AC_MSG_RESULT(yes) |
2123 | fi | |
93ca4887 PE |
2124 | CPPFLAGS=$OLD_CPPFLAGS |
2125 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2126 | else |
2127 | AC_MSG_RESULT(no) | |
2128 | fi | |
2129 | fi | |
2130 | ||
2131 | # Reportedly, some broken Solaris systems have XKBlib.h but are missing | |
2132 | # header files included from there. | |
2133 | AC_MSG_CHECKING(for Xkb) | |
181855e6 GM |
2134 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h> |
2135 | #include <X11/XKBlib.h>]], | |
2136 | [[XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);]])], | |
067d23c9 KY |
2137 | emacs_xkb=yes, emacs_xkb=no) |
2138 | AC_MSG_RESULT($emacs_xkb) | |
2139 | if test $emacs_xkb = yes; then | |
a4cedbf7 | 2140 | AC_DEFINE(HAVE_XKB, 1, [Define to 1 if you have the Xkb extension.]) |
067d23c9 KY |
2141 | fi |
2142 | ||
2143 | AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \ | |
9232a6d9 | 2144 | XScreenNumberOfScreen) |
067d23c9 KY |
2145 | fi |
2146 | ||
2147 | if test "${window_system}" = "x11"; then | |
2148 | AC_MSG_CHECKING(X11 version 6) | |
2149 | AC_CACHE_VAL(emacs_cv_x11_version_6, | |
181855e6 GM |
2150 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h>]], |
2151 | [[#if XlibSpecificationRelease < 6 | |
067d23c9 KY |
2152 | fail; |
2153 | #endif | |
181855e6 | 2154 | ]])], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)]) |
067d23c9 KY |
2155 | if test $emacs_cv_x11_version_6 = yes; then |
2156 | AC_MSG_RESULT(6 or newer) | |
2157 | AC_DEFINE(HAVE_X11R6, 1, | |
2158 | [Define to 1 if you have the X11R6 or newer version of Xlib.]) | |
2159 | AC_DEFINE(HAVE_X_I18N, 1, [Define if you have usable i18n support.]) | |
2160 | ## inoue@ainet.or.jp says Solaris has a bug related to X11R6-style | |
2161 | ## XIM support. | |
2162 | case "$opsys" in | |
2163 | sol2-*) : ;; | |
2164 | *) AC_DEFINE(HAVE_X11R6_XIM, 1, | |
2165 | [Define if you have usable X11R6-style XIM support.]) | |
2166 | ;; | |
2167 | esac | |
2168 | else | |
2169 | AC_MSG_RESULT(before 6) | |
2170 | fi | |
2171 | fi | |
2172 | ||
2173 | ||
2174 | ### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified. | |
2175 | HAVE_RSVG=no | |
fb0862b2 | 2176 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${opsys}" = "mingw32"; then |
067d23c9 KY |
2177 | if test "${with_rsvg}" != "no"; then |
2178 | RSVG_REQUIRED=2.11.0 | |
2179 | RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED" | |
2180 | ||
2bafb7c4 | 2181 | EMACS_CHECK_MODULES([RSVG], [$RSVG_MODULE]) |
067d23c9 KY |
2182 | AC_SUBST(RSVG_CFLAGS) |
2183 | AC_SUBST(RSVG_LIBS) | |
2184 | ||
2185 | if test $HAVE_RSVG = yes; then | |
2186 | AC_DEFINE(HAVE_RSVG, 1, [Define to 1 if using librsvg.]) | |
2187 | CFLAGS="$CFLAGS $RSVG_CFLAGS" | |
83a5a2c8 EZ |
2188 | # Windows loads librsvg dynamically |
2189 | if test "${opsys}" = "mingw32"; then | |
2190 | RSVG_LIBS= | |
2191 | fi | |
067d23c9 KY |
2192 | fi |
2193 | fi | |
2194 | fi | |
2195 | ||
2196 | HAVE_IMAGEMAGICK=no | |
526e126f | 2197 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${HAVE_W32}" = "yes"; then |
067d23c9 | 2198 | if test "${with_imagemagick}" != "no"; then |
7e00998f | 2199 | ## 6.3.5 is the earliest version known to work; see Bug#17339. |
19151a7f | 2200 | ## 6.8.2 makes Emacs crash; see Bug#13867. |
7e00998f | 2201 | IMAGEMAGICK_MODULE="Wand >= 6.3.5 Wand != 6.8.2" |
2bafb7c4 | 2202 | EMACS_CHECK_MODULES([IMAGEMAGICK], [$IMAGEMAGICK_MODULE]) |
067d23c9 KY |
2203 | AC_SUBST(IMAGEMAGICK_CFLAGS) |
2204 | AC_SUBST(IMAGEMAGICK_LIBS) | |
b06b1098 | 2205 | |
067d23c9 KY |
2206 | if test $HAVE_IMAGEMAGICK = yes; then |
2207 | AC_DEFINE(HAVE_IMAGEMAGICK, 1, [Define to 1 if using imagemagick.]) | |
93ca4887 PE |
2208 | OLD_CFLAGS=$CFLAGS |
2209 | OLD_LIBS=$LIBS | |
067d23c9 KY |
2210 | CFLAGS="$CFLAGS $IMAGEMAGICK_CFLAGS" |
2211 | LIBS="$IMAGEMAGICK_LIBS $LIBS" | |
03043c1b | 2212 | AC_CHECK_FUNCS(MagickExportImagePixels MagickMergeImageLayers) |
93ca4887 PE |
2213 | CFLAGS=$OLD_CFLAGS |
2214 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2215 | fi |
2216 | fi | |
2217 | fi | |
2218 | ||
2219 | ||
2220 | HAVE_GTK=no | |
c195f2de | 2221 | GTK_OBJ= |
8f5f35cc | 2222 | gtk_term_header=$term_header |
d673aedc JD |
2223 | check_gtk2=no |
2224 | gtk3_pkg_errors= | |
fb0862b2 EZ |
2225 | if test "${opsys}" != "mingw32"; then |
2226 | if test "${with_gtk3}" = "yes" || test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "maybe"; then | |
2227 | GLIB_REQUIRED=2.28 | |
2228 | GTK_REQUIRED=3.0 | |
2229 | GTK_MODULES="gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2230 | ||
2231 | dnl Checks for libraries. | |
2bafb7c4 PE |
2232 | EMACS_CHECK_MODULES([GTK], [$GTK_MODULES], |
2233 | [pkg_check_gtk=yes], [pkg_check_gtk=no]) | |
fb0862b2 EZ |
2234 | if test "$pkg_check_gtk" = "no" && test "$with_gtk3" = "yes"; then |
2235 | AC_MSG_ERROR($GTK_PKG_ERRORS) | |
2236 | fi | |
2237 | if test "$pkg_check_gtk" = "yes"; then | |
2238 | AC_DEFINE(HAVE_GTK3, 1, [Define to 1 if using GTK 3 or later.]) | |
2239 | GTK_OBJ=emacsgtkfixed.o | |
8f5f35cc | 2240 | gtk_term_header=gtkutil.h |
fb0862b2 | 2241 | USE_GTK_TOOLKIT="GTK3" |
d76bf86f | 2242 | if test "x$ac_enable_gtk_deprecation_warnings" = x; then |
3bc9da32 PE |
2243 | AC_DEFINE([GDK_DISABLE_DEPRECATION_WARNINGS], [1], |
2244 | [Define to 1 to disable GTK+/GDK deprecation warnings.]) | |
2245 | AC_DEFINE([GLIB_DISABLE_DEPRECATION_WARNINGS], [1], | |
2246 | [Define to 1 to disable Glib deprecation warnings.]) | |
d76bf86f | 2247 | fi |
fb0862b2 EZ |
2248 | else |
2249 | check_gtk2=yes | |
2250 | gtk3_pkg_errors="$GTK_PKG_ERRORS " | |
2251 | fi | |
d673aedc | 2252 | fi |
067d23c9 | 2253 | |
fb0862b2 EZ |
2254 | if test "${with_gtk2}" = "yes" || test "$check_gtk2" = "yes"; then |
2255 | GLIB_REQUIRED=2.10 | |
2256 | GTK_REQUIRED=2.10 | |
2257 | GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2258 | ||
2259 | dnl Checks for libraries. | |
2bafb7c4 PE |
2260 | EMACS_CHECK_MODULES([GTK], [$GTK_MODULES], |
2261 | [pkg_check_gtk=yes], [pkg_check_gtk=no]) | |
fb0862b2 EZ |
2262 | if test "$pkg_check_gtk" = "no" && |
2263 | { test "$with_gtk" = yes || test "$with_gtk2" = "yes"; } | |
2264 | then | |
2265 | AC_MSG_ERROR($gtk3_pkg_errors$GTK_PKG_ERRORS) | |
2266 | fi | |
2267 | test "$pkg_check_gtk" = "yes" && USE_GTK_TOOLKIT="GTK2" | |
067d23c9 KY |
2268 | fi |
2269 | fi | |
067d23c9 | 2270 | |
93ca4887 PE |
2271 | OLD_CFLAGS=$CFLAGS |
2272 | OLD_LIBS=$LIBS | |
2273 | ||
067d23c9 KY |
2274 | if test x"$pkg_check_gtk" = xyes; then |
2275 | ||
067d23c9 | 2276 | AC_SUBST(GTK_LIBS) |
067d23c9 KY |
2277 | CFLAGS="$CFLAGS $GTK_CFLAGS" |
2278 | LIBS="$GTK_LIBS $LIBS" | |
2279 | dnl Try to compile a simple GTK program. | |
5583dcb6 | 2280 | AC_MSG_CHECKING([whether GTK compiles]) |
067d23c9 | 2281 | GTK_COMPILES=no |
5583dcb6 PE |
2282 | AC_LINK_IFELSE( |
2283 | [AC_LANG_PROGRAM( | |
2284 | [[/* Check the Gtk and Glib APIs. */ | |
2285 | #include <gtk/gtk.h> | |
2286 | #include <glib-object.h> | |
2287 | static void | |
2288 | callback (GObject *go, GParamSpec *spec, gpointer user_data) | |
2289 | {} | |
2290 | ]], | |
2291 | [[ | |
2292 | GtkSettings *gs = 0; | |
2293 | /* Use G_CALLBACK to make sure function pointers can be cast to void *; | |
2294 | strict C prohibits this. Use gtk_main_iteration to test that the | |
2295 | libraries are there. */ | |
2296 | if (g_signal_handler_find (G_OBJECT (gs), G_SIGNAL_MATCH_FUNC, | |
2297 | 0, 0, 0, G_CALLBACK (callback), 0)) | |
2298 | gtk_main_iteration (); | |
2299 | ]])], | |
2300 | [GTK_COMPILES=yes]) | |
2301 | AC_MSG_RESULT([$GTK_COMPILES]) | |
067d23c9 | 2302 | if test "${GTK_COMPILES}" != "yes"; then |
8f5f35cc | 2303 | GTK_OBJ= |
067d23c9 KY |
2304 | if test "$USE_X_TOOLKIT" != "maybe"; then |
2305 | AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log. Maybe some x11-devel files missing?]); | |
2306 | fi | |
2307 | else | |
93ca4887 | 2308 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS" |
067d23c9 KY |
2309 | HAVE_GTK=yes |
2310 | AC_DEFINE(USE_GTK, 1, [Define to 1 if using GTK.]) | |
c195f2de | 2311 | GTK_OBJ="gtkutil.o $GTK_OBJ" |
8f5f35cc | 2312 | term_header=$gtk_term_header |
067d23c9 | 2313 | USE_X_TOOLKIT=none |
3cc53d60 | 2314 | if "$PKG_CONFIG" --atleast-version=2.10 gtk+-2.0; then |
067d23c9 KY |
2315 | : |
2316 | else | |
2317 | AC_MSG_WARN([[Your version of Gtk+ will have problems with | |
2318 | closing open displays. This is no problem if you just use | |
2319 | one display, but if you use more than one and close one of them | |
2320 | Emacs may crash.]]) | |
2321 | sleep 3 | |
2322 | fi | |
2323 | fi | |
2324 | ||
2325 | fi | |
2326 | AC_SUBST(GTK_OBJ) | |
2327 | ||
2328 | ||
2329 | if test "${HAVE_GTK}" = "yes"; then | |
2330 | ||
2331 | dnl GTK scrollbars resemble toolkit scrollbars a lot, so to avoid | |
2332 | dnl a lot if #ifdef:s, say we have toolkit scrollbars. | |
2333 | if test "$with_toolkit_scroll_bars" != no; then | |
2334 | with_toolkit_scroll_bars=yes | |
2335 | fi | |
2336 | ||
2337 | dnl Check if we have the old file selection dialog declared and | |
2338 | dnl in the link library. In 2.x it may be in the library, | |
2339 | dnl but not declared if deprecated featured has been selected out. | |
2340 | dnl AC_CHECK_DECL checks for a macro, so check for GTK_TYPE_FILE_SELECTION. | |
2341 | HAVE_GTK_FILE_SELECTION=no | |
2342 | AC_CHECK_DECL(GTK_TYPE_FILE_SELECTION, HAVE_GTK_FILE_SELECTION=yes, | |
2343 | HAVE_GTK_FILE_SELECTION=no, [AC_INCLUDES_DEFAULT | |
2344 | #include <gtk/gtk.h>]) | |
2345 | if test "$HAVE_GTK_FILE_SELECTION" = yes; then | |
2346 | AC_CHECK_FUNCS(gtk_file_selection_new) | |
2347 | fi | |
2348 | ||
5a1d858b JD |
2349 | dnl Same as above for gtk_handle_box. |
2350 | HAVE_GTK_HANDLE_BOX=no | |
2351 | AC_CHECK_DECL(GTK_TYPE_HANDLE_BOX, HAVE_GTK_HANDLE_BOX=yes, | |
2352 | HAVE_GTK_HANDLE_BOX=no, [AC_INCLUDES_DEFAULT | |
2353 | #include <gtk/gtk.h>]) | |
2354 | if test "$HAVE_GTK_HANDLE_BOX" = yes; then | |
2355 | AC_CHECK_FUNCS(gtk_handle_box_new) | |
2356 | fi | |
067d23c9 | 2357 | |
8b745d92 JD |
2358 | dnl Same as above for gtk_tearoff_menu_item. |
2359 | HAVE_GTK_TEAROFF_MENU_ITEM=no | |
2360 | AC_CHECK_DECL(GTK_TYPE_TEAROFF_MENU_ITEM, HAVE_GTK_TEAROFF_MENU_ITEM=yes, | |
2361 | HAVE_GTK_TEAROFF_MENU_ITEM=no, [AC_INCLUDES_DEFAULT | |
2362 | #include <gtk/gtk.h>]) | |
2363 | if test "$HAVE_GTK_TEAROFF_MENU_ITEM" = yes; then | |
2364 | AC_CHECK_FUNCS(gtk_tearoff_menu_item_new) | |
2365 | fi | |
067d23c9 KY |
2366 | |
2367 | dnl Check for functions introduced in 2.14 and later. | |
2368 | AC_CHECK_FUNCS(gtk_widget_get_window gtk_widget_set_has_window \ | |
2369 | gtk_dialog_get_action_area gtk_widget_get_sensitive \ | |
2370 | gtk_widget_get_mapped gtk_adjustment_get_page_size \ | |
54e9e3bf JD |
2371 | gtk_orientable_set_orientation \ |
2372 | gtk_window_set_has_resize_grip) | |
17a2cbbd DC |
2373 | |
2374 | term_header=gtkutil.h | |
067d23c9 KY |
2375 | fi |
2376 | ||
93ca4887 PE |
2377 | CFLAGS=$OLD_CFLAGS |
2378 | LIBS=$OLD_LIBS | |
2379 | ||
067d23c9 | 2380 | dnl D-Bus has been tested under GNU/Linux only. Must be adapted for |
dcbf5805 | 2381 | dnl other platforms. |
067d23c9 KY |
2382 | HAVE_DBUS=no |
2383 | DBUS_OBJ= | |
2384 | if test "${with_dbus}" = "yes"; then | |
2bafb7c4 | 2385 | EMACS_CHECK_MODULES([DBUS], [dbus-1 >= 1.0]) |
067d23c9 | 2386 | if test "$HAVE_DBUS" = yes; then |
067d23c9 | 2387 | AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.]) |
dcbf5805 | 2388 | dnl dbus_watch_get_unix_fd has been introduced in D-Bus 1.1.1. |
e3a3e213 MA |
2389 | dnl dbus_type_is_valid and dbus_validate_* have been introduced in |
2390 | dnl D-Bus 1.5.12. | |
93ca4887 PE |
2391 | OLD_LIBS=$LIBS |
2392 | LIBS="$LIBS $DBUS_LIBS" | |
dcbf5805 | 2393 | AC_CHECK_FUNCS(dbus_watch_get_unix_fd \ |
e3a3e213 | 2394 | dbus_type_is_valid \ |
dcbf5805 MA |
2395 | dbus_validate_bus_name \ |
2396 | dbus_validate_path \ | |
2397 | dbus_validate_interface \ | |
2398 | dbus_validate_member) | |
93ca4887 | 2399 | LIBS=$OLD_LIBS |
067d23c9 KY |
2400 | DBUS_OBJ=dbusbind.o |
2401 | fi | |
2402 | fi | |
b05e08a4 GM |
2403 | AC_SUBST(DBUS_CFLAGS) |
2404 | AC_SUBST(DBUS_LIBS) | |
067d23c9 KY |
2405 | AC_SUBST(DBUS_OBJ) |
2406 | ||
9851bfc5 JD |
2407 | dnl GSettings has been tested under GNU/Linux only. |
2408 | HAVE_GSETTINGS=no | |
2409 | if test "${HAVE_X11}" = "yes" && test "${with_gsettings}" = "yes"; then | |
2bafb7c4 | 2410 | EMACS_CHECK_MODULES([GSETTINGS], [gio-2.0 >= 2.26]) |
2e6e11eb | 2411 | if test "$HAVE_GSETTINGS" = "yes"; then |
ce486e0d JD |
2412 | old_CFLAGS=$CFLAGS |
2413 | CFLAGS="$CFLAGS $GSETTINGS_CFLAGS" | |
2414 | old_LIBS=$LIBS | |
2415 | LIBS="$LIBS $GSETTINGS_LIBS" | |
b0e04df6 | 2416 | AC_MSG_CHECKING([whether GSettings is in gio]) |
b0e04df6 JD |
2417 | AC_LINK_IFELSE( |
2418 | [AC_LANG_PROGRAM( | |
2419 | [[/* Check that gsettings really is present. */ | |
2420 | #include <glib-object.h> | |
2421 | #include <gio/gio.h> | |
2422 | ]], | |
2423 | [[ | |
2424 | GSettings *settings; | |
2425 | GVariant *val = g_settings_get_value (settings, ""); | |
2426 | ]])], | |
63adc156 GM |
2427 | [], HAVE_GSETTINGS=no) |
2428 | AC_MSG_RESULT([$HAVE_GSETTINGS]) | |
b0e04df6 | 2429 | |
63adc156 | 2430 | if test "$HAVE_GSETTINGS" = "yes"; then |
b0e04df6 JD |
2431 | AC_DEFINE(HAVE_GSETTINGS, 1, [Define to 1 if using GSettings.]) |
2432 | SETTINGS_CFLAGS="$GSETTINGS_CFLAGS" | |
2433 | SETTINGS_LIBS="$GSETTINGS_LIBS" | |
2434 | fi | |
ce486e0d JD |
2435 | CFLAGS=$old_CFLAGS |
2436 | LIBS=$old_LIBS | |
9851bfc5 JD |
2437 | fi |
2438 | fi | |
2439 | ||
067d23c9 KY |
2440 | dnl GConf has been tested under GNU/Linux only. |
2441 | dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6. | |
2442 | HAVE_GCONF=no | |
869795d6 | 2443 | if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then |
2bafb7c4 | 2444 | EMACS_CHECK_MODULES([GCONF], [gconf-2.0 >= 2.13]) |
067d23c9 KY |
2445 | if test "$HAVE_GCONF" = yes; then |
2446 | AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.]) | |
2447 | dnl Newer GConf doesn't link with g_objects, so this is not defined. | |
869795d6 JD |
2448 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GCONF_CFLAGS" |
2449 | SETTINGS_LIBS="$SETTINGS_LIBS $GCONF_LIBS" | |
067d23c9 KY |
2450 | fi |
2451 | fi | |
2452 | ||
2e6e11eb | 2453 | if test "$HAVE_GSETTINGS" = "yes" || test "$HAVE_GCONF" = "yes"; then |
2bafb7c4 | 2454 | EMACS_CHECK_MODULES([GOBJECT], [gobject-2.0 >= 2.0]) |
f278d339 JD |
2455 | if test "$HAVE_GOBJECT" = "yes"; then |
2456 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GOBJECT_CFLAGS" | |
2457 | SETTINGS_LIBS="$SETTINGS_LIBS $GOBJECT_LIBS" | |
2458 | fi | |
9851bfc5 | 2459 | SAVE_CFLAGS="$CFLAGS" |
46d14be7 | 2460 | SAVE_LIBS="$LIBS" |
9851bfc5 | 2461 | CFLAGS="$SETTINGS_CFLAGS $CFLAGS" |
46d14be7 | 2462 | LIBS="$SETTINGS_LIBS $LIBS" |
9851bfc5 | 2463 | CFLAGS="$SAVE_CFLAGS" |
46d14be7 | 2464 | LIBS="$SAVE_LIBS" |
9851bfc5 JD |
2465 | fi |
2466 | AC_SUBST(SETTINGS_CFLAGS) | |
2467 | AC_SUBST(SETTINGS_LIBS) | |
2468 | ||
2469 | ||
067d23c9 KY |
2470 | dnl SELinux is available for GNU/Linux only. |
2471 | HAVE_LIBSELINUX=no | |
2472 | LIBSELINUX_LIBS= | |
2473 | if test "${with_selinux}" = "yes"; then | |
2474 | AC_CHECK_LIB([selinux], [lgetfilecon], HAVE_LIBSELINUX=yes, HAVE_LIBSELINUX=no) | |
2475 | if test "$HAVE_LIBSELINUX" = yes; then | |
2476 | AC_DEFINE(HAVE_LIBSELINUX, 1, [Define to 1 if using SELinux.]) | |
2477 | LIBSELINUX_LIBS=-lselinux | |
2478 | fi | |
2479 | fi | |
2480 | AC_SUBST(LIBSELINUX_LIBS) | |
2481 | ||
2482 | HAVE_GNUTLS=no | |
e1f9f9e3 | 2483 | HAVE_GNUTLS3=no |
067d23c9 | 2484 | if test "${with_gnutls}" = "yes" ; then |
2bafb7c4 PE |
2485 | EMACS_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.0.0], |
2486 | [HAVE_GNUTLS3=yes], [HAVE_GNUTLS3=no]) | |
e1f9f9e3 TZ |
2487 | if test "${HAVE_GNUTLS3}" = "yes"; then |
2488 | AC_DEFINE(HAVE_GNUTLS3, 1, [Define if using GnuTLS v3.]) | |
c5fc0178 SM |
2489 | HAVE_GNUTLS="yes" |
2490 | else | |
2bafb7c4 PE |
2491 | EMACS_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6], |
2492 | [HAVE_GNUTLS=yes], [HAVE_GNUTLS=no]) | |
c5fc0178 SM |
2493 | fi |
2494 | if test "${HAVE_GNUTLS}" = "yes"; then | |
2495 | AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.]) | |
e1f9f9e3 TZ |
2496 | fi |
2497 | ||
a414bed5 EZ |
2498 | # Windows loads GnuTLS dynamically |
2499 | if test "${opsys}" = "mingw32"; then | |
2500 | LIBGNUTLS_LIBS= | |
2501 | fi | |
067d23c9 | 2502 | fi |
33630d51 | 2503 | |
067d23c9 KY |
2504 | AC_SUBST(LIBGNUTLS_LIBS) |
2505 | AC_SUBST(LIBGNUTLS_CFLAGS) | |
2506 | ||
c9628c79 MA |
2507 | NOTIFY_OBJ= |
2508 | NOTIFY_SUMMARY=no | |
2509 | ||
671d4bfc GM |
2510 | dnl FIXME? Don't auto-detect on NS, but do allow someone to specify |
2511 | dnl a particular library. This doesn't make much sense? | |
2512 | if test "${with_ns}" = yes && test ${with_file_notification} = yes; then | |
2513 | with_file_notification=no | |
2514 | fi | |
2515 | ||
c04bbd85 PE |
2516 | dnl MS Windows native file monitor is available for mingw32 only. |
2517 | case $with_file_notification,$opsys in | |
2518 | w32,* | yes,mingw32) | |
2519 | AC_CHECK_HEADER(windows.h) | |
2520 | if test "$ac_cv_header_windows_h" = yes ; then | |
2521 | AC_DEFINE(HAVE_W32NOTIFY, 1, [Define to 1 to use w32notify.]) | |
2522 | NOTIFY_OBJ=w32notify.o | |
2523 | NOTIFY_SUMMARY="yes (w32)" | |
2524 | fi ;; | |
2525 | esac | |
c9628c79 | 2526 | |
c04bbd85 PE |
2527 | dnl g_file_monitor exists since glib 2.18. G_FILE_MONITOR_EVENT_MOVED |
2528 | dnl has been added in glib 2.24. It has been tested under | |
2529 | dnl GNU/Linux only. We take precedence over inotify, but this makes | |
2530 | dnl only sense when glib has been compiled with inotify support. How | |
2531 | dnl to check? | |
2532 | case $with_file_notification,$NOTIFY_OBJ in | |
2533 | gfile, | yes,) | |
2bafb7c4 | 2534 | EMACS_CHECK_MODULES([GFILENOTIFY], [gio-2.0 >= 2.24]) |
c04bbd85 PE |
2535 | if test "$HAVE_GFILENOTIFY" = "yes"; then |
2536 | AC_DEFINE(HAVE_GFILENOTIFY, 1, [Define to 1 if using GFile.]) | |
2537 | NOTIFY_OBJ=gfilenotify.o | |
2538 | NOTIFY_SUMMARY="yes -lgio (gfile)" | |
2539 | fi ;; | |
2540 | esac | |
2541 | ||
2542 | dnl inotify is only available on GNU/Linux. | |
2543 | case $with_file_notification,$NOTIFY_OBJ in | |
2544 | inotify, | yes,) | |
2545 | AC_CHECK_HEADER(sys/inotify.h) | |
2546 | if test "$ac_cv_header_sys_inotify_h" = yes ; then | |
2547 | AC_CHECK_FUNC(inotify_init1) | |
2548 | if test "$ac_cv_func_inotify_init1" = yes; then | |
2549 | AC_DEFINE(HAVE_INOTIFY, 1, [Define to 1 to use inotify.]) | |
2550 | NOTIFY_OBJ=inotify.o | |
2551 | NOTIFY_SUMMARY="yes -lglibc (inotify)" | |
2552 | fi | |
2553 | fi ;; | |
2554 | esac | |
2555 | ||
2556 | case $with_file_notification,$NOTIFY_OBJ in | |
2557 | yes,* | no,* | *,?*) ;; | |
2558 | *) AC_MSG_ERROR([File notification `$with_file_notification' requested but requirements not found.]) ;; | |
2559 | esac | |
671d4bfc | 2560 | |
c9628c79 MA |
2561 | if test -n "$NOTIFY_OBJ"; then |
2562 | AC_DEFINE(USE_FILE_NOTIFY, 1, [Define to 1 if using file notifications.]) | |
81606b10 | 2563 | fi |
c9628c79 | 2564 | AC_SUBST(NOTIFY_OBJ) |
7f203aa1 EZ |
2565 | AC_SUBST(GFILENOTIFY_CFLAGS) |
2566 | AC_SUBST(GFILENOTIFY_LIBS) | |
81606b10 | 2567 | |
067d23c9 KY |
2568 | dnl Do not put whitespace before the #include statements below. |
2569 | dnl Older compilers (eg sunos4 cc) choke on it. | |
2570 | HAVE_XAW3D=no | |
2571 | LUCID_LIBW= | |
2572 | if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2573 | if test "$with_xaw3d" != no; then | |
067d23c9 | 2574 | AC_CACHE_VAL(emacs_cv_xaw3d, |
181855e6 | 2575 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2576 | #include <X11/Intrinsic.h> |
181855e6 GM |
2577 | #include <X11/Xaw3d/Simple.h>]], |
2578 | [[]])], | |
37f7b784 CY |
2579 | [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, |
2580 | emacs_cv_xaw3d=yes, emacs_cv_xaw3d=no)], | |
067d23c9 KY |
2581 | emacs_cv_xaw3d=no)]) |
2582 | else | |
2583 | emacs_cv_xaw3d=no | |
2584 | fi | |
2585 | if test $emacs_cv_xaw3d = yes; then | |
2c484e75 | 2586 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2587 | AC_MSG_RESULT([yes; using Lucid toolkit]) |
2588 | USE_X_TOOLKIT=LUCID | |
2589 | HAVE_XAW3D=yes | |
2590 | LUCID_LIBW=-lXaw3d | |
2591 | AC_DEFINE(HAVE_XAW3D, 1, | |
2592 | [Define to 1 if you have the Xaw3d library (-lXaw3d).]) | |
2593 | else | |
2c484e75 | 2594 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2595 | AC_MSG_RESULT(no) |
2596 | AC_MSG_CHECKING(for libXaw) | |
2597 | AC_CACHE_VAL(emacs_cv_xaw, | |
181855e6 | 2598 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2599 | #include <X11/Intrinsic.h> |
181855e6 GM |
2600 | #include <X11/Xaw/Simple.h>]], |
2601 | [[]])], | |
067d23c9 KY |
2602 | emacs_cv_xaw=yes, |
2603 | emacs_cv_xaw=no)]) | |
2604 | if test $emacs_cv_xaw = yes; then | |
2605 | AC_MSG_RESULT([yes; using Lucid toolkit]) | |
2606 | USE_X_TOOLKIT=LUCID | |
2607 | LUCID_LIBW=-lXaw | |
2608 | elif test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2609 | AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files]) | |
2610 | else | |
d681f183 GM |
2611 | AC_MSG_ERROR([No X toolkit could be found. |
2612 | If you are sure you want Emacs compiled without an X toolkit, pass | |
2613 | --with-x-toolkit=no | |
2614 | to configure. Otherwise, install the development libraries for the toolkit | |
2615 | that you want to use (e.g. Gtk+) and re-run configure.]) | |
067d23c9 KY |
2616 | fi |
2617 | fi | |
2618 | fi | |
2619 | ||
2620 | X_TOOLKIT_TYPE=$USE_X_TOOLKIT | |
2621 | ||
2622 | LIBXTR6= | |
93ca4887 | 2623 | LIBXMU= |
067d23c9 KY |
2624 | if test "${USE_X_TOOLKIT}" != "none"; then |
2625 | AC_MSG_CHECKING(X11 toolkit version) | |
2626 | AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6, | |
181855e6 GM |
2627 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Intrinsic.h>]], |
2628 | [[#if XtSpecificationRelease < 6 | |
067d23c9 KY |
2629 | fail; |
2630 | #endif | |
181855e6 | 2631 | ]])], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)]) |
067d23c9 KY |
2632 | HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6 |
2633 | if test $emacs_cv_x11_toolkit_version_6 = yes; then | |
2634 | AC_MSG_RESULT(6 or newer) | |
2635 | AC_DEFINE(HAVE_X11XTR6, 1, | |
2636 | [Define to 1 if you have the X11R6 or newer version of Xt.]) | |
2637 | LIBXTR6="-lSM -lICE" | |
2638 | case "$opsys" in | |
2639 | ## Use libw.a along with X11R6 Xt. | |
2640 | unixware) LIBXTR6="$LIBXTR6 -lw" ;; | |
2641 | esac | |
2642 | else | |
2643 | AC_MSG_RESULT(before 6) | |
2644 | fi | |
2645 | ||
2646 | dnl If using toolkit, check whether libXmu.a exists. | |
2647 | dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link. | |
2648 | OLDLIBS="$LIBS" | |
2649 | if test x$HAVE_X11XTR6 = xyes; then | |
93ca4887 | 2650 | OTHERLIBS='-lXt -lSM -lICE' |
067d23c9 | 2651 | else |
93ca4887 PE |
2652 | OTHERLIBS='-lXt' |
2653 | fi | |
2654 | AC_SEARCH_LIBS([XmuConvertStandardSelection], [Xmu], [], [], [$OTHERLIBS]) | |
2655 | if test "X$LIBS" != "X$OLDLIBS"; then | |
2656 | LIBXMU=$ac_cv_search_XmuConvertStandardSelection | |
067d23c9 | 2657 | fi |
93ca4887 PE |
2658 | LIBS=$OLDLIBS |
2659 | dnl ac_cv_search_XmuConvertStandardSelection is also referenced below. | |
067d23c9 KY |
2660 | fi |
2661 | AC_SUBST(LIBXTR6) | |
067d23c9 KY |
2662 | AC_SUBST(LIBXMU) |
2663 | ||
067d23c9 KY |
2664 | LIBXP= |
2665 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
c09bfb2f DA |
2666 | # OpenMotif may be installed in such a way on some GNU/Linux systems. |
2667 | if test -d /usr/include/openmotif; then | |
2668 | CPPFLAGS="-I/usr/include/openmotif $CPPFLAGS" | |
2669 | emacs_cv_openmotif=yes | |
2670 | case "$canonical" in | |
2671 | x86_64-*-linux-gnu* | powerpc64-*-linux-gnu* | sparc64-*-linux-gnu*) | |
2672 | test -d /usr/lib64/openmotif && LDFLAGS="-L/usr/lib64/openmotif $LDFLAGS" | |
2673 | ;; | |
2674 | *) | |
2675 | test -d /usr/lib/openmotif && LDFLAGS="-L/usr/lib/openmotif $LDFLAGS" | |
2676 | esac | |
2677 | else | |
2678 | emacs_cv_openmotif=no | |
2679 | fi | |
2680 | AC_CACHE_CHECK(for (Open)Motif version 2.1, emacs_cv_motif_version_2_1, | |
181855e6 GM |
2681 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <Xm/Xm.h>]], |
2682 | [[#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1) | |
067d23c9 KY |
2683 | int x = 5; |
2684 | #else | |
2685 | Motif version prior to 2.1. | |
181855e6 | 2686 | #endif]])], |
067d23c9 KY |
2687 | emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)]) |
2688 | if test $emacs_cv_motif_version_2_1 = yes; then | |
2689 | AC_CHECK_LIB(Xp, XpCreateContext, LIBXP=-lXp) | |
c09bfb2f DA |
2690 | if test x$emacs_cv_openmotif = xyes; then |
2691 | REAL_CPPFLAGS="-I/usr/include/openmotif $REAL_CPPFLAGS" | |
2692 | fi | |
067d23c9 KY |
2693 | else |
2694 | AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif, | |
2695 | # We put this in CFLAGS temporarily to precede other -I options | |
2696 | # that might be in CFLAGS temporarily. | |
2697 | # We put this in CPPFLAGS where it precedes the other -I options. | |
2698 | OLD_CPPFLAGS=$CPPFLAGS | |
2699 | OLD_CFLAGS=$CFLAGS | |
2700 | CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS" | |
2701 | CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS" | |
181855e6 GM |
2702 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>]], |
2703 | [[int x = 5;]])], | |
067d23c9 KY |
2704 | emacs_cv_lesstif=yes, emacs_cv_lesstif=no)]) |
2705 | if test $emacs_cv_lesstif = yes; then | |
2706 | # Make sure this -I option remains in CPPFLAGS after it is set | |
2707 | # back to REAL_CPPFLAGS. | |
2708 | # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not | |
2709 | # have those other -I options anyway. Ultimately, having this | |
2710 | # directory ultimately in CPPFLAGS will be enough. | |
2711 | REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS" | |
2712 | LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS" | |
2713 | else | |
2714 | CFLAGS=$OLD_CFLAGS | |
2715 | CPPFLAGS=$OLD_CPPFLAGS | |
2716 | fi | |
2717 | fi | |
e4070def GM |
2718 | AC_CHECK_HEADER([Xm/BulletinB.h], [], |
2719 | [AC_MSG_ERROR([Motif toolkit requested but requirements not found.])]) | |
067d23c9 KY |
2720 | fi |
2721 | ||
2722 | dnl Use toolkit scroll bars if configured for GTK or X toolkit and either | |
2723 | dnl using Motif or Xaw3d is available, and unless | |
2724 | dnl --with-toolkit-scroll-bars=no was specified. | |
2725 | ||
2726 | AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS, | |
2727 | [Define to 1 if we should use toolkit scroll bars.])dnl | |
2728 | USE_TOOLKIT_SCROLL_BARS=no | |
2729 | if test "${with_toolkit_scroll_bars}" != "no"; then | |
2730 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2731 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
2732 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2733 | HAVE_XAW3D=no | |
2734 | USE_TOOLKIT_SCROLL_BARS=yes | |
8d8939e8 | 2735 | elif test "${HAVE_XAW3D}" = "yes" || test "${USE_X_TOOLKIT}" = "LUCID"; then |
067d23c9 KY |
2736 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) |
2737 | USE_TOOLKIT_SCROLL_BARS=yes | |
2738 | fi | |
2739 | elif test "${HAVE_GTK}" = "yes"; then | |
2740 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2741 | USE_TOOLKIT_SCROLL_BARS=yes | |
2742 | elif test "${HAVE_NS}" = "yes"; then | |
2743 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2744 | USE_TOOLKIT_SCROLL_BARS=yes | |
0fda9b75 DC |
2745 | elif test "${HAVE_W32}" = "yes"; then |
2746 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2747 | USE_TOOLKIT_SCROLL_BARS=yes | |
067d23c9 KY |
2748 | fi |
2749 | fi | |
2750 | ||
2751 | dnl See if XIM is available. | |
181855e6 | 2752 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2753 | #include <X11/Xlib.h> |
181855e6 GM |
2754 | #include <X11/Xresource.h>]], |
2755 | [[XIMProc callback;]])], | |
067d23c9 KY |
2756 | [HAVE_XIM=yes |
2757 | AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available])], | |
2758 | HAVE_XIM=no) | |
2759 | ||
2760 | dnl `--with-xim' now controls only the initial value of use_xim at run time. | |
2761 | ||
2762 | if test "${with_xim}" != "no"; then | |
2763 | AC_DEFINE(USE_XIM, 1, | |
2764 | [Define to 1 if we should use XIM, if it is available.]) | |
2765 | fi | |
2766 | ||
2767 | ||
2768 | if test "${HAVE_XIM}" != "no"; then | |
2769 | late_CFLAGS=$CFLAGS | |
2770 | if test "$GCC" = yes; then | |
2771 | CFLAGS="$CFLAGS --pedantic-errors" | |
2772 | fi | |
181855e6 | 2773 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2774 | #include <X11/Xlib.h> |
181855e6 GM |
2775 | #include <X11/Xresource.h>]], |
2776 | [[Display *display; | |
067d23c9 KY |
2777 | XrmDatabase db; |
2778 | char *res_name; | |
2779 | char *res_class; | |
2780 | XIMProc callback; | |
2781 | XPointer *client_data; | |
2782 | #ifndef __GNUC__ | |
2783 | /* If we're not using GCC, it's probably not XFree86, and this is | |
2784 | probably right, but we can't use something like --pedantic-errors. */ | |
2785 | extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*, | |
2786 | char*, XIMProc, XPointer*); | |
2787 | #endif | |
2788 | (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback, | |
181855e6 | 2789 | client_data);]])], |
067d23c9 KY |
2790 | [emacs_cv_arg6_star=yes]) |
2791 | AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6, | |
2792 | [Define to the type of the 6th arg of XRegisterIMInstantiateCallback, | |
2793 | either XPointer or XPointer*.])dnl | |
2794 | if test "$emacs_cv_arg6_star" = yes; then | |
2795 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*]) | |
2796 | else | |
2797 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer]) | |
2798 | fi | |
2799 | CFLAGS=$late_CFLAGS | |
2800 | fi | |
2801 | ||
2802 | ### Start of font-backend (under any platform) section. | |
2803 | # (nothing here yet -- this is a placeholder) | |
2804 | ### End of font-backend (under any platform) section. | |
2805 | ||
2806 | ### Start of font-backend (under X11) section. | |
2807 | if test "${HAVE_X11}" = "yes"; then | |
2bafb7c4 PE |
2808 | EMACS_CHECK_MODULES([FONTCONFIG], [fontconfig >= 2.2.0], |
2809 | [HAVE_FC=yes], [HAVE_FC=no]) | |
067d23c9 KY |
2810 | |
2811 | ## Use -lXft if available, unless `--with-xft=no'. | |
2812 | HAVE_XFT=maybe | |
2813 | if test "${HAVE_FC}" = "no" || test "x${with_x}" = "xno"; then | |
2814 | with_xft="no"; | |
2815 | fi | |
2816 | if test "x${with_xft}" != "xno"; then | |
2817 | ||
2bafb7c4 | 2818 | EMACS_CHECK_MODULES([XFT], [xft >= 0.13.0], [], [HAVE_XFT=no]) |
067d23c9 KY |
2819 | ## Because xftfont.c uses XRenderQueryExtension, we also |
2820 | ## need to link to -lXrender. | |
2821 | HAVE_XRENDER=no | |
2822 | AC_CHECK_LIB(Xrender, XRenderQueryExtension, HAVE_XRENDER=yes) | |
2823 | if test "$HAVE_XFT" != no && test "$HAVE_XRENDER" != no; then | |
2824 | OLD_CPPFLAGS="$CPPFLAGS" | |
2825 | OLD_CFLAGS="$CFLAGS" | |
2826 | OLD_LIBS="$LIBS" | |
2827 | CPPFLAGS="$CPPFLAGS $XFT_CFLAGS" | |
2828 | CFLAGS="$CFLAGS $XFT_CFLAGS" | |
2829 | XFT_LIBS="-lXrender $XFT_LIBS" | |
2830 | LIBS="$XFT_LIBS $LIBS" | |
2831 | AC_CHECK_HEADER(X11/Xft/Xft.h, | |
ab6a27d8 GM |
2832 | AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS) , , |
2833 | [[#include <X11/X.h>]]) | |
067d23c9 KY |
2834 | |
2835 | if test "${HAVE_XFT}" = "yes"; then | |
2836 | AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.]) | |
2837 | AC_SUBST(XFT_LIBS) | |
2838 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS" | |
067d23c9 | 2839 | fi # "${HAVE_XFT}" = "yes" |
93ca4887 PE |
2840 | CPPFLAGS=$OLD_CPPFLAGS |
2841 | CFLAGS=$OLD_CFLAGS | |
2842 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2843 | fi # "$HAVE_XFT" != no |
2844 | fi # "x${with_xft}" != "xno" | |
2845 | ||
870d9cf6 GM |
2846 | ## We used to allow building with FreeType and without Xft. |
2847 | ## However, the ftx font backend driver is not in good shape. | |
067d23c9 | 2848 | if test "$HAVE_XFT" != "yes"; then |
870d9cf6 | 2849 | dnl For the "Does Emacs use" message at the end. |
067d23c9 | 2850 | HAVE_XFT=no |
870d9cf6 GM |
2851 | HAVE_FREETYPE=no |
2852 | else | |
2853 | dnl Strict linkers fail with | |
2854 | dnl ftfont.o: undefined reference to symbol 'FT_New_Face' | |
2855 | dnl if -lfreetype is not specified. | |
2856 | dnl The following is needed to set FREETYPE_LIBS. | |
2bafb7c4 | 2857 | EMACS_CHECK_MODULES([FREETYPE], [freetype2]) |
870d9cf6 GM |
2858 | |
2859 | test "$HAVE_FREETYPE" = "no" && AC_MSG_ERROR(libxft requires libfreetype) | |
067d23c9 KY |
2860 | fi |
2861 | ||
067d23c9 KY |
2862 | HAVE_LIBOTF=no |
2863 | if test "${HAVE_FREETYPE}" = "yes"; then | |
2864 | AC_DEFINE(HAVE_FREETYPE, 1, | |
2865 | [Define to 1 if using the freetype and fontconfig libraries.]) | |
2866 | if test "${with_libotf}" != "no"; then | |
2bafb7c4 | 2867 | EMACS_CHECK_MODULES([LIBOTF], [libotf]) |
067d23c9 KY |
2868 | if test "$HAVE_LIBOTF" = "yes"; then |
2869 | AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.]) | |
2870 | AC_CHECK_LIB(otf, OTF_get_variation_glyphs, | |
2871 | HAVE_OTF_GET_VARIATION_GLYPHS=yes, | |
2872 | HAVE_OTF_GET_VARIATION_GLYPHS=no) | |
2873 | if test "${HAVE_OTF_GET_VARIATION_GLYPHS}" = "yes"; then | |
2874 | AC_DEFINE(HAVE_OTF_GET_VARIATION_GLYPHS, 1, | |
2875 | [Define to 1 if libotf has OTF_get_variation_glyphs.]) | |
2876 | fi | |
2877 | fi | |
2878 | fi | |
2879 | dnl FIXME should there be an error if HAVE_FREETYPE != yes? | |
2880 | dnl Does the new font backend require it, or can it work without it? | |
2881 | fi | |
2882 | ||
2883 | HAVE_M17N_FLT=no | |
2884 | if test "${HAVE_LIBOTF}" = yes; then | |
2885 | if test "${with_m17n_flt}" != "no"; then | |
2bafb7c4 | 2886 | EMACS_CHECK_MODULES([M17N_FLT], [m17n-flt]) |
067d23c9 KY |
2887 | if test "$HAVE_M17N_FLT" = "yes"; then |
2888 | AC_DEFINE(HAVE_M17N_FLT, 1, [Define to 1 if using libm17n-flt.]) | |
2889 | fi | |
2890 | fi | |
2891 | fi | |
2892 | else | |
2893 | HAVE_XFT=no | |
2894 | HAVE_FREETYPE=no | |
2895 | HAVE_LIBOTF=no | |
2896 | HAVE_M17N_FLT=no | |
2897 | fi | |
2898 | ||
2899 | ### End of font-backend (under X11) section. | |
2900 | ||
2901 | AC_SUBST(FREETYPE_CFLAGS) | |
2902 | AC_SUBST(FREETYPE_LIBS) | |
2903 | AC_SUBST(FONTCONFIG_CFLAGS) | |
2904 | AC_SUBST(FONTCONFIG_LIBS) | |
2905 | AC_SUBST(LIBOTF_CFLAGS) | |
2906 | AC_SUBST(LIBOTF_LIBS) | |
2907 | AC_SUBST(M17N_FLT_CFLAGS) | |
2908 | AC_SUBST(M17N_FLT_LIBS) | |
2909 | ||
2910 | ### Use -lXpm if available, unless `--with-xpm=no'. | |
fb0862b2 | 2911 | ### mingw32 doesn't use -lXpm, since it loads the library dynamically. |
067d23c9 KY |
2912 | HAVE_XPM=no |
2913 | LIBXPM= | |
fb0862b2 | 2914 | if test "${HAVE_W32}" = "yes" && test "${opsys}" = "cygwin"; then |
0fda9b75 DC |
2915 | if test "${with_xpm}" != "no"; then |
2916 | SAVE_CPPFLAGS="$CPPFLAGS" | |
2917 | SAVE_LDFLAGS="$LDFLAGS" | |
2918 | CPPFLAGS="$CPPFLAGS -I/usr/include/noX" | |
2919 | LDFLAGS="$LDFLAGS -L/usr/lib/noX" | |
2920 | AC_CHECK_HEADER(X11/xpm.h, | |
2921 | [AC_CHECK_LIB(Xpm, XpmReadFileToImage, HAVE_XPM=yes)]) | |
2922 | if test "${HAVE_XPM}" = "yes"; then | |
2923 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2924 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2925 | [#include "X11/xpm.h" | |
2926 | #ifndef XpmReturnAllocPixels | |
2927 | no_return_alloc_pixels | |
2928 | #endif | |
2929 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
2930 | ||
2931 | if test "${HAVE_XPM}" = "yes"; then | |
2932 | REAL_CPPFLAGS="$REAL_CPPFLAGS -I/usr/include/noX" | |
2933 | AC_MSG_RESULT(yes) | |
2934 | else | |
2935 | AC_MSG_RESULT(no) | |
2936 | CPPFLAGS="$SAVE_CPPFLAGS" | |
2937 | LDFLAGS="$SAVE_LDFLAGS" | |
2938 | fi | |
2939 | fi | |
2940 | fi | |
2941 | ||
2942 | if test "${HAVE_XPM}" = "yes"; then | |
791ef5f8 | 2943 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
0fda9b75 DC |
2944 | LIBXPM=-lXpm |
2945 | fi | |
2946 | fi | |
2947 | ||
067d23c9 KY |
2948 | if test "${HAVE_X11}" = "yes"; then |
2949 | if test "${with_xpm}" != "no"; then | |
2950 | AC_CHECK_HEADER(X11/xpm.h, | |
2951 | [AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)]) | |
2952 | if test "${HAVE_XPM}" = "yes"; then | |
2953 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2954 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2955 | [#include "X11/xpm.h" | |
2956 | #ifndef XpmReturnAllocPixels | |
2957 | no_return_alloc_pixels | |
2958 | #endif | |
2959 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
2960 | ||
2961 | if test "${HAVE_XPM}" = "yes"; then | |
2962 | AC_MSG_RESULT(yes) | |
2963 | else | |
2964 | AC_MSG_RESULT(no) | |
2965 | fi | |
2966 | fi | |
2967 | fi | |
2968 | ||
2969 | if test "${HAVE_XPM}" = "yes"; then | |
20db1522 | 2970 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
067d23c9 KY |
2971 | LIBXPM=-lXpm |
2972 | fi | |
2973 | fi | |
0fda9b75 | 2974 | |
09e94df2 EZ |
2975 | ### FIXME: Perhaps regroup to minimize code duplication due to MinGW's |
2976 | ### slightly different requirements wrt image libraries (it doesn't | |
2977 | ### use -lXpm because it loads the xpm shared library dynamically at | |
2978 | ### run time). | |
fb0862b2 EZ |
2979 | if test "${opsys}" = "mingw32"; then |
2980 | if test "${with_xpm}" != "no"; then | |
1f8f81c8 | 2981 | AC_CHECK_HEADER(X11/xpm.h, HAVE_XPM=yes, HAVE_XPM=no, [ |
fb0862b2 | 2982 | #define FOR_MSW 1]) |
fb0862b2 EZ |
2983 | fi |
2984 | ||
2985 | if test "${HAVE_XPM}" = "yes"; then | |
2986 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) | |
2987 | fi | |
2988 | fi | |
2989 | ||
067d23c9 KY |
2990 | AC_SUBST(LIBXPM) |
2991 | ||
2992 | ### Use -ljpeg if available, unless `--with-jpeg=no'. | |
fb0862b2 | 2993 | ### mingw32 doesn't use -ljpeg, since it loads the library dynamically. |
067d23c9 KY |
2994 | HAVE_JPEG=no |
2995 | LIBJPEG= | |
fb0862b2 | 2996 | if test "${opsys}" = "mingw32"; then |
067d23c9 KY |
2997 | if test "${with_jpeg}" != "no"; then |
2998 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
fb0862b2 EZ |
2999 | dnl HAVE_STDLIB_H. |
3000 | AC_CHECK_HEADER(jerror.h, HAVE_JPEG=yes, HAVE_JPEG=no) | |
067d23c9 | 3001 | fi |
067d23c9 KY |
3002 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl |
3003 | if test "${HAVE_JPEG}" = "yes"; then | |
3004 | AC_DEFINE(HAVE_JPEG) | |
3005 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
3006 | [#include <jpeglib.h> | |
3007 | version=JPEG_LIB_VERSION | |
3008 | ], | |
3009 | [AC_DEFINE(HAVE_JPEG)], | |
3010 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
3011 | HAVE_JPEG=no]) | |
3012 | fi | |
fb0862b2 EZ |
3013 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then |
3014 | if test "${with_jpeg}" != "no"; then | |
3015 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
3016 | dnl HAVE_STDLIB_H. | |
3017 | AC_CHECK_HEADER(jerror.h, | |
3018 | [AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes)]) | |
3019 | fi | |
3020 | ||
3021 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl | |
3022 | if test "${HAVE_JPEG}" = "yes"; then | |
3023 | AC_DEFINE(HAVE_JPEG) | |
3024 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
3025 | [#include <jpeglib.h> | |
3026 | version=JPEG_LIB_VERSION | |
3027 | ], | |
3028 | [AC_DEFINE(HAVE_JPEG)], | |
3029 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
3030 | HAVE_JPEG=no]) | |
3031 | fi | |
067d23c9 KY |
3032 | if test "${HAVE_JPEG}" = "yes"; then |
3033 | LIBJPEG=-ljpeg | |
3034 | fi | |
3035 | fi | |
3036 | AC_SUBST(LIBJPEG) | |
3037 | ||
313546eb LMI |
3038 | HAVE_ZLIB=no |
3039 | LIBZ= | |
8d28d0ac | 3040 | if test "${with_zlib}" != "no"; then |
1d238bc7 PE |
3041 | OLIBS=$LIBS |
3042 | AC_SEARCH_LIBS([inflateEnd], [z], [HAVE_ZLIB=yes]) | |
3043 | LIBS=$OLIBS | |
3044 | case $ac_cv_search_inflateEnd in | |
3045 | -*) LIBZ=$ac_cv_search_inflateEnd ;; | |
3046 | esac | |
313546eb | 3047 | fi |
8d28d0ac PE |
3048 | if test "${HAVE_ZLIB}" = "yes"; then |
3049 | AC_DEFINE([HAVE_ZLIB], 1, [Define to 1 if you have the zlib library (-lz).]) | |
aa942e2b EZ |
3050 | ### mingw32 doesn't use -lz, since it loads the library dynamically. |
3051 | if test "${opsys}" = "mingw32"; then | |
3052 | LIBZ= | |
3053 | fi | |
8d28d0ac | 3054 | fi |
313546eb LMI |
3055 | AC_SUBST(LIBZ) |
3056 | ||
f8c2cef5 PE |
3057 | ### Use -lpng if available, unless `--with-png=no'. |
3058 | HAVE_PNG=no | |
3059 | LIBPNG= | |
3060 | PNG_CFLAGS= | |
440cef5f JD |
3061 | if test "${NS_IMPL_COCOA}" = yes; then |
3062 | : # Nothing to do | |
3063 | elif test "${with_png}" != no; then | |
f8c2cef5 PE |
3064 | # mingw32 loads the library dynamically. |
3065 | if test "$opsys" = mingw32; then | |
3066 | AC_CHECK_HEADER([png.h], [HAVE_PNG=yes]) | |
3067 | elif png_cflags=`(libpng-config --cflags) 2>&AS_MESSAGE_LOG_FD` && | |
3068 | png_libs=`(libpng-config --libs) 2>&AS_MESSAGE_LOG_FD` | |
3069 | then | |
3070 | HAVE_PNG=yes | |
3071 | PNG_CFLAGS=`AS_ECHO(["$png_cflags"]) | sed -e "$edit_cflags"` | |
3072 | LIBPNG=$png_libs | |
3073 | else | |
3074 | # libpng-config does not work; configure by hand. | |
3075 | # Debian unstable as of July 2003 has multiple libpngs, and puts png.h | |
3076 | # in /usr/include/libpng. | |
3077 | AC_CHECK_HEADERS([png.h libpng/png.h], | |
3078 | [AC_CHECK_LIB([png], [png_get_channels], | |
3079 | [HAVE_PNG=yes | |
3080 | LIBPNG='-lpng' | |
3081 | if test "$ac_cv_header_png_h" != yes; then | |
3082 | PNG_CFLAGS=-I/usr/include/libpng | |
3083 | fi | |
3084 | break], | |
3085 | [], [-lz -lm])]) | |
3086 | fi | |
3087 | # $LIBPNG requires explicit -lz in some cases. | |
3088 | # We don't know what those cases are, exactly, so play it safe and | |
3089 | # append -lz to any nonempty $LIBPNG, unless we're already using LIBZ. | |
3090 | if test -n "$LIBPNG" && test -z "$LIBZ"; then | |
3091 | LIBPNG="$LIBPNG -lz" | |
3092 | fi | |
3093 | fi | |
3094 | if test $HAVE_PNG = yes; then | |
3095 | AC_DEFINE([HAVE_PNG], [1], [Define to 1 if you have the png library.]) | |
3096 | ||
3097 | SAVE_CFLAGS=$CFLAGS | |
3098 | CFLAGS="$CFLAGS $PNG_CFLAGS" | |
3099 | AC_CHECK_DECL([png_longjmp], | |
3100 | [], | |
3101 | [AC_DEFINE([PNG_DEPSTRUCT], [], | |
3102 | [Define to empty to suppress deprecation warnings when building | |
3103 | with --enable-gcc-warnings and with libpng versions before 1.5, | |
3104 | which lack png_longjmp.])], | |
3105 | [[#include <png.h> | |
3106 | ]]) | |
3107 | CFLAGS=$SAVE_CFLAGS | |
3108 | fi | |
3109 | AC_SUBST(LIBPNG) | |
3110 | AC_SUBST(PNG_CFLAGS) | |
313546eb | 3111 | |
067d23c9 | 3112 | ### Use -ltiff if available, unless `--with-tiff=no'. |
fb0862b2 | 3113 | ### mingw32 doesn't use -ltiff, since it loads the library dynamically. |
067d23c9 KY |
3114 | HAVE_TIFF=no |
3115 | LIBTIFF= | |
fb0862b2 EZ |
3116 | if test "${opsys}" = "mingw32"; then |
3117 | if test "${with_tiff}" != "no"; then | |
3118 | AC_CHECK_HEADER(tiffio.h, HAVE_TIFF=yes, HAVE_TIFF=no) | |
3119 | fi | |
3120 | if test "${HAVE_TIFF}" = "yes"; then | |
3121 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3122 | fi | |
3123 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then | |
067d23c9 KY |
3124 | if test "${with_tiff}" != "no"; then |
3125 | AC_CHECK_HEADER(tiffio.h, | |
3126 | [tifflibs="-lz -lm" | |
3127 | # At least one tiff package requires the jpeg library. | |
3128 | if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi | |
3129 | AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs)]) | |
3130 | fi | |
3131 | ||
3132 | if test "${HAVE_TIFF}" = "yes"; then | |
3133 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3134 | dnl FIXME -lz -lm, as per libpng? | |
3135 | LIBTIFF=-ltiff | |
3136 | fi | |
3137 | fi | |
3138 | AC_SUBST(LIBTIFF) | |
3139 | ||
3140 | ### Use -lgif or -lungif if available, unless `--with-gif=no'. | |
fb0862b2 | 3141 | ### mingw32 doesn't use -lgif/-lungif, since it loads the library dynamically. |
067d23c9 KY |
3142 | HAVE_GIF=no |
3143 | LIBGIF= | |
fb0862b2 EZ |
3144 | if test "${opsys}" = "mingw32"; then |
3145 | if test "${with_gif}" != "no"; then | |
3146 | AC_CHECK_HEADER(gif_lib.h, HAVE_GIF=yes, HAVE_GIF=no) | |
3147 | fi | |
3148 | if test "${HAVE_GIF}" = "yes"; then | |
3149 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3150 | fi | |
3151 | elif test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no" \ | |
0fda9b75 | 3152 | || test "${HAVE_W32}" = "yes"; then |
067d23c9 KY |
3153 | AC_CHECK_HEADER(gif_lib.h, |
3154 | # EGifPutExtensionLast only exists from version libungif-4.1.0b1. | |
f3606ef7 BF |
3155 | # Earlier versions can crash Emacs, but version 5.0 removes EGifPutExtensionLast. |
3156 | [AC_CHECK_LIB(gif, GifMakeMapObject, HAVE_GIF=yes, | |
3157 | [AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=maybe)])]) | |
067d23c9 KY |
3158 | |
3159 | if test "$HAVE_GIF" = yes; then | |
3160 | LIBGIF=-lgif | |
3161 | elif test "$HAVE_GIF" = maybe; then | |
3162 | # If gif_lib.h but no libgif, try libungif. | |
3163 | AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=no) | |
3164 | test "$HAVE_GIF" = yes && LIBGIF=-lungif | |
3165 | fi | |
3166 | ||
3167 | if test "${HAVE_GIF}" = "yes"; then | |
3168 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3169 | fi | |
3170 | fi | |
3171 | AC_SUBST(LIBGIF) | |
3172 | ||
139f5284 | 3173 | dnl Check for required libraries. |
067d23c9 KY |
3174 | if test "${HAVE_X11}" = "yes"; then |
3175 | MISSING="" | |
3176 | WITH_NO="" | |
3177 | test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" && | |
3178 | MISSING="libXpm" && WITH_NO="--with-xpm=no" | |
3179 | test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" && | |
3180 | MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no" | |
3181 | test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" && | |
3182 | MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no" | |
3183 | test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" && | |
3184 | MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no" | |
3185 | test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" && | |
3186 | MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no" | |
3187 | ||
3188 | if test "X${MISSING}" != X; then | |
139f5284 | 3189 | AC_MSG_ERROR([The following required libraries were not found: |
067d23c9 KY |
3190 | $MISSING |
3191 | Maybe some development libraries/packages are missing? | |
139f5284 | 3192 | If you don't want to link with them give |
067d23c9 | 3193 | $WITH_NO |
139f5284 | 3194 | as options to configure]) |
067d23c9 KY |
3195 | fi |
3196 | fi | |
3197 | ||
3198 | ### Use -lgpm if available, unless `--with-gpm=no'. | |
3199 | HAVE_GPM=no | |
3200 | LIBGPM= | |
067d23c9 KY |
3201 | if test "${with_gpm}" != "no"; then |
3202 | AC_CHECK_HEADER(gpm.h, | |
3203 | [AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes)]) | |
3204 | ||
3205 | if test "${HAVE_GPM}" = "yes"; then | |
3206 | AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).]) | |
3207 | LIBGPM=-lgpm | |
067d23c9 KY |
3208 | fi |
3209 | fi | |
3210 | AC_SUBST(LIBGPM) | |
3211 | ||
3212 | dnl Check for malloc/malloc.h on darwin | |
0e7a053e | 3213 | AC_CHECK_HEADERS_ONCE(malloc/malloc.h) |
067d23c9 | 3214 | |
2f097256 | 3215 | GNUSTEP_CFLAGS= |
067d23c9 KY |
3216 | ### Use NeXTstep API to implement GUI. |
3217 | if test "${HAVE_NS}" = "yes"; then | |
3218 | AC_DEFINE(HAVE_NS, 1, [Define to 1 if you are using the NeXTstep API, either GNUstep or Cocoa on Mac OS X.]) | |
3219 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
3220 | AC_DEFINE(NS_IMPL_COCOA, 1, [Define to 1 if you are using NS windowing under MacOS X.]) | |
067d23c9 KY |
3221 | fi |
3222 | if test "${NS_IMPL_GNUSTEP}" = "yes"; then | |
3223 | AC_DEFINE(NS_IMPL_GNUSTEP, 1, [Define to 1 if you are using NS windowing under GNUstep.]) | |
3224 | # See also .m.o rule in Makefile.in */ | |
3225 | # FIXME: are all these flags really needed? Document here why. */ | |
2f097256 | 3226 | GNUSTEP_CFLAGS="-D_REENTRANT -fPIC -fno-strict-aliasing -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" |
0cc87afb GM |
3227 | ## Extra CFLAGS applied to src/*.m files. |
3228 | GNU_OBJC_CFLAGS="$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 | 3229 | fi |
067d23c9 KY |
3230 | OTHER_FILES=ns-app |
3231 | fi | |
3232 | ||
067d23c9 KY |
3233 | ### Use session management (-lSM -lICE) if available |
3234 | HAVE_X_SM=no | |
3235 | LIBXSM= | |
3236 | if test "${HAVE_X11}" = "yes"; then | |
3237 | AC_CHECK_HEADER(X11/SM/SMlib.h, | |
3238 | [AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE)]) | |
3239 | ||
3240 | if test "${HAVE_X_SM}" = "yes"; then | |
3241 | AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).]) | |
3242 | LIBXSM="-lSM -lICE" | |
067d23c9 KY |
3243 | fi |
3244 | fi | |
3245 | AC_SUBST(LIBXSM) | |
3246 | ||
4e3f9230 YM |
3247 | ### Use XRandr (-lXrandr) if available |
3248 | HAVE_XRANDR=no | |
3249 | if test "${HAVE_X11}" = "yes"; then | |
3250 | XRANDR_REQUIRED=1.2.2 | |
3251 | XRANDR_MODULES="xrandr >= $XRANDR_REQUIRED" | |
2bafb7c4 | 3252 | EMACS_CHECK_MODULES([XRANDR], [$XRANDR_MODULES]) |
4e3f9230 YM |
3253 | if test $HAVE_XRANDR = no; then |
3254 | # Test old way in case pkg-config doesn't have it (older machines). | |
3255 | AC_CHECK_HEADER(X11/extensions/Xrandr.h, | |
2d8ac645 | 3256 | [AC_CHECK_LIB(Xrandr, XRRGetScreenResources, HAVE_XRANDR=yes)]) |
4e3f9230 YM |
3257 | if test $HAVE_XRANDR = yes; then |
3258 | XRANDR_LIBS=-lXrandr | |
4e3f9230 YM |
3259 | fi |
3260 | fi | |
3261 | if test $HAVE_XRANDR = yes; then | |
3262 | SAVE_CFLAGS="$CFLAGS" | |
3263 | SAVE_LIBS="$LIBS" | |
3264 | CFLAGS="$XRANDR_CFLAGS $CFLAGS" | |
3265 | LIBS="$XRANDR_LIBS $LIBS" | |
3266 | AC_CHECK_FUNCS(XRRGetOutputPrimary XRRGetScreenResourcesCurrent) | |
3267 | CFLAGS="$SAVE_CFLAGS" | |
3268 | LIBS="$SAVE_LIBS" | |
3269 | ||
3270 | AC_DEFINE(HAVE_XRANDR, 1, [Define to 1 if you have the XRandr extension.]) | |
3271 | fi | |
3272 | fi | |
b05e08a4 GM |
3273 | AC_SUBST(XRANDR_CFLAGS) |
3274 | AC_SUBST(XRANDR_LIBS) | |
4e3f9230 YM |
3275 | |
3276 | ### Use Xinerama (-lXinerama) if available | |
3277 | HAVE_XINERAMA=no | |
3278 | if test "${HAVE_X11}" = "yes"; then | |
3279 | XINERAMA_REQUIRED=1.0.2 | |
3280 | XINERAMA_MODULES="xinerama >= $XINERAMA_REQUIRED" | |
2bafb7c4 | 3281 | EMACS_CHECK_MODULES([XINERAMA], [$XINERAMA_MODULES]) |
4e3f9230 YM |
3282 | if test $HAVE_XINERAMA = no; then |
3283 | # Test old way in case pkg-config doesn't have it (older machines). | |
3284 | AC_CHECK_HEADER(X11/extensions/Xinerama.h, | |
3285 | [AC_CHECK_LIB(Xinerama, XineramaQueryExtension, HAVE_XINERAMA=yes)]) | |
3286 | if test $HAVE_XINERAMA = yes; then | |
3287 | XINERAMA_LIBS=-lXinerama | |
4e3f9230 YM |
3288 | fi |
3289 | fi | |
3290 | if test $HAVE_XINERAMA = yes; then | |
3291 | AC_DEFINE(HAVE_XINERAMA, 1, [Define to 1 if you have the Xinerama extension.]) | |
3292 | fi | |
3293 | fi | |
b05e08a4 GM |
3294 | AC_SUBST(XINERAMA_CFLAGS) |
3295 | AC_SUBST(XINERAMA_LIBS) | |
4e3f9230 | 3296 | |
d3e5c0ea DA |
3297 | ### Use Xfixes (-lXfixes) if available |
3298 | HAVE_XFIXES=no | |
3299 | if test "${HAVE_X11}" = "yes"; then | |
3300 | XFIXES_REQUIRED=4.0.0 | |
3301 | XFIXES_MODULES="xfixes >= $XFIXES_REQUIRED" | |
3302 | EMACS_CHECK_MODULES([XFIXES], [$XFIXES_MODULES]) | |
3303 | if test $HAVE_XFIXES = no; then | |
3304 | # Test old way in case pkg-config doesn't have it (older machines). | |
3305 | AC_CHECK_HEADER(X11/extensions/Xfixes.h, | |
3306 | [AC_CHECK_LIB(Xfixes, XFixesHideCursor, HAVE_XFIXES=yes)]) | |
3307 | if test $HAVE_XFIXES = yes; then | |
3308 | XFIXES_LIBS=-lXfixes | |
3309 | fi | |
3310 | fi | |
3311 | if test $HAVE_XFIXES = yes; then | |
3312 | AC_DEFINE(HAVE_XFIXES, 1, [Define to 1 if you have the Xfixes extension.]) | |
3313 | fi | |
3314 | fi | |
3315 | AC_SUBST(XFIXES_CFLAGS) | |
3316 | AC_SUBST(XFIXES_LIBS) | |
4e3f9230 | 3317 | |
067d23c9 | 3318 | ### Use libxml (-lxml2) if available |
fb0862b2 | 3319 | ### mingw32 doesn't use -lxml2, since it loads the library dynamically. |
04d51ad4 | 3320 | HAVE_LIBXML2=no |
067d23c9 KY |
3321 | if test "${with_xml2}" != "no"; then |
3322 | ### I'm not sure what the version number should be, so I just guessed. | |
2bafb7c4 | 3323 | EMACS_CHECK_MODULES([LIBXML2], [libxml-2.0 > 2.6.17]) |
6b4914d2 YM |
3324 | # Built-in libxml2 on OS X 10.8 lacks libxml-2.0.pc. |
3325 | if test "${HAVE_LIBXML2}" != "yes" -a "$opsys" = "darwin"; then | |
3326 | SAVE_CPPFLAGS="$CPPFLAGS" | |
b9c299ef | 3327 | CPPFLAGS="$CPPFLAGS -I$xcsdkdir/usr/include/libxml2" |
6b4914d2 YM |
3328 | AC_CHECK_HEADER(libxml/HTMLparser.h, |
3329 | [AC_CHECK_DECL(HTML_PARSE_RECOVER, HAVE_LIBXML2=yes, , | |
3330 | [#include <libxml/HTMLparser.h>])]) | |
3331 | CPPFLAGS="$SAVE_CPPFLAGS" | |
3332 | if test "${HAVE_LIBXML2}" = "yes"; then | |
7c8114cb | 3333 | LIBXML2_CFLAGS="-I'$xcsdkdir/usr/include/libxml2'" |
6b4914d2 | 3334 | LIBXML2_LIBS="-lxml2" |
6b4914d2 YM |
3335 | fi |
3336 | fi | |
067d23c9 | 3337 | if test "${HAVE_LIBXML2}" = "yes"; then |
fb0862b2 | 3338 | if test "${opsys}" != "mingw32"; then |
93ca4887 PE |
3339 | AC_CHECK_LIB(xml2, htmlReadMemory, HAVE_LIBXML2=yes, HAVE_LIBXML2=no |
3340 | [$LIBXML2_LIBS]) | |
a414bed5 EZ |
3341 | else |
3342 | LIBXML2_LIBS="" | |
fb0862b2 | 3343 | fi |
067d23c9 KY |
3344 | if test "${HAVE_LIBXML2}" = "yes"; then |
3345 | AC_DEFINE(HAVE_LIBXML2, 1, [Define to 1 if you have the libxml library (-lxml2).]) | |
3346 | else | |
3347 | LIBXML2_LIBS="" | |
3348 | LIBXML2_CFLAGS="" | |
3349 | fi | |
3350 | fi | |
3351 | fi | |
3352 | AC_SUBST(LIBXML2_LIBS) | |
3353 | AC_SUBST(LIBXML2_CFLAGS) | |
3354 | ||
3355 | # If netdb.h doesn't declare h_errno, we must declare it by hand. | |
9e821c83 | 3356 | # On MinGW, that is provided by nt/inc/sys/socket.h and w32.c. |
fb0862b2 EZ |
3357 | if test "${opsys}" = "mingw32"; then |
3358 | emacs_cv_netdb_declares_h_errno=yes | |
3359 | fi | |
067d23c9 KY |
3360 | AC_CACHE_CHECK(whether netdb declares h_errno, |
3361 | emacs_cv_netdb_declares_h_errno, | |
181855e6 GM |
3362 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], |
3363 | [[return h_errno;]])], | |
067d23c9 KY |
3364 | emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)]) |
3365 | if test $emacs_cv_netdb_declares_h_errno = yes; then | |
3366 | AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.]) | |
3367 | fi | |
3368 | ||
067d23c9 KY |
3369 | # Check for mail-locking functions in a "mail" library. Probably this should |
3370 | # have the same check as for liblockfile below. | |
3371 | AC_CHECK_LIB(mail, maillock, have_mail=yes, have_mail=no) | |
3372 | if test $have_mail = yes; then | |
3373 | LIBS_MAIL=-lmail | |
067d23c9 | 3374 | AC_DEFINE(HAVE_LIBMAIL, 1, [Define to 1 if you have the `mail' library (-lmail).]) |
93ca4887 PE |
3375 | |
3376 | OLD_LIBS=$LIBS | |
3377 | LIBS="$LIBS_MAIL $LIBS" | |
3378 | AC_CHECK_FUNCS(touchlock) | |
3379 | LIBS=$OLD_LIBS | |
067d23c9 KY |
3380 | else |
3381 | LIBS_MAIL= | |
3382 | fi | |
3383 | dnl Debian, at least: | |
3384 | AC_CHECK_LIB(lockfile, maillock, have_lockfile=yes, have_lockfile=no) | |
3385 | if test $have_lockfile = yes; then | |
3386 | LIBS_MAIL=-llockfile | |
067d23c9 KY |
3387 | AC_DEFINE(HAVE_LIBLOCKFILE, 1, [Define to 1 if you have the `lockfile' library (-llockfile).]) |
3388 | else | |
3389 | # If we have the shared liblockfile, assume we must use it for mail | |
3390 | # locking (e.g. Debian). If we couldn't link against liblockfile | |
3391 | # (no liblockfile.a installed), ensure that we don't need to. | |
3392 | dnl This works for files generally, not just executables. | |
3393 | dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf? | |
3394 | AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no, | |
3395 | /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH) | |
3396 | if test $ac_cv_prog_liblockfile = yes; then | |
3397 | AC_MSG_ERROR([Shared liblockfile found but can't link against it. | |
3398 | This probably means that movemail could lose mail. | |
3399 | There may be a `development' package to install containing liblockfile.]) | |
3400 | fi | |
3401 | fi | |
0e7a053e | 3402 | AC_CHECK_HEADERS_ONCE(maillock.h) |
067d23c9 KY |
3403 | AC_SUBST(LIBS_MAIL) |
3404 | ||
3405 | ## Define MAIL_USE_FLOCK (or LOCKF) if the mailer uses flock (or lockf) to | |
3406 | ## interlock access to the mail spool. The alternative is a lock file named | |
3407 | ## /usr/spool/mail/$USER.lock. | |
3408 | mail_lock=no | |
3409 | case "$opsys" in | |
3410 | aix4-2) mail_lock="lockf" ;; | |
3411 | ||
7e00831f | 3412 | gnu|freebsd|dragonfly|netbsd|openbsd|darwin|irix6-5) mail_lock="flock" ;; |
067d23c9 KY |
3413 | |
3414 | ## On GNU/Linux systems, both methods are used by various mail programs. | |
3415 | ## I assume most people are using newer mailers that have heard of flock. | |
3416 | ## Change this if you need to. | |
3417 | ## Debian contains a patch which says: ``On Debian/GNU/Linux systems, | |
3418 | ## configure gets the right answers, and that means *NOT* using flock. | |
3419 | ## Using flock is guaranteed to be the wrong thing. See Debian Policy | |
3420 | ## for details.'' and then uses `#ifdef DEBIAN'. Unfortunately the | |
3421 | ## Debian maintainer hasn't provided a clean fix for Emacs. | |
3422 | ## movemail.c will use `maillock' when MAILDIR, HAVE_LIBMAIL and | |
3423 | ## HAVE_MAILLOCK_H are defined, so the following appears to be the | |
3424 | ## correct logic. -- fx | |
3425 | ## We must check for HAVE_LIBLOCKFILE too, as movemail does. | |
3426 | ## liblockfile is a Free Software replacement for libmail, used on | |
3427 | ## Debian systems and elsewhere. -rfr. | |
3428 | gnu-*) | |
3429 | mail_lock="flock" | |
3430 | if test $have_mail = yes || test $have_lockfile = yes; then | |
3431 | test $ac_cv_header_maillock_h = yes && mail_lock=no | |
3432 | fi | |
3433 | ;; | |
64544985 EZ |
3434 | |
3435 | mingw32) | |
3436 | mail_lock="none-needed" ;; | |
067d23c9 KY |
3437 | esac |
3438 | ||
3439 | BLESSMAIL_TARGET= | |
3440 | case "$mail_lock" in | |
3441 | flock) AC_DEFINE(MAIL_USE_FLOCK, 1, [Define if the mailer uses flock to interlock the mail spool.]) ;; | |
3442 | ||
3443 | lockf) AC_DEFINE(MAIL_USE_LOCKF, 1, [Define if the mailer uses lockf to interlock the mail spool.]) ;; | |
3444 | ||
64544985 EZ |
3445 | none-needed) ;; |
3446 | ||
067d23c9 KY |
3447 | *) BLESSMAIL_TARGET="need-blessmail" ;; |
3448 | esac | |
3449 | AC_SUBST(BLESSMAIL_TARGET) | |
3450 | ||
93ca4887 PE |
3451 | OLD_LIBS=$LIBS |
3452 | LIBS="$LIB_MATH $LIBS" | |
9caab067 | 3453 | AC_CHECK_FUNCS(accept4 gethostname \ |
95ef7787 | 3454 | getrusage get_current_dir_name \ |
93ca4887 | 3455 | lrand48 random rint \ |
2ef26ceb | 3456 | select getpagesize setlocale \ |
57f8c490 | 3457 | getrlimit setrlimit shutdown getaddrinfo \ |
8148369c | 3458 | strsignal setitimer \ |
03043c1b | 3459 | sendto recvfrom getsockname getpeername getifaddrs freeifaddrs \ |
e0fdb694 | 3460 | gai_strerror getline getdelim sync \ |
316411f0 | 3461 | getpwent endpwent getgrent endgrent \ |
89561f72 | 3462 | cfmakeraw cfsetspeed copysign __executable_start log2) |
93ca4887 | 3463 | LIBS=$OLD_LIBS |
067d23c9 | 3464 | |
aea07e2c PE |
3465 | dnl No need to check for aligned_alloc and posix_memalign if using |
3466 | dnl gmalloc.o, as it supplies them. Don't use these functions on | |
3467 | dnl Darwin as they are incompatible with unexmacosx.c. | |
3468 | if test -z "$GMALLOC_OBJ" && test "$opsys" != darwin; then | |
3469 | AC_CHECK_FUNCS([aligned_alloc posix_memalign], [break]) | |
3470 | fi | |
3471 | ||
2018939f AS |
3472 | dnl Cannot use AC_CHECK_FUNCS |
3473 | AC_CACHE_CHECK([for __builtin_unwind_init], | |
3474 | emacs_cv_func___builtin_unwind_init, | |
3475 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_unwind_init ();])], | |
3476 | emacs_cv_func___builtin_unwind_init=yes, | |
3477 | emacs_cv_func___builtin_unwind_init=no)]) | |
3478 | if test $emacs_cv_func___builtin_unwind_init = yes; then | |
3479 | AC_DEFINE(HAVE___BUILTIN_UNWIND_INIT, 1, | |
3480 | [Define to 1 if you have the `__builtin_unwind_init' function.]) | |
3481 | fi | |
3482 | ||
0e7a053e | 3483 | AC_CHECK_HEADERS_ONCE(sys/un.h) |
067d23c9 | 3484 | |
067d23c9 KY |
3485 | AC_FUNC_FSEEKO |
3486 | ||
067d23c9 | 3487 | # UNIX98 PTYs. |
54e8a418 | 3488 | AC_CHECK_FUNCS(grantpt) |
067d23c9 KY |
3489 | |
3490 | # PTY-related GNU extensions. | |
1598ef28 | 3491 | AC_CHECK_FUNCS(getpt posix_openpt) |
067d23c9 KY |
3492 | |
3493 | # Check this now, so that we will NOT find the above functions in ncurses. | |
3494 | # That is because we have not set up to link ncurses in lib-src. | |
3495 | # It's better to believe a function is not available | |
3496 | # than to expect to find it in ncurses. | |
3497 | # Also we need tputs and friends to be able to build at all. | |
f20f95c6 PE |
3498 | AC_MSG_CHECKING([for library containing tputs]) |
3499 | # Run a test program that contains a call to tputs, a call that is | |
3500 | # never executed. This tests whether a pre-'main' dynamic linker | |
3501 | # works with the library. It's too much trouble to actually call | |
3502 | # tputs in the test program, due to portability hassles. When | |
3503 | # cross-compiling, assume the test program will run if it links. | |
3504 | AC_DEFUN([tputs_link_source], [ | |
3505 | AC_LANG_SOURCE( | |
3506 | [[extern void tputs (const char *, int, int (*)(int)); | |
3507 | int main (int argc, char **argv) | |
3508 | { | |
3509 | if (argc == 10000) | |
3510 | tputs (argv[0], 0, 0); | |
3511 | return 0; | |
3512 | }]]) | |
3513 | ]) | |
a414bed5 | 3514 | if test "${opsys}" = "mingw32"; then |
fb0862b2 EZ |
3515 | msg='none required' |
3516 | else | |
3517 | # Maybe curses should be tried earlier? | |
3518 | # See http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9736#35 | |
3519 | for tputs_library in '' tinfo ncurses terminfo termcap curses; do | |
3520 | OLIBS=$LIBS | |
3521 | if test -z "$tputs_library"; then | |
3522 | LIBS_TERMCAP= | |
3523 | msg='none required' | |
3524 | else | |
3525 | LIBS_TERMCAP=-l$tputs_library | |
3526 | msg=$LIBS_TERMCAP | |
3527 | LIBS="$LIBS_TERMCAP $LIBS" | |
3528 | fi | |
3529 | AC_RUN_IFELSE([tputs_link_source], [], [msg=no], | |
3530 | [AC_LINK_IFELSE([tputs_link_source], [], [msg=no])]) | |
3531 | LIBS=$OLIBS | |
3532 | if test "X$msg" != Xno; then | |
3533 | break | |
3534 | fi | |
3535 | done | |
3536 | fi | |
f20f95c6 PE |
3537 | AC_MSG_RESULT([$msg]) |
3538 | if test "X$msg" = Xno; then | |
fd8dea03 | 3539 | AC_MSG_ERROR([The required function `tputs' was not found in any library. |
a4a18b8b GM |
3540 | The following libraries were tried (in order): |
3541 | libtinfo, libncurses, libterminfo, libtermcap, libcurses | |
fd8dea03 GM |
3542 | Please try installing whichever of these libraries is most appropriate |
3543 | for your system, together with its header files. | |
3544 | For example, a libncurses-dev(el) or similar package.]) | |
067d23c9 | 3545 | fi |
067d23c9 | 3546 | |
262f06da GM |
3547 | ## Use termcap instead of terminfo? |
3548 | ## Only true for: freebsd < 40000, ms-w32, msdos, netbsd < 599002500. | |
3549 | TERMINFO=yes | |
a4a18b8b GM |
3550 | ## FIXME? In the cases below where we unconditionally set |
3551 | ## LIBS_TERMCAP="-lncurses", this overrides LIBS_TERMCAP = -ltinfo, | |
3552 | ## if that was found above to have tputs. | |
3553 | ## Should we use the gnu* logic everywhere? | |
067d23c9 | 3554 | case "$opsys" in |
067d23c9 KY |
3555 | ## darwin: Prevents crashes when running Emacs in Terminal.app under 10.2. |
3556 | ## The ncurses library has been moved out of the System framework in | |
3557 | ## Mac OS X 10.2. So if configure detects it, set the command-line | |
3558 | ## option to use it. | |
a4a18b8b GM |
3559 | darwin) LIBS_TERMCAP="-lncurses" ;; |
3560 | ||
01319a4e | 3561 | gnu*) test -z "$LIBS_TERMCAP" && LIBS_TERMCAP="-lncurses" ;; |
067d23c9 KY |
3562 | |
3563 | freebsd) | |
3564 | AC_MSG_CHECKING([whether FreeBSD is new enough to use terminfo]) | |
3565 | AC_CACHE_VAL(emacs_cv_freebsd_terminfo, | |
181855e6 GM |
3566 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <osreldate.h>]], |
3567 | [[#if __FreeBSD_version < 400000 | |
067d23c9 KY |
3568 | fail; |
3569 | #endif | |
181855e6 | 3570 | ]])], emacs_cv_freebsd_terminfo=yes, emacs_cv_freebsd_terminfo=no)]) |
067d23c9 KY |
3571 | |
3572 | AC_MSG_RESULT($emacs_cv_freebsd_terminfo) | |
3573 | ||
3574 | if test $emacs_cv_freebsd_terminfo = yes; then | |
067d23c9 KY |
3575 | LIBS_TERMCAP="-lncurses" |
3576 | else | |
262f06da | 3577 | TERMINFO=no |
067d23c9 KY |
3578 | LIBS_TERMCAP="-ltermcap" |
3579 | fi | |
3580 | ;; | |
3581 | ||
fb0862b2 EZ |
3582 | mingw32) |
3583 | TERMINFO=no | |
3584 | LIBS_TERMCAP= | |
3585 | ;; | |
3586 | ||
067d23c9 | 3587 | netbsd) |
01319a4e | 3588 | if test "x$LIBS_TERMCAP" != "x-lterminfo"; then |
262f06da | 3589 | TERMINFO=no |
067d23c9 KY |
3590 | LIBS_TERMCAP="-ltermcap" |
3591 | fi | |
3592 | ;; | |
3593 | ||
7e00831f | 3594 | openbsd | dragonfly) LIBS_TERMCAP="-lncurses" ;; |
067d23c9 | 3595 | |
067d23c9 KY |
3596 | ## hpux: Make sure we get select from libc rather than from libcurses |
3597 | ## because libcurses on HPUX 10.10 has a broken version of select. | |
3598 | ## We used to use -lc -lcurses, but this may be cleaner. | |
e3da5b19 GM |
3599 | ## FIXME? But TERMINFO = yes on hpux (it used to be explicitly |
3600 | # set that way, now it uses the default). Isn't this a contradiction? | |
067d23c9 KY |
3601 | hpux*) LIBS_TERMCAP="-ltermcap" ;; |
3602 | ||
067d23c9 KY |
3603 | esac |
3604 | ||
3605 | TERMCAP_OBJ=tparam.o | |
3606 | if test $TERMINFO = yes; then | |
3607 | AC_DEFINE(TERMINFO, 1, [Define to 1 if you use terminfo instead of termcap.]) | |
067d23c9 KY |
3608 | TERMCAP_OBJ=terminfo.o |
3609 | fi | |
a29c3e6d PE |
3610 | if test "X$LIBS_TERMCAP" = "X-lncurses"; then |
3611 | AC_DEFINE(USE_NCURSES, 1, [Define to 1 if you use ncurses.]) | |
3612 | fi | |
067d23c9 KY |
3613 | AC_SUBST(LIBS_TERMCAP) |
3614 | AC_SUBST(TERMCAP_OBJ) | |
3615 | ||
3616 | ||
3617 | # Do we have res_init, for detecting changes in /etc/resolv.conf? | |
4516fbef GM |
3618 | # On Darwin, res_init appears not to be useful: see bug#562 and |
3619 | # http://lists.gnu.org/archive/html/emacs-devel/2007-11/msg01467.html | |
067d23c9 | 3620 | resolv=no |
4516fbef GM |
3621 | |
3622 | if test $opsys != darwin; then | |
3623 | ||
3624 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3625 | #include <arpa/nameser.h> |
181855e6 GM |
3626 | #include <resolv.h>]], |
3627 | [[return res_init();]])], | |
067d23c9 | 3628 | have_res_init=yes, have_res_init=no) |
4516fbef GM |
3629 | if test "$have_res_init" = no; then |
3630 | OLIBS="$LIBS" | |
3631 | LIBS="$LIBS -lresolv" | |
3632 | AC_MSG_CHECKING(for res_init with -lresolv) | |
3633 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3634 | #include <arpa/nameser.h> |
181855e6 | 3635 | #include <resolv.h>]], |
4516fbef GM |
3636 | [[return res_init();]])], |
3637 | have_res_init=yes, have_res_init=no) | |
3638 | AC_MSG_RESULT($have_res_init) | |
3639 | if test "$have_res_init" = yes ; then | |
3640 | resolv=yes | |
3641 | fi | |
3642 | LIBS="$OLIBS" | |
067d23c9 | 3643 | fi |
067d23c9 | 3644 | |
4516fbef GM |
3645 | if test "$have_res_init" = yes; then |
3646 | AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.]) | |
3647 | fi | |
3648 | fi dnl !darwin | |
067d23c9 KY |
3649 | |
3650 | # Do we need the Hesiod library to provide the support routines? | |
4516fbef | 3651 | dnl FIXME? Should we be skipping this on Darwin too? |
067d23c9 KY |
3652 | LIBHESIOD= |
3653 | if test "$with_hesiod" != no ; then | |
3654 | # Don't set $LIBS here -- see comments above. FIXME which comments? | |
3655 | AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, , | |
3656 | [AC_CHECK_LIB(resolv, res_send, resolv=yes, | |
3657 | [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])]) | |
3658 | if test "$resolv" = yes ; then | |
3659 | RESOLVLIB=-lresolv | |
3660 | else | |
3661 | RESOLVLIB= | |
3662 | fi | |
3663 | AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost, | |
3664 | hesiod=yes, :, $RESOLVLIB)]) | |
3665 | ||
3666 | if test x"$hesiod" = xyes; then | |
067d23c9 KY |
3667 | LIBHESIOD=-lhesiod |
3668 | fi | |
3669 | fi | |
3670 | AC_SUBST(LIBHESIOD) | |
3671 | ||
3672 | # Do we need libresolv (due to res_init or Hesiod)? | |
4516fbef | 3673 | if test "$resolv" = yes && test $opsys != darwin; then |
067d23c9 KY |
3674 | LIBRESOLV=-lresolv |
3675 | else | |
3676 | LIBRESOLV= | |
3677 | fi | |
3678 | AC_SUBST(LIBRESOLV) | |
3679 | ||
3680 | # These tell us which Kerberos-related libraries to use. | |
3681 | COM_ERRLIB= | |
3682 | CRYPTOLIB= | |
3683 | KRB5LIB= | |
3684 | DESLIB= | |
3685 | KRB4LIB= | |
3686 | ||
3687 | if test "${with_kerberos}" != no; then | |
93ca4887 | 3688 | OLD_LIBS=$LIBS |
067d23c9 KY |
3689 | AC_CHECK_LIB(com_err, com_err, have_com_err=yes, have_com_err=no) |
3690 | if test $have_com_err = yes; then | |
3691 | COM_ERRLIB=-lcom_err | |
3692 | LIBS="$COM_ERRLIB $LIBS" | |
067d23c9 KY |
3693 | fi |
3694 | AC_CHECK_LIB(crypto, mit_des_cbc_encrypt, have_crypto=yes, have_crypto=no) | |
3695 | if test $have_crypto = yes; then | |
3696 | CRYPTOLIB=-lcrypto | |
3697 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3698 | fi |
3699 | AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt, have_k5crypto=yes, have_k5crypto=no) | |
3700 | if test $have_k5crypto = yes; then | |
3701 | CRYPTOLIB=-lk5crypto | |
3702 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3703 | fi |
3704 | AC_CHECK_LIB(krb5, krb5_init_context, have_krb5=yes, have_krb5=no) | |
3705 | if test $have_krb5=yes; then | |
3706 | KRB5LIB=-lkrb5 | |
3707 | LIBS="$KRB5LIB $LIBS" | |
067d23c9 KY |
3708 | fi |
3709 | dnl FIXME Simplify. Does not match 22 logic, thanks to default_off? | |
3710 | if test "${with_kerberos5}" = no; then | |
3711 | AC_CHECK_LIB(des425, des_cbc_encrypt, have_des425=yes, have_des425=no ) | |
3712 | if test $have_des425 = yes; then | |
3713 | DESLIB=-ldes425 | |
3714 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3715 | else |
3716 | AC_CHECK_LIB(des, des_cbc_encrypt, have_des=yes, have_des=no) | |
3717 | if test $have_des = yes; then | |
3718 | DESLIB=-ldes | |
3719 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3720 | fi |
3721 | fi | |
3722 | AC_CHECK_LIB(krb4, krb_get_cred, have_krb4=yes, have_krb4=no) | |
3723 | if test $have_krb4 = yes; then | |
3724 | KRB4LIB=-lkrb4 | |
3725 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3726 | else |
3727 | AC_CHECK_LIB(krb, krb_get_cred, have_krb=yes, have_krb=no) | |
3728 | if test $have_krb = yes; then | |
3729 | KRB4LIB=-lkrb | |
3730 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3731 | fi |
3732 | fi | |
3733 | fi | |
3734 | ||
3735 | if test "${with_kerberos5}" != no; then | |
3736 | AC_CHECK_HEADERS(krb5.h, | |
3737 | [AC_CHECK_MEMBERS([krb5_error.text, krb5_error.e_text],,, | |
3738 | [#include <krb5.h>])]) | |
3739 | else | |
067d23c9 KY |
3740 | AC_CHECK_HEADERS(krb.h,, |
3741 | [AC_CHECK_HEADERS(kerberosIV/krb.h,, | |
3742 | [AC_CHECK_HEADERS(kerberos/krb.h)])]) | |
3743 | fi | |
3744 | AC_CHECK_HEADERS(com_err.h) | |
93ca4887 | 3745 | LIBS=$OLD_LIBS |
067d23c9 KY |
3746 | fi |
3747 | ||
3748 | AC_SUBST(COM_ERRLIB) | |
3749 | AC_SUBST(CRYPTOLIB) | |
3750 | AC_SUBST(KRB5LIB) | |
3751 | AC_SUBST(DESLIB) | |
3752 | AC_SUBST(KRB4LIB) | |
3753 | ||
a84683fd DC |
3754 | AC_CHECK_HEADERS(valgrind/valgrind.h) |
3755 | ||
554fef51 | 3756 | AC_CHECK_FUNCS_ONCE(tzset) |
067d23c9 KY |
3757 | AC_MSG_CHECKING(whether localtime caches TZ) |
3758 | AC_CACHE_VAL(emacs_cv_localtime_cache, | |
3759 | [if test x$ac_cv_func_tzset = xyes; then | |
181855e6 | 3760 | AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h> |
067d23c9 KY |
3761 | char TZ_GMT0[] = "TZ=GMT0"; |
3762 | char TZ_PST8[] = "TZ=PST8"; | |
3763 | main() | |
3764 | { | |
3765 | time_t now = time ((time_t *) 0); | |
3766 | int hour_GMT0, hour_unset; | |
3767 | if (putenv (TZ_GMT0) != 0) | |
3768 | exit (1); | |
3769 | hour_GMT0 = localtime (&now)->tm_hour; | |
3770 | unsetenv("TZ"); | |
3771 | hour_unset = localtime (&now)->tm_hour; | |
3772 | if (putenv (TZ_PST8) != 0) | |
3773 | exit (1); | |
3774 | if (localtime (&now)->tm_hour == hour_GMT0) | |
3775 | exit (1); | |
3776 | unsetenv("TZ"); | |
3777 | if (localtime (&now)->tm_hour != hour_unset) | |
3778 | exit (1); | |
3779 | exit (0); | |
181855e6 | 3780 | }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes, |
067d23c9 KY |
3781 | [# If we have tzset, assume the worst when cross-compiling. |
3782 | emacs_cv_localtime_cache=yes]) | |
3783 | else | |
3784 | # If we lack tzset, report that localtime does not cache TZ, | |
3785 | # since we can't invalidate the cache if we don't have tzset. | |
3786 | emacs_cv_localtime_cache=no | |
3787 | fi])dnl | |
3788 | AC_MSG_RESULT($emacs_cv_localtime_cache) | |
3789 | if test $emacs_cv_localtime_cache = yes; then | |
3790 | AC_DEFINE(LOCALTIME_CACHE, 1, | |
3791 | [Define to 1 if localtime caches TZ.]) | |
3792 | fi | |
3793 | ||
067d23c9 KY |
3794 | ok_so_far=yes |
3795 | AC_CHECK_FUNC(socket, , ok_so_far=no) | |
3796 | if test $ok_so_far = yes; then | |
3797 | AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no) | |
3798 | fi | |
3799 | if test $ok_so_far = yes; then | |
3800 | AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no) | |
3801 | fi | |
3802 | if test $ok_so_far = yes; then | |
3803 | dnl Fixme: Not used. Should this be HAVE_SOCKETS? | |
3804 | AC_DEFINE(HAVE_INET_SOCKETS, 1, | |
3805 | [Define to 1 if you have inet sockets.]) | |
3806 | fi | |
3807 | ||
eeceac93 PE |
3808 | dnl Check for a Solaris 2.4 vfork bug that Autoconf misses (through 2.69). |
3809 | dnl This can be removed once we assume Autoconf 2.70. | |
3810 | case $canonical in | |
3811 | *-solaris2.4 | *-solaris2.4.*) | |
3812 | dnl Disable the Autoconf-generated vfork test. | |
3813 | : ${ac_cv_func_vfork_works=no};; | |
3814 | esac | |
3815 | ||
067d23c9 KY |
3816 | AC_FUNC_FORK |
3817 | ||
54e8a418 | 3818 | AC_CHECK_FUNCS(snprintf) |
55e5faa1 | 3819 | |
04d84d16 PE |
3820 | dnl Check for glib. This differs from other library checks in that |
3821 | dnl Emacs need not link to glib unless some other library is already | |
3822 | dnl linking to glib. Although glib provides no facilities that Emacs | |
3823 | dnl needs for its own purposes, when glib is present Emacs needs to | |
3824 | dnl use primitives like g_main_context_query to avoid clashing with | |
3825 | dnl glib at a low level. | |
3826 | dnl | |
2123570f | 3827 | dnl Check this late, since it depends on $GTK_CFLAGS etc. |
55a87246 | 3828 | XGSELOBJ= |
dfdce7dc DC |
3829 | OLDCFLAGS="$CFLAGS" |
3830 | OLDLIBS="$LIBS" | |
2123570f PE |
3831 | CFLAGS="$CFLAGS $GTK_CFLAGS $RSVG_CFLAGS $DBUS_CFLAGS $SETTINGS_CFLAGS" |
3832 | LIBS="$LIBS $GTK_LIBS $RSVG_LIBS $DBUS_LIBS $SETTINGS_LIBS" | |
dfdce7dc DC |
3833 | CFLAGS="$CFLAGS $GFILENOTIFY_CFLAGS" |
3834 | LIBS="$LIBS $GFILENOTIFY_LIBS" | |
55a87246 JD |
3835 | AC_MSG_CHECKING([whether GLib is linked in]) |
3836 | AC_LINK_IFELSE([AC_LANG_PROGRAM( | |
3837 | [[#include <glib.h> | |
3838 | ]], | |
3839 | [[g_print ("Hello world");]])], | |
3840 | [links_glib=yes], | |
3841 | [links_glib=no]) | |
3842 | AC_MSG_RESULT([$links_glib]) | |
3843 | if test "${links_glib}" = "yes"; then | |
3844 | AC_DEFINE(HAVE_GLIB, 1, [Define to 1 if GLib is linked in.]) | |
b33f93ee JD |
3845 | if test "$HAVE_NS" = no;then |
3846 | XGSELOBJ=xgselect.o | |
3847 | fi | |
55a87246 | 3848 | fi |
dfdce7dc DC |
3849 | CFLAGS="$OLDCFLAGS" |
3850 | LIBS="$OLDLIBS" | |
55a87246 JD |
3851 | AC_SUBST(XGSELOBJ) |
3852 | ||
067d23c9 KY |
3853 | dnl Adapted from Haible's version. |
3854 | AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset, | |
181855e6 GM |
3855 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]], |
3856 | [[char* cs = nl_langinfo(CODESET);]])], | |
067d23c9 KY |
3857 | emacs_cv_langinfo_codeset=yes, |
3858 | emacs_cv_langinfo_codeset=no) | |
3859 | ]) | |
3860 | if test $emacs_cv_langinfo_codeset = yes; then | |
3861 | AC_DEFINE(HAVE_LANGINFO_CODESET, 1, | |
3862 | [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) | |
3863 | fi | |
3864 | ||
067d23c9 KY |
3865 | AC_TYPE_MBSTATE_T |
3866 | ||
067d23c9 | 3867 | AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr, |
181855e6 | 3868 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[void fred (int x[__restrict]);]], [[]])], |
067d23c9 KY |
3869 | emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)]) |
3870 | if test "$emacs_cv_c_restrict_arr" = yes; then | |
3871 | AC_DEFINE(__restrict_arr, __restrict, | |
3872 | [Define to compiler's equivalent of C99 restrict keyword in array | |
3873 | declarations. Define as empty for no equivalent.]) | |
3874 | fi | |
3875 | ||
3876 | dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear | |
3877 | dnl how the tty code is related to POSIX and/or other versions of termios. | |
3878 | dnl The following looks like a useful start. | |
3879 | dnl | |
3880 | dnl AC_SYS_POSIX_TERMIOS | |
3881 | dnl if test $ac_cv_sys_posix_termios = yes; then | |
3882 | dnl AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions | |
3883 | dnl and macros for terminal control.]) | |
3884 | dnl AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.]) | |
3885 | dnl fi | |
3886 | ||
8d8e2dfe | 3887 | dnl Turned on June 1996 supposing nobody will mind it. |
cb11bd95 EZ |
3888 | dnl MinGW emulates passwd database, so this feature doesn't make sense there. |
3889 | if test "${opsys}" != "mingw32"; then | |
3890 | AC_DEFINE(AMPERSAND_FULL_NAME, 1, [Define to use the convention that & | |
3891 | in the full name stands for the login id.]) | |
3892 | fi | |
8d8e2dfe | 3893 | |
ee1cf5cf GM |
3894 | dnl Everybody supports this, except MS. |
3895 | dnl Seems like the kind of thing we should be testing for, though. | |
3896 | ## Note: PTYs are broken on darwin <6. Use at your own risk. | |
fb0862b2 EZ |
3897 | if test "${opsys}" != "mingw32"; then |
3898 | AC_DEFINE(HAVE_PTYS, 1, [Define if the system supports pty devices.]) | |
3899 | fi | |
ee1cf5cf GM |
3900 | |
3901 | dnl Everybody supports this, except MS-DOS. | |
3902 | dnl Seems like the kind of thing we should be testing for, though. | |
3903 | dnl Compare with HAVE_INET_SOCKETS (which is unused...) above. | |
3904 | AC_DEFINE(HAVE_SOCKETS, 1, [Define if the system supports | |
3905 | 4.2-compatible sockets.]) | |
3906 | ||
ca35a5f7 GM |
3907 | AH_TEMPLATE(INTERNAL_TERMINAL, [This is substituted when $TERM is "internal".]) |
3908 | ||
d4d22399 EZ |
3909 | AH_TEMPLATE(NULL_DEVICE, [Name of the file to open to get |
3910 | a null file, or a data sink.]) | |
fb0862b2 | 3911 | if test "${opsys}" = "mingw32"; then |
d4d22399 | 3912 | AC_DEFINE(NULL_DEVICE, ["NUL:"]) |
fb0862b2 | 3913 | else |
d4d22399 | 3914 | AC_DEFINE(NULL_DEVICE, ["/dev/null"]) |
fb0862b2 | 3915 | fi |
b2c7a106 | 3916 | |
fb0862b2 | 3917 | if test "${opsys}" = "mingw32"; then |
0845be75 | 3918 | SEPCHAR=';' |
fb0862b2 | 3919 | else |
0845be75 | 3920 | SEPCHAR=':' |
fb0862b2 | 3921 | fi |
0845be75 GM |
3922 | AC_DEFINE_UNQUOTED(SEPCHAR, ['$SEPCHAR'], [Character that separates PATH elements.]) |
3923 | dnl This is for MinGW, and is used in test/automated/Makefile.in. | |
3924 | dnl The MSYS Bash has heuristics for replacing ':' with ';' when it | |
3925 | dnl decides that a command-line argument to be passed to a MinGW program | |
3926 | dnl is a PATH-style list of directories. But that heuristics plays it | |
3927 | dnl safe, and only does the replacement when it is _absolutely_ sure it | |
f224e500 | 3928 | dnl sees a colon-separated list of file names; e.g. ":." is left alone, |
0845be75 GM |
3929 | dnl which breaks in-tree builds. So we do this manually instead. |
3930 | dnl Note that we cannot rely on PATH_SEPARATOR, as that one will always | |
3931 | dnl be computed as ':' in MSYS Bash. | |
3932 | AC_SUBST(SEPCHAR) | |
b2c7a106 | 3933 | |
8d8e2dfe GM |
3934 | dnl Everybody supports this, except MS-DOS. |
3935 | AC_DEFINE(subprocesses, 1, [Define to enable asynchronous subprocesses.]) | |
3936 | ||
b2c7a106 GM |
3937 | AC_DEFINE(USER_FULL_NAME, [pw->pw_gecos], [How to get a user's full name.]) |
3938 | ||
ee1cf5cf | 3939 | |
9374581a GM |
3940 | AC_DEFINE(DIRECTORY_SEP, ['/'], |
3941 | [Character that separates directories in a file name.]) | |
3942 | ||
fb0862b2 | 3943 | if test "${opsys}" = "mingw32"; then |
57f8c490 | 3944 | AC_DEFINE(IS_DEVICE_SEP(_c_), [((_c_) == ':')], |
fb0862b2 | 3945 | [Returns true if character is a device separator.]) |
5c0c0e8a | 3946 | |
fb0862b2 EZ |
3947 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == '/' || (_c_) == '\\')], |
3948 | [Returns true if character is a directory separator.]) | |
5c0c0e8a | 3949 | |
fb0862b2 EZ |
3950 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP(_c_))], |
3951 | [Returns true if character is any form of separator.]) | |
3952 | else | |
fb0862b2 EZ |
3953 | AC_DEFINE(IS_DEVICE_SEP(_c_), 0, |
3954 | [Returns true if character is a device separator.]) | |
5c0c0e8a | 3955 | |
fb0862b2 EZ |
3956 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == DIRECTORY_SEP)], |
3957 | [Returns true if character is a directory separator.]) | |
3958 | ||
3959 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_))], | |
3960 | [Returns true if character is any form of separator.]) | |
3961 | fi | |
5c0c0e8a | 3962 | |
ba9e4b84 GM |
3963 | AH_TEMPLATE(NO_EDITRES, [Define if XEditRes should not be used.]) |
3964 | ||
3965 | case $opsys in | |
3966 | aix4-2) | |
3967 | dnl Unfortunately without libXmu we cannot support EditRes. | |
93ca4887 | 3968 | if test "x$ac_cv_search_XmuConvertStandardSelection" = xno; then |
5dad233c | 3969 | AC_DEFINE(NO_EDITRES, 1) |
ba9e4b84 GM |
3970 | fi |
3971 | ;; | |
3972 | ||
3973 | hpux*) | |
3974 | dnl Assar Westerlund <assar@sics.se> says this is necessary for | |
3975 | dnl HP-UX 10.20, and that it works for HP-UX 0 as well. | |
3976 | AC_DEFINE(NO_EDITRES, 1) | |
3977 | ;; | |
3978 | esac | |
3979 | ||
3980 | ||
45fa9c0f | 3981 | case $opsys in |
739ae010 GM |
3982 | irix6-5 | sol2* | unixware ) |
3983 | dnl Some SVr4s don't define NSIG in sys/signal.h for ANSI environments; | |
3984 | dnl instead, there's a system variable _sys_nsig. Unfortunately, we | |
3985 | dnl need the constant to dimension an array. So wire in the appropriate | |
3986 | dnl value here. | |
3987 | AC_DEFINE(NSIG_MINIMUM, 32, [Minimum value of NSIG.]) | |
3988 | ;; | |
45fa9c0f GM |
3989 | esac |
3990 | ||
4a4bbad2 | 3991 | emacs_broken_SIGIO=no |
ea0bbd17 | 3992 | |
45fa9c0f | 3993 | case $opsys in |
ea0bbd17 GM |
3994 | dnl SIGIO exists, but the feature doesn't work in the way Emacs needs. |
3995 | dnl See eg <http://article.gmane.org/gmane.os.openbsd.ports/46831>. | |
b4f581f0 | 3996 | hpux* | irix6-5 | openbsd | sol2* | unixware ) |
4a4bbad2 | 3997 | emacs_broken_SIGIO=yes |
c5564388 GM |
3998 | ;; |
3999 | ||
ea0bbd17 | 4000 | aix4-2) |
42bd1719 GM |
4001 | dnl On AIX Emacs uses the gmalloc.c malloc implementation. But given |
4002 | dnl the way this system works, libc functions that return malloced | |
4003 | dnl memory use the libc malloc implementation. Calling xfree or | |
4004 | dnl xrealloc on the results of such functions results in a crash. | |
4005 | dnl | |
4006 | dnl One solution for this could be to define SYSTEM_MALLOC in configure, | |
4007 | dnl but that does not currently work on this system. | |
4008 | dnl | |
4009 | dnl It is possible to completely override the malloc implementation on | |
4010 | dnl AIX, but that involves putting the malloc functions in a shared | |
4011 | dnl library and setting the MALLOCTYPE environment variable to point to | |
4012 | dnl that shared library. | |
4013 | dnl | |
4014 | dnl Emacs currently calls xrealloc on the results of get_current_dir name, | |
4015 | dnl to avoid a crash just use the Emacs implementation for that function. | |
4016 | dnl | |
4017 | dnl FIXME We could change the AC_CHECK_FUNCS call near the start | |
4018 | dnl of this file, so that we do not check for get_current_dir_name | |
4019 | dnl on AIX. But that might be fragile if something else ends | |
4020 | dnl up testing for get_current_dir_name as a dependency. | |
4021 | AC_DEFINE(BROKEN_GET_CURRENT_DIR_NAME, 1, [Define if | |
4022 | get_current_dir_name should not be used.]) | |
4023 | ;; | |
4024 | ||
4025 | freebsd) | |
4026 | dnl Circumvent a bug in FreeBSD. In the following sequence of | |
4027 | dnl writes/reads on a PTY, read(2) returns bogus data: | |
4028 | dnl | |
4029 | dnl write(2) 1022 bytes | |
4030 | dnl write(2) 954 bytes, get EAGAIN | |
4031 | dnl read(2) 1024 bytes in process_read_output | |
4032 | dnl read(2) 11 bytes in process_read_output | |
4033 | dnl | |
4034 | dnl That is, read(2) returns more bytes than have ever been written | |
4035 | dnl successfully. The 1033 bytes read are the 1022 bytes written | |
4036 | dnl successfully after processing (for example with CRs added if the | |
4037 | dnl terminal is set up that way which it is here). The same bytes will | |
4038 | dnl be seen again in a later read(2), without the CRs. | |
4039 | AC_DEFINE(BROKEN_PTY_READ_AFTER_EAGAIN, 1, [Define on FreeBSD to | |
4040 | work around an issue when reading from a PTY.]) | |
ea0bbd17 | 4041 | ;; |
45fa9c0f GM |
4042 | esac |
4043 | ||
b4492cba GM |
4044 | case $opsys in |
4045 | gnu-* | sol2-10 ) | |
4046 | dnl FIXME Can't we test if this exists (eg /proc/$$)? | |
4047 | AC_DEFINE(HAVE_PROCFS, 1, [Define if you have the /proc filesystem.]) | |
4048 | ;; | |
4049 | esac | |
4050 | ||
9d596af3 | 4051 | case $opsys in |
7e00831f | 4052 | darwin | dragonfly | freebsd | netbsd | openbsd ) |
9d596af3 GM |
4053 | AC_DEFINE(DONT_REOPEN_PTY, 1, [Define if process.c does not need to |
4054 | close a pty to make it a controlling terminal (it is already a | |
4055 | controlling terminal of the subprocess, because we did ioctl TIOCSCTTY).]) | |
4056 | ;; | |
4057 | esac | |
4058 | ||
20e94fdd GM |
4059 | dnl FIXME Surely we can test for this rather than hard-code it. |
4060 | case $opsys in | |
4061 | netbsd | openbsd) sound_device="/dev/audio" ;; | |
4062 | *) sound_device="/dev/dsp" ;; | |
4063 | esac | |
4064 | ||
4065 | dnl Used in sound.c | |
4066 | AC_DEFINE_UNQUOTED(DEFAULT_SOUND_DEVICE, "$sound_device", | |
4067 | [Name of the default sound device.]) | |
4068 | ||
09f4e3b0 | 4069 | |
c43fb4c3 GM |
4070 | dnl Emacs can read input using SIGIO and buffering characters itself, |
4071 | dnl or using CBREAK mode and making C-g cause SIGINT. | |
4072 | dnl The choice is controlled by the variable interrupt_input. | |
4073 | dnl | |
4074 | dnl Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO) | |
4075 | dnl | |
4a4bbad2 | 4076 | dnl Emacs uses the presence of the USABLE_SIGIO macro |
c43fb4c3 GM |
4077 | dnl to indicate whether or not signal-driven I/O is possible. It uses |
4078 | dnl INTERRUPT_INPUT to decide whether to use it by default. | |
4079 | dnl | |
4080 | dnl SIGIO can be used only on systems that implement it (4.2 and 4.3). | |
4081 | dnl CBREAK mode has two disadvantages | |
4082 | dnl 1) At least in 4.2, it is impossible to handle the Meta key properly. | |
4083 | dnl I hear that in system V this problem does not exist. | |
4084 | dnl 2) Control-G causes output to be discarded. | |
4085 | dnl I do not know whether this can be fixed in system V. | |
4086 | dnl | |
4087 | dnl Another method of doing input is planned but not implemented. | |
4088 | dnl It would have Emacs fork off a separate process | |
4089 | dnl to read the input and send it to the true Emacs process | |
4090 | dnl through a pipe. | |
4091 | case $opsys in | |
4092 | darwin | gnu-linux | gnu-kfreebsd ) | |
4093 | AC_DEFINE(INTERRUPT_INPUT, 1, [Define to read input using SIGIO.]) | |
4094 | ;; | |
4095 | esac | |
4096 | ||
4097 | ||
308aab79 GM |
4098 | dnl If the system's imake configuration file defines `NeedWidePrototypes' |
4099 | dnl as `NO', we must define NARROWPROTO manually. Such a define is | |
4100 | dnl generated in the Makefile generated by `xmkmf'. If we don't define | |
4101 | dnl NARROWPROTO, we will see the wrong function prototypes for X functions | |
4102 | dnl taking float or double parameters. | |
4103 | case $opsys in | |
4104 | cygwin|gnu|gnu-linux|gnu-kfreebsd|irix6-5|freebsd|netbsd|openbsd) | |
4105 | AC_DEFINE(NARROWPROTO, 1, [Define if system's imake configuration | |
4106 | file defines `NeedWidePrototypes' as `NO'.]) | |
4107 | ;; | |
4108 | esac | |
4109 | ||
4110 | ||
6e777848 GM |
4111 | dnl Used in process.c, this must be a loop, even if it only runs once. |
4112 | dnl (Except on SGI; see below. Take that, clarity and consistency!) | |
4113 | AH_TEMPLATE(PTY_ITERATION, [How to iterate over PTYs.]) | |
4114 | dnl Only used if !PTY_ITERATION. Iterate from FIRST_PTY_LETTER to z, | |
4115 | dnl trying suffixes 0-16. | |
4116 | AH_TEMPLATE(FIRST_PTY_LETTER, [Letter to use in finding device name of | |
4117 | first PTY, if PTYs are supported.]) | |
0ab7b23a | 4118 | AH_TEMPLATE(PTY_OPEN, [How to open a PTY, if non-standard.]) |
3f922c37 GM |
4119 | AH_TEMPLATE(PTY_NAME_SPRINTF, [How to get the device name of the control |
4120 | end of a PTY, if non-standard.]) | |
4121 | AH_TEMPLATE(PTY_TTY_NAME_SPRINTF, [How to get device name of the tty | |
4122 | end of a PTY, if non-standard.]) | |
6e777848 GM |
4123 | |
4124 | case $opsys in | |
4125 | aix4-2 ) | |
ef834897 | 4126 | AC_DEFINE(PTY_ITERATION, [int c; for (c = 0; !c ; c++)]) |
3f922c37 GM |
4127 | dnl You allocate a pty by opening /dev/ptc to get the master side. |
4128 | dnl To get the name of the slave side, you just ttyname() the master side. | |
ef834897 GM |
4129 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");]) |
4130 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));]) | |
6e777848 GM |
4131 | ;; |
4132 | ||
4133 | cygwin ) | |
ef834897 | 4134 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
0ab7b23a | 4135 | dnl multi-line AC_DEFINEs are hard. :( |
96c06863 | 4136 | 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 |
4137 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4138 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4139 | ;; |
4140 | ||
1598ef28 | 4141 | dnl FIXME? Maybe use same as freebsd - see bug#12040. |
6e777848 | 4142 | darwin ) |
ef834897 | 4143 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
6e777848 GM |
4144 | dnl Not used, because PTY_ITERATION is defined. |
4145 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
0ab7b23a GM |
4146 | dnl Note that openpty may fork via grantpt on Mac OS X 10.4/Darwin 8. |
4147 | dnl But we don't have to block SIGCHLD because it is blocked in the | |
4148 | dnl implementation of grantpt. | |
96c06863 | 4149 | 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 |
4150 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4151 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4152 | ;; |
4153 | ||
1598ef28 | 4154 | gnu | openbsd ) |
6e777848 GM |
4155 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) |
4156 | ;; | |
4157 | ||
7e00831f | 4158 | gnu-linux | gnu-kfreebsd | dragonfly | freebsd | netbsd ) |
6e777848 GM |
4159 | dnl if HAVE_GRANTPT |
4160 | if test "x$ac_cv_func_grantpt" = xyes; then | |
3e91a053 | 4161 | AC_DEFINE(UNIX98_PTYS, 1, [Define if the system has Unix98 PTYs.]) |
ef834897 | 4162 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
3f922c37 GM |
4163 | dnl Note that grantpt and unlockpt may fork. We must block SIGCHLD |
4164 | dnl to prevent sigchld_handler from intercepting the child's death. | |
6496aec9 | 4165 | 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 |
4166 | dnl if HAVE_POSIX_OPENPT |
4167 | if test "x$ac_cv_func_posix_openpt" = xyes; then | |
96c06863 | 4168 | AC_DEFINE(PTY_OPEN, [do { fd = posix_openpt (O_RDWR | O_CLOEXEC | O_NOCTTY); if (fd < 0 && errno == EINVAL) fd = posix_openpt (O_RDWR | O_NOCTTY); } while (false)]) |
a09710e9 | 4169 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
0ab7b23a | 4170 | dnl if HAVE_GETPT |
1598ef28 | 4171 | elif test "x$ac_cv_func_getpt" = xyes; then |
0ab7b23a | 4172 | AC_DEFINE(PTY_OPEN, [fd = getpt ()]) |
ef834897 | 4173 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4174 | else |
ef834897 | 4175 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
0ab7b23a | 4176 | fi |
6e777848 GM |
4177 | else |
4178 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
4179 | fi | |
4180 | ;; | |
4181 | ||
3f922c37 GM |
4182 | hpux*) |
4183 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
ef834897 GM |
4184 | AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);]) |
4185 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);]) | |
3f922c37 GM |
4186 | ;; |
4187 | ||
6e777848 GM |
4188 | irix6-5 ) |
4189 | dnl It looks like this cannot be right, because it is not a loop. | |
4190 | dnl However, process.c actually does this: | |
4191 | dnl # ifndef __sgi | |
4192 | dnl continue; | |
4193 | dnl # else | |
4194 | dnl return -1; | |
4195 | dnl # endif | |
4196 | dnl which presumably makes it OK, since irix == sgi (?). | |
4197 | dnl FIXME it seems like this special treatment is unnecessary? | |
4198 | dnl Why can't irix use a single-trip loop like eg cygwin? | |
4199 | AC_DEFINE(PTY_ITERATION, []) | |
4200 | dnl Not used, because PTY_ITERATION is defined. | |
4201 | AC_DEFINE(FIRST_PTY_LETTER, ['q']) | |
d983a10b | 4202 | 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 | 4203 | dnl No need to get the pty name at all. |
ef834897 | 4204 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4205 | dnl No need to use sprintf to get the tty name--we get that from _getpty. |
ef834897 | 4206 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) |
6e777848 GM |
4207 | ;; |
4208 | ||
3f922c37 | 4209 | sol2* ) |
3f922c37 GM |
4210 | dnl On SysVr4, grantpt(3) forks a subprocess, so keep sigchld_handler() |
4211 | dnl from intercepting that death. If any child but grantpt's should die | |
4212 | dnl within, it should be caught after sigrelse(2). | |
6496aec9 | 4213 | 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 |
4214 | ;; |
4215 | ||
3f922c37 | 4216 | unixware ) |
33d63ff4 | 4217 | dnl Comments are as per sol2*. |
6496aec9 | 4218 | 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 |
4219 | ;; |
4220 | esac | |
4221 | ||
4222 | ||
4223 | case $opsys in | |
4224 | sol2* | unixware ) | |
4225 | dnl This change means that we don't loop through allocate_pty too | |
4226 | dnl many times in the (rare) event of a failure. | |
3f922c37 | 4227 | AC_DEFINE(FIRST_PTY_LETTER, ['z']) |
ef834897 | 4228 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
33d63ff4 GM |
4229 | dnl Push various streams modules onto a PTY channel. Used in process.c. |
4230 | 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 |
4231 | ;; |
4232 | esac | |
4233 | ||
4234 | ||
09f4e3b0 GM |
4235 | AH_TEMPLATE(SIGNALS_VIA_CHARACTERS, [Make process_send_signal work by |
4236 | "typing" a signal character on the pty.]) | |
4237 | ||
4238 | case $opsys in | |
4239 | dnl Perry Smith <pedz@ddivt1.austin.ibm.com> says this is correct for AIX. | |
4240 | dnl thomas@mathematik.uni-bremen.de says this is needed for IRIX. | |
7e00831f | 4241 | aix4-2 | cygwin | gnu | irix6-5 | dragonfly | freebsd | netbsd | openbsd | darwin ) |
09f4e3b0 GM |
4242 | AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) |
4243 | ;; | |
4244 | ||
5dad233c | 4245 | dnl 21 Jun 06: Eric Hanchrow <offby1@blarg.net> says this works. |
09f4e3b0 GM |
4246 | dnl FIXME Does gnu-kfreebsd have linux/version.h? It seems unlikely... |
4247 | gnu-linux | gnu-kfreebsd ) | |
4248 | ||
4249 | AC_MSG_CHECKING([for signals via characters]) | |
4250 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4251 | #include <linux/version.h> | |
4252 | #if LINUX_VERSION_CODE < 0x20400 | |
4253 | # error "Linux version too old" | |
4254 | #endif | |
4255 | ]], [[]])], emacs_signals_via_chars=yes, emacs_signals_via_chars=no) | |
4256 | ||
4257 | AC_MSG_RESULT([$emacs_signals_via_chars]) | |
4258 | test $emacs_signals_via_chars = yes && AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) | |
4259 | ;; | |
4260 | esac | |
4261 | ||
4262 | ||
7ccad002 GM |
4263 | AH_TEMPLATE(TAB3, [Undocumented.]) |
4264 | ||
b4492cba | 4265 | case $opsys in |
7ccad002 | 4266 | darwin) AC_DEFINE(TAB3, OXTABS) ;; |
8a07a8c6 | 4267 | |
7e00831f | 4268 | gnu | dragonfly | freebsd | netbsd | openbsd ) |
ef834897 | 4269 | AC_DEFINE(TABDLY, OXTABS, [Undocumented.]) |
7ccad002 GM |
4270 | AC_DEFINE(TAB3, OXTABS) |
4271 | ;; | |
1cce6920 | 4272 | |
dbee5793 | 4273 | gnu-linux | gnu-kfreebsd ) |
5b633342 GM |
4274 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ |
4275 | #ifndef __ia64__ | |
4276 | # error "not ia64" | |
4277 | #endif | |
4278 | ]], [[]])], AC_DEFINE(GC_MARK_SECONDARY_STACK(), | |
96c06863 | 4279 | [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 | 4280 | [Mark a secondary stack, like the register stack on the ia64.]), []) |
dbee5793 GM |
4281 | ;; |
4282 | ||
7ccad002 GM |
4283 | hpux*) |
4284 | AC_DEFINE(RUN_TIME_REMAP, 1, [Define if emacs.c needs to call | |
4285 | run_time_remap; for HPUX.]) | |
4286 | ;; | |
4287 | esac | |
4288 | ||
4289 | ||
444b01bb | 4290 | dnl This won't be used automatically yet. We also need to know, at least, |
5b3f250f GM |
4291 | dnl that the stack is continuous. |
4292 | AH_TEMPLATE(GC_SETJMP_WORKS, [Define if setjmp is known to save all | |
4293 | registers relevant for conservative garbage collection in the jmp_buf.]) | |
4294 | ||
5b3f250f GM |
4295 | |
4296 | case $opsys in | |
5b3f250f GM |
4297 | dnl Not all the architectures are tested, but there are Debian packages |
4298 | dnl for SCM and/or Guile on them, so the technique must work. See also | |
4299 | dnl comments in alloc.c concerning setjmp and gcc. | |
4300 | dnl Fixme: it's probably safe to just use the GCC conditional below. | |
4301 | gnu-linux | gnu-kfreebsd ) | |
4302 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4303 | #if defined __i386__ || defined __sparc__ || defined __mc68000__ \ | |
4304 | || defined __alpha__ || defined __mips__ || defined __s390__ \ | |
4305 | || defined __arm__ || defined __powerpc__ || defined __amd64__ \ | |
4306 | || defined __ia64__ || defined __sh__ | |
4307 | /* ok */ | |
4308 | #else | |
4309 | # error "setjmp not known to work on this arch" | |
4310 | #endif | |
444b01bb | 4311 | ]], [[]])], AC_DEFINE(GC_SETJMP_WORKS, 1)) |
5b3f250f GM |
4312 | ;; |
4313 | esac | |
4314 | ||
4315 | ||
4316 | if test x$GCC = xyes; then | |
4317 | dnl GC_SETJMP_WORKS is nearly always appropriate for GCC. | |
4318 | AC_DEFINE(GC_SETJMP_WORKS, 1) | |
4319 | else | |
4320 | case $opsys in | |
4321 | dnl irix: Tested on Irix 6.5. SCM worked on earlier versions. | |
7e00831f | 4322 | dragonfly | freebsd | netbsd | openbsd | irix6-5 | sol2* ) |
5b3f250f GM |
4323 | AC_DEFINE(GC_SETJMP_WORKS, 1) |
4324 | ;; | |
4325 | esac | |
4326 | fi dnl GCC? | |
4327 | ||
9e821c83 | 4328 | dnl In a weird quirk, MS runtime uses _setjmp and longjmp. |
7b6c362e PE |
4329 | AC_CACHE_CHECK([for _setjmp], [emacs_cv_func__setjmp], |
4330 | [AC_LINK_IFELSE( | |
4331 | [AC_LANG_PROGRAM( | |
4332 | [[#include <setjmp.h> | |
9e821c83 EZ |
4333 | #ifdef __MINGW32__ |
4334 | # define _longjmp longjmp | |
4335 | #endif | |
7b6c362e PE |
4336 | ]], |
4337 | [[jmp_buf j; | |
4338 | if (! _setjmp (j)) | |
4339 | _longjmp (j, 1);]])], | |
4340 | [emacs_cv_func__setjmp=yes], | |
4341 | [emacs_cv_func__setjmp=no])]) | |
0328b6de PE |
4342 | if test $emacs_cv_func__setjmp = yes; then |
4343 | AC_DEFINE([HAVE__SETJMP], 1, [Define to 1 if _setjmp and _longjmp work.]) | |
4344 | else | |
4345 | AC_CACHE_CHECK([for sigsetjmp], [emacs_cv_func_sigsetjmp], | |
4346 | [AC_LINK_IFELSE( | |
4347 | [AC_LANG_PROGRAM( | |
4348 | [[#include <setjmp.h> | |
4349 | ]], | |
4350 | [[sigjmp_buf j; | |
4351 | if (! sigsetjmp (j, 1)) | |
4352 | siglongjmp (j, 1);]])], | |
4353 | [emacs_cv_func_sigsetjmp=yes], | |
4354 | [emacs_cv_func_sigsetjmp=no])]) | |
4355 | if test $emacs_cv_func_sigsetjmp = yes; then | |
4356 | AC_DEFINE([HAVE_SIGSETJMP], 1, | |
4357 | [Define to 1 if sigsetjmp and siglongjmp work. | |
4358 | The value of this symbol is irrelevant if HAVE__SETJMP is defined.]) | |
4359 | fi | |
7b6c362e | 4360 | fi |
b65e7c46 | 4361 | |
0a763bd1 GM |
4362 | case $opsys in |
4363 | sol2* | unixware ) | |
b65e7c46 GM |
4364 | dnl TIOCGPGRP is broken in SysVr4, so we can't send signals to PTY |
4365 | dnl subprocesses the usual way. But TIOCSIGNAL does work for PTYs, | |
4366 | dnl and this is all we need. | |
4367 | AC_DEFINE(TIOCSIGSEND, TIOCSIGNAL, [Some platforms redefine this.]) | |
0a763bd1 GM |
4368 | ;; |
4369 | esac | |
4370 | ||
5b3f250f | 4371 | |
7ccad002 GM |
4372 | case $opsys in |
4373 | hpux* | sol2* ) | |
32bac6d6 | 4374 | dnl Used in xfaces.c. |
7ccad002 GM |
4375 | AC_DEFINE(XOS_NEEDS_TIME_H, 1, [Compensate for a bug in Xos.h on |
4376 | some systems, where it requires time.h.]) | |
4377 | ;; | |
4378 | esac | |
4379 | ||
4380 | ||
983188fd GM |
4381 | dnl Define symbols to identify the version of Unix this is. |
4382 | dnl Define all the symbols that apply correctly. | |
ae21c275 GM |
4383 | AH_TEMPLATE(DOS_NT, [Define if the system is MS DOS or MS Windows.]) |
4384 | AH_TEMPLATE(MSDOS, [Define if the system is MS DOS.]) | |
983188fd | 4385 | AH_TEMPLATE(USG, [Define if the system is compatible with System III.]) |
268e2432 | 4386 | AH_TEMPLATE(USG5_4, [Define if the system is compatible with System V Release 4.]) |
983188fd GM |
4387 | |
4388 | case $opsys in | |
4389 | aix4-2) | |
4390 | AC_DEFINE(USG, []) | |
983188fd GM |
4391 | dnl This symbol should be defined on AIX Version 3 ??????? |
4392 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4393 | #ifndef _AIX | |
4394 | # error "_AIX not defined" | |
4395 | #endif | |
4396 | ]], [[]])], [], AC_DEFINE(_AIX, [], [Define if the system is AIX.])) | |
4397 | ;; | |
4398 | ||
4399 | cygwin) | |
4400 | AC_DEFINE(CYGWIN, 1, [Define if the system is Cygwin.]) | |
4401 | ;; | |
4402 | ||
4403 | darwin) | |
47d7532e PE |
4404 | dnl Not __APPLE__, as this may not be defined on non-OSX Darwin. |
4405 | dnl Not DARWIN, because Panther and lower CoreFoundation.h use DARWIN to | |
983188fd GM |
4406 | dnl distinguish OS X from pure Darwin. |
4407 | AC_DEFINE(DARWIN_OS, [], [Define if the system is Darwin.]) | |
4408 | ;; | |
4409 | ||
983188fd GM |
4410 | gnu-linux | gnu-kfreebsd ) |
4411 | AC_DEFINE(USG, []) | |
4412 | AC_DEFINE(GNU_LINUX, [], [Define if ths system is compatible with GNU/Linux.]) | |
4413 | ;; | |
4414 | ||
4415 | hpux*) | |
4416 | AC_DEFINE(USG, []) | |
983188fd GM |
4417 | AC_DEFINE(HPUX, [], [Define if the system is HPUX.]) |
4418 | ;; | |
4419 | ||
4420 | irix6-5) | |
4421 | AC_DEFINE(USG, []) | |
268e2432 | 4422 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4423 | AC_DEFINE(IRIX6_5, [], [Define if the system is IRIX.]) |
4424 | ;; | |
4425 | ||
fb0862b2 EZ |
4426 | mingw32) |
4427 | AC_DEFINE(DOS_NT, []) | |
4428 | AC_DEFINE(WINDOWSNT, 1, [Define if compiling for native MS Windows.]) | |
095bf253 EZ |
4429 | if test "x$ac_enable_checking" != "x" ; then |
4430 | AC_DEFINE(EMACSDEBUG, 1, [Define to 1 to enable w32 debug facilities.]) | |
4431 | fi | |
fb0862b2 EZ |
4432 | ;; |
4433 | ||
983188fd GM |
4434 | sol2*) |
4435 | AC_DEFINE(USG, []) | |
268e2432 | 4436 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4437 | AC_DEFINE(SOLARIS2, [], [Define if the system is Solaris.]) |
4438 | ;; | |
4439 | ||
4440 | unixware) | |
4441 | AC_DEFINE(USG, []) | |
268e2432 | 4442 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4443 | ;; |
4444 | esac | |
4445 | ||
4a4bbad2 PE |
4446 | AC_CACHE_CHECK([for usable FIONREAD], [emacs_cv_usable_FIONREAD], |
4447 | [case $opsys in | |
4448 | aix4-2) | |
4449 | dnl BUILD 9008 - FIONREAD problem still exists in X-Windows. | |
4450 | emacs_cv_usable_FIONREAD=no | |
4451 | ;; | |
4452 | ||
fb0862b2 EZ |
4453 | mingw32) |
4454 | emacs_cv_usable_FIONREAD=yes | |
4455 | ;; | |
4456 | ||
4a4bbad2 PE |
4457 | *) |
4458 | AC_COMPILE_IFELSE( | |
4459 | [AC_LANG_PROGRAM([[#include <sys/types.h> | |
4460 | #include <sys/ioctl.h> | |
4461 | #ifdef USG5_4 | |
4462 | # include <sys/filio.h> | |
4463 | #endif | |
4464 | ]], | |
4465 | [[int foo = ioctl (0, FIONREAD, &foo);]])], | |
4466 | [emacs_cv_usable_FIONREAD=yes], | |
4467 | [emacs_cv_usable_FIONREAD=no]) | |
4468 | ;; | |
4469 | esac]) | |
4470 | if test $emacs_cv_usable_FIONREAD = yes; then | |
4471 | AC_DEFINE([USABLE_FIONREAD], [1], [Define to 1 if FIONREAD is usable.]) | |
4472 | ||
4473 | if test $emacs_broken_SIGIO = no; then | |
4474 | AC_CACHE_CHECK([for usable SIGIO], [emacs_cv_usable_SIGIO], | |
4475 | [AC_COMPILE_IFELSE( | |
4476 | [AC_LANG_PROGRAM([[#include <fcntl.h> | |
4477 | #include <signal.h> | |
4478 | ]], | |
4479 | [[int foo = SIGIO | F_SETFL | FASYNC;]])], | |
4480 | [emacs_cv_usable_SIGIO=yes], | |
4481 | [emacs_cv_usable_SIGIO=no])], | |
4482 | [emacs_cv_usable_SIGIO=yes], | |
4483 | [emacs_cv_usable_SIGIO=no]) | |
4484 | if test $emacs_cv_usable_SIGIO = yes; then | |
4485 | AC_DEFINE([USABLE_SIGIO], [1], [Define to 1 if SIGIO is usable.]) | |
4486 | fi | |
4487 | fi | |
4488 | fi | |
4489 | ||
983188fd | 4490 | |
7ccad002 | 4491 | case $opsys in |
0fe73012 KB |
4492 | dnl Emacs supplies its own malloc, but glib calls posix_memalign, |
4493 | dnl and on Cygwin prior to version 1.7.24 that becomes the | |
4494 | dnl Cygwin-supplied posix_memalign. As malloc is not the Cygwin | |
4495 | dnl malloc, the Cygwin posix_memalign always returns ENOSYS. A | |
4496 | dnl workaround is to set G_SLICE=always-malloc. This is no longer | |
4497 | dnl needed starting with cygwin-1.7.24, and it is no longer | |
4498 | dnl effective starting with glib-2.36. */ | |
42bd1719 GM |
4499 | cygwin) |
4500 | AC_DEFINE(G_SLICE_ALWAYS_MALLOC, 1, [Define to set the | |
0fe73012 | 4501 | G_SLICE environment variable to "always-malloc" at startup.]) |
42bd1719 GM |
4502 | ;; |
4503 | ||
7ccad002 | 4504 | hpux11) |
7ccad002 GM |
4505 | dnl It works to open the pty's tty in the parent (Emacs), then |
4506 | dnl close and reopen it in the child. | |
4507 | AC_DEFINE(USG_SUBTTY_WORKS, 1, [Define for USG systems where it | |
4508 | works to open a pty's tty in the parent process, then close and | |
4509 | reopen it in the child.]) | |
7ccad002 GM |
4510 | ;; |
4511 | ||
4512 | irix6-5) | |
4513 | AC_DEFINE(PREFER_VSUSP, 1, [Define if process_send_signal should | |
4514 | use VSUSP instead of VSWTCH.]) | |
7ccad002 GM |
4515 | ;; |
4516 | ||
7ccad002 GM |
4517 | sol2-10) |
4518 | AC_DEFINE(_STRUCTURED_PROC, 1, [Needed for system_process_attributes | |
4519 | on Solaris.]) | |
7ccad002 | 4520 | ;; |
0d369729 GM |
4521 | esac |
4522 | ||
067d23c9 KY |
4523 | # Set up the CFLAGS for real compilation, so we can substitute it. |
4524 | CFLAGS="$REAL_CFLAGS" | |
4525 | CPPFLAGS="$REAL_CPPFLAGS" | |
93ca4887 | 4526 | LIBS="$REAL_LIBS" |
067d23c9 KY |
4527 | |
4528 | ## Hack to detect a buggy GCC version. | |
4529 | if test "x$GCC" = xyes \ | |
4530 | && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \ | |
4531 | && test x"`echo $CFLAGS | grep '\-O@<:@23@:>@'`" != x \ | |
4532 | && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then | |
4533 | AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.]) | |
4534 | fi | |
4535 | ||
16fab143 | 4536 | version=$PACKAGE_VERSION |
067d23c9 | 4537 | |
6bc383b1 | 4538 | copyright="Copyright (C) 2014 Free Software Foundation, Inc." |
78f83752 GM |
4539 | AC_DEFINE_UNQUOTED(COPYRIGHT, ["$copyright"], |
4540 | [Short copyright string for this version of Emacs.]) | |
4541 | AC_SUBST(copyright) | |
4542 | ||
067d23c9 KY |
4543 | ### Specify what sort of things we'll be editing into Makefile and config.h. |
4544 | ### Use configuration here uncanonicalized to avoid exceeding size limits. | |
4545 | AC_SUBST(version) | |
4546 | AC_SUBST(configuration) | |
4547 | ## Unused? | |
4548 | AC_SUBST(canonical) | |
4549 | AC_SUBST(srcdir) | |
4550 | AC_SUBST(prefix) | |
4551 | AC_SUBST(exec_prefix) | |
4552 | AC_SUBST(bindir) | |
4553 | AC_SUBST(datadir) | |
4554 | AC_SUBST(sharedstatedir) | |
4555 | AC_SUBST(libexecdir) | |
4556 | AC_SUBST(mandir) | |
4557 | AC_SUBST(infodir) | |
4558 | AC_SUBST(lispdir) | |
ca26824c | 4559 | AC_SUBST(standardlisppath) |
067d23c9 KY |
4560 | AC_SUBST(locallisppath) |
4561 | AC_SUBST(lisppath) | |
4562 | AC_SUBST(x_default_search_path) | |
4563 | AC_SUBST(etcdir) | |
4564 | AC_SUBST(archlibdir) | |
8496d8d7 | 4565 | AC_SUBST(etcdocdir) |
067d23c9 KY |
4566 | AC_SUBST(bitmapdir) |
4567 | AC_SUBST(gamedir) | |
4568 | AC_SUBST(gameuser) | |
4569 | ## FIXME? Nothing uses @LD_SWITCH_X_SITE@. | |
4570 | ## src/Makefile.in did add LD_SWITCH_X_SITE (as a cpp define) to the | |
4571 | ## end of LIBX_BASE, but nothing ever set it. | |
4572 | AC_SUBST(LD_SWITCH_X_SITE) | |
4573 | AC_SUBST(C_SWITCH_X_SITE) | |
2f097256 | 4574 | AC_SUBST(GNUSTEP_CFLAGS) |
067d23c9 KY |
4575 | AC_SUBST(CFLAGS) |
4576 | ## Used in lwlib/Makefile.in. | |
4577 | AC_SUBST(X_TOOLKIT_TYPE) | |
067d23c9 KY |
4578 | AC_SUBST(ns_appdir) |
4579 | AC_SUBST(ns_appbindir) | |
4580 | AC_SUBST(ns_appresdir) | |
4581 | AC_SUBST(ns_appsrc) | |
4582 | AC_SUBST(GNU_OBJC_CFLAGS) | |
4583 | AC_SUBST(OTHER_FILES) | |
4584 | ||
17a2cbbd DC |
4585 | if test -n "${term_header}"; then |
4586 | AC_DEFINE_UNQUOTED(TERM_HEADER, "${term_header}", | |
4587 | [Define to the header for the built-in window system.]) | |
4588 | fi | |
4589 | ||
067d23c9 KY |
4590 | AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}", |
4591 | [Define to the canonical Emacs configuration name.]) | |
60f5e585 | 4592 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${emacs_config_options}", |
067d23c9 | 4593 | [Define to the options passed to configure.]) |
68169a33 GM |
4594 | AH_TEMPLATE(config_opsysfile, [Some platforms that do not use configure |
4595 | define this to include extra configuration information.]) | |
067d23c9 | 4596 | |
cb11bd95 EZ |
4597 | case $opsys in |
4598 | mingw32) | |
4599 | AC_DEFINE(config_opsysfile, <ms-w32.h>, []) | |
4600 | ;; | |
4601 | esac | |
4602 | ||
067d23c9 KY |
4603 | XMENU_OBJ= |
4604 | XOBJ= | |
4605 | FONT_OBJ= | |
4606 | if test "${HAVE_X_WINDOWS}" = "yes" ; then | |
4607 | AC_DEFINE(HAVE_X_WINDOWS, 1, | |
4608 | [Define to 1 if you want to use the X window system.]) | |
4609 | XMENU_OBJ=xmenu.o | |
55a87246 | 4610 | XOBJ="xterm.o xfns.o xselect.o xrdb.o xsmfns.o xsettings.o" |
067d23c9 KY |
4611 | FONT_OBJ=xfont.o |
4612 | if test "$HAVE_XFT" = "yes"; then | |
4613 | FONT_OBJ="$FONT_OBJ ftfont.o xftfont.o ftxfont.o" | |
4614 | elif test "$HAVE_FREETYPE" = "yes"; then | |
4615 | FONT_OBJ="$FONT_OBJ ftfont.o ftxfont.o" | |
4616 | fi | |
4617 | AC_SUBST(FONT_OBJ) | |
4618 | fi | |
4619 | AC_SUBST(XMENU_OBJ) | |
4620 | AC_SUBST(XOBJ) | |
4621 | AC_SUBST(FONT_OBJ) | |
4622 | ||
4623 | WIDGET_OBJ= | |
4624 | MOTIF_LIBW= | |
4625 | if test "${USE_X_TOOLKIT}" != "none" ; then | |
4626 | WIDGET_OBJ=widget.o | |
4627 | AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.]) | |
4628 | if test "${USE_X_TOOLKIT}" = "LUCID"; then | |
4629 | AC_DEFINE(USE_LUCID, 1, [Define to 1 if using the Lucid X toolkit.]) | |
4630 | elif test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
4631 | AC_DEFINE(USE_MOTIF, 1, [Define to 1 if using the Motif X toolkit.]) | |
4632 | MOTIF_LIBW=-lXm | |
4633 | case "$opsys" in | |
4634 | gnu-linux) | |
4635 | ## Paul Abrahams <abrahams at equinox.shaysnet.com> says this is needed. | |
4636 | MOTIF_LIBW="$MOTIF_LIBW -lXpm" | |
4637 | ;; | |
4638 | ||
4639 | unixware) | |
4640 | ## Richard Anthony Ryan <ryanr at ellingtn.ftc.nrcs.usda.gov> | |
4641 | ## says -lXimp is needed in UNIX_SV ... 4.2 1.1.2. | |
4642 | MOTIF_LIBW="MOTIF_LIBW -lXimp" | |
4643 | ;; | |
4644 | ||
4645 | aix4-2) | |
4646 | ## olson@mcs.anl.gov says -li18n is needed by -lXm. | |
4647 | MOTIF_LIBW="$MOTIF_LIBW -li18n" | |
4648 | ;; | |
4649 | esac | |
4650 | MOTIF_LIBW="$MOTIF_LIBW $LIBXP" | |
4651 | fi | |
4652 | fi | |
4653 | AC_SUBST(WIDGET_OBJ) | |
4654 | ||
4655 | TOOLKIT_LIBW= | |
4656 | case "$USE_X_TOOLKIT" in | |
4657 | MOTIF) TOOLKIT_LIBW="$MOTIF_LIBW" ;; | |
4658 | LUCID) TOOLKIT_LIBW="$LUCID_LIBW" ;; | |
4659 | none) test "x$HAVE_GTK" = "xyes" && TOOLKIT_LIBW="$GTK_LIBS" ;; | |
4660 | esac | |
4661 | AC_SUBST(TOOLKIT_LIBW) | |
4662 | ||
9e821c83 EZ |
4663 | if test "${opsys}" != "mingw32"; then |
4664 | if test "$USE_X_TOOLKIT" = "none"; then | |
4665 | LIBXT_OTHER="\$(LIBXSM)" | |
9e821c83 EZ |
4666 | else |
4667 | LIBXT_OTHER="\$(LIBXMU) -lXt \$(LIBXTR6) -lXext" | |
9e821c83 | 4668 | fi |
067d23c9 KY |
4669 | fi |
4670 | AC_SUBST(LIBXT_OTHER) | |
4671 | ||
067d23c9 KY |
4672 | if test "${HAVE_X11}" = "yes" ; then |
4673 | AC_DEFINE(HAVE_X11, 1, | |
7e8ed4f7 | 4674 | [Define to 1 if you want to use version 11 of X windows.]) |
067d23c9 | 4675 | LIBX_OTHER="\$(LIBXT) \$(LIBX_EXTRA)" |
067d23c9 | 4676 | else |
067d23c9 | 4677 | LIBX_OTHER= |
067d23c9 | 4678 | fi |
7e8ed4f7 | 4679 | AC_SUBST(LIBX_OTHER) |
067d23c9 | 4680 | |
7cdf484b | 4681 | if test "$HAVE_GTK" = yes || test "$HAVE_X11" != yes; then |
4e8b6938 | 4682 | LIBXMENU= |
7e8ed4f7 | 4683 | elif test "$USE_X_TOOLKIT" = none; then |
4e8b6938 | 4684 | LIBXMENU='$(oldXMenudir)/libXMenu11.a' |
7e8ed4f7 | 4685 | else |
4e8b6938 | 4686 | LIBXMENU='$(lwlibdir)/liblw.a' |
067d23c9 | 4687 | fi |
4e8b6938 | 4688 | AC_SUBST(LIBXMENU) |
067d23c9 | 4689 | |
067d23c9 KY |
4690 | if test "${GNU_MALLOC}" = "yes" ; then |
4691 | AC_DEFINE(GNU_MALLOC, 1, | |
4692 | [Define to 1 if you want to use the GNU memory allocator.]) | |
4693 | fi | |
4694 | ||
4695 | RALLOC_OBJ= | |
4696 | if test "${REL_ALLOC}" = "yes" ; then | |
4697 | AC_DEFINE(REL_ALLOC, 1, | |
4698 | [Define REL_ALLOC if you want to use the relocating allocator for | |
4699 | buffer space.]) | |
4700 | ||
4701 | test "$system_malloc" != "yes" && RALLOC_OBJ=ralloc.o | |
4702 | fi | |
4703 | AC_SUBST(RALLOC_OBJ) | |
4704 | ||
4705 | if test "$opsys" = "cygwin"; then | |
0fda9b75 | 4706 | CYGWIN_OBJ="sheap.o cygw32.o" |
067d23c9 KY |
4707 | ## Cygwin differs because of its unexec(). |
4708 | PRE_ALLOC_OBJ= | |
4709 | POST_ALLOC_OBJ=lastfile.o | |
fb0862b2 EZ |
4710 | elif test "$opsys" = "mingw32"; then |
4711 | CYGWIN_OBJ= | |
4712 | PRE_ALLOC_OBJ= | |
4713 | POST_ALLOC_OBJ=lastfile.o | |
067d23c9 KY |
4714 | else |
4715 | CYGWIN_OBJ= | |
4716 | PRE_ALLOC_OBJ=lastfile.o | |
4717 | POST_ALLOC_OBJ= | |
4718 | fi | |
4719 | AC_SUBST(CYGWIN_OBJ) | |
4720 | AC_SUBST(PRE_ALLOC_OBJ) | |
4721 | AC_SUBST(POST_ALLOC_OBJ) | |
4722 | ||
f5f0132b PE |
4723 | dnl Call this 'FORTIFY_SOUR' so that it sorts before the 'FORTIFY_SOURCE' |
4724 | dnl verbatim defined above. The tricky name is apropos, as this hack | |
4725 | dnl makes Fortify go sour! | |
4726 | AH_VERBATIM([FORTIFY_SOUR], | |
4727 | [/* Without the following workaround, Emacs runs slowly on OS X 10.8. | |
4728 | The workaround disables some useful run-time checking, so it | |
4729 | should be conditional to the platforms with the performance bug. | |
4730 | Perhaps Apple will fix this some day; also see m4/extern-inline.m4. */ | |
4731 | #if defined __APPLE__ && defined __GNUC__ | |
4732 | # ifndef _DONT_USE_CTYPE_INLINE_ | |
4733 | # define _DONT_USE_CTYPE_INLINE_ | |
4734 | # endif | |
4735 | # ifndef _FORTIFY_SOURCE | |
4736 | # define _FORTIFY_SOURCE 0 | |
4737 | # endif | |
4738 | #endif | |
4739 | ]) | |
4740 | ||
5dad233c PE |
4741 | # Configure gnulib. Although this does not affect CFLAGS or LIBS permanently. |
4742 | # it temporarily reverts them to their pre-pkg-config values, | |
4743 | # because gnulib needs to work with both src (which uses the | |
4744 | # pkg-config stuff) and lib-src (which does not). For example, gnulib | |
4745 | # may need to determine whether LIB_CLOCK_GETTIME should contain -lrt, | |
4746 | # and it therefore needs to run in an environment where LIBS does not | |
4747 | # already contain -lrt merely because 'pkg-config --libs' printed '-lrt' | |
4748 | # for some package unrelated to lib-src. | |
4749 | SAVE_CFLAGS=$CFLAGS | |
4750 | SAVE_LIBS=$LIBS | |
4751 | CFLAGS=$pre_PKG_CONFIG_CFLAGS | |
4752 | LIBS="$LIB_PTHREAD $pre_PKG_CONFIG_LIBS" | |
4753 | gl_ASSERT_NO_GNULIB_POSIXCHECK | |
4754 | gl_ASSERT_NO_GNULIB_TESTS | |
4755 | gl_INIT | |
4756 | CFLAGS=$SAVE_CFLAGS | |
4757 | LIBS=$SAVE_LIBS | |
4758 | ||
9e821c83 | 4759 | if test "${opsys}" = "mingw32"; then |
eb9a3661 | 4760 | CPPFLAGS="$CPPFLAGS -DUSE_CRT_DLL=1 -I \${abs_top_srcdir}/nt/inc" |
9e821c83 EZ |
4761 | # Remove unneeded switches from the value of CC that goes to Makefiles |
4762 | CC=`echo $CC | sed -e "s,$GCC_TEST_OPTIONS,,"` | |
4763 | fi | |
4764 | ||
067d23c9 KY |
4765 | case "$opsys" in |
4766 | aix4-2) LD_SWITCH_SYSTEM_TEMACS="-Wl,-bnodelcsect" ;; | |
4767 | ||
4768 | darwin) | |
4769 | ## The -headerpad option tells ld (see man page) to leave room at the | |
4770 | ## end of the header for adding load commands. Needed for dumping. | |
4771 | ## 0x690 is the total size of 30 segment load commands (at 56 | |
4772 | ## each); under Cocoa 31 commands are required. | |
4773 | if test "$HAVE_NS" = "yes"; then | |
4774 | libs_nsgui="-framework AppKit" | |
4465bfb4 JD |
4775 | if test "$NS_IMPL_COCOA" = "yes"; then |
4776 | libs_nsgui="$libs_nsgui -framework IOKit" | |
4777 | fi | |
067d23c9 KY |
4778 | headerpad_extra=6C8 |
4779 | else | |
4780 | libs_nsgui= | |
4781 | headerpad_extra=690 | |
4782 | fi | |
c8618a06 | 4783 | LD_SWITCH_SYSTEM_TEMACS="-fno-pie -prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra" |
b06b1098 | 4784 | |
067d23c9 | 4785 | ## This is here because src/Makefile.in did some extra fiddling around |
47d7532e PE |
4786 | ## with LD_SWITCH_SYSTEM. It seems cleaner to put this in |
4787 | ## LD_SWITCH_SYSTEM_TEMACS instead, | |
067d23c9 KY |
4788 | test "x$LD_SWITCH_SYSTEM" = "x" && test "x$GCC" != "xyes" && \ |
4789 | LD_SWITCH_SYSTEM_TEMACS="-X $LD_SWITCH_SYSTEM_TEMACS" | |
4790 | ;; | |
4791 | ||
4d5c6349 | 4792 | ## LD_SWITCH_X_SITE_RPATH is a -rpath option saying where to |
4737362e GM |
4793 | ## find X at run-time. |
4794 | ## When handled by cpp, this was in LD_SWITCH_SYSTEM. However, at the | |
4d5c6349 | 4795 | ## point where configure sourced the s/*.h file, LD_SWITCH_X_SITE_RPATH |
067d23c9 KY |
4796 | ## had not yet been defined and was expanded to null. Hence LD_SWITCH_SYSTEM |
4797 | ## had different values in configure (in ac_link) and src/Makefile.in. | |
4798 | ## It seems clearer therefore to put this piece in LD_SWITCH_SYSTEM_TEMACS. | |
4d5c6349 | 4799 | gnu*) LD_SWITCH_SYSTEM_TEMACS="\$(LD_SWITCH_X_SITE_RPATH)" ;; |
067d23c9 | 4800 | |
a414bed5 | 4801 | mingw32) |
d14365f9 EZ |
4802 | ## MinGW64 does not prepend an underscore to symbols, so we must |
4803 | ## pass a different -entry switch to linker. FIXME: It is better | |
4804 | ## to make the entry points the same by changing unexw32.c. | |
095bf253 | 4805 | case "$canonical" in |
bd717ca4 | 4806 | x86_64-*-*) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
54ab7d34 | 4807 | *) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
095bf253 | 4808 | esac |
a414bed5 EZ |
4809 | ;; |
4810 | ||
bb8eb357 | 4811 | openbsd) LD_SWITCH_SYSTEM_TEMACS='-nopie' ;; |
522fe43b | 4812 | |
067d23c9 KY |
4813 | *) LD_SWITCH_SYSTEM_TEMACS= ;; |
4814 | esac | |
4815 | ||
876da980 PE |
4816 | if test x$ac_enable_profiling != x ; then |
4817 | case $opsys in | |
4818 | *freebsd | gnu-linux) ;; | |
4819 | *) LD_SWITCH_SYSTEM_TEMACS="$LD_SWITCH_SYSTEM_TEMACS -pg" ;; | |
4820 | esac | |
4821 | fi | |
4822 | ||
8d17ef8d GM |
4823 | LD_SWITCH_SYSTEM_TEMACS="$LDFLAGS_NOCOMBRELOC $LD_SWITCH_SYSTEM_TEMACS" |
4824 | ||
067d23c9 KY |
4825 | AC_SUBST(LD_SWITCH_SYSTEM_TEMACS) |
4826 | ||
095bf253 EZ |
4827 | ## MinGW-specific post-link processing of temacs. |
4828 | TEMACS_POST_LINK=":" | |
4829 | ADDSECTION= | |
4830 | EMACS_HEAPSIZE= | |
4831 | if test "${opsys}" = "mingw32"; then | |
4832 | TEMACS_POST_LINK="\$(MINGW_TEMACS_POST_LINK)" | |
4833 | ADDSECTION="../nt/addsection\$(EXEEXT)" | |
4834 | ## Preload heap size of temacs.exe in MB. | |
4835 | case "$canonical" in | |
4836 | x86_64-*-*) EMACS_HEAPSIZE=42 ;; | |
4837 | *) EMACS_HEAPSIZE=27 ;; | |
4838 | esac | |
4839 | fi | |
4840 | ||
4841 | AC_SUBST(ADDSECTION) | |
4842 | AC_SUBST(TEMACS_POST_LINK) | |
4843 | AC_SUBST(EMACS_HEAPSIZE) | |
4844 | ||
17a2cbbd DC |
4845 | ## Common for all window systems |
4846 | if test "$window_system" != "none"; then | |
067d23c9 | 4847 | AC_DEFINE(HAVE_WINDOW_SYSTEM, 1, [Define if you have a window system.]) |
17a2cbbd | 4848 | WINDOW_SYSTEM_OBJ="fontset.o fringe.o image.o" |
067d23c9 | 4849 | fi |
067d23c9 | 4850 | |
17a2cbbd | 4851 | AC_SUBST(WINDOW_SYSTEM_OBJ) |
067d23c9 KY |
4852 | |
4853 | AH_TOP([/* GNU Emacs site configuration template file. | |
73b0cd50 | 4854 | |
6bc383b1 | 4855 | Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2014 |
73b0cd50 | 4856 | Free Software Foundation, Inc. |
067d23c9 KY |
4857 | |
4858 | This file is part of GNU Emacs. | |
4859 | ||
4860 | GNU Emacs is free software: you can redistribute it and/or modify | |
4861 | it under the terms of the GNU General Public License as published by | |
4862 | the Free Software Foundation, either version 3 of the License, or | |
4863 | (at your option) any later version. | |
4864 | ||
4865 | GNU Emacs is distributed in the hope that it will be useful, | |
4866 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
4867 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
4868 | GNU General Public License for more details. | |
4869 | ||
4870 | You should have received a copy of the GNU General Public License | |
4871 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ | |
4872 | ||
4873 | ||
4874 | /* No code in Emacs #includes config.h twice, but some bits of code | |
4875 | intended to work with other packages as well (like gmalloc.c) | |
4876 | think they can include it as many times as they like. */ | |
4877 | #ifndef EMACS_CONFIG_H | |
4878 | #define EMACS_CONFIG_H | |
4879 | ])dnl | |
4880 | ||
b429a4ee | 4881 | AH_BOTTOM([#include <conf_post.h> |
067d23c9 | 4882 | |
067d23c9 KY |
4883 | #endif /* EMACS_CONFIG_H */ |
4884 | ||
4885 | /* | |
4886 | Local Variables: | |
4887 | mode: c | |
4888 | End: | |
4889 | */ | |
4890 | ])dnl | |
4891 | ||
4892 | #### Report on what we decided to do. | |
4893 | #### Report GTK as a toolkit, even if it doesn't use Xt. | |
4894 | #### It makes printing result more understandable as using GTK sets | |
4895 | #### toolkit_scroll_bars to yes by default. | |
4896 | if test "${HAVE_GTK}" = "yes"; then | |
5fb91e71 | 4897 | USE_X_TOOLKIT="$USE_GTK_TOOLKIT" |
067d23c9 KY |
4898 | fi |
4899 | ||
2a540847 | 4900 | if test $USE_ACL -ne 0; then |
c3153003 | 4901 | ACL_SUMMARY="yes $LIB_ACL" |
2a540847 | 4902 | else |
c3153003 | 4903 | ACL_SUMMARY=no |
2a540847 PE |
4904 | fi |
4905 | ||
067d23c9 KY |
4906 | echo " |
4907 | Configured for \`${canonical}'. | |
4908 | ||
4909 | Where should the build process find the source code? ${srcdir} | |
067d23c9 KY |
4910 | What compiler should emacs be built with? ${CC} ${CFLAGS} |
4911 | Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason} | |
4912 | Should Emacs use a relocating allocator for buffers? ${REL_ALLOC} | |
4913 | Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers | |
4914 | What window system should Emacs use? ${window_system} | |
4915 | What toolkit should Emacs use? ${USE_X_TOOLKIT}" | |
4916 | ||
4917 | if test -n "${x_includes}"; then | |
4918 | echo " Where do we find X Windows header files? ${x_includes}" | |
4919 | else | |
4920 | echo " Where do we find X Windows header files? Standard dirs" | |
4921 | fi | |
4922 | if test -n "${x_libraries}"; then | |
4923 | echo " Where do we find X Windows libraries? ${x_libraries}" | |
4924 | else | |
4925 | echo " Where do we find X Windows libraries? Standard dirs" | |
4926 | fi | |
4927 | ||
c3153003 GM |
4928 | optsep= |
4929 | emacs_config_features= | |
4930 | for opt in XAW3D XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS \ | |
4931 | GCONF GSETTINGS NOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT \ | |
4932 | LIBOTF XFT ZLIB; do | |
4933 | ||
4934 | case $opt in | |
4935 | NOTIFY|ACL) eval val=\${${opt}_SUMMARY} ;; | |
4936 | *) eval val=\${HAVE_$opt} ;; | |
4937 | esac | |
4938 | test x"$val" = xno && continue | |
4939 | AS_VAR_APPEND([emacs_config_features], ["$optsep$opt"]) | |
4940 | optsep=' ' | |
4941 | done | |
4942 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_FEATURES, "${emacs_config_features}", | |
4943 | [Summary of some of the main features enabled by configure.]) | |
4944 | ||
067d23c9 KY |
4945 | echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}" |
4946 | echo " Does Emacs use -lXpm? ${HAVE_XPM}" | |
4947 | echo " Does Emacs use -ljpeg? ${HAVE_JPEG}" | |
4948 | echo " Does Emacs use -ltiff? ${HAVE_TIFF}" | |
4949 | echo " Does Emacs use a gif library? ${HAVE_GIF} $LIBGIF" | |
969aabf2 | 4950 | echo " Does Emacs use a png library? ${HAVE_PNG} $LIBPNG" |
067d23c9 KY |
4951 | echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}" |
4952 | echo " Does Emacs use imagemagick? ${HAVE_IMAGEMAGICK}" | |
4953 | ||
885e792c GM |
4954 | echo " Does Emacs support sound? ${HAVE_SOUND}" |
4955 | ||
067d23c9 KY |
4956 | echo " Does Emacs use -lgpm? ${HAVE_GPM}" |
4957 | echo " Does Emacs use -ldbus? ${HAVE_DBUS}" | |
4958 | echo " Does Emacs use -lgconf? ${HAVE_GCONF}" | |
9851bfc5 | 4959 | echo " Does Emacs use GSettings? ${HAVE_GSETTINGS}" |
c9628c79 | 4960 | echo " Does Emacs use a file notification library? ${NOTIFY_SUMMARY}" |
c3153003 | 4961 | echo " Does Emacs use access control lists? ${ACL_SUMMARY}" |
067d23c9 | 4962 | echo " Does Emacs use -lselinux? ${HAVE_LIBSELINUX}" |
9f77899d | 4963 | echo " Does Emacs use -lgnutls? ${HAVE_GNUTLS}" |
067d23c9 KY |
4964 | echo " Does Emacs use -lxml2? ${HAVE_LIBXML2}" |
4965 | ||
4966 | echo " Does Emacs use -lfreetype? ${HAVE_FREETYPE}" | |
4967 | echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}" | |
4968 | echo " Does Emacs use -lotf? ${HAVE_LIBOTF}" | |
4969 | echo " Does Emacs use -lxft? ${HAVE_XFT}" | |
8d28d0ac | 4970 | echo " Does Emacs directly use zlib? ${HAVE_ZLIB}" |
067d23c9 KY |
4971 | |
4972 | echo " Does Emacs use toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}" | |
4973 | echo | |
4974 | ||
5f77c86c GM |
4975 | if test -n "${EMACSDATA}"; then |
4976 | echo " Environment variable EMACSDATA set to: $EMACSDATA" | |
4977 | fi | |
4978 | if test -n "${EMACSDOC}"; then | |
4979 | echo " Environment variable EMACSDOC set to: $EMACSDOC" | |
4980 | fi | |
4981 | ||
067d23c9 KY |
4982 | echo |
4983 | ||
4984 | if test "$HAVE_NS" = "yes"; then | |
4985 | echo | |
507ea258 | 4986 | echo "You must run \"${MAKE-make} install\" in order to test the built application. |
067d23c9 KY |
4987 | The installed application will go to nextstep/Emacs.app and can be |
4988 | run or moved from there." | |
4989 | if test "$EN_NS_SELF_CONTAINED" = "yes"; then | |
4990 | echo "The application will be fully self-contained." | |
4991 | else | |
4992 | echo "The lisp resources for the application will be installed under ${prefix}. | |
507ea258 | 4993 | You may need to run \"${MAKE-make} install\" with sudo. The application will fail |
067d23c9 KY |
4994 | to run if these resources are not installed." |
4995 | fi | |
4996 | echo | |
4997 | fi | |
4998 | ||
badf86af KB |
4999 | if test "${opsys}" = "cygwin"; then |
5000 | case `uname -r` in | |
5001 | 1.5.*) AC_MSG_WARN([[building Emacs on Cygwin 1.5 is not supported.]]) | |
5002 | echo | |
5003 | ;; | |
5004 | esac | |
5005 | fi | |
067d23c9 KY |
5006 | |
5007 | # Remove any trailing slashes in these variables. | |
5008 | [test "${prefix}" != NONE && | |
5009 | prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'` | |
5010 | test "${exec_prefix}" != NONE && | |
5011 | exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`] | |
5012 | ||
83da1b55 GM |
5013 | if test "$HAVE_NS" = "yes"; then |
5014 | if test "$NS_IMPL_GNUSTEP" = yes; then | |
5015 | AC_CONFIG_FILES([nextstep/GNUstep/Emacs.base/Resources/Info-gnustep.plist:nextstep/templates/Info-gnustep.plist.in \ | |
5016 | nextstep/GNUstep/Emacs.base/Resources/Emacs.desktop:nextstep/templates/Emacs.desktop.in]) | |
de3d0b57 | 5017 | ns_check_file=Resources/Info-gnustep.plist |
83da1b55 GM |
5018 | else |
5019 | AC_CONFIG_FILES([nextstep/Cocoa/Emacs.base/Contents/Info.plist:nextstep/templates/Info.plist.in \ | |
5020 | nextstep/Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings:nextstep/templates/InfoPlist.strings.in]) | |
de3d0b57 | 5021 | ns_check_file=Contents/Info.plist |
83da1b55 | 5022 | fi |
de3d0b57 | 5023 | AC_SUBST(ns_check_file) |
83da1b55 GM |
5024 | fi |
5025 | ||
bdd556a2 | 5026 | dnl Obviously there is duplication here wrt $SUBDIR_MAKEFILES. |
d0ff0c7d GM |
5027 | dnl You _can_ use that variable in AC_CONFIG_FILES, so long as any directory |
5028 | dnl using automake (ie lib/) is explicitly listed and not "hidden" in a variable | |
bdd556a2 GM |
5029 | dnl (else you get "no `Makefile.am' found for any configure output"). |
5030 | dnl This will work, but you get a config.status that is not quite right | |
5031 | dnl (see http://lists.gnu.org/archive/html/bug-autoconf/2008-08/msg00028.html). | |
5032 | dnl That doesn't have any obvious consequences for Emacs, but on the whole | |
5033 | dnl it seems better to just live with the duplication. | |
095bf253 | 5034 | SUBDIR_MAKEFILES="lib/Makefile lib-src/Makefile oldXMenu/Makefile doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile leim/Makefile nextstep/Makefile nt/Makefile" |
bdd556a2 GM |
5035 | |
5036 | AC_CONFIG_FILES([Makefile lib/Makefile lib-src/Makefile oldXMenu/Makefile \ | |
5037 | doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \ | |
5038 | doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile \ | |
095bf253 | 5039 | leim/Makefile nextstep/Makefile nt/Makefile]) |
6c7e099d GM |
5040 | |
5041 | dnl test/ is not present in release tarfiles. | |
70716b1d GM |
5042 | opt_makefile=test/automated/Makefile |
5043 | ||
3cc53d60 | 5044 | if test -f "$srcdir/$opt_makefile.in"; then |
70716b1d | 5045 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES $opt_makefile" |
bdd556a2 GM |
5046 | dnl Again, it's best not to use a variable. Though you can add |
5047 | dnl ", [], [opt_makefile='$opt_makefile']" and it should work. | |
5048 | AC_CONFIG_FILES([test/automated/Makefile]) | |
5049 | fi | |
70716b1d | 5050 | |
a9f72fc1 | 5051 | |
f9b697dd GM |
5052 | dnl The admin/ directory used to be excluded from tarfiles. |
5053 | if test -d $srcdir/admin; then | |
5054 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES admin/unidata/Makefile admin/grammars/Makefile" | |
a9f72fc1 | 5055 | AC_CONFIG_FILES([admin/unidata/Makefile]) |
f9b697dd GM |
5056 | AC_CONFIG_FILES([admin/grammars/Makefile]) |
5057 | fi dnl -d admin | |
a9f72fc1 GM |
5058 | |
5059 | ||
bdd556a2 | 5060 | SUBDIR_MAKEFILES_IN=`echo " ${SUBDIR_MAKEFILES}" | sed -e 's| | $(srcdir)/|g' -e 's|Makefile|Makefile.in|g'` |
70716b1d GM |
5061 | |
5062 | AC_SUBST(SUBDIR_MAKEFILES_IN) | |
1e8dbdc6 | 5063 | |
067d23c9 KY |
5064 | dnl You might wonder (I did) why epaths.h is generated by running make, |
5065 | dnl rather than just letting configure generate it from epaths.in. | |
5066 | dnl One reason is that the various paths are not fully expanded (see above); | |
5067 | dnl eg gamedir=${prefix}/var/games/emacs. | |
5068 | dnl Secondly, the GNU Coding standards require that one should be able | |
5069 | dnl to run `make prefix=/some/where/else' and override the values set | |
5070 | dnl by configure. This also explains the `move-if-change' test and | |
5071 | dnl the use of force in the `epaths-force' rule in Makefile.in. | |
1813e115 | 5072 | AC_CONFIG_COMMANDS([src/epaths.h], [ |
d6db9fd6 EZ |
5073 | if test "${opsys}" = "mingw32"; then |
5074 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force-w32 | |
5075 | else | |
5076 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force | |
5077 | fi | |
5078 | ], [GCC="$GCC" CPPFLAGS="$CPPFLAGS" opsys="$opsys"]) | |
067d23c9 | 5079 | |
98434155 GM |
5080 | dnl NB we have to cheat and use the ac_... version because abs_top_srcdir |
5081 | dnl is not yet set, sigh. Or we could use ../$srcdir/src/.gdbinit, | |
5082 | dnl or a symlink? | |
1813e115 | 5083 | AC_CONFIG_COMMANDS([src/.gdbinit], [ |
3cc53d60 | 5084 | if test ! -f src/.gdbinit && test -f "$srcdir/src/.gdbinit"; then |
98434155 | 5085 | echo "source $ac_abs_top_srcdir/src/.gdbinit" > src/.gdbinit |
067d23c9 | 5086 | fi |
1e8dbdc6 | 5087 | ]) |
067d23c9 | 5088 | |
1e8dbdc6 | 5089 | AC_OUTPUT |