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