code.delx.au - gnu-emacs/blob - configure.in

   1 dnl  Autoconf script for GNU Emacs
   2 dnl To rebuild the `configure' script from this, execute the command
   3 dnl     autoconf
   4 dnl in the directory containing this script.
   5 dnl
   6 dnl  Copyright (C) 1994, 95, 96, 1999, 2000, 01, 02, 03, 2004
   7 dnl  Free Software Foundation, Inc.
   8 dnl
   9 dnl  This file is part of GNU Emacs.
  10 dnl
  11 dnl  GNU Emacs is free software; you can redistribute it and/or modify
  12 dnl  it under the terms of the GNU General Public License as published by
  13 dnl  the Free Software Foundation; either version 2, or (at your option)
  14 dnl  any later version.
  15 dnl
  16 dnl  GNU Emacs is distributed in the hope that it will be useful,
  17 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 dnl  GNU General Public License for more details.
  20 dnl
  21 dnl  You should have received a copy of the GNU General Public License
  22 dnl  along with GNU Emacs; see the file COPYING.  If not, write to the
  23 dnl  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  24 dnl  Boston, MA 02111-1307, USA.
  25
  26 AC_PREREQ(2.54)dnl
  27 AC_INIT(src/lisp.h)
  28 AC_CONFIG_HEADER(src/config.h:src/config.in)
  29
  30 dnl Support for --program-prefix, --program-suffix and
  31 dnl --program-transform-name options
  32 AC_ARG_PROGRAM
  33
  34 lispdir='${datadir}/emacs/${version}/lisp'
  35 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
  36 '${datadir}/emacs/site-lisp:${datadir}/emacs/${version}/leim'
  37 lisppath='${locallisppath}:${lispdir}'
  38 etcdir='${datadir}/emacs/${version}/etc'
  39 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  40 docdir='${datadir}/emacs/${version}/etc'
  41 gamedir='${localstatedir}/games/emacs'
  42
  43 gameuser=games
  44
  45 AC_ARG_WITH(gcc,
  46 [  --without-gcc           don't use GCC to compile Emacs if GCC is found])
  47 AC_ARG_WITH(pop,
  48 [  --without-pop           don't support POP mail retrieval with movemail],
  49 [if test "$withval" = yes; then
  50    AC_DEFINE(MAIL_USE_POP)
  51 else :
  52 fi],
  53 AC_DEFINE(MAIL_USE_POP))
  54 AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl
  55 AC_ARG_WITH(kerberos,
  56 [  --with-kerberos         support Kerberos-authenticated POP],
  57 [AC_DEFINE(KERBEROS)])
  58 AH_TEMPLATE(KERBEROS,
  59             [Define to support Kerberos-authenticated POP mail retrieval.])dnl
  60 AC_ARG_WITH(kerberos5,
  61 [  --with-kerberos5        support Kerberos version 5 authenticated POP],
  62 [if test "${with_kerberos5+set}" = set; then
  63   if test "${with_kerberos+set}" != set; then
  64     with_kerberos=yes
  65     AC_DEFINE(KERBEROS)
  66   fi
  67 fi
  68 AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.])])
  69 AC_ARG_WITH(hesiod,
  70 [  --with-hesiod           support Hesiod to get the POP server host],
  71 [AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.])])
  72
  73 AC_ARG_WITH(sound,
  74 [  --without-sound         don't compile with sound support])
  75
  76 dnl This should be the last --with option, because --with-x is
  77 dnl added later on when we find the path of X, and it's best to
  78 dnl keep them together visually.
  79 AC_ARG_WITH(x-toolkit,
  80 [  --with-x-toolkit=KIT    use an X toolkit
  81                               (KIT = yes/lucid/athena/motif/gtk/no)],
  82 [         case "${withval}" in
  83             y | ye | yes )      val=athena ;;
  84             n | no )            val=no  ;;
  85             l | lu | luc | luci | lucid )       val=lucid ;;
  86             a | at | ath | athe | athen | athena )      val=athena ;;
  87             m | mo | mot | moti | motif )       val=motif ;;
  88             g | gt | gtk  )     val=gtk ;;
  89 dnl These don't currently work.
  90 dnl         o | op | ope | open | open- | open-l | open-lo \
  91 dnl             | open-loo | open-look )        val=open-look ;;
  92             * )
  93 dnl AC_MSG_ERROR([the `--with-x-toolkit' option is supposed to have a value
  94 dnl which is `yes', `no', `lucid', `athena', `motif' or `open-look'.])
  95 AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid\;
  96 this option's value should be `yes', `no', `lucid', `athena', `motif' or `gtk'.
  97 Currently, `yes', `athena' and `lucid' are synonyms.])
  98             ;;
  99           esac
 100           with_x_toolkit=$val
 101 ])
 102 AC_ARG_WITH(xpm,
 103 [  --with-xpm              use -lXpm for displaying XPM images])
 104 AC_ARG_WITH(jpeg,
 105 [  --with-jpeg             use -ljpeg for displaying JPEG images])
 106 AC_ARG_WITH(tiff,
 107 [  --with-tiff             use -ltiff for displaying TIFF images])
 108 AC_ARG_WITH(gif,
 109 [  --with-gif              use -lungif for displaying GIF images])
 110 AC_ARG_WITH(png,
 111 [  --with-png              use -lpng for displaying PNG images])
 112 AC_ARG_WITH(gtk,
 113 [  --with-gtk              use GTK (same as --with-x-toolkit=gtk)])
 114 AC_ARG_WITH(pkg-config-prog,
 115 [  --with-pkg-config-prog  Path to pkg-config to use for finding GTK])
 116 AC_ARG_WITH(toolkit-scroll-bars,
 117 [  --without-toolkit-scroll-bars
 118                           don't use Motif or Xaw3d scroll bars])
 119 AC_ARG_WITH(xim,
 120 [  --without-xim           don't use X11 XIM])
 121 AC_ARG_WITH(carbon,
 122 [  --without-carbon        don't use Carbon GUI on Mac OS X])
 123 AC_ARG_ENABLE(carbon-app,
 124 [[  --enable-carbon-app[=DIR]  [DIR=/Application]
 125                           specify install directory for Emacs.app on Mac OS X]],
 126 [ carbon_appdir_x=${enableval}])
 127
 128 AC_ARG_ENABLE(maintainer-mode,
 129 [  --enable-maintainer-mode enable make rules and dependencies not useful
 130                           (and sometimes confusing) to the casual installer],
 131       USE_MAINTAINER_MODE=$enableval,
 132       USE_MAINTAINER_MODE=no)
 133 if test $USE_MAINTAINER_MODE = yes; then
 134   MAINT=
 135 else
 136   MAINT=#
 137 fi
 138 AC_SUBST(MAINT)
 139
 140 #### Make srcdir absolute, if it isn't already.  It's important to
 141 #### avoid running the path through pwd unnecessarily, since pwd can
 142 #### give you automounter prefixes, which can go away.  We do all this
 143 #### so Emacs can find its files when run uninstalled.
 144 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
 145 unset CDPATH
 146 case "${srcdir}" in
 147   /* ) ;;
 148   . )
 149     ## We may be able to use the $PWD environment variable to make this
 150     ## absolute.  But sometimes PWD is inaccurate.
 151     ## Note: we used to use ${PWD} at the end instead of `pwd`,
 152     ## but that tested only for a well-formed and valid PWD,
 153     ## it did not object when PWD was well-formed and valid but just wrong.
 154     if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`"  ;
 155     then
 156       srcdir="$PWD"
 157     else
 158       srcdir="`(cd ${srcdir}; pwd)`"
 159     fi
 160   ;;
 161   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 162 esac
 163
 164 #### Check if the source directory already has a configured system in it.
 165 if test `pwd` != `(cd ${srcdir} && pwd)` \
 166    && test -f "${srcdir}/src/config.h" ; then
 167   AC_MSG_WARN([[The directory tree `${srcdir}' is being used
 168    as a build directory right now; it has been configured in its own
 169    right.  To configure in another directory as well, you MUST
 170    use GNU make.  If you do not have GNU make, then you must
 171    now do `make distclean' in ${srcdir},
 172    and then run $0 again.]])
 173 fi
 174
 175 #### Given the configuration name, set machfile and opsysfile to the
 176 #### names of the m/*.h and s/*.h files we should use.
 177
 178 ### Canonicalize the configuration name.
 179
 180 AC_CANONICAL_HOST
 181 canonical=$host
 182 configuration=${host_alias-$host}
 183
 184 dnl This used to use changequote, but, apart from `changequote is evil'
 185 dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
 186 dnl the great gob of text.  Thus it's not processed for possible expansion.
 187 dnl Just make sure the brackets remain balanced.
 188 dnl
 189 dnl Since Emacs can't find matching pairs of quotes, boundaries are
 190 dnl indicated by comments.
 191 dnl quotation begins
 192 [
 193
 194 ### If you add support for a new configuration, add code to this
 195 ### switch statement to recognize your configuration name and select
 196 ### the appropriate operating system and machine description files.
 197
 198 ### You would hope that you could choose an m/*.h file pretty much
 199 ### based on the machine portion of the configuration name, and an s-
 200 ### file based on the operating system portion.  However, it turns out
 201 ### that each m/*.h file is pretty manufacturer-specific - for
 202 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 203 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 204 ### machines.  So we basically have to have a special case for each
 205 ### configuration name.
 206 ###
 207 ### As far as handling version numbers on operating systems is
 208 ### concerned, make sure things will fail in a fixable way.  If
 209 ### /etc/MACHINES doesn't say anything about version numbers, be
 210 ### prepared to handle anything reasonably.  If version numbers
 211 ### matter, be sure /etc/MACHINES says something about it.
 212 ###
 213 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 214 ### "System V Release 4"; he writes, "The old convention encouraged
 215 ### confusion between `system' and `release' levels'."
 216
 217 machine='' opsys='' unported=no
 218 case "${canonical}" in
 219
 220   ## FreeBSD ports
 221   *-*-freebsd* )
 222     opsys=freebsd
 223     case "${canonical}" in
 224       alpha*-*-freebsd*)        machine=alpha ;;
 225       i[3456]86-*-freebsd*)     machine=intel386 ;;
 226     esac
 227   ;;
 228
 229   ## NetBSD ports
 230   *-*-netbsd* )
 231     opsys=netbsd
 232     if test -f /usr/lib/crti.o; then]
 233 dnl The close and open brackets here are because this section is quoted --
 234 dnl see the `changequote' comment above.
 235       AC_DEFINE(HAVE_CRTIN, [], [Define to 1 if you have /usr/lib/crti.o.])
 236 [   fi
 237
 238     case "${canonical}" in
 239       alpha*-*-netbsd*) machine=alpha ;;
 240       i[3456]86-*-netbsd*) machine=intel386 ;;
 241       m68k-*-netbsd*)
 242                         # This is somewhat bogus.
 243                         machine=hp9000s300 ;;
 244       powerpc-apple-netbsd*) machine=macppc ;;
 245       mips-*-netbsd*)   machine=pmax ;;
 246       mipsel-*-netbsd*) machine=pmax ;;
 247       mipseb-*-netbsd*) machine=pmax ;;
 248       ns32k-*-netbsd*)  machine=ns32000 ;;
 249       powerpc-*-netbsd*) machine=macppc ;;
 250       sparc*-*-netbsd*) machine=sparc ;;
 251       vax-*-netbsd*)    machine=vax ;;
 252       arm-*-netbsd*)    machine=arm ;;
 253     esac
 254   ;;
 255
 256   ## OpenBSD ports
 257   *-*-openbsd* )
 258     opsys=openbsd
 259     case "${canonical}" in
 260       alpha*-*-openbsd*)        machine=alpha ;;
 261       i386-*-openbsd*)  machine=intel386 ;;
 262       m68k-*-openbsd*)  machine=hp9000s300 ;;
 263       mipsel-*-openbsd*) machine=pmax ;;
 264       ns32k-*-openbsd*) machine=ns32000 ;;
 265       sparc-*-openbsd*) machine=sparc ;;
 266       vax-*-openbsd*)   machine=vax ;;
 267     esac
 268   ;;
 269
 270   ## Acorn RISCiX:
 271   arm-acorn-riscix1.1* )
 272     machine=acorn opsys=riscix1-1
 273   ;;
 274   arm-acorn-riscix1.2* | arm-acorn-riscix )
 275     ## This name is riscix12 instead of riscix1.2
 276     ## to avoid a file name conflict on MSDOS.
 277     machine=acorn opsys=riscix12
 278   ;;
 279
 280   ## BSDI ports
 281   *-*-bsdi* )
 282     opsys=bsdi
 283     case "${canonical}" in
 284       i[345]86-*-bsdi*) machine=intel386 ;;
 285       sparc-*-bsdi*)  machine=sparc ;;
 286       powerpc-*-bsdi*)  machine=macppc ;;
 287     esac
 288     case "${canonical}" in
 289       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 290       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 291       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 292       *-*-bsdi3* )              opsys=bsdos3 ;;
 293       *-*-bsdi[45]* )           opsys=bsdos4 ;;
 294     esac
 295   ;;
 296
 297   ## Alliant machines
 298   ## Strictly speaking, we need the version of the alliant operating
 299   ## system to choose the right machine file, but currently the
 300   ## configuration name doesn't tell us enough to choose the right
 301   ## one; we need to give alliants their own operating system name to
 302   ## do this right.  When someone cares, they can help us.
 303   fx80-alliant-* )
 304     machine=alliant4 opsys=bsd4-2
 305   ;;
 306   i860-alliant-* )
 307     machine=alliant-2800 opsys=bsd4-3
 308   ;;
 309
 310   ## Alpha (DEC) machines.
 311   alpha*-dec-osf* )
 312     machine=alpha opsys=osf1
 313     # This is needed to find X11R6.1 libraries for certain tests.
 314     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 315     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 316     # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
 317     # due to non-traditional preprocessing with the current compiler
 318     # defaults.  OSF 4 can also have that compiler version, and there
 319     # seems always to have been a usable /usr/bin/cpp.
 320     NON_GNU_CPP=/usr/bin/cpp
 321     case "${canonical}" in
 322     alpha*-dec-osf[5-9]*)
 323       opsys=osf5-0 ;;
 324     esac
 325   ;;
 326
 327   alpha*-*-linux-gnu* )
 328     machine=alpha opsys=gnu-linux
 329   ;;
 330
 331   arm*-*-linux-gnu* )
 332     machine=arm opsys=gnu-linux
 333   ;;
 334
 335   ppc-*-linux | \
 336   powerpc-*-linux* )
 337     machine=macppc opsys=gnu-linux
 338   ;;
 339
 340   ## Altos 3068
 341   m68*-altos-sysv* )
 342     machine=altos opsys=usg5-2
 343   ;;
 344
 345   ## Amdahl UTS
 346   580-amdahl-sysv* )
 347     machine=amdahl opsys=usg5-2-2
 348   ;;
 349
 350   ## Apollo, Domain/OS
 351   m68*-apollo-* )
 352     machine=apollo opsys=bsd4-3
 353   ;;
 354
 355   ## AT&T 3b2, 3b5, 3b15, 3b20
 356   we32k-att-sysv* )
 357     machine=att3b opsys=usg5-2-2
 358   ;;
 359
 360   ## AT&T 3b1 - The Mighty Unix PC!
 361   m68*-att-sysv* )
 362     machine=7300 opsys=usg5-2-2
 363   ;;
 364
 365   ## Bull dpx20
 366   rs6000-bull-bosx* )
 367     machine=ibmrs6000 opsys=aix3-2
 368   ;;
 369
 370   ## Bull dpx2
 371   m68*-bull-sysv3* )
 372     machine=dpx2 opsys=usg5-3
 373   ;;
 374
 375   ## Bull sps7
 376   m68*-bull-sysv2* )
 377     machine=sps7 opsys=usg5-2
 378   ;;
 379
 380   ## CCI 5/32, 6/32 -- see "Tahoe".
 381
 382   ## Celerity
 383   ## I don't know what configuration name to use for this; config.sub
 384   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 385   ## in touch with us!
 386   celerity-celerity-bsd* )
 387     machine=celerity opsys=bsd4-2
 388   ;;
 389
 390   ## Clipper
 391   ## What operating systems does this chip run that Emacs has been
 392   ## tested on?
 393   clipper-* )
 394     machine=clipper
 395     ## We'll use the catch-all code at the bottom to guess the
 396     ## operating system.
 397   ;;
 398
 399   ## Compaq Nonstop
 400   mips-compaq-nonstopux* )
 401     machine=nonstopux opsys=nonstopux
 402     ;;
 403
 404   ## Convex
 405   *-convex-bsd* | *-convex-convexos* )
 406     machine=convex opsys=bsd4-3
 407     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 408     NON_GNU_CPP="cc -E -P"
 409   ;;
 410
 411   ## Cubix QBx/386
 412   i[3456]86-cubix-sysv* )
 413     machine=intel386 opsys=usg5-3
 414   ;;
 415
 416   ## Cydra 5
 417   cydra*-cydrome-sysv* )
 418     machine=cydra5 opsys=usg5-3
 419   ;;
 420
 421   ## Data General AViiON Machines
 422   ## DG changed naming conventions with the release of 5.4.4.10, they
 423   ## dropped the initial 5.4 but left the intervening R.  Because of the
 424   ## R this shouldn't conflict with older versions of the OS (which I
 425   ## think were named like dgux4.*). In addition, DG new AViiONs series
 426   ## uses either Motorola M88k or Intel Pentium CPUs.
 427   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 428     machine=aviion opsys=dgux4
 429   ;;
 430   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 431     ## This name is dgux5-4-3 instead of dgux5-4r3
 432     ## to avoid a file name conflict on MSDOS.
 433     machine=aviion opsys=dgux5-4-3
 434   ;;
 435   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 436     machine=aviion opsys=dgux5-4r2
 437   ;;
 438   m88k-dg-dgux* )
 439     machine=aviion opsys=dgux
 440   ;;
 441
 442   ## Data General AViiON Intel (x86) Machines
 443   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 444   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 445   i[345]86-dg-dguxR4* )
 446     machine=aviion-intel opsys=dgux4
 447   ;;
 448
 449   ## DECstations
 450   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 451     machine=pmax opsys=bsd4-2
 452   ;;
 453   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 454     machine=pmax opsys=bsd4-3
 455   ;;
 456   mips-dec-ultrix* )
 457     machine=pmax opsys=ultrix4-3
 458   ;;
 459   mips-dec-osf* )
 460     machine=pmax opsys=osf1
 461   ;;
 462   mips-dec-mach_bsd4.3* )
 463     machine=pmax opsys=mach-bsd4-3
 464   ;;
 465
 466   ## Motorola Delta machines
 467   m68k-motorola-sysv* | m68000-motorola-sysv* )
 468     machine=delta opsys=usg5-3
 469     if test -z "`type gnucc | grep 'not found'`"
 470     then
 471       if test -s /etc/167config
 472       then CC="gnucc -m68040"
 473       else CC="gnucc -m68881"
 474       fi
 475     else
 476       if test -z "`type gcc | grep 'not found'`"
 477       then CC=gcc
 478       else CC=cc
 479       fi
 480     fi
 481   ;;
 482   m88k-motorola-sysv4* )
 483     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 484     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 485     # I hope there are not other 4.0 versions for this machine
 486     # which really need usg5-4 instead.
 487     machine=delta88k opsys=usg5-4-2
 488   ;;
 489   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 490     machine=delta88k opsys=usg5-3
 491   ;;
 492
 493   ## Dual machines
 494   m68*-dual-sysv* )
 495     machine=dual opsys=usg5-2
 496   ;;
 497   m68*-dual-uniplus* )
 498     machine=dual opsys=unipl5-2
 499   ;;
 500
 501   ## Elxsi 6400
 502   elxsi-elxsi-sysv* )
 503     machine=elxsi opsys=usg5-2
 504   ;;
 505
 506   ## Encore machines
 507   ns16k-encore-bsd* )
 508     machine=ns16000 opsys=umax
 509   ;;
 510
 511   ## The GEC 63 - apparently, this port isn't really finished yet.
 512   #  I'm sure we finished off the last of the machines, though.  -- fx
 513
 514   ## Gould Power Node and NP1
 515   pn-gould-bsd4.2* )
 516     machine=gould opsys=bsd4-2
 517   ;;
 518   pn-gould-bsd4.3* )
 519     machine=gould opsys=bsd4-3
 520   ;;
 521   np1-gould-bsd* )
 522     machine=gould-np1 opsys=bsd4-3
 523   ;;
 524
 525   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 526   ## as far as Emacs is concerned).
 527   m88k-harris-cxux* )
 528     # Build needs to be different on 7.0 and later releases
 529     case "`uname -r`" in
 530        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 531        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 532     esac
 533     NON_GNU_CPP="/lib/cpp"
 534   ;;
 535   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 536   m68k-harris-cxux* )
 537     machine=nh3000 opsys=cxux
 538   ;;
 539   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 540   powerpc-harris-powerunix )
 541     machine=nh6000 opsys=powerunix
 542     NON_GNU_CPP="cc -Xo -E -P"
 543   ;;
 544   ## SR2001/SR2201 running HI-UX/MPP
 545   hppa1.1-hitachi-hiuxmpp* )
 546     machine=sr2k opsys=hiuxmpp
 547   ;;
 548   hppa1.1-hitachi-hiuxwe2* )
 549     machine=sr2k opsys=hiuxwe2
 550   ;;
 551   ## Honeywell XPS100
 552   xps*-honeywell-sysv* )
 553     machine=xps100 opsys=usg5-2
 554   ;;
 555
 556   ## HP 9000 series 200 or 300
 557   m68*-hp-bsd* )
 558     machine=hp9000s300 opsys=bsd4-3
 559   ;;
 560   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 561   m68*-hp-hpux* )
 562     case "`uname -r`" in
 563       ## Someone's system reports A.B8.05 for this.
 564       ## I wonder what other possibilities there are.
 565       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 566       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 567       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 568       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 569       *) machine=hp9000s300 opsys=hpux ;;
 570     esac
 571   ;;
 572
 573   ## HP 9000 series 700 and 800, running HP/UX
 574   hppa*-hp-hpux7* )
 575     machine=hp800 opsys=hpux
 576   ;;
 577   hppa*-hp-hpux8* )
 578     machine=hp800 opsys=hpux8
 579   ;;
 580   hppa*-hp-hpux9shr* )
 581     machine=hp800 opsys=hpux9shr
 582   ;;
 583   hppa*-hp-hpux9* )
 584     machine=hp800 opsys=hpux9
 585   ;;
 586   hppa*-hp-hpux10.2* )
 587     machine=hp800 opsys=hpux10-20
 588   ;;
 589   hppa*-hp-hpux10* )
 590     machine=hp800 opsys=hpux10
 591   ;;
 592   hppa*-hp-hpux1[1-9]* )
 593     machine=hp800 opsys=hpux11
 594   ;;
 595
 596   hppa*-*-linux-gnu* )
 597     machine=hp800 opsys=gnu-linux
 598   ;;
 599
 600   ## HP 9000 series 700 and 800, running HP/UX
 601   hppa*-hp-hpux* )
 602     ## Cross-compilation?  Nah!
 603     case "`uname -r`" in
 604       ## Someone's system reports A.B8.05 for this.
 605       ## I wonder what other possibilities there are.
 606       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 607       *.08.* ) machine=hp800 opsys=hpux8 ;;
 608       *.09.* ) machine=hp800 opsys=hpux9 ;;
 609       *) machine=hp800 opsys=hpux10 ;;
 610     esac
 611   ;;
 612   hppa*-*-nextstep* )
 613     machine=hp800 opsys=nextstep
 614   ;;
 615
 616   ## Orion machines
 617   orion-orion-bsd* )
 618     machine=orion opsys=bsd4-2
 619   ;;
 620   clipper-orion-bsd* )
 621     machine=orion105 opsys=bsd4-2
 622   ;;
 623
 624   ## IBM machines
 625   i[3456]86-ibm-aix1.1* )
 626     machine=ibmps2-aix opsys=usg5-2-2
 627   ;;
 628   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 629     machine=ibmps2-aix opsys=usg5-3
 630   ;;
 631   i370-ibm-aix*)
 632     machine=ibm370aix opsys=usg5-3
 633   ;;
 634   s390-*-linux-gnu* )
 635     machine=ibms390 opsys=gnu-linux
 636   ;;
 637   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 638     machine=ibmrs6000 opsys=aix3-1
 639   ;;
 640   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 641     machine=ibmrs6000 opsys=aix3-2-5
 642   ;;
 643   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 644     machine=ibmrs6000 opsys=aix4-1
 645   ;;
 646   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 647     machine=ibmrs6000 opsys=aix4-2
 648   ;;
 649   rs6000-ibm-aix5* | powerpc-ibm-aix5*  )
 650     machine=ibmrs6000 opsys=aix4-2
 651   ;;
 652   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 653     machine=ibmrs6000 opsys=aix4
 654   ;;
 655   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 656     machine=ibmrs6000 opsys=aix4-1
 657   ;;
 658   rs6000-ibm-aix* | powerpc-ibm-aix* )
 659     machine=ibmrs6000 opsys=aix3-2
 660   ;;
 661   romp-ibm-bsd4.3* )
 662     machine=ibmrt opsys=bsd4-3
 663   ;;
 664   romp-ibm-bsd4.2* )
 665     machine=ibmrt opsys=bsd4-2
 666   ;;
 667   romp-ibm-aos4.3* )
 668     machine=ibmrt opsys=bsd4-3
 669   ;;
 670   romp-ibm-aos4.2* )
 671     machine=ibmrt opsys=bsd4-2
 672   ;;
 673   romp-ibm-aos* )
 674     machine=ibmrt opsys=bsd4-3
 675   ;;
 676   romp-ibm-bsd* )
 677     machine=ibmrt opsys=bsd4-3
 678   ;;
 679   romp-ibm-aix* )
 680     machine=ibmrt-aix opsys=usg5-2-2
 681   ;;
 682
 683   ## Integrated Solutions `Optimum V'
 684   m68*-isi-bsd4.2* )
 685     machine=isi-ov opsys=bsd4-2
 686   ;;
 687   m68*-isi-bsd4.3* )
 688     machine=isi-ov opsys=bsd4-3
 689   ;;
 690
 691   ## Intel 386 machines where we do care about the manufacturer
 692   i[3456]86-intsys-sysv* )
 693     machine=is386 opsys=usg5-2-2
 694   ;;
 695
 696   ## Prime EXL
 697   i[3456]86-prime-sysv* )
 698     machine=i386 opsys=usg5-3
 699   ;;
 700
 701   ## Sequent Symmetry running Dynix
 702   i[3456]86-sequent-bsd* )
 703     machine=symmetry opsys=bsd4-3
 704   ;;
 705
 706   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 707   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 708     machine=sequent-ptx opsys=ptx4
 709     NON_GNU_CPP=/lib/cpp
 710   ;;
 711
 712   ## Sequent Symmetry running DYNIX/ptx
 713   ## Use the old cpp rather than the newer ANSI one.
 714   i[3456]86-sequent-ptx* )
 715     machine=sequent-ptx opsys=ptx
 716     NON_GNU_CPP="/lib/cpp"
 717   ;;
 718
 719   ## ncr machine running svr4.3.
 720   i[3456]86-ncr-sysv4.3 )
 721     machine=ncr386 opsys=usg5-4-3
 722   ;;
 723
 724   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 725   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 726   i[3456]86-ncr-sysv* )
 727     machine=ncr386 opsys=usg5-4-2
 728   ;;
 729
 730   ## Intel Paragon OSF/1
 731   i860-intel-osf1* )
 732     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 733   ;;
 734
 735   ## Intel 860
 736   i860-*-sysv4* )
 737     machine=i860 opsys=usg5-4
 738     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 739     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 740   ;;
 741
 742   ## Macintosh PowerPC
 743   powerpc*-*-linux-gnu* )
 744     machine=macppc opsys=gnu-linux
 745   ;;
 746
 747   ## Masscomp machines
 748   m68*-masscomp-rtu* )
 749     machine=masscomp opsys=rtu
 750   ;;
 751
 752   ## Megatest machines
 753   m68*-megatest-bsd* )
 754     machine=mega68 opsys=bsd4-2
 755   ;;
 756
 757   ## Workstations sold by MIPS
 758   ## This is not necessarily all workstations using the MIPS processor -
 759   ## Irises are produced by SGI, and DECstations by DEC.
 760
 761   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 762   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 763   ## it gives for choosing between the alternatives seems to be "Use
 764   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 765   ## the BSD world."  I'll assume that these are instructions for
 766   ## handling two odd situations, and that every other situation
 767   ## should use mips.h and usg5-2-2, they being listed first.
 768   mips-mips-usg* )
 769     machine=mips4
 770     ## Fall through to the general code at the bottom to decide on the OS.
 771   ;;
 772   mips-mips-riscos4* )
 773     machine=mips4 opsys=bsd4-3
 774     NON_GNU_CC="cc -systype bsd43"
 775     NON_GNU_CPP="cc -systype bsd43 -E"
 776   ;;
 777   mips-mips-riscos5* )
 778     machine=mips4 opsys=riscos5
 779     NON_GNU_CC="cc -systype bsd43"
 780     NON_GNU_CPP="cc -systype bsd43 -E"
 781   ;;
 782   mips-mips-bsd* )
 783     machine=mips opsys=bsd4-3
 784   ;;
 785   mips-mips-* )
 786     machine=mips opsys=usg5-2-2
 787   ;;
 788
 789   ## NeXT
 790   m68*-next-* | m68k-*-nextstep* )
 791     machine=m68k opsys=nextstep
 792   ;;
 793
 794   ## The complete machine from National Semiconductor
 795   ns32k-ns-genix* )
 796     machine=ns32000 opsys=usg5-2
 797   ;;
 798
 799   ## NCR machines
 800   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 801     machine=tower32 opsys=usg5-2-2
 802   ;;
 803   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 804     machine=tower32v3 opsys=usg5-3
 805   ;;
 806
 807   ## NEC EWS4800
 808   mips-nec-sysv4*)
 809   machine=ews4800 opsys=ux4800
 810   ;;
 811
 812   ## Nixdorf Targon 31
 813   m68*-nixdorf-sysv* )
 814     machine=targon31 opsys=usg5-2-2
 815   ;;
 816
 817   ## Nu (TI or LMI)
 818   m68*-nu-sysv* )
 819     machine=nu opsys=usg5-2
 820   ;;
 821
 822   ## Plexus
 823   m68*-plexus-sysv* )
 824     machine=plexus opsys=usg5-2
 825   ;;
 826
 827   ## Pyramid machines
 828   ## I don't really have any idea what sort of processor the Pyramid has,
 829   ## so I'm assuming it is its own architecture.
 830   pyramid-pyramid-bsd* )
 831     machine=pyramid opsys=bsd4-2
 832   ;;
 833
 834   ## Sequent Balance
 835   ns32k-sequent-bsd4.2* )
 836     machine=sequent opsys=bsd4-2
 837   ;;
 838   ns32k-sequent-bsd4.3* )
 839     machine=sequent opsys=bsd4-3
 840   ;;
 841
 842   ## Siemens Nixdorf
 843   mips-siemens-sysv* | mips-sni-sysv*)
 844     machine=mips-siemens opsys=usg5-4
 845     NON_GNU_CC=/usr/ccs/bin/cc
 846     NON_GNU_CPP=/usr/ccs/lib/cpp
 847   ;;
 848
 849   ## Silicon Graphics machines
 850   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 851   m68*-sgi-iris3.5* )
 852     machine=irist opsys=iris3-5
 853   ;;
 854   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 855     machine=irist opsys=iris3-6
 856   ;;
 857   ## Iris 4D
 858   mips-sgi-irix3* )
 859     machine=iris4d opsys=irix3-3
 860   ;;
 861   mips-sgi-irix4* )
 862     machine=iris4d opsys=irix4-0
 863   ;;
 864   mips-sgi-irix6.5 )
 865     machine=iris4d opsys=irix6-5
 866     # Without defining _LANGUAGE_C, things get masked out in the headers
 867     # so that, for instance, grepping for `free' in stdlib.h fails and
 868     # AC_HEADER_STD_C fails.   (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
 869     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 870     NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
 871   ;;
 872   mips-sgi-irix6* )
 873     machine=iris4d opsys=irix6-0
 874     # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
 875     # but presumably it does no harm.
 876     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 877     # -32 probably isn't necessary in later v.6s -- anyone know which?
 878     NON_GCC_TEST_OPTIONS=-32
 879   ;;
 880   mips-sgi-irix5.[01]* )
 881     machine=iris4d opsys=irix5-0
 882   ;;
 883   mips-sgi-irix5* | mips-sgi-irix* )
 884     machine=iris4d opsys=irix5-2
 885   ;;
 886
 887   ## SONY machines
 888   m68*-sony-bsd4.2* )
 889     machine=news opsys=bsd4-2
 890   ;;
 891   m68*-sony-bsd4.3* )
 892     machine=news opsys=bsd4-3
 893   ;;
 894   m68*-sony-newsos3* | m68*-sony-news3*)
 895     machine=news opsys=bsd4-3
 896   ;;
 897   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 898     machine=news-risc opsys=bsd4-3
 899   ;;
 900   mips-sony-newsos6* )
 901     machine=news-r6 opsys=newsos6
 902   ;;
 903   mips-sony-news* )
 904     machine=news-risc opsys=newsos5
 905   ;;
 906
 907   ## Stride
 908   m68*-stride-sysv* )
 909     machine=stride opsys=usg5-2
 910   ;;
 911
 912   ## Suns
 913   sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
 914     machine=sparc opsys=gnu-linux
 915   ;;
 916
 917   *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 918     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 919     | rs6000-*-solaris2*)
 920     case "${canonical}" in
 921       m68*-sunos1* )    machine=sun1 ;;
 922       m68*-sunos2* )    machine=sun2 ;;
 923       m68* )            machine=sun3 ;;
 924       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 925       i[3456]86-*-* )     machine=intel386 ;;
 926       powerpcle* )      machine=powerpcle ;;
 927       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 928       sparc* )          machine=sparc ;;
 929       * )               unported=yes ;;
 930     esac
 931     case "${canonical}" in
 932       ## The Sun386 didn't get past 4.0.
 933       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 934       *-sunos4.0*         ) opsys=sunos4-0 ;;
 935       *-sunos4.1.[3-9]*noshare )
 936                 ## This name is sunos413 instead of sunos4-1-3
 937                 ## to avoid a file name conflict on MSDOS.
 938                 opsys=sunos413
 939                 NON_GNU_CPP=/usr/lib/cpp
 940                 NON_GCC_TEST_OPTIONS=-Bstatic
 941                 GCC_TEST_OPTIONS=-static
 942                 ;;
 943       *-sunos4.1.[3-9]* | *-sunos4shr*)
 944                 opsys=sunos4shr
 945                 NON_GNU_CPP=/usr/lib/cpp
 946                 ;;
 947       *-sunos4* | *-sunos )
 948                 opsys=sunos4-1
 949                 NON_GCC_TEST_OPTIONS=-Bstatic
 950                 GCC_TEST_OPTIONS=-static
 951                 ;;
 952       *-sunos5.3* | *-solaris2.3* )
 953                 opsys=sol2-3
 954                 NON_GNU_CPP=/usr/ccs/lib/cpp
 955                 ;;
 956       *-sunos5.4* | *-solaris2.4* )
 957                 opsys=sol2-4
 958                 NON_GNU_CPP=/usr/ccs/lib/cpp
 959                 RANLIB="ar -ts"
 960                 ;;
 961       *-sunos5.5* | *-solaris2.5* )
 962                 opsys=sol2-5
 963                 NON_GNU_CPP=/usr/ccs/lib/cpp
 964                 RANLIB="ar -ts"
 965                 ;;
 966       *-sunos5.6* | *-solaris2.6* )
 967                 opsys=sol2-6
 968                 NON_GNU_CPP=/usr/ccs/lib/cpp
 969                 RANLIB="ar -ts"
 970                 ;;
 971       *-sunos5* | *-solaris* )
 972                 opsys=sol2-6
 973                 NON_GNU_CPP=/usr/ccs/lib/cpp
 974                 ;;
 975       *                   ) opsys=bsd4-2   ;;
 976     esac
 977     ## Watch out for a compiler that we know will not work.
 978     case "${canonical}" in
 979      *-solaris* | *-sunos5* )
 980                 if [ "x$CC" = x/usr/ucb/cc ]; then
 981                   ## /usr/ucb/cc doesn't work;
 982                   ## we should find some other compiler that does work.
 983                   unset CC
 984                 fi
 985                 ;;
 986       *) ;;
 987     esac
 988   ;;
 989   sparc-*-nextstep* )
 990     machine=sparc opsys=nextstep
 991   ;;
 992
 993   ## Tadpole 68k
 994   m68*-tadpole-sysv* )
 995     machine=tad68k opsys=usg5-3
 996   ;;
 997
 998   ## Tahoe machines
 999   tahoe-tahoe-bsd4.2* )
1000     machine=tahoe opsys=bsd4-2
1001   ;;
1002   tahoe-tahoe-bsd4.3* )
1003     machine=tahoe opsys=bsd4-3
1004   ;;
1005
1006   ## Tandem Integrity S2
1007   mips-tandem-sysv* )
1008     machine=tandem-s2 opsys=usg5-3
1009   ;;
1010
1011   ## Tektronix XD88
1012   m88k-tektronix-sysv3* )
1013   machine=tekxd88 opsys=usg5-3
1014   ;;
1015
1016   ## Tektronix 16000 box (6130?)
1017   ns16k-tektronix-bsd* )
1018     machine=ns16000 opsys=bsd4-2
1019   ;;
1020   ## Tektronix 4300
1021   ## src/m/tek4300.h hints that this is a m68k machine.
1022   m68*-tektronix-bsd* )
1023     machine=tek4300 opsys=bsd4-3
1024   ;;
1025
1026   ## Titan P2 or P3
1027   ## We seem to have lost the machine-description file titan.h!
1028   titan-titan-sysv* )
1029     machine=titan opsys=usg5-3
1030   ;;
1031
1032   ## Ustation E30 (SS5E)
1033   m68*-unisys-uniplus* )
1034     machine=ustation opsystem=unipl5-2
1035   ;;
1036
1037   ## Vaxen.
1038   vax-dec-* )
1039     machine=vax
1040     case "${canonical}" in
1041       *-bsd4.1* )                                       opsys=bsd4-1 ;;
1042       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
1043       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
1044       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
1045       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
1046       *-vms* )                                          opsys=vms ;;
1047       * )                                               unported=yes
1048     esac
1049   ;;
1050
1051   ## Whitechapel MG1
1052   ns16k-whitechapel-* )
1053     machine=mg1
1054     ## We don't know what sort of OS runs on these; we'll let the
1055     ## operating system guessing code below try.
1056   ;;
1057
1058   ## Wicat
1059   m68*-wicat-sysv* )
1060     machine=wicat opsys=usg5-2
1061   ;;
1062
1063   ## IA-64
1064   ia64*-*-linux* )
1065     machine=ia64 opsys=gnu-linux
1066   ;;
1067
1068   ## Intel 386 machines where we don't care about the manufacturer
1069   i[3456]86-*-* )
1070     machine=intel386
1071     case "${canonical}" in
1072       *-cygwin )                opsys=cygwin ;;
1073       *-lynxos* )               opsys=lynxos ;;
1074       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1075       *-isc2.2* )               opsys=isc2-2 ;;
1076       *-isc4.0* )               opsys=isc4-0 ;;
1077       *-isc4.* )                opsys=isc4-1
1078                                 GCC_TEST_OPTIONS=-posix
1079                                 NON_GCC_TEST_OPTIONS=-Xp
1080                                 ;;
1081       *-isc* )                  opsys=isc3-0 ;;
1082       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1083       *-esix* )                 opsys=esix ;;
1084       *-xenix* )                opsys=xenix ;;
1085       *-linux-gnu* )            opsys=gnu-linux ;;
1086       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1087       *-sco3.2v5* )             opsys=sco5
1088                                 NON_GNU_CPP=/lib/cpp
1089                                 # Prevent -belf from being passed to $CPP.
1090                                 # /lib/cpp does not accept it.
1091                                 OVERRIDE_CPPFLAGS=" "
1092                                 ;;
1093       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1094       *-sysv5uw* )              opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1095       *-sysv5OpenUNIX* )        opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1096       *-386bsd* )               opsys=386bsd ;;
1097       *-nextstep* )             opsys=nextstep ;;
1098       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1099     esac
1100   ;;
1101
1102   ## m68k Linux-based GNU system
1103   m68k-*-linux-gnu* )
1104     machine=m68k opsys=gnu-linux
1105   ;;
1106
1107   ## Mips Linux-based GNU system
1108   mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1109     machine=mips opsys=gnu-linux
1110   ;;
1111
1112   ## UXP/DS
1113   sparc-fujitsu-sysv4* )
1114     machine=sparc opsys=uxpds
1115     NON_GNU_CPP=/usr/ccs/lib/cpp
1116     RANLIB="ar -ts"
1117   ;;
1118
1119   ## UXP/V
1120   f301-fujitsu-uxpv4.1)
1121     machine=f301 opsys=uxpv
1122   ;;
1123
1124   ## Darwin / Mac OS X
1125   powerpc-apple-darwin* )
1126     machine=powermac opsys=darwin
1127     # Define CPP as follows to make autoconf work correctly.
1128     CPP="${CC-cc} -E -no-cpp-precomp"
1129     # Use fink packages if available.
1130     if test -d /sw/include && test -d /sw/lib; then
1131         GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib"
1132         CPP="${CPP} ${GCC_TEST_OPTIONS}"
1133         NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS}
1134     fi
1135   ;;
1136
1137   ## AMD x86-64 Linux-based GNU system
1138   x86_64-*-linux-gnu* )
1139     machine=amdx86-64 opsys=gnu-linux
1140   ;;
1141
1142   * )
1143     unported=yes
1144   ;;
1145 esac
1146
1147 ### If the code above didn't choose an operating system, just choose
1148 ### an operating system based on the configuration name.  You really
1149 ### only want to use this when you have no idea what the right
1150 ### operating system is; if you know what operating systems a machine
1151 ### runs, it's cleaner to make it explicit in the case statement
1152 ### above.
1153 if test x"${opsys}" = x; then
1154   case "${canonical}" in
1155     *-gnu* )                            opsys=gnu ;;
1156     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1157     *-bsd4.2 )                          opsys=bsd4-2 ;;
1158     *-bsd4.3 )                          opsys=bsd4-3 ;;
1159     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1160     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1161     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1162     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1163     *-sysv4.2uw* )                      opsys=unixware ;;
1164     *-sysv5uw* )                        opsys=unixware ;;
1165     *-sysv5OpenUNIX* )                  opsys=unixware ;;
1166     *-sysv4.1* | *-sysvr4.1* )
1167         NON_GNU_CPP=/usr/lib/cpp
1168         opsys=usg5-4 ;;
1169     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1170         if [ x$NON_GNU_CPP = x ]; then
1171           if [ -f /usr/ccs/lib/cpp ]; then
1172             NON_GNU_CPP=/usr/ccs/lib/cpp
1173           else
1174             NON_GNU_CPP=/lib/cpp
1175           fi
1176         fi
1177         opsys=usg5-4-2 ;;
1178     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1179     * )
1180       unported=yes
1181     ;;
1182   esac
1183 fi
1184
1185 ]
1186 dnl quotation ends
1187
1188 if test $unported = yes; then
1189   AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1190 Check `etc/MACHINES' for recognized configuration names.])
1191 fi
1192
1193 machfile="m/${machine}.h"
1194 opsysfile="s/${opsys}.h"
1195
1196
1197 #### Choose a compiler.
1198 test -n "$CC" && cc_specified=yes
1199
1200 # Save the value of CFLAGS that the user specified.
1201 SPECIFIED_CFLAGS="$CFLAGS"
1202
1203 case ${with_gcc} in
1204   "yes" ) CC="gcc" GCC=yes ;;
1205   "no"  ) : ${CC=cc} ;;
1206   * )
1207 esac
1208 AC_PROG_CC
1209
1210 # On Suns, sometimes $CPP names a directory.
1211 if test -n "$CPP" && test -d "$CPP"; then
1212   CPP=
1213 fi
1214
1215 #### Some systems specify a CPP to use unless we are using GCC.
1216 #### Now that we know whether we are using GCC, we can decide whether
1217 #### to use that one.
1218 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1219 then
1220   CPP="$NON_GNU_CPP"
1221 fi
1222
1223 #### Some systems specify a CC to use unless we are using GCC.
1224 #### Now that we know whether we are using GCC, we can decide whether
1225 #### to use that one.
1226 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1227   test x$cc_specified != xyes
1228 then
1229   CC="$NON_GNU_CC"
1230 fi
1231
1232 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1233 then
1234   CC="$CC $GCC_TEST_OPTIONS"
1235 fi
1236
1237 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1238 then
1239   CC="$CC $NON_GCC_TEST_OPTIONS"
1240 fi
1241
1242 #### Some other nice autoconf tests.
1243
1244 dnl checks for programs
1245 AC_PROG_LN_S
1246 AC_PROG_CPP
1247 AC_PROG_INSTALL
1248 if test "x$RANLIB" = x; then
1249   AC_PROG_RANLIB
1250 fi
1251 AC_PATH_PROG(INSTALL_INFO, install-info)
1252 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1253 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1254
1255 dnl Add our options to ac_link now, after it is set up.
1256
1257 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1258 then
1259   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1260 fi
1261
1262 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1263 then
1264   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1265 fi
1266
1267 dnl We need -znocombreloc if we're using a relatively recent GNU ld.
1268 dnl If we can link with the flag, it shouldn't do any harm anyhow.
1269 dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.)
1270 dnl Treat GCC specially since it just gives a non-fatal `unrecognized option'
1271 dnl if not built to support GNU ld.
1272
1273 late_LDFLAGS=$LDFLAGS
1274 if test "$GCC" = yes; then
1275   LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
1276 else
1277   LDFLAGS="$LDFLAGS -znocombreloc"
1278 fi
1279
1280 AC_MSG_CHECKING([For -znocombreloc])
1281 AC_LINK_IFELSE([main(){return 0;}],
1282   [AC_MSG_RESULT(yes)],
1283   LDFLAGS=$late_LDFLAGS
1284   [AC_MSG_RESULT(no)])
1285
1286 dnl checks for Unix variants
1287 AC_AIX
1288
1289
1290 #### Extract some information from the operating system and machine files.
1291
1292 AC_CHECKING([the machine- and system-dependent files to find out
1293  - which libraries the lib-src programs will want, and
1294  - whether the GNU malloc routines are usable])
1295
1296 ### First figure out CFLAGS (which we use for running the compiler here)
1297 ### and REAL_CFLAGS (which we use for real compilation).
1298 ### The two are the same except on a few systems, where they are made
1299 ### different to work around various lossages.  For example,
1300 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1301 ### as implying static linking.
1302
1303 ### If the CFLAGS env var is specified, we use that value
1304 ### instead of the default.
1305
1306 ### It's not important that this name contain the PID; you can't run
1307 ### two configures in the same directory and have anything work
1308 ### anyway.
1309 tempcname="conftest.c"
1310
1311 echo '
1312 #include "'${srcdir}'/src/'${opsysfile}'"
1313 #include "'${srcdir}'/src/'${machfile}'"
1314 #ifndef LIBS_MACHINE
1315 #define LIBS_MACHINE
1316 #endif
1317 #ifndef LIBS_SYSTEM
1318 #define LIBS_SYSTEM
1319 #endif
1320 #ifndef C_SWITCH_SYSTEM
1321 #define C_SWITCH_SYSTEM
1322 #endif
1323 #ifndef C_SWITCH_MACHINE
1324 #define C_SWITCH_MACHINE
1325 #endif
1326 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1327 configure___ c_switch_system=C_SWITCH_SYSTEM
1328 configure___ c_switch_machine=C_SWITCH_MACHINE
1329
1330 #ifndef LIB_X11_LIB
1331 #define LIB_X11_LIB -lX11
1332 #endif
1333
1334 #ifndef LIBX11_MACHINE
1335 #define LIBX11_MACHINE
1336 #endif
1337
1338 #ifndef LIBX11_SYSTEM
1339 #define LIBX11_SYSTEM
1340 #endif
1341 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1342
1343 #ifdef UNEXEC
1344 configure___ unexec=UNEXEC
1345 #else
1346 configure___ unexec=unexec.o
1347 #endif
1348
1349 #ifdef SYSTEM_MALLOC
1350 configure___ system_malloc=yes
1351 #else
1352 configure___ system_malloc=no
1353 #endif
1354
1355 #ifdef USE_MMAP_FOR_BUFFERS
1356 configure___ use_mmap_for_buffers=yes
1357 #else
1358 configure___ use_mmap_for_buffers=no
1359 #endif
1360
1361 #ifndef C_DEBUG_SWITCH
1362 #define C_DEBUG_SWITCH -g
1363 #endif
1364
1365 #ifndef C_OPTIMIZE_SWITCH
1366 #ifdef __GNUC__
1367 #define C_OPTIMIZE_SWITCH -O2
1368 #else
1369 #define C_OPTIMIZE_SWITCH -O
1370 #endif
1371 #endif
1372
1373 #ifndef LD_SWITCH_MACHINE
1374 #define LD_SWITCH_MACHINE
1375 #endif
1376
1377 #ifndef LD_SWITCH_SYSTEM
1378 #define LD_SWITCH_SYSTEM
1379 #endif
1380
1381 #ifndef LD_SWITCH_X_SITE_AUX
1382 #define LD_SWITCH_X_SITE_AUX
1383 #endif
1384
1385 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1386 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1387
1388 #ifdef THIS_IS_CONFIGURE
1389
1390 /* Get the CFLAGS for tests in configure.  */
1391 #ifdef __GNUC__
1392 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1393 #else
1394 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1395 #endif
1396
1397 #else /* not THIS_IS_CONFIGURE */
1398
1399 /* Get the CFLAGS for real compilation.  */
1400 #ifdef __GNUC__
1401 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1402 #else
1403 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1404 #endif
1405
1406 #endif /* not THIS_IS_CONFIGURE */
1407 ' > ${tempcname}
1408
1409 # The value of CPP is a quoted variable reference, so we need to do this
1410 # to get its actual value...
1411 CPP=`eval "echo $CPP"`
1412 [eval `${CPP} -Isrc ${tempcname} \
1413        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1414 if test "x$SPECIFIED_CFLAGS" = x; then
1415   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1416          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1417 else
1418   REAL_CFLAGS="$CFLAGS"
1419 fi]
1420 rm ${tempcname}
1421
1422 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1423
1424 ### Make sure subsequent tests use flags consistent with the build flags.
1425
1426 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1427   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1428 else
1429   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1430 fi
1431
1432 dnl For AC_FUNC_GETLOADAVG, at least:
1433 AC_CONFIG_LIBOBJ_DIR(src)
1434
1435 AC_GNU_SOURCE
1436
1437 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1438 AC_SYS_LARGEFILE
1439
1440 if test "${with_sound}" != "no"; then
1441   # Sound support for GNU/Linux and the free BSDs.
1442   AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1443   # Emulation library used on NetBSD.
1444   AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1445   AC_SUBST(LIBSOUND)
1446 fi
1447
1448 dnl checks for header files
1449 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1450   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1451   termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1452   sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h)
1453 dnl On Solaris 8 there's a compilation warning for term.h because
1454 dnl it doesn't define `bool'.
1455 AC_CHECK_HEADERS(term.h, , , -)
1456 AC_HEADER_STDC
1457 AC_HEADER_TIME
1458 AC_CHECK_DECLS([sys_siglist])
1459 if test $ac_cv_have_decl_sys_siglist != yes; then
1460   # For Tru64, at least:
1461   AC_CHECK_DECLS([__sys_siglist])
1462   if test $ac_cv_have_decl___sys_siglist = yes; then
1463     AC_DEFINE(sys_siglist, __sys_siglist,
1464               [Define to any substitute for sys_siglist.])
1465   fi
1466 fi
1467 AC_HEADER_SYS_WAIT
1468
1469 dnl Some systems have utime.h but don't declare the struct anyplace.
1470 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1471 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1472 #include <sys/time.h>
1473 #include <time.h>
1474 #else
1475 #ifdef HAVE_SYS_TIME_H
1476 #include <sys/time.h>
1477 #else
1478 #include <time.h>
1479 #endif
1480 #endif
1481 #ifdef HAVE_UTIME_H
1482 #include <utime.h>
1483 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1484   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1485 if test $emacs_cv_struct_utimbuf = yes; then
1486   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1487 fi
1488
1489 dnl checks for typedefs
1490 AC_TYPE_SIGNAL
1491
1492 dnl Check for speed_t typedef.
1493 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1494   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1495     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1496 if test $emacs_cv_speed_t = yes; then
1497   AC_DEFINE(HAVE_SPEED_T, 1,
1498            [Define to 1 if `speed_t' is declared by <termios.h>.])
1499 fi
1500
1501 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1502 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1503 #include <sys/time.h>
1504 #include <time.h>
1505 #else
1506 #ifdef HAVE_SYS_TIME_H
1507 #include <sys/time.h>
1508 #else
1509 #include <time.h>
1510 #endif
1511 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1512   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1513 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1514 if test $emacs_cv_struct_timeval = yes; then
1515   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1516 fi
1517
1518 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1519 AC_TRY_COMPILE([#include <math.h>],
1520 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1521   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1522 HAVE_EXCEPTION=$emacs_cv_struct_exception
1523 if test $emacs_cv_struct_exception != yes; then
1524   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1525 fi
1526
1527 AC_CHECK_HEADERS(sys/socket.h)
1528 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1529 #if HAVE_SYS_SOCKET_H
1530 #include <sys/socket.h>
1531 #endif])
1532
1533 dnl checks for structure members
1534 AC_STRUCT_TM
1535 AC_STRUCT_TIMEZONE
1536 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1537                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1538                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1539                 [#include <time.h>])
1540 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1541                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1542                   struct ifreq.ifr_addr], , ,
1543                  [AC_INCLUDES_DEFAULT
1544 #if HAVE_SYS_SOCKET_H
1545 #include <sys/socket.h>
1546 #endif
1547 #if HAVE_NET_IF_H
1548 #include <net/if.h>
1549 #endif])
1550
1551 dnl checks for compiler characteristics
1552
1553 dnl Testing __STDC__ to determine prototype support isn't good enough.
1554 dnl DEC C, for instance, doesn't define it with default options, and
1555 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1556 dnl and void *.
1557 AC_C_PROTOTYPES
1558 AC_C_VOLATILE
1559 AC_C_CONST
1560 dnl This isn't useful because we can't turn on use of `inline' unless
1561 dnl the compiler groks `extern inline'.
1562 dnl AC_C_INLINE
1563 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1564   [AC_TRY_COMPILE(, [void * foo;],
1565                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1566 if test $emacs_cv_void_star = yes; then
1567   AC_DEFINE(POINTER_TYPE, void)
1568 else
1569   AC_DEFINE(POINTER_TYPE, char)
1570 fi
1571 AH_TEMPLATE(POINTER_TYPE,
1572             [Define as `void' if your compiler accepts `void *'; otherwise
1573              define as `char'.])dnl
1574
1575 dnl Test if heap start address is randomized (exec-shield does this).
1576 dnl The test program requires unistd.h and stdlib.h.  They are present
1577 dnl on the systems that currently have exec-shield.
1578 AC_MSG_CHECKING(whether heap start address is randomized)
1579 if test x"$ac_cv_header_unistd_h" != x && test x"$ac_cv_header_stdlib_h" != x
1580 then
1581   AC_TRY_RUN([#include <stdio.h>
1582 #include <unistd.h>
1583 #include <stdlib.h>
1584 int main (int argc, char *argv[])
1585 {
1586   unsigned long old_sbrk = 0;
1587   unsigned long this_sbrk = (unsigned long) sbrk(0);
1588   int nr = 1;
1589   if (argc != 1) {
1590     old_sbrk = strtoul (argv[1], 0, 0);
1591     nr = atoi (argv[2])+1;
1592   }
1593   if (argc == 1 || (old_sbrk == this_sbrk && nr < 3))
1594   {
1595     char buf1[32], buf2[32];
1596     sprintf (buf1, "%lu", this_sbrk);
1597     sprintf (buf2, "%d", nr);
1598     execl (argv[0], argv[0], buf1, buf2, 0);
1599     exit (-1);
1600   }
1601   exit (this_sbrk == old_sbrk);
1602 }], emacs_cv_execshield=yes, emacs_cv_execshield=no,
1603      emacs_cv_execshield='assuming no')
1604 else
1605   emacs_cv_execshield='assuming no'
1606 fi
1607 AC_MSG_RESULT($emacs_cv_execshield)
1608
1609 if test "$emacs_cv_execshield" = yes; then
1610   AC_PATH_PROG(SETARCH, setarch, no)
1611   AC_SUBST(SETARCH)
1612   if test "$SETARCH" != no && test "$machine" = "intel386"; then
1613     AC_DEFINE(HAVE_RANDOM_HEAPSTART, 1,
1614     [Define to 1 if this OS randomizes the start address of the heap.])
1615   else
1616     AC_MSG_ERROR([Heap start address is randomized and no workaround is known.
1617 Probably exec-shield is turned on.  Emacs can not dump itself if this is the
1618 case.  Read about exec-shield in `etc/PROBLEMS' for further information.])
1619   fi
1620 fi
1621
1622
1623 dnl This could be used for targets which can have both byte sexes.
1624 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1625 dnl AC_C_BIGENDIAN
1626
1627 dnl check for Make feature
1628 AC_PROG_MAKE_SET
1629
1630 dnl checks for operating system services
1631 AC_SYS_LONG_FILE_NAMES
1632
1633 #### Choose a window system.
1634
1635 AC_PATH_X
1636 if test "$no_x" = yes; then
1637   window_system=none
1638 else
1639   window_system=x11
1640 fi
1641
1642 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1643   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1644   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1645   x_default_search_path=""
1646   for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1647     x_search_path="\
1648 ${x_library}/X11/%L/%T/%N%C%S:\
1649 ${x_library}/X11/%l/%T/%N%C%S:\
1650 ${x_library}/X11/%T/%N%C%S:\
1651 ${x_library}/X11/%L/%T/%N%S:\
1652 ${x_library}/X11/%l/%T/%N%S:\
1653 ${x_library}/X11/%T/%N%S"
1654     if test x"${x_default_search_path}" = x; then
1655       x_default_search_path=${x_search_path}
1656     else
1657       x_default_search_path="${x_search_path}:${x_default_search_path}"
1658     fi
1659   done
1660 fi
1661 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1662   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1663 fi
1664
1665 if test x"${x_includes}" = x; then
1666   bitmapdir=/usr/include/X11/bitmaps
1667 else
1668   # accumulate include directories that have X11 bitmap subdirectories
1669   bmd_acc="dummyval"
1670   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1671     if test -d "${bmd}/X11/bitmaps"; then
1672       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1673     fi
1674     if test -d "${bmd}/bitmaps"; then
1675       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1676     fi
1677   done
1678   if test ${bmd_acc} != "dummyval"; then
1679     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1680   fi
1681 fi
1682
1683 case "${window_system}" in
1684   x11 )
1685     HAVE_X_WINDOWS=yes
1686     HAVE_X11=yes
1687     case "${with_x_toolkit}" in
1688       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1689       motif ) USE_X_TOOLKIT=MOTIF ;;
1690 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1691       gtk ) with_gtk=yes
1692 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1693 dnl USE_X_TOOLKIT is set.
1694             USE_X_TOOLKIT=none ;;
1695       no ) USE_X_TOOLKIT=none ;;
1696 dnl If user did not say whether to use a toolkit,
1697 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1698       * ) USE_X_TOOLKIT=maybe ;;
1699     esac
1700   ;;
1701   none )
1702     HAVE_X_WINDOWS=no
1703     HAVE_X11=no
1704     USE_X_TOOLKIT=none
1705   ;;
1706 esac
1707
1708 ### If we're using X11, we should use the X menu package.
1709 HAVE_MENUS=no
1710 case ${HAVE_X11} in
1711   yes ) HAVE_MENUS=yes ;;
1712 esac
1713
1714 if test "${opsys}" = "hpux9"; then
1715   case "${x_libraries}" in
1716     *X11R4* )
1717       opsysfile="s/hpux9-x11r4.h"
1718       ;;
1719   esac
1720 fi
1721
1722 if test "${opsys}" = "hpux9shr"; then
1723   case "${x_libraries}" in
1724     *X11R4* )
1725       opsysfile="s/hpux9shxr4.h"
1726       ;;
1727   esac
1728 fi
1729
1730 ### Compute the unexec source name from the object name.
1731 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1732
1733 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1734 # Assume not, until told otherwise.
1735 GNU_MALLOC=yes
1736 doug_lea_malloc=yes
1737 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1738 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1739 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1740                emacs_cv_var___after_morecore_hook,
1741 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1742   emacs_cv_var___after_morecore_hook=yes,
1743   emacs_cv_var___after_morecore_hook=no)])
1744 if test $emacs_cv_var___after_morecore_hook = no; then
1745   doug_lea_malloc=no
1746 fi
1747 if test "${system_malloc}" = "yes"; then
1748   GNU_MALLOC=no
1749   GNU_MALLOC_reason="
1750     (The GNU allocators don't work with this system configuration.)"
1751 fi
1752 if test "$doug_lea_malloc" = "yes" ; then
1753   if test "$GNU_MALLOC" = yes ; then
1754     GNU_MALLOC_reason="
1755       (Using Doug Lea's new malloc from the GNU C Library.)"
1756   fi
1757   AC_DEFINE(DOUG_LEA_MALLOC, 1,
1758             [Define to 1 if you are using the GNU C Library.])
1759 fi
1760
1761 if test x"${REL_ALLOC}" = x; then
1762   REL_ALLOC=${GNU_MALLOC}
1763 fi
1764
1765 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1766 dnl the system configuration file (s/*.h) to turn the use of mmap
1767 dnl in the relocating allocator on.
1768
1769 AC_FUNC_MMAP
1770 if test $use_mmap_for_buffers = yes; then
1771   REL_ALLOC=no
1772 fi
1773
1774 LIBS="$libsrc_libs $LIBS"
1775
1776 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1777 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1778 AC_CHECK_LIB(dnet, dnet_ntoa)
1779 dnl This causes -lresolv to get used in subsequent tests,
1780 dnl which causes failures on some systems such as HPUX 9.
1781 dnl AC_CHECK_LIB(resolv, gethostbyname)
1782
1783 dnl FIXME replace main with a function we actually want from this library.
1784 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1785
1786 AC_CHECK_LIB(pthreads, cma_open)
1787
1788 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1789 if test -d /usr/X386/include; then
1790   HAVE_XFREE386=yes
1791   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1792 else
1793   HAVE_XFREE386=no
1794 fi
1795 AC_MSG_RESULT($HAVE_XFREE386)
1796
1797 dnl Check for need for bigtoc support on IBM AIX
1798
1799 case ${host_os} in
1800 aix*)
1801   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1802     case $GCC in
1803     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1804     *) gdb_cv_bigtoc=-bbigtoc ;;
1805     esac
1806
1807     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1808     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1809   ])
1810   ;;
1811 esac
1812
1813 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
1814 # used for the tests that follow.  We set them back to REAL_CFLAGS and
1815 # REAL_CPPFLAGS later on.
1816
1817 REAL_CPPFLAGS="$CPPFLAGS"
1818
1819 if test "${HAVE_X11}" = "yes"; then
1820   DEFS="$C_SWITCH_X_SITE $DEFS"
1821   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1822   LIBS="$LIBX $LIBS"
1823   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1824   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1825
1826   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1827   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1828   # but it's more convenient here to set LD_RUN_PATH
1829   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1830   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1831     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1832     export LD_RUN_PATH
1833   fi
1834
1835   if test "${opsys}" = "gnu-linux"; then
1836     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1837     AC_TRY_LINK([],
1838      [XOpenDisplay ("foo");],
1839      [xlinux_first_failure=no],
1840      [xlinux_first_failure=yes])
1841     if test "${xlinux_first_failure}" = "yes"; then
1842       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1843       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1844       OLD_CPPFLAGS="$CPPFLAGS"
1845       OLD_LIBS="$LIBS"
1846       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1847       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1848       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1849       LIBS="$LIBS -b i486-linuxaout"
1850       AC_TRY_LINK([],
1851        [XOpenDisplay ("foo");],
1852        [xlinux_second_failure=no],
1853        [xlinux_second_failure=yes])
1854       if test "${xlinux_second_failure}" = "yes"; then
1855         # If we get the same failure with -b, there is no use adding -b.
1856         # So take it out.  This plays safe.
1857         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1858         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1859         CPPFLAGS="$OLD_CPPFLAGS"
1860         LIBS="$OLD_LIBS"
1861         AC_MSG_RESULT(no)
1862       else
1863         AC_MSG_RESULT(yes)
1864       fi
1865     else
1866       AC_MSG_RESULT(no)
1867     fi
1868   fi
1869
1870   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
1871   # header files included from there.
1872   AC_MSG_CHECKING(for Xkb)
1873   AC_TRY_LINK([#include <X11/Xlib.h>
1874 #include <X11/XKBlib.h>],
1875         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
1876         emacs_xkb=yes, emacs_xkb=no)
1877   AC_MSG_RESULT($emacs_xkb)
1878   if test $emacs_xkb = yes; then
1879     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
1880   fi
1881
1882   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1883 XScreenNumberOfScreen XSetWMProtocols)
1884 fi
1885
1886 if test "${window_system}" = "x11"; then
1887   AC_MSG_CHECKING(X11 version 6)
1888   AC_CACHE_VAL(emacs_cv_x11_version_6,
1889   [AC_TRY_LINK([#include <X11/Xlib.h>],
1890 [#if XlibSpecificationRelease < 6
1891 fail;
1892 #endif
1893 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
1894   if test $emacs_cv_x11_version_6 = yes; then
1895     AC_MSG_RESULT(6 or newer)
1896     AC_DEFINE(HAVE_X11R6, 1,
1897               [Define to 1 if you have the X11R6 or newer version of Xlib.])
1898   else
1899     AC_MSG_RESULT(before 6)
1900   fi
1901 fi
1902
1903 if test "${window_system}" = "x11"; then
1904   AC_MSG_CHECKING(X11 version 5)
1905   AC_CACHE_VAL(emacs_cv_x11_version_5,
1906   [AC_TRY_LINK([#include <X11/Xlib.h>],
1907 [#if XlibSpecificationRelease < 5
1908 fail;
1909 #endif
1910 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
1911   if test $emacs_cv_x11_version_5 = yes; then
1912     AC_MSG_RESULT(5 or newer)
1913     HAVE_X11R5=yes
1914     AC_DEFINE(HAVE_X11R5, 1,
1915               [Define to 1 if you have the X11R5 or newer version of Xlib.])
1916   else
1917     HAVE_X11R5=no
1918     AC_MSG_RESULT(before 5)
1919   fi
1920 fi
1921
1922 dnl This function defintion taken from Gnome 2.0
1923 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1924 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1925 dnl also defines GSTUFF_PKG_ERRORS on error
1926 AC_DEFUN([PKG_CHECK_MODULES], [
1927   succeeded=no
1928
1929   if test -z "$PKG_CONFIG"; then
1930     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1931   fi
1932
1933   if test "$PKG_CONFIG" = "no" ; then
1934      echo "*** The pkg-config script could not be found. Make sure it is"
1935      echo "*** in your path, or give the full path to pkg-config with"
1936      echo "*** the PKG_CONFIG environment variable or --with-pkg-config-prog."
1937      echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
1938   else
1939      PKG_CONFIG_MIN_VERSION=0.9.0
1940      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1941         AC_MSG_CHECKING(for $2)
1942
1943         if $PKG_CONFIG --exists "$2" ; then
1944             AC_MSG_RESULT(yes)
1945             succeeded=yes
1946
1947             AC_MSG_CHECKING($1_CFLAGS)
1948             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
1949             AC_MSG_RESULT($$1_CFLAGS)
1950
1951             AC_MSG_CHECKING($1_LIBS)
1952             $1_LIBS=`$PKG_CONFIG --libs "$2"`
1953             AC_MSG_RESULT($$1_LIBS)
1954         else
1955             $1_CFLAGS=""
1956             $1_LIBS=""
1957             ## If we have a custom action on failure, don't print errors, but
1958             ## do set a variable so people can do so.
1959             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1960             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1961         fi
1962
1963         AC_SUBST($1_CFLAGS)
1964         AC_SUBST($1_LIBS)
1965      else
1966         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1967         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1968      fi
1969   fi
1970
1971   if test $succeeded = yes; then
1972      ifelse([$3], , :, [$3])
1973   else
1974      ifelse([$4], , [AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.])], [$4])
1975   fi
1976 ])
1977
1978 HAVE_GTK=no
1979 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk"; then
1980   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
1981     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
1982   fi
1983   GLIB_REQUIRED=2.0.1
1984   GTK_REQUIRED=2.0.1
1985   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
1986
1987   dnl Check if --with-pkg-config-prog has been given.
1988   if test "X${with_pkg_config_prog}" != X; then
1989     PKG_CONFIG="${with_pkg_config_prog}"
1990   fi
1991   dnl Checks for libraries.
1992   PKG_CHECK_MODULES(GTK, $GTK_MODULES)
1993   AC_SUBST(GTK_CFLAGS)
1994   AC_SUBST(GTK_LIBS)
1995   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
1996   CFLAGS="$CFLAGS $GTK_CFLAGS"
1997   LIBS="$GTK_LIBS $LIBS"
1998   HAVE_GTK=yes
1999   AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
2000   USE_X_TOOLKIT=none
2001
2002   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
2003   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
2004   with_toolkit_scroll_bars=yes
2005
2006   dnl  Check if we can use multiple displays with this GTK version.
2007   dnl  If gdk_display_open exists, assume all others are there also.
2008   HAVE_GTK_MULTIDISPLAY=no
2009   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
2010   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
2011     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
2012               [Define to 1 if GTK can handle more than one display.])
2013   fi
2014 fi
2015
2016 dnl Do not put whitespace before the #include statements below.
2017 dnl Older compilers (eg sunos4 cc) choke on it.
2018 if test x"${USE_X_TOOLKIT}" = xmaybe; then
2019   if test x"${HAVE_X11R5}" = xyes; then
2020     AC_MSG_CHECKING(X11 version 5 with Xaw)
2021     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
2022     [AC_TRY_LINK([
2023 #include <X11/Intrinsic.h>
2024 #include <X11/Xaw/Simple.h>],
2025       [],
2026       emacs_cv_x11_version_5_with_xaw=yes,
2027       emacs_cv_x11_version_5_with_xaw=no)])
2028     if test $emacs_cv_x11_version_5_with_xaw = yes; then
2029       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
2030       USE_X_TOOLKIT=LUCID
2031     else
2032       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
2033       USE_X_TOOLKIT=none
2034     fi
2035   else
2036     USE_X_TOOLKIT=none
2037   fi
2038 fi
2039
2040 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2041
2042 if test "${USE_X_TOOLKIT}" != "none"; then
2043   AC_MSG_CHECKING(X11 toolkit version)
2044   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2045   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2046 [#if XtSpecificationRelease < 6
2047 fail;
2048 #endif
2049 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2050   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2051   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2052     AC_MSG_RESULT(6 or newer)
2053     AC_DEFINE(HAVE_X11XTR6, 1,
2054               [Define to 1 if you have the X11R6 or newer version of Xt.])
2055   else
2056     AC_MSG_RESULT(before 6)
2057   fi
2058
2059 dnl If using toolkit, check whether libXmu.a exists.
2060 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2061   OLDLIBS="$LIBS"
2062   if test x$HAVE_X11XTR6 = xyes; then
2063     LIBS="-lXt -lSM -lICE $LIBS"
2064   else
2065     LIBS="-lXt $LIBS"
2066   fi
2067   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2068   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2069 fi
2070
2071 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2072 if test "${HAVE_X11}" = "yes"; then
2073   if test "${USE_X_TOOLKIT}" != "none"; then
2074     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2075   fi
2076 fi
2077
2078 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2079   AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2080   # We put this in CFLAGS temporarily to precede other -I options
2081   # that might be in CFLAGS temporarily.
2082   # We put this in CPPFLAGS where it precedes the other -I options.
2083   OLD_CPPFLAGS=$CPPFLAGS
2084   OLD_CFLAGS=$CFLAGS
2085   CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2086   CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2087   [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2088     [int x = 5;],
2089     emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2090   if test $emacs_cv_lesstif = yes; then
2091     # Make sure this -I option remains in CPPFLAGS after it is set
2092     # back to REAL_CPPFLAGS.
2093     # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2094     # have those other -I options anyway.  Ultimately, having this
2095     # directory ultimately in CPPFLAGS will be enough.
2096     REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2097     LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2098   else
2099     CFLAGS=$OLD_CFLAGS
2100     CPPFLAGS=$OLD_CPPFLAGS
2101   fi
2102   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2103   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2104     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2105 int x = 5;
2106 #else
2107 Motif version prior to 2.1.
2108 #endif],
2109     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2110   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2111   if test $emacs_cv_motif_version_2_1 = yes; then
2112     HAVE_LIBXP=no
2113     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2114               [Define to 1 if you have Motif 2.1 or newer.])
2115     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2116     if test ${HAVE_LIBXP} = yes; then
2117       AC_DEFINE(HAVE_LIBXP, 1,
2118                 [Define to 1 if you have the Xp library (-lXp).])
2119     fi
2120   fi
2121 fi
2122
2123 ### Is -lXaw3d available?
2124 HAVE_XAW3D=no
2125 if test "${HAVE_X11}" = "yes"; then
2126   if test "${USE_X_TOOLKIT}" != "none"; then
2127     dnl Fixme: determine what Scrollbar.h needs to avoid compilation
2128     dnl errors from the test without the `-'.
2129     AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
2130         [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes)], , -)
2131     if test "${HAVE_XAW3D}" = "yes"; then
2132         AC_DEFINE(HAVE_XAW3D, 1,
2133                   [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2134     fi
2135   fi
2136 fi
2137
2138 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2139 dnl using Motif or Xaw3d is available, and unless
2140 dnl --with-toolkit-scroll-bars=no was specified.
2141
2142 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2143             [Define to 1 if we should use toolkit scroll bars.])dnl
2144 USE_TOOLKIT_SCROLL_BARS=no
2145 if test "${with_toolkit_scroll_bars}" != "no"; then
2146   if test "${USE_X_TOOLKIT}" != "none"; then
2147     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2148       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2149       HAVE_XAW3D=no
2150       USE_TOOLKIT_SCROLL_BARS=yes
2151     elif test "${HAVE_XAW3D}" = "yes"; then
2152       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2153       USE_TOOLKIT_SCROLL_BARS=yes
2154     fi
2155   elif test "${HAVE_GTK}" = "yes"; then
2156     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2157     USE_TOOLKIT_SCROLL_BARS=yes
2158   fi
2159 fi
2160
2161 dnl See if XIM is available.
2162 AC_TRY_COMPILE([
2163           #include <X11/Xlib.h>
2164           #include <X11/Xresource.h>],
2165          [XIMProc  callback;],
2166          HAVE_XIM=yes
2167          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available]),
2168          HAVE_XIM=no)
2169
2170 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2171
2172 if test "${with_xim}" != "no"; then
2173   AC_DEFINE(USE_XIM, 1,
2174             [Define to 1 if we should use XIM, if it is available.])
2175 fi
2176
2177
2178 if test "${HAVE_XIM}" != "no"; then
2179   late_CFLAGS=$CFLAGS
2180   if test "$GCC" = yes; then
2181     CFLAGS="$CFLAGS --pedantic-errors"
2182   fi
2183   AC_TRY_COMPILE([
2184 #include <X11/Xlib.h>
2185 #include <X11/Xresource.h>],
2186 [Display *display;
2187 XrmDatabase db;
2188 char *res_name;
2189 char *res_class;
2190 XIMProc  callback;
2191 XPointer *client_data;
2192 #ifndef __GNUC__
2193 /* If we're not using GCC, it's probably not XFree86, and this is
2194    probably right, but we can't use something like --pedantic-errors.  */
2195 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2196                                            char*, XIMProc, XPointer*);
2197 #endif
2198 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2199    client_data);],
2200     [emacs_cv_arg6_star=yes])
2201   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2202          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2203 either XPointer or XPointer*.])dnl
2204   if test "$emacs_cv_arg6_star" = yes; then
2205     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2206   else
2207     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2208   fi
2209   CFLAGS=$late_CFLAGS
2210 fi
2211
2212 ### Use -lXpm if available, unless `--with-xpm=no'.
2213 HAVE_XPM=no
2214 if test "${HAVE_X11}" = "yes"; then
2215   if test "${with_xpm}" != "no"; then
2216     AC_CHECK_HEADER(X11/xpm.h,
2217       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2218     if test "${HAVE_XPM}" = "yes"; then
2219       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2220       AC_EGREP_CPP(no_return_alloc_pixels,
2221       [#include "X11/xpm.h"
2222 #ifndef XpmReturnAllocPixels
2223 no_return_alloc_pixels
2224 #endif
2225       ], HAVE_XPM=no, HAVE_XPM=yes)
2226
2227       if test "${HAVE_XPM}" = "yes"; then
2228         AC_MSG_RESULT(yes)
2229       else
2230         AC_MSG_RESULT(no)
2231       fi
2232     fi
2233   fi
2234
2235   if test "${HAVE_XPM}" = "yes"; then
2236     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2237   fi
2238 fi
2239
2240 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2241 HAVE_JPEG=no
2242 if test "${HAVE_X11}" = "yes"; then
2243   if test "${with_jpeg}" != "no"; then
2244     dnl Checking for jpeglib.h can lose because of a redefinition of
2245     dnl  HAVE_STDLIB_H.
2246     AC_CHECK_HEADER(jerror.h,
2247       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2248   fi
2249
2250   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2251   if test "${HAVE_JPEG}" = "yes"; then
2252     AC_DEFINE(HAVE_JPEG)
2253     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2254         [#include <jpeglib.h>
2255          version=JPEG_LIB_VERSION
2256 ],
2257         AC_DEFINE(HAVE_JPEG),
2258         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2259         HAVE_JPEG=no])
2260   fi
2261 fi
2262
2263 ### Use -lpng if available, unless `--with-png=no'.
2264 HAVE_PNG=no
2265 if test "${HAVE_X11}" = "yes"; then
2266   if test "${with_png}" != "no"; then
2267     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2268     # in /usr/include/libpng.
2269     AC_CHECK_HEADERS(png.h libpng/png.h)
2270     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2271       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2272     fi
2273   fi
2274
2275   if test "${HAVE_PNG}" = "yes"; then
2276     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2277   fi
2278 fi
2279
2280 ### Use -ltiff if available, unless `--with-tiff=no'.
2281 HAVE_TIFF=no
2282 if test "${HAVE_X11}" = "yes"; then
2283   if test "${with_tiff}" != "no"; then
2284     AC_CHECK_HEADER(tiffio.h,
2285       tifflibs="-lz -lm"
2286       # At least one tiff package requires the jpeg library.
2287       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2288       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2289   fi
2290
2291   if test "${HAVE_TIFF}" = "yes"; then
2292     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2293   fi
2294 fi
2295
2296 ### Use -lgif if available, unless `--with-gif=no'.
2297 HAVE_GIF=no
2298 if test "${HAVE_X11}" = "yes"; then
2299   if test "${with_gif}" != "no"; then
2300     AC_CHECK_HEADER(gif_lib.h,
2301 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2302 # Earlier versions can crash Emacs.
2303       AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
2304   fi
2305
2306   if test "${HAVE_GIF}" = "yes"; then
2307     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have the ungif library (-lungif).])
2308   fi
2309 fi
2310
2311 ### Use Mac OS X Carbon API to implement GUI.
2312 HAVE_CARBON=no
2313 if test "${with_carbon}" != "no"; then
2314   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
2315 fi
2316
2317 if test "${HAVE_CARBON}" = "yes"; then
2318   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2319   window_system=mac
2320   ## Specify the install directory
2321   carbon_appdir=
2322   if test "${carbon_appdir_x}" != ""; then
2323     case ${carbon_appdir_x} in
2324       y | ye | yes)  carbon_appdir=/Applications ;;
2325       * ) carbon_appdir=${carbon_appdir_x} ;;
2326     esac
2327   fi
2328   # We also have mouse menus.
2329   HAVE_MENUS=yes
2330 fi
2331
2332 ### Use session management (-lSM -lICE) if available
2333 HAVE_X_SM=no
2334 if test "${HAVE_X11}" = "yes"; then
2335   AC_CHECK_HEADER(X11/SM/SMlib.h,
2336     AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE))
2337
2338   if test "${HAVE_X_SM}" = "yes"; then
2339     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2340     case "$LIBS" in
2341       *-lSM*) ;;
2342       *)      LIBS="-lSM -lICE $LIBS" ;;
2343     esac
2344   fi
2345 fi
2346
2347 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2348 AC_CACHE_CHECK(whether netdb declares h_errno,
2349                emacs_cv_netdb_declares_h_errno,
2350 [AC_TRY_LINK([#include <netdb.h>],
2351   [return h_errno;],
2352   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2353 if test $emacs_cv_netdb_declares_h_errno = yes; then
2354   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2355 fi
2356
2357 AC_FUNC_ALLOCA
2358
2359 # fmod, logb, and frexp are found in -lm on most systems.
2360 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2361 AC_CHECK_LIB(m, sqrt)
2362
2363 # Check for mail-locking functions in a "mail" library.  Probably this should
2364 # have the same check as for liblockfile below.
2365 AC_CHECK_LIB(mail, maillock)
2366 dnl Debian, at least:
2367 AC_CHECK_LIB(lockfile, maillock)
2368 # If we have the shared liblockfile, assume we must use it for mail
2369 # locking (e.g. Debian).  If we couldn't link against liblockfile
2370 # (no liblockfile.a installed), ensure that we don't need to.
2371 if test "$ac_cv_lib_lockfile_maillock" = no; then
2372   dnl This works for files generally, not just executables.
2373   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2374   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2375                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2376   if test $ac_cv_prog_liblockfile = yes; then
2377     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2378 This probably means that movemail could lose mail.
2379 There may be a `development' package to install containing liblockfile.])
2380   else :
2381   fi
2382 fi
2383 AC_CHECK_FUNCS(touchlock)
2384 AC_CHECK_HEADERS(maillock.h)
2385
2386 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2387 rename closedir mkdir rmdir sysinfo \
2388 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2389 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2390 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2391 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2392 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2393 gai_strerror mkstemp getline getdelim mremap memmove fsync bzero \
2394 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2395
2396 AC_CHECK_HEADERS(sys/un.h)
2397
2398 AC_FUNC_MKTIME
2399 if test "$ac_cv_func_working_mktime" = no; then
2400   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2401 fi
2402
2403 AC_FUNC_GETLOADAVG
2404
2405 AC_FUNC_FSEEKO
2406
2407 AC_FUNC_GETPGRP
2408
2409 AC_FUNC_STRFTIME
2410
2411 # UNIX98 PTYs.
2412 AC_CHECK_FUNCS(grantpt)
2413
2414 # PTY-related GNU extensions.
2415 AC_CHECK_FUNCS(getpt)
2416
2417 # Check this now, so that we will NOT find the above functions in ncurses.
2418 # That is because we have not set up to link ncurses in lib-src.
2419 # It's better to believe a function is not available
2420 # than to expect to find it in ncurses.
2421 AC_CHECK_LIB(ncurses, tparm)
2422
2423 # Do we need the Hesiod library to provide the support routines?
2424 if test "$with_hesiod" = yes ; then
2425   # Don't set $LIBS here -- see comments above.
2426   resolv=no
2427   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2428      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2429                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2430   if test "$resolv" = yes ; then
2431     RESOLVLIB=-lresolv
2432     AC_DEFINE(HAVE_LIBRESOLV, 1,
2433               [Define to 1 if you have the resolv library (-lresolv).])
2434   else
2435     RESOLVLIB=
2436   fi
2437   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2438         AC_DEFINE(HAVE_LIBHESIOD, 1,
2439                   [Define to 1 if you have the hesiod library (-lhesiod).]),
2440         :, $RESOLVLIB)])
2441 fi
2442
2443 # These tell us which Kerberos-related libraries to use.
2444 if test "${with_kerberos+set}" = set; then
2445   AC_CHECK_LIB(com_err, com_err)
2446   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2447   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2448   AC_CHECK_LIB(krb5, krb5_init_context)
2449   if test "${with_kerberos5+set}" != set; then
2450     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2451                  AC_CHECK_LIB(des, des_cbc_encrypt))
2452     AC_CHECK_LIB(krb4, krb_get_cred,,
2453                  AC_CHECK_LIB(krb, krb_get_cred))
2454   fi
2455
2456   if test "${with_kerberos5+set}" = set; then
2457     AC_CHECK_HEADERS(krb5.h)
2458   else
2459     AC_CHECK_HEADERS(des.h,,
2460                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2461                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2462     AC_CHECK_HEADERS(krb.h,,
2463                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2464                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2465   fi
2466   AC_CHECK_HEADERS(com_err.h)
2467 fi
2468
2469 # Solaris requires -lintl if you want strerror (which calls dgettext)
2470 # to return localized messages.
2471 AC_CHECK_LIB(intl, dgettext)
2472
2473 AC_MSG_CHECKING(whether localtime caches TZ)
2474 AC_CACHE_VAL(emacs_cv_localtime_cache,
2475 [if test x$ac_cv_func_tzset = xyes; then
2476 AC_TRY_RUN([#include <time.h>
2477 extern char **environ;
2478 unset_TZ ()
2479 {
2480   char **from, **to;
2481   for (to = from = environ; (*to = *from); from++)
2482     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2483       to++;
2484 }
2485 char TZ_GMT0[] = "TZ=GMT0";
2486 char TZ_PST8[] = "TZ=PST8";
2487 main()
2488 {
2489   time_t now = time ((time_t *) 0);
2490   int hour_GMT0, hour_unset;
2491   if (putenv (TZ_GMT0) != 0)
2492     exit (1);
2493   hour_GMT0 = localtime (&now)->tm_hour;
2494   unset_TZ ();
2495   hour_unset = localtime (&now)->tm_hour;
2496   if (putenv (TZ_PST8) != 0)
2497     exit (1);
2498   if (localtime (&now)->tm_hour == hour_GMT0)
2499     exit (1);
2500   unset_TZ ();
2501   if (localtime (&now)->tm_hour != hour_unset)
2502     exit (1);
2503   exit (0);
2504 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2505 [# If we have tzset, assume the worst when cross-compiling.
2506 emacs_cv_localtime_cache=yes])
2507 else
2508         # If we lack tzset, report that localtime does not cache TZ,
2509         # since we can't invalidate the cache if we don't have tzset.
2510         emacs_cv_localtime_cache=no
2511 fi])dnl
2512 AC_MSG_RESULT($emacs_cv_localtime_cache)
2513 if test $emacs_cv_localtime_cache = yes; then
2514   AC_DEFINE(LOCALTIME_CACHE, 1,
2515             [Define to 1 if localtime caches TZ.])
2516 fi
2517
2518 if test "x$HAVE_TIMEVAL" = xyes; then
2519   AC_CHECK_FUNCS(gettimeofday)
2520   if test $ac_cv_func_gettimeofday = yes; then
2521     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2522                    emacs_cv_gettimeofday_two_arguments,
2523     [AC_TRY_COMPILE([
2524 #ifdef TIME_WITH_SYS_TIME
2525 #include <sys/time.h>
2526 #include <time.h>
2527 #else
2528 #ifdef HAVE_SYS_TIME_H
2529 #include <sys/time.h>
2530 #else
2531 #include <time.h>
2532 #endif
2533 #endif],
2534       [struct timeval time;
2535        gettimeofday (&time, 0);],
2536       emacs_cv_gettimeofday_two_arguments=yes,
2537       emacs_cv_gettimeofday_two_arguments=no)])
2538     if test $emacs_cv_gettimeofday_two_arguments = no; then
2539       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2540                 [Define to 1 if gettimeofday accepts only one argument.])
2541     fi
2542   fi
2543 fi
2544
2545 # This defines (or not) HAVE_TZNAME and HAVE_TM_ZONE.
2546 AC_STRUCT_TIMEZONE
2547
2548 dnl Note that AC_STRUCT_TIMEZONE doesn't do what you might expect.
2549 if test "$ac_cv_func_gettimeofday" = yes; then
2550   AC_CACHE_CHECK([for struct timezone], emacs_cv_struct_timezone,
2551     [AC_TRY_COMPILE([#include <sys/time.h>],
2552     [struct timezone tz;],
2553     dnl It may be that we can't call gettimeofday with a non-null pointer,
2554     dnl even though we have struct timezone (e.g. HPUX).  In that case
2555     dnl we'll lie about struct timezone.
2556     [AC_TRY_RUN([
2557 #ifdef TIME_WITH_SYS_TIME
2558 #include <sys/time.h>
2559 #include <time.h>
2560 #else
2561 #ifdef HAVE_SYS_TIME_H
2562 #include <sys/time.h>
2563 #else
2564 #include <time.h>
2565 #endif
2566 #endif
2567 main () {
2568   struct timeval time;
2569   struct timezone dummy;
2570   exit (gettimeofday (&time, &dummy));
2571 }],
2572       emacs_cv_struct_timezone=yes,
2573       emacs_cv_struct_timezone=no, emacs_cv_struct_timezone=yes)],
2574     emacs_cv_struct_timezone=no)])
2575 fi
2576
2577 ok_so_far=yes
2578 AC_CHECK_FUNC(socket, , ok_so_far=no)
2579 if test $ok_so_far = yes; then
2580   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2581 fi
2582 if test $ok_so_far = yes; then
2583   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2584 fi
2585 if test $ok_so_far = yes; then
2586 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
2587   AC_DEFINE(HAVE_INET_SOCKETS, 1,
2588             [Define to 1 if you have inet sockets.])
2589 fi
2590
2591 AC_CHECK_HEADERS(sys/ioctl.h)
2592
2593 if test -f /usr/lpp/X11/bin/smt.exp; then
2594   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2595             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2596 fi
2597
2598 AC_MSG_CHECKING(whether system supports dynamic ptys)
2599 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2600   AC_MSG_RESULT(yes)
2601   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2602 else
2603   AC_MSG_RESULT(no)
2604 fi
2605
2606 AC_FUNC_FORK
2607
2608 dnl Adapted from Haible's version.
2609 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2610   [AC_TRY_LINK([#include <langinfo.h>],
2611     [char* cs = nl_langinfo(CODESET);],
2612     emacs_cv_langinfo_codeset=yes,
2613     emacs_cv_langinfo_codeset=no)
2614   ])
2615 if test $emacs_cv_langinfo_codeset = yes; then
2616   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2617     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2618 fi
2619
2620 AC_CHECK_TYPES(size_t)
2621
2622 AC_TYPE_MBSTATE_T
2623
2624 dnl Restrict could probably be used effectively other than in regex.c.
2625 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2626   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2627                   emacs_cv_c_restrict=yes,
2628                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2629                                   emacs_cv_c_restrict=__restrict,
2630                                   emacs_cv_c_restrict=no)])])
2631 case "$emacs_cv_c_restrict" in
2632   yes) emacs_restrict=restrict;;
2633   no) emacs_restrict="";;
2634   *) emacs_restrict="$emacs_cv_c_restrict";;
2635 esac
2636 if test "$emacs_restrict" != __restrict; then
2637   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2638     [Define to compiler's equivalent of C99 restrict keyword.
2639      Don't define if equivalent is `__restrict'.])
2640 fi
2641
2642 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2643   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2644                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2645 if test "$emacs_cv_c_restrict_arr" = yes; then
2646   AC_DEFINE(__restrict_arr, __restrict,
2647     [Define to compiler's equivalent of C99 restrict keyword in array
2648      declarations.  Define as empty for no equivalent.])
2649 fi
2650
2651 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2652 dnl how the tty code is related to POSIX and/or other versions of termios.
2653 dnl The following looks like a useful start.
2654 dnl
2655 dnl AC_SYS_POSIX_TERMIOS
2656 dnl if test $ac_cv_sys_posix_termios = yes; then
2657 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2658 dnl                                and macros for terminal control.])
2659 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2660 dnl fi
2661
2662 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
2663
2664 # Set up the CFLAGS for real compilation, so we can substitute it.
2665 CFLAGS="$REAL_CFLAGS"
2666 CPPFLAGS="$REAL_CPPFLAGS"
2667
2668 #### Find out which version of Emacs this is.
2669 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
2670          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
2671 if test x"${version}" = x; then
2672   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
2673 fi
2674
2675 ### Specify what sort of things we'll be editing into Makefile and config.h.
2676 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2677 AC_SUBST(version)
2678 AC_SUBST(configuration)
2679 AC_SUBST(canonical)
2680 AC_SUBST(srcdir)
2681 AC_SUBST(prefix)
2682 AC_SUBST(exec_prefix)
2683 AC_SUBST(bindir)
2684 AC_SUBST(datadir)
2685 AC_SUBST(sharedstatedir)
2686 AC_SUBST(libexecdir)
2687 AC_SUBST(mandir)
2688 AC_SUBST(infodir)
2689 AC_SUBST(lispdir)
2690 AC_SUBST(locallisppath)
2691 AC_SUBST(lisppath)
2692 AC_SUBST(x_default_search_path)
2693 AC_SUBST(etcdir)
2694 AC_SUBST(archlibdir)
2695 AC_SUBST(docdir)
2696 AC_SUBST(bitmapdir)
2697 AC_SUBST(gamedir)
2698 AC_SUBST(gameuser)
2699 AC_SUBST(c_switch_system)
2700 AC_SUBST(c_switch_machine)
2701 AC_SUBST(LD_SWITCH_X_SITE)
2702 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2703 AC_SUBST(C_SWITCH_X_SITE)
2704 AC_SUBST(CFLAGS)
2705 AC_SUBST(X_TOOLKIT_TYPE)
2706 AC_SUBST(machfile)
2707 AC_SUBST(opsysfile)
2708 AC_SUBST(GETLOADAVG_LIBS)
2709 AC_SUBST(carbon_appdir)
2710
2711 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
2712                    [Define to the canonical Emacs configuration name.])
2713 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
2714                    [Define to the options passed to configure.])
2715 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
2716                    [Define to the used machine dependent file.])
2717 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
2718                    [Define to the used os dependent file.])
2719 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
2720 [Define LD_SWITCH_X_SITE to contain any special flags your loader
2721  may need to deal with X Windows.  For instance, if you've defined
2722  HAVE_X_WINDOWS above and your X libraries aren't in a place that
2723  your loader can find on its own, you might want to add "-L/..." or
2724  something similar.])
2725 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
2726                    [Define LD_SWITCH_X_SITE_AUX with an -R option
2727                     in case it's needed (for Solaris, for example).])
2728 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
2729 [Define C_SWITCH_X_SITE to contain any special flags your compiler
2730  may need to deal with X Windows.  For instance, if you've defined
2731  HAVE_X_WINDOWS above and your X include files aren't in a place
2732  that your compiler can find on its own, you might want to add
2733  "-I/..." or something similar.])
2734 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
2735                    [Define to the unexec source file name.])
2736
2737 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2738   AC_DEFINE(HAVE_X_WINDOWS, 1,
2739             [Define to 1 if you want to use the X window system.])
2740 fi
2741 if test "${USE_X_TOOLKIT}" != "none" ; then
2742   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
2743 fi
2744 if test "${HAVE_X11}" = "yes" ; then
2745   AC_DEFINE(HAVE_X11, 1,
2746             [Define to 1 if you want to use version 11 of X windows.
2747              Otherwise, Emacs expects to use version 10.])
2748 fi
2749 if test "${HAVE_XFREE386}" = "yes" ; then
2750   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
2751 fi
2752 if test "${HAVE_MENUS}" = "yes" ; then
2753   AC_DEFINE(HAVE_MENUS, 1,
2754             [Define to 1 if you have mouse menus.
2755              (This is automatic if you use X, but the option to specify it remains.)
2756              It is also defined with other window systems that support xmenu.c.])
2757 fi
2758 if test "${GNU_MALLOC}" = "yes" ; then
2759   AC_DEFINE(GNU_MALLOC, 1,
2760             [Define to 1 if you want to use the GNU memory allocator.])
2761 fi
2762 if test "${REL_ALLOC}" = "yes" ; then
2763   AC_DEFINE(REL_ALLOC, 1,
2764             [Define REL_ALLOC if you want to use the relocating allocator for
2765              buffer space.])
2766 fi
2767
2768 AH_TOP([/* GNU Emacs site configuration template file.
2769    Copyright (C) 1988, 93, 94, 99, 2000, 2002 Free Software Foundation, Inc.
2770
2771 This file is part of GNU Emacs.
2772
2773 GNU Emacs is free software; you can redistribute it and/or modify
2774 it under the terms of the GNU General Public License as published by
2775 the Free Software Foundation; either version 2, or (at your option)
2776 any later version.
2777
2778 GNU Emacs is distributed in the hope that it will be useful,
2779 but WITHOUT ANY WARRANTY; without even the implied warranty of
2780 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2781 GNU General Public License for more details.
2782
2783 You should have received a copy of the GNU General Public License
2784 along with GNU Emacs; see the file COPYING.  If not, write to the
2785 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
2786 Boston, MA 02111-1307, USA.  */
2787
2788
2789 /* No code in Emacs #includes config.h twice, but some bits of code
2790    intended to work with other packages as well (like gmalloc.c)
2791    think they can include it as many times as they like.  */
2792 #ifndef EMACS_CONFIG_H
2793 #define EMACS_CONFIG_H
2794 ])dnl
2795
2796 AH_BOTTOM([
2797 /* If we're using any sort of window system, define some consequences.  */
2798 #ifdef HAVE_X_WINDOWS
2799 #define HAVE_WINDOW_SYSTEM
2800 #define MULTI_KBOARD
2801 #define HAVE_MOUSE
2802 #endif
2803
2804 /* If we're using the Carbon API on Mac OS X, define a few more
2805    variables as well.  */
2806 #ifdef HAVE_CARBON
2807 #define HAVE_WINDOW_SYSTEM
2808 #define HAVE_MOUSE
2809 #endif
2810
2811 /* Define USER_FULL_NAME to return a string
2812    that is the user's full name.
2813    It can assume that the variable `pw'
2814    points to the password file entry for this user.
2815
2816    At some sites, the pw_gecos field contains
2817    the user's full name.  If neither this nor any other
2818    field contains the right thing, use pw_name,
2819    giving the user's login name, since that is better than nothing.  */
2820 #define USER_FULL_NAME pw->pw_gecos
2821
2822 /* Define AMPERSAND_FULL_NAME if you use the convention
2823    that & in the full name stands for the login id.  */
2824 /* Turned on June 1996 supposing nobody will mind it.  */
2825 #define AMPERSAND_FULL_NAME
2826
2827 /* We have blockinput.h.  */
2828 #define DO_BLOCK_INPUT
2829
2830 /* Define HAVE_SOUND if we have sound support.  We know it works
2831    and compiles only on the specified platforms.   For others,
2832    it probably doesn't make sense to try.  */
2833
2834 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
2835 #ifdef HAVE_MACHINE_SOUNDCARD_H
2836 #define HAVE_SOUND 1
2837 #endif
2838 #ifdef HAVE_SYS_SOUNDCARD_H
2839 #define HAVE_SOUND 1
2840 #endif
2841 #ifdef HAVE_SOUNDCARD_H
2842 #define HAVE_SOUND 1
2843 #endif
2844 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
2845
2846 /* If using GNU, then support inline function declarations. */
2847 /* Don't try to switch on inline handling as detected by AC_C_INLINE
2848    generally, because even if non-gcc compilers accept `inline', they
2849    may reject `extern inline'.  */
2850 #ifdef __GNUC__
2851 #define INLINE __inline__
2852 #else
2853 #define INLINE
2854 #endif
2855
2856 /* Include the os and machine dependent files.  */
2857 #include config_opsysfile
2858 #include config_machfile
2859
2860 /* Load in the conversion definitions if this system
2861    needs them and the source file being compiled has not
2862    said to inhibit this.  There should be no need for you
2863    to alter these lines.  */
2864
2865 #ifdef SHORTNAMES
2866 #ifndef NO_SHORTNAMES
2867 #include "../shortnames/remap.h"
2868 #endif /* not NO_SHORTNAMES */
2869 #endif /* SHORTNAMES */
2870
2871 /* If no remapping takes place, static variables cannot be dumped as
2872    pure, so don't worry about the `static' keyword. */
2873 #ifdef NO_REMAP
2874 #undef static
2875 #endif
2876
2877 /* Define `subprocesses' should be defined if you want to
2878    have code for asynchronous subprocesses
2879    (as used in M-x compile and M-x shell).
2880    These do not work for some USG systems yet;
2881    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
2882
2883 #ifndef VMS
2884 #ifndef USG
2885 /* #define subprocesses */
2886 #endif
2887 #endif
2888
2889 /* SIGTYPE is the macro we actually use.  */
2890 #ifndef SIGTYPE
2891 #define SIGTYPE RETSIGTYPE
2892 #endif
2893
2894 #ifdef emacs /* Don't do this for lib-src.  */
2895 /* Tell regex.c to use a type compatible with Emacs.  */
2896 #define RE_TRANSLATE_TYPE Lisp_Object
2897 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
2898 #define RE_TRANSLATE_P(TBL) (XFASTINT (TBL) != 0)
2899 #endif
2900
2901 /* Avoid link-time collision with system mktime if we will use our own.  */
2902 #if ! HAVE_MKTIME || BROKEN_MKTIME
2903 #define mktime emacs_mktime
2904 #endif
2905
2906 #define my_strftime nstrftime   /* for strftime.c */
2907
2908 /* The rest of the code currently tests the CPP symbol BSTRING.
2909    Override any claims made by the system-description files.
2910    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
2911 #undef BSTRING
2912 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
2913 #define BSTRING
2914 #endif
2915
2916 /* Some of the files of Emacs which are intended for use with other
2917    programs assume that if you have a config.h file, you must declare
2918    the type of getenv.
2919
2920    This declaration shouldn't appear when alloca.s or Makefile.in
2921    includes config.h.  */
2922 #ifndef NOT_C_CODE
2923 extern char *getenv ();
2924 #endif
2925
2926 /* These default definitions are good for almost all machines.
2927    The exceptions override them in m/MACHINE.h.  */
2928
2929 #ifndef BITS_PER_CHAR
2930 #define BITS_PER_CHAR 8
2931 #endif
2932
2933 #ifndef BITS_PER_SHORT
2934 #define BITS_PER_SHORT 16
2935 #endif
2936
2937 /* Note that lisp.h uses this in a preprocessor conditional, so it
2938    would not work to use sizeof.  That being so, we do all of them
2939    without sizeof, for uniformity's sake.  */
2940 #ifndef BITS_PER_INT
2941 #define BITS_PER_INT 32
2942 #endif
2943
2944 #ifndef BITS_PER_LONG
2945 #ifdef _LP64
2946 #define BITS_PER_LONG 64
2947 #else
2948 #define BITS_PER_LONG 32
2949 #endif
2950 #endif
2951
2952 /* Define if the compiler supports function prototypes.  It may do so
2953    but not define __STDC__ (e.g. DEC C by default) or may define it as
2954    zero.  */
2955 #undef PROTOTYPES
2956 /* For mktime.c:  */
2957 #ifndef __P
2958 # if defined PROTOTYPES
2959 #  define __P(args) args
2960 # else
2961 #  define __P(args) ()
2962 # endif  /* GCC.  */
2963 #endif /* __P */
2964
2965 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
2966 #ifndef NOT_C_CODE
2967 #ifdef HAVE_STRING_H
2968 #include "string.h"
2969 #endif
2970 #ifdef HAVE_STRINGS_H
2971 #include "strings.h"  /* May be needed for bcopy & al. */
2972 #endif
2973 #ifdef HAVE_STDLIB_H
2974 #include <stdlib.h>
2975 #endif
2976 #ifndef __GNUC__
2977 # ifdef HAVE_ALLOCA_H
2978 #  include <alloca.h>
2979 # else /* AIX files deal with #pragma.  */
2980 #  ifndef alloca /* predefined by HP cc +Olibcalls */
2981 char *alloca ();
2982 #  endif
2983 # endif /* HAVE_ALLOCA_H */
2984 #endif /* __GNUC__ */
2985 #ifndef HAVE_SIZE_T
2986 typedef unsigned size_t;
2987 #endif
2988 #endif /* NOT_C_CODE */
2989
2990 /* Define HAVE_X_I18N if we have usable i18n support.  */
2991
2992 #ifdef HAVE_X11R6
2993 #define HAVE_X_I18N
2994 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
2995 #define HAVE_X_I18N
2996 #endif
2997
2998 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
2999
3000 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3001 #define HAVE_X11R6_XIM
3002 #endif
3003
3004 /* Should we enable expensive run-time checking of data types?  */
3005 #undef ENABLE_CHECKING
3006
3007 #if defined __GNUC__ && (__GNUC__ > 2 \
3008                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3009 #define NO_RETURN       __attribute__ ((__noreturn__))
3010 #else
3011 #define NO_RETURN       /* nothing */
3012 #endif
3013
3014 /* These won't be used automatically yet.  We also need to know, at least,
3015    that the stack is continuous.  */
3016 #ifdef __GNUC__
3017 #  ifndef GC_SETJMP_WORKS
3018   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3019      see NON_SAVING_SETJMP in the target descriptions.  */
3020   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3021      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3022      Fixme: Deal with ns32k, SVR3.  */
3023 #    define GC_SETJMP_WORKS 1
3024 #  endif
3025 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3026 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3027 #  endif
3028 #endif
3029
3030 #ifndef HAVE_BCOPY
3031 #define bcopy(a,b,s) memcpy (b,a,s)
3032 #endif
3033 #ifndef HAVE_BZERO
3034 #define bzero(a,s) memset (a,0,s)
3035 #endif
3036 #ifndef HAVE_BCMP
3037 #define BCMP memcmp
3038 #endif
3039
3040 #endif /* EMACS_CONFIG_H */
3041
3042 /*
3043 Local Variables:
3044 mode: c
3045 End:
3046 */
3047 ])dnl
3048
3049 #### Report on what we decided to do.
3050 #### Report GTK as a toolkit, even if it doesn't use Xt.
3051 #### It makes printing result more understandable as using GTK sets
3052 #### toolkit_scroll_bars to yes by default.
3053 if test "${HAVE_GTK}" = "yes"; then
3054   USE_X_TOOLKIT=GTK
3055 fi
3056
3057 echo "
3058 Configured for \`${canonical}'.
3059
3060   Where should the build process find the source code?    ${srcdir}
3061   What operating system and machine description files should Emacs use?
3062         \`${opsysfile}' and \`${machfile}'
3063   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3064   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3065   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3066   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3067   What window system should Emacs use?                    ${window_system}
3068   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3069
3070 if test -n "${x_includes}"; then
3071 echo "  Where do we find X Windows header files?                ${x_includes}"
3072 else
3073 echo "  Where do we find X Windows header files?                Standard dirs"
3074 fi
3075 if test -n "${x_libraries}"; then
3076 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3077 else
3078 echo "  Where do we find X Windows libraries?                   Standard dirs"
3079 fi
3080
3081 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3082 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3083 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3084 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3085 echo "  Does Emacs use -lungif?                                 ${HAVE_GIF}"
3086 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3087 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3088 echo
3089
3090 # Remove any trailing slashes in these variables.
3091 [test "${prefix}" != NONE &&
3092   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3093 test "${exec_prefix}" != NONE &&
3094   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3095
3096 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3097 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3098 ## from Makefile.c can correctly provide the arg `-traditional' to the
3099 ## C preprocessor.
3100
3101 AC_EGREP_CPP(yes..yes,
3102         [yes..yes],
3103         CPP_NEED_TRADITIONAL=no,
3104         CPP_NEED_TRADITIONAL=yes)
3105
3106 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3107         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
3108         lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
3109
3110 ### Make the necessary directories, if they don't exist.
3111 for dir in etc lisp ; do
3112   test -d ${dir} || mkdir ${dir}
3113 done
3114
3115 # Build src/Makefile from ${srcdir}/src/Makefile.c
3116 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3117 # This must be done after src/config.h is built, since we rely on that file.
3118
3119 # Now get this: Some word that is part of the ${srcdir} directory name
3120 # or the ${configuration} value might, just might, happen to be an
3121 # identifier like `sun4' or `i386' or something, and be predefined by
3122 # the C preprocessor to some helpful value like 1, or maybe the empty
3123 # string.  Needless to say consequent macro substitutions are less
3124 # than conducive to the makefile finding the correct directory.
3125 [undefs="`echo $top_srcdir $configuration $canonical |
3126 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3127     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3128 `"]
3129
3130 echo creating src/epaths.h
3131 ${MAKE-make} epaths-force
3132
3133 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3134 # `..' to `. .'  unless invoked with -traditional
3135
3136 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3137   CPPFLAGS="$CPPFLAGS -traditional"
3138 fi
3139
3140 echo creating lib-src/Makefile
3141 ( cd lib-src
3142   rm -f junk.c junk1.c junk2.c
3143   sed -e '/start of cpp stuff/q' \
3144       < Makefile.c > junk1.c
3145   sed -e '1,/start of cpp stuff/d'\
3146       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3147       < Makefile.c > junk.c
3148   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3149       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3150   cat junk1.c junk2.c > Makefile.new
3151   rm -f junk.c junk1.c junk2.c
3152   chmod 444 Makefile.new
3153   mv -f Makefile.new Makefile
3154 )
3155
3156 echo creating src/Makefile
3157 ( cd src
3158   rm -f junk.c junk1.c junk2.c
3159   sed -e '/start of cpp stuff/q' \
3160       < Makefile.c > junk1.c
3161   sed -e '1,/start of cpp stuff/d'\
3162       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3163       < Makefile.c > junk.c
3164   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3165       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3166   cat junk1.c junk2.c > Makefile.new
3167   rm -f junk.c junk1.c junk2.c
3168   chmod 444 Makefile.new
3169   mv -f Makefile.new Makefile
3170 )
3171
3172 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3173   echo creating src/.gdbinit
3174   echo source $srcdir/src/.gdbinit > src/.gdbinit
3175 fi
3176
3177 # This is how we know whether to re-run configure in certain cases.
3178 touch src/config.stamp
3179
3180 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3181
3182 m4_if(dnl       Do not change this comment
3183    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3184 )dnl