configure.in

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