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

   1 dnl  Autoconf script for GNU Emacs
   2 dnl To rebuild the `configure' script from this, execute the command
   3 dnl     autoconf
   4 dnl in the directory containing this script.
   5 dnl
   6 dnl  Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
   7 dnl  Free Software Foundation, Inc.
   8 dnl
   9 dnl  This file is part of GNU Emacs.
  10 dnl
  11 dnl  GNU Emacs is free software; you can redistribute it and/or modify
  12 dnl  it under the terms of the GNU General Public License as published by
  13 dnl  the Free Software Foundation; either version 2, or (at your option)
  14 dnl  any later version.
  15 dnl
  16 dnl  GNU Emacs is distributed in the hope that it will be useful,
  17 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 dnl  GNU General Public License for more details.
  20 dnl
  21 dnl  You should have received a copy of the GNU General Public License
  22 dnl  along with GNU Emacs; see the file COPYING.  If not, write to the
  23 dnl  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  24 dnl  Boston, MA 02110-1301, USA.
  25
  26 AC_PREREQ(2.61)dnl
  27 AC_INIT(src/lisp.h)
  28 AC_CONFIG_HEADER(src/config.h:src/config.in)
  29
  30 dnl Support for --program-prefix, --program-suffix and
  31 dnl --program-transform-name options
  32 AC_ARG_PROGRAM
  33
  34 lispdir='${datadir}/emacs/${version}/lisp'
  35 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
  36 '${datadir}/emacs/site-lisp'
  37 lisppath='${locallisppath}:${lispdir}:${datadir}/emacs/${version}/leim'
  38 etcdir='${datadir}/emacs/${version}/etc'
  39 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  40 docdir='${datadir}/emacs/${version}/etc'
  41 gamedir='${localstatedir}/games/emacs'
  42
  43 gameuser=games
  44
  45 AC_ARG_WITH(gcc,
  46 [  --without-gcc           don't use GCC to compile Emacs if GCC is found])
  47 AC_ARG_WITH(pop,
  48 [  --without-pop           don't support POP mail retrieval with movemail],
  49 [if test "$withval" = yes; then
  50    AC_DEFINE(MAIL_USE_POP)
  51 else :
  52 fi],
  53 AC_DEFINE(MAIL_USE_POP))
  54 AH_TEMPLATE(MAIL_USE_POP, [Define to support POP mail retrieval.])dnl
  55 AC_ARG_WITH(kerberos,
  56 [  --with-kerberos         support Kerberos-authenticated POP],
  57 [if test "$withval" = yes; then
  58    AC_DEFINE(KERBEROS)
  59 fi])
  60 AH_TEMPLATE(KERBEROS,
  61             [Define to support Kerberos-authenticated POP mail retrieval.])dnl
  62 AC_ARG_WITH(kerberos5,
  63 [  --with-kerberos5        support Kerberos version 5 authenticated POP],
  64 [if test "${with_kerberos5+set}" = set; then
  65   if test "${with_kerberos+set}" != set; then
  66     with_kerberos=yes
  67     AC_DEFINE(KERBEROS)
  68   fi
  69   AC_DEFINE(KERBEROS5, 1, [Define to use Kerberos 5 instead of Kerberos 4.])
  70 fi])
  71 AC_ARG_WITH(hesiod,
  72 [  --with-hesiod           support Hesiod to get the POP server host],
  73 [if test "$withval" = yes; then
  74   AC_DEFINE(HESIOD, 1, [Define to support using a Hesiod database to find the POP server.])
  75 fi])
  76
  77 AC_ARG_WITH(sound,
  78 [  --without-sound         don't compile with sound support])
  79
  80 dnl This should be the last --with option, because --with-x is
  81 dnl added later on when we find the path of X, and it's best to
  82 dnl keep them together visually.
  83 AC_ARG_WITH(x-toolkit,
  84 [  --with-x-toolkit=KIT    use an X toolkit
  85                               (KIT = yes/lucid/athena/motif/gtk/no)],
  86 [         case "${withval}" in
  87             y | ye | yes )      val=gtk ;;
  88             n | no )            val=no  ;;
  89             l | lu | luc | luci | lucid )       val=lucid ;;
  90             a | at | ath | athe | athen | athena )      val=athena ;;
  91             m | mo | mot | moti | motif )       val=motif ;;
  92             g | gt | gtk  )     val=gtk ;;
  93 dnl These don't currently work.
  94 dnl         o | op | ope | open | open- | open-l | open-lo \
  95 dnl             | open-loo | open-look )        val=open-look ;;
  96             * )
  97 dnl AC_MSG_ERROR([the `--with-x-toolkit' option is supposed to have a value
  98 dnl which is `yes', `no', `lucid', `athena', `motif' or `open-look'.])
  99 AC_MSG_ERROR([`--with-x-toolkit=$withval' is invalid\;
 100 this option's value should be `yes', `no', `lucid', `athena', `motif' or `gtk'.
 101 Currently, `yes' and `gtk', and `athena' and `lucid' are synonyms.])
 102             ;;
 103           esac
 104           with_x_toolkit=$val
 105 ])
 106 AC_ARG_WITH(xpm,
 107 [  --with-xpm              use -lXpm for displaying XPM images])
 108 AC_ARG_WITH(jpeg,
 109 [  --with-jpeg             use -ljpeg for displaying JPEG images])
 110 AC_ARG_WITH(tiff,
 111 [  --with-tiff             use -ltiff for displaying TIFF images])
 112 AC_ARG_WITH(gif,
 113 [  --with-gif              use -lungif for displaying GIF images])
 114 AC_ARG_WITH(png,
 115 [  --with-png              use -lpng for displaying PNG images])
 116 AC_ARG_WITH(freetype,
 117 [  --with-freetype         use -lfreetype for local fonts support])
 118 AC_ARG_WITH(xft,
 119 [  --with-xft              use -lXft for anti aliased fonts])
 120 AC_ARG_WITH(gpm,
 121 [  --with-gpm              use -lgpm for mouse support on a GNU/Linux console])
 122 AC_ARG_WITH(gtk,
 123 [  --with-gtk              use GTK (same as --with-x-toolkit=gtk)])
 124 AC_ARG_WITH(pkg-config-prog,
 125 [  --with-pkg-config-prog  Path to pkg-config to use for finding GTK])
 126 AC_ARG_WITH(toolkit-scroll-bars,
 127 [  --without-toolkit-scroll-bars
 128                           don't use Motif or Xaw3d scroll bars])
 129 AC_ARG_WITH(xim,
 130 [  --without-xim           don't use X11 XIM])
 131 AC_ARG_WITH(carbon,
 132 [  --without-carbon        don't use Carbon GUI on Mac OS X])
 133 AC_ARG_ENABLE(carbon-app,
 134 [[  --enable-carbon-app[=DIR]  [DIR=/Application]
 135                           specify install directory for Emacs.app on Mac OS X]],
 136 [ carbon_appdir_x=${enableval}])
 137
 138 AC_ARG_ENABLE(font-backend,
 139 [  --enable-font-backend   compile code of font-backend support],
 140       USE_FONT_BACKEND=$enableval,
 141       USE_FONT_BACKEND=no)
 142
 143 AC_ARG_ENABLE(asserts,
 144 [  --enable-asserts        compile code with asserts enabled],
 145       USE_XASSERTS=$enableval,
 146       USE_XASSERTS=no)
 147
 148 AC_ARG_ENABLE(maintainer-mode,
 149 [  --enable-maintainer-mode enable make rules and dependencies not useful
 150                           (and sometimes confusing) to the casual installer],
 151       USE_MAINTAINER_MODE=$enableval,
 152       USE_MAINTAINER_MODE=no)
 153 if test $USE_MAINTAINER_MODE = yes; then
 154   MAINT=
 155 else
 156   MAINT=#
 157 fi
 158 AC_SUBST(MAINT)
 159
 160 AC_ARG_ENABLE(locallisppath,
 161 [  --enable-locallisppath=PATH
 162                           directories Emacs should search for lisp files
 163                           specific to this site],
 164 if test "${enableval}" = "no"; then
 165   locallisppath=
 166 elif test "${enableval}" != "yes"; then
 167   locallisppath=${enableval}
 168 fi)
 169
 170 #### Make srcdir absolute, if it isn't already.  It's important to
 171 #### avoid running the path through pwd unnecessarily, since pwd can
 172 #### give you automounter prefixes, which can go away.  We do all this
 173 #### so Emacs can find its files when run uninstalled.
 174 ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
 175 unset CDPATH
 176 case "${srcdir}" in
 177   /* ) ;;
 178   . )
 179     ## We may be able to use the $PWD environment variable to make this
 180     ## absolute.  But sometimes PWD is inaccurate.
 181     ## Note: we used to use ${PWD} at the end instead of `pwd`,
 182     ## but that tested only for a well-formed and valid PWD,
 183     ## it did not object when PWD was well-formed and valid but just wrong.
 184     if test ".${PWD}" != "." && test ".`(cd ${PWD} ; sh -c pwd)`" = ".`pwd`"  ;
 185     then
 186       srcdir="$PWD"
 187     else
 188       srcdir="`(cd ${srcdir}; pwd)`"
 189     fi
 190   ;;
 191   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 192 esac
 193
 194 #### Check if the source directory already has a configured system in it.
 195 if test `pwd` != `(cd ${srcdir} && pwd)` \
 196    && test -f "${srcdir}/src/config.h" ; then
 197   AC_MSG_WARN([[The directory tree `${srcdir}' is being used
 198    as a build directory right now; it has been configured in its own
 199    right.  To configure in another directory as well, you MUST
 200    use GNU make.  If you do not have GNU make, then you must
 201    now do `make distclean' in ${srcdir},
 202    and then run $0 again.]])
 203 fi
 204
 205 #### Given the configuration name, set machfile and opsysfile to the
 206 #### names of the m/*.h and s/*.h files we should use.
 207
 208 ### Canonicalize the configuration name.
 209
 210 AC_CANONICAL_HOST
 211 canonical=$host
 212 configuration=${host_alias-${build_alias-$host}}
 213
 214 dnl This used to use changequote, but, apart from `changequote is evil'
 215 dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
 216 dnl the great gob of text.  Thus it's not processed for possible expansion.
 217 dnl Just make sure the brackets remain balanced.
 218 dnl
 219 dnl Since Emacs can't find matching pairs of quotes, boundaries are
 220 dnl indicated by comments.
 221 dnl quotation begins
 222 [
 223
 224 ### If you add support for a new configuration, add code to this
 225 ### switch statement to recognize your configuration name and select
 226 ### the appropriate operating system and machine description files.
 227
 228 ### You would hope that you could choose an m/*.h file pretty much
 229 ### based on the machine portion of the configuration name, and an s-
 230 ### file based on the operating system portion.  However, it turns out
 231 ### that each m/*.h file is pretty manufacturer-specific - for
 232 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 233 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 234 ### machines.  So we basically have to have a special case for each
 235 ### configuration name.
 236 ###
 237 ### As far as handling version numbers on operating systems is
 238 ### concerned, make sure things will fail in a fixable way.  If
 239 ### /etc/MACHINES doesn't say anything about version numbers, be
 240 ### prepared to handle anything reasonably.  If version numbers
 241 ### matter, be sure /etc/MACHINES says something about it.
 242 ###
 243 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 244 ### "System V Release 4"; he writes, "The old convention encouraged
 245 ### confusion between `system' and `release' levels'."
 246
 247 machine='' opsys='' unported=no
 248 case "${canonical}" in
 249
 250   ## FreeBSD ports
 251   *-*-freebsd* )
 252     opsys=freebsd
 253     case "${canonical}" in
 254       alpha*-*-freebsd*)        machine=alpha ;;
 255       ia64-*-freebsd*)          machine=ia64 ;;
 256       sparc64-*-freebsd*)       machine=sparc ;;
 257       powerpc-*-freebsd*)       machine=macppc ;;
 258       i[3456]86-*-freebsd*)     machine=intel386 ;;
 259       amd64-*-freebsd*|x86_64-*-freebsd*) machine=amdx86-64 ;;
 260     esac
 261   ;;
 262
 263   ## NetBSD ports
 264   *-*-netbsd* )
 265     opsys=netbsd
 266     if test -f /usr/lib/crti.o; then]
 267 dnl The close and open brackets here are because this section is quoted --
 268 dnl see the `changequote' comment above.
 269       AC_DEFINE(HAVE_CRTIN, [], [Define to 1 if you have /usr/lib/crti.o.])
 270 [   fi
 271
 272     case "${canonical}" in
 273       alpha*-*-netbsd*) machine=alpha ;;
 274       i[3456]86-*-netbsd*) machine=intel386 ;;
 275       m68k-*-netbsd*)
 276                         # This is somewhat bogus.
 277                         machine=hp9000s300 ;;
 278       mips-*-netbsd*)   machine=pmax ;;
 279       mipsel-*-netbsd*) machine=pmax ;;
 280       mipseb-*-netbsd*) machine=pmax ;;
 281       ns32k-*-netbsd*)  machine=ns32000 ;;
 282       powerpc-*-netbsd*) machine=macppc ;;
 283       sparc*-*-netbsd*) machine=sparc ;;
 284       vax-*-netbsd*)    machine=vax ;;
 285       arm-*-netbsd*)    machine=arm ;;
 286       x86_64-*-netbsd*) machine=amdx86-64 ;;
 287       hppa-*-netbsd*)   machine=hp800 ;;
 288       shle-*-netbsd*)   machine=sh3el ;;
 289     esac
 290   ;;
 291
 292   ## OpenBSD ports
 293   *-*-openbsd* )
 294     opsys=openbsd
 295     case "${canonical}" in
 296       alpha*-*-openbsd*)        machine=alpha ;;
 297       arm-*-openbsd*)          machine=arm ;;
 298       hppa-*-openbsd*)         machine=hp9000s300 ;;
 299       i386-*-openbsd*)         machine=intel386 ;;
 300       m68k-*-openbsd*)         machine=hp9000s300 ;;
 301       m88k-*-openbsd*)         machine=aviion ;;
 302       mips64-*-openbsd*)       machine=mips64 ;;
 303       powerpc-*-openbsd*)      machine=macppc ;;
 304       sh-*-openbsd*)           machine=sh3el ;;
 305       sparc*-*-openbsd*)       machine=sparc ;;
 306       vax-*-openbsd*)          machine=vax ;;
 307       x86_64-*-openbsd*)       machine=amdx86-64 ;;
 308     esac
 309   ;;
 310
 311   ## LynxOS ports
 312   *-*-lynxos* )
 313     opsys=lynxos
 314     case "${canonical}" in
 315       i[3456]86-*-lynxos*) machine=intel386 ;;
 316       powerpc-*-lynxos*) machine=powerpc ;;
 317     esac
 318   ;;
 319
 320   ## Acorn RISCiX:
 321   arm-acorn-riscix1.1* )
 322     machine=acorn opsys=riscix1-1
 323   ;;
 324   arm-acorn-riscix1.2* | arm-acorn-riscix )
 325     ## This name is riscix12 instead of riscix1.2
 326     ## to avoid a file name conflict on MSDOS.
 327     machine=acorn opsys=riscix12
 328   ;;
 329
 330   ## BSDI ports
 331   *-*-bsdi* )
 332     opsys=bsdi
 333     case "${canonical}" in
 334       i[345]86-*-bsdi*) machine=intel386 ;;
 335       sparc-*-bsdi*)  machine=sparc ;;
 336       powerpc-*-bsdi*)  machine=macppc ;;
 337     esac
 338     case "${canonical}" in
 339       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 340       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 341       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 342       *-*-bsdi3* )              opsys=bsdos3 ;;
 343       *-*-bsdi[45]* )           opsys=bsdos4 ;;
 344     esac
 345   ;;
 346
 347   ## Alliant machines
 348   ## Strictly speaking, we need the version of the alliant operating
 349   ## system to choose the right machine file, but currently the
 350   ## configuration name doesn't tell us enough to choose the right
 351   ## one; we need to give alliants their own operating system name to
 352   ## do this right.  When someone cares, they can help us.
 353   fx80-alliant-* )
 354     machine=alliant4 opsys=bsd4-2
 355   ;;
 356   i860-alliant-* )
 357     machine=alliant-2800 opsys=bsd4-3
 358   ;;
 359
 360   ## Alpha (DEC) machines.
 361   alpha*-dec-osf* )
 362     machine=alpha opsys=osf1
 363     # This is needed to find X11R6.1 libraries for certain tests.
 364     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 365     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 366     # NON_GNU_CPP is necessary on 5.0 to avoid mangling src/Makefile
 367     # due to non-traditional preprocessing with the current compiler
 368     # defaults.  OSF 4 can also have that compiler version, and there
 369     # seems always to have been a usable /usr/bin/cpp.
 370     NON_GNU_CPP=/usr/bin/cpp
 371     case "${canonical}" in
 372     alpha*-dec-osf[5-9]*)
 373       opsys=osf5-0 ;;
 374     esac
 375   ;;
 376
 377   alpha*-*-linux-gnu* )
 378     machine=alpha opsys=gnu-linux
 379   ;;
 380
 381   arm*-*-linux-gnu* )
 382     machine=arm opsys=gnu-linux
 383   ;;
 384
 385   ## Altos 3068
 386   m68*-altos-sysv* )
 387     machine=altos opsys=usg5-2
 388   ;;
 389
 390   ## Amdahl UTS
 391   580-amdahl-sysv* )
 392     machine=amdahl opsys=usg5-2-2
 393   ;;
 394
 395   ## Apollo, Domain/OS
 396   m68*-apollo-* )
 397     machine=apollo opsys=bsd4-3
 398   ;;
 399
 400   ## Apple Darwin / Mac OS X
 401   *-apple-darwin* )
 402     case "${canonical}" in
 403       i[3456]86-* )  machine=intel386 ;;
 404       powerpc-* )    machine=powermac ;;
 405       * )            unported=yes ;;
 406     esac
 407     opsys=darwin
 408     # Define CPP as follows to make autoconf work correctly.
 409     CPP="${CC-cc} -E -no-cpp-precomp"
 410     # Use fink packages if available.
 411     if test -d /sw/include && test -d /sw/lib; then
 412       GCC_TEST_OPTIONS="-I/sw/include -L/sw/lib"
 413       CPP="${CPP} ${GCC_TEST_OPTIONS}"
 414       NON_GCC_TEST_OPTIONS=${GCC_TEST_OPTIONS}
 415     fi
 416   ;;
 417
 418   ## AT&T 3b2, 3b5, 3b15, 3b20
 419   we32k-att-sysv* )
 420     machine=att3b opsys=usg5-2-2
 421   ;;
 422
 423   ## AT&T 3b1 - The Mighty Unix PC!
 424   m68*-att-sysv* )
 425     machine=7300 opsys=usg5-2-2
 426   ;;
 427
 428   ## Bull dpx20
 429   rs6000-bull-bosx* )
 430     machine=ibmrs6000 opsys=aix3-2
 431   ;;
 432
 433   ## Bull dpx2
 434   m68*-bull-sysv3* )
 435     machine=dpx2 opsys=usg5-3
 436   ;;
 437
 438   ## Bull sps7
 439   m68*-bull-sysv2* )
 440     machine=sps7 opsys=usg5-2
 441   ;;
 442
 443   ## CCI 5/32, 6/32 -- see "Tahoe".
 444
 445   ## Celerity
 446   ## I don't know what configuration name to use for this; config.sub
 447   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 448   ## in touch with us!
 449   celerity-celerity-bsd* )
 450     machine=celerity opsys=bsd4-2
 451   ;;
 452
 453   ## Clipper
 454   ## What operating systems does this chip run that Emacs has been
 455   ## tested on?
 456   clipper-* )
 457     machine=clipper
 458     ## We'll use the catch-all code at the bottom to guess the
 459     ## operating system.
 460   ;;
 461
 462   ## Compaq Nonstop
 463   mips-compaq-nonstopux* )
 464     machine=nonstopux opsys=nonstopux
 465     ;;
 466
 467   ## Convex
 468   *-convex-bsd* | *-convex-convexos* )
 469     machine=convex opsys=bsd4-3
 470     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 471     NON_GNU_CPP="cc -E -P"
 472   ;;
 473
 474   ## Cubix QBx/386
 475   i[3456]86-cubix-sysv* )
 476     machine=intel386 opsys=usg5-3
 477   ;;
 478
 479   ## Cydra 5
 480   cydra*-cydrome-sysv* )
 481     machine=cydra5 opsys=usg5-3
 482   ;;
 483
 484   ## Data General AViiON Machines
 485   ## DG changed naming conventions with the release of 5.4.4.10, they
 486   ## dropped the initial 5.4 but left the intervening R.  Because of the
 487   ## R this shouldn't conflict with older versions of the OS (which I
 488   ## think were named like dgux4.*). In addition, DG new AViiONs series
 489   ## uses either Motorola M88k or Intel Pentium CPUs.
 490   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 491     machine=aviion opsys=dgux4
 492   ;;
 493   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 494     ## This name is dgux5-4-3 instead of dgux5-4r3
 495     ## to avoid a file name conflict on MSDOS.
 496     machine=aviion opsys=dgux5-4-3
 497   ;;
 498   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 499     machine=aviion opsys=dgux5-4r2
 500   ;;
 501   m88k-dg-dgux* )
 502     machine=aviion opsys=dgux
 503   ;;
 504
 505   ## Data General AViiON Intel (x86) Machines
 506   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 507   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 508   i[345]86-dg-dguxR4* )
 509     machine=aviion-intel opsys=dgux4
 510   ;;
 511
 512   ## DECstations
 513   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 514     machine=pmax opsys=bsd4-2
 515   ;;
 516   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 517     machine=pmax opsys=bsd4-3
 518   ;;
 519   mips-dec-ultrix* )
 520     machine=pmax opsys=ultrix4-3
 521   ;;
 522   mips-dec-osf* )
 523     machine=pmax opsys=osf1
 524   ;;
 525   mips-dec-mach_bsd4.3* )
 526     machine=pmax opsys=mach-bsd4-3
 527   ;;
 528
 529   ## Motorola Delta machines
 530   m68k-motorola-sysv* | m68000-motorola-sysv* )
 531     machine=delta opsys=usg5-3
 532     if test -z "`type gnucc | grep 'not found'`"
 533     then
 534       if test -s /etc/167config
 535       then CC="gnucc -m68040"
 536       else CC="gnucc -m68881"
 537       fi
 538     else
 539       if test -z "`type gcc | grep 'not found'`"
 540       then CC=gcc
 541       else CC=cc
 542       fi
 543     fi
 544   ;;
 545   m88k-motorola-sysv4* )
 546     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 547     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 548     # I hope there are not other 4.0 versions for this machine
 549     # which really need usg5-4 instead.
 550     machine=delta88k opsys=usg5-4-2
 551   ;;
 552   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 553     machine=delta88k opsys=usg5-3
 554   ;;
 555
 556   ## Dual machines
 557   m68*-dual-sysv* )
 558     machine=dual opsys=usg5-2
 559   ;;
 560   m68*-dual-uniplus* )
 561     machine=dual opsys=unipl5-2
 562   ;;
 563
 564   ## Elxsi 6400
 565   elxsi-elxsi-sysv* )
 566     machine=elxsi opsys=usg5-2
 567   ;;
 568
 569   ## Encore machines
 570   ns16k-encore-bsd* )
 571     machine=ns16000 opsys=umax
 572   ;;
 573
 574   ## The GEC 63 - apparently, this port isn't really finished yet.
 575   #  I'm sure we finished off the last of the machines, though.  -- fx
 576
 577   ## Gould Power Node and NP1
 578   pn-gould-bsd4.2* )
 579     machine=gould opsys=bsd4-2
 580   ;;
 581   pn-gould-bsd4.3* )
 582     machine=gould opsys=bsd4-3
 583   ;;
 584   np1-gould-bsd* )
 585     machine=gould-np1 opsys=bsd4-3
 586   ;;
 587
 588   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 589   ## as far as Emacs is concerned).
 590   m88k-harris-cxux* )
 591     # Build needs to be different on 7.0 and later releases
 592     case "`uname -r`" in
 593        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 594        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 595     esac
 596     NON_GNU_CPP="/lib/cpp"
 597   ;;
 598   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 599   m68k-harris-cxux* )
 600     machine=nh3000 opsys=cxux
 601   ;;
 602   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 603   powerpc-harris-powerunix )
 604     machine=nh6000 opsys=powerunix
 605     NON_GNU_CPP="cc -Xo -E -P"
 606   ;;
 607   ## SR2001/SR2201 running HI-UX/MPP
 608   hppa1.1-hitachi-hiuxmpp* )
 609     machine=sr2k opsys=hiuxmpp
 610   ;;
 611   hppa1.1-hitachi-hiuxwe2* )
 612     machine=sr2k opsys=hiuxwe2
 613   ;;
 614   ## Honeywell XPS100
 615   xps*-honeywell-sysv* )
 616     machine=xps100 opsys=usg5-2
 617   ;;
 618
 619   ## HP 9000 series 200 or 300
 620   m68*-hp-bsd* )
 621     machine=hp9000s300 opsys=bsd4-3
 622   ;;
 623   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 624   m68*-hp-hpux* )
 625     case "`uname -r`" in
 626       ## Someone's system reports A.B8.05 for this.
 627       ## I wonder what other possibilities there are.
 628       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 629       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 630       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 631       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 632       *) machine=hp9000s300 opsys=hpux ;;
 633     esac
 634   ;;
 635
 636   ## HP 9000 series 700 and 800, running HP/UX
 637   hppa*-hp-hpux7* )
 638     machine=hp800 opsys=hpux
 639   ;;
 640   hppa*-hp-hpux8* )
 641     machine=hp800 opsys=hpux8
 642   ;;
 643   hppa*-hp-hpux9shr* )
 644     machine=hp800 opsys=hpux9shr
 645   ;;
 646   hppa*-hp-hpux9* )
 647     machine=hp800 opsys=hpux9
 648   ;;
 649   hppa*-hp-hpux10.2* )
 650     machine=hp800 opsys=hpux10-20
 651   ;;
 652   hppa*-hp-hpux10* )
 653     machine=hp800 opsys=hpux10
 654   ;;
 655   hppa*-hp-hpux1[1-9]* )
 656     machine=hp800 opsys=hpux11
 657     CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS"
 658   ;;
 659
 660   hppa*-*-linux-gnu* )
 661     machine=hp800 opsys=gnu-linux
 662   ;;
 663
 664   ## HP 9000 series 700 and 800, running HP/UX
 665   hppa*-hp-hpux* )
 666     ## Cross-compilation?  Nah!
 667     case "`uname -r`" in
 668       ## Someone's system reports A.B8.05 for this.
 669       ## I wonder what other possibilities there are.
 670       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 671       *.08.* ) machine=hp800 opsys=hpux8 ;;
 672       *.09.* ) machine=hp800 opsys=hpux9 ;;
 673       *) machine=hp800 opsys=hpux10 ;;
 674     esac
 675   ;;
 676   hppa*-*-nextstep* )
 677     machine=hp800 opsys=nextstep
 678   ;;
 679
 680   ## Orion machines
 681   orion-orion-bsd* )
 682     machine=orion opsys=bsd4-2
 683   ;;
 684   clipper-orion-bsd* )
 685     machine=orion105 opsys=bsd4-2
 686   ;;
 687
 688   ## IBM machines
 689   i[3456]86-ibm-aix1.1* )
 690     machine=ibmps2-aix opsys=usg5-2-2
 691   ;;
 692   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 693     machine=ibmps2-aix opsys=usg5-3
 694   ;;
 695   i370-ibm-aix*)
 696     machine=ibm370aix opsys=usg5-3
 697   ;;
 698   s390-*-linux-gnu* )
 699     machine=ibms390 opsys=gnu-linux
 700   ;;
 701   s390x-*-linux-gnu* )
 702     machine=ibms390x opsys=gnu-linux
 703   ;;
 704   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 705     machine=ibmrs6000 opsys=aix3-1
 706   ;;
 707   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 708     machine=ibmrs6000 opsys=aix3-2-5
 709   ;;
 710   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 711     machine=ibmrs6000 opsys=aix4-1
 712   ;;
 713   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 714     machine=ibmrs6000 opsys=aix4-2
 715   ;;
 716   rs6000-ibm-aix4.3* | powerpc-ibm-aix4.3*  )
 717     machine=ibmrs6000 opsys=aix4-2
 718   ;;
 719   rs6000-ibm-aix5* | powerpc-ibm-aix5*  )
 720     machine=ibmrs6000 opsys=aix4-2
 721   ;;
 722   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 723     machine=ibmrs6000 opsys=aix4
 724   ;;
 725   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 726     machine=ibmrs6000 opsys=aix4-1
 727   ;;
 728   rs6000-ibm-aix* | powerpc-ibm-aix* )
 729     machine=ibmrs6000 opsys=aix3-2
 730   ;;
 731   romp-ibm-bsd4.3* )
 732     machine=ibmrt opsys=bsd4-3
 733   ;;
 734   romp-ibm-bsd4.2* )
 735     machine=ibmrt opsys=bsd4-2
 736   ;;
 737   romp-ibm-aos4.3* )
 738     machine=ibmrt opsys=bsd4-3
 739   ;;
 740   romp-ibm-aos4.2* )
 741     machine=ibmrt opsys=bsd4-2
 742   ;;
 743   romp-ibm-aos* )
 744     machine=ibmrt opsys=bsd4-3
 745   ;;
 746   romp-ibm-bsd* )
 747     machine=ibmrt opsys=bsd4-3
 748   ;;
 749   romp-ibm-aix* )
 750     machine=ibmrt-aix opsys=usg5-2-2
 751   ;;
 752
 753   ## Integrated Solutions `Optimum V'
 754   m68*-isi-bsd4.2* )
 755     machine=isi-ov opsys=bsd4-2
 756   ;;
 757   m68*-isi-bsd4.3* )
 758     machine=isi-ov opsys=bsd4-3
 759   ;;
 760
 761   ## Intel 386 machines where we do care about the manufacturer
 762   i[3456]86-intsys-sysv* )
 763     machine=is386 opsys=usg5-2-2
 764   ;;
 765
 766   ## Prime EXL
 767   i[3456]86-prime-sysv* )
 768     machine=i386 opsys=usg5-3
 769   ;;
 770
 771   ## Sequent Symmetry running Dynix
 772   i[3456]86-sequent-bsd* )
 773     machine=symmetry opsys=bsd4-3
 774   ;;
 775
 776   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 777   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 778     machine=sequent-ptx opsys=ptx4
 779     NON_GNU_CPP=/lib/cpp
 780   ;;
 781
 782   ## Sequent Symmetry running DYNIX/ptx
 783   ## Use the old cpp rather than the newer ANSI one.
 784   i[3456]86-sequent-ptx* )
 785     machine=sequent-ptx opsys=ptx
 786     NON_GNU_CPP="/lib/cpp"
 787   ;;
 788
 789   ## ncr machine running svr4.3.
 790   i[3456]86-ncr-sysv4.3 )
 791     machine=ncr386 opsys=usg5-4-3
 792   ;;
 793
 794   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 795   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 796   i[3456]86-ncr-sysv* )
 797     machine=ncr386 opsys=usg5-4-2
 798   ;;
 799
 800   ## Intel Paragon OSF/1
 801   i860-intel-osf1* )
 802     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 803   ;;
 804
 805   ## Intel 860
 806   i860-*-sysv4* )
 807     machine=i860 opsys=usg5-4
 808     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 809     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 810   ;;
 811
 812   ## Macintosh PowerPC
 813   powerpc*-*-linux-gnu* )
 814     machine=macppc opsys=gnu-linux
 815   ;;
 816
 817   ## Masscomp machines
 818   m68*-masscomp-rtu* )
 819     machine=masscomp opsys=rtu
 820   ;;
 821
 822   ## Megatest machines
 823   m68*-megatest-bsd* )
 824     machine=mega68 opsys=bsd4-2
 825   ;;
 826
 827   ## Workstations sold by MIPS
 828   ## This is not necessarily all workstations using the MIPS processor -
 829   ## Irises are produced by SGI, and DECstations by DEC.
 830
 831   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 832   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 833   ## it gives for choosing between the alternatives seems to be "Use
 834   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 835   ## the BSD world."  I'll assume that these are instructions for
 836   ## handling two odd situations, and that every other situation
 837   ## should use mips.h and usg5-2-2, they being listed first.
 838   mips-mips-usg* )
 839     machine=mips4
 840     ## Fall through to the general code at the bottom to decide on the OS.
 841   ;;
 842   mips-mips-riscos4* )
 843     machine=mips4 opsys=bsd4-3
 844     NON_GNU_CC="cc -systype bsd43"
 845     NON_GNU_CPP="cc -systype bsd43 -E"
 846   ;;
 847   mips-mips-riscos5* )
 848     machine=mips4 opsys=riscos5
 849     NON_GNU_CC="cc -systype bsd43"
 850     NON_GNU_CPP="cc -systype bsd43 -E"
 851   ;;
 852   mips-mips-bsd* )
 853     machine=mips opsys=bsd4-3
 854   ;;
 855   mips-mips-* )
 856     machine=mips opsys=usg5-2-2
 857   ;;
 858
 859   ## NeXT
 860   m68*-next-* | m68k-*-nextstep* )
 861     machine=m68k opsys=nextstep
 862   ;;
 863
 864   ## The complete machine from National Semiconductor
 865   ns32k-ns-genix* )
 866     machine=ns32000 opsys=usg5-2
 867   ;;
 868
 869   ## NCR machines
 870   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 871     machine=tower32 opsys=usg5-2-2
 872   ;;
 873   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 874     machine=tower32v3 opsys=usg5-3
 875   ;;
 876
 877   ## NEC EWS4800
 878   mips-nec-sysv4*)
 879   machine=ews4800 opsys=ux4800
 880   ;;
 881
 882   ## Nixdorf Targon 31
 883   m68*-nixdorf-sysv* )
 884     machine=targon31 opsys=usg5-2-2
 885   ;;
 886
 887   ## Nu (TI or LMI)
 888   m68*-nu-sysv* )
 889     machine=nu opsys=usg5-2
 890   ;;
 891
 892   ## Plexus
 893   m68*-plexus-sysv* )
 894     machine=plexus opsys=usg5-2
 895   ;;
 896
 897   ## Pyramid machines
 898   ## I don't really have any idea what sort of processor the Pyramid has,
 899   ## so I'm assuming it is its own architecture.
 900   pyramid-pyramid-bsd* )
 901     machine=pyramid opsys=bsd4-2
 902   ;;
 903
 904   ## Sequent Balance
 905   ns32k-sequent-bsd4.2* )
 906     machine=sequent opsys=bsd4-2
 907   ;;
 908   ns32k-sequent-bsd4.3* )
 909     machine=sequent opsys=bsd4-3
 910   ;;
 911
 912   ## Siemens Nixdorf
 913   mips-siemens-sysv* | mips-sni-sysv*)
 914     machine=mips-siemens opsys=usg5-4
 915     NON_GNU_CC=/usr/ccs/bin/cc
 916     NON_GNU_CPP=/usr/ccs/lib/cpp
 917   ;;
 918
 919   ## Silicon Graphics machines
 920   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 921   m68*-sgi-iris3.5* )
 922     machine=irist opsys=iris3-5
 923   ;;
 924   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 925     machine=irist opsys=iris3-6
 926   ;;
 927   ## Iris 4D
 928   mips-sgi-irix3* )
 929     machine=iris4d opsys=irix3-3
 930   ;;
 931   mips-sgi-irix4* )
 932     machine=iris4d opsys=irix4-0
 933   ;;
 934   mips-sgi-irix6.5 )
 935     machine=iris4d opsys=irix6-5
 936     # Without defining _LANGUAGE_C, things get masked out in the headers
 937     # so that, for instance, grepping for `free' in stdlib.h fails and
 938     # AC_HEADER_STD_C fails.   (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
 939     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 940     NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
 941   ;;
 942   mips-sgi-irix6* )
 943     machine=iris4d opsys=irix6-0
 944     # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
 945     # but presumably it does no harm.
 946     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 947     # -32 probably isn't necessary in later v.6s -- anyone know which?
 948     NON_GCC_TEST_OPTIONS=-32
 949   ;;
 950   mips-sgi-irix5.[01]* )
 951     machine=iris4d opsys=irix5-0
 952   ;;
 953   mips-sgi-irix5* | mips-sgi-irix* )
 954     machine=iris4d opsys=irix5-2
 955   ;;
 956
 957   ## SONY machines
 958   m68*-sony-bsd4.2* )
 959     machine=news opsys=bsd4-2
 960   ;;
 961   m68*-sony-bsd4.3* )
 962     machine=news opsys=bsd4-3
 963   ;;
 964   m68*-sony-newsos3* | m68*-sony-news3*)
 965     machine=news opsys=bsd4-3
 966   ;;
 967   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 968     machine=news-risc opsys=bsd4-3
 969   ;;
 970   mips-sony-newsos6* )
 971     machine=news-r6 opsys=newsos6
 972   ;;
 973   mips-sony-news* )
 974     machine=news-risc opsys=newsos5
 975   ;;
 976
 977   ## Stride
 978   m68*-stride-sysv* )
 979     machine=stride opsys=usg5-2
 980   ;;
 981
 982   ## Suns
 983   sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
 984     machine=sparc opsys=gnu-linux
 985   ;;
 986
 987   *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 988     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 989     | rs6000-*-solaris2*)
 990     case "${canonical}" in
 991       m68*-sunos1* )    machine=sun1 ;;
 992       m68*-sunos2* )    machine=sun2 ;;
 993       m68* )            machine=sun3 ;;
 994       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 995       i[3456]86-*-* )     machine=intel386 ;;
 996       amd64-*-*|x86_64-*-*)     machine=amdx86-64 ;;
 997       powerpcle* )      machine=powerpcle ;;
 998       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 999       sparc* )          machine=sparc ;;
1000       * )               unported=yes ;;
1001     esac
1002     case "${canonical}" in
1003       ## The Sun386 didn't get past 4.0.
1004       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
1005       *-sunos4.0*         ) opsys=sunos4-0 ;;
1006       *-sunos4.1.[3-9]*noshare )
1007                 ## This name is sunos413 instead of sunos4-1-3
1008                 ## to avoid a file name conflict on MSDOS.
1009                 opsys=sunos413
1010                 NON_GNU_CPP=/usr/lib/cpp
1011                 NON_GCC_TEST_OPTIONS=-Bstatic
1012                 GCC_TEST_OPTIONS=-static
1013                 ;;
1014       *-sunos4.1.[3-9]* | *-sunos4shr*)
1015                 opsys=sunos4shr
1016                 NON_GNU_CPP=/usr/lib/cpp
1017                 ;;
1018       *-sunos4* | *-sunos )
1019                 opsys=sunos4-1
1020                 NON_GCC_TEST_OPTIONS=-Bstatic
1021                 GCC_TEST_OPTIONS=-static
1022                 ;;
1023       *-sunos5.3* | *-solaris2.3* )
1024                 opsys=sol2-3
1025                 NON_GNU_CPP=/usr/ccs/lib/cpp
1026                 ;;
1027       *-sunos5.4* | *-solaris2.4* )
1028                 opsys=sol2-4
1029                 NON_GNU_CPP=/usr/ccs/lib/cpp
1030                 RANLIB="ar -ts"
1031                 ;;
1032       *-sunos5.5* | *-solaris2.5* )
1033                 opsys=sol2-5
1034                 NON_GNU_CPP=/usr/ccs/lib/cpp
1035                 RANLIB="ar -ts"
1036                 ;;
1037       *-sunos5.6* | *-solaris2.6* )
1038                 opsys=sol2-6
1039                 NON_GNU_CPP=/usr/ccs/lib/cpp
1040                 RANLIB="ar -ts"
1041                 ;;
1042       *-sunos5* | *-solaris* )
1043                 opsys=sol2-6
1044                 emacs_check_sunpro_c=yes
1045                 NON_GNU_CPP=/usr/ccs/lib/cpp
1046                 ;;
1047       *                   ) opsys=bsd4-2   ;;
1048     esac
1049     ## Watch out for a compiler that we know will not work.
1050     case "${canonical}" in
1051      *-solaris* | *-sunos5* )
1052                 if [ "x$CC" = x/usr/ucb/cc ]; then
1053                   ## /usr/ucb/cc doesn't work;
1054                   ## we should find some other compiler that does work.
1055                   unset CC
1056                 fi
1057                 ;;
1058       *) ;;
1059     esac
1060   ;;
1061   sparc-*-nextstep* )
1062     machine=sparc opsys=nextstep
1063   ;;
1064
1065   ## Tadpole 68k
1066   m68*-tadpole-sysv* )
1067     machine=tad68k opsys=usg5-3
1068   ;;
1069
1070   ## Tahoe machines
1071   tahoe-tahoe-bsd4.2* )
1072     machine=tahoe opsys=bsd4-2
1073   ;;
1074   tahoe-tahoe-bsd4.3* )
1075     machine=tahoe opsys=bsd4-3
1076   ;;
1077
1078   ## Tandem Integrity S2
1079   mips-tandem-sysv* )
1080     machine=tandem-s2 opsys=usg5-3
1081   ;;
1082
1083   ## Tektronix XD88
1084   m88k-tektronix-sysv3* )
1085   machine=tekxd88 opsys=usg5-3
1086   ;;
1087
1088   ## Tektronix 16000 box (6130?)
1089   ns16k-tektronix-bsd* )
1090     machine=ns16000 opsys=bsd4-2
1091   ;;
1092   ## Tektronix 4300
1093   ## src/m/tek4300.h hints that this is a m68k machine.
1094   m68*-tektronix-bsd* )
1095     machine=tek4300 opsys=bsd4-3
1096   ;;
1097
1098   ## Titan P2 or P3
1099   ## We seem to have lost the machine-description file titan.h!
1100   titan-titan-sysv* )
1101     machine=titan opsys=usg5-3
1102   ;;
1103
1104   ## Ustation E30 (SS5E)
1105   m68*-unisys-uniplus* )
1106     machine=ustation opsystem=unipl5-2
1107   ;;
1108
1109   ## Vaxen.
1110   vax-dec-* )
1111     machine=vax
1112     case "${canonical}" in
1113       *-bsd4.1* )                                       opsys=bsd4-1 ;;
1114       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
1115       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
1116       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
1117       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
1118       *-vms* )                                          opsys=vms ;;
1119       * )                                               unported=yes
1120     esac
1121   ;;
1122
1123   ## Whitechapel MG1
1124   ns16k-whitechapel-* )
1125     machine=mg1
1126     ## We don't know what sort of OS runs on these; we'll let the
1127     ## operating system guessing code below try.
1128   ;;
1129
1130   ## Wicat
1131   m68*-wicat-sysv* )
1132     machine=wicat opsys=usg5-2
1133   ;;
1134
1135   ## IA-64
1136   ia64*-*-linux* )
1137     machine=ia64 opsys=gnu-linux
1138   ;;
1139
1140   ## Intel 386 machines where we don't care about the manufacturer
1141   i[3456]86-*-* )
1142     machine=intel386
1143     case "${canonical}" in
1144       *-cygwin )                opsys=cygwin ;;
1145       *-darwin* )               opsys=darwin
1146                                 CPP="${CC-cc} -E -no-cpp-precomp"
1147                                 ;;
1148       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1149       *-isc2.2* )               opsys=isc2-2 ;;
1150       *-isc4.0* )               opsys=isc4-0 ;;
1151       *-isc4.* )                opsys=isc4-1
1152                                 GCC_TEST_OPTIONS=-posix
1153                                 NON_GCC_TEST_OPTIONS=-Xp
1154                                 ;;
1155       *-isc* )                  opsys=isc3-0 ;;
1156       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1157       *-esix* )                 opsys=esix ;;
1158       *-xenix* )                opsys=xenix ;;
1159       *-linux-gnu* )            opsys=gnu-linux ;;
1160       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1161       *-sco3.2v5* )             opsys=sco5
1162                                 NON_GNU_CPP=/lib/cpp
1163                                 # Prevent -belf from being passed to $CPP.
1164                                 # /lib/cpp does not accept it.
1165                                 OVERRIDE_CPPFLAGS=" "
1166                                 ;;
1167       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1168       *-sysv5uw* )              opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1169       *-sysv5OpenUNIX* )        opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1170       *-386bsd* )               opsys=386bsd ;;
1171       *-nextstep* )             opsys=nextstep ;;
1172       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1173     esac
1174   ;;
1175
1176   ## m68k Linux-based GNU system
1177   m68k-*-linux-gnu* )
1178     machine=m68k opsys=gnu-linux
1179   ;;
1180
1181   ## Mips Linux-based GNU system
1182   mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1183     machine=mips opsys=gnu-linux
1184   ;;
1185
1186   ## UXP/DS
1187   sparc-fujitsu-sysv4* )
1188     machine=sparc opsys=uxpds
1189     NON_GNU_CPP=/usr/ccs/lib/cpp
1190     RANLIB="ar -ts"
1191   ;;
1192
1193   ## UXP/V
1194   f301-fujitsu-uxpv4.1)
1195     machine=f301 opsys=uxpv
1196   ;;
1197
1198   ## AMD x86-64 Linux-based GNU system
1199   x86_64-*-linux-gnu* )
1200     machine=amdx86-64 opsys=gnu-linux
1201   ;;
1202
1203   ## Tensilica Xtensa Linux-based GNU system
1204   xtensa-*-linux-gnu* )
1205     machine=xtensa opsys=gnu-linux
1206     ;;
1207
1208   * )
1209     unported=yes
1210   ;;
1211 esac
1212
1213 ### If the code above didn't choose an operating system, just choose
1214 ### an operating system based on the configuration name.  You really
1215 ### only want to use this when you have no idea what the right
1216 ### operating system is; if you know what operating systems a machine
1217 ### runs, it's cleaner to make it explicit in the case statement
1218 ### above.
1219 if test x"${opsys}" = x; then
1220   case "${canonical}" in
1221     *-gnu* )                            opsys=gnu ;;
1222     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1223     *-bsd4.2 )                          opsys=bsd4-2 ;;
1224     *-bsd4.3 )                          opsys=bsd4-3 ;;
1225     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1226     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1227     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1228     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1229     *-sysv4.2uw* )                      opsys=unixware ;;
1230     *-sysv5uw* )                        opsys=unixware ;;
1231     *-sysv5OpenUNIX* )                  opsys=unixware ;;
1232     *-sysv4.1* | *-sysvr4.1* )
1233         NON_GNU_CPP=/usr/lib/cpp
1234         opsys=usg5-4 ;;
1235     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1236         if [ x$NON_GNU_CPP = x ]; then
1237           if [ -f /usr/ccs/lib/cpp ]; then
1238             NON_GNU_CPP=/usr/ccs/lib/cpp
1239           else
1240             NON_GNU_CPP=/lib/cpp
1241           fi
1242         fi
1243         opsys=usg5-4-2 ;;
1244     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1245     * )
1246       unported=yes
1247     ;;
1248   esac
1249 fi
1250
1251 ]
1252 dnl quotation ends
1253
1254 if test $unported = yes; then
1255   AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1256 Check `etc/MACHINES' for recognized configuration names.])
1257 fi
1258
1259 machfile="m/${machine}.h"
1260 opsysfile="s/${opsys}.h"
1261
1262
1263 #### Choose a compiler.
1264 test -n "$CC" && cc_specified=yes
1265
1266 # Save the value of CFLAGS that the user specified.
1267 SPECIFIED_CFLAGS="$CFLAGS"
1268
1269 case ${with_gcc} in
1270   "yes" ) CC="gcc" GCC=yes ;;
1271   "no"  ) : ${CC=cc} ;;
1272   * )
1273 esac
1274 AC_PROG_CC
1275
1276 # On Suns, sometimes $CPP names a directory.
1277 if test -n "$CPP" && test -d "$CPP"; then
1278   CPP=
1279 fi
1280
1281 ## If not using gcc, and on Solaris, and no CPP specified, see if
1282 ## using a Sun compiler, which needs -Xs to prevent whitespace.
1283 if test x"$GCC" != xyes && test x"$emacs_check_sunpro_c" = xyes && \
1284  test x"$CPP" = x; then
1285   AC_MSG_CHECKING([whether we are using a Sun C compiler])
1286   AC_CACHE_VAL(emacs_cv_sunpro_c,
1287   [AC_TRY_LINK([],
1288 [#ifndef __SUNPRO_C
1289 fail;
1290 #endif
1291 ], emacs_cv_sunpro_c=yes, emacs_cv_sunpro_c=no)])
1292   AC_MSG_RESULT($emacs_cv_sunpro_c)
1293
1294   if test x"$emacs_cv_sunpro_c" = xyes; then
1295     NON_GNU_CPP="$CC -E -Xs"
1296   fi
1297 fi
1298
1299 #### Some systems specify a CPP to use unless we are using GCC.
1300 #### Now that we know whether we are using GCC, we can decide whether
1301 #### to use that one.
1302 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1303 then
1304   CPP="$NON_GNU_CPP"
1305 fi
1306
1307 #### Some systems specify a CC to use unless we are using GCC.
1308 #### Now that we know whether we are using GCC, we can decide whether
1309 #### to use that one.
1310 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1311   test x$cc_specified != xyes
1312 then
1313   CC="$NON_GNU_CC"
1314 fi
1315
1316 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1317 then
1318   CC="$CC $GCC_TEST_OPTIONS"
1319 fi
1320
1321 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1322 then
1323   CC="$CC $NON_GCC_TEST_OPTIONS"
1324 fi
1325
1326 dnl checks for Unix variants
1327 AC_AIX
1328 AC_GNU_SOURCE
1329
1330 ### Use -Wno-pointer-sign if the compiler supports it
1331 AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign])
1332 SAVE_CFLAGS="$CFLAGS"
1333 CFLAGS="$CFLAGS -Wno-pointer-sign"
1334 AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
1335 if test $has_option = yes; then
1336    C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH"
1337 fi
1338 AC_MSG_RESULT($has_option)
1339 CFLAGS="$SAVE_CFLAGS"
1340 unset has_option
1341 unset SAVE_CFLAGS
1342
1343 #### Some other nice autoconf tests.
1344
1345 dnl checks for programs
1346 AC_PROG_LN_S
1347 AC_PROG_CPP
1348 AC_PROG_INSTALL
1349 if test "x$RANLIB" = x; then
1350   AC_PROG_RANLIB
1351 fi
1352 AC_PATH_PROG(INSTALL_INFO, install-info)
1353 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1354 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1355 dnl Don't use GZIP, which is used by gzip for additional parameters.
1356 AC_PATH_PROG(GZIP_PROG, gzip)
1357
1358 dnl Add our options to ac_link now, after it is set up.
1359
1360 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1361 then
1362   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1363 fi
1364
1365 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1366 then
1367   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1368 fi
1369
1370 dnl We need -znocombreloc if we're using a relatively recent GNU ld.
1371 dnl If we can link with the flag, it shouldn't do any harm anyhow.
1372 dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.)
1373 dnl Treat GCC specially since it just gives a non-fatal `unrecognized option'
1374 dnl if not built to support GNU ld.
1375
1376 late_LDFLAGS=$LDFLAGS
1377 if test "$GCC" = yes; then
1378   LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
1379 else
1380   LDFLAGS="$LDFLAGS -znocombreloc"
1381 fi
1382
1383 AC_MSG_CHECKING([for -znocombreloc])
1384 AC_LINK_IFELSE([main(){return 0;}],
1385   [AC_MSG_RESULT(yes)],
1386   LDFLAGS=$late_LDFLAGS
1387   [AC_MSG_RESULT(no)])
1388
1389 #### Extract some information from the operating system and machine files.
1390
1391 AC_CHECKING([the machine- and system-dependent files to find out
1392  - which libraries the lib-src programs will want, and
1393  - whether the GNU malloc routines are usable])
1394
1395 ### First figure out CFLAGS (which we use for running the compiler here)
1396 ### and REAL_CFLAGS (which we use for real compilation).
1397 ### The two are the same except on a few systems, where they are made
1398 ### different to work around various lossages.  For example,
1399 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1400 ### as implying static linking.
1401
1402 ### If the CFLAGS env var is specified, we use that value
1403 ### instead of the default.
1404
1405 ### It's not important that this name contain the PID; you can't run
1406 ### two configures in the same directory and have anything work
1407 ### anyway.
1408 tempcname="conftest.c"
1409
1410 echo '
1411 #include "'${srcdir}'/src/'${opsysfile}'"
1412 #include "'${srcdir}'/src/'${machfile}'"
1413 #ifndef LIBS_MACHINE
1414 #define LIBS_MACHINE
1415 #endif
1416 #ifndef LIBS_SYSTEM
1417 #define LIBS_SYSTEM
1418 #endif
1419 #ifndef C_SWITCH_SYSTEM
1420 #define C_SWITCH_SYSTEM
1421 #endif
1422 #ifndef C_SWITCH_MACHINE
1423 #define C_SWITCH_MACHINE
1424 #endif
1425 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1426 configure___ c_switch_system=C_SWITCH_SYSTEM
1427 configure___ c_switch_machine=C_SWITCH_MACHINE
1428
1429 #ifndef LIB_X11_LIB
1430 #define LIB_X11_LIB -lX11
1431 #endif
1432
1433 #ifndef LIBX11_MACHINE
1434 #define LIBX11_MACHINE
1435 #endif
1436
1437 #ifndef LIBX11_SYSTEM
1438 #define LIBX11_SYSTEM
1439 #endif
1440 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1441
1442 #ifdef UNEXEC
1443 configure___ unexec=UNEXEC
1444 #else
1445 configure___ unexec=unexec.o
1446 #endif
1447
1448 #ifdef SYSTEM_MALLOC
1449 configure___ system_malloc=yes
1450 #else
1451 configure___ system_malloc=no
1452 #endif
1453
1454 #ifdef USE_MMAP_FOR_BUFFERS
1455 configure___ use_mmap_for_buffers=yes
1456 #else
1457 configure___ use_mmap_for_buffers=no
1458 #endif
1459
1460 #ifndef C_DEBUG_SWITCH
1461 #define C_DEBUG_SWITCH -g
1462 #endif
1463
1464 #ifndef C_OPTIMIZE_SWITCH
1465 #ifdef __GNUC__
1466 #define C_OPTIMIZE_SWITCH -O2
1467 #else
1468 #define C_OPTIMIZE_SWITCH -O
1469 #endif
1470 #endif
1471
1472 #ifndef C_WARNINGS_SWITCH
1473 #define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH}
1474 #endif
1475
1476 #ifndef LD_SWITCH_MACHINE
1477 #define LD_SWITCH_MACHINE
1478 #endif
1479
1480 #ifndef LD_SWITCH_SYSTEM
1481 #define LD_SWITCH_SYSTEM
1482 #endif
1483
1484 #ifndef LD_SWITCH_X_SITE_AUX
1485 #define LD_SWITCH_X_SITE_AUX
1486 #endif
1487
1488 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1489 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1490
1491 #ifdef THIS_IS_CONFIGURE
1492
1493 /* Get the CFLAGS for tests in configure.  */
1494 #ifdef __GNUC__
1495 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1496 #else
1497 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1498 #endif
1499
1500 #else /* not THIS_IS_CONFIGURE */
1501
1502 /* Get the CFLAGS for real compilation.  */
1503 #ifdef __GNUC__
1504 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH '${SPECIFIED_CFLAGS}'
1505 #else
1506 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1507 #endif
1508
1509 #endif /* not THIS_IS_CONFIGURE */
1510 ' > ${tempcname}
1511
1512 # The value of CPP is a quoted variable reference, so we need to do this
1513 # to get its actual value...
1514 CPP=`eval "echo $CPP"`
1515 [eval `${CPP} -Isrc ${tempcname} \
1516        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1517 if test "x$SPECIFIED_CFLAGS" = x; then
1518   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1519          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1520 else
1521   REAL_CFLAGS="$CFLAGS"
1522 fi]
1523 rm ${tempcname}
1524
1525 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1526
1527 ### Make sure subsequent tests use flags consistent with the build flags.
1528
1529 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1530   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1531 else
1532   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1533 fi
1534
1535 dnl For AC_FUNC_GETLOADAVG, at least:
1536 AC_CONFIG_LIBOBJ_DIR(src)
1537
1538 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1539 AC_SYS_LARGEFILE
1540
1541
1542 ### The standard library on x86-64 GNU/Linux distributions can
1543 ### be located in either /usr/lib64 or /usr/lib.
1544 case "${canonical}" in
1545   x86_64-*-linux-gnu* )
1546     if test -d /usr/lib64; then
1547       AC_DEFINE(HAVE_X86_64_LIB64_DIR, 1,
1548         [Define to 1 if the file /usr/lib64 exists.])
1549 fi
1550 esac
1551
1552 dnl This function defintion taken from Gnome 2.0
1553 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1554 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1555 dnl also defines GSTUFF_PKG_ERRORS on error
1556 AC_DEFUN([PKG_CHECK_MODULES], [
1557   succeeded=no
1558
1559   if test -z "$PKG_CONFIG"; then
1560     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1561   fi
1562
1563   if test "$PKG_CONFIG" = "no" ; then
1564      ifelse([$4], , [AC_MSG_ERROR([
1565       *** 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])
1566   else
1567      PKG_CONFIG_MIN_VERSION=0.9.0
1568      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1569         AC_MSG_CHECKING(for $2)
1570
1571         if $PKG_CONFIG --exists "$2" 2>&AS_MESSAGE_LOG_FD; then
1572             AC_MSG_RESULT(yes)
1573             succeeded=yes
1574
1575             AC_MSG_CHECKING($1_CFLAGS)
1576             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"|sed -e 's,///*,/,g'`
1577             AC_MSG_RESULT($$1_CFLAGS)
1578
1579             AC_MSG_CHECKING($1_LIBS)
1580             $1_LIBS=`$PKG_CONFIG --libs "$2"|sed -e 's,///*,/,g'`
1581             AC_MSG_RESULT($$1_LIBS)
1582         else
1583             AC_MSG_RESULT(no)
1584             $1_CFLAGS=""
1585             $1_LIBS=""
1586             ## If we have a custom action on failure, don't print errors, but
1587             ## do set a variable so people can do so.
1588             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1589             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1590         fi
1591
1592         AC_SUBST($1_CFLAGS)
1593         AC_SUBST($1_LIBS)
1594      else
1595         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1596         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1597      fi
1598   fi
1599
1600   if test $succeeded = yes; then
1601      ifelse([$3], , :, [$3])
1602   else
1603      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.])], [$4])
1604   fi
1605 ])
1606
1607
1608 if test "${with_sound}" != "no"; then
1609   # Sound support for GNU/Linux and the free BSDs.
1610   AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1611   # Emulation library used on NetBSD.
1612   AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1613   AC_SUBST(LIBSOUND)
1614
1615   ALSA_REQUIRED=1.0.0
1616   ALSA_MODULES="alsa >= $ALSA_REQUIRED"
1617   dnl Check if --with-pkg-config-prog has been given.
1618   if test "X${with_pkg_config_prog}" != X; then
1619     PKG_CONFIG="${with_pkg_config_prog}"
1620   fi
1621   PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no)
1622   if test $HAVE_ALSA = yes; then
1623     SAVE_CFLAGS="$CFLAGS"
1624     SAVE_LDFLAGS="$LDFLAGS"
1625     CFLAGS="$ALSA_CFLAGS $CFLAGS"
1626     LDFLAGS="$ALSA_LIBS $LDFLAGS"
1627     AC_TRY_COMPILE([#include <asoundlib.h>], [snd_lib_error_set_handler (0);],
1628                     emacs_alsa_normal=yes,
1629                     emacs_alsa_normal=no)
1630     if test "$emacs_alsa_normal" != yes; then
1631       AC_TRY_COMPILE([#include <alsa/asoundlib.h>],
1632                      [snd_lib_error_set_handler (0);],
1633                      emacs_alsa_subdir=yes,
1634                      emacs_alsa_subdir=no)
1635       if test "$emacs_alsa_subdir" != yes; then
1636         AC_MSG_ERROR([pkg-config found alsa, but it does not compile.  See config.log for error messages.])
1637       fi
1638       ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE"
1639     fi
1640
1641     CFLAGS="$SAVE_CFLAGS"
1642     LDFLAGS="$SAVE_LDFLAGS"
1643     LIBSOUND="$LIBSOUND $ALSA_LIBS"
1644     CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS"
1645     AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.])
1646   fi
1647   AC_SUBST(CFLAGS_SOUND)
1648 fi
1649
1650 dnl checks for header files
1651 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1652   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1653   termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1654   sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \
1655   sys/utsname.h pwd.h)
1656
1657 AC_MSG_CHECKING(if personality LINUX32 can be set)
1658 AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
1659                emacs_cv_personality_linux32=yes,
1660                emacs_cv_personality_linux32=no)
1661 AC_MSG_RESULT($emacs_cv_personality_linux32)
1662
1663 if test $emacs_cv_personality_linux32 = yes; then
1664   AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
1665             [Define to 1 if personality LINUX32 can be set.])
1666 fi
1667
1668 dnl On Solaris 8 there's a compilation warning for term.h because
1669 dnl it doesn't define `bool'.
1670 AC_CHECK_HEADERS(term.h, , , -)
1671 AC_HEADER_STDC
1672 AC_HEADER_TIME
1673 AC_CHECK_DECLS([sys_siglist])
1674 if test $ac_cv_have_decl_sys_siglist != yes; then
1675   # For Tru64, at least:
1676   AC_CHECK_DECLS([__sys_siglist])
1677   if test $ac_cv_have_decl___sys_siglist = yes; then
1678     AC_DEFINE(sys_siglist, __sys_siglist,
1679               [Define to any substitute for sys_siglist.])
1680   fi
1681 fi
1682 AC_HEADER_SYS_WAIT
1683
1684 dnl Some systems have utime.h but don't declare the struct anyplace.
1685 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1686 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1687 #include <sys/time.h>
1688 #include <time.h>
1689 #else
1690 #ifdef HAVE_SYS_TIME_H
1691 #include <sys/time.h>
1692 #else
1693 #include <time.h>
1694 #endif
1695 #endif
1696 #ifdef HAVE_UTIME_H
1697 #include <utime.h>
1698 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1699   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1700 if test $emacs_cv_struct_utimbuf = yes; then
1701   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1702 fi
1703
1704 dnl checks for typedefs
1705 AC_TYPE_SIGNAL
1706
1707 dnl Check for speed_t typedef.
1708 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1709   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1710     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1711 if test $emacs_cv_speed_t = yes; then
1712   AC_DEFINE(HAVE_SPEED_T, 1,
1713            [Define to 1 if `speed_t' is declared by <termios.h>.])
1714 fi
1715
1716 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1717 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1718 #include <sys/time.h>
1719 #include <time.h>
1720 #else
1721 #ifdef HAVE_SYS_TIME_H
1722 #include <sys/time.h>
1723 #else
1724 #include <time.h>
1725 #endif
1726 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1727   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1728 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1729 if test $emacs_cv_struct_timeval = yes; then
1730   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1731 fi
1732
1733 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1734 AC_TRY_COMPILE([#include <math.h>],
1735 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1736   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1737 HAVE_EXCEPTION=$emacs_cv_struct_exception
1738 if test $emacs_cv_struct_exception != yes; then
1739   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1740 fi
1741
1742 AC_CHECK_HEADERS(sys/socket.h)
1743 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1744 #if HAVE_SYS_SOCKET_H
1745 #include <sys/socket.h>
1746 #endif])
1747
1748 dnl checks for structure members
1749 AC_STRUCT_TM
1750 AC_STRUCT_TIMEZONE
1751 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1752                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1753                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1754                 [#include <time.h>])
1755 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1756                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1757                   struct ifreq.ifr_addr], , ,
1758                  [AC_INCLUDES_DEFAULT
1759 #if HAVE_SYS_SOCKET_H
1760 #include <sys/socket.h>
1761 #endif
1762 #if HAVE_NET_IF_H
1763 #include <net/if.h>
1764 #endif])
1765
1766 dnl checks for compiler characteristics
1767
1768 dnl Testing __STDC__ to determine prototype support isn't good enough.
1769 dnl DEC C, for instance, doesn't define it with default options, and
1770 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1771 dnl and void *.
1772 AC_C_PROTOTYPES
1773 AC_C_VOLATILE
1774 AC_C_CONST
1775 dnl This isn't useful because we can't turn on use of `inline' unless
1776 dnl the compiler groks `extern inline'.
1777 dnl AC_C_INLINE
1778 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1779   [AC_TRY_COMPILE(, [void * foo;],
1780                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1781 if test $emacs_cv_void_star = yes; then
1782   AC_DEFINE(POINTER_TYPE, void)
1783 else
1784   AC_DEFINE(POINTER_TYPE, char)
1785 fi
1786 AH_TEMPLATE(POINTER_TYPE,
1787             [Define as `void' if your compiler accepts `void *'; otherwise
1788              define as `char'.])dnl
1789
1790
1791
1792 dnl This could be used for targets which can have both byte sexes.
1793 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1794 dnl AC_C_BIGENDIAN
1795
1796 dnl check for Make feature
1797 AC_PROG_MAKE_SET
1798
1799 dnl checks for operating system services
1800 AC_SYS_LONG_FILE_NAMES
1801
1802 #### Choose a window system.
1803
1804 AC_PATH_X
1805 if test "$no_x" = yes; then
1806   window_system=none
1807 else
1808   window_system=x11
1809 fi
1810
1811 if test "${x_libraries}" != NONE; then
1812   if test -n "${x_libraries}"; then
1813     LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1814     LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1815   fi
1816   x_default_search_path=""
1817   x_search_path=${x_libraries}
1818   if test -z "${x_search_path}"; then
1819     x_search_path=/usr/lib
1820   fi
1821   for x_library in `echo ${x_search_path}: | \
1822                     sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do
1823     x_search_path="\
1824 ${x_library}/X11/%L/%T/%N%C%S:\
1825 ${x_library}/X11/%l/%T/%N%C%S:\
1826 ${x_library}/X11/%T/%N%C%S:\
1827 ${x_library}/X11/%L/%T/%N%S:\
1828 ${x_library}/X11/%l/%T/%N%S:\
1829 ${x_library}/X11/%T/%N%S"
1830     if test x"${x_default_search_path}" = x; then
1831       x_default_search_path=${x_search_path}
1832     else
1833       x_default_search_path="${x_search_path}:${x_default_search_path}"
1834     fi
1835   done
1836 fi
1837 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1838   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1839 fi
1840
1841 if test x"${x_includes}" = x; then
1842   bitmapdir=/usr/include/X11/bitmaps
1843 else
1844   # accumulate include directories that have X11 bitmap subdirectories
1845   bmd_acc="dummyval"
1846   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1847     if test -d "${bmd}/X11/bitmaps"; then
1848       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1849     fi
1850     if test -d "${bmd}/bitmaps"; then
1851       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1852     fi
1853   done
1854   if test ${bmd_acc} != "dummyval"; then
1855     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1856   fi
1857 fi
1858
1859 HAVE_CARBON=no
1860 if test "${with_carbon}" != no; then
1861   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
1862 fi
1863 if test "${window_system}" = x11 && test "${HAVE_CARBON}" = yes; then
1864   if test "${with_carbon+set}" != set \
1865      && test "${carbon_appdir_x+set}" != set; then
1866     for var in with_x with_x_toolkit with_gtk with_xim \
1867                with_xpm with_jpeg with_tiff with_gif with_png; do
1868       if eval test \"\${$var+set}\" = set; then
1869         HAVE_CARBON=no
1870         break
1871       fi
1872     done
1873   fi
1874 fi
1875 if test "${HAVE_CARBON}" = yes; then
1876   window_system=mac
1877 fi
1878
1879 case "${window_system}" in
1880   x11 )
1881     HAVE_X_WINDOWS=yes
1882     HAVE_X11=yes
1883     case "${with_x_toolkit}" in
1884       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1885       motif ) USE_X_TOOLKIT=MOTIF ;;
1886 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1887       gtk ) with_gtk=yes
1888 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1889 dnl USE_X_TOOLKIT is set.
1890             USE_X_TOOLKIT=none ;;
1891       no ) USE_X_TOOLKIT=none ;;
1892 dnl If user did not say whether to use a toolkit, make this decision later:
1893 dnl use the toolkit if we have gtk, or X11R5 or newer.
1894       * )
1895           if test x"$with_gtk" = xyes; then
1896              USE_X_TOOLKIT=none
1897           else
1898              USE_X_TOOLKIT=maybe
1899           fi
1900           ;;
1901     esac
1902   ;;
1903   mac | none )
1904     HAVE_X_WINDOWS=no
1905     HAVE_X11=no
1906     USE_X_TOOLKIT=none
1907   ;;
1908 esac
1909
1910 ### If we're using X11, we should use the X menu package.
1911 HAVE_MENUS=no
1912 case ${HAVE_X11} in
1913   yes ) HAVE_MENUS=yes ;;
1914 esac
1915
1916 if test "${opsys}" = "hpux9"; then
1917   case "${x_libraries}" in
1918     *X11R4* )
1919       opsysfile="s/hpux9-x11r4.h"
1920       ;;
1921   esac
1922 fi
1923
1924 if test "${opsys}" = "hpux9shr"; then
1925   case "${x_libraries}" in
1926     *X11R4* )
1927       opsysfile="s/hpux9shxr4.h"
1928       ;;
1929   esac
1930 fi
1931
1932 ### Compute the unexec source name from the object name.
1933 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1934
1935 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1936 # Assume not, until told otherwise.
1937 GNU_MALLOC=yes
1938 doug_lea_malloc=yes
1939 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1940 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1941 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1942                emacs_cv_var___after_morecore_hook,
1943 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1944   emacs_cv_var___after_morecore_hook=yes,
1945   emacs_cv_var___after_morecore_hook=no)])
1946 if test $emacs_cv_var___after_morecore_hook = no; then
1947   doug_lea_malloc=no
1948 fi
1949 if test "${system_malloc}" = "yes"; then
1950   GNU_MALLOC=no
1951   GNU_MALLOC_reason="
1952     (The GNU allocators don't work with this system configuration.)"
1953 fi
1954 if test "$doug_lea_malloc" = "yes" ; then
1955   if test "$GNU_MALLOC" = yes ; then
1956     GNU_MALLOC_reason="
1957       (Using Doug Lea's new malloc from the GNU C Library.)"
1958   fi
1959   AC_DEFINE(DOUG_LEA_MALLOC, 1,
1960             [Define to 1 if you are using the GNU C Library.])
1961 fi
1962
1963 if test x"${REL_ALLOC}" = x; then
1964   REL_ALLOC=${GNU_MALLOC}
1965 fi
1966
1967 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1968 dnl the system configuration file (s/*.h) to turn the use of mmap
1969 dnl in the relocating allocator on.
1970
1971 AC_FUNC_MMAP
1972 if test $use_mmap_for_buffers = yes; then
1973   REL_ALLOC=no
1974 fi
1975
1976 LIBS="$libsrc_libs $LIBS"
1977
1978 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1979 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1980 AC_CHECK_LIB(dnet, dnet_ntoa)
1981 dnl This causes -lresolv to get used in subsequent tests,
1982 dnl which causes failures on some systems such as HPUX 9.
1983 dnl AC_CHECK_LIB(resolv, gethostbyname)
1984
1985 dnl FIXME replace main with a function we actually want from this library.
1986 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1987
1988 AC_CHECK_LIB(pthreads, cma_open)
1989
1990 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1991 if test -d /usr/X386/include; then
1992   HAVE_XFREE386=yes
1993   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1994 else
1995   HAVE_XFREE386=no
1996 fi
1997 AC_MSG_RESULT($HAVE_XFREE386)
1998
1999 dnl Check for need for bigtoc support on IBM AIX
2000
2001 case ${host_os} in
2002 aix*)
2003   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
2004     case $GCC in
2005     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
2006     *) gdb_cv_bigtoc=-bbigtoc ;;
2007     esac
2008
2009     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
2010     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
2011   ])
2012   ;;
2013 esac
2014
2015 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
2016 # used for the tests that follow.  We set them back to REAL_CFLAGS and
2017 # REAL_CPPFLAGS later on.
2018
2019 REAL_CPPFLAGS="$CPPFLAGS"
2020
2021 if test "${HAVE_X11}" = "yes"; then
2022   DEFS="$C_SWITCH_X_SITE $DEFS"
2023   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
2024   LIBS="$LIBX $LIBS"
2025   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
2026   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
2027
2028   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
2029   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
2030   # but it's more convenient here to set LD_RUN_PATH
2031   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
2032   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
2033     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
2034     export LD_RUN_PATH
2035   fi
2036
2037   if test "${opsys}" = "gnu-linux"; then
2038     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
2039     AC_TRY_LINK([],
2040      [XOpenDisplay ("foo");],
2041      [xlinux_first_failure=no],
2042      [xlinux_first_failure=yes])
2043     if test "${xlinux_first_failure}" = "yes"; then
2044       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
2045       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
2046       OLD_CPPFLAGS="$CPPFLAGS"
2047       OLD_LIBS="$LIBS"
2048       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
2049       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
2050       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
2051       LIBS="$LIBS -b i486-linuxaout"
2052       AC_TRY_LINK([],
2053        [XOpenDisplay ("foo");],
2054        [xlinux_second_failure=no],
2055        [xlinux_second_failure=yes])
2056       if test "${xlinux_second_failure}" = "yes"; then
2057         # If we get the same failure with -b, there is no use adding -b.
2058         # So take it out.  This plays safe.
2059         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
2060         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
2061         CPPFLAGS="$OLD_CPPFLAGS"
2062         LIBS="$OLD_LIBS"
2063         AC_MSG_RESULT(no)
2064       else
2065         AC_MSG_RESULT(yes)
2066       fi
2067     else
2068       AC_MSG_RESULT(no)
2069     fi
2070   fi
2071
2072   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
2073   # header files included from there.
2074   AC_MSG_CHECKING(for Xkb)
2075   AC_TRY_LINK([#include <X11/Xlib.h>
2076 #include <X11/XKBlib.h>],
2077         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
2078         emacs_xkb=yes, emacs_xkb=no)
2079   AC_MSG_RESULT($emacs_xkb)
2080   if test $emacs_xkb = yes; then
2081     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
2082   fi
2083
2084   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
2085 XScreenNumberOfScreen XSetWMProtocols)
2086 fi
2087
2088 if test "${window_system}" = "x11"; then
2089   AC_MSG_CHECKING(X11 version 6)
2090   AC_CACHE_VAL(emacs_cv_x11_version_6,
2091   [AC_TRY_LINK([#include <X11/Xlib.h>],
2092 [#if XlibSpecificationRelease < 6
2093 fail;
2094 #endif
2095 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
2096   if test $emacs_cv_x11_version_6 = yes; then
2097     AC_MSG_RESULT(6 or newer)
2098     AC_DEFINE(HAVE_X11R6, 1,
2099               [Define to 1 if you have the X11R6 or newer version of Xlib.])
2100   else
2101     AC_MSG_RESULT(before 6)
2102   fi
2103 fi
2104
2105 if test "${window_system}" = "x11"; then
2106   AC_MSG_CHECKING(X11 version 5)
2107   AC_CACHE_VAL(emacs_cv_x11_version_5,
2108   [AC_TRY_LINK([#include <X11/Xlib.h>],
2109 [#if XlibSpecificationRelease < 5
2110 fail;
2111 #endif
2112 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
2113   if test $emacs_cv_x11_version_5 = yes; then
2114     AC_MSG_RESULT(5 or newer)
2115     HAVE_X11R5=yes
2116     AC_DEFINE(HAVE_X11R5, 1,
2117               [Define to 1 if you have the X11R5 or newer version of Xlib.])
2118   else
2119     HAVE_X11R5=no
2120     AC_MSG_RESULT(before 5)
2121   fi
2122 fi
2123
2124 HAVE_GTK=no
2125 if test "${with_gtk}" = "yes" && test "$USE_X_TOOLKIT" = "gtk"; then
2126   USE_X_TOOLKIT=none
2127 fi
2128 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk" || \
2129  test "$USE_X_TOOLKIT" = "maybe"; then
2130   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
2131     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
2132   fi
2133   GLIB_REQUIRED=2.4
2134   GTK_REQUIRED=2.4
2135   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
2136
2137   dnl Check if --with-pkg-config-prog has been given.
2138   if test "X${with_pkg_config_prog}" != X; then
2139     PKG_CONFIG="${with_pkg_config_prog}"
2140   fi
2141   dnl Checks for libraries.
2142   PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no)
2143   if test "$pkg_check_gtk" = "no" && test "$USE_X_TOOLKIT" != "maybe"; then
2144      AC_MSG_ERROR($GTK_PKG_ERRORS)
2145   fi
2146 fi
2147
2148
2149 if test x"$pkg_check_gtk" = xyes; then
2150
2151   AC_SUBST(GTK_CFLAGS)
2152   AC_SUBST(GTK_LIBS)
2153   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
2154   CFLAGS="$CFLAGS $GTK_CFLAGS"
2155   LIBS="$GTK_LIBS $LIBS"
2156   dnl Try to compile a simple GTK program.
2157   GTK_COMPILES=no
2158   AC_CHECK_FUNCS(gtk_main, GTK_COMPILES=yes)
2159   if test "${GTK_COMPILES}" != "yes"; then
2160     if test "$USE_X_TOOLKIT" != "maybe"; then
2161       AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log.  Maybe some x11-devel files missing?]);
2162     fi
2163   else
2164     HAVE_GTK=yes
2165     AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
2166     USE_X_TOOLKIT=none
2167   fi
2168
2169 fi
2170
2171
2172 if test "${HAVE_GTK}" = "yes"; then
2173
2174   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
2175   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
2176   if test "$with_toolkit_scroll_bars" != no; then
2177     with_toolkit_scroll_bars=yes
2178   fi
2179
2180   dnl  Check if we can use multiple displays with this GTK version.
2181   dnl  If gdk_display_open exists, assume all others are there also.
2182   HAVE_GTK_MULTIDISPLAY=no
2183   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
2184   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
2185     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
2186               [Define to 1 if GTK can handle more than one display.])
2187   fi
2188   dnl  Check if we have the old file selection dialog.
2189   dnl  If gdk_display_open exists, assume all others are there also.
2190   HAVE_GTK_FILE_SELECTION=no
2191   AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
2192
2193   dnl  Check if we have the new file chooser dialog
2194   dnl  If gdk_display_open exists, assume all others are there also.
2195   HAVE_GTK_FILE_CHOOSER=no
2196   AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
2197
2198   if test "$HAVE_GTK_FILE_SELECTION" = yes \
2199      && test "$HAVE_GTK_FILE_CHOOSER" = yes;  then
2200     AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
2201               [Define to 1 if GTK has both file selection and chooser dialog.])
2202   fi
2203
2204   dnl Check if pthreads are available.  Emacs only needs this when using
2205   dnl gtk_file_chooser under Gnome.
2206   if test "$HAVE_GTK_FILE_CHOOSER" = yes; then
2207     HAVE_GTK_AND_PTHREAD=no
2208     AC_CHECK_HEADERS(pthread.h)
2209     if test "$ac_cv_header_pthread_h"; then
2210       AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
2211     fi
2212     if test "$HAVE_GTK_AND_PTHREAD" = yes; then
2213       GTK_LIBS="$GTK_LIBS -lpthread"
2214       AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
2215                [Define to 1 if you have GTK and pthread (-lpthread).])
2216     fi
2217   fi
2218 fi
2219
2220 dnl Do not put whitespace before the #include statements below.
2221 dnl Older compilers (eg sunos4 cc) choke on it.
2222 if test x"${USE_X_TOOLKIT}" = xmaybe || test x"${USE_X_TOOLKIT}" = xLUCID; then
2223   if test x"${HAVE_X11R5}" = xyes; then
2224     AC_MSG_CHECKING(X11 version 5 with Xaw)
2225     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
2226     [AC_TRY_LINK([
2227 #include <X11/Intrinsic.h>
2228 #include <X11/Xaw/Simple.h>],
2229       [],
2230       emacs_cv_x11_version_5_with_xaw=yes,
2231       emacs_cv_x11_version_5_with_xaw=no)])
2232     if test $emacs_cv_x11_version_5_with_xaw = yes; then
2233       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
2234       USE_X_TOOLKIT=LUCID
2235     else
2236       if test x"${USE_X_TOOLKIT}" = xLUCID; then
2237         AC_MSG_ERROR([Lucid toolkit requires X11/Xaw include files])
2238       else
2239         AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
2240         USE_X_TOOLKIT=none
2241       fi
2242     fi
2243   else
2244     USE_X_TOOLKIT=none
2245   fi
2246 fi
2247
2248 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2249
2250 if test "${USE_X_TOOLKIT}" != "none"; then
2251   AC_MSG_CHECKING(X11 toolkit version)
2252   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2253   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2254 [#if XtSpecificationRelease < 6
2255 fail;
2256 #endif
2257 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2258   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2259   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2260     AC_MSG_RESULT(6 or newer)
2261     AC_DEFINE(HAVE_X11XTR6, 1,
2262               [Define to 1 if you have the X11R6 or newer version of Xt.])
2263   else
2264     AC_MSG_RESULT(before 6)
2265   fi
2266
2267 dnl If using toolkit, check whether libXmu.a exists.
2268 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2269   OLDLIBS="$LIBS"
2270   if test x$HAVE_X11XTR6 = xyes; then
2271     LIBS="-lXt -lSM -lICE $LIBS"
2272   else
2273     LIBS="-lXt $LIBS"
2274   fi
2275   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2276   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2277 fi
2278
2279 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2280 if test "${HAVE_X11}" = "yes"; then
2281   if test "${USE_X_TOOLKIT}" != "none"; then
2282     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2283   fi
2284 fi
2285
2286 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2287   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2288   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2289     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2290 int x = 5;
2291 #else
2292 Motif version prior to 2.1.
2293 #endif],
2294     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2295   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2296   if test $emacs_cv_motif_version_2_1 = yes; then
2297     HAVE_LIBXP=no
2298     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2299               [Define to 1 if you have Motif 2.1 or newer.])
2300     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2301     if test ${HAVE_LIBXP} = yes; then
2302       AC_DEFINE(HAVE_LIBXP, 1,
2303                 [Define to 1 if you have the Xp library (-lXp).])
2304     fi
2305   else
2306     AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2307     # We put this in CFLAGS temporarily to precede other -I options
2308     # that might be in CFLAGS temporarily.
2309     # We put this in CPPFLAGS where it precedes the other -I options.
2310     OLD_CPPFLAGS=$CPPFLAGS
2311     OLD_CFLAGS=$CFLAGS
2312     CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2313     CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2314     [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2315       [int x = 5;],
2316       emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2317     if test $emacs_cv_lesstif = yes; then
2318       # Make sure this -I option remains in CPPFLAGS after it is set
2319       # back to REAL_CPPFLAGS.
2320       # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2321       # have those other -I options anyway.  Ultimately, having this
2322       # directory ultimately in CPPFLAGS will be enough.
2323       REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2324       LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2325     else
2326       CFLAGS=$OLD_CFLAGS
2327       CPPFLAGS=$OLD_CPPFLAGS
2328     fi
2329   fi
2330 fi
2331
2332 ### Is -lXaw3d available?
2333 HAVE_XAW3D=no
2334 if test "${HAVE_X11}" = "yes"; then
2335   if test "${USE_X_TOOLKIT}" != "none" && test "${with_toolkit_scroll_bars}" != "no"; then
2336     dnl Fixme: determine what Scrollbar.h needs to avoid compilation
2337     dnl errors from the test without the `-'.
2338     AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
2339         [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes)], , -)
2340     if test "${HAVE_XAW3D}" = "yes"; then
2341         AC_DEFINE(HAVE_XAW3D, 1,
2342                   [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2343     fi
2344   fi
2345 fi
2346
2347 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2348 dnl using Motif or Xaw3d is available, and unless
2349 dnl --with-toolkit-scroll-bars=no was specified.
2350
2351 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2352             [Define to 1 if we should use toolkit scroll bars.])dnl
2353 USE_TOOLKIT_SCROLL_BARS=no
2354 if test "${with_toolkit_scroll_bars}" != "no"; then
2355   if test "${USE_X_TOOLKIT}" != "none"; then
2356     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2357       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2358       HAVE_XAW3D=no
2359       USE_TOOLKIT_SCROLL_BARS=yes
2360     elif test "${HAVE_XAW3D}" = "yes"; then
2361       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2362       USE_TOOLKIT_SCROLL_BARS=yes
2363     fi
2364   elif test "${HAVE_GTK}" = "yes"; then
2365     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2366     USE_TOOLKIT_SCROLL_BARS=yes
2367   elif test "${HAVE_CARBON}" = "yes"; then
2368     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2369     USE_TOOLKIT_SCROLL_BARS=yes
2370   fi
2371 fi
2372
2373 dnl See if XIM is available.
2374 AC_TRY_COMPILE([
2375           #include <X11/Xlib.h>
2376           #include <X11/Xresource.h>],
2377          [XIMProc  callback;],
2378          HAVE_XIM=yes
2379          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available]),
2380          HAVE_XIM=no)
2381
2382 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2383
2384 if test "${with_xim}" != "no"; then
2385   AC_DEFINE(USE_XIM, 1,
2386             [Define to 1 if we should use XIM, if it is available.])
2387 fi
2388
2389
2390 if test "${HAVE_XIM}" != "no"; then
2391   late_CFLAGS=$CFLAGS
2392   if test "$GCC" = yes; then
2393     CFLAGS="$CFLAGS --pedantic-errors"
2394   fi
2395   AC_TRY_COMPILE([
2396 #include <X11/Xlib.h>
2397 #include <X11/Xresource.h>],
2398 [Display *display;
2399 XrmDatabase db;
2400 char *res_name;
2401 char *res_class;
2402 XIMProc  callback;
2403 XPointer *client_data;
2404 #ifndef __GNUC__
2405 /* If we're not using GCC, it's probably not XFree86, and this is
2406    probably right, but we can't use something like --pedantic-errors.  */
2407 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2408                                            char*, XIMProc, XPointer*);
2409 #endif
2410 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2411    client_data);],
2412     [emacs_cv_arg6_star=yes])
2413   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2414          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2415 either XPointer or XPointer*.])dnl
2416   if test "$emacs_cv_arg6_star" = yes; then
2417     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2418   else
2419     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2420   fi
2421   CFLAGS=$late_CFLAGS
2422 fi
2423
2424 ### For font-backend
2425 if test "${USE_FONT_BACKEND}" = "yes"; then
2426
2427 AC_DEFINE(USE_FONT_BACKEND, 1,
2428           [Define to 1 if we should use font-backend.])
2429
2430 ### Use -lXft if available, unless `--with-freetype=no' nor `--with-xft=no'.
2431 HAVE_XFT=maybe
2432 if test "${HAVE_X11}" = "yes"; then
2433   if test "x${with_freetype}" = "xno"; then
2434     with_xft="no";
2435   fi
2436   if test "x${with_xft}" != "xno"; then
2437
2438     dnl Check if --with-pkg-config-prog has been given.
2439     if test "X${with_pkg_config_prog}" != X; then
2440       PKG_CONFIG="${with_pkg_config_prog}"
2441     fi
2442
2443     PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no)
2444     if test "$HAVE_XFT" != no; then
2445       OLD_CPPFLAGS="$CPPFLAGS"
2446       OLD_CFLAGS="$CFLAGS"
2447       OLD_LIBS="$LIBS"
2448       CPPFLAGS="$CPPFLAGS $XFT_CFLAGS"
2449       CFLAGS="$CFLAGS $XFT_CFLAGS"
2450       LIBS="$XFT_LIBS $LIBS"
2451       AC_CHECK_HEADER(X11/Xft/Xft.h,
2452         AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS))
2453
2454       if test "${HAVE_XFT}" = "yes"; then
2455         AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.])
2456         AC_SUBST(XFT_LIBS)
2457         C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS"
2458       else
2459         CFLAGS="$OLD_CPPFLAGS"
2460         CFLAGS="$OLD_CFLAGS"
2461         LIBS="$OLD_LIBS"
2462       fi
2463     fi
2464   fi
2465 fi
2466
2467 HAVE_FREETYPE=no
2468 ### Use -lfreetype if available, unless `--with-freetype=no'.
2469 if test "${HAVE_XFT}" = "yes"; then
2470   dnl As we use Xft, we anyway use freetype.
2471   dnl In this case, there's no need of additional CFLAGS and LIBS.
2472   HAVE_FREETYPE=yes
2473 elif test "x${with_freetype}" != "xno"; then
2474   dnl Check if --with-pkg-config-prog has been given.
2475   if test "X${with_pkg_config_prog}" != X; then
2476     PKG_CONFIG="${with_pkg_config_prog}"
2477   fi
2478
2479   PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes, HAVE_FREETYPE=no)
2480   if test "${HAVE_FREETYPE}" = "yes"; then
2481     PKG_CHECK_MODULES(FONTCONFIG, fontconfig, HAVE_FC=yes, HAVE_FC=no)
2482     if test "${HAVE_FC}" = "no"; then
2483       dnl Witout fontconfig, we can't use freetype at the moment.
2484       HAVE_FREETYPE=no
2485     fi
2486   fi
2487 fi
2488 if test "${HAVE_FREETYPE}" = "yes"; then
2489   AC_DEFINE(HAVE_FREETYPE, 1,
2490            [Define to 1 if you have freetype and fontconfig libraries.])
2491   AC_CHECK_PROG(HAVE_LIBOTF, libotf-config, yes, no)
2492   if test "${HAVE_LIBOTF}" = "yes"; then
2493     AC_CHECK_LIB(otf, OTF_get_features, , HAVE_LIBOTF=no)
2494     if test "${HAVE_LIBOTF}" = "yes"; then
2495       AC_DEFINE(HAVE_LIBOTF, 1,
2496                [Define to 1 if you have libotf library.])
2497       LIBOTF_CFLAGS=`libotf-config --cflags`
2498       LIBOTF_LIBS=`libotf-config --libs`
2499     fi
2500   fi
2501 fi
2502 AC_SUBST(FREETYPE_CFLAGS)
2503 AC_SUBST(FREETYPE_LIBS)
2504 AC_SUBST(FONTCONFIG_CFLAGS)
2505 AC_SUBST(FONTCONFIG_LIBS)
2506 AC_SUBST(LIBOTF_CFLAGS)
2507 AC_SUBST(LIBOTF_LIBS)
2508
2509 fi
2510
2511 ### Use -lXpm if available, unless `--with-xpm=no'.
2512 HAVE_XPM=no
2513 if test "${HAVE_X11}" = "yes"; then
2514   if test "${with_xpm}" != "no"; then
2515     AC_CHECK_HEADER(X11/xpm.h,
2516       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2517     if test "${HAVE_XPM}" = "yes"; then
2518       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2519       AC_EGREP_CPP(no_return_alloc_pixels,
2520       [#include "X11/xpm.h"
2521 #ifndef XpmReturnAllocPixels
2522 no_return_alloc_pixels
2523 #endif
2524       ], HAVE_XPM=no, HAVE_XPM=yes)
2525
2526       if test "${HAVE_XPM}" = "yes"; then
2527         AC_MSG_RESULT(yes)
2528       else
2529         AC_MSG_RESULT(no)
2530       fi
2531     fi
2532   fi
2533
2534   if test "${HAVE_XPM}" = "yes"; then
2535     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2536   fi
2537 fi
2538
2539 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2540 HAVE_JPEG=no
2541 if test "${HAVE_X11}" = "yes"; then
2542   if test "${with_jpeg}" != "no"; then
2543     dnl Checking for jpeglib.h can lose because of a redefinition of
2544     dnl  HAVE_STDLIB_H.
2545     AC_CHECK_HEADER(jerror.h,
2546       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2547   fi
2548
2549   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2550   if test "${HAVE_JPEG}" = "yes"; then
2551     AC_DEFINE(HAVE_JPEG)
2552     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2553         [#include <jpeglib.h>
2554          version=JPEG_LIB_VERSION
2555 ],
2556         AC_DEFINE(HAVE_JPEG),
2557         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2558         HAVE_JPEG=no])
2559   fi
2560 fi
2561
2562 ### Use -lpng if available, unless `--with-png=no'.
2563 HAVE_PNG=no
2564 if test "${HAVE_X11}" = "yes"; then
2565   if test "${with_png}" != "no"; then
2566     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2567     # in /usr/include/libpng.
2568     AC_CHECK_HEADERS(png.h libpng/png.h)
2569     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2570       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2571     fi
2572   fi
2573
2574   if test "${HAVE_PNG}" = "yes"; then
2575     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2576   fi
2577 fi
2578
2579 ### Use -ltiff if available, unless `--with-tiff=no'.
2580 HAVE_TIFF=no
2581 if test "${HAVE_X11}" = "yes"; then
2582   if test "${with_tiff}" != "no"; then
2583     AC_CHECK_HEADER(tiffio.h,
2584       tifflibs="-lz -lm"
2585       # At least one tiff package requires the jpeg library.
2586       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2587       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2588   fi
2589
2590   if test "${HAVE_TIFF}" = "yes"; then
2591     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2592   fi
2593 fi
2594
2595 ### Use -lgif if available, unless `--with-gif=no'.
2596 HAVE_GIF=no
2597 if test "${HAVE_X11}" = "yes"; then
2598   if test "${with_gif}" != "no"; then
2599     AC_CHECK_HEADER(gif_lib.h,
2600 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2601 # Earlier versions can crash Emacs.
2602       AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
2603   fi
2604
2605   if test "${HAVE_GIF}" = "yes"; then
2606     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have the ungif library (-lungif).])
2607   fi
2608 fi
2609
2610 ### Use -lgpm if available, unless `--with-gpm=no'.
2611 HAVE_GPM=no
2612 if test "${with_gpm}" != "no"; then
2613   AC_CHECK_HEADER(gpm.h,
2614     AC_CHECK_LIB(gpm, Gpm_Open, HAVE_GPM=yes))
2615 fi
2616
2617 if test "${HAVE_GPM}" = "yes"; then
2618   AC_DEFINE(HAVE_GPM, 1, [Define to 1 if you have the gpm library (-lgpm).])
2619 fi
2620
2621 dnl Check for malloc/malloc.h on darwin
2622 AC_CHECK_HEADER(malloc/malloc.h, AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.]))
2623
2624 ### Use Mac OS X Carbon API to implement GUI.
2625 if test "${HAVE_CARBON}" = "yes"; then
2626   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2627   ## Specify the install directory
2628   carbon_appdir=
2629   if test "${carbon_appdir_x}" != ""; then
2630     case ${carbon_appdir_x} in
2631       y | ye | yes)  carbon_appdir=/Applications ;;
2632       * ) carbon_appdir=${carbon_appdir_x} ;;
2633     esac
2634   fi
2635   # We also have mouse menus.
2636   HAVE_MENUS=yes
2637 fi
2638
2639 ### Use session management (-lSM -lICE) if available
2640 HAVE_X_SM=no
2641 if test "${HAVE_X11}" = "yes"; then
2642   AC_CHECK_HEADER(X11/SM/SMlib.h,
2643     AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE))
2644
2645   if test "${HAVE_X_SM}" = "yes"; then
2646     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2647     case "$LIBS" in
2648       *-lSM*) ;;
2649       *)      LIBS="-lSM -lICE $LIBS" ;;
2650     esac
2651   fi
2652 fi
2653
2654 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2655 AC_CACHE_CHECK(whether netdb declares h_errno,
2656                emacs_cv_netdb_declares_h_errno,
2657 [AC_TRY_LINK([#include <netdb.h>],
2658   [return h_errno;],
2659   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2660 if test $emacs_cv_netdb_declares_h_errno = yes; then
2661   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2662 fi
2663
2664 AC_FUNC_ALLOCA
2665
2666 # fmod, logb, and frexp are found in -lm on most systems.
2667 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2668 AC_CHECK_LIB(m, sqrt)
2669
2670 # Check for mail-locking functions in a "mail" library.  Probably this should
2671 # have the same check as for liblockfile below.
2672 AC_CHECK_LIB(mail, maillock)
2673 dnl Debian, at least:
2674 AC_CHECK_LIB(lockfile, maillock)
2675 # If we have the shared liblockfile, assume we must use it for mail
2676 # locking (e.g. Debian).  If we couldn't link against liblockfile
2677 # (no liblockfile.a installed), ensure that we don't need to.
2678 if test "$ac_cv_lib_lockfile_maillock" = no; then
2679   dnl This works for files generally, not just executables.
2680   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2681   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2682                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2683   if test $ac_cv_prog_liblockfile = yes; then
2684     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2685 This probably means that movemail could lose mail.
2686 There may be a `development' package to install containing liblockfile.])
2687   else :
2688   fi
2689 fi
2690 AC_CHECK_FUNCS(touchlock)
2691 AC_CHECK_HEADERS(maillock.h)
2692
2693 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2694 rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \
2695 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2696 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2697 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2698 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2699 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2700 gai_strerror mkstemp getline getdelim mremap memmove fsync sync bzero \
2701 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2702
2703 AC_CHECK_HEADERS(sys/un.h)
2704
2705 AC_FUNC_MKTIME
2706 if test "$ac_cv_func_working_mktime" = no; then
2707   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2708 fi
2709
2710 AC_FUNC_GETLOADAVG
2711
2712 AC_FUNC_FSEEKO
2713
2714 # Configure getopt.
2715 m4_include([m4/getopt.m4])
2716 gl_GETOPT_IFELSE([
2717   gl_GETOPT_SUBSTITUTE_HEADER
2718   gl_PREREQ_GETOPT
2719   GETOPTOBJS='getopt.o getopt1.o'
2720 ])
2721 AC_SUBST(GETOPTOBJS)
2722
2723 AC_FUNC_GETPGRP
2724
2725 AC_FUNC_STRFTIME
2726
2727 # UNIX98 PTYs.
2728 AC_CHECK_FUNCS(grantpt)
2729
2730 # PTY-related GNU extensions.
2731 AC_CHECK_FUNCS(getpt)
2732
2733 # Check this now, so that we will NOT find the above functions in ncurses.
2734 # That is because we have not set up to link ncurses in lib-src.
2735 # It's better to believe a function is not available
2736 # than to expect to find it in ncurses.
2737 AC_CHECK_LIB(ncurses, tparm)
2738
2739 # Do we need the Hesiod library to provide the support routines?
2740 if test "$with_hesiod" = yes ; then
2741   # Don't set $LIBS here -- see comments above.
2742   resolv=no
2743   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2744      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2745                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2746   if test "$resolv" = yes ; then
2747     RESOLVLIB=-lresolv
2748     AC_DEFINE(HAVE_LIBRESOLV, 1,
2749               [Define to 1 if you have the resolv library (-lresolv).])
2750   else
2751     RESOLVLIB=
2752   fi
2753   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2754         AC_DEFINE(HAVE_LIBHESIOD, 1,
2755                   [Define to 1 if you have the hesiod library (-lhesiod).]),
2756         :, $RESOLVLIB)])
2757 fi
2758
2759 # These tell us which Kerberos-related libraries to use.
2760 if test "${with_kerberos+set}" = set; then
2761   AC_CHECK_LIB(com_err, com_err)
2762   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2763   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2764   AC_CHECK_LIB(krb5, krb5_init_context)
2765   if test "${with_kerberos5+set}" != set; then
2766     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2767                  AC_CHECK_LIB(des, des_cbc_encrypt))
2768     AC_CHECK_LIB(krb4, krb_get_cred,,
2769                  AC_CHECK_LIB(krb, krb_get_cred))
2770   fi
2771
2772   if test "${with_kerberos5+set}" = set; then
2773     AC_CHECK_HEADERS(krb5.h)
2774   else
2775     AC_CHECK_HEADERS(des.h,,
2776                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2777                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2778     AC_CHECK_HEADERS(krb.h,,
2779                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2780                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2781   fi
2782   AC_CHECK_HEADERS(com_err.h)
2783 fi
2784
2785 # Solaris requires -lintl if you want strerror (which calls dgettext)
2786 # to return localized messages.
2787 AC_CHECK_LIB(intl, dgettext)
2788
2789 AC_MSG_CHECKING(whether localtime caches TZ)
2790 AC_CACHE_VAL(emacs_cv_localtime_cache,
2791 [if test x$ac_cv_func_tzset = xyes; then
2792 AC_TRY_RUN([#include <time.h>
2793 extern char **environ;
2794 unset_TZ ()
2795 {
2796   char **from, **to;
2797   for (to = from = environ; (*to = *from); from++)
2798     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2799       to++;
2800 }
2801 char TZ_GMT0[] = "TZ=GMT0";
2802 char TZ_PST8[] = "TZ=PST8";
2803 main()
2804 {
2805   time_t now = time ((time_t *) 0);
2806   int hour_GMT0, hour_unset;
2807   if (putenv (TZ_GMT0) != 0)
2808     exit (1);
2809   hour_GMT0 = localtime (&now)->tm_hour;
2810   unset_TZ ();
2811   hour_unset = localtime (&now)->tm_hour;
2812   if (putenv (TZ_PST8) != 0)
2813     exit (1);
2814   if (localtime (&now)->tm_hour == hour_GMT0)
2815     exit (1);
2816   unset_TZ ();
2817   if (localtime (&now)->tm_hour != hour_unset)
2818     exit (1);
2819   exit (0);
2820 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2821 [# If we have tzset, assume the worst when cross-compiling.
2822 emacs_cv_localtime_cache=yes])
2823 else
2824         # If we lack tzset, report that localtime does not cache TZ,
2825         # since we can't invalidate the cache if we don't have tzset.
2826         emacs_cv_localtime_cache=no
2827 fi])dnl
2828 AC_MSG_RESULT($emacs_cv_localtime_cache)
2829 if test $emacs_cv_localtime_cache = yes; then
2830   AC_DEFINE(LOCALTIME_CACHE, 1,
2831             [Define to 1 if localtime caches TZ.])
2832 fi
2833
2834 if test "x$HAVE_TIMEVAL" = xyes; then
2835   AC_CHECK_FUNCS(gettimeofday)
2836   if test $ac_cv_func_gettimeofday = yes; then
2837     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2838                    emacs_cv_gettimeofday_two_arguments,
2839     [AC_TRY_COMPILE([
2840 #ifdef TIME_WITH_SYS_TIME
2841 #include <sys/time.h>
2842 #include <time.h>
2843 #else
2844 #ifdef HAVE_SYS_TIME_H
2845 #include <sys/time.h>
2846 #else
2847 #include <time.h>
2848 #endif
2849 #endif],
2850       [struct timeval time;
2851        gettimeofday (&time, 0);],
2852       emacs_cv_gettimeofday_two_arguments=yes,
2853       emacs_cv_gettimeofday_two_arguments=no)])
2854     if test $emacs_cv_gettimeofday_two_arguments = no; then
2855       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2856                 [Define to 1 if gettimeofday accepts only one argument.])
2857     fi
2858   fi
2859 fi
2860
2861 ok_so_far=yes
2862 AC_CHECK_FUNC(socket, , ok_so_far=no)
2863 if test $ok_so_far = yes; then
2864   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2865 fi
2866 if test $ok_so_far = yes; then
2867   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2868 fi
2869 if test $ok_so_far = yes; then
2870 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
2871   AC_DEFINE(HAVE_INET_SOCKETS, 1,
2872             [Define to 1 if you have inet sockets.])
2873 fi
2874
2875 AC_CHECK_HEADERS(sys/ioctl.h)
2876
2877 if test -f /usr/lpp/X11/bin/smt.exp; then
2878   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2879             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2880 fi
2881
2882 AC_MSG_CHECKING(whether system supports dynamic ptys)
2883 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2884   AC_MSG_RESULT(yes)
2885   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2886 else
2887   AC_MSG_RESULT(no)
2888 fi
2889
2890 AC_FUNC_FORK
2891
2892 dnl Adapted from Haible's version.
2893 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2894   [AC_TRY_LINK([#include <langinfo.h>],
2895     [char* cs = nl_langinfo(CODESET);],
2896     emacs_cv_langinfo_codeset=yes,
2897     emacs_cv_langinfo_codeset=no)
2898   ])
2899 if test $emacs_cv_langinfo_codeset = yes; then
2900   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2901     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2902 fi
2903
2904 AC_CHECK_TYPES(size_t)
2905
2906 AC_TYPE_MBSTATE_T
2907
2908 dnl Restrict could probably be used effectively other than in regex.c.
2909 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2910   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2911                   emacs_cv_c_restrict=yes,
2912                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2913                                   emacs_cv_c_restrict=__restrict,
2914                                   emacs_cv_c_restrict=no)])])
2915 case "$emacs_cv_c_restrict" in
2916   yes) emacs_restrict=restrict;;
2917   no) emacs_restrict="";;
2918   *) emacs_restrict="$emacs_cv_c_restrict";;
2919 esac
2920 if test "$emacs_restrict" != __restrict; then
2921   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2922     [Define to compiler's equivalent of C99 restrict keyword.
2923      Don't define if equivalent is `__restrict'.])
2924 fi
2925
2926 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2927   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2928                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2929 if test "$emacs_cv_c_restrict_arr" = yes; then
2930   AC_DEFINE(__restrict_arr, __restrict,
2931     [Define to compiler's equivalent of C99 restrict keyword in array
2932      declarations.  Define as empty for no equivalent.])
2933 fi
2934
2935 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2936 dnl how the tty code is related to POSIX and/or other versions of termios.
2937 dnl The following looks like a useful start.
2938 dnl
2939 dnl AC_SYS_POSIX_TERMIOS
2940 dnl if test $ac_cv_sys_posix_termios = yes; then
2941 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2942 dnl                                and macros for terminal control.])
2943 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2944 dnl fi
2945
2946 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
2947
2948 # Set up the CFLAGS for real compilation, so we can substitute it.
2949 CFLAGS="$REAL_CFLAGS"
2950 CPPFLAGS="$REAL_CPPFLAGS"
2951
2952 #### Find out which version of Emacs this is.
2953 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
2954          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
2955 if test x"${version}" = x; then
2956   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
2957 fi
2958
2959 ### Specify what sort of things we'll be editing into Makefile and config.h.
2960 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2961 AC_SUBST(version)
2962 AC_SUBST(configuration)
2963 AC_SUBST(canonical)
2964 AC_SUBST(srcdir)
2965 AC_SUBST(prefix)
2966 AC_SUBST(exec_prefix)
2967 AC_SUBST(bindir)
2968 AC_SUBST(datadir)
2969 AC_SUBST(sharedstatedir)
2970 AC_SUBST(libexecdir)
2971 AC_SUBST(mandir)
2972 AC_SUBST(infodir)
2973 AC_SUBST(lispdir)
2974 AC_SUBST(locallisppath)
2975 AC_SUBST(lisppath)
2976 AC_SUBST(x_default_search_path)
2977 AC_SUBST(etcdir)
2978 AC_SUBST(archlibdir)
2979 AC_SUBST(docdir)
2980 AC_SUBST(bitmapdir)
2981 AC_SUBST(gamedir)
2982 AC_SUBST(gameuser)
2983 AC_SUBST(c_switch_system)
2984 AC_SUBST(c_switch_machine)
2985 AC_SUBST(LD_SWITCH_X_SITE)
2986 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2987 AC_SUBST(C_SWITCH_X_SITE)
2988 AC_SUBST(CFLAGS)
2989 AC_SUBST(X_TOOLKIT_TYPE)
2990 AC_SUBST(machfile)
2991 AC_SUBST(opsysfile)
2992 AC_SUBST(GETLOADAVG_LIBS)
2993 AC_SUBST(carbon_appdir)
2994
2995 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
2996                    [Define to the canonical Emacs configuration name.])
2997 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
2998                    [Define to the options passed to configure.])
2999 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
3000                    [Define to the used machine dependent file.])
3001 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
3002                    [Define to the used os dependent file.])
3003 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
3004 [Define LD_SWITCH_X_SITE to contain any special flags your loader
3005  may need to deal with X Windows.  For instance, if you've defined
3006  HAVE_X_WINDOWS above and your X libraries aren't in a place that
3007  your loader can find on its own, you might want to add "-L/..." or
3008  something similar.])
3009 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
3010                    [Define LD_SWITCH_X_SITE_AUX with an -R option
3011                     in case it's needed (for Solaris, for example).])
3012 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
3013 [Define C_SWITCH_X_SITE to contain any special flags your compiler
3014  may need to deal with X Windows.  For instance, if you've defined
3015  HAVE_X_WINDOWS above and your X include files aren't in a place
3016  that your compiler can find on its own, you might want to add
3017  "-I/..." or something similar.])
3018 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
3019                    [Define to the unexec source file name.])
3020
3021 if test "${HAVE_X_WINDOWS}" = "yes" ; then
3022   AC_DEFINE(HAVE_X_WINDOWS, 1,
3023             [Define to 1 if you want to use the X window system.])
3024 fi
3025 if test "${USE_X_TOOLKIT}" != "none" ; then
3026   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
3027 fi
3028 if test "${HAVE_X11}" = "yes" ; then
3029   AC_DEFINE(HAVE_X11, 1,
3030             [Define to 1 if you want to use version 11 of X windows.
3031              Otherwise, Emacs expects to use version 10.])
3032 fi
3033 if test "${HAVE_XFREE386}" = "yes" ; then
3034   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
3035 fi
3036 if test "${HAVE_MENUS}" = "yes" ; then
3037   AC_DEFINE(HAVE_MENUS, 1,
3038             [Define to 1 if you have mouse menus.
3039              (This is automatic if you use X, but the option to specify it remains.)
3040              It is also defined with other window systems that support xmenu.c.])
3041 fi
3042 if test "${GNU_MALLOC}" = "yes" ; then
3043   AC_DEFINE(GNU_MALLOC, 1,
3044             [Define to 1 if you want to use the GNU memory allocator.])
3045 fi
3046 if test "${REL_ALLOC}" = "yes" ; then
3047   AC_DEFINE(REL_ALLOC, 1,
3048             [Define REL_ALLOC if you want to use the relocating allocator for
3049              buffer space.])
3050 fi
3051
3052 AH_TOP([/* GNU Emacs site configuration template file.
3053    Copyright (C) 1988, 1993, 1994, 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
3054              Free Software Foundation, Inc.
3055
3056 This file is part of GNU Emacs.
3057
3058 GNU Emacs is free software; you can redistribute it and/or modify
3059 it under the terms of the GNU General Public License as published by
3060 the Free Software Foundation; either version 2, or (at your option)
3061 any later version.
3062
3063 GNU Emacs is distributed in the hope that it will be useful,
3064 but WITHOUT ANY WARRANTY; without even the implied warranty of
3065 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
3066 GNU General Public License for more details.
3067
3068 You should have received a copy of the GNU General Public License
3069 along with GNU Emacs; see the file COPYING.  If not, write to the
3070 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
3071 Boston, MA 02110-1301, USA.  */
3072
3073
3074 /* No code in Emacs #includes config.h twice, but some bits of code
3075    intended to work with other packages as well (like gmalloc.c)
3076    think they can include it as many times as they like.  */
3077 #ifndef EMACS_CONFIG_H
3078 #define EMACS_CONFIG_H
3079 ])dnl
3080
3081 AH_BOTTOM([
3082 /* If we're using any sort of window system, define some consequences.  */
3083 #ifdef HAVE_X_WINDOWS
3084 #define HAVE_WINDOW_SYSTEM
3085 #define MULTI_KBOARD
3086 #define HAVE_MOUSE
3087 #endif
3088
3089 /* If we're using the Carbon API on Mac OS X, define a few more
3090    variables as well.  */
3091 #ifdef HAVE_CARBON
3092 #define HAVE_WINDOW_SYSTEM
3093 #define HAVE_MOUSE
3094 #endif
3095
3096 /* Define USER_FULL_NAME to return a string
3097    that is the user's full name.
3098    It can assume that the variable `pw'
3099    points to the password file entry for this user.
3100
3101    At some sites, the pw_gecos field contains
3102    the user's full name.  If neither this nor any other
3103    field contains the right thing, use pw_name,
3104    giving the user's login name, since that is better than nothing.  */
3105 #define USER_FULL_NAME pw->pw_gecos
3106
3107 /* Define AMPERSAND_FULL_NAME if you use the convention
3108    that & in the full name stands for the login id.  */
3109 /* Turned on June 1996 supposing nobody will mind it.  */
3110 #define AMPERSAND_FULL_NAME
3111
3112 /* We have blockinput.h.  */
3113 #define DO_BLOCK_INPUT
3114
3115 /* Define HAVE_SOUND if we have sound support.  We know it works
3116    and compiles only on the specified platforms.   For others,
3117    it probably doesn't make sense to try.  */
3118
3119 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
3120 #ifdef HAVE_MACHINE_SOUNDCARD_H
3121 #define HAVE_SOUND 1
3122 #endif
3123 #ifdef HAVE_SYS_SOUNDCARD_H
3124 #define HAVE_SOUND 1
3125 #endif
3126 #ifdef HAVE_SOUNDCARD_H
3127 #define HAVE_SOUND 1
3128 #endif
3129 #ifdef HAVE_ALSA
3130 #define HAVE_SOUND 1
3131 #endif
3132 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
3133
3134 /* If using GNU, then support inline function declarations. */
3135 /* Don't try to switch on inline handling as detected by AC_C_INLINE
3136    generally, because even if non-gcc compilers accept `inline', they
3137    may reject `extern inline'.  */
3138 #if defined (__GNUC__) && defined (OPTIMIZE)
3139 #define INLINE __inline__
3140 #else
3141 #define INLINE
3142 #endif
3143
3144 /* Include the os and machine dependent files.  */
3145 #include config_opsysfile
3146 #include config_machfile
3147
3148 /* Load in the conversion definitions if this system
3149    needs them and the source file being compiled has not
3150    said to inhibit this.  There should be no need for you
3151    to alter these lines.  */
3152
3153 #ifdef SHORTNAMES
3154 #ifndef NO_SHORTNAMES
3155 #include "../shortnames/remap.h"
3156 #endif /* not NO_SHORTNAMES */
3157 #endif /* SHORTNAMES */
3158
3159 /* If no remapping takes place, static variables cannot be dumped as
3160    pure, so don't worry about the `static' keyword. */
3161 #ifdef NO_REMAP
3162 #undef static
3163 #endif
3164
3165 /* Define `subprocesses' should be defined if you want to
3166    have code for asynchronous subprocesses
3167    (as used in M-x compile and M-x shell).
3168    These do not work for some USG systems yet;
3169    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
3170
3171 #ifndef VMS
3172 #ifndef USG
3173 /* #define subprocesses */
3174 #endif
3175 #endif
3176
3177 /* SIGTYPE is the macro we actually use.  */
3178 #ifndef SIGTYPE
3179 #define SIGTYPE RETSIGTYPE
3180 #endif
3181
3182 #ifdef emacs /* Don't do this for lib-src.  */
3183 /* Tell regex.c to use a type compatible with Emacs.  */
3184 #define RE_TRANSLATE_TYPE Lisp_Object
3185 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
3186 #ifdef make_number
3187 /* If make_number is a macro, use it.  */
3188 #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0)))
3189 #else
3190 /* If make_number is a function, avoid it.  */
3191 #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0))
3192 #endif
3193 #endif
3194
3195 /* Avoid link-time collision with system mktime if we will use our own.  */
3196 #if ! HAVE_MKTIME || BROKEN_MKTIME
3197 #define mktime emacs_mktime
3198 #endif
3199
3200 #define my_strftime nstrftime   /* for strftime.c */
3201
3202 /* The rest of the code currently tests the CPP symbol BSTRING.
3203    Override any claims made by the system-description files.
3204    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
3205 #undef BSTRING
3206 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
3207 #define BSTRING
3208 #endif
3209
3210 /* Some of the files of Emacs which are intended for use with other
3211    programs assume that if you have a config.h file, you must declare
3212    the type of getenv.
3213
3214    This declaration shouldn't appear when alloca.s or Makefile.in
3215    includes config.h.  */
3216 #ifndef NOT_C_CODE
3217 extern char *getenv ();
3218 #endif
3219
3220 /* These default definitions are good for almost all machines.
3221    The exceptions override them in m/MACHINE.h.  */
3222
3223 #ifndef BITS_PER_CHAR
3224 #define BITS_PER_CHAR 8
3225 #endif
3226
3227 #ifndef BITS_PER_SHORT
3228 #define BITS_PER_SHORT 16
3229 #endif
3230
3231 /* Note that lisp.h uses this in a preprocessor conditional, so it
3232    would not work to use sizeof.  That being so, we do all of them
3233    without sizeof, for uniformity's sake.  */
3234 #ifndef BITS_PER_INT
3235 #define BITS_PER_INT 32
3236 #endif
3237
3238 #ifndef BITS_PER_LONG
3239 #ifdef _LP64
3240 #define BITS_PER_LONG 64
3241 #else
3242 #define BITS_PER_LONG 32
3243 #endif
3244 #endif
3245
3246 /* Define if the compiler supports function prototypes.  It may do so
3247    but not define __STDC__ (e.g. DEC C by default) or may define it as
3248    zero.  */
3249 #undef PROTOTYPES
3250 /* For mktime.c:  */
3251 #ifndef __P
3252 # if defined PROTOTYPES
3253 #  define __P(args) args
3254 # else
3255 #  define __P(args) ()
3256 # endif  /* GCC.  */
3257 #endif /* __P */
3258
3259 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
3260 #ifndef NOT_C_CODE
3261 #ifdef HAVE_STRING_H
3262 #include "string.h"
3263 #endif
3264 #ifdef HAVE_STRINGS_H
3265 #include "strings.h"  /* May be needed for bcopy & al. */
3266 #endif
3267 #ifdef HAVE_STDLIB_H
3268 #include <stdlib.h>
3269 #endif
3270 #ifndef __GNUC__
3271 # ifdef HAVE_ALLOCA_H
3272 #  include <alloca.h>
3273 # else /* AIX files deal with #pragma.  */
3274 #  ifndef alloca /* predefined by HP cc +Olibcalls */
3275 char *alloca ();
3276 #  endif
3277 # endif /* HAVE_ALLOCA_H */
3278 #endif /* __GNUC__ */
3279 #ifndef HAVE_SIZE_T
3280 typedef unsigned size_t;
3281 #endif
3282 #endif /* NOT_C_CODE */
3283
3284 /* Define HAVE_X_I18N if we have usable i18n support.  */
3285
3286 #ifdef HAVE_X11R6
3287 #define HAVE_X_I18N
3288 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
3289 #define HAVE_X_I18N
3290 #endif
3291
3292 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
3293
3294 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3295 #define HAVE_X11R6_XIM
3296 #endif
3297
3298 /* Should we enable expensive run-time checking of data types?  */
3299 #undef ENABLE_CHECKING
3300
3301 #if defined __GNUC__ && (__GNUC__ > 2 \
3302                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3303 #define NO_RETURN       __attribute__ ((__noreturn__))
3304 #else
3305 #define NO_RETURN       /* nothing */
3306 #endif
3307
3308 /* These won't be used automatically yet.  We also need to know, at least,
3309    that the stack is continuous.  */
3310 #ifdef __GNUC__
3311 #  ifndef GC_SETJMP_WORKS
3312   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3313      see NON_SAVING_SETJMP in the target descriptions.  */
3314   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3315      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3316      Fixme: Deal with ns32k, SVR3.  */
3317 #    define GC_SETJMP_WORKS 1
3318 #  endif
3319 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3320 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3321 #  endif
3322 #endif
3323
3324 #ifndef HAVE_BCOPY
3325 #define bcopy(a,b,s) memcpy (b,a,s)
3326 #endif
3327 #ifndef HAVE_BZERO
3328 #define bzero(a,s) memset (a,0,s)
3329 #endif
3330 #ifndef HAVE_BCMP
3331 #define BCMP memcmp
3332 #endif
3333
3334 #endif /* EMACS_CONFIG_H */
3335
3336 /*
3337 Local Variables:
3338 mode: c
3339 End:
3340 */
3341 ])dnl
3342
3343 #### Report on what we decided to do.
3344 #### Report GTK as a toolkit, even if it doesn't use Xt.
3345 #### It makes printing result more understandable as using GTK sets
3346 #### toolkit_scroll_bars to yes by default.
3347 if test "${HAVE_GTK}" = "yes"; then
3348   USE_X_TOOLKIT=GTK
3349 fi
3350
3351 echo "
3352 Configured for \`${canonical}'.
3353
3354   Where should the build process find the source code?    ${srcdir}
3355   What operating system and machine description files should Emacs use?
3356         \`${opsysfile}' and \`${machfile}'
3357   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3358   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3359   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3360   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3361   What window system should Emacs use?                    ${window_system}
3362   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3363
3364 if test -n "${x_includes}"; then
3365 echo "  Where do we find X Windows header files?                ${x_includes}"
3366 else
3367 echo "  Where do we find X Windows header files?                Standard dirs"
3368 fi
3369 if test -n "${x_libraries}"; then
3370 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3371 else
3372 echo "  Where do we find X Windows libraries?                   Standard dirs"
3373 fi
3374
3375 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3376 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3377 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3378 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3379 echo "  Does Emacs use -lungif?                                 ${HAVE_GIF}"
3380 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3381 echo "  Does Emacs use -lgpm?                                   ${HAVE_GPM}"
3382 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3383 echo
3384
3385 if test $USE_XASSERTS = yes; then
3386    echo "  Compiling with asserts turned on."
3387    CPPFLAGS="$CPPFLAGS -DXASSERTS=1"
3388    echo
3389 fi
3390
3391 if test "$USE_X_TOOLKIT" = GTK; then
3392   case "$canonical" in
3393   *cygwin*)
3394     echo "There are known problems with Emacs and Gtk+ on cygwin, so you
3395   will probably get a crash on startup.  If this happens, please use another
3396   toolkit for Emacs.  See etc/PROBLEMS for more information."
3397   ;;
3398   esac
3399 fi
3400
3401
3402
3403 # Remove any trailing slashes in these variables.
3404 [test "${prefix}" != NONE &&
3405   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3406 test "${exec_prefix}" != NONE &&
3407   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3408
3409 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3410 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3411 ## from Makefile.c can correctly provide the arg `-traditional' to the
3412 ## C preprocessor.
3413
3414 AC_EGREP_CPP(yes..yes,
3415         [yes..yes],
3416         CPP_NEED_TRADITIONAL=no,
3417         CPP_NEED_TRADITIONAL=yes)
3418
3419 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3420         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
3421         lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
3422
3423 ### Make the necessary directories, if they don't exist.
3424 for dir in etc lisp ; do
3425   test -d ${dir} || mkdir ${dir}
3426 done
3427
3428 # Build src/Makefile from ${srcdir}/src/Makefile.c
3429 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3430 # This must be done after src/config.h is built, since we rely on that file.
3431
3432 # Now get this: Some word that is part of the ${srcdir} directory name
3433 # or the ${configuration} value might, just might, happen to be an
3434 # identifier like `sun4' or `i386' or something, and be predefined by
3435 # the C preprocessor to some helpful value like 1, or maybe the empty
3436 # string.  Needless to say consequent macro substitutions are less
3437 # than conducive to the makefile finding the correct directory.
3438 [undefs="`echo $top_srcdir $configuration $canonical |
3439 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3440     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3441 `"]
3442
3443 echo creating src/epaths.h
3444 ${MAKE-make} epaths-force
3445
3446 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3447 # `..' to `. .'  unless invoked with -traditional
3448
3449 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3450   CPPFLAGS="$CPPFLAGS -traditional"
3451 fi
3452
3453 echo creating lib-src/Makefile
3454 ( cd lib-src
3455   rm -f junk.c junk1.c junk2.c
3456   sed -e '/start of cpp stuff/q' \
3457       < Makefile.c > junk1.c
3458   sed -e '1,/start of cpp stuff/d'\
3459       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3460       < Makefile.c > junk.c
3461   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3462       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3463   cat junk1.c junk2.c > Makefile.new
3464   rm -f junk.c junk1.c junk2.c
3465   chmod 444 Makefile.new
3466   mv -f Makefile.new Makefile
3467 )
3468
3469 echo creating src/Makefile
3470 ( cd src
3471   rm -f junk.c junk1.c junk2.c
3472   sed -e '/start of cpp stuff/q' \
3473       < Makefile.c > junk1.c
3474   sed -e '1,/start of cpp stuff/d'\
3475       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3476       < Makefile.c > junk.c
3477   if test -f ${srcdir}/admin/unidata/UnicodeData.txt; then
3478     CPPFLAGS="$CPPFLAGS -DHAVE_UNIDATA"
3479   fi
3480   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3481       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3482   cat junk1.c junk2.c > Makefile.new
3483   rm -f junk.c junk1.c junk2.c
3484   chmod 444 Makefile.new
3485   mv -f Makefile.new Makefile
3486 )
3487
3488 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3489   echo creating src/.gdbinit
3490   echo source $srcdir/src/.gdbinit > src/.gdbinit
3491 fi
3492
3493 # This is how we know whether to re-run configure in certain cases.
3494 touch src/config.stamp
3495
3496 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3497
3498 m4_if(dnl       Do not change this comment
3499    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3500 )dnl