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 $PWD environment variable to make this
67 ## absolute. But sometimes PWD is inaccurate.
68 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
72 srcdir="`(cd ${srcdir}; pwd)`"
75 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
78 #### Check if the source directory already has a configured system in it.
79 if test `pwd` != `(cd ${srcdir} && pwd)` \
80 && test -f "${srcdir}/src/config.h" ; then
81 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
82 as a build directory right now; it has been configured in its own
83 right. To configure in another directory as well, you MUST
84 use GNU make. If you do not have GNU make, then you must
85 now do \`make distclean' in ${srcdir},
86 and then run $0 again.])
89 extrasub='/^VPATH[ ]*=/c\
99 #### Given the configuration name, set machfile and opsysfile to the
100 #### names of the m/*.h and s/*.h files we should use.
102 ### Canonicalize the configuration name.
106 configuration=$host_alias
110 ### If you add support for a new configuration, add code to this
111 ### switch statement to recognize your configuration name and select
112 ### the appropriate operating system and machine description files.
114 ### You would hope that you could choose an m/*.h file pretty much
115 ### based on the machine portion of the configuration name, and an s-
116 ### file based on the operating system portion. However, it turns out
117 ### that each m/*.h file is pretty manufacturer-specific - for
118 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
119 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
120 ### machines. So we basically have to have a special case for each
121 ### configuration name.
123 ### As far as handling version numbers on operating systems is
124 ### concerned, make sure things will fail in a fixable way. If
125 ### /etc/MACHINES doesn't say anything about version numbers, be
126 ### prepared to handle anything reasonably. If version numbers
127 ### matter, be sure /etc/MACHINES says something about it.
129 ### Eric Raymond says we should accept strings like "sysvr4" to mean
130 ### "System V Release 4"; he writes, "The old convention encouraged
131 ### confusion between `system' and `release' levels'."
133 machine='' opsys='' unported=no
134 case "${canonical}" in
139 case "${canonical}" in
140 i[345]86-*-netbsd*) machine=intel386 ;;
142 # This is somewhat bogus.
143 machine=hp9000s300 ;;
144 mips-*-netbsd*) machine=pmax ;;
145 ns32k-*-netbsd*) machine=ns32000 ;;
146 sparc-*-netbsd*) machine=sparc ;;
151 arm-acorn-riscix1.1* )
152 machine=acorn opsys=riscix1-1
154 arm-acorn-riscix1.2* | arm-acorn-riscix )
155 machine=acorn opsys=riscix1-2
159 ## Strictly speaking, we need the version of the alliant operating
160 ## system to choose the right machine file, but currently the
161 ## configuration name doesn't tell us enough to choose the right
162 ## one; we need to give alliants their own operating system name to
163 ## do this right. When someone cares, they can help us.
165 machine=alliant4 opsys=bsd4-2
168 machine=alliant-2800 opsys=bsd4-3
172 machine=alpha opsys=osf1
177 machine=altos opsys=usg5-2
182 machine=amdahl opsys=usg5-2-2
185 ## Appallings - I mean, Apollos - running Domain
187 machine=apollo opsys=domain NON_GNU_CPP=/usr/lib/cpp
190 ## AT&T 3b2, 3b5, 3b15, 3b20
192 machine=att3b opsys=usg5-2-2
195 ## AT&T 3b1 - The Mighty Unix PC!
197 machine=7300 opsys=usg5-2-2
202 machine=ibmrs6000 opsys=aix3-2
207 machine=dpx2 opsys=usg5-3
212 machine=sps7 opsys=usg5-2
215 ## CCI 5/32, 6/32 -- see "Tahoe".
218 ## I don't know what configuration name to use for this; config.sub
219 ## doesn't seem to know anything about it. Hey, Celerity users, get
221 celerity-celerity-bsd* )
222 machine=celerity opsys=bsd4-2
226 ## What operating systems does this chip run that Emacs has been
230 ## We'll use the catch-all code at the bottom to guess the
235 *-convex-bsd* | *-convex-convexos* )
236 machine=convex opsys=bsd4-3
237 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
238 NON_GNU_CPP="cc -E -P"
242 i[345]86-cubix-sysv* )
243 machine=intel386 opsys=usg5-3
247 cydra*-cydrome-sysv* )
248 machine=cydra5 opsys=usg5-3
251 ## Data General AViiON Machines
252 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
253 machine=aviion opsys=dgux5-4r3
255 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
256 machine=aviion opsys=dgux5-4r2
259 machine=aviion opsys=dgux
263 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
264 machine=pmax opsys=bsd4-2
266 mips-dec-ultrix* | mips-dec-bsd* )
267 machine=pmax opsys=bsd4-3
270 machine=pmax opsys=osf1
273 ## Motorola Delta machines
274 m68k-motorola-sysv* | m68000-motorola-sysv* )
275 machine=delta opsys=usg5-3
276 if test -z "`type gnucc | grep 'not found'`"
279 if test -z "`type gcc | grep 'not found'`"
285 m88k-motorola-sysv4* )
286 machine=delta88k opsys=usg5-4
288 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
289 machine=delta88k opsys=usg5-3
294 machine=dual opsys=usg5-2
297 machine=dual opsys=unipl5-2
302 machine=elxsi opsys=usg5-2
307 machine=ns16000 opsys=umax
310 ## The GEC 93 - apparently, this port isn't really finished yet.
312 ## Gould Power Node and NP1
314 machine=gould opsys=bsd4-2
317 machine=gould opsys=bsd4-3
320 machine=gould-np1 opsys=bsd4-3
323 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
324 ## as far as Emacs is concerned).
326 # Build needs to be different on 7.0 and later releases
328 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
329 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
332 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
334 machine=nh3000 opsys=cxux
338 xps*-honeywell-sysv* )
339 machine=xps100 opsys=usg5-2
342 ## HP 9000 series 200 or 300
344 machine=hp9000s300 opsys=bsd4-3
346 ## HP/UX 7, 8 and 9 are supported on these machines.
349 ## Someone's system reports A.B8.05 for this.
350 ## I wonder what other possibilities there are.
351 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
352 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
353 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
354 *) machine=hp9000s300 opsys=hpux ;;
358 ## HP 9000 series 700 and 800, running HP/UX
360 machine=hp800 opsys=hpux
363 machine=hp800 opsys=hpux8
366 machine=hp800 opsys=hpux9shr
369 machine=hp800 opsys=hpux9
372 ## HP 9000 series 700 and 800, running HP/UX
374 ## Cross-compilation? Nah!
376 ## Someone's system reports A.B8.05 for this.
377 ## I wonder what other possibilities there are.
378 *.B8.* ) machine=hp800 opsys=hpux8 ;;
379 *.08.* ) machine=hp800 opsys=hpux8 ;;
380 *.09.* ) machine=hp800 opsys=hpux9 ;;
381 *) machine=hp800 opsys=hpux ;;
387 machine=orion opsys=bsd4-2
390 machine=orion105 opsys=bsd4-2
394 i[345]86-ibm-aix1.1* )
395 machine=ibmps2-aix opsys=usg5-2-2
397 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
398 machine=ibmps2-aix opsys=usg5-3
401 machine=ibm370aix opsys=usg5-3
403 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
404 machine=ibmrs6000 opsys=aix3-1
406 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
407 machine=ibmrs6000 opsys=aix3-2-5
409 rs6000-ibm-aix* | powerpc-ibm-aix* )
410 machine=ibmrs6000 opsys=aix3-2
413 machine=ibmrt opsys=bsd4-3
416 machine=ibmrt opsys=bsd4-2
419 machine=ibmrt opsys=bsd4-3
422 machine=ibmrt opsys=bsd4-2
425 machine=ibmrt opsys=bsd4-3
428 machine=ibmrt opsys=bsd4-3
431 machine=ibmrt-aix opsys=usg5-2-2
434 ## Integrated Solutions `Optimum V'
436 machine=isi-ov opsys=bsd4-2
439 machine=isi-ov opsys=bsd4-3
442 ## Intel 386 machines where we do care about the manufacturer
443 i[345]86-intsys-sysv* )
444 machine=is386 opsys=usg5-2-2
448 i[345]86-prime-sysv* )
449 machine=i386 opsys=usg5-3
452 ## Sequent Symmetry running Dynix
453 i[345]86-sequent-bsd* )
454 machine=symmetry opsys=bsd4-3
457 ## Sequent Symmetry running DYNIX/ptx
458 ## Use the old cpp rather than the newer ANSI one.
459 i[345]86-sequent-ptx* )
460 machine=sequent-ptx opsys=ptx
461 NON_GNU_CPP="/lib/cpp"
464 ## Unspecified sysv on an ncr machine defaults to svr4.2.
465 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
467 machine=intel386 opsys=usg5-4-2
470 ## Intel Paragon OSF/1
472 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
477 machine=i860 opsys=usg5-4
478 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
479 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
484 machine=masscomp opsys=rtu
489 machine=mega68 opsys=bsd4-2
492 ## Workstations sold by MIPS
493 ## This is not necessarily all workstations using the MIPS processor -
494 ## Irises are produced by SGI, and DECstations by DEC.
496 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
497 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
498 ## it gives for choosing between the alternatives seems to be "Use
499 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
500 ## the BSD world." I'll assume that these are instructions for
501 ## handling two odd situations, and that every other situation
502 ## should use mips.h and usg5-2-2, they being listed first.
505 ## Fall through to the general code at the bottom to decide on the OS.
508 machine=mips4 opsys=bsd4-3
509 NON_GNU_CC="cc -systype bsd43"
510 NON_GNU_CPP="cc -systype bsd43 -E"
513 machine=mips opsys=bsd4-3
516 machine=mips opsys=usg5-2-2
520 m68*-next-* | i[345]86-next-* )
521 machine=next opsys=mach2
524 ## The complete machine from National Semiconductor
526 machine=ns32000 opsys=usg5-2
530 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
531 machine=tower32 opsys=usg5-2-2
533 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
534 machine=tower32v3 opsys=usg5-3
539 machine=targon31 opsys=usg5-2-2
544 machine=nu opsys=usg5-2
549 machine=plexus opsys=usg5-2
553 ## I don't really have any idea what sort of processor the Pyramid has,
554 ## so I'm assuming it is its own architecture.
555 pyramid-pyramid-bsd* )
556 machine=pyramid opsys=bsd4-2
560 ns32k-sequent-bsd4.2* )
561 machine=sequent opsys=bsd4-2
563 ns32k-sequent-bsd4.3* )
564 machine=sequent opsys=bsd4-3
569 machine=mips-siemens opsys=usg5-4
570 NON_GNU_CC=/usr/ccs/bin/cc
571 NON_GNU_CPP=/usr/ccs/lib/cpp
574 ## Silicon Graphics machines
575 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
577 machine=irist opsys=iris3-5
579 m68*-sgi-iris3.6* | m68*-sgi-iris*)
580 machine=irist opsys=iris3-6
584 machine=iris4d opsys=irix3-3
587 machine=iris4d opsys=irix4-0
589 mips-sgi-irix5.[01]* )
590 machine=iris4d opsys=irix5-0
592 mips-sgi-irix5* | mips-sgi-irix* )
593 machine=iris4d opsys=irix5-2
598 machine=news opsys=bsd4-2
601 machine=news opsys=bsd4-3
603 m68*-sony-newsos3* | m68*-sony-news3*)
604 machine=news opsys=bsd4-3
606 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
607 machine=news-risc opsys=bsd4-3
610 machine=news-risc opsys=newsos5
615 machine=stride opsys=usg5-2
619 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
620 case "${canonical}" in
621 m68*-sunos1* ) machine=sun1 ;;
622 m68*-sunos2* ) machine=sun2 ;;
623 m68* ) machine=sun3 ;;
624 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
625 i[345]86-*-* ) machine=intel386 ;;
626 sparc* ) machine=sparc ;;
629 case "${canonical}" in
630 ## The Sun386 didn't get past 4.0.
631 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
632 *-sunos4.0* ) opsys=sunos4-0 ;;
633 *-sunos4.1.3* ) opsys=sunos4-1-3
634 NON_GCC_TEST_OPTIONS=-Bstatic
635 GCC_TEST_OPTIONS=-static
637 *-sunos4shr* ) opsys=sunos4shr ;;
638 *-sunos4* | *-sunos ) opsys=sunos4-1
639 NON_GCC_TEST_OPTIONS=-Bstatic
640 GCC_TEST_OPTIONS=-static
642 *-sunos5.3* | *-solaris2.3* )
644 NON_GNU_CPP=/usr/ccs/lib/cpp
646 *-sunos5.4* | *-solaris2.4* )
648 NON_GNU_CPP=/usr/ccs/lib/cpp
650 *-sunos5* | *-solaris* )
652 NON_GNU_CPP=/usr/ccs/lib/cpp
660 machine=tad68k opsys=usg5-3
664 tahoe-tahoe-bsd4.2* )
665 machine=tahoe opsys=bsd4-2
667 tahoe-tahoe-bsd4.3* )
668 machine=tahoe opsys=bsd4-3
671 ## Tandem Integrity S2
673 machine=tandem-s2 opsys=usg5-3
677 m88k-tektronix-sysv3* )
678 machine=tekxd88 opsys=usg5-3
681 ## Tektronix 16000 box (6130?)
682 ns16k-tektronix-bsd* )
683 machine=ns16000 opsys=bsd4-2
686 ## src/m/tek4300.h hints that this is a m68k machine.
687 m68*-tektronix-bsd* )
688 machine=tek4300 opsys=bsd4-3
692 ## We seem to have lost the machine-description file titan.h!
694 machine=titan opsys=usg5-3
697 ## Ustation E30 (SS5E)
698 m68*-unisys-uniplus* )
699 machine=ustation opsystem=unipl5-2
705 case "${canonical}" in
706 *-bsd4.1* ) opsys=bsd4-1 ;;
707 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
708 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
709 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
710 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
711 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
712 *-vms* ) opsys=vms ;;
718 ns16k-whitechapel-* )
720 ## We don't know what sort of OS runs on these; we'll let the
721 ## operating system guessing code below try.
726 machine=wicat opsys=usg5-2
729 ## Intel 386 machines where we don't care about the manufacturer
732 case "${canonical}" in
733 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
734 *-isc2.2* ) opsys=isc2-2 ;;
735 *-isc4.0* ) opsys=isc4-0 ;;
736 *-isc* ) opsys=isc3-0 ;;
737 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
738 *-esix* ) opsys=esix ;;
739 *-xenix* ) opsys=xenix ;;
740 *-linux* ) opsys=linux ;;
741 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
742 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
743 *-386bsd* ) opsys=386bsd ;;
744 *-freebsd* ) opsys=freebsd ;;
745 *-nextstep* ) opsys=mach2 ;;
746 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
755 ### If the code above didn't choose an operating system, just choose
756 ### an operating system based on the configuration name. You really
757 ### only want to use this when you have no idea what the right
758 ### operating system is; if you know what operating systems a machine
759 ### runs, it's cleaner to make it explicit in the case statement
761 if test x"${opsys}" = x; then
762 case "${canonical}" in
763 *-gnu* ) opsys=gnu ;;
764 *-bsd4.[01] ) opsys=bsd4-1 ;;
765 *-bsd4.2 ) opsys=bsd4-2 ;;
766 *-bsd4.3 ) opsys=bsd4-3 ;;
767 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
768 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
769 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
770 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
771 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
772 *-sysv4.1 | *-sysvr4.1 )
773 NON_GNU_CPP=/usr/lib/cpp
775 *-sysv4.2 | *-sysvr4.2 ) opsys=usg5-4-2 ;;
784 if test $unported = yes; then
785 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
786 Check \`etc/MACHINES' for recognized configuration names.])
789 machfile="m/${machine}.h"
790 opsysfile="s/${opsys}.h"
793 #### Choose a compiler.
794 test -n "$CC" && cc_specified=yes
797 "yes" ) CC="gcc" GCC=yes ;;
802 # On Suns, sometimes $CPP names a directory.
803 if test -n "$CPP" && test -d "$CPP"; then
807 #### Some systems specify a CPP to use unless we are using GCC.
808 #### Now that we know whether we are using GCC, we can decide whether
809 #### to use that one.
810 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
815 #### Some systems specify a CC to use unless we are using GCC.
816 #### Now that we know whether we are using GCC, we can decide whether
817 #### to use that one.
818 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
819 test x$cc_specified != xyes
824 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
826 CC="$CC $GCC_TEST_OPTIONS"
829 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
831 CC="$CC $NON_GCC_TEST_OPTIONS"
834 #### Some other nice autoconf tests. If you add a test here which
835 #### should make an entry in src/config.h, don't forget to add an
836 #### #undef clause to src/config.h.in for autoconf to modify.
838 dnl checks for programs
844 dnl checks for Unix variants
847 dnl checks for header files
848 AC_CHECK_HEADERS(sys/timeb.h sys/time.h unistd.h utime.h)
853 dnl Some systems have utime.h but don't declare the struct anyplace.
854 AC_MSG_CHECKING(for struct utimbuf)
855 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
856 #include <sys/time.h>
859 #ifdef HAVE_SYS_TIME_H
860 #include <sys/time.h>
867 #endif], [static struct utimbuf x; x.actime = x.modtime;],
869 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
872 dnl checks for typedefs
875 AC_MSG_CHECKING(for struct timeval)
876 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
877 #include <sys/time.h>
880 #ifdef HAVE_SYS_TIME_H
881 #include <sys/time.h>
885 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
887 AC_DEFINE(HAVE_TIMEVAL)],
890 dnl checks for structure members
894 dnl checks for compiler characteristics
897 dnl check for Make feature
900 dnl checks for operating system services
901 AC_SYS_LONG_FILE_NAMES
903 #### Choose a window system.
906 if test "$no_x" = yes; then
912 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
913 LD_SWITCH_X_SITE="-L${x_libraries}"
914 LD_SWITCH_X_SITE_AUX="-R${x_libraries}"
916 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
917 C_SWITCH_X_SITE="-I${x_includes}"
920 if test x"${x_includes}" = x; then
921 bitmapdir=/usr/include/X11/bitmaps
923 bitmapdir="${x_includes}/bitmaps"
926 case "${window_system}" in
930 case "${with_x_toolkit}" in
931 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
932 motif ) USE_X_TOOLKIT=MOTIF ;;
933 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
934 * ) USE_X_TOOLKIT=none ;;
943 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
945 ### If we're using X11, we should use the X menu package.
948 yes ) HAVE_X_MENU=yes ;;
951 #### Extract some information from the operating system and machine files.
953 AC_CHECKING([the machine- and system-dependent files to find out
954 - which libraries the lib-src programs will want, and
955 - whether the GNU malloc routines are usable])
957 ### First figure out CFLAGS (which we use for running the compiler here)
958 ### and REAL_CFLAGS (which we use for real compilation).
959 ### The two are the same except on a few systems, where they are made
960 ### different to work around various lossages. For example,
961 ### GCC 2.5 on Linux needs them to be different because it treats -g
962 ### as implying static linking.
964 ### If the CFLAGS env var is specified, we use that value
965 ### instead of the default.
967 ### It's not important that this name contain the PID; you can't run
968 ### two configures in the same directory and have anything work
970 tempcname="conftest.c"
973 #include "'${srcdir}'/src/'${opsysfile}'"
974 #include "'${srcdir}'/src/'${machfile}'"
981 #ifndef C_SWITCH_SYSTEM
982 #define C_SWITCH_SYSTEM
984 #ifndef C_SWITCH_MACHINE
985 #define C_SWITCH_MACHINE
987 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
988 configure___ c_switch_system=C_SWITCH_SYSTEM
989 configure___ c_switch_machine=C_SWITCH_MACHINE
992 #define LIB_X11_LIB -lX11
995 #ifndef LIBX11_MACHINE
996 #define LIBX11_MACHINE
999 #ifndef LIBX11_SYSTEM
1000 #define LIBX11_SYSTEM
1002 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1005 configure___ unexec=UNEXEC
1007 configure___ unexec=unexec.o
1010 #ifdef SYSTEM_MALLOC
1011 configure___ system_malloc=yes
1013 configure___ system_malloc=no
1016 #ifndef C_DEBUG_SWITCH
1017 #define C_DEBUG_SWITCH -g
1020 #ifndef C_OPTIMIZE_SWITCH
1021 #define C_OPTIMIZE_SWITCH -O
1024 #ifdef THIS_IS_CONFIGURE
1026 /* Get the CFLAGS for tests in configure. */
1028 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1030 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1033 #else /* not THIS_IS_CONFIGURE */
1035 /* Get the CFLAGS for real compilation. */
1037 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1039 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1042 #endif /* not THIS_IS_CONFIGURE */
1045 # The value of CPP is a quoted variable reference, so we need to do this
1046 # to get its actual value...
1047 CPP=`eval "echo $CPP"`
1049 eval `${CPP} -Isrc ${tempcname} \
1050 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1051 if test "x$CFLAGS" = x; then
1052 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1053 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1055 REAL_CFLAGS="$CFLAGS"
1057 changequote([, ])dnl
1060 ### Compute the unexec source name from the object name.
1061 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1063 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1064 # Assume not, until told otherwise.
1066 if test "${system_malloc}" = "yes"; then
1069 (The GNU allocators don't work with this system configuration.)"
1072 if test x"${REL_ALLOC}" = x; then
1073 REL_ALLOC=${GNU_MALLOC}
1079 #### Add the libraries to LIBS and check for some functions.
1081 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1084 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1085 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1086 AC_CHECK_LIB(dnet, dnet_ntoa)
1087 dnl This causes -lresolv to get used in subsequent tests,
1088 dnl which causes failures on some systems such as HPUX 9.
1089 dnl AC_CHECK_LIB(resolv, gethostbyname)
1091 dnl FIXME replace main with a function we actually want from this library.
1092 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1094 AC_MSG_CHECKING(for XFree86)
1095 if test -d /usr/X386/include; then
1097 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1101 AC_MSG_RESULT($HAVE_XFREE386)
1103 # We change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1104 # for the tests that follow.
1106 if test "${HAVE_X11}" = "yes"; then
1107 DEFS="$C_SWITCH_X_SITE $DEFS"
1108 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1109 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1110 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1111 XScreenNumberOfScreen XSetWMProtocols)
1114 if test "${USE_X_TOOLKIT}" != "none"; then
1115 AC_MSG_CHECKING(X11 toolkit version)
1116 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1117 [#if XtSpecificationRelease < 6
1120 ], [AC_MSG_RESULT(6)
1121 AC_DEFINE(HAVE_X11XTR6)],
1122 [AC_MSG_RESULT(not 6)])
1125 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1126 AC_MSG_CHECKING(whether netdb declarares h_errno)
1127 AC_TRY_LINK([#include <netdb.h>],
1130 AC_DEFINE(HAVE_H_ERRNO)],
1131 [AC_MSG_RESULT(no)])
1135 # logb and frexp are found in -lm on most systems.
1136 AC_CHECK_LIB(m, logb)
1137 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1138 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1139 strerror fpathconf select mktime eaccess getpagesize)
1142 AC_CHECK_FUNC(socket, , ok_so_far=no)
1143 if test $ok_so_far = yes; then
1144 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1146 if test $ok_so_far = yes; then
1147 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1149 if test $ok_so_far = yes; then
1150 AC_DEFINE(HAVE_INET_SOCKETS)
1153 if test -f /usr/lpp/X11/bin/smt.exp; then
1154 AC_DEFINE(HAVE_AIX_SMT_EXP)
1157 # Set up the CFLAGS for real compilation, so we can substitute it.
1158 CFLAGS="$REAL_CFLAGS"
1161 #### Find out which version of Emacs this is.
1162 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1163 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1164 changequote([, ])dnl
1165 if test x"${version}" = x; then
1166 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1169 ### Specify what sort of things we'll be editing into Makefile and config.h.
1170 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1172 AC_SUBST(configuration)
1176 AC_SUBST(exec_prefix)
1179 AC_SUBST(sharedstatedir)
1180 AC_SUBST(libexecdir)
1184 AC_SUBST(locallisppath)
1188 AC_SUBST(archlibdir)
1191 AC_SUBST(c_switch_system)
1192 AC_SUBST(c_switch_machine)
1193 AC_SUBST(LD_SWITCH_X_SITE)
1194 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1195 AC_SUBST(C_SWITCH_X_SITE)
1197 AC_SUBST(X_TOOLKIT_TYPE)
1201 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1202 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${config_options}")
1203 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1204 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1205 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1206 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1207 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1208 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1210 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1211 AC_DEFINE(HAVE_X_WINDOWS)
1213 if test "${USE_X_TOOLKIT}" != "none" ; then
1214 AC_DEFINE(USE_X_TOOLKIT)
1216 if test "${HAVE_X11}" = "yes" ; then
1219 if test "${HAVE_XFREE386}" = "yes" ; then
1220 AC_DEFINE(HAVE_XFREE386)
1222 if test "${HAVE_X_MENU}" = "yes" ; then
1223 AC_DEFINE(HAVE_X_MENU)
1225 if test "${GNU_MALLOC}" = "yes" ; then
1226 AC_DEFINE(GNU_MALLOC)
1228 if test "${REL_ALLOC}" = "yes" ; then
1229 AC_DEFINE(REL_ALLOC)
1231 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1232 AC_DEFINE(LISP_FLOAT_TYPE)
1235 #### Report on what we decided to do.
1238 Configured for \`${canonical}'.
1240 Where should the build process find the source code? ${srcdir}
1241 What operating system and machine description files should Emacs use?
1242 \`${opsysfile}' and \`${machfile}'
1243 What compiler should emacs be built with? ${CC} ${CFLAGS}
1244 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1245 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1246 What window system should Emacs use? ${window_system}
1247 What toolkit should Emacs use? ${USE_X_TOOLKIT}${x_includes+
1248 Where do we find X Windows header files? }${x_includes}${x_libraries+
1249 Where do we find X Windows libraries? }${x_libraries}
1253 # Remove any trailing slashes in these variables.
1255 test "${prefix}" != NONE &&
1256 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1257 test "${exec_prefix}" != NONE &&
1258 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1259 changequote([, ])dnl
1261 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1262 man/Makefile lwlib/Makefile src/Makefile.in, [
1264 ### Make the necessary directories, if they don't exist.
1265 for dir in ./src ./lib-src ./cpp ./oldXMenu ./lwlib ./etc ./man ; do
1266 if test ! -d ${dir}; then
1271 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1272 # after src/config.h is built, since we rely on that file.
1274 changequote(, )dnl The horror, the horror.
1275 # Now get this: Some word that is part of the ${srcdir} directory name
1276 # or the ${configuration} value might, just might, happen to be an
1277 # identifier like `sun4' or `i386' or something, and be predefined by
1278 # the C preprocessor to some helpful value like 1, or maybe the empty
1279 # string. Needless to say consequent macro substitutions are less
1280 # than conducive to the makefile finding the correct directory.
1281 undefs="`echo $top_srcdir $configuration $canonical |
1282 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1283 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1285 changequote([, ])dnl
1287 echo creating lib-src/Makefile
1289 rm -f junk.c junk1.c junk2.c
1290 sed -e '/start of cpp stuff/q' \
1291 < Makefile.in > junk1.c
1292 sed -e '1,/start of cpp stuff/d'\
1293 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1294 < Makefile.in > junk.c
1295 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1296 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1297 cat junk1.c junk2.c > Makefile.new
1298 rm -f junk.c junk1.c junk2.c
1299 chmod 444 Makefile.new
1300 mv -f Makefile.new Makefile
1303 echo creating src/Makefile
1305 rm -f junk.c junk1.c junk2.c
1306 sed -e '/start of cpp stuff/q' \
1307 < Makefile.in > junk1.c
1308 sed -e '1,/start of cpp stuff/d'\
1309 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1310 < Makefile.in > junk.c
1311 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1312 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1313 cat junk1.c junk2.c > Makefile.new
1314 rm -f junk.c junk1.c junk2.c
1315 chmod 444 Makefile.new
1316 mv -f Makefile.new Makefile
1318 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])