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
  22 dnl  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  23
  24 AC_PREREQ(2.8)dnl
  25 AC_INIT(src/lisp.h)
  26 AC_CONFIG_HEADER(src/config.h:src/config.in)
  27
  28 lispdir='${datadir}/emacs/${version}/lisp'
  29 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
  30 '${datadir}/emacs/site-lisp'
  31 lisppath='${locallisppath}:${lispdir}'
  32 etcdir='${datadir}/emacs/${version}/etc'
  33 lockdir='${sharedstatedir}/emacs/lock'
  34 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  35 docdir='${datadir}/emacs/${version}/etc'
  36
  37 AC_ARG_WITH(gcc,
  38 [  --with-gcc              use GCC to compile Emacs])
  39 AC_ARG_WITH(pop,
  40 [  --with-pop              support POP for mail retrieval],
  41 [AC_DEFINE(MAIL_USE_POP)])
  42 AC_ARG_WITH(kerberos,
  43 [  --with-kerberos         support Kerberos-authenticated POP],
  44 [AC_DEFINE(KERBEROS)])
  45 AC_ARG_WITH(hesiod,
  46 [  --with-hesiod           support Hesiod to get the POP server host],
  47 [AC_DEFINE(HESIOD)])
  48 dnl This should be the last --with option, because --with-x is
  49 dnl added later on when we find the path of X, and it's best to
  50 dnl keep them together visually.
  51 AC_ARG_WITH(x-toolkit,
  52 [  --with-x-toolkit=KIT    use an X toolkit (KIT = yes/lucid/athena/motif)],
  53 [         case "${withval}" in
  54             y | ye | yes )      val=athena ;;
  55             n | no )            val=no  ;;
  56             l | lu | luc | luci | lucid )       val=lucid ;;
  57             a | at | ath | athe | athen | athena )      val=athena ;;
  58             m | mo | mot | moti | motif )       val=motif ;;
  59 dnl These don't currently work.
  60 dnl         o | op | ope | open | open- | open-l | open-lo \
  61 dnl             | open-loo | open-look )        val=open-look ;;
  62             * )
  63 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  64 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
  65 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
  66 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
  67 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
  68             ;;
  69           esac
  70           with_x_toolkit=$val
  71 ])
  72
  73 #### Make srcdir absolute, if it isn't already.  It's important to
  74 #### avoid running the path through pwd unnecessary, since pwd can
  75 #### give you automounter prefixes, which can go away.  We do all this
  76 #### so Emacs can find its files when run uninstalled.
  77 case "${srcdir}" in
  78   /* ) ;;
  79   . )
  80     ## We may be able to use the $PWD environment variable to make this
  81     ## absolute.  But sometimes PWD is inaccurate.
  82     ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
  83     CDPATH=
  84     if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`"  ;
  85     then
  86       srcdir="$PWD"
  87     else
  88       srcdir="`(cd ${srcdir}; pwd)`"
  89     fi
  90   ;;
  91   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
  92 esac
  93
  94 #### Check if the source directory already has a configured system in it.
  95 if test `pwd` != `(cd ${srcdir} && pwd)` \
  96    && test -f "${srcdir}/src/config.h" ; then
  97   AC_MSG_WARN([The directory tree \`${srcdir}' is being used
  98    as a build directory right now; it has been configured in its own
  99    right.  To configure in another directory as well, you MUST
 100    use GNU make.  If you do not have GNU make, then you must
 101    now do \`make distclean' in ${srcdir},
 102    and then run $0 again.])
 103
 104 changequote(, )dnl
 105   extrasub='/^VPATH[     ]*=/c\
 106 changequote([, ])dnl
 107 vpath %.c $(srcdir)\
 108 vpath %.h $(srcdir)\
 109 vpath %.y $(srcdir)\
 110 vpath %.l $(srcdir)\
 111 vpath %.s $(srcdir)\
 112 vpath %.in $(srcdir)'
 113 fi
 114
 115 #### Given the configuration name, set machfile and opsysfile to the
 116 #### names of the m/*.h and s/*.h files we should use.
 117
 118 ### Canonicalize the configuration name.
 119
 120 AC_CANONICAL_HOST
 121 canonical=$host
 122 configuration=$host_alias
 123
 124 changequote(, )dnl
 125
 126 ### If you add support for a new configuration, add code to this
 127 ### switch statement to recognize your configuration name and select
 128 ### the appropriate operating system and machine description files.
 129
 130 ### You would hope that you could choose an m/*.h file pretty much
 131 ### based on the machine portion of the configuration name, and an s-
 132 ### file based on the operating system portion.  However, it turns out
 133 ### that each m/*.h file is pretty manufacturer-specific - for
 134 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 135 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 136 ### machines.  So we basically have to have a special case for each
 137 ### configuration name.
 138 ###
 139 ### As far as handling version numbers on operating systems is
 140 ### concerned, make sure things will fail in a fixable way.  If
 141 ### /etc/MACHINES doesn't say anything about version numbers, be
 142 ### prepared to handle anything reasonably.  If version numbers
 143 ### matter, be sure /etc/MACHINES says something about it.
 144 ###
 145 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 146 ### "System V Release 4"; he writes, "The old convention encouraged
 147 ### confusion between `system' and `release' levels'."
 148
 149 machine='' opsys='' unported=no
 150 case "${canonical}" in
 151
 152   ## NetBSD ports
 153   *-*-netbsd* )
 154     opsys=netbsd
 155     case "${canonical}" in
 156       i[345]86-*-netbsd*) machine=intel386 ;;
 157       m68k-*-netbsd*)
 158                         # This is somewhat bogus.
 159                         machine=hp9000s300 ;;
 160       mips-*-netbsd*)   machine=pmax ;;
 161       ns32k-*-netbsd*)  machine=ns32000 ;;
 162       sparc-*-netbsd*)  machine=sparc ;;
 163     esac
 164   ;;
 165
 166   ## Acorn RISCiX:
 167   arm-acorn-riscix1.1* )
 168     machine=acorn opsys=riscix1-1
 169   ;;
 170   arm-acorn-riscix1.2* | arm-acorn-riscix )
 171     machine=acorn opsys=riscix1-2
 172   ;;
 173
 174   ## Alliant machines
 175   ## Strictly speaking, we need the version of the alliant operating
 176   ## system to choose the right machine file, but currently the
 177   ## configuration name doesn't tell us enough to choose the right
 178   ## one; we need to give alliants their own operating system name to
 179   ## do this right.  When someone cares, they can help us.
 180   fx80-alliant-* )
 181     machine=alliant4 opsys=bsd4-2
 182   ;;
 183   i860-alliant-* )
 184     machine=alliant-2800 opsys=bsd4-3
 185   ;;
 186
 187   ## Alpha (DEC) machines.
 188   alpha-dec-osf* )
 189     machine=alpha opsys=osf1
 190   ;;
 191
 192   alpha-*-linux* | alpha-*-lignux* )
 193     machine=alpha opsys=lignux
 194   ;;
 195
 196   ## Altos 3068
 197   m68*-altos-sysv* )
 198     machine=altos opsys=usg5-2
 199   ;;
 200
 201   ## Amdahl UTS
 202   580-amdahl-sysv* )
 203     machine=amdahl opsys=usg5-2-2
 204   ;;
 205
 206   ## Apollo, Domain/OS
 207   m68*-apollo-* )
 208     machine=apollo opsys=bsd4-3
 209   ;;
 210
 211   ## AT&T 3b2, 3b5, 3b15, 3b20
 212   we32k-att-sysv* )
 213     machine=att3b opsys=usg5-2-2
 214   ;;
 215
 216   ## AT&T 3b1 - The Mighty Unix PC!
 217   m68*-att-sysv* )
 218     machine=7300 opsys=usg5-2-2
 219   ;;
 220
 221   ## Bull dpx20
 222   rs6000-bull-bosx* )
 223     machine=ibmrs6000 opsys=aix3-2
 224   ;;
 225
 226   ## Bull dpx2
 227   m68*-bull-sysv3* )
 228     machine=dpx2 opsys=usg5-3
 229   ;;
 230
 231   ## Bull sps7
 232   m68*-bull-sysv2* )
 233     machine=sps7 opsys=usg5-2
 234   ;;
 235
 236   ## CCI 5/32, 6/32 -- see "Tahoe".
 237
 238   ## Celerity
 239   ## I don't know what configuration name to use for this; config.sub
 240   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 241   ## in touch with us!
 242   celerity-celerity-bsd* )
 243     machine=celerity opsys=bsd4-2
 244   ;;
 245
 246   ## Clipper
 247   ## What operating systems does this chip run that Emacs has been
 248   ## tested on?
 249   clipper-* )
 250     machine=clipper
 251     ## We'll use the catch-all code at the bottom to guess the
 252     ## operating system.
 253   ;;
 254
 255   ## Convex
 256   *-convex-bsd* | *-convex-convexos* )
 257     machine=convex opsys=bsd4-3
 258     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 259     NON_GNU_CPP="cc -E -P"
 260   ;;
 261
 262   ## Cubix QBx/386
 263   i[345]86-cubix-sysv* )
 264     machine=intel386 opsys=usg5-3
 265   ;;
 266
 267   ## Cydra 5
 268   cydra*-cydrome-sysv* )
 269     machine=cydra5 opsys=usg5-3
 270   ;;
 271
 272   ## Data General AViiON Machines
 273   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 274     machine=aviion opsys=dgux5-4r3
 275   ;;
 276   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 277     machine=aviion opsys=dgux5-4r2
 278   ;;
 279   m88k-dg-dgux* )
 280     machine=aviion opsys=dgux
 281   ;;
 282
 283   ## DECstations
 284   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 285     machine=pmax opsys=bsd4-2
 286   ;;
 287   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 288     machine=pmax opsys=bsd4-3
 289   ;;
 290   mips-dec-ultrix* )
 291     machine=pmax opsys=ultrix4-3
 292   ;;
 293   mips-dec-osf* )
 294     machine=pmax opsys=osf1
 295   ;;
 296   mips-dec-mach_bsd4.3* )
 297     machine=pmax opsys=mach-bsd4-3
 298   ;;
 299
 300   ## Motorola Delta machines
 301   m68k-motorola-sysv* | m68000-motorola-sysv* )
 302     machine=delta opsys=usg5-3
 303     if test -z "`type gnucc | grep 'not found'`"
 304     then
 305       if test -s /etc/167config
 306       then CC="gnucc -m68040"
 307       else CC="gnucc -m68881"
 308       fi
 309     else
 310       if test -z "`type gcc | grep 'not found'`"
 311       then CC=gcc
 312       else CC=cc
 313       fi
 314     fi
 315   ;;
 316   m88k-motorola-sysv4* )
 317     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 318     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 319     # I hope there are not other 4.0 versions for this machine
 320     # which really need usg5-4 instead.
 321     machine=delta88k opsys=usg5-4-2
 322   ;;
 323   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 324     machine=delta88k opsys=usg5-3
 325   ;;
 326
 327   ## Dual machines
 328   m68*-dual-sysv* )
 329     machine=dual opsys=usg5-2
 330   ;;
 331   m68*-dual-uniplus* )
 332     machine=dual opsys=unipl5-2
 333   ;;
 334
 335   ## Elxsi 6400
 336   elxsi-elxsi-sysv* )
 337     machine=elxsi opsys=usg5-2
 338   ;;
 339
 340   ## Encore machines
 341   ns16k-encore-bsd* )
 342     machine=ns16000 opsys=umax
 343   ;;
 344
 345   ## The GEC 93 - apparently, this port isn't really finished yet.
 346
 347   ## Gould Power Node and NP1
 348   pn-gould-bsd4.2* )
 349     machine=gould opsys=bsd4-2
 350   ;;
 351   pn-gould-bsd4.3* )
 352     machine=gould opsys=bsd4-3
 353   ;;
 354   np1-gould-bsd* )
 355     machine=gould-np1 opsys=bsd4-3
 356   ;;
 357
 358   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 359   ## as far as Emacs is concerned).
 360   m88k-harris-cxux* )
 361     # Build needs to be different on 7.0 and later releases
 362     case "`uname -r`" in
 363        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 364        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 365     esac
 366     NON_GNU_CPP="/lib/cpp"
 367   ;;
 368   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 369   m68k-harris-cxux* )
 370     machine=nh3000 opsys=cxux
 371   ;;
 372   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 373   powerpc-harris-powerunix )
 374     machine=nh6000 opsys=powerunix
 375     NON_GNU_CPP="cc -Xo -E -P"
 376   ;;
 377
 378   ## Honeywell XPS100
 379   xps*-honeywell-sysv* )
 380     machine=xps100 opsys=usg5-2
 381   ;;
 382
 383   ## HP 9000 series 200 or 300
 384   m68*-hp-bsd* )
 385     machine=hp9000s300 opsys=bsd4-3
 386   ;;
 387   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 388   m68*-hp-hpux* )
 389     case "`uname -r`" in
 390       ## Someone's system reports A.B8.05 for this.
 391       ## I wonder what other possibilities there are.
 392       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 393       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 394       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 395       *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
 396       *) machine=hp9000s300 opsys=hpux ;;
 397     esac
 398   ;;
 399
 400   ## HP 9000 series 700 and 800, running HP/UX
 401   hppa*-hp-hpux7* )
 402     machine=hp800 opsys=hpux
 403   ;;
 404   hppa*-hp-hpux8* )
 405     machine=hp800 opsys=hpux8
 406   ;;
 407   hppa*-hp-hpux9shr* )
 408     machine=hp800 opsys=hpux9shr
 409   ;;
 410   hppa*-hp-hpux9* )
 411     machine=hp800 opsys=hpux9
 412   ;;
 413   hppa*-hp-hpux10* )
 414     machine=hp800 opsys=hpux10
 415   ;;
 416
 417   ## HP 9000 series 700 and 800, running HP/UX
 418   hppa*-hp-hpux* )
 419     ## Cross-compilation?  Nah!
 420     case "`uname -r`" in
 421       ## Someone's system reports A.B8.05 for this.
 422       ## I wonder what other possibilities there are.
 423       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 424       *.08.* ) machine=hp800 opsys=hpux8 ;;
 425       *.09.* ) machine=hp800 opsys=hpux9 ;;
 426       *) machine=hp800 opsys=hpux ;;
 427     esac
 428   ;;
 429   hppa-*-nextstep* )
 430     machine=hp800 opsys=nextstep
 431   ;;
 432
 433   ## Orion machines
 434   orion-orion-bsd* )
 435     machine=orion opsys=bsd4-2
 436   ;;
 437   clipper-orion-bsd* )
 438     machine=orion105 opsys=bsd4-2
 439   ;;
 440
 441   ## IBM machines
 442   i[345]86-ibm-aix1.1* )
 443     machine=ibmps2-aix opsys=usg5-2-2
 444   ;;
 445   i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
 446     machine=ibmps2-aix opsys=usg5-3
 447   ;;
 448   i370-ibm-aix*)
 449     machine=ibm370aix opsys=usg5-3
 450   ;;
 451   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 452     machine=ibmrs6000 opsys=aix3-1
 453   ;;
 454   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 455     machine=ibmrs6000 opsys=aix3-2-5
 456   ;;
 457   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 458     machine=ibmrs6000 opsys=aix4-1
 459   ;;
 460   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 461     machine=ibmrs6000 opsys=aix4
 462   ;;
 463   rs6000-ibm-aix* | powerpc-ibm-aix* )
 464     machine=ibmrs6000 opsys=aix3-2
 465   ;;
 466   romp-ibm-bsd4.3* )
 467     machine=ibmrt opsys=bsd4-3
 468   ;;
 469   romp-ibm-bsd4.2* )
 470     machine=ibmrt opsys=bsd4-2
 471   ;;
 472   romp-ibm-aos4.3* )
 473     machine=ibmrt opsys=bsd4-3
 474   ;;
 475   romp-ibm-aos4.2* )
 476     machine=ibmrt opsys=bsd4-2
 477   ;;
 478   romp-ibm-aos* )
 479     machine=ibmrt opsys=bsd4-3
 480   ;;
 481   romp-ibm-bsd* )
 482     machine=ibmrt opsys=bsd4-3
 483   ;;
 484   romp-ibm-aix* )
 485     machine=ibmrt-aix opsys=usg5-2-2
 486   ;;
 487
 488   ## Integrated Solutions `Optimum V'
 489   m68*-isi-bsd4.2* )
 490     machine=isi-ov opsys=bsd4-2
 491   ;;
 492   m68*-isi-bsd4.3* )
 493     machine=isi-ov opsys=bsd4-3
 494   ;;
 495
 496   ## Intel 386 machines where we do care about the manufacturer
 497   i[345]86-intsys-sysv* )
 498     machine=is386 opsys=usg5-2-2
 499   ;;
 500
 501   ## Prime EXL
 502   i[345]86-prime-sysv* )
 503     machine=i386 opsys=usg5-3
 504   ;;
 505
 506   ## Sequent Symmetry running Dynix
 507   i[345]86-sequent-bsd* )
 508     machine=symmetry opsys=bsd4-3
 509   ;;
 510
 511   ## Sequent Symmetry running DYNIX/ptx
 512   ## Use the old cpp rather than the newer ANSI one.
 513   i[345]86-sequent-ptx* )
 514     machine=sequent-ptx opsys=ptx
 515     NON_GNU_CPP="/lib/cpp"
 516   ;;
 517
 518   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 519   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 520   i[345]86-ncr-sysv* )
 521     machine=ncr386 opsys=usg5-4-2
 522   ;;
 523
 524   ## Intel Paragon OSF/1
 525   i860-intel-osf1* )
 526     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 527   ;;
 528
 529   ## Intel 860
 530   i860-*-sysv4* )
 531     machine=i860 opsys=usg5-4
 532     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 533     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 534   ;;
 535
 536   ## Masscomp machines
 537   m68*-masscomp-rtu* )
 538     machine=masscomp opsys=rtu
 539   ;;
 540
 541   ## Megatest machines
 542   m68*-megatest-bsd* )
 543     machine=mega68 opsys=bsd4-2
 544   ;;
 545
 546   ## Workstations sold by MIPS
 547   ## This is not necessarily all workstations using the MIPS processor -
 548   ## Irises are produced by SGI, and DECstations by DEC.
 549
 550   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 551   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 552   ## it gives for choosing between the alternatives seems to be "Use
 553   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 554   ## the BSD world."  I'll assume that these are instructions for
 555   ## handling two odd situations, and that every other situation
 556   ## should use mips.h and usg5-2-2, they being listed first.
 557   mips-mips-usg* )
 558     machine=mips4
 559     ## Fall through to the general code at the bottom to decide on the OS.
 560   ;;
 561   mips-mips-riscos4* )
 562     machine=mips4 opsys=bsd4-3
 563     NON_GNU_CC="cc -systype bsd43"
 564     NON_GNU_CPP="cc -systype bsd43 -E"
 565   ;;
 566   mips-mips-riscos5* )
 567     machine=mips4 opsys=riscos5
 568     NON_GNU_CC="cc -systype bsd43"
 569     NON_GNU_CPP="cc -systype bsd43 -E"
 570   ;;
 571   mips-mips-bsd* )
 572     machine=mips opsys=bsd4-3
 573   ;;
 574   mips-mips-* )
 575     machine=mips opsys=usg5-2-2
 576   ;;
 577
 578   ## NeXT
 579   m68*-next-* | m68k-*-nextstep* )
 580     machine=m68k opsys=nextstep
 581   ;;
 582
 583   ## The complete machine from National Semiconductor
 584   ns32k-ns-genix* )
 585     machine=ns32000 opsys=usg5-2
 586   ;;
 587
 588   ## NCR machines
 589   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 590     machine=tower32 opsys=usg5-2-2
 591   ;;
 592   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 593     machine=tower32v3 opsys=usg5-3
 594   ;;
 595
 596   ## Nixdorf Targon 31
 597   m68*-nixdorf-sysv* )
 598     machine=targon31 opsys=usg5-2-2
 599   ;;
 600
 601   ## Nu (TI or LMI)
 602   m68*-nu-sysv* )
 603     machine=nu opsys=usg5-2
 604   ;;
 605
 606   ## Plexus
 607   m68*-plexus-sysv* )
 608     machine=plexus opsys=usg5-2
 609   ;;
 610
 611   ## Pyramid machines
 612   ## I don't really have any idea what sort of processor the Pyramid has,
 613   ## so I'm assuming it is its own architecture.
 614   pyramid-pyramid-bsd* )
 615     machine=pyramid opsys=bsd4-2
 616   ;;
 617
 618   ## Sequent Balance
 619   ns32k-sequent-bsd4.2* )
 620     machine=sequent opsys=bsd4-2
 621   ;;
 622   ns32k-sequent-bsd4.3* )
 623     machine=sequent opsys=bsd4-3
 624   ;;
 625
 626   ## Siemens Nixdorf
 627   mips-siemens-sysv* | mips-sni-sysv*)
 628     machine=mips-siemens opsys=usg5-4
 629     NON_GNU_CC=/usr/ccs/bin/cc
 630     NON_GNU_CPP=/usr/ccs/lib/cpp
 631   ;;
 632
 633   ## Silicon Graphics machines
 634   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 635   m68*-sgi-iris3.5* )
 636     machine=irist opsys=iris3-5
 637   ;;
 638   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 639     machine=irist opsys=iris3-6
 640   ;;
 641   ## Iris 4D
 642   mips-sgi-irix3* )
 643     machine=iris4d opsys=irix3-3
 644   ;;
 645   mips-sgi-irix4* )
 646     machine=iris4d opsys=irix4-0
 647   ;;
 648   mips-sgi-irix6* )
 649     machine=iris4d opsys=irix6-0  NON_GNU_CPP=/lib/cpp
 650   ;;
 651   mips-sgi-irix5.[01]* )
 652     machine=iris4d opsys=irix5-0
 653   ;;
 654   mips-sgi-irix5* | mips-sgi-irix* )
 655     machine=iris4d opsys=irix5-2
 656   ;;
 657
 658   ## SONY machines
 659   m68*-sony-bsd4.2* )
 660     machine=news opsys=bsd4-2
 661   ;;
 662   m68*-sony-bsd4.3* )
 663     machine=news opsys=bsd4-3
 664   ;;
 665   m68*-sony-newsos3* | m68*-sony-news3*)
 666     machine=news opsys=bsd4-3
 667   ;;
 668   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 669     machine=news-risc opsys=bsd4-3
 670   ;;
 671   mips-sony-news* )
 672     machine=news-risc opsys=newsos5
 673   ;;
 674
 675   ## Stride
 676   m68*-stride-sysv* )
 677     machine=stride opsys=usg5-2
 678   ;;
 679
 680   ## Suns
 681   *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 682     | i[345]86-*-solaris2* | i[345]86-*-sunos5* | powerpc*-*-solaris2* \
 683     | rs6000-*-solaris2*)
 684     case "${canonical}" in
 685       m68*-sunos1* )    machine=sun1 ;;
 686       m68*-sunos2* )    machine=sun2 ;;
 687       m68* )            machine=sun3 ;;
 688       i[345]86-sun-sunos[34]* ) machine=sun386 ;;
 689       i[345]86-*-* )     machine=intel386 ;;
 690       powerpc* | rs6000* )  machine=rs6000 ;;
 691       sparc* )          machine=sparc ;;
 692       * )               unported=yes ;;
 693     esac
 694     case "${canonical}" in
 695       ## The Sun386 didn't get past 4.0.
 696       i[345]86-*-sunos4   ) opsys=sunos4-0 ;;
 697       *-sunos4.0*         ) opsys=sunos4-0 ;;
 698       *-sunos4.1.[3-9]* | *-sunos4shr*)
 699                 opsys=sunos4shr
 700                 NON_GNU_CPP=/usr/lib/cpp
 701                 ;;
 702       *-sunos4.1.[3-9]*-noshare )
 703                 opsys=sunos4-1-3
 704                 NON_GNU_CPP=/usr/lib/cpp
 705                 NON_GCC_TEST_OPTIONS=-Bstatic
 706                 GCC_TEST_OPTIONS=-static
 707                 ;;
 708       *-sunos4* | *-sunos )
 709                 opsys=sunos4-1
 710                 NON_GCC_TEST_OPTIONS=-Bstatic
 711                 GCC_TEST_OPTIONS=-static
 712                 ;;
 713       *-sunos5.3* | *-solaris2.3* )
 714                 opsys=sol2-3
 715                 NON_GNU_CPP=/usr/ccs/lib/cpp
 716                 ;;
 717       *-sunos5.4* | *-solaris2.4* )
 718                 opsys=sol2-4
 719                 NON_GNU_CPP=/usr/ccs/lib/cpp
 720                 RANLIB="ar -ts"
 721                 ;;
 722       *-sunos5.5* | *-solaris2.5* )
 723                 opsys=sol2-5
 724                 NON_GNU_CPP=/usr/ccs/lib/cpp
 725                 RANLIB="ar -ts"
 726                 ;;
 727       *-sunos5* | *-solaris* )
 728                 opsys=sol2-4
 729                 NON_GNU_CPP=/usr/ccs/lib/cpp
 730                 ;;
 731       *                   ) opsys=bsd4-2   ;;
 732     esac
 733     ## Watch out for a compiler that we know will not work.
 734     case "${canonical}" in
 735      *-solaris* | *-sunos5* )
 736                 if [ "x$CC" = x/usr/ucb/cc ]; then
 737                   ## /usr/ucb/cc doesn't work;
 738                   ## we should find some other compiler that does work.
 739                   unset CC
 740                 fi
 741                 ;;
 742       *) ;;
 743     esac
 744   ;;
 745   sparc-*-nextstep* )
 746     machine=sparc opsys=nextstep
 747   ;;
 748
 749   ## Tadpole 68k
 750   m68*-tadpole-sysv* )
 751     machine=tad68k opsys=usg5-3
 752   ;;
 753
 754   ## Tahoe machines
 755   tahoe-tahoe-bsd4.2* )
 756     machine=tahoe opsys=bsd4-2
 757   ;;
 758   tahoe-tahoe-bsd4.3* )
 759     machine=tahoe opsys=bsd4-3
 760   ;;
 761
 762   ## Tandem Integrity S2
 763   mips-tandem-sysv* )
 764     machine=tandem-s2 opsys=usg5-3
 765   ;;
 766
 767   ## Tektronix XD88
 768   m88k-tektronix-sysv3* )
 769   machine=tekxd88 opsys=usg5-3
 770   ;;
 771
 772   ## Tektronix 16000 box (6130?)
 773   ns16k-tektronix-bsd* )
 774     machine=ns16000 opsys=bsd4-2
 775   ;;
 776   ## Tektronix 4300
 777   ## src/m/tek4300.h hints that this is a m68k machine.
 778   m68*-tektronix-bsd* )
 779     machine=tek4300 opsys=bsd4-3
 780   ;;
 781
 782   ## Titan P2 or P3
 783   ## We seem to have lost the machine-description file titan.h!
 784   titan-titan-sysv* )
 785     machine=titan opsys=usg5-3
 786   ;;
 787
 788   ## Ustation E30 (SS5E)
 789   m68*-unisys-uniplus* )
 790     machine=ustation opsystem=unipl5-2
 791   ;;
 792
 793   ## Vaxen.
 794   vax-dec-* )
 795     machine=vax
 796     case "${canonical}" in
 797       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 798       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 799       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 800       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 801       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 802       *-vms* )                                          opsys=vms ;;
 803       * )                                               unported=yes
 804     esac
 805   ;;
 806
 807   ## Whitechapel MG1
 808   ns16k-whitechapel-* )
 809     machine=mg1
 810     ## We don't know what sort of OS runs on these; we'll let the
 811     ## operating system guessing code below try.
 812   ;;
 813
 814   ## Wicat
 815   m68*-wicat-sysv* )
 816     machine=wicat opsys=usg5-2
 817   ;;
 818
 819   ## Intel 386 machines where we don't care about the manufacturer
 820   i[345]86-*-* )
 821     machine=intel386
 822     case "${canonical}" in
 823       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 824       *-isc2.2* )               opsys=isc2-2 ;;
 825       *-isc4.0* )               opsys=isc4-0 ;;
 826       *-isc4.* )                opsys=isc4-1
 827                                 GCC_TEST_OPTIONS=-posix
 828                                 NON_GCC_TEST_OPTIONS=-Xp
 829                                 ;;
 830       *-isc* )                  opsys=isc3-0 ;;
 831       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 832       *-esix* )                 opsys=esix ;;
 833       *-xenix* )                opsys=xenix ;;
 834       *-linux* | *-lignux* )    opsys=lignux ;;
 835       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
 836       *-bsd386* | *-bsdi1* )    opsys=bsd386 ;;
 837       *-bsdi2* )                opsys=bsdos2 ;;
 838       *-386bsd* )               opsys=386bsd ;;
 839       *-freebsd* )              opsys=freebsd ;;
 840       *-nextstep* )             opsys=nextstep ;;
 841       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
 842     esac
 843   ;;
 844
 845   ## Lignux/68k
 846   m68k-*-linux* | m68k-*-lignux* )
 847     machine=m68k opsys=lignux
 848   ;;
 849
 850   * )
 851     unported=yes
 852   ;;
 853 esac
 854
 855 ### If the code above didn't choose an operating system, just choose
 856 ### an operating system based on the configuration name.  You really
 857 ### only want to use this when you have no idea what the right
 858 ### operating system is; if you know what operating systems a machine
 859 ### runs, it's cleaner to make it explicit in the case statement
 860 ### above.
 861 if test x"${opsys}" = x; then
 862   case "${canonical}" in
 863     *-gnu* )                            opsys=gnu ;;
 864     *-bsd4.[01] )                       opsys=bsd4-1 ;;
 865     *-bsd4.2 )                          opsys=bsd4-2 ;;
 866     *-bsd4.3 )                          opsys=bsd4-3 ;;
 867     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
 868     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
 869     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
 870     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
 871     *-sysv4.1* | *-sysvr4.1* )
 872         NON_GNU_CPP=/usr/lib/cpp
 873         opsys=usg5-4 ;;
 874     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
 875         if [ x$NON_GNU_CPP = x ]; then
 876           NON_GNU_CPP=/usr/ccs/lib/cpp
 877         fi
 878         opsys=usg5-4-2 ;;
 879     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
 880     * )
 881       unported=yes
 882     ;;
 883   esac
 884 fi
 885
 886 if test "x$RANLIB" = x; then
 887   RANLIB=ranlib
 888 fi
 889
 890 changequote([, ])dnl
 891
 892 if test $unported = yes; then
 893   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
 894 Check \`etc/MACHINES' for recognized configuration names.])
 895 fi
 896
 897 machfile="m/${machine}.h"
 898 opsysfile="s/${opsys}.h"
 899
 900
 901 #### Choose a compiler.
 902 test -n "$CC" && cc_specified=yes
 903
 904 # Save the value of CFLAGS that the user specified.
 905 SPECIFIED_CFLAGS="$CFLAGS"
 906
 907 case ${with_gcc} in
 908   "yes" ) CC="gcc" GCC=yes ;;
 909   "no"  ) : ${CC=cc} ;;
 910   * ) AC_PROG_CC
 911 esac
 912
 913 # On Suns, sometimes $CPP names a directory.
 914 if test -n "$CPP" && test -d "$CPP"; then
 915   CPP=
 916 fi
 917
 918 #### Some systems specify a CPP to use unless we are using GCC.
 919 #### Now that we know whether we are using GCC, we can decide whether
 920 #### to use that one.
 921 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
 922 then
 923   CPP="$NON_GNU_CPP"
 924 fi
 925
 926 #### Some systems specify a CC to use unless we are using GCC.
 927 #### Now that we know whether we are using GCC, we can decide whether
 928 #### to use that one.
 929 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
 930   test x$cc_specified != xyes
 931 then
 932   CC="$NON_GNU_CC"
 933 fi
 934
 935 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
 936 then
 937   CC="$CC $GCC_TEST_OPTIONS"
 938 fi
 939
 940 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
 941 then
 942   CC="$CC $NON_GCC_TEST_OPTIONS"
 943 fi
 944
 945 #### Some other nice autoconf tests.  If you add a test here which
 946 #### should make an entry in src/config.h, don't forget to add an
 947 #### #undef clause to src/config.h.in for autoconf to modify.
 948
 949 dnl checks for programs
 950 AC_PROG_LN_S
 951 AC_PROG_CPP
 952 AC_PROG_INSTALL
 953 AC_PROG_YACC
 954
 955 dnl checks for Unix variants
 956 AC_AIX
 957
 958 dnl checks for header files
 959 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h linux/version.h)
 960 AC_HEADER_STDC
 961 AC_HEADER_TIME
 962 AC_DECL_SYS_SIGLIST
 963
 964 dnl Some systems have utime.h but don't declare the struct anyplace.
 965 AC_MSG_CHECKING(for struct utimbuf)
 966 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
 967 #include <sys/time.h>
 968 #include <time.h>
 969 #else
 970 #ifdef HAVE_SYS_TIME_H
 971 #include <sys/time.h>
 972 #else
 973 #include <time.h>
 974 #endif
 975 #endif
 976 #ifdef HAVE_UTIME_H
 977 #include <utime.h>
 978 #endif], [static struct utimbuf x; x.actime = x.modtime;],
 979   [AC_MSG_RESULT(yes)
 980    AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
 981   AC_MSG_RESULT(no))
 982
 983 dnl checks for typedefs
 984 AC_TYPE_SIGNAL
 985
 986 AC_MSG_CHECKING(for struct timeval)
 987 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
 988 #include <sys/time.h>
 989 #include <time.h>
 990 #else
 991 #ifdef HAVE_SYS_TIME_H
 992 #include <sys/time.h>
 993 #else
 994 #include <time.h>
 995 #endif
 996 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
 997   [AC_MSG_RESULT(yes)
 998    HAVE_TIMEVAL=yes
 999    AC_DEFINE(HAVE_TIMEVAL)],
1000   [AC_MSG_RESULT(no)
1001    HAVE_TIMEVAL=no])
1002
1003 dnl checks for structure members
1004 AC_STRUCT_TM
1005 AC_STRUCT_TIMEZONE
1006
1007 dnl checks for compiler characteristics
1008 AC_C_CONST
1009
1010 dnl check for Make feature
1011 AC_PROG_MAKE_SET
1012
1013 dnl checks for operating system services
1014 AC_SYS_LONG_FILE_NAMES
1015
1016 #### Choose a window system.
1017
1018 AC_PATH_X
1019 if test "$no_x" = yes; then
1020   window_system=none
1021 else
1022   window_system=x11
1023 fi
1024
1025 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1026   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1027   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1028 fi
1029 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1030   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1031 fi
1032
1033 if test x"${x_includes}" = x; then
1034   bitmapdir=/usr/include/X11/bitmaps
1035 else
1036   # accumulate include directories that have X11 bitmap subdirectories
1037   bmd_acc="dummyval"
1038   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1039     if test -d "${bmd}/X11/bitmaps"; then
1040       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1041     elif test -d "${bmd}/bitmaps"; then
1042       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1043     fi
1044   done
1045   if test ${bmd_acc} != "dummyval"; then
1046     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1047   fi
1048 fi
1049
1050 case "${window_system}" in
1051   x11 )
1052     HAVE_X_WINDOWS=yes
1053     HAVE_X11=yes
1054     case "${with_x_toolkit}" in
1055       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1056       motif ) USE_X_TOOLKIT=MOTIF ;;
1057 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1058       no ) USE_X_TOOLKIT=none ;;
1059 dnl If user did not say whether to use a toolkit,
1060 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1061       * ) USE_X_TOOLKIT=maybe ;;
1062     esac
1063   ;;
1064   none )
1065     HAVE_X_WINDOWS=no
1066     HAVE_X11=no
1067     USE_X_TOOLKIT=none
1068   ;;
1069 esac
1070
1071 ### If we're using X11, we should use the X menu package.
1072 HAVE_MENUS=no
1073 case ${HAVE_X11} in
1074   yes ) HAVE_MENUS=yes ;;
1075 esac
1076
1077 if test "${opsys}" = "hpux9"; then
1078   case "${x_libraries}" in
1079     *X11R4* )
1080       opsysfile="s/hpux9-x11r4.h"
1081       ;;
1082   esac
1083 fi
1084
1085 if test "${opsys}" = "hpux9shr"; then
1086   case "${x_libraries}" in
1087     *X11R4* )
1088       opsysfile="s/hpux9shxr4.h"
1089       ;;
1090   esac
1091 fi
1092
1093 #### Extract some information from the operating system and machine files.
1094
1095 AC_CHECKING([the machine- and system-dependent files to find out
1096  - which libraries the lib-src programs will want, and
1097  - whether the GNU malloc routines are usable])
1098
1099 ### First figure out CFLAGS (which we use for running the compiler here)
1100 ### and REAL_CFLAGS (which we use for real compilation).
1101 ### The two are the same except on a few systems, where they are made
1102 ### different to work around various lossages.  For example,
1103 ### GCC 2.5 on Lignux needs them to be different because it treats -g
1104 ### as implying static linking.
1105
1106 ### If the CFLAGS env var is specified, we use that value
1107 ### instead of the default.
1108
1109 ### It's not important that this name contain the PID; you can't run
1110 ### two configures in the same directory and have anything work
1111 ### anyway.
1112 tempcname="conftest.c"
1113
1114 echo '
1115 #include "'${srcdir}'/src/'${opsysfile}'"
1116 #include "'${srcdir}'/src/'${machfile}'"
1117 #ifndef LIBS_MACHINE
1118 #define LIBS_MACHINE
1119 #endif
1120 #ifndef LIBS_SYSTEM
1121 #define LIBS_SYSTEM
1122 #endif
1123 #ifndef C_SWITCH_SYSTEM
1124 #define C_SWITCH_SYSTEM
1125 #endif
1126 #ifndef C_SWITCH_MACHINE
1127 #define C_SWITCH_MACHINE
1128 #endif
1129 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1130 configure___ c_switch_system=C_SWITCH_SYSTEM
1131 configure___ c_switch_machine=C_SWITCH_MACHINE
1132
1133 #ifndef LIB_X11_LIB
1134 #define LIB_X11_LIB -lX11
1135 #endif
1136
1137 #ifndef LIBX11_MACHINE
1138 #define LIBX11_MACHINE
1139 #endif
1140
1141 #ifndef LIBX11_SYSTEM
1142 #define LIBX11_SYSTEM
1143 #endif
1144 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1145
1146 #ifdef UNEXEC
1147 configure___ unexec=UNEXEC
1148 #else
1149 configure___ unexec=unexec.o
1150 #endif
1151
1152 #ifdef SYSTEM_MALLOC
1153 configure___ system_malloc=yes
1154 #else
1155 configure___ system_malloc=no
1156 #endif
1157
1158 #ifndef C_DEBUG_SWITCH
1159 #define C_DEBUG_SWITCH -g
1160 #endif
1161
1162 #ifndef C_OPTIMIZE_SWITCH
1163 #define C_OPTIMIZE_SWITCH -O
1164 #endif
1165
1166 #ifdef THIS_IS_CONFIGURE
1167
1168 /* Get the CFLAGS for tests in configure.  */
1169 #ifdef __GNUC__
1170 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1171 #else
1172 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1173 #endif
1174
1175 #else /* not THIS_IS_CONFIGURE */
1176
1177 /* Get the CFLAGS for real compilation.  */
1178 #ifdef __GNUC__
1179 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1180 #else
1181 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1182 #endif
1183
1184 #endif /* not THIS_IS_CONFIGURE */
1185 ' > ${tempcname}
1186
1187 # The value of CPP is a quoted variable reference, so we need to do this
1188 # to get its actual value...
1189 CPP=`eval "echo $CPP"`
1190 changequote(, )dnl
1191 eval `${CPP} -Isrc ${tempcname} \
1192        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1193 if test "x$SPECIFIED_CFLAGS" = x; then
1194   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1195          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1196 else
1197   REAL_CFLAGS="$CFLAGS"
1198 fi
1199 changequote([, ])dnl
1200 rm ${tempcname}
1201
1202 ### Compute the unexec source name from the object name.
1203 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1204
1205 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1206 # Assume not, until told otherwise.
1207 GNU_MALLOC=yes
1208 if test "${system_malloc}" = "yes"; then
1209   GNU_MALLOC=no
1210   GNU_MALLOC_reason="
1211   (The GNU allocators don't work with this system configuration.)"
1212 fi
1213
1214 if test x"${REL_ALLOC}" = x; then
1215   REL_ALLOC=${GNU_MALLOC}
1216 fi
1217
1218 LISP_FLOAT_TYPE=yes
1219
1220
1221 #### Add the libraries to LIBS and check for some functions.
1222
1223 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1224 LIBS="$libsrc_libs $LIBS"
1225
1226 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1227 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1228 AC_CHECK_LIB(dnet, dnet_ntoa)
1229 dnl This causes -lresolv to get used in subsequent tests,
1230 dnl which causes failures on some systems such as HPUX 9.
1231 dnl AC_CHECK_LIB(resolv, gethostbyname)
1232
1233 dnl FIXME replace main with a function we actually want from this library.
1234 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1235
1236 AC_CHECK_LIB(pthreads, cma_open)
1237
1238 dnl If we can find a tparm in libcurses.a, it means we have ncurses.
1239 AC_CHECK_LIB(curses, tparm, HAVE_NCURSES=yes)
1240 if test x"${HAVE_NCURSES}" = "xyes" ; then
1241   AC_DEFINE(HAVE_NCURSES)
1242 fi
1243
1244 AC_MSG_CHECKING(for XFree86)
1245 if test -d /usr/X386/include; then
1246   HAVE_XFREE386=yes
1247   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1248 else
1249   HAVE_XFREE386=no
1250 fi
1251 AC_MSG_RESULT($HAVE_XFREE386)
1252
1253 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1254 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1255
1256 if test "${HAVE_X11}" = "yes"; then
1257   DEFS="$C_SWITCH_X_SITE $DEFS"
1258   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1259   LIBS="$LIBX $LIBS"
1260   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1261
1262   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1263   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1264   # but it's more convenient here to set LD_RUN_PATH
1265   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1266   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1267     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1268     export LD_RUN_PATH
1269   fi
1270
1271   if test "${opsys}" = "lignux"; then
1272     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1273     AC_TRY_LINK([],
1274      [XOpenDisplay ("foo");],
1275      [xlinux_first_failure=no],
1276      [xlinux_first_failure=yes])
1277     if test "${xlinux_first_failure}" = "yes"; then
1278       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1279       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1280       OLD_CPPFLAGS="$CPPFLAGS"
1281       OLD_LIBS="$LIBS"
1282       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1283       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1284       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1285       LIBS="$LIBS -b i486-linuxaout"
1286       AC_TRY_LINK([],
1287        [XOpenDisplay ("foo");],
1288        [xlinux_second_failure=no],
1289        [xlinux_second_failure=yes])
1290       if test "${xlinux_second_failure}" = "yes"; then
1291         # If we get the same failure with -b, there is no use adding -b.
1292         # So take it out.  This plays safe.
1293         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1294         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1295         CPPFLAGS="$OLD_CPPFLAGS"
1296         LIBS="$OLD_LIBS"
1297         AC_MSG_RESULT(no)
1298       else
1299         AC_MSG_RESULT(yes)
1300       fi
1301     else
1302       AC_MSG_RESULT(no)
1303     fi
1304   fi
1305
1306   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1307 XScreenNumberOfScreen XSetWMProtocols)
1308 fi
1309
1310 if test "${window_system}" = "x11"; then
1311   AC_MSG_CHECKING(X11 version 6)
1312   AC_TRY_LINK([#include <X11/Xlib.h>],
1313 [#if XlibSpecificationRelease < 6
1314 fail;
1315 #endif
1316 ], [AC_MSG_RESULT(6 or newer)
1317     AC_DEFINE(HAVE_X11R6)],
1318    [AC_MSG_RESULT(before 6)])
1319 fi
1320
1321 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1322   AC_MSG_CHECKING(X11 version 5)
1323   AC_TRY_LINK([#include <X11/Xlib.h>],
1324 [#if XlibSpecificationRelease < 5
1325 fail;
1326 #endif
1327 ], [AC_MSG_RESULT(5 or newer; use toolkit by default)
1328     USE_X_TOOLKIT=LUCID
1329     AC_DEFINE(HAVE_X11R5)],
1330    [AC_MSG_RESULT(before 5; do not use toolkit by default)
1331     USE_X_TOOLKIT=none])
1332 fi
1333
1334 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1335
1336 if test "${USE_X_TOOLKIT}" != "none"; then
1337   AC_MSG_CHECKING(X11 toolkit version)
1338   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1339 [#if XtSpecificationRelease < 6
1340 fail;
1341 #endif
1342 ], [AC_MSG_RESULT(6 or newer)
1343     HAVE_X11XTR6=yes
1344     AC_DEFINE(HAVE_X11XTR6)],
1345    [AC_MSG_RESULT(before 6)
1346     HAVE_X11XTR6=no])
1347
1348 dnl If using toolkit, check whether libXmu.a exists.
1349 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1350   OLDLIBS="$LIBS"
1351   if test x$HAVE_X11XTR6 = xyes; then
1352     LIBS="-lXt -lSM -lICE $LIBS"
1353   else
1354     LIBS="-lXt $LIBS"
1355   fi
1356   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1357   LIBS="$OLDLIBS"
1358 fi
1359
1360 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1361 AC_MSG_CHECKING(whether netdb declares h_errno)
1362 AC_TRY_LINK([#include <netdb.h>],
1363   [return h_errno;],
1364   [AC_MSG_RESULT(yes)
1365    AC_DEFINE(HAVE_H_ERRNO)],
1366   [AC_MSG_RESULT(no)])
1367
1368 AC_FUNC_ALLOCA
1369
1370 # fmod, logb, and frexp are found in -lm on most systems.
1371 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1372 AC_CHECK_LIB(m, sqrt)
1373
1374 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1375 random lrand48 bcopy bcmp logb frexp fmod ftime res_init setsid \
1376 strerror fpathconf select mktime eaccess getpagesize tzset)
1377
1378 AC_MSG_CHECKING(whether localtime caches TZ)
1379 AC_CACHE_VAL(emacs_cv_localtime_cache,
1380 [if test x$ac_cv_func_tzset = xyes; then
1381 AC_TRY_RUN([#include <time.h>
1382 #if STDC_HEADERS
1383 # include <stdlib.h>
1384 #endif
1385 extern char **environ;
1386 unset_TZ ()
1387 {
1388   char **from, **to;
1389   for (to = from = environ; (*to = *from); from++)
1390     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1391       to++;
1392 }
1393 main()
1394 {
1395   time_t now = time ((time_t *) 0);
1396   int hour_GMT0, hour_unset;
1397   if (putenv ("TZ=GMT0") != 0)
1398     exit (1);
1399   hour_GMT0 = localtime (&now)->tm_hour;
1400   unset_TZ ();
1401   hour_unset = localtime (&now)->tm_hour;
1402   if (putenv ("TZ=PST8") != 0)
1403     exit (1);
1404   if (localtime (&now)->tm_hour == hour_GMT0)
1405     exit (1);
1406   unset_TZ ();
1407   if (localtime (&now)->tm_hour != hour_unset)
1408     exit (1);
1409   exit (0);
1410 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1411 [# If we have tzset, assume the worst when cross-compiling.
1412 emacs_cv_localtime_cache=yes])
1413 else
1414         # If we lack tzset, report that localtime does not cache TZ,
1415         # since we can't invalidate the cache if we don't have tzset.
1416         emacs_cv_localtime_cache=no
1417 fi])dnl
1418 AC_MSG_RESULT($emacs_cv_localtime_cache)
1419 if test $emacs_cv_localtime_cache = yes; then
1420   AC_DEFINE(LOCALTIME_CACHE)
1421 fi
1422
1423 if test "x$HAVE_TIMEVAL" = xyes; then
1424 AC_MSG_CHECKING(whether gettimeofday can't accept two arguments)
1425 AC_TRY_LINK([
1426 #ifdef TIME_WITH_SYS_TIME
1427 #include <sys/time.h>
1428 #include <time.h>
1429 #else
1430 #ifdef HAVE_SYS_TIME_H
1431 #include <sys/time.h>
1432 #else
1433 #include <time.h>
1434 #endif
1435 #endif
1436   ],
1437   [
1438   struct timeval time;
1439   struct timezone dummy;
1440   gettimeofday (&time, &dummy);
1441 ],
1442   [AC_MSG_RESULT(no)],
1443   [AC_MSG_RESULT(yes)
1444    AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)])
1445 fi
1446
1447 ok_so_far=yes
1448 AC_CHECK_FUNC(socket, , ok_so_far=no)
1449 if test $ok_so_far = yes; then
1450   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1451 fi
1452 if test $ok_so_far = yes; then
1453   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1454 fi
1455 if test $ok_so_far = yes; then
1456   AC_DEFINE(HAVE_INET_SOCKETS)
1457 fi
1458
1459 if test -f /usr/lpp/X11/bin/smt.exp; then
1460   AC_DEFINE(HAVE_AIX_SMT_EXP)
1461 fi
1462
1463 # Set up the CFLAGS for real compilation, so we can substitute it.
1464 CFLAGS="$REAL_CFLAGS"
1465
1466 changequote(, )dnl
1467 #### Find out which version of Emacs this is.
1468 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
1469          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1470 changequote([, ])dnl
1471 if test x"${version}" = x; then
1472   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1473 fi
1474
1475 ### Specify what sort of things we'll be editing into Makefile and config.h.
1476 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1477 AC_SUBST(version)
1478 AC_SUBST(configuration)
1479 AC_SUBST(canonical)
1480 AC_SUBST(srcdir)
1481 AC_SUBST(prefix)
1482 AC_SUBST(exec_prefix)
1483 AC_SUBST(bindir)
1484 AC_SUBST(datadir)
1485 AC_SUBST(sharedstatedir)
1486 AC_SUBST(libexecdir)
1487 AC_SUBST(mandir)
1488 AC_SUBST(infodir)
1489 AC_SUBST(lispdir)
1490 AC_SUBST(locallisppath)
1491 AC_SUBST(lisppath)
1492 AC_SUBST(etcdir)
1493 AC_SUBST(lockdir)
1494 AC_SUBST(archlibdir)
1495 AC_SUBST(docdir)
1496 AC_SUBST(bitmapdir)
1497 AC_SUBST(c_switch_system)
1498 AC_SUBST(c_switch_machine)
1499 AC_SUBST(LD_SWITCH_X_SITE)
1500 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1501 AC_SUBST(C_SWITCH_X_SITE)
1502 AC_SUBST(CFLAGS)
1503 AC_SUBST(X_TOOLKIT_TYPE)
1504 AC_SUBST(machfile)
1505 AC_SUBST(opsysfile)
1506 AC_SUBST(RANLIB)
1507
1508 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
1509 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1510 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
1511 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1512 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1513 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1514 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
1515 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
1516
1517 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1518   AC_DEFINE(HAVE_X_WINDOWS)
1519 fi
1520 if test "${USE_X_TOOLKIT}" != "none" ; then
1521   AC_DEFINE(USE_X_TOOLKIT)
1522 fi
1523 if test "${HAVE_X11}" = "yes" ; then
1524   AC_DEFINE(HAVE_X11)
1525 fi
1526 if test "${HAVE_XFREE386}" = "yes" ; then
1527   AC_DEFINE(HAVE_XFREE386)
1528 fi
1529 if test "${HAVE_MENUS}" = "yes" ; then
1530   AC_DEFINE(HAVE_MENUS)
1531 fi
1532 if test "${GNU_MALLOC}" = "yes" ; then
1533   AC_DEFINE(GNU_MALLOC)
1534 fi
1535 if test "${REL_ALLOC}" = "yes" ; then
1536   AC_DEFINE(REL_ALLOC)
1537 fi
1538 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1539   AC_DEFINE(LISP_FLOAT_TYPE)
1540 fi
1541
1542 #### Report on what we decided to do.
1543 echo "
1544 Configured for \`${canonical}'.
1545
1546   Where should the build process find the source code?    ${srcdir}
1547   What operating system and machine description files should Emacs use?
1548         \`${opsysfile}' and \`${machfile}'
1549   What compiler should emacs be built with?               ${CC} ${CFLAGS}
1550   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
1551   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
1552   What window system should Emacs use?                    ${window_system}
1553   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
1554
1555 if test -n "${x_includes}"; then
1556 echo "  Where do we find X Windows header files?                ${x_includes}"
1557 else
1558 echo "  Where do we find X Windows header files?                Standard dirs"
1559 fi
1560 if test -n "${x_libraries}"; then
1561 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
1562 else
1563 echo "  Where do we find X Windows libraries?                   Standard dirs"
1564 fi
1565
1566 echo
1567
1568 # Remove any trailing slashes in these variables.
1569 changequote(, )dnl
1570 test "${prefix}" != NONE &&
1571   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1572 test "${exec_prefix}" != NONE &&
1573   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1574 changequote([, ])dnl
1575
1576 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1577         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in, [
1578
1579 ### Make the necessary directories, if they don't exist.
1580 for dir in cpp etc ; do
1581   test -d ${dir} || mkdir ${dir}
1582 done
1583
1584 # Build src/Makefile from ${srcdir}/src/Makefile.c
1585 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1586 # This must be done after src/config.h is built, since we rely on that file.
1587
1588 changequote(, )dnl The horror, the horror.
1589 # Now get this: Some word that is part of the ${srcdir} directory name
1590 # or the ${configuration} value might, just might, happen to be an
1591 # identifier like `sun4' or `i386' or something, and be predefined by
1592 # the C preprocessor to some helpful value like 1, or maybe the empty
1593 # string.  Needless to say consequent macro substitutions are less
1594 # than conducive to the makefile finding the correct directory.
1595 undefs="`echo $top_srcdir $configuration $canonical |
1596 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
1597     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1598 `"
1599 changequote([, ])dnl
1600
1601 echo creating lib-src/Makefile
1602 ( cd lib-src
1603   rm -f junk.c junk1.c junk2.c
1604   sed -e '/start of cpp stuff/q' \
1605       < Makefile.c > junk1.c
1606   sed -e '1,/start of cpp stuff/d'\
1607       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1608       < Makefile.c > junk.c
1609   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1610       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1611   cat junk1.c junk2.c > Makefile.new
1612   rm -f junk.c junk1.c junk2.c
1613   chmod 444 Makefile.new
1614   mv -f Makefile.new Makefile
1615 )
1616
1617 echo creating src/Makefile
1618 ( cd src
1619   rm -f junk.c junk1.c junk2.c
1620   sed -e '/start of cpp stuff/q' \
1621       < Makefile.c > junk1.c
1622   sed -e '1,/start of cpp stuff/d'\
1623       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1624       < Makefile.c > junk.c
1625   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1626       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1627   cat junk1.c junk2.c > Makefile.new
1628   rm -f junk.c junk1.c junk2.c
1629   chmod 444 Makefile.new
1630   mv -f Makefile.new Makefile
1631 )
1632
1633 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1634   echo creating src/.gdbinit
1635   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1636 fi
1637
1638 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])