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[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 Free Software Foundation, Inc.
7 dnl
8 dnl This file is part of GNU Emacs.
9 dnl
10 dnl GNU Emacs is free software; you can redistribute it and/or modify
11 dnl it under the terms of the GNU General Public License as published by
12 dnl the Free Software Foundation; either version 2, or (at your option)
13 dnl any later version.
14 dnl
15 dnl GNU Emacs is distributed in the hope that it will be useful,
16 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
17 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 dnl GNU General Public License for more details.
19 dnl
20 dnl You should have received a copy of the GNU General Public License
21 dnl along with GNU Emacs; see the file COPYING. If not, write to the
22 dnl Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 dnl Boston, MA 02111-1307, USA.
24
25 AC_PREREQ(2.8)dnl
26 AC_INIT(src/lisp.h)
27 AC_CONFIG_HEADER(src/config.h:src/config.in)
28
29 lispdir='${datadir}/emacs/${version}/lisp'
30 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
31 '${datadir}/emacs/site-lisp:${datadir}/emacs/${version}/leim'
32 lisppath='${locallisppath}:${lispdir}'
33 etcdir='${datadir}/emacs/${version}/etc'
34 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
35 docdir='${datadir}/emacs/${version}/etc'
36
37 AC_ARG_WITH(gcc,
38 [ --without-gcc don't use GCC to compile Emacs if GCC is found])
39 AC_ARG_WITH(pop,
40 [ --without-pop don't support POP mail retrieval with movemail],
41 [if test "$withval" = yes; then
42 AC_DEFINE(MAIL_USE_POP)
43 else :
44 fi],
45 AC_DEFINE(MAIL_USE_POP))
46 AC_ARG_WITH(kerberos,
47 [ --with-kerberos support Kerberos-authenticated POP],
48 [AC_DEFINE(KERBEROS)])
49 AC_ARG_WITH(kerberos5,
50 [ --with-kerberos5 support Kerberos version 5 authenticated POP],
51 [if test "${with_kerberos5+set}" = set; then
52 if test "${with_kerberos+set}" != set; then
53 with_kerberos=yes
54 AC_DEFINE(KERBEROS)
55 fi
56 fi
57 AC_DEFINE(KERBEROS5)])
58 AC_ARG_WITH(hesiod,
59 [ --with-hesiod support Hesiod to get the POP server host],
60 [AC_DEFINE(HESIOD)])
61 dnl This should be the last --with option, because --with-x is
62 dnl added later on when we find the path of X, and it's best to
63 dnl keep them together visually.
64 AC_ARG_WITH(x-toolkit,
65 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif/no)],
66 [ case "${withval}" in
67 y | ye | yes ) val=athena ;;
68 n | no ) val=no ;;
69 l | lu | luc | luci | lucid ) val=lucid ;;
70 a | at | ath | athe | athen | athena ) val=athena ;;
71 m | mo | mot | moti | motif ) val=motif ;;
72 dnl These don't currently work.
73 dnl o | op | ope | open | open- | open-l | open-lo \
74 dnl | open-loo | open-look ) val=open-look ;;
75 * )
76 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
77 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
78 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
79 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
80 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
81 ;;
82 esac
83 with_x_toolkit=$val
84 ])
85 AC_ARG_WITH(xpm,
86 [ --with-xpm use -lXpm for displaying XPM images])
87 AC_ARG_WITH(jpeg,
88 [ --with-jpeg use -ljpeg for displaying JPEG images])
89 AC_ARG_WITH(tiff,
90 [ --with-tiff use -ltiff for displaying TIFF images])
91 AC_ARG_WITH(gif,
92 [ --with-gif use -lungif for displaying GIF images])
93 AC_ARG_WITH(png,
94 [ --with-png use -lpng for displaying PNG images])
95 AC_ARG_WITH(toolkit-scroll-bars,
96 [ --without-toolkit-scroll-bars don't use Motif or Xaw3d scroll bars])
97
98 #### Make srcdir absolute, if it isn't already. It's important to
99 #### avoid running the path through pwd unnecessary, since pwd can
100 #### give you automounter prefixes, which can go away. We do all this
101 #### so Emacs can find its files when run uninstalled.
102 case "${srcdir}" in
103 /* ) ;;
104 . )
105 ## We may be able to use the $PWD environment variable to make this
106 ## absolute. But sometimes PWD is inaccurate.
107 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
108 unset CDPATH
109 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
110 then
111 srcdir="$PWD"
112 else
113 srcdir="`(cd ${srcdir}; pwd)`"
114 fi
115 ;;
116 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
117 esac
118
119 #### Check if the source directory already has a configured system in it.
120 if test `pwd` != `(cd ${srcdir} && pwd)` \
121 && test -f "${srcdir}/src/config.h" ; then
122 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
123 as a build directory right now; it has been configured in its own
124 right. To configure in another directory as well, you MUST
125 use GNU make. If you do not have GNU make, then you must
126 now do \`make distclean' in ${srcdir},
127 and then run $0 again.])
128
129 changequote(, )dnl
130 extrasub='/^VPATH[ ]*=/c\
131 changequote([, ])dnl
132 vpath %.c $(srcdir)\
133 vpath %.h $(srcdir)\
134 vpath %.y $(srcdir)\
135 vpath %.l $(srcdir)\
136 vpath %.s $(srcdir)\
137 vpath %.in $(srcdir)\
138 vpath %.texi $(srcdir)'
139 fi
140
141 #### Given the configuration name, set machfile and opsysfile to the
142 #### names of the m/*.h and s/*.h files we should use.
143
144 ### Canonicalize the configuration name.
145
146 AC_CANONICAL_HOST
147 canonical=$host
148 configuration=$host_alias
149
150 changequote(, )dnl
151
152 ### If you add support for a new configuration, add code to this
153 ### switch statement to recognize your configuration name and select
154 ### the appropriate operating system and machine description files.
155
156 ### You would hope that you could choose an m/*.h file pretty much
157 ### based on the machine portion of the configuration name, and an s-
158 ### file based on the operating system portion. However, it turns out
159 ### that each m/*.h file is pretty manufacturer-specific - for
160 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
161 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
162 ### machines. So we basically have to have a special case for each
163 ### configuration name.
164 ###
165 ### As far as handling version numbers on operating systems is
166 ### concerned, make sure things will fail in a fixable way. If
167 ### /etc/MACHINES doesn't say anything about version numbers, be
168 ### prepared to handle anything reasonably. If version numbers
169 ### matter, be sure /etc/MACHINES says something about it.
170 ###
171 ### Eric Raymond says we should accept strings like "sysvr4" to mean
172 ### "System V Release 4"; he writes, "The old convention encouraged
173 ### confusion between `system' and `release' levels'."
174
175 machine='' opsys='' unported=no
176 case "${canonical}" in
177
178 ## NetBSD ports
179 *-*-netbsd* )
180 opsys=netbsd
181 case "${canonical}" in
182 alpha*-*-netbsd*) machine=alpha ;;
183 i[3456]86-*-netbsd*) machine=intel386 ;;
184 m68k-*-netbsd*)
185 # This is somewhat bogus.
186 machine=hp9000s300 ;;
187 powerpc-apple-netbsd*) machine=macppc ;;
188 mips-*-netbsd*) machine=pmax ;;
189 mipsel-*-netbsd*) machine=pmax ;;
190 ns32k-*-netbsd*) machine=ns32000 ;;
191 sparc-*-netbsd*) machine=sparc ;;
192 vax-*-netbsd*) machine=vax ;;
193 arm-*-netbsd*) machine=arm ;;
194 esac
195 ;;
196
197 ## OpenBSD ports
198 *-*-openbsd* )
199 opsys=openbsd
200 case "${canonical}" in
201 alpha*-*-openbsd*) machine=alpha ;;
202 i386-*-openbsd*) machine=intel386 ;;
203 m68k-*-openbsd*) machine=hp9000s300 ;;
204 mipsel-*-openbsd*) machine=pmax ;;
205 ns32k-*-openbsd*) machine=ns32000 ;;
206 sparc-*-openbsd*) machine=sparc ;;
207 vax-*-openbsd*) machine=vax ;;
208 esac
209 ;;
210
211 ## Acorn RISCiX:
212 arm-acorn-riscix1.1* )
213 machine=acorn opsys=riscix1-1
214 ;;
215 arm-acorn-riscix1.2* | arm-acorn-riscix )
216 ## This name is riscix12 instead of riscix1.2
217 ## to avoid a file name conflict on MSDOS.
218 machine=acorn opsys=riscix12
219 ;;
220
221 ## BSDI ports
222 *-*-bsdi* )
223 opsys=bsdi
224 case "${canonical}" in
225 i[345]86-*-bsdi*) machine=intel386 ;;
226 sparc-*-bsdi*) machine=sparc ;;
227 powerpc-*-bsdi*) machine=powerpc ;;
228 esac
229 case "${canonical}" in
230 *-*-bsd386* | *-*-bsdi1* ) opsys=bsd386 ;;
231 *-*-bsdi2.0* ) opsys=bsdos2 ;;
232 *-*-bsdi2* ) opsys=bsdos2-1 ;;
233 *-*-bsdi3* ) opsys=bsdos3 ;;
234 *-*-bsdi4* ) opsys=bsdos4 ;;
235 esac
236 ;;
237
238 ## Alliant machines
239 ## Strictly speaking, we need the version of the alliant operating
240 ## system to choose the right machine file, but currently the
241 ## configuration name doesn't tell us enough to choose the right
242 ## one; we need to give alliants their own operating system name to
243 ## do this right. When someone cares, they can help us.
244 fx80-alliant-* )
245 machine=alliant4 opsys=bsd4-2
246 ;;
247 i860-alliant-* )
248 machine=alliant-2800 opsys=bsd4-3
249 ;;
250
251 ## Alpha (DEC) machines.
252 alpha*-dec-osf* )
253 machine=alpha opsys=osf1
254 # This is needed to find X11R6.1 libraries for certain tests.
255 NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
256 GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
257 case "${canonical}" in
258 # This is necessary on 5.0 to avoid mangling src/Makefile.
259 # Separated out in case it causes problems on earlier versions.
260 alpha*-dec-osf[5-9]*)
261 NON_GNU_CPP='cc -E -std0' ;;
262 esac
263 ;;
264
265 alpha*-*-linux-gnu* )
266 machine=alpha opsys=gnu-linux
267 ;;
268
269 arm*-*-linux-gnu* )
270 machine=arm opsys=gnu-linux
271 ;;
272
273 ppc-*-linux | \
274 powerpc-*-linux* )
275 machine=powerpc opsys=gnu-linux
276 ;;
277
278 ## Altos 3068
279 m68*-altos-sysv* )
280 machine=altos opsys=usg5-2
281 ;;
282
283 ## Amdahl UTS
284 580-amdahl-sysv* )
285 machine=amdahl opsys=usg5-2-2
286 ;;
287
288 ## Apollo, Domain/OS
289 m68*-apollo-* )
290 machine=apollo opsys=bsd4-3
291 ;;
292
293 ## AT&T 3b2, 3b5, 3b15, 3b20
294 we32k-att-sysv* )
295 machine=att3b opsys=usg5-2-2
296 ;;
297
298 ## AT&T 3b1 - The Mighty Unix PC!
299 m68*-att-sysv* )
300 machine=7300 opsys=usg5-2-2
301 ;;
302
303 ## Bull dpx20
304 rs6000-bull-bosx* )
305 machine=ibmrs6000 opsys=aix3-2
306 ;;
307
308 ## Bull dpx2
309 m68*-bull-sysv3* )
310 machine=dpx2 opsys=usg5-3
311 ;;
312
313 ## Bull sps7
314 m68*-bull-sysv2* )
315 machine=sps7 opsys=usg5-2
316 ;;
317
318 ## CCI 5/32, 6/32 -- see "Tahoe".
319
320 ## Celerity
321 ## I don't know what configuration name to use for this; config.sub
322 ## doesn't seem to know anything about it. Hey, Celerity users, get
323 ## in touch with us!
324 celerity-celerity-bsd* )
325 machine=celerity opsys=bsd4-2
326 ;;
327
328 ## Clipper
329 ## What operating systems does this chip run that Emacs has been
330 ## tested on?
331 clipper-* )
332 machine=clipper
333 ## We'll use the catch-all code at the bottom to guess the
334 ## operating system.
335 ;;
336
337 ## Convex
338 *-convex-bsd* | *-convex-convexos* )
339 machine=convex opsys=bsd4-3
340 ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
341 NON_GNU_CPP="cc -E -P"
342 ;;
343
344 ## Cubix QBx/386
345 i[3456]86-cubix-sysv* )
346 machine=intel386 opsys=usg5-3
347 ;;
348
349 ## Cydra 5
350 cydra*-cydrome-sysv* )
351 machine=cydra5 opsys=usg5-3
352 ;;
353
354 ## Data General AViiON Machines
355 ## DG changed naming conventions with the release of 5.4.4.10, they
356 ## dropped the initial 5.4 but left the intervening R. Because of the
357 ## R this shouldn't conflict with older versions of the OS (which I
358 ## think were named like dgux4.*). In addition, DG new AViiONs series
359 ## uses either Motorola M88k or Intel Pentium CPUs.
360 m88k-dg-dguxR4.* | m88k-dg-dgux4* )
361 machine=aviion opsys=dgux4
362 ;;
363 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
364 ## This name is dgux5-4-3 instead of dgux5-4r3
365 ## to avoid a file name conflict on MSDOS.
366 machine=aviion opsys=dgux5-4-3
367 ;;
368 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
369 machine=aviion opsys=dgux5-4r2
370 ;;
371 m88k-dg-dgux* )
372 machine=aviion opsys=dgux
373 ;;
374
375 ## Data General AViiON Intel (x86) Machines
376 ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
377 ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
378 i[345]86-dg-dguxR4* )
379 machine=aviion-intel opsys=dgux4
380 ;;
381
382 ## DECstations
383 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
384 machine=pmax opsys=bsd4-2
385 ;;
386 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
387 machine=pmax opsys=bsd4-3
388 ;;
389 mips-dec-ultrix* )
390 machine=pmax opsys=ultrix4-3
391 ;;
392 mips-dec-osf* )
393 machine=pmax opsys=osf1
394 ;;
395 mips-dec-mach_bsd4.3* )
396 machine=pmax opsys=mach-bsd4-3
397 ;;
398
399 ## Motorola Delta machines
400 m68k-motorola-sysv* | m68000-motorola-sysv* )
401 machine=delta opsys=usg5-3
402 if test -z "`type gnucc | grep 'not found'`"
403 then
404 if test -s /etc/167config
405 then CC="gnucc -m68040"
406 else CC="gnucc -m68881"
407 fi
408 else
409 if test -z "`type gcc | grep 'not found'`"
410 then CC=gcc
411 else CC=cc
412 fi
413 fi
414 ;;
415 m88k-motorola-sysv4* )
416 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
417 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
418 # I hope there are not other 4.0 versions for this machine
419 # which really need usg5-4 instead.
420 machine=delta88k opsys=usg5-4-2
421 ;;
422 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
423 machine=delta88k opsys=usg5-3
424 ;;
425
426 ## Dual machines
427 m68*-dual-sysv* )
428 machine=dual opsys=usg5-2
429 ;;
430 m68*-dual-uniplus* )
431 machine=dual opsys=unipl5-2
432 ;;
433
434 ## Elxsi 6400
435 elxsi-elxsi-sysv* )
436 machine=elxsi opsys=usg5-2
437 ;;
438
439 ## Encore machines
440 ns16k-encore-bsd* )
441 machine=ns16000 opsys=umax
442 ;;
443
444 ## The GEC 93 - apparently, this port isn't really finished yet.
445
446 ## Gould Power Node and NP1
447 pn-gould-bsd4.2* )
448 machine=gould opsys=bsd4-2
449 ;;
450 pn-gould-bsd4.3* )
451 machine=gould opsys=bsd4-3
452 ;;
453 np1-gould-bsd* )
454 machine=gould-np1 opsys=bsd4-3
455 ;;
456
457 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
458 ## as far as Emacs is concerned).
459 m88k-harris-cxux* )
460 # Build needs to be different on 7.0 and later releases
461 case "`uname -r`" in
462 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
463 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
464 esac
465 NON_GNU_CPP="/lib/cpp"
466 ;;
467 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
468 m68k-harris-cxux* )
469 machine=nh3000 opsys=cxux
470 ;;
471 ## Harris power pc NightHawk running Power UNIX (Series 6000)
472 powerpc-harris-powerunix )
473 machine=nh6000 opsys=powerunix
474 NON_GNU_CPP="cc -Xo -E -P"
475 ;;
476 ## SR2001/SR2201 running HI-UX/MPP
477 hppa1.1-hitachi-hiuxmpp* )
478 machine=sr2k opsys=hiuxmpp
479 ;;
480 ## Honeywell XPS100
481 xps*-honeywell-sysv* )
482 machine=xps100 opsys=usg5-2
483 ;;
484
485 ## HP 9000 series 200 or 300
486 m68*-hp-bsd* )
487 machine=hp9000s300 opsys=bsd4-3
488 ;;
489 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
490 m68*-hp-hpux* )
491 case "`uname -r`" in
492 ## Someone's system reports A.B8.05 for this.
493 ## I wonder what other possibilities there are.
494 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
495 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
496 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
497 *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
498 *) machine=hp9000s300 opsys=hpux ;;
499 esac
500 ;;
501
502 ## HP 9000 series 700 and 800, running HP/UX
503 hppa*-hp-hpux7* )
504 machine=hp800 opsys=hpux
505 ;;
506 hppa*-hp-hpux8* )
507 machine=hp800 opsys=hpux8
508 ;;
509 hppa*-hp-hpux9shr* )
510 machine=hp800 opsys=hpux9shr
511 ;;
512 hppa*-hp-hpux9* )
513 machine=hp800 opsys=hpux9
514 ;;
515 hppa*-hp-hpux1[0-9]* )
516 machine=hp800 opsys=hpux10
517 ;;
518
519 ## HP 9000 series 700 and 800, running HP/UX
520 hppa*-hp-hpux* )
521 ## Cross-compilation? Nah!
522 case "`uname -r`" in
523 ## Someone's system reports A.B8.05 for this.
524 ## I wonder what other possibilities there are.
525 *.B8.* ) machine=hp800 opsys=hpux8 ;;
526 *.08.* ) machine=hp800 opsys=hpux8 ;;
527 *.09.* ) machine=hp800 opsys=hpux9 ;;
528 *) machine=hp800 opsys=hpux10 ;;
529 esac
530 ;;
531 hppa*-*-nextstep* )
532 machine=hp800 opsys=nextstep
533 ;;
534
535 ## Orion machines
536 orion-orion-bsd* )
537 machine=orion opsys=bsd4-2
538 ;;
539 clipper-orion-bsd* )
540 machine=orion105 opsys=bsd4-2
541 ;;
542
543 ## IBM machines
544 i[3456]86-ibm-aix1.1* )
545 machine=ibmps2-aix opsys=usg5-2-2
546 ;;
547 i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
548 machine=ibmps2-aix opsys=usg5-3
549 ;;
550 i370-ibm-aix*)
551 machine=ibm370aix opsys=usg5-3
552 ;;
553 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
554 machine=ibmrs6000 opsys=aix3-1
555 ;;
556 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
557 machine=ibmrs6000 opsys=aix3-2-5
558 ;;
559 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
560 machine=ibmrs6000 opsys=aix4-1
561 ;;
562 rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2* )
563 machine=ibmrs6000 opsys=aix4-2
564 ;;
565 rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0* )
566 machine=ibmrs6000 opsys=aix4
567 ;;
568 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
569 machine=ibmrs6000 opsys=aix4-1
570 ;;
571 rs6000-ibm-aix* | powerpc-ibm-aix* )
572 machine=ibmrs6000 opsys=aix3-2
573 ;;
574 romp-ibm-bsd4.3* )
575 machine=ibmrt opsys=bsd4-3
576 ;;
577 romp-ibm-bsd4.2* )
578 machine=ibmrt opsys=bsd4-2
579 ;;
580 romp-ibm-aos4.3* )
581 machine=ibmrt opsys=bsd4-3
582 ;;
583 romp-ibm-aos4.2* )
584 machine=ibmrt opsys=bsd4-2
585 ;;
586 romp-ibm-aos* )
587 machine=ibmrt opsys=bsd4-3
588 ;;
589 romp-ibm-bsd* )
590 machine=ibmrt opsys=bsd4-3
591 ;;
592 romp-ibm-aix* )
593 machine=ibmrt-aix opsys=usg5-2-2
594 ;;
595
596 ## Integrated Solutions `Optimum V'
597 m68*-isi-bsd4.2* )
598 machine=isi-ov opsys=bsd4-2
599 ;;
600 m68*-isi-bsd4.3* )
601 machine=isi-ov opsys=bsd4-3
602 ;;
603
604 ## Intel 386 machines where we do care about the manufacturer
605 i[3456]86-intsys-sysv* )
606 machine=is386 opsys=usg5-2-2
607 ;;
608
609 ## Prime EXL
610 i[3456]86-prime-sysv* )
611 machine=i386 opsys=usg5-3
612 ;;
613
614 ## Sequent Symmetry running Dynix
615 i[3456]86-sequent-bsd* )
616 machine=symmetry opsys=bsd4-3
617 ;;
618
619 ## Sequent Symmetry running ptx 4, which is a modified SVR4.
620 i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
621 machine=sequent-ptx opsys=ptx4
622 NON_GNU_CPP=/lib/cpp
623 ;;
624
625 ## Sequent Symmetry running DYNIX/ptx
626 ## Use the old cpp rather than the newer ANSI one.
627 i[3456]86-sequent-ptx* )
628 machine=sequent-ptx opsys=ptx
629 NON_GNU_CPP="/lib/cpp"
630 ;;
631
632 ## ncr machine running svr4.3.
633 i[3456]86-ncr-sysv4.3 )
634 machine=ncr386 opsys=usg5-4-3
635 ;;
636
637 ## Unspecified sysv on an ncr machine defaults to svr4.2.
638 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
639 i[3456]86-ncr-sysv* )
640 machine=ncr386 opsys=usg5-4-2
641 ;;
642
643 ## Intel Paragon OSF/1
644 i860-intel-osf1* )
645 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
646 ;;
647
648 ## Intel 860
649 i860-*-sysv4* )
650 machine=i860 opsys=usg5-4
651 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
652 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
653 ;;
654
655 ## Masscomp machines
656 m68*-masscomp-rtu* )
657 machine=masscomp opsys=rtu
658 ;;
659
660 ## Megatest machines
661 m68*-megatest-bsd* )
662 machine=mega68 opsys=bsd4-2
663 ;;
664
665 ## Workstations sold by MIPS
666 ## This is not necessarily all workstations using the MIPS processor -
667 ## Irises are produced by SGI, and DECstations by DEC.
668
669 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
670 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
671 ## it gives for choosing between the alternatives seems to be "Use
672 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
673 ## the BSD world." I'll assume that these are instructions for
674 ## handling two odd situations, and that every other situation
675 ## should use mips.h and usg5-2-2, they being listed first.
676 mips-mips-usg* )
677 machine=mips4
678 ## Fall through to the general code at the bottom to decide on the OS.
679 ;;
680 mips-mips-riscos4* )
681 machine=mips4 opsys=bsd4-3
682 NON_GNU_CC="cc -systype bsd43"
683 NON_GNU_CPP="cc -systype bsd43 -E"
684 ;;
685 mips-mips-riscos5* )
686 machine=mips4 opsys=riscos5
687 NON_GNU_CC="cc -systype bsd43"
688 NON_GNU_CPP="cc -systype bsd43 -E"
689 ;;
690 mips-mips-bsd* )
691 machine=mips opsys=bsd4-3
692 ;;
693 mips-mips-* )
694 machine=mips opsys=usg5-2-2
695 ;;
696
697 ## NeXT
698 m68*-next-* | m68k-*-nextstep* )
699 machine=m68k opsys=nextstep
700 ;;
701
702 ## The complete machine from National Semiconductor
703 ns32k-ns-genix* )
704 machine=ns32000 opsys=usg5-2
705 ;;
706
707 ## NCR machines
708 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
709 machine=tower32 opsys=usg5-2-2
710 ;;
711 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
712 machine=tower32v3 opsys=usg5-3
713 ;;
714
715 ## NEC EWS4800
716 mips-nec-sysv4*)
717 machine=ews4800 opsys=ux4800
718 ;;
719
720 ## Nixdorf Targon 31
721 m68*-nixdorf-sysv* )
722 machine=targon31 opsys=usg5-2-2
723 ;;
724
725 ## Nu (TI or LMI)
726 m68*-nu-sysv* )
727 machine=nu opsys=usg5-2
728 ;;
729
730 ## Plexus
731 m68*-plexus-sysv* )
732 machine=plexus opsys=usg5-2
733 ;;
734
735 ## PowerPC reference platform
736 powerpcle-*-solaris2* )
737 machine=prep
738 opsys=sol2-5
739 ;;
740
741 ## Pyramid machines
742 ## I don't really have any idea what sort of processor the Pyramid has,
743 ## so I'm assuming it is its own architecture.
744 pyramid-pyramid-bsd* )
745 machine=pyramid opsys=bsd4-2
746 ;;
747
748 ## Sequent Balance
749 ns32k-sequent-bsd4.2* )
750 machine=sequent opsys=bsd4-2
751 ;;
752 ns32k-sequent-bsd4.3* )
753 machine=sequent opsys=bsd4-3
754 ;;
755
756 ## Siemens Nixdorf
757 mips-siemens-sysv* | mips-sni-sysv*)
758 machine=mips-siemens opsys=usg5-4
759 NON_GNU_CC=/usr/ccs/bin/cc
760 NON_GNU_CPP=/usr/ccs/lib/cpp
761 ;;
762
763 ## Silicon Graphics machines
764 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
765 m68*-sgi-iris3.5* )
766 machine=irist opsys=iris3-5
767 ;;
768 m68*-sgi-iris3.6* | m68*-sgi-iris*)
769 machine=irist opsys=iris3-6
770 ;;
771 ## Iris 4D
772 mips-sgi-irix3* )
773 machine=iris4d opsys=irix3-3
774 ;;
775 mips-sgi-irix4* )
776 machine=iris4d opsys=irix4-0
777 ;;
778 mips-sgi-irix6.5 )
779 machine=iris4d opsys=irix6-5
780 # Without defining _LANGUAGE_C, things get masked out in the headers
781 # so that, for instance, grepping for `free' in stdlib.h fails and
782 # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
783 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
784 NON_GCC_TEST_OPTIONS="-n32 -D_LANGUAGE_C"
785 ;;
786 mips-sgi-irix6* )
787 machine=iris4d opsys=irix6-0
788 # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
789 # but presumably it does no harm.
790 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
791 NON_GCC_TEST_OPTIONS=-32
792 ;;
793 mips-sgi-irix5.[01]* )
794 machine=iris4d opsys=irix5-0
795 ;;
796 mips-sgi-irix5* | mips-sgi-irix* )
797 machine=iris4d opsys=irix5-2
798 ;;
799
800 ## SONY machines
801 m68*-sony-bsd4.2* )
802 machine=news opsys=bsd4-2
803 ;;
804 m68*-sony-bsd4.3* )
805 machine=news opsys=bsd4-3
806 ;;
807 m68*-sony-newsos3* | m68*-sony-news3*)
808 machine=news opsys=bsd4-3
809 ;;
810 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
811 machine=news-risc opsys=bsd4-3
812 ;;
813 mips-sony-newsos6* )
814 machine=news-r6 opsys=newsos6
815 ;;
816 mips-sony-news* )
817 machine=news-risc opsys=newsos5
818 ;;
819
820 ## Stride
821 m68*-stride-sysv* )
822 machine=stride opsys=usg5-2
823 ;;
824
825 ## Suns
826 sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
827 machine=sparc opsys=gnu-linux
828 ;;
829
830 *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
831 | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
832 | rs6000-*-solaris2*)
833 case "${canonical}" in
834 m68*-sunos1* ) machine=sun1 ;;
835 m68*-sunos2* ) machine=sun2 ;;
836 m68* ) machine=sun3 ;;
837 i[3456]86-sun-sunos[34]* ) machine=sun386 ;;
838 i[3456]86-*-* ) machine=intel386 ;;
839 powerpcle* ) machine=powerpcle ;;
840 powerpc* | rs6000* ) machine=ibmrs6000 ;;
841 sparc* ) machine=sparc ;;
842 * ) unported=yes ;;
843 esac
844 case "${canonical}" in
845 ## The Sun386 didn't get past 4.0.
846 i[3456]86-*-sunos4 ) opsys=sunos4-0 ;;
847 *-sunos4.0* ) opsys=sunos4-0 ;;
848 *-sunos4.1.[3-9]*noshare )
849 ## This name is sunos413 instead of sunos4-1-3
850 ## to avoid a file name conflict on MSDOS.
851 opsys=sunos413
852 NON_GNU_CPP=/usr/lib/cpp
853 NON_GCC_TEST_OPTIONS=-Bstatic
854 GCC_TEST_OPTIONS=-static
855 ;;
856 *-sunos4.1.[3-9]* | *-sunos4shr*)
857 opsys=sunos4shr
858 NON_GNU_CPP=/usr/lib/cpp
859 ;;
860 *-sunos4* | *-sunos )
861 opsys=sunos4-1
862 NON_GCC_TEST_OPTIONS=-Bstatic
863 GCC_TEST_OPTIONS=-static
864 ;;
865 *-sunos5.3* | *-solaris2.3* )
866 opsys=sol2-3
867 NON_GNU_CPP=/usr/ccs/lib/cpp
868 ;;
869 *-sunos5.4* | *-solaris2.4* )
870 opsys=sol2-4
871 NON_GNU_CPP=/usr/ccs/lib/cpp
872 RANLIB="ar -ts"
873 ;;
874 *-sunos5.5* | *-solaris2.5* )
875 opsys=sol2-5
876 NON_GNU_CPP=/usr/ccs/lib/cpp
877 RANLIB="ar -ts"
878 ;;
879 *-sunos5* | *-solaris* )
880 opsys=sol2-5
881 NON_GNU_CPP=/usr/ccs/lib/cpp
882 ;;
883 * ) opsys=bsd4-2 ;;
884 esac
885 ## Watch out for a compiler that we know will not work.
886 case "${canonical}" in
887 *-solaris* | *-sunos5* )
888 if [ "x$CC" = x/usr/ucb/cc ]; then
889 ## /usr/ucb/cc doesn't work;
890 ## we should find some other compiler that does work.
891 unset CC
892 fi
893 ;;
894 *) ;;
895 esac
896 ;;
897 sparc-*-nextstep* )
898 machine=sparc opsys=nextstep
899 ;;
900
901 ## Tadpole 68k
902 m68*-tadpole-sysv* )
903 machine=tad68k opsys=usg5-3
904 ;;
905
906 ## Tahoe machines
907 tahoe-tahoe-bsd4.2* )
908 machine=tahoe opsys=bsd4-2
909 ;;
910 tahoe-tahoe-bsd4.3* )
911 machine=tahoe opsys=bsd4-3
912 ;;
913
914 ## Tandem Integrity S2
915 mips-tandem-sysv* )
916 machine=tandem-s2 opsys=usg5-3
917 ;;
918
919 ## Tektronix XD88
920 m88k-tektronix-sysv3* )
921 machine=tekxd88 opsys=usg5-3
922 ;;
923
924 ## Tektronix 16000 box (6130?)
925 ns16k-tektronix-bsd* )
926 machine=ns16000 opsys=bsd4-2
927 ;;
928 ## Tektronix 4300
929 ## src/m/tek4300.h hints that this is a m68k machine.
930 m68*-tektronix-bsd* )
931 machine=tek4300 opsys=bsd4-3
932 ;;
933
934 ## Titan P2 or P3
935 ## We seem to have lost the machine-description file titan.h!
936 titan-titan-sysv* )
937 machine=titan opsys=usg5-3
938 ;;
939
940 ## Ustation E30 (SS5E)
941 m68*-unisys-uniplus* )
942 machine=ustation opsystem=unipl5-2
943 ;;
944
945 ## Vaxen.
946 vax-dec-* )
947 machine=vax
948 case "${canonical}" in
949 *-bsd4.1* ) opsys=bsd4-1 ;;
950 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
951 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
952 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
953 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
954 *-vms* ) opsys=vms ;;
955 * ) unported=yes
956 esac
957 ;;
958
959 ## Whitechapel MG1
960 ns16k-whitechapel-* )
961 machine=mg1
962 ## We don't know what sort of OS runs on these; we'll let the
963 ## operating system guessing code below try.
964 ;;
965
966 ## Wicat
967 m68*-wicat-sysv* )
968 machine=wicat opsys=usg5-2
969 ;;
970
971 ## Intel 386 machines where we don't care about the manufacturer
972 i[3456]86-*-* )
973 machine=intel386
974 case "${canonical}" in
975 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
976 *-isc2.2* ) opsys=isc2-2 ;;
977 *-isc4.0* ) opsys=isc4-0 ;;
978 *-isc4.* ) opsys=isc4-1
979 GCC_TEST_OPTIONS=-posix
980 NON_GCC_TEST_OPTIONS=-Xp
981 ;;
982 *-isc* ) opsys=isc3-0 ;;
983 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
984 *-esix* ) opsys=esix ;;
985 *-xenix* ) opsys=xenix ;;
986 *-linux-gnu* ) opsys=gnu-linux ;;
987 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
988 *-sco3.2v5* ) opsys=sco5
989 NON_GNU_CPP=/lib/cpp
990 # Prevent -belf from being passed to $CPP.
991 # /lib/cpp does not accept it.
992 OVERRIDE_CPPFLAGS=" "
993 ;;
994 *-sysv4.2uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
995 *-386bsd* ) opsys=386bsd ;;
996 *-freebsd* ) opsys=freebsd ;;
997 *-nextstep* ) opsys=nextstep ;;
998 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
999 esac
1000 ;;
1001
1002 ## m68k Linux-based GNU system
1003 m68k-*-linux-gnu* )
1004 machine=m68k opsys=gnu-linux
1005 ;;
1006
1007 ## Mips Linux-based GNU system
1008 mips-*-linux-gnu* )
1009 machine=mips opsys=gnu-linux
1010 ;;
1011
1012 ## UXP/DS
1013 sparc-fujitsu-sysv4* )
1014 machine=sparc opsys=uxpds
1015 NON_GNU_CPP=/usr/ccs/lib/cpp
1016 RANLIB="ar -ts"
1017 ;;
1018
1019 ## UXP/V
1020 f301-fujitsu-uxpv4.1)
1021 machine=f301 opsys=uxpv
1022 ;;
1023
1024 * )
1025 unported=yes
1026 ;;
1027 esac
1028
1029 ### If the code above didn't choose an operating system, just choose
1030 ### an operating system based on the configuration name. You really
1031 ### only want to use this when you have no idea what the right
1032 ### operating system is; if you know what operating systems a machine
1033 ### runs, it's cleaner to make it explicit in the case statement
1034 ### above.
1035 if test x"${opsys}" = x; then
1036 case "${canonical}" in
1037 *-gnu* ) opsys=gnu ;;
1038 *-bsd4.[01] ) opsys=bsd4-1 ;;
1039 *-bsd4.2 ) opsys=bsd4-2 ;;
1040 *-bsd4.3 ) opsys=bsd4-3 ;;
1041 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
1042 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
1043 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
1044 *-sysv3* | *-sysvr3* ) opsys=usg5-3 ;;
1045 *-sysv4.2uw* ) opsys=unixware ;;
1046 *-sysv4.1* | *-sysvr4.1* )
1047 NON_GNU_CPP=/usr/lib/cpp
1048 opsys=usg5-4 ;;
1049 *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1050 if [ x$NON_GNU_CPP = x ]; then
1051 if [ -f /usr/ccs/lib/cpp ]; then
1052 NON_GNU_CPP=/usr/ccs/lib/cpp
1053 else
1054 NON_GNU_CPP=/lib/cpp
1055 fi
1056 fi
1057 opsys=usg5-4-2 ;;
1058 *-sysv4* | *-sysvr4* ) opsys=usg5-4 ;;
1059 * )
1060 unported=yes
1061 ;;
1062 esac
1063 fi
1064
1065 if test "x$RANLIB" = x; then
1066 RANLIB=ranlib
1067 fi
1068
1069 changequote([, ])dnl
1070
1071 if test $unported = yes; then
1072 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1073 Check \`etc/MACHINES' for recognized configuration names.])
1074 fi
1075
1076 machfile="m/${machine}.h"
1077 opsysfile="s/${opsys}.h"
1078
1079
1080 #### Choose a compiler.
1081 test -n "$CC" && cc_specified=yes
1082
1083 # Save the value of CFLAGS that the user specified.
1084 SPECIFIED_CFLAGS="$CFLAGS"
1085
1086 case ${with_gcc} in
1087 "yes" ) CC="gcc" GCC=yes ;;
1088 "no" ) : ${CC=cc} ;;
1089 * ) AC_PROG_CC
1090 esac
1091
1092 # On Suns, sometimes $CPP names a directory.
1093 if test -n "$CPP" && test -d "$CPP"; then
1094 CPP=
1095 fi
1096
1097 #### Some systems specify a CPP to use unless we are using GCC.
1098 #### Now that we know whether we are using GCC, we can decide whether
1099 #### to use that one.
1100 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1101 then
1102 CPP="$NON_GNU_CPP"
1103 fi
1104
1105 #### Some systems specify a CC to use unless we are using GCC.
1106 #### Now that we know whether we are using GCC, we can decide whether
1107 #### to use that one.
1108 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1109 test x$cc_specified != xyes
1110 then
1111 CC="$NON_GNU_CC"
1112 fi
1113
1114 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1115 then
1116 CC="$CC $GCC_TEST_OPTIONS"
1117 fi
1118
1119 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1120 then
1121 CC="$CC $NON_GCC_TEST_OPTIONS"
1122 fi
1123
1124 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1125 then
1126 ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1127 fi
1128
1129 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1130 then
1131 ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1132 fi
1133
1134 #### Some other nice autoconf tests. If you add a test here which
1135 #### should make an entry in src/config.h, don't forget to add an
1136 #### #undef clause to src/config.h.in for autoconf to modify.
1137
1138 dnl checks for programs
1139 AC_PROG_LN_S
1140 AC_PROG_CPP
1141 AC_PROG_INSTALL
1142 AC_PROG_YACC
1143
1144 dnl checks for Unix variants
1145 AC_AIX
1146
1147 # Sound support for GNU/Linux and the free BSDs.
1148 AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h)
1149
1150 dnl checks for header files
1151 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1152 linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1153 termcap.h stdio_ext.h)
1154 AC_HEADER_STDC
1155 AC_HEADER_TIME
1156 AC_DECL_SYS_SIGLIST
1157
1158 dnl Some systems have utime.h but don't declare the struct anyplace.
1159 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1160 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1161 #include <sys/time.h>
1162 #include <time.h>
1163 #else
1164 #ifdef HAVE_SYS_TIME_H
1165 #include <sys/time.h>
1166 #else
1167 #include <time.h>
1168 #endif
1169 #endif
1170 #ifdef HAVE_UTIME_H
1171 #include <utime.h>
1172 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1173 emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1174 if test $emacs_cv_struct_utimbuf = yes; then
1175 AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1176 fi
1177
1178 dnl checks for typedefs
1179 AC_TYPE_SIGNAL
1180
1181 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1182 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1183 #include <sys/time.h>
1184 #include <time.h>
1185 #else
1186 #ifdef HAVE_SYS_TIME_H
1187 #include <sys/time.h>
1188 #else
1189 #include <time.h>
1190 #endif
1191 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1192 emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1193 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1194 if test $emacs_cv_struct_timeval = yes; then
1195 AC_DEFINE(HAVE_TIMEVAL)
1196 fi
1197
1198 dnl checks for structure members
1199 AC_STRUCT_TM
1200 AC_STRUCT_TIMEZONE
1201 AC_CACHE_CHECK(for tm_gmtoff in struct tm, emacs_cv_tm_gmtoff,
1202 AC_TRY_LINK([#include <time.h>], [struct tm t; t.tm_gmtoff = 0],
1203 emacs_cv_tm_gmtoff=yes,
1204 emacs_cv_tm_gmtoff=no))
1205 if test $emacs_cv_tm_gmtoff = yes; then
1206 AC_DEFINE(HAVE_TM_GMTOFF)
1207 fi
1208
1209 dnl checks for compiler characteristics
1210 AC_C_CONST
1211
1212 dnl check for Make feature
1213 AC_PROG_MAKE_SET
1214
1215 dnl checks for operating system services
1216 AC_SYS_LONG_FILE_NAMES
1217
1218 #### Choose a window system.
1219
1220 AC_PATH_X
1221 if test "$no_x" = yes; then
1222 window_system=none
1223 else
1224 window_system=x11
1225 fi
1226
1227 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1228 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1229 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1230 x_default_search_path=""
1231 for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1232 x_search_path="${x_library}/X11/%L/%T/%N%C%S:\
1233 ${x_library}/X11/%L/%T/%N%C%S:${x_libary}/X11/%l/%T/%N%C%S:\
1234 ${x_library}/X11/%T/%N%C%S:${x_library}/X11/%L/%T/%N%S:\
1235 ${x_library}/X11/%l/%T/%N%S:${x_library}/X11/%T/%N%S"
1236 if test x"${x_default_search_path}" = x; then
1237 x_default_search_path=${x_search_path}
1238 else
1239 x_default_search_path="${x_search_path}:${x_default_search_path}"
1240 fi
1241 done
1242 fi
1243 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1244 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1245 fi
1246
1247 if test x"${x_includes}" = x; then
1248 bitmapdir=/usr/include/X11/bitmaps
1249 else
1250 # accumulate include directories that have X11 bitmap subdirectories
1251 bmd_acc="dummyval"
1252 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1253 if test -d "${bmd}/X11/bitmaps"; then
1254 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1255 fi
1256 if test -d "${bmd}/bitmaps"; then
1257 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1258 fi
1259 done
1260 if test ${bmd_acc} != "dummyval"; then
1261 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1262 fi
1263 fi
1264
1265 case "${window_system}" in
1266 x11 )
1267 HAVE_X_WINDOWS=yes
1268 HAVE_X11=yes
1269 case "${with_x_toolkit}" in
1270 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1271 motif ) USE_X_TOOLKIT=MOTIF ;;
1272 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1273 no ) USE_X_TOOLKIT=none ;;
1274 dnl If user did not say whether to use a toolkit,
1275 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1276 * ) USE_X_TOOLKIT=maybe ;;
1277 esac
1278 ;;
1279 none )
1280 HAVE_X_WINDOWS=no
1281 HAVE_X11=no
1282 USE_X_TOOLKIT=none
1283 ;;
1284 esac
1285
1286 ### If we're using X11, we should use the X menu package.
1287 HAVE_MENUS=no
1288 case ${HAVE_X11} in
1289 yes ) HAVE_MENUS=yes ;;
1290 esac
1291
1292 if test "${opsys}" = "hpux9"; then
1293 case "${x_libraries}" in
1294 *X11R4* )
1295 opsysfile="s/hpux9-x11r4.h"
1296 ;;
1297 esac
1298 fi
1299
1300 if test "${opsys}" = "hpux9shr"; then
1301 case "${x_libraries}" in
1302 *X11R4* )
1303 opsysfile="s/hpux9shxr4.h"
1304 ;;
1305 esac
1306 fi
1307
1308 #### Extract some information from the operating system and machine files.
1309
1310 AC_CHECKING([the machine- and system-dependent files to find out
1311 - which libraries the lib-src programs will want, and
1312 - whether the GNU malloc routines are usable])
1313
1314 ### First figure out CFLAGS (which we use for running the compiler here)
1315 ### and REAL_CFLAGS (which we use for real compilation).
1316 ### The two are the same except on a few systems, where they are made
1317 ### different to work around various lossages. For example,
1318 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1319 ### as implying static linking.
1320
1321 ### If the CFLAGS env var is specified, we use that value
1322 ### instead of the default.
1323
1324 ### It's not important that this name contain the PID; you can't run
1325 ### two configures in the same directory and have anything work
1326 ### anyway.
1327 tempcname="conftest.c"
1328
1329 echo '
1330 #include "'${srcdir}'/src/'${opsysfile}'"
1331 #include "'${srcdir}'/src/'${machfile}'"
1332 #ifndef LIBS_MACHINE
1333 #define LIBS_MACHINE
1334 #endif
1335 #ifndef LIBS_SYSTEM
1336 #define LIBS_SYSTEM
1337 #endif
1338 #ifndef C_SWITCH_SYSTEM
1339 #define C_SWITCH_SYSTEM
1340 #endif
1341 #ifndef C_SWITCH_MACHINE
1342 #define C_SWITCH_MACHINE
1343 #endif
1344 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1345 configure___ c_switch_system=C_SWITCH_SYSTEM
1346 configure___ c_switch_machine=C_SWITCH_MACHINE
1347
1348 #ifndef LIB_X11_LIB
1349 #define LIB_X11_LIB -lX11
1350 #endif
1351
1352 #ifndef LIBX11_MACHINE
1353 #define LIBX11_MACHINE
1354 #endif
1355
1356 #ifndef LIBX11_SYSTEM
1357 #define LIBX11_SYSTEM
1358 #endif
1359 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1360
1361 #ifdef UNEXEC
1362 configure___ unexec=UNEXEC
1363 #else
1364 configure___ unexec=unexec.o
1365 #endif
1366
1367 #ifdef SYSTEM_MALLOC
1368 configure___ system_malloc=yes
1369 #else
1370 configure___ system_malloc=no
1371 #endif
1372
1373 #ifndef C_DEBUG_SWITCH
1374 #define C_DEBUG_SWITCH -g
1375 #endif
1376
1377 #ifndef C_OPTIMIZE_SWITCH
1378 #ifdef __GNUC__
1379 #define C_OPTIMIZE_SWITCH -O2
1380 #else
1381 #define C_OPTIMIZE_SWITCH -O
1382 #endif
1383 #endif
1384
1385 #ifndef LD_SWITCH_MACHINE
1386 #define LD_SWITCH_MACHINE
1387 #endif
1388
1389 #ifndef LD_SWITCH_SYSTEM
1390 #define LD_SWITCH_SYSTEM
1391 #endif
1392
1393 #ifndef LD_SWITCH_X_SITE_AUX
1394 #define LD_SWITCH_X_SITE_AUX
1395 #endif
1396
1397 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1398 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1399
1400 #ifdef THIS_IS_CONFIGURE
1401
1402 /* Get the CFLAGS for tests in configure. */
1403 #ifdef __GNUC__
1404 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1405 #else
1406 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1407 #endif
1408
1409 #else /* not THIS_IS_CONFIGURE */
1410
1411 /* Get the CFLAGS for real compilation. */
1412 #ifdef __GNUC__
1413 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1414 #else
1415 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1416 #endif
1417
1418 #endif /* not THIS_IS_CONFIGURE */
1419 ' > ${tempcname}
1420
1421 # The value of CPP is a quoted variable reference, so we need to do this
1422 # to get its actual value...
1423 CPP=`eval "echo $CPP"`
1424 changequote(, )dnl
1425 eval `${CPP} -Isrc ${tempcname} \
1426 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1427 if test "x$SPECIFIED_CFLAGS" = x; then
1428 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1429 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1430 else
1431 REAL_CFLAGS="$CFLAGS"
1432 fi
1433 changequote([, ])dnl
1434 rm ${tempcname}
1435
1436 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1437
1438 ### Compute the unexec source name from the object name.
1439 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1440
1441 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1442 # Assume not, until told otherwise.
1443 GNU_MALLOC=yes
1444 doug_lea_malloc=yes
1445 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1446 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1447 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1448 emacs_cv_var___after_morecore_hook,
1449 AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1450 emacs_cv_var___after_morecore_hook=yes,
1451 emacs_cv_var___after_morecore_hook=no))
1452 if test $emacs_cv_var___after_morecore_hook = no; then
1453 doug_lea_malloc=no
1454 fi
1455 if test "${system_malloc}" = "yes"; then
1456 GNU_MALLOC=no
1457 GNU_MALLOC_reason="
1458 (The GNU allocators don't work with this system configuration.)"
1459 fi
1460 if test "$doug_lea_malloc" = "yes" ; then
1461 if test "$GNU_MALLOC" = yes ; then
1462 GNU_MALLOC_reason="
1463 (Using Doug Lea's new malloc from the GNU C Library.)"
1464 fi
1465 AC_DEFINE(DOUG_LEA_MALLOC)
1466 fi
1467
1468 if test x"${REL_ALLOC}" = x; then
1469 REL_ALLOC=${GNU_MALLOC}
1470 fi
1471
1472 #### Add the libraries to LIBS and check for some functions.
1473
1474 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1475 CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1476 else
1477 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1478 fi
1479
1480 LIBS="$libsrc_libs $LIBS"
1481
1482 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1483 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1484 AC_CHECK_LIB(dnet, dnet_ntoa)
1485 dnl This causes -lresolv to get used in subsequent tests,
1486 dnl which causes failures on some systems such as HPUX 9.
1487 dnl AC_CHECK_LIB(resolv, gethostbyname)
1488
1489 dnl FIXME replace main with a function we actually want from this library.
1490 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1491
1492 AC_CHECK_LIB(pthreads, cma_open)
1493
1494 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1495 if test -d /usr/X386/include; then
1496 HAVE_XFREE386=yes
1497 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1498 else
1499 HAVE_XFREE386=no
1500 fi
1501 AC_MSG_RESULT($HAVE_XFREE386)
1502
1503 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1504 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1505
1506 if test "${HAVE_X11}" = "yes"; then
1507 DEFS="$C_SWITCH_X_SITE $DEFS"
1508 LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1509 LIBS="$LIBX $LIBS"
1510 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1511
1512 # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1513 # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1514 # but it's more convenient here to set LD_RUN_PATH
1515 # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1516 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1517 LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1518 export LD_RUN_PATH
1519 fi
1520
1521 if test "${opsys}" = "gnu-linux"; then
1522 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1523 AC_TRY_LINK([],
1524 [XOpenDisplay ("foo");],
1525 [xlinux_first_failure=no],
1526 [xlinux_first_failure=yes])
1527 if test "${xlinux_first_failure}" = "yes"; then
1528 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1529 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1530 OLD_CPPFLAGS="$CPPFLAGS"
1531 OLD_LIBS="$LIBS"
1532 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1533 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1534 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1535 LIBS="$LIBS -b i486-linuxaout"
1536 AC_TRY_LINK([],
1537 [XOpenDisplay ("foo");],
1538 [xlinux_second_failure=no],
1539 [xlinux_second_failure=yes])
1540 if test "${xlinux_second_failure}" = "yes"; then
1541 # If we get the same failure with -b, there is no use adding -b.
1542 # So take it out. This plays safe.
1543 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1544 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1545 CPPFLAGS="$OLD_CPPFLAGS"
1546 LIBS="$OLD_LIBS"
1547 AC_MSG_RESULT(no)
1548 else
1549 AC_MSG_RESULT(yes)
1550 fi
1551 else
1552 AC_MSG_RESULT(no)
1553 fi
1554 fi
1555
1556 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1557 XScreenNumberOfScreen XSetWMProtocols)
1558 fi
1559
1560 if test "${window_system}" = "x11"; then
1561 AC_MSG_CHECKING(X11 version 6)
1562 AC_CACHE_VAL(emacs_cv_x11_version_6,
1563 AC_TRY_LINK([#include <X11/Xlib.h>],
1564 [#if XlibSpecificationRelease < 6
1565 fail;
1566 #endif
1567 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no))
1568 if test $emacs_cv_x11_version_6 = yes; then
1569 AC_MSG_RESULT(6 or newer)
1570 AC_DEFINE(HAVE_X11R6)
1571 else
1572 AC_MSG_RESULT(before 6)
1573 fi
1574 fi
1575
1576 if test "${window_system}" = "x11"; then
1577 AC_MSG_CHECKING(X11 version 5)
1578 AC_CACHE_VAL(emacs_cv_x11_version_5,
1579 AC_TRY_LINK([#include <X11/Xlib.h>],
1580 [#if XlibSpecificationRelease < 5
1581 fail;
1582 #endif
1583 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no))
1584 if test $emacs_cv_x11_version_5 = yes; then
1585 AC_MSG_RESULT(5 or newer)
1586 HAVE_X11R5=yes
1587 AC_DEFINE(HAVE_X11R5)
1588 else
1589 HAVE_X11R5=no
1590 AC_MSG_RESULT(before 5)
1591 fi
1592 fi
1593
1594 dnl Do not put whitespace before the #include statements below.
1595 dnl Older compilers (eg sunos4 cc) choke on it.
1596 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1597 if test x"${HAVE_X11R5}" = xyes; then
1598 AC_MSG_CHECKING(X11 version 5 with Xaw)
1599 AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1600 AC_TRY_LINK([
1601 #include <X11/Intrinsic.h>
1602 #include <X11/Xaw/Simple.h>],
1603 [],
1604 emacs_cv_x11_version_5_with_xaw=yes,
1605 emacs_cv_x11_version_5_with_xaw=no))
1606 if test $emacs_cv_x11_version_5_with_xaw = yes; then
1607 AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1608 USE_X_TOOLKIT=LUCID
1609 else
1610 AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1611 USE_X_TOOLKIT=none
1612 fi
1613 else
1614 USE_X_TOOLKIT=none
1615 fi
1616 fi
1617
1618 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1619
1620 if test "${USE_X_TOOLKIT}" != "none"; then
1621 AC_MSG_CHECKING(X11 toolkit version)
1622 AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1623 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1624 [#if XtSpecificationRelease < 6
1625 fail;
1626 #endif
1627 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no))
1628 HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1629 if test $emacs_cv_x11_toolkit_version_6 = yes; then
1630 AC_MSG_RESULT(6 or newer)
1631 AC_DEFINE(HAVE_X11XTR6)
1632 else
1633 AC_MSG_RESULT(before 6)
1634 fi
1635
1636 dnl If using toolkit, check whether libXmu.a exists.
1637 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1638 OLDLIBS="$LIBS"
1639 if test x$HAVE_X11XTR6 = xyes; then
1640 LIBS="-lXt -lSM -lICE $LIBS"
1641 else
1642 LIBS="-lXt $LIBS"
1643 fi
1644 AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1645 LIBS="$OLDLIBS"
1646 fi
1647
1648 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1649 AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1650 AC_TRY_COMPILE([#include <Xm/Xm.h>],
1651 [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1652 int x = 5;
1653 #else
1654 Motif version prior to 2.1.
1655 #endif],
1656 emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no))
1657 HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1658 if test $emacs_cv_motif_version_2_1 = yes; then
1659 AC_DEFINE(HAVE_MOTIF_2_1)
1660 AC_CHECK_LIB(Xp, XpCreateContext)
1661 fi
1662 fi
1663
1664 ### Is -lXaw3d available?
1665 HAVE_XAW3D=no
1666 if test "${HAVE_X11}" = "yes"; then
1667 if test "${USE_X_TOOLKIT}" != "none"; then
1668 old_c_flags="${CFLAGS}"
1669 CFLAGS="${LD_SWITCH_X_SITE}"
1670 AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
1671 AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes, , -lX11))
1672 CFLAGS="${old_c_flags}"
1673
1674 if test "${HAVE_XAW3D}" = "yes"; then
1675 AC_DEFINE(HAVE_XAW3D)
1676 fi
1677 fi
1678 fi
1679
1680 dnl Use toolkit scroll bars if configured for X toolkit and either
1681 dnl using Motif or Xaw3d is available, and unless
1682 dnl --with-toolkit-scroll-bars=no was specified.
1683
1684 USE_TOOLKIT_SCROLL_BARS=no
1685 if test "${with_toolkit_scroll_bars}" != "no"; then
1686 if test "${USE_X_TOOLKIT}" != "none"; then
1687 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1688 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1689 HAVE_XAW3D=no
1690 USE_TOOLKIT_SCROLL_BARS=yes
1691 elif test "${HAVE_XAW3D}" = "yes"; then
1692 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1693 USE_TOOLKIT_SCROLL_BARS=yes
1694 fi
1695 fi
1696 fi
1697
1698 ### Use -lXpm if available, unless `--with-xpm=no'.
1699 HAVE_XPM=no
1700 if test "${HAVE_X11}" = "yes"; then
1701 if test "${with_xpm}" != "no"; then
1702 old_c_flags="${CFLAGS}"
1703 CFLAGS="${LD_SWITCH_X_SITE}"
1704 AC_CHECK_HEADER(X11/xpm.h,
1705 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
1706 CFLAGS="${old_c_flags}"
1707 fi
1708
1709 if test "${HAVE_XPM}" = "yes"; then
1710 AC_DEFINE(HAVE_XPM)
1711 fi
1712 fi
1713
1714 ### Use -ljpeg if available, unless `--with-jpeg=no'.
1715 HAVE_JPEG=no
1716 if test "${HAVE_X11}" = "yes"; then
1717 if test "${with_jpeg}" != "no"; then
1718 old_c_flags="${CFLAGS}"
1719 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1720 dnl Checking for jpeglib.h can lose becsue of a redefinition of
1721 dnl HAVE_STDLIB_H.
1722 AC_CHECK_HEADER(jerror.h,
1723 AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes, , -lX11))
1724 CFLAGS="${old_c_flags}"
1725 fi
1726
1727 if test "${HAVE_JPEG}" = "yes"; then
1728 AC_DEFINE(HAVE_JPEG)
1729 fi
1730 fi
1731
1732 ### Use -lpng if available, unless `--with-png=no'.
1733 HAVE_PNG=no
1734 if test "${HAVE_X11}" = "yes"; then
1735 if test "${with_png}" != "no"; then
1736 old_c_flags="${CFLAGS}"
1737 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1738 AC_CHECK_HEADER(png.h,
1739 AC_CHECK_LIB(png, png_set_expand, HAVE_PNG=yes, , -lX11 -lz -lm))
1740 CFLAGS="${old_c_flags}"
1741 fi
1742
1743 if test "${HAVE_PNG}" = "yes"; then
1744 AC_DEFINE(HAVE_PNG)
1745 fi
1746 fi
1747
1748 ### Use -ltiff if available, unless `--with-tiff=no'.
1749 HAVE_TIFF=no
1750 if test "${HAVE_X11}" = "yes"; then
1751 if test "${with_tiff}" != "no"; then
1752 old_c_flags="${CFLAGS}"
1753 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1754 AC_CHECK_HEADER(tiffio.h,
1755 tifflibs="-lX11 -lz -lm"
1756 # At least one tiff package requires the jpeg library.
1757 if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
1758 AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
1759 CFLAGS="${old_c_flags}"
1760 fi
1761
1762 if test "${HAVE_TIFF}" = "yes"; then
1763 AC_DEFINE(HAVE_TIFF)
1764 fi
1765 fi
1766
1767 ### Use -lgif if available, unless `--with-gif=no'.
1768 HAVE_GIF=no
1769 if test "${HAVE_X11}" = "yes"; then
1770 if test "${with_gif}" != "no"; then
1771 old_c_flags="${CFLAGS}"
1772 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1773 AC_CHECK_HEADER(gif_lib.h,
1774 AC_CHECK_LIB(ungif, DGifOpen, HAVE_GIF=yes, , -lX11))
1775 CFLAGS="${old_c_flags}"
1776 fi
1777
1778 if test "${HAVE_GIF}" = "yes"; then
1779 AC_DEFINE(HAVE_GIF)
1780 fi
1781 fi
1782
1783 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1784 AC_CACHE_CHECK(whether netdb declares h_errno,
1785 emacs_cv_netdb_declares_h_errno,
1786 AC_TRY_LINK([#include <netdb.h>],
1787 [return h_errno;],
1788 emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no))
1789 if test $emacs_cv_netdb_declares_h_errno = yes; then
1790 AC_DEFINE(HAVE_H_ERRNO)
1791 fi
1792
1793 AC_FUNC_ALLOCA
1794
1795 # fmod, logb, and frexp are found in -lm on most systems.
1796 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1797 AC_CHECK_LIB(m, sqrt)
1798
1799 # Check for mail-locking functions in a "mail" library
1800 AC_CHECK_LIB(mail, maillock)
1801 dnl Debian, at least:
1802 dnl AC_CHECK_LIB(lockfile, maillock, [AC_DEFINE(HAVE_LIBMAIL)])
1803 AC_CHECK_LIB(lockfile, maillock)
1804 # If we have the shared liblockfile, assume we must use it for mail
1805 # locking (e.g. Debian). If we couldn't link against liblockfile
1806 # (no liblockfile.a installed), ensure that we don't need to.
1807 if test "$ac_cv_lib_lockfile_maillock" = no; then
1808 dnl This works for files generally, not just executables.
1809 dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf?
1810 AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
1811 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
1812 if test $ac_cv_prog_liblockfile = yes; then
1813 AC_MSG_ERROR([Shared liblockfile found but can't link against it.
1814 This probably means that movemail could lose mail.
1815 There may be a \`development' package to install containing liblockfile.])
1816 else AC_DEFINE(LIBMAIL, -llockfile)
1817 fi
1818 else :
1819 fi
1820 AC_CHECK_FUNCS(touchlock)
1821 AC_CHECK_HEADERS(maillock.h)
1822
1823 AC_CHECK_FUNCS(gettimeofday gethostname getdomainname dup2 \
1824 rename closedir mkdir rmdir sysinfo \
1825 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1826 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1827 utimes setrlimit setpgid getcwd shutdown strftime getaddrinfo \
1828 __fpending ftello getloadavg mblen mbrlen strsignal setitimer ualarm)
1829
1830 # Check this now, so that we will NOT find the above functions in ncurses.
1831 # That is because we have not set up to link ncurses in lib-src.
1832 # It's better to believe a function is not available
1833 # than to expect to find it in ncurses.
1834 AC_CHECK_LIB(ncurses, tparm)
1835
1836 # These tell us which Kerberos-related libraries to use.
1837 if test "${with_kerberos+set}" = set; then
1838 AC_CHECK_LIB(com_err, com_err)
1839 AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
1840 AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
1841 AC_CHECK_LIB(krb5, krb5_init_context)
1842 if test "${with_kerberos5+set}" != set; then
1843 AC_CHECK_LIB(des425, des_cbc_encrypt,,
1844 AC_CHECK_LIB(des, des_cbc_encrypt))
1845 AC_CHECK_LIB(krb4, krb_get_cred,,
1846 AC_CHECK_LIB(krb, krb_get_cred))
1847 fi
1848
1849 if test "${with_kerberos5+set}" = set; then
1850 AC_CHECK_HEADERS(krb5.h)
1851 else
1852 AC_CHECK_HEADERS(des.h,,
1853 AC_CHECK_HEADERS(kerberosIV/des.h,,
1854 AC_CHECK_HEADERS(kerberos/des.h)))
1855 AC_CHECK_HEADERS(krb.h,,
1856 AC_CHECK_HEADERS(kerberosIV/krb.h,,
1857 AC_CHECK_HEADERS(kerberos/krb.h)))
1858 fi
1859 AC_CHECK_HEADERS(com_err.h)
1860 fi
1861
1862 # Solaris requires -lintl if you want strerror (which calls dgettext)
1863 # to return localized messages.
1864 AC_CHECK_LIB(intl, dgettext)
1865
1866 AC_MSG_CHECKING(whether localtime caches TZ)
1867 AC_CACHE_VAL(emacs_cv_localtime_cache,
1868 [if test x$ac_cv_func_tzset = xyes; then
1869 AC_TRY_RUN([#include <time.h>
1870 extern char **environ;
1871 unset_TZ ()
1872 {
1873 char **from, **to;
1874 for (to = from = environ; (*to = *from); from++)
1875 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1876 to++;
1877 }
1878 char TZ_GMT0[] = "TZ=GMT0";
1879 char TZ_PST8[] = "TZ=PST8";
1880 main()
1881 {
1882 time_t now = time ((time_t *) 0);
1883 int hour_GMT0, hour_unset;
1884 if (putenv (TZ_GMT0) != 0)
1885 exit (1);
1886 hour_GMT0 = localtime (&now)->tm_hour;
1887 unset_TZ ();
1888 hour_unset = localtime (&now)->tm_hour;
1889 if (putenv (TZ_PST8) != 0)
1890 exit (1);
1891 if (localtime (&now)->tm_hour == hour_GMT0)
1892 exit (1);
1893 unset_TZ ();
1894 if (localtime (&now)->tm_hour != hour_unset)
1895 exit (1);
1896 exit (0);
1897 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1898 [# If we have tzset, assume the worst when cross-compiling.
1899 emacs_cv_localtime_cache=yes])
1900 else
1901 # If we lack tzset, report that localtime does not cache TZ,
1902 # since we can't invalidate the cache if we don't have tzset.
1903 emacs_cv_localtime_cache=no
1904 fi])dnl
1905 AC_MSG_RESULT($emacs_cv_localtime_cache)
1906 if test $emacs_cv_localtime_cache = yes; then
1907 AC_DEFINE(LOCALTIME_CACHE)
1908 fi
1909
1910 if test "x$HAVE_TIMEVAL" = xyes; then
1911 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
1912 emacs_cv_gettimeofday_two_arguments,
1913 AC_TRY_LINK([
1914 #ifdef TIME_WITH_SYS_TIME
1915 #include <sys/time.h>
1916 #include <time.h>
1917 #else
1918 #ifdef HAVE_SYS_TIME_H
1919 #include <sys/time.h>
1920 #else
1921 #include <time.h>
1922 #endif
1923 #endif
1924 ],
1925 [
1926 struct timeval time;
1927 struct timezone dummy;
1928 gettimeofday (&time, &dummy);
1929 ],
1930 emacs_cv_gettimeofday_two_arguments=yes,
1931 emacs_cv_gettimeofday_two_arguments=no))
1932 if test $emacs_cv_gettimeofday_two_arguments = no; then
1933 AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
1934 fi
1935 fi
1936
1937 ok_so_far=yes
1938 AC_CHECK_FUNC(socket, , ok_so_far=no)
1939 if test $ok_so_far = yes; then
1940 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1941 fi
1942 if test $ok_so_far = yes; then
1943 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1944 fi
1945 if test $ok_so_far = yes; then
1946 AC_DEFINE(HAVE_INET_SOCKETS)
1947 fi
1948
1949 if test -f /usr/lpp/X11/bin/smt.exp; then
1950 AC_DEFINE(HAVE_AIX_SMT_EXP)
1951 fi
1952
1953 AC_MSG_CHECKING(whether system supports dynamic ptys)
1954 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
1955 AC_MSG_RESULT(yes)
1956 AC_DEFINE(HAVE_DEV_PTMX)
1957 else
1958 AC_MSG_RESULT(no)
1959 fi
1960
1961 AC_FUNC_VFORK
1962
1963 # Set up the CFLAGS for real compilation, so we can substitute it.
1964 CFLAGS="$REAL_CFLAGS"
1965
1966 changequote(, )dnl
1967 #### Find out which version of Emacs this is.
1968 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1969 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1970 changequote([, ])dnl
1971 if test x"${version}" = x; then
1972 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1973 fi
1974
1975 ### Specify what sort of things we'll be editing into Makefile and config.h.
1976 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1977 AC_SUBST(version)
1978 AC_SUBST(configuration)
1979 AC_SUBST(canonical)
1980 AC_SUBST(srcdir)
1981 AC_SUBST(prefix)
1982 AC_SUBST(exec_prefix)
1983 AC_SUBST(bindir)
1984 AC_SUBST(datadir)
1985 AC_SUBST(sharedstatedir)
1986 AC_SUBST(libexecdir)
1987 AC_SUBST(mandir)
1988 AC_SUBST(infodir)
1989 AC_SUBST(lispdir)
1990 AC_SUBST(locallisppath)
1991 AC_SUBST(lisppath)
1992 AC_SUBST(x_default_search_path)
1993 AC_SUBST(etcdir)
1994 AC_SUBST(archlibdir)
1995 AC_SUBST(docdir)
1996 AC_SUBST(bitmapdir)
1997 AC_SUBST(c_switch_system)
1998 AC_SUBST(c_switch_machine)
1999 AC_SUBST(LD_SWITCH_X_SITE)
2000 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2001 AC_SUBST(C_SWITCH_X_SITE)
2002 AC_SUBST(CFLAGS)
2003 AC_SUBST(X_TOOLKIT_TYPE)
2004 AC_SUBST(machfile)
2005 AC_SUBST(opsysfile)
2006 AC_SUBST(RANLIB)
2007
2008 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
2009 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
2010 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
2011 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
2012 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
2013 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
2014 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
2015 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
2016
2017 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2018 AC_DEFINE(HAVE_X_WINDOWS)
2019 fi
2020 if test "${USE_X_TOOLKIT}" != "none" ; then
2021 AC_DEFINE(USE_X_TOOLKIT)
2022 fi
2023 if test "${HAVE_X11}" = "yes" ; then
2024 AC_DEFINE(HAVE_X11)
2025 fi
2026 if test "${HAVE_XFREE386}" = "yes" ; then
2027 AC_DEFINE(HAVE_XFREE386)
2028 fi
2029 if test "${HAVE_MENUS}" = "yes" ; then
2030 AC_DEFINE(HAVE_MENUS)
2031 fi
2032 if test "${GNU_MALLOC}" = "yes" ; then
2033 AC_DEFINE(GNU_MALLOC)
2034 fi
2035 if test "${REL_ALLOC}" = "yes" ; then
2036 AC_DEFINE(REL_ALLOC)
2037 fi
2038
2039 #### Report on what we decided to do.
2040 echo "
2041 Configured for \`${canonical}'.
2042
2043 Where should the build process find the source code? ${srcdir}
2044 What operating system and machine description files should Emacs use?
2045 \`${opsysfile}' and \`${machfile}'
2046 What compiler should emacs be built with? ${CC} ${CFLAGS}
2047 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
2048 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
2049 What window system should Emacs use? ${window_system}
2050 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
2051
2052 if test -n "${x_includes}"; then
2053 echo " Where do we find X Windows header files? ${x_includes}"
2054 else
2055 echo " Where do we find X Windows header files? Standard dirs"
2056 fi
2057 if test -n "${x_libraries}"; then
2058 echo " Where do we find X Windows libraries? ${x_libraries}"
2059 else
2060 echo " Where do we find X Windows libraries? Standard dirs"
2061 fi
2062
2063 echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}"
2064 echo " Does Emacs use -lXpm? ${HAVE_XPM}"
2065 echo " Does Emacs use -ljpeg? ${HAVE_JPEG}"
2066 echo " Does Emacs use -ltiff? ${HAVE_TIFF}"
2067 echo " Does Emacs use -lungif? ${HAVE_GIF}"
2068 echo " Does Emacs use -lpng? ${HAVE_PNG}"
2069 echo " Does Emacs use X toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}"
2070 echo
2071
2072 # Remove any trailing slashes in these variables.
2073 changequote(, )dnl
2074 test "${prefix}" != NONE &&
2075 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
2076 test "${exec_prefix}" != NONE &&
2077 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
2078 changequote([, ])dnl
2079
2080 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
2081 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
2082 leim/Makefile, [
2083
2084 ### Make the necessary directories, if they don't exist.
2085 for dir in etc lisp ; do
2086 test -d ${dir} || mkdir ${dir}
2087 done
2088
2089 # Build src/Makefile from ${srcdir}/src/Makefile.c
2090 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
2091 # This must be done after src/config.h is built, since we rely on that file.
2092
2093 changequote(, )dnl The horror, the horror.
2094 # Now get this: Some word that is part of the ${srcdir} directory name
2095 # or the ${configuration} value might, just might, happen to be an
2096 # identifier like `sun4' or `i386' or something, and be predefined by
2097 # the C preprocessor to some helpful value like 1, or maybe the empty
2098 # string. Needless to say consequent macro substitutions are less
2099 # than conducive to the makefile finding the correct directory.
2100 undefs="`echo $top_srcdir $configuration $canonical |
2101 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
2102 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
2103 `"
2104 changequote([, ])dnl
2105
2106 echo creating src/epaths.h
2107 make epaths-force
2108
2109 echo creating lib-src/Makefile
2110 ( cd lib-src
2111 rm -f junk.c junk1.c junk2.c
2112 sed -e '/start of cpp stuff/q' \
2113 < Makefile.c > junk1.c
2114 sed -e '1,/start of cpp stuff/d'\
2115 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2116 < Makefile.c > junk.c
2117 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2118 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2119 cat junk1.c junk2.c > Makefile.new
2120 rm -f junk.c junk1.c junk2.c
2121 chmod 444 Makefile.new
2122 mv -f Makefile.new Makefile
2123 )
2124
2125 echo creating src/Makefile
2126 ( cd src
2127 rm -f junk.c junk1.c junk2.c
2128 sed -e '/start of cpp stuff/q' \
2129 < Makefile.c > junk1.c
2130 sed -e '1,/start of cpp stuff/d'\
2131 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2132 < Makefile.c > junk.c
2133 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2134 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2135 cat junk1.c junk2.c > Makefile.new
2136 rm -f junk.c junk1.c junk2.c
2137 chmod 444 Makefile.new
2138 mv -f Makefile.new Makefile
2139 )
2140
2141 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
2142 echo creating src/.gdbinit
2143 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
2144 fi
2145
2146 # This is how we know whether to re-run configure in certain cases.
2147 touch src/config.stamp
2148
2149 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])