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