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,
   7 dnl    2004, 2005, 2006, 2007  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 3, 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(emacs, 23.0.50)
  28 AC_CONFIG_HEADER(src/config.h:src/config.in)
  29 AC_CONFIG_SRCDIR(src/lisp.h)
  30
  31 dnl Support for --program-prefix, --program-suffix and
  32 dnl --program-transform-name options
  33 AC_ARG_PROGRAM
  34
  35 lispdir='${datadir}/emacs/${version}/lisp'
  36 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
  37 '${datadir}/emacs/site-lisp'
  38 lisppath='${locallisppath}:${lispdir}:${datadir}/emacs/${version}/leim'
  39 etcdir='${datadir}/emacs/${version}/etc'
  40 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  41 docdir='${datadir}/emacs/${version}/etc'
  42 gamedir='${localstatedir}/games/emacs'
  43
  44 gameuser=games
  45
  46 dnl Autoconf is so much less fun under VMS, maybe
  47 dnl because everything is less fun under VMS. --ttn
  48 AC_DEFUN([EMACS_ARG_Y],[dnl
  49 AC_ARG_WITH([$1],[AS_HELP_STRING([--with-$1],[$2])],[$3],[$4])dnl
  50 ])dnl
  51 AC_DEFUN([EMACS_ARG_N],[dnl
  52 AC_ARG_WITH([$1],[AS_HELP_STRING([--without-$1],[$2])],[$3],[$4])dnl
  53 ])dnl
  54
  55 EMACS_ARG_N([gcc],[don't use GCC to compile Emacs if GCC is found])
  56
  57 EMACS_ARG_N([pop],[don't support POP mail retrieval with movemail],
  58 [if test "$withval" = yes; then
  59    AC_DEFINE(MAIL_USE_POP)
  60 else :
  61 fi],
  62 AC_DEFINE(MAIL_USE_POP))
  63 AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl
  64
  65 EMACS_ARG_Y([kerberos],[support Kerberos-authenticated POP],
  66 [if test "$withval" = yes; then
  67    AC_DEFINE(KERBEROS)
  68 fi])
  69 AH_TEMPLATE(KERBEROS,
  70             [Define to support Kerberos-authenticated POP mail retrieval.])dnl
  71
  72 EMACS_ARG_Y([kerberos5],[support Kerberos version 5 authenticated POP],
  73 [if test "${with_kerberos5+set}" = set; then
  74   if test "${with_kerberos+set}" != set; then
  75     with_kerberos=yes
  76     AC_DEFINE(KERBEROS)
  77   fi
  78   AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.])
  79 fi])
  80
  81 EMACS_ARG_Y([hesiod],[support Hesiod to get the POP server host],
  82 [if test "$withval" = yes; then
  83   AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.])
  84 fi])
  85
  86 EMACS_ARG_N([sound],[don't compile with sound support])
  87
  88 dnl This should be the last --with option, because --with-x is
  89 dnl added later on when we find the path of X, and it's best to
  90 dnl keep them together visually.
  91 AC_ARG_WITH([x-toolkit],[AS_HELP_STRING([--with-x-toolkit=KIT],
  92  [use an X toolkit (KIT one of: yes, lucid, athena, motif, gtk, no)])],
  93 [         case "${withval}" in
  94             y | ye | yes )      val=gtk ;;
  95             n | no )            val=no  ;;
  96             l | lu | luc | luci | lucid )       val=lucid ;;
  97             a | at | ath | athe | athen | athena )      val=athena ;;
  98             m | mo | mot | moti | motif )       val=motif ;;
  99             g | gt | gtk  )     val=gtk ;;
 100             * )
 101 AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid;
 102 this option's value should be `yes', `no', `lucid', `athena', `motif' or `gtk'.
 103 `yes' and `gtk' are synonyms. `athena' and `lucid' are synonyms.])
 104             ;;
 105           esac
 106           with_x_toolkit=$val
 107 ])
 108
 109 EMACS_ARG_Y([xpm],[use -lXpm for displaying XPM images])
 110 EMACS_ARG_Y([jpeg],[use -ljpeg for displaying JPEG images])
 111 EMACS_ARG_Y([tiff],[use -ltiff for displaying TIFF images])
 112 EMACS_ARG_Y([gif],[use -lgif (or -lungif) for displaying GIF images])
 113 EMACS_ARG_Y([png],[use -lpng for displaying PNG images])
 114 EMACS_ARG_Y([freetype],[use -lfreetype for local fonts support])
 115 EMACS_ARG_Y([xft],[use -lXft for anti aliased fonts])
 116 EMACS_ARG_Y([gpm],[use -lgpm for mouse support on a GNU/Linux console])
 117 EMACS_ARG_Y([rsvg],[use -lrsvg-2 for displaying SVG images])
 118 EMACS_ARG_Y([gtk],[use GTK (same as --with-x-toolkit=gtk)])
 119 EMACS_ARG_Y([pkg-config-prog],[Path to pkg-config for finding GTK and librsvg])
 120 EMACS_ARG_N([toolkit-scroll-bars],[don't use Motif or Xaw3d scroll bars])
 121 EMACS_ARG_N([xaw3d],[don't use Xaw3d])
 122 EMACS_ARG_N([xim],[don't use X11 XIM])
 123 EMACS_ARG_N([carbon],[don't use Carbon GUI on Mac OS X])
 124 EMACS_ARG_Y([dbus],[use D-Bus])
 125 EMACS_ARG_N([libotf],[don't use libotf for OpenType font support])
 126 EMACS_ARG_N([m17n-flt],[don't use m17n-flt for text shaping])
 127
 128 AC_ARG_ENABLE(carbon-app,
 129 [AS_HELP_STRING([--enable-carbon-app@<:@=DIR@:>@],
 130                 [specify install directory for Emacs.app on Mac OS X
 131                  [DIR=/Application]])],
 132 [ carbon_appdir_x=${enableval}])
 133
 134 AC_ARG_ENABLE(font-backend,
 135 [  --enable-font-backend   compile code of font-backend support],
 136       USE_FONT_BACKEND=$enableval,
 137       USE_FONT_BACKEND=no)
 138
 139 AC_ARG_ENABLE(asserts,
 140 [AS_HELP_STRING([--enable-asserts], [compile code with asserts enabled])],
 141       USE_XASSERTS=$enableval,
 142       USE_XASSERTS=no)
 143
 144 AC_ARG_ENABLE(maintainer-mode,
 145 [AS_HELP_STRING([--enable-maintainer-mode],
 146                 [enable make rules and dependencies not useful (and sometimes
 147                  confusing) to the casual installer])],
 148       USE_MAINTAINER_MODE=$enableval,
 149       USE_MAINTAINER_MODE=no)
 150 if test $USE_MAINTAINER_MODE = yes; then
 151   MAINT=
 152 else
 153   MAINT=#
 154 fi
 155 AC_SUBST(MAINT)
 156
 157 AC_ARG_ENABLE(locallisppath,
 158 [AS_HELP_STRING([--enable-locallisppath=PATH],
 159                 [directories Emacs should search for lisp files specific
 160                  to this site])],
 161 if test "${enableval}" = "no"; then
 162   locallisppath=
 163 elif test "${enableval}" != "yes"; then
 164   locallisppath=${enableval}
 165 fi)
 166
 167 #### Make srcdir absolute, if it isn't already.  It's important to
 168 #### avoid running the path through pwd unnecessarily, since pwd can
 169 #### give you automounter prefixes, which can go away.  We do all this
 170 #### so Emacs can find its files when run uninstalled.
 171 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
 172 unset CDPATH
 173 case "${srcdir}" in
 174   /* ) ;;
 175   . )
 176     ## We may be able to use the $PWD environment variable to make this
 177     ## absolute.  But sometimes PWD is inaccurate.
 178     ## Note: we used to use ${PWD} at the end instead of `pwd`,
 179     ## but that tested only for a well-formed and valid PWD,
 180     ## it did not object when PWD was well-formed and valid but just wrong.
 181     if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`"  ;
 182     then
 183       srcdir="$PWD"
 184     else
 185       srcdir="`(cd ${srcdir}; pwd)`"
 186     fi
 187   ;;
 188   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 189 esac
 190
 191 #### Check if the source directory already has a configured system in it.
 192 if test `pwd` != `(cd ${srcdir} && pwd)` \
 193    && test -f "${srcdir}/src/config.h" ; then
 194   AC_MSG_WARN([[The directory tree `${srcdir}' is being used
 195    as a build directory right now; it has been configured in its own
 196    right.  To configure in another directory as well, you MUST
 197    use GNU make.  If you do not have GNU make, then you must
 198    now do `make distclean' in ${srcdir},
 199    and then run $0 again.]])
 200 fi
 201
 202 #### Given the configuration name, set machfile and opsysfile to the
 203 #### names of the m/*.h and s/*.h files we should use.
 204
 205 ### Canonicalize the configuration name.
 206
 207 AC_CANONICAL_HOST
 208 canonical=$host
 209 configuration=${host_alias-${build_alias-$host}}
 210
 211 dnl This used to use changequote, but, apart from `changequote is evil'
 212 dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
 213 dnl the great gob of text.  Thus it's not processed for possible expansion.
 214 dnl Just make sure the brackets remain balanced.
 215 dnl
 216 dnl Since Emacs can't find matching pairs of quotes, boundaries are
 217 dnl indicated by comments.
 218 dnl quotation begins
 219 [
 220
 221 ### If you add support for a new configuration, add code to this
 222 ### switch statement to recognize your configuration name and select
 223 ### the appropriate operating system and machine description files.
 224
 225 ### You would hope that you could choose an m/*.h file pretty much
 226 ### based on the machine portion of the configuration name, and an s-
 227 ### file based on the operating system portion.  However, it turns out
 228 ### that each m/*.h file is pretty manufacturer-specific - for
 229 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 230 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 231 ### machines.  So we basically have to have a special case for each
 232 ### configuration name.
 233 ###
 234 ### As far as handling version numbers on operating systems is
 235 ### concerned, make sure things will fail in a fixable way.  If
 236 ### /etc/MACHINES doesn't say anything about version numbers, be
 237 ### prepared to handle anything reasonably.  If version numbers
 238 ### matter, be sure /etc/MACHINES says something about it.
 239 ###
 240 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 241 ### "System V Release 4"; he writes, "The old convention encouraged
 242 ### confusion between `system' and `release' levels'."
 243
 244 machine='' opsys='' unported=no
 245 case "${canonical}" in
 246
 247   ## FreeBSD ports
 248   *-*-freebsd* )
 249     opsys=freebsd
 250     case "${canonical}" in
 251       alpha*-*-freebsd*)        machine=alpha ;;
 252       ia64-*-freebsd*)          machine=ia64 ;;
 253       sparc64-*-freebsd*)       machine=sparc ;;
 254       powerpc-*-freebsd*)       machine=macppc ;;
 255       i[3456]86-*-freebsd*)     machine=intel386 ;;
 256       amd64-*-freebsd*|x86_64-*-freebsd*) machine=amdx86-64 ;;
 257     esac
 258   ;;
 259
 260   ## FreeBSD kernel + glibc based userland
 261   *-*-kfreebsd*gnu* )
 262     opsys=gnu-kfreebsd
 263     case "${canonical}" in
 264       alpha*-*-kfreebsd*)       machine=alpha ;;
 265       ia64-*-kfreebsd*)         machine=ia64 ;;
 266       sparc64-*-kfreebsd*)      machine=sparc ;;
 267       powerpc-*-kfreebsd*)      machine=macppc ;;
 268       i[3456]86-*-kfreebsd*)    machine=intel386 ;;
 269       amd64-*-kfreebsd*|x86_64-*-kfreebsd*) machine=amdx86-64 ;;
 270     esac
 271   ;;
 272
 273   ## NetBSD ports
 274   *-*-netbsd* )
 275     opsys=netbsd
 276     if test -f /usr/lib/crti.o; then]
 277 dnl The close and open brackets here are because this section is quoted --
 278 dnl see the `changequote' comment above.
 279       AC_DEFINE(HAVE_CRTIN, [], [Define to 1 if you have /usr/lib/crti.o.])
 280 [   fi
 281
 282     case "${canonical}" in
 283       alpha*-*-netbsd*) machine=alpha ;;
 284       i[3456]86-*-netbsd*) machine=intel386 ;;
 285       m68k-*-netbsd*)
 286                         # This is somewhat bogus.
 287                         machine=hp9000s300 ;;
 288       mips-*-netbsd*)   machine=pmax ;;
 289       mipsel-*-netbsd*) machine=pmax ;;
 290       mipseb-*-netbsd*) machine=pmax ;;
 291       ns32k-*-netbsd*)  machine=ns32000 ;;
 292       powerpc-*-netbsd*) machine=macppc ;;
 293       sparc*-*-netbsd*) machine=sparc ;;
 294       vax-*-netbsd*)    machine=vax ;;
 295       arm-*-netbsd*)    machine=arm ;;
 296       x86_64-*-netbsd*) machine=amdx86-64 ;;
 297       hppa-*-netbsd*)   machine=hp800 ;;
 298       shle-*-netbsd*)   machine=sh3el ;;
 299     esac
 300   ;;
 301
 302   ## OpenBSD ports
 303   *-*-openbsd* )
 304     opsys=openbsd
 305     case "${canonical}" in
 306       alpha*-*-openbsd*)        machine=alpha ;;
 307       arm-*-openbsd*)          machine=arm ;;
 308       hppa-*-openbsd*)         machine=hp9000s300 ;;
 309       i386-*-openbsd*)         machine=intel386 ;;
 310       m68k-*-openbsd*)         machine=hp9000s300 ;;
 311       m88k-*-openbsd*)         machine=aviion ;;
 312       mips64-*-openbsd*)       machine=mips64 ;;
 313       powerpc-*-openbsd*)      machine=macppc ;;
 314       sh-*-openbsd*)           machine=sh3el ;;
 315       sparc*-*-openbsd*)       machine=sparc ;;
 316       vax-*-openbsd*)          machine=vax ;;
 317       x86_64-*-openbsd*)       machine=amdx86-64 ;;
 318     esac
 319   ;;
 320
 321   ## LynxOS ports
 322   *-*-lynxos* )
 323     opsys=lynxos
 324     case "${canonical}" in
 325       i[3456]86-*-lynxos*) machine=intel386 ;;
 326       powerpc-*-lynxos*) machine=powerpc ;;
 327     esac
 328   ;;
 329
 330   ## Acorn RISCiX:
 331   arm-acorn-riscix1.1* )
 332     machine=acorn opsys=riscix1-1
 333   ;;
 334   arm-acorn-riscix1.2* | arm-acorn-riscix )
 335     ## This name is riscix12 instead of riscix1.2
 336     ## to avoid a file name conflict on MSDOS.
 337     machine=acorn opsys=riscix12
 338   ;;
 339
 340   ## BSDI ports
 341   *-*-bsdi* )
 342     opsys=bsdi
 343     case "${canonical}" in
 344       i[345]86-*-bsdi*) machine=intel386 ;;
 345       sparc-*-bsdi*)  machine=sparc ;;
 346       powerpc-*-bsdi*)  machine=macppc ;;
 347     esac
 348     case "${canonical}" in
 349       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 350       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 351       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 352       *-*-bsdi3* )              opsys=bsdos3 ;;
 353       *-*-bsdi[45]* )           opsys=bsdos4 ;;
 354     esac
 355   ;;
 356
 357   ## Alliant machines
 358   ## Strictly speaking, we need the version of the alliant operating
 359   ## system to choose the right machine file, but currently the
 360   ## configuration name doesn't tell us enough to choose the right
 361   ## one; we need to give alliants their own operating system name to
 362   ## do this right.  When someone cares, they can help us.
 363   fx80-alliant-* )
 364     machine=alliant4 opsys=bsd4-2
 365   ;;
 366   i860-alliant-* )
 367     machine=alliant-2800 opsys=bsd4-3
 368   ;;
 369
 370   ## Alpha (DEC) machines.
 371   alpha*-dec-osf* )
 372     machine=alpha opsys=osf1
 373     # This is needed to find X11R6.1 libraries for certain tests.
 374     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 375     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 376     # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
 377     # due to non-traditional preprocessing with the current compiler
 378     # defaults.  OSF 4 can also have that compiler version, and there
 379     # seems always to have been a usable /usr/bin/cpp.
 380     NON_GNU_CPP=/usr/bin/cpp
 381     case "${canonical}" in
 382     alpha*-dec-osf[5-9]*)
 383       opsys=osf5-0 ;;
 384     esac
 385   ;;
 386
 387   alpha*-*-linux-gnu* )
 388     machine=alpha opsys=gnu-linux
 389   ;;
 390
 391   arm*-*-linux-gnu* )
 392     machine=arm opsys=gnu-linux
 393   ;;
 394
 395   ## Altos 3068
 396   m68*-altos-sysv* )
 397     machine=altos opsys=usg5-2
 398   ;;
 399
 400   ## Amdahl UTS
 401   580-amdahl-sysv* )
 402     machine=amdahl opsys=usg5-2-2
 403   ;;
 404
 405   ## Apollo, Domain/OS
 406   m68*-apollo-* )
 407     machine=apollo opsys=bsd4-3
 408   ;;
 409
 410   ## Apple Darwin / Mac OS X
 411   *-apple-darwin* )
 412     case "${canonical}" in
 413       i[3456]86-* )  machine=intel386 ;;
 414       powerpc-* )    machine=powermac ;;
 415       * )            unported=yes ;;
 416     esac
 417     opsys=darwin
 418     # Define CPP as follows to make autoconf work correctly.
 419     CPP="${CC-cc} -E -no-cpp-precomp"
 420     # Use fink packages if available.
 421     if test -d /sw/include && test -d /sw/lib; then
 422       GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib"
 423       CPP="${CPP} ${GCC_TEST_OPTIONS}"
 424       NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS}
 425     fi
 426   ;;
 427
 428   ## AT&T 3b2, 3b5, 3b15, 3b20
 429   we32k-att-sysv* )
 430     machine=att3b opsys=usg5-2-2
 431   ;;
 432
 433   ## AT&T 3b1 - The Mighty Unix PC!
 434   m68*-att-sysv* )
 435     machine=7300 opsys=usg5-2-2
 436   ;;
 437
 438   ## Bull dpx20
 439   rs6000-bull-bosx* )
 440     machine=ibmrs6000 opsys=aix3-2
 441   ;;
 442
 443   ## Bull dpx2
 444   m68*-bull-sysv3* )
 445     machine=dpx2 opsys=usg5-3
 446   ;;
 447
 448   ## Bull sps7
 449   m68*-bull-sysv2* )
 450     machine=sps7 opsys=usg5-2
 451   ;;
 452
 453   ## CCI 5/32, 6/32 -- see "Tahoe".
 454
 455   ## Celerity
 456   ## I don't know what configuration name to use for this; config.sub
 457   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 458   ## in touch with us!
 459   celerity-celerity-bsd* )
 460     machine=celerity opsys=bsd4-2
 461   ;;
 462
 463   ## Clipper
 464   ## What operating systems does this chip run that Emacs has been
 465   ## tested on?
 466   clipper-* )
 467     machine=clipper
 468     ## We'll use the catch-all code at the bottom to guess the
 469     ## operating system.
 470   ;;
 471
 472   ## Compaq Nonstop
 473   mips-compaq-nonstopux* )
 474     machine=nonstopux opsys=nonstopux
 475     ;;
 476
 477   ## Convex
 478   *-convex-bsd* | *-convex-convexos* )
 479     machine=convex opsys=bsd4-3
 480     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 481     NON_GNU_CPP="cc -E -P"
 482   ;;
 483
 484   ## Cubix QBx/386
 485   i[3456]86-cubix-sysv* )
 486     machine=intel386 opsys=usg5-3
 487   ;;
 488
 489   ## Cydra 5
 490   cydra*-cydrome-sysv* )
 491     machine=cydra5 opsys=usg5-3
 492   ;;
 493
 494   ## Data General AViiON Machines
 495   ## DG changed naming conventions with the release of 5.4.4.10, they
 496   ## dropped the initial 5.4 but left the intervening R.  Because of the
 497   ## R this shouldn't conflict with older versions of the OS (which I
 498   ## think were named like dgux4.*). In addition, DG new AViiONs series
 499   ## uses either Motorola M88k or Intel Pentium CPUs.
 500   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 501     machine=aviion opsys=dgux4
 502   ;;
 503   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 504     ## This name is dgux5-4-3 instead of dgux5-4r3
 505     ## to avoid a file name conflict on MSDOS.
 506     machine=aviion opsys=dgux5-4-3
 507   ;;
 508   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 509     machine=aviion opsys=dgux5-4r2
 510   ;;
 511   m88k-dg-dgux* )
 512     machine=aviion opsys=dgux
 513   ;;
 514
 515   ## Data General AViiON Intel (x86) Machines
 516   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 517   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 518   i[345]86-dg-dguxR4* )
 519     machine=aviion-intel opsys=dgux4
 520   ;;
 521
 522   ## DECstations
 523   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 524     machine=pmax opsys=bsd4-2
 525   ;;
 526   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 527     machine=pmax opsys=bsd4-3
 528   ;;
 529   mips-dec-ultrix* )
 530     machine=pmax opsys=ultrix4-3
 531   ;;
 532   mips-dec-osf* )
 533     machine=pmax opsys=osf1
 534   ;;
 535   mips-dec-mach_bsd4.3* )
 536     machine=pmax opsys=mach-bsd4-3
 537   ;;
 538
 539   ## Motorola Delta machines
 540   m68k-motorola-sysv* | m68000-motorola-sysv* )
 541     machine=delta opsys=usg5-3
 542     if test -z "`type gnucc | grep 'not found'`"
 543     then
 544       if test -s /etc/167config
 545       then CC="gnucc -m68040"
 546       else CC="gnucc -m68881"
 547       fi
 548     else
 549       if test -z "`type gcc | grep 'not found'`"
 550       then CC=gcc
 551       else CC=cc
 552       fi
 553     fi
 554   ;;
 555   m88k-motorola-sysv4* )
 556     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 557     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 558     # I hope there are not other 4.0 versions for this machine
 559     # which really need usg5-4 instead.
 560     machine=delta88k opsys=usg5-4-2
 561   ;;
 562   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 563     machine=delta88k opsys=usg5-3
 564   ;;
 565
 566   ## Dual machines
 567   m68*-dual-sysv* )
 568     machine=dual opsys=usg5-2
 569   ;;
 570   m68*-dual-uniplus* )
 571     machine=dual opsys=unipl5-2
 572   ;;
 573
 574   ## Elxsi 6400
 575   elxsi-elxsi-sysv* )
 576     machine=elxsi opsys=usg5-2
 577   ;;
 578
 579   ## Encore machines
 580   ns16k-encore-bsd* )
 581     machine=ns16000 opsys=umax
 582   ;;
 583
 584   ## The GEC 63 - apparently, this port isn't really finished yet.
 585   #  I'm sure we finished off the last of the machines, though.  -- fx
 586
 587   ## Gould Power Node and NP1
 588   pn-gould-bsd4.2* )
 589     machine=gould opsys=bsd4-2
 590   ;;
 591   pn-gould-bsd4.3* )
 592     machine=gould opsys=bsd4-3
 593   ;;
 594   np1-gould-bsd* )
 595     machine=gould-np1 opsys=bsd4-3
 596   ;;
 597
 598   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 599   ## as far as Emacs is concerned).
 600   m88k-harris-cxux* )
 601     # Build needs to be different on 7.0 and later releases
 602     case "`uname -r`" in
 603        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 604        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 605     esac
 606     NON_GNU_CPP="/lib/cpp"
 607   ;;
 608   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 609   m68k-harris-cxux* )
 610     machine=nh3000 opsys=cxux
 611   ;;
 612   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 613   powerpc-harris-powerunix )
 614     machine=nh6000 opsys=powerunix
 615     NON_GNU_CPP="cc -Xo -E -P"
 616   ;;
 617   ## SR2001/SR2201 running HI-UX/MPP
 618   hppa1.1-hitachi-hiuxmpp* )
 619     machine=sr2k opsys=hiuxmpp
 620   ;;
 621   hppa1.1-hitachi-hiuxwe2* )
 622     machine=sr2k opsys=hiuxwe2
 623   ;;
 624   ## Honeywell XPS100
 625   xps*-honeywell-sysv* )
 626     machine=xps100 opsys=usg5-2
 627   ;;
 628
 629   ## HP 9000 series 200 or 300
 630   m68*-hp-bsd* )
 631     machine=hp9000s300 opsys=bsd4-3
 632   ;;
 633   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 634   m68*-hp-hpux* )
 635     case "`uname -r`" in
 636       ## Someone's system reports A.B8.05 for this.
 637       ## I wonder what other possibilities there are.
 638       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 639       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 640       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 641       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 642       *) machine=hp9000s300 opsys=hpux ;;
 643     esac
 644   ;;
 645
 646   ## HP 9000 series 700 and 800, running HP/UX
 647   hppa*-hp-hpux7* )
 648     machine=hp800 opsys=hpux
 649   ;;
 650   hppa*-hp-hpux8* )
 651     machine=hp800 opsys=hpux8
 652   ;;
 653   hppa*-hp-hpux9shr* )
 654     machine=hp800 opsys=hpux9shr
 655   ;;
 656   hppa*-hp-hpux9* )
 657     machine=hp800 opsys=hpux9
 658   ;;
 659   hppa*-hp-hpux10.2* )
 660     machine=hp800 opsys=hpux10-20
 661   ;;
 662   hppa*-hp-hpux10* )
 663     machine=hp800 opsys=hpux10
 664   ;;
 665   hppa*-hp-hpux1[1-9]* )
 666     machine=hp800 opsys=hpux11
 667     CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS"
 668   ;;
 669
 670   hppa*-*-linux-gnu* )
 671     machine=hp800 opsys=gnu-linux
 672   ;;
 673
 674   ## HP 9000 series 700 and 800, running HP/UX
 675   hppa*-hp-hpux* )
 676     ## Cross-compilation?  Nah!
 677     case "`uname -r`" in
 678       ## Someone's system reports A.B8.05 for this.
 679       ## I wonder what other possibilities there are.
 680       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 681       *.08.* ) machine=hp800 opsys=hpux8 ;;
 682       *.09.* ) machine=hp800 opsys=hpux9 ;;
 683       *) machine=hp800 opsys=hpux10 ;;
 684     esac
 685   ;;
 686   hppa*-*-nextstep* )
 687     machine=hp800 opsys=nextstep
 688   ;;
 689
 690   ## Orion machines
 691   orion-orion-bsd* )
 692     machine=orion opsys=bsd4-2
 693   ;;
 694   clipper-orion-bsd* )
 695     machine=orion105 opsys=bsd4-2
 696   ;;
 697
 698   ## IBM machines
 699   i[3456]86-ibm-aix1.1* )
 700     machine=ibmps2-aix opsys=usg5-2-2
 701   ;;
 702   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 703     machine=ibmps2-aix opsys=usg5-3
 704   ;;
 705   i370-ibm-aix*)
 706     machine=ibm370aix opsys=usg5-3
 707   ;;
 708   s390-*-linux-gnu* )
 709     machine=ibms390 opsys=gnu-linux
 710   ;;
 711   s390x-*-linux-gnu* )
 712     machine=ibms390x opsys=gnu-linux
 713   ;;
 714   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 715     machine=ibmrs6000 opsys=aix3-1
 716   ;;
 717   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 718     machine=ibmrs6000 opsys=aix3-2-5
 719   ;;
 720   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 721     machine=ibmrs6000 opsys=aix4-1
 722   ;;
 723   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 724     machine=ibmrs6000 opsys=aix4-2
 725   ;;
 726   rs6000-ibm-aix4.3* | powerpc-ibm-aix4.3*  )
 727     machine=ibmrs6000 opsys=aix4-2
 728   ;;
 729   rs6000-ibm-aix5* | powerpc-ibm-aix5*  )
 730     machine=ibmrs6000 opsys=aix4-2
 731   ;;
 732   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 733     machine=ibmrs6000 opsys=aix4
 734   ;;
 735   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 736     machine=ibmrs6000 opsys=aix4-1
 737   ;;
 738   rs6000-ibm-aix* | powerpc-ibm-aix* )
 739     machine=ibmrs6000 opsys=aix3-2
 740   ;;
 741   romp-ibm-bsd4.3* )
 742     machine=ibmrt opsys=bsd4-3
 743   ;;
 744   romp-ibm-bsd4.2* )
 745     machine=ibmrt opsys=bsd4-2
 746   ;;
 747   romp-ibm-aos4.3* )
 748     machine=ibmrt opsys=bsd4-3
 749   ;;
 750   romp-ibm-aos4.2* )
 751     machine=ibmrt opsys=bsd4-2
 752   ;;
 753   romp-ibm-aos* )
 754     machine=ibmrt opsys=bsd4-3
 755   ;;
 756   romp-ibm-bsd* )
 757     machine=ibmrt opsys=bsd4-3
 758   ;;
 759   romp-ibm-aix* )
 760     machine=ibmrt-aix opsys=usg5-2-2
 761   ;;
 762
 763   ## Integrated Solutions `Optimum V'
 764   m68*-isi-bsd4.2* )
 765     machine=isi-ov opsys=bsd4-2
 766   ;;
 767   m68*-isi-bsd4.3* )
 768     machine=isi-ov opsys=bsd4-3
 769   ;;
 770
 771   ## Intel 386 machines where we do care about the manufacturer
 772   i[3456]86-intsys-sysv* )
 773     machine=is386 opsys=usg5-2-2
 774   ;;
 775
 776   ## Prime EXL
 777   i[3456]86-prime-sysv* )
 778     machine=i386 opsys=usg5-3
 779   ;;
 780
 781   ## Sequent Symmetry running Dynix
 782   i[3456]86-sequent-bsd* )
 783     machine=symmetry opsys=bsd4-3
 784   ;;
 785
 786   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 787   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 788     machine=sequent-ptx opsys=ptx4
 789     NON_GNU_CPP=/lib/cpp
 790   ;;
 791
 792   ## Sequent Symmetry running DYNIX/ptx
 793   ## Use the old cpp rather than the newer ANSI one.
 794   i[3456]86-sequent-ptx* )
 795     machine=sequent-ptx opsys=ptx
 796     NON_GNU_CPP="/lib/cpp"
 797   ;;
 798
 799   ## ncr machine running svr4.3.
 800   i[3456]86-ncr-sysv4.3 )
 801     machine=ncr386 opsys=usg5-4-3
 802   ;;
 803
 804   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 805   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 806   i[3456]86-ncr-sysv* )
 807     machine=ncr386 opsys=usg5-4-2
 808   ;;
 809
 810   ## Intel Paragon OSF/1
 811   i860-intel-osf1* )
 812     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 813   ;;
 814
 815   ## Intel 860
 816   i860-*-sysv4* )
 817     machine=i860 opsys=usg5-4
 818     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 819     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 820   ;;
 821
 822   ## Macintosh PowerPC
 823   powerpc*-*-linux-gnu* )
 824     machine=macppc opsys=gnu-linux
 825   ;;
 826
 827   ## Masscomp machines
 828   m68*-masscomp-rtu* )
 829     machine=masscomp opsys=rtu
 830   ;;
 831
 832   ## Megatest machines
 833   m68*-megatest-bsd* )
 834     machine=mega68 opsys=bsd4-2
 835   ;;
 836
 837   ## Workstations sold by MIPS
 838   ## This is not necessarily all workstations using the MIPS processor -
 839   ## Irises are produced by SGI, and DECstations by DEC.
 840
 841   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 842   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 843   ## it gives for choosing between the alternatives seems to be "Use
 844   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 845   ## the BSD world."  I'll assume that these are instructions for
 846   ## handling two odd situations, and that every other situation
 847   ## should use mips.h and usg5-2-2, they being listed first.
 848   mips-mips-usg* )
 849     machine=mips4
 850     ## Fall through to the general code at the bottom to decide on the OS.
 851   ;;
 852   mips-mips-riscos4* )
 853     machine=mips4 opsys=bsd4-3
 854     NON_GNU_CC="cc -systype bsd43"
 855     NON_GNU_CPP="cc -systype bsd43 -E"
 856   ;;
 857   mips-mips-riscos5* )
 858     machine=mips4 opsys=riscos5
 859     NON_GNU_CC="cc -systype bsd43"
 860     NON_GNU_CPP="cc -systype bsd43 -E"
 861   ;;
 862   mips-mips-bsd* )
 863     machine=mips opsys=bsd4-3
 864   ;;
 865   mips-mips-* )
 866     machine=mips opsys=usg5-2-2
 867   ;;
 868
 869   ## NeXT
 870   m68*-next-* | m68k-*-nextstep* )
 871     machine=m68k opsys=nextstep
 872   ;;
 873
 874   ## The complete machine from National Semiconductor
 875   ns32k-ns-genix* )
 876     machine=ns32000 opsys=usg5-2
 877   ;;
 878
 879   ## NCR machines
 880   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 881     machine=tower32 opsys=usg5-2-2
 882   ;;
 883   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 884     machine=tower32v3 opsys=usg5-3
 885   ;;
 886
 887   ## NEC EWS4800
 888   mips-nec-sysv4*)
 889   machine=ews4800 opsys=ux4800
 890   ;;
 891
 892   ## Nixdorf Targon 31
 893   m68*-nixdorf-sysv* )
 894     machine=targon31 opsys=usg5-2-2
 895   ;;
 896
 897   ## Nu (TI or LMI)
 898   m68*-nu-sysv* )
 899     machine=nu opsys=usg5-2
 900   ;;
 901
 902   ## Plexus
 903   m68*-plexus-sysv* )
 904     machine=plexus opsys=usg5-2
 905   ;;
 906
 907   ## Pyramid machines
 908   ## I don't really have any idea what sort of processor the Pyramid has,
 909   ## so I'm assuming it is its own architecture.
 910   pyramid-pyramid-bsd* )
 911     machine=pyramid opsys=bsd4-2
 912   ;;
 913
 914   ## Sequent Balance
 915   ns32k-sequent-bsd4.2* )
 916     machine=sequent opsys=bsd4-2
 917   ;;
 918   ns32k-sequent-bsd4.3* )
 919     machine=sequent opsys=bsd4-3
 920   ;;
 921
 922   ## Siemens Nixdorf
 923   mips-siemens-sysv* | mips-sni-sysv*)
 924     machine=mips-siemens opsys=usg5-4
 925     NON_GNU_CC=/usr/ccs/bin/cc
 926     NON_GNU_CPP=/usr/ccs/lib/cpp
 927   ;;
 928
 929   ## Silicon Graphics machines
 930   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 931   m68*-sgi-iris3.5* )
 932     machine=irist opsys=iris3-5
 933   ;;
 934   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 935     machine=irist opsys=iris3-6
 936   ;;
 937   ## Iris 4D
 938   mips-sgi-irix3* )
 939     machine=iris4d opsys=irix3-3
 940   ;;
 941   mips-sgi-irix4* )
 942     machine=iris4d opsys=irix4-0
 943   ;;
 944   mips-sgi-irix6.5 )
 945     machine=iris4d opsys=irix6-5
 946     # Without defining _LANGUAGE_C, things get masked out in the headers
 947     # so that, for instance, grepping for `free' in stdlib.h fails and
 948     # AC_HEADER_STD_C fails.   (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
 949     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 950     NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
 951   ;;
 952   mips-sgi-irix6* )
 953     machine=iris4d opsys=irix6-0
 954     # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
 955     # but presumably it does no harm.
 956     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 957     # -32 probably isn't necessary in later v.6s -- anyone know which?
 958     NON_GCC_TEST_OPTIONS=-32
 959   ;;
 960   mips-sgi-irix5.[01]* )
 961     machine=iris4d opsys=irix5-0
 962   ;;
 963   mips-sgi-irix5* | mips-sgi-irix* )
 964     machine=iris4d opsys=irix5-2
 965   ;;
 966
 967   ## SONY machines
 968   m68*-sony-bsd4.2* )
 969     machine=news opsys=bsd4-2
 970   ;;
 971   m68*-sony-bsd4.3* )
 972     machine=news opsys=bsd4-3
 973   ;;
 974   m68*-sony-newsos3* | m68*-sony-news3*)
 975     machine=news opsys=bsd4-3
 976   ;;
 977   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 978     machine=news-risc opsys=bsd4-3
 979   ;;
 980   mips-sony-newsos6* )
 981     machine=news-r6 opsys=newsos6
 982   ;;
 983   mips-sony-news* )
 984     machine=news-risc opsys=newsos5
 985   ;;
 986
 987   ## Stride
 988   m68*-stride-sysv* )
 989     machine=stride opsys=usg5-2
 990   ;;
 991
 992   ## Suns
 993   sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
 994     machine=sparc opsys=gnu-linux
 995   ;;
 996
 997   *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 998     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 999     | rs6000-*-solaris2*)
1000     case "${canonical}" in
1001       m68*-sunos1* )    machine=sun1 ;;
1002       m68*-sunos2* )    machine=sun2 ;;
1003       m68* )            machine=sun3 ;;
1004       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
1005       i[3456]86-*-* )     machine=intel386 ;;
1006       amd64-*-*|x86_64-*-*)     machine=amdx86-64 ;;
1007       powerpcle* )      machine=powerpcle ;;
1008       powerpc* | rs6000* )  machine=ibmrs6000 ;;
1009       sparc* )          machine=sparc ;;
1010       * )               unported=yes ;;
1011     esac
1012     case "${canonical}" in
1013       ## The Sun386 didn't get past 4.0.
1014       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
1015       *-sunos4.0*         ) opsys=sunos4-0 ;;
1016       *-sunos4.1.[3-9]*noshare )
1017                 ## This name is sunos413 instead of sunos4-1-3
1018                 ## to avoid a file name conflict on MSDOS.
1019                 opsys=sunos413
1020                 NON_GNU_CPP=/usr/lib/cpp
1021                 NON_GCC_TEST_OPTIONS=-Bstatic
1022                 GCC_TEST_OPTIONS=-static
1023                 ;;
1024       *-sunos4.1.[3-9]* | *-sunos4shr*)
1025                 opsys=sunos4shr
1026                 NON_GNU_CPP=/usr/lib/cpp
1027                 ;;
1028       *-sunos4* | *-sunos )
1029                 opsys=sunos4-1
1030                 NON_GCC_TEST_OPTIONS=-Bstatic
1031                 GCC_TEST_OPTIONS=-static
1032                 ;;
1033       *-sunos5.3* | *-solaris2.3* )
1034                 opsys=sol2-3
1035                 NON_GNU_CPP=/usr/ccs/lib/cpp
1036                 ;;
1037       *-sunos5.4* | *-solaris2.4* )
1038                 opsys=sol2-4
1039                 NON_GNU_CPP=/usr/ccs/lib/cpp
1040                 RANLIB="ar -ts"
1041                 ;;
1042       *-sunos5.5* | *-solaris2.5* )
1043                 opsys=sol2-5
1044                 NON_GNU_CPP=/usr/ccs/lib/cpp
1045                 RANLIB="ar -ts"
1046                 ;;
1047       *-sunos5.6* | *-solaris2.6* )
1048                 opsys=sol2-6
1049                 NON_GNU_CPP=/usr/ccs/lib/cpp
1050                 RANLIB="ar -ts"
1051                 ;;
1052       *-sunos5* | *-solaris* )
1053                 opsys=sol2-6
1054                 emacs_check_sunpro_c=yes
1055                 NON_GNU_CPP=/usr/ccs/lib/cpp
1056                 ;;
1057       *                   ) opsys=bsd4-2   ;;
1058     esac
1059     ## Watch out for a compiler that we know will not work.
1060     case "${canonical}" in
1061      *-solaris* | *-sunos5* )
1062                 if [ "x$CC" = x/usr/ucb/cc ]; then
1063                   ## /usr/ucb/cc doesn't work;
1064                   ## we should find some other compiler that does work.
1065                   unset CC
1066                 fi
1067                 ;;
1068       *) ;;
1069     esac
1070   ;;
1071   sparc-*-nextstep* )
1072     machine=sparc opsys=nextstep
1073   ;;
1074
1075   ## Tadpole 68k
1076   m68*-tadpole-sysv* )
1077     machine=tad68k opsys=usg5-3
1078   ;;
1079
1080   ## Tahoe machines
1081   tahoe-tahoe-bsd4.2* )
1082     machine=tahoe opsys=bsd4-2
1083   ;;
1084   tahoe-tahoe-bsd4.3* )
1085     machine=tahoe opsys=bsd4-3
1086   ;;
1087
1088   ## Tandem Integrity S2
1089   mips-tandem-sysv* )
1090     machine=tandem-s2 opsys=usg5-3
1091   ;;
1092
1093   ## Tektronix XD88
1094   m88k-tektronix-sysv3* )
1095   machine=tekxd88 opsys=usg5-3
1096   ;;
1097
1098   ## Tektronix 16000 box (6130?)
1099   ns16k-tektronix-bsd* )
1100     machine=ns16000 opsys=bsd4-2
1101   ;;
1102   ## Tektronix 4300
1103   ## src/m/tek4300.h hints that this is a m68k machine.
1104   m68*-tektronix-bsd* )
1105     machine=tek4300 opsys=bsd4-3
1106   ;;
1107
1108   ## Titan P2 or P3
1109   ## We seem to have lost the machine-description file titan.h!
1110   titan-titan-sysv* )
1111     machine=titan opsys=usg5-3
1112   ;;
1113
1114   ## Ustation E30 (SS5E)
1115   m68*-unisys-uniplus* )
1116     machine=ustation opsystem=unipl5-2
1117   ;;
1118
1119   ## Vaxen.
1120   vax-dec-* )
1121     machine=vax
1122     case "${canonical}" in
1123       *-bsd4.1* )                                       opsys=bsd4-1 ;;
1124       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
1125       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
1126       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
1127       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
1128       *-vms* )                                          opsys=vms ;;
1129       * )                                               unported=yes
1130     esac
1131   ;;
1132
1133   ## Whitechapel MG1
1134   ns16k-whitechapel-* )
1135     machine=mg1
1136     ## We don't know what sort of OS runs on these; we'll let the
1137     ## operating system guessing code below try.
1138   ;;
1139
1140   ## Wicat
1141   m68*-wicat-sysv* )
1142     machine=wicat opsys=usg5-2
1143   ;;
1144
1145   ## IA-64
1146   ia64*-*-linux* )
1147     machine=ia64 opsys=gnu-linux
1148   ;;
1149
1150   ## Intel 386 machines where we don't care about the manufacturer
1151   i[3456]86-*-* )
1152     machine=intel386
1153     case "${canonical}" in
1154       *-cygwin )                opsys=cygwin ;;
1155       *-darwin* )               opsys=darwin
1156                                 CPP="${CC-cc} -E -no-cpp-precomp"
1157                                 ;;
1158       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1159       *-isc2.2* )               opsys=isc2-2 ;;
1160       *-isc4.0* )               opsys=isc4-0 ;;
1161       *-isc4.* )                opsys=isc4-1
1162                                 GCC_TEST_OPTIONS=-posix
1163                                 NON_GCC_TEST_OPTIONS=-Xp
1164                                 ;;
1165       *-isc* )                  opsys=isc3-0 ;;
1166       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1167       *-esix* )                 opsys=esix ;;
1168       *-xenix* )                opsys=xenix ;;
1169       *-linux-gnu* )            opsys=gnu-linux ;;
1170       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1171       *-sco3.2v5* )             opsys=sco5
1172                                 NON_GNU_CPP=/lib/cpp
1173                                 # Prevent -belf from being passed to $CPP.
1174                                 # /lib/cpp does not accept it.
1175                                 OVERRIDE_CPPFLAGS=" "
1176                                 ;;
1177       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1178       *-sysv5uw* )              opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1179       *-sysv5OpenUNIX* )        opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1180       *-386bsd* )               opsys=386bsd ;;
1181       *-nextstep* )             opsys=nextstep ;;
1182       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1183     esac
1184   ;;
1185
1186   ## m68k Linux-based GNU system
1187   m68k-*-linux-gnu* )
1188     machine=m68k opsys=gnu-linux
1189   ;;
1190
1191   ## Mips Linux-based GNU system
1192   mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1193     machine=mips opsys=gnu-linux
1194   ;;
1195
1196   ## UXP/DS
1197   sparc-fujitsu-sysv4* )
1198     machine=sparc opsys=uxpds
1199     NON_GNU_CPP=/usr/ccs/lib/cpp
1200     RANLIB="ar -ts"
1201   ;;
1202
1203   ## UXP/V
1204   f301-fujitsu-uxpv4.1)
1205     machine=f301 opsys=uxpv
1206   ;;
1207
1208   ## AMD x86-64 Linux-based GNU system
1209   x86_64-*-linux-gnu* )
1210     machine=amdx86-64 opsys=gnu-linux
1211   ;;
1212
1213   ## Tensilica Xtensa Linux-based GNU system
1214   xtensa-*-linux-gnu* )
1215     machine=xtensa opsys=gnu-linux
1216     ;;
1217
1218   * )
1219     unported=yes
1220   ;;
1221 esac
1222
1223 ### If the code above didn't choose an operating system, just choose
1224 ### an operating system based on the configuration name.  You really
1225 ### only want to use this when you have no idea what the right
1226 ### operating system is; if you know what operating systems a machine
1227 ### runs, it's cleaner to make it explicit in the case statement
1228 ### above.
1229 if test x"${opsys}" = x; then
1230   case "${canonical}" in
1231     *-gnu* )                            opsys=gnu ;;
1232     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1233     *-bsd4.2 )                          opsys=bsd4-2 ;;
1234     *-bsd4.3 )                          opsys=bsd4-3 ;;
1235     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1236     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1237     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1238     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1239     *-sysv4.2uw* )                      opsys=unixware ;;
1240     *-sysv5uw* )                        opsys=unixware ;;
1241     *-sysv5OpenUNIX* )                  opsys=unixware ;;
1242     *-sysv4.1* | *-sysvr4.1* )
1243         NON_GNU_CPP=/usr/lib/cpp
1244         opsys=usg5-4 ;;
1245     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1246         if [ x$NON_GNU_CPP = x ]; then
1247           if [ -f /usr/ccs/lib/cpp ]; then
1248             NON_GNU_CPP=/usr/ccs/lib/cpp
1249           else
1250             NON_GNU_CPP=/lib/cpp
1251           fi
1252         fi
1253         opsys=usg5-4-2 ;;
1254     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1255     * )
1256       unported=yes
1257     ;;
1258   esac
1259 fi
1260
1261 ]
1262 dnl quotation ends
1263
1264 if test $unported = yes; then
1265   AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1266 Check `etc/MACHINES' for recognized configuration names.])
1267 fi
1268
1269 machfile="m/${machine}.h"
1270 opsysfile="s/${opsys}.h"
1271
1272
1273 #### Choose a compiler.
1274 test -n "$CC" && cc_specified=yes
1275
1276 # Save the value of CFLAGS that the user specified.
1277 SPECIFIED_CFLAGS="$CFLAGS"
1278
1279 case ${with_gcc} in
1280   "yes" ) CC="gcc" GCC=yes ;;
1281   "no"  ) : ${CC=cc} ;;
1282   * )
1283 esac
1284 AC_PROG_CC
1285
1286 # On Suns, sometimes $CPP names a directory.
1287 if test -n "$CPP" && test -d "$CPP"; then
1288   CPP=
1289 fi
1290
1291 ## If not using gcc, and on Solaris, and no CPP specified, see if
1292 ## using a Sun compiler, which needs -Xs to prevent whitespace.
1293 if test x"$GCC" != xyes && test x"$emacs_check_sunpro_c" = xyes && \
1294  test x"$CPP" = x; then
1295   AC_MSG_CHECKING([whether we are using a Sun C compiler])
1296   AC_CACHE_VAL(emacs_cv_sunpro_c,
1297   [AC_TRY_LINK([],
1298 [#ifndef __SUNPRO_C
1299 fail;
1300 #endif
1301 ], emacs_cv_sunpro_c=yes, emacs_cv_sunpro_c=no)])
1302   AC_MSG_RESULT($emacs_cv_sunpro_c)
1303
1304   if test x"$emacs_cv_sunpro_c" = xyes; then
1305     NON_GNU_CPP="$CC -E -Xs"
1306   fi
1307 fi
1308
1309 #### Some systems specify a CPP to use unless we are using GCC.
1310 #### Now that we know whether we are using GCC, we can decide whether
1311 #### to use that one.
1312 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1313 then
1314   CPP="$NON_GNU_CPP"
1315 fi
1316
1317 #### Some systems specify a CC to use unless we are using GCC.
1318 #### Now that we know whether we are using GCC, we can decide whether
1319 #### to use that one.
1320 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1321   test x$cc_specified != xyes
1322 then
1323   CC="$NON_GNU_CC"
1324 fi
1325
1326 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1327 then
1328   CC="$CC $GCC_TEST_OPTIONS"
1329 fi
1330
1331 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1332 then
1333   CC="$CC $NON_GCC_TEST_OPTIONS"
1334 fi
1335
1336 dnl checks for Unix variants
1337 AC_AIX
1338 AC_GNU_SOURCE
1339
1340 ### Use -Wno-pointer-sign if the compiler supports it
1341 AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign])
1342 SAVE_CFLAGS="$CFLAGS"
1343 CFLAGS="$CFLAGS -Wno-pointer-sign"
1344 AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
1345 if test $has_option = yes; then
1346    C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH"
1347 fi
1348 AC_MSG_RESULT($has_option)
1349 CFLAGS="$SAVE_CFLAGS"
1350 unset has_option
1351 unset SAVE_CFLAGS
1352
1353 #### Some other nice autoconf tests.
1354
1355 dnl checks for programs
1356 AC_PROG_LN_S
1357 AC_PROG_CPP
1358 AC_PROG_INSTALL
1359 if test "x$RANLIB" = x; then
1360   AC_PROG_RANLIB
1361 fi
1362 AC_PATH_PROG(INSTALL_INFO, install-info)
1363 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1364 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1365 dnl Don't use GZIP, which is used by gzip for additional parameters.
1366 AC_PATH_PROG(GZIP_PROG, gzip)
1367
1368
1369 ## Need makeinfo >= 4.6 (?) to build the manuals.
1370 AC_PATH_PROG(MAKEINFO, makeinfo, no)
1371 dnl By this stage, configure has already checked for egrep and set EGREP,
1372 dnl or exited with an error if no egrep was found.
1373 if test "$MAKEINFO" != "no" && \
1374   test x"`$MAKEINFO --version 2> /dev/null | $EGREP 'texinfo[[^0-9]]*([[1-4]][[0-9]]+|[[5-9]]|4\.[[6-9]]|4\.[[1-5]][[0-9]]+)'`" = x; then
1375    MAKEINFO=no
1376 fi
1377
1378 if test "$MAKEINFO" = "no"; then
1379   AC_MSG_ERROR( [makeinfo >= 4.6 is required] )
1380 fi
1381
1382
1383 dnl Add our options to ac_link now, after it is set up.
1384
1385 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1386 then
1387   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1388 fi
1389
1390 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1391 then
1392   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1393 fi
1394
1395 dnl We need -znocombreloc if we're using a relatively recent GNU ld.
1396 dnl If we can link with the flag, it shouldn't do any harm anyhow.
1397 dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.)
1398 dnl Treat GCC specially since it just gives a non-fatal `unrecognized option'
1399 dnl if not built to support GNU ld.
1400
1401 late_LDFLAGS=$LDFLAGS
1402 if test "$GCC" = yes; then
1403   LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
1404 else
1405   LDFLAGS="$LDFLAGS -znocombreloc"
1406 fi
1407
1408 AC_MSG_CHECKING([for -znocombreloc])
1409 AC_LINK_IFELSE([main(){return 0;}],
1410   [AC_MSG_RESULT(yes)],
1411   LDFLAGS=$late_LDFLAGS
1412   [AC_MSG_RESULT(no)])
1413
1414 #### Extract some information from the operating system and machine files.
1415
1416 AC_CHECKING([the machine- and system-dependent files to find out
1417  - which libraries the lib-src programs will want, and
1418  - whether the GNU malloc routines are usable])
1419
1420 ### First figure out CFLAGS (which we use for running the compiler here)
1421 ### and REAL_CFLAGS (which we use for real compilation).
1422 ### The two are the same except on a few systems, where they are made
1423 ### different to work around various lossages.  For example,
1424 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1425 ### as implying static linking.
1426
1427 ### If the CFLAGS env var is specified, we use that value
1428 ### instead of the default.
1429
1430 ### It's not important that this name contain the PID; you can't run
1431 ### two configures in the same directory and have anything work
1432 ### anyway.
1433 tempcname="conftest.c"
1434
1435 echo '
1436 #include "'${srcdir}'/src/'${opsysfile}'"
1437 #include "'${srcdir}'/src/'${machfile}'"
1438 #ifndef LIBS_MACHINE
1439 #define LIBS_MACHINE
1440 #endif
1441 #ifndef LIBS_SYSTEM
1442 #define LIBS_SYSTEM
1443 #endif
1444 #ifndef C_SWITCH_SYSTEM
1445 #define C_SWITCH_SYSTEM
1446 #endif
1447 #ifndef C_SWITCH_MACHINE
1448 #define C_SWITCH_MACHINE
1449 #endif
1450 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1451 configure___ c_switch_system=C_SWITCH_SYSTEM
1452 configure___ c_switch_machine=C_SWITCH_MACHINE
1453
1454 #ifndef LIB_X11_LIB
1455 #define LIB_X11_LIB -lX11
1456 #endif
1457
1458 #ifndef LIBX11_MACHINE
1459 #define LIBX11_MACHINE
1460 #endif
1461
1462 #ifndef LIBX11_SYSTEM
1463 #define LIBX11_SYSTEM
1464 #endif
1465 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1466
1467 #ifdef UNEXEC
1468 configure___ unexec=UNEXEC
1469 #else
1470 configure___ unexec=unexec.o
1471 #endif
1472
1473 #ifdef SYSTEM_MALLOC
1474 configure___ system_malloc=yes
1475 #else
1476 configure___ system_malloc=no
1477 #endif
1478
1479 #ifdef USE_MMAP_FOR_BUFFERS
1480 configure___ use_mmap_for_buffers=yes
1481 #else
1482 configure___ use_mmap_for_buffers=no
1483 #endif
1484
1485 #ifndef C_DEBUG_SWITCH
1486 #define C_DEBUG_SWITCH -g
1487 #endif
1488
1489 #ifndef C_OPTIMIZE_SWITCH
1490 #ifdef __GNUC__
1491 #define C_OPTIMIZE_SWITCH -O2
1492 #else
1493 #define C_OPTIMIZE_SWITCH -O
1494 #endif
1495 #endif
1496
1497 #ifndef C_WARNINGS_SWITCH
1498 #define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH}
1499 #endif
1500
1501 #ifndef LD_SWITCH_MACHINE
1502 #define LD_SWITCH_MACHINE
1503 #endif
1504
1505 #ifndef LD_SWITCH_SYSTEM
1506 #define LD_SWITCH_SYSTEM
1507 #endif
1508
1509 #ifndef LD_SWITCH_X_SITE_AUX
1510 #define LD_SWITCH_X_SITE_AUX
1511 #endif
1512
1513 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1514 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1515
1516 #ifdef THIS_IS_CONFIGURE
1517
1518 /* Get the CFLAGS for tests in configure.  */
1519 #ifdef __GNUC__
1520 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1521 #else
1522 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1523 #endif
1524
1525 #else /* not THIS_IS_CONFIGURE */
1526
1527 /* Get the CFLAGS for real compilation.  */
1528 #ifdef __GNUC__
1529 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH '${SPECIFIED_CFLAGS}'
1530 #else
1531 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1532 #endif
1533
1534 #endif /* not THIS_IS_CONFIGURE */
1535 ' > ${tempcname}
1536
1537 # The value of CPP is a quoted variable reference, so we need to do this
1538 # to get its actual value...
1539 CPP=`eval "echo $CPP"`
1540 [eval `${CPP} -Isrc ${tempcname} \
1541        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1542 if test "x$SPECIFIED_CFLAGS" = x; then
1543   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1544          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1545 else
1546   REAL_CFLAGS="$CFLAGS"
1547 fi]
1548 rm ${tempcname}
1549
1550 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1551
1552 ### Make sure subsequent tests use flags consistent with the build flags.
1553
1554 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1555   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1556 else
1557   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1558 fi
1559
1560 dnl For AC_FUNC_GETLOADAVG, at least:
1561 AC_CONFIG_LIBOBJ_DIR(src)
1562
1563 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1564 AC_SYS_LARGEFILE
1565
1566
1567 ### The standard library on x86-64 GNU/Linux distributions can
1568 ### be located in either /usr/lib64 or /usr/lib.
1569 case "${canonical}" in
1570   x86_64-*-linux-gnu* )
1571     if test -d /usr/lib64; then
1572       AC_DEFINE(HAVE_X86_64_LIB64_DIR, 1,
1573         [Define to 1 if the file /usr/lib64 exists.])
1574 fi
1575 esac
1576
1577 dnl This function defintion taken from Gnome 2.0
1578 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1579 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1580 dnl also defines GSTUFF_PKG_ERRORS on error
1581 AC_DEFUN([PKG_CHECK_MODULES], [
1582   succeeded=no
1583
1584   if test -z "$PKG_CONFIG"; then
1585     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1586   fi
1587
1588   if test "$PKG_CONFIG" = "no" ; then
1589      ifelse([$4], , [AC_MSG_ERROR([
1590       *** 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])
1591   else
1592      PKG_CONFIG_MIN_VERSION=0.9.0
1593      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1594         AC_MSG_CHECKING(for $2)
1595
1596         if $PKG_CONFIG --exists "$2" 2>&AS_MESSAGE_LOG_FD; then
1597             AC_MSG_RESULT(yes)
1598             succeeded=yes
1599
1600             AC_MSG_CHECKING($1_CFLAGS)
1601             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"|sed -e 's,///*,/,g'`
1602             AC_MSG_RESULT($$1_CFLAGS)
1603
1604             AC_MSG_CHECKING($1_LIBS)
1605             $1_LIBS=`$PKG_CONFIG --libs "$2"|sed -e 's,///*,/,g'`
1606             AC_MSG_RESULT($$1_LIBS)
1607         else
1608             AC_MSG_RESULT(no)
1609             $1_CFLAGS=""
1610             $1_LIBS=""
1611             ## If we have a custom action on failure, don't print errors, but
1612             ## do set a variable so people can do so.
1613             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1614             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1615         fi
1616
1617         AC_SUBST($1_CFLAGS)
1618         AC_SUBST($1_LIBS)
1619      else
1620         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1621         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1622      fi
1623   fi
1624
1625   if test $succeeded = yes; then
1626      ifelse([$3], , :, [$3])
1627   else
1628      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.])], [$4])
1629   fi
1630 ])
1631
1632
1633 if test "${with_sound}" != "no"; then
1634   # Sound support for GNU/Linux and the free BSDs.
1635   AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1636   # Emulation library used on NetBSD.
1637   AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1638   AC_SUBST(LIBSOUND)
1639
1640   ALSA_REQUIRED=1.0.0
1641   ALSA_MODULES="alsa >= $ALSA_REQUIRED"
1642   dnl Check if --with-pkg-config-prog has been given.
1643   if test "X${with_pkg_config_prog}" != X; then
1644     PKG_CONFIG="${with_pkg_config_prog}"
1645   fi
1646   PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no)
1647   if test $HAVE_ALSA = yes; then
1648     SAVE_CFLAGS="$CFLAGS"
1649     SAVE_LDFLAGS="$LDFLAGS"
1650     CFLAGS="$ALSA_CFLAGS $CFLAGS"
1651     LDFLAGS="$ALSA_LIBS $LDFLAGS"
1652     AC_TRY_COMPILE([#include <asoundlib.h>], [snd_lib_error_set_handler (0);],
1653                     emacs_alsa_normal=yes,
1654                     emacs_alsa_normal=no)
1655     if test "$emacs_alsa_normal" != yes; then
1656       AC_TRY_COMPILE([#include <alsa/asoundlib.h>],
1657                      [snd_lib_error_set_handler (0);],
1658                      emacs_alsa_subdir=yes,
1659                      emacs_alsa_subdir=no)
1660       if test "$emacs_alsa_subdir" != yes; then
1661         AC_MSG_ERROR([pkg-config found alsa, but it does not compile.  See config.log for error messages.])
1662       fi
1663       ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE"
1664     fi
1665
1666     CFLAGS="$SAVE_CFLAGS"
1667     LDFLAGS="$SAVE_LDFLAGS"
1668     LIBSOUND="$LIBSOUND $ALSA_LIBS"
1669     CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS"
1670     AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.])
1671   fi
1672   AC_SUBST(CFLAGS_SOUND)
1673 fi
1674
1675 dnl checks for header files
1676 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1677   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1678   termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1679   sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \
1680   sys/utsname.h pwd.h)
1681
1682 AC_MSG_CHECKING(if personality LINUX32 can be set)
1683 AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
1684                emacs_cv_personality_linux32=yes,
1685                emacs_cv_personality_linux32=no)
1686 AC_MSG_RESULT($emacs_cv_personality_linux32)
1687
1688 if test $emacs_cv_personality_linux32 = yes; then
1689   AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
1690             [Define to 1 if personality LINUX32 can be set.])
1691 fi
1692
1693 dnl On Solaris 8 there's a compilation warning for term.h because
1694 dnl it doesn't define `bool'.
1695 AC_CHECK_HEADERS(term.h, , , -)
1696 AC_HEADER_STDC
1697 AC_HEADER_TIME
1698 AC_CHECK_DECLS([sys_siglist])
1699 if test $ac_cv_have_decl_sys_siglist != yes; then
1700   # For Tru64, at least:
1701   AC_CHECK_DECLS([__sys_siglist])
1702   if test $ac_cv_have_decl___sys_siglist = yes; then
1703     AC_DEFINE(sys_siglist, __sys_siglist,
1704               [Define to any substitute for sys_siglist.])
1705   fi
1706 fi
1707 AC_HEADER_SYS_WAIT
1708
1709 dnl Some systems have utime.h but don't declare the struct anyplace.
1710 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1711 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1712 #include <sys/time.h>
1713 #include <time.h>
1714 #else
1715 #ifdef HAVE_SYS_TIME_H
1716 #include <sys/time.h>
1717 #else
1718 #include <time.h>
1719 #endif
1720 #endif
1721 #ifdef HAVE_UTIME_H
1722 #include <utime.h>
1723 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1724   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1725 if test $emacs_cv_struct_utimbuf = yes; then
1726   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1727 fi
1728
1729 dnl checks for typedefs
1730 AC_TYPE_SIGNAL
1731
1732 dnl Check for speed_t typedef.
1733 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1734   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1735     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1736 if test $emacs_cv_speed_t = yes; then
1737   AC_DEFINE(HAVE_SPEED_T, 1,
1738            [Define to 1 if `speed_t' is declared by <termios.h>.])
1739 fi
1740
1741 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1742 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1743 #include <sys/time.h>
1744 #include <time.h>
1745 #else
1746 #ifdef HAVE_SYS_TIME_H
1747 #include <sys/time.h>
1748 #else
1749 #include <time.h>
1750 #endif
1751 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1752   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1753 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1754 if test $emacs_cv_struct_timeval = yes; then
1755   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1756 fi
1757
1758 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1759 AC_TRY_COMPILE([#include <math.h>],
1760 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1761   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1762 HAVE_EXCEPTION=$emacs_cv_struct_exception
1763 if test $emacs_cv_struct_exception != yes; then
1764   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1765 fi
1766
1767 AC_CHECK_HEADERS(sys/socket.h)
1768 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1769 #if HAVE_SYS_SOCKET_H
1770 #include <sys/socket.h>
1771 #endif])
1772
1773 dnl checks for structure members
1774 AC_STRUCT_TM
1775 AC_STRUCT_TIMEZONE
1776 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1777                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1778                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1779                 [#include <time.h>])
1780 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1781                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1782                   struct ifreq.ifr_addr], , ,
1783                  [AC_INCLUDES_DEFAULT
1784 #if HAVE_SYS_SOCKET_H
1785 #include <sys/socket.h>
1786 #endif
1787 #if HAVE_NET_IF_H
1788 #include <net/if.h>
1789 #endif])
1790
1791 dnl checks for compiler characteristics
1792
1793 dnl Testing __STDC__ to determine prototype support isn't good enough.
1794 dnl DEC C, for instance, doesn't define it with default options, and
1795 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1796 dnl and void *.
1797 AC_C_PROTOTYPES
1798 AC_C_VOLATILE
1799 AC_C_CONST
1800 dnl This isn't useful because we can't turn on use of `inline' unless
1801 dnl the compiler groks `extern inline'.
1802 dnl AC_C_INLINE
1803 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1804   [AC_TRY_COMPILE(, [void * foo;],
1805                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1806 if test $emacs_cv_void_star = yes; then
1807   AC_DEFINE(POINTER_TYPE, void)
1808 else
1809   AC_DEFINE(POINTER_TYPE, char)
1810 fi
1811 AH_TEMPLATE(POINTER_TYPE,
1812             [Define as `void' if your compiler accepts `void *'; otherwise
1813              define as `char'.])dnl
1814
1815
1816
1817 dnl This could be used for targets which can have both byte sexes.
1818 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1819 dnl AC_C_BIGENDIAN
1820
1821 dnl check for Make feature
1822 AC_PROG_MAKE_SET
1823
1824 dnl checks for operating system services
1825 AC_SYS_LONG_FILE_NAMES
1826
1827 #### Choose a window system.
1828
1829 AC_PATH_X
1830 if test "$no_x" = yes; then
1831   window_system=none
1832 else
1833   window_system=x11
1834 fi
1835
1836 if test "${x_libraries}" != NONE; then
1837   if test -n "${x_libraries}"; then
1838     LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1839     LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1840   fi
1841   x_default_search_path=""
1842   x_search_path=${x_libraries}
1843   if test -z "${x_search_path}"; then
1844     x_search_path=/usr/lib
1845   fi
1846   for x_library in `echo ${x_search_path}: | \
1847                     sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do
1848     x_search_path="\
1849 ${x_library}/X11/%L/%T/%N%C%S:\
1850 ${x_library}/X11/%l/%T/%N%C%S:\
1851 ${x_library}/X11/%T/%N%C%S:\
1852 ${x_library}/X11/%L/%T/%N%S:\
1853 ${x_library}/X11/%l/%T/%N%S:\
1854 ${x_library}/X11/%T/%N%S"
1855     if test x"${x_default_search_path}" = x; then
1856       x_default_search_path=${x_search_path}
1857     else
1858       x_default_search_path="${x_search_path}:${x_default_search_path}"
1859     fi
1860   done
1861 fi
1862 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1863   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1864 fi
1865
1866 if test x"${x_includes}" = x; then
1867   bitmapdir=/usr/include/X11/bitmaps
1868 else
1869   # accumulate include directories that have X11 bitmap subdirectories
1870   bmd_acc="dummyval"
1871   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1872     if test -d "${bmd}/X11/bitmaps"; then
1873       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1874     fi
1875     if test -d "${bmd}/bitmaps"; then
1876       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1877     fi
1878   done
1879   if test ${bmd_acc} != "dummyval"; then
1880     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1881   fi
1882 fi
1883
1884 HAVE_CARBON=no
1885 if test "${with_carbon}" != no; then
1886   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
1887 fi
1888 if test "${window_system}" = x11 && test "${HAVE_CARBON}" = yes; then
1889   if test "${with_carbon+set}" != set \
1890      && test "${carbon_appdir_x+set}" != set; then
1891     for var in with_x with_x_toolkit with_gtk with_xim \
1892                with_xpm with_jpeg with_tiff with_gif with_png; do
1893       if eval test \"\${$var+set}\" = set; then
1894         HAVE_CARBON=no
1895         break
1896       fi
1897     done
1898   fi
1899 fi
1900 if test "${HAVE_CARBON}" = yes; then
1901   window_system=mac
1902 fi
1903
1904 case "${window_system}" in
1905   x11 )
1906     HAVE_X_WINDOWS=yes
1907     HAVE_X11=yes
1908     case "${with_x_toolkit}" in
1909       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1910       motif ) USE_X_TOOLKIT=MOTIF ;;
1911       gtk ) with_gtk=yes
1912 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1913 dnl USE_X_TOOLKIT is set.
1914             USE_X_TOOLKIT=none ;;
1915       no ) USE_X_TOOLKIT=none ;;
1916 dnl If user did not say whether to use a toolkit, make this decision later:
1917 dnl use the toolkit if we have gtk, or X11R5 or newer.
1918       * )
1919           if test x"$with_gtk" = xyes; then
1920              USE_X_TOOLKIT=none
1921           else
1922              USE_X_TOOLKIT=maybe
1923           fi
1924           ;;
1925     esac
1926   ;;
1927   mac | none )
1928     HAVE_X_WINDOWS=no
1929     HAVE_X11=no
1930     USE_X_TOOLKIT=none
1931   ;;
1932 esac
1933
1934 if test "$window_system" = none && test "X$with_x" != "Xno"; then
1935    AC_CHECK_PROG(HAVE_XSERVER, X, true, false)
1936    if test "$HAVE_XSERVER" = true ||
1937       test -n "$DISPLAY" ||
1938       test "`echo /usr/lib/libX11.*`" != "/usr/lib/libX11.*"; then
1939         AC_MSG_ERROR([You seem to be running X, but no X development libraries
1940 were found.  You should install the relevant development files for X
1941 and for the toolkit you want, such as Gtk+, Lesstif or Motif.  Also make
1942 sure you have development files for image handling, i.e.
1943 tiff, gif, jpeg, png and xpm.
1944 If you are sure you want Emacs compiled without X window support, pass
1945   --without-x
1946 to configure.])
1947    fi
1948 fi
1949
1950 ### If we're using X11, we should use the X menu package.
1951 HAVE_MENUS=no
1952 case ${HAVE_X11} in
1953   yes ) HAVE_MENUS=yes ;;
1954 esac
1955
1956 if test "${opsys}" = "hpux9"; then
1957   case "${x_libraries}" in
1958     *X11R4* )
1959       opsysfile="s/hpux9-x11r4.h"
1960       ;;
1961   esac
1962 fi
1963
1964 if test "${opsys}" = "hpux9shr"; then
1965   case "${x_libraries}" in
1966     *X11R4* )
1967       opsysfile="s/hpux9shxr4.h"
1968       ;;
1969   esac
1970 fi
1971
1972 ### Compute the unexec source name from the object name.
1973 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1974
1975 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1976 # Assume not, until told otherwise.
1977 GNU_MALLOC=yes
1978 doug_lea_malloc=yes
1979 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1980 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1981 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1982                emacs_cv_var___after_morecore_hook,
1983 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1984   emacs_cv_var___after_morecore_hook=yes,
1985   emacs_cv_var___after_morecore_hook=no)])
1986 if test $emacs_cv_var___after_morecore_hook = no; then
1987   doug_lea_malloc=no
1988 fi
1989 if test "${system_malloc}" = "yes"; then
1990   GNU_MALLOC=no
1991   GNU_MALLOC_reason="
1992     (The GNU allocators don't work with this system configuration.)"
1993 fi
1994 if test "$doug_lea_malloc" = "yes" ; then
1995   if test "$GNU_MALLOC" = yes ; then
1996     GNU_MALLOC_reason="
1997       (Using Doug Lea's new malloc from the GNU C Library.)"
1998   fi
1999   AC_DEFINE(DOUG_LEA_MALLOC, 1,
2000             [Define to 1 if you are using the GNU C Library.])
2001 fi
2002
2003 if test x"${REL_ALLOC}" = x; then
2004   REL_ALLOC=${GNU_MALLOC}
2005 fi
2006
2007 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
2008 dnl the system configuration file (s/*.h) to turn the use of mmap
2009 dnl in the relocating allocator on.
2010
2011 AC_FUNC_MMAP
2012 if test $use_mmap_for_buffers = yes; then
2013   REL_ALLOC=no
2014 fi
2015
2016 LIBS="$libsrc_libs $LIBS"
2017
2018 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
2019 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
2020 AC_CHECK_LIB(dnet, dnet_ntoa)
2021 dnl This causes -lresolv to get used in subsequent tests,
2022 dnl which causes failures on some systems such as HPUX 9.
2023 dnl AC_CHECK_LIB(resolv, gethostbyname)
2024
2025 dnl FIXME replace main with a function we actually want from this library.
2026 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
2027
2028 AC_CHECK_LIB(pthreads, cma_open)
2029
2030 AC_MSG_CHECKING(for XFree86 in /usr/X386)
2031 if test -d /usr/X386/include; then
2032   HAVE_XFREE386=yes
2033   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
2034 else
2035   HAVE_XFREE386=no
2036 fi
2037 AC_MSG_RESULT($HAVE_XFREE386)
2038
2039 dnl Check for need for bigtoc support on IBM AIX
2040
2041 case ${host_os} in
2042 aix*)
2043   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
2044     case $GCC in
2045     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
2046     *) gdb_cv_bigtoc=-bbigtoc ;;
2047     esac
2048
2049     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
2050     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
2051   ])
2052   ;;
2053 esac
2054
2055 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
2056 # used for the tests that follow.  We set them back to REAL_CFLAGS and
2057 # REAL_CPPFLAGS later on.
2058
2059 REAL_CPPFLAGS="$CPPFLAGS"
2060
2061 if test "${HAVE_X11}" = "yes"; then
2062   DEFS="$C_SWITCH_X_SITE $DEFS"
2063   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
2064   LIBS="$LIBX $LIBS"
2065   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
2066   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
2067
2068   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
2069   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
2070   # but it's more convenient here to set LD_RUN_PATH
2071   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
2072   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
2073     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
2074     export LD_RUN_PATH
2075   fi
2076
2077   if test "${opsys}" = "gnu-linux"; then
2078     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
2079     AC_TRY_LINK([],
2080      [XOpenDisplay ("foo");],
2081      [xlinux_first_failure=no],
2082      [xlinux_first_failure=yes])
2083     if test "${xlinux_first_failure}" = "yes"; then
2084       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
2085       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
2086       OLD_CPPFLAGS="$CPPFLAGS"
2087       OLD_LIBS="$LIBS"
2088       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
2089       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
2090       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
2091       LIBS="$LIBS -b i486-linuxaout"
2092       AC_TRY_LINK([],
2093        [XOpenDisplay ("foo");],
2094        [xlinux_second_failure=no],
2095        [xlinux_second_failure=yes])
2096       if test "${xlinux_second_failure}" = "yes"; then
2097         # If we get the same failure with -b, there is no use adding -b.
2098         # So take it out.  This plays safe.
2099         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
2100         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
2101         CPPFLAGS="$OLD_CPPFLAGS"
2102         LIBS="$OLD_LIBS"
2103         AC_MSG_RESULT(no)
2104       else
2105         AC_MSG_RESULT(yes)
2106       fi
2107     else
2108       AC_MSG_RESULT(no)
2109     fi
2110   fi
2111
2112   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
2113   # header files included from there.
2114   AC_MSG_CHECKING(for Xkb)
2115   AC_TRY_LINK([#include <X11/Xlib.h>
2116 #include <X11/XKBlib.h>],
2117         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
2118         emacs_xkb=yes, emacs_xkb=no)
2119   AC_MSG_RESULT($emacs_xkb)
2120   if test $emacs_xkb = yes; then
2121     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
2122   fi
2123
2124   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
2125 XScreenNumberOfScreen XSetWMProtocols)
2126 fi
2127
2128 if test "${window_system}" = "x11"; then
2129   AC_MSG_CHECKING(X11 version 6)
2130   AC_CACHE_VAL(emacs_cv_x11_version_6,
2131   [AC_TRY_LINK([#include <X11/Xlib.h>],
2132 [#if XlibSpecificationRelease < 6
2133 fail;
2134 #endif
2135 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
2136   if test $emacs_cv_x11_version_6 = yes; then
2137     AC_MSG_RESULT(6 or newer)
2138     AC_DEFINE(HAVE_X11R6, 1,
2139               [Define to 1 if you have the X11R6 or newer version of Xlib.])
2140   else
2141     AC_MSG_RESULT(before 6)
2142   fi
2143 fi
2144
2145
2146 ### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified.
2147 HAVE_RSVG=no
2148 if test "${HAVE_X11}" = "yes" || test "${HAVE_CARBON}" = "yes"; then
2149   if test "${with_rsvg}" != "no"; then
2150     dnl Check if `--with-pkg-config-prog' has been given.
2151     if test "X${with_pkg_config_prog}" != X; then
2152       PKG_CONFIG="${with_pkg_config_prog}"
2153     fi
2154
2155     RSVG_REQUIRED=2.0.0
2156     RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED"
2157
2158     PKG_CHECK_MODULES(RSVG, $RSVG_MODULE, :, :)
2159     AC_SUBST(RSVG_CFLAGS)
2160     AC_SUBST(RSVG_LIBS)
2161
2162     if test ".${RSVG_CFLAGS}" != "."; then
2163       HAVE_RSVG=yes
2164       AC_DEFINE(HAVE_RSVG, 1, [Define to 1 if using librsvg.])
2165       CFLAGS="$CFLAGS $RSVG_CFLAGS"
2166       LIBS="$RSVG_LIBS $LIBS"
2167     fi
2168   fi
2169 fi
2170
2171
2172 HAVE_GTK=no
2173 if test "${with_gtk}" = "yes" && test "$USE_X_TOOLKIT" = "gtk"; then
2174   USE_X_TOOLKIT=none
2175 fi
2176 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk" || \
2177  test "$USE_X_TOOLKIT" = "maybe"; then
2178   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
2179     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
2180   fi
2181   GLIB_REQUIRED=2.6
2182   GTK_REQUIRED=2.6
2183   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
2184
2185   dnl Check if --with-pkg-config-prog has been given.
2186   if test "X${with_pkg_config_prog}" != X; then
2187     PKG_CONFIG="${with_pkg_config_prog}"
2188   fi
2189   dnl Checks for libraries.
2190   PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no)
2191   if test "$pkg_check_gtk" = "no" && test "$USE_X_TOOLKIT" != "maybe"; then
2192      AC_MSG_ERROR($GTK_PKG_ERRORS)
2193   fi
2194 fi
2195
2196
2197 if test x"$pkg_check_gtk" = xyes; then
2198
2199   AC_SUBST(GTK_CFLAGS)
2200   AC_SUBST(GTK_LIBS)
2201   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
2202   CFLAGS="$CFLAGS $GTK_CFLAGS"
2203   LIBS="$GTK_LIBS $LIBS"
2204   dnl Try to compile a simple GTK program.
2205   GTK_COMPILES=no
2206   AC_CHECK_FUNCS(gtk_main, GTK_COMPILES=yes)
2207   if test "${GTK_COMPILES}" != "yes"; then
2208     if test "$USE_X_TOOLKIT" != "maybe"; then
2209       AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log.  Maybe some x11-devel files missing?]);
2210     fi
2211   else
2212     HAVE_GTK=yes
2213     AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
2214     USE_X_TOOLKIT=none
2215   fi
2216
2217 fi
2218
2219
2220 if test "${HAVE_GTK}" = "yes"; then
2221
2222   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
2223   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
2224   if test "$with_toolkit_scroll_bars" != no; then
2225     with_toolkit_scroll_bars=yes
2226   fi
2227
2228   dnl  Check if we can use multiple displays with this GTK version.
2229   dnl  If gdk_display_open exists, assume all others are there also.
2230   HAVE_GTK_MULTIDISPLAY=no
2231   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
2232   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
2233     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
2234               [Define to 1 if GTK can handle more than one display.])
2235   fi
2236
2237   dnl  Check if we have the old file selection dialog.
2238   dnl  If gdk_display_open exists, assume all others are there also.
2239   HAVE_GTK_FILE_SELECTION=no
2240   AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
2241
2242   dnl  Check if we have the new file chooser dialog
2243   dnl  If gdk_display_open exists, assume all others are there also.
2244   HAVE_GTK_FILE_CHOOSER=no
2245   AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
2246
2247   if test "$HAVE_GTK_FILE_SELECTION" = yes \
2248      && test "$HAVE_GTK_FILE_CHOOSER" = yes;  then
2249     AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
2250               [Define to 1 if GTK has both file selection and chooser dialog.])
2251   fi
2252
2253   dnl Check if pthreads are available.  Emacs only needs this when using
2254   dnl gtk_file_chooser under Gnome.
2255   if test "$HAVE_GTK_FILE_CHOOSER" = yes; then
2256     HAVE_GTK_AND_PTHREAD=no
2257     AC_CHECK_HEADERS(pthread.h)
2258     if test "$ac_cv_header_pthread_h"; then
2259       AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
2260     fi
2261     if test "$HAVE_GTK_AND_PTHREAD" = yes; then
2262       case "${canonical}" in
2263         *-hpux*) ;;
2264         *) GTK_LIBS="$GTK_LIBS -lpthread" ;;
2265       esac
2266       AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
2267                [Define to 1 if you have GTK and pthread (-lpthread).])
2268     fi
2269   fi
2270 fi
2271
2272 dnl D-Bus has been tested under GNU/Linux only.  Must be adapted for
2273 dnl other platforms.  Support for higher D-Bus versions but 1.0 is
2274 dnl also not configured.
2275 HAVE_DBUS=no
2276 if test "${with_dbus}" = "yes"; then
2277    PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, HAVE_DBUS=yes, HAVE_DBUS=no)
2278    if test "$HAVE_DBUS" = yes; then
2279       AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.])
2280    fi
2281 fi
2282
2283 dnl Do not put whitespace before the #include statements below.
2284 dnl Older compilers (eg sunos4 cc) choke on it.
2285 HAVE_XAW3D=no
2286 if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then
2287   if test "$with_xaw3d" != no; then
2288     AC_MSG_CHECKING(for xaw3d)
2289     AC_CACHE_VAL(emacs_cv_xaw3d,
2290     [AC_TRY_LINK([
2291 #include <X11/Intrinsic.h>
2292 #include <X11/Xaw3d/Simple.h>],
2293       [],
2294       emacs_cv_xaw3d=yes,
2295       emacs_cv_xaw3d=no)])
2296   else
2297     emacs_cv_xaw3d=no
2298   fi
2299   if test $emacs_cv_xaw3d = yes; then
2300     AC_MSG_RESULT([yes; using Lucid toolkit])
2301     USE_X_TOOLKIT=LUCID
2302     HAVE_XAW3D=yes
2303     AC_DEFINE(HAVE_XAW3D, 1,
2304               [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2305   else
2306     AC_MSG_RESULT(no)
2307     AC_MSG_CHECKING(for libXaw)
2308     AC_CACHE_VAL(emacs_cv_xaw,
2309     [AC_TRY_LINK([
2310 #include <X11/Intrinsic.h>
2311 #include <X11/Xaw/Simple.h>],
2312       [],
2313       emacs_cv_xaw=yes,
2314       emacs_cv_xaw=no)])
2315     if test $emacs_cv_xaw = yes; then
2316       AC_MSG_RESULT([yes; using Lucid toolkit])
2317       USE_X_TOOLKIT=LUCID
2318     elif test x"${USE_X_TOOLKIT}" = xLUCID; then
2319       AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files])
2320     else
2321       AC_MSG_RESULT([no; do not use toolkit by default])
2322       USE_X_TOOLKIT=none
2323     fi
2324   fi
2325 fi
2326
2327 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2328
2329 if test "${USE_X_TOOLKIT}" != "none"; then
2330   AC_MSG_CHECKING(X11 toolkit version)
2331   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2332   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2333 [#if XtSpecificationRelease < 6
2334 fail;
2335 #endif
2336 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2337   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2338   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2339     AC_MSG_RESULT(6 or newer)
2340     AC_DEFINE(HAVE_X11XTR6, 1,
2341               [Define to 1 if you have the X11R6 or newer version of Xt.])
2342   else
2343     AC_MSG_RESULT(before 6)
2344   fi
2345
2346 dnl If using toolkit, check whether libXmu.a exists.
2347 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2348   OLDLIBS="$LIBS"
2349   if test x$HAVE_X11XTR6 = xyes; then
2350     LIBS="-lXt -lSM -lICE $LIBS"
2351   else
2352     LIBS="-lXt $LIBS"
2353   fi
2354   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2355   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2356 fi
2357
2358 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2359 if test "${HAVE_X11}" = "yes"; then
2360   if test "${USE_X_TOOLKIT}" != "none"; then
2361     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2362   fi
2363 fi
2364
2365 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2366   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2367   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2368     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2369 int x = 5;
2370 #else
2371 Motif version prior to 2.1.
2372 #endif],
2373     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2374   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2375   if test $emacs_cv_motif_version_2_1 = yes; then
2376     HAVE_LIBXP=no
2377     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2378               [Define to 1 if you have Motif 2.1 or newer.])
2379     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2380     if test ${HAVE_LIBXP} = yes; then
2381       AC_DEFINE(HAVE_LIBXP, 1,
2382                 [Define to 1 if you have the Xp library (-lXp).])
2383     fi
2384   else
2385     AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2386     # We put this in CFLAGS temporarily to precede other -I options
2387     # that might be in CFLAGS temporarily.
2388     # We put this in CPPFLAGS where it precedes the other -I options.
2389     OLD_CPPFLAGS=$CPPFLAGS
2390     OLD_CFLAGS=$CFLAGS
2391     CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2392     CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2393     [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2394       [int x = 5;],
2395       emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2396     if test $emacs_cv_lesstif = yes; then
2397       # Make sure this -I option remains in CPPFLAGS after it is set
2398       # back to REAL_CPPFLAGS.
2399       # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2400       # have those other -I options anyway.  Ultimately, having this
2401       # directory ultimately in CPPFLAGS will be enough.
2402       REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2403       LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2404     else
2405       CFLAGS=$OLD_CFLAGS
2406       CPPFLAGS=$OLD_CPPFLAGS
2407     fi
2408   fi
2409 fi
2410
2411 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2412 dnl using Motif or Xaw3d is available, and unless
2413 dnl --with-toolkit-scroll-bars=no was specified.
2414
2415 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2416             [Define to 1 if we should use toolkit scroll bars.])dnl
2417 USE_TOOLKIT_SCROLL_BARS=no
2418 if test "${with_toolkit_scroll_bars}" != "no"; then
2419   if test "${USE_X_TOOLKIT}" != "none"; then
2420     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2421       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2422       HAVE_XAW3D=no
2423       USE_TOOLKIT_SCROLL_BARS=yes
2424     elif test "${HAVE_XAW3D}" = "yes"; then
2425       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2426       USE_TOOLKIT_SCROLL_BARS=yes
2427     fi
2428   elif test "${HAVE_GTK}" = "yes"; then
2429     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2430     USE_TOOLKIT_SCROLL_BARS=yes
2431   elif test "${HAVE_CARBON}" = "yes"; then
2432     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2433     USE_TOOLKIT_SCROLL_BARS=yes
2434   fi
2435 fi
2436
2437 dnl See if XIM is available.
2438 AC_TRY_COMPILE([
2439           #include <X11/Xlib.h>
2440           #include <X11/Xresource.h>],
2441          [XIMProc  callback;],
2442          [HAVE_XIM=yes
2443          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available])],
2444          HAVE_XIM=no)
2445
2446 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2447
2448 if test "${with_xim}" != "no"; then
2449   AC_DEFINE(USE_XIM, 1,
2450             [Define to 1 if we should use XIM, if it is available.])
2451 fi
2452
2453
2454 if test "${HAVE_XIM}" != "no"; then
2455   late_CFLAGS=$CFLAGS
2456   if test "$GCC" = yes; then
2457     CFLAGS="$CFLAGS --pedantic-errors"
2458   fi
2459   AC_TRY_COMPILE([
2460 #include <X11/Xlib.h>
2461 #include <X11/Xresource.h>],
2462 [Display *display;
2463 XrmDatabase db;
2464 char *res_name;
2465 char *res_class;
2466 XIMProc  callback;
2467 XPointer *client_data;
2468 #ifndef __GNUC__
2469 /* If we're not using GCC, it's probably not XFree86, and this is
2470    probably right, but we can't use something like --pedantic-errors.  */
2471 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2472                                            char*, XIMProc, XPointer*);
2473 #endif
2474 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2475    client_data);],
2476     [emacs_cv_arg6_star=yes])
2477   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2478          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2479 either XPointer or XPointer*.])dnl
2480   if test "$emacs_cv_arg6_star" = yes; then
2481     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2482   else
2483     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2484   fi
2485   CFLAGS=$late_CFLAGS
2486 fi
2487
2488 #### For font-backend
2489 if test "${USE_FONT_BACKEND}" = "yes"; then
2490
2491 AC_DEFINE(USE_FONT_BACKEND, 1,
2492           [Define to 1 if we should use font-backend.])
2493
2494 ### Use -lXft if available, unless `--with-freetype=no' nor `--with-xft=no'.
2495 HAVE_XFT=maybe
2496 if test "${HAVE_X11}" = "yes"; then
2497   if test "x${with_freetype}" = "xno"; then
2498     with_xft="no";
2499   fi
2500   if test "x${with_xft}" != "xno"; then
2501
2502     dnl Check if --with-pkg-config-prog has been given.
2503     if test "X${with_pkg_config_prog}" != X; then
2504       PKG_CONFIG="${with_pkg_config_prog}"
2505     fi
2506
2507     PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no)
2508     if test "$HAVE_XFT" != no; then
2509       OLD_CPPFLAGS="$CPPFLAGS"
2510       OLD_CFLAGS="$CFLAGS"
2511       OLD_LIBS="$LIBS"
2512       CPPFLAGS="$CPPFLAGS $XFT_CFLAGS"
2513       CFLAGS="$CFLAGS $XFT_CFLAGS"
2514       LIBS="$XFT_LIBS $LIBS"
2515       AC_CHECK_HEADER(X11/Xft/Xft.h,
2516         AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS))
2517
2518       if test "${HAVE_XFT}" = "yes"; then
2519         AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.])
2520         AC_SUBST(XFT_LIBS)
2521         C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS"
2522       else
2523         CPPFLAGS="$OLD_CPPFLAGS"
2524         CFLAGS="$OLD_CFLAGS"
2525         LIBS="$OLD_LIBS"
2526       fi
2527     fi
2528   fi
2529 fi
2530
2531 HAVE_FREETYPE=no
2532 ### Use -lfreetype if available, unless `--with-freetype=no'.
2533 if test "${HAVE_XFT}" = "yes"; then
2534   dnl As we use Xft, we anyway use freetype.
2535   dnl In this case, there's no need of additional CFLAGS and LIBS.
2536   HAVE_FREETYPE=yes
2537 elif test "x${with_freetype}" != "xno"; then
2538   dnl Check if --with-pkg-config-prog has been given.
2539   if test "X${with_pkg_config_prog}" != X; then
2540     PKG_CONFIG="${with_pkg_config_prog}"
2541   fi
2542
2543   PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes, HAVE_FREETYPE=no)
2544   if test "${HAVE_FREETYPE}" = "yes"; then
2545     PKG_CHECK_MODULES(FONTCONFIG, fontconfig, HAVE_FC=yes, HAVE_FC=no)
2546     if test "${HAVE_FC}" = "no"; then
2547       dnl Witout fontconfig, we can't use freetype at the moment.
2548       HAVE_FREETYPE=no
2549     fi
2550   fi
2551 fi
2552
2553 HAVE_LIBOTF=no
2554 if test "${HAVE_FREETYPE}" = "yes"; then
2555   AC_DEFINE(HAVE_FREETYPE, 1,
2556             [Define to 1 if you have freetype and fontconfig libraries.])
2557   if test "${with_libotf}" != "no"; then
2558     dnl Check if --with-pkg-config-prog has been given.
2559     if test "X${with_pkg_config_prog}" != X; then
2560       PKG_CONFIG="${with_pkg_config_prog}"
2561     fi
2562     PKG_CHECK_MODULES(LIBOTF, libotf, pkg_check_libotf=yes,
2563                       pkg_check_libotf=no)
2564     if test "$pkg_check_libotf" = "yes"; then
2565       AC_DEFINE(HAVE_LIBOTF, 1,
2566                 [Define to 1 if you have libotf library.])
2567     fi
2568   fi
2569 fi
2570
2571 HAVE_M17N_FLT=no
2572 if test "${with_m17n_flt}" != "no"; then
2573   dnl Check if --with-pkg-config-prog has been given.
2574   if test "X${with_pkg_config_prog}" != X; then
2575     PKG_CONFIG="${with_pkg_config_prog}"
2576   fi
2577   dnl Checks for libraries.
2578   PKG_CHECK_MODULES(M17N_FLT, m17n-flt, pkg_check_m17n_flt=yes,
2579                     pkg_check_m17n_flt=no)
2580   if test "$pkg_check_m17n_flt" = "yes"; then
2581     AC_DEFINE(HAVE_M17N_FLT, 1,
2582               [Define to 1 if you have m17n-flt library.])
2583   fi
2584 fi
2585
2586 AC_SUBST(FREETYPE_CFLAGS)
2587 AC_SUBST(FREETYPE_LIBS)
2588 AC_SUBST(FONTCONFIG_CFLAGS)
2589 AC_SUBST(FONTCONFIG_LIBS)
2590 AC_SUBST(LIBOTF_CFLAGS)
2591 AC_SUBST(LIBOTF_LIBS)
2592 AC_SUBST(M17N_FLT_CFLAGS)
2593 AC_SUBST(M17N_FLT_LIBS)
2594
2595 fi
2596 #### End for font-backend
2597
2598 ### Use -lXpm if available, unless `--with-xpm=no'.
2599 HAVE_XPM=no
2600 if test "${HAVE_X11}" = "yes"; then
2601   if test "${with_xpm}" != "no"; then
2602     AC_CHECK_HEADER(X11/xpm.h,
2603       [AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)])
2604     if test "${HAVE_XPM}" = "yes"; then
2605       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2606       AC_EGREP_CPP(no_return_alloc_pixels,
2607       [#include "X11/xpm.h"
2608 #ifndef XpmReturnAllocPixels
2609 no_return_alloc_pixels
2610 #endif
2611       ], HAVE_XPM=no, HAVE_XPM=yes)
2612
2613       if test "${HAVE_XPM}" = "yes"; then
2614         AC_MSG_RESULT(yes)
2615       else
2616         AC_MSG_RESULT(no)
2617       fi
2618     fi
2619   fi
2620
2621   if test "${HAVE_XPM}" = "yes"; then
2622     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2623   fi
2624 fi
2625
2626 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2627 HAVE_JPEG=no
2628 if test "${HAVE_X11}" = "yes"; then
2629   if test "${with_jpeg}" != "no"; then
2630     dnl Checking for jpeglib.h can lose because of a redefinition of
2631     dnl  HAVE_STDLIB_H.
2632     AC_CHECK_HEADER(jerror.h,
2633       [AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes)])
2634   fi
2635
2636   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2637   if test "${HAVE_JPEG}" = "yes"; then
2638     AC_DEFINE(HAVE_JPEG)
2639     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2640         [#include <jpeglib.h>
2641          version=JPEG_LIB_VERSION
2642 ],
2643         [AC_DEFINE(HAVE_JPEG)],
2644         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2645         HAVE_JPEG=no])
2646   fi
2647 fi
2648
2649 ### Use -lpng if available, unless `--with-png=no'.
2650 HAVE_PNG=no
2651 if test "${HAVE_X11}" = "yes"; then
2652   if test "${with_png}" != "no"; then
2653     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2654     # in /usr/include/libpng.
2655     AC_CHECK_HEADERS(png.h libpng/png.h)
2656     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2657       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2658     fi
2659   fi
2660
2661   if test "${HAVE_PNG}" = "yes"; then
2662     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2663   fi
2664 fi
2665
2666 ### Use -ltiff if available, unless `--with-tiff=no'.
2667 HAVE_TIFF=no
2668 if test "${HAVE_X11}" = "yes"; then
2669   if test "${with_tiff}" != "no"; then
2670     AC_CHECK_HEADER(tiffio.h,
2671       [tifflibs="-lz -lm"
2672       # At least one tiff package requires the jpeg library.
2673       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2674       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs)])
2675   fi
2676
2677   if test "${HAVE_TIFF}" = "yes"; then
2678     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2679   fi
2680 fi
2681
2682 ### Use -lgif or -lungif if available, unless `--with-gif=no'.
2683 HAVE_GIF=no
2684 if test "${HAVE_X11}" = "yes" && test "${with_gif}" != "no"; then
2685   AC_CHECK_HEADER(gif_lib.h,
2686 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2687 # Earlier versions can crash Emacs.
2688     [AC_CHECK_LIB(gif, EGifPutExtensionLast, HAVE_GIF=yes, try_libungif=yes)])
2689
2690   if test "$HAVE_GIF" = yes; then
2691       ac_gif_lib_name="-lgif"
2692   fi
2693
2694 # If gif_lib.h but no libgif, try libungif.
2695   if test x"$try_libungif" = xyes; then
2696     AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes)
2697
2698     if test "$HAVE_GIF" = yes; then
2699       AC_DEFINE(LIBGIF, -lungif, [Compiler option to link with the gif library (if not -lgif).])
2700       ac_gif_lib_name="-lungif"
2701     fi
2702   fi
2703
2704   if test "${HAVE_GIF}" = "yes"; then
2705     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have a gif library (default -lgif; otherwise specify with LIBGIF).])
2706   fi
2707 fi
2708
2709 dnl Check for required libraries.
2710 if test "${HAVE_X11}" = "yes"; then
2711   MISSING=""
2712   WITH_NO=""
2713   test "${with_xpm}" != "no" && test "${HAVE_XPM}" != "yes" &&
2714     MISSING="libXpm" && WITH_NO="--with-xpm=no"
2715   test "${with_jpeg}" != "no" && test "${HAVE_JPEG}" != "yes" &&
2716     MISSING="$MISSING libjpeg" && WITH_NO="$WITH_NO --with-jpeg=no"
2717   test "${with_png}" != "no" && test "${HAVE_PNG}" != "yes" &&
2718     MISSING="$MISSING libpng" && WITH_NO="$WITH_NO --with-png=no"
2719   test "${with_gif}" != "no" && test "${HAVE_GIF}" != "yes" &&
2720     MISSING="$MISSING libgif/libungif" && WITH_NO="$WITH_NO --with-gif=no"
2721   test "${with_tiff}" != "no" && test "${HAVE_TIFF}" != "yes" &&
2722     MISSING="$MISSING libtiff" && WITH_NO="$WITH_NO --with-tiff=no"
2723
2724   if test "X${MISSING}" != X; then
2725     AC_MSG_ERROR([The following required libraries were not found:
2726     $MISSING
2727 Maybe some development libraries/packages are missing?
2728 If you don't want to link with them give
2729     $WITH_NO
2730 as options to configure])
2731   fi
2732 fi
2733
2734 ### Use -lgpm if available, unless `--with-gpm=no'.
2735 HAVE_GPM=no
2736 if test "${with_gpm}" != "no"; then
2737   AC_CHECK_HEADER(gpm.h,
2738     [AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes)])
2739 fi
2740
2741 if test "${HAVE_GPM}" = "yes"; then
2742   AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).])
2743 fi
2744
2745 dnl Check for malloc/malloc.h on darwin
2746 AC_CHECK_HEADER(malloc/malloc.h, [AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.])])
2747
2748 ### Use Mac OS X Carbon API to implement GUI.
2749 if test "${HAVE_CARBON}" = "yes"; then
2750   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2751   ## Specify the install directory
2752   carbon_appdir=
2753   if test "${carbon_appdir_x}" != ""; then
2754     case ${carbon_appdir_x} in
2755       y | ye | yes)  carbon_appdir=/Applications ;;
2756       * ) carbon_appdir=${carbon_appdir_x} ;;
2757     esac
2758   fi
2759   # We also have mouse menus.
2760   HAVE_MENUS=yes
2761 fi
2762
2763 ### Use session management (-lSM -lICE) if available
2764 HAVE_X_SM=no
2765 if test "${HAVE_X11}" = "yes"; then
2766   AC_CHECK_HEADER(X11/SM/SMlib.h,
2767     [AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE)])
2768
2769   if test "${HAVE_X_SM}" = "yes"; then
2770     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2771     case "$LIBS" in
2772       *-lSM*) ;;
2773       *)      LIBS="-lSM -lICE $LIBS" ;;
2774     esac
2775   fi
2776 fi
2777
2778 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2779 AC_CACHE_CHECK(whether netdb declares h_errno,
2780                emacs_cv_netdb_declares_h_errno,
2781 [AC_TRY_LINK([#include <netdb.h>],
2782   [return h_errno;],
2783   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2784 if test $emacs_cv_netdb_declares_h_errno = yes; then
2785   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2786 fi
2787
2788 AC_FUNC_ALLOCA
2789
2790 dnl src/alloca.c has been removed.  Could also check if $ALLOCA is set?
2791 dnl FIXME is there an autoconf test that does the right thing, without
2792 dnl needing to call A_M_E afterwards?
2793 if test x"$ac_cv_func_alloca_works" != xyes; then
2794    AC_MSG_ERROR( [a system implementation of alloca is required] )
2795 fi
2796
2797 # fmod, logb, and frexp are found in -lm on most systems.
2798 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2799 AC_CHECK_LIB(m, sqrt)
2800
2801 # Check for mail-locking functions in a "mail" library.  Probably this should
2802 # have the same check as for liblockfile below.
2803 AC_CHECK_LIB(mail, maillock)
2804 dnl Debian, at least:
2805 AC_CHECK_LIB(lockfile, maillock)
2806 # If we have the shared liblockfile, assume we must use it for mail
2807 # locking (e.g. Debian).  If we couldn't link against liblockfile
2808 # (no liblockfile.a installed), ensure that we don't need to.
2809 if test "$ac_cv_lib_lockfile_maillock" = no; then
2810   dnl This works for files generally, not just executables.
2811   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2812   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2813                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2814   if test $ac_cv_prog_liblockfile = yes; then
2815     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2816 This probably means that movemail could lose mail.
2817 There may be a `development' package to install containing liblockfile.])
2818   else :
2819   fi
2820 fi
2821 AC_CHECK_FUNCS(touchlock)
2822 AC_CHECK_HEADERS(maillock.h)
2823
2824 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2825 rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \
2826 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime setsid \
2827 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2828 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2829 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2830 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2831 gai_strerror mkstemp getline getdelim mremap memmove fsync sync bzero \
2832 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2833
2834 AC_CHECK_HEADERS(sys/un.h)
2835
2836 AC_FUNC_MKTIME
2837 if test "$ac_cv_func_working_mktime" = no; then
2838   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2839 fi
2840
2841 AC_FUNC_GETLOADAVG
2842
2843 AC_FUNC_FSEEKO
2844
2845 # Configure getopt.
2846 m4_include([m4/getopt.m4])
2847 gl_GETOPT_IFELSE([
2848   gl_GETOPT_SUBSTITUTE_HEADER
2849   gl_PREREQ_GETOPT
2850   GETOPTOBJS='getopt.o getopt1.o'
2851 ])
2852 AC_SUBST(GETOPTOBJS)
2853
2854 AC_FUNC_GETPGRP
2855
2856 AC_FUNC_STRFTIME
2857
2858 # UNIX98 PTYs.
2859 AC_CHECK_FUNCS(grantpt)
2860
2861 # PTY-related GNU extensions.
2862 AC_CHECK_FUNCS(getpt)
2863
2864 # Check this now, so that we will NOT find the above functions in ncurses.
2865 # That is because we have not set up to link ncurses in lib-src.
2866 # It's better to believe a function is not available
2867 # than to expect to find it in ncurses.
2868 AC_CHECK_LIB(ncurses, tparm)
2869
2870 # Do we have res_init, for detecting changes in /etc/resolv.conf?
2871
2872 resolv=no
2873 AC_TRY_LINK([#include <netinet/in.h>
2874 #include <arpa/nameser.h>
2875 #include <resolv.h>],
2876     [return res_init();],
2877     have_res_init=yes, have_res_init=no)
2878 if test "$have_res_init" = no; then
2879   OLIBS="$LIBS"
2880   LIBS="$LIBS -lresolv"
2881   AC_MSG_CHECKING(for res_init with -lresolv)
2882   AC_TRY_LINK([#include <netinet/in.h>
2883 #include <arpa/nameser.h>
2884 #include <resolv.h>],
2885     [return res_init();],
2886     have_res_init=yes, have_res_init=no)
2887   AC_MSG_RESULT($have_res_init)
2888   if test "$have_res_init" = yes ; then
2889     resolv=yes
2890   fi
2891   LIBS="$OLIBS"
2892 fi
2893
2894 if test "$have_res_init" = yes; then
2895   AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.])
2896 fi
2897
2898 # Do we need the Hesiod library to provide the support routines?
2899 if test "$with_hesiod" = yes ; then
2900   # Don't set $LIBS here -- see comments above.
2901   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2902      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2903                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2904   if test "$resolv" = yes ; then
2905     RESOLVLIB=-lresolv
2906   else
2907     RESOLVLIB=
2908   fi
2909   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2910         [AC_DEFINE(HAVE_LIBHESIOD, 1,
2911                   [Define to 1 if you have the hesiod library (-lhesiod).])],
2912         :, $RESOLVLIB)])
2913 fi
2914
2915 # Do we need libresolv (due to res_init or Hesiod)?
2916 if test "$resolv" = yes ; then
2917   AC_DEFINE(HAVE_LIBRESOLV, 1,
2918             [Define to 1 if you have the resolv library (-lresolv).])
2919 fi
2920
2921 # These tell us which Kerberos-related libraries to use.
2922 if test "${with_kerberos+set}" = set; then
2923   AC_CHECK_LIB(com_err, com_err)
2924   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2925   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2926   AC_CHECK_LIB(krb5, krb5_init_context)
2927   if test "${with_kerberos5+set}" != set; then
2928     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2929                  [AC_CHECK_LIB(des, des_cbc_encrypt)])
2930     AC_CHECK_LIB(krb4, krb_get_cred,,
2931                  [AC_CHECK_LIB(krb, krb_get_cred)])
2932   fi
2933
2934   if test "${with_kerberos5+set}" = set; then
2935     AC_CHECK_HEADERS(krb5.h)
2936   else
2937     AC_CHECK_HEADERS(des.h,,
2938                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2939                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2940     AC_CHECK_HEADERS(krb.h,,
2941                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2942                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2943   fi
2944   AC_CHECK_HEADERS(com_err.h)
2945 fi
2946
2947 # Solaris requires -lintl if you want strerror (which calls dgettext)
2948 # to return localized messages.
2949 AC_CHECK_LIB(intl, dgettext)
2950
2951 AC_MSG_CHECKING(whether localtime caches TZ)
2952 AC_CACHE_VAL(emacs_cv_localtime_cache,
2953 [if test x$ac_cv_func_tzset = xyes; then
2954 AC_TRY_RUN([#include <time.h>
2955 extern char **environ;
2956 unset_TZ ()
2957 {
2958   char **from, **to;
2959   for (to = from = environ; (*to = *from); from++)
2960     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2961       to++;
2962 }
2963 char TZ_GMT0[] = "TZ=GMT0";
2964 char TZ_PST8[] = "TZ=PST8";
2965 main()
2966 {
2967   time_t now = time ((time_t *) 0);
2968   int hour_GMT0, hour_unset;
2969   if (putenv (TZ_GMT0) != 0)
2970     exit (1);
2971   hour_GMT0 = localtime (&now)->tm_hour;
2972   unset_TZ ();
2973   hour_unset = localtime (&now)->tm_hour;
2974   if (putenv (TZ_PST8) != 0)
2975     exit (1);
2976   if (localtime (&now)->tm_hour == hour_GMT0)
2977     exit (1);
2978   unset_TZ ();
2979   if (localtime (&now)->tm_hour != hour_unset)
2980     exit (1);
2981   exit (0);
2982 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2983 [# If we have tzset, assume the worst when cross-compiling.
2984 emacs_cv_localtime_cache=yes])
2985 else
2986         # If we lack tzset, report that localtime does not cache TZ,
2987         # since we can't invalidate the cache if we don't have tzset.
2988         emacs_cv_localtime_cache=no
2989 fi])dnl
2990 AC_MSG_RESULT($emacs_cv_localtime_cache)
2991 if test $emacs_cv_localtime_cache = yes; then
2992   AC_DEFINE(LOCALTIME_CACHE, 1,
2993             [Define to 1 if localtime caches TZ.])
2994 fi
2995
2996 if test "x$HAVE_TIMEVAL" = xyes; then
2997   AC_CHECK_FUNCS(gettimeofday)
2998   if test $ac_cv_func_gettimeofday = yes; then
2999     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
3000                    emacs_cv_gettimeofday_two_arguments,
3001     [AC_TRY_COMPILE([
3002 #ifdef TIME_WITH_SYS_TIME
3003 #include <sys/time.h>
3004 #include <time.h>
3005 #else
3006 #ifdef HAVE_SYS_TIME_H
3007 #include <sys/time.h>
3008 #else
3009 #include <time.h>
3010 #endif
3011 #endif],
3012       [struct timeval time;
3013        gettimeofday (&time, 0);],
3014       emacs_cv_gettimeofday_two_arguments=yes,
3015       emacs_cv_gettimeofday_two_arguments=no)])
3016     if test $emacs_cv_gettimeofday_two_arguments = no; then
3017       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
3018                 [Define to 1 if gettimeofday accepts only one argument.])
3019     fi
3020   fi
3021 fi
3022
3023 ok_so_far=yes
3024 AC_CHECK_FUNC(socket, , ok_so_far=no)
3025 if test $ok_so_far = yes; then
3026   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
3027 fi
3028 if test $ok_so_far = yes; then
3029   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
3030 fi
3031 if test $ok_so_far = yes; then
3032 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
3033   AC_DEFINE(HAVE_INET_SOCKETS, 1,
3034             [Define to 1 if you have inet sockets.])
3035 fi
3036
3037 AC_CHECK_HEADERS(sys/ioctl.h)
3038
3039 if test -f /usr/lpp/X11/bin/smt.exp; then
3040   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
3041             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
3042 fi
3043
3044 AC_MSG_CHECKING(whether system supports dynamic ptys)
3045 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
3046   AC_MSG_RESULT(yes)
3047   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
3048 else
3049   AC_MSG_RESULT(no)
3050 fi
3051
3052 AC_FUNC_FORK
3053
3054 dnl Adapted from Haible's version.
3055 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
3056   [AC_TRY_LINK([#include <langinfo.h>],
3057     [char* cs = nl_langinfo(CODESET);],
3058     emacs_cv_langinfo_codeset=yes,
3059     emacs_cv_langinfo_codeset=no)
3060   ])
3061 if test $emacs_cv_langinfo_codeset = yes; then
3062   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
3063     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
3064 fi
3065
3066 AC_CHECK_TYPES(size_t)
3067
3068 AC_TYPE_MBSTATE_T
3069
3070 dnl Restrict could probably be used effectively other than in regex.c.
3071 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
3072   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
3073                   emacs_cv_c_restrict=yes,
3074                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
3075                                   emacs_cv_c_restrict=__restrict,
3076                                   emacs_cv_c_restrict=no)])])
3077 case "$emacs_cv_c_restrict" in
3078   yes) emacs_restrict=restrict;;
3079   no) emacs_restrict="";;
3080   *) emacs_restrict="$emacs_cv_c_restrict";;
3081 esac
3082 if test "$emacs_restrict" != __restrict; then
3083   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
3084     [Define to compiler's equivalent of C99 restrict keyword.
3085      Don't define if equivalent is `__restrict'.])
3086 fi
3087
3088 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
3089   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
3090                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
3091 if test "$emacs_cv_c_restrict_arr" = yes; then
3092   AC_DEFINE(__restrict_arr, __restrict,
3093     [Define to compiler's equivalent of C99 restrict keyword in array
3094      declarations.  Define as empty for no equivalent.])
3095 fi
3096
3097 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
3098 dnl how the tty code is related to POSIX and/or other versions of termios.
3099 dnl The following looks like a useful start.
3100 dnl
3101 dnl AC_SYS_POSIX_TERMIOS
3102 dnl if test $ac_cv_sys_posix_termios = yes; then
3103 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
3104 dnl                                and macros for terminal control.])
3105 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
3106 dnl fi
3107
3108 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
3109
3110 # Set up the CFLAGS for real compilation, so we can substitute it.
3111 CFLAGS="$REAL_CFLAGS"
3112 CPPFLAGS="$REAL_CPPFLAGS"
3113
3114 #### Find out which version of Emacs this is.
3115 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
3116          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
3117 if test x"${version}" = x; then
3118   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
3119 fi
3120
3121 ### Specify what sort of things we'll be editing into Makefile and config.h.
3122 ### Use configuration here uncanonicalized to avoid exceeding size limits.
3123 AC_SUBST(version)
3124 AC_SUBST(configuration)
3125 AC_SUBST(canonical)
3126 AC_SUBST(srcdir)
3127 AC_SUBST(prefix)
3128 AC_SUBST(exec_prefix)
3129 AC_SUBST(bindir)
3130 AC_SUBST(datadir)
3131 AC_SUBST(sharedstatedir)
3132 AC_SUBST(libexecdir)
3133 AC_SUBST(mandir)
3134 AC_SUBST(infodir)
3135 AC_SUBST(lispdir)
3136 AC_SUBST(locallisppath)
3137 AC_SUBST(lisppath)
3138 AC_SUBST(x_default_search_path)
3139 AC_SUBST(etcdir)
3140 AC_SUBST(archlibdir)
3141 AC_SUBST(docdir)
3142 AC_SUBST(bitmapdir)
3143 AC_SUBST(gamedir)
3144 AC_SUBST(gameuser)
3145 AC_SUBST(c_switch_system)
3146 AC_SUBST(c_switch_machine)
3147 AC_SUBST(LD_SWITCH_X_SITE)
3148 AC_SUBST(LD_SWITCH_X_SITE_AUX)
3149 AC_SUBST(C_SWITCH_X_SITE)
3150 AC_SUBST(CFLAGS)
3151 AC_SUBST(X_TOOLKIT_TYPE)
3152 AC_SUBST(machfile)
3153 AC_SUBST(opsysfile)
3154 AC_SUBST(GETLOADAVG_LIBS)
3155 AC_SUBST(carbon_appdir)
3156
3157 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
3158                    [Define to the canonical Emacs configuration name.])
3159 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
3160                    [Define to the options passed to configure.])
3161 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
3162                    [Define to the used machine dependent file.])
3163 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
3164                    [Define to the used os dependent file.])
3165 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
3166 [Define LD_SWITCH_X_SITE to contain any special flags your loader
3167  may need to deal with X Windows.  For instance, if you've defined
3168  HAVE_X_WINDOWS above and your X libraries aren't in a place that
3169  your loader can find on its own, you might want to add "-L/..." or
3170  something similar.])
3171 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
3172                    [Define LD_SWITCH_X_SITE_AUX with an -R option
3173                     in case it's needed (for Solaris, for example).])
3174 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
3175 [Define C_SWITCH_X_SITE to contain any special flags your compiler
3176  may need to deal with X Windows.  For instance, if you've defined
3177  HAVE_X_WINDOWS above and your X include files aren't in a place
3178  that your compiler can find on its own, you might want to add
3179  "-I/..." or something similar.])
3180 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
3181                    [Define to the unexec source file name.])
3182
3183 if test "${HAVE_X_WINDOWS}" = "yes" ; then
3184   AC_DEFINE(HAVE_X_WINDOWS, 1,
3185             [Define to 1 if you want to use the X window system.])
3186 fi
3187 if test "${USE_X_TOOLKIT}" != "none" ; then
3188   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
3189 fi
3190 if test "${HAVE_X11}" = "yes" ; then
3191   AC_DEFINE(HAVE_X11, 1,
3192             [Define to 1 if you want to use version 11 of X windows.
3193              Otherwise, Emacs expects to use version 10.])
3194 fi
3195 if test "${HAVE_XFREE386}" = "yes" ; then
3196   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
3197 fi
3198 if test "${HAVE_MENUS}" = "yes" ; then
3199   AC_DEFINE(HAVE_MENUS, 1,
3200             [Define to 1 if you have mouse menus.
3201              (This is automatic if you use X, but the option to specify it remains.)
3202              It is also defined with other window systems that support xmenu.c.])
3203 fi
3204 if test "${GNU_MALLOC}" = "yes" ; then
3205   AC_DEFINE(GNU_MALLOC, 1,
3206             [Define to 1 if you want to use the GNU memory allocator.])
3207 fi
3208 if test "${REL_ALLOC}" = "yes" ; then
3209   AC_DEFINE(REL_ALLOC, 1,
3210             [Define REL_ALLOC if you want to use the relocating allocator for
3211              buffer space.])
3212 fi
3213
3214
3215 AH_TOP([/* GNU Emacs site configuration template file.
3216    Copyright (C) 1988, 1993, 1994, 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
3217              Free Software Foundation, Inc.
3218
3219 This file is part of GNU Emacs.
3220
3221 GNU Emacs is free software; you can redistribute it and/or modify
3222 it under the terms of the GNU General Public License as published by
3223 the Free Software Foundation; either version 3, or (at your option)
3224 any later version.
3225
3226 GNU Emacs is distributed in the hope that it will be useful,
3227 but WITHOUT ANY WARRANTY; without even the implied warranty of
3228 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
3229 GNU General Public License for more details.
3230
3231 You should have received a copy of the GNU General Public License
3232 along with GNU Emacs; see the file COPYING.  If not, write to the
3233 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
3234 Boston, MA 02110-1301, USA.  */
3235
3236
3237 /* No code in Emacs #includes config.h twice, but some bits of code
3238    intended to work with other packages as well (like gmalloc.c)
3239    think they can include it as many times as they like.  */
3240 #ifndef EMACS_CONFIG_H
3241 #define EMACS_CONFIG_H
3242 ])dnl
3243
3244 AH_BOTTOM([
3245 /* If we're using any sort of window system, define some consequences.  */
3246 #ifdef HAVE_X_WINDOWS
3247 #define HAVE_WINDOW_SYSTEM
3248 #define MULTI_KBOARD
3249 #define HAVE_MOUSE
3250 #endif
3251
3252 /* Multi-tty support relies on MULTI_KBOARD.  It seems safe to turn it
3253    on unconditionally.  Note that src/s/darwin.h disables this at
3254    present.  */
3255 #ifndef MULTI_KBOARD
3256 #define MULTI_KBOARD
3257 #endif
3258
3259 /* If we're using the Carbon API on Mac OS X, define a few more
3260    variables as well.  */
3261 #ifdef HAVE_CARBON
3262 #define HAVE_WINDOW_SYSTEM
3263 #define HAVE_MOUSE
3264 #endif
3265
3266 /* Define USER_FULL_NAME to return a string
3267    that is the user's full name.
3268    It can assume that the variable `pw'
3269    points to the password file entry for this user.
3270
3271    At some sites, the pw_gecos field contains
3272    the user's full name.  If neither this nor any other
3273    field contains the right thing, use pw_name,
3274    giving the user's login name, since that is better than nothing.  */
3275 #define USER_FULL_NAME pw->pw_gecos
3276
3277 /* Define AMPERSAND_FULL_NAME if you use the convention
3278    that & in the full name stands for the login id.  */
3279 /* Turned on June 1996 supposing nobody will mind it.  */
3280 #define AMPERSAND_FULL_NAME
3281
3282 /* We have blockinput.h.  */
3283 #define DO_BLOCK_INPUT
3284
3285 /* Define HAVE_SOUND if we have sound support.  We know it works
3286    and compiles only on the specified platforms.   For others,
3287    it probably doesn't make sense to try.  */
3288
3289 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
3290 #ifdef HAVE_MACHINE_SOUNDCARD_H
3291 #define HAVE_SOUND 1
3292 #endif
3293 #ifdef HAVE_SYS_SOUNDCARD_H
3294 #define HAVE_SOUND 1
3295 #endif
3296 #ifdef HAVE_SOUNDCARD_H
3297 #define HAVE_SOUND 1
3298 #endif
3299 #ifdef HAVE_ALSA
3300 #define HAVE_SOUND 1
3301 #endif
3302 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
3303
3304 /* If using GNU, then support inline function declarations. */
3305 /* Don't try to switch on inline handling as detected by AC_C_INLINE
3306    generally, because even if non-gcc compilers accept `inline', they
3307    may reject `extern inline'.  */
3308 #if defined (__GNUC__) && defined (OPTIMIZE)
3309 #define INLINE __inline__
3310 #else
3311 #define INLINE
3312 #endif
3313
3314 /* Include the os and machine dependent files.  */
3315 #include config_opsysfile
3316 #include config_machfile
3317
3318 /* Load in the conversion definitions if this system
3319    needs them and the source file being compiled has not
3320    said to inhibit this.  There should be no need for you
3321    to alter these lines.  */
3322
3323 #ifdef SHORTNAMES
3324 #ifndef NO_SHORTNAMES
3325 #include "../shortnames/remap.h"
3326 #endif /* not NO_SHORTNAMES */
3327 #endif /* SHORTNAMES */
3328
3329 /* If no remapping takes place, static variables cannot be dumped as
3330    pure, so don't worry about the `static' keyword. */
3331 #ifdef NO_REMAP
3332 #undef static
3333 #endif
3334
3335 /* Define `subprocesses' should be defined if you want to
3336    have code for asynchronous subprocesses
3337    (as used in M-x compile and M-x shell).
3338    These do not work for some USG systems yet;
3339    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
3340
3341 #ifndef VMS
3342 #ifndef USG
3343 /* #define subprocesses */
3344 #endif
3345 #endif
3346
3347 /* SIGTYPE is the macro we actually use.  */
3348 #ifndef SIGTYPE
3349 #define SIGTYPE RETSIGTYPE
3350 #endif
3351
3352 #ifdef emacs /* Don't do this for lib-src.  */
3353 /* Tell regex.c to use a type compatible with Emacs.  */
3354 #define RE_TRANSLATE_TYPE Lisp_Object
3355 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
3356 #ifdef make_number
3357 /* If make_number is a macro, use it.  */
3358 #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0)))
3359 #else
3360 /* If make_number is a function, avoid it.  */
3361 #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0))
3362 #endif
3363 #endif
3364
3365 /* Avoid link-time collision with system mktime if we will use our own.  */
3366 #if ! HAVE_MKTIME || BROKEN_MKTIME
3367 #define mktime emacs_mktime
3368 #endif
3369
3370 #define my_strftime nstrftime   /* for strftime.c */
3371
3372 /* The rest of the code currently tests the CPP symbol BSTRING.
3373    Override any claims made by the system-description files.
3374    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
3375 #undef BSTRING
3376 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
3377 #define BSTRING
3378 #endif
3379
3380 /* Some of the files of Emacs which are intended for use with other
3381    programs assume that if you have a config.h file, you must declare
3382    the type of getenv.
3383
3384    This declaration shouldn't appear when alloca.s or Makefile.in
3385    includes config.h.  */
3386 #ifndef NOT_C_CODE
3387 extern char *getenv ();
3388 #endif
3389
3390 /* These default definitions are good for almost all machines.
3391    The exceptions override them in m/MACHINE.h.  */
3392
3393 #ifndef BITS_PER_CHAR
3394 #define BITS_PER_CHAR 8
3395 #endif
3396
3397 #ifndef BITS_PER_SHORT
3398 #define BITS_PER_SHORT 16
3399 #endif
3400
3401 /* Note that lisp.h uses this in a preprocessor conditional, so it
3402    would not work to use sizeof.  That being so, we do all of them
3403    without sizeof, for uniformity's sake.  */
3404 #ifndef BITS_PER_INT
3405 #define BITS_PER_INT 32
3406 #endif
3407
3408 #ifndef BITS_PER_LONG
3409 #ifdef _LP64
3410 #define BITS_PER_LONG 64
3411 #else
3412 #define BITS_PER_LONG 32
3413 #endif
3414 #endif
3415
3416 /* Define if the compiler supports function prototypes.  It may do so
3417    but not define __STDC__ (e.g. DEC C by default) or may define it as
3418    zero.  */
3419 #undef PROTOTYPES
3420 /* For mktime.c:  */
3421 #ifndef __P
3422 # if defined PROTOTYPES
3423 #  define __P(args) args
3424 # else
3425 #  define __P(args) ()
3426 # endif  /* GCC.  */
3427 #endif /* __P */
3428
3429 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
3430 #ifndef NOT_C_CODE
3431 #ifdef HAVE_STRING_H
3432 #include "string.h"
3433 #endif
3434 #ifdef HAVE_STRINGS_H
3435 #include "strings.h"  /* May be needed for bcopy & al. */
3436 #endif
3437 #ifdef HAVE_STDLIB_H
3438 #include <stdlib.h>
3439 #endif
3440 #ifndef __GNUC__
3441 # ifdef HAVE_ALLOCA_H
3442 #  include <alloca.h>
3443 # else /* AIX files deal with #pragma.  */
3444 #  ifndef alloca /* predefined by HP cc +Olibcalls */
3445 char *alloca ();
3446 #  endif
3447 # endif /* HAVE_ALLOCA_H */
3448 #endif /* __GNUC__ */
3449 #ifndef HAVE_SIZE_T
3450 typedef unsigned size_t;
3451 #endif
3452 #endif /* NOT_C_CODE */
3453
3454 /* Define HAVE_X_I18N if we have usable i18n support.  */
3455
3456 #ifdef HAVE_X11R6
3457 #define HAVE_X_I18N
3458 #elif !defined X11R5_INHIBIT_I18N
3459 #define HAVE_X_I18N
3460 #endif
3461
3462 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
3463
3464 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3465 #define HAVE_X11R6_XIM
3466 #endif
3467
3468 /* Should we enable expensive run-time checking of data types?  */
3469 #undef ENABLE_CHECKING
3470
3471 #if defined __GNUC__ && (__GNUC__ > 2 \
3472                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3473 #define NO_RETURN       __attribute__ ((__noreturn__))
3474 #else
3475 #define NO_RETURN       /* nothing */
3476 #endif
3477
3478 /* These won't be used automatically yet.  We also need to know, at least,
3479    that the stack is continuous.  */
3480 #ifdef __GNUC__
3481 #  ifndef GC_SETJMP_WORKS
3482   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3483      see NON_SAVING_SETJMP in the target descriptions.  */
3484   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3485      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3486      Fixme: Deal with ns32k, SVR3.  */
3487 #    define GC_SETJMP_WORKS 1
3488 #  endif
3489 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3490 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3491 #  endif
3492 #endif
3493
3494 #ifndef HAVE_BCOPY
3495 #define bcopy(a,b,s) memcpy (b,a,s)
3496 #endif
3497 #ifndef HAVE_BZERO
3498 #define bzero(a,s) memset (a,0,s)
3499 #endif
3500 #ifndef HAVE_BCMP
3501 #define BCMP memcmp
3502 #endif
3503
3504 #endif /* EMACS_CONFIG_H */
3505
3506 /*
3507 Local Variables:
3508 mode: c
3509 End:
3510 */
3511 ])dnl
3512
3513 #### Report on what we decided to do.
3514 #### Report GTK as a toolkit, even if it doesn't use Xt.
3515 #### It makes printing result more understandable as using GTK sets
3516 #### toolkit_scroll_bars to yes by default.
3517 if test "${HAVE_GTK}" = "yes"; then
3518   USE_X_TOOLKIT=GTK
3519 fi
3520
3521 echo "
3522 Configured for \`${canonical}'.
3523
3524   Where should the build process find the source code?    ${srcdir}
3525   What operating system and machine description files should Emacs use?
3526         \`${opsysfile}' and \`${machfile}'
3527   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3528   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3529   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3530   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3531   What window system should Emacs use?                    ${window_system}
3532   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3533
3534 if test -n "${x_includes}"; then
3535 echo "  Where do we find X Windows header files?                ${x_includes}"
3536 else
3537 echo "  Where do we find X Windows header files?                Standard dirs"
3538 fi
3539 if test -n "${x_libraries}"; then
3540 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3541 else
3542 echo "  Where do we find X Windows libraries?                   Standard dirs"
3543 fi
3544
3545 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3546 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3547 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3548 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3549 echo "  Does Emacs use a gif library?                           ${HAVE_GIF} $ac_gif_lib_name"
3550 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3551 echo "  Does Emacs use -lrsvg-2?                                ${HAVE_RSVG}"
3552 echo "  Does Emacs use -lgpm?                                   ${HAVE_GPM}"
3553 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3554 echo
3555
3556 if test $USE_XASSERTS = yes; then
3557    echo "  Compiling with asserts turned on."
3558    CPPFLAGS="$CPPFLAGS -DXASSERTS=1"
3559    echo
3560 fi
3561
3562 if test "$USE_X_TOOLKIT" = GTK; then
3563   case "$canonical" in
3564   *cygwin*)
3565     echo "There are known problems with Emacs and Gtk+ on cygwin, so you
3566   will probably get a crash on startup.  If this happens, please use another
3567   toolkit for Emacs.  See etc/PROBLEMS for more information."
3568   ;;
3569   esac
3570 fi
3571
3572
3573 if test "$HAVE_CARBON" = "yes"; then
3574    echo
3575    echo "Warning: The Mac Carbon port is currently unsupported and has
3576 known problems.  It is not recommended for use by non-developers.
3577 Read the emacs-devel archives for more information."
3578    echo
3579 fi
3580
3581 if test "$HAVE_DBUS" = yes && test "${opsys}" != "gnu-linux"; then
3582   echo "D-Bus integration has been tested for GNU/Linux only."
3583   echo
3584 fi
3585
3586
3587 # Remove any trailing slashes in these variables.
3588 [test "${prefix}" != NONE &&
3589   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3590 test "${exec_prefix}" != NONE &&
3591   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3592
3593 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3594 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3595 ## from Makefile.c can correctly provide the arg `-traditional' to the
3596 ## C preprocessor.
3597
3598 AC_EGREP_CPP(yes..yes,
3599         [yes..yes],
3600         CPP_NEED_TRADITIONAL=no,
3601         CPP_NEED_TRADITIONAL=yes)
3602
3603 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3604         doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \
3605         doc/lispref/Makefile src/Makefile.c:src/Makefile.in \
3606         lwlib/Makefile lisp/Makefile leim/Makefile, [
3607
3608 ### Make the necessary directories, if they don't exist.
3609 for dir in etc lisp ; do
3610   test -d ${dir} || mkdir ${dir}
3611 done
3612
3613 # Build src/Makefile from ${srcdir}/src/Makefile.c
3614 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3615 # This must be done after src/config.h is built, since we rely on that file.
3616
3617 # Now get this: Some word that is part of the ${srcdir} directory name
3618 # or the ${configuration} value might, just might, happen to be an
3619 # identifier like `sun4' or `i386' or something, and be predefined by
3620 # the C preprocessor to some helpful value like 1, or maybe the empty
3621 # string.  Needless to say consequent macro substitutions are less
3622 # than conducive to the makefile finding the correct directory.
3623 [undefs="`echo $top_srcdir $configuration $canonical |
3624 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3625     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3626 `"]
3627
3628 echo creating src/epaths.h
3629 ${MAKE-make} epaths-force
3630
3631 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3632 # `..' to `. .'  unless invoked with -traditional
3633
3634 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3635   CPPFLAGS="$CPPFLAGS -traditional"
3636 fi
3637
3638 echo creating lib-src/Makefile
3639 ( cd lib-src
3640   rm -f junk.c junk1.c junk2.c
3641   sed -e '/start of cpp stuff/q' \
3642       < Makefile.c > junk1.c
3643   sed -e '1,/start of cpp stuff/d'\
3644       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3645       < Makefile.c > junk.c
3646   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3647       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3648   cat junk1.c junk2.c > Makefile.new
3649   rm -f junk.c junk1.c junk2.c
3650   chmod 444 Makefile.new
3651   mv -f Makefile.new Makefile
3652 )
3653
3654 echo creating src/Makefile
3655 ( cd src
3656   rm -f junk.c junk1.c junk2.c
3657   sed -e '/start of cpp stuff/q' \
3658       < Makefile.c > junk1.c
3659   sed -e '1,/start of cpp stuff/d'\
3660       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3661       < Makefile.c > junk.c
3662   if test -f ${srcdir}/admin/unidata/UnicodeData.txt; then
3663     CPPFLAGS="$CPPFLAGS -DHAVE_UNIDATA"
3664   fi
3665   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3666       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3667   cat junk1.c junk2.c > Makefile.new
3668   rm -f junk.c junk1.c junk2.c
3669   chmod 444 Makefile.new
3670   mv -f Makefile.new Makefile
3671 )
3672
3673 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3674   echo creating src/.gdbinit
3675   echo source $srcdir/src/.gdbinit > src/.gdbinit
3676 fi
3677
3678 # This is how we know whether to re-run configure in certain cases.
3679 touch src/config.stamp
3680
3681 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3682
3683 m4_if(dnl       Do not change this comment
3684    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3685 )dnl