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
1454 AC_MSG_CHECKING(if personality LINUX32 can be set)
1455 AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
1456                emacs_cv_personality_linux32=yes,
1457                emacs_cv_personality_linux32=no)
1458 AC_MSG_RESULT($emacs_cv_personality_linux32)
1459
1460 if test $emacs_cv_personality_linux32 = yes; then
1461   AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
1462             [Define to 1 if personality LINUX32 can be set.])
1463 fi
1464
1465 dnl On Solaris 8 there's a compilation warning for term.h because
1466 dnl it doesn't define `bool'.
1467 AC_CHECK_HEADERS(term.h, , , -)
1468 AC_HEADER_STDC
1469 AC_HEADER_TIME
1470 AC_CHECK_DECLS([sys_siglist])
1471 if test $ac_cv_have_decl_sys_siglist != yes; then
1472   # For Tru64, at least:
1473   AC_CHECK_DECLS([__sys_siglist])
1474   if test $ac_cv_have_decl___sys_siglist = yes; then
1475     AC_DEFINE(sys_siglist, __sys_siglist,
1476               [Define to any substitute for sys_siglist.])
1477   fi
1478 fi
1479 AC_HEADER_SYS_WAIT
1480
1481 dnl Some systems have utime.h but don't declare the struct anyplace.
1482 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1483 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1484 #include <sys/time.h>
1485 #include <time.h>
1486 #else
1487 #ifdef HAVE_SYS_TIME_H
1488 #include <sys/time.h>
1489 #else
1490 #include <time.h>
1491 #endif
1492 #endif
1493 #ifdef HAVE_UTIME_H
1494 #include <utime.h>
1495 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1496   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1497 if test $emacs_cv_struct_utimbuf = yes; then
1498   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1499 fi
1500
1501 dnl checks for typedefs
1502 AC_TYPE_SIGNAL
1503
1504 dnl Check for speed_t typedef.
1505 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1506   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1507     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1508 if test $emacs_cv_speed_t = yes; then
1509   AC_DEFINE(HAVE_SPEED_T, 1,
1510            [Define to 1 if `speed_t' is declared by <termios.h>.])
1511 fi
1512
1513 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1514 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1515 #include <sys/time.h>
1516 #include <time.h>
1517 #else
1518 #ifdef HAVE_SYS_TIME_H
1519 #include <sys/time.h>
1520 #else
1521 #include <time.h>
1522 #endif
1523 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1524   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1525 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1526 if test $emacs_cv_struct_timeval = yes; then
1527   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1528 fi
1529
1530 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1531 AC_TRY_COMPILE([#include <math.h>],
1532 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1533   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1534 HAVE_EXCEPTION=$emacs_cv_struct_exception
1535 if test $emacs_cv_struct_exception != yes; then
1536   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1537 fi
1538
1539 AC_CHECK_HEADERS(sys/socket.h)
1540 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1541 #if HAVE_SYS_SOCKET_H
1542 #include <sys/socket.h>
1543 #endif])
1544
1545 dnl checks for structure members
1546 AC_STRUCT_TM
1547 AC_STRUCT_TIMEZONE
1548 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1549                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1550                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1551                 [#include <time.h>])
1552 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1553                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1554                   struct ifreq.ifr_addr], , ,
1555                  [AC_INCLUDES_DEFAULT
1556 #if HAVE_SYS_SOCKET_H
1557 #include <sys/socket.h>
1558 #endif
1559 #if HAVE_NET_IF_H
1560 #include <net/if.h>
1561 #endif])
1562
1563 dnl checks for compiler characteristics
1564
1565 dnl Testing __STDC__ to determine prototype support isn't good enough.
1566 dnl DEC C, for instance, doesn't define it with default options, and
1567 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1568 dnl and void *.
1569 AC_C_PROTOTYPES
1570 AC_C_VOLATILE
1571 AC_C_CONST
1572 dnl This isn't useful because we can't turn on use of `inline' unless
1573 dnl the compiler groks `extern inline'.
1574 dnl AC_C_INLINE
1575 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1576   [AC_TRY_COMPILE(, [void * foo;],
1577                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1578 if test $emacs_cv_void_star = yes; then
1579   AC_DEFINE(POINTER_TYPE, void)
1580 else
1581   AC_DEFINE(POINTER_TYPE, char)
1582 fi
1583 AH_TEMPLATE(POINTER_TYPE,
1584             [Define as `void' if your compiler accepts `void *'; otherwise
1585              define as `char'.])dnl
1586
1587
1588
1589 dnl This could be used for targets which can have both byte sexes.
1590 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1591 dnl AC_C_BIGENDIAN
1592
1593 dnl check for Make feature
1594 AC_PROG_MAKE_SET
1595
1596 dnl checks for operating system services
1597 AC_SYS_LONG_FILE_NAMES
1598
1599 #### Choose a window system.
1600
1601 AC_PATH_X
1602 if test "$no_x" = yes; then
1603   window_system=none
1604 else
1605   window_system=x11
1606 fi
1607
1608 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1609   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1610   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1611   x_default_search_path=""
1612   for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1613     x_search_path="\
1614 ${x_library}/X11/%L/%T/%N%C%S:\
1615 ${x_library}/X11/%l/%T/%N%C%S:\
1616 ${x_library}/X11/%T/%N%C%S:\
1617 ${x_library}/X11/%L/%T/%N%S:\
1618 ${x_library}/X11/%l/%T/%N%S:\
1619 ${x_library}/X11/%T/%N%S"
1620     if test x"${x_default_search_path}" = x; then
1621       x_default_search_path=${x_search_path}
1622     else
1623       x_default_search_path="${x_search_path}:${x_default_search_path}"
1624     fi
1625   done
1626 fi
1627 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1628   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1629 fi
1630
1631 if test x"${x_includes}" = x; then
1632   bitmapdir=/usr/include/X11/bitmaps
1633 else
1634   # accumulate include directories that have X11 bitmap subdirectories
1635   bmd_acc="dummyval"
1636   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1637     if test -d "${bmd}/X11/bitmaps"; then
1638       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1639     fi
1640     if test -d "${bmd}/bitmaps"; then
1641       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1642     fi
1643   done
1644   if test ${bmd_acc} != "dummyval"; then
1645     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1646   fi
1647 fi
1648
1649 case "${window_system}" in
1650   x11 )
1651     HAVE_X_WINDOWS=yes
1652     HAVE_X11=yes
1653     case "${with_x_toolkit}" in
1654       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1655       motif ) USE_X_TOOLKIT=MOTIF ;;
1656 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1657       gtk ) with_gtk=yes
1658 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1659 dnl USE_X_TOOLKIT is set.
1660             USE_X_TOOLKIT=none ;;
1661       no ) USE_X_TOOLKIT=none ;;
1662 dnl If user did not say whether to use a toolkit,
1663 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1664       * ) USE_X_TOOLKIT=maybe ;;
1665     esac
1666   ;;
1667   none )
1668     HAVE_X_WINDOWS=no
1669     HAVE_X11=no
1670     USE_X_TOOLKIT=none
1671   ;;
1672 esac
1673
1674 ### If we're using X11, we should use the X menu package.
1675 HAVE_MENUS=no
1676 case ${HAVE_X11} in
1677   yes ) HAVE_MENUS=yes ;;
1678 esac
1679
1680 if test "${opsys}" = "hpux9"; then
1681   case "${x_libraries}" in
1682     *X11R4* )
1683       opsysfile="s/hpux9-x11r4.h"
1684       ;;
1685   esac
1686 fi
1687
1688 if test "${opsys}" = "hpux9shr"; then
1689   case "${x_libraries}" in
1690     *X11R4* )
1691       opsysfile="s/hpux9shxr4.h"
1692       ;;
1693   esac
1694 fi
1695
1696 ### Compute the unexec source name from the object name.
1697 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1698
1699 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1700 # Assume not, until told otherwise.
1701 GNU_MALLOC=yes
1702 doug_lea_malloc=yes
1703 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1704 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1705 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1706                emacs_cv_var___after_morecore_hook,
1707 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1708   emacs_cv_var___after_morecore_hook=yes,
1709   emacs_cv_var___after_morecore_hook=no)])
1710 if test $emacs_cv_var___after_morecore_hook = no; then
1711   doug_lea_malloc=no
1712 fi
1713 if test "${system_malloc}" = "yes"; then
1714   GNU_MALLOC=no
1715   GNU_MALLOC_reason="
1716     (The GNU allocators don't work with this system configuration.)"
1717 fi
1718 if test "$doug_lea_malloc" = "yes" ; then
1719   if test "$GNU_MALLOC" = yes ; then
1720     GNU_MALLOC_reason="
1721       (Using Doug Lea's new malloc from the GNU C Library.)"
1722   fi
1723   AC_DEFINE(DOUG_LEA_MALLOC, 1,
1724             [Define to 1 if you are using the GNU C Library.])
1725 fi
1726
1727 if test x"${REL_ALLOC}" = x; then
1728   REL_ALLOC=${GNU_MALLOC}
1729 fi
1730
1731 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1732 dnl the system configuration file (s/*.h) to turn the use of mmap
1733 dnl in the relocating allocator on.
1734
1735 AC_FUNC_MMAP
1736 if test $use_mmap_for_buffers = yes; then
1737   REL_ALLOC=no
1738 fi
1739
1740 LIBS="$libsrc_libs $LIBS"
1741
1742 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1743 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1744 AC_CHECK_LIB(dnet, dnet_ntoa)
1745 dnl This causes -lresolv to get used in subsequent tests,
1746 dnl which causes failures on some systems such as HPUX 9.
1747 dnl AC_CHECK_LIB(resolv, gethostbyname)
1748
1749 dnl FIXME replace main with a function we actually want from this library.
1750 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1751
1752 AC_CHECK_LIB(pthreads, cma_open)
1753
1754 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1755 if test -d /usr/X386/include; then
1756   HAVE_XFREE386=yes
1757   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1758 else
1759   HAVE_XFREE386=no
1760 fi
1761 AC_MSG_RESULT($HAVE_XFREE386)
1762
1763 dnl Check for need for bigtoc support on IBM AIX
1764
1765 case ${host_os} in
1766 aix*)
1767   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1768     case $GCC in
1769     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1770     *) gdb_cv_bigtoc=-bbigtoc ;;
1771     esac
1772
1773     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1774     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1775   ])
1776   ;;
1777 esac
1778
1779 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
1780 # used for the tests that follow.  We set them back to REAL_CFLAGS and
1781 # REAL_CPPFLAGS later on.
1782
1783 REAL_CPPFLAGS="$CPPFLAGS"
1784
1785 if test "${HAVE_X11}" = "yes"; then
1786   DEFS="$C_SWITCH_X_SITE $DEFS"
1787   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1788   LIBS="$LIBX $LIBS"
1789   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1790   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1791
1792   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1793   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1794   # but it's more convenient here to set LD_RUN_PATH
1795   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1796   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1797     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1798     export LD_RUN_PATH
1799   fi
1800
1801   if test "${opsys}" = "gnu-linux"; then
1802     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1803     AC_TRY_LINK([],
1804      [XOpenDisplay ("foo");],
1805      [xlinux_first_failure=no],
1806      [xlinux_first_failure=yes])
1807     if test "${xlinux_first_failure}" = "yes"; then
1808       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1809       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1810       OLD_CPPFLAGS="$CPPFLAGS"
1811       OLD_LIBS="$LIBS"
1812       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1813       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1814       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1815       LIBS="$LIBS -b i486-linuxaout"
1816       AC_TRY_LINK([],
1817        [XOpenDisplay ("foo");],
1818        [xlinux_second_failure=no],
1819        [xlinux_second_failure=yes])
1820       if test "${xlinux_second_failure}" = "yes"; then
1821         # If we get the same failure with -b, there is no use adding -b.
1822         # So take it out.  This plays safe.
1823         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1824         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1825         CPPFLAGS="$OLD_CPPFLAGS"
1826         LIBS="$OLD_LIBS"
1827         AC_MSG_RESULT(no)
1828       else
1829         AC_MSG_RESULT(yes)
1830       fi
1831     else
1832       AC_MSG_RESULT(no)
1833     fi
1834   fi
1835
1836   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
1837   # header files included from there.
1838   AC_MSG_CHECKING(for Xkb)
1839   AC_TRY_LINK([#include <X11/Xlib.h>
1840 #include <X11/XKBlib.h>],
1841         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
1842         emacs_xkb=yes, emacs_xkb=no)
1843   AC_MSG_RESULT($emacs_xkb)
1844   if test $emacs_xkb = yes; then
1845     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
1846   fi
1847
1848   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1849 XScreenNumberOfScreen XSetWMProtocols)
1850 fi
1851
1852 if test "${window_system}" = "x11"; then
1853   AC_MSG_CHECKING(X11 version 6)
1854   AC_CACHE_VAL(emacs_cv_x11_version_6,
1855   [AC_TRY_LINK([#include <X11/Xlib.h>],
1856 [#if XlibSpecificationRelease < 6
1857 fail;
1858 #endif
1859 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
1860   if test $emacs_cv_x11_version_6 = yes; then
1861     AC_MSG_RESULT(6 or newer)
1862     AC_DEFINE(HAVE_X11R6, 1,
1863               [Define to 1 if you have the X11R6 or newer version of Xlib.])
1864   else
1865     AC_MSG_RESULT(before 6)
1866   fi
1867 fi
1868
1869 if test "${window_system}" = "x11"; then
1870   AC_MSG_CHECKING(X11 version 5)
1871   AC_CACHE_VAL(emacs_cv_x11_version_5,
1872   [AC_TRY_LINK([#include <X11/Xlib.h>],
1873 [#if XlibSpecificationRelease < 5
1874 fail;
1875 #endif
1876 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
1877   if test $emacs_cv_x11_version_5 = yes; then
1878     AC_MSG_RESULT(5 or newer)
1879     HAVE_X11R5=yes
1880     AC_DEFINE(HAVE_X11R5, 1,
1881               [Define to 1 if you have the X11R5 or newer version of Xlib.])
1882   else
1883     HAVE_X11R5=no
1884     AC_MSG_RESULT(before 5)
1885   fi
1886 fi
1887
1888 dnl This function defintion taken from Gnome 2.0
1889 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1890 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1891 dnl also defines GSTUFF_PKG_ERRORS on error
1892 AC_DEFUN([PKG_CHECK_MODULES], [
1893   succeeded=no
1894
1895   if test -z "$PKG_CONFIG"; then
1896     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1897   fi
1898
1899   if test "$PKG_CONFIG" = "no" ; then
1900      echo "*** The pkg-config script could not be found. Make sure it is"
1901      echo "*** in your path, or give the full path to pkg-config with"
1902      echo "*** the PKG_CONFIG environment variable or --with-pkg-config-prog."
1903      echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
1904   else
1905      PKG_CONFIG_MIN_VERSION=0.9.0
1906      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1907         AC_MSG_CHECKING(for $2)
1908
1909         if $PKG_CONFIG --exists "$2" ; then
1910             AC_MSG_RESULT(yes)
1911             succeeded=yes
1912
1913             AC_MSG_CHECKING($1_CFLAGS)
1914             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
1915             AC_MSG_RESULT($$1_CFLAGS)
1916
1917             AC_MSG_CHECKING($1_LIBS)
1918             $1_LIBS=`$PKG_CONFIG --libs "$2"`
1919             AC_MSG_RESULT($$1_LIBS)
1920         else
1921             $1_CFLAGS=""
1922             $1_LIBS=""
1923             ## If we have a custom action on failure, don't print errors, but
1924             ## do set a variable so people can do so.
1925             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1926             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1927         fi
1928
1929         AC_SUBST($1_CFLAGS)
1930         AC_SUBST($1_LIBS)
1931      else
1932         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1933         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1934      fi
1935   fi
1936
1937   if test $succeeded = yes; then
1938      ifelse([$3], , :, [$3])
1939   else
1940      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.])], [$4])
1941   fi
1942 ])
1943
1944 HAVE_GTK=no
1945 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk"; then
1946   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
1947     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
1948   fi
1949   GLIB_REQUIRED=2.0.1
1950   GTK_REQUIRED=2.0.1
1951   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
1952
1953   dnl Check if --with-pkg-config-prog has been given.
1954   if test "X${with_pkg_config_prog}" != X; then
1955     PKG_CONFIG="${with_pkg_config_prog}"
1956   fi
1957   dnl Checks for libraries.
1958   PKG_CHECK_MODULES(GTK, $GTK_MODULES)
1959   AC_SUBST(GTK_CFLAGS)
1960   AC_SUBST(GTK_LIBS)
1961   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
1962   CFLAGS="$CFLAGS $GTK_CFLAGS"
1963   LIBS="$GTK_LIBS $LIBS"
1964   HAVE_GTK=yes
1965   AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
1966   USE_X_TOOLKIT=none
1967
1968   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
1969   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
1970   if test "$with_toolkit_scroll_bars" != no; then
1971     with_toolkit_scroll_bars=yes
1972   fi
1973
1974   dnl  Check if we can use multiple displays with this GTK version.
1975   dnl  If gdk_display_open exists, assume all others are there also.
1976   HAVE_GTK_MULTIDISPLAY=no
1977   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
1978   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
1979     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
1980               [Define to 1 if GTK can handle more than one display.])
1981   fi
1982   dnl  Check if we have the old file selection dialog.
1983   dnl  If gdk_display_open exists, assume all others are there also.
1984   HAVE_GTK_FILE_SELECTION=no
1985   AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
1986
1987   dnl  Check if we have the new file chooser dialog
1988   dnl  If gdk_display_open exists, assume all others are there also.
1989   HAVE_GTK_FILE_CHOOSER=no
1990   AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
1991
1992   if test "$HAVE_GTK_FILE_SELECTION" = yes \
1993      && test "$HAVE_GTK_FILE_CHOOSER" = yes;  then
1994     AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
1995               [Define to 1 if GTK has both file selection and chooser dialog.])
1996   fi
1997
1998   dnl Check if pthreads are available.  Emacs only needs this when using
1999   dnl gtk_file_chooser under Gnome.
2000   if test "$HAVE_GTK_FILE_CHOOSER" = yes; then
2001     HAVE_GTK_AND_PTHREAD=no
2002     AC_CHECK_HEADERS(pthread.h)
2003     if test "$ac_cv_header_pthread_h"; then
2004       AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
2005     fi
2006     if test "$HAVE_GTK_AND_PTHREAD" = yes; then
2007       GTK_LIBS="$GTK_LIBS -lpthread"
2008       AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
2009                [Define to 1 if you have GTK and pthread (-lpthread).])
2010     fi
2011   fi
2012 fi
2013
2014 dnl Do not put whitespace before the #include statements below.
2015 dnl Older compilers (eg sunos4 cc) choke on it.
2016 if test x"${USE_X_TOOLKIT}" = xmaybe; then
2017   if test x"${HAVE_X11R5}" = xyes; then
2018     AC_MSG_CHECKING(X11 version 5 with Xaw)
2019     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
2020     [AC_TRY_LINK([
2021 #include <X11/Intrinsic.h>
2022 #include <X11/Xaw/Simple.h>],
2023       [],
2024       emacs_cv_x11_version_5_with_xaw=yes,
2025       emacs_cv_x11_version_5_with_xaw=no)])
2026     if test $emacs_cv_x11_version_5_with_xaw = yes; then
2027       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
2028       USE_X_TOOLKIT=LUCID
2029     else
2030       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
2031       USE_X_TOOLKIT=none
2032     fi
2033   else
2034     USE_X_TOOLKIT=none
2035   fi
2036 fi
2037
2038 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2039
2040 if test "${USE_X_TOOLKIT}" != "none"; then
2041   AC_MSG_CHECKING(X11 toolkit version)
2042   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2043   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2044 [#if XtSpecificationRelease < 6
2045 fail;
2046 #endif
2047 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2048   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2049   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2050     AC_MSG_RESULT(6 or newer)
2051     AC_DEFINE(HAVE_X11XTR6, 1,
2052               [Define to 1 if you have the X11R6 or newer version of Xt.])
2053   else
2054     AC_MSG_RESULT(before 6)
2055   fi
2056
2057 dnl If using toolkit, check whether libXmu.a exists.
2058 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2059   OLDLIBS="$LIBS"
2060   if test x$HAVE_X11XTR6 = xyes; then
2061     LIBS="-lXt -lSM -lICE $LIBS"
2062   else
2063     LIBS="-lXt $LIBS"
2064   fi
2065   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2066   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2067 fi
2068
2069 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2070 if test "${HAVE_X11}" = "yes"; then
2071   if test "${USE_X_TOOLKIT}" != "none"; then
2072     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2073   fi
2074 fi
2075
2076 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2077   AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2078   # We put this in CFLAGS temporarily to precede other -I options
2079   # that might be in CFLAGS temporarily.
2080   # We put this in CPPFLAGS where it precedes the other -I options.
2081   OLD_CPPFLAGS=$CPPFLAGS
2082   OLD_CFLAGS=$CFLAGS
2083   CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2084   CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2085   [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2086     [int x = 5;],
2087     emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2088   if test $emacs_cv_lesstif = yes; then
2089     # Make sure this -I option remains in CPPFLAGS after it is set
2090     # back to REAL_CPPFLAGS.
2091     # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2092     # have those other -I options anyway.  Ultimately, having this
2093     # directory ultimately in CPPFLAGS will be enough.
2094     REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2095     LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2096   else
2097     CFLAGS=$OLD_CFLAGS
2098     CPPFLAGS=$OLD_CPPFLAGS
2099   fi
2100   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2101   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2102     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2103 int x = 5;
2104 #else
2105 Motif version prior to 2.1.
2106 #endif],
2107     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2108   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2109   if test $emacs_cv_motif_version_2_1 = yes; then
2110     HAVE_LIBXP=no
2111     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2112               [Define to 1 if you have Motif 2.1 or newer.])
2113     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2114     if test ${HAVE_LIBXP} = yes; then
2115       AC_DEFINE(HAVE_LIBXP, 1,
2116                 [Define to 1 if you have the Xp library (-lXp).])
2117     fi
2118   fi
2119 fi
2120
2121 ### Is -lXaw3d available?
2122 HAVE_XAW3D=no
2123 if test "${HAVE_X11}" = "yes"; then
2124   if test "${USE_X_TOOLKIT}" != "none"; then
2125     dnl Fixme: determine what Scrollbar.h needs to avoid compilation
2126     dnl errors from the test without the `-'.
2127     AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
2128         [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes)], , -)
2129     if test "${HAVE_XAW3D}" = "yes"; then
2130         AC_DEFINE(HAVE_XAW3D, 1,
2131                   [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2132     fi
2133   fi
2134 fi
2135
2136 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2137 dnl using Motif or Xaw3d is available, and unless
2138 dnl --with-toolkit-scroll-bars=no was specified.
2139
2140 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2141             [Define to 1 if we should use toolkit scroll bars.])dnl
2142 USE_TOOLKIT_SCROLL_BARS=no
2143 if test "${with_toolkit_scroll_bars}" != "no"; then
2144   if test "${USE_X_TOOLKIT}" != "none"; then
2145     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2146       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2147       HAVE_XAW3D=no
2148       USE_TOOLKIT_SCROLL_BARS=yes
2149     elif test "${HAVE_XAW3D}" = "yes"; then
2150       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2151       USE_TOOLKIT_SCROLL_BARS=yes
2152     fi
2153   elif test "${HAVE_GTK}" = "yes"; then
2154     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2155     USE_TOOLKIT_SCROLL_BARS=yes
2156   fi
2157 fi
2158
2159 dnl See if XIM is available.
2160 AC_TRY_COMPILE([
2161           #include <X11/Xlib.h>
2162           #include <X11/Xresource.h>],
2163          [XIMProc  callback;],
2164          HAVE_XIM=yes
2165          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available]),
2166          HAVE_XIM=no)
2167
2168 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2169
2170 if test "${with_xim}" != "no"; then
2171   AC_DEFINE(USE_XIM, 1,
2172             [Define to 1 if we should use XIM, if it is available.])
2173 fi
2174
2175
2176 if test "${HAVE_XIM}" != "no"; then
2177   late_CFLAGS=$CFLAGS
2178   if test "$GCC" = yes; then
2179     CFLAGS="$CFLAGS --pedantic-errors"
2180   fi
2181   AC_TRY_COMPILE([
2182 #include <X11/Xlib.h>
2183 #include <X11/Xresource.h>],
2184 [Display *display;
2185 XrmDatabase db;
2186 char *res_name;
2187 char *res_class;
2188 XIMProc  callback;
2189 XPointer *client_data;
2190 #ifndef __GNUC__
2191 /* If we're not using GCC, it's probably not XFree86, and this is
2192    probably right, but we can't use something like --pedantic-errors.  */
2193 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2194                                            char*, XIMProc, XPointer*);
2195 #endif
2196 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2197    client_data);],
2198     [emacs_cv_arg6_star=yes])
2199   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2200          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2201 either XPointer or XPointer*.])dnl
2202   if test "$emacs_cv_arg6_star" = yes; then
2203     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2204   else
2205     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2206   fi
2207   CFLAGS=$late_CFLAGS
2208 fi
2209
2210 ### Use -lXpm if available, unless `--with-xpm=no'.
2211 HAVE_XPM=no
2212 if test "${HAVE_X11}" = "yes"; then
2213   if test "${with_xpm}" != "no"; then
2214     AC_CHECK_HEADER(X11/xpm.h,
2215       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2216     if test "${HAVE_XPM}" = "yes"; then
2217       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2218       AC_EGREP_CPP(no_return_alloc_pixels,
2219       [#include "X11/xpm.h"
2220 #ifndef XpmReturnAllocPixels
2221 no_return_alloc_pixels
2222 #endif
2223       ], HAVE_XPM=no, HAVE_XPM=yes)
2224
2225       if test "${HAVE_XPM}" = "yes"; then
2226         AC_MSG_RESULT(yes)
2227       else
2228         AC_MSG_RESULT(no)
2229       fi
2230     fi
2231   fi
2232
2233   if test "${HAVE_XPM}" = "yes"; then
2234     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2235   fi
2236 fi
2237
2238 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2239 HAVE_JPEG=no
2240 if test "${HAVE_X11}" = "yes"; then
2241   if test "${with_jpeg}" != "no"; then
2242     dnl Checking for jpeglib.h can lose because of a redefinition of
2243     dnl  HAVE_STDLIB_H.
2244     AC_CHECK_HEADER(jerror.h,
2245       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2246   fi
2247
2248   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2249   if test "${HAVE_JPEG}" = "yes"; then
2250     AC_DEFINE(HAVE_JPEG)
2251     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2252         [#include <jpeglib.h>
2253          version=JPEG_LIB_VERSION
2254 ],
2255         AC_DEFINE(HAVE_JPEG),
2256         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2257         HAVE_JPEG=no])
2258   fi
2259 fi
2260
2261 ### Use -lpng if available, unless `--with-png=no'.
2262 HAVE_PNG=no
2263 if test "${HAVE_X11}" = "yes"; then
2264   if test "${with_png}" != "no"; then
2265     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2266     # in /usr/include/libpng.
2267     AC_CHECK_HEADERS(png.h libpng/png.h)
2268     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2269       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2270     fi
2271   fi
2272
2273   if test "${HAVE_PNG}" = "yes"; then
2274     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2275   fi
2276 fi
2277
2278 ### Use -ltiff if available, unless `--with-tiff=no'.
2279 HAVE_TIFF=no
2280 if test "${HAVE_X11}" = "yes"; then
2281   if test "${with_tiff}" != "no"; then
2282     AC_CHECK_HEADER(tiffio.h,
2283       tifflibs="-lz -lm"
2284       # At least one tiff package requires the jpeg library.
2285       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2286       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2287   fi
2288
2289   if test "${HAVE_TIFF}" = "yes"; then
2290     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2291   fi
2292 fi
2293
2294 ### Use -lgif if available, unless `--with-gif=no'.
2295 HAVE_GIF=no
2296 if test "${HAVE_X11}" = "yes"; then
2297   if test "${with_gif}" != "no"; then
2298     AC_CHECK_HEADER(gif_lib.h,
2299 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2300 # Earlier versions can crash Emacs.
2301       AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
2302   fi
2303
2304   if test "${HAVE_GIF}" = "yes"; then
2305     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have the ungif library (-lungif).])
2306   fi
2307 fi
2308
2309 ### Use Mac OS X Carbon API to implement GUI.
2310 HAVE_CARBON=no
2311 if test "${with_carbon}" != "no"; then
2312   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
2313 fi
2314
2315 dnl Check for malloc/malloc.h on darwin
2316 AC_CHECK_HEADER(malloc/malloc.h, AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.]))
2317
2318 if test "${HAVE_CARBON}" = "yes"; then
2319   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2320   window_system=mac
2321   ## Specify the install directory
2322   carbon_appdir=
2323   if test "${carbon_appdir_x}" != ""; then
2324     case ${carbon_appdir_x} in
2325       y | ye | yes)  carbon_appdir=/Applications ;;
2326       * ) carbon_appdir=${carbon_appdir_x} ;;
2327     esac
2328   fi
2329   # We also have mouse menus.
2330   HAVE_MENUS=yes
2331 fi
2332
2333 ### Use session management (-lSM -lICE) if available
2334 HAVE_X_SM=no
2335 if test "${HAVE_X11}" = "yes"; then
2336   AC_CHECK_HEADER(X11/SM/SMlib.h,
2337     AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE))
2338
2339   if test "${HAVE_X_SM}" = "yes"; then
2340     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2341     case "$LIBS" in
2342       *-lSM*) ;;
2343       *)      LIBS="-lSM -lICE $LIBS" ;;
2344     esac
2345   fi
2346 fi
2347
2348 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2349 AC_CACHE_CHECK(whether netdb declares h_errno,
2350                emacs_cv_netdb_declares_h_errno,
2351 [AC_TRY_LINK([#include <netdb.h>],
2352   [return h_errno;],
2353   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2354 if test $emacs_cv_netdb_declares_h_errno = yes; then
2355   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2356 fi
2357
2358 AC_FUNC_ALLOCA
2359
2360 # fmod, logb, and frexp are found in -lm on most systems.
2361 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2362 AC_CHECK_LIB(m, sqrt)
2363
2364 # Check for mail-locking functions in a "mail" library.  Probably this should
2365 # have the same check as for liblockfile below.
2366 AC_CHECK_LIB(mail, maillock)
2367 dnl Debian, at least:
2368 AC_CHECK_LIB(lockfile, maillock)
2369 # If we have the shared liblockfile, assume we must use it for mail
2370 # locking (e.g. Debian).  If we couldn't link against liblockfile
2371 # (no liblockfile.a installed), ensure that we don't need to.
2372 if test "$ac_cv_lib_lockfile_maillock" = no; then
2373   dnl This works for files generally, not just executables.
2374   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2375   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2376                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2377   if test $ac_cv_prog_liblockfile = yes; then
2378     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2379 This probably means that movemail could lose mail.
2380 There may be a `development' package to install containing liblockfile.])
2381   else :
2382   fi
2383 fi
2384 AC_CHECK_FUNCS(touchlock)
2385 AC_CHECK_HEADERS(maillock.h)
2386
2387 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2388 rename closedir mkdir rmdir sysinfo getrusage \
2389 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2390 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2391 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2392 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2393 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2394 gai_strerror mkstemp getline getdelim mremap memmove fsync bzero \
2395 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2396
2397 AC_CHECK_HEADERS(sys/un.h)
2398
2399 AC_FUNC_MKTIME
2400 if test "$ac_cv_func_working_mktime" = no; then
2401   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2402 fi
2403
2404 AC_FUNC_GETLOADAVG
2405
2406 AC_FUNC_FSEEKO
2407
2408 AC_FUNC_GETPGRP
2409
2410 AC_FUNC_STRFTIME
2411
2412 # UNIX98 PTYs.
2413 AC_CHECK_FUNCS(grantpt)
2414
2415 # PTY-related GNU extensions.
2416 AC_CHECK_FUNCS(getpt)
2417
2418 # Check this now, so that we will NOT find the above functions in ncurses.
2419 # That is because we have not set up to link ncurses in lib-src.
2420 # It's better to believe a function is not available
2421 # than to expect to find it in ncurses.
2422 AC_CHECK_LIB(ncurses, tparm)
2423
2424 # Do we need the Hesiod library to provide the support routines?
2425 if test "$with_hesiod" = yes ; then
2426   # Don't set $LIBS here -- see comments above.
2427   resolv=no
2428   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2429      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2430                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2431   if test "$resolv" = yes ; then
2432     RESOLVLIB=-lresolv
2433     AC_DEFINE(HAVE_LIBRESOLV, 1,
2434               [Define to 1 if you have the resolv library (-lresolv).])
2435   else
2436     RESOLVLIB=
2437   fi
2438   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2439         AC_DEFINE(HAVE_LIBHESIOD, 1,
2440                   [Define to 1 if you have the hesiod library (-lhesiod).]),
2441         :, $RESOLVLIB)])
2442 fi
2443
2444 # These tell us which Kerberos-related libraries to use.
2445 if test "${with_kerberos+set}" = set; then
2446   AC_CHECK_LIB(com_err, com_err)
2447   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2448   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2449   AC_CHECK_LIB(krb5, krb5_init_context)
2450   if test "${with_kerberos5+set}" != set; then
2451     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2452                  AC_CHECK_LIB(des, des_cbc_encrypt))
2453     AC_CHECK_LIB(krb4, krb_get_cred,,
2454                  AC_CHECK_LIB(krb, krb_get_cred))
2455   fi
2456
2457   if test "${with_kerberos5+set}" = set; then
2458     AC_CHECK_HEADERS(krb5.h)
2459   else
2460     AC_CHECK_HEADERS(des.h,,
2461                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2462                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2463     AC_CHECK_HEADERS(krb.h,,
2464                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2465                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2466   fi
2467   AC_CHECK_HEADERS(com_err.h)
2468 fi
2469
2470 # Solaris requires -lintl if you want strerror (which calls dgettext)
2471 # to return localized messages.
2472 AC_CHECK_LIB(intl, dgettext)
2473
2474 AC_MSG_CHECKING(whether localtime caches TZ)
2475 AC_CACHE_VAL(emacs_cv_localtime_cache,
2476 [if test x$ac_cv_func_tzset = xyes; then
2477 AC_TRY_RUN([#include <time.h>
2478 extern char **environ;
2479 unset_TZ ()
2480 {
2481   char **from, **to;
2482   for (to = from = environ; (*to = *from); from++)
2483     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2484       to++;
2485 }
2486 char TZ_GMT0[] = "TZ=GMT0";
2487 char TZ_PST8[] = "TZ=PST8";
2488 main()
2489 {
2490   time_t now = time ((time_t *) 0);
2491   int hour_GMT0, hour_unset;
2492   if (putenv (TZ_GMT0) != 0)
2493     exit (1);
2494   hour_GMT0 = localtime (&now)->tm_hour;
2495   unset_TZ ();
2496   hour_unset = localtime (&now)->tm_hour;
2497   if (putenv (TZ_PST8) != 0)
2498     exit (1);
2499   if (localtime (&now)->tm_hour == hour_GMT0)
2500     exit (1);
2501   unset_TZ ();
2502   if (localtime (&now)->tm_hour != hour_unset)
2503     exit (1);
2504   exit (0);
2505 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2506 [# If we have tzset, assume the worst when cross-compiling.
2507 emacs_cv_localtime_cache=yes])
2508 else
2509         # If we lack tzset, report that localtime does not cache TZ,
2510         # since we can't invalidate the cache if we don't have tzset.
2511         emacs_cv_localtime_cache=no
2512 fi])dnl
2513 AC_MSG_RESULT($emacs_cv_localtime_cache)
2514 if test $emacs_cv_localtime_cache = yes; then
2515   AC_DEFINE(LOCALTIME_CACHE, 1,
2516             [Define to 1 if localtime caches TZ.])
2517 fi
2518
2519 if test "x$HAVE_TIMEVAL" = xyes; then
2520   AC_CHECK_FUNCS(gettimeofday)
2521   if test $ac_cv_func_gettimeofday = yes; then
2522     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2523                    emacs_cv_gettimeofday_two_arguments,
2524     [AC_TRY_COMPILE([
2525 #ifdef TIME_WITH_SYS_TIME
2526 #include <sys/time.h>
2527 #include <time.h>
2528 #else
2529 #ifdef HAVE_SYS_TIME_H
2530 #include <sys/time.h>
2531 #else
2532 #include <time.h>
2533 #endif
2534 #endif],
2535       [struct timeval time;
2536        gettimeofday (&time, 0);],
2537       emacs_cv_gettimeofday_two_arguments=yes,
2538       emacs_cv_gettimeofday_two_arguments=no)])
2539     if test $emacs_cv_gettimeofday_two_arguments = no; then
2540       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2541                 [Define to 1 if gettimeofday accepts only one argument.])
2542     fi
2543   fi
2544 fi
2545
2546 # This defines (or not) HAVE_TZNAME and HAVE_TM_ZONE.
2547 AC_STRUCT_TIMEZONE
2548
2549 dnl Note that AC_STRUCT_TIMEZONE doesn't do what you might expect.
2550 if test "$ac_cv_func_gettimeofday" = yes; then
2551   AC_CACHE_CHECK([for struct timezone], emacs_cv_struct_timezone,
2552     [AC_TRY_COMPILE([#include <sys/time.h>],
2553     [struct timezone tz;],
2554     dnl It may be that we can't call gettimeofday with a non-null pointer,
2555     dnl even though we have struct timezone (e.g. HPUX).  In that case
2556     dnl we'll lie about struct timezone.
2557     [AC_TRY_RUN([
2558 #ifdef TIME_WITH_SYS_TIME
2559 #include <sys/time.h>
2560 #include <time.h>
2561 #else
2562 #ifdef HAVE_SYS_TIME_H
2563 #include <sys/time.h>
2564 #else
2565 #include <time.h>
2566 #endif
2567 #endif
2568 main () {
2569   struct timeval time;
2570   struct timezone dummy;
2571   exit (gettimeofday (&time, &dummy));
2572 }],
2573       emacs_cv_struct_timezone=yes,
2574       emacs_cv_struct_timezone=no, emacs_cv_struct_timezone=yes)],
2575     emacs_cv_struct_timezone=no)])
2576 fi
2577
2578 ok_so_far=yes
2579 AC_CHECK_FUNC(socket, , ok_so_far=no)
2580 if test $ok_so_far = yes; then
2581   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2582 fi
2583 if test $ok_so_far = yes; then
2584   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2585 fi
2586 if test $ok_so_far = yes; then
2587 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
2588   AC_DEFINE(HAVE_INET_SOCKETS, 1,
2589             [Define to 1 if you have inet sockets.])
2590 fi
2591
2592 AC_CHECK_HEADERS(sys/ioctl.h)
2593
2594 if test -f /usr/lpp/X11/bin/smt.exp; then
2595   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2596             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2597 fi
2598
2599 AC_MSG_CHECKING(whether system supports dynamic ptys)
2600 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2601   AC_MSG_RESULT(yes)
2602   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2603 else
2604   AC_MSG_RESULT(no)
2605 fi
2606
2607 AC_FUNC_FORK
2608
2609 dnl Adapted from Haible's version.
2610 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2611   [AC_TRY_LINK([#include <langinfo.h>],
2612     [char* cs = nl_langinfo(CODESET);],
2613     emacs_cv_langinfo_codeset=yes,
2614     emacs_cv_langinfo_codeset=no)
2615   ])
2616 if test $emacs_cv_langinfo_codeset = yes; then
2617   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2618     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2619 fi
2620
2621 AC_CHECK_TYPES(size_t)
2622
2623 AC_TYPE_MBSTATE_T
2624
2625 dnl Restrict could probably be used effectively other than in regex.c.
2626 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2627   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2628                   emacs_cv_c_restrict=yes,
2629                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2630                                   emacs_cv_c_restrict=__restrict,
2631                                   emacs_cv_c_restrict=no)])])
2632 case "$emacs_cv_c_restrict" in
2633   yes) emacs_restrict=restrict;;
2634   no) emacs_restrict="";;
2635   *) emacs_restrict="$emacs_cv_c_restrict";;
2636 esac
2637 if test "$emacs_restrict" != __restrict; then
2638   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2639     [Define to compiler's equivalent of C99 restrict keyword.
2640      Don't define if equivalent is `__restrict'.])
2641 fi
2642
2643 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2644   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2645                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2646 if test "$emacs_cv_c_restrict_arr" = yes; then
2647   AC_DEFINE(__restrict_arr, __restrict,
2648     [Define to compiler's equivalent of C99 restrict keyword in array
2649      declarations.  Define as empty for no equivalent.])
2650 fi
2651
2652 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2653 dnl how the tty code is related to POSIX and/or other versions of termios.
2654 dnl The following looks like a useful start.
2655 dnl
2656 dnl AC_SYS_POSIX_TERMIOS
2657 dnl if test $ac_cv_sys_posix_termios = yes; then
2658 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2659 dnl                                and macros for terminal control.])
2660 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2661 dnl fi
2662
2663 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
2664
2665 # Set up the CFLAGS for real compilation, so we can substitute it.
2666 CFLAGS="$REAL_CFLAGS"
2667 CPPFLAGS="$REAL_CPPFLAGS"
2668
2669 #### Find out which version of Emacs this is.
2670 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
2671          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
2672 if test x"${version}" = x; then
2673   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
2674 fi
2675
2676 ### Specify what sort of things we'll be editing into Makefile and config.h.
2677 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2678 AC_SUBST(version)
2679 AC_SUBST(configuration)
2680 AC_SUBST(canonical)
2681 AC_SUBST(srcdir)
2682 AC_SUBST(prefix)
2683 AC_SUBST(exec_prefix)
2684 AC_SUBST(bindir)
2685 AC_SUBST(datadir)
2686 AC_SUBST(sharedstatedir)
2687 AC_SUBST(libexecdir)
2688 AC_SUBST(mandir)
2689 AC_SUBST(infodir)
2690 AC_SUBST(lispdir)
2691 AC_SUBST(locallisppath)
2692 AC_SUBST(lisppath)
2693 AC_SUBST(x_default_search_path)
2694 AC_SUBST(etcdir)
2695 AC_SUBST(archlibdir)
2696 AC_SUBST(docdir)
2697 AC_SUBST(bitmapdir)
2698 AC_SUBST(gamedir)
2699 AC_SUBST(gameuser)
2700 AC_SUBST(c_switch_system)
2701 AC_SUBST(c_switch_machine)
2702 AC_SUBST(LD_SWITCH_X_SITE)
2703 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2704 AC_SUBST(C_SWITCH_X_SITE)
2705 AC_SUBST(CFLAGS)
2706 AC_SUBST(X_TOOLKIT_TYPE)
2707 AC_SUBST(machfile)
2708 AC_SUBST(opsysfile)
2709 AC_SUBST(GETLOADAVG_LIBS)
2710 AC_SUBST(carbon_appdir)
2711
2712 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
2713                    [Define to the canonical Emacs configuration name.])
2714 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
2715                    [Define to the options passed to configure.])
2716 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
2717                    [Define to the used machine dependent file.])
2718 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
2719                    [Define to the used os dependent file.])
2720 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
2721 [Define LD_SWITCH_X_SITE to contain any special flags your loader
2722  may need to deal with X Windows.  For instance, if you've defined
2723  HAVE_X_WINDOWS above and your X libraries aren't in a place that
2724  your loader can find on its own, you might want to add "-L/..." or
2725  something similar.])
2726 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
2727                    [Define LD_SWITCH_X_SITE_AUX with an -R option
2728                     in case it's needed (for Solaris, for example).])
2729 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
2730 [Define C_SWITCH_X_SITE to contain any special flags your compiler
2731  may need to deal with X Windows.  For instance, if you've defined
2732  HAVE_X_WINDOWS above and your X include files aren't in a place
2733  that your compiler can find on its own, you might want to add
2734  "-I/..." or something similar.])
2735 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
2736                    [Define to the unexec source file name.])
2737
2738 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2739   AC_DEFINE(HAVE_X_WINDOWS, 1,
2740             [Define to 1 if you want to use the X window system.])
2741 fi
2742 if test "${USE_X_TOOLKIT}" != "none" ; then
2743   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
2744 fi
2745 if test "${HAVE_X11}" = "yes" ; then
2746   AC_DEFINE(HAVE_X11, 1,
2747             [Define to 1 if you want to use version 11 of X windows.
2748              Otherwise, Emacs expects to use version 10.])
2749 fi
2750 if test "${HAVE_XFREE386}" = "yes" ; then
2751   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
2752 fi
2753 if test "${HAVE_MENUS}" = "yes" ; then
2754   AC_DEFINE(HAVE_MENUS, 1,
2755             [Define to 1 if you have mouse menus.
2756              (This is automatic if you use X, but the option to specify it remains.)
2757              It is also defined with other window systems that support xmenu.c.])
2758 fi
2759 if test "${GNU_MALLOC}" = "yes" ; then
2760   AC_DEFINE(GNU_MALLOC, 1,
2761             [Define to 1 if you want to use the GNU memory allocator.])
2762 fi
2763 if test "${REL_ALLOC}" = "yes" ; then
2764   AC_DEFINE(REL_ALLOC, 1,
2765             [Define REL_ALLOC if you want to use the relocating allocator for
2766              buffer space.])
2767 fi
2768
2769 AH_TOP([/* GNU Emacs site configuration template file.
2770    Copyright (C) 1988, 93, 94, 99, 2000, 2002 Free Software Foundation, Inc.
2771
2772 This file is part of GNU Emacs.
2773
2774 GNU Emacs is free software; you can redistribute it and/or modify
2775 it under the terms of the GNU General Public License as published by
2776 the Free Software Foundation; either version 2, or (at your option)
2777 any later version.
2778
2779 GNU Emacs is distributed in the hope that it will be useful,
2780 but WITHOUT ANY WARRANTY; without even the implied warranty of
2781 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2782 GNU General Public License for more details.
2783
2784 You should have received a copy of the GNU General Public License
2785 along with GNU Emacs; see the file COPYING.  If not, write to the
2786 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
2787 Boston, MA 02111-1307, USA.  */
2788
2789
2790 /* No code in Emacs #includes config.h twice, but some bits of code
2791    intended to work with other packages as well (like gmalloc.c)
2792    think they can include it as many times as they like.  */
2793 #ifndef EMACS_CONFIG_H
2794 #define EMACS_CONFIG_H
2795 ])dnl
2796
2797 AH_BOTTOM([
2798 /* If we're using any sort of window system, define some consequences.  */
2799 #ifdef HAVE_X_WINDOWS
2800 #define HAVE_WINDOW_SYSTEM
2801 #define MULTI_KBOARD
2802 #define HAVE_MOUSE
2803 #endif
2804
2805 /* If we're using the Carbon API on Mac OS X, define a few more
2806    variables as well.  */
2807 #ifdef HAVE_CARBON
2808 #define HAVE_WINDOW_SYSTEM
2809 #define HAVE_MOUSE
2810 #endif
2811
2812 /* Define USER_FULL_NAME to return a string
2813    that is the user's full name.
2814    It can assume that the variable `pw'
2815    points to the password file entry for this user.
2816
2817    At some sites, the pw_gecos field contains
2818    the user's full name.  If neither this nor any other
2819    field contains the right thing, use pw_name,
2820    giving the user's login name, since that is better than nothing.  */
2821 #define USER_FULL_NAME pw->pw_gecos
2822
2823 /* Define AMPERSAND_FULL_NAME if you use the convention
2824    that & in the full name stands for the login id.  */
2825 /* Turned on June 1996 supposing nobody will mind it.  */
2826 #define AMPERSAND_FULL_NAME
2827
2828 /* We have blockinput.h.  */
2829 #define DO_BLOCK_INPUT
2830
2831 /* Define HAVE_SOUND if we have sound support.  We know it works
2832    and compiles only on the specified platforms.   For others,
2833    it probably doesn't make sense to try.  */
2834
2835 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
2836 #ifdef HAVE_MACHINE_SOUNDCARD_H
2837 #define HAVE_SOUND 1
2838 #endif
2839 #ifdef HAVE_SYS_SOUNDCARD_H
2840 #define HAVE_SOUND 1
2841 #endif
2842 #ifdef HAVE_SOUNDCARD_H
2843 #define HAVE_SOUND 1
2844 #endif
2845 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
2846
2847 /* If using GNU, then support inline function declarations. */
2848 /* Don't try to switch on inline handling as detected by AC_C_INLINE
2849    generally, because even if non-gcc compilers accept `inline', they
2850    may reject `extern inline'.  */
2851 #ifdef __GNUC__
2852 #define INLINE __inline__
2853 #else
2854 #define INLINE
2855 #endif
2856
2857 /* Include the os and machine dependent files.  */
2858 #include config_opsysfile
2859 #include config_machfile
2860
2861 /* Load in the conversion definitions if this system
2862    needs them and the source file being compiled has not
2863    said to inhibit this.  There should be no need for you
2864    to alter these lines.  */
2865
2866 #ifdef SHORTNAMES
2867 #ifndef NO_SHORTNAMES
2868 #include "../shortnames/remap.h"
2869 #endif /* not NO_SHORTNAMES */
2870 #endif /* SHORTNAMES */
2871
2872 /* If no remapping takes place, static variables cannot be dumped as
2873    pure, so don't worry about the `static' keyword. */
2874 #ifdef NO_REMAP
2875 #undef static
2876 #endif
2877
2878 /* Define `subprocesses' should be defined if you want to
2879    have code for asynchronous subprocesses
2880    (as used in M-x compile and M-x shell).
2881    These do not work for some USG systems yet;
2882    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
2883
2884 #ifndef VMS
2885 #ifndef USG
2886 /* #define subprocesses */
2887 #endif
2888 #endif
2889
2890 /* SIGTYPE is the macro we actually use.  */
2891 #ifndef SIGTYPE
2892 #define SIGTYPE RETSIGTYPE
2893 #endif
2894
2895 #ifdef emacs /* Don't do this for lib-src.  */
2896 /* Tell regex.c to use a type compatible with Emacs.  */
2897 #define RE_TRANSLATE_TYPE Lisp_Object
2898 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
2899 #define RE_TRANSLATE_P(TBL) (XFASTINT (TBL) != 0)
2900 #endif
2901
2902 /* Avoid link-time collision with system mktime if we will use our own.  */
2903 #if ! HAVE_MKTIME || BROKEN_MKTIME
2904 #define mktime emacs_mktime
2905 #endif
2906
2907 #define my_strftime nstrftime   /* for strftime.c */
2908
2909 /* The rest of the code currently tests the CPP symbol BSTRING.
2910    Override any claims made by the system-description files.
2911    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
2912 #undef BSTRING
2913 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
2914 #define BSTRING
2915 #endif
2916
2917 /* Some of the files of Emacs which are intended for use with other
2918    programs assume that if you have a config.h file, you must declare
2919    the type of getenv.
2920
2921    This declaration shouldn't appear when alloca.s or Makefile.in
2922    includes config.h.  */
2923 #ifndef NOT_C_CODE
2924 extern char *getenv ();
2925 #endif
2926
2927 /* These default definitions are good for almost all machines.
2928    The exceptions override them in m/MACHINE.h.  */
2929
2930 #ifndef BITS_PER_CHAR
2931 #define BITS_PER_CHAR 8
2932 #endif
2933
2934 #ifndef BITS_PER_SHORT
2935 #define BITS_PER_SHORT 16
2936 #endif
2937
2938 /* Note that lisp.h uses this in a preprocessor conditional, so it
2939    would not work to use sizeof.  That being so, we do all of them
2940    without sizeof, for uniformity's sake.  */
2941 #ifndef BITS_PER_INT
2942 #define BITS_PER_INT 32
2943 #endif
2944
2945 #ifndef BITS_PER_LONG
2946 #ifdef _LP64
2947 #define BITS_PER_LONG 64
2948 #else
2949 #define BITS_PER_LONG 32
2950 #endif
2951 #endif
2952
2953 /* Define if the compiler supports function prototypes.  It may do so
2954    but not define __STDC__ (e.g. DEC C by default) or may define it as
2955    zero.  */
2956 #undef PROTOTYPES
2957 /* For mktime.c:  */
2958 #ifndef __P
2959 # if defined PROTOTYPES
2960 #  define __P(args) args
2961 # else
2962 #  define __P(args) ()
2963 # endif  /* GCC.  */
2964 #endif /* __P */
2965
2966 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
2967 #ifndef NOT_C_CODE
2968 #ifdef HAVE_STRING_H
2969 #include "string.h"
2970 #endif
2971 #ifdef HAVE_STRINGS_H
2972 #include "strings.h"  /* May be needed for bcopy & al. */
2973 #endif
2974 #ifdef HAVE_STDLIB_H
2975 #include <stdlib.h>
2976 #endif
2977 #ifndef __GNUC__
2978 # ifdef HAVE_ALLOCA_H
2979 #  include <alloca.h>
2980 # else /* AIX files deal with #pragma.  */
2981 #  ifndef alloca /* predefined by HP cc +Olibcalls */
2982 char *alloca ();
2983 #  endif
2984 # endif /* HAVE_ALLOCA_H */
2985 #endif /* __GNUC__ */
2986 #ifndef HAVE_SIZE_T
2987 typedef unsigned size_t;
2988 #endif
2989 #endif /* NOT_C_CODE */
2990
2991 /* Define HAVE_X_I18N if we have usable i18n support.  */
2992
2993 #ifdef HAVE_X11R6
2994 #define HAVE_X_I18N
2995 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
2996 #define HAVE_X_I18N
2997 #endif
2998
2999 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
3000
3001 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3002 #define HAVE_X11R6_XIM
3003 #endif
3004
3005 /* Should we enable expensive run-time checking of data types?  */
3006 #undef ENABLE_CHECKING
3007
3008 #if defined __GNUC__ && (__GNUC__ > 2 \
3009                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3010 #define NO_RETURN       __attribute__ ((__noreturn__))
3011 #else
3012 #define NO_RETURN       /* nothing */
3013 #endif
3014
3015 /* These won't be used automatically yet.  We also need to know, at least,
3016    that the stack is continuous.  */
3017 #ifdef __GNUC__
3018 #  ifndef GC_SETJMP_WORKS
3019   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3020      see NON_SAVING_SETJMP in the target descriptions.  */
3021   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3022      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3023      Fixme: Deal with ns32k, SVR3.  */
3024 #    define GC_SETJMP_WORKS 1
3025 #  endif
3026 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3027 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3028 #  endif
3029 #endif
3030
3031 #ifndef HAVE_BCOPY
3032 #define bcopy(a,b,s) memcpy (b,a,s)
3033 #endif
3034 #ifndef HAVE_BZERO
3035 #define bzero(a,s) memset (a,0,s)
3036 #endif
3037 #ifndef HAVE_BCMP
3038 #define BCMP memcmp
3039 #endif
3040
3041 #endif /* EMACS_CONFIG_H */
3042
3043 /*
3044 Local Variables:
3045 mode: c
3046 End:
3047 */
3048 ])dnl
3049
3050 #### Report on what we decided to do.
3051 #### Report GTK as a toolkit, even if it doesn't use Xt.
3052 #### It makes printing result more understandable as using GTK sets
3053 #### toolkit_scroll_bars to yes by default.
3054 if test "${HAVE_GTK}" = "yes"; then
3055   USE_X_TOOLKIT=GTK
3056 fi
3057
3058 echo "
3059 Configured for \`${canonical}'.
3060
3061   Where should the build process find the source code?    ${srcdir}
3062   What operating system and machine description files should Emacs use?
3063         \`${opsysfile}' and \`${machfile}'
3064   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3065   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3066   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3067   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3068   What window system should Emacs use?                    ${window_system}
3069   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3070
3071 if test -n "${x_includes}"; then
3072 echo "  Where do we find X Windows header files?                ${x_includes}"
3073 else
3074 echo "  Where do we find X Windows header files?                Standard dirs"
3075 fi
3076 if test -n "${x_libraries}"; then
3077 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3078 else
3079 echo "  Where do we find X Windows libraries?                   Standard dirs"
3080 fi
3081
3082 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3083 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3084 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3085 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3086 echo "  Does Emacs use -lungif?                                 ${HAVE_GIF}"
3087 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3088 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3089 echo
3090
3091 if test "$emacs_cv_randomheap" = warn; then
3092   AC_MSG_WARN([
3093 **********************************************************************
3094
3095 Heap start address is randomized and no workaround is known.
3096 Emacs will probably dump core when temacs is run in the build phase.
3097 Maybe exec-shield is turned on.  Read about exec-shield in `etc/PROBLEMS'
3098 for further information.
3099
3100 **********************************************************************
3101 ])
3102 fi
3103
3104 # Remove any trailing slashes in these variables.
3105 [test "${prefix}" != NONE &&
3106   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3107 test "${exec_prefix}" != NONE &&
3108   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3109
3110 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3111 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3112 ## from Makefile.c can correctly provide the arg `-traditional' to the
3113 ## C preprocessor.
3114
3115 AC_EGREP_CPP(yes..yes,
3116         [yes..yes],
3117         CPP_NEED_TRADITIONAL=no,
3118         CPP_NEED_TRADITIONAL=yes)
3119
3120 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3121         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
3122         lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
3123
3124 ### Make the necessary directories, if they don't exist.
3125 for dir in etc lisp ; do
3126   test -d ${dir} || mkdir ${dir}
3127 done
3128
3129 # Build src/Makefile from ${srcdir}/src/Makefile.c
3130 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3131 # This must be done after src/config.h is built, since we rely on that file.
3132
3133 # Now get this: Some word that is part of the ${srcdir} directory name
3134 # or the ${configuration} value might, just might, happen to be an
3135 # identifier like `sun4' or `i386' or something, and be predefined by
3136 # the C preprocessor to some helpful value like 1, or maybe the empty
3137 # string.  Needless to say consequent macro substitutions are less
3138 # than conducive to the makefile finding the correct directory.
3139 [undefs="`echo $top_srcdir $configuration $canonical |
3140 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3141     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3142 `"]
3143
3144 echo creating src/epaths.h
3145 ${MAKE-make} epaths-force
3146
3147 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3148 # `..' to `. .'  unless invoked with -traditional
3149
3150 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3151   CPPFLAGS="$CPPFLAGS -traditional"
3152 fi
3153
3154 echo creating lib-src/Makefile
3155 ( cd lib-src
3156   rm -f junk.c junk1.c junk2.c
3157   sed -e '/start of cpp stuff/q' \
3158       < Makefile.c > junk1.c
3159   sed -e '1,/start of cpp stuff/d'\
3160       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3161       < Makefile.c > junk.c
3162   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3163       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3164   cat junk1.c junk2.c > Makefile.new
3165   rm -f junk.c junk1.c junk2.c
3166   chmod 444 Makefile.new
3167   mv -f Makefile.new Makefile
3168 )
3169
3170 echo creating src/Makefile
3171 ( cd src
3172   rm -f junk.c junk1.c junk2.c
3173   sed -e '/start of cpp stuff/q' \
3174       < Makefile.c > junk1.c
3175   sed -e '1,/start of cpp stuff/d'\
3176       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3177       < Makefile.c > junk.c
3178   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3179       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3180   cat junk1.c junk2.c > Makefile.new
3181   rm -f junk.c junk1.c junk2.c
3182   chmod 444 Makefile.new
3183   mv -f Makefile.new Makefile
3184 )
3185
3186 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3187   echo creating src/.gdbinit
3188   echo source $srcdir/src/.gdbinit > src/.gdbinit
3189 fi
3190
3191 # This is how we know whether to re-run configure in certain cases.
3192 touch src/config.stamp
3193
3194 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3195
3196 m4_if(dnl       Do not change this comment
3197    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3198 )dnl