code.delx.au - gnu-emacs/blob - configure.in

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