1 dnl This is an autoconf script.
2 dnl To rebuild the `configure' script from this, execute the command
4 dnl in the directory containing this script.
7 AC_CONFIG_HEADER(src/config.h)
9 bindir='${exec_prefix}/bin'
10 datadir='${prefix}/share'
11 sharedstatedir='${prefix}/com'
12 libexecdir='${exec_prefix}/libexec'
13 mandir='${prefix}/man/man1'
14 infodir='${prefix}/info'
15 lispdir='${datadir}/emacs/${version}/lisp'
16 locallisppath='${datadir}/emacs/site-lisp'
17 lisppath='${locallisppath}:${lispdir}'
18 etcdir='${datadir}/emacs/${version}/etc'
19 lockdir='${sharedstatedir}/emacs/lock'
20 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
21 docdir='${datadir}/emacs/${version}/etc'
24 [ --with-gcc use GCC to compile Emacs])
26 [ --with-pop support POP for mail retrieval],
27 [AC_DEFINE(MAIL_USE_POP)])
29 [ --with-kerberos support Kerberos-authenticated POP],
30 [AC_DEFINE(KERBEROS)])
32 [ --with-hesiod support Hesiod to get the POP server host],
34 dnl This should be the last --with option, because --with-x is
35 dnl added later on when we find the path of X, and it's best to
36 dnl keep them together visually.
37 AC_ARG_WITH(x-toolkit,
38 [ --with-x-toolkit=KIT use an X toolkit (KIT = yes/lucid/athena/motif)],
39 [ case "${withval}" in
40 y | ye | yes ) val=athena ;;
42 l | lu | luc | luci | lucid ) val=lucid ;;
43 a | at | ath | athe | athena ) val=athena ;;
44 m | mo | mot | moti | motif ) val=motif ;;
45 dnl These don't currently work.
46 dnl o | op | ope | open | open- | open-l | open-lo \
47 dnl | open-loo | open-look ) val=open-look ;;
49 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
50 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
51 AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
52 which is \`yes', \`no', \`lucid', \`athena', or \`motif'.
53 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
59 #### Make srcdir absolute, if it isn't already. It's important to
60 #### avoid running the path through pwd unnecessary, since pwd can
61 #### give you automounter prefixes, which can go away. We do all this
62 #### so Emacs can find its files when run uninstalled.
66 ## We may be able to use the $PWD environment variable to make this
67 ## absolute. But sometimes PWD is inaccurate.
68 if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`" ;
72 srcdir="`(cd ${srcdir}; pwd)`"
75 * ) srcdir="`(cd ${srcdir}; pwd)`" ;;
78 #### Check if the source directory already has a configured system in it.
79 if test `pwd` != `(cd ${srcdir} && pwd)` \
80 && test -f "${srcdir}/src/config.h" ; then
81 AC_MSG_WARN([The directory tree \`${srcdir}' is being used
82 as a build directory right now; it has been configured in its own
83 right. To configure in another directory as well, you MUST
84 use GNU make. If you do not have GNU make, then you must
85 now do \`make distclean' in ${srcdir},
86 and then run $0 again.])
89 extrasub='/^VPATH[ ]*=/c\
99 #### Given the configuration name, set machfile and opsysfile to the
100 #### names of the m/*.h and s/*.h files we should use.
102 ### Canonicalize the configuration name.
106 configuration=$host_alias
110 ### If you add support for a new configuration, add code to this
111 ### switch statement to recognize your configuration name and select
112 ### the appropriate operating system and machine description files.
114 ### You would hope that you could choose an m/*.h file pretty much
115 ### based on the machine portion of the configuration name, and an s-
116 ### file based on the operating system portion. However, it turns out
117 ### that each m/*.h file is pretty manufacturer-specific - for
118 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
119 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
120 ### machines. So we basically have to have a special case for each
121 ### configuration name.
123 ### As far as handling version numbers on operating systems is
124 ### concerned, make sure things will fail in a fixable way. If
125 ### /etc/MACHINES doesn't say anything about version numbers, be
126 ### prepared to handle anything reasonably. If version numbers
127 ### matter, be sure /etc/MACHINES says something about it.
129 ### Eric Raymond says we should accept strings like "sysvr4" to mean
130 ### "System V Release 4"; he writes, "The old convention encouraged
131 ### confusion between `system' and `release' levels'."
133 machine='' opsys='' unported=no
134 case "${canonical}" in
139 case "${canonical}" in
140 i[345]86-*-netbsd*) machine=intel386 ;;
142 # This is somewhat bogus.
143 machine=hp9000s300 ;;
144 mips-*-netbsd*) machine=pmax ;;
145 ns32k-*-netbsd*) machine=ns32000 ;;
146 sparc-*-netbsd*) machine=sparc ;;
151 arm-acorn-riscix1.1* )
152 machine=acorn opsys=riscix1-1
154 arm-acorn-riscix1.2* | arm-acorn-riscix )
155 machine=acorn opsys=riscix1-2
159 ## Strictly speaking, we need the version of the alliant operating
160 ## system to choose the right machine file, but currently the
161 ## configuration name doesn't tell us enough to choose the right
162 ## one; we need to give alliants their own operating system name to
163 ## do this right. When someone cares, they can help us.
165 machine=alliant4 opsys=bsd4-2
168 machine=alliant-2800 opsys=bsd4-3
172 machine=alpha opsys=osf1
177 machine=altos opsys=usg5-2
182 machine=amdahl opsys=usg5-2-2
185 ## Appallings - I mean, Apollos - running Domain
187 machine=apollo opsys=domain NON_GNU_CPP=/usr/lib/cpp
190 ## AT&T 3b2, 3b5, 3b15, 3b20
192 machine=att3b opsys=usg5-2-2
195 ## AT&T 3b1 - The Mighty Unix PC!
197 machine=7300 opsys=usg5-2-2
202 machine=ibmrs6000 opsys=aix3-2
207 machine=dpx2 opsys=usg5-3
212 machine=sps7 opsys=usg5-2
215 ## CCI 5/32, 6/32 -- see "Tahoe".
218 ## I don't know what configuration name to use for this; config.sub
219 ## doesn't seem to know anything about it. Hey, Celerity users, get
221 celerity-celerity-bsd* )
222 machine=celerity opsys=bsd4-2
226 ## What operating systems does this chip run that Emacs has been
230 ## We'll use the catch-all code at the bottom to guess the
235 *-convex-bsd* | *-convex-convexos* )
236 machine=convex opsys=bsd4-3
237 ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
238 NON_GNU_CPP="cc -E -P"
242 i[345]86-cubix-sysv* )
243 machine=intel386 opsys=usg5-3
247 cydra*-cydrome-sysv* )
248 machine=cydra5 opsys=usg5-3
251 ## Data General AViiON Machines
252 m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
253 machine=aviion opsys=dgux5-4r3
255 m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
256 machine=aviion opsys=dgux5-4r2
259 machine=aviion opsys=dgux
263 mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
264 machine=pmax opsys=bsd4-2
266 mips-dec-ultrix* | mips-dec-bsd* )
267 machine=pmax opsys=bsd4-3
270 machine=pmax opsys=osf1
273 ## Motorola Delta machines
274 m68k-motorola-sysv* | m68000-motorola-sysv* )
275 machine=delta opsys=usg5-3
276 if test -z "`type gnucc | grep 'not found'`"
279 if test -z "`type gcc | grep 'not found'`"
285 m88k-motorola-sysv4* )
286 machine=delta88k opsys=usg5-4
288 m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
289 machine=delta88k opsys=usg5-3
294 machine=dual opsys=usg5-2
297 machine=dual opsys=unipl5-2
302 machine=elxsi opsys=usg5-2
307 machine=ns16000 opsys=umax
310 ## The GEC 93 - apparently, this port isn't really finished yet.
312 ## Gould Power Node and NP1
314 machine=gould opsys=bsd4-2
317 machine=gould opsys=bsd4-3
320 machine=gould-np1 opsys=bsd4-3
323 ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
324 ## as far as Emacs is concerned).
326 # Build needs to be different on 7.0 and later releases
328 [56].[0-9] ) machine=nh4000 opsys=cxux ;;
329 [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
332 ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
334 machine=nh3000 opsys=cxux
338 xps*-honeywell-sysv* )
339 machine=xps100 opsys=usg5-2
342 ## HP 9000 series 200 or 300
344 machine=hp9000s300 opsys=bsd4-3
346 ## HP/UX 7, 8 and 9 are supported on these machines.
349 ## Someone's system reports A.B8.05 for this.
350 ## I wonder what other possibilities there are.
351 *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
352 *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
353 *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
354 *) machine=hp9000s300 opsys=hpux ;;
358 ## HP 9000 series 700 and 800, running HP/UX
360 machine=hp800 opsys=hpux
363 machine=hp800 opsys=hpux8
366 machine=hp800 opsys=hpux9shr
369 machine=hp800 opsys=hpux9
372 ## HP 9000 series 700 and 800, running HP/UX
374 ## Cross-compilation? Nah!
376 ## Someone's system reports A.B8.05 for this.
377 ## I wonder what other possibilities there are.
378 *.B8.* ) machine=hp800 opsys=hpux8 ;;
379 *.08.* ) machine=hp800 opsys=hpux8 ;;
380 *.09.* ) machine=hp800 opsys=hpux9 ;;
381 *) machine=hp800 opsys=hpux ;;
387 machine=orion opsys=bsd4-2
390 machine=orion105 opsys=bsd4-2
394 i[345]86-ibm-aix1.1* )
395 machine=ibmps2-aix opsys=usg5-2-2
397 i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
398 machine=ibmps2-aix opsys=usg5-3
401 machine=ibm370aix opsys=usg5-3
403 rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1* )
404 machine=ibmrs6000 opsys=aix3-1
406 rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
407 machine=ibmrs6000 opsys=aix3-2-5
409 rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1* )
410 machine=ibmrs6000 opsys=aix4-1
412 rs6000-ibm-aix4* | powerpc-ibm-aix4* )
413 machine=ibmrs6000 opsys=aix4
415 rs6000-ibm-aix* | powerpc-ibm-aix* )
416 machine=ibmrs6000 opsys=aix3-2
419 machine=ibmrt opsys=bsd4-3
422 machine=ibmrt opsys=bsd4-2
425 machine=ibmrt opsys=bsd4-3
428 machine=ibmrt opsys=bsd4-2
431 machine=ibmrt opsys=bsd4-3
434 machine=ibmrt opsys=bsd4-3
437 machine=ibmrt-aix opsys=usg5-2-2
440 ## Integrated Solutions `Optimum V'
442 machine=isi-ov opsys=bsd4-2
445 machine=isi-ov opsys=bsd4-3
448 ## Intel 386 machines where we do care about the manufacturer
449 i[345]86-intsys-sysv* )
450 machine=is386 opsys=usg5-2-2
454 i[345]86-prime-sysv* )
455 machine=i386 opsys=usg5-3
458 ## Sequent Symmetry running Dynix
459 i[345]86-sequent-bsd* )
460 machine=symmetry opsys=bsd4-3
463 ## Sequent Symmetry running DYNIX/ptx
464 ## Use the old cpp rather than the newer ANSI one.
465 i[345]86-sequent-ptx* )
466 machine=sequent-ptx opsys=ptx
467 NON_GNU_CPP="/lib/cpp"
470 ## Unspecified sysv on an ncr machine defaults to svr4.2.
471 ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
473 machine=intel386 opsys=usg5-4-2
476 ## Intel Paragon OSF/1
478 machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
483 machine=i860 opsys=usg5-4
484 NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
485 NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
490 machine=masscomp opsys=rtu
495 machine=mega68 opsys=bsd4-2
498 ## Workstations sold by MIPS
499 ## This is not necessarily all workstations using the MIPS processor -
500 ## Irises are produced by SGI, and DECstations by DEC.
502 ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
503 ## and usg5-2-2 and bsd4-3 as possible OS files. The only guidance
504 ## it gives for choosing between the alternatives seems to be "Use
505 ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
506 ## the BSD world." I'll assume that these are instructions for
507 ## handling two odd situations, and that every other situation
508 ## should use mips.h and usg5-2-2, they being listed first.
511 ## Fall through to the general code at the bottom to decide on the OS.
514 machine=mips4 opsys=bsd4-3
515 NON_GNU_CC="cc -systype bsd43"
516 NON_GNU_CPP="cc -systype bsd43 -E"
519 machine=mips opsys=bsd4-3
522 machine=mips opsys=usg5-2-2
526 m68*-next-* | i[345]86-next-* )
527 machine=next opsys=mach2
530 ## The complete machine from National Semiconductor
532 machine=ns32000 opsys=usg5-2
536 m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
537 machine=tower32 opsys=usg5-2-2
539 m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
540 machine=tower32v3 opsys=usg5-3
545 machine=targon31 opsys=usg5-2-2
550 machine=nu opsys=usg5-2
555 machine=plexus opsys=usg5-2
559 ## I don't really have any idea what sort of processor the Pyramid has,
560 ## so I'm assuming it is its own architecture.
561 pyramid-pyramid-bsd* )
562 machine=pyramid opsys=bsd4-2
566 ns32k-sequent-bsd4.2* )
567 machine=sequent opsys=bsd4-2
569 ns32k-sequent-bsd4.3* )
570 machine=sequent opsys=bsd4-3
575 machine=mips-siemens opsys=usg5-4
576 NON_GNU_CC=/usr/ccs/bin/cc
577 NON_GNU_CPP=/usr/ccs/lib/cpp
580 ## Silicon Graphics machines
581 ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
583 machine=irist opsys=iris3-5
585 m68*-sgi-iris3.6* | m68*-sgi-iris*)
586 machine=irist opsys=iris3-6
590 machine=iris4d opsys=irix3-3
593 machine=iris4d opsys=irix4-0
596 machine=iris4d opsys=irix6-0
598 mips-sgi-irix5.[01]* )
599 machine=iris4d opsys=irix5-0
601 mips-sgi-irix5* | mips-sgi-irix* )
602 machine=iris4d opsys=irix5-2
607 machine=news opsys=bsd4-2
610 machine=news opsys=bsd4-3
612 m68*-sony-newsos3* | m68*-sony-news3*)
613 machine=news opsys=bsd4-3
615 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
616 machine=news-risc opsys=bsd4-3
619 machine=news-risc opsys=newsos5
624 machine=stride opsys=usg5-2
628 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
629 case "${canonical}" in
630 m68*-sunos1* ) machine=sun1 ;;
631 m68*-sunos2* ) machine=sun2 ;;
632 m68* ) machine=sun3 ;;
633 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
634 i[345]86-*-* ) machine=intel386 ;;
635 sparc* ) machine=sparc ;;
638 case "${canonical}" in
639 ## The Sun386 didn't get past 4.0.
640 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
641 *-sunos4.0* ) opsys=sunos4-0 ;;
642 *-sunos4.1.3* ) opsys=sunos4-1-3
643 NON_GCC_TEST_OPTIONS=-Bstatic
644 GCC_TEST_OPTIONS=-static
645 NON_GNU_CPP=/usr/lib/cpp
647 *-sunos4shr* ) opsys=sunos4shr
648 NON_GNU_CPP=/usr/lib/cpp
650 *-sunos4* | *-sunos ) opsys=sunos4-1
651 NON_GCC_TEST_OPTIONS=-Bstatic
652 GCC_TEST_OPTIONS=-static
654 *-sunos5.3* | *-solaris2.3* )
656 NON_GNU_CPP=/usr/ccs/lib/cpp
658 *-sunos5.4* | *-solaris2.4* )
660 NON_GNU_CPP=/usr/ccs/lib/cpp
662 *-sunos5* | *-solaris* )
664 NON_GNU_CPP=/usr/ccs/lib/cpp
672 machine=tad68k opsys=usg5-3
676 tahoe-tahoe-bsd4.2* )
677 machine=tahoe opsys=bsd4-2
679 tahoe-tahoe-bsd4.3* )
680 machine=tahoe opsys=bsd4-3
683 ## Tandem Integrity S2
685 machine=tandem-s2 opsys=usg5-3
689 m88k-tektronix-sysv3* )
690 machine=tekxd88 opsys=usg5-3
693 ## Tektronix 16000 box (6130?)
694 ns16k-tektronix-bsd* )
695 machine=ns16000 opsys=bsd4-2
698 ## src/m/tek4300.h hints that this is a m68k machine.
699 m68*-tektronix-bsd* )
700 machine=tek4300 opsys=bsd4-3
704 ## We seem to have lost the machine-description file titan.h!
706 machine=titan opsys=usg5-3
709 ## Ustation E30 (SS5E)
710 m68*-unisys-uniplus* )
711 machine=ustation opsystem=unipl5-2
717 case "${canonical}" in
718 *-bsd4.1* ) opsys=bsd4-1 ;;
719 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
720 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
721 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
722 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
723 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
724 *-vms* ) opsys=vms ;;
730 ns16k-whitechapel-* )
732 ## We don't know what sort of OS runs on these; we'll let the
733 ## operating system guessing code below try.
738 machine=wicat opsys=usg5-2
741 ## Intel 386 machines where we don't care about the manufacturer
744 case "${canonical}" in
745 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
746 *-isc2.2* ) opsys=isc2-2 ;;
747 *-isc4.0* ) opsys=isc4-0 ;;
748 *-isc4.* ) opsys=isc4-1 ;;
749 *-isc* ) opsys=isc3-0 ;;
750 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
751 *-esix* ) opsys=esix ;;
752 *-xenix* ) opsys=xenix ;;
753 *-linux* ) opsys=linux ;;
754 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
755 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
756 *-386bsd* ) opsys=386bsd ;;
757 *-freebsd* ) opsys=freebsd ;;
758 *-nextstep* ) opsys=mach2 ;;
759 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
768 ### If the code above didn't choose an operating system, just choose
769 ### an operating system based on the configuration name. You really
770 ### only want to use this when you have no idea what the right
771 ### operating system is; if you know what operating systems a machine
772 ### runs, it's cleaner to make it explicit in the case statement
774 if test x"${opsys}" = x; then
775 case "${canonical}" in
776 *-gnu* ) opsys=gnu ;;
777 *-bsd4.[01] ) opsys=bsd4-1 ;;
778 *-bsd4.2 ) opsys=bsd4-2 ;;
779 *-bsd4.3 ) opsys=bsd4-3 ;;
780 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
781 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
782 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
783 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
784 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
785 *-sysv4.1 | *-sysvr4.1 )
786 NON_GNU_CPP=/usr/lib/cpp
788 *-sysv4.2 | *-sysvr4.2 )
789 if [ x$NON_GNU_CPP = x ]; then
790 NON_GNU_CPP=/usr/ccs/lib/cpp
801 if test $unported = yes; then
802 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
803 Check \`etc/MACHINES' for recognized configuration names.])
806 machfile="m/${machine}.h"
807 opsysfile="s/${opsys}.h"
810 #### Choose a compiler.
811 test -n "$CC" && cc_specified=yes
814 "yes" ) CC="gcc" GCC=yes ;;
819 # On Suns, sometimes $CPP names a directory.
820 if test -n "$CPP" && test -d "$CPP"; then
824 #### Some systems specify a CPP to use unless we are using GCC.
825 #### Now that we know whether we are using GCC, we can decide whether
826 #### to use that one.
827 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
832 #### Some systems specify a CC to use unless we are using GCC.
833 #### Now that we know whether we are using GCC, we can decide whether
834 #### to use that one.
835 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
836 test x$cc_specified != xyes
841 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
843 CC="$CC $GCC_TEST_OPTIONS"
846 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
848 CC="$CC $NON_GCC_TEST_OPTIONS"
851 #### Some other nice autoconf tests. If you add a test here which
852 #### should make an entry in src/config.h, don't forget to add an
853 #### #undef clause to src/config.h.in for autoconf to modify.
855 dnl checks for programs
861 dnl checks for Unix variants
864 dnl checks for header files
865 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
870 dnl Some systems have utime.h but don't declare the struct anyplace.
871 AC_MSG_CHECKING(for struct utimbuf)
872 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
873 #include <sys/time.h>
876 #ifdef HAVE_SYS_TIME_H
877 #include <sys/time.h>
884 #endif], [static struct utimbuf x; x.actime = x.modtime;],
886 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
889 dnl checks for typedefs
892 AC_MSG_CHECKING(for struct timeval)
893 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
894 #include <sys/time.h>
897 #ifdef HAVE_SYS_TIME_H
898 #include <sys/time.h>
902 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
904 AC_DEFINE(HAVE_TIMEVAL)],
907 dnl checks for structure members
911 dnl checks for compiler characteristics
914 dnl check for Make feature
917 dnl checks for operating system services
918 AC_SYS_LONG_FILE_NAMES
920 #### Choose a window system.
923 if test "$no_x" = yes; then
929 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
930 LD_SWITCH_X_SITE="-L${x_libraries}"
931 LD_SWITCH_X_SITE_AUX="-R${x_libraries}"
933 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
934 C_SWITCH_X_SITE="-I${x_includes}"
937 if test x"${x_includes}" = x; then
938 bitmapdir=/usr/include/X11/bitmaps
940 bitmapdir="${x_includes}/bitmaps"
943 case "${window_system}" in
947 case "${with_x_toolkit}" in
948 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
949 motif ) USE_X_TOOLKIT=MOTIF ;;
950 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
951 * ) USE_X_TOOLKIT=none ;;
960 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
962 ### If we're using X11, we should use the X menu package.
965 yes ) HAVE_X_MENU=yes ;;
968 #### Extract some information from the operating system and machine files.
970 AC_CHECKING([the machine- and system-dependent files to find out
971 - which libraries the lib-src programs will want, and
972 - whether the GNU malloc routines are usable])
974 ### First figure out CFLAGS (which we use for running the compiler here)
975 ### and REAL_CFLAGS (which we use for real compilation).
976 ### The two are the same except on a few systems, where they are made
977 ### different to work around various lossages. For example,
978 ### GCC 2.5 on Linux needs them to be different because it treats -g
979 ### as implying static linking.
981 ### If the CFLAGS env var is specified, we use that value
982 ### instead of the default.
984 ### It's not important that this name contain the PID; you can't run
985 ### two configures in the same directory and have anything work
987 tempcname="conftest.c"
990 #include "'${srcdir}'/src/'${opsysfile}'"
991 #include "'${srcdir}'/src/'${machfile}'"
998 #ifndef C_SWITCH_SYSTEM
999 #define C_SWITCH_SYSTEM
1001 #ifndef C_SWITCH_MACHINE
1002 #define C_SWITCH_MACHINE
1004 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1005 configure___ c_switch_system=C_SWITCH_SYSTEM
1006 configure___ c_switch_machine=C_SWITCH_MACHINE
1009 #define LIB_X11_LIB -lX11
1012 #ifndef LIBX11_MACHINE
1013 #define LIBX11_MACHINE
1016 #ifndef LIBX11_SYSTEM
1017 #define LIBX11_SYSTEM
1019 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1022 configure___ unexec=UNEXEC
1024 configure___ unexec=unexec.o
1027 #ifdef SYSTEM_MALLOC
1028 configure___ system_malloc=yes
1030 configure___ system_malloc=no
1033 #ifndef C_DEBUG_SWITCH
1034 #define C_DEBUG_SWITCH -g
1037 #ifndef C_OPTIMIZE_SWITCH
1038 #define C_OPTIMIZE_SWITCH -O
1041 #ifdef THIS_IS_CONFIGURE
1043 /* Get the CFLAGS for tests in configure. */
1045 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1047 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1050 #else /* not THIS_IS_CONFIGURE */
1052 /* Get the CFLAGS for real compilation. */
1054 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1056 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1059 #endif /* not THIS_IS_CONFIGURE */
1062 # The value of CPP is a quoted variable reference, so we need to do this
1063 # to get its actual value...
1064 CPP=`eval "echo $CPP"`
1066 eval `${CPP} -Isrc ${tempcname} \
1067 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1068 if test "x$CFLAGS" = x; then
1069 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1070 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1072 REAL_CFLAGS="$CFLAGS"
1074 changequote([, ])dnl
1077 ### Compute the unexec source name from the object name.
1078 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1080 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1081 # Assume not, until told otherwise.
1083 if test "${system_malloc}" = "yes"; then
1086 (The GNU allocators don't work with this system configuration.)"
1089 if test x"${REL_ALLOC}" = x; then
1090 REL_ALLOC=${GNU_MALLOC}
1096 #### Add the libraries to LIBS and check for some functions.
1098 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1101 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1102 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1103 AC_CHECK_LIB(dnet, dnet_ntoa)
1104 dnl This causes -lresolv to get used in subsequent tests,
1105 dnl which causes failures on some systems such as HPUX 9.
1106 dnl AC_CHECK_LIB(resolv, gethostbyname)
1108 dnl FIXME replace main with a function we actually want from this library.
1109 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1111 AC_MSG_CHECKING(for XFree86)
1112 if test -d /usr/X386/include; then
1114 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1118 AC_MSG_RESULT($HAVE_XFREE386)
1120 # We change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1121 # for the tests that follow.
1123 if test "${HAVE_X11}" = "yes"; then
1124 DEFS="$C_SWITCH_X_SITE $DEFS"
1125 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1126 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1127 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1128 XScreenNumberOfScreen XSetWMProtocols)
1131 if test "${USE_X_TOOLKIT}" != "none"; then
1132 AC_MSG_CHECKING(X11 toolkit version)
1133 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1134 [#if XtSpecificationRelease < 6
1137 ], [AC_MSG_RESULT(6)
1138 AC_DEFINE(HAVE_X11XTR6)],
1139 [AC_MSG_RESULT(not 6)])
1142 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1143 AC_MSG_CHECKING(whether netdb declarares h_errno)
1144 AC_TRY_LINK([#include <netdb.h>],
1147 AC_DEFINE(HAVE_H_ERRNO)],
1148 [AC_MSG_RESULT(no)])
1152 # logb and frexp are found in -lm on most systems.
1153 AC_CHECK_LIB(m, logb)
1154 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1155 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1156 strerror fpathconf select mktime eaccess getpagesize)
1159 AC_CHECK_FUNC(socket, , ok_so_far=no)
1160 if test $ok_so_far = yes; then
1161 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1163 if test $ok_so_far = yes; then
1164 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1166 if test $ok_so_far = yes; then
1167 AC_DEFINE(HAVE_INET_SOCKETS)
1170 if test -f /usr/lpp/X11/bin/smt.exp; then
1171 AC_DEFINE(HAVE_AIX_SMT_EXP)
1174 # Set up the CFLAGS for real compilation, so we can substitute it.
1175 CFLAGS="$REAL_CFLAGS"
1178 #### Find out which version of Emacs this is.
1179 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1180 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1181 changequote([, ])dnl
1182 if test x"${version}" = x; then
1183 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1186 ### Specify what sort of things we'll be editing into Makefile and config.h.
1187 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1189 AC_SUBST(configuration)
1193 AC_SUBST(exec_prefix)
1196 AC_SUBST(sharedstatedir)
1197 AC_SUBST(libexecdir)
1201 AC_SUBST(locallisppath)
1205 AC_SUBST(archlibdir)
1208 AC_SUBST(c_switch_system)
1209 AC_SUBST(c_switch_machine)
1210 AC_SUBST(LD_SWITCH_X_SITE)
1211 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1212 AC_SUBST(C_SWITCH_X_SITE)
1214 AC_SUBST(X_TOOLKIT_TYPE)
1218 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1219 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${config_options}")
1220 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1221 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1222 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1223 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1224 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1225 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1227 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1228 AC_DEFINE(HAVE_X_WINDOWS)
1230 if test "${USE_X_TOOLKIT}" != "none" ; then
1231 AC_DEFINE(USE_X_TOOLKIT)
1233 if test "${HAVE_X11}" = "yes" ; then
1236 if test "${HAVE_XFREE386}" = "yes" ; then
1237 AC_DEFINE(HAVE_XFREE386)
1239 if test "${HAVE_X_MENU}" = "yes" ; then
1240 AC_DEFINE(HAVE_X_MENU)
1242 if test "${GNU_MALLOC}" = "yes" ; then
1243 AC_DEFINE(GNU_MALLOC)
1245 if test "${REL_ALLOC}" = "yes" ; then
1246 AC_DEFINE(REL_ALLOC)
1248 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1249 AC_DEFINE(LISP_FLOAT_TYPE)
1252 #### Report on what we decided to do.
1255 Configured for \`${canonical}'.
1257 Where should the build process find the source code? ${srcdir}
1258 What operating system and machine description files should Emacs use?
1259 \`${opsysfile}' and \`${machfile}'
1260 What compiler should emacs be built with? ${CC} ${CFLAGS}
1261 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1262 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1263 What window system should Emacs use? ${window_system}
1264 What toolkit should Emacs use? ${USE_X_TOOLKIT}${x_includes+
1265 Where do we find X Windows header files? }${x_includes}${x_libraries+
1266 Where do we find X Windows libraries? }${x_libraries}
1270 # Remove any trailing slashes in these variables.
1272 test "${prefix}" != NONE &&
1273 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1274 test "${exec_prefix}" != NONE &&
1275 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1276 changequote([, ])dnl
1278 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1279 man/Makefile lwlib/Makefile src/Makefile.in, [
1281 ### Make the necessary directories, if they don't exist.
1282 for dir in cpp etc ; do
1283 test -d ${dir} || mkdir ${dir}
1286 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1287 # after src/config.h is built, since we rely on that file.
1289 changequote(, )dnl The horror, the horror.
1290 # Now get this: Some word that is part of the ${srcdir} directory name
1291 # or the ${configuration} value might, just might, happen to be an
1292 # identifier like `sun4' or `i386' or something, and be predefined by
1293 # the C preprocessor to some helpful value like 1, or maybe the empty
1294 # string. Needless to say consequent macro substitutions are less
1295 # than conducive to the makefile finding the correct directory.
1296 undefs="`echo $top_srcdir $configuration $canonical |
1297 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1298 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1300 changequote([, ])dnl
1302 echo creating lib-src/Makefile
1304 rm -f junk.c junk1.c junk2.c
1305 sed -e '/start of cpp stuff/q' \
1306 < Makefile.in > junk1.c
1307 sed -e '1,/start of cpp stuff/d'\
1308 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1309 < Makefile.in > junk.c
1310 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1311 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1312 cat junk1.c junk2.c > Makefile.new
1313 rm -f junk.c junk1.c junk2.c
1314 chmod 444 Makefile.new
1315 mv -f Makefile.new Makefile
1318 echo creating src/Makefile
1320 rm -f junk.c junk1.c junk2.c
1321 sed -e '/start of cpp stuff/q' \
1322 < Makefile.in > junk1.c
1323 sed -e '1,/start of cpp stuff/d'\
1324 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1325 < Makefile.in > junk.c
1326 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1327 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1328 cat junk1.c junk2.c > Makefile.new
1329 rm -f junk.c junk1.c junk2.c
1330 chmod 444 Makefile.new
1331 mv -f Makefile.new Makefile
1334 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1335 echo creating src/.gdbinit
1336 echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1339 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])