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