1 dnl This is an autoconf script.
2 dnl To rebuild the `configure' script from this, execute the command
4 dnl in the directory containing this script.
7 AC_CONFIG_HEADER(src/config.h)
9 bindir='${exec_prefix}/bin'
10 datadir='${prefix}/share'
11 sharedstatedir='${prefix}/com'
12 libexecdir='${exec_prefix}/libexec'
13 mandir='${prefix}/man/man1'
14 infodir='${prefix}/info'
15 lispdir='${datadir}/emacs/${version}/lisp'
16 locallisppath='${datadir}/emacs/site-lisp'
17 lisppath='${locallisppath}:${lispdir}'
18 etcdir='${datadir}/emacs/${version}/etc'
19 lockdir='${sharedstatedir}/emacs/lock'
20 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
21 docdir='${datadir}/emacs/${version}/etc'
24 [ --with-gcc use GCC to compile Emacs])
26 [ --with-pop support POP for mail retrieval],
27 [AC_DEFINE(MAIL_USE_POP)])
29 [ --with-kerberos support Kerberos-authenticated POP],
30 [AC_DEFINE(KERBEROS)])
32 [ --with-hesiod support Hesiod to get the POP server host],
34 dnl This should be the last --with option, because --with-x is
35 dnl added later on when we find the path of X, and it's best to
36 dnl keep them together visually.
37 AC_ARG_WITH(x-toolkit,
38 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif)],
39 [ case "${withval}" in
40 y | ye | yes ) val=athena ;;
42 l | lu | luc | luci | lucid ) val=lucid ;;
43 a | at | ath | athe | athena ) val=athena ;;
44 m | mo | mot | moti | motif ) val=motif ;;
45 dnl These don't currently work.
46 dnl o | op | ope | open | open- | open-l | open-lo \
47 dnl | open-loo | open-look ) val=open-look ;;
49 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
50 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
51 AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
52 which is \`yes', \`no', \`lucid', \`athena', or \`motif'.
53 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
59 #### Make srcdir absolute, if it isn't already. It's important to
60 #### avoid running the path through pwd unnecessary, since pwd can
61 #### give you automounter prefixes, which can go away. We do all this
62 #### so Emacs can find its files when run uninstalled.
66 ## We may be able to use the $PWD environment variable to make this
67 ## absolute. But sometimes PWD is inaccurate.
68 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
70 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
74 srcdir="`(cd ${srcdir}; pwd)`"
77 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
80 #### Check if the source directory already has a configured system in it.
81 if test `pwd` != `(cd ${srcdir} && pwd)` \
82 && test -f "${srcdir}/src/config.h" ; then
83 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
84 as a build directory right now; it has been configured in its own
85 right. To configure in another directory as well, you MUST
86 use GNU make. If you do not have GNU make, then you must
87 now do \`make distclean' in ${srcdir},
88 and then run $0 again.])
91 extrasub='/^VPATH[ ]*=/c\
101 #### Given the configuration name, set machfile and opsysfile to the
102 #### names of the m/*.h and s/*.h files we should use.
104 ### Canonicalize the configuration name.
108 configuration=$host_alias
112 ### If you add support for a new configuration, add code to this
113 ### switch statement to recognize your configuration name and select
114 ### the appropriate operating system and machine description files.
116 ### You would hope that you could choose an m/*.h file pretty much
117 ### based on the machine portion of the configuration name, and an s-
118 ### file based on the operating system portion. However, it turns out
119 ### that each m/*.h file is pretty manufacturer-specific - for
120 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
121 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
122 ### machines. So we basically have to have a special case for each
123 ### configuration name.
125 ### As far as handling version numbers on operating systems is
126 ### concerned, make sure things will fail in a fixable way. If
127 ### /etc/MACHINES doesn't say anything about version numbers, be
128 ### prepared to handle anything reasonably. If version numbers
129 ### matter, be sure /etc/MACHINES says something about it.
131 ### Eric Raymond says we should accept strings like "sysvr4" to mean
132 ### "System V Release 4"; he writes, "The old convention encouraged
133 ### confusion between `system' and `release' levels'."
135 machine='' opsys='' unported=no
136 case "${canonical}" in
141 case "${canonical}" in
142 i[345]86-*-netbsd*) machine=intel386 ;;
144 # This is somewhat bogus.
145 machine=hp9000s300 ;;
146 mips-*-netbsd*) machine=pmax ;;
147 ns32k-*-netbsd*) machine=ns32000 ;;
148 sparc-*-netbsd*) machine=sparc ;;
153 arm-acorn-riscix1.1* )
154 machine=acorn opsys=riscix1-1
156 arm-acorn-riscix1.2* | arm-acorn-riscix )
157 machine=acorn opsys=riscix1-2
161 ## Strictly speaking, we need the version of the alliant operating
162 ## system to choose the right machine file, but currently the
163 ## configuration name doesn't tell us enough to choose the right
164 ## one; we need to give alliants their own operating system name to
165 ## do this right. When someone cares, they can help us.
167 machine=alliant4 opsys=bsd4-2
170 machine=alliant-2800 opsys=bsd4-3
174 machine=alpha opsys=osf1
179 machine=altos opsys=usg5-2
184 machine=amdahl opsys=usg5-2-2
189 machine=apollo opsys=bsd4-3
192 ## AT&T 3b2, 3b5, 3b15, 3b20
194 machine=att3b opsys=usg5-2-2
197 ## AT&T 3b1 - The Mighty Unix PC!
199 machine=7300 opsys=usg5-2-2
204 machine=ibmrs6000 opsys=aix3-2
209 machine=dpx2 opsys=usg5-3
214 machine=sps7 opsys=usg5-2
217 ## CCI 5/32, 6/32 -- see "Tahoe".
220 ## I don't know what configuration name to use for this; config.sub
221 ## doesn't seem to know anything about it. Hey, Celerity users, get
223 celerity-celerity-bsd* )
224 machine=celerity opsys=bsd4-2
228 ## What operating systems does this chip run that Emacs has been
232 ## We'll use the catch-all code at the bottom to guess the
237 *-convex-bsd* | *-convex-convexos* )
238 machine=convex opsys=bsd4-3
239 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
240 NON_GNU_CPP="cc -E -P"
244 i[345]86-cubix-sysv* )
245 machine=intel386 opsys=usg5-3
249 cydra*-cydrome-sysv* )
250 machine=cydra5 opsys=usg5-3
253 ## Data General AViiON Machines
254 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
255 machine=aviion opsys=dgux5-4r3
257 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
258 machine=aviion opsys=dgux5-4r2
261 machine=aviion opsys=dgux
265 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
266 machine=pmax opsys=bsd4-2
268 mips-dec-ultrix* | mips-dec-bsd* )
269 machine=pmax opsys=bsd4-3
272 machine=pmax opsys=osf1
275 ## Motorola Delta machines
276 m68k-motorola-sysv* | m68000-motorola-sysv* )
277 machine=delta opsys=usg5-3
278 if test -z "`type gnucc | grep 'not found'`"
280 if test -s /etc/167config
281 then CC="gnucc -m68040"
282 else CC="gnucc -m68881"
285 if test -z "`type gcc | grep 'not found'`"
291 m88k-motorola-sysv4* )
292 # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
293 # needs POSIX_SIGNALS and therefore needs usg5-4-2.
294 # I hope there are not other 4.0 versions for this machine
295 # which really need usg5-4 instead.
296 machine=delta88k opsys=usg5-4-2
298 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
299 machine=delta88k opsys=usg5-3
304 machine=dual opsys=usg5-2
307 machine=dual opsys=unipl5-2
312 machine=elxsi opsys=usg5-2
317 machine=ns16000 opsys=umax
320 ## The GEC 93 - apparently, this port isn't really finished yet.
322 ## Gould Power Node and NP1
324 machine=gould opsys=bsd4-2
327 machine=gould opsys=bsd4-3
330 machine=gould-np1 opsys=bsd4-3
333 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
334 ## as far as Emacs is concerned).
336 # Build needs to be different on 7.0 and later releases
338 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
339 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
342 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
344 machine=nh3000 opsys=cxux
348 xps*-honeywell-sysv* )
349 machine=xps100 opsys=usg5-2
352 ## HP 9000 series 200 or 300
354 machine=hp9000s300 opsys=bsd4-3
356 ## HP/UX 7, 8, 9, and 10 are supported on these machines.
359 ## Someone's system reports A.B8.05 for this.
360 ## I wonder what other possibilities there are.
361 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
362 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
363 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
364 *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
365 *) machine=hp9000s300 opsys=hpux ;;
369 ## HP 9000 series 700 and 800, running HP/UX
371 machine=hp800 opsys=hpux
374 machine=hp800 opsys=hpux8
377 machine=hp800 opsys=hpux9shr
380 machine=hp800 opsys=hpux9
383 machine=hp800 opsys=hpux9shr
386 ## HP 9000 series 700 and 800, running HP/UX
388 ## Cross-compilation? Nah!
390 ## Someone's system reports A.B8.05 for this.
391 ## I wonder what other possibilities there are.
392 *.B8.* ) machine=hp800 opsys=hpux8 ;;
393 *.08.* ) machine=hp800 opsys=hpux8 ;;
394 *.09.* ) machine=hp800 opsys=hpux9 ;;
395 *) machine=hp800 opsys=hpux ;;
401 machine=orion opsys=bsd4-2
404 machine=orion105 opsys=bsd4-2
408 i[345]86-ibm-aix1.1* )
409 machine=ibmps2-aix opsys=usg5-2-2
411 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
412 machine=ibmps2-aix opsys=usg5-3
415 machine=ibm370aix opsys=usg5-3
417 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
418 machine=ibmrs6000 opsys=aix3-1
420 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
421 machine=ibmrs6000 opsys=aix3-2-5
423 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
424 machine=ibmrs6000 opsys=aix4-1
426 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
427 machine=ibmrs6000 opsys=aix4
429 rs6000-ibm-aix* | powerpc-ibm-aix* )
430 machine=ibmrs6000 opsys=aix3-2
433 machine=ibmrt opsys=bsd4-3
436 machine=ibmrt opsys=bsd4-2
439 machine=ibmrt opsys=bsd4-3
442 machine=ibmrt opsys=bsd4-2
445 machine=ibmrt opsys=bsd4-3
448 machine=ibmrt opsys=bsd4-3
451 machine=ibmrt-aix opsys=usg5-2-2
454 ## Integrated Solutions `Optimum V'
456 machine=isi-ov opsys=bsd4-2
459 machine=isi-ov opsys=bsd4-3
462 ## Intel 386 machines where we do care about the manufacturer
463 i[345]86-intsys-sysv* )
464 machine=is386 opsys=usg5-2-2
468 i[345]86-prime-sysv* )
469 machine=i386 opsys=usg5-3
472 ## Sequent Symmetry running Dynix
473 i[345]86-sequent-bsd* )
474 machine=symmetry opsys=bsd4-3
477 ## Sequent Symmetry running DYNIX/ptx
478 ## Use the old cpp rather than the newer ANSI one.
479 i[345]86-sequent-ptx* )
480 machine=sequent-ptx opsys=ptx
481 NON_GNU_CPP="/lib/cpp"
484 ## Unspecified sysv on an ncr machine defaults to svr4.2.
485 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
487 machine=ncr386 opsys=usg5-4-2
490 ## Intel Paragon OSF/1
492 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
497 machine=i860 opsys=usg5-4
498 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
499 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
504 machine=masscomp opsys=rtu
509 machine=mega68 opsys=bsd4-2
512 ## Workstations sold by MIPS
513 ## This is not necessarily all workstations using the MIPS processor -
514 ## Irises are produced by SGI, and DECstations by DEC.
516 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
517 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
518 ## it gives for choosing between the alternatives seems to be "Use
519 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
520 ## the BSD world." I'll assume that these are instructions for
521 ## handling two odd situations, and that every other situation
522 ## should use mips.h and usg5-2-2, they being listed first.
525 ## Fall through to the general code at the bottom to decide on the OS.
528 machine=mips4 opsys=bsd4-3
529 NON_GNU_CC="cc -systype bsd43"
530 NON_GNU_CPP="cc -systype bsd43 -E"
533 machine=mips opsys=bsd4-3
536 machine=mips opsys=usg5-2-2
540 m68*-next-* | i[345]86-next-* )
541 machine=next opsys=mach2
544 ## The complete machine from National Semiconductor
546 machine=ns32000 opsys=usg5-2
550 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
551 machine=tower32 opsys=usg5-2-2
553 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
554 machine=tower32v3 opsys=usg5-3
559 machine=targon31 opsys=usg5-2-2
564 machine=nu opsys=usg5-2
569 machine=plexus opsys=usg5-2
573 ## I don't really have any idea what sort of processor the Pyramid has,
574 ## so I'm assuming it is its own architecture.
575 pyramid-pyramid-bsd* )
576 machine=pyramid opsys=bsd4-2
580 ns32k-sequent-bsd4.2* )
581 machine=sequent opsys=bsd4-2
583 ns32k-sequent-bsd4.3* )
584 machine=sequent opsys=bsd4-3
589 machine=mips-siemens opsys=usg5-4
590 NON_GNU_CC=/usr/ccs/bin/cc
591 NON_GNU_CPP=/usr/ccs/lib/cpp
594 ## Silicon Graphics machines
595 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
597 machine=irist opsys=iris3-5
599 m68*-sgi-iris3.6* | m68*-sgi-iris*)
600 machine=irist opsys=iris3-6
604 machine=iris4d opsys=irix3-3
607 machine=iris4d opsys=irix4-0
610 machine=iris4d opsys=irix6-0
612 mips-sgi-irix5.[01]* )
613 machine=iris4d opsys=irix5-0
615 mips-sgi-irix5* | mips-sgi-irix* )
616 machine=iris4d opsys=irix5-2
621 machine=news opsys=bsd4-2
624 machine=news opsys=bsd4-3
626 m68*-sony-newsos3* | m68*-sony-news3*)
627 machine=news opsys=bsd4-3
629 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
630 machine=news-risc opsys=bsd4-3
633 machine=news-risc opsys=newsos5
638 machine=stride opsys=usg5-2
642 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
643 case "${canonical}" in
644 m68*-sunos1* ) machine=sun1 ;;
645 m68*-sunos2* ) machine=sun2 ;;
646 m68* ) machine=sun3 ;;
647 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
648 i[345]86-*-* ) machine=intel386 ;;
649 sparc* ) machine=sparc ;;
652 case "${canonical}" in
653 ## The Sun386 didn't get past 4.0.
654 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
655 *-sunos4.0* ) opsys=sunos4-0 ;;
656 *-sunos4.1.3* | *-sunos4shr* ) opsys=sunos4shr
657 NON_GNU_CPP=/usr/lib/cpp
659 *-sunos4* | *-sunos ) opsys=sunos4-1
660 NON_GCC_TEST_OPTIONS=-Bstatic
661 GCC_TEST_OPTIONS=-static
663 *-sunos5.3* | *-solaris2.3* )
665 NON_GNU_CPP=/usr/ccs/lib/cpp
667 *-sunos5.4* | *-solaris2.4* )
669 NON_GNU_CPP=/usr/ccs/lib/cpp
671 *-sunos5* | *-solaris* )
673 NON_GNU_CPP=/usr/ccs/lib/cpp
681 machine=tad68k opsys=usg5-3
685 tahoe-tahoe-bsd4.2* )
686 machine=tahoe opsys=bsd4-2
688 tahoe-tahoe-bsd4.3* )
689 machine=tahoe opsys=bsd4-3
692 ## Tandem Integrity S2
694 machine=tandem-s2 opsys=usg5-3
698 m88k-tektronix-sysv3* )
699 machine=tekxd88 opsys=usg5-3
702 ## Tektronix 16000 box (6130?)
703 ns16k-tektronix-bsd* )
704 machine=ns16000 opsys=bsd4-2
707 ## src/m/tek4300.h hints that this is a m68k machine.
708 m68*-tektronix-bsd* )
709 machine=tek4300 opsys=bsd4-3
713 ## We seem to have lost the machine-description file titan.h!
715 machine=titan opsys=usg5-3
718 ## Ustation E30 (SS5E)
719 m68*-unisys-uniplus* )
720 machine=ustation opsystem=unipl5-2
726 case "${canonical}" in
727 *-bsd4.1* ) opsys=bsd4-1 ;;
728 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
729 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
730 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
731 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
732 *-vms* ) opsys=vms ;;
738 ns16k-whitechapel-* )
740 ## We don't know what sort of OS runs on these; we'll let the
741 ## operating system guessing code below try.
746 machine=wicat opsys=usg5-2
749 ## Intel 386 machines where we don't care about the manufacturer
752 case "${canonical}" in
753 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
754 *-isc2.2* ) opsys=isc2-2 ;;
755 *-isc4.0* ) opsys=isc4-0 ;;
756 *-isc4.* ) opsys=isc4-1 ;;
757 *-isc* ) opsys=isc3-0 ;;
758 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
759 *-esix* ) opsys=esix ;;
760 *-xenix* ) opsys=xenix ;;
761 *-linux* ) opsys=linux ;;
762 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
763 *-bsd386* | *-bsdi1* ) opsys=bsd386 ;;
764 *-bsdi2* ) opsys=bsdos2 ;;
765 *-386bsd* ) opsys=386bsd ;;
766 *-freebsd* ) opsys=freebsd ;;
767 *-nextstep* ) opsys=mach2 ;;
768 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
777 ### If the code above didn't choose an operating system, just choose
778 ### an operating system based on the configuration name. You really
779 ### only want to use this when you have no idea what the right
780 ### operating system is; if you know what operating systems a machine
781 ### runs, it's cleaner to make it explicit in the case statement
783 if test x"${opsys}" = x; then
784 case "${canonical}" in
785 *-gnu* ) opsys=gnu ;;
786 *-bsd4.[01] ) opsys=bsd4-1 ;;
787 *-bsd4.2 ) opsys=bsd4-2 ;;
788 *-bsd4.3 ) opsys=bsd4-3 ;;
789 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
790 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
791 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
792 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
793 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
794 *-sysv4.1 | *-sysvr4.1 )
795 NON_GNU_CPP=/usr/lib/cpp
797 *-sysv4.2 | *-sysvr4.2 )
798 if [ x$NON_GNU_CPP = x ]; then
799 NON_GNU_CPP=/usr/ccs/lib/cpp
810 if test $unported = yes; then
811 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
812 Check \`etc/MACHINES' for recognized configuration names.])
815 machfile="m/${machine}.h"
816 opsysfile="s/${opsys}.h"
819 #### Choose a compiler.
820 test -n "$CC" && cc_specified=yes
823 "yes" ) CC="gcc" GCC=yes ;;
828 # On Suns, sometimes $CPP names a directory.
829 if test -n "$CPP" && test -d "$CPP"; then
833 #### Some systems specify a CPP to use unless we are using GCC.
834 #### Now that we know whether we are using GCC, we can decide whether
835 #### to use that one.
836 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
841 #### Some systems specify a CC to use unless we are using GCC.
842 #### Now that we know whether we are using GCC, we can decide whether
843 #### to use that one.
844 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
845 test x$cc_specified != xyes
850 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
852 CC="$CC $GCC_TEST_OPTIONS"
855 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
857 CC="$CC $NON_GCC_TEST_OPTIONS"
860 #### Some other nice autoconf tests. If you add a test here which
861 #### should make an entry in src/config.h, don't forget to add an
862 #### #undef clause to src/config.h.in for autoconf to modify.
864 dnl checks for programs
870 dnl checks for Unix variants
873 dnl checks for header files
874 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
879 dnl Some systems have utime.h but don't declare the struct anyplace.
880 AC_MSG_CHECKING(for struct utimbuf)
881 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
882 #include <sys/time.h>
885 #ifdef HAVE_SYS_TIME_H
886 #include <sys/time.h>
893 #endif], [static struct utimbuf x; x.actime = x.modtime;],
895 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
898 dnl checks for typedefs
901 AC_MSG_CHECKING(for struct timeval)
902 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
903 #include <sys/time.h>
906 #ifdef HAVE_SYS_TIME_H
907 #include <sys/time.h>
911 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
913 AC_DEFINE(HAVE_TIMEVAL)],
916 dnl checks for structure members
920 dnl checks for compiler characteristics
923 dnl check for Make feature
926 dnl checks for operating system services
927 AC_SYS_LONG_FILE_NAMES
929 #### Choose a window system.
932 if test "$no_x" = yes; then
938 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
939 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
940 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
942 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
943 C_SWITCH_X_SITE=-I`echo ${x_libraries} | sed -e "s/:/ -I/g"`
946 if test x"${x_includes}" = x; then
947 bitmapdir=/usr/include/X11/bitmaps
948 elif test -d "${x_includes}/X11/bitmaps"; then
949 bitmapdir="${x_includes}/X11/bitmaps"
951 bitmapdir="${x_includes}/bitmaps"
954 case "${window_system}" in
958 case "${with_x_toolkit}" in
959 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
960 motif ) USE_X_TOOLKIT=MOTIF ;;
961 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
962 * ) USE_X_TOOLKIT=none ;;
971 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
973 ### If we're using X11, we should use the X menu package.
976 yes ) HAVE_X_MENU=yes ;;
979 #### Extract some information from the operating system and machine files.
981 AC_CHECKING([the machine- and system-dependent files to find out
982 - which libraries the lib-src programs will want, and
983 - whether the GNU malloc routines are usable])
985 ### First figure out CFLAGS (which we use for running the compiler here)
986 ### and REAL_CFLAGS (which we use for real compilation).
987 ### The two are the same except on a few systems, where they are made
988 ### different to work around various lossages. For example,
989 ### GCC 2.5 on Linux needs them to be different because it treats -g
990 ### as implying static linking.
992 ### If the CFLAGS env var is specified, we use that value
993 ### instead of the default.
995 ### It's not important that this name contain the PID; you can't run
996 ### two configures in the same directory and have anything work
998 tempcname="conftest.c"
1001 #include "'${srcdir}'/src/'${opsysfile}'"
1002 #include "'${srcdir}'/src/'${machfile}'"
1003 #ifndef LIBS_MACHINE
1004 #define LIBS_MACHINE
1009 #ifndef C_SWITCH_SYSTEM
1010 #define C_SWITCH_SYSTEM
1012 #ifndef C_SWITCH_MACHINE
1013 #define C_SWITCH_MACHINE
1015 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1016 configure___ c_switch_system=C_SWITCH_SYSTEM
1017 configure___ c_switch_machine=C_SWITCH_MACHINE
1020 #define LIB_X11_LIB -lX11
1023 #ifndef LIBX11_MACHINE
1024 #define LIBX11_MACHINE
1027 #ifndef LIBX11_SYSTEM
1028 #define LIBX11_SYSTEM
1030 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1033 configure___ unexec=UNEXEC
1035 configure___ unexec=unexec.o
1038 #ifdef SYSTEM_MALLOC
1039 configure___ system_malloc=yes
1041 configure___ system_malloc=no
1044 #ifndef C_DEBUG_SWITCH
1045 #define C_DEBUG_SWITCH -g
1048 #ifndef C_OPTIMIZE_SWITCH
1049 #define C_OPTIMIZE_SWITCH -O
1052 #ifdef THIS_IS_CONFIGURE
1054 /* Get the CFLAGS for tests in configure. */
1056 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1058 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1061 #else /* not THIS_IS_CONFIGURE */
1063 /* Get the CFLAGS for real compilation. */
1065 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1067 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1070 #endif /* not THIS_IS_CONFIGURE */
1073 # The value of CPP is a quoted variable reference, so we need to do this
1074 # to get its actual value...
1075 CPP=`eval "echo $CPP"`
1077 eval `${CPP} -Isrc ${tempcname} \
1078 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1079 if test "x$CFLAGS" = x; then
1080 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1081 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1083 REAL_CFLAGS="$CFLAGS"
1085 changequote([, ])dnl
1088 ### Compute the unexec source name from the object name.
1089 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1091 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1092 # Assume not, until told otherwise.
1094 if test "${system_malloc}" = "yes"; then
1097 (The GNU allocators don't work with this system configuration.)"
1100 if test x"${REL_ALLOC}" = x; then
1101 REL_ALLOC=${GNU_MALLOC}
1107 #### Add the libraries to LIBS and check for some functions.
1109 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1112 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1113 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1114 AC_CHECK_LIB(dnet, dnet_ntoa)
1115 dnl This causes -lresolv to get used in subsequent tests,
1116 dnl which causes failures on some systems such as HPUX 9.
1117 dnl AC_CHECK_LIB(resolv, gethostbyname)
1119 dnl FIXME replace main with a function we actually want from this library.
1120 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1122 AC_MSG_CHECKING(for XFree86)
1123 if test -d /usr/X386/include; then
1125 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1129 AC_MSG_RESULT($HAVE_XFREE386)
1131 # We change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1132 # for the tests that follow.
1134 if test "${HAVE_X11}" = "yes"; then
1135 DEFS="$C_SWITCH_X_SITE $DEFS"
1136 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1137 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1138 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1139 XScreenNumberOfScreen XSetWMProtocols)
1142 if test "${USE_X_TOOLKIT}" != "none"; then
1143 AC_MSG_CHECKING(X11 toolkit version)
1144 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1145 [#if XtSpecificationRelease < 6
1148 ], [AC_MSG_RESULT(6)
1149 AC_DEFINE(HAVE_X11XTR6)],
1150 [AC_MSG_RESULT(not 6)])
1153 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1154 AC_MSG_CHECKING(whether netdb declares h_errno)
1155 AC_TRY_LINK([#include <netdb.h>],
1158 AC_DEFINE(HAVE_H_ERRNO)],
1159 [AC_MSG_RESULT(no)])
1163 # fmod, logb, and frexp are found in -lm on most systems.
1164 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1165 AC_CHECK_LIB(m, sqrt(0.0) + t)
1166 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1167 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1168 strerror fpathconf select mktime eaccess getpagesize)
1171 AC_CHECK_FUNC(socket, , ok_so_far=no)
1172 if test $ok_so_far = yes; then
1173 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1175 if test $ok_so_far = yes; then
1176 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1178 if test $ok_so_far = yes; then
1179 AC_DEFINE(HAVE_INET_SOCKETS)
1182 if test -f /usr/lpp/X11/bin/smt.exp; then
1183 AC_DEFINE(HAVE_AIX_SMT_EXP)
1186 # Set up the CFLAGS for real compilation, so we can substitute it.
1187 CFLAGS="$REAL_CFLAGS"
1190 #### Find out which version of Emacs this is.
1191 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1192 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1193 changequote([, ])dnl
1194 if test x"${version}" = x; then
1195 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1198 ### Specify what sort of things we'll be editing into Makefile and config.h.
1199 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1201 AC_SUBST(configuration)
1205 AC_SUBST(exec_prefix)
1208 AC_SUBST(sharedstatedir)
1209 AC_SUBST(libexecdir)
1213 AC_SUBST(locallisppath)
1217 AC_SUBST(archlibdir)
1220 AC_SUBST(c_switch_system)
1221 AC_SUBST(c_switch_machine)
1222 AC_SUBST(LD_SWITCH_X_SITE)
1223 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1224 AC_SUBST(C_SWITCH_X_SITE)
1226 AC_SUBST(X_TOOLKIT_TYPE)
1230 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1231 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1232 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1233 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1234 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1235 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1236 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1237 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1239 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1240 AC_DEFINE(HAVE_X_WINDOWS)
1242 if test "${USE_X_TOOLKIT}" != "none" ; then
1243 AC_DEFINE(USE_X_TOOLKIT)
1245 if test "${HAVE_X11}" = "yes" ; then
1248 if test "${HAVE_XFREE386}" = "yes" ; then
1249 AC_DEFINE(HAVE_XFREE386)
1251 if test "${HAVE_X_MENU}" = "yes" ; then
1252 AC_DEFINE(HAVE_X_MENU)
1254 if test "${GNU_MALLOC}" = "yes" ; then
1255 AC_DEFINE(GNU_MALLOC)
1257 if test "${REL_ALLOC}" = "yes" ; then
1258 AC_DEFINE(REL_ALLOC)
1260 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1261 AC_DEFINE(LISP_FLOAT_TYPE)
1264 #### Report on what we decided to do.
1267 Configured for \`${canonical}'.
1269 Where should the build process find the source code? ${srcdir}
1270 What operating system and machine description files should Emacs use?
1271 \`${opsysfile}' and \`${machfile}'
1272 What compiler should emacs be built with? ${CC} ${CFLAGS}
1273 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1274 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1275 What window system should Emacs use? ${window_system}
1276 What toolkit should Emacs use? ${USE_X_TOOLKIT}${x_includes+
1277 Where do we find X Windows header files? }${x_includes}${x_libraries+
1278 Where do we find X Windows libraries? }${x_libraries}
1282 # Remove any trailing slashes in these variables.
1284 test "${prefix}" != NONE &&
1285 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1286 test "${exec_prefix}" != NONE &&
1287 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1288 changequote([, ])dnl
1290 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1291 man/Makefile lwlib/Makefile src/Makefile.in, [
1293 ### Make the necessary directories, if they don't exist.
1294 for dir in cpp etc ; do
1295 test -d ${dir} || mkdir ${dir}
1298 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1299 # after src/config.h is built, since we rely on that file.
1301 changequote(, )dnl The horror, the horror.
1302 # Now get this: Some word that is part of the ${srcdir} directory name
1303 # or the ${configuration} value might, just might, happen to be an
1304 # identifier like `sun4' or `i386' or something, and be predefined by
1305 # the C preprocessor to some helpful value like 1, or maybe the empty
1306 # string. Needless to say consequent macro substitutions are less
1307 # than conducive to the makefile finding the correct directory.
1308 undefs="`echo $top_srcdir $configuration $canonical |
1309 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1310 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1312 changequote([, ])dnl
1314 echo creating lib-src/Makefile
1316 rm -f junk.c junk1.c junk2.c
1317 sed -e '/start of cpp stuff/q' \
1318 < Makefile.in > junk1.c
1319 sed -e '1,/start of cpp stuff/d'\
1320 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1321 < Makefile.in > junk.c
1322 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1323 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1324 cat junk1.c junk2.c > Makefile.new
1325 rm -f junk.c junk1.c junk2.c
1326 chmod 444 Makefile.new
1327 mv -f Makefile.new Makefile
1330 echo creating src/Makefile
1332 rm -f junk.c junk1.c junk2.c
1333 sed -e '/start of cpp stuff/q' \
1334 < Makefile.in > junk1.c
1335 sed -e '1,/start of cpp stuff/d'\
1336 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1337 < Makefile.in > junk.c
1338 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1339 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1340 cat junk1.c junk2.c > Makefile.new
1341 rm -f junk.c junk1.c junk2.c
1342 chmod 444 Makefile.new
1343 mv -f Makefile.new Makefile
1346 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1347 echo creating src/.gdbinit
1348 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1351 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])