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
595 mips-sgi-irix5.[01]* )
596 machine=iris4d opsys=irix5-0
598 mips-sgi-irix5* | mips-sgi-irix* )
599 machine=iris4d opsys=irix5-2
604 machine=news opsys=bsd4-2
607 machine=news opsys=bsd4-3
609 m68*-sony-newsos3* | m68*-sony-news3*)
610 machine=news opsys=bsd4-3
612 mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
613 machine=news-risc opsys=bsd4-3
616 machine=news-risc opsys=newsos5
621 machine=stride opsys=usg5-2
625 *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
626 case "${canonical}" in
627 m68*-sunos1* ) machine=sun1 ;;
628 m68*-sunos2* ) machine=sun2 ;;
629 m68* ) machine=sun3 ;;
630 i[345]86-sun-sunos[34]* ) machine=sun386 ;;
631 i[345]86-*-* ) machine=intel386 ;;
632 sparc* ) machine=sparc ;;
635 case "${canonical}" in
636 ## The Sun386 didn't get past 4.0.
637 i[345]86-*-sunos4 ) opsys=sunos4-0 ;;
638 *-sunos4.0* ) opsys=sunos4-0 ;;
639 *-sunos4.1.3* ) opsys=sunos4-1-3
640 NON_GCC_TEST_OPTIONS=-Bstatic
641 GCC_TEST_OPTIONS=-static
642 NON_GNU_CPP=/usr/lib/cpp
644 *-sunos4shr* ) opsys=sunos4shr
645 NON_GNU_CPP=/usr/lib/cpp
647 *-sunos4* | *-sunos ) opsys=sunos4-1
648 NON_GCC_TEST_OPTIONS=-Bstatic
649 GCC_TEST_OPTIONS=-static
651 *-sunos5.3* | *-solaris2.3* )
653 NON_GNU_CPP=/usr/ccs/lib/cpp
655 *-sunos5.4* | *-solaris2.4* )
657 NON_GNU_CPP=/usr/ccs/lib/cpp
659 *-sunos5* | *-solaris* )
661 NON_GNU_CPP=/usr/ccs/lib/cpp
669 machine=tad68k opsys=usg5-3
673 tahoe-tahoe-bsd4.2* )
674 machine=tahoe opsys=bsd4-2
676 tahoe-tahoe-bsd4.3* )
677 machine=tahoe opsys=bsd4-3
680 ## Tandem Integrity S2
682 machine=tandem-s2 opsys=usg5-3
686 m88k-tektronix-sysv3* )
687 machine=tekxd88 opsys=usg5-3
690 ## Tektronix 16000 box (6130?)
691 ns16k-tektronix-bsd* )
692 machine=ns16000 opsys=bsd4-2
695 ## src/m/tek4300.h hints that this is a m68k machine.
696 m68*-tektronix-bsd* )
697 machine=tek4300 opsys=bsd4-3
701 ## We seem to have lost the machine-description file titan.h!
703 machine=titan opsys=usg5-3
706 ## Ustation E30 (SS5E)
707 m68*-unisys-uniplus* )
708 machine=ustation opsystem=unipl5-2
714 case "${canonical}" in
715 *-bsd4.1* ) opsys=bsd4-1 ;;
716 *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* ) opsys=bsd4-2 ;;
717 *-bsd4.3* | *-ultrix* ) opsys=bsd4-3 ;;
718 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
719 *-sysv[01]* | *-sysvr[01]* ) opsys=usg5-0 ;;
720 *-sysv2* | *-sysvr2* ) opsys=usg5-2 ;;
721 *-vms* ) opsys=vms ;;
727 ns16k-whitechapel-* )
729 ## We don't know what sort of OS runs on these; we'll let the
730 ## operating system guessing code below try.
735 machine=wicat opsys=usg5-2
738 ## Intel 386 machines where we don't care about the manufacturer
741 case "${canonical}" in
742 *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
743 *-isc2.2* ) opsys=isc2-2 ;;
744 *-isc4.0* ) opsys=isc4-0 ;;
745 *-isc4.* ) opsys=isc4-1 ;;
746 *-isc* ) opsys=isc3-0 ;;
747 *-esix5* ) opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
748 *-esix* ) opsys=esix ;;
749 *-xenix* ) opsys=xenix ;;
750 *-linux* ) opsys=linux ;;
751 *-sco3.2v4* ) opsys=sco4 ; NON_GNU_CPP=/lib/cpp ;;
752 *-bsd386* | *-bsdi* ) opsys=bsd386 ;;
753 *-386bsd* ) opsys=386bsd ;;
754 *-freebsd* ) opsys=freebsd ;;
755 *-nextstep* ) opsys=mach2 ;;
756 ## Otherwise, we'll fall through to the generic opsys code at the bottom.
765 ### If the code above didn't choose an operating system, just choose
766 ### an operating system based on the configuration name. You really
767 ### only want to use this when you have no idea what the right
768 ### operating system is; if you know what operating systems a machine
769 ### runs, it's cleaner to make it explicit in the case statement
771 if test x"${opsys}" = x; then
772 case "${canonical}" in
773 *-gnu* ) opsys=gnu ;;
774 *-bsd4.[01] ) opsys=bsd4-1 ;;
775 *-bsd4.2 ) opsys=bsd4-2 ;;
776 *-bsd4.3 ) opsys=bsd4-3 ;;
777 *-sysv0 | *-sysvr0 ) opsys=usg5-0 ;;
778 *-sysv2 | *-sysvr2 ) opsys=usg5-2 ;;
779 *-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
780 *-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
781 *-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
782 *-sysv4.1 | *-sysvr4.1 )
783 NON_GNU_CPP=/usr/lib/cpp
785 *-sysv4.2 | *-sysvr4.2 )
786 if [ x$NON_GNU_CPP = x ]; then
787 NON_GNU_CPP=/usr/ccs/lib/cpp
798 if test $unported = yes; then
799 AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
800 Check \`etc/MACHINES' for recognized configuration names.])
803 machfile="m/${machine}.h"
804 opsysfile="s/${opsys}.h"
807 #### Choose a compiler.
808 test -n "$CC" && cc_specified=yes
811 "yes" ) CC="gcc" GCC=yes ;;
816 # On Suns, sometimes $CPP names a directory.
817 if test -n "$CPP" && test -d "$CPP"; then
821 #### Some systems specify a CPP to use unless we are using GCC.
822 #### Now that we know whether we are using GCC, we can decide whether
823 #### to use that one.
824 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
829 #### Some systems specify a CC to use unless we are using GCC.
830 #### Now that we know whether we are using GCC, we can decide whether
831 #### to use that one.
832 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
833 test x$cc_specified != xyes
838 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
840 CC="$CC $GCC_TEST_OPTIONS"
843 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
845 CC="$CC $NON_GCC_TEST_OPTIONS"
848 #### Some other nice autoconf tests. If you add a test here which
849 #### should make an entry in src/config.h, don't forget to add an
850 #### #undef clause to src/config.h.in for autoconf to modify.
852 dnl checks for programs
858 dnl checks for Unix variants
861 dnl checks for header files
862 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
867 dnl Some systems have utime.h but don't declare the struct anyplace.
868 AC_MSG_CHECKING(for struct utimbuf)
869 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
870 #include <sys/time.h>
873 #ifdef HAVE_SYS_TIME_H
874 #include <sys/time.h>
881 #endif], [static struct utimbuf x; x.actime = x.modtime;],
883 AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
886 dnl checks for typedefs
889 AC_MSG_CHECKING(for struct timeval)
890 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
891 #include <sys/time.h>
894 #ifdef HAVE_SYS_TIME_H
895 #include <sys/time.h>
899 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
901 AC_DEFINE(HAVE_TIMEVAL)],
904 dnl checks for structure members
908 dnl checks for compiler characteristics
911 dnl check for Make feature
914 dnl checks for operating system services
915 AC_SYS_LONG_FILE_NAMES
917 #### Choose a window system.
920 if test "$no_x" = yes; then
926 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
927 LD_SWITCH_X_SITE="-L${x_libraries}"
928 LD_SWITCH_X_SITE_AUX="-R${x_libraries}"
930 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
931 C_SWITCH_X_SITE="-I${x_includes}"
934 if test x"${x_includes}" = x; then
935 bitmapdir=/usr/include/X11/bitmaps
937 bitmapdir="${x_includes}/bitmaps"
940 case "${window_system}" in
944 case "${with_x_toolkit}" in
945 athena | lucid ) USE_X_TOOLKIT=LUCID ;;
946 motif ) USE_X_TOOLKIT=MOTIF ;;
947 dnl open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
948 * ) USE_X_TOOLKIT=none ;;
957 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
959 ### If we're using X11, we should use the X menu package.
962 yes ) HAVE_X_MENU=yes ;;
965 #### Extract some information from the operating system and machine files.
967 AC_CHECKING([the machine- and system-dependent files to find out
968 - which libraries the lib-src programs will want, and
969 - whether the GNU malloc routines are usable])
971 ### First figure out CFLAGS (which we use for running the compiler here)
972 ### and REAL_CFLAGS (which we use for real compilation).
973 ### The two are the same except on a few systems, where they are made
974 ### different to work around various lossages. For example,
975 ### GCC 2.5 on Linux needs them to be different because it treats -g
976 ### as implying static linking.
978 ### If the CFLAGS env var is specified, we use that value
979 ### instead of the default.
981 ### It's not important that this name contain the PID; you can't run
982 ### two configures in the same directory and have anything work
984 tempcname="conftest.c"
987 #include "'${srcdir}'/src/'${opsysfile}'"
988 #include "'${srcdir}'/src/'${machfile}'"
995 #ifndef C_SWITCH_SYSTEM
996 #define C_SWITCH_SYSTEM
998 #ifndef C_SWITCH_MACHINE
999 #define C_SWITCH_MACHINE
1001 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1002 configure___ c_switch_system=C_SWITCH_SYSTEM
1003 configure___ c_switch_machine=C_SWITCH_MACHINE
1006 #define LIB_X11_LIB -lX11
1009 #ifndef LIBX11_MACHINE
1010 #define LIBX11_MACHINE
1013 #ifndef LIBX11_SYSTEM
1014 #define LIBX11_SYSTEM
1016 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1019 configure___ unexec=UNEXEC
1021 configure___ unexec=unexec.o
1024 #ifdef SYSTEM_MALLOC
1025 configure___ system_malloc=yes
1027 configure___ system_malloc=no
1030 #ifndef C_DEBUG_SWITCH
1031 #define C_DEBUG_SWITCH -g
1034 #ifndef C_OPTIMIZE_SWITCH
1035 #define C_OPTIMIZE_SWITCH -O
1038 #ifdef THIS_IS_CONFIGURE
1040 /* Get the CFLAGS for tests in configure. */
1042 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1044 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1047 #else /* not THIS_IS_CONFIGURE */
1049 /* Get the CFLAGS for real compilation. */
1051 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1053 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1056 #endif /* not THIS_IS_CONFIGURE */
1059 # The value of CPP is a quoted variable reference, so we need to do this
1060 # to get its actual value...
1061 CPP=`eval "echo $CPP"`
1063 eval `${CPP} -Isrc ${tempcname} \
1064 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1065 if test "x$CFLAGS" = x; then
1066 eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1067 | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1069 REAL_CFLAGS="$CFLAGS"
1071 changequote([, ])dnl
1074 ### Compute the unexec source name from the object name.
1075 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1077 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1078 # Assume not, until told otherwise.
1080 if test "${system_malloc}" = "yes"; then
1083 (The GNU allocators don't work with this system configuration.)"
1086 if test x"${REL_ALLOC}" = x; then
1087 REL_ALLOC=${GNU_MALLOC}
1093 #### Add the libraries to LIBS and check for some functions.
1095 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1098 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1099 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1100 AC_CHECK_LIB(dnet, dnet_ntoa)
1101 dnl This causes -lresolv to get used in subsequent tests,
1102 dnl which causes failures on some systems such as HPUX 9.
1103 dnl AC_CHECK_LIB(resolv, gethostbyname)
1105 dnl FIXME replace main with a function we actually want from this library.
1106 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1108 AC_MSG_CHECKING(for XFree86)
1109 if test -d /usr/X386/include; then
1111 : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1115 AC_MSG_RESULT($HAVE_XFREE386)
1117 # We change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1118 # for the tests that follow.
1120 if test "${HAVE_X11}" = "yes"; then
1121 DEFS="$C_SWITCH_X_SITE $DEFS"
1122 LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1123 CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1124 AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1125 XScreenNumberOfScreen XSetWMProtocols)
1128 if test "${USE_X_TOOLKIT}" != "none"; then
1129 AC_MSG_CHECKING(X11 toolkit version)
1130 AC_TRY_LINK([#include <X11/Intrinsic.h>],
1131 [#if XtSpecificationRelease < 6
1134 ], [AC_MSG_RESULT(6)
1135 AC_DEFINE(HAVE_X11XTR6)],
1136 [AC_MSG_RESULT(not 6)])
1139 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1140 AC_MSG_CHECKING(whether netdb declarares h_errno)
1141 AC_TRY_LINK([#include <netdb.h>],
1144 AC_DEFINE(HAVE_H_ERRNO)],
1145 [AC_MSG_RESULT(no)])
1149 # logb and frexp are found in -lm on most systems.
1150 AC_CHECK_LIB(m, logb)
1151 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1152 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1153 strerror fpathconf select mktime eaccess getpagesize)
1156 AC_CHECK_FUNC(socket, , ok_so_far=no)
1157 if test $ok_so_far = yes; then
1158 AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1160 if test $ok_so_far = yes; then
1161 AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1163 if test $ok_so_far = yes; then
1164 AC_DEFINE(HAVE_INET_SOCKETS)
1167 if test -f /usr/lpp/X11/bin/smt.exp; then
1168 AC_DEFINE(HAVE_AIX_SMT_EXP)
1171 # Set up the CFLAGS for real compilation, so we can substitute it.
1172 CFLAGS="$REAL_CFLAGS"
1175 #### Find out which version of Emacs this is.
1176 version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
1177 | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1178 changequote([, ])dnl
1179 if test x"${version}" = x; then
1180 AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1183 ### Specify what sort of things we'll be editing into Makefile and config.h.
1184 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1186 AC_SUBST(configuration)
1190 AC_SUBST(exec_prefix)
1193 AC_SUBST(sharedstatedir)
1194 AC_SUBST(libexecdir)
1198 AC_SUBST(locallisppath)
1202 AC_SUBST(archlibdir)
1205 AC_SUBST(c_switch_system)
1206 AC_SUBST(c_switch_machine)
1207 AC_SUBST(LD_SWITCH_X_SITE)
1208 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1209 AC_SUBST(C_SWITCH_X_SITE)
1211 AC_SUBST(X_TOOLKIT_TYPE)
1215 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}")
1216 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${config_options}")
1217 AC_DEFINE_UNQUOTED(config_machfile, "${machfile}")
1218 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1219 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1220 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1221 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE, ${C_SWITCH_X_SITE})
1222 AC_DEFINE_UNQUOTED(UNEXEC_SRC, ${UNEXEC_SRC})
1224 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1225 AC_DEFINE(HAVE_X_WINDOWS)
1227 if test "${USE_X_TOOLKIT}" != "none" ; then
1228 AC_DEFINE(USE_X_TOOLKIT)
1230 if test "${HAVE_X11}" = "yes" ; then
1233 if test "${HAVE_XFREE386}" = "yes" ; then
1234 AC_DEFINE(HAVE_XFREE386)
1236 if test "${HAVE_X_MENU}" = "yes" ; then
1237 AC_DEFINE(HAVE_X_MENU)
1239 if test "${GNU_MALLOC}" = "yes" ; then
1240 AC_DEFINE(GNU_MALLOC)
1242 if test "${REL_ALLOC}" = "yes" ; then
1243 AC_DEFINE(REL_ALLOC)
1245 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1246 AC_DEFINE(LISP_FLOAT_TYPE)
1249 #### Report on what we decided to do.
1252 Configured for \`${canonical}'.
1254 Where should the build process find the source code? ${srcdir}
1255 What operating system and machine description files should Emacs use?
1256 \`${opsysfile}' and \`${machfile}'
1257 What compiler should emacs be built with? ${CC} ${CFLAGS}
1258 Should Emacs use the GNU version of malloc? ${GNU_MALLOC}${GNU_MALLOC_reason}
1259 Should Emacs use the relocating allocator for buffers? ${REL_ALLOC}
1260 What window system should Emacs use? ${window_system}
1261 What toolkit should Emacs use? ${USE_X_TOOLKIT}${x_includes+
1262 Where do we find X Windows header files? }${x_includes}${x_libraries+
1263 Where do we find X Windows libraries? }${x_libraries}
1267 # Remove any trailing slashes in these variables.
1269 test "${prefix}" != NONE &&
1270 prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1271 test "${exec_prefix}" != NONE &&
1272 exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1273 changequote([, ])dnl
1275 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1276 man/Makefile lwlib/Makefile src/Makefile.in, [
1278 ### Make the necessary directories, if they don't exist.
1279 for dir in cpp etc ; do
1280 test -d ${dir} || mkdir ${dir}
1283 # Build src/Makefile from ${srcdir}/src/Makefile.in. This must be done
1284 # after src/config.h is built, since we rely on that file.
1286 changequote(, )dnl The horror, the horror.
1287 # Now get this: Some word that is part of the ${srcdir} directory name
1288 # or the ${configuration} value might, just might, happen to be an
1289 # identifier like `sun4' or `i386' or something, and be predefined by
1290 # the C preprocessor to some helpful value like 1, or maybe the empty
1291 # string. Needless to say consequent macro substitutions are less
1292 # than conducive to the makefile finding the correct directory.
1293 undefs="`echo $top_srcdir $configuration $canonical |
1294 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
1295 -e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1297 changequote([, ])dnl
1299 echo creating lib-src/Makefile
1301 rm -f junk.c junk1.c junk2.c
1302 sed -e '/start of cpp stuff/q' \
1303 < Makefile.in > junk1.c
1304 sed -e '1,/start of cpp stuff/d'\
1305 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1306 < Makefile.in > junk.c
1307 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1308 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1309 cat junk1.c junk2.c > Makefile.new
1310 rm -f junk.c junk1.c junk2.c
1311 chmod 444 Makefile.new
1312 mv -f Makefile.new Makefile
1315 echo creating src/Makefile
1317 rm -f junk.c junk1.c junk2.c
1318 sed -e '/start of cpp stuff/q' \
1319 < Makefile.in > junk1.c
1320 sed -e '1,/start of cpp stuff/d'\
1321 -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1322 < Makefile.in > junk.c
1323 $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1324 sed -e 's/^ / /' -e '/^#/d' -e '/^[
\f]*$/d' > junk2.c
1325 cat junk1.c junk2.c > Makefile.new
1326 rm -f junk.c junk1.c junk2.c
1327 chmod 444 Makefile.new
1328 mv -f Makefile.new Makefile
1330 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])