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 "${canonical}" in
 992       ## The Sun386 didn't get past 4.0.
 993       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 994       *-sunos4.0*         ) opsys=sunos4-0 ;;
 995       *-sunos4.1.[3-9]*noshare )
 996                 ## This name is sunos413 instead of sunos4-1-3
 997                 ## to avoid a file name conflict on MSDOS.
 998                 opsys=sunos413
 999                 NON_GNU_CPP=/usr/lib/cpp
1000                 NON_GCC_TEST_OPTIONS=-Bstatic
1001                 GCC_TEST_OPTIONS=-static
1002                 ;;
1003       *-sunos4.1.[3-9]* | *-sunos4shr*)
1004                 opsys=sunos4shr
1005                 NON_GNU_CPP=/usr/lib/cpp
1006                 ;;
1007       *-sunos4* | *-sunos )
1008                 opsys=sunos4-1
1009                 NON_GCC_TEST_OPTIONS=-Bstatic
1010                 GCC_TEST_OPTIONS=-static
1011                 ;;
1012       *-sunos5.3* | *-solaris2.3* )
1013                 opsys=sol2-3
1014                 NON_GNU_CPP=/usr/ccs/lib/cpp
1015                 ;;
1016       *-sunos5.4* | *-solaris2.4* )
1017                 opsys=sol2-4
1018                 NON_GNU_CPP=/usr/ccs/lib/cpp
1019                 RANLIB="ar -ts"
1020                 ;;
1021       *-sunos5.5* | *-solaris2.5* )
1022                 opsys=sol2-5
1023                 NON_GNU_CPP=/usr/ccs/lib/cpp
1024                 RANLIB="ar -ts"
1025                 ;;
1026       *-sunos5.6* | *-solaris2.6* )
1027                 opsys=sol2-6
1028                 NON_GNU_CPP=/usr/ccs/lib/cpp
1029                 RANLIB="ar -ts"
1030                 ;;
1031       *-sunos5* | *-solaris* )
1032                 opsys=sol2-6
1033                 if [ "x$CC" = x/opt/SUNWspro/bin/cc ]; then
1034                   ## -Xs prevents spurious whitespace.
1035                   NON_GNU_CPP="/opt/SUNWspro/bin/cc -E -Xs"
1036                 else
1037                   NON_GNU_CPP=/usr/ccs/lib/cpp
1038                 fi
1039                 ;;
1040       *                   ) opsys=bsd4-2   ;;
1041     esac
1042     ## Watch out for a compiler that we know will not work.
1043     case "${canonical}" in
1044      *-solaris* | *-sunos5* )
1045                 if [ "x$CC" = x/usr/ucb/cc ]; then
1046                   ## /usr/ucb/cc doesn't work;
1047                   ## we should find some other compiler that does work.
1048                   unset CC
1049                 fi
1050                 ;;
1051       *) ;;
1052     esac
1053   ;;
1054   sparc-*-nextstep* )
1055     machine=sparc opsys=nextstep
1056   ;;
1057
1058   ## Tadpole 68k
1059   m68*-tadpole-sysv* )
1060     machine=tad68k opsys=usg5-3
1061   ;;
1062
1063   ## Tahoe machines
1064   tahoe-tahoe-bsd4.2* )
1065     machine=tahoe opsys=bsd4-2
1066   ;;
1067   tahoe-tahoe-bsd4.3* )
1068     machine=tahoe opsys=bsd4-3
1069   ;;
1070
1071   ## Tandem Integrity S2
1072   mips-tandem-sysv* )
1073     machine=tandem-s2 opsys=usg5-3
1074   ;;
1075
1076   ## Tektronix XD88
1077   m88k-tektronix-sysv3* )
1078   machine=tekxd88 opsys=usg5-3
1079   ;;
1080
1081   ## Tektronix 16000 box (6130?)
1082   ns16k-tektronix-bsd* )
1083     machine=ns16000 opsys=bsd4-2
1084   ;;
1085   ## Tektronix 4300
1086   ## src/m/tek4300.h hints that this is a m68k machine.
1087   m68*-tektronix-bsd* )
1088     machine=tek4300 opsys=bsd4-3
1089   ;;
1090
1091   ## Titan P2 or P3
1092   ## We seem to have lost the machine-description file titan.h!
1093   titan-titan-sysv* )
1094     machine=titan opsys=usg5-3
1095   ;;
1096
1097   ## Ustation E30 (SS5E)
1098   m68*-unisys-uniplus* )
1099     machine=ustation opsystem=unipl5-2
1100   ;;
1101
1102   ## Vaxen.
1103   vax-dec-* )
1104     machine=vax
1105     case "${canonical}" in
1106       *-bsd4.1* )                                       opsys=bsd4-1 ;;
1107       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
1108       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
1109       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
1110       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
1111       *-vms* )                                          opsys=vms ;;
1112       * )                                               unported=yes
1113     esac
1114   ;;
1115
1116   ## Whitechapel MG1
1117   ns16k-whitechapel-* )
1118     machine=mg1
1119     ## We don't know what sort of OS runs on these; we'll let the
1120     ## operating system guessing code below try.
1121   ;;
1122
1123   ## Wicat
1124   m68*-wicat-sysv* )
1125     machine=wicat opsys=usg5-2
1126   ;;
1127
1128   ## IA-64
1129   ia64*-*-linux* )
1130     machine=ia64 opsys=gnu-linux
1131   ;;
1132
1133   ## Intel 386 machines where we don't care about the manufacturer
1134   i[3456]86-*-* )
1135     machine=intel386
1136     case "${canonical}" in
1137       *-cygwin )                opsys=cygwin ;;
1138       *-darwin* )               opsys=darwin
1139                                 CPP="${CC-cc} -E -no-cpp-precomp"
1140                                 ;;
1141       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
1142       *-isc2.2* )               opsys=isc2-2 ;;
1143       *-isc4.0* )               opsys=isc4-0 ;;
1144       *-isc4.* )                opsys=isc4-1
1145                                 GCC_TEST_OPTIONS=-posix
1146                                 NON_GCC_TEST_OPTIONS=-Xp
1147                                 ;;
1148       *-isc* )                  opsys=isc3-0 ;;
1149       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
1150       *-esix* )                 opsys=esix ;;
1151       *-xenix* )                opsys=xenix ;;
1152       *-linux-gnu* )            opsys=gnu-linux ;;
1153       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1154       *-sco3.2v5* )             opsys=sco5
1155                                 NON_GNU_CPP=/lib/cpp
1156                                 # Prevent -belf from being passed to $CPP.
1157                                 # /lib/cpp does not accept it.
1158                                 OVERRIDE_CPPFLAGS=" "
1159                                 ;;
1160       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1161       *-sysv5uw* )              opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1162       *-sysv5OpenUNIX* )        opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1163       *-386bsd* )               opsys=386bsd ;;
1164       *-nextstep* )             opsys=nextstep ;;
1165       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1166     esac
1167   ;;
1168
1169   ## m68k Linux-based GNU system
1170   m68k-*-linux-gnu* )
1171     machine=m68k opsys=gnu-linux
1172   ;;
1173
1174   ## Mips Linux-based GNU system
1175   mips-*-linux-gnu* | mipsel-*-linux-gnu* )
1176     machine=mips opsys=gnu-linux
1177   ;;
1178
1179   ## UXP/DS
1180   sparc-fujitsu-sysv4* )
1181     machine=sparc opsys=uxpds
1182     NON_GNU_CPP=/usr/ccs/lib/cpp
1183     RANLIB="ar -ts"
1184   ;;
1185
1186   ## UXP/V
1187   f301-fujitsu-uxpv4.1)
1188     machine=f301 opsys=uxpv
1189   ;;
1190
1191   ## AMD x86-64 Linux-based GNU system
1192   x86_64-*-linux-gnu* )
1193     machine=amdx86-64 opsys=gnu-linux
1194   ;;
1195
1196   ## Tensilica Xtensa Linux-based GNU system
1197   xtensa-*-linux-gnu* )
1198     machine=xtensa opsys=gnu-linux
1199     ;;
1200
1201   * )
1202     unported=yes
1203   ;;
1204 esac
1205
1206 ### If the code above didn't choose an operating system, just choose
1207 ### an operating system based on the configuration name.  You really
1208 ### only want to use this when you have no idea what the right
1209 ### operating system is; if you know what operating systems a machine
1210 ### runs, it's cleaner to make it explicit in the case statement
1211 ### above.
1212 if test x"${opsys}" = x; then
1213   case "${canonical}" in
1214     *-gnu* )                            opsys=gnu ;;
1215     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1216     *-bsd4.2 )                          opsys=bsd4-2 ;;
1217     *-bsd4.3 )                          opsys=bsd4-3 ;;
1218     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1219     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1220     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1221     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1222     *-sysv4.2uw* )                      opsys=unixware ;;
1223     *-sysv5uw* )                        opsys=unixware ;;
1224     *-sysv5OpenUNIX* )                  opsys=unixware ;;
1225     *-sysv4.1* | *-sysvr4.1* )
1226         NON_GNU_CPP=/usr/lib/cpp
1227         opsys=usg5-4 ;;
1228     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1229         if [ x$NON_GNU_CPP = x ]; then
1230           if [ -f /usr/ccs/lib/cpp ]; then
1231             NON_GNU_CPP=/usr/ccs/lib/cpp
1232           else
1233             NON_GNU_CPP=/lib/cpp
1234           fi
1235         fi
1236         opsys=usg5-4-2 ;;
1237     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1238     * )
1239       unported=yes
1240     ;;
1241   esac
1242 fi
1243
1244 ]
1245 dnl quotation ends
1246
1247 if test $unported = yes; then
1248   AC_MSG_ERROR([Emacs hasn't been ported to `${canonical}' systems.
1249 Check `etc/MACHINES' for recognized configuration names.])
1250 fi
1251
1252 machfile="m/${machine}.h"
1253 opsysfile="s/${opsys}.h"
1254
1255
1256 #### Choose a compiler.
1257 test -n "$CC" && cc_specified=yes
1258
1259 # Save the value of CFLAGS that the user specified.
1260 SPECIFIED_CFLAGS="$CFLAGS"
1261
1262 case ${with_gcc} in
1263   "yes" ) CC="gcc" GCC=yes ;;
1264   "no"  ) : ${CC=cc} ;;
1265   * )
1266 esac
1267 AC_PROG_CC
1268
1269 # On Suns, sometimes $CPP names a directory.
1270 if test -n "$CPP" && test -d "$CPP"; then
1271   CPP=
1272 fi
1273
1274 #### Some systems specify a CPP to use unless we are using GCC.
1275 #### Now that we know whether we are using GCC, we can decide whether
1276 #### to use that one.
1277 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1278 then
1279   CPP="$NON_GNU_CPP"
1280 fi
1281
1282 #### Some systems specify a CC to use unless we are using GCC.
1283 #### Now that we know whether we are using GCC, we can decide whether
1284 #### to use that one.
1285 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1286   test x$cc_specified != xyes
1287 then
1288   CC="$NON_GNU_CC"
1289 fi
1290
1291 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1292 then
1293   CC="$CC $GCC_TEST_OPTIONS"
1294 fi
1295
1296 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1297 then
1298   CC="$CC $NON_GCC_TEST_OPTIONS"
1299 fi
1300
1301 dnl checks for Unix variants
1302 AC_AIX
1303 AC_GNU_SOURCE
1304
1305 ### Use -Wno-pointer-sign if the compiler supports it
1306 AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign])
1307 SAVE_CFLAGS="$CFLAGS"
1308 CFLAGS="$CFLAGS -Wno-pointer-sign"
1309 AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
1310 if test $has_option = yes; then
1311    C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH"
1312 fi
1313 AC_MSG_RESULT($has_option)
1314 CFLAGS="$SAVE_CFLAGS"
1315 unset has_option
1316 unset SAVE_CFLAGS
1317
1318 #### Some other nice autoconf tests.
1319
1320 dnl checks for programs
1321 AC_PROG_LN_S
1322 AC_PROG_CPP
1323 AC_PROG_INSTALL
1324 if test "x$RANLIB" = x; then
1325   AC_PROG_RANLIB
1326 fi
1327 AC_PATH_PROG(INSTALL_INFO, install-info)
1328 AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
1329 AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
1330 dnl Don't use GZIP, which is used by gzip for additional parameters.
1331 AC_PATH_PROG(GZIP_PROG, gzip)
1332
1333 dnl Add our options to ac_link now, after it is set up.
1334
1335 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1336 then
1337   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1338 fi
1339
1340 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1341 then
1342   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1343 fi
1344
1345 dnl We need -znocombreloc if we're using a relatively recent GNU ld.
1346 dnl If we can link with the flag, it shouldn't do any harm anyhow.
1347 dnl (Don't use `-z nocombreloc' as -z takes no arg on Irix.)
1348 dnl Treat GCC specially since it just gives a non-fatal `unrecognized option'
1349 dnl if not built to support GNU ld.
1350
1351 late_LDFLAGS=$LDFLAGS
1352 if test "$GCC" = yes; then
1353   LDFLAGS="$LDFLAGS -Wl,-znocombreloc"
1354 else
1355   LDFLAGS="$LDFLAGS -znocombreloc"
1356 fi
1357
1358 AC_MSG_CHECKING([for -znocombreloc])
1359 AC_LINK_IFELSE([main(){return 0;}],
1360   [AC_MSG_RESULT(yes)],
1361   LDFLAGS=$late_LDFLAGS
1362   [AC_MSG_RESULT(no)])
1363
1364 #### Extract some information from the operating system and machine files.
1365
1366 AC_CHECKING([the machine- and system-dependent files to find out
1367  - which libraries the lib-src programs will want, and
1368  - whether the GNU malloc routines are usable])
1369
1370 ### First figure out CFLAGS (which we use for running the compiler here)
1371 ### and REAL_CFLAGS (which we use for real compilation).
1372 ### The two are the same except on a few systems, where they are made
1373 ### different to work around various lossages.  For example,
1374 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1375 ### as implying static linking.
1376
1377 ### If the CFLAGS env var is specified, we use that value
1378 ### instead of the default.
1379
1380 ### It's not important that this name contain the PID; you can't run
1381 ### two configures in the same directory and have anything work
1382 ### anyway.
1383 tempcname="conftest.c"
1384
1385 echo '
1386 #include "'${srcdir}'/src/'${opsysfile}'"
1387 #include "'${srcdir}'/src/'${machfile}'"
1388 #ifndef LIBS_MACHINE
1389 #define LIBS_MACHINE
1390 #endif
1391 #ifndef LIBS_SYSTEM
1392 #define LIBS_SYSTEM
1393 #endif
1394 #ifndef C_SWITCH_SYSTEM
1395 #define C_SWITCH_SYSTEM
1396 #endif
1397 #ifndef C_SWITCH_MACHINE
1398 #define C_SWITCH_MACHINE
1399 #endif
1400 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1401 configure___ c_switch_system=C_SWITCH_SYSTEM
1402 configure___ c_switch_machine=C_SWITCH_MACHINE
1403
1404 #ifndef LIB_X11_LIB
1405 #define LIB_X11_LIB -lX11
1406 #endif
1407
1408 #ifndef LIBX11_MACHINE
1409 #define LIBX11_MACHINE
1410 #endif
1411
1412 #ifndef LIBX11_SYSTEM
1413 #define LIBX11_SYSTEM
1414 #endif
1415 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1416
1417 #ifdef UNEXEC
1418 configure___ unexec=UNEXEC
1419 #else
1420 configure___ unexec=unexec.o
1421 #endif
1422
1423 #ifdef SYSTEM_MALLOC
1424 configure___ system_malloc=yes
1425 #else
1426 configure___ system_malloc=no
1427 #endif
1428
1429 #ifdef USE_MMAP_FOR_BUFFERS
1430 configure___ use_mmap_for_buffers=yes
1431 #else
1432 configure___ use_mmap_for_buffers=no
1433 #endif
1434
1435 #ifndef C_DEBUG_SWITCH
1436 #define C_DEBUG_SWITCH -g
1437 #endif
1438
1439 #ifndef C_OPTIMIZE_SWITCH
1440 #ifdef __GNUC__
1441 #define C_OPTIMIZE_SWITCH -O2
1442 #else
1443 #define C_OPTIMIZE_SWITCH -O
1444 #endif
1445 #endif
1446
1447 #ifndef C_WARNINGS_SWITCH
1448 #define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH}
1449 #endif
1450
1451 #ifndef LD_SWITCH_MACHINE
1452 #define LD_SWITCH_MACHINE
1453 #endif
1454
1455 #ifndef LD_SWITCH_SYSTEM
1456 #define LD_SWITCH_SYSTEM
1457 #endif
1458
1459 #ifndef LD_SWITCH_X_SITE_AUX
1460 #define LD_SWITCH_X_SITE_AUX
1461 #endif
1462
1463 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1464 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1465
1466 #ifdef THIS_IS_CONFIGURE
1467
1468 /* Get the CFLAGS for tests in configure.  */
1469 #ifdef __GNUC__
1470 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1471 #else
1472 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1473 #endif
1474
1475 #else /* not THIS_IS_CONFIGURE */
1476
1477 /* Get the CFLAGS for real compilation.  */
1478 #ifdef __GNUC__
1479 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH '${SPECIFIED_CFLAGS}'
1480 #else
1481 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1482 #endif
1483
1484 #endif /* not THIS_IS_CONFIGURE */
1485 ' > ${tempcname}
1486
1487 # The value of CPP is a quoted variable reference, so we need to do this
1488 # to get its actual value...
1489 CPP=`eval "echo $CPP"`
1490 [eval `${CPP} -Isrc ${tempcname} \
1491        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1492 if test "x$SPECIFIED_CFLAGS" = x; then
1493   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1494          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1495 else
1496   REAL_CFLAGS="$CFLAGS"
1497 fi]
1498 rm ${tempcname}
1499
1500 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1501
1502 ### Make sure subsequent tests use flags consistent with the build flags.
1503
1504 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1505   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1506 else
1507   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1508 fi
1509
1510 dnl For AC_FUNC_GETLOADAVG, at least:
1511 AC_CONFIG_LIBOBJ_DIR(src)
1512
1513 dnl Do this early because it can frob feature test macros for Unix-98 &c.
1514 AC_SYS_LARGEFILE
1515
1516
1517 ### The standard library on x86-64 GNU/Linux distributions can
1518 ### be located in either /usr/lib64 or /usr/lib.
1519 case "${canonical}" in
1520   x86_64-*-linux-gnu* )
1521     if test -d /usr/lib64; then
1522       AC_DEFINE(HAVE_X86_64_LIB64_DIR, 1,
1523         [Define to 1 if the file /usr/lib64 exists.])
1524 fi
1525 esac
1526
1527 dnl This function defintion taken from Gnome 2.0
1528 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1529 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1530 dnl also defines GSTUFF_PKG_ERRORS on error
1531 AC_DEFUN([PKG_CHECK_MODULES], [
1532   succeeded=no
1533
1534   if test -z "$PKG_CONFIG"; then
1535     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1536   fi
1537
1538   if test "$PKG_CONFIG" = "no" ; then
1539      ifelse([$4], , [AC_MSG_ERROR([
1540       *** 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])
1541   else
1542      PKG_CONFIG_MIN_VERSION=0.9.0
1543      if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1544         AC_MSG_CHECKING(for $2)
1545
1546         if $PKG_CONFIG --exists "$2" 2>&AS_MESSAGE_LOG_FD; then
1547             AC_MSG_RESULT(yes)
1548             succeeded=yes
1549
1550             AC_MSG_CHECKING($1_CFLAGS)
1551             $1_CFLAGS=`$PKG_CONFIG --cflags "$2"|sed -e 's,///*,/,g'`
1552             AC_MSG_RESULT($$1_CFLAGS)
1553
1554             AC_MSG_CHECKING($1_LIBS)
1555             $1_LIBS=`$PKG_CONFIG --libs "$2"|sed -e 's,///*,/,g'`
1556             AC_MSG_RESULT($$1_LIBS)
1557         else
1558             AC_MSG_RESULT(no)
1559             $1_CFLAGS=""
1560             $1_LIBS=""
1561             ## If we have a custom action on failure, don't print errors, but
1562             ## do set a variable so people can do so.
1563             $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1564             ifelse([$4], ,echo $$1_PKG_ERRORS,)
1565         fi
1566
1567         AC_SUBST($1_CFLAGS)
1568         AC_SUBST($1_LIBS)
1569      else
1570         echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1571         echo "*** See http://www.freedesktop.org/software/pkgconfig"
1572      fi
1573   fi
1574
1575   if test $succeeded = yes; then
1576      ifelse([$3], , :, [$3])
1577   else
1578      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.])], [$4])
1579   fi
1580 ])
1581
1582
1583 if test "${with_sound}" != "no"; then
1584   # Sound support for GNU/Linux and the free BSDs.
1585   AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h soundcard.h)
1586   # Emulation library used on NetBSD.
1587   AC_CHECK_LIB(ossaudio, _oss_ioctl, LIBSOUND=-lossaudio, LIBSOUND=)
1588   AC_SUBST(LIBSOUND)
1589
1590   ALSA_REQUIRED=1.0.0
1591   ALSA_MODULES="alsa >= $ALSA_REQUIRED"
1592   dnl Check if --with-pkg-config-prog has been given.
1593   if test "X${with_pkg_config_prog}" != X; then
1594     PKG_CONFIG="${with_pkg_config_prog}"
1595   fi
1596   PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no)
1597   if test $HAVE_ALSA = yes; then
1598     SAVE_CFLAGS="$CFLAGS"
1599     SAVE_LDFLAGS="$LDFLAGS"
1600     CFLAGS="$ALSA_CFLAGS $CFLAGS"
1601     LDFLAGS="$ALSA_LIBS $LDFLAGS"
1602     AC_TRY_COMPILE([#include <asoundlib.h>], [snd_lib_error_set_handler (0);],
1603                     emacs_alsa_normal=yes,
1604                     emacs_alsa_normal=no)
1605     if test "$emacs_alsa_normal" != yes; then
1606       AC_TRY_COMPILE([#include <alsa/asoundlib.h>],
1607                      [snd_lib_error_set_handler (0);],
1608                      emacs_alsa_subdir=yes,
1609                      emacs_alsa_subdir=no)
1610       if test "$emacs_alsa_subdir" != yes; then
1611         AC_MSG_ERROR([pkg-config found alsa, but it does not compile.  See config.log for error messages.])
1612       fi
1613       ALSA_CFLAGS="$ALSA_CFLAGS -DALSA_SUBDIR_INCLUDE"
1614     fi
1615
1616     CFLAGS="$SAVE_CFLAGS"
1617     LDFLAGS="$SAVE_LDFLAGS"
1618     LIBSOUND="$LIBSOUND $ALSA_LIBS"
1619     CFLAGS_SOUND="$CFLAGS_SOUND $ALSA_CFLAGS"
1620     AC_DEFINE(HAVE_ALSA, 1, [Define to 1 if ALSA is available.])
1621     AC_SUBST()
1622   fi
1623   AC_SUBST(CFLAGS_SOUND)
1624 fi
1625
1626 dnl checks for header files
1627 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1628   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1629   termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
1630   sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \
1631   sys/utsname.h pwd.h)
1632
1633 AC_MSG_CHECKING(if personality LINUX32 can be set)
1634 AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
1635                emacs_cv_personality_linux32=yes,
1636                emacs_cv_personality_linux32=no)
1637 AC_MSG_RESULT($emacs_cv_personality_linux32)
1638
1639 if test $emacs_cv_personality_linux32 = yes; then
1640   AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
1641             [Define to 1 if personality LINUX32 can be set.])
1642 fi
1643
1644 dnl On Solaris 8 there's a compilation warning for term.h because
1645 dnl it doesn't define `bool'.
1646 AC_CHECK_HEADERS(term.h, , , -)
1647 AC_HEADER_STDC
1648 AC_HEADER_TIME
1649 AC_CHECK_DECLS([sys_siglist])
1650 if test $ac_cv_have_decl_sys_siglist != yes; then
1651   # For Tru64, at least:
1652   AC_CHECK_DECLS([__sys_siglist])
1653   if test $ac_cv_have_decl___sys_siglist = yes; then
1654     AC_DEFINE(sys_siglist, __sys_siglist,
1655               [Define to any substitute for sys_siglist.])
1656   fi
1657 fi
1658 AC_HEADER_SYS_WAIT
1659
1660 dnl Some systems have utime.h but don't declare the struct anyplace.
1661 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1662 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1663 #include <sys/time.h>
1664 #include <time.h>
1665 #else
1666 #ifdef HAVE_SYS_TIME_H
1667 #include <sys/time.h>
1668 #else
1669 #include <time.h>
1670 #endif
1671 #endif
1672 #ifdef HAVE_UTIME_H
1673 #include <utime.h>
1674 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1675   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1676 if test $emacs_cv_struct_utimbuf = yes; then
1677   AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if `struct utimbuf' is declared by <utime.h>.])
1678 fi
1679
1680 dnl checks for typedefs
1681 AC_TYPE_SIGNAL
1682
1683 dnl Check for speed_t typedef.
1684 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1685   [AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1686     emacs_cv_speed_t=yes, emacs_cv_speed_t=no)])
1687 if test $emacs_cv_speed_t = yes; then
1688   AC_DEFINE(HAVE_SPEED_T, 1,
1689            [Define to 1 if `speed_t' is declared by <termios.h>.])
1690 fi
1691
1692 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1693 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1694 #include <sys/time.h>
1695 #include <time.h>
1696 #else
1697 #ifdef HAVE_SYS_TIME_H
1698 #include <sys/time.h>
1699 #else
1700 #include <time.h>
1701 #endif
1702 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1703   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1704 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1705 if test $emacs_cv_struct_timeval = yes; then
1706   AC_DEFINE(HAVE_TIMEVAL, 1, [Define to 1 if `struct timeval' is declared by <sys/time.h>.])
1707 fi
1708
1709 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1710 AC_TRY_COMPILE([#include <math.h>],
1711 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1712   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1713 HAVE_EXCEPTION=$emacs_cv_struct_exception
1714 if test $emacs_cv_struct_exception != yes; then
1715   AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
1716 fi
1717
1718 AC_CHECK_HEADERS(sys/socket.h)
1719 AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
1720 #if HAVE_SYS_SOCKET_H
1721 #include <sys/socket.h>
1722 #endif])
1723
1724 dnl checks for structure members
1725 AC_STRUCT_TM
1726 AC_STRUCT_TIMEZONE
1727 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
1728                 [AC_DEFINE(HAVE_TM_GMTOFF, 1,
1729                            [Define to 1 if `tm_gmtoff' is member of `struct tm'.])],,
1730                 [#include <time.h>])
1731 AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
1732                   struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
1733                   struct ifreq.ifr_addr], , ,
1734                  [AC_INCLUDES_DEFAULT
1735 #if HAVE_SYS_SOCKET_H
1736 #include <sys/socket.h>
1737 #endif
1738 #if HAVE_NET_IF_H
1739 #include <net/if.h>
1740 #endif])
1741
1742 dnl checks for compiler characteristics
1743
1744 dnl Testing __STDC__ to determine prototype support isn't good enough.
1745 dnl DEC C, for instance, doesn't define it with default options, and
1746 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1747 dnl and void *.
1748 AC_C_PROTOTYPES
1749 AC_C_VOLATILE
1750 AC_C_CONST
1751 dnl This isn't useful because we can't turn on use of `inline' unless
1752 dnl the compiler groks `extern inline'.
1753 dnl AC_C_INLINE
1754 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1755   [AC_TRY_COMPILE(, [void * foo;],
1756                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1757 if test $emacs_cv_void_star = yes; then
1758   AC_DEFINE(POINTER_TYPE, void)
1759 else
1760   AC_DEFINE(POINTER_TYPE, char)
1761 fi
1762 AH_TEMPLATE(POINTER_TYPE,
1763             [Define as `void' if your compiler accepts `void *'; otherwise
1764              define as `char'.])dnl
1765
1766
1767
1768 dnl This could be used for targets which can have both byte sexes.
1769 dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
1770 dnl AC_C_BIGENDIAN
1771
1772 dnl check for Make feature
1773 AC_PROG_MAKE_SET
1774
1775 dnl checks for operating system services
1776 AC_SYS_LONG_FILE_NAMES
1777
1778 #### Choose a window system.
1779
1780 AC_PATH_X
1781 if test "$no_x" = yes; then
1782   window_system=none
1783 else
1784   window_system=x11
1785 fi
1786
1787 if test "${x_libraries}" != NONE; then
1788   if test -n "${x_libraries}"; then
1789     LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1790     LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1791   fi
1792   x_default_search_path=""
1793   x_search_path=${x_libraries}
1794   if test -z "${x_search_path}"; then
1795     x_search_path=/usr/lib
1796   fi
1797   for x_library in `echo ${x_search_path}: | \
1798                     sed -e "s/:/ /g" -e p -e "s:/lib[[^ /]]* :/share :g"`; do
1799     x_search_path="\
1800 ${x_library}/X11/%L/%T/%N%C%S:\
1801 ${x_library}/X11/%l/%T/%N%C%S:\
1802 ${x_library}/X11/%T/%N%C%S:\
1803 ${x_library}/X11/%L/%T/%N%S:\
1804 ${x_library}/X11/%l/%T/%N%S:\
1805 ${x_library}/X11/%T/%N%S"
1806     if test x"${x_default_search_path}" = x; then
1807       x_default_search_path=${x_search_path}
1808     else
1809       x_default_search_path="${x_search_path}:${x_default_search_path}"
1810     fi
1811   done
1812 fi
1813 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1814   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1815 fi
1816
1817 if test x"${x_includes}" = x; then
1818   bitmapdir=/usr/include/X11/bitmaps
1819 else
1820   # accumulate include directories that have X11 bitmap subdirectories
1821   bmd_acc="dummyval"
1822   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1823     if test -d "${bmd}/X11/bitmaps"; then
1824       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1825     fi
1826     if test -d "${bmd}/bitmaps"; then
1827       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1828     fi
1829   done
1830   if test ${bmd_acc} != "dummyval"; then
1831     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1832   fi
1833 fi
1834
1835 HAVE_CARBON=no
1836 if test "${with_carbon}" != no; then
1837   AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
1838 fi
1839 if test "${window_system}" = x11 && test "${HAVE_CARBON}" = yes; then
1840   if test "${with_carbon+set}" != set \
1841      && test "${carbon_appdir_x+set}" != set; then
1842     for var in with_x with_x_toolkit with_gtk with_xim \
1843                with_xpm with_jpeg with_tiff with_gif with_png; do
1844       if eval test \"\${$var+set}\" = set; then
1845         HAVE_CARBON=no
1846         break
1847       fi
1848     done
1849   fi
1850 fi
1851 if test "${HAVE_CARBON}" = yes; then
1852   window_system=mac
1853 fi
1854
1855 case "${window_system}" in
1856   x11 )
1857     HAVE_X_WINDOWS=yes
1858     HAVE_X11=yes
1859     case "${with_x_toolkit}" in
1860       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1861       motif ) USE_X_TOOLKIT=MOTIF ;;
1862 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1863       gtk ) with_gtk=yes
1864 dnl Dont set this for GTK.  A lot of tests below assumes Xt when
1865 dnl USE_X_TOOLKIT is set.
1866             USE_X_TOOLKIT=none ;;
1867       no ) USE_X_TOOLKIT=none ;;
1868 dnl If user did not say whether to use a toolkit,
1869 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1870       * ) USE_X_TOOLKIT=maybe ;;
1871     esac
1872   ;;
1873   mac | none )
1874     HAVE_X_WINDOWS=no
1875     HAVE_X11=no
1876     USE_X_TOOLKIT=none
1877   ;;
1878 esac
1879
1880 ### If we're using X11, we should use the X menu package.
1881 HAVE_MENUS=no
1882 case ${HAVE_X11} in
1883   yes ) HAVE_MENUS=yes ;;
1884 esac
1885
1886 if test "${opsys}" = "hpux9"; then
1887   case "${x_libraries}" in
1888     *X11R4* )
1889       opsysfile="s/hpux9-x11r4.h"
1890       ;;
1891   esac
1892 fi
1893
1894 if test "${opsys}" = "hpux9shr"; then
1895   case "${x_libraries}" in
1896     *X11R4* )
1897       opsysfile="s/hpux9shxr4.h"
1898       ;;
1899   esac
1900 fi
1901
1902 ### Compute the unexec source name from the object name.
1903 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1904
1905 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1906 # Assume not, until told otherwise.
1907 GNU_MALLOC=yes
1908 doug_lea_malloc=yes
1909 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1910 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1911 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1912                emacs_cv_var___after_morecore_hook,
1913 [AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1914   emacs_cv_var___after_morecore_hook=yes,
1915   emacs_cv_var___after_morecore_hook=no)])
1916 if test $emacs_cv_var___after_morecore_hook = no; then
1917   doug_lea_malloc=no
1918 fi
1919 if test "${system_malloc}" = "yes"; then
1920   GNU_MALLOC=no
1921   GNU_MALLOC_reason="
1922     (The GNU allocators don't work with this system configuration.)"
1923 fi
1924 if test "$doug_lea_malloc" = "yes" ; then
1925   if test "$GNU_MALLOC" = yes ; then
1926     GNU_MALLOC_reason="
1927       (Using Doug Lea's new malloc from the GNU C Library.)"
1928   fi
1929   AC_DEFINE(DOUG_LEA_MALLOC, 1,
1930             [Define to 1 if you are using the GNU C Library.])
1931 fi
1932
1933 if test x"${REL_ALLOC}" = x; then
1934   REL_ALLOC=${GNU_MALLOC}
1935 fi
1936
1937 dnl For now, need to use an explicit `#define USE_MMAP_FOR_BUFFERS 1'
1938 dnl the system configuration file (s/*.h) to turn the use of mmap
1939 dnl in the relocating allocator on.
1940
1941 AC_FUNC_MMAP
1942 if test $use_mmap_for_buffers = yes; then
1943   REL_ALLOC=no
1944 fi
1945
1946 LIBS="$libsrc_libs $LIBS"
1947
1948 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1949 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1950 AC_CHECK_LIB(dnet, dnet_ntoa)
1951 dnl This causes -lresolv to get used in subsequent tests,
1952 dnl which causes failures on some systems such as HPUX 9.
1953 dnl AC_CHECK_LIB(resolv, gethostbyname)
1954
1955 dnl FIXME replace main with a function we actually want from this library.
1956 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1957
1958 AC_CHECK_LIB(pthreads, cma_open)
1959
1960 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1961 if test -d /usr/X386/include; then
1962   HAVE_XFREE386=yes
1963   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1964 else
1965   HAVE_XFREE386=no
1966 fi
1967 AC_MSG_RESULT($HAVE_XFREE386)
1968
1969 dnl Check for need for bigtoc support on IBM AIX
1970
1971 case ${host_os} in
1972 aix*)
1973   AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
1974     case $GCC in
1975     yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
1976     *) gdb_cv_bigtoc=-bbigtoc ;;
1977     esac
1978
1979     LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
1980     AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
1981   ])
1982   ;;
1983 esac
1984
1985 # Change CFLAGS and CPPFLAGS temporarily so that C_SWITCH_X_SITE gets
1986 # used for the tests that follow.  We set them back to REAL_CFLAGS and
1987 # REAL_CPPFLAGS later on.
1988
1989 REAL_CPPFLAGS="$CPPFLAGS"
1990
1991 if test "${HAVE_X11}" = "yes"; then
1992   DEFS="$C_SWITCH_X_SITE $DEFS"
1993   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1994   LIBS="$LIBX $LIBS"
1995   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1996   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1997
1998   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1999   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
2000   # but it's more convenient here to set LD_RUN_PATH
2001   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
2002   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
2003     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
2004     export LD_RUN_PATH
2005   fi
2006
2007   if test "${opsys}" = "gnu-linux"; then
2008     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
2009     AC_TRY_LINK([],
2010      [XOpenDisplay ("foo");],
2011      [xlinux_first_failure=no],
2012      [xlinux_first_failure=yes])
2013     if test "${xlinux_first_failure}" = "yes"; then
2014       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
2015       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
2016       OLD_CPPFLAGS="$CPPFLAGS"
2017       OLD_LIBS="$LIBS"
2018       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
2019       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
2020       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
2021       LIBS="$LIBS -b i486-linuxaout"
2022       AC_TRY_LINK([],
2023        [XOpenDisplay ("foo");],
2024        [xlinux_second_failure=no],
2025        [xlinux_second_failure=yes])
2026       if test "${xlinux_second_failure}" = "yes"; then
2027         # If we get the same failure with -b, there is no use adding -b.
2028         # So take it out.  This plays safe.
2029         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
2030         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
2031         CPPFLAGS="$OLD_CPPFLAGS"
2032         LIBS="$OLD_LIBS"
2033         AC_MSG_RESULT(no)
2034       else
2035         AC_MSG_RESULT(yes)
2036       fi
2037     else
2038       AC_MSG_RESULT(no)
2039     fi
2040   fi
2041
2042   # Reportedly, some broken Solaris systems have XKBlib.h but are missing
2043   # header files included from there.
2044   AC_MSG_CHECKING(for Xkb)
2045   AC_TRY_LINK([#include <X11/Xlib.h>
2046 #include <X11/XKBlib.h>],
2047         [XkbDescPtr kb = XkbGetKeyboard (0, XkbAllComponentsMask, XkbUseCoreKbd);],
2048         emacs_xkb=yes, emacs_xkb=no)
2049   AC_MSG_RESULT($emacs_xkb)
2050   if test $emacs_xkb = yes; then
2051     AC_DEFINE(HAVE_XKBGETKEYBOARD, 1, [Define to 1 if you have the XkbGetKeyboard function.])
2052   fi
2053
2054   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
2055 XScreenNumberOfScreen XSetWMProtocols)
2056 fi
2057
2058 if test "${window_system}" = "x11"; then
2059   AC_MSG_CHECKING(X11 version 6)
2060   AC_CACHE_VAL(emacs_cv_x11_version_6,
2061   [AC_TRY_LINK([#include <X11/Xlib.h>],
2062 [#if XlibSpecificationRelease < 6
2063 fail;
2064 #endif
2065 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no)])
2066   if test $emacs_cv_x11_version_6 = yes; then
2067     AC_MSG_RESULT(6 or newer)
2068     AC_DEFINE(HAVE_X11R6, 1,
2069               [Define to 1 if you have the X11R6 or newer version of Xlib.])
2070   else
2071     AC_MSG_RESULT(before 6)
2072   fi
2073 fi
2074
2075 if test "${window_system}" = "x11"; then
2076   AC_MSG_CHECKING(X11 version 5)
2077   AC_CACHE_VAL(emacs_cv_x11_version_5,
2078   [AC_TRY_LINK([#include <X11/Xlib.h>],
2079 [#if XlibSpecificationRelease < 5
2080 fail;
2081 #endif
2082 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no)])
2083   if test $emacs_cv_x11_version_5 = yes; then
2084     AC_MSG_RESULT(5 or newer)
2085     HAVE_X11R5=yes
2086     AC_DEFINE(HAVE_X11R5, 1,
2087               [Define to 1 if you have the X11R5 or newer version of Xlib.])
2088   else
2089     HAVE_X11R5=no
2090     AC_MSG_RESULT(before 5)
2091   fi
2092 fi
2093
2094 HAVE_GTK=no
2095 if test "${with_gtk}" = "yes" && test "$USE_X_TOOLKIT" = "gtk"; then
2096   USE_X_TOOLKIT=none
2097 fi
2098 if test "${with_gtk}" = "yes" || test "$USE_X_TOOLKIT" = "gtk"; then
2099   if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
2100     AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
2101   fi
2102   GLIB_REQUIRED=2.4
2103   GTK_REQUIRED=2.4
2104   GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
2105
2106   dnl Check if --with-pkg-config-prog has been given.
2107   if test "X${with_pkg_config_prog}" != X; then
2108     PKG_CONFIG="${with_pkg_config_prog}"
2109   fi
2110   dnl Checks for libraries.
2111   PKG_CHECK_MODULES(GTK, $GTK_MODULES)
2112   AC_SUBST(GTK_CFLAGS)
2113   AC_SUBST(GTK_LIBS)
2114   C_SWITCH_X_SITE="$C_SWITCH_X_SITE $GTK_CFLAGS"
2115   CFLAGS="$CFLAGS $GTK_CFLAGS"
2116   LIBS="$GTK_LIBS $LIBS"
2117   dnl Try to compile a simple GTK program.
2118   GTK_COMPILES=no
2119   AC_CHECK_FUNCS(gtk_main, GTK_COMPILES=yes)
2120   if test "${GTK_COMPILES}" != "yes"; then
2121     AC_MSG_ERROR([Gtk+ wanted, but it does not compile, see config.log.  Maybe some x11-devel files missing?]);
2122   fi
2123
2124   HAVE_GTK=yes
2125   AC_DEFINE(HAVE_GTK, 1, [Define to 1 if using GTK.])
2126   USE_X_TOOLKIT=none
2127
2128   dnl  GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
2129   dnl  a lot if #ifdef:s, say we have toolkit scrollbars.
2130   if test "$with_toolkit_scroll_bars" != no; then
2131     with_toolkit_scroll_bars=yes
2132   fi
2133
2134   dnl  Check if we can use multiple displays with this GTK version.
2135   dnl  If gdk_display_open exists, assume all others are there also.
2136   HAVE_GTK_MULTIDISPLAY=no
2137   AC_CHECK_FUNCS(gdk_display_open, HAVE_GTK_MULTIDISPLAY=yes)
2138   if test "${HAVE_GTK_MULTIDISPLAY}" = "yes"; then
2139     AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
2140               [Define to 1 if GTK can handle more than one display.])
2141   fi
2142   dnl  Check if we have the old file selection dialog.
2143   dnl  If gdk_display_open exists, assume all others are there also.
2144   HAVE_GTK_FILE_SELECTION=no
2145   AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
2146
2147   dnl  Check if we have the new file chooser dialog
2148   dnl  If gdk_display_open exists, assume all others are there also.
2149   HAVE_GTK_FILE_CHOOSER=no
2150   AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
2151
2152   if test "$HAVE_GTK_FILE_SELECTION" = yes \
2153      && test "$HAVE_GTK_FILE_CHOOSER" = yes;  then
2154     AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
2155               [Define to 1 if GTK has both file selection and chooser dialog.])
2156   fi
2157
2158   dnl Check if pthreads are available.  Emacs only needs this when using
2159   dnl gtk_file_chooser under Gnome.
2160   if test "$HAVE_GTK_FILE_CHOOSER" = yes; then
2161     HAVE_GTK_AND_PTHREAD=no
2162     AC_CHECK_HEADERS(pthread.h)
2163     if test "$ac_cv_header_pthread_h"; then
2164       AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
2165     fi
2166     if test "$HAVE_GTK_AND_PTHREAD" = yes; then
2167       GTK_LIBS="$GTK_LIBS -lpthread"
2168       AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
2169                [Define to 1 if you have GTK and pthread (-lpthread).])
2170     fi
2171   fi
2172 fi
2173
2174 ### Link with -lXft if available to work around a bug.
2175 HAVE_XFT=maybe
2176 if test "${HAVE_GTK}" = "yes"; then
2177   dnl Check if --with-pkg-config-prog has been given.
2178   if test "X${with_pkg_config_prog}" != X; then
2179     PKG_CONFIG="${with_pkg_config_prog}"
2180   fi
2181
2182   PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no)
2183   if test "$HAVE_XFT" != no; then
2184     OLD_CFLAGS="$CPPFLAGS"
2185     OLD_CPPFLAGS="$CFLAGS"
2186     OLD_LIBS="$LIBS"
2187     CPPFLAGS="$CPPFLAGS $XFT_CFLAGS"
2188     CFLAGS="$CFLAGS $XFT_CFLAGS"
2189     LIBS="$XFT_LIBS $LIBS"
2190     AC_CHECK_HEADER(X11/Xft/Xft.h,
2191       AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS))
2192
2193     if test "${HAVE_XFT}" = "yes"; then
2194       AC_DEFINE(HAVE_XFT, 1, [Define to 1 if you have the Xft library.])
2195       AC_SUBST(XFT_LIBS)
2196       C_SWITCH_X_SITE="$C_SWITCH_X_SITE $XFT_CFLAGS"
2197     else
2198       CFLAGS="$OLD_CPPFLAGS"
2199       CFLAGS="$OLD_CFLAGS"
2200       LIBS="$OLD_LIBS"
2201     fi
2202   fi
2203 fi
2204
2205 dnl Do not put whitespace before the #include statements below.
2206 dnl Older compilers (eg sunos4 cc) choke on it.
2207 if test x"${USE_X_TOOLKIT}" = xmaybe; then
2208   if test x"${HAVE_X11R5}" = xyes; then
2209     AC_MSG_CHECKING(X11 version 5 with Xaw)
2210     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
2211     [AC_TRY_LINK([
2212 #include <X11/Intrinsic.h>
2213 #include <X11/Xaw/Simple.h>],
2214       [],
2215       emacs_cv_x11_version_5_with_xaw=yes,
2216       emacs_cv_x11_version_5_with_xaw=no)])
2217     if test $emacs_cv_x11_version_5_with_xaw = yes; then
2218       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
2219       USE_X_TOOLKIT=LUCID
2220     else
2221       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
2222       USE_X_TOOLKIT=none
2223     fi
2224   else
2225     USE_X_TOOLKIT=none
2226   fi
2227 fi
2228
2229 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
2230
2231 if test "${USE_X_TOOLKIT}" != "none"; then
2232   AC_MSG_CHECKING(X11 toolkit version)
2233   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
2234   [AC_TRY_LINK([#include <X11/Intrinsic.h>],
2235 [#if XtSpecificationRelease < 6
2236 fail;
2237 #endif
2238 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no)])
2239   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
2240   if test $emacs_cv_x11_toolkit_version_6 = yes; then
2241     AC_MSG_RESULT(6 or newer)
2242     AC_DEFINE(HAVE_X11XTR6, 1,
2243               [Define to 1 if you have the X11R6 or newer version of Xt.])
2244   else
2245     AC_MSG_RESULT(before 6)
2246   fi
2247
2248 dnl If using toolkit, check whether libXmu.a exists.
2249 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
2250   OLDLIBS="$LIBS"
2251   if test x$HAVE_X11XTR6 = xyes; then
2252     LIBS="-lXt -lSM -lICE $LIBS"
2253   else
2254     LIBS="-lXt $LIBS"
2255   fi
2256   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
2257   test $ac_cv_lib_Xmu_XmuConvertStandardSelection = no && LIBS="$OLDLIBS"
2258 fi
2259
2260 # On Irix 6.5, at least, we need XShapeQueryExtension from -lXext for Xaw3D.
2261 if test "${HAVE_X11}" = "yes"; then
2262   if test "${USE_X_TOOLKIT}" != "none"; then
2263     AC_CHECK_LIB(Xext, XShapeQueryExtension)
2264   fi
2265 fi
2266
2267 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2268   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
2269   [AC_TRY_COMPILE([#include <Xm/Xm.h>],
2270     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
2271 int x = 5;
2272 #else
2273 Motif version prior to 2.1.
2274 #endif],
2275     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no)])
2276   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
2277   if test $emacs_cv_motif_version_2_1 = yes; then
2278     HAVE_LIBXP=no
2279     AC_DEFINE(HAVE_MOTIF_2_1, 1,
2280               [Define to 1 if you have Motif 2.1 or newer.])
2281     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes)
2282     if test ${HAVE_LIBXP} = yes; then
2283       AC_DEFINE(HAVE_LIBXP, 1,
2284                 [Define to 1 if you have the Xp library (-lXp).])
2285     fi
2286   else
2287     AC_CACHE_CHECK(for LessTif where some systems put it, emacs_cv_lesstif,
2288     # We put this in CFLAGS temporarily to precede other -I options
2289     # that might be in CFLAGS temporarily.
2290     # We put this in CPPFLAGS where it precedes the other -I options.
2291     OLD_CPPFLAGS=$CPPFLAGS
2292     OLD_CFLAGS=$CFLAGS
2293     CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CPPFLAGS"
2294     CFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $CFLAGS"
2295     [AC_TRY_COMPILE([#include </usr/X11R6/LessTif/Motif1.2/include/Xm/Xm.h>],
2296       [int x = 5;],
2297       emacs_cv_lesstif=yes, emacs_cv_lesstif=no)])
2298     if test $emacs_cv_lesstif = yes; then
2299       # Make sure this -I option remains in CPPFLAGS after it is set
2300       # back to REAL_CPPFLAGS.
2301       # There is no need to change REAL_CFLAGS, because REAL_CFLAGS does not
2302       # have those other -I options anyway.  Ultimately, having this
2303       # directory ultimately in CPPFLAGS will be enough.
2304       REAL_CPPFLAGS="-I/usr/X11R6/LessTif/Motif1.2/include $REAL_CPPFLAGS"
2305       LDFLAGS="-L/usr/X11R6/LessTif/Motif1.2/lib $LDFLAGS"
2306     else
2307       CFLAGS=$OLD_CFLAGS
2308       CPPFLAGS=$OLD_CPPFLAGS
2309     fi
2310   fi
2311 fi
2312
2313 ### Is -lXaw3d available?
2314 HAVE_XAW3D=no
2315 if test "${HAVE_X11}" = "yes"; then
2316   if test "${USE_X_TOOLKIT}" != "none" && test "${with_toolkit_scroll_bars}" != "no"; then
2317     dnl Fixme: determine what Scrollbar.h needs to avoid compilation
2318     dnl errors from the test without the `-'.
2319     AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
2320         [AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes)], , -)
2321     if test "${HAVE_XAW3D}" = "yes"; then
2322         AC_DEFINE(HAVE_XAW3D, 1,
2323                   [Define to 1 if you have the Xaw3d library (-lXaw3d).])
2324     fi
2325   fi
2326 fi
2327
2328 dnl Use toolkit scroll bars if configured for GTK or X toolkit and either
2329 dnl using Motif or Xaw3d is available, and unless
2330 dnl --with-toolkit-scroll-bars=no was specified.
2331
2332 AH_TEMPLATE(USE_TOOLKIT_SCROLL_BARS,
2333             [Define to 1 if we should use toolkit scroll bars.])dnl
2334 USE_TOOLKIT_SCROLL_BARS=no
2335 if test "${with_toolkit_scroll_bars}" != "no"; then
2336   if test "${USE_X_TOOLKIT}" != "none"; then
2337     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
2338       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2339       HAVE_XAW3D=no
2340       USE_TOOLKIT_SCROLL_BARS=yes
2341     elif test "${HAVE_XAW3D}" = "yes"; then
2342       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2343       USE_TOOLKIT_SCROLL_BARS=yes
2344     fi
2345   elif test "${HAVE_GTK}" = "yes"; then
2346     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2347     USE_TOOLKIT_SCROLL_BARS=yes
2348   elif test "${HAVE_CARBON}" = "yes"; then
2349     AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
2350     USE_TOOLKIT_SCROLL_BARS=yes
2351   fi
2352 fi
2353
2354 dnl See if XIM is available.
2355 AC_TRY_COMPILE([
2356           #include <X11/Xlib.h>
2357           #include <X11/Xresource.h>],
2358          [XIMProc  callback;],
2359          HAVE_XIM=yes
2360          AC_DEFINE(HAVE_XIM, 1, [Define to 1 if XIM is available]),
2361          HAVE_XIM=no)
2362
2363 dnl `--with-xim' now controls only the initial value of use_xim at run time.
2364
2365 if test "${with_xim}" != "no"; then
2366   AC_DEFINE(USE_XIM, 1,
2367             [Define to 1 if we should use XIM, if it is available.])
2368 fi
2369
2370
2371 if test "${HAVE_XIM}" != "no"; then
2372   late_CFLAGS=$CFLAGS
2373   if test "$GCC" = yes; then
2374     CFLAGS="$CFLAGS --pedantic-errors"
2375   fi
2376   AC_TRY_COMPILE([
2377 #include <X11/Xlib.h>
2378 #include <X11/Xresource.h>],
2379 [Display *display;
2380 XrmDatabase db;
2381 char *res_name;
2382 char *res_class;
2383 XIMProc  callback;
2384 XPointer *client_data;
2385 #ifndef __GNUC__
2386 /* If we're not using GCC, it's probably not XFree86, and this is
2387    probably right, but we can't use something like --pedantic-errors.  */
2388 extern Bool XRegisterIMInstantiateCallback(Display*, XrmDatabase, char*,
2389                                            char*, XIMProc, XPointer*);
2390 #endif
2391 (void)XRegisterIMInstantiateCallback(display, db, res_name, res_class, callback,
2392    client_data);],
2393     [emacs_cv_arg6_star=yes])
2394   AH_TEMPLATE(XRegisterIMInstantiateCallback_arg6,
2395          [Define to the type of the 6th arg of XRegisterIMInstantiateCallback,
2396 either XPointer or XPointer*.])dnl
2397   if test "$emacs_cv_arg6_star" = yes; then
2398     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer*])
2399   else
2400     AC_DEFINE(XRegisterIMInstantiateCallback_arg6, [XPointer])
2401   fi
2402   CFLAGS=$late_CFLAGS
2403 fi
2404
2405 ### Use -lXpm if available, unless `--with-xpm=no'.
2406 HAVE_XPM=no
2407 if test "${HAVE_X11}" = "yes"; then
2408   if test "${with_xpm}" != "no"; then
2409     AC_CHECK_HEADER(X11/xpm.h,
2410       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
2411     if test "${HAVE_XPM}" = "yes"; then
2412       AC_MSG_CHECKING(for XpmReturnAllocPixels preprocessor define)
2413       AC_EGREP_CPP(no_return_alloc_pixels,
2414       [#include "X11/xpm.h"
2415 #ifndef XpmReturnAllocPixels
2416 no_return_alloc_pixels
2417 #endif
2418       ], HAVE_XPM=no, HAVE_XPM=yes)
2419
2420       if test "${HAVE_XPM}" = "yes"; then
2421         AC_MSG_RESULT(yes)
2422       else
2423         AC_MSG_RESULT(no)
2424       fi
2425     fi
2426   fi
2427
2428   if test "${HAVE_XPM}" = "yes"; then
2429     AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm libary (-lXpm).])
2430   fi
2431 fi
2432
2433 ### Use -ljpeg if available, unless `--with-jpeg=no'.
2434 HAVE_JPEG=no
2435 if test "${HAVE_X11}" = "yes"; then
2436   if test "${with_jpeg}" != "no"; then
2437     dnl Checking for jpeglib.h can lose because of a redefinition of
2438     dnl  HAVE_STDLIB_H.
2439     AC_CHECK_HEADER(jerror.h,
2440       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes))
2441   fi
2442
2443   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
2444   if test "${HAVE_JPEG}" = "yes"; then
2445     AC_DEFINE(HAVE_JPEG)
2446     AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
2447         [#include <jpeglib.h>
2448          version=JPEG_LIB_VERSION
2449 ],
2450         AC_DEFINE(HAVE_JPEG),
2451         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
2452         HAVE_JPEG=no])
2453   fi
2454 fi
2455
2456 ### Use -lpng if available, unless `--with-png=no'.
2457 HAVE_PNG=no
2458 if test "${HAVE_X11}" = "yes"; then
2459   if test "${with_png}" != "no"; then
2460     # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
2461     # in /usr/include/libpng.
2462     AC_CHECK_HEADERS(png.h libpng/png.h)
2463     if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
2464       AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
2465     fi
2466   fi
2467
2468   if test "${HAVE_PNG}" = "yes"; then
2469     AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
2470   fi
2471 fi
2472
2473 ### Use -ltiff if available, unless `--with-tiff=no'.
2474 HAVE_TIFF=no
2475 if test "${HAVE_X11}" = "yes"; then
2476   if test "${with_tiff}" != "no"; then
2477     AC_CHECK_HEADER(tiffio.h,
2478       tifflibs="-lz -lm"
2479       # At least one tiff package requires the jpeg library.
2480       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
2481       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
2482   fi
2483
2484   if test "${HAVE_TIFF}" = "yes"; then
2485     AC_DEFINE(HAVE_TIFF, 1, [Define to 1 if you have the tiff library (-ltiff).])
2486   fi
2487 fi
2488
2489 ### Use -lgif if available, unless `--with-gif=no'.
2490 HAVE_GIF=no
2491 if test "${HAVE_X11}" = "yes"; then
2492   if test "${with_gif}" != "no"; then
2493     AC_CHECK_HEADER(gif_lib.h,
2494 # EGifPutExtensionLast only exists from version libungif-4.1.0b1.
2495 # Earlier versions can crash Emacs.
2496       AC_CHECK_LIB(ungif, EGifPutExtensionLast, HAVE_GIF=yes))
2497   fi
2498
2499   if test "${HAVE_GIF}" = "yes"; then
2500     AC_DEFINE(HAVE_GIF, 1, [Define to 1 if you have the ungif library (-lungif).])
2501   fi
2502 fi
2503
2504 dnl Check for malloc/malloc.h on darwin
2505 AC_CHECK_HEADER(malloc/malloc.h, AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.]))
2506
2507 ### Use Mac OS X Carbon API to implement GUI.
2508 if test "${HAVE_CARBON}" = "yes"; then
2509   AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
2510   ## Specify the install directory
2511   carbon_appdir=
2512   if test "${carbon_appdir_x}" != ""; then
2513     case ${carbon_appdir_x} in
2514       y | ye | yes)  carbon_appdir=/Applications ;;
2515       * ) carbon_appdir=${carbon_appdir_x} ;;
2516     esac
2517   fi
2518   # We also have mouse menus.
2519   HAVE_MENUS=yes
2520 fi
2521
2522 ### Use session management (-lSM -lICE) if available
2523 HAVE_X_SM=no
2524 if test "${HAVE_X11}" = "yes"; then
2525   AC_CHECK_HEADER(X11/SM/SMlib.h,
2526     AC_CHECK_LIB(SM, SmcOpenConnection, HAVE_X_SM=yes, , -lICE))
2527
2528   if test "${HAVE_X_SM}" = "yes"; then
2529     AC_DEFINE(HAVE_X_SM, 1, [Define to 1 if you have the SM library (-lSM).])
2530     case "$LIBS" in
2531       *-lSM*) ;;
2532       *)      LIBS="-lSM -lICE $LIBS" ;;
2533     esac
2534   fi
2535 fi
2536
2537 # If netdb.h doesn't declare h_errno, we must declare it by hand.
2538 AC_CACHE_CHECK(whether netdb declares h_errno,
2539                emacs_cv_netdb_declares_h_errno,
2540 [AC_TRY_LINK([#include <netdb.h>],
2541   [return h_errno;],
2542   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no)])
2543 if test $emacs_cv_netdb_declares_h_errno = yes; then
2544   AC_DEFINE(HAVE_H_ERRNO, 1, [Define to 1 if netdb.h declares h_errno.])
2545 fi
2546
2547 AC_FUNC_ALLOCA
2548
2549 # fmod, logb, and frexp are found in -lm on most systems.
2550 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
2551 AC_CHECK_LIB(m, sqrt)
2552
2553 # Check for mail-locking functions in a "mail" library.  Probably this should
2554 # have the same check as for liblockfile below.
2555 AC_CHECK_LIB(mail, maillock)
2556 dnl Debian, at least:
2557 AC_CHECK_LIB(lockfile, maillock)
2558 # If we have the shared liblockfile, assume we must use it for mail
2559 # locking (e.g. Debian).  If we couldn't link against liblockfile
2560 # (no liblockfile.a installed), ensure that we don't need to.
2561 if test "$ac_cv_lib_lockfile_maillock" = no; then
2562   dnl This works for files generally, not just executables.
2563   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
2564   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
2565                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
2566   if test $ac_cv_prog_liblockfile = yes; then
2567     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
2568 This probably means that movemail could lose mail.
2569 There may be a `development' package to install containing liblockfile.])
2570   else :
2571   fi
2572 fi
2573 AC_CHECK_FUNCS(touchlock)
2574 AC_CHECK_HEADERS(maillock.h)
2575
2576 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
2577 rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \
2578 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
2579 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
2580 utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
2581 __fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
2582 sendto recvfrom getsockopt setsockopt getsockname getpeername \
2583 gai_strerror mkstemp getline getdelim mremap memmove fsync sync bzero \
2584 memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
2585
2586 AC_CHECK_HEADERS(sys/un.h)
2587
2588 AC_FUNC_MKTIME
2589 if test "$ac_cv_func_working_mktime" = no; then
2590   AC_DEFINE(BROKEN_MKTIME, 1, [Define to 1 if the mktime function is broken.])
2591 fi
2592
2593 AC_FUNC_GETLOADAVG
2594
2595 AC_FUNC_FSEEKO
2596
2597 # Configure getopt.
2598 m4_include([m4/getopt.m4])
2599 gl_GETOPT_IFELSE([
2600   gl_GETOPT_SUBSTITUTE_HEADER
2601   gl_PREREQ_GETOPT
2602   GETOPTOBJS='getopt.o getopt1.o'
2603 ])
2604 AC_SUBST(GETOPTOBJS)
2605
2606 AC_FUNC_GETPGRP
2607
2608 AC_FUNC_STRFTIME
2609
2610 # UNIX98 PTYs.
2611 AC_CHECK_FUNCS(grantpt)
2612
2613 # PTY-related GNU extensions.
2614 AC_CHECK_FUNCS(getpt)
2615
2616 # Check this now, so that we will NOT find the above functions in ncurses.
2617 # That is because we have not set up to link ncurses in lib-src.
2618 # It's better to believe a function is not available
2619 # than to expect to find it in ncurses.
2620 AC_CHECK_LIB(ncurses, tparm)
2621
2622 # Do we need the Hesiod library to provide the support routines?
2623 if test "$with_hesiod" = yes ; then
2624   # Don't set $LIBS here -- see comments above.
2625   resolv=no
2626   AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
2627      [AC_CHECK_LIB(resolv, res_send, resolv=yes,
2628                   [AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
2629   if test "$resolv" = yes ; then
2630     RESOLVLIB=-lresolv
2631     AC_DEFINE(HAVE_LIBRESOLV, 1,
2632               [Define to 1 if you have the resolv library (-lresolv).])
2633   else
2634     RESOLVLIB=
2635   fi
2636   AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
2637         AC_DEFINE(HAVE_LIBHESIOD, 1,
2638                   [Define to 1 if you have the hesiod library (-lhesiod).]),
2639         :, $RESOLVLIB)])
2640 fi
2641
2642 # These tell us which Kerberos-related libraries to use.
2643 if test "${with_kerberos+set}" = set; then
2644   AC_CHECK_LIB(com_err, com_err)
2645   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
2646   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
2647   AC_CHECK_LIB(krb5, krb5_init_context)
2648   if test "${with_kerberos5+set}" != set; then
2649     AC_CHECK_LIB(des425, des_cbc_encrypt,,
2650                  AC_CHECK_LIB(des, des_cbc_encrypt))
2651     AC_CHECK_LIB(krb4, krb_get_cred,,
2652                  AC_CHECK_LIB(krb, krb_get_cred))
2653   fi
2654
2655   if test "${with_kerberos5+set}" = set; then
2656     AC_CHECK_HEADERS(krb5.h)
2657   else
2658     AC_CHECK_HEADERS(des.h,,
2659                      [AC_CHECK_HEADERS(kerberosIV/des.h,,
2660                                        [AC_CHECK_HEADERS(kerberos/des.h)])])
2661     AC_CHECK_HEADERS(krb.h,,
2662                      [AC_CHECK_HEADERS(kerberosIV/krb.h,,
2663                                        [AC_CHECK_HEADERS(kerberos/krb.h)])])
2664   fi
2665   AC_CHECK_HEADERS(com_err.h)
2666 fi
2667
2668 # Solaris requires -lintl if you want strerror (which calls dgettext)
2669 # to return localized messages.
2670 AC_CHECK_LIB(intl, dgettext)
2671
2672 AC_MSG_CHECKING(whether localtime caches TZ)
2673 AC_CACHE_VAL(emacs_cv_localtime_cache,
2674 [if test x$ac_cv_func_tzset = xyes; then
2675 AC_TRY_RUN([#include <time.h>
2676 extern char **environ;
2677 unset_TZ ()
2678 {
2679   char **from, **to;
2680   for (to = from = environ; (*to = *from); from++)
2681     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
2682       to++;
2683 }
2684 char TZ_GMT0[] = "TZ=GMT0";
2685 char TZ_PST8[] = "TZ=PST8";
2686 main()
2687 {
2688   time_t now = time ((time_t *) 0);
2689   int hour_GMT0, hour_unset;
2690   if (putenv (TZ_GMT0) != 0)
2691     exit (1);
2692   hour_GMT0 = localtime (&now)->tm_hour;
2693   unset_TZ ();
2694   hour_unset = localtime (&now)->tm_hour;
2695   if (putenv (TZ_PST8) != 0)
2696     exit (1);
2697   if (localtime (&now)->tm_hour == hour_GMT0)
2698     exit (1);
2699   unset_TZ ();
2700   if (localtime (&now)->tm_hour != hour_unset)
2701     exit (1);
2702   exit (0);
2703 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
2704 [# If we have tzset, assume the worst when cross-compiling.
2705 emacs_cv_localtime_cache=yes])
2706 else
2707         # If we lack tzset, report that localtime does not cache TZ,
2708         # since we can't invalidate the cache if we don't have tzset.
2709         emacs_cv_localtime_cache=no
2710 fi])dnl
2711 AC_MSG_RESULT($emacs_cv_localtime_cache)
2712 if test $emacs_cv_localtime_cache = yes; then
2713   AC_DEFINE(LOCALTIME_CACHE, 1,
2714             [Define to 1 if localtime caches TZ.])
2715 fi
2716
2717 if test "x$HAVE_TIMEVAL" = xyes; then
2718   AC_CHECK_FUNCS(gettimeofday)
2719   if test $ac_cv_func_gettimeofday = yes; then
2720     AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
2721                    emacs_cv_gettimeofday_two_arguments,
2722     [AC_TRY_COMPILE([
2723 #ifdef TIME_WITH_SYS_TIME
2724 #include <sys/time.h>
2725 #include <time.h>
2726 #else
2727 #ifdef HAVE_SYS_TIME_H
2728 #include <sys/time.h>
2729 #else
2730 #include <time.h>
2731 #endif
2732 #endif],
2733       [struct timeval time;
2734        gettimeofday (&time, 0);],
2735       emacs_cv_gettimeofday_two_arguments=yes,
2736       emacs_cv_gettimeofday_two_arguments=no)])
2737     if test $emacs_cv_gettimeofday_two_arguments = no; then
2738       AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
2739                 [Define to 1 if gettimeofday accepts only one argument.])
2740     fi
2741   fi
2742 fi
2743
2744 ok_so_far=yes
2745 AC_CHECK_FUNC(socket, , ok_so_far=no)
2746 if test $ok_so_far = yes; then
2747   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2748 fi
2749 if test $ok_so_far = yes; then
2750   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2751 fi
2752 if test $ok_so_far = yes; then
2753 dnl Fixme: Not used.  Should this be HAVE_SOCKETS?
2754   AC_DEFINE(HAVE_INET_SOCKETS, 1,
2755             [Define to 1 if you have inet sockets.])
2756 fi
2757
2758 AC_CHECK_HEADERS(sys/ioctl.h)
2759
2760 if test -f /usr/lpp/X11/bin/smt.exp; then
2761   AC_DEFINE(HAVE_AIX_SMT_EXP, 1,
2762             [Define to 1 if the file /usr/lpp/X11/bin/smt.exp exists.])
2763 fi
2764
2765 AC_MSG_CHECKING(whether system supports dynamic ptys)
2766 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2767   AC_MSG_RESULT(yes)
2768   AC_DEFINE(HAVE_DEV_PTMX, 1, [Define to 1 if dynamic ptys are supported.])
2769 else
2770   AC_MSG_RESULT(no)
2771 fi
2772
2773 AC_FUNC_FORK
2774
2775 dnl Adapted from Haible's version.
2776 AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
2777   [AC_TRY_LINK([#include <langinfo.h>],
2778     [char* cs = nl_langinfo(CODESET);],
2779     emacs_cv_langinfo_codeset=yes,
2780     emacs_cv_langinfo_codeset=no)
2781   ])
2782 if test $emacs_cv_langinfo_codeset = yes; then
2783   AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
2784     [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
2785 fi
2786
2787 AC_CHECK_TYPES(size_t)
2788
2789 AC_TYPE_MBSTATE_T
2790
2791 dnl Restrict could probably be used effectively other than in regex.c.
2792 AC_CACHE_CHECK([for C restrict keyword], emacs_cv_c_restrict,
2793   [AC_TRY_COMPILE([void fred (int *restrict x);], [],
2794                   emacs_cv_c_restrict=yes,
2795                   [AC_TRY_COMPILE([void fred (int *__restrict x);], [],
2796                                   emacs_cv_c_restrict=__restrict,
2797                                   emacs_cv_c_restrict=no)])])
2798 case "$emacs_cv_c_restrict" in
2799   yes) emacs_restrict=restrict;;
2800   no) emacs_restrict="";;
2801   *) emacs_restrict="$emacs_cv_c_restrict";;
2802 esac
2803 if test "$emacs_restrict" != __restrict; then
2804   AC_DEFINE_UNQUOTED(__restrict, $emacs_restrict,
2805     [Define to compiler's equivalent of C99 restrict keyword.
2806      Don't define if equivalent is `__restrict'.])
2807 fi
2808
2809 AC_CACHE_CHECK([for C restricted array declarations], emacs_cv_c_restrict_arr,
2810   [AC_TRY_COMPILE([void fred (int x[__restrict]);], [],
2811                   emacs_cv_c_restrict_arr=yes, emacs_cv_c_restrict_arr=no)])
2812 if test "$emacs_cv_c_restrict_arr" = yes; then
2813   AC_DEFINE(__restrict_arr, __restrict,
2814     [Define to compiler's equivalent of C99 restrict keyword in array
2815      declarations.  Define as empty for no equivalent.])
2816 fi
2817
2818 dnl Fixme: AC_SYS_POSIX_TERMIOS should probably be used, but it's not clear
2819 dnl how the tty code is related to POSIX and/or other versions of termios.
2820 dnl The following looks like a useful start.
2821 dnl
2822 dnl AC_SYS_POSIX_TERMIOS
2823 dnl if test $ac_cv_sys_posix_termios = yes; then
2824 dnl    AC_DEFINE(HAVE_TERMIOS, 1, [Define to 1 if you have POSIX-style functions
2825 dnl                                and macros for terminal control.])
2826 dnl    AC_DEFINE(HAVE_TCATTR, 1, [Define to 1 if you have tcgetattr and tcsetattr.])
2827 dnl fi
2828
2829 dnl Fixme: Use AC_FUNC_MEMCMP since memcmp is used.  (Needs libobj replacement.)
2830
2831 # Set up the CFLAGS for real compilation, so we can substitute it.
2832 CFLAGS="$REAL_CFLAGS"
2833 CPPFLAGS="$REAL_CPPFLAGS"
2834
2835 #### Find out which version of Emacs this is.
2836 [version=`grep 'defconst[        ]*emacs-version' ${srcdir}/lisp/version.el \
2837          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
2838 if test x"${version}" = x; then
2839   AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
2840 fi
2841
2842 ### Specify what sort of things we'll be editing into Makefile and config.h.
2843 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2844 AC_SUBST(version)
2845 AC_SUBST(configuration)
2846 AC_SUBST(canonical)
2847 AC_SUBST(srcdir)
2848 AC_SUBST(prefix)
2849 AC_SUBST(exec_prefix)
2850 AC_SUBST(bindir)
2851 AC_SUBST(datadir)
2852 AC_SUBST(sharedstatedir)
2853 AC_SUBST(libexecdir)
2854 AC_SUBST(mandir)
2855 AC_SUBST(infodir)
2856 AC_SUBST(lispdir)
2857 AC_SUBST(locallisppath)
2858 AC_SUBST(lisppath)
2859 AC_SUBST(x_default_search_path)
2860 AC_SUBST(etcdir)
2861 AC_SUBST(archlibdir)
2862 AC_SUBST(docdir)
2863 AC_SUBST(bitmapdir)
2864 AC_SUBST(gamedir)
2865 AC_SUBST(gameuser)
2866 AC_SUBST(c_switch_system)
2867 AC_SUBST(c_switch_machine)
2868 AC_SUBST(LD_SWITCH_X_SITE)
2869 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2870 AC_SUBST(C_SWITCH_X_SITE)
2871 AC_SUBST(CFLAGS)
2872 AC_SUBST(X_TOOLKIT_TYPE)
2873 AC_SUBST(machfile)
2874 AC_SUBST(opsysfile)
2875 AC_SUBST(GETLOADAVG_LIBS)
2876 AC_SUBST(carbon_appdir)
2877
2878 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}",
2879                    [Define to the canonical Emacs configuration name.])
2880 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
2881                    [Define to the options passed to configure.])
2882 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}",
2883                    [Define to the used machine dependent file.])
2884 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}",
2885                    [Define to the used os dependent file.])
2886 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE},
2887 [Define LD_SWITCH_X_SITE to contain any special flags your loader
2888  may need to deal with X Windows.  For instance, if you've defined
2889  HAVE_X_WINDOWS above and your X libraries aren't in a place that
2890  your loader can find on its own, you might want to add "-L/..." or
2891  something similar.])
2892 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX},
2893                    [Define LD_SWITCH_X_SITE_AUX with an -R option
2894                     in case it's needed (for Solaris, for example).])
2895 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE},
2896 [Define C_SWITCH_X_SITE to contain any special flags your compiler
2897  may need to deal with X Windows.  For instance, if you've defined
2898  HAVE_X_WINDOWS above and your X include files aren't in a place
2899  that your compiler can find on its own, you might want to add
2900  "-I/..." or something similar.])
2901 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC},
2902                    [Define to the unexec source file name.])
2903
2904 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2905   AC_DEFINE(HAVE_X_WINDOWS, 1,
2906             [Define to 1 if you want to use the X window system.])
2907 fi
2908 if test "${USE_X_TOOLKIT}" != "none" ; then
2909   AC_DEFINE(USE_X_TOOLKIT, 1, [Define to 1 if using an X toolkit.])
2910 fi
2911 if test "${HAVE_X11}" = "yes" ; then
2912   AC_DEFINE(HAVE_X11, 1,
2913             [Define to 1 if you want to use version 11 of X windows.
2914              Otherwise, Emacs expects to use version 10.])
2915 fi
2916 if test "${HAVE_XFREE386}" = "yes" ; then
2917   AC_DEFINE(HAVE_XFREE386, 1, [Define to 1 if you're using XFree386.])
2918 fi
2919 if test "${HAVE_MENUS}" = "yes" ; then
2920   AC_DEFINE(HAVE_MENUS, 1,
2921             [Define to 1 if you have mouse menus.
2922              (This is automatic if you use X, but the option to specify it remains.)
2923              It is also defined with other window systems that support xmenu.c.])
2924 fi
2925 if test "${GNU_MALLOC}" = "yes" ; then
2926   AC_DEFINE(GNU_MALLOC, 1,
2927             [Define to 1 if you want to use the GNU memory allocator.])
2928 fi
2929 if test "${REL_ALLOC}" = "yes" ; then
2930   AC_DEFINE(REL_ALLOC, 1,
2931             [Define REL_ALLOC if you want to use the relocating allocator for
2932              buffer space.])
2933 fi
2934
2935 AH_TOP([/* GNU Emacs site configuration template file.
2936    Copyright (C) 1988, 1993, 1994, 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
2937              Free Software Foundation, Inc.
2938
2939 This file is part of GNU Emacs.
2940
2941 GNU Emacs is free software; you can redistribute it and/or modify
2942 it under the terms of the GNU General Public License as published by
2943 the Free Software Foundation; either version 2, or (at your option)
2944 any later version.
2945
2946 GNU Emacs is distributed in the hope that it will be useful,
2947 but WITHOUT ANY WARRANTY; without even the implied warranty of
2948 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2949 GNU General Public License for more details.
2950
2951 You should have received a copy of the GNU General Public License
2952 along with GNU Emacs; see the file COPYING.  If not, write to the
2953 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
2954 Boston, MA 02110-1301, USA.  */
2955
2956
2957 /* No code in Emacs #includes config.h twice, but some bits of code
2958    intended to work with other packages as well (like gmalloc.c)
2959    think they can include it as many times as they like.  */
2960 #ifndef EMACS_CONFIG_H
2961 #define EMACS_CONFIG_H
2962 ])dnl
2963
2964 AH_BOTTOM([
2965 /* If we're using any sort of window system, define some consequences.  */
2966 #ifdef HAVE_X_WINDOWS
2967 #define HAVE_WINDOW_SYSTEM
2968 #define MULTI_KBOARD
2969 #define HAVE_MOUSE
2970 #endif
2971
2972 /* If we're using the Carbon API on Mac OS X, define a few more
2973    variables as well.  */
2974 #ifdef HAVE_CARBON
2975 #define HAVE_WINDOW_SYSTEM
2976 #define HAVE_MOUSE
2977 #endif
2978
2979 /* Define USER_FULL_NAME to return a string
2980    that is the user's full name.
2981    It can assume that the variable `pw'
2982    points to the password file entry for this user.
2983
2984    At some sites, the pw_gecos field contains
2985    the user's full name.  If neither this nor any other
2986    field contains the right thing, use pw_name,
2987    giving the user's login name, since that is better than nothing.  */
2988 #define USER_FULL_NAME pw->pw_gecos
2989
2990 /* Define AMPERSAND_FULL_NAME if you use the convention
2991    that & in the full name stands for the login id.  */
2992 /* Turned on June 1996 supposing nobody will mind it.  */
2993 #define AMPERSAND_FULL_NAME
2994
2995 /* We have blockinput.h.  */
2996 #define DO_BLOCK_INPUT
2997
2998 /* Define HAVE_SOUND if we have sound support.  We know it works
2999    and compiles only on the specified platforms.   For others,
3000    it probably doesn't make sense to try.  */
3001
3002 #if defined __FreeBSD__ || defined __NetBSD__ || defined __linux__
3003 #ifdef HAVE_MACHINE_SOUNDCARD_H
3004 #define HAVE_SOUND 1
3005 #endif
3006 #ifdef HAVE_SYS_SOUNDCARD_H
3007 #define HAVE_SOUND 1
3008 #endif
3009 #ifdef HAVE_SOUNDCARD_H
3010 #define HAVE_SOUND 1
3011 #endif
3012 #ifdef HAVE_ALSA
3013 #define HAVE_SOUND 1
3014 #endif
3015 #endif /* __FreeBSD__ || __NetBSD__ || __linux__  */
3016
3017 /* If using GNU, then support inline function declarations. */
3018 /* Don't try to switch on inline handling as detected by AC_C_INLINE
3019    generally, because even if non-gcc compilers accept `inline', they
3020    may reject `extern inline'.  */
3021 #if defined (__GNUC__) && defined (OPTIMIZE)
3022 #define INLINE __inline__
3023 #else
3024 #define INLINE
3025 #endif
3026
3027 /* Include the os and machine dependent files.  */
3028 #include config_opsysfile
3029 #include config_machfile
3030
3031 /* Load in the conversion definitions if this system
3032    needs them and the source file being compiled has not
3033    said to inhibit this.  There should be no need for you
3034    to alter these lines.  */
3035
3036 #ifdef SHORTNAMES
3037 #ifndef NO_SHORTNAMES
3038 #include "../shortnames/remap.h"
3039 #endif /* not NO_SHORTNAMES */
3040 #endif /* SHORTNAMES */
3041
3042 /* If no remapping takes place, static variables cannot be dumped as
3043    pure, so don't worry about the `static' keyword. */
3044 #ifdef NO_REMAP
3045 #undef static
3046 #endif
3047
3048 /* Define `subprocesses' should be defined if you want to
3049    have code for asynchronous subprocesses
3050    (as used in M-x compile and M-x shell).
3051    These do not work for some USG systems yet;
3052    for the ones where they work, the s/SYSTEM.h file defines this flag.  */
3053
3054 #ifndef VMS
3055 #ifndef USG
3056 /* #define subprocesses */
3057 #endif
3058 #endif
3059
3060 /* SIGTYPE is the macro we actually use.  */
3061 #ifndef SIGTYPE
3062 #define SIGTYPE RETSIGTYPE
3063 #endif
3064
3065 #ifdef emacs /* Don't do this for lib-src.  */
3066 /* Tell regex.c to use a type compatible with Emacs.  */
3067 #define RE_TRANSLATE_TYPE Lisp_Object
3068 #define RE_TRANSLATE(TBL, C) CHAR_TABLE_TRANSLATE (TBL, C)
3069 #ifdef make_number
3070 /* If make_number is a macro, use it.  */
3071 #define RE_TRANSLATE_P(TBL) (!EQ (TBL, make_number (0)))
3072 #else
3073 /* If make_number is a function, avoid it.  */
3074 #define RE_TRANSLATE_P(TBL) (!(INTEGERP (TBL) && XINT (TBL) == 0))
3075 #endif
3076 #endif
3077
3078 /* Avoid link-time collision with system mktime if we will use our own.  */
3079 #if ! HAVE_MKTIME || BROKEN_MKTIME
3080 #define mktime emacs_mktime
3081 #endif
3082
3083 #define my_strftime nstrftime   /* for strftime.c */
3084
3085 /* The rest of the code currently tests the CPP symbol BSTRING.
3086    Override any claims made by the system-description files.
3087    Note that on some SCO version it is possible to have bcopy and not bcmp.  */
3088 #undef BSTRING
3089 #if defined (HAVE_BCOPY) && defined (HAVE_BCMP)
3090 #define BSTRING
3091 #endif
3092
3093 /* Some of the files of Emacs which are intended for use with other
3094    programs assume that if you have a config.h file, you must declare
3095    the type of getenv.
3096
3097    This declaration shouldn't appear when alloca.s or Makefile.in
3098    includes config.h.  */
3099 #ifndef NOT_C_CODE
3100 extern char *getenv ();
3101 #endif
3102
3103 /* These default definitions are good for almost all machines.
3104    The exceptions override them in m/MACHINE.h.  */
3105
3106 #ifndef BITS_PER_CHAR
3107 #define BITS_PER_CHAR 8
3108 #endif
3109
3110 #ifndef BITS_PER_SHORT
3111 #define BITS_PER_SHORT 16
3112 #endif
3113
3114 /* Note that lisp.h uses this in a preprocessor conditional, so it
3115    would not work to use sizeof.  That being so, we do all of them
3116    without sizeof, for uniformity's sake.  */
3117 #ifndef BITS_PER_INT
3118 #define BITS_PER_INT 32
3119 #endif
3120
3121 #ifndef BITS_PER_LONG
3122 #ifdef _LP64
3123 #define BITS_PER_LONG 64
3124 #else
3125 #define BITS_PER_LONG 32
3126 #endif
3127 #endif
3128
3129 /* Define if the compiler supports function prototypes.  It may do so
3130    but not define __STDC__ (e.g. DEC C by default) or may define it as
3131    zero.  */
3132 #undef PROTOTYPES
3133 /* For mktime.c:  */
3134 #ifndef __P
3135 # if defined PROTOTYPES
3136 #  define __P(args) args
3137 # else
3138 #  define __P(args) ()
3139 # endif  /* GCC.  */
3140 #endif /* __P */
3141
3142 /* Don't include "string.h" or <stdlib.h> in non-C code.  */
3143 #ifndef NOT_C_CODE
3144 #ifdef HAVE_STRING_H
3145 #include "string.h"
3146 #endif
3147 #ifdef HAVE_STRINGS_H
3148 #include "strings.h"  /* May be needed for bcopy & al. */
3149 #endif
3150 #ifdef HAVE_STDLIB_H
3151 #include <stdlib.h>
3152 #endif
3153 #ifndef __GNUC__
3154 # ifdef HAVE_ALLOCA_H
3155 #  include <alloca.h>
3156 # else /* AIX files deal with #pragma.  */
3157 #  ifndef alloca /* predefined by HP cc +Olibcalls */
3158 char *alloca ();
3159 #  endif
3160 # endif /* HAVE_ALLOCA_H */
3161 #endif /* __GNUC__ */
3162 #ifndef HAVE_SIZE_T
3163 typedef unsigned size_t;
3164 #endif
3165 #endif /* NOT_C_CODE */
3166
3167 /* Define HAVE_X_I18N if we have usable i18n support.  */
3168
3169 #ifdef HAVE_X11R6
3170 #define HAVE_X_I18N
3171 #elif defined HAVE_X11R5 && !defined X11R5_INHIBIT_I18N
3172 #define HAVE_X_I18N
3173 #endif
3174
3175 /* Define HAVE_X11R6_XIM if we have usable X11R6-style XIM support.  */
3176
3177 #if defined HAVE_X11R6 && !defined INHIBIT_X11R6_XIM
3178 #define HAVE_X11R6_XIM
3179 #endif
3180
3181 /* Should we enable expensive run-time checking of data types?  */
3182 #undef ENABLE_CHECKING
3183
3184 #if defined __GNUC__ && (__GNUC__ > 2 \
3185                          || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
3186 #define NO_RETURN       __attribute__ ((__noreturn__))
3187 #else
3188 #define NO_RETURN       /* nothing */
3189 #endif
3190
3191 /* These won't be used automatically yet.  We also need to know, at least,
3192    that the stack is continuous.  */
3193 #ifdef __GNUC__
3194 #  ifndef GC_SETJMP_WORKS
3195   /* GC_SETJMP_WORKS is nearly always appropriate for GCC --
3196      see NON_SAVING_SETJMP in the target descriptions.  */
3197   /* Exceptions (see NON_SAVING_SETJMP in target description) are ns32k,
3198      SCO5 non-ELF (but Emacs specifies ELF) and SVR3 on x86.
3199      Fixme: Deal with ns32k, SVR3.  */
3200 #    define GC_SETJMP_WORKS 1
3201 #  endif
3202 #  ifndef GC_LISP_OBJECT_ALIGNMENT
3203 #    define GC_LISP_OBJECT_ALIGNMENT (__alignof__ (Lisp_Object))
3204 #  endif
3205 #endif
3206
3207 #ifndef HAVE_BCOPY
3208 #define bcopy(a,b,s) memcpy (b,a,s)
3209 #endif
3210 #ifndef HAVE_BZERO
3211 #define bzero(a,s) memset (a,0,s)
3212 #endif
3213 #ifndef HAVE_BCMP
3214 #define BCMP memcmp
3215 #endif
3216
3217 #endif /* EMACS_CONFIG_H */
3218
3219 /*
3220 Local Variables:
3221 mode: c
3222 End:
3223 */
3224 ])dnl
3225
3226 #### Report on what we decided to do.
3227 #### Report GTK as a toolkit, even if it doesn't use Xt.
3228 #### It makes printing result more understandable as using GTK sets
3229 #### toolkit_scroll_bars to yes by default.
3230 if test "${HAVE_GTK}" = "yes"; then
3231   USE_X_TOOLKIT=GTK
3232 fi
3233
3234 echo "
3235 Configured for \`${canonical}'.
3236
3237   Where should the build process find the source code?    ${srcdir}
3238   What operating system and machine description files should Emacs use?
3239         \`${opsysfile}' and \`${machfile}'
3240   What compiler should emacs be built with?               ${CC} ${CFLAGS}
3241   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
3242   Should Emacs use a relocating allocator for buffers?    ${REL_ALLOC}
3243   Should Emacs use mmap(2) for buffer allocation?         $use_mmap_for_buffers
3244   What window system should Emacs use?                    ${window_system}
3245   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
3246
3247 if test -n "${x_includes}"; then
3248 echo "  Where do we find X Windows header files?                ${x_includes}"
3249 else
3250 echo "  Where do we find X Windows header files?                Standard dirs"
3251 fi
3252 if test -n "${x_libraries}"; then
3253 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
3254 else
3255 echo "  Where do we find X Windows libraries?                   Standard dirs"
3256 fi
3257
3258 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
3259 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
3260 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
3261 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
3262 echo "  Does Emacs use -lungif?                                 ${HAVE_GIF}"
3263 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
3264 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
3265 echo
3266
3267 if test $USE_XASSERTS = yes; then
3268    echo "  Compiling with asserts turned on."
3269    CPPFLAGS="$CPPFLAGS -DXASSERTS=1"
3270    echo
3271 fi
3272
3273 if test "$USE_X_TOOLKIT" = GTK; then
3274   case "$canonical" in
3275   *cygwin*)
3276     echo "There are known problems with Emacs and Gtk+ on cygwin, so you
3277   will probably get a crash on startup.  If this happens, please use another
3278   toolkit for Emacs.  See etc/PROBLEMS for more information."
3279   ;;
3280   esac
3281 fi
3282
3283
3284
3285 # Remove any trailing slashes in these variables.
3286 [test "${prefix}" != NONE &&
3287   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
3288 test "${exec_prefix}" != NONE &&
3289   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`]
3290
3291 ## Check if the C preprocessor will convert `..' to `. .'.  If so, set
3292 ## CPP_NEED_TRADITIONAL to `yes' so that the code to generate Makefile
3293 ## from Makefile.c can correctly provide the arg `-traditional' to the
3294 ## C preprocessor.
3295
3296 AC_EGREP_CPP(yes..yes,
3297         [yes..yes],
3298         CPP_NEED_TRADITIONAL=no,
3299         CPP_NEED_TRADITIONAL=yes)
3300
3301 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
3302         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
3303         lisp/Makefile lispref/Makefile lispintro/Makefile leim/Makefile, [
3304
3305 ### Make the necessary directories, if they don't exist.
3306 for dir in etc lisp ; do
3307   test -d ${dir} || mkdir ${dir}
3308 done
3309
3310 # Build src/Makefile from ${srcdir}/src/Makefile.c
3311 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
3312 # This must be done after src/config.h is built, since we rely on that file.
3313
3314 # Now get this: Some word that is part of the ${srcdir} directory name
3315 # or the ${configuration} value might, just might, happen to be an
3316 # identifier like `sun4' or `i386' or something, and be predefined by
3317 # the C preprocessor to some helpful value like 1, or maybe the empty
3318 # string.  Needless to say consequent macro substitutions are less
3319 # than conducive to the makefile finding the correct directory.
3320 [undefs="`echo $top_srcdir $configuration $canonical |
3321 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
3322     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
3323 `"]
3324
3325 echo creating src/epaths.h
3326 ${MAKE-make} epaths-force
3327
3328 # As of 2000-11-19, newest development versions of GNU cpp preprocess
3329 # `..' to `. .'  unless invoked with -traditional
3330
3331 if test "x$GCC" = xyes && test "x$CPP_NEED_TRADITIONAL" = xyes; then
3332   CPPFLAGS="$CPPFLAGS -traditional"
3333 fi
3334
3335 echo creating lib-src/Makefile
3336 ( cd lib-src
3337   rm -f junk.c junk1.c junk2.c
3338   sed -e '/start of cpp stuff/q' \
3339       < Makefile.c > junk1.c
3340   sed -e '1,/start of cpp stuff/d'\
3341       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3342       < Makefile.c > junk.c
3343   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3344       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3345   cat junk1.c junk2.c > Makefile.new
3346   rm -f junk.c junk1.c junk2.c
3347   chmod 444 Makefile.new
3348   mv -f Makefile.new Makefile
3349 )
3350
3351 echo creating src/Makefile
3352 ( cd src
3353   rm -f junk.c junk1.c junk2.c
3354   sed -e '/start of cpp stuff/q' \
3355       < Makefile.c > junk1.c
3356   sed -e '1,/start of cpp stuff/d'\
3357       -e 's,/\*\*/#\(.*\)$,/* \1 */,' \
3358       < Makefile.c > junk.c
3359   $CPP $undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
3360       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
3361   cat junk1.c junk2.c > Makefile.new
3362   rm -f junk.c junk1.c junk2.c
3363   chmod 444 Makefile.new
3364   mv -f Makefile.new Makefile
3365 )
3366
3367 if test ! -f src/.gdbinit && test -f $srcdir/src/.gdbinit; then
3368   echo creating src/.gdbinit
3369   echo source $srcdir/src/.gdbinit > src/.gdbinit
3370 fi
3371
3372 # This is how we know whether to re-run configure in certain cases.
3373 touch src/config.stamp
3374
3375 ], [GCC="$GCC" NON_GNU_CPP="$NON_GNU_CPP" CPP="$CPP" CPP_NEED_TRADITIONAL="$CPP_NEED_TRADITIONAL" CPPFLAGS="$CPPFLAGS"])
3376
3377 m4_if(dnl       Do not change this comment
3378    arch-tag: 156a4dd5-bddc-4d18-96ac-f37742cf6a5e
3379 )dnl