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