configure.in

   1 dnl This is an autoconf script.
   2 dnl To rebuild the `configure' script from this, execute the command
   3 dnl     autoconf
   4 dnl in the directory containing this script.
   5 AC_PREREQ(2.4.1)dnl
   6 AC_INIT(src/lisp.h)
   7 AC_CONFIG_HEADER(src/config.h)
   8
   9 lispdir='${datadir}/emacs/${version}/lisp'
  10 locallisppath='${datadir}/emacs/site-lisp'
  11 lisppath='${locallisppath}:${lispdir}'
  12 etcdir='${datadir}/emacs/${version}/etc'
  13 lockdir='${sharedstatedir}/emacs/lock'
  14 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  15 docdir='${datadir}/emacs/${version}/etc'
  16
  17 AC_ARG_WITH(gcc,
  18 [  --with-gcc              use GCC to compile Emacs])
  19 AC_ARG_WITH(pop,
  20 [  --with-pop              support POP for mail retrieval],
  21 [AC_DEFINE(MAIL_USE_POP)])
  22 AC_ARG_WITH(kerberos,
  23 [  --with-kerberos         support Kerberos-authenticated POP],
  24 [AC_DEFINE(KERBEROS)])
  25 AC_ARG_WITH(hesiod,
  26 [  --with-hesiod           support Hesiod to get the POP server host],
  27 [AC_DEFINE(HESIOD)])
  28 dnl This should be the last --with option, because --with-x is
  29 dnl added later on when we find the path of X, and it's best to
  30 dnl keep them together visually.
  31 AC_ARG_WITH(x-toolkit,
  32 [  --with-x-toolkit=KIT    use an X toolkit (KIT = yes/lucid/athena/motif)],
  33 [         case "${withval}" in
  34             y | ye | yes )      val=athena ;;
  35             n | no )            val=no  ;;
  36             l | lu | luc | luci | lucid )       val=lucid ;;
  37             a | at | ath | athe | athena )      val=athena ;;
  38             m | mo | mot | moti | motif )       val=motif ;;
  39 dnl These don't currently work.
  40 dnl         o | op | ope | open | open- | open-l | open-lo \
  41 dnl             | open-loo | open-look )        val=open-look ;;
  42             * )
  43 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  44 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
  45 AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  46 which is \`yes', \`no', \`lucid', \`athena', or \`motif'.
  47 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
  48             ;;
  49           esac
  50           with_x_toolkit=$val
  51 ])
  52
  53 #### Make srcdir absolute, if it isn't already.  It's important to
  54 #### avoid running the path through pwd unnecessary, since pwd can
  55 #### give you automounter prefixes, which can go away.  We do all this
  56 #### so Emacs can find its files when run uninstalled.
  57 case "${srcdir}" in
  58   /* ) ;;
  59   . )
  60     ## We may be able to use the $PWD environment variable to make this
  61     ## absolute.  But sometimes PWD is inaccurate.
  62     ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
  63     CDPATH=
  64     if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`"  ;
  65     then
  66       srcdir="$PWD"
  67     else
  68       srcdir="`(cd ${srcdir}; pwd)`"
  69     fi
  70   ;;
  71   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
  72 esac
  73
  74 #### Check if the source directory already has a configured system in it.
  75 if test `pwd` != `(cd ${srcdir} && pwd)` \
  76    && test -f "${srcdir}/src/config.h" ; then
  77   AC_MSG_WARN([The directory tree \`${srcdir}' is being used
  78    as a build directory right now; it has been configured in its own
  79    right.  To configure in another directory as well, you MUST
  80    use GNU make.  If you do not have GNU make, then you must
  81    now do \`make distclean' in ${srcdir},
  82    and then run $0 again.])
  83
  84 changequote(, )dnl
  85   extrasub='/^VPATH[     ]*=/c\
  86 changequote([, ])dnl
  87 vpath %.c $(srcdir)\
  88 vpath %.h $(srcdir)\
  89 vpath %.y $(srcdir)\
  90 vpath %.l $(srcdir)\
  91 vpath %.s $(srcdir)\
  92 vpath %.in $(srcdir)'
  93 fi
  94
  95 #### Given the configuration name, set machfile and opsysfile to the
  96 #### names of the m/*.h and s/*.h files we should use.
  97
  98 ### Canonicalize the configuration name.
  99
 100 AC_CANONICAL_HOST
 101 canonical=$host
 102 configuration=$host_alias
 103
 104 changequote(, )dnl
 105
 106 ### If you add support for a new configuration, add code to this
 107 ### switch statement to recognize your configuration name and select
 108 ### the appropriate operating system and machine description files.
 109
 110 ### You would hope that you could choose an m/*.h file pretty much
 111 ### based on the machine portion of the configuration name, and an s-
 112 ### file based on the operating system portion.  However, it turns out
 113 ### that each m/*.h file is pretty manufacturer-specific - for
 114 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 115 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 116 ### machines.  So we basically have to have a special case for each
 117 ### configuration name.
 118 ###
 119 ### As far as handling version numbers on operating systems is
 120 ### concerned, make sure things will fail in a fixable way.  If
 121 ### /etc/MACHINES doesn't say anything about version numbers, be
 122 ### prepared to handle anything reasonably.  If version numbers
 123 ### matter, be sure /etc/MACHINES says something about it.
 124 ###
 125 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 126 ### "System V Release 4"; he writes, "The old convention encouraged
 127 ### confusion between `system' and `release' levels'."
 128
 129 machine='' opsys='' unported=no
 130 case "${canonical}" in
 131
 132   ## NetBSD ports
 133   *-*-netbsd* )
 134     opsys=netbsd
 135     case "${canonical}" in
 136       i[345]86-*-netbsd*) machine=intel386 ;;
 137       m68k-*-netbsd*)
 138                         # This is somewhat bogus.
 139                         machine=hp9000s300 ;;
 140       mips-*-netbsd*)   machine=pmax ;;
 141       ns32k-*-netbsd*)  machine=ns32000 ;;
 142       sparc-*-netbsd*)  machine=sparc ;;
 143     esac
 144   ;;
 145
 146   ## Acorn RISCiX:
 147   arm-acorn-riscix1.1* )
 148     machine=acorn opsys=riscix1-1
 149   ;;
 150   arm-acorn-riscix1.2* | arm-acorn-riscix )
 151     machine=acorn opsys=riscix1-2
 152   ;;
 153
 154   ## Alliant machines
 155   ## Strictly speaking, we need the version of the alliant operating
 156   ## system to choose the right machine file, but currently the
 157   ## configuration name doesn't tell us enough to choose the right
 158   ## one; we need to give alliants their own operating system name to
 159   ## do this right.  When someone cares, they can help us.
 160   fx80-alliant-* )
 161     machine=alliant4 opsys=bsd4-2
 162   ;;
 163   i860-alliant-* )
 164     machine=alliant-2800 opsys=bsd4-3
 165   ;;
 166
 167   alpha-dec-osf* )
 168     machine=alpha opsys=osf1
 169   ;;
 170
 171   ## Altos 3068
 172   m68*-altos-sysv* )
 173     machine=altos opsys=usg5-2
 174   ;;
 175
 176   ## Amdahl UTS
 177   580-amdahl-sysv* )
 178     machine=amdahl opsys=usg5-2-2
 179   ;;
 180
 181   ## Apollo, Domain/OS
 182   m68*-apollo-* )
 183     machine=apollo opsys=bsd4-3
 184   ;;
 185
 186   ## AT&T 3b2, 3b5, 3b15, 3b20
 187   we32k-att-sysv* )
 188     machine=att3b opsys=usg5-2-2
 189   ;;
 190
 191   ## AT&T 3b1 - The Mighty Unix PC!
 192   m68*-att-sysv* )
 193     machine=7300 opsys=usg5-2-2
 194   ;;
 195
 196   ## Bull dpx20
 197   rs6000-bull-bosx* )
 198     machine=ibmrs6000 opsys=aix3-2
 199   ;;
 200
 201   ## Bull dpx2
 202   m68*-bull-sysv3* )
 203     machine=dpx2 opsys=usg5-3
 204   ;;
 205
 206   ## Bull sps7
 207   m68*-bull-sysv2* )
 208     machine=sps7 opsys=usg5-2
 209   ;;
 210
 211   ## CCI 5/32, 6/32 -- see "Tahoe".
 212
 213   ## Celerity
 214   ## I don't know what configuration name to use for this; config.sub
 215   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 216   ## in touch with us!
 217   celerity-celerity-bsd* )
 218     machine=celerity opsys=bsd4-2
 219   ;;
 220
 221   ## Clipper
 222   ## What operating systems does this chip run that Emacs has been
 223   ## tested on?
 224   clipper-* )
 225     machine=clipper
 226     ## We'll use the catch-all code at the bottom to guess the
 227     ## operating system.
 228   ;;
 229
 230   ## Convex
 231   *-convex-bsd* | *-convex-convexos* )
 232     machine=convex opsys=bsd4-3
 233     ## Prevents suprious white space in makefiles - d.m.cooke@larc.nasa.gov
 234     NON_GNU_CPP="cc -E -P"
 235   ;;
 236
 237   ## Cubix QBx/386
 238   i[345]86-cubix-sysv* )
 239     machine=intel386 opsys=usg5-3
 240   ;;
 241
 242   ## Cydra 5
 243   cydra*-cydrome-sysv* )
 244     machine=cydra5 opsys=usg5-3
 245   ;;
 246
 247   ## Data General AViiON Machines
 248   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 249     machine=aviion opsys=dgux5-4r3
 250   ;;
 251   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 252     machine=aviion opsys=dgux5-4r2
 253   ;;
 254   m88k-dg-dgux* )
 255     machine=aviion opsys=dgux
 256   ;;
 257
 258   ## DECstations
 259   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 260     machine=pmax opsys=bsd4-2
 261   ;;
 262   mips-dec-ultrix* | mips-dec-bsd* )
 263     machine=pmax opsys=bsd4-3
 264   ;;
 265   mips-dec-osf* )
 266     machine=pmax opsys=osf1
 267   ;;
 268   mips-dec-mach_bsd4.3* )
 269     machine=pmax opsys=mach-bsd4-3
 270   ;;
 271
 272   ## Motorola Delta machines
 273   m68k-motorola-sysv* | m68000-motorola-sysv* )
 274     machine=delta opsys=usg5-3
 275     if test -z "`type gnucc | grep 'not found'`"
 276     then
 277       if test -s /etc/167config
 278       then CC="gnucc -m68040"
 279       else CC="gnucc -m68881"
 280       fi
 281     else
 282       if test -z "`type gcc | grep 'not found'`"
 283       then CC=gcc
 284       else CC=cc
 285       fi
 286     fi
 287   ;;
 288   m88k-motorola-sysv4* )
 289     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 290     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 291     # I hope there are not other 4.0 versions for this machine
 292     # which really need usg5-4 instead.
 293     machine=delta88k opsys=usg5-4-2
 294   ;;
 295   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 296     machine=delta88k opsys=usg5-3
 297   ;;
 298
 299   ## Dual machines
 300   m68*-dual-sysv* )
 301     machine=dual opsys=usg5-2
 302   ;;
 303   m68*-dual-uniplus* )
 304     machine=dual opsys=unipl5-2
 305   ;;
 306
 307   ## Elxsi 6400
 308   elxsi-elxsi-sysv* )
 309     machine=elxsi opsys=usg5-2
 310   ;;
 311
 312   ## Encore machines
 313   ns16k-encore-bsd* )
 314     machine=ns16000 opsys=umax
 315   ;;
 316
 317   ## The GEC 93 - apparently, this port isn't really finished yet.
 318
 319   ## Gould Power Node and NP1
 320   pn-gould-bsd4.2* )
 321     machine=gould opsys=bsd4-2
 322   ;;
 323   pn-gould-bsd4.3* )
 324     machine=gould opsys=bsd4-3
 325   ;;
 326   np1-gould-bsd* )
 327     machine=gould-np1 opsys=bsd4-3
 328   ;;
 329
 330   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 331   ## as far as Emacs is concerned).
 332   m88k-harris-cxux* )
 333     # Build needs to be different on 7.0 and later releases
 334     case "`uname -r`" in
 335        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 336        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 337     esac
 338   ;;
 339   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 340   m68k-harris-cxux* )
 341     machine=nh3000 opsys=cxux
 342   ;;
 343
 344   ## Honeywell XPS100
 345   xps*-honeywell-sysv* )
 346     machine=xps100 opsys=usg5-2
 347   ;;
 348
 349   ## HP 9000 series 200 or 300
 350   m68*-hp-bsd* )
 351     machine=hp9000s300 opsys=bsd4-3
 352   ;;
 353   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 354   m68*-hp-hpux* )
 355     case "`uname -r`" in
 356       ## Someone's system reports A.B8.05 for this.
 357       ## I wonder what other possibilities there are.
 358       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 359       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 360       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 361       *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
 362       *) machine=hp9000s300 opsys=hpux ;;
 363     esac
 364   ;;
 365
 366   ## HP 9000 series 700 and 800, running HP/UX
 367   hppa*-hp-hpux7* )
 368     machine=hp800 opsys=hpux
 369   ;;
 370   hppa*-hp-hpux8* )
 371     machine=hp800 opsys=hpux8
 372   ;;
 373   hppa*-hp-hpux9shr* )
 374     machine=hp800 opsys=hpux9shr
 375   ;;
 376   hppa*-hp-hpux9* )
 377     machine=hp800 opsys=hpux9
 378   ;;
 379   hppa*-hp-hpux10* )
 380     machine=hp800 opsys=hpux9shr
 381   ;;
 382
 383   ## HP 9000 series 700 and 800, running HP/UX
 384   hppa*-hp-hpux* )
 385     ## Cross-compilation?  Nah!
 386     case "`uname -r`" in
 387       ## Someone's system reports A.B8.05 for this.
 388       ## I wonder what other possibilities there are.
 389       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 390       *.08.* ) machine=hp800 opsys=hpux8 ;;
 391       *.09.* ) machine=hp800 opsys=hpux9 ;;
 392       *) machine=hp800 opsys=hpux ;;
 393     esac
 394   ;;
 395
 396   ## Orion machines
 397   orion-orion-bsd* )
 398     machine=orion opsys=bsd4-2
 399   ;;
 400   clipper-orion-bsd* )
 401     machine=orion105 opsys=bsd4-2
 402   ;;
 403
 404   ## IBM machines
 405   i[345]86-ibm-aix1.1* )
 406     machine=ibmps2-aix opsys=usg5-2-2
 407   ;;
 408   i[345]86-ibm-aix1.[23]* | i[345]86-ibm-aix* )
 409     machine=ibmps2-aix opsys=usg5-3
 410   ;;
 411   i370-ibm-aix*)
 412     machine=ibm370aix opsys=usg5-3
 413   ;;
 414   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 415     machine=ibmrs6000 opsys=aix3-1
 416   ;;
 417   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 418     machine=ibmrs6000 opsys=aix3-2-5
 419   ;;
 420   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 421     machine=ibmrs6000 opsys=aix4-1
 422   ;;
 423   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 424     machine=ibmrs6000 opsys=aix4
 425   ;;
 426   rs6000-ibm-aix* | powerpc-ibm-aix* )
 427     machine=ibmrs6000 opsys=aix3-2
 428   ;;
 429   romp-ibm-bsd4.3* )
 430     machine=ibmrt opsys=bsd4-3
 431   ;;
 432   romp-ibm-bsd4.2* )
 433     machine=ibmrt opsys=bsd4-2
 434   ;;
 435   romp-ibm-aos4.3* )
 436     machine=ibmrt opsys=bsd4-3
 437   ;;
 438   romp-ibm-aos4.2* )
 439     machine=ibmrt opsys=bsd4-2
 440   ;;
 441   romp-ibm-aos* )
 442     machine=ibmrt opsys=bsd4-3
 443   ;;
 444   romp-ibm-bsd* )
 445     machine=ibmrt opsys=bsd4-3
 446   ;;
 447   romp-ibm-aix* )
 448     machine=ibmrt-aix opsys=usg5-2-2
 449   ;;
 450
 451   ## Integrated Solutions `Optimum V'
 452   m68*-isi-bsd4.2* )
 453     machine=isi-ov opsys=bsd4-2
 454   ;;
 455   m68*-isi-bsd4.3* )
 456     machine=isi-ov opsys=bsd4-3
 457   ;;
 458
 459   ## Intel 386 machines where we do care about the manufacturer
 460   i[345]86-intsys-sysv* )
 461     machine=is386 opsys=usg5-2-2
 462   ;;
 463
 464   ## Prime EXL
 465   i[345]86-prime-sysv* )
 466     machine=i386 opsys=usg5-3
 467   ;;
 468
 469   ## Sequent Symmetry running Dynix
 470   i[345]86-sequent-bsd* )
 471     machine=symmetry opsys=bsd4-3
 472   ;;
 473
 474   ## Sequent Symmetry running DYNIX/ptx
 475   ## Use the old cpp rather than the newer ANSI one.
 476   i[345]86-sequent-ptx* )
 477     machine=sequent-ptx opsys=ptx
 478     NON_GNU_CPP="/lib/cpp"
 479   ;;
 480
 481   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 482   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 483   i[345]86-ncr-sysv* )
 484     machine=ncr386 opsys=usg5-4-2
 485   ;;
 486
 487   ## Intel Paragon OSF/1
 488   i860-intel-osf1* )
 489     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 490   ;;
 491
 492   ## Intel 860
 493   i860-*-sysv4* )
 494     machine=i860 opsys=usg5-4
 495     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 496     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 497   ;;
 498
 499   ## Masscomp machines
 500   m68*-masscomp-rtu* )
 501     machine=masscomp opsys=rtu
 502   ;;
 503
 504   ## Megatest machines
 505   m68*-megatest-bsd* )
 506     machine=mega68 opsys=bsd4-2
 507   ;;
 508
 509   ## Workstations sold by MIPS
 510   ## This is not necessarily all workstations using the MIPS processor -
 511   ## Irises are produced by SGI, and DECstations by DEC.
 512
 513   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 514   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 515   ## it gives for choosing between the alternatives seems to be "Use
 516   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 517   ## the BSD world."  I'll assume that these are instructions for
 518   ## handling two odd situations, and that every other situation
 519   ## should use mips.h and usg5-2-2, they being listed first.
 520   mips-mips-usg* )
 521     machine=mips4
 522     ## Fall through to the general code at the bottom to decide on the OS.
 523   ;;
 524   mips-mips-riscos4* )
 525     machine=mips4 opsys=bsd4-3
 526     NON_GNU_CC="cc -systype bsd43"
 527     NON_GNU_CPP="cc -systype bsd43 -E"
 528   ;;
 529   mips-mips-riscos5* )
 530     machine=mips4 opsys=riscos5
 531     NON_GNU_CC="cc -systype bsd43"
 532     NON_GNU_CPP="cc -systype bsd43 -E"
 533   ;;
 534   mips-mips-bsd* )
 535     machine=mips opsys=bsd4-3
 536   ;;
 537   mips-mips-* )
 538     machine=mips opsys=usg5-2-2
 539   ;;
 540
 541   ## NeXT
 542   m68*-next-* | i[345]86-next-* )
 543     machine=next opsys=mach2
 544   ;;
 545
 546   ## The complete machine from National Semiconductor
 547   ns32k-ns-genix* )
 548     machine=ns32000 opsys=usg5-2
 549   ;;
 550
 551   ## NCR machines
 552   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 553     machine=tower32 opsys=usg5-2-2
 554   ;;
 555   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 556     machine=tower32v3 opsys=usg5-3
 557   ;;
 558
 559   ## Nixdorf Targon 31
 560   m68*-nixdorf-sysv* )
 561     machine=targon31 opsys=usg5-2-2
 562   ;;
 563
 564   ## Nu (TI or LMI)
 565   m68*-nu-sysv* )
 566     machine=nu opsys=usg5-2
 567   ;;
 568
 569   ## Plexus
 570   m68*-plexus-sysv* )
 571     machine=plexus opsys=usg5-2
 572   ;;
 573
 574   ## Pyramid machines
 575   ## I don't really have any idea what sort of processor the Pyramid has,
 576   ## so I'm assuming it is its own architecture.
 577   pyramid-pyramid-bsd* )
 578     machine=pyramid opsys=bsd4-2
 579   ;;
 580
 581   ## Sequent Balance
 582   ns32k-sequent-bsd4.2* )
 583     machine=sequent opsys=bsd4-2
 584   ;;
 585   ns32k-sequent-bsd4.3* )
 586     machine=sequent opsys=bsd4-3
 587   ;;
 588
 589   ## Siemens Nixdorf
 590   mips-siemens-sysv* )
 591     machine=mips-siemens opsys=usg5-4
 592     NON_GNU_CC=/usr/ccs/bin/cc
 593     NON_GNU_CPP=/usr/ccs/lib/cpp
 594   ;;
 595
 596   ## Silicon Graphics machines
 597   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 598   m68*-sgi-iris3.5* )
 599     machine=irist opsys=iris3-5
 600   ;;
 601   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 602     machine=irist opsys=iris3-6
 603   ;;
 604   ## Iris 4D
 605   mips-sgi-irix3* )
 606     machine=iris4d opsys=irix3-3
 607   ;;
 608   mips-sgi-irix4* )
 609     machine=iris4d opsys=irix4-0
 610   ;;
 611   mips-sgi-irix6* )
 612     machine=iris4d opsys=irix6-0
 613   ;;
 614   mips-sgi-irix5.[01]* )
 615     machine=iris4d opsys=irix5-0
 616   ;;
 617   mips-sgi-irix5* | mips-sgi-irix* )
 618     machine=iris4d opsys=irix5-2
 619   ;;
 620
 621   ## SONY machines
 622   m68*-sony-bsd4.2* )
 623     machine=news opsys=bsd4-2
 624   ;;
 625   m68*-sony-bsd4.3* )
 626     machine=news opsys=bsd4-3
 627   ;;
 628   m68*-sony-newsos3* | m68*-sony-news3*)
 629     machine=news opsys=bsd4-3
 630   ;;
 631   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 632     machine=news-risc opsys=bsd4-3
 633   ;;
 634   mips-sony-news* )
 635     machine=news-risc opsys=newsos5
 636   ;;
 637
 638   ## Stride
 639   m68*-stride-sysv* )
 640     machine=stride opsys=usg5-2
 641   ;;
 642
 643   ## Suns
 644   *-sun-sunos* | *-sun-bsd* | *-sun-solaris* | i[345]86-*-solaris2* | i[345]86-*-sunos5* )
 645     case "${canonical}" in
 646       m68*-sunos1* )    machine=sun1 ;;
 647       m68*-sunos2* )    machine=sun2 ;;
 648       m68* )            machine=sun3 ;;
 649       i[345]86-sun-sunos[34]* ) machine=sun386 ;;
 650       i[345]86-*-* )     machine=intel386 ;;
 651       sparc* )          machine=sparc ;;
 652       * )               unported=yes ;;
 653     esac
 654     case "${canonical}" in
 655       ## The Sun386 didn't get past 4.0.
 656       i[345]86-*-sunos4   ) opsys=sunos4-0 ;;
 657       *-sunos4.0*         ) opsys=sunos4-0 ;;
 658       *-sunos4.1.[3-9]* )
 659                 opsys=sunos4shr
 660                 NON_GNU_CPP=/usr/lib/cpp
 661                 ;;
 662       *-sunos4* | *-sunos ) opsys=sunos4-1
 663                 NON_GCC_TEST_OPTIONS=-Bstatic
 664                 GCC_TEST_OPTIONS=-static
 665                 ;;
 666       *-sunos5.3* | *-solaris2.3* )
 667                 opsys=sol2-3
 668                 NON_GNU_CPP=/usr/ccs/lib/cpp
 669                 ;;
 670       *-sunos5.4* | *-solaris2.4* )
 671                 opsys=sol2-4
 672                 NON_GNU_CPP=/usr/ccs/lib/cpp
 673                 ;;
 674       *-sunos5.5* | *-solaris2.5* )
 675                 opsys=sol2-5
 676                 NON_GNU_CPP=/usr/ccs/lib/cpp
 677                 ;;
 678       *-sunos5* | *-solaris* )
 679                 opsys=sol2
 680                 NON_GNU_CPP=/usr/ccs/lib/cpp
 681                 ;;
 682       *                   ) opsys=bsd4-2   ;;
 683     esac
 684   ;;
 685
 686   ## Tadpole 68k
 687   m68*-tadpole-sysv* )
 688     machine=tad68k opsys=usg5-3
 689   ;;
 690
 691   ## Tahoe machines
 692   tahoe-tahoe-bsd4.2* )
 693     machine=tahoe opsys=bsd4-2
 694   ;;
 695   tahoe-tahoe-bsd4.3* )
 696     machine=tahoe opsys=bsd4-3
 697   ;;
 698
 699   ## Tandem Integrity S2
 700   mips-tandem-sysv* )
 701     machine=tandem-s2 opsys=usg5-3
 702   ;;
 703
 704   ## Tektronix XD88
 705   m88k-tektronix-sysv3* )
 706   machine=tekxd88 opsys=usg5-3
 707   ;;
 708
 709   ## Tektronix 16000 box (6130?)
 710   ns16k-tektronix-bsd* )
 711     machine=ns16000 opsys=bsd4-2
 712   ;;
 713   ## Tektronix 4300
 714   ## src/m/tek4300.h hints that this is a m68k machine.
 715   m68*-tektronix-bsd* )
 716     machine=tek4300 opsys=bsd4-3
 717   ;;
 718
 719   ## Titan P2 or P3
 720   ## We seem to have lost the machine-description file titan.h!
 721   titan-titan-sysv* )
 722     machine=titan opsys=usg5-3
 723   ;;
 724
 725   ## Ustation E30 (SS5E)
 726   m68*-unisys-uniplus* )
 727     machine=ustation opsystem=unipl5-2
 728   ;;
 729
 730   ## Vaxen.
 731   vax-dec-* )
 732     machine=vax
 733     case "${canonical}" in
 734       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 735       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 736       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 737       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 738       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 739       *-vms* )                                          opsys=vms ;;
 740       * )                                               unported=yes
 741     esac
 742   ;;
 743
 744   ## Whitechapel MG1
 745   ns16k-whitechapel-* )
 746     machine=mg1
 747     ## We don't know what sort of OS runs on these; we'll let the
 748     ## operating system guessing code below try.
 749   ;;
 750
 751   ## Wicat
 752   m68*-wicat-sysv* )
 753     machine=wicat opsys=usg5-2
 754   ;;
 755
 756   ## Intel 386 machines where we don't care about the manufacturer
 757   i[345]86-*-* )
 758     machine=intel386
 759     case "${canonical}" in
 760       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 761       *-isc2.2* )               opsys=isc2-2 ;;
 762       *-isc4.0* )               opsys=isc4-0 ;;
 763       *-isc4.* )                opsys=isc4-1 ;;
 764       *-isc* )                  opsys=isc3-0 ;;
 765       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 766       *-esix* )                 opsys=esix ;;
 767       *-xenix* )                opsys=xenix ;;
 768       *-linux* )                opsys=linux ;;
 769       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
 770       *-bsd386* | *-bsdi1* )    opsys=bsd386 ;;
 771       *-bsdi2* )                opsys=bsdos2 ;;
 772       *-386bsd* )               opsys=386bsd ;;
 773       *-freebsd* )              opsys=freebsd ;;
 774       *-nextstep* )             opsys=mach2 ;;
 775       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
 776     esac
 777   ;;
 778
 779   * )
 780     unported=yes
 781   ;;
 782 esac
 783
 784 ### If the code above didn't choose an operating system, just choose
 785 ### an operating system based on the configuration name.  You really
 786 ### only want to use this when you have no idea what the right
 787 ### operating system is; if you know what operating systems a machine
 788 ### runs, it's cleaner to make it explicit in the case statement
 789 ### above.
 790 if test x"${opsys}" = x; then
 791   case "${canonical}" in
 792     *-gnu* )                            opsys=gnu ;;
 793     *-bsd4.[01] )                       opsys=bsd4-1 ;;
 794     *-bsd4.2 )                          opsys=bsd4-2 ;;
 795     *-bsd4.3 )                          opsys=bsd4-3 ;;
 796     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
 797     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
 798     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
 799     *-sysv3 | *-sysvr3 )                opsys=usg5-3 ;;
 800     *-sysv4 | *-sysvr4 )                opsys=usg5-4 ;;
 801     *-sysv4.1 | *-sysvr4.1 )
 802         NON_GNU_CPP=/usr/lib/cpp
 803         opsys=usg5-4 ;;
 804     *-sysv4.2 | *-sysvr4.2 )
 805         if [ x$NON_GNU_CPP = x ]; then
 806           NON_GNU_CPP=/usr/ccs/lib/cpp
 807         fi
 808         opsys=usg5-4-2 ;;
 809     * )
 810       unported=yes
 811     ;;
 812   esac
 813 fi
 814
 815 changequote([, ])dnl
 816
 817 if test $unported = yes; then
 818   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
 819 Check \`etc/MACHINES' for recognized configuration names.])
 820 fi
 821
 822 machfile="m/${machine}.h"
 823 opsysfile="s/${opsys}.h"
 824
 825
 826 #### Choose a compiler.
 827 test -n "$CC" && cc_specified=yes
 828
 829 case ${with_gcc} in
 830   "yes" ) CC="gcc" GCC=yes ;;
 831   "no"  ) : ${CC=cc} ;;
 832   * ) AC_PROG_CC
 833 esac
 834
 835 # On Suns, sometimes $CPP names a directory.
 836 if test -n "$CPP" && test -d "$CPP"; then
 837   CPP=
 838 fi
 839
 840 #### Some systems specify a CPP to use unless we are using GCC.
 841 #### Now that we know whether we are using GCC, we can decide whether
 842 #### to use that one.
 843 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
 844 then
 845   CPP="$NON_GNU_CPP"
 846 fi
 847
 848 #### Some systems specify a CC to use unless we are using GCC.
 849 #### Now that we know whether we are using GCC, we can decide whether
 850 #### to use that one.
 851 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
 852   test x$cc_specified != xyes
 853 then
 854   CC="$NON_GNU_CC"
 855 fi
 856
 857 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
 858 then
 859   CC="$CC $GCC_TEST_OPTIONS"
 860 fi
 861
 862 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
 863 then
 864   CC="$CC $NON_GCC_TEST_OPTIONS"
 865 fi
 866
 867 #### Some other nice autoconf tests.  If you add a test here which
 868 #### should make an entry in src/config.h, don't forget to add an
 869 #### #undef clause to src/config.h.in for autoconf to modify.
 870
 871 dnl checks for programs
 872 AC_PROG_LN_S
 873 AC_PROG_CPP
 874 AC_PROG_INSTALL
 875 AC_PROG_YACC
 876
 877 dnl checks for Unix variants
 878 AC_AIX
 879
 880 dnl checks for header files
 881 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h)
 882 AC_HEADER_STDC
 883 AC_HEADER_TIME
 884 AC_DECL_SYS_SIGLIST
 885
 886 dnl Some systems have utime.h but don't declare the struct anyplace.
 887 AC_MSG_CHECKING(for struct utimbuf)
 888 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
 889 #include <sys/time.h>
 890 #include <time.h>
 891 #else
 892 #ifdef HAVE_SYS_TIME_H
 893 #include <sys/time.h>
 894 #else
 895 #include <time.h>
 896 #endif
 897 #endif
 898 #ifdef HAVE_UTIME_H
 899 #include <utime.h>
 900 #endif], [static struct utimbuf x; x.actime = x.modtime;],
 901   [AC_MSG_RESULT(yes)
 902    AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
 903   AC_MSG_RESULT(no))
 904
 905 dnl checks for typedefs
 906 AC_TYPE_SIGNAL
 907
 908 AC_MSG_CHECKING(for struct timeval)
 909 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
 910 #include <sys/time.h>
 911 #include <time.h>
 912 #else
 913 #ifdef HAVE_SYS_TIME_H
 914 #include <sys/time.h>
 915 #else
 916 #include <time.h>
 917 #endif
 918 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
 919   [AC_MSG_RESULT(yes)
 920    AC_DEFINE(HAVE_TIMEVAL)],
 921   AC_MSG_RESULT(no))
 922
 923 dnl checks for structure members
 924 AC_STRUCT_TM
 925 AC_STRUCT_TIMEZONE
 926
 927 dnl checks for compiler characteristics
 928 AC_C_CONST
 929
 930 dnl check for Make feature
 931 AC_PROG_MAKE_SET
 932
 933 dnl checks for operating system services
 934 AC_SYS_LONG_FILE_NAMES
 935
 936 #### Choose a window system.
 937
 938 AC_PATH_X
 939 if test "$no_x" = yes; then
 940   window_system=none
 941 else
 942   window_system=x11
 943 fi
 944
 945 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
 946   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
 947   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
 948 fi
 949 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
 950   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
 951 fi
 952
 953 if test x"${x_includes}" = x; then
 954   bitmapdir=/usr/include/X11/bitmaps
 955 else
 956   # accumulate include directories that have X11 bitmap sudirectories
 957   bmd_acc="dummyval"
 958   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
 959     if test -d "${bmd}/X11/bitmaps"; then
 960       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
 961     elif test -d "${bmd}/bitmaps"; then
 962       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
 963     fi
 964   done
 965   if test ${bmd_acc} != "dummyval"; then
 966     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
 967   fi
 968 fi
 969
 970 case "${window_system}" in
 971   x11 )
 972     HAVE_X_WINDOWS=yes
 973     HAVE_X11=yes
 974     case "${with_x_toolkit}" in
 975       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
 976       motif ) USE_X_TOOLKIT=MOTIF ;;
 977 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
 978       * ) USE_X_TOOLKIT=none ;;
 979     esac
 980   ;;
 981   none )
 982     HAVE_X_WINDOWS=no
 983     HAVE_X11=no
 984     USE_X_TOOLKIT=none
 985   ;;
 986 esac
 987 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
 988
 989 ### If we're using X11, we should use the X menu package.
 990 HAVE_X_MENU=no
 991 case ${HAVE_X11} in
 992   yes ) HAVE_X_MENU=yes ;;
 993 esac
 994
 995 if test "${opsys}" = "hpux9"; then
 996   case "${x_libraries}" in
 997     *X11R4* )
 998       opsysfile="s/hpux9-x11r4.h"
 999       ;;
1000   esac
1001 fi
1002
1003 if test "${opsys}" = "hpux9shr"; then
1004   case "${x_libraries}" in
1005     *X11R4* )
1006       opsysfile="s/hpux9shxr4.h"
1007       ;;
1008   esac
1009 fi
1010
1011 #### Extract some information from the operating system and machine files.
1012
1013 AC_CHECKING([the machine- and system-dependent files to find out
1014  - which libraries the lib-src programs will want, and
1015  - whether the GNU malloc routines are usable])
1016
1017 ### First figure out CFLAGS (which we use for running the compiler here)
1018 ### and REAL_CFLAGS (which we use for real compilation).
1019 ### The two are the same except on a few systems, where they are made
1020 ### different to work around various lossages.  For example,
1021 ### GCC 2.5 on Linux needs them to be different because it treats -g
1022 ### as implying static linking.
1023
1024 ### If the CFLAGS env var is specified, we use that value
1025 ### instead of the default.
1026
1027 ### It's not important that this name contain the PID; you can't run
1028 ### two configures in the same directory and have anything work
1029 ### anyway.
1030 tempcname="conftest.c"
1031
1032 echo '
1033 #include "'${srcdir}'/src/'${opsysfile}'"
1034 #include "'${srcdir}'/src/'${machfile}'"
1035 #ifndef LIBS_MACHINE
1036 #define LIBS_MACHINE
1037 #endif
1038 #ifndef LIBS_SYSTEM
1039 #define LIBS_SYSTEM
1040 #endif
1041 #ifndef C_SWITCH_SYSTEM
1042 #define C_SWITCH_SYSTEM
1043 #endif
1044 #ifndef C_SWITCH_MACHINE
1045 #define C_SWITCH_MACHINE
1046 #endif
1047 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1048 configure___ c_switch_system=C_SWITCH_SYSTEM
1049 configure___ c_switch_machine=C_SWITCH_MACHINE
1050
1051 #ifndef LIB_X11_LIB
1052 #define LIB_X11_LIB -lX11
1053 #endif
1054
1055 #ifndef LIBX11_MACHINE
1056 #define LIBX11_MACHINE
1057 #endif
1058
1059 #ifndef LIBX11_SYSTEM
1060 #define LIBX11_SYSTEM
1061 #endif
1062 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1063
1064 #ifdef UNEXEC
1065 configure___ unexec=UNEXEC
1066 #else
1067 configure___ unexec=unexec.o
1068 #endif
1069
1070 #ifdef SYSTEM_MALLOC
1071 configure___ system_malloc=yes
1072 #else
1073 configure___ system_malloc=no
1074 #endif
1075
1076 #ifndef C_DEBUG_SWITCH
1077 #define C_DEBUG_SWITCH -g
1078 #endif
1079
1080 #ifndef C_OPTIMIZE_SWITCH
1081 #define C_OPTIMIZE_SWITCH -O
1082 #endif
1083
1084 #ifdef THIS_IS_CONFIGURE
1085
1086 /* Get the CFLAGS for tests in configure.  */
1087 #ifdef __GNUC__
1088 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1089 #else
1090 configure___ CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1091 #endif
1092
1093 #else /* not THIS_IS_CONFIGURE */
1094
1095 /* Get the CFLAGS for real compilation.  */
1096 #ifdef __GNUC__
1097 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${CFLAGS}'
1098 #else
1099 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${CFLAGS}'
1100 #endif
1101
1102 #endif /* not THIS_IS_CONFIGURE */
1103 ' > ${tempcname}
1104
1105 # The value of CPP is a quoted variable reference, so we need to do this
1106 # to get its actual value...
1107 CPP=`eval "echo $CPP"`
1108 changequote(, )dnl
1109 eval `${CPP} -Isrc ${tempcname} \
1110        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1111 if test "x$CFLAGS" = x; then
1112   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1113          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1114 else
1115   REAL_CFLAGS="$CFLAGS"
1116 fi
1117 changequote([, ])dnl
1118 rm ${tempcname}
1119
1120 ### Compute the unexec source name from the object name.
1121 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1122
1123 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1124 # Assume not, until told otherwise.
1125 GNU_MALLOC=yes
1126 if test "${system_malloc}" = "yes"; then
1127   GNU_MALLOC=no
1128   GNU_MALLOC_reason="
1129   (The GNU allocators don't work with this system configuration.)"
1130 fi
1131
1132 if test x"${REL_ALLOC}" = x; then
1133   REL_ALLOC=${GNU_MALLOC}
1134 fi
1135
1136 LISP_FLOAT_TYPE=yes
1137
1138
1139 #### Add the libraries to LIBS and check for some functions.
1140
1141 CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1142 LIBS="$libsrc_libs"
1143
1144 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1145 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1146 AC_CHECK_LIB(dnet, dnet_ntoa)
1147 dnl This causes -lresolv to get used in subsequent tests,
1148 dnl which causes failures on some systems such as HPUX 9.
1149 dnl AC_CHECK_LIB(resolv, gethostbyname)
1150
1151 dnl FIXME replace main with a function we actually want from this library.
1152 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1153
1154 AC_CHECK_LIB(pthreads, cma_open)
1155
1156 AC_MSG_CHECKING(for XFree86)
1157 if test -d /usr/X386/include; then
1158   HAVE_XFREE386=yes
1159   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1160 else
1161   HAVE_XFREE386=no
1162 fi
1163 AC_MSG_RESULT($HAVE_XFREE386)
1164
1165 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1166 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1167
1168 if test "${HAVE_X11}" = "yes"; then
1169   DEFS="$C_SWITCH_X_SITE $DEFS"
1170   LIBS="$LD_SWITCH_X_SITE $LIBX $LIBS"
1171   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1172
1173   if test "${HAVE_XFREE386}" = "yes" && test "${opsys}" = "linux"; then
1174     AC_MSG_CHECKING(whether XFree86 needs -b to link)
1175     AC_TRY_LINK([],
1176      [XOpenDisplay ("foo");],
1177      [xfree86_first_failure=no],
1178      [xfree86_first_failure=yes])
1179     if test "${xfree86_first_failure}" = "yes"; then
1180       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1181       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1182       OLD_CPPFLAGS="$CPPFLAGS"
1183       OLD_LIBS="$LIBS"
1184       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1185       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1186       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1187       LIBS="$LIBS -b i486-linuxaout"
1188       AC_TRY_LINK([],
1189        [XOpenDisplay ("foo");],
1190        [xfree86_second_failure=no],
1191        [xfree86_second_failure=yes])
1192       if test "${xfree86_second_failure}" = "yes"; then
1193         # If we get the same failure with -b, there is no use adding -b.
1194         # So take it out.  This plays safe.
1195         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1196         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1197         CPPFLAGS="$OLD_CPPFLAGS"
1198         LIBS="$OLD_LIBS"
1199         AC_MSG_RESULT(no)
1200       else
1201         AC_MSG_RESULT(yes)
1202       fi
1203     else
1204       AC_MSG_RESULT(no)
1205     fi
1206   fi
1207
1208   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1209 XScreenNumberOfScreen XSetWMProtocols)
1210 fi
1211
1212 if test "${USE_X_TOOLKIT}" != "none"; then
1213   AC_MSG_CHECKING(X11 toolkit version)
1214   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1215 [#if XtSpecificationRelease < 6
1216 fail;
1217 #endif
1218 ], [AC_MSG_RESULT(6)
1219     AC_DEFINE(HAVE_X11XTR6)],
1220    [AC_MSG_RESULT(not 6)])
1221 fi
1222
1223 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1224 AC_MSG_CHECKING(whether netdb declares h_errno)
1225 AC_TRY_LINK([#include <netdb.h>],
1226   [return h_errno;],
1227   [AC_MSG_RESULT(yes)
1228    AC_DEFINE(HAVE_H_ERRNO)],
1229   [AC_MSG_RESULT(no)])
1230
1231 AC_FUNC_ALLOCA
1232
1233 # fmod, logb, and frexp are found in -lm on most systems.
1234 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1235 AC_CHECK_LIB(m, sqrt(0.0) + t)
1236 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
1237 random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
1238 strerror fpathconf select mktime eaccess getpagesize)
1239
1240 ok_so_far=yes
1241 AC_CHECK_FUNC(socket, , ok_so_far=no)
1242 if test $ok_so_far = yes; then
1243   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1244 fi
1245 if test $ok_so_far = yes; then
1246   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1247 fi
1248 if test $ok_so_far = yes; then
1249   AC_DEFINE(HAVE_INET_SOCKETS)
1250 fi
1251
1252 if test -f /usr/lpp/X11/bin/smt.exp; then
1253   AC_DEFINE(HAVE_AIX_SMT_EXP)
1254 fi
1255
1256 # Set up the CFLAGS for real compilation, so we can substitute it.
1257 CFLAGS="$REAL_CFLAGS"
1258
1259 changequote(, )dnl
1260 #### Find out which version of Emacs this is.
1261 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
1262          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1263 changequote([, ])dnl
1264 if test x"${version}" = x; then
1265   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1266 fi
1267
1268 ### Specify what sort of things we'll be editing into Makefile and config.h.
1269 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1270 AC_SUBST(version)
1271 AC_SUBST(configuration)
1272 AC_SUBST(canonical)
1273 AC_SUBST(srcdir)
1274 AC_SUBST(prefix)
1275 AC_SUBST(exec_prefix)
1276 AC_SUBST(bindir)
1277 AC_SUBST(datadir)
1278 AC_SUBST(sharedstatedir)
1279 AC_SUBST(libexecdir)
1280 AC_SUBST(mandir)
1281 AC_SUBST(infodir)
1282 AC_SUBST(lispdir)
1283 AC_SUBST(locallisppath)
1284 AC_SUBST(lisppath)
1285 AC_SUBST(etcdir)
1286 AC_SUBST(lockdir)
1287 AC_SUBST(archlibdir)
1288 AC_SUBST(docdir)
1289 AC_SUBST(bitmapdir)
1290 AC_SUBST(c_switch_system)
1291 AC_SUBST(c_switch_machine)
1292 AC_SUBST(LD_SWITCH_X_SITE)
1293 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1294 AC_SUBST(C_SWITCH_X_SITE)
1295 AC_SUBST(CFLAGS)
1296 AC_SUBST(X_TOOLKIT_TYPE)
1297 AC_SUBST(machfile)
1298 AC_SUBST(opsysfile)
1299
1300 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
1301 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1302 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
1303 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1304 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1305 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1306 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
1307 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
1308
1309 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1310   AC_DEFINE(HAVE_X_WINDOWS)
1311 fi
1312 if test "${USE_X_TOOLKIT}" != "none" ; then
1313   AC_DEFINE(USE_X_TOOLKIT)
1314 fi
1315 if test "${HAVE_X11}" = "yes" ; then
1316   AC_DEFINE(HAVE_X11)
1317 fi
1318 if test "${HAVE_XFREE386}" = "yes" ; then
1319   AC_DEFINE(HAVE_XFREE386)
1320 fi
1321 if test "${HAVE_X_MENU}" = "yes" ; then
1322   AC_DEFINE(HAVE_X_MENU)
1323 fi
1324 if test "${GNU_MALLOC}" = "yes" ; then
1325   AC_DEFINE(GNU_MALLOC)
1326 fi
1327 if test "${REL_ALLOC}" = "yes" ; then
1328   AC_DEFINE(REL_ALLOC)
1329 fi
1330 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1331   AC_DEFINE(LISP_FLOAT_TYPE)
1332 fi
1333
1334 #### Report on what we decided to do.
1335 echo "
1336 Configured for \`${canonical}'.
1337
1338   Where should the build process find the source code?    ${srcdir}
1339   What operating system and machine description files should Emacs use?
1340         \`${opsysfile}' and \`${machfile}'
1341   What compiler should emacs be built with?               ${CC} ${CFLAGS}
1342   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
1343   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
1344   What window system should Emacs use?                    ${window_system}
1345   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
1346
1347 if test -n "${x_includes}"; then
1348 echo "  Where do we find X Windows header files?                ${x_includes}"
1349 else
1350 echo "  Where do we find X Windows header files?                Standard dirs"
1351 fi
1352 if test -n "${x_libraries}"; then
1353 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
1354 else
1355 echo "  Where do we find X Windows libraries?                   Standard dirs"
1356 fi
1357
1358 echo
1359
1360 # Remove any trailing slashes in these variables.
1361 changequote(, )dnl
1362 test "${prefix}" != NONE &&
1363   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1364 test "${exec_prefix}" != NONE &&
1365   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1366 changequote([, ])dnl
1367
1368 AC_OUTPUT(Makefile lib-src/Makefile.in oldXMenu/Makefile \
1369         man/Makefile lwlib/Makefile src/Makefile.in, [
1370
1371 ### Make the necessary directories, if they don't exist.
1372 for dir in cpp etc ; do
1373   test -d ${dir} || mkdir ${dir}
1374 done
1375
1376 # Build src/Makefile from ${srcdir}/src/Makefile.in.  This must be done
1377 # after src/config.h is built, since we rely on that file.
1378
1379 changequote(, )dnl The horror, the horror.
1380 # Now get this: Some word that is part of the ${srcdir} directory name
1381 # or the ${configuration} value might, just might, happen to be an
1382 # identifier like `sun4' or `i386' or something, and be predefined by
1383 # the C preprocessor to some helpful value like 1, or maybe the empty
1384 # string.  Needless to say consequent macro substitutions are less
1385 # than conducive to the makefile finding the correct directory.
1386 undefs="`echo $top_srcdir $configuration $canonical |
1387 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
1388     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1389 `"
1390 changequote([, ])dnl
1391
1392 echo creating lib-src/Makefile
1393 ( cd lib-src
1394   rm -f junk.c junk1.c junk2.c
1395   sed -e '/start of cpp stuff/q' \
1396       < Makefile.in > junk1.c
1397   sed -e '1,/start of cpp stuff/d'\
1398       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1399       < Makefile.in > junk.c
1400   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1401       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1402   cat junk1.c junk2.c > Makefile.new
1403   rm -f junk.c junk1.c junk2.c
1404   chmod 444 Makefile.new
1405   mv -f Makefile.new Makefile
1406 )
1407
1408 echo creating src/Makefile
1409 ( cd src
1410   rm -f junk.c junk1.c junk2.c
1411   sed -e '/start of cpp stuff/q' \
1412       < Makefile.in > junk1.c
1413   sed -e '1,/start of cpp stuff/d'\
1414       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1415       < Makefile.in > junk.c
1416   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1417       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1418   cat junk1.c junk2.c > Makefile.new
1419   rm -f junk.c junk1.c junk2.c
1420   chmod 444 Makefile.new
1421   mv -f Makefile.new Makefile
1422 )
1423
1424 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1425   echo creating src/.gdbinit
1426   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1427 fi
1428
1429 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])