configure.in

   1 dnl  Autoconf script for GNU Emacs
   2 dnl To rebuild the `configure' script from this, execute the command
   3 dnl     autoconf
   4 dnl in the directory containing this script.
   5 dnl
   6 dnl  Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
   7 dnl  Free Software Foundation, Inc.
   8 dnl
   9 dnl  This file is part of GNU Emacs.
  10 dnl
  11 dnl  GNU Emacs is free software; you can redistribute it and/or modify
  12 dnl  it under the terms of the GNU General Public License as published by
  13 dnl  the Free Software Foundation; either version 2, or (at your option)
  14 dnl  any later version.
  15 dnl
  16 dnl  GNU Emacs is distributed in the hope that it will be useful,
  17 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 dnl  GNU General Public License for more details.
  20 dnl
  21 dnl  You should have received a copy of the GNU General Public License
  22 dnl  along with GNU Emacs; see the file COPYING.  If not, write to the
  23 dnl  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  24 dnl  Boston, MA 02110-1301, USA.
  25
  26 AC_PREREQ(2.61)dnl
  27 AC_INIT(src/lisp.h)
  28 AC_CONFIG_HEADER(src/config.h:src/config.in)
  29
  30 dnl Support for --program-prefix, --program-suffix and
  31 dnl --program-transform-name options
  32 AC_ARG_PROGRAM
  33
  34 lispdir='${datadir}/emacs/${version}/lisp'
  35 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
  36 '${datadir}/emacs/site-lisp'
  37 lisppath='${locallisppath}:${lispdir}:${datadir}/emacs/${version}/leim'
  38 etcdir='${datadir}/emacs/${version}/etc'
  39 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  40 docdir='${datadir}/emacs/${version}/etc'
  41 gamedir='${localstatedir}/games/emacs'
  42
  43 gameuser=games
  44
  45 AC_ARG_WITH(gcc,
  46 [  --without-gcc           don't use GCC to compile Emacs if GCC is found])
  47 AC_ARG_WITH(pop,
  48 [  --without-pop           don't support POP mail retrieval with movemail],
  49 [if test "$withval" = yes; then
  50    AC_DEFINE(MAIL_USE_POP)
  51 else :
  52 fi],
  53 AC_DEFINE(MAIL_USE_POP))
  54 AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl
  55 AC_ARG_WITH(kerberos,
  56 [  --with-kerberos         support Kerberos-authenticated POP],
  57 [if test "$withval" = yes; then
  58    AC_DEFINE(KERBEROS)
  59 fi])
  60 AH_TEMPLATE(KERBEROS,
  61             [Define to support Kerberos-authenticated POP mail retrieval.])dnl
  62 AC_ARG_WITH(kerberos5,
  63 [  --with-kerberos5        support Kerberos version 5 authenticated POP],
  64 [if test "${with_kerberos5+set}" = set; then
  65   if test "${with_kerberos+set}" != set; then
  66     with_kerberos=yes
  67     AC_DEFINE(KERBEROS)
  68   fi
  69   AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.])
  70 fi])
  71 AC_ARG_WITH(hesiod,
  72 [  --with-hesiod           support Hesiod to get the POP server host],
  73 [if test "$withval" = yes; then
  74   AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.])
  75 fi])
  76
  77 AC_ARG_WITH(sound,
  78 [  --without-sound         don't compile with sound support])
  79
  80 dnl This should be the last --with option, because --with-x is
  81 dnl added later on when we find the path of X, and it's best to
  82 dnl keep them together visually.
  83 AC_ARG_WITH(x-toolkit,
  84 [  --with-x-toolkit=KIT    use an X toolkit
  85                               (KIT = yes/lucid/athena/motif/gtk/no)],
  86 [         case "${withval}" in
  87             y | ye | yes )      val=athena ;;
  88             n | no )            val=no  ;;
  89             l | lu | luc | luci | lucid )       val=lucid ;;
  90             a | at | ath | athe | athen | athena )      val=athena ;;
  91             m | mo | mot | moti | motif )       val=motif ;;
  92             g | gt | gtk  )     val=gtk ;;
  93 dnl These don't currently work.
  94 dnl         o | op | ope | open | open- | open-l | open-lo \
  95 dnl             | open-loo | open-look )        val=open-look ;;
  96             * )
  97 dnl AC_MSG_ERROR([the `--with-x-toolkit' option is supposed to have a value
  98 dnl which is `yes', `no', `lucid', `athena', `motif' or `open-look'.])
  99 AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid\;
 100 this option's value should be `yes', `no', `lucid', `athena', `motif' or `gtk'.
 101 Currently, `yes', `athena' and `lucid' are synonyms.])
 102             ;;
 103           esac
 104           with_x_toolkit=$val
 105 ])
 106 AC_ARG_WITH(xpm,
 107 [  --with-xpm              use -lXpm for displaying XPM images])
 108 AC_ARG_WITH(jpeg,
 109 [  --with-jpeg             use -ljpeg for displaying JPEG images])
 110 AC_ARG_WITH(tiff,
 111 [  --with-tiff             use -ltiff for displaying TIFF images])
 112 AC_ARG_WITH(gif,
 113 [  --with-gif              use -lungif for displaying GIF images])
 114 AC_ARG_WITH(png,
 115 [  --with-png              use -lpng for displaying PNG images])
 116 AC_ARG_WITH(freetype,
 117 [  --with-freetype         use -lfreetype for local fonts support])
 118 AC_ARG_WITH(xft,
 119 [  --with-xft              use -lXft for anti aliased fonts])
 120 AC_ARG_WITH(gtk,
 121 [  --with-gtk              use GTK (same as --with-x-toolkit=gtk)])
 122 AC_ARG_WITH(pkg-config-prog,
 123 [  --with-pkg-config-prog  Path to pkg-config to use for finding GTK])
 124 AC_ARG_WITH(toolkit-scroll-bars,
 125 [  --without-toolkit-scroll-bars
 126                           don't use Motif or Xaw3d scroll bars])
 127 AC_ARG_WITH(xim,
 128 [  --without-xim           don't use X11 XIM])
 129 AC_ARG_WITH(carbon,
 130 [  --without-carbon        don't use Carbon GUI on Mac OS X])
 131 AC_ARG_ENABLE(carbon-app,
 132 [[  --enable-carbon-app[=DIR]  [DIR=/Application]
 133                           specify install directory for Emacs.app on Mac OS X]],
 134 [ carbon_appdir_x=${enableval}])
 135
 136 AC_ARG_ENABLE(font-backend,
 137 [  --enable-font-backend   compile code of font-backend support],
 138       USE_FONT_BACKEND=$enableval,
 139       USE_FONT_BACKEND=no)
 140
 141 AC_ARG_ENABLE(asserts,
 142 [  --enable-asserts        compile code with asserts enabled],
 143       USE_XASSERTS=$enableval,
 144       USE_XASSERTS=no)
 145
 146 AC_ARG_ENABLE(maintainer-mode,
 147 [  --enable-maintainer-mode enable make rules and dependencies not useful
 148                           (and sometimes confusing) to the casual installer],
 149       USE_MAINTAINER_MODE=$enableval,
 150       USE_MAINTAINER_MODE=no)
 151 if test $USE_MAINTAINER_MODE = yes; then
 152   MAINT=
 153 else
 154   MAINT=#
 155 fi
 156 AC_SUBST(MAINT)
 157
 158 AC_ARG_ENABLE(locallisppath,
 159 [  --enable-locallisppath=PATH
 160                           directories Emacs should search for lisp files
 161                           specific to this site],
 162 if test "${enableval}" = "no"; then
 163   locallisppath=
 164 elif test "${enableval}" != "yes"; then
 165   locallisppath=${enableval}
 166 fi)
 167
 168 #### Make srcdir absolute, if it isn't already.  It's important to
 169 #### avoid running the path through pwd unnecessarily, since pwd can
 170 #### give you automounter prefixes, which can go away.  We do all this
 171 #### so Emacs can find its files when run uninstalled.
 172 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
 173 unset CDPATH
 174 case "${srcdir}" in
 175   /* ) ;;
 176   . )
 177     ## We may be able to use the $PWD environment variable to make this
 178     ## absolute.  But sometimes PWD is inaccurate.
 179     ## Note: we used to use ${PWD} at the end instead of `pwd`,
 180     ## but that tested only for a well-formed and valid PWD,
 181     ## it did not object when PWD was well-formed and valid but just wrong.
 182     if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`"  ;
 183     then
 184       srcdir="$PWD"
 185     else
 186       srcdir="`(cd ${srcdir}; pwd)`"
 187     fi
 188   ;;
 189   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 190 esac
 191
 192 #### Check if the source directory already has a configured system in it.
 193 if test `pwd` != `(cd ${srcdir} && pwd)` \
 194    && test -f "${srcdir}/src/config.h" ; then
 195   AC_MSG_WARN([[The directory tree `${srcdir}' is being used
 196    as a build directory right now; it has been configured in its own
 197    right.  To configure in another directory as well, you MUST
 198    use GNU make.  If you do not have GNU make, then you must
 199    now do `make distclean' in ${srcdir},
 200    and then run $0 again.]])
 201 fi
 202
 203 #### Given the configuration name, set machfile and opsysfile to the
 204 #### names of the m/*.h and s/*.h files we should use.
 205
 206 ### Canonicalize the configuration name.
 207
 208 AC_CANONICAL_HOST
 209 canonical=$host
 210 configuration=${host_alias-$host}
 211
 212 dnl This used to use changequote, but, apart from `changequote is evil'
 213 dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
 214 dnl the great gob of text.  Thus it's not processed for possible expansion.
 215 dnl Just make sure the brackets remain balanced.
 216 dnl
 217 dnl Since Emacs can't find matching pairs of quotes, boundaries are
 218 dnl indicated by comments.
 219 dnl quotation begins
 220 [
 221
 222 ### If you add support for a new configuration, add code to this
 223 ### switch statement to recognize your configuration name and select
 224 ### the appropriate operating system and machine description files.
 225
 226 ### You would hope that you could choose an m/*.h file pretty much
 227 ### based on the machine portion of the configuration name, and an s-
 228 ### file based on the operating system portion.  However, it turns out
 229 ### that each m/*.h file is pretty manufacturer-specific - for
 230 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 231 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 232 ### machines.  So we basically have to have a special case for each
 233 ### configuration name.
 234 ###
 235 ### As far as handling version numbers on operating systems is
 236 ### concerned, make sure things will fail in a fixable way.  If
 237 ### /etc/MACHINES doesn't say anything about version numbers, be
 238 ### prepared to handle anything reasonably.  If version numbers
 239 ### matter, be sure /etc/MACHINES says something about it.
 240 ###
 241 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 242 ### "System V Release 4"; he writes, "The old convention encouraged
 243 ### confusion between `system' and `release' levels'."
 244
 245 machine='' opsys='' unported=no
 246 case "${canonical}" in
 247
 248   ## FreeBSD ports
 249   *-*-freebsd* )
 250     opsys=freebsd
 251     case "${canonical}" in
 252       alpha*-*-freebsd*)        machine=alpha ;;
 253       ia64-*-freebsd*)          machine=ia64 ;;
 254       sparc64-*-freebsd*)       machine=sparc ;;
 255       powerpc-*-freebsd*)       machine=macppc ;;
 256       i[3456]86-*-freebsd*)     machine=intel386 ;;
 257       amd64-*-freebsd*|x86_64-*-freebsd*) machine=amdx86-64 ;;
 258     esac
 259   ;;
 260
 261   ## NetBSD ports
 262   *-*-netbsd* )
 263     opsys=netbsd
 264     if test -f /usr/lib/crti.o; then]
 265 dnl The close and open brackets here are because this section is quoted --
 266 dnl see the `changequote' comment above.
 267       AC_DEFINE(HAVE_CRTIN, [], [Define to 1 if you have /usr/lib/crti.o.])
 268 [   fi
 269
 270     case "${canonical}" in
 271       alpha*-*-netbsd*) machine=alpha ;;
 272       i[3456]86-*-netbsd*) machine=intel386 ;;
 273       m68k-*-netbsd*)
 274                         # This is somewhat bogus.
 275                         machine=hp9000s300 ;;
 276       mips-*-netbsd*)   machine=pmax ;;
 277       mipsel-*-netbsd*) machine=pmax ;;
 278       mipseb-*-netbsd*) machine=pmax ;;
 279       ns32k-*-netbsd*)  machine=ns32000 ;;
 280       powerpc-*-netbsd*) machine=macppc ;;
 281       sparc*-*-netbsd*) machine=sparc ;;
 282       vax-*-netbsd*)    machine=vax ;;
 283       arm-*-netbsd*)    machine=arm ;;
 284       x86_64-*-netbsd*) machine=amdx86-64 ;;
 285       hppa-*-netbsd*)   machine=hp800 ;;
 286       shle-*-netbsd*)   machine=sh3el ;;
 287     esac
 288   ;;
 289
 290   ## OpenBSD ports
 291   *-*-openbsd* )
 292     opsys=openbsd
 293     case "${canonical}" in
 294       alpha*-*-openbsd*)        machine=alpha ;;
 295       arm-*-openbsd*)          machine=arm ;;
 296       hppa-*-openbsd*)         machine=hp9000s300 ;;
 297       i386-*-openbsd*)         machine=intel386 ;;
 298       m68k-*-openbsd*)         machine=hp9000s300 ;;
 299       m88k-*-openbsd*)         machine=aviion ;;
 300       mips64-*-openbsd*)       machine=mips64 ;;
 301       powerpc-*-openbsd*)      machine=macppc ;;
 302       sh-*-openbsd*)           machine=sh3el ;;
 303       sparc*-*-openbsd*)       machine=sparc ;;
 304       vax-*-openbsd*)          machine=vax ;;
 305       x86_64-*-openbsd*)       machine=amdx86-64 ;;
 306     esac
 307   ;;
 308
 309   ## LynxOS ports
 310   *-*-lynxos* )
 311     opsys=lynxos
 312     case "${canonical}" in
 313       i[3456]86-*-lynxos*) machine=intel386 ;;
 314       powerpc-*-lynxos*) machine=powerpc ;;
 315     esac
 316   ;;
 317
 318   ## Acorn RISCiX:
 319   arm-acorn-riscix1.1* )
 320     machine=acorn opsys=riscix1-1
 321   ;;
 322   arm-acorn-riscix1.2* | arm-acorn-riscix )
 323     ## This name is riscix12 instead of riscix1.2
 324     ## to avoid a file name conflict on MSDOS.
 325     machine=acorn opsys=riscix12
 326   ;;
 327
 328   ## BSDI ports
 329   *-*-bsdi* )
 330     opsys=bsdi
 331     case "${canonical}" in
 332       i[345]86-*-bsdi*) machine=intel386 ;;
 333       sparc-*-bsdi*)  machine=sparc ;;
 334       powerpc-*-bsdi*)  machine=macppc ;;
 335     esac
 336     case "${canonical}" in
 337       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 338       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 339       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 340       *-*-bsdi3* )              opsys=bsdos3 ;;
 341       *-*-bsdi[45]* )           opsys=bsdos4 ;;
 342     esac
 343   ;;
 344
 345   ## Alliant machines
 346   ## Strictly speaking, we need the version of the alliant operating
 347   ## system to choose the right machine file, but currently the
 348   ## configuration name doesn't tell us enough to choose the right
 349   ## one; we need to give alliants their own operating system name to
 350   ## do this right.  When someone cares, they can help us.
 351   fx80-alliant-* )
 352     machine=alliant4 opsys=bsd4-2
 353   ;;
 354   i860-alliant-* )
 355     machine=alliant-2800 opsys=bsd4-3
 356   ;;
 357
 358   ## Alpha (DEC) machines.
 359   alpha*-dec-osf* )
 360     machine=alpha opsys=osf1
 361     # This is needed to find X11R6.1 libraries for certain tests.
 362     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 363     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 364     # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
 365     # due to non-traditional preprocessing with the current compiler
 366     # defaults.  OSF 4 can also have that compiler version, and there
 367     # seems always to have been a usable /usr/bin/cpp.
 368     NON_GNU_CPP=/usr/bin/cpp
 369     case "${canonical}" in
 370     alpha*-dec-osf[5-9]*)
 371       opsys=osf5-0 ;;
 372     esac
 373   ;;
 374
 375   alpha*-*-linux-gnu* )
 376     machine=alpha opsys=gnu-linux
 377   ;;
 378
 379   arm*-*-linux-gnu* )
 380     machine=arm opsys=gnu-linux
 381   ;;
 382
 383   ## Altos 3068
 384   m68*-altos-sysv* )
 385     machine=altos opsys=usg5-2
 386   ;;
 387
 388   ## Amdahl UTS
 389   580-amdahl-sysv* )
 390     machine=amdahl opsys=usg5-2-2
 391   ;;
 392
 393   ## Apollo, Domain/OS
 394   m68*-apollo-* )
 395     machine=apollo opsys=bsd4-3
 396   ;;
 397
 398   ## Apple Darwin / Mac OS X
 399   *-apple-darwin* )
 400     case "${canonical}" in
 401       i[3456]86-* )  machine=intel386 ;;
 402       powerpc-* )    machine=powermac ;;
 403       * )            unported=yes ;;
 404     esac
 405     opsys=darwin
 406     # Define CPP as follows to make autoconf work correctly.
 407     CPP="${CC-cc} -E -no-cpp-precomp"
 408     # Use fink packages if available.
 409     if test -d /sw/include && test -d /sw/lib; then
 410       GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib"
 411       CPP="${CPP} ${GCC_TEST_OPTIONS}"
 412       NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS}
 413     fi
 414   ;;
 415
 416   ## AT&T 3b2, 3b5, 3b15, 3b20
 417   we32k-att-sysv* )
 418     machine=att3b opsys=usg5-2-2
 419   ;;
 420
 421   ## AT&T 3b1 - The Mighty Unix PC!
 422   m68*-att-sysv* )
 423     machine=7300 opsys=usg5-2-2
 424   ;;
 425
 426   ## Bull dpx20
 427   rs6000-bull-bosx* )
 428     machine=ibmrs6000 opsys=aix3-2
 429   ;;
 430
 431   ## Bull dpx2
 432   m68*-bull-sysv3* )
 433     machine=dpx2 opsys=usg5-3
 434   ;;
 435
 436   ## Bull sps7
 437   m68*-bull-sysv2* )
 438     machine=sps7 opsys=usg5-2
 439   ;;
 440
 441   ## CCI 5/32, 6/32 -- see "Tahoe".
 442
 443   ## Celerity
 444   ## I don't know what configuration name to use for this; config.sub
 445   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 446   ## in touch with us!
 447   celerity-celerity-bsd* )
 448     machine=celerity opsys=bsd4-2
 449   ;;
 450
 451   ## Clipper
 452   ## What operating systems does this chip run that Emacs has been
 453   ## tested on?
 454   clipper-* )
 455     machine=clipper
 456     ## We'll use the catch-all code at the bottom to guess the
 457     ## operating system.
 458   ;;
 459
 460   ## Compaq Nonstop
 461   mips-compaq-nonstopux* )
 462     machine=nonstopux opsys=nonstopux
 463     ;;
 464
 465   ## Convex
 466   *-convex-bsd* | *-convex-convexos* )
 467     machine=convex opsys=bsd4-3
 468     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 469     NON_GNU_CPP="cc -E -P"
 470   ;;
 471
 472   ## Cubix QBx/386
 473   i[3456]86-cubix-sysv* )
 474     machine=intel386 opsys=usg5-3
 475   ;;
 476
 477   ## Cydra 5
 478   cydra*-cydrome-sysv* )
 479     machine=cydra5 opsys=usg5-3
 480   ;;
 481
 482   ## Data General AViiON Machines
 483   ## DG changed naming conventions with the release of 5.4.4.10, they
 484   ## dropped the initial 5.4 but left the intervening R.  Because of the
 485   ## R this shouldn't conflict with older versions of the OS (which I
 486   ## think were named like dgux4.*). In addition, DG new AViiONs series
 487   ## uses either Motorola M88k or Intel Pentium CPUs.
 488   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 489     machine=aviion opsys=dgux4
 490   ;;
 491   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 492     ## This name is dgux5-4-3 instead of dgux5-4r3
 493     ## to avoid a file name conflict on MSDOS.
 494     machine=aviion opsys=dgux5-4-3
 495   ;;
 496   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 497     machine=aviion opsys=dgux5-4r2
 498   ;;
 499   m88k-dg-dgux* )
 500     machine=aviion opsys=dgux
 501   ;;
 502
 503   ## Data General AViiON Intel (x86) Machines
 504   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 505   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 506   i[345]86-dg-dguxR4* )
 507     machine=aviion-intel opsys=dgux4
 508   ;;
 509
 510   ## DECstations
 511   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 512     machine=pmax opsys=bsd4-2
 513   ;;
 514   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 515     machine=pmax opsys=bsd4-3
 516   ;;
 517   mips-dec-ultrix* )
 518     machine=pmax opsys=ultrix4-3
 519   ;;
 520   mips-dec-osf* )
 521     machine=pmax opsys=osf1
 522   ;;
 523   mips-dec-mach_bsd4.3* )
 524     machine=pmax opsys=mach-bsd4-3
 525   ;;
 526
 527   ## Motorola Delta machines
 528   m68k-motorola-sysv* | m68000-motorola-sysv* )
 529     machine=delta opsys=usg5-3
 530     if test -z "`type gnucc | grep 'not found'`"
 531     then
 532       if test -s /etc/167config
 533       then CC="gnucc -m68040"
 534       else CC="gnucc -m68881"
 535       fi
 536     else
 537       if test -z "`type gcc | grep 'not found'`"
 538       then CC=gcc
 539       else CC=cc
 540       fi
 541     fi
 542   ;;
 543   m88k-motorola-sysv4* )
 544     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 545     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 546     # I hope there are not other 4.0 versions for this machine
 547     # which really need usg5-4 instead.
 548     machine=delta88k opsys=usg5-4-2
 549   ;;
 550   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 551     machine=delta88k opsys=usg5-3
 552   ;;
 553
 554   ## Dual machines
 555   m68*-dual-sysv* )
 556     machine=dual opsys=usg5-2
 557   ;;
 558   m68*-dual-uniplus* )
 559     machine=dual opsys=unipl5-2
 560   ;;
 561
 562   ## Elxsi 6400
 563   elxsi-elxsi-sysv* )
 564     machine=elxsi opsys=usg5-2
 565   ;;
 566
 567   ## Encore machines
 568   ns16k-encore-bsd* )
 569     machine=ns16000 opsys=umax
 570   ;;
 571
 572   ## The GEC 63 - apparently, this port isn't really finished yet.
 573   #  I'm sure we finished off the last of the machines, though.  -- fx
 574
 575   ## Gould Power Node and NP1
 576   pn-gould-bsd4.2* )
 577     machine=gould opsys=bsd4-2
 578   ;;
 579   pn-gould-bsd4.3* )
 580     machine=gould opsys=bsd4-3
 581   ;;
 582   np1-gould-bsd* )
 583     machine=gould-np1 opsys=bsd4-3
 584   ;;
 585
 586   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 587   ## as far as Emacs is concerned).
 588   m88k-harris-cxux* )
 589     # Build needs to be different on 7.0 and later releases
 590     case "`uname -r`" in
 591        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 592        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 593     esac
 594     NON_GNU_CPP="/lib/cpp"
 595   ;;
 596   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 597   m68k-harris-cxux* )
 598     machine=nh3000 opsys=cxux
 599   ;;
 600   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 601   powerpc-harris-powerunix )
 602     machine=nh6000 opsys=powerunix
 603     NON_GNU_CPP="cc -Xo -E -P"
 604   ;;
 605   ## SR2001/SR2201 running HI-UX/MPP
 606   hppa1.1-hitachi-hiuxmpp* )
 607     machine=sr2k opsys=hiuxmpp
 608   ;;
 609   hppa1.1-hitachi-hiuxwe2* )
 610     machine=sr2k opsys=hiuxwe2
 611   ;;
 612   ## Honeywell XPS100
 613   xps*-honeywell-sysv* )
 614     machine=xps100 opsys=usg5-2
 615   ;;
 616
 617   ## HP 9000 series 200 or 300
 618   m68*-hp-bsd* )
 619     machine=hp9000s300 opsys=bsd4-3
 620   ;;
 621   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 622   m68*-hp-hpux* )
 623     case "`uname -r`" in
 624       ## Someone's system reports A.B8.05 for this.
 625       ## I wonder what other possibilities there are.
 626       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 627       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 628       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 629       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 630       *) machine=hp9000s300 opsys=hpux ;;
 631     esac
 632   ;;
 633
 634   ## HP 9000 series 700 and 800, running HP/UX
 635   hppa*-hp-hpux7* )
 636     machine=hp800 opsys=hpux
 637   ;;
 638   hppa*-hp-hpux8* )
 639     machine=hp800 opsys=hpux8
 640   ;;
 641   hppa*-hp-hpux9shr* )
 642     machine=hp800 opsys=hpux9shr
 643   ;;
 644   hppa*-hp-hpux9* )
 645     machine=hp800 opsys=hpux9
 646   ;;
 647   hppa*-hp-hpux10.2* )
 648     machine=hp800 opsys=hpux10-20
 649   ;;
 650   hppa*-hp-hpux10* )
 651     machine=hp800 opsys=hpux10
 652   ;;
 653   hppa*-hp-hpux1[1-9]* )
 654     machine=hp800 opsys=hpux11
 655     CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS"
 656   ;;
 657
 658   hppa*-*-linux-gnu* )
 659     machine=hp800 opsys=gnu-linux
 660   ;;
 661
 662   ## HP 9000 series 700 and 800, running HP/UX
 663   hppa*-hp-hpux* )
 664     ## Cross-compilation?  Nah!
 665     case "`uname -r`" in
 666       ## Someone's system reports A.B8.05 for this.
 667       ## I wonder what other possibilities there are.
 668       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 669       *.08.* ) machine=hp800 opsys=hpux8 ;;
 670       *.09.* ) machine=hp800 opsys=hpux9 ;;
 671       *) machine=hp800 opsys=hpux10 ;;
 672     esac
 673   ;;
 674   hppa*-*-nextstep* )
 675     machine=hp800 opsys=nextstep
 676   ;;
 677
 678   ## Orion machines
 679   orion-orion-bsd* )
 680     machine=orion opsys=bsd4-2
 681   ;;
 682   clipper-orion-bsd* )
 683     machine=orion105 opsys=bsd4-2
 684   ;;
 685
 686   ## IBM machines
 687   i[3456]86-ibm-aix1.1* )
 688     machine=ibmps2-aix opsys=usg5-2-2
 689   ;;
 690   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 691     machine=ibmps2-aix opsys=usg5-3
 692   ;;
 693   i370-ibm-aix*)
 694     machine=ibm370aix opsys=usg5-3
 695   ;;
 696   s390-*-linux-gnu* )
 697     machine=ibms390 opsys=gnu-linux
 698   ;;
 699   s390x-*-linux-gnu* )
 700     machine=ibms390x opsys=gnu-linux
 701   ;;
 702   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 703     machine=ibmrs6000 opsys=aix3-1
 704   ;;
 705   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 706     machine=ibmrs6000 opsys=aix3-2-5
 707   ;;
 708   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 709     machine=ibmrs6000 opsys=aix4-1
 710   ;;
 711   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 712     machine=ibmrs6000 opsys=aix4-2
 713   ;;
 714   rs6000-ibm-aix4.3* | powerpc-ibm-aix4.3*  )
 715     machine=ibmrs6000 opsys=aix4-2
 716   ;;
 717   rs6000-ibm-aix5* | powerpc-ibm-aix5*  )
 718     machine=ibmrs6000 opsys=aix4-2
 719   ;;
 720   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 721     machine=ibmrs6000 opsys=aix4
 722   ;;
 723   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 724     machine=ibmrs6000 opsys=aix4-1
 725   ;;
 726   rs6000-ibm-aix* | powerpc-ibm-aix* )
 727     machine=ibmrs6000 opsys=aix3-2
 728   ;;
 729   romp-ibm-bsd4.3* )
 730     machine=ibmrt opsys=bsd4-3
 731   ;;
 732   romp-ibm-bsd4.2* )
 733     machine=ibmrt opsys=bsd4-2
 734   ;;
 735   romp-ibm-aos4.3* )
 736     machine=ibmrt opsys=bsd4-3
 737   ;;
 738   romp-ibm-aos4.2* )
 739     machine=ibmrt opsys=bsd4-2
 740   ;;
 741   romp-ibm-aos* )
 742     machine=ibmrt opsys=bsd4-3
 743   ;;
 744   romp-ibm-bsd* )
 745     machine=ibmrt opsys=bsd4-3
 746   ;;
 747   romp-ibm-aix* )
 748     machine=ibmrt-aix opsys=usg5-2-2
 749   ;;
 750
 751   ## Integrated Solutions `Optimum V'
 752   m68*-isi-bsd4.2* )
 753     machine=isi-ov opsys=bsd4-2
 754   ;;
 755   m68*-isi-bsd4.3* )
 756     machine=isi-ov opsys=bsd4-3
 757   ;;
 758
 759   ## Intel 386 machines where we do care about the manufacturer
 760   i[3456]86-intsys-sysv* )
 761     machine=is386 opsys=usg5-2-2
 762   ;;
 763
 764   ## Prime EXL
 765   i[3456]86-prime-sysv* )
 766     machine=i386 opsys=usg5-3
 767   ;;
 768
 769   ## Sequent Symmetry running Dynix
 770   i[3456]86-sequent-bsd* )
 771     machine=symmetry opsys=bsd4-3
 772   ;;
 773
 774   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 775   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 776     machine=sequent-ptx opsys=ptx4
 777     NON_GNU_CPP=/lib/cpp
 778   ;;
 779
 780   ## Sequent Symmetry running DYNIX/ptx
 781   ## Use the old cpp rather than the newer ANSI one.
 782   i[3456]86-sequent-ptx* )
 783     machine=sequent-ptx opsys=ptx
 784     NON_GNU_CPP="/lib/cpp"
 785   ;;
 786
 787   ## ncr machine running svr4.3.
 788   i[3456]86-ncr-sysv4.3 )
 789     machine=ncr386 opsys=usg5-4-3
 790   ;;
 791
 792   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 793   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 794   i[3456]86-ncr-sysv* )
 795     machine=ncr386 opsys=usg5-4-2
 796   ;;
 797
 798   ## Intel Paragon OSF/1
 799   i860-intel-osf1* )
 800     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 801   ;;
 802
 803   ## Intel 860
 804   i860-*-sysv4* )
 805     machine=i860 opsys=usg5-4
 806     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 807     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 808   ;;
 809
 810   ## Macintosh PowerPC
 811   powerpc*-*-linux-gnu* )
 812     machine=macppc opsys=gnu-linux
 813   ;;
 814
 815   ## Masscomp machines
 816   m68*-masscomp-rtu* )
 817     machine=masscomp opsys=rtu
 818   ;;
 819
 820   ## Megatest machines
 821   m68*-megatest-bsd* )
 822     machine=mega68 opsys=bsd4-2
 823   ;;
 824
 825   ## Workstations sold by MIPS
 826   ## This is not necessarily all workstations using the MIPS processor -
 827   ## Irises are produced by SGI, and DECstations by DEC.
 828
 829   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 830   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 831   ## it gives for choosing between the alternatives seems to be "Use
 832   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 833   ## the BSD world."  I'll assume that these are instructions for
 834   ## handling two odd situations, and that every other situation
 835   ## should use mips.h and usg5-2-2, they being listed first.
 836   mips-mips-usg* )
 837     machine=mips4
 838     ## Fall through to the general code at the bottom to decide on the OS.
 839   ;;
 840   mips-mips-riscos4* )
 841     machine=mips4 opsys=bsd4-3
 842     NON_GNU_CC="cc -systype bsd43"
 843     NON_GNU_CPP="cc -systype bsd43 -E"
 844   ;;
 845   mips-mips-riscos5* )
 846     machine=mips4 opsys=riscos5
 847     NON_GNU_CC="cc -systype bsd43"
 848     NON_GNU_CPP="cc -systype bsd43 -E"
 849   ;;
 850   mips-mips-bsd* )
 851     machine=mips opsys=bsd4-3
 852   ;;
 853   mips-mips-* )
 854     machine=mips opsys=usg5-2-2
 855   ;;
 856
 857   ## NeXT
 858   m68*-next-* | m68k-*-nextstep* )
 859     machine=m68k opsys=nextstep
 860   ;;
 861
 862   ## The complete machine from National Semiconductor
 863   ns32k-ns-genix* )
 864     machine=ns32000 opsys=usg5-2
 865   ;;
 866
 867   ## NCR machines
 868   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 869     machine=tower32 opsys=usg5-2-2
 870   ;;
 871   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 872     machine=tower32v3 opsys=usg5-3
 873   ;;
 874
 875   ## NEC EWS4800
 876   mips-nec-sysv4*)
 877   machine=ews4800 opsys=ux4800
 878   ;;
 879
 880   ## Nixdorf Targon 31
 881   m68*-nixdorf-sysv* )
 882     machine=targon31 opsys=usg5-2-2
 883   ;;
 884
 885   ## Nu (TI or LMI)
 886   m68*-nu-sysv* )
 887     machine=nu opsys=usg5-2
 888   ;;
 889
 890   ## Plexus
 891   m68*-plexus-sysv* )
 892     machine=plexus opsys=usg5-2
 893   ;;
 894
 895   ## Pyramid machines
 896   ## I don't really have any idea what sort of processor the Pyramid has,
 897   ## so I'm assuming it is its own architecture.
 898   pyramid-pyramid-bsd* )
 899     machine=pyramid opsys=bsd4-2
 900   ;;
 901
 902   ## Sequent Balance
 903   ns32k-sequent-bsd4.2* )
 904     machine=sequent opsys=bsd4-2
 905   ;;
 906   ns32k-sequent-bsd4.3* )
 907     machine=sequent opsys=bsd4-3
 908   ;;
 909
 910   ## Siemens Nixdorf
 911   mips-siemens-sysv* | mips-sni-sysv*)
 912     machine=mips-siemens opsys=usg5-4
 913     NON_GNU_CC=/usr/ccs/bin/cc
 914     NON_GNU_CPP=/usr/ccs/lib/cpp
 915   ;;
 916
 917   ## Silicon Graphics machines
 918   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 919   m68*-sgi-iris3.5* )
 920     machine=irist opsys=iris3-5
 921   ;;
 922   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 923     machine=irist opsys=iris3-6
 924   ;;
 925   ## Iris 4D
 926   mips-sgi-irix3* )
 927     machine=iris4d opsys=irix3-3
 928   ;;
 929   mips-sgi-irix4* )
 930     machine=iris4d opsys=irix4-0
 931   ;;
 932   mips-sgi-irix6.5 )
 933     machine=iris4d opsys=irix6-5
 934     # Without defining _LANGUAGE_C, things get masked out in the headers
 935     # so that, for instance, grepping for `free' in stdlib.h fails and
 936     # AC_HEADER_STD_C fails.   (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
 937     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 938     NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
 939   ;;
 940   mips-sgi-irix6* )
 941     machine=iris4d opsys=irix6-0
 942     # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
 943     # but presumably it does no harm.
 944     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 945     # -32 probably isn't necessary in later v.6s -- anyone know which?
 946     NON_GCC_TEST_OPTIONS=-32
 947   ;;
 948   mips-sgi-irix5.[01]* )
 949     machine=iris4d opsys=irix5-0
 950   ;;
 951   mips-sgi-irix5* | mips-sgi-irix* )
 952     machine=iris4d opsys=irix5-2
 953   ;;
 954
 955   ## SONY machines
 956   m68*-sony-bsd4.2* )
 957     machine=news opsys=bsd4-2
 958   ;;
 959   m68*-sony-bsd4.3* )
 960     machine=news opsys=bsd4-3
 961   ;;
 962   m68*-sony-newsos3* | m68*-sony-news3*)
 963     machine=news opsys=bsd4-3
 964   ;;
 965   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 966     machine=news-risc opsys=bsd4-3
 967   ;;
 968   mips-sony-newsos6* )
 969     machine=news-r6 opsys=newsos6
 970   ;;
 971   mips-sony-news* )
 972     machine=news-risc opsys=newsos5
 973   ;;
 974
 975   ## Stride
 976   m68*-stride-sysv* )
 977     machine=stride opsys=usg5-2
 978   ;;
 979
 980   ## Suns
 981   sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
 982     machine=sparc opsys=gnu-linux
 983   ;;
 984
 985   *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 986     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 987     | rs6000-*-solaris2*)
 988     case "${canonical}" in
 989       m68*-sunos1* )    machine=sun1 ;;
 990       m68*-sunos2* )    machine=sun2 ;;
 991       m68* )            machine=sun3 ;;
 992       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 993       i[3456]86-*-* )     machine=intel386 ;;
 994       amd64-*-*|x86_64-*-*)     machine=amdx86-64 ;;
 995       powerpcle* )      machine=powerpcle ;;
 996       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 997       sparc* )          machine=sparc ;;
 998       * )               unported=yes ;;
 999     esac
1000     case "${canonical}" in
1001       ## The Sun386 didn't get past 4.0.
1002       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
1003       *-sunos4.0*         ) opsys=sunos4-0 ;;
1004       *-sunos4.1.[3-9]*noshare )
1005                 ## This name is sunos413 instead of sunos4-1-3
1006                 ## to avoid a file name conflict on MSDOS.
1007                 opsys=sunos413
1008                 NON_GNU_CPP=/usr/lib/cpp
1009                 NON_GCC_TEST_OPTIONS=-Bstatic
1010                 GCC_TEST_OPTIONS=-static
1011                 ;;
1012       *-sunos4.1.[3-9]* | *-sunos4shr*)
1013                 opsys=sunos4shr
1014                 NON_GNU_CPP=/usr/lib/cpp
1015                 ;;
1016       *-sunos4* | *-sunos )
1017                 opsys=sunos4-1
1018                 NON_GCC_TEST_OPTIONS=-Bstatic
1019                 GCC_TEST_OPTIONS=-static
1020                 ;;
1021       *-sunos5.3* | *-solaris2.3* )
1022                 opsys=sol2-3
1023                 NON_GNU_CPP=/usr/ccs/lib/cpp
1024                 ;;
1025       *-sunos5.4* | *-solaris2.4* )
1026                 opsys=sol2-4
1027                 NON_GNU_CPP=/usr/ccs/lib/cpp
1028                 RANLIB="ar -ts"
1029                 ;;
1030       *-sunos5.5* | *-solaris2.5* )
1031                 opsys=sol2-5
1032                 NON_GNU_CPP=/usr/ccs/lib/cpp
1033                 RANLIB="ar -ts"
1034                 ;;
1035       *-sunos5.6* | *-solaris2.6* )
1036                 opsys=sol2-6
1037                 NON_GNU_CPP=/usr/ccs/lib/cpp
1038                 RANLIB="ar -ts"
1039                 ;;
1040       *-sunos5* | *-solaris* )
1041                 opsys=sol2-6
1042 ## FIXME: make this into a proper fix that checks the compiler type,
1043 ## rather than relying on path. Or is /usr/ccs/lib/cpp a bad default now?
1044                 if [ "x$CC" = x/opt/SUNWspro/bin/cc ]; then
1045                   ## -Xs prevents spurious whitespace.
1046                   NON_GNU_CPP="/opt/SUNWspro/bin/cc -E -Xs"
1047                 else
1048                   NON_GNU_CPP=/usr/ccs/lib/cpp
1049                 fi
1050                 ;;
1051       *                   ) opsys=bsd4-2   ;;
1052     esac
1053     ## Watch out for a compiler that we know will not work.
1054     case "${canonical}" in
1055      *-solaris* | *-sunos5* )
1056                 if [ "x$CC" = x/usr/ucb/cc ]; then
1057                   ## /usr/ucb/cc doesn't work;
1058                   ## we should find some other compiler that does work.
1059                   unset CC
1060                 fi
1061                 ;;
1062       *) ;;
1063     esac
1064   ;;
1065   sparc-*-nextstep* )
1066     machine=sparc opsys=nextstep
1067   ;;
1068
1069   ## Tadpole 68k
1070   m68*-tadpole-sysv* )
1071     machine=tad68k opsys=usg5-3
1072   ;;
1073
1074   ## Tahoe machines
1075   tahoe-tahoe-bsd4.2* )
1076     machine=tahoe opsys=bsd4-2
1077   ;;
1078   tahoe-tahoe-bsd4.3* )
1079     machine=tahoe opsys=bsd4-3
1080   ;;
1081
1082   ## Tandem Integrity S2
1083   mips-tandem-sysv* )
1084     machine=tandem-s2 opsys=usg5-3
1085   ;;
1086
1087   ## Tektronix XD88
1088   m88k-tektronix-sysv3* )
1089   machine=tekxd88 opsys=usg5-3
1090   ;;
1091
1092   ## Tektronix 16000 box (6130?)
1093   ns16k-tektronix-bsd* )
1094     machine=ns16000 opsys=bsd4-2
1095   ;;
1096   ## Tektronix 4300
1097   ## src/m/tek4300.h hints that this is a m68k machine.
1098   m68*-tektronix-bsd* )
1099     machine=tek4300 opsys=bsd4-3
1100   ;;
1101
1102   ## Titan P2 or P3
1103   ## We seem to have lost the machine-description file titan.h!
1104   titan-titan-sysv* )
1105     machine=titan opsys=usg5-3
1106   ;;
1107
1108   ## Ustation E30 (SS5E)
1109   m68*-unisys-uniplus* )
1110     machine=ustation opsystem=unipl5-2
1111   ;;
1112
1113   ## Vaxen.
1114   vax-dec-* )
1115     machine=vax
1116     case "${canonical}" in
1117       *-bsd4.1* )                                       opsys=bsd4-1 ;;
1118       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
1119       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
1120       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
1121       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
1122       *-vms* )                                          opsys=vms ;;
1123       * )                                               unported=yes
1124     esac
1125   ;;
1126
1127   ## Whitechapel MG1
1128   ns16k-whitechapel-* )
1129     machine=mg1
1130     ## We don't know what sort of OS runs on these; we'll let the
1131     ## operating system guessing code below try.
1132   ;;
1133
1134   ## Wicat
1135   m68*-wicat-sysv* )
1136     machine=wicat opsys=usg5-2
1137   ;;
1138
1139   ## IA-64
1140   ia64*-*-linux* )
1141     machine=ia64 opsys=gnu-linux
1142   ;;
1143
1144   ## Intel 386 machines where we don't care about the manufacturer
1145   i[3456]86-*-* )
1146     machine=intel386
1147     case "${canonical}" in
1148       *-cygwin )                opsys=cygwin ;;
1149       *-darwin* )               opsys=darwin
1150                                 CPP="${CC-cc} -E -no-cpp-precomp"
1151                                 ;;
1152       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1153       *-isc2.2* )               opsys=isc2-2 ;;
1154       *-isc4.0* )               opsys=isc4-0 ;;
1155       *-isc4.* )                opsys=isc4-1
1156                                 GCC_TEST_OPTIONS=-posix
1157                                 NON_GCC_TEST_OPTIONS=-Xp
1158                                 ;;
1159       *-isc* )                  opsys=isc3-0 ;;
1160       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1161       *-esix* )                 opsys=esix ;;
1162       *-xenix* )                opsys=xenix ;;
1163       *-linux-gnu* )            opsys=gnu-linux ;;
1164       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1165       *-sco3.2v5* )             opsys=sco5
1166                                 NON_GNU_CPP=/lib/cpp
1167                                 # Prevent -belf from being passed to $CPP.
1168                                 # /lib/cpp does not accept it.
1169                                 OVERRIDE_CPPFLAGS=" "
1170                                 ;;
1171       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1172       *-sysv5uw* )              opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1173       *-sysv5OpenUNIX* )        opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1174       *-386bsd* )               opsys=386bsd ;;
1175       *-nextstep* )             opsys=nextstep ;;
1176       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1177     esac
1178   ;;
1179
1180   ## m68k Linux-based GNU system
1181   m68k-*-linux-gnu* )
1182     machine=m68k opsys=gnu-linux
1183   ;;
1184
1185   ## Mips Linux-based GNU system
1186   mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1187     machine=mips opsys=gnu-linux
1188   ;;
1189
1190   ## UXP/DS
1191   sparc-fujitsu-sysv4* )
1192     machine=sparc opsys=uxpds
1193     NON_GNU_CPP=/usr/ccs/lib/cpp
1194     RANLIB="ar -ts"
1195   ;;
1196
1197   ## UXP/V
1198   f301-fujitsu-uxpv4.1)
1199     machine=f301 opsys=uxpv
1200   ;;
1201
1202   ## AMD x86-64 Linux-based GNU system
1203   x86_64-*-linux-gnu* )
1204     machine=amdx86-64 opsys=gnu-linux
1205   ;;
1206
1207   ## Tensilica Xtensa Linux-based GNU system
1208   xtensa-*-linux-gnu* )
1209     machine=xtensa opsys=gnu-linux
1210     ;;
1211
1212   * )
1213     unported=yes
1214   ;;
1215 esac
1216
1217 ### If the code above didn't choose an operating system, just choose
1218 ### an operating system based on the configuration name.  You really
1219 ### only want to use this when you have no idea what the right
1220 ### operating system is; if you know what operating systems a machine
1221 ### runs, it's cleaner to make it explicit in the case statement
1222 ### above.
1223 if test x"${opsys}" = x; then
1224   case "${canonical}" in
1225     *-gnu* )                            opsys=gnu ;;
1226     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1227     *-bsd4.2 )                          opsys=bsd4-2 ;;
1228     *-bsd4.3 )                          opsys=bsd4-3 ;;
1229     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1230     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1231     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1232     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1233     *-sysv4.2uw* )                      opsys=unixware ;;
1234     *-sysv5uw* )                        opsys=unixware ;;
1235     *-sysv5OpenUNIX* )                  opsys=unixware ;;
1236     *-sysv4.1* | *-sysvr4.1* )
1237         NON_GNU_CPP=/usr/lib/cpp
1238         opsys=usg5-4 ;;
1239     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1240         if [ x$NON_GNU_CPP = x ]; then
1241           if [ -f /usr/ccs/lib/cpp ]; then
1242             NON_GNU_CPP=/usr/ccs/lib/cpp
1243           else
1244             NON_GNU_CPP=/lib/cpp
1245           fi
1246         fi
1247         opsys=usg5-4-2 ;;
1248     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1249     * )
1250       unported=yes
1251     ;;
1252   esac
1253 fi
1254
1255 ]
1256 dnl quotation ends
1257
1258 if test $unported = yes; then
1259   AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1260 Check `etc/MACHINES' for recognized configuration names.])
1261 fi
1262
1263 machfile="m/${machine}.h"
1264 opsysfile="s/${opsys}.h"
1265
1266
1267 #### Choose a compiler.
1268 test -n "$CC" && cc_specified=yes
1269
1270 # Save the value of CFLAGS that the user specified.
1271 SPECIFIED_CFLAGS="$CFLAGS"
1272
1273 case ${with_gcc} in
1274   "yes" ) CC="gcc" GCC=yes ;;
1275   "no"  ) : ${CC=cc} ;;
1276   * )
1277 esac
1278 AC_PROG_CC
1279
1280 # On Suns, sometimes $CPP names a directory.
1281 if test -n "$CPP" && test -d "$CPP"; then
1282   CPP=
1283 fi
1284
1285 #### Some systems specify a CPP to use unless we are using GCC.
1286 #### Now that we know whether we are using GCC, we can decide whether
1287 #### to use that one.
1288 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1289 then
1290   CPP="$NON_GNU_CPP"
1291 fi
1292
1293 #### Some systems specify a CC to use unless we are using GCC.
1294 #### Now that we know whether we are using GCC, we can decide whether
1295 #### to use that one.
1296 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1297   test x$cc_specified != xyes
1298 then
1299   CC="$NON_GNU_CC"
1300 fi
1301
1302 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1303 then
1304   CC="$CC $GCC_TEST_OPTIONS"
1305 fi
1306
1307 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1308 then
1309   CC="$CC $NON_GCC_TEST_OPTIONS"
1310 fi
1311
1312 dnl checks for Unix variants
1313 AC_AIX
1314 AC_GNU_SOURCE
1315
1316 ### Use -Wno-pointer-sign if the compiler supports it
1317 AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign])
1318 SAVE_CFLAGS="$CFLAGS"
1319 CFLAGS="$CFLAGS -Wno-pointer-sign"
1320 AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
1321 if test $has_option = yes; then
1322    C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH"
1323 fi
1324 AC_MSG_RESULT($has_option)
1325 CFLAGS="$SAVE_CFLAGS"
1326 unset has_option
1327 unset SAVE_CFLAGS
1328
1329 #### Some other nice autoconf tests.
1330
1331 dnl checks for programs
1332 AC_PROG_LN_S
1333 AC_PROG_CPP
1334 AC_PROG_INSTALL
1335 if test "x$RANLIB" = x; then
1336   AC_PROG_RANLIB
1337 fi
1338 AC_PATH_PROG(INSTALL_INFO, install-info)
1339 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1340 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1341 dnl Don't use GZIP, which is used by gzip for additional parameters.
1342 AC_PATH_PROG(GZIP_PROG, gzip)
1343
1344 dnl Add our options to ac_link now, after it is set up.
1345
1346 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1347 then
1348   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1349 fi
1350
1351 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1352 then
1353   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1354 fi
1355
1356 dnl We need -znocombreloc if we're using a relatively recent GNU ld.
1357 dnl If we can link with the flag, it shouldn't do any harm anyhow.
1358 dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.)
1359 dnl Treat GCC specially since it just gives a non-fatal `unrecognized option'
1360 dnl if not built to support GNU ld.
1361
1362 late_LDFLAGS=$LDFLAGS
1363 if test "$GCC" = yes; then
1364   LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
1365 else
1366   LDFLAGS="$LDFLAGS -znocombreloc"
1367 fi
1368
1369 AC_MSG_CHECKING([for -znocombreloc])
1370 AC_LINK_IFELSE([main(){return 0;}],
1371   [AC_MSG_RESULT(yes)],
1372   LDFLAGS=$late_LDFLAGS
1373   [AC_MSG_RESULT(no)])
1374
1375 #### Extract some information from the operating system and machine files.
1376
1377 AC_CHECKING([the machine- and system-dependent files to find out
1378  - which libraries the lib-src programs will want, and
1379  - whether the GNU malloc routines are usable])
1380
1381 ### First figure out CFLAGS (which we use for running the compiler here)
1382 ### and REAL_CFLAGS (which we use for real compilation).
1383 ### The two are the same except on a few systems, where they are made
1384 ### different to work around various lossages.  For example,
1385 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1386 ### as implying static linking.
1387
1388 ### If the CFLAGS env var is specified, we use that value
1389 ### instead of the default.
1390
1391 ### It's not important that this name contain the PID; you can't run
1392 ### two configures in the same directory and have anything work
1393 ### anyway.
1394 tempcname="conftest.c"
1395
1396 echo '
1397 #include "'${srcdir}'/src/'${opsysfile}'"
1398 #include "'${srcdir}'/src/'${machfile}'"
1399 #ifndef LIBS_MACHINE
1400 #define LIBS_MACHINE
1401 #endif
1402 #ifndef LIBS_SYSTEM
1403 #define LIBS_SYSTEM
1404 #endif
1405 #ifndef C_SWITCH_SYSTEM
1406 #define C_SWITCH_SYSTEM
1407 #endif
1408 #ifndef C_SWITCH_MACHINE
1409 #define C_SWITCH_MACHINE
1410 #endif
1411 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1412 configure___ c_switch_system=C_SWITCH_SYSTEM
1413 configure___ c_switch_machine=C_SWITCH_MACHINE
1414
1415 #ifndef LIB_X11_LIB
1416 #define LIB_X11_LIB -lX11
1417 #endif
1418
1419 #ifndef LIBX11_MACHINE
1420 #define LIBX11_MACHINE
1421 #endif
1422
1423 #ifndef LIBX11_SYSTEM
1424 #define LIBX11_SYSTEM
1425 #endif
1426 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1427
1428 #ifdef UNEXEC
1429 configure___ unexec=UNEXEC
1430 #else
1431 configure___ unexec=unexec.o
1432 #endif
1433
1434 #ifdef SYSTEM_MALLOC
1435 configure___ system_malloc=yes
1436 #else
1437 configure___ system_malloc=no
1438 #endif
1439
1440 #ifdef USE_MMAP_FOR_BUFFERS
1441 configure___ use_mmap_for_buffers=yes
1442 #else
1443 configure___ use_mmap_for_buffers=no
1444 #endif
1445
1446 #ifndef C_DEBUG_SWITCH
1447 #define C_DEBUG_SWITCH -g
1448 #endif
1449
1450 #ifndef C_OPTIMIZE_SWITCH
1451 #ifdef __GNUC__
1452 #define C_OPTIMIZE_SWITCH -O2
1453 #else
1454 #define C_OPTIMIZE_SWITCH -O
1455 #endif
1456 #endif
1457
1458 #ifndef C_WARNINGS_SWITCH
1459 #define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH}
1460 #endif
1461
1462 #ifndef LD_SWITCH_MACHINE
1463 #define LD_SWITCH_MACHINE
1464 #endif
1465
1466 #ifndef LD_SWITCH_SYSTEM
1467 #define LD_SWITCH_SYSTEM
1468 #endif
1469
1470 #ifndef LD_SWITCH_X_SITE_AUX
1471 #define LD_SWITCH_X_SITE_AUX
1472 #endif
1473
1474 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1475 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1476
1477 #ifdef THIS_IS_CONFIGURE
1478
1479 /* Get the CFLAGS for tests in configure.  */
1480 #ifdef __GNUC__
1481 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1482 #else
1483 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1484 #endif
1485
1486 #else /* not THIS_IS_CONFIGURE */
1487
1488 /* Get the CFLAGS for real compilation.  */
1489 #ifdef __GNUC__
1490 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH '${SPECIFIED_CFLAGS}'
1491 #else
1492 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1493 #endif
1494
1495 #endif /* not THIS_IS_CONFIGURE */
1496 ' > ${tempcname}
1497
1498 # The value of CPP is a quoted variable reference, so we need to do this
1499 # to get its actual value...
1500 CPP=`eval "echo $CPP"`
1501 [eval `${CPP} -Isrc ${tempcname} \
1502        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1503 if test "x$SPECIFIED_CFLAGS" = x; then
1504   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1505          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1506 else
1507   REAL_CFLAGS="$CFLAGS"
1508 fi]
1509 rm ${tempcname}
1510
1511 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1512
1513 ### Make sure subsequent tests use flags consistent with the build flags.
1514
1515 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1516   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1517 else
1518   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1519 fi
1520
1521 dnl For AC_FUNC_GETLOADAVG, at least:
1522 AC_CONFIG_LIBOBJ_DIR(src)
1523
1524 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1525 AC_SYS_LARGEFILE
1526
1527
1528 ### The standard library on x86-64 GNU/Linux distributions can
1529 ### be located in either /usr/lib64 or /usr/lib.
1530 case "${canonical}" in
1531   x86_64-*-linux-gnu* )
1532     if test -d /usr/lib64; then
1533       AC_DEFINE(HAVE_X86_64_LIB64_DIR, 1,
1534         [Define to 1 if the file /usr/lib64 exists.])
1535 fi
1536 esac
1537
1538 dnl This function defintion taken from Gnome 2.0
1539 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1540 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1541 dnl also defines GSTUFF_PKG_ERRORS on error
1542 AC_DEFUN([PKG_CHECK_MODULES], [
1543   succeeded=no
1544
1545   if test -z "$PKG_CONFIG"; then
1546     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1547   fi
1548
1549   if test "$PKG_CONFIG" = "no" ; then
1550      ifelse([$4], , [AC_MSG_ERROR([
1551       *** 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])
1552   else
1553      PKG_CONFIG_MIN_VERSION=0.9.0
1554      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1555         AC_MSG_CHECKING(for $2)
1556
1557         if $PKG_CONFIG --exists "$2" 2>&AS_MESSAGE_LOG_FD; then
1558             AC_MSG_RESULT(yes)
1559             succeeded=yes
1560
1561             AC_MSG_CHECKING($1_CFLAGS)
1562             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"|sed -e 's,///*,/,g'`
1563             AC_MSG_RESULT($$1_CFLAGS)
1564
1565             AC_MSG_CHECKING($1_LIBS)
1566             $1_LIBS=`$PKG_CONFIG --libs "$2"|sed -e 's,///*,/,g'`
1567             AC_MSG_RESULT($$1_LIBS)
1568         else
1569             AC_MSG_RESULT(no)
1570             $1_CFLAGS=""
1571             $1_LIBS=""
1572             ## If we have a custom action on failure, don't print errors, but
1573             ## do set a variable so people can do so.
1574             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1575             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1576         fi
1577
1578         AC_SUBST($1_CFLAGS)
1579         AC_SUBST($1_LIBS)
1580      else
1581         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1582         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1583      fi
1584   fi
1585
1586   if test $succeeded = yes; then
1587      ifelse([$3], , :, [$3])
1588   else
1589      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.])], [$4])
1590   fi
1591 ])
1592
1593
1594 if test "${with_sound}" != "no"; then
1595   # Sound support for GNU/Linux and the free BSDs.
1596   AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1597   # Emulation library used on NetBSD.
1598   AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1599   AC_SUBST(LIBSOUND)
1600
1601   ALSA_REQUIRED=1.0.0
1602   ALSA_MODULES="alsa >= $ALSA_REQUIRED"
1603   dnl Check if --with-pkg-config-prog has been given.
1604   if test "X${with_pkg_config_prog}" != X; then
1605     PKG_CONFIG="${with_pkg_config_prog}"
1606   fi
1607   PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no)
1608   if test $HAVE_ALSA = yes; then
1609     SAVE_CFLAGS="$CFLAGS"
1610     SAVE_LDFLAGS="$LDFLAGS"
1611     CFLAGS="$ALSA_CFLAGS $CFLAGS"
1612     LDFLAGS="$ALSA_LIBS $LDFLAGS"
1613     AC_TRY_COMPILE([#include <asoundlib.h>], [snd_lib_error_set_handler (0);],
1614                     emacs_alsa_normal=yes,
1615                     emacs_alsa_normal=no)
1616     if test "$emacs_alsa_normal" != yes; then
1617       AC_TRY_COMPILE([#include <alsa/asoundlib.h>],
1618                      [snd_lib_error_set_handler (0);],
1619                      emacs_alsa_subdir=yes,
1620                      emacs_alsa_subdir=no)
1621       if test "$emacs_alsa_subdir" != yes; then
1622         AC_MSG_ERROR([pkg-config found alsa, but it does not compile.  See config.log for error messages.])
1623       fi
1624       ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE"
1625     fi
1626
1627     CFLAGS="$SAVE_CFLAGS"
1628     LDFLAGS="$SAVE_LDFLAGS"
1629     LIBSOUND="$LIBSOUND $ALSA_LIBS"
1630     CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS"
1631     AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.])
1632     AC_SUBST()
1633   fi
1634   AC_SUBST(CFLAGS_SOUND)
1635 fi
1636
1637 dnl checks for header files
1638 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1639   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1640   termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1641   sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \
1642   sys/utsname.h pwd.h)
1643
1644 AC_MSG_CHECKING(if personality LINUX32 can be set)
1645 AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
1646                emacs_cv_personality_linux32=yes,
1647                emacs_cv_personality_linux32=no)
1648 AC_MSG_RESULT($emacs_cv_personality_linux32)
1649
1650 if test $emacs_cv_personality_linux32 = yes; then
1651   AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
1652             [Define to 1 if personality LINUX32 can be set.])
1653 fi
1654
1655 dnl On Solaris 8 there's a compilation warning for term.h because
1656 dnl it doesn't define `bool'.
1657 AC_CHECK_HEADERS(term.h, , , -)
1658 AC_HEADER_STDC
1659 AC_HEADER_TIME
1660 AC_CHECK_DECLS([sys_siglist])
1661 if test $ac_cv_have_decl_sys_siglist != yes; then
1662   # For Tru64, at least:
1663   AC_CHECK_DECLS([__sys_siglist])
1664   if test $ac_cv_have_decl___sys_siglist = yes; then
1665     AC_DEFINE(sys_siglist, __sys_siglist,
1666               [Define to any substitute for sys_siglist.])
1667   fi
1668 fi
1669 AC_HEADER_SYS_WAIT
1670
1671 dnl Some systems have utime.h but don't declare the struct anyplace.
1672 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1673 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1674 #include <sys/time.h>
1675 #include <time.h>
1676 #else
1677 #ifdef HAVE_SYS_TIME_H
1678 #include <sys/time.h>
1679 #else
1680 #include <time.h>
1681 #endif
1682 #endif
1683 #ifdef HAVE_UTIME_H
1684 #include <utime.h>
1685 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1686   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1687 if test $emacs_cv_struct_utimbuf = yes; then
1688   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1689 fi
1690
1691 dnl checks for typedefs
1692 AC_TYPE_SIGNAL
1693
1694 dnl Check for speed_t typedef.
1695 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1696   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1697     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1698 if test $emacs_cv_speed_t = yes; then
1699   AC_DEFINE(HAVE_SPEED_T, 1,
1700            [Define to 1 if `speed_t' is declared by <termios.h>.])
1701 fi
1702
1703 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1704 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1705 #include <sys/time.h>
1706 #include <time.h>
1707 #else
1708 #ifdef HAVE_SYS_TIME_H
1709 #include <sys/time.h>
1710 #else
1711 #include <time.h>
1712 #endif
1713 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1714   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1715 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1716 if test $emacs_cv_struct_timeval = yes; then
1717   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1718 fi
1719
1720 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1721 AC_TRY_COMPILE([#include <math.h>],
1722 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1723   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1724 HAVE_EXCEPTION=$emacs_cv_struct_exception
1725 if test $emacs_cv_struct_exception != yes; then
1726   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1727 fi
1728
1729 AC_CHECK_HEADERS(sys/socket.h)
1730 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1731 #if HAVE_SYS_SOCKET_H
1732 #include <sys/socket.h>
1733 #endif])
1734
1735 dnl checks for structure members
1736 AC_STRUCT_TM
1737 AC_STRUCT_TIMEZONE
1738 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1739                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1740                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1741                 [#include <time.h>])
1742 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1743                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1744                   struct ifreq.ifr_addr], , ,
1745                  [AC_INCLUDES_DEFAULT
1746 #if HAVE_SYS_SOCKET_H
1747 #include <sys/socket.h>
1748 #endif
1749 #if HAVE_NET_IF_H
1750 #include <net/if.h>
1751 #endif])
1752
1753 dnl checks for compiler characteristics
1754
1755 dnl Testing __STDC__ to determine prototype support isn't good enough.
1756 dnl DEC C, for instance, doesn't define it with default options, and
1757 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1758 dnl and void *.
1759 AC_C_PROTOTYPES
1760 AC_C_VOLATILE
1761 AC_C_CONST
1762 dnl This isn't useful because we can't turn on use of `inline' unless
1763 dnl the compiler groks `extern inline'.
1764 dnl AC_C_INLINE
1765 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1766   [AC_TRY_COMPILE(, [void * foo;],
1767                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1768 if test $emacs_cv_void_star = yes; then
1769   AC_DEFINE(POINTER_TYPE, void)
1770 else
1771   AC_DEFINE(POINTER_TYPE, char)
1772 fi
1773 AH_TEMPLATE(POINTER_TYPE,
1774             [Define as `void' if your compiler accepts `void *'; otherwise
1775              define as `char'.])dnl
1776
1777
1778
1779 dnl This could be used for targets which can have both byte sexes.
1780 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1781 dnl AC_C_BIGENDIAN
1782
1783 dnl check for Make feature
1784 AC_PROG_MAKE_SET
1785
1786 dnl checks for operating system services
1787 AC_SYS_LONG_FILE_NAMES
1788
1789 #### Choose a window system.
1790
1791 AC_PATH_X
1792 if test "$no_x" = yes; then
1793   window_system=none
1794 else
1795   window_system=x11
1796 fi
1797
1798 if test "${x_libraries}" != NONE; then
1799   if test -n "${x_libraries}"; then
1800     LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1801     LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1802   fi
1803   x_default_search_path=""
1804   x_search_path=${x_libraries}
1805   if test -z "${x_search_path}"; then
1806     x_search_path=/usr/lib
1807   fi
1808   for x_library in `echo ${x_search_path}: | \
1809                     sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do
1810     x_search_path="\
1811 ${x_library}/X11/%L/%T/%N%C%S:\
1812 ${x_library}/X11/%l/%T/%N%C%S:\
1813 ${x_library}/X11/%T/%N%C%S:\
1814 ${x_library}/X11/%L/%T/%N%S:\
1815 ${x_library}/X11/%l/%T/%N%S:\
1816 ${x_library}/X11/%T/%N%S"
1817     if test x"${x_default_search_path}" = x; then
1818       x_default_search_path=${x_search_path}
1819     else
1820       x_default_search_path="${x_search_path}:${x_default_search_path}"
1821     fi
1822   done
1823 fi
1824 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1825   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1826 fi
1827
1828 if test x"${x_includes}" = x; then
1829   bitmapdir=/usr/include/X11/bitmaps
1830 else
1831   # accumulate include directories that have X11 bitmap subdirectories
1832   bmd_acc="dummyval"
1833   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1834     if test -d "${bmd}/X11/bitmaps"; then
1835       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1836     fi
1837     if test -d "${bmd}/bitmaps"; then
1838       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1839     fi
1840   done
1841   if test ${bmd_acc} != "dummyval"; then
1842     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1843   fi
1844 fi
1845
1846 HAVE_CARBON=no
1847 if test "${with_carbon}" != no; then
1848   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
1849 fi
1850 if test "${window_system}" = x11 && test "${HAVE_CARBON}" = yes; then
1851   if test "${with_carbon+set}" != set \
1852      && test "${carbon_appdir_x+set}" != set; then
1853     for var in with_x with_x_toolkit with_gtk with_xim \
1854                with_xpm with_jpeg with_tiff with_gif with_png; do
1855       if eval test \"\${$var+set}\" = set; then
1856         HAVE_CARBON=no
1857         break
1858       fi
1859     done
1860   fi
1861 fi
1862 if test "${HAVE_CARBON}" = yes; then
1863   window_system=mac
1864 fi
1865
1866 case "${window_system}" in
1867   x11 )
1868     HAVE_X_WINDOWS=yes
1869     HAVE_X11=yes
1870     case "${with_x_toolkit}" in
1871       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1872       motif ) USE_X_TOOLKIT=MOTIF ;;
1873 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1874       gtk ) with_gtk=yes
1875 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1876 dnl USE_X_TOOLKIT is set.
1877             USE_X_TOOLKIT=none ;;
1878       no ) USE_X_TOOLKIT=none ;;
1879 dnl If user did not say whether to use a toolkit,
1880 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1881       * ) USE_X_TOOLKIT=maybe ;;
1882     esac
1883   ;;
1884   mac | none )
1885     HAVE_X_WINDOWS=no
1886     HAVE_X11=no
1887     USE_X_TOOLKIT=none
1888   ;;
1889 esac
1890
1891 ### If we're using X11, we should use the X menu package.
1892 HAVE_MENUS=no
1893 case ${HAVE_X11} in
1894   yes ) HAVE_MENUS=yes ;;
1895 esac
1896
1897 if test "${opsys}" = "hpux9"; then
1898   case "${x_libraries}" in
1899     *X11R4* )
1900       opsysfile="s/hpux9-x11r4.h"
1901       ;;
1902   esac
1903 fi
1904
1905 if test "${opsys}" = "hpux9shr"; then
1906   case "${x_libraries}" in
1907     *X11R4* )
1908       opsysfile="s/hpux9shxr4.h"
1909       ;;
1910   esac
1911 fi
1912
1913 ### Compute the unexec source name from the object name.
1914 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1915
1916 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1917 # Assume not, until told otherwise.
1918 GNU_MALLOC=yes
1919 doug_lea_malloc=yes
1920 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1921 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1922 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1923                emacs_cv_var___after_morecore_hook,
1924 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1925   emacs_cv_var___after_morecore_hook=yes,
1926   emacs_cv_var___after_morecore_hook=no)])
1927 if test $emacs_cv_var___after_morecore_hook = no; then
1928   doug_lea_malloc=no
1929 fi
1930 if test "${system_malloc}" = "yes"; then
1931   GNU_MALLOC=no
1932   GNU_MALLOC_reason="
1933     (The GNU allocators don't work with this system configuration.)"
1934 fi
1935 if test "$doug_lea_malloc" = "yes" ; then
1936   if test "$GNU_MALLOC" = yes ; then
1937     GNU_MALLOC_reason="
1938       (Using Doug Lea's new malloc from the GNU C Library.)"
1939   fi
1940   AC_DEFINE(DOUG_LEA_MALLOC, 1,
1941             [Define to 1 if you are using the GNU C Library.])
1942 fi
1943
1944 if test x"${REL_ALLOC}" = x; then
1945   REL_ALLOC=${GNU_MALLOC}
1946 fi
1947
1948 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1949 dnl the system configuration file (s/*.h) to turn the use of mmap
1950 dnl in the relocating allocator on.
1951
1952 AC_FUNC_MMAP
1953 if test $use_mmap_for_buffers = yes; then
1954   REL_ALLOC=no
1955 fi
1956
1957 LIBS="$libsrc_libs $LIBS"
1958
1959 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1960 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1961 AC_CHECK_LIB(dnet, dnet_ntoa)
1962 dnl This causes -lresolv to get used in subsequent tests,
1963 dnl which causes failures on some systems such as HPUX 9.
1964 dnl AC_CHECK_LIB(resolv, gethostbyname)
1965
1966 dnl FIXME replace main with a function we actually want from this library.
1967 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1968
1969 AC_CHECK_LIB(pthreads, cma_open)
1970
1971 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1972 if test -d /usr/X386/include; then
1973   HAVE_XFREE386=yes
1974   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1975 else
1976   HAVE_XFREE386=no
1977 fi
1978 AC_MSG_RESULT($HAVE_XFREE386)
1979
1980 dnl Check for need for bigtoc support on IBM AIX
1981
1982 case ${host_os} in
1983 aix*)
1984   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1985     case $GCC in
1986     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1987     *) gdb_cv_bigtoc=-bbigtoc ;;
1988     esac
1989
1990     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1991     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1992   ])
1993   ;;
1994 esac
1995
1996 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
1997 # used for the tests that follow.  We set them back to REAL_CFLAGS and
1998 # REAL_CPPFLAGS later on.
1999
2000 REAL_CPPFLAGS="$CPPFLAGS"
2001
2002 if test "${HAVE_X11}" = "yes"; then
2003   DEFS="$C_SWITCH_X_SITE $DEFS"
2004   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
2005   LIBS="$LIBX $LIBS"
2006   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
2007   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
2008
2009   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
2010   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
2011   # but it's more convenient here to set LD_RUN_PATH
2012   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
2013   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
2014     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
2015     export LD_RUN_PATH
2016   fi
2017
2018   if test "${opsys}" = "gnu-linux"; then
2019     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
2020     AC_TRY_LINK([],
2021      [XOpenDisplay ("foo");],
2022      [xlinux_first_failure=no],
2023      [xlinux_first_failure=yes])
2024     if test "${xlinux_first_failure}" = "yes"; then
2025       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
2026       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
2027       OLD_CPPFLAGS="$CPPFLAGS"
2028       OLD_LIBS="$LIBS"
2029       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
2030       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
2031       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
2032       LIBS="$LIBS -b i486-linuxaout"
2033       AC_TRY_LINK([],
2034        [XOpenDisplay ("foo");],
2035        [xlinux_second_failure=no],
2036        [xlinux_second_failure=yes])
2037       if test "${xlinux_second_failure}" = "yes"; then
2038         # If we get the same failure with -b, there is no use adding -b.
2039         # So take it out.  This plays safe.
2040         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
2041         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
2042         CPPFLAGS="$OLD_CPPFLAGS"
2043         LIBS="$OLD_LIBS"
2044         AC_MSG_RESULT(no)
2045       else
2046         AC_MSG_RESULT(yes)
2047       fi
2048     else
2049       AC_MSG_RESULT(no)
2050     fi
2051   fi
2052
2053   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
2054   # header files included from there.
2055   AC_MSG_CHECKING(for Xkb)
2056   AC_TRY_LINK([#include <X11/Xlib.h>
2057 #include <X11/XKBlib.h>],
2058         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
2059         emacs_xkb=yes, emacs_xkb=no)
2060   AC_MSG_RESULT($emacs_xkb)
2061   if test $emacs_xkb = yes; then
2062     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
2063   fi
2064
2065   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
2066 XScreenNumberOfScreen XSetWMProtocols)
2067 fi
2068
2069 if test "${window_system}" = "x11"; then
2070   AC_MSG_CHECKING(X11 version 6)
2071   AC_CACHE_VAL(emacs_cv_x11_version_6,
2072   [AC_TRY_LINK([#include <X11/Xlib.h>],
2073 [#if XlibSpecificationRelease < 6
2074 fail;
2075 #endif
2076 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
2077   if test $emacs_cv_x11_version_6 = yes; then
2078     AC_MSG_RESULT(6 or newer)
2079     AC_DEFINE(HAVE_X11R6, 1,
2080               [Define to 1 if you have the X11R6 or newer version of Xlib.])
2081   else
2082     AC_MSG_RESULT(before 6)
2083   fi
2084 fi
2085
2086 if test "${window_system}" = "x11"; then
2087   AC_MSG_CHECKING(X11 version 5)
2088   AC_CACHE_VAL(emacs_cv_x11_version_5,
2089   [AC_TRY_LINK([#include <X11/Xlib.h>],
2090 [#if XlibSpecificationRelease < 5
2091 fail;
2092 #endif
2093 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
2094   if test $emacs_cv_x11_version_5 = yes; then
2095     AC_MSG_RESULT(5 or newer)
2096     HAVE_X11R5=yes
2097     AC_DEFINE(HAVE_X11R5, 1,
2098               [Define to 1 if you have the X11R5 or newer version of Xlib.])
2099   else
2100     HAVE_X11R5=no
2101     AC_MSG_RESULT(before 5)
2102   fi
2103 fi
2104
2105 HAVE_GTK=no
2106 if test "${with_gtk}" = "yes" && test "$USE_X_TOOLKIT" = "gtk"; then
2107   USE_X_TOOLKIT=none
2108 fi
2109 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk"; then
2110   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
2111     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
2112   fi
2113   GLIB_REQUIRED=2.4
2114   GTK_REQUIRED=2.4
2115   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
2116
2117   dnl Check if --with-pkg-config-prog has been given.
2118   if test "X${with_pkg_config_prog}" != X; then
2119     PKG_CONFIG="${with_pkg_config_prog}"
2120   fi
2121   dnl Checks for libraries.
2122   PKG_CHECK_MODULES(GTK, $GTK_MODULES)
2123   AC_SUBST(GTK_CFLAGS)
2124   AC_SUBST(GTK_LIBS)
2125   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
2126   CFLAGS="$CFLAGS $GTK_CFLAGS"
2127   LIBS="$GTK_LIBS $LIBS"
2128   dnl Try to compile a simple GTK program.
2129   GTK_COMPILES=no
2130   AC_CHECK_FUNCS(gtk_main, GTK_COMPILES=yes)
2131   if test "${GTK_COMPILES}" != "yes"; then
2132     AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log.  Maybe some x11-devel files missing?]);
2133   fi
2134
2135   HAVE_GTK=yes
2136   AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
2137   USE_X_TOOLKIT=none
2138
2139   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
2140   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
2141   if test "$with_toolkit_scroll_bars" != no; then
2142     with_toolkit_scroll_bars=yes
2143   fi
2144
2145   dnl  Check if we can use multiple displays with this GTK version.
2146   dnl  If gdk_display_open exists, assume all others are there also.
2147   HAVE_GTK_MULTIDISPLAY=no
2148   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
2149   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
2150     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
2151               [Define to 1 if GTK can handle more than one display.])
2152   fi
2153   dnl  Check if we have the old file selection dialog.
2154   dnl  If gdk_display_open exists, assume all others are there also.
2155   HAVE_GTK_FILE_SELECTION=no
2156   AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
2157
2158   dnl  Check if we have the new file chooser dialog
2159   dnl  If gdk_display_open exists, assume all others are there also.
2160   HAVE_GTK_FILE_CHOOSER=no
2161   AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
2162
2163   if test "$HAVE_GTK_FILE_SELECTION" = yes \
2164      && test "$HAVE_GTK_FILE_CHOOSER" = yes;  then
2165     AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
2166               [Define to 1 if GTK has both file selection and chooser dialog.])
2167   fi
2168
2169   dnl Check if pthreads are available.  Emacs only needs this when using
2170   dnl gtk_file_chooser under Gnome.
2171   if test "$HAVE_GTK_FILE_CHOOSER" = yes; then
2172     HAVE_GTK_AND_PTHREAD=no
2173     AC_CHECK_HEADERS(pthread.h)
2174     if test "$ac_cv_header_pthread_h"; then
2175       AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
2176     fi
2177     if test "$HAVE_GTK_AND_PTHREAD" = yes; then
2178       GTK_LIBS="$GTK_LIBS -lpthread"
2179       AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
2180                [Define to 1 if you have GTK and pthread (-lpthread).])
2181     fi
2182   fi
2183 fi
2184
2185 dnl Do not put whitespace before the #include statements below.
2186 dnl Older compilers (eg sunos4 cc) choke on it.
2187 if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then
2188   if test x"${HAVE_X11R5}" = xyes; then
2189     AC_MSG_CHECKING(X11 version 5 with Xaw)
2190     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
2191     [AC_TRY_LINK([
2192 #include <X11/Intrinsic.h>
2193 #include <X11/Xaw/Simple.h>],
2194       [],
2195       emacs_cv_x11_version_5_with_xaw=yes,
2196       emacs_cv_x11_version_5_with_xaw=no)])
2197     if test $emacs_cv_x11_version_5_with_xaw = yes; then
2198       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
2199       USE_X_TOOLKIT=LUCID
2200     else
2201       if test x"${USE_X_TOOLKIT}" = xLUCID; then
2202         AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files])
2203       else
2204         AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
2205         USE_X_TOOLKIT=none
2206       fi
2207     fi
2208   else
2209     USE_X_TOOLKIT=none
2210   fi
2211 fi
2212
2213 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2214
2215 if test "${USE_X_TOOLKIT}" != "none"; then
2216   AC_MSG_CHECKING(X11 toolkit version)
2217   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2218   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2219 [#if XtSpecificationRelease < 6
2220 fail;
2221 #endif
2222 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2223   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2224   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2225     AC_MSG_RESULT(6 or newer)
2226     AC_DEFINE(HAVE_X11XTR6, 1,
2227               [Define to 1 if you have the X11R6 or newer version of Xt.])
2228   else
2229     AC_MSG_RESULT(before 6)
2230   fi
2231
2232 dnl If using toolkit, check whether libXmu.a exists.
2233 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2234   OLDLIBS="$LIBS"
2235   if test x$HAVE_X11XTR6 = xyes; then
2236     LIBS="-lXt -lSM -lICE $LIBS"
2237   else
2238     LIBS="-lXt $LIBS"
2239   fi
2240   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2241   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2242 fi
2243
2244 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2245 if test "${HAVE_X11}" = "yes"; then
2246   if test "${USE_X_TOOLKIT}" != "none"; then
2247     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2248   fi
2249 fi
2250
2251 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2252   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2253   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2254     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2255 int x = 5;
2256 #else
2257 Motif version prior to 2.1.
2258 #endif],
2259     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2260   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2261   if test $emacs_cv_motif_version_2_1 = yes; then
2262     HAVE_LIBXP=no
2263     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2264               [Define to 1 if you have Motif 2.1 or newer.])
2265     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2266     if test ${HAVE_LIBXP} = yes; then
2267       AC_DEFINE(HAVE_LIBXP, 1,
2268                 [Define to 1 if you have the Xp library (-lXp).])
2269     fi
2270   else
2271     AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2272     # We put this in CFLAGS temporarily to precede other -I options
2273     # that might be in CFLAGS temporarily.
2274     # We put this in CPPFLAGS where it precedes the other -I options.
2275     OLD_CPPFLAGS=$CPPFLAGS
2276     OLD_CFLAGS=$CFLAGS
2277     CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2278     CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2279     [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2280       [int x = 5;],
2281       emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2282     if test $emacs_cv_lesstif = yes; then
2283       # Make sure this -I option remains in CPPFLAGS after it is set
2284       # back to REAL_CPPFLAGS.
2285       # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2286       # have those other -I options anyway.  Ultimately, having this
2287       # directory ultimately in CPPFLAGS will be enough.
2288       REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2289       LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2290     else
2291       CFLAGS=$OLD_CFLAGS
2292       CPPFLAGS=$OLD_CPPFLAGS
2293     fi
2294   fi
2295 fi
2296
2297 ### Is -lXaw3d available?
2298 HAVE_XAW3D=no
2299 if test "${HAVE_X11}" = "yes"; then
2300   if test "${USE_X_TOOLKIT}" != "none" && test "${with_toolkit_scroll_bars}" != "no"; then
2301     dnl Fixme: determine what Scrollbar.h needs to avoid compilation
2302     dnl errors from the test without the `-'.
2303     AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
2304         [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes)], , -)
2305     if test "${HAVE_XAW3D}" = "yes"; then
2306         AC_DEFINE(HAVE_XAW3D, 1,
2307                   [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2308     fi
2309   fi
2310 fi
2311
2312 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2313 dnl using Motif or Xaw3d is available, and unless
2314 dnl --with-toolkit-scroll-bars=no was specified.
2315
2316 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2317             [Define to 1 if we should use toolkit scroll bars.])dnl
2318 USE_TOOLKIT_SCROLL_BARS=no
2319 if test "${with_toolkit_scroll_bars}" != "no"; then
2320   if test "${USE_X_TOOLKIT}" != "none"; then
2321     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2322       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2323       HAVE_XAW3D=no
2324       USE_TOOLKIT_SCROLL_BARS=yes
2325     elif test "${HAVE_XAW3D}" = "yes"; then
2326       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2327       USE_TOOLKIT_SCROLL_BARS=yes
2328     fi
2329   elif test "${HAVE_GTK}" = "yes"; then
2330     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2331     USE_TOOLKIT_SCROLL_BARS=yes
2332   elif test "${HAVE_CARBON}" = "yes"; then
2333     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2334     USE_TOOLKIT_SCROLL_BARS=yes
2335   fi
2336 fi
2337
2338 dnl See if XIM is available.
2339 AC_TRY_COMPILE([
2340           #include <X11/Xlib.h>
2341           #include <X11/Xresource.h>],
2342          [XIMProc  callback;],
2343          HAVE_XIM=yes
2344          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available]),
2345          HAVE_XIM=no)
2346
2347 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2348
2349 if test "${with_xim}" != "no"; then
2350   AC_DEFINE(USE_XIM, 1,
2351             [Define to 1 if we should use XIM, if it is available.])
2352 fi
2353
2354
2355 if test "${HAVE_XIM}" != "no"; then
2356   late_CFLAGS=$CFLAGS
2357   if test "$GCC" = yes; then
2358     CFLAGS="$CFLAGS --pedantic-errors"
2359   fi
2360   AC_TRY_COMPILE([
2361 #include <X11/Xlib.h>
2362 #include <X11/Xresource.h>],
2363 [Display *display;
2364 XrmDatabase db;
2365 char *res_name;
2366 char *res_class;
2367 XIMProc  callback;
2368 XPointer *client_data;
2369 #ifndef __GNUC__
2370 /* If we're not using GCC, it's probably not XFree86, and this is
2371    probably right, but we can't use something like --pedantic-errors.  */
2372 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2373                                            char*, XIMProc, XPointer*);
2374 #endif
2375 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2376    client_data);],
2377     [emacs_cv_arg6_star=yes])
2378   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2379          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2380 either XPointer or XPointer*.])dnl
2381   if test "$emacs_cv_arg6_star" = yes; then
2382     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2383   else
2384     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2385   fi
2386   CFLAGS=$late_CFLAGS
2387 fi
2388
2389 ### For font-backend
2390 if test "${USE_FONT_BACKEND}" = "yes"; then
2391
2392 AC_DEFINE(USE_FONT_BACKEND, 1,
2393           [Define to 1 if we should use font-backend.])
2394
2395 ### Use -lXft if available, unless `--with-freetype=no' nor `--with-xft=no'.
2396 HAVE_XFT=maybe
2397 if test "${HAVE_X11}" = "yes"; then
2398   if test "x${with_freetype}" = "xno"; then
2399     with_xft="no";
2400   fi
2401   if test "x${with_xft}" != "xno"; then
2402
2403     dnl Check if --with-pkg-config-prog has been given.
2404     if test "X${with_pkg_config_prog}" != X; then
2405       PKG_CONFIG="${with_pkg_config_prog}"
2406     fi
2407
2408     PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no)
2409     if test "$HAVE_XFT" != no; then
2410       OLD_CPPFLAGS="$CPPFLAGS"
2411       OLD_CFLAGS="$CFLAGS"
2412       OLD_LIBS="$LIBS"
2413       CPPFLAGS="$CPPFLAGS $XFT_CFLAGS"
2414       CFLAGS="$CFLAGS $XFT_CFLAGS"
2415       LIBS="$XFT_LIBS $LIBS"
2416       AC_CHECK_HEADER(X11/Xft/Xft.h,
2417         AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS))
2418
2419       if test "${HAVE_XFT}" = "yes"; then
2420         AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.])
2421         AC_SUBST(XFT_LIBS)
2422         C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS"
2423       else
2424         CFLAGS="$OLD_CPPFLAGS"
2425         CFLAGS="$OLD_CFLAGS"
2426         LIBS="$OLD_LIBS"
2427       fi
2428     fi
2429   fi
2430 fi
2431
2432 HAVE_FREETYPE=no
2433 ### Use -lfreetype if available, unless `--with-freetype=no'.
2434 if test "${HAVE_XFT}" = "yes"; then
2435   dnl As we use Xft, we anyway use freetype.
2436   dnl In this case, there's no need of additional CFLAGS and LIBS.
2437   HAVE_FREETYPE=yes
2438 elif test "x${with_freetype}" != "xno"; then
2439   dnl Check if --with-pkg-config-prog has been given.
2440   if test "X${with_pkg_config_prog}" != X; then
2441     PKG_CONFIG="${with_pkg_config_prog}"
2442   fi
2443
2444   PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes, HAVE_FREETYPE=no)
2445   if test "${HAVE_FREETYPE}" = "yes"; then
2446     PKG_CHECK_MODULES(FONTCONFIG, fontconfig, HAVE_FC=yes, HAVE_FC=no)
2447     if test "${HAVE_FC}" = "no"; then
2448       dnl Witout fontconfig, we can't use freetype at the moment.
2449       HAVE_FREETYPE=no
2450     fi
2451   fi
2452 fi
2453 if test "${HAVE_FREETYPE}" = "yes"; then
2454   AC_DEFINE(HAVE_FREETYPE, 1,
2455            [Define to 1 if you have freetype and fontconfig libraries.])
2456   AC_CHECK_PROG(HAVE_LIBOTF, libotf-config, yes, no)
2457   if test "${HAVE_LIBOTF}" = "yes"; then
2458     AC_DEFINE(HAVE_LIBOTF, 1,
2459              [Define to 1 if you have libotf library.])
2460     LIBOTF_CFLAGS=`libotf-config --cflags`
2461     LIBOTF_LIBS=`libotf-config --libs`
2462   fi
2463 fi
2464 AC_SUBST(FREETYPE_CFLAGS)
2465 AC_SUBST(FREETYPE_LIBS)
2466 AC_SUBST(FONTCONFIG_CFLAGS)
2467 AC_SUBST(FONTCONFIG_LIBS)
2468 AC_SUBST(LIBOTF_CFLAGS)
2469 AC_SUBST(LIBOTF_LIBS)
2470
2471 fi
2472
2473 ### Use -lXpm if available, unless `--with-xpm=no'.
2474 HAVE_XPM=no
2475 if test "${HAVE_X11}" = "yes"; then
2476   if test "${with_xpm}" != "no"; then
2477     AC_CHECK_HEADER(X11/xpm.h,
2478       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2479     if test "${HAVE_XPM}" = "yes"; then
2480       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2481       AC_EGREP_CPP(no_return_alloc_pixels,
2482       [#include "X11/xpm.h"
2483 #ifndef XpmReturnAllocPixels
2484 no_return_alloc_pixels
2485 #endif
2486       ], HAVE_XPM=no, HAVE_XPM=yes)
2487
2488       if test "${HAVE_XPM}" = "yes"; then
2489         AC_MSG_RESULT(yes)
2490       else
2491         AC_MSG_RESULT(no)
2492       fi
2493     fi
2494   fi
2495
2496   if test "${HAVE_XPM}" = "yes"; then
2497     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2498   fi
2499 fi
2500
2501 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2502 HAVE_JPEG=no
2503 if test "${HAVE_X11}" = "yes"; then
2504   if test "${with_jpeg}" != "no"; then
2505     dnl Checking for jpeglib.h can lose because of a redefinition of
2506     dnl  HAVE_STDLIB_H.
2507     AC_CHECK_HEADER(jerror.h,
2508       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2509   fi
2510
2511   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2512   if test "${HAVE_JPEG}" = "yes"; then
2513     AC_DEFINE(HAVE_JPEG)
2514     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2515         [#include <jpeglib.h>
2516          version=JPEG_LIB_VERSION
2517 ],
2518         AC_DEFINE(HAVE_JPEG),
2519         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2520         HAVE_JPEG=no])
2521   fi
2522 fi
2523
2524 ### Use -lpng if available, unless `--with-png=no'.
2525 HAVE_PNG=no
2526 if test "${HAVE_X11}" = "yes"; then
2527   if test "${with_png}" != "no"; then
2528     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2529     # in /usr/include/libpng.
2530     AC_CHECK_HEADERS(png.h libpng/png.h)
2531     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2532       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2533     fi
2534   fi
2535
2536   if test "${HAVE_PNG}" = "yes"; then
2537     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2538   fi
2539 fi
2540
2541 ### Use -ltiff if available, unless `--with-tiff=no'.
2542 HAVE_TIFF=no
2543 if test "${HAVE_X11}" = "yes"; then
2544   if test "${with_tiff}" != "no"; then
2545     AC_CHECK_HEADER(tiffio.h,
2546       tifflibs="-lz -lm"
2547       # At least one tiff package requires the jpeg library.
2548       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2549       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2550   fi
2551
2552   if test "${HAVE_TIFF}" = "yes"; then
2553     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2554   fi
2555 fi
2556
2557 ### Use -lgif if available, unless `--with-gif=no'.
2558 HAVE_GIF=no
2559 if test "${HAVE_X11}" = "yes"; then
2560   if test "${with_gif}" != "no"; then
2561     AC_CHECK_HEADER(gif_lib.h,
2562 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2563 # Earlier versions can crash Emacs.
2564       AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
2565   fi
2566
2567   if test "${HAVE_GIF}" = "yes"; then
2568     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have the ungif library (-lungif).])
2569   fi
2570 fi
2571
2572 dnl Check for malloc/malloc.h on darwin
2573 AC_CHECK_HEADER(malloc/malloc.h, AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.]))
2574
2575 ### Use Mac OS X Carbon API to implement GUI.
2576 if test "${HAVE_CARBON}" = "yes"; then
2577   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2578   ## Specify the install directory
2579   carbon_appdir=
2580   if test "${carbon_appdir_x}" != ""; then
2581     case ${carbon_appdir_x} in
2582       y | ye | yes)  carbon_appdir=/Applications ;;
2583       * ) carbon_appdir=${carbon_appdir_x} ;;
2584     esac
2585   fi
2586   # We also have mouse menus.
2587   HAVE_MENUS=yes
2588 fi
2589
2590 ### Use session management (-lSM -lICE) if available
2591 HAVE_X_SM=no
2592 if test "${HAVE_X11}" = "yes"; then
2593   AC_CHECK_HEADER(X11/SM/SMlib.h,
2594     AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE))
2595
2596   if test "${HAVE_X_SM}" = "yes"; then
2597     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2598     case "$LIBS" in
2599       *-lSM*) ;;
2600       *)      LIBS="-lSM -lICE $LIBS" ;;
2601     esac
2602   fi
2603 fi
2604
2605 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2606 AC_CACHE_CHECK(whether netdb declares h_errno,
2607                emacs_cv_netdb_declares_h_errno,
2608 [AC_TRY_LINK([#include <netdb.h>],
2609   [return h_errno;],
2610   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2611 if test $emacs_cv_netdb_declares_h_errno = yes; then
2612   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2613 fi
2614
2615 AC_FUNC_ALLOCA
2616
2617 # fmod, logb, and frexp are found in -lm on most systems.
2618 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2619 AC_CHECK_LIB(m, sqrt)
2620
2621 # Check for mail-locking functions in a "mail" library.  Probably this should
2622 # have the same check as for liblockfile below.
2623 AC_CHECK_LIB(mail, maillock)
2624 dnl Debian, at least:
2625 AC_CHECK_LIB(lockfile, maillock)
2626 # If we have the shared liblockfile, assume we must use it for mail
2627 # locking (e.g. Debian).  If we couldn't link against liblockfile
2628 # (no liblockfile.a installed), ensure that we don't need to.
2629 if test "$ac_cv_lib_lockfile_maillock" = no; then
2630   dnl This works for files generally, not just executables.
2631   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2632   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2633                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2634   if test $ac_cv_prog_liblockfile = yes; then
2635     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2636 This probably means that movemail could lose mail.
2637 There may be a `development' package to install containing liblockfile.])
2638   else :
2639   fi
2640 fi
2641 AC_CHECK_FUNCS(touchlock)
2642 AC_CHECK_HEADERS(maillock.h)
2643
2644 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2645 rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \
2646 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2647 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2648 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2649 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2650 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2651 gai_strerror mkstemp getline getdelim mremap memmove fsync sync bzero \
2652 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2653
2654 AC_CHECK_HEADERS(sys/un.h)
2655
2656 AC_FUNC_MKTIME
2657 if test "$ac_cv_func_working_mktime" = no; then
2658   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2659 fi
2660
2661 AC_FUNC_GETLOADAVG
2662
2663 AC_FUNC_FSEEKO
2664
2665 # Configure getopt.
2666 m4_include([m4/getopt.m4])
2667 gl_GETOPT_IFELSE([
2668   gl_GETOPT_SUBSTITUTE_HEADER
2669   gl_PREREQ_GETOPT
2670   GETOPTOBJS='getopt.o getopt1.o'
2671 ])
2672 AC_SUBST(GETOPTOBJS)
2673
2674 AC_FUNC_GETPGRP
2675
2676 AC_FUNC_STRFTIME
2677
2678 # UNIX98 PTYs.
2679 AC_CHECK_FUNCS(grantpt)
2680
2681 # PTY-related GNU extensions.
2682 AC_CHECK_FUNCS(getpt)
2683
2684 # Check this now, so that we will NOT find the above functions in ncurses.
2685 # That is because we have not set up to link ncurses in lib-src.
2686 # It's better to believe a function is not available
2687 # than to expect to find it in ncurses.
2688 AC_CHECK_LIB(ncurses, tparm)
2689
2690 # Do we need the Hesiod library to provide the support routines?
2691 if test "$with_hesiod" = yes ; then
2692   # Don't set $LIBS here -- see comments above.
2693   resolv=no
2694   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2695      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2696                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2697   if test "$resolv" = yes ; then
2698     RESOLVLIB=-lresolv
2699     AC_DEFINE(HAVE_LIBRESOLV, 1,
2700               [Define to 1 if you have the resolv library (-lresolv).])
2701   else
2702     RESOLVLIB=
2703   fi
2704   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2705         AC_DEFINE(HAVE_LIBHESIOD, 1,
2706                   [Define to 1 if you have the hesiod library (-lhesiod).]),
2707         :, $RESOLVLIB)])
2708 fi
2709
2710 # These tell us which Kerberos-related libraries to use.
2711 if test "${with_kerberos+set}" = set; then
2712   AC_CHECK_LIB(com_err, com_err)
2713   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2714   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2715   AC_CHECK_LIB(krb5, krb5_init_context)
2716   if test "${with_kerberos5+set}" != set; then
2717     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2718                  AC_CHECK_LIB(des, des_cbc_encrypt))
2719     AC_CHECK_LIB(krb4, krb_get_cred,,
2720                  AC_CHECK_LIB(krb, krb_get_cred))
2721   fi
2722
2723   if test "${with_kerberos5+set}" = set; then
2724     AC_CHECK_HEADERS(krb5.h)
2725   else
2726     AC_CHECK_HEADERS(des.h,,
2727                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2728                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2729     AC_CHECK_HEADERS(krb.h,,
2730                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2731                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2732   fi
2733   AC_CHECK_HEADERS(com_err.h)
2734 fi
2735
2736 # Solaris requires -lintl if you want strerror (which calls dgettext)
2737 # to return localized messages.
2738 AC_CHECK_LIB(intl, dgettext)
2739
2740 AC_MSG_CHECKING(whether localtime caches TZ)
2741 AC_CACHE_VAL(emacs_cv_localtime_cache,
2742 [if test x$ac_cv_func_tzset = xyes; then
2743 AC_TRY_RUN([#include <time.h>
2744 extern char **environ;
2745 unset_TZ ()
2746 {
2747   char **from, **to;
2748   for (to = from = environ; (*to = *from); from++)
2749     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2750       to++;
2751 }
2752 char TZ_GMT0[] = "TZ=GMT0";
2753 char TZ_PST8[] = "TZ=PST8";
2754 main()
2755 {
2756   time_t now = time ((time_t *) 0);
2757   int hour_GMT0, hour_unset;
2758   if (putenv (TZ_GMT0) != 0)
2759     exit (1);
2760   hour_GMT0 = localtime (&now)->tm_hour;
2761   unset_TZ ();
2762   hour_unset = localtime (&now)->tm_hour;
2763   if (putenv (TZ_PST8) != 0)
2764     exit (1);
2765   if (localtime (&now)->tm_hour == hour_GMT0)
2766     exit (1);
2767   unset_TZ ();
2768   if (localtime (&now)->tm_hour != hour_unset)
2769     exit (1);
2770   exit (0);
2771 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2772 [# If we have tzset, assume the worst when cross-compiling.
2773 emacs_cv_localtime_cache=yes])
2774 else
2775         # If we lack tzset, report that localtime does not cache TZ,
2776         # since we can't invalidate the cache if we don't have tzset.
2777         emacs_cv_localtime_cache=no
2778 fi])dnl
2779 AC_MSG_RESULT($emacs_cv_localtime_cache)
2780 if test $emacs_cv_localtime_cache = yes; then
2781   AC_DEFINE(LOCALTIME_CACHE, 1,
2782             [Define to 1 if localtime caches TZ.])
2783 fi
2784
2785 if test "x$HAVE_TIMEVAL" = xyes; then
2786   AC_CHECK_FUNCS(gettimeofday)
2787   if test $ac_cv_func_gettimeofday = yes; then
2788     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2789                    emacs_cv_gettimeofday_two_arguments,
2790     [AC_TRY_COMPILE([
2791 #ifdef TIME_WITH_SYS_TIME
2792 #include <sys/time.h>
2793 #include <time.h>
2794 #else
2795 #ifdef HAVE_SYS_TIME_H
2796 #include <sys/time.h>
2797 #else
2798 #include <time.h>
2799 #endif
2800 #endif],
2801       [struct timeval time;
2802        gettimeofday (&time, 0);],
2803       emacs_cv_gettimeofday_two_arguments=yes,
2804       emacs_cv_gettimeofday_two_arguments=no)])
2805     if test $emacs_cv_gettimeofday_two_arguments = no; then
2806       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2807                 [Define to 1 if gettimeofday accepts only one argument.])
2808     fi
2809   fi
2810 fi
2811
2812 ok_so_far=yes
2813 AC_CHECK_FUNC(socket, , ok_so_far=no)
2814 if test $ok_so_far = yes; then
2815   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2816 fi
2817 if test $ok_so_far = yes; then
2818   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2819 fi
2820 if test $ok_so_far = yes; then
2821 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
2822   AC_DEFINE(HAVE_INET_SOCKETS, 1,
2823             [Define to 1 if you have inet sockets.])
2824 fi
2825
2826 AC_CHECK_HEADERS(sys/ioctl.h)
2827
2828 if test -f /usr/lpp/X11/bin/smt.exp; then
2829   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2830             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2831 fi
2832
2833 AC_MSG_CHECKING(whether system supports dynamic ptys)
2834 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2835   AC_MSG_RESULT(yes)
2836   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2837 else
2838   AC_MSG_RESULT(no)
2839 fi
2840
2841 AC_FUNC_FORK
2842
2843 dnl Adapted from Haible's version.
2844 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2845   [AC_TRY_LINK([#include <langinfo.h>],
2846     [char* cs = nl_langinfo(CODESET);],
2847     emacs_cv_langinfo_codeset=yes,
2848     emacs_cv_langinfo_codeset=no)
2849   ])
2850 if test $emacs_cv_langinfo_codeset = yes; then
2851   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2852     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2853 fi
2854
2855 AC_CHECK_TYPES(size_t)
2856
2857 AC_TYPE_MBSTATE_T
2858
2859 dnl Restrict could probably be used effectively other than in regex.c.
2860 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2861   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2862                   emacs_cv_c_restrict=yes,
2863                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2864                                   emacs_cv_c_restrict=__restrict,
2865                                   emacs_cv_c_restrict=no)])])
2866 case "$emacs_cv_c_restrict" in
2867   yes) emacs_restrict=restrict;;
2868   no) emacs_restrict="";;
2869   *) emacs_restrict="$emacs_cv_c_restrict";;
2870 esac
2871 if test "$emacs_restrict" != __restrict; then
2872   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2873     [Define to compiler's equivalent of C99 restrict keyword.
2874      Don't define if equivalent is `__restrict'.])
2875 fi
2876
2877 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2878   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2879                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2880 if test "$emacs_cv_c_restrict_arr" = yes; then
2881   AC_DEFINE(__restrict_arr, __restrict,
2882     [Define to compiler's equivalent of C99 restrict keyword in array
2883      declarations.  Define as empty for no equivalent.])
2884 fi
2885
2886 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2887 dnl how the tty code is related to POSIX and/or other versions of termios.
2888 dnl The following looks like a useful start.
2889 dnl
2890 dnl AC_SYS_POSIX_TERMIOS
2891 dnl if test $ac_cv_sys_posix_termios = yes; then
2892 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2893 dnl                                and macros for terminal control.])
2894 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2895 dnl fi
2896
2897 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
2898
2899 # Set up the CFLAGS for real compilation, so we can substitute it.
2900 CFLAGS="$REAL_CFLAGS"
2901 CPPFLAGS="$REAL_CPPFLAGS"
2902
2903 #### Find out which version of Emacs this is.
2904 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
2905          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
2906 if test x"${version}" = x; then
2907   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
2908 fi
2909
2910 ### Specify what sort of things we'll be editing into Makefile and config.h.
2911 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2912 AC_SUBST(version)
2913 AC_SUBST(configuration)
2914 AC_SUBST(canonical)
2915 AC_SUBST(srcdir)
2916 AC_SUBST(prefix)
2917 AC_SUBST(exec_prefix)
2918 AC_SUBST(bindir)
2919 AC_SUBST(datadir)
2920 AC_SUBST(sharedstatedir)
2921 AC_SUBST(libexecdir)
2922 AC_SUBST(mandir)
2923 AC_SUBST(infodir)
2924 AC_SUBST(lispdir)
2925 AC_SUBST(locallisppath)
2926 AC_SUBST(lisppath)
2927 AC_SUBST(x_default_search_path)
2928 AC_SUBST(etcdir)
2929 AC_SUBST(archlibdir)
2930 AC_SUBST(docdir)
2931 AC_SUBST(bitmapdir)
2932 AC_SUBST(gamedir)
2933 AC_SUBST(gameuser)
2934 AC_SUBST(c_switch_system)
2935 AC_SUBST(c_switch_machine)
2936 AC_SUBST(LD_SWITCH_X_SITE)
2937 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2938 AC_SUBST(C_SWITCH_X_SITE)
2939 AC_SUBST(CFLAGS)
2940 AC_SUBST(X_TOOLKIT_TYPE)
2941 AC_SUBST(machfile)
2942 AC_SUBST(opsysfile)
2943 AC_SUBST(GETLOADAVG_LIBS)
2944 AC_SUBST(carbon_appdir)
2945
2946 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
2947                    [Define to the canonical Emacs configuration name.])
2948 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
2949                    [Define to the options passed to configure.])
2950 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
2951                    [Define to the used machine dependent file.])
2952 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
2953                    [Define to the used os dependent file.])
2954 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
2955 [Define LD_SWITCH_X_SITE to contain any special flags your loader
2956  may need to deal with X Windows.  For instance, if you've defined
2957  HAVE_X_WINDOWS above and your X libraries aren't in a place that
2958  your loader can find on its own, you might want to add "-L/..." or
2959  something similar.])
2960 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
2961                    [Define LD_SWITCH_X_SITE_AUX with an -R option
2962                     in case it's needed (for Solaris, for example).])
2963 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
2964 [Define C_SWITCH_X_SITE to contain any special flags your compiler
2965  may need to deal with X Windows.  For instance, if you've defined
2966  HAVE_X_WINDOWS above and your X include files aren't in a place
2967  that your compiler can find on its own, you might want to add
2968  "-I/..." or something similar.])
2969 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
2970                    [Define to the unexec source file name.])
2971
2972 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2973   AC_DEFINE(HAVE_X_WINDOWS, 1,
2974             [Define to 1 if you want to use the X window system.])
2975 fi
2976 if test "${USE_X_TOOLKIT}" != "none" ; then
2977   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
2978 fi
2979 if test "${HAVE_X11}" = "yes" ; then
2980   AC_DEFINE(HAVE_X11, 1,
2981             [Define to 1 if you want to use version 11 of X windows.
2982              Otherwise, Emacs expects to use version 10.])
2983 fi
2984 if test "${HAVE_XFREE386}" = "yes" ; then
2985   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
2986 fi
2987 if test "${HAVE_MENUS}" = "yes" ; then
2988   AC_DEFINE(HAVE_MENUS, 1,
2989             [Define to 1 if you have mouse menus.
2990              (This is automatic if you use X, but the option to specify it remains.)
2991              It is also defined with other window systems that support xmenu.c.])
2992 fi
2993 if test "${GNU_MALLOC}" = "yes" ; then
2994   AC_DEFINE(GNU_MALLOC, 1,
2995             [Define to 1 if you want to use the GNU memory allocator.])
2996 fi
2997 if test "${REL_ALLOC}" = "yes" ; then
2998   AC_DEFINE(REL_ALLOC, 1,
2999             [Define REL_ALLOC if you want to use the relocating allocator for
3000              buffer space.])
3001 fi
3002
3003 AH_TOP([/* GNU Emacs site configuration template file.
3004    Copyright (C) 1988, 1993, 1994, 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
3005              Free Software Foundation, Inc.
3006
3007 This file is part of GNU Emacs.
3008
3009 GNU Emacs is free software; you can redistribute it and/or modify
3010 it under the terms of the GNU General Public License as published by
3011 the Free Software Foundation; either version 2, or (at your option)
3012 any later version.
3013
3014 GNU Emacs is distributed in the hope that it will be useful,
3015 but WITHOUT ANY WARRANTY; without even the implied warranty of
3016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
3017 GNU General Public License for more details.
3018
3019 You should have received a copy of the GNU General Public License
3020 along with GNU Emacs; see the file COPYING.  If not, write to the
3021 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
3022 Boston, MA 02110-1301, USA.  */
3023
3024
3025 /* No code in Emacs #includes config.h twice, but some bits of code
3026    intended to work with other packages as well (like gmalloc.c)
3027    think they can include it as many times as they like.  */
3028 #ifndef EMACS_CONFIG_H
3029 #define EMACS_CONFIG_H
3030 ])dnl
3031
3032 AH_BOTTOM([
3033 /* If we're using any sort of window system, define some consequences.  */
3034 #ifdef HAVE_X_WINDOWS
3035 #define HAVE_WINDOW_SYSTEM
3036 #define MULTI_KBOARD
3037 #define HAVE_MOUSE
3038 #endif
3039
3040 /* If we're using the Carbon API on Mac OS X, define a few more
3041    variables as well.  */
3042 #ifdef HAVE_CARBON
3043 #define HAVE_WINDOW_SYSTEM
3044 #define HAVE_MOUSE
3045 #endif
3046
3047 /* Define USER_FULL_NAME to return a string
3048    that is the user's full name.
3049    It can assume that the variable `pw'
3050    points to the password file entry for this user.
3051
3052    At some sites, the pw_gecos field contains
3053    the user's full name.  If neither this nor any other
3054    field contains the right thing, use pw_name,
3055    giving the user's login name, since that is better than nothing.  */
3056 #define USER_FULL_NAME pw->pw_gecos
3057
3058 /* Define AMPERSAND_FULL_NAME if you use the convention
3059    that & in the full name stands for the login id.  */
3060 /* Turned on June 1996 supposing nobody will mind it.  */
3061 #define AMPERSAND_FULL_NAME
3062
3063 /* We have blockinput.h.  */
3064 #define DO_BLOCK_INPUT
3065
3066 /* Define HAVE_SOUND if we have sound support.  We know it works
3067    and compiles only on the specified platforms.   For others,
3068    it probably doesn't make sense to try.  */
3069
3070 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
3071 #ifdef HAVE_MACHINE_SOUNDCARD_H
3072 #define HAVE_SOUND 1
3073 #endif
3074 #ifdef HAVE_SYS_SOUNDCARD_H
3075 #define HAVE_SOUND 1
3076 #endif
3077 #ifdef HAVE_SOUNDCARD_H
3078 #define HAVE_SOUND 1
3079 #endif
3080 #ifdef HAVE_ALSA
3081 #define HAVE_SOUND 1
3082 #endif
3083 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
3084
3085 /* If using GNU, then support inline function declarations. */
3086 /* Don't try to switch on inline handling as detected by AC_C_INLINE
3087    generally, because even if non-gcc compilers accept `inline', they
3088    may reject `extern inline'.  */
3089 #if defined (__GNUC__) && defined (OPTIMIZE)
3090 #define INLINE __inline__
3091 #else
3092 #define INLINE
3093 #endif
3094
3095 /* Include the os and machine dependent files.  */
3096 #include config_opsysfile
3097 #include config_machfile
3098
3099 /* Load in the conversion definitions if this system
3100    needs them and the source file being compiled has not
3101    said to inhibit this.  There should be no need for you
3102    to alter these lines.  */
3103
3104 #ifdef SHORTNAMES
3105 #ifndef NO_SHORTNAMES
3106 #include "../shortnames/remap.h"
3107 #endif /* not NO_SHORTNAMES */
3108 #endif /* SHORTNAMES */
3109
3110 /* If no remapping takes place, static variables cannot be dumped as
3111    pure, so don't worry about the `static' keyword. */
3112 #ifdef NO_REMAP
3113 #undef static
3114 #endif
3115
3116 /* Define `subprocesses' should be defined if you want to
3117    have code for asynchronous subprocesses
3118    (as used in M-x compile and M-x shell).
3119    These do not work for some USG systems yet;
3120    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
3121
3122 #ifndef VMS
3123 #ifndef USG
3124 /* #define subprocesses */
3125 #endif
3126 #endif
3127
3128 /* SIGTYPE is the macro we actually use.  */
3129 #ifndef SIGTYPE
3130 #define SIGTYPE RETSIGTYPE
3131 #endif
3132
3133 #ifdef emacs /* Don't do this for lib-src.  */
3134 /* Tell regex.c to use a type compatible with Emacs.  */
3135 #define RE_TRANSLATE_TYPE Lisp_Object
3136 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
3137 #ifdef make_number
3138 /* If make_number is a macro, use it.  */
3139 #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0)))
3140 #else
3141 /* If make_number is a function, avoid it.  */
3142 #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0))
3143 #endif
3144 #endif
3145
3146 /* Avoid link-time collision with system mktime if we will use our own.  */
3147 #if ! HAVE_MKTIME || BROKEN_MKTIME
3148 #define mktime emacs_mktime
3149 #endif
3150
3151 #define my_strftime nstrftime   /* for strftime.c */
3152
3153 /* The rest of the code currently tests the CPP symbol BSTRING.
3154    Override any claims made by the system-description files.
3155    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
3156 #undef BSTRING
3157 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
3158 #define BSTRING
3159 #endif
3160
3161 /* Some of the files of Emacs which are intended for use with other
3162    programs assume that if you have a config.h file, you must declare
3163    the type of getenv.
3164
3165    This declaration shouldn't appear when alloca.s or Makefile.in
3166    includes config.h.  */
3167 #ifndef NOT_C_CODE
3168 extern char *getenv ();
3169 #endif
3170
3171 /* These default definitions are good for almost all machines.
3172    The exceptions override them in m/MACHINE.h.  */
3173
3174 #ifndef BITS_PER_CHAR
3175 #define BITS_PER_CHAR 8
3176 #endif
3177
3178 #ifndef BITS_PER_SHORT
3179 #define BITS_PER_SHORT 16
3180 #endif
3181
3182 /* Note that lisp.h uses this in a preprocessor conditional, so it
3183    would not work to use sizeof.  That being so, we do all of them
3184    without sizeof, for uniformity's sake.  */
3185 #ifndef BITS_PER_INT
3186 #define BITS_PER_INT 32
3187 #endif
3188
3189 #ifndef BITS_PER_LONG
3190 #ifdef _LP64
3191 #define BITS_PER_LONG 64
3192 #else
3193 #define BITS_PER_LONG 32
3194 #endif
3195 #endif
3196
3197 /* Define if the compiler supports function prototypes.  It may do so
3198    but not define __STDC__ (e.g. DEC C by default) or may define it as
3199    zero.  */
3200 #undef PROTOTYPES
3201 /* For mktime.c:  */
3202 #ifndef __P
3203 # if defined PROTOTYPES
3204 #  define __P(args) args
3205 # else
3206 #  define __P(args) ()
3207 # endif  /* GCC.  */
3208 #endif /* __P */
3209
3210 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
3211 #ifndef NOT_C_CODE
3212 #ifdef HAVE_STRING_H
3213 #include "string.h"
3214 #endif
3215 #ifdef HAVE_STRINGS_H
3216 #include "strings.h"  /* May be needed for bcopy & al. */
3217 #endif
3218 #ifdef HAVE_STDLIB_H
3219 #include <stdlib.h>
3220 #endif
3221 #ifndef __GNUC__
3222 # ifdef HAVE_ALLOCA_H
3223 #  include <alloca.h>
3224 # else /* AIX files deal with #pragma.  */
3225 #  ifndef alloca /* predefined by HP cc +Olibcalls */
3226 char *alloca ();
3227 #  endif
3228 # endif /* HAVE_ALLOCA_H */
3229 #endif /* __GNUC__ */
3230 #ifndef HAVE_SIZE_T
3231 typedef unsigned size_t;
3232 #endif
3233 #endif /* NOT_C_CODE */
3234
3235 /* Define HAVE_X_I18N if we have usable i18n support.  */
3236
3237 #ifdef HAVE_X11R6
3238 #define HAVE_X_I18N
3239 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
3240 #define HAVE_X_I18N
3241 #endif
3242
3243 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
3244
3245 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3246 #define HAVE_X11R6_XIM
3247 #endif
3248
3249 /* Should we enable expensive run-time checking of data types?  */
3250 #undef ENABLE_CHECKING
3251
3252 #if defined __GNUC__ && (__GNUC__ > 2 \
3253                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3254 #define NO_RETURN       __attribute__ ((__noreturn__))
3255 #else
3256 #define NO_RETURN       /* nothing */
3257 #endif
3258
3259 /* These won't be used automatically yet.  We also need to know, at least,
3260    that the stack is continuous.  */
3261 #ifdef __GNUC__
3262 #  ifndef GC_SETJMP_WORKS
3263   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3264      see NON_SAVING_SETJMP in the target descriptions.  */
3265   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3266      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3267      Fixme: Deal with ns32k, SVR3.  */
3268 #    define GC_SETJMP_WORKS 1
3269 #  endif
3270 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3271 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3272 #  endif
3273 #endif
3274
3275 #ifndef HAVE_BCOPY
3276 #define bcopy(a,b,s) memcpy (b,a,s)
3277 #endif
3278 #ifndef HAVE_BZERO
3279 #define bzero(a,s) memset (a,0,s)
3280 #endif
3281 #ifndef HAVE_BCMP
3282 #define BCMP memcmp
3283 #endif
3284
3285 #endif /* EMACS_CONFIG_H */
3286
3287 /*
3288 Local Variables:
3289 mode: c
3290 End:
3291 */
3292 ])dnl
3293
3294 #### Report on what we decided to do.
3295 #### Report GTK as a toolkit, even if it doesn't use Xt.
3296 #### It makes printing result more understandable as using GTK sets
3297 #### toolkit_scroll_bars to yes by default.
3298 if test "${HAVE_GTK}" = "yes"; then
3299   USE_X_TOOLKIT=GTK
3300 fi
3301
3302 echo "
3303 Configured for \`${canonical}'.
3304
3305   Where should the build process find the source code?    ${srcdir}
3306   What operating system and machine description files should Emacs use?
3307         \`${opsysfile}' and \`${machfile}'
3308   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3309   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3310   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3311   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3312   What window system should Emacs use?                    ${window_system}
3313   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3314
3315 if test -n "${x_includes}"; then
3316 echo "  Where do we find X Windows header files?                ${x_includes}"
3317 else
3318 echo "  Where do we find X Windows header files?                Standard dirs"
3319 fi
3320 if test -n "${x_libraries}"; then
3321 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3322 else
3323 echo "  Where do we find X Windows libraries?                   Standard dirs"
3324 fi
3325
3326 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3327 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3328 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3329 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3330 echo "  Does Emacs use -lungif?                                 ${HAVE_GIF}"
3331 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3332 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3333 echo
3334
3335 if test $USE_XASSERTS = yes; then
3336    echo "  Compiling with asserts turned on."
3337    CPPFLAGS="$CPPFLAGS -DXASSERTS=1"
3338    echo
3339 fi
3340
3341 if test "$USE_X_TOOLKIT" = GTK; then
3342   case "$canonical" in
3343   *cygwin*)
3344     echo "There are known problems with Emacs and Gtk+ on cygwin, so you
3345   will probably get a crash on startup.  If this happens, please use another
3346   toolkit for Emacs.  See etc/PROBLEMS for more information."
3347   ;;
3348   esac
3349 fi
3350
3351
3352
3353 # Remove any trailing slashes in these variables.
3354 [test "${prefix}" != NONE &&
3355   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3356 test "${exec_prefix}" != NONE &&
3357   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3358
3359 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3360 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3361 ## from Makefile.c can correctly provide the arg `-traditional' to the
3362 ## C preprocessor.
3363
3364 AC_EGREP_CPP(yes..yes,
3365         [yes..yes],
3366         CPP_NEED_TRADITIONAL=no,
3367         CPP_NEED_TRADITIONAL=yes)
3368
3369 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3370         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
3371         lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
3372
3373 ### Make the necessary directories, if they don't exist.
3374 for dir in etc lisp ; do
3375   test -d ${dir} || mkdir ${dir}
3376 done
3377
3378 # Build src/Makefile from ${srcdir}/src/Makefile.c
3379 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3380 # This must be done after src/config.h is built, since we rely on that file.
3381
3382 # Now get this: Some word that is part of the ${srcdir} directory name
3383 # or the ${configuration} value might, just might, happen to be an
3384 # identifier like `sun4' or `i386' or something, and be predefined by
3385 # the C preprocessor to some helpful value like 1, or maybe the empty
3386 # string.  Needless to say consequent macro substitutions are less
3387 # than conducive to the makefile finding the correct directory.
3388 [undefs="`echo $top_srcdir $configuration $canonical |
3389 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3390     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3391 `"]
3392
3393 echo creating src/epaths.h
3394 ${MAKE-make} epaths-force
3395
3396 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3397 # `..' to `. .'  unless invoked with -traditional
3398
3399 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3400   CPPFLAGS="$CPPFLAGS -traditional"
3401 fi
3402
3403 echo creating lib-src/Makefile
3404 ( cd lib-src
3405   rm -f junk.c junk1.c junk2.c
3406   sed -e '/start of cpp stuff/q' \
3407       < Makefile.c > junk1.c
3408   sed -e '1,/start of cpp stuff/d'\
3409       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3410       < Makefile.c > junk.c
3411   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3412       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3413   cat junk1.c junk2.c > Makefile.new
3414   rm -f junk.c junk1.c junk2.c
3415   chmod 444 Makefile.new
3416   mv -f Makefile.new Makefile
3417 )
3418
3419 echo creating src/Makefile
3420 ( cd src
3421   rm -f junk.c junk1.c junk2.c
3422   sed -e '/start of cpp stuff/q' \
3423       < Makefile.c > junk1.c
3424   sed -e '1,/start of cpp stuff/d'\
3425       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3426       < Makefile.c > junk.c
3427   if test -f ${srcdir}/admin/unidata/UnicodeData.txt; then
3428     CPPFLAGS="$CPPFLAGS -DHAVE_UNIDATA"
3429   fi
3430   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3431       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3432   cat junk1.c junk2.c > Makefile.new
3433   rm -f junk.c junk1.c junk2.c
3434   chmod 444 Makefile.new
3435   mv -f Makefile.new Makefile
3436 )
3437
3438 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3439   echo creating src/.gdbinit
3440   echo source $srcdir/src/.gdbinit > src/.gdbinit
3441 fi
3442
3443 # This is how we know whether to re-run configure in certain cases.
3444 touch src/config.stamp
3445
3446 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3447
3448 m4_if(dnl       Do not change this comment
3449    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3450 )dnl