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 Free Software Foundation, Inc.
   7 dnl
   8 dnl  This file is part of GNU Emacs.
   9 dnl
  10 dnl  GNU Emacs is free software; you can redistribute it and/or modify
  11 dnl  it under the terms of the GNU General Public License as published by
  12 dnl  the Free Software Foundation; either version 2, or (at your option)
  13 dnl  any later version.
  14 dnl
  15 dnl  GNU Emacs is distributed in the hope that it will be useful,
  16 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 dnl  GNU General Public License for more details.
  19 dnl
  20 dnl  You should have received a copy of the GNU General Public License
  21 dnl  along with GNU Emacs; see the file COPYING.  If not, write to the
  22 dnl  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  23 dnl  Boston, MA 02111-1307, USA.
  24
  25 AC_PREREQ(2.8)dnl
  26 AC_INIT(src/lisp.h)
  27 AC_CONFIG_HEADER(src/config.h:src/config.in)
  28
  29 lispdir='${datadir}/emacs/${version}/lisp'
  30 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
  31 '${datadir}/emacs/site-lisp:${datadir}/emacs/${version}/leim'
  32 lisppath='${locallisppath}:${lispdir}'
  33 etcdir='${datadir}/emacs/${version}/etc'
  34 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  35 docdir='${datadir}/emacs/${version}/etc'
  36
  37 AC_ARG_WITH(gcc,
  38 [  --with-gcc              use GCC to compile Emacs])
  39 AC_ARG_WITH(pop,
  40 [  --with-pop              support POP for mail retrieval],
  41 [AC_DEFINE(MAIL_USE_POP)])
  42 AC_ARG_WITH(kerberos,
  43 [  --with-kerberos         support Kerberos-authenticated POP],
  44 [AC_DEFINE(KERBEROS)])
  45 AC_ARG_WITH(kerberos5,
  46 [  --with-kerberos5         support Kerberos version 5 authenticated POP],
  47 [if test "${with_kerberos5+set}" = set; then
  48   if test "${with_kerberos+set}" != set; then
  49     with_kerberos=yes
  50     AC_DEFINE(KERBEROS)
  51   fi
  52 fi
  53 AC_DEFINE(KERBEROS5)])
  54 AC_ARG_WITH(hesiod,
  55 [  --with-hesiod           support Hesiod to get the POP server host],
  56 [AC_DEFINE(HESIOD)])
  57 AC_ARG_WITH(gssapi,
  58 [  --with-gssapi           support GSSAPI-authenticated POP],
  59 [AC_DEFINE(GSSAPI)])
  60 dnl This should be the last --with option, because --with-x is
  61 dnl added later on when we find the path of X, and it's best to
  62 dnl keep them together visually.
  63 AC_ARG_WITH(x-toolkit,
  64 [  --with-x-toolkit=KIT    use an X toolkit (KIT = yes/lucid/athena/motif/no)],
  65 [         case "${withval}" in
  66             y | ye | yes )      val=athena ;;
  67             n | no )            val=no  ;;
  68             l | lu | luc | luci | lucid )       val=lucid ;;
  69             a | at | ath | athe | athen | athena )      val=athena ;;
  70             m | mo | mot | moti | motif )       val=motif ;;
  71 dnl These don't currently work.
  72 dnl         o | op | ope | open | open- | open-l | open-lo \
  73 dnl             | open-loo | open-look )        val=open-look ;;
  74             * )
  75 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  76 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
  77 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
  78 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
  79 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
  80             ;;
  81           esac
  82           with_x_toolkit=$val
  83 ])
  84
  85 #### Make srcdir absolute, if it isn't already.  It's important to
  86 #### avoid running the path through pwd unnecessary, since pwd can
  87 #### give you automounter prefixes, which can go away.  We do all this
  88 #### so Emacs can find its files when run uninstalled.
  89 case "${srcdir}" in
  90   /* ) ;;
  91   . )
  92     ## We may be able to use the $PWD environment variable to make this
  93     ## absolute.  But sometimes PWD is inaccurate.
  94     ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
  95     unset CDPATH
  96     if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`"  ;
  97     then
  98       srcdir="$PWD"
  99     else
 100       srcdir="`(cd ${srcdir}; pwd)`"
 101     fi
 102   ;;
 103   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 104 esac
 105
 106 #### Check if the source directory already has a configured system in it.
 107 if test `pwd` != `(cd ${srcdir} && pwd)` \
 108    && test -f "${srcdir}/src/config.h" ; then
 109   AC_MSG_WARN([The directory tree \`${srcdir}' is being used
 110    as a build directory right now; it has been configured in its own
 111    right.  To configure in another directory as well, you MUST
 112    use GNU make.  If you do not have GNU make, then you must
 113    now do \`make distclean' in ${srcdir},
 114    and then run $0 again.])
 115
 116 changequote(, )dnl
 117   extrasub='/^VPATH[     ]*=/c\
 118 changequote([, ])dnl
 119 vpath %.c $(srcdir)\
 120 vpath %.h $(srcdir)\
 121 vpath %.y $(srcdir)\
 122 vpath %.l $(srcdir)\
 123 vpath %.s $(srcdir)\
 124 vpath %.in $(srcdir)\
 125 vpath %.texi $(srcdir)'
 126 fi
 127
 128 #### Given the configuration name, set machfile and opsysfile to the
 129 #### names of the m/*.h and s/*.h files we should use.
 130
 131 ### Canonicalize the configuration name.
 132
 133 AC_CANONICAL_HOST
 134 canonical=$host
 135 configuration=$host_alias
 136
 137 changequote(, )dnl
 138
 139 ### If you add support for a new configuration, add code to this
 140 ### switch statement to recognize your configuration name and select
 141 ### the appropriate operating system and machine description files.
 142
 143 ### You would hope that you could choose an m/*.h file pretty much
 144 ### based on the machine portion of the configuration name, and an s-
 145 ### file based on the operating system portion.  However, it turns out
 146 ### that each m/*.h file is pretty manufacturer-specific - for
 147 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 148 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 149 ### machines.  So we basically have to have a special case for each
 150 ### configuration name.
 151 ###
 152 ### As far as handling version numbers on operating systems is
 153 ### concerned, make sure things will fail in a fixable way.  If
 154 ### /etc/MACHINES doesn't say anything about version numbers, be
 155 ### prepared to handle anything reasonably.  If version numbers
 156 ### matter, be sure /etc/MACHINES says something about it.
 157 ###
 158 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 159 ### "System V Release 4"; he writes, "The old convention encouraged
 160 ### confusion between `system' and `release' levels'."
 161
 162 machine='' opsys='' unported=no
 163 case "${canonical}" in
 164
 165   ## NetBSD ports
 166   *-*-netbsd* )
 167     opsys=netbsd
 168     case "${canonical}" in
 169       alpha*-*-netbsd*) machine=alpha ;;
 170       i[3456]86-*-netbsd*) machine=intel386 ;;
 171       m68k-*-netbsd*)
 172                         # This is somewhat bogus.
 173                         machine=hp9000s300 ;;
 174       mips-*-netbsd*)   machine=pmax ;;
 175       ns32k-*-netbsd*)  machine=ns32000 ;;
 176       sparc-*-netbsd*)  machine=sparc ;;
 177       vax-*-netbsd*)    machine=vax ;;
 178     esac
 179   ;;
 180
 181   ## OpenBSD ports
 182   *-*-openbsd* )
 183     opsys=openbsd
 184     case "${canonical}" in
 185       alpha*-*-openbsd*)        machine=alpha ;;
 186       i386-*-openbsd*)  machine=intel386 ;;
 187       m68k-*-openbsd*)  machine=hp9000s300 ;;
 188       mipsel-*-openbsd*) machine=pmax ;;
 189       ns32k-*-openbsd*) machine=ns32000 ;;
 190       sparc-*-openbsd*) machine=sparc ;;
 191       vax-*-netbsd*)    machine=vax ;;
 192     esac
 193   ;;
 194
 195   ## Acorn RISCiX:
 196   arm-acorn-riscix1.1* )
 197     machine=acorn opsys=riscix1-1
 198   ;;
 199   arm-acorn-riscix1.2* | arm-acorn-riscix )
 200     ## This name is riscix12 instead of riscix1.2
 201     ## to avoid a file name conflict on MSDOS.
 202     machine=acorn opsys=riscix12
 203   ;;
 204
 205   ## BSDI ports
 206   *-*-bsdi* )
 207     opsys=bsdi
 208     case "${canonical}" in
 209       i[345]86-*-bsdi*) machine=intel386 ;;
 210       sparc-*-bsdi*)  machine=sparc ;;
 211       powerpc-*-bsdi*)  machine=powerpc ;;
 212     esac
 213     case "${canonical}" in
 214       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 215       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 216       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 217       *-*-bsdi3* )              opsys=bsdos3 ;;
 218     esac
 219   ;;
 220
 221   ## Alliant machines
 222   ## Strictly speaking, we need the version of the alliant operating
 223   ## system to choose the right machine file, but currently the
 224   ## configuration name doesn't tell us enough to choose the right
 225   ## one; we need to give alliants their own operating system name to
 226   ## do this right.  When someone cares, they can help us.
 227   fx80-alliant-* )
 228     machine=alliant4 opsys=bsd4-2
 229   ;;
 230   i860-alliant-* )
 231     machine=alliant-2800 opsys=bsd4-3
 232   ;;
 233
 234   ## Alpha (DEC) machines.
 235   alpha*-dec-osf* )
 236     machine=alpha opsys=osf1
 237     # This is needed to find X11R6.1 libraries for certain tests.
 238     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 239     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 240   ;;
 241
 242   alpha*-*-linux-gnu* )
 243     machine=alpha opsys=gnu-linux
 244   ;;
 245
 246   ## Altos 3068
 247   m68*-altos-sysv* )
 248     machine=altos opsys=usg5-2
 249   ;;
 250
 251   ## Amdahl UTS
 252   580-amdahl-sysv* )
 253     machine=amdahl opsys=usg5-2-2
 254   ;;
 255
 256   ## Apollo, Domain/OS
 257   m68*-apollo-* )
 258     machine=apollo opsys=bsd4-3
 259   ;;
 260
 261   ## AT&T 3b2, 3b5, 3b15, 3b20
 262   we32k-att-sysv* )
 263     machine=att3b opsys=usg5-2-2
 264   ;;
 265
 266   ## AT&T 3b1 - The Mighty Unix PC!
 267   m68*-att-sysv* )
 268     machine=7300 opsys=usg5-2-2
 269   ;;
 270
 271   ## Bull dpx20
 272   rs6000-bull-bosx* )
 273     machine=ibmrs6000 opsys=aix3-2
 274   ;;
 275
 276   ## Bull dpx2
 277   m68*-bull-sysv3* )
 278     machine=dpx2 opsys=usg5-3
 279   ;;
 280
 281   ## Bull sps7
 282   m68*-bull-sysv2* )
 283     machine=sps7 opsys=usg5-2
 284   ;;
 285
 286   ## CCI 5/32, 6/32 -- see "Tahoe".
 287
 288   ## Celerity
 289   ## I don't know what configuration name to use for this; config.sub
 290   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 291   ## in touch with us!
 292   celerity-celerity-bsd* )
 293     machine=celerity opsys=bsd4-2
 294   ;;
 295
 296   ## Clipper
 297   ## What operating systems does this chip run that Emacs has been
 298   ## tested on?
 299   clipper-* )
 300     machine=clipper
 301     ## We'll use the catch-all code at the bottom to guess the
 302     ## operating system.
 303   ;;
 304
 305   ## Convex
 306   *-convex-bsd* | *-convex-convexos* )
 307     machine=convex opsys=bsd4-3
 308     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 309     NON_GNU_CPP="cc -E -P"
 310   ;;
 311
 312   ## Cubix QBx/386
 313   i[3456]86-cubix-sysv* )
 314     machine=intel386 opsys=usg5-3
 315   ;;
 316
 317   ## Cydra 5
 318   cydra*-cydrome-sysv* )
 319     machine=cydra5 opsys=usg5-3
 320   ;;
 321
 322   ## Data General AViiON Machines
 323   ## DG changed naming conventions with the release of 5.4.4.10, they
 324   ## dropped the initial 5.4 but left the intervening R.  Because of the
 325   ## R this shouldn't conflict with older versions of the OS (which I
 326   ## think were named like dgux4.*). In addition, DG new AViiONs series
 327   ## uses either Motorola M88k or Intel Pentium CPUs.
 328   i586-dg-dguxR4.* | m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 329     machine=aviion opsys=dgux4
 330   ;;
 331   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 332     ## This name is dgux5-4-3 instead of dgux5-4r3
 333     ## to avoid a file name conflict on MSDOS.
 334     machine=aviion opsys=dgux5-4-3
 335   ;;
 336   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 337     machine=aviion opsys=dgux5-4r2
 338   ;;
 339   m88k-dg-dgux* )
 340     machine=aviion opsys=dgux
 341   ;;
 342
 343   ## DECstations
 344   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 345     machine=pmax opsys=bsd4-2
 346   ;;
 347   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 348     machine=pmax opsys=bsd4-3
 349   ;;
 350   mips-dec-ultrix* )
 351     machine=pmax opsys=ultrix4-3
 352   ;;
 353   mips-dec-osf* )
 354     machine=pmax opsys=osf1
 355   ;;
 356   mips-dec-mach_bsd4.3* )
 357     machine=pmax opsys=mach-bsd4-3
 358   ;;
 359
 360   ## Motorola Delta machines
 361   m68k-motorola-sysv* | m68000-motorola-sysv* )
 362     machine=delta opsys=usg5-3
 363     if test -z "`type gnucc | grep 'not found'`"
 364     then
 365       if test -s /etc/167config
 366       then CC="gnucc -m68040"
 367       else CC="gnucc -m68881"
 368       fi
 369     else
 370       if test -z "`type gcc | grep 'not found'`"
 371       then CC=gcc
 372       else CC=cc
 373       fi
 374     fi
 375   ;;
 376   m88k-motorola-sysv4* )
 377     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 378     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 379     # I hope there are not other 4.0 versions for this machine
 380     # which really need usg5-4 instead.
 381     machine=delta88k opsys=usg5-4-2
 382   ;;
 383   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 384     machine=delta88k opsys=usg5-3
 385   ;;
 386
 387   ## Dual machines
 388   m68*-dual-sysv* )
 389     machine=dual opsys=usg5-2
 390   ;;
 391   m68*-dual-uniplus* )
 392     machine=dual opsys=unipl5-2
 393   ;;
 394
 395   ## Elxsi 6400
 396   elxsi-elxsi-sysv* )
 397     machine=elxsi opsys=usg5-2
 398   ;;
 399
 400   ## Encore machines
 401   ns16k-encore-bsd* )
 402     machine=ns16000 opsys=umax
 403   ;;
 404
 405   ## The GEC 93 - apparently, this port isn't really finished yet.
 406
 407   ## Gould Power Node and NP1
 408   pn-gould-bsd4.2* )
 409     machine=gould opsys=bsd4-2
 410   ;;
 411   pn-gould-bsd4.3* )
 412     machine=gould opsys=bsd4-3
 413   ;;
 414   np1-gould-bsd* )
 415     machine=gould-np1 opsys=bsd4-3
 416   ;;
 417
 418   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 419   ## as far as Emacs is concerned).
 420   m88k-harris-cxux* )
 421     # Build needs to be different on 7.0 and later releases
 422     case "`uname -r`" in
 423        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 424        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 425     esac
 426     NON_GNU_CPP="/lib/cpp"
 427   ;;
 428   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 429   m68k-harris-cxux* )
 430     machine=nh3000 opsys=cxux
 431   ;;
 432   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 433   powerpc-harris-powerunix )
 434     machine=nh6000 opsys=powerunix
 435     NON_GNU_CPP="cc -Xo -E -P"
 436   ;;
 437   ## SR2001/SR2201 running HI-UX/MPP
 438   hppa1.1-hitachi-hiuxmpp* )
 439     machine=sr2k opsys=hiuxmpp
 440   ;;
 441   ## Honeywell XPS100
 442   xps*-honeywell-sysv* )
 443     machine=xps100 opsys=usg5-2
 444   ;;
 445
 446   ## HP 9000 series 200 or 300
 447   m68*-hp-bsd* )
 448     machine=hp9000s300 opsys=bsd4-3
 449   ;;
 450   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 451   m68*-hp-hpux* )
 452     case "`uname -r`" in
 453       ## Someone's system reports A.B8.05 for this.
 454       ## I wonder what other possibilities there are.
 455       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 456       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 457       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 458       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 459       *) machine=hp9000s300 opsys=hpux ;;
 460     esac
 461   ;;
 462
 463   ## HP 9000 series 700 and 800, running HP/UX
 464   hppa*-hp-hpux7* )
 465     machine=hp800 opsys=hpux
 466   ;;
 467   hppa*-hp-hpux8* )
 468     machine=hp800 opsys=hpux8
 469   ;;
 470   hppa*-hp-hpux9shr* )
 471     machine=hp800 opsys=hpux9shr
 472   ;;
 473   hppa*-hp-hpux9* )
 474     machine=hp800 opsys=hpux9
 475   ;;
 476   hppa*-hp-hpux1[0-9]* )
 477     machine=hp800 opsys=hpux10
 478   ;;
 479
 480   ## HP 9000 series 700 and 800, running HP/UX
 481   hppa*-hp-hpux* )
 482     ## Cross-compilation?  Nah!
 483     case "`uname -r`" in
 484       ## Someone's system reports A.B8.05 for this.
 485       ## I wonder what other possibilities there are.
 486       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 487       *.08.* ) machine=hp800 opsys=hpux8 ;;
 488       *.09.* ) machine=hp800 opsys=hpux9 ;;
 489       *) machine=hp800 opsys=hpux10 ;;
 490     esac
 491   ;;
 492   hppa*-*-nextstep* )
 493     machine=hp800 opsys=nextstep
 494   ;;
 495
 496   ## Orion machines
 497   orion-orion-bsd* )
 498     machine=orion opsys=bsd4-2
 499   ;;
 500   clipper-orion-bsd* )
 501     machine=orion105 opsys=bsd4-2
 502   ;;
 503
 504   ## IBM machines
 505   i[3456]86-ibm-aix1.1* )
 506     machine=ibmps2-aix opsys=usg5-2-2
 507   ;;
 508   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 509     machine=ibmps2-aix opsys=usg5-3
 510   ;;
 511   i370-ibm-aix*)
 512     machine=ibm370aix opsys=usg5-3
 513   ;;
 514   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 515     machine=ibmrs6000 opsys=aix3-1
 516   ;;
 517   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 518     machine=ibmrs6000 opsys=aix3-2-5
 519   ;;
 520   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 521     machine=ibmrs6000 opsys=aix4-1
 522   ;;
 523   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 524     machine=ibmrs6000 opsys=aix4-2
 525   ;;
 526   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 527     machine=ibmrs6000 opsys=aix4
 528   ;;
 529   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 530     machine=ibmrs6000 opsys=aix4-1
 531   ;;
 532   rs6000-ibm-aix* | powerpc-ibm-aix* )
 533     machine=ibmrs6000 opsys=aix3-2
 534   ;;
 535   romp-ibm-bsd4.3* )
 536     machine=ibmrt opsys=bsd4-3
 537   ;;
 538   romp-ibm-bsd4.2* )
 539     machine=ibmrt opsys=bsd4-2
 540   ;;
 541   romp-ibm-aos4.3* )
 542     machine=ibmrt opsys=bsd4-3
 543   ;;
 544   romp-ibm-aos4.2* )
 545     machine=ibmrt opsys=bsd4-2
 546   ;;
 547   romp-ibm-aos* )
 548     machine=ibmrt opsys=bsd4-3
 549   ;;
 550   romp-ibm-bsd* )
 551     machine=ibmrt opsys=bsd4-3
 552   ;;
 553   romp-ibm-aix* )
 554     machine=ibmrt-aix opsys=usg5-2-2
 555   ;;
 556
 557   ## Integrated Solutions `Optimum V'
 558   m68*-isi-bsd4.2* )
 559     machine=isi-ov opsys=bsd4-2
 560   ;;
 561   m68*-isi-bsd4.3* )
 562     machine=isi-ov opsys=bsd4-3
 563   ;;
 564
 565   ## Intel 386 machines where we do care about the manufacturer
 566   i[3456]86-intsys-sysv* )
 567     machine=is386 opsys=usg5-2-2
 568   ;;
 569
 570   ## Prime EXL
 571   i[3456]86-prime-sysv* )
 572     machine=i386 opsys=usg5-3
 573   ;;
 574
 575   ## Sequent Symmetry running Dynix
 576   i[3456]86-sequent-bsd* )
 577     machine=symmetry opsys=bsd4-3
 578   ;;
 579
 580   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 581   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 582     machine=sequent-ptx opsys=ptx4
 583     NON_GNU_CPP=/lib/cpp
 584   ;;
 585
 586   ## Sequent Symmetry running DYNIX/ptx
 587   ## Use the old cpp rather than the newer ANSI one.
 588   i[3456]86-sequent-ptx* )
 589     machine=sequent-ptx opsys=ptx
 590     NON_GNU_CPP="/lib/cpp"
 591   ;;
 592
 593   ## ncr machine running svr4.3.
 594   i[3456]86-ncr-sysv4.3 )
 595     machine=ncr386 opsys=usg5-4-3
 596   ;;
 597
 598   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 599   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 600   i[3456]86-ncr-sysv* )
 601     machine=ncr386 opsys=usg5-4-2
 602   ;;
 603
 604   ## Intel Paragon OSF/1
 605   i860-intel-osf1* )
 606     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 607   ;;
 608
 609   ## Intel 860
 610   i860-*-sysv4* )
 611     machine=i860 opsys=usg5-4
 612     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 613     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 614   ;;
 615
 616   ## Masscomp machines
 617   m68*-masscomp-rtu* )
 618     machine=masscomp opsys=rtu
 619   ;;
 620
 621   ## Megatest machines
 622   m68*-megatest-bsd* )
 623     machine=mega68 opsys=bsd4-2
 624   ;;
 625
 626   ## Workstations sold by MIPS
 627   ## This is not necessarily all workstations using the MIPS processor -
 628   ## Irises are produced by SGI, and DECstations by DEC.
 629
 630   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 631   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 632   ## it gives for choosing between the alternatives seems to be "Use
 633   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 634   ## the BSD world."  I'll assume that these are instructions for
 635   ## handling two odd situations, and that every other situation
 636   ## should use mips.h and usg5-2-2, they being listed first.
 637   mips-mips-usg* )
 638     machine=mips4
 639     ## Fall through to the general code at the bottom to decide on the OS.
 640   ;;
 641   mips-mips-riscos4* )
 642     machine=mips4 opsys=bsd4-3
 643     NON_GNU_CC="cc -systype bsd43"
 644     NON_GNU_CPP="cc -systype bsd43 -E"
 645   ;;
 646   mips-mips-riscos5* )
 647     machine=mips4 opsys=riscos5
 648     NON_GNU_CC="cc -systype bsd43"
 649     NON_GNU_CPP="cc -systype bsd43 -E"
 650   ;;
 651   mips-mips-bsd* )
 652     machine=mips opsys=bsd4-3
 653   ;;
 654   mips-mips-* )
 655     machine=mips opsys=usg5-2-2
 656   ;;
 657
 658   ## NeXT
 659   m68*-next-* | m68k-*-nextstep* )
 660     machine=m68k opsys=nextstep
 661   ;;
 662
 663   ## The complete machine from National Semiconductor
 664   ns32k-ns-genix* )
 665     machine=ns32000 opsys=usg5-2
 666   ;;
 667
 668   ## NCR machines
 669   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 670     machine=tower32 opsys=usg5-2-2
 671   ;;
 672   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 673     machine=tower32v3 opsys=usg5-3
 674   ;;
 675
 676   ## Nixdorf Targon 31
 677   m68*-nixdorf-sysv* )
 678     machine=targon31 opsys=usg5-2-2
 679   ;;
 680
 681   ## Nu (TI or LMI)
 682   m68*-nu-sysv* )
 683     machine=nu opsys=usg5-2
 684   ;;
 685
 686   ## Plexus
 687   m68*-plexus-sysv* )
 688     machine=plexus opsys=usg5-2
 689   ;;
 690
 691   ## PowerPC reference platform
 692   powerpcle-*-solaris2* )
 693     machine=prep
 694     opsys=sol2-5
 695   ;;
 696
 697   ## Pyramid machines
 698   ## I don't really have any idea what sort of processor the Pyramid has,
 699   ## so I'm assuming it is its own architecture.
 700   pyramid-pyramid-bsd* )
 701     machine=pyramid opsys=bsd4-2
 702   ;;
 703
 704   ## Sequent Balance
 705   ns32k-sequent-bsd4.2* )
 706     machine=sequent opsys=bsd4-2
 707   ;;
 708   ns32k-sequent-bsd4.3* )
 709     machine=sequent opsys=bsd4-3
 710   ;;
 711
 712   ## Siemens Nixdorf
 713   mips-siemens-sysv* | mips-sni-sysv*)
 714     machine=mips-siemens opsys=usg5-4
 715     NON_GNU_CC=/usr/ccs/bin/cc
 716     NON_GNU_CPP=/usr/ccs/lib/cpp
 717   ;;
 718
 719   ## Silicon Graphics machines
 720   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 721   m68*-sgi-iris3.5* )
 722     machine=irist opsys=iris3-5
 723   ;;
 724   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 725     machine=irist opsys=iris3-6
 726   ;;
 727   ## Iris 4D
 728   mips-sgi-irix3* )
 729     machine=iris4d opsys=irix3-3
 730   ;;
 731   mips-sgi-irix4* )
 732     machine=iris4d opsys=irix4-0
 733   ;;
 734   mips-sgi-irix6* )
 735     machine=iris4d opsys=irix6-0
 736     NON_GNU_CPP=/lib/cpp
 737     NON_GCC_TEST_OPTIONS=-32
 738   ;;
 739   mips-sgi-irix5.[01]* )
 740     machine=iris4d opsys=irix5-0
 741   ;;
 742   mips-sgi-irix5* | mips-sgi-irix* )
 743     machine=iris4d opsys=irix5-2
 744   ;;
 745
 746   ## SONY machines
 747   m68*-sony-bsd4.2* )
 748     machine=news opsys=bsd4-2
 749   ;;
 750   m68*-sony-bsd4.3* )
 751     machine=news opsys=bsd4-3
 752   ;;
 753   m68*-sony-newsos3* | m68*-sony-news3*)
 754     machine=news opsys=bsd4-3
 755   ;;
 756   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 757     machine=news-risc opsys=bsd4-3
 758   ;;
 759   mips-sony-newsos6* )
 760     machine=news-r6 opsys=newsos6
 761   ;;
 762   mips-sony-news* )
 763     machine=news-risc opsys=newsos5
 764   ;;
 765
 766   ## Stride
 767   m68*-stride-sysv* )
 768     machine=stride opsys=usg5-2
 769   ;;
 770
 771   ## Suns
 772   sparc-*-linux-gnu* )
 773     machine=sparc opsys=gnu-linux
 774   ;;
 775
 776   *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 777     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 778     | rs6000-*-solaris2*)
 779     case "${canonical}" in
 780       m68*-sunos1* )    machine=sun1 ;;
 781       m68*-sunos2* )    machine=sun2 ;;
 782       m68* )            machine=sun3 ;;
 783       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 784       i[3456]86-*-* )     machine=intel386 ;;
 785       powerpcle* )      machine=powerpcle ;;
 786       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 787       sparc* )          machine=sparc ;;
 788       * )               unported=yes ;;
 789     esac
 790     case "${canonical}" in
 791       ## The Sun386 didn't get past 4.0.
 792       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 793       *-sunos4.0*         ) opsys=sunos4-0 ;;
 794       *-sunos4.1.[3-9]*noshare )
 795                 ## This name is sunos413 instead of sunos4-1-3
 796                 ## to avoid a file name conflict on MSDOS.
 797                 opsys=sunos413
 798                 NON_GNU_CPP=/usr/lib/cpp
 799                 NON_GCC_TEST_OPTIONS=-Bstatic
 800                 GCC_TEST_OPTIONS=-static
 801                 ;;
 802       *-sunos4.1.[3-9]* | *-sunos4shr*)
 803                 opsys=sunos4shr
 804                 NON_GNU_CPP=/usr/lib/cpp
 805                 ;;
 806       *-sunos4* | *-sunos )
 807                 opsys=sunos4-1
 808                 NON_GCC_TEST_OPTIONS=-Bstatic
 809                 GCC_TEST_OPTIONS=-static
 810                 ;;
 811       *-sunos5.3* | *-solaris2.3* )
 812                 opsys=sol2-3
 813                 NON_GNU_CPP=/usr/ccs/lib/cpp
 814                 ;;
 815       *-sunos5.4* | *-solaris2.4* )
 816                 opsys=sol2-4
 817                 NON_GNU_CPP=/usr/ccs/lib/cpp
 818                 RANLIB="ar -ts"
 819                 ;;
 820       *-sunos5.5* | *-solaris2.5* )
 821                 opsys=sol2-5
 822                 NON_GNU_CPP=/usr/ccs/lib/cpp
 823                 RANLIB="ar -ts"
 824                 ;;
 825       *-sunos5* | *-solaris* )
 826                 opsys=sol2-5
 827                 NON_GNU_CPP=/usr/ccs/lib/cpp
 828                 ;;
 829       *                   ) opsys=bsd4-2   ;;
 830     esac
 831     ## Watch out for a compiler that we know will not work.
 832     case "${canonical}" in
 833      *-solaris* | *-sunos5* )
 834                 if [ "x$CC" = x/usr/ucb/cc ]; then
 835                   ## /usr/ucb/cc doesn't work;
 836                   ## we should find some other compiler that does work.
 837                   unset CC
 838                 fi
 839                 ;;
 840       *) ;;
 841     esac
 842   ;;
 843   sparc-*-nextstep* )
 844     machine=sparc opsys=nextstep
 845   ;;
 846
 847   ## Tadpole 68k
 848   m68*-tadpole-sysv* )
 849     machine=tad68k opsys=usg5-3
 850   ;;
 851
 852   ## Tahoe machines
 853   tahoe-tahoe-bsd4.2* )
 854     machine=tahoe opsys=bsd4-2
 855   ;;
 856   tahoe-tahoe-bsd4.3* )
 857     machine=tahoe opsys=bsd4-3
 858   ;;
 859
 860   ## Tandem Integrity S2
 861   mips-tandem-sysv* )
 862     machine=tandem-s2 opsys=usg5-3
 863   ;;
 864
 865   ## Tektronix XD88
 866   m88k-tektronix-sysv3* )
 867   machine=tekxd88 opsys=usg5-3
 868   ;;
 869
 870   ## Tektronix 16000 box (6130?)
 871   ns16k-tektronix-bsd* )
 872     machine=ns16000 opsys=bsd4-2
 873   ;;
 874   ## Tektronix 4300
 875   ## src/m/tek4300.h hints that this is a m68k machine.
 876   m68*-tektronix-bsd* )
 877     machine=tek4300 opsys=bsd4-3
 878   ;;
 879
 880   ## Titan P2 or P3
 881   ## We seem to have lost the machine-description file titan.h!
 882   titan-titan-sysv* )
 883     machine=titan opsys=usg5-3
 884   ;;
 885
 886   ## Ustation E30 (SS5E)
 887   m68*-unisys-uniplus* )
 888     machine=ustation opsystem=unipl5-2
 889   ;;
 890
 891   ## Vaxen.
 892   vax-dec-* )
 893     machine=vax
 894     case "${canonical}" in
 895       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 896       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 897       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 898       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 899       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 900       *-vms* )                                          opsys=vms ;;
 901       * )                                               unported=yes
 902     esac
 903   ;;
 904
 905   ## Whitechapel MG1
 906   ns16k-whitechapel-* )
 907     machine=mg1
 908     ## We don't know what sort of OS runs on these; we'll let the
 909     ## operating system guessing code below try.
 910   ;;
 911
 912   ## Wicat
 913   m68*-wicat-sysv* )
 914     machine=wicat opsys=usg5-2
 915   ;;
 916
 917   ## Intel 386 machines where we don't care about the manufacturer
 918   i[3456]86-*-* )
 919     machine=intel386
 920     case "${canonical}" in
 921       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 922       *-isc2.2* )               opsys=isc2-2 ;;
 923       *-isc4.0* )               opsys=isc4-0 ;;
 924       *-isc4.* )                opsys=isc4-1
 925                                 GCC_TEST_OPTIONS=-posix
 926                                 NON_GCC_TEST_OPTIONS=-Xp
 927                                 ;;
 928       *-isc* )                  opsys=isc3-0 ;;
 929       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 930       *-esix* )                 opsys=esix ;;
 931       *-xenix* )                opsys=xenix ;;
 932       *-linux-gnu* )            opsys=gnu-linux ;;
 933       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
 934       *-sco3.2v5* )             opsys=sco5
 935                                 NON_GNU_CPP=/lib/cpp
 936                                 # Prevent -belf from being passed to $CPP.
 937                                 # /lib/cpp does not accept it.
 938                                 OVERRIDE_CPPFLAGS=" "
 939                                 ;;
 940       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
 941       *-386bsd* )               opsys=386bsd ;;
 942       *-freebsd* )              opsys=freebsd ;;
 943       *-nextstep* )             opsys=nextstep ;;
 944       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
 945     esac
 946   ;;
 947
 948   ## m68k Linux-based GNU system
 949   m68k-*-linux-gnu* )
 950     machine=m68k opsys=gnu-linux
 951   ;;
 952
 953   ## Mips Linux-based GNU system
 954   mips-*-linux-gnu* )
 955     machine=mips opsys=gnu-linux
 956   ;;
 957
 958   ## UXP/DS
 959   sparc-fujitsu-sysv4* )
 960     machine=sparc opsys=uxpds
 961     NON_GNU_CPP=/usr/ccs/lib/cpp
 962     RANLIB="ar -ts"
 963   ;;
 964
 965   * )
 966     unported=yes
 967   ;;
 968 esac
 969
 970 ### If the code above didn't choose an operating system, just choose
 971 ### an operating system based on the configuration name.  You really
 972 ### only want to use this when you have no idea what the right
 973 ### operating system is; if you know what operating systems a machine
 974 ### runs, it's cleaner to make it explicit in the case statement
 975 ### above.
 976 if test x"${opsys}" = x; then
 977   case "${canonical}" in
 978     *-gnu* )                            opsys=gnu ;;
 979     *-bsd4.[01] )                       opsys=bsd4-1 ;;
 980     *-bsd4.2 )                          opsys=bsd4-2 ;;
 981     *-bsd4.3 )                          opsys=bsd4-3 ;;
 982     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
 983     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
 984     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
 985     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
 986     *-sysv4.2uw* )                      opsys=unixware ;;
 987     *-sysv4.1* | *-sysvr4.1* )
 988         NON_GNU_CPP=/usr/lib/cpp
 989         opsys=usg5-4 ;;
 990     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
 991         if [ x$NON_GNU_CPP = x ]; then
 992           if [ -f /usr/ccs/lib/cpp ]; then
 993             NON_GNU_CPP=/usr/ccs/lib/cpp
 994           else
 995             NON_GNU_CPP=/lib/cpp
 996           fi
 997         fi
 998         opsys=usg5-4-2 ;;
 999     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1000     * )
1001       unported=yes
1002     ;;
1003   esac
1004 fi
1005
1006 if test "x$RANLIB" = x; then
1007   RANLIB=ranlib
1008 fi
1009
1010 changequote([, ])dnl
1011
1012 if test $unported = yes; then
1013   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1014 Check \`etc/MACHINES' for recognized configuration names.])
1015 fi
1016
1017 machfile="m/${machine}.h"
1018 opsysfile="s/${opsys}.h"
1019
1020
1021 #### Choose a compiler.
1022 test -n "$CC" && cc_specified=yes
1023
1024 # Save the value of CFLAGS that the user specified.
1025 SPECIFIED_CFLAGS="$CFLAGS"
1026
1027 case ${with_gcc} in
1028   "yes" ) CC="gcc" GCC=yes ;;
1029   "no"  ) : ${CC=cc} ;;
1030   * ) AC_PROG_CC
1031 esac
1032
1033 # On Suns, sometimes $CPP names a directory.
1034 if test -n "$CPP" && test -d "$CPP"; then
1035   CPP=
1036 fi
1037
1038 #### Some systems specify a CPP to use unless we are using GCC.
1039 #### Now that we know whether we are using GCC, we can decide whether
1040 #### to use that one.
1041 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1042 then
1043   CPP="$NON_GNU_CPP"
1044 fi
1045
1046 #### Some systems specify a CC to use unless we are using GCC.
1047 #### Now that we know whether we are using GCC, we can decide whether
1048 #### to use that one.
1049 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1050   test x$cc_specified != xyes
1051 then
1052   CC="$NON_GNU_CC"
1053 fi
1054
1055 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1056 then
1057   CC="$CC $GCC_TEST_OPTIONS"
1058 fi
1059
1060 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1061 then
1062   CC="$CC $NON_GCC_TEST_OPTIONS"
1063 fi
1064
1065 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1066 then
1067   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1068 fi
1069
1070 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1071 then
1072   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1073 fi
1074
1075 #### Some other nice autoconf tests.  If you add a test here which
1076 #### should make an entry in src/config.h, don't forget to add an
1077 #### #undef clause to src/config.h.in for autoconf to modify.
1078
1079 dnl checks for programs
1080 AC_PROG_LN_S
1081 AC_PROG_CPP
1082 AC_PROG_INSTALL
1083 AC_PROG_YACC
1084
1085 dnl checks for Unix variants
1086 AC_AIX
1087
1088 dnl checks for header files
1089 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h linux/version.h sys/systeminfo.h termios.h limits.h string.h)
1090 AC_HEADER_STDC
1091 AC_HEADER_TIME
1092 AC_DECL_SYS_SIGLIST
1093
1094 dnl Some systems have utime.h but don't declare the struct anyplace.
1095 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1096 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1097 #include <sys/time.h>
1098 #include <time.h>
1099 #else
1100 #ifdef HAVE_SYS_TIME_H
1101 #include <sys/time.h>
1102 #else
1103 #include <time.h>
1104 #endif
1105 #endif
1106 #ifdef HAVE_UTIME_H
1107 #include <utime.h>
1108 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1109   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1110 if test $emacs_cv_struct_utimbuf = yes; then
1111   AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1112 fi
1113
1114 dnl checks for typedefs
1115 AC_TYPE_SIGNAL
1116
1117 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1118 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1119 #include <sys/time.h>
1120 #include <time.h>
1121 #else
1122 #ifdef HAVE_SYS_TIME_H
1123 #include <sys/time.h>
1124 #else
1125 #include <time.h>
1126 #endif
1127 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1128   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1129 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1130 if test $emacs_cv_struct_timeval = yes; then
1131   AC_DEFINE(HAVE_TIMEVAL)
1132 fi
1133
1134 dnl checks for structure members
1135 AC_STRUCT_TM
1136 AC_STRUCT_TIMEZONE
1137
1138 dnl checks for compiler characteristics
1139 AC_C_CONST
1140
1141 dnl check for Make feature
1142 AC_PROG_MAKE_SET
1143
1144 dnl checks for operating system services
1145 AC_SYS_LONG_FILE_NAMES
1146
1147 #### Choose a window system.
1148
1149 AC_PATH_X
1150 if test "$no_x" = yes; then
1151   window_system=none
1152 else
1153   window_system=x11
1154 fi
1155
1156 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1157   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1158   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1159   x_default_search_path=""
1160   for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1161     x_search_path="${x_library}/X11/%L/%T/%N%C%S:\
1162 ${x_library}/X11/%L/%T/%N%C%S:${x_libary}/X11/%l/%T/%N%C%S:\
1163 ${x_library}/X11/%T/%N%C%S:${x_library}/X11/%L/%T/%N%S:\
1164 ${x_library}/X11/%l/%T/%N%S:${x_library}/X11/%T/%N%S"
1165     if test x"${x_default_search_path}" = x; then
1166       x_default_search_path=${x_search_path}
1167     else
1168       x_default_search_path="${x_search_path}:${x_default_search_path}"
1169     fi
1170   done
1171 fi
1172 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1173   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1174 fi
1175
1176 if test x"${x_includes}" = x; then
1177   bitmapdir=/usr/include/X11/bitmaps
1178 else
1179   # accumulate include directories that have X11 bitmap subdirectories
1180   bmd_acc="dummyval"
1181   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1182     if test -d "${bmd}/X11/bitmaps"; then
1183       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1184     elif test -d "${bmd}/bitmaps"; then
1185       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1186     fi
1187   done
1188   if test ${bmd_acc} != "dummyval"; then
1189     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1190   fi
1191 fi
1192
1193 case "${window_system}" in
1194   x11 )
1195     HAVE_X_WINDOWS=yes
1196     HAVE_X11=yes
1197     case "${with_x_toolkit}" in
1198       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1199       motif ) USE_X_TOOLKIT=MOTIF ;;
1200 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1201       no ) USE_X_TOOLKIT=none ;;
1202 dnl If user did not say whether to use a toolkit,
1203 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1204       * ) USE_X_TOOLKIT=maybe ;;
1205     esac
1206   ;;
1207   none )
1208     HAVE_X_WINDOWS=no
1209     HAVE_X11=no
1210     USE_X_TOOLKIT=none
1211   ;;
1212 esac
1213
1214 ### If we're using X11, we should use the X menu package.
1215 HAVE_MENUS=no
1216 case ${HAVE_X11} in
1217   yes ) HAVE_MENUS=yes ;;
1218 esac
1219
1220 if test "${opsys}" = "hpux9"; then
1221   case "${x_libraries}" in
1222     *X11R4* )
1223       opsysfile="s/hpux9-x11r4.h"
1224       ;;
1225   esac
1226 fi
1227
1228 if test "${opsys}" = "hpux9shr"; then
1229   case "${x_libraries}" in
1230     *X11R4* )
1231       opsysfile="s/hpux9shxr4.h"
1232       ;;
1233   esac
1234 fi
1235
1236 #### Extract some information from the operating system and machine files.
1237
1238 AC_CHECKING([the machine- and system-dependent files to find out
1239  - which libraries the lib-src programs will want, and
1240  - whether the GNU malloc routines are usable])
1241
1242 ### First figure out CFLAGS (which we use for running the compiler here)
1243 ### and REAL_CFLAGS (which we use for real compilation).
1244 ### The two are the same except on a few systems, where they are made
1245 ### different to work around various lossages.  For example,
1246 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1247 ### as implying static linking.
1248
1249 ### If the CFLAGS env var is specified, we use that value
1250 ### instead of the default.
1251
1252 ### It's not important that this name contain the PID; you can't run
1253 ### two configures in the same directory and have anything work
1254 ### anyway.
1255 tempcname="conftest.c"
1256
1257 echo '
1258 #include "'${srcdir}'/src/'${opsysfile}'"
1259 #include "'${srcdir}'/src/'${machfile}'"
1260 #ifndef LIBS_MACHINE
1261 #define LIBS_MACHINE
1262 #endif
1263 #ifndef LIBS_SYSTEM
1264 #define LIBS_SYSTEM
1265 #endif
1266 #ifndef C_SWITCH_SYSTEM
1267 #define C_SWITCH_SYSTEM
1268 #endif
1269 #ifndef C_SWITCH_MACHINE
1270 #define C_SWITCH_MACHINE
1271 #endif
1272 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1273 configure___ c_switch_system=C_SWITCH_SYSTEM
1274 configure___ c_switch_machine=C_SWITCH_MACHINE
1275
1276 #ifndef LIB_X11_LIB
1277 #define LIB_X11_LIB -lX11
1278 #endif
1279
1280 #ifndef LIBX11_MACHINE
1281 #define LIBX11_MACHINE
1282 #endif
1283
1284 #ifndef LIBX11_SYSTEM
1285 #define LIBX11_SYSTEM
1286 #endif
1287 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1288
1289 #ifdef UNEXEC
1290 configure___ unexec=UNEXEC
1291 #else
1292 configure___ unexec=unexec.o
1293 #endif
1294
1295 #ifdef SYSTEM_MALLOC
1296 configure___ system_malloc=yes
1297 #else
1298 configure___ system_malloc=no
1299 #endif
1300
1301 #ifndef C_DEBUG_SWITCH
1302 #define C_DEBUG_SWITCH -g
1303 #endif
1304
1305 #ifndef C_OPTIMIZE_SWITCH
1306 #define C_OPTIMIZE_SWITCH -O
1307 #endif
1308
1309 #ifndef LD_SWITCH_MACHINE
1310 #define LD_SWITCH_MACHINE
1311 #endif
1312
1313 #ifndef LD_SWITCH_SYSTEM
1314 #define LD_SWITCH_SYSTEM
1315 #endif
1316
1317 #ifndef LD_SWITCH_X_SITE_AUX
1318 #define LD_SWITCH_X_SITE_AUX
1319 #endif
1320
1321 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1322 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1323
1324 #ifdef THIS_IS_CONFIGURE
1325
1326 /* Get the CFLAGS for tests in configure.  */
1327 #ifdef __GNUC__
1328 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1329 #else
1330 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1331 #endif
1332
1333 #else /* not THIS_IS_CONFIGURE */
1334
1335 /* Get the CFLAGS for real compilation.  */
1336 #ifdef __GNUC__
1337 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1338 #else
1339 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1340 #endif
1341
1342 #endif /* not THIS_IS_CONFIGURE */
1343 ' > ${tempcname}
1344
1345 # The value of CPP is a quoted variable reference, so we need to do this
1346 # to get its actual value...
1347 CPP=`eval "echo $CPP"`
1348 changequote(, )dnl
1349 eval `${CPP} -Isrc ${tempcname} \
1350        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1351 if test "x$SPECIFIED_CFLAGS" = x; then
1352   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1353          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1354 else
1355   REAL_CFLAGS="$CFLAGS"
1356 fi
1357 changequote([, ])dnl
1358 rm ${tempcname}
1359
1360 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1361
1362 ### Compute the unexec source name from the object name.
1363 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1364
1365 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1366 # Assume not, until told otherwise.
1367 GNU_MALLOC=yes
1368 doug_lea_malloc=yes
1369 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1370 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1371 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1372                emacs_cv_var___after_morecore_hook,
1373 AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1374   emacs_cv_var___after_morecore_hook=yes,
1375   emacs_cv_var___after_morecore_hook=no))
1376 if test $emacs_cv_var___after_morecore_hook = no; then
1377   doug_lea_malloc=no
1378 fi
1379 if test "${system_malloc}" = "yes"; then
1380   GNU_MALLOC=no
1381   GNU_MALLOC_reason="
1382     (The GNU allocators don't work with this system configuration.)"
1383 fi
1384 if test "$doug_lea_malloc" = "yes" ; then
1385   if test "$GNU_MALLOC" = yes ; then
1386     GNU_MALLOC_reason="
1387       (Using Doug Lea's new malloc from the GNU C Library.)"
1388   fi
1389   AC_DEFINE(DOUG_LEA_MALLOC)
1390 fi
1391
1392 if test x"${REL_ALLOC}" = x; then
1393   REL_ALLOC=${GNU_MALLOC}
1394 fi
1395
1396 LISP_FLOAT_TYPE=yes
1397
1398
1399 #### Add the libraries to LIBS and check for some functions.
1400
1401 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1402   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1403 else
1404   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1405 fi
1406
1407 LIBS="$libsrc_libs $LIBS"
1408
1409 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1410 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1411 AC_CHECK_LIB(dnet, dnet_ntoa)
1412 dnl This causes -lresolv to get used in subsequent tests,
1413 dnl which causes failures on some systems such as HPUX 9.
1414 dnl AC_CHECK_LIB(resolv, gethostbyname)
1415
1416 dnl FIXME replace main with a function we actually want from this library.
1417 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1418
1419 AC_CHECK_LIB(pthreads, cma_open)
1420
1421 AC_MSG_CHECKING(for XFree86)
1422 if test -d /usr/X386/include; then
1423   HAVE_XFREE386=yes
1424   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1425 else
1426   HAVE_XFREE386=no
1427 fi
1428 AC_MSG_RESULT($HAVE_XFREE386)
1429
1430 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1431 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1432
1433 if test "${HAVE_X11}" = "yes"; then
1434   DEFS="$C_SWITCH_X_SITE $DEFS"
1435   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1436   LIBS="$LIBX $LIBS"
1437   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1438
1439   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1440   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1441   # but it's more convenient here to set LD_RUN_PATH
1442   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1443   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1444     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1445     export LD_RUN_PATH
1446   fi
1447
1448   if test "${opsys}" = "gnu-linux"; then
1449     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1450     AC_TRY_LINK([],
1451      [XOpenDisplay ("foo");],
1452      [xlinux_first_failure=no],
1453      [xlinux_first_failure=yes])
1454     if test "${xlinux_first_failure}" = "yes"; then
1455       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1456       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1457       OLD_CPPFLAGS="$CPPFLAGS"
1458       OLD_LIBS="$LIBS"
1459       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1460       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1461       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1462       LIBS="$LIBS -b i486-linuxaout"
1463       AC_TRY_LINK([],
1464        [XOpenDisplay ("foo");],
1465        [xlinux_second_failure=no],
1466        [xlinux_second_failure=yes])
1467       if test "${xlinux_second_failure}" = "yes"; then
1468         # If we get the same failure with -b, there is no use adding -b.
1469         # So take it out.  This plays safe.
1470         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1471         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1472         CPPFLAGS="$OLD_CPPFLAGS"
1473         LIBS="$OLD_LIBS"
1474         AC_MSG_RESULT(no)
1475       else
1476         AC_MSG_RESULT(yes)
1477       fi
1478     else
1479       AC_MSG_RESULT(no)
1480     fi
1481   fi
1482
1483   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1484 XScreenNumberOfScreen XSetWMProtocols)
1485 fi
1486
1487 if test "${window_system}" = "x11"; then
1488   AC_MSG_CHECKING(X11 version 6)
1489   AC_CACHE_VAL(emacs_cv_x11_version_6,
1490   AC_TRY_LINK([#include <X11/Xlib.h>],
1491 [#if XlibSpecificationRelease < 6
1492 fail;
1493 #endif
1494 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no))
1495   if test $emacs_cv_x11_version_6 = yes; then
1496     AC_MSG_RESULT(6 or newer)
1497     AC_DEFINE(HAVE_X11R6)
1498   else
1499     AC_MSG_RESULT(before 6)
1500   fi
1501 fi
1502
1503 if test "${window_system}" = "x11"; then
1504   AC_MSG_CHECKING(X11 version 5)
1505   AC_CACHE_VAL(emacs_cv_x11_version_5,
1506   AC_TRY_LINK([#include <X11/Xlib.h>],
1507 [#if XlibSpecificationRelease < 5
1508 fail;
1509 #endif
1510 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no))
1511   if test $emacs_cv_x11_version_5 = yes; then
1512     AC_MSG_RESULT(5 or newer)
1513     HAVE_X11R5=yes
1514     AC_DEFINE(HAVE_X11R5)
1515   else
1516     HAVE_X11R5=no
1517     AC_MSG_RESULT(before 5)
1518   fi
1519 fi
1520
1521 dnl Do not put whitespace before the #include statements below.
1522 dnl Older compilers (eg sunos4 cc) choke on it.
1523 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1524   if test x"${HAVE_X11R5}" = xyes; then
1525     AC_MSG_CHECKING(X11 version 5 with Xaw)
1526     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1527     AC_TRY_LINK([
1528 #include <X11/Intrinsic.h>
1529 #include <X11/Xaw/Simple.h>],
1530       [],
1531       emacs_cv_x11_version_5_with_xaw=yes,
1532       emacs_cv_x11_version_5_with_xaw=no))
1533     if test $emacs_cv_x11_version_5_with_xaw = yes; then
1534       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1535       USE_X_TOOLKIT=LUCID
1536     else
1537       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1538       USE_X_TOOLKIT=none
1539     fi
1540   else
1541     USE_X_TOOLKIT=none
1542   fi
1543 fi
1544
1545 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1546
1547 if test "${USE_X_TOOLKIT}" != "none"; then
1548   AC_MSG_CHECKING(X11 toolkit version)
1549   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1550   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1551 [#if XtSpecificationRelease < 6
1552 fail;
1553 #endif
1554 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no))
1555   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1556   if test $emacs_cv_x11_toolkit_version_6 = yes; then
1557     AC_MSG_RESULT(6 or newer)
1558     AC_DEFINE(HAVE_X11XTR6)
1559   else
1560     AC_MSG_RESULT(before 6)
1561   fi
1562
1563 dnl If using toolkit, check whether libXmu.a exists.
1564 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1565   OLDLIBS="$LIBS"
1566   if test x$HAVE_X11XTR6 = xyes; then
1567     LIBS="-lXt -lSM -lICE $LIBS"
1568   else
1569     LIBS="-lXt $LIBS"
1570   fi
1571   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1572   LIBS="$OLDLIBS"
1573 fi
1574
1575 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1576   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1577   AC_TRY_COMPILE([#include <Xm/Xm.h>],
1578     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1579 int x = 5;
1580 #else
1581 Motif version prior to 2.1.
1582 #endif],
1583     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no))
1584   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1585   if test $emacs_cv_motif_version_2_1 = yes; then
1586     AC_DEFINE(HAVE_MOTIF_2_1)
1587   fi
1588 fi
1589
1590 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1591 AC_CACHE_CHECK(whether netdb declares h_errno,
1592                emacs_cv_netdb_declares_h_errno,
1593 AC_TRY_LINK([#include <netdb.h>],
1594   [return h_errno;],
1595   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no))
1596 if test $emacs_cv_netdb_declares_h_errno = yes; then
1597   AC_DEFINE(HAVE_H_ERRNO)
1598 fi
1599
1600 AC_FUNC_ALLOCA
1601
1602 # fmod, logb, and frexp are found in -lm on most systems.
1603 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1604 AC_CHECK_LIB(m, sqrt)
1605
1606 # Check for mail-locking functions in a "mail" library
1607 AC_CHECK_LIB(mail, maillock,
1608              AC_DEFINE(HAVE_LIBMAIL)
1609              AC_CHECK_FUNCS(touchlock)
1610              AC_CHECK_HEADERS(maillock.h))
1611
1612 AC_CHECK_FUNCS(gettimeofday gethostname getdomainname dup2 \
1613 rename closedir mkdir rmdir sysinfo \
1614 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1615 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1616 utimes setrlimit setpgid getcwd shutdown strftime)
1617
1618 # Check this now, so that we will NOT find the above functions in ncurses.
1619 # That is because we have not set up to link ncurses in lib-src.
1620 # It's better to believe a function is not available
1621 # than to expect to find it in ncurses.
1622 AC_CHECK_LIB(ncurses, tparm)
1623
1624 # These tell us which Kerberos-related libraries to use.
1625 if test "${with_kerberos+set}" = set; then
1626   AC_CHECK_LIB(com_err, com_err)
1627   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
1628   AC_CHECK_LIB(krb5, krb5_init_context)
1629   if test "${with_kerberos5+set}" = set; then
1630     if test "${with_gssapi+set}" = set; then
1631       AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context)
1632     fi
1633   else
1634     AC_CHECK_LIB(des, des_cbc_encrypt,,
1635                  AC_CHECK_LIB(des425, des_cbc_encrypt))
1636     AC_CHECK_LIB(krb, krb_get_cred,,
1637                  AC_CHECK_LIB(krb4, krb_get_cred))
1638   fi
1639
1640   if test "${with_kerberos5+set}" = set; then
1641     AC_CHECK_HEADERS(krb5.h)
1642   else
1643     AC_CHECK_HEADERS(des.h,,
1644                      AC_CHECK_HEADERS(kerberosIV/des.h,,
1645                                       AC_CHECK_HEADERS(kerberos/des.h)))
1646     AC_CHECK_HEADERS(krb.h,,
1647                      AC_CHECK_HEADERS(kerberosIV/krb.h,,
1648                                       AC_CHECK_HEADERS(kerberos/krb.h)))
1649   fi
1650   AC_CHECK_HEADERS(com_err.h)
1651 fi
1652
1653 if test "${with_gssapi+set}" = set; then
1654   AC_CHECK_LIB(gssapi, gss_init_sec_context)
1655   AC_CHECK_HEADERS(gssapi.h)
1656 fi
1657
1658 # Solaris requires -lintl if you want strerror (which calls dgettext)
1659 # to return localized messages.
1660 AC_CHECK_LIB(intl, dgettext)
1661
1662 AC_MSG_CHECKING(whether localtime caches TZ)
1663 AC_CACHE_VAL(emacs_cv_localtime_cache,
1664 [if test x$ac_cv_func_tzset = xyes; then
1665 AC_TRY_RUN([#include <time.h>
1666 #if STDC_HEADERS
1667 # include <stdlib.h>
1668 #endif
1669 extern char **environ;
1670 unset_TZ ()
1671 {
1672   char **from, **to;
1673   for (to = from = environ; (*to = *from); from++)
1674     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1675       to++;
1676 }
1677 char TZ_GMT0[] = "TZ=GMT0";
1678 char TZ_PST8[] = "TZ=PST8";
1679 main()
1680 {
1681   time_t now = time ((time_t *) 0);
1682   int hour_GMT0, hour_unset;
1683   if (putenv (TZ_GMT0) != 0)
1684     exit (1);
1685   hour_GMT0 = localtime (&now)->tm_hour;
1686   unset_TZ ();
1687   hour_unset = localtime (&now)->tm_hour;
1688   if (putenv (TZ_PST8) != 0)
1689     exit (1);
1690   if (localtime (&now)->tm_hour == hour_GMT0)
1691     exit (1);
1692   unset_TZ ();
1693   if (localtime (&now)->tm_hour != hour_unset)
1694     exit (1);
1695   exit (0);
1696 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1697 [# If we have tzset, assume the worst when cross-compiling.
1698 emacs_cv_localtime_cache=yes])
1699 else
1700         # If we lack tzset, report that localtime does not cache TZ,
1701         # since we can't invalidate the cache if we don't have tzset.
1702         emacs_cv_localtime_cache=no
1703 fi])dnl
1704 AC_MSG_RESULT($emacs_cv_localtime_cache)
1705 if test $emacs_cv_localtime_cache = yes; then
1706   AC_DEFINE(LOCALTIME_CACHE)
1707 fi
1708
1709 if test "x$HAVE_TIMEVAL" = xyes; then
1710 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
1711                emacs_cv_gettimeofday_two_arguments,
1712 AC_TRY_LINK([
1713 #ifdef TIME_WITH_SYS_TIME
1714 #include <sys/time.h>
1715 #include <time.h>
1716 #else
1717 #ifdef HAVE_SYS_TIME_H
1718 #include <sys/time.h>
1719 #else
1720 #include <time.h>
1721 #endif
1722 #endif
1723   ],
1724   [
1725   struct timeval time;
1726   struct timezone dummy;
1727   gettimeofday (&time, &dummy);
1728 ],
1729   emacs_cv_gettimeofday_two_arguments=yes,
1730   emacs_cv_gettimeofday_two_arguments=no))
1731   if test $emacs_cv_gettimeofday_two_arguments = no; then
1732     AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
1733   fi
1734 fi
1735
1736 ok_so_far=yes
1737 AC_CHECK_FUNC(socket, , ok_so_far=no)
1738 if test $ok_so_far = yes; then
1739   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1740 fi
1741 if test $ok_so_far = yes; then
1742   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1743 fi
1744 if test $ok_so_far = yes; then
1745   AC_DEFINE(HAVE_INET_SOCKETS)
1746 fi
1747
1748 if test -f /usr/lpp/X11/bin/smt.exp; then
1749   AC_DEFINE(HAVE_AIX_SMT_EXP)
1750 fi
1751
1752 # Set up the CFLAGS for real compilation, so we can substitute it.
1753 CFLAGS="$REAL_CFLAGS"
1754
1755 changequote(, )dnl
1756 #### Find out which version of Emacs this is.
1757 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
1758          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1759 changequote([, ])dnl
1760 if test x"${version}" = x; then
1761   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1762 fi
1763
1764 ### Specify what sort of things we'll be editing into Makefile and config.h.
1765 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1766 AC_SUBST(version)
1767 AC_SUBST(configuration)
1768 AC_SUBST(canonical)
1769 AC_SUBST(srcdir)
1770 AC_SUBST(prefix)
1771 AC_SUBST(exec_prefix)
1772 AC_SUBST(bindir)
1773 AC_SUBST(datadir)
1774 AC_SUBST(sharedstatedir)
1775 AC_SUBST(libexecdir)
1776 AC_SUBST(mandir)
1777 AC_SUBST(infodir)
1778 AC_SUBST(lispdir)
1779 AC_SUBST(locallisppath)
1780 AC_SUBST(lisppath)
1781 AC_SUBST(x_default_search_path)
1782 AC_SUBST(etcdir)
1783 AC_SUBST(archlibdir)
1784 AC_SUBST(docdir)
1785 AC_SUBST(bitmapdir)
1786 AC_SUBST(c_switch_system)
1787 AC_SUBST(c_switch_machine)
1788 AC_SUBST(LD_SWITCH_X_SITE)
1789 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1790 AC_SUBST(C_SWITCH_X_SITE)
1791 AC_SUBST(CFLAGS)
1792 AC_SUBST(X_TOOLKIT_TYPE)
1793 AC_SUBST(machfile)
1794 AC_SUBST(opsysfile)
1795 AC_SUBST(RANLIB)
1796
1797 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
1798 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1799 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
1800 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1801 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1802 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1803 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
1804 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
1805
1806 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1807   AC_DEFINE(HAVE_X_WINDOWS)
1808 fi
1809 if test "${USE_X_TOOLKIT}" != "none" ; then
1810   AC_DEFINE(USE_X_TOOLKIT)
1811 fi
1812 if test "${HAVE_X11}" = "yes" ; then
1813   AC_DEFINE(HAVE_X11)
1814 fi
1815 if test "${HAVE_XFREE386}" = "yes" ; then
1816   AC_DEFINE(HAVE_XFREE386)
1817 fi
1818 if test "${HAVE_MENUS}" = "yes" ; then
1819   AC_DEFINE(HAVE_MENUS)
1820 fi
1821 if test "${GNU_MALLOC}" = "yes" ; then
1822   AC_DEFINE(GNU_MALLOC)
1823 fi
1824 if test "${REL_ALLOC}" = "yes" ; then
1825   AC_DEFINE(REL_ALLOC)
1826 fi
1827 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1828   AC_DEFINE(LISP_FLOAT_TYPE)
1829 fi
1830
1831 #### Report on what we decided to do.
1832 echo "
1833 Configured for \`${canonical}'.
1834
1835   Where should the build process find the source code?    ${srcdir}
1836   What operating system and machine description files should Emacs use?
1837         \`${opsysfile}' and \`${machfile}'
1838   What compiler should emacs be built with?               ${CC} ${CFLAGS}
1839   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
1840   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
1841   What window system should Emacs use?                    ${window_system}
1842   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
1843
1844 if test -n "${x_includes}"; then
1845 echo "  Where do we find X Windows header files?                ${x_includes}"
1846 else
1847 echo "  Where do we find X Windows header files?                Standard dirs"
1848 fi
1849 if test -n "${x_libraries}"; then
1850 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
1851 else
1852 echo "  Where do we find X Windows libraries?                   Standard dirs"
1853 fi
1854
1855 echo
1856
1857 # Remove any trailing slashes in these variables.
1858 changequote(, )dnl
1859 test "${prefix}" != NONE &&
1860   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1861 test "${exec_prefix}" != NONE &&
1862   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1863 changequote([, ])dnl
1864
1865 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1866         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
1867         leim/Makefile, [
1868
1869 ### Make the necessary directories, if they don't exist.
1870 for dir in cpp etc lisp ; do
1871   test -d ${dir} || mkdir ${dir}
1872 done
1873
1874 # Build src/Makefile from ${srcdir}/src/Makefile.c
1875 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1876 # This must be done after src/config.h is built, since we rely on that file.
1877
1878 changequote(, )dnl The horror, the horror.
1879 # Now get this: Some word that is part of the ${srcdir} directory name
1880 # or the ${configuration} value might, just might, happen to be an
1881 # identifier like `sun4' or `i386' or something, and be predefined by
1882 # the C preprocessor to some helpful value like 1, or maybe the empty
1883 # string.  Needless to say consequent macro substitutions are less
1884 # than conducive to the makefile finding the correct directory.
1885 undefs="`echo $top_srcdir $configuration $canonical |
1886 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
1887     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1888 `"
1889 changequote([, ])dnl
1890
1891 echo creating src/paths.h
1892 make paths-force
1893
1894 echo creating lib-src/Makefile
1895 ( cd lib-src
1896   rm -f junk.c junk1.c junk2.c
1897   sed -e '/start of cpp stuff/q' \
1898       < Makefile.c > junk1.c
1899   sed -e '1,/start of cpp stuff/d'\
1900       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1901       < Makefile.c > junk.c
1902   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1903       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1904   cat junk1.c junk2.c > Makefile.new
1905   rm -f junk.c junk1.c junk2.c
1906   chmod 444 Makefile.new
1907   mv -f Makefile.new Makefile
1908 )
1909
1910 echo creating src/Makefile
1911 ( cd src
1912   rm -f junk.c junk1.c junk2.c
1913   sed -e '/start of cpp stuff/q' \
1914       < Makefile.c > junk1.c
1915   sed -e '1,/start of cpp stuff/d'\
1916       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1917       < Makefile.c > junk.c
1918   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1919       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1920   cat junk1.c junk2.c > Makefile.new
1921   rm -f junk.c junk1.c junk2.c
1922   chmod 444 Makefile.new
1923   mv -f Makefile.new Makefile
1924 )
1925
1926 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1927   echo creating src/.gdbinit
1928   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1929 fi
1930
1931 # This is how we know whether to re-run configure in certain cases.
1932 touch src/config.stamp
1933
1934 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])