configure.in

Revision 3212, 66.4 kB (checked in by miyoshi, 5 years ago)
Sync up with Emacs-21.3.

Line
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, 2002
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(2.8)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	PDUMP=no
103	AC_ARG_WITH(pdump,
104	[ --with-pdump use portable dumper],
105	[ case "${withval}" in
106	n \| no ) ;;
107	debug ) AC_DEFINE(PDUMP_DEBUG)
108	AC_DEFINE(PDUMP)
109	PDUMP='yes (debug)' ;;
110	*) AC_DEFINE(PDUMP)
111	PDUMP=yes ;;
112	esac
113	])
114	#### Make srcdir absolute, if it isn't already. It's important to
115	#### avoid running the path through pwd unnecessarily, since pwd can
116	#### give you automounter prefixes, which can go away. We do all this
117	#### so Emacs can find its files when run uninstalled.
118	## Make sure CDPATH doesn't affect cd (in case PWD is relative).
119	unset CDPATH
120	case "${srcdir}" in
121	/* ) ;;
122	. )
123	## We may be able to use the $PWD environment variable to make this
124	## absolute. But sometimes PWD is inaccurate.
125	if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".${PWD}" ;
126	then
127	srcdir="$PWD"
128	else
129	srcdir="`(cd ${srcdir}; pwd)`"
130	fi
131	;;
132	* ) srcdir="`(cd ${srcdir}; pwd)`" ;;
133	esac
134
135	#### Check if the source directory already has a configured system in it.
136	if test `pwd` != `(cd ${srcdir} && pwd)` \
137	&& test -f "${srcdir}/src/config.h" ; then
138	AC_MSG_WARN([The directory tree \`${srcdir}' is being used
139	as a build directory right now; it has been configured in its own
140	right. To configure in another directory as well, you MUST
141	use GNU make. If you do not have GNU make, then you must
142	now do \`make distclean' in ${srcdir},
143	and then run $0 again.])
144
145	changequote(, )dnl
146	extrasub='/^VPATH[ ]*=/c\
147	changequote([, ])dnl
148	vpath %.c $(srcdir)\
149	vpath %.h $(srcdir)\
150	vpath %.y $(srcdir)\
151	vpath %.l $(srcdir)\
152	vpath %.s $(srcdir)\
153	vpath %.in $(srcdir)\
154	vpath %.texi $(srcdir)'
155	fi
156
157	#### Given the configuration name, set machfile and opsysfile to the
158	#### names of the m/.h and s/.h files we should use.
159
160	### Canonicalize the configuration name.
161
162	AC_CANONICAL_HOST
163	canonical=$host
164	configuration=$host_alias
165
166	changequote(, )dnl
167
168	### If you add support for a new configuration, add code to this
169	### switch statement to recognize your configuration name and select
170	### the appropriate operating system and machine description files.
171
172	### You would hope that you could choose an m/*.h file pretty much
173	### based on the machine portion of the configuration name, and an s-
174	### file based on the operating system portion. However, it turns out
175	### that each m/*.h file is pretty manufacturer-specific - for
176	### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
177	### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
178	### machines. So we basically have to have a special case for each
179	### configuration name.
180	###
181	### As far as handling version numbers on operating systems is
182	### concerned, make sure things will fail in a fixable way. If
183	### /etc/MACHINES doesn't say anything about version numbers, be
184	### prepared to handle anything reasonably. If version numbers
185	### matter, be sure /etc/MACHINES says something about it.
186	###
187	### Eric Raymond says we should accept strings like "sysvr4" to mean
188	### "System V Release 4"; he writes, "The old convention encouraged
189	### confusion between `system' and `release' levels'."
190
191	machine='' opsys='' unported=no
192	case "${canonical}" in
193
194	## NetBSD ports
195	--netbsd* )
196	opsys=netbsd
197	case "${canonical}" in
198	alpha--netbsd*) machine=alpha ;;
199	i[3456]86--netbsd) machine=intel386 ;;
200	m68k--netbsd)
201	# This is somewhat bogus.
202	machine=hp9000s300 ;;
203	powerpc-apple-netbsd*) machine=macppc ;;
204	mips--netbsd) machine=pmax ;;
205	mipsel--netbsd) machine=pmax ;;
206	ns32k--netbsd) machine=ns32000 ;;
207	powerpc--netbsd) machine=macppc ;;
208	sparc--netbsd*) machine=sparc ;;
209	vax--netbsd) machine=vax ;;
210	arm--netbsd) machine=arm ;;
211	esac
212	;;
213
214	## OpenBSD ports
215	--openbsd* )
216	opsys=openbsd
217	case "${canonical}" in
218	alpha--openbsd*) machine=alpha ;;
219	i386--openbsd) machine=intel386 ;;
220	m68k--openbsd) machine=hp9000s300 ;;
221	mipsel--openbsd) machine=pmax ;;
222	ns32k--openbsd) machine=ns32000 ;;
223	sparc--openbsd) machine=sparc ;;
224	vax--openbsd) machine=vax ;;
225	esac
226	;;
227
228	## Acorn RISCiX:
229	arm-acorn-riscix1.1* )
230	machine=acorn opsys=riscix1-1
231	;;
232	arm-acorn-riscix1.2* \| arm-acorn-riscix )
233	## This name is riscix12 instead of riscix1.2
234	## to avoid a file name conflict on MSDOS.
235	machine=acorn opsys=riscix12
236	;;
237
238	## BSDI ports
239	--bsdi* )
240	opsys=bsdi
241	case "${canonical}" in
242	i[345]86--bsdi) machine=intel386 ;;
243	sparc--bsdi) machine=sparc ;;
244	powerpc--bsdi) machine=macppc ;;
245	esac
246	case "${canonical}" in
247	--bsd386* \| --bsdi1* ) opsys=bsd386 ;;
248	--bsdi2.0* ) opsys=bsdos2 ;;
249	--bsdi2* ) opsys=bsdos2-1 ;;
250	--bsdi3* ) opsys=bsdos3 ;;
251	--bsdi[45]* ) opsys=bsdos4 ;;
252	esac
253	;;
254
255	## Alliant machines
256	## Strictly speaking, we need the version of the alliant operating
257	## system to choose the right machine file, but currently the
258	## configuration name doesn't tell us enough to choose the right
259	## one; we need to give alliants their own operating system name to
260	## do this right. When someone cares, they can help us.
261	fx80-alliant-* )
262	machine=alliant4 opsys=bsd4-2
263	;;
264	i860-alliant-* )
265	machine=alliant-2800 opsys=bsd4-3
266	;;
267
268	## Alpha (DEC) machines.
269	alpha-dec-osf )
270	machine=alpha opsys=osf1
271	# This is needed to find X11R6.1 libraries for certain tests.
272	NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
273	GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
274	# NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
275	# due to non-traditional preprocessing with the current compiler
276	# defaults. OSF 4 can also have that compiler version, and there
277	# seems always to have been a usable /usr/bin/cpp.
278	NON_GNU_CPP=/usr/bin/cpp
279	case "${canonical}" in
280	alpha-dec-osf[5-9])
281	opsys=osf5-0 ;;
282	esac
283	;;
284
285	alpha--linux-gnu* )
286	machine=alpha opsys=gnu-linux
287	;;
288
289	arm--linux-gnu* )
290	machine=arm opsys=gnu-linux
291	;;
292
293	ppc-*-linux \| \
294	powerpc--linux )
295	machine=macppc opsys=gnu-linux
296	;;
297
298	## Altos 3068
299	m68-altos-sysv )
300	machine=altos opsys=usg5-2
301	;;
302
303	## Amdahl UTS
304	580-amdahl-sysv* )
305	machine=amdahl opsys=usg5-2-2
306	;;
307
308	## Apollo, Domain/OS
309	m68-apollo- )
310	machine=apollo opsys=bsd4-3
311	;;
312
313	## AT&T 3b2, 3b5, 3b15, 3b20
314	we32k-att-sysv* )
315	machine=att3b opsys=usg5-2-2
316	;;
317
318	## AT&T 3b1 - The Mighty Unix PC!
319	m68-att-sysv )
320	machine=7300 opsys=usg5-2-2
321	;;
322
323	## Bull dpx20
324	rs6000-bull-bosx* )
325	machine=ibmrs6000 opsys=aix3-2
326	;;
327
328	## Bull dpx2
329	m68-bull-sysv3 )
330	machine=dpx2 opsys=usg5-3
331	;;
332
333	## Bull sps7
334	m68-bull-sysv2 )
335	machine=sps7 opsys=usg5-2
336	;;
337
338	## CCI 5/32, 6/32 -- see "Tahoe".
339
340	## Celerity
341	## I don't know what configuration name to use for this; config.sub
342	## doesn't seem to know anything about it. Hey, Celerity users, get
343	## in touch with us!
344	celerity-celerity-bsd* )
345	machine=celerity opsys=bsd4-2
346	;;
347
348	## Clipper
349	## What operating systems does this chip run that Emacs has been
350	## tested on?
351	clipper-* )
352	machine=clipper
353	## We'll use the catch-all code at the bottom to guess the
354	## operating system.
355	;;
356
357	## Convex
358	-convex-bsd \| -convex-convexos )
359	machine=convex opsys=bsd4-3
360	## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
361	NON_GNU_CPP="cc -E -P"
362	;;
363
364	## Cubix QBx/386
365	i[3456]86-cubix-sysv* )
366	machine=intel386 opsys=usg5-3
367	;;
368
369	## Cydra 5
370	cydra-cydrome-sysv )
371	machine=cydra5 opsys=usg5-3
372	;;
373
374	## Data General AViiON Machines
375	## DG changed naming conventions with the release of 5.4.4.10, they
376	## dropped the initial 5.4 but left the intervening R. Because of the
377	## R this shouldn't conflict with older versions of the OS (which I
378	## think were named like dgux4.*). In addition, DG new AViiONs series
379	## uses either Motorola M88k or Intel Pentium CPUs.
380	m88k-dg-dguxR4.* \| m88k-dg-dgux4* )
381	machine=aviion opsys=dgux4
382	;;
383	m88k-dg-dgux5.4R3* \| m88k-dg-dgux5.4.3* )
384	## This name is dgux5-4-3 instead of dgux5-4r3
385	## to avoid a file name conflict on MSDOS.
386	machine=aviion opsys=dgux5-4-3
387	;;
388	m88k-dg-dgux5.4R2* \| m88k-dg-dgux5.4.2* )
389	machine=aviion opsys=dgux5-4r2
390	;;
391	m88k-dg-dgux* )
392	machine=aviion opsys=dgux
393	;;
394
395	## Data General AViiON Intel (x86) Machines
396	## Exists from 5.4.3 (current i586-dg-dguxR4.11)
397	## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
398	i[345]86-dg-dguxR4* )
399	machine=aviion-intel opsys=dgux4
400	;;
401
402	## DECstations
403	mips-dec-ultrix[0-3].* \| mips-dec-ultrix4.0* \| mips-dec-bsd4.2* )
404	machine=pmax opsys=bsd4-2
405	;;
406	mips-dec-ultrix4.[12]* \| mips-dec-bsd* )
407	machine=pmax opsys=bsd4-3
408	;;
409	mips-dec-ultrix* )
410	machine=pmax opsys=ultrix4-3
411	;;
412	mips-dec-osf* )
413	machine=pmax opsys=osf1
414	;;
415	mips-dec-mach_bsd4.3* )
416	machine=pmax opsys=mach-bsd4-3
417	;;
418
419	## Motorola Delta machines
420	m68k-motorola-sysv* \| m68000-motorola-sysv* )
421	machine=delta opsys=usg5-3
422	if test -z "`type gnucc \| grep 'not found'`"
423	then
424	if test -s /etc/167config
425	then CC="gnucc -m68040"
426	else CC="gnucc -m68881"
427	fi
428	else
429	if test -z "`type gcc \| grep 'not found'`"
430	then CC=gcc
431	else CC=cc
432	fi
433	fi
434	;;
435	m88k-motorola-sysv4* )
436	# jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
437	# needs POSIX_SIGNALS and therefore needs usg5-4-2.
438	# I hope there are not other 4.0 versions for this machine
439	# which really need usg5-4 instead.
440	machine=delta88k opsys=usg5-4-2
441	;;
442	m88k-motorola-sysv* \| m88k-motorola-m88kbcs* )
443	machine=delta88k opsys=usg5-3
444	;;
445
446	## Dual machines
447	m68-dual-sysv )
448	machine=dual opsys=usg5-2
449	;;
450	m68-dual-uniplus )
451	machine=dual opsys=unipl5-2
452	;;
453
454	## Elxsi 6400
455	elxsi-elxsi-sysv* )
456	machine=elxsi opsys=usg5-2
457	;;
458
459	## Encore machines
460	ns16k-encore-bsd* )
461	machine=ns16000 opsys=umax
462	;;
463
464	## The GEC 63 - apparently, this port isn't really finished yet.
465	# I'm sure we finished off the last of the machines, though. -- fx
466
467	## Gould Power Node and NP1
468	pn-gould-bsd4.2* )
469	machine=gould opsys=bsd4-2
470	;;
471	pn-gould-bsd4.3* )
472	machine=gould opsys=bsd4-3
473	;;
474	np1-gould-bsd* )
475	machine=gould-np1 opsys=bsd4-3
476	;;
477
478	## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
479	## as far as Emacs is concerned).
480	m88k-harris-cxux* )
481	# Build needs to be different on 7.0 and later releases
482	case "`uname -r`" in
483	[56].[0-9] ) machine=nh4000 opsys=cxux ;;
484	[7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
485	esac
486	NON_GNU_CPP="/lib/cpp"
487	;;
488	## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
489	m68k-harris-cxux* )
490	machine=nh3000 opsys=cxux
491	;;
492	## Harris power pc NightHawk running Power UNIX (Series 6000)
493	powerpc-harris-powerunix )
494	machine=nh6000 opsys=powerunix
495	NON_GNU_CPP="cc -Xo -E -P"
496	;;
497	## SR2001/SR2201 running HI-UX/MPP
498	hppa1.1-hitachi-hiuxmpp* )
499	machine=sr2k opsys=hiuxmpp
500	;;
501	hppa1.1-hitachi-hiuxwe2* )
502	machine=sr2k opsys=hiuxwe2
503	;;
504	## Honeywell XPS100
505	xps-honeywell-sysv )
506	machine=xps100 opsys=usg5-2
507	;;
508
509	## HP 9000 series 200 or 300
510	m68-hp-bsd )
511	machine=hp9000s300 opsys=bsd4-3
512	;;
513	## HP/UX 7, 8, 9, and 10 are supported on these machines.
514	m68-hp-hpux )
515	case "`uname -r`" in
516	## Someone's system reports A.B8.05 for this.
517	## I wonder what other possibilities there are.
518	.B8. ) machine=hp9000s300 opsys=hpux8 ;;
519	.08. ) machine=hp9000s300 opsys=hpux8 ;;
520	.09. ) machine=hp9000s300 opsys=hpux9 ;;
521	.1[0-9]. ) machine=hp9000s300 opsys=hpux9shr ;;
522	*) machine=hp9000s300 opsys=hpux ;;
523	esac
524	;;
525
526	## HP 9000 series 700 and 800, running HP/UX
527	hppa-hp-hpux7 )
528	machine=hp800 opsys=hpux
529	;;
530	hppa-hp-hpux8 )
531	machine=hp800 opsys=hpux8
532	;;
533	hppa-hp-hpux9shr )
534	machine=hp800 opsys=hpux9shr
535	;;
536	hppa-hp-hpux9 )
537	machine=hp800 opsys=hpux9
538	;;
539
540	hppa-hp-hpux10.2 )
541	machine=hp800 opsys=hpux10-20
542	;;
543
544	hppa-hp-hpux10 )
545	machine=hp800 opsys=hpux10
546	;;
547
548	hppa-hp-hpux1[1-9] )
549	machine=hp800 opsys=hpux11
550	;;
551
552	## HP 9000 series 700 and 800, running HP/UX
553	hppa-hp-hpux )
554	## Cross-compilation? Nah!
555	case "`uname -r`" in
556	## Someone's system reports A.B8.05 for this.
557	## I wonder what other possibilities there are.
558	.B8. ) machine=hp800 opsys=hpux8 ;;
559	.08. ) machine=hp800 opsys=hpux8 ;;
560	.09. ) machine=hp800 opsys=hpux9 ;;
561	*) machine=hp800 opsys=hpux10 ;;
562	esac
563	;;
564	hppa--nextstep* )
565	machine=hp800 opsys=nextstep
566	;;
567
568	## Orion machines
569	orion-orion-bsd* )
570	machine=orion opsys=bsd4-2
571	;;
572	clipper-orion-bsd* )
573	machine=orion105 opsys=bsd4-2
574	;;
575
576	## IBM machines
577	i[3456]86-ibm-aix1.1* )
578	machine=ibmps2-aix opsys=usg5-2-2
579	;;
580	i[3456]86-ibm-aix1.[23]* \| i[3456]86-ibm-aix* )
581	machine=ibmps2-aix opsys=usg5-3
582	;;
583	i370-ibm-aix*)
584	machine=ibm370aix opsys=usg5-3
585	;;
586	s390-*-linux-gnu)
587	machine=ibms390 opsys=gnu-linux
588	;;
589	rs6000-ibm-aix3.1* \| powerpc-ibm-aix3.1* )
590	machine=ibmrs6000 opsys=aix3-1
591	;;
592	rs6000-ibm-aix3.2.5 \| powerpc-ibm-aix3.2.5 )
593	machine=ibmrs6000 opsys=aix3-2-5
594	;;
595	rs6000-ibm-aix4.1* \| powerpc-ibm-aix4.1* )
596	machine=ibmrs6000 opsys=aix4-1
597	;;
598	rs6000-ibm-aix4.2* \| powerpc-ibm-aix4.2* )
599	machine=ibmrs6000 opsys=aix4-2
600	;;
601	rs6000-ibm-aix5.1* \| powerpc-ibm-aix5.1* )
602	machine=ibmrs6000 opsys=aix4-2
603	;;
604	rs6000-ibm-aix4.0* \| powerpc-ibm-aix4.0* )
605	machine=ibmrs6000 opsys=aix4
606	;;
607	rs6000-ibm-aix4* \| powerpc-ibm-aix4* )
608	machine=ibmrs6000 opsys=aix4-1
609	;;
610	rs6000-ibm-aix* \| powerpc-ibm-aix* )
611	machine=ibmrs6000 opsys=aix3-2
612	;;
613	romp-ibm-bsd4.3* )
614	machine=ibmrt opsys=bsd4-3
615	;;
616	romp-ibm-bsd4.2* )
617	machine=ibmrt opsys=bsd4-2
618	;;
619	romp-ibm-aos4.3* )
620	machine=ibmrt opsys=bsd4-3
621	;;
622	romp-ibm-aos4.2* )
623	machine=ibmrt opsys=bsd4-2
624	;;
625	romp-ibm-aos* )
626	machine=ibmrt opsys=bsd4-3
627	;;
628	romp-ibm-bsd* )
629	machine=ibmrt opsys=bsd4-3
630	;;
631	romp-ibm-aix* )
632	machine=ibmrt-aix opsys=usg5-2-2
633	;;
634
635	## Integrated Solutions `Optimum V'
636	m68-isi-bsd4.2 )
637	machine=isi-ov opsys=bsd4-2
638	;;
639	m68-isi-bsd4.3 )
640	machine=isi-ov opsys=bsd4-3
641	;;
642
643	## Intel 386 machines where we do care about the manufacturer
644	i[3456]86-intsys-sysv* )
645	machine=is386 opsys=usg5-2-2
646	;;
647
648	## Prime EXL
649	i[3456]86-prime-sysv* )
650	machine=i386 opsys=usg5-3
651	;;
652
653	## Sequent Symmetry running Dynix
654	i[3456]86-sequent-bsd* )
655	machine=symmetry opsys=bsd4-3
656	;;
657
658	## Sequent Symmetry running ptx 4, which is a modified SVR4.
659	i[3456]86-sequent-ptx4* \| i[3456]86-sequent-sysv4* )
660	machine=sequent-ptx opsys=ptx4
661	NON_GNU_CPP=/lib/cpp
662	;;
663
664	## Sequent Symmetry running DYNIX/ptx
665	## Use the old cpp rather than the newer ANSI one.
666	i[3456]86-sequent-ptx* )
667	machine=sequent-ptx opsys=ptx
668	NON_GNU_CPP="/lib/cpp"
669	;;
670
671	## ncr machine running svr4.3.
672	i[3456]86-ncr-sysv4.3 )
673	machine=ncr386 opsys=usg5-4-3
674	;;
675
676	## Unspecified sysv on an ncr machine defaults to svr4.2.
677	## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
678	i[3456]86-ncr-sysv* )
679	machine=ncr386 opsys=usg5-4-2
680	;;
681
682	## Intel Paragon OSF/1
683	i860-intel-osf1* )
684	machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
685	;;
686
687	## Intel 860
688	i860--sysv4 )
689	machine=i860 opsys=usg5-4
690	NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
691	NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
692	;;
693
694	## Macintosh PowerPC
695	powerpc--linux-gnu* )
696	machine=macppc opsys=gnu-linux
697	;;
698
699	## Masscomp machines
700	m68-masscomp-rtu )
701	machine=masscomp opsys=rtu
702	;;
703
704	## Megatest machines
705	m68-megatest-bsd )
706	machine=mega68 opsys=bsd4-2
707	;;
708
709	## Workstations sold by MIPS
710	## This is not necessarily all workstations using the MIPS processor -
711	## Irises are produced by SGI, and DECstations by DEC.
712
713	## etc/MACHINES lists mips.h and mips4.h as possible machine files,
714	## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
715	## it gives for choosing between the alternatives seems to be "Use
716	## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
717	## the BSD world." I'll assume that these are instructions for
718	## handling two odd situations, and that every other situation
719	## should use mips.h and usg5-2-2, they being listed first.
720	mips-mips-usg* )
721	machine=mips4
722	## Fall through to the general code at the bottom to decide on the OS.
723	;;
724	mips-mips-riscos4* )
725	machine=mips4 opsys=bsd4-3
726	NON_GNU_CC="cc -systype bsd43"
727	NON_GNU_CPP="cc -systype bsd43 -E"
728	;;
729	mips-mips-riscos5* )
730	machine=mips4 opsys=riscos5
731	NON_GNU_CC="cc -systype bsd43"
732	NON_GNU_CPP="cc -systype bsd43 -E"
733	;;
734	mips-mips-bsd* )
735	machine=mips opsys=bsd4-3
736	;;
737	mips-mips-* )
738	machine=mips opsys=usg5-2-2
739	;;
740
741	## NeXT
742	m68-next- \| m68k--nextstep )
743	machine=m68k opsys=nextstep
744	;;
745
746	## The complete machine from National Semiconductor
747	ns32k-ns-genix* )
748	machine=ns32000 opsys=usg5-2
749	;;
750
751	## NCR machines
752	m68-ncr-sysv2 \| m68-ncr-sysvr2 )
753	machine=tower32 opsys=usg5-2-2
754	;;
755	m68-ncr-sysv3 \| m68-ncr-sysvr3 )
756	machine=tower32v3 opsys=usg5-3
757	;;
758
759	## NEC EWS4800
760	mips-nec-sysv4*)
761	machine=ews4800 opsys=ux4800
762	;;
763
764	## Nixdorf Targon 31
765	m68-nixdorf-sysv )
766	machine=targon31 opsys=usg5-2-2
767	;;
768
769	## Nu (TI or LMI)
770	m68-nu-sysv )
771	machine=nu opsys=usg5-2
772	;;
773
774	## Plexus
775	m68-plexus-sysv )
776	machine=plexus opsys=usg5-2
777	;;
778
779	## PowerPC reference platform
780	powerpcle--solaris2 )
781	machine=prep
782	opsys=sol2-5
783	;;
784
785	## Pyramid machines
786	## I don't really have any idea what sort of processor the Pyramid has,
787	## so I'm assuming it is its own architecture.
788	pyramid-pyramid-bsd* )
789	machine=pyramid opsys=bsd4-2
790	;;
791
792	## Sequent Balance
793	ns32k-sequent-bsd4.2* )
794	machine=sequent opsys=bsd4-2
795	;;
796	ns32k-sequent-bsd4.3* )
797	machine=sequent opsys=bsd4-3
798	;;
799
800	## Siemens Nixdorf
801	mips-siemens-sysv* \| mips-sni-sysv*)
802	machine=mips-siemens opsys=usg5-4
803	NON_GNU_CC=/usr/ccs/bin/cc
804	NON_GNU_CPP=/usr/ccs/lib/cpp
805	;;
806
807	## Silicon Graphics machines
808	## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
809	m68-sgi-iris3.5 )
810	machine=irist opsys=iris3-5
811	;;
812	m68-sgi-iris3.6 \| m68-sgi-iris)
813	machine=irist opsys=iris3-6
814	;;
815	## Iris 4D
816	mips-sgi-irix3* )
817	machine=iris4d opsys=irix3-3
818	;;
819	mips-sgi-irix4* )
820	machine=iris4d opsys=irix4-0
821	;;
822	mips-sgi-irix6.5 )
823	machine=iris4d opsys=irix6-5
824	# Without defining _LANGUAGE_C, things get masked out in the headers
825	# so that, for instance, grepping for `free' in stdlib.h fails and
826	# AC_HEADER_STD_C fails. (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
827	NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
828	NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
829	;;
830	mips-sgi-irix6* )
831	machine=iris4d opsys=irix6-0
832	# It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
833	# but presumably it does no harm.
834	NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
835	# -32 probably isn't necessary in later v.6s -- anyone know which?
836	NON_GCC_TEST_OPTIONS=-32
837	;;
838	mips-sgi-irix5.[01]* )
839	machine=iris4d opsys=irix5-0
840	;;
841	mips-sgi-irix5* \| mips-sgi-irix* )
842	machine=iris4d opsys=irix5-2
843	;;
844
845	## SONY machines
846	m68-sony-bsd4.2 )
847	machine=news opsys=bsd4-2
848	;;
849	m68-sony-bsd4.3 )
850	machine=news opsys=bsd4-3
851	;;
852	m68-sony-newsos3 \| m68-sony-news3)
853	machine=news opsys=bsd4-3
854	;;
855	mips-sony-bsd* \| mips-sony-newsos4* \| mips-sony-news4*)
856	machine=news-risc opsys=bsd4-3
857	;;
858	mips-sony-newsos6* )
859	machine=news-r6 opsys=newsos6
860	;;
861	mips-sony-news* )
862	machine=news-risc opsys=newsos5
863	;;
864
865	## Stride
866	m68-stride-sysv )
867	machine=stride opsys=usg5-2
868	;;
869
870	## Suns
871	sparc--linux-gnu \| sparc64--linux-gnu )
872	machine=sparc opsys=gnu-linux
873	;;
874
875	-auspex-sunos \| -sun-sunos \| -sun-bsd \| -sun-solaris \
876	\| i[3456]86--solaris2 \| i[3456]86--sunos5 \| powerpc--solaris2* \
877	\| rs6000--solaris2)
878	case "${canonical}" in
879	m68-sunos1 ) machine=sun1 ;;
880	m68-sunos2 ) machine=sun2 ;;
881	m68* ) machine=sun3 ;;
882	i[3456]86-sun-sunos[34]* ) machine=sun386 ;;
883	i[3456]86-- ) machine=intel386 ;;
884	powerpcle* ) machine=powerpcle ;;
885	powerpc* \| rs6000* ) machine=ibmrs6000 ;;
886	sparc* ) machine=sparc ;;
887	* ) unported=yes ;;
888	esac
889	case "${canonical}" in
890	## The Sun386 didn't get past 4.0.
891	i[3456]86-*-sunos4 ) opsys=sunos4-0 ;;
892	-sunos4.0 ) opsys=sunos4-0 ;;
893	-sunos4.1.[3-9]noshare )
894	## This name is sunos413 instead of sunos4-1-3
895	## to avoid a file name conflict on MSDOS.
896	opsys=sunos413
897	NON_GNU_CPP=/usr/lib/cpp
898	NON_GCC_TEST_OPTIONS=-Bstatic
899	GCC_TEST_OPTIONS=-static
900	;;
901	-sunos4.1.[3-9] \| -sunos4shr)
902	opsys=sunos4shr
903	NON_GNU_CPP=/usr/lib/cpp
904	;;
905	-sunos4 \| *-sunos )
906	opsys=sunos4-1
907	NON_GCC_TEST_OPTIONS=-Bstatic
908	GCC_TEST_OPTIONS=-static
909	;;
910	-sunos5.3 \| -solaris2.3 )
911	opsys=sol2-3
912	NON_GNU_CPP=/usr/ccs/lib/cpp
913	;;
914	-sunos5.4 \| -solaris2.4 )
915	opsys=sol2-4
916	NON_GNU_CPP=/usr/ccs/lib/cpp
917	RANLIB="ar -ts"
918	;;
919	-sunos5.5 \| -solaris2.5 )
920	opsys=sol2-5
921	NON_GNU_CPP=/usr/ccs/lib/cpp
922	RANLIB="ar -ts"
923	;;
924	-sunos5 \| -solaris )
925	opsys=sol2-5
926	NON_GNU_CPP=/usr/ccs/lib/cpp
927	;;
928	* ) opsys=bsd4-2 ;;
929	esac
930	## Watch out for a compiler that we know will not work.
931	case "${canonical}" in
932	-solaris \| -sunos5 )
933	if [ "x$CC" = x/usr/ucb/cc ]; then
934	## /usr/ucb/cc doesn't work;
935	## we should find some other compiler that does work.
936	unset CC
937	fi
938	;;
939	*) ;;
940	esac
941	;;
942	sparc--nextstep )
943	machine=sparc opsys=nextstep
944	;;
945
946	## Tadpole 68k
947	m68-tadpole-sysv )
948	machine=tad68k opsys=usg5-3
949	;;
950
951	## Tahoe machines
952	tahoe-tahoe-bsd4.2* )
953	machine=tahoe opsys=bsd4-2
954	;;
955	tahoe-tahoe-bsd4.3* )
956	machine=tahoe opsys=bsd4-3
957	;;
958
959	## Tandem Integrity S2
960	mips-tandem-sysv* )
961	machine=tandem-s2 opsys=usg5-3
962	;;
963
964	## Tektronix XD88
965	m88k-tektronix-sysv3* )
966	machine=tekxd88 opsys=usg5-3
967	;;
968
969	## Tektronix 16000 box (6130?)
970	ns16k-tektronix-bsd* )
971	machine=ns16000 opsys=bsd4-2
972	;;
973	## Tektronix 4300
974	## src/m/tek4300.h hints that this is a m68k machine.
975	m68-tektronix-bsd )
976	machine=tek4300 opsys=bsd4-3
977	;;
978
979	## Titan P2 or P3
980	## We seem to have lost the machine-description file titan.h!
981	titan-titan-sysv* )
982	machine=titan opsys=usg5-3
983	;;
984
985	## Ustation E30 (SS5E)
986	m68-unisys-uniplus )
987	machine=ustation opsystem=unipl5-2
988	;;
989
990	## Vaxen.
991	vax-dec-* )
992	machine=vax
993	case "${canonical}" in
994	-bsd4.1 ) opsys=bsd4-1 ;;
995	-bsd4.2 \| -ultrix[0-3]. \| -ultrix4.0 ) opsys=bsd4-2 ;;
996	-bsd4.3 \| -ultrix ) opsys=bsd4-3 ;;
997	-sysv[01] \| -sysvr[01] ) opsys=usg5-0 ;;
998	-sysv2 \| -sysvr2 ) opsys=usg5-2 ;;
999	-vms ) opsys=vms ;;
1000	* ) unported=yes
1001	esac
1002	;;
1003
1004	## Whitechapel MG1
1005	ns16k-whitechapel-* )
1006	machine=mg1
1007	## We don't know what sort of OS runs on these; we'll let the
1008	## operating system guessing code below try.
1009	;;
1010
1011	## Wicat
1012	m68-wicat-sysv )
1013	machine=wicat opsys=usg5-2
1014	;;
1015
1016	## IA-64
1017	ia64--linux* )
1018	machine=ia64 opsys=gnu-linux
1019	;;
1020
1021	## Intel 386 machines where we don't care about the manufacturer
1022	i[3456]86-- )
1023	machine=intel386
1024	case "${canonical}" in
1025	-lynxos ) opsys=lynxos ;;
1026	-isc1. \| -isc2.[01] ) opsys=386-ix ;;
1027	-isc2.2 ) opsys=isc2-2 ;;
1028	-isc4.0 ) opsys=isc4-0 ;;
1029	-isc4. ) opsys=isc4-1
1030	GCC_TEST_OPTIONS=-posix
1031	NON_GCC_TEST_OPTIONS=-Xp
1032	;;
1033	-isc ) opsys=isc3-0 ;;
1034	-esix5 ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1035	-esix ) opsys=esix ;;
1036	-xenix ) opsys=xenix ;;
1037	-linux-gnu ) opsys=gnu-linux ;;
1038	-sco3.2v4 ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
1039	-sco3.2v5 ) opsys=sco5
1040	NON_GNU_CPP=/lib/cpp
1041	# Prevent -belf from being passed to $CPP.
1042	# /lib/cpp does not accept it.
1043	OVERRIDE_CPPFLAGS=" "
1044	;;
1045	-sysv4.2uw ) opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1046	-386bsd ) opsys=386bsd ;;
1047	-freebsd ) opsys=freebsd ;;
1048	-nextstep ) opsys=nextstep ;;
1049	## Otherwise, we'll fall through to the generic opsys code at the bottom.
1050	esac
1051	;;
1052
1053	## m68k Linux-based GNU system
1054	m68k--linux-gnu )
1055	machine=m68k opsys=gnu-linux
1056	;;
1057
1058	## Mips Linux-based GNU system
1059	mips--linux-gnu \| mipsel--linux-gnu )
1060	machine=mips opsys=gnu-linux
1061	;;
1062
1063	## UXP/DS
1064	sparc-fujitsu-sysv4* )
1065	machine=sparc opsys=uxpds
1066	NON_GNU_CPP=/usr/ccs/lib/cpp
1067	RANLIB="ar -ts"
1068	;;
1069
1070	## UXP/V
1071	f301-fujitsu-uxpv4.1)
1072	machine=f301 opsys=uxpv
1073	;;
1074
1075	* )
1076	unported=yes
1077	;;
1078	esac
1079
1080	### If the code above didn't choose an operating system, just choose
1081	### an operating system based on the configuration name. You really
1082	### only want to use this when you have no idea what the right
1083	### operating system is; if you know what operating systems a machine
1084	### runs, it's cleaner to make it explicit in the case statement
1085	### above.
1086	if test x"${opsys}" = x; then
1087	case "${canonical}" in
1088	-gnu ) opsys=gnu ;;
1089	*-bsd4.[01] ) opsys=bsd4-1 ;;
1090	*-bsd4.2 ) opsys=bsd4-2 ;;
1091	*-bsd4.3 ) opsys=bsd4-3 ;;
1092	-sysv0 \| -sysvr0 ) opsys=usg5-0 ;;
1093	-sysv2 \| -sysvr2 ) opsys=usg5-2 ;;
1094	-sysv2.2 \| -sysvr2.2 ) opsys=usg5-2-2 ;;
1095	-sysv3 \| -sysvr3 ) opsys=usg5-3 ;;
1096	-sysv4.2uw ) opsys=unixware ;;
1097	-sysv4.1 \| -sysvr4.1 )
1098	NON_GNU_CPP=/usr/lib/cpp
1099	opsys=usg5-4 ;;
1100	-sysv4.[2-9] \| -sysvr4.[2-9] )
1101	if [ x$NON_GNU_CPP = x ]; then
1102	if [ -f /usr/ccs/lib/cpp ]; then
1103	NON_GNU_CPP=/usr/ccs/lib/cpp
1104	else
1105	NON_GNU_CPP=/lib/cpp
1106	fi
1107	fi
1108	opsys=usg5-4-2 ;;
1109	-sysv4 \| -sysvr4 ) opsys=usg5-4 ;;
1110	* )
1111	unported=yes
1112	;;
1113	esac
1114	fi
1115
1116	changequote([, ])dnl
1117
1118	if test $unported = yes; then
1119	AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1120	Check \`etc/MACHINES' for recognized configuration names.])
1121	fi
1122
1123	machfile="m/${machine}.h"
1124	opsysfile="s/${opsys}.h"
1125
1126
1127	#### Choose a compiler.
1128	test -n "$CC" && cc_specified=yes
1129
1130	# Save the value of CFLAGS that the user specified.
1131	SPECIFIED_CFLAGS="$CFLAGS"
1132
1133	case ${with_gcc} in
1134	"yes" ) CC="gcc" GCC=yes ;;
1135	"no" ) : ${CC=cc} ;;
1136	* ) AC_PROG_CC
1137	esac
1138
1139
1140	# On Suns, sometimes $CPP names a directory.
1141	if test -n "$CPP" && test -d "$CPP"; then
1142	CPP=
1143	fi
1144
1145	#### Some systems specify a CPP to use unless we are using GCC.
1146	#### Now that we know whether we are using GCC, we can decide whether
1147	#### to use that one.
1148	if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1149	then
1150	CPP="$NON_GNU_CPP"
1151	fi
1152
1153	#### Some systems specify a CC to use unless we are using GCC.
1154	#### Now that we know whether we are using GCC, we can decide whether
1155	#### to use that one.
1156	if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1157	test x$cc_specified != xyes
1158	then
1159	CC="$NON_GNU_CC"
1160	fi
1161
1162	if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1163	then
1164	CC="$CC $GCC_TEST_OPTIONS"
1165	fi
1166
1167	if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1168	then
1169	CC="$CC $NON_GCC_TEST_OPTIONS"
1170	fi
1171
1172	if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1173	then
1174	ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1175	fi
1176
1177	if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1178	then
1179	ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1180	fi
1181
1182	#### Some other nice autoconf tests. If you add a test here which
1183	#### should make an entry in src/config.h, don't forget to add an
1184	#### #undef clause to src/config.h.in for autoconf to modify.
1185
1186	dnl checks for programs
1187	AC_PROG_LN_S
1188	AC_PROG_CPP
1189	AC_PROG_INSTALL
1190	AC_PROG_YACC
1191	if test "x$RANLIB" = x; then
1192	AC_PROG_RANLIB
1193	fi
1194
1195	dnl checks for Unix variants
1196	AC_AIX
1197
1198	#### Extract some information from the operating system and machine files.
1199
1200	AC_CHECKING([the machine- and system-dependent files to find out
1201	- which libraries the lib-src programs will want, and
1202	- whether the GNU malloc routines are usable])
1203
1204	### First figure out CFLAGS (which we use for running the compiler here)
1205	### and REAL_CFLAGS (which we use for real compilation).
1206	### The two are the same except on a few systems, where they are made
1207	### different to work around various lossages. For example,
1208	### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1209	### as implying static linking.
1210
1211	### If the CFLAGS env var is specified, we use that value
1212	### instead of the default.
1213
1214	### It's not important that this name contain the PID; you can't run
1215	### two configures in the same directory and have anything work
1216	### anyway.
1217	tempcname="conftest.c"
1218
1219	echo '
1220	#include "'${srcdir}'/src/'${opsysfile}'"
1221	#include "'${srcdir}'/src/'${machfile}'"
1222	#ifndef LIBS_MACHINE
1223	#define LIBS_MACHINE
1224	#endif
1225	#ifndef LIBS_SYSTEM
1226	#define LIBS_SYSTEM
1227	#endif
1228	#ifndef C_SWITCH_SYSTEM
1229	#define C_SWITCH_SYSTEM
1230	#endif
1231	#ifndef C_SWITCH_MACHINE
1232	#define C_SWITCH_MACHINE
1233	#endif
1234	configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1235	configure___ c_switch_system=C_SWITCH_SYSTEM
1236	configure___ c_switch_machine=C_SWITCH_MACHINE
1237
1238	#ifndef LIB_X11_LIB
1239	#define LIB_X11_LIB -lX11