]> code.delx.au - gnu-emacs/blob - configure.in
delx.au / code / gnu-emacs / blob
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
Check for memcpy, mempcpy, mblen, mbrlen. Use
[gnu-emacs] / configure.in
1 dnl Autoconf script for GNU Emacs
2 dnl To rebuild the `configure' script from this, execute the command
3 dnl autoconf
4 dnl in the directory containing this script.
5 dnl
6 dnl Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003
7 dnl Free Software Foundation, Inc.
8 dnl
9 dnl This file is part of GNU Emacs.
10 dnl
11 dnl GNU Emacs is free software; you can redistribute it and/or modify
12 dnl it under the terms of the GNU General Public License as published by
13 dnl the Free Software Foundation; either version 2, or (at your option)
14 dnl any later version.
15 dnl
16 dnl GNU Emacs is distributed in the hope that it will be useful,
17 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
18 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 dnl GNU General Public License for more details.
20 dnl
21 dnl You should have received a copy of the GNU General Public License
22 dnl along with GNU Emacs; see the file COPYING. If not, write to the
23 dnl Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 dnl Boston, MA 02111-1307, USA.
25
26 AC_PREREQ(2.54)dnl
27 AC_INIT(src/lisp.h)
28 AC_CONFIG_HEADER(src/config.h:src/config.in)
29
30 dnl Support for --program-prefix, --program-suffix and
31 dnl --program-transform-name options
32 AC_ARG_PROGRAM
33
34 lispdir='${datadir}/emacs/${version}/lisp'
35 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
36 '${datadir}/emacs/site-lisp:${datadir}/emacs/${version}/leim'
37 lisppath='${locallisppath}:${lispdir}'
38 etcdir='${datadir}/emacs/${version}/etc'
39 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
40 docdir='${datadir}/emacs/${version}/etc'
41 gamedir='${localstatedir}/games/emacs'
42
43 gameuser=games
44
45 AC_ARG_WITH(gcc,
46 [ --without-gcc don't use GCC to compile Emacs if GCC is found])
47 AC_ARG_WITH(pop,
48 [ --without-pop don't support POP mail retrieval with movemail],
49 [if test "$withval" = yes; then
50 AC_DEFINE(MAIL_USE_POP)
51 else :
52 fi],
53 AC_DEFINE(MAIL_USE_POP))
54 AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl
55 AC_ARG_WITH(kerberos,
56 [ --with-kerberos support Kerberos-authenticated POP],
57 [AC_DEFINE(KERBEROS)])
58 AH_TEMPLATE(KERBEROS,
59 [Define to support Kerberos-authenticated POP mail retrieval.])dnl
60 AC_ARG_WITH(kerberos5,
61 [ --with-kerberos5 support Kerberos version 5 authenticated POP],
62 [if test "${with_kerberos5+set}" = set; then
63 if test "${with_kerberos+set}" != set; then
64 with_kerberos=yes
65 AC_DEFINE(KERBEROS)
66 fi
67 fi
68 AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.])])
69 AC_ARG_WITH(hesiod,
70 [ --with-hesiod support Hesiod to get the POP server host],
71 [AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.])])
72
73 AC_ARG_WITH(sound,
74 [ --without-sound don't compile with sound support])
75
76 dnl This should be the last --with option, because --with-x is
77 dnl added later on when we find the path of X, and it's best to
78 dnl keep them together visually.
79 AC_ARG_WITH(x-toolkit,
80 [ --with-x-toolkit=KIT use an X toolkit
81 (KIT = yes/lucid/athena/motif/gtk/no)],
82 [ case "${withval}" in
83 y | ye | yes ) val=athena ;;
84 n | no ) val=no ;;
85 l | lu | luc | luci | lucid ) val=lucid ;;
86 a | at | ath | athe | athen | athena ) val=athena ;;
87 m | mo | mot | moti | motif ) val=motif ;;
88 g | gt | gtk ) val=gtk ;;
89 dnl These don't currently work.
90 dnl o | op | ope | open | open- | open-l | open-lo \
91 dnl | open-loo | open-look ) val=open-look ;;
92 * )
93 dnl AC_MSG_ERROR([the `--with-x-toolkit' option is supposed to have a value
94 dnl which is `yes', `no', `lucid', `athena', `motif' or `open-look'.])
95 AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid\;
96 this option's value should be `yes', `no', `lucid', `athena', `motif' or `gtk'.
97 Currently, `yes', `athena' and `lucid' are synonyms.])
98 ;;
99 esac
100 with_x_toolkit=$val
101 ])
102 AC_ARG_WITH(xpm,
103 [ --with-xpm use -lXpm for displaying XPM images])
104 AC_ARG_WITH(jpeg,
105 [ --with-jpeg use -ljpeg for displaying JPEG images])
106 AC_ARG_WITH(tiff,
107 [ --with-tiff use -ltiff for displaying TIFF images])
108 AC_ARG_WITH(gif,
109 [ --with-gif use -lungif for displaying GIF images])
110 AC_ARG_WITH(png,
111 [ --with-png use -lpng for displaying PNG images])
112 AC_ARG_WITH(gtk,
113 [ --with-gtk use GTK (same as --with-x-toolkit=gtk)])
114 AC_ARG_WITH(pkg-config-prog,
115 [ --with-pkg-config-prog Path to pkg-config to use for finding GTK])
116 AC_ARG_WITH(toolkit-scroll-bars,
117 [ --without-toolkit-scroll-bars
118 don't use Motif or Xaw3d scroll bars])
119 AC_ARG_WITH(xim,
120 [ --without-xim don't use X11 XIM])
121 AC_ARG_WITH(carbon,
122 [ --without-carbon don't use Carbon GUI on Mac OS X])
123 AC_ARG_ENABLE(carbon-app,
124 [[ --enable-carbon-app[=DIR] [DIR=/Application]
125 specify install directory for Emacs.app on Mac OS X]],
126 [ carbon_appdir_x=${enableval}])
127
128 #### Make srcdir absolute, if it isn't already. It's important to
129 #### avoid running the path through pwd unnecessarily, since pwd can
130 #### give you automounter prefixes, which can go away. We do all this
131 #### so Emacs can find its files when run uninstalled.
132 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
133 unset CDPATH
134 case "${srcdir}" in
135 /* ) ;;
136 . )
137 ## We may be able to use the $PWD environment variable to make this
138 ## absolute. But sometimes PWD is inaccurate.
139 ## Note: we used to use ${PWD} at the end instead of `pwd`,
140 ## but that tested only for a well-formed and valid PWD,
141 ## it did not object when PWD was well-formed and valid but just wrong.
142 if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`" ;
143 then
144 srcdir="$PWD"
145 else
146 srcdir="`(cd ${srcdir}; pwd)`"
147 fi
148 ;;
149 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
150 esac
151
152 #### Check if the source directory already has a configured system in it.
153 if test `pwd` != `(cd ${srcdir} && pwd)` \
154 && test -f "${srcdir}/src/config.h" ; then
155 AC_MSG_WARN([[The directory tree `${srcdir}' is being used
156 as a build directory right now; it has been configured in its own
157 right. To configure in another directory as well, you MUST
158 use GNU make. If you do not have GNU make, then you must
159 now do `make distclean' in ${srcdir},
160 and then run $0 again.]])
161
162 [extrasub='/^VPATH[ ]*=/c\
163 vpath %.c $(srcdir)\
164 vpath %.h $(srcdir)\
165 vpath %.y $(srcdir)\
166 vpath %.l $(srcdir)\
167 vpath %.s $(srcdir)\
168 vpath %.in $(srcdir)\
169 vpath %.texi $(srcdir)']
170 fi
171
172 #### Given the configuration name, set machfile and opsysfile to the
173 #### names of the m/*.h and s/*.h files we should use.
174
175 ### Canonicalize the configuration name.
176
177 AC_CANONICAL_HOST
178 canonical=$host
179 configuration=${host_alias-$host}
180
181 dnl This used to use changequote, but, apart from `changequote is evil'
182 dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
183 dnl the great gob of text. Thus it's not processed for possible expansion.
184 dnl Just make sure the brackets remain balanced.
185 [
186
187 ### If you add support for a new configuration, add code to this
188 ### switch statement to recognize your configuration name and select
189 ### the appropriate operating system and machine description files.
190
191 ### You would hope that you could choose an m/*.h file pretty much
192 ### based on the machine portion of the configuration name, and an s-
193 ### file based on the operating system portion. However, it turns out
194 ### that each m/*.h file is pretty manufacturer-specific - for
195 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
196 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
197 ### machines. So we basically have to have a special case for each
198 ### configuration name.
199 ###
200 ### As far as handling version numbers on operating systems is
201 ### concerned, make sure things will fail in a fixable way. If
202 ### /etc/MACHINES doesn't say anything about version numbers, be
203 ### prepared to handle anything reasonably. If version numbers
204 ### matter, be sure /etc/MACHINES says something about it.
205 ###
206 ### Eric Raymond says we should accept strings like "sysvr4" to mean
207 ### "System V Release 4"; he writes, "The old convention encouraged
208 ### confusion between `system' and `release' levels'."
209
210 machine='' opsys='' unported=no
211 case "${canonical}" in
212
213 ## FreeBSD ports
214 *-*-freebsd* )
215 opsys=freebsd
216 case "${canonical}" in
217 alpha*-*-freebsd*) machine=alpha ;;
218 i[3456]86-*-freebsd*) machine=intel386 ;;
219 esac
220 ;;
221
222 ## NetBSD ports
223 *-*-netbsd* )
224 opsys=netbsd
225 case "${canonical}" in
226 alpha*-*-netbsd*) machine=alpha ;;
227 i[3456]86-*-netbsd*) machine=intel386 ;;
228 m68k-*-netbsd*)
229 # This is somewhat bogus.
230 machine=hp9000s300 ;;
231 powerpc-apple-netbsd*) machine=macppc ;;
232 mips-*-netbsd*) machine=pmax ;;
233 mipsel-*-netbsd*) machine=pmax ;;
234 mipseb-*-netbsd*) machine=pmax ;;
235 ns32k-*-netbsd*) machine=ns32000 ;;
236 powerpc-*-netbsd*) machine=macppc ;;
237 sparc*-*-netbsd*) machine=sparc ;;
238 vax-*-netbsd*) machine=vax ;;
239 arm-*-netbsd*) machine=arm ;;
240 esac
241 ;;
242
243 ## OpenBSD ports
244 *-*-openbsd* )
245 opsys=openbsd
246 case "${canonical}" in
247 alpha*-*-openbsd*) machine=alpha ;;
248 i386-*-openbsd*) machine=intel386 ;;
249 m68k-*-openbsd*) machine=hp9000s300 ;;
250 mipsel-*-openbsd*) machine=pmax ;;
251 ns32k-*-openbsd*) machine=ns32000 ;;
252 sparc-*-openbsd*) machine=sparc ;;
253 vax-*-openbsd*) machine=vax ;;
254 esac
255 ;;
256
257 ## Acorn RISCiX:
258 arm-acorn-riscix1.1* )
259 machine=acorn opsys=riscix1-1
260 ;;
261 arm-acorn-riscix1.2* | arm-acorn-riscix )
262 ## This name is riscix12 instead of riscix1.2
263 ## to avoid a file name conflict on MSDOS.
264 machine=acorn opsys=riscix12
265 ;;
266
267 ## BSDI ports
268 *-*-bsdi* )
269 opsys=bsdi
270 case "${canonical}" in
271 i[345]86-*-bsdi*) machine=intel386 ;;
272 sparc-*-bsdi*) machine=sparc ;;
273 powerpc-*-bsdi*) machine=macppc ;;
274 esac
275 case "${canonical}" in
276 *-*-bsd386* | *-*-bsdi1* ) opsys=bsd386 ;;
277 *-*-bsdi2.0* ) opsys=bsdos2 ;;
278 *-*-bsdi2* ) opsys=bsdos2-1 ;;
279 *-*-bsdi3* ) opsys=bsdos3 ;;
280 *-*-bsdi[45]* ) opsys=bsdos4 ;;
281 esac
282 ;;
283
284 ## Alliant machines
285 ## Strictly speaking, we need the version of the alliant operating
286 ## system to choose the right machine file, but currently the
287 ## configuration name doesn't tell us enough to choose the right
288 ## one; we need to give alliants their own operating system name to
289 ## do this right. When someone cares, they can help us.
290 fx80-alliant-* )
291 machine=alliant4 opsys=bsd4-2
292 ;;
293 i860-alliant-* )
294 machine=alliant-2800 opsys=bsd4-3
295 ;;
296
297 ## Alpha (DEC) machines.
298 alpha*-dec-osf* )
299 machine=alpha opsys=osf1
300 # This is needed to find X11R6.1 libraries for certain tests.
301 NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
302 GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
303 # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
304 # due to non-traditional preprocessing with the current compiler
305 # defaults. OSF 4 can also have that compiler version, and there
306 # seems always to have been a usable /usr/bin/cpp.
307 NON_GNU_CPP=/usr/bin/cpp
308 case "${canonical}" in
309 alpha*-dec-osf[5-9]*)
310 opsys=osf5-0 ;;
311 esac
312 ;;
313
314 alpha*-*-linux-gnu* )
315 machine=alpha opsys=gnu-linux
316 ;;
317
318 arm*-*-linux-gnu* )
319 machine=arm opsys=gnu-linux
320 ;;
321
322 ppc-*-linux | \
323 powerpc-*-linux* )
324 machine=macppc opsys=gnu-linux
325 ;;
326
327 ## Altos 3068
328 m68*-altos-sysv* )
329 machine=altos opsys=usg5-2
330 ;;
331
332 ## Amdahl UTS
333 580-amdahl-sysv* )
334 machine=amdahl opsys=usg5-2-2
335 ;;
336
337 ## Apollo, Domain/OS
338 m68*-apollo-* )
339 machine=apollo opsys=bsd4-3
340 ;;
341
342 ## AT&T 3b2, 3b5, 3b15, 3b20
343 we32k-att-sysv* )
344 machine=att3b opsys=usg5-2-2
345 ;;
346
347 ## AT&T 3b1 - The Mighty Unix PC!
348 m68*-att-sysv* )
349 machine=7300 opsys=usg5-2-2
350 ;;
351
352 ## Bull dpx20
353 rs6000-bull-bosx* )
354 machine=ibmrs6000 opsys=aix3-2
355 ;;
356
357 ## Bull dpx2
358 m68*-bull-sysv3* )
359 machine=dpx2 opsys=usg5-3
360 ;;
361
362 ## Bull sps7
363 m68*-bull-sysv2* )
364 machine=sps7 opsys=usg5-2
365 ;;
366
367 ## CCI 5/32, 6/32 -- see "Tahoe".
368
369 ## Celerity
370 ## I don't know what configuration name to use for this; config.sub
371 ## doesn't seem to know anything about it. Hey, Celerity users, get
372 ## in touch with us!
373 celerity-celerity-bsd* )
374 machine=celerity opsys=bsd4-2
375 ;;
376
377 ## Clipper
378 ## What operating systems does this chip run that Emacs has been
379 ## tested on?
380 clipper-* )
381 machine=clipper
382 ## We'll use the catch-all code at the bottom to guess the
383 ## operating system.
384 ;;
385
386 ## Compaq Nonstop
387 mips-compaq-nonstopux* )
388 machine=nonstopux opsys=nonstopux
389 ;;
390
391 ## Convex
392 *-convex-bsd* | *-convex-convexos* )
393 machine=convex opsys=bsd4-3
394 ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
395 NON_GNU_CPP="cc -E -P"
396 ;;
397
398 ## Cubix QBx/386
399 i[3456]86-cubix-sysv* )
400 machine=intel386 opsys=usg5-3
401 ;;
402
403 ## Cydra 5
404 cydra*-cydrome-sysv* )
405 machine=cydra5 opsys=usg5-3
406 ;;
407
408 ## Data General AViiON Machines
409 ## DG changed naming conventions with the release of 5.4.4.10, they
410 ## dropped the initial 5.4 but left the intervening R. Because of the
411 ## R this shouldn't conflict with older versions of the OS (which I
412 ## think were named like dgux4.*). In addition, DG new AViiONs series
413 ## uses either Motorola M88k or Intel Pentium CPUs.
414 m88k-dg-dguxR4.* | m88k-dg-dgux4* )
415 machine=aviion opsys=dgux4
416 ;;
417 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
418 ## This name is dgux5-4-3 instead of dgux5-4r3
419 ## to avoid a file name conflict on MSDOS.
420 machine=aviion opsys=dgux5-4-3
421 ;;
422 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
423 machine=aviion opsys=dgux5-4r2
424 ;;
425 m88k-dg-dgux* )
426 machine=aviion opsys=dgux
427 ;;
428
429 ## Data General AViiON Intel (x86) Machines
430 ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
431 ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
432 i[345]86-dg-dguxR4* )
433 machine=aviion-intel opsys=dgux4
434 ;;
435
436 ## DECstations
437 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
438 machine=pmax opsys=bsd4-2
439 ;;
440 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
441 machine=pmax opsys=bsd4-3
442 ;;
443 mips-dec-ultrix* )
444 machine=pmax opsys=ultrix4-3
445 ;;
446 mips-dec-osf* )
447 machine=pmax opsys=osf1
448 ;;
449 mips-dec-mach_bsd4.3* )
450 machine=pmax opsys=mach-bsd4-3
451 ;;
452
453 ## Motorola Delta machines
454 m68k-motorola-sysv* | m68000-motorola-sysv* )
455 machine=delta opsys=usg5-3
456 if test -z "`type gnucc | grep 'not found'`"
457 then
458 if test -s /etc/167config
459 then CC="gnucc -m68040"
460 else CC="gnucc -m68881"
461 fi
462 else
463 if test -z "`type gcc | grep 'not found'`"
464 then CC=gcc
465 else CC=cc
466 fi
467 fi
468 ;;
469 m88k-motorola-sysv4* )
470 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
471 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
472 # I hope there are not other 4.0 versions for this machine
473 # which really need usg5-4 instead.
474 machine=delta88k opsys=usg5-4-2
475 ;;
476 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
477 machine=delta88k opsys=usg5-3
478 ;;
479
480 ## Dual machines
481 m68*-dual-sysv* )
482 machine=dual opsys=usg5-2
483 ;;
484 m68*-dual-uniplus* )
485 machine=dual opsys=unipl5-2
486 ;;
487
488 ## Elxsi 6400
489 elxsi-elxsi-sysv* )
490 machine=elxsi opsys=usg5-2
491 ;;
492
493 ## Encore machines
494 ns16k-encore-bsd* )
495 machine=ns16000 opsys=umax
496 ;;
497
498 ## The GEC 63 - apparently, this port isn't really finished yet.
499 # I'm sure we finished off the last of the machines, though. -- fx
500
501 ## Gould Power Node and NP1
502 pn-gould-bsd4.2* )
503 machine=gould opsys=bsd4-2
504 ;;
505 pn-gould-bsd4.3* )
506 machine=gould opsys=bsd4-3
507 ;;
508 np1-gould-bsd* )
509 machine=gould-np1 opsys=bsd4-3
510 ;;
511
512 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
513 ## as far as Emacs is concerned).
514 m88k-harris-cxux* )
515 # Build needs to be different on 7.0 and later releases
516 case "`uname -r`" in
517 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
518 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
519 esac
520 NON_GNU_CPP="/lib/cpp"
521 ;;
522 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
523 m68k-harris-cxux* )
524 machine=nh3000 opsys=cxux
525 ;;
526 ## Harris power pc NightHawk running Power UNIX (Series 6000)
527 powerpc-harris-powerunix )
528 machine=nh6000 opsys=powerunix
529 NON_GNU_CPP="cc -Xo -E -P"
530 ;;
531 ## SR2001/SR2201 running HI-UX/MPP
532 hppa1.1-hitachi-hiuxmpp* )
533 machine=sr2k opsys=hiuxmpp
534 ;;
535 hppa1.1-hitachi-hiuxwe2* )
536 machine=sr2k opsys=hiuxwe2
537 ;;
538 ## Honeywell XPS100
539 xps*-honeywell-sysv* )
540 machine=xps100 opsys=usg5-2
541 ;;
542
543 ## HP 9000 series 200 or 300
544 m68*-hp-bsd* )
545 machine=hp9000s300 opsys=bsd4-3
546 ;;
547 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
548 m68*-hp-hpux* )
549 case "`uname -r`" in
550 ## Someone's system reports A.B8.05 for this.
551 ## I wonder what other possibilities there are.
552 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
553 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
554 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
555 *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
556 *) machine=hp9000s300 opsys=hpux ;;
557 esac
558 ;;
559
560 ## HP 9000 series 700 and 800, running HP/UX
561 hppa*-hp-hpux7* )
562 machine=hp800 opsys=hpux
563 ;;
564 hppa*-hp-hpux8* )
565 machine=hp800 opsys=hpux8
566 ;;
567 hppa*-hp-hpux9shr* )
568 machine=hp800 opsys=hpux9shr
569 ;;
570 hppa*-hp-hpux9* )
571 machine=hp800 opsys=hpux9
572 ;;
573 hppa*-hp-hpux10.2* )
574 machine=hp800 opsys=hpux10-20
575 ;;
576 hppa*-hp-hpux10* )
577 machine=hp800 opsys=hpux10
578 ;;
579 hppa*-hp-hpux1[1-9]* )
580 machine=hp800 opsys=hpux11
581 ;;
582
583 hppa*-*-linux-gnu* )
584 machine=hp800 opsys=gnu-linux
585 ;;
586
587 ## HP 9000 series 700 and 800, running HP/UX
588 hppa*-hp-hpux* )
589 ## Cross-compilation? Nah!
590 case "`uname -r`" in
591 ## Someone's system reports A.B8.05 for this.
592 ## I wonder what other possibilities there are.
593 *.B8.* ) machine=hp800 opsys=hpux8 ;;
594 *.08.* ) machine=hp800 opsys=hpux8 ;;
595 *.09.* ) machine=hp800 opsys=hpux9 ;;
596 *) machine=hp800 opsys=hpux10 ;;
597 esac
598 ;;
599 hppa*-*-nextstep* )
600 machine=hp800 opsys=nextstep
601 ;;
602
603 ## Orion machines
604 orion-orion-bsd* )
605 machine=orion opsys=bsd4-2
606 ;;
607 clipper-orion-bsd* )
608 machine=orion105 opsys=bsd4-2
609 ;;
610
611 ## IBM machines
612 i[3456]86-ibm-aix1.1* )
613 machine=ibmps2-aix opsys=usg5-2-2
614 ;;
615 i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
616 machine=ibmps2-aix opsys=usg5-3
617 ;;
618 i370-ibm-aix*)
619 machine=ibm370aix opsys=usg5-3
620 ;;
621 s390-*-linux-gnu* )
622 machine=ibms390 opsys=gnu-linux
623 ;;
624 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
625 machine=ibmrs6000 opsys=aix3-1
626 ;;
627 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
628 machine=ibmrs6000 opsys=aix3-2-5
629 ;;
630 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
631 machine=ibmrs6000 opsys=aix4-1
632 ;;
633 rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2* )
634 machine=ibmrs6000 opsys=aix4-2
635 ;;
636 rs6000-ibm-aix5* | powerpc-ibm-aix5* )
637 machine=ibmrs6000 opsys=aix4-2
638 ;;
639 rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0* )
640 machine=ibmrs6000 opsys=aix4
641 ;;
642 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
643 machine=ibmrs6000 opsys=aix4-1
644 ;;
645 rs6000-ibm-aix* | powerpc-ibm-aix* )
646 machine=ibmrs6000 opsys=aix3-2
647 ;;
648 romp-ibm-bsd4.3* )
649 machine=ibmrt opsys=bsd4-3
650 ;;
651 romp-ibm-bsd4.2* )
652 machine=ibmrt opsys=bsd4-2
653 ;;
654 romp-ibm-aos4.3* )
655 machine=ibmrt opsys=bsd4-3
656 ;;
657 romp-ibm-aos4.2* )
658 machine=ibmrt opsys=bsd4-2
659 ;;
660 romp-ibm-aos* )
661 machine=ibmrt opsys=bsd4-3
662 ;;
663 romp-ibm-bsd* )
664 machine=ibmrt opsys=bsd4-3
665 ;;
666 romp-ibm-aix* )
667 machine=ibmrt-aix opsys=usg5-2-2
668 ;;
669
670 ## Integrated Solutions `Optimum V'
671 m68*-isi-bsd4.2* )
672 machine=isi-ov opsys=bsd4-2
673 ;;
674 m68*-isi-bsd4.3* )
675 machine=isi-ov opsys=bsd4-3
676 ;;
677
678 ## Intel 386 machines where we do care about the manufacturer
679 i[3456]86-intsys-sysv* )
680 machine=is386 opsys=usg5-2-2
681 ;;
682
683 ## Prime EXL
684 i[3456]86-prime-sysv* )
685 machine=i386 opsys=usg5-3
686 ;;
687
688 ## Sequent Symmetry running Dynix
689 i[3456]86-sequent-bsd* )
690 machine=symmetry opsys=bsd4-3
691 ;;
692
693 ## Sequent Symmetry running ptx 4, which is a modified SVR4.
694 i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
695 machine=sequent-ptx opsys=ptx4
696 NON_GNU_CPP=/lib/cpp
697 ;;
698
699 ## Sequent Symmetry running DYNIX/ptx
700 ## Use the old cpp rather than the newer ANSI one.
701 i[3456]86-sequent-ptx* )
702 machine=sequent-ptx opsys=ptx
703 NON_GNU_CPP="/lib/cpp"
704 ;;
705
706 ## ncr machine running svr4.3.
707 i[3456]86-ncr-sysv4.3 )
708 machine=ncr386 opsys=usg5-4-3
709 ;;
710
711 ## Unspecified sysv on an ncr machine defaults to svr4.2.
712 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
713 i[3456]86-ncr-sysv* )
714 machine=ncr386 opsys=usg5-4-2
715 ;;
716
717 ## Intel Paragon OSF/1
718 i860-intel-osf1* )
719 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
720 ;;
721
722 ## Intel 860
723 i860-*-sysv4* )
724 machine=i860 opsys=usg5-4
725 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
726 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
727 ;;
728
729 ## Macintosh PowerPC
730 powerpc*-*-linux-gnu* )
731 machine=macppc opsys=gnu-linux
732 ;;
733
734 ## Masscomp machines
735 m68*-masscomp-rtu* )
736 machine=masscomp opsys=rtu
737 ;;
738
739 ## Megatest machines
740 m68*-megatest-bsd* )
741 machine=mega68 opsys=bsd4-2
742 ;;
743
744 ## Workstations sold by MIPS
745 ## This is not necessarily all workstations using the MIPS processor -
746 ## Irises are produced by SGI, and DECstations by DEC.
747
748 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
749 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
750 ## it gives for choosing between the alternatives seems to be "Use
751 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
752 ## the BSD world." I'll assume that these are instructions for
753 ## handling two odd situations, and that every other situation
754 ## should use mips.h and usg5-2-2, they being listed first.
755 mips-mips-usg* )
756 machine=mips4
757 ## Fall through to the general code at the bottom to decide on the OS.
758 ;;
759 mips-mips-riscos4* )
760 machine=mips4 opsys=bsd4-3
761 NON_GNU_CC="cc -systype bsd43"
762 NON_GNU_CPP="cc -systype bsd43 -E"
763 ;;
764 mips-mips-riscos5* )
765 machine=mips4 opsys=riscos5
766 NON_GNU_CC="cc -systype bsd43"
767 NON_GNU_CPP="cc -systype bsd43 -E"
768 ;;
769 mips-mips-bsd* )
770 machine=mips opsys=bsd4-3
771 ;;
772 mips-mips-* )
773 machine=mips opsys=usg5-2-2
774 ;;
775
776 ## NeXT
777 m68*-next-* | m68k-*-nextstep* )
778 machine=m68k opsys=nextstep
779 ;;
780
781 ## The complete machine from National Semiconductor
782 ns32k-ns-genix* )
783 machine=ns32000 opsys=usg5-2
784 ;;
785
786 ## NCR machines
787 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
788 machine=tower32 opsys=usg5-2-2
789 ;;
790 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
791 machine=tower32v3 opsys=usg5-3
792 ;;
793
794 ## NEC EWS4800
795 mips-nec-sysv4*)
796 machine=ews4800 opsys=ux4800
797 ;;
798
799 ## Nixdorf Targon 31
800 m68*-nixdorf-sysv* )
801 machine=targon31 opsys=usg5-2-2
802 ;;
803
804 ## Nu (TI or LMI)
805 m68*-nu-sysv* )
806 machine=nu opsys=usg5-2
807 ;;
808
809 ## Plexus
810 m68*-plexus-sysv* )
811 machine=plexus opsys=usg5-2
812 ;;
813
814 ## Pyramid machines
815 ## I don't really have any idea what sort of processor the Pyramid has,
816 ## so I'm assuming it is its own architecture.
817 pyramid-pyramid-bsd* )
818 machine=pyramid opsys=bsd4-2
819 ;;
820
821 ## Sequent Balance
822 ns32k-sequent-bsd4.2* )
823 machine=sequent opsys=bsd4-2
824 ;;
825 ns32k-sequent-bsd4.3* )
826 machine=sequent opsys=bsd4-3
827 ;;
828
829 ## Siemens Nixdorf
830 mips-siemens-sysv* | mips-sni-sysv*)
831 machine=mips-siemens opsys=usg5-4
832 NON_GNU_CC=/usr/ccs/bin/cc
833 NON_GNU_CPP=/usr/ccs/lib/cpp
834 ;;
835
836 ## Silicon Graphics machines
837 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
838 m68*-sgi-iris3.5* )
839 machine=irist opsys=iris3-5
840 ;;
841 m68*-sgi-iris3.6* | m68*-sgi-iris*)
842 machine=irist opsys=iris3-6
843 ;;
844 ## Iris 4D
845 mips-sgi-irix3* )
846 machine=iris4d opsys=irix3-3
847 ;;
848 mips-sgi-irix4* )
849 machine=iris4d opsys=irix4-0
850 ;;
851 mips-sgi-irix6.5 )
852 machine=iris4d opsys=irix6-5
853 # Without defining _LANGUAGE_C, things get masked out in the headers
854 # so that, for instance, grepping for `free' in stdlib.h fails and
855 # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
856 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
857 NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
858 ;;
859 mips-sgi-irix6* )
860 machine=iris4d opsys=irix6-0
861 # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
862 # but presumably it does no harm.
863 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
864 # -32 probably isn't necessary in later v.6s -- anyone know which?
865 NON_GCC_TEST_OPTIONS=-32
866 ;;
867 mips-sgi-irix5.[01]* )
868 machine=iris4d opsys=irix5-0
869 ;;
870 mips-sgi-irix5* | mips-sgi-irix* )
871 machine=iris4d opsys=irix5-2
872 ;;
873
874 ## SONY machines
875 m68*-sony-bsd4.2* )
876 machine=news opsys=bsd4-2
877 ;;
878 m68*-sony-bsd4.3* )
879 machine=news opsys=bsd4-3
880 ;;
881 m68*-sony-newsos3* | m68*-sony-news3*)
882 machine=news opsys=bsd4-3
883 ;;
884 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
885 machine=news-risc opsys=bsd4-3
886 ;;
887 mips-sony-newsos6* )
888 machine=news-r6 opsys=newsos6
889 ;;
890 mips-sony-news* )
891 machine=news-risc opsys=newsos5
892 ;;
893
894 ## Stride
895 m68*-stride-sysv* )
896 machine=stride opsys=usg5-2
897 ;;
898
899 ## Suns
900 sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
901 machine=sparc opsys=gnu-linux
902 ;;
903
904 *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
905 | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
906 | rs6000-*-solaris2*)
907 case "${canonical}" in
908 m68*-sunos1* ) machine=sun1 ;;
909 m68*-sunos2* ) machine=sun2 ;;
910 m68* ) machine=sun3 ;;
911 i[3456]86-sun-sunos[34]* ) machine=sun386 ;;
912 i[3456]86-*-* ) machine=intel386 ;;
913 powerpcle* ) machine=powerpcle ;;
914 powerpc* | rs6000* ) machine=ibmrs6000 ;;
915 sparc* ) machine=sparc ;;
916 * ) unported=yes ;;
917 esac
918 case "${canonical}" in
919 ## The Sun386 didn't get past 4.0.
920 i[3456]86-*-sunos4 ) opsys=sunos4-0 ;;
921 *-sunos4.0* ) opsys=sunos4-0 ;;
922 *-sunos4.1.[3-9]*noshare )
923 ## This name is sunos413 instead of sunos4-1-3
924 ## to avoid a file name conflict on MSDOS.
925 opsys=sunos413
926 NON_GNU_CPP=/usr/lib/cpp
927 NON_GCC_TEST_OPTIONS=-Bstatic
928 GCC_TEST_OPTIONS=-static
929 ;;
930 *-sunos4.1.[3-9]* | *-sunos4shr*)
931 opsys=sunos4shr
932 NON_GNU_CPP=/usr/lib/cpp
933 ;;
934 *-sunos4* | *-sunos )
935 opsys=sunos4-1
936 NON_GCC_TEST_OPTIONS=-Bstatic
937 GCC_TEST_OPTIONS=-static
938 ;;
939 *-sunos5.3* | *-solaris2.3* )
940 opsys=sol2-3
941 NON_GNU_CPP=/usr/ccs/lib/cpp
942 ;;
943 *-sunos5.4* | *-solaris2.4* )
944 opsys=sol2-4
945 NON_GNU_CPP=/usr/ccs/lib/cpp
946 RANLIB="ar -ts"
947 ;;
948 *-sunos5.5* | *-solaris2.5* )
949 opsys=sol2-5
950 NON_GNU_CPP=/usr/ccs/lib/cpp
951 RANLIB="ar -ts"
952 ;;
953 *-sunos5.6* | *-solaris2.6* )
954 opsys=sol2-6
955 NON_GNU_CPP=/usr/ccs/lib/cpp
956 RANLIB="ar -ts"
957 ;;
958 *-sunos5* | *-solaris* )
959 opsys=sol2-6
960 NON_GNU_CPP=/usr/ccs/lib/cpp
961 ;;
962 * ) opsys=bsd4-2 ;;
963 esac
964 ## Watch out for a compiler that we know will not work.
965 case "${canonical}" in
966 *-solaris* | *-sunos5* )
967 if [ "x$CC" = x/usr/ucb/cc ]; then
968 ## /usr/ucb/cc doesn't work;
969 ## we should find some other compiler that does work.
970 unset CC
971 fi
972 ;;
973 *) ;;
974 esac
975 ;;
976 sparc-*-nextstep* )
977 machine=sparc opsys=nextstep
978 ;;
979
980 ## Tadpole 68k
981 m68*-tadpole-sysv* )
982 machine=tad68k opsys=usg5-3
983 ;;
984
985 ## Tahoe machines
986 tahoe-tahoe-bsd4.2* )
987 machine=tahoe opsys=bsd4-2
988 ;;
989 tahoe-tahoe-bsd4.3* )
990 machine=tahoe opsys=bsd4-3
991 ;;
992
993 ## Tandem Integrity S2
994 mips-tandem-sysv* )
995 machine=tandem-s2 opsys=usg5-3
996 ;;
997
998 ## Tektronix XD88
999 m88k-tektronix-sysv3* )
1000 machine=tekxd88 opsys=usg5-3
1001 ;;
1002
1003 ## Tektronix 16000 box (6130?)
1004 ns16k-tektronix-bsd* )
1005 machine=ns16000 opsys=bsd4-2
1006 ;;
1007 ## Tektronix 4300
1008 ## src/m/tek4300.h hints that this is a m68k machine.
1009 m68*-tektronix-bsd* )
1010 machine=tek4300 opsys=bsd4-3
1011 ;;
1012
1013 ## Titan P2 or P3
1014 ## We seem to have lost the machine-description file titan.h!
1015 titan-titan-sysv* )
1016 machine=titan opsys=usg5-3
1017 ;;
1018
1019 ## Ustation E30 (SS5E)
1020 m68*-unisys-uniplus* )
1021 machine=ustation opsystem=unipl5-2
1022 ;;
1023
1024 ## Vaxen.
1025 vax-dec-* )
1026 machine=vax
1027 case "${canonical}" in
1028 *-bsd4.1* ) opsys=bsd4-1 ;;
1029 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
1030 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
1031 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
1032 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
1033 *-vms* ) opsys=vms ;;
1034 * ) unported=yes
1035 esac
1036 ;;
1037
1038 ## Whitechapel MG1
1039 ns16k-whitechapel-* )
1040 machine=mg1
1041 ## We don't know what sort of OS runs on these; we'll let the
1042 ## operating system guessing code below try.
1043 ;;
1044
1045 ## Wicat
1046 m68*-wicat-sysv* )
1047 machine=wicat opsys=usg5-2
1048 ;;
1049
1050 ## IA-64
1051 ia64*-*-linux* )
1052 machine=ia64 opsys=gnu-linux
1053 ;;
1054
1055 ## Intel 386 machines where we don't care about the manufacturer
1056 i[3456]86-*-* )
1057 machine=intel386
1058 case "${canonical}" in
1059 *-cygwin ) opsys=cygwin ;;
1060 *-lynxos* ) opsys=lynxos ;;
1061 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1062 *-isc2.2* ) opsys=isc2-2 ;;
1063 *-isc4.0* ) opsys=isc4-0 ;;
1064 *-isc4.* ) opsys=isc4-1
1065 GCC_TEST_OPTIONS=-posix
1066 NON_GCC_TEST_OPTIONS=-Xp
1067 ;;
1068 *-isc* ) opsys=isc3-0 ;;
1069 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1070 *-esix* ) opsys=esix ;;
1071 *-xenix* ) opsys=xenix ;;
1072 *-linux-gnu* ) opsys=gnu-linux ;;
1073 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
1074 *-sco3.2v5* ) opsys=sco5
1075 NON_GNU_CPP=/lib/cpp
1076 # Prevent -belf from being passed to $CPP.
1077 # /lib/cpp does not accept it.
1078 OVERRIDE_CPPFLAGS=" "
1079 ;;
1080 *-sysv4.2uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1081 *-sysv5uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1082 *-sysv5OpenUNIX* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1083 *-386bsd* ) opsys=386bsd ;;
1084 *-nextstep* ) opsys=nextstep ;;
1085 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1086 esac
1087 ;;
1088
1089 ## m68k Linux-based GNU system
1090 m68k-*-linux-gnu* )
1091 machine=m68k opsys=gnu-linux
1092 ;;
1093
1094 ## Mips Linux-based GNU system
1095 mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1096 machine=mips opsys=gnu-linux
1097 ;;
1098
1099 ## UXP/DS
1100 sparc-fujitsu-sysv4* )
1101 machine=sparc opsys=uxpds
1102 NON_GNU_CPP=/usr/ccs/lib/cpp
1103 RANLIB="ar -ts"
1104 ;;
1105
1106 ## UXP/V
1107 f301-fujitsu-uxpv4.1)
1108 machine=f301 opsys=uxpv
1109 ;;
1110
1111 ## Darwin / Mac OS X
1112 powerpc-apple-darwin* )
1113 machine=powermac opsys=darwin
1114 # Define CPP as follows to make autoconf work correctly.
1115 CPP="cc -E -traditional-cpp"
1116 ;;
1117
1118 ## AMD x86-64 Linux-based GNU system
1119 x86_64-*-linux-gnu* )
1120 machine=amdx86-64 opsys=gnu-linux
1121 ;;
1122
1123 * )
1124 unported=yes
1125 ;;
1126 esac
1127
1128 ### If the code above didn't choose an operating system, just choose
1129 ### an operating system based on the configuration name. You really
1130 ### only want to use this when you have no idea what the right
1131 ### operating system is; if you know what operating systems a machine
1132 ### runs, it's cleaner to make it explicit in the case statement
1133 ### above.
1134 if test x"${opsys}" = x; then
1135 case "${canonical}" in
1136 *-gnu* ) opsys=gnu ;;
1137 *-bsd4.[01] ) opsys=bsd4-1 ;;
1138 *-bsd4.2 ) opsys=bsd4-2 ;;
1139 *-bsd4.3 ) opsys=bsd4-3 ;;
1140 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
1141 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
1142 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
1143 *-sysv3* | *-sysvr3* ) opsys=usg5-3 ;;
1144 *-sysv4.2uw* ) opsys=unixware ;;
1145 *-sysv5uw* ) opsys=unixware ;;
1146 *-sysv5OpenUNIX* ) opsys=unixware ;;
1147 *-sysv4.1* | *-sysvr4.1* )
1148 NON_GNU_CPP=/usr/lib/cpp
1149 opsys=usg5-4 ;;
1150 *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1151 if [ x$NON_GNU_CPP = x ]; then
1152 if [ -f /usr/ccs/lib/cpp ]; then
1153 NON_GNU_CPP=/usr/ccs/lib/cpp
1154 else
1155 NON_GNU_CPP=/lib/cpp
1156 fi
1157 fi
1158 opsys=usg5-4-2 ;;
1159 *-sysv4* | *-sysvr4* ) opsys=usg5-4 ;;
1160 * )
1161 unported=yes
1162 ;;
1163 esac
1164 fi
1165
1166 ]
1167
1168 if test $unported = yes; then
1169 AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1170 Check `etc/MACHINES' for recognized configuration names.])
1171 fi
1172
1173 machfile="m/${machine}.h"
1174 opsysfile="s/${opsys}.h"
1175
1176
1177 #### Choose a compiler.
1178 test -n "$CC" && cc_specified=yes
1179
1180 # Save the value of CFLAGS that the user specified.
1181 SPECIFIED_CFLAGS="$CFLAGS"
1182
1183 case ${with_gcc} in
1184 "yes" ) CC="gcc" GCC=yes ;;
1185 "no" ) : ${CC=cc} ;;
1186 * )
1187 esac
1188 AC_PROG_CC
1189
1190 # On Suns, sometimes $CPP names a directory.
1191 if test -n "$CPP" && test -d "$CPP"; then
1192 CPP=
1193 fi
1194
1195 #### Some systems specify a CPP to use unless we are using GCC.
1196 #### Now that we know whether we are using GCC, we can decide whether
1197 #### to use that one.
1198 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1199 then
1200 CPP="$NON_GNU_CPP"
1201 fi
1202
1203 #### Some systems specify a CC to use unless we are using GCC.
1204 #### Now that we know whether we are using GCC, we can decide whether
1205 #### to use that one.
1206 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1207 test x$cc_specified != xyes
1208 then
1209 CC="$NON_GNU_CC"
1210 fi
1211
1212 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1213 then
1214 CC="$CC $GCC_TEST_OPTIONS"
1215 fi
1216
1217 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1218 then
1219 CC="$CC $NON_GCC_TEST_OPTIONS"
1220 fi
1221
1222 #### Some other nice autoconf tests.
1223
1224 dnl checks for programs
1225 AC_PROG_LN_S
1226 AC_PROG_CPP
1227 AC_PROG_INSTALL
1228 if test "x$RANLIB" = x; then
1229 AC_PROG_RANLIB
1230 fi
1231 AC_PATH_PROG(INSTALL_INFO, install-info)
1232 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1233 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1234
1235 dnl Add our options to ac_link now, after it is set up.
1236
1237 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1238 then
1239 ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1240 fi
1241
1242 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1243 then
1244 ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1245 fi
1246
1247 dnl checks for Unix variants
1248 AC_AIX
1249
1250 #### Extract some information from the operating system and machine files.
1251
1252 AC_CHECKING([the machine- and system-dependent files to find out
1253 - which libraries the lib-src programs will want, and
1254 - whether the GNU malloc routines are usable])
1255
1256 ### First figure out CFLAGS (which we use for running the compiler here)
1257 ### and REAL_CFLAGS (which we use for real compilation).
1258 ### The two are the same except on a few systems, where they are made
1259 ### different to work around various lossages. For example,
1260 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1261 ### as implying static linking.
1262
1263 ### If the CFLAGS env var is specified, we use that value
1264 ### instead of the default.
1265
1266 ### It's not important that this name contain the PID; you can't run
1267 ### two configures in the same directory and have anything work
1268 ### anyway.
1269 tempcname="conftest.c"
1270
1271 echo '
1272 #include "'${srcdir}'/src/'${opsysfile}'"
1273 #include "'${srcdir}'/src/'${machfile}'"
1274 #ifndef LIBS_MACHINE
1275 #define LIBS_MACHINE
1276 #endif
1277 #ifndef LIBS_SYSTEM
1278 #define LIBS_SYSTEM
1279 #endif
1280 #ifndef C_SWITCH_SYSTEM
1281 #define C_SWITCH_SYSTEM
1282 #endif
1283 #ifndef C_SWITCH_MACHINE
1284 #define C_SWITCH_MACHINE
1285 #endif
1286 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1287 configure___ c_switch_system=C_SWITCH_SYSTEM
1288 configure___ c_switch_machine=C_SWITCH_MACHINE
1289
1290 #ifndef LIB_X11_LIB
1291 #define LIB_X11_LIB -lX11
1292 #endif
1293
1294 #ifndef LIBX11_MACHINE
1295 #define LIBX11_MACHINE
1296 #endif
1297
1298 #ifndef LIBX11_SYSTEM
1299 #define LIBX11_SYSTEM
1300 #endif
1301 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1302
1303 #ifdef UNEXEC
1304 configure___ unexec=UNEXEC
1305 #else
1306 configure___ unexec=unexec.o
1307 #endif
1308
1309 #ifdef SYSTEM_MALLOC
1310 configure___ system_malloc=yes
1311 #else
1312 configure___ system_malloc=no
1313 #endif
1314
1315 #ifdef USE_MMAP_FOR_BUFFERS
1316 configure___ use_mmap_for_buffers=yes
1317 #else
1318 configure___ use_mmap_for_buffers=no
1319 #endif
1320
1321 #ifndef C_DEBUG_SWITCH
1322 #define C_DEBUG_SWITCH -g
1323 #endif
1324
1325 #ifndef C_OPTIMIZE_SWITCH
1326 #ifdef __GNUC__
1327 #define C_OPTIMIZE_SWITCH -O2
1328 #else
1329 #define C_OPTIMIZE_SWITCH -O
1330 #endif
1331 #endif
1332
1333 #ifndef LD_SWITCH_MACHINE
1334 #define LD_SWITCH_MACHINE
1335 #endif
1336
1337 #ifndef LD_SWITCH_SYSTEM
1338 #define LD_SWITCH_SYSTEM
1339 #endif
1340
1341 #ifndef LD_SWITCH_X_SITE_AUX
1342 #define LD_SWITCH_X_SITE_AUX
1343 #endif
1344
1345 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1346 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1347
1348 #ifdef THIS_IS_CONFIGURE
1349
1350 /* Get the CFLAGS for tests in configure. */
1351 #ifdef __GNUC__
1352 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1353 #else
1354 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1355 #endif
1356
1357 #else /* not THIS_IS_CONFIGURE */
1358
1359 /* Get the CFLAGS for real compilation. */
1360 #ifdef __GNUC__
1361 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1362 #else
1363 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1364 #endif
1365
1366 #endif /* not THIS_IS_CONFIGURE */
1367 ' > ${tempcname}
1368
1369 # The value of CPP is a quoted variable reference, so we need to do this
1370 # to get its actual value...
1371 CPP=`eval "echo $CPP"`
1372 [eval `${CPP} -Isrc ${tempcname} \
1373 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1374 if test "x$SPECIFIED_CFLAGS" = x; then
1375 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1376 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1377 else
1378 REAL_CFLAGS="$CFLAGS"
1379 fi]
1380 rm ${tempcname}
1381
1382 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1383
1384 ### Make sure subsequent tests use flags consistent with the build flags.
1385
1386 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1387 CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1388 else
1389 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1390 fi
1391
1392 dnl For AC_FUNC_GETLOADAVG, at least:
1393 AC_CONFIG_LIBOBJ_DIR(src)
1394
1395 AC_GNU_SOURCE
1396
1397 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1398 AC_SYS_LARGEFILE
1399
1400 if test "${with_sound}" != "no"; then
1401 # Sound support for GNU/Linux and the free BSDs.
1402 AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1403 # Emulation library used on NetBSD.
1404 AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1405 AC_SUBST(LIBSOUND)
1406 fi
1407
1408 dnl checks for header files
1409 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1410 linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1411 termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1412 sys/param.h sys/vlimit.h sys/resource.h)
1413 dnl On Solaris 8 there's a compilation warning for term.h because
1414 dnl it doesn't define `bool'.
1415 AC_CHECK_HEADERS(term.h, , , -)
1416 AC_HEADER_STDC
1417 AC_HEADER_TIME
1418 AC_CHECK_DECLS([sys_siglist])
1419 if test $ac_cv_have_decl_sys_siglist != yes; then
1420 # For Tru64, at least:
1421 AC_CHECK_DECLS([__sys_siglist])
1422 if test $ac_cv_have_decl___sys_siglist = yes; then
1423 AC_DEFINE(sys_siglist, __sys_siglist,
1424 [Define to any substitute for sys_siglist.])
1425 fi
1426 fi
1427 AC_HEADER_SYS_WAIT
1428
1429 dnl Some systems have utime.h but don't declare the struct anyplace.
1430 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1431 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1432 #include <sys/time.h>
1433 #include <time.h>
1434 #else
1435 #ifdef HAVE_SYS_TIME_H
1436 #include <sys/time.h>
1437 #else
1438 #include <time.h>
1439 #endif
1440 #endif
1441 #ifdef HAVE_UTIME_H
1442 #include <utime.h>
1443 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1444 emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1445 if test $emacs_cv_struct_utimbuf = yes; then
1446 AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1447 fi
1448
1449 dnl checks for typedefs
1450 AC_TYPE_SIGNAL
1451
1452 dnl Check for speed_t typedef.
1453 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1454 [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1455 emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1456 if test $emacs_cv_speed_t = yes; then
1457 AC_DEFINE(HAVE_SPEED_T, 1,
1458 [Define to 1 if `speed_t' is declared by <termios.h>.])
1459 fi
1460
1461 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1462 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1463 #include <sys/time.h>
1464 #include <time.h>
1465 #else
1466 #ifdef HAVE_SYS_TIME_H
1467 #include <sys/time.h>
1468 #else
1469 #include <time.h>
1470 #endif
1471 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1472 emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1473 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1474 if test $emacs_cv_struct_timeval = yes; then
1475 AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1476 fi
1477
1478 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1479 AC_TRY_COMPILE([#include <math.h>],
1480 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1481 emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1482 HAVE_EXCEPTION=$emacs_cv_struct_exception
1483 if test $emacs_cv_struct_exception != yes; then
1484 AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1485 fi
1486
1487 dnl checks for structure members
1488 AC_STRUCT_TM
1489 AC_STRUCT_TIMEZONE
1490 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1491 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1492 [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1493 [#include <time.h>])
1494
1495 dnl checks for compiler characteristics
1496
1497 dnl Testing __STDC__ to determine prototype support isn't good enough.
1498 dnl DEC C, for instance, doesn't define it with default options, and
1499 dnl is used on 64-bit systems (OSF Alphas). Similarly for volatile
1500 dnl and void *.
1501 AC_C_PROTOTYPES
1502 AC_C_VOLATILE
1503 AC_C_CONST
1504 dnl This isn't useful because we can't turn on use of `inline' unless
1505 dnl the compiler groks `extern inline'.
1506 dnl AC_C_INLINE
1507 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1508 [AC_TRY_COMPILE(, [void * foo;],
1509 emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1510 if test $emacs_cv_void_star = yes; then
1511 AC_DEFINE(POINTER_TYPE, void)
1512 else
1513 AC_DEFINE(POINTER_TYPE, char)
1514 fi
1515 AH_TEMPLATE(POINTER_TYPE,
1516 [Define as `void' if your compiler accepts `void *'; otherwise
1517 define as `char'.])dnl
1518
1519 dnl This could be used for targets which can have both byte sexes.
1520 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1521 dnl AC_C_BIGENDIAN
1522
1523 dnl check for Make feature
1524 AC_PROG_MAKE_SET
1525
1526 dnl checks for operating system services
1527 AC_SYS_LONG_FILE_NAMES
1528
1529 #### Choose a window system.
1530
1531 AC_PATH_X
1532 if test "$no_x" = yes; then
1533 window_system=none
1534 else
1535 window_system=x11
1536 fi
1537
1538 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1539 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1540 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1541 x_default_search_path=""
1542 for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1543 x_search_path="\
1544 ${x_library}/X11/%L/%T/%N%C%S:\
1545 ${x_library}/X11/%l/%T/%N%C%S:\
1546 ${x_library}/X11/%T/%N%C%S:\
1547 ${x_library}/X11/%L/%T/%N%S:\
1548 ${x_library}/X11/%l/%T/%N%S:\
1549 ${x_library}/X11/%T/%N%S"
1550 if test x"${x_default_search_path}" = x; then
1551 x_default_search_path=${x_search_path}
1552 else
1553 x_default_search_path="${x_search_path}:${x_default_search_path}"
1554 fi
1555 done
1556 fi
1557 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1558 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1559 fi
1560
1561 if test x"${x_includes}" = x; then
1562 bitmapdir=/usr/include/X11/bitmaps
1563 else
1564 # accumulate include directories that have X11 bitmap subdirectories
1565 bmd_acc="dummyval"
1566 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1567 if test -d "${bmd}/X11/bitmaps"; then
1568 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1569 fi
1570 if test -d "${bmd}/bitmaps"; then
1571 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1572 fi
1573 done
1574 if test ${bmd_acc} != "dummyval"; then
1575 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1576 fi
1577 fi
1578
1579 case "${window_system}" in
1580 x11 )
1581 HAVE_X_WINDOWS=yes
1582 HAVE_X11=yes
1583 case "${with_x_toolkit}" in
1584 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1585 motif ) USE_X_TOOLKIT=MOTIF ;;
1586 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1587 gtk ) with_gtk=yes
1588 dnl Dont set this for GTK. A lot of tests below assumes Xt when
1589 dnl USE_X_TOOLKIT is set.
1590 USE_X_TOOLKIT=none ;;
1591 no ) USE_X_TOOLKIT=none ;;
1592 dnl If user did not say whether to use a toolkit,
1593 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1594 * ) USE_X_TOOLKIT=maybe ;;
1595 esac
1596 ;;
1597 none )
1598 HAVE_X_WINDOWS=no
1599 HAVE_X11=no
1600 USE_X_TOOLKIT=none
1601 ;;
1602 esac
1603
1604 ### If we're using X11, we should use the X menu package.
1605 HAVE_MENUS=no
1606 case ${HAVE_X11} in
1607 yes ) HAVE_MENUS=yes ;;
1608 esac
1609
1610 if test "${opsys}" = "hpux9"; then
1611 case "${x_libraries}" in
1612 *X11R4* )
1613 opsysfile="s/hpux9-x11r4.h"
1614 ;;
1615 esac
1616 fi
1617
1618 if test "${opsys}" = "hpux9shr"; then
1619 case "${x_libraries}" in
1620 *X11R4* )
1621 opsysfile="s/hpux9shxr4.h"
1622 ;;
1623 esac
1624 fi
1625
1626 ### Compute the unexec source name from the object name.
1627 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1628
1629 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1630 # Assume not, until told otherwise.
1631 GNU_MALLOC=yes
1632 doug_lea_malloc=yes
1633 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1634 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1635 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1636 emacs_cv_var___after_morecore_hook,
1637 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1638 emacs_cv_var___after_morecore_hook=yes,
1639 emacs_cv_var___after_morecore_hook=no)])
1640 if test $emacs_cv_var___after_morecore_hook = no; then
1641 doug_lea_malloc=no
1642 fi
1643 if test "${system_malloc}" = "yes"; then
1644 GNU_MALLOC=no
1645 GNU_MALLOC_reason="
1646 (The GNU allocators don't work with this system configuration.)"
1647 fi
1648 if test "$doug_lea_malloc" = "yes" ; then
1649 if test "$GNU_MALLOC" = yes ; then
1650 GNU_MALLOC_reason="
1651 (Using Doug Lea's new malloc from the GNU C Library.)"
1652 fi
1653 AC_DEFINE(DOUG_LEA_MALLOC, 1,
1654 [Define to 1 if you are using the GNU C Library.])
1655 fi
1656
1657 if test x"${REL_ALLOC}" = x; then
1658 REL_ALLOC=${GNU_MALLOC}
1659 fi
1660
1661 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1662 dnl the system configuration file (s/*.h) to turn the use of mmap
1663 dnl in the relocating allocator on.
1664
1665 AC_FUNC_MMAP
1666 if test $use_mmap_for_buffers = yes; then
1667 REL_ALLOC=no
1668 fi
1669
1670 LIBS="$libsrc_libs $LIBS"
1671
1672 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1673 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1674 AC_CHECK_LIB(dnet, dnet_ntoa)
1675 dnl This causes -lresolv to get used in subsequent tests,
1676 dnl which causes failures on some systems such as HPUX 9.
1677 dnl AC_CHECK_LIB(resolv, gethostbyname)
1678
1679 dnl FIXME replace main with a function we actually want from this library.
1680 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1681
1682 AC_CHECK_LIB(pthreads, cma_open)
1683
1684 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1685 if test -d /usr/X386/include; then
1686 HAVE_XFREE386=yes
1687 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1688 else
1689 HAVE_XFREE386=no
1690 fi
1691 AC_MSG_RESULT($HAVE_XFREE386)
1692
1693 dnl Check for need for bigtoc support on IBM AIX
1694
1695 case ${host_os} in
1696 aix*)
1697 AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1698 case $GCC in
1699 yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1700 *) gdb_cv_bigtoc=-bbigtoc ;;
1701 esac
1702
1703 LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1704 AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1705 ])
1706 ;;
1707 esac
1708
1709 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
1710 # used for the tests that follow. We set them back to REAL_CFLAGS and
1711 # REAL_CPPFLAGS later on.
1712
1713 REAL_CPPFLAGS="$CPPFLAGS"
1714
1715 if test "${HAVE_X11}" = "yes"; then
1716 DEFS="$C_SWITCH_X_SITE $DEFS"
1717 LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1718 LIBS="$LIBX $LIBS"
1719 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1720 CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1721
1722 # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1723 # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1724 # but it's more convenient here to set LD_RUN_PATH
1725 # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1726 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1727 LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1728 export LD_RUN_PATH
1729 fi
1730
1731 if test "${opsys}" = "gnu-linux"; then
1732 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1733 AC_TRY_LINK([],
1734 [XOpenDisplay ("foo");],
1735 [xlinux_first_failure=no],
1736 [xlinux_first_failure=yes])
1737 if test "${xlinux_first_failure}" = "yes"; then
1738 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1739 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1740 OLD_CPPFLAGS="$CPPFLAGS"
1741 OLD_LIBS="$LIBS"
1742 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1743 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1744 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1745 LIBS="$LIBS -b i486-linuxaout"
1746 AC_TRY_LINK([],
1747 [XOpenDisplay ("foo");],
1748 [xlinux_second_failure=no],
1749 [xlinux_second_failure=yes])
1750 if test "${xlinux_second_failure}" = "yes"; then
1751 # If we get the same failure with -b, there is no use adding -b.
1752 # So take it out. This plays safe.
1753 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1754 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1755 CPPFLAGS="$OLD_CPPFLAGS"
1756 LIBS="$OLD_LIBS"
1757 AC_MSG_RESULT(no)
1758 else
1759 AC_MSG_RESULT(yes)
1760 fi
1761 else
1762 AC_MSG_RESULT(no)
1763 fi
1764 fi
1765
1766 # Reportedly, some broken Solaris systems have XKBlib.h but are missing
1767 # header files included from there.
1768 AC_MSG_CHECKING(for Xkb)
1769 AC_TRY_LINK([#include <X11/Xlib.h>
1770 #include <X11/XKBlib.h>],
1771 [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
1772 emacs_xkb=yes, emacs_xkb=no)
1773 AC_MSG_RESULT($emacs_xkb)
1774 if test $emacs_xkb = yes; then
1775 AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
1776 fi
1777
1778 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1779 XScreenNumberOfScreen XSetWMProtocols)
1780 fi
1781
1782 if test "${window_system}" = "x11"; then
1783 AC_MSG_CHECKING(X11 version 6)
1784 AC_CACHE_VAL(emacs_cv_x11_version_6,
1785 [AC_TRY_LINK([#include <X11/Xlib.h>],
1786 [#if XlibSpecificationRelease < 6
1787 fail;
1788 #endif
1789 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
1790 if test $emacs_cv_x11_version_6 = yes; then
1791 AC_MSG_RESULT(6 or newer)
1792 AC_DEFINE(HAVE_X11R6, 1,
1793 [Define to 1 if you have the X11R6 or newer version of Xlib.])
1794 else
1795 AC_MSG_RESULT(before 6)
1796 fi
1797 fi
1798
1799 if test "${window_system}" = "x11"; then
1800 AC_MSG_CHECKING(X11 version 5)
1801 AC_CACHE_VAL(emacs_cv_x11_version_5,
1802 [AC_TRY_LINK([#include <X11/Xlib.h>],
1803 [#if XlibSpecificationRelease < 5
1804 fail;
1805 #endif
1806 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
1807 if test $emacs_cv_x11_version_5 = yes; then
1808 AC_MSG_RESULT(5 or newer)
1809 HAVE_X11R5=yes
1810 AC_DEFINE(HAVE_X11R5, 1,
1811 [Define to 1 if you have the X11R5 or newer version of Xlib.])
1812 else
1813 HAVE_X11R5=no
1814 AC_MSG_RESULT(before 5)
1815 fi
1816 fi
1817
1818 dnl This function defintion taken from Gnome 2.0
1819 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1820 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1821 dnl also defines GSTUFF_PKG_ERRORS on error
1822 AC_DEFUN(PKG_CHECK_MODULES, [
1823 succeeded=no
1824
1825 if test -z "$PKG_CONFIG"; then
1826 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1827 fi
1828
1829 if test "$PKG_CONFIG" = "no" ; then
1830 echo "*** The pkg-config script could not be found. Make sure it is"
1831 echo "*** in your path, or give the full path to pkg-config with"
1832 echo "*** the PKG_CONFIG environment variable or --with-pkg-config-prog."
1833 echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
1834 else
1835 PKG_CONFIG_MIN_VERSION=0.9.0
1836 if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1837 AC_MSG_CHECKING(for $2)
1838
1839 if $PKG_CONFIG --exists "$2" ; then
1840 AC_MSG_RESULT(yes)
1841 succeeded=yes
1842
1843 AC_MSG_CHECKING($1_CFLAGS)
1844 $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
1845 AC_MSG_RESULT($$1_CFLAGS)
1846
1847 AC_MSG_CHECKING($1_LIBS)
1848 $1_LIBS=`$PKG_CONFIG --libs "$2"`
1849 AC_MSG_RESULT($$1_LIBS)
1850 else
1851 $1_CFLAGS=""
1852 $1_LIBS=""
1853 ## If we have a custom action on failure, don't print errors, but
1854 ## do set a variable so people can do so.
1855 $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1856 ifelse([$4], ,echo $$1_PKG_ERRORS,)
1857 fi
1858
1859 AC_SUBST($1_CFLAGS)
1860 AC_SUBST($1_LIBS)
1861 else
1862 echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1863 echo "*** See http://www.freedesktop.org/software/pkgconfig"
1864 fi
1865 fi
1866
1867 if test $succeeded = yes; then
1868 ifelse([$3], , :, [$3])
1869 else
1870 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.]), [$4])
1871 fi
1872 ])
1873
1874 HAVE_GTK=no
1875 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk"; then
1876 if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
1877 AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
1878 fi
1879 GLIB_REQUIRED=2.0.1
1880 GTK_REQUIRED=2.0.1
1881 GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
1882
1883 dnl Check if --with-pkg-config-prog has been given.
1884 if test "X${with_pkg_config_prog}" != X; then
1885 PKG_CONFIG="${with_pkg_config_prog}"
1886 fi
1887 dnl Checks for libraries.
1888 PKG_CHECK_MODULES(GTK, $GTK_MODULES)
1889 AC_SUBST(GTK_CFLAGS)
1890 AC_SUBST(GTK_LIBS)
1891 C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
1892 HAVE_GTK=yes
1893 AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
1894 USE_X_TOOLKIT=none
1895
1896 dnl GTK scrollbars resembles toolkit scrollbars alot, so to avoid
1897 dnl a lot if #ifdef:s, say we have toolkit scrollbars.
1898 with_toolkit_scroll_bars=yes
1899 fi
1900
1901 dnl Do not put whitespace before the #include statements below.
1902 dnl Older compilers (eg sunos4 cc) choke on it.
1903 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1904 if test x"${HAVE_X11R5}" = xyes; then
1905 AC_MSG_CHECKING(X11 version 5 with Xaw)
1906 AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1907 [AC_TRY_LINK([
1908 #include <X11/Intrinsic.h>
1909 #include <X11/Xaw/Simple.h>],
1910 [],
1911 emacs_cv_x11_version_5_with_xaw=yes,
1912 emacs_cv_x11_version_5_with_xaw=no)])
1913 if test $emacs_cv_x11_version_5_with_xaw = yes; then
1914 AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1915 USE_X_TOOLKIT=LUCID
1916 else
1917 AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1918 USE_X_TOOLKIT=none
1919 fi
1920 else
1921 USE_X_TOOLKIT=none
1922 fi
1923 fi
1924
1925 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1926
1927 if test "${USE_X_TOOLKIT}" != "none"; then
1928 AC_MSG_CHECKING(X11 toolkit version)
1929 AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1930 [AC_TRY_LINK([#include <X11/Intrinsic.h>],
1931 [#if XtSpecificationRelease < 6
1932 fail;
1933 #endif
1934 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
1935 HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1936 if test $emacs_cv_x11_toolkit_version_6 = yes; then
1937 AC_MSG_RESULT(6 or newer)
1938 AC_DEFINE(HAVE_X11XTR6, 1,
1939 [Define to 1 if you have the X11R6 or newer version of Xt.])
1940 else
1941 AC_MSG_RESULT(before 6)
1942 fi
1943
1944 dnl If using toolkit, check whether libXmu.a exists.
1945 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1946 OLDLIBS="$LIBS"
1947 if test x$HAVE_X11XTR6 = xyes; then
1948 LIBS="-lXt -lSM -lICE $LIBS"
1949 else
1950 LIBS="-lXt $LIBS"
1951 fi
1952 AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1953 test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
1954 fi
1955
1956 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
1957 if test "${HAVE_X11}" = "yes"; then
1958 if test "${USE_X_TOOLKIT}" != "none"; then
1959 AC_CHECK_LIB(Xext, XShapeQueryExtension)
1960 fi
1961 fi
1962
1963 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1964 AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
1965 # We put this in CFLAGS temporarily to precede other -I options
1966 # that might be in CFLAGS temporarily.
1967 # We put this in CPPFLAGS where it precedes the other -I options.
1968 OLD_CPPFLAGS=$CPPFLAGS
1969 OLD_CFLAGS=$CFLAGS
1970 CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
1971 CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
1972 [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
1973 [int x = 5;],
1974 emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
1975 if test $emacs_cv_lesstif = yes; then
1976 # Make sure this -I option remains in CPPFLAGS after it is set
1977 # back to REAL_CPPFLAGS.
1978 # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
1979 # have those other -I options anyway. Ultimately, having this
1980 # directory ultimately in CPPFLAGS will be enough.
1981 REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
1982 LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
1983 else
1984 CFLAGS=$OLD_CFLAGS
1985 CPPFLAGS=$OLD_CPPFLAGS
1986 fi
1987 AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1988 [AC_TRY_COMPILE([#include <Xm/Xm.h>],
1989 [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1990 int x = 5;
1991 #else
1992 Motif version prior to 2.1.
1993 #endif],
1994 emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
1995 HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1996 if test $emacs_cv_motif_version_2_1 = yes; then
1997 HAVE_LIBXP=no
1998 AC_DEFINE(HAVE_MOTIF_2_1, 1,
1999 [Define to 1 if you have Motif 2.1 or newer.])
2000 AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2001 if test ${HAVE_LIBXP} = yes; then
2002 AC_DEFINE(HAVE_LIBXP, 1,
2003 [Define to 1 if you have the Xp library (-lXp).])
2004 fi
2005 fi
2006 fi
2007
2008 ### Is -lXaw3d available?
2009 HAVE_XAW3D=no
2010 if test "${HAVE_X11}" = "yes"; then
2011 if test "${USE_X_TOOLKIT}" != "none"; then
2012 dnl Fixme: determine what Scrollbar.h needs to avoid compilation
2013 dnl errors from the test without the `-'.
2014 AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
2015 [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes)], , -)
2016 if test "${HAVE_XAW3D}" = "yes"; then
2017 AC_DEFINE(HAVE_XAW3D, 1,
2018 [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2019 fi
2020 fi
2021 fi
2022
2023 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2024 dnl using Motif or Xaw3d is available, and unless
2025 dnl --with-toolkit-scroll-bars=no was specified.
2026
2027 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2028 [Define to 1 if we should use toolkit scroll bars.])dnl
2029 USE_TOOLKIT_SCROLL_BARS=no
2030 if test "${with_toolkit_scroll_bars}" != "no"; then
2031 if test "${USE_X_TOOLKIT}" != "none"; then
2032 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2033 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2034 HAVE_XAW3D=no
2035 USE_TOOLKIT_SCROLL_BARS=yes
2036 elif test "${HAVE_XAW3D}" = "yes"; then
2037 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2038 USE_TOOLKIT_SCROLL_BARS=yes
2039 fi
2040 elif test "${HAVE_GTK}" = "yes"; then
2041 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2042 USE_TOOLKIT_SCROLL_BARS=yes
2043 fi
2044 fi
2045
2046 dnl Don't use X11 input methods if user specifies he doesn't want it
2047 dnl with `--with-xim=no'.
2048
2049 if test "${with_xim}" != "no"; then
2050 AC_DEFINE(USE_XIM, 1,
2051 [Define to 1 if we should use XIM, if it is available.])
2052 fi
2053
2054 ### Use -lXpm if available, unless `--with-xpm=no'.
2055 HAVE_XPM=no
2056 if test "${HAVE_X11}" = "yes"; then
2057 if test "${with_xpm}" != "no"; then
2058 AC_CHECK_HEADER(X11/xpm.h,
2059 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2060 if test "${HAVE_XPM}" = "yes"; then
2061 AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2062 AC_EGREP_CPP(no_return_alloc_pixels,
2063 [#include "X11/xpm.h"
2064 #ifndef XpmReturnAllocPixels
2065 no_return_alloc_pixels
2066 #endif
2067 ], HAVE_XPM=no, HAVE_XPM=yes)
2068
2069 if test "${HAVE_XPM}" = "yes"; then
2070 AC_MSG_RESULT(yes)
2071 else
2072 AC_MSG_RESULT(no)
2073 fi
2074 fi
2075 fi
2076
2077 if test "${HAVE_XPM}" = "yes"; then
2078 AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2079 fi
2080 fi
2081
2082 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2083 HAVE_JPEG=no
2084 if test "${HAVE_X11}" = "yes"; then
2085 if test "${with_jpeg}" != "no"; then
2086 dnl Checking for jpeglib.h can lose because of a redefinition of
2087 dnl HAVE_STDLIB_H.
2088 AC_CHECK_HEADER(jerror.h,
2089 AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2090 fi
2091
2092 AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2093 if test "${HAVE_JPEG}" = "yes"; then
2094 AC_DEFINE(HAVE_JPEG)
2095 AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2096 [#include <jpeglib.h>
2097 version=JPEG_LIB_VERSION
2098 ],
2099 AC_DEFINE(HAVE_JPEG),
2100 [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2101 HAVE_JPEG=no])
2102 fi
2103 fi
2104
2105 ### Use -lpng if available, unless `--with-png=no'.
2106 HAVE_PNG=no
2107 if test "${HAVE_X11}" = "yes"; then
2108 if test "${with_png}" != "no"; then
2109 AC_CHECK_HEADER(png.h,
2110 AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm))
2111 fi
2112
2113 if test "${HAVE_PNG}" = "yes"; then
2114 AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2115 fi
2116 fi
2117
2118 ### Use -ltiff if available, unless `--with-tiff=no'.
2119 HAVE_TIFF=no
2120 if test "${HAVE_X11}" = "yes"; then
2121 if test "${with_tiff}" != "no"; then
2122 AC_CHECK_HEADER(tiffio.h,
2123 tifflibs="-lz -lm"
2124 # At least one tiff package requires the jpeg library.
2125 if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2126 AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2127 fi
2128
2129 if test "${HAVE_TIFF}" = "yes"; then
2130 AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2131 fi
2132 fi
2133
2134 ### Use -lgif if available, unless `--with-gif=no'.
2135 HAVE_GIF=no
2136 if test "${HAVE_X11}" = "yes"; then
2137 if test "${with_gif}" != "no"; then
2138 AC_CHECK_HEADER(gif_lib.h,
2139 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2140 # Earlier versions can crash Emacs.
2141 AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
2142 fi
2143
2144 if test "${HAVE_GIF}" = "yes"; then
2145 AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have the ungif library (-lungif).])
2146 fi
2147 fi
2148
2149 ### Use Mac OS X Carbon API to implement GUI.
2150 HAVE_CARBON=no
2151 if test "${with_carbon}" != "no"; then
2152 AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
2153 fi
2154
2155 if test "${HAVE_CARBON}" = "yes"; then
2156 AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2157 window_system=mac
2158 ## Specify the install directory
2159 carbon_appdir=
2160 if test "${carbon_appdir_x}" != ""; then
2161 case ${carbon_appdir_x} in
2162 y | ye | yes) carbon_appdir=/Applications ;;
2163 * ) carbon_appdir=${carbon_appdir_x} ;;
2164 esac
2165 fi
2166 # We also have mouse menus.
2167 HAVE_MENUS=yes
2168 fi
2169
2170 ### Use session management (-lSM -lICE) if available
2171 HAVE_X_SM=no
2172 if test "${HAVE_X11}" = "yes"; then
2173 AC_CHECK_HEADER(X11/SM/SMlib.h,
2174 AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, -lICE))
2175
2176 if test "${HAVE_X_SM}" = "yes"; then
2177 AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2178 case "$LIBS" in
2179 *-lSM*) ;;
2180 *) LIBS="-lSM -lICE $LIBS" ;;
2181 esac
2182 fi
2183 fi
2184
2185 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2186 AC_CACHE_CHECK(whether netdb declares h_errno,
2187 emacs_cv_netdb_declares_h_errno,
2188 [AC_TRY_LINK([#include <netdb.h>],
2189 [return h_errno;],
2190 emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2191 if test $emacs_cv_netdb_declares_h_errno = yes; then
2192 AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2193 fi
2194
2195 AC_FUNC_ALLOCA
2196
2197 # fmod, logb, and frexp are found in -lm on most systems.
2198 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2199 AC_CHECK_LIB(m, sqrt)
2200
2201 # Check for mail-locking functions in a "mail" library. Probably this should
2202 # have the same check as for liblockfile below.
2203 AC_CHECK_LIB(mail, maillock)
2204 dnl Debian, at least:
2205 AC_CHECK_LIB(lockfile, maillock)
2206 # If we have the shared liblockfile, assume we must use it for mail
2207 # locking (e.g. Debian). If we couldn't link against liblockfile
2208 # (no liblockfile.a installed), ensure that we don't need to.
2209 if test "$ac_cv_lib_lockfile_maillock" = no; then
2210 dnl This works for files generally, not just executables.
2211 dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf?
2212 AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2213 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2214 if test $ac_cv_prog_liblockfile = yes; then
2215 AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2216 This probably means that movemail could lose mail.
2217 There may be a `development' package to install containing liblockfile.])
2218 else :
2219 fi
2220 fi
2221 AC_CHECK_FUNCS(touchlock)
2222 AC_CHECK_HEADERS(maillock.h)
2223
2224 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2225 rename closedir mkdir rmdir sysinfo \
2226 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2227 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2228 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2229 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2230 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2231 gai_strerror mkstemp getline getdelim mremap memmove fsync bzero \
2232 memset memcmp memmove difftime memcpy mempcpy mblen mbrlen)
2233
2234 AC_CHECK_HEADERS(sys/un.h)
2235
2236 AC_FUNC_MKTIME
2237 if test "$ac_cv_func_working_mktime" = no; then
2238 AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2239 fi
2240
2241 AC_FUNC_GETLOADAVG
2242
2243 AC_FUNC_FSEEKO
2244
2245 AC_FUNC_GETPGRP
2246
2247 AC_FUNC_STRFTIME
2248
2249 # UNIX98 PTYs.
2250 AC_CHECK_FUNCS(grantpt)
2251
2252 # PTY-related GNU extensions.
2253 AC_CHECK_FUNCS(getpt)
2254
2255 # Check this now, so that we will NOT find the above functions in ncurses.
2256 # That is because we have not set up to link ncurses in lib-src.
2257 # It's better to believe a function is not available
2258 # than to expect to find it in ncurses.
2259 AC_CHECK_LIB(ncurses, tparm)
2260
2261 # Do we need the Hesiod library to provide the support routines?
2262 if test "$with_hesiod" = yes ; then
2263 # Don't set $LIBS here -- see comments above.
2264 resolv=no
2265 AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2266 [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2267 [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2268 if test "$resolv" = yes ; then
2269 RESOLVLIB=-lresolv
2270 AC_DEFINE(HAVE_LIBRESOLV, 1,
2271 [Define to 1 if you have the resolv library (-lresolv).])
2272 else
2273 RESOLVLIB=
2274 fi
2275 AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2276 AC_DEFINE(HAVE_LIBHESIOD, 1,
2277 [Define to 1 if you have the hesiod library (-lhesiod).]),
2278 :, $RESOLVLIB)])
2279 fi
2280
2281 # These tell us which Kerberos-related libraries to use.
2282 if test "${with_kerberos+set}" = set; then
2283 AC_CHECK_LIB(com_err, com_err)
2284 AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2285 AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2286 AC_CHECK_LIB(krb5, krb5_init_context)
2287 if test "${with_kerberos5+set}" != set; then
2288 AC_CHECK_LIB(des425, des_cbc_encrypt,,
2289 AC_CHECK_LIB(des, des_cbc_encrypt))
2290 AC_CHECK_LIB(krb4, krb_get_cred,,
2291 AC_CHECK_LIB(krb, krb_get_cred))
2292 fi
2293
2294 if test "${with_kerberos5+set}" = set; then
2295 AC_CHECK_HEADERS(krb5.h)
2296 else
2297 AC_CHECK_HEADERS(des.h,,
2298 [AC_CHECK_HEADERS(kerberosIV/des.h,,
2299 [AC_CHECK_HEADERS(kerberos/des.h)])])
2300 AC_CHECK_HEADERS(krb.h,,
2301 [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2302 [AC_CHECK_HEADERS(kerberos/krb.h)])])
2303 fi
2304 AC_CHECK_HEADERS(com_err.h)
2305 fi
2306
2307 # Solaris requires -lintl if you want strerror (which calls dgettext)
2308 # to return localized messages.
2309 AC_CHECK_LIB(intl, dgettext)
2310
2311 AC_MSG_CHECKING(whether localtime caches TZ)
2312 AC_CACHE_VAL(emacs_cv_localtime_cache,
2313 [if test x$ac_cv_func_tzset = xyes; then
2314 AC_TRY_RUN([#include <time.h>
2315 extern char **environ;
2316 unset_TZ ()
2317 {
2318 char **from, **to;
2319 for (to = from = environ; (*to = *from); from++)
2320 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2321 to++;
2322 }
2323 char TZ_GMT0[] = "TZ=GMT0";
2324 char TZ_PST8[] = "TZ=PST8";
2325 main()
2326 {
2327 time_t now = time ((time_t *) 0);
2328 int hour_GMT0, hour_unset;
2329 if (putenv (TZ_GMT0) != 0)
2330 exit (1);
2331 hour_GMT0 = localtime (&now)->tm_hour;
2332 unset_TZ ();
2333 hour_unset = localtime (&now)->tm_hour;
2334 if (putenv (TZ_PST8) != 0)
2335 exit (1);
2336 if (localtime (&now)->tm_hour == hour_GMT0)
2337 exit (1);
2338 unset_TZ ();
2339 if (localtime (&now)->tm_hour != hour_unset)
2340 exit (1);
2341 exit (0);
2342 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2343 [# If we have tzset, assume the worst when cross-compiling.
2344 emacs_cv_localtime_cache=yes])
2345 else
2346 # If we lack tzset, report that localtime does not cache TZ,
2347 # since we can't invalidate the cache if we don't have tzset.
2348 emacs_cv_localtime_cache=no
2349 fi])dnl
2350 AC_MSG_RESULT($emacs_cv_localtime_cache)
2351 if test $emacs_cv_localtime_cache = yes; then
2352 AC_DEFINE(LOCALTIME_CACHE, 1,
2353 [Define to 1 if localtime caches TZ.])
2354 fi
2355
2356 if test "x$HAVE_TIMEVAL" = xyes; then
2357 AC_CHECK_FUNCS(gettimeofday)
2358 if test $ac_cv_func_gettimeofday = yes; then
2359 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2360 emacs_cv_gettimeofday_two_arguments,
2361 [AC_TRY_COMPILE([
2362 #ifdef TIME_WITH_SYS_TIME
2363 #include <sys/time.h>
2364 #include <time.h>
2365 #else
2366 #ifdef HAVE_SYS_TIME_H
2367 #include <sys/time.h>
2368 #else
2369 #include <time.h>
2370 #endif
2371 #endif],
2372 [struct timeval time;
2373 gettimeofday (&time, 0);],
2374 emacs_cv_gettimeofday_two_arguments=yes,
2375 emacs_cv_gettimeofday_two_arguments=no)])
2376 if test $emacs_cv_gettimeofday_two_arguments = no; then
2377 AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2378 [Define to 1 if gettimeofday accepts only one argument.])
2379 fi
2380 fi
2381 fi
2382
2383 # This defines (or not) HAVE_TZNAME and HAVE_TM_ZONE.
2384 AC_STRUCT_TIMEZONE
2385
2386 dnl Note that AC_STRUCT_TIMEZONE doesn't do what you might expect.
2387 if test "$ac_cv_func_gettimeofday" = yes; then
2388 AC_CACHE_CHECK([for struct timezone], emacs_cv_struct_timezone,
2389 [AC_TRY_COMPILE([#include <sys/time.h>],
2390 [struct timezone tz;],
2391 dnl It may be that we can't call gettimeofday with a non-null pointer,
2392 dnl even though we have struct timezone (e.g. HPUX). In that case
2393 dnl we'll lie about struct timezone.
2394 [AC_TRY_RUN([
2395 #ifdef TIME_WITH_SYS_TIME
2396 #include <sys/time.h>
2397 #include <time.h>
2398 #else
2399 #ifdef HAVE_SYS_TIME_H
2400 #include <sys/time.h>
2401 #else
2402 #include <time.h>
2403 #endif
2404 #endif
2405 main () {
2406 struct timeval time;
2407 struct timezone dummy;
2408 exit (gettimeofday (&time, &dummy));
2409 }],
2410 emacs_cv_struct_timezone=yes,
2411 emacs_cv_struct_timezone=no, emacs_cv_struct_timezone=yes)],
2412 emacs_cv_struct_timezone=no)])
2413 fi
2414
2415 ok_so_far=yes
2416 AC_CHECK_FUNC(socket, , ok_so_far=no)
2417 if test $ok_so_far = yes; then
2418 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2419 fi
2420 if test $ok_so_far = yes; then
2421 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2422 fi
2423 if test $ok_so_far = yes; then
2424 dnl Fixme: Not used. Should this be HAVE_SOCKETS?
2425 AC_DEFINE(HAVE_INET_SOCKETS, 1,
2426 [Define to 1 if you have inet sockets.])
2427 fi
2428
2429 if test -f /usr/lpp/X11/bin/smt.exp; then
2430 AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2431 [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2432 fi
2433
2434 AC_MSG_CHECKING(whether system supports dynamic ptys)
2435 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2436 AC_MSG_RESULT(yes)
2437 AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2438 else
2439 AC_MSG_RESULT(no)
2440 fi
2441
2442 AC_FUNC_FORK
2443
2444 dnl Adapted from Haible's version.
2445 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2446 [AC_TRY_LINK([#include <langinfo.h>],
2447 [char* cs = nl_langinfo(CODESET);],
2448 emacs_cv_langinfo_codeset=yes,
2449 emacs_cv_langinfo_codeset=no)
2450 ])
2451 if test $emacs_cv_langinfo_codeset = yes; then
2452 AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2453 [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2454 fi
2455
2456 AC_CHECK_TYPES(size_t)
2457
2458 AC_TYPE_MBSTATE_T
2459
2460 dnl Restrict could probably be used effectively other than in regex.c.
2461 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2462 [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2463 emacs_cv_c_restrict=yes,
2464 [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2465 emacs_cv_c_restrict=__restrict,
2466 emacs_cv_c_restrict=no)])])
2467 case "$emacs_cv_c_restrict" in
2468 yes) emacs_restrict=restrict;;
2469 no) emacs_restrict="";;
2470 *) emacs_restrict="$emacs_cv_c_restrict";;
2471 esac
2472 if test "$emacs_restrict" != __restrict; then
2473 AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2474 [Define to compiler's equivalent of C99 restrict keyword.
2475 Don't define if equivalent is `__restrict'.])
2476 fi
2477
2478 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2479 [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2480 emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2481 if test "$emacs_cv_c_restrict_arr" = yes; then
2482 AC_DEFINE(__restrict_arr, __restrict,
2483 [Define to compiler's equivalent of C99 restrict keyword in array
2484 declarations. Define as empty for no equivalent.])
2485 fi
2486
2487 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2488 dnl how the tty code is related to POSIX and/or other versions of termios.
2489 dnl The following looks like a useful start.
2490 dnl
2491 dnl AC_SYS_POSIX_TERMIOS
2492 dnl if test $ac_cv_sys_posix_termios = yes; then
2493 dnl AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2494 dnl and macros for terminal control.])
2495 dnl AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2496 dnl fi
2497
2498 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used. (Needs libobj replacement.)
2499
2500 # Set up the CFLAGS for real compilation, so we can substitute it.
2501 CFLAGS="$REAL_CFLAGS"
2502 CPPFLAGS="$REAL_CPPFLAGS"
2503
2504 #### Find out which version of Emacs this is.
2505 [version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
2506 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
2507 if test x"${version}" = x; then
2508 AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
2509 fi
2510
2511 ### Specify what sort of things we'll be editing into Makefile and config.h.
2512 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2513 AC_SUBST(version)
2514 AC_SUBST(configuration)
2515 AC_SUBST(canonical)
2516 AC_SUBST(srcdir)
2517 AC_SUBST(prefix)
2518 AC_SUBST(exec_prefix)
2519 AC_SUBST(bindir)
2520 AC_SUBST(datadir)
2521 AC_SUBST(sharedstatedir)
2522 AC_SUBST(libexecdir)
2523 AC_SUBST(mandir)
2524 AC_SUBST(infodir)
2525 AC_SUBST(lispdir)
2526 AC_SUBST(locallisppath)
2527 AC_SUBST(lisppath)
2528 AC_SUBST(x_default_search_path)
2529 AC_SUBST(etcdir)
2530 AC_SUBST(archlibdir)
2531 AC_SUBST(docdir)
2532 AC_SUBST(bitmapdir)
2533 AC_SUBST(gamedir)
2534 AC_SUBST(gameuser)
2535 AC_SUBST(c_switch_system)
2536 AC_SUBST(c_switch_machine)
2537 AC_SUBST(LD_SWITCH_X_SITE)
2538 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2539 AC_SUBST(C_SWITCH_X_SITE)
2540 AC_SUBST(CFLAGS)
2541 AC_SUBST(X_TOOLKIT_TYPE)
2542 AC_SUBST(machfile)
2543 AC_SUBST(opsysfile)
2544 AC_SUBST(GETLOADAVG_LIBS)
2545 AC_SUBST(carbon_appdir)
2546
2547 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}",
2548 [Define to the canonical Emacs configuration name.])
2549 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
2550 [Define to the options passed to configure.])
2551 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}",
2552 [Define to the used machine dependent file.])
2553 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
2554 [Define to the used os dependent file.])
2555 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
2556 [Define LD_SWITCH_X_SITE to contain any special flags your loader
2557 may need to deal with X Windows. For instance, if you've defined
2558 HAVE_X_WINDOWS above and your X libraries aren't in a place that
2559 your loader can find on its own, you might want to add "-L/..." or
2560 something similar.])
2561 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
2562 [Define LD_SWITCH_X_SITE_AUX with an -R option
2563 in case it's needed (for Solaris, for example).])
2564 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE},
2565 [Define C_SWITCH_X_SITE to contain any special flags your compiler
2566 may need to deal with X Windows. For instance, if you've defined
2567 HAVE_X_WINDOWS above and your X include files aren't in a place
2568 that your compiler can find on its own, you might want to add
2569 "-I/..." or something similar.])
2570 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC},
2571 [Define to the unexec source file name.])
2572
2573 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2574 AC_DEFINE(HAVE_X_WINDOWS, 1,
2575 [Define to 1 if you want to use the X window system.])
2576 fi
2577 if test "${USE_X_TOOLKIT}" != "none" ; then
2578 AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
2579 fi
2580 if test "${HAVE_X11}" = "yes" ; then
2581 AC_DEFINE(HAVE_X11, 1,
2582 [Define to 1 if you want to use version 11 of X windows.
2583 Otherwise, Emacs expects to use version 10.])
2584 fi
2585 if test "${HAVE_XFREE386}" = "yes" ; then
2586 AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
2587 fi
2588 if test "${HAVE_MENUS}" = "yes" ; then
2589 AC_DEFINE(HAVE_MENUS, 1,
2590 [Define to 1 if you have mouse menus.
2591 (This is automatic if you use X, but the option to specify it remains.)
2592 It is also defined with other window systems that support xmenu.c.])
2593 fi
2594 if test "${GNU_MALLOC}" = "yes" ; then
2595 AC_DEFINE(GNU_MALLOC, 1,
2596 [Define to 1 if you want to use the GNU memory allocator.])
2597 fi
2598 if test "${REL_ALLOC}" = "yes" ; then
2599 AC_DEFINE(REL_ALLOC, 1,
2600 [Define REL_ALLOC if you want to use the relocating allocator for
2601 buffer space.])
2602 fi
2603
2604 AH_TOP([/* GNU Emacs site configuration template file.
2605 Copyright (C) 1988, 93, 94, 99, 2000, 2002 Free Software Foundation, Inc.
2606
2607 This file is part of GNU Emacs.
2608
2609 GNU Emacs is free software; you can redistribute it and/or modify
2610 it under the terms of the GNU General Public License as published by
2611 the Free Software Foundation; either version 2, or (at your option)
2612 any later version.
2613
2614 GNU Emacs is distributed in the hope that it will be useful,
2615 but WITHOUT ANY WARRANTY; without even the implied warranty of
2616 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2617 GNU General Public License for more details.
2618
2619 You should have received a copy of the GNU General Public License
2620 along with GNU Emacs; see the file COPYING. If not, write to the
2621 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
2622 Boston, MA 02111-1307, USA. */
2623
2624
2625 /* No code in Emacs #includes config.h twice, but some bits of code
2626 intended to work with other packages as well (like gmalloc.c)
2627 think they can include it as many times as they like. */
2628 #ifndef EMACS_CONFIG_H
2629 #define EMACS_CONFIG_H
2630 ])dnl
2631
2632 AH_BOTTOM([
2633 /* If we're using any sort of window system, define some consequences. */
2634 #ifdef HAVE_X_WINDOWS
2635 #define HAVE_WINDOW_SYSTEM
2636 #define MULTI_KBOARD
2637 #define HAVE_MOUSE
2638 #endif
2639
2640 /* If we're using the Carbon API on Mac OS X, define a few more
2641 variables as well. */
2642 #ifdef HAVE_CARBON
2643 #define HAVE_WINDOW_SYSTEM
2644 #define HAVE_MOUSE
2645 #endif
2646
2647 /* Define USER_FULL_NAME to return a string
2648 that is the user's full name.
2649 It can assume that the variable `pw'
2650 points to the password file entry for this user.
2651
2652 At some sites, the pw_gecos field contains
2653 the user's full name. If neither this nor any other
2654 field contains the right thing, use pw_name,
2655 giving the user's login name, since that is better than nothing. */
2656 #define USER_FULL_NAME pw->pw_gecos
2657
2658 /* Define AMPERSAND_FULL_NAME if you use the convention
2659 that & in the full name stands for the login id. */
2660 /* Turned on June 1996 supposing nobody will mind it. */
2661 #define AMPERSAND_FULL_NAME
2662
2663 /* Define HAVE_SOUND if we have sound support. We know it works
2664 and compiles only on the specified platforms. For others,
2665 it probably doesn't make sense to try. */
2666
2667 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
2668 #ifdef HAVE_MACHINE_SOUNDCARD_H
2669 #define HAVE_SOUND 1
2670 #endif
2671 #ifdef HAVE_SYS_SOUNDCARD_H
2672 #define HAVE_SOUND 1
2673 #endif
2674 #ifdef HAVE_SOUNDCARD_H
2675 #define HAVE_SOUND 1
2676 #endif
2677 #endif /* __FreeBSD__ || __NetBSD__ || __linux__ */
2678
2679 /* If using GNU, then support inline function declarations. */
2680 /* Don't try to switch on inline handling as detected by AC_C_INLINE
2681 generally, because even if non-gcc compilers accept `inline', they
2682 may reject `extern inline'. */
2683 #ifdef __GNUC__
2684 #define INLINE __inline__
2685 #else
2686 #define INLINE
2687 #endif
2688
2689 /* Include the os and machine dependent files. */
2690 #include config_opsysfile
2691 #include config_machfile
2692
2693 /* Load in the conversion definitions if this system
2694 needs them and the source file being compiled has not
2695 said to inhibit this. There should be no need for you
2696 to alter these lines. */
2697
2698 #ifdef SHORTNAMES
2699 #ifndef NO_SHORTNAMES
2700 #include "../shortnames/remap.h"
2701 #endif /* not NO_SHORTNAMES */
2702 #endif /* SHORTNAMES */
2703
2704 /* If no remapping takes place, static variables cannot be dumped as
2705 pure, so don't worry about the `static' keyword. */
2706 #ifdef NO_REMAP
2707 #undef static
2708 #endif
2709
2710 /* Define `subprocesses' should be defined if you want to
2711 have code for asynchronous subprocesses
2712 (as used in M-x compile and M-x shell).
2713 These do not work for some USG systems yet;
2714 for the ones where they work, the s/SYSTEM.h file defines this flag. */
2715
2716 #ifndef VMS
2717 #ifndef USG
2718 /* #define subprocesses */
2719 #endif
2720 #endif
2721
2722 /* SIGTYPE is the macro we actually use. */
2723 #ifndef SIGTYPE
2724 #define SIGTYPE RETSIGTYPE
2725 #endif
2726
2727 #ifdef emacs /* Don't do this for lib-src. */
2728 /* Tell regex.c to use a type compatible with Emacs. */
2729 #define RE_TRANSLATE_TYPE Lisp_Object
2730 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
2731 #define RE_TRANSLATE_P(TBL) (XFASTINT (TBL) != 0)
2732 #endif
2733
2734 /* Avoid link-time collision with system mktime if we will use our own. */
2735 #if ! HAVE_MKTIME || BROKEN_MKTIME
2736 #define mktime emacs_mktime
2737 #endif
2738
2739 /* The rest of the code currently tests the CPP symbol BSTRING.
2740 Override any claims made by the system-description files.
2741 Note that on some SCO version it is possible to have bcopy and not bcmp. */
2742 #undef BSTRING
2743 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
2744 #define BSTRING
2745 #endif
2746
2747 /* Some of the files of Emacs which are intended for use with other
2748 programs assume that if you have a config.h file, you must declare
2749 the type of getenv.
2750
2751 This declaration shouldn't appear when alloca.s or Makefile.in
2752 includes config.h. */
2753 #ifndef NOT_C_CODE
2754 extern char *getenv ();
2755 #endif
2756
2757 /* These default definitions are good for almost all machines.
2758 The exceptions override them in m/MACHINE.h. */
2759
2760 #ifndef BITS_PER_CHAR
2761 #define BITS_PER_CHAR 8
2762 #endif
2763
2764 #ifndef BITS_PER_SHORT
2765 #define BITS_PER_SHORT 16
2766 #endif
2767
2768 /* Note that lisp.h uses this in a preprocessor conditional, so it
2769 would not work to use sizeof. That being so, we do all of them
2770 without sizeof, for uniformity's sake. */
2771 #ifndef BITS_PER_INT
2772 #define BITS_PER_INT 32
2773 #endif
2774
2775 #ifndef BITS_PER_LONG
2776 #ifdef _LP64
2777 #define BITS_PER_LONG 64
2778 #else
2779 #define BITS_PER_LONG 32
2780 #endif
2781 #endif
2782
2783 /* Define if the compiler supports function prototypes. It may do so
2784 but not define __STDC__ (e.g. DEC C by default) or may define it as
2785 zero. */
2786 #undef PROTOTYPES
2787 /* For mktime.c: */
2788 #ifndef __P
2789 # if defined PROTOTYPES
2790 # define __P(args) args
2791 # else
2792 # define __P(args) ()
2793 # endif /* GCC. */
2794 #endif /* __P */
2795
2796 /* Don't include "string.h" or <stdlib.h> in non-C code. */
2797 #ifndef NOT_C_CODE
2798 #ifdef HAVE_STRING_H
2799 #include "string.h"
2800 #endif
2801 #ifdef HAVE_STRINGS_H
2802 #include "strings.h" /* May be needed for bcopy & al. */
2803 #endif
2804 #ifdef HAVE_STDLIB_H
2805 #include <stdlib.h>
2806 #endif
2807 #ifndef __GNUC__
2808 # ifdef HAVE_ALLOCA_H
2809 # include <alloca.h>
2810 # else /* AIX files deal with #pragma. */
2811 # ifndef alloca /* predefined by HP cc +Olibcalls */
2812 char *alloca ();
2813 # endif
2814 # endif /* HAVE_ALLOCA_H */
2815 #endif /* __GNUC__ */
2816 #ifndef HAVE_SIZE_T
2817 typedef unsigned size_t;
2818 #endif
2819 #endif /* NOT_C_CODE */
2820
2821 /* Define HAVE_X_I18N if we have usable i18n support. */
2822
2823 #ifdef HAVE_X11R6
2824 #define HAVE_X_I18N
2825 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
2826 #define HAVE_X_I18N
2827 #endif
2828
2829 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support. */
2830
2831 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
2832 #define HAVE_X11R6_XIM
2833 #endif
2834
2835 /* Should we enable expensive run-time checking of data types? */
2836 #undef ENABLE_CHECKING
2837
2838 #if defined __GNUC__ && (__GNUC__ > 2 \
2839 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
2840 #define NO_RETURN __attribute__ ((__noreturn__))
2841 #else
2842 #define NO_RETURN /* nothing */
2843 #endif
2844
2845 /* These won't be used automatically yet. We also need to know, at least,
2846 that the stack is continuous. */
2847 #ifdef __GNUC__
2848 # ifndef GC_SETJMP_WORKS
2849 /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
2850 see NON_SAVING_SETJMP in the target descriptions. */
2851 /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
2852 SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
2853 Fixme: Deal with ns32k, SVR3. */
2854 # define GC_SETJMP_WORKS 1
2855 # endif
2856 # ifndef GC_LISP_OBJECT_ALIGNMENT
2857 # define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
2858 # endif
2859 #endif
2860
2861 #ifndef HAVE_BCOPY
2862 #define bcopy(a,b,s) memcpy (b,a,s)
2863 #endif
2864 #ifndef HAVE_BZERO
2865 #define bzero(a,s) memset (a,0,s)
2866 #endif
2867 #ifndef HAVE_BCMP
2868 #define BCMP memcmp
2869 #endif
2870
2871 #endif /* EMACS_CONFIG_H */
2872
2873 /*
2874 Local Variables:
2875 mode: c
2876 End:
2877 */
2878 ])dnl
2879
2880 #### Report on what we decided to do.
2881 #### Report GTK as a toolkit, even if it doesn't use Xt.
2882 #### It makes printing result more understandable as using GTK sets
2883 #### toolkit_scroll_bars to yes by default.
2884 if test "${HAVE_GTK}" = "yes"; then
2885 USE_X_TOOLKIT=GTK
2886 fi
2887
2888 echo "
2889 Configured for \`${canonical}'.
2890
2891 Where should the build process find the source code? ${srcdir}
2892 What operating system and machine description files should Emacs use?
2893 \`${opsysfile}' and \`${machfile}'
2894 What compiler should emacs be built with? ${CC} ${CFLAGS}
2895 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
2896 Should Emacs use a relocating allocator for buffers? ${REL_ALLOC}
2897 Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers
2898 What window system should Emacs use? ${window_system}
2899 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
2900
2901 if test -n "${x_includes}"; then
2902 echo " Where do we find X Windows header files? ${x_includes}"
2903 else
2904 echo " Where do we find X Windows header files? Standard dirs"
2905 fi
2906 if test -n "${x_libraries}"; then
2907 echo " Where do we find X Windows libraries? ${x_libraries}"
2908 else
2909 echo " Where do we find X Windows libraries? Standard dirs"
2910 fi
2911
2912 echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}"
2913 echo " Does Emacs use -lXpm? ${HAVE_XPM}"
2914 echo " Does Emacs use -ljpeg? ${HAVE_JPEG}"
2915 echo " Does Emacs use -ltiff? ${HAVE_TIFF}"
2916 echo " Does Emacs use -lungif? ${HAVE_GIF}"
2917 echo " Does Emacs use -lpng? ${HAVE_PNG}"
2918 echo " Does Emacs use X toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}"
2919 echo
2920
2921 # Remove any trailing slashes in these variables.
2922 [test "${prefix}" != NONE &&
2923 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
2924 test "${exec_prefix}" != NONE &&
2925 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
2926
2927 ## Check if the C preprocessor will convert `..' to `. .'. If so, set
2928 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
2929 ## from Makefile.c can correctly provide the arg `-traditional' to the
2930 ## C preprocessor.
2931
2932 AC_EGREP_CPP(yes..yes,
2933 [yes..yes],
2934 CPP_NEED_TRADITIONAL=no,
2935 CPP_NEED_TRADITIONAL=yes)
2936
2937 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
2938 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
2939 lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
2940
2941 ### Make the necessary directories, if they don't exist.
2942 for dir in etc lisp ; do
2943 test -d ${dir} || mkdir ${dir}
2944 done
2945
2946 # Build src/Makefile from ${srcdir}/src/Makefile.c
2947 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
2948 # This must be done after src/config.h is built, since we rely on that file.
2949
2950 # Now get this: Some word that is part of the ${srcdir} directory name
2951 # or the ${configuration} value might, just might, happen to be an
2952 # identifier like `sun4' or `i386' or something, and be predefined by
2953 # the C preprocessor to some helpful value like 1, or maybe the empty
2954 # string. Needless to say consequent macro substitutions are less
2955 # than conducive to the makefile finding the correct directory.
2956 [undefs="`echo $top_srcdir $configuration $canonical |
2957 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
2958 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
2959 `"]
2960
2961 echo creating src/epaths.h
2962 ${MAKE-make} epaths-force
2963
2964 # As of 2000-11-19, newest development versions of GNU cpp preprocess
2965 # `..' to `. .' unless invoked with -traditional
2966
2967 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
2968 CPPFLAGS="$CPPFLAGS -traditional"
2969 fi
2970
2971 echo creating lib-src/Makefile
2972 ( cd lib-src
2973 rm -f junk.c junk1.c junk2.c
2974 sed -e '/start of cpp stuff/q' \
2975 < Makefile.c > junk1.c
2976 sed -e '1,/start of cpp stuff/d'\
2977 -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
2978 < Makefile.c > junk.c
2979 $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
2980 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2981 cat junk1.c junk2.c > Makefile.new
2982 rm -f junk.c junk1.c junk2.c
2983 chmod 444 Makefile.new
2984 mv -f Makefile.new Makefile
2985 )
2986
2987 echo creating src/Makefile
2988 ( cd src
2989 rm -f junk.c junk1.c junk2.c
2990 sed -e '/start of cpp stuff/q' \
2991 < Makefile.c > junk1.c
2992 sed -e '1,/start of cpp stuff/d'\
2993 -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
2994 < Makefile.c > junk.c
2995 $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
2996 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2997 cat junk1.c junk2.c > Makefile.new
2998 rm -f junk.c junk1.c junk2.c
2999 chmod 444 Makefile.new
3000 mv -f Makefile.new Makefile
3001 )
3002
3003 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3004 echo creating src/.gdbinit
3005 echo source $srcdir/src/.gdbinit > src/.gdbinit
3006 fi
3007
3008 # This is how we know whether to re-run configure in certain cases.
3009 touch src/config.stamp
3010
3011 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3012