| blob | 86887160fc6e87054343c9ae63c1d641a44a0dda |
1 dnl Autoconf script for GNU Emacs
2 dnl To rebuild the `configure' script from this, execute the command
3 dnl autoconf
4 dnl in the directory containing this script.
5 dnl
6 dnl Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
7 dnl
8 dnl This file is part of GNU Emacs.
9 dnl
10 dnl GNU Emacs is free software; you can redistribute it and/or modify
11 dnl it under the terms of the GNU General Public License as published by
12 dnl the Free Software Foundation; either version 2, or (at your option)
13 dnl any later version.
14 dnl
15 dnl GNU Emacs is distributed in the hope that it will be useful,
16 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
17 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 dnl GNU General Public License for more details.
19 dnl
20 dnl You should have received a copy of the GNU General Public License
21 dnl along with GNU Emacs; see the file COPYING. If not, write to
22 dnl the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
24 AC_PREREQ(2.8)dnl
25 AC_INIT(src/lisp.h)
26 AC_CONFIG_HEADER(src/config.h:src/config.in)
28 lispdir='${datadir}/emacs/${version}/lisp'
29 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
30 '${datadir}/emacs/site-lisp'
31 lisppath='${locallisppath}:${lispdir}'
32 etcdir='${datadir}/emacs/${version}/etc'
33 lockdir='${sharedstatedir}/emacs/lock'
34 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
35 docdir='${datadir}/emacs/${version}/etc'
37 AC_ARG_WITH(gcc,
38 [ --with-gcc use GCC to compile Emacs])
39 AC_ARG_WITH(pop,
40 [ --with-pop support POP for mail retrieval],
41 [AC_DEFINE(MAIL_USE_POP)])
42 AC_ARG_WITH(kerberos,
43 [ --with-kerberos support Kerberos-authenticated POP],
44 [AC_DEFINE(KERBEROS)])
45 AC_ARG_WITH(hesiod,
46 [ --with-hesiod support Hesiod to get the POP server host],
47 [AC_DEFINE(HESIOD)])
48 dnl This should be the last --with option, because --with-x is
49 dnl added later on when we find the path of X, and it's best to
50 dnl keep them together visually.
51 AC_ARG_WITH(x-toolkit,
52 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif/no)],
53 [ case "${withval}" in
54 y | ye | yes ) val=athena ;;
55 n | no ) val=no ;;
56 l | lu | luc | luci | lucid ) val=lucid ;;
57 a | at | ath | athe | athen | athena ) val=athena ;;
58 m | mo | mot | moti | motif ) val=motif ;;
59 dnl These don't currently work.
60 dnl o | op | ope | open | open- | open-l | open-lo \
61 dnl | open-loo | open-look ) val=open-look ;;
62 * )
63 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
64 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
65 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
66 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
67 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
68 ;;
69 esac
70 with_x_toolkit=$val
71 ])
73 #### Make srcdir absolute, if it isn't already. It's important to
74 #### avoid running the path through pwd unnecessary, since pwd can
75 #### give you automounter prefixes, which can go away. We do all this
76 #### so Emacs can find its files when run uninstalled.
77 case "${srcdir}" in
78 /* ) ;;
79 . )
80 ## We may be able to use the $PWD environment variable to make this
81 ## absolute. But sometimes PWD is inaccurate.
82 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
83 CDPATH=
84 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
85 then
86 srcdir="$PWD"
87 else
88 srcdir="`(cd ${srcdir}; pwd)`"
89 fi
90 ;;
91 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
92 esac
94 #### Check if the source directory already has a configured system in it.
95 if test `pwd` != `(cd ${srcdir} && pwd)` \
96 && test -f "${srcdir}/src/config.h" ; then
97 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
98 as a build directory right now; it has been configured in its own
99 right. To configure in another directory as well, you MUST
100 use GNU make. If you do not have GNU make, then you must
101 now do \`make distclean' in ${srcdir},
102 and then run $0 again.])
104 changequote(, )dnl
105 extrasub='/^VPATH[ ]*=/c\
106 changequote([, ])dnl
107 vpath %.c $(srcdir)\
108 vpath %.h $(srcdir)\
109 vpath %.y $(srcdir)\
110 vpath %.l $(srcdir)\
111 vpath %.s $(srcdir)\
112 vpath %.in $(srcdir)\
113 vpath %.texi $(srcdir)'
114 fi
116 #### Given the configuration name, set machfile and opsysfile to the
117 #### names of the m/*.h and s/*.h files we should use.
119 ### Canonicalize the configuration name.
121 AC_CANONICAL_HOST
122 canonical=$host
123 configuration=$host_alias
125 changequote(, )dnl
127 ### If you add support for a new configuration, add code to this
128 ### switch statement to recognize your configuration name and select
129 ### the appropriate operating system and machine description files.
131 ### You would hope that you could choose an m/*.h file pretty much
132 ### based on the machine portion of the configuration name, and an s-
133 ### file based on the operating system portion. However, it turns out
134 ### that each m/*.h file is pretty manufacturer-specific - for
135 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
136 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
137 ### machines. So we basically have to have a special case for each
138 ### configuration name.
139 ###
140 ### As far as handling version numbers on operating systems is
141 ### concerned, make sure things will fail in a fixable way. If
142 ### /etc/MACHINES doesn't say anything about version numbers, be
143 ### prepared to handle anything reasonably. If version numbers
144 ### matter, be sure /etc/MACHINES says something about it.
145 ###
146 ### Eric Raymond says we should accept strings like "sysvr4" to mean
147 ### "System V Release 4"; he writes, "The old convention encouraged
148 ### confusion between `system' and `release' levels'."
150 machine='' opsys='' unported=no
151 case "${canonical}" in
153 ## NetBSD ports
154 *-*-netbsd* )
155 opsys=netbsd
156 case "${canonical}" in
157 i[3456]86-*-netbsd*) machine=intel386 ;;
158 m68k-*-netbsd*)
159 # This is somewhat bogus.
160 machine=hp9000s300 ;;
161 mips-*-netbsd*) machine=pmax ;;
162 ns32k-*-netbsd*) machine=ns32000 ;;
163 sparc-*-netbsd*) machine=sparc ;;
164 esac
165 ;;
167 ## Acorn RISCiX:
168 arm-acorn-riscix1.1* )
169 machine=acorn opsys=riscix1-1
170 ;;
171 arm-acorn-riscix1.2* | arm-acorn-riscix )
172 machine=acorn opsys=riscix1-2
173 ;;
175 ## Alliant machines
176 ## Strictly speaking, we need the version of the alliant operating
177 ## system to choose the right machine file, but currently the
178 ## configuration name doesn't tell us enough to choose the right
179 ## one; we need to give alliants their own operating system name to
180 ## do this right. When someone cares, they can help us.
181 fx80-alliant-* )
182 machine=alliant4 opsys=bsd4-2
183 ;;
184 i860-alliant-* )
185 machine=alliant-2800 opsys=bsd4-3
186 ;;
188 ## Alpha (DEC) machines.
189 alpha-dec-osf* )
190 machine=alpha opsys=osf1
191 ;;
193 alpha-*-linux-gnu* )
194 machine=alpha opsys=gnu-linux
195 ;;
197 ## Altos 3068
198 m68*-altos-sysv* )
199 machine=altos opsys=usg5-2
200 ;;
202 ## Amdahl UTS
203 580-amdahl-sysv* )
204 machine=amdahl opsys=usg5-2-2
205 ;;
207 ## Apollo, Domain/OS
208 m68*-apollo-* )
209 machine=apollo opsys=bsd4-3
210 ;;
212 ## AT&T 3b2, 3b5, 3b15, 3b20
213 we32k-att-sysv* )
214 machine=att3b opsys=usg5-2-2
215 ;;
217 ## AT&T 3b1 - The Mighty Unix PC!
218 m68*-att-sysv* )
219 machine=7300 opsys=usg5-2-2
220 ;;
222 ## Bull dpx20
223 rs6000-bull-bosx* )
224 machine=ibmrs6000 opsys=aix3-2
225 ;;
227 ## Bull dpx2
228 m68*-bull-sysv3* )
229 machine=dpx2 opsys=usg5-3
230 ;;
232 ## Bull sps7
233 m68*-bull-sysv2* )
234 machine=sps7 opsys=usg5-2
235 ;;
237 ## CCI 5/32, 6/32 -- see "Tahoe".
239 ## Celerity
240 ## I don't know what configuration name to use for this; config.sub
241 ## doesn't seem to know anything about it. Hey, Celerity users, get
242 ## in touch with us!
243 celerity-celerity-bsd* )
244 machine=celerity opsys=bsd4-2
245 ;;
247 ## Clipper
248 ## What operating systems does this chip run that Emacs has been
249 ## tested on?
250 clipper-* )
251 machine=clipper
252 ## We'll use the catch-all code at the bottom to guess the
253 ## operating system.
254 ;;
256 ## Convex
257 *-convex-bsd* | *-convex-convexos* )
258 machine=convex opsys=bsd4-3
259 ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
260 NON_GNU_CPP="cc -E -P"
261 ;;
263 ## Cubix QBx/386
264 i[3456]86-cubix-sysv* )
265 machine=intel386 opsys=usg5-3
266 ;;
268 ## Cydra 5
269 cydra*-cydrome-sysv* )
270 machine=cydra5 opsys=usg5-3
271 ;;
273 ## Data General AViiON Machines
274 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
275 machine=aviion opsys=dgux5-4r3
276 ;;
277 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
278 machine=aviion opsys=dgux5-4r2
279 ;;
280 m88k-dg-dgux* )
281 machine=aviion opsys=dgux
282 ;;
284 ## DECstations
285 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
286 machine=pmax opsys=bsd4-2
287 ;;
288 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
289 machine=pmax opsys=bsd4-3
290 ;;
291 mips-dec-ultrix* )
292 machine=pmax opsys=ultrix4-3
293 ;;
294 mips-dec-osf* )
295 machine=pmax opsys=osf1
296 ;;
297 mips-dec-mach_bsd4.3* )
298 machine=pmax opsys=mach-bsd4-3
299 ;;
301 ## Motorola Delta machines
302 m68k-motorola-sysv* | m68000-motorola-sysv* )
303 machine=delta opsys=usg5-3
304 if test -z "`type gnucc | grep 'not found'`"
305 then
306 if test -s /etc/167config
307 then CC="gnucc -m68040"
308 else CC="gnucc -m68881"
309 fi
310 else
311 if test -z "`type gcc | grep 'not found'`"
312 then CC=gcc
313 else CC=cc
314 fi
315 fi
316 ;;
317 m88k-motorola-sysv4* )
318 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
319 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
320 # I hope there are not other 4.0 versions for this machine
321 # which really need usg5-4 instead.
322 machine=delta88k opsys=usg5-4-2
323 ;;
324 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
325 machine=delta88k opsys=usg5-3
326 ;;
328 ## Dual machines
329 m68*-dual-sysv* )
330 machine=dual opsys=usg5-2
331 ;;
332 m68*-dual-uniplus* )
333 machine=dual opsys=unipl5-2
334 ;;
336 ## Elxsi 6400
337 elxsi-elxsi-sysv* )
338 machine=elxsi opsys=usg5-2
339 ;;
341 ## Encore machines
342 ns16k-encore-bsd* )
343 machine=ns16000 opsys=umax
344 ;;
346 ## The GEC 93 - apparently, this port isn't really finished yet.
348 ## Gould Power Node and NP1
349 pn-gould-bsd4.2* )
350 machine=gould opsys=bsd4-2
351 ;;
352 pn-gould-bsd4.3* )
353 machine=gould opsys=bsd4-3
354 ;;
355 np1-gould-bsd* )
356 machine=gould-np1 opsys=bsd4-3
357 ;;
359 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
360 ## as far as Emacs is concerned).
361 m88k-harris-cxux* )
362 # Build needs to be different on 7.0 and later releases
363 case "`uname -r`" in
364 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
365 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
366 esac
367 NON_GNU_CPP="/lib/cpp"
368 ;;
369 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
370 m68k-harris-cxux* )
371 machine=nh3000 opsys=cxux
372 ;;
373 ## Harris power pc NightHawk running Power UNIX (Series 6000)
374 powerpc-harris-powerunix )
375 machine=nh6000 opsys=powerunix
376 NON_GNU_CPP="cc -Xo -E -P"
377 ;;
379 ## Honeywell XPS100
380 xps*-honeywell-sysv* )
381 machine=xps100 opsys=usg5-2
382 ;;
384 ## HP 9000 series 200 or 300
385 m68*-hp-bsd* )
386 machine=hp9000s300 opsys=bsd4-3
387 ;;
388 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
389 m68*-hp-hpux* )
390 case "`uname -r`" in
391 ## Someone's system reports A.B8.05 for this.
392 ## I wonder what other possibilities there are.
393 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
394 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
395 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
396 *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
397 *) machine=hp9000s300 opsys=hpux ;;
398 esac
399 ;;
401 ## HP 9000 series 700 and 800, running HP/UX
402 hppa*-hp-hpux7* )
403 machine=hp800 opsys=hpux
404 ;;
405 hppa*-hp-hpux8* )
406 machine=hp800 opsys=hpux8
407 ;;
408 hppa*-hp-hpux9shr* )
409 machine=hp800 opsys=hpux9shr
410 ;;
411 hppa*-hp-hpux9* )
412 machine=hp800 opsys=hpux9
413 ;;
414 hppa*-hp-hpux10* )
415 machine=hp800 opsys=hpux10
416 ;;
418 ## HP 9000 series 700 and 800, running HP/UX
419 hppa*-hp-hpux* )
420 ## Cross-compilation? Nah!
421 case "`uname -r`" in
422 ## Someone's system reports A.B8.05 for this.
423 ## I wonder what other possibilities there are.
424 *.B8.* ) machine=hp800 opsys=hpux8 ;;
425 *.08.* ) machine=hp800 opsys=hpux8 ;;
426 *.09.* ) machine=hp800 opsys=hpux9 ;;
427 *) machine=hp800 opsys=hpux ;;
428 esac
429 ;;
430 hppa-*-nextstep* )
431 machine=hp800 opsys=nextstep
432 ;;
434 ## Orion machines
435 orion-orion-bsd* )
436 machine=orion opsys=bsd4-2
437 ;;
438 clipper-orion-bsd* )
439 machine=orion105 opsys=bsd4-2
440 ;;
442 ## IBM machines
443 i[3456]86-ibm-aix1.1* )
444 machine=ibmps2-aix opsys=usg5-2-2
445 ;;
446 i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
447 machine=ibmps2-aix opsys=usg5-3
448 ;;
449 i370-ibm-aix*)
450 machine=ibm370aix opsys=usg5-3
451 ;;
452 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
453 machine=ibmrs6000 opsys=aix3-1
454 ;;
455 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
456 machine=ibmrs6000 opsys=aix3-2-5
457 ;;
458 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
459 machine=ibmrs6000 opsys=aix4-1
460 ;;
461 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
462 machine=ibmrs6000 opsys=aix4
463 ;;
464 rs6000-ibm-aix* | powerpc-ibm-aix* )
465 machine=ibmrs6000 opsys=aix3-2
466 ;;
467 romp-ibm-bsd4.3* )
468 machine=ibmrt opsys=bsd4-3
469 ;;
470 romp-ibm-bsd4.2* )
471 machine=ibmrt opsys=bsd4-2
472 ;;
473 romp-ibm-aos4.3* )
474 machine=ibmrt opsys=bsd4-3
475 ;;
476 romp-ibm-aos4.2* )
477 machine=ibmrt opsys=bsd4-2
478 ;;
479 romp-ibm-aos* )
480 machine=ibmrt opsys=bsd4-3
481 ;;
482 romp-ibm-bsd* )
483 machine=ibmrt opsys=bsd4-3
484 ;;
485 romp-ibm-aix* )
486 machine=ibmrt-aix opsys=usg5-2-2
487 ;;
489 ## Integrated Solutions `Optimum V'
490 m68*-isi-bsd4.2* )
491 machine=isi-ov opsys=bsd4-2
492 ;;
493 m68*-isi-bsd4.3* )
494 machine=isi-ov opsys=bsd4-3
495 ;;
497 ## Intel 386 machines where we do care about the manufacturer
498 i[3456]86-intsys-sysv* )
499 machine=is386 opsys=usg5-2-2
500 ;;
502 ## Prime EXL
503 i[3456]86-prime-sysv* )
504 machine=i386 opsys=usg5-3
505 ;;
507 ## Sequent Symmetry running Dynix
508 i[3456]86-sequent-bsd* )
509 machine=symmetry opsys=bsd4-3
510 ;;
512 ## Sequent Symmetry running DYNIX/ptx
513 ## Use the old cpp rather than the newer ANSI one.
514 i[3456]86-sequent-ptx* )
515 machine=sequent-ptx opsys=ptx
516 NON_GNU_CPP="/lib/cpp"
517 ;;
519 ## Unspecified sysv on an ncr machine defaults to svr4.2.
520 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
521 i[3456]86-ncr-sysv* )
522 machine=ncr386 opsys=usg5-4-2
523 ;;
525 ## Intel Paragon OSF/1
526 i860-intel-osf1* )
527 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
528 ;;
530 ## Intel 860
531 i860-*-sysv4* )
532 machine=i860 opsys=usg5-4
533 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
534 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
535 ;;
537 ## Masscomp machines
538 m68*-masscomp-rtu* )
539 machine=masscomp opsys=rtu
540 ;;
542 ## Megatest machines
543 m68*-megatest-bsd* )
544 machine=mega68 opsys=bsd4-2
545 ;;
547 ## Workstations sold by MIPS
548 ## This is not necessarily all workstations using the MIPS processor -
549 ## Irises are produced by SGI, and DECstations by DEC.
551 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
552 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
553 ## it gives for choosing between the alternatives seems to be "Use
554 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
555 ## the BSD world." I'll assume that these are instructions for
556 ## handling two odd situations, and that every other situation
557 ## should use mips.h and usg5-2-2, they being listed first.
558 mips-mips-usg* )
559 machine=mips4
560 ## Fall through to the general code at the bottom to decide on the OS.
561 ;;
562 mips-mips-riscos4* )
563 machine=mips4 opsys=bsd4-3
564 NON_GNU_CC="cc -systype bsd43"
565 NON_GNU_CPP="cc -systype bsd43 -E"
566 ;;
567 mips-mips-riscos5* )
568 machine=mips4 opsys=riscos5
569 NON_GNU_CC="cc -systype bsd43"
570 NON_GNU_CPP="cc -systype bsd43 -E"
571 ;;
572 mips-mips-bsd* )
573 machine=mips opsys=bsd4-3
574 ;;
575 mips-mips-* )
576 machine=mips opsys=usg5-2-2
577 ;;
579 ## NeXT
580 m68*-next-* | m68k-*-nextstep* )
581 machine=m68k opsys=nextstep
582 ;;
584 ## The complete machine from National Semiconductor
585 ns32k-ns-genix* )
586 machine=ns32000 opsys=usg5-2
587 ;;
589 ## NCR machines
590 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
591 machine=tower32 opsys=usg5-2-2
592 ;;
593 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
594 machine=tower32v3 opsys=usg5-3
595 ;;
597 ## Nixdorf Targon 31
598 m68*-nixdorf-sysv* )
599 machine=targon31 opsys=usg5-2-2
600 ;;
602 ## Nu (TI or LMI)
603 m68*-nu-sysv* )
604 machine=nu opsys=usg5-2
605 ;;
607 ## Plexus
608 m68*-plexus-sysv* )
609 machine=plexus opsys=usg5-2
610 ;;
612 ## Pyramid machines
613 ## I don't really have any idea what sort of processor the Pyramid has,
614 ## so I'm assuming it is its own architecture.
615 pyramid-pyramid-bsd* )
616 machine=pyramid opsys=bsd4-2
617 ;;
619 ## Sequent Balance
620 ns32k-sequent-bsd4.2* )
621 machine=sequent opsys=bsd4-2
622 ;;
623 ns32k-sequent-bsd4.3* )
624 machine=sequent opsys=bsd4-3
625 ;;
627 ## Siemens Nixdorf
628 mips-siemens-sysv* | mips-sni-sysv*)
629 machine=mips-siemens opsys=usg5-4
630 NON_GNU_CC=/usr/ccs/bin/cc
631 NON_GNU_CPP=/usr/ccs/lib/cpp
632 ;;
634 ## Silicon Graphics machines
635 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
636 m68*-sgi-iris3.5* )
637 machine=irist opsys=iris3-5
638 ;;
639 m68*-sgi-iris3.6* | m68*-sgi-iris*)
640 machine=irist opsys=iris3-6
641 ;;
642 ## Iris 4D
643 mips-sgi-irix3* )
644 machine=iris4d opsys=irix3-3
645 ;;
646 mips-sgi-irix4* )
647 machine=iris4d opsys=irix4-0
648 ;;
649 mips-sgi-irix6* )
650 machine=iris4d opsys=irix6-0
651 NON_GNU_CPP=/lib/cpp
652 NON_GCC_TEST_OPTIONS=-32
653 ;;
654 mips-sgi-irix5.[01]* )
655 machine=iris4d opsys=irix5-0
656 ;;
657 mips-sgi-irix5* | mips-sgi-irix* )
658 machine=iris4d opsys=irix5-2
659 ;;
661 ## SONY machines
662 m68*-sony-bsd4.2* )
663 machine=news opsys=bsd4-2
664 ;;
665 m68*-sony-bsd4.3* )
666 machine=news opsys=bsd4-3
667 ;;
668 m68*-sony-newsos3* | m68*-sony-news3*)
669 machine=news opsys=bsd4-3
670 ;;
671 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
672 machine=news-risc opsys=bsd4-3
673 ;;
674 mips-sony-news* )
675 machine=news-risc opsys=newsos5
676 ;;
678 ## Stride
679 m68*-stride-sysv* )
680 machine=stride opsys=usg5-2
681 ;;
683 ## Suns
684 sparc-*-linux-gnu* )
685 machine=sparc opsys=gnu-linux
686 ;;
688 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
689 | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
690 | rs6000-*-solaris2*)
691 case "${canonical}" in
692 m68*-sunos1* ) machine=sun1 ;;
693 m68*-sunos2* ) machine=sun2 ;;
694 m68* ) machine=sun3 ;;
695 i[3456]86-sun-sunos[34]* ) machine=sun386 ;;
696 i[3456]86-*-* ) machine=intel386 ;;
697 powerpc* | rs6000* ) machine=ibmrs6000 ;;
698 sparc* ) machine=sparc ;;
699 * ) unported=yes ;;
700 esac
701 case "${canonical}" in
702 ## The Sun386 didn't get past 4.0.
703 i[3456]86-*-sunos4 ) opsys=sunos4-0 ;;
704 *-sunos4.0* ) opsys=sunos4-0 ;;
705 *-sunos4.1.[3-9]* | *-sunos4shr*)
706 opsys=sunos4shr
707 NON_GNU_CPP=/usr/lib/cpp
708 ;;
709 *-sunos4.1.[3-9]*noshare )
710 opsys=sunos4-1-3
711 NON_GNU_CPP=/usr/lib/cpp
712 NON_GCC_TEST_OPTIONS=-Bstatic
713 GCC_TEST_OPTIONS=-static
714 ;;
715 *-sunos4* | *-sunos )
716 opsys=sunos4-1
717 NON_GCC_TEST_OPTIONS=-Bstatic
718 GCC_TEST_OPTIONS=-static
719 ;;
720 *-sunos5.3* | *-solaris2.3* )
721 opsys=sol2-3
722 NON_GNU_CPP=/usr/ccs/lib/cpp
723 ;;
724 *-sunos5.4* | *-solaris2.4* )
725 opsys=sol2-4
726 NON_GNU_CPP=/usr/ccs/lib/cpp
727 RANLIB="ar -ts"
728 ;;
729 *-sunos5.5* | *-solaris2.5* )
730 opsys=sol2-5
731 NON_GNU_CPP=/usr/ccs/lib/cpp
732 RANLIB="ar -ts"
733 ;;
734 *-sunos5* | *-solaris* )
735 opsys=sol2-4
736 NON_GNU_CPP=/usr/ccs/lib/cpp
737 ;;
738 * ) opsys=bsd4-2 ;;
739 esac
740 ## Watch out for a compiler that we know will not work.
741 case "${canonical}" in
742 *-solaris* | *-sunos5* )
743 if [ "x$CC" = x/usr/ucb/cc ]; then
744 ## /usr/ucb/cc doesn't work;
745 ## we should find some other compiler that does work.
746 unset CC
747 fi
748 ;;
749 *) ;;
750 esac
751 ;;
752 sparc-*-nextstep* )
753 machine=sparc opsys=nextstep
754 ;;
756 ## Tadpole 68k
757 m68*-tadpole-sysv* )
758 machine=tad68k opsys=usg5-3
759 ;;
761 ## Tahoe machines
762 tahoe-tahoe-bsd4.2* )
763 machine=tahoe opsys=bsd4-2
764 ;;
765 tahoe-tahoe-bsd4.3* )
766 machine=tahoe opsys=bsd4-3
767 ;;
769 ## Tandem Integrity S2
770 mips-tandem-sysv* )
771 machine=tandem-s2 opsys=usg5-3
772 ;;
774 ## Tektronix XD88
775 m88k-tektronix-sysv3* )
776 machine=tekxd88 opsys=usg5-3
777 ;;
779 ## Tektronix 16000 box (6130?)
780 ns16k-tektronix-bsd* )
781 machine=ns16000 opsys=bsd4-2
782 ;;
783 ## Tektronix 4300
784 ## src/m/tek4300.h hints that this is a m68k machine.
785 m68*-tektronix-bsd* )
786 machine=tek4300 opsys=bsd4-3
787 ;;
789 ## Titan P2 or P3
790 ## We seem to have lost the machine-description file titan.h!
791 titan-titan-sysv* )
792 machine=titan opsys=usg5-3
793 ;;
795 ## Ustation E30 (SS5E)
796 m68*-unisys-uniplus* )
797 machine=ustation opsystem=unipl5-2
798 ;;
800 ## Vaxen.
801 vax-dec-* )
802 machine=vax
803 case "${canonical}" in
804 *-bsd4.1* ) opsys=bsd4-1 ;;
805 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
806 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
807 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
808 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
809 *-vms* ) opsys=vms ;;
810 * ) unported=yes
811 esac
812 ;;
814 ## Whitechapel MG1
815 ns16k-whitechapel-* )
816 machine=mg1
817 ## We don't know what sort of OS runs on these; we'll let the
818 ## operating system guessing code below try.
819 ;;
821 ## Wicat
822 m68*-wicat-sysv* )
823 machine=wicat opsys=usg5-2
824 ;;
826 ## Intel 386 machines where we don't care about the manufacturer
827 i[3456]86-*-* )
828 machine=intel386
829 case "${canonical}" in
830 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
831 *-isc2.2* ) opsys=isc2-2 ;;
832 *-isc4.0* ) opsys=isc4-0 ;;
833 *-isc4.* ) opsys=isc4-1
834 GCC_TEST_OPTIONS=-posix
835 NON_GCC_TEST_OPTIONS=-Xp
836 ;;
837 *-isc* ) opsys=isc3-0 ;;
838 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
839 *-esix* ) opsys=esix ;;
840 *-xenix* ) opsys=xenix ;;
841 *-linux-gnu* ) opsys=gnu-linux ;;
842 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
843 *-sco3.2v5* ) opsys=sco5
844 NON_GNU_CPP=/lib/cpp
845 # Prevent -belf from being passed to $CPP.
846 # /lib/cpp does not accept it.
847 OVERRIDE_CPPFLAGS=
848 ;;
849 *-bsd386* | *-bsdi1* ) opsys=bsd386 ;;
850 *-bsdi2* ) opsys=bsdos2 ;;
851 *-386bsd* ) opsys=386bsd ;;
852 *-freebsd* ) opsys=freebsd ;;
853 *-nextstep* ) opsys=nextstep ;;
854 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
855 esac
856 ;;
858 ## Linux/68k-based GNU system
859 m68k-*-linux-gnu* )
860 machine=m68k opsys=gnu-linux
861 ;;
863 * )
864 unported=yes
865 ;;
866 esac
868 ### If the code above didn't choose an operating system, just choose
869 ### an operating system based on the configuration name. You really
870 ### only want to use this when you have no idea what the right
871 ### operating system is; if you know what operating systems a machine
872 ### runs, it's cleaner to make it explicit in the case statement
873 ### above.
874 if test x"${opsys}" = x; then
875 case "${canonical}" in
876 *-gnu* ) opsys=gnu ;;
877 *-bsd4.[01] ) opsys=bsd4-1 ;;
878 *-bsd4.2 ) opsys=bsd4-2 ;;
879 *-bsd4.3 ) opsys=bsd4-3 ;;
880 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
881 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
882 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
883 *-sysv3* | *-sysvr3* ) opsys=usg5-3 ;;
884 *-sysv4.1* | *-sysvr4.1* )
885 NON_GNU_CPP=/usr/lib/cpp
886 opsys=usg5-4 ;;
887 *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
888 if [ x$NON_GNU_CPP = x ]; then
889 if [ -f /usr/ccs/lib/cpp ]; then
890 NON_GNU_CPP=/usr/ccs/lib/cpp
891 else
892 NON_GNU_CPP=/lib/cpp
893 fi
894 fi
895 opsys=usg5-4-2 ;;
896 *-sysv4* | *-sysvr4* ) opsys=usg5-4 ;;
897 * )
898 unported=yes
899 ;;
900 esac
901 fi
903 if test "x$RANLIB" = x; then
904 RANLIB=ranlib
905 fi
907 changequote([, ])dnl
909 if test $unported = yes; then
910 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
911 Check \`etc/MACHINES' for recognized configuration names.])
912 fi
914 machfile="m/${machine}.h"
915 opsysfile="s/${opsys}.h"
918 #### Choose a compiler.
919 test -n "$CC" && cc_specified=yes
921 # Save the value of CFLAGS that the user specified.
922 SPECIFIED_CFLAGS="$CFLAGS"
924 case ${with_gcc} in
925 "yes" ) CC="gcc" GCC=yes ;;
926 "no" ) : ${CC=cc} ;;
927 * ) AC_PROG_CC
928 esac
930 # On Suns, sometimes $CPP names a directory.
931 if test -n "$CPP" && test -d "$CPP"; then
932 CPP=
933 fi
935 #### Some systems specify a CPP to use unless we are using GCC.
936 #### Now that we know whether we are using GCC, we can decide whether
937 #### to use that one.
938 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
939 then
940 CPP="$NON_GNU_CPP"
941 fi
943 #### Some systems specify a CC to use unless we are using GCC.
944 #### Now that we know whether we are using GCC, we can decide whether
945 #### to use that one.
946 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
947 test x$cc_specified != xyes
948 then
949 CC="$NON_GNU_CC"
950 fi
952 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
953 then
954 CC="$CC $GCC_TEST_OPTIONS"
955 fi
957 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
958 then
959 CC="$CC $NON_GCC_TEST_OPTIONS"
960 fi
962 #### Some other nice autoconf tests. If you add a test here which
963 #### should make an entry in src/config.h, don't forget to add an
964 #### #undef clause to src/config.h.in for autoconf to modify.
966 dnl checks for programs
967 AC_PROG_LN_S
968 AC_PROG_CPP
969 AC_PROG_INSTALL
970 AC_PROG_YACC
972 dnl checks for Unix variants
973 AC_AIX
975 dnl checks for header files
976 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h linux/version.h)
977 AC_HEADER_STDC
978 AC_HEADER_TIME
979 AC_DECL_SYS_SIGLIST
981 dnl Some systems have utime.h but don't declare the struct anyplace.
982 AC_MSG_CHECKING(for struct utimbuf)
983 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
984 #include <sys/time.h>
985 #include <time.h>
986 #else
987 #ifdef HAVE_SYS_TIME_H
988 #include <sys/time.h>
989 #else
990 #include <time.h>
991 #endif
992 #endif
993 #ifdef HAVE_UTIME_H
994 #include <utime.h>
995 #endif], [static struct utimbuf x; x.actime = x.modtime;],
996 [AC_MSG_RESULT(yes)
997 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
998 AC_MSG_RESULT(no))
1000 dnl checks for typedefs
1001 AC_TYPE_SIGNAL
1003 AC_MSG_CHECKING(for struct timeval)
1004 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1005 #include <sys/time.h>
1006 #include <time.h>
1007 #else
1008 #ifdef HAVE_SYS_TIME_H
1009 #include <sys/time.h>
1010 #else
1011 #include <time.h>
1012 #endif
1013 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1014 [AC_MSG_RESULT(yes)
1015 HAVE_TIMEVAL=yes
1016 AC_DEFINE(HAVE_TIMEVAL)],
1017 [AC_MSG_RESULT(no)
1018 HAVE_TIMEVAL=no])
1020 dnl checks for structure members
1021 AC_STRUCT_TM
1022 AC_STRUCT_TIMEZONE
1024 dnl checks for compiler characteristics
1025 AC_C_CONST
1027 dnl check for Make feature
1028 AC_PROG_MAKE_SET
1030 dnl checks for operating system services
1031 AC_SYS_LONG_FILE_NAMES
1033 #### Choose a window system.
1035 AC_PATH_X
1036 if test "$no_x" = yes; then
1037 window_system=none
1038 else
1039 window_system=x11
1040 fi
1042 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1043 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1044 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1045 fi
1046 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1047 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1048 fi
1050 if test x"${x_includes}" = x; then
1051 bitmapdir=/usr/include/X11/bitmaps
1052 else
1053 # accumulate include directories that have X11 bitmap subdirectories
1054 bmd_acc="dummyval"
1055 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1056 if test -d "${bmd}/X11/bitmaps"; then
1057 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1058 elif test -d "${bmd}/bitmaps"; then
1059 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1060 fi
1061 done
1062 if test ${bmd_acc} != "dummyval"; then
1063 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1064 fi
1065 fi
1067 case "${window_system}" in
1068 x11 )
1069 HAVE_X_WINDOWS=yes
1070 HAVE_X11=yes
1071 case "${with_x_toolkit}" in
1072 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1073 motif ) USE_X_TOOLKIT=MOTIF ;;
1074 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1075 no ) USE_X_TOOLKIT=none ;;
1076 dnl If user did not say whether to use a toolkit,
1077 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1078 * ) USE_X_TOOLKIT=maybe ;;
1079 esac
1080 ;;
1081 none )
1082 HAVE_X_WINDOWS=no
1083 HAVE_X11=no
1084 USE_X_TOOLKIT=none
1085 ;;
1086 esac
1088 ### If we're using X11, we should use the X menu package.
1089 HAVE_MENUS=no
1090 case ${HAVE_X11} in
1091 yes ) HAVE_MENUS=yes ;;
1092 esac
1094 if test "${opsys}" = "hpux9"; then
1095 case "${x_libraries}" in
1096 *X11R4* )
1097 opsysfile="s/hpux9-x11r4.h"
1098 ;;
1099 esac
1100 fi
1102 if test "${opsys}" = "hpux9shr"; then
1103 case "${x_libraries}" in
1104 *X11R4* )
1105 opsysfile="s/hpux9shxr4.h"
1106 ;;
1107 esac
1108 fi
1110 #### Extract some information from the operating system and machine files.
1112 AC_CHECKING([the machine- and system-dependent files to find out
1113 - which libraries the lib-src programs will want, and
1114 - whether the GNU malloc routines are usable])
1116 ### First figure out CFLAGS (which we use for running the compiler here)
1117 ### and REAL_CFLAGS (which we use for real compilation).
1118 ### The two are the same except on a few systems, where they are made
1119 ### different to work around various lossages. For example,
1120 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1121 ### as implying static linking.
1123 ### If the CFLAGS env var is specified, we use that value
1124 ### instead of the default.
1126 ### It's not important that this name contain the PID; you can't run
1127 ### two configures in the same directory and have anything work
1128 ### anyway.
1129 tempcname="conftest.c"
1131 echo '
1132 #include "'${srcdir}'/src/'${opsysfile}'"
1133 #include "'${srcdir}'/src/'${machfile}'"
1134 #ifndef LIBS_MACHINE
1135 #define LIBS_MACHINE
1136 #endif
1137 #ifndef LIBS_SYSTEM
1138 #define LIBS_SYSTEM
1139 #endif
1140 #ifndef C_SWITCH_SYSTEM
1141 #define C_SWITCH_SYSTEM
1142 #endif
1143 #ifndef C_SWITCH_MACHINE
1144 #define C_SWITCH_MACHINE
1145 #endif
1146 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1147 configure___ c_switch_system=C_SWITCH_SYSTEM
1148 configure___ c_switch_machine=C_SWITCH_MACHINE
1150 #ifndef LIB_X11_LIB
1151 #define LIB_X11_LIB -lX11
1152 #endif
1154 #ifndef LIBX11_MACHINE
1155 #define LIBX11_MACHINE
1156 #endif
1158 #ifndef LIBX11_SYSTEM
1159 #define LIBX11_SYSTEM
1160 #endif
1161 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1163 #ifdef UNEXEC
1164 configure___ unexec=UNEXEC
1165 #else
1166 configure___ unexec=unexec.o
1167 #endif
1169 #ifdef SYSTEM_MALLOC
1170 configure___ system_malloc=yes
1171 #else
1172 configure___ system_malloc=no
1173 #endif
1175 #ifndef C_DEBUG_SWITCH
1176 #define C_DEBUG_SWITCH -g
1177 #endif
1179 #ifndef C_OPTIMIZE_SWITCH
1180 #define C_OPTIMIZE_SWITCH -O
1181 #endif
1183 #ifdef THIS_IS_CONFIGURE
1185 /* Get the CFLAGS for tests in configure. */
1186 #ifdef __GNUC__
1187 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1188 #else
1189 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1190 #endif
1192 #else /* not THIS_IS_CONFIGURE */
1194 /* Get the CFLAGS for real compilation. */
1195 #ifdef __GNUC__
1196 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1197 #else
1198 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1199 #endif
1201 #endif /* not THIS_IS_CONFIGURE */
1202 ' > ${tempcname}
1204 # The value of CPP is a quoted variable reference, so we need to do this
1205 # to get its actual value...
1206 CPP=`eval "echo $CPP"`
1207 changequote(, )dnl
1208 eval `${CPP} -Isrc ${tempcname} \
1209 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1210 if test "x$SPECIFIED_CFLAGS" = x; then
1211 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1212 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1213 else
1214 REAL_CFLAGS="$CFLAGS"
1215 fi
1216 changequote([, ])dnl
1217 rm ${tempcname}
1219 ### Compute the unexec source name from the object name.
1220 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1222 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1223 # Assume not, until told otherwise.
1224 GNU_MALLOC=yes
1225 if test "${system_malloc}" = "yes"; then
1226 GNU_MALLOC=no
1227 GNU_MALLOC_reason="
1228 (The GNU allocators don't work with this system configuration.)"
1229 fi
1231 if test x"${REL_ALLOC}" = x; then
1232 REL_ALLOC=${GNU_MALLOC}
1233 fi
1235 LISP_FLOAT_TYPE=yes
1238 #### Add the libraries to LIBS and check for some functions.
1240 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1241 CPPFLAGS="$(OVERRIDE_CPPFLAGS)"
1242 else
1243 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1244 fi
1246 LIBS="$libsrc_libs $LIBS"
1248 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1249 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1250 AC_CHECK_LIB(dnet, dnet_ntoa)
1251 dnl This causes -lresolv to get used in subsequent tests,
1252 dnl which causes failures on some systems such as HPUX 9.
1253 dnl AC_CHECK_LIB(resolv, gethostbyname)
1255 dnl FIXME replace main with a function we actually want from this library.
1256 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1258 AC_CHECK_LIB(pthreads, cma_open)
1260 AC_MSG_CHECKING(for XFree86)
1261 if test -d /usr/X386/include; then
1262 HAVE_XFREE386=yes
1263 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1264 else
1265 HAVE_XFREE386=no
1266 fi
1267 AC_MSG_RESULT($HAVE_XFREE386)
1269 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1270 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1272 if test "${HAVE_X11}" = "yes"; then
1273 DEFS="$C_SWITCH_X_SITE $DEFS"
1274 LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1275 LIBS="$LIBX $LIBS"
1276 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1278 # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1279 # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1280 # but it's more convenient here to set LD_RUN_PATH
1281 # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1282 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1283 LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1284 export LD_RUN_PATH
1285 fi
1287 if test "${opsys}" = "gnu-linux"; then
1288 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1289 AC_TRY_LINK([],
1290 [XOpenDisplay ("foo");],
1291 [xlinux_first_failure=no],
1292 [xlinux_first_failure=yes])
1293 if test "${xlinux_first_failure}" = "yes"; then
1294 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1295 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1296 OLD_CPPFLAGS="$CPPFLAGS"
1297 OLD_LIBS="$LIBS"
1298 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1299 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1300 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1301 LIBS="$LIBS -b i486-linuxaout"
1302 AC_TRY_LINK([],
1303 [XOpenDisplay ("foo");],
1304 [xlinux_second_failure=no],
1305 [xlinux_second_failure=yes])
1306 if test "${xlinux_second_failure}" = "yes"; then
1307 # If we get the same failure with -b, there is no use adding -b.
1308 # So take it out. This plays safe.
1309 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1310 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1311 CPPFLAGS="$OLD_CPPFLAGS"
1312 LIBS="$OLD_LIBS"
1313 AC_MSG_RESULT(no)
1314 else
1315 AC_MSG_RESULT(yes)
1316 fi
1317 else
1318 AC_MSG_RESULT(no)
1319 fi
1320 fi
1322 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1323 XScreenNumberOfScreen XSetWMProtocols)
1324 fi
1326 if test "${window_system}" = "x11"; then
1327 AC_MSG_CHECKING(X11 version 6)
1328 AC_TRY_LINK([#include <X11/Xlib.h>],
1329 [#if XlibSpecificationRelease < 6
1330 fail;
1331 #endif
1332 ], [AC_MSG_RESULT(6 or newer)
1333 AC_DEFINE(HAVE_X11R6)],
1334 [AC_MSG_RESULT(before 6)])
1335 fi
1337 if test "${window_system}" = "x11"; then
1338 AC_MSG_CHECKING(X11 version 5)
1339 AC_TRY_LINK([#include <X11/Xlib.h>],
1340 [#if XlibSpecificationRelease < 5
1341 fail;
1342 #endif
1343 ], [AC_MSG_RESULT(5 or newer)
1344 HAVE_X11R5=yes
1345 AC_DEFINE(HAVE_X11R5)],
1346 [
1347 HAVE_X11R5=no
1348 AC_MSG_RESULT(before 5)])
1349 fi
1351 dnl Do not put whitespace before the #include statements below.
1352 dnl Older compilers (eg sunos4 cc) choke on it.
1353 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1354 if test x"${HAVE_X11R5}" = xyes; then
1355 AC_MSG_CHECKING(X11 version 5 with Xaw)
1356 AC_TRY_LINK([
1357 #include <X11/Intrinsic.h>
1358 #include <X11/Xaw/Simple.h>],
1359 [],
1360 [AC_MSG_RESULT(5 or newer, with Xaw; use toolkit by default)
1361 USE_X_TOOLKIT=LUCID],
1362 [AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1363 USE_X_TOOLKIT=none])
1364 else
1365 USE_X_TOOLKIT=none
1366 fi
1367 fi
1369 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1371 if test "${USE_X_TOOLKIT}" != "none"; then
1372 AC_MSG_CHECKING(X11 toolkit version)
1373 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1374 [#if XtSpecificationRelease < 6
1375 fail;
1376 #endif
1377 ], [AC_MSG_RESULT(6 or newer)
1378 HAVE_X11XTR6=yes
1379 AC_DEFINE(HAVE_X11XTR6)],
1380 [AC_MSG_RESULT(before 6)
1381 HAVE_X11XTR6=no])
1383 dnl If using toolkit, check whether libXmu.a exists.
1384 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1385 OLDLIBS="$LIBS"
1386 if test x$HAVE_X11XTR6 = xyes; then
1387 LIBS="-lXt -lSM -lICE $LIBS"
1388 else
1389 LIBS="-lXt $LIBS"
1390 fi
1391 AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1392 LIBS="$OLDLIBS"
1393 fi
1395 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1396 AC_MSG_CHECKING(whether netdb declares h_errno)
1397 AC_TRY_LINK([#include <netdb.h>],
1398 [return h_errno;],
1399 [AC_MSG_RESULT(yes)
1400 AC_DEFINE(HAVE_H_ERRNO)],
1401 [AC_MSG_RESULT(no)])
1403 AC_FUNC_ALLOCA
1405 # fmod, logb, and frexp are found in -lm on most systems.
1406 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1407 AC_CHECK_LIB(m, sqrt)
1409 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1410 random lrand48 bcopy bcmp logb frexp fmod ftime res_init setsid \
1411 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale)
1413 # Check this now, so that we will NOT find the above functions in ncurses.
1414 # That is because we have not set up to link ncurses in lib-src.
1415 # It's better to believe a function is not available
1416 # than to expect to find it in ncurses.
1417 AC_CHECK_LIB(ncurses, tparm)
1419 AC_MSG_CHECKING(whether localtime caches TZ)
1420 AC_CACHE_VAL(emacs_cv_localtime_cache,
1421 [if test x$ac_cv_func_tzset = xyes; then
1422 AC_TRY_RUN([#include <time.h>
1423 #if STDC_HEADERS
1424 # include <stdlib.h>
1425 #endif
1426 extern char **environ;
1427 unset_TZ ()
1428 {
1429 char **from, **to;
1430 for (to = from = environ; (*to = *from); from++)
1431 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1432 to++;
1433 }
1434 main()
1435 {
1436 time_t now = time ((time_t *) 0);
1437 int hour_GMT0, hour_unset;
1438 if (putenv ("TZ=GMT0") != 0)
1439 exit (1);
1440 hour_GMT0 = localtime (&now)->tm_hour;
1441 unset_TZ ();
1442 hour_unset = localtime (&now)->tm_hour;
1443 if (putenv ("TZ=PST8") != 0)
1444 exit (1);
1445 if (localtime (&now)->tm_hour == hour_GMT0)
1446 exit (1);
1447 unset_TZ ();
1448 if (localtime (&now)->tm_hour != hour_unset)
1449 exit (1);
1450 exit (0);
1451 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1452 [# If we have tzset, assume the worst when cross-compiling.
1453 emacs_cv_localtime_cache=yes])
1454 else
1455 # If we lack tzset, report that localtime does not cache TZ,
1456 # since we can't invalidate the cache if we don't have tzset.
1457 emacs_cv_localtime_cache=no
1458 fi])dnl
1459 AC_MSG_RESULT($emacs_cv_localtime_cache)
1460 if test $emacs_cv_localtime_cache = yes; then
1461 AC_DEFINE(LOCALTIME_CACHE)
1462 fi
1464 if test "x$HAVE_TIMEVAL" = xyes; then
1465 AC_MSG_CHECKING(whether gettimeofday can't accept two arguments)
1466 AC_TRY_LINK([
1467 #ifdef TIME_WITH_SYS_TIME
1468 #include <sys/time.h>
1469 #include <time.h>
1470 #else
1471 #ifdef HAVE_SYS_TIME_H
1472 #include <sys/time.h>
1473 #else
1474 #include <time.h>
1475 #endif
1476 #endif
1477 ],
1478 [
1479 struct timeval time;
1480 struct timezone dummy;
1481 gettimeofday (&time, &dummy);
1482 ],
1483 [AC_MSG_RESULT(no)],
1484 [AC_MSG_RESULT(yes)
1485 AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)])
1486 fi
1488 ok_so_far=yes
1489 AC_CHECK_FUNC(socket, , ok_so_far=no)
1490 if test $ok_so_far = yes; then
1491 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1492 fi
1493 if test $ok_so_far = yes; then
1494 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1495 fi
1496 if test $ok_so_far = yes; then
1497 AC_DEFINE(HAVE_INET_SOCKETS)
1498 fi
1500 if test -f /usr/lpp/X11/bin/smt.exp; then
1501 AC_DEFINE(HAVE_AIX_SMT_EXP)
1502 fi
1504 # Set up the CFLAGS for real compilation, so we can substitute it.
1505 CFLAGS="$REAL_CFLAGS"
1507 changequote(, )dnl
1508 #### Find out which version of Emacs this is.
1509 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1510 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1511 changequote([, ])dnl
1512 if test x"${version}" = x; then
1513 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1514 fi
1516 ### Specify what sort of things we'll be editing into Makefile and config.h.
1517 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1518 AC_SUBST(version)
1519 AC_SUBST(configuration)
1520 AC_SUBST(canonical)
1521 AC_SUBST(srcdir)
1522 AC_SUBST(prefix)
1523 AC_SUBST(exec_prefix)
1524 AC_SUBST(bindir)
1525 AC_SUBST(datadir)
1526 AC_SUBST(sharedstatedir)
1527 AC_SUBST(libexecdir)
1528 AC_SUBST(mandir)
1529 AC_SUBST(infodir)
1530 AC_SUBST(lispdir)
1531 AC_SUBST(locallisppath)
1532 AC_SUBST(lisppath)
1533 AC_SUBST(etcdir)
1534 AC_SUBST(lockdir)
1535 AC_SUBST(archlibdir)
1536 AC_SUBST(docdir)
1537 AC_SUBST(bitmapdir)
1538 AC_SUBST(c_switch_system)
1539 AC_SUBST(c_switch_machine)
1540 AC_SUBST(LD_SWITCH_X_SITE)
1541 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1542 AC_SUBST(C_SWITCH_X_SITE)
1543 AC_SUBST(CFLAGS)
1544 AC_SUBST(X_TOOLKIT_TYPE)
1545 AC_SUBST(machfile)
1546 AC_SUBST(opsysfile)
1547 AC_SUBST(RANLIB)
1549 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1550 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1551 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1552 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1553 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1554 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1555 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1556 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1558 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1559 AC_DEFINE(HAVE_X_WINDOWS)
1560 fi
1561 if test "${USE_X_TOOLKIT}" != "none" ; then
1562 AC_DEFINE(USE_X_TOOLKIT)
1563 fi
1564 if test "${HAVE_X11}" = "yes" ; then
1565 AC_DEFINE(HAVE_X11)
1566 fi
1567 if test "${HAVE_XFREE386}" = "yes" ; then
1568 AC_DEFINE(HAVE_XFREE386)
1569 fi
1570 if test "${HAVE_MENUS}" = "yes" ; then
1571 AC_DEFINE(HAVE_MENUS)
1572 fi
1573 if test "${GNU_MALLOC}" = "yes" ; then
1574 AC_DEFINE(GNU_MALLOC)
1575 fi
1576 if test "${REL_ALLOC}" = "yes" ; then
1577 AC_DEFINE(REL_ALLOC)
1578 fi
1579 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1580 AC_DEFINE(LISP_FLOAT_TYPE)
1581 fi
1583 #### Report on what we decided to do.
1584 echo "
1585 Configured for \`${canonical}'.
1587 Where should the build process find the source code? ${srcdir}
1588 What operating system and machine description files should Emacs use?
1589 \`${opsysfile}' and \`${machfile}'
1590 What compiler should emacs be built with? ${CC} ${CFLAGS}
1591 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1592 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1593 What window system should Emacs use? ${window_system}
1594 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
1596 if test -n "${x_includes}"; then
1597 echo " Where do we find X Windows header files? ${x_includes}"
1598 else
1599 echo " Where do we find X Windows header files? Standard dirs"
1600 fi
1601 if test -n "${x_libraries}"; then
1602 echo " Where do we find X Windows libraries? ${x_libraries}"
1603 else
1604 echo " Where do we find X Windows libraries? Standard dirs"
1605 fi
1607 echo
1609 # Remove any trailing slashes in these variables.
1610 changequote(, )dnl
1611 test "${prefix}" != NONE &&
1612 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1613 test "${exec_prefix}" != NONE &&
1614 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1615 changequote([, ])dnl
1617 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1618 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in, [
1620 ### Make the necessary directories, if they don't exist.
1621 for dir in cpp etc ; do
1622 test -d ${dir} || mkdir ${dir}
1623 done
1625 # Build src/Makefile from ${srcdir}/src/Makefile.c
1626 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1627 # This must be done after src/config.h is built, since we rely on that file.
1629 changequote(, )dnl The horror, the horror.
1630 # Now get this: Some word that is part of the ${srcdir} directory name
1631 # or the ${configuration} value might, just might, happen to be an
1632 # identifier like `sun4' or `i386' or something, and be predefined by
1633 # the C preprocessor to some helpful value like 1, or maybe the empty
1634 # string. Needless to say consequent macro substitutions are less
1635 # than conducive to the makefile finding the correct directory.
1636 undefs="`echo $top_srcdir $configuration $canonical |
1637 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1638 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1639 `"
1640 changequote([, ])dnl
1642 echo creating lib-src/Makefile
1643 ( cd lib-src
1644 rm -f junk.c junk1.c junk2.c
1645 sed -e '/start of cpp stuff/q' \
1646 < Makefile.c > junk1.c
1647 sed -e '1,/start of cpp stuff/d'\
1648 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1649 < Makefile.c > junk.c
1650 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1651 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
1652 cat junk1.c junk2.c > Makefile.new
1653 rm -f junk.c junk1.c junk2.c
1654 chmod 444 Makefile.new
1655 mv -f Makefile.new Makefile
1656 )
1658 echo creating src/Makefile
1659 ( cd src
1660 rm -f junk.c junk1.c junk2.c
1661 sed -e '/start of cpp stuff/q' \
1662 < Makefile.c > junk1.c
1663 sed -e '1,/start of cpp stuff/d'\
1664 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1665 < Makefile.c > junk.c
1666 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1667 sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
1668 cat junk1.c junk2.c > Makefile.new
1669 rm -f junk.c junk1.c junk2.c
1670 chmod 444 Makefile.new
1671 mv -f Makefile.new Makefile
1672 )
1674 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1675 echo creating src/.gdbinit
1676 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1677 fi
1679 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])