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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 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 [ --with-gcc use GCC to compile Emacs])
39 AC_ARG_WITH(pop,
40 [ --with-pop support POP for mail retrieval],
41 [AC_DEFINE(MAIL_USE_POP)])
42 AC_ARG_WITH(hesiod,
43 [ --with-hesiod support Hesiod to get the POP server host],
44 [AC_DEFINE(HESIOD)])
45 dnl This should be the last --with option, because --with-x is
46 dnl added later on when we find the path of X, and it's best to
47 dnl keep them together visually.
48 AC_ARG_WITH(x-toolkit,
49 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif/no)],
50 [ case "${withval}" in
51 y | ye | yes ) val=athena ;;
52 n | no ) val=no ;;
53 l | lu | luc | luci | lucid ) val=lucid ;;
54 a | at | ath | athe | athen | athena ) val=athena ;;
55 m | mo | mot | moti | motif ) val=motif ;;
56 dnl These don't currently work.
57 dnl o | op | ope | open | open- | open-l | open-lo \
58 dnl | open-loo | open-look ) val=open-look ;;
59 * )
60 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
61 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
62 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
63 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
64 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
65 ;;
66 esac
67 with_x_toolkit=$val
68 ])
69 AC_ARG_WITH(xpm,
70 [ --with-xpm use -lXpm for displaying XPM images])
71 AC_ARG_WITH(jpeg,
72 [ --with-jpeg use -ljpeg for displaying JPEG images])
73 AC_ARG_WITH(tiff,
74 [ --with-tiff use -ltiff34 for displaying TIFF images])
75 AC_ARG_WITH(gif,
76 [ --with-gif use -lungif for displaying GIF images])
77 AC_ARG_WITH(png,
78 [ --with-png use -lpng for displaying PNG images])
79 AC_ARG_WITH(sound,
80 [ --with-sound native sound support for GNU/Linux and free BSDs])
81
82 #### Make srcdir absolute, if it isn't already. It's important to
83 #### avoid running the path through pwd unnecessary, since pwd can
84 #### give you automounter prefixes, which can go away. We do all this
85 #### so Emacs can find its files when run uninstalled.
86 case "${srcdir}" in
87 /* ) ;;
88 . )
89 ## We may be able to use the $PWD environment variable to make this
90 ## absolute. But sometimes PWD is inaccurate.
91 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
92 unset CDPATH
93 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
94 then
95 srcdir="$PWD"
96 else
97 srcdir="`(cd ${srcdir}; pwd)`"
98 fi
99 ;;
100 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
101 esac
102
103 #### Check if the source directory already has a configured system in it.
104 if test `pwd` != `(cd ${srcdir} && pwd)` \
105 && test -f "${srcdir}/src/config.h" ; then
106 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
107 as a build directory right now; it has been configured in its own
108 right. To configure in another directory as well, you MUST
109 use GNU make. If you do not have GNU make, then you must
110 now do \`make distclean' in ${srcdir},
111 and then run $0 again.])
112
113 changequote(, )dnl
114 extrasub='/^VPATH[ ]*=/c\
115 changequote([, ])dnl
116 vpath %.c $(srcdir)\
117 vpath %.h $(srcdir)\
118 vpath %.y $(srcdir)\
119 vpath %.l $(srcdir)\
120 vpath %.s $(srcdir)\
121 vpath %.in $(srcdir)\
122 vpath %.texi $(srcdir)'
123 fi
124
125 #### Given the configuration name, set machfile and opsysfile to the
126 #### names of the m/*.h and s/*.h files we should use.
127
128 ### Canonicalize the configuration name.
129
130 AC_CANONICAL_HOST
131 canonical=$host
132 configuration=$host_alias
133
134 changequote(, )dnl
135
136 ### If you add support for a new configuration, add code to this
137 ### switch statement to recognize your configuration name and select
138 ### the appropriate operating system and machine description files.
139
140 ### You would hope that you could choose an m/*.h file pretty much
141 ### based on the machine portion of the configuration name, and an s-
142 ### file based on the operating system portion. However, it turns out
143 ### that each m/*.h file is pretty manufacturer-specific - for
144 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
145 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
146 ### machines. So we basically have to have a special case for each
147 ### configuration name.
148 ###
149 ### As far as handling version numbers on operating systems is
150 ### concerned, make sure things will fail in a fixable way. If
151 ### /etc/MACHINES doesn't say anything about version numbers, be
152 ### prepared to handle anything reasonably. If version numbers
153 ### matter, be sure /etc/MACHINES says something about it.
154 ###
155 ### Eric Raymond says we should accept strings like "sysvr4" to mean
156 ### "System V Release 4"; he writes, "The old convention encouraged
157 ### confusion between `system' and `release' levels'."
158
159 machine='' opsys='' unported=no
160 case "${canonical}" in
161
162 ## NetBSD ports
163 *-*-netbsd* )
164 opsys=netbsd
165 case "${canonical}" in
166 alpha*-*-netbsd*) machine=alpha ;;
167 i[3456]86-*-netbsd*) machine=intel386 ;;
168 m68k-*-netbsd*)
169 # This is somewhat bogus.
170 machine=hp9000s300 ;;
171 powerpc-apple-netbsd*) machine=macppc ;;
172 mips-*-netbsd*) machine=pmax ;;
173 ns32k-*-netbsd*) machine=ns32000 ;;
174 sparc-*-netbsd*) machine=sparc ;;
175 vax-*-netbsd*) machine=vax ;;
176 esac
177 ;;
178
179 ## OpenBSD ports
180 *-*-openbsd* )
181 opsys=openbsd
182 case "${canonical}" in
183 alpha*-*-openbsd*) machine=alpha ;;
184 i386-*-openbsd*) machine=intel386 ;;
185 m68k-*-openbsd*) machine=hp9000s300 ;;
186 mipsel-*-openbsd*) machine=pmax ;;
187 ns32k-*-openbsd*) machine=ns32000 ;;
188 sparc-*-openbsd*) machine=sparc ;;
189 vax-*-openbsd*) machine=vax ;;
190 esac
191 ;;
192
193 ## Acorn RISCiX:
194 arm-acorn-riscix1.1* )
195 machine=acorn opsys=riscix1-1
196 ;;
197 arm-acorn-riscix1.2* | arm-acorn-riscix )
198 ## This name is riscix12 instead of riscix1.2
199 ## to avoid a file name conflict on MSDOS.
200 machine=acorn opsys=riscix12
201 ;;
202
203 ## BSDI ports
204 *-*-bsdi* )
205 opsys=bsdi
206 case "${canonical}" in
207 i[345]86-*-bsdi*) machine=intel386 ;;
208 sparc-*-bsdi*) machine=sparc ;;
209 powerpc-*-bsdi*) machine=powerpc ;;
210 esac
211 case "${canonical}" in
212 *-*-bsd386* | *-*-bsdi1* ) opsys=bsd386 ;;
213 *-*-bsdi2.0* ) opsys=bsdos2 ;;
214 *-*-bsdi2* ) opsys=bsdos2-1 ;;
215 *-*-bsdi3* ) opsys=bsdos3 ;;
216 *-*-bsdi4* ) opsys=bsdos4 ;;
217 esac
218 ;;
219
220 ## Alliant machines
221 ## Strictly speaking, we need the version of the alliant operating
222 ## system to choose the right machine file, but currently the
223 ## configuration name doesn't tell us enough to choose the right
224 ## one; we need to give alliants their own operating system name to
225 ## do this right. When someone cares, they can help us.
226 fx80-alliant-* )
227 machine=alliant4 opsys=bsd4-2
228 ;;
229 i860-alliant-* )
230 machine=alliant-2800 opsys=bsd4-3
231 ;;
232
233 ## Alpha (DEC) machines.
234 alpha*-dec-osf* )
235 machine=alpha opsys=osf1
236 # This is needed to find X11R6.1 libraries for certain tests.
237 NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
238 GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
239 ;;
240
241 alpha*-*-linux-gnu* )
242 machine=alpha opsys=gnu-linux
243 ;;
244
245 ## Altos 3068
246 m68*-altos-sysv* )
247 machine=altos opsys=usg5-2
248 ;;
249
250 ## Amdahl UTS
251 580-amdahl-sysv* )
252 machine=amdahl opsys=usg5-2-2
253 ;;
254
255 ## Apollo, Domain/OS
256 m68*-apollo-* )
257 machine=apollo opsys=bsd4-3
258 ;;
259
260 ## AT&T 3b2, 3b5, 3b15, 3b20
261 we32k-att-sysv* )
262 machine=att3b opsys=usg5-2-2
263 ;;
264
265 ## AT&T 3b1 - The Mighty Unix PC!
266 m68*-att-sysv* )
267 machine=7300 opsys=usg5-2-2
268 ;;
269
270 ## Bull dpx20
271 rs6000-bull-bosx* )
272 machine=ibmrs6000 opsys=aix3-2
273 ;;
274
275 ## Bull dpx2
276 m68*-bull-sysv3* )
277 machine=dpx2 opsys=usg5-3
278 ;;
279
280 ## Bull sps7
281 m68*-bull-sysv2* )
282 machine=sps7 opsys=usg5-2
283 ;;
284
285 ## CCI 5/32, 6/32 -- see "Tahoe".
286
287 ## Celerity
288 ## I don't know what configuration name to use for this; config.sub
289 ## doesn't seem to know anything about it. Hey, Celerity users, get
290 ## in touch with us!
291 celerity-celerity-bsd* )
292 machine=celerity opsys=bsd4-2
293 ;;
294
295 ## Clipper
296 ## What operating systems does this chip run that Emacs has been
297 ## tested on?
298 clipper-* )
299 machine=clipper
300 ## We'll use the catch-all code at the bottom to guess the
301 ## operating system.
302 ;;
303
304 ## Convex
305 *-convex-bsd* | *-convex-convexos* )
306 machine=convex opsys=bsd4-3
307 ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
308 NON_GNU_CPP="cc -E -P"
309 ;;
310
311 ## Cubix QBx/386
312 i[3456]86-cubix-sysv* )
313 machine=intel386 opsys=usg5-3
314 ;;
315
316 ## Cydra 5
317 cydra*-cydrome-sysv* )
318 machine=cydra5 opsys=usg5-3
319 ;;
320
321 ## Data General AViiON Machines
322 ## DG changed naming conventions with the release of 5.4.4.10, they
323 ## dropped the initial 5.4 but left the intervening R. Because of the
324 ## R this shouldn't conflict with older versions of the OS (which I
325 ## think were named like dgux4.*). In addition, DG new AViiONs series
326 ## uses either Motorola M88k or Intel Pentium CPUs.
327 m88k-dg-dguxR4.* | m88k-dg-dgux4* )
328 machine=aviion opsys=dgux4
329 ;;
330 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
331 ## This name is dgux5-4-3 instead of dgux5-4r3
332 ## to avoid a file name conflict on MSDOS.
333 machine=aviion opsys=dgux5-4-3
334 ;;
335 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
336 machine=aviion opsys=dgux5-4r2
337 ;;
338 m88k-dg-dgux* )
339 machine=aviion opsys=dgux
340 ;;
341
342 ## Data General AViiON Intel (x86) Machines
343 ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
344 ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
345 i[345]86-dg-dguxR4* )
346 machine=aviion-intel opsys=dgux4
347 ;;
348
349 ## DECstations
350 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
351 machine=pmax opsys=bsd4-2
352 ;;
353 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
354 machine=pmax opsys=bsd4-3
355 ;;
356 mips-dec-ultrix* )
357 machine=pmax opsys=ultrix4-3
358 ;;
359 mips-dec-osf* )
360 machine=pmax opsys=osf1
361 ;;
362 mips-dec-mach_bsd4.3* )
363 machine=pmax opsys=mach-bsd4-3
364 ;;
365
366 ## Motorola Delta machines
367 m68k-motorola-sysv* | m68000-motorola-sysv* )
368 machine=delta opsys=usg5-3
369 if test -z "`type gnucc | grep 'not found'`"
370 then
371 if test -s /etc/167config
372 then CC="gnucc -m68040"
373 else CC="gnucc -m68881"
374 fi
375 else
376 if test -z "`type gcc | grep 'not found'`"
377 then CC=gcc
378 else CC=cc
379 fi
380 fi
381 ;;
382 m88k-motorola-sysv4* )
383 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
384 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
385 # I hope there are not other 4.0 versions for this machine
386 # which really need usg5-4 instead.
387 machine=delta88k opsys=usg5-4-2
388 ;;
389 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
390 machine=delta88k opsys=usg5-3
391 ;;
392
393 ## Dual machines
394 m68*-dual-sysv* )
395 machine=dual opsys=usg5-2
396 ;;
397 m68*-dual-uniplus* )
398 machine=dual opsys=unipl5-2
399 ;;
400
401 ## Elxsi 6400
402 elxsi-elxsi-sysv* )
403 machine=elxsi opsys=usg5-2
404 ;;
405
406 ## Encore machines
407 ns16k-encore-bsd* )
408 machine=ns16000 opsys=umax
409 ;;
410
411 ## The GEC 93 - apparently, this port isn't really finished yet.
412
413 ## Gould Power Node and NP1
414 pn-gould-bsd4.2* )
415 machine=gould opsys=bsd4-2
416 ;;
417 pn-gould-bsd4.3* )
418 machine=gould opsys=bsd4-3
419 ;;
420 np1-gould-bsd* )
421 machine=gould-np1 opsys=bsd4-3
422 ;;
423
424 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
425 ## as far as Emacs is concerned).
426 m88k-harris-cxux* )
427 # Build needs to be different on 7.0 and later releases
428 case "`uname -r`" in
429 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
430 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
431 esac
432 NON_GNU_CPP="/lib/cpp"
433 ;;
434 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
435 m68k-harris-cxux* )
436 machine=nh3000 opsys=cxux
437 ;;
438 ## Harris power pc NightHawk running Power UNIX (Series 6000)
439 powerpc-harris-powerunix )
440 machine=nh6000 opsys=powerunix
441 NON_GNU_CPP="cc -Xo -E -P"
442 ;;
443 ## SR2001/SR2201 running HI-UX/MPP
444 hppa1.1-hitachi-hiuxmpp* )
445 machine=sr2k opsys=hiuxmpp
446 ;;
447 ## Honeywell XPS100
448 xps*-honeywell-sysv* )
449 machine=xps100 opsys=usg5-2
450 ;;
451
452 ## HP 9000 series 200 or 300
453 m68*-hp-bsd* )
454 machine=hp9000s300 opsys=bsd4-3
455 ;;
456 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
457 m68*-hp-hpux* )
458 case "`uname -r`" in
459 ## Someone's system reports A.B8.05 for this.
460 ## I wonder what other possibilities there are.
461 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
462 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
463 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
464 *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
465 *) machine=hp9000s300 opsys=hpux ;;
466 esac
467 ;;
468
469 ## HP 9000 series 700 and 800, running HP/UX
470 hppa*-hp-hpux7* )
471 machine=hp800 opsys=hpux
472 ;;
473 hppa*-hp-hpux8* )
474 machine=hp800 opsys=hpux8
475 ;;
476 hppa*-hp-hpux9shr* )
477 machine=hp800 opsys=hpux9shr
478 ;;
479 hppa*-hp-hpux9* )
480 machine=hp800 opsys=hpux9
481 ;;
482 hppa*-hp-hpux1[0-9]* )
483 machine=hp800 opsys=hpux10
484 ;;
485
486 ## HP 9000 series 700 and 800, running HP/UX
487 hppa*-hp-hpux* )
488 ## Cross-compilation? Nah!
489 case "`uname -r`" in
490 ## Someone's system reports A.B8.05 for this.
491 ## I wonder what other possibilities there are.
492 *.B8.* ) machine=hp800 opsys=hpux8 ;;
493 *.08.* ) machine=hp800 opsys=hpux8 ;;
494 *.09.* ) machine=hp800 opsys=hpux9 ;;
495 *) machine=hp800 opsys=hpux10 ;;
496 esac
497 ;;
498 hppa*-*-nextstep* )
499 machine=hp800 opsys=nextstep
500 ;;
501
502 ## Orion machines
503 orion-orion-bsd* )
504 machine=orion opsys=bsd4-2
505 ;;
506 clipper-orion-bsd* )
507 machine=orion105 opsys=bsd4-2
508 ;;
509
510 ## IBM machines
511 i[3456]86-ibm-aix1.1* )
512 machine=ibmps2-aix opsys=usg5-2-2
513 ;;
514 i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
515 machine=ibmps2-aix opsys=usg5-3
516 ;;
517 i370-ibm-aix*)
518 machine=ibm370aix opsys=usg5-3
519 ;;
520 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
521 machine=ibmrs6000 opsys=aix3-1
522 ;;
523 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
524 machine=ibmrs6000 opsys=aix3-2-5
525 ;;
526 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
527 machine=ibmrs6000 opsys=aix4-1
528 ;;
529 rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2* )
530 machine=ibmrs6000 opsys=aix4-2
531 ;;
532 rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0* )
533 machine=ibmrs6000 opsys=aix4
534 ;;
535 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
536 machine=ibmrs6000 opsys=aix4-1
537 ;;
538 rs6000-ibm-aix* | powerpc-ibm-aix* )
539 machine=ibmrs6000 opsys=aix3-2
540 ;;
541 romp-ibm-bsd4.3* )
542 machine=ibmrt opsys=bsd4-3
543 ;;
544 romp-ibm-bsd4.2* )
545 machine=ibmrt opsys=bsd4-2
546 ;;
547 romp-ibm-aos4.3* )
548 machine=ibmrt opsys=bsd4-3
549 ;;
550 romp-ibm-aos4.2* )
551 machine=ibmrt opsys=bsd4-2
552 ;;
553 romp-ibm-aos* )
554 machine=ibmrt opsys=bsd4-3
555 ;;
556 romp-ibm-bsd* )
557 machine=ibmrt opsys=bsd4-3
558 ;;
559 romp-ibm-aix* )
560 machine=ibmrt-aix opsys=usg5-2-2
561 ;;
562
563 ## Integrated Solutions `Optimum V'
564 m68*-isi-bsd4.2* )
565 machine=isi-ov opsys=bsd4-2
566 ;;
567 m68*-isi-bsd4.3* )
568 machine=isi-ov opsys=bsd4-3
569 ;;
570
571 ## Intel 386 machines where we do care about the manufacturer
572 i[3456]86-intsys-sysv* )
573 machine=is386 opsys=usg5-2-2
574 ;;
575
576 ## Prime EXL
577 i[3456]86-prime-sysv* )
578 machine=i386 opsys=usg5-3
579 ;;
580
581 ## Sequent Symmetry running Dynix
582 i[3456]86-sequent-bsd* )
583 machine=symmetry opsys=bsd4-3
584 ;;
585
586 ## Sequent Symmetry running ptx 4, which is a modified SVR4.
587 i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
588 machine=sequent-ptx opsys=ptx4
589 NON_GNU_CPP=/lib/cpp
590 ;;
591
592 ## Sequent Symmetry running DYNIX/ptx
593 ## Use the old cpp rather than the newer ANSI one.
594 i[3456]86-sequent-ptx* )
595 machine=sequent-ptx opsys=ptx
596 NON_GNU_CPP="/lib/cpp"
597 ;;
598
599 ## ncr machine running svr4.3.
600 i[3456]86-ncr-sysv4.3 )
601 machine=ncr386 opsys=usg5-4-3
602 ;;
603
604 ## Unspecified sysv on an ncr machine defaults to svr4.2.
605 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
606 i[3456]86-ncr-sysv* )
607 machine=ncr386 opsys=usg5-4-2
608 ;;
609
610 ## Intel Paragon OSF/1
611 i860-intel-osf1* )
612 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
613 ;;
614
615 ## Intel 860
616 i860-*-sysv4* )
617 machine=i860 opsys=usg5-4
618 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
619 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
620 ;;
621
622 ## Masscomp machines
623 m68*-masscomp-rtu* )
624 machine=masscomp opsys=rtu
625 ;;
626
627 ## Megatest machines
628 m68*-megatest-bsd* )
629 machine=mega68 opsys=bsd4-2
630 ;;
631
632 ## Workstations sold by MIPS
633 ## This is not necessarily all workstations using the MIPS processor -
634 ## Irises are produced by SGI, and DECstations by DEC.
635
636 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
637 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
638 ## it gives for choosing between the alternatives seems to be "Use
639 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
640 ## the BSD world." I'll assume that these are instructions for
641 ## handling two odd situations, and that every other situation
642 ## should use mips.h and usg5-2-2, they being listed first.
643 mips-mips-usg* )
644 machine=mips4
645 ## Fall through to the general code at the bottom to decide on the OS.
646 ;;
647 mips-mips-riscos4* )
648 machine=mips4 opsys=bsd4-3
649 NON_GNU_CC="cc -systype bsd43"
650 NON_GNU_CPP="cc -systype bsd43 -E"
651 ;;
652 mips-mips-riscos5* )
653 machine=mips4 opsys=riscos5
654 NON_GNU_CC="cc -systype bsd43"
655 NON_GNU_CPP="cc -systype bsd43 -E"
656 ;;
657 mips-mips-bsd* )
658 machine=mips opsys=bsd4-3
659 ;;
660 mips-mips-* )
661 machine=mips opsys=usg5-2-2
662 ;;
663
664 ## NeXT
665 m68*-next-* | m68k-*-nextstep* )
666 machine=m68k opsys=nextstep
667 ;;
668
669 ## The complete machine from National Semiconductor
670 ns32k-ns-genix* )
671 machine=ns32000 opsys=usg5-2
672 ;;
673
674 ## NCR machines
675 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
676 machine=tower32 opsys=usg5-2-2
677 ;;
678 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
679 machine=tower32v3 opsys=usg5-3
680 ;;
681
682 ## NEC EWS4800
683 mips-nec-sysv4*)
684 machine=ews4800 opsys=ux4800
685 ;;
686
687 ## Nixdorf Targon 31
688 m68*-nixdorf-sysv* )
689 machine=targon31 opsys=usg5-2-2
690 ;;
691
692 ## Nu (TI or LMI)
693 m68*-nu-sysv* )
694 machine=nu opsys=usg5-2
695 ;;
696
697 ## Plexus
698 m68*-plexus-sysv* )
699 machine=plexus opsys=usg5-2
700 ;;
701
702 ## PowerPC reference platform
703 powerpcle-*-solaris2* )
704 machine=prep
705 opsys=sol2-5
706 ;;
707
708 ## Pyramid machines
709 ## I don't really have any idea what sort of processor the Pyramid has,
710 ## so I'm assuming it is its own architecture.
711 pyramid-pyramid-bsd* )
712 machine=pyramid opsys=bsd4-2
713 ;;
714
715 ## Sequent Balance
716 ns32k-sequent-bsd4.2* )
717 machine=sequent opsys=bsd4-2
718 ;;
719 ns32k-sequent-bsd4.3* )
720 machine=sequent opsys=bsd4-3
721 ;;
722
723 ## Siemens Nixdorf
724 mips-siemens-sysv* | mips-sni-sysv*)
725 machine=mips-siemens opsys=usg5-4
726 NON_GNU_CC=/usr/ccs/bin/cc
727 NON_GNU_CPP=/usr/ccs/lib/cpp
728 ;;
729
730 ## Silicon Graphics machines
731 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
732 m68*-sgi-iris3.5* )
733 machine=irist opsys=iris3-5
734 ;;
735 m68*-sgi-iris3.6* | m68*-sgi-iris*)
736 machine=irist opsys=iris3-6
737 ;;
738 ## Iris 4D
739 mips-sgi-irix3* )
740 machine=iris4d opsys=irix3-3
741 ;;
742 mips-sgi-irix4* )
743 machine=iris4d opsys=irix4-0
744 ;;
745 mips-sgi-irix6.5 )
746 machine=iris4d opsys=irix6-5
747 NON_GNU_CPP=/lib/cpp
748 NON_GCC_TEST_OPTIONS="-n32 -G0"
749 ;;
750 mips-sgi-irix6* )
751 machine=iris4d opsys=irix6-0
752 NON_GNU_CPP=/lib/cpp
753 NON_GCC_TEST_OPTIONS=-32
754 ;;
755 mips-sgi-irix5.[01]* )
756 machine=iris4d opsys=irix5-0
757 ;;
758 mips-sgi-irix5* | mips-sgi-irix* )
759 machine=iris4d opsys=irix5-2
760 ;;
761
762 ## SONY machines
763 m68*-sony-bsd4.2* )
764 machine=news opsys=bsd4-2
765 ;;
766 m68*-sony-bsd4.3* )
767 machine=news opsys=bsd4-3
768 ;;
769 m68*-sony-newsos3* | m68*-sony-news3*)
770 machine=news opsys=bsd4-3
771 ;;
772 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
773 machine=news-risc opsys=bsd4-3
774 ;;
775 mips-sony-newsos6* )
776 machine=news-r6 opsys=newsos6
777 ;;
778 mips-sony-news* )
779 machine=news-risc opsys=newsos5
780 ;;
781
782 ## Stride
783 m68*-stride-sysv* )
784 machine=stride opsys=usg5-2
785 ;;
786
787 ## Suns
788 sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
789 machine=sparc opsys=gnu-linux
790 ;;
791
792 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
793 | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
794 | rs6000-*-solaris2*)
795 case "${canonical}" in
796 m68*-sunos1* ) machine=sun1 ;;
797 m68*-sunos2* ) machine=sun2 ;;
798 m68* ) machine=sun3 ;;
799 i[3456]86-sun-sunos[34]* ) machine=sun386 ;;
800 i[3456]86-*-* ) machine=intel386 ;;
801 powerpcle* ) machine=powerpcle ;;
802 powerpc* | rs6000* ) machine=ibmrs6000 ;;
803 sparc* ) machine=sparc ;;
804 * ) unported=yes ;;
805 esac
806 case "${canonical}" in
807 ## The Sun386 didn't get past 4.0.
808 i[3456]86-*-sunos4 ) opsys=sunos4-0 ;;
809 *-sunos4.0* ) opsys=sunos4-0 ;;
810 *-sunos4.1.[3-9]*noshare )
811 ## This name is sunos413 instead of sunos4-1-3
812 ## to avoid a file name conflict on MSDOS.
813 opsys=sunos413
814 NON_GNU_CPP=/usr/lib/cpp
815 NON_GCC_TEST_OPTIONS=-Bstatic
816 GCC_TEST_OPTIONS=-static
817 ;;
818 *-sunos4.1.[3-9]* | *-sunos4shr*)
819 opsys=sunos4shr
820 NON_GNU_CPP=/usr/lib/cpp
821 ;;
822 *-sunos4* | *-sunos )
823 opsys=sunos4-1
824 NON_GCC_TEST_OPTIONS=-Bstatic
825 GCC_TEST_OPTIONS=-static
826 ;;
827 *-sunos5.3* | *-solaris2.3* )
828 opsys=sol2-3
829 NON_GNU_CPP=/usr/ccs/lib/cpp
830 ;;
831 *-sunos5.4* | *-solaris2.4* )
832 opsys=sol2-4
833 NON_GNU_CPP=/usr/ccs/lib/cpp
834 RANLIB="ar -ts"
835 ;;
836 *-sunos5.5* | *-solaris2.5* )
837 opsys=sol2-5
838 NON_GNU_CPP=/usr/ccs/lib/cpp
839 RANLIB="ar -ts"
840 ;;
841 *-sunos5* | *-solaris* )
842 opsys=sol2-5
843 NON_GNU_CPP=/usr/ccs/lib/cpp
844 ;;
845 * ) opsys=bsd4-2 ;;
846 esac
847 ## Watch out for a compiler that we know will not work.
848 case "${canonical}" in
849 *-solaris* | *-sunos5* )
850 if [ "x$CC" = x/usr/ucb/cc ]; then
851 ## /usr/ucb/cc doesn't work;
852 ## we should find some other compiler that does work.
853 unset CC
854 fi
855 ;;
856 *) ;;
857 esac
858 ;;
859 sparc-*-nextstep* )
860 machine=sparc opsys=nextstep
861 ;;
862
863 ## Tadpole 68k
864 m68*-tadpole-sysv* )
865 machine=tad68k opsys=usg5-3
866 ;;
867
868 ## Tahoe machines
869 tahoe-tahoe-bsd4.2* )
870 machine=tahoe opsys=bsd4-2
871 ;;
872 tahoe-tahoe-bsd4.3* )
873 machine=tahoe opsys=bsd4-3
874 ;;
875
876 ## Tandem Integrity S2
877 mips-tandem-sysv* )
878 machine=tandem-s2 opsys=usg5-3
879 ;;
880
881 ## Tektronix XD88
882 m88k-tektronix-sysv3* )
883 machine=tekxd88 opsys=usg5-3
884 ;;
885
886 ## Tektronix 16000 box (6130?)
887 ns16k-tektronix-bsd* )
888 machine=ns16000 opsys=bsd4-2
889 ;;
890 ## Tektronix 4300
891 ## src/m/tek4300.h hints that this is a m68k machine.
892 m68*-tektronix-bsd* )
893 machine=tek4300 opsys=bsd4-3
894 ;;
895
896 ## Titan P2 or P3
897 ## We seem to have lost the machine-description file titan.h!
898 titan-titan-sysv* )
899 machine=titan opsys=usg5-3
900 ;;
901
902 ## Ustation E30 (SS5E)
903 m68*-unisys-uniplus* )
904 machine=ustation opsystem=unipl5-2
905 ;;
906
907 ## Vaxen.
908 vax-dec-* )
909 machine=vax
910 case "${canonical}" in
911 *-bsd4.1* ) opsys=bsd4-1 ;;
912 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
913 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
914 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
915 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
916 *-vms* ) opsys=vms ;;
917 * ) unported=yes
918 esac
919 ;;
920
921 ## Whitechapel MG1
922 ns16k-whitechapel-* )
923 machine=mg1
924 ## We don't know what sort of OS runs on these; we'll let the
925 ## operating system guessing code below try.
926 ;;
927
928 ## Wicat
929 m68*-wicat-sysv* )
930 machine=wicat opsys=usg5-2
931 ;;
932
933 ## Intel 386 machines where we don't care about the manufacturer
934 i[3456]86-*-* )
935 machine=intel386
936 case "${canonical}" in
937 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
938 *-isc2.2* ) opsys=isc2-2 ;;
939 *-isc4.0* ) opsys=isc4-0 ;;
940 *-isc4.* ) opsys=isc4-1
941 GCC_TEST_OPTIONS=-posix
942 NON_GCC_TEST_OPTIONS=-Xp
943 ;;
944 *-isc* ) opsys=isc3-0 ;;
945 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
946 *-esix* ) opsys=esix ;;
947 *-xenix* ) opsys=xenix ;;
948 *-linux-gnu* ) opsys=gnu-linux ;;
949 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
950 *-sco3.2v5* ) opsys=sco5
951 NON_GNU_CPP=/lib/cpp
952 # Prevent -belf from being passed to $CPP.
953 # /lib/cpp does not accept it.
954 OVERRIDE_CPPFLAGS=" "
955 ;;
956 *-sysv4.2uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
957 *-386bsd* ) opsys=386bsd ;;
958 *-freebsd* ) opsys=freebsd ;;
959 *-nextstep* ) opsys=nextstep ;;
960 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
961 esac
962 ;;
963
964 ## m68k Linux-based GNU system
965 m68k-*-linux-gnu* )
966 machine=m68k opsys=gnu-linux
967 ;;
968
969 ## Mips Linux-based GNU system
970 mips-*-linux-gnu* )
971 machine=mips opsys=gnu-linux
972 ;;
973
974 ## UXP/DS
975 sparc-fujitsu-sysv4* )
976 machine=sparc opsys=uxpds
977 NON_GNU_CPP=/usr/ccs/lib/cpp
978 RANLIB="ar -ts"
979 ;;
980
981 ## UXP/V
982 f301-fujitsu-uxpv4.1)
983 machine=f301 opsys=uxpv
984 ;;
985
986 * )
987 unported=yes
988 ;;
989 esac
990
991 ### If the code above didn't choose an operating system, just choose
992 ### an operating system based on the configuration name. You really
993 ### only want to use this when you have no idea what the right
994 ### operating system is; if you know what operating systems a machine
995 ### runs, it's cleaner to make it explicit in the case statement
996 ### above.
997 if test x"${opsys}" = x; then
998 case "${canonical}" in
999 *-gnu* ) opsys=gnu ;;
1000 *-bsd4.[01] ) opsys=bsd4-1 ;;
1001 *-bsd4.2 ) opsys=bsd4-2 ;;
1002 *-bsd4.3 ) opsys=bsd4-3 ;;
1003 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
1004 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
1005 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
1006 *-sysv3* | *-sysvr3* ) opsys=usg5-3 ;;
1007 *-sysv4.2uw* ) opsys=unixware ;;
1008 *-sysv4.1* | *-sysvr4.1* )
1009 NON_GNU_CPP=/usr/lib/cpp
1010 opsys=usg5-4 ;;
1011 *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1012 if [ x$NON_GNU_CPP = x ]; then
1013 if [ -f /usr/ccs/lib/cpp ]; then
1014 NON_GNU_CPP=/usr/ccs/lib/cpp
1015 else
1016 NON_GNU_CPP=/lib/cpp
1017 fi
1018 fi
1019 opsys=usg5-4-2 ;;
1020 *-sysv4* | *-sysvr4* ) opsys=usg5-4 ;;
1021 * )
1022 unported=yes
1023 ;;
1024 esac
1025 fi
1026
1027 if test "x$RANLIB" = x; then
1028 RANLIB=ranlib
1029 fi
1030
1031 changequote([, ])dnl
1032
1033 if test $unported = yes; then
1034 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1035 Check \`etc/MACHINES' for recognized configuration names.])
1036 fi
1037
1038 machfile="m/${machine}.h"
1039 opsysfile="s/${opsys}.h"
1040
1041
1042 #### Choose a compiler.
1043 test -n "$CC" && cc_specified=yes
1044
1045 # Save the value of CFLAGS that the user specified.
1046 SPECIFIED_CFLAGS="$CFLAGS"
1047
1048 case ${with_gcc} in
1049 "yes" ) CC="gcc" GCC=yes ;;
1050 "no" ) : ${CC=cc} ;;
1051 * ) AC_PROG_CC
1052 esac
1053
1054 # On Suns, sometimes $CPP names a directory.
1055 if test -n "$CPP" && test -d "$CPP"; then
1056 CPP=
1057 fi
1058
1059 #### Some systems specify a CPP to use unless we are using GCC.
1060 #### Now that we know whether we are using GCC, we can decide whether
1061 #### to use that one.
1062 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1063 then
1064 CPP="$NON_GNU_CPP"
1065 fi
1066
1067 #### Some systems specify a CC to use unless we are using GCC.
1068 #### Now that we know whether we are using GCC, we can decide whether
1069 #### to use that one.
1070 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1071 test x$cc_specified != xyes
1072 then
1073 CC="$NON_GNU_CC"
1074 fi
1075
1076 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1077 then
1078 CC="$CC $GCC_TEST_OPTIONS"
1079 fi
1080
1081 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1082 then
1083 CC="$CC $NON_GCC_TEST_OPTIONS"
1084 fi
1085
1086 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1087 then
1088 ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1089 fi
1090
1091 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1092 then
1093 ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1094 fi
1095
1096 #### Some other nice autoconf tests. If you add a test here which
1097 #### should make an entry in src/config.h, don't forget to add an
1098 #### #undef clause to src/config.h.in for autoconf to modify.
1099
1100 dnl checks for programs
1101 AC_PROG_LN_S
1102 AC_PROG_CPP
1103 AC_PROG_INSTALL
1104 AC_PROG_YACC
1105
1106 dnl checks for Unix variants
1107 AC_AIX
1108
1109 # Sound support for GNU/Linux and the free BSDs.
1110 if test "${with_sound}" = ""; then
1111 with_sound=no
1112 fi
1113 if test "${with_sound}" != "no"; then
1114 AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h)
1115 fi
1116
1117 dnl checks for header files
1118 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h)
1119 AC_HEADER_STDC
1120 AC_HEADER_TIME
1121 AC_DECL_SYS_SIGLIST
1122
1123 dnl Some systems have utime.h but don't declare the struct anyplace.
1124 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1125 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1126 #include <sys/time.h>
1127 #include <time.h>
1128 #else
1129 #ifdef HAVE_SYS_TIME_H
1130 #include <sys/time.h>
1131 #else
1132 #include <time.h>
1133 #endif
1134 #endif
1135 #ifdef HAVE_UTIME_H
1136 #include <utime.h>
1137 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1138 emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1139 if test $emacs_cv_struct_utimbuf = yes; then
1140 AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1141 fi
1142
1143 dnl checks for typedefs
1144 AC_TYPE_SIGNAL
1145
1146 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1147 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1148 #include <sys/time.h>
1149 #include <time.h>
1150 #else
1151 #ifdef HAVE_SYS_TIME_H
1152 #include <sys/time.h>
1153 #else
1154 #include <time.h>
1155 #endif
1156 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1157 emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1158 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1159 if test $emacs_cv_struct_timeval = yes; then
1160 AC_DEFINE(HAVE_TIMEVAL)
1161 fi
1162
1163 dnl checks for structure members
1164 AC_STRUCT_TM
1165 AC_STRUCT_TIMEZONE
1166
1167 dnl checks for compiler characteristics
1168 AC_C_CONST
1169
1170 dnl check for Make feature
1171 AC_PROG_MAKE_SET
1172
1173 dnl checks for operating system services
1174 AC_SYS_LONG_FILE_NAMES
1175
1176 #### Choose a window system.
1177
1178 AC_PATH_X
1179 if test "$no_x" = yes; then
1180 window_system=none
1181 else
1182 window_system=x11
1183 fi
1184
1185 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1186 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1187 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1188 x_default_search_path=""
1189 for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1190 x_search_path="${x_library}/X11/%L/%T/%N%C%S:\
1191 ${x_library}/X11/%L/%T/%N%C%S:${x_libary}/X11/%l/%T/%N%C%S:\
1192 ${x_library}/X11/%T/%N%C%S:${x_library}/X11/%L/%T/%N%S:\
1193 ${x_library}/X11/%l/%T/%N%S:${x_library}/X11/%T/%N%S"
1194 if test x"${x_default_search_path}" = x; then
1195 x_default_search_path=${x_search_path}
1196 else
1197 x_default_search_path="${x_search_path}:${x_default_search_path}"
1198 fi
1199 done
1200 fi
1201 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1202 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1203 fi
1204
1205 if test x"${x_includes}" = x; then
1206 bitmapdir=/usr/include/X11/bitmaps
1207 else
1208 # accumulate include directories that have X11 bitmap subdirectories
1209 bmd_acc="dummyval"
1210 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1211 if test -d "${bmd}/X11/bitmaps"; then
1212 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1213 elif test -d "${bmd}/bitmaps"; then
1214 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1215 fi
1216 done
1217 if test ${bmd_acc} != "dummyval"; then
1218 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1219 fi
1220 fi
1221
1222 case "${window_system}" in
1223 x11 )
1224 HAVE_X_WINDOWS=yes
1225 HAVE_X11=yes
1226 case "${with_x_toolkit}" in
1227 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1228 motif ) USE_X_TOOLKIT=MOTIF ;;
1229 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1230 no ) USE_X_TOOLKIT=none ;;
1231 dnl If user did not say whether to use a toolkit,
1232 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1233 * ) USE_X_TOOLKIT=maybe ;;
1234 esac
1235 ;;
1236 none )
1237 HAVE_X_WINDOWS=no
1238 HAVE_X11=no
1239 USE_X_TOOLKIT=none
1240 ;;
1241 esac
1242
1243 ### If we're using X11, we should use the X menu package.
1244 HAVE_MENUS=no
1245 case ${HAVE_X11} in
1246 yes ) HAVE_MENUS=yes ;;
1247 esac
1248
1249 ### Is -lXaw3d available?
1250 HAVE_XAW3D=no
1251 if test "${HAVE_X11}" = "yes"; then
1252 old_c_flags="${CFLAGS}"
1253 CFLAGS="${LD_SWITCH_X_SITE}"
1254 AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
1255 AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes, , -lX11))
1256 CFLAGS="${old_c_flags}"
1257
1258 if test "${HAVE_XAW3D}" = "yes"; then
1259 AC_DEFINE(HAVE_XAW3D)
1260 fi
1261 fi
1262
1263 ### Use -lXpm if available, unless `--with-xpm=no'.
1264 HAVE_XPM=no
1265 if test "${HAVE_X11}" = "yes"; then
1266 if test "${with_xpm}" != "no"; then
1267 old_c_flags="${CFLAGS}"
1268 CFLAGS="${LD_SWITCH_X_SITE}"
1269 AC_CHECK_HEADER(X11/xpm.h,
1270 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
1271 CFLAGS="${old_c_flags}"
1272 fi
1273
1274 if test "${HAVE_XPM}" = "yes"; then
1275 AC_DEFINE(HAVE_XPM)
1276 fi
1277 fi
1278
1279 ### Use -ljpeg if available, unless `--with-jpeg=no'.
1280 HAVE_JPEG=no
1281 if test "${HAVE_X11}" = "yes"; then
1282 if test "${with_jpeg}" != "no"; then
1283 old_c_flags="${CFLAGS}"
1284 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1285 AC_CHECK_HEADER(jpeglib.h,
1286 AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes, , -lX11))
1287 CFLAGS="${old_c_flags}"
1288 fi
1289
1290 if test "${HAVE_JPEG}" = "yes"; then
1291 AC_DEFINE(HAVE_JPEG)
1292 fi
1293 fi
1294
1295 ### Use -lpng if available, unless `--with-png=no'.
1296 HAVE_PNG=no
1297 if test "${HAVE_X11}" = "yes"; then
1298 if test "${with_png}" != "no"; then
1299 old_c_flags="${CFLAGS}"
1300 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1301 AC_CHECK_HEADER(png.h,
1302 AC_CHECK_LIB(png, png_set_expand, HAVE_PNG=yes, , -lX11 -lz -lm))
1303 CFLAGS="${old_c_flags}"
1304 fi
1305
1306 if test "${HAVE_PNG}" = "yes"; then
1307 AC_DEFINE(HAVE_PNG)
1308 fi
1309 fi
1310
1311 ### Use -ltiff34 if available, unless `--with-tiff=no'.
1312 HAVE_TIFF=no
1313 if test "${HAVE_X11}" = "yes"; then
1314 if test "${with_tiff}" != "no"; then
1315 old_c_flags="${CFLAGS}"
1316 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1317 AC_CHECK_HEADER(tiff34/tiffio.h,
1318 AC_CHECK_LIB(tiff34, TIFFGetVersion, HAVE_TIFF=yes, , -lX11))
1319 CFLAGS="${old_c_flags}"
1320 fi
1321
1322 if test "${HAVE_TIFF}" = "yes"; then
1323 AC_DEFINE(HAVE_TIFF)
1324 fi
1325 fi
1326
1327 ### Use -lgif if available, unless `--with-gif=no'.
1328 HAVE_GIF=no
1329 if test "${HAVE_X11}" = "yes"; then
1330 if test "${with_gif}" != "no"; then
1331 old_c_flags="${CFLAGS}"
1332 CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1333 AC_CHECK_HEADER(gif_lib.h,
1334 AC_CHECK_LIB(ungif, DGifOpenFileName, HAVE_GIF=yes, , -lX11))
1335 CFLAGS="${old_c_flags}"
1336 fi
1337
1338 if test "${HAVE_GIF}" = "yes"; then
1339 AC_DEFINE(HAVE_GIF)
1340 fi
1341 fi
1342
1343 if test "${opsys}" = "hpux9"; then
1344 case "${x_libraries}" in
1345 *X11R4* )
1346 opsysfile="s/hpux9-x11r4.h"
1347 ;;
1348 esac
1349 fi
1350
1351 if test "${opsys}" = "hpux9shr"; then
1352 case "${x_libraries}" in
1353 *X11R4* )
1354 opsysfile="s/hpux9shxr4.h"
1355 ;;
1356 esac
1357 fi
1358
1359 #### Extract some information from the operating system and machine files.
1360
1361 AC_CHECKING([the machine- and system-dependent files to find out
1362 - which libraries the lib-src programs will want, and
1363 - whether the GNU malloc routines are usable])
1364
1365 ### First figure out CFLAGS (which we use for running the compiler here)
1366 ### and REAL_CFLAGS (which we use for real compilation).
1367 ### The two are the same except on a few systems, where they are made
1368 ### different to work around various lossages. For example,
1369 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1370 ### as implying static linking.
1371
1372 ### If the CFLAGS env var is specified, we use that value
1373 ### instead of the default.
1374
1375 ### It's not important that this name contain the PID; you can't run
1376 ### two configures in the same directory and have anything work
1377 ### anyway.
1378 tempcname="conftest.c"
1379
1380 echo '
1381 #include "'${srcdir}'/src/'${opsysfile}'"
1382 #include "'${srcdir}'/src/'${machfile}'"
1383 #ifndef LIBS_MACHINE
1384 #define LIBS_MACHINE
1385 #endif
1386 #ifndef LIBS_SYSTEM
1387 #define LIBS_SYSTEM
1388 #endif
1389 #ifndef C_SWITCH_SYSTEM
1390 #define C_SWITCH_SYSTEM
1391 #endif
1392 #ifndef C_SWITCH_MACHINE
1393 #define C_SWITCH_MACHINE
1394 #endif
1395 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1396 configure___ c_switch_system=C_SWITCH_SYSTEM
1397 configure___ c_switch_machine=C_SWITCH_MACHINE
1398
1399 #ifndef LIB_X11_LIB
1400 #define LIB_X11_LIB -lX11
1401 #endif
1402
1403 #ifndef LIBX11_MACHINE
1404 #define LIBX11_MACHINE
1405 #endif
1406
1407 #ifndef LIBX11_SYSTEM
1408 #define LIBX11_SYSTEM
1409 #endif
1410 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1411
1412 #ifdef UNEXEC
1413 configure___ unexec=UNEXEC
1414 #else
1415 configure___ unexec=unexec.o
1416 #endif
1417
1418 #ifdef SYSTEM_MALLOC
1419 configure___ system_malloc=yes
1420 #else
1421 configure___ system_malloc=no
1422 #endif
1423
1424 #ifndef C_DEBUG_SWITCH
1425 #define C_DEBUG_SWITCH -g
1426 #endif
1427
1428 #ifndef C_OPTIMIZE_SWITCH
1429 #define C_OPTIMIZE_SWITCH -O
1430 #endif
1431
1432 #ifndef LD_SWITCH_MACHINE
1433 #define LD_SWITCH_MACHINE
1434 #endif
1435
1436 #ifndef LD_SWITCH_SYSTEM
1437 #define LD_SWITCH_SYSTEM
1438 #endif
1439
1440 #ifndef LD_SWITCH_X_SITE_AUX
1441 #define LD_SWITCH_X_SITE_AUX
1442 #endif
1443
1444 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1445 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1446
1447 #ifdef THIS_IS_CONFIGURE
1448
1449 /* Get the CFLAGS for tests in configure. */
1450 #ifdef __GNUC__
1451 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1452 #else
1453 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1454 #endif
1455
1456 #else /* not THIS_IS_CONFIGURE */
1457
1458 /* Get the CFLAGS for real compilation. */
1459 #ifdef __GNUC__
1460 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1461 #else
1462 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1463 #endif
1464
1465 #endif /* not THIS_IS_CONFIGURE */
1466 ' > ${tempcname}
1467
1468 # The value of CPP is a quoted variable reference, so we need to do this
1469 # to get its actual value...
1470 CPP=`eval "echo $CPP"`
1471 changequote(, )dnl
1472 eval `${CPP} -Isrc ${tempcname} \
1473 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1474 if test "x$SPECIFIED_CFLAGS" = x; then
1475 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1476 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1477 else
1478 REAL_CFLAGS="$CFLAGS"
1479 fi
1480 changequote([, ])dnl
1481 rm ${tempcname}
1482
1483 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1484
1485 ### Compute the unexec source name from the object name.
1486 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1487
1488 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1489 # Assume not, until told otherwise.
1490 GNU_MALLOC=yes
1491 doug_lea_malloc=yes
1492 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1493 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1494 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1495 emacs_cv_var___after_morecore_hook,
1496 AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1497 emacs_cv_var___after_morecore_hook=yes,
1498 emacs_cv_var___after_morecore_hook=no))
1499 if test $emacs_cv_var___after_morecore_hook = no; then
1500 doug_lea_malloc=no
1501 fi
1502 if test "${system_malloc}" = "yes"; then
1503 GNU_MALLOC=no
1504 GNU_MALLOC_reason="
1505 (The GNU allocators don't work with this system configuration.)"
1506 fi
1507 if test "$doug_lea_malloc" = "yes" ; then
1508 if test "$GNU_MALLOC" = yes ; then
1509 GNU_MALLOC_reason="
1510 (Using Doug Lea's new malloc from the GNU C Library.)"
1511 fi
1512 AC_DEFINE(DOUG_LEA_MALLOC)
1513 fi
1514
1515 if test x"${REL_ALLOC}" = x; then
1516 REL_ALLOC=${GNU_MALLOC}
1517 fi
1518
1519 LISP_FLOAT_TYPE=yes
1520
1521
1522 #### Add the libraries to LIBS and check for some functions.
1523
1524 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1525 CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1526 else
1527 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1528 fi
1529
1530 LIBS="$libsrc_libs $LIBS"
1531
1532 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1533 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1534 AC_CHECK_LIB(dnet, dnet_ntoa)
1535 dnl This causes -lresolv to get used in subsequent tests,
1536 dnl which causes failures on some systems such as HPUX 9.
1537 dnl AC_CHECK_LIB(resolv, gethostbyname)
1538
1539 dnl FIXME replace main with a function we actually want from this library.
1540 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1541
1542 AC_CHECK_LIB(pthreads, cma_open)
1543
1544 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1545 if test -d /usr/X386/include; then
1546 HAVE_XFREE386=yes
1547 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1548 else
1549 HAVE_XFREE386=no
1550 fi
1551 AC_MSG_RESULT($HAVE_XFREE386)
1552
1553 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1554 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1555
1556 if test "${HAVE_X11}" = "yes"; then
1557 DEFS="$C_SWITCH_X_SITE $DEFS"
1558 LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1559 LIBS="$LIBX $LIBS"
1560 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1561
1562 # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1563 # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1564 # but it's more convenient here to set LD_RUN_PATH
1565 # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1566 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1567 LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1568 export LD_RUN_PATH
1569 fi
1570
1571 if test "${opsys}" = "gnu-linux"; then
1572 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1573 AC_TRY_LINK([],
1574 [XOpenDisplay ("foo");],
1575 [xlinux_first_failure=no],
1576 [xlinux_first_failure=yes])
1577 if test "${xlinux_first_failure}" = "yes"; then
1578 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1579 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1580 OLD_CPPFLAGS="$CPPFLAGS"
1581 OLD_LIBS="$LIBS"
1582 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1583 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1584 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1585 LIBS="$LIBS -b i486-linuxaout"
1586 AC_TRY_LINK([],
1587 [XOpenDisplay ("foo");],
1588 [xlinux_second_failure=no],
1589 [xlinux_second_failure=yes])
1590 if test "${xlinux_second_failure}" = "yes"; then
1591 # If we get the same failure with -b, there is no use adding -b.
1592 # So take it out. This plays safe.
1593 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1594 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1595 CPPFLAGS="$OLD_CPPFLAGS"
1596 LIBS="$OLD_LIBS"
1597 AC_MSG_RESULT(no)
1598 else
1599 AC_MSG_RESULT(yes)
1600 fi
1601 else
1602 AC_MSG_RESULT(no)
1603 fi
1604 fi
1605
1606 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1607 XScreenNumberOfScreen XSetWMProtocols)
1608 fi
1609
1610 if test "${window_system}" = "x11"; then
1611 AC_MSG_CHECKING(X11 version 6)
1612 AC_CACHE_VAL(emacs_cv_x11_version_6,
1613 AC_TRY_LINK([#include <X11/Xlib.h>],
1614 [#if XlibSpecificationRelease < 6
1615 fail;
1616 #endif
1617 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no))
1618 if test $emacs_cv_x11_version_6 = yes; then
1619 AC_MSG_RESULT(6 or newer)
1620 AC_DEFINE(HAVE_X11R6)
1621 else
1622 AC_MSG_RESULT(before 6)
1623 fi
1624 fi
1625
1626 if test "${window_system}" = "x11"; then
1627 AC_MSG_CHECKING(X11 version 5)
1628 AC_CACHE_VAL(emacs_cv_x11_version_5,
1629 AC_TRY_LINK([#include <X11/Xlib.h>],
1630 [#if XlibSpecificationRelease < 5
1631 fail;
1632 #endif
1633 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no))
1634 if test $emacs_cv_x11_version_5 = yes; then
1635 AC_MSG_RESULT(5 or newer)
1636 HAVE_X11R5=yes
1637 AC_DEFINE(HAVE_X11R5)
1638 else
1639 HAVE_X11R5=no
1640 AC_MSG_RESULT(before 5)
1641 fi
1642 fi
1643
1644 dnl Do not put whitespace before the #include statements below.
1645 dnl Older compilers (eg sunos4 cc) choke on it.
1646 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1647 if test x"${HAVE_X11R5}" = xyes; then
1648 AC_MSG_CHECKING(X11 version 5 with Xaw)
1649 AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1650 AC_TRY_LINK([
1651 #include <X11/Intrinsic.h>
1652 #include <X11/Xaw/Simple.h>],
1653 [],
1654 emacs_cv_x11_version_5_with_xaw=yes,
1655 emacs_cv_x11_version_5_with_xaw=no))
1656 if test $emacs_cv_x11_version_5_with_xaw = yes; then
1657 AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1658 USE_X_TOOLKIT=LUCID
1659 else
1660 AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1661 USE_X_TOOLKIT=none
1662 fi
1663 else
1664 USE_X_TOOLKIT=none
1665 fi
1666 fi
1667
1668 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1669
1670 dnl Use toolkit scroll bars if configured for X toolkit and either
1671 dnl using Motif or Xaw3d is available.
1672
1673 if test "${USE_X_TOOLKIT}" != "none"; then
1674 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1675 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1676 HAVE_XAW3D=no
1677 elif test "${HAVE_XAW3D}" = "yes"; then
1678 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1679 fi
1680 fi
1681
1682 if test "${USE_X_TOOLKIT}" != "none"; then
1683 AC_MSG_CHECKING(X11 toolkit version)
1684 AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1685 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1686 [#if XtSpecificationRelease < 6
1687 fail;
1688 #endif
1689 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no))
1690 HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1691 if test $emacs_cv_x11_toolkit_version_6 = yes; then
1692 AC_MSG_RESULT(6 or newer)
1693 AC_DEFINE(HAVE_X11XTR6)
1694 else
1695 AC_MSG_RESULT(before 6)
1696 fi
1697
1698 dnl If using toolkit, check whether libXmu.a exists.
1699 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1700 OLDLIBS="$LIBS"
1701 if test x$HAVE_X11XTR6 = xyes; then
1702 LIBS="-lXt -lSM -lICE $LIBS"
1703 else
1704 LIBS="-lXt $LIBS"
1705 fi
1706 AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1707 LIBS="$OLDLIBS"
1708 fi
1709
1710 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1711 AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1712 AC_TRY_COMPILE([#include <Xm/Xm.h>],
1713 [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1714 int x = 5;
1715 #else
1716 Motif version prior to 2.1.
1717 #endif],
1718 emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no))
1719 HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1720 if test $emacs_cv_motif_version_2_1 = yes; then
1721 AC_DEFINE(HAVE_MOTIF_2_1)
1722 AC_CHECK_LIB(Xp, XpCreateContext)
1723 fi
1724 fi
1725
1726 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1727 AC_CACHE_CHECK(whether netdb declares h_errno,
1728 emacs_cv_netdb_declares_h_errno,
1729 AC_TRY_LINK([#include <netdb.h>],
1730 [return h_errno;],
1731 emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no))
1732 if test $emacs_cv_netdb_declares_h_errno = yes; then
1733 AC_DEFINE(HAVE_H_ERRNO)
1734 fi
1735
1736 AC_FUNC_ALLOCA
1737
1738 # fmod, logb, and frexp are found in -lm on most systems.
1739 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1740 AC_CHECK_LIB(m, sqrt)
1741
1742 # Check for mail-locking functions in a "mail" library
1743 AC_CHECK_LIB(mail, maillock,
1744 AC_DEFINE(HAVE_LIBMAIL)
1745 AC_CHECK_FUNCS(touchlock)
1746 AC_CHECK_HEADERS(maillock.h))
1747
1748 AC_CHECK_FUNCS(gettimeofday gethostname getdomainname dup2 \
1749 rename closedir mkdir rmdir sysinfo \
1750 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1751 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1752 utimes setrlimit setpgid getcwd shutdown strftime)
1753
1754 # Check this now, so that we will NOT find the above functions in ncurses.
1755 # That is because we have not set up to link ncurses in lib-src.
1756 # It's better to believe a function is not available
1757 # than to expect to find it in ncurses.
1758 AC_CHECK_LIB(ncurses, tparm)
1759
1760 # Solaris requires -lintl if you want strerror (which calls dgettext)
1761 # to return localized messages.
1762 AC_CHECK_LIB(intl, dgettext)
1763
1764 AC_MSG_CHECKING(whether localtime caches TZ)
1765 AC_CACHE_VAL(emacs_cv_localtime_cache,
1766 [if test x$ac_cv_func_tzset = xyes; then
1767 AC_TRY_RUN([#include <time.h>
1768 #if STDC_HEADERS
1769 # include <stdlib.h>
1770 #endif
1771 extern char **environ;
1772 unset_TZ ()
1773 {
1774 char **from, **to;
1775 for (to = from = environ; (*to = *from); from++)
1776 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1777 to++;
1778 }
1779 char TZ_GMT0[] = "TZ=GMT0";
1780 char TZ_PST8[] = "TZ=PST8";
1781 main()
1782 {
1783 time_t now = time ((time_t *) 0);
1784 int hour_GMT0, hour_unset;
1785 if (putenv (TZ_GMT0) != 0)
1786 exit (1);
1787 hour_GMT0 = localtime (&now)->tm_hour;
1788 unset_TZ ();
1789 hour_unset = localtime (&now)->tm_hour;
1790 if (putenv (TZ_PST8) != 0)
1791 exit (1);
1792 if (localtime (&now)->tm_hour == hour_GMT0)
1793 exit (1);
1794 unset_TZ ();
1795 if (localtime (&now)->tm_hour != hour_unset)
1796 exit (1);
1797 exit (0);
1798 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1799 [# If we have tzset, assume the worst when cross-compiling.
1800 emacs_cv_localtime_cache=yes])
1801 else
1802 # If we lack tzset, report that localtime does not cache TZ,
1803 # since we can't invalidate the cache if we don't have tzset.
1804 emacs_cv_localtime_cache=no
1805 fi])dnl
1806 AC_MSG_RESULT($emacs_cv_localtime_cache)
1807 if test $emacs_cv_localtime_cache = yes; then
1808 AC_DEFINE(LOCALTIME_CACHE)
1809 fi
1810
1811 if test "x$HAVE_TIMEVAL" = xyes; then
1812 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
1813 emacs_cv_gettimeofday_two_arguments,
1814 AC_TRY_LINK([
1815 #ifdef TIME_WITH_SYS_TIME
1816 #include <sys/time.h>
1817 #include <time.h>
1818 #else
1819 #ifdef HAVE_SYS_TIME_H
1820 #include <sys/time.h>
1821 #else
1822 #include <time.h>
1823 #endif
1824 #endif
1825 ],
1826 [
1827 struct timeval time;
1828 struct timezone dummy;
1829 gettimeofday (&time, &dummy);
1830 ],
1831 emacs_cv_gettimeofday_two_arguments=yes,
1832 emacs_cv_gettimeofday_two_arguments=no))
1833 if test $emacs_cv_gettimeofday_two_arguments = no; then
1834 AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
1835 fi
1836 fi
1837
1838 ok_so_far=yes
1839 AC_CHECK_FUNC(socket, , ok_so_far=no)
1840 if test $ok_so_far = yes; then
1841 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1842 fi
1843 if test $ok_so_far = yes; then
1844 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1845 fi
1846 if test $ok_so_far = yes; then
1847 AC_DEFINE(HAVE_INET_SOCKETS)
1848 fi
1849
1850 if test -f /usr/lpp/X11/bin/smt.exp; then
1851 AC_DEFINE(HAVE_AIX_SMT_EXP)
1852 fi
1853
1854 # Set up the CFLAGS for real compilation, so we can substitute it.
1855 CFLAGS="$REAL_CFLAGS"
1856
1857 changequote(, )dnl
1858 #### Find out which version of Emacs this is.
1859 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1860 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1861 changequote([, ])dnl
1862 if test x"${version}" = x; then
1863 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1864 fi
1865
1866 ### Specify what sort of things we'll be editing into Makefile and config.h.
1867 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1868 AC_SUBST(version)
1869 AC_SUBST(configuration)
1870 AC_SUBST(canonical)
1871 AC_SUBST(srcdir)
1872 AC_SUBST(prefix)
1873 AC_SUBST(exec_prefix)
1874 AC_SUBST(bindir)
1875 AC_SUBST(datadir)
1876 AC_SUBST(sharedstatedir)
1877 AC_SUBST(libexecdir)
1878 AC_SUBST(mandir)
1879 AC_SUBST(infodir)
1880 AC_SUBST(lispdir)
1881 AC_SUBST(locallisppath)
1882 AC_SUBST(lisppath)
1883 AC_SUBST(x_default_search_path)
1884 AC_SUBST(etcdir)
1885 AC_SUBST(archlibdir)
1886 AC_SUBST(docdir)
1887 AC_SUBST(bitmapdir)
1888 AC_SUBST(c_switch_system)
1889 AC_SUBST(c_switch_machine)
1890 AC_SUBST(LD_SWITCH_X_SITE)
1891 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1892 AC_SUBST(C_SWITCH_X_SITE)
1893 AC_SUBST(CFLAGS)
1894 AC_SUBST(X_TOOLKIT_TYPE)
1895 AC_SUBST(machfile)
1896 AC_SUBST(opsysfile)
1897 AC_SUBST(RANLIB)
1898
1899 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1900 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1901 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1902 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1903 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1904 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1905 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1906 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1907
1908 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1909 AC_DEFINE(HAVE_X_WINDOWS)
1910 fi
1911 if test "${USE_X_TOOLKIT}" != "none" ; then
1912 AC_DEFINE(USE_X_TOOLKIT)
1913 fi
1914 if test "${HAVE_X11}" = "yes" ; then
1915 AC_DEFINE(HAVE_X11)
1916 fi
1917 if test "${HAVE_XFREE386}" = "yes" ; then
1918 AC_DEFINE(HAVE_XFREE386)
1919 fi
1920 if test "${HAVE_MENUS}" = "yes" ; then
1921 AC_DEFINE(HAVE_MENUS)
1922 fi
1923 if test "${GNU_MALLOC}" = "yes" ; then
1924 AC_DEFINE(GNU_MALLOC)
1925 fi
1926 if test "${REL_ALLOC}" = "yes" ; then
1927 AC_DEFINE(REL_ALLOC)
1928 fi
1929 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1930 AC_DEFINE(LISP_FLOAT_TYPE)
1931 fi
1932
1933 #### Report on what we decided to do.
1934 echo "
1935 Configured for \`${canonical}'.
1936
1937 Where should the build process find the source code? ${srcdir}
1938 What operating system and machine description files should Emacs use?
1939 \`${opsysfile}' and \`${machfile}'
1940 What compiler should emacs be built with? ${CC} ${CFLAGS}
1941 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1942 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1943 What window system should Emacs use? ${window_system}
1944 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
1945
1946 if test -n "${x_includes}"; then
1947 echo " Where do we find X Windows header files? ${x_includes}"
1948 else
1949 echo " Where do we find X Windows header files? Standard dirs"
1950 fi
1951 if test -n "${x_libraries}"; then
1952 echo " Where do we find X Windows libraries? ${x_libraries}"
1953 else
1954 echo " Where do we find X Windows libraries? Standard dirs"
1955 fi
1956
1957 echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}"
1958 echo " Does Emacs use -lXpm? ${HAVE_XPM}"
1959 echo " Does Emacs use -ljpeg? ${HAVE_JPEG}"
1960 echo " Does Emacs use -ltiff34? ${HAVE_TIFF}"
1961 echo " Does Emacs use -lungif? ${HAVE_GIF}"
1962 echo " Does Emacs use -lpng? ${HAVE_PNG}"
1963 echo
1964
1965 # Remove any trailing slashes in these variables.
1966 changequote(, )dnl
1967 test "${prefix}" != NONE &&
1968 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1969 test "${exec_prefix}" != NONE &&
1970 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1971 changequote([, ])dnl
1972
1973 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1974 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
1975 leim/Makefile, [
1976
1977 ### Make the necessary directories, if they don't exist.
1978 for dir in etc lisp ; do
1979 test -d ${dir} || mkdir ${dir}
1980 done
1981
1982 # Build src/Makefile from ${srcdir}/src/Makefile.c
1983 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1984 # This must be done after src/config.h is built, since we rely on that file.
1985
1986 changequote(, )dnl The horror, the horror.
1987 # Now get this: Some word that is part of the ${srcdir} directory name
1988 # or the ${configuration} value might, just might, happen to be an
1989 # identifier like `sun4' or `i386' or something, and be predefined by
1990 # the C preprocessor to some helpful value like 1, or maybe the empty
1991 # string. Needless to say consequent macro substitutions are less
1992 # than conducive to the makefile finding the correct directory.
1993 undefs="`echo $top_srcdir $configuration $canonical |
1994 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1995 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1996 `"
1997 changequote([, ])dnl
1998
1999 echo creating src/epaths.h
2000 make epaths-force
2001
2002 echo creating lib-src/Makefile
2003 ( cd lib-src
2004 rm -f junk.c junk1.c junk2.c
2005 sed -e '/start of cpp stuff/q' \
2006 < Makefile.c > junk1.c
2007 sed -e '1,/start of cpp stuff/d'\
2008 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2009 < Makefile.c > junk.c
2010 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2011 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2012 cat junk1.c junk2.c > Makefile.new
2013 rm -f junk.c junk1.c junk2.c
2014 chmod 444 Makefile.new
2015 mv -f Makefile.new Makefile
2016 )
2017
2018 echo creating src/Makefile
2019 ( cd src
2020 rm -f junk.c junk1.c junk2.c
2021 sed -e '/start of cpp stuff/q' \
2022 < Makefile.c > junk1.c
2023 sed -e '1,/start of cpp stuff/d'\
2024 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2025 < Makefile.c > junk.c
2026 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2027 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2028 cat junk1.c junk2.c > Makefile.new
2029 rm -f junk.c junk1.c junk2.c
2030 chmod 444 Makefile.new
2031 mv -f Makefile.new Makefile
2032 )
2033
2034 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
2035 echo creating src/.gdbinit
2036 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
2037 fi
2038
2039 # This is how we know whether to re-run configure in certain cases.
2040 touch src/config.stamp
2041
2042 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])