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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 GM |
86 | dnl automake 1.13 and later understand this, making -I m4 unnecessary. |
87 | AC_CONFIG_MACRO_DIR(m4) | |
5eedd0b9 PE |
88 | |
89 | xcsdkdir= | |
90 | AC_CHECK_PROGS(XCRUN, [xcrun]) | |
91 | if test -n "$XCRUN"; then | |
1d7701a4 PE |
92 | if test -z "$MAKE"; then |
93 | dnl Call the variable MAKE_PROG, not MAKE, to avoid confusion with | |
94 | dnl SET_MAKE and with the usual MAKE variable that 'make' itself uses. | |
95 | AC_CHECK_PROG([MAKE_PROG], [make], [yes]) | |
96 | if test -z "$MAKE_PROG"; then | |
97 | MAKE="$XCRUN MAKE" | |
98 | export MAKE | |
830506d9 | 99 | xcsdkdir=`$XCRUN --show-sdk-path 2>/dev/null` |
1d7701a4 PE |
100 | fi |
101 | fi | |
5eedd0b9 PE |
102 | fi |
103 | ||
7d732d1a GM |
104 | dnl Fairly arbitrary, older versions might work too. |
105 | AM_INIT_AUTOMAKE(1.11) | |
067d23c9 KY |
106 | |
107 | dnl Support for --program-prefix, --program-suffix and | |
108 | dnl --program-transform-name options | |
109 | AC_ARG_PROGRAM | |
110 | ||
111 | dnl It is important that variables on the RHS not be expanded here, | |
112 | dnl hence the single quotes. This is per the GNU coding standards, see | |
113 | dnl (autoconf) Installation Directory Variables | |
114 | dnl See also epaths.h below. | |
115 | lispdir='${datadir}/emacs/${version}/lisp' | |
cb6c95a3 | 116 | standardlisppath='${lispdir}' |
067d23c9 KY |
117 | locallisppath='${datadir}/emacs/${version}/site-lisp:'\ |
118 | '${datadir}/emacs/site-lisp' | |
ca26824c | 119 | lisppath='${locallisppath}:${standardlisppath}' |
067d23c9 KY |
120 | etcdir='${datadir}/emacs/${version}/etc' |
121 | archlibdir='${libexecdir}/emacs/${version}/${configuration}' | |
8496d8d7 | 122 | etcdocdir='${datadir}/emacs/${version}/etc' |
067d23c9 KY |
123 | gamedir='${localstatedir}/games/emacs' |
124 | ||
da3d2105 DA |
125 | dnl Special option to disable the most of other options. |
126 | AC_ARG_WITH(all, | |
127 | [AS_HELP_STRING([--without-all], | |
c30d4aef DA |
128 | [omit almost all features and build |
129 | small executable with minimal dependencies])], | |
a8f9bc05 | 130 | [with_features=$withval], |
e9551b12 | 131 | [with_features=yes]) |
c30d4aef | 132 | |
067d23c9 KY |
133 | dnl OPTION_DEFAULT_OFF(NAME, HELP-STRING) |
134 | dnl Create a new --with option that defaults to being disabled. | |
135 | dnl NAME is the base name of the option. The shell variable with_NAME | |
136 | dnl will be set to either the user's value (if the option is | |
137 | dnl specified; 'yes' for a plain --with-NAME) or to 'no' (if the | |
138 | dnl option is not specified). Note that the shell variable name is | |
139 | dnl constructed as autoconf does, by replacing non-alphanumeric | |
140 | dnl characters with "_". | |
141 | dnl HELP-STRING is the help text for the option. | |
142 | AC_DEFUN([OPTION_DEFAULT_OFF], [dnl | |
143 | AC_ARG_WITH([$1],[AS_HELP_STRING([--with-$1],[$2])],[],[dnl | |
144 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=no])dnl | |
145 | ])dnl | |
146 | ||
147 | dnl OPTION_DEFAULT_ON(NAME, HELP-STRING) | |
58556eb4 | 148 | dnl Create a new --with option that defaults to $with_features. |
c30d4aef | 149 | dnl NAME is the base name of the option. The shell variable with_NAME |
067d23c9 KY |
150 | dnl will be set either to 'no' (for a plain --without-NAME) or to |
151 | dnl 'yes' (if the option is not specified). Note that the shell | |
152 | dnl variable name is constructed as autoconf does, by replacing | |
153 | dnl non-alphanumeric characters with "_". | |
154 | dnl HELP-STRING is the help text for the option. | |
155 | AC_DEFUN([OPTION_DEFAULT_ON], [dnl | |
156 | AC_ARG_WITH([$1],[AS_HELP_STRING([--without-$1],[$2])],[],[dnl | |
da3d2105 | 157 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=$with_features])dnl |
067d23c9 KY |
158 | ])dnl |
159 | ||
160 | OPTION_DEFAULT_ON([pop],[don't support POP mail retrieval with movemail]) | |
161 | if test "$with_pop" = yes; then | |
162 | AC_DEFINE(MAIL_USE_POP) | |
163 | fi | |
164 | AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl | |
165 | ||
166 | OPTION_DEFAULT_OFF([kerberos],[support Kerberos-authenticated POP]) | |
167 | if test "$with_kerberos" != no; then | |
168 | AC_DEFINE(KERBEROS) | |
169 | fi | |
170 | AH_TEMPLATE(KERBEROS, | |
171 | [Define to support Kerberos-authenticated POP mail retrieval.])dnl | |
172 | ||
173 | OPTION_DEFAULT_OFF([kerberos5],[support Kerberos version 5 authenticated POP]) | |
174 | if test "${with_kerberos5}" != no; then | |
175 | if test "${with_kerberos}" = no; then | |
176 | with_kerberos=yes | |
177 | AC_DEFINE(KERBEROS) | |
178 | fi | |
179 | AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.]) | |
180 | fi | |
181 | ||
182 | OPTION_DEFAULT_OFF([hesiod],[support Hesiod to get the POP server host]) | |
183 | dnl FIXME hesiod support may not be present, so it seems like an error | |
184 | dnl to define, or at least use, this unconditionally. | |
185 | if test "$with_hesiod" != no; then | |
186 | AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.]) | |
187 | fi | |
188 | ||
189 | OPTION_DEFAULT_OFF([mmdf],[support MMDF mailboxes]) | |
190 | if test "$with_mmdf" != no; then | |
191 | AC_DEFINE(MAIL_USE_MMDF, 1, [Define to support MMDF mailboxes in movemail.]) | |
192 | fi | |
193 | ||
194 | OPTION_DEFAULT_OFF([mail-unlink],[unlink, rather than empty, mail spool after reading]) | |
195 | if test "$with_mail_unlink" != no; then | |
196 | AC_DEFINE(MAIL_UNLINK_SPOOL, 1, [Define to unlink, rather than empty, mail spool after reading.]) | |
197 | fi | |
198 | ||
199 | AC_ARG_WITH([mailhost],[AS_HELP_STRING([--with-mailhost=HOSTNAME], | |
200 | [string giving default POP mail host])], | |
201 | AC_DEFINE_UNQUOTED(MAILHOST, ["$withval"], [String giving fallback POP mail host.])) | |
202 | ||
885e792c | 203 | AC_ARG_WITH([sound],[AS_HELP_STRING([--with-sound=VALUE], |
2c347217 | 204 | [compile with sound support (VALUE one of: yes, alsa, oss, bsd-ossaudio, no; |
885e792c GM |
205 | default yes). Only for GNU/Linux, FreeBSD, NetBSD, MinGW.])], |
206 | [ case "${withval}" in | |
2c347217 | 207 | yes|no|alsa|oss|bsd-ossaudio) val=$withval ;; |
885e792c | 208 | *) AC_MSG_ERROR([`--with-sound=$withval' is invalid; |
2c347217 | 209 | this option's value should be `yes', `no', `alsa', `oss', or `bsd-ossaudio'.]) |
885e792c GM |
210 | ;; |
211 | esac | |
212 | with_sound=$val | |
213 | ], | |
214 | [with_sound=$with_features]) | |
067d23c9 | 215 | |
067d23c9 KY |
216 | dnl FIXME currently it is not the last. |
217 | dnl This should be the last --with option, because --with-x is | |
3cc53d60 | 218 | dnl added later on when we find the file name of X, and it's best to |
067d23c9 KY |
219 | dnl keep them together visually. |
220 | AC_ARG_WITH([x-toolkit],[AS_HELP_STRING([--with-x-toolkit=KIT], | |
d673aedc | 221 | [use an X toolkit (KIT one of: yes or gtk, gtk2, gtk3, lucid or athena, motif, no)])], |
067d23c9 KY |
222 | [ case "${withval}" in |
223 | y | ye | yes ) val=gtk ;; | |
224 | n | no ) val=no ;; | |
225 | l | lu | luc | luci | lucid ) val=lucid ;; | |
226 | a | at | ath | athe | athen | athena ) val=athena ;; | |
227 | m | mo | mot | moti | motif ) val=motif ;; | |
228 | g | gt | gtk ) val=gtk ;; | |
d673aedc | 229 | gtk2 ) val=gtk2 ;; |
067d23c9 KY |
230 | gtk3 ) val=gtk3 ;; |
231 | * ) | |
232 | AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid; | |
d673aedc JD |
233 | this option's value should be `yes', `no', `lucid', `athena', `motif', `gtk', |
234 | `gtk2' or `gtk3'. `yes' and `gtk' are synonyms. | |
235 | `athena' and `lucid' are synonyms.]) | |
067d23c9 KY |
236 | ;; |
237 | esac | |
238 | with_x_toolkit=$val | |
239 | ]) | |
240 | ||
81eafe29 PE |
241 | OPTION_DEFAULT_OFF([wide-int], [prefer wide Emacs integers (typically 62-bit)]) |
242 | if test "$with_wide_int" = yes; then | |
243 | AC_DEFINE([WIDE_EMACS_INT], 1, [Use long long for EMACS_INT if available.]) | |
244 | fi | |
245 | ||
067d23c9 KY |
246 | dnl _ON results in a '--without' option in the --help output, so |
247 | dnl the help text should refer to "don't compile", etc. | |
248 | OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support]) | |
249 | OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support]) | |
250 | OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support]) | |
251 | OPTION_DEFAULT_ON([gif],[don't compile with GIF image support]) | |
252 | OPTION_DEFAULT_ON([png],[don't compile with PNG image support]) | |
253 | OPTION_DEFAULT_ON([rsvg],[don't compile with SVG image support]) | |
254 | OPTION_DEFAULT_ON([xml2],[don't compile with XML parsing support]) | |
255 | OPTION_DEFAULT_ON([imagemagick],[don't compile with ImageMagick image support]) | |
256 | ||
257 | OPTION_DEFAULT_ON([xft],[don't use XFT for anti aliased fonts]) | |
258 | OPTION_DEFAULT_ON([libotf],[don't use libotf for OpenType font support]) | |
259 | OPTION_DEFAULT_ON([m17n-flt],[don't use m17n-flt for text shaping]) | |
260 | ||
261 | OPTION_DEFAULT_ON([toolkit-scroll-bars],[don't use Motif or Xaw3d scroll bars]) | |
262 | OPTION_DEFAULT_ON([xaw3d],[don't use Xaw3d]) | |
263 | OPTION_DEFAULT_ON([xim],[don't use X11 XIM]) | |
b612ffc9 | 264 | OPTION_DEFAULT_OFF([ns],[use NeXTstep (Cocoa or GNUstep) windowing system]) |
6758608f | 265 | OPTION_DEFAULT_OFF([w32], [use native MS Windows GUI in a Cygwin build]) |
067d23c9 KY |
266 | |
267 | OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux console]) | |
268 | OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support]) | |
269 | OPTION_DEFAULT_ON([gconf],[don't compile with GConf support]) | |
9851bfc5 | 270 | OPTION_DEFAULT_ON([gsettings],[don't compile with GSettings support]) |
067d23c9 KY |
271 | OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support]) |
272 | OPTION_DEFAULT_ON([gnutls],[don't use -lgnutls for SSL/TLS support]) | |
8d28d0ac | 273 | OPTION_DEFAULT_ON([zlib],[don't compile with zlib decompression support]) |
c9628c79 MA |
274 | |
275 | AC_ARG_WITH([file-notification],[AS_HELP_STRING([--with-file-notification=LIB], | |
276 | [use a file notification library (LIB one of: yes, gfile, inotify, w32, no)])], | |
277 | [ case "${withval}" in | |
278 | y | ye | yes ) val=yes ;; | |
279 | n | no ) val=no ;; | |
280 | g | gf | gfi | gfil | gfile ) val=gfile ;; | |
281 | i | in | ino | inot | inoti | inotif | inotify ) val=inotify ;; | |
282 | w | w3 | w32 ) val=w32 ;; | |
283 | * ) AC_MSG_ERROR([`--with-file-notification=$withval' is invalid; | |
284 | this option's value should be `yes', `no', `gfile', `inotify' or `w32'. | |
671d4bfc GM |
285 | `yes' is a synonym for `w32' on MS-Windows, for `no' on Nextstep, |
286 | otherwise for the first of `gfile' or `inotify' that is usable.]) | |
c9628c79 MA |
287 | ;; |
288 | esac | |
289 | with_file_notification=$val | |
290 | ], | |
b0e22831 | 291 | [with_file_notification=$with_features]) |
067d23c9 KY |
292 | |
293 | ## For the times when you want to build Emacs but don't have | |
294 | ## a suitable makeinfo, and can live without the manuals. | |
295 | dnl http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01844.html | |
296 | OPTION_DEFAULT_ON([makeinfo],[don't require makeinfo for building manuals]) | |
297 | ||
6c269a38 PE |
298 | ## Makefile.in needs the cache file name. |
299 | AC_SUBST(cache_file) | |
300 | ||
067d23c9 KY |
301 | ## This is an option because I do not know if all info/man support |
302 | ## compressed files, nor how to test if they do so. | |
335142f9 GM |
303 | OPTION_DEFAULT_ON([compress-install], |
304 | [don't compress some files (.el, .info, etc.) when installing. Equivalent to: | |
305 | make GZIP_PROG= install]) | |
067d23c9 | 306 | |
4fc5868a UM |
307 | AC_ARG_WITH(gameuser,dnl |
308 | [AS_HELP_STRING([--with-gameuser=USER],[user for shared game score files])]) | |
309 | test "X${with_gameuser}" != X && test "${with_gameuser}" != yes \ | |
310 | && gameuser="${with_gameuser}" | |
311 | test "X$gameuser" = X && gameuser=games | |
312 | ||
067d23c9 | 313 | AC_ARG_WITH([gnustep-conf],dnl |
3cc53d60 PE |
314 | [AS_HELP_STRING([--with-gnustep-conf=FILENAME], |
315 | [name of GNUstep.conf; default $GNUSTEP_CONFIG_FILE, or /etc/GNUstep/GNUstep.conf])]) | |
067d23c9 KY |
316 | test "X${with_gnustep_conf}" != X && test "${with_gnustep_conf}" != yes && \ |
317 | GNUSTEP_CONFIG_FILE="${with_gnustep_conf}" | |
318 | test "X$GNUSTEP_CONFIG_FILE" = "X" && \ | |
319 | GNUSTEP_CONFIG_FILE=/etc/GNUstep/GNUstep.conf | |
320 | ||
321 | AC_ARG_ENABLE(ns-self-contained, | |
322 | [AS_HELP_STRING([--disable-ns-self-contained], | |
323 | [disable self contained build under NeXTstep])], | |
324 | EN_NS_SELF_CONTAINED=$enableval, | |
325 | EN_NS_SELF_CONTAINED=yes) | |
326 | ||
067d23c9 KY |
327 | AC_ARG_ENABLE(locallisppath, |
328 | [AS_HELP_STRING([--enable-locallisppath=PATH], | |
329 | [directories Emacs should search for lisp files specific | |
330 | to this site])], | |
331 | if test "${enableval}" = "no"; then | |
332 | locallisppath= | |
333 | elif test "${enableval}" != "yes"; then | |
334 | locallisppath=${enableval} | |
335 | fi) | |
336 | ||
337 | AC_ARG_ENABLE(checking, | |
338 | [AS_HELP_STRING([--enable-checking@<:@=LIST@:>@], | |
339 | [enable expensive run-time checks. With LIST, | |
340 | enable only specific categories of checks. | |
341 | Categories are: all,yes,no. | |
342 | Flags are: stringbytes, stringoverrun, stringfreelist, | |
e509cfa6 | 343 | xmallocoverrun, conslist, glyphs])], |
067d23c9 KY |
344 | [ac_checking_flags="${enableval}"],[]) |
345 | IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS," | |
346 | for check in $ac_checking_flags | |
347 | do | |
348 | case $check in | |
349 | # these set all the flags to specific states | |
350 | yes) ac_enable_checking=1 ;; | |
351 | no) ac_enable_checking= ; | |
352 | ac_gc_check_stringbytes= ; | |
353 | ac_gc_check_string_overrun= ; | |
354 | ac_gc_check_string_free_list= ; | |
355 | ac_xmalloc_overrun= ; | |
e509cfa6 | 356 | ac_gc_check_cons_list= ; |
94eb8e0a | 357 | ac_glyphs_debug= ;; |
067d23c9 KY |
358 | all) ac_enable_checking=1 ; |
359 | ac_gc_check_stringbytes=1 ; | |
360 | ac_gc_check_string_overrun=1 ; | |
361 | ac_gc_check_string_free_list=1 ; | |
362 | ac_xmalloc_overrun=1 ; | |
e509cfa6 | 363 | ac_gc_check_cons_list=1 ; |
94eb8e0a | 364 | ac_glyphs_debug=1 ;; |
067d23c9 KY |
365 | # these enable particular checks |
366 | stringbytes) ac_gc_check_stringbytes=1 ;; | |
367 | stringoverrun) ac_gc_check_string_overrun=1 ;; | |
368 | stringfreelist) ac_gc_check_string_free_list=1 ;; | |
369 | xmallocoverrun) ac_xmalloc_overrun=1 ;; | |
370 | conslist) ac_gc_check_cons_list=1 ;; | |
94eb8e0a | 371 | glyphs) ac_glyphs_debug=1 ;; |
067d23c9 KY |
372 | *) AC_MSG_ERROR(unknown check category $check) ;; |
373 | esac | |
374 | done | |
375 | IFS="$ac_save_IFS" | |
376 | ||
377 | if test x$ac_enable_checking != x ; then | |
378 | AC_DEFINE(ENABLE_CHECKING, 1, | |
a54e2c05 | 379 | [Define to 1 if expensive run-time data type and consistency checks are enabled.]) |
067d23c9 KY |
380 | fi |
381 | if test x$ac_gc_check_stringbytes != x ; then | |
382 | AC_DEFINE(GC_CHECK_STRING_BYTES, 1, | |
383 | [Define this temporarily to hunt a bug. If defined, the size of | |
384 | strings is redundantly recorded in sdata structures so that it can | |
385 | be compared to the sizes recorded in Lisp strings.]) | |
386 | fi | |
40697cd9 | 387 | if test x$ac_gc_check_string_overrun != x ; then |
067d23c9 KY |
388 | AC_DEFINE(GC_CHECK_STRING_OVERRUN, 1, |
389 | [Define this to check for short string overrun.]) | |
390 | fi | |
391 | if test x$ac_gc_check_string_free_list != x ; then | |
392 | AC_DEFINE(GC_CHECK_STRING_FREE_LIST, 1, | |
393 | [Define this to check the string free list.]) | |
394 | fi | |
395 | if test x$ac_xmalloc_overrun != x ; then | |
396 | AC_DEFINE(XMALLOC_OVERRUN_CHECK, 1, | |
397 | [Define this to check for malloc buffer overrun.]) | |
398 | fi | |
399 | if test x$ac_gc_check_cons_list != x ; then | |
400 | AC_DEFINE(GC_CHECK_CONS_LIST, 1, | |
401 | [Define this to check for errors in cons list.]) | |
402 | fi | |
94eb8e0a | 403 | if test x$ac_glyphs_debug != x ; then |
e509cfa6 DA |
404 | AC_DEFINE(GLYPH_DEBUG, 1, |
405 | [Define this to enable glyphs debugging code.]) | |
406 | fi | |
067d23c9 | 407 | |
646b5f55 AS |
408 | AC_ARG_ENABLE(check-lisp-object-type, |
409 | [AS_HELP_STRING([--enable-check-lisp-object-type], | |
410 | [enable compile time checks for the Lisp_Object data type. | |
411 | This is useful for development for catching certain types of bugs.])], | |
067d23c9 | 412 | if test "${enableval}" != "no"; then |
646b5f55 AS |
413 | AC_DEFINE(CHECK_LISP_OBJECT_TYPE, 1, |
414 | [Define this to enable compile time checks for the Lisp_Object data type.]) | |
067d23c9 KY |
415 | fi) |
416 | ||
417 | ||
2ef26ceb EZ |
418 | dnl The name of this option is unfortunate. It predates, and has no |
419 | dnl relation to, the "sampling-based elisp profiler" added in 24.3. | |
420 | dnl Actually, it stops it working. | |
421 | dnl http://lists.gnu.org/archive/html/emacs-devel/2012-11/msg00393.html | |
067d23c9 KY |
422 | AC_ARG_ENABLE(profiling, |
423 | [AS_HELP_STRING([--enable-profiling], | |
2ef26ceb EZ |
424 | [build emacs with low-level, gprof profiling support. |
425 | Mainly useful for debugging Emacs itself. May not work on | |
426 | all platforms. Stops profiler.el working.])], | |
067d23c9 KY |
427 | [ac_enable_profiling="${enableval}"],[]) |
428 | if test x$ac_enable_profiling != x ; then | |
429 | PROFILING_CFLAGS="-DPROFILING=1 -pg" | |
430 | else | |
431 | PROFILING_CFLAGS= | |
432 | fi | |
433 | AC_SUBST(PROFILING_CFLAGS) | |
434 | ||
435 | AC_ARG_ENABLE(autodepend, | |
436 | [AS_HELP_STRING([--enable-autodepend], | |
437 | [automatically generate dependencies to .h-files. | |
f6dce6c1 | 438 | Requires gcc, enabled if found.])], |
067d23c9 KY |
439 | [ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes]) |
440 | ||
7ec363cf JD |
441 | AC_ARG_ENABLE(gtk-deprecation-warnings, |
442 | [AS_HELP_STRING([--enable-gtk-deprecation-warnings], | |
443 | [Show Gtk+/Gdk deprecation warnings for Gtk+ >= 3.0])], | |
444 | [ac_enable_gtk_deprecation_warnings="${enableval}"],[]) | |
445 | ||
067d23c9 KY |
446 | ### Canonicalize the configuration name. |
447 | ||
448 | AC_CANONICAL_HOST | |
449 | canonical=$host | |
450 | configuration=${host_alias-${build_alias-$host}} | |
451 | ||
452 | dnl This used to use changequote, but, apart from `changequote is evil' | |
453 | dnl per the autoconf manual, we can speed up autoconf somewhat by quoting | |
454 | dnl the great gob of text. Thus it's not processed for possible expansion. | |
455 | dnl Just make sure the brackets remain balanced. | |
456 | dnl | |
457 | dnl Since Emacs can't find matching pairs of quotes, boundaries are | |
458 | dnl indicated by comments. | |
459 | dnl quotation begins | |
460 | [ | |
461 | ||
462 | ### If you add support for a new configuration, add code to this | |
463 | ### switch statement to recognize your configuration name and select | |
7a7f5cce GM |
464 | ### the appropriate opsys. |
465 | ||
067d23c9 KY |
466 | ### As far as handling version numbers on operating systems is |
467 | ### concerned, make sure things will fail in a fixable way. If | |
468 | ### /etc/MACHINES doesn't say anything about version numbers, be | |
469 | ### prepared to handle anything reasonably. If version numbers | |
470 | ### matter, be sure /etc/MACHINES says something about it. | |
471 | ||
34374650 | 472 | opsys='' unported=no |
067d23c9 KY |
473 | case "${canonical}" in |
474 | ||
695a3dc5 PE |
475 | ## GNU/Linux and similar ports |
476 | *-*-linux* ) | |
d6a003a8 | 477 | opsys=gnu-linux |
d6a003a8 AS |
478 | ;; |
479 | ||
067d23c9 KY |
480 | ## FreeBSD ports |
481 | *-*-freebsd* ) | |
482 | opsys=freebsd | |
067d23c9 KY |
483 | ;; |
484 | ||
7e00831f JM |
485 | ## DragonFly ports |
486 | *-*-dragonfly* ) | |
487 | opsys=dragonfly | |
488 | ;; | |
489 | ||
067d23c9 KY |
490 | ## FreeBSD kernel + glibc based userland |
491 | *-*-kfreebsd*gnu* ) | |
492 | opsys=gnu-kfreebsd | |
067d23c9 KY |
493 | ;; |
494 | ||
495 | ## NetBSD ports | |
496 | *-*-netbsd* ) | |
497 | opsys=netbsd | |
067d23c9 KY |
498 | ;; |
499 | ||
500 | ## OpenBSD ports | |
ca489750 | 501 | *-*-openbsd* | *-*-mirbsd* ) |
067d23c9 | 502 | opsys=openbsd |
067d23c9 KY |
503 | ;; |
504 | ||
067d23c9 KY |
505 | ## Apple Darwin / Mac OS X |
506 | *-apple-darwin* ) | |
507 | case "${canonical}" in | |
34374650 PE |
508 | i[3456]86-* ) ;; |
509 | powerpc-* ) ;; | |
510 | x86_64-* ) ;; | |
067d23c9 KY |
511 | * ) unported=yes ;; |
512 | esac | |
513 | opsys=darwin | |
136c45ee GM |
514 | ## Use fink packages if available. |
515 | ## FIXME find a better way to do this: http://debbugs.gnu.org/11507 | |
516 | ## if test -d /sw/include && test -d /sw/lib; then | |
517 | ## GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib" | |
518 | ## NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS} | |
519 | ## fi | |
067d23c9 KY |
520 | ;; |
521 | ||
e8bdb06e KB |
522 | ## Cygwin ports |
523 | *-*-cygwin ) | |
524 | opsys=cygwin | |
525 | ;; | |
526 | ||
067d23c9 KY |
527 | ## HP 9000 series 700 and 800, running HP/UX |
528 | hppa*-hp-hpux10.2* ) | |
d6a003a8 | 529 | opsys=hpux10-20 |
067d23c9 KY |
530 | ;; |
531 | hppa*-hp-hpux1[1-9]* ) | |
d6a003a8 | 532 | opsys=hpux11 |
067d23c9 KY |
533 | CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS" |
534 | ;; | |
535 | ||
067d23c9 | 536 | ## IBM machines |
067d23c9 | 537 | rs6000-ibm-aix4.[23]* ) |
34374650 | 538 | opsys=aix4-2 |
067d23c9 KY |
539 | ;; |
540 | powerpc-ibm-aix4.[23]* ) | |
34374650 | 541 | opsys=aix4-2 |
067d23c9 KY |
542 | ;; |
543 | rs6000-ibm-aix[56]* ) | |
34374650 | 544 | opsys=aix4-2 |
067d23c9 KY |
545 | ;; |
546 | powerpc-ibm-aix[56]* ) | |
34374650 | 547 | opsys=aix4-2 |
067d23c9 KY |
548 | ;; |
549 | ||
067d23c9 KY |
550 | ## Silicon Graphics machines |
551 | ## Iris 4D | |
552 | mips-sgi-irix6.5 ) | |
76b397fb | 553 | opsys=irix6-5 |
067d23c9 KY |
554 | # Without defining _LANGUAGE_C, things get masked out in the headers |
555 | # so that, for instance, grepping for `free' in stdlib.h fails and | |
556 | # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m). | |
067d23c9 KY |
557 | NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C" |
558 | ;; | |
559 | ||
560 | ## Suns | |
067d23c9 KY |
561 | *-sun-solaris* \ |
562 | | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* \ | |
563 | | x86_64-*-solaris2* | x86_64-*-sunos5*) | |
564 | case "${canonical}" in | |
34374650 PE |
565 | i[3456]86-*-* ) ;; |
566 | amd64-*-*|x86_64-*-*) ;; | |
567 | sparc* ) ;; | |
067d23c9 KY |
568 | * ) unported=yes ;; |
569 | esac | |
570 | case "${canonical}" in | |
59587ee4 PE |
571 | *-sunos5.[1-9][0-9]* | *-solaris2.[1-9][0-9]* ) |
572 | opsys=sol2-10 | |
573 | emacs_check_sunpro_c=yes | |
574 | ;; | |
067d23c9 KY |
575 | *-sunos5.6* | *-solaris2.6* ) |
576 | opsys=sol2-6 | |
067d23c9 KY |
577 | RANLIB="ar -ts" |
578 | ;; | |
579 | *-sunos5.[7-9]* | *-solaris2.[7-9]* ) | |
580 | opsys=sol2-6 | |
581 | emacs_check_sunpro_c=yes | |
067d23c9 | 582 | ;; |
067d23c9 KY |
583 | esac |
584 | ## Watch out for a compiler that we know will not work. | |
585 | case "${canonical}" in | |
586 | *-solaris* | *-sunos5* ) | |
587 | if [ "x$CC" = x/usr/ucb/cc ]; then | |
588 | ## /usr/ucb/cc doesn't work; | |
589 | ## we should find some other compiler that does work. | |
590 | unset CC | |
591 | fi | |
592 | ;; | |
593 | *) ;; | |
594 | esac | |
595 | ;; | |
596 | ||
067d23c9 KY |
597 | ## Intel 386 machines where we don't care about the manufacturer. |
598 | i[3456]86-*-* ) | |
067d23c9 | 599 | case "${canonical}" in |
27cb7be2 | 600 | *-darwin* ) opsys=darwin ;; |
31ff141c | 601 | *-mingw32 ) |
fb0862b2 | 602 | opsys=mingw32 |
9e821c83 | 603 | # MinGW overrides and adds some system headers in nt/inc. |
845b7499 | 604 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" |
fb0862b2 | 605 | ;; |
f04940ae PE |
606 | *-sysv4.2uw* ) opsys=unixware ;; |
607 | *-sysv5uw* ) opsys=unixware ;; | |
608 | *-sysv5OpenUNIX* ) opsys=unixware ;; | |
067d23c9 KY |
609 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. |
610 | esac | |
611 | ;; | |
612 | ||
bd717ca4 FP |
613 | # MinGW64 |
614 | x86_64-*-* ) | |
615 | case "${canonical}" in | |
616 | *-mingw32 ) | |
617 | opsys=mingw32 | |
618 | # MinGW overrides and adds some system headers in nt/inc. | |
619 | GCC_TEST_OPTIONS="-I $srcdir/nt/inc" | |
620 | ;; | |
621 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. | |
622 | esac | |
623 | ;; | |
624 | ||
067d23c9 KY |
625 | * ) |
626 | unported=yes | |
627 | ;; | |
628 | esac | |
629 | ||
630 | ### If the code above didn't choose an operating system, just choose | |
631 | ### an operating system based on the configuration name. You really | |
632 | ### only want to use this when you have no idea what the right | |
633 | ### operating system is; if you know what operating systems a machine | |
634 | ### runs, it's cleaner to make it explicit in the case statement | |
635 | ### above. | |
636 | if test x"${opsys}" = x; then | |
637 | case "${canonical}" in | |
638 | *-gnu* ) opsys=gnu ;; | |
639 | * ) | |
640 | unported=yes | |
641 | ;; | |
642 | esac | |
643 | fi | |
644 | ||
645 | ] | |
646 | dnl quotation ends | |
647 | ||
648 | if test $unported = yes; then | |
41dc0fed | 649 | AC_MSG_ERROR([Emacs does not support `${canonical}' systems. |
7b207d6d | 650 | If you think it should, please send a report to ${PACKAGE_BUGREPORT}. |
067d23c9 KY |
651 | Check `etc/MACHINES' for recognized configuration names.]) |
652 | fi | |
653 | ||
067d23c9 | 654 | |
f6dce6c1 GM |
655 | AC_MSG_CHECKING([whether we are using GNU Make]) |
656 | testval=`${MAKE-make} --version 2>/dev/null | grep 'GNU Make'` | |
657 | if test "x$testval" != x; then | |
658 | AC_MSG_RESULT([yes]) | |
659 | else | |
660 | AC_MSG_RESULT([no]) | |
661 | AC_MSG_ERROR([Building Emacs requires GNU make. | |
ef9b8f2d PE |
662 | If you have it installed under another name, configure with 'MAKE=...'. |
663 | For example, run './configure MAKE=gmake'.]) | |
f6dce6c1 GM |
664 | fi |
665 | ||
666 | ||
067d23c9 | 667 | #### Choose a compiler. |
27cb7be2 | 668 | |
067d23c9 | 669 | dnl Sets GCC=yes if using gcc. |
efe70219 | 670 | AC_PROG_CC([gcc cc cl clang "$XCRUN gcc" "$XCRUN clang"]) |
5eedd0b9 | 671 | if test -n "$XCRUN"; then |
7c8114cb | 672 | AC_CHECK_PROGS(AR, [ar "$XCRUN ar"]) |
5eedd0b9 | 673 | test -n "$AR" && export AR |
7c8114cb | 674 | fi |
efe70219 | 675 | |
9a514d4a PE |
676 | AM_PROG_CC_C_O |
677 | ||
067d23c9 KY |
678 | if test x$GCC = xyes; then |
679 | test "x$GCC_TEST_OPTIONS" != x && CC="$CC $GCC_TEST_OPTIONS" | |
680 | else | |
681 | test "x$NON_GCC_TEST_OPTIONS" != x && CC="$CC $NON_GCC_TEST_OPTIONS" | |
682 | fi | |
683 | ||
a74b0e1b EZ |
684 | dnl This is used in lib/Makefile.am to use nt/gnulib.mk, the |
685 | dnl alternative to lib/gnulib.mk, so as to avoid generating header files | |
686 | dnl that clash with MinGW. | |
687 | AM_CONDITIONAL([BUILDING_FOR_WINDOWSNT], [test "x$opsys" = "xmingw32"]) | |
688 | ||
a8f9bc05 PE |
689 | # Avoid gnulib's tests for -lcrypto, so that there's no static dependency on it. |
690 | AC_DEFUN([gl_CRYPTO_CHECK]) | |
70743157 PE |
691 | # Avoid gnulib's tests for HAVE_WORKING_O_NOATIME and HAVE_WORKING_O_NOFOLLOW, |
692 | # as we don't use them. | |
73dcdb9f | 693 | AC_DEFUN([gl_FCNTL_O_FLAGS]) |
a615a3ae PE |
694 | # Avoid gnulib's threadlib module, as we do threads our own way. |
695 | AC_DEFUN([gl_THREADLIB]) | |
696 | ||
f04940ae | 697 | # Initialize gnulib right after choosing the compiler. |
58eaa9ec | 698 | dnl Amongst other things, this sets AR and ARFLAGS. |
f04940ae PE |
699 | gl_EARLY |
700 | ||
6e8aca60 | 701 | if test "$ac_test_CFLAGS" != set; then |
f780d632 PE |
702 | # It's helpful to have C macros available to GDB, so prefer -g3 to -g |
703 | # if -g3 works and the user does not specify CFLAGS. | |
704 | # This test must follow gl_EARLY; otherwise AC_LINK_IFELSE complains. | |
6e8aca60 PE |
705 | case $CFLAGS in |
706 | '-g') | |
707 | emacs_g3_CFLAGS='-g3';; | |
708 | '-g -O2') | |
709 | emacs_g3_CFLAGS='-g3 -O2';; | |
710 | *) | |
711 | emacs_g3_CFLAGS='';; | |
712 | esac | |
713 | if test -n "$emacs_g3_CFLAGS"; then | |
714 | emacs_save_CFLAGS=$CFLAGS | |
715 | CFLAGS=$emacs_g3_CFLAGS | |
716 | AC_CACHE_CHECK([whether $CC accepts $emacs_g3_CFLAGS], | |
717 | [emacs_cv_prog_cc_g3], | |
718 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
719 | [emacs_cv_prog_cc_g3=yes], | |
f780d632 PE |
720 | [emacs_cv_prog_cc_g3=no])]) |
721 | if test $emacs_cv_prog_cc_g3 != yes; then | |
6e8aca60 PE |
722 | CFLAGS=$emacs_save_CFLAGS |
723 | fi | |
f540ee86 EZ |
724 | if test $opsys = mingw32; then |
725 | CFLAGS="$CFLAGS -gdwarf-2" | |
726 | fi | |
6e8aca60 | 727 | fi |
f780d632 PE |
728 | |
729 | case $CFLAGS in | |
730 | *-O*) ;; | |
731 | *) | |
732 | # No optimization flag was inferred for this non-GCC compiler. | |
733 | # Try -O. This is needed for xlc on AIX; see Bug#14258. | |
734 | emacs_save_CFLAGS=$CFLAGS | |
735 | test -z "$CFLAGS" || CFLAGS="$CFLAGS " | |
736 | CFLAGS=${CFLAGS}-O | |
737 | AC_CACHE_CHECK([whether $CC accepts -O], | |
738 | [emacs_cv_prog_cc_o], | |
739 | [AC_LINK_IFELSE([AC_LANG_PROGRAM()], | |
740 | [emacs_cv_prog_cc_o=yes], | |
741 | [emacs_cv_prog_cc_o=no])]) | |
742 | if test $emacs_cv_prog_cc_o != yes; then | |
743 | CFLAGS=$emacs_save_CFLAGS | |
744 | fi ;; | |
745 | esac | |
6e8aca60 PE |
746 | fi |
747 | ||
b8df54ff PE |
748 | AC_ARG_ENABLE([gcc-warnings], |
749 | [AS_HELP_STRING([--enable-gcc-warnings], | |
c4e2ba0a | 750 | [turn on lots of GCC warnings/errors. This is intended for |
f5c08e17 PE |
751 | developers, and may generate false alarms when used |
752 | with older or non-GNU development tools.])], | |
b8df54ff PE |
753 | [case $enableval in |
754 | yes|no) ;; | |
755 | *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;; | |
756 | esac | |
757 | gl_gcc_warnings=$enableval], | |
758 | [gl_gcc_warnings=no] | |
759 | ) | |
760 | ||
94eb8e0a DA |
761 | AC_ARG_ENABLE(link-time-optimization, |
762 | [AS_HELP_STRING([--enable-link-time-optimization], | |
763 | [build emacs with link-time optimization. | |
764 | This is supported only for GCC since 4.5.0.])], | |
765 | if test "${enableval}" != "no"; then | |
766 | AC_MSG_CHECKING([whether link-time optimization is supported]) | |
767 | ac_lto_supported=no | |
768 | if test x$GCC = xyes; then | |
769 | CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null` | |
770 | if test x$CPUS != x; then | |
771 | LTO="-flto=$CPUS" | |
772 | else | |
773 | LTO="-flto" | |
f5c08e17 | 774 | fi |
94eb8e0a DA |
775 | old_CFLAGS=$CFLAGS |
776 | CFLAGS="$CFLAGS $LTO" | |
777 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], | |
778 | [ac_lto_supported=yes], [ac_lto_supported=no]) | |
779 | CFLAGS="$old_CFLAGS" | |
780 | fi | |
781 | AC_MSG_RESULT([$ac_lto_supported]) | |
782 | if test "$ac_lto_supported" = "yes"; then | |
783 | CFLAGS="$CFLAGS $LTO" | |
784 | fi | |
785 | fi) | |
786 | ||
8762e524 JD |
787 | # clang is unduly picky about some things. |
788 | AC_CACHE_CHECK([whether the compiler is clang], [emacs_cv_clang], | |
789 | [AC_COMPILE_IFELSE( | |
790 | [AC_LANG_PROGRAM([[ | |
791 | #ifndef __clang__ | |
13a5993b | 792 | error "not clang"; |
8762e524 JD |
793 | #endif |
794 | ]])], | |
795 | [emacs_cv_clang=yes], | |
796 | [emacs_cv_clang=no])]) | |
797 | ||
b8df54ff PE |
798 | # When compiling with GCC, prefer -isystem to -I when including system |
799 | # include files, to avoid generating useless diagnostics for the files. | |
800 | if test "$gl_gcc_warnings" != yes; then | |
801 | isystem='-I' | |
8762e524 JD |
802 | if test "$emacs_cv_clang" = yes |
803 | then | |
804 | # Turn off some warnings if supported. | |
805 | gl_WARN_ADD([-Wno-switch]) | |
806 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
807 | gl_WARN_ADD([-Wno-pointer-sign]) | |
808 | fi | |
b8df54ff PE |
809 | else |
810 | isystem='-isystem ' | |
811 | ||
812 | # This, $nw, is the list of warnings we disable. | |
813 | nw= | |
814 | ||
815 | case $with_x_toolkit in | |
816 | lucid | athena | motif) | |
817 | # Old toolkits mishandle 'const'. | |
818 | nw="$nw -Wwrite-strings" | |
819 | ;; | |
820 | *) | |
821 | gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) | |
822 | ;; | |
823 | esac | |
824 | AC_SUBST([WERROR_CFLAGS]) | |
825 | ||
b8df54ff | 826 | nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings |
b8df54ff | 827 | nw="$nw -Woverlength-strings" # Not a problem these days |
b8df54ff | 828 | nw="$nw -Wlogical-op" # any use of fwrite provokes this |
6045c4fd | 829 | nw="$nw -Wformat-nonliteral" # we do this a lot |
b8df54ff PE |
830 | nw="$nw -Wvla" # warnings in gettext.h |
831 | nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ | |
b8df54ff | 832 | nw="$nw -Wswitch-default" # Too many warnings for now |
6045c4fd | 833 | nw="$nw -Winline" # OK to ignore 'inline' |
79a7bafe | 834 | nw="$nw -Wjump-misses-init" # We sometimes safely jump over init. |
2ef26ceb EZ |
835 | nw="$nw -Wstrict-overflow" # OK to optimize assuming that |
836 | # signed overflow has undefined behavior | |
6045c4fd PE |
837 | nw="$nw -Wsync-nand" # irrelevant here, and provokes ObjC warning |
838 | nw="$nw -Wunsafe-loop-optimizations" # OK to suppress unsafe optimizations | |
84575e67 | 839 | nw="$nw -Wbad-function-cast" # These casts are no worse than others. |
b8df54ff PE |
840 | |
841 | # Emacs doesn't care about shadowing; see | |
842 | # <http://lists.gnu.org/archive/html/emacs-diffs/2011-11/msg00265.html>. | |
843 | nw="$nw -Wshadow" | |
844 | ||
a8e1690b PE |
845 | # Emacs's use of alloca inhibits protecting the stack. |
846 | nw="$nw -Wstack-protector" | |
847 | ||
2ef26ceb | 848 | # The following line should be removable at some point. |
b8df54ff PE |
849 | nw="$nw -Wsuggest-attribute=pure" |
850 | ||
4b73fc73 PE |
851 | # This part is merely for shortening the command line, |
852 | # since -Wno-FOO needs to be added below regardless. | |
853 | nw="$nw -Wmissing-field-initializers" | |
854 | nw="$nw -Wswitch" | |
855 | nw="$nw -Wtype-limits" | |
856 | nw="$nw -Wunused-parameter" | |
857 | ||
31ff141c PE |
858 | if test $emacs_cv_clang = yes; then |
859 | nw="$nw -Wcast-align" | |
860 | fi | |
861 | ||
b8df54ff PE |
862 | gl_MANYWARN_ALL_GCC([ws]) |
863 | gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) | |
864 | for w in $ws; do | |
865 | gl_WARN_ADD([$w]) | |
866 | done | |
867 | gl_WARN_ADD([-Wno-missing-field-initializers]) # We need this one | |
868 | gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now | |
869 | gl_WARN_ADD([-Wno-type-limits]) # Too many warnings for now | |
870 | gl_WARN_ADD([-Wno-switch]) # Too many warnings for now | |
871 | gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now | |
872 | gl_WARN_ADD([-Wno-format-nonliteral]) | |
873 | ||
874 | # In spite of excluding -Wlogical-op above, it is enabled, as of | |
875 | # gcc 4.5.0 20090517. | |
876 | gl_WARN_ADD([-Wno-logical-op]) | |
877 | ||
31ff141c PE |
878 | # More things that clang is unduly picky about. |
879 | if test $emacs_cv_clang = yes; then | |
880 | gl_WARN_ADD([-Wno-format-extra-args]) | |
881 | gl_WARN_ADD([-Wno-tautological-constant-out-of-range-compare]) | |
882 | gl_WARN_ADD([-Wno-unused-command-line-argument]) | |
883 | gl_WARN_ADD([-Wno-unused-value]) | |
884 | fi | |
885 | ||
b8df54ff | 886 | AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.]) |
2d3800d2 PE |
887 | AH_VERBATIM([FORTIFY_SOURCE], |
888 | [/* Enable compile-time and run-time bounds-checking, and some warnings, | |
889 | without upsetting glibc 2.15+. */ | |
7f8de58c | 890 | #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__ |
2d3800d2 PE |
891 | # define _FORTIFY_SOURCE 2 |
892 | #endif | |
893 | ]) | |
b8df54ff PE |
894 | AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks]) |
895 | ||
896 | # We use a slightly smaller set of warning options for lib/. | |
897 | # Remove the following and save the result in GNULIB_WARN_CFLAGS. | |
898 | nw= | |
899 | nw="$nw -Wunused-macros" | |
900 | ||
901 | gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
902 | AC_SUBST([GNULIB_WARN_CFLAGS]) | |
067d23c9 | 903 | fi |
067d23c9 | 904 | |
067d23c9 KY |
905 | |
906 | ||
f04940ae PE |
907 | dnl Some other nice autoconf tests. |
908 | dnl These are commented out, since gl_EARLY and/or Autoconf already does them. | |
909 | dnl AC_PROG_INSTALL | |
910 | dnl AC_PROG_MKDIR_P | |
911 | dnl if test "x$RANLIB" = x; then | |
912 | dnl AC_PROG_RANLIB | |
913 | dnl fi | |
4f8902cd GM |
914 | |
915 | ||
916 | dnl Sadly, AC_PROG_LN_S is too restrictive. It also tests whether links | |
917 | dnl can be made to directories. This is not relevant for our usage, and | |
918 | dnl excludes some cases that work fine for us. Eg MS Windows or files | |
919 | dnl hosted on AFS, both examples where simple links work, but links to | |
920 | dnl directories fail. We use a cut-down version instead. | |
921 | dnl AC_PROG_LN_S | |
922 | ||
923 | AC_MSG_CHECKING([whether ln -s works for files in the same directory]) | |
924 | rm -f conf$$ conf$$.file | |
925 | ||
926 | LN_S_FILEONLY='cp -p' | |
927 | ||
aa1f3497 EZ |
928 | dnl On MinGW, ensure we will call the MSYS /bin/ln.exe, not some |
929 | dnl random program in the current directory. | |
4f8902cd GM |
930 | if (echo >conf$$.file) 2>/dev/null; then |
931 | if ln -s conf$$.file conf$$ 2>/dev/null; then | |
aa1f3497 EZ |
932 | if test "$opsys" = "mingw32"; then |
933 | LN_S_FILEONLY='/bin/ln -s' | |
934 | else | |
935 | LN_S_FILEONLY='ln -s' | |
936 | fi | |
4f8902cd | 937 | elif ln conf$$.file conf$$ 2>/dev/null; then |
aa1f3497 EZ |
938 | if test "$opsys" = "mingw32"; then |
939 | LN_S_FILEONLY=/bin/ln | |
940 | else | |
941 | LN_S_FILEONLY=ln | |
942 | fi | |
4f8902cd GM |
943 | fi |
944 | fi | |
945 | ||
946 | rm -f conf$$ conf$$.file | |
947 | ||
948 | if test "$LN_S_FILEONLY" = "ln -s"; then | |
949 | AC_MSG_RESULT([yes]) | |
950 | else | |
951 | AC_MSG_RESULT([no, using $LN_S_FILEONLY]) | |
952 | fi | |
953 | ||
954 | AC_SUBST(LN_S_FILEONLY) | |
955 | ||
067d23c9 | 956 | |
f576f7fb EZ |
957 | dnl AC_PROG_LN_S sets LN_S to 'cp -pR' for MinGW, on the premise that 'ln' |
958 | dnl doesn't support links to directories, as in "ln file dir". But that | |
959 | dnl use is non-portable, and OTOH MinGW wants to use hard links for Emacs | |
960 | dnl executables at "make install" time. | |
961 | dnl See http://lists.gnu.org/archive/html/emacs-devel/2013-04/msg00475.html | |
962 | dnl for more details. | |
64544985 | 963 | if test "$opsys" = "mingw32"; then |
0bf20677 | 964 | LN_S="/bin/ln" |
64544985 | 965 | fi |
64544985 | 966 | |
0e7a053e PE |
967 | AC_PATH_PROG(INSTALL_INFO, install-info, :, |
968 | $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin) | |
067d23c9 KY |
969 | dnl Don't use GZIP, which is used by gzip for additional parameters. |
970 | AC_PATH_PROG(GZIP_PROG, gzip) | |
971 | ||
66f3731f | 972 | test $with_compress_install != yes && test -n "$GZIP_PROG" && \ |
335142f9 GM |
973 | GZIP_PROG=" # $GZIP_PROG # (disabled by configure --without-compress-install)" |
974 | ||
0b6b25d5 GM |
975 | if test $opsys = gnu-linux; then |
976 | AC_PATH_PROG(PAXCTL, paxctl,, | |
977 | [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/usr/sbin]) | |
32d9ba9a UM |
978 | if test "X$PAXCTL" != X; then |
979 | AC_MSG_CHECKING([whether binaries have a PT_PAX_FLAGS header]) | |
980 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
981 | [if $PAXCTL -v conftest$EXEEXT >/dev/null 2>&1; then AC_MSG_RESULT(yes) | |
982 | else AC_MSG_RESULT(no); PAXCTL=""; fi]) | |
983 | fi | |
81da295e PE |
984 | |
985 | if test "${SETFATTR+set}" != set; then | |
986 | AC_CACHE_CHECK([for setfattr], | |
987 | [emacs_cv_prog_setfattr], | |
988 | [touch conftest.tmp | |
989 | if (setfattr -n user.pax.flags conftest.tmp) >/dev/null 2>&1; then | |
990 | emacs_cv_prog_setfattr=yes | |
991 | else | |
992 | emacs_cv_prog_setfattr=no | |
993 | fi]) | |
994 | if test "$emacs_cv_prog_setfattr" = yes; then | |
995 | SETFATTR=setfattr | |
996 | else | |
54c2b8b4 | 997 | SETFATTR= |
81da295e PE |
998 | fi |
999 | rm -f conftest.tmp | |
1000 | AC_SUBST([SETFATTR]) | |
1001 | fi | |
0b6b25d5 | 1002 | fi |
067d23c9 | 1003 | |
23df914b | 1004 | ## Need makeinfo >= 4.7 (?) to build the manuals. |
067d23c9 KY |
1005 | AC_PATH_PROG(MAKEINFO, makeinfo, no) |
1006 | dnl By this stage, configure has already checked for egrep and set EGREP, | |
1007 | dnl or exited with an error if no egrep was found. | |
3cc53d60 PE |
1008 | if test "$MAKEINFO" != "no"; then |
1009 | case ` | |
75d7aa24 | 1010 | $MAKEINFO --version 2> /dev/null | |
3cc53d60 PE |
1011 | $EGREP 'texinfo[[^0-9]]*([[1-4]][[0-9]]+|[[5-9]]|4\.[[7-9]]|4\.[[1-6]][[0-9]]+)' |
1012 | ` in | |
1013 | '') MAKEINFO=no;; | |
1014 | esac | |
067d23c9 KY |
1015 | fi |
1016 | ||
1017 | ## Makeinfo is unusual. For a released Emacs, the manuals are | |
1018 | ## pre-built, and not deleted by the normal clean rules. makeinfo is | |
1019 | ## therefore in the category of "special tools" not normally required, which | |
1020 | ## configure does not have to check for (eg autoconf itself). | |
31466836 ER |
1021 | ## In a repository checkout on the other hand, the manuals are not included. |
1022 | ## So makeinfo is a requirement to build from the repository, and configure | |
067d23c9 KY |
1023 | ## should test for it as it does for any other build requirement. |
1024 | ## We use the presence of $srcdir/info/emacs to distinguish a release, | |
31466836 | 1025 | ## with pre-built manuals, from a repository checkout. |
e5365138 GM |
1026 | HAVE_MAKEINFO=yes |
1027 | ||
067d23c9 | 1028 | if test "$MAKEINFO" = "no"; then |
e5365138 | 1029 | MAKEINFO=makeinfo |
067d23c9 | 1030 | if test "x${with_makeinfo}" = "xno"; then |
e5365138 | 1031 | HAVE_MAKEINFO=no |
3cc53d60 | 1032 | elif test ! -e "$srcdir/info/emacs" && test ! -e "$srcdir/info/emacs.info"; then |
23df914b | 1033 | AC_MSG_ERROR( [You do not seem to have makeinfo >= 4.7, and your |
067d23c9 KY |
1034 | source tree does not seem to have pre-built manuals in the `info' directory. |
1035 | Either install a suitable version of makeinfo, or re-run configure | |
1036 | with the `--without-makeinfo' option to build without the manuals.] ) | |
1037 | fi | |
1038 | fi | |
e5365138 | 1039 | AC_SUBST(HAVE_MAKEINFO) |
067d23c9 | 1040 | |
8045b906 GM |
1041 | dnl Just so that there is only a single place we need to edit. |
1042 | INFO_EXT=.info | |
1043 | INFO_OPTS=--no-split | |
1044 | AC_SUBST(INFO_EXT) | |
1045 | AC_SUBST(INFO_OPTS) | |
1046 | ||
1857cd3f | 1047 | if test $opsys = mingw32; then |
0acfedd3 | 1048 | DOCMISC_W32=efaq-w32 |
1857cd3f | 1049 | else |
0acfedd3 | 1050 | DOCMISC_W32= |
1857cd3f | 1051 | fi |
0acfedd3 | 1052 | AC_SUBST(DOCMISC_W32) |
1857cd3f | 1053 | |
067d23c9 KY |
1054 | dnl Add our options to ac_link now, after it is set up. |
1055 | ||
1056 | if test x$GCC = xyes; then | |
1057 | test "x$GCC_LINK_TEST_OPTIONS" != x && \ | |
1058 | ac_link="$ac_link $GCC_LINK_TEST_OPTIONS" | |
1059 | else | |
1060 | test "x$NON_GCC_LINK_TEST_OPTIONS" != x && \ | |
1061 | ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS" | |
1062 | fi | |
1063 | ||
1064 | dnl We need -znocombreloc if we're using a relatively recent GNU ld. | |
1065 | dnl If we can link with the flag, it shouldn't do any harm anyhow. | |
1066 | dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.) | |
1067 | dnl Treat GCC specially since it just gives a non-fatal `unrecognized option' | |
1068 | dnl if not built to support GNU ld. | |
1069 | ||
d7646461 GM |
1070 | dnl For a long time, -znocombreloc was added to LDFLAGS rather than |
1071 | dnl LD_SWITCH_SYSTEM_TEMACS. That is: | |
1072 | dnl * inappropriate, as LDFLAGS is a user option but this is essential. | |
1073 | dnl Eg "make LDFLAGS=... all" could run into problems, | |
71bd1a00 | 1074 | dnl http://bugs.debian.org/684788 |
d7646461 GM |
1075 | dnl * unnecessary, since temacs is the only thing that actually needs it. |
1076 | dnl Indeed this is where it was originally, prior to: | |
71bd1a00 | 1077 | dnl http://lists.gnu.org/archive/html/emacs-pretest-bug/2004-03/msg00170.html |
48b48f98 | 1078 | late_LDFLAGS="$LDFLAGS" |
067d23c9 | 1079 | if test x$GCC = xyes; then |
8d17ef8d | 1080 | LDFLAGS_NOCOMBRELOC="-Wl,-znocombreloc" |
067d23c9 | 1081 | else |
8d17ef8d | 1082 | LDFLAGS_NOCOMBRELOC="-znocombreloc" |
067d23c9 KY |
1083 | fi |
1084 | ||
8d17ef8d GM |
1085 | LDFLAGS="$LDFLAGS $LDFLAGS_NOCOMBRELOC" |
1086 | ||
067d23c9 KY |
1087 | AC_MSG_CHECKING([for -znocombreloc]) |
1088 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
1089 | [AC_MSG_RESULT(yes)], | |
8d17ef8d | 1090 | LDFLAGS_NOCOMBRELOC= |
067d23c9 KY |
1091 | [AC_MSG_RESULT(no)]) |
1092 | ||
48b48f98 | 1093 | LDFLAGS="$late_LDFLAGS" |
067d23c9 | 1094 | |
e76119d7 PE |
1095 | AC_CACHE_CHECK([whether addresses are sanitized], |
1096 | [emacs_cv_sanitize_address], | |
1097 | [AC_COMPILE_IFELSE( | |
1098 | [AC_LANG_PROGRAM( | |
1099 | [[#ifndef __has_feature | |
1100 | #define __has_feature(f) 0 | |
1101 | #endif | |
1102 | #if defined __SANITIZE_ADDRESS__ || __has_feature (address_sanitizer) | |
1103 | #else | |
13a5993b | 1104 | error "Addresses are not sanitized."; |
e76119d7 PE |
1105 | #endif |
1106 | ]])], | |
1107 | [emacs_cv_sanitize_address=yes], | |
1108 | [emacs_cv_sanitize_address=no])]) | |
1109 | ||
067d23c9 KY |
1110 | dnl The function dump-emacs will not be defined and temacs will do |
1111 | dnl (load "loadup") automatically unless told otherwise. | |
4004ef46 | 1112 | test "x$CANNOT_DUMP" = "x" && CANNOT_DUMP=no |
067d23c9 | 1113 | case "$opsys" in |
4004ef46 | 1114 | your-opsys-here) CANNOT_DUMP=yes ;; |
067d23c9 | 1115 | esac |
4004ef46 | 1116 | |
e76119d7 | 1117 | if test "$CANNOT_DUMP" = "yes"; then |
4004ef46 | 1118 | AC_DEFINE(CANNOT_DUMP, 1, [Define if Emacs cannot be dumped on your system.]) |
e76119d7 PE |
1119 | elif test "$emacs_cv_sanitize_address" = yes; then |
1120 | AC_MSG_WARN([[Addresses are sanitized; suggest CANNOT_DUMP=yes]]) | |
1121 | fi | |
4004ef46 | 1122 | |
067d23c9 KY |
1123 | AC_SUBST(CANNOT_DUMP) |
1124 | ||
1125 | ||
1126 | UNEXEC_OBJ=unexelf.o | |
1127 | case "$opsys" in | |
1128 | # MSDOS uses unexcoff.o | |
067d23c9 KY |
1129 | aix4-2) |
1130 | UNEXEC_OBJ=unexaix.o | |
1131 | ;; | |
1132 | cygwin) | |
1133 | UNEXEC_OBJ=unexcw.o | |
1134 | ;; | |
1135 | darwin) | |
1136 | UNEXEC_OBJ=unexmacosx.o | |
1137 | ;; | |
1138 | hpux10-20 | hpux11) | |
1139 | UNEXEC_OBJ=unexhp9k800.o | |
1140 | ;; | |
6758608f EZ |
1141 | mingw32) |
1142 | UNEXEC_OBJ=unexw32.o | |
1143 | ;; | |
067d23c9 KY |
1144 | sol2-10) |
1145 | # Use the Solaris dldump() function, called from unexsol.c, to dump | |
1146 | # emacs, instead of the generic ELF dump code found in unexelf.c. | |
1147 | # The resulting binary has a complete symbol table, and is better | |
1148 | # for debugging and other observability tools (debuggers, pstack, etc). | |
b06b1098 | 1149 | # |
067d23c9 KY |
1150 | # If you encounter a problem using dldump(), please consider sending |
1151 | # a message to the OpenSolaris tools-linking mailing list: | |
1152 | # http://mail.opensolaris.org/mailman/listinfo/tools-linking | |
b06b1098 | 1153 | # |
067d23c9 KY |
1154 | # It is likely that dldump() works with older Solaris too, but this has |
1155 | # not been tested, so for now this change is for Solaris 10 or newer. | |
1156 | UNEXEC_OBJ=unexsol.o | |
1157 | ;; | |
1158 | esac | |
1159 | ||
1160 | LD_SWITCH_SYSTEM= | |
1161 | case "$opsys" in | |
7e00831f | 1162 | freebsd|dragonfly) |
067d23c9 KY |
1163 | ## Let `ld' find image libs and similar things in /usr/local/lib. |
1164 | ## The system compiler, GCC, has apparently been modified to not | |
1165 | ## look there, contrary to what a stock GCC would do. | |
3c30e766 GM |
1166 | ### It's not our place to do this. See bug#10313#17. |
1167 | ### LD_SWITCH_SYSTEM=-L/usr/local/lib | |
1168 | : | |
067d23c9 KY |
1169 | ;; |
1170 | ||
1171 | gnu-linux) | |
1172 | ## cpp test was "ifdef __mips__", but presumably this is equivalent... | |
d6a003a8 | 1173 | case $host_cpu in mips*) LD_SWITCH_SYSTEM="-G 0";; esac |
067d23c9 KY |
1174 | ;; |
1175 | ||
1176 | netbsd) | |
3c30e766 GM |
1177 | ### It's not our place to do this. See bug#10313#17. |
1178 | ### LD_SWITCH_SYSTEM="-Wl,-rpath,/usr/pkg/lib -L/usr/pkg/lib -Wl,-rpath,/usr/local/lib -L/usr/local/lib" | |
1179 | : | |
067d23c9 KY |
1180 | ;; |
1181 | ||
1182 | openbsd) | |
bb8eb357 | 1183 | ## Han Boetes <han@boetes.org> says this is necessary, |
067d23c9 KY |
1184 | ## otherwise Emacs dumps core on elf systems. |
1185 | LD_SWITCH_SYSTEM="-Z" | |
1186 | ;; | |
1187 | esac | |
1188 | AC_SUBST(LD_SWITCH_SYSTEM) | |
1189 | ||
1190 | ac_link="$ac_link $LD_SWITCH_SYSTEM" | |
1191 | ||
4d5c6349 | 1192 | ## This setting of LD_SWITCH_SYSTEM references LD_SWITCH_X_SITE_RPATH, |
067d23c9 KY |
1193 | ## which has not been defined yet. When this was handled with cpp, |
1194 | ## it was expanded to null when configure sourced the s/*.h file. | |
1195 | ## Thus LD_SWITCH_SYSTEM had different values in configure and the Makefiles. | |
1196 | ## FIXME it would be cleaner to put this in LD_SWITCH_SYSTEM_TEMACS | |
1197 | ## (or somesuch), but because it is supposed to go at the _front_ | |
1198 | ## of LD_SWITCH_SYSTEM, we cannot do that in exactly the same way. | |
1199 | ## Compare with the gnu-linux case below, which added to the end | |
1200 | ## of LD_SWITCH_SYSTEM, and so can instead go at the front of | |
1201 | ## LD_SWITCH_SYSTEM_TEMACS. | |
1202 | case "$opsys" in | |
1203 | netbsd|openbsd) | |
4d5c6349 | 1204 | LD_SWITCH_SYSTEM="\$(LD_SWITCH_X_SITE_RPATH) $LD_SWITCH_SYSTEM" ;; |
067d23c9 KY |
1205 | esac |
1206 | ||
1207 | ||
1208 | C_SWITCH_MACHINE= | |
34374650 PE |
1209 | case $canonical in |
1210 | alpha*) | |
067d23c9 KY |
1211 | AC_CHECK_DECL([__ELF__]) |
1212 | if test "$ac_cv_have_decl___ELF__" = "yes"; then | |
1213 | ## With ELF, make sure that all common symbols get allocated to in the | |
1214 | ## data section. Otherwise, the dump of temacs may miss variables in | |
1215 | ## the shared library that have been initialized. For example, with | |
1216 | ## GNU libc, __malloc_initialized would normally be resolved to the | |
1217 | ## shared library's .bss section, which is fatal. | |
1218 | if test "x$GCC" = "xyes"; then | |
1219 | C_SWITCH_MACHINE="-fno-common" | |
1220 | else | |
9148ee92 | 1221 | AC_MSG_ERROR([Non-GCC compilers are not supported.]) |
067d23c9 KY |
1222 | fi |
1223 | else | |
9148ee92 GM |
1224 | dnl This was the unexalpha.c case. Removed in 24.1, 2010-07-24, |
1225 | dnl albeit under the mistaken assumption that said file | |
1226 | dnl was no longer used. | |
1227 | AC_MSG_ERROR([Non-ELF systems are not supported since Emacs 24.1.]) | |
067d23c9 | 1228 | fi |
34374650 PE |
1229 | ;; |
1230 | esac | |
067d23c9 KY |
1231 | AC_SUBST(C_SWITCH_MACHINE) |
1232 | ||
1233 | AC_SUBST(UNEXEC_OBJ) | |
1234 | ||
1235 | C_SWITCH_SYSTEM= | |
1236 | ## Some programs in src produce warnings saying certain subprograms | |
1237 | ## are too complex and need a MAXMEM value greater than 2000 for | |
1238 | ## additional optimization. --nils@exp-math.uni-essen.de | |
1239 | test "$opsys" = "aix4.2" && test "x$GCC" != "xyes" && \ | |
1240 | C_SWITCH_SYSTEM="-ma -qmaxmem=4000" | |
bd717ca4 FP |
1241 | if test "$opsys" = "mingw32"; then |
1242 | case "$canonical" in | |
1243 | x86_64-*-mingw32) C_SWITCH_SYSTEM="-mtune=generic" ;; | |
1244 | *) C_SWITCH_SYSTEM="-mtune=pentium4" ;; | |
1245 | esac | |
1246 | fi | |
067d23c9 KY |
1247 | ## gnu-linux might need -D_BSD_SOURCE on old libc5 systems. |
1248 | ## It is redundant in glibc2, since we define _GNU_SOURCE. | |
1249 | AC_SUBST(C_SWITCH_SYSTEM) | |
1250 | ||
1251 | ||
1252 | LIBS_SYSTEM= | |
1253 | case "$opsys" in | |
1254 | ## IBM's X11R5 uses -lIM and -liconv in AIX 3.2.2. | |
1255 | aix4-2) LIBS_SYSTEM="-lrts -lIM -liconv" ;; | |
1256 | ||
7e00831f | 1257 | freebsd|dragonfly) LIBS_SYSTEM="-lutil" ;; |
067d23c9 KY |
1258 | |
1259 | hpux*) LIBS_SYSTEM="-l:libdld.sl" ;; | |
1260 | ||
1f5d53eb | 1261 | sol2*) LIBS_SYSTEM="-lsocket -lnsl" ;; |
067d23c9 KY |
1262 | |
1263 | ## Motif needs -lgen. | |
1264 | unixware) LIBS_SYSTEM="-lsocket -lnsl -lelf -lgen" ;; | |
1265 | esac | |
067d23c9 | 1266 | |
7c4026b6 | 1267 | AC_SUBST(LIBS_SYSTEM) |
067d23c9 KY |
1268 | |
1269 | ### Make sure subsequent tests use flags consistent with the build flags. | |
1270 | ||
1271 | if test x"${OVERRIDE_CPPFLAGS}" != x; then | |
1272 | CPPFLAGS="${OVERRIDE_CPPFLAGS}" | |
1273 | else | |
1274 | CPPFLAGS="$C_SWITCH_SYSTEM $C_SWITCH_MACHINE $CPPFLAGS" | |
1275 | fi | |
1276 | ||
c1e127f9 PE |
1277 | # Suppress obsolescent Autoconf test for size_t; Emacs assumes C89 or better. |
1278 | AC_DEFUN([AC_TYPE_SIZE_T]) | |
2a84b02d PE |
1279 | # Likewise for obsolescent test for uid_t, gid_t; Emacs assumes them. |
1280 | AC_DEFUN([AC_TYPE_UID_T]) | |
c1e127f9 | 1281 | |
93ca4887 PE |
1282 | # sqrt and other floating-point functions such as fmod and frexp |
1283 | # are found in -lm on many systems. | |
1284 | OLD_LIBS=$LIBS | |
1285 | AC_SEARCH_LIBS([sqrt], [m]) | |
1286 | if test "X$LIBS" = "X$OLD_LIBS"; then | |
1287 | LIB_MATH= | |
1288 | else | |
1289 | LIB_MATH=$ac_cv_search_sqrt | |
1290 | fi | |
1291 | LIBS=$OLD_LIBS | |
067d23c9 | 1292 | |
a9be7d2b GM |
1293 | dnl Current possibilities handled by sed (aix4-2 -> aix, |
1294 | dnl gnu-linux -> gnu/linux, etc.): | |
1295 | dnl gnu, gnu/linux, gnu/kfreebsd, aix, cygwin, darwin, hpux, irix. | |
1296 | dnl And special cases: berkeley-unix, usg-unix-v, ms-dos, windows-nt. | |
98d8c1f9 | 1297 | SYSTEM_TYPE=`echo $opsys | sed -e 's/[[0-9]].*//' -e 's|-|/|'` |
067d23c9 KY |
1298 | |
1299 | case $opsys in | |
1300 | cygwin ) | |
1301 | LIB_MATH= | |
067d23c9 KY |
1302 | ;; |
1303 | darwin ) | |
1304 | ## Adding -lm confuses the dynamic linker, so omit it. | |
1305 | LIB_MATH= | |
067d23c9 | 1306 | ;; |
7e00831f | 1307 | freebsd | dragonfly ) |
a9be7d2b | 1308 | SYSTEM_TYPE=berkeley-unix |
067d23c9 KY |
1309 | ;; |
1310 | gnu-linux | gnu-kfreebsd ) | |
067d23c9 KY |
1311 | ;; |
1312 | hpux10-20 | hpux11 ) | |
067d23c9 | 1313 | ;; |
6758608f EZ |
1314 | mingw32 ) |
1315 | LIB_MATH= | |
cb11bd95 | 1316 | SYSTEM_TYPE=windows-nt |
6758608f | 1317 | ;; |
0538fab0 | 1318 | dnl NB this may be adjusted below. |
067d23c9 | 1319 | netbsd | openbsd ) |
a9be7d2b | 1320 | SYSTEM_TYPE=berkeley-unix |
067d23c9 | 1321 | ;; |
a9be7d2b GM |
1322 | |
1323 | sol2* | unixware ) | |
1324 | SYSTEM_TYPE=usg-unix-v | |
1325 | ;; | |
1326 | ||
067d23c9 KY |
1327 | esac |
1328 | ||
1329 | AC_SUBST(LIB_MATH) | |
a9be7d2b GM |
1330 | AC_DEFINE_UNQUOTED(SYSTEM_TYPE, "$SYSTEM_TYPE", |
1331 | [The type of system you are compiling for; sets `system-type'.]) | |
067d23c9 | 1332 | |
b05e08a4 | 1333 | m4_pattern_forbid([^PKG_]) |
adbc4ef4 | 1334 | |
53a7da76 GM |
1335 | AC_ARG_VAR(PKG_CONFIG_PATH, [Colon-separated list of directories |
1336 | searched by pkg-config]) | |
1337 | ||
5dad233c PE |
1338 | pre_PKG_CONFIG_CFLAGS=$CFLAGS |
1339 | pre_PKG_CONFIG_LIBS=$LIBS | |
d35af63c | 1340 | |
b05e08a4 | 1341 | PKG_PROG_PKG_CONFIG(0.9.0) |
067d23c9 | 1342 | |
885e792c | 1343 | HAVE_SOUND=no |
067d23c9 | 1344 | if test "${with_sound}" != "no"; then |
cb11bd95 | 1345 | # Sound support for GNU/Linux, the free BSDs, and MinGW. |
57f8c490 | 1346 | AC_CHECK_HEADERS([machine/soundcard.h sys/soundcard.h soundcard.h], |
803ee343 EZ |
1347 | have_sound_header=yes, [], [ |
1348 | #ifdef __MINGW32__ | |
1349 | #define WIN32_LEAN_AND_MEAN | |
1350 | #include <windows.h> | |
1351 | #endif | |
1352 | ]) | |
2c347217 GM |
1353 | test "${with_sound}" = "oss" && test "${have_sound_header}" != "yes" && \ |
1354 | AC_MSG_ERROR([OSS sound support requested but not found.]) | |
e0936eed | 1355 | |
2c347217 | 1356 | if test "${with_sound}" = "bsd-ossaudio" || test "${with_sound}" = "yes"; then |
885e792c GM |
1357 | # Emulation library used on NetBSD. |
1358 | AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=) | |
2c347217 GM |
1359 | test "${with_sound}" = "bsd-ossaudio" && test -z "$LIBSOUND" && \ |
1360 | AC_MSG_ERROR([bsd-ossaudio sound support requested but not found.]) | |
1361 | dnl FIXME? If we did find ossaudio, should we set with_sound=bsd-ossaudio? | |
885e792c GM |
1362 | dnl Traditionally, we go on to check for alsa too. Does that make sense? |
1363 | fi | |
067d23c9 KY |
1364 | AC_SUBST(LIBSOUND) |
1365 | ||
885e792c GM |
1366 | if test "${with_sound}" = "alsa" || test "${with_sound}" = "yes"; then |
1367 | ALSA_REQUIRED=1.0.0 | |
1368 | ALSA_MODULES="alsa >= $ALSA_REQUIRED" | |
1369 | PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no) | |
1370 | if test $HAVE_ALSA = yes; then | |
1371 | SAVE_CFLAGS="$CFLAGS" | |
1372 | SAVE_LIBS="$LIBS" | |
1373 | CFLAGS="$ALSA_CFLAGS $CFLAGS" | |
1374 | LIBS="$ALSA_LIBS $LIBS" | |
1375 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <asoundlib.h>]], [[snd_lib_error_set_handler (0);]])], | |
1376 | emacs_alsa_normal=yes, | |
1377 | emacs_alsa_normal=no) | |
1378 | if test "$emacs_alsa_normal" != yes; then | |
1379 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <alsa/asoundlib.h>]], | |
1380 | [[snd_lib_error_set_handler (0);]])], | |
1381 | emacs_alsa_subdir=yes, | |
1382 | emacs_alsa_subdir=no) | |
1383 | if test "$emacs_alsa_subdir" != yes; then | |
1384 | AC_MSG_ERROR([pkg-config found alsa, but it does not compile. See config.log for error messages.]) | |
1385 | fi | |
1386 | ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE" | |
067d23c9 | 1387 | fi |
067d23c9 | 1388 | |
885e792c GM |
1389 | CFLAGS="$SAVE_CFLAGS" |
1390 | LIBS="$SAVE_LIBS" | |
1391 | LIBSOUND="$LIBSOUND $ALSA_LIBS" | |
1392 | CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS" | |
1393 | AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.]) | |
1394 | elif test "${with_sound}" = "alsa"; then | |
1395 | AC_MSG_ERROR([ALSA sound support requested but not found.]) | |
1396 | fi | |
1397 | fi dnl with_sound = alsa|yes | |
067d23c9 KY |
1398 | |
1399 | dnl Define HAVE_SOUND if we have sound support. We know it works and | |
1400 | dnl compiles only on the specified platforms. For others, it | |
1401 | dnl probably doesn't make sense to try. | |
885e792c GM |
1402 | dnl FIXME So surely we should bypass this whole section if not using |
1403 | dnl one of these platforms? | |
067d23c9 KY |
1404 | if test x$have_sound_header = xyes || test $HAVE_ALSA = yes; then |
1405 | case "$opsys" in | |
1406 | dnl defined __FreeBSD__ || defined __NetBSD__ || defined __linux__ | |
885e792c | 1407 | dnl Adjust the --with-sound help text if you change this. |
09e94df2 | 1408 | gnu-linux|freebsd|netbsd|mingw32) |
cb11bd95 | 1409 | AC_DEFINE(HAVE_SOUND, 1, [Define to 1 if you have sound support.]) |
885e792c | 1410 | HAVE_SOUND=yes |
cb11bd95 | 1411 | ;; |
067d23c9 KY |
1412 | esac |
1413 | fi | |
1414 | ||
1415 | AC_SUBST(CFLAGS_SOUND) | |
1416 | fi | |
1417 | ||
1418 | dnl checks for header files | |
0e7a053e | 1419 | AC_CHECK_HEADERS_ONCE( |
57f8c490 | 1420 | sys/systeminfo.h |
2ef26ceb | 1421 | coff.h pty.h |
1ddc2bd6 | 1422 | sys/resource.h |
95ef7787 | 1423 | sys/utsname.h pwd.h utmp.h util.h) |
067d23c9 KY |
1424 | |
1425 | AC_MSG_CHECKING(if personality LINUX32 can be set) | |
181855e6 | 1426 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/personality.h>]], [[personality (PER_LINUX32)]])], |
067d23c9 KY |
1427 | emacs_cv_personality_linux32=yes, |
1428 | emacs_cv_personality_linux32=no) | |
1429 | AC_MSG_RESULT($emacs_cv_personality_linux32) | |
1430 | ||
1431 | if test $emacs_cv_personality_linux32 = yes; then | |
1432 | AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1, | |
1433 | [Define to 1 if personality LINUX32 can be set.]) | |
1434 | fi | |
1435 | ||
1436 | dnl On Solaris 8 there's a compilation warning for term.h because | |
1437 | dnl it doesn't define `bool'. | |
1438 | AC_CHECK_HEADERS(term.h, , , -) | |
067d23c9 | 1439 | AC_HEADER_TIME |
c622b48f PE |
1440 | AC_CHECK_DECLS([sys_siglist], [], [], [[#include <signal.h> |
1441 | ]]) | |
067d23c9 KY |
1442 | if test $ac_cv_have_decl_sys_siglist != yes; then |
1443 | # For Tru64, at least: | |
c622b48f PE |
1444 | AC_CHECK_DECLS([__sys_siglist], [], [], [[#include <signal.h> |
1445 | ]]) | |
067d23c9 KY |
1446 | fi |
1447 | AC_HEADER_SYS_WAIT | |
1448 | ||
0e7a053e | 1449 | AC_CHECK_HEADERS_ONCE(sys/socket.h) |
067d23c9 KY |
1450 | AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT |
1451 | #if HAVE_SYS_SOCKET_H | |
1452 | #include <sys/socket.h> | |
1453 | #endif]) | |
377538cb JD |
1454 | AC_CHECK_HEADERS(ifaddrs.h, , , [AC_INCLUDES_DEFAULT |
1455 | #if HAVE_SYS_SOCKET_H | |
1456 | #include <sys/socket.h> | |
1457 | #endif]) | |
1458 | AC_CHECK_HEADERS(net/if_dl.h, , , [AC_INCLUDES_DEFAULT | |
1459 | #if HAVE_SYS_SOCKET_H | |
1460 | #include <sys/socket.h> | |
1461 | #endif]) | |
067d23c9 KY |
1462 | |
1463 | dnl checks for structure members | |
067d23c9 KY |
1464 | AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr, |
1465 | struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr, | |
377538cb JD |
1466 | struct ifreq.ifr_addr, |
1467 | struct ifreq.ifr_addr.sa_len], , , | |
067d23c9 KY |
1468 | [AC_INCLUDES_DEFAULT |
1469 | #if HAVE_SYS_SOCKET_H | |
1470 | #include <sys/socket.h> | |
1471 | #endif | |
1472 | #if HAVE_NET_IF_H | |
1473 | #include <net/if.h> | |
1474 | #endif]) | |
1475 | ||
4c36be58 | 1476 | dnl Check for endianness. |
0e7a053e | 1477 | dnl AC_C_BIGENDIAN is done by gnulib. |
067d23c9 KY |
1478 | |
1479 | dnl check for Make feature | |
0e7a053e | 1480 | dnl AC_PROG_MAKE_SET is done by Automake. |
067d23c9 KY |
1481 | |
1482 | DEPFLAGS= | |
1483 | MKDEPDIR=":" | |
1484 | deps_frag=deps.mk | |
f6dce6c1 | 1485 | dnl check if we have GCC and autodepend is on. |
067d23c9 | 1486 | if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then |
f6dce6c1 GM |
1487 | AC_MSG_CHECKING([whether gcc understands -MMD -MF]) |
1488 | SAVE_CFLAGS="$CFLAGS" | |
1489 | CFLAGS="$CFLAGS -MMD -MF deps.d -MP" | |
1490 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], , ac_enable_autodepend=no) | |
1491 | CFLAGS="$SAVE_CFLAGS" | |
1492 | test -f deps.d || ac_enable_autodepend=no | |
1493 | rm -rf deps.d | |
1494 | AC_MSG_RESULT([$ac_enable_autodepend]) | |
067d23c9 | 1495 | if test $ac_enable_autodepend = yes; then |
52ec1feb | 1496 | DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d -MP' |
3fe7cdc8 GM |
1497 | ## MKDIR_P is documented (see AC_PROG_MKDIR_P) to be parallel-safe. |
1498 | MKDEPDIR='${MKDIR_P} ${DEPDIR}' | |
067d23c9 KY |
1499 | deps_frag=autodeps.mk |
1500 | fi | |
1501 | fi | |
1502 | deps_frag=$srcdir/src/$deps_frag | |
1503 | AC_SUBST(MKDEPDIR) | |
1504 | AC_SUBST(DEPFLAGS) | |
1505 | AC_SUBST_FILE(deps_frag) | |
1506 | ||
1507 | ||
b9704ad9 GM |
1508 | lisp_frag=$srcdir/src/lisp.mk |
1509 | AC_SUBST_FILE(lisp_frag) | |
1510 | ||
1511 | ||
067d23c9 KY |
1512 | dnl checks for operating system services |
1513 | AC_SYS_LONG_FILE_NAMES | |
1514 | ||
1515 | #### Choose a window system. | |
1516 | ||
17a2cbbd DC |
1517 | ## We leave window_system equal to none if |
1518 | ## we end up building without one. Any new window system should | |
1519 | ## set window_system to an appropriate value and add objects to | |
1520 | ## window-system-specific substs. | |
1521 | ||
1522 | window_system=none | |
067d23c9 | 1523 | AC_PATH_X |
17a2cbbd | 1524 | if test "$no_x" != yes; then |
067d23c9 KY |
1525 | window_system=x11 |
1526 | fi | |
1527 | ||
4d5c6349 | 1528 | LD_SWITCH_X_SITE_RPATH= |
067d23c9 KY |
1529 | if test "${x_libraries}" != NONE; then |
1530 | if test -n "${x_libraries}"; then | |
1531 | LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"` | |
1056cb66 | 1532 | LD_SWITCH_X_SITE_RPATH=-Wl,-rpath,`echo ${x_libraries} | sed -e "s/:/ -Wl,-rpath,/g"` |
067d23c9 KY |
1533 | fi |
1534 | x_default_search_path="" | |
1535 | x_search_path=${x_libraries} | |
1536 | if test -z "${x_search_path}"; then | |
1537 | x_search_path=/usr/lib | |
1538 | fi | |
1539 | for x_library in `echo ${x_search_path}: | \ | |
1540 | sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do | |
1541 | x_search_path="\ | |
1542 | ${x_library}/X11/%L/%T/%N%C%S:\ | |
1543 | ${x_library}/X11/%l/%T/%N%C%S:\ | |
1544 | ${x_library}/X11/%T/%N%C%S:\ | |
1545 | ${x_library}/X11/%L/%T/%N%S:\ | |
1546 | ${x_library}/X11/%l/%T/%N%S:\ | |
1547 | ${x_library}/X11/%T/%N%S" | |
1548 | if test x"${x_default_search_path}" = x; then | |
1549 | x_default_search_path=${x_search_path} | |
1550 | else | |
1551 | x_default_search_path="${x_search_path}:${x_default_search_path}" | |
1552 | fi | |
1553 | done | |
1554 | fi | |
4d5c6349 | 1555 | AC_SUBST(LD_SWITCH_X_SITE_RPATH) |
067d23c9 KY |
1556 | |
1557 | if test "${x_includes}" != NONE && test -n "${x_includes}"; then | |
b8df54ff | 1558 | C_SWITCH_X_SITE="$isystem"`echo ${x_includes} | sed -e "s/:/ $isystem/g"` |
067d23c9 KY |
1559 | fi |
1560 | ||
1561 | if test x"${x_includes}" = x; then | |
1562 | bitmapdir=/usr/include/X11/bitmaps | |
1563 | else | |
1564 | # accumulate include directories that have X11 bitmap subdirectories | |
1565 | bmd_acc="dummyval" | |
1566 | for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do | |
1567 | if test -d "${bmd}/X11/bitmaps"; then | |
1568 | bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps" | |
1569 | fi | |
1570 | if test -d "${bmd}/bitmaps"; then | |
1571 | bmd_acc="${bmd_acc}:${bmd}/bitmaps" | |
1572 | fi | |
1573 | done | |
1574 | if test ${bmd_acc} != "dummyval"; then | |
1575 | bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"` | |
1576 | fi | |
1577 | fi | |
1578 | ||
1579 | HAVE_NS=no | |
1580 | NS_IMPL_COCOA=no | |
1581 | NS_IMPL_GNUSTEP=no | |
1582 | tmp_CPPFLAGS="$CPPFLAGS" | |
1583 | tmp_CFLAGS="$CFLAGS" | |
1584 | CPPFLAGS="$CPPFLAGS -x objective-c" | |
1585 | CFLAGS="$CFLAGS -x objective-c" | |
0cc87afb | 1586 | GNU_OBJC_CFLAGS= |
2550c6e4 | 1587 | LIBS_GNUSTEP= |
067d23c9 KY |
1588 | if test "${with_ns}" != no; then |
1589 | if test "${opsys}" = darwin; then | |
1590 | NS_IMPL_COCOA=yes | |
1591 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1592 | ns_appbindir=${ns_appdir}/Contents/MacOS |
067d23c9 | 1593 | ns_appresdir=${ns_appdir}/Contents/Resources |
83da1b55 | 1594 | ns_appsrc=Cocoa/Emacs.base |
067d23c9 KY |
1595 | elif test -f $GNUSTEP_CONFIG_FILE; then |
1596 | NS_IMPL_GNUSTEP=yes | |
1597 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1598 | ns_appbindir=${ns_appdir} |
067d23c9 | 1599 | ns_appresdir=${ns_appdir}/Resources |
83da1b55 | 1600 | ns_appsrc=GNUstep/Emacs.base |
067d23c9 KY |
1601 | dnl FIXME sourcing this several times in subshells seems inefficient. |
1602 | GNUSTEP_SYSTEM_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_HEADERS)" | |
1603 | GNUSTEP_SYSTEM_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_LIBRARIES)" | |
1604 | dnl I seemed to need these as well with GNUstep-startup 0.25. | |
1605 | GNUSTEP_LOCAL_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_HEADERS)" | |
1606 | GNUSTEP_LOCAL_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_LIBRARIES)" | |
1607 | test "x${GNUSTEP_LOCAL_HEADERS}" != "x" && \ | |
1608 | GNUSTEP_LOCAL_HEADERS="-I${GNUSTEP_LOCAL_HEADERS}" | |
1609 | test "x${GNUSTEP_LOCAL_LIBRARIES}" != "x" && \ | |
1610 | GNUSTEP_LOCAL_LIBRARIES="-L${GNUSTEP_LOCAL_LIBRARIES}" | |
1611 | CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1612 | CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1613 | LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES}" | |
2550c6e4 | 1614 | LIBS_GNUSTEP="-lgnustep-gui -lgnustep-base -lobjc -lpthread" |
0cc87afb GM |
1615 | dnl GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS to 0 or 1. |
1616 | dnl If they had chosen to either define it or not, we could have | |
1617 | dnl just used AC_CHECK_DECL here. | |
1618 | AC_CACHE_CHECK(if GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS, | |
1619 | emacs_cv_objc_exceptions, | |
1620 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <GNUstepBase/GSConfig.h>]], | |
1621 | [[#if defined BASE_NATIVE_OBJC_EXCEPTIONS && BASE_NATIVE_OBJC_EXCEPTIONS > 0 | |
1622 | 1; | |
1623 | #else | |
1624 | fail; | |
1625 | #endif]])], emacs_cv_objc_exceptions=yes, emacs_cv_objc_exceptions=no ) ) | |
1626 | if test $emacs_cv_objc_exceptions = yes; then | |
1627 | dnl _NATIVE_OBJC_EXCEPTIONS is used by the GNUstep headers. | |
1628 | AC_DEFINE(_NATIVE_OBJC_EXCEPTIONS, 1, | |
1629 | [Define if GNUstep uses ObjC exceptions.]) | |
1630 | GNU_OBJC_CFLAGS="-fobjc-exceptions" | |
1631 | fi | |
067d23c9 | 1632 | fi |
0cc87afb GM |
1633 | |
1634 | dnl This is only used while we test the NS headers, it gets reset below. | |
1635 | CFLAGS="$CFLAGS $GNU_OBJC_CFLAGS" | |
1636 | ||
067d23c9 KY |
1637 | AC_CHECK_HEADER([AppKit/AppKit.h], [HAVE_NS=yes], |
1638 | [AC_MSG_ERROR([`--with-ns' was specified, but the include | |
1639 | files are missing or cannot be compiled.])]) | |
335f5ae4 | 1640 | |
3fa2054e JD |
1641 | macfont_file="" |
1642 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
1643 | AC_MSG_CHECKING([for OSX 10.4 or newer]) | |
1644 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
335f5ae4 JD |
1645 | [ |
1646 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1647 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1040 | |
1648 | ; /* OK */ | |
1649 | #else | |
13a5993b | 1650 | error "OSX 10.4 or newer required"; |
335f5ae4 JD |
1651 | #endif |
1652 | #endif | |
1653 | ])], | |
1654 | ns_osx_have_104=yes, | |
1655 | ns_osx_have_104=no) | |
3fa2054e JD |
1656 | AC_MSG_RESULT([$ns_osx_have_104]) |
1657 | ||
1658 | if test $ns_osx_have_104 = no; then | |
1659 | AC_MSG_ERROR([`OSX 10.4 or newer is required']); | |
1660 | fi | |
1661 | AC_MSG_CHECKING([for OSX 10.5 or newer]) | |
1662 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <AppKit/AppKit.h>], | |
1663 | [ | |
1664 | #ifdef MAC_OS_X_VERSION_MAX_ALLOWED | |
1665 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1050 | |
1666 | ; /* OK */ | |
1667 | #else | |
13a5993b | 1668 | error "OSX 10.5 not found"; |
3fa2054e JD |
1669 | #endif |
1670 | #endif | |
1671 | ])], | |
1672 | ns_osx_have_105=yes, | |
1673 | ns_osx_have_105=no) | |
1674 | AC_MSG_RESULT([$ns_osx_have_105]) | |
1675 | if test $ns_osx_have_105 = yes; then | |
1676 | macfont_file="macfont.o" | |
1677 | fi | |
1678 | fi | |
067d23c9 KY |
1679 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <Foundation/NSObjCRuntime.h>], |
1680 | [NSInteger i;])], | |
1681 | ns_have_nsinteger=yes, | |
1682 | ns_have_nsinteger=no) | |
b1aa797c GM |
1683 | if test $ns_have_nsinteger = yes; then |
1684 | AC_DEFINE(NS_HAVE_NSINTEGER, 1, [Define to 1 if `NSInteger' is defined.]) | |
067d23c9 KY |
1685 | fi |
1686 | fi | |
0fda9b75 | 1687 | |
2550c6e4 | 1688 | AC_SUBST(LIBS_GNUSTEP) |
067d23c9 | 1689 | |
0629a797 | 1690 | INSTALL_ARCH_INDEP_EXTRA=install-etc |
b4a36200 | 1691 | ns_self_contained=no |
067d23c9 | 1692 | NS_OBJ= |
00b3c7ac | 1693 | NS_OBJC_OBJ= |
067d23c9 | 1694 | if test "${HAVE_NS}" = yes; then |
44f92739 | 1695 | if test "$with_toolkit_scroll_bars" = "no"; then |
f52bac22 | 1696 | AC_MSG_ERROR([Non-toolkit scroll bars are not implemented for Nextstep.]) |
44f92739 GM |
1697 | fi |
1698 | ||
067d23c9 | 1699 | window_system=nextstep |
067d23c9 | 1700 | # set up packaging dirs |
067d23c9 | 1701 | if test "${EN_NS_SELF_CONTAINED}" = yes; then |
b4a36200 | 1702 | ns_self_contained=yes |
067d23c9 | 1703 | prefix=${ns_appresdir} |
816be9f6 | 1704 | exec_prefix=${ns_appbindir} |
3a4155de GM |
1705 | dnl This one isn't really used, only archlibdir is. |
1706 | libexecdir="\${ns_appbindir}/libexec" | |
1707 | archlibdir="\${ns_appbindir}/libexec" | |
8496d8d7 | 1708 | etcdocdir="\${ns_appresdir}/etc" |
b42c720d | 1709 | etcdir="\${ns_appresdir}/etc" |
40c117e7 GM |
1710 | dnl FIXME maybe set datarootdir instead. |
1711 | dnl That would also get applications, icons, man. | |
1712 | infodir="\${ns_appresdir}/info" | |
37f36bcb | 1713 | mandir="\${ns_appresdir}/man" |
b42c720d | 1714 | lispdir="\${ns_appresdir}/lisp" |
0629a797 | 1715 | INSTALL_ARCH_INDEP_EXTRA= |
067d23c9 | 1716 | fi |
3fa2054e JD |
1717 | |
1718 | NS_OBJC_OBJ="nsterm.o nsfns.o nsmenu.o nsselect.o nsimage.o nsfont.o $macfont_file" | |
067d23c9 KY |
1719 | fi |
1720 | CFLAGS="$tmp_CFLAGS" | |
1721 | CPPFLAGS="$tmp_CPPFLAGS" | |
0629a797 | 1722 | AC_SUBST(INSTALL_ARCH_INDEP_EXTRA) |
b4a36200 | 1723 | AC_SUBST(ns_self_contained) |
067d23c9 | 1724 | AC_SUBST(NS_OBJ) |
00b3c7ac | 1725 | AC_SUBST(NS_OBJC_OBJ) |
067d23c9 | 1726 | |
0fda9b75 DC |
1727 | HAVE_W32=no |
1728 | W32_OBJ= | |
1729 | W32_LIBS= | |
095bf253 EZ |
1730 | EMACSRES= |
1731 | CLIENTRES= | |
f540ee86 | 1732 | CLIENTW= |
1cf1bbd5 | 1733 | W32_RES_LINK= |
095bf253 | 1734 | EMACS_MANIFEST= |
d4166523 | 1735 | UPDATE_MANIFEST= |
0fda9b75 | 1736 | if test "${with_w32}" != no; then |
09e94df2 | 1737 | case "${opsys}" in |
31ff141c | 1738 | cygwin) |
09e94df2 EZ |
1739 | AC_CHECK_HEADER([windows.h], [HAVE_W32=yes], |
1740 | [AC_MSG_ERROR([`--with-w32' was specified, but windows.h | |
31ff141c | 1741 | cannot be found.])]) |
09e94df2 EZ |
1742 | ;; |
1743 | mingw32) | |
1744 | ## Using --with-w32 with MinGW is a no-op, but we allow it. | |
1745 | ;; | |
31ff141c | 1746 | *) |
fb0862b2 | 1747 | AC_MSG_ERROR([Using w32 with an autotools build is only supported for Cygwin and MinGW32.]) |
09e94df2 EZ |
1748 | ;; |
1749 | esac | |
6758608f | 1750 | fi |
09e94df2 | 1751 | |
6758608f | 1752 | if test "${opsys}" = "mingw32"; then |
1f8f81c8 EZ |
1753 | AC_MSG_CHECKING([whether Windows API headers are recent enough]) |
1754 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ | |
1755 | #include <windows.h> | |
1756 | #include <usp10.h>]], | |
2aae948d PR |
1757 | [[PIMAGE_NT_HEADERS pHeader; |
1758 | PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION(pHeader)]])], | |
09e94df2 | 1759 | [emacs_cv_w32api=yes |
31ff141c | 1760 | HAVE_W32=yes], |
09e94df2 | 1761 | emacs_cv_w32api=no) |
1f8f81c8 EZ |
1762 | AC_MSG_RESULT($emacs_cv_w32api) |
1763 | if test "${emacs_cv_w32api}" = "no"; then | |
1764 | AC_MSG_ERROR([the Windows API headers are too old to support this build.]) | |
1765 | fi | |
6758608f EZ |
1766 | fi |
1767 | ||
095bf253 | 1768 | FIRSTFILE_OBJ= |
030a1c5e | 1769 | NTDIR= |
d6db9fd6 EZ |
1770 | LIBS_ECLIENT= |
1771 | LIB_WSOCK32= | |
1772 | NTLIB= | |
86e93460 | 1773 | CM_OBJ="cm.o" |
5e00cfa5 | 1774 | XARGS_LIMIT= |
6758608f | 1775 | if test "${HAVE_W32}" = "yes"; then |
dc098568 | 1776 | AC_DEFINE(HAVE_NTGUI, 1, [Define to use native MS Windows GUI.]) |
1cf1bbd5 DC |
1777 | AC_CHECK_TOOL(WINDRES, [windres], |
1778 | [AC_MSG_ERROR([No resource compiler found.])]) | |
0fda9b75 DC |
1779 | W32_OBJ="w32fns.o w32menu.o w32reg.o w32font.o w32term.o" |
1780 | W32_OBJ="$W32_OBJ w32xfns.o w32select.o w32uniscribe.o" | |
095bf253 | 1781 | EMACSRES="emacs.res" |
0cccc183 KB |
1782 | case "$canonical" in |
1783 | x86_64-*-*) EMACS_MANIFEST="emacs-x64.manifest" ;; | |
1784 | *) EMACS_MANIFEST="emacs-x86.manifest" ;; | |
1785 | esac | |
fb0862b2 | 1786 | if test "${opsys}" = "cygwin"; then |
6758608f EZ |
1787 | W32_LIBS="$W32_LIBS -lkernel32 -luser32 -lgdi32 -lole32 -lcomdlg32" |
1788 | W32_LIBS="$W32_LIBS -lusp10 -lcomctl32 -lwinspool" | |
d76bf86f EZ |
1789 | # Tell the linker that emacs.res is an object (which we compile from |
1790 | # the rc file), not a linker script. | |
eb7a410c | 1791 | W32_RES_LINK="-Wl,emacs.res" |
6758608f | 1792 | else |
ebe8e076 | 1793 | UPDATE_MANIFEST=update-game-score.exe.manifest |
fb0862b2 | 1794 | W32_OBJ="$W32_OBJ w32.o w32console.o w32heap.o w32inevt.o w32proc.o" |
7c4026b6 | 1795 | W32_LIBS="$W32_LIBS -lwinmm -lgdi32 -lcomdlg32" |
d6db9fd6 | 1796 | W32_LIBS="$W32_LIBS -lmpr -lwinspool -lole32 -lcomctl32 -lusp10" |
f1fecede | 1797 | W32_RES_LINK="\$(EMACSRES)" |
095bf253 | 1798 | CLIENTRES="emacsclient.res" |
f540ee86 | 1799 | CLIENTW="emacsclientw\$(EXEEXT)" |
095bf253 | 1800 | FIRSTFILE_OBJ=firstfile.o |
030a1c5e | 1801 | NTDIR=nt |
86e93460 | 1802 | CM_OBJ= |
d6db9fd6 EZ |
1803 | LIBS_ECLIENT="-lcomctl32" |
1804 | LIB_WSOCK32="-lwsock32" | |
1805 | NTLIB="ntlib.$ac_objext" | |
5e00cfa5 | 1806 | XARGS_LIMIT="-s 10000" |
6758608f | 1807 | fi |
0fda9b75 DC |
1808 | fi |
1809 | AC_SUBST(W32_OBJ) | |
1810 | AC_SUBST(W32_LIBS) | |
095bf253 EZ |
1811 | AC_SUBST(EMACSRES) |
1812 | AC_SUBST(EMACS_MANIFEST) | |
d4166523 | 1813 | AC_SUBST(UPDATE_MANIFEST) |
095bf253 | 1814 | AC_SUBST(CLIENTRES) |
f540ee86 | 1815 | AC_SUBST(CLIENTW) |
1cf1bbd5 | 1816 | AC_SUBST(W32_RES_LINK) |
095bf253 | 1817 | AC_SUBST(FIRSTFILE_OBJ) |
030a1c5e | 1818 | AC_SUBST(NTDIR) |
86e93460 | 1819 | AC_SUBST(CM_OBJ) |
d6db9fd6 EZ |
1820 | AC_SUBST(LIBS_ECLIENT) |
1821 | AC_SUBST(LIB_WSOCK32) | |
1822 | AC_SUBST(NTLIB) | |
5e00cfa5 | 1823 | AC_SUBST(XARGS_LIMIT) |
0fda9b75 DC |
1824 | |
1825 | if test "${HAVE_W32}" = "yes"; then | |
1826 | window_system=w32 | |
1827 | with_xft=no | |
1828 | fi | |
1829 | ||
17a2cbbd DC |
1830 | ## $window_system is now set to the window system we will |
1831 | ## ultimately use. | |
1832 | ||
257b3b03 DA |
1833 | if test "$window_system" = none && test "$gl_gcc_warnings" = yes; then |
1834 | # Too many warnings for now. | |
4b73fc73 PE |
1835 | nw= |
1836 | nw="$nw -Wsuggest-attribute=const" | |
1837 | nw="$nw -Wsuggest-attribute=noreturn" | |
1838 | gl_MANYWARN_COMPLEMENT([WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
1839 | ||
257b3b03 DA |
1840 | gl_WARN_ADD([-Wno-unused-variable]) |
1841 | gl_WARN_ADD([-Wno-unused-but-set-variable]) | |
1842 | gl_WARN_ADD([-Wno-unused-but-set-parameter]) | |
1843 | fi | |
1844 | ||
17a2cbbd DC |
1845 | term_header= |
1846 | HAVE_X_WINDOWS=no | |
1847 | HAVE_X11=no | |
1848 | USE_X_TOOLKIT=none | |
1849 | ||
067d23c9 KY |
1850 | case "${window_system}" in |
1851 | x11 ) | |
1852 | HAVE_X_WINDOWS=yes | |
1853 | HAVE_X11=yes | |
17a2cbbd | 1854 | term_header=xterm.h |
067d23c9 KY |
1855 | case "${with_x_toolkit}" in |
1856 | athena | lucid ) USE_X_TOOLKIT=LUCID ;; | |
1857 | motif ) USE_X_TOOLKIT=MOTIF ;; | |
1858 | gtk ) with_gtk=yes | |
17a2cbbd | 1859 | term_header=gtkutil.h |
c7015153 | 1860 | dnl Don't set this for GTK. A lot of tests below assumes Xt when |
067d23c9 KY |
1861 | dnl USE_X_TOOLKIT is set. |
1862 | USE_X_TOOLKIT=none ;; | |
d673aedc JD |
1863 | gtk2 ) with_gtk2=yes |
1864 | term_header=gtkutil.h | |
1865 | USE_X_TOOLKIT=none ;; | |
067d23c9 | 1866 | gtk3 ) with_gtk3=yes |
17a2cbbd | 1867 | term_header=gtkutil.h |
067d23c9 KY |
1868 | USE_X_TOOLKIT=none ;; |
1869 | no ) USE_X_TOOLKIT=none ;; | |
1870 | dnl If user did not say whether to use a toolkit, make this decision later: | |
1871 | dnl use the toolkit if we have gtk, or X11R5 or newer. | |
1872 | * ) USE_X_TOOLKIT=maybe ;; | |
1873 | esac | |
1874 | ;; | |
17a2cbbd DC |
1875 | nextstep ) |
1876 | term_header=nsterm.h | |
067d23c9 | 1877 | ;; |
0fda9b75 DC |
1878 | w32 ) |
1879 | term_header=w32term.h | |
1880 | ;; | |
067d23c9 KY |
1881 | esac |
1882 | ||
1883 | if test "$window_system" = none && test "X$with_x" != "Xno"; then | |
1884 | AC_CHECK_PROG(HAVE_XSERVER, X, true, false) | |
1885 | if test "$HAVE_XSERVER" = true || | |
1886 | test -n "$DISPLAY" || | |
1887 | test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then | |
1888 | AC_MSG_ERROR([You seem to be running X, but no X development libraries | |
1889 | were found. You should install the relevant development files for X | |
893e631c | 1890 | and for the toolkit you want, such as Gtk+ or Motif. Also make |
067d23c9 KY |
1891 | sure you have development files for image handling, i.e. |
1892 | tiff, gif, jpeg, png and xpm. | |
1893 | If you are sure you want Emacs compiled without X window support, pass | |
1894 | --without-x | |
1895 | to configure.]) | |
1896 | fi | |
1897 | fi | |
1898 | ||
34374650 | 1899 | # Does the opsystem file prohibit the use of the GNU malloc? |
067d23c9 KY |
1900 | # Assume not, until told otherwise. |
1901 | GNU_MALLOC=yes | |
4b5b5289 PE |
1902 | |
1903 | AC_CACHE_CHECK( | |
1904 | [whether malloc is Doug Lea style], | |
1905 | [emacs_cv_var_doug_lea_malloc], | |
e76119d7 PE |
1906 | [emacs_cv_var_doug_lea_malloc=no |
1907 | dnl Hooks do not work with address sanitization. | |
1908 | if test "$emacs_cv_sanitize_address" != yes; then | |
1909 | AC_LINK_IFELSE( | |
1910 | [AC_LANG_PROGRAM( | |
1911 | [[#include <malloc.h> | |
1912 | static void hook (void) {}]], | |
1913 | [[malloc_set_state (malloc_get_state ()); | |
1914 | __after_morecore_hook = hook; | |
1915 | __malloc_initialize_hook = hook;]])], | |
1916 | [emacs_cv_var_doug_lea_malloc=yes])]) | |
1917 | fi | |
4b5b5289 | 1918 | doug_lea_malloc=$emacs_cv_var_doug_lea_malloc |
067d23c9 | 1919 | |
e76119d7 | 1920 | system_malloc=$emacs_cv_sanitize_address |
067d23c9 KY |
1921 | case "$opsys" in |
1922 | ## darwin ld insists on the use of malloc routines in the System framework. | |
1923 | darwin|sol2-10) system_malloc=yes ;; | |
1924 | esac | |
1925 | ||
aea07e2c | 1926 | GMALLOC_OBJ= |
067d23c9 | 1927 | if test "${system_malloc}" = "yes"; then |
aea07e2c PE |
1928 | AC_DEFINE([SYSTEM_MALLOC], 1, |
1929 | [Define to 1 to use the system memory allocator, even if it is not | |
1930 | Doug Lea style.]) | |
067d23c9 KY |
1931 | GNU_MALLOC=no |
1932 | GNU_MALLOC_reason=" | |
1933 | (The GNU allocators don't work with this system configuration.)" | |
067d23c9 KY |
1934 | VMLIMIT_OBJ= |
1935 | else | |
1936 | test "$doug_lea_malloc" != "yes" && GMALLOC_OBJ=gmalloc.o | |
1937 | VMLIMIT_OBJ=vm-limit.o | |
1ddc2bd6 PE |
1938 | |
1939 | AC_CHECK_HEADERS([sys/vlimit.h]) | |
1940 | AC_CACHE_CHECK([for data_start], [emacs_cv_data_start], | |
1941 | [AC_LINK_IFELSE( | |
1942 | [AC_LANG_PROGRAM( | |
1943 | [[extern char data_start[]; char ch;]], | |
0e946786 | 1944 | [[return data_start < &ch;]])], |
1ddc2bd6 PE |
1945 | [emacs_cv_data_start=yes], |
1946 | [emacs_cv_data_start=no])]) | |
1947 | if test $emacs_cv_data_start = yes; then | |
1948 | AC_DEFINE([HAVE_DATA_START], 1, | |
1949 | [Define to 1 if data_start is the address of the start | |
1950 | of the main data segment.]) | |
1951 | fi | |
067d23c9 KY |
1952 | fi |
1953 | AC_SUBST(GMALLOC_OBJ) | |
1954 | AC_SUBST(VMLIMIT_OBJ) | |
1955 | ||
1956 | if test "$doug_lea_malloc" = "yes" ; then | |
1957 | if test "$GNU_MALLOC" = yes ; then | |
1958 | GNU_MALLOC_reason=" | |
1959 | (Using Doug Lea's new malloc from the GNU C Library.)" | |
1960 | fi | |
1961 | AC_DEFINE(DOUG_LEA_MALLOC, 1, | |
aea07e2c PE |
1962 | [Define to 1 if the system memory allocator is Doug Lea style, |
1963 | with malloc hooks and malloc_set_state.]) | |
067d23c9 KY |
1964 | |
1965 | ## Use mmap directly for allocating larger buffers. | |
1966 | ## FIXME this comes from src/s/{gnu,gnu-linux}.h: | |
1967 | ## #ifdef DOUG_LEA_MALLOC; #undef REL_ALLOC; #endif | |
bbd240ce | 1968 | ## Does the AC_FUNC_MMAP test below make this check unnecessary? |
067d23c9 KY |
1969 | case "$opsys" in |
1970 | gnu*) REL_ALLOC=no ;; | |
1971 | esac | |
1972 | fi | |
1973 | ||
1974 | if test x"${REL_ALLOC}" = x; then | |
1975 | REL_ALLOC=${GNU_MALLOC} | |
1976 | fi | |
1977 | ||
1978 | use_mmap_for_buffers=no | |
1979 | case "$opsys" in | |
fe0e7ad7 | 1980 | cygwin|freebsd|irix6-5) use_mmap_for_buffers=yes ;; |
067d23c9 KY |
1981 | esac |
1982 | ||
1983 | AC_FUNC_MMAP | |
1984 | if test $use_mmap_for_buffers = yes; then | |
1985 | AC_DEFINE(USE_MMAP_FOR_BUFFERS, 1, [Define to use mmap to allocate buffer text.]) | |
1986 | REL_ALLOC=no | |
1987 | fi | |
1988 | ||
1989 | LIBS="$LIBS_SYSTEM $LIBS" | |
1990 | ||
067d23c9 KY |
1991 | dnl FIXME replace main with a function we actually want from this library. |
1992 | AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd") | |
1993 | ||
93ca4887 | 1994 | dnl Check for the POSIX thread library. |
ae9e757a | 1995 | LIB_PTHREAD= |
0e7a053e | 1996 | AC_CHECK_HEADERS_ONCE(pthread.h) |
ae9e757a | 1997 | if test "$ac_cv_header_pthread_h"; then |
adee8a65 PE |
1998 | dnl gmalloc.c uses pthread_atfork, which is not available on older-style |
1999 | dnl hosts such as MirBSD 10, so test for pthread_atfork instead of merely | |
93ca4887 | 2000 | dnl testing for pthread_kill if Emacs uses gmalloc.c. |
adee8a65 PE |
2001 | if test "$GMALLOC_OBJ" = gmalloc.o; then |
2002 | emacs_pthread_function=pthread_atfork | |
2003 | else | |
93ca4887 | 2004 | emacs_pthread_function=pthread_kill |
adee8a65 | 2005 | fi |
93ca4887 PE |
2006 | OLD_LIBS=$LIBS |
2007 | AC_SEARCH_LIBS([$emacs_pthread_function], [pthread], | |
2008 | [AC_DEFINE([HAVE_PTHREAD], [1], | |
2009 | [Define to 1 if you have pthread (-lpthread).])]) | |
2010 | if test "X$LIBS" != "X$OLD_LIBS"; then | |
2011 | eval LIB_PTHREAD=\$ac_cv_search_$emacs_pthread_function | |
2012 | fi | |
2013 | LIBS=$OLD_LIBS | |
ae9e757a JD |
2014 | fi |
2015 | AC_SUBST([LIB_PTHREAD]) | |
2016 | ||
067d23c9 KY |
2017 | dnl Check for need for bigtoc support on IBM AIX |
2018 | ||
2019 | case ${host_os} in | |
2020 | aix*) | |
2021 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
2022 | case $GCC in | |
2023 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
2024 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
2025 | esac | |
2026 | ||
2027 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
181855e6 | 2028 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[int i;]])], [], [gdb_cv_bigtoc=]) |
067d23c9 KY |
2029 | ]) |
2030 | ;; | |
2031 | esac | |
2032 | ||
93ca4887 PE |
2033 | # Change CFLAGS, CPPFLAGS, and LIBS temporarily so that C_SWITCH_X_SITE |
2034 | # is for the tests that follow. We set them back later on. | |
067d23c9 KY |
2035 | |
2036 | REAL_CFLAGS="$CFLAGS" | |
2037 | REAL_CPPFLAGS="$CPPFLAGS" | |
93ca4887 | 2038 | REAL_LIBS="$LIBS" |
067d23c9 KY |
2039 | |
2040 | if test "${HAVE_X11}" = "yes"; then | |
2041 | DEFS="$C_SWITCH_X_SITE $DEFS" | |
2042 | LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE" | |
2043 | LIBS="-lX11 $LIBS" | |
2044 | CFLAGS="$C_SWITCH_X_SITE $CFLAGS" | |
2045 | CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS" | |
2046 | ||
2047 | # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests. | |
4d5c6349 | 2048 | # This is handled by LD_SWITCH_X_SITE_RPATH during the real build, |
4737362e | 2049 | # but it's more convenient here to set LD_RUN_PATH since this |
4d5c6349 | 2050 | # also works on hosts that don't understand LD_SWITCH_X_SITE_RPATH. |
067d23c9 KY |
2051 | if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then |
2052 | LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH | |
2053 | export LD_RUN_PATH | |
2054 | fi | |
2055 | ||
2056 | if test "${opsys}" = "gnu-linux"; then | |
2057 | AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link) | |
181855e6 GM |
2058 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2059 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2060 | [xgnu_linux_first_failure=no], |
2061 | [xgnu_linux_first_failure=yes]) | |
2062 | if test "${xgnu_linux_first_failure}" = "yes"; then | |
067d23c9 KY |
2063 | OLD_CPPFLAGS="$CPPFLAGS" |
2064 | OLD_LIBS="$LIBS" | |
067d23c9 KY |
2065 | CPPFLAGS="$CPPFLAGS -b i486-linuxaout" |
2066 | LIBS="$LIBS -b i486-linuxaout" | |
181855e6 GM |
2067 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
2068 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
2069 | [xgnu_linux_second_failure=no], |
2070 | [xgnu_linux_second_failure=yes]) | |
2071 | if test "${xgnu_linux_second_failure}" = "yes"; then | |
067d23c9 | 2072 | # If we get the same failure with -b, there is no use adding -b. |
93ca4887 | 2073 | # So leave it out. This plays safe. |
067d23c9 KY |
2074 | AC_MSG_RESULT(no) |
2075 | else | |
93ca4887 PE |
2076 | LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout" |
2077 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout" | |
067d23c9 KY |
2078 | AC_MSG_RESULT(yes) |
2079 | fi | |
93ca4887 PE |
2080 | CPPFLAGS=$OLD_CPPFLAGS |
2081 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2082 | else |
2083 | AC_MSG_RESULT(no) | |
2084 | fi | |
2085 | fi | |
2086 | ||
2087 | # Reportedly, some broken Solaris systems have XKBlib.h but are missing | |
2088 | # header files included from there. | |
2089 | AC_MSG_CHECKING(for Xkb) | |
181855e6 GM |
2090 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h> |
2091 | #include <X11/XKBlib.h>]], | |
2092 | [[XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);]])], | |
067d23c9 KY |
2093 | emacs_xkb=yes, emacs_xkb=no) |
2094 | AC_MSG_RESULT($emacs_xkb) | |
2095 | if test $emacs_xkb = yes; then | |
a4cedbf7 | 2096 | AC_DEFINE(HAVE_XKB, 1, [Define to 1 if you have the Xkb extension.]) |
067d23c9 KY |
2097 | fi |
2098 | ||
2099 | AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \ | |
9232a6d9 | 2100 | XScreenNumberOfScreen) |
067d23c9 KY |
2101 | fi |
2102 | ||
2103 | if test "${window_system}" = "x11"; then | |
2104 | AC_MSG_CHECKING(X11 version 6) | |
2105 | AC_CACHE_VAL(emacs_cv_x11_version_6, | |
181855e6 GM |
2106 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h>]], |
2107 | [[#if XlibSpecificationRelease < 6 | |
067d23c9 KY |
2108 | fail; |
2109 | #endif | |
181855e6 | 2110 | ]])], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)]) |
067d23c9 KY |
2111 | if test $emacs_cv_x11_version_6 = yes; then |
2112 | AC_MSG_RESULT(6 or newer) | |
2113 | AC_DEFINE(HAVE_X11R6, 1, | |
2114 | [Define to 1 if you have the X11R6 or newer version of Xlib.]) | |
2115 | AC_DEFINE(HAVE_X_I18N, 1, [Define if you have usable i18n support.]) | |
2116 | ## inoue@ainet.or.jp says Solaris has a bug related to X11R6-style | |
2117 | ## XIM support. | |
2118 | case "$opsys" in | |
2119 | sol2-*) : ;; | |
2120 | *) AC_DEFINE(HAVE_X11R6_XIM, 1, | |
2121 | [Define if you have usable X11R6-style XIM support.]) | |
2122 | ;; | |
2123 | esac | |
2124 | else | |
2125 | AC_MSG_RESULT(before 6) | |
2126 | fi | |
2127 | fi | |
2128 | ||
2129 | ||
2130 | ### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified. | |
2131 | HAVE_RSVG=no | |
fb0862b2 | 2132 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${opsys}" = "mingw32"; then |
067d23c9 KY |
2133 | if test "${with_rsvg}" != "no"; then |
2134 | RSVG_REQUIRED=2.11.0 | |
2135 | RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED" | |
2136 | ||
2137 | PKG_CHECK_MODULES(RSVG, $RSVG_MODULE, HAVE_RSVG=yes, :) | |
2138 | AC_SUBST(RSVG_CFLAGS) | |
2139 | AC_SUBST(RSVG_LIBS) | |
2140 | ||
2141 | if test $HAVE_RSVG = yes; then | |
2142 | AC_DEFINE(HAVE_RSVG, 1, [Define to 1 if using librsvg.]) | |
2143 | CFLAGS="$CFLAGS $RSVG_CFLAGS" | |
83a5a2c8 EZ |
2144 | # Windows loads librsvg dynamically |
2145 | if test "${opsys}" = "mingw32"; then | |
2146 | RSVG_LIBS= | |
2147 | fi | |
067d23c9 KY |
2148 | fi |
2149 | fi | |
2150 | fi | |
2151 | ||
2152 | HAVE_IMAGEMAGICK=no | |
526e126f | 2153 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${HAVE_W32}" = "yes"; then |
067d23c9 | 2154 | if test "${with_imagemagick}" != "no"; then |
f5b06c35 GM |
2155 | ## 6.2.8 is the earliest version known to work, but earlier versions |
2156 | ## might work - let us know if you find one. | |
2157 | ## 6.0.7 does not work. See bug#7955. | |
19151a7f PE |
2158 | ## 6.8.2 makes Emacs crash; see Bug#13867. |
2159 | IMAGEMAGICK_MODULE="Wand >= 6.2.8 Wand != 6.8.2" | |
067d23c9 KY |
2160 | PKG_CHECK_MODULES(IMAGEMAGICK, $IMAGEMAGICK_MODULE, HAVE_IMAGEMAGICK=yes, :) |
2161 | AC_SUBST(IMAGEMAGICK_CFLAGS) | |
2162 | AC_SUBST(IMAGEMAGICK_LIBS) | |
b06b1098 | 2163 | |
067d23c9 KY |
2164 | if test $HAVE_IMAGEMAGICK = yes; then |
2165 | AC_DEFINE(HAVE_IMAGEMAGICK, 1, [Define to 1 if using imagemagick.]) | |
93ca4887 PE |
2166 | OLD_CFLAGS=$CFLAGS |
2167 | OLD_LIBS=$LIBS | |
067d23c9 KY |
2168 | CFLAGS="$CFLAGS $IMAGEMAGICK_CFLAGS" |
2169 | LIBS="$IMAGEMAGICK_LIBS $LIBS" | |
03043c1b | 2170 | AC_CHECK_FUNCS(MagickExportImagePixels MagickMergeImageLayers) |
93ca4887 PE |
2171 | CFLAGS=$OLD_CFLAGS |
2172 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2173 | fi |
2174 | fi | |
2175 | fi | |
2176 | ||
2177 | ||
2178 | HAVE_GTK=no | |
c195f2de | 2179 | GTK_OBJ= |
8f5f35cc | 2180 | gtk_term_header=$term_header |
d673aedc JD |
2181 | check_gtk2=no |
2182 | gtk3_pkg_errors= | |
fb0862b2 EZ |
2183 | if test "${opsys}" != "mingw32"; then |
2184 | if test "${with_gtk3}" = "yes" || test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "maybe"; then | |
2185 | GLIB_REQUIRED=2.28 | |
2186 | GTK_REQUIRED=3.0 | |
2187 | GTK_MODULES="gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2188 | ||
2189 | dnl Checks for libraries. | |
2190 | PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no) | |
2191 | if test "$pkg_check_gtk" = "no" && test "$with_gtk3" = "yes"; then | |
2192 | AC_MSG_ERROR($GTK_PKG_ERRORS) | |
2193 | fi | |
2194 | if test "$pkg_check_gtk" = "yes"; then | |
2195 | AC_DEFINE(HAVE_GTK3, 1, [Define to 1 if using GTK 3 or later.]) | |
2196 | GTK_OBJ=emacsgtkfixed.o | |
8f5f35cc | 2197 | gtk_term_header=gtkutil.h |
fb0862b2 | 2198 | USE_GTK_TOOLKIT="GTK3" |
d76bf86f | 2199 | if test "x$ac_enable_gtk_deprecation_warnings" = x; then |
3bc9da32 PE |
2200 | AC_DEFINE([GDK_DISABLE_DEPRECATION_WARNINGS], [1], |
2201 | [Define to 1 to disable GTK+/GDK deprecation warnings.]) | |
2202 | AC_DEFINE([GLIB_DISABLE_DEPRECATION_WARNINGS], [1], | |
2203 | [Define to 1 to disable Glib deprecation warnings.]) | |
d76bf86f | 2204 | fi |
fb0862b2 EZ |
2205 | else |
2206 | check_gtk2=yes | |
2207 | gtk3_pkg_errors="$GTK_PKG_ERRORS " | |
2208 | fi | |
d673aedc | 2209 | fi |
067d23c9 | 2210 | |
fb0862b2 EZ |
2211 | if test "${with_gtk2}" = "yes" || test "$check_gtk2" = "yes"; then |
2212 | GLIB_REQUIRED=2.10 | |
2213 | GTK_REQUIRED=2.10 | |
2214 | GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" | |
2215 | ||
2216 | dnl Checks for libraries. | |
2217 | PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no) | |
2218 | if test "$pkg_check_gtk" = "no" && | |
2219 | { test "$with_gtk" = yes || test "$with_gtk2" = "yes"; } | |
2220 | then | |
2221 | AC_MSG_ERROR($gtk3_pkg_errors$GTK_PKG_ERRORS) | |
2222 | fi | |
2223 | test "$pkg_check_gtk" = "yes" && USE_GTK_TOOLKIT="GTK2" | |
067d23c9 KY |
2224 | fi |
2225 | fi | |
067d23c9 | 2226 | |
93ca4887 PE |
2227 | OLD_CFLAGS=$CFLAGS |
2228 | OLD_LIBS=$LIBS | |
2229 | ||
067d23c9 KY |
2230 | if test x"$pkg_check_gtk" = xyes; then |
2231 | ||
067d23c9 | 2232 | AC_SUBST(GTK_LIBS) |
067d23c9 KY |
2233 | CFLAGS="$CFLAGS $GTK_CFLAGS" |
2234 | LIBS="$GTK_LIBS $LIBS" | |
2235 | dnl Try to compile a simple GTK program. | |
5583dcb6 | 2236 | AC_MSG_CHECKING([whether GTK compiles]) |
067d23c9 | 2237 | GTK_COMPILES=no |
5583dcb6 PE |
2238 | AC_LINK_IFELSE( |
2239 | [AC_LANG_PROGRAM( | |
2240 | [[/* Check the Gtk and Glib APIs. */ | |
2241 | #include <gtk/gtk.h> | |
2242 | #include <glib-object.h> | |
2243 | static void | |
2244 | callback (GObject *go, GParamSpec *spec, gpointer user_data) | |
2245 | {} | |
2246 | ]], | |
2247 | [[ | |
2248 | GtkSettings *gs = 0; | |
2249 | /* Use G_CALLBACK to make sure function pointers can be cast to void *; | |
2250 | strict C prohibits this. Use gtk_main_iteration to test that the | |
2251 | libraries are there. */ | |
2252 | if (g_signal_handler_find (G_OBJECT (gs), G_SIGNAL_MATCH_FUNC, | |
2253 | 0, 0, 0, G_CALLBACK (callback), 0)) | |
2254 | gtk_main_iteration (); | |
2255 | ]])], | |
2256 | [GTK_COMPILES=yes]) | |
2257 | AC_MSG_RESULT([$GTK_COMPILES]) | |
067d23c9 | 2258 | if test "${GTK_COMPILES}" != "yes"; then |
8f5f35cc | 2259 | GTK_OBJ= |
067d23c9 KY |
2260 | if test "$USE_X_TOOLKIT" != "maybe"; then |
2261 | AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log. Maybe some x11-devel files missing?]); | |
2262 | fi | |
2263 | else | |
93ca4887 | 2264 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS" |
067d23c9 KY |
2265 | HAVE_GTK=yes |
2266 | AC_DEFINE(USE_GTK, 1, [Define to 1 if using GTK.]) | |
c195f2de | 2267 | GTK_OBJ="gtkutil.o $GTK_OBJ" |
8f5f35cc | 2268 | term_header=$gtk_term_header |
067d23c9 | 2269 | USE_X_TOOLKIT=none |
3cc53d60 | 2270 | if "$PKG_CONFIG" --atleast-version=2.10 gtk+-2.0; then |
067d23c9 KY |
2271 | : |
2272 | else | |
2273 | AC_MSG_WARN([[Your version of Gtk+ will have problems with | |
2274 | closing open displays. This is no problem if you just use | |
2275 | one display, but if you use more than one and close one of them | |
2276 | Emacs may crash.]]) | |
2277 | sleep 3 | |
2278 | fi | |
2279 | fi | |
2280 | ||
2281 | fi | |
2282 | AC_SUBST(GTK_OBJ) | |
2283 | ||
2284 | ||
2285 | if test "${HAVE_GTK}" = "yes"; then | |
2286 | ||
2287 | dnl GTK scrollbars resemble toolkit scrollbars a lot, so to avoid | |
2288 | dnl a lot if #ifdef:s, say we have toolkit scrollbars. | |
2289 | if test "$with_toolkit_scroll_bars" != no; then | |
2290 | with_toolkit_scroll_bars=yes | |
2291 | fi | |
2292 | ||
2293 | dnl Check if we have the old file selection dialog declared and | |
2294 | dnl in the link library. In 2.x it may be in the library, | |
2295 | dnl but not declared if deprecated featured has been selected out. | |
2296 | dnl AC_CHECK_DECL checks for a macro, so check for GTK_TYPE_FILE_SELECTION. | |
2297 | HAVE_GTK_FILE_SELECTION=no | |
2298 | AC_CHECK_DECL(GTK_TYPE_FILE_SELECTION, HAVE_GTK_FILE_SELECTION=yes, | |
2299 | HAVE_GTK_FILE_SELECTION=no, [AC_INCLUDES_DEFAULT | |
2300 | #include <gtk/gtk.h>]) | |
2301 | if test "$HAVE_GTK_FILE_SELECTION" = yes; then | |
2302 | AC_CHECK_FUNCS(gtk_file_selection_new) | |
2303 | fi | |
2304 | ||
5a1d858b JD |
2305 | dnl Same as above for gtk_handle_box. |
2306 | HAVE_GTK_HANDLE_BOX=no | |
2307 | AC_CHECK_DECL(GTK_TYPE_HANDLE_BOX, HAVE_GTK_HANDLE_BOX=yes, | |
2308 | HAVE_GTK_HANDLE_BOX=no, [AC_INCLUDES_DEFAULT | |
2309 | #include <gtk/gtk.h>]) | |
2310 | if test "$HAVE_GTK_HANDLE_BOX" = yes; then | |
2311 | AC_CHECK_FUNCS(gtk_handle_box_new) | |
2312 | fi | |
067d23c9 | 2313 | |
8b745d92 JD |
2314 | dnl Same as above for gtk_tearoff_menu_item. |
2315 | HAVE_GTK_TEAROFF_MENU_ITEM=no | |
2316 | AC_CHECK_DECL(GTK_TYPE_TEAROFF_MENU_ITEM, HAVE_GTK_TEAROFF_MENU_ITEM=yes, | |
2317 | HAVE_GTK_TEAROFF_MENU_ITEM=no, [AC_INCLUDES_DEFAULT | |
2318 | #include <gtk/gtk.h>]) | |
2319 | if test "$HAVE_GTK_TEAROFF_MENU_ITEM" = yes; then | |
2320 | AC_CHECK_FUNCS(gtk_tearoff_menu_item_new) | |
2321 | fi | |
067d23c9 KY |
2322 | |
2323 | dnl Check for functions introduced in 2.14 and later. | |
2324 | AC_CHECK_FUNCS(gtk_widget_get_window gtk_widget_set_has_window \ | |
2325 | gtk_dialog_get_action_area gtk_widget_get_sensitive \ | |
2326 | gtk_widget_get_mapped gtk_adjustment_get_page_size \ | |
54e9e3bf JD |
2327 | gtk_orientable_set_orientation \ |
2328 | gtk_window_set_has_resize_grip) | |
17a2cbbd DC |
2329 | |
2330 | term_header=gtkutil.h | |
067d23c9 KY |
2331 | fi |
2332 | ||
93ca4887 PE |
2333 | CFLAGS=$OLD_CFLAGS |
2334 | LIBS=$OLD_LIBS | |
2335 | ||
067d23c9 | 2336 | dnl D-Bus has been tested under GNU/Linux only. Must be adapted for |
dcbf5805 | 2337 | dnl other platforms. |
067d23c9 KY |
2338 | HAVE_DBUS=no |
2339 | DBUS_OBJ= | |
2340 | if test "${with_dbus}" = "yes"; then | |
2341 | PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, HAVE_DBUS=yes, HAVE_DBUS=no) | |
2342 | if test "$HAVE_DBUS" = yes; then | |
067d23c9 | 2343 | AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.]) |
dcbf5805 | 2344 | dnl dbus_watch_get_unix_fd has been introduced in D-Bus 1.1.1. |
e3a3e213 MA |
2345 | dnl dbus_type_is_valid and dbus_validate_* have been introduced in |
2346 | dnl D-Bus 1.5.12. | |
93ca4887 PE |
2347 | OLD_LIBS=$LIBS |
2348 | LIBS="$LIBS $DBUS_LIBS" | |
dcbf5805 | 2349 | AC_CHECK_FUNCS(dbus_watch_get_unix_fd \ |
e3a3e213 | 2350 | dbus_type_is_valid \ |
dcbf5805 MA |
2351 | dbus_validate_bus_name \ |
2352 | dbus_validate_path \ | |
2353 | dbus_validate_interface \ | |
2354 | dbus_validate_member) | |
93ca4887 | 2355 | LIBS=$OLD_LIBS |
067d23c9 KY |
2356 | DBUS_OBJ=dbusbind.o |
2357 | fi | |
2358 | fi | |
b05e08a4 GM |
2359 | AC_SUBST(DBUS_CFLAGS) |
2360 | AC_SUBST(DBUS_LIBS) | |
067d23c9 KY |
2361 | AC_SUBST(DBUS_OBJ) |
2362 | ||
9851bfc5 JD |
2363 | dnl GSettings has been tested under GNU/Linux only. |
2364 | HAVE_GSETTINGS=no | |
2365 | if test "${HAVE_X11}" = "yes" && test "${with_gsettings}" = "yes"; then | |
2ad77c9d | 2366 | PKG_CHECK_MODULES(GSETTINGS, gio-2.0 >= 2.26, HAVE_GSETTINGS=yes, HAVE_GSETTINGS=no) |
2e6e11eb | 2367 | if test "$HAVE_GSETTINGS" = "yes"; then |
ce486e0d JD |
2368 | old_CFLAGS=$CFLAGS |
2369 | CFLAGS="$CFLAGS $GSETTINGS_CFLAGS" | |
2370 | old_LIBS=$LIBS | |
2371 | LIBS="$LIBS $GSETTINGS_LIBS" | |
b0e04df6 | 2372 | AC_MSG_CHECKING([whether GSettings is in gio]) |
b0e04df6 JD |
2373 | AC_LINK_IFELSE( |
2374 | [AC_LANG_PROGRAM( | |
2375 | [[/* Check that gsettings really is present. */ | |
2376 | #include <glib-object.h> | |
2377 | #include <gio/gio.h> | |
2378 | ]], | |
2379 | [[ | |
2380 | GSettings *settings; | |
2381 | GVariant *val = g_settings_get_value (settings, ""); | |
2382 | ]])], | |
63adc156 GM |
2383 | [], HAVE_GSETTINGS=no) |
2384 | AC_MSG_RESULT([$HAVE_GSETTINGS]) | |
b0e04df6 | 2385 | |
63adc156 | 2386 | if test "$HAVE_GSETTINGS" = "yes"; then |
b0e04df6 JD |
2387 | AC_DEFINE(HAVE_GSETTINGS, 1, [Define to 1 if using GSettings.]) |
2388 | SETTINGS_CFLAGS="$GSETTINGS_CFLAGS" | |
2389 | SETTINGS_LIBS="$GSETTINGS_LIBS" | |
2390 | fi | |
ce486e0d JD |
2391 | CFLAGS=$old_CFLAGS |
2392 | LIBS=$old_LIBS | |
9851bfc5 JD |
2393 | fi |
2394 | fi | |
2395 | ||
067d23c9 KY |
2396 | dnl GConf has been tested under GNU/Linux only. |
2397 | dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6. | |
2398 | HAVE_GCONF=no | |
869795d6 | 2399 | if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then |
067d23c9 KY |
2400 | PKG_CHECK_MODULES(GCONF, gconf-2.0 >= 2.13, HAVE_GCONF=yes, HAVE_GCONF=no) |
2401 | if test "$HAVE_GCONF" = yes; then | |
2402 | AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.]) | |
2403 | dnl Newer GConf doesn't link with g_objects, so this is not defined. | |
869795d6 JD |
2404 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GCONF_CFLAGS" |
2405 | SETTINGS_LIBS="$SETTINGS_LIBS $GCONF_LIBS" | |
067d23c9 KY |
2406 | fi |
2407 | fi | |
2408 | ||
2e6e11eb | 2409 | if test "$HAVE_GSETTINGS" = "yes" || test "$HAVE_GCONF" = "yes"; then |
f278d339 JD |
2410 | PKG_CHECK_MODULES(GOBJECT, gobject-2.0 >= 2.0, HAVE_GOBJECT=yes, HAVE_GOBJECT=no) |
2411 | if test "$HAVE_GOBJECT" = "yes"; then | |
2412 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GOBJECT_CFLAGS" | |
2413 | SETTINGS_LIBS="$SETTINGS_LIBS $GOBJECT_LIBS" | |
2414 | fi | |
9851bfc5 | 2415 | SAVE_CFLAGS="$CFLAGS" |
46d14be7 | 2416 | SAVE_LIBS="$LIBS" |
9851bfc5 | 2417 | CFLAGS="$SETTINGS_CFLAGS $CFLAGS" |
46d14be7 | 2418 | LIBS="$SETTINGS_LIBS $LIBS" |
9851bfc5 | 2419 | CFLAGS="$SAVE_CFLAGS" |
46d14be7 | 2420 | LIBS="$SAVE_LIBS" |
9851bfc5 JD |
2421 | fi |
2422 | AC_SUBST(SETTINGS_CFLAGS) | |
2423 | AC_SUBST(SETTINGS_LIBS) | |
2424 | ||
2425 | ||
067d23c9 KY |
2426 | dnl SELinux is available for GNU/Linux only. |
2427 | HAVE_LIBSELINUX=no | |
2428 | LIBSELINUX_LIBS= | |
2429 | if test "${with_selinux}" = "yes"; then | |
2430 | AC_CHECK_LIB([selinux], [lgetfilecon], HAVE_LIBSELINUX=yes, HAVE_LIBSELINUX=no) | |
2431 | if test "$HAVE_LIBSELINUX" = yes; then | |
2432 | AC_DEFINE(HAVE_LIBSELINUX, 1, [Define to 1 if using SELinux.]) | |
2433 | LIBSELINUX_LIBS=-lselinux | |
2434 | fi | |
2435 | fi | |
2436 | AC_SUBST(LIBSELINUX_LIBS) | |
2437 | ||
2438 | HAVE_GNUTLS=no | |
e1f9f9e3 | 2439 | HAVE_GNUTLS3=no |
067d23c9 | 2440 | if test "${with_gnutls}" = "yes" ; then |
e1f9f9e3 | 2441 | PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.0.0], HAVE_GNUTLS3=yes, HAVE_GNUTLS3=no) |
e1f9f9e3 TZ |
2442 | if test "${HAVE_GNUTLS3}" = "yes"; then |
2443 | AC_DEFINE(HAVE_GNUTLS3, 1, [Define if using GnuTLS v3.]) | |
c5fc0178 SM |
2444 | HAVE_GNUTLS="yes" |
2445 | else | |
2446 | PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6], HAVE_GNUTLS=yes, HAVE_GNUTLS=no) | |
2447 | fi | |
2448 | if test "${HAVE_GNUTLS}" = "yes"; then | |
2449 | AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.]) | |
e1f9f9e3 TZ |
2450 | fi |
2451 | ||
a414bed5 EZ |
2452 | # Windows loads GnuTLS dynamically |
2453 | if test "${opsys}" = "mingw32"; then | |
2454 | LIBGNUTLS_LIBS= | |
2455 | fi | |
067d23c9 | 2456 | fi |
33630d51 | 2457 | |
067d23c9 KY |
2458 | AC_SUBST(LIBGNUTLS_LIBS) |
2459 | AC_SUBST(LIBGNUTLS_CFLAGS) | |
2460 | ||
c9628c79 MA |
2461 | NOTIFY_OBJ= |
2462 | NOTIFY_SUMMARY=no | |
2463 | ||
671d4bfc GM |
2464 | dnl FIXME? Don't auto-detect on NS, but do allow someone to specify |
2465 | dnl a particular library. This doesn't make much sense? | |
2466 | if test "${with_ns}" = yes && test ${with_file_notification} = yes; then | |
2467 | with_file_notification=no | |
2468 | fi | |
2469 | ||
c04bbd85 PE |
2470 | dnl MS Windows native file monitor is available for mingw32 only. |
2471 | case $with_file_notification,$opsys in | |
2472 | w32,* | yes,mingw32) | |
2473 | AC_CHECK_HEADER(windows.h) | |
2474 | if test "$ac_cv_header_windows_h" = yes ; then | |
2475 | AC_DEFINE(HAVE_W32NOTIFY, 1, [Define to 1 to use w32notify.]) | |
2476 | NOTIFY_OBJ=w32notify.o | |
2477 | NOTIFY_SUMMARY="yes (w32)" | |
2478 | fi ;; | |
2479 | esac | |
c9628c79 | 2480 | |
c04bbd85 PE |
2481 | dnl g_file_monitor exists since glib 2.18. G_FILE_MONITOR_EVENT_MOVED |
2482 | dnl has been added in glib 2.24. It has been tested under | |
2483 | dnl GNU/Linux only. We take precedence over inotify, but this makes | |
2484 | dnl only sense when glib has been compiled with inotify support. How | |
2485 | dnl to check? | |
2486 | case $with_file_notification,$NOTIFY_OBJ in | |
2487 | gfile, | yes,) | |
2488 | PKG_CHECK_MODULES(GFILENOTIFY, gio-2.0 >= 2.24, HAVE_GFILENOTIFY=yes, HAVE_GFILENOTIFY=no) | |
2489 | if test "$HAVE_GFILENOTIFY" = "yes"; then | |
2490 | AC_DEFINE(HAVE_GFILENOTIFY, 1, [Define to 1 if using GFile.]) | |
2491 | NOTIFY_OBJ=gfilenotify.o | |
2492 | NOTIFY_SUMMARY="yes -lgio (gfile)" | |
2493 | fi ;; | |
2494 | esac | |
2495 | ||
2496 | dnl inotify is only available on GNU/Linux. | |
2497 | case $with_file_notification,$NOTIFY_OBJ in | |
2498 | inotify, | yes,) | |
2499 | AC_CHECK_HEADER(sys/inotify.h) | |
2500 | if test "$ac_cv_header_sys_inotify_h" = yes ; then | |
2501 | AC_CHECK_FUNC(inotify_init1) | |
2502 | if test "$ac_cv_func_inotify_init1" = yes; then | |
2503 | AC_DEFINE(HAVE_INOTIFY, 1, [Define to 1 to use inotify.]) | |
2504 | NOTIFY_OBJ=inotify.o | |
2505 | NOTIFY_SUMMARY="yes -lglibc (inotify)" | |
2506 | fi | |
2507 | fi ;; | |
2508 | esac | |
2509 | ||
2510 | case $with_file_notification,$NOTIFY_OBJ in | |
2511 | yes,* | no,* | *,?*) ;; | |
2512 | *) AC_MSG_ERROR([File notification `$with_file_notification' requested but requirements not found.]) ;; | |
2513 | esac | |
671d4bfc | 2514 | |
c9628c79 MA |
2515 | if test -n "$NOTIFY_OBJ"; then |
2516 | AC_DEFINE(USE_FILE_NOTIFY, 1, [Define to 1 if using file notifications.]) | |
81606b10 | 2517 | fi |
c9628c79 | 2518 | AC_SUBST(NOTIFY_OBJ) |
7f203aa1 EZ |
2519 | AC_SUBST(GFILENOTIFY_CFLAGS) |
2520 | AC_SUBST(GFILENOTIFY_LIBS) | |
81606b10 | 2521 | |
067d23c9 KY |
2522 | dnl Do not put whitespace before the #include statements below. |
2523 | dnl Older compilers (eg sunos4 cc) choke on it. | |
2524 | HAVE_XAW3D=no | |
2525 | LUCID_LIBW= | |
2526 | if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2527 | if test "$with_xaw3d" != no; then | |
067d23c9 | 2528 | AC_CACHE_VAL(emacs_cv_xaw3d, |
181855e6 | 2529 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2530 | #include <X11/Intrinsic.h> |
181855e6 GM |
2531 | #include <X11/Xaw3d/Simple.h>]], |
2532 | [[]])], | |
37f7b784 CY |
2533 | [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, |
2534 | emacs_cv_xaw3d=yes, emacs_cv_xaw3d=no)], | |
067d23c9 KY |
2535 | emacs_cv_xaw3d=no)]) |
2536 | else | |
2537 | emacs_cv_xaw3d=no | |
2538 | fi | |
2539 | if test $emacs_cv_xaw3d = yes; then | |
2c484e75 | 2540 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2541 | AC_MSG_RESULT([yes; using Lucid toolkit]) |
2542 | USE_X_TOOLKIT=LUCID | |
2543 | HAVE_XAW3D=yes | |
2544 | LUCID_LIBW=-lXaw3d | |
2545 | AC_DEFINE(HAVE_XAW3D, 1, | |
2546 | [Define to 1 if you have the Xaw3d library (-lXaw3d).]) | |
2547 | else | |
2c484e75 | 2548 | AC_MSG_CHECKING(for xaw3d) |
067d23c9 KY |
2549 | AC_MSG_RESULT(no) |
2550 | AC_MSG_CHECKING(for libXaw) | |
2551 | AC_CACHE_VAL(emacs_cv_xaw, | |
181855e6 | 2552 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2553 | #include <X11/Intrinsic.h> |
181855e6 GM |
2554 | #include <X11/Xaw/Simple.h>]], |
2555 | [[]])], | |
067d23c9 KY |
2556 | emacs_cv_xaw=yes, |
2557 | emacs_cv_xaw=no)]) | |
2558 | if test $emacs_cv_xaw = yes; then | |
2559 | AC_MSG_RESULT([yes; using Lucid toolkit]) | |
2560 | USE_X_TOOLKIT=LUCID | |
2561 | LUCID_LIBW=-lXaw | |
2562 | elif test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2563 | AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files]) | |
2564 | else | |
d681f183 GM |
2565 | AC_MSG_ERROR([No X toolkit could be found. |
2566 | If you are sure you want Emacs compiled without an X toolkit, pass | |
2567 | --with-x-toolkit=no | |
2568 | to configure. Otherwise, install the development libraries for the toolkit | |
2569 | that you want to use (e.g. Gtk+) and re-run configure.]) | |
067d23c9 KY |
2570 | fi |
2571 | fi | |
2572 | fi | |
2573 | ||
2574 | X_TOOLKIT_TYPE=$USE_X_TOOLKIT | |
2575 | ||
2576 | LIBXTR6= | |
93ca4887 | 2577 | LIBXMU= |
067d23c9 KY |
2578 | if test "${USE_X_TOOLKIT}" != "none"; then |
2579 | AC_MSG_CHECKING(X11 toolkit version) | |
2580 | AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6, | |
181855e6 GM |
2581 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Intrinsic.h>]], |
2582 | [[#if XtSpecificationRelease < 6 | |
067d23c9 KY |
2583 | fail; |
2584 | #endif | |
181855e6 | 2585 | ]])], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)]) |
067d23c9 KY |
2586 | HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6 |
2587 | if test $emacs_cv_x11_toolkit_version_6 = yes; then | |
2588 | AC_MSG_RESULT(6 or newer) | |
2589 | AC_DEFINE(HAVE_X11XTR6, 1, | |
2590 | [Define to 1 if you have the X11R6 or newer version of Xt.]) | |
2591 | LIBXTR6="-lSM -lICE" | |
2592 | case "$opsys" in | |
2593 | ## Use libw.a along with X11R6 Xt. | |
2594 | unixware) LIBXTR6="$LIBXTR6 -lw" ;; | |
2595 | esac | |
2596 | else | |
2597 | AC_MSG_RESULT(before 6) | |
2598 | fi | |
2599 | ||
2600 | dnl If using toolkit, check whether libXmu.a exists. | |
2601 | dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link. | |
2602 | OLDLIBS="$LIBS" | |
2603 | if test x$HAVE_X11XTR6 = xyes; then | |
93ca4887 | 2604 | OTHERLIBS='-lXt -lSM -lICE' |
067d23c9 | 2605 | else |
93ca4887 PE |
2606 | OTHERLIBS='-lXt' |
2607 | fi | |
2608 | AC_SEARCH_LIBS([XmuConvertStandardSelection], [Xmu], [], [], [$OTHERLIBS]) | |
2609 | if test "X$LIBS" != "X$OLDLIBS"; then | |
2610 | LIBXMU=$ac_cv_search_XmuConvertStandardSelection | |
067d23c9 | 2611 | fi |
93ca4887 PE |
2612 | LIBS=$OLDLIBS |
2613 | dnl ac_cv_search_XmuConvertStandardSelection is also referenced below. | |
067d23c9 KY |
2614 | fi |
2615 | AC_SUBST(LIBXTR6) | |
067d23c9 KY |
2616 | AC_SUBST(LIBXMU) |
2617 | ||
067d23c9 KY |
2618 | LIBXP= |
2619 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
c09bfb2f DA |
2620 | # OpenMotif may be installed in such a way on some GNU/Linux systems. |
2621 | if test -d /usr/include/openmotif; then | |
2622 | CPPFLAGS="-I/usr/include/openmotif $CPPFLAGS" | |
2623 | emacs_cv_openmotif=yes | |
2624 | case "$canonical" in | |
2625 | x86_64-*-linux-gnu* | powerpc64-*-linux-gnu* | sparc64-*-linux-gnu*) | |
2626 | test -d /usr/lib64/openmotif && LDFLAGS="-L/usr/lib64/openmotif $LDFLAGS" | |
2627 | ;; | |
2628 | *) | |
2629 | test -d /usr/lib/openmotif && LDFLAGS="-L/usr/lib/openmotif $LDFLAGS" | |
2630 | esac | |
2631 | else | |
2632 | emacs_cv_openmotif=no | |
2633 | fi | |
2634 | AC_CACHE_CHECK(for (Open)Motif version 2.1, emacs_cv_motif_version_2_1, | |
181855e6 GM |
2635 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <Xm/Xm.h>]], |
2636 | [[#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1) | |
067d23c9 KY |
2637 | int x = 5; |
2638 | #else | |
2639 | Motif version prior to 2.1. | |
181855e6 | 2640 | #endif]])], |
067d23c9 KY |
2641 | emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)]) |
2642 | if test $emacs_cv_motif_version_2_1 = yes; then | |
2643 | AC_CHECK_LIB(Xp, XpCreateContext, LIBXP=-lXp) | |
c09bfb2f DA |
2644 | if test x$emacs_cv_openmotif = xyes; then |
2645 | REAL_CPPFLAGS="-I/usr/include/openmotif $REAL_CPPFLAGS" | |
2646 | fi | |
067d23c9 KY |
2647 | else |
2648 | AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif, | |
2649 | # We put this in CFLAGS temporarily to precede other -I options | |
2650 | # that might be in CFLAGS temporarily. | |
2651 | # We put this in CPPFLAGS where it precedes the other -I options. | |
2652 | OLD_CPPFLAGS=$CPPFLAGS | |
2653 | OLD_CFLAGS=$CFLAGS | |
2654 | CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS" | |
2655 | CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS" | |
181855e6 GM |
2656 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>]], |
2657 | [[int x = 5;]])], | |
067d23c9 KY |
2658 | emacs_cv_lesstif=yes, emacs_cv_lesstif=no)]) |
2659 | if test $emacs_cv_lesstif = yes; then | |
2660 | # Make sure this -I option remains in CPPFLAGS after it is set | |
2661 | # back to REAL_CPPFLAGS. | |
2662 | # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not | |
2663 | # have those other -I options anyway. Ultimately, having this | |
2664 | # directory ultimately in CPPFLAGS will be enough. | |
2665 | REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS" | |
2666 | LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS" | |
2667 | else | |
2668 | CFLAGS=$OLD_CFLAGS | |
2669 | CPPFLAGS=$OLD_CPPFLAGS | |
2670 | fi | |
2671 | fi | |
e4070def GM |
2672 | AC_CHECK_HEADER([Xm/BulletinB.h], [], |
2673 | [AC_MSG_ERROR([Motif toolkit requested but requirements not found.])]) | |
067d23c9 KY |
2674 | fi |
2675 | ||
2676 | dnl Use toolkit scroll bars if configured for GTK or X toolkit and either | |
2677 | dnl using Motif or Xaw3d is available, and unless | |
2678 | dnl --with-toolkit-scroll-bars=no was specified. | |
2679 | ||
2680 | AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS, | |
2681 | [Define to 1 if we should use toolkit scroll bars.])dnl | |
2682 | USE_TOOLKIT_SCROLL_BARS=no | |
2683 | if test "${with_toolkit_scroll_bars}" != "no"; then | |
2684 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2685 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
2686 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2687 | HAVE_XAW3D=no | |
2688 | USE_TOOLKIT_SCROLL_BARS=yes | |
8d8939e8 | 2689 | elif test "${HAVE_XAW3D}" = "yes" || test "${USE_X_TOOLKIT}" = "LUCID"; then |
067d23c9 KY |
2690 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) |
2691 | USE_TOOLKIT_SCROLL_BARS=yes | |
2692 | fi | |
2693 | elif test "${HAVE_GTK}" = "yes"; then | |
2694 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2695 | USE_TOOLKIT_SCROLL_BARS=yes | |
2696 | elif test "${HAVE_NS}" = "yes"; then | |
2697 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2698 | USE_TOOLKIT_SCROLL_BARS=yes | |
0fda9b75 DC |
2699 | elif test "${HAVE_W32}" = "yes"; then |
2700 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2701 | USE_TOOLKIT_SCROLL_BARS=yes | |
067d23c9 KY |
2702 | fi |
2703 | fi | |
2704 | ||
2705 | dnl See if XIM is available. | |
181855e6 | 2706 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2707 | #include <X11/Xlib.h> |
181855e6 GM |
2708 | #include <X11/Xresource.h>]], |
2709 | [[XIMProc callback;]])], | |
067d23c9 KY |
2710 | [HAVE_XIM=yes |
2711 | AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available])], | |
2712 | HAVE_XIM=no) | |
2713 | ||
2714 | dnl `--with-xim' now controls only the initial value of use_xim at run time. | |
2715 | ||
2716 | if test "${with_xim}" != "no"; then | |
2717 | AC_DEFINE(USE_XIM, 1, | |
2718 | [Define to 1 if we should use XIM, if it is available.]) | |
2719 | fi | |
2720 | ||
2721 | ||
2722 | if test "${HAVE_XIM}" != "no"; then | |
2723 | late_CFLAGS=$CFLAGS | |
2724 | if test "$GCC" = yes; then | |
2725 | CFLAGS="$CFLAGS --pedantic-errors" | |
2726 | fi | |
181855e6 | 2727 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2728 | #include <X11/Xlib.h> |
181855e6 GM |
2729 | #include <X11/Xresource.h>]], |
2730 | [[Display *display; | |
067d23c9 KY |
2731 | XrmDatabase db; |
2732 | char *res_name; | |
2733 | char *res_class; | |
2734 | XIMProc callback; | |
2735 | XPointer *client_data; | |
2736 | #ifndef __GNUC__ | |
2737 | /* If we're not using GCC, it's probably not XFree86, and this is | |
2738 | probably right, but we can't use something like --pedantic-errors. */ | |
2739 | extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*, | |
2740 | char*, XIMProc, XPointer*); | |
2741 | #endif | |
2742 | (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback, | |
181855e6 | 2743 | client_data);]])], |
067d23c9 KY |
2744 | [emacs_cv_arg6_star=yes]) |
2745 | AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6, | |
2746 | [Define to the type of the 6th arg of XRegisterIMInstantiateCallback, | |
2747 | either XPointer or XPointer*.])dnl | |
2748 | if test "$emacs_cv_arg6_star" = yes; then | |
2749 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*]) | |
2750 | else | |
2751 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer]) | |
2752 | fi | |
2753 | CFLAGS=$late_CFLAGS | |
2754 | fi | |
2755 | ||
2756 | ### Start of font-backend (under any platform) section. | |
2757 | # (nothing here yet -- this is a placeholder) | |
2758 | ### End of font-backend (under any platform) section. | |
2759 | ||
2760 | ### Start of font-backend (under X11) section. | |
2761 | if test "${HAVE_X11}" = "yes"; then | |
2762 | PKG_CHECK_MODULES(FONTCONFIG, fontconfig >= 2.2.0, HAVE_FC=yes, HAVE_FC=no) | |
2763 | ||
2764 | ## Use -lXft if available, unless `--with-xft=no'. | |
2765 | HAVE_XFT=maybe | |
2766 | if test "${HAVE_FC}" = "no" || test "x${with_x}" = "xno"; then | |
2767 | with_xft="no"; | |
2768 | fi | |
2769 | if test "x${with_xft}" != "xno"; then | |
2770 | ||
2771 | PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no) | |
2772 | ## Because xftfont.c uses XRenderQueryExtension, we also | |
2773 | ## need to link to -lXrender. | |
2774 | HAVE_XRENDER=no | |
2775 | AC_CHECK_LIB(Xrender, XRenderQueryExtension, HAVE_XRENDER=yes) | |
2776 | if test "$HAVE_XFT" != no && test "$HAVE_XRENDER" != no; then | |
2777 | OLD_CPPFLAGS="$CPPFLAGS" | |
2778 | OLD_CFLAGS="$CFLAGS" | |
2779 | OLD_LIBS="$LIBS" | |
2780 | CPPFLAGS="$CPPFLAGS $XFT_CFLAGS" | |
2781 | CFLAGS="$CFLAGS $XFT_CFLAGS" | |
2782 | XFT_LIBS="-lXrender $XFT_LIBS" | |
2783 | LIBS="$XFT_LIBS $LIBS" | |
2784 | AC_CHECK_HEADER(X11/Xft/Xft.h, | |
ab6a27d8 GM |
2785 | AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS) , , |
2786 | [[#include <X11/X.h>]]) | |
067d23c9 KY |
2787 | |
2788 | if test "${HAVE_XFT}" = "yes"; then | |
2789 | AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.]) | |
2790 | AC_SUBST(XFT_LIBS) | |
2791 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS" | |
067d23c9 | 2792 | fi # "${HAVE_XFT}" = "yes" |
93ca4887 PE |
2793 | CPPFLAGS=$OLD_CPPFLAGS |
2794 | CFLAGS=$OLD_CFLAGS | |
2795 | LIBS=$OLD_LIBS | |
067d23c9 KY |
2796 | fi # "$HAVE_XFT" != no |
2797 | fi # "x${with_xft}" != "xno" | |
2798 | ||
870d9cf6 GM |
2799 | ## We used to allow building with FreeType and without Xft. |
2800 | ## However, the ftx font backend driver is not in good shape. | |
067d23c9 | 2801 | if test "$HAVE_XFT" != "yes"; then |
870d9cf6 | 2802 | dnl For the "Does Emacs use" message at the end. |
067d23c9 | 2803 | HAVE_XFT=no |
870d9cf6 GM |
2804 | HAVE_FREETYPE=no |
2805 | else | |
2806 | dnl Strict linkers fail with | |
2807 | dnl ftfont.o: undefined reference to symbol 'FT_New_Face' | |
2808 | dnl if -lfreetype is not specified. | |
2809 | dnl The following is needed to set FREETYPE_LIBS. | |
2810 | PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes, | |
46dcfee4 | 2811 | HAVE_FREETYPE=no) |
870d9cf6 GM |
2812 | |
2813 | test "$HAVE_FREETYPE" = "no" && AC_MSG_ERROR(libxft requires libfreetype) | |
067d23c9 KY |
2814 | fi |
2815 | ||
067d23c9 KY |
2816 | HAVE_LIBOTF=no |
2817 | if test "${HAVE_FREETYPE}" = "yes"; then | |
2818 | AC_DEFINE(HAVE_FREETYPE, 1, | |
2819 | [Define to 1 if using the freetype and fontconfig libraries.]) | |
2820 | if test "${with_libotf}" != "no"; then | |
2821 | PKG_CHECK_MODULES(LIBOTF, libotf, HAVE_LIBOTF=yes, | |
2822 | HAVE_LIBOTF=no) | |
2823 | if test "$HAVE_LIBOTF" = "yes"; then | |
2824 | AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.]) | |
2825 | AC_CHECK_LIB(otf, OTF_get_variation_glyphs, | |
2826 | HAVE_OTF_GET_VARIATION_GLYPHS=yes, | |
2827 | HAVE_OTF_GET_VARIATION_GLYPHS=no) | |
2828 | if test "${HAVE_OTF_GET_VARIATION_GLYPHS}" = "yes"; then | |
2829 | AC_DEFINE(HAVE_OTF_GET_VARIATION_GLYPHS, 1, | |
2830 | [Define to 1 if libotf has OTF_get_variation_glyphs.]) | |
2831 | fi | |
2832 | fi | |
2833 | fi | |
2834 | dnl FIXME should there be an error if HAVE_FREETYPE != yes? | |
2835 | dnl Does the new font backend require it, or can it work without it? | |
2836 | fi | |
2837 | ||
2838 | HAVE_M17N_FLT=no | |
2839 | if test "${HAVE_LIBOTF}" = yes; then | |
2840 | if test "${with_m17n_flt}" != "no"; then | |
2841 | PKG_CHECK_MODULES(M17N_FLT, m17n-flt, HAVE_M17N_FLT=yes, HAVE_M17N_FLT=no) | |
2842 | if test "$HAVE_M17N_FLT" = "yes"; then | |
2843 | AC_DEFINE(HAVE_M17N_FLT, 1, [Define to 1 if using libm17n-flt.]) | |
2844 | fi | |
2845 | fi | |
2846 | fi | |
2847 | else | |
2848 | HAVE_XFT=no | |
2849 | HAVE_FREETYPE=no | |
2850 | HAVE_LIBOTF=no | |
2851 | HAVE_M17N_FLT=no | |
2852 | fi | |
2853 | ||
2854 | ### End of font-backend (under X11) section. | |
2855 | ||
2856 | AC_SUBST(FREETYPE_CFLAGS) | |
2857 | AC_SUBST(FREETYPE_LIBS) | |
2858 | AC_SUBST(FONTCONFIG_CFLAGS) | |
2859 | AC_SUBST(FONTCONFIG_LIBS) | |
2860 | AC_SUBST(LIBOTF_CFLAGS) | |
2861 | AC_SUBST(LIBOTF_LIBS) | |
2862 | AC_SUBST(M17N_FLT_CFLAGS) | |
2863 | AC_SUBST(M17N_FLT_LIBS) | |
2864 | ||
2865 | ### Use -lXpm if available, unless `--with-xpm=no'. | |
fb0862b2 | 2866 | ### mingw32 doesn't use -lXpm, since it loads the library dynamically. |
067d23c9 KY |
2867 | HAVE_XPM=no |
2868 | LIBXPM= | |
fb0862b2 | 2869 | if test "${HAVE_W32}" = "yes" && test "${opsys}" = "cygwin"; then |
0fda9b75 DC |
2870 | if test "${with_xpm}" != "no"; then |
2871 | SAVE_CPPFLAGS="$CPPFLAGS" | |
2872 | SAVE_LDFLAGS="$LDFLAGS" | |
2873 | CPPFLAGS="$CPPFLAGS -I/usr/include/noX" | |
2874 | LDFLAGS="$LDFLAGS -L/usr/lib/noX" | |
2875 | AC_CHECK_HEADER(X11/xpm.h, | |
2876 | [AC_CHECK_LIB(Xpm, XpmReadFileToImage, HAVE_XPM=yes)]) | |
2877 | if test "${HAVE_XPM}" = "yes"; then | |
2878 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2879 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2880 | [#include "X11/xpm.h" | |
2881 | #ifndef XpmReturnAllocPixels | |
2882 | no_return_alloc_pixels | |
2883 | #endif | |
2884 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
2885 | ||
2886 | if test "${HAVE_XPM}" = "yes"; then | |
2887 | REAL_CPPFLAGS="$REAL_CPPFLAGS -I/usr/include/noX" | |
2888 | AC_MSG_RESULT(yes) | |
2889 | else | |
2890 | AC_MSG_RESULT(no) | |
2891 | CPPFLAGS="$SAVE_CPPFLAGS" | |
2892 | LDFLAGS="$SAVE_LDFLAGS" | |
2893 | fi | |
2894 | fi | |
2895 | fi | |
2896 | ||
2897 | if test "${HAVE_XPM}" = "yes"; then | |
791ef5f8 | 2898 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
0fda9b75 DC |
2899 | LIBXPM=-lXpm |
2900 | fi | |
2901 | fi | |
2902 | ||
067d23c9 KY |
2903 | if test "${HAVE_X11}" = "yes"; then |
2904 | if test "${with_xpm}" != "no"; then | |
2905 | AC_CHECK_HEADER(X11/xpm.h, | |
2906 | [AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)]) | |
2907 | if test "${HAVE_XPM}" = "yes"; then | |
2908 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2909 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2910 | [#include "X11/xpm.h" | |
2911 | #ifndef XpmReturnAllocPixels | |
2912 | no_return_alloc_pixels | |
2913 | #endif | |
2914 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
2915 | ||
2916 | if test "${HAVE_XPM}" = "yes"; then | |
2917 | AC_MSG_RESULT(yes) | |
2918 | else | |
2919 | AC_MSG_RESULT(no) | |
2920 | fi | |
2921 | fi | |
2922 | fi | |
2923 | ||
2924 | if test "${HAVE_XPM}" = "yes"; then | |
20db1522 | 2925 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
067d23c9 KY |
2926 | LIBXPM=-lXpm |
2927 | fi | |
2928 | fi | |
0fda9b75 | 2929 | |
09e94df2 EZ |
2930 | ### FIXME: Perhaps regroup to minimize code duplication due to MinGW's |
2931 | ### slightly different requirements wrt image libraries (it doesn't | |
2932 | ### use -lXpm because it loads the xpm shared library dynamically at | |
2933 | ### run time). | |
fb0862b2 EZ |
2934 | if test "${opsys}" = "mingw32"; then |
2935 | if test "${with_xpm}" != "no"; then | |
1f8f81c8 | 2936 | AC_CHECK_HEADER(X11/xpm.h, HAVE_XPM=yes, HAVE_XPM=no, [ |
fb0862b2 | 2937 | #define FOR_MSW 1]) |
fb0862b2 EZ |
2938 | fi |
2939 | ||
2940 | if test "${HAVE_XPM}" = "yes"; then | |
2941 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) | |
2942 | fi | |
2943 | fi | |
2944 | ||
067d23c9 KY |
2945 | AC_SUBST(LIBXPM) |
2946 | ||
2947 | ### Use -ljpeg if available, unless `--with-jpeg=no'. | |
fb0862b2 | 2948 | ### mingw32 doesn't use -ljpeg, since it loads the library dynamically. |
067d23c9 KY |
2949 | HAVE_JPEG=no |
2950 | LIBJPEG= | |
fb0862b2 | 2951 | if test "${opsys}" = "mingw32"; then |
067d23c9 KY |
2952 | if test "${with_jpeg}" != "no"; then |
2953 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
fb0862b2 EZ |
2954 | dnl HAVE_STDLIB_H. |
2955 | AC_CHECK_HEADER(jerror.h, HAVE_JPEG=yes, HAVE_JPEG=no) | |
067d23c9 | 2956 | fi |
067d23c9 KY |
2957 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl |
2958 | if test "${HAVE_JPEG}" = "yes"; then | |
2959 | AC_DEFINE(HAVE_JPEG) | |
2960 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
2961 | [#include <jpeglib.h> | |
2962 | version=JPEG_LIB_VERSION | |
2963 | ], | |
2964 | [AC_DEFINE(HAVE_JPEG)], | |
2965 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
2966 | HAVE_JPEG=no]) | |
2967 | fi | |
fb0862b2 EZ |
2968 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then |
2969 | if test "${with_jpeg}" != "no"; then | |
2970 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
2971 | dnl HAVE_STDLIB_H. | |
2972 | AC_CHECK_HEADER(jerror.h, | |
2973 | [AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes)]) | |
2974 | fi | |
2975 | ||
2976 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl | |
2977 | if test "${HAVE_JPEG}" = "yes"; then | |
2978 | AC_DEFINE(HAVE_JPEG) | |
2979 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
2980 | [#include <jpeglib.h> | |
2981 | version=JPEG_LIB_VERSION | |
2982 | ], | |
2983 | [AC_DEFINE(HAVE_JPEG)], | |
2984 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
2985 | HAVE_JPEG=no]) | |
2986 | fi | |
067d23c9 KY |
2987 | if test "${HAVE_JPEG}" = "yes"; then |
2988 | LIBJPEG=-ljpeg | |
2989 | fi | |
2990 | fi | |
2991 | AC_SUBST(LIBJPEG) | |
2992 | ||
2993 | ### Use -lpng if available, unless `--with-png=no'. | |
fb0862b2 | 2994 | ### mingw32 doesn't use -lpng, since it loads the library dynamically. |
067d23c9 KY |
2995 | HAVE_PNG=no |
2996 | LIBPNG= | |
fb0862b2 EZ |
2997 | if test "${opsys}" = "mingw32"; then |
2998 | if test "${with_png}" != "no"; then | |
2999 | AC_CHECK_HEADER(png.h, HAVE_PNG=yes, HAVE_PNG=no) | |
3000 | fi | |
3001 | if test "${HAVE_PNG}" = "yes"; then | |
3002 | AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).]) | |
3003 | ||
3004 | AC_CHECK_DECL(png_longjmp, | |
3005 | [], | |
3006 | [AC_DEFINE(PNG_DEPSTRUCT, [], | |
3007 | [Define to empty to suppress deprecation warnings when building | |
3008 | with --enable-gcc-warnings and with libpng versions before 1.5, | |
3009 | which lack png_longjmp.])], | |
3010 | [[#ifdef HAVE_LIBPNG_PNG_H | |
3011 | # include <libpng/png.h> | |
3012 | #else | |
3013 | # include <png.h> | |
3014 | #endif | |
3015 | ]]) | |
3016 | fi | |
3017 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then | |
067d23c9 KY |
3018 | if test "${with_png}" != "no"; then |
3019 | # Debian unstable as of July 2003 has multiple libpngs, and puts png.h | |
3020 | # in /usr/include/libpng. | |
0ccb0b09 | 3021 | AC_CHECK_HEADERS(png.h libpng/png.h, break) |
067d23c9 KY |
3022 | if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then |
3023 | AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm) | |
3024 | fi | |
3025 | fi | |
3026 | ||
3027 | if test "${HAVE_PNG}" = "yes"; then | |
3028 | AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).]) | |
3029 | LIBPNG="-lpng -lz -lm" | |
0ccb0b09 PE |
3030 | |
3031 | AC_CHECK_DECL(png_longjmp, | |
3032 | [], | |
cda158b4 | 3033 | [AC_DEFINE(PNG_DEPSTRUCT, [], |
0ccb0b09 PE |
3034 | [Define to empty to suppress deprecation warnings when building |
3035 | with --enable-gcc-warnings and with libpng versions before 1.5, | |
3036 | which lack png_longjmp.])], | |
3037 | [[#ifdef HAVE_LIBPNG_PNG_H | |
3038 | # include <libpng/png.h> | |
3039 | #else | |
3040 | # include <png.h> | |
3041 | #endif | |
3042 | ]]) | |
067d23c9 KY |
3043 | fi |
3044 | fi | |
3045 | AC_SUBST(LIBPNG) | |
3046 | ||
313546eb LMI |
3047 | HAVE_ZLIB=no |
3048 | LIBZ= | |
8d28d0ac | 3049 | if test "${with_zlib}" != "no"; then |
1d238bc7 PE |
3050 | OLIBS=$LIBS |
3051 | AC_SEARCH_LIBS([inflateEnd], [z], [HAVE_ZLIB=yes]) | |
3052 | LIBS=$OLIBS | |
3053 | case $ac_cv_search_inflateEnd in | |
3054 | -*) LIBZ=$ac_cv_search_inflateEnd ;; | |
3055 | esac | |
313546eb | 3056 | fi |
8d28d0ac PE |
3057 | if test "${HAVE_ZLIB}" = "yes"; then |
3058 | AC_DEFINE([HAVE_ZLIB], 1, [Define to 1 if you have the zlib library (-lz).]) | |
aa942e2b EZ |
3059 | ### mingw32 doesn't use -lz, since it loads the library dynamically. |
3060 | if test "${opsys}" = "mingw32"; then | |
3061 | LIBZ= | |
3062 | fi | |
8d28d0ac | 3063 | fi |
313546eb LMI |
3064 | AC_SUBST(LIBZ) |
3065 | ||
3066 | ||
067d23c9 | 3067 | ### Use -ltiff if available, unless `--with-tiff=no'. |
fb0862b2 | 3068 | ### mingw32 doesn't use -ltiff, since it loads the library dynamically. |
067d23c9 KY |
3069 | HAVE_TIFF=no |
3070 | LIBTIFF= | |
fb0862b2 EZ |
3071 | if test "${opsys}" = "mingw32"; then |
3072 | if test "${with_tiff}" != "no"; then | |
3073 | AC_CHECK_HEADER(tiffio.h, HAVE_TIFF=yes, HAVE_TIFF=no) | |
3074 | fi | |
3075 | if test "${HAVE_TIFF}" = "yes"; then | |
3076 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3077 | fi | |
3078 | elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then | |
067d23c9 KY |
3079 | if test "${with_tiff}" != "no"; then |
3080 | AC_CHECK_HEADER(tiffio.h, | |
3081 | [tifflibs="-lz -lm" | |
3082 | # At least one tiff package requires the jpeg library. | |
3083 | if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi | |
3084 | AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs)]) | |
3085 | fi | |
3086 | ||
3087 | if test "${HAVE_TIFF}" = "yes"; then | |
3088 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
3089 | dnl FIXME -lz -lm, as per libpng? | |
3090 | LIBTIFF=-ltiff | |
3091 | fi | |
3092 | fi | |
3093 | AC_SUBST(LIBTIFF) | |
3094 | ||
3095 | ### Use -lgif or -lungif if available, unless `--with-gif=no'. | |
fb0862b2 | 3096 | ### mingw32 doesn't use -lgif/-lungif, since it loads the library dynamically. |
067d23c9 KY |
3097 | HAVE_GIF=no |
3098 | LIBGIF= | |
fb0862b2 EZ |
3099 | if test "${opsys}" = "mingw32"; then |
3100 | if test "${with_gif}" != "no"; then | |
3101 | AC_CHECK_HEADER(gif_lib.h, HAVE_GIF=yes, HAVE_GIF=no) | |
3102 | fi | |
3103 | if test "${HAVE_GIF}" = "yes"; then | |
3104 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3105 | fi | |
3106 | elif test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no" \ | |
0fda9b75 | 3107 | || test "${HAVE_W32}" = "yes"; then |
067d23c9 KY |
3108 | AC_CHECK_HEADER(gif_lib.h, |
3109 | # EGifPutExtensionLast only exists from version libungif-4.1.0b1. | |
f3606ef7 BF |
3110 | # Earlier versions can crash Emacs, but version 5.0 removes EGifPutExtensionLast. |
3111 | [AC_CHECK_LIB(gif, GifMakeMapObject, HAVE_GIF=yes, | |
3112 | [AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=maybe)])]) | |
067d23c9 KY |
3113 | |
3114 | if test "$HAVE_GIF" = yes; then | |
3115 | LIBGIF=-lgif | |
3116 | elif test "$HAVE_GIF" = maybe; then | |
3117 | # If gif_lib.h but no libgif, try libungif. | |
3118 | AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=no) | |
3119 | test "$HAVE_GIF" = yes && LIBGIF=-lungif | |
3120 | fi | |
3121 | ||
3122 | if test "${HAVE_GIF}" = "yes"; then | |
3123 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
3124 | fi | |
3125 | fi | |
3126 | AC_SUBST(LIBGIF) | |
3127 | ||
139f5284 | 3128 | dnl Check for required libraries. |
067d23c9 KY |
3129 | if test "${HAVE_X11}" = "yes"; then |
3130 | MISSING="" | |
3131 | WITH_NO="" | |
3132 | test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" && | |
3133 | MISSING="libXpm" && WITH_NO="--with-xpm=no" | |
3134 | test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" && | |
3135 | MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no" | |
3136 | test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" && | |
3137 | MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no" | |
3138 | test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" && | |
3139 | MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no" | |
3140 | test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" && | |
3141 | MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no" | |
3142 | ||
3143 | if test "X${MISSING}" != X; then | |
139f5284 | 3144 | AC_MSG_ERROR([The following required libraries were not found: |
067d23c9 KY |
3145 | $MISSING |
3146 | Maybe some development libraries/packages are missing? | |
139f5284 | 3147 | If you don't want to link with them give |
067d23c9 | 3148 | $WITH_NO |
139f5284 | 3149 | as options to configure]) |
067d23c9 KY |
3150 | fi |
3151 | fi | |
3152 | ||
3153 | ### Use -lgpm if available, unless `--with-gpm=no'. | |
3154 | HAVE_GPM=no | |
3155 | LIBGPM= | |
067d23c9 KY |
3156 | if test "${with_gpm}" != "no"; then |
3157 | AC_CHECK_HEADER(gpm.h, | |
3158 | [AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes)]) | |
3159 | ||
3160 | if test "${HAVE_GPM}" = "yes"; then | |
3161 | AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).]) | |
3162 | LIBGPM=-lgpm | |
067d23c9 KY |
3163 | fi |
3164 | fi | |
3165 | AC_SUBST(LIBGPM) | |
3166 | ||
3167 | dnl Check for malloc/malloc.h on darwin | |
0e7a053e | 3168 | AC_CHECK_HEADERS_ONCE(malloc/malloc.h) |
067d23c9 | 3169 | |
2f097256 | 3170 | GNUSTEP_CFLAGS= |
067d23c9 KY |
3171 | ### Use NeXTstep API to implement GUI. |
3172 | if test "${HAVE_NS}" = "yes"; then | |
3173 | AC_DEFINE(HAVE_NS, 1, [Define to 1 if you are using the NeXTstep API, either GNUstep or Cocoa on Mac OS X.]) | |
3174 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
3175 | AC_DEFINE(NS_IMPL_COCOA, 1, [Define to 1 if you are using NS windowing under MacOS X.]) | |
067d23c9 KY |
3176 | fi |
3177 | if test "${NS_IMPL_GNUSTEP}" = "yes"; then | |
3178 | AC_DEFINE(NS_IMPL_GNUSTEP, 1, [Define to 1 if you are using NS windowing under GNUstep.]) | |
3179 | # See also .m.o rule in Makefile.in */ | |
3180 | # FIXME: are all these flags really needed? Document here why. */ | |
2f097256 | 3181 | GNUSTEP_CFLAGS="-D_REENTRANT -fPIC -fno-strict-aliasing -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" |
0cc87afb GM |
3182 | ## Extra CFLAGS applied to src/*.m files. |
3183 | 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 | 3184 | fi |
067d23c9 KY |
3185 | OTHER_FILES=ns-app |
3186 | fi | |
3187 | ||
067d23c9 KY |
3188 | ### Use session management (-lSM -lICE) if available |
3189 | HAVE_X_SM=no | |
3190 | LIBXSM= | |
3191 | if test "${HAVE_X11}" = "yes"; then | |
3192 | AC_CHECK_HEADER(X11/SM/SMlib.h, | |
3193 | [AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE)]) | |
3194 | ||
3195 | if test "${HAVE_X_SM}" = "yes"; then | |
3196 | AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).]) | |
3197 | LIBXSM="-lSM -lICE" | |
067d23c9 KY |
3198 | fi |
3199 | fi | |
3200 | AC_SUBST(LIBXSM) | |
3201 | ||
4e3f9230 YM |
3202 | ### Use XRandr (-lXrandr) if available |
3203 | HAVE_XRANDR=no | |
3204 | if test "${HAVE_X11}" = "yes"; then | |
3205 | XRANDR_REQUIRED=1.2.2 | |
3206 | XRANDR_MODULES="xrandr >= $XRANDR_REQUIRED" | |
3207 | PKG_CHECK_MODULES(XRANDR, $XRANDR_MODULES, HAVE_XRANDR=yes, HAVE_XRANDR=no) | |
3208 | if test $HAVE_XRANDR = no; then | |
3209 | # Test old way in case pkg-config doesn't have it (older machines). | |
3210 | AC_CHECK_HEADER(X11/extensions/Xrandr.h, | |
2d8ac645 | 3211 | [AC_CHECK_LIB(Xrandr, XRRGetScreenResources, HAVE_XRANDR=yes)]) |
4e3f9230 YM |
3212 | if test $HAVE_XRANDR = yes; then |
3213 | XRANDR_LIBS=-lXrandr | |
4e3f9230 YM |
3214 | fi |
3215 | fi | |
3216 | if test $HAVE_XRANDR = yes; then | |
3217 | SAVE_CFLAGS="$CFLAGS" | |
3218 | SAVE_LIBS="$LIBS" | |
3219 | CFLAGS="$XRANDR_CFLAGS $CFLAGS" | |
3220 | LIBS="$XRANDR_LIBS $LIBS" | |
3221 | AC_CHECK_FUNCS(XRRGetOutputPrimary XRRGetScreenResourcesCurrent) | |
3222 | CFLAGS="$SAVE_CFLAGS" | |
3223 | LIBS="$SAVE_LIBS" | |
3224 | ||
3225 | AC_DEFINE(HAVE_XRANDR, 1, [Define to 1 if you have the XRandr extension.]) | |
3226 | fi | |
3227 | fi | |
b05e08a4 GM |
3228 | AC_SUBST(XRANDR_CFLAGS) |
3229 | AC_SUBST(XRANDR_LIBS) | |
4e3f9230 YM |
3230 | |
3231 | ### Use Xinerama (-lXinerama) if available | |
3232 | HAVE_XINERAMA=no | |
3233 | if test "${HAVE_X11}" = "yes"; then | |
3234 | XINERAMA_REQUIRED=1.0.2 | |
3235 | XINERAMA_MODULES="xinerama >= $XINERAMA_REQUIRED" | |
3236 | PKG_CHECK_MODULES(XINERAMA, $XINERAMA_MODULES, HAVE_XINERAMA=yes, | |
3237 | HAVE_XINERAMA=no) | |
3238 | if test $HAVE_XINERAMA = no; then | |
3239 | # Test old way in case pkg-config doesn't have it (older machines). | |
3240 | AC_CHECK_HEADER(X11/extensions/Xinerama.h, | |
3241 | [AC_CHECK_LIB(Xinerama, XineramaQueryExtension, HAVE_XINERAMA=yes)]) | |
3242 | if test $HAVE_XINERAMA = yes; then | |
3243 | XINERAMA_LIBS=-lXinerama | |
4e3f9230 YM |
3244 | fi |
3245 | fi | |
3246 | if test $HAVE_XINERAMA = yes; then | |
3247 | AC_DEFINE(HAVE_XINERAMA, 1, [Define to 1 if you have the Xinerama extension.]) | |
3248 | fi | |
3249 | fi | |
b05e08a4 GM |
3250 | AC_SUBST(XINERAMA_CFLAGS) |
3251 | AC_SUBST(XINERAMA_LIBS) | |
4e3f9230 YM |
3252 | |
3253 | ||
067d23c9 | 3254 | ### Use libxml (-lxml2) if available |
fb0862b2 | 3255 | ### mingw32 doesn't use -lxml2, since it loads the library dynamically. |
04d51ad4 | 3256 | HAVE_LIBXML2=no |
067d23c9 KY |
3257 | if test "${with_xml2}" != "no"; then |
3258 | ### I'm not sure what the version number should be, so I just guessed. | |
dab73760 | 3259 | PKG_CHECK_MODULES(LIBXML2, libxml-2.0 > 2.6.17, HAVE_LIBXML2=yes, HAVE_LIBXML2=no) |
6b4914d2 YM |
3260 | # Built-in libxml2 on OS X 10.8 lacks libxml-2.0.pc. |
3261 | if test "${HAVE_LIBXML2}" != "yes" -a "$opsys" = "darwin"; then | |
3262 | SAVE_CPPFLAGS="$CPPFLAGS" | |
b9c299ef | 3263 | CPPFLAGS="$CPPFLAGS -I$xcsdkdir/usr/include/libxml2" |
6b4914d2 YM |
3264 | AC_CHECK_HEADER(libxml/HTMLparser.h, |
3265 | [AC_CHECK_DECL(HTML_PARSE_RECOVER, HAVE_LIBXML2=yes, , | |
3266 | [#include <libxml/HTMLparser.h>])]) | |
3267 | CPPFLAGS="$SAVE_CPPFLAGS" | |
3268 | if test "${HAVE_LIBXML2}" = "yes"; then | |
7c8114cb | 3269 | LIBXML2_CFLAGS="-I'$xcsdkdir/usr/include/libxml2'" |
6b4914d2 | 3270 | LIBXML2_LIBS="-lxml2" |
6b4914d2 YM |
3271 | fi |
3272 | fi | |
067d23c9 | 3273 | if test "${HAVE_LIBXML2}" = "yes"; then |
fb0862b2 | 3274 | if test "${opsys}" != "mingw32"; then |
93ca4887 PE |
3275 | AC_CHECK_LIB(xml2, htmlReadMemory, HAVE_LIBXML2=yes, HAVE_LIBXML2=no |
3276 | [$LIBXML2_LIBS]) | |
a414bed5 EZ |
3277 | else |
3278 | LIBXML2_LIBS="" | |
fb0862b2 | 3279 | fi |
067d23c9 KY |
3280 | if test "${HAVE_LIBXML2}" = "yes"; then |
3281 | AC_DEFINE(HAVE_LIBXML2, 1, [Define to 1 if you have the libxml library (-lxml2).]) | |
3282 | else | |
3283 | LIBXML2_LIBS="" | |
3284 | LIBXML2_CFLAGS="" | |
3285 | fi | |
3286 | fi | |
3287 | fi | |
3288 | AC_SUBST(LIBXML2_LIBS) | |
3289 | AC_SUBST(LIBXML2_CFLAGS) | |
3290 | ||
3291 | # If netdb.h doesn't declare h_errno, we must declare it by hand. | |
9e821c83 | 3292 | # On MinGW, that is provided by nt/inc/sys/socket.h and w32.c. |
fb0862b2 EZ |
3293 | if test "${opsys}" = "mingw32"; then |
3294 | emacs_cv_netdb_declares_h_errno=yes | |
3295 | fi | |
067d23c9 KY |
3296 | AC_CACHE_CHECK(whether netdb declares h_errno, |
3297 | emacs_cv_netdb_declares_h_errno, | |
181855e6 GM |
3298 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], |
3299 | [[return h_errno;]])], | |
067d23c9 KY |
3300 | emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)]) |
3301 | if test $emacs_cv_netdb_declares_h_errno = yes; then | |
3302 | AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.]) | |
3303 | fi | |
3304 | ||
067d23c9 KY |
3305 | # Check for mail-locking functions in a "mail" library. Probably this should |
3306 | # have the same check as for liblockfile below. | |
3307 | AC_CHECK_LIB(mail, maillock, have_mail=yes, have_mail=no) | |
3308 | if test $have_mail = yes; then | |
3309 | LIBS_MAIL=-lmail | |
067d23c9 | 3310 | AC_DEFINE(HAVE_LIBMAIL, 1, [Define to 1 if you have the `mail' library (-lmail).]) |
93ca4887 PE |
3311 | |
3312 | OLD_LIBS=$LIBS | |
3313 | LIBS="$LIBS_MAIL $LIBS" | |
3314 | AC_CHECK_FUNCS(touchlock) | |
3315 | LIBS=$OLD_LIBS | |
067d23c9 KY |
3316 | else |
3317 | LIBS_MAIL= | |
3318 | fi | |
3319 | dnl Debian, at least: | |
3320 | AC_CHECK_LIB(lockfile, maillock, have_lockfile=yes, have_lockfile=no) | |
3321 | if test $have_lockfile = yes; then | |
3322 | LIBS_MAIL=-llockfile | |
067d23c9 KY |
3323 | AC_DEFINE(HAVE_LIBLOCKFILE, 1, [Define to 1 if you have the `lockfile' library (-llockfile).]) |
3324 | else | |
3325 | # If we have the shared liblockfile, assume we must use it for mail | |
3326 | # locking (e.g. Debian). If we couldn't link against liblockfile | |
3327 | # (no liblockfile.a installed), ensure that we don't need to. | |
3328 | dnl This works for files generally, not just executables. | |
3329 | dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf? | |
3330 | AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no, | |
3331 | /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH) | |
3332 | if test $ac_cv_prog_liblockfile = yes; then | |
3333 | AC_MSG_ERROR([Shared liblockfile found but can't link against it. | |
3334 | This probably means that movemail could lose mail. | |
3335 | There may be a `development' package to install containing liblockfile.]) | |
3336 | fi | |
3337 | fi | |
0e7a053e | 3338 | AC_CHECK_HEADERS_ONCE(maillock.h) |
067d23c9 KY |
3339 | AC_SUBST(LIBS_MAIL) |
3340 | ||
3341 | ## Define MAIL_USE_FLOCK (or LOCKF) if the mailer uses flock (or lockf) to | |
3342 | ## interlock access to the mail spool. The alternative is a lock file named | |
3343 | ## /usr/spool/mail/$USER.lock. | |
3344 | mail_lock=no | |
3345 | case "$opsys" in | |
3346 | aix4-2) mail_lock="lockf" ;; | |
3347 | ||
7e00831f | 3348 | gnu|freebsd|dragonfly|netbsd|openbsd|darwin|irix6-5) mail_lock="flock" ;; |
067d23c9 KY |
3349 | |
3350 | ## On GNU/Linux systems, both methods are used by various mail programs. | |
3351 | ## I assume most people are using newer mailers that have heard of flock. | |
3352 | ## Change this if you need to. | |
3353 | ## Debian contains a patch which says: ``On Debian/GNU/Linux systems, | |
3354 | ## configure gets the right answers, and that means *NOT* using flock. | |
3355 | ## Using flock is guaranteed to be the wrong thing. See Debian Policy | |
3356 | ## for details.'' and then uses `#ifdef DEBIAN'. Unfortunately the | |
3357 | ## Debian maintainer hasn't provided a clean fix for Emacs. | |
3358 | ## movemail.c will use `maillock' when MAILDIR, HAVE_LIBMAIL and | |
3359 | ## HAVE_MAILLOCK_H are defined, so the following appears to be the | |
3360 | ## correct logic. -- fx | |
3361 | ## We must check for HAVE_LIBLOCKFILE too, as movemail does. | |
3362 | ## liblockfile is a Free Software replacement for libmail, used on | |
3363 | ## Debian systems and elsewhere. -rfr. | |
3364 | gnu-*) | |
3365 | mail_lock="flock" | |
3366 | if test $have_mail = yes || test $have_lockfile = yes; then | |
3367 | test $ac_cv_header_maillock_h = yes && mail_lock=no | |
3368 | fi | |
3369 | ;; | |
64544985 EZ |
3370 | |
3371 | mingw32) | |
3372 | mail_lock="none-needed" ;; | |
067d23c9 KY |
3373 | esac |
3374 | ||
3375 | BLESSMAIL_TARGET= | |
3376 | case "$mail_lock" in | |
3377 | flock) AC_DEFINE(MAIL_USE_FLOCK, 1, [Define if the mailer uses flock to interlock the mail spool.]) ;; | |
3378 | ||
3379 | lockf) AC_DEFINE(MAIL_USE_LOCKF, 1, [Define if the mailer uses lockf to interlock the mail spool.]) ;; | |
3380 | ||
64544985 EZ |
3381 | none-needed) ;; |
3382 | ||
067d23c9 KY |
3383 | *) BLESSMAIL_TARGET="need-blessmail" ;; |
3384 | esac | |
3385 | AC_SUBST(BLESSMAIL_TARGET) | |
3386 | ||
93ca4887 PE |
3387 | OLD_LIBS=$LIBS |
3388 | LIBS="$LIB_MATH $LIBS" | |
9caab067 | 3389 | AC_CHECK_FUNCS(accept4 gethostname \ |
95ef7787 | 3390 | getrusage get_current_dir_name \ |
93ca4887 | 3391 | lrand48 random rint \ |
2ef26ceb | 3392 | select getpagesize setlocale \ |
57f8c490 | 3393 | getrlimit setrlimit shutdown getaddrinfo \ |
8148369c | 3394 | strsignal setitimer \ |
03043c1b | 3395 | sendto recvfrom getsockname getpeername getifaddrs freeifaddrs \ |
e0fdb694 | 3396 | gai_strerror getline getdelim sync \ |
316411f0 | 3397 | getpwent endpwent getgrent endgrent \ |
89561f72 | 3398 | cfmakeraw cfsetspeed copysign __executable_start log2) |
93ca4887 | 3399 | LIBS=$OLD_LIBS |
067d23c9 | 3400 | |
aea07e2c PE |
3401 | dnl No need to check for aligned_alloc and posix_memalign if using |
3402 | dnl gmalloc.o, as it supplies them. Don't use these functions on | |
3403 | dnl Darwin as they are incompatible with unexmacosx.c. | |
3404 | if test -z "$GMALLOC_OBJ" && test "$opsys" != darwin; then | |
3405 | AC_CHECK_FUNCS([aligned_alloc posix_memalign], [break]) | |
3406 | fi | |
3407 | ||
2018939f AS |
3408 | dnl Cannot use AC_CHECK_FUNCS |
3409 | AC_CACHE_CHECK([for __builtin_unwind_init], | |
3410 | emacs_cv_func___builtin_unwind_init, | |
3411 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_unwind_init ();])], | |
3412 | emacs_cv_func___builtin_unwind_init=yes, | |
3413 | emacs_cv_func___builtin_unwind_init=no)]) | |
3414 | if test $emacs_cv_func___builtin_unwind_init = yes; then | |
3415 | AC_DEFINE(HAVE___BUILTIN_UNWIND_INIT, 1, | |
3416 | [Define to 1 if you have the `__builtin_unwind_init' function.]) | |
3417 | fi | |
3418 | ||
0e7a053e | 3419 | AC_CHECK_HEADERS_ONCE(sys/un.h) |
067d23c9 | 3420 | |
067d23c9 KY |
3421 | AC_FUNC_FSEEKO |
3422 | ||
067d23c9 | 3423 | # UNIX98 PTYs. |
54e8a418 | 3424 | AC_CHECK_FUNCS(grantpt) |
067d23c9 KY |
3425 | |
3426 | # PTY-related GNU extensions. | |
1598ef28 | 3427 | AC_CHECK_FUNCS(getpt posix_openpt) |
067d23c9 KY |
3428 | |
3429 | # Check this now, so that we will NOT find the above functions in ncurses. | |
3430 | # That is because we have not set up to link ncurses in lib-src. | |
3431 | # It's better to believe a function is not available | |
3432 | # than to expect to find it in ncurses. | |
3433 | # Also we need tputs and friends to be able to build at all. | |
f20f95c6 PE |
3434 | AC_MSG_CHECKING([for library containing tputs]) |
3435 | # Run a test program that contains a call to tputs, a call that is | |
3436 | # never executed. This tests whether a pre-'main' dynamic linker | |
3437 | # works with the library. It's too much trouble to actually call | |
3438 | # tputs in the test program, due to portability hassles. When | |
3439 | # cross-compiling, assume the test program will run if it links. | |
3440 | AC_DEFUN([tputs_link_source], [ | |
3441 | AC_LANG_SOURCE( | |
3442 | [[extern void tputs (const char *, int, int (*)(int)); | |
3443 | int main (int argc, char **argv) | |
3444 | { | |
3445 | if (argc == 10000) | |
3446 | tputs (argv[0], 0, 0); | |
3447 | return 0; | |
3448 | }]]) | |
3449 | ]) | |
a414bed5 | 3450 | if test "${opsys}" = "mingw32"; then |
fb0862b2 EZ |
3451 | msg='none required' |
3452 | else | |
3453 | # Maybe curses should be tried earlier? | |
3454 | # See http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9736#35 | |
3455 | for tputs_library in '' tinfo ncurses terminfo termcap curses; do | |
3456 | OLIBS=$LIBS | |
3457 | if test -z "$tputs_library"; then | |
3458 | LIBS_TERMCAP= | |
3459 | msg='none required' | |
3460 | else | |
3461 | LIBS_TERMCAP=-l$tputs_library | |
3462 | msg=$LIBS_TERMCAP | |
3463 | LIBS="$LIBS_TERMCAP $LIBS" | |
3464 | fi | |
3465 | AC_RUN_IFELSE([tputs_link_source], [], [msg=no], | |
3466 | [AC_LINK_IFELSE([tputs_link_source], [], [msg=no])]) | |
3467 | LIBS=$OLIBS | |
3468 | if test "X$msg" != Xno; then | |
3469 | break | |
3470 | fi | |
3471 | done | |
3472 | fi | |
f20f95c6 PE |
3473 | AC_MSG_RESULT([$msg]) |
3474 | if test "X$msg" = Xno; then | |
fd8dea03 | 3475 | AC_MSG_ERROR([The required function `tputs' was not found in any library. |
a4a18b8b GM |
3476 | The following libraries were tried (in order): |
3477 | libtinfo, libncurses, libterminfo, libtermcap, libcurses | |
fd8dea03 GM |
3478 | Please try installing whichever of these libraries is most appropriate |
3479 | for your system, together with its header files. | |
3480 | For example, a libncurses-dev(el) or similar package.]) | |
067d23c9 | 3481 | fi |
067d23c9 | 3482 | |
262f06da GM |
3483 | ## Use termcap instead of terminfo? |
3484 | ## Only true for: freebsd < 40000, ms-w32, msdos, netbsd < 599002500. | |
3485 | TERMINFO=yes | |
a4a18b8b GM |
3486 | ## FIXME? In the cases below where we unconditionally set |
3487 | ## LIBS_TERMCAP="-lncurses", this overrides LIBS_TERMCAP = -ltinfo, | |
3488 | ## if that was found above to have tputs. | |
3489 | ## Should we use the gnu* logic everywhere? | |
067d23c9 | 3490 | case "$opsys" in |
067d23c9 KY |
3491 | ## darwin: Prevents crashes when running Emacs in Terminal.app under 10.2. |
3492 | ## The ncurses library has been moved out of the System framework in | |
3493 | ## Mac OS X 10.2. So if configure detects it, set the command-line | |
3494 | ## option to use it. | |
a4a18b8b GM |
3495 | darwin) LIBS_TERMCAP="-lncurses" ;; |
3496 | ||
01319a4e | 3497 | gnu*) test -z "$LIBS_TERMCAP" && LIBS_TERMCAP="-lncurses" ;; |
067d23c9 KY |
3498 | |
3499 | freebsd) | |
3500 | AC_MSG_CHECKING([whether FreeBSD is new enough to use terminfo]) | |
3501 | AC_CACHE_VAL(emacs_cv_freebsd_terminfo, | |
181855e6 GM |
3502 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <osreldate.h>]], |
3503 | [[#if __FreeBSD_version < 400000 | |
067d23c9 KY |
3504 | fail; |
3505 | #endif | |
181855e6 | 3506 | ]])], emacs_cv_freebsd_terminfo=yes, emacs_cv_freebsd_terminfo=no)]) |
067d23c9 KY |
3507 | |
3508 | AC_MSG_RESULT($emacs_cv_freebsd_terminfo) | |
3509 | ||
3510 | if test $emacs_cv_freebsd_terminfo = yes; then | |
067d23c9 KY |
3511 | LIBS_TERMCAP="-lncurses" |
3512 | else | |
262f06da | 3513 | TERMINFO=no |
067d23c9 KY |
3514 | LIBS_TERMCAP="-ltermcap" |
3515 | fi | |
3516 | ;; | |
3517 | ||
fb0862b2 EZ |
3518 | mingw32) |
3519 | TERMINFO=no | |
3520 | LIBS_TERMCAP= | |
3521 | ;; | |
3522 | ||
067d23c9 | 3523 | netbsd) |
01319a4e | 3524 | if test "x$LIBS_TERMCAP" != "x-lterminfo"; then |
262f06da | 3525 | TERMINFO=no |
067d23c9 KY |
3526 | LIBS_TERMCAP="-ltermcap" |
3527 | fi | |
3528 | ;; | |
3529 | ||
7e00831f | 3530 | openbsd | dragonfly) LIBS_TERMCAP="-lncurses" ;; |
067d23c9 | 3531 | |
067d23c9 KY |
3532 | ## hpux: Make sure we get select from libc rather than from libcurses |
3533 | ## because libcurses on HPUX 10.10 has a broken version of select. | |
3534 | ## We used to use -lc -lcurses, but this may be cleaner. | |
e3da5b19 GM |
3535 | ## FIXME? But TERMINFO = yes on hpux (it used to be explicitly |
3536 | # set that way, now it uses the default). Isn't this a contradiction? | |
067d23c9 KY |
3537 | hpux*) LIBS_TERMCAP="-ltermcap" ;; |
3538 | ||
067d23c9 KY |
3539 | esac |
3540 | ||
3541 | TERMCAP_OBJ=tparam.o | |
3542 | if test $TERMINFO = yes; then | |
3543 | AC_DEFINE(TERMINFO, 1, [Define to 1 if you use terminfo instead of termcap.]) | |
067d23c9 KY |
3544 | TERMCAP_OBJ=terminfo.o |
3545 | fi | |
a29c3e6d PE |
3546 | if test "X$LIBS_TERMCAP" = "X-lncurses"; then |
3547 | AC_DEFINE(USE_NCURSES, 1, [Define to 1 if you use ncurses.]) | |
3548 | fi | |
067d23c9 KY |
3549 | AC_SUBST(LIBS_TERMCAP) |
3550 | AC_SUBST(TERMCAP_OBJ) | |
3551 | ||
3552 | ||
3553 | # Do we have res_init, for detecting changes in /etc/resolv.conf? | |
4516fbef GM |
3554 | # On Darwin, res_init appears not to be useful: see bug#562 and |
3555 | # http://lists.gnu.org/archive/html/emacs-devel/2007-11/msg01467.html | |
067d23c9 | 3556 | resolv=no |
4516fbef GM |
3557 | |
3558 | if test $opsys != darwin; then | |
3559 | ||
3560 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3561 | #include <arpa/nameser.h> |
181855e6 GM |
3562 | #include <resolv.h>]], |
3563 | [[return res_init();]])], | |
067d23c9 | 3564 | have_res_init=yes, have_res_init=no) |
4516fbef GM |
3565 | if test "$have_res_init" = no; then |
3566 | OLIBS="$LIBS" | |
3567 | LIBS="$LIBS -lresolv" | |
3568 | AC_MSG_CHECKING(for res_init with -lresolv) | |
3569 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 3570 | #include <arpa/nameser.h> |
181855e6 | 3571 | #include <resolv.h>]], |
4516fbef GM |
3572 | [[return res_init();]])], |
3573 | have_res_init=yes, have_res_init=no) | |
3574 | AC_MSG_RESULT($have_res_init) | |
3575 | if test "$have_res_init" = yes ; then | |
3576 | resolv=yes | |
3577 | fi | |
3578 | LIBS="$OLIBS" | |
067d23c9 | 3579 | fi |
067d23c9 | 3580 | |
4516fbef GM |
3581 | if test "$have_res_init" = yes; then |
3582 | AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.]) | |
3583 | fi | |
3584 | fi dnl !darwin | |
067d23c9 KY |
3585 | |
3586 | # Do we need the Hesiod library to provide the support routines? | |
4516fbef | 3587 | dnl FIXME? Should we be skipping this on Darwin too? |
067d23c9 KY |
3588 | LIBHESIOD= |
3589 | if test "$with_hesiod" != no ; then | |
3590 | # Don't set $LIBS here -- see comments above. FIXME which comments? | |
3591 | AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, , | |
3592 | [AC_CHECK_LIB(resolv, res_send, resolv=yes, | |
3593 | [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])]) | |
3594 | if test "$resolv" = yes ; then | |
3595 | RESOLVLIB=-lresolv | |
3596 | else | |
3597 | RESOLVLIB= | |
3598 | fi | |
3599 | AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost, | |
3600 | hesiod=yes, :, $RESOLVLIB)]) | |
3601 | ||
3602 | if test x"$hesiod" = xyes; then | |
067d23c9 KY |
3603 | LIBHESIOD=-lhesiod |
3604 | fi | |
3605 | fi | |
3606 | AC_SUBST(LIBHESIOD) | |
3607 | ||
3608 | # Do we need libresolv (due to res_init or Hesiod)? | |
4516fbef | 3609 | if test "$resolv" = yes && test $opsys != darwin; then |
067d23c9 KY |
3610 | LIBRESOLV=-lresolv |
3611 | else | |
3612 | LIBRESOLV= | |
3613 | fi | |
3614 | AC_SUBST(LIBRESOLV) | |
3615 | ||
3616 | # These tell us which Kerberos-related libraries to use. | |
3617 | COM_ERRLIB= | |
3618 | CRYPTOLIB= | |
3619 | KRB5LIB= | |
3620 | DESLIB= | |
3621 | KRB4LIB= | |
3622 | ||
3623 | if test "${with_kerberos}" != no; then | |
93ca4887 | 3624 | OLD_LIBS=$LIBS |
067d23c9 KY |
3625 | AC_CHECK_LIB(com_err, com_err, have_com_err=yes, have_com_err=no) |
3626 | if test $have_com_err = yes; then | |
3627 | COM_ERRLIB=-lcom_err | |
3628 | LIBS="$COM_ERRLIB $LIBS" | |
067d23c9 KY |
3629 | fi |
3630 | AC_CHECK_LIB(crypto, mit_des_cbc_encrypt, have_crypto=yes, have_crypto=no) | |
3631 | if test $have_crypto = yes; then | |
3632 | CRYPTOLIB=-lcrypto | |
3633 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3634 | fi |
3635 | AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt, have_k5crypto=yes, have_k5crypto=no) | |
3636 | if test $have_k5crypto = yes; then | |
3637 | CRYPTOLIB=-lk5crypto | |
3638 | LIBS="$CRYPTOLIB $LIBS" | |
067d23c9 KY |
3639 | fi |
3640 | AC_CHECK_LIB(krb5, krb5_init_context, have_krb5=yes, have_krb5=no) | |
3641 | if test $have_krb5=yes; then | |
3642 | KRB5LIB=-lkrb5 | |
3643 | LIBS="$KRB5LIB $LIBS" | |
067d23c9 KY |
3644 | fi |
3645 | dnl FIXME Simplify. Does not match 22 logic, thanks to default_off? | |
3646 | if test "${with_kerberos5}" = no; then | |
3647 | AC_CHECK_LIB(des425, des_cbc_encrypt, have_des425=yes, have_des425=no ) | |
3648 | if test $have_des425 = yes; then | |
3649 | DESLIB=-ldes425 | |
3650 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3651 | else |
3652 | AC_CHECK_LIB(des, des_cbc_encrypt, have_des=yes, have_des=no) | |
3653 | if test $have_des = yes; then | |
3654 | DESLIB=-ldes | |
3655 | LIBS="$DESLIB $LIBS" | |
067d23c9 KY |
3656 | fi |
3657 | fi | |
3658 | AC_CHECK_LIB(krb4, krb_get_cred, have_krb4=yes, have_krb4=no) | |
3659 | if test $have_krb4 = yes; then | |
3660 | KRB4LIB=-lkrb4 | |
3661 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3662 | else |
3663 | AC_CHECK_LIB(krb, krb_get_cred, have_krb=yes, have_krb=no) | |
3664 | if test $have_krb = yes; then | |
3665 | KRB4LIB=-lkrb | |
3666 | LIBS="$KRB4LIB $LIBS" | |
067d23c9 KY |
3667 | fi |
3668 | fi | |
3669 | fi | |
3670 | ||
3671 | if test "${with_kerberos5}" != no; then | |
3672 | AC_CHECK_HEADERS(krb5.h, | |
3673 | [AC_CHECK_MEMBERS([krb5_error.text, krb5_error.e_text],,, | |
3674 | [#include <krb5.h>])]) | |
3675 | else | |
067d23c9 KY |
3676 | AC_CHECK_HEADERS(krb.h,, |
3677 | [AC_CHECK_HEADERS(kerberosIV/krb.h,, | |
3678 | [AC_CHECK_HEADERS(kerberos/krb.h)])]) | |
3679 | fi | |
3680 | AC_CHECK_HEADERS(com_err.h) | |
93ca4887 | 3681 | LIBS=$OLD_LIBS |
067d23c9 KY |
3682 | fi |
3683 | ||
3684 | AC_SUBST(COM_ERRLIB) | |
3685 | AC_SUBST(CRYPTOLIB) | |
3686 | AC_SUBST(KRB5LIB) | |
3687 | AC_SUBST(DESLIB) | |
3688 | AC_SUBST(KRB4LIB) | |
3689 | ||
a84683fd DC |
3690 | AC_CHECK_HEADERS(valgrind/valgrind.h) |
3691 | ||
554fef51 | 3692 | AC_CHECK_FUNCS_ONCE(tzset) |
067d23c9 KY |
3693 | AC_MSG_CHECKING(whether localtime caches TZ) |
3694 | AC_CACHE_VAL(emacs_cv_localtime_cache, | |
3695 | [if test x$ac_cv_func_tzset = xyes; then | |
181855e6 | 3696 | AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h> |
067d23c9 KY |
3697 | char TZ_GMT0[] = "TZ=GMT0"; |
3698 | char TZ_PST8[] = "TZ=PST8"; | |
3699 | main() | |
3700 | { | |
3701 | time_t now = time ((time_t *) 0); | |
3702 | int hour_GMT0, hour_unset; | |
3703 | if (putenv (TZ_GMT0) != 0) | |
3704 | exit (1); | |
3705 | hour_GMT0 = localtime (&now)->tm_hour; | |
3706 | unsetenv("TZ"); | |
3707 | hour_unset = localtime (&now)->tm_hour; | |
3708 | if (putenv (TZ_PST8) != 0) | |
3709 | exit (1); | |
3710 | if (localtime (&now)->tm_hour == hour_GMT0) | |
3711 | exit (1); | |
3712 | unsetenv("TZ"); | |
3713 | if (localtime (&now)->tm_hour != hour_unset) | |
3714 | exit (1); | |
3715 | exit (0); | |
181855e6 | 3716 | }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes, |
067d23c9 KY |
3717 | [# If we have tzset, assume the worst when cross-compiling. |
3718 | emacs_cv_localtime_cache=yes]) | |
3719 | else | |
3720 | # If we lack tzset, report that localtime does not cache TZ, | |
3721 | # since we can't invalidate the cache if we don't have tzset. | |
3722 | emacs_cv_localtime_cache=no | |
3723 | fi])dnl | |
3724 | AC_MSG_RESULT($emacs_cv_localtime_cache) | |
3725 | if test $emacs_cv_localtime_cache = yes; then | |
3726 | AC_DEFINE(LOCALTIME_CACHE, 1, | |
3727 | [Define to 1 if localtime caches TZ.]) | |
3728 | fi | |
3729 | ||
067d23c9 KY |
3730 | ok_so_far=yes |
3731 | AC_CHECK_FUNC(socket, , ok_so_far=no) | |
3732 | if test $ok_so_far = yes; then | |
3733 | AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no) | |
3734 | fi | |
3735 | if test $ok_so_far = yes; then | |
3736 | AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no) | |
3737 | fi | |
3738 | if test $ok_so_far = yes; then | |
3739 | dnl Fixme: Not used. Should this be HAVE_SOCKETS? | |
3740 | AC_DEFINE(HAVE_INET_SOCKETS, 1, | |
3741 | [Define to 1 if you have inet sockets.]) | |
3742 | fi | |
3743 | ||
eeceac93 PE |
3744 | dnl Check for a Solaris 2.4 vfork bug that Autoconf misses (through 2.69). |
3745 | dnl This can be removed once we assume Autoconf 2.70. | |
3746 | case $canonical in | |
3747 | *-solaris2.4 | *-solaris2.4.*) | |
3748 | dnl Disable the Autoconf-generated vfork test. | |
3749 | : ${ac_cv_func_vfork_works=no};; | |
3750 | esac | |
3751 | ||
067d23c9 KY |
3752 | AC_FUNC_FORK |
3753 | ||
54e8a418 | 3754 | AC_CHECK_FUNCS(snprintf) |
55e5faa1 | 3755 | |
04d84d16 PE |
3756 | dnl Check for glib. This differs from other library checks in that |
3757 | dnl Emacs need not link to glib unless some other library is already | |
3758 | dnl linking to glib. Although glib provides no facilities that Emacs | |
3759 | dnl needs for its own purposes, when glib is present Emacs needs to | |
3760 | dnl use primitives like g_main_context_query to avoid clashing with | |
3761 | dnl glib at a low level. | |
3762 | dnl | |
2123570f | 3763 | dnl Check this late, since it depends on $GTK_CFLAGS etc. |
55a87246 | 3764 | XGSELOBJ= |
dfdce7dc DC |
3765 | OLDCFLAGS="$CFLAGS" |
3766 | OLDLIBS="$LIBS" | |
2123570f PE |
3767 | CFLAGS="$CFLAGS $GTK_CFLAGS $RSVG_CFLAGS $DBUS_CFLAGS $SETTINGS_CFLAGS" |
3768 | LIBS="$LIBS $GTK_LIBS $RSVG_LIBS $DBUS_LIBS $SETTINGS_LIBS" | |
dfdce7dc DC |
3769 | CFLAGS="$CFLAGS $GFILENOTIFY_CFLAGS" |
3770 | LIBS="$LIBS $GFILENOTIFY_LIBS" | |
55a87246 JD |
3771 | AC_MSG_CHECKING([whether GLib is linked in]) |
3772 | AC_LINK_IFELSE([AC_LANG_PROGRAM( | |
3773 | [[#include <glib.h> | |
3774 | ]], | |
3775 | [[g_print ("Hello world");]])], | |
3776 | [links_glib=yes], | |
3777 | [links_glib=no]) | |
3778 | AC_MSG_RESULT([$links_glib]) | |
3779 | if test "${links_glib}" = "yes"; then | |
3780 | AC_DEFINE(HAVE_GLIB, 1, [Define to 1 if GLib is linked in.]) | |
b33f93ee JD |
3781 | if test "$HAVE_NS" = no;then |
3782 | XGSELOBJ=xgselect.o | |
3783 | fi | |
55a87246 | 3784 | fi |
dfdce7dc DC |
3785 | CFLAGS="$OLDCFLAGS" |
3786 | LIBS="$OLDLIBS" | |
55a87246 JD |
3787 | AC_SUBST(XGSELOBJ) |
3788 | ||
067d23c9 KY |
3789 | dnl Adapted from Haible's version. |
3790 | AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset, | |
181855e6 GM |
3791 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]], |
3792 | [[char* cs = nl_langinfo(CODESET);]])], | |
067d23c9 KY |
3793 | emacs_cv_langinfo_codeset=yes, |
3794 | emacs_cv_langinfo_codeset=no) | |
3795 | ]) | |
3796 | if test $emacs_cv_langinfo_codeset = yes; then | |
3797 | AC_DEFINE(HAVE_LANGINFO_CODESET, 1, | |
3798 | [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) | |
3799 | fi | |
3800 | ||
067d23c9 KY |
3801 | AC_TYPE_MBSTATE_T |
3802 | ||
067d23c9 | 3803 | AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr, |
181855e6 | 3804 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[void fred (int x[__restrict]);]], [[]])], |
067d23c9 KY |
3805 | emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)]) |
3806 | if test "$emacs_cv_c_restrict_arr" = yes; then | |
3807 | AC_DEFINE(__restrict_arr, __restrict, | |
3808 | [Define to compiler's equivalent of C99 restrict keyword in array | |
3809 | declarations. Define as empty for no equivalent.]) | |
3810 | fi | |
3811 | ||
3812 | dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear | |
3813 | dnl how the tty code is related to POSIX and/or other versions of termios. | |
3814 | dnl The following looks like a useful start. | |
3815 | dnl | |
3816 | dnl AC_SYS_POSIX_TERMIOS | |
3817 | dnl if test $ac_cv_sys_posix_termios = yes; then | |
3818 | dnl AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions | |
3819 | dnl and macros for terminal control.]) | |
3820 | dnl AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.]) | |
3821 | dnl fi | |
3822 | ||
8d8e2dfe | 3823 | dnl Turned on June 1996 supposing nobody will mind it. |
cb11bd95 EZ |
3824 | dnl MinGW emulates passwd database, so this feature doesn't make sense there. |
3825 | if test "${opsys}" != "mingw32"; then | |
3826 | AC_DEFINE(AMPERSAND_FULL_NAME, 1, [Define to use the convention that & | |
3827 | in the full name stands for the login id.]) | |
3828 | fi | |
8d8e2dfe | 3829 | |
ee1cf5cf GM |
3830 | dnl Everybody supports this, except MS. |
3831 | dnl Seems like the kind of thing we should be testing for, though. | |
3832 | ## Note: PTYs are broken on darwin <6. Use at your own risk. | |
fb0862b2 EZ |
3833 | if test "${opsys}" != "mingw32"; then |
3834 | AC_DEFINE(HAVE_PTYS, 1, [Define if the system supports pty devices.]) | |
3835 | fi | |
ee1cf5cf GM |
3836 | |
3837 | dnl Everybody supports this, except MS-DOS. | |
3838 | dnl Seems like the kind of thing we should be testing for, though. | |
3839 | dnl Compare with HAVE_INET_SOCKETS (which is unused...) above. | |
3840 | AC_DEFINE(HAVE_SOCKETS, 1, [Define if the system supports | |
3841 | 4.2-compatible sockets.]) | |
3842 | ||
ca35a5f7 GM |
3843 | AH_TEMPLATE(INTERNAL_TERMINAL, [This is substituted when $TERM is "internal".]) |
3844 | ||
d4d22399 EZ |
3845 | AH_TEMPLATE(NULL_DEVICE, [Name of the file to open to get |
3846 | a null file, or a data sink.]) | |
fb0862b2 | 3847 | if test "${opsys}" = "mingw32"; then |
d4d22399 | 3848 | AC_DEFINE(NULL_DEVICE, ["NUL:"]) |
fb0862b2 | 3849 | else |
d4d22399 | 3850 | AC_DEFINE(NULL_DEVICE, ["/dev/null"]) |
fb0862b2 | 3851 | fi |
b2c7a106 | 3852 | |
fb0862b2 | 3853 | if test "${opsys}" = "mingw32"; then |
0845be75 | 3854 | SEPCHAR=';' |
fb0862b2 | 3855 | else |
0845be75 | 3856 | SEPCHAR=':' |
fb0862b2 | 3857 | fi |
0845be75 GM |
3858 | AC_DEFINE_UNQUOTED(SEPCHAR, ['$SEPCHAR'], [Character that separates PATH elements.]) |
3859 | dnl This is for MinGW, and is used in test/automated/Makefile.in. | |
3860 | dnl The MSYS Bash has heuristics for replacing ':' with ';' when it | |
3861 | dnl decides that a command-line argument to be passed to a MinGW program | |
3862 | dnl is a PATH-style list of directories. But that heuristics plays it | |
3863 | dnl safe, and only does the replacement when it is _absolutely_ sure it | |
f224e500 | 3864 | dnl sees a colon-separated list of file names; e.g. ":." is left alone, |
0845be75 GM |
3865 | dnl which breaks in-tree builds. So we do this manually instead. |
3866 | dnl Note that we cannot rely on PATH_SEPARATOR, as that one will always | |
3867 | dnl be computed as ':' in MSYS Bash. | |
3868 | AC_SUBST(SEPCHAR) | |
b2c7a106 | 3869 | |
8d8e2dfe GM |
3870 | dnl Everybody supports this, except MS-DOS. |
3871 | AC_DEFINE(subprocesses, 1, [Define to enable asynchronous subprocesses.]) | |
3872 | ||
b2c7a106 GM |
3873 | AC_DEFINE(USER_FULL_NAME, [pw->pw_gecos], [How to get a user's full name.]) |
3874 | ||
ee1cf5cf | 3875 | |
9374581a GM |
3876 | AC_DEFINE(DIRECTORY_SEP, ['/'], |
3877 | [Character that separates directories in a file name.]) | |
3878 | ||
fb0862b2 | 3879 | if test "${opsys}" = "mingw32"; then |
57f8c490 | 3880 | AC_DEFINE(IS_DEVICE_SEP(_c_), [((_c_) == ':')], |
fb0862b2 | 3881 | [Returns true if character is a device separator.]) |
5c0c0e8a | 3882 | |
fb0862b2 EZ |
3883 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == '/' || (_c_) == '\\')], |
3884 | [Returns true if character is a directory separator.]) | |
5c0c0e8a | 3885 | |
fb0862b2 EZ |
3886 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP(_c_))], |
3887 | [Returns true if character is any form of separator.]) | |
3888 | else | |
fb0862b2 EZ |
3889 | AC_DEFINE(IS_DEVICE_SEP(_c_), 0, |
3890 | [Returns true if character is a device separator.]) | |
5c0c0e8a | 3891 | |
fb0862b2 EZ |
3892 | AC_DEFINE(IS_DIRECTORY_SEP(_c_), [((_c_) == DIRECTORY_SEP)], |
3893 | [Returns true if character is a directory separator.]) | |
3894 | ||
3895 | AC_DEFINE(IS_ANY_SEP(_c_), [(IS_DIRECTORY_SEP (_c_))], | |
3896 | [Returns true if character is any form of separator.]) | |
3897 | fi | |
5c0c0e8a | 3898 | |
ba9e4b84 GM |
3899 | AH_TEMPLATE(NO_EDITRES, [Define if XEditRes should not be used.]) |
3900 | ||
3901 | case $opsys in | |
3902 | aix4-2) | |
3903 | dnl Unfortunately without libXmu we cannot support EditRes. | |
93ca4887 | 3904 | if test "x$ac_cv_search_XmuConvertStandardSelection" = xno; then |
5dad233c | 3905 | AC_DEFINE(NO_EDITRES, 1) |
ba9e4b84 GM |
3906 | fi |
3907 | ;; | |
3908 | ||
3909 | hpux*) | |
3910 | dnl Assar Westerlund <assar@sics.se> says this is necessary for | |
3911 | dnl HP-UX 10.20, and that it works for HP-UX 0 as well. | |
3912 | AC_DEFINE(NO_EDITRES, 1) | |
3913 | ;; | |
3914 | esac | |
3915 | ||
3916 | ||
45fa9c0f | 3917 | case $opsys in |
739ae010 GM |
3918 | irix6-5 | sol2* | unixware ) |
3919 | dnl Some SVr4s don't define NSIG in sys/signal.h for ANSI environments; | |
3920 | dnl instead, there's a system variable _sys_nsig. Unfortunately, we | |
3921 | dnl need the constant to dimension an array. So wire in the appropriate | |
3922 | dnl value here. | |
3923 | AC_DEFINE(NSIG_MINIMUM, 32, [Minimum value of NSIG.]) | |
3924 | ;; | |
45fa9c0f GM |
3925 | esac |
3926 | ||
4a4bbad2 | 3927 | emacs_broken_SIGIO=no |
ea0bbd17 | 3928 | |
45fa9c0f | 3929 | case $opsys in |
ea0bbd17 GM |
3930 | dnl SIGIO exists, but the feature doesn't work in the way Emacs needs. |
3931 | dnl See eg <http://article.gmane.org/gmane.os.openbsd.ports/46831>. | |
b4f581f0 | 3932 | hpux* | irix6-5 | openbsd | sol2* | unixware ) |
4a4bbad2 | 3933 | emacs_broken_SIGIO=yes |
c5564388 GM |
3934 | ;; |
3935 | ||
ea0bbd17 | 3936 | aix4-2) |
42bd1719 GM |
3937 | dnl On AIX Emacs uses the gmalloc.c malloc implementation. But given |
3938 | dnl the way this system works, libc functions that return malloced | |
3939 | dnl memory use the libc malloc implementation. Calling xfree or | |
3940 | dnl xrealloc on the results of such functions results in a crash. | |
3941 | dnl | |
3942 | dnl One solution for this could be to define SYSTEM_MALLOC in configure, | |
3943 | dnl but that does not currently work on this system. | |
3944 | dnl | |
3945 | dnl It is possible to completely override the malloc implementation on | |
3946 | dnl AIX, but that involves putting the malloc functions in a shared | |
3947 | dnl library and setting the MALLOCTYPE environment variable to point to | |
3948 | dnl that shared library. | |
3949 | dnl | |
3950 | dnl Emacs currently calls xrealloc on the results of get_current_dir name, | |
3951 | dnl to avoid a crash just use the Emacs implementation for that function. | |
3952 | dnl | |
3953 | dnl FIXME We could change the AC_CHECK_FUNCS call near the start | |
3954 | dnl of this file, so that we do not check for get_current_dir_name | |
3955 | dnl on AIX. But that might be fragile if something else ends | |
3956 | dnl up testing for get_current_dir_name as a dependency. | |
3957 | AC_DEFINE(BROKEN_GET_CURRENT_DIR_NAME, 1, [Define if | |
3958 | get_current_dir_name should not be used.]) | |
3959 | ;; | |
3960 | ||
3961 | freebsd) | |
3962 | dnl Circumvent a bug in FreeBSD. In the following sequence of | |
3963 | dnl writes/reads on a PTY, read(2) returns bogus data: | |
3964 | dnl | |
3965 | dnl write(2) 1022 bytes | |
3966 | dnl write(2) 954 bytes, get EAGAIN | |
3967 | dnl read(2) 1024 bytes in process_read_output | |
3968 | dnl read(2) 11 bytes in process_read_output | |
3969 | dnl | |
3970 | dnl That is, read(2) returns more bytes than have ever been written | |
3971 | dnl successfully. The 1033 bytes read are the 1022 bytes written | |
3972 | dnl successfully after processing (for example with CRs added if the | |
3973 | dnl terminal is set up that way which it is here). The same bytes will | |
3974 | dnl be seen again in a later read(2), without the CRs. | |
3975 | AC_DEFINE(BROKEN_PTY_READ_AFTER_EAGAIN, 1, [Define on FreeBSD to | |
3976 | work around an issue when reading from a PTY.]) | |
ea0bbd17 | 3977 | ;; |
45fa9c0f GM |
3978 | esac |
3979 | ||
b4492cba GM |
3980 | case $opsys in |
3981 | gnu-* | sol2-10 ) | |
3982 | dnl FIXME Can't we test if this exists (eg /proc/$$)? | |
3983 | AC_DEFINE(HAVE_PROCFS, 1, [Define if you have the /proc filesystem.]) | |
3984 | ;; | |
3985 | esac | |
3986 | ||
9d596af3 | 3987 | case $opsys in |
7e00831f | 3988 | darwin | dragonfly | freebsd | netbsd | openbsd ) |
9d596af3 GM |
3989 | AC_DEFINE(DONT_REOPEN_PTY, 1, [Define if process.c does not need to |
3990 | close a pty to make it a controlling terminal (it is already a | |
3991 | controlling terminal of the subprocess, because we did ioctl TIOCSCTTY).]) | |
3992 | ;; | |
3993 | esac | |
3994 | ||
20e94fdd GM |
3995 | dnl FIXME Surely we can test for this rather than hard-code it. |
3996 | case $opsys in | |
3997 | netbsd | openbsd) sound_device="/dev/audio" ;; | |
3998 | *) sound_device="/dev/dsp" ;; | |
3999 | esac | |
4000 | ||
4001 | dnl Used in sound.c | |
4002 | AC_DEFINE_UNQUOTED(DEFAULT_SOUND_DEVICE, "$sound_device", | |
4003 | [Name of the default sound device.]) | |
4004 | ||
09f4e3b0 | 4005 | |
c43fb4c3 GM |
4006 | dnl Emacs can read input using SIGIO and buffering characters itself, |
4007 | dnl or using CBREAK mode and making C-g cause SIGINT. | |
4008 | dnl The choice is controlled by the variable interrupt_input. | |
4009 | dnl | |
4010 | dnl Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO) | |
4011 | dnl | |
4a4bbad2 | 4012 | dnl Emacs uses the presence of the USABLE_SIGIO macro |
c43fb4c3 GM |
4013 | dnl to indicate whether or not signal-driven I/O is possible. It uses |
4014 | dnl INTERRUPT_INPUT to decide whether to use it by default. | |
4015 | dnl | |
4016 | dnl SIGIO can be used only on systems that implement it (4.2 and 4.3). | |
4017 | dnl CBREAK mode has two disadvantages | |
4018 | dnl 1) At least in 4.2, it is impossible to handle the Meta key properly. | |
4019 | dnl I hear that in system V this problem does not exist. | |
4020 | dnl 2) Control-G causes output to be discarded. | |
4021 | dnl I do not know whether this can be fixed in system V. | |
4022 | dnl | |
4023 | dnl Another method of doing input is planned but not implemented. | |
4024 | dnl It would have Emacs fork off a separate process | |
4025 | dnl to read the input and send it to the true Emacs process | |
4026 | dnl through a pipe. | |
4027 | case $opsys in | |
4028 | darwin | gnu-linux | gnu-kfreebsd ) | |
4029 | AC_DEFINE(INTERRUPT_INPUT, 1, [Define to read input using SIGIO.]) | |
4030 | ;; | |
4031 | esac | |
4032 | ||
4033 | ||
308aab79 GM |
4034 | dnl If the system's imake configuration file defines `NeedWidePrototypes' |
4035 | dnl as `NO', we must define NARROWPROTO manually. Such a define is | |
4036 | dnl generated in the Makefile generated by `xmkmf'. If we don't define | |
4037 | dnl NARROWPROTO, we will see the wrong function prototypes for X functions | |
4038 | dnl taking float or double parameters. | |
4039 | case $opsys in | |
4040 | cygwin|gnu|gnu-linux|gnu-kfreebsd|irix6-5|freebsd|netbsd|openbsd) | |
4041 | AC_DEFINE(NARROWPROTO, 1, [Define if system's imake configuration | |
4042 | file defines `NeedWidePrototypes' as `NO'.]) | |
4043 | ;; | |
4044 | esac | |
4045 | ||
4046 | ||
6e777848 GM |
4047 | dnl Used in process.c, this must be a loop, even if it only runs once. |
4048 | dnl (Except on SGI; see below. Take that, clarity and consistency!) | |
4049 | AH_TEMPLATE(PTY_ITERATION, [How to iterate over PTYs.]) | |
4050 | dnl Only used if !PTY_ITERATION. Iterate from FIRST_PTY_LETTER to z, | |
4051 | dnl trying suffixes 0-16. | |
4052 | AH_TEMPLATE(FIRST_PTY_LETTER, [Letter to use in finding device name of | |
4053 | first PTY, if PTYs are supported.]) | |
0ab7b23a | 4054 | AH_TEMPLATE(PTY_OPEN, [How to open a PTY, if non-standard.]) |
3f922c37 GM |
4055 | AH_TEMPLATE(PTY_NAME_SPRINTF, [How to get the device name of the control |
4056 | end of a PTY, if non-standard.]) | |
4057 | AH_TEMPLATE(PTY_TTY_NAME_SPRINTF, [How to get device name of the tty | |
4058 | end of a PTY, if non-standard.]) | |
6e777848 GM |
4059 | |
4060 | case $opsys in | |
4061 | aix4-2 ) | |
ef834897 | 4062 | AC_DEFINE(PTY_ITERATION, [int c; for (c = 0; !c ; c++)]) |
3f922c37 GM |
4063 | dnl You allocate a pty by opening /dev/ptc to get the master side. |
4064 | dnl To get the name of the slave side, you just ttyname() the master side. | |
ef834897 GM |
4065 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");]) |
4066 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));]) | |
6e777848 GM |
4067 | ;; |
4068 | ||
4069 | cygwin ) | |
ef834897 | 4070 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
0ab7b23a | 4071 | dnl multi-line AC_DEFINEs are hard. :( |
96c06863 | 4072 | 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 |
4073 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4074 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4075 | ;; |
4076 | ||
1598ef28 | 4077 | dnl FIXME? Maybe use same as freebsd - see bug#12040. |
6e777848 | 4078 | darwin ) |
ef834897 | 4079 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
6e777848 GM |
4080 | dnl Not used, because PTY_ITERATION is defined. |
4081 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
0ab7b23a GM |
4082 | dnl Note that openpty may fork via grantpt on Mac OS X 10.4/Darwin 8. |
4083 | dnl But we don't have to block SIGCHLD because it is blocked in the | |
4084 | dnl implementation of grantpt. | |
96c06863 | 4085 | 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 |
4086 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
4087 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) | |
6e777848 GM |
4088 | ;; |
4089 | ||
1598ef28 | 4090 | gnu | openbsd ) |
6e777848 GM |
4091 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) |
4092 | ;; | |
4093 | ||
7e00831f | 4094 | gnu-linux | gnu-kfreebsd | dragonfly | freebsd | netbsd ) |
6e777848 GM |
4095 | dnl if HAVE_GRANTPT |
4096 | if test "x$ac_cv_func_grantpt" = xyes; then | |
3e91a053 | 4097 | AC_DEFINE(UNIX98_PTYS, 1, [Define if the system has Unix98 PTYs.]) |
ef834897 | 4098 | AC_DEFINE(PTY_ITERATION, [int i; for (i = 0; i < 1; i++)]) |
3f922c37 GM |
4099 | dnl Note that grantpt and unlockpt may fork. We must block SIGCHLD |
4100 | dnl to prevent sigchld_handler from intercepting the child's death. | |
6496aec9 | 4101 | 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 |
4102 | dnl if HAVE_POSIX_OPENPT |
4103 | if test "x$ac_cv_func_posix_openpt" = xyes; then | |
96c06863 | 4104 | AC_DEFINE(PTY_OPEN, [do { fd = posix_openpt (O_RDWR | O_CLOEXEC | O_NOCTTY); if (fd < 0 && errno == EINVAL) fd = posix_openpt (O_RDWR | O_NOCTTY); } while (false)]) |
a09710e9 | 4105 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
0ab7b23a | 4106 | dnl if HAVE_GETPT |
1598ef28 | 4107 | elif test "x$ac_cv_func_getpt" = xyes; then |
0ab7b23a | 4108 | AC_DEFINE(PTY_OPEN, [fd = getpt ()]) |
ef834897 | 4109 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4110 | else |
ef834897 | 4111 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
0ab7b23a | 4112 | fi |
6e777848 GM |
4113 | else |
4114 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
4115 | fi | |
4116 | ;; | |
4117 | ||
3f922c37 GM |
4118 | hpux*) |
4119 | AC_DEFINE(FIRST_PTY_LETTER, ['p']) | |
ef834897 GM |
4120 | AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);]) |
4121 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);]) | |
3f922c37 GM |
4122 | ;; |
4123 | ||
6e777848 GM |
4124 | irix6-5 ) |
4125 | dnl It looks like this cannot be right, because it is not a loop. | |
4126 | dnl However, process.c actually does this: | |
4127 | dnl # ifndef __sgi | |
4128 | dnl continue; | |
4129 | dnl # else | |
4130 | dnl return -1; | |
4131 | dnl # endif | |
4132 | dnl which presumably makes it OK, since irix == sgi (?). | |
4133 | dnl FIXME it seems like this special treatment is unnecessary? | |
4134 | dnl Why can't irix use a single-trip loop like eg cygwin? | |
4135 | AC_DEFINE(PTY_ITERATION, []) | |
4136 | dnl Not used, because PTY_ITERATION is defined. | |
4137 | AC_DEFINE(FIRST_PTY_LETTER, ['q']) | |
d983a10b | 4138 | 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 | 4139 | dnl No need to get the pty name at all. |
ef834897 | 4140 | AC_DEFINE(PTY_NAME_SPRINTF, []) |
3f922c37 | 4141 | dnl No need to use sprintf to get the tty name--we get that from _getpty. |
ef834897 | 4142 | AC_DEFINE(PTY_TTY_NAME_SPRINTF, []) |
6e777848 GM |
4143 | ;; |
4144 | ||
3f922c37 | 4145 | sol2* ) |
3f922c37 GM |
4146 | dnl On SysVr4, grantpt(3) forks a subprocess, so keep sigchld_handler() |
4147 | dnl from intercepting that death. If any child but grantpt's should die | |
4148 | dnl within, it should be caught after sigrelse(2). | |
6496aec9 | 4149 | 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 |
4150 | ;; |
4151 | ||
3f922c37 | 4152 | unixware ) |
33d63ff4 | 4153 | dnl Comments are as per sol2*. |
6496aec9 | 4154 | 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 |
4155 | ;; |
4156 | esac | |
4157 | ||
4158 | ||
4159 | case $opsys in | |
4160 | sol2* | unixware ) | |
4161 | dnl This change means that we don't loop through allocate_pty too | |
4162 | dnl many times in the (rare) event of a failure. | |
3f922c37 | 4163 | AC_DEFINE(FIRST_PTY_LETTER, ['z']) |
ef834897 | 4164 | AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptmx");]) |
33d63ff4 GM |
4165 | dnl Push various streams modules onto a PTY channel. Used in process.c. |
4166 | 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 |
4167 | ;; |
4168 | esac | |
4169 | ||
4170 | ||
09f4e3b0 GM |
4171 | AH_TEMPLATE(SIGNALS_VIA_CHARACTERS, [Make process_send_signal work by |
4172 | "typing" a signal character on the pty.]) | |
4173 | ||
4174 | case $opsys in | |
4175 | dnl Perry Smith <pedz@ddivt1.austin.ibm.com> says this is correct for AIX. | |
4176 | dnl thomas@mathematik.uni-bremen.de says this is needed for IRIX. | |
7e00831f | 4177 | aix4-2 | cygwin | gnu | irix6-5 | dragonfly | freebsd | netbsd | openbsd | darwin ) |
09f4e3b0 GM |
4178 | AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) |
4179 | ;; | |
4180 | ||
5dad233c | 4181 | dnl 21 Jun 06: Eric Hanchrow <offby1@blarg.net> says this works. |
09f4e3b0 GM |
4182 | dnl FIXME Does gnu-kfreebsd have linux/version.h? It seems unlikely... |
4183 | gnu-linux | gnu-kfreebsd ) | |
4184 | ||
4185 | AC_MSG_CHECKING([for signals via characters]) | |
4186 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4187 | #include <linux/version.h> | |
4188 | #if LINUX_VERSION_CODE < 0x20400 | |
4189 | # error "Linux version too old" | |
4190 | #endif | |
4191 | ]], [[]])], emacs_signals_via_chars=yes, emacs_signals_via_chars=no) | |
4192 | ||
4193 | AC_MSG_RESULT([$emacs_signals_via_chars]) | |
4194 | test $emacs_signals_via_chars = yes && AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1) | |
4195 | ;; | |
4196 | esac | |
4197 | ||
4198 | ||
7ccad002 GM |
4199 | AH_TEMPLATE(TAB3, [Undocumented.]) |
4200 | ||
b4492cba | 4201 | case $opsys in |
7ccad002 | 4202 | darwin) AC_DEFINE(TAB3, OXTABS) ;; |
8a07a8c6 | 4203 | |
7e00831f | 4204 | gnu | dragonfly | freebsd | netbsd | openbsd ) |
ef834897 | 4205 | AC_DEFINE(TABDLY, OXTABS, [Undocumented.]) |
7ccad002 GM |
4206 | AC_DEFINE(TAB3, OXTABS) |
4207 | ;; | |
1cce6920 | 4208 | |
dbee5793 | 4209 | gnu-linux | gnu-kfreebsd ) |
5b633342 GM |
4210 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ |
4211 | #ifndef __ia64__ | |
4212 | # error "not ia64" | |
4213 | #endif | |
4214 | ]], [[]])], AC_DEFINE(GC_MARK_SECONDARY_STACK(), | |
96c06863 | 4215 | [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 | 4216 | [Mark a secondary stack, like the register stack on the ia64.]), []) |
dbee5793 GM |
4217 | ;; |
4218 | ||
7ccad002 GM |
4219 | hpux*) |
4220 | AC_DEFINE(RUN_TIME_REMAP, 1, [Define if emacs.c needs to call | |
4221 | run_time_remap; for HPUX.]) | |
4222 | ;; | |
4223 | esac | |
4224 | ||
4225 | ||
444b01bb | 4226 | dnl This won't be used automatically yet. We also need to know, at least, |
5b3f250f GM |
4227 | dnl that the stack is continuous. |
4228 | AH_TEMPLATE(GC_SETJMP_WORKS, [Define if setjmp is known to save all | |
4229 | registers relevant for conservative garbage collection in the jmp_buf.]) | |
4230 | ||
5b3f250f GM |
4231 | |
4232 | case $opsys in | |
5b3f250f GM |
4233 | dnl Not all the architectures are tested, but there are Debian packages |
4234 | dnl for SCM and/or Guile on them, so the technique must work. See also | |
4235 | dnl comments in alloc.c concerning setjmp and gcc. | |
4236 | dnl Fixme: it's probably safe to just use the GCC conditional below. | |
4237 | gnu-linux | gnu-kfreebsd ) | |
4238 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4239 | #if defined __i386__ || defined __sparc__ || defined __mc68000__ \ | |
4240 | || defined __alpha__ || defined __mips__ || defined __s390__ \ | |
4241 | || defined __arm__ || defined __powerpc__ || defined __amd64__ \ | |
4242 | || defined __ia64__ || defined __sh__ | |
4243 | /* ok */ | |
4244 | #else | |
4245 | # error "setjmp not known to work on this arch" | |
4246 | #endif | |
444b01bb | 4247 | ]], [[]])], AC_DEFINE(GC_SETJMP_WORKS, 1)) |
5b3f250f GM |
4248 | ;; |
4249 | esac | |
4250 | ||
4251 | ||
4252 | if test x$GCC = xyes; then | |
4253 | dnl GC_SETJMP_WORKS is nearly always appropriate for GCC. | |
4254 | AC_DEFINE(GC_SETJMP_WORKS, 1) | |
4255 | else | |
4256 | case $opsys in | |
4257 | dnl irix: Tested on Irix 6.5. SCM worked on earlier versions. | |
7e00831f | 4258 | dragonfly | freebsd | netbsd | openbsd | irix6-5 | sol2* ) |
5b3f250f GM |
4259 | AC_DEFINE(GC_SETJMP_WORKS, 1) |
4260 | ;; | |
4261 | esac | |
4262 | fi dnl GCC? | |
4263 | ||
9e821c83 | 4264 | dnl In a weird quirk, MS runtime uses _setjmp and longjmp. |
7b6c362e PE |
4265 | AC_CACHE_CHECK([for _setjmp], [emacs_cv_func__setjmp], |
4266 | [AC_LINK_IFELSE( | |
4267 | [AC_LANG_PROGRAM( | |
4268 | [[#include <setjmp.h> | |
9e821c83 EZ |
4269 | #ifdef __MINGW32__ |
4270 | # define _longjmp longjmp | |
4271 | #endif | |
7b6c362e PE |
4272 | ]], |
4273 | [[jmp_buf j; | |
4274 | if (! _setjmp (j)) | |
4275 | _longjmp (j, 1);]])], | |
4276 | [emacs_cv_func__setjmp=yes], | |
4277 | [emacs_cv_func__setjmp=no])]) | |
0328b6de PE |
4278 | if test $emacs_cv_func__setjmp = yes; then |
4279 | AC_DEFINE([HAVE__SETJMP], 1, [Define to 1 if _setjmp and _longjmp work.]) | |
4280 | else | |
4281 | AC_CACHE_CHECK([for sigsetjmp], [emacs_cv_func_sigsetjmp], | |
4282 | [AC_LINK_IFELSE( | |
4283 | [AC_LANG_PROGRAM( | |
4284 | [[#include <setjmp.h> | |
4285 | ]], | |
4286 | [[sigjmp_buf j; | |
4287 | if (! sigsetjmp (j, 1)) | |
4288 | siglongjmp (j, 1);]])], | |
4289 | [emacs_cv_func_sigsetjmp=yes], | |
4290 | [emacs_cv_func_sigsetjmp=no])]) | |
4291 | if test $emacs_cv_func_sigsetjmp = yes; then | |
4292 | AC_DEFINE([HAVE_SIGSETJMP], 1, | |
4293 | [Define to 1 if sigsetjmp and siglongjmp work. | |
4294 | The value of this symbol is irrelevant if HAVE__SETJMP is defined.]) | |
4295 | fi | |
7b6c362e | 4296 | fi |
b65e7c46 | 4297 | |
0a763bd1 GM |
4298 | case $opsys in |
4299 | sol2* | unixware ) | |
b65e7c46 GM |
4300 | dnl TIOCGPGRP is broken in SysVr4, so we can't send signals to PTY |
4301 | dnl subprocesses the usual way. But TIOCSIGNAL does work for PTYs, | |
4302 | dnl and this is all we need. | |
4303 | AC_DEFINE(TIOCSIGSEND, TIOCSIGNAL, [Some platforms redefine this.]) | |
0a763bd1 GM |
4304 | ;; |
4305 | esac | |
4306 | ||
5b3f250f | 4307 | |
7ccad002 GM |
4308 | case $opsys in |
4309 | hpux* | sol2* ) | |
32bac6d6 | 4310 | dnl Used in xfaces.c. |
7ccad002 GM |
4311 | AC_DEFINE(XOS_NEEDS_TIME_H, 1, [Compensate for a bug in Xos.h on |
4312 | some systems, where it requires time.h.]) | |
4313 | ;; | |
4314 | esac | |
4315 | ||
4316 | ||
983188fd GM |
4317 | dnl Define symbols to identify the version of Unix this is. |
4318 | dnl Define all the symbols that apply correctly. | |
ae21c275 GM |
4319 | AH_TEMPLATE(DOS_NT, [Define if the system is MS DOS or MS Windows.]) |
4320 | AH_TEMPLATE(MSDOS, [Define if the system is MS DOS.]) | |
983188fd | 4321 | AH_TEMPLATE(USG, [Define if the system is compatible with System III.]) |
268e2432 | 4322 | AH_TEMPLATE(USG5_4, [Define if the system is compatible with System V Release 4.]) |
983188fd GM |
4323 | |
4324 | case $opsys in | |
4325 | aix4-2) | |
4326 | AC_DEFINE(USG, []) | |
983188fd GM |
4327 | dnl This symbol should be defined on AIX Version 3 ??????? |
4328 | AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ | |
4329 | #ifndef _AIX | |
4330 | # error "_AIX not defined" | |
4331 | #endif | |
4332 | ]], [[]])], [], AC_DEFINE(_AIX, [], [Define if the system is AIX.])) | |
4333 | ;; | |
4334 | ||
4335 | cygwin) | |
4336 | AC_DEFINE(CYGWIN, 1, [Define if the system is Cygwin.]) | |
4337 | ;; | |
4338 | ||
4339 | darwin) | |
47d7532e PE |
4340 | dnl Not __APPLE__, as this may not be defined on non-OSX Darwin. |
4341 | dnl Not DARWIN, because Panther and lower CoreFoundation.h use DARWIN to | |
983188fd GM |
4342 | dnl distinguish OS X from pure Darwin. |
4343 | AC_DEFINE(DARWIN_OS, [], [Define if the system is Darwin.]) | |
4344 | ;; | |
4345 | ||
983188fd GM |
4346 | gnu-linux | gnu-kfreebsd ) |
4347 | AC_DEFINE(USG, []) | |
4348 | AC_DEFINE(GNU_LINUX, [], [Define if ths system is compatible with GNU/Linux.]) | |
4349 | ;; | |
4350 | ||
4351 | hpux*) | |
4352 | AC_DEFINE(USG, []) | |
983188fd GM |
4353 | AC_DEFINE(HPUX, [], [Define if the system is HPUX.]) |
4354 | ;; | |
4355 | ||
4356 | irix6-5) | |
4357 | AC_DEFINE(USG, []) | |
268e2432 | 4358 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4359 | AC_DEFINE(IRIX6_5, [], [Define if the system is IRIX.]) |
4360 | ;; | |
4361 | ||
fb0862b2 EZ |
4362 | mingw32) |
4363 | AC_DEFINE(DOS_NT, []) | |
4364 | AC_DEFINE(WINDOWSNT, 1, [Define if compiling for native MS Windows.]) | |
095bf253 EZ |
4365 | if test "x$ac_enable_checking" != "x" ; then |
4366 | AC_DEFINE(EMACSDEBUG, 1, [Define to 1 to enable w32 debug facilities.]) | |
4367 | fi | |
fb0862b2 EZ |
4368 | ;; |
4369 | ||
983188fd GM |
4370 | sol2*) |
4371 | AC_DEFINE(USG, []) | |
268e2432 | 4372 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4373 | AC_DEFINE(SOLARIS2, [], [Define if the system is Solaris.]) |
4374 | ;; | |
4375 | ||
4376 | unixware) | |
4377 | AC_DEFINE(USG, []) | |
268e2432 | 4378 | AC_DEFINE(USG5_4, []) |
983188fd GM |
4379 | ;; |
4380 | esac | |
4381 | ||
4a4bbad2 PE |
4382 | AC_CACHE_CHECK([for usable FIONREAD], [emacs_cv_usable_FIONREAD], |
4383 | [case $opsys in | |
4384 | aix4-2) | |
4385 | dnl BUILD 9008 - FIONREAD problem still exists in X-Windows. | |
4386 | emacs_cv_usable_FIONREAD=no | |
4387 | ;; | |
4388 | ||
fb0862b2 EZ |
4389 | mingw32) |
4390 | emacs_cv_usable_FIONREAD=yes | |
4391 | ;; | |
4392 | ||
4a4bbad2 PE |
4393 | *) |
4394 | AC_COMPILE_IFELSE( | |
4395 | [AC_LANG_PROGRAM([[#include <sys/types.h> | |
4396 | #include <sys/ioctl.h> | |
4397 | #ifdef USG5_4 | |
4398 | # include <sys/filio.h> | |
4399 | #endif | |
4400 | ]], | |
4401 | [[int foo = ioctl (0, FIONREAD, &foo);]])], | |
4402 | [emacs_cv_usable_FIONREAD=yes], | |
4403 | [emacs_cv_usable_FIONREAD=no]) | |
4404 | ;; | |
4405 | esac]) | |
4406 | if test $emacs_cv_usable_FIONREAD = yes; then | |
4407 | AC_DEFINE([USABLE_FIONREAD], [1], [Define to 1 if FIONREAD is usable.]) | |
4408 | ||
4409 | if test $emacs_broken_SIGIO = no; then | |
4410 | AC_CACHE_CHECK([for usable SIGIO], [emacs_cv_usable_SIGIO], | |
4411 | [AC_COMPILE_IFELSE( | |
4412 | [AC_LANG_PROGRAM([[#include <fcntl.h> | |
4413 | #include <signal.h> | |
4414 | ]], | |
4415 | [[int foo = SIGIO | F_SETFL | FASYNC;]])], | |
4416 | [emacs_cv_usable_SIGIO=yes], | |
4417 | [emacs_cv_usable_SIGIO=no])], | |
4418 | [emacs_cv_usable_SIGIO=yes], | |
4419 | [emacs_cv_usable_SIGIO=no]) | |
4420 | if test $emacs_cv_usable_SIGIO = yes; then | |
4421 | AC_DEFINE([USABLE_SIGIO], [1], [Define to 1 if SIGIO is usable.]) | |
4422 | fi | |
4423 | fi | |
4424 | fi | |
4425 | ||
983188fd | 4426 | |
7ccad002 | 4427 | case $opsys in |
0fe73012 KB |
4428 | dnl Emacs supplies its own malloc, but glib calls posix_memalign, |
4429 | dnl and on Cygwin prior to version 1.7.24 that becomes the | |
4430 | dnl Cygwin-supplied posix_memalign. As malloc is not the Cygwin | |
4431 | dnl malloc, the Cygwin posix_memalign always returns ENOSYS. A | |
4432 | dnl workaround is to set G_SLICE=always-malloc. This is no longer | |
4433 | dnl needed starting with cygwin-1.7.24, and it is no longer | |
4434 | dnl effective starting with glib-2.36. */ | |
42bd1719 GM |
4435 | cygwin) |
4436 | AC_DEFINE(G_SLICE_ALWAYS_MALLOC, 1, [Define to set the | |
0fe73012 | 4437 | G_SLICE environment variable to "always-malloc" at startup.]) |
42bd1719 GM |
4438 | ;; |
4439 | ||
7ccad002 | 4440 | hpux11) |
7ccad002 GM |
4441 | dnl It works to open the pty's tty in the parent (Emacs), then |
4442 | dnl close and reopen it in the child. | |
4443 | AC_DEFINE(USG_SUBTTY_WORKS, 1, [Define for USG systems where it | |
4444 | works to open a pty's tty in the parent process, then close and | |
4445 | reopen it in the child.]) | |
7ccad002 GM |
4446 | ;; |
4447 | ||
4448 | irix6-5) | |
4449 | AC_DEFINE(PREFER_VSUSP, 1, [Define if process_send_signal should | |
4450 | use VSUSP instead of VSWTCH.]) | |
7ccad002 GM |
4451 | ;; |
4452 | ||
7ccad002 GM |
4453 | sol2-10) |
4454 | AC_DEFINE(_STRUCTURED_PROC, 1, [Needed for system_process_attributes | |
4455 | on Solaris.]) | |
7ccad002 | 4456 | ;; |
0d369729 GM |
4457 | esac |
4458 | ||
067d23c9 KY |
4459 | # Set up the CFLAGS for real compilation, so we can substitute it. |
4460 | CFLAGS="$REAL_CFLAGS" | |
4461 | CPPFLAGS="$REAL_CPPFLAGS" | |
93ca4887 | 4462 | LIBS="$REAL_LIBS" |
067d23c9 KY |
4463 | |
4464 | ## Hack to detect a buggy GCC version. | |
4465 | if test "x$GCC" = xyes \ | |
4466 | && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \ | |
4467 | && test x"`echo $CFLAGS | grep '\-O@<:@23@:>@'`" != x \ | |
4468 | && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then | |
4469 | AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.]) | |
4470 | fi | |
4471 | ||
16fab143 | 4472 | version=$PACKAGE_VERSION |
067d23c9 | 4473 | |
6bc383b1 | 4474 | copyright="Copyright (C) 2014 Free Software Foundation, Inc." |
78f83752 GM |
4475 | AC_DEFINE_UNQUOTED(COPYRIGHT, ["$copyright"], |
4476 | [Short copyright string for this version of Emacs.]) | |
4477 | AC_SUBST(copyright) | |
4478 | ||
067d23c9 KY |
4479 | ### Specify what sort of things we'll be editing into Makefile and config.h. |
4480 | ### Use configuration here uncanonicalized to avoid exceeding size limits. | |
4481 | AC_SUBST(version) | |
4482 | AC_SUBST(configuration) | |
4483 | ## Unused? | |
4484 | AC_SUBST(canonical) | |
4485 | AC_SUBST(srcdir) | |
4486 | AC_SUBST(prefix) | |
4487 | AC_SUBST(exec_prefix) | |
4488 | AC_SUBST(bindir) | |
4489 | AC_SUBST(datadir) | |
4490 | AC_SUBST(sharedstatedir) | |
4491 | AC_SUBST(libexecdir) | |
4492 | AC_SUBST(mandir) | |
4493 | AC_SUBST(infodir) | |
4494 | AC_SUBST(lispdir) | |
ca26824c | 4495 | AC_SUBST(standardlisppath) |
067d23c9 KY |
4496 | AC_SUBST(locallisppath) |
4497 | AC_SUBST(lisppath) | |
4498 | AC_SUBST(x_default_search_path) | |
4499 | AC_SUBST(etcdir) | |
4500 | AC_SUBST(archlibdir) | |
8496d8d7 | 4501 | AC_SUBST(etcdocdir) |
067d23c9 KY |
4502 | AC_SUBST(bitmapdir) |
4503 | AC_SUBST(gamedir) | |
4504 | AC_SUBST(gameuser) | |
4505 | ## FIXME? Nothing uses @LD_SWITCH_X_SITE@. | |
4506 | ## src/Makefile.in did add LD_SWITCH_X_SITE (as a cpp define) to the | |
4507 | ## end of LIBX_BASE, but nothing ever set it. | |
4508 | AC_SUBST(LD_SWITCH_X_SITE) | |
4509 | AC_SUBST(C_SWITCH_X_SITE) | |
2f097256 | 4510 | AC_SUBST(GNUSTEP_CFLAGS) |
067d23c9 KY |
4511 | AC_SUBST(CFLAGS) |
4512 | ## Used in lwlib/Makefile.in. | |
4513 | AC_SUBST(X_TOOLKIT_TYPE) | |
067d23c9 KY |
4514 | AC_SUBST(ns_appdir) |
4515 | AC_SUBST(ns_appbindir) | |
4516 | AC_SUBST(ns_appresdir) | |
4517 | AC_SUBST(ns_appsrc) | |
4518 | AC_SUBST(GNU_OBJC_CFLAGS) | |
4519 | AC_SUBST(OTHER_FILES) | |
4520 | ||
17a2cbbd DC |
4521 | if test -n "${term_header}"; then |
4522 | AC_DEFINE_UNQUOTED(TERM_HEADER, "${term_header}", | |
4523 | [Define to the header for the built-in window system.]) | |
4524 | fi | |
4525 | ||
067d23c9 KY |
4526 | AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}", |
4527 | [Define to the canonical Emacs configuration name.]) | |
60f5e585 | 4528 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${emacs_config_options}", |
067d23c9 | 4529 | [Define to the options passed to configure.]) |
68169a33 GM |
4530 | AH_TEMPLATE(config_opsysfile, [Some platforms that do not use configure |
4531 | define this to include extra configuration information.]) | |
067d23c9 | 4532 | |
cb11bd95 EZ |
4533 | case $opsys in |
4534 | mingw32) | |
4535 | AC_DEFINE(config_opsysfile, <ms-w32.h>, []) | |
4536 | ;; | |
4537 | esac | |
4538 | ||
067d23c9 KY |
4539 | XMENU_OBJ= |
4540 | XOBJ= | |
4541 | FONT_OBJ= | |
4542 | if test "${HAVE_X_WINDOWS}" = "yes" ; then | |
4543 | AC_DEFINE(HAVE_X_WINDOWS, 1, | |
4544 | [Define to 1 if you want to use the X window system.]) | |
4545 | XMENU_OBJ=xmenu.o | |
55a87246 | 4546 | XOBJ="xterm.o xfns.o xselect.o xrdb.o xsmfns.o xsettings.o" |
067d23c9 KY |
4547 | FONT_OBJ=xfont.o |
4548 | if test "$HAVE_XFT" = "yes"; then | |
4549 | FONT_OBJ="$FONT_OBJ ftfont.o xftfont.o ftxfont.o" | |
4550 | elif test "$HAVE_FREETYPE" = "yes"; then | |
4551 | FONT_OBJ="$FONT_OBJ ftfont.o ftxfont.o" | |
4552 | fi | |
4553 | AC_SUBST(FONT_OBJ) | |
4554 | fi | |
4555 | AC_SUBST(XMENU_OBJ) | |
4556 | AC_SUBST(XOBJ) | |
4557 | AC_SUBST(FONT_OBJ) | |
4558 | ||
4559 | WIDGET_OBJ= | |
4560 | MOTIF_LIBW= | |
4561 | if test "${USE_X_TOOLKIT}" != "none" ; then | |
4562 | WIDGET_OBJ=widget.o | |
4563 | AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.]) | |
4564 | if test "${USE_X_TOOLKIT}" = "LUCID"; then | |
4565 | AC_DEFINE(USE_LUCID, 1, [Define to 1 if using the Lucid X toolkit.]) | |
4566 | elif test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
4567 | AC_DEFINE(USE_MOTIF, 1, [Define to 1 if using the Motif X toolkit.]) | |
4568 | MOTIF_LIBW=-lXm | |
4569 | case "$opsys" in | |
4570 | gnu-linux) | |
4571 | ## Paul Abrahams <abrahams at equinox.shaysnet.com> says this is needed. | |
4572 | MOTIF_LIBW="$MOTIF_LIBW -lXpm" | |
4573 | ;; | |
4574 | ||
4575 | unixware) | |
4576 | ## Richard Anthony Ryan <ryanr at ellingtn.ftc.nrcs.usda.gov> | |
4577 | ## says -lXimp is needed in UNIX_SV ... 4.2 1.1.2. | |
4578 | MOTIF_LIBW="MOTIF_LIBW -lXimp" | |
4579 | ;; | |
4580 | ||
4581 | aix4-2) | |
4582 | ## olson@mcs.anl.gov says -li18n is needed by -lXm. | |
4583 | MOTIF_LIBW="$MOTIF_LIBW -li18n" | |
4584 | ;; | |
4585 | esac | |
4586 | MOTIF_LIBW="$MOTIF_LIBW $LIBXP" | |
4587 | fi | |
4588 | fi | |
4589 | AC_SUBST(WIDGET_OBJ) | |
4590 | ||
4591 | TOOLKIT_LIBW= | |
4592 | case "$USE_X_TOOLKIT" in | |
4593 | MOTIF) TOOLKIT_LIBW="$MOTIF_LIBW" ;; | |
4594 | LUCID) TOOLKIT_LIBW="$LUCID_LIBW" ;; | |
4595 | none) test "x$HAVE_GTK" = "xyes" && TOOLKIT_LIBW="$GTK_LIBS" ;; | |
4596 | esac | |
4597 | AC_SUBST(TOOLKIT_LIBW) | |
4598 | ||
9e821c83 EZ |
4599 | if test "${opsys}" != "mingw32"; then |
4600 | if test "$USE_X_TOOLKIT" = "none"; then | |
4601 | LIBXT_OTHER="\$(LIBXSM)" | |
9e821c83 EZ |
4602 | else |
4603 | LIBXT_OTHER="\$(LIBXMU) -lXt \$(LIBXTR6) -lXext" | |
9e821c83 | 4604 | fi |
067d23c9 KY |
4605 | fi |
4606 | AC_SUBST(LIBXT_OTHER) | |
4607 | ||
067d23c9 KY |
4608 | if test "${HAVE_X11}" = "yes" ; then |
4609 | AC_DEFINE(HAVE_X11, 1, | |
7e8ed4f7 | 4610 | [Define to 1 if you want to use version 11 of X windows.]) |
067d23c9 | 4611 | LIBX_OTHER="\$(LIBXT) \$(LIBX_EXTRA)" |
067d23c9 | 4612 | else |
067d23c9 | 4613 | LIBX_OTHER= |
067d23c9 | 4614 | fi |
7e8ed4f7 | 4615 | AC_SUBST(LIBX_OTHER) |
067d23c9 | 4616 | |
7cdf484b | 4617 | if test "$HAVE_GTK" = yes || test "$HAVE_X11" != yes; then |
4e8b6938 | 4618 | LIBXMENU= |
7e8ed4f7 | 4619 | elif test "$USE_X_TOOLKIT" = none; then |
4e8b6938 | 4620 | LIBXMENU='$(oldXMenudir)/libXMenu11.a' |
7e8ed4f7 | 4621 | else |
4e8b6938 | 4622 | LIBXMENU='$(lwlibdir)/liblw.a' |
067d23c9 | 4623 | fi |
4e8b6938 | 4624 | AC_SUBST(LIBXMENU) |
067d23c9 | 4625 | |
067d23c9 KY |
4626 | if test "${GNU_MALLOC}" = "yes" ; then |
4627 | AC_DEFINE(GNU_MALLOC, 1, | |
4628 | [Define to 1 if you want to use the GNU memory allocator.]) | |
4629 | fi | |
4630 | ||
4631 | RALLOC_OBJ= | |
4632 | if test "${REL_ALLOC}" = "yes" ; then | |
4633 | AC_DEFINE(REL_ALLOC, 1, | |
4634 | [Define REL_ALLOC if you want to use the relocating allocator for | |
4635 | buffer space.]) | |
4636 | ||
4637 | test "$system_malloc" != "yes" && RALLOC_OBJ=ralloc.o | |
4638 | fi | |
4639 | AC_SUBST(RALLOC_OBJ) | |
4640 | ||
4641 | if test "$opsys" = "cygwin"; then | |
0fda9b75 | 4642 | CYGWIN_OBJ="sheap.o cygw32.o" |
067d23c9 KY |
4643 | ## Cygwin differs because of its unexec(). |
4644 | PRE_ALLOC_OBJ= | |
4645 | POST_ALLOC_OBJ=lastfile.o | |
fb0862b2 EZ |
4646 | elif test "$opsys" = "mingw32"; then |
4647 | CYGWIN_OBJ= | |
4648 | PRE_ALLOC_OBJ= | |
4649 | POST_ALLOC_OBJ=lastfile.o | |
067d23c9 KY |
4650 | else |
4651 | CYGWIN_OBJ= | |
4652 | PRE_ALLOC_OBJ=lastfile.o | |
4653 | POST_ALLOC_OBJ= | |
4654 | fi | |
4655 | AC_SUBST(CYGWIN_OBJ) | |
4656 | AC_SUBST(PRE_ALLOC_OBJ) | |
4657 | AC_SUBST(POST_ALLOC_OBJ) | |
4658 | ||
f5f0132b PE |
4659 | dnl Call this 'FORTIFY_SOUR' so that it sorts before the 'FORTIFY_SOURCE' |
4660 | dnl verbatim defined above. The tricky name is apropos, as this hack | |
4661 | dnl makes Fortify go sour! | |
4662 | AH_VERBATIM([FORTIFY_SOUR], | |
4663 | [/* Without the following workaround, Emacs runs slowly on OS X 10.8. | |
4664 | The workaround disables some useful run-time checking, so it | |
4665 | should be conditional to the platforms with the performance bug. | |
4666 | Perhaps Apple will fix this some day; also see m4/extern-inline.m4. */ | |
4667 | #if defined __APPLE__ && defined __GNUC__ | |
4668 | # ifndef _DONT_USE_CTYPE_INLINE_ | |
4669 | # define _DONT_USE_CTYPE_INLINE_ | |
4670 | # endif | |
4671 | # ifndef _FORTIFY_SOURCE | |
4672 | # define _FORTIFY_SOURCE 0 | |
4673 | # endif | |
4674 | #endif | |
4675 | ]) | |
4676 | ||
5dad233c PE |
4677 | # Configure gnulib. Although this does not affect CFLAGS or LIBS permanently. |
4678 | # it temporarily reverts them to their pre-pkg-config values, | |
4679 | # because gnulib needs to work with both src (which uses the | |
4680 | # pkg-config stuff) and lib-src (which does not). For example, gnulib | |
4681 | # may need to determine whether LIB_CLOCK_GETTIME should contain -lrt, | |
4682 | # and it therefore needs to run in an environment where LIBS does not | |
4683 | # already contain -lrt merely because 'pkg-config --libs' printed '-lrt' | |
4684 | # for some package unrelated to lib-src. | |
4685 | SAVE_CFLAGS=$CFLAGS | |
4686 | SAVE_LIBS=$LIBS | |
4687 | CFLAGS=$pre_PKG_CONFIG_CFLAGS | |
4688 | LIBS="$LIB_PTHREAD $pre_PKG_CONFIG_LIBS" | |
4689 | gl_ASSERT_NO_GNULIB_POSIXCHECK | |
4690 | gl_ASSERT_NO_GNULIB_TESTS | |
4691 | gl_INIT | |
4692 | CFLAGS=$SAVE_CFLAGS | |
4693 | LIBS=$SAVE_LIBS | |
4694 | ||
9e821c83 | 4695 | if test "${opsys}" = "mingw32"; then |
eb9a3661 | 4696 | CPPFLAGS="$CPPFLAGS -DUSE_CRT_DLL=1 -I \${abs_top_srcdir}/nt/inc" |
9e821c83 EZ |
4697 | # Remove unneeded switches from the value of CC that goes to Makefiles |
4698 | CC=`echo $CC | sed -e "s,$GCC_TEST_OPTIONS,,"` | |
4699 | fi | |
4700 | ||
067d23c9 KY |
4701 | case "$opsys" in |
4702 | aix4-2) LD_SWITCH_SYSTEM_TEMACS="-Wl,-bnodelcsect" ;; | |
4703 | ||
4704 | darwin) | |
4705 | ## The -headerpad option tells ld (see man page) to leave room at the | |
4706 | ## end of the header for adding load commands. Needed for dumping. | |
4707 | ## 0x690 is the total size of 30 segment load commands (at 56 | |
4708 | ## each); under Cocoa 31 commands are required. | |
4709 | if test "$HAVE_NS" = "yes"; then | |
4710 | libs_nsgui="-framework AppKit" | |
4465bfb4 JD |
4711 | if test "$NS_IMPL_COCOA" = "yes"; then |
4712 | libs_nsgui="$libs_nsgui -framework IOKit" | |
4713 | fi | |
067d23c9 KY |
4714 | headerpad_extra=6C8 |
4715 | else | |
4716 | libs_nsgui= | |
4717 | headerpad_extra=690 | |
4718 | fi | |
c8618a06 | 4719 | LD_SWITCH_SYSTEM_TEMACS="-fno-pie -prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra" |
b06b1098 | 4720 | |
067d23c9 | 4721 | ## This is here because src/Makefile.in did some extra fiddling around |
47d7532e PE |
4722 | ## with LD_SWITCH_SYSTEM. It seems cleaner to put this in |
4723 | ## LD_SWITCH_SYSTEM_TEMACS instead, | |
067d23c9 KY |
4724 | test "x$LD_SWITCH_SYSTEM" = "x" && test "x$GCC" != "xyes" && \ |
4725 | LD_SWITCH_SYSTEM_TEMACS="-X $LD_SWITCH_SYSTEM_TEMACS" | |
4726 | ;; | |
4727 | ||
4d5c6349 | 4728 | ## LD_SWITCH_X_SITE_RPATH is a -rpath option saying where to |
4737362e GM |
4729 | ## find X at run-time. |
4730 | ## When handled by cpp, this was in LD_SWITCH_SYSTEM. However, at the | |
4d5c6349 | 4731 | ## point where configure sourced the s/*.h file, LD_SWITCH_X_SITE_RPATH |
067d23c9 KY |
4732 | ## had not yet been defined and was expanded to null. Hence LD_SWITCH_SYSTEM |
4733 | ## had different values in configure (in ac_link) and src/Makefile.in. | |
4734 | ## It seems clearer therefore to put this piece in LD_SWITCH_SYSTEM_TEMACS. | |
4d5c6349 | 4735 | gnu*) LD_SWITCH_SYSTEM_TEMACS="\$(LD_SWITCH_X_SITE_RPATH)" ;; |
067d23c9 | 4736 | |
a414bed5 | 4737 | mingw32) |
d14365f9 EZ |
4738 | ## MinGW64 does not prepend an underscore to symbols, so we must |
4739 | ## pass a different -entry switch to linker. FIXME: It is better | |
4740 | ## to make the entry points the same by changing unexw32.c. | |
095bf253 | 4741 | case "$canonical" in |
bd717ca4 | 4742 | x86_64-*-*) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
54ab7d34 | 4743 | *) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;; |
095bf253 | 4744 | esac |
a414bed5 EZ |
4745 | ;; |
4746 | ||
bb8eb357 | 4747 | openbsd) LD_SWITCH_SYSTEM_TEMACS='-nopie' ;; |
522fe43b | 4748 | |
067d23c9 KY |
4749 | *) LD_SWITCH_SYSTEM_TEMACS= ;; |
4750 | esac | |
4751 | ||
876da980 PE |
4752 | if test x$ac_enable_profiling != x ; then |
4753 | case $opsys in | |
4754 | *freebsd | gnu-linux) ;; | |
4755 | *) LD_SWITCH_SYSTEM_TEMACS="$LD_SWITCH_SYSTEM_TEMACS -pg" ;; | |
4756 | esac | |
4757 | fi | |
4758 | ||
8d17ef8d GM |
4759 | LD_SWITCH_SYSTEM_TEMACS="$LDFLAGS_NOCOMBRELOC $LD_SWITCH_SYSTEM_TEMACS" |
4760 | ||
067d23c9 KY |
4761 | AC_SUBST(LD_SWITCH_SYSTEM_TEMACS) |
4762 | ||
095bf253 EZ |
4763 | ## MinGW-specific post-link processing of temacs. |
4764 | TEMACS_POST_LINK=":" | |
4765 | ADDSECTION= | |
4766 | EMACS_HEAPSIZE= | |
4767 | if test "${opsys}" = "mingw32"; then | |
4768 | TEMACS_POST_LINK="\$(MINGW_TEMACS_POST_LINK)" | |
4769 | ADDSECTION="../nt/addsection\$(EXEEXT)" | |
4770 | ## Preload heap size of temacs.exe in MB. | |
4771 | case "$canonical" in | |
4772 | x86_64-*-*) EMACS_HEAPSIZE=42 ;; | |
4773 | *) EMACS_HEAPSIZE=27 ;; | |
4774 | esac | |
4775 | fi | |
4776 | ||
4777 | AC_SUBST(ADDSECTION) | |
4778 | AC_SUBST(TEMACS_POST_LINK) | |
4779 | AC_SUBST(EMACS_HEAPSIZE) | |
4780 | ||
17a2cbbd DC |
4781 | ## Common for all window systems |
4782 | if test "$window_system" != "none"; then | |
067d23c9 | 4783 | AC_DEFINE(HAVE_WINDOW_SYSTEM, 1, [Define if you have a window system.]) |
17a2cbbd | 4784 | WINDOW_SYSTEM_OBJ="fontset.o fringe.o image.o" |
067d23c9 | 4785 | fi |
067d23c9 | 4786 | |
17a2cbbd | 4787 | AC_SUBST(WINDOW_SYSTEM_OBJ) |
067d23c9 KY |
4788 | |
4789 | AH_TOP([/* GNU Emacs site configuration template file. | |
73b0cd50 | 4790 | |
6bc383b1 | 4791 | Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2014 |
73b0cd50 | 4792 | Free Software Foundation, Inc. |
067d23c9 KY |
4793 | |
4794 | This file is part of GNU Emacs. | |
4795 | ||
4796 | GNU Emacs is free software: you can redistribute it and/or modify | |
4797 | it under the terms of the GNU General Public License as published by | |
4798 | the Free Software Foundation, either version 3 of the License, or | |
4799 | (at your option) any later version. | |
4800 | ||
4801 | GNU Emacs is distributed in the hope that it will be useful, | |
4802 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
4803 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
4804 | GNU General Public License for more details. | |
4805 | ||
4806 | You should have received a copy of the GNU General Public License | |
4807 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ | |
4808 | ||
4809 | ||
4810 | /* No code in Emacs #includes config.h twice, but some bits of code | |
4811 | intended to work with other packages as well (like gmalloc.c) | |
4812 | think they can include it as many times as they like. */ | |
4813 | #ifndef EMACS_CONFIG_H | |
4814 | #define EMACS_CONFIG_H | |
4815 | ])dnl | |
4816 | ||
b429a4ee | 4817 | AH_BOTTOM([#include <conf_post.h> |
067d23c9 | 4818 | |
067d23c9 KY |
4819 | #endif /* EMACS_CONFIG_H */ |
4820 | ||
4821 | /* | |
4822 | Local Variables: | |
4823 | mode: c | |
4824 | End: | |
4825 | */ | |
4826 | ])dnl | |
4827 | ||
4828 | #### Report on what we decided to do. | |
4829 | #### Report GTK as a toolkit, even if it doesn't use Xt. | |
4830 | #### It makes printing result more understandable as using GTK sets | |
4831 | #### toolkit_scroll_bars to yes by default. | |
4832 | if test "${HAVE_GTK}" = "yes"; then | |
5fb91e71 | 4833 | USE_X_TOOLKIT="$USE_GTK_TOOLKIT" |
067d23c9 KY |
4834 | fi |
4835 | ||
2a540847 | 4836 | if test $USE_ACL -ne 0; then |
c3153003 | 4837 | ACL_SUMMARY="yes $LIB_ACL" |
2a540847 | 4838 | else |
c3153003 | 4839 | ACL_SUMMARY=no |
2a540847 PE |
4840 | fi |
4841 | ||
067d23c9 KY |
4842 | echo " |
4843 | Configured for \`${canonical}'. | |
4844 | ||
4845 | Where should the build process find the source code? ${srcdir} | |
067d23c9 KY |
4846 | What compiler should emacs be built with? ${CC} ${CFLAGS} |
4847 | Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason} | |
4848 | Should Emacs use a relocating allocator for buffers? ${REL_ALLOC} | |
4849 | Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers | |
4850 | What window system should Emacs use? ${window_system} | |
4851 | What toolkit should Emacs use? ${USE_X_TOOLKIT}" | |
4852 | ||
4853 | if test -n "${x_includes}"; then | |
4854 | echo " Where do we find X Windows header files? ${x_includes}" | |
4855 | else | |
4856 | echo " Where do we find X Windows header files? Standard dirs" | |
4857 | fi | |
4858 | if test -n "${x_libraries}"; then | |
4859 | echo " Where do we find X Windows libraries? ${x_libraries}" | |
4860 | else | |
4861 | echo " Where do we find X Windows libraries? Standard dirs" | |
4862 | fi | |
4863 | ||
c3153003 GM |
4864 | optsep= |
4865 | emacs_config_features= | |
4866 | for opt in XAW3D XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS \ | |
4867 | GCONF GSETTINGS NOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT \ | |
4868 | LIBOTF XFT ZLIB; do | |
4869 | ||
4870 | case $opt in | |
4871 | NOTIFY|ACL) eval val=\${${opt}_SUMMARY} ;; | |
4872 | *) eval val=\${HAVE_$opt} ;; | |
4873 | esac | |
4874 | test x"$val" = xno && continue | |
4875 | AS_VAR_APPEND([emacs_config_features], ["$optsep$opt"]) | |
4876 | optsep=' ' | |
4877 | done | |
4878 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_FEATURES, "${emacs_config_features}", | |
4879 | [Summary of some of the main features enabled by configure.]) | |
4880 | ||
067d23c9 KY |
4881 | echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}" |
4882 | echo " Does Emacs use -lXpm? ${HAVE_XPM}" | |
4883 | echo " Does Emacs use -ljpeg? ${HAVE_JPEG}" | |
4884 | echo " Does Emacs use -ltiff? ${HAVE_TIFF}" | |
4885 | echo " Does Emacs use a gif library? ${HAVE_GIF} $LIBGIF" | |
4886 | echo " Does Emacs use -lpng? ${HAVE_PNG}" | |
4887 | echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}" | |
4888 | echo " Does Emacs use imagemagick? ${HAVE_IMAGEMAGICK}" | |
4889 | ||
885e792c GM |
4890 | echo " Does Emacs support sound? ${HAVE_SOUND}" |
4891 | ||
067d23c9 KY |
4892 | echo " Does Emacs use -lgpm? ${HAVE_GPM}" |
4893 | echo " Does Emacs use -ldbus? ${HAVE_DBUS}" | |
4894 | echo " Does Emacs use -lgconf? ${HAVE_GCONF}" | |
9851bfc5 | 4895 | echo " Does Emacs use GSettings? ${HAVE_GSETTINGS}" |
c9628c79 | 4896 | echo " Does Emacs use a file notification library? ${NOTIFY_SUMMARY}" |
c3153003 | 4897 | echo " Does Emacs use access control lists? ${ACL_SUMMARY}" |
067d23c9 | 4898 | echo " Does Emacs use -lselinux? ${HAVE_LIBSELINUX}" |
9f77899d | 4899 | echo " Does Emacs use -lgnutls? ${HAVE_GNUTLS}" |
067d23c9 KY |
4900 | echo " Does Emacs use -lxml2? ${HAVE_LIBXML2}" |
4901 | ||
4902 | echo " Does Emacs use -lfreetype? ${HAVE_FREETYPE}" | |
4903 | echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}" | |
4904 | echo " Does Emacs use -lotf? ${HAVE_LIBOTF}" | |
4905 | echo " Does Emacs use -lxft? ${HAVE_XFT}" | |
8d28d0ac | 4906 | echo " Does Emacs directly use zlib? ${HAVE_ZLIB}" |
067d23c9 KY |
4907 | |
4908 | echo " Does Emacs use toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}" | |
4909 | echo | |
4910 | ||
5f77c86c GM |
4911 | if test -n "${EMACSDATA}"; then |
4912 | echo " Environment variable EMACSDATA set to: $EMACSDATA" | |
4913 | fi | |
4914 | if test -n "${EMACSDOC}"; then | |
4915 | echo " Environment variable EMACSDOC set to: $EMACSDOC" | |
4916 | fi | |
4917 | ||
067d23c9 KY |
4918 | echo |
4919 | ||
4920 | if test "$HAVE_NS" = "yes"; then | |
4921 | echo | |
507ea258 | 4922 | echo "You must run \"${MAKE-make} install\" in order to test the built application. |
067d23c9 KY |
4923 | The installed application will go to nextstep/Emacs.app and can be |
4924 | run or moved from there." | |
4925 | if test "$EN_NS_SELF_CONTAINED" = "yes"; then | |
4926 | echo "The application will be fully self-contained." | |
4927 | else | |
4928 | echo "The lisp resources for the application will be installed under ${prefix}. | |
507ea258 | 4929 | You may need to run \"${MAKE-make} install\" with sudo. The application will fail |
067d23c9 KY |
4930 | to run if these resources are not installed." |
4931 | fi | |
4932 | echo | |
4933 | fi | |
4934 | ||
badf86af KB |
4935 | if test "${opsys}" = "cygwin"; then |
4936 | case `uname -r` in | |
4937 | 1.5.*) AC_MSG_WARN([[building Emacs on Cygwin 1.5 is not supported.]]) | |
4938 | echo | |
4939 | ;; | |
4940 | esac | |
4941 | fi | |
067d23c9 KY |
4942 | |
4943 | # Remove any trailing slashes in these variables. | |
4944 | [test "${prefix}" != NONE && | |
4945 | prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'` | |
4946 | test "${exec_prefix}" != NONE && | |
4947 | exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`] | |
4948 | ||
83da1b55 GM |
4949 | if test "$HAVE_NS" = "yes"; then |
4950 | if test "$NS_IMPL_GNUSTEP" = yes; then | |
4951 | AC_CONFIG_FILES([nextstep/GNUstep/Emacs.base/Resources/Info-gnustep.plist:nextstep/templates/Info-gnustep.plist.in \ | |
4952 | nextstep/GNUstep/Emacs.base/Resources/Emacs.desktop:nextstep/templates/Emacs.desktop.in]) | |
de3d0b57 | 4953 | ns_check_file=Resources/Info-gnustep.plist |
83da1b55 GM |
4954 | else |
4955 | AC_CONFIG_FILES([nextstep/Cocoa/Emacs.base/Contents/Info.plist:nextstep/templates/Info.plist.in \ | |
4956 | nextstep/Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings:nextstep/templates/InfoPlist.strings.in]) | |
de3d0b57 | 4957 | ns_check_file=Contents/Info.plist |
83da1b55 | 4958 | fi |
de3d0b57 | 4959 | AC_SUBST(ns_check_file) |
83da1b55 GM |
4960 | fi |
4961 | ||
bdd556a2 | 4962 | dnl Obviously there is duplication here wrt $SUBDIR_MAKEFILES. |
d0ff0c7d GM |
4963 | dnl You _can_ use that variable in AC_CONFIG_FILES, so long as any directory |
4964 | dnl using automake (ie lib/) is explicitly listed and not "hidden" in a variable | |
bdd556a2 GM |
4965 | dnl (else you get "no `Makefile.am' found for any configure output"). |
4966 | dnl This will work, but you get a config.status that is not quite right | |
4967 | dnl (see http://lists.gnu.org/archive/html/bug-autoconf/2008-08/msg00028.html). | |
4968 | dnl That doesn't have any obvious consequences for Emacs, but on the whole | |
4969 | dnl it seems better to just live with the duplication. | |
095bf253 | 4970 | SUBDIR_MAKEFILES="lib/Makefile lib-src/Makefile oldXMenu/Makefile doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile leim/Makefile nextstep/Makefile nt/Makefile" |
bdd556a2 GM |
4971 | |
4972 | AC_CONFIG_FILES([Makefile lib/Makefile lib-src/Makefile oldXMenu/Makefile \ | |
4973 | doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \ | |
4974 | doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile \ | |
095bf253 | 4975 | leim/Makefile nextstep/Makefile nt/Makefile]) |
6c7e099d GM |
4976 | |
4977 | dnl test/ is not present in release tarfiles. | |
70716b1d GM |
4978 | opt_makefile=test/automated/Makefile |
4979 | ||
3cc53d60 | 4980 | if test -f "$srcdir/$opt_makefile.in"; then |
70716b1d | 4981 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES $opt_makefile" |
bdd556a2 GM |
4982 | dnl Again, it's best not to use a variable. Though you can add |
4983 | dnl ", [], [opt_makefile='$opt_makefile']" and it should work. | |
4984 | AC_CONFIG_FILES([test/automated/Makefile]) | |
4985 | fi | |
70716b1d | 4986 | |
a9f72fc1 | 4987 | |
f9b697dd GM |
4988 | dnl The admin/ directory used to be excluded from tarfiles. |
4989 | if test -d $srcdir/admin; then | |
4990 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES admin/unidata/Makefile admin/grammars/Makefile" | |
a9f72fc1 | 4991 | AC_CONFIG_FILES([admin/unidata/Makefile]) |
f9b697dd GM |
4992 | AC_CONFIG_FILES([admin/grammars/Makefile]) |
4993 | fi dnl -d admin | |
a9f72fc1 GM |
4994 | |
4995 | ||
bdd556a2 | 4996 | SUBDIR_MAKEFILES_IN=`echo " ${SUBDIR_MAKEFILES}" | sed -e 's| | $(srcdir)/|g' -e 's|Makefile|Makefile.in|g'` |
70716b1d GM |
4997 | |
4998 | AC_SUBST(SUBDIR_MAKEFILES_IN) | |
1e8dbdc6 | 4999 | |
067d23c9 KY |
5000 | dnl You might wonder (I did) why epaths.h is generated by running make, |
5001 | dnl rather than just letting configure generate it from epaths.in. | |
5002 | dnl One reason is that the various paths are not fully expanded (see above); | |
5003 | dnl eg gamedir=${prefix}/var/games/emacs. | |
5004 | dnl Secondly, the GNU Coding standards require that one should be able | |
5005 | dnl to run `make prefix=/some/where/else' and override the values set | |
5006 | dnl by configure. This also explains the `move-if-change' test and | |
5007 | dnl the use of force in the `epaths-force' rule in Makefile.in. | |
1813e115 | 5008 | AC_CONFIG_COMMANDS([src/epaths.h], [ |
d6db9fd6 EZ |
5009 | if test "${opsys}" = "mingw32"; then |
5010 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force-w32 | |
5011 | else | |
5012 | ${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force | |
5013 | fi | |
5014 | ], [GCC="$GCC" CPPFLAGS="$CPPFLAGS" opsys="$opsys"]) | |
067d23c9 | 5015 | |
98434155 GM |
5016 | dnl NB we have to cheat and use the ac_... version because abs_top_srcdir |
5017 | dnl is not yet set, sigh. Or we could use ../$srcdir/src/.gdbinit, | |
5018 | dnl or a symlink? | |
1813e115 | 5019 | AC_CONFIG_COMMANDS([src/.gdbinit], [ |
3cc53d60 | 5020 | if test ! -f src/.gdbinit && test -f "$srcdir/src/.gdbinit"; then |
98434155 | 5021 | echo "source $ac_abs_top_srcdir/src/.gdbinit" > src/.gdbinit |
067d23c9 | 5022 | fi |
1e8dbdc6 | 5023 | ]) |
067d23c9 | 5024 | |
1e8dbdc6 | 5025 | AC_OUTPUT |