configure

   1 #!/bin/sh
   2
   3 # Configuration script
   4 #   Copyright (C) 1988, 1990, 1991, 1992 Free Software Foundation, Inc.
   5
   6 #This file is part of GNU.
   7
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 2 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program; if not, write to the Free Software
  20 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  21
  22 # Please email any bugs, comments, and/or additions to this file to:
  23 # configure@cygnus.com
  24
  25 #
  26 # Shell script to create proper links to machine-dependent files in
  27 # preparation for compilation.
  28 #
  29 # If configure succeeds, it leaves its status in config.status.
  30 # If configure fails after disturbing the status quo,
  31 #       config.status is removed.
  32 #
  33
  34 # NOTE: This script contains support for a Cygnus experimental feature, called
  35 # +subdirs, which is currently, tentatively, de-supported.
  36
  37 export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
  38
  39 remove=rm
  40 hard_link=ln
  41 symbolic_link='ln -s'
  42
  43 #for Test
  44 #remove="echo rm"
  45 #hard_link="echo ln"
  46 #symbolic_link="echo ln -s"
  47
  48 # clear some things potentially inherited from environment.
  49
  50 Makefile=Makefile
  51 Makefile_in=Makefile.in
  52 arguments=$*
  53 commontargets=
  54 configdirs=
  55 datadir=
  56 datadiroption=
  57 defaulttargets=
  58 fatal=
  59 floating_point=default
  60 gas=default
  61 hosts=
  62 #hostsubdir=
  63 #namesubdir=
  64 next_prefix=
  65 next_host=
  66 #next_namesubdir=
  67 #next_objdir=
  68 next_site=
  69 next_srcdir=
  70 next_target=
  71 next_tmpdir=
  72 norecursion=
  73 #objdir=
  74 #objdiroption=
  75 prefix=/usr/local
  76 progname=
  77 recurring=
  78 removing=
  79 srcdir=
  80 srctrigger=
  81 target=
  82 targets=
  83 #targetsubdir=
  84 undefinedargs=
  85 verbose=
  86 version="$Revision$"
  87 x11=default
  88
  89 NO_EDIT="This file was generated automatically by configure.  Do not edit."
  90
  91 ## this is a little touchy and won't always work, but...
  92 ##
  93 ## if the argv[0] starts with a slash then it is an absolute name that can be
  94 ## used as is.
  95 ##
  96 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
  97 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
  98 ##
  99 ## otherwise we prepend `pwd` to $0 and hope that will give us an absolute
 100 ## path.
 101 ##
 102
 103 PWD=`pwd`
 104
 105 if echo $0 | grep '^/' > /dev/null ; then
 106         progname=$0
 107 elif echo $0 | grep '/' > /dev/null ; then
 108         progname=${PWD}/$0
 109 else
 110         progname=$0
 111         PATH=$PATH:${PWD} ; export PATH
 112 fi
 113
 114 for arg in $*;
 115 do
 116         # handle things that might have args following as separate words
 117         if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
 118         elif [ -n "${next_datadir}" ] ; then datadir=${arg} ; datadiroption="-datadir=${datadir}" ; next_datadir=
 119 #       elif [ -n "${next_namesubdir}" ] ; then \
 120 #               namesubdir=${arg} ; namesubdiroption="--namesubdir=${namesubdir}" ; next_namesubdir=
 121 #       elif [ -n "${next_objdir}" ] ; then objdir=${arg} ; objdiroption="--objdir=${objdir}" ; next_objdir=
 122         elif [ -n "${next_site}" ] ; then site=${arg} ; next_site=
 123         elif [ -n "${next_srcdir}" ] ; then srcdir=${arg} ; next_srcdir=
 124         elif [ -n "${next_target}" ] ; then
 125                 next_target=
 126                 if [ -z "${targets}" ] ; then
 127                         newtargets="${targets} ${arg}"
 128                         targets="${newtargets}"
 129                 else
 130                         echo '***' Can only configure for one target at a time.
 131                         fatal=yes
 132                 fi
 133         elif [ -n "${next_tmpdir}" ] ; then
 134                 next_tmpdir=
 135                 tmpdiroption="--tmpdir=${arg}"
 136                 TMPDIR=${arg}
 137
 138         else
 139                 case ${arg} in
 140                 -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* | --da=* | --d=*)
 141                         datadir=`echo ${arg} | sed 's/^[-a-z]*=//'`
 142                         datadiroption=${arg}
 143                         ;;
 144                 -datadir | --datadir | --datadi | --datad | --data | --dat | --da | --d)
 145                         next_datadir=yes
 146                         ;;
 147                 -gas | --g*)
 148                         gas=yes
 149                         ;;
 150                 -help | --he*)
 151                         fatal=true
 152                         ;;
 153                 -host=* | --host=* | --hos=* | --ho=*)
 154 #                       if [ -n "${hosts}" ] ; then
 155 #                               subdirs="--subdirs"
 156 #                       fi
 157
 158                         if [ -z "${hosts}" ] ; then
 159                                 newhosts="${hosts} `echo ${arg} | sed 's/^[-a-z]*=//'`"
 160                                 hosts="${newhosts}"
 161                         else
 162                                 echo '***' Can only configure for one host at a time.
 163                                 fatal=yes
 164                         fi
 165                         ;;
 166 #               -namesubdir | --namesubdir | --namesubdi | --namesubd | --namesub | --namesu | --names | --name | --nam | --na)
 167 #                       next_namesubdir=yes
 168 #                       ;;
 169 #               -namesubdir=* | --namesubdir=* | --namesubdi=* | --namesubd=* | --namesub=* | --namesu=* | --names=* | --name=* | --nam=* | --na=*)
 170 #                       namesubdir=`echo ${arg} | sed 's/^[-a-z]*=//'`
 171 #                       namesubdiroption=${arg}
 172 #                       ;;
 173                 -nfp | --nf*)
 174                         floating_point=no
 175                         ;;
 176                 -norecursion | --no*)
 177                         norecursion=true
 178                         ;;
 179 #               -objdir=* | --objdir=* | --objdi=* | --objd=* | --obj=* | --ob=* | --o=*)
 180 #                       objdiroption=${arg}
 181 #                       objdir=`echo ${arg} | sed 's/^[-a-z]*=//'`
 182 #                       ;;
 183 #               -objdir | --objdir | --objdi | --objd | --obj | --ob | --o)
 184 #                       next_objdir=yes
 185 #                       ;;
 186                 -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
 187                         prefix=`echo ${arg} | sed 's/^[-a-z]*=//'`
 188                         prefixoption=${arg}
 189                         ;;
 190                 -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
 191                         next_prefix=yes
 192                         ;;
 193                 -recurring | --recurring | --recurrin | --recurri | --recurr | --recur | --recu | --rec | --re)
 194                         recurring=true
 195                         arguments=`echo ${arguments} | sed "s:${arg}::"`
 196                         ;;
 197                 -rm | --rm)
 198                         removing=${arg}
 199                         ;;
 200                 -site=* | --site=* | --sit=* | --si=*)
 201                         site=`echo ${arg} | sed 's/^[-a-z]*=//'`
 202                         ;;
 203                 -site | --site | --sit | --si)
 204                         next_site=yes
 205                         ;;
 206                 -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
 207                         srcdir=`echo ${arg} | sed 's/^[-a-z]*=//'`
 208                         ;;
 209                 -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
 210                         next_srcdir=yes
 211                         ;;
 212 #               -subdirs | --su*)
 213 #                       subdirs=${arg}
 214 #                       ;;
 215                 -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
 216 #                       if [ -n "${targets}" ] ; then
 217 #                               subdirs="--subdirs"
 218 #                       fi
 219
 220                         if [ -z "${targets}" ] ; then
 221                                 newtargets="${targets} `echo ${arg} | sed 's/^[-a-z]*=//'`"
 222                                 targets="${newtargets}"
 223                         else
 224                                 echo '***' Can only configure for one target at a time.
 225                                 fatal=yes
 226                         fi
 227                         ;;
 228                 -target | --target | --targe | --targ | --tar | --ta)
 229                         next_target=yes
 230                         ;;
 231                 -tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
 232                         tmpdiroption=${arg}
 233                         TMPDIR=`echo ${arg} | sed 's/^[-a-z]*=//'`
 234                         ;;
 235                 -tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
 236                         next_tmpdir=yes
 237                         ;;
 238                 -v | -verbose | --v)
 239                         verbose=${arg}
 240                         ;;
 241                 -version | -V | --version | --V)
 242                         echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 243                         exit 0
 244                         ;;
 245                 -x | --x) ;;
 246                 -* | --*)
 247                         (echo ;
 248                         echo "Unrecognized option: \"${arg}\"". ;
 249                         echo) 1>&2
 250                         fatal=true
 251                         ;;
 252                 *)
 253 #                       if [ -n "${hosts}" ] ; then
 254 #                               subdirs="--subdirs"
 255 #                       fi
 256
 257                         if [ -z "${undefs}" ] ; then
 258                                 newundefs="${undefs} ${arg}"
 259                                 undefs=${newundefs}
 260                         else
 261                                 echo '***' Can only configure for one host and one target at a time.
 262                                 fatal=yes
 263                         fi
 264                         ;;
 265                 esac
 266         fi
 267 done
 268
 269 # process host and target
 270 if [ -z "${fatal}" ] ; then
 271 #       # Complain if an arg is missing
 272 #       if [ -z "${hosts}" ] ; then
 273 #               (echo ;
 274 #               echo "configure: No HOST specified." ;
 275 #               echo) 1>&2
 276 #               fatal=true
 277 #       fi
 278
 279 ### This is a bit twisted.
 280 ### * if all three are specified, this is an error.
 281 ### * if we have neither hosts, nor unadorned args, this is an error.
 282 ### * if no hosts are specified, then the unadorned args are hosts, but if
 283 ### there were none, this is an error.
 284 ### * if no targets are specified, then the unadorned args are targets, but if
 285 ### there were no unadorned args, then the hosts are also targets.
 286
 287         if [ -n "${hosts}" -a -n "${targets}" -a -n "${undefs}" ] ; then
 288                 echo '***' Can only configure for one host and one target at a time.
 289                 fatal=yes
 290         elif [ -z "${hosts}" -a -z "${undefs}" ] ; then
 291                 echo '***' You must tell me for which host you want to configure.
 292                 fatal=yes
 293         else
 294                 if [ -z "${hosts}" ] ; then
 295                         hosts=${undefs}
 296                 fi
 297
 298                 if [ -z "${targets}" ] ; then
 299                         if [ -n "${undefs}" ] ; then
 300                                 targets=${undefs}
 301                         else
 302                                 targets=${hosts}
 303                         fi
 304                 fi
 305         fi
 306 fi
 307
 308 if [ -n "${fatal}" -o "${hosts}" = "help" ] ; then
 309         (echo "Usage: configure HOST" ;
 310         echo ;
 311         echo "Options: [defaults in brackets]" ;
 312         echo " -datadir=MYDIR   configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
 313         echo " -gas             configure the compilers for use with gas. [native as]" ;
 314         echo " -help            print this message. [normal config]" ;
 315         echo " -lang=LANG       configure to build LANG. [gcc]" ;
 316         echo " -nfp             configure the compilers default to soft floating point. [hard float]" ;
 317         echo " -norecursion     configure this directory only. [recurse]" ;
 318 #       echo " -objdir=ODIR     configure in a parallel tree rooted in ODIR. [rooted in \".\"]" ;
 319         echo " -prefix=MYDIR    configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
 320         echo " -rm              remove this configuration. [build a configuration]" ;
 321         echo " -site            configure with site specific makefile" ;
 322         echo " -srcdir=DIR      find the sources in DIR. [\".\" or \"..\"]" ;
 323 # This is correctly aligned in the output, even though it isn't here.
 324 #       echo " -subdirs configure in subdirectories.  [in source directories]" ;
 325         echo " -target=TARGET   configure for TARGET.  [TARGET = HOST]" ;
 326         echo " -tmpdir=TMPDIR   create temporary files in TMPDIR.  [ TMPDIR = \"/tmp\" ]" ;
 327         echo ;
 328         echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
 329 #       echo "Asking for more than one \"--target\" implies \"--subdirs\".  Any other" ;
 330 #       echo "options given will apply to all targets."
 331         ) 1>&2
 332
 333         if [ -r config.status ] ; then
 334                 cat config.status
 335         fi
 336
 337         exit 1
 338 fi
 339
 340 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 341
 342 if ${configsub} `echo ${hosts} | sed -e 's/ .*//'` >/dev/null 2>&1 ; then
 343         true
 344 else
 345         echo '***' cannot find config.sub.
 346         exit 1
 347 fi
 348
 349 if [ -z "${srcdir}" ] ; then
 350         if [ -r configure.in ] ; then
 351                 srcdir=.
 352         else
 353                 echo '***' "Can't find configure.in.  Try using -srcdir=some_dir"
 354                 exit 1
 355         fi
 356 fi
 357
 358
 359 ### break up ${srcdir}/configure.in.
 360 if [ -z "`grep '^# per\-host:' ${srcdir}/configure.in`" ] ; then
 361         echo '***' ${srcdir}/configure.in has no "per-host:" line. 1>&2
 362         exit 1
 363 fi
 364
 365 if [ -z "`grep '^# per\-target:' ${srcdir}/configure.in`" ] ; then
 366         echo '***' ${srcdir}/configure.in has no "per-target:" line. 1>&2
 367         exit 1
 368 fi
 369
 370 if [ -z "${TMPDIR}" ] ; then
 371         TMPDIR=/tmp ; export TMPDIR
 372 fi
 373
 374 # keep this filename short for &%*%$*# 14 char file names
 375 tmpfile=${TMPDIR}/cONf$$
 376 trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0
 377
 378 # split ${srcdir}/configure.in into common, per-host, per-target,
 379 # and post-target parts.  Post-target is optional.
 380 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 381 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 382 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 383   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 384   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 385 else
 386   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 387   echo >${tmpfile}.pos
 388 fi
 389
 390 ### do common part of configure.in
 391
 392 . ${tmpfile}.com
 393
 394 # some sanity checks on configure.in
 395 if [ -z "${srctrigger}" ] ; then
 396         echo '***' srctrigger not set in ${PWD}/configure.in.
 397         exit 1
 398 fi
 399
 400 for host in ${hosts} ; do
 401         # Default other arg
 402         if [ -z "${targets}" -o -n "${defaulttargets}" ] ; then
 403                 targets=${host}
 404                 defaulttargets=true
 405         fi
 406
 407         host_alias=${host}
 408
 409         result=`${configsub} ${host}`
 410         host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 411         host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 412         host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 413         host=${host_cpu}-${host_vendor}-${host_os}
 414         host_makefile_frag=config/mh-${host}
 415         if [ ! -f ${host_makefile_frag} ]
 416         then
 417                 host_makefile_frag=config/mh-${host_alias}
 418         fi
 419
 420         . ${tmpfile}.hst
 421
 422         for target in ${targets} ; do
 423
 424                 target_alias=${target}
 425                 result=`${configsub} ${target}`
 426                 target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 427                 target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 428                 target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 429                 target=${target_cpu}-${target_vendor}-${target_os}
 430                 target_makefile_frag=config/mt-${target}
 431                 if [ ! -f ${target_makefile_frag} ]
 432                 then
 433                         target_makefile_frag=config/mt-${target_alias}
 434                 fi
 435
 436                 . ${tmpfile}.tgt
 437
 438                 if [ "${host_alias}" = "${target_alias}" ] ; then
 439                         subdirname=H-${host_alias}
 440                 else
 441                         subdirname=X-${host_alias}-${target_alias}
 442                 fi
 443
 444                 if [ -n "${namesubdir}" ] ; then
 445                         subdirname=${namesubdir}
 446                 fi
 447
 448                 if [ -n "${removing}" ] ; then
 449 #                       if [ -n "${objdir}" ] ; then
 450 #                               echo '***' --rm not supported for --objdir.  Just \"rm -rf ${objdir}\" by hand.
 451 #                               exit 1
 452 #                       fi
 453
 454 #                       if [ -n "${subdirs}" ] ; then
 455 #                               if [ -d "${subdirname}" ] ; then
 456 #                                       rm -rf ${hostsubdir}
 457 #                               else
 458 #                                       echo Warning: no ${PWD}/${hostsubdir} to remove.
 459 #                               fi
 460 #                       else
 461                                 rm -f ${Makefile} config.status ${links}
 462 #                       fi
 463                 else
 464 #                       if [ -n "${objdir}" ]; then
 465 #                               srcdir=${PWD}
 466 #                               cd ${objdir}
 467 #                       fi
 468
 469 #                       if [ -n "${subdirs}" ] ; then
 470 #                               # check for existing status before allowing forced subdirs.
 471 #                               if [ -f ${Makefile} ] ; then
 472 #                                       echo '***' "${Makefile} already exists in source directory.  ${PWD} not configured." 1>&2
 473 #                                       exit 1
 474 #                               fi
 475 #
 476 #                               # use a subdir common to all targets for this host iff: this is a cross AND
 477 #                               # this tool does not claim to be target dependent AND we have not been asked to name the subdir.
 478 #                               if [ ${host_alias} != ${target_alias} -a -z "${target_dependent}" -a -z "${namesubdiroption}" ]
 479 #                               then
 480 #                                       if [ ! -d H-${host_alias} ] ; then mkdir H-${host_alias} ; fi
 481 #
 482 #                                       if ${symbolic_link} ${subdirname} H-${host_alias} 2> /dev/null ; then
 483 #                                               true
 484 #                                       else # just give up. they lose.
 485 #                                               rmdir H-${host_alias}
 486 #                                               if [ ! -d ${subdirname} ] ; then mkdir ${subdirname} ; fi
 487 #                                       fi
 488 #                               elif [ ! -d ${subdirname} ] ; then
 489 #                                       mkdir ${subdirname}
 490 #                               fi
 491 #
 492 #                               cd ${subdirname}
 493 #
 494 #                               if [ -z "${srcdir}" ] ; then
 495 #                                       srcdir=..
 496 #                               fi
 497 #                       elif [ "`echo H-*`" != "H-*" -a "`echo X-*`" != "X-*" ] ; then
 498 #                               # if not subdir builds, then make sure none exist.
 499 #                               # We might miss if there are explicitly named subdirs.
 500 #                               echo '***' "Configured subdirs exist.  ${PWD} not configured." 1>&2
 501 #                               exit 1
 502 #                       else
 503 #                               true
 504 #                       fi
 505
 506                         # Find the source files, if location was not specified.
 507                         if [ -z "${srcdir}" ] ; then
 508                                 srcdirdefaulted=1
 509                                 srcdir=.
 510                                 if [ ! -r ${srctrigger} ] ; then
 511                                         srcdir=..
 512                                 fi
 513                         fi
 514
 515                         if [ ! -r ${srcdir}/${srctrigger} ] ; then
 516                                 if [ -z "${srcdirdefaulted}" ] ; then
 517                                         echo '***' "${progname}: Can't find ${srcname} sources in ${PWD}/${srcdir}" 1>&2
 518                                 else
 519                                         echo '***' "${progname}: Can't find ${srcname} sources in ${PWD}/. or ${PWD}/.." 1>&2
 520                                 fi
 521
 522                                 echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 523                                 exit 1
 524                         fi
 525
 526                         # Set up the list of links to be made.
 527                         # ${links} is the list of link names, and ${files} is the list of names to link to.
 528
 529                         # Make the links.
 530                         while [ -n "${files}" ] ; do
 531                                 # set file to car of files, files to cdr of files
 532                                 set ${files}; file=$1; shift; files=$*
 533                                 set ${links}; link=$1; shift; links=$*
 534
 535                                 if [ ! -r ${srcdir}/${file} ] ; then
 536                                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
 537                                         echo '***' "since the file \"${file}\" does not exist." 1>&2
 538                                         exit 1
 539                                 fi
 540
 541                                 ${remove} -f ${link}
 542                                 rm -f config.status
 543                                 # Make a symlink if possible, otherwise try a hard link
 544                                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
 545
 546                                 if [ ! -r ${link} ] ; then
 547                                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
 548                                         exit 1
 549                                 fi
 550
 551                                 if [ -n "${verbose}" ] ; then
 552                                         echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
 553                                 fi
 554                         done
 555
 556                         # Create a .gdbinit file which runs the one in srcdir
 557                         # and tells GDB to look there for source files.
 558
 559                         if [ -r ${srcdir}/.gdbinit ] ; then
 560                                 case ${srcdir} in
 561                                 .)
 562                                         ;;
 563                                 *)
 564                                         echo "# "${NO_EDIT} > .gdbinit
 565                                         echo "dir ." >> .gdbinit
 566                                         echo "dir ${srcdir}" >> .gdbinit
 567                                         echo "source ${srcdir}/.gdbinit" >> .gdbinit
 568                                         ;;
 569                                 esac
 570                         fi
 571
 572                         # Install a makefile, and make it set VPATH
 573                         # if necessary so that the sources are found.
 574                         # Also change its value of srcdir.
 575
 576                 # FIXME-someday: This business of always writing to .tem and mv back
 577                 # is so that I don't screw things up while developing.  Once this
 578                 # template is stable, these should be optimized. xoxorich.
 579
 580                         # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
 581                         if [ "${host}" != "${target}" ] ; then
 582                                 echo "CROSS=-DCROSS_COMPILE" > ${Makefile}
 583                                 echo "ALL=all.cross" >> ${Makefile}
 584                         else
 585                                 echo "ALL=all.internal" > ${Makefile}
 586                         fi
 587
 588                         # set target, host, VPATH
 589                         echo "host_alias = ${host_alias}" >> ${Makefile}
 590                         echo "host_cpu = ${host_cpu}" >> ${Makefile}
 591                         echo "host_vendor = ${host_vendor}" >> ${Makefile}
 592                         echo "host_os = ${host_os}" >> ${Makefile}
 593
 594                         echo "target_alias = ${target_alias}" >> ${Makefile}
 595                         echo "target_cpu = ${target_cpu}" >> ${Makefile}
 596                         echo "target_vendor = ${target_vendor}" >> ${Makefile}
 597                         echo "target_os = ${target_os}" >> ${Makefile}
 598
 599 #                       if [ -n "${subdirs}" ] ; then
 600 #                               echo "subdir = /${subdirname}" >> ${Makefile}
 601 #                               echo "unsubdir = .." >> ${Makefile}
 602 #                       else
 603                                 echo "subdir =" >> ${Makefile}
 604                                 echo "unsubdir = ." >> ${Makefile}
 605 #                       fi
 606
 607                 #       echo "workdir = ${PWD}" >> ${Makefile}
 608                         echo "VPATH = ${srcdir}" >> ${Makefile}
 609
 610                         # add "Makefile.in" (or whatever it's called)
 611                         cat ${srcdir}/${Makefile_in} >> ${Makefile}
 612
 613                         # Conditionalize the makefile for this site.
 614                         if [ -n "${site}" ] ; then
 615                                 site_makefile_frag=config/ms-${site}
 616
 617                                 if [ -f ${srcdir}/${site_makefile_frag} ] ; then
 618                                         echo "site_makefile_frag = ${srcdir}/${site_makefile_frag}" > Makefile.tem
 619                                         sed -e "/^####/  r ${srcdir}/${site_makefile_frag}" ${Makefile} >> Makefile.tem
 620                                 else
 621                                         echo "site_makefile_frag =" > Makefile.tem
 622                                         cat ${Makefile} >> Makefile.tem
 623                                 fi
 624                                 mv Makefile.tem ${Makefile}
 625                         fi
 626
 627                         # Conditionalize the makefile for this host.
 628                         if [ -f ${srcdir}/${host_makefile_frag} ] ; then
 629                                 echo "host_makefile_frag = ${srcdir}/${host_makefile_frag}" > Makefile.tem
 630                                 sed -e "/^####/  r ${srcdir}/${host_makefile_frag}" ${Makefile} >> Makefile.tem
 631                         else
 632                                 echo "host_makefile_frag =" > Makefile.tem
 633                                 cat ${Makefile} >> Makefile.tem
 634                         fi
 635                         mv Makefile.tem ${Makefile}
 636
 637                         # Conditionalize the makefile for this target.
 638                         if [ -f ${srcdir}/${target_makefile_frag} ] ; then
 639                                 echo "target_makefile_frag = ${srcdir}/${target_makefile_frag}" > Makefile.tem
 640                                 sed -e "/^####/  r ${srcdir}/${target_makefile_frag}" ${Makefile} >> Makefile.tem
 641                         else
 642                                 echo "target_makefile_frag =" > Makefile.tem
 643                                 cat ${Makefile} >> Makefile.tem
 644                         fi
 645                         mv Makefile.tem ${Makefile}
 646
 647                         # set srcdir
 648                         sed "s:^srcdir[         ]*=.*$:srcdir = ${srcdir}:" ${Makefile} > Makefile.tem
 649                         mv Makefile.tem ${Makefile}
 650
 651                         # set prefix
 652                         if [ -n "${prefix}" ] ; then
 653                                 sed "s:^prefix[         ]*=.*$:prefix = ${prefix}:" ${Makefile} > Makefile.tem
 654                                 mv Makefile.tem ${Makefile}
 655                         fi
 656
 657                         # set datadir
 658                         if [ -n "${datadir}" ] ; then
 659                                 sed "s:^datadir[        ]*=.*$:datadir = ${datadir}:" ${Makefile} > Makefile.tem
 660                                 mv Makefile.tem ${Makefile}
 661                         fi
 662
 663                         # reset SUBDIRS
 664                         sed "s:^SUBDIRS[        ]*=.*$:SUBDIRS = ${configdirs}:" ${Makefile} > Makefile.tem
 665                         mv Makefile.tem ${Makefile}
 666
 667                         # reset NONSUBDIRS
 668                         sed "s:^NONSUBDIRS[     ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" ${Makefile} > Makefile.tem
 669                         mv Makefile.tem ${Makefile}
 670
 671                         # remove any form feeds.
 672                         sed -e "s/\f//" ${Makefile} > Makefile.tem
 673                         mv Makefile.tem ${Makefile}
 674
 675                         # prepend warning about editting.
 676                         echo "# "${NO_EDIT} > ${Makefile}.tem
 677                         cat ${Makefile} >> ${Makefile}.tem
 678                         mv Makefile.tem ${Makefile}
 679
 680                         using=
 681                         if [ -f ${srcdir}/${host_makefile_frag} ] ; then
 682                                 using="${using} and \"${host_makefile_frag}\""
 683                         fi
 684                         if [ -f ${srcdir}/${target_makefile_frag} ] ; then
 685                                 using="${using} and \"${target_makefile_frag}\""
 686                         fi
 687                         if [ -n "${site}" -a \
 688                              -f ${srcdir}/${site_makefile_frag} ] ; then
 689                                 using="${using} and \"${site_makefile_frag}\""
 690                         fi
 691                         using=`echo "${using}" | sed 's/and/using/'`
 692                         using="Created \"${Makefile}\" in ${PWD}${using}."
 693
 694                         if [ -n "${verbose}" -o -z "${recurring}" ] ; then
 695                                 echo ${using}
 696                         fi
 697
 698                         . ${tmpfile}.pos
 699
 700                         # describe the chosen configuration in config.status.
 701                         # Make that file a shellscript which will reestablish
 702                         # the same configuration.  Used in Makefiles to rebuild
 703                         # Makefiles.
 704
 705                         if [ -z "${norecursion}" ] ; then
 706                                 arguments="${arguments} -norecursion"
 707                         fi
 708
 709                         echo "#!/bin/sh
 710 # ${NO_EDIT}
 711 # ${PWD} was configured as follows:
 712 ${progname}" ${arguments}  "
 713 # ${using}" > config.status
 714                         chmod a+x config.status
 715
 716 #                       originaldir=${PWD}
 717 #                       cd ${srcdir}
 718                 fi
 719
 720                 # If there are subdirectories, then recur.
 721                 if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
 722                         for configdir in ${configdirs} ; do
 723                                 if [ -n "${verbose}" ] ; then
 724                                         echo Configuring ${configdir}...
 725                                 fi
 726
 727                                 if [ -d ${srcdir}/${configdir} ] ; then
 728                                         if [ "${srcdir}" != "." ] ; then
 729                                                 if [ ! -d ./${configdir} ] ; then
 730                                                         mkdir ./${configdir}
 731                                                 fi
 732                                         fi
 733
 734                                         POPDIR=${PWD}
 735                                         cd ${configdir}
 736
 737 ### figure out what to do with srcdir
 738                                         case "${srcdir}" in
 739                                         ".") ;; # do nothing.  We're building in place.
 740                                         /*) srcdiroption="-srcdir=${srcdir}/${configdir}" ;; # absolute path
 741                                         *) srcdiroption="-srcdir=../${srcdir}/${configdir}" ;; # otherwise relative
 742                                         esac
 743
 744 ### The recursion line is here.
 745                                         if [ -f configure ] ; then
 746                                                 recprog=`pwd`/configure
 747                                         else
 748                                                 recprog=${progname}
 749                                         fi
 750
 751                                         if ${recprog} -recurring ${host_alias} -target=${target_alias} \
 752                                                 ${verbose} ${subdirs} ${removing} ${prefixoption} \
 753                                                 ${tmpdiroption} ${namesubdiroption} ${datadiroption} \
 754                                                 ${srcdiroption} ; then
 755                                                 true
 756                                         else
 757                                                 exit 1
 758                                         fi
 759
 760                                         cd ${POPDIR}
 761                                 elif [ -n "${verbose}" ] ; then
 762                                         echo Warning: source directory \"${srcdir}/${configdir}\" is missing.
 763                                 fi
 764                         done
 765                 fi
 766         done # for each target
 767
 768         # Now build a Makefile for this host.
 769 #       if [ -n "${subdirs}" -a ! -n "${removing}" ] ; then
 770 #               push=${PWD}
 771 #
 772 #               if [ -n "${objdir}" ] ; then
 773 #                       cd ${objdir}
 774 #               fi
 775 #
 776 #               cd ${hostsubdir}
 777 #               cat > GNUmakefile << 'E!O!F'
 778 ## Makefile generated by configure for host ${host_alias}.
 779 #
 780 #ALL := $(shell ls -d T-*)
 781 #
 782 #%:
 783 #       $(foreach subdir,$(ALL),$(MAKE) -C $(subdir) \$@ &&) true
 784 #
 785 #all:
 786 #E!O!F
 787 #               cd ${push}
 788 #       fi
 789 done # for each host
 790
 791 ### clean up.
 792
 793 # trap cmd above handles this now:
 794 #rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
 795
 796 exit 0
 797
 798 #
 799 # Local Variables:
 800 # fill-column: 131
 801 # End:
 802 #
 803
 804 # end of configure