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.[3-9]* | *-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 *-sunos5.5* | *-solaris2.5* )
673 NON_GNU_CPP=/usr/ccs/lib/cpp
675 *-sunos5* | *-solaris* )
677 NON_GNU_CPP=/usr/ccs/lib/cpp
685 machine=tad68k opsys=usg5-3
689 tahoe-tahoe-bsd4.2* )
690 machine=tahoe opsys=bsd4-2
692 tahoe-tahoe-bsd4.3* )
693 machine=tahoe opsys=bsd4-3
696 ## Tandem Integrity S2
698 machine=tandem-s2 opsys=usg5-3
702 m88k-tektronix-sysv3* )
703 machine=tekxd88 opsys=usg5-3
706 ## Tektronix 16000 box (6130?)
707 ns16k-tektronix-bsd* )
708 machine=ns16000 opsys=bsd4-2
711 ## src/m/tek4300.h hints that this is a m68k machine.
712 m68*-tektronix-bsd* )
713 machine=tek4300 opsys=bsd4-3
717 ## We seem to have lost the machine-description file titan.h!
719 machine=titan opsys=usg5-3
722 ## Ustation E30 (SS5E)
723 m68*-unisys-uniplus* )
724 machine=ustation opsystem=unipl5-2
730 case "${canonical}" in
731 *-bsd4.1* ) opsys=bsd4-1 ;;
732 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
733 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
734 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
735 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
736 *-vms* ) opsys=vms ;;
742 ns16k-whitechapel-* )
744 ## We don't know what sort of OS runs on these; we'll let the
745 ## operating system guessing code below try.
750 machine=wicat opsys=usg5-2
753 ## Intel 386 machines where we don't care about the manufacturer
756 case "${canonical}" in
757 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
758 *-isc2.2* ) opsys=isc2-2 ;;
759 *-isc4.0* ) opsys=isc4-0 ;;
760 *-isc4.* ) opsys=isc4-1 ;;
761 *-isc* ) opsys=isc3-0 ;;
762 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
763 *-esix* ) opsys=esix ;;
764 *-xenix* ) opsys=xenix ;;
765 *-linux* ) opsys=linux ;;
766 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
767 *-bsd386* | *-bsdi1* ) opsys=bsd386 ;;
768 *-bsdi2* ) opsys=bsdos2 ;;
769 *-386bsd* ) opsys=386bsd ;;
770 *-freebsd* ) opsys=freebsd ;;
771 *-nextstep* ) opsys=mach2 ;;
772 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
781 ### If the code above didn't choose an operating system, just choose
782 ### an operating system based on the configuration name. You really
783 ### only want to use this when you have no idea what the right
784 ### operating system is; if you know what operating systems a machine
785 ### runs, it's cleaner to make it explicit in the case statement
787 if test x"${opsys}" = x; then
788 case "${canonical}" in
789 *-gnu* ) opsys=gnu ;;
790 *-bsd4.[01] ) opsys=bsd4-1 ;;
791 *-bsd4.2 ) opsys=bsd4-2 ;;
792 *-bsd4.3 ) opsys=bsd4-3 ;;
793 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
794 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
795 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
796 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
797 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
798 *-sysv4.1 | *-sysvr4.1 )
799 NON_GNU_CPP=/usr/lib/cpp
801 *-sysv4.2 | *-sysvr4.2 )
802 if [ x$NON_GNU_CPP = x ]; then
803 NON_GNU_CPP=/usr/ccs/lib/cpp
814 if test $unported = yes; then
815 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
816 Check \`etc/MACHINES' for recognized configuration names.])
819 machfile="m/${machine}.h"
820 opsysfile="s/${opsys}.h"
823 #### Choose a compiler.
824 test -n "$CC" && cc_specified=yes
827 "yes" ) CC="gcc" GCC=yes ;;
832 # On Suns, sometimes $CPP names a directory.
833 if test -n "$CPP" && test -d "$CPP"; then
837 #### Some systems specify a CPP to use unless we are using GCC.
838 #### Now that we know whether we are using GCC, we can decide whether
839 #### to use that one.
840 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
845 #### Some systems specify a CC to use unless we are using GCC.
846 #### Now that we know whether we are using GCC, we can decide whether
847 #### to use that one.
848 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
849 test x$cc_specified != xyes
854 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
856 CC="$CC $GCC_TEST_OPTIONS"
859 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
861 CC="$CC $NON_GCC_TEST_OPTIONS"
864 #### Some other nice autoconf tests. If you add a test here which
865 #### should make an entry in src/config.h, don't forget to add an
866 #### #undef clause to src/config.h.in for autoconf to modify.
868 dnl checks for programs
874 dnl checks for Unix variants
877 dnl checks for header files
878 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
883 dnl Some systems have utime.h but don't declare the struct anyplace.
884 AC_MSG_CHECKING(for struct utimbuf)
885 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
886 #include <sys/time.h>
889 #ifdef HAVE_SYS_TIME_H
890 #include <sys/time.h>
897 #endif], [static struct utimbuf x; x.actime = x.modtime;],
899 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
902 dnl checks for typedefs
905 AC_MSG_CHECKING(for struct timeval)
906 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
907 #include <sys/time.h>
910 #ifdef HAVE_SYS_TIME_H
911 #include <sys/time.h>
915 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
917 AC_DEFINE(HAVE_TIMEVAL)],
920 dnl checks for structure members
924 dnl checks for compiler characteristics
927 dnl check for Make feature
930 dnl checks for operating system services
931 AC_SYS_LONG_FILE_NAMES
933 #### Choose a window system.
936 if test "$no_x" = yes; then
942 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
943 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
944 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
946 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
947 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
950 if test x"${x_includes}" = x; then
951 bitmapdir=/usr/include/X11/bitmaps
953 # accumulate include directories that have X11 bitmap sudirectories
955 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
956 if test -d "${bmd}/X11/bitmaps"; then
957 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
958 elif test -d "${bmd}/bitmaps"; then
959 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
962 if test ${bmd_acc} != "dummyval"; then
963 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
967 case "${window_system}" in
971 case "${with_x_toolkit}" in
972 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
973 motif ) USE_X_TOOLKIT=MOTIF ;;
974 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
975 * ) USE_X_TOOLKIT=none ;;
984 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
986 ### If we're using X11, we should use the X menu package.
989 yes ) HAVE_X_MENU=yes ;;
992 #### Extract some information from the operating system and machine files.
994 AC_CHECKING([the machine- and system-dependent files to find out
995 - which libraries the lib-src programs will want, and
996 - whether the GNU malloc routines are usable])
998 ### First figure out CFLAGS (which we use for running the compiler here)
999 ### and REAL_CFLAGS (which we use for real compilation).
1000 ### The two are the same except on a few systems, where they are made
1001 ### different to work around various lossages. For example,
1002 ### GCC 2.5 on Linux needs them to be different because it treats -g
1003 ### as implying static linking.
1005 ### If the CFLAGS env var is specified, we use that value
1006 ### instead of the default.
1008 ### It's not important that this name contain the PID; you can't run
1009 ### two configures in the same directory and have anything work
1011 tempcname="conftest.c"
1014 #include "'${srcdir}'/src/'${opsysfile}'"
1015 #include "'${srcdir}'/src/'${machfile}'"
1016 #ifndef LIBS_MACHINE
1017 #define LIBS_MACHINE
1022 #ifndef C_SWITCH_SYSTEM
1023 #define C_SWITCH_SYSTEM
1025 #ifndef C_SWITCH_MACHINE
1026 #define C_SWITCH_MACHINE
1028 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1029 configure___ c_switch_system=C_SWITCH_SYSTEM
1030 configure___ c_switch_machine=C_SWITCH_MACHINE
1033 #define LIB_X11_LIB -lX11
1036 #ifndef LIBX11_MACHINE
1037 #define LIBX11_MACHINE
1040 #ifndef LIBX11_SYSTEM
1041 #define LIBX11_SYSTEM
1043 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1046 configure___ unexec=UNEXEC
1048 configure___ unexec=unexec.o
1051 #ifdef SYSTEM_MALLOC
1052 configure___ system_malloc=yes
1054 configure___ system_malloc=no
1057 #ifndef C_DEBUG_SWITCH
1058 #define C_DEBUG_SWITCH -g
1061 #ifndef C_OPTIMIZE_SWITCH
1062 #define C_OPTIMIZE_SWITCH -O
1065 #ifdef THIS_IS_CONFIGURE
1067 /* Get the CFLAGS for tests in configure. */
1069 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1071 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1074 #else /* not THIS_IS_CONFIGURE */
1076 /* Get the CFLAGS for real compilation. */
1078 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1080 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1083 #endif /* not THIS_IS_CONFIGURE */
1086 # The value of CPP is a quoted variable reference, so we need to do this
1087 # to get its actual value...
1088 CPP=`eval "echo $CPP"`
1090 eval `${CPP} -Isrc ${tempcname} \
1091 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1092 if test "x$CFLAGS" = x; then
1093 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1094 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1096 REAL_CFLAGS="$CFLAGS"
1098 changequote([, ])dnl
1101 ### Compute the unexec source name from the object name.
1102 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1104 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1105 # Assume not, until told otherwise.
1107 if test "${system_malloc}" = "yes"; then
1110 (The GNU allocators don't work with this system configuration.)"
1113 if test x"${REL_ALLOC}" = x; then
1114 REL_ALLOC=${GNU_MALLOC}
1120 #### Add the libraries to LIBS and check for some functions.
1122 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1125 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1126 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1127 AC_CHECK_LIB(dnet, dnet_ntoa)
1128 dnl This causes -lresolv to get used in subsequent tests,
1129 dnl which causes failures on some systems such as HPUX 9.
1130 dnl AC_CHECK_LIB(resolv, gethostbyname)
1132 dnl FIXME replace main with a function we actually want from this library.
1133 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1135 AC_CHECK_LIB(pthreads, cma_open)
1137 AC_MSG_CHECKING(for XFree86)
1138 if test -d /usr/X386/include; then
1140 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1144 AC_MSG_RESULT($HAVE_XFREE386)
1146 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1147 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1149 if test "${HAVE_X11}" = "yes"; then
1150 DEFS="$C_SWITCH_X_SITE $DEFS"
1151 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1152 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1154 if test "${HAVE_XFREE386}" = "yes" && test "${opsys}" = "linux"; then
1155 AC_MSG_CHECKING(whether XFree86 needs -b to link)
1157 [XOpenDisplay ("foo");],
1158 [xfree86_first_failure=no],
1159 [xfree86_first_failure=yes])
1160 if test "${xfree86_first_failure}" = "yes"; then
1161 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1162 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1163 OLD_CPPFLAGS="$CPPFLAGS"
1165 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1166 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1167 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1168 LIBS="$LIBS -b i486-linuxaout"
1170 [XOpenDisplay ("foo");],
1171 [xfree86_second_failure=no],
1172 [xfree86_second_failure=yes])
1173 if test "${xfree86_second_failure}" = "yes"; then
1174 # If we get the same failure with -b, there is no use adding -b.
1175 # So take it out. This plays safe.
1176 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1177 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1178 CPPFLAGS="$OLD_CPPFLAGS"
1189 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1190 XScreenNumberOfScreen XSetWMProtocols)
1193 if test "${USE_X_TOOLKIT}" != "none"; then
1194 AC_MSG_CHECKING(X11 toolkit version)
1195 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1196 [#if XtSpecificationRelease < 6
1199 ], [AC_MSG_RESULT(6)
1200 AC_DEFINE(HAVE_X11XTR6)],
1201 [AC_MSG_RESULT(not 6)])
1204 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1205 AC_MSG_CHECKING(whether netdb declares h_errno)
1206 AC_TRY_LINK([#include <netdb.h>],
1209 AC_DEFINE(HAVE_H_ERRNO)],
1210 [AC_MSG_RESULT(no)])
1214 # fmod, logb, and frexp are found in -lm on most systems.
1215 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1216 AC_CHECK_LIB(m, sqrt(0.0) + t)
1217 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1218 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1219 strerror fpathconf select mktime eaccess getpagesize)
1222 AC_CHECK_FUNC(socket, , ok_so_far=no)
1223 if test $ok_so_far = yes; then
1224 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1226 if test $ok_so_far = yes; then
1227 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1229 if test $ok_so_far = yes; then
1230 AC_DEFINE(HAVE_INET_SOCKETS)
1233 if test -f /usr/lpp/X11/bin/smt.exp; then
1234 AC_DEFINE(HAVE_AIX_SMT_EXP)
1237 # Set up the CFLAGS for real compilation, so we can substitute it.
1238 CFLAGS="$REAL_CFLAGS"
1241 #### Find out which version of Emacs this is.
1242 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1243 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1244 changequote([, ])dnl
1245 if test x"${version}" = x; then
1246 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1249 ### Specify what sort of things we'll be editing into Makefile and config.h.
1250 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1252 AC_SUBST(configuration)
1256 AC_SUBST(exec_prefix)
1259 AC_SUBST(sharedstatedir)
1260 AC_SUBST(libexecdir)
1264 AC_SUBST(locallisppath)
1268 AC_SUBST(archlibdir)
1271 AC_SUBST(c_switch_system)
1272 AC_SUBST(c_switch_machine)
1273 AC_SUBST(LD_SWITCH_X_SITE)
1274 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1275 AC_SUBST(C_SWITCH_X_SITE)
1277 AC_SUBST(X_TOOLKIT_TYPE)
1281 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1282 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1283 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1284 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1285 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1286 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1287 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1288 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1290 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1291 AC_DEFINE(HAVE_X_WINDOWS)
1293 if test "${USE_X_TOOLKIT}" != "none" ; then
1294 AC_DEFINE(USE_X_TOOLKIT)
1296 if test "${HAVE_X11}" = "yes" ; then
1299 if test "${HAVE_XFREE386}" = "yes" ; then
1300 AC_DEFINE(HAVE_XFREE386)
1302 if test "${HAVE_X_MENU}" = "yes" ; then
1303 AC_DEFINE(HAVE_X_MENU)
1305 if test "${GNU_MALLOC}" = "yes" ; then
1306 AC_DEFINE(GNU_MALLOC)
1308 if test "${REL_ALLOC}" = "yes" ; then
1309 AC_DEFINE(REL_ALLOC)
1311 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1312 AC_DEFINE(LISP_FLOAT_TYPE)
1315 #### Report on what we decided to do.
1317 Configured for \`${canonical}'.
1319 Where should the build process find the source code? ${srcdir}
1320 What operating system and machine description files should Emacs use?
1321 \`${opsysfile}' and \`${machfile}'
1322 What compiler should emacs be built with? ${CC} ${CFLAGS}
1323 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1324 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1325 What window system should Emacs use? ${window_system}
1326 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
1328 if test -n "${x_includes}"; then
1329 echo " Where do we find X Windows header files? ${x_includes}"
1331 echo " Where do we find X Windows header files? Standard dirs"
1333 if test -n "${x_libraries}"; then
1334 echo " Where do we find X Windows libraries? ${x_libraries}"
1336 echo " Where do we find X Windows libraries? Standard dirs"
1341 # Remove any trailing slashes in these variables.
1343 test "${prefix}" != NONE &&
1344 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1345 test "${exec_prefix}" != NONE &&
1346 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1347 changequote([, ])dnl
1349 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1350 man/Makefile lwlib/Makefile src/Makefile.in, [
1352 ### Make the necessary directories, if they don't exist.
1353 for dir in cpp etc ; do
1354 test -d ${dir} || mkdir ${dir}
1357 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1358 # after src/config.h is built, since we rely on that file.
1360 changequote(, )dnl The horror, the horror.
1361 # Now get this: Some word that is part of the ${srcdir} directory name
1362 # or the ${configuration} value might, just might, happen to be an
1363 # identifier like `sun4' or `i386' or something, and be predefined by
1364 # the C preprocessor to some helpful value like 1, or maybe the empty
1365 # string. Needless to say consequent macro substitutions are less
1366 # than conducive to the makefile finding the correct directory.
1367 undefs="`echo $top_srcdir $configuration $canonical |
1368 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1369 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1371 changequote([, ])dnl
1373 echo creating lib-src/Makefile
1375 rm -f junk.c junk1.c junk2.c
1376 sed -e '/start of cpp stuff/q' \
1377 < Makefile.in > junk1.c
1378 sed -e '1,/start of cpp stuff/d'\
1379 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1380 < Makefile.in > junk.c
1381 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1382 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1383 cat junk1.c junk2.c > Makefile.new
1384 rm -f junk.c junk1.c junk2.c
1385 chmod 444 Makefile.new
1386 mv -f Makefile.new Makefile
1389 echo creating src/Makefile
1391 rm -f junk.c junk1.c junk2.c
1392 sed -e '/start of cpp stuff/q' \
1393 < Makefile.in > junk1.c
1394 sed -e '1,/start of cpp stuff/d'\
1395 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1396 < Makefile.in > junk.c
1397 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1398 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1399 cat junk1.c junk2.c > Makefile.new
1400 rm -f junk.c junk1.c junk2.c
1401 chmod 444 Makefile.new
1402 mv -f Makefile.new Makefile
1405 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1406 echo creating src/.gdbinit
1407 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1410 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])