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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 | |
f3774f20 | 7 | dnl Copyright (C) 1994-1996, 1999-2012 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) | |
f3774f20 | 25 | AC_INIT(emacs, 24.1.50) |
067d23c9 KY |
26 | AC_CONFIG_HEADER(src/config.h:src/config.in) |
27 | AC_CONFIG_SRCDIR(src/lisp.h) | |
24e0f6b1 | 28 | AC_CONFIG_AUX_DIR(build-aux) |
9a514d4a | 29 | AM_INIT_AUTOMAKE |
067d23c9 KY |
30 | |
31 | dnl Support for --program-prefix, --program-suffix and | |
32 | dnl --program-transform-name options | |
33 | AC_ARG_PROGRAM | |
34 | ||
35 | dnl It is important that variables on the RHS not be expanded here, | |
36 | dnl hence the single quotes. This is per the GNU coding standards, see | |
37 | dnl (autoconf) Installation Directory Variables | |
38 | dnl See also epaths.h below. | |
39 | lispdir='${datadir}/emacs/${version}/lisp' | |
d71dfe75 | 40 | leimdir='${datadir}/emacs/${version}/leim' |
ca26824c | 41 | standardlisppath='${lispdir}:${leimdir}' |
067d23c9 KY |
42 | locallisppath='${datadir}/emacs/${version}/site-lisp:'\ |
43 | '${datadir}/emacs/site-lisp' | |
ca26824c | 44 | lisppath='${locallisppath}:${standardlisppath}' |
067d23c9 KY |
45 | etcdir='${datadir}/emacs/${version}/etc' |
46 | archlibdir='${libexecdir}/emacs/${version}/${configuration}' | |
47 | docdir='${datadir}/emacs/${version}/etc' | |
48 | gamedir='${localstatedir}/games/emacs' | |
49 | ||
067d23c9 KY |
50 | dnl OPTION_DEFAULT_OFF(NAME, HELP-STRING) |
51 | dnl Create a new --with option that defaults to being disabled. | |
52 | dnl NAME is the base name of the option. The shell variable with_NAME | |
53 | dnl will be set to either the user's value (if the option is | |
54 | dnl specified; 'yes' for a plain --with-NAME) or to 'no' (if the | |
55 | dnl option is not specified). Note that the shell variable name is | |
56 | dnl constructed as autoconf does, by replacing non-alphanumeric | |
57 | dnl characters with "_". | |
58 | dnl HELP-STRING is the help text for the option. | |
59 | AC_DEFUN([OPTION_DEFAULT_OFF], [dnl | |
60 | AC_ARG_WITH([$1],[AS_HELP_STRING([--with-$1],[$2])],[],[dnl | |
61 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=no])dnl | |
62 | ])dnl | |
63 | ||
64 | dnl OPTION_DEFAULT_ON(NAME, HELP-STRING) | |
65 | dnl Create a new --with option that defaults to being enabled. NAME | |
66 | dnl is the base name of the option. The shell variable with_NAME | |
67 | dnl will be set either to 'no' (for a plain --without-NAME) or to | |
68 | dnl 'yes' (if the option is not specified). Note that the shell | |
69 | dnl variable name is constructed as autoconf does, by replacing | |
70 | dnl non-alphanumeric characters with "_". | |
71 | dnl HELP-STRING is the help text for the option. | |
72 | AC_DEFUN([OPTION_DEFAULT_ON], [dnl | |
73 | AC_ARG_WITH([$1],[AS_HELP_STRING([--without-$1],[$2])],[],[dnl | |
74 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=yes])dnl | |
75 | ])dnl | |
76 | ||
77 | OPTION_DEFAULT_ON([pop],[don't support POP mail retrieval with movemail]) | |
78 | if test "$with_pop" = yes; then | |
79 | AC_DEFINE(MAIL_USE_POP) | |
80 | fi | |
81 | AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl | |
82 | ||
83 | OPTION_DEFAULT_OFF([kerberos],[support Kerberos-authenticated POP]) | |
84 | if test "$with_kerberos" != no; then | |
85 | AC_DEFINE(KERBEROS) | |
86 | fi | |
87 | AH_TEMPLATE(KERBEROS, | |
88 | [Define to support Kerberos-authenticated POP mail retrieval.])dnl | |
89 | ||
90 | OPTION_DEFAULT_OFF([kerberos5],[support Kerberos version 5 authenticated POP]) | |
91 | if test "${with_kerberos5}" != no; then | |
92 | if test "${with_kerberos}" = no; then | |
93 | with_kerberos=yes | |
94 | AC_DEFINE(KERBEROS) | |
95 | fi | |
96 | AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.]) | |
97 | fi | |
98 | ||
99 | OPTION_DEFAULT_OFF([hesiod],[support Hesiod to get the POP server host]) | |
100 | dnl FIXME hesiod support may not be present, so it seems like an error | |
101 | dnl to define, or at least use, this unconditionally. | |
102 | if test "$with_hesiod" != no; then | |
103 | AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.]) | |
104 | fi | |
105 | ||
106 | OPTION_DEFAULT_OFF([mmdf],[support MMDF mailboxes]) | |
107 | if test "$with_mmdf" != no; then | |
108 | AC_DEFINE(MAIL_USE_MMDF, 1, [Define to support MMDF mailboxes in movemail.]) | |
109 | fi | |
110 | ||
111 | OPTION_DEFAULT_OFF([mail-unlink],[unlink, rather than empty, mail spool after reading]) | |
112 | if test "$with_mail_unlink" != no; then | |
113 | AC_DEFINE(MAIL_UNLINK_SPOOL, 1, [Define to unlink, rather than empty, mail spool after reading.]) | |
114 | fi | |
115 | ||
116 | AC_ARG_WITH([mailhost],[AS_HELP_STRING([--with-mailhost=HOSTNAME], | |
117 | [string giving default POP mail host])], | |
118 | AC_DEFINE_UNQUOTED(MAILHOST, ["$withval"], [String giving fallback POP mail host.])) | |
119 | ||
120 | OPTION_DEFAULT_ON([sound],[don't compile with sound support]) | |
121 | ||
122 | OPTION_DEFAULT_ON([sync-input],[process async input synchronously]) | |
123 | if test "$with_sync_input" = yes; then | |
124 | AC_DEFINE(SYNC_INPUT, 1, [Process async input synchronously.]) | |
125 | fi | |
126 | ||
127 | dnl FIXME currently it is not the last. | |
128 | dnl This should be the last --with option, because --with-x is | |
129 | dnl added later on when we find the path of X, and it's best to | |
130 | dnl keep them together visually. | |
131 | AC_ARG_WITH([x-toolkit],[AS_HELP_STRING([--with-x-toolkit=KIT], | |
132 | [use an X toolkit (KIT one of: yes or gtk, gtk3, lucid or athena, motif, no)])], | |
133 | [ case "${withval}" in | |
134 | y | ye | yes ) val=gtk ;; | |
135 | n | no ) val=no ;; | |
136 | l | lu | luc | luci | lucid ) val=lucid ;; | |
137 | a | at | ath | athe | athen | athena ) val=athena ;; | |
138 | m | mo | mot | moti | motif ) val=motif ;; | |
139 | g | gt | gtk ) val=gtk ;; | |
140 | gtk3 ) val=gtk3 ;; | |
141 | * ) | |
142 | AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid; | |
143 | this option's value should be `yes', `no', `lucid', `athena', `motif', `gtk' or | |
144 | `gtk3'. `yes' and `gtk' are synonyms. `athena' and `lucid' are synonyms.]) | |
145 | ;; | |
146 | esac | |
147 | with_x_toolkit=$val | |
148 | ]) | |
149 | ||
81eafe29 PE |
150 | OPTION_DEFAULT_OFF([wide-int], [prefer wide Emacs integers (typically 62-bit)]) |
151 | if test "$with_wide_int" = yes; then | |
152 | AC_DEFINE([WIDE_EMACS_INT], 1, [Use long long for EMACS_INT if available.]) | |
153 | fi | |
154 | ||
067d23c9 KY |
155 | dnl _ON results in a '--without' option in the --help output, so |
156 | dnl the help text should refer to "don't compile", etc. | |
157 | OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support]) | |
158 | OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support]) | |
159 | OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support]) | |
160 | OPTION_DEFAULT_ON([gif],[don't compile with GIF image support]) | |
161 | OPTION_DEFAULT_ON([png],[don't compile with PNG image support]) | |
162 | OPTION_DEFAULT_ON([rsvg],[don't compile with SVG image support]) | |
163 | OPTION_DEFAULT_ON([xml2],[don't compile with XML parsing support]) | |
164 | OPTION_DEFAULT_ON([imagemagick],[don't compile with ImageMagick image support]) | |
165 | ||
166 | OPTION_DEFAULT_ON([xft],[don't use XFT for anti aliased fonts]) | |
167 | OPTION_DEFAULT_ON([libotf],[don't use libotf for OpenType font support]) | |
168 | OPTION_DEFAULT_ON([m17n-flt],[don't use m17n-flt for text shaping]) | |
169 | ||
170 | OPTION_DEFAULT_ON([toolkit-scroll-bars],[don't use Motif or Xaw3d scroll bars]) | |
171 | OPTION_DEFAULT_ON([xaw3d],[don't use Xaw3d]) | |
172 | OPTION_DEFAULT_ON([xim],[don't use X11 XIM]) | |
b612ffc9 | 173 | OPTION_DEFAULT_OFF([ns],[use NeXTstep (Cocoa or GNUstep) windowing system]) |
067d23c9 KY |
174 | |
175 | OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux console]) | |
176 | OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support]) | |
177 | OPTION_DEFAULT_ON([gconf],[don't compile with GConf support]) | |
9851bfc5 | 178 | OPTION_DEFAULT_ON([gsettings],[don't compile with GSettings support]) |
067d23c9 KY |
179 | OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support]) |
180 | OPTION_DEFAULT_ON([gnutls],[don't use -lgnutls for SSL/TLS support]) | |
181 | ||
182 | ## For the times when you want to build Emacs but don't have | |
183 | ## a suitable makeinfo, and can live without the manuals. | |
184 | dnl http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01844.html | |
185 | OPTION_DEFAULT_ON([makeinfo],[don't require makeinfo for building manuals]) | |
186 | ||
6c269a38 PE |
187 | ## Makefile.in needs the cache file name. |
188 | AC_SUBST(cache_file) | |
189 | ||
067d23c9 KY |
190 | ## This is an option because I do not know if all info/man support |
191 | ## compressed files, nor how to test if they do so. | |
192 | OPTION_DEFAULT_ON([compress-info],[don't compress the installed Info pages]) | |
193 | if test $with_compress_info = yes; then | |
194 | GZIP_INFO=yes | |
195 | else | |
196 | GZIP_INFO= | |
197 | fi | |
198 | AC_SUBST(GZIP_INFO) | |
199 | ||
200 | AC_ARG_WITH([pkg-config-prog],dnl | |
201 | [AS_HELP_STRING([--with-pkg-config-prog=PATH], | |
202 | [path to pkg-config for finding GTK and librsvg])]) | |
203 | if test "X${with_pkg_config_prog}" != X; then | |
204 | if test "${with_pkg_config_prog}" != yes; then | |
205 | PKG_CONFIG="${with_pkg_config_prog}" | |
206 | fi | |
207 | fi | |
208 | ||
209 | CRT_DIR= | |
210 | AC_ARG_WITH([crt-dir],dnl | |
211 | [AS_HELP_STRING([--with-crt-dir=DIR],[directory containing crtn.o etc. | |
212 | The default is /usr/lib, or /usr/lib64 on some platforms.])]) | |
213 | CRT_DIR="${with_crt_dir}" | |
214 | ||
4fc5868a UM |
215 | AC_ARG_WITH(gameuser,dnl |
216 | [AS_HELP_STRING([--with-gameuser=USER],[user for shared game score files])]) | |
217 | test "X${with_gameuser}" != X && test "${with_gameuser}" != yes \ | |
218 | && gameuser="${with_gameuser}" | |
219 | test "X$gameuser" = X && gameuser=games | |
220 | ||
067d23c9 KY |
221 | AC_ARG_WITH([gnustep-conf],dnl |
222 | [AS_HELP_STRING([--with-gnustep-conf=PATH],[path to GNUstep.conf; default $GNUSTEP_CONFIG_FILE, or /etc/GNUstep/GNUstep.conf])]) | |
223 | test "X${with_gnustep_conf}" != X && test "${with_gnustep_conf}" != yes && \ | |
224 | GNUSTEP_CONFIG_FILE="${with_gnustep_conf}" | |
225 | test "X$GNUSTEP_CONFIG_FILE" = "X" && \ | |
226 | GNUSTEP_CONFIG_FILE=/etc/GNUstep/GNUstep.conf | |
227 | ||
228 | AC_ARG_ENABLE(ns-self-contained, | |
229 | [AS_HELP_STRING([--disable-ns-self-contained], | |
230 | [disable self contained build under NeXTstep])], | |
231 | EN_NS_SELF_CONTAINED=$enableval, | |
232 | EN_NS_SELF_CONTAINED=yes) | |
233 | ||
067d23c9 KY |
234 | AC_ARG_ENABLE(locallisppath, |
235 | [AS_HELP_STRING([--enable-locallisppath=PATH], | |
236 | [directories Emacs should search for lisp files specific | |
237 | to this site])], | |
238 | if test "${enableval}" = "no"; then | |
239 | locallisppath= | |
240 | elif test "${enableval}" != "yes"; then | |
241 | locallisppath=${enableval} | |
242 | fi) | |
243 | ||
244 | AC_ARG_ENABLE(checking, | |
245 | [AS_HELP_STRING([--enable-checking@<:@=LIST@:>@], | |
246 | [enable expensive run-time checks. With LIST, | |
247 | enable only specific categories of checks. | |
248 | Categories are: all,yes,no. | |
249 | Flags are: stringbytes, stringoverrun, stringfreelist, | |
e509cfa6 | 250 | xmallocoverrun, conslist, glyphs])], |
067d23c9 KY |
251 | [ac_checking_flags="${enableval}"],[]) |
252 | IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS," | |
253 | for check in $ac_checking_flags | |
254 | do | |
255 | case $check in | |
256 | # these set all the flags to specific states | |
257 | yes) ac_enable_checking=1 ;; | |
258 | no) ac_enable_checking= ; | |
259 | ac_gc_check_stringbytes= ; | |
260 | ac_gc_check_string_overrun= ; | |
261 | ac_gc_check_string_free_list= ; | |
262 | ac_xmalloc_overrun= ; | |
e509cfa6 | 263 | ac_gc_check_cons_list= ; |
94eb8e0a | 264 | ac_glyphs_debug= ;; |
067d23c9 KY |
265 | all) ac_enable_checking=1 ; |
266 | ac_gc_check_stringbytes=1 ; | |
267 | ac_gc_check_string_overrun=1 ; | |
268 | ac_gc_check_string_free_list=1 ; | |
269 | ac_xmalloc_overrun=1 ; | |
e509cfa6 | 270 | ac_gc_check_cons_list=1 ; |
94eb8e0a | 271 | ac_glyphs_debug=1 ;; |
067d23c9 KY |
272 | # these enable particular checks |
273 | stringbytes) ac_gc_check_stringbytes=1 ;; | |
274 | stringoverrun) ac_gc_check_string_overrun=1 ;; | |
275 | stringfreelist) ac_gc_check_string_free_list=1 ;; | |
276 | xmallocoverrun) ac_xmalloc_overrun=1 ;; | |
277 | conslist) ac_gc_check_cons_list=1 ;; | |
94eb8e0a | 278 | glyphs) ac_glyphs_debug=1 ;; |
067d23c9 KY |
279 | *) AC_MSG_ERROR(unknown check category $check) ;; |
280 | esac | |
281 | done | |
282 | IFS="$ac_save_IFS" | |
283 | ||
284 | if test x$ac_enable_checking != x ; then | |
285 | AC_DEFINE(ENABLE_CHECKING, 1, | |
a54e2c05 | 286 | [Define to 1 if expensive run-time data type and consistency checks are enabled.]) |
067d23c9 KY |
287 | fi |
288 | if test x$ac_gc_check_stringbytes != x ; then | |
289 | AC_DEFINE(GC_CHECK_STRING_BYTES, 1, | |
290 | [Define this temporarily to hunt a bug. If defined, the size of | |
291 | strings is redundantly recorded in sdata structures so that it can | |
292 | be compared to the sizes recorded in Lisp strings.]) | |
293 | fi | |
40697cd9 | 294 | if test x$ac_gc_check_string_overrun != x ; then |
067d23c9 KY |
295 | AC_DEFINE(GC_CHECK_STRING_OVERRUN, 1, |
296 | [Define this to check for short string overrun.]) | |
297 | fi | |
298 | if test x$ac_gc_check_string_free_list != x ; then | |
299 | AC_DEFINE(GC_CHECK_STRING_FREE_LIST, 1, | |
300 | [Define this to check the string free list.]) | |
301 | fi | |
302 | if test x$ac_xmalloc_overrun != x ; then | |
303 | AC_DEFINE(XMALLOC_OVERRUN_CHECK, 1, | |
304 | [Define this to check for malloc buffer overrun.]) | |
305 | fi | |
306 | if test x$ac_gc_check_cons_list != x ; then | |
307 | AC_DEFINE(GC_CHECK_CONS_LIST, 1, | |
308 | [Define this to check for errors in cons list.]) | |
309 | fi | |
94eb8e0a | 310 | if test x$ac_glyphs_debug != x ; then |
e509cfa6 DA |
311 | AC_DEFINE(GLYPH_DEBUG, 1, |
312 | [Define this to enable glyphs debugging code.]) | |
313 | fi | |
067d23c9 | 314 | |
646b5f55 AS |
315 | AC_ARG_ENABLE(check-lisp-object-type, |
316 | [AS_HELP_STRING([--enable-check-lisp-object-type], | |
317 | [enable compile time checks for the Lisp_Object data type. | |
318 | This is useful for development for catching certain types of bugs.])], | |
067d23c9 | 319 | if test "${enableval}" != "no"; then |
646b5f55 AS |
320 | AC_DEFINE(CHECK_LISP_OBJECT_TYPE, 1, |
321 | [Define this to enable compile time checks for the Lisp_Object data type.]) | |
067d23c9 KY |
322 | fi) |
323 | ||
324 | ||
325 | AC_ARG_ENABLE(profiling, | |
326 | [AS_HELP_STRING([--enable-profiling], | |
327 | [build emacs with profiling support. | |
328 | This might not work on all platforms])], | |
329 | [ac_enable_profiling="${enableval}"],[]) | |
330 | if test x$ac_enable_profiling != x ; then | |
331 | PROFILING_CFLAGS="-DPROFILING=1 -pg" | |
332 | else | |
333 | PROFILING_CFLAGS= | |
334 | fi | |
335 | AC_SUBST(PROFILING_CFLAGS) | |
336 | ||
337 | AC_ARG_ENABLE(autodepend, | |
338 | [AS_HELP_STRING([--enable-autodepend], | |
339 | [automatically generate dependencies to .h-files. | |
340 | Requires GNU Make and Gcc. Enabled if GNU Make and Gcc is | |
341 | found])], | |
342 | [ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes]) | |
343 | ||
344 | #### Make srcdir absolute, if it isn't already. It's important to | |
345 | #### avoid running the path through pwd unnecessarily, since pwd can | |
346 | #### give you automounter prefixes, which can go away. We do all this | |
347 | #### so Emacs can find its files when run uninstalled. | |
348 | ## Make sure CDPATH doesn't affect cd (in case PWD is relative). | |
349 | unset CDPATH | |
350 | case "${srcdir}" in | |
351 | /* ) ;; | |
352 | . ) | |
353 | ## We may be able to use the $PWD environment variable to make this | |
354 | ## absolute. But sometimes PWD is inaccurate. | |
355 | ## Note: we used to use ${PWD} at the end instead of `pwd`, | |
356 | ## but that tested only for a well-formed and valid PWD, | |
357 | ## it did not object when PWD was well-formed and valid but just wrong. | |
358 | if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`" ; | |
359 | then | |
360 | srcdir="$PWD" | |
361 | else | |
362 | srcdir="`(cd ${srcdir}; pwd)`" | |
363 | fi | |
364 | ;; | |
365 | * ) srcdir="`(cd ${srcdir}; pwd)`" ;; | |
366 | esac | |
367 | ||
34374650 PE |
368 | #### Given the configuration name, set opsysfile to the |
369 | #### name of s/*.h file we should use. | |
067d23c9 KY |
370 | |
371 | ### Canonicalize the configuration name. | |
372 | ||
373 | AC_CANONICAL_HOST | |
374 | canonical=$host | |
375 | configuration=${host_alias-${build_alias-$host}} | |
376 | ||
377 | dnl This used to use changequote, but, apart from `changequote is evil' | |
378 | dnl per the autoconf manual, we can speed up autoconf somewhat by quoting | |
379 | dnl the great gob of text. Thus it's not processed for possible expansion. | |
380 | dnl Just make sure the brackets remain balanced. | |
381 | dnl | |
382 | dnl Since Emacs can't find matching pairs of quotes, boundaries are | |
383 | dnl indicated by comments. | |
384 | dnl quotation begins | |
385 | [ | |
386 | ||
387 | ### If you add support for a new configuration, add code to this | |
388 | ### switch statement to recognize your configuration name and select | |
34374650 | 389 | ### the appropriate operating system file. |
067d23c9 | 390 | |
34374650 | 391 | ### You would hope that you could choose an s/*.h |
067d23c9 | 392 | ### file based on the operating system portion. However, it turns out |
34374650 | 393 | ### that each s/*.h file is pretty manufacturer-specific. |
067d23c9 KY |
394 | ### So we basically have to have a special case for each |
395 | ### configuration name. | |
396 | ### | |
397 | ### As far as handling version numbers on operating systems is | |
398 | ### concerned, make sure things will fail in a fixable way. If | |
399 | ### /etc/MACHINES doesn't say anything about version numbers, be | |
400 | ### prepared to handle anything reasonably. If version numbers | |
401 | ### matter, be sure /etc/MACHINES says something about it. | |
402 | ||
34374650 | 403 | opsys='' unported=no |
067d23c9 KY |
404 | case "${canonical}" in |
405 | ||
695a3dc5 PE |
406 | ## GNU/Linux and similar ports |
407 | *-*-linux* ) | |
d6a003a8 | 408 | opsys=gnu-linux |
d6a003a8 AS |
409 | ;; |
410 | ||
067d23c9 KY |
411 | ## FreeBSD ports |
412 | *-*-freebsd* ) | |
413 | opsys=freebsd | |
067d23c9 KY |
414 | ;; |
415 | ||
416 | ## FreeBSD kernel + glibc based userland | |
417 | *-*-kfreebsd*gnu* ) | |
418 | opsys=gnu-kfreebsd | |
067d23c9 KY |
419 | ;; |
420 | ||
421 | ## NetBSD ports | |
422 | *-*-netbsd* ) | |
423 | opsys=netbsd | |
067d23c9 KY |
424 | ;; |
425 | ||
426 | ## OpenBSD ports | |
427 | *-*-openbsd* ) | |
428 | opsys=openbsd | |
067d23c9 KY |
429 | ;; |
430 | ||
067d23c9 KY |
431 | ## Apple Darwin / Mac OS X |
432 | *-apple-darwin* ) | |
433 | case "${canonical}" in | |
34374650 PE |
434 | i[3456]86-* ) ;; |
435 | powerpc-* ) ;; | |
436 | x86_64-* ) ;; | |
067d23c9 KY |
437 | * ) unported=yes ;; |
438 | esac | |
439 | opsys=darwin | |
136c45ee GM |
440 | ## Use fink packages if available. |
441 | ## FIXME find a better way to do this: http://debbugs.gnu.org/11507 | |
442 | ## if test -d /sw/include && test -d /sw/lib; then | |
443 | ## GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib" | |
444 | ## NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS} | |
445 | ## fi | |
067d23c9 KY |
446 | ;; |
447 | ||
448 | ## HP 9000 series 700 and 800, running HP/UX | |
449 | hppa*-hp-hpux10.2* ) | |
d6a003a8 | 450 | opsys=hpux10-20 |
067d23c9 KY |
451 | ;; |
452 | hppa*-hp-hpux1[1-9]* ) | |
d6a003a8 | 453 | opsys=hpux11 |
067d23c9 KY |
454 | CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS" |
455 | ;; | |
456 | ||
067d23c9 | 457 | ## IBM machines |
067d23c9 | 458 | rs6000-ibm-aix4.[23]* ) |
34374650 | 459 | opsys=aix4-2 |
067d23c9 KY |
460 | ;; |
461 | powerpc-ibm-aix4.[23]* ) | |
34374650 | 462 | opsys=aix4-2 |
067d23c9 KY |
463 | ;; |
464 | rs6000-ibm-aix[56]* ) | |
34374650 | 465 | opsys=aix4-2 |
067d23c9 KY |
466 | ;; |
467 | powerpc-ibm-aix[56]* ) | |
34374650 | 468 | opsys=aix4-2 |
067d23c9 KY |
469 | ;; |
470 | ||
067d23c9 KY |
471 | ## Silicon Graphics machines |
472 | ## Iris 4D | |
473 | mips-sgi-irix6.5 ) | |
76b397fb | 474 | opsys=irix6-5 |
067d23c9 KY |
475 | # Without defining _LANGUAGE_C, things get masked out in the headers |
476 | # so that, for instance, grepping for `free' in stdlib.h fails and | |
477 | # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m). | |
067d23c9 KY |
478 | NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C" |
479 | ;; | |
480 | ||
481 | ## Suns | |
067d23c9 KY |
482 | *-sun-solaris* \ |
483 | | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* \ | |
484 | | x86_64-*-solaris2* | x86_64-*-sunos5*) | |
485 | case "${canonical}" in | |
34374650 PE |
486 | i[3456]86-*-* ) ;; |
487 | amd64-*-*|x86_64-*-*) ;; | |
488 | sparc* ) ;; | |
067d23c9 KY |
489 | * ) unported=yes ;; |
490 | esac | |
491 | case "${canonical}" in | |
492 | *-sunos5.6* | *-solaris2.6* ) | |
493 | opsys=sol2-6 | |
067d23c9 KY |
494 | RANLIB="ar -ts" |
495 | ;; | |
496 | *-sunos5.[7-9]* | *-solaris2.[7-9]* ) | |
497 | opsys=sol2-6 | |
498 | emacs_check_sunpro_c=yes | |
067d23c9 KY |
499 | ;; |
500 | *-sunos5* | *-solaris* ) | |
501 | opsys=sol2-10 | |
502 | emacs_check_sunpro_c=yes | |
067d23c9 KY |
503 | ;; |
504 | esac | |
505 | ## Watch out for a compiler that we know will not work. | |
506 | case "${canonical}" in | |
507 | *-solaris* | *-sunos5* ) | |
508 | if [ "x$CC" = x/usr/ucb/cc ]; then | |
509 | ## /usr/ucb/cc doesn't work; | |
510 | ## we should find some other compiler that does work. | |
511 | unset CC | |
512 | fi | |
513 | ;; | |
514 | *) ;; | |
515 | esac | |
516 | ;; | |
517 | ||
067d23c9 KY |
518 | ## Intel 386 machines where we don't care about the manufacturer. |
519 | i[3456]86-*-* ) | |
067d23c9 KY |
520 | case "${canonical}" in |
521 | *-cygwin ) opsys=cygwin ;; | |
27cb7be2 | 522 | *-darwin* ) opsys=darwin ;; |
f04940ae PE |
523 | *-sysv4.2uw* ) opsys=unixware ;; |
524 | *-sysv5uw* ) opsys=unixware ;; | |
525 | *-sysv5OpenUNIX* ) opsys=unixware ;; | |
067d23c9 KY |
526 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. |
527 | esac | |
528 | ;; | |
529 | ||
067d23c9 KY |
530 | * ) |
531 | unported=yes | |
532 | ;; | |
533 | esac | |
534 | ||
535 | ### If the code above didn't choose an operating system, just choose | |
536 | ### an operating system based on the configuration name. You really | |
537 | ### only want to use this when you have no idea what the right | |
538 | ### operating system is; if you know what operating systems a machine | |
539 | ### runs, it's cleaner to make it explicit in the case statement | |
540 | ### above. | |
541 | if test x"${opsys}" = x; then | |
542 | case "${canonical}" in | |
543 | *-gnu* ) opsys=gnu ;; | |
544 | * ) | |
545 | unported=yes | |
546 | ;; | |
547 | esac | |
548 | fi | |
549 | ||
550 | ] | |
551 | dnl quotation ends | |
552 | ||
553 | if test $unported = yes; then | |
554 | AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems. | |
555 | Check `etc/MACHINES' for recognized configuration names.]) | |
556 | fi | |
557 | ||
067d23c9 KY |
558 | opsysfile="s/${opsys}.h" |
559 | ||
560 | ||
561 | #### Choose a compiler. | |
27cb7be2 | 562 | |
067d23c9 KY |
563 | dnl Sets GCC=yes if using gcc. |
564 | AC_PROG_CC | |
9a514d4a PE |
565 | AM_PROG_CC_C_O |
566 | ||
067d23c9 KY |
567 | if test x$GCC = xyes; then |
568 | test "x$GCC_TEST_OPTIONS" != x && CC="$CC $GCC_TEST_OPTIONS" | |
569 | else | |
570 | test "x$NON_GCC_TEST_OPTIONS" != x && CC="$CC $NON_GCC_TEST_OPTIONS" | |
571 | fi | |
572 | ||
f04940ae PE |
573 | # Initialize gnulib right after choosing the compiler. |
574 | gl_EARLY | |
575 | ||
b8df54ff PE |
576 | AC_ARG_ENABLE([gcc-warnings], |
577 | [AS_HELP_STRING([--enable-gcc-warnings], | |
f5c08e17 PE |
578 | [turn on lots of GCC warnings. This is intended for |
579 | developers, and may generate false alarms when used | |
580 | with older or non-GNU development tools.])], | |
b8df54ff PE |
581 | [case $enableval in |
582 | yes|no) ;; | |
583 | *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;; | |
584 | esac | |
585 | gl_gcc_warnings=$enableval], | |
586 | [gl_gcc_warnings=no] | |
587 | ) | |
588 | ||
94eb8e0a DA |
589 | AC_ARG_ENABLE(link-time-optimization, |
590 | [AS_HELP_STRING([--enable-link-time-optimization], | |
591 | [build emacs with link-time optimization. | |
592 | This is supported only for GCC since 4.5.0.])], | |
593 | if test "${enableval}" != "no"; then | |
594 | AC_MSG_CHECKING([whether link-time optimization is supported]) | |
595 | ac_lto_supported=no | |
596 | if test x$GCC = xyes; then | |
597 | CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null` | |
598 | if test x$CPUS != x; then | |
599 | LTO="-flto=$CPUS" | |
600 | else | |
601 | LTO="-flto" | |
f5c08e17 | 602 | fi |
94eb8e0a DA |
603 | old_CFLAGS=$CFLAGS |
604 | CFLAGS="$CFLAGS $LTO" | |
605 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], | |
606 | [ac_lto_supported=yes], [ac_lto_supported=no]) | |
607 | CFLAGS="$old_CFLAGS" | |
608 | fi | |
609 | AC_MSG_RESULT([$ac_lto_supported]) | |
610 | if test "$ac_lto_supported" = "yes"; then | |
611 | CFLAGS="$CFLAGS $LTO" | |
612 | fi | |
613 | fi) | |
614 | ||
b8df54ff PE |
615 | # gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found]) |
616 | # ------------------------------------------------ | |
617 | # If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND. | |
618 | # Otherwise, run RUN-IF-NOT-FOUND. | |
619 | AC_DEFUN([gl_GCC_VERSION_IFELSE], | |
620 | [AC_PREPROC_IFELSE( | |
621 | [AC_LANG_PROGRAM( | |
622 | [[ | |
623 | #if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__) | |
624 | /* ok */ | |
625 | #else | |
626 | # error "your version of gcc is older than $1.$2" | |
627 | #endif | |
628 | ]]), | |
629 | ], [$3], [$4]) | |
630 | ] | |
631 | ) | |
632 | ||
633 | # When compiling with GCC, prefer -isystem to -I when including system | |
634 | # include files, to avoid generating useless diagnostics for the files. | |
635 | if test "$gl_gcc_warnings" != yes; then | |
636 | isystem='-I' | |
637 | else | |
638 | isystem='-isystem ' | |
639 | ||
640 | # This, $nw, is the list of warnings we disable. | |
641 | nw= | |
642 | ||
643 | case $with_x_toolkit in | |
644 | lucid | athena | motif) | |
645 | # Old toolkits mishandle 'const'. | |
646 | nw="$nw -Wwrite-strings" | |
647 | ;; | |
648 | *) | |
649 | gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) | |
650 | ;; | |
651 | esac | |
652 | AC_SUBST([WERROR_CFLAGS]) | |
653 | ||
654 | nw="$nw -Waggregate-return" # anachronistic | |
a74e8e38 | 655 | nw="$nw -Wlong-long" # C90 is anachronistic |
b8df54ff PE |
656 | nw="$nw -Wc++-compat" # We don't care about C++ compilers |
657 | nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib | |
658 | nw="$nw -Wtraditional" # Warns on #elif which we use often | |
659 | nw="$nw -Wcast-qual" # Too many warnings for now | |
660 | nw="$nw -Wconversion" # Too many warnings for now | |
661 | nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings | |
662 | nw="$nw -Wsign-conversion" # Too many warnings for now | |
663 | nw="$nw -Woverlength-strings" # Not a problem these days | |
664 | nw="$nw -Wtraditional-conversion" # Too many warnings for now | |
6045c4fd | 665 | nw="$nw -Wunreachable-code" # so buggy that it's now silently ignored |
b8df54ff | 666 | nw="$nw -Wpadded" # Our structs are not padded |
6045c4fd | 667 | nw="$nw -Wredundant-decls" # we regularly (re)declare functions |
b8df54ff | 668 | nw="$nw -Wlogical-op" # any use of fwrite provokes this |
6045c4fd | 669 | nw="$nw -Wformat-nonliteral" # we do this a lot |
b8df54ff PE |
670 | nw="$nw -Wvla" # warnings in gettext.h |
671 | nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ | |
672 | nw="$nw -Wswitch-enum" # Too many warnings for now | |
673 | nw="$nw -Wswitch-default" # Too many warnings for now | |
6045c4fd PE |
674 | nw="$nw -Wfloat-equal" # warns about high-quality code |
675 | nw="$nw -Winline" # OK to ignore 'inline' | |
676 | nw="$nw -Wsync-nand" # irrelevant here, and provokes ObjC warning | |
677 | nw="$nw -Wunsafe-loop-optimizations" # OK to suppress unsafe optimizations | |
b8df54ff PE |
678 | |
679 | # Emacs doesn't care about shadowing; see | |
680 | # <http://lists.gnu.org/archive/html/emacs-diffs/2011-11/msg00265.html>. | |
681 | nw="$nw -Wshadow" | |
682 | ||
683 | # The following lines should be removable at some point. | |
e36899b6 PE |
684 | nw="$nw -Wstack-protector" |
685 | nw="$nw -Wstrict-overflow" | |
b8df54ff PE |
686 | nw="$nw -Wsuggest-attribute=const" |
687 | nw="$nw -Wsuggest-attribute=pure" | |
688 | ||
689 | gl_MANYWARN_ALL_GCC([ws]) | |
690 | gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) | |
691 | for w in $ws; do | |
692 | gl_WARN_ADD([$w]) | |
693 | done | |
694 | gl_WARN_ADD([-Wno-missing-field-initializers]) # We need this one | |
695 | gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now | |
696 | gl_WARN_ADD([-Wno-type-limits]) # Too many warnings for now | |
697 | gl_WARN_ADD([-Wno-switch]) # Too many warnings for now | |
698 | gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now | |
699 | gl_WARN_ADD([-Wno-format-nonliteral]) | |
700 | ||
701 | # In spite of excluding -Wlogical-op above, it is enabled, as of | |
702 | # gcc 4.5.0 20090517. | |
703 | gl_WARN_ADD([-Wno-logical-op]) | |
704 | ||
705 | gl_WARN_ADD([-fdiagnostics-show-option]) | |
706 | gl_WARN_ADD([-funit-at-a-time]) | |
707 | ||
b8df54ff PE |
708 | AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.]) |
709 | AC_DEFINE([_FORTIFY_SOURCE], [2], | |
710 | [enable compile-time and run-time bounds-checking, and some warnings]) | |
711 | AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks]) | |
712 | ||
713 | # We use a slightly smaller set of warning options for lib/. | |
714 | # Remove the following and save the result in GNULIB_WARN_CFLAGS. | |
715 | nw= | |
716 | nw="$nw -Wunused-macros" | |
717 | ||
718 | gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) | |
719 | AC_SUBST([GNULIB_WARN_CFLAGS]) | |
067d23c9 | 720 | fi |
067d23c9 | 721 | |
067d23c9 KY |
722 | |
723 | ||
f04940ae PE |
724 | dnl Some other nice autoconf tests. |
725 | dnl These are commented out, since gl_EARLY and/or Autoconf already does them. | |
726 | dnl AC_PROG_INSTALL | |
727 | dnl AC_PROG_MKDIR_P | |
728 | dnl if test "x$RANLIB" = x; then | |
729 | dnl AC_PROG_RANLIB | |
730 | dnl fi | |
067d23c9 | 731 | |
0e7a053e PE |
732 | AC_PATH_PROG(INSTALL_INFO, install-info, :, |
733 | $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin) | |
067d23c9 KY |
734 | dnl Don't use GZIP, which is used by gzip for additional parameters. |
735 | AC_PATH_PROG(GZIP_PROG, gzip) | |
736 | ||
0b6b25d5 GM |
737 | if test $opsys = gnu-linux; then |
738 | AC_PATH_PROG(PAXCTL, paxctl,, | |
739 | [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/usr/sbin]) | |
740 | fi | |
067d23c9 | 741 | |
23df914b | 742 | ## Need makeinfo >= 4.7 (?) to build the manuals. |
067d23c9 KY |
743 | AC_PATH_PROG(MAKEINFO, makeinfo, no) |
744 | dnl By this stage, configure has already checked for egrep and set EGREP, | |
745 | dnl or exited with an error if no egrep was found. | |
746 | if test "$MAKEINFO" != "no" && \ | |
23df914b | 747 | test x"`$MAKEINFO --version 2> /dev/null | $EGREP 'texinfo[[^0-9]]*([[1-4]][[0-9]]+|[[5-9]]|4\.[[7-9]]|4\.[[1-6]][[0-9]]+)'`" = x; then |
067d23c9 KY |
748 | MAKEINFO=no |
749 | fi | |
750 | ||
751 | ## Makeinfo is unusual. For a released Emacs, the manuals are | |
752 | ## pre-built, and not deleted by the normal clean rules. makeinfo is | |
753 | ## therefore in the category of "special tools" not normally required, which | |
754 | ## configure does not have to check for (eg autoconf itself). | |
755 | ## In a Bazaar checkout on the other hand, the manuals are not included. | |
756 | ## So makeinfo is a requirement to build from Bazaar, and configure | |
757 | ## should test for it as it does for any other build requirement. | |
758 | ## We use the presence of $srcdir/info/emacs to distinguish a release, | |
759 | ## with pre-built manuals, from a Bazaar checkout. | |
e5365138 GM |
760 | HAVE_MAKEINFO=yes |
761 | ||
067d23c9 | 762 | if test "$MAKEINFO" = "no"; then |
e5365138 | 763 | MAKEINFO=makeinfo |
067d23c9 | 764 | if test "x${with_makeinfo}" = "xno"; then |
e5365138 | 765 | HAVE_MAKEINFO=no |
067d23c9 | 766 | elif test ! -e $srcdir/info/emacs; then |
23df914b | 767 | AC_MSG_ERROR( [You do not seem to have makeinfo >= 4.7, and your |
067d23c9 KY |
768 | source tree does not seem to have pre-built manuals in the `info' directory. |
769 | Either install a suitable version of makeinfo, or re-run configure | |
770 | with the `--without-makeinfo' option to build without the manuals.] ) | |
771 | fi | |
772 | fi | |
e5365138 | 773 | AC_SUBST(HAVE_MAKEINFO) |
067d23c9 | 774 | |
8045b906 GM |
775 | dnl Just so that there is only a single place we need to edit. |
776 | INFO_EXT=.info | |
777 | INFO_OPTS=--no-split | |
778 | AC_SUBST(INFO_EXT) | |
779 | AC_SUBST(INFO_OPTS) | |
780 | ||
067d23c9 KY |
781 | dnl Add our options to ac_link now, after it is set up. |
782 | ||
783 | if test x$GCC = xyes; then | |
784 | test "x$GCC_LINK_TEST_OPTIONS" != x && \ | |
785 | ac_link="$ac_link $GCC_LINK_TEST_OPTIONS" | |
786 | else | |
787 | test "x$NON_GCC_LINK_TEST_OPTIONS" != x && \ | |
788 | ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS" | |
789 | fi | |
790 | ||
791 | dnl We need -znocombreloc if we're using a relatively recent GNU ld. | |
792 | dnl If we can link with the flag, it shouldn't do any harm anyhow. | |
793 | dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.) | |
794 | dnl Treat GCC specially since it just gives a non-fatal `unrecognized option' | |
795 | dnl if not built to support GNU ld. | |
796 | ||
797 | late_LDFLAGS=$LDFLAGS | |
798 | if test x$GCC = xyes; then | |
799 | LDFLAGS="$LDFLAGS -Wl,-znocombreloc" | |
800 | else | |
801 | LDFLAGS="$LDFLAGS -znocombreloc" | |
802 | fi | |
803 | ||
804 | AC_MSG_CHECKING([for -znocombreloc]) | |
805 | AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], | |
806 | [AC_MSG_RESULT(yes)], | |
807 | LDFLAGS=$late_LDFLAGS | |
808 | [AC_MSG_RESULT(no)]) | |
809 | ||
810 | ||
067d23c9 KY |
811 | dnl The function dump-emacs will not be defined and temacs will do |
812 | dnl (load "loadup") automatically unless told otherwise. | |
4004ef46 | 813 | test "x$CANNOT_DUMP" = "x" && CANNOT_DUMP=no |
067d23c9 | 814 | case "$opsys" in |
4004ef46 | 815 | your-opsys-here) CANNOT_DUMP=yes ;; |
067d23c9 | 816 | esac |
4004ef46 GM |
817 | |
818 | test "$CANNOT_DUMP" = "yes" && \ | |
819 | AC_DEFINE(CANNOT_DUMP, 1, [Define if Emacs cannot be dumped on your system.]) | |
820 | ||
067d23c9 KY |
821 | AC_SUBST(CANNOT_DUMP) |
822 | ||
823 | ||
824 | UNEXEC_OBJ=unexelf.o | |
825 | case "$opsys" in | |
826 | # MSDOS uses unexcoff.o | |
827 | # MSWindows uses unexw32.o | |
828 | aix4-2) | |
829 | UNEXEC_OBJ=unexaix.o | |
830 | ;; | |
831 | cygwin) | |
832 | UNEXEC_OBJ=unexcw.o | |
833 | ;; | |
834 | darwin) | |
835 | UNEXEC_OBJ=unexmacosx.o | |
836 | ;; | |
837 | hpux10-20 | hpux11) | |
838 | UNEXEC_OBJ=unexhp9k800.o | |
839 | ;; | |
840 | sol2-10) | |
841 | # Use the Solaris dldump() function, called from unexsol.c, to dump | |
842 | # emacs, instead of the generic ELF dump code found in unexelf.c. | |
843 | # The resulting binary has a complete symbol table, and is better | |
844 | # for debugging and other observability tools (debuggers, pstack, etc). | |
b06b1098 | 845 | # |
067d23c9 KY |
846 | # If you encounter a problem using dldump(), please consider sending |
847 | # a message to the OpenSolaris tools-linking mailing list: | |
848 | # http://mail.opensolaris.org/mailman/listinfo/tools-linking | |
b06b1098 | 849 | # |
067d23c9 KY |
850 | # It is likely that dldump() works with older Solaris too, but this has |
851 | # not been tested, so for now this change is for Solaris 10 or newer. | |
852 | UNEXEC_OBJ=unexsol.o | |
853 | ;; | |
854 | esac | |
855 | ||
856 | LD_SWITCH_SYSTEM= | |
857 | case "$opsys" in | |
858 | freebsd) | |
859 | ## Let `ld' find image libs and similar things in /usr/local/lib. | |
860 | ## The system compiler, GCC, has apparently been modified to not | |
861 | ## look there, contrary to what a stock GCC would do. | |
3c30e766 GM |
862 | ### It's not our place to do this. See bug#10313#17. |
863 | ### LD_SWITCH_SYSTEM=-L/usr/local/lib | |
864 | : | |
067d23c9 KY |
865 | ;; |
866 | ||
867 | gnu-linux) | |
868 | ## cpp test was "ifdef __mips__", but presumably this is equivalent... | |
d6a003a8 | 869 | case $host_cpu in mips*) LD_SWITCH_SYSTEM="-G 0";; esac |
067d23c9 KY |
870 | ;; |
871 | ||
872 | netbsd) | |
3c30e766 GM |
873 | ### It's not our place to do this. See bug#10313#17. |
874 | ### LD_SWITCH_SYSTEM="-Wl,-rpath,/usr/pkg/lib -L/usr/pkg/lib -Wl,-rpath,/usr/local/lib -L/usr/local/lib" | |
875 | : | |
067d23c9 KY |
876 | ;; |
877 | ||
878 | openbsd) | |
879 | ## Han Boetes <han@mijncomputer.nl> says this is necessary, | |
880 | ## otherwise Emacs dumps core on elf systems. | |
881 | LD_SWITCH_SYSTEM="-Z" | |
882 | ;; | |
883 | esac | |
884 | AC_SUBST(LD_SWITCH_SYSTEM) | |
885 | ||
886 | ac_link="$ac_link $LD_SWITCH_SYSTEM" | |
887 | ||
4d5c6349 | 888 | ## This setting of LD_SWITCH_SYSTEM references LD_SWITCH_X_SITE_RPATH, |
067d23c9 KY |
889 | ## which has not been defined yet. When this was handled with cpp, |
890 | ## it was expanded to null when configure sourced the s/*.h file. | |
891 | ## Thus LD_SWITCH_SYSTEM had different values in configure and the Makefiles. | |
892 | ## FIXME it would be cleaner to put this in LD_SWITCH_SYSTEM_TEMACS | |
893 | ## (or somesuch), but because it is supposed to go at the _front_ | |
894 | ## of LD_SWITCH_SYSTEM, we cannot do that in exactly the same way. | |
895 | ## Compare with the gnu-linux case below, which added to the end | |
896 | ## of LD_SWITCH_SYSTEM, and so can instead go at the front of | |
897 | ## LD_SWITCH_SYSTEM_TEMACS. | |
898 | case "$opsys" in | |
899 | netbsd|openbsd) | |
4d5c6349 | 900 | LD_SWITCH_SYSTEM="\$(LD_SWITCH_X_SITE_RPATH) $LD_SWITCH_SYSTEM" ;; |
067d23c9 KY |
901 | esac |
902 | ||
903 | ||
904 | C_SWITCH_MACHINE= | |
34374650 PE |
905 | case $canonical in |
906 | alpha*) | |
067d23c9 KY |
907 | AC_CHECK_DECL([__ELF__]) |
908 | if test "$ac_cv_have_decl___ELF__" = "yes"; then | |
909 | ## With ELF, make sure that all common symbols get allocated to in the | |
910 | ## data section. Otherwise, the dump of temacs may miss variables in | |
911 | ## the shared library that have been initialized. For example, with | |
912 | ## GNU libc, __malloc_initialized would normally be resolved to the | |
913 | ## shared library's .bss section, which is fatal. | |
914 | if test "x$GCC" = "xyes"; then | |
915 | C_SWITCH_MACHINE="-fno-common" | |
916 | else | |
917 | AC_MSG_ERROR([What gives? Fix me if DEC Unix supports ELF now.]) | |
918 | fi | |
919 | else | |
b06b1098 | 920 | UNEXEC_OBJ=unexalpha.o |
067d23c9 | 921 | fi |
34374650 PE |
922 | ;; |
923 | esac | |
067d23c9 KY |
924 | AC_SUBST(C_SWITCH_MACHINE) |
925 | ||
926 | AC_SUBST(UNEXEC_OBJ) | |
927 | ||
928 | C_SWITCH_SYSTEM= | |
929 | ## Some programs in src produce warnings saying certain subprograms | |
930 | ## are too complex and need a MAXMEM value greater than 2000 for | |
931 | ## additional optimization. --nils@exp-math.uni-essen.de | |
932 | test "$opsys" = "aix4.2" && test "x$GCC" != "xyes" && \ | |
933 | C_SWITCH_SYSTEM="-ma -qmaxmem=4000" | |
934 | ## gnu-linux might need -D_BSD_SOURCE on old libc5 systems. | |
935 | ## It is redundant in glibc2, since we define _GNU_SOURCE. | |
936 | AC_SUBST(C_SWITCH_SYSTEM) | |
937 | ||
938 | ||
939 | LIBS_SYSTEM= | |
940 | case "$opsys" in | |
941 | ## IBM's X11R5 uses -lIM and -liconv in AIX 3.2.2. | |
942 | aix4-2) LIBS_SYSTEM="-lrts -lIM -liconv" ;; | |
943 | ||
944 | freebsd) LIBS_SYSTEM="-lutil" ;; | |
945 | ||
946 | hpux*) LIBS_SYSTEM="-l:libdld.sl" ;; | |
947 | ||
1f5d53eb | 948 | sol2*) LIBS_SYSTEM="-lsocket -lnsl" ;; |
067d23c9 KY |
949 | |
950 | ## Motif needs -lgen. | |
951 | unixware) LIBS_SYSTEM="-lsocket -lnsl -lelf -lgen" ;; | |
952 | esac | |
953 | AC_SUBST(LIBS_SYSTEM) | |
954 | ||
955 | ||
956 | ### Make sure subsequent tests use flags consistent with the build flags. | |
957 | ||
958 | if test x"${OVERRIDE_CPPFLAGS}" != x; then | |
959 | CPPFLAGS="${OVERRIDE_CPPFLAGS}" | |
960 | else | |
961 | CPPFLAGS="$C_SWITCH_SYSTEM $C_SWITCH_MACHINE $CPPFLAGS" | |
962 | fi | |
963 | ||
c1e127f9 PE |
964 | # Suppress obsolescent Autoconf test for size_t; Emacs assumes C89 or better. |
965 | AC_DEFUN([AC_TYPE_SIZE_T]) | |
2a84b02d PE |
966 | # Likewise for obsolescent test for uid_t, gid_t; Emacs assumes them. |
967 | AC_DEFUN([AC_TYPE_UID_T]) | |
c1e127f9 | 968 | |
067d23c9 | 969 | |
067d23c9 KY |
970 | LIB_MATH=-lm |
971 | LIB_STANDARD= | |
972 | START_FILES= | |
a9be7d2b GM |
973 | dnl Current possibilities handled by sed (aix4-2 -> aix, |
974 | dnl gnu-linux -> gnu/linux, etc.): | |
975 | dnl gnu, gnu/linux, gnu/kfreebsd, aix, cygwin, darwin, hpux, irix. | |
976 | dnl And special cases: berkeley-unix, usg-unix-v, ms-dos, windows-nt. | |
98d8c1f9 | 977 | SYSTEM_TYPE=`echo $opsys | sed -e 's/[[0-9]].*//' -e 's|-|/|'` |
067d23c9 | 978 | |
0538fab0 | 979 | dnl NB do not use CRT_DIR unquoted here, since it might not be set yet. |
067d23c9 KY |
980 | case $opsys in |
981 | cygwin ) | |
982 | LIB_MATH= | |
983 | START_FILES='pre-crt0.o' | |
984 | ;; | |
985 | darwin ) | |
986 | ## Adding -lm confuses the dynamic linker, so omit it. | |
987 | LIB_MATH= | |
988 | START_FILES='pre-crt0.o' | |
989 | ;; | |
990 | freebsd ) | |
991 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtend.o $(CRT_DIR)/crtn.o' | |
992 | START_FILES='pre-crt0.o $(CRT_DIR)/crt1.o $(CRT_DIR)/crti.o $(CRT_DIR)/crtbegin.o' | |
a9be7d2b | 993 | SYSTEM_TYPE=berkeley-unix |
067d23c9 KY |
994 | ;; |
995 | gnu-linux | gnu-kfreebsd ) | |
996 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtn.o' | |
997 | START_FILES='pre-crt0.o $(CRT_DIR)/crt1.o $(CRT_DIR)/crti.o' | |
998 | ;; | |
999 | hpux10-20 | hpux11 ) | |
1000 | LIB_STANDARD=-lc | |
1001 | START_FILES='pre-crt0.o $(CRT_DIR)/crt0.o' | |
1002 | ;; | |
0538fab0 | 1003 | dnl NB this may be adjusted below. |
067d23c9 | 1004 | netbsd | openbsd ) |
0538fab0 GM |
1005 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtend.o' |
1006 | START_FILES='pre-crt0.o $(CRT_DIR)/crt0.o $(CRT_DIR)/crtbegin.o' | |
a9be7d2b | 1007 | SYSTEM_TYPE=berkeley-unix |
067d23c9 | 1008 | ;; |
a9be7d2b GM |
1009 | |
1010 | sol2* | unixware ) | |
1011 | SYSTEM_TYPE=usg-unix-v | |
1012 | ;; | |
1013 | ||
067d23c9 KY |
1014 | esac |
1015 | ||
1016 | AC_SUBST(LIB_MATH) | |
1017 | AC_SUBST(START_FILES) | |
a9be7d2b GM |
1018 | AC_DEFINE_UNQUOTED(SYSTEM_TYPE, "$SYSTEM_TYPE", |
1019 | [The type of system you are compiling for; sets `system-type'.]) | |
067d23c9 | 1020 | |
adbc4ef4 GM |
1021 | dnl Not all platforms use crtn.o files. Check if the current one does. |
1022 | crt_files= | |
1023 | ||
1024 | for file in x $LIB_STANDARD $START_FILES; do | |
1025 | case "$file" in | |
1026 | *CRT_DIR*) crt_files="$crt_files `echo $file | sed -e 's|.*/||'`" ;; | |
1027 | esac | |
1028 | done | |
1029 | ||
1030 | if test "x$crt_files" != x; then | |
1031 | ||
1032 | ## If user specified a crt-dir, use that unconditionally. | |
e9dfbb4a GM |
1033 | crt_gcc=no |
1034 | ||
adbc4ef4 GM |
1035 | if test "X$CRT_DIR" = "X"; then |
1036 | ||
1037 | CRT_DIR=/usr/lib # default | |
1038 | ||
1039 | case "$canonical" in | |
1040 | x86_64-*-linux-gnu* | s390x-*-linux-gnu*) | |
1041 | ## On x86-64 and s390x GNU/Linux distributions, the standard library | |
1042 | ## can be in a variety of places. We only try /usr/lib64 and /usr/lib. | |
1043 | ## For anything else (eg /usr/lib32), it is up the user to specify | |
1044 | ## the location (bug#5655). | |
1045 | ## Test for crtn.o, not just the directory, because sometimes the | |
1046 | ## directory exists but does not have the relevant files (bug#1287). | |
1047 | ## FIXME better to test for binary compatibility somehow. | |
1048 | test -e /usr/lib64/crtn.o && CRT_DIR=/usr/lib64 | |
1049 | ;; | |
1050 | ||
1051 | powerpc64-*-linux-gnu* | sparc64-*-linux-gnu*) CRT_DIR=/usr/lib64 ;; | |
1052 | esac | |
1053 | ||
1054 | case "$opsys" in | |
1055 | hpux10-20) CRT_DIR=/lib ;; | |
1056 | esac | |
1057 | ||
e9dfbb4a GM |
1058 | test "x${GCC}" = xyes && crt_gcc=yes |
1059 | ||
adbc4ef4 GM |
1060 | fi # CRT_DIR = "" |
1061 | ||
1062 | crt_missing= | |
adbc4ef4 GM |
1063 | |
1064 | for file in $crt_files; do | |
1065 | ||
1066 | ## If we're using gcc, try to determine it automatically by asking | |
1067 | ## gcc. [If this doesn't work, CRT_DIR will remain at the | |
1068 | ## system-dependent default from above.] | |
adbc4ef4 | 1069 | if test $crt_gcc = yes && test ! -e $CRT_DIR/$file; then |
adbc4ef4 GM |
1070 | |
1071 | crt_file=`$CC --print-file-name=$file 2>/dev/null` | |
1072 | case "$crt_file" in | |
1073 | */*) | |
1074 | CRT_DIR=`AS_DIRNAME(["$crt_file"])` | |
1075 | ;; | |
1076 | esac | |
1077 | fi | |
1078 | ||
d34a9bb3 GM |
1079 | dnl We expect all the files to be in a single directory, so after the |
1080 | dnl first there is no point asking gcc. | |
1081 | crt_gcc=no | |
1082 | ||
9cfdb3ec | 1083 | test -e $CRT_DIR/$file || crt_missing="$crt_missing $file" |
adbc4ef4 GM |
1084 | done # $crt_files |
1085 | ||
1086 | test "x$crt_missing" = x || \ | |
1087 | AC_MSG_ERROR([Required file(s) not found:$crt_missing | |
1088 | Try using the --with-crt-dir option.]) | |
1089 | ||
1090 | fi # crt_files != "" | |
1091 | ||
1092 | AC_SUBST(CRT_DIR) | |
1093 | ||
0538fab0 GM |
1094 | case $opsys in |
1095 | netbsd | openbsd ) | |
1096 | if test -f $CRT_DIR/crti.o; then | |
1097 | ||
1098 | test -f $CRT_DIR/crtn.o || \ | |
1099 | AC_MSG_ERROR([Required file not found: crtn.o]) | |
1100 | ||
1101 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtend.o $(CRT_DIR)/crtn.o' | |
1102 | START_FILES='pre-crt0.o $(CRT_DIR)/crt0.o $(CRT_DIR)/crti.o $(CRT_DIR)/crtbegin.o' | |
1103 | fi | |
1104 | ;; | |
1105 | esac | |
1106 | ||
adbc4ef4 | 1107 | |
d35af63c PE |
1108 | # Configure gnulib before invoking PKG_CHECK_MODULES, as the latter might |
1109 | # for example add -lrt to RSVG_LIBS, which would then cause gnulib to | |
1110 | # incorrectly conclude that -lrt is not needed to link clock_gettime. | |
1111 | gl_ASSERT_NO_GNULIB_POSIXCHECK | |
1112 | gl_ASSERT_NO_GNULIB_TESTS | |
1113 | gl_INIT | |
1114 | ||
0e7a053e PE |
1115 | AC_PATH_PROG(PKG_CONFIG, pkg-config, no) |
1116 | ||
067d23c9 KY |
1117 | dnl This function definition taken from Gnome 2.0 |
1118 | dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not) | |
1119 | dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page | |
1120 | dnl also defines GSTUFF_PKG_ERRORS on error | |
1121 | AC_DEFUN([PKG_CHECK_MODULES], [ | |
1122 | succeeded=no | |
1123 | ||
067d23c9 KY |
1124 | if test "$PKG_CONFIG" = "no" ; then |
1125 | ifelse([$4], , [AC_MSG_ERROR([ | |
1126 | *** The pkg-config script could not be found. Make sure it is in your path, or give the full path to pkg-config with the PKG_CONFIG environment variable or --with-pkg-config-prog. Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config.])], [$4]) | |
1127 | else | |
1128 | PKG_CONFIG_MIN_VERSION=0.9.0 | |
1129 | if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then | |
1130 | AC_MSG_CHECKING(for $2) | |
1131 | ||
bf6bba2b PE |
1132 | if $PKG_CONFIG --exists "$2" 2>&AS_MESSAGE_LOG_FD && |
1133 | $1_CFLAGS=`$PKG_CONFIG --cflags "$2" 2>&AS_MESSAGE_LOG_FD` && | |
1134 | $1_LIBS=`$PKG_CONFIG --libs "$2" 2>&AS_MESSAGE_LOG_FD`; then | |
b8df54ff PE |
1135 | edit_cflags=" |
1136 | s,///*,/,g | |
1137 | s/^/ / | |
1138 | s/ -I/ $isystem/g | |
1139 | s/^ // | |
1140 | " | |
1141 | $1_CFLAGS=`AS_ECHO(["$$1_CFLAGS"]) | sed -e "$edit_cflags"` | |
bf6bba2b PE |
1142 | $1_LIBS=`AS_ECHO(["$$1_LIBS"]) | sed -e 's,///*,/,g'` |
1143 | AC_MSG_RESULT([yes CFLAGS='$$1_CFLAGS' LIBS='$$1_LIBS']) | |
1144 | succeeded=yes | |
067d23c9 KY |
1145 | else |
1146 | AC_MSG_RESULT(no) | |
1147 | $1_CFLAGS="" | |
1148 | $1_LIBS="" | |
1149 | ## If we have a custom action on failure, don't print errors, but | |
1150 | ## do set a variable so people can do so. | |
1151 | $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` | |
1152 | ifelse([$4], ,echo $$1_PKG_ERRORS,) | |
1153 | fi | |
1154 | ||
1155 | AC_SUBST($1_CFLAGS) | |
1156 | AC_SUBST($1_LIBS) | |
1157 | else | |
1158 | echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer." | |
1159 | echo "*** See http://www.freedesktop.org/software/pkgconfig" | |
1160 | fi | |
1161 | fi | |
1162 | ||
1163 | if test $succeeded = yes; then | |
1164 | ifelse([$3], , :, [$3]) | |
1165 | else | |
1166 | ifelse([$4], , [AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.])], [$4]) | |
1167 | fi | |
1168 | ]) | |
1169 | ||
1170 | ||
1171 | if test "${with_sound}" != "no"; then | |
1172 | # Sound support for GNU/Linux and the free BSDs. | |
b06b1098 | 1173 | AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h, |
067d23c9 KY |
1174 | have_sound_header=yes) |
1175 | # Emulation library used on NetBSD. | |
1176 | AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=) | |
1177 | AC_SUBST(LIBSOUND) | |
1178 | ||
1179 | ALSA_REQUIRED=1.0.0 | |
1180 | ALSA_MODULES="alsa >= $ALSA_REQUIRED" | |
1181 | PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no) | |
1182 | if test $HAVE_ALSA = yes; then | |
1183 | SAVE_CFLAGS="$CFLAGS" | |
46d14be7 | 1184 | SAVE_LIBS="$LIBS" |
067d23c9 | 1185 | CFLAGS="$ALSA_CFLAGS $CFLAGS" |
46d14be7 | 1186 | LIBS="$ALSA_LIBS $LIBS" |
181855e6 | 1187 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <asoundlib.h>]], [[snd_lib_error_set_handler (0);]])], |
067d23c9 KY |
1188 | emacs_alsa_normal=yes, |
1189 | emacs_alsa_normal=no) | |
1190 | if test "$emacs_alsa_normal" != yes; then | |
181855e6 GM |
1191 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <alsa/asoundlib.h>]], |
1192 | [[snd_lib_error_set_handler (0);]])], | |
067d23c9 KY |
1193 | emacs_alsa_subdir=yes, |
1194 | emacs_alsa_subdir=no) | |
1195 | if test "$emacs_alsa_subdir" != yes; then | |
1196 | AC_MSG_ERROR([pkg-config found alsa, but it does not compile. See config.log for error messages.]) | |
1197 | fi | |
1198 | ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE" | |
1199 | fi | |
1200 | ||
1201 | CFLAGS="$SAVE_CFLAGS" | |
46d14be7 | 1202 | LIBS="$SAVE_LIBS" |
067d23c9 KY |
1203 | LIBSOUND="$LIBSOUND $ALSA_LIBS" |
1204 | CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS" | |
1205 | AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.]) | |
1206 | fi | |
1207 | ||
1208 | dnl Define HAVE_SOUND if we have sound support. We know it works and | |
1209 | dnl compiles only on the specified platforms. For others, it | |
1210 | dnl probably doesn't make sense to try. | |
1211 | if test x$have_sound_header = xyes || test $HAVE_ALSA = yes; then | |
1212 | case "$opsys" in | |
1213 | dnl defined __FreeBSD__ || defined __NetBSD__ || defined __linux__ | |
1214 | gnu-linux|freebsd|netbsd) | |
1215 | AC_DEFINE(HAVE_SOUND, 1, [Define to 1 if you have sound support.]) | |
1216 | ;; | |
1217 | esac | |
1218 | fi | |
1219 | ||
1220 | AC_SUBST(CFLAGS_SOUND) | |
1221 | fi | |
1222 | ||
1223 | dnl checks for header files | |
0e7a053e | 1224 | AC_CHECK_HEADERS_ONCE( |
0e7a053e PE |
1225 | linux/version.h sys/systeminfo.h |
1226 | stdio_ext.h fcntl.h coff.h pty.h | |
1227 | sys/vlimit.h sys/resource.h | |
067d23c9 KY |
1228 | sys/utsname.h pwd.h utmp.h dirent.h util.h) |
1229 | ||
1230 | AC_MSG_CHECKING(if personality LINUX32 can be set) | |
181855e6 | 1231 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/personality.h>]], [[personality (PER_LINUX32)]])], |
067d23c9 KY |
1232 | emacs_cv_personality_linux32=yes, |
1233 | emacs_cv_personality_linux32=no) | |
1234 | AC_MSG_RESULT($emacs_cv_personality_linux32) | |
1235 | ||
1236 | if test $emacs_cv_personality_linux32 = yes; then | |
1237 | AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1, | |
1238 | [Define to 1 if personality LINUX32 can be set.]) | |
1239 | fi | |
1240 | ||
1241 | dnl On Solaris 8 there's a compilation warning for term.h because | |
1242 | dnl it doesn't define `bool'. | |
1243 | AC_CHECK_HEADERS(term.h, , , -) | |
067d23c9 KY |
1244 | AC_HEADER_TIME |
1245 | AC_CHECK_DECLS([sys_siglist]) | |
1246 | if test $ac_cv_have_decl_sys_siglist != yes; then | |
1247 | # For Tru64, at least: | |
1248 | AC_CHECK_DECLS([__sys_siglist]) | |
1249 | if test $ac_cv_have_decl___sys_siglist = yes; then | |
1250 | AC_DEFINE(sys_siglist, __sys_siglist, | |
1251 | [Define to any substitute for sys_siglist.]) | |
1252 | fi | |
1253 | fi | |
1254 | AC_HEADER_SYS_WAIT | |
1255 | ||
067d23c9 KY |
1256 | dnl Check for speed_t typedef. |
1257 | AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t, | |
181855e6 | 1258 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <termios.h>]], [[speed_t x = 1;]])], |
067d23c9 KY |
1259 | emacs_cv_speed_t=yes, emacs_cv_speed_t=no)]) |
1260 | if test $emacs_cv_speed_t = yes; then | |
1261 | AC_DEFINE(HAVE_SPEED_T, 1, | |
1262 | [Define to 1 if `speed_t' is declared by <termios.h>.]) | |
1263 | fi | |
1264 | ||
067d23c9 | 1265 | AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception, |
181855e6 GM |
1266 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], |
1267 | [[static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;]])], | |
067d23c9 KY |
1268 | emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no)) |
1269 | HAVE_EXCEPTION=$emacs_cv_struct_exception | |
1270 | if test $emacs_cv_struct_exception != yes; then | |
1271 | AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.]) | |
1272 | fi | |
1273 | ||
0e7a053e | 1274 | AC_CHECK_HEADERS_ONCE(sys/socket.h) |
067d23c9 KY |
1275 | AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT |
1276 | #if HAVE_SYS_SOCKET_H | |
1277 | #include <sys/socket.h> | |
1278 | #endif]) | |
377538cb JD |
1279 | AC_CHECK_HEADERS(ifaddrs.h, , , [AC_INCLUDES_DEFAULT |
1280 | #if HAVE_SYS_SOCKET_H | |
1281 | #include <sys/socket.h> | |
1282 | #endif]) | |
1283 | AC_CHECK_HEADERS(net/if_dl.h, , , [AC_INCLUDES_DEFAULT | |
1284 | #if HAVE_SYS_SOCKET_H | |
1285 | #include <sys/socket.h> | |
1286 | #endif]) | |
067d23c9 KY |
1287 | |
1288 | dnl checks for structure members | |
067d23c9 KY |
1289 | AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr, |
1290 | struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr, | |
377538cb JD |
1291 | struct ifreq.ifr_addr, |
1292 | struct ifreq.ifr_addr.sa_len], , , | |
067d23c9 KY |
1293 | [AC_INCLUDES_DEFAULT |
1294 | #if HAVE_SYS_SOCKET_H | |
1295 | #include <sys/socket.h> | |
1296 | #endif | |
1297 | #if HAVE_NET_IF_H | |
1298 | #include <net/if.h> | |
1299 | #endif]) | |
1300 | ||
4c36be58 | 1301 | dnl Check for endianness. |
0e7a053e | 1302 | dnl AC_C_BIGENDIAN is done by gnulib. |
067d23c9 | 1303 | |
7cae64b4 PE |
1304 | AC_CACHE_CHECK([for __attribute__ ((__aligned__ (expr)))], |
1305 | [emacs_cv_attribute_aligned], | |
1306 | [AC_COMPILE_IFELSE( | |
1307 | [AC_LANG_PROGRAM( | |
1308 | [[char __attribute__ ((__aligned__ (1 << 3))) c;]], | |
1309 | [[]])], | |
1310 | [emacs_cv_attribute_aligned=yes], | |
1311 | [emacs_cv_attribute_aligned=no])]) | |
1312 | if test $emacs_cv_attribute_aligned = yes; then | |
1313 | AC_DEFINE([HAVE_ATTRIBUTE_ALIGNED], 1, | |
1314 | [Define to 1 if GCC-style __attribute__ ((__aligned__ (expr))) works.]) | |
1315 | fi | |
1316 | ||
067d23c9 | 1317 | dnl check for Make feature |
0e7a053e | 1318 | dnl AC_PROG_MAKE_SET is done by Automake. |
067d23c9 KY |
1319 | |
1320 | DEPFLAGS= | |
1321 | MKDEPDIR=":" | |
1322 | deps_frag=deps.mk | |
1323 | dnl check for GNU Make if we have GCC and autodepend is on. | |
1324 | if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then | |
1325 | AC_MSG_CHECKING([whether we are using GNU Make]) | |
1326 | HAVE_GNU_MAKE=no | |
d2eaf3e4 | 1327 | testval=`${MAKE-make} --version 2>/dev/null | grep 'GNU Make'` |
067d23c9 KY |
1328 | if test "x$testval" != x; then |
1329 | HAVE_GNU_MAKE=yes | |
1330 | else | |
1331 | ac_enable_autodepend=no | |
1332 | fi | |
1333 | AC_MSG_RESULT([$HAVE_GNU_MAKE]) | |
1334 | if test $HAVE_GNU_MAKE = yes; then | |
1335 | AC_MSG_CHECKING([whether gcc understands -MMD -MF]) | |
1336 | SAVE_CFLAGS="$CFLAGS" | |
52ec1feb | 1337 | CFLAGS="$CFLAGS -MMD -MF deps.d -MP" |
181855e6 | 1338 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], , ac_enable_autodepend=no) |
067d23c9 KY |
1339 | CFLAGS="$SAVE_CFLAGS" |
1340 | test -f deps.d || ac_enable_autodepend=no | |
1341 | rm -rf deps.d | |
1342 | AC_MSG_RESULT([$ac_enable_autodepend]) | |
1343 | fi | |
1344 | if test $ac_enable_autodepend = yes; then | |
52ec1feb | 1345 | DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d -MP' |
3fe7cdc8 GM |
1346 | ## MKDIR_P is documented (see AC_PROG_MKDIR_P) to be parallel-safe. |
1347 | MKDEPDIR='${MKDIR_P} ${DEPDIR}' | |
067d23c9 KY |
1348 | deps_frag=autodeps.mk |
1349 | fi | |
1350 | fi | |
1351 | deps_frag=$srcdir/src/$deps_frag | |
1352 | AC_SUBST(MKDEPDIR) | |
1353 | AC_SUBST(DEPFLAGS) | |
1354 | AC_SUBST_FILE(deps_frag) | |
1355 | ||
1356 | ||
b9704ad9 GM |
1357 | lisp_frag=$srcdir/src/lisp.mk |
1358 | AC_SUBST_FILE(lisp_frag) | |
1359 | ||
1360 | ||
067d23c9 KY |
1361 | dnl checks for operating system services |
1362 | AC_SYS_LONG_FILE_NAMES | |
1363 | ||
1364 | #### Choose a window system. | |
1365 | ||
1366 | AC_PATH_X | |
1367 | if test "$no_x" = yes; then | |
1368 | window_system=none | |
1369 | else | |
1370 | window_system=x11 | |
1371 | fi | |
1372 | ||
4d5c6349 | 1373 | LD_SWITCH_X_SITE_RPATH= |
067d23c9 KY |
1374 | if test "${x_libraries}" != NONE; then |
1375 | if test -n "${x_libraries}"; then | |
1376 | LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"` | |
1056cb66 | 1377 | LD_SWITCH_X_SITE_RPATH=-Wl,-rpath,`echo ${x_libraries} | sed -e "s/:/ -Wl,-rpath,/g"` |
067d23c9 KY |
1378 | fi |
1379 | x_default_search_path="" | |
1380 | x_search_path=${x_libraries} | |
1381 | if test -z "${x_search_path}"; then | |
1382 | x_search_path=/usr/lib | |
1383 | fi | |
1384 | for x_library in `echo ${x_search_path}: | \ | |
1385 | sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do | |
1386 | x_search_path="\ | |
1387 | ${x_library}/X11/%L/%T/%N%C%S:\ | |
1388 | ${x_library}/X11/%l/%T/%N%C%S:\ | |
1389 | ${x_library}/X11/%T/%N%C%S:\ | |
1390 | ${x_library}/X11/%L/%T/%N%S:\ | |
1391 | ${x_library}/X11/%l/%T/%N%S:\ | |
1392 | ${x_library}/X11/%T/%N%S" | |
1393 | if test x"${x_default_search_path}" = x; then | |
1394 | x_default_search_path=${x_search_path} | |
1395 | else | |
1396 | x_default_search_path="${x_search_path}:${x_default_search_path}" | |
1397 | fi | |
1398 | done | |
1399 | fi | |
4d5c6349 | 1400 | AC_SUBST(LD_SWITCH_X_SITE_RPATH) |
067d23c9 KY |
1401 | |
1402 | if test "${x_includes}" != NONE && test -n "${x_includes}"; then | |
b8df54ff | 1403 | C_SWITCH_X_SITE="$isystem"`echo ${x_includes} | sed -e "s/:/ $isystem/g"` |
067d23c9 KY |
1404 | fi |
1405 | ||
1406 | if test x"${x_includes}" = x; then | |
1407 | bitmapdir=/usr/include/X11/bitmaps | |
1408 | else | |
1409 | # accumulate include directories that have X11 bitmap subdirectories | |
1410 | bmd_acc="dummyval" | |
1411 | for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do | |
1412 | if test -d "${bmd}/X11/bitmaps"; then | |
1413 | bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps" | |
1414 | fi | |
1415 | if test -d "${bmd}/bitmaps"; then | |
1416 | bmd_acc="${bmd_acc}:${bmd}/bitmaps" | |
1417 | fi | |
1418 | done | |
1419 | if test ${bmd_acc} != "dummyval"; then | |
1420 | bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"` | |
1421 | fi | |
1422 | fi | |
1423 | ||
1424 | HAVE_NS=no | |
1425 | NS_IMPL_COCOA=no | |
1426 | NS_IMPL_GNUSTEP=no | |
1427 | tmp_CPPFLAGS="$CPPFLAGS" | |
1428 | tmp_CFLAGS="$CFLAGS" | |
1429 | CPPFLAGS="$CPPFLAGS -x objective-c" | |
1430 | CFLAGS="$CFLAGS -x objective-c" | |
1431 | TEMACS_LDFLAGS2="\${LDFLAGS}" | |
0cc87afb | 1432 | GNU_OBJC_CFLAGS= |
067d23c9 KY |
1433 | if test "${with_ns}" != no; then |
1434 | if test "${opsys}" = darwin; then | |
1435 | NS_IMPL_COCOA=yes | |
1436 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1437 | ns_appbindir=${ns_appdir}/Contents/MacOS |
067d23c9 KY |
1438 | ns_appresdir=${ns_appdir}/Contents/Resources |
1439 | ns_appsrc=${srcdir}/nextstep/Cocoa/Emacs.base | |
1440 | elif test -f $GNUSTEP_CONFIG_FILE; then | |
1441 | NS_IMPL_GNUSTEP=yes | |
1442 | ns_appdir=`pwd`/nextstep/Emacs.app | |
9e6b06ed | 1443 | ns_appbindir=${ns_appdir} |
067d23c9 KY |
1444 | ns_appresdir=${ns_appdir}/Resources |
1445 | ns_appsrc=${srcdir}/nextstep/GNUstep/Emacs.base | |
1446 | dnl FIXME sourcing this several times in subshells seems inefficient. | |
1447 | GNUSTEP_SYSTEM_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_HEADERS)" | |
1448 | GNUSTEP_SYSTEM_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_LIBRARIES)" | |
1449 | dnl I seemed to need these as well with GNUstep-startup 0.25. | |
1450 | GNUSTEP_LOCAL_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_HEADERS)" | |
1451 | GNUSTEP_LOCAL_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_LOCAL_LIBRARIES)" | |
1452 | test "x${GNUSTEP_LOCAL_HEADERS}" != "x" && \ | |
1453 | GNUSTEP_LOCAL_HEADERS="-I${GNUSTEP_LOCAL_HEADERS}" | |
1454 | test "x${GNUSTEP_LOCAL_LIBRARIES}" != "x" && \ | |
1455 | GNUSTEP_LOCAL_LIBRARIES="-L${GNUSTEP_LOCAL_LIBRARIES}" | |
1456 | CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1457 | CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" | |
1458 | LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES}" | |
1459 | LIB_STANDARD= | |
1460 | START_FILES= | |
1461 | TEMACS_LDFLAGS2= | |
0cc87afb GM |
1462 | dnl GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS to 0 or 1. |
1463 | dnl If they had chosen to either define it or not, we could have | |
1464 | dnl just used AC_CHECK_DECL here. | |
1465 | AC_CACHE_CHECK(if GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS, | |
1466 | emacs_cv_objc_exceptions, | |
1467 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <GNUstepBase/GSConfig.h>]], | |
1468 | [[#if defined BASE_NATIVE_OBJC_EXCEPTIONS && BASE_NATIVE_OBJC_EXCEPTIONS > 0 | |
1469 | 1; | |
1470 | #else | |
1471 | fail; | |
1472 | #endif]])], emacs_cv_objc_exceptions=yes, emacs_cv_objc_exceptions=no ) ) | |
1473 | if test $emacs_cv_objc_exceptions = yes; then | |
1474 | dnl _NATIVE_OBJC_EXCEPTIONS is used by the GNUstep headers. | |
1475 | AC_DEFINE(_NATIVE_OBJC_EXCEPTIONS, 1, | |
1476 | [Define if GNUstep uses ObjC exceptions.]) | |
1477 | GNU_OBJC_CFLAGS="-fobjc-exceptions" | |
1478 | fi | |
067d23c9 | 1479 | fi |
0cc87afb GM |
1480 | |
1481 | dnl This is only used while we test the NS headers, it gets reset below. | |
1482 | CFLAGS="$CFLAGS $GNU_OBJC_CFLAGS" | |
1483 | ||
067d23c9 KY |
1484 | AC_CHECK_HEADER([AppKit/AppKit.h], [HAVE_NS=yes], |
1485 | [AC_MSG_ERROR([`--with-ns' was specified, but the include | |
1486 | files are missing or cannot be compiled.])]) | |
067d23c9 KY |
1487 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <Foundation/NSObjCRuntime.h>], |
1488 | [NSInteger i;])], | |
1489 | ns_have_nsinteger=yes, | |
1490 | ns_have_nsinteger=no) | |
b1aa797c GM |
1491 | if test $ns_have_nsinteger = yes; then |
1492 | AC_DEFINE(NS_HAVE_NSINTEGER, 1, [Define to 1 if `NSInteger' is defined.]) | |
067d23c9 KY |
1493 | fi |
1494 | fi | |
1495 | AC_SUBST(TEMACS_LDFLAGS2) | |
1496 | ||
0629a797 | 1497 | INSTALL_ARCH_INDEP_EXTRA=install-etc |
b4a36200 | 1498 | ns_self_contained=no |
067d23c9 KY |
1499 | ns_frag=/dev/null |
1500 | NS_OBJ= | |
00b3c7ac | 1501 | NS_OBJC_OBJ= |
067d23c9 | 1502 | if test "${HAVE_NS}" = yes; then |
44f92739 | 1503 | if test "$with_toolkit_scroll_bars" = "no"; then |
f52bac22 | 1504 | AC_MSG_ERROR([Non-toolkit scroll bars are not implemented for Nextstep.]) |
44f92739 GM |
1505 | fi |
1506 | ||
067d23c9 KY |
1507 | window_system=nextstep |
1508 | with_xft=no | |
1509 | # set up packaging dirs | |
067d23c9 | 1510 | if test "${EN_NS_SELF_CONTAINED}" = yes; then |
b4a36200 | 1511 | ns_self_contained=yes |
067d23c9 | 1512 | prefix=${ns_appresdir} |
816be9f6 | 1513 | exec_prefix=${ns_appbindir} |
3a4155de GM |
1514 | dnl This one isn't really used, only archlibdir is. |
1515 | libexecdir="\${ns_appbindir}/libexec" | |
1516 | archlibdir="\${ns_appbindir}/libexec" | |
b42c720d GM |
1517 | docdir="\${ns_appresdir}/etc" |
1518 | etcdir="\${ns_appresdir}/etc" | |
40c117e7 GM |
1519 | dnl FIXME maybe set datarootdir instead. |
1520 | dnl That would also get applications, icons, man. | |
1521 | infodir="\${ns_appresdir}/info" | |
37f36bcb | 1522 | mandir="\${ns_appresdir}/man" |
b42c720d | 1523 | lispdir="\${ns_appresdir}/lisp" |
d71dfe75 | 1524 | leimdir="\${ns_appresdir}/leim" |
0629a797 | 1525 | INSTALL_ARCH_INDEP_EXTRA= |
067d23c9 KY |
1526 | fi |
1527 | ns_frag=$srcdir/src/ns.mk | |
00b3c7ac TT |
1528 | NS_OBJ="fontset.o fringe.o image.o" |
1529 | NS_OBJC_OBJ="nsterm.o nsfns.o nsmenu.o nsselect.o nsimage.o nsfont.o" | |
067d23c9 KY |
1530 | fi |
1531 | CFLAGS="$tmp_CFLAGS" | |
1532 | CPPFLAGS="$tmp_CPPFLAGS" | |
0629a797 | 1533 | AC_SUBST(INSTALL_ARCH_INDEP_EXTRA) |
b4a36200 | 1534 | AC_SUBST(ns_self_contained) |
067d23c9 | 1535 | AC_SUBST(NS_OBJ) |
00b3c7ac | 1536 | AC_SUBST(NS_OBJC_OBJ) |
067d23c9 KY |
1537 | AC_SUBST(LIB_STANDARD) |
1538 | AC_SUBST_FILE(ns_frag) | |
1539 | ||
1540 | case "${window_system}" in | |
1541 | x11 ) | |
1542 | HAVE_X_WINDOWS=yes | |
1543 | HAVE_X11=yes | |
1544 | case "${with_x_toolkit}" in | |
1545 | athena | lucid ) USE_X_TOOLKIT=LUCID ;; | |
1546 | motif ) USE_X_TOOLKIT=MOTIF ;; | |
1547 | gtk ) with_gtk=yes | |
c7015153 | 1548 | dnl Don't set this for GTK. A lot of tests below assumes Xt when |
067d23c9 KY |
1549 | dnl USE_X_TOOLKIT is set. |
1550 | USE_X_TOOLKIT=none ;; | |
1551 | gtk3 ) with_gtk3=yes | |
1552 | USE_X_TOOLKIT=none ;; | |
1553 | no ) USE_X_TOOLKIT=none ;; | |
1554 | dnl If user did not say whether to use a toolkit, make this decision later: | |
1555 | dnl use the toolkit if we have gtk, or X11R5 or newer. | |
1556 | * ) USE_X_TOOLKIT=maybe ;; | |
1557 | esac | |
1558 | ;; | |
1559 | nextstep | none ) | |
1560 | HAVE_X_WINDOWS=no | |
1561 | HAVE_X11=no | |
1562 | USE_X_TOOLKIT=none | |
1563 | ;; | |
1564 | esac | |
1565 | ||
1566 | if test "$window_system" = none && test "X$with_x" != "Xno"; then | |
1567 | AC_CHECK_PROG(HAVE_XSERVER, X, true, false) | |
1568 | if test "$HAVE_XSERVER" = true || | |
1569 | test -n "$DISPLAY" || | |
1570 | test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then | |
1571 | AC_MSG_ERROR([You seem to be running X, but no X development libraries | |
1572 | were found. You should install the relevant development files for X | |
1573 | and for the toolkit you want, such as Gtk+, Lesstif or Motif. Also make | |
1574 | sure you have development files for image handling, i.e. | |
1575 | tiff, gif, jpeg, png and xpm. | |
1576 | If you are sure you want Emacs compiled without X window support, pass | |
1577 | --without-x | |
1578 | to configure.]) | |
1579 | fi | |
1580 | fi | |
1581 | ||
1582 | ### If we're using X11, we should use the X menu package. | |
1583 | HAVE_MENUS=no | |
1584 | case ${HAVE_X11} in | |
1585 | yes ) HAVE_MENUS=yes ;; | |
1586 | esac | |
1587 | ||
34374650 | 1588 | # Does the opsystem file prohibit the use of the GNU malloc? |
067d23c9 KY |
1589 | # Assume not, until told otherwise. |
1590 | GNU_MALLOC=yes | |
4b5b5289 PE |
1591 | |
1592 | AC_CACHE_CHECK( | |
1593 | [whether malloc is Doug Lea style], | |
1594 | [emacs_cv_var_doug_lea_malloc], | |
1595 | [AC_LINK_IFELSE( | |
1596 | [AC_LANG_PROGRAM( | |
1597 | [[#include <malloc.h> | |
1598 | static void hook (void) {}]], | |
1599 | [[malloc_set_state (malloc_get_state ()); | |
1600 | __after_morecore_hook = hook; | |
1601 | __malloc_initialize_hook = hook;]])], | |
1602 | [emacs_cv_var_doug_lea_malloc=yes], | |
1603 | [emacs_cv_var_doug_lea_malloc=no])]) | |
1604 | doug_lea_malloc=$emacs_cv_var_doug_lea_malloc | |
067d23c9 KY |
1605 | |
1606 | ||
1607 | dnl See comments in aix4-2.h about maybe using system malloc there. | |
1608 | system_malloc=no | |
1609 | case "$opsys" in | |
1610 | ## darwin ld insists on the use of malloc routines in the System framework. | |
1611 | darwin|sol2-10) system_malloc=yes ;; | |
1612 | esac | |
1613 | ||
1614 | if test "${system_malloc}" = "yes"; then | |
1615 | AC_DEFINE(SYSTEM_MALLOC, 1, [Define to use system malloc.]) | |
1616 | GNU_MALLOC=no | |
1617 | GNU_MALLOC_reason=" | |
1618 | (The GNU allocators don't work with this system configuration.)" | |
1619 | GMALLOC_OBJ= | |
1620 | VMLIMIT_OBJ= | |
1621 | else | |
1622 | test "$doug_lea_malloc" != "yes" && GMALLOC_OBJ=gmalloc.o | |
1623 | VMLIMIT_OBJ=vm-limit.o | |
1624 | fi | |
1625 | AC_SUBST(GMALLOC_OBJ) | |
1626 | AC_SUBST(VMLIMIT_OBJ) | |
1627 | ||
1628 | if test "$doug_lea_malloc" = "yes" ; then | |
1629 | if test "$GNU_MALLOC" = yes ; then | |
1630 | GNU_MALLOC_reason=" | |
1631 | (Using Doug Lea's new malloc from the GNU C Library.)" | |
1632 | fi | |
1633 | AC_DEFINE(DOUG_LEA_MALLOC, 1, | |
1634 | [Define to 1 if you are using the GNU C Library.]) | |
1635 | ||
1636 | ## Use mmap directly for allocating larger buffers. | |
1637 | ## FIXME this comes from src/s/{gnu,gnu-linux}.h: | |
1638 | ## #ifdef DOUG_LEA_MALLOC; #undef REL_ALLOC; #endif | |
bbd240ce | 1639 | ## Does the AC_FUNC_MMAP test below make this check unnecessary? |
067d23c9 KY |
1640 | case "$opsys" in |
1641 | gnu*) REL_ALLOC=no ;; | |
1642 | esac | |
1643 | fi | |
1644 | ||
1645 | if test x"${REL_ALLOC}" = x; then | |
1646 | REL_ALLOC=${GNU_MALLOC} | |
1647 | fi | |
1648 | ||
1649 | use_mmap_for_buffers=no | |
1650 | case "$opsys" in | |
fe0e7ad7 | 1651 | cygwin|freebsd|irix6-5) use_mmap_for_buffers=yes ;; |
067d23c9 KY |
1652 | esac |
1653 | ||
1654 | AC_FUNC_MMAP | |
1655 | if test $use_mmap_for_buffers = yes; then | |
1656 | AC_DEFINE(USE_MMAP_FOR_BUFFERS, 1, [Define to use mmap to allocate buffer text.]) | |
1657 | REL_ALLOC=no | |
1658 | fi | |
1659 | ||
1660 | LIBS="$LIBS_SYSTEM $LIBS" | |
1661 | ||
1662 | dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks, | |
1663 | dnl and also adds -ldnet to LIBS, which Autoconf uses for checks. | |
1664 | AC_CHECK_LIB(dnet, dnet_ntoa) | |
1665 | dnl This causes -lresolv to get used in subsequent tests, | |
1666 | dnl which causes failures on some systems such as HPUX 9. | |
1667 | dnl AC_CHECK_LIB(resolv, gethostbyname) | |
1668 | ||
1669 | dnl FIXME replace main with a function we actually want from this library. | |
1670 | AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd") | |
1671 | ||
ae9e757a JD |
1672 | dnl Check if pthreads is available. |
1673 | LIB_PTHREAD= | |
0e7a053e | 1674 | AC_CHECK_HEADERS_ONCE(pthread.h) |
ae9e757a | 1675 | if test "$ac_cv_header_pthread_h"; then |
adee8a65 PE |
1676 | dnl gmalloc.c uses pthread_atfork, which is not available on older-style |
1677 | dnl hosts such as MirBSD 10, so test for pthread_atfork instead of merely | |
1678 | dnl testing for pthread_self if Emacs uses gmalloc.c. | |
1679 | if test "$GMALLOC_OBJ" = gmalloc.o; then | |
1680 | emacs_pthread_function=pthread_atfork | |
1681 | else | |
1682 | emacs_pthread_function=pthread_self | |
1683 | fi | |
1684 | AC_CHECK_LIB(pthread, $emacs_pthread_function, HAVE_PTHREAD=yes) | |
ae9e757a JD |
1685 | fi |
1686 | if test "$HAVE_PTHREAD" = yes; then | |
1687 | case "${canonical}" in | |
1688 | *-hpux*) ;; | |
e782cfab PE |
1689 | *) LIB_PTHREAD="-lpthread" |
1690 | LIBS="$LIB_PTHREAD $LIBS" ;; | |
ae9e757a JD |
1691 | esac |
1692 | AC_DEFINE(HAVE_PTHREAD, 1, [Define to 1 if you have pthread (-lpthread).]) | |
1693 | fi | |
1694 | AC_SUBST([LIB_PTHREAD]) | |
1695 | ||
067d23c9 KY |
1696 | AC_CHECK_LIB(pthreads, cma_open) |
1697 | ||
1698 | ## Note: when using cpp in s/aix4.2.h, this definition depended on | |
1699 | ## HAVE_LIBPTHREADS. That was not defined earlier in configure when | |
1700 | ## the system file was sourced. Hence the value of LIBS_SYSTEM | |
1701 | ## added to LIBS in configure would never contain the pthreads part, | |
1702 | ## but the value used in Makefiles might. FIXME? | |
1703 | ## | |
1704 | ## -lpthreads seems to be necessary for Xlib in X11R6, and should | |
1705 | ## be harmless on older versions of X where it happens to exist. | |
1706 | test "$opsys" = "aix4-2" && \ | |
1707 | test $ac_cv_lib_pthreads_cma_open = yes && \ | |
1708 | LIBS_SYSTEM="$LIBS_SYSTEM -lpthreads" | |
1709 | ||
1710 | dnl Check for need for bigtoc support on IBM AIX | |
1711 | ||
1712 | case ${host_os} in | |
1713 | aix*) | |
1714 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
1715 | case $GCC in | |
1716 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
1717 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
1718 | esac | |
1719 | ||
1720 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
181855e6 | 1721 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[int i;]])], [], [gdb_cv_bigtoc=]) |
067d23c9 KY |
1722 | ]) |
1723 | ;; | |
1724 | esac | |
1725 | ||
1726 | # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets | |
1727 | # used for the tests that follow. We set them back to REAL_CFLAGS and | |
1728 | # REAL_CPPFLAGS later on. | |
1729 | ||
1730 | REAL_CFLAGS="$CFLAGS" | |
1731 | REAL_CPPFLAGS="$CPPFLAGS" | |
1732 | ||
1733 | if test "${HAVE_X11}" = "yes"; then | |
1734 | DEFS="$C_SWITCH_X_SITE $DEFS" | |
1735 | LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE" | |
1736 | LIBS="-lX11 $LIBS" | |
1737 | CFLAGS="$C_SWITCH_X_SITE $CFLAGS" | |
1738 | CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS" | |
1739 | ||
1740 | # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests. | |
4d5c6349 | 1741 | # This is handled by LD_SWITCH_X_SITE_RPATH during the real build, |
4737362e | 1742 | # but it's more convenient here to set LD_RUN_PATH since this |
4d5c6349 | 1743 | # also works on hosts that don't understand LD_SWITCH_X_SITE_RPATH. |
067d23c9 KY |
1744 | if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then |
1745 | LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH | |
1746 | export LD_RUN_PATH | |
1747 | fi | |
1748 | ||
1749 | if test "${opsys}" = "gnu-linux"; then | |
1750 | AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link) | |
181855e6 GM |
1751 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
1752 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
1753 | [xgnu_linux_first_failure=no], |
1754 | [xgnu_linux_first_failure=yes]) | |
1755 | if test "${xgnu_linux_first_failure}" = "yes"; then | |
067d23c9 KY |
1756 | OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE" |
1757 | OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE" | |
1758 | OLD_CPPFLAGS="$CPPFLAGS" | |
1759 | OLD_LIBS="$LIBS" | |
1760 | LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout" | |
1761 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout" | |
1762 | CPPFLAGS="$CPPFLAGS -b i486-linuxaout" | |
1763 | LIBS="$LIBS -b i486-linuxaout" | |
181855e6 GM |
1764 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], |
1765 | [[XOpenDisplay ("foo");]])], | |
423dbf9b RS |
1766 | [xgnu_linux_second_failure=no], |
1767 | [xgnu_linux_second_failure=yes]) | |
1768 | if test "${xgnu_linux_second_failure}" = "yes"; then | |
067d23c9 KY |
1769 | # If we get the same failure with -b, there is no use adding -b. |
1770 | # So take it out. This plays safe. | |
1771 | LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE" | |
1772 | C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE" | |
1773 | CPPFLAGS="$OLD_CPPFLAGS" | |
1774 | LIBS="$OLD_LIBS" | |
1775 | AC_MSG_RESULT(no) | |
1776 | else | |
1777 | AC_MSG_RESULT(yes) | |
1778 | fi | |
1779 | else | |
1780 | AC_MSG_RESULT(no) | |
1781 | fi | |
1782 | fi | |
1783 | ||
1784 | # Reportedly, some broken Solaris systems have XKBlib.h but are missing | |
1785 | # header files included from there. | |
1786 | AC_MSG_CHECKING(for Xkb) | |
181855e6 GM |
1787 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h> |
1788 | #include <X11/XKBlib.h>]], | |
1789 | [[XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);]])], | |
067d23c9 KY |
1790 | emacs_xkb=yes, emacs_xkb=no) |
1791 | AC_MSG_RESULT($emacs_xkb) | |
1792 | if test $emacs_xkb = yes; then | |
1793 | AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.]) | |
1794 | fi | |
1795 | ||
1796 | AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \ | |
9232a6d9 | 1797 | XScreenNumberOfScreen) |
067d23c9 KY |
1798 | fi |
1799 | ||
1800 | if test "${window_system}" = "x11"; then | |
1801 | AC_MSG_CHECKING(X11 version 6) | |
1802 | AC_CACHE_VAL(emacs_cv_x11_version_6, | |
181855e6 GM |
1803 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Xlib.h>]], |
1804 | [[#if XlibSpecificationRelease < 6 | |
067d23c9 KY |
1805 | fail; |
1806 | #endif | |
181855e6 | 1807 | ]])], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)]) |
067d23c9 KY |
1808 | if test $emacs_cv_x11_version_6 = yes; then |
1809 | AC_MSG_RESULT(6 or newer) | |
1810 | AC_DEFINE(HAVE_X11R6, 1, | |
1811 | [Define to 1 if you have the X11R6 or newer version of Xlib.]) | |
1812 | AC_DEFINE(HAVE_X_I18N, 1, [Define if you have usable i18n support.]) | |
1813 | ## inoue@ainet.or.jp says Solaris has a bug related to X11R6-style | |
1814 | ## XIM support. | |
1815 | case "$opsys" in | |
1816 | sol2-*) : ;; | |
1817 | *) AC_DEFINE(HAVE_X11R6_XIM, 1, | |
1818 | [Define if you have usable X11R6-style XIM support.]) | |
1819 | ;; | |
1820 | esac | |
1821 | else | |
1822 | AC_MSG_RESULT(before 6) | |
1823 | fi | |
1824 | fi | |
1825 | ||
1826 | ||
1827 | ### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified. | |
1828 | HAVE_RSVG=no | |
be8ec0b3 | 1829 | if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes"; then |
067d23c9 KY |
1830 | if test "${with_rsvg}" != "no"; then |
1831 | RSVG_REQUIRED=2.11.0 | |
1832 | RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED" | |
1833 | ||
1834 | PKG_CHECK_MODULES(RSVG, $RSVG_MODULE, HAVE_RSVG=yes, :) | |
1835 | AC_SUBST(RSVG_CFLAGS) | |
1836 | AC_SUBST(RSVG_LIBS) | |
1837 | ||
1838 | if test $HAVE_RSVG = yes; then | |
1839 | AC_DEFINE(HAVE_RSVG, 1, [Define to 1 if using librsvg.]) | |
1840 | CFLAGS="$CFLAGS $RSVG_CFLAGS" | |
1841 | LIBS="$RSVG_LIBS $LIBS" | |
1842 | fi | |
1843 | fi | |
1844 | fi | |
1845 | ||
1846 | HAVE_IMAGEMAGICK=no | |
1847 | if test "${HAVE_X11}" = "yes"; then | |
1848 | if test "${with_imagemagick}" != "no"; then | |
f5b06c35 GM |
1849 | ## 6.2.8 is the earliest version known to work, but earlier versions |
1850 | ## might work - let us know if you find one. | |
1851 | ## 6.0.7 does not work. See bug#7955. | |
1852 | IMAGEMAGICK_MODULE="Wand >= 6.2.8" | |
067d23c9 KY |
1853 | PKG_CHECK_MODULES(IMAGEMAGICK, $IMAGEMAGICK_MODULE, HAVE_IMAGEMAGICK=yes, :) |
1854 | AC_SUBST(IMAGEMAGICK_CFLAGS) | |
1855 | AC_SUBST(IMAGEMAGICK_LIBS) | |
b06b1098 | 1856 | |
067d23c9 KY |
1857 | if test $HAVE_IMAGEMAGICK = yes; then |
1858 | AC_DEFINE(HAVE_IMAGEMAGICK, 1, [Define to 1 if using imagemagick.]) | |
1859 | CFLAGS="$CFLAGS $IMAGEMAGICK_CFLAGS" | |
1860 | LIBS="$IMAGEMAGICK_LIBS $LIBS" | |
03043c1b | 1861 | AC_CHECK_FUNCS(MagickExportImagePixels MagickMergeImageLayers) |
067d23c9 KY |
1862 | fi |
1863 | fi | |
1864 | fi | |
1865 | ||
1866 | ||
1867 | HAVE_GTK=no | |
c195f2de | 1868 | GTK_OBJ= |
067d23c9 | 1869 | if test "${with_gtk3}" = "yes"; then |
0afb4571 J |
1870 | GLIB_REQUIRED=2.28 |
1871 | GTK_REQUIRED=3.0 | |
067d23c9 KY |
1872 | GTK_MODULES="gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" |
1873 | ||
1874 | dnl Checks for libraries. | |
1875 | PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no) | |
1876 | if test "$pkg_check_gtk" = "no" && test "$USE_X_TOOLKIT" != "maybe"; then | |
1877 | AC_MSG_ERROR($GTK_PKG_ERRORS) | |
1878 | fi | |
0afb4571 | 1879 | AC_DEFINE(HAVE_GTK3, 1, [Define to 1 if using GTK 3 or later.]) |
c195f2de | 1880 | GTK_OBJ=emacsgtkfixed.o |
067d23c9 KY |
1881 | fi |
1882 | ||
1883 | if test "$pkg_check_gtk" != "yes"; then | |
1884 | HAVE_GTK=no | |
1885 | if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "maybe"; then | |
0ffe1065 JD |
1886 | GLIB_REQUIRED=2.10 |
1887 | GTK_REQUIRED=2.10 | |
067d23c9 KY |
1888 | GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" |
1889 | ||
1890 | dnl Checks for libraries. | |
1891 | PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no) | |
1892 | if test "$pkg_check_gtk" = "no" && test "$USE_X_TOOLKIT" != "maybe"; then | |
1893 | AC_MSG_ERROR($GTK_PKG_ERRORS) | |
1894 | fi | |
1895 | fi | |
1896 | fi | |
1897 | ||
067d23c9 KY |
1898 | if test x"$pkg_check_gtk" = xyes; then |
1899 | ||
1900 | AC_SUBST(GTK_CFLAGS) | |
1901 | AC_SUBST(GTK_LIBS) | |
1902 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS" | |
1903 | CFLAGS="$CFLAGS $GTK_CFLAGS" | |
1904 | LIBS="$GTK_LIBS $LIBS" | |
1905 | dnl Try to compile a simple GTK program. | |
1906 | GTK_COMPILES=no | |
1907 | AC_CHECK_FUNCS(gtk_main, GTK_COMPILES=yes) | |
1908 | if test "${GTK_COMPILES}" != "yes"; then | |
1909 | if test "$USE_X_TOOLKIT" != "maybe"; then | |
1910 | AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log. Maybe some x11-devel files missing?]); | |
1911 | fi | |
1912 | else | |
1913 | HAVE_GTK=yes | |
1914 | AC_DEFINE(USE_GTK, 1, [Define to 1 if using GTK.]) | |
c195f2de | 1915 | GTK_OBJ="gtkutil.o $GTK_OBJ" |
067d23c9 KY |
1916 | USE_X_TOOLKIT=none |
1917 | if $PKG_CONFIG --atleast-version=2.10 gtk+-2.0; then | |
1918 | : | |
1919 | else | |
1920 | AC_MSG_WARN([[Your version of Gtk+ will have problems with | |
1921 | closing open displays. This is no problem if you just use | |
1922 | one display, but if you use more than one and close one of them | |
1923 | Emacs may crash.]]) | |
1924 | sleep 3 | |
1925 | fi | |
1926 | fi | |
1927 | ||
1928 | fi | |
1929 | AC_SUBST(GTK_OBJ) | |
1930 | ||
1931 | ||
1932 | if test "${HAVE_GTK}" = "yes"; then | |
1933 | ||
1934 | dnl GTK scrollbars resemble toolkit scrollbars a lot, so to avoid | |
1935 | dnl a lot if #ifdef:s, say we have toolkit scrollbars. | |
1936 | if test "$with_toolkit_scroll_bars" != no; then | |
1937 | with_toolkit_scroll_bars=yes | |
1938 | fi | |
1939 | ||
1940 | dnl Check if we have the old file selection dialog declared and | |
1941 | dnl in the link library. In 2.x it may be in the library, | |
1942 | dnl but not declared if deprecated featured has been selected out. | |
1943 | dnl AC_CHECK_DECL checks for a macro, so check for GTK_TYPE_FILE_SELECTION. | |
1944 | HAVE_GTK_FILE_SELECTION=no | |
1945 | AC_CHECK_DECL(GTK_TYPE_FILE_SELECTION, HAVE_GTK_FILE_SELECTION=yes, | |
1946 | HAVE_GTK_FILE_SELECTION=no, [AC_INCLUDES_DEFAULT | |
1947 | #include <gtk/gtk.h>]) | |
1948 | if test "$HAVE_GTK_FILE_SELECTION" = yes; then | |
1949 | AC_CHECK_FUNCS(gtk_file_selection_new) | |
1950 | fi | |
1951 | ||
067d23c9 KY |
1952 | |
1953 | dnl Check for functions introduced in 2.14 and later. | |
1954 | AC_CHECK_FUNCS(gtk_widget_get_window gtk_widget_set_has_window \ | |
1955 | gtk_dialog_get_action_area gtk_widget_get_sensitive \ | |
1956 | gtk_widget_get_mapped gtk_adjustment_get_page_size \ | |
54e9e3bf JD |
1957 | gtk_orientable_set_orientation \ |
1958 | gtk_window_set_has_resize_grip) | |
067d23c9 KY |
1959 | fi |
1960 | ||
1961 | dnl D-Bus has been tested under GNU/Linux only. Must be adapted for | |
dcbf5805 | 1962 | dnl other platforms. |
067d23c9 KY |
1963 | HAVE_DBUS=no |
1964 | DBUS_OBJ= | |
1965 | if test "${with_dbus}" = "yes"; then | |
1966 | PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, HAVE_DBUS=yes, HAVE_DBUS=no) | |
1967 | if test "$HAVE_DBUS" = yes; then | |
1968 | LIBS="$LIBS $DBUS_LIBS" | |
1969 | AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.]) | |
dcbf5805 | 1970 | dnl dbus_watch_get_unix_fd has been introduced in D-Bus 1.1.1. |
e3a3e213 MA |
1971 | dnl dbus_type_is_valid and dbus_validate_* have been introduced in |
1972 | dnl D-Bus 1.5.12. | |
dcbf5805 | 1973 | AC_CHECK_FUNCS(dbus_watch_get_unix_fd \ |
e3a3e213 | 1974 | dbus_type_is_valid \ |
dcbf5805 MA |
1975 | dbus_validate_bus_name \ |
1976 | dbus_validate_path \ | |
1977 | dbus_validate_interface \ | |
1978 | dbus_validate_member) | |
067d23c9 KY |
1979 | DBUS_OBJ=dbusbind.o |
1980 | fi | |
1981 | fi | |
1982 | AC_SUBST(DBUS_OBJ) | |
1983 | ||
9851bfc5 JD |
1984 | dnl GSettings has been tested under GNU/Linux only. |
1985 | HAVE_GSETTINGS=no | |
1986 | if test "${HAVE_X11}" = "yes" && test "${with_gsettings}" = "yes"; then | |
2ad77c9d | 1987 | PKG_CHECK_MODULES(GSETTINGS, gio-2.0 >= 2.26, HAVE_GSETTINGS=yes, HAVE_GSETTINGS=no) |
2e6e11eb | 1988 | if test "$HAVE_GSETTINGS" = "yes"; then |
9851bfc5 JD |
1989 | AC_DEFINE(HAVE_GSETTINGS, 1, [Define to 1 if using GSettings.]) |
1990 | SETTINGS_CFLAGS="$GSETTINGS_CFLAGS" | |
1991 | SETTINGS_LIBS="$GSETTINGS_LIBS" | |
1992 | fi | |
1993 | fi | |
1994 | ||
067d23c9 KY |
1995 | dnl GConf has been tested under GNU/Linux only. |
1996 | dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6. | |
1997 | HAVE_GCONF=no | |
869795d6 | 1998 | if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then |
067d23c9 KY |
1999 | PKG_CHECK_MODULES(GCONF, gconf-2.0 >= 2.13, HAVE_GCONF=yes, HAVE_GCONF=no) |
2000 | if test "$HAVE_GCONF" = yes; then | |
2001 | AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.]) | |
2002 | dnl Newer GConf doesn't link with g_objects, so this is not defined. | |
869795d6 JD |
2003 | SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GCONF_CFLAGS" |
2004 | SETTINGS_LIBS="$SETTINGS_LIBS $GCONF_LIBS" | |
067d23c9 KY |
2005 | fi |
2006 | fi | |
2007 | ||
2e6e11eb | 2008 | if test "$HAVE_GSETTINGS" = "yes" || test "$HAVE_GCONF" = "yes"; then |
9851bfc5 | 2009 | SAVE_CFLAGS="$CFLAGS" |
46d14be7 | 2010 | SAVE_LIBS="$LIBS" |
9851bfc5 | 2011 | CFLAGS="$SETTINGS_CFLAGS $CFLAGS" |
46d14be7 | 2012 | LIBS="$SETTINGS_LIBS $LIBS" |
9851bfc5 JD |
2013 | AC_CHECK_FUNCS([g_type_init]) |
2014 | CFLAGS="$SAVE_CFLAGS" | |
46d14be7 | 2015 | LIBS="$SAVE_LIBS" |
9851bfc5 JD |
2016 | fi |
2017 | AC_SUBST(SETTINGS_CFLAGS) | |
2018 | AC_SUBST(SETTINGS_LIBS) | |
2019 | ||
2020 | ||
067d23c9 KY |
2021 | dnl SELinux is available for GNU/Linux only. |
2022 | HAVE_LIBSELINUX=no | |
2023 | LIBSELINUX_LIBS= | |
2024 | if test "${with_selinux}" = "yes"; then | |
2025 | AC_CHECK_LIB([selinux], [lgetfilecon], HAVE_LIBSELINUX=yes, HAVE_LIBSELINUX=no) | |
2026 | if test "$HAVE_LIBSELINUX" = yes; then | |
2027 | AC_DEFINE(HAVE_LIBSELINUX, 1, [Define to 1 if using SELinux.]) | |
2028 | LIBSELINUX_LIBS=-lselinux | |
2029 | fi | |
2030 | fi | |
2031 | AC_SUBST(LIBSELINUX_LIBS) | |
2032 | ||
2033 | HAVE_GNUTLS=no | |
33630d51 | 2034 | HAVE_GNUTLS_CALLBACK_CERTIFICATE_VERIFY=no |
067d23c9 | 2035 | if test "${with_gnutls}" = "yes" ; then |
9f77899d | 2036 | PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6], HAVE_GNUTLS=yes, HAVE_GNUTLS=no) |
067d23c9 KY |
2037 | if test "${HAVE_GNUTLS}" = "yes"; then |
2038 | AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.]) | |
2039 | fi | |
33630d51 TZ |
2040 | |
2041 | CFLAGS="$CFLAGS $LIBGNUTLS_CFLAGS" | |
2042 | LIBS="$LIBGNUTLS_LIBS $LIBS" | |
2043 | AC_CHECK_FUNCS(gnutls_certificate_set_verify_function, HAVE_GNUTLS_CALLBACK_CERTIFICATE_VERIFY=yes) | |
2044 | ||
2045 | if test "${HAVE_GNUTLS_CALLBACK_CERTIFICATE_VERIFY}" = "yes"; then | |
2046 | AC_DEFINE(HAVE_GNUTLS_CALLBACK_CERTIFICATE_VERIFY, 1, [Define if using GnuTLS certificate verification callbacks.]) | |
2047 | fi | |
067d23c9 | 2048 | fi |
33630d51 | 2049 | |
067d23c9 KY |
2050 | AC_SUBST(LIBGNUTLS_LIBS) |
2051 | AC_SUBST(LIBGNUTLS_CFLAGS) | |
2052 | ||
2053 | dnl Do not put whitespace before the #include statements below. | |
2054 | dnl Older compilers (eg sunos4 cc) choke on it. | |
2055 | HAVE_XAW3D=no | |
2056 | LUCID_LIBW= | |
2057 | if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2058 | if test "$with_xaw3d" != no; then | |
2059 | AC_MSG_CHECKING(for xaw3d) | |
2060 | AC_CACHE_VAL(emacs_cv_xaw3d, | |
181855e6 | 2061 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2062 | #include <X11/Intrinsic.h> |
181855e6 GM |
2063 | #include <X11/Xaw3d/Simple.h>]], |
2064 | [[]])], | |
37f7b784 CY |
2065 | [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, |
2066 | emacs_cv_xaw3d=yes, emacs_cv_xaw3d=no)], | |
067d23c9 KY |
2067 | emacs_cv_xaw3d=no)]) |
2068 | else | |
2069 | emacs_cv_xaw3d=no | |
2070 | fi | |
2071 | if test $emacs_cv_xaw3d = yes; then | |
2072 | AC_MSG_RESULT([yes; using Lucid toolkit]) | |
2073 | USE_X_TOOLKIT=LUCID | |
2074 | HAVE_XAW3D=yes | |
2075 | LUCID_LIBW=-lXaw3d | |
2076 | AC_DEFINE(HAVE_XAW3D, 1, | |
2077 | [Define to 1 if you have the Xaw3d library (-lXaw3d).]) | |
2078 | else | |
2079 | AC_MSG_RESULT(no) | |
2080 | AC_MSG_CHECKING(for libXaw) | |
2081 | AC_CACHE_VAL(emacs_cv_xaw, | |
181855e6 | 2082 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2083 | #include <X11/Intrinsic.h> |
181855e6 GM |
2084 | #include <X11/Xaw/Simple.h>]], |
2085 | [[]])], | |
067d23c9 KY |
2086 | emacs_cv_xaw=yes, |
2087 | emacs_cv_xaw=no)]) | |
2088 | if test $emacs_cv_xaw = yes; then | |
2089 | AC_MSG_RESULT([yes; using Lucid toolkit]) | |
2090 | USE_X_TOOLKIT=LUCID | |
2091 | LUCID_LIBW=-lXaw | |
2092 | elif test x"${USE_X_TOOLKIT}" = xLUCID; then | |
2093 | AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files]) | |
2094 | else | |
d681f183 GM |
2095 | AC_MSG_ERROR([No X toolkit could be found. |
2096 | If you are sure you want Emacs compiled without an X toolkit, pass | |
2097 | --with-x-toolkit=no | |
2098 | to configure. Otherwise, install the development libraries for the toolkit | |
2099 | that you want to use (e.g. Gtk+) and re-run configure.]) | |
067d23c9 KY |
2100 | fi |
2101 | fi | |
2102 | fi | |
2103 | ||
2104 | X_TOOLKIT_TYPE=$USE_X_TOOLKIT | |
2105 | ||
2106 | LIBXTR6= | |
2107 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2108 | AC_MSG_CHECKING(X11 toolkit version) | |
2109 | AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6, | |
181855e6 GM |
2110 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <X11/Intrinsic.h>]], |
2111 | [[#if XtSpecificationRelease < 6 | |
067d23c9 KY |
2112 | fail; |
2113 | #endif | |
181855e6 | 2114 | ]])], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)]) |
067d23c9 KY |
2115 | HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6 |
2116 | if test $emacs_cv_x11_toolkit_version_6 = yes; then | |
2117 | AC_MSG_RESULT(6 or newer) | |
2118 | AC_DEFINE(HAVE_X11XTR6, 1, | |
2119 | [Define to 1 if you have the X11R6 or newer version of Xt.]) | |
2120 | LIBXTR6="-lSM -lICE" | |
2121 | case "$opsys" in | |
2122 | ## Use libw.a along with X11R6 Xt. | |
2123 | unixware) LIBXTR6="$LIBXTR6 -lw" ;; | |
2124 | esac | |
2125 | else | |
2126 | AC_MSG_RESULT(before 6) | |
2127 | fi | |
2128 | ||
2129 | dnl If using toolkit, check whether libXmu.a exists. | |
2130 | dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link. | |
2131 | OLDLIBS="$LIBS" | |
2132 | if test x$HAVE_X11XTR6 = xyes; then | |
2133 | LIBS="-lXt -lSM -lICE $LIBS" | |
2134 | else | |
2135 | LIBS="-lXt $LIBS" | |
2136 | fi | |
2137 | AC_CHECK_LIB(Xmu, XmuConvertStandardSelection) | |
2138 | test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS" | |
2139 | fi | |
2140 | AC_SUBST(LIBXTR6) | |
2141 | ||
2142 | dnl FIXME the logic here seems weird, but this is what cpp was doing. | |
2143 | dnl Why not just test for libxmu in the normal way? | |
2144 | LIBXMU=-lXmu | |
d6a003a8 AS |
2145 | case $opsys in |
2146 | ## These systems don't supply Xmu. | |
067d23c9 KY |
2147 | hpux* | aix4-2 ) |
2148 | test "X$ac_cv_lib_Xmu_XmuConvertStandardSelection" != "Xyes" && LIBXMU= | |
2149 | ;; | |
2150 | esac | |
2151 | AC_SUBST(LIBXMU) | |
2152 | ||
2153 | # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D. | |
2154 | if test "${HAVE_X11}" = "yes"; then | |
2155 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2156 | AC_CHECK_LIB(Xext, XShapeQueryExtension) | |
2157 | fi | |
2158 | fi | |
2159 | ||
2160 | LIBXP= | |
2161 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
2162 | AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1, | |
181855e6 GM |
2163 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <Xm/Xm.h>]], |
2164 | [[#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1) | |
067d23c9 KY |
2165 | int x = 5; |
2166 | #else | |
2167 | Motif version prior to 2.1. | |
181855e6 | 2168 | #endif]])], |
067d23c9 KY |
2169 | emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)]) |
2170 | if test $emacs_cv_motif_version_2_1 = yes; then | |
2171 | AC_CHECK_LIB(Xp, XpCreateContext, LIBXP=-lXp) | |
2172 | else | |
2173 | AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif, | |
2174 | # We put this in CFLAGS temporarily to precede other -I options | |
2175 | # that might be in CFLAGS temporarily. | |
2176 | # We put this in CPPFLAGS where it precedes the other -I options. | |
2177 | OLD_CPPFLAGS=$CPPFLAGS | |
2178 | OLD_CFLAGS=$CFLAGS | |
2179 | CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS" | |
2180 | CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS" | |
181855e6 GM |
2181 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>]], |
2182 | [[int x = 5;]])], | |
067d23c9 KY |
2183 | emacs_cv_lesstif=yes, emacs_cv_lesstif=no)]) |
2184 | if test $emacs_cv_lesstif = yes; then | |
2185 | # Make sure this -I option remains in CPPFLAGS after it is set | |
2186 | # back to REAL_CPPFLAGS. | |
2187 | # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not | |
2188 | # have those other -I options anyway. Ultimately, having this | |
2189 | # directory ultimately in CPPFLAGS will be enough. | |
2190 | REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS" | |
2191 | LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS" | |
2192 | else | |
2193 | CFLAGS=$OLD_CFLAGS | |
2194 | CPPFLAGS=$OLD_CPPFLAGS | |
2195 | fi | |
2196 | fi | |
e4070def GM |
2197 | AC_CHECK_HEADER([Xm/BulletinB.h], [], |
2198 | [AC_MSG_ERROR([Motif toolkit requested but requirements not found.])]) | |
067d23c9 KY |
2199 | fi |
2200 | ||
2201 | dnl Use toolkit scroll bars if configured for GTK or X toolkit and either | |
2202 | dnl using Motif or Xaw3d is available, and unless | |
2203 | dnl --with-toolkit-scroll-bars=no was specified. | |
2204 | ||
2205 | AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS, | |
2206 | [Define to 1 if we should use toolkit scroll bars.])dnl | |
2207 | USE_TOOLKIT_SCROLL_BARS=no | |
2208 | if test "${with_toolkit_scroll_bars}" != "no"; then | |
2209 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2210 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
2211 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2212 | HAVE_XAW3D=no | |
2213 | USE_TOOLKIT_SCROLL_BARS=yes | |
8d8939e8 | 2214 | elif test "${HAVE_XAW3D}" = "yes" || test "${USE_X_TOOLKIT}" = "LUCID"; then |
067d23c9 KY |
2215 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) |
2216 | USE_TOOLKIT_SCROLL_BARS=yes | |
2217 | fi | |
2218 | elif test "${HAVE_GTK}" = "yes"; then | |
2219 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2220 | USE_TOOLKIT_SCROLL_BARS=yes | |
2221 | elif test "${HAVE_NS}" = "yes"; then | |
2222 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2223 | USE_TOOLKIT_SCROLL_BARS=yes | |
2224 | fi | |
2225 | fi | |
2226 | ||
2227 | dnl See if XIM is available. | |
181855e6 | 2228 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2229 | #include <X11/Xlib.h> |
181855e6 GM |
2230 | #include <X11/Xresource.h>]], |
2231 | [[XIMProc callback;]])], | |
067d23c9 KY |
2232 | [HAVE_XIM=yes |
2233 | AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available])], | |
2234 | HAVE_XIM=no) | |
2235 | ||
2236 | dnl `--with-xim' now controls only the initial value of use_xim at run time. | |
2237 | ||
2238 | if test "${with_xim}" != "no"; then | |
2239 | AC_DEFINE(USE_XIM, 1, | |
2240 | [Define to 1 if we should use XIM, if it is available.]) | |
2241 | fi | |
2242 | ||
2243 | ||
2244 | if test "${HAVE_XIM}" != "no"; then | |
2245 | late_CFLAGS=$CFLAGS | |
2246 | if test "$GCC" = yes; then | |
2247 | CFLAGS="$CFLAGS --pedantic-errors" | |
2248 | fi | |
181855e6 | 2249 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
067d23c9 | 2250 | #include <X11/Xlib.h> |
181855e6 GM |
2251 | #include <X11/Xresource.h>]], |
2252 | [[Display *display; | |
067d23c9 KY |
2253 | XrmDatabase db; |
2254 | char *res_name; | |
2255 | char *res_class; | |
2256 | XIMProc callback; | |
2257 | XPointer *client_data; | |
2258 | #ifndef __GNUC__ | |
2259 | /* If we're not using GCC, it's probably not XFree86, and this is | |
2260 | probably right, but we can't use something like --pedantic-errors. */ | |
2261 | extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*, | |
2262 | char*, XIMProc, XPointer*); | |
2263 | #endif | |
2264 | (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback, | |
181855e6 | 2265 | client_data);]])], |
067d23c9 KY |
2266 | [emacs_cv_arg6_star=yes]) |
2267 | AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6, | |
2268 | [Define to the type of the 6th arg of XRegisterIMInstantiateCallback, | |
2269 | either XPointer or XPointer*.])dnl | |
2270 | if test "$emacs_cv_arg6_star" = yes; then | |
2271 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*]) | |
2272 | else | |
2273 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer]) | |
2274 | fi | |
2275 | CFLAGS=$late_CFLAGS | |
2276 | fi | |
2277 | ||
2278 | ### Start of font-backend (under any platform) section. | |
2279 | # (nothing here yet -- this is a placeholder) | |
2280 | ### End of font-backend (under any platform) section. | |
2281 | ||
2282 | ### Start of font-backend (under X11) section. | |
2283 | if test "${HAVE_X11}" = "yes"; then | |
2284 | PKG_CHECK_MODULES(FONTCONFIG, fontconfig >= 2.2.0, HAVE_FC=yes, HAVE_FC=no) | |
2285 | ||
2286 | ## Use -lXft if available, unless `--with-xft=no'. | |
2287 | HAVE_XFT=maybe | |
2288 | if test "${HAVE_FC}" = "no" || test "x${with_x}" = "xno"; then | |
2289 | with_xft="no"; | |
2290 | fi | |
2291 | if test "x${with_xft}" != "xno"; then | |
2292 | ||
2293 | PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no) | |
2294 | ## Because xftfont.c uses XRenderQueryExtension, we also | |
2295 | ## need to link to -lXrender. | |
2296 | HAVE_XRENDER=no | |
2297 | AC_CHECK_LIB(Xrender, XRenderQueryExtension, HAVE_XRENDER=yes) | |
2298 | if test "$HAVE_XFT" != no && test "$HAVE_XRENDER" != no; then | |
2299 | OLD_CPPFLAGS="$CPPFLAGS" | |
2300 | OLD_CFLAGS="$CFLAGS" | |
2301 | OLD_LIBS="$LIBS" | |
2302 | CPPFLAGS="$CPPFLAGS $XFT_CFLAGS" | |
2303 | CFLAGS="$CFLAGS $XFT_CFLAGS" | |
2304 | XFT_LIBS="-lXrender $XFT_LIBS" | |
2305 | LIBS="$XFT_LIBS $LIBS" | |
2306 | AC_CHECK_HEADER(X11/Xft/Xft.h, | |
2307 | AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS)) | |
2308 | ||
2309 | if test "${HAVE_XFT}" = "yes"; then | |
2310 | AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.]) | |
2311 | AC_SUBST(XFT_LIBS) | |
2312 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS" | |
2313 | else | |
2314 | CPPFLAGS="$OLD_CPPFLAGS" | |
2315 | CFLAGS="$OLD_CFLAGS" | |
2316 | LIBS="$OLD_LIBS" | |
2317 | fi # "${HAVE_XFT}" = "yes" | |
2318 | fi # "$HAVE_XFT" != no | |
2319 | fi # "x${with_xft}" != "xno" | |
2320 | ||
870d9cf6 GM |
2321 | ## We used to allow building with FreeType and without Xft. |
2322 | ## However, the ftx font backend driver is not in good shape. | |
067d23c9 | 2323 | if test "$HAVE_XFT" != "yes"; then |
870d9cf6 | 2324 | dnl For the "Does Emacs use" message at the end. |
067d23c9 | 2325 | HAVE_XFT=no |
870d9cf6 GM |
2326 | HAVE_FREETYPE=no |
2327 | else | |
2328 | dnl Strict linkers fail with | |
2329 | dnl ftfont.o: undefined reference to symbol 'FT_New_Face' | |
2330 | dnl if -lfreetype is not specified. | |
2331 | dnl The following is needed to set FREETYPE_LIBS. | |
2332 | PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes, | |
46dcfee4 | 2333 | HAVE_FREETYPE=no) |
870d9cf6 GM |
2334 | |
2335 | test "$HAVE_FREETYPE" = "no" && AC_MSG_ERROR(libxft requires libfreetype) | |
067d23c9 KY |
2336 | fi |
2337 | ||
067d23c9 KY |
2338 | HAVE_LIBOTF=no |
2339 | if test "${HAVE_FREETYPE}" = "yes"; then | |
2340 | AC_DEFINE(HAVE_FREETYPE, 1, | |
2341 | [Define to 1 if using the freetype and fontconfig libraries.]) | |
2342 | if test "${with_libotf}" != "no"; then | |
2343 | PKG_CHECK_MODULES(LIBOTF, libotf, HAVE_LIBOTF=yes, | |
2344 | HAVE_LIBOTF=no) | |
2345 | if test "$HAVE_LIBOTF" = "yes"; then | |
2346 | AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.]) | |
2347 | AC_CHECK_LIB(otf, OTF_get_variation_glyphs, | |
2348 | HAVE_OTF_GET_VARIATION_GLYPHS=yes, | |
2349 | HAVE_OTF_GET_VARIATION_GLYPHS=no) | |
2350 | if test "${HAVE_OTF_GET_VARIATION_GLYPHS}" = "yes"; then | |
2351 | AC_DEFINE(HAVE_OTF_GET_VARIATION_GLYPHS, 1, | |
2352 | [Define to 1 if libotf has OTF_get_variation_glyphs.]) | |
2353 | fi | |
2354 | fi | |
2355 | fi | |
2356 | dnl FIXME should there be an error if HAVE_FREETYPE != yes? | |
2357 | dnl Does the new font backend require it, or can it work without it? | |
2358 | fi | |
2359 | ||
2360 | HAVE_M17N_FLT=no | |
2361 | if test "${HAVE_LIBOTF}" = yes; then | |
2362 | if test "${with_m17n_flt}" != "no"; then | |
2363 | PKG_CHECK_MODULES(M17N_FLT, m17n-flt, HAVE_M17N_FLT=yes, HAVE_M17N_FLT=no) | |
2364 | if test "$HAVE_M17N_FLT" = "yes"; then | |
2365 | AC_DEFINE(HAVE_M17N_FLT, 1, [Define to 1 if using libm17n-flt.]) | |
2366 | fi | |
2367 | fi | |
2368 | fi | |
2369 | else | |
2370 | HAVE_XFT=no | |
2371 | HAVE_FREETYPE=no | |
2372 | HAVE_LIBOTF=no | |
2373 | HAVE_M17N_FLT=no | |
2374 | fi | |
2375 | ||
2376 | ### End of font-backend (under X11) section. | |
2377 | ||
2378 | AC_SUBST(FREETYPE_CFLAGS) | |
2379 | AC_SUBST(FREETYPE_LIBS) | |
2380 | AC_SUBST(FONTCONFIG_CFLAGS) | |
2381 | AC_SUBST(FONTCONFIG_LIBS) | |
2382 | AC_SUBST(LIBOTF_CFLAGS) | |
2383 | AC_SUBST(LIBOTF_LIBS) | |
2384 | AC_SUBST(M17N_FLT_CFLAGS) | |
2385 | AC_SUBST(M17N_FLT_LIBS) | |
2386 | ||
2387 | ### Use -lXpm if available, unless `--with-xpm=no'. | |
2388 | HAVE_XPM=no | |
2389 | LIBXPM= | |
2390 | if test "${HAVE_X11}" = "yes"; then | |
2391 | if test "${with_xpm}" != "no"; then | |
2392 | AC_CHECK_HEADER(X11/xpm.h, | |
2393 | [AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)]) | |
2394 | if test "${HAVE_XPM}" = "yes"; then | |
2395 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) | |
2396 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2397 | [#include "X11/xpm.h" | |
2398 | #ifndef XpmReturnAllocPixels | |
2399 | no_return_alloc_pixels | |
2400 | #endif | |
2401 | ], HAVE_XPM=no, HAVE_XPM=yes) | |
2402 | ||
2403 | if test "${HAVE_XPM}" = "yes"; then | |
2404 | AC_MSG_RESULT(yes) | |
2405 | else | |
2406 | AC_MSG_RESULT(no) | |
2407 | fi | |
2408 | fi | |
2409 | fi | |
2410 | ||
2411 | if test "${HAVE_XPM}" = "yes"; then | |
20db1522 | 2412 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).]) |
067d23c9 KY |
2413 | LIBXPM=-lXpm |
2414 | fi | |
2415 | fi | |
2416 | AC_SUBST(LIBXPM) | |
2417 | ||
2418 | ### Use -ljpeg if available, unless `--with-jpeg=no'. | |
2419 | HAVE_JPEG=no | |
2420 | LIBJPEG= | |
2421 | if test "${HAVE_X11}" = "yes"; then | |
2422 | if test "${with_jpeg}" != "no"; then | |
2423 | dnl Checking for jpeglib.h can lose because of a redefinition of | |
2424 | dnl HAVE_STDLIB_H. | |
2425 | AC_CHECK_HEADER(jerror.h, | |
2426 | [AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes)]) | |
2427 | fi | |
2428 | ||
2429 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl | |
2430 | if test "${HAVE_JPEG}" = "yes"; then | |
2431 | AC_DEFINE(HAVE_JPEG) | |
2432 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], | |
2433 | [#include <jpeglib.h> | |
2434 | version=JPEG_LIB_VERSION | |
2435 | ], | |
2436 | [AC_DEFINE(HAVE_JPEG)], | |
2437 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) | |
2438 | HAVE_JPEG=no]) | |
2439 | fi | |
2440 | if test "${HAVE_JPEG}" = "yes"; then | |
2441 | LIBJPEG=-ljpeg | |
2442 | fi | |
2443 | fi | |
2444 | AC_SUBST(LIBJPEG) | |
2445 | ||
2446 | ### Use -lpng if available, unless `--with-png=no'. | |
2447 | HAVE_PNG=no | |
2448 | LIBPNG= | |
2449 | if test "${HAVE_X11}" = "yes"; then | |
2450 | if test "${with_png}" != "no"; then | |
2451 | # Debian unstable as of July 2003 has multiple libpngs, and puts png.h | |
2452 | # in /usr/include/libpng. | |
0ccb0b09 | 2453 | AC_CHECK_HEADERS(png.h libpng/png.h, break) |
067d23c9 KY |
2454 | if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then |
2455 | AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm) | |
2456 | fi | |
2457 | fi | |
2458 | ||
2459 | if test "${HAVE_PNG}" = "yes"; then | |
2460 | AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).]) | |
2461 | LIBPNG="-lpng -lz -lm" | |
0ccb0b09 PE |
2462 | |
2463 | AC_CHECK_DECL(png_longjmp, | |
2464 | [], | |
2465 | [AC_DEFINE(PNG_DEPRECATED, [], | |
2466 | [Define to empty to suppress deprecation warnings when building | |
2467 | with --enable-gcc-warnings and with libpng versions before 1.5, | |
2468 | which lack png_longjmp.])], | |
2469 | [[#ifdef HAVE_LIBPNG_PNG_H | |
2470 | # include <libpng/png.h> | |
2471 | #else | |
2472 | # include <png.h> | |
2473 | #endif | |
2474 | ]]) | |
067d23c9 KY |
2475 | fi |
2476 | fi | |
2477 | AC_SUBST(LIBPNG) | |
2478 | ||
2479 | ### Use -ltiff if available, unless `--with-tiff=no'. | |
2480 | HAVE_TIFF=no | |
2481 | LIBTIFF= | |
2482 | if test "${HAVE_X11}" = "yes"; then | |
2483 | if test "${with_tiff}" != "no"; then | |
2484 | AC_CHECK_HEADER(tiffio.h, | |
2485 | [tifflibs="-lz -lm" | |
2486 | # At least one tiff package requires the jpeg library. | |
2487 | if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi | |
2488 | AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs)]) | |
2489 | fi | |
2490 | ||
2491 | if test "${HAVE_TIFF}" = "yes"; then | |
2492 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) | |
2493 | dnl FIXME -lz -lm, as per libpng? | |
2494 | LIBTIFF=-ltiff | |
2495 | fi | |
2496 | fi | |
2497 | AC_SUBST(LIBTIFF) | |
2498 | ||
2499 | ### Use -lgif or -lungif if available, unless `--with-gif=no'. | |
2500 | HAVE_GIF=no | |
2501 | LIBGIF= | |
2502 | if test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no"; then | |
2503 | AC_CHECK_HEADER(gif_lib.h, | |
2504 | # EGifPutExtensionLast only exists from version libungif-4.1.0b1. | |
2505 | # Earlier versions can crash Emacs. | |
2506 | [AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=maybe)]) | |
2507 | ||
2508 | if test "$HAVE_GIF" = yes; then | |
2509 | LIBGIF=-lgif | |
2510 | elif test "$HAVE_GIF" = maybe; then | |
2511 | # If gif_lib.h but no libgif, try libungif. | |
2512 | AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=no) | |
2513 | test "$HAVE_GIF" = yes && LIBGIF=-lungif | |
2514 | fi | |
2515 | ||
2516 | if test "${HAVE_GIF}" = "yes"; then | |
2517 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) | |
2518 | fi | |
2519 | fi | |
2520 | AC_SUBST(LIBGIF) | |
2521 | ||
2522 | dnl Check for required libraries. | |
2523 | if test "${HAVE_X11}" = "yes"; then | |
2524 | MISSING="" | |
2525 | WITH_NO="" | |
2526 | test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" && | |
2527 | MISSING="libXpm" && WITH_NO="--with-xpm=no" | |
2528 | test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" && | |
2529 | MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no" | |
2530 | test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" && | |
2531 | MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no" | |
2532 | test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" && | |
2533 | MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no" | |
2534 | test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" && | |
2535 | MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no" | |
2536 | ||
2537 | if test "X${MISSING}" != X; then | |
2538 | AC_MSG_ERROR([The following required libraries were not found: | |
2539 | $MISSING | |
2540 | Maybe some development libraries/packages are missing? | |
2541 | If you don't want to link with them give | |
2542 | $WITH_NO | |
2543 | as options to configure]) | |
2544 | fi | |
2545 | fi | |
2546 | ||
2547 | ### Use -lgpm if available, unless `--with-gpm=no'. | |
2548 | HAVE_GPM=no | |
2549 | LIBGPM= | |
067d23c9 KY |
2550 | if test "${with_gpm}" != "no"; then |
2551 | AC_CHECK_HEADER(gpm.h, | |
2552 | [AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes)]) | |
2553 | ||
2554 | if test "${HAVE_GPM}" = "yes"; then | |
2555 | AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).]) | |
2556 | LIBGPM=-lgpm | |
067d23c9 KY |
2557 | fi |
2558 | fi | |
2559 | AC_SUBST(LIBGPM) | |
2560 | ||
2561 | dnl Check for malloc/malloc.h on darwin | |
0e7a053e | 2562 | AC_CHECK_HEADERS_ONCE(malloc/malloc.h) |
067d23c9 | 2563 | |
2f097256 | 2564 | GNUSTEP_CFLAGS= |
067d23c9 KY |
2565 | ### Use NeXTstep API to implement GUI. |
2566 | if test "${HAVE_NS}" = "yes"; then | |
2567 | AC_DEFINE(HAVE_NS, 1, [Define to 1 if you are using the NeXTstep API, either GNUstep or Cocoa on Mac OS X.]) | |
2568 | if test "${NS_IMPL_COCOA}" = "yes"; then | |
2569 | AC_DEFINE(NS_IMPL_COCOA, 1, [Define to 1 if you are using NS windowing under MacOS X.]) | |
067d23c9 KY |
2570 | fi |
2571 | if test "${NS_IMPL_GNUSTEP}" = "yes"; then | |
2572 | AC_DEFINE(NS_IMPL_GNUSTEP, 1, [Define to 1 if you are using NS windowing under GNUstep.]) | |
2573 | # See also .m.o rule in Makefile.in */ | |
2574 | # FIXME: are all these flags really needed? Document here why. */ | |
2f097256 | 2575 | GNUSTEP_CFLAGS="-D_REENTRANT -fPIC -fno-strict-aliasing -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}" |
0cc87afb GM |
2576 | ## Extra CFLAGS applied to src/*.m files. |
2577 | 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 | 2578 | fi |
067d23c9 KY |
2579 | # We also have mouse menus. |
2580 | HAVE_MENUS=yes | |
2581 | OTHER_FILES=ns-app | |
2582 | fi | |
2583 | ||
2584 | ||
2585 | ### Use session management (-lSM -lICE) if available | |
2586 | HAVE_X_SM=no | |
2587 | LIBXSM= | |
2588 | if test "${HAVE_X11}" = "yes"; then | |
2589 | AC_CHECK_HEADER(X11/SM/SMlib.h, | |
2590 | [AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE)]) | |
2591 | ||
2592 | if test "${HAVE_X_SM}" = "yes"; then | |
2593 | AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).]) | |
2594 | LIBXSM="-lSM -lICE" | |
2595 | case "$LIBS" in | |
2596 | *-lSM*) ;; | |
2597 | *) LIBS="$LIBXSM $LIBS" ;; | |
2598 | esac | |
2599 | fi | |
2600 | fi | |
2601 | AC_SUBST(LIBXSM) | |
2602 | ||
2603 | ### Use libxml (-lxml2) if available | |
04d51ad4 | 2604 | HAVE_LIBXML2=no |
067d23c9 KY |
2605 | if test "${with_xml2}" != "no"; then |
2606 | ### I'm not sure what the version number should be, so I just guessed. | |
dab73760 | 2607 | PKG_CHECK_MODULES(LIBXML2, libxml-2.0 > 2.6.17, HAVE_LIBXML2=yes, HAVE_LIBXML2=no) |
067d23c9 KY |
2608 | if test "${HAVE_LIBXML2}" = "yes"; then |
2609 | LIBS="$LIBXML2_LIBS $LIBS" | |
2610 | AC_CHECK_LIB(xml2, htmlReadMemory, HAVE_LIBXML2=yes, HAVE_LIBXML2=no) | |
2611 | if test "${HAVE_LIBXML2}" = "yes"; then | |
2612 | AC_DEFINE(HAVE_LIBXML2, 1, [Define to 1 if you have the libxml library (-lxml2).]) | |
2613 | else | |
2614 | LIBXML2_LIBS="" | |
2615 | LIBXML2_CFLAGS="" | |
2616 | fi | |
2617 | fi | |
2618 | fi | |
2619 | AC_SUBST(LIBXML2_LIBS) | |
2620 | AC_SUBST(LIBXML2_CFLAGS) | |
2621 | ||
2622 | # If netdb.h doesn't declare h_errno, we must declare it by hand. | |
2623 | AC_CACHE_CHECK(whether netdb declares h_errno, | |
2624 | emacs_cv_netdb_declares_h_errno, | |
181855e6 GM |
2625 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], |
2626 | [[return h_errno;]])], | |
067d23c9 KY |
2627 | emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)]) |
2628 | if test $emacs_cv_netdb_declares_h_errno = yes; then | |
2629 | AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.]) | |
2630 | fi | |
2631 | ||
067d23c9 KY |
2632 | # fmod, logb, and frexp are found in -lm on most systems. |
2633 | # On HPUX 9.01, -lm does not contain logb, so check for sqrt. | |
2634 | AC_CHECK_LIB(m, sqrt) | |
2635 | ||
2636 | # Check for mail-locking functions in a "mail" library. Probably this should | |
2637 | # have the same check as for liblockfile below. | |
2638 | AC_CHECK_LIB(mail, maillock, have_mail=yes, have_mail=no) | |
2639 | if test $have_mail = yes; then | |
2640 | LIBS_MAIL=-lmail | |
2641 | LIBS="$LIBS_MAIL $LIBS" | |
2642 | AC_DEFINE(HAVE_LIBMAIL, 1, [Define to 1 if you have the `mail' library (-lmail).]) | |
2643 | else | |
2644 | LIBS_MAIL= | |
2645 | fi | |
2646 | dnl Debian, at least: | |
2647 | AC_CHECK_LIB(lockfile, maillock, have_lockfile=yes, have_lockfile=no) | |
2648 | if test $have_lockfile = yes; then | |
2649 | LIBS_MAIL=-llockfile | |
2650 | LIBS="$LIBS_MAIL $LIBS" | |
2651 | AC_DEFINE(HAVE_LIBLOCKFILE, 1, [Define to 1 if you have the `lockfile' library (-llockfile).]) | |
2652 | else | |
2653 | # If we have the shared liblockfile, assume we must use it for mail | |
2654 | # locking (e.g. Debian). If we couldn't link against liblockfile | |
2655 | # (no liblockfile.a installed), ensure that we don't need to. | |
2656 | dnl This works for files generally, not just executables. | |
2657 | dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf? | |
2658 | AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no, | |
2659 | /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH) | |
2660 | if test $ac_cv_prog_liblockfile = yes; then | |
2661 | AC_MSG_ERROR([Shared liblockfile found but can't link against it. | |
2662 | This probably means that movemail could lose mail. | |
2663 | There may be a `development' package to install containing liblockfile.]) | |
2664 | fi | |
2665 | fi | |
0e7a053e | 2666 | AC_CHECK_HEADERS_ONCE(maillock.h) |
067d23c9 KY |
2667 | AC_SUBST(LIBS_MAIL) |
2668 | ||
2669 | ## Define MAIL_USE_FLOCK (or LOCKF) if the mailer uses flock (or lockf) to | |
2670 | ## interlock access to the mail spool. The alternative is a lock file named | |
2671 | ## /usr/spool/mail/$USER.lock. | |
2672 | mail_lock=no | |
2673 | case "$opsys" in | |
2674 | aix4-2) mail_lock="lockf" ;; | |
2675 | ||
2676 | gnu|freebsd|netbsd|openbsd|darwin|irix6-5) mail_lock="flock" ;; | |
2677 | ||
2678 | ## On GNU/Linux systems, both methods are used by various mail programs. | |
2679 | ## I assume most people are using newer mailers that have heard of flock. | |
2680 | ## Change this if you need to. | |
2681 | ## Debian contains a patch which says: ``On Debian/GNU/Linux systems, | |
2682 | ## configure gets the right answers, and that means *NOT* using flock. | |
2683 | ## Using flock is guaranteed to be the wrong thing. See Debian Policy | |
2684 | ## for details.'' and then uses `#ifdef DEBIAN'. Unfortunately the | |
2685 | ## Debian maintainer hasn't provided a clean fix for Emacs. | |
2686 | ## movemail.c will use `maillock' when MAILDIR, HAVE_LIBMAIL and | |
2687 | ## HAVE_MAILLOCK_H are defined, so the following appears to be the | |
2688 | ## correct logic. -- fx | |
2689 | ## We must check for HAVE_LIBLOCKFILE too, as movemail does. | |
2690 | ## liblockfile is a Free Software replacement for libmail, used on | |
2691 | ## Debian systems and elsewhere. -rfr. | |
2692 | gnu-*) | |
2693 | mail_lock="flock" | |
2694 | if test $have_mail = yes || test $have_lockfile = yes; then | |
2695 | test $ac_cv_header_maillock_h = yes && mail_lock=no | |
2696 | fi | |
2697 | ;; | |
2698 | esac | |
2699 | ||
2700 | BLESSMAIL_TARGET= | |
2701 | case "$mail_lock" in | |
2702 | flock) AC_DEFINE(MAIL_USE_FLOCK, 1, [Define if the mailer uses flock to interlock the mail spool.]) ;; | |
2703 | ||
2704 | lockf) AC_DEFINE(MAIL_USE_LOCKF, 1, [Define if the mailer uses lockf to interlock the mail spool.]) ;; | |
2705 | ||
2706 | *) BLESSMAIL_TARGET="need-blessmail" ;; | |
2707 | esac | |
2708 | AC_SUBST(BLESSMAIL_TARGET) | |
2709 | ||
2710 | ||
54e8a418 | 2711 | AC_CHECK_FUNCS(gethostname \ |
0e7a053e | 2712 | rename closedir mkdir rmdir getrusage get_current_dir_name \ |
4516fbef | 2713 | lrand48 logb frexp fmod cbrt setsid \ |
0e7a053e | 2714 | strerror fpathconf select euidaccess getpagesize setlocale \ |
4516fbef | 2715 | utimes getrlimit setrlimit setpgid getcwd shutdown getaddrinfo \ |
9232a6d9 | 2716 | __fpending strsignal setitimer \ |
03043c1b | 2717 | sendto recvfrom getsockname getpeername getifaddrs freeifaddrs \ |
9232a6d9 PE |
2718 | gai_strerror mkstemp getline getdelim fsync sync \ |
2719 | difftime posix_memalign \ | |
316411f0 | 2720 | getpwent endpwent getgrent endgrent \ |
03043c1b | 2721 | touchlock \ |
c8199d0f | 2722 | cfmakeraw cfsetspeed copysign __executable_start) |
067d23c9 | 2723 | |
4516fbef GM |
2724 | dnl getwd appears to be buggy on SVR4.2, so we don't use it. |
2725 | if test $opsys != unixware; then | |
2726 | AC_CHECK_FUNCS(getwd) | |
2727 | fi | |
2728 | ||
2729 | ## Eric Backus <ericb@lsid.hp.com> says, HP-UX 9.x on HP 700 machines | |
2730 | ## has a broken `rint' in some library versions including math library | |
2731 | ## version number A.09.05. | |
2732 | ## You can fix the math library by installing patch number PHSS_4630. | |
2733 | ## But we can fix it more reliably for Emacs by just not using rint. | |
2734 | ## We also skip HAVE_RANDOM - see comments in src/s/hpux10-20.h. | |
2735 | case $opsys in | |
2736 | hpux*) : ;; | |
2737 | *) AC_CHECK_FUNCS(random rint) ;; | |
2738 | esac | |
2739 | ||
2018939f AS |
2740 | dnl Cannot use AC_CHECK_FUNCS |
2741 | AC_CACHE_CHECK([for __builtin_unwind_init], | |
2742 | emacs_cv_func___builtin_unwind_init, | |
2743 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([], [__builtin_unwind_init ();])], | |
2744 | emacs_cv_func___builtin_unwind_init=yes, | |
2745 | emacs_cv_func___builtin_unwind_init=no)]) | |
2746 | if test $emacs_cv_func___builtin_unwind_init = yes; then | |
2747 | AC_DEFINE(HAVE___BUILTIN_UNWIND_INIT, 1, | |
2748 | [Define to 1 if you have the `__builtin_unwind_init' function.]) | |
2749 | fi | |
2750 | ||
0e7a053e | 2751 | AC_CHECK_HEADERS_ONCE(sys/un.h) |
067d23c9 | 2752 | |
067d23c9 KY |
2753 | AC_FUNC_FSEEKO |
2754 | ||
067d23c9 KY |
2755 | AC_FUNC_GETPGRP |
2756 | ||
067d23c9 | 2757 | # UNIX98 PTYs. |
54e8a418 | 2758 | AC_CHECK_FUNCS(grantpt) |
067d23c9 KY |
2759 | |
2760 | # PTY-related GNU extensions. | |
54e8a418 | 2761 | AC_CHECK_FUNCS(getpt) |
067d23c9 KY |
2762 | |
2763 | # Check this now, so that we will NOT find the above functions in ncurses. | |
2764 | # That is because we have not set up to link ncurses in lib-src. | |
2765 | # It's better to believe a function is not available | |
2766 | # than to expect to find it in ncurses. | |
2767 | # Also we need tputs and friends to be able to build at all. | |
f20f95c6 PE |
2768 | AC_MSG_CHECKING([for library containing tputs]) |
2769 | # Run a test program that contains a call to tputs, a call that is | |
2770 | # never executed. This tests whether a pre-'main' dynamic linker | |
2771 | # works with the library. It's too much trouble to actually call | |
2772 | # tputs in the test program, due to portability hassles. When | |
2773 | # cross-compiling, assume the test program will run if it links. | |
2774 | AC_DEFUN([tputs_link_source], [ | |
2775 | AC_LANG_SOURCE( | |
2776 | [[extern void tputs (const char *, int, int (*)(int)); | |
2777 | int main (int argc, char **argv) | |
2778 | { | |
2779 | if (argc == 10000) | |
2780 | tputs (argv[0], 0, 0); | |
2781 | return 0; | |
2782 | }]]) | |
2783 | ]) | |
fd8dea03 GM |
2784 | # Maybe curses should be tried earlier? |
2785 | # See http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9736#35 | |
a4a18b8b | 2786 | for tputs_library in '' tinfo ncurses terminfo termcap curses; do |
f20f95c6 PE |
2787 | OLIBS=$LIBS |
2788 | if test -z "$tputs_library"; then | |
2789 | LIBS_TERMCAP= | |
2790 | msg='none required' | |
2791 | else | |
2792 | LIBS_TERMCAP=-l$tputs_library | |
2793 | msg=$LIBS_TERMCAP | |
2794 | LIBS="$LIBS_TERMCAP $LIBS" | |
2795 | fi | |
2796 | AC_RUN_IFELSE([tputs_link_source], [], [msg=no], | |
2797 | [AC_LINK_IFELSE([tputs_link_source], [], [msg=no])]) | |
2798 | LIBS=$OLIBS | |
2799 | if test "X$msg" != Xno; then | |
2800 | break | |
2801 | fi | |
2802 | done | |
2803 | AC_MSG_RESULT([$msg]) | |
2804 | if test "X$msg" = Xno; then | |
fd8dea03 | 2805 | AC_MSG_ERROR([The required function `tputs' was not found in any library. |
a4a18b8b GM |
2806 | The following libraries were tried (in order): |
2807 | libtinfo, libncurses, libterminfo, libtermcap, libcurses | |
fd8dea03 GM |
2808 | Please try installing whichever of these libraries is most appropriate |
2809 | for your system, together with its header files. | |
2810 | For example, a libncurses-dev(el) or similar package.]) | |
067d23c9 | 2811 | fi |
067d23c9 | 2812 | |
262f06da GM |
2813 | ## Use termcap instead of terminfo? |
2814 | ## Only true for: freebsd < 40000, ms-w32, msdos, netbsd < 599002500. | |
2815 | TERMINFO=yes | |
a4a18b8b GM |
2816 | ## FIXME? In the cases below where we unconditionally set |
2817 | ## LIBS_TERMCAP="-lncurses", this overrides LIBS_TERMCAP = -ltinfo, | |
2818 | ## if that was found above to have tputs. | |
2819 | ## Should we use the gnu* logic everywhere? | |
067d23c9 | 2820 | case "$opsys" in |
067d23c9 KY |
2821 | ## darwin: Prevents crashes when running Emacs in Terminal.app under 10.2. |
2822 | ## The ncurses library has been moved out of the System framework in | |
2823 | ## Mac OS X 10.2. So if configure detects it, set the command-line | |
2824 | ## option to use it. | |
a4a18b8b GM |
2825 | darwin) LIBS_TERMCAP="-lncurses" ;; |
2826 | ||
01319a4e | 2827 | gnu*) test -z "$LIBS_TERMCAP" && LIBS_TERMCAP="-lncurses" ;; |
067d23c9 KY |
2828 | |
2829 | freebsd) | |
2830 | AC_MSG_CHECKING([whether FreeBSD is new enough to use terminfo]) | |
2831 | AC_CACHE_VAL(emacs_cv_freebsd_terminfo, | |
181855e6 GM |
2832 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <osreldate.h>]], |
2833 | [[#if __FreeBSD_version < 400000 | |
067d23c9 KY |
2834 | fail; |
2835 | #endif | |
181855e6 | 2836 | ]])], emacs_cv_freebsd_terminfo=yes, emacs_cv_freebsd_terminfo=no)]) |
067d23c9 KY |
2837 | |
2838 | AC_MSG_RESULT($emacs_cv_freebsd_terminfo) | |
2839 | ||
2840 | if test $emacs_cv_freebsd_terminfo = yes; then | |
067d23c9 KY |
2841 | LIBS_TERMCAP="-lncurses" |
2842 | else | |
262f06da | 2843 | TERMINFO=no |
067d23c9 KY |
2844 | LIBS_TERMCAP="-ltermcap" |
2845 | fi | |
2846 | ;; | |
2847 | ||
2848 | netbsd) | |
01319a4e | 2849 | if test "x$LIBS_TERMCAP" != "x-lterminfo"; then |
262f06da | 2850 | TERMINFO=no |
067d23c9 KY |
2851 | LIBS_TERMCAP="-ltermcap" |
2852 | fi | |
2853 | ;; | |
2854 | ||
3ba0a545 | 2855 | openbsd) LIBS_TERMCAP="-lncurses" ;; |
067d23c9 | 2856 | |
067d23c9 KY |
2857 | ## hpux: Make sure we get select from libc rather than from libcurses |
2858 | ## because libcurses on HPUX 10.10 has a broken version of select. | |
2859 | ## We used to use -lc -lcurses, but this may be cleaner. | |
e3da5b19 GM |
2860 | ## FIXME? But TERMINFO = yes on hpux (it used to be explicitly |
2861 | # set that way, now it uses the default). Isn't this a contradiction? | |
067d23c9 KY |
2862 | hpux*) LIBS_TERMCAP="-ltermcap" ;; |
2863 | ||
067d23c9 KY |
2864 | esac |
2865 | ||
2866 | TERMCAP_OBJ=tparam.o | |
2867 | if test $TERMINFO = yes; then | |
2868 | AC_DEFINE(TERMINFO, 1, [Define to 1 if you use terminfo instead of termcap.]) | |
067d23c9 KY |
2869 | TERMCAP_OBJ=terminfo.o |
2870 | fi | |
2871 | AC_SUBST(LIBS_TERMCAP) | |
2872 | AC_SUBST(TERMCAP_OBJ) | |
2873 | ||
2874 | ||
2875 | # Do we have res_init, for detecting changes in /etc/resolv.conf? | |
4516fbef GM |
2876 | # On Darwin, res_init appears not to be useful: see bug#562 and |
2877 | # http://lists.gnu.org/archive/html/emacs-devel/2007-11/msg01467.html | |
067d23c9 | 2878 | resolv=no |
4516fbef GM |
2879 | |
2880 | if test $opsys != darwin; then | |
2881 | ||
2882 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 2883 | #include <arpa/nameser.h> |
181855e6 GM |
2884 | #include <resolv.h>]], |
2885 | [[return res_init();]])], | |
067d23c9 | 2886 | have_res_init=yes, have_res_init=no) |
4516fbef GM |
2887 | if test "$have_res_init" = no; then |
2888 | OLIBS="$LIBS" | |
2889 | LIBS="$LIBS -lresolv" | |
2890 | AC_MSG_CHECKING(for res_init with -lresolv) | |
2891 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h> | |
067d23c9 | 2892 | #include <arpa/nameser.h> |
181855e6 | 2893 | #include <resolv.h>]], |
4516fbef GM |
2894 | [[return res_init();]])], |
2895 | have_res_init=yes, have_res_init=no) | |
2896 | AC_MSG_RESULT($have_res_init) | |
2897 | if test "$have_res_init" = yes ; then | |
2898 | resolv=yes | |
2899 | fi | |
2900 | LIBS="$OLIBS" | |
067d23c9 | 2901 | fi |
067d23c9 | 2902 | |
4516fbef GM |
2903 | if test "$have_res_init" = yes; then |
2904 | AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.]) | |
2905 | fi | |
2906 | fi dnl !darwin | |
067d23c9 KY |
2907 | |
2908 | # Do we need the Hesiod library to provide the support routines? | |
4516fbef | 2909 | dnl FIXME? Should we be skipping this on Darwin too? |
067d23c9 KY |
2910 | LIBHESIOD= |
2911 | if test "$with_hesiod" != no ; then | |
2912 | # Don't set $LIBS here -- see comments above. FIXME which comments? | |
2913 | AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, , | |
2914 | [AC_CHECK_LIB(resolv, res_send, resolv=yes, | |
2915 | [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])]) | |
2916 | if test "$resolv" = yes ; then | |
2917 | RESOLVLIB=-lresolv | |
2918 | else | |
2919 | RESOLVLIB= | |
2920 | fi | |
2921 | AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost, | |
2922 | hesiod=yes, :, $RESOLVLIB)]) | |
2923 | ||
2924 | if test x"$hesiod" = xyes; then | |
2925 | AC_DEFINE(HAVE_LIBHESIOD, 1, | |
2926 | [Define to 1 if you have the hesiod library (-lhesiod).]) | |
2927 | LIBHESIOD=-lhesiod | |
2928 | fi | |
2929 | fi | |
2930 | AC_SUBST(LIBHESIOD) | |
2931 | ||
2932 | # Do we need libresolv (due to res_init or Hesiod)? | |
4516fbef | 2933 | if test "$resolv" = yes && test $opsys != darwin; then |
067d23c9 KY |
2934 | AC_DEFINE(HAVE_LIBRESOLV, 1, |
2935 | [Define to 1 if you have the resolv library (-lresolv).]) | |
2936 | LIBRESOLV=-lresolv | |
2937 | else | |
2938 | LIBRESOLV= | |
2939 | fi | |
2940 | AC_SUBST(LIBRESOLV) | |
2941 | ||
2942 | # These tell us which Kerberos-related libraries to use. | |
2943 | COM_ERRLIB= | |
2944 | CRYPTOLIB= | |
2945 | KRB5LIB= | |
2946 | DESLIB= | |
2947 | KRB4LIB= | |
2948 | ||
2949 | if test "${with_kerberos}" != no; then | |
2950 | AC_CHECK_LIB(com_err, com_err, have_com_err=yes, have_com_err=no) | |
2951 | if test $have_com_err = yes; then | |
2952 | COM_ERRLIB=-lcom_err | |
2953 | LIBS="$COM_ERRLIB $LIBS" | |
2954 | AC_DEFINE(HAVE_LIBCOM_ERR, 1, [Define to 1 if you have the `com_err' library (-lcom_err).]) | |
2955 | fi | |
2956 | AC_CHECK_LIB(crypto, mit_des_cbc_encrypt, have_crypto=yes, have_crypto=no) | |
2957 | if test $have_crypto = yes; then | |
2958 | CRYPTOLIB=-lcrypto | |
2959 | LIBS="$CRYPTOLIB $LIBS" | |
2960 | AC_DEFINE(HAVE_LIBCRYPTO, 1, [Define to 1 if you have the `crypto' library (-lcrypto).]) | |
2961 | fi | |
2962 | AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt, have_k5crypto=yes, have_k5crypto=no) | |
2963 | if test $have_k5crypto = yes; then | |
2964 | CRYPTOLIB=-lk5crypto | |
2965 | LIBS="$CRYPTOLIB $LIBS" | |
2966 | AC_DEFINE(HAVE_LIBK5CRYPTO, 1, [Define to 1 if you have the `k5crypto' library (-lk5crypto).]) | |
2967 | fi | |
2968 | AC_CHECK_LIB(krb5, krb5_init_context, have_krb5=yes, have_krb5=no) | |
2969 | if test $have_krb5=yes; then | |
2970 | KRB5LIB=-lkrb5 | |
2971 | LIBS="$KRB5LIB $LIBS" | |
2972 | AC_DEFINE(HAVE_LIBKRB5, 1, [Define to 1 if you have the `krb5' library (-lkrb5).]) | |
2973 | fi | |
2974 | dnl FIXME Simplify. Does not match 22 logic, thanks to default_off? | |
2975 | if test "${with_kerberos5}" = no; then | |
2976 | AC_CHECK_LIB(des425, des_cbc_encrypt, have_des425=yes, have_des425=no ) | |
2977 | if test $have_des425 = yes; then | |
2978 | DESLIB=-ldes425 | |
2979 | LIBS="$DESLIB $LIBS" | |
2980 | AC_DEFINE(HAVE_LIBDES425, 1, [Define to 1 if you have the `des425' library (-ldes425).]) | |
2981 | else | |
2982 | AC_CHECK_LIB(des, des_cbc_encrypt, have_des=yes, have_des=no) | |
2983 | if test $have_des = yes; then | |
2984 | DESLIB=-ldes | |
2985 | LIBS="$DESLIB $LIBS" | |
2986 | AC_DEFINE(HAVE_LIBDES, 1, [Define to 1 if you have the `des' library (-ldes).]) | |
2987 | fi | |
2988 | fi | |
2989 | AC_CHECK_LIB(krb4, krb_get_cred, have_krb4=yes, have_krb4=no) | |
2990 | if test $have_krb4 = yes; then | |
2991 | KRB4LIB=-lkrb4 | |
2992 | LIBS="$KRB4LIB $LIBS" | |
2993 | AC_DEFINE(HAVE_LIBKRB4, 1, [Define to 1 if you have the `krb4' library (-lkrb4).]) | |
2994 | else | |
2995 | AC_CHECK_LIB(krb, krb_get_cred, have_krb=yes, have_krb=no) | |
2996 | if test $have_krb = yes; then | |
2997 | KRB4LIB=-lkrb | |
2998 | LIBS="$KRB4LIB $LIBS" | |
2999 | AC_DEFINE(HAVE_LIBKRB, 1, [Define to 1 if you have the `krb' library (-lkrb).]) | |
3000 | fi | |
3001 | fi | |
3002 | fi | |
3003 | ||
3004 | if test "${with_kerberos5}" != no; then | |
3005 | AC_CHECK_HEADERS(krb5.h, | |
3006 | [AC_CHECK_MEMBERS([krb5_error.text, krb5_error.e_text],,, | |
3007 | [#include <krb5.h>])]) | |
3008 | else | |
3009 | AC_CHECK_HEADERS(des.h,, | |
3010 | [AC_CHECK_HEADERS(kerberosIV/des.h,, | |
3011 | [AC_CHECK_HEADERS(kerberos/des.h)])]) | |
3012 | AC_CHECK_HEADERS(krb.h,, | |
3013 | [AC_CHECK_HEADERS(kerberosIV/krb.h,, | |
3014 | [AC_CHECK_HEADERS(kerberos/krb.h)])]) | |
3015 | fi | |
3016 | AC_CHECK_HEADERS(com_err.h) | |
3017 | fi | |
3018 | ||
3019 | AC_SUBST(COM_ERRLIB) | |
3020 | AC_SUBST(CRYPTOLIB) | |
3021 | AC_SUBST(KRB5LIB) | |
3022 | AC_SUBST(DESLIB) | |
3023 | AC_SUBST(KRB4LIB) | |
3024 | ||
54e8a418 | 3025 | AC_CHECK_FUNCS(tzset) |
067d23c9 KY |
3026 | AC_MSG_CHECKING(whether localtime caches TZ) |
3027 | AC_CACHE_VAL(emacs_cv_localtime_cache, | |
3028 | [if test x$ac_cv_func_tzset = xyes; then | |
181855e6 | 3029 | AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h> |
067d23c9 KY |
3030 | char TZ_GMT0[] = "TZ=GMT0"; |
3031 | char TZ_PST8[] = "TZ=PST8"; | |
3032 | main() | |
3033 | { | |
3034 | time_t now = time ((time_t *) 0); | |
3035 | int hour_GMT0, hour_unset; | |
3036 | if (putenv (TZ_GMT0) != 0) | |
3037 | exit (1); | |
3038 | hour_GMT0 = localtime (&now)->tm_hour; | |
3039 | unsetenv("TZ"); | |
3040 | hour_unset = localtime (&now)->tm_hour; | |
3041 | if (putenv (TZ_PST8) != 0) | |
3042 | exit (1); | |
3043 | if (localtime (&now)->tm_hour == hour_GMT0) | |
3044 | exit (1); | |
3045 | unsetenv("TZ"); | |
3046 | if (localtime (&now)->tm_hour != hour_unset) | |
3047 | exit (1); | |
3048 | exit (0); | |
181855e6 | 3049 | }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes, |
067d23c9 KY |
3050 | [# If we have tzset, assume the worst when cross-compiling. |
3051 | emacs_cv_localtime_cache=yes]) | |
3052 | else | |
3053 | # If we lack tzset, report that localtime does not cache TZ, | |
3054 | # since we can't invalidate the cache if we don't have tzset. | |
3055 | emacs_cv_localtime_cache=no | |
3056 | fi])dnl | |
3057 | AC_MSG_RESULT($emacs_cv_localtime_cache) | |
3058 | if test $emacs_cv_localtime_cache = yes; then | |
3059 | AC_DEFINE(LOCALTIME_CACHE, 1, | |
3060 | [Define to 1 if localtime caches TZ.]) | |
3061 | fi | |
3062 | ||
067d23c9 KY |
3063 | ok_so_far=yes |
3064 | AC_CHECK_FUNC(socket, , ok_so_far=no) | |
3065 | if test $ok_so_far = yes; then | |
3066 | AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no) | |
3067 | fi | |
3068 | if test $ok_so_far = yes; then | |
3069 | AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no) | |
3070 | fi | |
3071 | if test $ok_so_far = yes; then | |
3072 | dnl Fixme: Not used. Should this be HAVE_SOCKETS? | |
3073 | AC_DEFINE(HAVE_INET_SOCKETS, 1, | |
3074 | [Define to 1 if you have inet sockets.]) | |
3075 | fi | |
3076 | ||
3077 | if test -f /usr/lpp/X11/bin/smt.exp; then | |
3078 | AC_DEFINE(HAVE_AIX_SMT_EXP, 1, | |
3079 | [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.]) | |
3080 | fi | |
3081 | ||
3082 | AC_MSG_CHECKING(whether system supports dynamic ptys) | |
3083 | if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then | |
3084 | AC_MSG_RESULT(yes) | |
3085 | AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.]) | |
3086 | else | |
3087 | AC_MSG_RESULT(no) | |
3088 | fi | |
3089 | ||
3090 | AC_FUNC_FORK | |
3091 | ||
54e8a418 | 3092 | AC_CHECK_FUNCS(snprintf) |
55e5faa1 | 3093 | |
067d23c9 KY |
3094 | dnl Adapted from Haible's version. |
3095 | AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset, | |
181855e6 GM |
3096 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]], |
3097 | [[char* cs = nl_langinfo(CODESET);]])], | |
067d23c9 KY |
3098 | emacs_cv_langinfo_codeset=yes, |
3099 | emacs_cv_langinfo_codeset=no) | |
3100 | ]) | |
3101 | if test $emacs_cv_langinfo_codeset = yes; then | |
3102 | AC_DEFINE(HAVE_LANGINFO_CODESET, 1, | |
3103 | [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) | |
3104 | fi | |
3105 | ||
067d23c9 KY |
3106 | AC_TYPE_MBSTATE_T |
3107 | ||
067d23c9 | 3108 | AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr, |
181855e6 | 3109 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[void fred (int x[__restrict]);]], [[]])], |
067d23c9 KY |
3110 | emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)]) |
3111 | if test "$emacs_cv_c_restrict_arr" = yes; then | |
3112 | AC_DEFINE(__restrict_arr, __restrict, | |
3113 | [Define to compiler's equivalent of C99 restrict keyword in array | |
3114 | declarations. Define as empty for no equivalent.]) | |
3115 | fi | |
3116 | ||
3117 | dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear | |
3118 | dnl how the tty code is related to POSIX and/or other versions of termios. | |
3119 | dnl The following looks like a useful start. | |
3120 | dnl | |
3121 | dnl AC_SYS_POSIX_TERMIOS | |
3122 | dnl if test $ac_cv_sys_posix_termios = yes; then | |
3123 | dnl AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions | |
3124 | dnl and macros for terminal control.]) | |
3125 | dnl AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.]) | |
3126 | dnl fi | |
3127 | ||
45fa9c0f GM |
3128 | case $opsys in |
3129 | darwin | gnu | hpux* | *bsd ) | |
3130 | AC_DEFINE(NO_TERMIO, 1, [Define if termio.h should not be included.]) | |
3131 | ;; | |
3132 | esac | |
3133 | ||
3134 | dnl SIGIO exists, but the feature doesn't work in the way Emacs needs. | |
d35af63c | 3135 | dnl See eg <http://article.gmane.org/gmane.os.openbsd.ports/46831>. |
45fa9c0f GM |
3136 | case $opsys in |
3137 | hpux* | irix6-5 | openbsd | sol2* | unixware ) | |
3138 | AC_DEFINE(BROKEN_SIGIO, 1, [Define if SIGIO should not be used.]) | |
3139 | ;; | |
3140 | esac | |
3141 | ||
b4492cba GM |
3142 | case $opsys in |
3143 | gnu-* | sol2-10 ) | |
3144 | dnl FIXME Can't we test if this exists (eg /proc/$$)? | |
3145 | AC_DEFINE(HAVE_PROCFS, 1, [Define if you have the /proc filesystem.]) | |
3146 | ;; | |
3147 | esac | |
3148 | ||
3149 | case $opsys in | |
1cce6920 GM |
3150 | gnu-kfreebsd) opsysfile="s/gnu-linux.h" ;; |
3151 | ||
3152 | hpux11) | |
41f9404e GM |
3153 | dnl See comments in sysdep.c:sys_signal. |
3154 | dnl SA_RESTART resets the timeout of `select' on hpux11. | |
3155 | dnl Defining BROKEN_SA_RESTART is not the same as undef'ing SA_RESTART. | |
3156 | AC_DEFINE(BROKEN_SA_RESTART, 1, [Define if SA_RESTART should only | |
3157 | be used in batch mode.]) | |
1cce6920 GM |
3158 | dnl It works to open the pty's tty in the parent (Emacs), then |
3159 | dnl close and reopen it in the child. | |
3160 | AC_DEFINE(USG_SUBTTY_WORKS, 1, [Define for USG systems where it | |
3161 | works to open a pty's tty in the parent process, then close and | |
3162 | reopen it in the child.]) | |
3163 | ||
3164 | opsysfile="s/hpux10-20.h" | |
3165 | ;; | |
8a07a8c6 | 3166 | |
1cce6920 GM |
3167 | openbsd) opsysfile="s/netbsd.h" ;; |
3168 | ||
3169 | sol2-10) | |
3170 | AC_DEFINE(_STRUCTURED_PROC, 1, [Needed for system_process_attributes | |
3171 | on Solaris.]) | |
3172 | opsysfile="s/sol2-6.h" | |
3173 | ;; | |
0d369729 GM |
3174 | esac |
3175 | ||
067d23c9 KY |
3176 | # Set up the CFLAGS for real compilation, so we can substitute it. |
3177 | CFLAGS="$REAL_CFLAGS" | |
3178 | CPPFLAGS="$REAL_CPPFLAGS" | |
3179 | ||
3180 | ## Hack to detect a buggy GCC version. | |
3181 | if test "x$GCC" = xyes \ | |
3182 | && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \ | |
3183 | && test x"`echo $CFLAGS | grep '\-O@<:@23@:>@'`" != x \ | |
3184 | && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then | |
3185 | AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.]) | |
3186 | fi | |
3187 | ||
16fab143 | 3188 | version=$PACKAGE_VERSION |
067d23c9 KY |
3189 | |
3190 | ### Specify what sort of things we'll be editing into Makefile and config.h. | |
3191 | ### Use configuration here uncanonicalized to avoid exceeding size limits. | |
3192 | AC_SUBST(version) | |
3193 | AC_SUBST(configuration) | |
3194 | ## Unused? | |
3195 | AC_SUBST(canonical) | |
3196 | AC_SUBST(srcdir) | |
3197 | AC_SUBST(prefix) | |
3198 | AC_SUBST(exec_prefix) | |
3199 | AC_SUBST(bindir) | |
3200 | AC_SUBST(datadir) | |
3201 | AC_SUBST(sharedstatedir) | |
3202 | AC_SUBST(libexecdir) | |
3203 | AC_SUBST(mandir) | |
3204 | AC_SUBST(infodir) | |
3205 | AC_SUBST(lispdir) | |
d71dfe75 | 3206 | AC_SUBST(leimdir) |
ca26824c | 3207 | AC_SUBST(standardlisppath) |
067d23c9 KY |
3208 | AC_SUBST(locallisppath) |
3209 | AC_SUBST(lisppath) | |
3210 | AC_SUBST(x_default_search_path) | |
3211 | AC_SUBST(etcdir) | |
3212 | AC_SUBST(archlibdir) | |
3213 | AC_SUBST(docdir) | |
3214 | AC_SUBST(bitmapdir) | |
3215 | AC_SUBST(gamedir) | |
3216 | AC_SUBST(gameuser) | |
3217 | ## FIXME? Nothing uses @LD_SWITCH_X_SITE@. | |
3218 | ## src/Makefile.in did add LD_SWITCH_X_SITE (as a cpp define) to the | |
3219 | ## end of LIBX_BASE, but nothing ever set it. | |
3220 | AC_SUBST(LD_SWITCH_X_SITE) | |
3221 | AC_SUBST(C_SWITCH_X_SITE) | |
2f097256 | 3222 | AC_SUBST(GNUSTEP_CFLAGS) |
067d23c9 KY |
3223 | AC_SUBST(CFLAGS) |
3224 | ## Used in lwlib/Makefile.in. | |
3225 | AC_SUBST(X_TOOLKIT_TYPE) | |
ed846e5f GM |
3226 | if test -n "${opsysfile}"; then |
3227 | S_FILE="\$(srcdir)/${opsysfile}" | |
3228 | else | |
3229 | S_FILE= | |
3230 | fi | |
d6a003a8 | 3231 | AC_SUBST(S_FILE) |
067d23c9 KY |
3232 | AC_SUBST(ns_appdir) |
3233 | AC_SUBST(ns_appbindir) | |
3234 | AC_SUBST(ns_appresdir) | |
3235 | AC_SUBST(ns_appsrc) | |
3236 | AC_SUBST(GNU_OBJC_CFLAGS) | |
3237 | AC_SUBST(OTHER_FILES) | |
3238 | ||
3239 | AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}", | |
3240 | [Define to the canonical Emacs configuration name.]) | |
3241 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}", | |
3242 | [Define to the options passed to configure.]) | |
ed846e5f GM |
3243 | if test -n "$opsysfile"; then |
3244 | AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}", | |
3245 | [Define to the used os dependent file.]) | |
3246 | fi | |
067d23c9 KY |
3247 | |
3248 | XMENU_OBJ= | |
3249 | XOBJ= | |
3250 | FONT_OBJ= | |
3251 | if test "${HAVE_X_WINDOWS}" = "yes" ; then | |
3252 | AC_DEFINE(HAVE_X_WINDOWS, 1, | |
3253 | [Define to 1 if you want to use the X window system.]) | |
3254 | XMENU_OBJ=xmenu.o | |
3255 | XOBJ="xterm.o xfns.o xselect.o xrdb.o fontset.o xsmfns.o fringe.o image.o xsettings.o xgselect.o" | |
3256 | FONT_OBJ=xfont.o | |
3257 | if test "$HAVE_XFT" = "yes"; then | |
3258 | FONT_OBJ="$FONT_OBJ ftfont.o xftfont.o ftxfont.o" | |
3259 | elif test "$HAVE_FREETYPE" = "yes"; then | |
3260 | FONT_OBJ="$FONT_OBJ ftfont.o ftxfont.o" | |
3261 | fi | |
3262 | AC_SUBST(FONT_OBJ) | |
3263 | fi | |
3264 | AC_SUBST(XMENU_OBJ) | |
3265 | AC_SUBST(XOBJ) | |
3266 | AC_SUBST(FONT_OBJ) | |
3267 | ||
3268 | WIDGET_OBJ= | |
3269 | MOTIF_LIBW= | |
3270 | if test "${USE_X_TOOLKIT}" != "none" ; then | |
3271 | WIDGET_OBJ=widget.o | |
3272 | AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.]) | |
3273 | if test "${USE_X_TOOLKIT}" = "LUCID"; then | |
3274 | AC_DEFINE(USE_LUCID, 1, [Define to 1 if using the Lucid X toolkit.]) | |
3275 | elif test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
3276 | AC_DEFINE(USE_MOTIF, 1, [Define to 1 if using the Motif X toolkit.]) | |
3277 | MOTIF_LIBW=-lXm | |
3278 | case "$opsys" in | |
3279 | gnu-linux) | |
3280 | ## Paul Abrahams <abrahams at equinox.shaysnet.com> says this is needed. | |
3281 | MOTIF_LIBW="$MOTIF_LIBW -lXpm" | |
3282 | ;; | |
3283 | ||
3284 | unixware) | |
3285 | ## Richard Anthony Ryan <ryanr at ellingtn.ftc.nrcs.usda.gov> | |
3286 | ## says -lXimp is needed in UNIX_SV ... 4.2 1.1.2. | |
3287 | MOTIF_LIBW="MOTIF_LIBW -lXimp" | |
3288 | ;; | |
3289 | ||
3290 | aix4-2) | |
3291 | ## olson@mcs.anl.gov says -li18n is needed by -lXm. | |
3292 | MOTIF_LIBW="$MOTIF_LIBW -li18n" | |
3293 | ;; | |
3294 | esac | |
3295 | MOTIF_LIBW="$MOTIF_LIBW $LIBXP" | |
3296 | fi | |
3297 | fi | |
3298 | AC_SUBST(WIDGET_OBJ) | |
3299 | ||
3300 | TOOLKIT_LIBW= | |
3301 | case "$USE_X_TOOLKIT" in | |
3302 | MOTIF) TOOLKIT_LIBW="$MOTIF_LIBW" ;; | |
3303 | LUCID) TOOLKIT_LIBW="$LUCID_LIBW" ;; | |
3304 | none) test "x$HAVE_GTK" = "xyes" && TOOLKIT_LIBW="$GTK_LIBS" ;; | |
3305 | esac | |
3306 | AC_SUBST(TOOLKIT_LIBW) | |
3307 | ||
3308 | if test "$USE_X_TOOLKIT" = "none"; then | |
3309 | LIBXT_OTHER="\$(LIBXSM)" | |
3310 | OLDXMENU_TARGET="really-oldXMenu" | |
3311 | else | |
3312 | LIBXT_OTHER="\$(LIBXMU) -lXt \$(LIBXTR6) -lXext" | |
3313 | OLDXMENU_TARGET="really-lwlib" | |
3314 | fi | |
3315 | AC_SUBST(LIBXT_OTHER) | |
3316 | ||
3317 | ## The X Menu stuff is present in the X10 distribution, but missing | |
3318 | ## from X11. If we have X10, just use the installed library; | |
3319 | ## otherwise, use our own copy. | |
3320 | if test "${HAVE_X11}" = "yes" ; then | |
3321 | AC_DEFINE(HAVE_X11, 1, | |
3322 | [Define to 1 if you want to use version 11 of X windows. | |
3323 | Otherwise, Emacs expects to use version 10.]) | |
3324 | ||
3325 | if test "$USE_X_TOOLKIT" = "none"; then | |
3326 | OLDXMENU="\${oldXMenudir}/libXMenu11.a" | |
3327 | else | |
3328 | OLDXMENU="\${lwlibdir}/liblw.a" | |
3329 | fi | |
3330 | LIBXMENU="\$(OLDXMENU)" | |
3331 | LIBX_OTHER="\$(LIBXT) \$(LIBX_EXTRA)" | |
3332 | OLDXMENU_DEPS="\${OLDXMENU} ../src/\${OLDXMENU}" | |
3333 | else | |
3334 | ## For a syntactically valid Makefile; not actually used for anything. | |
3335 | ## See comments in src/Makefile.in. | |
3336 | OLDXMENU=nothing | |
3337 | ## FIXME This case (!HAVE_X11 && HAVE_X_WINDOWS) is no longer possible(?). | |
3338 | if test "${HAVE_X_WINDOWS}" = "yes"; then | |
3339 | LIBXMENU="-lXMenu" | |
3340 | else | |
3341 | LIBXMENU= | |
3342 | fi | |
3343 | LIBX_OTHER= | |
3344 | OLDXMENU_DEPS= | |
3345 | fi | |
3346 | ||
3347 | if test "$HAVE_GTK" = "yes" || test "$HAVE_MENUS" != "yes"; then | |
3348 | OLDXMENU_TARGET= | |
b06b1098 | 3349 | OLDXMENU=nothing |
067d23c9 KY |
3350 | LIBXMENU= |
3351 | OLDXMENU_DEPS= | |
3352 | fi | |
3353 | ||
3354 | AC_SUBST(OLDXMENU_TARGET) | |
3355 | AC_SUBST(OLDXMENU) | |
3356 | AC_SUBST(LIBXMENU) | |
3357 | AC_SUBST(LIBX_OTHER) | |
3358 | AC_SUBST(OLDXMENU_DEPS) | |
3359 | ||
3360 | if test "${HAVE_MENUS}" = "yes" ; then | |
3361 | AC_DEFINE(HAVE_MENUS, 1, | |
3362 | [Define to 1 if you have mouse menus. | |
3363 | (This is automatic if you use X, but the option to specify it remains.) | |
3364 | It is also defined with other window systems that support xmenu.c.]) | |
3365 | fi | |
3366 | ||
3367 | if test "${GNU_MALLOC}" = "yes" ; then | |
3368 | AC_DEFINE(GNU_MALLOC, 1, | |
3369 | [Define to 1 if you want to use the GNU memory allocator.]) | |
3370 | fi | |
3371 | ||
3372 | RALLOC_OBJ= | |
3373 | if test "${REL_ALLOC}" = "yes" ; then | |
3374 | AC_DEFINE(REL_ALLOC, 1, | |
3375 | [Define REL_ALLOC if you want to use the relocating allocator for | |
3376 | buffer space.]) | |
3377 | ||
3378 | test "$system_malloc" != "yes" && RALLOC_OBJ=ralloc.o | |
3379 | fi | |
3380 | AC_SUBST(RALLOC_OBJ) | |
3381 | ||
3382 | if test "$opsys" = "cygwin"; then | |
3383 | CYGWIN_OBJ="sheap.o" | |
3384 | ## Cygwin differs because of its unexec(). | |
3385 | PRE_ALLOC_OBJ= | |
3386 | POST_ALLOC_OBJ=lastfile.o | |
3387 | else | |
3388 | CYGWIN_OBJ= | |
3389 | PRE_ALLOC_OBJ=lastfile.o | |
3390 | POST_ALLOC_OBJ= | |
3391 | fi | |
3392 | AC_SUBST(CYGWIN_OBJ) | |
3393 | AC_SUBST(PRE_ALLOC_OBJ) | |
3394 | AC_SUBST(POST_ALLOC_OBJ) | |
3395 | ||
067d23c9 KY |
3396 | case "$opsys" in |
3397 | aix4-2) LD_SWITCH_SYSTEM_TEMACS="-Wl,-bnodelcsect" ;; | |
3398 | ||
3399 | darwin) | |
3400 | ## The -headerpad option tells ld (see man page) to leave room at the | |
3401 | ## end of the header for adding load commands. Needed for dumping. | |
3402 | ## 0x690 is the total size of 30 segment load commands (at 56 | |
3403 | ## each); under Cocoa 31 commands are required. | |
3404 | if test "$HAVE_NS" = "yes"; then | |
3405 | libs_nsgui="-framework AppKit" | |
3406 | headerpad_extra=6C8 | |
3407 | else | |
3408 | libs_nsgui= | |
3409 | headerpad_extra=690 | |
3410 | fi | |
c8618a06 | 3411 | LD_SWITCH_SYSTEM_TEMACS="-fno-pie -prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra" |
b06b1098 | 3412 | |
067d23c9 KY |
3413 | ## This is here because src/Makefile.in did some extra fiddling around |
3414 | ## with LD_SWITCH_SYSTEM. The cpp logic was: | |
3415 | ## #ifndef LD_SWITCH_SYSTEM | |
3416 | ## #if !defined (__GNUC__) && ((defined (BSD_SYSTEM) && !defined (COFF))) | |
3417 | ## Since all the *bsds define LD_SWITCH_SYSTEM, this simplifies to: | |
34374650 | 3418 | ## not using gcc, darwin. |
067d23c9 KY |
3419 | ## Because this was done in src/Makefile.in, the resulting part of |
3420 | ## LD_SWITCH_SYSTEM was not used in configure (ie, in ac_link). | |
3421 | ## It therefore seems cleaner to put this in LD_SWITCH_SYSTEM_TEMACS, | |
3422 | ## rather than LD_SWITCH_SYSTEM. | |
3423 | test "x$LD_SWITCH_SYSTEM" = "x" && test "x$GCC" != "xyes" && \ | |
3424 | LD_SWITCH_SYSTEM_TEMACS="-X $LD_SWITCH_SYSTEM_TEMACS" | |
3425 | ;; | |
3426 | ||
4d5c6349 | 3427 | ## LD_SWITCH_X_SITE_RPATH is a -rpath option saying where to |
4737362e GM |
3428 | ## find X at run-time. |
3429 | ## When handled by cpp, this was in LD_SWITCH_SYSTEM. However, at the | |
4d5c6349 | 3430 | ## point where configure sourced the s/*.h file, LD_SWITCH_X_SITE_RPATH |
067d23c9 KY |
3431 | ## had not yet been defined and was expanded to null. Hence LD_SWITCH_SYSTEM |
3432 | ## had different values in configure (in ac_link) and src/Makefile.in. | |
3433 | ## It seems clearer therefore to put this piece in LD_SWITCH_SYSTEM_TEMACS. | |
4d5c6349 | 3434 | gnu*) LD_SWITCH_SYSTEM_TEMACS="\$(LD_SWITCH_X_SITE_RPATH)" ;; |
067d23c9 KY |
3435 | |
3436 | *) LD_SWITCH_SYSTEM_TEMACS= ;; | |
3437 | esac | |
3438 | ||
3439 | if test "$NS_IMPL_GNUSTEP" = "yes"; then | |
3440 | LD_SWITCH_SYSTEM_TEMACS="${LD_SWITCH_SYSTEM_TEMACS} -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES} -lgnustep-gui -lgnustep-base -lobjc -lpthread" | |
3441 | fi | |
3442 | ||
3443 | AC_SUBST(LD_SWITCH_SYSTEM_TEMACS) | |
3444 | ||
3445 | ||
3446 | LD_FIRSTFLAG= | |
3447 | ORDINARY_LINK= | |
3448 | case "$opsys" in | |
3449 | ## gnu: GNU needs its own crt0. | |
3450 | aix4-2|cygwin|darwin|gnu|hpux*|irix6-5|sol2*|unixware) ORDINARY_LINK=yes ;; | |
3451 | ||
3452 | ## On post 1.3 releases of NetBSD, gcc -nostdlib also clears the | |
3453 | ## library search parth, i.e. it won't search /usr/lib for libc and | |
3454 | ## friends. Using -nostartfiles instead avoids this problem, and | |
3455 | ## will also work on earlier NetBSD releases. | |
3456 | netbsd|openbsd) LD_FIRSTFLAG="-nostartfiles" ;; | |
3457 | ||
34374650 | 3458 | ## powerpc*: NAKAJI Hiroyuki <nakaji@tutrp.tut.ac.jp> says |
067d23c9 | 3459 | ## MkLinux/LinuxPPC needs this. |
34374650 | 3460 | ## s390x-* only supports opsys = gnu-linux so it can be added here. |
067d23c9 | 3461 | gnu-*) |
34374650 PE |
3462 | case "$canonical" in |
3463 | powerpc*|s390x-*) LD_FIRSTFLAG="-nostdlib" ;; | |
067d23c9 KY |
3464 | esac |
3465 | ;; | |
3466 | esac | |
3467 | ||
3468 | ||
3469 | if test "x$ORDINARY_LINK" = "xyes"; then | |
3470 | ||
3471 | LD_FIRSTFLAG="" | |
3472 | AC_DEFINE(ORDINARY_LINK, 1, [Define if the C compiler is the linker.]) | |
3473 | ||
3474 | ## The system files defining neither ORDINARY_LINK nor LD_FIRSTFLAG are: | |
34374650 | 3475 | ## freebsd, gnu-* not on powerpc*|s390x*. |
067d23c9 KY |
3476 | elif test "x$GCC" = "xyes" && test "x$LD_FIRSTFLAG" = "x"; then |
3477 | ||
3478 | ## Versions of GCC >= 2.0 put their library, libgcc.a, in obscure | |
3479 | ## places that are difficult to figure out at make time. Fortunately, | |
3480 | ## these same versions allow you to pass arbitrary flags on to the | |
3481 | ## linker, so there is no reason not to use it as a linker. | |
3482 | ## | |
3483 | ## Well, it is not quite perfect. The "-nostdlib" keeps GCC from | |
3484 | ## searching for libraries in its internal directories, so we have to | |
3485 | ## ask GCC explicitly where to find libgcc.a (LIB_GCC below). | |
3486 | LD_FIRSTFLAG="-nostdlib" | |
3487 | fi | |
3488 | ||
3489 | ## FIXME? What setting of EDIT_LDFLAGS should this have? | |
3490 | test "$NS_IMPL_GNUSTEP" = "yes" && LD_FIRSTFLAG="-rdynamic" | |
3491 | ||
3492 | AC_SUBST(LD_FIRSTFLAG) | |
3493 | ||
3494 | ||
3495 | ## FIXME? The logic here is not precisely the same as that above. | |
3496 | ## There is no check here for a pre-defined LD_FIRSTFLAG. | |
3497 | ## Should we only be setting LIB_GCC if LD ~ -nostdlib? | |
3498 | LIB_GCC= | |
3499 | if test "x$GCC" = "xyes" && test "x$ORDINARY_LINK" != "xyes"; then | |
3500 | ||
3501 | case "$opsys" in | |
3502 | freebsd|netbsd|openbsd) LIB_GCC= ;; | |
3503 | ||
3504 | gnu-*) | |
3505 | ## armin76@gentoo.org reported that the lgcc_s flag is necessary to | |
3506 | ## build on ARM EABI under GNU/Linux. (Bug#5518) | |
d6a003a8 AS |
3507 | case $host_cpu in |
3508 | arm*) | |
067d23c9 | 3509 | LIB_GCC="-lgcc_s" |
d6a003a8 AS |
3510 | ;; |
3511 | *) | |
067d23c9 KY |
3512 | ## FIXME? s/gnu-linux.h used to define LIB_GCC as below, then |
3513 | ## immediately undefine it again and redefine it to empty. | |
3514 | ## Was the C_SWITCH_X_SITE part really necessary? | |
3515 | ## LIB_GCC=`$CC $C_SWITCH_X_SITE -print-libgcc-file-name` | |
3516 | LIB_GCC= | |
d6a003a8 AS |
3517 | ;; |
3518 | esac | |
067d23c9 KY |
3519 | ;; |
3520 | ||
3521 | ## Ask GCC where to find libgcc.a. | |
3522 | *) LIB_GCC=`$CC -print-libgcc-file-name 2> /dev/null` ;; | |
3523 | esac | |
3524 | fi dnl if $GCC | |
3525 | AC_SUBST(LIB_GCC) | |
3526 | ||
3527 | ||
067d23c9 KY |
3528 | ## If we're using X11/GNUstep, define some consequences. |
3529 | if test "$HAVE_X_WINDOWS" = "yes" || test "$HAVE_NS" = "yes"; then | |
3530 | AC_DEFINE(HAVE_WINDOW_SYSTEM, 1, [Define if you have a window system.]) | |
3531 | AC_DEFINE(HAVE_MOUSE, 1, [Define if you have mouse support.]) | |
067d23c9 | 3532 | fi |
067d23c9 KY |
3533 | |
3534 | ||
3535 | AH_TOP([/* GNU Emacs site configuration template file. | |
73b0cd50 | 3536 | |
acaf905b | 3537 | Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2012 |
73b0cd50 | 3538 | Free Software Foundation, Inc. |
067d23c9 KY |
3539 | |
3540 | This file is part of GNU Emacs. | |
3541 | ||
3542 | GNU Emacs is free software: you can redistribute it and/or modify | |
3543 | it under the terms of the GNU General Public License as published by | |
3544 | the Free Software Foundation, either version 3 of the License, or | |
3545 | (at your option) any later version. | |
3546 | ||
3547 | GNU Emacs is distributed in the hope that it will be useful, | |
3548 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
3549 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
3550 | GNU General Public License for more details. | |
3551 | ||
3552 | You should have received a copy of the GNU General Public License | |
3553 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ | |
3554 | ||
3555 | ||
3556 | /* No code in Emacs #includes config.h twice, but some bits of code | |
3557 | intended to work with other packages as well (like gmalloc.c) | |
3558 | think they can include it as many times as they like. */ | |
3559 | #ifndef EMACS_CONFIG_H | |
3560 | #define EMACS_CONFIG_H | |
3561 | ])dnl | |
3562 | ||
3563 | AH_BOTTOM([ | |
e92b6c88 PE |
3564 | /* On AIX 3 this must be included before any other include file. */ |
3565 | #include <alloca.h> | |
3566 | #if ! HAVE_ALLOCA | |
3567 | # error "alloca not available on this machine" | |
3568 | #endif | |
3569 | ||
067d23c9 KY |
3570 | /* Define AMPERSAND_FULL_NAME if you use the convention |
3571 | that & in the full name stands for the login id. */ | |
3572 | /* Turned on June 1996 supposing nobody will mind it. */ | |
3573 | #define AMPERSAND_FULL_NAME | |
3574 | ||
067d23c9 KY |
3575 | /* `subprocesses' should be defined if you want to |
3576 | have code for asynchronous subprocesses | |
3577 | (as used in M-x compile and M-x shell). | |
3578 | Only MSDOS does not support this (it overrides | |
3579 | this in its config_opsysfile below). */ | |
3580 | ||
3581 | #define subprocesses | |
3582 | ||
34374650 | 3583 | /* Include the os dependent file. */ |
ed846e5f GM |
3584 | #ifdef config_opsysfile |
3585 | # include config_opsysfile | |
3586 | #endif | |
067d23c9 KY |
3587 | |
3588 | /* GNUstep needs a bit more pure memory. Of the existing knobs, | |
3589 | SYSTEM_PURESIZE_EXTRA seems like the least likely to cause problems. | |
3590 | (There is probably a better place to do this, but right now the | |
3591 | Cocoa side does this in s/darwin.h and we cannot parallel this | |
3592 | exactly since GNUstep is multi-OS. */ | |
3593 | #if defined HAVE_NS && defined NS_IMPL_GNUSTEP | |
3594 | # define SYSTEM_PURESIZE_EXTRA 30000 | |
3595 | #endif | |
3596 | ||
067d23c9 KY |
3597 | #ifdef emacs /* Don't do this for lib-src. */ |
3598 | /* Tell regex.c to use a type compatible with Emacs. */ | |
3599 | #define RE_TRANSLATE_TYPE Lisp_Object | |
3600 | #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C) | |
3601 | #ifdef make_number | |
3602 | /* If make_number is a macro, use it. */ | |
3603 | #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0))) | |
3604 | #else | |
3605 | /* If make_number is a function, avoid it. */ | |
3606 | #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0)) | |
3607 | #endif | |
3608 | #endif | |
3609 | ||
067d23c9 KY |
3610 | #include <string.h> |
3611 | #include <stdlib.h> | |
067d23c9 | 3612 | |
067d23c9 KY |
3613 | #if __GNUC__ >= 3 /* On GCC 3.0 we might get a warning. */ |
3614 | #define NO_INLINE __attribute__((noinline)) | |
3615 | #else | |
3616 | #define NO_INLINE | |
3617 | #endif | |
3618 | ||
3619 | #if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 1)) | |
3620 | #define EXTERNALLY_VISIBLE __attribute__((externally_visible)) | |
3621 | #else | |
3622 | #define EXTERNALLY_VISIBLE | |
3623 | #endif | |
3624 | ||
aa181334 PE |
3625 | #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) |
3626 | # define ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec)) | |
3627 | #else | |
3628 | # define ATTRIBUTE_FORMAT(spec) /* empty */ | |
3629 | #endif | |
3630 | ||
3631 | #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4) | |
3632 | # define ATTRIBUTE_FORMAT_PRINTF(formatstring_parameter, first_argument) \ | |
3633 | ATTRIBUTE_FORMAT ((__gnu_printf__, formatstring_parameter, first_argument)) | |
3634 | #else | |
3635 | # define ATTRIBUTE_FORMAT_PRINTF(formatstring_parameter, first_argument) \ | |
3636 | ATTRIBUTE_FORMAT ((__printf__, formatstring_parameter, first_argument)) | |
3637 | #endif | |
3638 | ||
067d23c9 KY |
3639 | /* Some versions of GNU/Linux define noinline in their headers. */ |
3640 | #ifdef noinline | |
3641 | #undef noinline | |
3642 | #endif | |
3643 | ||
3644 | /* These won't be used automatically yet. We also need to know, at least, | |
3645 | that the stack is continuous. */ | |
3646 | #ifdef __GNUC__ | |
3647 | # ifndef GC_SETJMP_WORKS | |
3648 | /* GC_SETJMP_WORKS is nearly always appropriate for GCC. */ | |
3649 | # define GC_SETJMP_WORKS 1 | |
3650 | # endif | |
067d23c9 KY |
3651 | #endif |
3652 | ||
3653 | #endif /* EMACS_CONFIG_H */ | |
3654 | ||
3655 | /* | |
3656 | Local Variables: | |
3657 | mode: c | |
3658 | End: | |
3659 | */ | |
3660 | ])dnl | |
3661 | ||
3662 | #### Report on what we decided to do. | |
3663 | #### Report GTK as a toolkit, even if it doesn't use Xt. | |
3664 | #### It makes printing result more understandable as using GTK sets | |
3665 | #### toolkit_scroll_bars to yes by default. | |
3666 | if test "${HAVE_GTK}" = "yes"; then | |
3667 | USE_X_TOOLKIT=GTK | |
3668 | fi | |
3669 | ||
3670 | echo " | |
3671 | Configured for \`${canonical}'. | |
3672 | ||
3673 | Where should the build process find the source code? ${srcdir} | |
5a6bd9b7 | 3674 | What operating system file should Emacs use? ${opsysfile-none} |
067d23c9 KY |
3675 | What compiler should emacs be built with? ${CC} ${CFLAGS} |
3676 | Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason} | |
3677 | Should Emacs use a relocating allocator for buffers? ${REL_ALLOC} | |
3678 | Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers | |
3679 | What window system should Emacs use? ${window_system} | |
3680 | What toolkit should Emacs use? ${USE_X_TOOLKIT}" | |
3681 | ||
3682 | if test -n "${x_includes}"; then | |
3683 | echo " Where do we find X Windows header files? ${x_includes}" | |
3684 | else | |
3685 | echo " Where do we find X Windows header files? Standard dirs" | |
3686 | fi | |
3687 | if test -n "${x_libraries}"; then | |
3688 | echo " Where do we find X Windows libraries? ${x_libraries}" | |
3689 | else | |
3690 | echo " Where do we find X Windows libraries? Standard dirs" | |
3691 | fi | |
3692 | ||
3693 | echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}" | |
3694 | echo " Does Emacs use -lXpm? ${HAVE_XPM}" | |
3695 | echo " Does Emacs use -ljpeg? ${HAVE_JPEG}" | |
3696 | echo " Does Emacs use -ltiff? ${HAVE_TIFF}" | |
3697 | echo " Does Emacs use a gif library? ${HAVE_GIF} $LIBGIF" | |
3698 | echo " Does Emacs use -lpng? ${HAVE_PNG}" | |
3699 | echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}" | |
3700 | echo " Does Emacs use imagemagick? ${HAVE_IMAGEMAGICK}" | |
3701 | ||
3702 | echo " Does Emacs use -lgpm? ${HAVE_GPM}" | |
3703 | echo " Does Emacs use -ldbus? ${HAVE_DBUS}" | |
3704 | echo " Does Emacs use -lgconf? ${HAVE_GCONF}" | |
9851bfc5 | 3705 | echo " Does Emacs use GSettings? ${HAVE_GSETTINGS}" |
067d23c9 | 3706 | echo " Does Emacs use -lselinux? ${HAVE_LIBSELINUX}" |
9f77899d | 3707 | echo " Does Emacs use -lgnutls? ${HAVE_GNUTLS}" |
067d23c9 KY |
3708 | echo " Does Emacs use -lxml2? ${HAVE_LIBXML2}" |
3709 | ||
3710 | echo " Does Emacs use -lfreetype? ${HAVE_FREETYPE}" | |
3711 | echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}" | |
3712 | echo " Does Emacs use -lotf? ${HAVE_LIBOTF}" | |
3713 | echo " Does Emacs use -lxft? ${HAVE_XFT}" | |
3714 | ||
3715 | echo " Does Emacs use toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}" | |
3716 | echo | |
3717 | ||
5f77c86c GM |
3718 | if test -n "${EMACSDATA}"; then |
3719 | echo " Environment variable EMACSDATA set to: $EMACSDATA" | |
3720 | fi | |
3721 | if test -n "${EMACSDOC}"; then | |
3722 | echo " Environment variable EMACSDOC set to: $EMACSDOC" | |
3723 | fi | |
3724 | ||
067d23c9 KY |
3725 | echo |
3726 | ||
3727 | if test "$HAVE_NS" = "yes"; then | |
3728 | echo | |
507ea258 | 3729 | echo "You must run \"${MAKE-make} install\" in order to test the built application. |
067d23c9 KY |
3730 | The installed application will go to nextstep/Emacs.app and can be |
3731 | run or moved from there." | |
3732 | if test "$EN_NS_SELF_CONTAINED" = "yes"; then | |
3733 | echo "The application will be fully self-contained." | |
3734 | else | |
3735 | echo "The lisp resources for the application will be installed under ${prefix}. | |
507ea258 | 3736 | You may need to run \"${MAKE-make} install\" with sudo. The application will fail |
067d23c9 KY |
3737 | to run if these resources are not installed." |
3738 | fi | |
3739 | echo | |
3740 | fi | |
3741 | ||
badf86af KB |
3742 | if test "${opsys}" = "cygwin"; then |
3743 | case `uname -r` in | |
3744 | 1.5.*) AC_MSG_WARN([[building Emacs on Cygwin 1.5 is not supported.]]) | |
3745 | echo | |
3746 | ;; | |
3747 | esac | |
3748 | fi | |
067d23c9 KY |
3749 | |
3750 | # Remove any trailing slashes in these variables. | |
3751 | [test "${prefix}" != NONE && | |
3752 | prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'` | |
3753 | test "${exec_prefix}" != NONE && | |
3754 | exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`] | |
3755 | ||
bdd556a2 | 3756 | dnl Obviously there is duplication here wrt $SUBDIR_MAKEFILES. |
d0ff0c7d GM |
3757 | dnl You _can_ use that variable in AC_CONFIG_FILES, so long as any directory |
3758 | dnl using automake (ie lib/) is explicitly listed and not "hidden" in a variable | |
bdd556a2 GM |
3759 | dnl (else you get "no `Makefile.am' found for any configure output"). |
3760 | dnl This will work, but you get a config.status that is not quite right | |
3761 | dnl (see http://lists.gnu.org/archive/html/bug-autoconf/2008-08/msg00028.html). | |
3762 | dnl That doesn't have any obvious consequences for Emacs, but on the whole | |
3763 | dnl it seems better to just live with the duplication. | |
3764 | 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" | |
3765 | ||
3766 | AC_CONFIG_FILES([Makefile lib/Makefile lib-src/Makefile oldXMenu/Makefile \ | |
3767 | doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \ | |
3768 | doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile \ | |
3769 | leim/Makefile]) | |
6c7e099d GM |
3770 | |
3771 | dnl test/ is not present in release tarfiles. | |
70716b1d GM |
3772 | opt_makefile=test/automated/Makefile |
3773 | ||
bdd556a2 | 3774 | if test -f $srcdir/${opt_makefile}.in; then |
70716b1d | 3775 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES $opt_makefile" |
bdd556a2 GM |
3776 | dnl Again, it's best not to use a variable. Though you can add |
3777 | dnl ", [], [opt_makefile='$opt_makefile']" and it should work. | |
3778 | AC_CONFIG_FILES([test/automated/Makefile]) | |
3779 | fi | |
70716b1d | 3780 | |
a9f72fc1 GM |
3781 | |
3782 | dnl admin/ may or may not be present. | |
3783 | opt_makefile=admin/unidata/Makefile | |
3784 | ||
3785 | if test -f $srcdir/${opt_makefile}.in; then | |
3786 | SUBDIR_MAKEFILES="$SUBDIR_MAKEFILES $opt_makefile" | |
3787 | AC_CONFIG_FILES([admin/unidata/Makefile]) | |
3788 | fi | |
3789 | ||
3790 | ||
bdd556a2 | 3791 | SUBDIR_MAKEFILES_IN=`echo " ${SUBDIR_MAKEFILES}" | sed -e 's| | $(srcdir)/|g' -e 's|Makefile|Makefile.in|g'` |
70716b1d GM |
3792 | |
3793 | AC_SUBST(SUBDIR_MAKEFILES_IN) | |
1e8dbdc6 GM |
3794 | |
3795 | dnl Make the necessary directories, if they don't exist. | |
3796 | AC_CONFIG_COMMANDS([mkdirs], [ | |
3797 | for dir in etc lisp ; do | |
3798 | test -d ${dir} || mkdir ${dir} | |
3799 | done | |
3800 | ]) | |
3801 | ||
067d23c9 KY |
3802 | dnl You might wonder (I did) why epaths.h is generated by running make, |
3803 | dnl rather than just letting configure generate it from epaths.in. | |
3804 | dnl One reason is that the various paths are not fully expanded (see above); | |
3805 | dnl eg gamedir=${prefix}/var/games/emacs. | |
3806 | dnl Secondly, the GNU Coding standards require that one should be able | |
3807 | dnl to run `make prefix=/some/where/else' and override the values set | |
3808 | dnl by configure. This also explains the `move-if-change' test and | |
3809 | dnl the use of force in the `epaths-force' rule in Makefile.in. | |
1e8dbdc6 | 3810 | AC_CONFIG_COMMANDS([epaths], [ |
067d23c9 KY |
3811 | echo creating src/epaths.h |
3812 | ${MAKE-make} epaths-force | |
f04940ae | 3813 | ], [GCC="$GCC" CPPFLAGS="$CPPFLAGS"]) |
067d23c9 | 3814 | |
1e8dbdc6 | 3815 | AC_CONFIG_COMMANDS([gdbinit], [ |
067d23c9 KY |
3816 | if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then |
3817 | echo creating src/.gdbinit | |
3818 | echo source $srcdir/src/.gdbinit > src/.gdbinit | |
3819 | fi | |
1e8dbdc6 | 3820 | ]) |
067d23c9 | 3821 | |
1e8dbdc6 GM |
3822 | AC_OUTPUT |
3823 | ||
3824 | dnl configure.in ends here |