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, 2007
   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(2.61)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 '${datadir}/emacs/site-lisp'
  37 lisppath='${locallisppath}:${lispdir}:${datadir}/emacs/${version}/leim'
  38 etcdir='${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 [if test "$withval" = yes; then
  58    AC_DEFINE(KERBEROS)
  59 fi])
  60 AH_TEMPLATE(KERBEROS,
  61             [Define to support Kerberos-authenticated POP mail retrieval.])dnl
  62 AC_ARG_WITH(kerberos5,
  63 [  --with-kerberos5        support Kerberos version 5 authenticated POP],
  64 [if test "${with_kerberos5+set}" = set; then
  65   if test "${with_kerberos+set}" != set; then
  66     with_kerberos=yes
  67     AC_DEFINE(KERBEROS)
  68   fi
  69   AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.])
  70 fi])
  71 AC_ARG_WITH(hesiod,
  72 [  --with-hesiod           support Hesiod to get the POP server host],
  73 [if test "$withval" = yes; then
  74   AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.])
  75 fi])
  76
  77 AC_ARG_WITH(sound,
  78 [  --without-sound         don't compile with sound support])
  79
  80 dnl This should be the last --with option, because --with-x is
  81 dnl added later on when we find the path of X, and it's best to
  82 dnl keep them together visually.
  83 AC_ARG_WITH(x-toolkit,
  84 [  --with-x-toolkit=KIT    use an X toolkit
  85                               (KIT = yes/lucid/athena/motif/gtk/no)],
  86 [         case "${withval}" in
  87             y | ye | yes )      val=gtk ;;
  88             n | no )            val=no  ;;
  89             l | lu | luc | luci | lucid )       val=lucid ;;
  90             a | at | ath | athe | athen | athena )      val=athena ;;
  91             m | mo | mot | moti | motif )       val=motif ;;
  92             g | gt | gtk  )     val=gtk ;;
  93             * )
  94 AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid;
  95 this option's value should be `yes', `no', `lucid', `athena', `motif' or `gtk'.
  96 `yes' and `gtk' are synonyms. `athena' and `lucid' are synonyms.])
  97             ;;
  98           esac
  99           with_x_toolkit=$val
 100 ])
 101 AC_ARG_WITH(xpm,
 102 [  --with-xpm              use -lXpm for displaying XPM images])
 103 AC_ARG_WITH(jpeg,
 104 [  --with-jpeg             use -ljpeg for displaying JPEG images])
 105 AC_ARG_WITH(tiff,
 106 [  --with-tiff             use -ltiff for displaying TIFF images])
 107 AC_ARG_WITH(gif,
 108 [  --with-gif              use -lgif (or -lungif) for displaying GIF images])
 109 AC_ARG_WITH(png,
 110 [  --with-png              use -lpng for displaying PNG images])
 111 AC_ARG_WITH(freetype,
 112 [  --with-freetype         use -lfreetype for local fonts support])
 113 AC_ARG_WITH(xft,
 114 [  --with-xft              use -lXft for anti aliased fonts])
 115 AC_ARG_WITH(gpm,
 116 [  --with-gpm              use -lgpm for mouse support on a GNU/Linux console])
 117 AC_ARG_WITH(gtk,
 118 [  --with-gtk              use GTK (same as --with-x-toolkit=gtk)])
 119 AC_ARG_WITH(pkg-config-prog,
 120 [  --with-pkg-config-prog  Path to pkg-config to use for finding GTK])
 121 AC_ARG_WITH(toolkit-scroll-bars,
 122 [  --without-toolkit-scroll-bars
 123                           don't use Motif or Xaw3d scroll bars])
 124 AC_ARG_WITH(xim,
 125 [  --without-xim           don't use X11 XIM])
 126 AC_ARG_WITH(carbon,
 127 [  --without-carbon        don't use Carbon GUI on Mac OS X])
 128 AC_ARG_ENABLE(carbon-app,
 129 [[  --enable-carbon-app[=DIR]  [DIR=/Application]
 130                           specify install directory for Emacs.app on Mac OS X]],
 131 [ carbon_appdir_x=${enableval}])
 132
 133 AC_ARG_ENABLE(font-backend,
 134 [  --enable-font-backend   compile code of font-backend support],
 135       USE_FONT_BACKEND=$enableval,
 136       USE_FONT_BACKEND=no)
 137
 138 AC_ARG_ENABLE(asserts,
 139 [  --enable-asserts        compile code with asserts enabled],
 140       USE_XASSERTS=$enableval,
 141       USE_XASSERTS=no)
 142
 143 AC_ARG_ENABLE(maintainer-mode,
 144 [  --enable-maintainer-mode enable make rules and dependencies not useful
 145                           (and sometimes confusing) to the casual installer],
 146       USE_MAINTAINER_MODE=$enableval,
 147       USE_MAINTAINER_MODE=no)
 148 if test $USE_MAINTAINER_MODE = yes; then
 149   MAINT=
 150 else
 151   MAINT=#
 152 fi
 153 AC_SUBST(MAINT)
 154
 155 AC_ARG_ENABLE(locallisppath,
 156 [  --enable-locallisppath=PATH
 157                           directories Emacs should search for lisp files
 158                           specific to this site],
 159 if test "${enableval}" = "no"; then
 160   locallisppath=
 161 elif test "${enableval}" != "yes"; then
 162   locallisppath=${enableval}
 163 fi)
 164
 165 #### Make srcdir absolute, if it isn't already.  It's important to
 166 #### avoid running the path through pwd unnecessarily, since pwd can
 167 #### give you automounter prefixes, which can go away.  We do all this
 168 #### so Emacs can find its files when run uninstalled.
 169 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
 170 unset CDPATH
 171 case "${srcdir}" in
 172   /* ) ;;
 173   . )
 174     ## We may be able to use the $PWD environment variable to make this
 175     ## absolute.  But sometimes PWD is inaccurate.
 176     ## Note: we used to use ${PWD} at the end instead of `pwd`,
 177     ## but that tested only for a well-formed and valid PWD,
 178     ## it did not object when PWD was well-formed and valid but just wrong.
 179     if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`"  ;
 180     then
 181       srcdir="$PWD"
 182     else
 183       srcdir="`(cd ${srcdir}; pwd)`"
 184     fi
 185   ;;
 186   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 187 esac
 188
 189 #### Check if the source directory already has a configured system in it.
 190 if test `pwd` != `(cd ${srcdir} && pwd)` \
 191    && test -f "${srcdir}/src/config.h" ; then
 192   AC_MSG_WARN([[The directory tree `${srcdir}' is being used
 193    as a build directory right now; it has been configured in its own
 194    right.  To configure in another directory as well, you MUST
 195    use GNU make.  If you do not have GNU make, then you must
 196    now do `make distclean' in ${srcdir},
 197    and then run $0 again.]])
 198 fi
 199
 200 #### Given the configuration name, set machfile and opsysfile to the
 201 #### names of the m/*.h and s/*.h files we should use.
 202
 203 ### Canonicalize the configuration name.
 204
 205 AC_CANONICAL_HOST
 206 canonical=$host
 207 configuration=${host_alias-${build_alias-$host}}
 208
 209 dnl This used to use changequote, but, apart from `changequote is evil'
 210 dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
 211 dnl the great gob of text.  Thus it's not processed for possible expansion.
 212 dnl Just make sure the brackets remain balanced.
 213 dnl
 214 dnl Since Emacs can't find matching pairs of quotes, boundaries are
 215 dnl indicated by comments.
 216 dnl quotation begins
 217 [
 218
 219 ### If you add support for a new configuration, add code to this
 220 ### switch statement to recognize your configuration name and select
 221 ### the appropriate operating system and machine description files.
 222
 223 ### You would hope that you could choose an m/*.h file pretty much
 224 ### based on the machine portion of the configuration name, and an s-
 225 ### file based on the operating system portion.  However, it turns out
 226 ### that each m/*.h file is pretty manufacturer-specific - for
 227 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 228 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 229 ### machines.  So we basically have to have a special case for each
 230 ### configuration name.
 231 ###
 232 ### As far as handling version numbers on operating systems is
 233 ### concerned, make sure things will fail in a fixable way.  If
 234 ### /etc/MACHINES doesn't say anything about version numbers, be
 235 ### prepared to handle anything reasonably.  If version numbers
 236 ### matter, be sure /etc/MACHINES says something about it.
 237 ###
 238 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 239 ### "System V Release 4"; he writes, "The old convention encouraged
 240 ### confusion between `system' and `release' levels'."
 241
 242 machine='' opsys='' unported=no
 243 case "${canonical}" in
 244
 245   ## FreeBSD ports
 246   *-*-freebsd* )
 247     opsys=freebsd
 248     case "${canonical}" in
 249       alpha*-*-freebsd*)        machine=alpha ;;
 250       ia64-*-freebsd*)          machine=ia64 ;;
 251       sparc64-*-freebsd*)       machine=sparc ;;
 252       powerpc-*-freebsd*)       machine=macppc ;;
 253       i[3456]86-*-freebsd*)     machine=intel386 ;;
 254       amd64-*-freebsd*|x86_64-*-freebsd*) machine=amdx86-64 ;;
 255     esac
 256   ;;
 257
 258   ## NetBSD ports
 259   *-*-netbsd* )
 260     opsys=netbsd
 261     if test -f /usr/lib/crti.o; then]
 262 dnl The close and open brackets here are because this section is quoted --
 263 dnl see the `changequote' comment above.
 264       AC_DEFINE(HAVE_CRTIN, [], [Define to 1 if you have /usr/lib/crti.o.])
 265 [   fi
 266
 267     case "${canonical}" in
 268       alpha*-*-netbsd*) machine=alpha ;;
 269       i[3456]86-*-netbsd*) machine=intel386 ;;
 270       m68k-*-netbsd*)
 271                         # This is somewhat bogus.
 272                         machine=hp9000s300 ;;
 273       mips-*-netbsd*)   machine=pmax ;;
 274       mipsel-*-netbsd*) machine=pmax ;;
 275       mipseb-*-netbsd*) machine=pmax ;;
 276       ns32k-*-netbsd*)  machine=ns32000 ;;
 277       powerpc-*-netbsd*) machine=macppc ;;
 278       sparc*-*-netbsd*) machine=sparc ;;
 279       vax-*-netbsd*)    machine=vax ;;
 280       arm-*-netbsd*)    machine=arm ;;
 281       x86_64-*-netbsd*) machine=amdx86-64 ;;
 282       hppa-*-netbsd*)   machine=hp800 ;;
 283       shle-*-netbsd*)   machine=sh3el ;;
 284     esac
 285   ;;
 286
 287   ## OpenBSD ports
 288   *-*-openbsd* )
 289     opsys=openbsd
 290     case "${canonical}" in
 291       alpha*-*-openbsd*)        machine=alpha ;;
 292       arm-*-openbsd*)          machine=arm ;;
 293       hppa-*-openbsd*)         machine=hp9000s300 ;;
 294       i386-*-openbsd*)         machine=intel386 ;;
 295       m68k-*-openbsd*)         machine=hp9000s300 ;;
 296       m88k-*-openbsd*)         machine=aviion ;;
 297       mips64-*-openbsd*)       machine=mips64 ;;
 298       powerpc-*-openbsd*)      machine=macppc ;;
 299       sh-*-openbsd*)           machine=sh3el ;;
 300       sparc*-*-openbsd*)       machine=sparc ;;
 301       vax-*-openbsd*)          machine=vax ;;
 302       x86_64-*-openbsd*)       machine=amdx86-64 ;;
 303     esac
 304   ;;
 305
 306   ## LynxOS ports
 307   *-*-lynxos* )
 308     opsys=lynxos
 309     case "${canonical}" in
 310       i[3456]86-*-lynxos*) machine=intel386 ;;
 311       powerpc-*-lynxos*) machine=powerpc ;;
 312     esac
 313   ;;
 314
 315   ## Acorn RISCiX:
 316   arm-acorn-riscix1.1* )
 317     machine=acorn opsys=riscix1-1
 318   ;;
 319   arm-acorn-riscix1.2* | arm-acorn-riscix )
 320     ## This name is riscix12 instead of riscix1.2
 321     ## to avoid a file name conflict on MSDOS.
 322     machine=acorn opsys=riscix12
 323   ;;
 324
 325   ## BSDI ports
 326   *-*-bsdi* )
 327     opsys=bsdi
 328     case "${canonical}" in
 329       i[345]86-*-bsdi*) machine=intel386 ;;
 330       sparc-*-bsdi*)  machine=sparc ;;
 331       powerpc-*-bsdi*)  machine=macppc ;;
 332     esac
 333     case "${canonical}" in
 334       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 335       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 336       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 337       *-*-bsdi3* )              opsys=bsdos3 ;;
 338       *-*-bsdi[45]* )           opsys=bsdos4 ;;
 339     esac
 340   ;;
 341
 342   ## Alliant machines
 343   ## Strictly speaking, we need the version of the alliant operating
 344   ## system to choose the right machine file, but currently the
 345   ## configuration name doesn't tell us enough to choose the right
 346   ## one; we need to give alliants their own operating system name to
 347   ## do this right.  When someone cares, they can help us.
 348   fx80-alliant-* )
 349     machine=alliant4 opsys=bsd4-2
 350   ;;
 351   i860-alliant-* )
 352     machine=alliant-2800 opsys=bsd4-3
 353   ;;
 354
 355   ## Alpha (DEC) machines.
 356   alpha*-dec-osf* )
 357     machine=alpha opsys=osf1
 358     # This is needed to find X11R6.1 libraries for certain tests.
 359     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 360     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 361     # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
 362     # due to non-traditional preprocessing with the current compiler
 363     # defaults.  OSF 4 can also have that compiler version, and there
 364     # seems always to have been a usable /usr/bin/cpp.
 365     NON_GNU_CPP=/usr/bin/cpp
 366     case "${canonical}" in
 367     alpha*-dec-osf[5-9]*)
 368       opsys=osf5-0 ;;
 369     esac
 370   ;;
 371
 372   alpha*-*-linux-gnu* )
 373     machine=alpha opsys=gnu-linux
 374   ;;
 375
 376   arm*-*-linux-gnu* )
 377     machine=arm opsys=gnu-linux
 378   ;;
 379
 380   ## Altos 3068
 381   m68*-altos-sysv* )
 382     machine=altos opsys=usg5-2
 383   ;;
 384
 385   ## Amdahl UTS
 386   580-amdahl-sysv* )
 387     machine=amdahl opsys=usg5-2-2
 388   ;;
 389
 390   ## Apollo, Domain/OS
 391   m68*-apollo-* )
 392     machine=apollo opsys=bsd4-3
 393   ;;
 394
 395   ## Apple Darwin / Mac OS X
 396   *-apple-darwin* )
 397     case "${canonical}" in
 398       i[3456]86-* )  machine=intel386 ;;
 399       powerpc-* )    machine=powermac ;;
 400       * )            unported=yes ;;
 401     esac
 402     opsys=darwin
 403     # Define CPP as follows to make autoconf work correctly.
 404     CPP="${CC-cc} -E -no-cpp-precomp"
 405     # Use fink packages if available.
 406     if test -d /sw/include && test -d /sw/lib; then
 407       GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib"
 408       CPP="${CPP} ${GCC_TEST_OPTIONS}"
 409       NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS}
 410     fi
 411   ;;
 412
 413   ## AT&T 3b2, 3b5, 3b15, 3b20
 414   we32k-att-sysv* )
 415     machine=att3b opsys=usg5-2-2
 416   ;;
 417
 418   ## AT&T 3b1 - The Mighty Unix PC!
 419   m68*-att-sysv* )
 420     machine=7300 opsys=usg5-2-2
 421   ;;
 422
 423   ## Bull dpx20
 424   rs6000-bull-bosx* )
 425     machine=ibmrs6000 opsys=aix3-2
 426   ;;
 427
 428   ## Bull dpx2
 429   m68*-bull-sysv3* )
 430     machine=dpx2 opsys=usg5-3
 431   ;;
 432
 433   ## Bull sps7
 434   m68*-bull-sysv2* )
 435     machine=sps7 opsys=usg5-2
 436   ;;
 437
 438   ## CCI 5/32, 6/32 -- see "Tahoe".
 439
 440   ## Celerity
 441   ## I don't know what configuration name to use for this; config.sub
 442   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 443   ## in touch with us!
 444   celerity-celerity-bsd* )
 445     machine=celerity opsys=bsd4-2
 446   ;;
 447
 448   ## Clipper
 449   ## What operating systems does this chip run that Emacs has been
 450   ## tested on?
 451   clipper-* )
 452     machine=clipper
 453     ## We'll use the catch-all code at the bottom to guess the
 454     ## operating system.
 455   ;;
 456
 457   ## Compaq Nonstop
 458   mips-compaq-nonstopux* )
 459     machine=nonstopux opsys=nonstopux
 460     ;;
 461
 462   ## Convex
 463   *-convex-bsd* | *-convex-convexos* )
 464     machine=convex opsys=bsd4-3
 465     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 466     NON_GNU_CPP="cc -E -P"
 467   ;;
 468
 469   ## Cubix QBx/386
 470   i[3456]86-cubix-sysv* )
 471     machine=intel386 opsys=usg5-3
 472   ;;
 473
 474   ## Cydra 5
 475   cydra*-cydrome-sysv* )
 476     machine=cydra5 opsys=usg5-3
 477   ;;
 478
 479   ## Data General AViiON Machines
 480   ## DG changed naming conventions with the release of 5.4.4.10, they
 481   ## dropped the initial 5.4 but left the intervening R.  Because of the
 482   ## R this shouldn't conflict with older versions of the OS (which I
 483   ## think were named like dgux4.*). In addition, DG new AViiONs series
 484   ## uses either Motorola M88k or Intel Pentium CPUs.
 485   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 486     machine=aviion opsys=dgux4
 487   ;;
 488   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 489     ## This name is dgux5-4-3 instead of dgux5-4r3
 490     ## to avoid a file name conflict on MSDOS.
 491     machine=aviion opsys=dgux5-4-3
 492   ;;
 493   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 494     machine=aviion opsys=dgux5-4r2
 495   ;;
 496   m88k-dg-dgux* )
 497     machine=aviion opsys=dgux
 498   ;;
 499
 500   ## Data General AViiON Intel (x86) Machines
 501   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 502   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 503   i[345]86-dg-dguxR4* )
 504     machine=aviion-intel opsys=dgux4
 505   ;;
 506
 507   ## DECstations
 508   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 509     machine=pmax opsys=bsd4-2
 510   ;;
 511   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 512     machine=pmax opsys=bsd4-3
 513   ;;
 514   mips-dec-ultrix* )
 515     machine=pmax opsys=ultrix4-3
 516   ;;
 517   mips-dec-osf* )
 518     machine=pmax opsys=osf1
 519   ;;
 520   mips-dec-mach_bsd4.3* )
 521     machine=pmax opsys=mach-bsd4-3
 522   ;;
 523
 524   ## Motorola Delta machines
 525   m68k-motorola-sysv* | m68000-motorola-sysv* )
 526     machine=delta opsys=usg5-3
 527     if test -z "`type gnucc | grep 'not found'`"
 528     then
 529       if test -s /etc/167config
 530       then CC="gnucc -m68040"
 531       else CC="gnucc -m68881"
 532       fi
 533     else
 534       if test -z "`type gcc | grep 'not found'`"
 535       then CC=gcc
 536       else CC=cc
 537       fi
 538     fi
 539   ;;
 540   m88k-motorola-sysv4* )
 541     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 542     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 543     # I hope there are not other 4.0 versions for this machine
 544     # which really need usg5-4 instead.
 545     machine=delta88k opsys=usg5-4-2
 546   ;;
 547   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 548     machine=delta88k opsys=usg5-3
 549   ;;
 550
 551   ## Dual machines
 552   m68*-dual-sysv* )
 553     machine=dual opsys=usg5-2
 554   ;;
 555   m68*-dual-uniplus* )
 556     machine=dual opsys=unipl5-2
 557   ;;
 558
 559   ## Elxsi 6400
 560   elxsi-elxsi-sysv* )
 561     machine=elxsi opsys=usg5-2
 562   ;;
 563
 564   ## Encore machines
 565   ns16k-encore-bsd* )
 566     machine=ns16000 opsys=umax
 567   ;;
 568
 569   ## The GEC 63 - apparently, this port isn't really finished yet.
 570   #  I'm sure we finished off the last of the machines, though.  -- fx
 571
 572   ## Gould Power Node and NP1
 573   pn-gould-bsd4.2* )
 574     machine=gould opsys=bsd4-2
 575   ;;
 576   pn-gould-bsd4.3* )
 577     machine=gould opsys=bsd4-3
 578   ;;
 579   np1-gould-bsd* )
 580     machine=gould-np1 opsys=bsd4-3
 581   ;;
 582
 583   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 584   ## as far as Emacs is concerned).
 585   m88k-harris-cxux* )
 586     # Build needs to be different on 7.0 and later releases
 587     case "`uname -r`" in
 588        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 589        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 590     esac
 591     NON_GNU_CPP="/lib/cpp"
 592   ;;
 593   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 594   m68k-harris-cxux* )
 595     machine=nh3000 opsys=cxux
 596   ;;
 597   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 598   powerpc-harris-powerunix )
 599     machine=nh6000 opsys=powerunix
 600     NON_GNU_CPP="cc -Xo -E -P"
 601   ;;
 602   ## SR2001/SR2201 running HI-UX/MPP
 603   hppa1.1-hitachi-hiuxmpp* )
 604     machine=sr2k opsys=hiuxmpp
 605   ;;
 606   hppa1.1-hitachi-hiuxwe2* )
 607     machine=sr2k opsys=hiuxwe2
 608   ;;
 609   ## Honeywell XPS100
 610   xps*-honeywell-sysv* )
 611     machine=xps100 opsys=usg5-2
 612   ;;
 613
 614   ## HP 9000 series 200 or 300
 615   m68*-hp-bsd* )
 616     machine=hp9000s300 opsys=bsd4-3
 617   ;;
 618   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 619   m68*-hp-hpux* )
 620     case "`uname -r`" in
 621       ## Someone's system reports A.B8.05 for this.
 622       ## I wonder what other possibilities there are.
 623       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 624       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 625       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 626       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 627       *) machine=hp9000s300 opsys=hpux ;;
 628     esac
 629   ;;
 630
 631   ## HP 9000 series 700 and 800, running HP/UX
 632   hppa*-hp-hpux7* )
 633     machine=hp800 opsys=hpux
 634   ;;
 635   hppa*-hp-hpux8* )
 636     machine=hp800 opsys=hpux8
 637   ;;
 638   hppa*-hp-hpux9shr* )
 639     machine=hp800 opsys=hpux9shr
 640   ;;
 641   hppa*-hp-hpux9* )
 642     machine=hp800 opsys=hpux9
 643   ;;
 644   hppa*-hp-hpux10.2* )
 645     machine=hp800 opsys=hpux10-20
 646   ;;
 647   hppa*-hp-hpux10* )
 648     machine=hp800 opsys=hpux10
 649   ;;
 650   hppa*-hp-hpux1[1-9]* )
 651     machine=hp800 opsys=hpux11
 652     CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS"
 653   ;;
 654
 655   hppa*-*-linux-gnu* )
 656     machine=hp800 opsys=gnu-linux
 657   ;;
 658
 659   ## HP 9000 series 700 and 800, running HP/UX
 660   hppa*-hp-hpux* )
 661     ## Cross-compilation?  Nah!
 662     case "`uname -r`" in
 663       ## Someone's system reports A.B8.05 for this.
 664       ## I wonder what other possibilities there are.
 665       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 666       *.08.* ) machine=hp800 opsys=hpux8 ;;
 667       *.09.* ) machine=hp800 opsys=hpux9 ;;
 668       *) machine=hp800 opsys=hpux10 ;;
 669     esac
 670   ;;
 671   hppa*-*-nextstep* )
 672     machine=hp800 opsys=nextstep
 673   ;;
 674
 675   ## Orion machines
 676   orion-orion-bsd* )
 677     machine=orion opsys=bsd4-2
 678   ;;
 679   clipper-orion-bsd* )
 680     machine=orion105 opsys=bsd4-2
 681   ;;
 682
 683   ## IBM machines
 684   i[3456]86-ibm-aix1.1* )
 685     machine=ibmps2-aix opsys=usg5-2-2
 686   ;;
 687   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 688     machine=ibmps2-aix opsys=usg5-3
 689   ;;
 690   i370-ibm-aix*)
 691     machine=ibm370aix opsys=usg5-3
 692   ;;
 693   s390-*-linux-gnu* )
 694     machine=ibms390 opsys=gnu-linux
 695   ;;
 696   s390x-*-linux-gnu* )
 697     machine=ibms390x opsys=gnu-linux
 698   ;;
 699   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 700     machine=ibmrs6000 opsys=aix3-1
 701   ;;
 702   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 703     machine=ibmrs6000 opsys=aix3-2-5
 704   ;;
 705   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 706     machine=ibmrs6000 opsys=aix4-1
 707   ;;
 708   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 709     machine=ibmrs6000 opsys=aix4-2
 710   ;;
 711   rs6000-ibm-aix4.3* | powerpc-ibm-aix4.3*  )
 712     machine=ibmrs6000 opsys=aix4-2
 713   ;;
 714   rs6000-ibm-aix5* | powerpc-ibm-aix5*  )
 715     machine=ibmrs6000 opsys=aix4-2
 716   ;;
 717   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 718     machine=ibmrs6000 opsys=aix4
 719   ;;
 720   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 721     machine=ibmrs6000 opsys=aix4-1
 722   ;;
 723   rs6000-ibm-aix* | powerpc-ibm-aix* )
 724     machine=ibmrs6000 opsys=aix3-2
 725   ;;
 726   romp-ibm-bsd4.3* )
 727     machine=ibmrt opsys=bsd4-3
 728   ;;
 729   romp-ibm-bsd4.2* )
 730     machine=ibmrt opsys=bsd4-2
 731   ;;
 732   romp-ibm-aos4.3* )
 733     machine=ibmrt opsys=bsd4-3
 734   ;;
 735   romp-ibm-aos4.2* )
 736     machine=ibmrt opsys=bsd4-2
 737   ;;
 738   romp-ibm-aos* )
 739     machine=ibmrt opsys=bsd4-3
 740   ;;
 741   romp-ibm-bsd* )
 742     machine=ibmrt opsys=bsd4-3
 743   ;;
 744   romp-ibm-aix* )
 745     machine=ibmrt-aix opsys=usg5-2-2
 746   ;;
 747
 748   ## Integrated Solutions `Optimum V'
 749   m68*-isi-bsd4.2* )
 750     machine=isi-ov opsys=bsd4-2
 751   ;;
 752   m68*-isi-bsd4.3* )
 753     machine=isi-ov opsys=bsd4-3
 754   ;;
 755
 756   ## Intel 386 machines where we do care about the manufacturer
 757   i[3456]86-intsys-sysv* )
 758     machine=is386 opsys=usg5-2-2
 759   ;;
 760
 761   ## Prime EXL
 762   i[3456]86-prime-sysv* )
 763     machine=i386 opsys=usg5-3
 764   ;;
 765
 766   ## Sequent Symmetry running Dynix
 767   i[3456]86-sequent-bsd* )
 768     machine=symmetry opsys=bsd4-3
 769   ;;
 770
 771   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 772   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 773     machine=sequent-ptx opsys=ptx4
 774     NON_GNU_CPP=/lib/cpp
 775   ;;
 776
 777   ## Sequent Symmetry running DYNIX/ptx
 778   ## Use the old cpp rather than the newer ANSI one.
 779   i[3456]86-sequent-ptx* )
 780     machine=sequent-ptx opsys=ptx
 781     NON_GNU_CPP="/lib/cpp"
 782   ;;
 783
 784   ## ncr machine running svr4.3.
 785   i[3456]86-ncr-sysv4.3 )
 786     machine=ncr386 opsys=usg5-4-3
 787   ;;
 788
 789   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 790   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 791   i[3456]86-ncr-sysv* )
 792     machine=ncr386 opsys=usg5-4-2
 793   ;;
 794
 795   ## Intel Paragon OSF/1
 796   i860-intel-osf1* )
 797     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 798   ;;
 799
 800   ## Intel 860
 801   i860-*-sysv4* )
 802     machine=i860 opsys=usg5-4
 803     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 804     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 805   ;;
 806
 807   ## Macintosh PowerPC
 808   powerpc*-*-linux-gnu* )
 809     machine=macppc opsys=gnu-linux
 810   ;;
 811
 812   ## Masscomp machines
 813   m68*-masscomp-rtu* )
 814     machine=masscomp opsys=rtu
 815   ;;
 816
 817   ## Megatest machines
 818   m68*-megatest-bsd* )
 819     machine=mega68 opsys=bsd4-2
 820   ;;
 821
 822   ## Workstations sold by MIPS
 823   ## This is not necessarily all workstations using the MIPS processor -
 824   ## Irises are produced by SGI, and DECstations by DEC.
 825
 826   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 827   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 828   ## it gives for choosing between the alternatives seems to be "Use
 829   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 830   ## the BSD world."  I'll assume that these are instructions for
 831   ## handling two odd situations, and that every other situation
 832   ## should use mips.h and usg5-2-2, they being listed first.
 833   mips-mips-usg* )
 834     machine=mips4
 835     ## Fall through to the general code at the bottom to decide on the OS.
 836   ;;
 837   mips-mips-riscos4* )
 838     machine=mips4 opsys=bsd4-3
 839     NON_GNU_CC="cc -systype bsd43"
 840     NON_GNU_CPP="cc -systype bsd43 -E"
 841   ;;
 842   mips-mips-riscos5* )
 843     machine=mips4 opsys=riscos5
 844     NON_GNU_CC="cc -systype bsd43"
 845     NON_GNU_CPP="cc -systype bsd43 -E"
 846   ;;
 847   mips-mips-bsd* )
 848     machine=mips opsys=bsd4-3
 849   ;;
 850   mips-mips-* )
 851     machine=mips opsys=usg5-2-2
 852   ;;
 853
 854   ## NeXT
 855   m68*-next-* | m68k-*-nextstep* )
 856     machine=m68k opsys=nextstep
 857   ;;
 858
 859   ## The complete machine from National Semiconductor
 860   ns32k-ns-genix* )
 861     machine=ns32000 opsys=usg5-2
 862   ;;
 863
 864   ## NCR machines
 865   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 866     machine=tower32 opsys=usg5-2-2
 867   ;;
 868   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 869     machine=tower32v3 opsys=usg5-3
 870   ;;
 871
 872   ## NEC EWS4800
 873   mips-nec-sysv4*)
 874   machine=ews4800 opsys=ux4800
 875   ;;
 876
 877   ## Nixdorf Targon 31
 878   m68*-nixdorf-sysv* )
 879     machine=targon31 opsys=usg5-2-2
 880   ;;
 881
 882   ## Nu (TI or LMI)
 883   m68*-nu-sysv* )
 884     machine=nu opsys=usg5-2
 885   ;;
 886
 887   ## Plexus
 888   m68*-plexus-sysv* )
 889     machine=plexus opsys=usg5-2
 890   ;;
 891
 892   ## Pyramid machines
 893   ## I don't really have any idea what sort of processor the Pyramid has,
 894   ## so I'm assuming it is its own architecture.
 895   pyramid-pyramid-bsd* )
 896     machine=pyramid opsys=bsd4-2
 897   ;;
 898
 899   ## Sequent Balance
 900   ns32k-sequent-bsd4.2* )
 901     machine=sequent opsys=bsd4-2
 902   ;;
 903   ns32k-sequent-bsd4.3* )
 904     machine=sequent opsys=bsd4-3
 905   ;;
 906
 907   ## Siemens Nixdorf
 908   mips-siemens-sysv* | mips-sni-sysv*)
 909     machine=mips-siemens opsys=usg5-4
 910     NON_GNU_CC=/usr/ccs/bin/cc
 911     NON_GNU_CPP=/usr/ccs/lib/cpp
 912   ;;
 913
 914   ## Silicon Graphics machines
 915   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 916   m68*-sgi-iris3.5* )
 917     machine=irist opsys=iris3-5
 918   ;;
 919   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 920     machine=irist opsys=iris3-6
 921   ;;
 922   ## Iris 4D
 923   mips-sgi-irix3* )
 924     machine=iris4d opsys=irix3-3
 925   ;;
 926   mips-sgi-irix4* )
 927     machine=iris4d opsys=irix4-0
 928   ;;
 929   mips-sgi-irix6.5 )
 930     machine=iris4d opsys=irix6-5
 931     # Without defining _LANGUAGE_C, things get masked out in the headers
 932     # so that, for instance, grepping for `free' in stdlib.h fails and
 933     # AC_HEADER_STD_C fails.   (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
 934     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 935     NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
 936   ;;
 937   mips-sgi-irix6* )
 938     machine=iris4d opsys=irix6-0
 939     # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
 940     # but presumably it does no harm.
 941     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 942     # -32 probably isn't necessary in later v.6s -- anyone know which?
 943     NON_GCC_TEST_OPTIONS=-32
 944   ;;
 945   mips-sgi-irix5.[01]* )
 946     machine=iris4d opsys=irix5-0
 947   ;;
 948   mips-sgi-irix5* | mips-sgi-irix* )
 949     machine=iris4d opsys=irix5-2
 950   ;;
 951
 952   ## SONY machines
 953   m68*-sony-bsd4.2* )
 954     machine=news opsys=bsd4-2
 955   ;;
 956   m68*-sony-bsd4.3* )
 957     machine=news opsys=bsd4-3
 958   ;;
 959   m68*-sony-newsos3* | m68*-sony-news3*)
 960     machine=news opsys=bsd4-3
 961   ;;
 962   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 963     machine=news-risc opsys=bsd4-3
 964   ;;
 965   mips-sony-newsos6* )
 966     machine=news-r6 opsys=newsos6
 967   ;;
 968   mips-sony-news* )
 969     machine=news-risc opsys=newsos5
 970   ;;
 971
 972   ## Stride
 973   m68*-stride-sysv* )
 974     machine=stride opsys=usg5-2
 975   ;;
 976
 977   ## Suns
 978   sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
 979     machine=sparc opsys=gnu-linux
 980   ;;
 981
 982   *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 983     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 984     | rs6000-*-solaris2*)
 985     case "${canonical}" in
 986       m68*-sunos1* )    machine=sun1 ;;
 987       m68*-sunos2* )    machine=sun2 ;;
 988       m68* )            machine=sun3 ;;
 989       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 990       i[3456]86-*-* )     machine=intel386 ;;
 991       amd64-*-*|x86_64-*-*)     machine=amdx86-64 ;;
 992       powerpcle* )      machine=powerpcle ;;
 993       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 994       sparc* )          machine=sparc ;;
 995       * )               unported=yes ;;
 996     esac
 997     case "${canonical}" in
 998       ## The Sun386 didn't get past 4.0.
 999       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
1000       *-sunos4.0*         ) opsys=sunos4-0 ;;
1001       *-sunos4.1.[3-9]*noshare )
1002                 ## This name is sunos413 instead of sunos4-1-3
1003                 ## to avoid a file name conflict on MSDOS.
1004                 opsys=sunos413
1005                 NON_GNU_CPP=/usr/lib/cpp
1006                 NON_GCC_TEST_OPTIONS=-Bstatic
1007                 GCC_TEST_OPTIONS=-static
1008                 ;;
1009       *-sunos4.1.[3-9]* | *-sunos4shr*)
1010                 opsys=sunos4shr
1011                 NON_GNU_CPP=/usr/lib/cpp
1012                 ;;
1013       *-sunos4* | *-sunos )
1014                 opsys=sunos4-1
1015                 NON_GCC_TEST_OPTIONS=-Bstatic
1016                 GCC_TEST_OPTIONS=-static
1017                 ;;
1018       *-sunos5.3* | *-solaris2.3* )
1019                 opsys=sol2-3
1020                 NON_GNU_CPP=/usr/ccs/lib/cpp
1021                 ;;
1022       *-sunos5.4* | *-solaris2.4* )
1023                 opsys=sol2-4
1024                 NON_GNU_CPP=/usr/ccs/lib/cpp
1025                 RANLIB="ar -ts"
1026                 ;;
1027       *-sunos5.5* | *-solaris2.5* )
1028                 opsys=sol2-5
1029                 NON_GNU_CPP=/usr/ccs/lib/cpp
1030                 RANLIB="ar -ts"
1031                 ;;
1032       *-sunos5.6* | *-solaris2.6* )
1033                 opsys=sol2-6
1034                 NON_GNU_CPP=/usr/ccs/lib/cpp
1035                 RANLIB="ar -ts"
1036                 ;;
1037       *-sunos5* | *-solaris* )
1038                 opsys=sol2-6
1039                 emacs_check_sunpro_c=yes
1040                 NON_GNU_CPP=/usr/ccs/lib/cpp
1041                 ;;
1042       *                   ) opsys=bsd4-2   ;;
1043     esac
1044     ## Watch out for a compiler that we know will not work.
1045     case "${canonical}" in
1046      *-solaris* | *-sunos5* )
1047                 if [ "x$CC" = x/usr/ucb/cc ]; then
1048                   ## /usr/ucb/cc doesn't work;
1049                   ## we should find some other compiler that does work.
1050                   unset CC
1051                 fi
1052                 ;;
1053       *) ;;
1054     esac
1055   ;;
1056   sparc-*-nextstep* )
1057     machine=sparc opsys=nextstep
1058   ;;
1059
1060   ## Tadpole 68k
1061   m68*-tadpole-sysv* )
1062     machine=tad68k opsys=usg5-3
1063   ;;
1064
1065   ## Tahoe machines
1066   tahoe-tahoe-bsd4.2* )
1067     machine=tahoe opsys=bsd4-2
1068   ;;
1069   tahoe-tahoe-bsd4.3* )
1070     machine=tahoe opsys=bsd4-3
1071   ;;
1072
1073   ## Tandem Integrity S2
1074   mips-tandem-sysv* )
1075     machine=tandem-s2 opsys=usg5-3
1076   ;;
1077
1078   ## Tektronix XD88
1079   m88k-tektronix-sysv3* )
1080   machine=tekxd88 opsys=usg5-3
1081   ;;
1082
1083   ## Tektronix 16000 box (6130?)
1084   ns16k-tektronix-bsd* )
1085     machine=ns16000 opsys=bsd4-2
1086   ;;
1087   ## Tektronix 4300
1088   ## src/m/tek4300.h hints that this is a m68k machine.
1089   m68*-tektronix-bsd* )
1090     machine=tek4300 opsys=bsd4-3
1091   ;;
1092
1093   ## Titan P2 or P3
1094   ## We seem to have lost the machine-description file titan.h!
1095   titan-titan-sysv* )
1096     machine=titan opsys=usg5-3
1097   ;;
1098
1099   ## Ustation E30 (SS5E)
1100   m68*-unisys-uniplus* )
1101     machine=ustation opsystem=unipl5-2
1102   ;;
1103
1104   ## Vaxen.
1105   vax-dec-* )
1106     machine=vax
1107     case "${canonical}" in
1108       *-bsd4.1* )                                       opsys=bsd4-1 ;;
1109       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
1110       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
1111       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
1112       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
1113       *-vms* )                                          opsys=vms ;;
1114       * )                                               unported=yes
1115     esac
1116   ;;
1117
1118   ## Whitechapel MG1
1119   ns16k-whitechapel-* )
1120     machine=mg1
1121     ## We don't know what sort of OS runs on these; we'll let the
1122     ## operating system guessing code below try.
1123   ;;
1124
1125   ## Wicat
1126   m68*-wicat-sysv* )
1127     machine=wicat opsys=usg5-2
1128   ;;
1129
1130   ## IA-64
1131   ia64*-*-linux* )
1132     machine=ia64 opsys=gnu-linux
1133   ;;
1134
1135   ## Intel 386 machines where we don't care about the manufacturer
1136   i[3456]86-*-* )
1137     machine=intel386
1138     case "${canonical}" in
1139       *-cygwin )                opsys=cygwin ;;
1140       *-darwin* )               opsys=darwin
1141                                 CPP="${CC-cc} -E -no-cpp-precomp"
1142                                 ;;
1143       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1144       *-isc2.2* )               opsys=isc2-2 ;;
1145       *-isc4.0* )               opsys=isc4-0 ;;
1146       *-isc4.* )                opsys=isc4-1
1147                                 GCC_TEST_OPTIONS=-posix
1148                                 NON_GCC_TEST_OPTIONS=-Xp
1149                                 ;;
1150       *-isc* )                  opsys=isc3-0 ;;
1151       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1152       *-esix* )                 opsys=esix ;;
1153       *-xenix* )                opsys=xenix ;;
1154       *-linux-gnu* )            opsys=gnu-linux ;;
1155       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1156       *-sco3.2v5* )             opsys=sco5
1157                                 NON_GNU_CPP=/lib/cpp
1158                                 # Prevent -belf from being passed to $CPP.
1159                                 # /lib/cpp does not accept it.
1160                                 OVERRIDE_CPPFLAGS=" "
1161                                 ;;
1162       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1163       *-sysv5uw* )              opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1164       *-sysv5OpenUNIX* )        opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1165       *-386bsd* )               opsys=386bsd ;;
1166       *-nextstep* )             opsys=nextstep ;;
1167       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1168     esac
1169   ;;
1170
1171   ## m68k Linux-based GNU system
1172   m68k-*-linux-gnu* )
1173     machine=m68k opsys=gnu-linux
1174   ;;
1175
1176   ## Mips Linux-based GNU system
1177   mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1178     machine=mips opsys=gnu-linux
1179   ;;
1180
1181   ## UXP/DS
1182   sparc-fujitsu-sysv4* )
1183     machine=sparc opsys=uxpds
1184     NON_GNU_CPP=/usr/ccs/lib/cpp
1185     RANLIB="ar -ts"
1186   ;;
1187
1188   ## UXP/V
1189   f301-fujitsu-uxpv4.1)
1190     machine=f301 opsys=uxpv
1191   ;;
1192
1193   ## AMD x86-64 Linux-based GNU system
1194   x86_64-*-linux-gnu* )
1195     machine=amdx86-64 opsys=gnu-linux
1196   ;;
1197
1198   ## Tensilica Xtensa Linux-based GNU system
1199   xtensa-*-linux-gnu* )
1200     machine=xtensa opsys=gnu-linux
1201     ;;
1202
1203   * )
1204     unported=yes
1205   ;;
1206 esac
1207
1208 ### If the code above didn't choose an operating system, just choose
1209 ### an operating system based on the configuration name.  You really
1210 ### only want to use this when you have no idea what the right
1211 ### operating system is; if you know what operating systems a machine
1212 ### runs, it's cleaner to make it explicit in the case statement
1213 ### above.
1214 if test x"${opsys}" = x; then
1215   case "${canonical}" in
1216     *-gnu* )                            opsys=gnu ;;
1217     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1218     *-bsd4.2 )                          opsys=bsd4-2 ;;
1219     *-bsd4.3 )                          opsys=bsd4-3 ;;
1220     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1221     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1222     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1223     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1224     *-sysv4.2uw* )                      opsys=unixware ;;
1225     *-sysv5uw* )                        opsys=unixware ;;
1226     *-sysv5OpenUNIX* )                  opsys=unixware ;;
1227     *-sysv4.1* | *-sysvr4.1* )
1228         NON_GNU_CPP=/usr/lib/cpp
1229         opsys=usg5-4 ;;
1230     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1231         if [ x$NON_GNU_CPP = x ]; then
1232           if [ -f /usr/ccs/lib/cpp ]; then
1233             NON_GNU_CPP=/usr/ccs/lib/cpp
1234           else
1235             NON_GNU_CPP=/lib/cpp
1236           fi
1237         fi
1238         opsys=usg5-4-2 ;;
1239     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1240     * )
1241       unported=yes
1242     ;;
1243   esac
1244 fi
1245
1246 ]
1247 dnl quotation ends
1248
1249 if test $unported = yes; then
1250   AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1251 Check `etc/MACHINES' for recognized configuration names.])
1252 fi
1253
1254 machfile="m/${machine}.h"
1255 opsysfile="s/${opsys}.h"
1256
1257
1258 #### Choose a compiler.
1259 test -n "$CC" && cc_specified=yes
1260
1261 # Save the value of CFLAGS that the user specified.
1262 SPECIFIED_CFLAGS="$CFLAGS"
1263
1264 case ${with_gcc} in
1265   "yes" ) CC="gcc" GCC=yes ;;
1266   "no"  ) : ${CC=cc} ;;
1267   * )
1268 esac
1269 AC_PROG_CC
1270
1271 # On Suns, sometimes $CPP names a directory.
1272 if test -n "$CPP" && test -d "$CPP"; then
1273   CPP=
1274 fi
1275
1276 ## If not using gcc, and on Solaris, and no CPP specified, see if
1277 ## using a Sun compiler, which needs -Xs to prevent whitespace.
1278 if test x"$GCC" != xyes && test x"$emacs_check_sunpro_c" = xyes && \
1279  test x"$CPP" = x; then
1280   AC_MSG_CHECKING([whether we are using a Sun C compiler])
1281   AC_CACHE_VAL(emacs_cv_sunpro_c,
1282   [AC_TRY_LINK([],
1283 [#ifndef __SUNPRO_C
1284 fail;
1285 #endif
1286 ], emacs_cv_sunpro_c=yes, emacs_cv_sunpro_c=no)])
1287   AC_MSG_RESULT($emacs_cv_sunpro_c)
1288
1289   if test x"$emacs_cv_sunpro_c" = xyes; then
1290     NON_GNU_CPP="$CC -E -Xs"
1291   fi
1292 fi
1293
1294 #### Some systems specify a CPP to use unless we are using GCC.
1295 #### Now that we know whether we are using GCC, we can decide whether
1296 #### to use that one.
1297 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1298 then
1299   CPP="$NON_GNU_CPP"
1300 fi
1301
1302 #### Some systems specify a CC to use unless we are using GCC.
1303 #### Now that we know whether we are using GCC, we can decide whether
1304 #### to use that one.
1305 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1306   test x$cc_specified != xyes
1307 then
1308   CC="$NON_GNU_CC"
1309 fi
1310
1311 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1312 then
1313   CC="$CC $GCC_TEST_OPTIONS"
1314 fi
1315
1316 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1317 then
1318   CC="$CC $NON_GCC_TEST_OPTIONS"
1319 fi
1320
1321 dnl checks for Unix variants
1322 AC_AIX
1323 AC_GNU_SOURCE
1324
1325 ### Use -Wno-pointer-sign if the compiler supports it
1326 AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign])
1327 SAVE_CFLAGS="$CFLAGS"
1328 CFLAGS="$CFLAGS -Wno-pointer-sign"
1329 AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
1330 if test $has_option = yes; then
1331    C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH"
1332 fi
1333 AC_MSG_RESULT($has_option)
1334 CFLAGS="$SAVE_CFLAGS"
1335 unset has_option
1336 unset SAVE_CFLAGS
1337
1338 #### Some other nice autoconf tests.
1339
1340 dnl checks for programs
1341 AC_PROG_LN_S
1342 AC_PROG_CPP
1343 AC_PROG_INSTALL
1344 if test "x$RANLIB" = x; then
1345   AC_PROG_RANLIB
1346 fi
1347 AC_PATH_PROG(INSTALL_INFO, install-info)
1348 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1349 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1350 dnl Don't use GZIP, which is used by gzip for additional parameters.
1351 AC_PATH_PROG(GZIP_PROG, gzip)
1352
1353 dnl Add our options to ac_link now, after it is set up.
1354
1355 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1356 then
1357   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1358 fi
1359
1360 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1361 then
1362   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1363 fi
1364
1365 dnl We need -znocombreloc if we're using a relatively recent GNU ld.
1366 dnl If we can link with the flag, it shouldn't do any harm anyhow.
1367 dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.)
1368 dnl Treat GCC specially since it just gives a non-fatal `unrecognized option'
1369 dnl if not built to support GNU ld.
1370
1371 late_LDFLAGS=$LDFLAGS
1372 if test "$GCC" = yes; then
1373   LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
1374 else
1375   LDFLAGS="$LDFLAGS -znocombreloc"
1376 fi
1377
1378 AC_MSG_CHECKING([for -znocombreloc])
1379 AC_LINK_IFELSE([main(){return 0;}],
1380   [AC_MSG_RESULT(yes)],
1381   LDFLAGS=$late_LDFLAGS
1382   [AC_MSG_RESULT(no)])
1383
1384 #### Extract some information from the operating system and machine files.
1385
1386 AC_CHECKING([the machine- and system-dependent files to find out
1387  - which libraries the lib-src programs will want, and
1388  - whether the GNU malloc routines are usable])
1389
1390 ### First figure out CFLAGS (which we use for running the compiler here)
1391 ### and REAL_CFLAGS (which we use for real compilation).
1392 ### The two are the same except on a few systems, where they are made
1393 ### different to work around various lossages.  For example,
1394 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1395 ### as implying static linking.
1396
1397 ### If the CFLAGS env var is specified, we use that value
1398 ### instead of the default.
1399
1400 ### It's not important that this name contain the PID; you can't run
1401 ### two configures in the same directory and have anything work
1402 ### anyway.
1403 tempcname="conftest.c"
1404
1405 echo '
1406 #include "'${srcdir}'/src/'${opsysfile}'"
1407 #include "'${srcdir}'/src/'${machfile}'"
1408 #ifndef LIBS_MACHINE
1409 #define LIBS_MACHINE
1410 #endif
1411 #ifndef LIBS_SYSTEM
1412 #define LIBS_SYSTEM
1413 #endif
1414 #ifndef C_SWITCH_SYSTEM
1415 #define C_SWITCH_SYSTEM
1416 #endif
1417 #ifndef C_SWITCH_MACHINE
1418 #define C_SWITCH_MACHINE
1419 #endif
1420 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1421 configure___ c_switch_system=C_SWITCH_SYSTEM
1422 configure___ c_switch_machine=C_SWITCH_MACHINE
1423
1424 #ifndef LIB_X11_LIB
1425 #define LIB_X11_LIB -lX11
1426 #endif
1427
1428 #ifndef LIBX11_MACHINE
1429 #define LIBX11_MACHINE
1430 #endif
1431
1432 #ifndef LIBX11_SYSTEM
1433 #define LIBX11_SYSTEM
1434 #endif
1435 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1436
1437 #ifdef UNEXEC
1438 configure___ unexec=UNEXEC
1439 #else
1440 configure___ unexec=unexec.o
1441 #endif
1442
1443 #ifdef SYSTEM_MALLOC
1444 configure___ system_malloc=yes
1445 #else
1446 configure___ system_malloc=no
1447 #endif
1448
1449 #ifdef USE_MMAP_FOR_BUFFERS
1450 configure___ use_mmap_for_buffers=yes
1451 #else
1452 configure___ use_mmap_for_buffers=no
1453 #endif
1454
1455 #ifndef C_DEBUG_SWITCH
1456 #define C_DEBUG_SWITCH -g
1457 #endif
1458
1459 #ifndef C_OPTIMIZE_SWITCH
1460 #ifdef __GNUC__
1461 #define C_OPTIMIZE_SWITCH -O2
1462 #else
1463 #define C_OPTIMIZE_SWITCH -O
1464 #endif
1465 #endif
1466
1467 #ifndef C_WARNINGS_SWITCH
1468 #define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH}
1469 #endif
1470
1471 #ifndef LD_SWITCH_MACHINE
1472 #define LD_SWITCH_MACHINE
1473 #endif
1474
1475 #ifndef LD_SWITCH_SYSTEM
1476 #define LD_SWITCH_SYSTEM
1477 #endif
1478
1479 #ifndef LD_SWITCH_X_SITE_AUX
1480 #define LD_SWITCH_X_SITE_AUX
1481 #endif
1482
1483 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1484 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1485
1486 #ifdef THIS_IS_CONFIGURE
1487
1488 /* Get the CFLAGS for tests in configure.  */
1489 #ifdef __GNUC__
1490 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1491 #else
1492 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1493 #endif
1494
1495 #else /* not THIS_IS_CONFIGURE */
1496
1497 /* Get the CFLAGS for real compilation.  */
1498 #ifdef __GNUC__
1499 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH '${SPECIFIED_CFLAGS}'
1500 #else
1501 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1502 #endif
1503
1504 #endif /* not THIS_IS_CONFIGURE */
1505 ' > ${tempcname}
1506
1507 # The value of CPP is a quoted variable reference, so we need to do this
1508 # to get its actual value...
1509 CPP=`eval "echo $CPP"`
1510 [eval `${CPP} -Isrc ${tempcname} \
1511        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1512 if test "x$SPECIFIED_CFLAGS" = x; then
1513   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1514          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1515 else
1516   REAL_CFLAGS="$CFLAGS"
1517 fi]
1518 rm ${tempcname}
1519
1520 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1521
1522 ### Make sure subsequent tests use flags consistent with the build flags.
1523
1524 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1525   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1526 else
1527   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1528 fi
1529
1530 dnl For AC_FUNC_GETLOADAVG, at least:
1531 AC_CONFIG_LIBOBJ_DIR(src)
1532
1533 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1534 AC_SYS_LARGEFILE
1535
1536
1537 ### The standard library on x86-64 GNU/Linux distributions can
1538 ### be located in either /usr/lib64 or /usr/lib.
1539 case "${canonical}" in
1540   x86_64-*-linux-gnu* )
1541     if test -d /usr/lib64; then
1542       AC_DEFINE(HAVE_X86_64_LIB64_DIR, 1,
1543         [Define to 1 if the file /usr/lib64 exists.])
1544 fi
1545 esac
1546
1547 dnl This function defintion taken from Gnome 2.0
1548 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1549 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1550 dnl also defines GSTUFF_PKG_ERRORS on error
1551 AC_DEFUN([PKG_CHECK_MODULES], [
1552   succeeded=no
1553
1554   if test -z "$PKG_CONFIG"; then
1555     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1556   fi
1557
1558   if test "$PKG_CONFIG" = "no" ; then
1559      ifelse([$4], , [AC_MSG_ERROR([
1560       *** The pkg-config script could not be found. Make sure it is in your path, or give the full path to pkg-config with the PKG_CONFIG environment variable or --with-pkg-config-prog.  Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config.])], [$4])
1561   else
1562      PKG_CONFIG_MIN_VERSION=0.9.0
1563      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1564         AC_MSG_CHECKING(for $2)
1565
1566         if $PKG_CONFIG --exists "$2" 2>&AS_MESSAGE_LOG_FD; then
1567             AC_MSG_RESULT(yes)
1568             succeeded=yes
1569
1570             AC_MSG_CHECKING($1_CFLAGS)
1571             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"|sed -e 's,///*,/,g'`
1572             AC_MSG_RESULT($$1_CFLAGS)
1573
1574             AC_MSG_CHECKING($1_LIBS)
1575             $1_LIBS=`$PKG_CONFIG --libs "$2"|sed -e 's,///*,/,g'`
1576             AC_MSG_RESULT($$1_LIBS)
1577         else
1578             AC_MSG_RESULT(no)
1579             $1_CFLAGS=""
1580             $1_LIBS=""
1581             ## If we have a custom action on failure, don't print errors, but
1582             ## do set a variable so people can do so.
1583             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1584             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1585         fi
1586
1587         AC_SUBST($1_CFLAGS)
1588         AC_SUBST($1_LIBS)
1589      else
1590         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1591         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1592      fi
1593   fi
1594
1595   if test $succeeded = yes; then
1596      ifelse([$3], , :, [$3])
1597   else
1598      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.])], [$4])
1599   fi
1600 ])
1601
1602
1603 if test "${with_sound}" != "no"; then
1604   # Sound support for GNU/Linux and the free BSDs.
1605   AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1606   # Emulation library used on NetBSD.
1607   AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1608   AC_SUBST(LIBSOUND)
1609
1610   ALSA_REQUIRED=1.0.0
1611   ALSA_MODULES="alsa >= $ALSA_REQUIRED"
1612   dnl Check if --with-pkg-config-prog has been given.
1613   if test "X${with_pkg_config_prog}" != X; then
1614     PKG_CONFIG="${with_pkg_config_prog}"
1615   fi
1616   PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no)
1617   if test $HAVE_ALSA = yes; then
1618     SAVE_CFLAGS="$CFLAGS"
1619     SAVE_LDFLAGS="$LDFLAGS"
1620     CFLAGS="$ALSA_CFLAGS $CFLAGS"
1621     LDFLAGS="$ALSA_LIBS $LDFLAGS"
1622     AC_TRY_COMPILE([#include <asoundlib.h>], [snd_lib_error_set_handler (0);],
1623                     emacs_alsa_normal=yes,
1624                     emacs_alsa_normal=no)
1625     if test "$emacs_alsa_normal" != yes; then
1626       AC_TRY_COMPILE([#include <alsa/asoundlib.h>],
1627                      [snd_lib_error_set_handler (0);],
1628                      emacs_alsa_subdir=yes,
1629                      emacs_alsa_subdir=no)
1630       if test "$emacs_alsa_subdir" != yes; then
1631         AC_MSG_ERROR([pkg-config found alsa, but it does not compile.  See config.log for error messages.])
1632       fi
1633       ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE"
1634     fi
1635
1636     CFLAGS="$SAVE_CFLAGS"
1637     LDFLAGS="$SAVE_LDFLAGS"
1638     LIBSOUND="$LIBSOUND $ALSA_LIBS"
1639     CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS"
1640     AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.])
1641   fi
1642   AC_SUBST(CFLAGS_SOUND)
1643 fi
1644
1645 dnl checks for header files
1646 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1647   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1648   termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1649   sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \
1650   sys/utsname.h pwd.h)
1651
1652 AC_MSG_CHECKING(if personality LINUX32 can be set)
1653 AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
1654                emacs_cv_personality_linux32=yes,
1655                emacs_cv_personality_linux32=no)
1656 AC_MSG_RESULT($emacs_cv_personality_linux32)
1657
1658 if test $emacs_cv_personality_linux32 = yes; then
1659   AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
1660             [Define to 1 if personality LINUX32 can be set.])
1661 fi
1662
1663 dnl On Solaris 8 there's a compilation warning for term.h because
1664 dnl it doesn't define `bool'.
1665 AC_CHECK_HEADERS(term.h, , , -)
1666 AC_HEADER_STDC
1667 AC_HEADER_TIME
1668 AC_CHECK_DECLS([sys_siglist])
1669 if test $ac_cv_have_decl_sys_siglist != yes; then
1670   # For Tru64, at least:
1671   AC_CHECK_DECLS([__sys_siglist])
1672   if test $ac_cv_have_decl___sys_siglist = yes; then
1673     AC_DEFINE(sys_siglist, __sys_siglist,
1674               [Define to any substitute for sys_siglist.])
1675   fi
1676 fi
1677 AC_HEADER_SYS_WAIT
1678
1679 dnl Some systems have utime.h but don't declare the struct anyplace.
1680 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1681 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1682 #include <sys/time.h>
1683 #include <time.h>
1684 #else
1685 #ifdef HAVE_SYS_TIME_H
1686 #include <sys/time.h>
1687 #else
1688 #include <time.h>
1689 #endif
1690 #endif
1691 #ifdef HAVE_UTIME_H
1692 #include <utime.h>
1693 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1694   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1695 if test $emacs_cv_struct_utimbuf = yes; then
1696   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1697 fi
1698
1699 dnl checks for typedefs
1700 AC_TYPE_SIGNAL
1701
1702 dnl Check for speed_t typedef.
1703 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1704   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1705     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1706 if test $emacs_cv_speed_t = yes; then
1707   AC_DEFINE(HAVE_SPEED_T, 1,
1708            [Define to 1 if `speed_t' is declared by <termios.h>.])
1709 fi
1710
1711 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1712 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1713 #include <sys/time.h>
1714 #include <time.h>
1715 #else
1716 #ifdef HAVE_SYS_TIME_H
1717 #include <sys/time.h>
1718 #else
1719 #include <time.h>
1720 #endif
1721 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1722   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1723 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1724 if test $emacs_cv_struct_timeval = yes; then
1725   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1726 fi
1727
1728 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1729 AC_TRY_COMPILE([#include <math.h>],
1730 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1731   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1732 HAVE_EXCEPTION=$emacs_cv_struct_exception
1733 if test $emacs_cv_struct_exception != yes; then
1734   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1735 fi
1736
1737 AC_CHECK_HEADERS(sys/socket.h)
1738 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1739 #if HAVE_SYS_SOCKET_H
1740 #include <sys/socket.h>
1741 #endif])
1742
1743 dnl checks for structure members
1744 AC_STRUCT_TM
1745 AC_STRUCT_TIMEZONE
1746 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1747                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1748                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1749                 [#include <time.h>])
1750 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1751                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1752                   struct ifreq.ifr_addr], , ,
1753                  [AC_INCLUDES_DEFAULT
1754 #if HAVE_SYS_SOCKET_H
1755 #include <sys/socket.h>
1756 #endif
1757 #if HAVE_NET_IF_H
1758 #include <net/if.h>
1759 #endif])
1760
1761 dnl checks for compiler characteristics
1762
1763 dnl Testing __STDC__ to determine prototype support isn't good enough.
1764 dnl DEC C, for instance, doesn't define it with default options, and
1765 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1766 dnl and void *.
1767 AC_C_PROTOTYPES
1768 AC_C_VOLATILE
1769 AC_C_CONST
1770 dnl This isn't useful because we can't turn on use of `inline' unless
1771 dnl the compiler groks `extern inline'.
1772 dnl AC_C_INLINE
1773 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1774   [AC_TRY_COMPILE(, [void * foo;],
1775                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1776 if test $emacs_cv_void_star = yes; then
1777   AC_DEFINE(POINTER_TYPE, void)
1778 else
1779   AC_DEFINE(POINTER_TYPE, char)
1780 fi
1781 AH_TEMPLATE(POINTER_TYPE,
1782             [Define as `void' if your compiler accepts `void *'; otherwise
1783              define as `char'.])dnl
1784
1785
1786
1787 dnl This could be used for targets which can have both byte sexes.
1788 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1789 dnl AC_C_BIGENDIAN
1790
1791 dnl check for Make feature
1792 AC_PROG_MAKE_SET
1793
1794 dnl checks for operating system services
1795 AC_SYS_LONG_FILE_NAMES
1796
1797 #### Choose a window system.
1798
1799 AC_PATH_X
1800 if test "$no_x" = yes; then
1801   window_system=none
1802 else
1803   window_system=x11
1804 fi
1805
1806 if test "${x_libraries}" != NONE; then
1807   if test -n "${x_libraries}"; then
1808     LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1809     LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1810   fi
1811   x_default_search_path=""
1812   x_search_path=${x_libraries}
1813   if test -z "${x_search_path}"; then
1814     x_search_path=/usr/lib
1815   fi
1816   for x_library in `echo ${x_search_path}: | \
1817                     sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do
1818     x_search_path="\
1819 ${x_library}/X11/%L/%T/%N%C%S:\
1820 ${x_library}/X11/%l/%T/%N%C%S:\
1821 ${x_library}/X11/%T/%N%C%S:\
1822 ${x_library}/X11/%L/%T/%N%S:\
1823 ${x_library}/X11/%l/%T/%N%S:\
1824 ${x_library}/X11/%T/%N%S"
1825     if test x"${x_default_search_path}" = x; then
1826       x_default_search_path=${x_search_path}
1827     else
1828       x_default_search_path="${x_search_path}:${x_default_search_path}"
1829     fi
1830   done
1831 fi
1832 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1833   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1834 fi
1835
1836 if test x"${x_includes}" = x; then
1837   bitmapdir=/usr/include/X11/bitmaps
1838 else
1839   # accumulate include directories that have X11 bitmap subdirectories
1840   bmd_acc="dummyval"
1841   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1842     if test -d "${bmd}/X11/bitmaps"; then
1843       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1844     fi
1845     if test -d "${bmd}/bitmaps"; then
1846       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1847     fi
1848   done
1849   if test ${bmd_acc} != "dummyval"; then
1850     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1851   fi
1852 fi
1853
1854 HAVE_CARBON=no
1855 if test "${with_carbon}" != no; then
1856   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
1857 fi
1858 if test "${window_system}" = x11 && test "${HAVE_CARBON}" = yes; then
1859   if test "${with_carbon+set}" != set \
1860      && test "${carbon_appdir_x+set}" != set; then
1861     for var in with_x with_x_toolkit with_gtk with_xim \
1862                with_xpm with_jpeg with_tiff with_gif with_png; do
1863       if eval test \"\${$var+set}\" = set; then
1864         HAVE_CARBON=no
1865         break
1866       fi
1867     done
1868   fi
1869 fi
1870 if test "${HAVE_CARBON}" = yes; then
1871   window_system=mac
1872 fi
1873
1874 case "${window_system}" in
1875   x11 )
1876     HAVE_X_WINDOWS=yes
1877     HAVE_X11=yes
1878     case "${with_x_toolkit}" in
1879       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1880       motif ) USE_X_TOOLKIT=MOTIF ;;
1881       gtk ) with_gtk=yes
1882 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1883 dnl USE_X_TOOLKIT is set.
1884             USE_X_TOOLKIT=none ;;
1885       no ) USE_X_TOOLKIT=none ;;
1886 dnl If user did not say whether to use a toolkit, make this decision later:
1887 dnl use the toolkit if we have gtk, or X11R5 or newer.
1888       * )
1889           if test x"$with_gtk" = xyes; then
1890              USE_X_TOOLKIT=none
1891           else
1892              USE_X_TOOLKIT=maybe
1893           fi
1894           ;;
1895     esac
1896   ;;
1897   mac | none )
1898     HAVE_X_WINDOWS=no
1899     HAVE_X11=no
1900     USE_X_TOOLKIT=none
1901   ;;
1902 esac
1903
1904 if test "$window_system" = none && test "X$with_x" != "Xno"; then
1905    AC_CHECK_PROG(HAVE_XSERVER, X, true, false)
1906    if test "$HAVE_XSERVER" = true ||
1907       test -n "$DISPLAY" ||
1908       test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then
1909         AC_MSG_ERROR([You seem to be running X, but no X development libraries
1910 were found.  You should install the relevant development files for X
1911 and for the toolkit you want, such as Gtk+, Lesstif or Motif.  Also make
1912 sure you have development files for image handling, i.e.
1913 tiff, gif, jpeg, png and xpm.
1914 If you are sure you want Emacs compiled without X window support, pass
1915   --without-x
1916 to configure.])
1917    fi
1918 fi
1919
1920 ### If we're using X11, we should use the X menu package.
1921 HAVE_MENUS=no
1922 case ${HAVE_X11} in
1923   yes ) HAVE_MENUS=yes ;;
1924 esac
1925
1926 if test "${opsys}" = "hpux9"; then
1927   case "${x_libraries}" in
1928     *X11R4* )
1929       opsysfile="s/hpux9-x11r4.h"
1930       ;;
1931   esac
1932 fi
1933
1934 if test "${opsys}" = "hpux9shr"; then
1935   case "${x_libraries}" in
1936     *X11R4* )
1937       opsysfile="s/hpux9shxr4.h"
1938       ;;
1939   esac
1940 fi
1941
1942 ### Compute the unexec source name from the object name.
1943 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1944
1945 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1946 # Assume not, until told otherwise.
1947 GNU_MALLOC=yes
1948 doug_lea_malloc=yes
1949 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1950 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1951 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1952                emacs_cv_var___after_morecore_hook,
1953 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1954   emacs_cv_var___after_morecore_hook=yes,
1955   emacs_cv_var___after_morecore_hook=no)])
1956 if test $emacs_cv_var___after_morecore_hook = no; then
1957   doug_lea_malloc=no
1958 fi
1959 if test "${system_malloc}" = "yes"; then
1960   GNU_MALLOC=no
1961   GNU_MALLOC_reason="
1962     (The GNU allocators don't work with this system configuration.)"
1963 fi
1964 if test "$doug_lea_malloc" = "yes" ; then
1965   if test "$GNU_MALLOC" = yes ; then
1966     GNU_MALLOC_reason="
1967       (Using Doug Lea's new malloc from the GNU C Library.)"
1968   fi
1969   AC_DEFINE(DOUG_LEA_MALLOC, 1,
1970             [Define to 1 if you are using the GNU C Library.])
1971 fi
1972
1973 if test x"${REL_ALLOC}" = x; then
1974   REL_ALLOC=${GNU_MALLOC}
1975 fi
1976
1977 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1978 dnl the system configuration file (s/*.h) to turn the use of mmap
1979 dnl in the relocating allocator on.
1980
1981 AC_FUNC_MMAP
1982 if test $use_mmap_for_buffers = yes; then
1983   REL_ALLOC=no
1984 fi
1985
1986 LIBS="$libsrc_libs $LIBS"
1987
1988 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1989 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1990 AC_CHECK_LIB(dnet, dnet_ntoa)
1991 dnl This causes -lresolv to get used in subsequent tests,
1992 dnl which causes failures on some systems such as HPUX 9.
1993 dnl AC_CHECK_LIB(resolv, gethostbyname)
1994
1995 dnl FIXME replace main with a function we actually want from this library.
1996 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1997
1998 AC_CHECK_LIB(pthreads, cma_open)
1999
2000 AC_MSG_CHECKING(for XFree86 in /usr/X386)
2001 if test -d /usr/X386/include; then
2002   HAVE_XFREE386=yes
2003   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
2004 else
2005   HAVE_XFREE386=no
2006 fi
2007 AC_MSG_RESULT($HAVE_XFREE386)
2008
2009 dnl Check for need for bigtoc support on IBM AIX
2010
2011 case ${host_os} in
2012 aix*)
2013   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
2014     case $GCC in
2015     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
2016     *) gdb_cv_bigtoc=-bbigtoc ;;
2017     esac
2018
2019     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
2020     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
2021   ])
2022   ;;
2023 esac
2024
2025 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
2026 # used for the tests that follow.  We set them back to REAL_CFLAGS and
2027 # REAL_CPPFLAGS later on.
2028
2029 REAL_CPPFLAGS="$CPPFLAGS"
2030
2031 if test "${HAVE_X11}" = "yes"; then
2032   DEFS="$C_SWITCH_X_SITE $DEFS"
2033   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
2034   LIBS="$LIBX $LIBS"
2035   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
2036   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
2037
2038   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
2039   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
2040   # but it's more convenient here to set LD_RUN_PATH
2041   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
2042   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
2043     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
2044     export LD_RUN_PATH
2045   fi
2046
2047   if test "${opsys}" = "gnu-linux"; then
2048     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
2049     AC_TRY_LINK([],
2050      [XOpenDisplay ("foo");],
2051      [xlinux_first_failure=no],
2052      [xlinux_first_failure=yes])
2053     if test "${xlinux_first_failure}" = "yes"; then
2054       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
2055       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
2056       OLD_CPPFLAGS="$CPPFLAGS"
2057       OLD_LIBS="$LIBS"
2058       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
2059       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
2060       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
2061       LIBS="$LIBS -b i486-linuxaout"
2062       AC_TRY_LINK([],
2063        [XOpenDisplay ("foo");],
2064        [xlinux_second_failure=no],
2065        [xlinux_second_failure=yes])
2066       if test "${xlinux_second_failure}" = "yes"; then
2067         # If we get the same failure with -b, there is no use adding -b.
2068         # So take it out.  This plays safe.
2069         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
2070         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
2071         CPPFLAGS="$OLD_CPPFLAGS"
2072         LIBS="$OLD_LIBS"
2073         AC_MSG_RESULT(no)
2074       else
2075         AC_MSG_RESULT(yes)
2076       fi
2077     else
2078       AC_MSG_RESULT(no)
2079     fi
2080   fi
2081
2082   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
2083   # header files included from there.
2084   AC_MSG_CHECKING(for Xkb)
2085   AC_TRY_LINK([#include <X11/Xlib.h>
2086 #include <X11/XKBlib.h>],
2087         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
2088         emacs_xkb=yes, emacs_xkb=no)
2089   AC_MSG_RESULT($emacs_xkb)
2090   if test $emacs_xkb = yes; then
2091     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
2092   fi
2093
2094   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
2095 XScreenNumberOfScreen XSetWMProtocols)
2096 fi
2097
2098 if test "${window_system}" = "x11"; then
2099   AC_MSG_CHECKING(X11 version 6)
2100   AC_CACHE_VAL(emacs_cv_x11_version_6,
2101   [AC_TRY_LINK([#include <X11/Xlib.h>],
2102 [#if XlibSpecificationRelease < 6
2103 fail;
2104 #endif
2105 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
2106   if test $emacs_cv_x11_version_6 = yes; then
2107     AC_MSG_RESULT(6 or newer)
2108     AC_DEFINE(HAVE_X11R6, 1,
2109               [Define to 1 if you have the X11R6 or newer version of Xlib.])
2110   else
2111     AC_MSG_RESULT(before 6)
2112   fi
2113 fi
2114
2115 if test "${window_system}" = "x11"; then
2116   AC_MSG_CHECKING(X11 version 5)
2117   AC_CACHE_VAL(emacs_cv_x11_version_5,
2118   [AC_TRY_LINK([#include <X11/Xlib.h>],
2119 [#if XlibSpecificationRelease < 5
2120 fail;
2121 #endif
2122 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
2123   if test $emacs_cv_x11_version_5 = yes; then
2124     AC_MSG_RESULT(5 or newer)
2125     HAVE_X11R5=yes
2126     AC_DEFINE(HAVE_X11R5, 1,
2127               [Define to 1 if you have the X11R5 or newer version of Xlib.])
2128   else
2129     HAVE_X11R5=no
2130     AC_MSG_RESULT(before 5)
2131   fi
2132 fi
2133
2134 HAVE_GTK=no
2135 if test "${with_gtk}" = "yes" && test "$USE_X_TOOLKIT" = "gtk"; then
2136   USE_X_TOOLKIT=none
2137 fi
2138 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk" || \
2139  test "$USE_X_TOOLKIT" = "maybe"; then
2140   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
2141     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
2142   fi
2143   GLIB_REQUIRED=2.4
2144   GTK_REQUIRED=2.4
2145   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
2146
2147   dnl Check if --with-pkg-config-prog has been given.
2148   if test "X${with_pkg_config_prog}" != X; then
2149     PKG_CONFIG="${with_pkg_config_prog}"
2150   fi
2151   dnl Checks for libraries.
2152   PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no)
2153   if test "$pkg_check_gtk" = "no" && test "$USE_X_TOOLKIT" != "maybe"; then
2154      AC_MSG_ERROR($GTK_PKG_ERRORS)
2155   fi
2156 fi
2157
2158
2159 if test x"$pkg_check_gtk" = xyes; then
2160
2161   AC_SUBST(GTK_CFLAGS)
2162   AC_SUBST(GTK_LIBS)
2163   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
2164   CFLAGS="$CFLAGS $GTK_CFLAGS"
2165   LIBS="$GTK_LIBS $LIBS"
2166   dnl Try to compile a simple GTK program.
2167   GTK_COMPILES=no
2168   AC_CHECK_FUNCS(gtk_main, GTK_COMPILES=yes)
2169   if test "${GTK_COMPILES}" != "yes"; then
2170     if test "$USE_X_TOOLKIT" != "maybe"; then
2171       AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log.  Maybe some x11-devel files missing?]);
2172     fi
2173   else
2174     HAVE_GTK=yes
2175     AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
2176     USE_X_TOOLKIT=none
2177   fi
2178
2179 fi
2180
2181
2182 if test "${HAVE_GTK}" = "yes"; then
2183
2184   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
2185   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
2186   if test "$with_toolkit_scroll_bars" != no; then
2187     with_toolkit_scroll_bars=yes
2188   fi
2189
2190   dnl  Check if we can use multiple displays with this GTK version.
2191   dnl  If gdk_display_open exists, assume all others are there also.
2192   HAVE_GTK_MULTIDISPLAY=no
2193   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
2194   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
2195     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
2196               [Define to 1 if GTK can handle more than one display.])
2197   fi
2198   dnl  Check if we have the old file selection dialog.
2199   dnl  If gdk_display_open exists, assume all others are there also.
2200   HAVE_GTK_FILE_SELECTION=no
2201   AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
2202
2203   dnl  Check if we have the new file chooser dialog
2204   dnl  If gdk_display_open exists, assume all others are there also.
2205   HAVE_GTK_FILE_CHOOSER=no
2206   AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
2207
2208   if test "$HAVE_GTK_FILE_SELECTION" = yes \
2209      && test "$HAVE_GTK_FILE_CHOOSER" = yes;  then
2210     AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
2211               [Define to 1 if GTK has both file selection and chooser dialog.])
2212   fi
2213
2214   dnl Check if pthreads are available.  Emacs only needs this when using
2215   dnl gtk_file_chooser under Gnome.
2216   if test "$HAVE_GTK_FILE_CHOOSER" = yes; then
2217     HAVE_GTK_AND_PTHREAD=no
2218     AC_CHECK_HEADERS(pthread.h)
2219     if test "$ac_cv_header_pthread_h"; then
2220       AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
2221     fi
2222     if test "$HAVE_GTK_AND_PTHREAD" = yes; then
2223       GTK_LIBS="$GTK_LIBS -lpthread"
2224       AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
2225                [Define to 1 if you have GTK and pthread (-lpthread).])
2226     fi
2227   fi
2228 fi
2229
2230 dnl Do not put whitespace before the #include statements below.
2231 dnl Older compilers (eg sunos4 cc) choke on it.
2232 HAVE_XAW3D=no
2233 if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then
2234   if test x"${HAVE_X11R5}" != xyes; then
2235     USE_X_TOOLKIT=none
2236   else
2237     AC_MSG_CHECKING(for xaw3d)
2238     AC_CACHE_VAL(emacs_cv_xaw3d,
2239     [AC_TRY_LINK([
2240 #include <X11/Intrinsic.h>
2241 #include <X11/Xaw3d/Simple.h>],
2242       [],
2243       emacs_cv_xaw3d=yes,
2244       emacs_cv_xaw3d=no)])
2245     if test $emacs_cv_xaw3d = yes; then
2246       AC_MSG_RESULT([yes; using Lucid toolkit])
2247       USE_X_TOOLKIT=LUCID
2248       HAVE_XAW3D=yes
2249       AC_DEFINE(HAVE_XAW3D, 1,
2250                 [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2251     else
2252       AC_MSG_RESULT(no)
2253       AC_MSG_CHECKING(for libXaw)
2254       AC_CACHE_VAL(emacs_cv_xaw,
2255       [AC_TRY_LINK([
2256 #include <X11/Intrinsic.h>
2257 #include <X11/Xaw/Simple.h>],
2258         [],
2259         emacs_cv_xaw=yes,
2260         emacs_cv_xaw=no)])
2261       if test $emacs_cv_xaw = yes; then
2262         AC_MSG_RESULT([yes; using Lucid toolkit])
2263         USE_X_TOOLKIT=LUCID
2264       elif test x"${USE_X_TOOLKIT}" = xLUCID; then
2265         AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files])
2266       else
2267         AC_MSG_RESULT([no; do not use toolkit by default])
2268         USE_X_TOOLKIT=none
2269       fi
2270     fi
2271   fi
2272 fi
2273
2274 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2275
2276 if test "${USE_X_TOOLKIT}" != "none"; then
2277   AC_MSG_CHECKING(X11 toolkit version)
2278   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2279   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2280 [#if XtSpecificationRelease < 6
2281 fail;
2282 #endif
2283 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2284   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2285   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2286     AC_MSG_RESULT(6 or newer)
2287     AC_DEFINE(HAVE_X11XTR6, 1,
2288               [Define to 1 if you have the X11R6 or newer version of Xt.])
2289   else
2290     AC_MSG_RESULT(before 6)
2291   fi
2292
2293 dnl If using toolkit, check whether libXmu.a exists.
2294 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2295   OLDLIBS="$LIBS"
2296   if test x$HAVE_X11XTR6 = xyes; then
2297     LIBS="-lXt -lSM -lICE $LIBS"
2298   else
2299     LIBS="-lXt $LIBS"
2300   fi
2301   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2302   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2303 fi
2304
2305 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2306 if test "${HAVE_X11}" = "yes"; then
2307   if test "${USE_X_TOOLKIT}" != "none"; then
2308     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2309   fi
2310 fi
2311
2312 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2313   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2314   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2315     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2316 int x = 5;
2317 #else
2318 Motif version prior to 2.1.
2319 #endif],
2320     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2321   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2322   if test $emacs_cv_motif_version_2_1 = yes; then
2323     HAVE_LIBXP=no
2324     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2325               [Define to 1 if you have Motif 2.1 or newer.])
2326     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2327     if test ${HAVE_LIBXP} = yes; then
2328       AC_DEFINE(HAVE_LIBXP, 1,
2329                 [Define to 1 if you have the Xp library (-lXp).])
2330     fi
2331   else
2332     AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2333     # We put this in CFLAGS temporarily to precede other -I options
2334     # that might be in CFLAGS temporarily.
2335     # We put this in CPPFLAGS where it precedes the other -I options.
2336     OLD_CPPFLAGS=$CPPFLAGS
2337     OLD_CFLAGS=$CFLAGS
2338     CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2339     CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2340     [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2341       [int x = 5;],
2342       emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2343     if test $emacs_cv_lesstif = yes; then
2344       # Make sure this -I option remains in CPPFLAGS after it is set
2345       # back to REAL_CPPFLAGS.
2346       # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2347       # have those other -I options anyway.  Ultimately, having this
2348       # directory ultimately in CPPFLAGS will be enough.
2349       REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2350       LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2351     else
2352       CFLAGS=$OLD_CFLAGS
2353       CPPFLAGS=$OLD_CPPFLAGS
2354     fi
2355   fi
2356 fi
2357
2358 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2359 dnl using Motif or Xaw3d is available, and unless
2360 dnl --with-toolkit-scroll-bars=no was specified.
2361
2362 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2363             [Define to 1 if we should use toolkit scroll bars.])dnl
2364 USE_TOOLKIT_SCROLL_BARS=no
2365 if test "${with_toolkit_scroll_bars}" != "no"; then
2366   if test "${USE_X_TOOLKIT}" != "none"; then
2367     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2368       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2369       HAVE_XAW3D=no
2370       USE_TOOLKIT_SCROLL_BARS=yes
2371     elif test "${HAVE_XAW3D}" = "yes"; then
2372       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2373       USE_TOOLKIT_SCROLL_BARS=yes
2374     fi
2375   elif test "${HAVE_GTK}" = "yes"; then
2376     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2377     USE_TOOLKIT_SCROLL_BARS=yes
2378   elif test "${HAVE_CARBON}" = "yes"; then
2379     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2380     USE_TOOLKIT_SCROLL_BARS=yes
2381   fi
2382 fi
2383
2384 dnl See if XIM is available.
2385 AC_TRY_COMPILE([
2386           #include <X11/Xlib.h>
2387           #include <X11/Xresource.h>],
2388          [XIMProc  callback;],
2389          HAVE_XIM=yes
2390          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available]),
2391          HAVE_XIM=no)
2392
2393 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2394
2395 if test "${with_xim}" != "no"; then
2396   AC_DEFINE(USE_XIM, 1,
2397             [Define to 1 if we should use XIM, if it is available.])
2398 fi
2399
2400
2401 if test "${HAVE_XIM}" != "no"; then
2402   late_CFLAGS=$CFLAGS
2403   if test "$GCC" = yes; then
2404     CFLAGS="$CFLAGS --pedantic-errors"
2405   fi
2406   AC_TRY_COMPILE([
2407 #include <X11/Xlib.h>
2408 #include <X11/Xresource.h>],
2409 [Display *display;
2410 XrmDatabase db;
2411 char *res_name;
2412 char *res_class;
2413 XIMProc  callback;
2414 XPointer *client_data;
2415 #ifndef __GNUC__
2416 /* If we're not using GCC, it's probably not XFree86, and this is
2417    probably right, but we can't use something like --pedantic-errors.  */
2418 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2419                                            char*, XIMProc, XPointer*);
2420 #endif
2421 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2422    client_data);],
2423     [emacs_cv_arg6_star=yes])
2424   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2425          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2426 either XPointer or XPointer*.])dnl
2427   if test "$emacs_cv_arg6_star" = yes; then
2428     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2429   else
2430     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2431   fi
2432   CFLAGS=$late_CFLAGS
2433 fi
2434
2435 ### For font-backend
2436 if test "${USE_FONT_BACKEND}" = "yes"; then
2437
2438 AC_DEFINE(USE_FONT_BACKEND, 1,
2439           [Define to 1 if we should use font-backend.])
2440
2441 ### Use -lXft if available, unless `--with-freetype=no' nor `--with-xft=no'.
2442 HAVE_XFT=maybe
2443 if test "${HAVE_X11}" = "yes"; then
2444   if test "x${with_freetype}" = "xno"; then
2445     with_xft="no";
2446   fi
2447   if test "x${with_xft}" != "xno"; then
2448
2449     dnl Check if --with-pkg-config-prog has been given.
2450     if test "X${with_pkg_config_prog}" != X; then
2451       PKG_CONFIG="${with_pkg_config_prog}"
2452     fi
2453
2454     PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no)
2455     if test "$HAVE_XFT" != no; then
2456       OLD_CPPFLAGS="$CPPFLAGS"
2457       OLD_CFLAGS="$CFLAGS"
2458       OLD_LIBS="$LIBS"
2459       CPPFLAGS="$CPPFLAGS $XFT_CFLAGS"
2460       CFLAGS="$CFLAGS $XFT_CFLAGS"
2461       LIBS="$XFT_LIBS $LIBS"
2462       AC_CHECK_HEADER(X11/Xft/Xft.h,
2463         AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS))
2464
2465       if test "${HAVE_XFT}" = "yes"; then
2466         AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.])
2467         AC_SUBST(XFT_LIBS)
2468         C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS"
2469       else
2470         CFLAGS="$OLD_CPPFLAGS"
2471         CFLAGS="$OLD_CFLAGS"
2472         LIBS="$OLD_LIBS"
2473       fi
2474     fi
2475   fi
2476 fi
2477
2478 HAVE_FREETYPE=no
2479 ### Use -lfreetype if available, unless `--with-freetype=no'.
2480 if test "${HAVE_XFT}" = "yes"; then
2481   dnl As we use Xft, we anyway use freetype.
2482   dnl In this case, there's no need of additional CFLAGS and LIBS.
2483   HAVE_FREETYPE=yes
2484 elif test "x${with_freetype}" != "xno"; then
2485   dnl Check if --with-pkg-config-prog has been given.
2486   if test "X${with_pkg_config_prog}" != X; then
2487     PKG_CONFIG="${with_pkg_config_prog}"
2488   fi
2489
2490   PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes, HAVE_FREETYPE=no)
2491   if test "${HAVE_FREETYPE}" = "yes"; then
2492     PKG_CHECK_MODULES(FONTCONFIG, fontconfig, HAVE_FC=yes, HAVE_FC=no)
2493     if test "${HAVE_FC}" = "no"; then
2494       dnl Witout fontconfig, we can't use freetype at the moment.
2495       HAVE_FREETYPE=no
2496     fi
2497   fi
2498 fi
2499 if test "${HAVE_FREETYPE}" = "yes"; then
2500   AC_DEFINE(HAVE_FREETYPE, 1,
2501            [Define to 1 if you have freetype and fontconfig libraries.])
2502   AC_CHECK_PROG(HAVE_LIBOTF, libotf-config, yes, no)
2503   if test "${HAVE_LIBOTF}" = "yes"; then
2504     AC_CHECK_LIB(otf, OTF_get_features, , HAVE_LIBOTF=no)
2505     if test "${HAVE_LIBOTF}" = "yes"; then
2506       AC_DEFINE(HAVE_LIBOTF, 1,
2507                [Define to 1 if you have libotf library.])
2508       LIBOTF_CFLAGS=`libotf-config --cflags`
2509       LIBOTF_LIBS=`libotf-config --libs`
2510     fi
2511   fi
2512 fi
2513 AC_SUBST(FREETYPE_CFLAGS)
2514 AC_SUBST(FREETYPE_LIBS)
2515 AC_SUBST(FONTCONFIG_CFLAGS)
2516 AC_SUBST(FONTCONFIG_LIBS)
2517 AC_SUBST(LIBOTF_CFLAGS)
2518 AC_SUBST(LIBOTF_LIBS)
2519
2520 fi
2521
2522 ### Use -lXpm if available, unless `--with-xpm=no'.
2523 HAVE_XPM=no
2524 if test "${HAVE_X11}" = "yes"; then
2525   if test "${with_xpm}" != "no"; then
2526     AC_CHECK_HEADER(X11/xpm.h,
2527       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2528     if test "${HAVE_XPM}" = "yes"; then
2529       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2530       AC_EGREP_CPP(no_return_alloc_pixels,
2531       [#include "X11/xpm.h"
2532 #ifndef XpmReturnAllocPixels
2533 no_return_alloc_pixels
2534 #endif
2535       ], HAVE_XPM=no, HAVE_XPM=yes)
2536
2537       if test "${HAVE_XPM}" = "yes"; then
2538         AC_MSG_RESULT(yes)
2539       else
2540         AC_MSG_RESULT(no)
2541       fi
2542     fi
2543   fi
2544
2545   if test "${HAVE_XPM}" = "yes"; then
2546     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2547   fi
2548 fi
2549
2550 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2551 HAVE_JPEG=no
2552 if test "${HAVE_X11}" = "yes"; then
2553   if test "${with_jpeg}" != "no"; then
2554     dnl Checking for jpeglib.h can lose because of a redefinition of
2555     dnl  HAVE_STDLIB_H.
2556     AC_CHECK_HEADER(jerror.h,
2557       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2558   fi
2559
2560   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2561   if test "${HAVE_JPEG}" = "yes"; then
2562     AC_DEFINE(HAVE_JPEG)
2563     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2564         [#include <jpeglib.h>
2565          version=JPEG_LIB_VERSION
2566 ],
2567         AC_DEFINE(HAVE_JPEG),
2568         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2569         HAVE_JPEG=no])
2570   fi
2571 fi
2572
2573 ### Use -lpng if available, unless `--with-png=no'.
2574 HAVE_PNG=no
2575 if test "${HAVE_X11}" = "yes"; then
2576   if test "${with_png}" != "no"; then
2577     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2578     # in /usr/include/libpng.
2579     AC_CHECK_HEADERS(png.h libpng/png.h)
2580     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2581       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2582     fi
2583   fi
2584
2585   if test "${HAVE_PNG}" = "yes"; then
2586     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2587   fi
2588 fi
2589
2590 ### Use -ltiff if available, unless `--with-tiff=no'.
2591 HAVE_TIFF=no
2592 if test "${HAVE_X11}" = "yes"; then
2593   if test "${with_tiff}" != "no"; then
2594     AC_CHECK_HEADER(tiffio.h,
2595       tifflibs="-lz -lm"
2596       # At least one tiff package requires the jpeg library.
2597       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2598       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2599   fi
2600
2601   if test "${HAVE_TIFF}" = "yes"; then
2602     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2603   fi
2604 fi
2605
2606 ### Use -lgif or -lungif if available, unless `--with-gif=no'.
2607 HAVE_GIF=no
2608 if test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no"; then
2609   AC_CHECK_HEADER(gif_lib.h,
2610 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2611 # Earlier versions can crash Emacs.
2612     AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, try_libungif=yes))
2613
2614   if test "$HAVE_GIF" = yes; then
2615       ac_gif_lib_name="-lgif"
2616   fi
2617
2618 # If gif_lib.h but no libgif, try libungif.
2619   if test x"$try_libungif" = xyes; then
2620     AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes)
2621
2622     if test "$HAVE_GIF" = yes; then
2623       AC_DEFINE(LIBGIF, -lungif, [Compiler option to link with the gif library (if not -lgif).])
2624       ac_gif_lib_name="-lungif"
2625     fi
2626   fi
2627
2628   if test "${HAVE_GIF}" = "yes"; then
2629     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif library (default -lgif; otherwise specify with LIBGIF).])
2630   fi
2631 fi
2632
2633 dnl Check for required libraries.
2634 if test "${HAVE_X11}" = "yes"; then
2635   MISSING=""
2636   WITH_NO=""
2637   test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" &&
2638     MISSING="libXpm" && WITH_NO="--with-xpm=no"
2639   test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" &&
2640     MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no"
2641   test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" &&
2642     MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no"
2643   test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" &&
2644     MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no"
2645   test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" &&
2646     MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no"
2647
2648   if test "X${MISSING}" != X; then
2649     AC_MSG_ERROR([The following required libraries was not found:
2650     $MISSING
2651 Maybe some development libraries/packages are missing?
2652 If you don't want to link with them give
2653     $WITH_NO
2654 as options to configure])
2655   fi
2656 fi
2657
2658 ### Use -lgpm if available, unless `--with-gpm=no'.
2659 HAVE_GPM=no
2660 if test "${with_gpm}" != "no"; then
2661   AC_CHECK_HEADER(gpm.h,
2662     AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes))
2663 fi
2664
2665 if test "${HAVE_GPM}" = "yes"; then
2666   AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).])
2667 fi
2668
2669 dnl Check for malloc/malloc.h on darwin
2670 AC_CHECK_HEADER(malloc/malloc.h, AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.]))
2671
2672 ### Use Mac OS X Carbon API to implement GUI.
2673 if test "${HAVE_CARBON}" = "yes"; then
2674   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2675   ## Specify the install directory
2676   carbon_appdir=
2677   if test "${carbon_appdir_x}" != ""; then
2678     case ${carbon_appdir_x} in
2679       y | ye | yes)  carbon_appdir=/Applications ;;
2680       * ) carbon_appdir=${carbon_appdir_x} ;;
2681     esac
2682   fi
2683   # We also have mouse menus.
2684   HAVE_MENUS=yes
2685 fi
2686
2687 ### Use session management (-lSM -lICE) if available
2688 HAVE_X_SM=no
2689 if test "${HAVE_X11}" = "yes"; then
2690   AC_CHECK_HEADER(X11/SM/SMlib.h,
2691     AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE))
2692
2693   if test "${HAVE_X_SM}" = "yes"; then
2694     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2695     case "$LIBS" in
2696       *-lSM*) ;;
2697       *)      LIBS="-lSM -lICE $LIBS" ;;
2698     esac
2699   fi
2700 fi
2701
2702 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2703 AC_CACHE_CHECK(whether netdb declares h_errno,
2704                emacs_cv_netdb_declares_h_errno,
2705 [AC_TRY_LINK([#include <netdb.h>],
2706   [return h_errno;],
2707   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2708 if test $emacs_cv_netdb_declares_h_errno = yes; then
2709   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2710 fi
2711
2712 AC_FUNC_ALLOCA
2713
2714 # fmod, logb, and frexp are found in -lm on most systems.
2715 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2716 AC_CHECK_LIB(m, sqrt)
2717
2718 # Check for mail-locking functions in a "mail" library.  Probably this should
2719 # have the same check as for liblockfile below.
2720 AC_CHECK_LIB(mail, maillock)
2721 dnl Debian, at least:
2722 AC_CHECK_LIB(lockfile, maillock)
2723 # If we have the shared liblockfile, assume we must use it for mail
2724 # locking (e.g. Debian).  If we couldn't link against liblockfile
2725 # (no liblockfile.a installed), ensure that we don't need to.
2726 if test "$ac_cv_lib_lockfile_maillock" = no; then
2727   dnl This works for files generally, not just executables.
2728   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2729   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2730                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2731   if test $ac_cv_prog_liblockfile = yes; then
2732     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2733 This probably means that movemail could lose mail.
2734 There may be a `development' package to install containing liblockfile.])
2735   else :
2736   fi
2737 fi
2738 AC_CHECK_FUNCS(touchlock)
2739 AC_CHECK_HEADERS(maillock.h)
2740
2741 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2742 rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \
2743 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2744 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2745 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2746 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2747 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2748 gai_strerror mkstemp getline getdelim mremap memmove fsync sync bzero \
2749 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2750
2751 AC_CHECK_HEADERS(sys/un.h)
2752
2753 AC_FUNC_MKTIME
2754 if test "$ac_cv_func_working_mktime" = no; then
2755   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2756 fi
2757
2758 AC_FUNC_GETLOADAVG
2759
2760 AC_FUNC_FSEEKO
2761
2762 # Configure getopt.
2763 m4_include([m4/getopt.m4])
2764 gl_GETOPT_IFELSE([
2765   gl_GETOPT_SUBSTITUTE_HEADER
2766   gl_PREREQ_GETOPT
2767   GETOPTOBJS='getopt.o getopt1.o'
2768 ])
2769 AC_SUBST(GETOPTOBJS)
2770
2771 AC_FUNC_GETPGRP
2772
2773 AC_FUNC_STRFTIME
2774
2775 # UNIX98 PTYs.
2776 AC_CHECK_FUNCS(grantpt)
2777
2778 # PTY-related GNU extensions.
2779 AC_CHECK_FUNCS(getpt)
2780
2781 # Check this now, so that we will NOT find the above functions in ncurses.
2782 # That is because we have not set up to link ncurses in lib-src.
2783 # It's better to believe a function is not available
2784 # than to expect to find it in ncurses.
2785 AC_CHECK_LIB(ncurses, tparm)
2786
2787 # Do we need the Hesiod library to provide the support routines?
2788 if test "$with_hesiod" = yes ; then
2789   # Don't set $LIBS here -- see comments above.
2790   resolv=no
2791   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2792      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2793                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2794   if test "$resolv" = yes ; then
2795     RESOLVLIB=-lresolv
2796     AC_DEFINE(HAVE_LIBRESOLV, 1,
2797               [Define to 1 if you have the resolv library (-lresolv).])
2798   else
2799     RESOLVLIB=
2800   fi
2801   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2802         AC_DEFINE(HAVE_LIBHESIOD, 1,
2803                   [Define to 1 if you have the hesiod library (-lhesiod).]),
2804         :, $RESOLVLIB)])
2805 fi
2806
2807 # These tell us which Kerberos-related libraries to use.
2808 if test "${with_kerberos+set}" = set; then
2809   AC_CHECK_LIB(com_err, com_err)
2810   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2811   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2812   AC_CHECK_LIB(krb5, krb5_init_context)
2813   if test "${with_kerberos5+set}" != set; then
2814     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2815                  AC_CHECK_LIB(des, des_cbc_encrypt))
2816     AC_CHECK_LIB(krb4, krb_get_cred,,
2817                  AC_CHECK_LIB(krb, krb_get_cred))
2818   fi
2819
2820   if test "${with_kerberos5+set}" = set; then
2821     AC_CHECK_HEADERS(krb5.h)
2822   else
2823     AC_CHECK_HEADERS(des.h,,
2824                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2825                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2826     AC_CHECK_HEADERS(krb.h,,
2827                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2828                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2829   fi
2830   AC_CHECK_HEADERS(com_err.h)
2831 fi
2832
2833 # Solaris requires -lintl if you want strerror (which calls dgettext)
2834 # to return localized messages.
2835 AC_CHECK_LIB(intl, dgettext)
2836
2837 AC_MSG_CHECKING(whether localtime caches TZ)
2838 AC_CACHE_VAL(emacs_cv_localtime_cache,
2839 [if test x$ac_cv_func_tzset = xyes; then
2840 AC_TRY_RUN([#include <time.h>
2841 extern char **environ;
2842 unset_TZ ()
2843 {
2844   char **from, **to;
2845   for (to = from = environ; (*to = *from); from++)
2846     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2847       to++;
2848 }
2849 char TZ_GMT0[] = "TZ=GMT0";
2850 char TZ_PST8[] = "TZ=PST8";
2851 main()
2852 {
2853   time_t now = time ((time_t *) 0);
2854   int hour_GMT0, hour_unset;
2855   if (putenv (TZ_GMT0) != 0)
2856     exit (1);
2857   hour_GMT0 = localtime (&now)->tm_hour;
2858   unset_TZ ();
2859   hour_unset = localtime (&now)->tm_hour;
2860   if (putenv (TZ_PST8) != 0)
2861     exit (1);
2862   if (localtime (&now)->tm_hour == hour_GMT0)
2863     exit (1);
2864   unset_TZ ();
2865   if (localtime (&now)->tm_hour != hour_unset)
2866     exit (1);
2867   exit (0);
2868 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2869 [# If we have tzset, assume the worst when cross-compiling.
2870 emacs_cv_localtime_cache=yes])
2871 else
2872         # If we lack tzset, report that localtime does not cache TZ,
2873         # since we can't invalidate the cache if we don't have tzset.
2874         emacs_cv_localtime_cache=no
2875 fi])dnl
2876 AC_MSG_RESULT($emacs_cv_localtime_cache)
2877 if test $emacs_cv_localtime_cache = yes; then
2878   AC_DEFINE(LOCALTIME_CACHE, 1,
2879             [Define to 1 if localtime caches TZ.])
2880 fi
2881
2882 if test "x$HAVE_TIMEVAL" = xyes; then
2883   AC_CHECK_FUNCS(gettimeofday)
2884   if test $ac_cv_func_gettimeofday = yes; then
2885     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2886                    emacs_cv_gettimeofday_two_arguments,
2887     [AC_TRY_COMPILE([
2888 #ifdef TIME_WITH_SYS_TIME
2889 #include <sys/time.h>
2890 #include <time.h>
2891 #else
2892 #ifdef HAVE_SYS_TIME_H
2893 #include <sys/time.h>
2894 #else
2895 #include <time.h>
2896 #endif
2897 #endif],
2898       [struct timeval time;
2899        gettimeofday (&time, 0);],
2900       emacs_cv_gettimeofday_two_arguments=yes,
2901       emacs_cv_gettimeofday_two_arguments=no)])
2902     if test $emacs_cv_gettimeofday_two_arguments = no; then
2903       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2904                 [Define to 1 if gettimeofday accepts only one argument.])
2905     fi
2906   fi
2907 fi
2908
2909 ok_so_far=yes
2910 AC_CHECK_FUNC(socket, , ok_so_far=no)
2911 if test $ok_so_far = yes; then
2912   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2913 fi
2914 if test $ok_so_far = yes; then
2915   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2916 fi
2917 if test $ok_so_far = yes; then
2918 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
2919   AC_DEFINE(HAVE_INET_SOCKETS, 1,
2920             [Define to 1 if you have inet sockets.])
2921 fi
2922
2923 AC_CHECK_HEADERS(sys/ioctl.h)
2924
2925 if test -f /usr/lpp/X11/bin/smt.exp; then
2926   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2927             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2928 fi
2929
2930 AC_MSG_CHECKING(whether system supports dynamic ptys)
2931 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2932   AC_MSG_RESULT(yes)
2933   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2934 else
2935   AC_MSG_RESULT(no)
2936 fi
2937
2938 AC_FUNC_FORK
2939
2940 dnl Adapted from Haible's version.
2941 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2942   [AC_TRY_LINK([#include <langinfo.h>],
2943     [char* cs = nl_langinfo(CODESET);],
2944     emacs_cv_langinfo_codeset=yes,
2945     emacs_cv_langinfo_codeset=no)
2946   ])
2947 if test $emacs_cv_langinfo_codeset = yes; then
2948   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2949     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2950 fi
2951
2952 AC_CHECK_TYPES(size_t)
2953
2954 AC_TYPE_MBSTATE_T
2955
2956 dnl Restrict could probably be used effectively other than in regex.c.
2957 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2958   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2959                   emacs_cv_c_restrict=yes,
2960                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2961                                   emacs_cv_c_restrict=__restrict,
2962                                   emacs_cv_c_restrict=no)])])
2963 case "$emacs_cv_c_restrict" in
2964   yes) emacs_restrict=restrict;;
2965   no) emacs_restrict="";;
2966   *) emacs_restrict="$emacs_cv_c_restrict";;
2967 esac
2968 if test "$emacs_restrict" != __restrict; then
2969   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2970     [Define to compiler's equivalent of C99 restrict keyword.
2971      Don't define if equivalent is `__restrict'.])
2972 fi
2973
2974 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2975   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2976                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2977 if test "$emacs_cv_c_restrict_arr" = yes; then
2978   AC_DEFINE(__restrict_arr, __restrict,
2979     [Define to compiler's equivalent of C99 restrict keyword in array
2980      declarations.  Define as empty for no equivalent.])
2981 fi
2982
2983 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2984 dnl how the tty code is related to POSIX and/or other versions of termios.
2985 dnl The following looks like a useful start.
2986 dnl
2987 dnl AC_SYS_POSIX_TERMIOS
2988 dnl if test $ac_cv_sys_posix_termios = yes; then
2989 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2990 dnl                                and macros for terminal control.])
2991 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2992 dnl fi
2993
2994 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
2995
2996 # Set up the CFLAGS for real compilation, so we can substitute it.
2997 CFLAGS="$REAL_CFLAGS"
2998 CPPFLAGS="$REAL_CPPFLAGS"
2999
3000 #### Find out which version of Emacs this is.
3001 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
3002          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
3003 if test x"${version}" = x; then
3004   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
3005 fi
3006
3007 ### Specify what sort of things we'll be editing into Makefile and config.h.
3008 ### Use configuration here uncanonicalized to avoid exceeding size limits.
3009 AC_SUBST(version)
3010 AC_SUBST(configuration)
3011 AC_SUBST(canonical)
3012 AC_SUBST(srcdir)
3013 AC_SUBST(prefix)
3014 AC_SUBST(exec_prefix)
3015 AC_SUBST(bindir)
3016 AC_SUBST(datadir)
3017 AC_SUBST(sharedstatedir)
3018 AC_SUBST(libexecdir)
3019 AC_SUBST(mandir)
3020 AC_SUBST(infodir)
3021 AC_SUBST(lispdir)
3022 AC_SUBST(locallisppath)
3023 AC_SUBST(lisppath)
3024 AC_SUBST(x_default_search_path)
3025 AC_SUBST(etcdir)
3026 AC_SUBST(archlibdir)
3027 AC_SUBST(docdir)
3028 AC_SUBST(bitmapdir)
3029 AC_SUBST(gamedir)
3030 AC_SUBST(gameuser)
3031 AC_SUBST(c_switch_system)
3032 AC_SUBST(c_switch_machine)
3033 AC_SUBST(LD_SWITCH_X_SITE)
3034 AC_SUBST(LD_SWITCH_X_SITE_AUX)
3035 AC_SUBST(C_SWITCH_X_SITE)
3036 AC_SUBST(CFLAGS)
3037 AC_SUBST(X_TOOLKIT_TYPE)
3038 AC_SUBST(machfile)
3039 AC_SUBST(opsysfile)
3040 AC_SUBST(GETLOADAVG_LIBS)
3041 AC_SUBST(carbon_appdir)
3042
3043 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
3044                    [Define to the canonical Emacs configuration name.])
3045 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
3046                    [Define to the options passed to configure.])
3047 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
3048                    [Define to the used machine dependent file.])
3049 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
3050                    [Define to the used os dependent file.])
3051 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
3052 [Define LD_SWITCH_X_SITE to contain any special flags your loader
3053  may need to deal with X Windows.  For instance, if you've defined
3054  HAVE_X_WINDOWS above and your X libraries aren't in a place that
3055  your loader can find on its own, you might want to add "-L/..." or
3056  something similar.])
3057 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
3058                    [Define LD_SWITCH_X_SITE_AUX with an -R option
3059                     in case it's needed (for Solaris, for example).])
3060 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
3061 [Define C_SWITCH_X_SITE to contain any special flags your compiler
3062  may need to deal with X Windows.  For instance, if you've defined
3063  HAVE_X_WINDOWS above and your X include files aren't in a place
3064  that your compiler can find on its own, you might want to add
3065  "-I/..." or something similar.])
3066 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
3067                    [Define to the unexec source file name.])
3068
3069 if test "${HAVE_X_WINDOWS}" = "yes" ; then
3070   AC_DEFINE(HAVE_X_WINDOWS, 1,
3071             [Define to 1 if you want to use the X window system.])
3072 fi
3073 if test "${USE_X_TOOLKIT}" != "none" ; then
3074   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
3075 fi
3076 if test "${HAVE_X11}" = "yes" ; then
3077   AC_DEFINE(HAVE_X11, 1,
3078             [Define to 1 if you want to use version 11 of X windows.
3079              Otherwise, Emacs expects to use version 10.])
3080 fi
3081 if test "${HAVE_XFREE386}" = "yes" ; then
3082   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
3083 fi
3084 if test "${HAVE_MENUS}" = "yes" ; then
3085   AC_DEFINE(HAVE_MENUS, 1,
3086             [Define to 1 if you have mouse menus.
3087              (This is automatic if you use X, but the option to specify it remains.)
3088              It is also defined with other window systems that support xmenu.c.])
3089 fi
3090 if test "${GNU_MALLOC}" = "yes" ; then
3091   AC_DEFINE(GNU_MALLOC, 1,
3092             [Define to 1 if you want to use the GNU memory allocator.])
3093 fi
3094 if test "${REL_ALLOC}" = "yes" ; then
3095   AC_DEFINE(REL_ALLOC, 1,
3096             [Define REL_ALLOC if you want to use the relocating allocator for
3097              buffer space.])
3098 fi
3099
3100
3101 AH_TOP([/* GNU Emacs site configuration template file.
3102    Copyright (C) 1988, 1993, 1994, 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
3103              Free Software Foundation, Inc.
3104
3105 This file is part of GNU Emacs.
3106
3107 GNU Emacs is free software; you can redistribute it and/or modify
3108 it under the terms of the GNU General Public License as published by
3109 the Free Software Foundation; either version 2, or (at your option)
3110 any later version.
3111
3112 GNU Emacs is distributed in the hope that it will be useful,
3113 but WITHOUT ANY WARRANTY; without even the implied warranty of
3114 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
3115 GNU General Public License for more details.
3116
3117 You should have received a copy of the GNU General Public License
3118 along with GNU Emacs; see the file COPYING.  If not, write to the
3119 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
3120 Boston, MA 02110-1301, USA.  */
3121
3122
3123 /* No code in Emacs #includes config.h twice, but some bits of code
3124    intended to work with other packages as well (like gmalloc.c)
3125    think they can include it as many times as they like.  */
3126 #ifndef EMACS_CONFIG_H
3127 #define EMACS_CONFIG_H
3128 ])dnl
3129
3130 AH_BOTTOM([
3131 /* If we're using any sort of window system, define some consequences.  */
3132 #ifdef HAVE_X_WINDOWS
3133 #define HAVE_WINDOW_SYSTEM
3134 #define MULTI_KBOARD
3135 #define HAVE_MOUSE
3136 #endif
3137
3138 /* If we're using the Carbon API on Mac OS X, define a few more
3139    variables as well.  */
3140 #ifdef HAVE_CARBON
3141 #define HAVE_WINDOW_SYSTEM
3142 #define HAVE_MOUSE
3143 #endif
3144
3145 /* Define USER_FULL_NAME to return a string
3146    that is the user's full name.
3147    It can assume that the variable `pw'
3148    points to the password file entry for this user.
3149
3150    At some sites, the pw_gecos field contains
3151    the user's full name.  If neither this nor any other
3152    field contains the right thing, use pw_name,
3153    giving the user's login name, since that is better than nothing.  */
3154 #define USER_FULL_NAME pw->pw_gecos
3155
3156 /* Define AMPERSAND_FULL_NAME if you use the convention
3157    that & in the full name stands for the login id.  */
3158 /* Turned on June 1996 supposing nobody will mind it.  */
3159 #define AMPERSAND_FULL_NAME
3160
3161 /* We have blockinput.h.  */
3162 #define DO_BLOCK_INPUT
3163
3164 /* Define HAVE_SOUND if we have sound support.  We know it works
3165    and compiles only on the specified platforms.   For others,
3166    it probably doesn't make sense to try.  */
3167
3168 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
3169 #ifdef HAVE_MACHINE_SOUNDCARD_H
3170 #define HAVE_SOUND 1
3171 #endif
3172 #ifdef HAVE_SYS_SOUNDCARD_H
3173 #define HAVE_SOUND 1
3174 #endif
3175 #ifdef HAVE_SOUNDCARD_H
3176 #define HAVE_SOUND 1
3177 #endif
3178 #ifdef HAVE_ALSA
3179 #define HAVE_SOUND 1
3180 #endif
3181 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
3182
3183 /* If using GNU, then support inline function declarations. */
3184 /* Don't try to switch on inline handling as detected by AC_C_INLINE
3185    generally, because even if non-gcc compilers accept `inline', they
3186    may reject `extern inline'.  */
3187 #if defined (__GNUC__) && defined (OPTIMIZE)
3188 #define INLINE __inline__
3189 #else
3190 #define INLINE
3191 #endif
3192
3193 /* Include the os and machine dependent files.  */
3194 #include config_opsysfile
3195 #include config_machfile
3196
3197 /* Load in the conversion definitions if this system
3198    needs them and the source file being compiled has not
3199    said to inhibit this.  There should be no need for you
3200    to alter these lines.  */
3201
3202 #ifdef SHORTNAMES
3203 #ifndef NO_SHORTNAMES
3204 #include "../shortnames/remap.h"
3205 #endif /* not NO_SHORTNAMES */
3206 #endif /* SHORTNAMES */
3207
3208 /* If no remapping takes place, static variables cannot be dumped as
3209    pure, so don't worry about the `static' keyword. */
3210 #ifdef NO_REMAP
3211 #undef static
3212 #endif
3213
3214 /* Define `subprocesses' should be defined if you want to
3215    have code for asynchronous subprocesses
3216    (as used in M-x compile and M-x shell).
3217    These do not work for some USG systems yet;
3218    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
3219
3220 #ifndef VMS
3221 #ifndef USG
3222 /* #define subprocesses */
3223 #endif
3224 #endif
3225
3226 /* SIGTYPE is the macro we actually use.  */
3227 #ifndef SIGTYPE
3228 #define SIGTYPE RETSIGTYPE
3229 #endif
3230
3231 #ifdef emacs /* Don't do this for lib-src.  */
3232 /* Tell regex.c to use a type compatible with Emacs.  */
3233 #define RE_TRANSLATE_TYPE Lisp_Object
3234 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
3235 #ifdef make_number
3236 /* If make_number is a macro, use it.  */
3237 #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0)))
3238 #else
3239 /* If make_number is a function, avoid it.  */
3240 #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0))
3241 #endif
3242 #endif
3243
3244 /* Avoid link-time collision with system mktime if we will use our own.  */
3245 #if ! HAVE_MKTIME || BROKEN_MKTIME
3246 #define mktime emacs_mktime
3247 #endif
3248
3249 #define my_strftime nstrftime   /* for strftime.c */
3250
3251 /* The rest of the code currently tests the CPP symbol BSTRING.
3252    Override any claims made by the system-description files.
3253    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
3254 #undef BSTRING
3255 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
3256 #define BSTRING
3257 #endif
3258
3259 /* Some of the files of Emacs which are intended for use with other
3260    programs assume that if you have a config.h file, you must declare
3261    the type of getenv.
3262
3263    This declaration shouldn't appear when alloca.s or Makefile.in
3264    includes config.h.  */
3265 #ifndef NOT_C_CODE
3266 extern char *getenv ();
3267 #endif
3268
3269 /* These default definitions are good for almost all machines.
3270    The exceptions override them in m/MACHINE.h.  */
3271
3272 #ifndef BITS_PER_CHAR
3273 #define BITS_PER_CHAR 8
3274 #endif
3275
3276 #ifndef BITS_PER_SHORT
3277 #define BITS_PER_SHORT 16
3278 #endif
3279
3280 /* Note that lisp.h uses this in a preprocessor conditional, so it
3281    would not work to use sizeof.  That being so, we do all of them
3282    without sizeof, for uniformity's sake.  */
3283 #ifndef BITS_PER_INT
3284 #define BITS_PER_INT 32
3285 #endif
3286
3287 #ifndef BITS_PER_LONG
3288 #ifdef _LP64
3289 #define BITS_PER_LONG 64
3290 #else
3291 #define BITS_PER_LONG 32
3292 #endif
3293 #endif
3294
3295 /* Define if the compiler supports function prototypes.  It may do so
3296    but not define __STDC__ (e.g. DEC C by default) or may define it as
3297    zero.  */
3298 #undef PROTOTYPES
3299 /* For mktime.c:  */
3300 #ifndef __P
3301 # if defined PROTOTYPES
3302 #  define __P(args) args
3303 # else
3304 #  define __P(args) ()
3305 # endif  /* GCC.  */
3306 #endif /* __P */
3307
3308 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
3309 #ifndef NOT_C_CODE
3310 #ifdef HAVE_STRING_H
3311 #include "string.h"
3312 #endif
3313 #ifdef HAVE_STRINGS_H
3314 #include "strings.h"  /* May be needed for bcopy & al. */
3315 #endif
3316 #ifdef HAVE_STDLIB_H
3317 #include <stdlib.h>
3318 #endif
3319 #ifndef __GNUC__
3320 # ifdef HAVE_ALLOCA_H
3321 #  include <alloca.h>
3322 # else /* AIX files deal with #pragma.  */
3323 #  ifndef alloca /* predefined by HP cc +Olibcalls */
3324 char *alloca ();
3325 #  endif
3326 # endif /* HAVE_ALLOCA_H */
3327 #endif /* __GNUC__ */
3328 #ifndef HAVE_SIZE_T
3329 typedef unsigned size_t;
3330 #endif
3331 #endif /* NOT_C_CODE */
3332
3333 /* Define HAVE_X_I18N if we have usable i18n support.  */
3334
3335 #ifdef HAVE_X11R6
3336 #define HAVE_X_I18N
3337 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
3338 #define HAVE_X_I18N
3339 #endif
3340
3341 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
3342
3343 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3344 #define HAVE_X11R6_XIM
3345 #endif
3346
3347 /* Should we enable expensive run-time checking of data types?  */
3348 #undef ENABLE_CHECKING
3349
3350 #if defined __GNUC__ && (__GNUC__ > 2 \
3351                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3352 #define NO_RETURN       __attribute__ ((__noreturn__))
3353 #else
3354 #define NO_RETURN       /* nothing */
3355 #endif
3356
3357 /* These won't be used automatically yet.  We also need to know, at least,
3358    that the stack is continuous.  */
3359 #ifdef __GNUC__
3360 #  ifndef GC_SETJMP_WORKS
3361   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3362      see NON_SAVING_SETJMP in the target descriptions.  */
3363   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3364      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3365      Fixme: Deal with ns32k, SVR3.  */
3366 #    define GC_SETJMP_WORKS 1
3367 #  endif
3368 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3369 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3370 #  endif
3371 #endif
3372
3373 #ifndef HAVE_BCOPY
3374 #define bcopy(a,b,s) memcpy (b,a,s)
3375 #endif
3376 #ifndef HAVE_BZERO
3377 #define bzero(a,s) memset (a,0,s)
3378 #endif
3379 #ifndef HAVE_BCMP
3380 #define BCMP memcmp
3381 #endif
3382
3383 #endif /* EMACS_CONFIG_H */
3384
3385 /*
3386 Local Variables:
3387 mode: c
3388 End:
3389 */
3390 ])dnl
3391
3392 #### Report on what we decided to do.
3393 #### Report GTK as a toolkit, even if it doesn't use Xt.
3394 #### It makes printing result more understandable as using GTK sets
3395 #### toolkit_scroll_bars to yes by default.
3396 if test "${HAVE_GTK}" = "yes"; then
3397   USE_X_TOOLKIT=GTK
3398 fi
3399
3400 echo "
3401 Configured for \`${canonical}'.
3402
3403   Where should the build process find the source code?    ${srcdir}
3404   What operating system and machine description files should Emacs use?
3405         \`${opsysfile}' and \`${machfile}'
3406   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3407   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3408   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3409   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3410   What window system should Emacs use?                    ${window_system}
3411   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3412
3413 if test -n "${x_includes}"; then
3414 echo "  Where do we find X Windows header files?                ${x_includes}"
3415 else
3416 echo "  Where do we find X Windows header files?                Standard dirs"
3417 fi
3418 if test -n "${x_libraries}"; then
3419 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3420 else
3421 echo "  Where do we find X Windows libraries?                   Standard dirs"
3422 fi
3423
3424 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3425 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3426 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3427 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3428 echo "  Does Emacs use a gif library?                           ${HAVE_GIF} $ac_gif_lib_name"
3429 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3430 echo "  Does Emacs use -lgpm?                                   ${HAVE_GPM}"
3431 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3432 echo
3433
3434 if test $USE_XASSERTS = yes; then
3435    echo "  Compiling with asserts turned on."
3436    CPPFLAGS="$CPPFLAGS -DXASSERTS=1"
3437    echo
3438 fi
3439
3440 if test "$USE_X_TOOLKIT" = GTK; then
3441   case "$canonical" in
3442   *cygwin*)
3443     echo "There are known problems with Emacs and Gtk+ on cygwin, so you
3444   will probably get a crash on startup.  If this happens, please use another
3445   toolkit for Emacs.  See etc/PROBLEMS for more information."
3446   ;;
3447   esac
3448 fi
3449
3450
3451
3452 # Remove any trailing slashes in these variables.
3453 [test "${prefix}" != NONE &&
3454   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3455 test "${exec_prefix}" != NONE &&
3456   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3457
3458 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3459 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3460 ## from Makefile.c can correctly provide the arg `-traditional' to the
3461 ## C preprocessor.
3462
3463 AC_EGREP_CPP(yes..yes,
3464         [yes..yes],
3465         CPP_NEED_TRADITIONAL=no,
3466         CPP_NEED_TRADITIONAL=yes)
3467
3468 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3469         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
3470         lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
3471
3472 ### Make the necessary directories, if they don't exist.
3473 for dir in etc lisp ; do
3474   test -d ${dir} || mkdir ${dir}
3475 done
3476
3477 # Build src/Makefile from ${srcdir}/src/Makefile.c
3478 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3479 # This must be done after src/config.h is built, since we rely on that file.
3480
3481 # Now get this: Some word that is part of the ${srcdir} directory name
3482 # or the ${configuration} value might, just might, happen to be an
3483 # identifier like `sun4' or `i386' or something, and be predefined by
3484 # the C preprocessor to some helpful value like 1, or maybe the empty
3485 # string.  Needless to say consequent macro substitutions are less
3486 # than conducive to the makefile finding the correct directory.
3487 [undefs="`echo $top_srcdir $configuration $canonical |
3488 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3489     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3490 `"]
3491
3492 echo creating src/epaths.h
3493 ${MAKE-make} epaths-force
3494
3495 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3496 # `..' to `. .'  unless invoked with -traditional
3497
3498 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3499   CPPFLAGS="$CPPFLAGS -traditional"
3500 fi
3501
3502 echo creating lib-src/Makefile
3503 ( cd lib-src
3504   rm -f junk.c junk1.c junk2.c
3505   sed -e '/start of cpp stuff/q' \
3506       < Makefile.c > junk1.c
3507   sed -e '1,/start of cpp stuff/d'\
3508       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3509       < Makefile.c > junk.c
3510   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3511       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3512   cat junk1.c junk2.c > Makefile.new
3513   rm -f junk.c junk1.c junk2.c
3514   chmod 444 Makefile.new
3515   mv -f Makefile.new Makefile
3516 )
3517
3518 echo creating src/Makefile
3519 ( cd src
3520   rm -f junk.c junk1.c junk2.c
3521   sed -e '/start of cpp stuff/q' \
3522       < Makefile.c > junk1.c
3523   sed -e '1,/start of cpp stuff/d'\
3524       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3525       < Makefile.c > junk.c
3526   if test -f ${srcdir}/admin/unidata/UnicodeData.txt; then
3527     CPPFLAGS="$CPPFLAGS -DHAVE_UNIDATA"
3528   fi
3529   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3530       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3531   cat junk1.c junk2.c > Makefile.new
3532   rm -f junk.c junk1.c junk2.c
3533   chmod 444 Makefile.new
3534   mv -f Makefile.new Makefile
3535 )
3536
3537 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3538   echo creating src/.gdbinit
3539   echo source $srcdir/src/.gdbinit > src/.gdbinit
3540 fi
3541
3542 # This is how we know whether to re-run configure in certain cases.
3543 touch src/config.stamp
3544
3545 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3546
3547 m4_if(dnl       Do not change this comment
3548    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3549 )dnl