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