configure.in

   1 dnl  Autoconf script for GNU Emacs
   2 dnl To rebuild the `configure' script from this, execute the command
   3 dnl     autoconf
   4 dnl in the directory containing this script.
   5 dnl
   6 dnl  Copyright (C) 1994, 1995, 1996, 1999, 2000 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 [  --without-gcc           don't use GCC to compile Emacs if GCC is found])
  39 AC_ARG_WITH(pop,
  40 [  --without-pop           don't support POP mail retrieval with movemail],
  41 [if test "$withval" = yes; then
  42    AC_DEFINE(MAIL_USE_POP)
  43 else :
  44 fi],
  45 AC_DEFINE(MAIL_USE_POP))
  46 AC_ARG_WITH(kerberos,
  47 [  --with-kerberos         support Kerberos-authenticated POP],
  48 [AC_DEFINE(KERBEROS)])
  49 AC_ARG_WITH(kerberos5,
  50 [  --with-kerberos5        support Kerberos version 5 authenticated POP],
  51 [if test "${with_kerberos5+set}" = set; then
  52   if test "${with_kerberos+set}" != set; then
  53     with_kerberos=yes
  54     AC_DEFINE(KERBEROS)
  55   fi
  56 fi
  57 AC_DEFINE(KERBEROS5)])
  58 AC_ARG_WITH(hesiod,
  59 [  --with-hesiod           support Hesiod to get the POP server host],
  60 [AC_DEFINE(HESIOD)])
  61 dnl This should be the last --with option, because --with-x is
  62 dnl added later on when we find the path of X, and it's best to
  63 dnl keep them together visually.
  64 AC_ARG_WITH(x-toolkit,
  65 [  --with-x-toolkit=KIT    use an X toolkit (KIT = yes/lucid/athena/motif/no)],
  66 [         case "${withval}" in
  67             y | ye | yes )      val=athena ;;
  68             n | no )            val=no  ;;
  69             l | lu | luc | luci | lucid )       val=lucid ;;
  70             a | at | ath | athe | athen | athena )      val=athena ;;
  71             m | mo | mot | moti | motif )       val=motif ;;
  72 dnl These don't currently work.
  73 dnl         o | op | ope | open | open- | open-l | open-lo \
  74 dnl             | open-loo | open-look )        val=open-look ;;
  75             * )
  76 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  77 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
  78 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
  79 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
  80 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
  81             ;;
  82           esac
  83           with_x_toolkit=$val
  84 ])
  85 AC_ARG_WITH(xpm,
  86 [  --with-xpm              use -lXpm for displaying XPM images])
  87 AC_ARG_WITH(jpeg,
  88 [  --with-jpeg             use -ljpeg for displaying JPEG images])
  89 AC_ARG_WITH(tiff,
  90 [  --with-tiff             use -ltiff for displaying TIFF images])
  91 AC_ARG_WITH(gif,
  92 [  --with-gif              use -lungif for displaying GIF images])
  93 AC_ARG_WITH(png,
  94 [  --with-png              use -lpng for displaying PNG images])
  95 AC_ARG_WITH(toolkit-scroll-bars,
  96 [  --without-toolkit-scroll-bars
  97                            don't use Motif or Xaw3d scroll bars])
  98 AC_ARG_WITH(xim,
  99 [  --without-xim           don't use X11 XIM])
 100
 101 #### Make srcdir absolute, if it isn't already.  It's important to
 102 #### avoid running the path through pwd unnecessary, since pwd can
 103 #### give you automounter prefixes, which can go away.  We do all this
 104 #### so Emacs can find its files when run uninstalled.
 105 case "${srcdir}" in
 106   /* ) ;;
 107   . )
 108     ## We may be able to use the $PWD environment variable to make this
 109     ## absolute.  But sometimes PWD is inaccurate.
 110     ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
 111     unset CDPATH
 112     if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`"  ;
 113     then
 114       srcdir="$PWD"
 115     else
 116       srcdir="`(cd ${srcdir}; pwd)`"
 117     fi
 118   ;;
 119   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
 120 esac
 121
 122 #### Check if the source directory already has a configured system in it.
 123 if test `pwd` != `(cd ${srcdir} && pwd)` \
 124    && test -f "${srcdir}/src/config.h" ; then
 125   AC_MSG_WARN([The directory tree \`${srcdir}' is being used
 126    as a build directory right now; it has been configured in its own
 127    right.  To configure in another directory as well, you MUST
 128    use GNU make.  If you do not have GNU make, then you must
 129    now do \`make distclean' in ${srcdir},
 130    and then run $0 again.])
 131
 132 changequote(, )dnl
 133   extrasub='/^VPATH[     ]*=/c\
 134 changequote([, ])dnl
 135 vpath %.c $(srcdir)\
 136 vpath %.h $(srcdir)\
 137 vpath %.y $(srcdir)\
 138 vpath %.l $(srcdir)\
 139 vpath %.s $(srcdir)\
 140 vpath %.in $(srcdir)\
 141 vpath %.texi $(srcdir)'
 142 fi
 143
 144 #### Given the configuration name, set machfile and opsysfile to the
 145 #### names of the m/*.h and s/*.h files we should use.
 146
 147 ### Canonicalize the configuration name.
 148
 149 AC_CANONICAL_HOST
 150 canonical=$host
 151 configuration=$host_alias
 152
 153 changequote(, )dnl
 154
 155 ### If you add support for a new configuration, add code to this
 156 ### switch statement to recognize your configuration name and select
 157 ### the appropriate operating system and machine description files.
 158
 159 ### You would hope that you could choose an m/*.h file pretty much
 160 ### based on the machine portion of the configuration name, and an s-
 161 ### file based on the operating system portion.  However, it turns out
 162 ### that each m/*.h file is pretty manufacturer-specific - for
 163 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 164 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 165 ### machines.  So we basically have to have a special case for each
 166 ### configuration name.
 167 ###
 168 ### As far as handling version numbers on operating systems is
 169 ### concerned, make sure things will fail in a fixable way.  If
 170 ### /etc/MACHINES doesn't say anything about version numbers, be
 171 ### prepared to handle anything reasonably.  If version numbers
 172 ### matter, be sure /etc/MACHINES says something about it.
 173 ###
 174 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 175 ### "System V Release 4"; he writes, "The old convention encouraged
 176 ### confusion between `system' and `release' levels'."
 177
 178 machine='' opsys='' unported=no
 179 case "${canonical}" in
 180
 181   ## NetBSD ports
 182   *-*-netbsd* )
 183     opsys=netbsd
 184     case "${canonical}" in
 185       alpha*-*-netbsd*) machine=alpha ;;
 186       i[3456]86-*-netbsd*) machine=intel386 ;;
 187       m68k-*-netbsd*)
 188                         # This is somewhat bogus.
 189                         machine=hp9000s300 ;;
 190       powerpc-apple-netbsd*) machine=macppc ;;
 191       mips-*-netbsd*)   machine=pmax ;;
 192       mipsel-*-netbsd*) machine=pmax ;;
 193       ns32k-*-netbsd*)  machine=ns32000 ;;
 194       powerpc-*-netbsd*) machine=macppc ;;
 195       sparc-*-netbsd*)  machine=sparc ;;
 196       vax-*-netbsd*)    machine=vax ;;
 197       arm-*-netbsd*)    machine=arm ;;
 198     esac
 199   ;;
 200
 201   ## OpenBSD ports
 202   *-*-openbsd* )
 203     opsys=openbsd
 204     case "${canonical}" in
 205       alpha*-*-openbsd*)        machine=alpha ;;
 206       i386-*-openbsd*)  machine=intel386 ;;
 207       m68k-*-openbsd*)  machine=hp9000s300 ;;
 208       mipsel-*-openbsd*) machine=pmax ;;
 209       ns32k-*-openbsd*) machine=ns32000 ;;
 210       sparc-*-openbsd*) machine=sparc ;;
 211       vax-*-openbsd*)   machine=vax ;;
 212     esac
 213   ;;
 214
 215   ## Acorn RISCiX:
 216   arm-acorn-riscix1.1* )
 217     machine=acorn opsys=riscix1-1
 218   ;;
 219   arm-acorn-riscix1.2* | arm-acorn-riscix )
 220     ## This name is riscix12 instead of riscix1.2
 221     ## to avoid a file name conflict on MSDOS.
 222     machine=acorn opsys=riscix12
 223   ;;
 224
 225   ## BSDI ports
 226   *-*-bsdi* )
 227     opsys=bsdi
 228     case "${canonical}" in
 229       i[345]86-*-bsdi*) machine=intel386 ;;
 230       sparc-*-bsdi*)  machine=sparc ;;
 231       powerpc-*-bsdi*)  machine=powerpc ;;
 232     esac
 233     case "${canonical}" in
 234       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 235       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 236       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 237       *-*-bsdi3* )              opsys=bsdos3 ;;
 238       *-*-bsdi4* )              opsys=bsdos4 ;;
 239     esac
 240   ;;
 241
 242   ## Alliant machines
 243   ## Strictly speaking, we need the version of the alliant operating
 244   ## system to choose the right machine file, but currently the
 245   ## configuration name doesn't tell us enough to choose the right
 246   ## one; we need to give alliants their own operating system name to
 247   ## do this right.  When someone cares, they can help us.
 248   fx80-alliant-* )
 249     machine=alliant4 opsys=bsd4-2
 250   ;;
 251   i860-alliant-* )
 252     machine=alliant-2800 opsys=bsd4-3
 253   ;;
 254
 255   ## Alpha (DEC) machines.
 256   alpha*-dec-osf* )
 257     machine=alpha opsys=osf1
 258     # This is needed to find X11R6.1 libraries for certain tests.
 259     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 260     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 261     case "${canonical}" in
 262     # This is necessary on 5.0 to avoid mangling src/Makefile.
 263     # Separated out in case it causes problems on earlier versions.
 264     alpha*-dec-osf[5-9]*)
 265       opsys=osf5-0
 266       NON_GNU_CPP='cpp' ;;
 267     esac
 268   ;;
 269
 270   alpha*-*-linux-gnu* )
 271     machine=alpha opsys=gnu-linux
 272   ;;
 273
 274   arm*-*-linux-gnu* )
 275     machine=arm opsys=gnu-linux
 276   ;;
 277
 278   ppc-*-linux | \
 279   powerpc-*-linux* )
 280     machine=powerpc opsys=gnu-linux
 281   ;;
 282
 283   ## Altos 3068
 284   m68*-altos-sysv* )
 285     machine=altos opsys=usg5-2
 286   ;;
 287
 288   ## Amdahl UTS
 289   580-amdahl-sysv* )
 290     machine=amdahl opsys=usg5-2-2
 291   ;;
 292
 293   ## Apollo, Domain/OS
 294   m68*-apollo-* )
 295     machine=apollo opsys=bsd4-3
 296   ;;
 297
 298   ## AT&T 3b2, 3b5, 3b15, 3b20
 299   we32k-att-sysv* )
 300     machine=att3b opsys=usg5-2-2
 301   ;;
 302
 303   ## AT&T 3b1 - The Mighty Unix PC!
 304   m68*-att-sysv* )
 305     machine=7300 opsys=usg5-2-2
 306   ;;
 307
 308   ## Bull dpx20
 309   rs6000-bull-bosx* )
 310     machine=ibmrs6000 opsys=aix3-2
 311   ;;
 312
 313   ## Bull dpx2
 314   m68*-bull-sysv3* )
 315     machine=dpx2 opsys=usg5-3
 316   ;;
 317
 318   ## Bull sps7
 319   m68*-bull-sysv2* )
 320     machine=sps7 opsys=usg5-2
 321   ;;
 322
 323   ## CCI 5/32, 6/32 -- see "Tahoe".
 324
 325   ## Celerity
 326   ## I don't know what configuration name to use for this; config.sub
 327   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 328   ## in touch with us!
 329   celerity-celerity-bsd* )
 330     machine=celerity opsys=bsd4-2
 331   ;;
 332
 333   ## Clipper
 334   ## What operating systems does this chip run that Emacs has been
 335   ## tested on?
 336   clipper-* )
 337     machine=clipper
 338     ## We'll use the catch-all code at the bottom to guess the
 339     ## operating system.
 340   ;;
 341
 342   ## Convex
 343   *-convex-bsd* | *-convex-convexos* )
 344     machine=convex opsys=bsd4-3
 345     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 346     NON_GNU_CPP="cc -E -P"
 347   ;;
 348
 349   ## Cubix QBx/386
 350   i[3456]86-cubix-sysv* )
 351     machine=intel386 opsys=usg5-3
 352   ;;
 353
 354   ## Cydra 5
 355   cydra*-cydrome-sysv* )
 356     machine=cydra5 opsys=usg5-3
 357   ;;
 358
 359   ## Data General AViiON Machines
 360   ## DG changed naming conventions with the release of 5.4.4.10, they
 361   ## dropped the initial 5.4 but left the intervening R.  Because of the
 362   ## R this shouldn't conflict with older versions of the OS (which I
 363   ## think were named like dgux4.*). In addition, DG new AViiONs series
 364   ## uses either Motorola M88k or Intel Pentium CPUs.
 365   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 366     machine=aviion opsys=dgux4
 367   ;;
 368   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 369     ## This name is dgux5-4-3 instead of dgux5-4r3
 370     ## to avoid a file name conflict on MSDOS.
 371     machine=aviion opsys=dgux5-4-3
 372   ;;
 373   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 374     machine=aviion opsys=dgux5-4r2
 375   ;;
 376   m88k-dg-dgux* )
 377     machine=aviion opsys=dgux
 378   ;;
 379
 380   ## Data General AViiON Intel (x86) Machines
 381   ## Exists from 5.4.3 (current i586-dg-dguxR4.11)
 382   ## Ehud Karni, 1998-may-30, ehud@unix.simonwiesel.co.il
 383   i[345]86-dg-dguxR4* )
 384     machine=aviion-intel opsys=dgux4
 385   ;;
 386
 387   ## DECstations
 388   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 389     machine=pmax opsys=bsd4-2
 390   ;;
 391   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 392     machine=pmax opsys=bsd4-3
 393   ;;
 394   mips-dec-ultrix* )
 395     machine=pmax opsys=ultrix4-3
 396   ;;
 397   mips-dec-osf* )
 398     machine=pmax opsys=osf1
 399   ;;
 400   mips-dec-mach_bsd4.3* )
 401     machine=pmax opsys=mach-bsd4-3
 402   ;;
 403
 404   ## Motorola Delta machines
 405   m68k-motorola-sysv* | m68000-motorola-sysv* )
 406     machine=delta opsys=usg5-3
 407     if test -z "`type gnucc | grep 'not found'`"
 408     then
 409       if test -s /etc/167config
 410       then CC="gnucc -m68040"
 411       else CC="gnucc -m68881"
 412       fi
 413     else
 414       if test -z "`type gcc | grep 'not found'`"
 415       then CC=gcc
 416       else CC=cc
 417       fi
 418     fi
 419   ;;
 420   m88k-motorola-sysv4* )
 421     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 422     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 423     # I hope there are not other 4.0 versions for this machine
 424     # which really need usg5-4 instead.
 425     machine=delta88k opsys=usg5-4-2
 426   ;;
 427   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 428     machine=delta88k opsys=usg5-3
 429   ;;
 430
 431   ## Dual machines
 432   m68*-dual-sysv* )
 433     machine=dual opsys=usg5-2
 434   ;;
 435   m68*-dual-uniplus* )
 436     machine=dual opsys=unipl5-2
 437   ;;
 438
 439   ## Elxsi 6400
 440   elxsi-elxsi-sysv* )
 441     machine=elxsi opsys=usg5-2
 442   ;;
 443
 444   ## Encore machines
 445   ns16k-encore-bsd* )
 446     machine=ns16000 opsys=umax
 447   ;;
 448
 449   ## The GEC 93 - apparently, this port isn't really finished yet.
 450
 451   ## Gould Power Node and NP1
 452   pn-gould-bsd4.2* )
 453     machine=gould opsys=bsd4-2
 454   ;;
 455   pn-gould-bsd4.3* )
 456     machine=gould opsys=bsd4-3
 457   ;;
 458   np1-gould-bsd* )
 459     machine=gould-np1 opsys=bsd4-3
 460   ;;
 461
 462   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 463   ## as far as Emacs is concerned).
 464   m88k-harris-cxux* )
 465     # Build needs to be different on 7.0 and later releases
 466     case "`uname -r`" in
 467        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 468        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 469     esac
 470     NON_GNU_CPP="/lib/cpp"
 471   ;;
 472   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 473   m68k-harris-cxux* )
 474     machine=nh3000 opsys=cxux
 475   ;;
 476   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 477   powerpc-harris-powerunix )
 478     machine=nh6000 opsys=powerunix
 479     NON_GNU_CPP="cc -Xo -E -P"
 480   ;;
 481   ## SR2001/SR2201 running HI-UX/MPP
 482   hppa1.1-hitachi-hiuxmpp* )
 483     machine=sr2k opsys=hiuxmpp
 484   ;;
 485   ## Honeywell XPS100
 486   xps*-honeywell-sysv* )
 487     machine=xps100 opsys=usg5-2
 488   ;;
 489
 490   ## HP 9000 series 200 or 300
 491   m68*-hp-bsd* )
 492     machine=hp9000s300 opsys=bsd4-3
 493   ;;
 494   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 495   m68*-hp-hpux* )
 496     case "`uname -r`" in
 497       ## Someone's system reports A.B8.05 for this.
 498       ## I wonder what other possibilities there are.
 499       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 500       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 501       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 502       *.1[0-9].* ) machine=hp9000s300 opsys=hpux9shr ;;
 503       *) machine=hp9000s300 opsys=hpux ;;
 504     esac
 505   ;;
 506
 507   ## HP 9000 series 700 and 800, running HP/UX
 508   hppa*-hp-hpux7* )
 509     machine=hp800 opsys=hpux
 510   ;;
 511   hppa*-hp-hpux8* )
 512     machine=hp800 opsys=hpux8
 513   ;;
 514   hppa*-hp-hpux9shr* )
 515     machine=hp800 opsys=hpux9shr
 516   ;;
 517   hppa*-hp-hpux9* )
 518     machine=hp800 opsys=hpux9
 519   ;;
 520   hppa*-hp-hpux1[0-9]* )
 521     machine=hp800 opsys=hpux10
 522   ;;
 523
 524   ## HP 9000 series 700 and 800, running HP/UX
 525   hppa*-hp-hpux* )
 526     ## Cross-compilation?  Nah!
 527     case "`uname -r`" in
 528       ## Someone's system reports A.B8.05 for this.
 529       ## I wonder what other possibilities there are.
 530       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 531       *.08.* ) machine=hp800 opsys=hpux8 ;;
 532       *.09.* ) machine=hp800 opsys=hpux9 ;;
 533       *) machine=hp800 opsys=hpux10 ;;
 534     esac
 535   ;;
 536   hppa*-*-nextstep* )
 537     machine=hp800 opsys=nextstep
 538   ;;
 539
 540   ## Orion machines
 541   orion-orion-bsd* )
 542     machine=orion opsys=bsd4-2
 543   ;;
 544   clipper-orion-bsd* )
 545     machine=orion105 opsys=bsd4-2
 546   ;;
 547
 548   ## IBM machines
 549   i[3456]86-ibm-aix1.1* )
 550     machine=ibmps2-aix opsys=usg5-2-2
 551   ;;
 552   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 553     machine=ibmps2-aix opsys=usg5-3
 554   ;;
 555   i370-ibm-aix*)
 556     machine=ibm370aix opsys=usg5-3
 557   ;;
 558   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 559     machine=ibmrs6000 opsys=aix3-1
 560   ;;
 561   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 562     machine=ibmrs6000 opsys=aix3-2-5
 563   ;;
 564   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 565     machine=ibmrs6000 opsys=aix4-1
 566   ;;
 567   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 568     machine=ibmrs6000 opsys=aix4-2
 569   ;;
 570   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 571     machine=ibmrs6000 opsys=aix4
 572   ;;
 573   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 574     machine=ibmrs6000 opsys=aix4-1
 575   ;;
 576   rs6000-ibm-aix* | powerpc-ibm-aix* )
 577     machine=ibmrs6000 opsys=aix3-2
 578   ;;
 579   romp-ibm-bsd4.3* )
 580     machine=ibmrt opsys=bsd4-3
 581   ;;
 582   romp-ibm-bsd4.2* )
 583     machine=ibmrt opsys=bsd4-2
 584   ;;
 585   romp-ibm-aos4.3* )
 586     machine=ibmrt opsys=bsd4-3
 587   ;;
 588   romp-ibm-aos4.2* )
 589     machine=ibmrt opsys=bsd4-2
 590   ;;
 591   romp-ibm-aos* )
 592     machine=ibmrt opsys=bsd4-3
 593   ;;
 594   romp-ibm-bsd* )
 595     machine=ibmrt opsys=bsd4-3
 596   ;;
 597   romp-ibm-aix* )
 598     machine=ibmrt-aix opsys=usg5-2-2
 599   ;;
 600
 601   ## Integrated Solutions `Optimum V'
 602   m68*-isi-bsd4.2* )
 603     machine=isi-ov opsys=bsd4-2
 604   ;;
 605   m68*-isi-bsd4.3* )
 606     machine=isi-ov opsys=bsd4-3
 607   ;;
 608
 609   ## Intel 386 machines where we do care about the manufacturer
 610   i[3456]86-intsys-sysv* )
 611     machine=is386 opsys=usg5-2-2
 612   ;;
 613
 614   ## Prime EXL
 615   i[3456]86-prime-sysv* )
 616     machine=i386 opsys=usg5-3
 617   ;;
 618
 619   ## Sequent Symmetry running Dynix
 620   i[3456]86-sequent-bsd* )
 621     machine=symmetry opsys=bsd4-3
 622   ;;
 623
 624   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 625   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 626     machine=sequent-ptx opsys=ptx4
 627     NON_GNU_CPP=/lib/cpp
 628   ;;
 629
 630   ## Sequent Symmetry running DYNIX/ptx
 631   ## Use the old cpp rather than the newer ANSI one.
 632   i[3456]86-sequent-ptx* )
 633     machine=sequent-ptx opsys=ptx
 634     NON_GNU_CPP="/lib/cpp"
 635   ;;
 636
 637   ## ncr machine running svr4.3.
 638   i[3456]86-ncr-sysv4.3 )
 639     machine=ncr386 opsys=usg5-4-3
 640   ;;
 641
 642   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 643   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 644   i[3456]86-ncr-sysv* )
 645     machine=ncr386 opsys=usg5-4-2
 646   ;;
 647
 648   ## Intel Paragon OSF/1
 649   i860-intel-osf1* )
 650     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 651   ;;
 652
 653   ## Intel 860
 654   i860-*-sysv4* )
 655     machine=i860 opsys=usg5-4
 656     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 657     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 658   ;;
 659
 660   ## Macintosh PowerPC
 661   powerpc*-*-linux-gnu* )
 662     machine=macppc opsys=gnu-linux
 663   ;;
 664
 665   ## Masscomp machines
 666   m68*-masscomp-rtu* )
 667     machine=masscomp opsys=rtu
 668   ;;
 669
 670   ## Megatest machines
 671   m68*-megatest-bsd* )
 672     machine=mega68 opsys=bsd4-2
 673   ;;
 674
 675   ## Workstations sold by MIPS
 676   ## This is not necessarily all workstations using the MIPS processor -
 677   ## Irises are produced by SGI, and DECstations by DEC.
 678
 679   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 680   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 681   ## it gives for choosing between the alternatives seems to be "Use
 682   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 683   ## the BSD world."  I'll assume that these are instructions for
 684   ## handling two odd situations, and that every other situation
 685   ## should use mips.h and usg5-2-2, they being listed first.
 686   mips-mips-usg* )
 687     machine=mips4
 688     ## Fall through to the general code at the bottom to decide on the OS.
 689   ;;
 690   mips-mips-riscos4* )
 691     machine=mips4 opsys=bsd4-3
 692     NON_GNU_CC="cc -systype bsd43"
 693     NON_GNU_CPP="cc -systype bsd43 -E"
 694   ;;
 695   mips-mips-riscos5* )
 696     machine=mips4 opsys=riscos5
 697     NON_GNU_CC="cc -systype bsd43"
 698     NON_GNU_CPP="cc -systype bsd43 -E"
 699   ;;
 700   mips-mips-bsd* )
 701     machine=mips opsys=bsd4-3
 702   ;;
 703   mips-mips-* )
 704     machine=mips opsys=usg5-2-2
 705   ;;
 706
 707   ## NeXT
 708   m68*-next-* | m68k-*-nextstep* )
 709     machine=m68k opsys=nextstep
 710   ;;
 711
 712   ## The complete machine from National Semiconductor
 713   ns32k-ns-genix* )
 714     machine=ns32000 opsys=usg5-2
 715   ;;
 716
 717   ## NCR machines
 718   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 719     machine=tower32 opsys=usg5-2-2
 720   ;;
 721   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 722     machine=tower32v3 opsys=usg5-3
 723   ;;
 724
 725   ## NEC EWS4800
 726   mips-nec-sysv4*)
 727   machine=ews4800 opsys=ux4800
 728   ;;
 729
 730   ## Nixdorf Targon 31
 731   m68*-nixdorf-sysv* )
 732     machine=targon31 opsys=usg5-2-2
 733   ;;
 734
 735   ## Nu (TI or LMI)
 736   m68*-nu-sysv* )
 737     machine=nu opsys=usg5-2
 738   ;;
 739
 740   ## Plexus
 741   m68*-plexus-sysv* )
 742     machine=plexus opsys=usg5-2
 743   ;;
 744
 745   ## PowerPC reference platform
 746   powerpcle-*-solaris2* )
 747     machine=prep
 748     opsys=sol2-5
 749   ;;
 750
 751   ## Pyramid machines
 752   ## I don't really have any idea what sort of processor the Pyramid has,
 753   ## so I'm assuming it is its own architecture.
 754   pyramid-pyramid-bsd* )
 755     machine=pyramid opsys=bsd4-2
 756   ;;
 757
 758   ## Sequent Balance
 759   ns32k-sequent-bsd4.2* )
 760     machine=sequent opsys=bsd4-2
 761   ;;
 762   ns32k-sequent-bsd4.3* )
 763     machine=sequent opsys=bsd4-3
 764   ;;
 765
 766   ## Siemens Nixdorf
 767   mips-siemens-sysv* | mips-sni-sysv*)
 768     machine=mips-siemens opsys=usg5-4
 769     NON_GNU_CC=/usr/ccs/bin/cc
 770     NON_GNU_CPP=/usr/ccs/lib/cpp
 771   ;;
 772
 773   ## Silicon Graphics machines
 774   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 775   m68*-sgi-iris3.5* )
 776     machine=irist opsys=iris3-5
 777   ;;
 778   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 779     machine=irist opsys=iris3-6
 780   ;;
 781   ## Iris 4D
 782   mips-sgi-irix3* )
 783     machine=iris4d opsys=irix3-3
 784   ;;
 785   mips-sgi-irix4* )
 786     machine=iris4d opsys=irix4-0
 787   ;;
 788   mips-sgi-irix6.5 )
 789     machine=iris4d opsys=irix6-5
 790     # Without defining _LANGUAGE_C, things get masked out in the headers
 791     # so that, for instance, grepping for `free' in stdlib.h fails and
 792     # AC_HEADER_STD_C fails.   (MIPSPro 7.2.1.2m compilers, Irix 6.5.3m).
 793     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 794     NON_GCC_TEST_OPTIONS="-D_LANGUAGE_C"
 795   ;;
 796   mips-sgi-irix6* )
 797     machine=iris4d opsys=irix6-0
 798     # It's not clear whether -D_LANGUAGE_C is necessary as it is for 6.5,
 799     # but presumably it does no harm.
 800     NON_GNU_CPP="/lib/cpp -D_LANGUAGE_C"
 801     # -32 probably isn't necessary in later v.6s -- anyone know which?
 802     NON_GCC_TEST_OPTIONS=-32
 803   ;;
 804   mips-sgi-irix5.[01]* )
 805     machine=iris4d opsys=irix5-0
 806   ;;
 807   mips-sgi-irix5* | mips-sgi-irix* )
 808     machine=iris4d opsys=irix5-2
 809   ;;
 810
 811   ## SONY machines
 812   m68*-sony-bsd4.2* )
 813     machine=news opsys=bsd4-2
 814   ;;
 815   m68*-sony-bsd4.3* )
 816     machine=news opsys=bsd4-3
 817   ;;
 818   m68*-sony-newsos3* | m68*-sony-news3*)
 819     machine=news opsys=bsd4-3
 820   ;;
 821   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 822     machine=news-risc opsys=bsd4-3
 823   ;;
 824   mips-sony-newsos6* )
 825     machine=news-r6 opsys=newsos6
 826   ;;
 827   mips-sony-news* )
 828     machine=news-risc opsys=newsos5
 829   ;;
 830
 831   ## Stride
 832   m68*-stride-sysv* )
 833     machine=stride opsys=usg5-2
 834   ;;
 835
 836   ## Suns
 837   sparc-*-linux-gnu* | sparc64-*-linux-gnu* )
 838     machine=sparc opsys=gnu-linux
 839   ;;
 840
 841   *-auspex-sunos* | *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 842     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 843     | rs6000-*-solaris2*)
 844     case "${canonical}" in
 845       m68*-sunos1* )    machine=sun1 ;;
 846       m68*-sunos2* )    machine=sun2 ;;
 847       m68* )            machine=sun3 ;;
 848       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 849       i[3456]86-*-* )     machine=intel386 ;;
 850       powerpcle* )      machine=powerpcle ;;
 851       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 852       sparc* )          machine=sparc ;;
 853       * )               unported=yes ;;
 854     esac
 855     case "${canonical}" in
 856       ## The Sun386 didn't get past 4.0.
 857       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 858       *-sunos4.0*         ) opsys=sunos4-0 ;;
 859       *-sunos4.1.[3-9]*noshare )
 860                 ## This name is sunos413 instead of sunos4-1-3
 861                 ## to avoid a file name conflict on MSDOS.
 862                 opsys=sunos413
 863                 NON_GNU_CPP=/usr/lib/cpp
 864                 NON_GCC_TEST_OPTIONS=-Bstatic
 865                 GCC_TEST_OPTIONS=-static
 866                 ;;
 867       *-sunos4.1.[3-9]* | *-sunos4shr*)
 868                 opsys=sunos4shr
 869                 NON_GNU_CPP=/usr/lib/cpp
 870                 ;;
 871       *-sunos4* | *-sunos )
 872                 opsys=sunos4-1
 873                 NON_GCC_TEST_OPTIONS=-Bstatic
 874                 GCC_TEST_OPTIONS=-static
 875                 ;;
 876       *-sunos5.3* | *-solaris2.3* )
 877                 opsys=sol2-3
 878                 NON_GNU_CPP=/usr/ccs/lib/cpp
 879                 ;;
 880       *-sunos5.4* | *-solaris2.4* )
 881                 opsys=sol2-4
 882                 NON_GNU_CPP=/usr/ccs/lib/cpp
 883                 RANLIB="ar -ts"
 884                 ;;
 885       *-sunos5.5* | *-solaris2.5* )
 886                 opsys=sol2-5
 887                 NON_GNU_CPP=/usr/ccs/lib/cpp
 888                 RANLIB="ar -ts"
 889                 ;;
 890       *-sunos5* | *-solaris* )
 891                 opsys=sol2-5
 892                 NON_GNU_CPP=/usr/ccs/lib/cpp
 893                 ;;
 894       *                   ) opsys=bsd4-2   ;;
 895     esac
 896     ## Watch out for a compiler that we know will not work.
 897     case "${canonical}" in
 898      *-solaris* | *-sunos5* )
 899                 if [ "x$CC" = x/usr/ucb/cc ]; then
 900                   ## /usr/ucb/cc doesn't work;
 901                   ## we should find some other compiler that does work.
 902                   unset CC
 903                 fi
 904                 ;;
 905       *) ;;
 906     esac
 907   ;;
 908   sparc-*-nextstep* )
 909     machine=sparc opsys=nextstep
 910   ;;
 911
 912   ## Tadpole 68k
 913   m68*-tadpole-sysv* )
 914     machine=tad68k opsys=usg5-3
 915   ;;
 916
 917   ## Tahoe machines
 918   tahoe-tahoe-bsd4.2* )
 919     machine=tahoe opsys=bsd4-2
 920   ;;
 921   tahoe-tahoe-bsd4.3* )
 922     machine=tahoe opsys=bsd4-3
 923   ;;
 924
 925   ## Tandem Integrity S2
 926   mips-tandem-sysv* )
 927     machine=tandem-s2 opsys=usg5-3
 928   ;;
 929
 930   ## Tektronix XD88
 931   m88k-tektronix-sysv3* )
 932   machine=tekxd88 opsys=usg5-3
 933   ;;
 934
 935   ## Tektronix 16000 box (6130?)
 936   ns16k-tektronix-bsd* )
 937     machine=ns16000 opsys=bsd4-2
 938   ;;
 939   ## Tektronix 4300
 940   ## src/m/tek4300.h hints that this is a m68k machine.
 941   m68*-tektronix-bsd* )
 942     machine=tek4300 opsys=bsd4-3
 943   ;;
 944
 945   ## Titan P2 or P3
 946   ## We seem to have lost the machine-description file titan.h!
 947   titan-titan-sysv* )
 948     machine=titan opsys=usg5-3
 949   ;;
 950
 951   ## Ustation E30 (SS5E)
 952   m68*-unisys-uniplus* )
 953     machine=ustation opsystem=unipl5-2
 954   ;;
 955
 956   ## Vaxen.
 957   vax-dec-* )
 958     machine=vax
 959     case "${canonical}" in
 960       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 961       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 962       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 963       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 964       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 965       *-vms* )                                          opsys=vms ;;
 966       * )                                               unported=yes
 967     esac
 968   ;;
 969
 970   ## Whitechapel MG1
 971   ns16k-whitechapel-* )
 972     machine=mg1
 973     ## We don't know what sort of OS runs on these; we'll let the
 974     ## operating system guessing code below try.
 975   ;;
 976
 977   ## Wicat
 978   m68*-wicat-sysv* )
 979     machine=wicat opsys=usg5-2
 980   ;;
 981
 982   ## Intel 386 machines where we don't care about the manufacturer
 983   i[3456]86-*-* )
 984     machine=intel386
 985     case "${canonical}" in
 986       *-lynxos* )               opsys=lynxos ;;
 987       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 988       *-isc2.2* )               opsys=isc2-2 ;;
 989       *-isc4.0* )               opsys=isc4-0 ;;
 990       *-isc4.* )                opsys=isc4-1
 991                                 GCC_TEST_OPTIONS=-posix
 992                                 NON_GCC_TEST_OPTIONS=-Xp
 993                                 ;;
 994       *-isc* )                  opsys=isc3-0 ;;
 995       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 996       *-esix* )                 opsys=esix ;;
 997       *-xenix* )                opsys=xenix ;;
 998       *-linux-gnu* )            opsys=gnu-linux ;;
 999       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
1000       *-sco3.2v5* )             opsys=sco5
1001                                 NON_GNU_CPP=/lib/cpp
1002                                 # Prevent -belf from being passed to $CPP.
1003                                 # /lib/cpp does not accept it.
1004                                 OVERRIDE_CPPFLAGS=" "
1005                                 ;;
1006       *-sysv4.2uw* )            opsys=unixware; NON_GNU_CPP=/lib/cpp ;;
1007       *-386bsd* )               opsys=386bsd ;;
1008       *-freebsd* )              opsys=freebsd ;;
1009       *-nextstep* )             opsys=nextstep ;;
1010       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
1011     esac
1012   ;;
1013
1014   ## m68k Linux-based GNU system
1015   m68k-*-linux-gnu* )
1016     machine=m68k opsys=gnu-linux
1017   ;;
1018
1019   ## Mips Linux-based GNU system
1020   mips-*-linux-gnu* )
1021     machine=mips opsys=gnu-linux
1022   ;;
1023
1024   ## UXP/DS
1025   sparc-fujitsu-sysv4* )
1026     machine=sparc opsys=uxpds
1027     NON_GNU_CPP=/usr/ccs/lib/cpp
1028     RANLIB="ar -ts"
1029   ;;
1030
1031   ## UXP/V
1032   f301-fujitsu-uxpv4.1)
1033     machine=f301 opsys=uxpv
1034   ;;
1035
1036   * )
1037     unported=yes
1038   ;;
1039 esac
1040
1041 ### If the code above didn't choose an operating system, just choose
1042 ### an operating system based on the configuration name.  You really
1043 ### only want to use this when you have no idea what the right
1044 ### operating system is; if you know what operating systems a machine
1045 ### runs, it's cleaner to make it explicit in the case statement
1046 ### above.
1047 if test x"${opsys}" = x; then
1048   case "${canonical}" in
1049     *-gnu* )                            opsys=gnu ;;
1050     *-bsd4.[01] )                       opsys=bsd4-1 ;;
1051     *-bsd4.2 )                          opsys=bsd4-2 ;;
1052     *-bsd4.3 )                          opsys=bsd4-3 ;;
1053     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
1054     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
1055     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
1056     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
1057     *-sysv4.2uw* )                      opsys=unixware ;;
1058     *-sysv4.1* | *-sysvr4.1* )
1059         NON_GNU_CPP=/usr/lib/cpp
1060         opsys=usg5-4 ;;
1061     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
1062         if [ x$NON_GNU_CPP = x ]; then
1063           if [ -f /usr/ccs/lib/cpp ]; then
1064             NON_GNU_CPP=/usr/ccs/lib/cpp
1065           else
1066             NON_GNU_CPP=/lib/cpp
1067           fi
1068         fi
1069         opsys=usg5-4-2 ;;
1070     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
1071     * )
1072       unported=yes
1073     ;;
1074   esac
1075 fi
1076
1077 changequote([, ])dnl
1078
1079 if test $unported = yes; then
1080   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
1081 Check \`etc/MACHINES' for recognized configuration names.])
1082 fi
1083
1084 machfile="m/${machine}.h"
1085 opsysfile="s/${opsys}.h"
1086
1087
1088 #### Choose a compiler.
1089 test -n "$CC" && cc_specified=yes
1090
1091 # Save the value of CFLAGS that the user specified.
1092 SPECIFIED_CFLAGS="$CFLAGS"
1093
1094 case ${with_gcc} in
1095   "yes" ) CC="gcc" GCC=yes ;;
1096   "no"  ) : ${CC=cc} ;;
1097   * ) AC_PROG_CC
1098 esac
1099
1100 # On Suns, sometimes $CPP names a directory.
1101 if test -n "$CPP" && test -d "$CPP"; then
1102   CPP=
1103 fi
1104
1105 #### Some systems specify a CPP to use unless we are using GCC.
1106 #### Now that we know whether we are using GCC, we can decide whether
1107 #### to use that one.
1108 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1109 then
1110   CPP="$NON_GNU_CPP"
1111 fi
1112
1113 #### Some systems specify a CC to use unless we are using GCC.
1114 #### Now that we know whether we are using GCC, we can decide whether
1115 #### to use that one.
1116 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1117   test x$cc_specified != xyes
1118 then
1119   CC="$NON_GNU_CC"
1120 fi
1121
1122 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1123 then
1124   CC="$CC $GCC_TEST_OPTIONS"
1125 fi
1126
1127 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1128 then
1129   CC="$CC $NON_GCC_TEST_OPTIONS"
1130 fi
1131
1132 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1133 then
1134   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1135 fi
1136
1137 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1138 then
1139   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1140 fi
1141
1142 #### Some other nice autoconf tests.  If you add a test here which
1143 #### should make an entry in src/config.h, don't forget to add an
1144 #### #undef clause to src/config.h.in for autoconf to modify.
1145
1146 dnl checks for programs
1147 AC_PROG_LN_S
1148 AC_PROG_CPP
1149 AC_PROG_INSTALL
1150 AC_PROG_YACC
1151 if test "x$RANLIB" = x; then
1152   AC_PROG_RANLIB
1153 fi
1154
1155 dnl checks for Unix variants
1156 AC_AIX
1157
1158 # Sound support for GNU/Linux and the free BSDs.
1159 AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h)
1160
1161 dnl checks for header files
1162 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
1163   linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
1164   termcap.h stdio_ext.h fcntl.h term.h)
1165 AC_HEADER_STDC
1166 AC_HEADER_TIME
1167 AC_DECL_SYS_SIGLIST
1168
1169 dnl Some systems have utime.h but don't declare the struct anyplace.
1170 AC_CACHE_CHECK(for struct utimbuf, emacs_cv_struct_utimbuf,
1171 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1172 #include <sys/time.h>
1173 #include <time.h>
1174 #else
1175 #ifdef HAVE_SYS_TIME_H
1176 #include <sys/time.h>
1177 #else
1178 #include <time.h>
1179 #endif
1180 #endif
1181 #ifdef HAVE_UTIME_H
1182 #include <utime.h>
1183 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1184   emacs_cv_struct_utimbuf=yes, emacs_cv_struct_utimbuf=no))
1185 if test $emacs_cv_struct_utimbuf = yes; then
1186   AC_DEFINE(HAVE_STRUCT_UTIMBUF)
1187 fi
1188
1189 dnl checks for typedefs
1190 AC_TYPE_SIGNAL
1191
1192 dnl Check for speed_t typedef.
1193 AC_CACHE_CHECK(for speed_t, emacs_cv_speed_t,
1194 AC_TRY_COMPILE([#include <termios.h>], [speed_t x = 1;],
1195   emacs_cv_speed_t=yes))
1196 if test $emacs_cv_speed_t = yes; then
1197   AC_DEFINE(HAVE_SPEED_T)
1198 fi
1199
1200 AC_CACHE_CHECK(for struct timeval, emacs_cv_struct_timeval,
1201 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1202 #include <sys/time.h>
1203 #include <time.h>
1204 #else
1205 #ifdef HAVE_SYS_TIME_H
1206 #include <sys/time.h>
1207 #else
1208 #include <time.h>
1209 #endif
1210 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1211   emacs_cv_struct_timeval=yes, emacs_cv_struct_timeval=no))
1212 HAVE_TIMEVAL=$emacs_cv_struct_timeval
1213 if test $emacs_cv_struct_timeval = yes; then
1214   AC_DEFINE(HAVE_TIMEVAL)
1215 fi
1216
1217 AC_CACHE_CHECK(for struct exception, emacs_cv_struct_exception,
1218 AC_TRY_COMPILE([#include <math.h>],
1219 [static struct exception x; x.arg1 = x.arg2 = x.retval; x.name = ""; x.type = 1;],
1220   emacs_cv_struct_exception=yes, emacs_cv_struct_exception=no))
1221 HAVE_EXCEPTION=$emacs_cv_struct_exception
1222 if test $emacs_cv_struct_exception != yes; then
1223   AC_DEFINE(NO_MATHERR)
1224 fi
1225
1226 dnl checks for structure members
1227 AC_STRUCT_TM
1228 AC_STRUCT_TIMEZONE
1229 AC_CACHE_CHECK(for tm_gmtoff in struct tm, emacs_cv_tm_gmtoff,
1230 AC_TRY_LINK([#include <time.h>], [struct tm t; t.tm_gmtoff = 0],
1231   emacs_cv_tm_gmtoff=yes,
1232   emacs_cv_tm_gmtoff=no))
1233 if test $emacs_cv_tm_gmtoff = yes; then
1234   AC_DEFINE(HAVE_TM_GMTOFF)
1235 fi
1236
1237 dnl checks for compiler characteristics
1238
1239 dnl Testing __STDC__ to determine prototype support isn't good enough.
1240 dnl DEC C, for instance, doesn't define it with default options, and
1241 dnl is used on 64-bit systems (OSF Alphas).  Similarly for volatile
1242 dnl and void *.
1243 AC_C_PROTOTYPES
1244 AC_C_VOLATILE
1245 AC_C_CONST
1246 dnl This isn't useful because we can't turn on use of `inline' unless
1247 dnl the compiler groks `extern inline'.
1248 dnl AC_C_INLINE
1249 AC_CACHE_CHECK([for void * support], emacs_cv_void_star,
1250   [AC_TRY_COMPILE(, [void * foo;],
1251                    emacs_cv_void_star=yes, emacs_cv_void_star=no)])
1252 if test $emacs_cv_void_star = yes; then
1253   AC_DEFINE(POINTER_TYPE, void)
1254 else
1255   AC_DEFINE(POINTER_TYPE, char)
1256 fi
1257
1258 dnl check for Make feature
1259 AC_PROG_MAKE_SET
1260
1261 dnl checks for operating system services
1262 AC_SYS_LONG_FILE_NAMES
1263
1264 #### Choose a window system.
1265
1266 AC_PATH_X
1267 if test "$no_x" = yes; then
1268   window_system=none
1269 else
1270   window_system=x11
1271 fi
1272
1273 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1274   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1275   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1276   x_default_search_path=""
1277   for x_library in `echo ${x_libraries} | sed -e "s/:/ /g"`; do
1278     x_search_path="${x_library}/X11/%L/%T/%N%C%S:\
1279 ${x_library}/X11/%L/%T/%N%C%S:${x_libary}/X11/%l/%T/%N%C%S:\
1280 ${x_library}/X11/%T/%N%C%S:${x_library}/X11/%L/%T/%N%S:\
1281 ${x_library}/X11/%l/%T/%N%S:${x_library}/X11/%T/%N%S"
1282     if test x"${x_default_search_path}" = x; then
1283       x_default_search_path=${x_search_path}
1284     else
1285       x_default_search_path="${x_search_path}:${x_default_search_path}"
1286     fi
1287   done
1288 fi
1289 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1290   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1291 fi
1292
1293 if test x"${x_includes}" = x; then
1294   bitmapdir=/usr/include/X11/bitmaps
1295 else
1296   # accumulate include directories that have X11 bitmap subdirectories
1297   bmd_acc="dummyval"
1298   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1299     if test -d "${bmd}/X11/bitmaps"; then
1300       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1301     fi
1302     if test -d "${bmd}/bitmaps"; then
1303       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1304     fi
1305   done
1306   if test ${bmd_acc} != "dummyval"; then
1307     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1308   fi
1309 fi
1310
1311 case "${window_system}" in
1312   x11 )
1313     HAVE_X_WINDOWS=yes
1314     HAVE_X11=yes
1315     case "${with_x_toolkit}" in
1316       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1317       motif ) USE_X_TOOLKIT=MOTIF ;;
1318 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1319       no ) USE_X_TOOLKIT=none ;;
1320 dnl If user did not say whether to use a toolkit,
1321 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1322       * ) USE_X_TOOLKIT=maybe ;;
1323     esac
1324   ;;
1325   none )
1326     HAVE_X_WINDOWS=no
1327     HAVE_X11=no
1328     USE_X_TOOLKIT=none
1329   ;;
1330 esac
1331
1332 ### If we're using X11, we should use the X menu package.
1333 HAVE_MENUS=no
1334 case ${HAVE_X11} in
1335   yes ) HAVE_MENUS=yes ;;
1336 esac
1337
1338 if test "${opsys}" = "hpux9"; then
1339   case "${x_libraries}" in
1340     *X11R4* )
1341       opsysfile="s/hpux9-x11r4.h"
1342       ;;
1343   esac
1344 fi
1345
1346 if test "${opsys}" = "hpux9shr"; then
1347   case "${x_libraries}" in
1348     *X11R4* )
1349       opsysfile="s/hpux9shxr4.h"
1350       ;;
1351   esac
1352 fi
1353
1354 #### Extract some information from the operating system and machine files.
1355
1356 AC_CHECKING([the machine- and system-dependent files to find out
1357  - which libraries the lib-src programs will want, and
1358  - whether the GNU malloc routines are usable])
1359
1360 ### First figure out CFLAGS (which we use for running the compiler here)
1361 ### and REAL_CFLAGS (which we use for real compilation).
1362 ### The two are the same except on a few systems, where they are made
1363 ### different to work around various lossages.  For example,
1364 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1365 ### as implying static linking.
1366
1367 ### If the CFLAGS env var is specified, we use that value
1368 ### instead of the default.
1369
1370 ### It's not important that this name contain the PID; you can't run
1371 ### two configures in the same directory and have anything work
1372 ### anyway.
1373 tempcname="conftest.c"
1374
1375 echo '
1376 #include "'${srcdir}'/src/'${opsysfile}'"
1377 #include "'${srcdir}'/src/'${machfile}'"
1378 #ifndef LIBS_MACHINE
1379 #define LIBS_MACHINE
1380 #endif
1381 #ifndef LIBS_SYSTEM
1382 #define LIBS_SYSTEM
1383 #endif
1384 #ifndef C_SWITCH_SYSTEM
1385 #define C_SWITCH_SYSTEM
1386 #endif
1387 #ifndef C_SWITCH_MACHINE
1388 #define C_SWITCH_MACHINE
1389 #endif
1390 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1391 configure___ c_switch_system=C_SWITCH_SYSTEM
1392 configure___ c_switch_machine=C_SWITCH_MACHINE
1393
1394 #ifndef LIB_X11_LIB
1395 #define LIB_X11_LIB -lX11
1396 #endif
1397
1398 #ifndef LIBX11_MACHINE
1399 #define LIBX11_MACHINE
1400 #endif
1401
1402 #ifndef LIBX11_SYSTEM
1403 #define LIBX11_SYSTEM
1404 #endif
1405 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1406
1407 #ifdef UNEXEC
1408 configure___ unexec=UNEXEC
1409 #else
1410 configure___ unexec=unexec.o
1411 #endif
1412
1413 #ifdef SYSTEM_MALLOC
1414 configure___ system_malloc=yes
1415 #else
1416 configure___ system_malloc=no
1417 #endif
1418
1419 #ifndef C_DEBUG_SWITCH
1420 #define C_DEBUG_SWITCH -g
1421 #endif
1422
1423 #ifndef C_OPTIMIZE_SWITCH
1424 #ifdef __GNUC__
1425 #define C_OPTIMIZE_SWITCH -O2
1426 #else
1427 #define C_OPTIMIZE_SWITCH -O
1428 #endif
1429 #endif
1430
1431 #ifndef LD_SWITCH_MACHINE
1432 #define LD_SWITCH_MACHINE
1433 #endif
1434
1435 #ifndef LD_SWITCH_SYSTEM
1436 #define LD_SWITCH_SYSTEM
1437 #endif
1438
1439 #ifndef LD_SWITCH_X_SITE_AUX
1440 #define LD_SWITCH_X_SITE_AUX
1441 #endif
1442
1443 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1444 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1445
1446 #ifdef THIS_IS_CONFIGURE
1447
1448 /* Get the CFLAGS for tests in configure.  */
1449 #ifdef __GNUC__
1450 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1451 #else
1452 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1453 #endif
1454
1455 #else /* not THIS_IS_CONFIGURE */
1456
1457 /* Get the CFLAGS for real compilation.  */
1458 #ifdef __GNUC__
1459 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1460 #else
1461 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1462 #endif
1463
1464 #endif /* not THIS_IS_CONFIGURE */
1465 ' > ${tempcname}
1466
1467 # The value of CPP is a quoted variable reference, so we need to do this
1468 # to get its actual value...
1469 CPP=`eval "echo $CPP"`
1470 changequote(, )dnl
1471 eval `${CPP} -Isrc ${tempcname} \
1472        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1473 if test "x$SPECIFIED_CFLAGS" = x; then
1474   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1475          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1476 else
1477   REAL_CFLAGS="$CFLAGS"
1478 fi
1479 changequote([, ])dnl
1480 rm ${tempcname}
1481
1482 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1483
1484 ### Compute the unexec source name from the object name.
1485 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1486
1487 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1488 # Assume not, until told otherwise.
1489 GNU_MALLOC=yes
1490 doug_lea_malloc=yes
1491 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1492 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1493 AC_CACHE_CHECK(whether __after_morecore_hook exists,
1494                emacs_cv_var___after_morecore_hook,
1495 AC_TRY_LINK([extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0],
1496   emacs_cv_var___after_morecore_hook=yes,
1497   emacs_cv_var___after_morecore_hook=no))
1498 if test $emacs_cv_var___after_morecore_hook = no; then
1499   doug_lea_malloc=no
1500 fi
1501 if test "${system_malloc}" = "yes"; then
1502   GNU_MALLOC=no
1503   GNU_MALLOC_reason="
1504     (The GNU allocators don't work with this system configuration.)"
1505 fi
1506 if test "$doug_lea_malloc" = "yes" ; then
1507   if test "$GNU_MALLOC" = yes ; then
1508     GNU_MALLOC_reason="
1509       (Using Doug Lea's new malloc from the GNU C Library.)"
1510   fi
1511   AC_DEFINE(DOUG_LEA_MALLOC)
1512 fi
1513
1514 if test x"${REL_ALLOC}" = x; then
1515   REL_ALLOC=${GNU_MALLOC}
1516 fi
1517
1518 #### Add the libraries to LIBS and check for some functions.
1519
1520 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1521   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1522 else
1523   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1524 fi
1525
1526 LIBS="$libsrc_libs $LIBS"
1527
1528 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1529 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1530 AC_CHECK_LIB(dnet, dnet_ntoa)
1531 dnl This causes -lresolv to get used in subsequent tests,
1532 dnl which causes failures on some systems such as HPUX 9.
1533 dnl AC_CHECK_LIB(resolv, gethostbyname)
1534
1535 dnl FIXME replace main with a function we actually want from this library.
1536 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1537
1538 AC_CHECK_LIB(pthreads, cma_open)
1539
1540 AC_MSG_CHECKING(for XFree86 in /usr/X386)
1541 if test -d /usr/X386/include; then
1542   HAVE_XFREE386=yes
1543   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1544 else
1545   HAVE_XFREE386=no
1546 fi
1547 AC_MSG_RESULT($HAVE_XFREE386)
1548
1549 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1550 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1551
1552 REAL_CPPFLAGS="$CPPFLAGS"
1553
1554 if test "${HAVE_X11}" = "yes"; then
1555   DEFS="$C_SWITCH_X_SITE $DEFS"
1556   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1557   LIBS="$LIBX $LIBS"
1558   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1559   CPPFLAGS="$C_SWITCH_X_SITE $CPPFLAGS"
1560
1561   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1562   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1563   # but it's more convenient here to set LD_RUN_PATH
1564   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1565   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1566     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1567     export LD_RUN_PATH
1568   fi
1569
1570   if test "${opsys}" = "gnu-linux"; then
1571     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1572     AC_TRY_LINK([],
1573      [XOpenDisplay ("foo");],
1574      [xlinux_first_failure=no],
1575      [xlinux_first_failure=yes])
1576     if test "${xlinux_first_failure}" = "yes"; then
1577       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1578       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1579       OLD_CPPFLAGS="$CPPFLAGS"
1580       OLD_LIBS="$LIBS"
1581       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1582       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1583       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1584       LIBS="$LIBS -b i486-linuxaout"
1585       AC_TRY_LINK([],
1586        [XOpenDisplay ("foo");],
1587        [xlinux_second_failure=no],
1588        [xlinux_second_failure=yes])
1589       if test "${xlinux_second_failure}" = "yes"; then
1590         # If we get the same failure with -b, there is no use adding -b.
1591         # So take it out.  This plays safe.
1592         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1593         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1594         CPPFLAGS="$OLD_CPPFLAGS"
1595         LIBS="$OLD_LIBS"
1596         AC_MSG_RESULT(no)
1597       else
1598         AC_MSG_RESULT(yes)
1599       fi
1600     else
1601       AC_MSG_RESULT(no)
1602     fi
1603   fi
1604
1605   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1606 XScreenNumberOfScreen XSetWMProtocols)
1607 fi
1608
1609 if test "${window_system}" = "x11"; then
1610   AC_MSG_CHECKING(X11 version 6)
1611   AC_CACHE_VAL(emacs_cv_x11_version_6,
1612   AC_TRY_LINK([#include <X11/Xlib.h>],
1613 [#if XlibSpecificationRelease < 6
1614 fail;
1615 #endif
1616 ], emacs_cv_x11_version_6=yes, emacs_cv_x11_version_6=no))
1617   if test $emacs_cv_x11_version_6 = yes; then
1618     AC_MSG_RESULT(6 or newer)
1619     AC_DEFINE(HAVE_X11R6)
1620   else
1621     AC_MSG_RESULT(before 6)
1622   fi
1623 fi
1624
1625 if test "${window_system}" = "x11"; then
1626   AC_MSG_CHECKING(X11 version 5)
1627   AC_CACHE_VAL(emacs_cv_x11_version_5,
1628   AC_TRY_LINK([#include <X11/Xlib.h>],
1629 [#if XlibSpecificationRelease < 5
1630 fail;
1631 #endif
1632 ], emacs_cv_x11_version_5=yes, emacs_cv_x11_version_5=no))
1633   if test $emacs_cv_x11_version_5 = yes; then
1634     AC_MSG_RESULT(5 or newer)
1635     HAVE_X11R5=yes
1636     AC_DEFINE(HAVE_X11R5)
1637   else
1638     HAVE_X11R5=no
1639     AC_MSG_RESULT(before 5)
1640   fi
1641 fi
1642
1643 dnl Do not put whitespace before the #include statements below.
1644 dnl Older compilers (eg sunos4 cc) choke on it.
1645 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1646   if test x"${HAVE_X11R5}" = xyes; then
1647     AC_MSG_CHECKING(X11 version 5 with Xaw)
1648     AC_CACHE_VAL(emacs_cv_x11_version_5_with_xaw,
1649     AC_TRY_LINK([
1650 #include <X11/Intrinsic.h>
1651 #include <X11/Xaw/Simple.h>],
1652       [],
1653       emacs_cv_x11_version_5_with_xaw=yes,
1654       emacs_cv_x11_version_5_with_xaw=no))
1655     if test $emacs_cv_x11_version_5_with_xaw = yes; then
1656       AC_MSG_RESULT([5 or newer, with Xaw; use toolkit by default])
1657       USE_X_TOOLKIT=LUCID
1658     else
1659       AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1660       USE_X_TOOLKIT=none
1661     fi
1662   else
1663     USE_X_TOOLKIT=none
1664   fi
1665 fi
1666
1667 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1668
1669 if test "${USE_X_TOOLKIT}" != "none"; then
1670   AC_MSG_CHECKING(X11 toolkit version)
1671   AC_CACHE_VAL(emacs_cv_x11_toolkit_version_6,
1672   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1673 [#if XtSpecificationRelease < 6
1674 fail;
1675 #endif
1676 ], emacs_cv_x11_toolkit_version_6=yes, emacs_cv_x11_toolkit_version_6=no))
1677   HAVE_X11XTR6=$emacs_cv_x11_toolkit_version_6
1678   if test $emacs_cv_x11_toolkit_version_6 = yes; then
1679     AC_MSG_RESULT(6 or newer)
1680     AC_DEFINE(HAVE_X11XTR6)
1681   else
1682     AC_MSG_RESULT(before 6)
1683   fi
1684
1685 dnl If using toolkit, check whether libXmu.a exists.
1686 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1687   OLDLIBS="$LIBS"
1688   if test x$HAVE_X11XTR6 = xyes; then
1689     LIBS="-lXt -lSM -lICE $LIBS"
1690   else
1691     LIBS="-lXt $LIBS"
1692   fi
1693   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1694   LIBS="$OLDLIBS"
1695 fi
1696
1697 if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1698   AC_CACHE_CHECK(for Motif version 2.1, emacs_cv_motif_version_2_1,
1699   AC_TRY_COMPILE([#include <Xm/Xm.h>],
1700     [#if XmVERSION > 2 || (XmVERSION == 2 && XmREVISION >= 1)
1701 int x = 5;
1702 #else
1703 Motif version prior to 2.1.
1704 #endif],
1705     emacs_cv_motif_version_2_1=yes, emacs_cv_motif_version_2_1=no))
1706   HAVE_MOTIF_2_1=$emacs_cv_motif_version_2_1
1707   if test $emacs_cv_motif_version_2_1 = yes; then
1708     AC_DEFINE(HAVE_MOTIF_2_1)
1709     AC_CHECK_LIB(Xp, XpCreateContext, HAVE_LIBXP=yes, , -lXext)
1710     if test ${HAVE_LIBXP} = yes; then
1711       AC_DEFINE(HAVE_LIBXP)
1712     fi
1713   fi
1714 fi
1715
1716 ### Is -lXaw3d available?
1717 HAVE_XAW3D=no
1718 if test "${HAVE_X11}" = "yes"; then
1719   if test "${USE_X_TOOLKIT}" != "none"; then
1720     old_c_flags="${CFLAGS}"
1721     CFLAGS="${LD_SWITCH_X_SITE}"
1722     AC_CHECK_HEADER(X11/Xaw3d/Scrollbar.h,
1723         AC_CHECK_LIB(Xaw3d, XawScrollbarSetThumb, HAVE_XAW3D=yes, , -lX11))
1724     CFLAGS="${old_c_flags}"
1725
1726     if test "${HAVE_XAW3D}" = "yes"; then
1727         AC_DEFINE(HAVE_XAW3D)
1728     fi
1729   fi
1730 fi
1731
1732 dnl Use toolkit scroll bars if configured for X toolkit and either
1733 dnl using Motif or Xaw3d is available, and unless
1734 dnl --with-toolkit-scroll-bars=no was specified.
1735
1736 USE_TOOLKIT_SCROLL_BARS=no
1737 if test "${with_toolkit_scroll_bars}" != "no"; then
1738   if test "${USE_X_TOOLKIT}" != "none"; then
1739     if test "${USE_X_TOOLKIT}" = "MOTIF"; then
1740       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1741       HAVE_XAW3D=no
1742       USE_TOOLKIT_SCROLL_BARS=yes
1743     elif test "${HAVE_XAW3D}" = "yes"; then
1744       AC_DEFINE(USE_TOOLKIT_SCROLL_BARS)
1745       USE_TOOLKIT_SCROLL_BARS=yes
1746     fi
1747   fi
1748 fi
1749
1750 dnl Don't use X11 input methods if user specifies he doesn't want it
1751 dnl with `--with-xim=no'.
1752
1753 if test "${with_xim}" != "no"; then
1754   AC_DEFINE(USE_XIM)
1755 fi
1756
1757 ### Use -lXpm if available, unless `--with-xpm=no'.
1758 HAVE_XPM=no
1759 if test "${HAVE_X11}" = "yes"; then
1760   if test "${with_xpm}" != "no"; then
1761     old_c_flags="${CFLAGS}"
1762     CFLAGS="${LD_SWITCH_X_SITE}"
1763     AC_CHECK_HEADER(X11/xpm.h,
1764       AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11))
1765     CFLAGS="${old_c_flags}"
1766   fi
1767
1768   if test "${HAVE_XPM}" = "yes"; then
1769     AC_DEFINE(HAVE_XPM)
1770   fi
1771 fi
1772
1773 ### Use -ljpeg if available, unless `--with-jpeg=no'.
1774 HAVE_JPEG=no
1775 if test "${HAVE_X11}" = "yes"; then
1776   if test "${with_jpeg}" != "no"; then
1777     old_c_flags="${CFLAGS}"
1778     CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1779     dnl Checking for jpeglib.h can lose becsue of a redefinition of
1780     dnl  HAVE_STDLIB_H.
1781     AC_CHECK_HEADER(jerror.h,
1782       AC_CHECK_LIB(jpeg, jpeg_destroy_compress, HAVE_JPEG=yes, , -lX11))
1783     CFLAGS="${old_c_flags}"
1784   fi
1785
1786   if test "${HAVE_JPEG}" = "yes"; then
1787     AC_DEFINE(HAVE_JPEG)
1788   fi
1789 fi
1790
1791 ### Use -lpng if available, unless `--with-png=no'.
1792 HAVE_PNG=no
1793 if test "${HAVE_X11}" = "yes"; then
1794   if test "${with_png}" != "no"; then
1795     old_c_flags="${CFLAGS}"
1796     CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1797     AC_CHECK_HEADER(png.h,
1798       AC_CHECK_LIB(png, png_set_expand, HAVE_PNG=yes, , -lX11 -lz -lm))
1799     CFLAGS="${old_c_flags}"
1800   fi
1801
1802   if test "${HAVE_PNG}" = "yes"; then
1803     AC_DEFINE(HAVE_PNG)
1804   fi
1805 fi
1806
1807 ### Use -ltiff if available, unless `--with-tiff=no'.
1808 HAVE_TIFF=no
1809 if test "${HAVE_X11}" = "yes"; then
1810   if test "${with_tiff}" != "no"; then
1811     old_c_flags="${CFLAGS}"
1812     CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1813     AC_CHECK_HEADER(tiffio.h,
1814       tifflibs="-lX11 -lz -lm"
1815       # At least one tiff package requires the jpeg library.
1816       if test "${HAVE_JPEG}" = yes; then tifflibs="-ljpeg $tifflibs"; fi
1817       AC_CHECK_LIB(tiff, TIFFGetVersion, HAVE_TIFF=yes, , $tifflibs))
1818     CFLAGS="${old_c_flags}"
1819   fi
1820
1821   if test "${HAVE_TIFF}" = "yes"; then
1822     AC_DEFINE(HAVE_TIFF)
1823   fi
1824 fi
1825
1826 ### Use -lgif if available, unless `--with-gif=no'.
1827 HAVE_GIF=no
1828 if test "${HAVE_X11}" = "yes"; then
1829   if test "${with_gif}" != "no"; then
1830     old_c_flags="${CFLAGS}"
1831     CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
1832     AC_CHECK_HEADER(gif_lib.h,
1833       AC_CHECK_LIB(ungif, DGifOpen, HAVE_GIF=yes, , -lX11))
1834     CFLAGS="${old_c_flags}"
1835   fi
1836
1837   if test "${HAVE_GIF}" = "yes"; then
1838     AC_DEFINE(HAVE_GIF)
1839   fi
1840 fi
1841
1842 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1843 AC_CACHE_CHECK(whether netdb declares h_errno,
1844                emacs_cv_netdb_declares_h_errno,
1845 AC_TRY_LINK([#include <netdb.h>],
1846   [return h_errno;],
1847   emacs_cv_netdb_declares_h_errno=yes, emacs_cv_netdb_declares_h_errno=no))
1848 if test $emacs_cv_netdb_declares_h_errno = yes; then
1849   AC_DEFINE(HAVE_H_ERRNO)
1850 fi
1851
1852 AC_FUNC_ALLOCA
1853
1854 # fmod, logb, and frexp are found in -lm on most systems.
1855 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1856 AC_CHECK_LIB(m, sqrt)
1857
1858 # Check for mail-locking functions in a "mail" library
1859 AC_CHECK_LIB(mail, maillock)
1860 dnl Debian, at least:
1861 dnl AC_CHECK_LIB(lockfile, maillock, [AC_DEFINE(HAVE_LIBMAIL)])
1862 AC_CHECK_LIB(lockfile, maillock)
1863 # If we have the shared liblockfile, assume we must use it for mail
1864 # locking (e.g. Debian).  If we couldn't link against liblockfile
1865 # (no liblockfile.a installed), ensure that we don't need to.
1866 if test "$ac_cv_lib_lockfile_maillock" = no; then
1867   dnl This works for files generally, not just executables.
1868   dnl Should we look elsewhere for it?  Maybe examine /etc/ld.so.conf?
1869   AC_CHECK_PROG(liblockfile, liblockfile.so, yes, no,
1870                 /usr/lib:/lib:/usr/local/lib:$LD_LIBRARY_PATH)
1871   if test $ac_cv_prog_liblockfile = yes; then
1872     AC_MSG_ERROR([Shared liblockfile found but can't link against it.
1873 This probably means that movemail could lose mail.
1874 There may be a \`development' package to install containing liblockfile.])
1875   else AC_DEFINE(LIBMAIL, -llockfile)
1876   fi
1877   else :
1878 fi
1879 AC_CHECK_FUNCS(touchlock)
1880 AC_CHECK_HEADERS(maillock.h)
1881
1882 AC_CHECK_FUNCS(gethostname getdomainname dup2 \
1883 rename closedir mkdir rmdir sysinfo \
1884 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1885 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1886 utimes setrlimit setpgid getcwd getwd shutdown strftime getaddrinfo \
1887 __fpending mblen mbrlen strsignal setitimer ualarm)
1888
1889 AC_FUNC_MKTIME
1890 if test "$ac_cv_func_working_mktime" = no; then
1891   AC_DEFINE(BROKEN_MKTIME)
1892 fi
1893
1894 AC_FUNC_GETLOADAVG
1895
1896 AC_SYS_LARGEFILE
1897 AC_CHECK_FUNCS(ftello)
1898
1899 # UNIX98 PTYs.  AC_SYS_LARGEFILE should have defined _XOPEN_SOURCE
1900 # if we need it.
1901 AC_CHECK_FUNCS(grantpt)
1902
1903 # PTY-related GNU extensions.
1904 AC_CHECK_FUNCS(getpt)
1905
1906 # Check this now, so that we will NOT find the above functions in ncurses.
1907 # That is because we have not set up to link ncurses in lib-src.
1908 # It's better to believe a function is not available
1909 # than to expect to find it in ncurses.
1910 AC_CHECK_LIB(ncurses, tparm)
1911
1912 # These tell us which Kerberos-related libraries to use.
1913 if test "${with_kerberos+set}" = set; then
1914   AC_CHECK_LIB(com_err, com_err)
1915   AC_CHECK_LIB(k5crypto, mit_des_cbc_encrypt)
1916   AC_CHECK_LIB(crypto, mit_des_cbc_encrypt)
1917   AC_CHECK_LIB(krb5, krb5_init_context)
1918   if test "${with_kerberos5+set}" != set; then
1919     AC_CHECK_LIB(des425, des_cbc_encrypt,,
1920                  AC_CHECK_LIB(des, des_cbc_encrypt))
1921     AC_CHECK_LIB(krb4, krb_get_cred,,
1922                  AC_CHECK_LIB(krb, krb_get_cred))
1923   fi
1924
1925   if test "${with_kerberos5+set}" = set; then
1926     AC_CHECK_HEADERS(krb5.h)
1927   else
1928     AC_CHECK_HEADERS(des.h,,
1929                      AC_CHECK_HEADERS(kerberosIV/des.h,,
1930                                       AC_CHECK_HEADERS(kerberos/des.h)))
1931     AC_CHECK_HEADERS(krb.h,,
1932                      AC_CHECK_HEADERS(kerberosIV/krb.h,,
1933                                       AC_CHECK_HEADERS(kerberos/krb.h)))
1934   fi
1935   AC_CHECK_HEADERS(com_err.h)
1936 fi
1937
1938 # Solaris requires -lintl if you want strerror (which calls dgettext)
1939 # to return localized messages.
1940 AC_CHECK_LIB(intl, dgettext)
1941
1942 AC_MSG_CHECKING(whether localtime caches TZ)
1943 AC_CACHE_VAL(emacs_cv_localtime_cache,
1944 [if test x$ac_cv_func_tzset = xyes; then
1945 AC_TRY_RUN([#include <time.h>
1946 extern char **environ;
1947 unset_TZ ()
1948 {
1949   char **from, **to;
1950   for (to = from = environ; (*to = *from); from++)
1951     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1952       to++;
1953 }
1954 char TZ_GMT0[] = "TZ=GMT0";
1955 char TZ_PST8[] = "TZ=PST8";
1956 main()
1957 {
1958   time_t now = time ((time_t *) 0);
1959   int hour_GMT0, hour_unset;
1960   if (putenv (TZ_GMT0) != 0)
1961     exit (1);
1962   hour_GMT0 = localtime (&now)->tm_hour;
1963   unset_TZ ();
1964   hour_unset = localtime (&now)->tm_hour;
1965   if (putenv (TZ_PST8) != 0)
1966     exit (1);
1967   if (localtime (&now)->tm_hour == hour_GMT0)
1968     exit (1);
1969   unset_TZ ();
1970   if (localtime (&now)->tm_hour != hour_unset)
1971     exit (1);
1972   exit (0);
1973 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1974 [# If we have tzset, assume the worst when cross-compiling.
1975 emacs_cv_localtime_cache=yes])
1976 else
1977         # If we lack tzset, report that localtime does not cache TZ,
1978         # since we can't invalidate the cache if we don't have tzset.
1979         emacs_cv_localtime_cache=no
1980 fi])dnl
1981 AC_MSG_RESULT($emacs_cv_localtime_cache)
1982 if test $emacs_cv_localtime_cache = yes; then
1983   AC_DEFINE(LOCALTIME_CACHE)
1984 fi
1985
1986 if test "x$HAVE_TIMEVAL" = xyes; then
1987   AC_CHECK_FUNCS(gettimeofday)
1988   AC_CACHE_CHECK(whether gettimeofday can accept two arguments,
1989                  emacs_cv_gettimeofday_two_arguments,
1990   AC_TRY_COMPILE([
1991 #ifdef TIME_WITH_SYS_TIME
1992 #include <sys/time.h>
1993 #include <time.h>
1994 #else
1995 #ifdef HAVE_SYS_TIME_H
1996 #include <sys/time.h>
1997 #else
1998 #include <time.h>
1999 #endif
2000 #endif],
2001     [struct timeval time;
2002      gettimeofday (&time, 0);],
2003     emacs_cv_gettimeofday_two_arguments=yes,
2004     emacs_cv_gettimeofday_two_arguments=no))
2005   if test $emacs_cv_gettimeofday_two_arguments = no; then
2006     AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)
2007   fi
2008 fi
2009
2010 dnl Note that AC_STRUCT_TIMEZONE doesn't do what you might expect.
2011 if test "$ac_cv_func_gettimeofday" = yes; then
2012   AC_CACHE_CHECK([for struct timezone], emacs_cv_struct_timezone,
2013     [AC_TRY_COMPILE([#include <sys/time.h>],
2014     [struct timezone tz;],
2015     dnl It may be that we can't call gettimeofday with a non-null pointer,
2016     dnl even though we have struct timezone (e.g. HPUX).  In that case
2017     dnl we'll lie about struct timezone.
2018     [AC_TRY_RUN([
2019 #ifdef TIME_WITH_SYS_TIME
2020 #include <sys/time.h>
2021 #include <time.h>
2022 #else
2023 #ifdef HAVE_SYS_TIME_H
2024 #include <sys/time.h>
2025 #else
2026 #include <time.h>
2027 #endif
2028 #endif
2029 main () {
2030   struct timeval time;
2031   struct timezone dummy;
2032   exit (gettimeofday (&time, &dummy));
2033 }],
2034       emacs_cv_struct_timezone=yes,
2035       emacs_cv_struct_timezone=no, emacs_cv_struct_timezone=yes)],
2036     emacs_cv_struct_timezone=no)])
2037 fi
2038
2039 ok_so_far=yes
2040 AC_CHECK_FUNC(socket, , ok_so_far=no)
2041 if test $ok_so_far = yes; then
2042   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
2043 fi
2044 if test $ok_so_far = yes; then
2045   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
2046 fi
2047 if test $ok_so_far = yes; then
2048   AC_DEFINE(HAVE_INET_SOCKETS)
2049 fi
2050
2051 if test -f /usr/lpp/X11/bin/smt.exp; then
2052   AC_DEFINE(HAVE_AIX_SMT_EXP)
2053 fi
2054
2055 AC_MSG_CHECKING(whether system supports dynamic ptys)
2056 if test -d /dev/pts && ls -d /dev/ptmx > /dev/null 2>&1 ; then
2057   AC_MSG_RESULT(yes)
2058   AC_DEFINE(HAVE_DEV_PTMX)
2059 else
2060   AC_MSG_RESULT(no)
2061 fi
2062
2063 AC_FUNC_VFORK
2064
2065 # Set up the CFLAGS for real compilation, so we can substitute it.
2066 CFLAGS="$REAL_CFLAGS"
2067 CPPFLAGS="$REAL_CPPFLAGS"
2068
2069 changequote(, )dnl
2070 #### Find out which version of Emacs this is.
2071 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
2072          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
2073 changequote([, ])dnl
2074 if test x"${version}" = x; then
2075   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
2076 fi
2077
2078 ### Specify what sort of things we'll be editing into Makefile and config.h.
2079 ### Use configuration here uncanonicalized to avoid exceeding size limits.
2080 AC_SUBST(version)
2081 AC_SUBST(configuration)
2082 AC_SUBST(canonical)
2083 AC_SUBST(srcdir)
2084 AC_SUBST(prefix)
2085 AC_SUBST(exec_prefix)
2086 AC_SUBST(bindir)
2087 AC_SUBST(datadir)
2088 AC_SUBST(sharedstatedir)
2089 AC_SUBST(libexecdir)
2090 AC_SUBST(mandir)
2091 AC_SUBST(infodir)
2092 AC_SUBST(lispdir)
2093 AC_SUBST(locallisppath)
2094 AC_SUBST(lisppath)
2095 AC_SUBST(x_default_search_path)
2096 AC_SUBST(etcdir)
2097 AC_SUBST(archlibdir)
2098 AC_SUBST(docdir)
2099 AC_SUBST(bitmapdir)
2100 AC_SUBST(c_switch_system)
2101 AC_SUBST(c_switch_machine)
2102 AC_SUBST(LD_SWITCH_X_SITE)
2103 AC_SUBST(LD_SWITCH_X_SITE_AUX)
2104 AC_SUBST(C_SWITCH_X_SITE)
2105 AC_SUBST(CFLAGS)
2106 AC_SUBST(X_TOOLKIT_TYPE)
2107 AC_SUBST(machfile)
2108 AC_SUBST(opsysfile)
2109 AC_SUBST(GETLOADAVG_LIBS)
2110
2111 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
2112 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
2113 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
2114 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
2115 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
2116 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
2117 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
2118 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
2119
2120 if test "${HAVE_X_WINDOWS}" = "yes" ; then
2121   AC_DEFINE(HAVE_X_WINDOWS)
2122 fi
2123 if test "${USE_X_TOOLKIT}" != "none" ; then
2124   AC_DEFINE(USE_X_TOOLKIT)
2125 fi
2126 if test "${HAVE_X11}" = "yes" ; then
2127   AC_DEFINE(HAVE_X11)
2128 fi
2129 if test "${HAVE_XFREE386}" = "yes" ; then
2130   AC_DEFINE(HAVE_XFREE386)
2131 fi
2132 if test "${HAVE_MENUS}" = "yes" ; then
2133   AC_DEFINE(HAVE_MENUS)
2134 fi
2135 if test "${GNU_MALLOC}" = "yes" ; then
2136   AC_DEFINE(GNU_MALLOC)
2137 fi
2138 if test "${REL_ALLOC}" = "yes" ; then
2139   AC_DEFINE(REL_ALLOC)
2140 fi
2141
2142 #### Report on what we decided to do.
2143 echo "
2144 Configured for \`${canonical}'.
2145
2146   Where should the build process find the source code?    ${srcdir}
2147   What operating system and machine description files should Emacs use?
2148         \`${opsysfile}' and \`${machfile}'
2149   What compiler should emacs be built with?               ${CC} ${CFLAGS}
2150   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
2151   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
2152   What window system should Emacs use?                    ${window_system}
2153   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
2154
2155 if test -n "${x_includes}"; then
2156 echo "  Where do we find X Windows header files?                ${x_includes}"
2157 else
2158 echo "  Where do we find X Windows header files?                Standard dirs"
2159 fi
2160 if test -n "${x_libraries}"; then
2161 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
2162 else
2163 echo "  Where do we find X Windows libraries?                   Standard dirs"
2164 fi
2165
2166 echo "  Does Emacs use -lXaw3d?                                 ${HAVE_XAW3D}"
2167 echo "  Does Emacs use -lXpm?                                   ${HAVE_XPM}"
2168 echo "  Does Emacs use -ljpeg?                                  ${HAVE_JPEG}"
2169 echo "  Does Emacs use -ltiff?                                  ${HAVE_TIFF}"
2170 echo "  Does Emacs use -lungif?                                 ${HAVE_GIF}"
2171 echo "  Does Emacs use -lpng?                                   ${HAVE_PNG}"
2172 echo "  Does Emacs use X toolkit scroll bars?                   ${USE_TOOLKIT_SCROLL_BARS}"
2173 echo
2174
2175 # Remove any trailing slashes in these variables.
2176 changequote(, )dnl
2177 test "${prefix}" != NONE &&
2178   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
2179 test "${exec_prefix}" != NONE &&
2180   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
2181 changequote([, ])dnl
2182
2183 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
2184         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in \
2185         lisp/Makefile leim/Makefile, [
2186
2187 ### Make the necessary directories, if they don't exist.
2188 for dir in etc lisp ; do
2189   test -d ${dir} || mkdir ${dir}
2190 done
2191
2192 # Build src/Makefile from ${srcdir}/src/Makefile.c
2193 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
2194 # This must be done after src/config.h is built, since we rely on that file.
2195
2196 changequote(, )dnl The horror, the horror.
2197 # Now get this: Some word that is part of the ${srcdir} directory name
2198 # or the ${configuration} value might, just might, happen to be an
2199 # identifier like `sun4' or `i386' or something, and be predefined by
2200 # the C preprocessor to some helpful value like 1, or maybe the empty
2201 # string.  Needless to say consequent macro substitutions are less
2202 # than conducive to the makefile finding the correct directory.
2203 undefs="`echo $top_srcdir $configuration $canonical |
2204 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
2205     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
2206 `"
2207 changequote([, ])dnl
2208
2209 echo creating src/epaths.h
2210 make epaths-force
2211
2212 echo creating lib-src/Makefile
2213 ( cd lib-src
2214   rm -f junk.c junk1.c junk2.c
2215   sed -e '/start of cpp stuff/q' \
2216       < Makefile.c > junk1.c
2217   sed -e '1,/start of cpp stuff/d'\
2218       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2219       < Makefile.c > junk.c
2220   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2221       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
2222   cat junk1.c junk2.c > Makefile.new
2223   rm -f junk.c junk1.c junk2.c
2224   chmod 444 Makefile.new
2225   mv -f Makefile.new Makefile
2226 )
2227
2228 echo creating src/Makefile
2229 ( cd src
2230   rm -f junk.c junk1.c junk2.c
2231   sed -e '/start of cpp stuff/q' \
2232       < Makefile.c > junk1.c
2233   sed -e '1,/start of cpp stuff/d'\
2234       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
2235       < Makefile.c > junk.c
2236   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
2237       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
2238   cat junk1.c junk2.c > Makefile.new
2239   rm -f junk.c junk1.c junk2.c
2240   chmod 444 Makefile.new
2241   mv -f Makefile.new Makefile
2242 )
2243
2244 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
2245   echo creating src/.gdbinit
2246   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
2247 fi
2248
2249 # This is how we know whether to re-run configure in certain cases.
2250 touch src/config.stamp
2251
2252 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])