Commit | Line | Data |
---|---|---|
6e502e37 | 1 | dnl Autoconf script for GNU Emacs |
9ec10b2f DM |
2 | dnl To rebuild the `configure' script from this, execute the command |
3 | dnl autoconf | |
4 | dnl in the directory containing this script. | |
21566ba7 | 5 | dnl If you changed any AC_DEFINES, also run autoheader. |
6e502e37 | 6 | dnl |
21566ba7 GM |
7 | dnl Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, |
8 | dnl 2005, 2006, 2007, 2008, 2009, 2010 | |
9 | dnl Free Software Foundation, Inc. | |
552dfe31 | 10 | dnl |
6e502e37 | 11 | dnl This file is part of GNU Emacs. |
552dfe31 | 12 | dnl |
b33ba812 | 13 | dnl GNU Emacs is free software: you can redistribute it and/or modify |
6e502e37 | 14 | dnl it under the terms of the GNU General Public License as published by |
b33ba812 GM |
15 | dnl the Free Software Foundation, either version 3 of the License, or |
16 | dnl (at your option) any later version. | |
4fe0b729 | 17 | dnl |
6e502e37 RS |
18 | dnl GNU Emacs is distributed in the hope that it will be useful, |
19 | dnl but WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
21 | dnl GNU General Public License for more details. | |
4fe0b729 | 22 | dnl |
6e502e37 | 23 | dnl You should have received a copy of the GNU General Public License |
b33ba812 | 24 | dnl along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
6e502e37 | 25 | |
49a9e76d | 26 | AC_PREREQ(2.62) |
288f9fc0 | 27 | AC_INIT(emacs, 24.0.50) |
5f8c8f00 | 28 | AC_CONFIG_HEADER(src/config.h:src/config.in) |
9fb1ba80 | 29 | AC_CONFIG_SRCDIR(src/lisp.h) |
9ec10b2f | 30 | |
a4663fed PJ |
31 | dnl Support for --program-prefix, --program-suffix and |
32 | dnl --program-transform-name options | |
33 | AC_ARG_PROGRAM | |
34 | ||
9ec10b2f | 35 | lispdir='${datadir}/emacs/${version}/lisp' |
4be21f66 | 36 | locallisppath='${datadir}/emacs/${version}/site-lisp:'\ |
b8225171 KH |
37 | '${datadir}/emacs/site-lisp' |
38 | lisppath='${locallisppath}:${lispdir}:${datadir}/emacs/${version}/leim' | |
9ec10b2f | 39 | etcdir='${datadir}/emacs/${version}/etc' |
60c3568d | 40 | archlibdir='${libexecdir}/emacs/${version}/${configuration}' |
9ec10b2f | 41 | docdir='${datadir}/emacs/${version}/etc' |
b914de74 | 42 | gamedir='${localstatedir}/games/emacs' |
93c05c18 CW |
43 | |
44 | gameuser=games | |
9ec10b2f | 45 | |
8b1de1b5 MO |
46 | dnl OPTION_DEFAULT_OFF(NAME, HELP-STRING) |
47 | dnl Create a new --with option that defaults to being disabled. | |
48 | dnl NAME is the base name of the option. The shell variable with_NAME | |
49 | dnl will be set to either the user's value (if the option is | |
50 | dnl specified; 'yes' for a plain --with-NAME) or to 'no' (if the | |
51 | dnl option is not specified). Note that the shell variable name is | |
52 | dnl constructed as autoconf does, by replacing non-alphanumeric | |
53 | dnl characters with "_". | |
54 | dnl HELP-STRING is the help text for the option. | |
55 | AC_DEFUN([OPTION_DEFAULT_OFF], [dnl | |
56 | AC_ARG_WITH([$1],[AS_HELP_STRING([--with-$1],[$2])],[],[dnl | |
57 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=no])dnl | |
eb11f5b8 | 58 | ])dnl |
8b1de1b5 MO |
59 | |
60 | dnl OPTION_DEFAULT_ON(NAME, HELP-STRING) | |
61 | dnl Create a new --with option that defaults to being enabled. NAME | |
62 | dnl is the base name of the option. The shell variable with_NAME | |
63 | dnl will be set either to 'no' (for a plain --without-NAME) or to | |
64 | dnl 'yes' (if the option is not specified). Note that the shell | |
65 | dnl variable name is constructed as autoconf does, by replacing | |
66 | dnl non-alphanumeric characters with "_". | |
67 | dnl HELP-STRING is the help text for the option. | |
68 | AC_DEFUN([OPTION_DEFAULT_ON], [dnl | |
69 | AC_ARG_WITH([$1],[AS_HELP_STRING([--without-$1],[$2])],[],[dnl | |
70 | m4_bpatsubst([with_$1], [[^0-9a-z]], [_])=yes])dnl | |
eb11f5b8 TTN |
71 | ])dnl |
72 | ||
8b1de1b5 MO |
73 | OPTION_DEFAULT_ON([pop],[don't support POP mail retrieval with movemail]) |
74 | if test "$with_pop" = yes; then | |
6fa064b6 | 75 | AC_DEFINE(MAIL_USE_POP) |
8b1de1b5 | 76 | fi |
5e7d772d | 77 | AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl |
eb11f5b8 | 78 | |
8b1de1b5 | 79 | OPTION_DEFAULT_OFF([kerberos],[support Kerberos-authenticated POP]) |
316460cf | 80 | if test "$with_kerberos" != no; then |
ae61688f | 81 | AC_DEFINE(KERBEROS) |
8b1de1b5 | 82 | fi |
5e7d772d AS |
83 | AH_TEMPLATE(KERBEROS, |
84 | [Define to support Kerberos-authenticated POP mail retrieval.])dnl | |
eb11f5b8 | 85 | |
8b1de1b5 | 86 | OPTION_DEFAULT_OFF([kerberos5],[support Kerberos version 5 authenticated POP]) |
316460cf GM |
87 | if test "${with_kerberos5}" != no; then |
88 | if test "${with_kerberos}" = no; then | |
a21616bd KR |
89 | with_kerberos=yes |
90 | AC_DEFINE(KERBEROS) | |
91 | fi | |
ae61688f | 92 | AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.]) |
8b1de1b5 | 93 | fi |
eb11f5b8 | 94 | |
8b1de1b5 | 95 | OPTION_DEFAULT_OFF([hesiod],[support Hesiod to get the POP server host]) |
aded53ff GM |
96 | dnl FIXME hesiod support may not be present, so it seems like an error |
97 | dnl to define, or at least use, this unconditionally. | |
316460cf | 98 | if test "$with_hesiod" != no; then |
ae61688f | 99 | AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.]) |
8b1de1b5 | 100 | fi |
3d9830e5 | 101 | |
aded53ff GM |
102 | OPTION_DEFAULT_OFF([mmdf],[support MMDF mailboxes]) |
103 | if test "$with_mmdf" != no; then | |
104 | AC_DEFINE(MAIL_USE_MMDF, 1, [Define to support MMDF mailboxes in movemail.]) | |
105 | fi | |
106 | ||
107 | OPTION_DEFAULT_OFF([mail-unlink],[unlink, rather than empty, mail spool after reading]) | |
108 | if test "$with_mail_unlink" != no; then | |
109 | AC_DEFINE(MAIL_UNLINK_SPOOL, 1, [Define to unlink, rather than empty, mail spool after reading.]) | |
110 | fi | |
111 | ||
112 | AC_ARG_WITH([mailhost],[AS_HELP_STRING([--with-mailhost=HOSTNAME], | |
113 | [string giving default POP mail host])], | |
114 | AC_DEFINE_UNQUOTED(MAILHOST, ["$withval"], [String giving fallback POP mail host.])) | |
115 | ||
8b1de1b5 | 116 | OPTION_DEFAULT_ON([sound],[don't compile with sound support]) |
3d9830e5 | 117 | |
ea09b8d5 | 118 | OPTION_DEFAULT_ON([sync-input],[process async input synchronously]) |
a51f4969 SM |
119 | if test "$with_sync_input" = yes; then |
120 | AC_DEFINE(SYNC_INPUT, 1, [Process async input synchronously.]) | |
121 | fi | |
122 | ||
5b940d5a | 123 | dnl FIXME currently it is not the last. |
4f734bde DM |
124 | dnl This should be the last --with option, because --with-x is |
125 | dnl added later on when we find the path of X, and it's best to | |
126 | dnl keep them together visually. | |
eb11f5b8 | 127 | AC_ARG_WITH([x-toolkit],[AS_HELP_STRING([--with-x-toolkit=KIT], |
eef223cc | 128 | [use an X toolkit (KIT one of: yes or gtk, lucid or athena, motif, no)])], |
9ec10b2f | 129 | [ case "${withval}" in |
4f823057 | 130 | y | ye | yes ) val=gtk ;; |
9ec10b2f DM |
131 | n | no ) val=no ;; |
132 | l | lu | luc | luci | lucid ) val=lucid ;; | |
84c5c823 | 133 | a | at | ath | athe | athen | athena ) val=athena ;; |
3cd69289 | 134 | m | mo | mot | moti | motif ) val=motif ;; |
488dd4c4 | 135 | g | gt | gtk ) val=gtk ;; |
9ec10b2f | 136 | * ) |
f7b4f5aa | 137 | AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid; |
488dd4c4 | 138 | this option's value should be `yes', `no', `lucid', `athena', `motif' or `gtk'. |
f7b4f5aa | 139 | `yes' and `gtk' are synonyms. `athena' and `lucid' are synonyms.]) |
9ec10b2f DM |
140 | ;; |
141 | esac | |
142 | with_x_toolkit=$val | |
143 | ]) | |
eb11f5b8 | 144 | |
5b940d5a GM |
145 | dnl _ON results in a '--without' option in the --help output, so |
146 | dnl the help text should refer to "don't compile", etc. | |
147 | OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support]) | |
148 | OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support]) | |
149 | OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support]) | |
150 | OPTION_DEFAULT_ON([gif],[don't compile with GIF image support]) | |
151 | OPTION_DEFAULT_ON([png],[don't compile with PNG image support]) | |
152 | OPTION_DEFAULT_ON([rsvg],[don't compile with SVG image support]) | |
153 | ||
4efcc8d1 | 154 | OPTION_DEFAULT_ON([xft],[don't use XFT for anti aliased fonts]) |
d235ca2f MB |
155 | OPTION_DEFAULT_ON([libotf],[don't use libotf for OpenType font support]) |
156 | OPTION_DEFAULT_ON([m17n-flt],[don't use m17n-flt for text shaping]) | |
157 | ||
8b1de1b5 MO |
158 | OPTION_DEFAULT_ON([toolkit-scroll-bars],[don't use Motif or Xaw3d scroll bars]) |
159 | OPTION_DEFAULT_ON([xaw3d],[don't use Xaw3d]) | |
160 | OPTION_DEFAULT_ON([xim],[don't use X11 XIM]) | |
edfda783 | 161 | OPTION_DEFAULT_OFF([ns],[use nextstep (Cocoa or GNUstep) windowing system]) |
5b940d5a GM |
162 | |
163 | OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux console]) | |
b5a922de | 164 | OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support]) |
637fa988 | 165 | OPTION_DEFAULT_ON([gconf],[don't compile with GConf support]) |
574c05e2 | 166 | OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support]) |
5b940d5a | 167 | |
4c18f8b4 GM |
168 | ## For the times when you want to build Emacs but don't have |
169 | ## a suitable makeinfo, and can live without the manuals. | |
170 | dnl http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01844.html | |
171 | OPTION_DEFAULT_ON([makeinfo],[don't require makeinfo for building manuals]) | |
172 | ||
8b1de1b5 | 173 | AC_ARG_WITH([pkg-config-prog],dnl |
1eee1145 | 174 | [AS_HELP_STRING([--with-pkg-config-prog=PATH], |
ea09b8d5 | 175 | [path to pkg-config for finding GTK and librsvg])]) |
8b1de1b5 MO |
176 | if test "X${with_pkg_config_prog}" != X; then |
177 | if test "${with_pkg_config_prog}" != yes; then | |
178 | PKG_CONFIG="${with_pkg_config_prog}" | |
179 | fi | |
180 | fi | |
eb11f5b8 | 181 | |
70eab5c1 GM |
182 | CRT_DIR= |
183 | AC_ARG_WITH([crt-dir],dnl | |
184 | [AS_HELP_STRING([--with-crt-dir=DIR],[directory containing crtn.o etc. | |
76cda504 | 185 | The default is /usr/lib, or /usr/lib64 on some platforms.])]) |
70eab5c1 GM |
186 | CRT_DIR="${with_crt_dir}" |
187 | ||
ea09b8d5 GM |
188 | AC_ARG_WITH([gnustep-conf],dnl |
189 | [AS_HELP_STRING([--with-gnustep-conf=PATH],[path to GNUstep.conf; default $GNUSTEP_CONFIG_FILE, or /etc/GNUstep/GNUstep.conf])]) | |
190 | test "X${with_gnustep_conf}" != X && test "${with_gnustep_conf}" != yes && \ | |
191 | GNUSTEP_CONFIG_FILE="${with_gnustep_conf}" | |
192 | test "X$GNUSTEP_CONFIG_FILE" = "X" && \ | |
193 | GNUSTEP_CONFIG_FILE=/etc/GNUstep/GNUstep.conf | |
194 | ||
06b62770 | 195 | AC_ARG_ENABLE(ns-self-contained, |
6b8bc489 AS |
196 | [AS_HELP_STRING([--disable-ns-self-contained], |
197 | [disable self contained build under NeXTstep])], | |
198 | EN_NS_SELF_CONTAINED=$enableval, | |
06b62770 AR |
199 | EN_NS_SELF_CONTAINED=yes) |
200 | ||
d0098f13 | 201 | AC_ARG_ENABLE(asserts, |
1eb22088 | 202 | [AS_HELP_STRING([--enable-asserts], [compile code with asserts enabled])], |
d0098f13 JD |
203 | USE_XASSERTS=$enableval, |
204 | USE_XASSERTS=no) | |
205 | ||
6a5f7a29 | 206 | AC_ARG_ENABLE(maintainer-mode, |
1eb22088 AS |
207 | [AS_HELP_STRING([--enable-maintainer-mode], |
208 | [enable make rules and dependencies not useful (and sometimes | |
209 | confusing) to the casual installer])], | |
6a5f7a29 AS |
210 | USE_MAINTAINER_MODE=$enableval, |
211 | USE_MAINTAINER_MODE=no) | |
212 | if test $USE_MAINTAINER_MODE = yes; then | |
213 | MAINT= | |
214 | else | |
215 | MAINT=# | |
216 | fi | |
217 | AC_SUBST(MAINT) | |
218 | ||
261967be | 219 | AC_ARG_ENABLE(locallisppath, |
1eb22088 AS |
220 | [AS_HELP_STRING([--enable-locallisppath=PATH], |
221 | [directories Emacs should search for lisp files specific | |
222 | to this site])], | |
261967be LK |
223 | if test "${enableval}" = "no"; then |
224 | locallisppath= | |
225 | elif test "${enableval}" != "yes"; then | |
226 | locallisppath=${enableval} | |
227 | fi) | |
228 | ||
29771094 | 229 | AC_ARG_ENABLE(checking, |
7df24305 AS |
230 | [AS_HELP_STRING([--enable-checking@<:@=LIST@:>@], |
231 | [enable expensive run-time checks. With LIST, | |
232 | enable only specific categories of checks. | |
233 | Categories are: all,yes,no. | |
234 | Flags are: stringbytes, stringoverrun, stringfreelist, | |
235 | xmallocoverrun, conslist])], | |
29771094 DN |
236 | [ac_checking_flags="${enableval}"],[]) |
237 | IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS," | |
238 | for check in $ac_checking_flags | |
239 | do | |
240 | case $check in | |
241 | # these set all the flags to specific states | |
242 | yes) ac_enable_checking=1 ;; | |
243 | no) ac_enable_checking= ; | |
244 | ac_gc_check_stringbytes= ; | |
245 | ac_gc_check_string_overrun= ; | |
246 | ac_gc_check_string_free_list= ; | |
247 | ac_xmalloc_overrun= ; | |
248 | ac_gc_check_cons_list= ;; | |
249 | all) ac_enable_checking=1 ; | |
250 | ac_gc_check_stringbytes=1 ; | |
251 | ac_gc_check_string_overrun=1 ; | |
252 | ac_gc_check_string_free_list=1 ; | |
253 | ac_xmalloc_overrun=1 ; | |
254 | ac_gc_check_cons_list=1 ;; | |
255 | # these enable particular checks | |
256 | stringbytes) ac_gc_check_stringbytes=1 ;; | |
257 | stringoverrun) ac_gc_check_string_overrun=1 ;; | |
258 | stringfreelist) ac_gc_check_string_free_list=1 ;; | |
259 | xmallocoverrun) ac_xmalloc_overrun=1 ;; | |
260 | conslist) ac_gc_check_cons_list=1 ;; | |
261 | *) AC_MSG_ERROR(unknown check category $check) ;; | |
262 | esac | |
263 | done | |
264 | IFS="$ac_save_IFS" | |
265 | ||
266 | if test x$ac_enable_checking != x ; then | |
267 | AC_DEFINE(ENABLE_CHECKING, 1, | |
268 | [Enable expensive run-time checking of data types?]) | |
269 | fi | |
270 | if test x$ac_gc_check_stringbytes != x ; then | |
271 | AC_DEFINE(GC_CHECK_STRING_BYTES, 1, | |
272 | [Define this temporarily to hunt a bug. If defined, the size of | |
273 | strings is redundantly recorded in sdata structures so that it can | |
274 | be compared to the sizes recorded in Lisp strings.]) | |
275 | fi | |
276 | if test x$ac_gc_check_stringoverrun != x ; then | |
277 | AC_DEFINE(GC_CHECK_STRING_OVERRUN, 1, | |
278 | [Define this to check for short string overrun.]) | |
279 | fi | |
280 | if test x$ac_gc_check_string_free_list != x ; then | |
281 | AC_DEFINE(GC_CHECK_STRING_FREE_LIST, 1, | |
282 | [Define this to check the string free list.]) | |
283 | fi | |
284 | if test x$ac_xmalloc_overrun != x ; then | |
285 | AC_DEFINE(XMALLOC_OVERRUN_CHECK, 1, | |
286 | [Define this to check for malloc buffer overrun.]) | |
287 | fi | |
288 | if test x$ac_gc_check_cons_list != x ; then | |
289 | AC_DEFINE(GC_CHECK_CONS_LIST, 1, | |
290 | [Define this to check for errors in cons list.]) | |
291 | fi | |
292 | ||
9fe40f0e | 293 | AC_ARG_ENABLE(profiling, |
7df24305 AS |
294 | [AS_HELP_STRING([--enable-profiling], |
295 | [build emacs with profiling support. | |
296 | This might not work on all platforms])], | |
9fe40f0e DN |
297 | [ac_enable_profiling="${enableval}"],[]) |
298 | if test x$ac_enable_profiling != x ; then | |
299 | PROFILING_CFLAGS="-DPROFILING=1 -pg" | |
300 | PROFILING_LDFLAGS="-pg" | |
301 | else | |
302 | PROFILING_CFLAGS= | |
303 | PROFILING_LDFLAGS= | |
304 | fi | |
305 | ||
a53cfbe5 JD |
306 | AC_ARG_ENABLE(autodepend, |
307 | [AS_HELP_STRING([--enable-autodepend], | |
308 | [automatically generate dependencies to .h-files. | |
309 | Requires GNU Make and Gcc. Enabled if GNU Make and Gcc is | |
310 | found])], | |
311 | [ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes]) | |
312 | ||
9ec10b2f | 313 | #### Make srcdir absolute, if it isn't already. It's important to |
36969de6 | 314 | #### avoid running the path through pwd unnecessarily, since pwd can |
069df4bf DM |
315 | #### give you automounter prefixes, which can go away. We do all this |
316 | #### so Emacs can find its files when run uninstalled. | |
36969de6 GM |
317 | ## Make sure CDPATH doesn't affect cd (in case PWD is relative). |
318 | unset CDPATH | |
9ec10b2f DM |
319 | case "${srcdir}" in |
320 | /* ) ;; | |
321 | . ) | |
322 | ## We may be able to use the $PWD environment variable to make this | |
323 | ## absolute. But sometimes PWD is inaccurate. | |
b83e4a77 RS |
324 | ## Note: we used to use ${PWD} at the end instead of `pwd`, |
325 | ## but that tested only for a well-formed and valid PWD, | |
326 | ## it did not object when PWD was well-formed and valid but just wrong. | |
327 | if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`" ; | |
9ec10b2f DM |
328 | then |
329 | srcdir="$PWD" | |
330 | else | |
331 | srcdir="`(cd ${srcdir}; pwd)`" | |
332 | fi | |
333 | ;; | |
334 | * ) srcdir="`(cd ${srcdir}; pwd)`" ;; | |
335 | esac | |
336 | ||
337 | #### Check if the source directory already has a configured system in it. | |
338 | if test `pwd` != `(cd ${srcdir} && pwd)` \ | |
339 | && test -f "${srcdir}/src/config.h" ; then | |
91b5aa9a | 340 | AC_MSG_WARN([[The directory tree `${srcdir}' is being used |
9ec10b2f DM |
341 | as a build directory right now; it has been configured in its own |
342 | right. To configure in another directory as well, you MUST | |
343 | use GNU make. If you do not have GNU make, then you must | |
91b5aa9a DL |
344 | now do `make distclean' in ${srcdir}, |
345 | and then run $0 again.]]) | |
9ec10b2f DM |
346 | fi |
347 | ||
348 | #### Given the configuration name, set machfile and opsysfile to the | |
349 | #### names of the m/*.h and s/*.h files we should use. | |
350 | ||
351 | ### Canonicalize the configuration name. | |
352 | ||
353 | AC_CANONICAL_HOST | |
354 | canonical=$host | |
0b7543ce | 355 | configuration=${host_alias-${build_alias-$host}} |
9ec10b2f | 356 | |
91b5aa9a DL |
357 | dnl This used to use changequote, but, apart from `changequote is evil' |
358 | dnl per the autoconf manual, we can speed up autoconf somewhat by quoting | |
359 | dnl the great gob of text. Thus it's not processed for possible expansion. | |
360 | dnl Just make sure the brackets remain balanced. | |
10aa5486 MR |
361 | dnl |
362 | dnl Since Emacs can't find matching pairs of quotes, boundaries are | |
363 | dnl indicated by comments. | |
364 | dnl quotation begins | |
91b5aa9a | 365 | [ |
9ec10b2f DM |
366 | |
367 | ### If you add support for a new configuration, add code to this | |
368 | ### switch statement to recognize your configuration name and select | |
369 | ### the appropriate operating system and machine description files. | |
370 | ||
371 | ### You would hope that you could choose an m/*.h file pretty much | |
372 | ### based on the machine portion of the configuration name, and an s- | |
373 | ### file based on the operating system portion. However, it turns out | |
374 | ### that each m/*.h file is pretty manufacturer-specific - for | |
f2a77c3a DN |
375 | ### example mips.h is MIPS |
376 | ### So we basically have to have a special case for each | |
9ec10b2f DM |
377 | ### configuration name. |
378 | ### | |
379 | ### As far as handling version numbers on operating systems is | |
380 | ### concerned, make sure things will fail in a fixable way. If | |
381 | ### /etc/MACHINES doesn't say anything about version numbers, be | |
382 | ### prepared to handle anything reasonably. If version numbers | |
383 | ### matter, be sure /etc/MACHINES says something about it. | |
384 | ### | |
385 | ### Eric Raymond says we should accept strings like "sysvr4" to mean | |
386 | ### "System V Release 4"; he writes, "The old convention encouraged | |
387 | ### confusion between `system' and `release' levels'." | |
388 | ||
389 | machine='' opsys='' unported=no | |
390 | case "${canonical}" in | |
391 | ||
ba45dae0 | 392 | ## FreeBSD ports |
6b0273cd | 393 | *-*-freebsd* ) |
ba45dae0 GM |
394 | opsys=freebsd |
395 | case "${canonical}" in | |
396 | alpha*-*-freebsd*) machine=alpha ;; | |
372a3385 | 397 | arm*-*-freebsd*) machine=arm ;; |
d6d1029d | 398 | ia64-*-freebsd*) machine=ia64 ;; |
edfda783 | 399 | sparc-*-freebsd*) machine=sparc ;; |
d6d1029d CY |
400 | sparc64-*-freebsd*) machine=sparc ;; |
401 | powerpc-*-freebsd*) machine=macppc ;; | |
ba45dae0 | 402 | i[3456]86-*-freebsd*) machine=intel386 ;; |
6b0273cd | 403 | amd64-*-freebsd*|x86_64-*-freebsd*) machine=amdx86-64 ;; |
ba45dae0 GM |
404 | esac |
405 | ;; | |
406 | ||
472fd4dc GM |
407 | ## FreeBSD kernel + glibc based userland |
408 | *-*-kfreebsd*gnu* ) | |
409 | opsys=gnu-kfreebsd | |
410 | case "${canonical}" in | |
411 | alpha*-*-kfreebsd*) machine=alpha ;; | |
412 | ia64-*-kfreebsd*) machine=ia64 ;; | |
edfda783 | 413 | sparc-*-kfreebsd*) machine=sparc ;; |
472fd4dc GM |
414 | sparc64-*-kfreebsd*) machine=sparc ;; |
415 | powerpc-*-kfreebsd*) machine=macppc ;; | |
416 | i[3456]86-*-kfreebsd*) machine=intel386 ;; | |
417 | amd64-*-kfreebsd*|x86_64-*-kfreebsd*) machine=amdx86-64 ;; | |
418 | esac | |
419 | ;; | |
420 | ||
9ec10b2f DM |
421 | ## NetBSD ports |
422 | *-*-netbsd* ) | |
423 | opsys=netbsd | |
424 | case "${canonical}" in | |
98bbf2a1 | 425 | alpha*-*-netbsd*) machine=alpha ;; |
5ac83f86 | 426 | i[3456]86-*-netbsd*) machine=intel386 ;; |
6978862d DN |
427 | mips-*-netbsd*) machine=mips ;; |
428 | mipsel-*-netbsd*) machine=mips ;; | |
429 | mipseb-*-netbsd*) machine=mips ;; | |
b52425f4 | 430 | powerpc-*-netbsd*) machine=macppc ;; |
1ecefa7a | 431 | sparc*-*-netbsd*) machine=sparc ;; |
b336ddd3 | 432 | vax-*-netbsd*) machine=vax ;; |
69d5a2fa | 433 | arm-*-netbsd*) machine=arm ;; |
01cd065b EZ |
434 | x86_64-*-netbsd*) machine=amdx86-64 ;; |
435 | hppa-*-netbsd*) machine=hp800 ;; | |
a078d6e5 | 436 | m68k-*-netbsd*) machine=m68k ;; |
9ec10b2f DM |
437 | esac |
438 | ;; | |
439 | ||
e3ac1b7f RS |
440 | ## OpenBSD ports |
441 | *-*-openbsd* ) | |
442 | opsys=openbsd | |
443 | case "${canonical}" in | |
98bbf2a1 | 444 | alpha*-*-openbsd*) machine=alpha ;; |
9a982d0a | 445 | arm-*-openbsd*) machine=arm ;; |
9a982d0a | 446 | i386-*-openbsd*) machine=intel386 ;; |
9a982d0a | 447 | powerpc-*-openbsd*) machine=macppc ;; |
9a982d0a RS |
448 | sparc*-*-openbsd*) machine=sparc ;; |
449 | vax-*-openbsd*) machine=vax ;; | |
450 | x86_64-*-openbsd*) machine=amdx86-64 ;; | |
d8aef2e6 | 451 | hppa-*-openbsd*) machine=hp800 ;; |
e3ac1b7f RS |
452 | esac |
453 | ;; | |
454 | ||
98bbf2a1 | 455 | alpha*-*-linux-gnu* ) |
5ac83f86 | 456 | machine=alpha opsys=gnu-linux |
4e90a7d5 RS |
457 | ;; |
458 | ||
d506e713 GM |
459 | arm*-*-linux-gnu* ) |
460 | machine=arm opsys=gnu-linux | |
461 | ;; | |
462 | ||
57653883 RS |
463 | ## Apple Darwin / Mac OS X |
464 | *-apple-darwin* ) | |
465 | case "${canonical}" in | |
466 | i[3456]86-* ) machine=intel386 ;; | |
40dde9d1 | 467 | powerpc-* ) machine=macppc ;; |
f5b30dc9 | 468 | x86_64-* ) machine=amdx86-64 ;; |
57653883 RS |
469 | * ) unported=yes ;; |
470 | esac | |
471 | opsys=darwin | |
472 | # Define CPP as follows to make autoconf work correctly. | |
473 | CPP="${CC-cc} -E -no-cpp-precomp" | |
474 | # Use fink packages if available. | |
475 | if test -d /sw/include && test -d /sw/lib; then | |
476 | GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib" | |
477 | CPP="${CPP} ${GCC_TEST_OPTIONS}" | |
478 | NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS} | |
479 | fi | |
480 | ;; | |
481 | ||
d347c8e1 | 482 | ## HP 9000 series 700 and 800, running HP/UX |
d347c8e1 GM |
483 | hppa*-hp-hpux10.2* ) |
484 | machine=hp800 opsys=hpux10-20 | |
485 | ;; | |
d347c8e1 GM |
486 | hppa*-hp-hpux1[1-9]* ) |
487 | machine=hp800 opsys=hpux11 | |
488 | CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS" | |
489 | ;; | |
490 | ||
6fa6525f RS |
491 | hppa*-*-linux-gnu* ) |
492 | machine=hp800 opsys=gnu-linux | |
493 | ;; | |
494 | ||
9ec10b2f | 495 | ## IBM machines |
4b121527 | 496 | s390-*-linux-gnu* ) |
f4c2acb3 EZ |
497 | machine=ibms390 opsys=gnu-linux |
498 | ;; | |
e9da7ba5 RS |
499 | s390x-*-linux-gnu* ) |
500 | machine=ibms390x opsys=gnu-linux | |
f4c2acb3 | 501 | ;; |
a8958813 RS |
502 | rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2* ) |
503 | machine=ibmrs6000 opsys=aix4-2 | |
504 | ;; | |
9fd77b51 CY |
505 | rs6000-ibm-aix4.3* | powerpc-ibm-aix4.3* ) |
506 | machine=ibmrs6000 opsys=aix4-2 | |
507 | ;; | |
54c4fabd | 508 | rs6000-ibm-aix5* | powerpc-ibm-aix5* ) |
1ef1ef96 EZ |
509 | machine=ibmrs6000 opsys=aix4-2 |
510 | ;; | |
1e447232 | 511 | rs6000-ibm-aix6* | powerpc-ibm-aix6* ) |
26a42dac DN |
512 | machine=ibmrs6000 opsys=aix4-2 |
513 | ;; | |
9ec10b2f | 514 | |
3ad6e32b GM |
515 | ## Macintosh PowerPC |
516 | powerpc*-*-linux-gnu* ) | |
517 | machine=macppc opsys=gnu-linux | |
518 | ;; | |
519 | ||
9ec10b2f | 520 | ## Silicon Graphics machines |
9ec10b2f | 521 | ## Iris 4D |
a187fb80 KH |
522 | mips-sgi-irix6.5 ) |
523 | machine=iris4d opsys=irix6-5 | |
91193697 DL |
524 | # Without defining _LANGUAGE_C, things get masked out in the headers |
525 | # so that, for instance, grepping for `free' in stdlib.h fails and | |
526 | # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m). | |
527 | NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C" | |
63c59d1e | 528 | NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C" |
a187fb80 | 529 | ;; |
9ec10b2f | 530 | |
9ec10b2f | 531 | ## Suns |
b5b193a7 | 532 | sparc-*-linux-gnu* | sparc64-*-linux-gnu* ) |
5ac83f86 | 533 | machine=sparc opsys=gnu-linux |
28d9bc0e KH |
534 | ;; |
535 | ||
176fe5fc | 536 | *-sun-solaris* \ |
7c54c0a0 | 537 | | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* \ |
07e339e4 | 538 | | x86_64-*-solaris2* | x86_64-*-sunos5*) |
9ec10b2f | 539 | case "${canonical}" in |
5ac83f86 | 540 | i[3456]86-*-* ) machine=intel386 ;; |
a15fc3c3 | 541 | amd64-*-*|x86_64-*-*) machine=amdx86-64 ;; |
9ec10b2f DM |
542 | sparc* ) machine=sparc ;; |
543 | * ) unported=yes ;; | |
544 | esac | |
545 | case "${canonical}" in | |
a28947f0 RS |
546 | *-sunos5.6* | *-solaris2.6* ) |
547 | opsys=sol2-6 | |
548 | NON_GNU_CPP=/usr/ccs/lib/cpp | |
549 | RANLIB="ar -ts" | |
550 | ;; | |
2194ea1c | 551 | *-sunos5.[7-9]* | *-solaris2.[7-9]* ) |
f79b6dcc | 552 | opsys=sol2-6 |
42bf63da GM |
553 | emacs_check_sunpro_c=yes |
554 | NON_GNU_CPP=/usr/ccs/lib/cpp | |
6623890a | 555 | ;; |
9b3362b8 DN |
556 | *-sunos5* | *-solaris* ) |
557 | opsys=sol2-10 | |
558 | emacs_check_sunpro_c=yes | |
559 | NON_GNU_CPP=/usr/ccs/lib/cpp | |
9ec10b2f | 560 | ;; |
9ec10b2f | 561 | esac |
6e502e37 RS |
562 | ## Watch out for a compiler that we know will not work. |
563 | case "${canonical}" in | |
564 | *-solaris* | *-sunos5* ) | |
565 | if [ "x$CC" = x/usr/ucb/cc ]; then | |
566 | ## /usr/ucb/cc doesn't work; | |
567 | ## we should find some other compiler that does work. | |
568 | unset CC | |
569 | fi | |
570 | ;; | |
571 | *) ;; | |
572 | esac | |
9ec10b2f | 573 | ;; |
9ec10b2f | 574 | |
2d23c8cc GM |
575 | ## IA-64 |
576 | ia64*-*-linux* ) | |
577 | machine=ia64 opsys=gnu-linux | |
578 | ;; | |
579 | ||
9ec10b2f | 580 | ## Intel 386 machines where we don't care about the manufacturer |
5ac83f86 | 581 | i[3456]86-*-* ) |
9ec10b2f DM |
582 | machine=intel386 |
583 | case "${canonical}" in | |
c60ee5e7 | 584 | *-cygwin ) opsys=cygwin ;; |
eae54018 | 585 | *-darwin* ) opsys=darwin |
23fd4483 ST |
586 | CPP="${CC-cc} -E -no-cpp-precomp" |
587 | ;; | |
5ac83f86 | 588 | *-linux-gnu* ) opsys=gnu-linux ;; |
0e6d70d5 | 589 | *-sysv4.2uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;; |
167899c4 RS |
590 | *-sysv5uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;; |
591 | *-sysv5OpenUNIX* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;; | |
9ec10b2f DM |
592 | ## Otherwise, we'll fall through to the generic opsys code at the bottom. |
593 | esac | |
594 | ;; | |
595 | ||
287f502c | 596 | ## m68k Linux-based GNU system |
5ac83f86 RS |
597 | m68k-*-linux-gnu* ) |
598 | machine=m68k opsys=gnu-linux | |
e1fd57e3 RS |
599 | ;; |
600 | ||
287f502c | 601 | ## Mips Linux-based GNU system |
3c00847f RF |
602 | mips-*-linux-gnu* | mipsel-*-linux-gnu* \ |
603 | | mips64-*-linux-gnu* | mips64el-*-linux-gnu* ) | |
287f502c RS |
604 | machine=mips opsys=gnu-linux |
605 | ;; | |
606 | ||
3fa4ac47 AS |
607 | ## AMD x86-64 Linux-based GNU system |
608 | x86_64-*-linux-gnu* ) | |
177c0ea7 | 609 | machine=amdx86-64 opsys=gnu-linux |
3fa4ac47 AS |
610 | ;; |
611 | ||
131e4133 | 612 | ## Tensilica Xtensa Linux-based GNU system |
8dd59f01 | 613 | xtensa*-*-linux-gnu* ) |
94218e27 DN |
614 | machine=xtensa opsys=gnu-linux |
615 | ;; | |
616 | ||
fac5dc61 DN |
617 | ## SuperH Linux-based GNU system |
618 | sh[34]*-*-linux-gnu* ) | |
619 | machine=sh3 opsys=gnu-linux | |
620 | ;; | |
621 | ||
9ec10b2f DM |
622 | * ) |
623 | unported=yes | |
624 | ;; | |
625 | esac | |
626 | ||
627 | ### If the code above didn't choose an operating system, just choose | |
628 | ### an operating system based on the configuration name. You really | |
629 | ### only want to use this when you have no idea what the right | |
630 | ### operating system is; if you know what operating systems a machine | |
631 | ### runs, it's cleaner to make it explicit in the case statement | |
632 | ### above. | |
633 | if test x"${opsys}" = x; then | |
634 | case "${canonical}" in | |
635 | *-gnu* ) opsys=gnu ;; | |
9ec10b2f DM |
636 | * ) |
637 | unported=yes | |
638 | ;; | |
639 | esac | |
640 | fi | |
641 | ||
91b5aa9a | 642 | ] |
10aa5486 | 643 | dnl quotation ends |
9ec10b2f DM |
644 | |
645 | if test $unported = yes; then | |
91b5aa9a DL |
646 | AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems. |
647 | Check `etc/MACHINES' for recognized configuration names.]) | |
9ec10b2f DM |
648 | fi |
649 | ||
650 | machfile="m/${machine}.h" | |
651 | opsysfile="s/${opsys}.h" | |
652 | ||
653 | ||
654 | #### Choose a compiler. | |
655 | test -n "$CC" && cc_specified=yes | |
656 | ||
5ab52d42 RS |
657 | # Save the value of CFLAGS that the user specified. |
658 | SPECIFIED_CFLAGS="$CFLAGS" | |
659 | ||
86dc59b0 | 660 | dnl Sets GCC=yes if using gcc. |
e9b2a022 | 661 | AC_PROG_CC |
9ec10b2f DM |
662 | |
663 | # On Suns, sometimes $CPP names a directory. | |
664 | if test -n "$CPP" && test -d "$CPP"; then | |
665 | CPP= | |
666 | fi | |
667 | ||
42bf63da GM |
668 | ## If not using gcc, and on Solaris, and no CPP specified, see if |
669 | ## using a Sun compiler, which needs -Xs to prevent whitespace. | |
670 | if test x"$GCC" != xyes && test x"$emacs_check_sunpro_c" = xyes && \ | |
671 | test x"$CPP" = x; then | |
672 | AC_MSG_CHECKING([whether we are using a Sun C compiler]) | |
673 | AC_CACHE_VAL(emacs_cv_sunpro_c, | |
674 | [AC_TRY_LINK([], | |
675 | [#ifndef __SUNPRO_C | |
676 | fail; | |
677 | #endif | |
678 | ], emacs_cv_sunpro_c=yes, emacs_cv_sunpro_c=no)]) | |
679 | AC_MSG_RESULT($emacs_cv_sunpro_c) | |
680 | ||
681 | if test x"$emacs_cv_sunpro_c" = xyes; then | |
682 | NON_GNU_CPP="$CC -E -Xs" | |
683 | fi | |
684 | fi | |
685 | ||
9ec10b2f DM |
686 | #### Some systems specify a CPP to use unless we are using GCC. |
687 | #### Now that we know whether we are using GCC, we can decide whether | |
688 | #### to use that one. | |
689 | if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x | |
690 | then | |
691 | CPP="$NON_GNU_CPP" | |
692 | fi | |
693 | ||
694 | #### Some systems specify a CC to use unless we are using GCC. | |
695 | #### Now that we know whether we are using GCC, we can decide whether | |
696 | #### to use that one. | |
697 | if test "x$NON_GNU_CC" != x && test x$GCC != xyes && | |
698 | test x$cc_specified != xyes | |
699 | then | |
700 | CC="$NON_GNU_CC" | |
701 | fi | |
702 | ||
703 | if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x | |
704 | then | |
705 | CC="$CC $GCC_TEST_OPTIONS" | |
c7f493fd | 706 | fi |
9ec10b2f DM |
707 | |
708 | if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x | |
709 | then | |
710 | CC="$CC $NON_GCC_TEST_OPTIONS" | |
c7f493fd | 711 | fi |
9ec10b2f | 712 | |
f405f8ec | 713 | dnl checks for Unix variants |
7316a2b5 | 714 | AC_USE_SYSTEM_EXTENSIONS |
f405f8ec | 715 | |
01abe918 CY |
716 | ### Use -Wno-pointer-sign if the compiler supports it |
717 | AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign]) | |
718 | SAVE_CFLAGS="$CFLAGS" | |
719 | CFLAGS="$CFLAGS -Wno-pointer-sign" | |
720 | AC_TRY_COMPILE([], [], has_option=yes, has_option=no,) | |
721 | if test $has_option = yes; then | |
722 | C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH" | |
723 | fi | |
724 | AC_MSG_RESULT($has_option) | |
725 | CFLAGS="$SAVE_CFLAGS" | |
726 | unset has_option | |
727 | unset SAVE_CFLAGS | |
728 | ||
7a2efa6f DN |
729 | ### Use -Wdeclaration-after-statement if the compiler supports it |
730 | AC_MSG_CHECKING([whether gcc understands -Wdeclaration-after-statement]) | |
731 | SAVE_CFLAGS="$CFLAGS" | |
732 | CFLAGS="$CFLAGS -Wdeclaration-after-statement" | |
733 | AC_TRY_COMPILE([], [], has_option=yes, has_option=no,) | |
734 | if test $has_option = yes; then | |
735 | C_WARNINGS_SWITCH="-Wdeclaration-after-statement $C_WARNINGS_SWITCH" | |
736 | fi | |
737 | AC_MSG_RESULT($has_option) | |
738 | CFLAGS="$SAVE_CFLAGS" | |
739 | unset has_option | |
740 | unset SAVE_CFLAGS | |
741 | ||
fb33ec52 | 742 | #### Some other nice autoconf tests. |
9ec10b2f DM |
743 | |
744 | dnl checks for programs | |
9ec10b2f DM |
745 | AC_PROG_CPP |
746 | AC_PROG_INSTALL | |
3f5b097c DL |
747 | if test "x$RANLIB" = x; then |
748 | AC_PROG_RANLIB | |
749 | fi | |
44e3d510 GM |
750 | |
751 | ## Although we're running on an amd64 kernel, we're actually compiling for | |
752 | ## the x86 architecture. The user should probably have provided an | |
753 | ## explicit --build to `configure', but if everything else than the kernel | |
754 | ## is running in i386 mode, we can help them out. | |
755 | if test "$machine" = "amdx86-64"; then | |
756 | AC_CHECK_DECL([i386]) | |
757 | if test "$ac_cv_have_decl_i386" = "yes"; then | |
758 | canonical=`echo "$canonical" | sed -e 's/^amd64/i386/' -e 's/^x86_64/i386/'` | |
759 | machine=intel386 | |
760 | machfile="m/${machine}.h" | |
761 | fi | |
762 | fi | |
763 | ||
d57c2211 DK |
764 | AC_PATH_PROG(INSTALL_INFO, install-info) |
765 | AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin) | |
766 | AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin) | |
19b6b5d3 AS |
767 | dnl Don't use GZIP, which is used by gzip for additional parameters. |
768 | AC_PATH_PROG(GZIP_PROG, gzip) | |
9ec10b2f | 769 | |
d25b54b3 | 770 | |
9538e9ca | 771 | ## Need makeinfo >= 4.6 (?) to build the manuals. |
d25b54b3 | 772 | AC_PATH_PROG(MAKEINFO, makeinfo, no) |
131e4133 | 773 | dnl By this stage, configure has already checked for egrep and set EGREP, |
d25b54b3 GM |
774 | dnl or exited with an error if no egrep was found. |
775 | if test "$MAKEINFO" != "no" && \ | |
d4840f44 | 776 | test x"`$MAKEINFO --version 2> /dev/null | $EGREP 'texinfo[[^0-9]]*([[1-4]][[0-9]]+|[[5-9]]|4\.[[6-9]]|4\.[[1-5]][[0-9]]+)'`" = x; then |
131e4133 | 777 | MAKEINFO=no |
d25b54b3 GM |
778 | fi |
779 | ||
09817afc GM |
780 | ## Makeinfo is unusual. For a released Emacs, the manuals are |
781 | ## pre-built, and not deleted by the normal clean rules. makeinfo is | |
782 | ## therefore in the category of "special tools" not normally required, which | |
783 | ## configure does not have to check for (eg autoconf itself). | |
8bb25908 KF |
784 | ## In a Bazaar checkout on the other hand, the manuals are not included. |
785 | ## So makeinfo is a requirement to build from Bazaar, and configure | |
09817afc GM |
786 | ## should test for it as it does for any other build requirement. |
787 | ## We use the presence of $srcdir/info/emacs to distinguish a release, | |
8bb25908 | 788 | ## with pre-built manuals, from a Bazaar checkout. |
09817afc GM |
789 | if test "$MAKEINFO" = "no"; then |
790 | if test "x${with_makeinfo}" = "xno"; then | |
791 | MAKEINFO=off | |
bf3126f6 | 792 | elif test ! -e $srcdir/info/emacs; then |
09817afc GM |
793 | AC_MSG_ERROR( [You do not seem to have makeinfo >= 4.6, and your |
794 | source tree does not seem to have pre-built manuals in the `info' directory. | |
4c18f8b4 | 795 | Either install a suitable version of makeinfo, or re-run configure |
09817afc GM |
796 | with the `--without-makeinfo' option to build without the manuals.] ) |
797 | fi | |
4c18f8b4 | 798 | fi |
d25b54b3 | 799 | |
6d621bab RS |
800 | dnl Add our options to ac_link now, after it is set up. |
801 | ||
802 | if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x | |
803 | then | |
804 | ac_link="$ac_link $GCC_LINK_TEST_OPTIONS" | |
805 | fi | |
806 | ||
807 | if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x | |
808 | then | |
809 | ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS" | |
810 | fi | |
811 | ||
1d6cc9a8 RS |
812 | dnl We need -znocombreloc if we're using a relatively recent GNU ld. |
813 | dnl If we can link with the flag, it shouldn't do any harm anyhow. | |
814 | dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.) | |
06aacc62 RS |
815 | dnl Treat GCC specially since it just gives a non-fatal `unrecognized option' |
816 | dnl if not built to support GNU ld. | |
817 | ||
1d6cc9a8 | 818 | late_LDFLAGS=$LDFLAGS |
b917689b | 819 | if test "$GCC" = yes; then |
06aacc62 RS |
820 | LDFLAGS="$LDFLAGS -Wl,-znocombreloc" |
821 | else | |
822 | LDFLAGS="$LDFLAGS -znocombreloc" | |
823 | fi | |
1d6cc9a8 | 824 | |
e6a304f0 | 825 | AC_MSG_CHECKING([for -znocombreloc]) |
1d6cc9a8 RS |
826 | AC_LINK_IFELSE([main(){return 0;}], |
827 | [AC_MSG_RESULT(yes)], | |
828 | LDFLAGS=$late_LDFLAGS | |
829 | [AC_MSG_RESULT(no)]) | |
830 | ||
4428e268 DL |
831 | #### Extract some information from the operating system and machine files. |
832 | ||
833 | AC_CHECKING([the machine- and system-dependent files to find out | |
834 | - which libraries the lib-src programs will want, and | |
835 | - whether the GNU malloc routines are usable]) | |
836 | ||
837 | ### First figure out CFLAGS (which we use for running the compiler here) | |
838 | ### and REAL_CFLAGS (which we use for real compilation). | |
839 | ### The two are the same except on a few systems, where they are made | |
840 | ### different to work around various lossages. For example, | |
841 | ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g | |
842 | ### as implying static linking. | |
843 | ||
844 | ### If the CFLAGS env var is specified, we use that value | |
845 | ### instead of the default. | |
846 | ||
847 | ### It's not important that this name contain the PID; you can't run | |
848 | ### two configures in the same directory and have anything work | |
849 | ### anyway. | |
850 | tempcname="conftest.c" | |
851 | ||
852 | echo ' | |
853 | #include "'${srcdir}'/src/'${opsysfile}'" | |
854 | #include "'${srcdir}'/src/'${machfile}'" | |
4428e268 | 855 | |
aaa36002 | 856 | configure___ LIBX=-lX11 |
4428e268 | 857 | |
4428e268 | 858 | configure___ unexec=UNEXEC |
4428e268 | 859 | |
e8752c66 GM |
860 | #ifdef CANNOT_DUMP |
861 | configure___ cannot_dump=yes | |
862 | #else | |
863 | configure___ cannot_dump=no | |
864 | #endif | |
865 | ||
4428e268 DL |
866 | #ifdef SYSTEM_MALLOC |
867 | configure___ system_malloc=yes | |
868 | #else | |
869 | configure___ system_malloc=no | |
870 | #endif | |
871 | ||
e32fac2a GM |
872 | #ifdef USE_MMAP_FOR_BUFFERS |
873 | configure___ use_mmap_for_buffers=yes | |
b1b4ce06 | 874 | #else |
e32fac2a | 875 | configure___ use_mmap_for_buffers=no |
b1b4ce06 GM |
876 | #endif |
877 | ||
4428e268 DL |
878 | #ifndef C_OPTIMIZE_SWITCH |
879 | #ifdef __GNUC__ | |
880 | #define C_OPTIMIZE_SWITCH -O2 | |
881 | #else | |
882 | #define C_OPTIMIZE_SWITCH -O | |
883 | #endif | |
884 | #endif | |
885 | ||
01abe918 CY |
886 | #ifndef C_WARNINGS_SWITCH |
887 | #define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH} | |
888 | #endif | |
889 | ||
4428e268 DL |
890 | #ifdef THIS_IS_CONFIGURE |
891 | ||
892 | /* Get the CFLAGS for tests in configure. */ | |
893 | #ifdef __GNUC__ | |
4e7f249c | 894 | configure___ CFLAGS=-g C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}' |
4428e268 | 895 | #else |
32a8894e | 896 | configure___ CFLAGS='${SPECIFIED_CFLAGS}' |
4428e268 DL |
897 | #endif |
898 | ||
899 | #else /* not THIS_IS_CONFIGURE */ | |
900 | ||
901 | /* Get the CFLAGS for real compilation. */ | |
902 | #ifdef __GNUC__ | |
4e7f249c | 903 | configure___ REAL_CFLAGS=-g C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH ${PROFILING_CFLAGS} '${SPECIFIED_CFLAGS}' |
4428e268 | 904 | #else |
32a8894e | 905 | configure___ REAL_CFLAGS='${SPECIFIED_CFLAGS}' |
4428e268 DL |
906 | #endif |
907 | ||
908 | #endif /* not THIS_IS_CONFIGURE */ | |
909 | ' > ${tempcname} | |
910 | ||
9fe40f0e DN |
911 | LDFLAGS="${LDFLAGS} ${PROFILING_LDFLAGS}" |
912 | ||
4428e268 DL |
913 | # The value of CPP is a quoted variable reference, so we need to do this |
914 | # to get its actual value... | |
915 | CPP=`eval "echo $CPP"` | |
91b5aa9a | 916 | [eval `${CPP} -Isrc ${tempcname} \ |
4428e268 DL |
917 | | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'` |
918 | if test "x$SPECIFIED_CFLAGS" = x; then | |
919 | eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \ | |
920 | | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'` | |
921 | else | |
922 | REAL_CFLAGS="$CFLAGS" | |
91b5aa9a | 923 | fi] |
4428e268 DL |
924 | rm ${tempcname} |
925 | ||
2f86b22b | 926 | |
e8752c66 GM |
927 | AC_SUBST(cannot_dump) |
928 | ||
929 | ||
2f86b22b GM |
930 | LD_SWITCH_SYSTEM= |
931 | case "$opsys" in | |
932 | freebsd) | |
933 | ## Let `ld' find image libs and similar things in /usr/local/lib. | |
934 | ## The system compiler, GCC, has apparently been modified to not | |
935 | ## look there, contrary to what a stock GCC would do. | |
936 | LD_SWITCH_SYSTEM=-L/usr/local/lib | |
937 | ;; | |
938 | ||
939 | gnu-linux) | |
940 | ## cpp test was "ifdef __mips__", but presumably this is equivalent... | |
941 | test "$machine" = "mips" && LD_SWITCH_SYSTEM="-G 0" | |
942 | ;; | |
943 | ||
944 | netbsd) | |
945 | LD_SWITCH_SYSTEM="-Wl,-rpath,/usr/pkg/lib -L/usr/pkg/lib -Wl,-rpath,/usr/local/lib -L/usr/local/lib" | |
946 | ;; | |
947 | ||
948 | openbsd) | |
949 | ## Han Boetes <han@mijncomputer.nl> says this is necessary, | |
950 | ## otherwise Emacs dumps core on elf systems. | |
951 | LD_SWITCH_SYSTEM="-Z" | |
952 | ;; | |
953 | esac | |
954 | AC_SUBST(LD_SWITCH_SYSTEM) | |
955 | ||
956 | ac_link="$ac_link $LD_SWITCH_SYSTEM" | |
957 | ||
958 | ## This is fun. Some settings of LD_SWITCH_SYSTEM reference | |
959 | ## LD_SWITCH_X_SITE_AUX, which has not been defined yet. When using | |
960 | ## cpp, it was expanded to null. Thus LD_SWITCH_SYSTEM had different | |
961 | ## values in configure and the Makefiles. How helpful. | |
962 | ## FIXME why not use LD_SWITCH_SYSTEM_TEMACS (or somesuch) instead? | |
963 | case "$opsys" in | |
964 | gnu-linux) | |
965 | ## LD_SWITCH_X_SITE_AUX is a -R option saying where to find X at run-time. | |
966 | LD_SWITCH_SYSTEM="$LD_SWITCH_SYSTEM \$(LD_SWITCH_X_SITE_AUX)" ;; | |
967 | ||
968 | netbsd|openbsd) | |
969 | ## _AUX_RPATH is like _AUX, but uses -rpath instead of -R. | |
970 | LD_SWITCH_SYSTEM="\$(LD_SWITCH_X_SITE_AUX_RPATH) $LD_SWITCH_SYSTEM" ;; | |
971 | esac | |
4428e268 | 972 | |
49628785 GM |
973 | |
974 | C_SWITCH_MACHINE= | |
975 | if test "$machine" = "alpha"; then | |
976 | AC_CHECK_DECL([__ELF__]) | |
977 | if test "$ac_cv_have_decl___ELF__" = "yes"; then | |
978 | ## With ELF, make sure that all common symbols get allocated to in the | |
979 | ## data section. Otherwise, the dump of temacs may miss variables in | |
980 | ## the shared library that have been initialized. For example, with | |
981 | ## GNU libc, __malloc_initialized would normally be resolved to the | |
982 | ## shared library's .bss section, which is fatal. | |
983 | if test "x$GCC" = "xyes"; then | |
984 | C_SWITCH_MACHINE="-fno-common" | |
985 | else | |
986 | AC_MSG_ERROR([What gives? Fix me if DEC Unix supports ELF now.]) | |
987 | fi | |
988 | fi | |
989 | fi | |
990 | AC_SUBST(C_SWITCH_MACHINE) | |
991 | ||
992 | ||
993 | C_SWITCH_SYSTEM= | |
994 | ## Some programs in src produce warnings saying certain subprograms | |
995 | ## are too complex and need a MAXMEM value greater than 2000 for | |
996 | ## additional optimization. --nils@exp-math.uni-essen.de | |
997 | test "$opsys" = "aix4.2" && test "x$GCC" != "xyes" && \ | |
998 | C_SWITCH_SYSTEM="-ma -qmaxmem=4000" | |
999 | ## gnu-linux might need -D_BSD_SOURCE on old libc5 systems. | |
1000 | ## It is redundant in glibc2, since we define _GNU_SOURCE. | |
1001 | AC_SUBST(C_SWITCH_SYSTEM) | |
1002 | ||
1003 | ||
97efb629 GM |
1004 | LIBS_SYSTEM= |
1005 | case "$opsys" in | |
1006 | ## IBM's X11R5 uses -lIM and -liconv in AIX 3.2.2. | |
1007 | aix4-2) LIBS_SYSTEM="-lrts -lIM -liconv" ;; | |
1008 | ||
1009 | freebsd) LIBS_SYSTEM="-lutil" ;; | |
1010 | ||
1011 | hpux*) LIBS_SYSTEM="-l:libdld.sl" ;; | |
1012 | ||
1013 | sol2*) LIBS_SYSTEM="-lsocket -lnsl -lkstat" ;; | |
1014 | ||
1015 | ## Motif needs -lgen. | |
1016 | unixware) LIBS_SYSTEM="-lsocket -lnsl -lelf -lgen" ;; | |
1017 | esac | |
1018 | AC_SUBST(LIBS_SYSTEM) | |
1019 | ||
1020 | ||
4428e268 DL |
1021 | ### Make sure subsequent tests use flags consistent with the build flags. |
1022 | ||
1023 | if test x"${OVERRIDE_CPPFLAGS}" != x; then | |
1024 | CPPFLAGS="${OVERRIDE_CPPFLAGS}" | |
1025 | else | |
49628785 | 1026 | CPPFLAGS="$C_SWITCH_SYSTEM $C_SWITCH_MACHINE $CPPFLAGS" |
4428e268 DL |
1027 | fi |
1028 | ||
17b3d9f6 DL |
1029 | dnl For AC_FUNC_GETLOADAVG, at least: |
1030 | AC_CONFIG_LIBOBJ_DIR(src) | |
1031 | ||
48989ead DL |
1032 | dnl Do this early because it can frob feature test macros for Unix-98 &c. |
1033 | AC_SYS_LARGEFILE | |
1034 | ||
2eec8691 | 1035 | |
76cda504 GM |
1036 | ## If user specified a crt-dir, use that unconditionally. |
1037 | if test "X$CRT_DIR" = "X"; then | |
70eab5c1 | 1038 | |
76cda504 GM |
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 | ||
1058 | ## Default is /usr/lib. | |
1059 | test "X$CRT_DIR" = "X" && CRT_DIR=/usr/lib | |
1060 | ||
1061 | else | |
1062 | ||
1063 | ## Some platforms don't use any of these files, so it is not | |
1064 | ## appropriate to put this test outside the if block. | |
1065 | test -e $CRT_DIR/crtn.o || test -e $CRT_DIR/crt0.o || \ | |
1066 | AC_MSG_ERROR([crt*.o not found in specified location.]) | |
1067 | ||
1068 | fi | |
70eab5c1 | 1069 | |
70eab5c1 GM |
1070 | AC_SUBST(CRT_DIR) |
1071 | ||
49ebbd65 DN |
1072 | LIB_MATH=-lm |
1073 | LIB_STANDARD= | |
1074 | START_FILES= | |
1075 | ||
1076 | case $opsys in | |
1077 | cygwin ) | |
1078 | LIB_MATH= | |
1079 | START_FILES='ecrt0.o' | |
1080 | ;; | |
1081 | darwin ) | |
1082 | ## Adding -lm confuses the dynamic linker, so omit it. | |
1083 | LIB_MATH= | |
1084 | START_FILES='pre-crt0.o' | |
1085 | ;; | |
1086 | freebsd ) | |
1087 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtend.o $(CRT_DIR)/crtn.o' | |
1088 | START_FILES='pre-crt0.o $(CRT_DIR)/crt1.o $(CRT_DIR)/crti.o $(CRT_DIR)/crtbegin.o' | |
1089 | ;; | |
1090 | gnu-linux | gnu-kfreebsd ) | |
1091 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtn.o' | |
1092 | START_FILES='pre-crt0.o $(CRT_DIR)/crt1.o $(CRT_DIR)/crti.o' | |
1093 | ;; | |
1094 | hpux10-20 | hpux11 ) | |
1095 | LIB_STANDARD=-lc | |
1096 | START_FILES='pre-crt0.o $(CRT_DIR)/crt0.o' | |
1097 | ;; | |
1098 | netbsd | openbsd ) | |
3536f993 | 1099 | if test -f $CRT_DIR/crti.o; then |
49ebbd65 DN |
1100 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtend.o $(CRT_DIR)/crtn.o' |
1101 | START_FILES='pre-crt0.o $(CRT_DIR)/crt0.o $(CRT_DIR)/crti.o $(CRT_DIR)/crtbegin.o' | |
1102 | else | |
1103 | LIB_STANDARD='-lgcc -lc -lgcc $(CRT_DIR)/crtend.o' | |
1104 | START_FILES='pre-crt0.o $(CRT_DIR)/crt0.o $(CRT_DIR)/crtbegin.o' | |
1105 | fi | |
1106 | ;; | |
1107 | esac | |
1108 | ||
1109 | AC_SUBST(LIB_MATH) | |
1110 | AC_SUBST(START_FILES) | |
0bc02f03 | 1111 | |
40c17879 | 1112 | dnl This function definition taken from Gnome 2.0 |
2eec8691 JD |
1113 | dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not) |
1114 | dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page | |
1115 | dnl also defines GSTUFF_PKG_ERRORS on error | |
1116 | AC_DEFUN([PKG_CHECK_MODULES], [ | |
1117 | succeeded=no | |
1118 | ||
8b1de1b5 | 1119 | AC_PATH_PROG(PKG_CONFIG, pkg-config, no) |
2eec8691 JD |
1120 | |
1121 | if test "$PKG_CONFIG" = "no" ; then | |
1122 | ifelse([$4], , [AC_MSG_ERROR([ | |
1123 | *** 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]) | |
1124 | else | |
1125 | PKG_CONFIG_MIN_VERSION=0.9.0 | |
1126 | if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then | |
1127 | AC_MSG_CHECKING(for $2) | |
1128 | ||
e9f67acf | 1129 | if $PKG_CONFIG --exists "$2" 2>&AS_MESSAGE_LOG_FD; then |
2eec8691 JD |
1130 | AC_MSG_RESULT(yes) |
1131 | succeeded=yes | |
1132 | ||
1133 | AC_MSG_CHECKING($1_CFLAGS) | |
94315858 | 1134 | $1_CFLAGS=`$PKG_CONFIG --cflags "$2"|sed -e 's,///*,/,g'` |
2eec8691 JD |
1135 | AC_MSG_RESULT($$1_CFLAGS) |
1136 | ||
1137 | AC_MSG_CHECKING($1_LIBS) | |
94315858 | 1138 | $1_LIBS=`$PKG_CONFIG --libs "$2"|sed -e 's,///*,/,g'` |
2eec8691 JD |
1139 | AC_MSG_RESULT($$1_LIBS) |
1140 | else | |
1141 | AC_MSG_RESULT(no) | |
1142 | $1_CFLAGS="" | |
1143 | $1_LIBS="" | |
1144 | ## If we have a custom action on failure, don't print errors, but | |
1145 | ## do set a variable so people can do so. | |
1146 | $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` | |
1147 | ifelse([$4], ,echo $$1_PKG_ERRORS,) | |
1148 | fi | |
1149 | ||
1150 | AC_SUBST($1_CFLAGS) | |
1151 | AC_SUBST($1_LIBS) | |
1152 | else | |
1153 | echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer." | |
1154 | echo "*** See http://www.freedesktop.org/software/pkgconfig" | |
1155 | fi | |
1156 | fi | |
1157 | ||
1158 | if test $succeeded = yes; then | |
1159 | ifelse([$3], , :, [$3]) | |
1160 | else | |
1161 | 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.])], [$4]) | |
1162 | fi | |
1163 | ]) | |
1164 | ||
1165 | ||
3d9830e5 PJ |
1166 | if test "${with_sound}" != "no"; then |
1167 | # Sound support for GNU/Linux and the free BSDs. | |
1168 | AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h) | |
1169 | # Emulation library used on NetBSD. | |
1170 | AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=) | |
1171 | AC_SUBST(LIBSOUND) | |
2eec8691 JD |
1172 | |
1173 | ALSA_REQUIRED=1.0.0 | |
1174 | ALSA_MODULES="alsa >= $ALSA_REQUIRED" | |
2eec8691 JD |
1175 | PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no) |
1176 | if test $HAVE_ALSA = yes; then | |
ce091e44 JD |
1177 | SAVE_CFLAGS="$CFLAGS" |
1178 | SAVE_LDFLAGS="$LDFLAGS" | |
1179 | CFLAGS="$ALSA_CFLAGS $CFLAGS" | |
1180 | LDFLAGS="$ALSA_LIBS $LDFLAGS" | |
1181 | AC_TRY_COMPILE([#include <asoundlib.h>], [snd_lib_error_set_handler (0);], | |
1182 | emacs_alsa_normal=yes, | |
1183 | emacs_alsa_normal=no) | |
1184 | if test "$emacs_alsa_normal" != yes; then | |
1185 | AC_TRY_COMPILE([#include <alsa/asoundlib.h>], | |
1186 | [snd_lib_error_set_handler (0);], | |
1187 | emacs_alsa_subdir=yes, | |
1188 | emacs_alsa_subdir=no) | |
1189 | if test "$emacs_alsa_subdir" != yes; then | |
1190 | AC_MSG_ERROR([pkg-config found alsa, but it does not compile. See config.log for error messages.]) | |
1191 | fi | |
1192 | ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE" | |
1193 | fi | |
1194 | ||
1195 | CFLAGS="$SAVE_CFLAGS" | |
1196 | LDFLAGS="$SAVE_LDFLAGS" | |
2eec8691 JD |
1197 | LIBSOUND="$LIBSOUND $ALSA_LIBS" |
1198 | CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS" | |
1199 | AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.]) | |
1200 | fi | |
1201 | AC_SUBST(CFLAGS_SOUND) | |
3d9830e5 | 1202 | fi |
b412189c | 1203 | |
9ec10b2f | 1204 | dnl checks for header files |
1113b624 PE |
1205 | AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \ |
1206 | linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \ | |
6da23aaa | 1207 | stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \ |
551ffc27 | 1208 | sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \ |
c6d09b8d | 1209 | sys/utsname.h pwd.h utmp.h) |
f17e308a JD |
1210 | |
1211 | AC_MSG_CHECKING(if personality LINUX32 can be set) | |
1212 | AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)], | |
1213 | emacs_cv_personality_linux32=yes, | |
1214 | emacs_cv_personality_linux32=no) | |
1215 | AC_MSG_RESULT($emacs_cv_personality_linux32) | |
1216 | ||
1217 | if test $emacs_cv_personality_linux32 = yes; then | |
1218 | AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1, | |
1219 | [Define to 1 if personality LINUX32 can be set.]) | |
1220 | fi | |
1221 | ||
91b5aa9a DL |
1222 | dnl On Solaris 8 there's a compilation warning for term.h because |
1223 | dnl it doesn't define `bool'. | |
1224 | AC_CHECK_HEADERS(term.h, , , -) | |
6e0dc84a DM |
1225 | AC_HEADER_STDC |
1226 | AC_HEADER_TIME | |
71cc40d5 DL |
1227 | AC_CHECK_DECLS([sys_siglist]) |
1228 | if test $ac_cv_have_decl_sys_siglist != yes; then | |
1229 | # For Tru64, at least: | |
1230 | AC_CHECK_DECLS([__sys_siglist]) | |
1231 | if test $ac_cv_have_decl___sys_siglist = yes; then | |
1232 | AC_DEFINE(sys_siglist, __sys_siglist, | |
1233 | [Define to any substitute for sys_siglist.]) | |
1234 | fi | |
1235 | fi | |
2ce723a5 | 1236 | AC_HEADER_SYS_WAIT |
9ec10b2f | 1237 | |
3cd69289 | 1238 | dnl Some systems have utime.h but don't declare the struct anyplace. |
fd0a060b | 1239 | AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf, |
3cd69289 DM |
1240 | AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME |
1241 | #include <sys/time.h> | |
1242 | #include <time.h> | |
1243 | #else | |
1244 | #ifdef HAVE_SYS_TIME_H | |
1245 | #include <sys/time.h> | |
1246 | #else | |
1247 | #include <time.h> | |
1248 | #endif | |
1249 | #endif | |
1250 | #ifdef HAVE_UTIME_H | |
1251 | #include <utime.h> | |
1252 | #endif], [static struct utimbuf x; x.actime = x.modtime;], | |
fd0a060b AS |
1253 | emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no)) |
1254 | if test $emacs_cv_struct_utimbuf = yes; then | |
5e7d772d | 1255 | AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.]) |
fd0a060b | 1256 | fi |
3cd69289 | 1257 | |
9ec10b2f | 1258 | dnl checks for typedefs |
6e0dc84a | 1259 | AC_TYPE_SIGNAL |
9ec10b2f | 1260 | |
25abcaf1 GM |
1261 | dnl Check for speed_t typedef. |
1262 | AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t, | |
a1d8dc87 RS |
1263 | [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;], |
1264 | emacs_cv_speed_t=yes, emacs_cv_speed_t=no)]) | |
25abcaf1 | 1265 | if test $emacs_cv_speed_t = yes; then |
177c0ea7 | 1266 | AC_DEFINE(HAVE_SPEED_T, 1, |
a1d8dc87 | 1267 | [Define to 1 if `speed_t' is declared by <termios.h>.]) |
25abcaf1 GM |
1268 | fi |
1269 | ||
fd0a060b | 1270 | AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval, |
3cd69289 DM |
1271 | AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME |
1272 | #include <sys/time.h> | |
1273 | #include <time.h> | |
1274 | #else | |
1275 | #ifdef HAVE_SYS_TIME_H | |
1276 | #include <sys/time.h> | |
1277 | #else | |
1278 | #include <time.h> | |
1279 | #endif | |
1280 | #endif], [static struct timeval x; x.tv_sec = x.tv_usec;], | |
fd0a060b AS |
1281 | emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no)) |
1282 | HAVE_TIMEVAL=$emacs_cv_struct_timeval | |
1283 | if test $emacs_cv_struct_timeval = yes; then | |
5e7d772d | 1284 | AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.]) |
fd0a060b | 1285 | fi |
3cd69289 | 1286 | |
63c59d1e | 1287 | AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception, |
177c0ea7 | 1288 | AC_TRY_COMPILE([#include <math.h>], |
63c59d1e DL |
1289 | [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;], |
1290 | emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no)) | |
1291 | HAVE_EXCEPTION=$emacs_cv_struct_exception | |
1292 | if test $emacs_cv_struct_exception != yes; then | |
5e7d772d | 1293 | AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.]) |
63c59d1e DL |
1294 | fi |
1295 | ||
ce6e4c21 AS |
1296 | AC_CHECK_HEADERS(sys/socket.h) |
1297 | AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT | |
1298 | #if HAVE_SYS_SOCKET_H | |
1299 | #include <sys/socket.h> | |
1300 | #endif]) | |
1301 | ||
9ec10b2f DM |
1302 | dnl checks for structure members |
1303 | AC_STRUCT_TM | |
6e0dc84a | 1304 | AC_STRUCT_TIMEZONE |
5e7d772d AS |
1305 | AC_CHECK_MEMBER(struct tm.tm_gmtoff, |
1306 | [AC_DEFINE(HAVE_TM_GMTOFF, 1, | |
1307 | [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],, | |
1308 | [#include <time.h>]) | |
f6214bb7 | 1309 | AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr, |
86bd9393 | 1310 | struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr, |
ce6e4c21 AS |
1311 | struct ifreq.ifr_addr], , , |
1312 | [AC_INCLUDES_DEFAULT | |
1313 | #if HAVE_SYS_SOCKET_H | |
1314 | #include <sys/socket.h> | |
1315 | #endif | |
1316 | #if HAVE_NET_IF_H | |
1317 | #include <net/if.h> | |
1318 | #endif]) | |
9ec10b2f DM |
1319 | |
1320 | dnl checks for compiler characteristics | |
3f5b097c DL |
1321 | |
1322 | dnl Testing __STDC__ to determine prototype support isn't good enough. | |
1323 | dnl DEC C, for instance, doesn't define it with default options, and | |
1324 | dnl is used on 64-bit systems (OSF Alphas). Similarly for volatile | |
1325 | dnl and void *. | |
1326 | AC_C_PROTOTYPES | |
1327 | AC_C_VOLATILE | |
6e0dc84a | 1328 | AC_C_CONST |
3f5b097c DL |
1329 | dnl This isn't useful because we can't turn on use of `inline' unless |
1330 | dnl the compiler groks `extern inline'. | |
1331 | dnl AC_C_INLINE | |
1332 | AC_CACHE_CHECK([for void * support], emacs_cv_void_star, | |
177c0ea7 | 1333 | [AC_TRY_COMPILE(, [void * foo;], |
3f5b097c DL |
1334 | emacs_cv_void_star=yes, emacs_cv_void_star=no)]) |
1335 | if test $emacs_cv_void_star = yes; then | |
1336 | AC_DEFINE(POINTER_TYPE, void) | |
1337 | else | |
1338 | AC_DEFINE(POINTER_TYPE, char) | |
1339 | fi | |
5e7d772d AS |
1340 | AH_TEMPLATE(POINTER_TYPE, |
1341 | [Define as `void' if your compiler accepts `void *'; otherwise | |
1342 | define as `char'.])dnl | |
9ec10b2f | 1343 | |
4494a266 JD |
1344 | |
1345 | ||
71cc40d5 DL |
1346 | dnl This could be used for targets which can have both byte sexes. |
1347 | dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally. | |
1348 | dnl AC_C_BIGENDIAN | |
1349 | ||
9ec10b2f | 1350 | dnl check for Make feature |
6e0dc84a | 1351 | AC_PROG_MAKE_SET |
9ec10b2f | 1352 | |
9d5cf9b6 GM |
1353 | DEPFLAGS= |
1354 | MKDEPDIR=":" | |
1355 | deps_frag=deps.mk | |
a53cfbe5 JD |
1356 | dnl check for GNU Make if we have GCC and autodepend is on. |
1357 | if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then | |
1358 | AC_MSG_CHECKING([whether we are using GNU Make]) | |
1359 | HAVE_GNU_MAKE=no | |
1360 | testval=`make --version 2>/dev/null | grep 'GNU Make'` | |
1361 | if test "x$testval" != x; then | |
1362 | HAVE_GNU_MAKE=yes | |
1363 | else | |
1364 | ac_enable_autodepend=no | |
1365 | fi | |
1366 | AC_MSG_RESULT([$HAVE_GNU_MAKE]) | |
1367 | if test $HAVE_GNU_MAKE = yes; then | |
1368 | AC_MSG_CHECKING([whether gcc understands -MMD -MF]) | |
1369 | SAVE_CFLAGS="$CFLAGS" | |
1370 | CFLAGS="$CFLAGS -MMD -MF deps.d" | |
1371 | AC_TRY_COMPILE([], [], , ac_enable_autodepend=no) | |
1372 | CFLAGS="$SAVE_CFLAGS" | |
1373 | test -f deps.d || ac_enable_autodepend=no | |
1374 | rm -rf deps.d | |
1375 | AC_MSG_RESULT([$ac_enable_autodepend]) | |
1376 | fi | |
1377 | if test $ac_enable_autodepend = yes; then | |
9d5cf9b6 GM |
1378 | DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d' |
1379 | MKDEPDIR='test -d ${DEPDIR} || mkdir ${DEPDIR}' | |
1380 | deps_frag=autodeps.mk | |
a53cfbe5 JD |
1381 | fi |
1382 | fi | |
9d5cf9b6 GM |
1383 | deps_frag=$srcdir/src/$deps_frag |
1384 | AC_SUBST(MKDEPDIR) | |
1385 | AC_SUBST(DEPFLAGS) | |
1386 | AC_SUBST_FILE(deps_frag) | |
1387 | ||
a53cfbe5 | 1388 | |
9ec10b2f | 1389 | dnl checks for operating system services |
6e0dc84a | 1390 | AC_SYS_LONG_FILE_NAMES |
9ec10b2f DM |
1391 | |
1392 | #### Choose a window system. | |
9ec10b2f | 1393 | |
6e0dc84a | 1394 | AC_PATH_X |
530ce502 DM |
1395 | if test "$no_x" = yes; then |
1396 | window_system=none | |
1397 | else | |
1398 | window_system=x11 | |
1399 | fi | |
9ec10b2f | 1400 | |
1066d056 GM |
1401 | ## Workaround for bug in autoconf <= 2.62. |
1402 | ## http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01551.html | |
1403 | ## No need to do anything special for these standard directories. | |
1066d056 | 1404 | if test -n "${x_libraries}" && test x"${x_libraries}" != xNONE; then |
4fe0b729 | 1405 | |
1066d056 GM |
1406 | x_libraries=`echo :${x_libraries}: | sed -e 's|:/usr/lib64:|:|g' -e 's|:/lib64:|:|g' -e 's|^:||' -e 's|:$||'` |
1407 | ||
1408 | fi | |
1409 | ||
27a2cdfc GM |
1410 | LD_SWITCH_X_SITE_AUX= |
1411 | LD_SWITCH_X_SITE_AUX_RPATH= | |
f13de01e AS |
1412 | if test "${x_libraries}" != NONE; then |
1413 | if test -n "${x_libraries}"; then | |
1414 | LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"` | |
1415 | LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"` | |
27a2cdfc | 1416 | LD_SWITCH_X_SITE_AUX_RPATH=`echo ${LD_SWITCH_X_SITE_AUX} | sed -e 's/-R/-Wl,-rpath,/'` |
f13de01e | 1417 | fi |
66d736a9 | 1418 | x_default_search_path="" |
f13de01e AS |
1419 | x_search_path=${x_libraries} |
1420 | if test -z "${x_search_path}"; then | |
1421 | x_search_path=/usr/lib | |
1422 | fi | |
1423 | for x_library in `echo ${x_search_path}: | \ | |
1424 | sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do | |
c8d4d4cc KH |
1425 | x_search_path="\ |
1426 | ${x_library}/X11/%L/%T/%N%C%S:\ | |
1427 | ${x_library}/X11/%l/%T/%N%C%S:\ | |
1428 | ${x_library}/X11/%T/%N%C%S:\ | |
1429 | ${x_library}/X11/%L/%T/%N%S:\ | |
1430 | ${x_library}/X11/%l/%T/%N%S:\ | |
1431 | ${x_library}/X11/%T/%N%S" | |
66d736a9 RS |
1432 | if test x"${x_default_search_path}" = x; then |
1433 | x_default_search_path=${x_search_path} | |
1434 | else | |
1435 | x_default_search_path="${x_search_path}:${x_default_search_path}" | |
1436 | fi | |
1437 | done | |
ea199426 | 1438 | fi |
27a2cdfc GM |
1439 | AC_SUBST(LD_SWITCH_X_SITE_AUX) |
1440 | AC_SUBST(LD_SWITCH_X_SITE_AUX_RPATH) | |
1441 | ||
ea199426 | 1442 | if test "${x_includes}" != NONE && test -n "${x_includes}"; then |
cc6476f6 | 1443 | C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"` |
ea199426 | 1444 | fi |
9ec10b2f | 1445 | |
8dbeb353 DM |
1446 | if test x"${x_includes}" = x; then |
1447 | bitmapdir=/usr/include/X11/bitmaps | |
3cd69289 | 1448 | else |
908ff139 | 1449 | # accumulate include directories that have X11 bitmap subdirectories |
cc6476f6 KH |
1450 | bmd_acc="dummyval" |
1451 | for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do | |
1452 | if test -d "${bmd}/X11/bitmaps"; then | |
1453 | bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps" | |
4f6f5dab GM |
1454 | fi |
1455 | if test -d "${bmd}/bitmaps"; then | |
cc6476f6 KH |
1456 | bmd_acc="${bmd_acc}:${bmd}/bitmaps" |
1457 | fi | |
1458 | done | |
1459 | if test ${bmd_acc} != "dummyval"; then | |
1460 | bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"` | |
1461 | fi | |
3cd69289 DM |
1462 | fi |
1463 | ||
edfda783 | 1464 | HAVE_NS=no |
122e9f8f AR |
1465 | NS_IMPL_COCOA=no |
1466 | NS_IMPL_GNUSTEP=no | |
489d31a4 | 1467 | NS_IMPL_GNUSTEP_INC= |
8877ca0f | 1468 | NS_IMPL_GNUSTEP_TEMACS_LDFLAGS= |
edfda783 AR |
1469 | tmp_CPPFLAGS="$CPPFLAGS" |
1470 | tmp_CFLAGS="$CFLAGS" | |
1471 | CPPFLAGS="$CPPFLAGS -x objective-c" | |
1472 | CFLAGS="$CFLAGS -x objective-c" | |
b02a6645 | 1473 | TEMACS_LDFLAGS2="\${LDFLAGS}" |
da53fab9 GM |
1474 | dnl I don't think it's especially important, but src/Makefile.in |
1475 | dnl (now the only user of ns_appdir) used to go to the trouble of adding a | |
1476 | dnl trailing "/" to it, so now we do it here. | |
edfda783 AR |
1477 | if test "${with_ns}" != no; then |
1478 | if test "${opsys}" = darwin; then | |
122e9f8f | 1479 | NS_IMPL_COCOA=yes |
da53fab9 | 1480 | ns_appdir=`pwd`/nextstep/Emacs.app/ |
9a436f0c GM |
1481 | ns_appbindir=${ns_appdir}Contents/MacOS/ |
1482 | ns_appresdir=${ns_appdir}Contents/Resources | |
06b62770 | 1483 | ns_appsrc=${srcdir}/nextstep/Cocoa/Emacs.base |
ea09b8d5 | 1484 | elif test -f $GNUSTEP_CONFIG_FILE; then |
122e9f8f | 1485 | NS_IMPL_GNUSTEP=yes |
da53fab9 | 1486 | ns_appdir=`pwd`/nextstep/Emacs.app/ |
9a436f0c GM |
1487 | ns_appbindir=${ns_appdir} |
1488 | ns_appresdir=${ns_appdir}Resources | |
06b62770 | 1489 | ns_appsrc=${srcdir}/nextstep/GNUstep/Emacs.base |
ea09b8d5 GM |
1490 | dnl FIXME sourcing this 3 times in subshells seems inefficient. |
1491 | GNUSTEP_MAKEFILES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_MAKEFILES)" | |
1492 | GNUSTEP_SYSTEM_HEADERS="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_HEADERS)" | |
1493 | GNUSTEP_SYSTEM_LIBRARIES="$(. $GNUSTEP_CONFIG_FILE; echo $GNUSTEP_SYSTEM_LIBRARIES)" | |
489d31a4 | 1494 | ## Pull in stuff from GNUstep-make. |
e8752c66 | 1495 | ## FIXME? Cleaner to use AC_SUBST_FILE for this? |
489d31a4 GM |
1496 | NS_IMPL_GNUSTEP_INC="FOUNDATION_LIB=gnu |
1497 | GUI_LIB=gnu | |
1498 | include $GNUSTEP_MAKEFILES/Additional/base.make | |
1499 | include $GNUSTEP_MAKEFILES/Additional/gui.make | |
1500 | shared=no | |
1501 | " | |
8877ca0f GM |
1502 | dnl Presumably ${CONFIG_SYSTEM_LIBS} is defined by above includes. |
1503 | NS_IMPL_GNUSTEP_TEMACS_LDFLAGS="-L${GNUSTEP_SYSTEM_LIBRARIES} -lgnustep-gui -lgnustep-base -lobjc \${CONFIG_SYSTEM_LIBS} -lpthread" | |
edfda783 AR |
1504 | CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS}" |
1505 | CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS}" | |
1506 | REAL_CFLAGS="$REAL_CFLAGS -I${GNUSTEP_SYSTEM_HEADERS}" | |
1507 | LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES}" | |
49ebbd65 | 1508 | LIB_STANDARD= |
8877ca0f | 1509 | START_FILES= |
b02a6645 | 1510 | TEMACS_LDFLAGS2= |
edfda783 | 1511 | fi |
ef913c89 GM |
1512 | AC_CHECK_HEADER([AppKit/AppKit.h], [HAVE_NS=yes], |
1513 | [AC_MSG_ERROR([`--with-ns' was specified, but the include | |
1514 | files are missing or cannot be compiled.])]) | |
f5b30dc9 AR |
1515 | NS_HAVE_NSINTEGER=yes |
1516 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <Foundation/NSObjCRuntime.h>], | |
1517 | [NSInteger i;])], | |
1518 | ns_have_nsinteger=yes, | |
1519 | ns_have_nsinteger=no) | |
1520 | if test $ns_have_nsinteger = no; then | |
1521 | NS_HAVE_NSINTEGER=no | |
1522 | fi | |
edfda783 | 1523 | fi |
489d31a4 | 1524 | AC_SUBST(NS_IMPL_GNUSTEP_INC) |
8877ca0f | 1525 | AC_SUBST(NS_IMPL_GNUSTEP_TEMACS_LDFLAGS) |
b02a6645 | 1526 | AC_SUBST(TEMACS_LDFLAGS2) |
e6ec4e99 GM |
1527 | |
1528 | NS_OBJ= | |
1529 | NS_SUPPORT= | |
edfda783 AR |
1530 | if test "${HAVE_NS}" = yes; then |
1531 | window_system=nextstep | |
1532 | with_xft=no | |
06b62770 AR |
1533 | # set up packaging dirs |
1534 | exec_prefix=${ns_appbindir} | |
1535 | libexecdir=${ns_appbindir}/libexec | |
1536 | if test "${EN_NS_SELF_CONTAINED}" = yes; then | |
1537 | prefix=${ns_appresdir} | |
1538 | fi | |
e6ec4e99 GM |
1539 | NS_OBJ="nsterm.o nsfns.o nsmenu.o nsselect.o nsimage.o nsfont.o fontset.o fringe.o image.o" |
1540 | NS_SUPPORT="\${lispsource}emacs-lisp/easymenu.elc \${lispsource}term/ns-win.elc" | |
edfda783 AR |
1541 | fi |
1542 | CFLAGS="$tmp_CFLAGS" | |
1543 | CPPFLAGS="$tmp_CPPFLAGS" | |
e6ec4e99 GM |
1544 | AC_SUBST(NS_OBJ) |
1545 | AC_SUBST(NS_SUPPORT) | |
49ebbd65 | 1546 | AC_SUBST(LIB_STANDARD) |
edfda783 | 1547 | |
9ec10b2f DM |
1548 | case "${window_system}" in |
1549 | x11 ) | |
1550 | HAVE_X_WINDOWS=yes | |
1551 | HAVE_X11=yes | |
1552 | case "${with_x_toolkit}" in | |
c7f493fd RM |
1553 | athena | lucid ) USE_X_TOOLKIT=LUCID ;; |
1554 | motif ) USE_X_TOOLKIT=MOTIF ;; | |
488dd4c4 JD |
1555 | gtk ) with_gtk=yes |
1556 | dnl Dont set this for GTK. A lot of tests below assumes Xt when | |
1557 | dnl USE_X_TOOLKIT is set. | |
1558 | USE_X_TOOLKIT=none ;; | |
4be21f66 | 1559 | no ) USE_X_TOOLKIT=none ;; |
4f823057 GM |
1560 | dnl If user did not say whether to use a toolkit, make this decision later: |
1561 | dnl use the toolkit if we have gtk, or X11R5 or newer. | |
86dc59b0 | 1562 | * ) USE_X_TOOLKIT=maybe ;; |
9ec10b2f DM |
1563 | esac |
1564 | ;; | |
9e2a2647 | 1565 | nextstep | none ) |
9ec10b2f DM |
1566 | HAVE_X_WINDOWS=no |
1567 | HAVE_X11=no | |
1568 | USE_X_TOOLKIT=none | |
1569 | ;; | |
1570 | esac | |
9ec10b2f | 1571 | |
31ad8850 JD |
1572 | if test "$window_system" = none && test "X$with_x" != "Xno"; then |
1573 | AC_CHECK_PROG(HAVE_XSERVER, X, true, false) | |
1574 | if test "$HAVE_XSERVER" = true || | |
131e4133 | 1575 | test -n "$DISPLAY" || |
31ad8850 JD |
1576 | test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then |
1577 | AC_MSG_ERROR([You seem to be running X, but no X development libraries | |
0d875537 GM |
1578 | were found. You should install the relevant development files for X |
1579 | and for the toolkit you want, such as Gtk+, Lesstif or Motif. Also make | |
31ad8850 JD |
1580 | sure you have development files for image handling, i.e. |
1581 | tiff, gif, jpeg, png and xpm. | |
1582 | If you are sure you want Emacs compiled without X window support, pass | |
1583 | --without-x | |
1584 | to configure.]) | |
1585 | fi | |
1586 | fi | |
1587 | ||
9ec10b2f | 1588 | ### If we're using X11, we should use the X menu package. |
08741ba9 | 1589 | HAVE_MENUS=no |
9ec10b2f | 1590 | case ${HAVE_X11} in |
08741ba9 | 1591 | yes ) HAVE_MENUS=yes ;; |
9ec10b2f | 1592 | esac |
177c0ea7 | 1593 | |
9ec10b2f DM |
1594 | # Do the opsystem or machine files prohibit the use of the GNU malloc? |
1595 | # Assume not, until told otherwise. | |
1596 | GNU_MALLOC=yes | |
b05a95cb RS |
1597 | doug_lea_malloc=yes |
1598 | AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no) | |
1599 | AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no) | |
fd0a060b AS |
1600 | AC_CACHE_CHECK(whether __after_morecore_hook exists, |
1601 | emacs_cv_var___after_morecore_hook, | |
e9b2a022 | 1602 | [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0], |
fd0a060b | 1603 | emacs_cv_var___after_morecore_hook=yes, |
e9b2a022 | 1604 | emacs_cv_var___after_morecore_hook=no)]) |
fd0a060b AS |
1605 | if test $emacs_cv_var___after_morecore_hook = no; then |
1606 | doug_lea_malloc=no | |
1607 | fi | |
be4ff9da | 1608 | |
8cd88038 | 1609 | if test "${system_malloc}" = "yes"; then |
9ec10b2f DM |
1610 | GNU_MALLOC=no |
1611 | GNU_MALLOC_reason=" | |
b05a95cb | 1612 | (The GNU allocators don't work with this system configuration.)" |
be4ff9da GM |
1613 | GMALLOC_OBJ= |
1614 | VMLIMIT_OBJ= | |
1615 | else | |
1616 | test "$doug_lea_malloc" != "yes" && GMALLOC_OBJ=gmalloc.o | |
1617 | VMLIMIT_OBJ=vm-limit.o | |
9ec10b2f | 1618 | fi |
be4ff9da GM |
1619 | AC_SUBST(GMALLOC_OBJ) |
1620 | AC_SUBST(VMLIMIT_OBJ) | |
1621 | ||
8cd88038 RS |
1622 | if test "$doug_lea_malloc" = "yes" ; then |
1623 | if test "$GNU_MALLOC" = yes ; then | |
1624 | GNU_MALLOC_reason=" | |
0855015c | 1625 | (Using Doug Lea's new malloc from the GNU C Library.)" |
8cd88038 | 1626 | fi |
5e7d772d AS |
1627 | AC_DEFINE(DOUG_LEA_MALLOC, 1, |
1628 | [Define to 1 if you are using the GNU C Library.]) | |
40dc6bf4 GM |
1629 | |
1630 | ## Use mmap directly for allocating larger buffers. | |
1631 | ## FIXME this comes from src/s/{gnu,gnu-linux}.h: | |
1632 | ## #ifdef DOUG_LEA_MALLOC; #undef REL_ALLOC; #endif | |
1633 | ## Does the AC_FUNC_MMAP test below make this check unecessary? | |
1634 | case "$opsys" in | |
1635 | gnu*) REL_ALLOC=no ;; | |
1636 | esac | |
8cd88038 | 1637 | fi |
9ec10b2f DM |
1638 | |
1639 | if test x"${REL_ALLOC}" = x; then | |
1640 | REL_ALLOC=${GNU_MALLOC} | |
1641 | fi | |
1642 | ||
e32fac2a | 1643 | dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1' |
69c40632 | 1644 | dnl the system configuration file (s/*.h) to turn the use of mmap |
53c94d4d | 1645 | dnl in the relocating allocator on. |
b1b4ce06 GM |
1646 | |
1647 | AC_FUNC_MMAP | |
e32fac2a GM |
1648 | if test $use_mmap_for_buffers = yes; then |
1649 | REL_ALLOC=no | |
b1b4ce06 GM |
1650 | fi |
1651 | ||
97efb629 | 1652 | LIBS="$LIBS_SYSTEM $LIBS" |
9ec10b2f DM |
1653 | |
1654 | dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks, | |
1655 | dnl and also adds -ldnet to LIBS, which Autoconf uses for checks. | |
1656 | AC_CHECK_LIB(dnet, dnet_ntoa) | |
1657 | dnl This causes -lresolv to get used in subsequent tests, | |
1658 | dnl which causes failures on some systems such as HPUX 9. | |
1659 | dnl AC_CHECK_LIB(resolv, gethostbyname) | |
1660 | ||
1661 | dnl FIXME replace main with a function we actually want from this library. | |
1662 | AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd") | |
1663 | ||
027dae63 | 1664 | AC_CHECK_LIB(pthreads, cma_open) |
1d94ee28 | 1665 | |
97efb629 GM |
1666 | ## Note: when using cpp in s/aix4.2.h, this definition depended on |
1667 | ## HAVE_LIBPTHREADS. That was not defined earlier in configure when | |
1668 | ## the system file was sourced. Hence the value of LIBS_SYSTEM | |
1669 | ## added to LIBS in configure would never contain the pthreads part, | |
1670 | ## but the value used in Makefiles might. FIXME? | |
1671 | ## | |
1672 | ## -lpthreads seems to be necessary for Xlib in X11R6, and should | |
1673 | ## be harmless on older versions of X where it happens to exist. | |
1674 | test "$opsys" = "aix4-2" && \ | |
1675 | test $ac_cv_lib_pthreads_cma_open = yes && \ | |
1676 | LIBS_SYSTEM="$LIBS_SYSTEM -lpthreads" | |
1677 | ||
f4d9f5b8 FP |
1678 | dnl Check for need for bigtoc support on IBM AIX |
1679 | ||
1680 | case ${host_os} in | |
1681 | aix*) | |
1682 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
1683 | case $GCC in | |
1684 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
1685 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
1686 | esac | |
1687 | ||
1688 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
1689 | AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=]) | |
1690 | ]) | |
1691 | ;; | |
1692 | esac | |
9ec10b2f | 1693 | |
9811b1cf RS |
1694 | # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets |
1695 | # used for the tests that follow. We set them back to REAL_CFLAGS and | |
1696 | # REAL_CPPFLAGS later on. | |
9ec10b2f | 1697 | |
5a9bf171 KR |
1698 | REAL_CPPFLAGS="$CPPFLAGS" |
1699 | ||
9ec10b2f DM |
1700 | if test "${HAVE_X11}" = "yes"; then |
1701 | DEFS="$C_SWITCH_X_SITE $DEFS" | |
96c20358 RS |
1702 | LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE" |
1703 | LIBS="$LIBX $LIBS" | |
9ec10b2f | 1704 | CFLAGS="$C_SWITCH_X_SITE $CFLAGS" |
5a9bf171 | 1705 | CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS" |
509fccc3 | 1706 | |
617a496c RS |
1707 | # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests. |
1708 | # This is handled by LD_SWITCH_X_SITE_AUX during the real build, | |
1709 | # but it's more convenient here to set LD_RUN_PATH | |
1710 | # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX. | |
1711 | if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then | |
1712 | LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH | |
1713 | export LD_RUN_PATH | |
1714 | fi | |
1715 | ||
5ac83f86 | 1716 | if test "${opsys}" = "gnu-linux"; then |
3bbe016c | 1717 | AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link) |
509fccc3 RS |
1718 | AC_TRY_LINK([], |
1719 | [XOpenDisplay ("foo");], | |
3bbe016c KH |
1720 | [xlinux_first_failure=no], |
1721 | [xlinux_first_failure=yes]) | |
1722 | if test "${xlinux_first_failure}" = "yes"; then | |
509fccc3 RS |
1723 | OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE" |
1724 | OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE" | |
1725 | OLD_CPPFLAGS="$CPPFLAGS" | |
1726 | OLD_LIBS="$LIBS" | |
1727 | LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout" | |
1728 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout" | |
1729 | CPPFLAGS="$CPPFLAGS -b i486-linuxaout" | |
1730 | LIBS="$LIBS -b i486-linuxaout" | |
1731 | AC_TRY_LINK([], | |
1732 | [XOpenDisplay ("foo");], | |
3bbe016c KH |
1733 | [xlinux_second_failure=no], |
1734 | [xlinux_second_failure=yes]) | |
1735 | if test "${xlinux_second_failure}" = "yes"; then | |
509fccc3 RS |
1736 | # If we get the same failure with -b, there is no use adding -b. |
1737 | # So take it out. This plays safe. | |
1738 | LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE" | |
1739 | C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE" | |
1740 | CPPFLAGS="$OLD_CPPFLAGS" | |
1741 | LIBS="$OLD_LIBS" | |
1742 | AC_MSG_RESULT(no) | |
1743 | else | |
1744 | AC_MSG_RESULT(yes) | |
1745 | fi | |
1746 | else | |
1747 | AC_MSG_RESULT(no) | |
1748 | fi | |
1749 | fi | |
1750 | ||
9ca4be21 GM |
1751 | # Reportedly, some broken Solaris systems have XKBlib.h but are missing |
1752 | # header files included from there. | |
1753 | AC_MSG_CHECKING(for Xkb) | |
1754 | AC_TRY_LINK([#include <X11/Xlib.h> | |
1755 | #include <X11/XKBlib.h>], | |
1756 | [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);], | |
1757 | emacs_xkb=yes, emacs_xkb=no) | |
ad4ac636 | 1758 | AC_MSG_RESULT($emacs_xkb) |
9ca4be21 | 1759 | if test $emacs_xkb = yes; then |
5e7d772d | 1760 | AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.]) |
9ca4be21 GM |
1761 | fi |
1762 | ||
6e0dc84a | 1763 | AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \ |
9ca4be21 | 1764 | XScreenNumberOfScreen XSetWMProtocols) |
9ec10b2f DM |
1765 | fi |
1766 | ||
08741ba9 | 1767 | if test "${window_system}" = "x11"; then |
4be21f66 | 1768 | AC_MSG_CHECKING(X11 version 6) |
fd0a060b | 1769 | AC_CACHE_VAL(emacs_cv_x11_version_6, |
e9b2a022 | 1770 | [AC_TRY_LINK([#include <X11/Xlib.h>], |
08741ba9 RS |
1771 | [#if XlibSpecificationRelease < 6 |
1772 | fail; | |
1773 | #endif | |
e9b2a022 | 1774 | ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)]) |
fd0a060b AS |
1775 | if test $emacs_cv_x11_version_6 = yes; then |
1776 | AC_MSG_RESULT(6 or newer) | |
5e7d772d AS |
1777 | AC_DEFINE(HAVE_X11R6, 1, |
1778 | [Define to 1 if you have the X11R6 or newer version of Xlib.]) | |
fd0a060b AS |
1779 | else |
1780 | AC_MSG_RESULT(before 6) | |
1781 | fi | |
08741ba9 RS |
1782 | fi |
1783 | ||
f7894e88 | 1784 | |
96f574f0 GM |
1785 | ### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified. |
1786 | HAVE_RSVG=no | |
f1957a33 | 1787 | if test "${HAVE_X11}" = "yes" || test "${NS_IMPL_GNUSTEP}" = "yes"; then |
96f574f0 | 1788 | if test "${with_rsvg}" != "no"; then |
37bc7225 | 1789 | RSVG_REQUIRED=2.11.0 |
96f574f0 GM |
1790 | RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED" |
1791 | ||
1792 | PKG_CHECK_MODULES(RSVG, $RSVG_MODULE, :, :) | |
1793 | AC_SUBST(RSVG_CFLAGS) | |
1794 | AC_SUBST(RSVG_LIBS) | |
1795 | ||
1796 | if test ".${RSVG_CFLAGS}" != "."; then | |
1797 | HAVE_RSVG=yes | |
1798 | AC_DEFINE(HAVE_RSVG, 1, [Define to 1 if using librsvg.]) | |
1799 | CFLAGS="$CFLAGS $RSVG_CFLAGS" | |
1800 | LIBS="$RSVG_LIBS $LIBS" | |
1801 | fi | |
1802 | fi | |
1803 | fi | |
1804 | ||
1805 | ||
488dd4c4 | 1806 | HAVE_GTK=no |
86dc59b0 | 1807 | if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "maybe"; then |
f8932819 JD |
1808 | GLIB_REQUIRED=2.6 |
1809 | GTK_REQUIRED=2.6 | |
488dd4c4 JD |
1810 | GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED" |
1811 | ||
488dd4c4 | 1812 | dnl Checks for libraries. |
4f823057 GM |
1813 | PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no) |
1814 | if test "$pkg_check_gtk" = "no" && test "$USE_X_TOOLKIT" != "maybe"; then | |
1815 | AC_MSG_ERROR($GTK_PKG_ERRORS) | |
1816 | fi | |
1817 | fi | |
1818 | ||
1819 | ||
10efe302 | 1820 | GTK_OBJ= |
4f823057 GM |
1821 | if test x"$pkg_check_gtk" = xyes; then |
1822 | ||
488dd4c4 JD |
1823 | AC_SUBST(GTK_CFLAGS) |
1824 | AC_SUBST(GTK_LIBS) | |
1825 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS" | |
57669b57 JD |
1826 | CFLAGS="$CFLAGS $GTK_CFLAGS" |
1827 | LIBS="$GTK_LIBS $LIBS" | |
a8ba915c JD |
1828 | dnl Try to compile a simple GTK program. |
1829 | GTK_COMPILES=no | |
1830 | AC_CHECK_FUNCS(gtk_main, GTK_COMPILES=yes) | |
1831 | if test "${GTK_COMPILES}" != "yes"; then | |
4f823057 GM |
1832 | if test "$USE_X_TOOLKIT" != "maybe"; then |
1833 | AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log. Maybe some x11-devel files missing?]); | |
1834 | fi | |
1835 | else | |
1836 | HAVE_GTK=yes | |
a51f4969 | 1837 | AC_DEFINE(USE_GTK, 1, [Define to 1 if using GTK.]) |
10efe302 | 1838 | GTK_OBJ=gtkutil.o |
4f823057 | 1839 | USE_X_TOOLKIT=none |
72f51d25 JD |
1840 | if $PKG_CONFIG --atleast-version=2.10 gtk+-2.0; then |
1841 | : | |
1842 | else | |
1843 | AC_MSG_WARN([[Your version of Gtk+ will have problems with | |
1844 | closing open displays. This is no problem if you just use | |
1845 | one display, but if you use more than one and close one of them | |
1846 | Emacs may crash.]]) | |
1847 | sleep 3 | |
1848 | fi | |
a8ba915c | 1849 | fi |
4f823057 GM |
1850 | |
1851 | fi | |
10efe302 | 1852 | AC_SUBST(GTK_OBJ) |
4f823057 GM |
1853 | |
1854 | ||
1855 | if test "${HAVE_GTK}" = "yes"; then | |
488dd4c4 | 1856 | |
57669b57 | 1857 | dnl GTK scrollbars resemble toolkit scrollbars a lot, so to avoid |
488dd4c4 | 1858 | dnl a lot if #ifdef:s, say we have toolkit scrollbars. |
d0a80c21 JD |
1859 | if test "$with_toolkit_scroll_bars" != no; then |
1860 | with_toolkit_scroll_bars=yes | |
1861 | fi | |
57669b57 JD |
1862 | |
1863 | dnl Check if we can use multiple displays with this GTK version. | |
1864 | dnl If gdk_display_open exists, assume all others are there also. | |
1865 | HAVE_GTK_MULTIDISPLAY=no | |
1866 | AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes) | |
1867 | if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then | |
1868 | AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1, | |
1869 | [Define to 1 if GTK can handle more than one display.]) | |
1870 | fi | |
5f6a587f | 1871 | |
dc2933eb JD |
1872 | dnl Check if we have the old file selection dialog declared and |
1873 | dnl in the link library. In 2.x it may be in the library, | |
1874 | dnl but not declared if deprecated featured has been selected out. | |
1875 | dnl AC_CHECK_DECL checks for a macro, so check for GTK_TYPE_FILE_SELECTION. | |
572a3cc2 | 1876 | HAVE_GTK_FILE_SELECTION=no |
dc2933eb JD |
1877 | AC_CHECK_DECL(GTK_TYPE_FILE_SELECTION, HAVE_GTK_FILE_SELECTION=yes, |
1878 | HAVE_GTK_FILE_SELECTION=no, [AC_INCLUDES_DEFAULT | |
1879 | #include <gtk/gtk.h>]) | |
1880 | if test "$HAVE_GTK_FILE_SELECTION" = yes; then | |
1881 | AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes, | |
1882 | HAVE_GTK_FILE_SELECTION=no) | |
1883 | fi | |
572a3cc2 JD |
1884 | |
1885 | dnl Check if we have the new file chooser dialog | |
572a3cc2 | 1886 | HAVE_GTK_FILE_CHOOSER=no |
dc2933eb JD |
1887 | AC_CHECK_DECL(GTK_TYPE_FILE_CHOOSER, HAVE_GTK_FILE_CHOOSER=yes, |
1888 | HAVE_GTK_FILE_CHOOSER=no, [AC_INCLUDES_DEFAULT | |
1889 | #include <gtk/gtk.h>]) | |
1890 | if test "$HAVE_GTK_FILE_CHOOSER" = yes; then | |
1891 | AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes, | |
1892 | HAVE_GTK_FILE_CHOOSER=no) | |
1893 | fi | |
572a3cc2 JD |
1894 | |
1895 | if test "$HAVE_GTK_FILE_SELECTION" = yes \ | |
1896 | && test "$HAVE_GTK_FILE_CHOOSER" = yes; then | |
1897 | AC_DEFINE(HAVE_GTK_FILE_BOTH, 1, | |
1898 | [Define to 1 if GTK has both file selection and chooser dialog.]) | |
1899 | fi | |
b8bdffbe JD |
1900 | |
1901 | dnl Check if pthreads are available. Emacs only needs this when using | |
1902 | dnl gtk_file_chooser under Gnome. | |
1903 | if test "$HAVE_GTK_FILE_CHOOSER" = yes; then | |
1904 | HAVE_GTK_AND_PTHREAD=no | |
1905 | AC_CHECK_HEADERS(pthread.h) | |
1906 | if test "$ac_cv_header_pthread_h"; then | |
1907 | AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes) | |
1908 | fi | |
1909 | if test "$HAVE_GTK_AND_PTHREAD" = yes; then | |
846d1b3e JD |
1910 | case "${canonical}" in |
1911 | *-hpux*) ;; | |
1912 | *) GTK_LIBS="$GTK_LIBS -lpthread" ;; | |
1913 | esac | |
b8bdffbe JD |
1914 | AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1, |
1915 | [Define to 1 if you have GTK and pthread (-lpthread).]) | |
1916 | fi | |
1917 | fi | |
488dd4c4 JD |
1918 | fi |
1919 | ||
131e4133 | 1920 | dnl D-Bus has been tested under GNU/Linux only. Must be adapted for |
bf9a7ece | 1921 | dnl other platforms. Support for higher D-Bus versions than 1.0 is |
131e4133 MA |
1922 | dnl also not configured. |
1923 | HAVE_DBUS=no | |
10efe302 | 1924 | DBUS_OBJ= |
131e4133 | 1925 | if test "${with_dbus}" = "yes"; then |
cffe4909 | 1926 | PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, HAVE_DBUS=yes, HAVE_DBUS=no) |
131e4133 | 1927 | if test "$HAVE_DBUS" = yes; then |
4fe0b729 MA |
1928 | LIBS="$LIBS $DBUS_LIBS" |
1929 | AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.]) | |
1930 | AC_CHECK_FUNCS([dbus_watch_get_unix_fd]) | |
10efe302 | 1931 | DBUS_OBJ=dbusbind.o |
131e4133 MA |
1932 | fi |
1933 | fi | |
10efe302 | 1934 | AC_SUBST(DBUS_OBJ) |
131e4133 | 1935 | |
637fa988 JD |
1936 | dnl GConf has been tested under GNU/Linux only. |
1937 | dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6. | |
1938 | HAVE_GCONF=no | |
62b7c422 | 1939 | if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then |
637fa988 JD |
1940 | PKG_CHECK_MODULES(GCONF, gconf-2.0 >= 2.13, HAVE_GCONF=yes, HAVE_GCONF=no) |
1941 | if test "$HAVE_GCONF" = yes; then | |
1942 | AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.]) | |
1943 | fi | |
1944 | fi | |
1945 | ||
574c05e2 KK |
1946 | dnl SELinux is available for GNU/Linux only. |
1947 | HAVE_LIBSELINUX=no | |
2807228d | 1948 | LIBSELINUX_LIBS= |
574c05e2 KK |
1949 | if test "${with_selinux}" = "yes"; then |
1950 | AC_CHECK_LIB([selinux], [lgetfilecon], HAVE_LIBSELINUX=yes, HAVE_LIBSELINUX=no) | |
1951 | if test "$HAVE_LIBSELINUX" = yes; then | |
1952 | AC_DEFINE(HAVE_LIBSELINUX, 1, [Define to 1 if using SELinux.]) | |
1953 | LIBSELINUX_LIBS=-lselinux | |
574c05e2 KK |
1954 | fi |
1955 | fi | |
2807228d | 1956 | AC_SUBST(LIBSELINUX_LIBS) |
574c05e2 | 1957 | |
bce97856 RS |
1958 | dnl Do not put whitespace before the #include statements below. |
1959 | dnl Older compilers (eg sunos4 cc) choke on it. | |
687b2aa3 | 1960 | HAVE_XAW3D=no |
b678dd8b | 1961 | LUCID_LIBW= |
465ace28 | 1962 | if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then |
e818a450 JD |
1963 | if test "$with_xaw3d" != no; then |
1964 | AC_MSG_CHECKING(for xaw3d) | |
1965 | AC_CACHE_VAL(emacs_cv_xaw3d, | |
1966 | [AC_TRY_LINK([ | |
bce97856 | 1967 | #include <X11/Intrinsic.h> |
687b2aa3 | 1968 | #include <X11/Xaw3d/Simple.h>], |
e818a450 JD |
1969 | [], |
1970 | emacs_cv_xaw3d=yes, | |
1971 | emacs_cv_xaw3d=no)]) | |
1972 | else | |
1973 | emacs_cv_xaw3d=no | |
1974 | fi | |
1975 | if test $emacs_cv_xaw3d = yes; then | |
1976 | AC_MSG_RESULT([yes; using Lucid toolkit]) | |
1977 | USE_X_TOOLKIT=LUCID | |
1978 | HAVE_XAW3D=yes | |
b678dd8b | 1979 | LUCID_LIBW=-lXaw3d |
e818a450 JD |
1980 | AC_DEFINE(HAVE_XAW3D, 1, |
1981 | [Define to 1 if you have the Xaw3d library (-lXaw3d).]) | |
1982 | else | |
1983 | AC_MSG_RESULT(no) | |
1984 | AC_MSG_CHECKING(for libXaw) | |
1985 | AC_CACHE_VAL(emacs_cv_xaw, | |
1986 | [AC_TRY_LINK([ | |
1987 | #include <X11/Intrinsic.h> | |
1988 | #include <X11/Xaw/Simple.h>], | |
1989 | [], | |
1990 | emacs_cv_xaw=yes, | |
1991 | emacs_cv_xaw=no)]) | |
1992 | if test $emacs_cv_xaw = yes; then | |
687b2aa3 | 1993 | AC_MSG_RESULT([yes; using Lucid toolkit]) |
fd0a060b | 1994 | USE_X_TOOLKIT=LUCID |
b678dd8b | 1995 | LUCID_LIBW=-lXaw |
e818a450 JD |
1996 | elif test x"${USE_X_TOOLKIT}" = xLUCID; then |
1997 | AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files]) | |
fd0a060b | 1998 | else |
e818a450 JD |
1999 | AC_MSG_RESULT([no; do not use toolkit by default]) |
2000 | USE_X_TOOLKIT=none | |
fd0a060b | 2001 | fi |
f7894e88 | 2002 | fi |
4be21f66 KH |
2003 | fi |
2004 | ||
2005 | X_TOOLKIT_TYPE=$USE_X_TOOLKIT | |
2006 | ||
8fdac2c3 | 2007 | LIBXTR6= |
9ec10b2f DM |
2008 | if test "${USE_X_TOOLKIT}" != "none"; then |
2009 | AC_MSG_CHECKING(X11 toolkit version) | |
fd0a060b | 2010 | AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6, |
e9b2a022 | 2011 | [AC_TRY_LINK([#include <X11/Intrinsic.h>], |
9ec10b2f DM |
2012 | [#if XtSpecificationRelease < 6 |
2013 | fail; | |
2014 | #endif | |
e9b2a022 | 2015 | ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)]) |
fd0a060b AS |
2016 | HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6 |
2017 | if test $emacs_cv_x11_toolkit_version_6 = yes; then | |
2018 | AC_MSG_RESULT(6 or newer) | |
5e7d772d AS |
2019 | AC_DEFINE(HAVE_X11XTR6, 1, |
2020 | [Define to 1 if you have the X11R6 or newer version of Xt.]) | |
8fdac2c3 GM |
2021 | LIBXTR6="-lSM -lICE" |
2022 | case "$opsys" in | |
2023 | ## Use libw.a along with X11R6 Xt. | |
2024 | unixware) LIBXTR6="$LIBXTR6 -lw" ;; | |
2025 | esac | |
fd0a060b AS |
2026 | else |
2027 | AC_MSG_RESULT(before 6) | |
2028 | fi | |
6aad10e4 RS |
2029 | |
2030 | dnl If using toolkit, check whether libXmu.a exists. | |
2031 | dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link. | |
2032 | OLDLIBS="$LIBS" | |
fcc303f4 RS |
2033 | if test x$HAVE_X11XTR6 = xyes; then |
2034 | LIBS="-lXt -lSM -lICE $LIBS" | |
2035 | else | |
2036 | LIBS="-lXt $LIBS" | |
2037 | fi | |
6aad10e4 | 2038 | AC_CHECK_LIB(Xmu, XmuConvertStandardSelection) |
ad4ac636 GM |
2039 | test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS" |
2040 | fi | |
8fdac2c3 | 2041 | AC_SUBST(LIBXTR6) |
ad4ac636 | 2042 | |
294c50a0 GM |
2043 | dnl FIXME the logic here seems weird, but this is what cpp was doing. |
2044 | dnl Why not just test for libxmu in the normal way? | |
2045 | LIBXMU=-lXmu | |
2046 | case "$machine" in | |
2047 | ## These machines don't supply Xmu. | |
2048 | hpux* | aix4-2 ) | |
363a7f8f | 2049 | test "X$ac_cv_lib_Xmu_XmuConvertStandardSelection" != "Xyes" && LIBXMU= |
294c50a0 GM |
2050 | ;; |
2051 | esac | |
2052 | AC_SUBST(LIBXMU) | |
2053 | ||
ad4ac636 GM |
2054 | # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D. |
2055 | if test "${HAVE_X11}" = "yes"; then | |
2056 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2057 | AC_CHECK_LIB(Xext, XShapeQueryExtension) | |
2058 | fi | |
9ec10b2f DM |
2059 | fi |
2060 | ||
b678dd8b | 2061 | LIBXP= |
66d736a9 | 2062 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then |
fd0a060b | 2063 | AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1, |
e9b2a022 | 2064 | [AC_TRY_COMPILE([#include <Xm/Xm.h>], |
66d736a9 RS |
2065 | [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1) |
2066 | int x = 5; | |
2067 | #else | |
2068 | Motif version prior to 2.1. | |
2069 | #endif], | |
e9b2a022 | 2070 | emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)]) |
fd0a060b | 2071 | if test $emacs_cv_motif_version_2_1 = yes; then |
8ea5f2d9 | 2072 | AC_CHECK_LIB(Xp, XpCreateContext, LIBXP=-lXp) |
4693dbc9 SM |
2073 | else |
2074 | AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif, | |
2075 | # We put this in CFLAGS temporarily to precede other -I options | |
2076 | # that might be in CFLAGS temporarily. | |
2077 | # We put this in CPPFLAGS where it precedes the other -I options. | |
2078 | OLD_CPPFLAGS=$CPPFLAGS | |
2079 | OLD_CFLAGS=$CFLAGS | |
2080 | CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS" | |
2081 | CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS" | |
2082 | [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>], | |
2083 | [int x = 5;], | |
2084 | emacs_cv_lesstif=yes, emacs_cv_lesstif=no)]) | |
2085 | if test $emacs_cv_lesstif = yes; then | |
2086 | # Make sure this -I option remains in CPPFLAGS after it is set | |
2087 | # back to REAL_CPPFLAGS. | |
2088 | # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not | |
2089 | # have those other -I options anyway. Ultimately, having this | |
2090 | # directory ultimately in CPPFLAGS will be enough. | |
2091 | REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS" | |
2092 | LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS" | |
2093 | else | |
2094 | CFLAGS=$OLD_CFLAGS | |
2095 | CPPFLAGS=$OLD_CPPFLAGS | |
2096 | fi | |
fd0a060b | 2097 | fi |
66d736a9 RS |
2098 | fi |
2099 | ||
488dd4c4 | 2100 | dnl Use toolkit scroll bars if configured for GTK or X toolkit and either |
0be97a72 GM |
2101 | dnl using Motif or Xaw3d is available, and unless |
2102 | dnl --with-toolkit-scroll-bars=no was specified. | |
2103 | ||
5e7d772d AS |
2104 | AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS, |
2105 | [Define to 1 if we should use toolkit scroll bars.])dnl | |
0be97a72 GM |
2106 | USE_TOOLKIT_SCROLL_BARS=no |
2107 | if test "${with_toolkit_scroll_bars}" != "no"; then | |
2108 | if test "${USE_X_TOOLKIT}" != "none"; then | |
2109 | if test "${USE_X_TOOLKIT}" = "MOTIF"; then | |
2110 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2111 | HAVE_XAW3D=no | |
2112 | USE_TOOLKIT_SCROLL_BARS=yes | |
2113 | elif test "${HAVE_XAW3D}" = "yes"; then | |
2114 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2115 | USE_TOOLKIT_SCROLL_BARS=yes | |
2116 | fi | |
488dd4c4 JD |
2117 | elif test "${HAVE_GTK}" = "yes"; then |
2118 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2119 | USE_TOOLKIT_SCROLL_BARS=yes | |
edfda783 AR |
2120 | elif test "${HAVE_NS}" = "yes"; then |
2121 | AC_DEFINE(USE_TOOLKIT_SCROLL_BARS) | |
2122 | USE_TOOLKIT_SCROLL_BARS=yes | |
0be97a72 GM |
2123 | fi |
2124 | fi | |
2125 | ||
0d936a36 RS |
2126 | dnl See if XIM is available. |
2127 | AC_TRY_COMPILE([ | |
2128 | #include <X11/Xlib.h> | |
2129 | #include <X11/Xresource.h>], | |
2130 | [XIMProc callback;], | |
28aa2c3e AS |
2131 | [HAVE_XIM=yes |
2132 | AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available])], | |
0d936a36 RS |
2133 | HAVE_XIM=no) |
2134 | ||
2135 | dnl `--with-xim' now controls only the initial value of use_xim at run time. | |
c6f7dae8 GM |
2136 | |
2137 | if test "${with_xim}" != "no"; then | |
5e7d772d AS |
2138 | AC_DEFINE(USE_XIM, 1, |
2139 | [Define to 1 if we should use XIM, if it is available.]) | |
4fdbcac5 | 2140 | fi |
f6214bb7 | 2141 | |
0d936a36 RS |
2142 | |
2143 | if test "${HAVE_XIM}" != "no"; then | |
a6c2ef66 DL |
2144 | late_CFLAGS=$CFLAGS |
2145 | if test "$GCC" = yes; then | |
2146 | CFLAGS="$CFLAGS --pedantic-errors" | |
2147 | fi | |
1c3a8acf DL |
2148 | AC_TRY_COMPILE([ |
2149 | #include <X11/Xlib.h> | |
2150 | #include <X11/Xresource.h>], | |
2151 | [Display *display; | |
2152 | XrmDatabase db; | |
2153 | char *res_name; | |
2154 | char *res_class; | |
2155 | XIMProc callback; | |
2156 | XPointer *client_data; | |
a6c2ef66 DL |
2157 | #ifndef __GNUC__ |
2158 | /* If we're not using GCC, it's probably not XFree86, and this is | |
2159 | probably right, but we can't use something like --pedantic-errors. */ | |
2160 | extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*, | |
2161 | char*, XIMProc, XPointer*); | |
2162 | #endif | |
1c3a8acf DL |
2163 | (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback, |
2164 | client_data);], | |
2165 | [emacs_cv_arg6_star=yes]) | |
2166 | AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6, | |
2167 | [Define to the type of the 6th arg of XRegisterIMInstantiateCallback, | |
2168 | either XPointer or XPointer*.])dnl | |
2169 | if test "$emacs_cv_arg6_star" = yes; then | |
8cfdf2ca | 2170 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*]) |
1c3a8acf | 2171 | else |
8cfdf2ca | 2172 | AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer]) |
1c3a8acf | 2173 | fi |
a6c2ef66 | 2174 | CFLAGS=$late_CFLAGS |
c6f7dae8 GM |
2175 | fi |
2176 | ||
c21273df AR |
2177 | ### Start of font-backend (under any platform) section. |
2178 | # (nothing here yet -- this is a placeholder) | |
2179 | ### End of font-backend (under any platform) section. | |
1ef37fa8 | 2180 | |
c21273df AR |
2181 | ### Start of font-backend (under X11) section. |
2182 | if test "${HAVE_X11}" = "yes"; then | |
2183 | PKG_CHECK_MODULES(FONTCONFIG, fontconfig >= 2.2.0, HAVE_FC=yes, HAVE_FC=no) | |
0666b4f1 | 2184 | |
7bbec45b | 2185 | ## Use -lXft if available, unless `--with-xft=no'. |
c21273df | 2186 | HAVE_XFT=maybe |
7bbec45b | 2187 | if test "${HAVE_FC}" = "no" || test "x${with_x}" = "xno"; then |
c21273df AR |
2188 | with_xft="no"; |
2189 | fi | |
2190 | if test "x${with_xft}" != "xno"; then | |
2191 | ||
2192 | PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no) | |
832fdcab CY |
2193 | ## Because xftfont.c uses XRenderQueryExtension, we also |
2194 | ## need to link to -lXrender. | |
2195 | HAVE_XRENDER=no | |
2196 | AC_CHECK_LIB(Xrender, XRenderQueryExtension, HAVE_XRENDER=yes) | |
2197 | if test "$HAVE_XFT" != no && test "$HAVE_XRENDER" != no; then | |
c21273df AR |
2198 | OLD_CPPFLAGS="$CPPFLAGS" |
2199 | OLD_CFLAGS="$CFLAGS" | |
2200 | OLD_LIBS="$LIBS" | |
2201 | CPPFLAGS="$CPPFLAGS $XFT_CFLAGS" | |
2202 | CFLAGS="$CFLAGS $XFT_CFLAGS" | |
832fdcab | 2203 | XFT_LIBS="-lXrender $XFT_LIBS" |
c21273df AR |
2204 | LIBS="$XFT_LIBS $LIBS" |
2205 | AC_CHECK_HEADER(X11/Xft/Xft.h, | |
2206 | AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS)) | |
2207 | ||
2208 | if test "${HAVE_XFT}" = "yes"; then | |
2209 | AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.]) | |
2210 | AC_SUBST(XFT_LIBS) | |
2211 | C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS" | |
2212 | else | |
2213 | CPPFLAGS="$OLD_CPPFLAGS" | |
2214 | CFLAGS="$OLD_CFLAGS" | |
2215 | LIBS="$OLD_LIBS" | |
2216 | fi # "${HAVE_XFT}" = "yes" | |
2217 | fi # "$HAVE_XFT" != no | |
2218 | fi # "x${with_xft}" != "xno" | |
2219 | ||
2220 | dnl For the "Does Emacs use" message at the end. | |
2221 | if test "$HAVE_XFT" != "yes"; then | |
2222 | HAVE_XFT=no | |
2223 | fi | |
0666b4f1 | 2224 | |
0666b4f1 | 2225 | |
c21273df | 2226 | HAVE_FREETYPE=no |
af17b983 CY |
2227 | ## We used to allow building with FreeType and without Xft. |
2228 | ## However, the ftx font backend driver is not in good shape. | |
c21273df AR |
2229 | if test "${HAVE_XFT}" = "yes"; then |
2230 | dnl As we use Xft, we anyway use freetype. | |
af17b983 | 2231 | dnl There's no need for additional CFLAGS and LIBS. |
c21273df AR |
2232 | HAVE_FREETYPE=yes |
2233 | FONTCONFIG_CFLAGS= | |
2234 | FONTCONFIG_LIBS= | |
c21273df | 2235 | fi |
1ef37fa8 | 2236 | |
c21273df AR |
2237 | HAVE_LIBOTF=no |
2238 | if test "${HAVE_FREETYPE}" = "yes"; then | |
2239 | AC_DEFINE(HAVE_FREETYPE, 1, | |
2240 | [Define to 1 if using the freetype and fontconfig libraries.]) | |
2241 | if test "${with_libotf}" != "no"; then | |
4fe0b729 | 2242 | PKG_CHECK_MODULES(LIBOTF, libotf, HAVE_LIBOTF=yes, |
c21273df AR |
2243 | HAVE_LIBOTF=no) |
2244 | if test "$HAVE_LIBOTF" = "yes"; then | |
2245 | AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.]) | |
2246 | AC_CHECK_LIB(otf, OTF_get_variation_glyphs, | |
2247 | HAVE_OTF_GET_VARIATION_GLYPHS=yes, | |
2248 | HAVE_OTF_GET_VARIATION_GLYPHS=no) | |
2249 | if test "${HAVE_OTF_GET_VARIATION_GLYPHS}" = "yes"; then | |
2250 | AC_DEFINE(HAVE_OTF_GET_VARIATION_GLYPHS, 1, | |
2251 | [Define to 1 if libotf has OTF_get_variation_glyphs.]) | |
2252 | fi | |
2253 | fi | |
9e53b62e | 2254 | fi |
c21273df AR |
2255 | dnl FIXME should there be an error if HAVE_FREETYPE != yes? |
2256 | dnl Does the new font backend require it, or can it work without it? | |
0666b4f1 | 2257 | fi |
1ef37fa8 | 2258 | |
c21273df AR |
2259 | HAVE_M17N_FLT=no |
2260 | if test "${HAVE_LIBOTF}" = yes; then | |
2261 | if test "${with_m17n_flt}" != "no"; then | |
2262 | PKG_CHECK_MODULES(M17N_FLT, m17n-flt, HAVE_M17N_FLT=yes, HAVE_M17N_FLT=no) | |
2263 | if test "$HAVE_M17N_FLT" = "yes"; then | |
2264 | AC_DEFINE(HAVE_M17N_FLT, 1, [Define to 1 if using libm17n-flt.]) | |
2265 | fi | |
2266 | fi | |
6b0262c1 | 2267 | fi |
c21273df AR |
2268 | else |
2269 | HAVE_XFT=no | |
2270 | HAVE_FREETYPE=no | |
2271 | HAVE_LIBOTF=no | |
2272 | HAVE_M17N_FLT=no | |
1ef37fa8 | 2273 | fi |
bc0b5f61 | 2274 | |
c21273df | 2275 | ### End of font-backend (under X11) section. |
1ef37fa8 KH |
2276 | |
2277 | AC_SUBST(FREETYPE_CFLAGS) | |
2278 | AC_SUBST(FREETYPE_LIBS) | |
2279 | AC_SUBST(FONTCONFIG_CFLAGS) | |
2280 | AC_SUBST(FONTCONFIG_LIBS) | |
2281 | AC_SUBST(LIBOTF_CFLAGS) | |
2282 | AC_SUBST(LIBOTF_LIBS) | |
2283 | AC_SUBST(M17N_FLT_CFLAGS) | |
2284 | AC_SUBST(M17N_FLT_LIBS) | |
2285 | ||
620fdfdf RS |
2286 | ### Use -lXpm if available, unless `--with-xpm=no'. |
2287 | HAVE_XPM=no | |
aded53ff | 2288 | LIBXPM= |
620fdfdf RS |
2289 | if test "${HAVE_X11}" = "yes"; then |
2290 | if test "${with_xpm}" != "no"; then | |
620fdfdf | 2291 | AC_CHECK_HEADER(X11/xpm.h, |
28aa2c3e | 2292 | [AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)]) |
7960d0bd | 2293 | if test "${HAVE_XPM}" = "yes"; then |
29c1b68e GM |
2294 | AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define) |
2295 | AC_EGREP_CPP(no_return_alloc_pixels, | |
2296 | [#include "X11/xpm.h" | |
7960d0bd GM |
2297 | #ifndef XpmReturnAllocPixels |
2298 | no_return_alloc_pixels | |
2299 | #endif | |
29c1b68e GM |
2300 | ], HAVE_XPM=no, HAVE_XPM=yes) |
2301 | ||
2302 | if test "${HAVE_XPM}" = "yes"; then | |
2303 | AC_MSG_RESULT(yes) | |
2304 | else | |
2305 | AC_MSG_RESULT(no) | |
2306 | fi | |
1890c0c4 | 2307 | fi |
620fdfdf RS |
2308 | fi |
2309 | ||
2310 | if test "${HAVE_XPM}" = "yes"; then | |
5e7d772d | 2311 | AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).]) |
aded53ff | 2312 | LIBXPM=-lXpm |
620fdfdf RS |
2313 | fi |
2314 | fi | |
aded53ff | 2315 | AC_SUBST(LIBXPM) |
177c0ea7 | 2316 | |
620fdfdf RS |
2317 | ### Use -ljpeg if available, unless `--with-jpeg=no'. |
2318 | HAVE_JPEG=no | |
aded53ff | 2319 | LIBJPEG= |
620fdfdf RS |
2320 | if test "${HAVE_X11}" = "yes"; then |
2321 | if test "${with_jpeg}" != "no"; then | |
71cc40d5 | 2322 | dnl Checking for jpeglib.h can lose because of a redefinition of |
3cc9d384 DL |
2323 | dnl HAVE_STDLIB_H. |
2324 | AC_CHECK_HEADER(jerror.h, | |
28aa2c3e | 2325 | [AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes)]) |
620fdfdf RS |
2326 | fi |
2327 | ||
5e7d772d | 2328 | AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl |
620fdfdf RS |
2329 | if test "${HAVE_JPEG}" = "yes"; then |
2330 | AC_DEFINE(HAVE_JPEG) | |
91b5aa9a | 2331 | AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])], |
a0dd4fa6 | 2332 | [#include <jpeglib.h> |
4d766b59 | 2333 | version=JPEG_LIB_VERSION |
177c0ea7 | 2334 | ], |
28aa2c3e | 2335 | [AC_DEFINE(HAVE_JPEG)], |
4d766b59 RS |
2336 | [AC_MSG_WARN([libjpeg found, but not version 6b or later]) |
2337 | HAVE_JPEG=no]) | |
620fdfdf | 2338 | fi |
aded53ff GM |
2339 | if test "${HAVE_JPEG}" = "yes"; then |
2340 | LIBJPEG=-ljpeg | |
2341 | fi | |
620fdfdf | 2342 | fi |
aded53ff | 2343 | AC_SUBST(LIBJPEG) |
177c0ea7 | 2344 | |
620fdfdf RS |
2345 | ### Use -lpng if available, unless `--with-png=no'. |
2346 | HAVE_PNG=no | |
aded53ff | 2347 | LIBPNG= |
620fdfdf RS |
2348 | if test "${HAVE_X11}" = "yes"; then |
2349 | if test "${with_png}" != "no"; then | |
8cfdf2ca DL |
2350 | # Debian unstable as of July 2003 has multiple libpngs, and puts png.h |
2351 | # in /usr/include/libpng. | |
2352 | AC_CHECK_HEADERS(png.h libpng/png.h) | |
2353 | if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then | |
2354 | AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm) | |
2355 | fi | |
620fdfdf RS |
2356 | fi |
2357 | ||
2358 | if test "${HAVE_PNG}" = "yes"; then | |
5e7d772d | 2359 | AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).]) |
aded53ff | 2360 | LIBPNG="-lpng -lz -lm" |
620fdfdf RS |
2361 | fi |
2362 | fi | |
aded53ff | 2363 | AC_SUBST(LIBPNG) |
177c0ea7 | 2364 | |
620fdfdf RS |
2365 | ### Use -ltiff if available, unless `--with-tiff=no'. |
2366 | HAVE_TIFF=no | |
aded53ff | 2367 | LIBTIFF= |
620fdfdf RS |
2368 | if test "${HAVE_X11}" = "yes"; then |
2369 | if test "${with_tiff}" != "no"; then | |
620fdfdf | 2370 | AC_CHECK_HEADER(tiffio.h, |
28aa2c3e | 2371 | [tifflibs="-lz -lm" |
3b3cc4a4 KR |
2372 | # At least one tiff package requires the jpeg library. |
2373 | if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi | |
28aa2c3e | 2374 | AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs)]) |
620fdfdf RS |
2375 | fi |
2376 | ||
2377 | if test "${HAVE_TIFF}" = "yes"; then | |
5e7d772d | 2378 | AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).]) |
aded53ff GM |
2379 | dnl FIXME -lz -lm, as per libpng? |
2380 | LIBTIFF=-ltiff | |
620fdfdf RS |
2381 | fi |
2382 | fi | |
aded53ff | 2383 | AC_SUBST(LIBTIFF) |
177c0ea7 | 2384 | |
47d1e061 | 2385 | ### Use -lgif or -lungif if available, unless `--with-gif=no'. |
620fdfdf | 2386 | HAVE_GIF=no |
aded53ff | 2387 | LIBGIF= |
47d1e061 GM |
2388 | if test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no"; then |
2389 | AC_CHECK_HEADER(gif_lib.h, | |
4d766b59 RS |
2390 | # EGifPutExtensionLast only exists from version libungif-4.1.0b1. |
2391 | # Earlier versions can crash Emacs. | |
aded53ff | 2392 | [AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=maybe)]) |
47d1e061 GM |
2393 | |
2394 | if test "$HAVE_GIF" = yes; then | |
aded53ff GM |
2395 | LIBGIF=-lgif |
2396 | elif test "$HAVE_GIF" = maybe; then | |
12d9c91d | 2397 | # If gif_lib.h but no libgif, try libungif. |
aded53ff GM |
2398 | AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes, HAVE_GIF=no) |
2399 | test "$HAVE_GIF" = yes && LIBGIF=-lungif | |
620fdfdf RS |
2400 | fi |
2401 | ||
2402 | if test "${HAVE_GIF}" = "yes"; then | |
aded53ff | 2403 | AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif (or ungif) library.]) |
bfa6fb7e JD |
2404 | fi |
2405 | fi | |
aded53ff | 2406 | AC_SUBST(LIBGIF) |
bfa6fb7e JD |
2407 | |
2408 | dnl Check for required libraries. | |
2409 | if test "${HAVE_X11}" = "yes"; then | |
2410 | MISSING="" | |
2411 | WITH_NO="" | |
2412 | test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" && | |
2413 | MISSING="libXpm" && WITH_NO="--with-xpm=no" | |
2414 | test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" && | |
2415 | MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no" | |
2416 | test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" && | |
2417 | MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no" | |
2418 | test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" && | |
2419 | MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no" | |
2420 | test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" && | |
2421 | MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no" | |
2422 | ||
2423 | if test "X${MISSING}" != X; then | |
3d20d6aa | 2424 | AC_MSG_ERROR([The following required libraries were not found: |
bfa6fb7e | 2425 | $MISSING |
1ee86f21 | 2426 | Maybe some development libraries/packages are missing? |
bfa6fb7e JD |
2427 | If you don't want to link with them give |
2428 | $WITH_NO | |
2429 | as options to configure]) | |
620fdfdf RS |
2430 | fi |
2431 | fi | |
2432 | ||
79011b82 NR |
2433 | ### Use -lgpm if available, unless `--with-gpm=no'. |
2434 | HAVE_GPM=no | |
aded53ff | 2435 | LIBGPM= |
11842bd8 | 2436 | MOUSE_SUPPORT= |
79011b82 NR |
2437 | if test "${with_gpm}" != "no"; then |
2438 | AC_CHECK_HEADER(gpm.h, | |
28aa2c3e | 2439 | [AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes)]) |
79011b82 | 2440 | |
aded53ff GM |
2441 | if test "${HAVE_GPM}" = "yes"; then |
2442 | AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).]) | |
2443 | LIBGPM=-lgpm | |
11842bd8 GM |
2444 | ## May be reset below. |
2445 | MOUSE_SUPPORT="\$(GPM_MOUSE_SUPPORT)" | |
aded53ff | 2446 | fi |
79011b82 | 2447 | fi |
aded53ff | 2448 | AC_SUBST(LIBGPM) |
79011b82 | 2449 | |
cef11da2 | 2450 | dnl Check for malloc/malloc.h on darwin |
28aa2c3e | 2451 | AC_CHECK_HEADER(malloc/malloc.h, [AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.])]) |
cef11da2 | 2452 | |
ed6281b0 | 2453 | C_SWITCH_X_SYSTEM= |
edfda783 AR |
2454 | ### Use NeXTstep API to implement GUI. |
2455 | if test "${HAVE_NS}" = "yes"; then | |
2456 | AC_DEFINE(HAVE_NS, 1, [Define to 1 if you are using the NeXTstep API, either GNUstep or Cocoa on Mac OS X.]) | |
122e9f8f | 2457 | if test "${NS_IMPL_COCOA}" = "yes"; then |
edfda783 | 2458 | AC_DEFINE(NS_IMPL_COCOA, 1, [Define to 1 if you are using NS windowing under MacOS X.]) |
48fad8e8 | 2459 | GNU_OBJC_CFLAGS= |
edfda783 | 2460 | fi |
122e9f8f | 2461 | if test "${NS_IMPL_GNUSTEP}" = "yes"; then |
edfda783 | 2462 | AC_DEFINE(NS_IMPL_GNUSTEP, 1, [Define to 1 if you are using NS windowing under GNUstep.]) |
ed6281b0 DN |
2463 | # See also .m.o rule in Makefile.in */ |
2464 | # FIXME: are all these flags really needed? Document here why. */ | |
2465 | C_SWITCH_X_SYSTEM="-D_REENTRANT -fPIC -fno-strict-aliasing" | |
48fad8e8 | 2466 | GNU_OBJC_CFLAGS="-fgnu-runtime -Wno-import -fconstant-string-class=NSConstantString -DGNUSTEP_BASE_LIBRARY=1 -DGNU_GUI_LIBRARY=1 -DGNU_RUNTIME=1 -DGSWARN -DGSDIAGNOSE" |
edfda783 | 2467 | fi |
d5e2f8fe AR |
2468 | if test "${NS_HAVE_NSINTEGER}" = "yes"; then |
2469 | AC_DEFINE(NS_HAVE_NSINTEGER, 1, [Define to 1 if `NSInteger' is defined.]) | |
7ef651dd | 2470 | fi |
edfda783 AR |
2471 | # We also have mouse menus. |
2472 | HAVE_MENUS=yes | |
005bd5a2 | 2473 | OTHER_FILES=ns-app |
edfda783 AR |
2474 | fi |
2475 | ||
e0f712ba | 2476 | |
f21fadcc JD |
2477 | ### Use session management (-lSM -lICE) if available |
2478 | HAVE_X_SM=no | |
10efe302 | 2479 | LIBXSM= |
f21fadcc JD |
2480 | if test "${HAVE_X11}" = "yes"; then |
2481 | AC_CHECK_HEADER(X11/SM/SMlib.h, | |
28aa2c3e | 2482 | [AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE)]) |
f21fadcc JD |
2483 | |
2484 | if test "${HAVE_X_SM}" = "yes"; then | |
5e7d772d | 2485 | AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).]) |
10efe302 | 2486 | LIBXSM="-lSM -lICE" |
f21fadcc JD |
2487 | case "$LIBS" in |
2488 | *-lSM*) ;; | |
10efe302 | 2489 | *) LIBS="$LIBXSM $LIBS" ;; |
f21fadcc JD |
2490 | esac |
2491 | fi | |
2492 | fi | |
10efe302 | 2493 | AC_SUBST(LIBXSM) |
177c0ea7 | 2494 | |
9ec10b2f | 2495 | # If netdb.h doesn't declare h_errno, we must declare it by hand. |
fd0a060b AS |
2496 | AC_CACHE_CHECK(whether netdb declares h_errno, |
2497 | emacs_cv_netdb_declares_h_errno, | |
e9b2a022 | 2498 | [AC_TRY_LINK([#include <netdb.h>], |
01345308 | 2499 | [return h_errno;], |
e9b2a022 | 2500 | emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)]) |
fd0a060b | 2501 | if test $emacs_cv_netdb_declares_h_errno = yes; then |
5e7d772d | 2502 | AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.]) |
fd0a060b | 2503 | fi |
9ec10b2f | 2504 | |
6e0dc84a | 2505 | AC_FUNC_ALLOCA |
9ec10b2f | 2506 | |
4756ee42 GM |
2507 | dnl src/alloca.c has been removed. Could also check if $ALLOCA is set? |
2508 | dnl FIXME is there an autoconf test that does the right thing, without | |
2509 | dnl needing to call A_M_E afterwards? | |
2510 | if test x"$ac_cv_func_alloca_works" != xyes; then | |
2511 | AC_MSG_ERROR( [a system implementation of alloca is required] ) | |
2512 | fi | |
2513 | ||
f6e8adea | 2514 | # fmod, logb, and frexp are found in -lm on most systems. |
e468fb38 | 2515 | # On HPUX 9.01, -lm does not contain logb, so check for sqrt. |
e6fd9047 | 2516 | AC_CHECK_LIB(m, sqrt) |
e6fd9047 | 2517 | |
4b121527 DL |
2518 | # Check for mail-locking functions in a "mail" library. Probably this should |
2519 | # have the same check as for liblockfile below. | |
aded53ff GM |
2520 | AC_CHECK_LIB(mail, maillock, have_mail=yes, have_mail=no) |
2521 | if test $have_mail = yes; then | |
2522 | LIBS_MAIL=-lmail | |
2523 | LIBS="$LIBS_MAIL $LIBS" | |
2524 | AC_DEFINE(HAVE_LIBMAIL, 1, [Define to 1 if you have the `mail' library (-lmail).]) | |
2525 | else | |
2526 | LIBS_MAIL= | |
2527 | fi | |
5ad9ac92 | 2528 | dnl Debian, at least: |
aded53ff GM |
2529 | AC_CHECK_LIB(lockfile, maillock, have_lockfile=yes, have_lockfile=no) |
2530 | if test $have_lockfile = yes; then | |
2531 | LIBS_MAIL=-llockfile | |
2532 | LIBS="$LIBS_MAIL $LIBS" | |
2533 | AC_DEFINE(HAVE_LIBLOCKFILE, 1, [Define to 1 if you have the `lockfile' library (-llockfile).]) | |
2534 | else | |
5ad9ac92 DL |
2535 | # If we have the shared liblockfile, assume we must use it for mail |
2536 | # locking (e.g. Debian). If we couldn't link against liblockfile | |
2537 | # (no liblockfile.a installed), ensure that we don't need to. | |
5ad9ac92 DL |
2538 | dnl This works for files generally, not just executables. |
2539 | dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf? | |
2540 | AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no, | |
2541 | /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH) | |
2542 | if test $ac_cv_prog_liblockfile = yes; then | |
2543 | AC_MSG_ERROR([Shared liblockfile found but can't link against it. | |
2544 | This probably means that movemail could lose mail. | |
91b5aa9a | 2545 | There may be a `development' package to install containing liblockfile.]) |
4b121527 | 2546 | fi |
5ad9ac92 DL |
2547 | fi |
2548 | AC_CHECK_FUNCS(touchlock) | |
2549 | AC_CHECK_HEADERS(maillock.h) | |
aded53ff | 2550 | AC_SUBST(LIBS_MAIL) |
4e4db900 | 2551 | |
7490175b GM |
2552 | ## Define MAIL_USE_FLOCK (or LOCKF) if the mailer uses flock (or lockf) to |
2553 | ## interlock access to the mail spool. The alternative is a lock file named | |
2554 | ## /usr/spool/mail/$USER.lock. | |
2555 | mail_lock=no | |
2556 | case "$opsys" in | |
2557 | aix4-2) mail_lock="lockf" ;; | |
2558 | ||
2559 | gnu|freebsd|netbsd|openbsd|darwin|irix6-5) mail_lock="flock" ;; | |
2560 | ||
2561 | ## On GNU/Linux systems, both methods are used by various mail programs. | |
2562 | ## I assume most people are using newer mailers that have heard of flock. | |
2563 | ## Change this if you need to. | |
2564 | ## Debian contains a patch which says: ``On Debian/GNU/Linux systems, | |
2565 | ## configure gets the right answers, and that means *NOT* using flock. | |
2566 | ## Using flock is guaranteed to be the wrong thing. See Debian Policy | |
2567 | ## for details.'' and then uses `#ifdef DEBIAN'. Unfortunately the | |
2568 | ## Debian maintainer hasn't provided a clean fix for Emacs. | |
2569 | ## movemail.c will use `maillock' when MAILDIR, HAVE_LIBMAIL and | |
2570 | ## HAVE_MAILLOCK_H are defined, so the following appears to be the | |
2571 | ## correct logic. -- fx | |
2572 | ## We must check for HAVE_LIBLOCKFILE too, as movemail does. | |
2573 | ## liblockfile is a Free Software replacement for libmail, used on | |
2574 | ## Debian systems and elsewhere. -rfr. | |
2575 | gnu-*) | |
2576 | mail_lock="flock" | |
2577 | if test $have_mail = yes || test $have_lockfile = yes; then | |
2578 | test $ac_cv_header_maillock_h = yes && mail_lock=no | |
2579 | fi | |
2580 | ;; | |
2581 | esac | |
2582 | ||
2583 | BLESSMAIL_TARGET= | |
2584 | case "$mail_lock" in | |
2585 | flock) AC_DEFINE(MAIL_USE_FLOCK, 1, [Define if the mailer uses flock to interlock the mail spool.]) ;; | |
2586 | ||
2587 | lockf) AC_DEFINE(MAIL_USE_LOCKF, 1, [Define if the mailer uses lockf to interlock the mail spool.]) ;; | |
2588 | ||
2589 | *) BLESSMAIL_TARGET="need-blessmail" ;; | |
2590 | esac | |
2591 | AC_SUBST(BLESSMAIL_TARGET) | |
2592 | ||
2593 | ||
66abe596 | 2594 | AC_CHECK_FUNCS(gethostname getdomainname dup2 \ |
e1d954e4 | 2595 | rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \ |
555ffc3f | 2596 | random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime setsid \ |
85ea1a28 | 2597 | strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \ |
807e2671 | 2598 | utimes getrlimit setrlimit setpgid getcwd getwd shutdown getaddrinfo \ |
ec406751 | 2599 | __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \ |
66abe596 | 2600 | sendto recvfrom getsockopt setsockopt getsockname getpeername \ |
72621b4e | 2601 | gai_strerror mkstemp getline getdelim mremap memmove fsync sync bzero \ |
25241b4d | 2602 | memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign \ |
15e12598 | 2603 | cfmakeraw cfsetspeed isnan copysign) |
38c44a91 | 2604 | |
66abe596 KS |
2605 | AC_CHECK_HEADERS(sys/un.h) |
2606 | ||
38c44a91 DL |
2607 | AC_FUNC_MKTIME |
2608 | if test "$ac_cv_func_working_mktime" = no; then | |
5e7d772d | 2609 | AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.]) |
38c44a91 DL |
2610 | fi |
2611 | ||
1ca2077a DL |
2612 | AC_FUNC_GETLOADAVG |
2613 | ||
64a04a42 | 2614 | AC_FUNC_FSEEKO |
63c59d1e | 2615 | |
9eff9fe3 PE |
2616 | # Configure getopt. |
2617 | m4_include([m4/getopt.m4]) | |
2618 | gl_GETOPT_IFELSE([ | |
2619 | gl_GETOPT_SUBSTITUTE_HEADER | |
2620 | gl_PREREQ_GETOPT | |
2621 | GETOPTOBJS='getopt.o getopt1.o' | |
2622 | ]) | |
2623 | AC_SUBST(GETOPTOBJS) | |
2624 | ||
71cc40d5 DL |
2625 | AC_FUNC_GETPGRP |
2626 | ||
12c0a8da DL |
2627 | AC_FUNC_STRFTIME |
2628 | ||
64a04a42 | 2629 | # UNIX98 PTYs. |
40ccc4c7 GM |
2630 | AC_CHECK_FUNCS(grantpt) |
2631 | ||
2632 | # PTY-related GNU extensions. | |
2633 | AC_CHECK_FUNCS(getpt) | |
2634 | ||
16831d8c RS |
2635 | # Check this now, so that we will NOT find the above functions in ncurses. |
2636 | # That is because we have not set up to link ncurses in lib-src. | |
2637 | # It's better to believe a function is not available | |
2638 | # than to expect to find it in ncurses. | |
40c17879 | 2639 | # Also we need tputs and friends to be able to build at all. |
47ad15cd JD |
2640 | have_tputs_et_al=true |
2641 | AC_SEARCH_LIBS(tputs, [ncurses terminfo termcap], , have_tputs_et_al=false) | |
2642 | if test "$have_tputs_et_al" != true; then | |
2643 | AC_MSG_ERROR([I couldn't find termcap functions (tputs and friends). | |
2644 | Maybe some development libraries/packages are missing? Try installing | |
2645 | libncurses-dev(el), libterminfo-dev(el) or similar.]) | |
2646 | fi | |
2647 | # Must define this when any termcap library is found. | |
866b0a7b GM |
2648 | AC_DEFINE(HAVE_LIBNCURSES, 1, |
2649 | [Define to 1 if you have the `ncurses' library (-lncurses).]) | |
40c17879 GM |
2650 | ## FIXME This was the cpp logic, but I am not sure it is right. |
2651 | ## The above test has not necessarily found libncurses. | |
2652 | HAVE_LIBNCURSES=yes | |
2653 | ||
2654 | ## Use terminfo instead of termcap? | |
2655 | ## Note only system files NOT using terminfo are: | |
0a5a0089 | 2656 | ## freebsd < 40000, ms-w32, msdos, netbsd < 599002500, and |
40c17879 GM |
2657 | ## darwin|gnu without ncurses. |
2658 | TERMINFO=no | |
2659 | LIBS_TERMCAP= | |
2660 | case "$opsys" in | |
2661 | ## cygwin: Fewer environment variables to go wrong, more terminal types. | |
2662 | ## hpux10-20: Use the system provided termcap(3) library. | |
2663 | ## openbsd: David Mazieres <dm@reeducation-labor.lcs.mit.edu> says this | |
2664 | ## is necessary. Otherwise Emacs dumps core when run -nw. | |
35a20d6c | 2665 | aix4-2|cygwin|hpux*|irix6-5|openbsd|sol2*|unixware) TERMINFO=yes ;; |
40c17879 GM |
2666 | |
2667 | ## darwin: Prevents crashes when running Emacs in Terminal.app under 10.2. | |
2668 | ## The ncurses library has been moved out of the System framework in | |
2669 | ## Mac OS X 10.2. So if configure detects it, set the command-line | |
2670 | ## option to use it. | |
2671 | darwin|gnu*) | |
2672 | ## (HAVE_LIBNCURSES was not always true, but is since 2010-03-18.) | |
2673 | if test "x$HAVE_LIBNCURSES" = "xyes"; then | |
2674 | TERMINFO=yes | |
2675 | LIBS_TERMCAP="-lncurses" | |
2676 | fi | |
2677 | ;; | |
0c565a0a | 2678 | |
40c17879 GM |
2679 | freebsd) |
2680 | AC_MSG_CHECKING([whether FreeBSD is new enough to use terminfo]) | |
2681 | AC_CACHE_VAL(emacs_cv_freebsd_terminfo, | |
2682 | [AC_TRY_LINK([#include <osreldate.h>], | |
2683 | [#if __FreeBSD_version < 400000 | |
2684 | fail; | |
2685 | #endif | |
2686 | ], emacs_cv_freebsd_terminfo=yes, emacs_cv_freebsd_terminfo=no)]) | |
555ffc3f | 2687 | |
40c17879 GM |
2688 | AC_MSG_RESULT($emacs_cv_freebsd_terminfo) |
2689 | ||
2690 | if test $emacs_cv_freebsd_terminfo = yes; then | |
2691 | TERMINFO=yes | |
2692 | LIBS_TERMCAP="-lncurses" | |
2693 | else | |
2694 | LIBS_TERMCAP="-ltermcap" | |
2695 | fi | |
2696 | ;; | |
2697 | ||
0a5a0089 | 2698 | netbsd) |
2699 | if test $ac_cv_search_tputs = -lterminfo; then | |
2700 | TERMINFO=yes | |
2701 | LIBS_TERMCAP="-lterminfo" | |
2702 | else | |
2703 | LIBS_TERMCAP="-ltermcap" | |
2704 | fi | |
2705 | ;; | |
2706 | ||
40c17879 GM |
2707 | esac |
2708 | ||
2709 | case "$opsys" in | |
2710 | ## hpux: Make sure we get select from libc rather than from libcurses | |
2711 | ## because libcurses on HPUX 10.10 has a broken version of select. | |
2712 | ## We used to use -lc -lcurses, but this may be cleaner. | |
0a5a0089 | 2713 | hpux*) LIBS_TERMCAP="-ltermcap" ;; |
40c17879 GM |
2714 | |
2715 | openbsd) LIBS_TERMCAP="-lncurses" ;; | |
2716 | ||
2717 | ## Must use system termcap, if we use any termcap. It does special things. | |
2718 | sol2*) test "$TERMINFO" != yes && LIBS_TERMCAP="-ltermcap" ;; | |
2719 | esac | |
2720 | ||
2721 | TERMCAP_OBJ=tparam.o | |
2722 | if test $TERMINFO = yes; then | |
2723 | AC_DEFINE(TERMINFO, 1, [Define to 1 if you use terminfo instead of termcap.]) | |
2724 | ||
2725 | ## Default used to be -ltermcap. Add a case above if need something else. | |
2726 | test "x$LIBS_TERMCAP" = "x" && LIBS_TERMCAP="-lcurses" | |
2727 | ||
2728 | TERMCAP_OBJ=terminfo.o | |
2729 | fi | |
2730 | AC_SUBST(LIBS_TERMCAP) | |
2731 | AC_SUBST(TERMCAP_OBJ) | |
2732 | ||
2733 | ||
2734 | # Do we have res_init, for detecting changes in /etc/resolv.conf? | |
555ffc3f | 2735 | resolv=no |
c0a3f2a2 AS |
2736 | AC_TRY_LINK([#include <netinet/in.h> |
2737 | #include <arpa/nameser.h> | |
2738 | #include <resolv.h>], | |
2739 | [return res_init();], | |
2740 | have_res_init=yes, have_res_init=no) | |
555ffc3f CY |
2741 | if test "$have_res_init" = no; then |
2742 | OLIBS="$LIBS" | |
2743 | LIBS="$LIBS -lresolv" | |
2744 | AC_MSG_CHECKING(for res_init with -lresolv) | |
2745 | AC_TRY_LINK([#include <netinet/in.h> | |
2746 | #include <arpa/nameser.h> | |
c0a3f2a2 AS |
2747 | #include <resolv.h>], |
2748 | [return res_init();], | |
555ffc3f CY |
2749 | have_res_init=yes, have_res_init=no) |
2750 | AC_MSG_RESULT($have_res_init) | |
2751 | if test "$have_res_init" = yes ; then | |
2752 | resolv=yes | |
2753 | fi | |
2754 | LIBS="$OLIBS" | |
2755 | fi | |
2756 | ||
2757 | if test "$have_res_init" = yes; then | |
2758 | AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.]) | |
2759 | fi | |
2760 | ||
84e70f78 | 2761 | # Do we need the Hesiod library to provide the support routines? |
aded53ff | 2762 | LIBHESIOD= |
316460cf | 2763 | if test "$with_hesiod" != no ; then |
aded53ff | 2764 | # Don't set $LIBS here -- see comments above. FIXME which comments? |
84e70f78 KR |
2765 | AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, , |
2766 | [AC_CHECK_LIB(resolv, res_send, resolv=yes, | |
2767 | [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])]) | |
2768 | if test "$resolv" = yes ; then | |
2769 | RESOLVLIB=-lresolv | |
84e70f78 KR |
2770 | else |
2771 | RESOLVLIB= | |
2772 | fi | |
2773 | AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost, | |
aded53ff GM |
2774 | hesiod=yes, :, $RESOLVLIB)]) |
2775 | ||
2776 | if test x"$hesiod" = xyes; then | |
2777 | AC_DEFINE(HAVE_LIBHESIOD, 1, | |
2778 | [Define to 1 if you have the hesiod library (-lhesiod).]) | |
2779 | LIBHESIOD=-lhesiod | |
2780 | fi | |
84e70f78 | 2781 | fi |
aded53ff | 2782 | AC_SUBST(LIBHESIOD) |
84e70f78 | 2783 | |
555ffc3f CY |
2784 | # Do we need libresolv (due to res_init or Hesiod)? |
2785 | if test "$resolv" = yes ; then | |
2786 | AC_DEFINE(HAVE_LIBRESOLV, 1, | |
2787 | [Define to 1 if you have the resolv library (-lresolv).]) | |
aded53ff GM |
2788 | LIBRESOLV=-lresolv |
2789 | else | |
2790 | LIBRESOLV= | |
555ffc3f | 2791 | fi |
aded53ff | 2792 | AC_SUBST(LIBRESOLV) |
555ffc3f | 2793 | |
a21616bd | 2794 | # These tell us which Kerberos-related libraries to use. |
aded53ff GM |
2795 | COM_ERRLIB= |
2796 | CRYPTOLIB= | |
2797 | KRB5LIB= | |
2798 | DESLIB= | |
2799 | KRB4LIB= | |
2800 | ||
316460cf | 2801 | if test "${with_kerberos}" != no; then |
aded53ff GM |
2802 | AC_CHECK_LIB(com_err, com_err, have_com_err=yes, have_com_err=no) |
2803 | if test $have_com_err = yes; then | |
2804 | COM_ERRLIB=-lcom_err | |
2805 | LIBS="$COM_ERRLIB $LIBS" | |
2806 | AC_DEFINE(HAVE_LIBCOM_ERR, 1, [Define to 1 if you have the `com_err' library (-lcom_err).]) | |
2807 | fi | |
2808 | AC_CHECK_LIB(crypto, mit_des_cbc_encrypt, have_crypto=yes, have_crypto=no) | |
2809 | if test $have_crypto = yes; then | |
2810 | CRYPTOLIB=-lcrypto | |
2811 | LIBS="$CRYPTOLIB $LIBS" | |
2812 | AC_DEFINE(HAVE_LIBCRYPTO, 1, [Define to 1 if you have the `crypto' library (-lcrypto).]) | |
2813 | fi | |
2814 | AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt, have_k5crypto=yes, have_k5crypto=no) | |
2815 | if test $have_k5crypto = yes; then | |
2816 | CRYPTOLIB=-lk5crypto | |
2817 | LIBS="$CRYPTOLIB $LIBS" | |
2818 | AC_DEFINE(HAVE_LIBK5CRYPTO, 1, [Define to 1 if you have the `k5crypto' library (-lk5crypto).]) | |
2819 | fi | |
2820 | AC_CHECK_LIB(krb5, krb5_init_context, have_krb5=yes, have_krb5=no) | |
2821 | if test $have_krb5=yes; then | |
2822 | KRB5LIB=-lkrb5 | |
2823 | LIBS="$KRB5LIB $LIBS" | |
2824 | AC_DEFINE(HAVE_LIBKRB5, 1, [Define to 1 if you have the `krb5' library (-lkrb5).]) | |
2825 | fi | |
2826 | dnl FIXME Simplify. Does not match 22 logic, thanks to default_off? | |
316460cf | 2827 | if test "${with_kerberos5}" = no; then |
aded53ff GM |
2828 | AC_CHECK_LIB(des425, des_cbc_encrypt, have_des425=yes, have_des425=no ) |
2829 | if test $have_des425 = yes; then | |
2830 | DESLIB=-ldes425 | |
2831 | LIBS="$DESLIB $LIBS" | |
2832 | AC_DEFINE(HAVE_LIBDES425, 1, [Define to 1 if you have the `des425' library (-ldes425).]) | |
2833 | else | |
2834 | AC_CHECK_LIB(des, des_cbc_encrypt, have_des=yes, have_des=no) | |
2835 | if test $have_des = yes; then | |
2836 | DESLIB=-ldes | |
2837 | LIBS="$DESLIB $LIBS" | |
2838 | AC_DEFINE(HAVE_LIBDES, 1, [Define to 1 if you have the `des' library (-ldes).]) | |
2839 | fi | |
2840 | fi | |
2841 | AC_CHECK_LIB(krb4, krb_get_cred, have_krb4=yes, have_krb4=no) | |
2842 | if test $have_krb4 = yes; then | |
2843 | KRB4LIB=-lkrb4 | |
2844 | LIBS="$KRB4LIB $LIBS" | |
2845 | AC_DEFINE(HAVE_LIBKRB4, 1, [Define to 1 if you have the `krb4' library (-lkrb4).]) | |
2846 | else | |
2847 | AC_CHECK_LIB(krb, krb_get_cred, have_krb=yes, have_krb=no) | |
2848 | if test $have_krb = yes; then | |
2849 | KRB4LIB=-lkrb | |
2850 | LIBS="$KRB4LIB $LIBS" | |
2851 | AC_DEFINE(HAVE_LIBKRB, 1, [Define to 1 if you have the `krb' library (-lkrb).]) | |
2852 | fi | |
2853 | fi | |
a21616bd KR |
2854 | fi |
2855 | ||
316460cf | 2856 | if test "${with_kerberos5}" != no; then |
bc26b0c0 | 2857 | AC_CHECK_HEADERS(krb5.h, |
9e0f670e AS |
2858 | [AC_CHECK_MEMBERS([krb5_error.text, krb5_error.e_text],,, |
2859 | [#include <krb5.h>])]) | |
a21616bd KR |
2860 | else |
2861 | AC_CHECK_HEADERS(des.h,, | |
5a129faf PE |
2862 | [AC_CHECK_HEADERS(kerberosIV/des.h,, |
2863 | [AC_CHECK_HEADERS(kerberos/des.h)])]) | |
a21616bd | 2864 | AC_CHECK_HEADERS(krb.h,, |
5a129faf PE |
2865 | [AC_CHECK_HEADERS(kerberosIV/krb.h,, |
2866 | [AC_CHECK_HEADERS(kerberos/krb.h)])]) | |
a21616bd KR |
2867 | fi |
2868 | AC_CHECK_HEADERS(com_err.h) | |
2869 | fi | |
2870 | ||
aded53ff GM |
2871 | AC_SUBST(COM_ERRLIB) |
2872 | AC_SUBST(CRYPTOLIB) | |
2873 | AC_SUBST(KRB5LIB) | |
2874 | AC_SUBST(DESLIB) | |
2875 | AC_SUBST(KRB4LIB) | |
2876 | ||
c4510052 PE |
2877 | # Solaris requires -lintl if you want strerror (which calls dgettext) |
2878 | # to return localized messages. | |
2879 | AC_CHECK_LIB(intl, dgettext) | |
2880 | ||
0c565a0a RS |
2881 | AC_MSG_CHECKING(whether localtime caches TZ) |
2882 | AC_CACHE_VAL(emacs_cv_localtime_cache, | |
fcc303f4 | 2883 | [if test x$ac_cv_func_tzset = xyes; then |
0c565a0a | 2884 | AC_TRY_RUN([#include <time.h> |
22cc077c RS |
2885 | extern char **environ; |
2886 | unset_TZ () | |
2887 | { | |
2888 | char **from, **to; | |
2889 | for (to = from = environ; (*to = *from); from++) | |
2890 | if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '=')) | |
2891 | to++; | |
2892 | } | |
98ab445d RS |
2893 | char TZ_GMT0[] = "TZ=GMT0"; |
2894 | char TZ_PST8[] = "TZ=PST8"; | |
0c565a0a RS |
2895 | main() |
2896 | { | |
2897 | time_t now = time ((time_t *) 0); | |
22cc077c | 2898 | int hour_GMT0, hour_unset; |
98ab445d | 2899 | if (putenv (TZ_GMT0) != 0) |
0c565a0a | 2900 | exit (1); |
22cc077c RS |
2901 | hour_GMT0 = localtime (&now)->tm_hour; |
2902 | unset_TZ (); | |
2903 | hour_unset = localtime (&now)->tm_hour; | |
98ab445d | 2904 | if (putenv (TZ_PST8) != 0) |
0c565a0a | 2905 | exit (1); |
22cc077c RS |
2906 | if (localtime (&now)->tm_hour == hour_GMT0) |
2907 | exit (1); | |
2908 | unset_TZ (); | |
2909 | if (localtime (&now)->tm_hour != hour_unset) | |
2910 | exit (1); | |
2911 | exit (0); | |
0c565a0a RS |
2912 | }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes, |
2913 | [# If we have tzset, assume the worst when cross-compiling. | |
2914 | emacs_cv_localtime_cache=yes]) | |
2915 | else | |
2916 | # If we lack tzset, report that localtime does not cache TZ, | |
2917 | # since we can't invalidate the cache if we don't have tzset. | |
2918 | emacs_cv_localtime_cache=no | |
2919 | fi])dnl | |
2920 | AC_MSG_RESULT($emacs_cv_localtime_cache) | |
2921 | if test $emacs_cv_localtime_cache = yes; then | |
5e7d772d AS |
2922 | AC_DEFINE(LOCALTIME_CACHE, 1, |
2923 | [Define to 1 if localtime caches TZ.]) | |
0c565a0a | 2924 | fi |
9ec10b2f | 2925 | |
3d68df05 | 2926 | if test "x$HAVE_TIMEVAL" = xyes; then |
8a2c2328 | 2927 | AC_CHECK_FUNCS(gettimeofday) |
5e7d772d AS |
2928 | if test $ac_cv_func_gettimeofday = yes; then |
2929 | AC_CACHE_CHECK(whether gettimeofday can accept two arguments, | |
2930 | emacs_cv_gettimeofday_two_arguments, | |
2931 | [AC_TRY_COMPILE([ | |
5ab52d42 RS |
2932 | #ifdef TIME_WITH_SYS_TIME |
2933 | #include <sys/time.h> | |
2934 | #include <time.h> | |
2935 | #else | |
2936 | #ifdef HAVE_SYS_TIME_H | |
2937 | #include <sys/time.h> | |
2938 | #else | |
2939 | #include <time.h> | |
2940 | #endif | |
290c1191 | 2941 | #endif], |
5e7d772d AS |
2942 | [struct timeval time; |
2943 | gettimeofday (&time, 0);], | |
2944 | emacs_cv_gettimeofday_two_arguments=yes, | |
2945 | emacs_cv_gettimeofday_two_arguments=no)]) | |
2946 | if test $emacs_cv_gettimeofday_two_arguments = no; then | |
2947 | AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1, | |
2948 | [Define to 1 if gettimeofday accepts only one argument.]) | |
2949 | fi | |
fd0a060b | 2950 | fi |
5ab52d42 RS |
2951 | fi |
2952 | ||
9ec10b2f | 2953 | ok_so_far=yes |
6e0dc84a | 2954 | AC_CHECK_FUNC(socket, , ok_so_far=no) |
9ec10b2f | 2955 | if test $ok_so_far = yes; then |
6e0dc84a | 2956 | AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no) |
9ec10b2f DM |
2957 | fi |
2958 | if test $ok_so_far = yes; then | |
6e0dc84a | 2959 | AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no) |
9ec10b2f DM |
2960 | fi |
2961 | if test $ok_so_far = yes; then | |
91b5aa9a | 2962 | dnl Fixme: Not used. Should this be HAVE_SOCKETS? |
5e7d772d AS |
2963 | AC_DEFINE(HAVE_INET_SOCKETS, 1, |
2964 | [Define to 1 if you have inet sockets.]) | |
9ec10b2f DM |
2965 | fi |
2966 | ||
ce6e4c21 | 2967 | AC_CHECK_HEADERS(sys/ioctl.h) |
2ba3faa3 | 2968 | |
7bbbba31 | 2969 | if test -f /usr/lpp/X11/bin/smt.exp; then |
5e7d772d AS |
2970 | AC_DEFINE(HAVE_AIX_SMT_EXP, 1, |
2971 | [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.]) | |
7bbbba31 DM |
2972 | fi |
2973 | ||
27b07953 GM |
2974 | AC_MSG_CHECKING(whether system supports dynamic ptys) |
2975 | if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then | |
2976 | AC_MSG_RESULT(yes) | |
5e7d772d | 2977 | AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.]) |
27b07953 GM |
2978 | else |
2979 | AC_MSG_RESULT(no) | |
2980 | fi | |
2981 | ||
5a129faf | 2982 | AC_FUNC_FORK |
79e12078 | 2983 | |
fb33ec52 DL |
2984 | dnl Adapted from Haible's version. |
2985 | AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset, | |
2986 | [AC_TRY_LINK([#include <langinfo.h>], | |
2987 | [char* cs = nl_langinfo(CODESET);], | |
2988 | emacs_cv_langinfo_codeset=yes, | |
2989 | emacs_cv_langinfo_codeset=no) | |
2990 | ]) | |
2991 | if test $emacs_cv_langinfo_codeset = yes; then | |
2992 | AC_DEFINE(HAVE_LANGINFO_CODESET, 1, | |
2993 | [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) | |
2994 | fi | |
2995 | ||
f3acf5be | 2996 | AC_CHECK_TYPES(size_t) |
8170f46b | 2997 | |
12c0a8da DL |
2998 | AC_TYPE_MBSTATE_T |
2999 | ||
91b5aa9a DL |
3000 | dnl Restrict could probably be used effectively other than in regex.c. |
3001 | AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict, | |
3002 | [AC_TRY_COMPILE([void fred (int *restrict x);], [], | |
3003 | emacs_cv_c_restrict=yes, | |
3004 | [AC_TRY_COMPILE([void fred (int *__restrict x);], [], | |
3005 | emacs_cv_c_restrict=__restrict, | |
3006 | emacs_cv_c_restrict=no)])]) | |
3007 | case "$emacs_cv_c_restrict" in | |
3008 | yes) emacs_restrict=restrict;; | |
3009 | no) emacs_restrict="";; | |
3010 | *) emacs_restrict="$emacs_cv_c_restrict";; | |
3011 | esac | |
3012 | if test "$emacs_restrict" != __restrict; then | |
3013 | AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict, | |
3014 | [Define to compiler's equivalent of C99 restrict keyword. | |
3015 | Don't define if equivalent is `__restrict'.]) | |
3016 | fi | |
3017 | ||
3018 | AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr, | |
3019 | [AC_TRY_COMPILE([void fred (int x[__restrict]);], [], | |
3020 | emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)]) | |
3021 | if test "$emacs_cv_c_restrict_arr" = yes; then | |
3022 | AC_DEFINE(__restrict_arr, __restrict, | |
3023 | [Define to compiler's equivalent of C99 restrict keyword in array | |
3024 | declarations. Define as empty for no equivalent.]) | |
3025 | fi | |
3026 | ||
3027 | dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear | |
3028 | dnl how the tty code is related to POSIX and/or other versions of termios. | |
4b121527 DL |
3029 | dnl The following looks like a useful start. |
3030 | dnl | |
3031 | dnl AC_SYS_POSIX_TERMIOS | |
3032 | dnl if test $ac_cv_sys_posix_termios = yes; then | |
f6214bb7 | 3033 | dnl AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions |
4b121527 DL |
3034 | dnl and macros for terminal control.]) |
3035 | dnl AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.]) | |
3036 | dnl fi | |
91b5aa9a DL |
3037 | |
3038 | dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used. (Needs libobj replacement.) | |
3039 | ||
9ec10b2f DM |
3040 | # Set up the CFLAGS for real compilation, so we can substitute it. |
3041 | CFLAGS="$REAL_CFLAGS" | |
5a9bf171 | 3042 | CPPFLAGS="$REAL_CPPFLAGS" |
9ec10b2f | 3043 | |
9978c06c CY |
3044 | ## Hack to detect a buggy GCC version. |
3045 | if test "x$GCC" = xyes \ | |
3046 | && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \ | |
3047 | && test x"`echo $CFLAGS | grep '\-O@<:@23@:>@'`" != x \ | |
3048 | && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then | |
3049 | AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.]) | |
3050 | fi | |
3051 | ||
9ec10b2f | 3052 | #### Find out which version of Emacs this is. |
8c5ff6dd | 3053 | [version=`grep 'const char emacs_version' ${srcdir}/src/emacs.c \ |
91b5aa9a | 3054 | | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`] |
9ec10b2f | 3055 | if test x"${version}" = x; then |
8c5ff6dd | 3056 | AC_MSG_ERROR([can't find current emacs version in `${srcdir}/src/emacs.c'.]) |
9ec10b2f | 3057 | fi |
879de935 | 3058 | if test x"${version}" != x"$PACKAGE_VERSION"; then |
8c5ff6dd | 3059 | AC_MSG_WARN([version mismatch between `${srcdir}/configure.in' and `${srcdir}/src/emacs.c'.]) |
879de935 | 3060 | fi |
9ec10b2f | 3061 | |
9ec10b2f DM |
3062 | ### Specify what sort of things we'll be editing into Makefile and config.h. |
3063 | ### Use configuration here uncanonicalized to avoid exceeding size limits. | |
3064 | AC_SUBST(version) | |
3065 | AC_SUBST(configuration) | |
0116466b | 3066 | ## Unused? |
3cd69289 | 3067 | AC_SUBST(canonical) |
9ec10b2f DM |
3068 | AC_SUBST(srcdir) |
3069 | AC_SUBST(prefix) | |
3070 | AC_SUBST(exec_prefix) | |
3071 | AC_SUBST(bindir) | |
3072 | AC_SUBST(datadir) | |
3cd69289 DM |
3073 | AC_SUBST(sharedstatedir) |
3074 | AC_SUBST(libexecdir) | |
9ec10b2f DM |
3075 | AC_SUBST(mandir) |
3076 | AC_SUBST(infodir) | |
3077 | AC_SUBST(lispdir) | |
3078 | AC_SUBST(locallisppath) | |
3079 | AC_SUBST(lisppath) | |
66d736a9 | 3080 | AC_SUBST(x_default_search_path) |
9ec10b2f | 3081 | AC_SUBST(etcdir) |
9ec10b2f DM |
3082 | AC_SUBST(archlibdir) |
3083 | AC_SUBST(docdir) | |
3cd69289 | 3084 | AC_SUBST(bitmapdir) |
93c05c18 CW |
3085 | AC_SUBST(gamedir) |
3086 | AC_SUBST(gameuser) | |
aaa36002 | 3087 | AC_SUBST(unexec) |
0116466b GM |
3088 | ## FIXME? Nothing uses @LD_SWITCH_X_SITE@. |
3089 | ## src/Makefile.in did add LD_SWITCH_X_SITE (as a cpp define) to the | |
3090 | ## end of LIBX_BASE, but nothing ever set it. | |
9ec10b2f | 3091 | AC_SUBST(LD_SWITCH_X_SITE) |
9ec10b2f | 3092 | AC_SUBST(C_SWITCH_X_SITE) |
ed6281b0 | 3093 | AC_SUBST(C_SWITCH_X_SYSTEM) |
9ec10b2f | 3094 | AC_SUBST(CFLAGS) |
986fb647 | 3095 | ## Used in lwlib/Makefile.in. |
9ec10b2f DM |
3096 | AC_SUBST(X_TOOLKIT_TYPE) |
3097 | AC_SUBST(machfile) | |
3098 | AC_SUBST(opsysfile) | |
1ca2077a | 3099 | AC_SUBST(GETLOADAVG_LIBS) |
edfda783 | 3100 | AC_SUBST(ns_appdir) |
06b62770 AR |
3101 | AC_SUBST(ns_appbindir) |
3102 | AC_SUBST(ns_appresdir) | |
3103 | AC_SUBST(ns_appsrc) | |
48fad8e8 | 3104 | AC_SUBST(GNU_OBJC_CFLAGS) |
005bd5a2 | 3105 | AC_SUBST(OTHER_FILES) |
9ec10b2f | 3106 | |
5e7d772d AS |
3107 | AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}", |
3108 | [Define to the canonical Emacs configuration name.]) | |
3109 | AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}", | |
3110 | [Define to the options passed to configure.]) | |
3111 | AC_DEFINE_UNQUOTED(config_machfile, "${machfile}", | |
3112 | [Define to the used machine dependent file.]) | |
3113 | AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}", | |
3114 | [Define to the used os dependent file.]) | |
9ec10b2f | 3115 | |
10efe302 GM |
3116 | XMENU_OBJ= |
3117 | XOBJ= | |
6e546d18 | 3118 | FONT_OBJ= |
9ec10b2f | 3119 | if test "${HAVE_X_WINDOWS}" = "yes" ; then |
5e7d772d AS |
3120 | AC_DEFINE(HAVE_X_WINDOWS, 1, |
3121 | [Define to 1 if you want to use the X window system.]) | |
10efe302 GM |
3122 | XMENU_OBJ=xmenu.o |
3123 | XOBJ="xterm.o xfns.o xselect.o xrdb.o fontset.o xsmfns.o fringe.o image.o xsettings.o xgselect.o" | |
6e546d18 GM |
3124 | FONT_OBJ=xfont.o |
3125 | if test "$HAVE_XFT" = "yes"; then | |
3126 | FONT_OBJ="$FONT_OBJ ftfont.o xftfont.o ftxfont.o" | |
3127 | elif test "$HAVE_FREETYPE" = "yes"; then | |
3128 | FONT_OBJ="$FONT_OBJ ftfont.o ftxfont.o" | |
3129 | fi | |
3130 | AC_SUBST(FONT_OBJ) | |
9ec10b2f | 3131 | fi |
10efe302 GM |
3132 | AC_SUBST(XMENU_OBJ) |
3133 | AC_SUBST(XOBJ) | |
6e546d18 | 3134 | AC_SUBST(FONT_OBJ) |
10efe302 | 3135 | |
b678dd8b | 3136 | WIDGET_OBJ= |
c6ea2936 | 3137 | MOTIF_LIBW= |
9ec10b2f | 3138 | if test "${USE_X_TOOLKIT}" != "none" ; then |
b678dd8b | 3139 | WIDGET_OBJ=widget.o |
5e7d772d | 3140 | AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.]) |
d893468a | 3141 | if test "${USE_X_TOOLKIT}" = "LUCID"; then |
73d798d5 | 3142 | AC_DEFINE(USE_LUCID, 1, [Define to 1 if using the Lucid X toolkit.]) |
d893468a | 3143 | elif test "${USE_X_TOOLKIT}" = "MOTIF"; then |
73d798d5 | 3144 | AC_DEFINE(USE_MOTIF, 1, [Define to 1 if using the Motif X toolkit.]) |
c6ea2936 GM |
3145 | MOTIF_LIBW=-lXm |
3146 | case "$opsys" in | |
3147 | gnu-linux) | |
3148 | ## Paul Abrahams <abrahams at equinox.shaysnet.com> says this is needed. | |
3149 | MOTIF_LIBW="$MOTIF_LIBW -lXpm" | |
3150 | ;; | |
3151 | ||
3152 | unixware) | |
3153 | ## Richard Anthony Ryan <ryanr at ellingtn.ftc.nrcs.usda.gov> | |
3154 | ## says -lXimp is needed in UNIX_SV ... 4.2 1.1.2. | |
3155 | MOTIF_LIBW="MOTIF_LIBW -lXimp" | |
3156 | ;; | |
3157 | ||
3158 | aix4-2) | |
3159 | ## olson@mcs.anl.gov says -li18n is needed by -lXm. | |
3160 | MOTIF_LIBW="$MOTIF_LIBW -li18n" | |
3161 | ;; | |
3162 | esac | |
3163 | MOTIF_LIBW="$MOTIF_LIBW $LIBXP" | |
73d798d5 | 3164 | fi |
9ec10b2f | 3165 | fi |
b678dd8b | 3166 | AC_SUBST(WIDGET_OBJ) |
986fb647 | 3167 | |
d5096f16 | 3168 | TOOLKIT_LIBW= |
986fb647 GM |
3169 | case "$USE_X_TOOLKIT" in |
3170 | MOTIF) TOOLKIT_LIBW="$MOTIF_LIBW" ;; | |
3171 | LUCID) TOOLKIT_LIBW="$LUCID_LIBW" ;; | |
d5096f16 | 3172 | none) test "x$HAVE_GTK" = "xyes" && TOOLKIT_LIBW="$GTK_LIBS" ;; |
986fb647 GM |
3173 | esac |
3174 | AC_SUBST(TOOLKIT_LIBW) | |
3175 | ||
3dee6fdb GM |
3176 | if test "$USE_X_TOOLKIT" = "none"; then |
3177 | LIBXT_OTHER="\$(LIBXSM)" | |
1a82cca9 | 3178 | OLDXMENU_TARGET="really-oldXMenu" |
3dee6fdb GM |
3179 | else |
3180 | LIBXT_OTHER="\$(LIBXMU) -lXt \$(LIBXTR6) -lXext" | |
1a82cca9 | 3181 | OLDXMENU_TARGET="really-lwlib" |
3dee6fdb GM |
3182 | fi |
3183 | AC_SUBST(LIBXT_OTHER) | |
1a82cca9 | 3184 | AC_SUBST(OLDXMENU_TARGET) |
3dee6fdb | 3185 | |
d5096f16 GM |
3186 | ## The X Menu stuff is present in the X10 distribution, but missing |
3187 | ## from X11. If we have X10, just use the installed library; | |
3188 | ## otherwise, use our own copy. | |
9ec10b2f | 3189 | if test "${HAVE_X11}" = "yes" ; then |
5e7d772d AS |
3190 | AC_DEFINE(HAVE_X11, 1, |
3191 | [Define to 1 if you want to use version 11 of X windows. | |
3192 | Otherwise, Emacs expects to use version 10.]) | |
d5096f16 GM |
3193 | |
3194 | if test "$USE_X_TOOLKIT" = "none"; then | |
3195 | OLDXMENU="\${oldXMenudir}libXMenu11.a" | |
3196 | else | |
3197 | OLDXMENU="\${lwlibdir}liblw.a" | |
3198 | fi | |
3199 | LIBXMENU="\$(OLDXMENU)" | |
3dee6fdb | 3200 | LIBX_OTHER="\$(LIBXT) \$(LIBX_EXTRA)" |
16455a85 | 3201 | OLDXMENU_DEPS="\${OLDXMENU} ../src/\${OLDXMENU}" |
d5096f16 GM |
3202 | else |
3203 | OLDXMENU= | |
4235ca47 GM |
3204 | ## FIXME This case (!HAVE_X11 && HAVE_X_WINDOWS) is no longer possible(?). |
3205 | if test "${HAVE_X_WINDOWS}" = "yes"; then | |
3206 | LIBXMENU="-lXMenu" | |
3207 | else | |
3208 | LIBXMENU= | |
3209 | fi | |
3dee6fdb | 3210 | LIBX_OTHER= |
16455a85 | 3211 | OLDXMENU_DEPS= |
9ec10b2f | 3212 | fi |
d5096f16 | 3213 | |
472c5d6b | 3214 | if test "$HAVE_GTK" = "yes" || test "$HAVE_MENUS" != "yes"; then |
d5096f16 GM |
3215 | OLDXMENU= |
3216 | LIBXMENU= | |
16455a85 | 3217 | OLDXMENU_DEPS= |
d5096f16 GM |
3218 | fi |
3219 | ||
3220 | AC_SUBST(OLDXMENU) | |
3221 | AC_SUBST(LIBXMENU) | |
3dee6fdb | 3222 | AC_SUBST(LIBX_OTHER) |
16455a85 | 3223 | AC_SUBST(OLDXMENU_DEPS) |
d5096f16 | 3224 | |
08741ba9 | 3225 | if test "${HAVE_MENUS}" = "yes" ; then |
5e7d772d AS |
3226 | AC_DEFINE(HAVE_MENUS, 1, |
3227 | [Define to 1 if you have mouse menus. | |
3228 | (This is automatic if you use X, but the option to specify it remains.) | |
3229 | It is also defined with other window systems that support xmenu.c.]) | |
9ec10b2f | 3230 | fi |
40dc6bf4 | 3231 | |
9ec10b2f | 3232 | if test "${GNU_MALLOC}" = "yes" ; then |
5e7d772d AS |
3233 | AC_DEFINE(GNU_MALLOC, 1, |
3234 | [Define to 1 if you want to use the GNU memory allocator.]) | |
9ec10b2f | 3235 | fi |
40dc6bf4 GM |
3236 | |
3237 | RALLOC_OBJ= | |
9ec10b2f | 3238 | if test "${REL_ALLOC}" = "yes" ; then |
5e7d772d AS |
3239 | AC_DEFINE(REL_ALLOC, 1, |
3240 | [Define REL_ALLOC if you want to use the relocating allocator for | |
3241 | buffer space.]) | |
9ec10b2f | 3242 | |
40dc6bf4 GM |
3243 | test "$system_malloc" != "yes" && RALLOC_OBJ=ralloc.o |
3244 | fi | |
3245 | AC_SUBST(RALLOC_OBJ) | |
7eb1ac33 | 3246 | |
7eb1ac33 GM |
3247 | if test "$opsys" = "cygwin"; then |
3248 | CYGWIN_OBJ="sheap.o" | |
3249 | ## Cygwin differs because of its unexec(). | |
7acac9f4 | 3250 | PRE_ALLOC_OBJ= |
6665f4c5 | 3251 | POST_ALLOC_OBJ=lastfile.o |
7eb1ac33 | 3252 | else |
d5096f16 | 3253 | CYGWIN_OBJ= |
7acac9f4 | 3254 | PRE_ALLOC_OBJ=lastfile.o |
6665f4c5 | 3255 | POST_ALLOC_OBJ= |
7eb1ac33 | 3256 | fi |
c40f9449 | 3257 | AC_SUBST(CYGWIN_OBJ) |
7acac9f4 GM |
3258 | AC_SUBST(PRE_ALLOC_OBJ) |
3259 | AC_SUBST(POST_ALLOC_OBJ) | |
bfa6fb7e | 3260 | |
eb21eab5 GM |
3261 | |
3262 | case "$opsys" in | |
3263 | aix4-2) LD_SWITCH_SYSTEM_TEMACS="-Wl,-bnodelcsect" ;; | |
3264 | ||
3265 | darwin) | |
3266 | ## The -headerpad option tells ld (see man page) to leave room at the | |
3267 | ## end of the header for adding load commands. Needed for dumping. | |
3268 | ## 0x690 is the total size of 30 segment load commands (at 56 | |
3269 | ## each); under Cocoa 31 commands are required. | |
3270 | if test "$HAVE_NS" = "yes"; then | |
3271 | libs_nsgui="-framework AppKit" | |
3272 | headerpad_extra=6C8 | |
3273 | else | |
3274 | libs_nsgui= | |
3275 | headerpad_extra=690 | |
3276 | fi | |
3277 | LD_SWITCH_SYSTEM_TEMACS="-prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra" | |
3278 | ;; | |
3279 | ||
3280 | *) LD_SWITCH_SYSTEM_TEMACS= ;; | |
3281 | esac | |
3282 | AC_SUBST(LD_SWITCH_SYSTEM_TEMACS) | |
3283 | ||
3284 | ||
2f86b22b GM |
3285 | ## This exists because src/Makefile.in did some extra fiddling around |
3286 | ## with LD_SWITCH_SYSTEM. The cpp logic was: | |
3287 | ## #ifndef LD_SWITCH_SYSTEM | |
3288 | ## #if !defined (__GNUC__) && ((defined (BSD_SYSTEM) && !defined (COFF))) | |
3289 | ## Since all the *bsds define LD_SWITCH_SYSTEM, this simplifies to: | |
3290 | ## not using gcc, darwin system not on an alpha (ie darwin, since | |
3291 | ## darwin + alpha does not occur). | |
3292 | ## Note that unlike L_S_S, this is not used in ac_link. | |
3293 | if test "x$LD_SWITCH_SYSTEM" = "x" && test "x$GCC" != "xyes" && \ | |
3294 | test "$opsys" = "darwin"; then | |
3295 | LD_SWITCH_SYSTEM_EXTRA="-X" | |
3296 | else | |
3297 | LD_SWITCH_SYSTEM_EXTRA= | |
3298 | fi | |
3299 | AC_SUBST(LD_SWITCH_SYSTEM_EXTRA) | |
3300 | ||
3301 | ||
c1d0dcfd GM |
3302 | LINKER= |
3303 | ORDINARY_LINK= | |
3304 | case "$opsys" in | |
3305 | ## gnu: GNU needs its own crt0. | |
3306 | aix4-2|darwin|gnu|usg5-4|irix6-5|sol2*|unixware) ORDINARY_LINK=yes ;; | |
3307 | ||
3308 | cygwin) LINKER="\$(CC)" ;; | |
3309 | ||
3310 | ## On post 1.3 releases of NetBSD, gcc -nostdlib also clears the | |
3311 | ## library search parth, i.e. it won't search /usr/lib for libc and | |
3312 | ## friends. Using -nostartfiles instead avoids this problem, and | |
3313 | ## will also work on earlier NetBSD releases. | |
3314 | netbsd|openbsd) LINKER="\$(CC) -nostartfiles" ;; | |
3315 | ||
3316 | ## macpcc: NAKAJI Hiroyuki <nakaji@tutrp.tut.ac.jp> says | |
3317 | ## MkLinux/LinuxPPC needs this. | |
3318 | ## ibms390x only supports opsys = gnu-linux so it can be added here. | |
3319 | gnu-*) | |
3320 | case "$machine" in | |
3321 | macppc|ibms390x) LINKER="\$(CC) -nostdlib" ;; | |
3322 | esac | |
3323 | ;; | |
3324 | esac | |
3325 | ||
3326 | ## A macro which other sections of Makefile can redefine to munge the | |
3327 | ## flags before they are passed to LD. This is helpful if you have | |
3328 | ## redefined LD to something odd, like "gcc". | |
3329 | ## (The YMF prefix is a holdover from the old name "ymakefile".) | |
3330 | YMF_PASS_LDFLAGS=flags | |
3331 | if test "x$ORDINARY_LINK" = "xyes"; then | |
3332 | ||
3333 | LINKER="\$(CC)" | |
3334 | AC_DEFINE(ORDINARY_LINK, 1, [Define if the C compiler is the linker.]) | |
3335 | ||
3336 | ## The system files defining neither ORDINARY_LINK nor LINKER are: | |
3337 | ## (bsd-common), freebsd, gnu-* not on macppc|ibms390x, hpux*. | |
3338 | elif test "x$GCC" = "xyes" && test "x$LINKER" = "x"; then | |
3339 | ||
3340 | ## Versions of GCC >= 2.0 put their library, libgcc.a, in obscure | |
3341 | ## places that are difficult to figure out at make time. Fortunately, | |
3342 | ## these same versions allow you to pass arbitrary flags on to the | |
3343 | ## linker, so there is no reason not to use it as a linker. | |
3344 | ## | |
3345 | ## Well, it is not quite perfect. The "-nostdlib" keeps GCC from | |
3346 | ## searching for libraries in its internal directories, so we have to | |
3347 | ## ask GCC explicitly where to find libgcc.a (LIB_GCC below). | |
3348 | LINKER="\$(CC) -nostdlib" | |
3349 | ## GCC passes any argument prefixed with -Xlinker directly to the linker. | |
3350 | ## See prefix-args.c for an explanation of why we do not do this with the | |
3351 | ## shell''s ``for'' construct. Note that sane people do not have '.' in | |
3352 | ## their paths, so we must use ./prefix-args. | |
3353 | ## TODO either make prefix-args check ORDINARY_LINK internally, | |
3354 | ## or remove it altogether (bug#6184), removing the need for this macro. | |
3355 | YMF_PASS_LDFLAGS='`./prefix-args -Xlinker flags`' | |
3356 | fi | |
3357 | AC_SUBST(YMF_PASS_LDFLAGS) | |
3358 | ||
3359 | test "x$LINKER" = "x" && LINKER=ld | |
3360 | ## FIXME? What setting of YMF_PASS_LDFLAGS should this have? | |
3361 | test "$NS_IMPL_GNUSTEP" = "yes" && LINKER="\$(CC) -rdynamic" | |
3362 | ||
3363 | AC_SUBST(LINKER) | |
3364 | ||
3365 | ||
3366 | ## FIXME? The logic here is not precisely the same as that above | |
3367 | ## setting YMF_PASS_LDFLAGS. There is no check here for a pre-defined | |
3368 | ## LINKER. Should we only be setting LIB_GCC if LD ~ -nostdlib? | |
1a0d7c06 | 3369 | LIB_GCC= |
c1d0dcfd | 3370 | if test "x$GCC" = "xyes" && test "x$ORDINARY_LINK" != "xyes"; then |
1a0d7c06 GM |
3371 | |
3372 | case "$opsys" in | |
3373 | ## cygwin: don't link against static libgcc. | |
3374 | cygwin|freebsd|netbsd|openbsd) LIB_GCC= ;; | |
3375 | ||
3376 | gnu-*) | |
3377 | ## armin76@gentoo.org reported that the lgcc_s flag is necessary to | |
3378 | ## build on ARM EABI under GNU/Linux. (Bug#5518) | |
3379 | ## Note that m/arm.h never bothered to undefine LIB_GCC first. | |
3380 | if test "$machine" = "arm"; then | |
3381 | LIB_GCC="-lgcc_s" | |
3382 | else | |
3383 | ## FIXME? s/gnu-linux.h used to define LIB_GCC as below, then | |
3384 | ## immediately undefine it again and redefine it to empty. | |
3385 | ## Was the C_SWITCH_X_SITE part really necessary? | |
3536f993 | 3386 | ## LIB_GCC=`$CC $C_SWITCH_X_SITE -print-libgcc-file-name` |
1a0d7c06 GM |
3387 | LIB_GCC= |
3388 | fi | |
3389 | ;; | |
3390 | ||
3391 | ## Ask GCC where to find libgcc.a. | |
3536f993 | 3392 | *) LIB_GCC=`$CC -print-libgcc-file-name 2> /dev/null` ;; |
1a0d7c06 GM |
3393 | esac |
3394 | fi dnl if $GCC | |
3395 | AC_SUBST(LIB_GCC) | |
3396 | ||
3397 | ||
11842bd8 GM |
3398 | TOOLTIP_SUPPORT= |
3399 | WINDOW_SUPPORT= | |
3400 | ## If we're using X11/GNUstep, define some consequences. | |
3401 | if test "$HAVE_X_WINDOWS" = "yes" || test "$HAVE_NS" = "yes"; then | |
3402 | AC_DEFINE(HAVE_WINDOW_SYSTEM, 1, [Define if you have a window system.]) | |
3403 | AC_DEFINE(HAVE_MOUSE, 1, [Define if you have mouse support.]) | |
3404 | MOUSE_SUPPORT="\$(REAL_MOUSE_SUPPORT)" | |
3405 | TOOLTIP_SUPPORT="\${lispsource}mouse.elc" | |
3406 | ||
3407 | WINDOW_SUPPORT="\$(BASE_WINDOW_SUPPORT)" | |
3408 | test "$HAVE_X_WINDOWS" = "yes" && \ | |
3409 | WINDOW_SUPPORT="$WINDOW_SUPPORT \$(X_WINDOW_SUPPORT)" | |
3410 | ||
3411 | fi | |
3412 | AC_SUBST(MOUSE_SUPPORT) | |
3413 | AC_SUBST(TOOLTIP_SUPPORT) | |
3414 | AC_SUBST(WINDOW_SUPPORT) | |
3415 | ||
3416 | ||
f3acf5be | 3417 | AH_TOP([/* GNU Emacs site configuration template file. |
57ebf0be | 3418 | Copyright (C) 1988, 1993, 1994, 1999, 2000, 2001, 2002, 2004, 2005, |
114f9c96 | 3419 | 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
5e7d772d AS |
3420 | |
3421 | This file is part of GNU Emacs. | |
3422 | ||
41f8d6db | 3423 | GNU Emacs is free software: you can redistribute it and/or modify |
5e7d772d | 3424 | it under the terms of the GNU General Public License as published by |
41f8d6db GM |
3425 | the Free Software Foundation, either version 3 of the License, or |
3426 | (at your option) any later version. | |
5e7d772d AS |
3427 | |
3428 | GNU Emacs is distributed in the hope that it will be useful, | |
3429 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
3430 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
3431 | GNU General Public License for more details. | |
3432 | ||
3433 | You should have received a copy of the GNU General Public License | |
41f8d6db | 3434 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
5e7d772d AS |
3435 | |
3436 | ||
91b5aa9a | 3437 | /* No code in Emacs #includes config.h twice, but some bits of code |
177c0ea7 | 3438 | intended to work with other packages as well (like gmalloc.c) |
5e7d772d AS |
3439 | think they can include it as many times as they like. */ |
3440 | #ifndef EMACS_CONFIG_H | |
3441 | #define EMACS_CONFIG_H | |
3442 | ])dnl | |
3443 | ||
3444 | AH_BOTTOM([ | |
5e7d772d AS |
3445 | /* Define AMPERSAND_FULL_NAME if you use the convention |
3446 | that & in the full name stands for the login id. */ | |
3447 | /* Turned on June 1996 supposing nobody will mind it. */ | |
3448 | #define AMPERSAND_FULL_NAME | |
3449 | ||
3450 | /* Define HAVE_SOUND if we have sound support. We know it works | |
3451 | and compiles only on the specified platforms. For others, | |
3452 | it probably doesn't make sense to try. */ | |
3453 | ||
3454 | #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__ | |
3455 | #ifdef HAVE_MACHINE_SOUNDCARD_H | |
3456 | #define HAVE_SOUND 1 | |
3457 | #endif | |
3458 | #ifdef HAVE_SYS_SOUNDCARD_H | |
3459 | #define HAVE_SOUND 1 | |
3460 | #endif | |
3461 | #ifdef HAVE_SOUNDCARD_H | |
3462 | #define HAVE_SOUND 1 | |
3463 | #endif | |
2eec8691 JD |
3464 | #ifdef HAVE_ALSA |
3465 | #define HAVE_SOUND 1 | |
3466 | #endif | |
5e7d772d AS |
3467 | #endif /* __FreeBSD__ || __NetBSD__ || __linux__ */ |
3468 | ||
11842bd8 | 3469 | /* If using GNU, then support inline function declarations. */ |
5e7d772d AS |
3470 | /* Don't try to switch on inline handling as detected by AC_C_INLINE |
3471 | generally, because even if non-gcc compilers accept `inline', they | |
3472 | may reject `extern inline'. */ | |
be5472bd | 3473 | #if defined (__GNUC__) && defined (OPTIMIZE) |
5e7d772d AS |
3474 | #define INLINE __inline__ |
3475 | #else | |
3476 | #define INLINE | |
3477 | #endif | |
3478 | ||
67931678 EZ |
3479 | /* `subprocesses' should be defined if you want to |
3480 | have code for asynchronous subprocesses | |
3481 | (as used in M-x compile and M-x shell). | |
3482 | Only MSDOS does not support this (it overrides | |
3483 | this in its config_opsysfile below). */ | |
3484 | ||
3485 | #define subprocesses | |
3486 | ||
5e7d772d AS |
3487 | /* Include the os and machine dependent files. */ |
3488 | #include config_opsysfile | |
3489 | #include config_machfile | |
3490 | ||
edfda783 AR |
3491 | /* Set up some defines, C and LD flags for NeXTstep interface on GNUstep. |
3492 | (There is probably a better place to do this, but right now the Cocoa | |
9e2a2647 | 3493 | side does this in s/darwin.h and we cannot |
11842bd8 | 3494 | parallel this exactly since GNUstep is multi-OS. */ |
edfda783 | 3495 | #ifdef HAVE_NS |
edfda783 | 3496 | # ifdef NS_IMPL_GNUSTEP |
3dcdb6ea | 3497 | /* GNUstep needs a bit more pure memory. Of the existing knobs, |
c5e2611e DN |
3498 | SYSTEM_PURESIZE_EXTRA seems like the least likely to cause problems. */ |
3499 | # define SYSTEM_PURESIZE_EXTRA 30000 | |
48fad8e8 | 3500 | # endif /* NS_IMPL_GNUSTEP */ |
edfda783 AR |
3501 | #endif /* HAVE_NS */ |
3502 | ||
5e7d772d AS |
3503 | /* SIGTYPE is the macro we actually use. */ |
3504 | #ifndef SIGTYPE | |
3505 | #define SIGTYPE RETSIGTYPE | |
3506 | #endif | |
3507 | ||
3508 | #ifdef emacs /* Don't do this for lib-src. */ | |
3509 | /* Tell regex.c to use a type compatible with Emacs. */ | |
3510 | #define RE_TRANSLATE_TYPE Lisp_Object | |
3511 | #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C) | |
be5472bd SM |
3512 | #ifdef make_number |
3513 | /* If make_number is a macro, use it. */ | |
3514 | #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0))) | |
3515 | #else | |
3516 | /* If make_number is a function, avoid it. */ | |
3517 | #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0)) | |
3518 | #endif | |
5e7d772d AS |
3519 | #endif |
3520 | ||
3521 | /* Avoid link-time collision with system mktime if we will use our own. */ | |
3522 | #if ! HAVE_MKTIME || BROKEN_MKTIME | |
3523 | #define mktime emacs_mktime | |
3524 | #endif | |
3525 | ||
1c3a8acf DL |
3526 | #define my_strftime nstrftime /* for strftime.c */ |
3527 | ||
5e7d772d AS |
3528 | /* The rest of the code currently tests the CPP symbol BSTRING. |
3529 | Override any claims made by the system-description files. | |
3530 | Note that on some SCO version it is possible to have bcopy and not bcmp. */ | |
3531 | #undef BSTRING | |
3532 | #if defined (HAVE_BCOPY) && defined (HAVE_BCMP) | |
3533 | #define BSTRING | |
3534 | #endif | |
3535 | ||
3536 | /* Some of the files of Emacs which are intended for use with other | |
3537 | programs assume that if you have a config.h file, you must declare | |
3538 | the type of getenv. | |
3539 | ||
3540 | This declaration shouldn't appear when alloca.s or Makefile.in | |
3541 | includes config.h. */ | |
3542 | #ifndef NOT_C_CODE | |
3543 | extern char *getenv (); | |
3544 | #endif | |
3545 | ||
5e7d772d AS |
3546 | /* These default definitions are good for almost all machines. |
3547 | The exceptions override them in m/MACHINE.h. */ | |
3548 | ||
3549 | #ifndef BITS_PER_CHAR | |
3550 | #define BITS_PER_CHAR 8 | |
3551 | #endif | |
3552 | ||
3553 | #ifndef BITS_PER_SHORT | |
3554 | #define BITS_PER_SHORT 16 | |
3555 | #endif | |
3556 | ||
3557 | /* Note that lisp.h uses this in a preprocessor conditional, so it | |
3558 | would not work to use sizeof. That being so, we do all of them | |
3559 | without sizeof, for uniformity's sake. */ | |
3560 | #ifndef BITS_PER_INT | |
3561 | #define BITS_PER_INT 32 | |
3562 | #endif | |
3563 | ||
3564 | #ifndef BITS_PER_LONG | |
3565 | #ifdef _LP64 | |
3566 | #define BITS_PER_LONG 64 | |
3567 | #else | |
3568 | #define BITS_PER_LONG 32 | |
3569 | #endif | |
3570 | #endif | |
3571 | ||
3572 | /* Define if the compiler supports function prototypes. It may do so | |
3573 | but not define __STDC__ (e.g. DEC C by default) or may define it as | |
3574 | zero. */ | |
3575 | #undef PROTOTYPES | |
3576 | /* For mktime.c: */ | |
3577 | #ifndef __P | |
3578 | # if defined PROTOTYPES | |
3579 | # define __P(args) args | |
3580 | # else | |
3581 | # define __P(args) () | |
3582 | # endif /* GCC. */ | |
3583 | #endif /* __P */ | |
3584 | ||
5e7d772d AS |
3585 | /* Don't include "string.h" or <stdlib.h> in non-C code. */ |
3586 | #ifndef NOT_C_CODE | |
3587 | #ifdef HAVE_STRING_H | |
3588 | #include "string.h" | |
3589 | #endif | |
f3acf5be | 3590 | #ifdef HAVE_STRINGS_H |
11842bd8 | 3591 | #include "strings.h" /* May be needed for bcopy & al. */ |
f3acf5be | 3592 | #endif |
5e7d772d AS |
3593 | #ifdef HAVE_STDLIB_H |
3594 | #include <stdlib.h> | |
3595 | #endif | |
91b5aa9a DL |
3596 | #ifndef __GNUC__ |
3597 | # ifdef HAVE_ALLOCA_H | |
3598 | # include <alloca.h> | |
3599 | # else /* AIX files deal with #pragma. */ | |
3600 | # ifndef alloca /* predefined by HP cc +Olibcalls */ | |
3601 | char *alloca (); | |
3602 | # endif | |
3603 | # endif /* HAVE_ALLOCA_H */ | |
3604 | #endif /* __GNUC__ */ | |
17b3d9f6 | 3605 | #ifndef HAVE_SIZE_T |
f968418d | 3606 | typedef unsigned size_t; |
17b3d9f6 | 3607 | #endif |
91b5aa9a | 3608 | #endif /* NOT_C_CODE */ |
5e7d772d AS |
3609 | |
3610 | /* Define HAVE_X_I18N if we have usable i18n support. */ | |
3611 | ||
3612 | #ifdef HAVE_X11R6 | |
3613 | #define HAVE_X_I18N | |
5e7d772d AS |
3614 | #endif |
3615 | ||
3616 | /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support. */ | |
3617 | ||
3618 | #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM | |
3619 | #define HAVE_X11R6_XIM | |
3620 | #endif | |
3621 | ||
5e7d772d AS |
3622 | #if defined __GNUC__ && (__GNUC__ > 2 \ |
3623 | || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5)) | |
3624 | #define NO_RETURN __attribute__ ((__noreturn__)) | |
3625 | #else | |
3626 | #define NO_RETURN /* nothing */ | |
3627 | #endif | |
f3acf5be | 3628 | |
91b5aa9a DL |
3629 | /* These won't be used automatically yet. We also need to know, at least, |
3630 | that the stack is continuous. */ | |
3631 | #ifdef __GNUC__ | |
3632 | # ifndef GC_SETJMP_WORKS | |
35a20d6c | 3633 | /* GC_SETJMP_WORKS is nearly always appropriate for GCC. */ |
91b5aa9a DL |
3634 | # define GC_SETJMP_WORKS 1 |
3635 | # endif | |
3636 | # ifndef GC_LISP_OBJECT_ALIGNMENT | |
3637 | # define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object)) | |
3638 | # endif | |
3639 | #endif | |
3640 | ||
efd60266 JB |
3641 | #ifndef HAVE_BCOPY |
3642 | #define bcopy(a,b,s) memcpy (b,a,s) | |
3643 | #endif | |
3644 | #ifndef HAVE_BZERO | |
3645 | #define bzero(a,s) memset (a,0,s) | |
3646 | #endif | |
3647 | #ifndef HAVE_BCMP | |
3648 | #define BCMP memcmp | |
3649 | #endif | |
91b5aa9a DL |
3650 | |
3651 | #endif /* EMACS_CONFIG_H */ | |
3652 | ||
177c0ea7 | 3653 | /* |
91b5aa9a | 3654 | Local Variables: |
f3acf5be DL |
3655 | mode: c |
3656 | End: | |
3657 | */ | |
5e7d772d | 3658 | ])dnl |
f0f2756d | 3659 | |
9ec10b2f | 3660 | #### Report on what we decided to do. |
488dd4c4 JD |
3661 | #### Report GTK as a toolkit, even if it doesn't use Xt. |
3662 | #### It makes printing result more understandable as using GTK sets | |
3663 | #### toolkit_scroll_bars to yes by default. | |
3664 | if test "${HAVE_GTK}" = "yes"; then | |
3665 | USE_X_TOOLKIT=GTK | |
3666 | fi | |
3667 | ||
9ec10b2f | 3668 | echo " |
9ec10b2f DM |
3669 | Configured for \`${canonical}'. |
3670 | ||
3671 | Where should the build process find the source code? ${srcdir} | |
3672 | What operating system and machine description files should Emacs use? | |
3673 | \`${opsysfile}' and \`${machfile}' | |
3674 | What compiler should emacs be built with? ${CC} ${CFLAGS} | |
3675 | Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason} | |
b1b4ce06 | 3676 | Should Emacs use a relocating allocator for buffers? ${REL_ALLOC} |
e32fac2a | 3677 | Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers |
9ec10b2f | 3678 | What window system should Emacs use? ${window_system} |
dc16594b | 3679 | What toolkit should Emacs use? ${USE_X_TOOLKIT}" |
509fccc3 RS |
3680 | |
3681 | if test -n "${x_includes}"; then | |
3682 | echo " Where do we find X Windows header files? ${x_includes}" | |
3683 | else | |
3684 | echo " Where do we find X Windows header files? Standard dirs" | |
3685 | fi | |
3686 | if test -n "${x_libraries}"; then | |
3687 | echo " Where do we find X Windows libraries? ${x_libraries}" | |
3688 | else | |
3689 | echo " Where do we find X Windows libraries? Standard dirs" | |
3690 | fi | |
9ec10b2f | 3691 | |
b412189c GM |
3692 | echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}" |
3693 | echo " Does Emacs use -lXpm? ${HAVE_XPM}" | |
3694 | echo " Does Emacs use -ljpeg? ${HAVE_JPEG}" | |
495ccc04 | 3695 | echo " Does Emacs use -ltiff? ${HAVE_TIFF}" |
aded53ff | 3696 | echo " Does Emacs use a gif library? ${HAVE_GIF} $LIBGIF" |
b412189c | 3697 | echo " Does Emacs use -lpng? ${HAVE_PNG}" |
96f574f0 | 3698 | echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}" |
79011b82 | 3699 | echo " Does Emacs use -lgpm? ${HAVE_GPM}" |
bf9a7ece | 3700 | echo " Does Emacs use -ldbus? ${HAVE_DBUS}" |
637fa988 | 3701 | echo " Does Emacs use -lgconf? ${HAVE_GCONF}" |
574c05e2 | 3702 | echo " Does Emacs use -lselinux? ${HAVE_LIBSELINUX}" |
d41e8664 | 3703 | |
26d41f17 GM |
3704 | echo " Does Emacs use -lfreetype? ${HAVE_FREETYPE}" |
3705 | echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}" | |
3706 | echo " Does Emacs use -lotf? ${HAVE_LIBOTF}" | |
3707 | echo " Does Emacs use -lxft? ${HAVE_XFT}" | |
3708 | ||
8d87199b | 3709 | echo " Does Emacs use toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}" |
509fccc3 | 3710 | echo |
9ec10b2f | 3711 | |
d0098f13 JD |
3712 | if test $USE_XASSERTS = yes; then |
3713 | echo " Compiling with asserts turned on." | |
d0098f13 | 3714 | CPPFLAGS="$CPPFLAGS -DXASSERTS=1" |
d0098f13 | 3715 | fi |
05cf15c6 | 3716 | |
ca34d75a JD |
3717 | echo |
3718 | ||
06b62770 AR |
3719 | if test "$HAVE_NS" = "yes"; then |
3720 | echo | |
3721 | echo "You must run \"make install\" in order to test the built application. | |
3722 | The installed application will go to nextstep/Emacs.app and can be | |
3723 | run or moved from there." | |
3724 | if test "$EN_NS_SELF_CONTAINED" = "yes"; then | |
3725 | echo "The application will be fully self-contained." | |
3726 | else | |
3727 | echo "The lisp resources for the application will be installed under ${prefix}. | |
3728 | You may need to run \"make install\" with sudo. The application will fail | |
3729 | to run if these resources are not installed." | |
3730 | fi | |
3731 | echo | |
3732 | fi | |
3733 | ||
131e4133 MA |
3734 | if test "$HAVE_DBUS" = yes && test "${opsys}" != "gnu-linux"; then |
3735 | echo "D-Bus integration has been tested for GNU/Linux only." | |
3736 | echo | |
3737 | fi | |
f0e04acc | 3738 | |
05cf15c6 | 3739 | |
9ec10b2f | 3740 | # Remove any trailing slashes in these variables. |
91b5aa9a | 3741 | [test "${prefix}" != NONE && |
9ec10b2f DM |
3742 | prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'` |
3743 | test "${exec_prefix}" != NONE && | |
91b5aa9a | 3744 | exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`] |
9ec10b2f | 3745 | |
3d4c9dbd GM |
3746 | # Now get this: Some word that is part of the ${srcdir} directory name |
3747 | # or the ${configuration} value might, just might, happen to be an | |
3748 | # identifier like `sun4' or `i386' or something, and be predefined by | |
3749 | # the C preprocessor to some helpful value like 1, or maybe the empty | |
3750 | # string. Needless to say consequent macro substitutions are less | |
3751 | # than conducive to the makefile finding the correct directory. | |
fbc00890 GM |
3752 | # src/Makefile.in used to treat X11 as equivalent to HAVE_X11. |
3753 | # But nothing in Emacs defines X11, and everywhere else uses HAVE_X11, | |
3754 | # so that cannot have been doing anything. | |
3755 | [cpp_undefs="`echo $srcdir $configuration $canonical unix mktime register X11 | | |
3d4c9dbd GM |
3756 | sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \ |
3757 | -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g'`"] | |
3758 | ||
3aa40e0e GM |
3759 | ## Check if the C preprocessor will convert `..' to `. .'. If so, set |
3760 | ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile | |
3761 | ## from Makefile.c can correctly provide the arg `-traditional' to the | |
3762 | ## C preprocessor. | |
3763 | ||
3764 | AC_EGREP_CPP(yes..yes, | |
3765 | [yes..yes], | |
3766 | CPP_NEED_TRADITIONAL=no, | |
3767 | CPP_NEED_TRADITIONAL=yes) | |
3768 | ||
d3b23034 | 3769 | AC_OUTPUT(Makefile lib-src/Makefile oldXMenu/Makefile \ |
62b1c28f GM |
3770 | doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \ |
3771 | doc/lispref/Makefile src/Makefile.c:src/Makefile.in \ | |
3772 | lwlib/Makefile lisp/Makefile leim/Makefile, [ | |
7bbbba31 | 3773 | |
b63df577 | 3774 | ### Make the necessary directories, if they don't exist. |
e0a3686b | 3775 | for dir in etc lisp ; do |
b3947967 | 3776 | test -d ${dir} || mkdir ${dir} |
9ec10b2f DM |
3777 | done |
3778 | ||
5f8c8f00 RS |
3779 | # Build src/Makefile from ${srcdir}/src/Makefile.c |
3780 | # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c | |
3781 | # This must be done after src/config.h is built, since we rely on that file. | |
9ec10b2f | 3782 | |
6a4bb05d | 3783 | echo creating src/epaths.h |
f8f7ab54 | 3784 | ${MAKE-make} epaths-force |
ab85d355 | 3785 | |
c776f30b GM |
3786 | # As of 2000-11-19, newest development versions of GNU cpp preprocess |
3787 | # `..' to `. .' unless invoked with -traditional | |
3788 | ||
3aa40e0e | 3789 | if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then |
c776f30b GM |
3790 | CPPFLAGS="$CPPFLAGS -traditional" |
3791 | fi | |
3792 | ||
9ec10b2f DM |
3793 | echo creating src/Makefile |
3794 | ( cd src | |
3795 | rm -f junk.c junk1.c junk2.c | |
3796 | sed -e '/start of cpp stuff/q' \ | |
5f8c8f00 | 3797 | < Makefile.c > junk1.c |
9ec10b2f | 3798 | sed -e '1,/start of cpp stuff/d'\ |
3b74127d | 3799 | -e 's,/\*\*/#\(.*\)$,/* \1 */,' \ |
5f8c8f00 | 3800 | < Makefile.c > junk.c |
91231421 | 3801 | $CPP -P $cpp_undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \ |
9ec10b2f DM |
3802 | sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c |
3803 | cat junk1.c junk2.c > Makefile.new | |
3804 | rm -f junk.c junk1.c junk2.c | |
3805 | chmod 444 Makefile.new | |
3806 | mv -f Makefile.new Makefile | |
3807 | ) | |
8b66759a | 3808 | |
bf3126f6 | 3809 | if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then |
8b66759a | 3810 | echo creating src/.gdbinit |
e9b2a022 | 3811 | echo source $srcdir/src/.gdbinit > src/.gdbinit |
8b66759a DM |
3812 | fi |
3813 | ||
3d4c9dbd | 3814 | ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS" cpp_undefs="$cpp_undefs"]) |
464c7d2d | 3815 | |
ab5796a9 MB |
3816 | m4_if(dnl Do not change this comment |
3817 | arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e | |
3818 | )dnl |