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

   1 dnl  Autoconf script for GNU Emacs
   2 dnl To rebuild the `configure' script from this, execute the command
   3 dnl     autoconf
   4 dnl in the directory containing this script.
   5 dnl
   6 dnl  Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
   7 dnl
   8 dnl  This file is part of GNU Emacs.
   9 dnl
  10 dnl  GNU Emacs is free software; you can redistribute it and/or modify
  11 dnl  it under the terms of the GNU General Public License as published by
  12 dnl  the Free Software Foundation; either version 2, or (at your option)
  13 dnl  any later version.
  14 dnl
  15 dnl  GNU Emacs is distributed in the hope that it will be useful,
  16 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 dnl  GNU General Public License for more details.
  19 dnl
  20 dnl  You should have received a copy of the GNU General Public License
  21 dnl  along with GNU Emacs; see the file COPYING.  If not, write to the
  22 dnl  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  23 dnl  Boston, MA 02111-1307, USA.
  24
  25 AC_PREREQ(2.8)dnl
  26 AC_INIT(src/lisp.h)
  27 AC_CONFIG_HEADER(src/config.h:src/config.in)
  28
  29 lispdir='${datadir}/emacs/${version}/lisp'
  30 locallisppath='${datadir}/emacs/${version}/site-lisp:'\
  31 '${datadir}/emacs/site-lisp:${datadir}/emacs/${version}/leim'
  32 lisppath='${locallisppath}:${lispdir}'
  33 etcdir='${datadir}/emacs/${version}/etc'
  34 lockdir='${sharedstatedir}/emacs/lock'
  35 archlibdir='${libexecdir}/emacs/${version}/${configuration}'
  36 docdir='${datadir}/emacs/${version}/etc'
  37
  38 AC_ARG_WITH(gcc,
  39 [  --with-gcc              use GCC to compile Emacs])
  40 AC_ARG_WITH(pop,
  41 [  --with-pop              support POP for mail retrieval],
  42 [AC_DEFINE(MAIL_USE_POP)])
  43 AC_ARG_WITH(kerberos,
  44 [  --with-kerberos         support Kerberos-authenticated POP],
  45 [AC_DEFINE(KERBEROS)])
  46 AC_ARG_WITH(hesiod,
  47 [  --with-hesiod           support Hesiod to get the POP server host],
  48 [AC_DEFINE(HESIOD)])
  49 dnl This should be the last --with option, because --with-x is
  50 dnl added later on when we find the path of X, and it's best to
  51 dnl keep them together visually.
  52 AC_ARG_WITH(x-toolkit,
  53 [  --with-x-toolkit=KIT    use an X toolkit (KIT = yes/lucid/athena/motif/no)],
  54 [         case "${withval}" in
  55             y | ye | yes )      val=athena ;;
  56             n | no )            val=no  ;;
  57             l | lu | luc | luci | lucid )       val=lucid ;;
  58             a | at | ath | athe | athen | athena )      val=athena ;;
  59             m | mo | mot | moti | motif )       val=motif ;;
  60 dnl These don't currently work.
  61 dnl         o | op | ope | open | open- | open-l | open-lo \
  62 dnl             | open-loo | open-look )        val=open-look ;;
  63             * )
  64 dnl AC_MSG_ERROR([the \`--with-x-toolkit' option is supposed to have a value
  65 dnl which is \`yes', \`no', \`lucid', \`athena', \`motif' or \`open-look'.])
  66 AC_MSG_ERROR([\`--with-x-toolkit=$withval' is invalid\;
  67 this option's value should be \`yes', \`no', \`lucid', \`athena', or \`motif'.
  68 Currently, \`yes', \`athena' and \`lucid' are synonyms.])
  69             ;;
  70           esac
  71           with_x_toolkit=$val
  72 ])
  73
  74 #### Make srcdir absolute, if it isn't already.  It's important to
  75 #### avoid running the path through pwd unnecessary, since pwd can
  76 #### give you automounter prefixes, which can go away.  We do all this
  77 #### so Emacs can find its files when run uninstalled.
  78 case "${srcdir}" in
  79   /* ) ;;
  80   . )
  81     ## We may be able to use the $PWD environment variable to make this
  82     ## absolute.  But sometimes PWD is inaccurate.
  83     ## Make sure CDPATH doesn't affect cd (in case PWD is relative).
  84     CDPATH=
  85     if test "${PWD}" != "" && test "`(cd ${PWD} ; sh -c pwd)`" = "`pwd`"  ;
  86     then
  87       srcdir="$PWD"
  88     else
  89       srcdir="`(cd ${srcdir}; pwd)`"
  90     fi
  91   ;;
  92   *  ) srcdir="`(cd ${srcdir}; pwd)`" ;;
  93 esac
  94
  95 #### Check if the source directory already has a configured system in it.
  96 if test `pwd` != `(cd ${srcdir} && pwd)` \
  97    && test -f "${srcdir}/src/config.h" ; then
  98   AC_MSG_WARN([The directory tree \`${srcdir}' is being used
  99    as a build directory right now; it has been configured in its own
 100    right.  To configure in another directory as well, you MUST
 101    use GNU make.  If you do not have GNU make, then you must
 102    now do \`make distclean' in ${srcdir},
 103    and then run $0 again.])
 104
 105 changequote(, )dnl
 106   extrasub='/^VPATH[     ]*=/c\
 107 changequote([, ])dnl
 108 vpath %.c $(srcdir)\
 109 vpath %.h $(srcdir)\
 110 vpath %.y $(srcdir)\
 111 vpath %.l $(srcdir)\
 112 vpath %.s $(srcdir)\
 113 vpath %.in $(srcdir)\
 114 vpath %.texi $(srcdir)'
 115 fi
 116
 117 #### Given the configuration name, set machfile and opsysfile to the
 118 #### names of the m/*.h and s/*.h files we should use.
 119
 120 ### Canonicalize the configuration name.
 121
 122 AC_CANONICAL_HOST
 123 canonical=$host
 124 configuration=$host_alias
 125
 126 changequote(, )dnl
 127
 128 ### If you add support for a new configuration, add code to this
 129 ### switch statement to recognize your configuration name and select
 130 ### the appropriate operating system and machine description files.
 131
 132 ### You would hope that you could choose an m/*.h file pretty much
 133 ### based on the machine portion of the configuration name, and an s-
 134 ### file based on the operating system portion.  However, it turns out
 135 ### that each m/*.h file is pretty manufacturer-specific - for
 136 ### example, apollo.h, hp9000s300.h, mega68k, news.h, and tad68k are
 137 ### all 68000 machines; mips.h, pmax.h, and news-risc are all MIPS
 138 ### machines.  So we basically have to have a special case for each
 139 ### configuration name.
 140 ###
 141 ### As far as handling version numbers on operating systems is
 142 ### concerned, make sure things will fail in a fixable way.  If
 143 ### /etc/MACHINES doesn't say anything about version numbers, be
 144 ### prepared to handle anything reasonably.  If version numbers
 145 ### matter, be sure /etc/MACHINES says something about it.
 146 ###
 147 ### Eric Raymond says we should accept strings like "sysvr4" to mean
 148 ### "System V Release 4"; he writes, "The old convention encouraged
 149 ### confusion between `system' and `release' levels'."
 150
 151 machine='' opsys='' unported=no
 152 case "${canonical}" in
 153
 154   ## NetBSD ports
 155   *-*-netbsd* )
 156     opsys=netbsd
 157     case "${canonical}" in
 158       i[3456]86-*-netbsd*) machine=intel386 ;;
 159       m68k-*-netbsd*)
 160                         # This is somewhat bogus.
 161                         machine=hp9000s300 ;;
 162       mips-*-netbsd*)   machine=pmax ;;
 163       ns32k-*-netbsd*)  machine=ns32000 ;;
 164       sparc-*-netbsd*)  machine=sparc ;;
 165       vax-*-netbsd*)    machine=vax ;;
 166     esac
 167   ;;
 168
 169   ## Acorn RISCiX:
 170   arm-acorn-riscix1.1* )
 171     machine=acorn opsys=riscix1-1
 172   ;;
 173   arm-acorn-riscix1.2* | arm-acorn-riscix )
 174     ## This name is riscix12 instead of riscix1.2
 175     ## to avoid a file name conflict on MSDOS.
 176     machine=acorn opsys=riscix12
 177   ;;
 178
 179   ## Alliant machines
 180   ## Strictly speaking, we need the version of the alliant operating
 181   ## system to choose the right machine file, but currently the
 182   ## configuration name doesn't tell us enough to choose the right
 183   ## one; we need to give alliants their own operating system name to
 184   ## do this right.  When someone cares, they can help us.
 185   fx80-alliant-* )
 186     machine=alliant4 opsys=bsd4-2
 187   ;;
 188   i860-alliant-* )
 189     machine=alliant-2800 opsys=bsd4-3
 190   ;;
 191
 192   ## Alpha (DEC) machines.
 193   alpha-dec-osf* )
 194     machine=alpha opsys=osf1
 195     # This is needed to find X11R6.1 libraries for certain tests.
 196     NON_GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 197     GCC_LINK_TEST_OPTIONS=-Wl,-rpath,/usr/X11R6/lib
 198   ;;
 199
 200   alpha-*-linux-gnu* )
 201     machine=alpha opsys=gnu-linux
 202   ;;
 203
 204   ## Altos 3068
 205   m68*-altos-sysv* )
 206     machine=altos opsys=usg5-2
 207   ;;
 208
 209   ## Amdahl UTS
 210   580-amdahl-sysv* )
 211     machine=amdahl opsys=usg5-2-2
 212   ;;
 213
 214   ## Apollo, Domain/OS
 215   m68*-apollo-* )
 216     machine=apollo opsys=bsd4-3
 217   ;;
 218
 219   ## AT&T 3b2, 3b5, 3b15, 3b20
 220   we32k-att-sysv* )
 221     machine=att3b opsys=usg5-2-2
 222   ;;
 223
 224   ## AT&T 3b1 - The Mighty Unix PC!
 225   m68*-att-sysv* )
 226     machine=7300 opsys=usg5-2-2
 227   ;;
 228
 229   ## Bull dpx20
 230   rs6000-bull-bosx* )
 231     machine=ibmrs6000 opsys=aix3-2
 232   ;;
 233
 234   ## Bull dpx2
 235   m68*-bull-sysv3* )
 236     machine=dpx2 opsys=usg5-3
 237   ;;
 238
 239   ## Bull sps7
 240   m68*-bull-sysv2* )
 241     machine=sps7 opsys=usg5-2
 242   ;;
 243
 244   ## CCI 5/32, 6/32 -- see "Tahoe".
 245
 246   ## Celerity
 247   ## I don't know what configuration name to use for this; config.sub
 248   ## doesn't seem to know anything about it.  Hey, Celerity users, get
 249   ## in touch with us!
 250   celerity-celerity-bsd* )
 251     machine=celerity opsys=bsd4-2
 252   ;;
 253
 254   ## Clipper
 255   ## What operating systems does this chip run that Emacs has been
 256   ## tested on?
 257   clipper-* )
 258     machine=clipper
 259     ## We'll use the catch-all code at the bottom to guess the
 260     ## operating system.
 261   ;;
 262
 263   ## Convex
 264   *-convex-bsd* | *-convex-convexos* )
 265     machine=convex opsys=bsd4-3
 266     ## Prevents spurious white space in makefiles - d.m.cooke@larc.nasa.gov
 267     NON_GNU_CPP="cc -E -P"
 268   ;;
 269
 270   ## Cubix QBx/386
 271   i[3456]86-cubix-sysv* )
 272     machine=intel386 opsys=usg5-3
 273   ;;
 274
 275   ## Cydra 5
 276   cydra*-cydrome-sysv* )
 277     machine=cydra5 opsys=usg5-3
 278   ;;
 279
 280   ## Data General AViiON Machines
 281   m88k-dg-dgux5.4R3* | m88k-dg-dgux5.4.3* )
 282     ## This name is dgux5-4-3 instead of dgux5-4r3
 283     ## to avoid a file name conflict on MSDOS.
 284     machine=aviion opsys=dgux5-4-3
 285   ;;
 286   m88k-dg-dgux5.4R2* | m88k-dg-dgux5.4.2* )
 287     machine=aviion opsys=dgux5-4r2
 288   ;;
 289   m88k-dg-dgux* )
 290     machine=aviion opsys=dgux
 291   ;;
 292
 293   ## DECstations
 294   mips-dec-ultrix[0-3].* | mips-dec-ultrix4.0* | mips-dec-bsd4.2* )
 295     machine=pmax opsys=bsd4-2
 296   ;;
 297   mips-dec-ultrix4.[12]* | mips-dec-bsd* )
 298     machine=pmax opsys=bsd4-3
 299   ;;
 300   mips-dec-ultrix* )
 301     machine=pmax opsys=ultrix4-3
 302   ;;
 303   mips-dec-osf* )
 304     machine=pmax opsys=osf1
 305   ;;
 306   mips-dec-mach_bsd4.3* )
 307     machine=pmax opsys=mach-bsd4-3
 308   ;;
 309
 310   ## Motorola Delta machines
 311   m68k-motorola-sysv* | m68000-motorola-sysv* )
 312     machine=delta opsys=usg5-3
 313     if test -z "`type gnucc | grep 'not found'`"
 314     then
 315       if test -s /etc/167config
 316       then CC="gnucc -m68040"
 317       else CC="gnucc -m68881"
 318       fi
 319     else
 320       if test -z "`type gcc | grep 'not found'`"
 321       then CC=gcc
 322       else CC=cc
 323       fi
 324     fi
 325   ;;
 326   m88k-motorola-sysv4* )
 327     # jbotte@bnr.ca says that UNIX_System_V <hostName> 4.0 R40V4.3 m88k mc88110
 328     # needs POSIX_SIGNALS and therefore needs usg5-4-2.
 329     # I hope there are not other 4.0 versions for this machine
 330     # which really need usg5-4 instead.
 331     machine=delta88k opsys=usg5-4-2
 332   ;;
 333   m88k-motorola-sysv* | m88k-motorola-m88kbcs* )
 334     machine=delta88k opsys=usg5-3
 335   ;;
 336
 337   ## Dual machines
 338   m68*-dual-sysv* )
 339     machine=dual opsys=usg5-2
 340   ;;
 341   m68*-dual-uniplus* )
 342     machine=dual opsys=unipl5-2
 343   ;;
 344
 345   ## Elxsi 6400
 346   elxsi-elxsi-sysv* )
 347     machine=elxsi opsys=usg5-2
 348   ;;
 349
 350   ## Encore machines
 351   ns16k-encore-bsd* )
 352     machine=ns16000 opsys=umax
 353   ;;
 354
 355   ## The GEC 93 - apparently, this port isn't really finished yet.
 356
 357   ## Gould Power Node and NP1
 358   pn-gould-bsd4.2* )
 359     machine=gould opsys=bsd4-2
 360   ;;
 361   pn-gould-bsd4.3* )
 362     machine=gould opsys=bsd4-3
 363   ;;
 364   np1-gould-bsd* )
 365     machine=gould-np1 opsys=bsd4-3
 366   ;;
 367
 368   ## Harris Night Hawk machines running CX/UX (a 5000 looks just like a 4000
 369   ## as far as Emacs is concerned).
 370   m88k-harris-cxux* )
 371     # Build needs to be different on 7.0 and later releases
 372     case "`uname -r`" in
 373        [56].[0-9] ) machine=nh4000 opsys=cxux ;;
 374        [7].[0-9] ) machine=nh4000 opsys=cxux7 ;;
 375     esac
 376     NON_GNU_CPP="/lib/cpp"
 377   ;;
 378   ## Harris ecx or gcx running CX/UX (Series 1200, Series 3000)
 379   m68k-harris-cxux* )
 380     machine=nh3000 opsys=cxux
 381   ;;
 382   ## Harris power pc NightHawk running Power UNIX (Series 6000)
 383   powerpc-harris-powerunix )
 384     machine=nh6000 opsys=powerunix
 385     NON_GNU_CPP="cc -Xo -E -P"
 386   ;;
 387
 388   ## Honeywell XPS100
 389   xps*-honeywell-sysv* )
 390     machine=xps100 opsys=usg5-2
 391   ;;
 392
 393   ## HP 9000 series 200 or 300
 394   m68*-hp-bsd* )
 395     machine=hp9000s300 opsys=bsd4-3
 396   ;;
 397   ## HP/UX 7, 8, 9, and 10 are supported on these machines.
 398   m68*-hp-hpux* )
 399     case "`uname -r`" in
 400       ## Someone's system reports A.B8.05 for this.
 401       ## I wonder what other possibilities there are.
 402       *.B8.* ) machine=hp9000s300 opsys=hpux8 ;;
 403       *.08.* ) machine=hp9000s300 opsys=hpux8 ;;
 404       *.09.* ) machine=hp9000s300 opsys=hpux9 ;;
 405       *.10.* ) machine=hp9000s300 opsys=hpux9shr ;;
 406       *) machine=hp9000s300 opsys=hpux ;;
 407     esac
 408   ;;
 409
 410   ## HP 9000 series 700 and 800, running HP/UX
 411   hppa*-hp-hpux7* )
 412     machine=hp800 opsys=hpux
 413   ;;
 414   hppa*-hp-hpux8* )
 415     machine=hp800 opsys=hpux8
 416   ;;
 417   hppa*-hp-hpux9shr* )
 418     machine=hp800 opsys=hpux9shr
 419   ;;
 420   hppa*-hp-hpux9* )
 421     machine=hp800 opsys=hpux9
 422   ;;
 423   hppa*-hp-hpux10* )
 424     machine=hp800 opsys=hpux10
 425   ;;
 426
 427   ## HP 9000 series 700 and 800, running HP/UX
 428   hppa*-hp-hpux* )
 429     ## Cross-compilation?  Nah!
 430     case "`uname -r`" in
 431       ## Someone's system reports A.B8.05 for this.
 432       ## I wonder what other possibilities there are.
 433       *.B8.* ) machine=hp800 opsys=hpux8 ;;
 434       *.08.* ) machine=hp800 opsys=hpux8 ;;
 435       *.09.* ) machine=hp800 opsys=hpux9 ;;
 436       *) machine=hp800 opsys=hpux ;;
 437     esac
 438   ;;
 439   hppa*-*-nextstep* )
 440     machine=hp800 opsys=nextstep
 441   ;;
 442
 443   ## Orion machines
 444   orion-orion-bsd* )
 445     machine=orion opsys=bsd4-2
 446   ;;
 447   clipper-orion-bsd* )
 448     machine=orion105 opsys=bsd4-2
 449   ;;
 450
 451   ## IBM machines
 452   i[3456]86-ibm-aix1.1* )
 453     machine=ibmps2-aix opsys=usg5-2-2
 454   ;;
 455   i[3456]86-ibm-aix1.[23]* | i[3456]86-ibm-aix* )
 456     machine=ibmps2-aix opsys=usg5-3
 457   ;;
 458   i370-ibm-aix*)
 459     machine=ibm370aix opsys=usg5-3
 460   ;;
 461   rs6000-ibm-aix3.1* | powerpc-ibm-aix3.1*  )
 462     machine=ibmrs6000 opsys=aix3-1
 463   ;;
 464   rs6000-ibm-aix3.2.5 | powerpc-ibm-aix3.2.5 )
 465     machine=ibmrs6000 opsys=aix3-2-5
 466   ;;
 467   rs6000-ibm-aix4.1* | powerpc-ibm-aix4.1*  )
 468     machine=ibmrs6000 opsys=aix4-1
 469   ;;
 470   rs6000-ibm-aix4.2* | powerpc-ibm-aix4.2*  )
 471     machine=ibmrs6000 opsys=aix4-2
 472   ;;
 473   rs6000-ibm-aix4.0* | powerpc-ibm-aix4.0*  )
 474     machine=ibmrs6000 opsys=aix4
 475   ;;
 476   rs6000-ibm-aix4* | powerpc-ibm-aix4*  )
 477     machine=ibmrs6000 opsys=aix4-1
 478   ;;
 479   rs6000-ibm-aix* | powerpc-ibm-aix* )
 480     machine=ibmrs6000 opsys=aix3-2
 481   ;;
 482   romp-ibm-bsd4.3* )
 483     machine=ibmrt opsys=bsd4-3
 484   ;;
 485   romp-ibm-bsd4.2* )
 486     machine=ibmrt opsys=bsd4-2
 487   ;;
 488   romp-ibm-aos4.3* )
 489     machine=ibmrt opsys=bsd4-3
 490   ;;
 491   romp-ibm-aos4.2* )
 492     machine=ibmrt opsys=bsd4-2
 493   ;;
 494   romp-ibm-aos* )
 495     machine=ibmrt opsys=bsd4-3
 496   ;;
 497   romp-ibm-bsd* )
 498     machine=ibmrt opsys=bsd4-3
 499   ;;
 500   romp-ibm-aix* )
 501     machine=ibmrt-aix opsys=usg5-2-2
 502   ;;
 503
 504   ## Integrated Solutions `Optimum V'
 505   m68*-isi-bsd4.2* )
 506     machine=isi-ov opsys=bsd4-2
 507   ;;
 508   m68*-isi-bsd4.3* )
 509     machine=isi-ov opsys=bsd4-3
 510   ;;
 511
 512   ## Intel 386 machines where we do care about the manufacturer
 513   i[3456]86-intsys-sysv* )
 514     machine=is386 opsys=usg5-2-2
 515   ;;
 516
 517   ## Prime EXL
 518   i[3456]86-prime-sysv* )
 519     machine=i386 opsys=usg5-3
 520   ;;
 521
 522   ## Sequent Symmetry running Dynix
 523   i[3456]86-sequent-bsd* )
 524     machine=symmetry opsys=bsd4-3
 525   ;;
 526
 527   ## Sequent Symmetry running ptx 4, which is a modified SVR4.
 528   i[3456]86-sequent-ptx4* | i[3456]86-sequent-sysv4* )
 529     machine=sequent-ptx opsys=ptx4
 530     NON_GNU_CPP=/lib/cpp
 531   ;;
 532
 533   ## Sequent Symmetry running DYNIX/ptx
 534   ## Use the old cpp rather than the newer ANSI one.
 535   i[3456]86-sequent-ptx* )
 536     machine=sequent-ptx opsys=ptx
 537     NON_GNU_CPP="/lib/cpp"
 538   ;;
 539
 540   ## ncr machine running svr4.3.
 541   i[3456]86-ncr-sysv4.3 )
 542     machine=ncr386 opsys=usg5-4-3
 543   ;;
 544
 545   ## Unspecified sysv on an ncr machine defaults to svr4.2.
 546   ## (Plain usg5-4 doesn't turn on POSIX signals, which we need.)
 547   i[3456]86-ncr-sysv* )
 548     machine=ncr386 opsys=usg5-4-2
 549   ;;
 550
 551   ## Intel Paragon OSF/1
 552   i860-intel-osf1* )
 553     machine=paragon opsys=osf1 NON_GNU_CPP=/usr/mach/lib/cpp
 554   ;;
 555
 556   ## Intel 860
 557   i860-*-sysv4* )
 558     machine=i860 opsys=usg5-4
 559     NON_GNU_CC="/bin/cc" # Ie, not the one in /usr/ucb/cc.
 560     NON_GNU_CPP="/usr/ccs/lib/cpp" # cc -E tokenizes macro expansion.
 561   ;;
 562
 563   ## Masscomp machines
 564   m68*-masscomp-rtu* )
 565     machine=masscomp opsys=rtu
 566   ;;
 567
 568   ## Megatest machines
 569   m68*-megatest-bsd* )
 570     machine=mega68 opsys=bsd4-2
 571   ;;
 572
 573   ## Workstations sold by MIPS
 574   ## This is not necessarily all workstations using the MIPS processor -
 575   ## Irises are produced by SGI, and DECstations by DEC.
 576
 577   ## etc/MACHINES lists mips.h and mips4.h as possible machine files,
 578   ## and usg5-2-2 and bsd4-3 as possible OS files.  The only guidance
 579   ## it gives for choosing between the alternatives seems to be "Use
 580   ## -machine=mips4 for RISCOS version 4; use -opsystem=bsd4-3 with
 581   ## the BSD world."  I'll assume that these are instructions for
 582   ## handling two odd situations, and that every other situation
 583   ## should use mips.h and usg5-2-2, they being listed first.
 584   mips-mips-usg* )
 585     machine=mips4
 586     ## Fall through to the general code at the bottom to decide on the OS.
 587   ;;
 588   mips-mips-riscos4* )
 589     machine=mips4 opsys=bsd4-3
 590     NON_GNU_CC="cc -systype bsd43"
 591     NON_GNU_CPP="cc -systype bsd43 -E"
 592   ;;
 593   mips-mips-riscos5* )
 594     machine=mips4 opsys=riscos5
 595     NON_GNU_CC="cc -systype bsd43"
 596     NON_GNU_CPP="cc -systype bsd43 -E"
 597   ;;
 598   mips-mips-bsd* )
 599     machine=mips opsys=bsd4-3
 600   ;;
 601   mips-mips-* )
 602     machine=mips opsys=usg5-2-2
 603   ;;
 604
 605   ## NeXT
 606   m68*-next-* | m68k-*-nextstep* )
 607     machine=m68k opsys=nextstep
 608   ;;
 609
 610   ## The complete machine from National Semiconductor
 611   ns32k-ns-genix* )
 612     machine=ns32000 opsys=usg5-2
 613   ;;
 614
 615   ## NCR machines
 616   m68*-ncr-sysv2* | m68*-ncr-sysvr2* )
 617     machine=tower32 opsys=usg5-2-2
 618   ;;
 619   m68*-ncr-sysv3* | m68*-ncr-sysvr3* )
 620     machine=tower32v3 opsys=usg5-3
 621   ;;
 622
 623   ## Nixdorf Targon 31
 624   m68*-nixdorf-sysv* )
 625     machine=targon31 opsys=usg5-2-2
 626   ;;
 627
 628   ## Nu (TI or LMI)
 629   m68*-nu-sysv* )
 630     machine=nu opsys=usg5-2
 631   ;;
 632
 633   ## Plexus
 634   m68*-plexus-sysv* )
 635     machine=plexus opsys=usg5-2
 636   ;;
 637
 638   ## Pyramid machines
 639   ## I don't really have any idea what sort of processor the Pyramid has,
 640   ## so I'm assuming it is its own architecture.
 641   pyramid-pyramid-bsd* )
 642     machine=pyramid opsys=bsd4-2
 643   ;;
 644
 645   ## Sequent Balance
 646   ns32k-sequent-bsd4.2* )
 647     machine=sequent opsys=bsd4-2
 648   ;;
 649   ns32k-sequent-bsd4.3* )
 650     machine=sequent opsys=bsd4-3
 651   ;;
 652
 653   ## Siemens Nixdorf
 654   mips-siemens-sysv* | mips-sni-sysv*)
 655     machine=mips-siemens opsys=usg5-4
 656     NON_GNU_CC=/usr/ccs/bin/cc
 657     NON_GNU_CPP=/usr/ccs/lib/cpp
 658   ;;
 659
 660   ## Silicon Graphics machines
 661   ## Iris 2500 and Iris 2500 Turbo (aka the Iris 3030)
 662   m68*-sgi-iris3.5* )
 663     machine=irist opsys=iris3-5
 664   ;;
 665   m68*-sgi-iris3.6* | m68*-sgi-iris*)
 666     machine=irist opsys=iris3-6
 667   ;;
 668   ## Iris 4D
 669   mips-sgi-irix3* )
 670     machine=iris4d opsys=irix3-3
 671   ;;
 672   mips-sgi-irix4* )
 673     machine=iris4d opsys=irix4-0
 674   ;;
 675   mips-sgi-irix6* )
 676     machine=iris4d opsys=irix6-0
 677     NON_GNU_CPP=/lib/cpp
 678     NON_GCC_TEST_OPTIONS=-32
 679   ;;
 680   mips-sgi-irix5.[01]* )
 681     machine=iris4d opsys=irix5-0
 682   ;;
 683   mips-sgi-irix5* | mips-sgi-irix* )
 684     machine=iris4d opsys=irix5-2
 685   ;;
 686
 687   ## SONY machines
 688   m68*-sony-bsd4.2* )
 689     machine=news opsys=bsd4-2
 690   ;;
 691   m68*-sony-bsd4.3* )
 692     machine=news opsys=bsd4-3
 693   ;;
 694   m68*-sony-newsos3* | m68*-sony-news3*)
 695     machine=news opsys=bsd4-3
 696   ;;
 697   mips-sony-bsd* | mips-sony-newsos4* | mips-sony-news4*)
 698     machine=news-risc opsys=bsd4-3
 699   ;;
 700   mips-sony-news* )
 701     machine=news-risc opsys=newsos5
 702   ;;
 703
 704   ## Stride
 705   m68*-stride-sysv* )
 706     machine=stride opsys=usg5-2
 707   ;;
 708
 709   ## Suns
 710   sparc-*-linux-gnu* )
 711     machine=sparc opsys=gnu-linux
 712   ;;
 713
 714   *-sun-sunos* | *-sun-bsd* | *-sun-solaris* \
 715     | i[3456]86-*-solaris2* | i[3456]86-*-sunos5* | powerpc*-*-solaris2* \
 716     | rs6000-*-solaris2*)
 717     case "${canonical}" in
 718       m68*-sunos1* )    machine=sun1 ;;
 719       m68*-sunos2* )    machine=sun2 ;;
 720       m68* )            machine=sun3 ;;
 721       i[3456]86-sun-sunos[34]* )        machine=sun386 ;;
 722       i[3456]86-*-* )     machine=intel386 ;;
 723       powerpc* | rs6000* )  machine=ibmrs6000 ;;
 724       sparc* )          machine=sparc ;;
 725       * )               unported=yes ;;
 726     esac
 727     case "${canonical}" in
 728       ## The Sun386 didn't get past 4.0.
 729       i[3456]86-*-sunos4          ) opsys=sunos4-0 ;;
 730       *-sunos4.0*         ) opsys=sunos4-0 ;;
 731       *-sunos4.1.[3-9]*noshare )
 732                 ## This name is sunos413 instead of sunos4-1-3
 733                 ## to avoid a file name conflict on MSDOS.
 734                 opsys=sunos413
 735                 NON_GNU_CPP=/usr/lib/cpp
 736                 NON_GCC_TEST_OPTIONS=-Bstatic
 737                 GCC_TEST_OPTIONS=-static
 738                 ;;
 739       *-sunos4.1.[3-9]* | *-sunos4shr*)
 740                 opsys=sunos4shr
 741                 NON_GNU_CPP=/usr/lib/cpp
 742                 ;;
 743       *-sunos4* | *-sunos )
 744                 opsys=sunos4-1
 745                 NON_GCC_TEST_OPTIONS=-Bstatic
 746                 GCC_TEST_OPTIONS=-static
 747                 ;;
 748       *-sunos5.3* | *-solaris2.3* )
 749                 opsys=sol2-3
 750                 NON_GNU_CPP=/usr/ccs/lib/cpp
 751                 ;;
 752       *-sunos5.4* | *-solaris2.4* )
 753                 opsys=sol2-4
 754                 NON_GNU_CPP=/usr/ccs/lib/cpp
 755                 RANLIB="ar -ts"
 756                 ;;
 757       *-sunos5.5* | *-solaris2.5* )
 758                 opsys=sol2-5
 759                 NON_GNU_CPP=/usr/ccs/lib/cpp
 760                 RANLIB="ar -ts"
 761                 ;;
 762       *-sunos5* | *-solaris* )
 763                 opsys=sol2-4
 764                 NON_GNU_CPP=/usr/ccs/lib/cpp
 765                 ;;
 766       *                   ) opsys=bsd4-2   ;;
 767     esac
 768     ## Watch out for a compiler that we know will not work.
 769     case "${canonical}" in
 770      *-solaris* | *-sunos5* )
 771                 if [ "x$CC" = x/usr/ucb/cc ]; then
 772                   ## /usr/ucb/cc doesn't work;
 773                   ## we should find some other compiler that does work.
 774                   unset CC
 775                 fi
 776                 ;;
 777       *) ;;
 778     esac
 779   ;;
 780   sparc-*-nextstep* )
 781     machine=sparc opsys=nextstep
 782   ;;
 783
 784   ## Tadpole 68k
 785   m68*-tadpole-sysv* )
 786     machine=tad68k opsys=usg5-3
 787   ;;
 788
 789   ## Tahoe machines
 790   tahoe-tahoe-bsd4.2* )
 791     machine=tahoe opsys=bsd4-2
 792   ;;
 793   tahoe-tahoe-bsd4.3* )
 794     machine=tahoe opsys=bsd4-3
 795   ;;
 796
 797   ## Tandem Integrity S2
 798   mips-tandem-sysv* )
 799     machine=tandem-s2 opsys=usg5-3
 800   ;;
 801
 802   ## Tektronix XD88
 803   m88k-tektronix-sysv3* )
 804   machine=tekxd88 opsys=usg5-3
 805   ;;
 806
 807   ## Tektronix 16000 box (6130?)
 808   ns16k-tektronix-bsd* )
 809     machine=ns16000 opsys=bsd4-2
 810   ;;
 811   ## Tektronix 4300
 812   ## src/m/tek4300.h hints that this is a m68k machine.
 813   m68*-tektronix-bsd* )
 814     machine=tek4300 opsys=bsd4-3
 815   ;;
 816
 817   ## Titan P2 or P3
 818   ## We seem to have lost the machine-description file titan.h!
 819   titan-titan-sysv* )
 820     machine=titan opsys=usg5-3
 821   ;;
 822
 823   ## Ustation E30 (SS5E)
 824   m68*-unisys-uniplus* )
 825     machine=ustation opsystem=unipl5-2
 826   ;;
 827
 828   ## Vaxen.
 829   vax-dec-* )
 830     machine=vax
 831     case "${canonical}" in
 832       *-bsd4.1* )                                       opsys=bsd4-1 ;;
 833       *-bsd4.2* | *-ultrix[0-3].* | *-ultrix4.0* )      opsys=bsd4-2 ;;
 834       *-bsd4.3* | *-ultrix* )                           opsys=bsd4-3 ;;
 835       *-sysv[01]* | *-sysvr[01]* )                      opsys=usg5-0 ;;
 836       *-sysv2* | *-sysvr2* )                            opsys=usg5-2 ;;
 837       *-vms* )                                          opsys=vms ;;
 838       * )                                               unported=yes
 839     esac
 840   ;;
 841
 842   ## Whitechapel MG1
 843   ns16k-whitechapel-* )
 844     machine=mg1
 845     ## We don't know what sort of OS runs on these; we'll let the
 846     ## operating system guessing code below try.
 847   ;;
 848
 849   ## Wicat
 850   m68*-wicat-sysv* )
 851     machine=wicat opsys=usg5-2
 852   ;;
 853
 854   ## Intel 386 machines where we don't care about the manufacturer
 855   i[3456]86-*-* )
 856     machine=intel386
 857     case "${canonical}" in
 858       *-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
 859       *-isc2.2* )               opsys=isc2-2 ;;
 860       *-isc4.0* )               opsys=isc4-0 ;;
 861       *-isc4.* )                opsys=isc4-1
 862                                 GCC_TEST_OPTIONS=-posix
 863                                 NON_GCC_TEST_OPTIONS=-Xp
 864                                 ;;
 865       *-isc* )                  opsys=isc3-0 ;;
 866       *-esix5* )                opsys=esix5r4; NON_GNU_CPP=/usr/lib/cpp ;;
 867       *-esix* )                 opsys=esix ;;
 868       *-xenix* )                opsys=xenix ;;
 869       *-linux-gnu* )            opsys=gnu-linux ;;
 870       *-sco3.2v4* )             opsys=sco4 ; NON_GNU_CPP=/lib/cpp  ;;
 871       *-sco3.2v5* )             opsys=sco5
 872                                 NON_GNU_CPP=/lib/cpp
 873                                 # Prevent -belf from being passed to $CPP.
 874                                 # /lib/cpp does not accept it.
 875                                 OVERRIDE_CPPFLAGS=" "
 876                                 ;;
 877       *-bsd386* | *-bsdi1* )    opsys=bsd386 ;;
 878       *-bsdi2.0* )              opsys=bsdos2 ;;
 879       *-bsdi2* )                opsys=bsdos2-1 ;;
 880       *-386bsd* )               opsys=386bsd ;;
 881       *-freebsd* )              opsys=freebsd ;;
 882       *-nextstep* )             opsys=nextstep ;;
 883       ## Otherwise, we'll fall through to the generic opsys code at the bottom.
 884     esac
 885   ;;
 886
 887   ## Linux/68k-based GNU system
 888   m68k-*-linux-gnu* )
 889     machine=m68k opsys=gnu-linux
 890   ;;
 891
 892   * )
 893     unported=yes
 894   ;;
 895 esac
 896
 897 ### If the code above didn't choose an operating system, just choose
 898 ### an operating system based on the configuration name.  You really
 899 ### only want to use this when you have no idea what the right
 900 ### operating system is; if you know what operating systems a machine
 901 ### runs, it's cleaner to make it explicit in the case statement
 902 ### above.
 903 if test x"${opsys}" = x; then
 904   case "${canonical}" in
 905     *-gnu* )                            opsys=gnu ;;
 906     *-bsd4.[01] )                       opsys=bsd4-1 ;;
 907     *-bsd4.2 )                          opsys=bsd4-2 ;;
 908     *-bsd4.3 )                          opsys=bsd4-3 ;;
 909     *-sysv0 | *-sysvr0 )                opsys=usg5-0 ;;
 910     *-sysv2 | *-sysvr2 )                opsys=usg5-2 ;;
 911     *-sysv2.2 | *-sysvr2.2 )            opsys=usg5-2-2 ;;
 912     *-sysv3* | *-sysvr3* )              opsys=usg5-3 ;;
 913     *-sysv4.1* | *-sysvr4.1* )
 914         NON_GNU_CPP=/usr/lib/cpp
 915         opsys=usg5-4 ;;
 916     *-sysv4.[2-9]* | *-sysvr4.[2-9]* )
 917         if [ x$NON_GNU_CPP = x ]; then
 918           if [ -f /usr/ccs/lib/cpp ]; then
 919             NON_GNU_CPP=/usr/ccs/lib/cpp
 920           else
 921             NON_GNU_CPP=/lib/cpp
 922           fi
 923         fi
 924         opsys=usg5-4-2 ;;
 925     *-sysv4* | *-sysvr4* )              opsys=usg5-4 ;;
 926     * )
 927       unported=yes
 928     ;;
 929   esac
 930 fi
 931
 932 if test "x$RANLIB" = x; then
 933   RANLIB=ranlib
 934 fi
 935
 936 changequote([, ])dnl
 937
 938 if test $unported = yes; then
 939   AC_MSG_ERROR([Emacs hasn't been ported to \`${canonical}' systems.
 940 Check \`etc/MACHINES' for recognized configuration names.])
 941 fi
 942
 943 machfile="m/${machine}.h"
 944 opsysfile="s/${opsys}.h"
 945
 946
 947 #### Choose a compiler.
 948 test -n "$CC" && cc_specified=yes
 949
 950 # Save the value of CFLAGS that the user specified.
 951 SPECIFIED_CFLAGS="$CFLAGS"
 952
 953 case ${with_gcc} in
 954   "yes" ) CC="gcc" GCC=yes ;;
 955   "no"  ) : ${CC=cc} ;;
 956   * ) AC_PROG_CC
 957 esac
 958
 959 # On Suns, sometimes $CPP names a directory.
 960 if test -n "$CPP" && test -d "$CPP"; then
 961   CPP=
 962 fi
 963
 964 #### Some systems specify a CPP to use unless we are using GCC.
 965 #### Now that we know whether we are using GCC, we can decide whether
 966 #### to use that one.
 967 if test "x$NON_GNU_CPP" != x && test x$GCC != xyes && test "x$CPP" = x
 968 then
 969   CPP="$NON_GNU_CPP"
 970 fi
 971
 972 #### Some systems specify a CC to use unless we are using GCC.
 973 #### Now that we know whether we are using GCC, we can decide whether
 974 #### to use that one.
 975 if test "x$NON_GNU_CC" != x && test x$GCC != xyes &&
 976   test x$cc_specified != xyes
 977 then
 978   CC="$NON_GNU_CC"
 979 fi
 980
 981 if test x$GCC = xyes && test "x$GCC_TEST_OPTIONS" != x
 982 then
 983   CC="$CC $GCC_TEST_OPTIONS"
 984 fi
 985
 986 if test x$GCC = x && test "x$NON_GCC_TEST_OPTIONS" != x
 987 then
 988   CC="$CC $NON_GCC_TEST_OPTIONS"
 989 fi
 990
 991 if test x$GCC = xyes && test "x$GCC_LINK_TEST_OPTIONS" != x
 992 then
 993   ac_link="$ac_link $GCC_LINK_TEST_OPTIONS"
 994 fi
 995
 996 if test x$GCC = x && test "x$NON_GCC_LINK_TEST_OPTIONS" != x
 997 then
 998   ac_link="$ac_link $NON_GCC_LINK_TEST_OPTIONS"
 999 fi
1000
1001 #### Some other nice autoconf tests.  If you add a test here which
1002 #### should make an entry in src/config.h, don't forget to add an
1003 #### #undef clause to src/config.h.in for autoconf to modify.
1004
1005 dnl checks for programs
1006 AC_PROG_LN_S
1007 AC_PROG_CPP
1008 AC_PROG_INSTALL
1009 AC_PROG_YACC
1010
1011 dnl checks for Unix variants
1012 AC_AIX
1013
1014 dnl checks for header files
1015 AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h linux/version.h sys/systeminfo.h termios.h limits.h)
1016 AC_HEADER_STDC
1017 AC_HEADER_TIME
1018 AC_DECL_SYS_SIGLIST
1019
1020 dnl Some systems have utime.h but don't declare the struct anyplace.
1021 AC_MSG_CHECKING(for struct utimbuf)
1022 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1023 #include <sys/time.h>
1024 #include <time.h>
1025 #else
1026 #ifdef HAVE_SYS_TIME_H
1027 #include <sys/time.h>
1028 #else
1029 #include <time.h>
1030 #endif
1031 #endif
1032 #ifdef HAVE_UTIME_H
1033 #include <utime.h>
1034 #endif], [static struct utimbuf x; x.actime = x.modtime;],
1035   [AC_MSG_RESULT(yes)
1036    AC_DEFINE(HAVE_STRUCT_UTIMBUF)],
1037   AC_MSG_RESULT(no))
1038
1039 dnl checks for typedefs
1040 AC_TYPE_SIGNAL
1041
1042 AC_MSG_CHECKING(for struct timeval)
1043 AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME
1044 #include <sys/time.h>
1045 #include <time.h>
1046 #else
1047 #ifdef HAVE_SYS_TIME_H
1048 #include <sys/time.h>
1049 #else
1050 #include <time.h>
1051 #endif
1052 #endif], [static struct timeval x; x.tv_sec = x.tv_usec;],
1053   [AC_MSG_RESULT(yes)
1054    HAVE_TIMEVAL=yes
1055    AC_DEFINE(HAVE_TIMEVAL)],
1056   [AC_MSG_RESULT(no)
1057    HAVE_TIMEVAL=no])
1058
1059 dnl checks for structure members
1060 AC_STRUCT_TM
1061 AC_STRUCT_TIMEZONE
1062
1063 dnl checks for compiler characteristics
1064 AC_C_CONST
1065
1066 dnl check for Make feature
1067 AC_PROG_MAKE_SET
1068
1069 dnl checks for operating system services
1070 AC_SYS_LONG_FILE_NAMES
1071
1072 #### Choose a window system.
1073
1074 AC_PATH_X
1075 if test "$no_x" = yes; then
1076   window_system=none
1077 else
1078   window_system=x11
1079 fi
1080
1081 if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1082   LD_SWITCH_X_SITE=-L`echo ${x_libraries} | sed -e "s/:/ -L/g"`
1083   LD_SWITCH_X_SITE_AUX=-R`echo ${x_libraries} | sed -e "s/:/ -R/g"`
1084 fi
1085 if test "${x_includes}" != NONE && test -n "${x_includes}"; then
1086   C_SWITCH_X_SITE=-I`echo ${x_includes} | sed -e "s/:/ -I/g"`
1087 fi
1088
1089 if test x"${x_includes}" = x; then
1090   bitmapdir=/usr/include/X11/bitmaps
1091 else
1092   # accumulate include directories that have X11 bitmap subdirectories
1093   bmd_acc="dummyval"
1094   for bmd in `echo ${x_includes} | sed -e "s/:/ /g"`; do
1095     if test -d "${bmd}/X11/bitmaps"; then
1096       bmd_acc="${bmd_acc}:${bmd}/X11/bitmaps"
1097     elif test -d "${bmd}/bitmaps"; then
1098       bmd_acc="${bmd_acc}:${bmd}/bitmaps"
1099     fi
1100   done
1101   if test ${bmd_acc} != "dummyval"; then
1102     bitmapdir=`echo ${bmd_acc} | sed -e "s/^dummyval://"`
1103   fi
1104 fi
1105
1106 case "${window_system}" in
1107   x11 )
1108     HAVE_X_WINDOWS=yes
1109     HAVE_X11=yes
1110     case "${with_x_toolkit}" in
1111       athena | lucid ) USE_X_TOOLKIT=LUCID ;;
1112       motif ) USE_X_TOOLKIT=MOTIF ;;
1113 dnl      open-look ) USE_X_TOOLKIT=OPEN_LOOK ;;
1114       no ) USE_X_TOOLKIT=none ;;
1115 dnl If user did not say whether to use a toolkit,
1116 dnl make this decision later: use the toolkit if we have X11R5 or newer.
1117       * ) USE_X_TOOLKIT=maybe ;;
1118     esac
1119   ;;
1120   none )
1121     HAVE_X_WINDOWS=no
1122     HAVE_X11=no
1123     USE_X_TOOLKIT=none
1124   ;;
1125 esac
1126
1127 ### If we're using X11, we should use the X menu package.
1128 HAVE_MENUS=no
1129 case ${HAVE_X11} in
1130   yes ) HAVE_MENUS=yes ;;
1131 esac
1132
1133 if test "${opsys}" = "hpux9"; then
1134   case "${x_libraries}" in
1135     *X11R4* )
1136       opsysfile="s/hpux9-x11r4.h"
1137       ;;
1138   esac
1139 fi
1140
1141 if test "${opsys}" = "hpux9shr"; then
1142   case "${x_libraries}" in
1143     *X11R4* )
1144       opsysfile="s/hpux9shxr4.h"
1145       ;;
1146   esac
1147 fi
1148
1149 #### Extract some information from the operating system and machine files.
1150
1151 AC_CHECKING([the machine- and system-dependent files to find out
1152  - which libraries the lib-src programs will want, and
1153  - whether the GNU malloc routines are usable])
1154
1155 ### First figure out CFLAGS (which we use for running the compiler here)
1156 ### and REAL_CFLAGS (which we use for real compilation).
1157 ### The two are the same except on a few systems, where they are made
1158 ### different to work around various lossages.  For example,
1159 ### GCC 2.5 on GNU/Linux needs them to be different because it treats -g
1160 ### as implying static linking.
1161
1162 ### If the CFLAGS env var is specified, we use that value
1163 ### instead of the default.
1164
1165 ### It's not important that this name contain the PID; you can't run
1166 ### two configures in the same directory and have anything work
1167 ### anyway.
1168 tempcname="conftest.c"
1169
1170 echo '
1171 #include "'${srcdir}'/src/'${opsysfile}'"
1172 #include "'${srcdir}'/src/'${machfile}'"
1173 #ifndef LIBS_MACHINE
1174 #define LIBS_MACHINE
1175 #endif
1176 #ifndef LIBS_SYSTEM
1177 #define LIBS_SYSTEM
1178 #endif
1179 #ifndef C_SWITCH_SYSTEM
1180 #define C_SWITCH_SYSTEM
1181 #endif
1182 #ifndef C_SWITCH_MACHINE
1183 #define C_SWITCH_MACHINE
1184 #endif
1185 configure___ libsrc_libs=LIBS_MACHINE LIBS_SYSTEM
1186 configure___ c_switch_system=C_SWITCH_SYSTEM
1187 configure___ c_switch_machine=C_SWITCH_MACHINE
1188
1189 #ifndef LIB_X11_LIB
1190 #define LIB_X11_LIB -lX11
1191 #endif
1192
1193 #ifndef LIBX11_MACHINE
1194 #define LIBX11_MACHINE
1195 #endif
1196
1197 #ifndef LIBX11_SYSTEM
1198 #define LIBX11_SYSTEM
1199 #endif
1200 configure___ LIBX=LIB_X11_LIB LIBX11_MACHINE LIBX11_SYSTEM
1201
1202 #ifdef UNEXEC
1203 configure___ unexec=UNEXEC
1204 #else
1205 configure___ unexec=unexec.o
1206 #endif
1207
1208 #ifdef SYSTEM_MALLOC
1209 configure___ system_malloc=yes
1210 #else
1211 configure___ system_malloc=no
1212 #endif
1213
1214 #ifndef C_DEBUG_SWITCH
1215 #define C_DEBUG_SWITCH -g
1216 #endif
1217
1218 #ifndef C_OPTIMIZE_SWITCH
1219 #define C_OPTIMIZE_SWITCH -O
1220 #endif
1221
1222 #ifndef LD_SWITCH_MACHINE
1223 #define LD_SWITCH_MACHINE
1224 #endif
1225
1226 #ifndef LD_SWITCH_SYSTEM
1227 #define LD_SWITCH_SYSTEM
1228 #endif
1229
1230 #ifndef LD_SWITCH_X_SITE_AUX
1231 #define LD_SWITCH_X_SITE_AUX
1232 #endif
1233
1234 configure___ ld_switch_system=LD_SWITCH_SYSTEM
1235 configure___ ld_switch_machine=LD_SWITCH_MACHINE
1236
1237 #ifdef THIS_IS_CONFIGURE
1238
1239 /* Get the CFLAGS for tests in configure.  */
1240 #ifdef __GNUC__
1241 configure___ CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1242 #else
1243 configure___ CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1244 #endif
1245
1246 #else /* not THIS_IS_CONFIGURE */
1247
1248 /* Get the CFLAGS for real compilation.  */
1249 #ifdef __GNUC__
1250 configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
1251 #else
1252 configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
1253 #endif
1254
1255 #endif /* not THIS_IS_CONFIGURE */
1256 ' > ${tempcname}
1257
1258 # The value of CPP is a quoted variable reference, so we need to do this
1259 # to get its actual value...
1260 CPP=`eval "echo $CPP"`
1261 changequote(, )dnl
1262 eval `${CPP} -Isrc ${tempcname} \
1263        | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1264 if test "x$SPECIFIED_CFLAGS" = x; then
1265   eval `${CPP} -Isrc -DTHIS_IS_CONFIGURE ${tempcname} \
1266          | sed -n -e 's/^configure___ \([^=]*=\)\(.*\)$/\1"\2"/p'`
1267 else
1268   REAL_CFLAGS="$CFLAGS"
1269 fi
1270 changequote([, ])dnl
1271 rm ${tempcname}
1272
1273 ac_link="$ac_link $ld_switch_machine $ld_switch_system"
1274
1275 ### Compute the unexec source name from the object name.
1276 UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
1277
1278 # Do the opsystem or machine files prohibit the use of the GNU malloc?
1279 # Assume not, until told otherwise.
1280 GNU_MALLOC=yes
1281 if test "${system_malloc}" = "yes"; then
1282   GNU_MALLOC=no
1283   GNU_MALLOC_reason="
1284   (The GNU allocators don't work with this system configuration.)"
1285 fi
1286
1287 if test x"${REL_ALLOC}" = x; then
1288   REL_ALLOC=${GNU_MALLOC}
1289 fi
1290
1291 LISP_FLOAT_TYPE=yes
1292
1293
1294 #### Add the libraries to LIBS and check for some functions.
1295
1296 if test x"${OVERRIDE_CPPFLAGS}" != x; then
1297   CPPFLAGS="${OVERRIDE_CPPFLAGS}"
1298 else
1299   CPPFLAGS="$c_switch_system $c_switch_machine $CPPFLAGS"
1300 fi
1301
1302 LIBS="$libsrc_libs $LIBS"
1303
1304 dnl If found, this defines HAVE_LIBDNET, which m/pmax.h checks,
1305 dnl and also adds -ldnet to LIBS, which Autoconf uses for checks.
1306 AC_CHECK_LIB(dnet, dnet_ntoa)
1307 dnl This causes -lresolv to get used in subsequent tests,
1308 dnl which causes failures on some systems such as HPUX 9.
1309 dnl AC_CHECK_LIB(resolv, gethostbyname)
1310
1311 dnl FIXME replace main with a function we actually want from this library.
1312 AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
1313
1314 AC_CHECK_LIB(pthreads, cma_open)
1315
1316 AC_MSG_CHECKING(for XFree86)
1317 if test -d /usr/X386/include; then
1318   HAVE_XFREE386=yes
1319   : ${C_SWITCH_X_SITE="-I/usr/X386/include"}
1320 else
1321   HAVE_XFREE386=no
1322 fi
1323 AC_MSG_RESULT($HAVE_XFREE386)
1324
1325 # Change CFLAGS temporarily so that C_SWITCH_X_SITE gets used
1326 # for the tests that follow.  We set it back to REAL_CFLAGS later on.
1327
1328 if test "${HAVE_X11}" = "yes"; then
1329   DEFS="$C_SWITCH_X_SITE $DEFS"
1330   LDFLAGS="$LDFLAGS $LD_SWITCH_X_SITE"
1331   LIBS="$LIBX $LIBS"
1332   CFLAGS="$C_SWITCH_X_SITE $CFLAGS"
1333
1334   # On Solaris, arrange for LD_RUN_PATH to point to the X libraries for tests.
1335   # This is handled by LD_SWITCH_X_SITE_AUX during the real build,
1336   # but it's more convenient here to set LD_RUN_PATH
1337   # since this also works on hosts that don't understand LD_SWITCH_X_SITE_AUX.
1338   if test "${x_libraries}" != NONE && test -n "${x_libraries}"; then
1339     LD_RUN_PATH=$x_libraries${LD_RUN_PATH+:}$LD_RUN_PATH
1340     export LD_RUN_PATH
1341   fi
1342
1343   if test "${opsys}" = "gnu-linux"; then
1344     AC_MSG_CHECKING(whether X on GNU/Linux needs -b to link)
1345     AC_TRY_LINK([],
1346      [XOpenDisplay ("foo");],
1347      [xlinux_first_failure=no],
1348      [xlinux_first_failure=yes])
1349     if test "${xlinux_first_failure}" = "yes"; then
1350       OLD_LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE"
1351       OLD_C_SWITCH_X_SITE="$C_SWITCH_X_SITE"
1352       OLD_CPPFLAGS="$CPPFLAGS"
1353       OLD_LIBS="$LIBS"
1354       LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -b i486-linuxaout"
1355       C_SWITCH_X_SITE="$C_SWITCH_X_SITE -b i486-linuxaout"
1356       CPPFLAGS="$CPPFLAGS -b i486-linuxaout"
1357       LIBS="$LIBS -b i486-linuxaout"
1358       AC_TRY_LINK([],
1359        [XOpenDisplay ("foo");],
1360        [xlinux_second_failure=no],
1361        [xlinux_second_failure=yes])
1362       if test "${xlinux_second_failure}" = "yes"; then
1363         # If we get the same failure with -b, there is no use adding -b.
1364         # So take it out.  This plays safe.
1365         LD_SWITCH_X_SITE="$OLD_LD_SWITCH_X_SITE"
1366         C_SWITCH_X_SITE="$OLD_C_SWITCH_X_SITE"
1367         CPPFLAGS="$OLD_CPPFLAGS"
1368         LIBS="$OLD_LIBS"
1369         AC_MSG_RESULT(no)
1370       else
1371         AC_MSG_RESULT(yes)
1372       fi
1373     else
1374       AC_MSG_RESULT(no)
1375     fi
1376   fi
1377
1378   AC_CHECK_FUNCS(XrmSetDatabase XScreenResourceString \
1379 XScreenNumberOfScreen XSetWMProtocols)
1380 fi
1381
1382 if test "${window_system}" = "x11"; then
1383   AC_MSG_CHECKING(X11 version 6)
1384   AC_TRY_LINK([#include <X11/Xlib.h>],
1385 [#if XlibSpecificationRelease < 6
1386 fail;
1387 #endif
1388 ], [AC_MSG_RESULT(6 or newer)
1389     AC_DEFINE(HAVE_X11R6)],
1390    [AC_MSG_RESULT(before 6)])
1391 fi
1392
1393 if test "${window_system}" = "x11"; then
1394   AC_MSG_CHECKING(X11 version 5)
1395   AC_TRY_LINK([#include <X11/Xlib.h>],
1396 [#if XlibSpecificationRelease < 5
1397 fail;
1398 #endif
1399 ], [AC_MSG_RESULT(5 or newer)
1400     HAVE_X11R5=yes
1401     AC_DEFINE(HAVE_X11R5)],
1402    [
1403     HAVE_X11R5=no
1404     AC_MSG_RESULT(before 5)])
1405 fi
1406
1407 dnl Do not put whitespace before the #include statements below.
1408 dnl Older compilers (eg sunos4 cc) choke on it.
1409 if test x"${USE_X_TOOLKIT}" = xmaybe; then
1410   if test x"${HAVE_X11R5}" = xyes; then
1411     AC_MSG_CHECKING(X11 version 5 with Xaw)
1412     AC_TRY_LINK([
1413 #include <X11/Intrinsic.h>
1414 #include <X11/Xaw/Simple.h>],
1415       [],
1416       [AC_MSG_RESULT(5 or newer, with Xaw; use toolkit by default)
1417        USE_X_TOOLKIT=LUCID],
1418       [AC_MSG_RESULT(before 5 or no Xaw; do not use toolkit by default)
1419        USE_X_TOOLKIT=none])
1420   else
1421     USE_X_TOOLKIT=none
1422   fi
1423 fi
1424
1425 X_TOOLKIT_TYPE=$USE_X_TOOLKIT
1426
1427 if test "${USE_X_TOOLKIT}" != "none"; then
1428   AC_MSG_CHECKING(X11 toolkit version)
1429   AC_TRY_LINK([#include <X11/Intrinsic.h>],
1430 [#if XtSpecificationRelease < 6
1431 fail;
1432 #endif
1433 ], [AC_MSG_RESULT(6 or newer)
1434     HAVE_X11XTR6=yes
1435     AC_DEFINE(HAVE_X11XTR6)],
1436    [AC_MSG_RESULT(before 6)
1437     HAVE_X11XTR6=no])
1438
1439 dnl If using toolkit, check whether libXmu.a exists.
1440 dnl tranle@intellicorp.com says libXmu.a can need XtMalloc in libXt.a to link.
1441   OLDLIBS="$LIBS"
1442   if test x$HAVE_X11XTR6 = xyes; then
1443     LIBS="-lXt -lSM -lICE $LIBS"
1444   else
1445     LIBS="-lXt $LIBS"
1446   fi
1447   AC_CHECK_LIB(Xmu, XmuConvertStandardSelection)
1448   LIBS="$OLDLIBS"
1449 fi
1450
1451 # If netdb.h doesn't declare h_errno, we must declare it by hand.
1452 AC_MSG_CHECKING(whether netdb declares h_errno)
1453 AC_TRY_LINK([#include <netdb.h>],
1454   [return h_errno;],
1455   [AC_MSG_RESULT(yes)
1456    AC_DEFINE(HAVE_H_ERRNO)],
1457   [AC_MSG_RESULT(no)])
1458
1459 AC_FUNC_ALLOCA
1460
1461 # fmod, logb, and frexp are found in -lm on most systems.
1462 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
1463 AC_CHECK_LIB(m, sqrt)
1464
1465 AC_CHECK_FUNCS(gettimeofday gethostname getdomainname dup2 \
1466 rename closedir mkdir rmdir sysinfo \
1467 random lrand48 bcopy bcmp logb frexp fmod ftime res_init setsid \
1468 strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
1469 utimes setrlimit setpgid getcwd)
1470
1471 # Check this now, so that we will NOT find the above functions in ncurses.
1472 # That is because we have not set up to link ncurses in lib-src.
1473 # It's better to believe a function is not available
1474 # than to expect to find it in ncurses.
1475 AC_CHECK_LIB(ncurses, tparm)
1476
1477 # These tell us which Kerberos-related libraries to use.
1478 if test "${with_kerberos+set}" = set; then
1479   AC_CHECK_LIB(krb, krb_get_cred)
1480   AC_CHECK_LIB(des, des_cbc_encrypt)
1481   AC_CHECK_LIB(com_err, com_err)
1482 fi
1483
1484 AC_MSG_CHECKING(whether localtime caches TZ)
1485 AC_CACHE_VAL(emacs_cv_localtime_cache,
1486 [if test x$ac_cv_func_tzset = xyes; then
1487 AC_TRY_RUN([#include <time.h>
1488 #if STDC_HEADERS
1489 # include <stdlib.h>
1490 #endif
1491 extern char **environ;
1492 unset_TZ ()
1493 {
1494   char **from, **to;
1495   for (to = from = environ; (*to = *from); from++)
1496     if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
1497       to++;
1498 }
1499 char TZ_GMT0[] = "TZ=GMT0";
1500 char TZ_PST8[] = "TZ=PST8";
1501 main()
1502 {
1503   time_t now = time ((time_t *) 0);
1504   int hour_GMT0, hour_unset;
1505   if (putenv (TZ_GMT0) != 0)
1506     exit (1);
1507   hour_GMT0 = localtime (&now)->tm_hour;
1508   unset_TZ ();
1509   hour_unset = localtime (&now)->tm_hour;
1510   if (putenv (TZ_PST8) != 0)
1511     exit (1);
1512   if (localtime (&now)->tm_hour == hour_GMT0)
1513     exit (1);
1514   unset_TZ ();
1515   if (localtime (&now)->tm_hour != hour_unset)
1516     exit (1);
1517   exit (0);
1518 }], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1519 [# If we have tzset, assume the worst when cross-compiling.
1520 emacs_cv_localtime_cache=yes])
1521 else
1522         # If we lack tzset, report that localtime does not cache TZ,
1523         # since we can't invalidate the cache if we don't have tzset.
1524         emacs_cv_localtime_cache=no
1525 fi])dnl
1526 AC_MSG_RESULT($emacs_cv_localtime_cache)
1527 if test $emacs_cv_localtime_cache = yes; then
1528   AC_DEFINE(LOCALTIME_CACHE)
1529 fi
1530
1531 if test "x$HAVE_TIMEVAL" = xyes; then
1532 AC_MSG_CHECKING(whether gettimeofday can't accept two arguments)
1533 AC_TRY_LINK([
1534 #ifdef TIME_WITH_SYS_TIME
1535 #include <sys/time.h>
1536 #include <time.h>
1537 #else
1538 #ifdef HAVE_SYS_TIME_H
1539 #include <sys/time.h>
1540 #else
1541 #include <time.h>
1542 #endif
1543 #endif
1544   ],
1545   [
1546   struct timeval time;
1547   struct timezone dummy;
1548   gettimeofday (&time, &dummy);
1549 ],
1550   [AC_MSG_RESULT(no)],
1551   [AC_MSG_RESULT(yes)
1552    AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT)])
1553 fi
1554
1555 ok_so_far=yes
1556 AC_CHECK_FUNC(socket, , ok_so_far=no)
1557 if test $ok_so_far = yes; then
1558   AC_CHECK_HEADER(netinet/in.h, , ok_so_far=no)
1559 fi
1560 if test $ok_so_far = yes; then
1561   AC_CHECK_HEADER(arpa/inet.h, , ok_so_far=no)
1562 fi
1563 if test $ok_so_far = yes; then
1564   AC_DEFINE(HAVE_INET_SOCKETS)
1565 fi
1566
1567 if test -f /usr/lpp/X11/bin/smt.exp; then
1568   AC_DEFINE(HAVE_AIX_SMT_EXP)
1569 fi
1570
1571 # Set up the CFLAGS for real compilation, so we can substitute it.
1572 CFLAGS="$REAL_CFLAGS"
1573
1574 changequote(, )dnl
1575 #### Find out which version of Emacs this is.
1576 version=`grep 'defconst[         ]*emacs-version' ${srcdir}/lisp/version.el \
1577          | sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
1578 changequote([, ])dnl
1579 if test x"${version}" = x; then
1580   AC_MSG_ERROR(can't find current emacs version in \`${srcdir}/lisp/version.el'.)
1581 fi
1582
1583 ### Specify what sort of things we'll be editing into Makefile and config.h.
1584 ### Use configuration here uncanonicalized to avoid exceeding size limits.
1585 AC_SUBST(version)
1586 AC_SUBST(configuration)
1587 AC_SUBST(canonical)
1588 AC_SUBST(srcdir)
1589 AC_SUBST(prefix)
1590 AC_SUBST(exec_prefix)
1591 AC_SUBST(bindir)
1592 AC_SUBST(datadir)
1593 AC_SUBST(sharedstatedir)
1594 AC_SUBST(libexecdir)
1595 AC_SUBST(mandir)
1596 AC_SUBST(infodir)
1597 AC_SUBST(lispdir)
1598 AC_SUBST(locallisppath)
1599 AC_SUBST(lisppath)
1600 AC_SUBST(etcdir)
1601 AC_SUBST(lockdir)
1602 AC_SUBST(archlibdir)
1603 AC_SUBST(docdir)
1604 AC_SUBST(bitmapdir)
1605 AC_SUBST(c_switch_system)
1606 AC_SUBST(c_switch_machine)
1607 AC_SUBST(LD_SWITCH_X_SITE)
1608 AC_SUBST(LD_SWITCH_X_SITE_AUX)
1609 AC_SUBST(C_SWITCH_X_SITE)
1610 AC_SUBST(CFLAGS)
1611 AC_SUBST(X_TOOLKIT_TYPE)
1612 AC_SUBST(machfile)
1613 AC_SUBST(opsysfile)
1614 AC_SUBST(RANLIB)
1615
1616 AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION,  "${canonical}")
1617 AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}")
1618 AC_DEFINE_UNQUOTED(config_machfile,  "${machfile}")
1619 AC_DEFINE_UNQUOTED(config_opsysfile, "${opsysfile}")
1620 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE, ${LD_SWITCH_X_SITE})
1621 AC_DEFINE_UNQUOTED(LD_SWITCH_X_SITE_AUX, ${LD_SWITCH_X_SITE_AUX})
1622 AC_DEFINE_UNQUOTED(C_SWITCH_X_SITE,  ${C_SWITCH_X_SITE})
1623 AC_DEFINE_UNQUOTED(UNEXEC_SRC,       ${UNEXEC_SRC})
1624
1625 if test "${HAVE_X_WINDOWS}" = "yes" ; then
1626   AC_DEFINE(HAVE_X_WINDOWS)
1627 fi
1628 if test "${USE_X_TOOLKIT}" != "none" ; then
1629   AC_DEFINE(USE_X_TOOLKIT)
1630 fi
1631 if test "${HAVE_X11}" = "yes" ; then
1632   AC_DEFINE(HAVE_X11)
1633 fi
1634 if test "${HAVE_XFREE386}" = "yes" ; then
1635   AC_DEFINE(HAVE_XFREE386)
1636 fi
1637 if test "${HAVE_MENUS}" = "yes" ; then
1638   AC_DEFINE(HAVE_MENUS)
1639 fi
1640 if test "${GNU_MALLOC}" = "yes" ; then
1641   AC_DEFINE(GNU_MALLOC)
1642 fi
1643 if test "${REL_ALLOC}" = "yes" ; then
1644   AC_DEFINE(REL_ALLOC)
1645 fi
1646 if test "${LISP_FLOAT_TYPE}" = "yes" ; then
1647   AC_DEFINE(LISP_FLOAT_TYPE)
1648 fi
1649
1650 #### Report on what we decided to do.
1651 echo "
1652 Configured for \`${canonical}'.
1653
1654   Where should the build process find the source code?    ${srcdir}
1655   What operating system and machine description files should Emacs use?
1656         \`${opsysfile}' and \`${machfile}'
1657   What compiler should emacs be built with?               ${CC} ${CFLAGS}
1658   Should Emacs use the GNU version of malloc?             ${GNU_MALLOC}${GNU_MALLOC_reason}
1659   Should Emacs use the relocating allocator for buffers?  ${REL_ALLOC}
1660   What window system should Emacs use?                    ${window_system}
1661   What toolkit should Emacs use?                          ${USE_X_TOOLKIT}"
1662
1663 if test -n "${x_includes}"; then
1664 echo "  Where do we find X Windows header files?                ${x_includes}"
1665 else
1666 echo "  Where do we find X Windows header files?                Standard dirs"
1667 fi
1668 if test -n "${x_libraries}"; then
1669 echo "  Where do we find X Windows libraries?                   ${x_libraries}"
1670 else
1671 echo "  Where do we find X Windows libraries?                   Standard dirs"
1672 fi
1673
1674 echo
1675
1676 # Remove any trailing slashes in these variables.
1677 changequote(, )dnl
1678 test "${prefix}" != NONE &&
1679   prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`
1680 test "${exec_prefix}" != NONE &&
1681   exec_prefix=`echo "${exec_prefix}" | sed 's,\([^/]\)/*$,\1,'`
1682 changequote([, ])dnl
1683
1684 AC_OUTPUT(Makefile lib-src/Makefile.c:lib-src/Makefile.in oldXMenu/Makefile \
1685         man/Makefile lwlib/Makefile src/Makefile.c:src/Makefile.in, [
1686
1687 ### Make the necessary directories, if they don't exist.
1688 for dir in cpp etc lisp ; do
1689   test -d ${dir} || mkdir ${dir}
1690 done
1691
1692 # Build src/Makefile from ${srcdir}/src/Makefile.c
1693 # and lib-src/Makefile from ${srcdir}/lib-src/Makefile.c
1694 # This must be done after src/config.h is built, since we rely on that file.
1695
1696 changequote(, )dnl The horror, the horror.
1697 # Now get this: Some word that is part of the ${srcdir} directory name
1698 # or the ${configuration} value might, just might, happen to be an
1699 # identifier like `sun4' or `i386' or something, and be predefined by
1700 # the C preprocessor to some helpful value like 1, or maybe the empty
1701 # string.  Needless to say consequent macro substitutions are less
1702 # than conducive to the makefile finding the correct directory.
1703 undefs="`echo $top_srcdir $configuration $canonical |
1704 sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/  *$//' \
1705     -e 's/  */ -U/g' -e 's/-U[0-9][^ ]*//g' \
1706 `"
1707 changequote([, ])dnl
1708
1709 echo creating src/paths.h
1710 make paths-force
1711
1712 echo creating lib-src/Makefile
1713 ( cd lib-src
1714   rm -f junk.c junk1.c junk2.c
1715   sed -e '/start of cpp stuff/q' \
1716       < Makefile.c > junk1.c
1717   sed -e '1,/start of cpp stuff/d'\
1718       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1719       < Makefile.c > junk.c
1720   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1721       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1722   cat junk1.c junk2.c > Makefile.new
1723   rm -f junk.c junk1.c junk2.c
1724   chmod 444 Makefile.new
1725   mv -f Makefile.new Makefile
1726 )
1727
1728 echo creating src/Makefile
1729 ( cd src
1730   rm -f junk.c junk1.c junk2.c
1731   sed -e '/start of cpp stuff/q' \
1732       < Makefile.c > junk1.c
1733   sed -e '1,/start of cpp stuff/d'\
1734       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
1735       < Makefile.c > junk.c
1736   $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
1737       sed -e 's/^ /     /' -e '/^#/d' -e '/^[   \f]*$/d' > junk2.c
1738   cat junk1.c junk2.c > Makefile.new
1739   rm -f junk.c junk1.c junk2.c
1740   chmod 444 Makefile.new
1741   mv -f Makefile.new Makefile
1742 )
1743
1744 if test ! -f src/.gdbinit && test -f $top_srcdir/src/.gdbinit; then
1745   echo creating src/.gdbinit
1746   echo source $top_srcdir/src/.gdbinit > src/.gdbinit
1747 fi
1748
1749 ], [CPP="$CPP" CPPFLAGS="$CPPFLAGS"])