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

   1 dnl  Autoconf script for GNU Emacs
   2 dnl To rebuild the `configure' script from this, execute the command
   3 dnl     autoconf
   4 dnl in the directory containing this script.
   5 dnl
   6 dnl  Copyright (C) 1994, 1995, 1996 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 "${canonical}" in
 166       alpha*-*-netbsd*) machine=alpha ;;
 167       i[3456]86-*-netbsd*) machine=intel386 ;;
 168       m68k-*-netbsd*)
 169                         # This is somewhat bogus.
 170                         machine=hp9000s300 ;;
 171       mips-*-netbsd*)   machine=pmax ;;
 172       ns32k-*-netbsd*)  machine=ns32000 ;;
 173       sparc-*-netbsd*)  machine=sparc ;;
 174       vax-*-netbsd*)    machine=vax ;;
 175     esac
 176   ;;
 177
 178   ## OpenBSD ports
 179   *-*-openbsd* )
 180     opsys=openbsd
 181     case "${canonical}" in
 182       alpha*-*-openbsd*)        machine=alpha ;;
 183       i386-*-openbsd*)  machine=intel386 ;;
 184       m68k-*-openbsd*)  machine=hp9000s300 ;;
 185       mipsel-*-openbsd*) machine=pmax ;;
 186       ns32k-*-openbsd*) machine=ns32000 ;;
 187       sparc-*-openbsd*) machine=sparc ;;
 188       vax-*-netbsd*)    machine=vax ;;
 189     esac
 190   ;;
 191
 192   ## Acorn RISCiX:
 193   arm-acorn-riscix1.1* )
 194     machine=acorn opsys=riscix1-1
 195   ;;
 196   arm-acorn-riscix1.2* | arm-acorn-riscix )
 197     ## This name is riscix12 instead of riscix1.2
 198     ## to avoid a file name conflict on MSDOS.
 199     machine=acorn opsys=riscix12
 200   ;;
 201
 202   ## BSDI ports
 203   *-*-bsdi* )
 204     opsys=bsdi
 205     case "${canonical}" in
 206       i[345]86-*-bsdi*) machine=intel386 ;;
 207       sparc-*-bsdi*)  machine=sparc ;;
 208       powerpc-*-bsdi*)  machine=powerpc ;;
 209     esac
 210     case "${canonical}" in
 211       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 212       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 213       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 214       *-*-bsdi3* )              opsys=bsdos3 ;;
 215       *-*-bsdi4* )              opsys=bsdos4 ;;
 216     esac
 217   ;;
 218
 219   ## Alliant machines
 220   ## Strictly speaking, we need the version of the alliant operating
 221   ## system to choose the right machine file, but currently the
 222   ## configuration name doesn't tell us enough to choose the right
 223   ## one; we need to give alliants their own operating system name to
 224   ## do this right.  When someone cares, they can help us.
 225   fx80-alliant-* )
 226     machine=alliant4 opsys=bsd4-2
 227   ;;
 228   i860-alliant-* )
 229     machine=alliant-2800 opsys=bsd4-3
 230   ;;
 231
 232   ## Alpha (DEC) machines.
 233   alpha*-dec-osf* )
 234     machine=alpha opsys=osf1
 235     # This is needed to find X11R6.1 libraries for certain tests.
 236     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 237     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 238   ;;
 239
 240   alpha*-*-linux-gnu* )
 241     machine=alpha opsys=gnu-linux
 242   ;;
 243
 244   ## Altos 3068
 245   m68*-altos-sysv* )
 246     machine=altos opsys=usg5-2
 247   ;;
 248
 249   ## Amdahl UTS
 250   580-amdahl-sysv* )
 251     machine=amdahl opsys=usg5-2-2
 252   ;;
 253
 254   ## Apollo, Domain/OS
 255   m68*-apollo-* )
 256     machine=apollo opsys=bsd4-3
 257   ;;
 258
 259   ## AT&T 3b2, 3b5, 3b15, 3b20
 260   we32k-att-sysv* )
 261     machine=att3b opsys=usg5-2-2
 262   ;;
 263
 264   ## AT&T 3b1 - The Mighty Unix PC!
 265   m68*-att-sysv* )
 266     machine=7300 opsys=usg5-2-2
 267   ;;
 268
 269   ## Bull dpx20
 270   rs6000-bull-bosx* )
 271     machine=ibmrs6000 opsys=aix3-2
 272   ;;
 273
 274   ## Bull dpx2
 275   m68*-bull-sysv3* )
 276     machine=dpx2 opsys=usg5-3
 277   ;;
 278
 279   ## Bull sps7
 280   m68*-bull-sysv2* )
 281     machine=sps7 opsys=usg5-2
 282   ;;
 283
 284   ## CCI 5/32, 6/32 -- see "Tahoe".
 285
 286   ## Celerity
 287   ## I don't know what configuration name to use for this; config.sub
 288   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 289   ## in touch with us!
 290   celerity-celerity-bsd* )
 291     machine=celerity opsys=bsd4-2
 292   ;;
 293
 294   ## Clipper
 295   ## What operating systems does this chip run that Emacs has been
 296   ## tested on?
 297   clipper-* )
 298     machine=clipper
 299     ## We'll use the catch-all code at the bottom to guess the
 300     ## operating system.
 301   ;;
 302
 303   ## Convex
 304   *-convex-bsd* | *-convex-convexos* )
 305     machine=convex opsys=bsd4-3
 306     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 307     NON_GNU_CPP="cc -E -P"
 308   ;;
 309
 310   ## Cubix QBx/386
 311   i[3456]86-cubix-sysv* )
 312     machine=intel386 opsys=usg5-3
 313   ;;
 314
 315   ## Cydra 5
 316   cydra*-cydrome-sysv* )
 317     machine=cydra5 opsys=usg5-3
 318   ;;
 319
 320   ## Data General AViiON Machines
 321   ## DG changed naming conventions with the release of 5.4.4.10, they
 322   ## dropped the initial 5.4 but left the intervening R.  Because of the
 323   ## R this shouldn't conflict with older versions of the OS (which I
 324   ## think were named like dgux4.*). In addition, DG new AViiONs series
 325   ## uses either Motorola M88k or Intel Pentium CPUs.
 326   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 327     machine=aviion opsys=dgux4
 328   ;;
 329   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 330     ## This name is dgux5-4-3 instead of dgux5-4r3
 331     ## to avoid a file name conflict on MSDOS.
 332     machine=aviion opsys=dgux5-4-3
 333   ;;
 334   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 335     machine=aviion opsys=dgux5-4r2
 336   ;;
 337   m88k-dg-dgux* )
 338     machine=aviion opsys=dgux
 339   ;;
 340
 341   ## Data General AViiON Intel (x86) Machines
 342   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 343   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 344   i[345]86-dg-dguxR4* )
 345     machine=aviion-intel opsys=dgux4
 346   ;;
 347
 348   ## DECstations
 349   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 350     machine=pmax opsys=bsd4-2
 351   ;;
 352   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 353     machine=pmax opsys=bsd4-3
 354   ;;
 355   mips-dec-ultrix* )
 356     machine=pmax opsys=ultrix4-3
 357   ;;
 358   mips-dec-osf* )
 359     machine=pmax opsys=osf1
 360   ;;
 361   mips-dec-mach_bsd4.3* )
 362     machine=pmax opsys=mach-bsd4-3
 363   ;;
 364
 365   ## Motorola Delta machines
 366   m68k-motorola-sysv* | m68000-motorola-sysv* )
 367     machine=delta opsys=usg5-3
 368     if test -z "`type gnucc | grep 'not found'`"
 369     then
 370       if test -s /etc/167config
 371       then CC="gnucc -m68040"
 372       else CC="gnucc -m68881"
 373       fi
 374     else
 375       if test -z "`type gcc | grep 'not found'`"
 376       then CC=gcc
 377       else CC=cc
 378       fi
 379     fi
 380   ;;
 381   m88k-motorola-sysv4* )
 382     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 383     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 384     # I hope there are not other 4.0 versions for this machine
 385     # which really need usg5-4 instead.
 386     machine=delta88k opsys=usg5-4-2
 387   ;;
 388   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 389     machine=delta88k opsys=usg5-3
 390   ;;
 391
 392   ## Dual machines
 393   m68*-dual-sysv* )
 394     machine=dual opsys=usg5-2
 395   ;;
 396   m68*-dual-uniplus* )
 397     machine=dual opsys=unipl5-2
 398   ;;
 399
 400   ## Elxsi 6400
 401   elxsi-elxsi-sysv* )
 402     machine=elxsi opsys=usg5-2
 403   ;;
 404
 405   ## Encore machines
 406   ns16k-encore-bsd* )
 407     machine=ns16000 opsys=umax
 408   ;;
 409
 410   ## The GEC 93 - apparently, this port isn't really finished yet.
 411
 412   ## Gould Power Node and NP1
 413   pn-gould-bsd4.2* )
 414     machine=gould opsys=bsd4-2
 415   ;;
 416   pn-gould-bsd4.3* )
 417     machine=gould opsys=bsd4-3
 418   ;;
 419   np1-gould-bsd* )
 420     machine=gould-np1 opsys=bsd4-3
 421   ;;
 422
 423   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 424   ## as far as Emacs is concerned).
 425   m88k-harris-cxux* )
 426     # Build needs to be different on 7.0 and later releases
 427     case "`uname -r`" in
 428        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 429        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 430     esac
 431     NON_GNU_CPP="/lib/cpp"
 432   ;;
 433   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 434   m68k-harris-cxux* )
 435     machine=nh3000 opsys=cxux
 436   ;;
 437   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 438   powerpc-harris-powerunix )
 439     machine=nh6000 opsys=powerunix
 440     NON_GNU_CPP="cc -Xo -E -P"
 441   ;;
 442   ## SR2001/SR2201 running HI-UX/MPP
 443   hppa1.1-hitachi-hiuxmpp* )
 444     machine=sr2k opsys=hiuxmpp
 445   ;;
 446   ## Honeywell XPS100
 447   xps*-honeywell-sysv* )
 448     machine=xps100 opsys=usg5-2
 449   ;;
 450
 451   ## HP 9000 series 200 or 300
 452   m68*-hp-bsd* )
 453     machine=hp9000s300 opsys=bsd4-3
 454   ;;
 455   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 456   m68*-hp-hpux* )
 457     case "`uname -r`" in
 458       ## Someone's system reports A.B8.05 for this.
 459       ## I wonder what other possibilities there are.
 460       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 461       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 462       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 463       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 464       *) machine=hp9000s300 opsys=hpux ;;
 465     esac
 466   ;;
 467
 468   ## HP 9000 series 700 and 800, running HP/UX
 469   hppa*-hp-hpux7* )
 470     machine=hp800 opsys=hpux
 471   ;;
 472   hppa*-hp-hpux8* )
 473     machine=hp800 opsys=hpux8
 474   ;;
 475   hppa*-hp-hpux9shr* )
 476     machine=hp800 opsys=hpux9shr
 477   ;;
 478   hppa*-hp-hpux9* )
 479     machine=hp800 opsys=hpux9
 480   ;;
 481   hppa*-hp-hpux1[0-9]* )
 482     machine=hp800 opsys=hpux10
 483   ;;
 484
 485   ## HP 9000 series 700 and 800, running HP/UX
 486   hppa*-hp-hpux* )
 487     ## Cross-compilation?  Nah!
 488     case "`uname -r`" in
 489       ## Someone's system reports A.B8.05 for this.
 490       ## I wonder what other possibilities there are.
 491       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 492       *.08.* ) machine=hp800 opsys=hpux8 ;;
 493       *.09.* ) machine=hp800 opsys=hpux9 ;;
 494       *) machine=hp800 opsys=hpux10 ;;
 495     esac
 496   ;;
 497   hppa*-*-nextstep* )
 498     machine=hp800 opsys=nextstep
 499   ;;
 500
 501   ## Orion machines
 502   orion-orion-bsd* )
 503     machine=orion opsys=bsd4-2
 504   ;;
 505   clipper-orion-bsd* )
 506     machine=orion105 opsys=bsd4-2
 507   ;;
 508
 509   ## IBM machines
 510   i[3456]86-ibm-aix1.1* )
 511     machine=ibmps2-aix opsys=usg5-2-2
 512   ;;
 513   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 514     machine=ibmps2-aix opsys=usg5-3
 515   ;;
 516   i370-ibm-aix*)
 517     machine=ibm370aix opsys=usg5-3
 518   ;;
 519   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 520     machine=ibmrs6000 opsys=aix3-1
 521   ;;
 522   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 523     machine=ibmrs6000 opsys=aix3-2-5
 524   ;;
 525   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 526     machine=ibmrs6000 opsys=aix4-1
 527   ;;
 528   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 529     machine=ibmrs6000 opsys=aix4-2
 530   ;;
 531   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 532     machine=ibmrs6000 opsys=aix4
 533   ;;
 534   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 535     machine=ibmrs6000 opsys=aix4-1
 536   ;;
 537   rs6000-ibm-aix* | powerpc-ibm-aix* )
 538     machine=ibmrs6000 opsys=aix3-2
 539   ;;
 540   romp-ibm-bsd4.3* )
 541     machine=ibmrt opsys=bsd4-3
 542   ;;
 543   romp-ibm-bsd4.2* )
 544     machine=ibmrt opsys=bsd4-2
 545   ;;
 546   romp-ibm-aos4.3* )
 547     machine=ibmrt opsys=bsd4-3
 548   ;;
 549   romp-ibm-aos4.2* )
 550     machine=ibmrt opsys=bsd4-2
 551   ;;
 552   romp-ibm-aos* )
 553     machine=ibmrt opsys=bsd4-3
 554   ;;
 555   romp-ibm-bsd* )
 556     machine=ibmrt opsys=bsd4-3
 557   ;;
 558   romp-ibm-aix* )
 559     machine=ibmrt-aix opsys=usg5-2-2
 560   ;;
 561
 562   ## Integrated Solutions `Optimum V'
 563   m68*-isi-bsd4.2* )
 564     machine=isi-ov opsys=bsd4-2
 565   ;;
 566   m68*-isi-bsd4.3* )
 567     machine=isi-ov opsys=bsd4-3
 568   ;;
 569
 570   ## Intel 386 machines where we do care about the manufacturer
 571   i[3456]86-intsys-sysv* )
 572     machine=is386 opsys=usg5-2-2
 573   ;;
 574
 575   ## Prime EXL
 576   i[3456]86-prime-sysv* )
 577     machine=i386 opsys=usg5-3
 578   ;;
 579
 580   ## Sequent Symmetry running Dynix
 581   i[3456]86-sequent-bsd* )
 582     machine=symmetry opsys=bsd4-3
 583   ;;
 584
 585   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 586   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 587     machine=sequent-ptx opsys=ptx4
 588     NON_GNU_CPP=/lib/cpp
 589   ;;
 590
 591   ## Sequent Symmetry running DYNIX/ptx
 592   ## Use the old cpp rather than the newer ANSI one.
 593   i[3456]86-sequent-ptx* )
 594     machine=sequent-ptx opsys=ptx
 595     NON_GNU_CPP="/lib/cpp"
 596   ;;
 597
 598   ## ncr machine running svr4.3.
 599   i[3456]86-ncr-sysv4.3 )
 600     machine=ncr386 opsys=usg5-4-3
 601   ;;
 602
 603   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 604   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 605   i[3456]86-ncr-sysv* )
 606     machine=ncr386 opsys=usg5-4-2
 607   ;;
 608
 609   ## Intel Paragon OSF/1
 610   i860-intel-osf1* )
 611     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 612   ;;
 613
 614   ## Intel 860
 615   i860-*-sysv4* )
 616     machine=i860 opsys=usg5-4
 617     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 618     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 619   ;;
 620
 621   ## Masscomp machines
 622   m68*-masscomp-rtu* )
 623     machine=masscomp opsys=rtu
 624   ;;
 625
 626   ## Megatest machines
 627   m68*-megatest-bsd* )
 628     machine=mega68 opsys=bsd4-2
 629   ;;
 630
 631   ## Workstations sold by MIPS
 632   ## This is not necessarily all workstations using the MIPS processor -
 633   ## Irises are produced by SGI, and DECstations by DEC.
 634
 635   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 636   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 637   ## it gives for choosing between the alternatives seems to be "Use
 638   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 639   ## the BSD world."  I'll assume that these are instructions for
 640   ## handling two odd situations, and that every other situation
 641   ## should use mips.h and usg5-2-2, they being listed first.
 642   mips-mips-usg* )
 643     machine=mips4
 644     ## Fall through to the general code at the bottom to decide on the OS.
 645   ;;
 646   mips-mips-riscos4* )
 647     machine=mips4 opsys=bsd4-3
 648     NON_GNU_CC="cc -systype bsd43"
 649     NON_GNU_CPP="cc -systype bsd43 -E"
 650   ;;
 651   mips-mips-riscos5* )
 652     machine=mips4 opsys=riscos5
 653     NON_GNU_CC="cc -systype bsd43"
 654     NON_GNU_CPP="cc -systype bsd43 -E"
 655   ;;
 656   mips-mips-bsd* )
 657     machine=mips opsys=bsd4-3
 658   ;;
 659   mips-mips-* )
 660     machine=mips opsys=usg5-2-2
 661   ;;
 662
 663   ## NeXT
 664   m68*-next-* | m68k-*-nextstep* )
 665     machine=m68k opsys=nextstep
 666   ;;
 667
 668   ## The complete machine from National Semiconductor
 669   ns32k-ns-genix* )
 670     machine=ns32000 opsys=usg5-2
 671   ;;
 672
 673   ## NCR machines
 674   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 675     machine=tower32 opsys=usg5-2-2
 676   ;;
 677   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 678     machine=tower32v3 opsys=usg5-3
 679   ;;
 680
 681   ## NEC EWS4800
 682   mips-nec-sysv4*)
 683   machine=ews4800 opsys=ux4800
 684   ;;
 685
 686   ## Nixdorf Targon 31
 687   m68*-nixdorf-sysv* )
 688     machine=targon31 opsys=usg5-2-2
 689   ;;
 690
 691   ## Nu (TI or LMI)
 692   m68*-nu-sysv* )
 693     machine=nu opsys=usg5-2
 694   ;;
 695
 696   ## Plexus
 697   m68*-plexus-sysv* )
 698     machine=plexus opsys=usg5-2
 699   ;;
 700
 701   ## PowerPC reference platform
 702   powerpcle-*-solaris2* )
 703     machine=prep
 704     opsys=sol2-5
 705   ;;
 706
 707   ## Pyramid machines
 708   ## I don't really have any idea what sort of processor the Pyramid has,
 709   ## so I'm assuming it is its own architecture.
 710   pyramid-pyramid-bsd* )
 711     machine=pyramid opsys=bsd4-2
 712   ;;
 713
 714   ## Sequent Balance
 715   ns32k-sequent-bsd4.2* )
 716     machine=sequent opsys=bsd4-2
 717   ;;
 718   ns32k-sequent-bsd4.3* )
 719     machine=sequent opsys=bsd4-3
 720   ;;
 721
 722   ## Siemens Nixdorf
 723   mips-siemens-sysv* | mips-sni-sysv*)
 724     machine=mips-siemens opsys=usg5-4
 725     NON_GNU_CC=/usr/ccs/bin/cc
 726     NON_GNU_CPP=/usr/ccs/lib/cpp
 727   ;;
 728
 729   ## Silicon Graphics machines
 730   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 731   m68*-sgi-iris3.5* )
 732     machine=irist opsys=iris3-5
 733   ;;
 734   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 735     machine=irist opsys=iris3-6
 736   ;;
 737   ## Iris 4D
 738   mips-sgi-irix3* )
 739     machine=iris4d opsys=irix3-3
 740   ;;
 741   mips-sgi-irix4* )
 742     machine=iris4d opsys=irix4-0
 743   ;;
 744   mips-sgi-irix6.5 )
 745     machine=iris4d opsys=irix6-5
 746     NON_GNU_CPP=/lib/cpp
 747     NON_GCC_TEST_OPTIONS="-n32 -G0"
 748   ;;
 749   mips-sgi-irix6* )
 750     machine=iris4d opsys=irix6-0
 751     NON_GNU_CPP=/lib/cpp
 752     NON_GCC_TEST_OPTIONS=-32
 753   ;;
 754   mips-sgi-irix5.[01]* )
 755     machine=iris4d opsys=irix5-0
 756   ;;
 757   mips-sgi-irix5* | mips-sgi-irix* )
 758     machine=iris4d opsys=irix5-2
 759   ;;
 760
 761   ## SONY machines
 762   m68*-sony-bsd4.2* )
 763     machine=news opsys=bsd4-2
 764   ;;
 765   m68*-sony-bsd4.3* )
 766     machine=news opsys=bsd4-3
 767   ;;
 768   m68*-sony-newsos3* | m68*-sony-news3*)
 769     machine=news opsys=bsd4-3
 770   ;;
 771   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 772     machine=news-risc opsys=bsd4-3
 773   ;;
 774   mips-sony-newsos6* )
 775     machine=news-r6 opsys=newsos6
 776   ;;
 777   mips-sony-news* )
 778     machine=news-risc opsys=newsos5
 779   ;;
 780
 781   ## Stride
 782   m68*-stride-sysv* )
 783     machine=stride opsys=usg5-2
 784   ;;
 785
 786   ## Suns
 787   sparc-*-linux-gnu* )
 788     machine=sparc opsys=gnu-linux
 789   ;;
 790
 791   *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 792     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 793     | rs6000-*-solaris2*)
 794     case "${canonical}" in
 795       m68*-sunos1* )    machine=sun1 ;;
 796       m68*-sunos2* )    machine=sun2 ;;
 797       m68* )            machine=sun3 ;;
 798       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 799       i[3456]86-*-* )     machine=intel386 ;;
 800       powerpcle* )      machine=powerpcle ;;
 801       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 802       sparc* )          machine=sparc ;;
 803       * )               unported=yes ;;
 804     esac
 805     case "${canonical}" in
 806       ## The Sun386 didn't get past 4.0.
 807       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 808       *-sunos4.0*         ) opsys=sunos4-0 ;;
 809       *-sunos4.1.[3-9]*noshare )
 810                 ## This name is sunos413 instead of sunos4-1-3
 811                 ## to avoid a file name conflict on MSDOS.
 812                 opsys=sunos413
 813                 NON_GNU_CPP=/usr/lib/cpp
 814                 NON_GCC_TEST_OPTIONS=-Bstatic
 815                 GCC_TEST_OPTIONS=-static
 816                 ;;
 817       *-sunos4.1.[3-9]* | *-sunos4shr*)
 818                 opsys=sunos4shr
 819                 NON_GNU_CPP=/usr/lib/cpp
 820                 ;;
 821       *-sunos4* | *-sunos )
 822                 opsys=sunos4-1
 823                 NON_GCC_TEST_OPTIONS=-Bstatic
 824                 GCC_TEST_OPTIONS=-static
 825                 ;;
 826       *-sunos5.3* | *-solaris2.3* )
 827                 opsys=sol2-3
 828                 NON_GNU_CPP=/usr/ccs/lib/cpp
 829                 ;;
 830       *-sunos5.4* | *-solaris2.4* )
 831                 opsys=sol2-4
 832                 NON_GNU_CPP=/usr/ccs/lib/cpp
 833                 RANLIB="ar -ts"
 834                 ;;
 835       *-sunos5.5* | *-solaris2.5* )
 836                 opsys=sol2-5
 837                 NON_GNU_CPP=/usr/ccs/lib/cpp
 838                 RANLIB="ar -ts"
 839                 ;;
 840       *-sunos5* | *-solaris* )
 841                 opsys=sol2-5
 842                 NON_GNU_CPP=/usr/ccs/lib/cpp
 843                 ;;
 844       *                   ) opsys=bsd4-2   ;;
 845     esac
 846     ## Watch out for a compiler that we know will not work.
 847     case "${canonical}" in
 848      *-solaris* | *-sunos5* )
 849                 if [ "x$CC" = x/usr/ucb/cc ]; then
 850                   ## /usr/ucb/cc doesn't work;
 851                   ## we should find some other compiler that does work.
 852                   unset CC
 853                 fi
 854                 ;;
 855       *) ;;
 856     esac
 857   ;;
 858   sparc-*-nextstep* )
 859     machine=sparc opsys=nextstep
 860   ;;
 861
 862   ## Tadpole 68k
 863   m68*-tadpole-sysv* )
 864     machine=tad68k opsys=usg5-3
 865   ;;
 866
 867   ## Tahoe machines
 868   tahoe-tahoe-bsd4.2* )
 869     machine=tahoe opsys=bsd4-2
 870   ;;
 871   tahoe-tahoe-bsd4.3* )
 872     machine=tahoe opsys=bsd4-3
 873   ;;
 874
 875   ## Tandem Integrity S2
 876   mips-tandem-sysv* )
 877     machine=tandem-s2 opsys=usg5-3
 878   ;;
 879
 880   ## Tektronix XD88
 881   m88k-tektronix-sysv3* )
 882   machine=tekxd88 opsys=usg5-3
 883   ;;
 884
 885   ## Tektronix 16000 box (6130?)
 886   ns16k-tektronix-bsd* )
 887     machine=ns16000 opsys=bsd4-2
 888   ;;
 889   ## Tektronix 4300
 890   ## src/m/tek4300.h hints that this is a m68k machine.
 891   m68*-tektronix-bsd* )
 892     machine=tek4300 opsys=bsd4-3
 893   ;;
 894
 895   ## Titan P2 or P3
 896   ## We seem to have lost the machine-description file titan.h!
 897   titan-titan-sysv* )
 898     machine=titan opsys=usg5-3
 899   ;;
 900
 901   ## Ustation E30 (SS5E)
 902   m68*-unisys-uniplus* )
 903     machine=ustation opsystem=unipl5-2
 904   ;;
 905
 906   ## Vaxen.
 907   vax-dec-* )
 908     machine=vax
 909     case "${canonical}" in
 910       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 911       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 912       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 913       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 914       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 915       *-vms* )                                          opsys=vms ;;
 916       * )                                               unported=yes
 917     esac
 918   ;;
 919
 920   ## Whitechapel MG1
 921   ns16k-whitechapel-* )
 922     machine=mg1
 923     ## We don't know what sort of OS runs on these; we'll let the
 924     ## operating system guessing code below try.
 925   ;;
 926
 927   ## Wicat
 928   m68*-wicat-sysv* )
 929     machine=wicat opsys=usg5-2
 930   ;;
 931
 932   ## Intel 386 machines where we don't care about the manufacturer
 933   i[3456]86-*-* )
 934     machine=intel386
 935     case "${canonical}" in
 936       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 937       *-isc2.2* )               opsys=isc2-2 ;;
 938       *-isc4.0* )               opsys=isc4-0 ;;
 939       *-isc4.* )                opsys=isc4-1
 940                                 GCC_TEST_OPTIONS=-posix
 941                                 NON_GCC_TEST_OPTIONS=-Xp
 942                                 ;;
 943       *-isc* )                  opsys=isc3-0 ;;
 944       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 945       *-esix* )                 opsys=esix ;;
 946       *-xenix* )                opsys=xenix ;;
 947       *-linux-gnu* )            opsys=gnu-linux ;;
 948       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
 949       *-sco3.2v5* )             opsys=sco5
 950                                 NON_GNU_CPP=/lib/cpp
 951                                 # Prevent -belf from being passed to $CPP.
 952                                 # /lib/cpp does not accept it.
 953                                 OVERRIDE_CPPFLAGS=" "
 954                                 ;;
 955       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
 956       *-386bsd* )               opsys=386bsd ;;
 957       *-freebsd* )              opsys=freebsd ;;
 958       *-nextstep* )             opsys=nextstep ;;
 959       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
 960     esac
 961   ;;
 962
 963   ## m68k Linux-based GNU system
 964   m68k-*-linux-gnu* )
 965     machine=m68k opsys=gnu-linux
 966   ;;
 967
 968   ## Mips Linux-based GNU system
 969   mips-*-linux-gnu* )
 970     machine=mips opsys=gnu-linux
 971   ;;
 972
 973   ## UXP/DS
 974   sparc-fujitsu-sysv4* )
 975     machine=sparc opsys=uxpds
 976     NON_GNU_CPP=/usr/ccs/lib/cpp
 977     RANLIB="ar -ts"
 978   ;;
 979
 980   * )
 981     unported=yes
 982   ;;
 983 esac
 984
 985 ### If the code above didn't choose an operating system, just choose
 986 ### an operating system based on the configuration name.  You really
 987 ### only want to use this when you have no idea what the right
 988 ### operating system is; if you know what operating systems a machine
 989 ### runs, it's cleaner to make it explicit in the case statement
 990 ### above.
 991 if test x"${opsys}" = x; then
 992   case "${canonical}" in
 993     *-gnu* )                            opsys=gnu ;;
 994     *-bsd4.[01] )                       opsys=bsd4-1 ;;
 995     *-bsd4.2 )                          opsys=bsd4-2 ;;
 996     *-bsd4.3 )                          opsys=bsd4-3 ;;
 997     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
 998     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
 999     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1000     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1001     *-sysv4.2uw* )                      opsys=unixware ;;
1002     *-sysv4.1* | *-sysvr4.1* )
1003         NON_GNU_CPP=/usr/lib/cpp
1004         opsys=usg5-4 ;;
1005     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1006         if [ x$NON_GNU_CPP = x ]; then
1007           if [ -f /usr/ccs/lib/cpp ]; then
1008             NON_GNU_CPP=/usr/ccs/lib/cpp
1009           else
1010             NON_GNU_CPP=/lib/cpp
1011           fi
1012         fi
1013         opsys=usg5-4-2 ;;
1014     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1015     * )
1016       unported=yes
1017     ;;
1018   esac
1019 fi
1020
1021 if test "x$RANLIB" = x; then
1022   RANLIB=ranlib
1023 fi
1024
1025 changequote([, ])dnl
1026
1027 if test $unported = yes; then
1028   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1029 Check \`etc/MACHINES' for recognized configuration names.])
1030 fi
1031
1032 machfile="m/${machine}.h"
1033 opsysfile="s/${opsys}.h"
1034
1035
1036 #### Choose a compiler.
1037 test -n "$CC" && cc_specified=yes
1038
1039 # Save the value of CFLAGS that the user specified.
1040 SPECIFIED_CFLAGS="$CFLAGS"
1041
1042 case ${with_gcc} in
1043   "yes" ) CC="gcc" GCC=yes ;;
1044   "no"  ) : ${CC=cc} ;;
1045   * ) AC_PROG_CC
1046 esac
1047
1048 # On Suns, sometimes $CPP names a directory.
1049 if test -n "$CPP" && test -d "$CPP"; then
1050   CPP=
1051 fi
1052
1053 #### Some systems specify a CPP to use unless we are using GCC.
1054 #### Now that we know whether we are using GCC, we can decide whether
1055 #### to use that one.
1056 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1057 then
1058   CPP="$NON_GNU_CPP"
1059 fi
1060
1061 #### Some systems specify a CC to use unless we are using GCC.
1062 #### Now that we know whether we are using GCC, we can decide whether
1063 #### to use that one.
1064 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1065   test x$cc_specified != xyes
1066 then
1067   CC="$NON_GNU_CC"
1068 fi
1069
1070 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1071 then
1072   CC="$CC $GCC_TEST_OPTIONS"
1073 fi
1074
1075 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1076 then
1077   CC="$CC $NON_GCC_TEST_OPTIONS"
1078 fi
1079
1080 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1081 then
1082   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1083 fi
1084
1085 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1086 then
1087   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1088 fi
1089
1090 #### Some other nice autoconf tests.  If you add a test here which
1091 #### should make an entry in src/config.h, don't forget to add an
1092 #### #undef clause to src/config.h.in for autoconf to modify.
1093
1094 dnl checks for programs
1095 AC_PROG_LN_S
1096 AC_PROG_CPP
1097 AC_PROG_INSTALL
1098 AC_PROG_YACC
1099
1100 dnl checks for Unix variants
1101 AC_AIX
1102
1103 dnl checks for header files
1104 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)
1105 AC_HEADER_STDC
1106 AC_HEADER_TIME
1107 AC_DECL_SYS_SIGLIST
1108
1109 dnl Some systems have utime.h but don't declare the struct anyplace.
1110 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1111 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1112 #include <sys/time.h>
1113 #include <time.h>
1114 #else
1115 #ifdef HAVE_SYS_TIME_H
1116 #include <sys/time.h>
1117 #else
1118 #include <time.h>
1119 #endif
1120 #endif
1121 #ifdef HAVE_UTIME_H
1122 #include <utime.h>
1123 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1124   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1125 if test $emacs_cv_struct_utimbuf = yes; then
1126   AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1127 fi
1128
1129 dnl checks for typedefs
1130 AC_TYPE_SIGNAL
1131
1132 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1133 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1134 #include <sys/time.h>
1135 #include <time.h>
1136 #else
1137 #ifdef HAVE_SYS_TIME_H
1138 #include <sys/time.h>
1139 #else
1140 #include <time.h>
1141 #endif
1142 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1143   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1144 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1145 if test $emacs_cv_struct_timeval = yes; then
1146   AC_DEFINE(HAVE_TIMEVAL)
1147 fi
1148
1149 dnl checks for structure members
1150 AC_STRUCT_TM
1151 AC_STRUCT_TIMEZONE
1152
1153 dnl checks for compiler characteristics
1154 AC_C_CONST
1155
1156 dnl check for Make feature
1157 AC_PROG_MAKE_SET
1158
1159 dnl checks for operating system services
1160 AC_SYS_LONG_FILE_NAMES
1161
1162 #### Choose a window system.
1163
1164 AC_PATH_X
1165 if test "$no_x" = yes; then
1166   window_system=none
1167 else
1168   window_system=x11
1169 fi
1170
1171 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1172   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1173   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1174   x_default_search_path=""
1175   for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1176     x_search_path="${x_library}/X11/%L/%T/%N%C%S:\
1177 ${x_library}/X11/%L/%T/%N%C%S:${x_libary}/X11/%l/%T/%N%C%S:\
1178 ${x_library}/X11/%T/%N%C%S:${x_library}/X11/%L/%T/%N%S:\
1179 ${x_library}/X11/%l/%T/%N%S:${x_library}/X11/%T/%N%S"
1180     if test x"${x_default_search_path}" = x; then
1181       x_default_search_path=${x_search_path}
1182     else
1183       x_default_search_path="${x_search_path}:${x_default_search_path}"
1184     fi
1185   done
1186 fi
1187 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1188   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1189 fi
1190
1191 if test x"${x_includes}" = x; then
1192   bitmapdir=/usr/include/X11/bitmaps
1193 else
1194   # accumulate include directories that have X11 bitmap subdirectories
1195   bmd_acc="dummyval"
1196   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1197     if test -d "${bmd}/X11/bitmaps"; then
1198       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1199     elif test -d "${bmd}/bitmaps"; then
1200       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1201     fi
1202   done
1203   if test ${bmd_acc} != "dummyval"; then
1204     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1205   fi
1206 fi
1207
1208 case "${window_system}" in
1209   x11 )
1210     HAVE_X_WINDOWS=yes
1211     HAVE_X11=yes
1212     case "${with_x_toolkit}" in
1213       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1214       motif ) USE_X_TOOLKIT=MOTIF ;;
1215 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1216       no ) USE_X_TOOLKIT=none ;;
1217 dnl If user did not say whether to use a toolkit,
1218 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1219       * ) USE_X_TOOLKIT=maybe ;;
1220     esac
1221   ;;
1222   none )
1223     HAVE_X_WINDOWS=no
1224     HAVE_X11=no
1225     USE_X_TOOLKIT=none
1226   ;;
1227 esac
1228
1229 ### If we're using X11, we should use the X menu package.
1230 HAVE_MENUS=no
1231 case ${HAVE_X11} in
1232   yes ) HAVE_MENUS=yes ;;
1233 esac
1234
1235 if test "${opsys}" = "hpux9"; then
1236   case "${x_libraries}" in
1237     *X11R4* )
1238       opsysfile="s/hpux9-x11r4.h"
1239       ;;
1240   esac
1241 fi
1242
1243 if test "${opsys}" = "hpux9shr"; then
1244   case "${x_libraries}" in
1245     *X11R4* )
1246       opsysfile="s/hpux9shxr4.h"
1247       ;;
1248   esac
1249 fi
1250
1251 #### Extract some information from the operating system and machine files.
1252
1253 AC_CHECKING([the machine- and system-dependent files to find out
1254  - which libraries the lib-src programs will want, and
1255  - whether the GNU malloc routines are usable])
1256
1257 ### First figure out CFLAGS (which we use for running the compiler here)
1258 ### and REAL_CFLAGS (which we use for real compilation).
1259 ### The two are the same except on a few systems, where they are made
1260 ### different to work around various lossages.  For example,
1261 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1262 ### as implying static linking.
1263
1264 ### If the CFLAGS env var is specified, we use that value
1265 ### instead of the default.
1266
1267 ### It's not important that this name contain the PID; you can't run
1268 ### two configures in the same directory and have anything work
1269 ### anyway.
1270 tempcname="conftest.c"
1271
1272 echo '
1273 #include "'${srcdir}'/src/'${opsysfile}'"
1274 #include "'${srcdir}'/src/'${machfile}'"
1275 #ifndef LIBS_MACHINE
1276 #define LIBS_MACHINE
1277 #endif
1278 #ifndef LIBS_SYSTEM
1279 #define LIBS_SYSTEM
1280 #endif
1281 #ifndef C_SWITCH_SYSTEM
1282 #define C_SWITCH_SYSTEM
1283 #endif
1284 #ifndef C_SWITCH_MACHINE
1285 #define C_SWITCH_MACHINE
1286 #endif
1287 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1288 configure___ c_switch_system=C_SWITCH_SYSTEM
1289 configure___ c_switch_machine=C_SWITCH_MACHINE
1290
1291 #ifndef LIB_X11_LIB
1292 #define LIB_X11_LIB -lX11
1293 #endif
1294
1295 #ifndef LIBX11_MACHINE
1296 #define LIBX11_MACHINE
1297 #endif
1298
1299 #ifndef LIBX11_SYSTEM
1300 #define LIBX11_SYSTEM
1301 #endif
1302 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1303
1304 #ifdef UNEXEC
1305 configure___ unexec=UNEXEC
1306 #else
1307 configure___ unexec=unexec.o
1308 #endif
1309
1310 #ifdef SYSTEM_MALLOC
1311 configure___ system_malloc=yes
1312 #else
1313 configure___ system_malloc=no
1314 #endif
1315
1316 #ifndef C_DEBUG_SWITCH
1317 #define C_DEBUG_SWITCH -g
1318 #endif
1319
1320 #ifndef C_OPTIMIZE_SWITCH
1321 #define C_OPTIMIZE_SWITCH -O
1322 #endif
1323
1324 #ifndef LD_SWITCH_MACHINE
1325 #define LD_SWITCH_MACHINE
1326 #endif
1327
1328 #ifndef LD_SWITCH_SYSTEM
1329 #define LD_SWITCH_SYSTEM
1330 #endif
1331
1332 #ifndef LD_SWITCH_X_SITE_AUX
1333 #define LD_SWITCH_X_SITE_AUX
1334 #endif
1335
1336 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1337 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1338
1339 #ifdef THIS_IS_CONFIGURE
1340
1341 /* Get the CFLAGS for tests in configure.  */
1342 #ifdef __GNUC__
1343 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1344 #else
1345 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1346 #endif
1347
1348 #else /* not THIS_IS_CONFIGURE */
1349
1350 /* Get the CFLAGS for real compilation.  */
1351 #ifdef __GNUC__
1352 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1353 #else
1354 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1355 #endif
1356
1357 #endif /* not THIS_IS_CONFIGURE */
1358 ' > ${tempcname}
1359
1360 # The value of CPP is a quoted variable reference, so we need to do this
1361 # to get its actual value...
1362 CPP=`eval "echo $CPP"`
1363 changequote(, )dnl
1364 eval `${CPP} -Isrc ${tempcname} \
1365        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1366 if test "x$SPECIFIED_CFLAGS" = x; then
1367   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1368          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1369 else
1370   REAL_CFLAGS="$CFLAGS"
1371 fi
1372 changequote([, ])dnl
1373 rm ${tempcname}
1374
1375 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1376
1377 ### Compute the unexec source name from the object name.
1378 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1379
1380 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1381 # Assume not, until told otherwise.
1382 GNU_MALLOC=yes
1383 doug_lea_malloc=yes
1384 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1385 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1386 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1387                emacs_cv_var___after_morecore_hook,
1388 AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1389   emacs_cv_var___after_morecore_hook=yes,
1390   emacs_cv_var___after_morecore_hook=no))
1391 if test $emacs_cv_var___after_morecore_hook = no; then
1392   doug_lea_malloc=no
1393 fi
1394 if test "${system_malloc}" = "yes"; then
1395   GNU_MALLOC=no
1396   GNU_MALLOC_reason="
1397     (The GNU allocators don't work with this system configuration.)"
1398 fi
1399 if test "$doug_lea_malloc" = "yes" ; then
1400   if test "$GNU_MALLOC" = yes ; then
1401     GNU_MALLOC_reason="
1402       (Using Doug Lea's new malloc from the GNU C Library.)"
1403   fi
1404   AC_DEFINE(DOUG_LEA_MALLOC)
1405 fi
1406
1407 if test x"${REL_ALLOC}" = x; then
1408   REL_ALLOC=${GNU_MALLOC}
1409 fi
1410
1411 LISP_FLOAT_TYPE=yes
1412
1413
1414 #### Add the libraries to LIBS and check for some functions.
1415
1416 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1417   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1418 else
1419   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1420 fi
1421
1422 LIBS="$libsrc_libs $LIBS"
1423
1424 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1425 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1426 AC_CHECK_LIB(dnet, dnet_ntoa)
1427 dnl This causes -lresolv to get used in subsequent tests,
1428 dnl which causes failures on some systems such as HPUX 9.
1429 dnl AC_CHECK_LIB(resolv, gethostbyname)
1430
1431 dnl FIXME replace main with a function we actually want from this library.
1432 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1433
1434 AC_CHECK_LIB(pthreads, cma_open)
1435
1436 AC_MSG_CHECKING(for XFree86)
1437 if test -d /usr/X386/include; then
1438   HAVE_XFREE386=yes
1439   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1440 else
1441   HAVE_XFREE386=no
1442 fi
1443 AC_MSG_RESULT($HAVE_XFREE386)
1444
1445 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1446 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1447
1448 if test "${HAVE_X11}" = "yes"; then
1449   DEFS="$C_SWITCH_X_SITE $DEFS"
1450   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1451   LIBS="$LIBX $LIBS"
1452   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1453
1454   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1455   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1456   # but it's more convenient here to set LD_RUN_PATH
1457   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1458   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1459     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1460     export LD_RUN_PATH
1461   fi
1462
1463   if test "${opsys}" = "gnu-linux"; then
1464     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1465     AC_TRY_LINK([],
1466      [XOpenDisplay ("foo");],
1467      [xlinux_first_failure=no],
1468      [xlinux_first_failure=yes])
1469     if test "${xlinux_first_failure}" = "yes"; then
1470       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1471       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1472       OLD_CPPFLAGS="$CPPFLAGS"
1473       OLD_LIBS="$LIBS"
1474       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1475       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1476       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1477       LIBS="$LIBS -b i486-linuxaout"
1478       AC_TRY_LINK([],
1479        [XOpenDisplay ("foo");],
1480        [xlinux_second_failure=no],
1481        [xlinux_second_failure=yes])
1482       if test "${xlinux_second_failure}" = "yes"; then
1483         # If we get the same failure with -b, there is no use adding -b.
1484         # So take it out.  This plays safe.
1485         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1486         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1487         CPPFLAGS="$OLD_CPPFLAGS"
1488         LIBS="$OLD_LIBS"
1489         AC_MSG_RESULT(no)
1490       else
1491         AC_MSG_RESULT(yes)
1492       fi
1493     else
1494       AC_MSG_RESULT(no)
1495     fi
1496   fi
1497
1498   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1499 XScreenNumberOfScreen XSetWMProtocols)
1500 fi
1501
1502 if test "${window_system}" = "x11"; then
1503   AC_MSG_CHECKING(X11 version 6)
1504   AC_CACHE_VAL(emacs_cv_x11_version_6,
1505   AC_TRY_LINK([#include <X11/Xlib.h>],
1506 [#if XlibSpecificationRelease < 6
1507 fail;
1508 #endif
1509 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no))
1510   if test $emacs_cv_x11_version_6 = yes; then
1511     AC_MSG_RESULT(6 or newer)
1512     AC_DEFINE(HAVE_X11R6)
1513   else
1514     AC_MSG_RESULT(before 6)
1515   fi
1516 fi
1517
1518 if test "${window_system}" = "x11"; then
1519   AC_MSG_CHECKING(X11 version 5)
1520   AC_CACHE_VAL(emacs_cv_x11_version_5,
1521   AC_TRY_LINK([#include <X11/Xlib.h>],
1522 [#if XlibSpecificationRelease < 5
1523 fail;
1524 #endif
1525 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no))
1526   if test $emacs_cv_x11_version_5 = yes; then
1527     AC_MSG_RESULT(5 or newer)
1528     HAVE_X11R5=yes
1529     AC_DEFINE(HAVE_X11R5)
1530   else
1531     HAVE_X11R5=no
1532     AC_MSG_RESULT(before 5)
1533   fi
1534 fi
1535
1536 dnl Do not put whitespace before the #include statements below.
1537 dnl Older compilers (eg sunos4 cc) choke on it.
1538 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1539   if test x"${HAVE_X11R5}" = xyes; then
1540     AC_MSG_CHECKING(X11 version 5 with Xaw)
1541     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1542     AC_TRY_LINK([
1543 #include <X11/Intrinsic.h>
1544 #include <X11/Xaw/Simple.h>],
1545       [],
1546       emacs_cv_x11_version_5_with_xaw=yes,
1547       emacs_cv_x11_version_5_with_xaw=no))
1548     if test $emacs_cv_x11_version_5_with_xaw = yes; then
1549       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1550       USE_X_TOOLKIT=LUCID
1551     else
1552       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1553       USE_X_TOOLKIT=none
1554     fi
1555   else
1556     USE_X_TOOLKIT=none
1557   fi
1558 fi
1559
1560 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1561
1562 if test "${USE_X_TOOLKIT}" != "none"; then
1563   AC_MSG_CHECKING(X11 toolkit version)
1564   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1565   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1566 [#if XtSpecificationRelease < 6
1567 fail;
1568 #endif
1569 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no))
1570   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1571   if test $emacs_cv_x11_toolkit_version_6 = yes; then
1572     AC_MSG_RESULT(6 or newer)
1573     AC_DEFINE(HAVE_X11XTR6)
1574   else
1575     AC_MSG_RESULT(before 6)
1576   fi
1577
1578 dnl If using toolkit, check whether libXmu.a exists.
1579 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1580   OLDLIBS="$LIBS"
1581   if test x$HAVE_X11XTR6 = xyes; then
1582     LIBS="-lXt -lSM -lICE $LIBS"
1583   else
1584     LIBS="-lXt $LIBS"
1585   fi
1586   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1587   LIBS="$OLDLIBS"
1588 fi
1589
1590 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1591   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1592   AC_TRY_COMPILE([#include <Xm/Xm.h>],
1593     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1594 int x = 5;
1595 #else
1596 Motif version prior to 2.1.
1597 #endif],
1598     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no))
1599   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1600   if test $emacs_cv_motif_version_2_1 = yes; then
1601     AC_DEFINE(HAVE_MOTIF_2_1)
1602   fi
1603 fi
1604
1605 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1606 AC_CACHE_CHECK(whether netdb declares h_errno,
1607                emacs_cv_netdb_declares_h_errno,
1608 AC_TRY_LINK([#include <netdb.h>],
1609   [return h_errno;],
1610   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no))
1611 if test $emacs_cv_netdb_declares_h_errno = yes; then
1612   AC_DEFINE(HAVE_H_ERRNO)
1613 fi
1614
1615 AC_FUNC_ALLOCA
1616
1617 # fmod, logb, and frexp are found in -lm on most systems.
1618 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1619 AC_CHECK_LIB(m, sqrt)
1620
1621 # Check for mail-locking functions in a "mail" library
1622 AC_CHECK_LIB(mail, maillock,
1623              AC_DEFINE(HAVE_LIBMAIL)
1624              AC_CHECK_FUNCS(touchlock)
1625              AC_CHECK_HEADERS(maillock.h))
1626
1627 AC_CHECK_FUNCS(gettimeofday gethostname getdomainname dup2 \
1628 rename closedir mkdir rmdir sysinfo \
1629 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1630 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1631 utimes setrlimit setpgid getcwd shutdown strftime)
1632
1633 # Check this now, so that we will NOT find the above functions in ncurses.
1634 # That is because we have not set up to link ncurses in lib-src.
1635 # It's better to believe a function is not available
1636 # than to expect to find it in ncurses.
1637 AC_CHECK_LIB(ncurses, tparm)
1638
1639 # These tell us which Kerberos-related libraries to use.
1640 if test "${with_kerberos+set}" = set; then
1641   AC_CHECK_LIB(com_err, com_err)
1642   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
1643   AC_CHECK_LIB(krb5, krb5_init_context)
1644   if test "${with_kerberos5+set}" != set; then
1645     AC_CHECK_LIB(des, des_cbc_encrypt,,
1646                  AC_CHECK_LIB(des425, des_cbc_encrypt))
1647     AC_CHECK_LIB(krb, krb_get_cred,,
1648                  AC_CHECK_LIB(krb4, krb_get_cred))
1649   fi
1650
1651   if test "${with_kerberos5+set}" = set; then
1652     AC_CHECK_HEADERS(krb5.h)
1653   else
1654     AC_CHECK_HEADERS(des.h,,
1655                      AC_CHECK_HEADERS(kerberosIV/des.h,,
1656                                       AC_CHECK_HEADERS(kerberos/des.h)))
1657     AC_CHECK_HEADERS(krb.h,,
1658                      AC_CHECK_HEADERS(kerberosIV/krb.h,,
1659                                       AC_CHECK_HEADERS(kerberos/krb.h)))
1660   fi
1661   AC_CHECK_HEADERS(com_err.h)
1662 fi
1663
1664 # Solaris requires -lintl if you want strerror (which calls dgettext)
1665 # to return localized messages.
1666 AC_CHECK_LIB(intl, dgettext)
1667
1668 AC_MSG_CHECKING(whether localtime caches TZ)
1669 AC_CACHE_VAL(emacs_cv_localtime_cache,
1670 [if test x$ac_cv_func_tzset = xyes; then
1671 AC_TRY_RUN([#include <time.h>
1672 #if STDC_HEADERS
1673 # include <stdlib.h>
1674 #endif
1675 extern char **environ;
1676 unset_TZ ()
1677 {
1678   char **from, **to;
1679   for (to = from = environ; (*to = *from); from++)
1680     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1681       to++;
1682 }
1683 char TZ_GMT0[] = "TZ=GMT0";
1684 char TZ_PST8[] = "TZ=PST8";
1685 main()
1686 {
1687   time_t now = time ((time_t *) 0);
1688   int hour_GMT0, hour_unset;
1689   if (putenv (TZ_GMT0) != 0)
1690     exit (1);
1691   hour_GMT0 = localtime (&now)->tm_hour;
1692   unset_TZ ();
1693   hour_unset = localtime (&now)->tm_hour;
1694   if (putenv (TZ_PST8) != 0)
1695     exit (1);
1696   if (localtime (&now)->tm_hour == hour_GMT0)
1697     exit (1);
1698   unset_TZ ();
1699   if (localtime (&now)->tm_hour != hour_unset)
1700     exit (1);
1701   exit (0);
1702 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1703 [# If we have tzset, assume the worst when cross-compiling.
1704 emacs_cv_localtime_cache=yes])
1705 else
1706         # If we lack tzset, report that localtime does not cache TZ,
1707         # since we can't invalidate the cache if we don't have tzset.
1708         emacs_cv_localtime_cache=no
1709 fi])dnl
1710 AC_MSG_RESULT($emacs_cv_localtime_cache)
1711 if test $emacs_cv_localtime_cache = yes; then
1712   AC_DEFINE(LOCALTIME_CACHE)
1713 fi
1714
1715 if test "x$HAVE_TIMEVAL" = xyes; then
1716 AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
1717                emacs_cv_gettimeofday_two_arguments,
1718 AC_TRY_LINK([
1719 #ifdef TIME_WITH_SYS_TIME
1720 #include <sys/time.h>
1721 #include <time.h>
1722 #else
1723 #ifdef HAVE_SYS_TIME_H
1724 #include <sys/time.h>
1725 #else
1726 #include <time.h>
1727 #endif
1728 #endif
1729   ],
1730   [
1731   struct timeval time;
1732   struct timezone dummy;
1733   gettimeofday (&time, &dummy);
1734 ],
1735   emacs_cv_gettimeofday_two_arguments=yes,
1736   emacs_cv_gettimeofday_two_arguments=no))
1737   if test $emacs_cv_gettimeofday_two_arguments = no; then
1738     AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
1739   fi
1740 fi
1741
1742 ok_so_far=yes
1743 AC_CHECK_FUNC(socket, , ok_so_far=no)
1744 if test $ok_so_far = yes; then
1745   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1746 fi
1747 if test $ok_so_far = yes; then
1748   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1749 fi
1750 if test $ok_so_far = yes; then
1751   AC_DEFINE(HAVE_INET_SOCKETS)
1752 fi
1753
1754 if test -f /usr/lpp/X11/bin/smt.exp; then
1755   AC_DEFINE(HAVE_AIX_SMT_EXP)
1756 fi
1757
1758 # Set up the CFLAGS for real compilation, so we can substitute it.
1759 CFLAGS="$REAL_CFLAGS"
1760
1761 changequote(, )dnl
1762 #### Find out which version of Emacs this is.
1763 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
1764          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1765 changequote([, ])dnl
1766 if test x"${version}" = x; then
1767   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1768 fi
1769
1770 ### Specify what sort of things we'll be editing into Makefile and config.h.
1771 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1772 AC_SUBST(version)
1773 AC_SUBST(configuration)
1774 AC_SUBST(canonical)
1775 AC_SUBST(srcdir)
1776 AC_SUBST(prefix)
1777 AC_SUBST(exec_prefix)
1778 AC_SUBST(bindir)
1779 AC_SUBST(datadir)
1780 AC_SUBST(sharedstatedir)
1781 AC_SUBST(libexecdir)
1782 AC_SUBST(mandir)
1783 AC_SUBST(infodir)
1784 AC_SUBST(lispdir)
1785 AC_SUBST(locallisppath)
1786 AC_SUBST(lisppath)
1787 AC_SUBST(x_default_search_path)
1788 AC_SUBST(etcdir)
1789 AC_SUBST(archlibdir)
1790 AC_SUBST(docdir)
1791 AC_SUBST(bitmapdir)
1792 AC_SUBST(c_switch_system)
1793 AC_SUBST(c_switch_machine)
1794 AC_SUBST(LD_SWITCH_X_SITE)
1795 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1796 AC_SUBST(C_SWITCH_X_SITE)
1797 AC_SUBST(CFLAGS)
1798 AC_SUBST(X_TOOLKIT_TYPE)
1799 AC_SUBST(machfile)
1800 AC_SUBST(opsysfile)
1801 AC_SUBST(RANLIB)
1802
1803 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
1804 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1805 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
1806 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1807 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1808 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1809 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
1810 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
1811
1812 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1813   AC_DEFINE(HAVE_X_WINDOWS)
1814 fi
1815 if test "${USE_X_TOOLKIT}" != "none" ; then
1816   AC_DEFINE(USE_X_TOOLKIT)
1817 fi
1818 if test "${HAVE_X11}" = "yes" ; then
1819   AC_DEFINE(HAVE_X11)
1820 fi
1821 if test "${HAVE_XFREE386}" = "yes" ; then
1822   AC_DEFINE(HAVE_XFREE386)
1823 fi
1824 if test "${HAVE_MENUS}" = "yes" ; then
1825   AC_DEFINE(HAVE_MENUS)
1826 fi
1827 if test "${GNU_MALLOC}" = "yes" ; then
1828   AC_DEFINE(GNU_MALLOC)
1829 fi
1830 if test "${REL_ALLOC}" = "yes" ; then
1831   AC_DEFINE(REL_ALLOC)
1832 fi
1833 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1834   AC_DEFINE(LISP_FLOAT_TYPE)
1835 fi
1836
1837 #### Report on what we decided to do.
1838 echo "
1839 Configured for \`${canonical}'.
1840
1841   Where should the build process find the source code?    ${srcdir}
1842   What operating system and machine description files should Emacs use?
1843         \`${opsysfile}' and \`${machfile}'
1844   What compiler should emacs be built with?               ${CC} ${CFLAGS}
1845   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
1846   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
1847   What window system should Emacs use?                    ${window_system}
1848   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
1849
1850 if test -n "${x_includes}"; then
1851 echo "  Where do we find X Windows header files?                ${x_includes}"
1852 else
1853 echo "  Where do we find X Windows header files?                Standard dirs"
1854 fi
1855 if test -n "${x_libraries}"; then
1856 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
1857 else
1858 echo "  Where do we find X Windows libraries?                   Standard dirs"
1859 fi
1860
1861 echo
1862
1863 # Remove any trailing slashes in these variables.
1864 changequote(, )dnl
1865 test "${prefix}" != NONE &&
1866   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1867 test "${exec_prefix}" != NONE &&
1868   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1869 changequote([, ])dnl
1870
1871 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1872         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
1873         leim/Makefile, [
1874
1875 ### Make the necessary directories, if they don't exist.
1876 for dir in etc lisp ; do
1877   test -d ${dir} || mkdir ${dir}
1878 done
1879
1880 # Build src/Makefile from ${srcdir}/src/Makefile.c
1881 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1882 # This must be done after src/config.h is built, since we rely on that file.
1883
1884 changequote(, )dnl The horror, the horror.
1885 # Now get this: Some word that is part of the ${srcdir} directory name
1886 # or the ${configuration} value might, just might, happen to be an
1887 # identifier like `sun4' or `i386' or something, and be predefined by
1888 # the C preprocessor to some helpful value like 1, or maybe the empty
1889 # string.  Needless to say consequent macro substitutions are less
1890 # than conducive to the makefile finding the correct directory.
1891 undefs="`echo $top_srcdir $configuration $canonical |
1892 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
1893     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1894 `"
1895 changequote([, ])dnl
1896
1897 echo creating src/paths.h
1898 make paths-force
1899
1900 echo creating lib-src/Makefile
1901 ( cd lib-src
1902   rm -f junk.c junk1.c junk2.c
1903   sed -e '/start of cpp stuff/q' \
1904       < Makefile.c > junk1.c
1905   sed -e '1,/start of cpp stuff/d'\
1906       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1907       < Makefile.c > junk.c
1908   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1909       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1910   cat junk1.c junk2.c > Makefile.new
1911   rm -f junk.c junk1.c junk2.c
1912   chmod 444 Makefile.new
1913   mv -f Makefile.new Makefile
1914 )
1915
1916 echo creating src/Makefile
1917 ( cd src
1918   rm -f junk.c junk1.c junk2.c
1919   sed -e '/start of cpp stuff/q' \
1920       < Makefile.c > junk1.c
1921   sed -e '1,/start of cpp stuff/d'\
1922       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1923       < Makefile.c > junk.c
1924   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1925       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1926   cat junk1.c junk2.c > Makefile.new
1927   rm -f junk.c junk1.c junk2.c
1928   chmod 444 Makefile.new
1929   mv -f Makefile.new Makefile
1930 )
1931
1932 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1933   echo creating src/.gdbinit
1934   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1935 fi
1936
1937 # This is how we know whether to re-run configure in certain cases.
1938 touch src/config.stamp
1939
1940 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])