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, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
   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., 51 Franklin Street, Fifth Floor,
  24 dnl  Boston, MA 02110-1301, 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(asserts,
 129 [  --enable-asserts        compile code with asserts enabled],
 130       USE_XASSERTS=$enableval,
 131       USE_XASSERTS=no)
 132
 133 AC_ARG_ENABLE(maintainer-mode,
 134 [  --enable-maintainer-mode enable make rules and dependencies not useful
 135                           (and sometimes confusing) to the casual installer],
 136       USE_MAINTAINER_MODE=$enableval,
 137       USE_MAINTAINER_MODE=no)
 138 if test $USE_MAINTAINER_MODE = yes; then
 139   MAINT=
 140 else
 141   MAINT=#
 142 fi
 143 AC_SUBST(MAINT)
 144
 145 AC_ARG_ENABLE(locallisppath,
 146 [  --enable-locallisppath=PATH
 147                           directories Emacs should search for lisp files
 148                           specific to this site],
 149 if test "${enableval}" = "no"; then
 150   locallisppath=
 151 elif test "${enableval}" != "yes"; then
 152   locallisppath=${enableval}
 153 fi)
 154
 155 #### Make srcdir absolute, if it isn't already.  It's important to
 156 #### avoid running the path through pwd unnecessarily, since pwd can
 157 #### give you automounter prefixes, which can go away.  We do all this
 158 #### so Emacs can find its files when run uninstalled.
 159 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
 160 unset CDPATH
 161 case "${srcdir}" in
 162   /* ) ;;
 163   . )
 164     ## We may be able to use the $PWD environment variable to make this
 165     ## absolute.  But sometimes PWD is inaccurate.
 166     ## Note: we used to use ${PWD} at the end instead of `pwd`,
 167     ## but that tested only for a well-formed and valid PWD,
 168     ## it did not object when PWD was well-formed and valid but just wrong.
 169     if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`"  ;
 170     then
 171       srcdir="$PWD"
 172     else
 173       srcdir="`(cd ${srcdir}; pwd)`"
 174     fi
 175   ;;
 176   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 177 esac
 178
 179 #### Check if the source directory already has a configured system in it.
 180 if test `pwd` != `(cd ${srcdir} && pwd)` \
 181    && test -f "${srcdir}/src/config.h" ; then
 182   AC_MSG_WARN([[The directory tree `${srcdir}' is being used
 183    as a build directory right now; it has been configured in its own
 184    right.  To configure in another directory as well, you MUST
 185    use GNU make.  If you do not have GNU make, then you must
 186    now do `make distclean' in ${srcdir},
 187    and then run $0 again.]])
 188 fi
 189
 190 #### Given the configuration name, set machfile and opsysfile to the
 191 #### names of the m/*.h and s/*.h files we should use.
 192
 193 ### Canonicalize the configuration name.
 194
 195 AC_CANONICAL_HOST
 196 canonical=$host
 197 configuration=${host_alias-$host}
 198
 199 dnl This used to use changequote, but, apart from `changequote is evil'
 200 dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
 201 dnl the great gob of text.  Thus it's not processed for possible expansion.
 202 dnl Just make sure the brackets remain balanced.
 203 dnl
 204 dnl Since Emacs can't find matching pairs of quotes, boundaries are
 205 dnl indicated by comments.
 206 dnl quotation begins
 207 [
 208
 209 ### If you add support for a new configuration, add code to this
 210 ### switch statement to recognize your configuration name and select
 211 ### the appropriate operating system and machine description files.
 212
 213 ### You would hope that you could choose an m/*.h file pretty much
 214 ### based on the machine portion of the configuration name, and an s-
 215 ### file based on the operating system portion.  However, it turns out
 216 ### that each m/*.h file is pretty manufacturer-specific - for
 217 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 218 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 219 ### machines.  So we basically have to have a special case for each
 220 ### configuration name.
 221 ###
 222 ### As far as handling version numbers on operating systems is
 223 ### concerned, make sure things will fail in a fixable way.  If
 224 ### /etc/MACHINES doesn't say anything about version numbers, be
 225 ### prepared to handle anything reasonably.  If version numbers
 226 ### matter, be sure /etc/MACHINES says something about it.
 227 ###
 228 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 229 ### "System V Release 4"; he writes, "The old convention encouraged
 230 ### confusion between `system' and `release' levels'."
 231
 232 machine='' opsys='' unported=no
 233 case "${canonical}" in
 234
 235   ## FreeBSD ports
 236   *-*-freebsd* )
 237     opsys=freebsd
 238     case "${canonical}" in
 239       alpha*-*-freebsd*)        machine=alpha ;;
 240       i[3456]86-*-freebsd*)     machine=intel386 ;;
 241       amd64-*-freebsd*|x86_64-*-freebsd*) machine=amdx86-64 ;;
 242     esac
 243   ;;
 244
 245   ## NetBSD ports
 246   *-*-netbsd* )
 247     opsys=netbsd
 248     if test -f /usr/lib/crti.o; then]
 249 dnl The close and open brackets here are because this section is quoted --
 250 dnl see the `changequote' comment above.
 251       AC_DEFINE(HAVE_CRTIN, [], [Define to 1 if you have /usr/lib/crti.o.])
 252 [   fi
 253
 254     case "${canonical}" in
 255       alpha*-*-netbsd*) machine=alpha ;;
 256       i[3456]86-*-netbsd*) machine=intel386 ;;
 257       m68k-*-netbsd*)
 258                         # This is somewhat bogus.
 259                         machine=hp9000s300 ;;
 260       powerpc-apple-netbsd*) machine=macppc ;;
 261       mips-*-netbsd*)   machine=pmax ;;
 262       mipsel-*-netbsd*) machine=pmax ;;
 263       mipseb-*-netbsd*) machine=pmax ;;
 264       ns32k-*-netbsd*)  machine=ns32000 ;;
 265       powerpc-*-netbsd*) machine=macppc ;;
 266       sparc*-*-netbsd*) machine=sparc ;;
 267       vax-*-netbsd*)    machine=vax ;;
 268       arm-*-netbsd*)    machine=arm ;;
 269     esac
 270   ;;
 271
 272   ## OpenBSD ports
 273   *-*-openbsd* )
 274     opsys=openbsd
 275     case "${canonical}" in
 276       alpha*-*-openbsd*)        machine=alpha ;;
 277       i386-*-openbsd*)  machine=intel386 ;;
 278       m68k-*-openbsd*)  machine=hp9000s300 ;;
 279       mipsel-*-openbsd*) machine=pmax ;;
 280       ns32k-*-openbsd*) machine=ns32000 ;;
 281       sparc-*-openbsd*) machine=sparc ;;
 282       vax-*-openbsd*)   machine=vax ;;
 283     esac
 284   ;;
 285
 286   ## LynxOS ports
 287   *-*-lynxos* )
 288     opsys=lynxos
 289     case "${canonical}" in
 290       i[3456]86-*-lynxos*) machine=intel386 ;;
 291       powerpc-*-lynxos*) machine=powerpc ;;
 292     esac
 293   ;;
 294
 295   ## Acorn RISCiX:
 296   arm-acorn-riscix1.1* )
 297     machine=acorn opsys=riscix1-1
 298   ;;
 299   arm-acorn-riscix1.2* | arm-acorn-riscix )
 300     ## This name is riscix12 instead of riscix1.2
 301     ## to avoid a file name conflict on MSDOS.
 302     machine=acorn opsys=riscix12
 303   ;;
 304
 305   ## BSDI ports
 306   *-*-bsdi* )
 307     opsys=bsdi
 308     case "${canonical}" in
 309       i[345]86-*-bsdi*) machine=intel386 ;;
 310       sparc-*-bsdi*)  machine=sparc ;;
 311       powerpc-*-bsdi*)  machine=macppc ;;
 312     esac
 313     case "${canonical}" in
 314       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 315       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 316       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 317       *-*-bsdi3* )              opsys=bsdos3 ;;
 318       *-*-bsdi[45]* )           opsys=bsdos4 ;;
 319     esac
 320   ;;
 321
 322   ## Alliant machines
 323   ## Strictly speaking, we need the version of the alliant operating
 324   ## system to choose the right machine file, but currently the
 325   ## configuration name doesn't tell us enough to choose the right
 326   ## one; we need to give alliants their own operating system name to
 327   ## do this right.  When someone cares, they can help us.
 328   fx80-alliant-* )
 329     machine=alliant4 opsys=bsd4-2
 330   ;;
 331   i860-alliant-* )
 332     machine=alliant-2800 opsys=bsd4-3
 333   ;;
 334
 335   ## Alpha (DEC) machines.
 336   alpha*-dec-osf* )
 337     machine=alpha opsys=osf1
 338     # This is needed to find X11R6.1 libraries for certain tests.
 339     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 340     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 341     # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
 342     # due to non-traditional preprocessing with the current compiler
 343     # defaults.  OSF 4 can also have that compiler version, and there
 344     # seems always to have been a usable /usr/bin/cpp.
 345     NON_GNU_CPP=/usr/bin/cpp
 346     case "${canonical}" in
 347     alpha*-dec-osf[5-9]*)
 348       opsys=osf5-0 ;;
 349     esac
 350   ;;
 351
 352   alpha*-*-linux-gnu* )
 353     machine=alpha opsys=gnu-linux
 354   ;;
 355
 356   arm*-*-linux-gnu* )
 357     machine=arm opsys=gnu-linux
 358   ;;
 359
 360   ## Altos 3068
 361   m68*-altos-sysv* )
 362     machine=altos opsys=usg5-2
 363   ;;
 364
 365   ## Amdahl UTS
 366   580-amdahl-sysv* )
 367     machine=amdahl opsys=usg5-2-2
 368   ;;
 369
 370   ## Apollo, Domain/OS
 371   m68*-apollo-* )
 372     machine=apollo opsys=bsd4-3
 373   ;;
 374
 375   ## AT&T 3b2, 3b5, 3b15, 3b20
 376   we32k-att-sysv* )
 377     machine=att3b opsys=usg5-2-2
 378   ;;
 379
 380   ## AT&T 3b1 - The Mighty Unix PC!
 381   m68*-att-sysv* )
 382     machine=7300 opsys=usg5-2-2
 383   ;;
 384
 385   ## Bull dpx20
 386   rs6000-bull-bosx* )
 387     machine=ibmrs6000 opsys=aix3-2
 388   ;;
 389
 390   ## Bull dpx2
 391   m68*-bull-sysv3* )
 392     machine=dpx2 opsys=usg5-3
 393   ;;
 394
 395   ## Bull sps7
 396   m68*-bull-sysv2* )
 397     machine=sps7 opsys=usg5-2
 398   ;;
 399
 400   ## CCI 5/32, 6/32 -- see "Tahoe".
 401
 402   ## Celerity
 403   ## I don't know what configuration name to use for this; config.sub
 404   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 405   ## in touch with us!
 406   celerity-celerity-bsd* )
 407     machine=celerity opsys=bsd4-2
 408   ;;
 409
 410   ## Clipper
 411   ## What operating systems does this chip run that Emacs has been
 412   ## tested on?
 413   clipper-* )
 414     machine=clipper
 415     ## We'll use the catch-all code at the bottom to guess the
 416     ## operating system.
 417   ;;
 418
 419   ## Compaq Nonstop
 420   mips-compaq-nonstopux* )
 421     machine=nonstopux opsys=nonstopux
 422     ;;
 423
 424   ## Convex
 425   *-convex-bsd* | *-convex-convexos* )
 426     machine=convex opsys=bsd4-3
 427     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 428     NON_GNU_CPP="cc -E -P"
 429   ;;
 430
 431   ## Cubix QBx/386
 432   i[3456]86-cubix-sysv* )
 433     machine=intel386 opsys=usg5-3
 434   ;;
 435
 436   ## Cydra 5
 437   cydra*-cydrome-sysv* )
 438     machine=cydra5 opsys=usg5-3
 439   ;;
 440
 441   ## Data General AViiON Machines
 442   ## DG changed naming conventions with the release of 5.4.4.10, they
 443   ## dropped the initial 5.4 but left the intervening R.  Because of the
 444   ## R this shouldn't conflict with older versions of the OS (which I
 445   ## think were named like dgux4.*). In addition, DG new AViiONs series
 446   ## uses either Motorola M88k or Intel Pentium CPUs.
 447   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 448     machine=aviion opsys=dgux4
 449   ;;
 450   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 451     ## This name is dgux5-4-3 instead of dgux5-4r3
 452     ## to avoid a file name conflict on MSDOS.
 453     machine=aviion opsys=dgux5-4-3
 454   ;;
 455   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 456     machine=aviion opsys=dgux5-4r2
 457   ;;
 458   m88k-dg-dgux* )
 459     machine=aviion opsys=dgux
 460   ;;
 461
 462   ## Data General AViiON Intel (x86) Machines
 463   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 464   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 465   i[345]86-dg-dguxR4* )
 466     machine=aviion-intel opsys=dgux4
 467   ;;
 468
 469   ## DECstations
 470   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 471     machine=pmax opsys=bsd4-2
 472   ;;
 473   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 474     machine=pmax opsys=bsd4-3
 475   ;;
 476   mips-dec-ultrix* )
 477     machine=pmax opsys=ultrix4-3
 478   ;;
 479   mips-dec-osf* )
 480     machine=pmax opsys=osf1
 481   ;;
 482   mips-dec-mach_bsd4.3* )
 483     machine=pmax opsys=mach-bsd4-3
 484   ;;
 485
 486   ## Motorola Delta machines
 487   m68k-motorola-sysv* | m68000-motorola-sysv* )
 488     machine=delta opsys=usg5-3
 489     if test -z "`type gnucc | grep 'not found'`"
 490     then
 491       if test -s /etc/167config
 492       then CC="gnucc -m68040"
 493       else CC="gnucc -m68881"
 494       fi
 495     else
 496       if test -z "`type gcc | grep 'not found'`"
 497       then CC=gcc
 498       else CC=cc
 499       fi
 500     fi
 501   ;;
 502   m88k-motorola-sysv4* )
 503     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 504     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 505     # I hope there are not other 4.0 versions for this machine
 506     # which really need usg5-4 instead.
 507     machine=delta88k opsys=usg5-4-2
 508   ;;
 509   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 510     machine=delta88k opsys=usg5-3
 511   ;;
 512
 513   ## Dual machines
 514   m68*-dual-sysv* )
 515     machine=dual opsys=usg5-2
 516   ;;
 517   m68*-dual-uniplus* )
 518     machine=dual opsys=unipl5-2
 519   ;;
 520
 521   ## Elxsi 6400
 522   elxsi-elxsi-sysv* )
 523     machine=elxsi opsys=usg5-2
 524   ;;
 525
 526   ## Encore machines
 527   ns16k-encore-bsd* )
 528     machine=ns16000 opsys=umax
 529   ;;
 530
 531   ## The GEC 63 - apparently, this port isn't really finished yet.
 532   #  I'm sure we finished off the last of the machines, though.  -- fx
 533
 534   ## Gould Power Node and NP1
 535   pn-gould-bsd4.2* )
 536     machine=gould opsys=bsd4-2
 537   ;;
 538   pn-gould-bsd4.3* )
 539     machine=gould opsys=bsd4-3
 540   ;;
 541   np1-gould-bsd* )
 542     machine=gould-np1 opsys=bsd4-3
 543   ;;
 544
 545   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 546   ## as far as Emacs is concerned).
 547   m88k-harris-cxux* )
 548     # Build needs to be different on 7.0 and later releases
 549     case "`uname -r`" in
 550        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 551        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 552     esac
 553     NON_GNU_CPP="/lib/cpp"
 554   ;;
 555   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 556   m68k-harris-cxux* )
 557     machine=nh3000 opsys=cxux
 558   ;;
 559   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 560   powerpc-harris-powerunix )
 561     machine=nh6000 opsys=powerunix
 562     NON_GNU_CPP="cc -Xo -E -P"
 563   ;;
 564   ## SR2001/SR2201 running HI-UX/MPP
 565   hppa1.1-hitachi-hiuxmpp* )
 566     machine=sr2k opsys=hiuxmpp
 567   ;;
 568   hppa1.1-hitachi-hiuxwe2* )
 569     machine=sr2k opsys=hiuxwe2
 570   ;;
 571   ## Honeywell XPS100
 572   xps*-honeywell-sysv* )
 573     machine=xps100 opsys=usg5-2
 574   ;;
 575
 576   ## HP 9000 series 200 or 300
 577   m68*-hp-bsd* )
 578     machine=hp9000s300 opsys=bsd4-3
 579   ;;
 580   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 581   m68*-hp-hpux* )
 582     case "`uname -r`" in
 583       ## Someone's system reports A.B8.05 for this.
 584       ## I wonder what other possibilities there are.
 585       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 586       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 587       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 588       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 589       *) machine=hp9000s300 opsys=hpux ;;
 590     esac
 591   ;;
 592
 593   ## HP 9000 series 700 and 800, running HP/UX
 594   hppa*-hp-hpux7* )
 595     machine=hp800 opsys=hpux
 596   ;;
 597   hppa*-hp-hpux8* )
 598     machine=hp800 opsys=hpux8
 599   ;;
 600   hppa*-hp-hpux9shr* )
 601     machine=hp800 opsys=hpux9shr
 602   ;;
 603   hppa*-hp-hpux9* )
 604     machine=hp800 opsys=hpux9
 605   ;;
 606   hppa*-hp-hpux10.2* )
 607     machine=hp800 opsys=hpux10-20
 608   ;;
 609   hppa*-hp-hpux10* )
 610     machine=hp800 opsys=hpux10
 611   ;;
 612   hppa*-hp-hpux1[1-9]* )
 613     machine=hp800 opsys=hpux11
 614     CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS"
 615   ;;
 616
 617   hppa*-*-linux-gnu* )
 618     machine=hp800 opsys=gnu-linux
 619   ;;
 620
 621   ## HP 9000 series 700 and 800, running HP/UX
 622   hppa*-hp-hpux* )
 623     ## Cross-compilation?  Nah!
 624     case "`uname -r`" in
 625       ## Someone's system reports A.B8.05 for this.
 626       ## I wonder what other possibilities there are.
 627       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 628       *.08.* ) machine=hp800 opsys=hpux8 ;;
 629       *.09.* ) machine=hp800 opsys=hpux9 ;;
 630       *) machine=hp800 opsys=hpux10 ;;
 631     esac
 632   ;;
 633   hppa*-*-nextstep* )
 634     machine=hp800 opsys=nextstep
 635   ;;
 636
 637   ## Orion machines
 638   orion-orion-bsd* )
 639     machine=orion opsys=bsd4-2
 640   ;;
 641   clipper-orion-bsd* )
 642     machine=orion105 opsys=bsd4-2
 643   ;;
 644
 645   ## IBM machines
 646   i[3456]86-ibm-aix1.1* )
 647     machine=ibmps2-aix opsys=usg5-2-2
 648   ;;
 649   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 650     machine=ibmps2-aix opsys=usg5-3
 651   ;;
 652   i370-ibm-aix*)
 653     machine=ibm370aix opsys=usg5-3
 654   ;;
 655   s390-*-linux-gnu* )
 656     machine=ibms390 opsys=gnu-linux
 657   ;;
 658   s390x-*-linux-gnu* )
 659     machine=ibms390x opsys=gnu-linux
 660   ;;
 661   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 662     machine=ibmrs6000 opsys=aix3-1
 663   ;;
 664   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 665     machine=ibmrs6000 opsys=aix3-2-5
 666   ;;
 667   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 668     machine=ibmrs6000 opsys=aix4-1
 669   ;;
 670   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 671     machine=ibmrs6000 opsys=aix4-2
 672   ;;
 673   rs6000-ibm-aix5* | powerpc-ibm-aix5*  )
 674     machine=ibmrs6000 opsys=aix4-2
 675   ;;
 676   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 677     machine=ibmrs6000 opsys=aix4
 678   ;;
 679   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 680     machine=ibmrs6000 opsys=aix4-1
 681   ;;
 682   rs6000-ibm-aix* | powerpc-ibm-aix* )
 683     machine=ibmrs6000 opsys=aix3-2
 684   ;;
 685   romp-ibm-bsd4.3* )
 686     machine=ibmrt opsys=bsd4-3
 687   ;;
 688   romp-ibm-bsd4.2* )
 689     machine=ibmrt opsys=bsd4-2
 690   ;;
 691   romp-ibm-aos4.3* )
 692     machine=ibmrt opsys=bsd4-3
 693   ;;
 694   romp-ibm-aos4.2* )
 695     machine=ibmrt opsys=bsd4-2
 696   ;;
 697   romp-ibm-aos* )
 698     machine=ibmrt opsys=bsd4-3
 699   ;;
 700   romp-ibm-bsd* )
 701     machine=ibmrt opsys=bsd4-3
 702   ;;
 703   romp-ibm-aix* )
 704     machine=ibmrt-aix opsys=usg5-2-2
 705   ;;
 706
 707   ## Integrated Solutions `Optimum V'
 708   m68*-isi-bsd4.2* )
 709     machine=isi-ov opsys=bsd4-2
 710   ;;
 711   m68*-isi-bsd4.3* )
 712     machine=isi-ov opsys=bsd4-3
 713   ;;
 714
 715   ## Intel 386 machines where we do care about the manufacturer
 716   i[3456]86-intsys-sysv* )
 717     machine=is386 opsys=usg5-2-2
 718   ;;
 719
 720   ## Prime EXL
 721   i[3456]86-prime-sysv* )
 722     machine=i386 opsys=usg5-3
 723   ;;
 724
 725   ## Sequent Symmetry running Dynix
 726   i[3456]86-sequent-bsd* )
 727     machine=symmetry opsys=bsd4-3
 728   ;;
 729
 730   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 731   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 732     machine=sequent-ptx opsys=ptx4
 733     NON_GNU_CPP=/lib/cpp
 734   ;;
 735
 736   ## Sequent Symmetry running DYNIX/ptx
 737   ## Use the old cpp rather than the newer ANSI one.
 738   i[3456]86-sequent-ptx* )
 739     machine=sequent-ptx opsys=ptx
 740     NON_GNU_CPP="/lib/cpp"
 741   ;;
 742
 743   ## ncr machine running svr4.3.
 744   i[3456]86-ncr-sysv4.3 )
 745     machine=ncr386 opsys=usg5-4-3
 746   ;;
 747
 748   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 749   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 750   i[3456]86-ncr-sysv* )
 751     machine=ncr386 opsys=usg5-4-2
 752   ;;
 753
 754   ## Intel Paragon OSF/1
 755   i860-intel-osf1* )
 756     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 757   ;;
 758
 759   ## Intel 860
 760   i860-*-sysv4* )
 761     machine=i860 opsys=usg5-4
 762     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 763     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 764   ;;
 765
 766   ## Macintosh PowerPC
 767   powerpc*-*-linux-gnu* )
 768     machine=macppc opsys=gnu-linux
 769   ;;
 770
 771   ## Masscomp machines
 772   m68*-masscomp-rtu* )
 773     machine=masscomp opsys=rtu
 774   ;;
 775
 776   ## Megatest machines
 777   m68*-megatest-bsd* )
 778     machine=mega68 opsys=bsd4-2
 779   ;;
 780
 781   ## Workstations sold by MIPS
 782   ## This is not necessarily all workstations using the MIPS processor -
 783   ## Irises are produced by SGI, and DECstations by DEC.
 784
 785   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 786   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 787   ## it gives for choosing between the alternatives seems to be "Use
 788   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 789   ## the BSD world."  I'll assume that these are instructions for
 790   ## handling two odd situations, and that every other situation
 791   ## should use mips.h and usg5-2-2, they being listed first.
 792   mips-mips-usg* )
 793     machine=mips4
 794     ## Fall through to the general code at the bottom to decide on the OS.
 795   ;;
 796   mips-mips-riscos4* )
 797     machine=mips4 opsys=bsd4-3
 798     NON_GNU_CC="cc -systype bsd43"
 799     NON_GNU_CPP="cc -systype bsd43 -E"
 800   ;;
 801   mips-mips-riscos5* )
 802     machine=mips4 opsys=riscos5
 803     NON_GNU_CC="cc -systype bsd43"
 804     NON_GNU_CPP="cc -systype bsd43 -E"
 805   ;;
 806   mips-mips-bsd* )
 807     machine=mips opsys=bsd4-3
 808   ;;
 809   mips-mips-* )
 810     machine=mips opsys=usg5-2-2
 811   ;;
 812
 813   ## NeXT
 814   m68*-next-* | m68k-*-nextstep* )
 815     machine=m68k opsys=nextstep
 816   ;;
 817
 818   ## The complete machine from National Semiconductor
 819   ns32k-ns-genix* )
 820     machine=ns32000 opsys=usg5-2
 821   ;;
 822
 823   ## NCR machines
 824   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 825     machine=tower32 opsys=usg5-2-2
 826   ;;
 827   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 828     machine=tower32v3 opsys=usg5-3
 829   ;;
 830
 831   ## NEC EWS4800
 832   mips-nec-sysv4*)
 833   machine=ews4800 opsys=ux4800
 834   ;;
 835
 836   ## Nixdorf Targon 31
 837   m68*-nixdorf-sysv* )
 838     machine=targon31 opsys=usg5-2-2
 839   ;;
 840
 841   ## Nu (TI or LMI)
 842   m68*-nu-sysv* )
 843     machine=nu opsys=usg5-2
 844   ;;
 845
 846   ## Plexus
 847   m68*-plexus-sysv* )
 848     machine=plexus opsys=usg5-2
 849   ;;
 850
 851   ## Pyramid machines
 852   ## I don't really have any idea what sort of processor the Pyramid has,
 853   ## so I'm assuming it is its own architecture.
 854   pyramid-pyramid-bsd* )
 855     machine=pyramid opsys=bsd4-2
 856   ;;
 857
 858   ## Sequent Balance
 859   ns32k-sequent-bsd4.2* )
 860     machine=sequent opsys=bsd4-2
 861   ;;
 862   ns32k-sequent-bsd4.3* )
 863     machine=sequent opsys=bsd4-3
 864   ;;
 865
 866   ## Siemens Nixdorf
 867   mips-siemens-sysv* | mips-sni-sysv*)
 868     machine=mips-siemens opsys=usg5-4
 869     NON_GNU_CC=/usr/ccs/bin/cc
 870     NON_GNU_CPP=/usr/ccs/lib/cpp
 871   ;;
 872
 873   ## Silicon Graphics machines
 874   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 875   m68*-sgi-iris3.5* )
 876     machine=irist opsys=iris3-5
 877   ;;
 878   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 879     machine=irist opsys=iris3-6
 880   ;;
 881   ## Iris 4D
 882   mips-sgi-irix3* )
 883     machine=iris4d opsys=irix3-3
 884   ;;
 885   mips-sgi-irix4* )
 886     machine=iris4d opsys=irix4-0
 887   ;;
 888   mips-sgi-irix6.5 )
 889     machine=iris4d opsys=irix6-5
 890     # Without defining _LANGUAGE_C, things get masked out in the headers
 891     # so that, for instance, grepping for `free' in stdlib.h fails and
 892     # AC_HEADER_STD_C fails.   (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
 893     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 894     NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
 895   ;;
 896   mips-sgi-irix6* )
 897     machine=iris4d opsys=irix6-0
 898     # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
 899     # but presumably it does no harm.
 900     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 901     # -32 probably isn't necessary in later v.6s -- anyone know which?
 902     NON_GCC_TEST_OPTIONS=-32
 903   ;;
 904   mips-sgi-irix5.[01]* )
 905     machine=iris4d opsys=irix5-0
 906   ;;
 907   mips-sgi-irix5* | mips-sgi-irix* )
 908     machine=iris4d opsys=irix5-2
 909   ;;
 910
 911   ## SONY machines
 912   m68*-sony-bsd4.2* )
 913     machine=news opsys=bsd4-2
 914   ;;
 915   m68*-sony-bsd4.3* )
 916     machine=news opsys=bsd4-3
 917   ;;
 918   m68*-sony-newsos3* | m68*-sony-news3*)
 919     machine=news opsys=bsd4-3
 920   ;;
 921   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 922     machine=news-risc opsys=bsd4-3
 923   ;;
 924   mips-sony-newsos6* )
 925     machine=news-r6 opsys=newsos6
 926   ;;
 927   mips-sony-news* )
 928     machine=news-risc opsys=newsos5
 929   ;;
 930
 931   ## Stride
 932   m68*-stride-sysv* )
 933     machine=stride opsys=usg5-2
 934   ;;
 935
 936   ## Suns
 937   sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
 938     machine=sparc opsys=gnu-linux
 939   ;;
 940
 941   *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 942     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 943     | rs6000-*-solaris2*)
 944     case "${canonical}" in
 945       m68*-sunos1* )    machine=sun1 ;;
 946       m68*-sunos2* )    machine=sun2 ;;
 947       m68* )            machine=sun3 ;;
 948       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 949       i[3456]86-*-* )     machine=intel386 ;;
 950       powerpcle* )      machine=powerpcle ;;
 951       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 952       sparc* )          machine=sparc ;;
 953       * )               unported=yes ;;
 954     esac
 955     case "${canonical}" in
 956       ## The Sun386 didn't get past 4.0.
 957       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 958       *-sunos4.0*         ) opsys=sunos4-0 ;;
 959       *-sunos4.1.[3-9]*noshare )
 960                 ## This name is sunos413 instead of sunos4-1-3
 961                 ## to avoid a file name conflict on MSDOS.
 962                 opsys=sunos413
 963                 NON_GNU_CPP=/usr/lib/cpp
 964                 NON_GCC_TEST_OPTIONS=-Bstatic
 965                 GCC_TEST_OPTIONS=-static
 966                 ;;
 967       *-sunos4.1.[3-9]* | *-sunos4shr*)
 968                 opsys=sunos4shr
 969                 NON_GNU_CPP=/usr/lib/cpp
 970                 ;;
 971       *-sunos4* | *-sunos )
 972                 opsys=sunos4-1
 973                 NON_GCC_TEST_OPTIONS=-Bstatic
 974                 GCC_TEST_OPTIONS=-static
 975                 ;;
 976       *-sunos5.3* | *-solaris2.3* )
 977                 opsys=sol2-3
 978                 NON_GNU_CPP=/usr/ccs/lib/cpp
 979                 ;;
 980       *-sunos5.4* | *-solaris2.4* )
 981                 opsys=sol2-4
 982                 NON_GNU_CPP=/usr/ccs/lib/cpp
 983                 RANLIB="ar -ts"
 984                 ;;
 985       *-sunos5.5* | *-solaris2.5* )
 986                 opsys=sol2-5
 987                 NON_GNU_CPP=/usr/ccs/lib/cpp
 988                 RANLIB="ar -ts"
 989                 ;;
 990       *-sunos5.6* | *-solaris2.6* )
 991                 opsys=sol2-6
 992                 NON_GNU_CPP=/usr/ccs/lib/cpp
 993                 RANLIB="ar -ts"
 994                 ;;
 995       *-sunos5* | *-solaris* )
 996                 opsys=sol2-6
 997                 NON_GNU_CPP=/usr/ccs/lib/cpp
 998                 ;;
 999       *                   ) opsys=bsd4-2   ;;
1000     esac
1001     ## Watch out for a compiler that we know will not work.
1002     case "${canonical}" in
1003      *-solaris* | *-sunos5* )
1004                 if [ "x$CC" = x/usr/ucb/cc ]; then
1005                   ## /usr/ucb/cc doesn't work;
1006                   ## we should find some other compiler that does work.
1007                   unset CC
1008                 fi
1009                 ;;
1010       *) ;;
1011     esac
1012   ;;
1013   sparc-*-nextstep* )
1014     machine=sparc opsys=nextstep
1015   ;;
1016
1017   ## Tadpole 68k
1018   m68*-tadpole-sysv* )
1019     machine=tad68k opsys=usg5-3
1020   ;;
1021
1022   ## Tahoe machines
1023   tahoe-tahoe-bsd4.2* )
1024     machine=tahoe opsys=bsd4-2
1025   ;;
1026   tahoe-tahoe-bsd4.3* )
1027     machine=tahoe opsys=bsd4-3
1028   ;;
1029
1030   ## Tandem Integrity S2
1031   mips-tandem-sysv* )
1032     machine=tandem-s2 opsys=usg5-3
1033   ;;
1034
1035   ## Tektronix XD88
1036   m88k-tektronix-sysv3* )
1037   machine=tekxd88 opsys=usg5-3
1038   ;;
1039
1040   ## Tektronix 16000 box (6130?)
1041   ns16k-tektronix-bsd* )
1042     machine=ns16000 opsys=bsd4-2
1043   ;;
1044   ## Tektronix 4300
1045   ## src/m/tek4300.h hints that this is a m68k machine.
1046   m68*-tektronix-bsd* )
1047     machine=tek4300 opsys=bsd4-3
1048   ;;
1049
1050   ## Titan P2 or P3
1051   ## We seem to have lost the machine-description file titan.h!
1052   titan-titan-sysv* )
1053     machine=titan opsys=usg5-3
1054   ;;
1055
1056   ## Ustation E30 (SS5E)
1057   m68*-unisys-uniplus* )
1058     machine=ustation opsystem=unipl5-2
1059   ;;
1060
1061   ## Vaxen.
1062   vax-dec-* )
1063     machine=vax
1064     case "${canonical}" in
1065       *-bsd4.1* )                                       opsys=bsd4-1 ;;
1066       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
1067       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
1068       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
1069       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
1070       *-vms* )                                          opsys=vms ;;
1071       * )                                               unported=yes
1072     esac
1073   ;;
1074
1075   ## Whitechapel MG1
1076   ns16k-whitechapel-* )
1077     machine=mg1
1078     ## We don't know what sort of OS runs on these; we'll let the
1079     ## operating system guessing code below try.
1080   ;;
1081
1082   ## Wicat
1083   m68*-wicat-sysv* )
1084     machine=wicat opsys=usg5-2
1085   ;;
1086
1087   ## IA-64
1088   ia64*-*-linux* )
1089     machine=ia64 opsys=gnu-linux
1090   ;;
1091
1092   ## Intel 386 machines where we don't care about the manufacturer
1093   i[3456]86-*-* )
1094     machine=intel386
1095     case "${canonical}" in
1096       *-cygwin )                opsys=cygwin ;;
1097       *-darwin* )               opsys=darwin
1098                                 CPP="${CC-cc} -E -no-cpp-precomp"
1099                                 ;;
1100       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1101       *-isc2.2* )               opsys=isc2-2 ;;
1102       *-isc4.0* )               opsys=isc4-0 ;;
1103       *-isc4.* )                opsys=isc4-1
1104                                 GCC_TEST_OPTIONS=-posix
1105                                 NON_GCC_TEST_OPTIONS=-Xp
1106                                 ;;
1107       *-isc* )                  opsys=isc3-0 ;;
1108       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1109       *-esix* )                 opsys=esix ;;
1110       *-xenix* )                opsys=xenix ;;
1111       *-linux-gnu* )            opsys=gnu-linux ;;
1112       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1113       *-sco3.2v5* )             opsys=sco5
1114                                 NON_GNU_CPP=/lib/cpp
1115                                 # Prevent -belf from being passed to $CPP.
1116                                 # /lib/cpp does not accept it.
1117                                 OVERRIDE_CPPFLAGS=" "
1118                                 ;;
1119       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1120       *-sysv5uw* )              opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1121       *-sysv5OpenUNIX* )        opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1122       *-386bsd* )               opsys=386bsd ;;
1123       *-nextstep* )             opsys=nextstep ;;
1124       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1125     esac
1126   ;;
1127
1128   ## m68k Linux-based GNU system
1129   m68k-*-linux-gnu* )
1130     machine=m68k opsys=gnu-linux
1131   ;;
1132
1133   ## Mips Linux-based GNU system
1134   mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1135     machine=mips opsys=gnu-linux
1136   ;;
1137
1138   ## UXP/DS
1139   sparc-fujitsu-sysv4* )
1140     machine=sparc opsys=uxpds
1141     NON_GNU_CPP=/usr/ccs/lib/cpp
1142     RANLIB="ar -ts"
1143   ;;
1144
1145   ## UXP/V
1146   f301-fujitsu-uxpv4.1)
1147     machine=f301 opsys=uxpv
1148   ;;
1149
1150   ## Darwin / Mac OS X
1151   powerpc-apple-darwin* )
1152     machine=powermac opsys=darwin
1153     # Define CPP as follows to make autoconf work correctly.
1154     CPP="${CC-cc} -E -no-cpp-precomp"
1155     # Use fink packages if available.
1156     if test -d /sw/include && test -d /sw/lib; then
1157         GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib"
1158         CPP="${CPP} ${GCC_TEST_OPTIONS}"
1159         NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS}
1160     fi
1161   ;;
1162
1163   ## AMD x86-64 Linux-based GNU system
1164   x86_64-*-linux-gnu* )
1165     machine=amdx86-64 opsys=gnu-linux
1166   ;;
1167
1168   * )
1169     unported=yes
1170   ;;
1171 esac
1172
1173 ### If the code above didn't choose an operating system, just choose
1174 ### an operating system based on the configuration name.  You really
1175 ### only want to use this when you have no idea what the right
1176 ### operating system is; if you know what operating systems a machine
1177 ### runs, it's cleaner to make it explicit in the case statement
1178 ### above.
1179 if test x"${opsys}" = x; then
1180   case "${canonical}" in
1181     *-gnu* )                            opsys=gnu ;;
1182     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1183     *-bsd4.2 )                          opsys=bsd4-2 ;;
1184     *-bsd4.3 )                          opsys=bsd4-3 ;;
1185     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1186     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1187     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1188     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1189     *-sysv4.2uw* )                      opsys=unixware ;;
1190     *-sysv5uw* )                        opsys=unixware ;;
1191     *-sysv5OpenUNIX* )                  opsys=unixware ;;
1192     *-sysv4.1* | *-sysvr4.1* )
1193         NON_GNU_CPP=/usr/lib/cpp
1194         opsys=usg5-4 ;;
1195     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1196         if [ x$NON_GNU_CPP = x ]; then
1197           if [ -f /usr/ccs/lib/cpp ]; then
1198             NON_GNU_CPP=/usr/ccs/lib/cpp
1199           else
1200             NON_GNU_CPP=/lib/cpp
1201           fi
1202         fi
1203         opsys=usg5-4-2 ;;
1204     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1205     * )
1206       unported=yes
1207     ;;
1208   esac
1209 fi
1210
1211 ]
1212 dnl quotation ends
1213
1214 if test $unported = yes; then
1215   AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1216 Check `etc/MACHINES' for recognized configuration names.])
1217 fi
1218
1219 machfile="m/${machine}.h"
1220 opsysfile="s/${opsys}.h"
1221
1222
1223 #### Choose a compiler.
1224 test -n "$CC" && cc_specified=yes
1225
1226 # Save the value of CFLAGS that the user specified.
1227 SPECIFIED_CFLAGS="$CFLAGS"
1228
1229 case ${with_gcc} in
1230   "yes" ) CC="gcc" GCC=yes ;;
1231   "no"  ) : ${CC=cc} ;;
1232   * )
1233 esac
1234 AC_PROG_CC
1235
1236 # On Suns, sometimes $CPP names a directory.
1237 if test -n "$CPP" && test -d "$CPP"; then
1238   CPP=
1239 fi
1240
1241 #### Some systems specify a CPP to use unless we are using GCC.
1242 #### Now that we know whether we are using GCC, we can decide whether
1243 #### to use that one.
1244 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1245 then
1246   CPP="$NON_GNU_CPP"
1247 fi
1248
1249 #### Some systems specify a CC to use unless we are using GCC.
1250 #### Now that we know whether we are using GCC, we can decide whether
1251 #### to use that one.
1252 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1253   test x$cc_specified != xyes
1254 then
1255   CC="$NON_GNU_CC"
1256 fi
1257
1258 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1259 then
1260   CC="$CC $GCC_TEST_OPTIONS"
1261 fi
1262
1263 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1264 then
1265   CC="$CC $NON_GCC_TEST_OPTIONS"
1266 fi
1267
1268 dnl checks for Unix variants
1269 AC_AIX
1270 AC_GNU_SOURCE
1271
1272 ### Use -Wno-pointer-sign if the compiler supports it
1273 AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign])
1274 SAVE_CFLAGS="$CFLAGS"
1275 CFLAGS="$CFLAGS -Wno-pointer-sign"
1276 AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
1277 if test $has_option = yes; then
1278    C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH"
1279 fi
1280 AC_MSG_RESULT($has_option)
1281 CFLAGS="$SAVE_CFLAGS"
1282 unset has_option
1283 unset SAVE_CFLAGS
1284
1285 #### Some other nice autoconf tests.
1286
1287 dnl checks for programs
1288 AC_PROG_LN_S
1289 AC_PROG_CPP
1290 AC_PROG_INSTALL
1291 if test "x$RANLIB" = x; then
1292   AC_PROG_RANLIB
1293 fi
1294 AC_PATH_PROG(INSTALL_INFO, install-info)
1295 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1296 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1297 dnl Don't use GZIP, which is used by gzip for additional parameters.
1298 AC_PATH_PROG(GZIP_PROG, gzip)
1299
1300 dnl Add our options to ac_link now, after it is set up.
1301
1302 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1303 then
1304   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1305 fi
1306
1307 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1308 then
1309   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1310 fi
1311
1312 dnl We need -znocombreloc if we're using a relatively recent GNU ld.
1313 dnl If we can link with the flag, it shouldn't do any harm anyhow.
1314 dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.)
1315 dnl Treat GCC specially since it just gives a non-fatal `unrecognized option'
1316 dnl if not built to support GNU ld.
1317
1318 late_LDFLAGS=$LDFLAGS
1319 if test "$GCC" = yes; then
1320   LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
1321 else
1322   LDFLAGS="$LDFLAGS -znocombreloc"
1323 fi
1324
1325 AC_MSG_CHECKING([for -znocombreloc])
1326 AC_LINK_IFELSE([main(){return 0;}],
1327   [AC_MSG_RESULT(yes)],
1328   LDFLAGS=$late_LDFLAGS
1329   [AC_MSG_RESULT(no)])
1330
1331 #### Extract some information from the operating system and machine files.
1332
1333 AC_CHECKING([the machine- and system-dependent files to find out
1334  - which libraries the lib-src programs will want, and
1335  - whether the GNU malloc routines are usable])
1336
1337 ### First figure out CFLAGS (which we use for running the compiler here)
1338 ### and REAL_CFLAGS (which we use for real compilation).
1339 ### The two are the same except on a few systems, where they are made
1340 ### different to work around various lossages.  For example,
1341 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1342 ### as implying static linking.
1343
1344 ### If the CFLAGS env var is specified, we use that value
1345 ### instead of the default.
1346
1347 ### It's not important that this name contain the PID; you can't run
1348 ### two configures in the same directory and have anything work
1349 ### anyway.
1350 tempcname="conftest.c"
1351
1352 echo '
1353 #include "'${srcdir}'/src/'${opsysfile}'"
1354 #include "'${srcdir}'/src/'${machfile}'"
1355 #ifndef LIBS_MACHINE
1356 #define LIBS_MACHINE
1357 #endif
1358 #ifndef LIBS_SYSTEM
1359 #define LIBS_SYSTEM
1360 #endif
1361 #ifndef C_SWITCH_SYSTEM
1362 #define C_SWITCH_SYSTEM
1363 #endif
1364 #ifndef C_SWITCH_MACHINE
1365 #define C_SWITCH_MACHINE
1366 #endif
1367 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1368 configure___ c_switch_system=C_SWITCH_SYSTEM
1369 configure___ c_switch_machine=C_SWITCH_MACHINE
1370
1371 #ifndef LIB_X11_LIB
1372 #define LIB_X11_LIB -lX11
1373 #endif
1374
1375 #ifndef LIBX11_MACHINE
1376 #define LIBX11_MACHINE
1377 #endif
1378
1379 #ifndef LIBX11_SYSTEM
1380 #define LIBX11_SYSTEM
1381 #endif
1382 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1383
1384 #ifdef UNEXEC
1385 configure___ unexec=UNEXEC
1386 #else
1387 configure___ unexec=unexec.o
1388 #endif
1389
1390 #ifdef SYSTEM_MALLOC
1391 configure___ system_malloc=yes
1392 #else
1393 configure___ system_malloc=no
1394 #endif
1395
1396 #ifdef USE_MMAP_FOR_BUFFERS
1397 configure___ use_mmap_for_buffers=yes
1398 #else
1399 configure___ use_mmap_for_buffers=no
1400 #endif
1401
1402 #ifndef C_DEBUG_SWITCH
1403 #define C_DEBUG_SWITCH -g
1404 #endif
1405
1406 #ifndef C_OPTIMIZE_SWITCH
1407 #ifdef __GNUC__
1408 #define C_OPTIMIZE_SWITCH -O2
1409 #else
1410 #define C_OPTIMIZE_SWITCH -O
1411 #endif
1412 #endif
1413
1414 #ifndef C_WARNINGS_SWITCH
1415 #define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH}
1416 #endif
1417
1418 #ifndef LD_SWITCH_MACHINE
1419 #define LD_SWITCH_MACHINE
1420 #endif
1421
1422 #ifndef LD_SWITCH_SYSTEM
1423 #define LD_SWITCH_SYSTEM
1424 #endif
1425
1426 #ifndef LD_SWITCH_X_SITE_AUX
1427 #define LD_SWITCH_X_SITE_AUX
1428 #endif
1429
1430 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1431 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1432
1433 #ifdef THIS_IS_CONFIGURE
1434
1435 /* Get the CFLAGS for tests in configure.  */
1436 #ifdef __GNUC__
1437 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1438 #else
1439 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1440 #endif
1441
1442 #else /* not THIS_IS_CONFIGURE */
1443
1444 /* Get the CFLAGS for real compilation.  */
1445 #ifdef __GNUC__
1446 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH '${SPECIFIED_CFLAGS}'
1447 #else
1448 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1449 #endif
1450
1451 #endif /* not THIS_IS_CONFIGURE */
1452 ' > ${tempcname}
1453
1454 # The value of CPP is a quoted variable reference, so we need to do this
1455 # to get its actual value...
1456 CPP=`eval "echo $CPP"`
1457 [eval `${CPP} -Isrc ${tempcname} \
1458        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1459 if test "x$SPECIFIED_CFLAGS" = x; then
1460   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1461          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1462 else
1463   REAL_CFLAGS="$CFLAGS"
1464 fi]
1465 rm ${tempcname}
1466
1467 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1468
1469 ### Make sure subsequent tests use flags consistent with the build flags.
1470
1471 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1472   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1473 else
1474   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1475 fi
1476
1477 dnl For AC_FUNC_GETLOADAVG, at least:
1478 AC_CONFIG_LIBOBJ_DIR(src)
1479
1480 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1481 AC_SYS_LARGEFILE
1482
1483 if test "${with_sound}" != "no"; then
1484   # Sound support for GNU/Linux and the free BSDs.
1485   AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1486   # Emulation library used on NetBSD.
1487   AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1488   AC_SUBST(LIBSOUND)
1489 fi
1490
1491 dnl checks for header files
1492 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1493   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1494   termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1495   sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \
1496   sys/utsname.h pwd.h)
1497
1498 AC_MSG_CHECKING(if personality LINUX32 can be set)
1499 AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
1500                emacs_cv_personality_linux32=yes,
1501                emacs_cv_personality_linux32=no)
1502 AC_MSG_RESULT($emacs_cv_personality_linux32)
1503
1504 if test $emacs_cv_personality_linux32 = yes; then
1505   AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
1506             [Define to 1 if personality LINUX32 can be set.])
1507 fi
1508
1509 dnl On Solaris 8 there's a compilation warning for term.h because
1510 dnl it doesn't define `bool'.
1511 AC_CHECK_HEADERS(term.h, , , -)
1512 AC_HEADER_STDC
1513 AC_HEADER_TIME
1514 AC_CHECK_DECLS([sys_siglist])
1515 if test $ac_cv_have_decl_sys_siglist != yes; then
1516   # For Tru64, at least:
1517   AC_CHECK_DECLS([__sys_siglist])
1518   if test $ac_cv_have_decl___sys_siglist = yes; then
1519     AC_DEFINE(sys_siglist, __sys_siglist,
1520               [Define to any substitute for sys_siglist.])
1521   fi
1522 fi
1523 AC_HEADER_SYS_WAIT
1524
1525 dnl Some systems have utime.h but don't declare the struct anyplace.
1526 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1527 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1528 #include <sys/time.h>
1529 #include <time.h>
1530 #else
1531 #ifdef HAVE_SYS_TIME_H
1532 #include <sys/time.h>
1533 #else
1534 #include <time.h>
1535 #endif
1536 #endif
1537 #ifdef HAVE_UTIME_H
1538 #include <utime.h>
1539 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1540   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1541 if test $emacs_cv_struct_utimbuf = yes; then
1542   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1543 fi
1544
1545 dnl checks for typedefs
1546 AC_TYPE_SIGNAL
1547
1548 dnl Check for speed_t typedef.
1549 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1550   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1551     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1552 if test $emacs_cv_speed_t = yes; then
1553   AC_DEFINE(HAVE_SPEED_T, 1,
1554            [Define to 1 if `speed_t' is declared by <termios.h>.])
1555 fi
1556
1557 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1558 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1559 #include <sys/time.h>
1560 #include <time.h>
1561 #else
1562 #ifdef HAVE_SYS_TIME_H
1563 #include <sys/time.h>
1564 #else
1565 #include <time.h>
1566 #endif
1567 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1568   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1569 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1570 if test $emacs_cv_struct_timeval = yes; then
1571   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1572 fi
1573
1574 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1575 AC_TRY_COMPILE([#include <math.h>],
1576 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1577   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1578 HAVE_EXCEPTION=$emacs_cv_struct_exception
1579 if test $emacs_cv_struct_exception != yes; then
1580   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1581 fi
1582
1583 AC_CHECK_HEADERS(sys/socket.h)
1584 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1585 #if HAVE_SYS_SOCKET_H
1586 #include <sys/socket.h>
1587 #endif])
1588
1589 dnl checks for structure members
1590 AC_STRUCT_TM
1591 AC_STRUCT_TIMEZONE
1592 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1593                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1594                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1595                 [#include <time.h>])
1596 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1597                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1598                   struct ifreq.ifr_addr], , ,
1599                  [AC_INCLUDES_DEFAULT
1600 #if HAVE_SYS_SOCKET_H
1601 #include <sys/socket.h>
1602 #endif
1603 #if HAVE_NET_IF_H
1604 #include <net/if.h>
1605 #endif])
1606
1607 dnl checks for compiler characteristics
1608
1609 dnl Testing __STDC__ to determine prototype support isn't good enough.
1610 dnl DEC C, for instance, doesn't define it with default options, and
1611 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1612 dnl and void *.
1613 AC_C_PROTOTYPES
1614 AC_C_VOLATILE
1615 AC_C_CONST
1616 dnl This isn't useful because we can't turn on use of `inline' unless
1617 dnl the compiler groks `extern inline'.
1618 dnl AC_C_INLINE
1619 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1620   [AC_TRY_COMPILE(, [void * foo;],
1621                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1622 if test $emacs_cv_void_star = yes; then
1623   AC_DEFINE(POINTER_TYPE, void)
1624 else
1625   AC_DEFINE(POINTER_TYPE, char)
1626 fi
1627 AH_TEMPLATE(POINTER_TYPE,
1628             [Define as `void' if your compiler accepts `void *'; otherwise
1629              define as `char'.])dnl
1630
1631
1632
1633 dnl This could be used for targets which can have both byte sexes.
1634 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1635 dnl AC_C_BIGENDIAN
1636
1637 dnl check for Make feature
1638 AC_PROG_MAKE_SET
1639
1640 dnl checks for operating system services
1641 AC_SYS_LONG_FILE_NAMES
1642
1643 #### Choose a window system.
1644
1645 AC_PATH_X
1646 if test "$no_x" = yes; then
1647   window_system=none
1648 else
1649   window_system=x11
1650 fi
1651
1652 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1653   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1654   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1655   x_default_search_path=""
1656   for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1657     x_search_path="\
1658 ${x_library}/X11/%L/%T/%N%C%S:\
1659 ${x_library}/X11/%l/%T/%N%C%S:\
1660 ${x_library}/X11/%T/%N%C%S:\
1661 ${x_library}/X11/%L/%T/%N%S:\
1662 ${x_library}/X11/%l/%T/%N%S:\
1663 ${x_library}/X11/%T/%N%S"
1664     if test x"${x_default_search_path}" = x; then
1665       x_default_search_path=${x_search_path}
1666     else
1667       x_default_search_path="${x_search_path}:${x_default_search_path}"
1668     fi
1669   done
1670 fi
1671 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1672   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1673 fi
1674
1675 if test x"${x_includes}" = x; then
1676   bitmapdir=/usr/include/X11/bitmaps
1677 else
1678   # accumulate include directories that have X11 bitmap subdirectories
1679   bmd_acc="dummyval"
1680   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1681     if test -d "${bmd}/X11/bitmaps"; then
1682       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1683     fi
1684     if test -d "${bmd}/bitmaps"; then
1685       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1686     fi
1687   done
1688   if test ${bmd_acc} != "dummyval"; then
1689     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1690   fi
1691 fi
1692
1693 HAVE_CARBON=no
1694 if test "${with_carbon}" != no; then
1695   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
1696 fi
1697 if test "${window_system}" = x11 && test "${HAVE_CARBON}" = yes; then
1698   if test "${with_carbon+set}" != set \
1699      && test "${carbon_appdir_x+set}" != set; then
1700     HAVE_CARBON=no
1701   fi
1702 fi
1703 if test "${HAVE_CARBON}" = yes; then
1704   window_system=mac
1705 fi
1706
1707 case "${window_system}" in
1708   x11 )
1709     HAVE_X_WINDOWS=yes
1710     HAVE_X11=yes
1711     case "${with_x_toolkit}" in
1712       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1713       motif ) USE_X_TOOLKIT=MOTIF ;;
1714 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1715       gtk ) with_gtk=yes
1716 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1717 dnl USE_X_TOOLKIT is set.
1718             USE_X_TOOLKIT=none ;;
1719       no ) USE_X_TOOLKIT=none ;;
1720 dnl If user did not say whether to use a toolkit,
1721 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1722       * ) USE_X_TOOLKIT=maybe ;;
1723     esac
1724   ;;
1725   mac | none )
1726     HAVE_X_WINDOWS=no
1727     HAVE_X11=no
1728     USE_X_TOOLKIT=none
1729   ;;
1730 esac
1731
1732 ### If we're using X11, we should use the X menu package.
1733 HAVE_MENUS=no
1734 case ${HAVE_X11} in
1735   yes ) HAVE_MENUS=yes ;;
1736 esac
1737
1738 if test "${opsys}" = "hpux9"; then
1739   case "${x_libraries}" in
1740     *X11R4* )
1741       opsysfile="s/hpux9-x11r4.h"
1742       ;;
1743   esac
1744 fi
1745
1746 if test "${opsys}" = "hpux9shr"; then
1747   case "${x_libraries}" in
1748     *X11R4* )
1749       opsysfile="s/hpux9shxr4.h"
1750       ;;
1751   esac
1752 fi
1753
1754 ### Compute the unexec source name from the object name.
1755 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1756
1757 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1758 # Assume not, until told otherwise.
1759 GNU_MALLOC=yes
1760 doug_lea_malloc=yes
1761 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1762 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1763 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1764                emacs_cv_var___after_morecore_hook,
1765 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1766   emacs_cv_var___after_morecore_hook=yes,
1767   emacs_cv_var___after_morecore_hook=no)])
1768 if test $emacs_cv_var___after_morecore_hook = no; then
1769   doug_lea_malloc=no
1770 fi
1771 if test "${system_malloc}" = "yes"; then
1772   GNU_MALLOC=no
1773   GNU_MALLOC_reason="
1774     (The GNU allocators don't work with this system configuration.)"
1775 fi
1776 if test "$doug_lea_malloc" = "yes" ; then
1777   if test "$GNU_MALLOC" = yes ; then
1778     GNU_MALLOC_reason="
1779       (Using Doug Lea's new malloc from the GNU C Library.)"
1780   fi
1781   AC_DEFINE(DOUG_LEA_MALLOC, 1,
1782             [Define to 1 if you are using the GNU C Library.])
1783 fi
1784
1785 if test x"${REL_ALLOC}" = x; then
1786   REL_ALLOC=${GNU_MALLOC}
1787 fi
1788
1789 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1790 dnl the system configuration file (s/*.h) to turn the use of mmap
1791 dnl in the relocating allocator on.
1792
1793 AC_FUNC_MMAP
1794 if test $use_mmap_for_buffers = yes; then
1795   REL_ALLOC=no
1796 fi
1797
1798 LIBS="$libsrc_libs $LIBS"
1799
1800 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1801 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1802 AC_CHECK_LIB(dnet, dnet_ntoa)
1803 dnl This causes -lresolv to get used in subsequent tests,
1804 dnl which causes failures on some systems such as HPUX 9.
1805 dnl AC_CHECK_LIB(resolv, gethostbyname)
1806
1807 dnl FIXME replace main with a function we actually want from this library.
1808 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1809
1810 AC_CHECK_LIB(pthreads, cma_open)
1811
1812 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1813 if test -d /usr/X386/include; then
1814   HAVE_XFREE386=yes
1815   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1816 else
1817   HAVE_XFREE386=no
1818 fi
1819 AC_MSG_RESULT($HAVE_XFREE386)
1820
1821 dnl Check for need for bigtoc support on IBM AIX
1822
1823 case ${host_os} in
1824 aix*)
1825   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1826     case $GCC in
1827     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1828     *) gdb_cv_bigtoc=-bbigtoc ;;
1829     esac
1830
1831     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1832     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1833   ])
1834   ;;
1835 esac
1836
1837 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
1838 # used for the tests that follow.  We set them back to REAL_CFLAGS and
1839 # REAL_CPPFLAGS later on.
1840
1841 REAL_CPPFLAGS="$CPPFLAGS"
1842
1843 if test "${HAVE_X11}" = "yes"; then
1844   DEFS="$C_SWITCH_X_SITE $DEFS"
1845   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1846   LIBS="$LIBX $LIBS"
1847   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1848   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1849
1850   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1851   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1852   # but it's more convenient here to set LD_RUN_PATH
1853   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1854   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1855     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1856     export LD_RUN_PATH
1857   fi
1858
1859   if test "${opsys}" = "gnu-linux"; then
1860     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1861     AC_TRY_LINK([],
1862      [XOpenDisplay ("foo");],
1863      [xlinux_first_failure=no],
1864      [xlinux_first_failure=yes])
1865     if test "${xlinux_first_failure}" = "yes"; then
1866       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1867       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1868       OLD_CPPFLAGS="$CPPFLAGS"
1869       OLD_LIBS="$LIBS"
1870       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1871       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1872       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1873       LIBS="$LIBS -b i486-linuxaout"
1874       AC_TRY_LINK([],
1875        [XOpenDisplay ("foo");],
1876        [xlinux_second_failure=no],
1877        [xlinux_second_failure=yes])
1878       if test "${xlinux_second_failure}" = "yes"; then
1879         # If we get the same failure with -b, there is no use adding -b.
1880         # So take it out.  This plays safe.
1881         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1882         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1883         CPPFLAGS="$OLD_CPPFLAGS"
1884         LIBS="$OLD_LIBS"
1885         AC_MSG_RESULT(no)
1886       else
1887         AC_MSG_RESULT(yes)
1888       fi
1889     else
1890       AC_MSG_RESULT(no)
1891     fi
1892   fi
1893
1894   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
1895   # header files included from there.
1896   AC_MSG_CHECKING(for Xkb)
1897   AC_TRY_LINK([#include <X11/Xlib.h>
1898 #include <X11/XKBlib.h>],
1899         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
1900         emacs_xkb=yes, emacs_xkb=no)
1901   AC_MSG_RESULT($emacs_xkb)
1902   if test $emacs_xkb = yes; then
1903     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
1904   fi
1905
1906   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1907 XScreenNumberOfScreen XSetWMProtocols)
1908 fi
1909
1910 if test "${window_system}" = "x11"; then
1911   AC_MSG_CHECKING(X11 version 6)
1912   AC_CACHE_VAL(emacs_cv_x11_version_6,
1913   [AC_TRY_LINK([#include <X11/Xlib.h>],
1914 [#if XlibSpecificationRelease < 6
1915 fail;
1916 #endif
1917 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
1918   if test $emacs_cv_x11_version_6 = yes; then
1919     AC_MSG_RESULT(6 or newer)
1920     AC_DEFINE(HAVE_X11R6, 1,
1921               [Define to 1 if you have the X11R6 or newer version of Xlib.])
1922   else
1923     AC_MSG_RESULT(before 6)
1924   fi
1925 fi
1926
1927 if test "${window_system}" = "x11"; then
1928   AC_MSG_CHECKING(X11 version 5)
1929   AC_CACHE_VAL(emacs_cv_x11_version_5,
1930   [AC_TRY_LINK([#include <X11/Xlib.h>],
1931 [#if XlibSpecificationRelease < 5
1932 fail;
1933 #endif
1934 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
1935   if test $emacs_cv_x11_version_5 = yes; then
1936     AC_MSG_RESULT(5 or newer)
1937     HAVE_X11R5=yes
1938     AC_DEFINE(HAVE_X11R5, 1,
1939               [Define to 1 if you have the X11R5 or newer version of Xlib.])
1940   else
1941     HAVE_X11R5=no
1942     AC_MSG_RESULT(before 5)
1943   fi
1944 fi
1945
1946 dnl This function defintion taken from Gnome 2.0
1947 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1948 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1949 dnl also defines GSTUFF_PKG_ERRORS on error
1950 AC_DEFUN([PKG_CHECK_MODULES], [
1951   succeeded=no
1952
1953   if test -z "$PKG_CONFIG"; then
1954     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1955   fi
1956
1957   if test "$PKG_CONFIG" = "no" ; then
1958      echo "*** The pkg-config script could not be found. Make sure it is"
1959      echo "*** in your path, or give the full path to pkg-config with"
1960      echo "*** the PKG_CONFIG environment variable or --with-pkg-config-prog."
1961      echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
1962   else
1963      PKG_CONFIG_MIN_VERSION=0.9.0
1964      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1965         AC_MSG_CHECKING(for $2)
1966
1967         if $PKG_CONFIG --exists "$2" ; then
1968             AC_MSG_RESULT(yes)
1969             succeeded=yes
1970
1971             AC_MSG_CHECKING($1_CFLAGS)
1972             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
1973             AC_MSG_RESULT($$1_CFLAGS)
1974
1975             AC_MSG_CHECKING($1_LIBS)
1976             $1_LIBS=`$PKG_CONFIG --libs "$2"`
1977             AC_MSG_RESULT($$1_LIBS)
1978         else
1979             $1_CFLAGS=""
1980             $1_LIBS=""
1981             ## If we have a custom action on failure, don't print errors, but
1982             ## do set a variable so people can do so.
1983             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1984             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1985         fi
1986
1987         AC_SUBST($1_CFLAGS)
1988         AC_SUBST($1_LIBS)
1989      else
1990         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1991         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1992      fi
1993   fi
1994
1995   if test $succeeded = yes; then
1996      ifelse([$3], , :, [$3])
1997   else
1998      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.])], [$4])
1999   fi
2000 ])
2001
2002 HAVE_GTK=no
2003 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk"; then
2004   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
2005     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
2006   fi
2007   GLIB_REQUIRED=2.4
2008   GTK_REQUIRED=2.4
2009   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
2010
2011   dnl Check if --with-pkg-config-prog has been given.
2012   if test "X${with_pkg_config_prog}" != X; then
2013     PKG_CONFIG="${with_pkg_config_prog}"
2014   fi
2015   dnl Checks for libraries.
2016   PKG_CHECK_MODULES(GTK, $GTK_MODULES)
2017   AC_SUBST(GTK_CFLAGS)
2018   AC_SUBST(GTK_LIBS)
2019   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
2020   CFLAGS="$CFLAGS $GTK_CFLAGS"
2021   LIBS="$GTK_LIBS $LIBS"
2022   HAVE_GTK=yes
2023   AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
2024   USE_X_TOOLKIT=none
2025
2026   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
2027   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
2028   if test "$with_toolkit_scroll_bars" != no; then
2029     with_toolkit_scroll_bars=yes
2030   fi
2031
2032   dnl  Check if we can use multiple displays with this GTK version.
2033   dnl  If gdk_display_open exists, assume all others are there also.
2034   HAVE_GTK_MULTIDISPLAY=no
2035   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
2036   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
2037     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
2038               [Define to 1 if GTK can handle more than one display.])
2039   fi
2040   dnl  Check if we have the old file selection dialog.
2041   dnl  If gdk_display_open exists, assume all others are there also.
2042   HAVE_GTK_FILE_SELECTION=no
2043   AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
2044
2045   dnl  Check if we have the new file chooser dialog
2046   dnl  If gdk_display_open exists, assume all others are there also.
2047   HAVE_GTK_FILE_CHOOSER=no
2048   AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
2049
2050   if test "$HAVE_GTK_FILE_SELECTION" = yes \
2051      && test "$HAVE_GTK_FILE_CHOOSER" = yes;  then
2052     AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
2053               [Define to 1 if GTK has both file selection and chooser dialog.])
2054   fi
2055
2056   dnl Check if pthreads are available.  Emacs only needs this when using
2057   dnl gtk_file_chooser under Gnome.
2058   if test "$HAVE_GTK_FILE_CHOOSER" = yes; then
2059     HAVE_GTK_AND_PTHREAD=no
2060     AC_CHECK_HEADERS(pthread.h)
2061     if test "$ac_cv_header_pthread_h"; then
2062       AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
2063     fi
2064     if test "$HAVE_GTK_AND_PTHREAD" = yes; then
2065       GTK_LIBS="$GTK_LIBS -lpthread"
2066       AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
2067                [Define to 1 if you have GTK and pthread (-lpthread).])
2068     fi
2069   fi
2070 fi
2071
2072 dnl Do not put whitespace before the #include statements below.
2073 dnl Older compilers (eg sunos4 cc) choke on it.
2074 if test x"${USE_X_TOOLKIT}" = xmaybe; then
2075   if test x"${HAVE_X11R5}" = xyes; then
2076     AC_MSG_CHECKING(X11 version 5 with Xaw)
2077     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
2078     [AC_TRY_LINK([
2079 #include <X11/Intrinsic.h>
2080 #include <X11/Xaw/Simple.h>],
2081       [],
2082       emacs_cv_x11_version_5_with_xaw=yes,
2083       emacs_cv_x11_version_5_with_xaw=no)])
2084     if test $emacs_cv_x11_version_5_with_xaw = yes; then
2085       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
2086       USE_X_TOOLKIT=LUCID
2087     else
2088       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
2089       USE_X_TOOLKIT=none
2090     fi
2091   else
2092     USE_X_TOOLKIT=none
2093   fi
2094 fi
2095
2096 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2097
2098 if test "${USE_X_TOOLKIT}" != "none"; then
2099   AC_MSG_CHECKING(X11 toolkit version)
2100   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2101   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2102 [#if XtSpecificationRelease < 6
2103 fail;
2104 #endif
2105 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2106   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2107   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2108     AC_MSG_RESULT(6 or newer)
2109     AC_DEFINE(HAVE_X11XTR6, 1,
2110               [Define to 1 if you have the X11R6 or newer version of Xt.])
2111   else
2112     AC_MSG_RESULT(before 6)
2113   fi
2114
2115 dnl If using toolkit, check whether libXmu.a exists.
2116 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2117   OLDLIBS="$LIBS"
2118   if test x$HAVE_X11XTR6 = xyes; then
2119     LIBS="-lXt -lSM -lICE $LIBS"
2120   else
2121     LIBS="-lXt $LIBS"
2122   fi
2123   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2124   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2125 fi
2126
2127 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2128 if test "${HAVE_X11}" = "yes"; then
2129   if test "${USE_X_TOOLKIT}" != "none"; then
2130     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2131   fi
2132 fi
2133
2134 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2135   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2136   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2137     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2138 int x = 5;
2139 #else
2140 Motif version prior to 2.1.
2141 #endif],
2142     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2143   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2144   if test $emacs_cv_motif_version_2_1 = yes; then
2145     HAVE_LIBXP=no
2146     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2147               [Define to 1 if you have Motif 2.1 or newer.])
2148     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2149     if test ${HAVE_LIBXP} = yes; then
2150       AC_DEFINE(HAVE_LIBXP, 1,
2151                 [Define to 1 if you have the Xp library (-lXp).])
2152     fi
2153   else
2154     AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2155     # We put this in CFLAGS temporarily to precede other -I options
2156     # that might be in CFLAGS temporarily.
2157     # We put this in CPPFLAGS where it precedes the other -I options.
2158     OLD_CPPFLAGS=$CPPFLAGS
2159     OLD_CFLAGS=$CFLAGS
2160     CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2161     CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2162     [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2163       [int x = 5;],
2164       emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2165     if test $emacs_cv_lesstif = yes; then
2166       # Make sure this -I option remains in CPPFLAGS after it is set
2167       # back to REAL_CPPFLAGS.
2168       # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2169       # have those other -I options anyway.  Ultimately, having this
2170       # directory ultimately in CPPFLAGS will be enough.
2171       REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2172       LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2173     else
2174       CFLAGS=$OLD_CFLAGS
2175       CPPFLAGS=$OLD_CPPFLAGS
2176     fi
2177   fi
2178 fi
2179
2180 ### Is -lXaw3d available?
2181 HAVE_XAW3D=no
2182 if test "${HAVE_X11}" = "yes"; then
2183   if test "${USE_X_TOOLKIT}" != "none" && test "${with_toolkit_scroll_bars}" != "no"; then
2184     dnl Fixme: determine what Scrollbar.h needs to avoid compilation
2185     dnl errors from the test without the `-'.
2186     AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
2187         [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes)], , -)
2188     if test "${HAVE_XAW3D}" = "yes"; then
2189         AC_DEFINE(HAVE_XAW3D, 1,
2190                   [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2191     fi
2192   fi
2193 fi
2194
2195 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2196 dnl using Motif or Xaw3d is available, and unless
2197 dnl --with-toolkit-scroll-bars=no was specified.
2198
2199 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2200             [Define to 1 if we should use toolkit scroll bars.])dnl
2201 USE_TOOLKIT_SCROLL_BARS=no
2202 if test "${with_toolkit_scroll_bars}" != "no"; then
2203   if test "${USE_X_TOOLKIT}" != "none"; then
2204     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2205       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2206       HAVE_XAW3D=no
2207       USE_TOOLKIT_SCROLL_BARS=yes
2208     elif test "${HAVE_XAW3D}" = "yes"; then
2209       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2210       USE_TOOLKIT_SCROLL_BARS=yes
2211     fi
2212   elif test "${HAVE_GTK}" = "yes"; then
2213     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2214     USE_TOOLKIT_SCROLL_BARS=yes
2215   elif test "${HAVE_CARBON}" = "yes"; then
2216     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2217     USE_TOOLKIT_SCROLL_BARS=yes
2218   fi
2219 fi
2220
2221 dnl See if XIM is available.
2222 AC_TRY_COMPILE([
2223           #include <X11/Xlib.h>
2224           #include <X11/Xresource.h>],
2225          [XIMProc  callback;],
2226          HAVE_XIM=yes
2227          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available]),
2228          HAVE_XIM=no)
2229
2230 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2231
2232 if test "${with_xim}" != "no"; then
2233   AC_DEFINE(USE_XIM, 1,
2234             [Define to 1 if we should use XIM, if it is available.])
2235 fi
2236
2237
2238 if test "${HAVE_XIM}" != "no"; then
2239   late_CFLAGS=$CFLAGS
2240   if test "$GCC" = yes; then
2241     CFLAGS="$CFLAGS --pedantic-errors"
2242   fi
2243   AC_TRY_COMPILE([
2244 #include <X11/Xlib.h>
2245 #include <X11/Xresource.h>],
2246 [Display *display;
2247 XrmDatabase db;
2248 char *res_name;
2249 char *res_class;
2250 XIMProc  callback;
2251 XPointer *client_data;
2252 #ifndef __GNUC__
2253 /* If we're not using GCC, it's probably not XFree86, and this is
2254    probably right, but we can't use something like --pedantic-errors.  */
2255 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2256                                            char*, XIMProc, XPointer*);
2257 #endif
2258 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2259    client_data);],
2260     [emacs_cv_arg6_star=yes])
2261   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2262          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2263 either XPointer or XPointer*.])dnl
2264   if test "$emacs_cv_arg6_star" = yes; then
2265     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2266   else
2267     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2268   fi
2269   CFLAGS=$late_CFLAGS
2270 fi
2271
2272 ### Use -lXpm if available, unless `--with-xpm=no'.
2273 HAVE_XPM=no
2274 if test "${HAVE_X11}" = "yes"; then
2275   if test "${with_xpm}" != "no"; then
2276     AC_CHECK_HEADER(X11/xpm.h,
2277       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2278     if test "${HAVE_XPM}" = "yes"; then
2279       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2280       AC_EGREP_CPP(no_return_alloc_pixels,
2281       [#include "X11/xpm.h"
2282 #ifndef XpmReturnAllocPixels
2283 no_return_alloc_pixels
2284 #endif
2285       ], HAVE_XPM=no, HAVE_XPM=yes)
2286
2287       if test "${HAVE_XPM}" = "yes"; then
2288         AC_MSG_RESULT(yes)
2289       else
2290         AC_MSG_RESULT(no)
2291       fi
2292     fi
2293   fi
2294
2295   if test "${HAVE_XPM}" = "yes"; then
2296     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2297   fi
2298 fi
2299
2300 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2301 HAVE_JPEG=no
2302 if test "${HAVE_X11}" = "yes"; then
2303   if test "${with_jpeg}" != "no"; then
2304     dnl Checking for jpeglib.h can lose because of a redefinition of
2305     dnl  HAVE_STDLIB_H.
2306     AC_CHECK_HEADER(jerror.h,
2307       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2308   fi
2309
2310   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2311   if test "${HAVE_JPEG}" = "yes"; then
2312     AC_DEFINE(HAVE_JPEG)
2313     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2314         [#include <jpeglib.h>
2315          version=JPEG_LIB_VERSION
2316 ],
2317         AC_DEFINE(HAVE_JPEG),
2318         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2319         HAVE_JPEG=no])
2320   fi
2321 fi
2322
2323 ### Use -lpng if available, unless `--with-png=no'.
2324 HAVE_PNG=no
2325 if test "${HAVE_X11}" = "yes"; then
2326   if test "${with_png}" != "no"; then
2327     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2328     # in /usr/include/libpng.
2329     AC_CHECK_HEADERS(png.h libpng/png.h)
2330     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2331       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2332     fi
2333   fi
2334
2335   if test "${HAVE_PNG}" = "yes"; then
2336     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2337   fi
2338 fi
2339
2340 ### Use -ltiff if available, unless `--with-tiff=no'.
2341 HAVE_TIFF=no
2342 if test "${HAVE_X11}" = "yes"; then
2343   if test "${with_tiff}" != "no"; then
2344     AC_CHECK_HEADER(tiffio.h,
2345       tifflibs="-lz -lm"
2346       # At least one tiff package requires the jpeg library.
2347       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2348       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2349   fi
2350
2351   if test "${HAVE_TIFF}" = "yes"; then
2352     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2353   fi
2354 fi
2355
2356 ### Use -lgif if available, unless `--with-gif=no'.
2357 HAVE_GIF=no
2358 if test "${HAVE_X11}" = "yes"; then
2359   if test "${with_gif}" != "no"; then
2360     AC_CHECK_HEADER(gif_lib.h,
2361 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2362 # Earlier versions can crash Emacs.
2363       AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
2364   fi
2365
2366   if test "${HAVE_GIF}" = "yes"; then
2367     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have the ungif library (-lungif).])
2368   fi
2369 fi
2370
2371 dnl Check for malloc/malloc.h on darwin
2372 AC_CHECK_HEADER(malloc/malloc.h, AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.]))
2373
2374 ### Use Mac OS X Carbon API to implement GUI.
2375 if test "${HAVE_CARBON}" = "yes"; then
2376   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2377   ## Specify the install directory
2378   carbon_appdir=
2379   if test "${carbon_appdir_x}" != ""; then
2380     case ${carbon_appdir_x} in
2381       y | ye | yes)  carbon_appdir=/Applications ;;
2382       * ) carbon_appdir=${carbon_appdir_x} ;;
2383     esac
2384   fi
2385   # We also have mouse menus.
2386   HAVE_MENUS=yes
2387
2388   tmp_CFLAGS="$CFLAGS"
2389   CFLAGS="$CFLAGS -framework Carbon"
2390   AC_CHECK_FUNC(CancelMenuTracking, have_cmt=yes, have_cmt=no)
2391   if test "$have_cmt" = yes; then
2392     AC_DEFINE(HAVE_CANCELMENUTRACKING, 1,
2393               [Define to 1 if CancelMenuTracking is available (Mac OSX).])
2394   fi
2395   CFLAGS="$tmp_CFLAGS"
2396 fi
2397
2398 ### Use session management (-lSM -lICE) if available
2399 HAVE_X_SM=no
2400 if test "${HAVE_X11}" = "yes"; then
2401   AC_CHECK_HEADER(X11/SM/SMlib.h,
2402     AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE))
2403
2404   if test "${HAVE_X_SM}" = "yes"; then
2405     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2406     case "$LIBS" in
2407       *-lSM*) ;;
2408       *)      LIBS="-lSM -lICE $LIBS" ;;
2409     esac
2410   fi
2411 fi
2412
2413 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2414 AC_CACHE_CHECK(whether netdb declares h_errno,
2415                emacs_cv_netdb_declares_h_errno,
2416 [AC_TRY_LINK([#include <netdb.h>],
2417   [return h_errno;],
2418   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2419 if test $emacs_cv_netdb_declares_h_errno = yes; then
2420   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2421 fi
2422
2423 AC_FUNC_ALLOCA
2424
2425 # fmod, logb, and frexp are found in -lm on most systems.
2426 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2427 AC_CHECK_LIB(m, sqrt)
2428
2429 # Check for mail-locking functions in a "mail" library.  Probably this should
2430 # have the same check as for liblockfile below.
2431 AC_CHECK_LIB(mail, maillock)
2432 dnl Debian, at least:
2433 AC_CHECK_LIB(lockfile, maillock)
2434 # If we have the shared liblockfile, assume we must use it for mail
2435 # locking (e.g. Debian).  If we couldn't link against liblockfile
2436 # (no liblockfile.a installed), ensure that we don't need to.
2437 if test "$ac_cv_lib_lockfile_maillock" = no; then
2438   dnl This works for files generally, not just executables.
2439   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2440   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2441                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2442   if test $ac_cv_prog_liblockfile = yes; then
2443     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2444 This probably means that movemail could lose mail.
2445 There may be a `development' package to install containing liblockfile.])
2446   else :
2447   fi
2448 fi
2449 AC_CHECK_FUNCS(touchlock)
2450 AC_CHECK_HEADERS(maillock.h)
2451
2452 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2453 rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \
2454 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2455 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2456 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2457 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2458 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2459 gai_strerror mkstemp getline getdelim mremap memmove fsync bzero \
2460 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2461
2462 AC_CHECK_HEADERS(sys/un.h)
2463
2464 AC_FUNC_MKTIME
2465 if test "$ac_cv_func_working_mktime" = no; then
2466   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2467 fi
2468
2469 AC_FUNC_GETLOADAVG
2470
2471 AC_FUNC_FSEEKO
2472
2473 # Configure getopt.
2474 m4_include([m4/getopt.m4])
2475 gl_GETOPT_IFELSE([
2476   gl_GETOPT_SUBSTITUTE_HEADER
2477   gl_PREREQ_GETOPT
2478   GETOPTOBJS='getopt.o getopt1.o'
2479 ])
2480 AC_SUBST(GETOPTOBJS)
2481
2482 AC_FUNC_GETPGRP
2483
2484 AC_FUNC_STRFTIME
2485
2486 # UNIX98 PTYs.
2487 AC_CHECK_FUNCS(grantpt)
2488
2489 # PTY-related GNU extensions.
2490 AC_CHECK_FUNCS(getpt)
2491
2492 # Check this now, so that we will NOT find the above functions in ncurses.
2493 # That is because we have not set up to link ncurses in lib-src.
2494 # It's better to believe a function is not available
2495 # than to expect to find it in ncurses.
2496 AC_CHECK_LIB(ncurses, tparm)
2497
2498 # Do we need the Hesiod library to provide the support routines?
2499 if test "$with_hesiod" = yes ; then
2500   # Don't set $LIBS here -- see comments above.
2501   resolv=no
2502   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2503      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2504                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2505   if test "$resolv" = yes ; then
2506     RESOLVLIB=-lresolv
2507     AC_DEFINE(HAVE_LIBRESOLV, 1,
2508               [Define to 1 if you have the resolv library (-lresolv).])
2509   else
2510     RESOLVLIB=
2511   fi
2512   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2513         AC_DEFINE(HAVE_LIBHESIOD, 1,
2514                   [Define to 1 if you have the hesiod library (-lhesiod).]),
2515         :, $RESOLVLIB)])
2516 fi
2517
2518 # These tell us which Kerberos-related libraries to use.
2519 if test "${with_kerberos+set}" = set; then
2520   AC_CHECK_LIB(com_err, com_err)
2521   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2522   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2523   AC_CHECK_LIB(krb5, krb5_init_context)
2524   if test "${with_kerberos5+set}" != set; then
2525     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2526                  AC_CHECK_LIB(des, des_cbc_encrypt))
2527     AC_CHECK_LIB(krb4, krb_get_cred,,
2528                  AC_CHECK_LIB(krb, krb_get_cred))
2529   fi
2530
2531   if test "${with_kerberos5+set}" = set; then
2532     AC_CHECK_HEADERS(krb5.h)
2533   else
2534     AC_CHECK_HEADERS(des.h,,
2535                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2536                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2537     AC_CHECK_HEADERS(krb.h,,
2538                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2539                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2540   fi
2541   AC_CHECK_HEADERS(com_err.h)
2542 fi
2543
2544 # Solaris requires -lintl if you want strerror (which calls dgettext)
2545 # to return localized messages.
2546 AC_CHECK_LIB(intl, dgettext)
2547
2548 AC_MSG_CHECKING(whether localtime caches TZ)
2549 AC_CACHE_VAL(emacs_cv_localtime_cache,
2550 [if test x$ac_cv_func_tzset = xyes; then
2551 AC_TRY_RUN([#include <time.h>
2552 extern char **environ;
2553 unset_TZ ()
2554 {
2555   char **from, **to;
2556   for (to = from = environ; (*to = *from); from++)
2557     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2558       to++;
2559 }
2560 char TZ_GMT0[] = "TZ=GMT0";
2561 char TZ_PST8[] = "TZ=PST8";
2562 main()
2563 {
2564   time_t now = time ((time_t *) 0);
2565   int hour_GMT0, hour_unset;
2566   if (putenv (TZ_GMT0) != 0)
2567     exit (1);
2568   hour_GMT0 = localtime (&now)->tm_hour;
2569   unset_TZ ();
2570   hour_unset = localtime (&now)->tm_hour;
2571   if (putenv (TZ_PST8) != 0)
2572     exit (1);
2573   if (localtime (&now)->tm_hour == hour_GMT0)
2574     exit (1);
2575   unset_TZ ();
2576   if (localtime (&now)->tm_hour != hour_unset)
2577     exit (1);
2578   exit (0);
2579 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2580 [# If we have tzset, assume the worst when cross-compiling.
2581 emacs_cv_localtime_cache=yes])
2582 else
2583         # If we lack tzset, report that localtime does not cache TZ,
2584         # since we can't invalidate the cache if we don't have tzset.
2585         emacs_cv_localtime_cache=no
2586 fi])dnl
2587 AC_MSG_RESULT($emacs_cv_localtime_cache)
2588 if test $emacs_cv_localtime_cache = yes; then
2589   AC_DEFINE(LOCALTIME_CACHE, 1,
2590             [Define to 1 if localtime caches TZ.])
2591 fi
2592
2593 if test "x$HAVE_TIMEVAL" = xyes; then
2594   AC_CHECK_FUNCS(gettimeofday)
2595   if test $ac_cv_func_gettimeofday = yes; then
2596     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2597                    emacs_cv_gettimeofday_two_arguments,
2598     [AC_TRY_COMPILE([
2599 #ifdef TIME_WITH_SYS_TIME
2600 #include <sys/time.h>
2601 #include <time.h>
2602 #else
2603 #ifdef HAVE_SYS_TIME_H
2604 #include <sys/time.h>
2605 #else
2606 #include <time.h>
2607 #endif
2608 #endif],
2609       [struct timeval time;
2610        gettimeofday (&time, 0);],
2611       emacs_cv_gettimeofday_two_arguments=yes,
2612       emacs_cv_gettimeofday_two_arguments=no)])
2613     if test $emacs_cv_gettimeofday_two_arguments = no; then
2614       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2615                 [Define to 1 if gettimeofday accepts only one argument.])
2616     fi
2617   fi
2618 fi
2619
2620 # This defines (or not) HAVE_TZNAME and HAVE_TM_ZONE.
2621 AC_STRUCT_TIMEZONE
2622
2623 dnl Note that AC_STRUCT_TIMEZONE doesn't do what you might expect.
2624 if test "$ac_cv_func_gettimeofday" = yes; then
2625   AC_CACHE_CHECK([for struct timezone], emacs_cv_struct_timezone,
2626     [AC_TRY_COMPILE([#include <sys/time.h>],
2627     [struct timezone tz;],
2628     dnl It may be that we can't call gettimeofday with a non-null pointer,
2629     dnl even though we have struct timezone (e.g. HPUX).  In that case
2630     dnl we'll lie about struct timezone.
2631     [AC_TRY_RUN([
2632 #ifdef TIME_WITH_SYS_TIME
2633 #include <sys/time.h>
2634 #include <time.h>
2635 #else
2636 #ifdef HAVE_SYS_TIME_H
2637 #include <sys/time.h>
2638 #else
2639 #include <time.h>
2640 #endif
2641 #endif
2642 main () {
2643   struct timeval time;
2644   struct timezone dummy;
2645   exit (gettimeofday (&time, &dummy));
2646 }],
2647       emacs_cv_struct_timezone=yes,
2648       emacs_cv_struct_timezone=no, emacs_cv_struct_timezone=yes)],
2649     emacs_cv_struct_timezone=no)])
2650 fi
2651
2652 ok_so_far=yes
2653 AC_CHECK_FUNC(socket, , ok_so_far=no)
2654 if test $ok_so_far = yes; then
2655   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2656 fi
2657 if test $ok_so_far = yes; then
2658   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2659 fi
2660 if test $ok_so_far = yes; then
2661 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
2662   AC_DEFINE(HAVE_INET_SOCKETS, 1,
2663             [Define to 1 if you have inet sockets.])
2664 fi
2665
2666 AC_CHECK_HEADERS(sys/ioctl.h)
2667
2668 if test -f /usr/lpp/X11/bin/smt.exp; then
2669   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2670             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2671 fi
2672
2673 AC_MSG_CHECKING(whether system supports dynamic ptys)
2674 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2675   AC_MSG_RESULT(yes)
2676   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2677 else
2678   AC_MSG_RESULT(no)
2679 fi
2680
2681 AC_FUNC_FORK
2682
2683 dnl Adapted from Haible's version.
2684 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2685   [AC_TRY_LINK([#include <langinfo.h>],
2686     [char* cs = nl_langinfo(CODESET);],
2687     emacs_cv_langinfo_codeset=yes,
2688     emacs_cv_langinfo_codeset=no)
2689   ])
2690 if test $emacs_cv_langinfo_codeset = yes; then
2691   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2692     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2693 fi
2694
2695 AC_CHECK_TYPES(size_t)
2696
2697 AC_TYPE_MBSTATE_T
2698
2699 dnl Restrict could probably be used effectively other than in regex.c.
2700 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2701   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2702                   emacs_cv_c_restrict=yes,
2703                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2704                                   emacs_cv_c_restrict=__restrict,
2705                                   emacs_cv_c_restrict=no)])])
2706 case "$emacs_cv_c_restrict" in
2707   yes) emacs_restrict=restrict;;
2708   no) emacs_restrict="";;
2709   *) emacs_restrict="$emacs_cv_c_restrict";;
2710 esac
2711 if test "$emacs_restrict" != __restrict; then
2712   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2713     [Define to compiler's equivalent of C99 restrict keyword.
2714      Don't define if equivalent is `__restrict'.])
2715 fi
2716
2717 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2718   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2719                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2720 if test "$emacs_cv_c_restrict_arr" = yes; then
2721   AC_DEFINE(__restrict_arr, __restrict,
2722     [Define to compiler's equivalent of C99 restrict keyword in array
2723      declarations.  Define as empty for no equivalent.])
2724 fi
2725
2726 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2727 dnl how the tty code is related to POSIX and/or other versions of termios.
2728 dnl The following looks like a useful start.
2729 dnl
2730 dnl AC_SYS_POSIX_TERMIOS
2731 dnl if test $ac_cv_sys_posix_termios = yes; then
2732 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2733 dnl                                and macros for terminal control.])
2734 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2735 dnl fi
2736
2737 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
2738
2739 # Set up the CFLAGS for real compilation, so we can substitute it.
2740 CFLAGS="$REAL_CFLAGS"
2741 CPPFLAGS="$REAL_CPPFLAGS"
2742
2743 #### Find out which version of Emacs this is.
2744 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
2745          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
2746 if test x"${version}" = x; then
2747   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
2748 fi
2749
2750 ### Specify what sort of things we'll be editing into Makefile and config.h.
2751 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2752 AC_SUBST(version)
2753 AC_SUBST(configuration)
2754 AC_SUBST(canonical)
2755 AC_SUBST(srcdir)
2756 AC_SUBST(prefix)
2757 AC_SUBST(exec_prefix)
2758 AC_SUBST(bindir)
2759 AC_SUBST(datadir)
2760 AC_SUBST(sharedstatedir)
2761 AC_SUBST(libexecdir)
2762 AC_SUBST(mandir)
2763 AC_SUBST(infodir)
2764 AC_SUBST(lispdir)
2765 AC_SUBST(locallisppath)
2766 AC_SUBST(lisppath)
2767 AC_SUBST(x_default_search_path)
2768 AC_SUBST(etcdir)
2769 AC_SUBST(archlibdir)
2770 AC_SUBST(docdir)
2771 AC_SUBST(bitmapdir)
2772 AC_SUBST(gamedir)
2773 AC_SUBST(gameuser)
2774 AC_SUBST(c_switch_system)
2775 AC_SUBST(c_switch_machine)
2776 AC_SUBST(LD_SWITCH_X_SITE)
2777 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2778 AC_SUBST(C_SWITCH_X_SITE)
2779 AC_SUBST(CFLAGS)
2780 AC_SUBST(X_TOOLKIT_TYPE)
2781 AC_SUBST(machfile)
2782 AC_SUBST(opsysfile)
2783 AC_SUBST(GETLOADAVG_LIBS)
2784 AC_SUBST(carbon_appdir)
2785
2786 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
2787                    [Define to the canonical Emacs configuration name.])
2788 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
2789                    [Define to the options passed to configure.])
2790 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
2791                    [Define to the used machine dependent file.])
2792 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
2793                    [Define to the used os dependent file.])
2794 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
2795 [Define LD_SWITCH_X_SITE to contain any special flags your loader
2796  may need to deal with X Windows.  For instance, if you've defined
2797  HAVE_X_WINDOWS above and your X libraries aren't in a place that
2798  your loader can find on its own, you might want to add "-L/..." or
2799  something similar.])
2800 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
2801                    [Define LD_SWITCH_X_SITE_AUX with an -R option
2802                     in case it's needed (for Solaris, for example).])
2803 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
2804 [Define C_SWITCH_X_SITE to contain any special flags your compiler
2805  may need to deal with X Windows.  For instance, if you've defined
2806  HAVE_X_WINDOWS above and your X include files aren't in a place
2807  that your compiler can find on its own, you might want to add
2808  "-I/..." or something similar.])
2809 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
2810                    [Define to the unexec source file name.])
2811
2812 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2813   AC_DEFINE(HAVE_X_WINDOWS, 1,
2814             [Define to 1 if you want to use the X window system.])
2815 fi
2816 if test "${USE_X_TOOLKIT}" != "none" ; then
2817   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
2818 fi
2819 if test "${HAVE_X11}" = "yes" ; then
2820   AC_DEFINE(HAVE_X11, 1,
2821             [Define to 1 if you want to use version 11 of X windows.
2822              Otherwise, Emacs expects to use version 10.])
2823 fi
2824 if test "${HAVE_XFREE386}" = "yes" ; then
2825   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
2826 fi
2827 if test "${HAVE_MENUS}" = "yes" ; then
2828   AC_DEFINE(HAVE_MENUS, 1,
2829             [Define to 1 if you have mouse menus.
2830              (This is automatic if you use X, but the option to specify it remains.)
2831              It is also defined with other window systems that support xmenu.c.])
2832 fi
2833 if test "${GNU_MALLOC}" = "yes" ; then
2834   AC_DEFINE(GNU_MALLOC, 1,
2835             [Define to 1 if you want to use the GNU memory allocator.])
2836 fi
2837 if test "${REL_ALLOC}" = "yes" ; then
2838   AC_DEFINE(REL_ALLOC, 1,
2839             [Define REL_ALLOC if you want to use the relocating allocator for
2840              buffer space.])
2841 fi
2842
2843 AH_TOP([/* GNU Emacs site configuration template file.
2844    Copyright (C) 1988, 1993, 1994, 1999, 2000, 2002, 2004, 2005, 2006
2845              Free Software Foundation, Inc.
2846
2847 This file is part of GNU Emacs.
2848
2849 GNU Emacs is free software; you can redistribute it and/or modify
2850 it under the terms of the GNU General Public License as published by
2851 the Free Software Foundation; either version 2, or (at your option)
2852 any later version.
2853
2854 GNU Emacs is distributed in the hope that it will be useful,
2855 but WITHOUT ANY WARRANTY; without even the implied warranty of
2856 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2857 GNU General Public License for more details.
2858
2859 You should have received a copy of the GNU General Public License
2860 along with GNU Emacs; see the file COPYING.  If not, write to the
2861 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
2862 Boston, MA 02110-1301, USA.  */
2863
2864
2865 /* No code in Emacs #includes config.h twice, but some bits of code
2866    intended to work with other packages as well (like gmalloc.c)
2867    think they can include it as many times as they like.  */
2868 #ifndef EMACS_CONFIG_H
2869 #define EMACS_CONFIG_H
2870 ])dnl
2871
2872 AH_BOTTOM([
2873 /* If we're using any sort of window system, define some consequences.  */
2874 #ifdef HAVE_X_WINDOWS
2875 #define HAVE_WINDOW_SYSTEM
2876 #define MULTI_KBOARD
2877 #define HAVE_MOUSE
2878 #endif
2879
2880 /* If we're using the Carbon API on Mac OS X, define a few more
2881    variables as well.  */
2882 #ifdef HAVE_CARBON
2883 #define HAVE_WINDOW_SYSTEM
2884 #define HAVE_MOUSE
2885 #endif
2886
2887 /* Define USER_FULL_NAME to return a string
2888    that is the user's full name.
2889    It can assume that the variable `pw'
2890    points to the password file entry for this user.
2891
2892    At some sites, the pw_gecos field contains
2893    the user's full name.  If neither this nor any other
2894    field contains the right thing, use pw_name,
2895    giving the user's login name, since that is better than nothing.  */
2896 #define USER_FULL_NAME pw->pw_gecos
2897
2898 /* Define AMPERSAND_FULL_NAME if you use the convention
2899    that & in the full name stands for the login id.  */
2900 /* Turned on June 1996 supposing nobody will mind it.  */
2901 #define AMPERSAND_FULL_NAME
2902
2903 /* We have blockinput.h.  */
2904 #define DO_BLOCK_INPUT
2905
2906 /* Define HAVE_SOUND if we have sound support.  We know it works
2907    and compiles only on the specified platforms.   For others,
2908    it probably doesn't make sense to try.  */
2909
2910 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
2911 #ifdef HAVE_MACHINE_SOUNDCARD_H
2912 #define HAVE_SOUND 1
2913 #endif
2914 #ifdef HAVE_SYS_SOUNDCARD_H
2915 #define HAVE_SOUND 1
2916 #endif
2917 #ifdef HAVE_SOUNDCARD_H
2918 #define HAVE_SOUND 1
2919 #endif
2920 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
2921
2922 /* If using GNU, then support inline function declarations. */
2923 /* Don't try to switch on inline handling as detected by AC_C_INLINE
2924    generally, because even if non-gcc compilers accept `inline', they
2925    may reject `extern inline'.  */
2926 #if defined (__GNUC__) && defined (OPTIMIZE)
2927 #define INLINE __inline__
2928 #else
2929 #define INLINE
2930 #endif
2931
2932 /* Include the os and machine dependent files.  */
2933 #include config_opsysfile
2934 #include config_machfile
2935
2936 /* Load in the conversion definitions if this system
2937    needs them and the source file being compiled has not
2938    said to inhibit this.  There should be no need for you
2939    to alter these lines.  */
2940
2941 #ifdef SHORTNAMES
2942 #ifndef NO_SHORTNAMES
2943 #include "../shortnames/remap.h"
2944 #endif /* not NO_SHORTNAMES */
2945 #endif /* SHORTNAMES */
2946
2947 /* If no remapping takes place, static variables cannot be dumped as
2948    pure, so don't worry about the `static' keyword. */
2949 #ifdef NO_REMAP
2950 #undef static
2951 #endif
2952
2953 /* Define `subprocesses' should be defined if you want to
2954    have code for asynchronous subprocesses
2955    (as used in M-x compile and M-x shell).
2956    These do not work for some USG systems yet;
2957    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
2958
2959 #ifndef VMS
2960 #ifndef USG
2961 /* #define subprocesses */
2962 #endif
2963 #endif
2964
2965 /* SIGTYPE is the macro we actually use.  */
2966 #ifndef SIGTYPE
2967 #define SIGTYPE RETSIGTYPE
2968 #endif
2969
2970 #ifdef emacs /* Don't do this for lib-src.  */
2971 /* Tell regex.c to use a type compatible with Emacs.  */
2972 #define RE_TRANSLATE_TYPE Lisp_Object
2973 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
2974 #ifdef make_number
2975 /* If make_number is a macro, use it.  */
2976 #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0)))
2977 #else
2978 /* If make_number is a function, avoid it.  */
2979 #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0))
2980 #endif
2981 #endif
2982
2983 /* Avoid link-time collision with system mktime if we will use our own.  */
2984 #if ! HAVE_MKTIME || BROKEN_MKTIME
2985 #define mktime emacs_mktime
2986 #endif
2987
2988 #define my_strftime nstrftime   /* for strftime.c */
2989
2990 /* The rest of the code currently tests the CPP symbol BSTRING.
2991    Override any claims made by the system-description files.
2992    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
2993 #undef BSTRING
2994 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
2995 #define BSTRING
2996 #endif
2997
2998 /* Some of the files of Emacs which are intended for use with other
2999    programs assume that if you have a config.h file, you must declare
3000    the type of getenv.
3001
3002    This declaration shouldn't appear when alloca.s or Makefile.in
3003    includes config.h.  */
3004 #ifndef NOT_C_CODE
3005 extern char *getenv ();
3006 #endif
3007
3008 /* These default definitions are good for almost all machines.
3009    The exceptions override them in m/MACHINE.h.  */
3010
3011 #ifndef BITS_PER_CHAR
3012 #define BITS_PER_CHAR 8
3013 #endif
3014
3015 #ifndef BITS_PER_SHORT
3016 #define BITS_PER_SHORT 16
3017 #endif
3018
3019 /* Note that lisp.h uses this in a preprocessor conditional, so it
3020    would not work to use sizeof.  That being so, we do all of them
3021    without sizeof, for uniformity's sake.  */
3022 #ifndef BITS_PER_INT
3023 #define BITS_PER_INT 32
3024 #endif
3025
3026 #ifndef BITS_PER_LONG
3027 #ifdef _LP64
3028 #define BITS_PER_LONG 64
3029 #else
3030 #define BITS_PER_LONG 32
3031 #endif
3032 #endif
3033
3034 /* Define if the compiler supports function prototypes.  It may do so
3035    but not define __STDC__ (e.g. DEC C by default) or may define it as
3036    zero.  */
3037 #undef PROTOTYPES
3038 /* For mktime.c:  */
3039 #ifndef __P
3040 # if defined PROTOTYPES
3041 #  define __P(args) args
3042 # else
3043 #  define __P(args) ()
3044 # endif  /* GCC.  */
3045 #endif /* __P */
3046
3047 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
3048 #ifndef NOT_C_CODE
3049 #ifdef HAVE_STRING_H
3050 #include "string.h"
3051 #endif
3052 #ifdef HAVE_STRINGS_H
3053 #include "strings.h"  /* May be needed for bcopy & al. */
3054 #endif
3055 #ifdef HAVE_STDLIB_H
3056 #include <stdlib.h>
3057 #endif
3058 #ifndef __GNUC__
3059 # ifdef HAVE_ALLOCA_H
3060 #  include <alloca.h>
3061 # else /* AIX files deal with #pragma.  */
3062 #  ifndef alloca /* predefined by HP cc +Olibcalls */
3063 char *alloca ();
3064 #  endif
3065 # endif /* HAVE_ALLOCA_H */
3066 #endif /* __GNUC__ */
3067 #ifndef HAVE_SIZE_T
3068 typedef unsigned size_t;
3069 #endif
3070 #endif /* NOT_C_CODE */
3071
3072 /* Define HAVE_X_I18N if we have usable i18n support.  */
3073
3074 #ifdef HAVE_X11R6
3075 #define HAVE_X_I18N
3076 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
3077 #define HAVE_X_I18N
3078 #endif
3079
3080 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
3081
3082 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3083 #define HAVE_X11R6_XIM
3084 #endif
3085
3086 /* Should we enable expensive run-time checking of data types?  */
3087 #undef ENABLE_CHECKING
3088
3089 #if defined __GNUC__ && (__GNUC__ > 2 \
3090                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3091 #define NO_RETURN       __attribute__ ((__noreturn__))
3092 #else
3093 #define NO_RETURN       /* nothing */
3094 #endif
3095
3096 /* These won't be used automatically yet.  We also need to know, at least,
3097    that the stack is continuous.  */
3098 #ifdef __GNUC__
3099 #  ifndef GC_SETJMP_WORKS
3100   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3101      see NON_SAVING_SETJMP in the target descriptions.  */
3102   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3103      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3104      Fixme: Deal with ns32k, SVR3.  */
3105 #    define GC_SETJMP_WORKS 1
3106 #  endif
3107 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3108 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3109 #  endif
3110 #endif
3111
3112 #ifndef HAVE_BCOPY
3113 #define bcopy(a,b,s) memcpy (b,a,s)
3114 #endif
3115 #ifndef HAVE_BZERO
3116 #define bzero(a,s) memset (a,0,s)
3117 #endif
3118 #ifndef HAVE_BCMP
3119 #define BCMP memcmp
3120 #endif
3121
3122 #endif /* EMACS_CONFIG_H */
3123
3124 /*
3125 Local Variables:
3126 mode: c
3127 End:
3128 */
3129 ])dnl
3130
3131 #### Report on what we decided to do.
3132 #### Report GTK as a toolkit, even if it doesn't use Xt.
3133 #### It makes printing result more understandable as using GTK sets
3134 #### toolkit_scroll_bars to yes by default.
3135 if test "${HAVE_GTK}" = "yes"; then
3136   USE_X_TOOLKIT=GTK
3137 fi
3138
3139 echo "
3140 Configured for \`${canonical}'.
3141
3142   Where should the build process find the source code?    ${srcdir}
3143   What operating system and machine description files should Emacs use?
3144         \`${opsysfile}' and \`${machfile}'
3145   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3146   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3147   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3148   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3149   What window system should Emacs use?                    ${window_system}
3150   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3151
3152 if test -n "${x_includes}"; then
3153 echo "  Where do we find X Windows header files?                ${x_includes}"
3154 else
3155 echo "  Where do we find X Windows header files?                Standard dirs"
3156 fi
3157 if test -n "${x_libraries}"; then
3158 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3159 else
3160 echo "  Where do we find X Windows libraries?                   Standard dirs"
3161 fi
3162
3163 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3164 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3165 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3166 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3167 echo "  Does Emacs use -lungif?                                 ${HAVE_GIF}"
3168 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3169 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3170 echo
3171
3172 if test $USE_XASSERTS = yes; then
3173    echo "  Compiling with asserts turned on."
3174    CPPFLAGS="$CPPFLAGS -DXASSERTS=1"
3175    echo
3176 fi
3177
3178
3179
3180 # Remove any trailing slashes in these variables.
3181 [test "${prefix}" != NONE &&
3182   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3183 test "${exec_prefix}" != NONE &&
3184   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3185
3186 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3187 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3188 ## from Makefile.c can correctly provide the arg `-traditional' to the
3189 ## C preprocessor.
3190
3191 AC_EGREP_CPP(yes..yes,
3192         [yes..yes],
3193         CPP_NEED_TRADITIONAL=no,
3194         CPP_NEED_TRADITIONAL=yes)
3195
3196 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3197         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
3198         lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
3199
3200 ### Make the necessary directories, if they don't exist.
3201 for dir in etc lisp ; do
3202   test -d ${dir} || mkdir ${dir}
3203 done
3204
3205 # Build src/Makefile from ${srcdir}/src/Makefile.c
3206 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3207 # This must be done after src/config.h is built, since we rely on that file.
3208
3209 # Now get this: Some word that is part of the ${srcdir} directory name
3210 # or the ${configuration} value might, just might, happen to be an
3211 # identifier like `sun4' or `i386' or something, and be predefined by
3212 # the C preprocessor to some helpful value like 1, or maybe the empty
3213 # string.  Needless to say consequent macro substitutions are less
3214 # than conducive to the makefile finding the correct directory.
3215 [undefs="`echo $top_srcdir $configuration $canonical |
3216 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3217     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3218 `"]
3219
3220 echo creating src/epaths.h
3221 ${MAKE-make} epaths-force
3222
3223 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3224 # `..' to `. .'  unless invoked with -traditional
3225
3226 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3227   CPPFLAGS="$CPPFLAGS -traditional"
3228 fi
3229
3230 echo creating lib-src/Makefile
3231 ( cd lib-src
3232   rm -f junk.c junk1.c junk2.c
3233   sed -e '/start of cpp stuff/q' \
3234       < Makefile.c > junk1.c
3235   sed -e '1,/start of cpp stuff/d'\
3236       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3237       < Makefile.c > junk.c
3238   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3239       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3240   cat junk1.c junk2.c > Makefile.new
3241   rm -f junk.c junk1.c junk2.c
3242   chmod 444 Makefile.new
3243   mv -f Makefile.new Makefile
3244 )
3245
3246 echo creating src/Makefile
3247 ( cd src
3248   rm -f junk.c junk1.c junk2.c
3249   sed -e '/start of cpp stuff/q' \
3250       < Makefile.c > junk1.c
3251   sed -e '1,/start of cpp stuff/d'\
3252       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3253       < Makefile.c > junk.c
3254   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3255       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3256   cat junk1.c junk2.c > Makefile.new
3257   rm -f junk.c junk1.c junk2.c
3258   chmod 444 Makefile.new
3259   mv -f Makefile.new Makefile
3260 )
3261
3262 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3263   echo creating src/.gdbinit
3264   echo source $srcdir/src/.gdbinit > src/.gdbinit
3265 fi
3266
3267 # This is how we know whether to re-run configure in certain cases.
3268 touch src/config.stamp
3269
3270 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3271
3272 m4_if(dnl       Do not change this comment
3273    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3274 )dnl