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 dnl This should be the last --with option, because --with-x is
  58 dnl added later on when we find the path of X, and it's best to
  59 dnl keep them together visually.
  60 AC_ARG_WITH(x-toolkit,
  61 [  --with-x-toolkit=KIT    use an X toolkit (KIT = yes/lucid/athena/motif/no)],
  62 [         case "${withval}" in
  63             y | ye | yes )      val=athena ;;
  64             n | no )            val=no  ;;
  65             l | lu | luc | luci | lucid )       val=lucid ;;
  66             a | at | ath | athe | athen | athena )      val=athena ;;
  67             m | mo | mot | moti | motif )       val=motif ;;
  68 dnl These don't currently work.
  69 dnl         o | op | ope | open | open- | open-l | open-lo \
  70 dnl             | open-loo | open-look )        val=open-look ;;
  71             * )
  72 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  73 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
  74 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
  75 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
  76 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
  77             ;;
  78           esac
  79           with_x_toolkit=$val
  80 ])
  81
  82 #### Make srcdir absolute, if it isn't already.  It's important to
  83 #### avoid running the path through pwd unnecessary, since pwd can
  84 #### give you automounter prefixes, which can go away.  We do all this
  85 #### so Emacs can find its files when run uninstalled.
  86 case "${srcdir}" in
  87   /* ) ;;
  88   . )
  89     ## We may be able to use the $PWD environment variable to make this
  90     ## absolute.  But sometimes PWD is inaccurate.
  91     ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
  92     unset CDPATH
  93     if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`"  ;
  94     then
  95       srcdir="$PWD"
  96     else
  97       srcdir="`(cd ${srcdir}; pwd)`"
  98     fi
  99   ;;
 100   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 101 esac
 102
 103 #### Check if the source directory already has a configured system in it.
 104 if test `pwd` != `(cd ${srcdir} && pwd)` \
 105    && test -f "${srcdir}/src/config.h" ; then
 106   AC_MSG_WARN([The directory tree \`${srcdir}' is being used
 107    as a build directory right now; it has been configured in its own
 108    right.  To configure in another directory as well, you MUST
 109    use GNU make.  If you do not have GNU make, then you must
 110    now do \`make distclean' in ${srcdir},
 111    and then run $0 again.])
 112
 113 changequote(, )dnl
 114   extrasub='/^VPATH[     ]*=/c\
 115 changequote([, ])dnl
 116 vpath %.c $(srcdir)\
 117 vpath %.h $(srcdir)\
 118 vpath %.y $(srcdir)\
 119 vpath %.l $(srcdir)\
 120 vpath %.s $(srcdir)\
 121 vpath %.in $(srcdir)\
 122 vpath %.texi $(srcdir)'
 123 fi
 124
 125 #### Given the configuration name, set machfile and opsysfile to the
 126 #### names of the m/*.h and s/*.h files we should use.
 127
 128 ### Canonicalize the configuration name.
 129
 130 AC_CANONICAL_HOST
 131 canonical=$host
 132 configuration=$host_alias
 133
 134 changequote(, )dnl
 135
 136 ### If you add support for a new configuration, add code to this
 137 ### switch statement to recognize your configuration name and select
 138 ### the appropriate operating system and machine description files.
 139
 140 ### You would hope that you could choose an m/*.h file pretty much
 141 ### based on the machine portion of the configuration name, and an s-
 142 ### file based on the operating system portion.  However, it turns out
 143 ### that each m/*.h file is pretty manufacturer-specific - for
 144 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 145 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 146 ### machines.  So we basically have to have a special case for each
 147 ### configuration name.
 148 ###
 149 ### As far as handling version numbers on operating systems is
 150 ### concerned, make sure things will fail in a fixable way.  If
 151 ### /etc/MACHINES doesn't say anything about version numbers, be
 152 ### prepared to handle anything reasonably.  If version numbers
 153 ### matter, be sure /etc/MACHINES says something about it.
 154 ###
 155 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 156 ### "System V Release 4"; he writes, "The old convention encouraged
 157 ### confusion between `system' and `release' levels'."
 158
 159 machine='' opsys='' unported=no
 160 case "${canonical}" in
 161
 162   ## NetBSD ports
 163   *-*-netbsd* )
 164     opsys=netbsd
 165     case "${canonical}" in
 166       alpha*-*-netbsd*) machine=alpha ;;
 167       i[3456]86-*-netbsd*) machine=intel386 ;;
 168       m68k-*-netbsd*)
 169                         # This is somewhat bogus.
 170                         machine=hp9000s300 ;;
 171       powerpc-apple-netbsd*) machine=macppc ;;
 172       mips-*-netbsd*)   machine=pmax ;;
 173       ns32k-*-netbsd*)  machine=ns32000 ;;
 174       sparc-*-netbsd*)  machine=sparc ;;
 175       vax-*-netbsd*)    machine=vax ;;
 176     esac
 177   ;;
 178
 179   ## OpenBSD ports
 180   *-*-openbsd* )
 181     opsys=openbsd
 182     case "${canonical}" in
 183       alpha*-*-openbsd*)        machine=alpha ;;
 184       i386-*-openbsd*)  machine=intel386 ;;
 185       m68k-*-openbsd*)  machine=hp9000s300 ;;
 186       mipsel-*-openbsd*) machine=pmax ;;
 187       ns32k-*-openbsd*) machine=ns32000 ;;
 188       sparc-*-openbsd*) machine=sparc ;;
 189       vax-*-openbsd*)   machine=vax ;;
 190     esac
 191   ;;
 192
 193   ## Acorn RISCiX:
 194   arm-acorn-riscix1.1* )
 195     machine=acorn opsys=riscix1-1
 196   ;;
 197   arm-acorn-riscix1.2* | arm-acorn-riscix )
 198     ## This name is riscix12 instead of riscix1.2
 199     ## to avoid a file name conflict on MSDOS.
 200     machine=acorn opsys=riscix12
 201   ;;
 202
 203   ## BSDI ports
 204   *-*-bsdi* )
 205     opsys=bsdi
 206     case "${canonical}" in
 207       i[345]86-*-bsdi*) machine=intel386 ;;
 208       sparc-*-bsdi*)  machine=sparc ;;
 209       powerpc-*-bsdi*)  machine=powerpc ;;
 210     esac
 211     case "${canonical}" in
 212       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 213       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 214       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 215       *-*-bsdi3* )              opsys=bsdos3 ;;
 216       *-*-bsdi4* )              opsys=bsdos4 ;;
 217     esac
 218   ;;
 219
 220   ## Alliant machines
 221   ## Strictly speaking, we need the version of the alliant operating
 222   ## system to choose the right machine file, but currently the
 223   ## configuration name doesn't tell us enough to choose the right
 224   ## one; we need to give alliants their own operating system name to
 225   ## do this right.  When someone cares, they can help us.
 226   fx80-alliant-* )
 227     machine=alliant4 opsys=bsd4-2
 228   ;;
 229   i860-alliant-* )
 230     machine=alliant-2800 opsys=bsd4-3
 231   ;;
 232
 233   ## Alpha (DEC) machines.
 234   alpha*-dec-osf* )
 235     machine=alpha opsys=osf1
 236     # This is needed to find X11R6.1 libraries for certain tests.
 237     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 238     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 239   ;;
 240
 241   alpha*-*-linux-gnu* )
 242     machine=alpha opsys=gnu-linux
 243   ;;
 244
 245   ## Altos 3068
 246   m68*-altos-sysv* )
 247     machine=altos opsys=usg5-2
 248   ;;
 249
 250   ## Amdahl UTS
 251   580-amdahl-sysv* )
 252     machine=amdahl opsys=usg5-2-2
 253   ;;
 254
 255   ## Apollo, Domain/OS
 256   m68*-apollo-* )
 257     machine=apollo opsys=bsd4-3
 258   ;;
 259
 260   ## AT&T 3b2, 3b5, 3b15, 3b20
 261   we32k-att-sysv* )
 262     machine=att3b opsys=usg5-2-2
 263   ;;
 264
 265   ## AT&T 3b1 - The Mighty Unix PC!
 266   m68*-att-sysv* )
 267     machine=7300 opsys=usg5-2-2
 268   ;;
 269
 270   ## Bull dpx20
 271   rs6000-bull-bosx* )
 272     machine=ibmrs6000 opsys=aix3-2
 273   ;;
 274
 275   ## Bull dpx2
 276   m68*-bull-sysv3* )
 277     machine=dpx2 opsys=usg5-3
 278   ;;
 279
 280   ## Bull sps7
 281   m68*-bull-sysv2* )
 282     machine=sps7 opsys=usg5-2
 283   ;;
 284
 285   ## CCI 5/32, 6/32 -- see "Tahoe".
 286
 287   ## Celerity
 288   ## I don't know what configuration name to use for this; config.sub
 289   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 290   ## in touch with us!
 291   celerity-celerity-bsd* )
 292     machine=celerity opsys=bsd4-2
 293   ;;
 294
 295   ## Clipper
 296   ## What operating systems does this chip run that Emacs has been
 297   ## tested on?
 298   clipper-* )
 299     machine=clipper
 300     ## We'll use the catch-all code at the bottom to guess the
 301     ## operating system.
 302   ;;
 303
 304   ## Convex
 305   *-convex-bsd* | *-convex-convexos* )
 306     machine=convex opsys=bsd4-3
 307     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 308     NON_GNU_CPP="cc -E -P"
 309   ;;
 310
 311   ## Cubix QBx/386
 312   i[3456]86-cubix-sysv* )
 313     machine=intel386 opsys=usg5-3
 314   ;;
 315
 316   ## Cydra 5
 317   cydra*-cydrome-sysv* )
 318     machine=cydra5 opsys=usg5-3
 319   ;;
 320
 321   ## Data General AViiON Machines
 322   ## DG changed naming conventions with the release of 5.4.4.10, they
 323   ## dropped the initial 5.4 but left the intervening R.  Because of the
 324   ## R this shouldn't conflict with older versions of the OS (which I
 325   ## think were named like dgux4.*). In addition, DG new AViiONs series
 326   ## uses either Motorola M88k or Intel Pentium CPUs.
 327   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 328     machine=aviion opsys=dgux4
 329   ;;
 330   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 331     ## This name is dgux5-4-3 instead of dgux5-4r3
 332     ## to avoid a file name conflict on MSDOS.
 333     machine=aviion opsys=dgux5-4-3
 334   ;;
 335   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 336     machine=aviion opsys=dgux5-4r2
 337   ;;
 338   m88k-dg-dgux* )
 339     machine=aviion opsys=dgux
 340   ;;
 341
 342   ## Data General AViiON Intel (x86) Machines
 343   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 344   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 345   i[345]86-dg-dguxR4* )
 346     machine=aviion-intel opsys=dgux4
 347   ;;
 348
 349   ## DECstations
 350   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 351     machine=pmax opsys=bsd4-2
 352   ;;
 353   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 354     machine=pmax opsys=bsd4-3
 355   ;;
 356   mips-dec-ultrix* )
 357     machine=pmax opsys=ultrix4-3
 358   ;;
 359   mips-dec-osf* )
 360     machine=pmax opsys=osf1
 361   ;;
 362   mips-dec-mach_bsd4.3* )
 363     machine=pmax opsys=mach-bsd4-3
 364   ;;
 365
 366   ## Motorola Delta machines
 367   m68k-motorola-sysv* | m68000-motorola-sysv* )
 368     machine=delta opsys=usg5-3
 369     if test -z "`type gnucc | grep 'not found'`"
 370     then
 371       if test -s /etc/167config
 372       then CC="gnucc -m68040"
 373       else CC="gnucc -m68881"
 374       fi
 375     else
 376       if test -z "`type gcc | grep 'not found'`"
 377       then CC=gcc
 378       else CC=cc
 379       fi
 380     fi
 381   ;;
 382   m88k-motorola-sysv4* )
 383     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 384     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 385     # I hope there are not other 4.0 versions for this machine
 386     # which really need usg5-4 instead.
 387     machine=delta88k opsys=usg5-4-2
 388   ;;
 389   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 390     machine=delta88k opsys=usg5-3
 391   ;;
 392
 393   ## Dual machines
 394   m68*-dual-sysv* )
 395     machine=dual opsys=usg5-2
 396   ;;
 397   m68*-dual-uniplus* )
 398     machine=dual opsys=unipl5-2
 399   ;;
 400
 401   ## Elxsi 6400
 402   elxsi-elxsi-sysv* )
 403     machine=elxsi opsys=usg5-2
 404   ;;
 405
 406   ## Encore machines
 407   ns16k-encore-bsd* )
 408     machine=ns16000 opsys=umax
 409   ;;
 410
 411   ## The GEC 93 - apparently, this port isn't really finished yet.
 412
 413   ## Gould Power Node and NP1
 414   pn-gould-bsd4.2* )
 415     machine=gould opsys=bsd4-2
 416   ;;
 417   pn-gould-bsd4.3* )
 418     machine=gould opsys=bsd4-3
 419   ;;
 420   np1-gould-bsd* )
 421     machine=gould-np1 opsys=bsd4-3
 422   ;;
 423
 424   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 425   ## as far as Emacs is concerned).
 426   m88k-harris-cxux* )
 427     # Build needs to be different on 7.0 and later releases
 428     case "`uname -r`" in
 429        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 430        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 431     esac
 432     NON_GNU_CPP="/lib/cpp"
 433   ;;
 434   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 435   m68k-harris-cxux* )
 436     machine=nh3000 opsys=cxux
 437   ;;
 438   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 439   powerpc-harris-powerunix )
 440     machine=nh6000 opsys=powerunix
 441     NON_GNU_CPP="cc -Xo -E -P"
 442   ;;
 443   ## SR2001/SR2201 running HI-UX/MPP
 444   hppa1.1-hitachi-hiuxmpp* )
 445     machine=sr2k opsys=hiuxmpp
 446   ;;
 447   ## Honeywell XPS100
 448   xps*-honeywell-sysv* )
 449     machine=xps100 opsys=usg5-2
 450   ;;
 451
 452   ## HP 9000 series 200 or 300
 453   m68*-hp-bsd* )
 454     machine=hp9000s300 opsys=bsd4-3
 455   ;;
 456   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 457   m68*-hp-hpux* )
 458     case "`uname -r`" in
 459       ## Someone's system reports A.B8.05 for this.
 460       ## I wonder what other possibilities there are.
 461       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 462       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 463       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 464       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 465       *) machine=hp9000s300 opsys=hpux ;;
 466     esac
 467   ;;
 468
 469   ## HP 9000 series 700 and 800, running HP/UX
 470   hppa*-hp-hpux7* )
 471     machine=hp800 opsys=hpux
 472   ;;
 473   hppa*-hp-hpux8* )
 474     machine=hp800 opsys=hpux8
 475   ;;
 476   hppa*-hp-hpux9shr* )
 477     machine=hp800 opsys=hpux9shr
 478   ;;
 479   hppa*-hp-hpux9* )
 480     machine=hp800 opsys=hpux9
 481   ;;
 482   hppa*-hp-hpux1[0-9]* )
 483     machine=hp800 opsys=hpux10
 484   ;;
 485
 486   ## HP 9000 series 700 and 800, running HP/UX
 487   hppa*-hp-hpux* )
 488     ## Cross-compilation?  Nah!
 489     case "`uname -r`" in
 490       ## Someone's system reports A.B8.05 for this.
 491       ## I wonder what other possibilities there are.
 492       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 493       *.08.* ) machine=hp800 opsys=hpux8 ;;
 494       *.09.* ) machine=hp800 opsys=hpux9 ;;
 495       *) machine=hp800 opsys=hpux10 ;;
 496     esac
 497   ;;
 498   hppa*-*-nextstep* )
 499     machine=hp800 opsys=nextstep
 500   ;;
 501
 502   ## Orion machines
 503   orion-orion-bsd* )
 504     machine=orion opsys=bsd4-2
 505   ;;
 506   clipper-orion-bsd* )
 507     machine=orion105 opsys=bsd4-2
 508   ;;
 509
 510   ## IBM machines
 511   i[3456]86-ibm-aix1.1* )
 512     machine=ibmps2-aix opsys=usg5-2-2
 513   ;;
 514   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 515     machine=ibmps2-aix opsys=usg5-3
 516   ;;
 517   i370-ibm-aix*)
 518     machine=ibm370aix opsys=usg5-3
 519   ;;
 520   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 521     machine=ibmrs6000 opsys=aix3-1
 522   ;;
 523   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 524     machine=ibmrs6000 opsys=aix3-2-5
 525   ;;
 526   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 527     machine=ibmrs6000 opsys=aix4-1
 528   ;;
 529   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 530     machine=ibmrs6000 opsys=aix4-2
 531   ;;
 532   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 533     machine=ibmrs6000 opsys=aix4
 534   ;;
 535   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 536     machine=ibmrs6000 opsys=aix4-1
 537   ;;
 538   rs6000-ibm-aix* | powerpc-ibm-aix* )
 539     machine=ibmrs6000 opsys=aix3-2
 540   ;;
 541   romp-ibm-bsd4.3* )
 542     machine=ibmrt opsys=bsd4-3
 543   ;;
 544   romp-ibm-bsd4.2* )
 545     machine=ibmrt opsys=bsd4-2
 546   ;;
 547   romp-ibm-aos4.3* )
 548     machine=ibmrt opsys=bsd4-3
 549   ;;
 550   romp-ibm-aos4.2* )
 551     machine=ibmrt opsys=bsd4-2
 552   ;;
 553   romp-ibm-aos* )
 554     machine=ibmrt opsys=bsd4-3
 555   ;;
 556   romp-ibm-bsd* )
 557     machine=ibmrt opsys=bsd4-3
 558   ;;
 559   romp-ibm-aix* )
 560     machine=ibmrt-aix opsys=usg5-2-2
 561   ;;
 562
 563   ## Integrated Solutions `Optimum V'
 564   m68*-isi-bsd4.2* )
 565     machine=isi-ov opsys=bsd4-2
 566   ;;
 567   m68*-isi-bsd4.3* )
 568     machine=isi-ov opsys=bsd4-3
 569   ;;
 570
 571   ## Intel 386 machines where we do care about the manufacturer
 572   i[3456]86-intsys-sysv* )
 573     machine=is386 opsys=usg5-2-2
 574   ;;
 575
 576   ## Prime EXL
 577   i[3456]86-prime-sysv* )
 578     machine=i386 opsys=usg5-3
 579   ;;
 580
 581   ## Sequent Symmetry running Dynix
 582   i[3456]86-sequent-bsd* )
 583     machine=symmetry opsys=bsd4-3
 584   ;;
 585
 586   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 587   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 588     machine=sequent-ptx opsys=ptx4
 589     NON_GNU_CPP=/lib/cpp
 590   ;;
 591
 592   ## Sequent Symmetry running DYNIX/ptx
 593   ## Use the old cpp rather than the newer ANSI one.
 594   i[3456]86-sequent-ptx* )
 595     machine=sequent-ptx opsys=ptx
 596     NON_GNU_CPP="/lib/cpp"
 597   ;;
 598
 599   ## ncr machine running svr4.3.
 600   i[3456]86-ncr-sysv4.3 )
 601     machine=ncr386 opsys=usg5-4-3
 602   ;;
 603
 604   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 605   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 606   i[3456]86-ncr-sysv* )
 607     machine=ncr386 opsys=usg5-4-2
 608   ;;
 609
 610   ## Intel Paragon OSF/1
 611   i860-intel-osf1* )
 612     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 613   ;;
 614
 615   ## Intel 860
 616   i860-*-sysv4* )
 617     machine=i860 opsys=usg5-4
 618     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 619     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 620   ;;
 621
 622   ## Masscomp machines
 623   m68*-masscomp-rtu* )
 624     machine=masscomp opsys=rtu
 625   ;;
 626
 627   ## Megatest machines
 628   m68*-megatest-bsd* )
 629     machine=mega68 opsys=bsd4-2
 630   ;;
 631
 632   ## Workstations sold by MIPS
 633   ## This is not necessarily all workstations using the MIPS processor -
 634   ## Irises are produced by SGI, and DECstations by DEC.
 635
 636   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 637   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 638   ## it gives for choosing between the alternatives seems to be "Use
 639   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 640   ## the BSD world."  I'll assume that these are instructions for
 641   ## handling two odd situations, and that every other situation
 642   ## should use mips.h and usg5-2-2, they being listed first.
 643   mips-mips-usg* )
 644     machine=mips4
 645     ## Fall through to the general code at the bottom to decide on the OS.
 646   ;;
 647   mips-mips-riscos4* )
 648     machine=mips4 opsys=bsd4-3
 649     NON_GNU_CC="cc -systype bsd43"
 650     NON_GNU_CPP="cc -systype bsd43 -E"
 651   ;;
 652   mips-mips-riscos5* )
 653     machine=mips4 opsys=riscos5
 654     NON_GNU_CC="cc -systype bsd43"
 655     NON_GNU_CPP="cc -systype bsd43 -E"
 656   ;;
 657   mips-mips-bsd* )
 658     machine=mips opsys=bsd4-3
 659   ;;
 660   mips-mips-* )
 661     machine=mips opsys=usg5-2-2
 662   ;;
 663
 664   ## NeXT
 665   m68*-next-* | m68k-*-nextstep* )
 666     machine=m68k opsys=nextstep
 667   ;;
 668
 669   ## The complete machine from National Semiconductor
 670   ns32k-ns-genix* )
 671     machine=ns32000 opsys=usg5-2
 672   ;;
 673
 674   ## NCR machines
 675   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 676     machine=tower32 opsys=usg5-2-2
 677   ;;
 678   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 679     machine=tower32v3 opsys=usg5-3
 680   ;;
 681
 682   ## NEC EWS4800
 683   mips-nec-sysv4*)
 684   machine=ews4800 opsys=ux4800
 685   ;;
 686
 687   ## Nixdorf Targon 31
 688   m68*-nixdorf-sysv* )
 689     machine=targon31 opsys=usg5-2-2
 690   ;;
 691
 692   ## Nu (TI or LMI)
 693   m68*-nu-sysv* )
 694     machine=nu opsys=usg5-2
 695   ;;
 696
 697   ## Plexus
 698   m68*-plexus-sysv* )
 699     machine=plexus opsys=usg5-2
 700   ;;
 701
 702   ## PowerPC reference platform
 703   powerpcle-*-solaris2* )
 704     machine=prep
 705     opsys=sol2-5
 706   ;;
 707
 708   ## Pyramid machines
 709   ## I don't really have any idea what sort of processor the Pyramid has,
 710   ## so I'm assuming it is its own architecture.
 711   pyramid-pyramid-bsd* )
 712     machine=pyramid opsys=bsd4-2
 713   ;;
 714
 715   ## Sequent Balance
 716   ns32k-sequent-bsd4.2* )
 717     machine=sequent opsys=bsd4-2
 718   ;;
 719   ns32k-sequent-bsd4.3* )
 720     machine=sequent opsys=bsd4-3
 721   ;;
 722
 723   ## Siemens Nixdorf
 724   mips-siemens-sysv* | mips-sni-sysv*)
 725     machine=mips-siemens opsys=usg5-4
 726     NON_GNU_CC=/usr/ccs/bin/cc
 727     NON_GNU_CPP=/usr/ccs/lib/cpp
 728   ;;
 729
 730   ## Silicon Graphics machines
 731   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 732   m68*-sgi-iris3.5* )
 733     machine=irist opsys=iris3-5
 734   ;;
 735   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 736     machine=irist opsys=iris3-6
 737   ;;
 738   ## Iris 4D
 739   mips-sgi-irix3* )
 740     machine=iris4d opsys=irix3-3
 741   ;;
 742   mips-sgi-irix4* )
 743     machine=iris4d opsys=irix4-0
 744   ;;
 745   mips-sgi-irix6.5 )
 746     machine=iris4d opsys=irix6-5
 747     NON_GNU_CPP=/lib/cpp
 748     NON_GCC_TEST_OPTIONS="-n32 -G0"
 749   ;;
 750   mips-sgi-irix6* )
 751     machine=iris4d opsys=irix6-0
 752     NON_GNU_CPP=/lib/cpp
 753     NON_GCC_TEST_OPTIONS=-32
 754   ;;
 755   mips-sgi-irix5.[01]* )
 756     machine=iris4d opsys=irix5-0
 757   ;;
 758   mips-sgi-irix5* | mips-sgi-irix* )
 759     machine=iris4d opsys=irix5-2
 760   ;;
 761
 762   ## SONY machines
 763   m68*-sony-bsd4.2* )
 764     machine=news opsys=bsd4-2
 765   ;;
 766   m68*-sony-bsd4.3* )
 767     machine=news opsys=bsd4-3
 768   ;;
 769   m68*-sony-newsos3* | m68*-sony-news3*)
 770     machine=news opsys=bsd4-3
 771   ;;
 772   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 773     machine=news-risc opsys=bsd4-3
 774   ;;
 775   mips-sony-newsos6* )
 776     machine=news-r6 opsys=newsos6
 777   ;;
 778   mips-sony-news* )
 779     machine=news-risc opsys=newsos5
 780   ;;
 781
 782   ## Stride
 783   m68*-stride-sysv* )
 784     machine=stride opsys=usg5-2
 785   ;;
 786
 787   ## Suns
 788   sparc-*-linux-gnu* )
 789     machine=sparc opsys=gnu-linux
 790   ;;
 791
 792   *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 793     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 794     | rs6000-*-solaris2*)
 795     case "${canonical}" in
 796       m68*-sunos1* )    machine=sun1 ;;
 797       m68*-sunos2* )    machine=sun2 ;;
 798       m68* )            machine=sun3 ;;
 799       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 800       i[3456]86-*-* )     machine=intel386 ;;
 801       powerpcle* )      machine=powerpcle ;;
 802       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 803       sparc* )          machine=sparc ;;
 804       * )               unported=yes ;;
 805     esac
 806     case "${canonical}" in
 807       ## The Sun386 didn't get past 4.0.
 808       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 809       *-sunos4.0*         ) opsys=sunos4-0 ;;
 810       *-sunos4.1.[3-9]*noshare )
 811                 ## This name is sunos413 instead of sunos4-1-3
 812                 ## to avoid a file name conflict on MSDOS.
 813                 opsys=sunos413
 814                 NON_GNU_CPP=/usr/lib/cpp
 815                 NON_GCC_TEST_OPTIONS=-Bstatic
 816                 GCC_TEST_OPTIONS=-static
 817                 ;;
 818       *-sunos4.1.[3-9]* | *-sunos4shr*)
 819                 opsys=sunos4shr
 820                 NON_GNU_CPP=/usr/lib/cpp
 821                 ;;
 822       *-sunos4* | *-sunos )
 823                 opsys=sunos4-1
 824                 NON_GCC_TEST_OPTIONS=-Bstatic
 825                 GCC_TEST_OPTIONS=-static
 826                 ;;
 827       *-sunos5.3* | *-solaris2.3* )
 828                 opsys=sol2-3
 829                 NON_GNU_CPP=/usr/ccs/lib/cpp
 830                 ;;
 831       *-sunos5.4* | *-solaris2.4* )
 832                 opsys=sol2-4
 833                 NON_GNU_CPP=/usr/ccs/lib/cpp
 834                 RANLIB="ar -ts"
 835                 ;;
 836       *-sunos5.5* | *-solaris2.5* )
 837                 opsys=sol2-5
 838                 NON_GNU_CPP=/usr/ccs/lib/cpp
 839                 RANLIB="ar -ts"
 840                 ;;
 841       *-sunos5* | *-solaris* )
 842                 opsys=sol2-5
 843                 NON_GNU_CPP=/usr/ccs/lib/cpp
 844                 ;;
 845       *                   ) opsys=bsd4-2   ;;
 846     esac
 847     ## Watch out for a compiler that we know will not work.
 848     case "${canonical}" in
 849      *-solaris* | *-sunos5* )
 850                 if [ "x$CC" = x/usr/ucb/cc ]; then
 851                   ## /usr/ucb/cc doesn't work;
 852                   ## we should find some other compiler that does work.
 853                   unset CC
 854                 fi
 855                 ;;
 856       *) ;;
 857     esac
 858   ;;
 859   sparc-*-nextstep* )
 860     machine=sparc opsys=nextstep
 861   ;;
 862
 863   ## Tadpole 68k
 864   m68*-tadpole-sysv* )
 865     machine=tad68k opsys=usg5-3
 866   ;;
 867
 868   ## Tahoe machines
 869   tahoe-tahoe-bsd4.2* )
 870     machine=tahoe opsys=bsd4-2
 871   ;;
 872   tahoe-tahoe-bsd4.3* )
 873     machine=tahoe opsys=bsd4-3
 874   ;;
 875
 876   ## Tandem Integrity S2
 877   mips-tandem-sysv* )
 878     machine=tandem-s2 opsys=usg5-3
 879   ;;
 880
 881   ## Tektronix XD88
 882   m88k-tektronix-sysv3* )
 883   machine=tekxd88 opsys=usg5-3
 884   ;;
 885
 886   ## Tektronix 16000 box (6130?)
 887   ns16k-tektronix-bsd* )
 888     machine=ns16000 opsys=bsd4-2
 889   ;;
 890   ## Tektronix 4300
 891   ## src/m/tek4300.h hints that this is a m68k machine.
 892   m68*-tektronix-bsd* )
 893     machine=tek4300 opsys=bsd4-3
 894   ;;
 895
 896   ## Titan P2 or P3
 897   ## We seem to have lost the machine-description file titan.h!
 898   titan-titan-sysv* )
 899     machine=titan opsys=usg5-3
 900   ;;
 901
 902   ## Ustation E30 (SS5E)
 903   m68*-unisys-uniplus* )
 904     machine=ustation opsystem=unipl5-2
 905   ;;
 906
 907   ## Vaxen.
 908   vax-dec-* )
 909     machine=vax
 910     case "${canonical}" in
 911       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 912       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 913       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 914       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 915       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 916       *-vms* )                                          opsys=vms ;;
 917       * )                                               unported=yes
 918     esac
 919   ;;
 920
 921   ## Whitechapel MG1
 922   ns16k-whitechapel-* )
 923     machine=mg1
 924     ## We don't know what sort of OS runs on these; we'll let the
 925     ## operating system guessing code below try.
 926   ;;
 927
 928   ## Wicat
 929   m68*-wicat-sysv* )
 930     machine=wicat opsys=usg5-2
 931   ;;
 932
 933   ## Intel 386 machines where we don't care about the manufacturer
 934   i[3456]86-*-* )
 935     machine=intel386
 936     case "${canonical}" in
 937       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 938       *-isc2.2* )               opsys=isc2-2 ;;
 939       *-isc4.0* )               opsys=isc4-0 ;;
 940       *-isc4.* )                opsys=isc4-1
 941                                 GCC_TEST_OPTIONS=-posix
 942                                 NON_GCC_TEST_OPTIONS=-Xp
 943                                 ;;
 944       *-isc* )                  opsys=isc3-0 ;;
 945       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 946       *-esix* )                 opsys=esix ;;
 947       *-xenix* )                opsys=xenix ;;
 948       *-linux-gnu* )            opsys=gnu-linux ;;
 949       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
 950       *-sco3.2v5* )             opsys=sco5
 951                                 NON_GNU_CPP=/lib/cpp
 952                                 # Prevent -belf from being passed to $CPP.
 953                                 # /lib/cpp does not accept it.
 954                                 OVERRIDE_CPPFLAGS=" "
 955                                 ;;
 956       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
 957       *-386bsd* )               opsys=386bsd ;;
 958       *-freebsd* )              opsys=freebsd ;;
 959       *-nextstep* )             opsys=nextstep ;;
 960       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
 961     esac
 962   ;;
 963
 964   ## m68k Linux-based GNU system
 965   m68k-*-linux-gnu* )
 966     machine=m68k opsys=gnu-linux
 967   ;;
 968
 969   ## Mips Linux-based GNU system
 970   mips-*-linux-gnu* )
 971     machine=mips opsys=gnu-linux
 972   ;;
 973
 974   ## UXP/DS
 975   sparc-fujitsu-sysv4* )
 976     machine=sparc opsys=uxpds
 977     NON_GNU_CPP=/usr/ccs/lib/cpp
 978     RANLIB="ar -ts"
 979   ;;
 980
 981   * )
 982     unported=yes
 983   ;;
 984 esac
 985
 986 ### If the code above didn't choose an operating system, just choose
 987 ### an operating system based on the configuration name.  You really
 988 ### only want to use this when you have no idea what the right
 989 ### operating system is; if you know what operating systems a machine
 990 ### runs, it's cleaner to make it explicit in the case statement
 991 ### above.
 992 if test x"${opsys}" = x; then
 993   case "${canonical}" in
 994     *-gnu* )                            opsys=gnu ;;
 995     *-bsd4.[01] )                       opsys=bsd4-1 ;;
 996     *-bsd4.2 )                          opsys=bsd4-2 ;;
 997     *-bsd4.3 )                          opsys=bsd4-3 ;;
 998     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
 999     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1000     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1001     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1002     *-sysv4.2uw* )                      opsys=unixware ;;
1003     *-sysv4.1* | *-sysvr4.1* )
1004         NON_GNU_CPP=/usr/lib/cpp
1005         opsys=usg5-4 ;;
1006     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1007         if [ x$NON_GNU_CPP = x ]; then
1008           if [ -f /usr/ccs/lib/cpp ]; then
1009             NON_GNU_CPP=/usr/ccs/lib/cpp
1010           else
1011             NON_GNU_CPP=/lib/cpp
1012           fi
1013         fi
1014         opsys=usg5-4-2 ;;
1015     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1016     * )
1017       unported=yes
1018     ;;
1019   esac
1020 fi
1021
1022 if test "x$RANLIB" = x; then
1023   RANLIB=ranlib
1024 fi
1025
1026 changequote([, ])dnl
1027
1028 if test $unported = yes; then
1029   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1030 Check \`etc/MACHINES' for recognized configuration names.])
1031 fi
1032
1033 machfile="m/${machine}.h"
1034 opsysfile="s/${opsys}.h"
1035
1036
1037 #### Choose a compiler.
1038 test -n "$CC" && cc_specified=yes
1039
1040 # Save the value of CFLAGS that the user specified.
1041 SPECIFIED_CFLAGS="$CFLAGS"
1042
1043 case ${with_gcc} in
1044   "yes" ) CC="gcc" GCC=yes ;;
1045   "no"  ) : ${CC=cc} ;;
1046   * ) AC_PROG_CC
1047 esac
1048
1049 # On Suns, sometimes $CPP names a directory.
1050 if test -n "$CPP" && test -d "$CPP"; then
1051   CPP=
1052 fi
1053
1054 #### Some systems specify a CPP to use unless we are using GCC.
1055 #### Now that we know whether we are using GCC, we can decide whether
1056 #### to use that one.
1057 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1058 then
1059   CPP="$NON_GNU_CPP"
1060 fi
1061
1062 #### Some systems specify a CC to use unless we are using GCC.
1063 #### Now that we know whether we are using GCC, we can decide whether
1064 #### to use that one.
1065 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1066   test x$cc_specified != xyes
1067 then
1068   CC="$NON_GNU_CC"
1069 fi
1070
1071 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1072 then
1073   CC="$CC $GCC_TEST_OPTIONS"
1074 fi
1075
1076 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1077 then
1078   CC="$CC $NON_GCC_TEST_OPTIONS"
1079 fi
1080
1081 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1082 then
1083   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1084 fi
1085
1086 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1087 then
1088   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1089 fi
1090
1091 #### Some other nice autoconf tests.  If you add a test here which
1092 #### should make an entry in src/config.h, don't forget to add an
1093 #### #undef clause to src/config.h.in for autoconf to modify.
1094
1095 dnl checks for programs
1096 AC_PROG_LN_S
1097 AC_PROG_CPP
1098 AC_PROG_INSTALL
1099 AC_PROG_YACC
1100
1101 dnl checks for Unix variants
1102 AC_AIX
1103
1104 dnl checks for header files
1105 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)
1106 AC_HEADER_STDC
1107 AC_HEADER_TIME
1108 AC_DECL_SYS_SIGLIST
1109
1110 dnl Some systems have utime.h but don't declare the struct anyplace.
1111 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1112 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1113 #include <sys/time.h>
1114 #include <time.h>
1115 #else
1116 #ifdef HAVE_SYS_TIME_H
1117 #include <sys/time.h>
1118 #else
1119 #include <time.h>
1120 #endif
1121 #endif
1122 #ifdef HAVE_UTIME_H
1123 #include <utime.h>
1124 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1125   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1126 if test $emacs_cv_struct_utimbuf = yes; then
1127   AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1128 fi
1129
1130 dnl checks for typedefs
1131 AC_TYPE_SIGNAL
1132
1133 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1134 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1135 #include <sys/time.h>
1136 #include <time.h>
1137 #else
1138 #ifdef HAVE_SYS_TIME_H
1139 #include <sys/time.h>
1140 #else
1141 #include <time.h>
1142 #endif
1143 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1144   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1145 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1146 if test $emacs_cv_struct_timeval = yes; then
1147   AC_DEFINE(HAVE_TIMEVAL)
1148 fi
1149
1150 dnl checks for structure members
1151 AC_STRUCT_TM
1152 AC_STRUCT_TIMEZONE
1153
1154 dnl checks for compiler characteristics
1155 AC_C_CONST
1156
1157 dnl check for Make feature
1158 AC_PROG_MAKE_SET
1159
1160 dnl checks for operating system services
1161 AC_SYS_LONG_FILE_NAMES
1162
1163 #### Choose a window system.
1164
1165 AC_PATH_X
1166 if test "$no_x" = yes; then
1167   window_system=none
1168 else
1169   window_system=x11
1170 fi
1171
1172 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1173   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1174   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1175   x_default_search_path=""
1176   for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1177     x_search_path="${x_library}/X11/%L/%T/%N%C%S:\
1178 ${x_library}/X11/%L/%T/%N%C%S:${x_libary}/X11/%l/%T/%N%C%S:\
1179 ${x_library}/X11/%T/%N%C%S:${x_library}/X11/%L/%T/%N%S:\
1180 ${x_library}/X11/%l/%T/%N%S:${x_library}/X11/%T/%N%S"
1181     if test x"${x_default_search_path}" = x; then
1182       x_default_search_path=${x_search_path}
1183     else
1184       x_default_search_path="${x_search_path}:${x_default_search_path}"
1185     fi
1186   done
1187 fi
1188 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1189   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1190 fi
1191
1192 if test x"${x_includes}" = x; then
1193   bitmapdir=/usr/include/X11/bitmaps
1194 else
1195   # accumulate include directories that have X11 bitmap subdirectories
1196   bmd_acc="dummyval"
1197   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1198     if test -d "${bmd}/X11/bitmaps"; then
1199       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1200     elif test -d "${bmd}/bitmaps"; then
1201       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1202     fi
1203   done
1204   if test ${bmd_acc} != "dummyval"; then
1205     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1206   fi
1207 fi
1208
1209 case "${window_system}" in
1210   x11 )
1211     HAVE_X_WINDOWS=yes
1212     HAVE_X11=yes
1213     case "${with_x_toolkit}" in
1214       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1215       motif ) USE_X_TOOLKIT=MOTIF ;;
1216 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1217       no ) USE_X_TOOLKIT=none ;;
1218 dnl If user did not say whether to use a toolkit,
1219 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1220       * ) USE_X_TOOLKIT=maybe ;;
1221     esac
1222   ;;
1223   none )
1224     HAVE_X_WINDOWS=no
1225     HAVE_X11=no
1226     USE_X_TOOLKIT=none
1227   ;;
1228 esac
1229
1230 ### If we're using X11, we should use the X menu package.
1231 HAVE_MENUS=no
1232 case ${HAVE_X11} in
1233   yes ) HAVE_MENUS=yes ;;
1234 esac
1235
1236 if test "${opsys}" = "hpux9"; then
1237   case "${x_libraries}" in
1238     *X11R4* )
1239       opsysfile="s/hpux9-x11r4.h"
1240       ;;
1241   esac
1242 fi
1243
1244 if test "${opsys}" = "hpux9shr"; then
1245   case "${x_libraries}" in
1246     *X11R4* )
1247       opsysfile="s/hpux9shxr4.h"
1248       ;;
1249   esac
1250 fi
1251
1252 #### Extract some information from the operating system and machine files.
1253
1254 AC_CHECKING([the machine- and system-dependent files to find out
1255  - which libraries the lib-src programs will want, and
1256  - whether the GNU malloc routines are usable])
1257
1258 ### First figure out CFLAGS (which we use for running the compiler here)
1259 ### and REAL_CFLAGS (which we use for real compilation).
1260 ### The two are the same except on a few systems, where they are made
1261 ### different to work around various lossages.  For example,
1262 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1263 ### as implying static linking.
1264
1265 ### If the CFLAGS env var is specified, we use that value
1266 ### instead of the default.
1267
1268 ### It's not important that this name contain the PID; you can't run
1269 ### two configures in the same directory and have anything work
1270 ### anyway.
1271 tempcname="conftest.c"
1272
1273 echo '
1274 #include "'${srcdir}'/src/'${opsysfile}'"
1275 #include "'${srcdir}'/src/'${machfile}'"
1276 #ifndef LIBS_MACHINE
1277 #define LIBS_MACHINE
1278 #endif
1279 #ifndef LIBS_SYSTEM
1280 #define LIBS_SYSTEM
1281 #endif
1282 #ifndef C_SWITCH_SYSTEM
1283 #define C_SWITCH_SYSTEM
1284 #endif
1285 #ifndef C_SWITCH_MACHINE
1286 #define C_SWITCH_MACHINE
1287 #endif
1288 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1289 configure___ c_switch_system=C_SWITCH_SYSTEM
1290 configure___ c_switch_machine=C_SWITCH_MACHINE
1291
1292 #ifndef LIB_X11_LIB
1293 #define LIB_X11_LIB -lX11
1294 #endif
1295
1296 #ifndef LIBX11_MACHINE
1297 #define LIBX11_MACHINE
1298 #endif
1299
1300 #ifndef LIBX11_SYSTEM
1301 #define LIBX11_SYSTEM
1302 #endif
1303 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1304
1305 #ifdef UNEXEC
1306 configure___ unexec=UNEXEC
1307 #else
1308 configure___ unexec=unexec.o
1309 #endif
1310
1311 #ifdef SYSTEM_MALLOC
1312 configure___ system_malloc=yes
1313 #else
1314 configure___ system_malloc=no
1315 #endif
1316
1317 #ifndef C_DEBUG_SWITCH
1318 #define C_DEBUG_SWITCH -g
1319 #endif
1320
1321 #ifndef C_OPTIMIZE_SWITCH
1322 #define C_OPTIMIZE_SWITCH -O
1323 #endif
1324
1325 #ifndef LD_SWITCH_MACHINE
1326 #define LD_SWITCH_MACHINE
1327 #endif
1328
1329 #ifndef LD_SWITCH_SYSTEM
1330 #define LD_SWITCH_SYSTEM
1331 #endif
1332
1333 #ifndef LD_SWITCH_X_SITE_AUX
1334 #define LD_SWITCH_X_SITE_AUX
1335 #endif
1336
1337 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1338 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1339
1340 #ifdef THIS_IS_CONFIGURE
1341
1342 /* Get the CFLAGS for tests in configure.  */
1343 #ifdef __GNUC__
1344 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1345 #else
1346 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1347 #endif
1348
1349 #else /* not THIS_IS_CONFIGURE */
1350
1351 /* Get the CFLAGS for real compilation.  */
1352 #ifdef __GNUC__
1353 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1354 #else
1355 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1356 #endif
1357
1358 #endif /* not THIS_IS_CONFIGURE */
1359 ' > ${tempcname}
1360
1361 # The value of CPP is a quoted variable reference, so we need to do this
1362 # to get its actual value...
1363 CPP=`eval "echo $CPP"`
1364 changequote(, )dnl
1365 eval `${CPP} -Isrc ${tempcname} \
1366        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1367 if test "x$SPECIFIED_CFLAGS" = x; then
1368   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1369          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1370 else
1371   REAL_CFLAGS="$CFLAGS"
1372 fi
1373 changequote([, ])dnl
1374 rm ${tempcname}
1375
1376 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1377
1378 ### Compute the unexec source name from the object name.
1379 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1380
1381 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1382 # Assume not, until told otherwise.
1383 GNU_MALLOC=yes
1384 doug_lea_malloc=yes
1385 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1386 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1387 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1388                emacs_cv_var___after_morecore_hook,
1389 AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1390   emacs_cv_var___after_morecore_hook=yes,
1391   emacs_cv_var___after_morecore_hook=no))
1392 if test $emacs_cv_var___after_morecore_hook = no; then
1393   doug_lea_malloc=no
1394 fi
1395 if test "${system_malloc}" = "yes"; then
1396   GNU_MALLOC=no
1397   GNU_MALLOC_reason="
1398     (The GNU allocators don't work with this system configuration.)"
1399 fi
1400 if test "$doug_lea_malloc" = "yes" ; then
1401   if test "$GNU_MALLOC" = yes ; then
1402     GNU_MALLOC_reason="
1403       (Using Doug Lea's new malloc from the GNU C Library.)"
1404   fi
1405   AC_DEFINE(DOUG_LEA_MALLOC)
1406 fi
1407
1408 if test x"${REL_ALLOC}" = x; then
1409   REL_ALLOC=${GNU_MALLOC}
1410 fi
1411
1412 LISP_FLOAT_TYPE=yes
1413
1414
1415 #### Add the libraries to LIBS and check for some functions.
1416
1417 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1418   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1419 else
1420   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1421 fi
1422
1423 LIBS="$libsrc_libs $LIBS"
1424
1425 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1426 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1427 AC_CHECK_LIB(dnet, dnet_ntoa)
1428 dnl This causes -lresolv to get used in subsequent tests,
1429 dnl which causes failures on some systems such as HPUX 9.
1430 dnl AC_CHECK_LIB(resolv, gethostbyname)
1431
1432 dnl FIXME replace main with a function we actually want from this library.
1433 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1434
1435 AC_CHECK_LIB(pthreads, cma_open)
1436
1437 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1438 if test -d /usr/X386/include; then
1439   HAVE_XFREE386=yes
1440   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1441 else
1442   HAVE_XFREE386=no
1443 fi
1444 AC_MSG_RESULT($HAVE_XFREE386)
1445
1446 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1447 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1448
1449 if test "${HAVE_X11}" = "yes"; then
1450   DEFS="$C_SWITCH_X_SITE $DEFS"
1451   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1452   LIBS="$LIBX $LIBS"
1453   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1454
1455   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1456   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1457   # but it's more convenient here to set LD_RUN_PATH
1458   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1459   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1460     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1461     export LD_RUN_PATH
1462   fi
1463
1464   if test "${opsys}" = "gnu-linux"; then
1465     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1466     AC_TRY_LINK([],
1467      [XOpenDisplay ("foo");],
1468      [xlinux_first_failure=no],
1469      [xlinux_first_failure=yes])
1470     if test "${xlinux_first_failure}" = "yes"; then
1471       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1472       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1473       OLD_CPPFLAGS="$CPPFLAGS"
1474       OLD_LIBS="$LIBS"
1475       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1476       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1477       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1478       LIBS="$LIBS -b i486-linuxaout"
1479       AC_TRY_LINK([],
1480        [XOpenDisplay ("foo");],
1481        [xlinux_second_failure=no],
1482        [xlinux_second_failure=yes])
1483       if test "${xlinux_second_failure}" = "yes"; then
1484         # If we get the same failure with -b, there is no use adding -b.
1485         # So take it out.  This plays safe.
1486         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1487         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1488         CPPFLAGS="$OLD_CPPFLAGS"
1489         LIBS="$OLD_LIBS"
1490         AC_MSG_RESULT(no)
1491       else
1492         AC_MSG_RESULT(yes)
1493       fi
1494     else
1495       AC_MSG_RESULT(no)
1496     fi
1497   fi
1498
1499   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1500 XScreenNumberOfScreen XSetWMProtocols)
1501 fi
1502
1503 if test "${window_system}" = "x11"; then
1504   AC_MSG_CHECKING(X11 version 6)
1505   AC_CACHE_VAL(emacs_cv_x11_version_6,
1506   AC_TRY_LINK([#include <X11/Xlib.h>],
1507 [#if XlibSpecificationRelease < 6
1508 fail;
1509 #endif
1510 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no))
1511   if test $emacs_cv_x11_version_6 = yes; then
1512     AC_MSG_RESULT(6 or newer)
1513     AC_DEFINE(HAVE_X11R6)
1514   else
1515     AC_MSG_RESULT(before 6)
1516   fi
1517 fi
1518
1519 if test "${window_system}" = "x11"; then
1520   AC_MSG_CHECKING(X11 version 5)
1521   AC_CACHE_VAL(emacs_cv_x11_version_5,
1522   AC_TRY_LINK([#include <X11/Xlib.h>],
1523 [#if XlibSpecificationRelease < 5
1524 fail;
1525 #endif
1526 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no))
1527   if test $emacs_cv_x11_version_5 = yes; then
1528     AC_MSG_RESULT(5 or newer)
1529     HAVE_X11R5=yes
1530     AC_DEFINE(HAVE_X11R5)
1531   else
1532     HAVE_X11R5=no
1533     AC_MSG_RESULT(before 5)
1534   fi
1535 fi
1536
1537 dnl Do not put whitespace before the #include statements below.
1538 dnl Older compilers (eg sunos4 cc) choke on it.
1539 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1540   if test x"${HAVE_X11R5}" = xyes; then
1541     AC_MSG_CHECKING(X11 version 5 with Xaw)
1542     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1543     AC_TRY_LINK([
1544 #include <X11/Intrinsic.h>
1545 #include <X11/Xaw/Simple.h>],
1546       [],
1547       emacs_cv_x11_version_5_with_xaw=yes,
1548       emacs_cv_x11_version_5_with_xaw=no))
1549     if test $emacs_cv_x11_version_5_with_xaw = yes; then
1550       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1551       USE_X_TOOLKIT=LUCID
1552     else
1553       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1554       USE_X_TOOLKIT=none
1555     fi
1556   else
1557     USE_X_TOOLKIT=none
1558   fi
1559 fi
1560
1561 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1562
1563 if test "${USE_X_TOOLKIT}" != "none"; then
1564   AC_MSG_CHECKING(X11 toolkit version)
1565   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1566   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1567 [#if XtSpecificationRelease < 6
1568 fail;
1569 #endif
1570 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no))
1571   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1572   if test $emacs_cv_x11_toolkit_version_6 = yes; then
1573     AC_MSG_RESULT(6 or newer)
1574     AC_DEFINE(HAVE_X11XTR6)
1575   else
1576     AC_MSG_RESULT(before 6)
1577   fi
1578
1579 dnl If using toolkit, check whether libXmu.a exists.
1580 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1581   OLDLIBS="$LIBS"
1582   if test x$HAVE_X11XTR6 = xyes; then
1583     LIBS="-lXt -lSM -lICE $LIBS"
1584   else
1585     LIBS="-lXt $LIBS"
1586   fi
1587   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1588   LIBS="$OLDLIBS"
1589 fi
1590
1591 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1592   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1593   AC_TRY_COMPILE([#include <Xm/Xm.h>],
1594     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1595 int x = 5;
1596 #else
1597 Motif version prior to 2.1.
1598 #endif],
1599     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no))
1600   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1601   if test $emacs_cv_motif_version_2_1 = yes; then
1602     AC_DEFINE(HAVE_MOTIF_2_1)
1603   fi
1604 fi
1605
1606 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1607 AC_CACHE_CHECK(whether netdb declares h_errno,
1608                emacs_cv_netdb_declares_h_errno,
1609 AC_TRY_LINK([#include <netdb.h>],
1610   [return h_errno;],
1611   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no))
1612 if test $emacs_cv_netdb_declares_h_errno = yes; then
1613   AC_DEFINE(HAVE_H_ERRNO)
1614 fi
1615
1616 AC_FUNC_ALLOCA
1617
1618 # fmod, logb, and frexp are found in -lm on most systems.
1619 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1620 AC_CHECK_LIB(m, sqrt)
1621
1622 # Check for mail-locking functions in a "mail" library
1623 AC_CHECK_LIB(mail, maillock,
1624              AC_DEFINE(HAVE_LIBMAIL)
1625              AC_CHECK_FUNCS(touchlock)
1626              AC_CHECK_HEADERS(maillock.h))
1627
1628 AC_CHECK_FUNCS(gettimeofday gethostname getdomainname dup2 \
1629 rename closedir mkdir rmdir sysinfo \
1630 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1631 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1632 utimes setrlimit setpgid getcwd shutdown strftime)
1633
1634 # Check this now, so that we will NOT find the above functions in ncurses.
1635 # That is because we have not set up to link ncurses in lib-src.
1636 # It's better to believe a function is not available
1637 # than to expect to find it in ncurses.
1638 AC_CHECK_LIB(ncurses, tparm)
1639
1640 # These tell us which Kerberos-related libraries to use.
1641 if test "${with_kerberos+set}" = set; then
1642   AC_CHECK_LIB(com_err, com_err)
1643   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
1644   AC_CHECK_LIB(krb5, krb5_init_context)
1645   if test "${with_kerberos5+set}" != set; then
1646     AC_CHECK_LIB(des, des_cbc_encrypt,,
1647                  AC_CHECK_LIB(des425, des_cbc_encrypt))
1648     AC_CHECK_LIB(krb, krb_get_cred,,
1649                  AC_CHECK_LIB(krb4, krb_get_cred))
1650   fi
1651
1652   if test "${with_kerberos5+set}" = set; then
1653     AC_CHECK_HEADERS(krb5.h)
1654   else
1655     AC_CHECK_HEADERS(des.h,,
1656                      AC_CHECK_HEADERS(kerberosIV/des.h,,
1657                                       AC_CHECK_HEADERS(kerberos/des.h)))
1658     AC_CHECK_HEADERS(krb.h,,
1659                      AC_CHECK_HEADERS(kerberosIV/krb.h,,
1660                                       AC_CHECK_HEADERS(kerberos/krb.h)))
1661   fi
1662   AC_CHECK_HEADERS(com_err.h)
1663 fi
1664
1665 # Solaris requires -lintl if you want strerror (which calls dgettext)
1666 # to return localized messages.
1667 AC_CHECK_LIB(intl, dgettext)
1668
1669 AC_MSG_CHECKING(whether localtime caches TZ)
1670 AC_CACHE_VAL(emacs_cv_localtime_cache,
1671 [if test x$ac_cv_func_tzset = xyes; then
1672 AC_TRY_RUN([#include <time.h>
1673 #if STDC_HEADERS
1674 # include <stdlib.h>
1675 #endif
1676 extern char **environ;
1677 unset_TZ ()
1678 {
1679   char **from, **to;
1680   for (to = from = environ; (*to = *from); from++)
1681     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1682       to++;
1683 }
1684 char TZ_GMT0[] = "TZ=GMT0";
1685 char TZ_PST8[] = "TZ=PST8";
1686 main()
1687 {
1688   time_t now = time ((time_t *) 0);
1689   int hour_GMT0, hour_unset;
1690   if (putenv (TZ_GMT0) != 0)
1691     exit (1);
1692   hour_GMT0 = localtime (&now)->tm_hour;
1693   unset_TZ ();
1694   hour_unset = localtime (&now)->tm_hour;
1695   if (putenv (TZ_PST8) != 0)
1696     exit (1);
1697   if (localtime (&now)->tm_hour == hour_GMT0)
1698     exit (1);
1699   unset_TZ ();
1700   if (localtime (&now)->tm_hour != hour_unset)
1701     exit (1);
1702   exit (0);
1703 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1704 [# If we have tzset, assume the worst when cross-compiling.
1705 emacs_cv_localtime_cache=yes])
1706 else
1707         # If we lack tzset, report that localtime does not cache TZ,
1708         # since we can't invalidate the cache if we don't have tzset.
1709         emacs_cv_localtime_cache=no
1710 fi])dnl
1711 AC_MSG_RESULT($emacs_cv_localtime_cache)
1712 if test $emacs_cv_localtime_cache = yes; then
1713   AC_DEFINE(LOCALTIME_CACHE)
1714 fi
1715
1716 if test "x$HAVE_TIMEVAL" = xyes; then
1717 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
1718                emacs_cv_gettimeofday_two_arguments,
1719 AC_TRY_LINK([
1720 #ifdef TIME_WITH_SYS_TIME
1721 #include <sys/time.h>
1722 #include <time.h>
1723 #else
1724 #ifdef HAVE_SYS_TIME_H
1725 #include <sys/time.h>
1726 #else
1727 #include <time.h>
1728 #endif
1729 #endif
1730   ],
1731   [
1732   struct timeval time;
1733   struct timezone dummy;
1734   gettimeofday (&time, &dummy);
1735 ],
1736   emacs_cv_gettimeofday_two_arguments=yes,
1737   emacs_cv_gettimeofday_two_arguments=no))
1738   if test $emacs_cv_gettimeofday_two_arguments = no; then
1739     AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
1740   fi
1741 fi
1742
1743 ok_so_far=yes
1744 AC_CHECK_FUNC(socket, , ok_so_far=no)
1745 if test $ok_so_far = yes; then
1746   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1747 fi
1748 if test $ok_so_far = yes; then
1749   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1750 fi
1751 if test $ok_so_far = yes; then
1752   AC_DEFINE(HAVE_INET_SOCKETS)
1753 fi
1754
1755 if test -f /usr/lpp/X11/bin/smt.exp; then
1756   AC_DEFINE(HAVE_AIX_SMT_EXP)
1757 fi
1758
1759 # Set up the CFLAGS for real compilation, so we can substitute it.
1760 CFLAGS="$REAL_CFLAGS"
1761
1762 changequote(, )dnl
1763 #### Find out which version of Emacs this is.
1764 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
1765          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1766 changequote([, ])dnl
1767 if test x"${version}" = x; then
1768   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1769 fi
1770
1771 ### Specify what sort of things we'll be editing into Makefile and config.h.
1772 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1773 AC_SUBST(version)
1774 AC_SUBST(configuration)
1775 AC_SUBST(canonical)
1776 AC_SUBST(srcdir)
1777 AC_SUBST(prefix)
1778 AC_SUBST(exec_prefix)
1779 AC_SUBST(bindir)
1780 AC_SUBST(datadir)
1781 AC_SUBST(sharedstatedir)
1782 AC_SUBST(libexecdir)
1783 AC_SUBST(mandir)
1784 AC_SUBST(infodir)
1785 AC_SUBST(lispdir)
1786 AC_SUBST(locallisppath)
1787 AC_SUBST(lisppath)
1788 AC_SUBST(x_default_search_path)
1789 AC_SUBST(etcdir)
1790 AC_SUBST(archlibdir)
1791 AC_SUBST(docdir)
1792 AC_SUBST(bitmapdir)
1793 AC_SUBST(c_switch_system)
1794 AC_SUBST(c_switch_machine)
1795 AC_SUBST(LD_SWITCH_X_SITE)
1796 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1797 AC_SUBST(C_SWITCH_X_SITE)
1798 AC_SUBST(CFLAGS)
1799 AC_SUBST(X_TOOLKIT_TYPE)
1800 AC_SUBST(machfile)
1801 AC_SUBST(opsysfile)
1802 AC_SUBST(RANLIB)
1803
1804 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
1805 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1806 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
1807 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1808 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1809 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1810 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
1811 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
1812
1813 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1814   AC_DEFINE(HAVE_X_WINDOWS)
1815 fi
1816 if test "${USE_X_TOOLKIT}" != "none" ; then
1817   AC_DEFINE(USE_X_TOOLKIT)
1818 fi
1819 if test "${HAVE_X11}" = "yes" ; then
1820   AC_DEFINE(HAVE_X11)
1821 fi
1822 if test "${HAVE_XFREE386}" = "yes" ; then
1823   AC_DEFINE(HAVE_XFREE386)
1824 fi
1825 if test "${HAVE_MENUS}" = "yes" ; then
1826   AC_DEFINE(HAVE_MENUS)
1827 fi
1828 if test "${GNU_MALLOC}" = "yes" ; then
1829   AC_DEFINE(GNU_MALLOC)
1830 fi
1831 if test "${REL_ALLOC}" = "yes" ; then
1832   AC_DEFINE(REL_ALLOC)
1833 fi
1834 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1835   AC_DEFINE(LISP_FLOAT_TYPE)
1836 fi
1837
1838 #### Report on what we decided to do.
1839 echo "
1840 Configured for \`${canonical}'.
1841
1842   Where should the build process find the source code?    ${srcdir}
1843   What operating system and machine description files should Emacs use?
1844         \`${opsysfile}' and \`${machfile}'
1845   What compiler should emacs be built with?               ${CC} ${CFLAGS}
1846   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
1847   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
1848   What window system should Emacs use?                    ${window_system}
1849   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
1850
1851 if test -n "${x_includes}"; then
1852 echo "  Where do we find X Windows header files?                ${x_includes}"
1853 else
1854 echo "  Where do we find X Windows header files?                Standard dirs"
1855 fi
1856 if test -n "${x_libraries}"; then
1857 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
1858 else
1859 echo "  Where do we find X Windows libraries?                   Standard dirs"
1860 fi
1861
1862 echo
1863
1864 # Remove any trailing slashes in these variables.
1865 changequote(, )dnl
1866 test "${prefix}" != NONE &&
1867   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1868 test "${exec_prefix}" != NONE &&
1869   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1870 changequote([, ])dnl
1871
1872 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1873         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
1874         leim/Makefile, [
1875
1876 ### Make the necessary directories, if they don't exist.
1877 for dir in etc lisp ; do
1878   test -d ${dir} || mkdir ${dir}
1879 done
1880
1881 # Build src/Makefile from ${srcdir}/src/Makefile.c
1882 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1883 # This must be done after src/config.h is built, since we rely on that file.
1884
1885 changequote(, )dnl The horror, the horror.
1886 # Now get this: Some word that is part of the ${srcdir} directory name
1887 # or the ${configuration} value might, just might, happen to be an
1888 # identifier like `sun4' or `i386' or something, and be predefined by
1889 # the C preprocessor to some helpful value like 1, or maybe the empty
1890 # string.  Needless to say consequent macro substitutions are less
1891 # than conducive to the makefile finding the correct directory.
1892 undefs="`echo $top_srcdir $configuration $canonical |
1893 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
1894     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1895 `"
1896 changequote([, ])dnl
1897
1898 echo creating src/paths.h
1899 make paths-force
1900
1901 echo creating lib-src/Makefile
1902 ( cd lib-src
1903   rm -f junk.c junk1.c junk2.c
1904   sed -e '/start of cpp stuff/q' \
1905       < Makefile.c > junk1.c
1906   sed -e '1,/start of cpp stuff/d'\
1907       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1908       < Makefile.c > junk.c
1909   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1910       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1911   cat junk1.c junk2.c > Makefile.new
1912   rm -f junk.c junk1.c junk2.c
1913   chmod 444 Makefile.new
1914   mv -f Makefile.new Makefile
1915 )
1916
1917 echo creating src/Makefile
1918 ( cd src
1919   rm -f junk.c junk1.c junk2.c
1920   sed -e '/start of cpp stuff/q' \
1921       < Makefile.c > junk1.c
1922   sed -e '1,/start of cpp stuff/d'\
1923       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1924       < Makefile.c > junk.c
1925   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1926       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1927   cat junk1.c junk2.c > Makefile.new
1928   rm -f junk.c junk1.c junk2.c
1929   chmod 444 Makefile.new
1930   mv -f Makefile.new Makefile
1931 )
1932
1933 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1934   echo creating src/.gdbinit
1935   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1936 fi
1937
1938 # This is how we know whether to re-run configure in certain cases.
1939 touch src/config.stamp
1940
1941 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])