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)
9 bindir='${exec_prefix}/bin'
10 datadir='${prefix}/share'
11 sharedstatedir='${prefix}/com'
12 libexecdir='${exec_prefix}/libexec'
13 mandir='${prefix}/man/man1'
14 infodir='${prefix}/info'
15 lispdir='${datadir}/emacs/${version}/lisp'
16 locallisppath='${datadir}/emacs/site-lisp'
17 lisppath='${locallisppath}:${lispdir}'
18 etcdir='${datadir}/emacs/${version}/etc'
19 lockdir='${sharedstatedir}/emacs/lock'
20 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
21 docdir='${datadir}/emacs/${version}/etc'
24 [ --with-gcc use GCC to compile Emacs])
26 [ --with-pop support POP for mail retrieval],
27 [AC_DEFINE(MAIL_USE_POP)])
29 [ --with-kerberos support Kerberos-authenticated POP],
30 [AC_DEFINE(KERBEROS)])
32 [ --with-hesiod support Hesiod to get the POP server host],
34 dnl This should be the last --with option, because --with-x is
35 dnl added later on when we find the path of X, and it's best to
36 dnl keep them together visually.
37 AC_ARG_WITH(x-toolkit,
38 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif)],
39 [ case "${withval}" in
40 y | ye | yes ) val=athena ;;
42 l | lu | luc | luci | lucid ) val=lucid ;;
43 a | at | ath | athe | athena ) val=athena ;;
44 m | mo | mot | moti | motif ) val=motif ;;
45 dnl These don't currently work.
46 dnl o | op | ope | open | open- | open-l | open-lo \
47 dnl | open-loo | open-look ) val=open-look ;;
49 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
50 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
51 AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
52 which is \`yes', \`no', \`lucid', \`athena', or \`motif'.
53 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
59 #### Make srcdir absolute, if it isn't already. It's important to
60 #### avoid running the path through pwd unnecessary, since pwd can
61 #### give you automounter prefixes, which can go away. We do all this
62 #### so Emacs can find its files when run uninstalled.
66 ## We may be able to use the $PWD environment variable to make this
67 ## absolute. But sometimes PWD is inaccurate.
68 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
70 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
74 srcdir="`(cd ${srcdir}; pwd)`"
77 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
80 #### Check if the source directory already has a configured system in it.
81 if test `pwd` != `(cd ${srcdir} && pwd)` \
82 && test -f "${srcdir}/src/config.h" ; then
83 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
84 as a build directory right now; it has been configured in its own
85 right. To configure in another directory as well, you MUST
86 use GNU make. If you do not have GNU make, then you must
87 now do \`make distclean' in ${srcdir},
88 and then run $0 again.])
91 extrasub='/^VPATH[ ]*=/c\
101 #### Given the configuration name, set machfile and opsysfile to the
102 #### names of the m/*.h and s/*.h files we should use.
104 ### Canonicalize the configuration name.
108 configuration=$host_alias
112 ### If you add support for a new configuration, add code to this
113 ### switch statement to recognize your configuration name and select
114 ### the appropriate operating system and machine description files.
116 ### You would hope that you could choose an m/*.h file pretty much
117 ### based on the machine portion of the configuration name, and an s-
118 ### file based on the operating system portion. However, it turns out
119 ### that each m/*.h file is pretty manufacturer-specific - for
120 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
121 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
122 ### machines. So we basically have to have a special case for each
123 ### configuration name.
125 ### As far as handling version numbers on operating systems is
126 ### concerned, make sure things will fail in a fixable way. If
127 ### /etc/MACHINES doesn't say anything about version numbers, be
128 ### prepared to handle anything reasonably. If version numbers
129 ### matter, be sure /etc/MACHINES says something about it.
131 ### Eric Raymond says we should accept strings like "sysvr4" to mean
132 ### "System V Release 4"; he writes, "The old convention encouraged
133 ### confusion between `system' and `release' levels'."
135 machine='' opsys='' unported=no
136 case "${canonical}" in
141 case "${canonical}" in
142 i[345]86-*-netbsd*) machine=intel386 ;;
144 # This is somewhat bogus.
145 machine=hp9000s300 ;;
146 mips-*-netbsd*) machine=pmax ;;
147 ns32k-*-netbsd*) machine=ns32000 ;;
148 sparc-*-netbsd*) machine=sparc ;;
153 arm-acorn-riscix1.1* )
154 machine=acorn opsys=riscix1-1
156 arm-acorn-riscix1.2* | arm-acorn-riscix )
157 machine=acorn opsys=riscix1-2
161 ## Strictly speaking, we need the version of the alliant operating
162 ## system to choose the right machine file, but currently the
163 ## configuration name doesn't tell us enough to choose the right
164 ## one; we need to give alliants their own operating system name to
165 ## do this right. When someone cares, they can help us.
167 machine=alliant4 opsys=bsd4-2
170 machine=alliant-2800 opsys=bsd4-3
174 machine=alpha opsys=osf1
179 machine=altos opsys=usg5-2
184 machine=amdahl opsys=usg5-2-2
189 machine=apollo opsys=bsd4-3
192 ## AT&T 3b2, 3b5, 3b15, 3b20
194 machine=att3b opsys=usg5-2-2
197 ## AT&T 3b1 - The Mighty Unix PC!
199 machine=7300 opsys=usg5-2-2
204 machine=ibmrs6000 opsys=aix3-2
209 machine=dpx2 opsys=usg5-3
214 machine=sps7 opsys=usg5-2
217 ## CCI 5/32, 6/32 -- see "Tahoe".
220 ## I don't know what configuration name to use for this; config.sub
221 ## doesn't seem to know anything about it. Hey, Celerity users, get
223 celerity-celerity-bsd* )
224 machine=celerity opsys=bsd4-2
228 ## What operating systems does this chip run that Emacs has been
232 ## We'll use the catch-all code at the bottom to guess the
237 *-convex-bsd* | *-convex-convexos* )
238 machine=convex opsys=bsd4-3
239 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
240 NON_GNU_CPP="cc -E -P"
244 i[345]86-cubix-sysv* )
245 machine=intel386 opsys=usg5-3
249 cydra*-cydrome-sysv* )
250 machine=cydra5 opsys=usg5-3
253 ## Data General AViiON Machines
254 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
255 machine=aviion opsys=dgux5-4r3
257 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
258 machine=aviion opsys=dgux5-4r2
261 machine=aviion opsys=dgux
265 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
266 machine=pmax opsys=bsd4-2
268 mips-dec-ultrix* | mips-dec-bsd* )
269 machine=pmax opsys=bsd4-3
272 machine=pmax opsys=osf1
275 ## Motorola Delta machines
276 m68k-motorola-sysv* | m68000-motorola-sysv* )
277 machine=delta opsys=usg5-3
278 if test -z "`type gnucc | grep 'not found'`"
280 if test -s /etc/167config
281 then CC="gnucc -m68040"
282 else CC="gnucc -m68881"
285 if test -z "`type gcc | grep 'not found'`"
291 m88k-motorola-sysv4* )
292 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
293 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
294 # I hope there are not other 4.0 versions for this machine
295 # which really need usg5-4 instead.
296 machine=delta88k opsys=usg5-4-2
298 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
299 machine=delta88k opsys=usg5-3
304 machine=dual opsys=usg5-2
307 machine=dual opsys=unipl5-2
312 machine=elxsi opsys=usg5-2
317 machine=ns16000 opsys=umax
320 ## The GEC 93 - apparently, this port isn't really finished yet.
322 ## Gould Power Node and NP1
324 machine=gould opsys=bsd4-2
327 machine=gould opsys=bsd4-3
330 machine=gould-np1 opsys=bsd4-3
333 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
334 ## as far as Emacs is concerned).
336 # Build needs to be different on 7.0 and later releases
338 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
339 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
342 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
344 machine=nh3000 opsys=cxux
348 xps*-honeywell-sysv* )
349 machine=xps100 opsys=usg5-2
352 ## HP 9000 series 200 or 300
354 machine=hp9000s300 opsys=bsd4-3
356 ## HP/UX 7, 8 and 9 are supported on these machines.
359 ## Someone's system reports A.B8.05 for this.
360 ## I wonder what other possibilities there are.
361 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
362 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
363 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
364 *) machine=hp9000s300 opsys=hpux ;;
368 ## HP 9000 series 700 and 800, running HP/UX
370 machine=hp800 opsys=hpux
373 machine=hp800 opsys=hpux8
376 machine=hp800 opsys=hpux9shr
379 machine=hp800 opsys=hpux9
382 ## HP 9000 series 700 and 800, running HP/UX
384 ## Cross-compilation? Nah!
386 ## Someone's system reports A.B8.05 for this.
387 ## I wonder what other possibilities there are.
388 *.B8.* ) machine=hp800 opsys=hpux8 ;;
389 *.08.* ) machine=hp800 opsys=hpux8 ;;
390 *.09.* ) machine=hp800 opsys=hpux9 ;;
391 *) machine=hp800 opsys=hpux ;;
397 machine=orion opsys=bsd4-2
400 machine=orion105 opsys=bsd4-2
404 i[345]86-ibm-aix1.1* )
405 machine=ibmps2-aix opsys=usg5-2-2
407 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
408 machine=ibmps2-aix opsys=usg5-3
411 machine=ibm370aix opsys=usg5-3
413 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
414 machine=ibmrs6000 opsys=aix3-1
416 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
417 machine=ibmrs6000 opsys=aix3-2-5
419 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
420 machine=ibmrs6000 opsys=aix4-1
422 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
423 machine=ibmrs6000 opsys=aix4
425 rs6000-ibm-aix* | powerpc-ibm-aix* )
426 machine=ibmrs6000 opsys=aix3-2
429 machine=ibmrt opsys=bsd4-3
432 machine=ibmrt opsys=bsd4-2
435 machine=ibmrt opsys=bsd4-3
438 machine=ibmrt opsys=bsd4-2
441 machine=ibmrt opsys=bsd4-3
444 machine=ibmrt opsys=bsd4-3
447 machine=ibmrt-aix opsys=usg5-2-2
450 ## Integrated Solutions `Optimum V'
452 machine=isi-ov opsys=bsd4-2
455 machine=isi-ov opsys=bsd4-3
458 ## Intel 386 machines where we do care about the manufacturer
459 i[345]86-intsys-sysv* )
460 machine=is386 opsys=usg5-2-2
464 i[345]86-prime-sysv* )
465 machine=i386 opsys=usg5-3
468 ## Sequent Symmetry running Dynix
469 i[345]86-sequent-bsd* )
470 machine=symmetry opsys=bsd4-3
473 ## Sequent Symmetry running DYNIX/ptx
474 ## Use the old cpp rather than the newer ANSI one.
475 i[345]86-sequent-ptx* )
476 machine=sequent-ptx opsys=ptx
477 NON_GNU_CPP="/lib/cpp"
480 ## Unspecified sysv on an ncr machine defaults to svr4.2.
481 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
483 machine=ncr386 opsys=usg5-4-2
486 ## Intel Paragon OSF/1
488 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
493 machine=i860 opsys=usg5-4
494 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
495 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
500 machine=masscomp opsys=rtu
505 machine=mega68 opsys=bsd4-2
508 ## Workstations sold by MIPS
509 ## This is not necessarily all workstations using the MIPS processor -
510 ## Irises are produced by SGI, and DECstations by DEC.
512 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
513 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
514 ## it gives for choosing between the alternatives seems to be "Use
515 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
516 ## the BSD world." I'll assume that these are instructions for
517 ## handling two odd situations, and that every other situation
518 ## should use mips.h and usg5-2-2, they being listed first.
521 ## Fall through to the general code at the bottom to decide on the OS.
524 machine=mips4 opsys=bsd4-3
525 NON_GNU_CC="cc -systype bsd43"
526 NON_GNU_CPP="cc -systype bsd43 -E"
529 machine=mips opsys=bsd4-3
532 machine=mips opsys=usg5-2-2
536 m68*-next-* | i[345]86-next-* )
537 machine=next opsys=mach2
540 ## The complete machine from National Semiconductor
542 machine=ns32000 opsys=usg5-2
546 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
547 machine=tower32 opsys=usg5-2-2
549 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
550 machine=tower32v3 opsys=usg5-3
555 machine=targon31 opsys=usg5-2-2
560 machine=nu opsys=usg5-2
565 machine=plexus opsys=usg5-2
569 ## I don't really have any idea what sort of processor the Pyramid has,
570 ## so I'm assuming it is its own architecture.
571 pyramid-pyramid-bsd* )
572 machine=pyramid opsys=bsd4-2
576 ns32k-sequent-bsd4.2* )
577 machine=sequent opsys=bsd4-2
579 ns32k-sequent-bsd4.3* )
580 machine=sequent opsys=bsd4-3
585 machine=mips-siemens opsys=usg5-4
586 NON_GNU_CC=/usr/ccs/bin/cc
587 NON_GNU_CPP=/usr/ccs/lib/cpp
590 ## Silicon Graphics machines
591 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
593 machine=irist opsys=iris3-5
595 m68*-sgi-iris3.6* | m68*-sgi-iris*)
596 machine=irist opsys=iris3-6
600 machine=iris4d opsys=irix3-3
603 machine=iris4d opsys=irix4-0
606 machine=iris4d opsys=irix6-0
608 mips-sgi-irix5.[01]* )
609 machine=iris4d opsys=irix5-0
611 mips-sgi-irix5* | mips-sgi-irix* )
612 machine=iris4d opsys=irix5-2
617 machine=news opsys=bsd4-2
620 machine=news opsys=bsd4-3
622 m68*-sony-newsos3* | m68*-sony-news3*)
623 machine=news opsys=bsd4-3
625 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
626 machine=news-risc opsys=bsd4-3
629 machine=news-risc opsys=newsos5
634 machine=stride opsys=usg5-2
638 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
639 case "${canonical}" in
640 m68*-sunos1* ) machine=sun1 ;;
641 m68*-sunos2* ) machine=sun2 ;;
642 m68* ) machine=sun3 ;;
643 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
644 i[345]86-*-* ) machine=intel386 ;;
645 sparc* ) machine=sparc ;;
648 case "${canonical}" in
649 ## The Sun386 didn't get past 4.0.
650 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
651 *-sunos4.0* ) opsys=sunos4-0 ;;
652 *-sunos4.1.3* | *-sunos4shr* ) opsys=sunos4shr
653 NON_GNU_CPP=/usr/lib/cpp
655 *-sunos4* | *-sunos ) opsys=sunos4-1
656 NON_GCC_TEST_OPTIONS=-Bstatic
657 GCC_TEST_OPTIONS=-static
659 *-sunos5.3* | *-solaris2.3* )
661 NON_GNU_CPP=/usr/ccs/lib/cpp
663 *-sunos5.4* | *-solaris2.4* )
665 NON_GNU_CPP=/usr/ccs/lib/cpp
667 *-sunos5* | *-solaris* )
669 NON_GNU_CPP=/usr/ccs/lib/cpp
677 machine=tad68k opsys=usg5-3
681 tahoe-tahoe-bsd4.2* )
682 machine=tahoe opsys=bsd4-2
684 tahoe-tahoe-bsd4.3* )
685 machine=tahoe opsys=bsd4-3
688 ## Tandem Integrity S2
690 machine=tandem-s2 opsys=usg5-3
694 m88k-tektronix-sysv3* )
695 machine=tekxd88 opsys=usg5-3
698 ## Tektronix 16000 box (6130?)
699 ns16k-tektronix-bsd* )
700 machine=ns16000 opsys=bsd4-2
703 ## src/m/tek4300.h hints that this is a m68k machine.
704 m68*-tektronix-bsd* )
705 machine=tek4300 opsys=bsd4-3
709 ## We seem to have lost the machine-description file titan.h!
711 machine=titan opsys=usg5-3
714 ## Ustation E30 (SS5E)
715 m68*-unisys-uniplus* )
716 machine=ustation opsystem=unipl5-2
722 case "${canonical}" in
723 *-bsd4.1* ) opsys=bsd4-1 ;;
724 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
725 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
726 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
727 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
728 *-vms* ) opsys=vms ;;
734 ns16k-whitechapel-* )
736 ## We don't know what sort of OS runs on these; we'll let the
737 ## operating system guessing code below try.
742 machine=wicat opsys=usg5-2
745 ## Intel 386 machines where we don't care about the manufacturer
748 case "${canonical}" in
749 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
750 *-isc2.2* ) opsys=isc2-2 ;;
751 *-isc4.0* ) opsys=isc4-0 ;;
752 *-isc4.* ) opsys=isc4-1 ;;
753 *-isc* ) opsys=isc3-0 ;;
754 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
755 *-esix* ) opsys=esix ;;
756 *-xenix* ) opsys=xenix ;;
757 *-linux* ) opsys=linux ;;
758 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
759 *-bsd386* | *-bsdi1* ) opsys=bsd386 ;;
760 *-bsdi2* ) opsys=bsdos2 ;;
761 *-386bsd* ) opsys=386bsd ;;
762 *-freebsd* ) opsys=freebsd ;;
763 *-nextstep* ) opsys=mach2 ;;
764 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
773 ### If the code above didn't choose an operating system, just choose
774 ### an operating system based on the configuration name. You really
775 ### only want to use this when you have no idea what the right
776 ### operating system is; if you know what operating systems a machine
777 ### runs, it's cleaner to make it explicit in the case statement
779 if test x"${opsys}" = x; then
780 case "${canonical}" in
781 *-gnu* ) opsys=gnu ;;
782 *-bsd4.[01] ) opsys=bsd4-1 ;;
783 *-bsd4.2 ) opsys=bsd4-2 ;;
784 *-bsd4.3 ) opsys=bsd4-3 ;;
785 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
786 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
787 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
788 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
789 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
790 *-sysv4.1 | *-sysvr4.1 )
791 NON_GNU_CPP=/usr/lib/cpp
793 *-sysv4.2 | *-sysvr4.2 )
794 if [ x$NON_GNU_CPP = x ]; then
795 NON_GNU_CPP=/usr/ccs/lib/cpp
806 if test $unported = yes; then
807 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
808 Check \`etc/MACHINES' for recognized configuration names.])
811 machfile="m/${machine}.h"
812 opsysfile="s/${opsys}.h"
815 #### Choose a compiler.
816 test -n "$CC" && cc_specified=yes
819 "yes" ) CC="gcc" GCC=yes ;;
824 # On Suns, sometimes $CPP names a directory.
825 if test -n "$CPP" && test -d "$CPP"; then
829 #### Some systems specify a CPP to use unless we are using GCC.
830 #### Now that we know whether we are using GCC, we can decide whether
831 #### to use that one.
832 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
837 #### Some systems specify a CC to use unless we are using GCC.
838 #### Now that we know whether we are using GCC, we can decide whether
839 #### to use that one.
840 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
841 test x$cc_specified != xyes
846 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
848 CC="$CC $GCC_TEST_OPTIONS"
851 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
853 CC="$CC $NON_GCC_TEST_OPTIONS"
856 #### Some other nice autoconf tests. If you add a test here which
857 #### should make an entry in src/config.h, don't forget to add an
858 #### #undef clause to src/config.h.in for autoconf to modify.
860 dnl checks for programs
866 dnl checks for Unix variants
869 dnl checks for header files
870 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
875 dnl Some systems have utime.h but don't declare the struct anyplace.
876 AC_MSG_CHECKING(for struct utimbuf)
877 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
878 #include <sys/time.h>
881 #ifdef HAVE_SYS_TIME_H
882 #include <sys/time.h>
889 #endif], [static struct utimbuf x; x.actime = x.modtime;],
891 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
894 dnl checks for typedefs
897 AC_MSG_CHECKING(for struct timeval)
898 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
899 #include <sys/time.h>
902 #ifdef HAVE_SYS_TIME_H
903 #include <sys/time.h>
907 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
909 AC_DEFINE(HAVE_TIMEVAL)],
912 dnl checks for structure members
916 dnl checks for compiler characteristics
919 dnl check for Make feature
922 dnl checks for operating system services
923 AC_SYS_LONG_FILE_NAMES
925 #### Choose a window system.
928 if test "$no_x" = yes; then
934 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
935 LD_SWITCH_X_SITE="-L${x_libraries}"
936 LD_SWITCH_X_SITE_AUX="-R${x_libraries}"
938 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
939 C_SWITCH_X_SITE="-I${x_includes}"
942 if test x"${x_includes}" = x; then
943 bitmapdir=/usr/include/X11/bitmaps
944 elif test -d "${x_includes}/X11/bitmaps"; then
945 bitmapdir="${x_includes}/X11/bitmaps"
947 bitmapdir="${x_includes}/bitmaps"
950 case "${window_system}" in
954 case "${with_x_toolkit}" in
955 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
956 motif ) USE_X_TOOLKIT=MOTIF ;;
957 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
958 * ) USE_X_TOOLKIT=none ;;
967 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
969 ### If we're using X11, we should use the X menu package.
972 yes ) HAVE_X_MENU=yes ;;
975 #### Extract some information from the operating system and machine files.
977 AC_CHECKING([the machine- and system-dependent files to find out
978 - which libraries the lib-src programs will want, and
979 - whether the GNU malloc routines are usable])
981 ### First figure out CFLAGS (which we use for running the compiler here)
982 ### and REAL_CFLAGS (which we use for real compilation).
983 ### The two are the same except on a few systems, where they are made
984 ### different to work around various lossages. For example,
985 ### GCC 2.5 on Linux needs them to be different because it treats -g
986 ### as implying static linking.
988 ### If the CFLAGS env var is specified, we use that value
989 ### instead of the default.
991 ### It's not important that this name contain the PID; you can't run
992 ### two configures in the same directory and have anything work
994 tempcname="conftest.c"
997 #include "'${srcdir}'/src/'${opsysfile}'"
998 #include "'${srcdir}'/src/'${machfile}'"
1000 #define LIBS_MACHINE
1005 #ifndef C_SWITCH_SYSTEM
1006 #define C_SWITCH_SYSTEM
1008 #ifndef C_SWITCH_MACHINE
1009 #define C_SWITCH_MACHINE
1011 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1012 configure___ c_switch_system=C_SWITCH_SYSTEM
1013 configure___ c_switch_machine=C_SWITCH_MACHINE
1016 #define LIB_X11_LIB -lX11
1019 #ifndef LIBX11_MACHINE
1020 #define LIBX11_MACHINE
1023 #ifndef LIBX11_SYSTEM
1024 #define LIBX11_SYSTEM
1026 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1029 configure___ unexec=UNEXEC
1031 configure___ unexec=unexec.o
1034 #ifdef SYSTEM_MALLOC
1035 configure___ system_malloc=yes
1037 configure___ system_malloc=no
1040 #ifndef C_DEBUG_SWITCH
1041 #define C_DEBUG_SWITCH -g
1044 #ifndef C_OPTIMIZE_SWITCH
1045 #define C_OPTIMIZE_SWITCH -O
1048 #ifdef THIS_IS_CONFIGURE
1050 /* Get the CFLAGS for tests in configure. */
1052 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1054 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1057 #else /* not THIS_IS_CONFIGURE */
1059 /* Get the CFLAGS for real compilation. */
1061 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1063 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1066 #endif /* not THIS_IS_CONFIGURE */
1069 # The value of CPP is a quoted variable reference, so we need to do this
1070 # to get its actual value...
1071 CPP=`eval "echo $CPP"`
1073 eval `${CPP} -Isrc ${tempcname} \
1074 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1075 if test "x$CFLAGS" = x; then
1076 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1077 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1079 REAL_CFLAGS="$CFLAGS"
1081 changequote([, ])dnl
1084 ### Compute the unexec source name from the object name.
1085 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1087 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1088 # Assume not, until told otherwise.
1090 if test "${system_malloc}" = "yes"; then
1093 (The GNU allocators don't work with this system configuration.)"
1096 if test x"${REL_ALLOC}" = x; then
1097 REL_ALLOC=${GNU_MALLOC}
1103 #### Add the libraries to LIBS and check for some functions.
1105 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1108 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1109 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1110 AC_CHECK_LIB(dnet, dnet_ntoa)
1111 dnl This causes -lresolv to get used in subsequent tests,
1112 dnl which causes failures on some systems such as HPUX 9.
1113 dnl AC_CHECK_LIB(resolv, gethostbyname)
1115 dnl FIXME replace main with a function we actually want from this library.
1116 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1118 AC_MSG_CHECKING(for XFree86)
1119 if test -d /usr/X386/include; then
1121 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1125 AC_MSG_RESULT($HAVE_XFREE386)
1127 # We change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1128 # for the tests that follow.
1130 if test "${HAVE_X11}" = "yes"; then
1131 DEFS="$C_SWITCH_X_SITE $DEFS"
1132 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1133 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1134 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1135 XScreenNumberOfScreen XSetWMProtocols)
1138 if test "${USE_X_TOOLKIT}" != "none"; then
1139 AC_MSG_CHECKING(X11 toolkit version)
1140 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1141 [#if XtSpecificationRelease < 6
1144 ], [AC_MSG_RESULT(6)
1145 AC_DEFINE(HAVE_X11XTR6)],
1146 [AC_MSG_RESULT(not 6)])
1149 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1150 AC_MSG_CHECKING(whether netdb declarares h_errno)
1151 AC_TRY_LINK([#include <netdb.h>],
1154 AC_DEFINE(HAVE_H_ERRNO)],
1155 [AC_MSG_RESULT(no)])
1159 # fmod, logb, and frexp are found in -lm on most systems.
1160 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1161 AC_CHECK_LIB(m, sqrt)
1162 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1163 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1164 strerror fpathconf select mktime eaccess getpagesize)
1167 AC_CHECK_FUNC(socket, , ok_so_far=no)
1168 if test $ok_so_far = yes; then
1169 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1171 if test $ok_so_far = yes; then
1172 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1174 if test $ok_so_far = yes; then
1175 AC_DEFINE(HAVE_INET_SOCKETS)
1178 if test -f /usr/lpp/X11/bin/smt.exp; then
1179 AC_DEFINE(HAVE_AIX_SMT_EXP)
1182 # Set up the CFLAGS for real compilation, so we can substitute it.
1183 CFLAGS="$REAL_CFLAGS"
1186 #### Find out which version of Emacs this is.
1187 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1188 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1189 changequote([, ])dnl
1190 if test x"${version}" = x; then
1191 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1194 ### Specify what sort of things we'll be editing into Makefile and config.h.
1195 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1197 AC_SUBST(configuration)
1201 AC_SUBST(exec_prefix)
1204 AC_SUBST(sharedstatedir)
1205 AC_SUBST(libexecdir)
1209 AC_SUBST(locallisppath)
1213 AC_SUBST(archlibdir)
1216 AC_SUBST(c_switch_system)
1217 AC_SUBST(c_switch_machine)
1218 AC_SUBST(LD_SWITCH_X_SITE)
1219 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1220 AC_SUBST(C_SWITCH_X_SITE)
1222 AC_SUBST(X_TOOLKIT_TYPE)
1226 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1227 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1228 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1229 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1230 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1231 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1232 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1233 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1235 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1236 AC_DEFINE(HAVE_X_WINDOWS)
1238 if test "${USE_X_TOOLKIT}" != "none" ; then
1239 AC_DEFINE(USE_X_TOOLKIT)
1241 if test "${HAVE_X11}" = "yes" ; then
1244 if test "${HAVE_XFREE386}" = "yes" ; then
1245 AC_DEFINE(HAVE_XFREE386)
1247 if test "${HAVE_X_MENU}" = "yes" ; then
1248 AC_DEFINE(HAVE_X_MENU)
1250 if test "${GNU_MALLOC}" = "yes" ; then
1251 AC_DEFINE(GNU_MALLOC)
1253 if test "${REL_ALLOC}" = "yes" ; then
1254 AC_DEFINE(REL_ALLOC)
1256 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1257 AC_DEFINE(LISP_FLOAT_TYPE)
1260 #### Report on what we decided to do.
1263 Configured for \`${canonical}'.
1265 Where should the build process find the source code? ${srcdir}
1266 What operating system and machine description files should Emacs use?
1267 \`${opsysfile}' and \`${machfile}'
1268 What compiler should emacs be built with? ${CC} ${CFLAGS}
1269 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1270 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1271 What window system should Emacs use? ${window_system}
1272 What toolkit should Emacs use? ${USE_X_TOOLKIT}${x_includes+
1273 Where do we find X Windows header files? }${x_includes}${x_libraries+
1274 Where do we find X Windows libraries? }${x_libraries}
1278 # Remove any trailing slashes in these variables.
1280 test "${prefix}" != NONE &&
1281 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1282 test "${exec_prefix}" != NONE &&
1283 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1284 changequote([, ])dnl
1286 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1287 man/Makefile lwlib/Makefile src/Makefile.in, [
1289 ### Make the necessary directories, if they don't exist.
1290 for dir in cpp etc ; do
1291 test -d ${dir} || mkdir ${dir}
1294 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1295 # after src/config.h is built, since we rely on that file.
1297 changequote(, )dnl The horror, the horror.
1298 # Now get this: Some word that is part of the ${srcdir} directory name
1299 # or the ${configuration} value might, just might, happen to be an
1300 # identifier like `sun4' or `i386' or something, and be predefined by
1301 # the C preprocessor to some helpful value like 1, or maybe the empty
1302 # string. Needless to say consequent macro substitutions are less
1303 # than conducive to the makefile finding the correct directory.
1304 undefs="`echo $top_srcdir $configuration $canonical |
1305 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1306 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1308 changequote([, ])dnl
1310 echo creating lib-src/Makefile
1312 rm -f junk.c junk1.c junk2.c
1313 sed -e '/start of cpp stuff/q' \
1314 < Makefile.in > junk1.c
1315 sed -e '1,/start of cpp stuff/d'\
1316 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1317 < Makefile.in > junk.c
1318 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1319 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1320 cat junk1.c junk2.c > Makefile.new
1321 rm -f junk.c junk1.c junk2.c
1322 chmod 444 Makefile.new
1323 mv -f Makefile.new Makefile
1326 echo creating src/Makefile
1328 rm -f junk.c junk1.c junk2.c
1329 sed -e '/start of cpp stuff/q' \
1330 < Makefile.in > junk1.c
1331 sed -e '1,/start of cpp stuff/d'\
1332 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1333 < Makefile.in > junk.c
1334 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1335 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1336 cat junk1.c junk2.c > Makefile.new
1337 rm -f junk.c junk1.c junk2.c
1338 chmod 444 Makefile.new
1339 mv -f Makefile.new Makefile
1342 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1343 echo creating src/.gdbinit
1344 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1347 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])