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:src/config.in)
9 lispdir='${datadir}/emacs/${version}/lisp'
10 locallisppath='${datadir}/emacs/site-lisp'
11 lisppath='${locallisppath}:${lispdir}'
12 etcdir='${datadir}/emacs/${version}/etc'
13 lockdir='${sharedstatedir}/emacs/lock'
14 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
15 docdir='${datadir}/emacs/${version}/etc'
18 [ --with-gcc use GCC to compile Emacs])
20 [ --with-pop support POP for mail retrieval],
21 [AC_DEFINE(MAIL_USE_POP)])
23 [ --with-kerberos support Kerberos-authenticated POP],
24 [AC_DEFINE(KERBEROS)])
26 [ --with-hesiod support Hesiod to get the POP server host],
28 dnl This should be the last --with option, because --with-x is
29 dnl added later on when we find the path of X, and it's best to
30 dnl keep them together visually.
31 AC_ARG_WITH(x-toolkit,
32 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif)],
33 [ case "${withval}" in
34 y | ye | yes ) val=athena ;;
36 l | lu | luc | luci | lucid ) val=lucid ;;
37 a | at | ath | athe | athena ) val=athena ;;
38 m | mo | mot | moti | motif ) val=motif ;;
39 dnl These don't currently work.
40 dnl o | op | ope | open | open- | open-l | open-lo \
41 dnl | open-loo | open-look ) val=open-look ;;
43 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
44 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
45 AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
46 which is \`yes', \`no', \`lucid', \`athena', or \`motif'.
47 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
53 #### Make srcdir absolute, if it isn't already. It's important to
54 #### avoid running the path through pwd unnecessary, since pwd can
55 #### give you automounter prefixes, which can go away. We do all this
56 #### so Emacs can find its files when run uninstalled.
60 ## We may be able to use the $PWD environment variable to make this
61 ## absolute. But sometimes PWD is inaccurate.
62 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
64 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
68 srcdir="`(cd ${srcdir}; pwd)`"
71 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
74 #### Check if the source directory already has a configured system in it.
75 if test `pwd` != `(cd ${srcdir} && pwd)` \
76 && test -f "${srcdir}/src/config.h" ; then
77 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
78 as a build directory right now; it has been configured in its own
79 right. To configure in another directory as well, you MUST
80 use GNU make. If you do not have GNU make, then you must
81 now do \`make distclean' in ${srcdir},
82 and then run $0 again.])
85 extrasub='/^VPATH[ ]*=/c\
95 #### Given the configuration name, set machfile and opsysfile to the
96 #### names of the m/*.h and s/*.h files we should use.
98 ### Canonicalize the configuration name.
102 configuration=$host_alias
106 ### If you add support for a new configuration, add code to this
107 ### switch statement to recognize your configuration name and select
108 ### the appropriate operating system and machine description files.
110 ### You would hope that you could choose an m/*.h file pretty much
111 ### based on the machine portion of the configuration name, and an s-
112 ### file based on the operating system portion. However, it turns out
113 ### that each m/*.h file is pretty manufacturer-specific - for
114 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
115 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
116 ### machines. So we basically have to have a special case for each
117 ### configuration name.
119 ### As far as handling version numbers on operating systems is
120 ### concerned, make sure things will fail in a fixable way. If
121 ### /etc/MACHINES doesn't say anything about version numbers, be
122 ### prepared to handle anything reasonably. If version numbers
123 ### matter, be sure /etc/MACHINES says something about it.
125 ### Eric Raymond says we should accept strings like "sysvr4" to mean
126 ### "System V Release 4"; he writes, "The old convention encouraged
127 ### confusion between `system' and `release' levels'."
129 machine='' opsys='' unported=no
130 case "${canonical}" in
135 case "${canonical}" in
136 i[345]86-*-netbsd*) machine=intel386 ;;
138 # This is somewhat bogus.
139 machine=hp9000s300 ;;
140 mips-*-netbsd*) machine=pmax ;;
141 ns32k-*-netbsd*) machine=ns32000 ;;
142 sparc-*-netbsd*) machine=sparc ;;
147 arm-acorn-riscix1.1* )
148 machine=acorn opsys=riscix1-1
150 arm-acorn-riscix1.2* | arm-acorn-riscix )
151 machine=acorn opsys=riscix1-2
155 ## Strictly speaking, we need the version of the alliant operating
156 ## system to choose the right machine file, but currently the
157 ## configuration name doesn't tell us enough to choose the right
158 ## one; we need to give alliants their own operating system name to
159 ## do this right. When someone cares, they can help us.
161 machine=alliant4 opsys=bsd4-2
164 machine=alliant-2800 opsys=bsd4-3
168 machine=alpha opsys=osf1
173 machine=altos opsys=usg5-2
178 machine=amdahl opsys=usg5-2-2
183 machine=apollo opsys=bsd4-3
186 ## AT&T 3b2, 3b5, 3b15, 3b20
188 machine=att3b opsys=usg5-2-2
191 ## AT&T 3b1 - The Mighty Unix PC!
193 machine=7300 opsys=usg5-2-2
198 machine=ibmrs6000 opsys=aix3-2
203 machine=dpx2 opsys=usg5-3
208 machine=sps7 opsys=usg5-2
211 ## CCI 5/32, 6/32 -- see "Tahoe".
214 ## I don't know what configuration name to use for this; config.sub
215 ## doesn't seem to know anything about it. Hey, Celerity users, get
217 celerity-celerity-bsd* )
218 machine=celerity opsys=bsd4-2
222 ## What operating systems does this chip run that Emacs has been
226 ## We'll use the catch-all code at the bottom to guess the
231 *-convex-bsd* | *-convex-convexos* )
232 machine=convex opsys=bsd4-3
233 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
234 NON_GNU_CPP="cc -E -P"
238 i[345]86-cubix-sysv* )
239 machine=intel386 opsys=usg5-3
243 cydra*-cydrome-sysv* )
244 machine=cydra5 opsys=usg5-3
247 ## Data General AViiON Machines
248 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
249 machine=aviion opsys=dgux5-4r3
251 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
252 machine=aviion opsys=dgux5-4r2
255 machine=aviion opsys=dgux
259 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
260 machine=pmax opsys=bsd4-2
262 mips-dec-ultrix4.[12]* | mips-dec-bsd* )
263 machine=pmax opsys=bsd4-3
266 machine=pmax opsys=ultrix4-3
269 machine=pmax opsys=osf1
271 mips-dec-mach_bsd4.3* )
272 machine=pmax opsys=mach-bsd4-3
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=mips4 opsys=riscos5
534 NON_GNU_CC="cc -systype bsd43"
535 NON_GNU_CPP="cc -systype bsd43 -E"
538 machine=mips opsys=bsd4-3
541 machine=mips opsys=usg5-2-2
545 m68*-next-* | i[345]86-next-* )
546 machine=next opsys=mach2
549 ## The complete machine from National Semiconductor
551 machine=ns32000 opsys=usg5-2
555 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
556 machine=tower32 opsys=usg5-2-2
558 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
559 machine=tower32v3 opsys=usg5-3
564 machine=targon31 opsys=usg5-2-2
569 machine=nu opsys=usg5-2
574 machine=plexus opsys=usg5-2
578 ## I don't really have any idea what sort of processor the Pyramid has,
579 ## so I'm assuming it is its own architecture.
580 pyramid-pyramid-bsd* )
581 machine=pyramid opsys=bsd4-2
585 ns32k-sequent-bsd4.2* )
586 machine=sequent opsys=bsd4-2
588 ns32k-sequent-bsd4.3* )
589 machine=sequent opsys=bsd4-3
594 machine=mips-siemens opsys=usg5-4
595 NON_GNU_CC=/usr/ccs/bin/cc
596 NON_GNU_CPP=/usr/ccs/lib/cpp
599 ## Silicon Graphics machines
600 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
602 machine=irist opsys=iris3-5
604 m68*-sgi-iris3.6* | m68*-sgi-iris*)
605 machine=irist opsys=iris3-6
609 machine=iris4d opsys=irix3-3
612 machine=iris4d opsys=irix4-0
615 machine=iris4d opsys=irix6-0
617 mips-sgi-irix5.[01]* )
618 machine=iris4d opsys=irix5-0
620 mips-sgi-irix5* | mips-sgi-irix* )
621 machine=iris4d opsys=irix5-2
626 machine=news opsys=bsd4-2
629 machine=news opsys=bsd4-3
631 m68*-sony-newsos3* | m68*-sony-news3*)
632 machine=news opsys=bsd4-3
634 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
635 machine=news-risc opsys=bsd4-3
638 machine=news-risc opsys=newsos5
643 machine=stride opsys=usg5-2
647 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
648 case "${canonical}" in
649 m68*-sunos1* ) machine=sun1 ;;
650 m68*-sunos2* ) machine=sun2 ;;
651 m68* ) machine=sun3 ;;
652 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
653 i[345]86-*-* ) machine=intel386 ;;
654 sparc* ) machine=sparc ;;
657 case "${canonical}" in
658 ## The Sun386 didn't get past 4.0.
659 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
660 *-sunos4.0* ) opsys=sunos4-0 ;;
663 NON_GNU_CPP=/usr/lib/cpp
665 *-sunos4* | *-sunos ) opsys=sunos4-1
666 NON_GCC_TEST_OPTIONS=-Bstatic
667 GCC_TEST_OPTIONS=-static
669 *-sunos5.3* | *-solaris2.3* )
671 NON_GNU_CPP=/usr/ccs/lib/cpp
673 *-sunos5.4* | *-solaris2.4* )
675 NON_GNU_CPP=/usr/ccs/lib/cpp
677 *-sunos5.5* | *-solaris2.5* )
679 NON_GNU_CPP=/usr/ccs/lib/cpp
681 *-sunos5* | *-solaris* )
683 NON_GNU_CPP=/usr/ccs/lib/cpp
691 machine=tad68k opsys=usg5-3
695 tahoe-tahoe-bsd4.2* )
696 machine=tahoe opsys=bsd4-2
698 tahoe-tahoe-bsd4.3* )
699 machine=tahoe opsys=bsd4-3
702 ## Tandem Integrity S2
704 machine=tandem-s2 opsys=usg5-3
708 m88k-tektronix-sysv3* )
709 machine=tekxd88 opsys=usg5-3
712 ## Tektronix 16000 box (6130?)
713 ns16k-tektronix-bsd* )
714 machine=ns16000 opsys=bsd4-2
717 ## src/m/tek4300.h hints that this is a m68k machine.
718 m68*-tektronix-bsd* )
719 machine=tek4300 opsys=bsd4-3
723 ## We seem to have lost the machine-description file titan.h!
725 machine=titan opsys=usg5-3
728 ## Ustation E30 (SS5E)
729 m68*-unisys-uniplus* )
730 machine=ustation opsystem=unipl5-2
736 case "${canonical}" in
737 *-bsd4.1* ) opsys=bsd4-1 ;;
738 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
739 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
740 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
741 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
742 *-vms* ) opsys=vms ;;
748 ns16k-whitechapel-* )
750 ## We don't know what sort of OS runs on these; we'll let the
751 ## operating system guessing code below try.
756 machine=wicat opsys=usg5-2
759 ## Intel 386 machines where we don't care about the manufacturer
762 case "${canonical}" in
763 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
764 *-isc2.2* ) opsys=isc2-2 ;;
765 *-isc4.0* ) opsys=isc4-0 ;;
766 *-isc4.* ) opsys=isc4-1 ;;
767 *-isc* ) opsys=isc3-0 ;;
768 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
769 *-esix* ) opsys=esix ;;
770 *-xenix* ) opsys=xenix ;;
771 *-linux* ) opsys=linux ;;
772 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
773 *-bsd386* | *-bsdi1* ) opsys=bsd386 ;;
774 *-bsdi2* ) opsys=bsdos2 ;;
775 *-386bsd* ) opsys=386bsd ;;
776 *-freebsd* ) opsys=freebsd ;;
777 *-nextstep* ) opsys=mach2 ;;
778 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
787 ### If the code above didn't choose an operating system, just choose
788 ### an operating system based on the configuration name. You really
789 ### only want to use this when you have no idea what the right
790 ### operating system is; if you know what operating systems a machine
791 ### runs, it's cleaner to make it explicit in the case statement
793 if test x"${opsys}" = x; then
794 case "${canonical}" in
795 *-gnu* ) opsys=gnu ;;
796 *-bsd4.[01] ) opsys=bsd4-1 ;;
797 *-bsd4.2 ) opsys=bsd4-2 ;;
798 *-bsd4.3 ) opsys=bsd4-3 ;;
799 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
800 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
801 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
802 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
803 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
804 *-sysv4.1 | *-sysvr4.1 )
805 NON_GNU_CPP=/usr/lib/cpp
807 *-sysv4.2 | *-sysvr4.2 )
808 if [ x$NON_GNU_CPP = x ]; then
809 NON_GNU_CPP=/usr/ccs/lib/cpp
820 if test $unported = yes; then
821 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
822 Check \`etc/MACHINES' for recognized configuration names.])
825 machfile="m/${machine}.h"
826 opsysfile="s/${opsys}.h"
829 #### Choose a compiler.
830 test -n "$CC" && cc_specified=yes
833 "yes" ) CC="gcc" GCC=yes ;;
838 # On Suns, sometimes $CPP names a directory.
839 if test -n "$CPP" && test -d "$CPP"; then
843 #### Some systems specify a CPP to use unless we are using GCC.
844 #### Now that we know whether we are using GCC, we can decide whether
845 #### to use that one.
846 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
851 #### Some systems specify a CC to use unless we are using GCC.
852 #### Now that we know whether we are using GCC, we can decide whether
853 #### to use that one.
854 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
855 test x$cc_specified != xyes
860 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
862 CC="$CC $GCC_TEST_OPTIONS"
865 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
867 CC="$CC $NON_GCC_TEST_OPTIONS"
870 #### Some other nice autoconf tests. If you add a test here which
871 #### should make an entry in src/config.h, don't forget to add an
872 #### #undef clause to src/config.h.in for autoconf to modify.
874 dnl checks for programs
880 dnl checks for Unix variants
883 dnl checks for header files
884 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
889 dnl Some systems have utime.h but don't declare the struct anyplace.
890 AC_MSG_CHECKING(for struct utimbuf)
891 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
892 #include <sys/time.h>
895 #ifdef HAVE_SYS_TIME_H
896 #include <sys/time.h>
903 #endif], [static struct utimbuf x; x.actime = x.modtime;],
905 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
908 dnl checks for typedefs
911 AC_MSG_CHECKING(for struct timeval)
912 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
913 #include <sys/time.h>
916 #ifdef HAVE_SYS_TIME_H
917 #include <sys/time.h>
921 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
923 AC_DEFINE(HAVE_TIMEVAL)],
926 dnl checks for structure members
930 dnl checks for compiler characteristics
933 dnl check for Make feature
936 dnl checks for operating system services
937 AC_SYS_LONG_FILE_NAMES
939 #### Choose a window system.
942 if test "$no_x" = yes; then
948 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
949 LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
950 LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
952 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
953 C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
956 if test x"${x_includes}" = x; then
957 bitmapdir=/usr/include/X11/bitmaps
959 # accumulate include directories that have X11 bitmap sudirectories
961 for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
962 if test -d "${bmd}/X11/bitmaps"; then
963 bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
964 elif test -d "${bmd}/bitmaps"; then
965 bmd_acc="${bmd_acc}:${bmd}/bitmaps"
968 if test ${bmd_acc} != "dummyval"; then
969 bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
973 case "${window_system}" in
977 case "${with_x_toolkit}" in
978 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
979 motif ) USE_X_TOOLKIT=MOTIF ;;
980 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
981 * ) USE_X_TOOLKIT=none ;;
990 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
992 ### If we're using X11, we should use the X menu package.
995 yes ) HAVE_X_MENU=yes ;;
998 if test "${opsys}" = "hpux9"; then
999 case "${x_libraries}" in
1001 opsysfile="s/hpux9-x11r4.h"
1006 if test "${opsys}" = "hpux9shr"; then
1007 case "${x_libraries}" in
1009 opsysfile="s/hpux9shxr4.h"
1014 #### Extract some information from the operating system and machine files.
1016 AC_CHECKING([the machine- and system-dependent files to find out
1017 - which libraries the lib-src programs will want, and
1018 - whether the GNU malloc routines are usable])
1020 ### First figure out CFLAGS (which we use for running the compiler here)
1021 ### and REAL_CFLAGS (which we use for real compilation).
1022 ### The two are the same except on a few systems, where they are made
1023 ### different to work around various lossages. For example,
1024 ### GCC 2.5 on Linux needs them to be different because it treats -g
1025 ### as implying static linking.
1027 ### If the CFLAGS env var is specified, we use that value
1028 ### instead of the default.
1030 ### It's not important that this name contain the PID; you can't run
1031 ### two configures in the same directory and have anything work
1033 tempcname="conftest.c"
1036 #include "'${srcdir}'/src/'${opsysfile}'"
1037 #include "'${srcdir}'/src/'${machfile}'"
1038 #ifndef LIBS_MACHINE
1039 #define LIBS_MACHINE
1044 #ifndef C_SWITCH_SYSTEM
1045 #define C_SWITCH_SYSTEM
1047 #ifndef C_SWITCH_MACHINE
1048 #define C_SWITCH_MACHINE
1050 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1051 configure___ c_switch_system=C_SWITCH_SYSTEM
1052 configure___ c_switch_machine=C_SWITCH_MACHINE
1055 #define LIB_X11_LIB -lX11
1058 #ifndef LIBX11_MACHINE
1059 #define LIBX11_MACHINE
1062 #ifndef LIBX11_SYSTEM
1063 #define LIBX11_SYSTEM
1065 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1068 configure___ unexec=UNEXEC
1070 configure___ unexec=unexec.o
1073 #ifdef SYSTEM_MALLOC
1074 configure___ system_malloc=yes
1076 configure___ system_malloc=no
1079 #ifndef C_DEBUG_SWITCH
1080 #define C_DEBUG_SWITCH -g
1083 #ifndef C_OPTIMIZE_SWITCH
1084 #define C_OPTIMIZE_SWITCH -O
1087 #ifdef THIS_IS_CONFIGURE
1089 /* Get the CFLAGS for tests in configure. */
1091 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1093 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1096 #else /* not THIS_IS_CONFIGURE */
1098 /* Get the CFLAGS for real compilation. */
1100 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1102 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1105 #endif /* not THIS_IS_CONFIGURE */
1108 # The value of CPP is a quoted variable reference, so we need to do this
1109 # to get its actual value...
1110 CPP=`eval "echo $CPP"`
1112 eval `${CPP} -Isrc ${tempcname} \
1113 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1114 if test "x$CFLAGS" = x; then
1115 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1116 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1118 REAL_CFLAGS="$CFLAGS"
1120 changequote([, ])dnl
1123 ### Compute the unexec source name from the object name.
1124 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1126 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1127 # Assume not, until told otherwise.
1129 if test "${system_malloc}" = "yes"; then
1132 (The GNU allocators don't work with this system configuration.)"
1135 if test x"${REL_ALLOC}" = x; then
1136 REL_ALLOC=${GNU_MALLOC}
1142 #### Add the libraries to LIBS and check for some functions.
1144 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1147 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1148 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1149 AC_CHECK_LIB(dnet, dnet_ntoa)
1150 dnl This causes -lresolv to get used in subsequent tests,
1151 dnl which causes failures on some systems such as HPUX 9.
1152 dnl AC_CHECK_LIB(resolv, gethostbyname)
1154 dnl FIXME replace main with a function we actually want from this library.
1155 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1157 AC_CHECK_LIB(pthreads, cma_open)
1159 AC_MSG_CHECKING(for XFree86)
1160 if test -d /usr/X386/include; then
1162 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1166 AC_MSG_RESULT($HAVE_XFREE386)
1168 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1169 # for the tests that follow. We set it back to REAL_CFLAGS later on.
1171 if test "${HAVE_X11}" = "yes"; then
1172 DEFS="$C_SWITCH_X_SITE $DEFS"
1173 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1174 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1176 if test "${opsys}" = "linux"; then
1177 AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1179 [XOpenDisplay ("foo");],
1180 [xlinux_first_failure=no],
1181 [xlinux_first_failure=yes])
1182 if test "${xlinux_first_failure}" = "yes"; then
1183 OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1184 OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1185 OLD_CPPFLAGS="$CPPFLAGS"
1187 LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1188 C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1189 CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1190 LIBS="$LIBS -b i486-linuxaout"
1192 [XOpenDisplay ("foo");],
1193 [xlinux_second_failure=no],
1194 [xlinux_second_failure=yes])
1195 if test "${xlinux_second_failure}" = "yes"; then
1196 # If we get the same failure with -b, there is no use adding -b.
1197 # So take it out. This plays safe.
1198 LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1199 C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1200 CPPFLAGS="$OLD_CPPFLAGS"
1211 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1212 XScreenNumberOfScreen XSetWMProtocols)
1215 if test "${USE_X_TOOLKIT}" != "none"; then
1216 AC_MSG_CHECKING(X11 toolkit version)
1217 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1218 [#if XtSpecificationRelease < 6
1221 ], [AC_MSG_RESULT(6)
1222 AC_DEFINE(HAVE_X11XTR6)],
1223 [AC_MSG_RESULT(not 6)])
1226 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1227 AC_MSG_CHECKING(whether netdb declares h_errno)
1228 AC_TRY_LINK([#include <netdb.h>],
1231 AC_DEFINE(HAVE_H_ERRNO)],
1232 [AC_MSG_RESULT(no)])
1236 # fmod, logb, and frexp are found in -lm on most systems.
1237 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1238 AC_CHECK_LIB(m, sqrt(0.0) + t)
1239 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1240 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1241 strerror fpathconf select mktime eaccess getpagesize)
1244 AC_CHECK_FUNC(socket, , ok_so_far=no)
1245 if test $ok_so_far = yes; then
1246 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1248 if test $ok_so_far = yes; then
1249 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1251 if test $ok_so_far = yes; then
1252 AC_DEFINE(HAVE_INET_SOCKETS)
1255 if test -f /usr/lpp/X11/bin/smt.exp; then
1256 AC_DEFINE(HAVE_AIX_SMT_EXP)
1259 # Set up the CFLAGS for real compilation, so we can substitute it.
1260 CFLAGS="$REAL_CFLAGS"
1263 #### Find out which version of Emacs this is.
1264 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1265 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1266 changequote([, ])dnl
1267 if test x"${version}" = x; then
1268 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1271 ### Specify what sort of things we'll be editing into Makefile and config.h.
1272 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1274 AC_SUBST(configuration)
1278 AC_SUBST(exec_prefix)
1281 AC_SUBST(sharedstatedir)
1282 AC_SUBST(libexecdir)
1286 AC_SUBST(locallisppath)
1290 AC_SUBST(archlibdir)
1293 AC_SUBST(c_switch_system)
1294 AC_SUBST(c_switch_machine)
1295 AC_SUBST(LD_SWITCH_X_SITE)
1296 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1297 AC_SUBST(C_SWITCH_X_SITE)
1299 AC_SUBST(X_TOOLKIT_TYPE)
1303 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1304 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1305 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1306 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1307 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1308 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1309 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1310 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1312 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1313 AC_DEFINE(HAVE_X_WINDOWS)
1315 if test "${USE_X_TOOLKIT}" != "none" ; then
1316 AC_DEFINE(USE_X_TOOLKIT)
1318 if test "${HAVE_X11}" = "yes" ; then
1321 if test "${HAVE_XFREE386}" = "yes" ; then
1322 AC_DEFINE(HAVE_XFREE386)
1324 if test "${HAVE_X_MENU}" = "yes" ; then
1325 AC_DEFINE(HAVE_X_MENU)
1327 if test "${GNU_MALLOC}" = "yes" ; then
1328 AC_DEFINE(GNU_MALLOC)
1330 if test "${REL_ALLOC}" = "yes" ; then
1331 AC_DEFINE(REL_ALLOC)
1333 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1334 AC_DEFINE(LISP_FLOAT_TYPE)
1337 #### Report on what we decided to do.
1339 Configured for \`${canonical}'.
1341 Where should the build process find the source code? ${srcdir}
1342 What operating system and machine description files should Emacs use?
1343 \`${opsysfile}' and \`${machfile}'
1344 What compiler should emacs be built with? ${CC} ${CFLAGS}
1345 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1346 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1347 What window system should Emacs use? ${window_system}
1348 What toolkit should Emacs use? ${USE_X_TOOLKIT}"
1350 if test -n "${x_includes}"; then
1351 echo " Where do we find X Windows header files? ${x_includes}"
1353 echo " Where do we find X Windows header files? Standard dirs"
1355 if test -n "${x_libraries}"; then
1356 echo " Where do we find X Windows libraries? ${x_libraries}"
1358 echo " Where do we find X Windows libraries? Standard dirs"
1363 # Remove any trailing slashes in these variables.
1365 test "${prefix}" != NONE &&
1366 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1367 test "${exec_prefix}" != NONE &&
1368 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1369 changequote([, ])dnl
1371 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1372 man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in, [
1374 ### Make the necessary directories, if they don't exist.
1375 for dir in cpp etc ; do
1376 test -d ${dir} || mkdir ${dir}
1379 # Build src/Makefile from ${srcdir}/src/Makefile.c
1380 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1381 # This must be done after src/config.h is built, since we rely on that file.
1383 changequote(, )dnl The horror, the horror.
1384 # Now get this: Some word that is part of the ${srcdir} directory name
1385 # or the ${configuration} value might, just might, happen to be an
1386 # identifier like `sun4' or `i386' or something, and be predefined by
1387 # the C preprocessor to some helpful value like 1, or maybe the empty
1388 # string. Needless to say consequent macro substitutions are less
1389 # than conducive to the makefile finding the correct directory.
1390 undefs="`echo $top_srcdir $configuration $canonical |
1391 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1392 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1394 changequote([, ])dnl
1396 echo creating lib-src/Makefile
1398 rm -f junk.c junk1.c junk2.c
1399 sed -e '/start of cpp stuff/q' \
1400 < Makefile.c > junk1.c
1401 sed -e '1,/start of cpp stuff/d'\
1402 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1403 < Makefile.c > junk.c
1404 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1405 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1406 cat junk1.c junk2.c > Makefile.new
1407 rm -f junk.c junk1.c junk2.c
1408 chmod 444 Makefile.new
1409 mv -f Makefile.new Makefile
1412 echo creating src/Makefile
1414 rm -f junk.c junk1.c junk2.c
1415 sed -e '/start of cpp stuff/q' \
1416 < Makefile.c > junk1.c
1417 sed -e '1,/start of cpp stuff/d'\
1418 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1419 < Makefile.c > junk.c
1420 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1421 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1422 cat junk1.c junk2.c > Makefile.new
1423 rm -f junk.c junk1.c junk2.c
1424 chmod 444 Makefile.new
1425 mv -f Makefile.new Makefile
1428 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1429 echo creating src/.gdbinit
1430 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1433 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])