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

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