| blob | c8e0af02663bf80e08dbac6b93826d26767cc996 |
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
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.
26 AC_PREREQ(2.8)dnl
27 AC_INIT(src/lisp.h)
28 AC_CONFIG_HEADER(src/config.h:src/config.in)
30 lispdir='${datadir}/emacs/${version}/lisp'
31 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
32 '${datadir}/emacs/site-lisp:${datadir}/emacs/${version}/leim'
33 lisppath='${locallisppath}:${lispdir}'
34 etcdir='${datadir}/emacs/${version}/etc'
35 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
36 docdir='${datadir}/emacs/${version}/etc'
38 AC_ARG_WITH(gcc,
39 [ --without-gcc don't use GCC to compile Emacs if GCC is found])
40 AC_ARG_WITH(pop,
41 [ --without-pop don't support POP mail retrieval with movemail],
42 [if test "$withval" = yes; then
43 AC_DEFINE(MAIL_USE_POP)
44 else :
45 fi],
46 AC_DEFINE(MAIL_USE_POP))
47 AC_ARG_WITH(kerberos,
48 [ --with-kerberos support Kerberos-authenticated POP],
49 [AC_DEFINE(KERBEROS)])
50 AC_ARG_WITH(kerberos5,
51 [ --with-kerberos5 support Kerberos version 5 authenticated POP],
52 [if test "${with_kerberos5+set}" = set; then
53 if test "${with_kerberos+set}" != set; then
54 with_kerberos=yes
55 AC_DEFINE(KERBEROS)
56 fi
57 fi
58 AC_DEFINE(KERBEROS5)])
59 AC_ARG_WITH(hesiod,
60 [ --with-hesiod support Hesiod to get the POP server host],
61 [AC_DEFINE(HESIOD)])
62 dnl This should be the last --with option, because --with-x is
63 dnl added later on when we find the path of X, and it's best to
64 dnl keep them together visually.
65 AC_ARG_WITH(x-toolkit,
66 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif/no)],
67 [ case "${withval}" in
68 y | ye | yes ) val=athena ;;
69 n | no ) val=no ;;
70 l | lu | luc | luci | lucid ) val=lucid ;;
71 a | at | ath | athe | athen | athena ) val=athena ;;
72 m | mo | mot | moti | motif ) val=motif ;;
73 dnl These don't currently work.
74 dnl o | op | ope | open | open- | open-l | open-lo \
75 dnl | open-loo | open-look ) val=open-look ;;
76 * )
77 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
78 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
79 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
80 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
81 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
82 ;;
83 esac
84 with_x_toolkit=$val
85 ])
86 AC_ARG_WITH(xpm,
87 [ --with-xpm use -lXpm for displaying XPM images])
88 AC_ARG_WITH(jpeg,
89 [ --with-jpeg use -ljpeg for displaying JPEG images])
90 AC_ARG_WITH(tiff,
91 [ --with-tiff use -ltiff for displaying TIFF images])
92 AC_ARG_WITH(gif,
93 [ --with-gif use -lungif for displaying GIF images])
94 AC_ARG_WITH(png,
95 [ --with-png use -lpng for displaying PNG images])
96 AC_ARG_WITH(toolkit-scroll-bars,
97 [ --without-toolkit-scroll-bars
98 don't use Motif or Xaw3d scroll bars])
99 AC_ARG_WITH(xim,
100 [ --without-xim don't use X11 XIM])
102 #### Make srcdir absolute, if it isn't already. It's important to
103 #### avoid running the path through pwd unnecessarily, since pwd can
104 #### give you automounter prefixes, which can go away. We do all this
105 #### so Emacs can find its files when run uninstalled.
106 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
107 unset CDPATH
108 case "${srcdir}" in
109 /* ) ;;
110 . )
111 ## We may be able to use the $PWD environment variable to make this
112 ## absolute. But sometimes PWD is inaccurate.
113 if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".${PWD}" ;
114 then
115 srcdir="$PWD"
116 else
117 srcdir="`(cd ${srcdir}; pwd)`"
118 fi
119 ;;
120 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
121 esac
123 #### Check if the source directory already has a configured system in it.
124 if test `pwd` != `(cd ${srcdir} && pwd)` \
125 && test -f "${srcdir}/src/config.h" ; then
126 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
127 as a build directory right now; it has been configured in its own
128 right. To configure in another directory as well, you MUST
129 use GNU make. If you do not have GNU make, then you must
130 now do \`make distclean' in ${srcdir},
131 and then run $0 again.])
133 changequote(, )dnl
134 extrasub='/^VPATH[ ]*=/c\
135 changequote([, ])dnl
136 vpath %.c $(srcdir)\
137 vpath %.h $(srcdir)\
138 vpath %.y $(srcdir)\
139 vpath %.l $(srcdir)\
140 vpath %.s $(srcdir)\
141 vpath %.in $(srcdir)\
142 vpath %.texi $(srcdir)'
143 fi
145 #### Given the configuration name, set machfile and opsysfile to the
146 #### names of the m/*.h and s/*.h files we should use.
148 ### Canonicalize the configuration name.
150 AC_CANONICAL_HOST
151 canonical=$host
152 configuration=$host_alias
154 changequote(, )dnl
156 ### If you add support for a new configuration, add code to this
157 ### switch statement to recognize your configuration name and select
158 ### the appropriate operating system and machine description files.
160 ### You would hope that you could choose an m/*.h file pretty much
161 ### based on the machine portion of the configuration name, and an s-
162 ### file based on the operating system portion. However, it turns out
163 ### that each m/*.h file is pretty manufacturer-specific - for
164 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
165 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
166 ### machines. So we basically have to have a special case for each
167 ### configuration name.
168 ###
169 ### As far as handling version numbers on operating systems is
170 ### concerned, make sure things will fail in a fixable way. If
171 ### /etc/MACHINES doesn't say anything about version numbers, be
172 ### prepared to handle anything reasonably. If version numbers
173 ### matter, be sure /etc/MACHINES says something about it.
174 ###
175 ### Eric Raymond says we should accept strings like "sysvr4" to mean
176 ### "System V Release 4"; he writes, "The old convention encouraged
177 ### confusion between `system' and `release' levels'."
179 machine='' opsys='' unported=no
180 case "${canonical}" in
182 ## NetBSD ports
183 *-*-netbsd* )
184 opsys=netbsd
185 case "${canonical}" in
186 alpha*-*-netbsd*) machine=alpha ;;
187 i[3456]86-*-netbsd*) machine=intel386 ;;
188 m68k-*-netbsd*)
189 # This is somewhat bogus.
190 machine=hp9000s300 ;;
191 powerpc-apple-netbsd*) machine=macppc ;;
192 mips-*-netbsd*) machine=pmax ;;
193 mipsel-*-netbsd*) machine=pmax ;;
194 ns32k-*-netbsd*) machine=ns32000 ;;
195 powerpc-*-netbsd*) machine=macppc ;;
196 sparc*-*-netbsd*) machine=sparc ;;
197 vax-*-netbsd*) machine=vax ;;
198 arm-*-netbsd*) machine=arm ;;
199 esac
200 ;;
202 ## OpenBSD ports
203 *-*-openbsd* )
204 opsys=openbsd
205 case "${canonical}" in
206 alpha*-*-openbsd*) machine=alpha ;;
207 i386-*-openbsd*) machine=intel386 ;;
208 m68k-*-openbsd*) machine=hp9000s300 ;;
209 mipsel-*-openbsd*) machine=pmax ;;
210 ns32k-*-openbsd*) machine=ns32000 ;;
211 sparc-*-openbsd*) machine=sparc ;;
212 vax-*-openbsd*) machine=vax ;;
213 esac
214 ;;
216 ## Acorn RISCiX:
217 arm-acorn-riscix1.1* )
218 machine=acorn opsys=riscix1-1
219 ;;
220 arm-acorn-riscix1.2* | arm-acorn-riscix )
221 ## This name is riscix12 instead of riscix1.2
222 ## to avoid a file name conflict on MSDOS.
223 machine=acorn opsys=riscix12
224 ;;
226 ## BSDI ports
227 *-*-bsdi* )
228 opsys=bsdi
229 case "${canonical}" in
230 i[345]86-*-bsdi*) machine=intel386 ;;
231 sparc-*-bsdi*) machine=sparc ;;
232 powerpc-*-bsdi*) machine=macppc ;;
233 esac
234 case "${canonical}" in
235 *-*-bsd386* | *-*-bsdi1* ) opsys=bsd386 ;;
236 *-*-bsdi2.0* ) opsys=bsdos2 ;;
237 *-*-bsdi2* ) opsys=bsdos2-1 ;;
238 *-*-bsdi3* ) opsys=bsdos3 ;;
239 *-*-bsdi4* ) opsys=bsdos4 ;;
240 esac
241 ;;
243 ## Alliant machines
244 ## Strictly speaking, we need the version of the alliant operating
245 ## system to choose the right machine file, but currently the
246 ## configuration name doesn't tell us enough to choose the right
247 ## one; we need to give alliants their own operating system name to
248 ## do this right. When someone cares, they can help us.
249 fx80-alliant-* )
250 machine=alliant4 opsys=bsd4-2
251 ;;
252 i860-alliant-* )
253 machine=alliant-2800 opsys=bsd4-3
254 ;;
256 ## Alpha (DEC) machines.
257 alpha*-dec-osf* )
258 machine=alpha opsys=osf1
259 # This is needed to find X11R6.1 libraries for certain tests.
260 NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
261 GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
262 # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
263 # due to non-traditional preprocessing with the current compiler
264 # defaults. OSF 4 can also have that compiler version, and there
265 # seems always to have been a usable /usr/bin/cpp.
266 NON_GNU_CPP=/usr/bin/cpp
267 case "${canonical}" in
268 alpha*-dec-osf[5-9]*)
269 opsys=osf5-0 ;;
270 esac
271 ;;
273 alpha*-*-linux-gnu* )
274 machine=alpha opsys=gnu-linux
275 ;;
277 arm*-*-linux-gnu* )
278 machine=arm opsys=gnu-linux
279 ;;
281 ppc-*-linux | \
282 powerpc-*-linux* )
283 machine=macppc opsys=gnu-linux
284 ;;
286 ## Altos 3068
287 m68*-altos-sysv* )
288 machine=altos opsys=usg5-2
289 ;;
291 ## Amdahl UTS
292 580-amdahl-sysv* )
293 machine=amdahl opsys=usg5-2-2
294 ;;
296 ## Apollo, Domain/OS
297 m68*-apollo-* )
298 machine=apollo opsys=bsd4-3
299 ;;
301 ## AT&T 3b2, 3b5, 3b15, 3b20
302 we32k-att-sysv* )
303 machine=att3b opsys=usg5-2-2
304 ;;
306 ## AT&T 3b1 - The Mighty Unix PC!
307 m68*-att-sysv* )
308 machine=7300 opsys=usg5-2-2
309 ;;
311 ## Bull dpx20
312 rs6000-bull-bosx* )
313 machine=ibmrs6000 opsys=aix3-2
314 ;;
316 ## Bull dpx2
317 m68*-bull-sysv3* )
318 machine=dpx2 opsys=usg5-3
319 ;;
321 ## Bull sps7
322 m68*-bull-sysv2* )
323 machine=sps7 opsys=usg5-2
324 ;;
326 ## CCI 5/32, 6/32 -- see "Tahoe".
328 ## Celerity
329 ## I don't know what configuration name to use for this; config.sub
330 ## doesn't seem to know anything about it. Hey, Celerity users, get
331 ## in touch with us!
332 celerity-celerity-bsd* )
333 machine=celerity opsys=bsd4-2
334 ;;
336 ## Clipper
337 ## What operating systems does this chip run that Emacs has been
338 ## tested on?
339 clipper-* )
340 machine=clipper
341 ## We'll use the catch-all code at the bottom to guess the
342 ## operating system.
343 ;;
345 ## Convex
346 *-convex-bsd* | *-convex-convexos* )
347 machine=convex opsys=bsd4-3
348 ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
349 NON_GNU_CPP="cc -E -P"
350 ;;
352 ## Cubix QBx/386
353 i[3456]86-cubix-sysv* )
354 machine=intel386 opsys=usg5-3
355 ;;
357 ## Cydra 5
358 cydra*-cydrome-sysv* )
359 machine=cydra5 opsys=usg5-3
360 ;;
362 ## Data General AViiON Machines
363 ## DG changed naming conventions with the release of 5.4.4.10, they
364 ## dropped the initial 5.4 but left the intervening R. Because of the
365 ## R this shouldn't conflict with older versions of the OS (which I
366 ## think were named like dgux4.*). In addition, DG new AViiONs series
367 ## uses either Motorola M88k or Intel Pentium CPUs.
368 m88k-dg-dguxR4.* | m88k-dg-dgux4* )
369 machine=aviion opsys=dgux4
370 ;;
371 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
372 ## This name is dgux5-4-3 instead of dgux5-4r3
373 ## to avoid a file name conflict on MSDOS.
374 machine=aviion opsys=dgux5-4-3
375 ;;
376 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
377 machine=aviion opsys=dgux5-4r2
378 ;;
379 m88k-dg-dgux* )
380 machine=aviion opsys=dgux
381 ;;
383 ## Data General AViiON Intel (x86) Machines
384 ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
385 ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
386 i[345]86-dg-dguxR4* )
387 machine=aviion-intel opsys=dgux4
388 ;;
390 ## DECstations
391 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
392 machine=pmax opsys=bsd4-2
393 ;;
394 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
395 machine=pmax opsys=bsd4-3
396 ;;
397 mips-dec-ultrix* )
398 machine=pmax opsys=ultrix4-3
399 ;;
400 mips-dec-osf* )
401 machine=pmax opsys=osf1
402 ;;
403 mips-dec-mach_bsd4.3* )
404 machine=pmax opsys=mach-bsd4-3
405 ;;
407 ## Motorola Delta machines
408 m68k-motorola-sysv* | m68000-motorola-sysv* )
409 machine=delta opsys=usg5-3
410 if test -z "`type gnucc | grep 'not found'`"
411 then
412 if test -s /etc/167config
413 then CC="gnucc -m68040"
414 else CC="gnucc -m68881"
415 fi
416 else
417 if test -z "`type gcc | grep 'not found'`"
418 then CC=gcc
419 else CC=cc
420 fi
421 fi
422 ;;
423 m88k-motorola-sysv4* )
424 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
425 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
426 # I hope there are not other 4.0 versions for this machine
427 # which really need usg5-4 instead.
428 machine=delta88k opsys=usg5-4-2
429 ;;
430 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
431 machine=delta88k opsys=usg5-3
432 ;;
434 ## Dual machines
435 m68*-dual-sysv* )
436 machine=dual opsys=usg5-2
437 ;;
438 m68*-dual-uniplus* )
439 machine=dual opsys=unipl5-2
440 ;;
442 ## Elxsi 6400
443 elxsi-elxsi-sysv* )
444 machine=elxsi opsys=usg5-2
445 ;;
447 ## Encore machines
448 ns16k-encore-bsd* )
449 machine=ns16000 opsys=umax
450 ;;
452 ## The GEC 63 - apparently, this port isn't really finished yet.
453 # I'm sure we finished off the last of the machines, though. -- fx
455 ## Gould Power Node and NP1
456 pn-gould-bsd4.2* )
457 machine=gould opsys=bsd4-2
458 ;;
459 pn-gould-bsd4.3* )
460 machine=gould opsys=bsd4-3
461 ;;
462 np1-gould-bsd* )
463 machine=gould-np1 opsys=bsd4-3
464 ;;
466 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
467 ## as far as Emacs is concerned).
468 m88k-harris-cxux* )
469 # Build needs to be different on 7.0 and later releases
470 case "`uname -r`" in
471 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
472 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
473 esac
474 NON_GNU_CPP="/lib/cpp"
475 ;;
476 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
477 m68k-harris-cxux* )
478 machine=nh3000 opsys=cxux
479 ;;
480 ## Harris power pc NightHawk running Power UNIX (Series 6000)
481 powerpc-harris-powerunix )
482 machine=nh6000 opsys=powerunix
483 NON_GNU_CPP="cc -Xo -E -P"
484 ;;
485 ## SR2001/SR2201 running HI-UX/MPP
486 hppa1.1-hitachi-hiuxmpp* )
487 machine=sr2k opsys=hiuxmpp
488 ;;
489 ## Honeywell XPS100
490 xps*-honeywell-sysv* )
491 machine=xps100 opsys=usg5-2
492 ;;
494 ## HP 9000 series 200 or 300
495 m68*-hp-bsd* )
496 machine=hp9000s300 opsys=bsd4-3
497 ;;
498 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
499 m68*-hp-hpux* )
500 case "`uname -r`" in
501 ## Someone's system reports A.B8.05 for this.
502 ## I wonder what other possibilities there are.
503 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
504 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
505 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
506 *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
507 *) machine=hp9000s300 opsys=hpux ;;
508 esac
509 ;;
511 ## HP 9000 series 700 and 800, running HP/UX
512 hppa*-hp-hpux7* )
513 machine=hp800 opsys=hpux
514 ;;
515 hppa*-hp-hpux8* )
516 machine=hp800 opsys=hpux8
517 ;;
518 hppa*-hp-hpux9shr* )
519 machine=hp800 opsys=hpux9shr
520 ;;
521 hppa*-hp-hpux9* )
522 machine=hp800 opsys=hpux9
523 ;;
524 hppa*-hp-hpux1[0-9]* )
525 machine=hp800 opsys=hpux10
526 ;;
528 ## HP 9000 series 700 and 800, running HP/UX
529 hppa*-hp-hpux* )
530 ## Cross-compilation? Nah!
531 case "`uname -r`" in
532 ## Someone's system reports A.B8.05 for this.
533 ## I wonder what other possibilities there are.
534 *.B8.* ) machine=hp800 opsys=hpux8 ;;
535 *.08.* ) machine=hp800 opsys=hpux8 ;;
536 *.09.* ) machine=hp800 opsys=hpux9 ;;
537 *) machine=hp800 opsys=hpux10 ;;
538 esac
539 ;;
540 hppa*-*-nextstep* )
541 machine=hp800 opsys=nextstep
542 ;;
544 ## Orion machines
545 orion-orion-bsd* )
546 machine=orion opsys=bsd4-2
547 ;;
548 clipper-orion-bsd* )
549 machine=orion105 opsys=bsd4-2
550 ;;
552 ## IBM machines
553 i[3456]86-ibm-aix1.1* )
554 machine=ibmps2-aix opsys=usg5-2-2
555 ;;
556 i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
557 machine=ibmps2-aix opsys=usg5-3
558 ;;
559 i370-ibm-aix*)
560 machine=ibm370aix opsys=usg5-3
561 ;;
562 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
563 machine=ibmrs6000 opsys=aix3-1
564 ;;
565 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
566 machine=ibmrs6000 opsys=aix3-2-5
567 ;;
568 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
569 machine=ibmrs6000 opsys=aix4-1
570 ;;
571 rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2* )
572 machine=ibmrs6000 opsys=aix4-2
573 ;;
574 rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0* )
575 machine=ibmrs6000 opsys=aix4
576 ;;
577 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
578 machine=ibmrs6000 opsys=aix4-1
579 ;;
580 rs6000-ibm-aix* | powerpc-ibm-aix* )
581 machine=ibmrs6000 opsys=aix3-2
582 ;;
583 romp-ibm-bsd4.3* )
584 machine=ibmrt opsys=bsd4-3
585 ;;
586 romp-ibm-bsd4.2* )
587 machine=ibmrt opsys=bsd4-2
588 ;;
589 romp-ibm-aos4.3* )
590 machine=ibmrt opsys=bsd4-3
591 ;;
592 romp-ibm-aos4.2* )
593 machine=ibmrt opsys=bsd4-2
594 ;;
595 romp-ibm-aos* )
596 machine=ibmrt opsys=bsd4-3
597 ;;
598 romp-ibm-bsd* )
599 machine=ibmrt opsys=bsd4-3
600 ;;
601 romp-ibm-aix* )
602 machine=ibmrt-aix opsys=usg5-2-2
603 ;;
605 ## Integrated Solutions `Optimum V'
606 m68*-isi-bsd4.2* )
607 machine=isi-ov opsys=bsd4-2
608 ;;
609 m68*-isi-bsd4.3* )
610 machine=isi-ov opsys=bsd4-3
611 ;;
613 ## Intel 386 machines where we do care about the manufacturer
614 i[3456]86-intsys-sysv* )
615 machine=is386 opsys=usg5-2-2
616 ;;
618 ## Prime EXL
619 i[3456]86-prime-sysv* )
620 machine=i386 opsys=usg5-3
621 ;;
623 ## Sequent Symmetry running Dynix
624 i[3456]86-sequent-bsd* )
625 machine=symmetry opsys=bsd4-3
626 ;;
628 ## Sequent Symmetry running ptx 4, which is a modified SVR4.
629 i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
630 machine=sequent-ptx opsys=ptx4
631 NON_GNU_CPP=/lib/cpp
632 ;;
634 ## Sequent Symmetry running DYNIX/ptx
635 ## Use the old cpp rather than the newer ANSI one.
636 i[3456]86-sequent-ptx* )
637 machine=sequent-ptx opsys=ptx
638 NON_GNU_CPP="/lib/cpp"
639 ;;
641 ## ncr machine running svr4.3.
642 i[3456]86-ncr-sysv4.3 )
643 machine=ncr386 opsys=usg5-4-3
644 ;;
646 ## Unspecified sysv on an ncr machine defaults to svr4.2.
647 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
648 i[3456]86-ncr-sysv* )
649 machine=ncr386 opsys=usg5-4-2
650 ;;
652 ## Intel Paragon OSF/1
653 i860-intel-osf1* )
654 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
655 ;;
657 ## Intel 860
658 i860-*-sysv4* )
659 machine=i860 opsys=usg5-4
660 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
661 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
662 ;;
664 ## Macintosh PowerPC
665 powerpc*-*-linux-gnu* )
666 machine=macppc opsys=gnu-linux
667 ;;
669 ## Masscomp machines
670 m68*-masscomp-rtu* )
671 machine=masscomp opsys=rtu
672 ;;
674 ## Megatest machines
675 m68*-megatest-bsd* )
676 machine=mega68 opsys=bsd4-2
677 ;;
679 ## Workstations sold by MIPS
680 ## This is not necessarily all workstations using the MIPS processor -
681 ## Irises are produced by SGI, and DECstations by DEC.
683 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
684 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
685 ## it gives for choosing between the alternatives seems to be "Use
686 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
687 ## the BSD world." I'll assume that these are instructions for
688 ## handling two odd situations, and that every other situation
689 ## should use mips.h and usg5-2-2, they being listed first.
690 mips-mips-usg* )
691 machine=mips4
692 ## Fall through to the general code at the bottom to decide on the OS.
693 ;;
694 mips-mips-riscos4* )
695 machine=mips4 opsys=bsd4-3
696 NON_GNU_CC="cc -systype bsd43"
697 NON_GNU_CPP="cc -systype bsd43 -E"
698 ;;
699 mips-mips-riscos5* )
700 machine=mips4 opsys=riscos5
701 NON_GNU_CC="cc -systype bsd43"
702 NON_GNU_CPP="cc -systype bsd43 -E"
703 ;;
704 mips-mips-bsd* )
705 machine=mips opsys=bsd4-3
706 ;;
707 mips-mips-* )
708 machine=mips opsys=usg5-2-2
709 ;;
711 ## NeXT
712 m68*-next-* | m68k-*-nextstep* )
713 machine=m68k opsys=nextstep
714 ;;
716 ## The complete machine from National Semiconductor
717 ns32k-ns-genix* )
718 machine=ns32000 opsys=usg5-2
719 ;;
721 ## NCR machines
722 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
723 machine=tower32 opsys=usg5-2-2
724 ;;
725 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
726 machine=tower32v3 opsys=usg5-3
727 ;;
729 ## NEC EWS4800
730 mips-nec-sysv4*)
731 machine=ews4800 opsys=ux4800
732 ;;
734 ## Nixdorf Targon 31
735 m68*-nixdorf-sysv* )
736 machine=targon31 opsys=usg5-2-2
737 ;;
739 ## Nu (TI or LMI)
740 m68*-nu-sysv* )
741 machine=nu opsys=usg5-2
742 ;;
744 ## Plexus
745 m68*-plexus-sysv* )
746 machine=plexus opsys=usg5-2
747 ;;
749 ## PowerPC reference platform
750 powerpcle-*-solaris2* )
751 machine=prep
752 opsys=sol2-5
753 ;;
755 ## Pyramid machines
756 ## I don't really have any idea what sort of processor the Pyramid has,
757 ## so I'm assuming it is its own architecture.
758 pyramid-pyramid-bsd* )
759 machine=pyramid opsys=bsd4-2
760 ;;
762 ## Sequent Balance
763 ns32k-sequent-bsd4.2* )
764 machine=sequent opsys=bsd4-2
765 ;;
766 ns32k-sequent-bsd4.3* )
767 machine=sequent opsys=bsd4-3
768 ;;
770 ## Siemens Nixdorf
771 mips-siemens-sysv* | mips-sni-sysv*)
772 machine=mips-siemens opsys=usg5-4
773 NON_GNU_CC=/usr/ccs/bin/cc
774 NON_GNU_CPP=/usr/ccs/lib/cpp
775 ;;
777 ## Silicon Graphics machines
778 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
779 m68*-sgi-iris3.5* )
780 machine=irist opsys=iris3-5
781 ;;
782 m68*-sgi-iris3.6* | m68*-sgi-iris*)
783 machine=irist opsys=iris3-6
784 ;;
785 ## Iris 4D
786 mips-sgi-irix3* )
787 machine=iris4d opsys=irix3-3
788 ;;
789 mips-sgi-irix4* )
790 machine=iris4d opsys=irix4-0
791 ;;
792 mips-sgi-irix6.5 )
793 machine=iris4d opsys=irix6-5
794 # Without defining _LANGUAGE_C, things get masked out in the headers
795 # so that, for instance, grepping for `free' in stdlib.h fails and
796 # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
797 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
798 NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
799 ;;
800 mips-sgi-irix6* )
801 machine=iris4d opsys=irix6-0
802 # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
803 # but presumably it does no harm.
804 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
805 # -32 probably isn't necessary in later v.6s -- anyone know which?
806 NON_GCC_TEST_OPTIONS=-32
807 ;;
808 mips-sgi-irix5.[01]* )
809 machine=iris4d opsys=irix5-0
810 ;;
811 mips-sgi-irix5* | mips-sgi-irix* )
812 machine=iris4d opsys=irix5-2
813 ;;
815 ## SONY machines
816 m68*-sony-bsd4.2* )
817 machine=news opsys=bsd4-2
818 ;;
819 m68*-sony-bsd4.3* )
820 machine=news opsys=bsd4-3
821 ;;
822 m68*-sony-newsos3* | m68*-sony-news3*)
823 machine=news opsys=bsd4-3
824 ;;
825 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
826 machine=news-risc opsys=bsd4-3
827 ;;
828 mips-sony-newsos6* )
829 machine=news-r6 opsys=newsos6
830 ;;
831 mips-sony-news* )
832 machine=news-risc opsys=newsos5
833 ;;
835 ## Stride
836 m68*-stride-sysv* )
837 machine=stride opsys=usg5-2
838 ;;
840 ## Suns
841 sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
842 machine=sparc opsys=gnu-linux
843 ;;
845 *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
846 | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
847 | rs6000-*-solaris2*)
848 case "${canonical}" in
849 m68*-sunos1* ) machine=sun1 ;;
850 m68*-sunos2* ) machine=sun2 ;;
851 m68* ) machine=sun3 ;;
852 i[3456]86-sun-sunos[34]* ) machine=sun386 ;;
853 i[3456]86-*-* ) machine=intel386 ;;
854 powerpcle* ) machine=powerpcle ;;
855 powerpc* | rs6000* ) machine=ibmrs6000 ;;
856 sparc* ) machine=sparc ;;
857 * ) unported=yes ;;
858 esac
859 case "${canonical}" in
860 ## The Sun386 didn't get past 4.0.
861 i[3456]86-*-sunos4 ) opsys=sunos4-0 ;;
862 *-sunos4.0* ) opsys=sunos4-0 ;;
863 *-sunos4.1.[3-9]*noshare )
864 ## This name is sunos413 instead of sunos4-1-3
865 ## to avoid a file name conflict on MSDOS.
866 opsys=sunos413
867 NON_GNU_CPP=/usr/lib/cpp
868 NON_GCC_TEST_OPTIONS=-Bstatic
869 GCC_TEST_OPTIONS=-static
870 ;;
871 *-sunos4.1.[3-9]* | *-sunos4shr*)
872 opsys=sunos4shr
873 NON_GNU_CPP=/usr/lib/cpp
874 ;;
875 *-sunos4* | *-sunos )
876 opsys=sunos4-1
877 NON_GCC_TEST_OPTIONS=-Bstatic
878 GCC_TEST_OPTIONS=-static
879 ;;
880 *-sunos5.3* | *-solaris2.3* )
881 opsys=sol2-3
882 NON_GNU_CPP=/usr/ccs/lib/cpp
883 ;;
884 *-sunos5.4* | *-solaris2.4* )
885 opsys=sol2-4
886 NON_GNU_CPP=/usr/ccs/lib/cpp
887 RANLIB="ar -ts"
888 ;;
889 *-sunos5.5* | *-solaris2.5* )
890 opsys=sol2-5
891 NON_GNU_CPP=/usr/ccs/lib/cpp
892 RANLIB="ar -ts"
893 ;;
894 *-sunos5* | *-solaris* )
895 opsys=sol2-5
896 NON_GNU_CPP=/usr/ccs/lib/cpp
897 ;;
898 * ) opsys=bsd4-2 ;;
899 esac
900 ## Watch out for a compiler that we know will not work.
901 case "${canonical}" in
902 *-solaris* | *-sunos5* )
903 if [ "x$CC" = x/usr/ucb/cc ]; then
904 ## /usr/ucb/cc doesn't work;
905 ## we should find some other compiler that does work.
906 unset CC
907 fi
908 ;;
909 *) ;;
910 esac
911 ;;
912 sparc-*-nextstep* )
913 machine=sparc opsys=nextstep
914 ;;
916 ## Tadpole 68k
917 m68*-tadpole-sysv* )
918 machine=tad68k opsys=usg5-3
919 ;;
921 ## Tahoe machines
922 tahoe-tahoe-bsd4.2* )
923 machine=tahoe opsys=bsd4-2
924 ;;
925 tahoe-tahoe-bsd4.3* )
926 machine=tahoe opsys=bsd4-3
927 ;;
929 ## Tandem Integrity S2
930 mips-tandem-sysv* )
931 machine=tandem-s2 opsys=usg5-3
932 ;;
934 ## Tektronix XD88
935 m88k-tektronix-sysv3* )
936 machine=tekxd88 opsys=usg5-3
937 ;;
939 ## Tektronix 16000 box (6130?)
940 ns16k-tektronix-bsd* )
941 machine=ns16000 opsys=bsd4-2
942 ;;
943 ## Tektronix 4300
944 ## src/m/tek4300.h hints that this is a m68k machine.
945 m68*-tektronix-bsd* )
946 machine=tek4300 opsys=bsd4-3
947 ;;
949 ## Titan P2 or P3
950 ## We seem to have lost the machine-description file titan.h!
951 titan-titan-sysv* )
952 machine=titan opsys=usg5-3
953 ;;
955 ## Ustation E30 (SS5E)
956 m68*-unisys-uniplus* )
957 machine=ustation opsystem=unipl5-2
958 ;;
960 ## Vaxen.
961 vax-dec-* )
962 machine=vax
963 case "${canonical}" in
964 *-bsd4.1* ) opsys=bsd4-1 ;;
965 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
966 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
967 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
968 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
969 *-vms* ) opsys=vms ;;
970 * ) unported=yes
971 esac
972 ;;
974 ## Whitechapel MG1
975 ns16k-whitechapel-* )
976 machine=mg1
977 ## We don't know what sort of OS runs on these; we'll let the
978 ## operating system guessing code below try.
979 ;;
981 ## Wicat
982 m68*-wicat-sysv* )
983 machine=wicat opsys=usg5-2
984 ;;
986 ## IA-64
987 ia64*-*-linux* )
988 machine=ia64 opsys=gnu-linux
989 ;;
991 ## Intel 386 machines where we don't care about the manufacturer
992 i[3456]86-*-* )
993 machine=intel386
994 case "${canonical}" in
995 *-lynxos* ) opsys=lynxos ;;
996 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
997 *-isc2.2* ) opsys=isc2-2 ;;
998 *-isc4.0* ) opsys=isc4-0 ;;
999 *-isc4.* ) opsys=isc4-1
1000 GCC_TEST_OPTIONS=-posix
1001 NON_GCC_TEST_OPTIONS=-Xp
1002 ;;
1003 *-isc* ) opsys=isc3-0 ;;
1004 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1005 *-esix* ) opsys=esix ;;
1006 *-xenix* ) opsys=xenix ;;
1007 *-linux-gnu* ) opsys=gnu-linux ;;
1008 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
1009 *-sco3.2v5* ) opsys=sco5
1010 NON_GNU_CPP=/lib/cpp
1011 # Prevent -belf from being passed to $CPP.
1012 # /lib/cpp does not accept it.
1013 OVERRIDE_CPPFLAGS=" "
1014 ;;
1015 *-sysv4.2uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1016 *-386bsd* ) opsys=386bsd ;;
1017 *-freebsd* ) opsys=freebsd ;;
1018 *-nextstep* ) opsys=nextstep ;;
1019 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1020 esac
1021 ;;
1023 ## m68k Linux-based GNU system
1024 m68k-*-linux-gnu* )
1025 machine=m68k opsys=gnu-linux
1026 ;;
1028 ## Mips Linux-based GNU system
1029 mips-*-linux-gnu* )
1030 machine=mips opsys=gnu-linux
1031 ;;
1033 ## UXP/DS
1034 sparc-fujitsu-sysv4* )
1035 machine=sparc opsys=uxpds
1036 NON_GNU_CPP=/usr/ccs/lib/cpp
1037 RANLIB="ar -ts"
1038 ;;
1040 ## UXP/V
1041 f301-fujitsu-uxpv4.1)
1042 machine=f301 opsys=uxpv
1043 ;;
1045 * )
1046 unported=yes
1047 ;;
1048 esac
1050 ### If the code above didn't choose an operating system, just choose
1051 ### an operating system based on the configuration name. You really
1052 ### only want to use this when you have no idea what the right
1053 ### operating system is; if you know what operating systems a machine
1054 ### runs, it's cleaner to make it explicit in the case statement
1055 ### above.
1056 if test x"${opsys}" = x; then
1057 case "${canonical}" in
1058 *-gnu* ) opsys=gnu ;;
1059 *-bsd4.[01] ) opsys=bsd4-1 ;;
1060 *-bsd4.2 ) opsys=bsd4-2 ;;
1061 *-bsd4.3 ) opsys=bsd4-3 ;;
1062 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
1063 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
1064 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
1065 *-sysv3* | *-sysvr3* ) opsys=usg5-3 ;;
1066 *-sysv4.2uw* ) opsys=unixware ;;
1067 *-sysv4.1* | *-sysvr4.1* )
1068 NON_GNU_CPP=/usr/lib/cpp
1069 opsys=usg5-4 ;;
1070 *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1071 if [ x$NON_GNU_CPP = x ]; then
1072 if [ -f /usr/ccs/lib/cpp ]; then
1073 NON_GNU_CPP=/usr/ccs/lib/cpp
1074 else
1075 NON_GNU_CPP=/lib/cpp
1076 fi
1077 fi
1078 opsys=usg5-4-2 ;;
1079 *-sysv4* | *-sysvr4* ) opsys=usg5-4 ;;
1080 * )
1081 unported=yes
1082 ;;
1083 esac
1084 fi
1086 changequote([, ])dnl
1088 if test $unported = yes; then
1089 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1090 Check \`etc/MACHINES' for recognized configuration names.])
1091 fi
1093 machfile="m/${machine}.h"
1094 opsysfile="s/${opsys}.h"
1097 #### Choose a compiler.
1098 test -n "$CC" && cc_specified=yes
1100 # Save the value of CFLAGS that the user specified.
1101 SPECIFIED_CFLAGS="$CFLAGS"
1103 case ${with_gcc} in
1104 "yes" ) CC="gcc" GCC=yes ;;
1105 "no" ) : ${CC=cc} ;;
1106 * ) AC_PROG_CC
1107 esac
1109 # On Suns, sometimes $CPP names a directory.
1110 if test -n "$CPP" && test -d "$CPP"; then
1111 CPP=
1112 fi
1114 #### Some systems specify a CPP to use unless we are using GCC.
1115 #### Now that we know whether we are using GCC, we can decide whether
1116 #### to use that one.
1117 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1118 then
1119 CPP="$NON_GNU_CPP"
1120 fi
1122 #### Some systems specify a CC to use unless we are using GCC.
1123 #### Now that we know whether we are using GCC, we can decide whether
1124 #### to use that one.
1125 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1126 test x$cc_specified != xyes
1127 then
1128 CC="$NON_GNU_CC"
1129 fi
1131 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1132 then
1133 CC="$CC $GCC_TEST_OPTIONS"
1134 fi
1136 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1137 then
1138 CC="$CC $NON_GCC_TEST_OPTIONS"
1139 fi
1141 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1142 then
1143 ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1144 fi
1146 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1147 then
1148 ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1149 fi
1151 #### Some other nice autoconf tests. If you add a test here which
1152 #### should make an entry in src/config.h, don't forget to add an
1153 #### #undef clause to src/config.h.in for autoconf to modify.
1155 dnl checks for programs
1156 AC_PROG_LN_S
1157 AC_PROG_CPP
1158 AC_PROG_INSTALL
1159 AC_PROG_YACC
1160 if test "x$RANLIB" = x; then
1161 AC_PROG_RANLIB
1162 fi
1164 dnl checks for Unix variants
1165 AC_AIX
1167 #### Extract some information from the operating system and machine files.
1169 AC_CHECKING([the machine- and system-dependent files to find out
1170 - which libraries the lib-src programs will want, and
1171 - whether the GNU malloc routines are usable])
1173 ### First figure out CFLAGS (which we use for running the compiler here)
1174 ### and REAL_CFLAGS (which we use for real compilation).
1175 ### The two are the same except on a few systems, where they are made
1176 ### different to work around various lossages. For example,
1177 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1178 ### as implying static linking.
1180 ### If the CFLAGS env var is specified, we use that value
1181 ### instead of the default.
1183 ### It's not important that this name contain the PID; you can't run
1184 ### two configures in the same directory and have anything work
1185 ### anyway.
1186 tempcname="conftest.c"
1188 echo '
1189 #include "'${srcdir}'/src/'${opsysfile}'"
1190 #include "'${srcdir}'/src/'${machfile}'"
1191 #ifndef LIBS_MACHINE
1192 #define LIBS_MACHINE
1193 #endif
1194 #ifndef LIBS_SYSTEM
1195 #define LIBS_SYSTEM
1196 #endif
1197 #ifndef C_SWITCH_SYSTEM
1198 #define C_SWITCH_SYSTEM
1199 #endif
1200 #ifndef C_SWITCH_MACHINE
1201 #define C_SWITCH_MACHINE
1202 #endif
1203 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1204 configure___ c_switch_system=C_SWITCH_SYSTEM
1205 configure___ c_switch_machine=C_SWITCH_MACHINE
1207 #ifndef LIB_X11_LIB
1208 #define LIB_X11_LIB -lX11
1209 #endif
1211 #ifndef LIBX11_MACHINE
1212 #define LIBX11_MACHINE
1213 #endif
1215 #ifndef LIBX11_SYSTEM
1216 #define LIBX11_SYSTEM
1217 #endif
1218 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1220 #ifdef UNEXEC
1221 configure___ unexec=UNEXEC
1222 #else
1223 configure___ unexec=unexec.o
1224 #endif
1226 #ifdef SYSTEM_MALLOC
1227 configure___ system_malloc=yes
1228 #else
1229 configure___ system_malloc=no
1230 #endif
1232 #ifdef USE_MMAP_FOR_BUFFERS
1233 configure___ use_mmap_for_buffers=yes
1234 #else
1235 configure___ use_mmap_for_buffers=no
1236 #endif
1238 #ifndef C_DEBUG_SWITCH
1239 #define C_DEBUG_SWITCH -g
1240 #endif
1242 #ifndef C_OPTIMIZE_SWITCH
1243 #ifdef __GNUC__
1244 #define C_OPTIMIZE_SWITCH -O2
1245 #else
1246 #define C_OPTIMIZE_SWITCH -O
1247 #endif
1248 #endif
1250 #ifndef LD_SWITCH_MACHINE
1251 #define LD_SWITCH_MACHINE
1252 #endif
1254 #ifndef LD_SWITCH_SYSTEM
1255 #define LD_SWITCH_SYSTEM
1256 #endif
1258 #ifndef LD_SWITCH_X_SITE_AUX
1259 #define LD_SWITCH_X_SITE_AUX
1260 #endif
1262 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1263 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1265 #ifdef THIS_IS_CONFIGURE
1267 /* Get the CFLAGS for tests in configure. */
1268 #ifdef __GNUC__
1269 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1270 #else
1271 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1272 #endif
1274 #else /* not THIS_IS_CONFIGURE */
1276 /* Get the CFLAGS for real compilation. */
1277 #ifdef __GNUC__
1278 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1279 #else
1280 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1281 #endif
1283 #endif /* not THIS_IS_CONFIGURE */
1284 ' > ${tempcname}
1286 # The value of CPP is a quoted variable reference, so we need to do this
1287 # to get its actual value...
1288 CPP=`eval "echo $CPP"`
1289 changequote(, )dnl
1290 eval `${CPP} -Isrc ${tempcname} \
1291 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1292 if test "x$SPECIFIED_CFLAGS" = x; then
1293 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1294 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1295 else
1296 REAL_CFLAGS="$CFLAGS"
1297 fi
1298 changequote([, ])dnl
1299 rm ${tempcname}
1301 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1303 ### Make sure subsequent tests use flags consistent with the build flags.
1305 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1306 CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1307 else
1308 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1309 fi
1311 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1312 AC_SYS_LARGEFILE
1314 # Sound support for GNU/Linux and the free BSDs.
1315 AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1316 # Emulation library used on NetBSD.
1317 AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1318 AC_SUBST(LIBSOUND)
1320 dnl checks for header files
1321 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1322 linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1323 termcap.h stdio_ext.h fcntl.h term.h strings.h)
1324 AC_HEADER_STDC
1325 AC_HEADER_TIME
1326 AC_DECL_SYS_SIGLIST
1327 AC_HEADER_SYS_WAIT
1329 dnl Some systems have utime.h but don't declare the struct anyplace.
1330 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1331 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1332 #include <sys/time.h>
1333 #include <time.h>
1334 #else
1335 #ifdef HAVE_SYS_TIME_H
1336 #include <sys/time.h>
1337 #else
1338 #include <time.h>
1339 #endif
1340 #endif
1341 #ifdef HAVE_UTIME_H
1342 #include <utime.h>
1343 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1344 emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1345 if test $emacs_cv_struct_utimbuf = yes; then
1346 AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1347 fi
1349 dnl checks for typedefs
1350 AC_TYPE_SIGNAL
1352 dnl Check for speed_t typedef.
1353 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1354 AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1355 emacs_cv_speed_t=yes))
1356 if test $emacs_cv_speed_t = yes; then
1357 AC_DEFINE(HAVE_SPEED_T)
1358 fi
1360 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1361 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1362 #include <sys/time.h>
1363 #include <time.h>
1364 #else
1365 #ifdef HAVE_SYS_TIME_H
1366 #include <sys/time.h>
1367 #else
1368 #include <time.h>
1369 #endif
1370 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1371 emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1372 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1373 if test $emacs_cv_struct_timeval = yes; then
1374 AC_DEFINE(HAVE_TIMEVAL)
1375 fi
1377 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1378 AC_TRY_COMPILE([#include <math.h>],
1379 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1380 emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1381 HAVE_EXCEPTION=$emacs_cv_struct_exception
1382 if test $emacs_cv_struct_exception != yes; then
1383 AC_DEFINE(NO_MATHERR)
1384 fi
1386 dnl checks for structure members
1387 AC_STRUCT_TM
1388 AC_STRUCT_TIMEZONE
1389 AC_CACHE_CHECK(for tm_gmtoff in struct tm, emacs_cv_tm_gmtoff,
1390 AC_TRY_LINK([#include <time.h>], [struct tm t; t.tm_gmtoff = 0],
1391 emacs_cv_tm_gmtoff=yes,
1392 emacs_cv_tm_gmtoff=no))
1393 if test $emacs_cv_tm_gmtoff = yes; then
1394 AC_DEFINE(HAVE_TM_GMTOFF)
1395 fi
1397 dnl checks for compiler characteristics
1399 dnl Testing __STDC__ to determine prototype support isn't good enough.
1400 dnl DEC C, for instance, doesn't define it with default options, and
1401 dnl is used on 64-bit systems (OSF Alphas). Similarly for volatile
1402 dnl and void *.
1403 AC_C_PROTOTYPES
1404 AC_C_VOLATILE
1405 AC_C_CONST
1406 dnl This isn't useful because we can't turn on use of `inline' unless
1407 dnl the compiler groks `extern inline'.
1408 dnl AC_C_INLINE
1409 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1410 [AC_TRY_COMPILE(, [void * foo;],
1411 emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1412 if test $emacs_cv_void_star = yes; then
1413 AC_DEFINE(POINTER_TYPE, void)
1414 else
1415 AC_DEFINE(POINTER_TYPE, char)
1416 fi
1418 dnl check for Make feature
1419 AC_PROG_MAKE_SET
1421 dnl checks for operating system services
1422 AC_SYS_LONG_FILE_NAMES
1424 #### Choose a window system.
1426 AC_PATH_X
1427 if test "$no_x" = yes; then
1428 window_system=none
1429 else
1430 window_system=x11
1431 fi
1433 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1434 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1435 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1436 x_default_search_path=""
1437 for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1438 x_search_path="\
1439 ${x_library}/X11/%L/%T/%N%C%S:\
1440 ${x_library}/X11/%l/%T/%N%C%S:\
1441 ${x_library}/X11/%T/%N%C%S:\
1442 ${x_library}/X11/%L/%T/%N%S:\
1443 ${x_library}/X11/%l/%T/%N%S:\
1444 ${x_library}/X11/%T/%N%S"
1445 if test x"${x_default_search_path}" = x; then
1446 x_default_search_path=${x_search_path}
1447 else
1448 x_default_search_path="${x_search_path}:${x_default_search_path}"
1449 fi
1450 done
1451 fi
1452 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1453 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1454 fi
1456 if test x"${x_includes}" = x; then
1457 bitmapdir=/usr/include/X11/bitmaps
1458 else
1459 # accumulate include directories that have X11 bitmap subdirectories
1460 bmd_acc="dummyval"
1461 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1462 if test -d "${bmd}/X11/bitmaps"; then
1463 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1464 fi
1465 if test -d "${bmd}/bitmaps"; then
1466 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1467 fi
1468 done
1469 if test ${bmd_acc} != "dummyval"; then
1470 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1471 fi
1472 fi
1474 case "${window_system}" in
1475 x11 )
1476 HAVE_X_WINDOWS=yes
1477 HAVE_X11=yes
1478 case "${with_x_toolkit}" in
1479 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1480 motif ) USE_X_TOOLKIT=MOTIF ;;
1481 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1482 no ) USE_X_TOOLKIT=none ;;
1483 dnl If user did not say whether to use a toolkit,
1484 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1485 * ) USE_X_TOOLKIT=maybe ;;
1486 esac
1487 ;;
1488 none )
1489 HAVE_X_WINDOWS=no
1490 HAVE_X11=no
1491 USE_X_TOOLKIT=none
1492 ;;
1493 esac
1495 ### If we're using X11, we should use the X menu package.
1496 HAVE_MENUS=no
1497 case ${HAVE_X11} in
1498 yes ) HAVE_MENUS=yes ;;
1499 esac
1501 if test "${opsys}" = "hpux9"; then
1502 case "${x_libraries}" in
1503 *X11R4* )
1504 opsysfile="s/hpux9-x11r4.h"
1505 ;;
1506 esac
1507 fi
1509 if test "${opsys}" = "hpux9shr"; then
1510 case "${x_libraries}" in
1511 *X11R4* )
1512 opsysfile="s/hpux9shxr4.h"
1513 ;;
1514 esac
1515 fi
1517 ### Compute the unexec source name from the object name.
1518 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1520 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1521 # Assume not, until told otherwise.
1522 GNU_MALLOC=yes
1523 doug_lea_malloc=yes
1524 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1525 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1526 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1527 emacs_cv_var___after_morecore_hook,
1528 AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1529 emacs_cv_var___after_morecore_hook=yes,
1530 emacs_cv_var___after_morecore_hook=no))
1531 if test $emacs_cv_var___after_morecore_hook = no; then
1532 doug_lea_malloc=no
1533 fi
1534 if test "${system_malloc}" = "yes"; then
1535 GNU_MALLOC=no
1536 GNU_MALLOC_reason="
1537 (The GNU allocators don't work with this system configuration.)"
1538 fi
1539 if test "$doug_lea_malloc" = "yes" ; then
1540 if test "$GNU_MALLOC" = yes ; then
1541 GNU_MALLOC_reason="
1542 (Using Doug Lea's new malloc from the GNU C Library.)"
1543 fi
1544 AC_DEFINE(DOUG_LEA_MALLOC)
1545 fi
1547 if test x"${REL_ALLOC}" = x; then
1548 REL_ALLOC=${GNU_MALLOC}
1549 fi
1551 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1552 dnl the system configuration file (s/*.h) to turn the use of mmap
1553 dnl in the relocating allocator on.
1555 AC_FUNC_MMAP
1556 if test $use_mmap_for_buffers = yes; then
1557 REL_ALLOC=no
1558 fi
1560 LIBS="$libsrc_libs $LIBS"
1562 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1563 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1564 AC_CHECK_LIB(dnet, dnet_ntoa)
1565 dnl This causes -lresolv to get used in subsequent tests,
1566 dnl which causes failures on some systems such as HPUX 9.
1567 dnl AC_CHECK_LIB(resolv, gethostbyname)
1569 dnl FIXME replace main with a function we actually want from this library.
1570 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1572 AC_CHECK_LIB(pthreads, cma_open)
1574 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1575 if test -d /usr/X386/include; then
1576 HAVE_XFREE386=yes
1577 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1578 else
1579 HAVE_XFREE386=no
1580 fi
1581 AC_MSG_RESULT($HAVE_XFREE386)
1583 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1584 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1586 REAL_CPPFLAGS="$CPPFLAGS"
1588 if test "${HAVE_X11}" = "yes"; then
1589 DEFS="$C_SWITCH_X_SITE $DEFS"
1590 LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1591 LIBS="$LIBX $LIBS"
1592 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1593 CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1595 # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1596 # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1597 # but it's more convenient here to set LD_RUN_PATH
1598 # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1599 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1600 LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1601 export LD_RUN_PATH
1602 fi
1604 if test "${opsys}" = "gnu-linux"; then
1605 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1606 AC_TRY_LINK([],
1607 [XOpenDisplay ("foo");],
1608 [xlinux_first_failure=no],
1609 [xlinux_first_failure=yes])
1610 if test "${xlinux_first_failure}" = "yes"; then
1611 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1612 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1613 OLD_CPPFLAGS="$CPPFLAGS"
1614 OLD_LIBS="$LIBS"
1615 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1616 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1617 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1618 LIBS="$LIBS -b i486-linuxaout"
1619 AC_TRY_LINK([],
1620 [XOpenDisplay ("foo");],
1621 [xlinux_second_failure=no],
1622 [xlinux_second_failure=yes])
1623 if test "${xlinux_second_failure}" = "yes"; then
1624 # If we get the same failure with -b, there is no use adding -b.
1625 # So take it out. This plays safe.
1626 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1627 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1628 CPPFLAGS="$OLD_CPPFLAGS"
1629 LIBS="$OLD_LIBS"
1630 AC_MSG_RESULT(no)
1631 else
1632 AC_MSG_RESULT(yes)
1633 fi
1634 else
1635 AC_MSG_RESULT(no)
1636 fi
1637 fi
1639 # Reportedly, some broken Solaris systems have XKBlib.h but are missing
1640 # header files included from there.
1641 AC_MSG_CHECKING(for Xkb)
1642 AC_TRY_LINK([#include <X11/Xlib.h>
1643 #include <X11/XKBlib.h>],
1644 [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
1645 emacs_xkb=yes, emacs_xkb=no)
1646 AC_MSG_RESULT($emacs_xkb)
1647 if test $emacs_xkb = yes; then
1648 AC_DEFINE(HAVE_XKBGETKEYBOARD)
1649 fi
1651 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1652 XScreenNumberOfScreen XSetWMProtocols)
1653 fi
1655 if test "${window_system}" = "x11"; then
1656 AC_MSG_CHECKING(X11 version 6)
1657 AC_CACHE_VAL(emacs_cv_x11_version_6,
1658 AC_TRY_LINK([#include <X11/Xlib.h>],
1659 [#if XlibSpecificationRelease < 6
1660 fail;
1661 #endif
1662 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no))
1663 if test $emacs_cv_x11_version_6 = yes; then
1664 AC_MSG_RESULT(6 or newer)
1665 AC_DEFINE(HAVE_X11R6)
1666 else
1667 AC_MSG_RESULT(before 6)
1668 fi
1669 fi
1671 if test "${window_system}" = "x11"; then
1672 AC_MSG_CHECKING(X11 version 5)
1673 AC_CACHE_VAL(emacs_cv_x11_version_5,
1674 AC_TRY_LINK([#include <X11/Xlib.h>],
1675 [#if XlibSpecificationRelease < 5
1676 fail;
1677 #endif
1678 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no))
1679 if test $emacs_cv_x11_version_5 = yes; then
1680 AC_MSG_RESULT(5 or newer)
1681 HAVE_X11R5=yes
1682 AC_DEFINE(HAVE_X11R5)
1683 else
1684 HAVE_X11R5=no
1685 AC_MSG_RESULT(before 5)
1686 fi
1687 fi
1689 dnl Do not put whitespace before the #include statements below.
1690 dnl Older compilers (eg sunos4 cc) choke on it.
1691 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1692 if test x"${HAVE_X11R5}" = xyes; then
1693 AC_MSG_CHECKING(X11 version 5 with Xaw)
1694 AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1695 AC_TRY_LINK([
1696 #include <X11/Intrinsic.h>
1697 #include <X11/Xaw/Simple.h>],
1698 [],
1699 emacs_cv_x11_version_5_with_xaw=yes,
1700 emacs_cv_x11_version_5_with_xaw=no))
1701 if test $emacs_cv_x11_version_5_with_xaw = yes; then
1702 AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1703 USE_X_TOOLKIT=LUCID
1704 else
1705 AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1706 USE_X_TOOLKIT=none
1707 fi
1708 else
1709 USE_X_TOOLKIT=none
1710 fi
1711 fi
1713 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1715 if test "${USE_X_TOOLKIT}" != "none"; then
1716 AC_MSG_CHECKING(X11 toolkit version)
1717 AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1718 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1719 [#if XtSpecificationRelease < 6
1720 fail;
1721 #endif
1722 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no))
1723 HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1724 if test $emacs_cv_x11_toolkit_version_6 = yes; then
1725 AC_MSG_RESULT(6 or newer)
1726 AC_DEFINE(HAVE_X11XTR6)
1727 else
1728 AC_MSG_RESULT(before 6)
1729 fi
1731 dnl If using toolkit, check whether libXmu.a exists.
1732 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1733 OLDLIBS="$LIBS"
1734 if test x$HAVE_X11XTR6 = xyes; then
1735 LIBS="-lXt -lSM -lICE $LIBS"
1736 else
1737 LIBS="-lXt $LIBS"
1738 fi
1739 AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1740 test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
1741 fi
1743 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
1744 if test "${HAVE_X11}" = "yes"; then
1745 if test "${USE_X_TOOLKIT}" != "none"; then
1746 AC_CHECK_LIB(Xext, XShapeQueryExtension)
1747 fi
1748 fi
1750 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1751 AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1752 AC_TRY_COMPILE([#include <Xm/Xm.h>],
1753 [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1754 int x = 5;
1755 #else
1756 Motif version prior to 2.1.
1757 #endif],
1758 emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no))
1759 HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1760 if test $emacs_cv_motif_version_2_1 = yes; then
1761 HAVE_LIBXP=no
1762 AC_DEFINE(HAVE_MOTIF_2_1)
1763 AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
1764 if test ${HAVE_LIBXP} = yes; then
1765 AC_DEFINE(HAVE_LIBXP)
1766 fi
1767 fi
1768 fi
1770 ### Is -lXaw3d available?
1771 HAVE_XAW3D=no
1772 if test "${HAVE_X11}" = "yes"; then
1773 if test "${USE_X_TOOLKIT}" != "none"; then
1774 AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
1775 AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes))
1776 if test "${HAVE_XAW3D}" = "yes"; then
1777 AC_DEFINE(HAVE_XAW3D)
1778 fi
1779 fi
1780 fi
1782 dnl Use toolkit scroll bars if configured for X toolkit and either
1783 dnl using Motif or Xaw3d is available, and unless
1784 dnl --with-toolkit-scroll-bars=no was specified.
1786 USE_TOOLKIT_SCROLL_BARS=no
1787 if test "${with_toolkit_scroll_bars}" != "no"; then
1788 if test "${USE_X_TOOLKIT}" != "none"; then
1789 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1790 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1791 HAVE_XAW3D=no
1792 USE_TOOLKIT_SCROLL_BARS=yes
1793 elif test "${HAVE_XAW3D}" = "yes"; then
1794 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1795 USE_TOOLKIT_SCROLL_BARS=yes
1796 fi
1797 fi
1798 fi
1800 dnl Don't use X11 input methods if user specifies he doesn't want it
1801 dnl with `--with-xim=no'.
1803 if test "${with_xim}" != "no"; then
1804 AC_DEFINE(USE_XIM)
1805 fi
1807 ### Use -lXpm if available, unless `--with-xpm=no'.
1808 HAVE_XPM=no
1809 if test "${HAVE_X11}" = "yes"; then
1810 if test "${with_xpm}" != "no"; then
1811 AC_CHECK_HEADER(X11/xpm.h,
1812 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
1813 if test "${HAVE_XPM}" = "yes"; then
1814 AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
1815 AC_EGREP_CPP(no_return_alloc_pixels,
1816 [#include "X11/xpm.h"
1817 #ifndef XpmReturnAllocPixels
1818 no_return_alloc_pixels
1819 #endif
1820 ], HAVE_XPM=no, HAVE_XPM=yes)
1821 fi
1822 if test "${HAVE_XPM}" = "yes"; then
1823 AC_MSG_RESULT(yes)
1824 else
1825 AC_MSG_RESULT(no)
1826 fi
1827 fi
1829 if test "${HAVE_XPM}" = "yes"; then
1830 AC_DEFINE(HAVE_XPM)
1831 fi
1832 fi
1834 ### Use -ljpeg if available, unless `--with-jpeg=no'.
1835 HAVE_JPEG=no
1836 if test "${HAVE_X11}" = "yes"; then
1837 if test "${with_jpeg}" != "no"; then
1838 dnl Checking for jpeglib.h can lose becsue of a redefinition of
1839 dnl HAVE_STDLIB_H.
1840 AC_CHECK_HEADER(jerror.h,
1841 AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
1842 fi
1844 if test "${HAVE_JPEG}" = "yes"; then
1845 AC_DEFINE(HAVE_JPEG)
1846 fi
1847 fi
1849 ### Use -lpng if available, unless `--with-png=no'.
1850 HAVE_PNG=no
1851 if test "${HAVE_X11}" = "yes"; then
1852 if test "${with_png}" != "no"; then
1853 AC_CHECK_HEADER(png.h,
1854 AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm))
1855 fi
1857 if test "${HAVE_PNG}" = "yes"; then
1858 AC_DEFINE(HAVE_PNG)
1859 fi
1860 fi
1862 ### Use -ltiff if available, unless `--with-tiff=no'.
1863 HAVE_TIFF=no
1864 if test "${HAVE_X11}" = "yes"; then
1865 if test "${with_tiff}" != "no"; then
1866 AC_CHECK_HEADER(tiffio.h,
1867 tifflibs="-lz -lm"
1868 # At least one tiff package requires the jpeg library.
1869 if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
1870 AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
1871 fi
1873 if test "${HAVE_TIFF}" = "yes"; then
1874 AC_DEFINE(HAVE_TIFF)
1875 fi
1876 fi
1878 ### Use -lgif if available, unless `--with-gif=no'.
1879 HAVE_GIF=no
1880 if test "${HAVE_X11}" = "yes"; then
1881 if test "${with_gif}" != "no"; then
1882 AC_CHECK_HEADER(gif_lib.h,
1883 AC_CHECK_LIB(ungif, DGifOpen, HAVE_GIF=yes))
1884 fi
1886 if test "${HAVE_GIF}" = "yes"; then
1887 AC_DEFINE(HAVE_GIF)
1888 fi
1889 fi
1891 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1892 AC_CACHE_CHECK(whether netdb declares h_errno,
1893 emacs_cv_netdb_declares_h_errno,
1894 AC_TRY_LINK([#include <netdb.h>],
1895 [return h_errno;],
1896 emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no))
1897 if test $emacs_cv_netdb_declares_h_errno = yes; then
1898 AC_DEFINE(HAVE_H_ERRNO)
1899 fi
1901 AC_FUNC_ALLOCA
1903 # fmod, logb, and frexp are found in -lm on most systems.
1904 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1905 AC_CHECK_LIB(m, sqrt)
1907 # Check for mail-locking functions in a "mail" library
1908 AC_CHECK_LIB(mail, maillock)
1909 dnl Debian, at least:
1910 dnl AC_CHECK_LIB(lockfile, maillock, [AC_DEFINE(HAVE_LIBMAIL)])
1911 AC_CHECK_LIB(lockfile, maillock)
1912 # If we have the shared liblockfile, assume we must use it for mail
1913 # locking (e.g. Debian). If we couldn't link against liblockfile
1914 # (no liblockfile.a installed), ensure that we don't need to.
1915 if test "$ac_cv_lib_lockfile_maillock" = no; then
1916 dnl This works for files generally, not just executables.
1917 dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf?
1918 AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
1919 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
1920 if test $ac_cv_prog_liblockfile = yes; then
1921 AC_MSG_ERROR([Shared liblockfile found but can't link against it.
1922 This probably means that movemail could lose mail.
1923 There may be a \`development' package to install containing liblockfile.])
1924 else AC_DEFINE(LIBMAIL, -llockfile)
1925 fi
1926 else :
1927 fi
1928 AC_CHECK_FUNCS(touchlock)
1929 AC_CHECK_HEADERS(maillock.h)
1931 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
1932 rename closedir mkdir rmdir sysinfo \
1933 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1934 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1935 utimes setrlimit setpgid getcwd getwd shutdown strftime getaddrinfo \
1936 __fpending mblen mbrlen strsignal setitimer ualarm index rindex \
1937 gai_strerror mkstemp)
1939 AC_FUNC_MKTIME
1940 if test "$ac_cv_func_working_mktime" = no; then
1941 AC_DEFINE(BROKEN_MKTIME)
1942 fi
1944 AC_FUNC_GETLOADAVG
1946 AC_FUNC_FSEEKO
1948 # UNIX98 PTYs.
1949 AC_CHECK_FUNCS(grantpt)
1951 # PTY-related GNU extensions.
1952 AC_CHECK_FUNCS(getpt)
1954 # Check this now, so that we will NOT find the above functions in ncurses.
1955 # That is because we have not set up to link ncurses in lib-src.
1956 # It's better to believe a function is not available
1957 # than to expect to find it in ncurses.
1958 AC_CHECK_LIB(ncurses, tparm)
1960 # These tell us which Kerberos-related libraries to use.
1961 if test "${with_kerberos+set}" = set; then
1962 AC_CHECK_LIB(com_err, com_err)
1963 AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
1964 AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
1965 AC_CHECK_LIB(krb5, krb5_init_context)
1966 if test "${with_kerberos5+set}" != set; then
1967 AC_CHECK_LIB(des425, des_cbc_encrypt,,
1968 AC_CHECK_LIB(des, des_cbc_encrypt))
1969 AC_CHECK_LIB(krb4, krb_get_cred,,
1970 AC_CHECK_LIB(krb, krb_get_cred))
1971 fi
1973 if test "${with_kerberos5+set}" = set; then
1974 AC_CHECK_HEADERS(krb5.h)
1975 else
1976 AC_CHECK_HEADERS(des.h,,
1977 AC_CHECK_HEADERS(kerberosIV/des.h,,
1978 AC_CHECK_HEADERS(kerberos/des.h)))
1979 AC_CHECK_HEADERS(krb.h,,
1980 AC_CHECK_HEADERS(kerberosIV/krb.h,,
1981 AC_CHECK_HEADERS(kerberos/krb.h)))
1982 fi
1983 AC_CHECK_HEADERS(com_err.h)
1984 fi
1986 # Solaris requires -lintl if you want strerror (which calls dgettext)
1987 # to return localized messages.
1988 AC_CHECK_LIB(intl, dgettext)
1990 AC_MSG_CHECKING(whether localtime caches TZ)
1991 AC_CACHE_VAL(emacs_cv_localtime_cache,
1992 [if test x$ac_cv_func_tzset = xyes; then
1993 AC_TRY_RUN([#include <time.h>
1994 extern char **environ;
1995 unset_TZ ()
1996 {
1997 char **from, **to;
1998 for (to = from = environ; (*to = *from); from++)
1999 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2000 to++;
2001 }
2002 char TZ_GMT0[] = "TZ=GMT0";
2003 char TZ_PST8[] = "TZ=PST8";
2004 main()
2005 {
2006 time_t now = time ((time_t *) 0);
2007 int hour_GMT0, hour_unset;
2008 if (putenv (TZ_GMT0) != 0)
2009 exit (1);
2010 hour_GMT0 = localtime (&now)->tm_hour;
2011 unset_TZ ();
2012 hour_unset = localtime (&now)->tm_hour;
2013 if (putenv (TZ_PST8) != 0)
2014 exit (1);
2015 if (localtime (&now)->tm_hour == hour_GMT0)
2016 exit (1);
2017 unset_TZ ();
2018 if (localtime (&now)->tm_hour != hour_unset)
2019 exit (1);
2020 exit (0);
2021 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2022 [# If we have tzset, assume the worst when cross-compiling.
2023 emacs_cv_localtime_cache=yes])
2024 else
2025 # If we lack tzset, report that localtime does not cache TZ,
2026 # since we can't invalidate the cache if we don't have tzset.
2027 emacs_cv_localtime_cache=no
2028 fi])dnl
2029 AC_MSG_RESULT($emacs_cv_localtime_cache)
2030 if test $emacs_cv_localtime_cache = yes; then
2031 AC_DEFINE(LOCALTIME_CACHE)
2032 fi
2034 if test "x$HAVE_TIMEVAL" = xyes; then
2035 AC_CHECK_FUNCS(gettimeofday)
2036 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2037 emacs_cv_gettimeofday_two_arguments,
2038 AC_TRY_COMPILE([
2039 #ifdef TIME_WITH_SYS_TIME
2040 #include <sys/time.h>
2041 #include <time.h>
2042 #else
2043 #ifdef HAVE_SYS_TIME_H
2044 #include <sys/time.h>
2045 #else
2046 #include <time.h>
2047 #endif
2048 #endif],
2049 [struct timeval time;
2050 gettimeofday (&time, 0);],
2051 emacs_cv_gettimeofday_two_arguments=yes,
2052 emacs_cv_gettimeofday_two_arguments=no))
2053 if test $emacs_cv_gettimeofday_two_arguments = no; then
2054 AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
2055 fi
2056 fi
2058 dnl Note that AC_STRUCT_TIMEZONE doesn't do what you might expect.
2059 if test "$ac_cv_func_gettimeofday" = yes; then
2060 AC_CACHE_CHECK([for struct timezone], emacs_cv_struct_timezone,
2061 [AC_TRY_COMPILE([#include <sys/time.h>],
2062 [struct timezone tz;],
2063 dnl It may be that we can't call gettimeofday with a non-null pointer,
2064 dnl even though we have struct timezone (e.g. HPUX). In that case
2065 dnl we'll lie about struct timezone.
2066 [AC_TRY_RUN([
2067 #ifdef TIME_WITH_SYS_TIME
2068 #include <sys/time.h>
2069 #include <time.h>
2070 #else
2071 #ifdef HAVE_SYS_TIME_H
2072 #include <sys/time.h>
2073 #else
2074 #include <time.h>
2075 #endif
2076 #endif
2077 main () {
2078 struct timeval time;
2079 struct timezone dummy;
2080 exit (gettimeofday (&time, &dummy));
2081 }],
2082 emacs_cv_struct_timezone=yes,
2083 emacs_cv_struct_timezone=no, emacs_cv_struct_timezone=yes)],
2084 emacs_cv_struct_timezone=no)])
2085 fi
2087 ok_so_far=yes
2088 AC_CHECK_FUNC(socket, , ok_so_far=no)
2089 if test $ok_so_far = yes; then
2090 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2091 fi
2092 if test $ok_so_far = yes; then
2093 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2094 fi
2095 if test $ok_so_far = yes; then
2096 AC_DEFINE(HAVE_INET_SOCKETS)
2097 fi
2099 if test -f /usr/lpp/X11/bin/smt.exp; then
2100 AC_DEFINE(HAVE_AIX_SMT_EXP)
2101 fi
2103 AC_MSG_CHECKING(whether system supports dynamic ptys)
2104 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2105 AC_MSG_RESULT(yes)
2106 AC_DEFINE(HAVE_DEV_PTMX)
2107 else
2108 AC_MSG_RESULT(no)
2109 fi
2111 AC_FUNC_VFORK
2113 # Fixme: This should be replaced when we have autoconf 2.14.
2114 AC_SIZE_T
2116 # Set up the CFLAGS for real compilation, so we can substitute it.
2117 CFLAGS="$REAL_CFLAGS"
2118 CPPFLAGS="$REAL_CPPFLAGS"
2120 changequote(, )dnl
2121 #### Find out which version of Emacs this is.
2122 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
2123 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
2124 changequote([, ])dnl
2125 if test x"${version}" = x; then
2126 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
2127 fi
2129 ### Specify what sort of things we'll be editing into Makefile and config.h.
2130 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2131 AC_SUBST(version)
2132 AC_SUBST(configuration)
2133 AC_SUBST(canonical)
2134 AC_SUBST(srcdir)
2135 AC_SUBST(prefix)
2136 AC_SUBST(exec_prefix)
2137 AC_SUBST(bindir)
2138 AC_SUBST(datadir)
2139 AC_SUBST(sharedstatedir)
2140 AC_SUBST(libexecdir)
2141 AC_SUBST(mandir)
2142 AC_SUBST(infodir)
2143 AC_SUBST(lispdir)
2144 AC_SUBST(locallisppath)
2145 AC_SUBST(lisppath)
2146 AC_SUBST(x_default_search_path)
2147 AC_SUBST(etcdir)
2148 AC_SUBST(archlibdir)
2149 AC_SUBST(docdir)
2150 AC_SUBST(bitmapdir)
2151 AC_SUBST(c_switch_system)
2152 AC_SUBST(c_switch_machine)
2153 AC_SUBST(LD_SWITCH_X_SITE)
2154 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2155 AC_SUBST(C_SWITCH_X_SITE)
2156 AC_SUBST(CFLAGS)
2157 AC_SUBST(X_TOOLKIT_TYPE)
2158 AC_SUBST(machfile)
2159 AC_SUBST(opsysfile)
2160 AC_SUBST(GETLOADAVG_LIBS)
2162 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
2163 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
2164 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
2165 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
2166 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
2167 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
2168 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
2169 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
2171 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2172 AC_DEFINE(HAVE_X_WINDOWS)
2173 fi
2174 if test "${USE_X_TOOLKIT}" != "none" ; then
2175 AC_DEFINE(USE_X_TOOLKIT)
2176 fi
2177 if test "${HAVE_X11}" = "yes" ; then
2178 AC_DEFINE(HAVE_X11)
2179 fi
2180 if test "${HAVE_XFREE386}" = "yes" ; then
2181 AC_DEFINE(HAVE_XFREE386)
2182 fi
2183 if test "${HAVE_MENUS}" = "yes" ; then
2184 AC_DEFINE(HAVE_MENUS)
2185 fi
2186 if test "${GNU_MALLOC}" = "yes" ; then
2187 AC_DEFINE(GNU_MALLOC)
2188 fi
2189 if test "${REL_ALLOC}" = "yes" ; then
2190 AC_DEFINE(REL_ALLOC)
2191 fi
2193 #### Report on what we decided to do.
2194 echo "
2195 Configured for \`${canonical}'.
2197 Where should the build process find the source code? ${srcdir}
2198 What operating system and machine description files should Emacs use?
2199 \`${opsysfile}' and \`${machfile}'
2200 What compiler should emacs be built with? ${CC} ${CFLAGS}
2201 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
2202 Should Emacs use a relocating allocator for buffers? ${REL_ALLOC}
2203 Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers
2204 What window system should Emacs use? ${window_system}
2205 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
2207 if test -n "${x_includes}"; then
2208 echo " Where do we find X Windows header files? ${x_includes}"
2209 else
2210 echo " Where do we find X Windows header files? Standard dirs"
2211 fi
2212 if test -n "${x_libraries}"; then
2213 echo " Where do we find X Windows libraries? ${x_libraries}"
2214 else
2215 echo " Where do we find X Windows libraries? Standard dirs"
2216 fi
2218 echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}"
2219 echo " Does Emacs use -lXpm? ${HAVE_XPM}"
2220 echo " Does Emacs use -ljpeg? ${HAVE_JPEG}"
2221 echo " Does Emacs use -ltiff? ${HAVE_TIFF}"
2222 echo " Does Emacs use -lungif? ${HAVE_GIF}"
2223 echo " Does Emacs use -lpng? ${HAVE_PNG}"
2224 echo " Does Emacs use X toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}"
2225 echo
2227 # Remove any trailing slashes in these variables.
2228 changequote(, )dnl
2229 test "${prefix}" != NONE &&
2230 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
2231 test "${exec_prefix}" != NONE &&
2232 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
2233 changequote([, ])dnl
2235 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
2236 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
2237 lisp/Makefile leim/Makefile, [
2239 ### Make the necessary directories, if they don't exist.
2240 for dir in etc lisp ; do
2241 test -d ${dir} || mkdir ${dir}
2242 done
2244 # Build src/Makefile from ${srcdir}/src/Makefile.c
2245 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
2246 # This must be done after src/config.h is built, since we rely on that file.
2248 changequote(, )dnl The horror, the horror.
2249 # Now get this: Some word that is part of the ${srcdir} directory name
2250 # or the ${configuration} value might, just might, happen to be an
2251 # identifier like `sun4' or `i386' or something, and be predefined by
2252 # the C preprocessor to some helpful value like 1, or maybe the empty
2253 # string. Needless to say consequent macro substitutions are less
2254 # than conducive to the makefile finding the correct directory.
2255 undefs="`echo $top_srcdir $configuration $canonical |
2256 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
2257 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
2258 `"
2259 changequote([, ])dnl
2261 echo creating src/epaths.h
2262 make epaths-force
2264 # As of 2000-11-19, newest development versions of GNU cpp preprocess
2265 # `..' to `. .' unless invoked with -traditional
2267 if test "x$GCC" = xyes && test "x$NON_GNU_CPP" = x; then
2268 CPPFLAGS="$CPPFLAGS -traditional"
2269 fi
2271 echo creating lib-src/Makefile
2272 ( cd lib-src
2273 rm -f junk.c junk1.c junk2.c
2274 sed -e '/start of cpp stuff/q' \
2275 < Makefile.c > junk1.c
2276 sed -e '1,/start of cpp stuff/d'\
2277 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2278 < Makefile.c > junk.c
2279 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2280 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2281 cat junk1.c junk2.c > Makefile.new
2282 rm -f junk.c junk1.c junk2.c
2283 chmod 444 Makefile.new
2284 mv -f Makefile.new Makefile
2285 )
2287 echo creating src/Makefile
2288 ( cd src
2289 rm -f junk.c junk1.c junk2.c
2290 sed -e '/start of cpp stuff/q' \
2291 < Makefile.c > junk1.c
2292 sed -e '1,/start of cpp stuff/d'\
2293 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2294 < Makefile.c > junk.c
2295 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2296 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2297 cat junk1.c junk2.c > Makefile.new
2298 rm -f junk.c junk1.c junk2.c
2299 chmod 444 Makefile.new
2300 mv -f Makefile.new Makefile
2301 )
2303 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
2304 echo creating src/.gdbinit
2305 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
2306 fi
2308 # This is how we know whether to re-run configure in certain cases.
2309 touch src/config.stamp
2311 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPPFLAGS="$CPPFLAGS"])