1 dnl This is an autoconf script.
2 dnl To rebuild the `configure' script from this, execute the command
4 dnl in the directory containing this script.
7 AC_CONFIG_HEADER(src/config.h:src/config.in)
9 lispdir='${datadir}/emacs/${version}/lisp'
10 locallisppath='${datadir}/emacs/site-lisp'
11 lisppath='${locallisppath}:${lispdir}'
12 etcdir='${datadir}/emacs/${version}/etc'
13 lockdir='${sharedstatedir}/emacs/lock'
14 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
15 docdir='${datadir}/emacs/${version}/etc'
18 [ --with-gcc use GCC to compile Emacs])
20 [ --with-pop support POP for mail retrieval],
21 [AC_DEFINE(MAIL_USE_POP)])
23 [ --with-kerberos support Kerberos-authenticated POP],
24 [AC_DEFINE(KERBEROS)])
26 [ --with-hesiod support Hesiod to get the POP server host],
28 dnl This should be the last --with option, because --with-x is
29 dnl added later on when we find the path of X, and it's best to
30 dnl keep them together visually.
31 AC_ARG_WITH(x-toolkit,
32 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif)],
33 [ case "${withval}" in
34 y | ye | yes ) val=athena ;;
36 l | lu | luc | luci | lucid ) val=lucid ;;
37 a | at | ath | athe | athen | athena ) val=athena ;;
38 m | mo | mot | moti | motif ) val=motif ;;
39 dnl These don't currently work.
40 dnl o | op | ope | open | open- | open-l | open-lo \
41 dnl | open-loo | open-look ) val=open-look ;;
43 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
44 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
45 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
46 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
47 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
53 #### Make srcdir absolute, if it isn't already. It's important to
54 #### avoid running the path through pwd unnecessary, since pwd can
55 #### give you automounter prefixes, which can go away. We do all this
56 #### so Emacs can find its files when run uninstalled.
60 ## We may be able to use the $PWD environment variable to make this
61 ## absolute. But sometimes PWD is inaccurate.
62 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
64 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
68 srcdir="`(cd ${srcdir}; pwd)`"
71 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
74 #### Check if the source directory already has a configured system in it.
75 if test `pwd` != `(cd ${srcdir} && pwd)` \
76 && test -f "${srcdir}/src/config.h" ; then
77 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
78 as a build directory right now; it has been configured in its own
79 right. To configure in another directory as well, you MUST
80 use GNU make. If you do not have GNU make, then you must
81 now do \`make distclean' in ${srcdir},
82 and then run $0 again.])
85 extrasub='/^VPATH[ ]*=/c\
95 #### Given the configuration name, set machfile and opsysfile to the
96 #### names of the m/*.h and s/*.h files we should use.
98 ### Canonicalize the configuration name.
102 configuration=$host_alias
106 ### If you add support for a new configuration, add code to this
107 ### switch statement to recognize your configuration name and select
108 ### the appropriate operating system and machine description files.
110 ### You would hope that you could choose an m/*.h file pretty much
111 ### based on the machine portion of the configuration name, and an s-
112 ### file based on the operating system portion. However, it turns out
113 ### that each m/*.h file is pretty manufacturer-specific - for
114 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
115 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
116 ### machines. So we basically have to have a special case for each
117 ### configuration name.
119 ### As far as handling version numbers on operating systems is
120 ### concerned, make sure things will fail in a fixable way. If
121 ### /etc/MACHINES doesn't say anything about version numbers, be
122 ### prepared to handle anything reasonably. If version numbers
123 ### matter, be sure /etc/MACHINES says something about it.
125 ### Eric Raymond says we should accept strings like "sysvr4" to mean
126 ### "System V Release 4"; he writes, "The old convention encouraged
127 ### confusion between `system' and `release' levels'."
129 machine='' opsys='' unported=no
130 case "${canonical}" in
135 case "${canonical}" in
136 i[345]86-*-netbsd*) machine=intel386 ;;
138 # This is somewhat bogus.
139 machine=hp9000s300 ;;
140 mips-*-netbsd*) machine=pmax ;;
141 ns32k-*-netbsd*) machine=ns32000 ;;
142 sparc-*-netbsd*) machine=sparc ;;
147 arm-acorn-riscix1.1* )
148 machine=acorn opsys=riscix1-1
150 arm-acorn-riscix1.2* | arm-acorn-riscix )
151 machine=acorn opsys=riscix1-2
155 ## Strictly speaking, we need the version of the alliant operating
156 ## system to choose the right machine file, but currently the
157 ## configuration name doesn't tell us enough to choose the right
158 ## one; we need to give alliants their own operating system name to
159 ## do this right. When someone cares, they can help us.
161 machine=alliant4 opsys=bsd4-2
164 machine=alliant-2800 opsys=bsd4-3
167 ## Alpha (DEC) machines.
169 machine=alpha opsys=osf1
173 machine=alpha opsys=linux
178 machine=altos opsys=usg5-2
183 machine=amdahl opsys=usg5-2-2
188 machine=apollo opsys=bsd4-3
191 ## AT&T 3b2, 3b5, 3b15, 3b20
193 machine=att3b opsys=usg5-2-2
196 ## AT&T 3b1 - The Mighty Unix PC!
198 machine=7300 opsys=usg5-2-2
203 machine=ibmrs6000 opsys=aix3-2
208 machine=dpx2 opsys=usg5-3
213 machine=sps7 opsys=usg5-2
216 ## CCI 5/32, 6/32 -- see "Tahoe".
219 ## I don't know what configuration name to use for this; config.sub
220 ## doesn't seem to know anything about it. Hey, Celerity users, get
222 celerity-celerity-bsd* )
223 machine=celerity opsys=bsd4-2
227 ## What operating systems does this chip run that Emacs has been
231 ## We'll use the catch-all code at the bottom to guess the
236 *-convex-bsd* | *-convex-convexos* )
237 machine=convex opsys=bsd4-3
238 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
239 NON_GNU_CPP="cc -E -P"
243 i[345]86-cubix-sysv* )
244 machine=intel386 opsys=usg5-3
248 cydra*-cydrome-sysv* )
249 machine=cydra5 opsys=usg5-3
252 ## Data General AViiON Machines
253 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
254 machine=aviion opsys=dgux5-4r3
256 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
257 machine=aviion opsys=dgux5-4r2
260 machine=aviion opsys=dgux
264 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
265 machine=pmax opsys=bsd4-2
267 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
268 machine=pmax opsys=bsd4-3
271 machine=pmax opsys=ultrix4-3
274 machine=pmax opsys=osf1
276 mips-dec-mach_bsd4.3* )
277 machine=pmax opsys=mach-bsd4-3
280 ## Motorola Delta machines
281 m68k-motorola-sysv* | m68000-motorola-sysv* )
282 machine=delta opsys=usg5-3
283 if test -z "`type gnucc | grep 'not found'`"
285 if test -s /etc/167config
286 then CC="gnucc -m68040"
287 else CC="gnucc -m68881"
290 if test -z "`type gcc | grep 'not found'`"
296 m88k-motorola-sysv4* )
297 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
298 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
299 # I hope there are not other 4.0 versions for this machine
300 # which really need usg5-4 instead.
301 machine=delta88k opsys=usg5-4-2
303 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
304 machine=delta88k opsys=usg5-3
309 machine=dual opsys=usg5-2
312 machine=dual opsys=unipl5-2
317 machine=elxsi opsys=usg5-2
322 machine=ns16000 opsys=umax
325 ## The GEC 93 - apparently, this port isn't really finished yet.
327 ## Gould Power Node and NP1
329 machine=gould opsys=bsd4-2
332 machine=gould opsys=bsd4-3
335 machine=gould-np1 opsys=bsd4-3
338 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
339 ## as far as Emacs is concerned).
341 # Build needs to be different on 7.0 and later releases
343 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
344 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
347 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
349 machine=nh3000 opsys=cxux
353 xps*-honeywell-sysv* )
354 machine=xps100 opsys=usg5-2
357 ## HP 9000 series 200 or 300
359 machine=hp9000s300 opsys=bsd4-3
361 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
364 ## Someone's system reports A.B8.05 for this.
365 ## I wonder what other possibilities there are.
366 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
367 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
368 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
369 *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
370 *) machine=hp9000s300 opsys=hpux ;;
374 ## HP 9000 series 700 and 800, running HP/UX
376 machine=hp800 opsys=hpux
379 machine=hp800 opsys=hpux8
382 machine=hp800 opsys=hpux9shr
385 machine=hp800 opsys=hpux9
388 machine=hp800 opsys=hpux9shr
391 ## HP 9000 series 700 and 800, running HP/UX
393 ## Cross-compilation? Nah!
395 ## Someone's system reports A.B8.05 for this.
396 ## I wonder what other possibilities there are.
397 *.B8.* ) machine=hp800 opsys=hpux8 ;;
398 *.08.* ) machine=hp800 opsys=hpux8 ;;
399 *.09.* ) machine=hp800 opsys=hpux9 ;;
400 *) machine=hp800 opsys=hpux ;;
406 machine=orion opsys=bsd4-2
409 machine=orion105 opsys=bsd4-2
413 i[345]86-ibm-aix1.1* )
414 machine=ibmps2-aix opsys=usg5-2-2
416 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
417 machine=ibmps2-aix opsys=usg5-3
420 machine=ibm370aix opsys=usg5-3
422 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
423 machine=ibmrs6000 opsys=aix3-1
425 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
426 machine=ibmrs6000 opsys=aix3-2-5
428 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
429 machine=ibmrs6000 opsys=aix4-1
431 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
432 machine=ibmrs6000 opsys=aix4
434 rs6000-ibm-aix* | powerpc-ibm-aix* )
435 machine=ibmrs6000 opsys=aix3-2
438 machine=ibmrt opsys=bsd4-3
441 machine=ibmrt opsys=bsd4-2
444 machine=ibmrt opsys=bsd4-3
447 machine=ibmrt opsys=bsd4-2
450 machine=ibmrt opsys=bsd4-3
453 machine=ibmrt opsys=bsd4-3
456 machine=ibmrt-aix opsys=usg5-2-2
459 ## Integrated Solutions `Optimum V'
461 machine=isi-ov opsys=bsd4-2
464 machine=isi-ov opsys=bsd4-3
467 ## Intel 386 machines where we do care about the manufacturer
468 i[345]86-intsys-sysv* )
469 machine=is386 opsys=usg5-2-2
473 i[345]86-prime-sysv* )
474 machine=i386 opsys=usg5-3
477 ## Sequent Symmetry running Dynix
478 i[345]86-sequent-bsd* )
479 machine=symmetry opsys=bsd4-3
482 ## Sequent Symmetry running DYNIX/ptx
483 ## Use the old cpp rather than the newer ANSI one.
484 i[345]86-sequent-ptx* )
485 machine=sequent-ptx opsys=ptx
486 NON_GNU_CPP="/lib/cpp"
489 ## Unspecified sysv on an ncr machine defaults to svr4.2.
490 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
492 machine=ncr386 opsys=usg5-4-2
495 ## Intel Paragon OSF/1
497 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
502 machine=i860 opsys=usg5-4
503 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
504 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
509 machine=masscomp opsys=rtu
514 machine=mega68 opsys=bsd4-2
517 ## Workstations sold by MIPS
518 ## This is not necessarily all workstations using the MIPS processor -
519 ## Irises are produced by SGI, and DECstations by DEC.
521 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
522 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
523 ## it gives for choosing between the alternatives seems to be "Use
524 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
525 ## the BSD world." I'll assume that these are instructions for
526 ## handling two odd situations, and that every other situation
527 ## should use mips.h and usg5-2-2, they being listed first.
530 ## Fall through to the general code at the bottom to decide on the OS.
533 machine=mips4 opsys=bsd4-3
534 NON_GNU_CC="cc -systype bsd43"
535 NON_GNU_CPP="cc -systype bsd43 -E"
538 machine=mips4 opsys=riscos5
539 NON_GNU_CC="cc -systype bsd43"
540 NON_GNU_CPP="cc -systype bsd43 -E"
543 machine=mips opsys=bsd4-3
546 machine=mips opsys=usg5-2-2
550 m68*-next-* | m68k-*-nextstep* )
551 machine=m68k opsys=nextstep
554 ## The complete machine from National Semiconductor
556 machine=ns32000 opsys=usg5-2
560 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
561 machine=tower32 opsys=usg5-2-2
563 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
564 machine=tower32v3 opsys=usg5-3
569 machine=targon31 opsys=usg5-2-2
574 machine=nu opsys=usg5-2
579 machine=plexus opsys=usg5-2
583 ## I don't really have any idea what sort of processor the Pyramid has,
584 ## so I'm assuming it is its own architecture.
585 pyramid-pyramid-bsd* )
586 machine=pyramid opsys=bsd4-2
590 ns32k-sequent-bsd4.2* )
591 machine=sequent opsys=bsd4-2
593 ns32k-sequent-bsd4.3* )
594 machine=sequent opsys=bsd4-3
599 machine=mips-siemens opsys=usg5-4
600 NON_GNU_CC=/usr/ccs/bin/cc
601 NON_GNU_CPP=/usr/ccs/lib/cpp
604 ## Silicon Graphics machines
605 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
607 machine=irist opsys=iris3-5
609 m68*-sgi-iris3.6* | m68*-sgi-iris*)
610 machine=irist opsys=iris3-6
614 machine=iris4d opsys=irix3-3
617 machine=iris4d opsys=irix4-0
620 machine=iris4d opsys=irix6-0
622 mips-sgi-irix5.[01]* )
623 machine=iris4d opsys=irix5-0
625 mips-sgi-irix5* | mips-sgi-irix* )
626 machine=iris4d opsys=irix5-2
631 machine=news opsys=bsd4-2
634 machine=news opsys=bsd4-3
636 m68*-sony-newsos3* | m68*-sony-news3*)
637 machine=news opsys=bsd4-3
639 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
640 machine=news-risc opsys=bsd4-3
643 machine=news-risc opsys=newsos5
648 machine=stride opsys=usg5-2
652 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
653 | i[345]86-*-solaris2* | i[345]86-*-sunos5* | powerpc*-*-solaris2* \
654 | rs6000-*-solaris2*)
655 case "${canonical}" in
656 m68*-sunos1* ) machine=sun1 ;;
657 m68*-sunos2* ) machine=sun2 ;;
658 m68* ) machine=sun3 ;;
659 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
660 i[345]86-*-* ) machine=intel386 ;;
661 powerpc* | rs6000* ) machine=rs6000 ;;
662 sparc* ) machine=sparc ;;
665 case "${canonical}" in
666 ## The Sun386 didn't get past 4.0.
667 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
668 *-sunos4.0* ) opsys=sunos4-0 ;;
669 *-sunos4.1.[3-9]* | *-sunos4shr*)
671 NON_GNU_CPP=/usr/lib/cpp
673 *-sunos4* | *-sunos ) opsys=sunos4-1
674 NON_GCC_TEST_OPTIONS=-Bstatic
675 GCC_TEST_OPTIONS=-static
677 *-sunos5.3* | *-solaris2.3* )
679 NON_GNU_CPP=/usr/ccs/lib/cpp
681 *-sunos5.4* | *-solaris2.4* )
683 NON_GNU_CPP=/usr/ccs/lib/cpp
686 *-sunos5.5* | *-solaris2.5* )
688 NON_GNU_CPP=/usr/ccs/lib/cpp
691 *-sunos5* | *-solaris* )
693 NON_GNU_CPP=/usr/ccs/lib/cpp
699 machine=sparc.h opsys=nextstep.h
704 machine=tad68k opsys=usg5-3
708 tahoe-tahoe-bsd4.2* )
709 machine=tahoe opsys=bsd4-2
711 tahoe-tahoe-bsd4.3* )
712 machine=tahoe opsys=bsd4-3
715 ## Tandem Integrity S2
717 machine=tandem-s2 opsys=usg5-3
721 m88k-tektronix-sysv3* )
722 machine=tekxd88 opsys=usg5-3
725 ## Tektronix 16000 box (6130?)
726 ns16k-tektronix-bsd* )
727 machine=ns16000 opsys=bsd4-2
730 ## src/m/tek4300.h hints that this is a m68k machine.
731 m68*-tektronix-bsd* )
732 machine=tek4300 opsys=bsd4-3
736 ## We seem to have lost the machine-description file titan.h!
738 machine=titan opsys=usg5-3
741 ## Ustation E30 (SS5E)
742 m68*-unisys-uniplus* )
743 machine=ustation opsystem=unipl5-2
749 case "${canonical}" in
750 *-bsd4.1* ) opsys=bsd4-1 ;;
751 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
752 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
753 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
754 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
755 *-vms* ) opsys=vms ;;
761 ns16k-whitechapel-* )
763 ## We don't know what sort of OS runs on these; we'll let the
764 ## operating system guessing code below try.
769 machine=wicat opsys=usg5-2
772 ## Intel 386 machines where we don't care about the manufacturer
775 case "${canonical}" in
776 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
777 *-isc2.2* ) opsys=isc2-2 ;;
778 *-isc4.0* ) opsys=isc4-0 ;;
779 *-isc4.* ) opsys=isc4-1
780 GCC_TEST_OPTIONS=-posix
781 NON_GCC_TEST_OPTIONS=-Xp
783 *-isc* ) opsys=isc3-0 ;;
784 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
785 *-esix* ) opsys=esix ;;
786 *-xenix* ) opsys=xenix ;;
787 *-linux* ) opsys=linux ;;
788 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
789 *-bsd386* | *-bsdi1* ) opsys=bsd386 ;;
790 *-bsdi2* ) opsys=bsdos2 ;;
791 *-386bsd* ) opsys=386bsd ;;
792 *-freebsd* ) opsys=freebsd ;;
793 *-nextstep* ) opsys=nextstep ;;
794 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
803 ### If the code above didn't choose an operating system, just choose
804 ### an operating system based on the configuration name. You really
805 ### only want to use this when you have no idea what the right
806 ### operating system is; if you know what operating systems a machine
807 ### runs, it's cleaner to make it explicit in the case statement
809 if test x"${opsys}" = x; then
810 case "${canonical}" in
811 *-gnu* ) opsys=gnu ;;
812 *-bsd4.[01] ) opsys=bsd4-1 ;;
813 *-bsd4.2 ) opsys=bsd4-2 ;;
814 *-bsd4.3 ) opsys=bsd4-3 ;;
815 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
816 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
817 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
818 *-sysv3* | *-sysvr3* ) opsys=usg5-3 ;;
819 *-sysv4.1* | *-sysvr4.1* )
820 NON_GNU_CPP=/usr/lib/cpp
822 *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
823 if [ x$NON_GNU_CPP = x ]; then
824 NON_GNU_CPP=/usr/ccs/lib/cpp
827 *-sysv4* | *-sysvr4* ) opsys=usg5-4 ;;
834 if test "x$RANLIB" = x; then
840 if test $unported = yes; then
841 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
842 Check \`etc/MACHINES' for recognized configuration names.])
845 machfile="m/${machine}.h"
846 opsysfile="s/${opsys}.h"
849 #### Choose a compiler.
850 test -n "$CC" && cc_specified=yes
852 # Save the value of CFLAGS that the user specified.
853 SPECIFIED_CFLAGS="$CFLAGS"
856 "yes" ) CC="gcc" GCC=yes ;;
861 # On Suns, sometimes $CPP names a directory.
862 if test -n "$CPP" && test -d "$CPP"; then
866 #### Some systems specify a CPP to use unless we are using GCC.
867 #### Now that we know whether we are using GCC, we can decide whether
868 #### to use that one.
869 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
874 #### Some systems specify a CC to use unless we are using GCC.
875 #### Now that we know whether we are using GCC, we can decide whether
876 #### to use that one.
877 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
878 test x$cc_specified != xyes
883 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
885 CC="$CC $GCC_TEST_OPTIONS"
888 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
890 CC="$CC $NON_GCC_TEST_OPTIONS"
893 #### Some other nice autoconf tests. If you add a test here which
894 #### should make an entry in src/config.h, don't forget to add an
895 #### #undef clause to src/config.h.in for autoconf to modify.
897 dnl checks for programs
903 dnl checks for Unix variants
906 dnl checks for header files
907 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
912 dnl Some systems have utime.h but don't declare the struct anyplace.
913 AC_MSG_CHECKING(for struct utimbuf)
914 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
915 #include <sys/time.h>
918 #ifdef HAVE_SYS_TIME_H
919 #include <sys/time.h>
926 #endif], [static struct utimbuf x; x.actime = x.modtime;],
928 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
931 dnl checks for typedefs
934 AC_MSG_CHECKING(for struct timeval)
935 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
936 #include <sys/time.h>
939 #ifdef HAVE_SYS_TIME_H
940 #include <sys/time.h>
944 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
947 AC_DEFINE(HAVE_TIMEVAL)],
950 dnl checks for structure members
954 dnl checks for compiler characteristics
957 dnl check for Make feature
960 dnl checks for operating system services
961 AC_SYS_LONG_FILE_NAMES
963 #### Choose a window system.
966 if test "$no_x" = yes; then
972 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
973 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
974 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
976 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
977 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
980 if test x"${x_includes}" = x; then
981 bitmapdir=/usr/include/X11/bitmaps
983 # accumulate include directories that have X11 bitmap sudirectories
985 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
986 if test -d "${bmd}/X11/bitmaps"; then
987 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
988 elif test -d "${bmd}/bitmaps"; then
989 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
992 if test ${bmd_acc} != "dummyval"; then
993 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
997 case "${window_system}" in
1001 case "${with_x_toolkit}" in
1002 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1003 motif ) USE_X_TOOLKIT=MOTIF ;;
1004 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1005 * ) USE_X_TOOLKIT=none ;;
1014 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1016 ### If we're using X11, we should use the X menu package.
1019 yes ) HAVE_X_MENU=yes ;;
1022 if test "${opsys}" = "hpux9"; then
1023 case "${x_libraries}" in
1025 opsysfile="s/hpux9-x11r4.h"
1030 if test "${opsys}" = "hpux9shr"; then
1031 case "${x_libraries}" in
1033 opsysfile="s/hpux9shxr4.h"
1038 #### Extract some information from the operating system and machine files.
1040 AC_CHECKING([the machine- and system-dependent files to find out
1041 - which libraries the lib-src programs will want, and
1042 - whether the GNU malloc routines are usable])
1044 ### First figure out CFLAGS (which we use for running the compiler here)
1045 ### and REAL_CFLAGS (which we use for real compilation).
1046 ### The two are the same except on a few systems, where they are made
1047 ### different to work around various lossages. For example,
1048 ### GCC 2.5 on Linux needs them to be different because it treats -g
1049 ### as implying static linking.
1051 ### If the CFLAGS env var is specified, we use that value
1052 ### instead of the default.
1054 ### It's not important that this name contain the PID; you can't run
1055 ### two configures in the same directory and have anything work
1057 tempcname="conftest.c"
1060 #include "'${srcdir}'/src/'${opsysfile}'"
1061 #include "'${srcdir}'/src/'${machfile}'"
1062 #ifndef LIBS_MACHINE
1063 #define LIBS_MACHINE
1068 #ifndef C_SWITCH_SYSTEM
1069 #define C_SWITCH_SYSTEM
1071 #ifndef C_SWITCH_MACHINE
1072 #define C_SWITCH_MACHINE
1074 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1075 configure___ c_switch_system=C_SWITCH_SYSTEM
1076 configure___ c_switch_machine=C_SWITCH_MACHINE
1079 #define LIB_X11_LIB -lX11
1082 #ifndef LIBX11_MACHINE
1083 #define LIBX11_MACHINE
1086 #ifndef LIBX11_SYSTEM
1087 #define LIBX11_SYSTEM
1089 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1092 configure___ unexec=UNEXEC
1094 configure___ unexec=unexec.o
1097 #ifdef SYSTEM_MALLOC
1098 configure___ system_malloc=yes
1100 configure___ system_malloc=no
1103 #ifndef C_DEBUG_SWITCH
1104 #define C_DEBUG_SWITCH -g
1107 #ifndef C_OPTIMIZE_SWITCH
1108 #define C_OPTIMIZE_SWITCH -O
1111 #ifdef THIS_IS_CONFIGURE
1113 /* Get the CFLAGS for tests in configure. */
1115 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1117 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1120 #else /* not THIS_IS_CONFIGURE */
1122 /* Get the CFLAGS for real compilation. */
1124 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1126 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1129 #endif /* not THIS_IS_CONFIGURE */
1132 # The value of CPP is a quoted variable reference, so we need to do this
1133 # to get its actual value...
1134 CPP=`eval "echo $CPP"`
1136 eval `${CPP} -Isrc ${tempcname} \
1137 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1138 if test "x$SPECIFIED_CFLAGS" = x; then
1139 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1140 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1142 REAL_CFLAGS="$CFLAGS"
1144 changequote([, ])dnl
1147 ### Compute the unexec source name from the object name.
1148 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1150 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1151 # Assume not, until told otherwise.
1153 if test "${system_malloc}" = "yes"; then
1156 (The GNU allocators don't work with this system configuration.)"
1159 if test x"${REL_ALLOC}" = x; then
1160 REL_ALLOC=${GNU_MALLOC}
1166 #### Add the libraries to LIBS and check for some functions.
1168 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1171 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1172 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1173 AC_CHECK_LIB(dnet, dnet_ntoa)
1174 dnl This causes -lresolv to get used in subsequent tests,
1175 dnl which causes failures on some systems such as HPUX 9.
1176 dnl AC_CHECK_LIB(resolv, gethostbyname)
1178 dnl FIXME replace main with a function we actually want from this library.
1179 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1181 AC_CHECK_LIB(pthreads, cma_open)
1183 AC_MSG_CHECKING(for XFree86)
1184 if test -d /usr/X386/include; then
1186 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1190 AC_MSG_RESULT($HAVE_XFREE386)
1192 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1193 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1195 if test "${HAVE_X11}" = "yes"; then
1196 DEFS="$C_SWITCH_X_SITE $DEFS"
1197 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1198 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1200 if test "${opsys}" = "linux"; then
1201 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1203 [XOpenDisplay ("foo");],
1204 [xlinux_first_failure=no],
1205 [xlinux_first_failure=yes])
1206 if test "${xlinux_first_failure}" = "yes"; then
1207 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1208 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1209 OLD_CPPFLAGS="$CPPFLAGS"
1211 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1212 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1213 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1214 LIBS="$LIBS -b i486-linuxaout"
1216 [XOpenDisplay ("foo");],
1217 [xlinux_second_failure=no],
1218 [xlinux_second_failure=yes])
1219 if test "${xlinux_second_failure}" = "yes"; then
1220 # If we get the same failure with -b, there is no use adding -b.
1221 # So take it out. This plays safe.
1222 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1223 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1224 CPPFLAGS="$OLD_CPPFLAGS"
1235 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1236 XScreenNumberOfScreen XSetWMProtocols)
1239 if test "${USE_X_TOOLKIT}" != "none"; then
1240 AC_MSG_CHECKING(X11 toolkit version)
1241 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1242 [#if XtSpecificationRelease < 6
1245 ], [AC_MSG_RESULT(6)
1246 AC_DEFINE(HAVE_X11XTR6)],
1247 [AC_MSG_RESULT(not 6)])
1250 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1251 AC_MSG_CHECKING(whether netdb declares h_errno)
1252 AC_TRY_LINK([#include <netdb.h>],
1255 AC_DEFINE(HAVE_H_ERRNO)],
1256 [AC_MSG_RESULT(no)])
1260 # fmod, logb, and frexp are found in -lm on most systems.
1261 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1262 AC_CHECK_LIB(m, sqrt(0.0) + t)
1263 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1264 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1265 strerror fpathconf select mktime eaccess getpagesize tzset)
1267 AC_MSG_CHECKING(whether localtime caches TZ)
1268 AC_CACHE_VAL(emacs_cv_localtime_cache,
1269 [if test $ac_cv_func_tzset = yes; then
1270 AC_TRY_RUN([#include <time.h>
1272 # include <stdlib.h>
1276 time_t now = time ((time_t *) 0);
1278 if (putenv ("TZ=GMT0") != 0)
1280 hour = localtime (&now)->tm_hour;
1281 if (putenv ("TZ=PST8") != 0)
1283 exit (localtime (&now)->tm_hour == hour);
1284 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1285 [# If we have tzset, assume the worst when cross-compiling.
1286 emacs_cv_localtime_cache=yes])
1288 # If we lack tzset, report that localtime does not cache TZ,
1289 # since we can't invalidate the cache if we don't have tzset.
1290 emacs_cv_localtime_cache=no
1292 AC_MSG_RESULT($emacs_cv_localtime_cache)
1293 if test $emacs_cv_localtime_cache = yes; then
1294 AC_DEFINE(LOCALTIME_CACHE)
1297 if test $HAVE_TIMEVAL = yes; then
1298 AC_MSG_CHECKING(whether gettimeofday can't accept two arguments)
1300 #ifdef TIME_WITH_SYS_TIME
1301 #include <sys/time.h>
1304 #ifdef HAVE_SYS_TIME_H
1305 #include <sys/time.h>
1312 struct timeval time;
1313 struct timezone dummy;
1314 gettimeofday (&time, &dummy);
1316 [AC_MSG_RESULT(no)],
1318 AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)])
1322 AC_CHECK_FUNC(socket, , ok_so_far=no)
1323 if test $ok_so_far = yes; then
1324 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1326 if test $ok_so_far = yes; then
1327 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1329 if test $ok_so_far = yes; then
1330 AC_DEFINE(HAVE_INET_SOCKETS)
1333 if test -f /usr/lpp/X11/bin/smt.exp; then
1334 AC_DEFINE(HAVE_AIX_SMT_EXP)
1337 # Set up the CFLAGS for real compilation, so we can substitute it.
1338 CFLAGS="$REAL_CFLAGS"
1341 #### Find out which version of Emacs this is.
1342 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1343 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1344 changequote([, ])dnl
1345 if test x"${version}" = x; then
1346 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1349 ### Specify what sort of things we'll be editing into Makefile and config.h.
1350 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1352 AC_SUBST(configuration)
1356 AC_SUBST(exec_prefix)
1359 AC_SUBST(sharedstatedir)
1360 AC_SUBST(libexecdir)
1364 AC_SUBST(locallisppath)
1368 AC_SUBST(archlibdir)
1371 AC_SUBST(c_switch_system)
1372 AC_SUBST(c_switch_machine)
1373 AC_SUBST(LD_SWITCH_X_SITE)
1374 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1375 AC_SUBST(C_SWITCH_X_SITE)
1377 AC_SUBST(X_TOOLKIT_TYPE)
1382 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1383 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1384 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1385 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1386 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1387 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1388 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1389 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1391 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1392 AC_DEFINE(HAVE_X_WINDOWS)
1394 if test "${USE_X_TOOLKIT}" != "none" ; then
1395 AC_DEFINE(USE_X_TOOLKIT)
1397 if test "${HAVE_X11}" = "yes" ; then
1400 if test "${HAVE_XFREE386}" = "yes" ; then
1401 AC_DEFINE(HAVE_XFREE386)
1403 if test "${HAVE_X_MENU}" = "yes" ; then
1404 AC_DEFINE(HAVE_X_MENU)
1406 if test "${GNU_MALLOC}" = "yes" ; then
1407 AC_DEFINE(GNU_MALLOC)
1409 if test "${REL_ALLOC}" = "yes" ; then
1410 AC_DEFINE(REL_ALLOC)
1412 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1413 AC_DEFINE(LISP_FLOAT_TYPE)
1416 #### Report on what we decided to do.
1418 Configured for \`${canonical}'.
1420 Where should the build process find the source code? ${srcdir}
1421 What operating system and machine description files should Emacs use?
1422 \`${opsysfile}' and \`${machfile}'
1423 What compiler should emacs be built with? ${CC} ${CFLAGS}
1424 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1425 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1426 What window system should Emacs use? ${window_system}
1427 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
1429 if test -n "${x_includes}"; then
1430 echo " Where do we find X Windows header files? ${x_includes}"
1432 echo " Where do we find X Windows header files? Standard dirs"
1434 if test -n "${x_libraries}"; then
1435 echo " Where do we find X Windows libraries? ${x_libraries}"
1437 echo " Where do we find X Windows libraries? Standard dirs"
1442 # Remove any trailing slashes in these variables.
1444 test "${prefix}" != NONE &&
1445 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1446 test "${exec_prefix}" != NONE &&
1447 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1448 changequote([, ])dnl
1450 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1451 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in, [
1453 ### Make the necessary directories, if they don't exist.
1454 for dir in cpp etc ; do
1455 test -d ${dir} || mkdir ${dir}
1458 # Build src/Makefile from ${srcdir}/src/Makefile.c
1459 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1460 # This must be done after src/config.h is built, since we rely on that file.
1462 changequote(, )dnl The horror, the horror.
1463 # Now get this: Some word that is part of the ${srcdir} directory name
1464 # or the ${configuration} value might, just might, happen to be an
1465 # identifier like `sun4' or `i386' or something, and be predefined by
1466 # the C preprocessor to some helpful value like 1, or maybe the empty
1467 # string. Needless to say consequent macro substitutions are less
1468 # than conducive to the makefile finding the correct directory.
1469 undefs="`echo $top_srcdir $configuration $canonical |
1470 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1471 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1473 changequote([, ])dnl
1475 echo creating lib-src/Makefile
1477 rm -f junk.c junk1.c junk2.c
1478 sed -e '/start of cpp stuff/q' \
1479 < Makefile.c > junk1.c
1480 sed -e '1,/start of cpp stuff/d'\
1481 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1482 < Makefile.c > junk.c
1483 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1484 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1485 cat junk1.c junk2.c > Makefile.new
1486 rm -f junk.c junk1.c junk2.c
1487 chmod 444 Makefile.new
1488 mv -f Makefile.new Makefile
1491 echo creating src/Makefile
1493 rm -f junk.c junk1.c junk2.c
1494 sed -e '/start of cpp stuff/q' \
1495 < Makefile.c > junk1.c
1496 sed -e '1,/start of cpp stuff/d'\
1497 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1498 < Makefile.c > junk.c
1499 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1500 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1501 cat junk1.c junk2.c > Makefile.new
1502 rm -f junk.c junk1.c junk2.c
1503 chmod 444 Makefile.new
1504 mv -f Makefile.new Makefile
1507 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1508 echo creating src/.gdbinit
1509 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1512 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])