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/${version}/etc'
24 [ --with-gcc Use GCC to compile Emacs])
25 AC_ARG_WITH(x-toolkit,
26 [ --with-x-toolkit=KIT Use an X toolkit (KIT = yes/lucid/athena/motif)],
27 [ case "${withval}" in
28 y | ye | yes ) val=athena ;;
30 l | lu | luc | luci | lucid ) val=lucid ;;
31 a | at | ath | athe | athena ) val=athena ;;
32 m | mo | mot | moti | motif ) val=motif ;;
33 dnl These don't currently work.
34 dnl o | op | ope | open | open- | open-l | open-lo \
35 dnl | open-loo | open-look ) val=open-look ;;
37 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
38 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
39 AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
40 which is \`yes', \`no', \`lucid', \`athena', or \`motif'.
41 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
47 #### Make srcdir absolute, if it isn't already. It's important to
48 #### avoid running the path through pwd unnecessary, since pwd can
49 #### give you automounter prefixes, which can go away. We do all this
50 #### so Emacs can find its files when run uninstalled.
54 ## We may be able to use the $PWD environment variable to make this
55 ## absolute. But sometimes PWD is inaccurate.
56 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
60 srcdir="`(cd ${srcdir}; pwd)`"
63 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
66 #### Check if the source directory already has a configured system in it.
67 if test `pwd` != `(cd ${srcdir} && pwd)` \
68 && test -f "${srcdir}/src/config.h" ; then
69 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
70 as a build directory right now; it has been configured in its own
71 right. To configure in another directory as well, you MUST
72 use GNU make. If you do not have GNU make, then you must
73 now do \`make distclean' in ${srcdir},
74 and then run $0 again.])
77 extrasub='/^VPATH[ ]*=/c\
87 #### Given the configuration name, set machfile and opsysfile to the
88 #### names of the m/*.h and s/*.h files we should use.
90 ### Canonicalize the configuration name.
94 configuration=$host_alias
98 ### If you add support for a new configuration, add code to this
99 ### switch statement to recognize your configuration name and select
100 ### the appropriate operating system and machine description files.
102 ### You would hope that you could choose an m/*.h file pretty much
103 ### based on the machine portion of the configuration name, and an s-
104 ### file based on the operating system portion. However, it turns out
105 ### that each m/*.h file is pretty manufacturer-specific - for
106 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
107 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
108 ### machines. So we basically have to have a special case for each
109 ### configuration name.
111 ### As far as handling version numbers on operating systems is
112 ### concerned, make sure things will fail in a fixable way. If
113 ### /etc/MACHINES doesn't say anything about version numbers, be
114 ### prepared to handle anything reasonably. If version numbers
115 ### matter, be sure /etc/MACHINES says something about it.
117 ### Eric Raymond says we should accept strings like "sysvr4" to mean
118 ### "System V Release 4"; he writes, "The old convention encouraged
119 ### confusion between `system' and `release' levels'."
121 machine='' opsys='' unported=no
122 case "${canonical}" in
127 case "${canonical}" in
128 i[345]86-*-netbsd*) machine=intel386 ;;
130 # This is somewhat bogus.
131 machine=hp9000s300 ;;
132 mips-*-netbsd*) machine=pmax ;;
133 ns32k-*-netbsd*) machine=ns32000 ;;
134 sparc-*-netbsd*) machine=sparc ;;
139 arm-acorn-riscix1.1* )
140 machine=acorn opsys=riscix1-1
142 arm-acorn-riscix1.2* | arm-acorn-riscix )
143 machine=acorn opsys=riscix1-2
147 ## Strictly speaking, we need the version of the alliant operating
148 ## system to choose the right machine file, but currently the
149 ## configuration name doesn't tell us enough to choose the right
150 ## one; we need to give alliants their own operating system name to
151 ## do this right. When someone cares, they can help us.
153 machine=alliant4 opsys=bsd4-2
156 machine=alliant-2800 opsys=bsd4-3
160 machine=alpha opsys=osf1
165 machine=altos opsys=usg5-2
170 machine=amdahl opsys=usg5-2-2
173 ## Appallings - I mean, Apollos - running Domain
175 machine=apollo opsys=bsd4-2
178 ## AT&T 3b2, 3b5, 3b15, 3b20
180 machine=att3b opsys=usg5-2-2
183 ## AT&T 3b1 - The Mighty Unix PC!
185 machine=7300 opsys=usg5-2-2
190 machine=ibmrs6000 opsys=aix3-2
195 machine=dpx2 opsys=usg5-3
200 machine=sps7 opsys=usg5-2
203 ## CCI 5/32, 6/32 -- see "Tahoe".
206 ## I don't know what configuration name to use for this; config.sub
207 ## doesn't seem to know anything about it. Hey, Celerity users, get
209 celerity-celerity-bsd* )
210 machine=celerity opsys=bsd4-2
214 ## What operating systems does this chip run that Emacs has been
218 ## We'll use the catch-all code at the bottom to guess the
223 *-convex-bsd* | *-convex-convexos* )
224 machine=convex opsys=bsd4-3
225 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
226 NON_GNU_CPP="cc -E -P"
230 i[345]86-cubix-sysv* )
231 machine=intel386 opsys=usg5-3
235 cydra*-cydrome-sysv* )
236 machine=cydra5 opsys=usg5-3
239 ## Data General AViiON Machines
240 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
241 machine=aviion opsys=dgux5-4r3
243 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
244 machine=aviion opsys=dgux5-4r2
247 machine=aviion opsys=dgux
251 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
252 machine=pmax opsys=bsd4-2
254 mips-dec-ultrix* | mips-dec-bsd* )
255 machine=pmax opsys=bsd4-3
258 machine=pmax opsys=osf1
261 ## Motorola Delta machines
262 m68k-motorola-sysv* | m68000-motorola-sysv* )
263 machine=delta opsys=usg5-3
264 if test -z "`type gnucc | grep 'not found'`"
267 if test -z "`type gcc | grep 'not found'`"
273 m88k-motorola-sysv4* )
274 machine=delta88k opsys=usg5-4
276 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
277 machine=delta88k opsys=usg5-3
282 machine=dual opsys=usg5-2
285 machine=dual opsys=unipl5-2
290 machine=elxsi opsys=usg5-2
295 machine=ns16000 opsys=umax
298 ## The GEC 93 - apparently, this port isn't really finished yet.
300 ## Gould Power Node and NP1
302 machine=gould opsys=bsd4-2
305 machine=gould opsys=bsd4-3
308 machine=gould-np1 opsys=bsd4-3
311 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
312 ## as far as Emacs is concerned).
314 # Build needs to be different on 7.0 and later releases
316 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
317 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
320 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
322 machine=nh3000 opsys=cxux
326 xps*-honeywell-sysv* )
327 machine=xps100 opsys=usg5-2
330 ## HP 9000 series 200 or 300
332 machine=hp9000s300 opsys=bsd4-3
334 ## HP/UX 7, 8 and 9 are supported on these machines.
337 ## Someone's system reports A.B8.05 for this.
338 ## I wonder what other possibilities there are.
339 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
340 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
341 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
342 *) machine=hp9000s300 opsys=hpux ;;
346 ## HP 9000 series 700 and 800, running HP/UX
348 machine=hp800 opsys=hpux
351 machine=hp800 opsys=hpux8
354 machine=hp800 opsys=hpux9shr
357 machine=hp800 opsys=hpux9
360 ## HP 9000 series 700 and 800, running HP/UX
362 ## Cross-compilation? Nah!
364 ## Someone's system reports A.B8.05 for this.
365 ## I wonder what other possibilities there are.
366 *.B8.* ) machine=hp800 opsys=hpux8 ;;
367 *.08.* ) machine=hp800 opsys=hpux8 ;;
368 *.09.* ) machine=hp800 opsys=hpux9 ;;
369 *) machine=hp800 opsys=hpux ;;
375 machine=orion opsys=bsd4-2
378 machine=orion105 opsys=bsd4-2
382 i[345]86-ibm-aix1.1* )
383 machine=ibmps2-aix opsys=usg5-2-2
385 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
386 machine=ibmps2-aix opsys=usg5-3
389 machine=ibm370aix opsys=usg5-3
391 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
392 machine=ibmrs6000 opsys=aix3-1
394 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
395 machine=ibmrs6000 opsys=aix3-2-5
397 rs6000-ibm-aix* | powerpc-ibm-aix* )
398 machine=ibmrs6000 opsys=aix3-2
401 machine=ibmrt opsys=bsd4-3
404 machine=ibmrt opsys=bsd4-2
407 machine=ibmrt opsys=bsd4-3
410 machine=ibmrt opsys=bsd4-2
413 machine=ibmrt opsys=bsd4-3
416 machine=ibmrt opsys=bsd4-3
419 machine=ibmrt-aix opsys=usg5-2-2
422 ## Integrated Solutions `Optimum V'
424 machine=isi-ov opsys=bsd4-2
427 machine=isi-ov opsys=bsd4-3
430 ## Intel 386 machines where we do care about the manufacturer
431 i[345]86-intsys-sysv* )
432 machine=is386 opsys=usg5-2-2
436 i[345]86-prime-sysv* )
437 machine=i386 opsys=usg5-3
440 ## Sequent Symmetry running Dynix
441 i[345]86-sequent-bsd* )
442 machine=symmetry opsys=bsd4-3
445 ## Sequent Symmetry running DYNIX/ptx
446 ## Use the old cpp rather than the newer ANSI one.
447 i[345]86-sequent-ptx* )
448 machine=sequent-ptx opsys=ptx
449 NON_GNU_CPP="/lib/cpp"
452 ## Unspecified sysv on an ncr machine defaults to svr4.2.
453 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
455 machine=intel386 opsys=usg5-4-2
460 machine=i860 opsys=usg5-4
461 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
462 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
467 machine=masscomp opsys=rtu
472 machine=mega68 opsys=bsd4-2
475 ## Workstations sold by MIPS
476 ## This is not necessarily all workstations using the MIPS processor -
477 ## Irises are produced by SGI, and DECstations by DEC.
479 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
480 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
481 ## it gives for choosing between the alternatives seems to be "Use
482 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
483 ## the BSD world." I'll assume that these are instructions for
484 ## handling two odd situations, and that every other situation
485 ## should use mips.h and usg5-2-2, they being listed first.
488 ## Fall through to the general code at the bottom to decide on the OS.
491 machine=mips4 opsys=bsd4-3
492 NON_GNU_CC="cc -systype bsd43"
493 NON_GNU_CPP="cc -systype bsd43 -E"
496 machine=mips opsys=bsd4-3
499 machine=mips opsys=usg5-2-2
503 m68*-next-* | i[345]86-next-* )
504 machine=next opsys=mach2
507 ## The complete machine from National Semiconductor
509 machine=ns32000 opsys=usg5-2
513 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
514 machine=tower32 opsys=usg5-2-2
516 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
517 machine=tower32v3 opsys=usg5-3
522 machine=targon31 opsys=usg5-2-2
527 machine=nu opsys=usg5-2
532 machine=plexus opsys=usg5-2
536 ## I don't really have any idea what sort of processor the Pyramid has,
537 ## so I'm assuming it is its own architecture.
538 pyramid-pyramid-bsd* )
539 machine=pyramid opsys=bsd4-2
543 ns32k-sequent-bsd4.2* )
544 machine=sequent opsys=bsd4-2
546 ns32k-sequent-bsd4.3* )
547 machine=sequent opsys=bsd4-3
552 machine=mips-siemens opsys=usg5-4
553 NON_GNU_CC=/usr/ccs/bin/cc
554 NON_GNU_CPP=/usr/ccs/lib/cpp
557 ## Silicon Graphics machines
558 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
560 machine=irist opsys=iris3-5
562 m68*-sgi-iris3.6* | m68*-sgi-iris*)
563 machine=irist opsys=iris3-6
567 machine=iris4d opsys=irix3-3
570 machine=iris4d opsys=irix5-0
572 mips-sgi-irix4* | mips-sgi-irix* )
573 machine=iris4d opsys=irix4-0
578 machine=news opsys=bsd4-2
581 machine=news opsys=bsd4-3
583 m68*-sony-newsos3* | m68*-sony-news3*)
584 machine=news opsys=bsd4-3
586 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
587 machine=news-risc opsys=bsd4-3
590 machine=news-risc opsys=newsos5
595 machine=stride opsys=usg5-2
599 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
600 case "${canonical}" in
601 m68*-sunos1* ) machine=sun1 ;;
602 m68*-sunos2* ) machine=sun2 ;;
603 m68* ) machine=sun3 ;;
604 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
605 i[345]86-*-* ) machine=intel386 ;;
606 sparc* ) machine=sparc ;;
609 case "${canonical}" in
610 ## The Sun386 didn't get past 4.0.
611 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
612 *-sunos4.0* ) opsys=sunos4-0 ;;
613 *-sunos4.1.3* ) opsys=sunos4-1-3
614 NON_GCC_TEST_OPTIONS=-Bstatic
615 GCC_TEST_OPTIONS=-static
617 *-sunos4shr* ) opsys=sunos4shr ;;
618 *-sunos4* | *-sunos ) opsys=sunos4-1
619 NON_GCC_TEST_OPTIONS=-Bstatic
620 GCC_TEST_OPTIONS=-static
622 *-sunos5.3* | *-solaris2.3* )
624 NON_GNU_CPP=/usr/ccs/lib/cpp
626 *-sunos5.4* | *-solaris2.4* )
628 NON_GNU_CPP=/usr/ccs/lib/cpp
630 *-sunos5* | *-solaris* )
632 NON_GNU_CPP=/usr/ccs/lib/cpp
640 machine=tad68k opsys=usg5-3
644 tahoe-tahoe-bsd4.2* )
645 machine=tahoe opsys=bsd4-2
647 tahoe-tahoe-bsd4.3* )
648 machine=tahoe opsys=bsd4-3
651 ## Tandem Integrity S2
653 machine=tandem-s2 opsys=usg5-3
657 m88k-tektronix-sysv3* )
658 machine=tekxd88 opsys=usg5-3
661 ## Tektronix 16000 box (6130?)
662 ns16k-tektronix-bsd* )
663 machine=ns16000 opsys=bsd4-2
666 ## src/m/tek4300.h hints that this is a m68k machine.
667 m68*-tektronix-bsd* )
668 machine=tek4300 opsys=bsd4-3
672 ## We seem to have lost the machine-description file titan.h!
674 machine=titan opsys=usg5-3
677 ## Ustation E30 (SS5E)
678 m68*-unisys-uniplus* )
679 machine=ustation opsystem=unipl5-2
685 case "${canonical}" in
686 *-bsd4.1* ) opsys=bsd4-1 ;;
687 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
688 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
689 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
690 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
691 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
692 *-vms* ) opsys=vms ;;
698 ns16k-whitechapel-* )
700 ## We don't know what sort of OS runs on these; we'll let the
701 ## operating system guessing code below try.
706 machine=wicat opsys=usg5-2
709 ## Intel 386 machines where we don't care about the manufacturer
712 case "${canonical}" in
713 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
714 *-isc2.2* ) opsys=isc2-2 ;;
715 *-isc4.0* ) opsys=isc4-0 ;;
716 *-isc* ) opsys=isc3-0 ;;
717 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
718 *-esix* ) opsys=esix ;;
719 *-xenix* ) opsys=xenix ;;
720 *-linux* ) opsys=linux ;;
721 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
722 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
723 *-386bsd* ) opsys=386bsd ;;
724 *-freebsd* ) opsys=freebsd ;;
725 *-nextstep* ) opsys=mach2 ;;
726 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
735 ### If the code above didn't choose an operating system, just choose
736 ### an operating system based on the configuration name. You really
737 ### only want to use this when you have no idea what the right
738 ### operating system is; if you know what operating systems a machine
739 ### runs, it's cleaner to make it explicit in the case statement
741 if test x"${opsys}" = x; then
742 case "${canonical}" in
743 *-gnu* ) opsys=gnu ;;
744 *-bsd4.[01] ) opsys=bsd4-1 ;;
745 *-bsd4.2 ) opsys=bsd4-2 ;;
746 *-bsd4.3 ) opsys=bsd4-3 ;;
747 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
748 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
749 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
750 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
751 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
752 *-sysv4.1 | *-sysvr4.1 )
753 NON_GNU_CPP=/usr/lib/cpp
755 *-sysv4.2 | *-sysvr4.2 ) opsys=usg5-4-2 ;;
764 if test $unported = yes; then
765 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
766 Check \`etc/MACHINES' for recognized configuration names.])
769 machfile="m/${machine}.h"
770 opsysfile="s/${opsys}.h"
773 #### Choose a compiler.
774 test -n "$CC" && cc_specified=yes
777 "yes" ) CC="gcc" GCC=yes ;;
782 # On Suns, sometimes $CPP names a directory.
783 if test -n "$CPP" && test -d "$CPP"; then
787 #### Some systems specify a CPP to use unless we are using GCC.
788 #### Now that we know whether we are using GCC, we can decide whether
789 #### to use that one.
790 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
795 #### Some systems specify a CC to use unless we are using GCC.
796 #### Now that we know whether we are using GCC, we can decide whether
797 #### to use that one.
798 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
799 test x$cc_specified != xyes
804 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
806 CC="$CC $GCC_TEST_OPTIONS"
809 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
811 CC="$CC $NON_GCC_TEST_OPTIONS"
814 #### Some other nice autoconf tests. If you add a test here which
815 #### should make an entry in src/config.h, don't forget to add an
816 #### #undef clause to src/config.h.in for autoconf to modify.
818 dnl checks for programs
824 dnl checks for Unix variants
827 dnl checks for header files
828 AC_CHECK_HEADERS(sys/timeb.h sys/time.h unistd.h utime.h)
833 dnl Some systems have utime.h but don't declare the struct anyplace.
834 AC_MSG_CHECKING(for struct utimbuf)
835 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
836 #include <sys/time.h>
839 #ifdef HAVE_SYS_TIME_H
840 #include <sys/time.h>
847 #endif], [static struct utimbuf x; x.actime = x.modtime;],
849 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
852 dnl checks for typedefs
855 AC_MSG_CHECKING(for struct timeval)
856 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
857 #include <sys/time.h>
860 #ifdef HAVE_SYS_TIME_H
861 #include <sys/time.h>
865 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
867 AC_DEFINE(HAVE_TIMEVAL)],
870 dnl checks for structure members
874 dnl checks for compiler characteristics
877 dnl check for Make feature
880 dnl checks for operating system services
881 AC_SYS_LONG_FILE_NAMES
883 #### Choose a window system.
886 if test "$no_x" = yes; then
892 test "${x_libraries}" != NONE && LD_SWITCH_X_SITE="-L${x_libraries}"
893 test "${x_libraries}" != NONE && LD_SWITCH_X_SITE_AUX="-R${x_libraries}"
894 test "${x_includes}" != NONE && C_SWITCH_X_SITE="-I${x_includes}"
896 if test x"${x_includes}" = x; then
897 bitmapdir=/usr/include/X11/bitmaps
899 bitmapdir="${x_includes}/bitmaps"
902 case "${window_system}" in
906 case "${with_x_toolkit}" in
907 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
908 motif ) USE_X_TOOLKIT=MOTIF ;;
909 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
910 * ) USE_X_TOOLKIT=none ;;
919 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
921 ### If we're using X11, we should use the X menu package.
924 yes ) HAVE_X_MENU=yes ;;
927 #### Extract some information from the operating system and machine files.
929 AC_CHECKING([the machine- and system-dependent files to find out
930 - which libraries the lib-src programs will want, and
931 - whether the GNU malloc routines are usable])
933 ### First figure out CFLAGS (which we use for running the compiler here)
934 ### and REAL_CFLAGS (which we use for real compilation).
935 ### The two are the same except on a few systems, where they are made
936 ### different to work around various lossages. For example,
937 ### GCC 2.5 on Linux needs them to be different because it treats -g
938 ### as implying static linking.
940 ### If the CFLAGS env var is specified, we use that value
941 ### instead of the default.
943 ### It's not important that this name contain the PID; you can't run
944 ### two configures in the same directory and have anything work
946 tempcname="conftest.c"
949 #include "'${srcdir}'/src/'${opsysfile}'"
950 #include "'${srcdir}'/src/'${machfile}'"
957 #ifndef C_SWITCH_SYSTEM
958 #define C_SWITCH_SYSTEM
960 #ifndef C_SWITCH_MACHINE
961 #define C_SWITCH_MACHINE
963 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
964 configure___ c_switch_system=C_SWITCH_SYSTEM
965 configure___ c_switch_machine=C_SWITCH_MACHINE
968 #define LIB_X11_LIB -lX11
971 #ifndef LIBX11_MACHINE
972 #define LIBX11_MACHINE
975 #ifndef LIBX11_SYSTEM
976 #define LIBX11_SYSTEM
978 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
981 configure___ unexec=UNEXEC
983 configure___ unexec=unexec.o
987 configure___ system_malloc=yes
989 configure___ system_malloc=no
992 #ifndef C_DEBUG_SWITCH
993 #define C_DEBUG_SWITCH -g
996 #ifndef C_OPTIMIZE_SWITCH
997 #define C_OPTIMIZE_SWITCH -O
1000 #ifdef THIS_IS_CONFIGURE
1002 /* Get the CFLAGS for tests in configure. */
1004 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1006 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1009 #else /* not THIS_IS_CONFIGURE */
1011 /* Get the CFLAGS for real compilation. */
1013 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1015 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1018 #endif /* not THIS_IS_CONFIGURE */
1021 # The value of CPP is a quoted variable reference, so we need to do this
1022 # to get its actual value...
1023 CPP=`eval "echo $CPP"`
1025 eval `${CPP} -Isrc ${tempcname} \
1026 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1027 if test "x$CFLAGS" = x; then
1028 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1029 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1031 REAL_CFLAGS="$CFLAGS"
1033 changequote([, ])dnl
1036 ### Compute the unexec source name from the object name.
1037 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1039 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1040 # Assume not, until told otherwise.
1042 if test "${system_malloc}" = "yes"; then
1045 (The GNU allocators don't work with this system configuration.)"
1048 if test x"${REL_ALLOC}" = x; then
1049 REL_ALLOC=${GNU_MALLOC}
1055 #### Add the libraries to LIBS and check for some functions.
1057 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1060 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1061 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1062 AC_CHECK_LIB(dnet, dnet_ntoa)
1063 dnl This causes -lresolv to get used in subsequent tests,
1064 dnl which causes failures on some systems such as HPUX 9.
1065 dnl AC_CHECK_LIB(resolv, gethostbyname)
1067 dnl FIXME replace main with a function we actually want from this library.
1068 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1070 AC_MSG_CHECKING(for XFree86)
1071 if test -d /usr/X386/include; then
1073 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1077 AC_MSG_RESULT($HAVE_XFREE386)
1079 # We change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1080 # for the tests that follow.
1082 if test "${HAVE_X11}" = "yes"; then
1083 DEFS="$C_SWITCH_X_SITE $DEFS"
1084 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1085 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1086 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1087 XScreenNumberOfScreen XSetWMProtocols)
1090 if test "${USE_X_TOOLKIT}" != "none"; then
1091 AC_MSG_CHECKING(X11 toolkit version)
1092 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1093 [#if XtSpecificationRelease < 6
1096 ], [AC_MSG_RESULT(6)
1097 AC_DEFINE(HAVE_X11XTR6)],
1098 [AC_MSG_RESULT(not 6)])
1101 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1102 AC_MSG_CHECKING(whether netdb declarares h_errno)
1103 AC_TRY_LINK([#include <netdb.h>],
1109 ], [AC_MSG_RESULT(yes)
1110 AC_DEFINE(HAVE_H_ERRNO)],
1111 [AC_MSG_RESULT(no)])
1115 # logb and frexp are found in -lm on most systems.
1116 AC_CHECK_LIB(m, logb)
1117 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1118 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1119 strerror fpathconf select mktime eaccess getpagesize)
1122 AC_CHECK_FUNC(socket, , ok_so_far=no)
1123 if test $ok_so_far = yes; then
1124 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1126 if test $ok_so_far = yes; then
1127 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1129 if test $ok_so_far = yes; then
1130 AC_DEFINE(HAVE_INET_SOCKETS)
1133 if test -f /usr/lpp/X11/bin/smt.exp; then
1134 AC_DEFINE(HAVE_AIX_SMT_EXP)
1137 # Set up the CFLAGS for real compilation, so we can substitute it.
1138 CFLAGS="$REAL_CFLAGS"
1141 #### Find out which version of Emacs this is.
1142 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1143 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1144 changequote([, ])dnl
1145 if test x"${version}" = x; then
1146 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1149 ### Specify what sort of things we'll be editing into Makefile and config.h.
1150 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1152 AC_SUBST(configuration)
1156 AC_SUBST(exec_prefix)
1159 AC_SUBST(sharedstatedir)
1160 AC_SUBST(libexecdir)
1164 AC_SUBST(locallisppath)
1168 AC_SUBST(archlibdir)
1171 AC_SUBST(c_switch_system)
1172 AC_SUBST(c_switch_machine)
1173 AC_SUBST(LD_SWITCH_X_SITE)
1174 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1175 AC_SUBST(C_SWITCH_X_SITE)
1177 AC_SUBST(X_TOOLKIT_TYPE)
1181 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1182 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${config_options}")
1183 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1184 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1185 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1186 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1187 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1188 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1190 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1191 AC_DEFINE(HAVE_X_WINDOWS)
1193 if test "${USE_X_TOOLKIT}" != "none" ; then
1194 AC_DEFINE(USE_X_TOOLKIT)
1196 if test "${HAVE_X11}" = "yes" ; then
1199 if test "${HAVE_XFREE386}" = "yes" ; then
1200 AC_DEFINE(HAVE_XFREE386)
1202 if test "${HAVE_X_MENU}" = "yes" ; then
1203 AC_DEFINE(HAVE_X_MENU)
1205 if test "${GNU_MALLOC}" = "yes" ; then
1206 AC_DEFINE(GNU_MALLOC)
1208 if test "${REL_ALLOC}" = "yes" ; then
1209 AC_DEFINE(REL_ALLOC)
1211 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1212 AC_DEFINE(LISP_FLOAT_TYPE)
1215 #### Report on what we decided to do.
1218 Configured for \`${canonical}'.
1220 Where should the build process find the source code? ${srcdir}
1221 What operating system and machine description files should Emacs use?
1222 \`${opsysfile}' and \`${machfile}'
1223 What compiler should emacs be built with? ${CC} ${CFLAGS}
1224 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1225 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1226 What window system should Emacs use? ${window_system}
1227 What toolkit should Emacs use? ${USE_X_TOOLKIT}${x_includes+
1228 Where do we find X Windows header files? }${x_includes}${x_libraries+
1229 Where do we find X Windows libraries? }${x_libraries}
1233 # Remove any trailing slashes in these variables.
1235 test "${prefix}" != NONE &&
1236 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1237 test "${exec_prefix}" != NONE &&
1238 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1239 changequote([, ])dnl
1241 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1242 lwlib/Makefile src/Makefile.in, [
1244 ### Make the necessary directories, if they don't exist.
1245 for dir in ./src ./lib-src ./cpp ./oldXMenu ./lwlib ./etc ; do
1246 if test ! -d ${dir}; then
1251 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1252 # after src/config.h is built, since we rely on that file.
1254 changequote(, )dnl The horror, the horror.
1255 # Now get this: Some word that is part of the ${srcdir} directory name
1256 # or the ${configuration} value might, just might, happen to be an
1257 # identifier like `sun4' or `i386' or something, and be predefined by
1258 # the C preprocessor to some helpful value like 1, or maybe the empty
1259 # string. Needless to say consequent macro substitutions are less
1260 # than conducive to the makefile finding the correct directory.
1261 undefs="`echo $top_srcdir $configuration $canonical |
1262 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1263 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1265 changequote([, ])dnl
1267 echo creating lib-src/Makefile
1269 rm -f junk.c junk1.c junk2.c
1270 sed -e '/start of cpp stuff/q' \
1271 < Makefile.in > junk1.c
1272 sed -e '1,/start of cpp stuff/d'\
1273 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1274 < Makefile.in > junk.c
1275 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1276 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1277 cat junk1.c junk2.c > Makefile.new
1278 rm -f junk.c junk1.c junk2.c
1279 chmod 444 Makefile.new
1280 mv -f Makefile.new Makefile
1283 echo creating src/Makefile
1285 rm -f junk.c junk1.c junk2.c
1286 sed -e '/start of cpp stuff/q' \
1287 < Makefile.in > junk1.c
1288 sed -e '1,/start of cpp stuff/d'\
1289 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1290 < Makefile.in > junk.c
1291 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1292 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1293 cat junk1.c junk2.c > Makefile.new
1294 rm -f junk.c junk1.c junk2.c
1295 chmod 444 Makefile.new
1296 mv -f Makefile.new Makefile
1298 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])