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/${version}/etc'
  34 lockdir='${sharedstatedir}/emacs/lock'
  35 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  36 docdir='${datadir}/emacs/${version}/etc'
  37
  38 AC_ARG_WITH(gcc,
  39 [  --with-gcc              use GCC to compile Emacs])
  40 AC_ARG_WITH(pop,
  41 [  --with-pop              support POP for mail retrieval],
  42 [AC_DEFINE(MAIL_USE_POP)])
  43 AC_ARG_WITH(kerberos,
  44 [  --with-kerberos         support Kerberos-authenticated POP],
  45 [AC_DEFINE(KERBEROS)])
  46 AC_ARG_WITH(hesiod,
  47 [  --with-hesiod           support Hesiod to get the POP server host],
  48 [AC_DEFINE(HESIOD)])
  49 dnl This should be the last --with option, because --with-x is
  50 dnl added later on when we find the path of X, and it's best to
  51 dnl keep them together visually.
  52 AC_ARG_WITH(x-toolkit,
  53 [  --with-x-toolkit=KIT    use an X toolkit (KIT = yes/lucid/athena/motif/no)],
  54 [         case "${withval}" in
  55             y | ye | yes )      val=athena ;;
  56             n | no )            val=no  ;;
  57             l | lu | luc | luci | lucid )       val=lucid ;;
  58             a | at | ath | athe | athen | athena )      val=athena ;;
  59             m | mo | mot | moti | motif )       val=motif ;;
  60 dnl These don't currently work.
  61 dnl         o | op | ope | open | open- | open-l | open-lo \
  62 dnl             | open-loo | open-look )        val=open-look ;;
  63             * )
  64 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  65 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
  66 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
  67 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
  68 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
  69             ;;
  70           esac
  71           with_x_toolkit=$val
  72 ])
  73
  74 #### Make srcdir absolute, if it isn't already.  It's important to
  75 #### avoid running the path through pwd unnecessary, since pwd can
  76 #### give you automounter prefixes, which can go away.  We do all this
  77 #### so Emacs can find its files when run uninstalled.
  78 case "${srcdir}" in
  79   /* ) ;;
  80   . )
  81     ## We may be able to use the $PWD environment variable to make this
  82     ## absolute.  But sometimes PWD is inaccurate.
  83     ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
  84     CDPATH=
  85     if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`"  ;
  86     then
  87       srcdir="$PWD"
  88     else
  89       srcdir="`(cd ${srcdir}; pwd)`"
  90     fi
  91   ;;
  92   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
  93 esac
  94
  95 #### Check if the source directory already has a configured system in it.
  96 if test `pwd` != `(cd ${srcdir} && pwd)` \
  97    && test -f "${srcdir}/src/config.h" ; then
  98   AC_MSG_WARN([The directory tree \`${srcdir}' is being used
  99    as a build directory right now; it has been configured in its own
 100    right.  To configure in another directory as well, you MUST
 101    use GNU make.  If you do not have GNU make, then you must
 102    now do \`make distclean' in ${srcdir},
 103    and then run $0 again.])
 104
 105 changequote(, )dnl
 106   extrasub='/^VPATH[     ]*=/c\
 107 changequote([, ])dnl
 108 vpath %.c $(srcdir)\
 109 vpath %.h $(srcdir)\
 110 vpath %.y $(srcdir)\
 111 vpath %.l $(srcdir)\
 112 vpath %.s $(srcdir)\
 113 vpath %.in $(srcdir)\
 114 vpath %.texi $(srcdir)'
 115 fi
 116
 117 #### Given the configuration name, set machfile and opsysfile to the
 118 #### names of the m/*.h and s/*.h files we should use.
 119
 120 ### Canonicalize the configuration name.
 121
 122 AC_CANONICAL_HOST
 123 canonical=$host
 124 configuration=$host_alias
 125
 126 changequote(, )dnl
 127
 128 ### If you add support for a new configuration, add code to this
 129 ### switch statement to recognize your configuration name and select
 130 ### the appropriate operating system and machine description files.
 131
 132 ### You would hope that you could choose an m/*.h file pretty much
 133 ### based on the machine portion of the configuration name, and an s-
 134 ### file based on the operating system portion.  However, it turns out
 135 ### that each m/*.h file is pretty manufacturer-specific - for
 136 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 137 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 138 ### machines.  So we basically have to have a special case for each
 139 ### configuration name.
 140 ###
 141 ### As far as handling version numbers on operating systems is
 142 ### concerned, make sure things will fail in a fixable way.  If
 143 ### /etc/MACHINES doesn't say anything about version numbers, be
 144 ### prepared to handle anything reasonably.  If version numbers
 145 ### matter, be sure /etc/MACHINES says something about it.
 146 ###
 147 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 148 ### "System V Release 4"; he writes, "The old convention encouraged
 149 ### confusion between `system' and `release' levels'."
 150
 151 machine='' opsys='' unported=no
 152 case "${canonical}" in
 153
 154   ## NetBSD ports
 155   *-*-netbsd* )
 156     opsys=netbsd
 157     case "${canonical}" in
 158       alpha-*-netbsd*)  machine=alpha ;;
 159       i[3456]86-*-netbsd*) machine=intel386 ;;
 160       m68k-*-netbsd*)
 161                         # This is somewhat bogus.
 162                         machine=hp9000s300 ;;
 163       mips-*-netbsd*)   machine=pmax ;;
 164       ns32k-*-netbsd*)  machine=ns32000 ;;
 165       sparc-*-netbsd*)  machine=sparc ;;
 166       vax-*-netbsd*)    machine=vax ;;
 167     esac
 168   ;;
 169
 170   ## Acorn RISCiX:
 171   arm-acorn-riscix1.1* )
 172     machine=acorn opsys=riscix1-1
 173   ;;
 174   arm-acorn-riscix1.2* | arm-acorn-riscix )
 175     ## This name is riscix12 instead of riscix1.2
 176     ## to avoid a file name conflict on MSDOS.
 177     machine=acorn opsys=riscix12
 178   ;;
 179
 180   ## BSDI ports
 181   *-*-bsdi* )
 182     opsys=bsdi
 183     case "${canonical}" in
 184       i[345]86-*-bsdi*) machine=intel386 ;;
 185       sparc-*-bsdi*)  machine=sparc ;;
 186       powerpc-*-bsdi*)  machine=powerpc ;;
 187     esac
 188     case "${canonical}" in
 189       *-*-bsd386* | *-*-bsdi1* )        opsys=bsd386 ;;
 190       *-*-bsdi2.0* )            opsys=bsdos2 ;;
 191       *-*-bsdi2* )              opsys=bsdos2-1 ;;
 192       *-*-bsdi3* )              opsys=bsdos3 ;;
 193     esac
 194   ;;
 195
 196   ## Alliant machines
 197   ## Strictly speaking, we need the version of the alliant operating
 198   ## system to choose the right machine file, but currently the
 199   ## configuration name doesn't tell us enough to choose the right
 200   ## one; we need to give alliants their own operating system name to
 201   ## do this right.  When someone cares, they can help us.
 202   fx80-alliant-* )
 203     machine=alliant4 opsys=bsd4-2
 204   ;;
 205   i860-alliant-* )
 206     machine=alliant-2800 opsys=bsd4-3
 207   ;;
 208
 209   ## Alpha (DEC) machines.
 210   alpha-dec-osf* )
 211     machine=alpha opsys=osf1
 212     # This is needed to find X11R6.1 libraries for certain tests.
 213     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 214     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 215   ;;
 216
 217   alpha-*-linux-gnu* )
 218     machine=alpha opsys=gnu-linux
 219   ;;
 220
 221   ## Altos 3068
 222   m68*-altos-sysv* )
 223     machine=altos opsys=usg5-2
 224   ;;
 225
 226   ## Amdahl UTS
 227   580-amdahl-sysv* )
 228     machine=amdahl opsys=usg5-2-2
 229   ;;
 230
 231   ## Apollo, Domain/OS
 232   m68*-apollo-* )
 233     machine=apollo opsys=bsd4-3
 234   ;;
 235
 236   ## AT&T 3b2, 3b5, 3b15, 3b20
 237   we32k-att-sysv* )
 238     machine=att3b opsys=usg5-2-2
 239   ;;
 240
 241   ## AT&T 3b1 - The Mighty Unix PC!
 242   m68*-att-sysv* )
 243     machine=7300 opsys=usg5-2-2
 244   ;;
 245
 246   ## Bull dpx20
 247   rs6000-bull-bosx* )
 248     machine=ibmrs6000 opsys=aix3-2
 249   ;;
 250
 251   ## Bull dpx2
 252   m68*-bull-sysv3* )
 253     machine=dpx2 opsys=usg5-3
 254   ;;
 255
 256   ## Bull sps7
 257   m68*-bull-sysv2* )
 258     machine=sps7 opsys=usg5-2
 259   ;;
 260
 261   ## CCI 5/32, 6/32 -- see "Tahoe".
 262
 263   ## Celerity
 264   ## I don't know what configuration name to use for this; config.sub
 265   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 266   ## in touch with us!
 267   celerity-celerity-bsd* )
 268     machine=celerity opsys=bsd4-2
 269   ;;
 270
 271   ## Clipper
 272   ## What operating systems does this chip run that Emacs has been
 273   ## tested on?
 274   clipper-* )
 275     machine=clipper
 276     ## We'll use the catch-all code at the bottom to guess the
 277     ## operating system.
 278   ;;
 279
 280   ## Convex
 281   *-convex-bsd* | *-convex-convexos* )
 282     machine=convex opsys=bsd4-3
 283     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 284     NON_GNU_CPP="cc -E -P"
 285   ;;
 286
 287   ## Cubix QBx/386
 288   i[3456]86-cubix-sysv* )
 289     machine=intel386 opsys=usg5-3
 290   ;;
 291
 292   ## Cydra 5
 293   cydra*-cydrome-sysv* )
 294     machine=cydra5 opsys=usg5-3
 295   ;;
 296
 297   ## Data General AViiON Machines
 298   ## DG changed naming conventions with the release of 5.4.4.10, they
 299   ## dropped the initial 5.4 but left the intervening R.  Because of the
 300   ## R this shouldn't conflict with older versions of the OS (which I
 301   ## think were named like dgux4.*).
 302   m88k-dg-dguxR4.* | m88k-dg-dgux4* )
 303     machine=aviion opsys=dgux4
 304   ;;
 305   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 306     ## This name is dgux5-4-3 instead of dgux5-4r3
 307     ## to avoid a file name conflict on MSDOS.
 308     machine=aviion opsys=dgux5-4-3
 309   ;;
 310   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 311     machine=aviion opsys=dgux5-4r2
 312   ;;
 313   m88k-dg-dgux* )
 314     machine=aviion opsys=dgux
 315   ;;
 316
 317   ## DECstations
 318   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 319     machine=pmax opsys=bsd4-2
 320   ;;
 321   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 322     machine=pmax opsys=bsd4-3
 323   ;;
 324   mips-dec-ultrix* )
 325     machine=pmax opsys=ultrix4-3
 326   ;;
 327   mips-dec-osf* )
 328     machine=pmax opsys=osf1
 329   ;;
 330   mips-dec-mach_bsd4.3* )
 331     machine=pmax opsys=mach-bsd4-3
 332   ;;
 333
 334   ## Motorola Delta machines
 335   m68k-motorola-sysv* | m68000-motorola-sysv* )
 336     machine=delta opsys=usg5-3
 337     if test -z "`type gnucc | grep 'not found'`"
 338     then
 339       if test -s /etc/167config
 340       then CC="gnucc -m68040"
 341       else CC="gnucc -m68881"
 342       fi
 343     else
 344       if test -z "`type gcc | grep 'not found'`"
 345       then CC=gcc
 346       else CC=cc
 347       fi
 348     fi
 349   ;;
 350   m88k-motorola-sysv4* )
 351     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 352     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 353     # I hope there are not other 4.0 versions for this machine
 354     # which really need usg5-4 instead.
 355     machine=delta88k opsys=usg5-4-2
 356   ;;
 357   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 358     machine=delta88k opsys=usg5-3
 359   ;;
 360
 361   ## Dual machines
 362   m68*-dual-sysv* )
 363     machine=dual opsys=usg5-2
 364   ;;
 365   m68*-dual-uniplus* )
 366     machine=dual opsys=unipl5-2
 367   ;;
 368
 369   ## Elxsi 6400
 370   elxsi-elxsi-sysv* )
 371     machine=elxsi opsys=usg5-2
 372   ;;
 373
 374   ## Encore machines
 375   ns16k-encore-bsd* )
 376     machine=ns16000 opsys=umax
 377   ;;
 378
 379   ## The GEC 93 - apparently, this port isn't really finished yet.
 380
 381   ## Gould Power Node and NP1
 382   pn-gould-bsd4.2* )
 383     machine=gould opsys=bsd4-2
 384   ;;
 385   pn-gould-bsd4.3* )
 386     machine=gould opsys=bsd4-3
 387   ;;
 388   np1-gould-bsd* )
 389     machine=gould-np1 opsys=bsd4-3
 390   ;;
 391
 392   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 393   ## as far as Emacs is concerned).
 394   m88k-harris-cxux* )
 395     # Build needs to be different on 7.0 and later releases
 396     case "`uname -r`" in
 397        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 398        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 399     esac
 400     NON_GNU_CPP="/lib/cpp"
 401   ;;
 402   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 403   m68k-harris-cxux* )
 404     machine=nh3000 opsys=cxux
 405   ;;
 406   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 407   powerpc-harris-powerunix )
 408     machine=nh6000 opsys=powerunix
 409     NON_GNU_CPP="cc -Xo -E -P"
 410   ;;
 411   ## SR2001/SR2201 running HI-UX/MPP
 412   hppa1.1-hitachi-hiuxmpp* )
 413     machine=sr2k opsys=hiuxmpp
 414   ;;
 415   ## Honeywell XPS100
 416   xps*-honeywell-sysv* )
 417     machine=xps100 opsys=usg5-2
 418   ;;
 419
 420   ## HP 9000 series 200 or 300
 421   m68*-hp-bsd* )
 422     machine=hp9000s300 opsys=bsd4-3
 423   ;;
 424   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 425   m68*-hp-hpux* )
 426     case "`uname -r`" in
 427       ## Someone's system reports A.B8.05 for this.
 428       ## I wonder what other possibilities there are.
 429       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 430       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 431       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 432       *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
 433       *) machine=hp9000s300 opsys=hpux ;;
 434     esac
 435   ;;
 436
 437   ## HP 9000 series 700 and 800, running HP/UX
 438   hppa*-hp-hpux7* )
 439     machine=hp800 opsys=hpux
 440   ;;
 441   hppa*-hp-hpux8* )
 442     machine=hp800 opsys=hpux8
 443   ;;
 444   hppa*-hp-hpux9shr* )
 445     machine=hp800 opsys=hpux9shr
 446   ;;
 447   hppa*-hp-hpux9* )
 448     machine=hp800 opsys=hpux9
 449   ;;
 450   hppa*-hp-hpux10* )
 451     machine=hp800 opsys=hpux10
 452   ;;
 453
 454   ## HP 9000 series 700 and 800, running HP/UX
 455   hppa*-hp-hpux* )
 456     ## Cross-compilation?  Nah!
 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=hp800 opsys=hpux8 ;;
 461       *.08.* ) machine=hp800 opsys=hpux8 ;;
 462       *.09.* ) machine=hp800 opsys=hpux9 ;;
 463       *) machine=hp800 opsys=hpux ;;
 464     esac
 465   ;;
 466   hppa*-*-nextstep* )
 467     machine=hp800 opsys=nextstep
 468   ;;
 469
 470   ## Orion machines
 471   orion-orion-bsd* )
 472     machine=orion opsys=bsd4-2
 473   ;;
 474   clipper-orion-bsd* )
 475     machine=orion105 opsys=bsd4-2
 476   ;;
 477
 478   ## IBM machines
 479   i[3456]86-ibm-aix1.1* )
 480     machine=ibmps2-aix opsys=usg5-2-2
 481   ;;
 482   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 483     machine=ibmps2-aix opsys=usg5-3
 484   ;;
 485   i370-ibm-aix*)
 486     machine=ibm370aix opsys=usg5-3
 487   ;;
 488   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 489     machine=ibmrs6000 opsys=aix3-1
 490   ;;
 491   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 492     machine=ibmrs6000 opsys=aix3-2-5
 493   ;;
 494   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 495     machine=ibmrs6000 opsys=aix4-1
 496   ;;
 497   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 498     machine=ibmrs6000 opsys=aix4-2
 499   ;;
 500   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 501     machine=ibmrs6000 opsys=aix4
 502   ;;
 503   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 504     machine=ibmrs6000 opsys=aix4-1
 505   ;;
 506   rs6000-ibm-aix* | powerpc-ibm-aix* )
 507     machine=ibmrs6000 opsys=aix3-2
 508   ;;
 509   romp-ibm-bsd4.3* )
 510     machine=ibmrt opsys=bsd4-3
 511   ;;
 512   romp-ibm-bsd4.2* )
 513     machine=ibmrt opsys=bsd4-2
 514   ;;
 515   romp-ibm-aos4.3* )
 516     machine=ibmrt opsys=bsd4-3
 517   ;;
 518   romp-ibm-aos4.2* )
 519     machine=ibmrt opsys=bsd4-2
 520   ;;
 521   romp-ibm-aos* )
 522     machine=ibmrt opsys=bsd4-3
 523   ;;
 524   romp-ibm-bsd* )
 525     machine=ibmrt opsys=bsd4-3
 526   ;;
 527   romp-ibm-aix* )
 528     machine=ibmrt-aix opsys=usg5-2-2
 529   ;;
 530
 531   ## Integrated Solutions `Optimum V'
 532   m68*-isi-bsd4.2* )
 533     machine=isi-ov opsys=bsd4-2
 534   ;;
 535   m68*-isi-bsd4.3* )
 536     machine=isi-ov opsys=bsd4-3
 537   ;;
 538
 539   ## Intel 386 machines where we do care about the manufacturer
 540   i[3456]86-intsys-sysv* )
 541     machine=is386 opsys=usg5-2-2
 542   ;;
 543
 544   ## Prime EXL
 545   i[3456]86-prime-sysv* )
 546     machine=i386 opsys=usg5-3
 547   ;;
 548
 549   ## Sequent Symmetry running Dynix
 550   i[3456]86-sequent-bsd* )
 551     machine=symmetry opsys=bsd4-3
 552   ;;
 553
 554   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 555   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 556     machine=sequent-ptx opsys=ptx4
 557     NON_GNU_CPP=/lib/cpp
 558   ;;
 559
 560   ## Sequent Symmetry running DYNIX/ptx
 561   ## Use the old cpp rather than the newer ANSI one.
 562   i[3456]86-sequent-ptx* )
 563     machine=sequent-ptx opsys=ptx
 564     NON_GNU_CPP="/lib/cpp"
 565   ;;
 566
 567   ## ncr machine running svr4.3.
 568   i[3456]86-ncr-sysv4.3 )
 569     machine=ncr386 opsys=usg5-4-3
 570   ;;
 571
 572   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 573   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 574   i[3456]86-ncr-sysv* )
 575     machine=ncr386 opsys=usg5-4-2
 576   ;;
 577
 578   ## Intel Paragon OSF/1
 579   i860-intel-osf1* )
 580     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 581   ;;
 582
 583   ## Intel 860
 584   i860-*-sysv4* )
 585     machine=i860 opsys=usg5-4
 586     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 587     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 588   ;;
 589
 590   ## Masscomp machines
 591   m68*-masscomp-rtu* )
 592     machine=masscomp opsys=rtu
 593   ;;
 594
 595   ## Megatest machines
 596   m68*-megatest-bsd* )
 597     machine=mega68 opsys=bsd4-2
 598   ;;
 599
 600   ## Workstations sold by MIPS
 601   ## This is not necessarily all workstations using the MIPS processor -
 602   ## Irises are produced by SGI, and DECstations by DEC.
 603
 604   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 605   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 606   ## it gives for choosing between the alternatives seems to be "Use
 607   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 608   ## the BSD world."  I'll assume that these are instructions for
 609   ## handling two odd situations, and that every other situation
 610   ## should use mips.h and usg5-2-2, they being listed first.
 611   mips-mips-usg* )
 612     machine=mips4
 613     ## Fall through to the general code at the bottom to decide on the OS.
 614   ;;
 615   mips-mips-riscos4* )
 616     machine=mips4 opsys=bsd4-3
 617     NON_GNU_CC="cc -systype bsd43"
 618     NON_GNU_CPP="cc -systype bsd43 -E"
 619   ;;
 620   mips-mips-riscos5* )
 621     machine=mips4 opsys=riscos5
 622     NON_GNU_CC="cc -systype bsd43"
 623     NON_GNU_CPP="cc -systype bsd43 -E"
 624   ;;
 625   mips-mips-bsd* )
 626     machine=mips opsys=bsd4-3
 627   ;;
 628   mips-mips-* )
 629     machine=mips opsys=usg5-2-2
 630   ;;
 631
 632   ## NeXT
 633   m68*-next-* | m68k-*-nextstep* )
 634     machine=m68k opsys=nextstep
 635   ;;
 636
 637   ## The complete machine from National Semiconductor
 638   ns32k-ns-genix* )
 639     machine=ns32000 opsys=usg5-2
 640   ;;
 641
 642   ## NCR machines
 643   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 644     machine=tower32 opsys=usg5-2-2
 645   ;;
 646   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 647     machine=tower32v3 opsys=usg5-3
 648   ;;
 649
 650   ## Nixdorf Targon 31
 651   m68*-nixdorf-sysv* )
 652     machine=targon31 opsys=usg5-2-2
 653   ;;
 654
 655   ## Nu (TI or LMI)
 656   m68*-nu-sysv* )
 657     machine=nu opsys=usg5-2
 658   ;;
 659
 660   ## Plexus
 661   m68*-plexus-sysv* )
 662     machine=plexus opsys=usg5-2
 663   ;;
 664
 665   ## PowerPC reference platform
 666   powerpcle-*-solaris2* )
 667     machine=prep
 668     opsys=sol2-5
 669   ;;
 670
 671   ## Pyramid machines
 672   ## I don't really have any idea what sort of processor the Pyramid has,
 673   ## so I'm assuming it is its own architecture.
 674   pyramid-pyramid-bsd* )
 675     machine=pyramid opsys=bsd4-2
 676   ;;
 677
 678   ## Sequent Balance
 679   ns32k-sequent-bsd4.2* )
 680     machine=sequent opsys=bsd4-2
 681   ;;
 682   ns32k-sequent-bsd4.3* )
 683     machine=sequent opsys=bsd4-3
 684   ;;
 685
 686   ## Siemens Nixdorf
 687   mips-siemens-sysv* | mips-sni-sysv*)
 688     machine=mips-siemens opsys=usg5-4
 689     NON_GNU_CC=/usr/ccs/bin/cc
 690     NON_GNU_CPP=/usr/ccs/lib/cpp
 691   ;;
 692
 693   ## Silicon Graphics machines
 694   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 695   m68*-sgi-iris3.5* )
 696     machine=irist opsys=iris3-5
 697   ;;
 698   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 699     machine=irist opsys=iris3-6
 700   ;;
 701   ## Iris 4D
 702   mips-sgi-irix3* )
 703     machine=iris4d opsys=irix3-3
 704   ;;
 705   mips-sgi-irix4* )
 706     machine=iris4d opsys=irix4-0
 707   ;;
 708   mips-sgi-irix6* )
 709     machine=iris4d opsys=irix6-0
 710     NON_GNU_CPP=/lib/cpp
 711     NON_GCC_TEST_OPTIONS=-32
 712   ;;
 713   mips-sgi-irix5.[01]* )
 714     machine=iris4d opsys=irix5-0
 715   ;;
 716   mips-sgi-irix5* | mips-sgi-irix* )
 717     machine=iris4d opsys=irix5-2
 718   ;;
 719
 720   ## SONY machines
 721   m68*-sony-bsd4.2* )
 722     machine=news opsys=bsd4-2
 723   ;;
 724   m68*-sony-bsd4.3* )
 725     machine=news opsys=bsd4-3
 726   ;;
 727   m68*-sony-newsos3* | m68*-sony-news3*)
 728     machine=news opsys=bsd4-3
 729   ;;
 730   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 731     machine=news-risc opsys=bsd4-3
 732   ;;
 733   mips-sony-newsos6* )
 734     machine=news-risc6 opsys=newsos6
 735   ;;
 736   mips-sony-news* )
 737     machine=news-risc opsys=newsos5
 738   ;;
 739
 740   ## Stride
 741   m68*-stride-sysv* )
 742     machine=stride opsys=usg5-2
 743   ;;
 744
 745   ## Suns
 746   sparc-*-linux-gnu* )
 747     machine=sparc opsys=gnu-linux
 748   ;;
 749
 750   *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 751     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 752     | rs6000-*-solaris2*)
 753     case "${canonical}" in
 754       m68*-sunos1* )    machine=sun1 ;;
 755       m68*-sunos2* )    machine=sun2 ;;
 756       m68* )            machine=sun3 ;;
 757       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 758       i[3456]86-*-* )     machine=intel386 ;;
 759       powerpcle* )      machine=powerpcle ;;
 760       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 761       sparc* )          machine=sparc ;;
 762       * )               unported=yes ;;
 763     esac
 764     case "${canonical}" in
 765       ## The Sun386 didn't get past 4.0.
 766       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 767       *-sunos4.0*         ) opsys=sunos4-0 ;;
 768       *-sunos4.1.[3-9]*noshare )
 769                 ## This name is sunos413 instead of sunos4-1-3
 770                 ## to avoid a file name conflict on MSDOS.
 771                 opsys=sunos413
 772                 NON_GNU_CPP=/usr/lib/cpp
 773                 NON_GCC_TEST_OPTIONS=-Bstatic
 774                 GCC_TEST_OPTIONS=-static
 775                 ;;
 776       *-sunos4.1.[3-9]* | *-sunos4shr*)
 777                 opsys=sunos4shr
 778                 NON_GNU_CPP=/usr/lib/cpp
 779                 ;;
 780       *-sunos4* | *-sunos )
 781                 opsys=sunos4-1
 782                 NON_GCC_TEST_OPTIONS=-Bstatic
 783                 GCC_TEST_OPTIONS=-static
 784                 ;;
 785       *-sunos5.3* | *-solaris2.3* )
 786                 opsys=sol2-3
 787                 NON_GNU_CPP=/usr/ccs/lib/cpp
 788                 ;;
 789       *-sunos5.4* | *-solaris2.4* )
 790                 opsys=sol2-4
 791                 NON_GNU_CPP=/usr/ccs/lib/cpp
 792                 RANLIB="ar -ts"
 793                 ;;
 794       *-sunos5.5* | *-solaris2.5* )
 795                 opsys=sol2-5
 796                 NON_GNU_CPP=/usr/ccs/lib/cpp
 797                 RANLIB="ar -ts"
 798                 ;;
 799       *-sunos5* | *-solaris* )
 800                 opsys=sol2-4
 801                 NON_GNU_CPP=/usr/ccs/lib/cpp
 802                 ;;
 803       *                   ) opsys=bsd4-2   ;;
 804     esac
 805     ## Watch out for a compiler that we know will not work.
 806     case "${canonical}" in
 807      *-solaris* | *-sunos5* )
 808                 if [ "x$CC" = x/usr/ucb/cc ]; then
 809                   ## /usr/ucb/cc doesn't work;
 810                   ## we should find some other compiler that does work.
 811                   unset CC
 812                 fi
 813                 ;;
 814       *) ;;
 815     esac
 816   ;;
 817   sparc-*-nextstep* )
 818     machine=sparc opsys=nextstep
 819   ;;
 820
 821   ## Tadpole 68k
 822   m68*-tadpole-sysv* )
 823     machine=tad68k opsys=usg5-3
 824   ;;
 825
 826   ## Tahoe machines
 827   tahoe-tahoe-bsd4.2* )
 828     machine=tahoe opsys=bsd4-2
 829   ;;
 830   tahoe-tahoe-bsd4.3* )
 831     machine=tahoe opsys=bsd4-3
 832   ;;
 833
 834   ## Tandem Integrity S2
 835   mips-tandem-sysv* )
 836     machine=tandem-s2 opsys=usg5-3
 837   ;;
 838
 839   ## Tektronix XD88
 840   m88k-tektronix-sysv3* )
 841   machine=tekxd88 opsys=usg5-3
 842   ;;
 843
 844   ## Tektronix 16000 box (6130?)
 845   ns16k-tektronix-bsd* )
 846     machine=ns16000 opsys=bsd4-2
 847   ;;
 848   ## Tektronix 4300
 849   ## src/m/tek4300.h hints that this is a m68k machine.
 850   m68*-tektronix-bsd* )
 851     machine=tek4300 opsys=bsd4-3
 852   ;;
 853
 854   ## Titan P2 or P3
 855   ## We seem to have lost the machine-description file titan.h!
 856   titan-titan-sysv* )
 857     machine=titan opsys=usg5-3
 858   ;;
 859
 860   ## Ustation E30 (SS5E)
 861   m68*-unisys-uniplus* )
 862     machine=ustation opsystem=unipl5-2
 863   ;;
 864
 865   ## Vaxen.
 866   vax-dec-* )
 867     machine=vax
 868     case "${canonical}" in
 869       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 870       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 871       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 872       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 873       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 874       *-vms* )                                          opsys=vms ;;
 875       * )                                               unported=yes
 876     esac
 877   ;;
 878
 879   ## Whitechapel MG1
 880   ns16k-whitechapel-* )
 881     machine=mg1
 882     ## We don't know what sort of OS runs on these; we'll let the
 883     ## operating system guessing code below try.
 884   ;;
 885
 886   ## Wicat
 887   m68*-wicat-sysv* )
 888     machine=wicat opsys=usg5-2
 889   ;;
 890
 891   ## Intel 386 machines where we don't care about the manufacturer
 892   i[3456]86-*-* )
 893     machine=intel386
 894     case "${canonical}" in
 895       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 896       *-isc2.2* )               opsys=isc2-2 ;;
 897       *-isc4.0* )               opsys=isc4-0 ;;
 898       *-isc4.* )                opsys=isc4-1
 899                                 GCC_TEST_OPTIONS=-posix
 900                                 NON_GCC_TEST_OPTIONS=-Xp
 901                                 ;;
 902       *-isc* )                  opsys=isc3-0 ;;
 903       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 904       *-esix* )                 opsys=esix ;;
 905       *-xenix* )                opsys=xenix ;;
 906       *-linux-gnu* )            opsys=gnu-linux ;;
 907       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
 908       *-sco3.2v5* )             opsys=sco5
 909                                 NON_GNU_CPP=/lib/cpp
 910                                 # Prevent -belf from being passed to $CPP.
 911                                 # /lib/cpp does not accept it.
 912                                 OVERRIDE_CPPFLAGS=" "
 913                                 ;;
 914       *-386bsd* )               opsys=386bsd ;;
 915       *-freebsd* )              opsys=freebsd ;;
 916       *-nextstep* )             opsys=nextstep ;;
 917       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
 918     esac
 919   ;;
 920
 921   ## m68k Linux-based GNU system
 922   m68k-*-linux-gnu* )
 923     machine=m68k opsys=gnu-linux
 924   ;;
 925
 926   ## Mips Linux-based GNU system
 927   mips-*-linux-gnu* )
 928     machine=mips opsys=gnu-linux
 929   ;;
 930
 931   * )
 932     unported=yes
 933   ;;
 934 esac
 935
 936 ### If the code above didn't choose an operating system, just choose
 937 ### an operating system based on the configuration name.  You really
 938 ### only want to use this when you have no idea what the right
 939 ### operating system is; if you know what operating systems a machine
 940 ### runs, it's cleaner to make it explicit in the case statement
 941 ### above.
 942 if test x"${opsys}" = x; then
 943   case "${canonical}" in
 944     *-gnu* )                            opsys=gnu ;;
 945     *-bsd4.[01] )                       opsys=bsd4-1 ;;
 946     *-bsd4.2 )                          opsys=bsd4-2 ;;
 947     *-bsd4.3 )                          opsys=bsd4-3 ;;
 948     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
 949     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
 950     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
 951     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
 952     *-sysv4.1* | *-sysvr4.1* )
 953         NON_GNU_CPP=/usr/lib/cpp
 954         opsys=usg5-4 ;;
 955     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
 956         if [ x$NON_GNU_CPP = x ]; then
 957           if [ -f /usr/ccs/lib/cpp ]; then
 958             NON_GNU_CPP=/usr/ccs/lib/cpp
 959           else
 960             NON_GNU_CPP=/lib/cpp
 961           fi
 962         fi
 963         opsys=usg5-4-2 ;;
 964     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
 965     * )
 966       unported=yes
 967     ;;
 968   esac
 969 fi
 970
 971 if test "x$RANLIB" = x; then
 972   RANLIB=ranlib
 973 fi
 974
 975 changequote([, ])dnl
 976
 977 if test $unported = yes; then
 978   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
 979 Check \`etc/MACHINES' for recognized configuration names.])
 980 fi
 981
 982 machfile="m/${machine}.h"
 983 opsysfile="s/${opsys}.h"
 984
 985
 986 #### Choose a compiler.
 987 test -n "$CC" && cc_specified=yes
 988
 989 # Save the value of CFLAGS that the user specified.
 990 SPECIFIED_CFLAGS="$CFLAGS"
 991
 992 case ${with_gcc} in
 993   "yes" ) CC="gcc" GCC=yes ;;
 994   "no"  ) : ${CC=cc} ;;
 995   * ) AC_PROG_CC
 996 esac
 997
 998 # On Suns, sometimes $CPP names a directory.
 999 if test -n "$CPP" && test -d "$CPP"; then
1000   CPP=
1001 fi
1002
1003 #### Some systems specify a CPP to use unless we are using GCC.
1004 #### Now that we know whether we are using GCC, we can decide whether
1005 #### to use that one.
1006 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
1007 then
1008   CPP="$NON_GNU_CPP"
1009 fi
1010
1011 #### Some systems specify a CC to use unless we are using GCC.
1012 #### Now that we know whether we are using GCC, we can decide whether
1013 #### to use that one.
1014 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
1015   test x$cc_specified != xyes
1016 then
1017   CC="$NON_GNU_CC"
1018 fi
1019
1020 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
1021 then
1022   CC="$CC $GCC_TEST_OPTIONS"
1023 fi
1024
1025 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
1026 then
1027   CC="$CC $NON_GCC_TEST_OPTIONS"
1028 fi
1029
1030 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
1031 then
1032   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
1033 fi
1034
1035 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
1036 then
1037   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
1038 fi
1039
1040 #### Some other nice autoconf tests.  If you add a test here which
1041 #### should make an entry in src/config.h, don't forget to add an
1042 #### #undef clause to src/config.h.in for autoconf to modify.
1043
1044 dnl checks for programs
1045 AC_PROG_LN_S
1046 AC_PROG_CPP
1047 AC_PROG_INSTALL
1048 AC_PROG_YACC
1049
1050 dnl checks for Unix variants
1051 AC_AIX
1052
1053 dnl checks for header files
1054 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)
1055 AC_HEADER_STDC
1056 AC_HEADER_TIME
1057 AC_DECL_SYS_SIGLIST
1058
1059 dnl Some systems have utime.h but don't declare the struct anyplace.
1060 AC_MSG_CHECKING(for struct utimbuf)
1061 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1062 #include <sys/time.h>
1063 #include <time.h>
1064 #else
1065 #ifdef HAVE_SYS_TIME_H
1066 #include <sys/time.h>
1067 #else
1068 #include <time.h>
1069 #endif
1070 #endif
1071 #ifdef HAVE_UTIME_H
1072 #include <utime.h>
1073 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1074   [AC_MSG_RESULT(yes)
1075    AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
1076   AC_MSG_RESULT(no))
1077
1078 dnl checks for typedefs
1079 AC_TYPE_SIGNAL
1080
1081 AC_MSG_CHECKING(for struct timeval)
1082 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1083 #include <sys/time.h>
1084 #include <time.h>
1085 #else
1086 #ifdef HAVE_SYS_TIME_H
1087 #include <sys/time.h>
1088 #else
1089 #include <time.h>
1090 #endif
1091 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1092   [AC_MSG_RESULT(yes)
1093    HAVE_TIMEVAL=yes
1094    AC_DEFINE(HAVE_TIMEVAL)],
1095   [AC_MSG_RESULT(no)
1096    HAVE_TIMEVAL=no])
1097
1098 dnl checks for structure members
1099 AC_STRUCT_TM
1100 AC_STRUCT_TIMEZONE
1101
1102 dnl checks for compiler characteristics
1103 AC_C_CONST
1104
1105 dnl check for Make feature
1106 AC_PROG_MAKE_SET
1107
1108 dnl checks for operating system services
1109 AC_SYS_LONG_FILE_NAMES
1110
1111 #### Choose a window system.
1112
1113 AC_PATH_X
1114 if test "$no_x" = yes; then
1115   window_system=none
1116 else
1117   window_system=x11
1118 fi
1119
1120 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1121   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1122   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1123 fi
1124 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1125   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1126 fi
1127
1128 if test x"${x_includes}" = x; then
1129   bitmapdir=/usr/include/X11/bitmaps
1130 else
1131   # accumulate include directories that have X11 bitmap subdirectories
1132   bmd_acc="dummyval"
1133   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1134     if test -d "${bmd}/X11/bitmaps"; then
1135       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1136     elif test -d "${bmd}/bitmaps"; then
1137       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1138     fi
1139   done
1140   if test ${bmd_acc} != "dummyval"; then
1141     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1142   fi
1143 fi
1144
1145 case "${window_system}" in
1146   x11 )
1147     HAVE_X_WINDOWS=yes
1148     HAVE_X11=yes
1149     case "${with_x_toolkit}" in
1150       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1151       motif ) USE_X_TOOLKIT=MOTIF ;;
1152 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1153       no ) USE_X_TOOLKIT=none ;;
1154 dnl If user did not say whether to use a toolkit,
1155 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1156       * ) USE_X_TOOLKIT=maybe ;;
1157     esac
1158   ;;
1159   none )
1160     HAVE_X_WINDOWS=no
1161     HAVE_X11=no
1162     USE_X_TOOLKIT=none
1163   ;;
1164 esac
1165
1166 ### If we're using X11, we should use the X menu package.
1167 HAVE_MENUS=no
1168 case ${HAVE_X11} in
1169   yes ) HAVE_MENUS=yes ;;
1170 esac
1171
1172 if test "${opsys}" = "hpux9"; then
1173   case "${x_libraries}" in
1174     *X11R4* )
1175       opsysfile="s/hpux9-x11r4.h"
1176       ;;
1177   esac
1178 fi
1179
1180 if test "${opsys}" = "hpux9shr"; then
1181   case "${x_libraries}" in
1182     *X11R4* )
1183       opsysfile="s/hpux9shxr4.h"
1184       ;;
1185   esac
1186 fi
1187
1188 #### Extract some information from the operating system and machine files.
1189
1190 AC_CHECKING([the machine- and system-dependent files to find out
1191  - which libraries the lib-src programs will want, and
1192  - whether the GNU malloc routines are usable])
1193
1194 ### First figure out CFLAGS (which we use for running the compiler here)
1195 ### and REAL_CFLAGS (which we use for real compilation).
1196 ### The two are the same except on a few systems, where they are made
1197 ### different to work around various lossages.  For example,
1198 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1199 ### as implying static linking.
1200
1201 ### If the CFLAGS env var is specified, we use that value
1202 ### instead of the default.
1203
1204 ### It's not important that this name contain the PID; you can't run
1205 ### two configures in the same directory and have anything work
1206 ### anyway.
1207 tempcname="conftest.c"
1208
1209 echo '
1210 #include "'${srcdir}'/src/'${opsysfile}'"
1211 #include "'${srcdir}'/src/'${machfile}'"
1212 #ifndef LIBS_MACHINE
1213 #define LIBS_MACHINE
1214 #endif
1215 #ifndef LIBS_SYSTEM
1216 #define LIBS_SYSTEM
1217 #endif
1218 #ifndef C_SWITCH_SYSTEM
1219 #define C_SWITCH_SYSTEM
1220 #endif
1221 #ifndef C_SWITCH_MACHINE
1222 #define C_SWITCH_MACHINE
1223 #endif
1224 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1225 configure___ c_switch_system=C_SWITCH_SYSTEM
1226 configure___ c_switch_machine=C_SWITCH_MACHINE
1227
1228 #ifndef LIB_X11_LIB
1229 #define LIB_X11_LIB -lX11
1230 #endif
1231
1232 #ifndef LIBX11_MACHINE
1233 #define LIBX11_MACHINE
1234 #endif
1235
1236 #ifndef LIBX11_SYSTEM
1237 #define LIBX11_SYSTEM
1238 #endif
1239 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1240
1241 #ifdef UNEXEC
1242 configure___ unexec=UNEXEC
1243 #else
1244 configure___ unexec=unexec.o
1245 #endif
1246
1247 #ifdef SYSTEM_MALLOC
1248 configure___ system_malloc=yes
1249 #else
1250 configure___ system_malloc=no
1251 #endif
1252
1253 #ifndef C_DEBUG_SWITCH
1254 #define C_DEBUG_SWITCH -g
1255 #endif
1256
1257 #ifndef C_OPTIMIZE_SWITCH
1258 #define C_OPTIMIZE_SWITCH -O
1259 #endif
1260
1261 #ifndef LD_SWITCH_MACHINE
1262 #define LD_SWITCH_MACHINE
1263 #endif
1264
1265 #ifndef LD_SWITCH_SYSTEM
1266 #define LD_SWITCH_SYSTEM
1267 #endif
1268
1269 #ifndef LD_SWITCH_X_SITE_AUX
1270 #define LD_SWITCH_X_SITE_AUX
1271 #endif
1272
1273 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1274 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1275
1276 #ifdef THIS_IS_CONFIGURE
1277
1278 /* Get the CFLAGS for tests in configure.  */
1279 #ifdef __GNUC__
1280 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1281 #else
1282 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1283 #endif
1284
1285 #else /* not THIS_IS_CONFIGURE */
1286
1287 /* Get the CFLAGS for real compilation.  */
1288 #ifdef __GNUC__
1289 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1290 #else
1291 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1292 #endif
1293
1294 #endif /* not THIS_IS_CONFIGURE */
1295 ' > ${tempcname}
1296
1297 # The value of CPP is a quoted variable reference, so we need to do this
1298 # to get its actual value...
1299 CPP=`eval "echo $CPP"`
1300 changequote(, )dnl
1301 eval `${CPP} -Isrc ${tempcname} \
1302        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1303 if test "x$SPECIFIED_CFLAGS" = x; then
1304   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1305          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1306 else
1307   REAL_CFLAGS="$CFLAGS"
1308 fi
1309 changequote([, ])dnl
1310 rm ${tempcname}
1311
1312 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1313
1314 ### Compute the unexec source name from the object name.
1315 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1316
1317 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1318 # Assume not, until told otherwise.
1319 GNU_MALLOC=yes
1320 doug_lea_malloc=yes
1321 AC_CHECK_FUNC(malloc_get_state, ,doug_lea_malloc=no)
1322 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1323 if test "${system_malloc}" = "yes"; then
1324   GNU_MALLOC=no
1325   GNU_MALLOC_reason="
1326     (The GNU allocators don't work with this system configuration.)"
1327 fi
1328 if test "$doug_lea_malloc" = "yes" ; then
1329   if test "$GNU_MALLOC" = yes ; then
1330     GNU_MALLOC_reason="
1331       (Using Doug Lea's new malloc from the GNU C Library.)"
1332   fi
1333   AC_DEFINE(DOUG_LEA_MALLOC)
1334 fi
1335
1336 if test x"${REL_ALLOC}" = x; then
1337   REL_ALLOC=${GNU_MALLOC}
1338 fi
1339
1340 LISP_FLOAT_TYPE=yes
1341
1342
1343 #### Add the libraries to LIBS and check for some functions.
1344
1345 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1346   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1347 else
1348   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1349 fi
1350
1351 LIBS="$libsrc_libs $LIBS"
1352
1353 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1354 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1355 AC_CHECK_LIB(dnet, dnet_ntoa)
1356 dnl This causes -lresolv to get used in subsequent tests,
1357 dnl which causes failures on some systems such as HPUX 9.
1358 dnl AC_CHECK_LIB(resolv, gethostbyname)
1359
1360 dnl FIXME replace main with a function we actually want from this library.
1361 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1362
1363 AC_CHECK_LIB(pthreads, cma_open)
1364
1365 AC_MSG_CHECKING(for XFree86)
1366 if test -d /usr/X386/include; then
1367   HAVE_XFREE386=yes
1368   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1369 else
1370   HAVE_XFREE386=no
1371 fi
1372 AC_MSG_RESULT($HAVE_XFREE386)
1373
1374 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1375 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1376
1377 if test "${HAVE_X11}" = "yes"; then
1378   DEFS="$C_SWITCH_X_SITE $DEFS"
1379   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1380   LIBS="$LIBX $LIBS"
1381   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1382
1383   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1384   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1385   # but it's more convenient here to set LD_RUN_PATH
1386   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1387   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1388     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1389     export LD_RUN_PATH
1390   fi
1391
1392   if test "${opsys}" = "gnu-linux"; then
1393     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1394     AC_TRY_LINK([],
1395      [XOpenDisplay ("foo");],
1396      [xlinux_first_failure=no],
1397      [xlinux_first_failure=yes])
1398     if test "${xlinux_first_failure}" = "yes"; then
1399       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1400       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1401       OLD_CPPFLAGS="$CPPFLAGS"
1402       OLD_LIBS="$LIBS"
1403       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1404       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1405       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1406       LIBS="$LIBS -b i486-linuxaout"
1407       AC_TRY_LINK([],
1408        [XOpenDisplay ("foo");],
1409        [xlinux_second_failure=no],
1410        [xlinux_second_failure=yes])
1411       if test "${xlinux_second_failure}" = "yes"; then
1412         # If we get the same failure with -b, there is no use adding -b.
1413         # So take it out.  This plays safe.
1414         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1415         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1416         CPPFLAGS="$OLD_CPPFLAGS"
1417         LIBS="$OLD_LIBS"
1418         AC_MSG_RESULT(no)
1419       else
1420         AC_MSG_RESULT(yes)
1421       fi
1422     else
1423       AC_MSG_RESULT(no)
1424     fi
1425   fi
1426
1427   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1428 XScreenNumberOfScreen XSetWMProtocols)
1429 fi
1430
1431 if test "${window_system}" = "x11"; then
1432   AC_MSG_CHECKING(X11 version 6)
1433   AC_TRY_LINK([#include <X11/Xlib.h>],
1434 [#if XlibSpecificationRelease < 6
1435 fail;
1436 #endif
1437 ], [AC_MSG_RESULT(6 or newer)
1438     AC_DEFINE(HAVE_X11R6)],
1439    [AC_MSG_RESULT(before 6)])
1440 fi
1441
1442 if test "${window_system}" = "x11"; then
1443   AC_MSG_CHECKING(X11 version 5)
1444   AC_TRY_LINK([#include <X11/Xlib.h>],
1445 [#if XlibSpecificationRelease < 5
1446 fail;
1447 #endif
1448 ], [AC_MSG_RESULT(5 or newer)
1449     HAVE_X11R5=yes
1450     AC_DEFINE(HAVE_X11R5)],
1451    [
1452     HAVE_X11R5=no
1453     AC_MSG_RESULT(before 5)])
1454 fi
1455
1456 dnl Do not put whitespace before the #include statements below.
1457 dnl Older compilers (eg sunos4 cc) choke on it.
1458 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1459   if test x"${HAVE_X11R5}" = xyes; then
1460     AC_MSG_CHECKING(X11 version 5 with Xaw)
1461     AC_TRY_LINK([
1462 #include <X11/Intrinsic.h>
1463 #include <X11/Xaw/Simple.h>],
1464       [],
1465       [AC_MSG_RESULT(5 or newer, with Xaw; use toolkit by default)
1466        USE_X_TOOLKIT=LUCID],
1467       [AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1468        USE_X_TOOLKIT=none])
1469   else
1470     USE_X_TOOLKIT=none
1471   fi
1472 fi
1473
1474 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1475
1476 if test "${USE_X_TOOLKIT}" != "none"; then
1477   AC_MSG_CHECKING(X11 toolkit version)
1478   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1479 [#if XtSpecificationRelease < 6
1480 fail;
1481 #endif
1482 ], [AC_MSG_RESULT(6 or newer)
1483     HAVE_X11XTR6=yes
1484     AC_DEFINE(HAVE_X11XTR6)],
1485    [AC_MSG_RESULT(before 6)
1486     HAVE_X11XTR6=no])
1487
1488 dnl If using toolkit, check whether libXmu.a exists.
1489 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1490   OLDLIBS="$LIBS"
1491   if test x$HAVE_X11XTR6 = xyes; then
1492     LIBS="-lXt -lSM -lICE $LIBS"
1493   else
1494     LIBS="-lXt $LIBS"
1495   fi
1496   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1497   LIBS="$OLDLIBS"
1498 fi
1499
1500 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1501 AC_MSG_CHECKING(whether netdb declares h_errno)
1502 AC_TRY_LINK([#include <netdb.h>],
1503   [return h_errno;],
1504   [AC_MSG_RESULT(yes)
1505    AC_DEFINE(HAVE_H_ERRNO)],
1506   [AC_MSG_RESULT(no)])
1507
1508 AC_FUNC_ALLOCA
1509
1510 # fmod, logb, and frexp are found in -lm on most systems.
1511 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1512 AC_CHECK_LIB(m, sqrt)
1513
1514 # Check for mail-locking functions in a "mail" library
1515 AC_CHECK_LIB(mail, maillock,
1516              AC_DEFINE(HAVE_LIBMAIL)
1517              AC_CHECK_FUNCS(touchlock)
1518              AC_CHECK_HEADERS(maillock.h))
1519
1520 AC_CHECK_FUNCS(gettimeofday gethostname getdomainname dup2 \
1521 rename closedir mkdir rmdir sysinfo \
1522 random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
1523 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1524 utimes setrlimit setpgid getcwd shutdown)
1525
1526 # Check this now, so that we will NOT find the above functions in ncurses.
1527 # That is because we have not set up to link ncurses in lib-src.
1528 # It's better to believe a function is not available
1529 # than to expect to find it in ncurses.
1530 AC_CHECK_LIB(ncurses, tparm)
1531
1532 # These tell us which Kerberos-related libraries to use.
1533 if test "${with_kerberos+set}" = set; then
1534   AC_CHECK_LIB(krb, krb_get_cred)
1535   AC_CHECK_LIB(des, des_cbc_encrypt)
1536   AC_CHECK_LIB(com_err, com_err)
1537 fi
1538
1539 AC_MSG_CHECKING(whether localtime caches TZ)
1540 AC_CACHE_VAL(emacs_cv_localtime_cache,
1541 [if test x$ac_cv_func_tzset = xyes; then
1542 AC_TRY_RUN([#include <time.h>
1543 #if STDC_HEADERS
1544 # include <stdlib.h>
1545 #endif
1546 extern char **environ;
1547 unset_TZ ()
1548 {
1549   char **from, **to;
1550   for (to = from = environ; (*to = *from); from++)
1551     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1552       to++;
1553 }
1554 char TZ_GMT0[] = "TZ=GMT0";
1555 char TZ_PST8[] = "TZ=PST8";
1556 main()
1557 {
1558   time_t now = time ((time_t *) 0);
1559   int hour_GMT0, hour_unset;
1560   if (putenv (TZ_GMT0) != 0)
1561     exit (1);
1562   hour_GMT0 = localtime (&now)->tm_hour;
1563   unset_TZ ();
1564   hour_unset = localtime (&now)->tm_hour;
1565   if (putenv (TZ_PST8) != 0)
1566     exit (1);
1567   if (localtime (&now)->tm_hour == hour_GMT0)
1568     exit (1);
1569   unset_TZ ();
1570   if (localtime (&now)->tm_hour != hour_unset)
1571     exit (1);
1572   exit (0);
1573 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1574 [# If we have tzset, assume the worst when cross-compiling.
1575 emacs_cv_localtime_cache=yes])
1576 else
1577         # If we lack tzset, report that localtime does not cache TZ,
1578         # since we can't invalidate the cache if we don't have tzset.
1579         emacs_cv_localtime_cache=no
1580 fi])dnl
1581 AC_MSG_RESULT($emacs_cv_localtime_cache)
1582 if test $emacs_cv_localtime_cache = yes; then
1583   AC_DEFINE(LOCALTIME_CACHE)
1584 fi
1585
1586 if test "x$HAVE_TIMEVAL" = xyes; then
1587 AC_MSG_CHECKING(whether gettimeofday can't accept two arguments)
1588 AC_TRY_LINK([
1589 #ifdef TIME_WITH_SYS_TIME
1590 #include <sys/time.h>
1591 #include <time.h>
1592 #else
1593 #ifdef HAVE_SYS_TIME_H
1594 #include <sys/time.h>
1595 #else
1596 #include <time.h>
1597 #endif
1598 #endif
1599   ],
1600   [
1601   struct timeval time;
1602   struct timezone dummy;
1603   gettimeofday (&time, &dummy);
1604 ],
1605   [AC_MSG_RESULT(no)],
1606   [AC_MSG_RESULT(yes)
1607    AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)])
1608 fi
1609
1610 ok_so_far=yes
1611 AC_CHECK_FUNC(socket, , ok_so_far=no)
1612 if test $ok_so_far = yes; then
1613   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1614 fi
1615 if test $ok_so_far = yes; then
1616   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1617 fi
1618 if test $ok_so_far = yes; then
1619   AC_DEFINE(HAVE_INET_SOCKETS)
1620 fi
1621
1622 if test -f /usr/lpp/X11/bin/smt.exp; then
1623   AC_DEFINE(HAVE_AIX_SMT_EXP)
1624 fi
1625
1626 # Set up the CFLAGS for real compilation, so we can substitute it.
1627 CFLAGS="$REAL_CFLAGS"
1628
1629 changequote(, )dnl
1630 #### Find out which version of Emacs this is.
1631 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
1632          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1633 changequote([, ])dnl
1634 if test x"${version}" = x; then
1635   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1636 fi
1637
1638 ### Specify what sort of things we'll be editing into Makefile and config.h.
1639 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1640 AC_SUBST(version)
1641 AC_SUBST(configuration)
1642 AC_SUBST(canonical)
1643 AC_SUBST(srcdir)
1644 AC_SUBST(prefix)
1645 AC_SUBST(exec_prefix)
1646 AC_SUBST(bindir)
1647 AC_SUBST(datadir)
1648 AC_SUBST(sharedstatedir)
1649 AC_SUBST(libexecdir)
1650 AC_SUBST(mandir)
1651 AC_SUBST(infodir)
1652 AC_SUBST(lispdir)
1653 AC_SUBST(locallisppath)
1654 AC_SUBST(lisppath)
1655 AC_SUBST(etcdir)
1656 AC_SUBST(lockdir)
1657 AC_SUBST(archlibdir)
1658 AC_SUBST(docdir)
1659 AC_SUBST(bitmapdir)
1660 AC_SUBST(c_switch_system)
1661 AC_SUBST(c_switch_machine)
1662 AC_SUBST(LD_SWITCH_X_SITE)
1663 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1664 AC_SUBST(C_SWITCH_X_SITE)
1665 AC_SUBST(CFLAGS)
1666 AC_SUBST(X_TOOLKIT_TYPE)
1667 AC_SUBST(machfile)
1668 AC_SUBST(opsysfile)
1669 AC_SUBST(RANLIB)
1670
1671 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
1672 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1673 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
1674 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1675 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1676 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1677 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
1678 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
1679
1680 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1681   AC_DEFINE(HAVE_X_WINDOWS)
1682 fi
1683 if test "${USE_X_TOOLKIT}" != "none" ; then
1684   AC_DEFINE(USE_X_TOOLKIT)
1685 fi
1686 if test "${HAVE_X11}" = "yes" ; then
1687   AC_DEFINE(HAVE_X11)
1688 fi
1689 if test "${HAVE_XFREE386}" = "yes" ; then
1690   AC_DEFINE(HAVE_XFREE386)
1691 fi
1692 if test "${HAVE_MENUS}" = "yes" ; then
1693   AC_DEFINE(HAVE_MENUS)
1694 fi
1695 if test "${GNU_MALLOC}" = "yes" ; then
1696   AC_DEFINE(GNU_MALLOC)
1697 fi
1698 if test "${REL_ALLOC}" = "yes" ; then
1699   AC_DEFINE(REL_ALLOC)
1700 fi
1701 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1702   AC_DEFINE(LISP_FLOAT_TYPE)
1703 fi
1704
1705 #### Report on what we decided to do.
1706 echo "
1707 Configured for \`${canonical}'.
1708
1709   Where should the build process find the source code?    ${srcdir}
1710   What operating system and machine description files should Emacs use?
1711         \`${opsysfile}' and \`${machfile}'
1712   What compiler should emacs be built with?               ${CC} ${CFLAGS}
1713   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
1714   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
1715   What window system should Emacs use?                    ${window_system}
1716   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
1717
1718 if test -n "${x_includes}"; then
1719 echo "  Where do we find X Windows header files?                ${x_includes}"
1720 else
1721 echo "  Where do we find X Windows header files?                Standard dirs"
1722 fi
1723 if test -n "${x_libraries}"; then
1724 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
1725 else
1726 echo "  Where do we find X Windows libraries?                   Standard dirs"
1727 fi
1728
1729 echo
1730
1731 # Remove any trailing slashes in these variables.
1732 changequote(, )dnl
1733 test "${prefix}" != NONE &&
1734   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1735 test "${exec_prefix}" != NONE &&
1736   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1737 changequote([, ])dnl
1738
1739 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1740         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in, [
1741
1742 ### Make the necessary directories, if they don't exist.
1743 for dir in cpp etc lisp ; do
1744   test -d ${dir} || mkdir ${dir}
1745 done
1746
1747 # Build src/Makefile from ${srcdir}/src/Makefile.c
1748 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1749 # This must be done after src/config.h is built, since we rely on that file.
1750
1751 changequote(, )dnl The horror, the horror.
1752 # Now get this: Some word that is part of the ${srcdir} directory name
1753 # or the ${configuration} value might, just might, happen to be an
1754 # identifier like `sun4' or `i386' or something, and be predefined by
1755 # the C preprocessor to some helpful value like 1, or maybe the empty
1756 # string.  Needless to say consequent macro substitutions are less
1757 # than conducive to the makefile finding the correct directory.
1758 undefs="`echo $top_srcdir $configuration $canonical |
1759 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
1760     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1761 `"
1762 changequote([, ])dnl
1763
1764 echo creating src/paths.h
1765 make paths-force
1766
1767 echo creating lib-src/Makefile
1768 ( cd lib-src
1769   rm -f junk.c junk1.c junk2.c
1770   sed -e '/start of cpp stuff/q' \
1771       < Makefile.c > junk1.c
1772   sed -e '1,/start of cpp stuff/d'\
1773       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1774       < Makefile.c > junk.c
1775   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1776       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1777   cat junk1.c junk2.c > Makefile.new
1778   rm -f junk.c junk1.c junk2.c
1779   chmod 444 Makefile.new
1780   mv -f Makefile.new Makefile
1781 )
1782
1783 echo creating src/Makefile
1784 ( cd src
1785   rm -f junk.c junk1.c junk2.c
1786   sed -e '/start of cpp stuff/q' \
1787       < Makefile.c > junk1.c
1788   sed -e '1,/start of cpp stuff/d'\
1789       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1790       < Makefile.c > junk.c
1791   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1792       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1793   cat junk1.c junk2.c > Makefile.new
1794   rm -f junk.c junk1.c junk2.c
1795   chmod 444 Makefile.new
1796   mv -f Makefile.new Makefile
1797 )
1798
1799 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1800   echo creating src/.gdbinit
1801   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1802 fi
1803
1804 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])