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 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 | 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([the \`--with-x-toolkit' option is supposed to have a value
46 which is \`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
168 machine=alpha opsys=osf1
173 machine=altos opsys=usg5-2
178 machine=amdahl opsys=usg5-2-2
183 machine=apollo opsys=bsd4-3
186 ## AT&T 3b2, 3b5, 3b15, 3b20
188 machine=att3b opsys=usg5-2-2
191 ## AT&T 3b1 - The Mighty Unix PC!
193 machine=7300 opsys=usg5-2-2
198 machine=ibmrs6000 opsys=aix3-2
203 machine=dpx2 opsys=usg5-3
208 machine=sps7 opsys=usg5-2
211 ## CCI 5/32, 6/32 -- see "Tahoe".
214 ## I don't know what configuration name to use for this; config.sub
215 ## doesn't seem to know anything about it. Hey, Celerity users, get
217 celerity-celerity-bsd* )
218 machine=celerity opsys=bsd4-2
222 ## What operating systems does this chip run that Emacs has been
226 ## We'll use the catch-all code at the bottom to guess the
231 *-convex-bsd* | *-convex-convexos* )
232 machine=convex opsys=bsd4-3
233 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
234 NON_GNU_CPP="cc -E -P"
238 i[345]86-cubix-sysv* )
239 machine=intel386 opsys=usg5-3
243 cydra*-cydrome-sysv* )
244 machine=cydra5 opsys=usg5-3
247 ## Data General AViiON Machines
248 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
249 machine=aviion opsys=dgux5-4r3
251 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
252 machine=aviion opsys=dgux5-4r2
255 machine=aviion opsys=dgux
259 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
260 machine=pmax opsys=bsd4-2
262 mips-dec-ultrix* | mips-dec-bsd* )
263 machine=pmax opsys=bsd4-3
266 machine=pmax opsys=osf1
268 mips-dec-mach_bsd4.3* )
269 machine=pmax opsys=mach-bsd4-3
272 ## Motorola Delta machines
273 m68k-motorola-sysv* | m68000-motorola-sysv* )
274 machine=delta opsys=usg5-3
275 if test -z "`type gnucc | grep 'not found'`"
277 if test -s /etc/167config
278 then CC="gnucc -m68040"
279 else CC="gnucc -m68881"
282 if test -z "`type gcc | grep 'not found'`"
288 m88k-motorola-sysv4* )
289 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
290 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
291 # I hope there are not other 4.0 versions for this machine
292 # which really need usg5-4 instead.
293 machine=delta88k opsys=usg5-4-2
295 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
296 machine=delta88k opsys=usg5-3
301 machine=dual opsys=usg5-2
304 machine=dual opsys=unipl5-2
309 machine=elxsi opsys=usg5-2
314 machine=ns16000 opsys=umax
317 ## The GEC 93 - apparently, this port isn't really finished yet.
319 ## Gould Power Node and NP1
321 machine=gould opsys=bsd4-2
324 machine=gould opsys=bsd4-3
327 machine=gould-np1 opsys=bsd4-3
330 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
331 ## as far as Emacs is concerned).
333 # Build needs to be different on 7.0 and later releases
335 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
336 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
339 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
341 machine=nh3000 opsys=cxux
345 xps*-honeywell-sysv* )
346 machine=xps100 opsys=usg5-2
349 ## HP 9000 series 200 or 300
351 machine=hp9000s300 opsys=bsd4-3
353 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
356 ## Someone's system reports A.B8.05 for this.
357 ## I wonder what other possibilities there are.
358 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
359 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
360 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
361 *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
362 *) machine=hp9000s300 opsys=hpux ;;
366 ## HP 9000 series 700 and 800, running HP/UX
368 machine=hp800 opsys=hpux
371 machine=hp800 opsys=hpux8
374 machine=hp800 opsys=hpux9shr
377 machine=hp800 opsys=hpux9
380 machine=hp800 opsys=hpux9shr
383 ## HP 9000 series 700 and 800, running HP/UX
385 ## Cross-compilation? Nah!
387 ## Someone's system reports A.B8.05 for this.
388 ## I wonder what other possibilities there are.
389 *.B8.* ) machine=hp800 opsys=hpux8 ;;
390 *.08.* ) machine=hp800 opsys=hpux8 ;;
391 *.09.* ) machine=hp800 opsys=hpux9 ;;
392 *) machine=hp800 opsys=hpux ;;
398 machine=orion opsys=bsd4-2
401 machine=orion105 opsys=bsd4-2
405 i[345]86-ibm-aix1.1* )
406 machine=ibmps2-aix opsys=usg5-2-2
408 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
409 machine=ibmps2-aix opsys=usg5-3
412 machine=ibm370aix opsys=usg5-3
414 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
415 machine=ibmrs6000 opsys=aix3-1
417 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
418 machine=ibmrs6000 opsys=aix3-2-5
420 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
421 machine=ibmrs6000 opsys=aix4-1
423 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
424 machine=ibmrs6000 opsys=aix4
426 rs6000-ibm-aix* | powerpc-ibm-aix* )
427 machine=ibmrs6000 opsys=aix3-2
430 machine=ibmrt opsys=bsd4-3
433 machine=ibmrt opsys=bsd4-2
436 machine=ibmrt opsys=bsd4-3
439 machine=ibmrt opsys=bsd4-2
442 machine=ibmrt opsys=bsd4-3
445 machine=ibmrt opsys=bsd4-3
448 machine=ibmrt-aix opsys=usg5-2-2
451 ## Integrated Solutions `Optimum V'
453 machine=isi-ov opsys=bsd4-2
456 machine=isi-ov opsys=bsd4-3
459 ## Intel 386 machines where we do care about the manufacturer
460 i[345]86-intsys-sysv* )
461 machine=is386 opsys=usg5-2-2
465 i[345]86-prime-sysv* )
466 machine=i386 opsys=usg5-3
469 ## Sequent Symmetry running Dynix
470 i[345]86-sequent-bsd* )
471 machine=symmetry opsys=bsd4-3
474 ## Sequent Symmetry running DYNIX/ptx
475 ## Use the old cpp rather than the newer ANSI one.
476 i[345]86-sequent-ptx* )
477 machine=sequent-ptx opsys=ptx
478 NON_GNU_CPP="/lib/cpp"
481 ## Unspecified sysv on an ncr machine defaults to svr4.2.
482 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
484 machine=ncr386 opsys=usg5-4-2
487 ## Intel Paragon OSF/1
489 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
494 machine=i860 opsys=usg5-4
495 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
496 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
501 machine=masscomp opsys=rtu
506 machine=mega68 opsys=bsd4-2
509 ## Workstations sold by MIPS
510 ## This is not necessarily all workstations using the MIPS processor -
511 ## Irises are produced by SGI, and DECstations by DEC.
513 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
514 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
515 ## it gives for choosing between the alternatives seems to be "Use
516 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
517 ## the BSD world." I'll assume that these are instructions for
518 ## handling two odd situations, and that every other situation
519 ## should use mips.h and usg5-2-2, they being listed first.
522 ## Fall through to the general code at the bottom to decide on the OS.
525 machine=mips4 opsys=bsd4-3
526 NON_GNU_CC="cc -systype bsd43"
527 NON_GNU_CPP="cc -systype bsd43 -E"
530 machine=mips4 opsys=riscos5
531 NON_GNU_CC="cc -systype bsd43"
532 NON_GNU_CPP="cc -systype bsd43 -E"
535 machine=mips opsys=bsd4-3
538 machine=mips opsys=usg5-2-2
542 m68*-next-* | i[345]86-next-* )
543 machine=next opsys=mach2
546 ## The complete machine from National Semiconductor
548 machine=ns32000 opsys=usg5-2
552 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
553 machine=tower32 opsys=usg5-2-2
555 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
556 machine=tower32v3 opsys=usg5-3
561 machine=targon31 opsys=usg5-2-2
566 machine=nu opsys=usg5-2
571 machine=plexus opsys=usg5-2
575 ## I don't really have any idea what sort of processor the Pyramid has,
576 ## so I'm assuming it is its own architecture.
577 pyramid-pyramid-bsd* )
578 machine=pyramid opsys=bsd4-2
582 ns32k-sequent-bsd4.2* )
583 machine=sequent opsys=bsd4-2
585 ns32k-sequent-bsd4.3* )
586 machine=sequent opsys=bsd4-3
591 machine=mips-siemens opsys=usg5-4
592 NON_GNU_CC=/usr/ccs/bin/cc
593 NON_GNU_CPP=/usr/ccs/lib/cpp
596 ## Silicon Graphics machines
597 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
599 machine=irist opsys=iris3-5
601 m68*-sgi-iris3.6* | m68*-sgi-iris*)
602 machine=irist opsys=iris3-6
606 machine=iris4d opsys=irix3-3
609 machine=iris4d opsys=irix4-0
612 machine=iris4d opsys=irix6-0
614 mips-sgi-irix5.[01]* )
615 machine=iris4d opsys=irix5-0
617 mips-sgi-irix5* | mips-sgi-irix* )
618 machine=iris4d opsys=irix5-2
623 machine=news opsys=bsd4-2
626 machine=news opsys=bsd4-3
628 m68*-sony-newsos3* | m68*-sony-news3*)
629 machine=news opsys=bsd4-3
631 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
632 machine=news-risc opsys=bsd4-3
635 machine=news-risc opsys=newsos5
640 machine=stride opsys=usg5-2
644 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
645 case "${canonical}" in
646 m68*-sunos1* ) machine=sun1 ;;
647 m68*-sunos2* ) machine=sun2 ;;
648 m68* ) machine=sun3 ;;
649 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
650 i[345]86-*-* ) machine=intel386 ;;
651 sparc* ) machine=sparc ;;
654 case "${canonical}" in
655 ## The Sun386 didn't get past 4.0.
656 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
657 *-sunos4.0* ) opsys=sunos4-0 ;;
660 NON_GNU_CPP=/usr/lib/cpp
662 *-sunos4* | *-sunos ) opsys=sunos4-1
663 NON_GCC_TEST_OPTIONS=-Bstatic
664 GCC_TEST_OPTIONS=-static
666 *-sunos5.3* | *-solaris2.3* )
668 NON_GNU_CPP=/usr/ccs/lib/cpp
670 *-sunos5.4* | *-solaris2.4* )
672 NON_GNU_CPP=/usr/ccs/lib/cpp
674 *-sunos5.5* | *-solaris2.5* )
676 NON_GNU_CPP=/usr/ccs/lib/cpp
678 *-sunos5* | *-solaris* )
680 NON_GNU_CPP=/usr/ccs/lib/cpp
688 machine=tad68k opsys=usg5-3
692 tahoe-tahoe-bsd4.2* )
693 machine=tahoe opsys=bsd4-2
695 tahoe-tahoe-bsd4.3* )
696 machine=tahoe opsys=bsd4-3
699 ## Tandem Integrity S2
701 machine=tandem-s2 opsys=usg5-3
705 m88k-tektronix-sysv3* )
706 machine=tekxd88 opsys=usg5-3
709 ## Tektronix 16000 box (6130?)
710 ns16k-tektronix-bsd* )
711 machine=ns16000 opsys=bsd4-2
714 ## src/m/tek4300.h hints that this is a m68k machine.
715 m68*-tektronix-bsd* )
716 machine=tek4300 opsys=bsd4-3
720 ## We seem to have lost the machine-description file titan.h!
722 machine=titan opsys=usg5-3
725 ## Ustation E30 (SS5E)
726 m68*-unisys-uniplus* )
727 machine=ustation opsystem=unipl5-2
733 case "${canonical}" in
734 *-bsd4.1* ) opsys=bsd4-1 ;;
735 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
736 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
737 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
738 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
739 *-vms* ) opsys=vms ;;
745 ns16k-whitechapel-* )
747 ## We don't know what sort of OS runs on these; we'll let the
748 ## operating system guessing code below try.
753 machine=wicat opsys=usg5-2
756 ## Intel 386 machines where we don't care about the manufacturer
759 case "${canonical}" in
760 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
761 *-isc2.2* ) opsys=isc2-2 ;;
762 *-isc4.0* ) opsys=isc4-0 ;;
763 *-isc4.* ) opsys=isc4-1 ;;
764 *-isc* ) opsys=isc3-0 ;;
765 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
766 *-esix* ) opsys=esix ;;
767 *-xenix* ) opsys=xenix ;;
768 *-linux* ) opsys=linux ;;
769 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
770 *-bsd386* | *-bsdi1* ) opsys=bsd386 ;;
771 *-bsdi2* ) opsys=bsdos2 ;;
772 *-386bsd* ) opsys=386bsd ;;
773 *-freebsd* ) opsys=freebsd ;;
774 *-nextstep* ) opsys=mach2 ;;
775 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
784 ### If the code above didn't choose an operating system, just choose
785 ### an operating system based on the configuration name. You really
786 ### only want to use this when you have no idea what the right
787 ### operating system is; if you know what operating systems a machine
788 ### runs, it's cleaner to make it explicit in the case statement
790 if test x"${opsys}" = x; then
791 case "${canonical}" in
792 *-gnu* ) opsys=gnu ;;
793 *-bsd4.[01] ) opsys=bsd4-1 ;;
794 *-bsd4.2 ) opsys=bsd4-2 ;;
795 *-bsd4.3 ) opsys=bsd4-3 ;;
796 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
797 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
798 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
799 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
800 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
801 *-sysv4.1 | *-sysvr4.1 )
802 NON_GNU_CPP=/usr/lib/cpp
804 *-sysv4.2 | *-sysvr4.2 )
805 if [ x$NON_GNU_CPP = x ]; then
806 NON_GNU_CPP=/usr/ccs/lib/cpp
817 if test $unported = yes; then
818 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
819 Check \`etc/MACHINES' for recognized configuration names.])
822 machfile="m/${machine}.h"
823 opsysfile="s/${opsys}.h"
826 #### Choose a compiler.
827 test -n "$CC" && cc_specified=yes
830 "yes" ) CC="gcc" GCC=yes ;;
835 # On Suns, sometimes $CPP names a directory.
836 if test -n "$CPP" && test -d "$CPP"; then
840 #### Some systems specify a CPP to use unless we are using GCC.
841 #### Now that we know whether we are using GCC, we can decide whether
842 #### to use that one.
843 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
848 #### Some systems specify a CC to use unless we are using GCC.
849 #### Now that we know whether we are using GCC, we can decide whether
850 #### to use that one.
851 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
852 test x$cc_specified != xyes
857 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
859 CC="$CC $GCC_TEST_OPTIONS"
862 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
864 CC="$CC $NON_GCC_TEST_OPTIONS"
867 #### Some other nice autoconf tests. If you add a test here which
868 #### should make an entry in src/config.h, don't forget to add an
869 #### #undef clause to src/config.h.in for autoconf to modify.
871 dnl checks for programs
877 dnl checks for Unix variants
880 dnl checks for header files
881 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
886 dnl Some systems have utime.h but don't declare the struct anyplace.
887 AC_MSG_CHECKING(for struct utimbuf)
888 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
889 #include <sys/time.h>
892 #ifdef HAVE_SYS_TIME_H
893 #include <sys/time.h>
900 #endif], [static struct utimbuf x; x.actime = x.modtime;],
902 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
905 dnl checks for typedefs
908 AC_MSG_CHECKING(for struct timeval)
909 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
910 #include <sys/time.h>
913 #ifdef HAVE_SYS_TIME_H
914 #include <sys/time.h>
918 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
920 AC_DEFINE(HAVE_TIMEVAL)],
923 dnl checks for structure members
927 dnl checks for compiler characteristics
930 dnl check for Make feature
933 dnl checks for operating system services
934 AC_SYS_LONG_FILE_NAMES
936 #### Choose a window system.
939 if test "$no_x" = yes; then
945 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
946 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
947 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
949 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
950 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
953 if test x"${x_includes}" = x; then
954 bitmapdir=/usr/include/X11/bitmaps
956 # accumulate include directories that have X11 bitmap sudirectories
958 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
959 if test -d "${bmd}/X11/bitmaps"; then
960 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
961 elif test -d "${bmd}/bitmaps"; then
962 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
965 if test ${bmd_acc} != "dummyval"; then
966 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
970 case "${window_system}" in
974 case "${with_x_toolkit}" in
975 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
976 motif ) USE_X_TOOLKIT=MOTIF ;;
977 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
978 * ) USE_X_TOOLKIT=none ;;
987 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
989 ### If we're using X11, we should use the X menu package.
992 yes ) HAVE_X_MENU=yes ;;
995 if test "${opsys}" = "hpux9"; then
996 case "${x_libraries}" in
998 opsysfile="s/hpux9-x11r4.h"
1003 if test "${opsys}" = "hpux9shr"; then
1004 case "${x_libraries}" in
1006 opsysfile="s/hpux9shxr4.h"
1011 #### Extract some information from the operating system and machine files.
1013 AC_CHECKING([the machine- and system-dependent files to find out
1014 - which libraries the lib-src programs will want, and
1015 - whether the GNU malloc routines are usable])
1017 ### First figure out CFLAGS (which we use for running the compiler here)
1018 ### and REAL_CFLAGS (which we use for real compilation).
1019 ### The two are the same except on a few systems, where they are made
1020 ### different to work around various lossages. For example,
1021 ### GCC 2.5 on Linux needs them to be different because it treats -g
1022 ### as implying static linking.
1024 ### If the CFLAGS env var is specified, we use that value
1025 ### instead of the default.
1027 ### It's not important that this name contain the PID; you can't run
1028 ### two configures in the same directory and have anything work
1030 tempcname="conftest.c"
1033 #include "'${srcdir}'/src/'${opsysfile}'"
1034 #include "'${srcdir}'/src/'${machfile}'"
1035 #ifndef LIBS_MACHINE
1036 #define LIBS_MACHINE
1041 #ifndef C_SWITCH_SYSTEM
1042 #define C_SWITCH_SYSTEM
1044 #ifndef C_SWITCH_MACHINE
1045 #define C_SWITCH_MACHINE
1047 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1048 configure___ c_switch_system=C_SWITCH_SYSTEM
1049 configure___ c_switch_machine=C_SWITCH_MACHINE
1052 #define LIB_X11_LIB -lX11
1055 #ifndef LIBX11_MACHINE
1056 #define LIBX11_MACHINE
1059 #ifndef LIBX11_SYSTEM
1060 #define LIBX11_SYSTEM
1062 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1065 configure___ unexec=UNEXEC
1067 configure___ unexec=unexec.o
1070 #ifdef SYSTEM_MALLOC
1071 configure___ system_malloc=yes
1073 configure___ system_malloc=no
1076 #ifndef C_DEBUG_SWITCH
1077 #define C_DEBUG_SWITCH -g
1080 #ifndef C_OPTIMIZE_SWITCH
1081 #define C_OPTIMIZE_SWITCH -O
1084 #ifdef THIS_IS_CONFIGURE
1086 /* Get the CFLAGS for tests in configure. */
1088 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1090 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1093 #else /* not THIS_IS_CONFIGURE */
1095 /* Get the CFLAGS for real compilation. */
1097 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1099 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1102 #endif /* not THIS_IS_CONFIGURE */
1105 # The value of CPP is a quoted variable reference, so we need to do this
1106 # to get its actual value...
1107 CPP=`eval "echo $CPP"`
1109 eval `${CPP} -Isrc ${tempcname} \
1110 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1111 if test "x$CFLAGS" = x; then
1112 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1113 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1115 REAL_CFLAGS="$CFLAGS"
1117 changequote([, ])dnl
1120 ### Compute the unexec source name from the object name.
1121 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1123 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1124 # Assume not, until told otherwise.
1126 if test "${system_malloc}" = "yes"; then
1129 (The GNU allocators don't work with this system configuration.)"
1132 if test x"${REL_ALLOC}" = x; then
1133 REL_ALLOC=${GNU_MALLOC}
1139 #### Add the libraries to LIBS and check for some functions.
1141 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1144 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1145 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1146 AC_CHECK_LIB(dnet, dnet_ntoa)
1147 dnl This causes -lresolv to get used in subsequent tests,
1148 dnl which causes failures on some systems such as HPUX 9.
1149 dnl AC_CHECK_LIB(resolv, gethostbyname)
1151 dnl FIXME replace main with a function we actually want from this library.
1152 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1154 AC_CHECK_LIB(pthreads, cma_open)
1156 AC_MSG_CHECKING(for XFree86)
1157 if test -d /usr/X386/include; then
1159 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1163 AC_MSG_RESULT($HAVE_XFREE386)
1165 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1166 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1168 if test "${HAVE_X11}" = "yes"; then
1169 DEFS="$C_SWITCH_X_SITE $DEFS"
1170 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1171 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1173 if test "${HAVE_XFREE386}" = "yes" && test "${opsys}" = "linux"; then
1174 AC_MSG_CHECKING(whether XFree86 needs -b to link)
1176 [XOpenDisplay ("foo");],
1177 [xfree86_first_failure=no],
1178 [xfree86_first_failure=yes])
1179 if test "${xfree86_first_failure}" = "yes"; then
1180 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1181 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1182 OLD_CPPFLAGS="$CPPFLAGS"
1184 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1185 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1186 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1187 LIBS="$LIBS -b i486-linuxaout"
1189 [XOpenDisplay ("foo");],
1190 [xfree86_second_failure=no],
1191 [xfree86_second_failure=yes])
1192 if test "${xfree86_second_failure}" = "yes"; then
1193 # If we get the same failure with -b, there is no use adding -b.
1194 # So take it out. This plays safe.
1195 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1196 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1197 CPPFLAGS="$OLD_CPPFLAGS"
1208 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1209 XScreenNumberOfScreen XSetWMProtocols)
1212 if test "${USE_X_TOOLKIT}" != "none"; then
1213 AC_MSG_CHECKING(X11 toolkit version)
1214 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1215 [#if XtSpecificationRelease < 6
1218 ], [AC_MSG_RESULT(6)
1219 AC_DEFINE(HAVE_X11XTR6)],
1220 [AC_MSG_RESULT(not 6)])
1223 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1224 AC_MSG_CHECKING(whether netdb declares h_errno)
1225 AC_TRY_LINK([#include <netdb.h>],
1228 AC_DEFINE(HAVE_H_ERRNO)],
1229 [AC_MSG_RESULT(no)])
1233 # fmod, logb, and frexp are found in -lm on most systems.
1234 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1235 AC_CHECK_LIB(m, sqrt(0.0) + t)
1236 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1237 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1238 strerror fpathconf select mktime eaccess getpagesize)
1241 AC_CHECK_FUNC(socket, , ok_so_far=no)
1242 if test $ok_so_far = yes; then
1243 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1245 if test $ok_so_far = yes; then
1246 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1248 if test $ok_so_far = yes; then
1249 AC_DEFINE(HAVE_INET_SOCKETS)
1252 if test -f /usr/lpp/X11/bin/smt.exp; then
1253 AC_DEFINE(HAVE_AIX_SMT_EXP)
1256 # Set up the CFLAGS for real compilation, so we can substitute it.
1257 CFLAGS="$REAL_CFLAGS"
1260 #### Find out which version of Emacs this is.
1261 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1262 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1263 changequote([, ])dnl
1264 if test x"${version}" = x; then
1265 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1268 ### Specify what sort of things we'll be editing into Makefile and config.h.
1269 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1271 AC_SUBST(configuration)
1275 AC_SUBST(exec_prefix)
1278 AC_SUBST(sharedstatedir)
1279 AC_SUBST(libexecdir)
1283 AC_SUBST(locallisppath)
1287 AC_SUBST(archlibdir)
1290 AC_SUBST(c_switch_system)
1291 AC_SUBST(c_switch_machine)
1292 AC_SUBST(LD_SWITCH_X_SITE)
1293 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1294 AC_SUBST(C_SWITCH_X_SITE)
1296 AC_SUBST(X_TOOLKIT_TYPE)
1300 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1301 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1302 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1303 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1304 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1305 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1306 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1307 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1309 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1310 AC_DEFINE(HAVE_X_WINDOWS)
1312 if test "${USE_X_TOOLKIT}" != "none" ; then
1313 AC_DEFINE(USE_X_TOOLKIT)
1315 if test "${HAVE_X11}" = "yes" ; then
1318 if test "${HAVE_XFREE386}" = "yes" ; then
1319 AC_DEFINE(HAVE_XFREE386)
1321 if test "${HAVE_X_MENU}" = "yes" ; then
1322 AC_DEFINE(HAVE_X_MENU)
1324 if test "${GNU_MALLOC}" = "yes" ; then
1325 AC_DEFINE(GNU_MALLOC)
1327 if test "${REL_ALLOC}" = "yes" ; then
1328 AC_DEFINE(REL_ALLOC)
1330 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1331 AC_DEFINE(LISP_FLOAT_TYPE)
1334 #### Report on what we decided to do.
1336 Configured for \`${canonical}'.
1338 Where should the build process find the source code? ${srcdir}
1339 What operating system and machine description files should Emacs use?
1340 \`${opsysfile}' and \`${machfile}'
1341 What compiler should emacs be built with? ${CC} ${CFLAGS}
1342 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1343 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1344 What window system should Emacs use? ${window_system}
1345 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
1347 if test -n "${x_includes}"; then
1348 echo " Where do we find X Windows header files? ${x_includes}"
1350 echo " Where do we find X Windows header files? Standard dirs"
1352 if test -n "${x_libraries}"; then
1353 echo " Where do we find X Windows libraries? ${x_libraries}"
1355 echo " Where do we find X Windows libraries? Standard dirs"
1360 # Remove any trailing slashes in these variables.
1362 test "${prefix}" != NONE &&
1363 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1364 test "${exec_prefix}" != NONE &&
1365 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1366 changequote([, ])dnl
1368 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1369 man/Makefile lwlib/Makefile src/Makefile.in, [
1371 ### Make the necessary directories, if they don't exist.
1372 for dir in cpp etc ; do
1373 test -d ${dir} || mkdir ${dir}
1376 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1377 # after src/config.h is built, since we rely on that file.
1379 changequote(, )dnl The horror, the horror.
1380 # Now get this: Some word that is part of the ${srcdir} directory name
1381 # or the ${configuration} value might, just might, happen to be an
1382 # identifier like `sun4' or `i386' or something, and be predefined by
1383 # the C preprocessor to some helpful value like 1, or maybe the empty
1384 # string. Needless to say consequent macro substitutions are less
1385 # than conducive to the makefile finding the correct directory.
1386 undefs="`echo $top_srcdir $configuration $canonical |
1387 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1388 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1390 changequote([, ])dnl
1392 echo creating lib-src/Makefile
1394 rm -f junk.c junk1.c junk2.c
1395 sed -e '/start of cpp stuff/q' \
1396 < Makefile.in > junk1.c
1397 sed -e '1,/start of cpp stuff/d'\
1398 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1399 < Makefile.in > junk.c
1400 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1401 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1402 cat junk1.c junk2.c > Makefile.new
1403 rm -f junk.c junk1.c junk2.c
1404 chmod 444 Makefile.new
1405 mv -f Makefile.new Makefile
1408 echo creating src/Makefile
1410 rm -f junk.c junk1.c junk2.c
1411 sed -e '/start of cpp stuff/q' \
1412 < Makefile.in > junk1.c
1413 sed -e '1,/start of cpp stuff/d'\
1414 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1415 < Makefile.in > junk.c
1416 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1417 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1418 cat junk1.c junk2.c > Makefile.new
1419 rm -f junk.c junk1.c junk2.c
1420 chmod 444 Makefile.new
1421 mv -f Makefile.new Makefile
1424 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1425 echo creating src/.gdbinit
1426 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1429 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])