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