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 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
287 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
288 # I hope there are not other 4.0 versions for this machine
289 # which really need usg5-4 instead.
290 machine=delta88k opsys=usg5-4-2
292 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
293 machine=delta88k opsys=usg5-3
298 machine=dual opsys=usg5-2
301 machine=dual opsys=unipl5-2
306 machine=elxsi opsys=usg5-2
311 machine=ns16000 opsys=umax
314 ## The GEC 93 - apparently, this port isn't really finished yet.
316 ## Gould Power Node and NP1
318 machine=gould opsys=bsd4-2
321 machine=gould opsys=bsd4-3
324 machine=gould-np1 opsys=bsd4-3
327 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
328 ## as far as Emacs is concerned).
330 # Build needs to be different on 7.0 and later releases
332 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
333 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
336 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
338 machine=nh3000 opsys=cxux
342 xps*-honeywell-sysv* )
343 machine=xps100 opsys=usg5-2
346 ## HP 9000 series 200 or 300
348 machine=hp9000s300 opsys=bsd4-3
350 ## HP/UX 7, 8 and 9 are supported on these machines.
353 ## Someone's system reports A.B8.05 for this.
354 ## I wonder what other possibilities there are.
355 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
356 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
357 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
358 *) machine=hp9000s300 opsys=hpux ;;
362 ## HP 9000 series 700 and 800, running HP/UX
364 machine=hp800 opsys=hpux
367 machine=hp800 opsys=hpux8
370 machine=hp800 opsys=hpux9shr
373 machine=hp800 opsys=hpux9
376 ## HP 9000 series 700 and 800, running HP/UX
378 ## Cross-compilation? Nah!
380 ## Someone's system reports A.B8.05 for this.
381 ## I wonder what other possibilities there are.
382 *.B8.* ) machine=hp800 opsys=hpux8 ;;
383 *.08.* ) machine=hp800 opsys=hpux8 ;;
384 *.09.* ) machine=hp800 opsys=hpux9 ;;
385 *) machine=hp800 opsys=hpux ;;
391 machine=orion opsys=bsd4-2
394 machine=orion105 opsys=bsd4-2
398 i[345]86-ibm-aix1.1* )
399 machine=ibmps2-aix opsys=usg5-2-2
401 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
402 machine=ibmps2-aix opsys=usg5-3
405 machine=ibm370aix opsys=usg5-3
407 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
408 machine=ibmrs6000 opsys=aix3-1
410 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
411 machine=ibmrs6000 opsys=aix3-2-5
413 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
414 machine=ibmrs6000 opsys=aix4-1
416 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
417 machine=ibmrs6000 opsys=aix4
419 rs6000-ibm-aix* | powerpc-ibm-aix* )
420 machine=ibmrs6000 opsys=aix3-2
423 machine=ibmrt opsys=bsd4-3
426 machine=ibmrt opsys=bsd4-2
429 machine=ibmrt opsys=bsd4-3
432 machine=ibmrt opsys=bsd4-2
435 machine=ibmrt opsys=bsd4-3
438 machine=ibmrt opsys=bsd4-3
441 machine=ibmrt-aix opsys=usg5-2-2
444 ## Integrated Solutions `Optimum V'
446 machine=isi-ov opsys=bsd4-2
449 machine=isi-ov opsys=bsd4-3
452 ## Intel 386 machines where we do care about the manufacturer
453 i[345]86-intsys-sysv* )
454 machine=is386 opsys=usg5-2-2
458 i[345]86-prime-sysv* )
459 machine=i386 opsys=usg5-3
462 ## Sequent Symmetry running Dynix
463 i[345]86-sequent-bsd* )
464 machine=symmetry opsys=bsd4-3
467 ## Sequent Symmetry running DYNIX/ptx
468 ## Use the old cpp rather than the newer ANSI one.
469 i[345]86-sequent-ptx* )
470 machine=sequent-ptx opsys=ptx
471 NON_GNU_CPP="/lib/cpp"
474 ## Unspecified sysv on an ncr machine defaults to svr4.2.
475 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
477 machine=intel386 opsys=usg5-4-2
480 ## Intel Paragon OSF/1
482 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
487 machine=i860 opsys=usg5-4
488 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
489 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
494 machine=masscomp opsys=rtu
499 machine=mega68 opsys=bsd4-2
502 ## Workstations sold by MIPS
503 ## This is not necessarily all workstations using the MIPS processor -
504 ## Irises are produced by SGI, and DECstations by DEC.
506 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
507 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
508 ## it gives for choosing between the alternatives seems to be "Use
509 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
510 ## the BSD world." I'll assume that these are instructions for
511 ## handling two odd situations, and that every other situation
512 ## should use mips.h and usg5-2-2, they being listed first.
515 ## Fall through to the general code at the bottom to decide on the OS.
518 machine=mips4 opsys=bsd4-3
519 NON_GNU_CC="cc -systype bsd43"
520 NON_GNU_CPP="cc -systype bsd43 -E"
523 machine=mips opsys=bsd4-3
526 machine=mips opsys=usg5-2-2
530 m68*-next-* | i[345]86-next-* )
531 machine=next opsys=mach2
534 ## The complete machine from National Semiconductor
536 machine=ns32000 opsys=usg5-2
540 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
541 machine=tower32 opsys=usg5-2-2
543 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
544 machine=tower32v3 opsys=usg5-3
549 machine=targon31 opsys=usg5-2-2
554 machine=nu opsys=usg5-2
559 machine=plexus opsys=usg5-2
563 ## I don't really have any idea what sort of processor the Pyramid has,
564 ## so I'm assuming it is its own architecture.
565 pyramid-pyramid-bsd* )
566 machine=pyramid opsys=bsd4-2
570 ns32k-sequent-bsd4.2* )
571 machine=sequent opsys=bsd4-2
573 ns32k-sequent-bsd4.3* )
574 machine=sequent opsys=bsd4-3
579 machine=mips-siemens opsys=usg5-4
580 NON_GNU_CC=/usr/ccs/bin/cc
581 NON_GNU_CPP=/usr/ccs/lib/cpp
584 ## Silicon Graphics machines
585 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
587 machine=irist opsys=iris3-5
589 m68*-sgi-iris3.6* | m68*-sgi-iris*)
590 machine=irist opsys=iris3-6
594 machine=iris4d opsys=irix3-3
597 machine=iris4d opsys=irix4-0
600 machine=iris4d opsys=irix6-0
602 mips-sgi-irix5.[01]* )
603 machine=iris4d opsys=irix5-0
605 mips-sgi-irix5* | mips-sgi-irix* )
606 machine=iris4d opsys=irix5-2
611 machine=news opsys=bsd4-2
614 machine=news opsys=bsd4-3
616 m68*-sony-newsos3* | m68*-sony-news3*)
617 machine=news opsys=bsd4-3
619 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
620 machine=news-risc opsys=bsd4-3
623 machine=news-risc opsys=newsos5
628 machine=stride opsys=usg5-2
632 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
633 case "${canonical}" in
634 m68*-sunos1* ) machine=sun1 ;;
635 m68*-sunos2* ) machine=sun2 ;;
636 m68* ) machine=sun3 ;;
637 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
638 i[345]86-*-* ) machine=intel386 ;;
639 sparc* ) machine=sparc ;;
642 case "${canonical}" in
643 ## The Sun386 didn't get past 4.0.
644 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
645 *-sunos4.0* ) opsys=sunos4-0 ;;
646 *-sunos4.1.3* ) opsys=sunos4-1-3
647 NON_GCC_TEST_OPTIONS=-Bstatic
648 GCC_TEST_OPTIONS=-static
649 NON_GNU_CPP=/usr/lib/cpp
651 *-sunos4shr* ) opsys=sunos4shr
652 NON_GNU_CPP=/usr/lib/cpp
654 *-sunos4* | *-sunos ) opsys=sunos4-1
655 NON_GCC_TEST_OPTIONS=-Bstatic
656 GCC_TEST_OPTIONS=-static
658 *-sunos5.3* | *-solaris2.3* )
660 NON_GNU_CPP=/usr/ccs/lib/cpp
662 *-sunos5.4* | *-solaris2.4* )
664 NON_GNU_CPP=/usr/ccs/lib/cpp
666 *-sunos5* | *-solaris* )
668 NON_GNU_CPP=/usr/ccs/lib/cpp
676 machine=tad68k opsys=usg5-3
680 tahoe-tahoe-bsd4.2* )
681 machine=tahoe opsys=bsd4-2
683 tahoe-tahoe-bsd4.3* )
684 machine=tahoe opsys=bsd4-3
687 ## Tandem Integrity S2
689 machine=tandem-s2 opsys=usg5-3
693 m88k-tektronix-sysv3* )
694 machine=tekxd88 opsys=usg5-3
697 ## Tektronix 16000 box (6130?)
698 ns16k-tektronix-bsd* )
699 machine=ns16000 opsys=bsd4-2
702 ## src/m/tek4300.h hints that this is a m68k machine.
703 m68*-tektronix-bsd* )
704 machine=tek4300 opsys=bsd4-3
708 ## We seem to have lost the machine-description file titan.h!
710 machine=titan opsys=usg5-3
713 ## Ustation E30 (SS5E)
714 m68*-unisys-uniplus* )
715 machine=ustation opsystem=unipl5-2
721 case "${canonical}" in
722 *-bsd4.1* ) opsys=bsd4-1 ;;
723 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
724 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
725 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
726 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
727 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
728 *-vms* ) opsys=vms ;;
734 ns16k-whitechapel-* )
736 ## We don't know what sort of OS runs on these; we'll let the
737 ## operating system guessing code below try.
742 machine=wicat opsys=usg5-2
745 ## Intel 386 machines where we don't care about the manufacturer
748 case "${canonical}" in
749 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
750 *-isc2.2* ) opsys=isc2-2 ;;
751 *-isc4.0* ) opsys=isc4-0 ;;
752 *-isc4.* ) opsys=isc4-1 ;;
753 *-isc* ) opsys=isc3-0 ;;
754 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
755 *-esix* ) opsys=esix ;;
756 *-xenix* ) opsys=xenix ;;
757 *-linux* ) opsys=linux ;;
758 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
759 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
760 *-386bsd* ) opsys=386bsd ;;
761 *-freebsd* ) opsys=freebsd ;;
762 *-nextstep* ) opsys=mach2 ;;
763 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
772 ### If the code above didn't choose an operating system, just choose
773 ### an operating system based on the configuration name. You really
774 ### only want to use this when you have no idea what the right
775 ### operating system is; if you know what operating systems a machine
776 ### runs, it's cleaner to make it explicit in the case statement
778 if test x"${opsys}" = x; then
779 case "${canonical}" in
780 *-gnu* ) opsys=gnu ;;
781 *-bsd4.[01] ) opsys=bsd4-1 ;;
782 *-bsd4.2 ) opsys=bsd4-2 ;;
783 *-bsd4.3 ) opsys=bsd4-3 ;;
784 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
785 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
786 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
787 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
788 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
789 *-sysv4.1 | *-sysvr4.1 )
790 NON_GNU_CPP=/usr/lib/cpp
792 *-sysv4.2 | *-sysvr4.2 )
793 if [ x$NON_GNU_CPP = x ]; then
794 NON_GNU_CPP=/usr/ccs/lib/cpp
805 if test $unported = yes; then
806 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
807 Check \`etc/MACHINES' for recognized configuration names.])
810 machfile="m/${machine}.h"
811 opsysfile="s/${opsys}.h"
814 #### Choose a compiler.
815 test -n "$CC" && cc_specified=yes
818 "yes" ) CC="gcc" GCC=yes ;;
823 # On Suns, sometimes $CPP names a directory.
824 if test -n "$CPP" && test -d "$CPP"; then
828 #### Some systems specify a CPP to use unless we are using GCC.
829 #### Now that we know whether we are using GCC, we can decide whether
830 #### to use that one.
831 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
836 #### Some systems specify a CC to use unless we are using GCC.
837 #### Now that we know whether we are using GCC, we can decide whether
838 #### to use that one.
839 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
840 test x$cc_specified != xyes
845 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
847 CC="$CC $GCC_TEST_OPTIONS"
850 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
852 CC="$CC $NON_GCC_TEST_OPTIONS"
855 #### Some other nice autoconf tests. If you add a test here which
856 #### should make an entry in src/config.h, don't forget to add an
857 #### #undef clause to src/config.h.in for autoconf to modify.
859 dnl checks for programs
865 dnl checks for Unix variants
868 dnl checks for header files
869 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
874 dnl Some systems have utime.h but don't declare the struct anyplace.
875 AC_MSG_CHECKING(for struct utimbuf)
876 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
877 #include <sys/time.h>
880 #ifdef HAVE_SYS_TIME_H
881 #include <sys/time.h>
888 #endif], [static struct utimbuf x; x.actime = x.modtime;],
890 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
893 dnl checks for typedefs
896 AC_MSG_CHECKING(for struct timeval)
897 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
898 #include <sys/time.h>
901 #ifdef HAVE_SYS_TIME_H
902 #include <sys/time.h>
906 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
908 AC_DEFINE(HAVE_TIMEVAL)],
911 dnl checks for structure members
915 dnl checks for compiler characteristics
918 dnl check for Make feature
921 dnl checks for operating system services
922 AC_SYS_LONG_FILE_NAMES
924 #### Choose a window system.
927 if test "$no_x" = yes; then
933 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
934 LD_SWITCH_X_SITE="-L${x_libraries}"
935 LD_SWITCH_X_SITE_AUX="-R${x_libraries}"
937 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
938 C_SWITCH_X_SITE="-I${x_includes}"
941 if test x"${x_includes}" = x; then
942 bitmapdir=/usr/include/X11/bitmaps
944 bitmapdir="${x_includes}/bitmaps"
947 case "${window_system}" in
951 case "${with_x_toolkit}" in
952 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
953 motif ) USE_X_TOOLKIT=MOTIF ;;
954 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
955 * ) USE_X_TOOLKIT=none ;;
964 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
966 ### If we're using X11, we should use the X menu package.
969 yes ) HAVE_X_MENU=yes ;;
972 #### Extract some information from the operating system and machine files.
974 AC_CHECKING([the machine- and system-dependent files to find out
975 - which libraries the lib-src programs will want, and
976 - whether the GNU malloc routines are usable])
978 ### First figure out CFLAGS (which we use for running the compiler here)
979 ### and REAL_CFLAGS (which we use for real compilation).
980 ### The two are the same except on a few systems, where they are made
981 ### different to work around various lossages. For example,
982 ### GCC 2.5 on Linux needs them to be different because it treats -g
983 ### as implying static linking.
985 ### If the CFLAGS env var is specified, we use that value
986 ### instead of the default.
988 ### It's not important that this name contain the PID; you can't run
989 ### two configures in the same directory and have anything work
991 tempcname="conftest.c"
994 #include "'${srcdir}'/src/'${opsysfile}'"
995 #include "'${srcdir}'/src/'${machfile}'"
1002 #ifndef C_SWITCH_SYSTEM
1003 #define C_SWITCH_SYSTEM
1005 #ifndef C_SWITCH_MACHINE
1006 #define C_SWITCH_MACHINE
1008 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1009 configure___ c_switch_system=C_SWITCH_SYSTEM
1010 configure___ c_switch_machine=C_SWITCH_MACHINE
1013 #define LIB_X11_LIB -lX11
1016 #ifndef LIBX11_MACHINE
1017 #define LIBX11_MACHINE
1020 #ifndef LIBX11_SYSTEM
1021 #define LIBX11_SYSTEM
1023 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1026 configure___ unexec=UNEXEC
1028 configure___ unexec=unexec.o
1031 #ifdef SYSTEM_MALLOC
1032 configure___ system_malloc=yes
1034 configure___ system_malloc=no
1037 #ifndef C_DEBUG_SWITCH
1038 #define C_DEBUG_SWITCH -g
1041 #ifndef C_OPTIMIZE_SWITCH
1042 #define C_OPTIMIZE_SWITCH -O
1045 #ifdef THIS_IS_CONFIGURE
1047 /* Get the CFLAGS for tests in configure. */
1049 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1051 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1054 #else /* not THIS_IS_CONFIGURE */
1056 /* Get the CFLAGS for real compilation. */
1058 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1060 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1063 #endif /* not THIS_IS_CONFIGURE */
1066 # The value of CPP is a quoted variable reference, so we need to do this
1067 # to get its actual value...
1068 CPP=`eval "echo $CPP"`
1070 eval `${CPP} -Isrc ${tempcname} \
1071 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1072 if test "x$CFLAGS" = x; then
1073 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1074 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1076 REAL_CFLAGS="$CFLAGS"
1078 changequote([, ])dnl
1081 ### Compute the unexec source name from the object name.
1082 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1084 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1085 # Assume not, until told otherwise.
1087 if test "${system_malloc}" = "yes"; then
1090 (The GNU allocators don't work with this system configuration.)"
1093 if test x"${REL_ALLOC}" = x; then
1094 REL_ALLOC=${GNU_MALLOC}
1100 #### Add the libraries to LIBS and check for some functions.
1102 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1105 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1106 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1107 AC_CHECK_LIB(dnet, dnet_ntoa)
1108 dnl This causes -lresolv to get used in subsequent tests,
1109 dnl which causes failures on some systems such as HPUX 9.
1110 dnl AC_CHECK_LIB(resolv, gethostbyname)
1112 dnl FIXME replace main with a function we actually want from this library.
1113 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1115 AC_MSG_CHECKING(for XFree86)
1116 if test -d /usr/X386/include; then
1118 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1122 AC_MSG_RESULT($HAVE_XFREE386)
1124 # We change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1125 # for the tests that follow.
1127 if test "${HAVE_X11}" = "yes"; then
1128 DEFS="$C_SWITCH_X_SITE $DEFS"
1129 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1130 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1131 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1132 XScreenNumberOfScreen XSetWMProtocols)
1135 if test "${USE_X_TOOLKIT}" != "none"; then
1136 AC_MSG_CHECKING(X11 toolkit version)
1137 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1138 [#if XtSpecificationRelease < 6
1141 ], [AC_MSG_RESULT(6)
1142 AC_DEFINE(HAVE_X11XTR6)],
1143 [AC_MSG_RESULT(not 6)])
1146 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1147 AC_MSG_CHECKING(whether netdb declarares h_errno)
1148 AC_TRY_LINK([#include <netdb.h>],
1151 AC_DEFINE(HAVE_H_ERRNO)],
1152 [AC_MSG_RESULT(no)])
1156 # logb and frexp are found in -lm on most systems.
1157 AC_CHECK_LIB(m, logb)
1158 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1159 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1160 strerror fpathconf select mktime eaccess getpagesize)
1163 AC_CHECK_FUNC(socket, , ok_so_far=no)
1164 if test $ok_so_far = yes; then
1165 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1167 if test $ok_so_far = yes; then
1168 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1170 if test $ok_so_far = yes; then
1171 AC_DEFINE(HAVE_INET_SOCKETS)
1174 if test -f /usr/lpp/X11/bin/smt.exp; then
1175 AC_DEFINE(HAVE_AIX_SMT_EXP)
1178 # Set up the CFLAGS for real compilation, so we can substitute it.
1179 CFLAGS="$REAL_CFLAGS"
1182 #### Find out which version of Emacs this is.
1183 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1184 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1185 changequote([, ])dnl
1186 if test x"${version}" = x; then
1187 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1190 ### Specify what sort of things we'll be editing into Makefile and config.h.
1191 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1193 AC_SUBST(configuration)
1197 AC_SUBST(exec_prefix)
1200 AC_SUBST(sharedstatedir)
1201 AC_SUBST(libexecdir)
1205 AC_SUBST(locallisppath)
1209 AC_SUBST(archlibdir)
1212 AC_SUBST(c_switch_system)
1213 AC_SUBST(c_switch_machine)
1214 AC_SUBST(LD_SWITCH_X_SITE)
1215 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1216 AC_SUBST(C_SWITCH_X_SITE)
1218 AC_SUBST(X_TOOLKIT_TYPE)
1222 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1223 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1224 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1225 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1226 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1227 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1228 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1229 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1231 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1232 AC_DEFINE(HAVE_X_WINDOWS)
1234 if test "${USE_X_TOOLKIT}" != "none" ; then
1235 AC_DEFINE(USE_X_TOOLKIT)
1237 if test "${HAVE_X11}" = "yes" ; then
1240 if test "${HAVE_XFREE386}" = "yes" ; then
1241 AC_DEFINE(HAVE_XFREE386)
1243 if test "${HAVE_X_MENU}" = "yes" ; then
1244 AC_DEFINE(HAVE_X_MENU)
1246 if test "${GNU_MALLOC}" = "yes" ; then
1247 AC_DEFINE(GNU_MALLOC)
1249 if test "${REL_ALLOC}" = "yes" ; then
1250 AC_DEFINE(REL_ALLOC)
1252 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1253 AC_DEFINE(LISP_FLOAT_TYPE)
1256 #### Report on what we decided to do.
1259 Configured for \`${canonical}'.
1261 Where should the build process find the source code? ${srcdir}
1262 What operating system and machine description files should Emacs use?
1263 \`${opsysfile}' and \`${machfile}'
1264 What compiler should emacs be built with? ${CC} ${CFLAGS}
1265 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1266 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1267 What window system should Emacs use? ${window_system}
1268 What toolkit should Emacs use? ${USE_X_TOOLKIT}${x_includes+
1269 Where do we find X Windows header files? }${x_includes}${x_libraries+
1270 Where do we find X Windows libraries? }${x_libraries}
1274 # Remove any trailing slashes in these variables.
1276 test "${prefix}" != NONE &&
1277 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1278 test "${exec_prefix}" != NONE &&
1279 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1280 changequote([, ])dnl
1282 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1283 man/Makefile lwlib/Makefile src/Makefile.in, [
1285 ### Make the necessary directories, if they don't exist.
1286 for dir in cpp etc ; do
1287 test -d ${dir} || mkdir ${dir}
1290 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1291 # after src/config.h is built, since we rely on that file.
1293 changequote(, )dnl The horror, the horror.
1294 # Now get this: Some word that is part of the ${srcdir} directory name
1295 # or the ${configuration} value might, just might, happen to be an
1296 # identifier like `sun4' or `i386' or something, and be predefined by
1297 # the C preprocessor to some helpful value like 1, or maybe the empty
1298 # string. Needless to say consequent macro substitutions are less
1299 # than conducive to the makefile finding the correct directory.
1300 undefs="`echo $top_srcdir $configuration $canonical |
1301 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1302 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1304 changequote([, ])dnl
1306 echo creating lib-src/Makefile
1308 rm -f junk.c junk1.c junk2.c
1309 sed -e '/start of cpp stuff/q' \
1310 < Makefile.in > junk1.c
1311 sed -e '1,/start of cpp stuff/d'\
1312 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1313 < Makefile.in > junk.c
1314 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1315 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1316 cat junk1.c junk2.c > Makefile.new
1317 rm -f junk.c junk1.c junk2.c
1318 chmod 444 Makefile.new
1319 mv -f Makefile.new Makefile
1322 echo creating src/Makefile
1324 rm -f junk.c junk1.c junk2.c
1325 sed -e '/start of cpp stuff/q' \
1326 < Makefile.in > junk1.c
1327 sed -e '1,/start of cpp stuff/d'\
1328 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1329 < Makefile.in > junk.c
1330 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1331 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1332 cat junk1.c junk2.c > Makefile.new
1333 rm -f junk.c junk1.c junk2.c
1334 chmod 444 Makefile.new
1335 mv -f Makefile.new Makefile
1338 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1339 echo creating src/.gdbinit
1340 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1343 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])