configure

   1 #!/bin/sh
   2
   3 # Configuration script
   4 #   Copyright (C) 1988, 1990, 1991 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 # $Id$
  23
  24 # Please email any bugs, comments, and/or additions to this file to:
  25 # configure@cygnus.com
  26
  27 #
  28 # Shell script to create proper links to machine-dependent files in
  29 # preparation for compilation.
  30 #
  31 # If configure succeeds, it leaves its status in config.status.
  32 # If configure fails after disturbing the status quo,
  33 #       config.status is removed.
  34 #
  35
  36 export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
  37
  38 #set -e
  39
  40 remove=rm
  41 hard_link=ln
  42 symbolic_link='ln -s'
  43
  44 #for Test
  45 #remove="echo rm"
  46 #hard_link="echo ln"
  47 #symbolic_link="echo ln -s"
  48
  49 # clear some things potentially inherited from environment.
  50
  51 Makefile=Makefile
  52 Makefile_in=Makefile.in
  53 ansi=
  54 arguments=$*
  55 commontargets=
  56 configdirs=
  57 ddestdir=
  58 defaulttargets=
  59 destdir=
  60 fatal=
  61 hostsubdir=
  62 idestdir=
  63 norecursion=
  64 objdir=
  65 objdiroption=
  66 progname=
  67 recurring=
  68 removing=
  69 srcdir=
  70 srctrigger=
  71 target=
  72 targets=
  73 targetsubdir=
  74 verbose=
  75
  76 for arg in $*;
  77 do
  78         case ${arg} in
  79         -ansi | +a*)
  80                 ansi=true
  81                 clib=clib
  82                 ;;
  83         -ddestdir=* | +ddestdir=* | +ddestdi=* | +ddestd=* | +ddest=* | +ddes=* | +dde=* | +dd=*)
  84                 ddestdir=`echo ${arg} | sed 's/[+-]dd[a-z]*=//'`
  85                 ;;
  86         -destdir=* | +destdir=* | +destdi=* | +destd=* | +dest=* | +des=* | +de=*)
  87                 destdir=`echo ${arg} | sed 's/[+-]d[a-z]*=//'`
  88                 ddestdir=${destdir}
  89                 idestdir=${destdir}
  90                 ;;
  91         -gas | +g*)
  92                 gas=yes
  93                 ;;
  94         -help | +h*)
  95                 fatal=true
  96                 ;;
  97         -idestdir=* | +idestdir=* | +idestdi=* | +idestd=* | +idest=* | +ides=* | +ide=* | +id=*)
  98                 idestdir=`echo ${arg} | sed 's/[+-]id[a-z]*=//'`
  99                 ;;
 100         -languages=* | +languages=* | +language=* | +languag=* \
 101                 | +langua=* | +langu=* | +lang=* | +lan=* | +la=* \
 102                 | +l=*)
 103                 languages="${languages} `echo ${arg} | sed 's/[+-]l[a-z]*=//'`"
 104                 ;;
 105         -nfp | +nf*)
 106                 nfp=yes
 107                 ;;
 108         -norecursion | +no*)
 109                 norecursion=true
 110                 ;;
 111         -objdir=* | +objdir=* | +objdi=* | +objd=* | +obj=* | +ob=* | +o=*)
 112                 objdiroption=${arg}
 113                 objdir=`echo ${arg} | sed 's/[+-]o[a-z]*=//'`
 114                 ;;
 115         -recurring | +recurring | +recurrin | +recurri | +recurr | +recur | +recu | +rec | +re)
 116                 recurring=true
 117                 arguments=`echo ${arguments} | sed "s:${arg}::"`
 118                 ;;
 119         -rm | +rm)
 120                 removing=${arg}
 121                 ;;
 122         -site=* | +site=* | +sit=* | +si=*)
 123                 site=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
 124                 ;;
 125 #       -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=*)
 126 #               srcdir=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
 127 #               ;;
 128         -subdirs | +su*)
 129                 subdirs=${arg}
 130                 ;;
 131         -target=* | +target=* | +targe=* | +targ=* | +tar=* | +ta=*)
 132                 if [ -n "${targets}" ] ; then
 133                         subdirs="+subdirs"
 134                 fi
 135
 136                 newtargets="${targets} `echo ${arg} | sed 's/[+-]t[a-z]*=//'`"
 137                 targets="${newtargets}"
 138                 ;;
 139         -tmpdir=* | +tmpdir=* | +tmpdi=* | +tmpd=* | +tmp=* | +tm=*)
 140                 tmpdiroption=${arg}
 141                 TMPDIR=`echo ${arg} | sed 's/[+-]t[a-z]*=//'`
 142                 ;;
 143         -v | -verbose | +v*)
 144                 verbose=${arg}
 145                 ;;
 146         -* | +*)
 147                 (echo ;
 148                 echo "Unrecognized option: \"${arg}\"". ;
 149                 echo) 1>&2
 150                 fatal=true
 151                 ;;
 152         *)
 153                 if [ -n "${hosts}" ] ; then
 154                         subdirs="+subdirs"
 155                 fi
 156
 157                 newhosts="${hosts} ${arg}"
 158                 hosts=${newhosts}
 159                 ;;
 160         esac
 161 done
 162
 163 if [ -n "${verbose}" ] ; then
 164         echo $0 $*
 165 fi
 166
 167 ## this is a little touchy and won't always work, but...
 168 ##
 169 ## if the argv[0] starts with a slash then it is an absolute name that can be
 170 ## used as is.
 171 ##
 172 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
 173 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
 174 ##
 175 ## otherwise we prepend `pwd` to $0 and hope that will give us an absolute
 176 ## path.
 177 ##
 178
 179 if (echo $0 | grep '^/' > /dev/null) ; then
 180         progname=$0
 181 else
 182         if (echo $0 | grep '/' > /dev/null) ; then
 183                 progname=`pwd`/$0
 184         else
 185                 progname=$0
 186                 PATH=$PATH:`pwd` ; export PATH
 187         fi
 188 fi
 189
 190 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 191
 192 if ${configsub} none >/dev/null 2>&1 ; then
 193         true
 194 else
 195         echo '***' cannot find config.sub.
 196         echo 1
 197 fi
 198
 199 # process host and target only if not removing.
 200 if [ -z "${removing}" -a -z "${fatal}" ] ; then
 201         # Complain if an arg is missing
 202         if [ -z "${hosts}" ] ; then
 203                 (echo ;
 204                 echo "configure: No HOST specified." ;
 205                 echo) 1>&2
 206                 fatal=true
 207         fi
 208 fi
 209
 210 if [ -n "${fatal}" -o "${hosts}" = "help" ] ; then
 211         (echo "Usage: configure HOST" ;
 212         echo ;
 213         echo "Options: [defaults in brackets]" ;
 214         echo " +ansi            configure w/ANSI library. [no ansi lib]" ;
 215         echo " +ddestdir=MYDIR  configure for installation host dependent files" ;
 216         echo "                  into MYDIR. [\"/usr/local\"]" ;
 217         echo " +idestdir=MYDIR  configure for installation host independent files" ;
 218         echo "                  into MYDIR. [\"/usr/local\"]" ;
 219         echo " +destdir=MYDIR   configure for installation of both host dependent and" ;
 220         echo "                  host independent files into MYDIR. [\"/usr/local\"]" ;
 221         echo " +gas             configure the compilers for use with gas. [native as]" ;
 222         echo " +help            print this message. [normal config]" ;
 223         echo " +lang=LANG       configure to build LANG. [gcc]" ;
 224         echo " +nfp             configure the compilers default to soft floating point. [hard float]" ;
 225         echo " +norecursion     configure this directory only. [recurse]" ;
 226         echo " +objdir=ODIR     configure in a parallel tree rooted in ODIR. [rooted in \".\"]" ;
 227         echo " +rm              remove this configuration. [build a configuration]" ;
 228         echo " +site            configure with site specific makefile" ;
 229 # This is correctly aligned in the output, even though it isn't here.
 230         echo " +subdirs configure in subdirectories.  [in source directories]" ;
 231         echo " +target=TARGET   configure for TARGET.  [TARGET = HOST]" ;
 232         echo " +tmpdir=TMPDIR   create temporary files in TMPDIR.  [ TMPDIR = \"/tmp\" ]" ;
 233         echo ;
 234         echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
 235         echo "Asking for more than one \"+target\" implies \"+subdirs\".  Any other" ;
 236         echo "options given will apply to all targets.") 1>&2
 237
 238         if [ -r config.status ] ; then
 239                 cat config.status
 240         fi
 241
 242         exit 1
 243 fi
 244
 245 ### break up configure.in.
 246 if [ -r configure.in ] ; then
 247         if [ -z "`grep '^# per\-host:' configure.in`" ] ; then
 248                 echo '***' `pwd`/configure.in has no "per-host:" line. 1>&2
 249                 exit 1
 250         fi
 251
 252         if [ -z "`grep '^# per\-target:' configure.in`" ] ; then
 253                 echo '***' `pwd`/configure.in has no "per-target:" line. 1>&2
 254                 exit 1
 255         fi
 256
 257         if [ -z "${TMPDIR}" ] ; then
 258                 TMPDIR=/tmp ; export TMPDIR
 259         fi
 260
 261         # keep this filename short for &%*%$*# 14 char file names
 262         tmpfile=${TMPDIR}/cONf$$
 263
 264         # split configure.in into common, per-host, per-target,
 265         # and post-target parts.  Post-target is optional.
 266         sed -e '/^# per\-host:/,$d' configure.in > ${tmpfile}.com
 267         sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' configure.in > ${tmpfile}.hst
 268         if grep '^# post-target:' configure.in >/dev/null ; then
 269           sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' configure.in > ${tmpfile}.tgt
 270           sed -e '1,/^# post\-target:/d' configure.in > ${tmpfile}.pos
 271         else
 272           sed -e '1,/^# per\-target:/d' configure.in > ${tmpfile}.tgt
 273           echo >${tmpfile}.pos
 274         fi
 275
 276 else
 277         echo '***' No configure.in in `pwd`
 278         exit 1
 279 fi
 280
 281 ### do common part of configure.in
 282
 283 . ${tmpfile}.com
 284
 285 # some sanity checks on configure.in
 286 if [ -z "${srctrigger}" ] ; then
 287         echo '***' srctrigger not set in `pwd`/configure.in.
 288         exit 1
 289 fi
 290
 291 for host in ${hosts} ; do
 292         # Default other arg
 293         if [ -z "${targets}" -o -n "${defaulttargets}" ] ; then
 294                 targets=${host}
 295                 defaulttargets=true
 296         fi
 297
 298         host_alias=${host}
 299
 300         result=`${configsub} ${host}`
 301         host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 302         host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 303         host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 304         host=${host_cpu}-${host_vendor}-${host_os}
 305         host_makefile_frag=config/mh-${host}
 306         if [ ! -f ${host_makefile_frag} ]
 307         then
 308                 host_makefile_frag=config/mh-${host_alias}
 309         fi
 310
 311         . ${tmpfile}.hst
 312
 313         for target in ${targets} ; do
 314
 315                 target_alias=${target}
 316                 result=`${configsub} ${target}`
 317                 target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 318                 target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 319                 target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 320                 target=${target_cpu}-${target_vendor}-${target_os}
 321                 target_makefile_frag=config/mt-${target}
 322                 if [ ! -f ${target_makefile_frag} ]
 323                 then
 324                         target_makefile_frag=config/mt-${target_alias}
 325                 fi
 326
 327                 . ${tmpfile}.tgt
 328
 329                 hostsubdir=H-${host_alias}
 330                 targetsubdir=T-${target_alias}
 331
 332                 if [ -n "${removing}" ] ; then
 333                         if [ -n "${objdir}" ] ; then
 334                                 echo '***' +rm not supported for +objdir.  Just \"rm -rf ${objdir}\" by hand.
 335                                 exit 1
 336                         fi
 337
 338                         if [ -n "${subdirs}" ] ; then
 339                                 if [ -d "${hostsubdir}" ] ; then
 340                                         rm -rf ${hostsubdir}/${targetsubdir}
 341
 342                                         if [ -z "`(ls ${hostsubdir}) 2>&1 | grep T- | grep -v T-independent`" ] ; then
 343                                                 rm -rf ${hostsubdir}
 344                                         fi
 345                                 else
 346                                         echo Warning: no `pwd`/${hostsubdir} to remove.
 347                                 fi
 348                         else
 349                                 rm -f ${Makefile} config.status ${links}
 350                         fi
 351                 else
 352                         if [ -n "${objdir}" ]; then
 353                                 srcdir=`pwd`
 354                                 cd ${objdir}
 355                         fi
 356
 357                         if [ -n "${subdirs}" ] ; then
 358                                 # check for existing status before allowing forced subdirs.
 359                                 if [ -f ${Makefile} ] ; then
 360                                         echo '***' "${Makefile} already exists in source directory.  `pwd` not configured." 1>&2
 361                                         exit 1
 362                                 fi
 363
 364                                 if [ ! -d ${hostsubdir} ] ; then mkdir ${hostsubdir} ; fi
 365                                 cd ${hostsubdir}
 366
 367                                 if [ ! -d ${targetsubdir} ] ; then
 368                                         if [ -z "${commontargets}" ] ; then
 369                                                 mkdir ${targetsubdir}
 370                                         else
 371                                                 if [ ! -d T-independent ] ; then
 372                                                         mkdir T-independent
 373                                                 fi
 374
 375                                                 ${symbolic_link} T-independent ${targetsubdir}
 376                                         fi # if target independent
 377                                 fi # if no target dir yet
 378
 379                                 cd ${targetsubdir}
 380
 381                                 if [ -z "${srcdir}" ] ; then
 382                                         srcdir=../..
 383                                 fi
 384                         else
 385                                 # if not subdir builds, then make sure none exist.
 386                                 if [ -n "`(ls .) 2>&1 | (grep H- ; true)`" ] ; then
 387                                         echo '***' "Configured subdirs exist.  `pwd` not configured." 1>&2
 388                                         exit 1
 389                                 else
 390                                         true
 391                                 fi
 392                         fi
 393
 394                         # Find the source files, if location was not specified.
 395                         if [ -z "${srcdir}" ] ; then
 396                                 srcdirdefaulted=1
 397                                 srcdir=.
 398                                 if [ -n "${srctrigger}" -a ! -r ${srctrigger} ] ; then
 399                                         srcdir=..
 400                                 fi
 401                         fi
 402
 403                         if [ -n "${srctrigger}" -a ! -r ${srcdir}/${srctrigger} ] ; then
 404                                 if [ -z "${srcdirdefaulted}" ] ; then
 405                                         echo '***' "${progname}: Can't find ${srcname} sources in `pwd`/${srcdir}" 1>&2
 406                                 else
 407                                         echo '***' "${progname}: Can't find ${srcname} sources in `pwd`/. or `pwd`/.." 1>&2
 408                                 fi
 409
 410                                 echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 411                                 exit 1
 412                         fi
 413
 414                         # Set up the list of links to be made.
 415                         # ${links} is the list of link names, and ${files} is the list of names to link to.
 416
 417                         # Make the links.
 418                         while [ -n "${files}" ] ; do
 419                                 # set file to car of files, files to cdr of files
 420                                 set ${files}; file=$1; shift; files=$*
 421                                 set ${links}; link=$1; shift; links=$*
 422
 423                                 if [ ! -r ${srcdir}/${file} ] ; then
 424                                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
 425                                         echo '***' "since the file \"${file}\" does not exist." 1>&2
 426                                         exit 1
 427                                 fi
 428
 429                                 ${remove} -f ${link}
 430                                 rm -f config.status
 431                                 # Make a symlink if possible, otherwise try a hard link
 432                                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
 433
 434                                 if [ ! -r ${link} ] ; then
 435                                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
 436                                         exit 1
 437                                 fi
 438
 439                                 if [ -n "${verbose}" ] ; then
 440                                         echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
 441                                 fi
 442                         done
 443
 444                         # Create a .gdbinit file which runs the one in srcdir
 445                         # and tells GDB to look there for source files.
 446
 447                         case ${srcdir} in
 448                         .)
 449                                 ;;
 450                         *)
 451                                 echo "dir ." > .gdbinit
 452                                 echo "dir ${srcdir}" >> .gdbinit
 453                                 echo "source ${srcdir}/.gdbinit" >> .gdbinit
 454                                 ;;
 455                         esac
 456
 457                         # Install a makefile, and make it set VPATH
 458                         # if necessary so that the sources are found.
 459                         # Also change its value of srcdir.
 460
 461                 # FIXME-someday: This business of always writing to .tem and mv back
 462                 # is so that I don't screw things up while developing.  Once this
 463                 # template is stable, these should be optimized. xoxorich.
 464
 465                         # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
 466                         if [ "${host}" != "${target}" ] ; then
 467                                 echo "CROSS=-DCROSS_COMPILE" > ${Makefile}
 468                                 echo "ALL=start.encap" >> ${Makefile}
 469                         else
 470                                 echo "ALL=all.internal" > ${Makefile}
 471                         fi
 472
 473                         # set target, host, VPATH
 474                         echo "host_alias = ${host_alias}" >> ${Makefile}
 475                         echo "host_cpu = ${host_cpu}" >> ${Makefile}
 476                         echo "host_vendor = ${host_vendor}" >> ${Makefile}
 477                         echo "host_os = ${host_os}" >> ${Makefile}
 478
 479                         echo "target_alias = ${target_alias}" >> ${Makefile}
 480                         echo "target_cpu = ${target_cpu}" >> ${Makefile}
 481                         echo "target_vendor = ${target_vendor}" >> ${Makefile}
 482                         echo "target_os = ${target_os}" >> ${Makefile}
 483
 484                         if [ -n "${subdirs}" ] ; then
 485                                 (echo "subdir = /${hostsubdir}/${targetsubdir}" ;
 486                                         echo "unsubdir = ../..") >> ${Makefile}
 487                         else
 488                                 (echo "subdir =" ;
 489                                         echo "unsubdir = .") >> ${Makefile}
 490                         fi
 491
 492                 #       echo "workdir = `pwd`" >> ${Makefile}
 493                         echo "VPATH = ${srcdir}" >> ${Makefile}
 494
 495                         # add "Makefile.in" (or whatever it's called)
 496                         cat ${srcdir}/${Makefile_in} >> ${Makefile}
 497
 498                         # Conditionalize the makefile for this site.
 499                         if [ -n "${site}" ] ; then
 500                                 site_makefile_frag=config/ms-${site}
 501
 502                                 if [ -f ${srcdir}/${site_makefile_frag} ] ; then
 503                                         (echo "site_makefile_frag = ${srcdir}/${site_makefile_frag}" ;
 504                                                 sed -e "/^####/  r ${srcdir}/${site_makefile_frag}" ${Makefile}) > Makefile.tem
 505                                 else
 506                                         (echo "site_makefile_frag =" ;
 507                                                 cat ${Makefile}) > Makefile.tem
 508                                 fi
 509                                 mv Makefile.tem ${Makefile}
 510                         fi
 511
 512                         # Conditionalize the makefile for this host.
 513                         if [ -f ${srcdir}/${host_makefile_frag} ] ; then
 514                                 (echo "host_makefile_frag = ${srcdir}/${host_makefile_frag}" ;
 515                                         sed -e "/^####/  r ${srcdir}/${host_makefile_frag}" ${Makefile}) > Makefile.tem
 516                         else
 517                                 (echo "host_makefile_frag =" ;
 518                                         cat ${Makefile}) > Makefile.tem
 519                         fi
 520                         mv Makefile.tem ${Makefile}
 521
 522                         # Conditionalize the makefile for this target.
 523                         if [ -f ${srcdir}/${target_makefile_frag} ] ; then
 524                                 (echo "target_makefile_frag = ${srcdir}/${target_makefile_frag}" ;
 525                                         sed -e "/^####/  r ${srcdir}/${target_makefile_frag}" ${Makefile}) > Makefile.tem
 526                         else
 527                                 (echo "target_makefile_frag =" ;
 528                                         cat ${Makefile}) > Makefile.tem
 529                         fi
 530                         mv Makefile.tem ${Makefile}
 531
 532                         # set srcdir
 533                         sed "s@^srcdir = \.@srcdir = ${srcdir}@" ${Makefile} > Makefile.tem
 534                         mv Makefile.tem ${Makefile}
 535
 536                         # set ddestdir
 537                         if [ -n "${ddestdir}" ] ; then
 538                                 sed "s:^ddestdir =.*$:ddestdir = ${ddestdir}:" ${Makefile} > Makefile.tem
 539                                 mv Makefile.tem ${Makefile}
 540                         fi
 541
 542                         # set idestdir
 543                         if [ -n "${idestdir}" ] ; then
 544                                 sed "s:^idestdir =.*$:idestdir = ${idestdir}:" ${Makefile} > Makefile.tem
 545                                 mv Makefile.tem ${Makefile}
 546                         fi
 547
 548                         # reset SUBDIRS
 549                         sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" ${Makefile} > Makefile.tem
 550                         mv Makefile.tem ${Makefile}
 551
 552                         # reset NONSUBDIRS
 553                         sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" ${Makefile} > Makefile.tem
 554                         mv Makefile.tem ${Makefile}
 555
 556                         # remove any form feeds.
 557                         sed -e "s/\f//" ${Makefile} > Makefile.tem
 558                         mv Makefile.tem ${Makefile}
 559
 560                         using=
 561                         if [ -f ${srcdir}/${host_makefile_frag} ] ; then
 562                                 using="${using} and \"${host_makefile_frag}\""
 563                         fi
 564                         if [ -f ${srcdir}/${target_makefile_frag} ] ; then
 565                                 using="${using} and \"${target_makefile_frag}\""
 566                         fi
 567                         if [ -n "${site}" -a \
 568                              -f ${srcdir}/${site_makefile_frag} ] ; then
 569                                 using="${using} and \"${site_makefile_frag}\""
 570                         fi
 571                         using=`echo "${using}" | sed 's/and/using/'`
 572                         using="Created \"${Makefile}\" in `pwd`${using}."
 573
 574                         if [ -n "${verbose}" -o -z "${recurring}" ] ; then
 575                                 echo ${using}
 576                         fi
 577
 578                         . ${tmpfile}.pos
 579
 580                         # describe the chosen configuration in config.status.
 581                         # Make that file a shellscript which will reestablish
 582                         # the same configuration.  Used in Makefiles to rebuild
 583                         # Makefiles.
 584
 585                         echo "#!/bin/sh
 586 # `pwd` was configured as follows:
 587 (cd ${srcdir} ; ${progname}" ${arguments} `if [ -z "${norecursion}" ] ; then echo +norecursion ; else true ; fi` ")
 588 # ${using}" > config.status
 589                         chmod a+x config.status
 590
 591                         originaldir=`pwd`
 592                         cd ${srcdir}
 593                 fi
 594
 595                 # If there are subdirectories, then recurse.
 596                 if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
 597                         for configdir in ${configdirs} ; do
 598                                 if [ -n "${verbose}" ] ; then
 599                                         echo Configuring ${configdir}...
 600                                 fi
 601
 602                                 if [ -d ${configdir} ] ; then
 603                                         if [ -n "${objdir}" ] ; then
 604                                                 if [ ! -d ${objdir}/${configdir} ] ; then
 605                                                         mkdir ${objdir}/${configdir}
 606                                                 fi
 607                                         fi
 608
 609                                         POPDIR=`pwd`
 610                                         cd ${configdir}
 611
 612                                         if (${progname} +recurring ${host_alias} +target=${target_alias} \
 613                                                 ${verbose} ${subdirs} ${removing} +ddestdir=${ddestdir} +idestdir=${idestdir} \
 614                                                 `if [ -n "${objdir}" ] ; then echo +objdir=${objdir}/${configdir} ; fi` \
 615                                                 ${tmpdiroption}) ; then
 616                                                 true
 617                                         else
 618                                                 exit 1
 619                                         fi
 620
 621                                         cd ${POPDIR}
 622
 623 #                                       (cd ${configdir} ;
 624 #                                               if (${progname} +recurring ${host_alias} +target=${target_alias} \
 625 #                                                       ${verbose} ${subdirs} ${removing} +destdir=${destdir} \
 626 #                                                       `if [ -n "${objdir}" ] ; then echo +objdir=${objdir}/${configdir} ; fi` \
 627 #                                                       ${tmpdiroption}) ; then true ; else exit 1 ; fi) \
 628 #                                               | sed 's/^/     /'
 629                                 else
 630                                         if [ -n "${verbose}" ] ; then
 631                                                 echo Warning: directory \"${configdir}\" is missing.
 632                                         fi
 633                                 fi
 634                         done
 635                 fi
 636         done # for each target
 637
 638         # Now build a Makefile for this host.
 639         if [ -n "${subdirs}" -a ! -n "${removing}" ] ; then
 640                 push=`pwd`
 641
 642                 if [ -n "${objdir}" ] ; then
 643                         cd ${objdir}
 644                 fi
 645
 646                 cd ${hostsubdir}
 647                 cat > GNUmakefile << 'E!O!F'
 648 # Makefile generated by configure for host ${host_alias}.
 649
 650 ALL := $(shell ls -d T-*)
 651
 652 %:
 653         $(foreach subdir,$(ALL),$(MAKE) -C $(subdir) \$@ &&) true
 654
 655 all:
 656 E!O!F
 657                 cd ${push}
 658         fi
 659 done # for each host
 660
 661 ### clean up.
 662
 663 rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
 664
 665 exit 0
 666
 667 #
 668 #
 669 # $Log$
 670 # Revision 1.68  1991/11/09 11:34:52  rich
 671 # correct a comment
 672 #
 673 # Revision 1.67  1991/11/06  22:28:08  rich
 674 # pass +idestdir and +ddestdir
 675 #
 676 # Revision 1.66  1991/11/05  04:02:14  rich
 677 # don't allow +recurring to reach config.status
 678 #
 679 # Revision 1.65  1991/11/01  00:25:28  rich
 680 # new install theme
 681 #
 682 # Revision 1.64  1991/10/30  06:55:25  rich
 683 # suck in site makefile frags first
 684 #
 685 # Revision 1.63  1991/10/25  02:07:18  steve
 686 # More name changing
 687 #
 688 # Revision 1.62  1991/10/24  11:59:03  rich
 689 # add null definitions for makefile_frag_foo
 690 #
 691 # Revision 1.61  1991/10/24  00:23:59  hgs
 692 # Allow for using tmake-sun4
 693 #
 694 # Revision 1.60  1991/10/23  21:48:28  rich
 695 # Makefiles should include the makefile frag names even if the makefile
 696 # frag doesn't exist in *this* directory.  Otherwise we inherit the
 697 # variable setting from our parent Makefile.
 698 #
 699 # Revision 1.59  1991/10/16  19:53:31  gnu
 700 # Update for SCO problems.
 701 #
 702 # * Fix "Larry Wall kludge" line so it works.  If this script is run by csh,
 703 # it will complain, feed itself to sh, and complain some more.  But will work.
 704 #
 705 # * Use <14 char file names in /tmp.
 706 #
 707 # Revision 1.58  1991/10/16  06:12:52  rich
 708 # Two small bugs.  First, single quoted sed line doesn't need to quote
 709 # '$'.  Second, use quotes around the hereis document trigger in order
 710 # to quote the entire contents of the hereis document.
 711 #
 712 # Revision 1.57  1991/10/11  05:31:05  gnu
 713 # Simplify "Using" message code.  Put the message that configure prints
 714 # (or suppresses) into the config.status file as a comment.
 715 #
 716 # Revision 1.56  1991/10/10  05:01:47  rich
 717 # Remove the set -e but protect the recusion call.
 718 #
 719 # Revision 1.55  1991/10/10  04:57:23  rich
 720 # * Die when sub-configure's do.
 721 # * get the makefile building message line correct.
 722 # * set -e
 723 #
 724 # Revision 1.54  1991/10/10  01:04:42  rich
 725 # Backed out the "/bin/sh config.sub" change.  Fails when config.sub was
 726 # on PATH.
 727 #
 728 # Revision 1.53  1991/10/10  00:38:08  rich
 729 # Call config.sub as "/bin/sh config.sub" instead of directly.  This
 730 # protects us from the case where config.sub isn't executable.
 731 #
 732 # Revision 1.52  1991/10/09  00:48:26  rich
 733 # Another patch from jim.
 734 #
 735 # Revision 1.51  1991/10/08  06:07:58  wilson
 736 # Fix bug in smake- file code.
 737 #
 738 # Revision 1.50  1991/10/04  23:49:37  rich
 739 # Per's patch for my config.sub botch.
 740 #
 741 # Revision 1.49  1991/10/04  22:52:09  rich
 742 # Use john's heuristic for finding ourselves.  kinda like hare krishna.
 743 #
 744 # Revision 1.48  1991/10/02  13:17:28  rich
 745 # take out the set -e for now
 746 #
 747 # Revision 1.47  1991/10/02  10:02:23  rich
 748 # * temporary files in TMPDIR
 749 # * +objdir
 750 #
 751 # Revision 1.46  1991/10/02  06:29:53  rich
 752 # Added +site=foo option for naming site specific Makefile fragments.
 753 #
 754 # Revision 1.45  1991/10/02  06:15:13  rich
 755 # Removed +f option.  Used to stand for +forcesubdirs which is now
 756 # called +subdirs.
 757 #
 758 # Revision 1.44  1991/10/02  06:02:35  rich
 759 # Added rcs log line.
 760 #
 761 #
 762 #
 763
 764 #
 765 # Local Variables:
 766 # fill-column: 131
 767 # End:
 768 #
 769
 770 # end of configure