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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, 2000, 2001
7 dnl Free Software Foundation, Inc.
8 dnl
9 dnl This file is part of GNU Emacs.
10 dnl
11 dnl GNU Emacs is free software; you can redistribute it and/or modify
12 dnl it under the terms of the GNU General Public License as published by
13 dnl the Free Software Foundation; either version 2, or (at your option)
14 dnl any later version.
15 dnl
16 dnl GNU Emacs is distributed in the hope that it will be useful,
17 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
18 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 dnl GNU General Public License for more details.
20 dnl
21 dnl You should have received a copy of the GNU General Public License
22 dnl along with GNU Emacs; see the file COPYING. If not, write to the
23 dnl Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 dnl Boston, MA 02111-1307, USA.
25
26 AC_PREREQ(2.50)dnl
27 AC_INIT(src/lisp.h)
28 AC_CONFIG_HEADER(src/config.h:src/config.in)
29
30 lispdir='${datadir}/emacs/${version}/lisp'
31 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
32 '${datadir}/emacs/site-lisp:${datadir}/emacs/${version}/leim'
33 lisppath='${locallisppath}:${lispdir}'
34 etcdir='${datadir}/emacs/${version}/etc'
35 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
36 docdir='${datadir}/emacs/${version}/etc'
37
38 AC_ARG_WITH(gcc,
39 [ --without-gcc don't use GCC to compile Emacs if GCC is found])
40 AC_ARG_WITH(pop,
41 [ --without-pop don't support POP mail retrieval with movemail],
42 [if test "$withval" = yes; then
43 AC_DEFINE(MAIL_USE_POP)
44 else :
45 fi],
46 AC_DEFINE(MAIL_USE_POP))
47 AC_ARG_WITH(kerberos,
48 [ --with-kerberos support Kerberos-authenticated POP],
49 [AC_DEFINE(KERBEROS)])
50 AC_ARG_WITH(kerberos5,
51 [ --with-kerberos5 support Kerberos version 5 authenticated POP],
52 [if test "${with_kerberos5+set}" = set; then
53 if test "${with_kerberos+set}" != set; then
54 with_kerberos=yes
55 AC_DEFINE(KERBEROS)
56 fi
57 fi
58 AC_DEFINE(KERBEROS5)])
59 AC_ARG_WITH(hesiod,
60 [ --with-hesiod support Hesiod to get the POP server host],
61 [AC_DEFINE(HESIOD)])
62 dnl This should be the last --with option, because --with-x is
63 dnl added later on when we find the path of X, and it's best to
64 dnl keep them together visually.
65 AC_ARG_WITH(x-toolkit,
66 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif/no)],
67 [ case "${withval}" in
68 y | ye | yes ) val=athena ;;
69 n | no ) val=no ;;
70 l | lu | luc | luci | lucid ) val=lucid ;;
71 a | at | ath | athe | athen | athena ) val=athena ;;
72 m | mo | mot | moti | motif ) val=motif ;;
73 dnl These don't currently work.
74 dnl o | op | ope | open | open- | open-l | open-lo \
75 dnl | open-loo | open-look ) val=open-look ;;
76 * )
77 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
78 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
79 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
80 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
81 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
82 ;;
83 esac
84 with_x_toolkit=$val
85 ])
86 AC_ARG_WITH(xpm,
87 [ --with-xpm use -lXpm for displaying XPM images])
88 AC_ARG_WITH(jpeg,
89 [ --with-jpeg use -ljpeg for displaying JPEG images])
90 AC_ARG_WITH(tiff,
91 [ --with-tiff use -ltiff for displaying TIFF images])
92 AC_ARG_WITH(gif,
93 [ --with-gif use -lungif for displaying GIF images])
94 AC_ARG_WITH(png,
95 [ --with-png use -lpng for displaying PNG images])
96 AC_ARG_WITH(toolkit-scroll-bars,
97 [ --without-toolkit-scroll-bars
98 don't use Motif or Xaw3d scroll bars])
99 AC_ARG_WITH(xim,
100 [ --without-xim don't use X11 XIM])
101
102 #### Make srcdir absolute, if it isn't already. It's important to
103 #### avoid running the path through pwd unnecessarily, since pwd can
104 #### give you automounter prefixes, which can go away. We do all this
105 #### so Emacs can find its files when run uninstalled.
106 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
107 unset CDPATH
108 case "${srcdir}" in
109 /* ) ;;
110 . )
111 ## We may be able to use the $PWD environment variable to make this
112 ## absolute. But sometimes PWD is inaccurate.
113 if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".${PWD}" ;
114 then
115 srcdir="$PWD"
116 else
117 srcdir="`(cd ${srcdir}; pwd)`"
118 fi
119 ;;
120 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
121 esac
122
123 #### Check if the source directory already has a configured system in it.
124 if test `pwd` != `(cd ${srcdir} && pwd)` \
125 && test -f "${srcdir}/src/config.h" ; then
126 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
127 as a build directory right now; it has been configured in its own
128 right. To configure in another directory as well, you MUST
129 use GNU make. If you do not have GNU make, then you must
130 now do \`make distclean' in ${srcdir},
131 and then run $0 again.])
132
133 changequote(, )dnl
134 extrasub='/^VPATH[ ]*=/c\
135 changequote([, ])dnl
136 vpath %.c $(srcdir)\
137 vpath %.h $(srcdir)\
138 vpath %.y $(srcdir)\
139 vpath %.l $(srcdir)\
140 vpath %.s $(srcdir)\
141 vpath %.in $(srcdir)\
142 vpath %.texi $(srcdir)'
143 fi
144
145 #### Given the configuration name, set machfile and opsysfile to the
146 #### names of the m/*.h and s/*.h files we should use.
147
148 ### Canonicalize the configuration name.
149
150 AC_CANONICAL_HOST
151 canonical=$host
152 configuration=${host_alias-$host}
153
154 changequote(, )dnl
155
156 ### If you add support for a new configuration, add code to this
157 ### switch statement to recognize your configuration name and select
158 ### the appropriate operating system and machine description files.
159
160 ### You would hope that you could choose an m/*.h file pretty much
161 ### based on the machine portion of the configuration name, and an s-
162 ### file based on the operating system portion. However, it turns out
163 ### that each m/*.h file is pretty manufacturer-specific - for
164 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
165 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
166 ### machines. So we basically have to have a special case for each
167 ### configuration name.
168 ###
169 ### As far as handling version numbers on operating systems is
170 ### concerned, make sure things will fail in a fixable way. If
171 ### /etc/MACHINES doesn't say anything about version numbers, be
172 ### prepared to handle anything reasonably. If version numbers
173 ### matter, be sure /etc/MACHINES says something about it.
174 ###
175 ### Eric Raymond says we should accept strings like "sysvr4" to mean
176 ### "System V Release 4"; he writes, "The old convention encouraged
177 ### confusion between `system' and `release' levels'."
178
179 machine='' opsys='' unported=no
180 case "${canonical}" in
181
182 ## NetBSD ports
183 *-*-netbsd* )
184 opsys=netbsd
185 case "${canonical}" in
186 alpha*-*-netbsd*) machine=alpha ;;
187 i[3456]86-*-netbsd*) machine=intel386 ;;
188 m68k-*-netbsd*)
189 # This is somewhat bogus.
190 machine=hp9000s300 ;;
191 powerpc-apple-netbsd*) machine=macppc ;;
192 mips-*-netbsd*) machine=pmax ;;
193 mipsel-*-netbsd*) machine=pmax ;;
194 ns32k-*-netbsd*) machine=ns32000 ;;
195 powerpc-*-netbsd*) machine=macppc ;;
196 sparc*-*-netbsd*) machine=sparc ;;
197 vax-*-netbsd*) machine=vax ;;
198 arm-*-netbsd*) machine=arm ;;
199 esac
200 ;;
201
202 ## OpenBSD ports
203 *-*-openbsd* )
204 opsys=openbsd
205 case "${canonical}" in
206 alpha*-*-openbsd*) machine=alpha ;;
207 i386-*-openbsd*) machine=intel386 ;;
208 m68k-*-openbsd*) machine=hp9000s300 ;;
209 mipsel-*-openbsd*) machine=pmax ;;
210 ns32k-*-openbsd*) machine=ns32000 ;;
211 sparc-*-openbsd*) machine=sparc ;;
212 vax-*-openbsd*) machine=vax ;;
213 esac
214 ;;
215
216 ## Acorn RISCiX:
217 arm-acorn-riscix1.1* )
218 machine=acorn opsys=riscix1-1
219 ;;
220 arm-acorn-riscix1.2* | arm-acorn-riscix )
221 ## This name is riscix12 instead of riscix1.2
222 ## to avoid a file name conflict on MSDOS.
223 machine=acorn opsys=riscix12
224 ;;
225
226 ## BSDI ports
227 *-*-bsdi* )
228 opsys=bsdi
229 case "${canonical}" in
230 i[345]86-*-bsdi*) machine=intel386 ;;
231 sparc-*-bsdi*) machine=sparc ;;
232 powerpc-*-bsdi*) machine=macppc ;;
233 esac
234 case "${canonical}" in
235 *-*-bsd386* | *-*-bsdi1* ) opsys=bsd386 ;;
236 *-*-bsdi2.0* ) opsys=bsdos2 ;;
237 *-*-bsdi2* ) opsys=bsdos2-1 ;;
238 *-*-bsdi3* ) opsys=bsdos3 ;;
239 *-*-bsdi4* ) opsys=bsdos4 ;;
240 esac
241 ;;
242
243 ## Alliant machines
244 ## Strictly speaking, we need the version of the alliant operating
245 ## system to choose the right machine file, but currently the
246 ## configuration name doesn't tell us enough to choose the right
247 ## one; we need to give alliants their own operating system name to
248 ## do this right. When someone cares, they can help us.
249 fx80-alliant-* )
250 machine=alliant4 opsys=bsd4-2
251 ;;
252 i860-alliant-* )
253 machine=alliant-2800 opsys=bsd4-3
254 ;;
255
256 ## Alpha (DEC) machines.
257 alpha*-dec-osf* )
258 machine=alpha opsys=osf1
259 # This is needed to find X11R6.1 libraries for certain tests.
260 NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
261 GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
262 # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
263 # due to non-traditional preprocessing with the current compiler
264 # defaults. OSF 4 can also have that compiler version, and there
265 # seems always to have been a usable /usr/bin/cpp.
266 NON_GNU_CPP=/usr/bin/cpp
267 case "${canonical}" in
268 alpha*-dec-osf[5-9]*)
269 opsys=osf5-0 ;;
270 esac
271 ;;
272
273 alpha*-*-linux-gnu* )
274 machine=alpha opsys=gnu-linux
275 ;;
276
277 arm*-*-linux-gnu* )
278 machine=arm opsys=gnu-linux
279 ;;
280
281 ppc-*-linux | \
282 powerpc-*-linux* )
283 machine=macppc opsys=gnu-linux
284 ;;
285
286 ## Altos 3068
287 m68*-altos-sysv* )
288 machine=altos opsys=usg5-2
289 ;;
290
291 ## Amdahl UTS
292 580-amdahl-sysv* )
293 machine=amdahl opsys=usg5-2-2
294 ;;
295
296 ## Apollo, Domain/OS
297 m68*-apollo-* )
298 machine=apollo opsys=bsd4-3
299 ;;
300
301 ## AT&T 3b2, 3b5, 3b15, 3b20
302 we32k-att-sysv* )
303 machine=att3b opsys=usg5-2-2
304 ;;
305
306 ## AT&T 3b1 - The Mighty Unix PC!
307 m68*-att-sysv* )
308 machine=7300 opsys=usg5-2-2
309 ;;
310
311 ## Bull dpx20
312 rs6000-bull-bosx* )
313 machine=ibmrs6000 opsys=aix3-2
314 ;;
315
316 ## Bull dpx2
317 m68*-bull-sysv3* )
318 machine=dpx2 opsys=usg5-3
319 ;;
320
321 ## Bull sps7
322 m68*-bull-sysv2* )
323 machine=sps7 opsys=usg5-2
324 ;;
325
326 ## CCI 5/32, 6/32 -- see "Tahoe".
327
328 ## Celerity
329 ## I don't know what configuration name to use for this; config.sub
330 ## doesn't seem to know anything about it. Hey, Celerity users, get
331 ## in touch with us!
332 celerity-celerity-bsd* )
333 machine=celerity opsys=bsd4-2
334 ;;
335
336 ## Clipper
337 ## What operating systems does this chip run that Emacs has been
338 ## tested on?
339 clipper-* )
340 machine=clipper
341 ## We'll use the catch-all code at the bottom to guess the
342 ## operating system.
343 ;;
344
345 ## Convex
346 *-convex-bsd* | *-convex-convexos* )
347 machine=convex opsys=bsd4-3
348 ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
349 NON_GNU_CPP="cc -E -P"
350 ;;
351
352 ## Cubix QBx/386
353 i[3456]86-cubix-sysv* )
354 machine=intel386 opsys=usg5-3
355 ;;
356
357 ## Cydra 5
358 cydra*-cydrome-sysv* )
359 machine=cydra5 opsys=usg5-3
360 ;;
361
362 ## Data General AViiON Machines
363 ## DG changed naming conventions with the release of 5.4.4.10, they
364 ## dropped the initial 5.4 but left the intervening R. Because of the
365 ## R this shouldn't conflict with older versions of the OS (which I
366 ## think were named like dgux4.*). In addition, DG new AViiONs series
367 ## uses either Motorola M88k or Intel Pentium CPUs.
368 m88k-dg-dguxR4.* | m88k-dg-dgux4* )
369 machine=aviion opsys=dgux4
370 ;;
371 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
372 ## This name is dgux5-4-3 instead of dgux5-4r3
373 ## to avoid a file name conflict on MSDOS.
374 machine=aviion opsys=dgux5-4-3
375 ;;
376 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
377 machine=aviion opsys=dgux5-4r2
378 ;;
379 m88k-dg-dgux* )
380 machine=aviion opsys=dgux
381 ;;
382
383 ## Data General AViiON Intel (x86) Machines
384 ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
385 ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
386 i[345]86-dg-dguxR4* )
387 machine=aviion-intel opsys=dgux4
388 ;;
389
390 ## DECstations
391 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
392 machine=pmax opsys=bsd4-2
393 ;;
394 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
395 machine=pmax opsys=bsd4-3
396 ;;
397 mips-dec-ultrix* )
398 machine=pmax opsys=ultrix4-3
399 ;;
400 mips-dec-osf* )
401 machine=pmax opsys=osf1
402 ;;
403 mips-dec-mach_bsd4.3* )
404 machine=pmax opsys=mach-bsd4-3
405 ;;
406
407 ## Motorola Delta machines
408 m68k-motorola-sysv* | m68000-motorola-sysv* )
409 machine=delta opsys=usg5-3
410 if test -z "`type gnucc | grep 'not found'`"
411 then
412 if test -s /etc/167config
413 then CC="gnucc -m68040"
414 else CC="gnucc -m68881"
415 fi
416 else
417 if test -z "`type gcc | grep 'not found'`"
418 then CC=gcc
419 else CC=cc
420 fi
421 fi
422 ;;
423 m88k-motorola-sysv4* )
424 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
425 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
426 # I hope there are not other 4.0 versions for this machine
427 # which really need usg5-4 instead.
428 machine=delta88k opsys=usg5-4-2
429 ;;
430 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
431 machine=delta88k opsys=usg5-3
432 ;;
433
434 ## Dual machines
435 m68*-dual-sysv* )
436 machine=dual opsys=usg5-2
437 ;;
438 m68*-dual-uniplus* )
439 machine=dual opsys=unipl5-2
440 ;;
441
442 ## Elxsi 6400
443 elxsi-elxsi-sysv* )
444 machine=elxsi opsys=usg5-2
445 ;;
446
447 ## Encore machines
448 ns16k-encore-bsd* )
449 machine=ns16000 opsys=umax
450 ;;
451
452 ## The GEC 63 - apparently, this port isn't really finished yet.
453 # I'm sure we finished off the last of the machines, though. -- fx
454
455 ## Gould Power Node and NP1
456 pn-gould-bsd4.2* )
457 machine=gould opsys=bsd4-2
458 ;;
459 pn-gould-bsd4.3* )
460 machine=gould opsys=bsd4-3
461 ;;
462 np1-gould-bsd* )
463 machine=gould-np1 opsys=bsd4-3
464 ;;
465
466 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
467 ## as far as Emacs is concerned).
468 m88k-harris-cxux* )
469 # Build needs to be different on 7.0 and later releases
470 case "`uname -r`" in
471 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
472 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
473 esac
474 NON_GNU_CPP="/lib/cpp"
475 ;;
476 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
477 m68k-harris-cxux* )
478 machine=nh3000 opsys=cxux
479 ;;
480 ## Harris power pc NightHawk running Power UNIX (Series 6000)
481 powerpc-harris-powerunix )
482 machine=nh6000 opsys=powerunix
483 NON_GNU_CPP="cc -Xo -E -P"
484 ;;
485 ## SR2001/SR2201 running HI-UX/MPP
486 hppa1.1-hitachi-hiuxmpp* )
487 machine=sr2k opsys=hiuxmpp
488 ;;
489 hppa1.1-hitachi-hiuxwe2* )
490 machine=sr2k opsys=hiuxwe2
491 ;;
492 ## Honeywell XPS100
493 xps*-honeywell-sysv* )
494 machine=xps100 opsys=usg5-2
495 ;;
496
497 ## HP 9000 series 200 or 300
498 m68*-hp-bsd* )
499 machine=hp9000s300 opsys=bsd4-3
500 ;;
501 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
502 m68*-hp-hpux* )
503 case "`uname -r`" in
504 ## Someone's system reports A.B8.05 for this.
505 ## I wonder what other possibilities there are.
506 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
507 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
508 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
509 *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
510 *) machine=hp9000s300 opsys=hpux ;;
511 esac
512 ;;
513
514 ## HP 9000 series 700 and 800, running HP/UX
515 hppa*-hp-hpux7* )
516 machine=hp800 opsys=hpux
517 ;;
518 hppa*-hp-hpux8* )
519 machine=hp800 opsys=hpux8
520 ;;
521 hppa*-hp-hpux9shr* )
522 machine=hp800 opsys=hpux9shr
523 ;;
524 hppa*-hp-hpux9* )
525 machine=hp800 opsys=hpux9
526 ;;
527 hppa*-hp-hpux1[0-9]* )
528 machine=hp800 opsys=hpux10
529 ;;
530
531 ## HP 9000 series 700 and 800, running HP/UX
532 hppa*-hp-hpux* )
533 ## Cross-compilation? Nah!
534 case "`uname -r`" in
535 ## Someone's system reports A.B8.05 for this.
536 ## I wonder what other possibilities there are.
537 *.B8.* ) machine=hp800 opsys=hpux8 ;;
538 *.08.* ) machine=hp800 opsys=hpux8 ;;
539 *.09.* ) machine=hp800 opsys=hpux9 ;;
540 *) machine=hp800 opsys=hpux10 ;;
541 esac
542 ;;
543 hppa*-*-nextstep* )
544 machine=hp800 opsys=nextstep
545 ;;
546
547 ## Orion machines
548 orion-orion-bsd* )
549 machine=orion opsys=bsd4-2
550 ;;
551 clipper-orion-bsd* )
552 machine=orion105 opsys=bsd4-2
553 ;;
554
555 ## IBM machines
556 i[3456]86-ibm-aix1.1* )
557 machine=ibmps2-aix opsys=usg5-2-2
558 ;;
559 i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
560 machine=ibmps2-aix opsys=usg5-3
561 ;;
562 i370-ibm-aix*)
563 machine=ibm370aix opsys=usg5-3
564 ;;
565 s390-*-linux-gnu)
566 machine=ibms390 opsys=gnu-linux
567 ;;
568 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
569 machine=ibmrs6000 opsys=aix3-1
570 ;;
571 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
572 machine=ibmrs6000 opsys=aix3-2-5
573 ;;
574 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
575 machine=ibmrs6000 opsys=aix4-1
576 ;;
577 rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2* )
578 machine=ibmrs6000 opsys=aix4-2
579 ;;
580 rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0* )
581 machine=ibmrs6000 opsys=aix4
582 ;;
583 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
584 machine=ibmrs6000 opsys=aix4-1
585 ;;
586 rs6000-ibm-aix* | powerpc-ibm-aix* )
587 machine=ibmrs6000 opsys=aix3-2
588 ;;
589 romp-ibm-bsd4.3* )
590 machine=ibmrt opsys=bsd4-3
591 ;;
592 romp-ibm-bsd4.2* )
593 machine=ibmrt opsys=bsd4-2
594 ;;
595 romp-ibm-aos4.3* )
596 machine=ibmrt opsys=bsd4-3
597 ;;
598 romp-ibm-aos4.2* )
599 machine=ibmrt opsys=bsd4-2
600 ;;
601 romp-ibm-aos* )
602 machine=ibmrt opsys=bsd4-3
603 ;;
604 romp-ibm-bsd* )
605 machine=ibmrt opsys=bsd4-3
606 ;;
607 romp-ibm-aix* )
608 machine=ibmrt-aix opsys=usg5-2-2
609 ;;
610
611 ## Integrated Solutions `Optimum V'
612 m68*-isi-bsd4.2* )
613 machine=isi-ov opsys=bsd4-2
614 ;;
615 m68*-isi-bsd4.3* )
616 machine=isi-ov opsys=bsd4-3
617 ;;
618
619 ## Intel 386 machines where we do care about the manufacturer
620 i[3456]86-intsys-sysv* )
621 machine=is386 opsys=usg5-2-2
622 ;;
623
624 ## Prime EXL
625 i[3456]86-prime-sysv* )
626 machine=i386 opsys=usg5-3
627 ;;
628
629 ## Sequent Symmetry running Dynix
630 i[3456]86-sequent-bsd* )
631 machine=symmetry opsys=bsd4-3
632 ;;
633
634 ## Sequent Symmetry running ptx 4, which is a modified SVR4.
635 i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
636 machine=sequent-ptx opsys=ptx4
637 NON_GNU_CPP=/lib/cpp
638 ;;
639
640 ## Sequent Symmetry running DYNIX/ptx
641 ## Use the old cpp rather than the newer ANSI one.
642 i[3456]86-sequent-ptx* )
643 machine=sequent-ptx opsys=ptx
644 NON_GNU_CPP="/lib/cpp"
645 ;;
646
647 ## ncr machine running svr4.3.
648 i[3456]86-ncr-sysv4.3 )
649 machine=ncr386 opsys=usg5-4-3
650 ;;
651
652 ## Unspecified sysv on an ncr machine defaults to svr4.2.
653 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
654 i[3456]86-ncr-sysv* )
655 machine=ncr386 opsys=usg5-4-2
656 ;;
657
658 ## Intel Paragon OSF/1
659 i860-intel-osf1* )
660 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
661 ;;
662
663 ## Intel 860
664 i860-*-sysv4* )
665 machine=i860 opsys=usg5-4
666 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
667 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
668 ;;
669
670 ## Macintosh PowerPC
671 powerpc*-*-linux-gnu* )
672 machine=macppc opsys=gnu-linux
673 ;;
674
675 ## Masscomp machines
676 m68*-masscomp-rtu* )
677 machine=masscomp opsys=rtu
678 ;;
679
680 ## Megatest machines
681 m68*-megatest-bsd* )
682 machine=mega68 opsys=bsd4-2
683 ;;
684
685 ## Workstations sold by MIPS
686 ## This is not necessarily all workstations using the MIPS processor -
687 ## Irises are produced by SGI, and DECstations by DEC.
688
689 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
690 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
691 ## it gives for choosing between the alternatives seems to be "Use
692 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
693 ## the BSD world." I'll assume that these are instructions for
694 ## handling two odd situations, and that every other situation
695 ## should use mips.h and usg5-2-2, they being listed first.
696 mips-mips-usg* )
697 machine=mips4
698 ## Fall through to the general code at the bottom to decide on the OS.
699 ;;
700 mips-mips-riscos4* )
701 machine=mips4 opsys=bsd4-3
702 NON_GNU_CC="cc -systype bsd43"
703 NON_GNU_CPP="cc -systype bsd43 -E"
704 ;;
705 mips-mips-riscos5* )
706 machine=mips4 opsys=riscos5
707 NON_GNU_CC="cc -systype bsd43"
708 NON_GNU_CPP="cc -systype bsd43 -E"
709 ;;
710 mips-mips-bsd* )
711 machine=mips opsys=bsd4-3
712 ;;
713 mips-mips-* )
714 machine=mips opsys=usg5-2-2
715 ;;
716
717 ## NeXT
718 m68*-next-* | m68k-*-nextstep* )
719 machine=m68k opsys=nextstep
720 ;;
721
722 ## The complete machine from National Semiconductor
723 ns32k-ns-genix* )
724 machine=ns32000 opsys=usg5-2
725 ;;
726
727 ## NCR machines
728 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
729 machine=tower32 opsys=usg5-2-2
730 ;;
731 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
732 machine=tower32v3 opsys=usg5-3
733 ;;
734
735 ## NEC EWS4800
736 mips-nec-sysv4*)
737 machine=ews4800 opsys=ux4800
738 ;;
739
740 ## Nixdorf Targon 31
741 m68*-nixdorf-sysv* )
742 machine=targon31 opsys=usg5-2-2
743 ;;
744
745 ## Nu (TI or LMI)
746 m68*-nu-sysv* )
747 machine=nu opsys=usg5-2
748 ;;
749
750 ## Plexus
751 m68*-plexus-sysv* )
752 machine=plexus opsys=usg5-2
753 ;;
754
755 ## PowerPC reference platform
756 powerpcle-*-solaris2* )
757 machine=prep
758 opsys=sol2-5
759 ;;
760
761 ## Pyramid machines
762 ## I don't really have any idea what sort of processor the Pyramid has,
763 ## so I'm assuming it is its own architecture.
764 pyramid-pyramid-bsd* )
765 machine=pyramid opsys=bsd4-2
766 ;;
767
768 ## Sequent Balance
769 ns32k-sequent-bsd4.2* )
770 machine=sequent opsys=bsd4-2
771 ;;
772 ns32k-sequent-bsd4.3* )
773 machine=sequent opsys=bsd4-3
774 ;;
775
776 ## Siemens Nixdorf
777 mips-siemens-sysv* | mips-sni-sysv*)
778 machine=mips-siemens opsys=usg5-4
779 NON_GNU_CC=/usr/ccs/bin/cc
780 NON_GNU_CPP=/usr/ccs/lib/cpp
781 ;;
782
783 ## Silicon Graphics machines
784 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
785 m68*-sgi-iris3.5* )
786 machine=irist opsys=iris3-5
787 ;;
788 m68*-sgi-iris3.6* | m68*-sgi-iris*)
789 machine=irist opsys=iris3-6
790 ;;
791 ## Iris 4D
792 mips-sgi-irix3* )
793 machine=iris4d opsys=irix3-3
794 ;;
795 mips-sgi-irix4* )
796 machine=iris4d opsys=irix4-0
797 ;;
798 mips-sgi-irix6.5 )
799 machine=iris4d opsys=irix6-5
800 # Without defining _LANGUAGE_C, things get masked out in the headers
801 # so that, for instance, grepping for `free' in stdlib.h fails and
802 # AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
803 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
804 NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
805 ;;
806 mips-sgi-irix6* )
807 machine=iris4d opsys=irix6-0
808 # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
809 # but presumably it does no harm.
810 NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
811 # -32 probably isn't necessary in later v.6s -- anyone know which?
812 NON_GCC_TEST_OPTIONS=-32
813 ;;
814 mips-sgi-irix5.[01]* )
815 machine=iris4d opsys=irix5-0
816 ;;
817 mips-sgi-irix5* | mips-sgi-irix* )
818 machine=iris4d opsys=irix5-2
819 ;;
820
821 ## SONY machines
822 m68*-sony-bsd4.2* )
823 machine=news opsys=bsd4-2
824 ;;
825 m68*-sony-bsd4.3* )
826 machine=news opsys=bsd4-3
827 ;;
828 m68*-sony-newsos3* | m68*-sony-news3*)
829 machine=news opsys=bsd4-3
830 ;;
831 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
832 machine=news-risc opsys=bsd4-3
833 ;;
834 mips-sony-newsos6* )
835 machine=news-r6 opsys=newsos6
836 ;;
837 mips-sony-news* )
838 machine=news-risc opsys=newsos5
839 ;;
840
841 ## Stride
842 m68*-stride-sysv* )
843 machine=stride opsys=usg5-2
844 ;;
845
846 ## Suns
847 sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
848 machine=sparc opsys=gnu-linux
849 ;;
850
851 *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
852 | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
853 | rs6000-*-solaris2*)
854 case "${canonical}" in
855 m68*-sunos1* ) machine=sun1 ;;
856 m68*-sunos2* ) machine=sun2 ;;
857 m68* ) machine=sun3 ;;
858 i[3456]86-sun-sunos[34]* ) machine=sun386 ;;
859 i[3456]86-*-* ) machine=intel386 ;;
860 powerpcle* ) machine=powerpcle ;;
861 powerpc* | rs6000* ) machine=ibmrs6000 ;;
862 sparc* ) machine=sparc ;;
863 * ) unported=yes ;;
864 esac
865 case "${canonical}" in
866 ## The Sun386 didn't get past 4.0.
867 i[3456]86-*-sunos4 ) opsys=sunos4-0 ;;
868 *-sunos4.0* ) opsys=sunos4-0 ;;
869 *-sunos4.1.[3-9]*noshare )
870 ## This name is sunos413 instead of sunos4-1-3
871 ## to avoid a file name conflict on MSDOS.
872 opsys=sunos413
873 NON_GNU_CPP=/usr/lib/cpp
874 NON_GCC_TEST_OPTIONS=-Bstatic
875 GCC_TEST_OPTIONS=-static
876 ;;
877 *-sunos4.1.[3-9]* | *-sunos4shr*)
878 opsys=sunos4shr
879 NON_GNU_CPP=/usr/lib/cpp
880 ;;
881 *-sunos4* | *-sunos )
882 opsys=sunos4-1
883 NON_GCC_TEST_OPTIONS=-Bstatic
884 GCC_TEST_OPTIONS=-static
885 ;;
886 *-sunos5.3* | *-solaris2.3* )
887 opsys=sol2-3
888 NON_GNU_CPP=/usr/ccs/lib/cpp
889 ;;
890 *-sunos5.4* | *-solaris2.4* )
891 opsys=sol2-4
892 NON_GNU_CPP=/usr/ccs/lib/cpp
893 RANLIB="ar -ts"
894 ;;
895 *-sunos5.5* | *-solaris2.5* )
896 opsys=sol2-5
897 NON_GNU_CPP=/usr/ccs/lib/cpp
898 RANLIB="ar -ts"
899 ;;
900 *-sunos5* | *-solaris* )
901 opsys=sol2-5
902 NON_GNU_CPP=/usr/ccs/lib/cpp
903 ;;
904 * ) opsys=bsd4-2 ;;
905 esac
906 ## Watch out for a compiler that we know will not work.
907 case "${canonical}" in
908 *-solaris* | *-sunos5* )
909 if [ "x$CC" = x/usr/ucb/cc ]; then
910 ## /usr/ucb/cc doesn't work;
911 ## we should find some other compiler that does work.
912 unset CC
913 fi
914 ;;
915 *) ;;
916 esac
917 ;;
918 sparc-*-nextstep* )
919 machine=sparc opsys=nextstep
920 ;;
921
922 ## Tadpole 68k
923 m68*-tadpole-sysv* )
924 machine=tad68k opsys=usg5-3
925 ;;
926
927 ## Tahoe machines
928 tahoe-tahoe-bsd4.2* )
929 machine=tahoe opsys=bsd4-2
930 ;;
931 tahoe-tahoe-bsd4.3* )
932 machine=tahoe opsys=bsd4-3
933 ;;
934
935 ## Tandem Integrity S2
936 mips-tandem-sysv* )
937 machine=tandem-s2 opsys=usg5-3
938 ;;
939
940 ## Tektronix XD88
941 m88k-tektronix-sysv3* )
942 machine=tekxd88 opsys=usg5-3
943 ;;
944
945 ## Tektronix 16000 box (6130?)
946 ns16k-tektronix-bsd* )
947 machine=ns16000 opsys=bsd4-2
948 ;;
949 ## Tektronix 4300
950 ## src/m/tek4300.h hints that this is a m68k machine.
951 m68*-tektronix-bsd* )
952 machine=tek4300 opsys=bsd4-3
953 ;;
954
955 ## Titan P2 or P3
956 ## We seem to have lost the machine-description file titan.h!
957 titan-titan-sysv* )
958 machine=titan opsys=usg5-3
959 ;;
960
961 ## Ustation E30 (SS5E)
962 m68*-unisys-uniplus* )
963 machine=ustation opsystem=unipl5-2
964 ;;
965
966 ## Vaxen.
967 vax-dec-* )
968 machine=vax
969 case "${canonical}" in
970 *-bsd4.1* ) opsys=bsd4-1 ;;
971 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
972 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
973 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
974 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
975 *-vms* ) opsys=vms ;;
976 * ) unported=yes
977 esac
978 ;;
979
980 ## Whitechapel MG1
981 ns16k-whitechapel-* )
982 machine=mg1
983 ## We don't know what sort of OS runs on these; we'll let the
984 ## operating system guessing code below try.
985 ;;
986
987 ## Wicat
988 m68*-wicat-sysv* )
989 machine=wicat opsys=usg5-2
990 ;;
991
992 ## IA-64
993 ia64*-*-linux* )
994 machine=ia64 opsys=gnu-linux
995 ;;
996
997 ## Intel 386 machines where we don't care about the manufacturer
998 i[3456]86-*-* )
999 machine=intel386
1000 case "${canonical}" in
1001 *-lynxos* ) opsys=lynxos ;;
1002 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1003 *-isc2.2* ) opsys=isc2-2 ;;
1004 *-isc4.0* ) opsys=isc4-0 ;;
1005 *-isc4.* ) opsys=isc4-1
1006 GCC_TEST_OPTIONS=-posix
1007 NON_GCC_TEST_OPTIONS=-Xp
1008 ;;
1009 *-isc* ) opsys=isc3-0 ;;
1010 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1011 *-esix* ) opsys=esix ;;
1012 *-xenix* ) opsys=xenix ;;
1013 *-linux-gnu* ) opsys=gnu-linux ;;
1014 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
1015 *-sco3.2v5* ) opsys=sco5
1016 NON_GNU_CPP=/lib/cpp
1017 # Prevent -belf from being passed to $CPP.
1018 # /lib/cpp does not accept it.
1019 OVERRIDE_CPPFLAGS=" "
1020 ;;
1021 *-sysv4.2uw* ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1022 *-386bsd* ) opsys=386bsd ;;
1023 *-freebsd* ) opsys=freebsd ;;
1024 *-nextstep* ) opsys=nextstep ;;
1025 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1026 esac
1027 ;;
1028
1029 ## m68k Linux-based GNU system
1030 m68k-*-linux-gnu* )
1031 machine=m68k opsys=gnu-linux
1032 ;;
1033
1034 ## Mips Linux-based GNU system
1035 mips-*-linux-gnu* )
1036 machine=mips opsys=gnu-linux
1037 ;;
1038
1039 ## UXP/DS
1040 sparc-fujitsu-sysv4* )
1041 machine=sparc opsys=uxpds
1042 NON_GNU_CPP=/usr/ccs/lib/cpp
1043 RANLIB="ar -ts"
1044 ;;
1045
1046 ## UXP/V
1047 f301-fujitsu-uxpv4.1)
1048 machine=f301 opsys=uxpv
1049 ;;
1050
1051 * )
1052 unported=yes
1053 ;;
1054 esac
1055
1056 ### If the code above didn't choose an operating system, just choose
1057 ### an operating system based on the configuration name. You really
1058 ### only want to use this when you have no idea what the right
1059 ### operating system is; if you know what operating systems a machine
1060 ### runs, it's cleaner to make it explicit in the case statement
1061 ### above.
1062 if test x"${opsys}" = x; then
1063 case "${canonical}" in
1064 *-gnu* ) opsys=gnu ;;
1065 *-bsd4.[01] ) opsys=bsd4-1 ;;
1066 *-bsd4.2 ) opsys=bsd4-2 ;;
1067 *-bsd4.3 ) opsys=bsd4-3 ;;
1068 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
1069 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
1070 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
1071 *-sysv3* | *-sysvr3* ) opsys=usg5-3 ;;
1072 *-sysv4.2uw* ) opsys=unixware ;;
1073 *-sysv4.1* | *-sysvr4.1* )
1074 NON_GNU_CPP=/usr/lib/cpp
1075 opsys=usg5-4 ;;
1076 *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1077 if [ x$NON_GNU_CPP = x ]; then
1078 if [ -f /usr/ccs/lib/cpp ]; then
1079 NON_GNU_CPP=/usr/ccs/lib/cpp
1080 else
1081 NON_GNU_CPP=/lib/cpp
1082 fi
1083 fi
1084 opsys=usg5-4-2 ;;
1085 *-sysv4* | *-sysvr4* ) opsys=usg5-4 ;;
1086 * )
1087 unported=yes
1088 ;;
1089 esac
1090 fi
1091
1092 changequote([, ])dnl
1093
1094 if test $unported = yes; then
1095 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1096 Check \`etc/MACHINES' for recognized configuration names.])
1097 fi
1098
1099 machfile="m/${machine}.h"
1100 opsysfile="s/${opsys}.h"
1101
1102
1103 #### Choose a compiler.
1104 test -n "$CC" && cc_specified=yes
1105
1106 # Save the value of CFLAGS that the user specified.
1107 SPECIFIED_CFLAGS="$CFLAGS"
1108
1109 case ${with_gcc} in
1110 "yes" ) CC="gcc" GCC=yes ;;
1111 "no" ) : ${CC=cc} ;;
1112 * )
1113 esac
1114 AC_PROG_CC
1115
1116 # On Suns, sometimes $CPP names a directory.
1117 if test -n "$CPP" && test -d "$CPP"; then
1118 CPP=
1119 fi
1120
1121 #### Some systems specify a CPP to use unless we are using GCC.
1122 #### Now that we know whether we are using GCC, we can decide whether
1123 #### to use that one.
1124 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1125 then
1126 CPP="$NON_GNU_CPP"
1127 fi
1128
1129 #### Some systems specify a CC to use unless we are using GCC.
1130 #### Now that we know whether we are using GCC, we can decide whether
1131 #### to use that one.
1132 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1133 test x$cc_specified != xyes
1134 then
1135 CC="$NON_GNU_CC"
1136 fi
1137
1138 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1139 then
1140 CC="$CC $GCC_TEST_OPTIONS"
1141 fi
1142
1143 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1144 then
1145 CC="$CC $NON_GCC_TEST_OPTIONS"
1146 fi
1147
1148 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1149 then
1150 ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1151 fi
1152
1153 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1154 then
1155 ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1156 fi
1157
1158 #### Some other nice autoconf tests. If you add a test here which
1159 #### should make an entry in src/config.h, don't forget to add an
1160 #### #undef clause to src/config.h.in for autoconf to modify.
1161
1162 dnl checks for programs
1163 AC_PROG_LN_S
1164 AC_PROG_CPP
1165 AC_PROG_INSTALL
1166 AC_PROG_YACC
1167 if test "x$RANLIB" = x; then
1168 AC_PROG_RANLIB
1169 fi
1170
1171 dnl checks for Unix variants
1172 AC_AIX
1173
1174 #### Extract some information from the operating system and machine files.
1175
1176 AC_CHECKING([the machine- and system-dependent files to find out
1177 - which libraries the lib-src programs will want, and
1178 - whether the GNU malloc routines are usable])
1179
1180 ### First figure out CFLAGS (which we use for running the compiler here)
1181 ### and REAL_CFLAGS (which we use for real compilation).
1182 ### The two are the same except on a few systems, where they are made
1183 ### different to work around various lossages. For example,
1184 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1185 ### as implying static linking.
1186
1187 ### If the CFLAGS env var is specified, we use that value
1188 ### instead of the default.
1189
1190 ### It's not important that this name contain the PID; you can't run
1191 ### two configures in the same directory and have anything work
1192 ### anyway.
1193 tempcname="conftest.c"
1194
1195 echo '
1196 #include "'${srcdir}'/src/'${opsysfile}'"
1197 #include "'${srcdir}'/src/'${machfile}'"
1198 #ifndef LIBS_MACHINE
1199 #define LIBS_MACHINE
1200 #endif
1201 #ifndef LIBS_SYSTEM
1202 #define LIBS_SYSTEM
1203 #endif
1204 #ifndef C_SWITCH_SYSTEM
1205 #define C_SWITCH_SYSTEM
1206 #endif
1207 #ifndef C_SWITCH_MACHINE
1208 #define C_SWITCH_MACHINE
1209 #endif
1210 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1211 configure___ c_switch_system=C_SWITCH_SYSTEM
1212 configure___ c_switch_machine=C_SWITCH_MACHINE
1213
1214 #ifndef LIB_X11_LIB
1215 #define LIB_X11_LIB -lX11
1216 #endif
1217
1218 #ifndef LIBX11_MACHINE
1219 #define LIBX11_MACHINE
1220 #endif
1221
1222 #ifndef LIBX11_SYSTEM
1223 #define LIBX11_SYSTEM
1224 #endif
1225 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1226
1227 #ifdef UNEXEC
1228 configure___ unexec=UNEXEC
1229 #else
1230 configure___ unexec=unexec.o
1231 #endif
1232
1233 #ifdef SYSTEM_MALLOC
1234 configure___ system_malloc=yes
1235 #else
1236 configure___ system_malloc=no
1237 #endif
1238
1239 #ifdef USE_MMAP_FOR_BUFFERS
1240 configure___ use_mmap_for_buffers=yes
1241 #else
1242 configure___ use_mmap_for_buffers=no
1243 #endif
1244
1245 #ifndef C_DEBUG_SWITCH
1246 #define C_DEBUG_SWITCH -g
1247 #endif
1248
1249 #ifndef C_OPTIMIZE_SWITCH
1250 #ifdef __GNUC__
1251 #define C_OPTIMIZE_SWITCH -O2
1252 #else
1253 #define C_OPTIMIZE_SWITCH -O
1254 #endif
1255 #endif
1256
1257 #ifndef LD_SWITCH_MACHINE
1258 #define LD_SWITCH_MACHINE
1259 #endif
1260
1261 #ifndef LD_SWITCH_SYSTEM
1262 #define LD_SWITCH_SYSTEM
1263 #endif
1264
1265 #ifndef LD_SWITCH_X_SITE_AUX
1266 #define LD_SWITCH_X_SITE_AUX
1267 #endif
1268
1269 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1270 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1271
1272 #ifdef THIS_IS_CONFIGURE
1273
1274 /* Get the CFLAGS for tests in configure. */
1275 #ifdef __GNUC__
1276 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1277 #else
1278 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1279 #endif
1280
1281 #else /* not THIS_IS_CONFIGURE */
1282
1283 /* Get the CFLAGS for real compilation. */
1284 #ifdef __GNUC__
1285 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1286 #else
1287 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1288 #endif
1289
1290 #endif /* not THIS_IS_CONFIGURE */
1291 ' > ${tempcname}
1292
1293 # The value of CPP is a quoted variable reference, so we need to do this
1294 # to get its actual value...
1295 CPP=`eval "echo $CPP"`
1296 changequote(, )dnl
1297 eval `${CPP} -Isrc ${tempcname} \
1298 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1299 if test "x$SPECIFIED_CFLAGS" = x; then
1300 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1301 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1302 else
1303 REAL_CFLAGS="$CFLAGS"
1304 fi
1305 changequote([, ])dnl
1306 rm ${tempcname}
1307
1308 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1309
1310 ### Make sure subsequent tests use flags consistent with the build flags.
1311
1312 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1313 CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1314 else
1315 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1316 fi
1317
1318 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1319 AC_SYS_LARGEFILE
1320
1321 # Sound support for GNU/Linux and the free BSDs.
1322 AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1323 # Emulation library used on NetBSD.
1324 AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1325 AC_SUBST(LIBSOUND)
1326
1327 dnl checks for header files
1328 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1329 linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1330 termcap.h stdio_ext.h fcntl.h term.h strings.h)
1331 AC_HEADER_STDC
1332 AC_HEADER_TIME
1333 AC_DECL_SYS_SIGLIST
1334 AC_HEADER_SYS_WAIT
1335
1336 dnl Some systems have utime.h but don't declare the struct anyplace.
1337 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1338 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1339 #include <sys/time.h>
1340 #include <time.h>
1341 #else
1342 #ifdef HAVE_SYS_TIME_H
1343 #include <sys/time.h>
1344 #else
1345 #include <time.h>
1346 #endif
1347 #endif
1348 #ifdef HAVE_UTIME_H
1349 #include <utime.h>
1350 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1351 emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1352 if test $emacs_cv_struct_utimbuf = yes; then
1353 AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1354 fi
1355
1356 dnl checks for typedefs
1357 AC_TYPE_SIGNAL
1358
1359 dnl Check for speed_t typedef.
1360 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1361 AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1362 emacs_cv_speed_t=yes, emacs_cv_speed_t=no))
1363 if test $emacs_cv_speed_t = yes; then
1364 AC_DEFINE(HAVE_SPEED_T)
1365 fi
1366
1367 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1368 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1369 #include <sys/time.h>
1370 #include <time.h>
1371 #else
1372 #ifdef HAVE_SYS_TIME_H
1373 #include <sys/time.h>
1374 #else
1375 #include <time.h>
1376 #endif
1377 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1378 emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1379 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1380 if test $emacs_cv_struct_timeval = yes; then
1381 AC_DEFINE(HAVE_TIMEVAL)
1382 fi
1383
1384 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1385 AC_TRY_COMPILE([#include <math.h>],
1386 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1387 emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1388 HAVE_EXCEPTION=$emacs_cv_struct_exception
1389 if test $emacs_cv_struct_exception != yes; then
1390 AC_DEFINE(NO_MATHERR)
1391 fi
1392
1393 dnl checks for structure members
1394 AC_STRUCT_TM
1395 AC_STRUCT_TIMEZONE
1396 AC_CACHE_CHECK(for tm_gmtoff in struct tm, emacs_cv_tm_gmtoff,
1397 AC_TRY_LINK([#include <time.h>], [struct tm t; t.tm_gmtoff = 0],
1398 emacs_cv_tm_gmtoff=yes,
1399 emacs_cv_tm_gmtoff=no))
1400 if test $emacs_cv_tm_gmtoff = yes; then
1401 AC_DEFINE(HAVE_TM_GMTOFF)
1402 fi
1403
1404 dnl checks for compiler characteristics
1405
1406 dnl Testing __STDC__ to determine prototype support isn't good enough.
1407 dnl DEC C, for instance, doesn't define it with default options, and
1408 dnl is used on 64-bit systems (OSF Alphas). Similarly for volatile
1409 dnl and void *.
1410 AC_C_PROTOTYPES
1411 AC_C_VOLATILE
1412 AC_C_CONST
1413 dnl This isn't useful because we can't turn on use of `inline' unless
1414 dnl the compiler groks `extern inline'.
1415 dnl AC_C_INLINE
1416 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1417 [AC_TRY_COMPILE(, [void * foo;],
1418 emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1419 if test $emacs_cv_void_star = yes; then
1420 AC_DEFINE(POINTER_TYPE, void)
1421 else
1422 AC_DEFINE(POINTER_TYPE, char)
1423 fi
1424
1425 dnl check for Make feature
1426 AC_PROG_MAKE_SET
1427
1428 dnl checks for operating system services
1429 AC_SYS_LONG_FILE_NAMES
1430
1431 #### Choose a window system.
1432
1433 AC_PATH_X
1434 if test "$no_x" = yes; then
1435 window_system=none
1436 else
1437 window_system=x11
1438 fi
1439
1440 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1441 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1442 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1443 x_default_search_path=""
1444 for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1445 x_search_path="\
1446 ${x_library}/X11/%L/%T/%N%C%S:\
1447 ${x_library}/X11/%l/%T/%N%C%S:\
1448 ${x_library}/X11/%T/%N%C%S:\
1449 ${x_library}/X11/%L/%T/%N%S:\
1450 ${x_library}/X11/%l/%T/%N%S:\
1451 ${x_library}/X11/%T/%N%S"
1452 if test x"${x_default_search_path}" = x; then
1453 x_default_search_path=${x_search_path}
1454 else
1455 x_default_search_path="${x_search_path}:${x_default_search_path}"
1456 fi
1457 done
1458 fi
1459 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1460 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1461 fi
1462
1463 if test x"${x_includes}" = x; then
1464 bitmapdir=/usr/include/X11/bitmaps
1465 else
1466 # accumulate include directories that have X11 bitmap subdirectories
1467 bmd_acc="dummyval"
1468 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1469 if test -d "${bmd}/X11/bitmaps"; then
1470 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1471 fi
1472 if test -d "${bmd}/bitmaps"; then
1473 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1474 fi
1475 done
1476 if test ${bmd_acc} != "dummyval"; then
1477 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1478 fi
1479 fi
1480
1481 case "${window_system}" in
1482 x11 )
1483 HAVE_X_WINDOWS=yes
1484 HAVE_X11=yes
1485 case "${with_x_toolkit}" in
1486 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1487 motif ) USE_X_TOOLKIT=MOTIF ;;
1488 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1489 no ) USE_X_TOOLKIT=none ;;
1490 dnl If user did not say whether to use a toolkit,
1491 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1492 * ) USE_X_TOOLKIT=maybe ;;
1493 esac
1494 ;;
1495 none )
1496 HAVE_X_WINDOWS=no
1497 HAVE_X11=no
1498 USE_X_TOOLKIT=none
1499 ;;
1500 esac
1501
1502 ### If we're using X11, we should use the X menu package.
1503 HAVE_MENUS=no
1504 case ${HAVE_X11} in
1505 yes ) HAVE_MENUS=yes ;;
1506 esac
1507
1508 if test "${opsys}" = "hpux9"; then
1509 case "${x_libraries}" in
1510 *X11R4* )
1511 opsysfile="s/hpux9-x11r4.h"
1512 ;;
1513 esac
1514 fi
1515
1516 if test "${opsys}" = "hpux9shr"; then
1517 case "${x_libraries}" in
1518 *X11R4* )
1519 opsysfile="s/hpux9shxr4.h"
1520 ;;
1521 esac
1522 fi
1523
1524 ### Compute the unexec source name from the object name.
1525 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1526
1527 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1528 # Assume not, until told otherwise.
1529 GNU_MALLOC=yes
1530 doug_lea_malloc=yes
1531 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1532 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1533 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1534 emacs_cv_var___after_morecore_hook,
1535 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1536 emacs_cv_var___after_morecore_hook=yes,
1537 emacs_cv_var___after_morecore_hook=no)])
1538 if test $emacs_cv_var___after_morecore_hook = no; then
1539 doug_lea_malloc=no
1540 fi
1541 if test "${system_malloc}" = "yes"; then
1542 GNU_MALLOC=no
1543 GNU_MALLOC_reason="
1544 (The GNU allocators don't work with this system configuration.)"
1545 fi
1546 if test "$doug_lea_malloc" = "yes" ; then
1547 if test "$GNU_MALLOC" = yes ; then
1548 GNU_MALLOC_reason="
1549 (Using Doug Lea's new malloc from the GNU C Library.)"
1550 fi
1551 AC_DEFINE(DOUG_LEA_MALLOC)
1552 fi
1553
1554 if test x"${REL_ALLOC}" = x; then
1555 REL_ALLOC=${GNU_MALLOC}
1556 fi
1557
1558 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1559 dnl the system configuration file (s/*.h) to turn the use of mmap
1560 dnl in the relocating allocator on.
1561
1562 AC_FUNC_MMAP
1563 if test $use_mmap_for_buffers = yes; then
1564 REL_ALLOC=no
1565 fi
1566
1567 LIBS="$libsrc_libs $LIBS"
1568
1569 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1570 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1571 AC_CHECK_LIB(dnet, dnet_ntoa)
1572 dnl This causes -lresolv to get used in subsequent tests,
1573 dnl which causes failures on some systems such as HPUX 9.
1574 dnl AC_CHECK_LIB(resolv, gethostbyname)
1575
1576 dnl FIXME replace main with a function we actually want from this library.
1577 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1578
1579 AC_CHECK_LIB(pthreads, cma_open)
1580
1581 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1582 if test -d /usr/X386/include; then
1583 HAVE_XFREE386=yes
1584 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1585 else
1586 HAVE_XFREE386=no
1587 fi
1588 AC_MSG_RESULT($HAVE_XFREE386)
1589
1590 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1591 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1592
1593 REAL_CPPFLAGS="$CPPFLAGS"
1594
1595 if test "${HAVE_X11}" = "yes"; then
1596 DEFS="$C_SWITCH_X_SITE $DEFS"
1597 LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1598 LIBS="$LIBX $LIBS"
1599 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1600 CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1601
1602 # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1603 # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1604 # but it's more convenient here to set LD_RUN_PATH
1605 # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1606 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1607 LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1608 export LD_RUN_PATH
1609 fi
1610
1611 if test "${opsys}" = "gnu-linux"; then
1612 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1613 AC_TRY_LINK([],
1614 [XOpenDisplay ("foo");],
1615 [xlinux_first_failure=no],
1616 [xlinux_first_failure=yes])
1617 if test "${xlinux_first_failure}" = "yes"; then
1618 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1619 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1620 OLD_CPPFLAGS="$CPPFLAGS"
1621 OLD_LIBS="$LIBS"
1622 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1623 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1624 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1625 LIBS="$LIBS -b i486-linuxaout"
1626 AC_TRY_LINK([],
1627 [XOpenDisplay ("foo");],
1628 [xlinux_second_failure=no],
1629 [xlinux_second_failure=yes])
1630 if test "${xlinux_second_failure}" = "yes"; then
1631 # If we get the same failure with -b, there is no use adding -b.
1632 # So take it out. This plays safe.
1633 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1634 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1635 CPPFLAGS="$OLD_CPPFLAGS"
1636 LIBS="$OLD_LIBS"
1637 AC_MSG_RESULT(no)
1638 else
1639 AC_MSG_RESULT(yes)
1640 fi
1641 else
1642 AC_MSG_RESULT(no)
1643 fi
1644 fi
1645
1646 # Reportedly, some broken Solaris systems have XKBlib.h but are missing
1647 # header files included from there.
1648 AC_MSG_CHECKING(for Xkb)
1649 AC_TRY_LINK([#include <X11/Xlib.h>
1650 #include <X11/XKBlib.h>],
1651 [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
1652 emacs_xkb=yes, emacs_xkb=no)
1653 AC_MSG_RESULT($emacs_xkb)
1654 if test $emacs_xkb = yes; then
1655 AC_DEFINE(HAVE_XKBGETKEYBOARD)
1656 fi
1657
1658 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1659 XScreenNumberOfScreen XSetWMProtocols)
1660 fi
1661
1662 if test "${window_system}" = "x11"; then
1663 AC_MSG_CHECKING(X11 version 6)
1664 AC_CACHE_VAL(emacs_cv_x11_version_6,
1665 [AC_TRY_LINK([#include <X11/Xlib.h>],
1666 [#if XlibSpecificationRelease < 6
1667 fail;
1668 #endif
1669 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
1670 if test $emacs_cv_x11_version_6 = yes; then
1671 AC_MSG_RESULT(6 or newer)
1672 AC_DEFINE(HAVE_X11R6)
1673 else
1674 AC_MSG_RESULT(before 6)
1675 fi
1676 fi
1677
1678 if test "${window_system}" = "x11"; then
1679 AC_MSG_CHECKING(X11 version 5)
1680 AC_CACHE_VAL(emacs_cv_x11_version_5,
1681 [AC_TRY_LINK([#include <X11/Xlib.h>],
1682 [#if XlibSpecificationRelease < 5
1683 fail;
1684 #endif
1685 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
1686 if test $emacs_cv_x11_version_5 = yes; then
1687 AC_MSG_RESULT(5 or newer)
1688 HAVE_X11R5=yes
1689 AC_DEFINE(HAVE_X11R5)
1690 else
1691 HAVE_X11R5=no
1692 AC_MSG_RESULT(before 5)
1693 fi
1694 fi
1695
1696 dnl Do not put whitespace before the #include statements below.
1697 dnl Older compilers (eg sunos4 cc) choke on it.
1698 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1699 if test x"${HAVE_X11R5}" = xyes; then
1700 AC_MSG_CHECKING(X11 version 5 with Xaw)
1701 AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1702 [AC_TRY_LINK([
1703 #include <X11/Intrinsic.h>
1704 #include <X11/Xaw/Simple.h>],
1705 [],
1706 emacs_cv_x11_version_5_with_xaw=yes,
1707 emacs_cv_x11_version_5_with_xaw=no)])
1708 if test $emacs_cv_x11_version_5_with_xaw = yes; then
1709 AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1710 USE_X_TOOLKIT=LUCID
1711 else
1712 AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1713 USE_X_TOOLKIT=none
1714 fi
1715 else
1716 USE_X_TOOLKIT=none
1717 fi
1718 fi
1719
1720 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1721
1722 if test "${USE_X_TOOLKIT}" != "none"; then
1723 AC_MSG_CHECKING(X11 toolkit version)
1724 AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1725 [AC_TRY_LINK([#include <X11/Intrinsic.h>],
1726 [#if XtSpecificationRelease < 6
1727 fail;
1728 #endif
1729 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
1730 HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1731 if test $emacs_cv_x11_toolkit_version_6 = yes; then
1732 AC_MSG_RESULT(6 or newer)
1733 AC_DEFINE(HAVE_X11XTR6)
1734 else
1735 AC_MSG_RESULT(before 6)
1736 fi
1737
1738 dnl If using toolkit, check whether libXmu.a exists.
1739 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1740 OLDLIBS="$LIBS"
1741 if test x$HAVE_X11XTR6 = xyes; then
1742 LIBS="-lXt -lSM -lICE $LIBS"
1743 else
1744 LIBS="-lXt $LIBS"
1745 fi
1746 AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1747 test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
1748 fi
1749
1750 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
1751 if test "${HAVE_X11}" = "yes"; then
1752 if test "${USE_X_TOOLKIT}" != "none"; then
1753 AC_CHECK_LIB(Xext, XShapeQueryExtension)
1754 fi
1755 fi
1756
1757 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1758 AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1759 [AC_TRY_COMPILE([#include <Xm/Xm.h>],
1760 [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1761 int x = 5;
1762 #else
1763 Motif version prior to 2.1.
1764 #endif],
1765 emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
1766 HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1767 if test $emacs_cv_motif_version_2_1 = yes; then
1768 HAVE_LIBXP=no
1769 AC_DEFINE(HAVE_MOTIF_2_1)
1770 AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
1771 if test ${HAVE_LIBXP} = yes; then
1772 AC_DEFINE(HAVE_LIBXP)
1773 fi
1774 fi
1775 fi
1776
1777 ### Is -lXaw3d available?
1778 HAVE_XAW3D=no
1779 if test "${HAVE_X11}" = "yes"; then
1780 if test "${USE_X_TOOLKIT}" != "none"; then
1781 AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
1782 AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes))
1783 if test "${HAVE_XAW3D}" = "yes"; then
1784 AC_DEFINE(HAVE_XAW3D)
1785 fi
1786 fi
1787 fi
1788
1789 dnl Use toolkit scroll bars if configured for X toolkit and either
1790 dnl using Motif or Xaw3d is available, and unless
1791 dnl --with-toolkit-scroll-bars=no was specified.
1792
1793 USE_TOOLKIT_SCROLL_BARS=no
1794 if test "${with_toolkit_scroll_bars}" != "no"; then
1795 if test "${USE_X_TOOLKIT}" != "none"; then
1796 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1797 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1798 HAVE_XAW3D=no
1799 USE_TOOLKIT_SCROLL_BARS=yes
1800 elif test "${HAVE_XAW3D}" = "yes"; then
1801 AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1802 USE_TOOLKIT_SCROLL_BARS=yes
1803 fi
1804 fi
1805 fi
1806
1807 dnl Don't use X11 input methods if user specifies he doesn't want it
1808 dnl with `--with-xim=no'.
1809
1810 if test "${with_xim}" != "no"; then
1811 AC_DEFINE(USE_XIM)
1812 fi
1813
1814 ### Use -lXpm if available, unless `--with-xpm=no'.
1815 HAVE_XPM=no
1816 if test "${HAVE_X11}" = "yes"; then
1817 if test "${with_xpm}" != "no"; then
1818 AC_CHECK_HEADER(X11/xpm.h,
1819 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
1820 if test "${HAVE_XPM}" = "yes"; then
1821 AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
1822 AC_EGREP_CPP(no_return_alloc_pixels,
1823 [#include "X11/xpm.h"
1824 #ifndef XpmReturnAllocPixels
1825 no_return_alloc_pixels
1826 #endif
1827 ], HAVE_XPM=no, HAVE_XPM=yes)
1828
1829 if test "${HAVE_XPM}" = "yes"; then
1830 AC_MSG_RESULT(yes)
1831 else
1832 AC_MSG_RESULT(no)
1833 fi
1834 fi
1835 fi
1836
1837 if test "${HAVE_XPM}" = "yes"; then
1838 AC_DEFINE(HAVE_XPM)
1839 fi
1840 fi
1841
1842 ### Use -ljpeg if available, unless `--with-jpeg=no'.
1843 HAVE_JPEG=no
1844 if test "${HAVE_X11}" = "yes"; then
1845 if test "${with_jpeg}" != "no"; then
1846 dnl Checking for jpeglib.h can lose becsue of a redefinition of
1847 dnl HAVE_STDLIB_H.
1848 AC_CHECK_HEADER(jerror.h,
1849 AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
1850 fi
1851
1852 if test "${HAVE_JPEG}" = "yes"; then
1853 AC_DEFINE(HAVE_JPEG)
1854 fi
1855 fi
1856
1857 ### Use -lpng if available, unless `--with-png=no'.
1858 HAVE_PNG=no
1859 if test "${HAVE_X11}" = "yes"; then
1860 if test "${with_png}" != "no"; then
1861 AC_CHECK_HEADER(png.h,
1862 AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm))
1863 fi
1864
1865 if test "${HAVE_PNG}" = "yes"; then
1866 AC_DEFINE(HAVE_PNG)
1867 fi
1868 fi
1869
1870 ### Use -ltiff if available, unless `--with-tiff=no'.
1871 HAVE_TIFF=no
1872 if test "${HAVE_X11}" = "yes"; then
1873 if test "${with_tiff}" != "no"; then
1874 AC_CHECK_HEADER(tiffio.h,
1875 tifflibs="-lz -lm"
1876 # At least one tiff package requires the jpeg library.
1877 if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
1878 AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
1879 fi
1880
1881 if test "${HAVE_TIFF}" = "yes"; then
1882 AC_DEFINE(HAVE_TIFF)
1883 fi
1884 fi
1885
1886 ### Use -lgif if available, unless `--with-gif=no'.
1887 HAVE_GIF=no
1888 if test "${HAVE_X11}" = "yes"; then
1889 if test "${with_gif}" != "no"; then
1890 AC_CHECK_HEADER(gif_lib.h,
1891 AC_CHECK_LIB(ungif, DGifOpen, HAVE_GIF=yes))
1892 fi
1893
1894 if test "${HAVE_GIF}" = "yes"; then
1895 AC_DEFINE(HAVE_GIF)
1896 fi
1897 fi
1898
1899 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1900 AC_CACHE_CHECK(whether netdb declares h_errno,
1901 emacs_cv_netdb_declares_h_errno,
1902 [AC_TRY_LINK([#include <netdb.h>],
1903 [return h_errno;],
1904 emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
1905 if test $emacs_cv_netdb_declares_h_errno = yes; then
1906 AC_DEFINE(HAVE_H_ERRNO)
1907 fi
1908
1909 AC_FUNC_ALLOCA
1910
1911 # fmod, logb, and frexp are found in -lm on most systems.
1912 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1913 AC_CHECK_LIB(m, sqrt)
1914
1915 # Check for mail-locking functions in a "mail" library
1916 AC_CHECK_LIB(mail, maillock)
1917 dnl Debian, at least:
1918 dnl AC_CHECK_LIB(lockfile, maillock, [AC_DEFINE(HAVE_LIBMAIL)])
1919 AC_CHECK_LIB(lockfile, maillock)
1920 # If we have the shared liblockfile, assume we must use it for mail
1921 # locking (e.g. Debian). If we couldn't link against liblockfile
1922 # (no liblockfile.a installed), ensure that we don't need to.
1923 if test "$ac_cv_lib_lockfile_maillock" = no; then
1924 dnl This works for files generally, not just executables.
1925 dnl Should we look elsewhere for it? Maybe examine /etc/ld.so.conf?
1926 AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
1927 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
1928 if test $ac_cv_prog_liblockfile = yes; then
1929 AC_MSG_ERROR([Shared liblockfile found but can't link against it.
1930 This probably means that movemail could lose mail.
1931 There may be a \`development' package to install containing liblockfile.])
1932 else AC_DEFINE(LIBMAIL, -llockfile)
1933 fi
1934 else :
1935 fi
1936 AC_CHECK_FUNCS(touchlock)
1937 AC_CHECK_HEADERS(maillock.h)
1938
1939 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
1940 rename closedir mkdir rmdir sysinfo \
1941 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1942 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1943 utimes setrlimit setpgid getcwd getwd shutdown strftime getaddrinfo \
1944 __fpending mblen mbrlen strsignal setitimer ualarm index rindex \
1945 gai_strerror mkstemp)
1946
1947 AC_FUNC_MKTIME
1948 if test "$ac_cv_func_working_mktime" = no; then
1949 AC_DEFINE(BROKEN_MKTIME)
1950 fi
1951
1952 AC_FUNC_GETLOADAVG
1953
1954 AC_FUNC_FSEEKO
1955
1956 # UNIX98 PTYs.
1957 AC_CHECK_FUNCS(grantpt)
1958
1959 # PTY-related GNU extensions.
1960 AC_CHECK_FUNCS(getpt)
1961
1962 # Check this now, so that we will NOT find the above functions in ncurses.
1963 # That is because we have not set up to link ncurses in lib-src.
1964 # It's better to believe a function is not available
1965 # than to expect to find it in ncurses.
1966 AC_CHECK_LIB(ncurses, tparm)
1967
1968 # Do we need the Hesiod library to provide the support routines?
1969 if test "$with_hesiod" = yes ; then
1970 # Don't set $LIBS here -- see comments above.
1971 resolv=no
1972 AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
1973 [AC_CHECK_LIB(resolv, res_send, resolv=yes,
1974 [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
1975 if test "$resolv" = yes ; then
1976 RESOLVLIB=-lresolv
1977 AC_DEFINE(HAVE_LIBRESOLV)
1978 else
1979 RESOLVLIB=
1980 fi
1981 AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
1982 AC_DEFINE(HAVE_LIBHESIOD), :, $RESOLVLIB)])
1983 fi
1984
1985 # These tell us which Kerberos-related libraries to use.
1986 if test "${with_kerberos+set}" = set; then
1987 AC_CHECK_LIB(com_err, com_err)
1988 AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
1989 AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
1990 AC_CHECK_LIB(krb5, krb5_init_context)
1991 if test "${with_kerberos5+set}" != set; then
1992 AC_CHECK_LIB(des425, des_cbc_encrypt,,
1993 AC_CHECK_LIB(des, des_cbc_encrypt))
1994 AC_CHECK_LIB(krb4, krb_get_cred,,
1995 AC_CHECK_LIB(krb, krb_get_cred))
1996 fi
1997
1998 if test "${with_kerberos5+set}" = set; then
1999 AC_CHECK_HEADERS(krb5.h)
2000 else
2001 AC_CHECK_HEADERS(des.h,,
2002 AC_CHECK_HEADERS(kerberosIV/des.h,,
2003 AC_CHECK_HEADERS(kerberos/des.h)))
2004 AC_CHECK_HEADERS(krb.h,,
2005 AC_CHECK_HEADERS(kerberosIV/krb.h,,
2006 AC_CHECK_HEADERS(kerberos/krb.h)))
2007 fi
2008 AC_CHECK_HEADERS(com_err.h)
2009 fi
2010
2011 # Solaris requires -lintl if you want strerror (which calls dgettext)
2012 # to return localized messages.
2013 AC_CHECK_LIB(intl, dgettext)
2014
2015 AC_MSG_CHECKING(whether localtime caches TZ)
2016 AC_CACHE_VAL(emacs_cv_localtime_cache,
2017 [if test x$ac_cv_func_tzset = xyes; then
2018 AC_TRY_RUN([#include <time.h>
2019 extern char **environ;
2020 unset_TZ ()
2021 {
2022 char **from, **to;
2023 for (to = from = environ; (*to = *from); from++)
2024 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2025 to++;
2026 }
2027 char TZ_GMT0[] = "TZ=GMT0";
2028 char TZ_PST8[] = "TZ=PST8";
2029 main()
2030 {
2031 time_t now = time ((time_t *) 0);
2032 int hour_GMT0, hour_unset;
2033 if (putenv (TZ_GMT0) != 0)
2034 exit (1);
2035 hour_GMT0 = localtime (&now)->tm_hour;
2036 unset_TZ ();
2037 hour_unset = localtime (&now)->tm_hour;
2038 if (putenv (TZ_PST8) != 0)
2039 exit (1);
2040 if (localtime (&now)->tm_hour == hour_GMT0)
2041 exit (1);
2042 unset_TZ ();
2043 if (localtime (&now)->tm_hour != hour_unset)
2044 exit (1);
2045 exit (0);
2046 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2047 [# If we have tzset, assume the worst when cross-compiling.
2048 emacs_cv_localtime_cache=yes])
2049 else
2050 # If we lack tzset, report that localtime does not cache TZ,
2051 # since we can't invalidate the cache if we don't have tzset.
2052 emacs_cv_localtime_cache=no
2053 fi])dnl
2054 AC_MSG_RESULT($emacs_cv_localtime_cache)
2055 if test $emacs_cv_localtime_cache = yes; then
2056 AC_DEFINE(LOCALTIME_CACHE)
2057 fi
2058
2059 if test "x$HAVE_TIMEVAL" = xyes; then
2060 AC_CHECK_FUNCS(gettimeofday)
2061 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2062 emacs_cv_gettimeofday_two_arguments,
2063 [AC_TRY_COMPILE([
2064 #ifdef TIME_WITH_SYS_TIME
2065 #include <sys/time.h>
2066 #include <time.h>
2067 #else
2068 #ifdef HAVE_SYS_TIME_H
2069 #include <sys/time.h>
2070 #else
2071 #include <time.h>
2072 #endif
2073 #endif],
2074 [struct timeval time;
2075 gettimeofday (&time, 0);],
2076 emacs_cv_gettimeofday_two_arguments=yes,
2077 emacs_cv_gettimeofday_two_arguments=no)])
2078 if test $emacs_cv_gettimeofday_two_arguments = no; then
2079 AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
2080 fi
2081 fi
2082
2083 dnl Note that AC_STRUCT_TIMEZONE doesn't do what you might expect.
2084 if test "$ac_cv_func_gettimeofday" = yes; then
2085 AC_CACHE_CHECK([for struct timezone], emacs_cv_struct_timezone,
2086 [AC_TRY_COMPILE([#include <sys/time.h>],
2087 [struct timezone tz;],
2088 dnl It may be that we can't call gettimeofday with a non-null pointer,
2089 dnl even though we have struct timezone (e.g. HPUX). In that case
2090 dnl we'll lie about struct timezone.
2091 [AC_TRY_RUN([
2092 #ifdef TIME_WITH_SYS_TIME
2093 #include <sys/time.h>
2094 #include <time.h>
2095 #else
2096 #ifdef HAVE_SYS_TIME_H
2097 #include <sys/time.h>
2098 #else
2099 #include <time.h>
2100 #endif
2101 #endif
2102 main () {
2103 struct timeval time;
2104 struct timezone dummy;
2105 exit (gettimeofday (&time, &dummy));
2106 }],
2107 emacs_cv_struct_timezone=yes,
2108 emacs_cv_struct_timezone=no, emacs_cv_struct_timezone=yes)],
2109 emacs_cv_struct_timezone=no)])
2110 fi
2111
2112 ok_so_far=yes
2113 AC_CHECK_FUNC(socket, , ok_so_far=no)
2114 if test $ok_so_far = yes; then
2115 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2116 fi
2117 if test $ok_so_far = yes; then
2118 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2119 fi
2120 if test $ok_so_far = yes; then
2121 AC_DEFINE(HAVE_INET_SOCKETS)
2122 fi
2123
2124 if test -f /usr/lpp/X11/bin/smt.exp; then
2125 AC_DEFINE(HAVE_AIX_SMT_EXP)
2126 fi
2127
2128 AC_MSG_CHECKING(whether system supports dynamic ptys)
2129 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2130 AC_MSG_RESULT(yes)
2131 AC_DEFINE(HAVE_DEV_PTMX)
2132 else
2133 AC_MSG_RESULT(no)
2134 fi
2135
2136 AC_FUNC_VFORK
2137
2138 # Fixme: This should be replaced when we have autoconf 2.14.
2139 AC_SIZE_T
2140
2141 # Set up the CFLAGS for real compilation, so we can substitute it.
2142 CFLAGS="$REAL_CFLAGS"
2143 CPPFLAGS="$REAL_CPPFLAGS"
2144
2145 changequote(, )dnl
2146 #### Find out which version of Emacs this is.
2147 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
2148 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
2149 changequote([, ])dnl
2150 if test x"${version}" = x; then
2151 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
2152 fi
2153
2154 ### Specify what sort of things we'll be editing into Makefile and config.h.
2155 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2156 AC_SUBST(version)
2157 AC_SUBST(configuration)
2158 AC_SUBST(canonical)
2159 AC_SUBST(srcdir)
2160 AC_SUBST(prefix)
2161 AC_SUBST(exec_prefix)
2162 AC_SUBST(bindir)
2163 AC_SUBST(datadir)
2164 AC_SUBST(sharedstatedir)
2165 AC_SUBST(libexecdir)
2166 AC_SUBST(mandir)
2167 AC_SUBST(infodir)
2168 AC_SUBST(lispdir)
2169 AC_SUBST(locallisppath)
2170 AC_SUBST(lisppath)
2171 AC_SUBST(x_default_search_path)
2172 AC_SUBST(etcdir)
2173 AC_SUBST(archlibdir)
2174 AC_SUBST(docdir)
2175 AC_SUBST(bitmapdir)
2176 AC_SUBST(c_switch_system)
2177 AC_SUBST(c_switch_machine)
2178 AC_SUBST(LD_SWITCH_X_SITE)
2179 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2180 AC_SUBST(C_SWITCH_X_SITE)
2181 AC_SUBST(CFLAGS)
2182 AC_SUBST(X_TOOLKIT_TYPE)
2183 AC_SUBST(machfile)
2184 AC_SUBST(opsysfile)
2185 AC_SUBST(GETLOADAVG_LIBS)
2186
2187 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
2188 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
2189 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
2190 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
2191 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
2192 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
2193 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
2194 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
2195
2196 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2197 AC_DEFINE(HAVE_X_WINDOWS)
2198 fi
2199 if test "${USE_X_TOOLKIT}" != "none" ; then
2200 AC_DEFINE(USE_X_TOOLKIT)
2201 fi
2202 if test "${HAVE_X11}" = "yes" ; then
2203 AC_DEFINE(HAVE_X11)
2204 fi
2205 if test "${HAVE_XFREE386}" = "yes" ; then
2206 AC_DEFINE(HAVE_XFREE386)
2207 fi
2208 if test "${HAVE_MENUS}" = "yes" ; then
2209 AC_DEFINE(HAVE_MENUS)
2210 fi
2211 if test "${GNU_MALLOC}" = "yes" ; then
2212 AC_DEFINE(GNU_MALLOC)
2213 fi
2214 if test "${REL_ALLOC}" = "yes" ; then
2215 AC_DEFINE(REL_ALLOC)
2216 fi
2217
2218 #### Report on what we decided to do.
2219 echo "
2220 Configured for \`${canonical}'.
2221
2222 Where should the build process find the source code? ${srcdir}
2223 What operating system and machine description files should Emacs use?
2224 \`${opsysfile}' and \`${machfile}'
2225 What compiler should emacs be built with? ${CC} ${CFLAGS}
2226 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
2227 Should Emacs use a relocating allocator for buffers? ${REL_ALLOC}
2228 Should Emacs use mmap(2) for buffer allocation? $use_mmap_for_buffers
2229 What window system should Emacs use? ${window_system}
2230 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
2231
2232 if test -n "${x_includes}"; then
2233 echo " Where do we find X Windows header files? ${x_includes}"
2234 else
2235 echo " Where do we find X Windows header files? Standard dirs"
2236 fi
2237 if test -n "${x_libraries}"; then
2238 echo " Where do we find X Windows libraries? ${x_libraries}"
2239 else
2240 echo " Where do we find X Windows libraries? Standard dirs"
2241 fi
2242
2243 echo " Does Emacs use -lXaw3d? ${HAVE_XAW3D}"
2244 echo " Does Emacs use -lXpm? ${HAVE_XPM}"
2245 echo " Does Emacs use -ljpeg? ${HAVE_JPEG}"
2246 echo " Does Emacs use -ltiff? ${HAVE_TIFF}"
2247 echo " Does Emacs use -lungif? ${HAVE_GIF}"
2248 echo " Does Emacs use -lpng? ${HAVE_PNG}"
2249 echo " Does Emacs use X toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}"
2250 echo
2251
2252 # Remove any trailing slashes in these variables.
2253 changequote(, )dnl
2254 test "${prefix}" != NONE &&
2255 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
2256 test "${exec_prefix}" != NONE &&
2257 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
2258 changequote([, ])dnl
2259
2260 ## Check if the C preprocessor will convert `..' to `. .'. If so, set
2261 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
2262 ## from Makefile.c can correctly provide the arg `-traditional' to the
2263 ## C preprocessor.
2264
2265 AC_EGREP_CPP(yes..yes,
2266 [yes..yes],
2267 CPP_NEED_TRADITIONAL=no,
2268 CPP_NEED_TRADITIONAL=yes)
2269
2270 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
2271 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
2272 lisp/Makefile leim/Makefile, [
2273
2274 ### Make the necessary directories, if they don't exist.
2275 for dir in etc lisp ; do
2276 test -d ${dir} || mkdir ${dir}
2277 done
2278
2279 # Build src/Makefile from ${srcdir}/src/Makefile.c
2280 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
2281 # This must be done after src/config.h is built, since we rely on that file.
2282
2283 changequote(, )dnl The horror, the horror.
2284 # Now get this: Some word that is part of the ${srcdir} directory name
2285 # or the ${configuration} value might, just might, happen to be an
2286 # identifier like `sun4' or `i386' or something, and be predefined by
2287 # the C preprocessor to some helpful value like 1, or maybe the empty
2288 # string. Needless to say consequent macro substitutions are less
2289 # than conducive to the makefile finding the correct directory.
2290 undefs="`echo $top_srcdir $configuration $canonical |
2291 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
2292 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
2293 `"
2294 changequote([, ])dnl
2295
2296 echo creating src/epaths.h
2297 ${MAKE-make} epaths-force
2298
2299 # As of 2000-11-19, newest development versions of GNU cpp preprocess
2300 # `..' to `. .' unless invoked with -traditional
2301
2302 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
2303 CPPFLAGS="$CPPFLAGS -traditional"
2304 fi
2305
2306 echo creating lib-src/Makefile
2307 ( cd lib-src
2308 rm -f junk.c junk1.c junk2.c
2309 sed -e '/start of cpp stuff/q' \
2310 < Makefile.c > junk1.c
2311 sed -e '1,/start of cpp stuff/d'\
2312 -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
2313 < Makefile.c > junk.c
2314 $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
2315 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2316 cat junk1.c junk2.c > Makefile.new
2317 rm -f junk.c junk1.c junk2.c
2318 chmod 444 Makefile.new
2319 mv -f Makefile.new Makefile
2320 )
2321
2322 echo creating src/Makefile
2323 ( cd src
2324 rm -f junk.c junk1.c junk2.c
2325 sed -e '/start of cpp stuff/q' \
2326 < Makefile.c > junk1.c
2327 sed -e '1,/start of cpp stuff/d'\
2328 -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
2329 < Makefile.c > junk.c
2330 $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
2331 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
2332 cat junk1.c junk2.c > Makefile.new
2333 rm -f junk.c junk1.c junk2.c
2334 chmod 444 Makefile.new
2335 mv -f Makefile.new Makefile
2336 )
2337
2338 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
2339 echo creating src/.gdbinit
2340 echo source $srcdir/src/.gdbinit > src/.gdbinit
2341 fi
2342
2343 # This is how we know whether to re-run configure in certain cases.
2344 touch src/config.stamp
2345
2346 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
2347