ld/configure

   1 #!/bin/sh
   2 # Please do not edit this file.  It is generated automatically from
   3 # configure.in and a configure template.
   4 configdirs=
   5
   6 #!/bin/sh
   7
   8 # Configuration script template
   9 #   Copyright (C) 1988, 1990, 1991 Free Software Foundation, Inc.
  10
  11 #This file is part of GNU.
  12
  13 #GNU CC is free software; you can redistribute it and/or modify
  14 #it under the terms of the GNU General Public License as published by
  15 #the Free Software Foundation; either version 1, or (at your option)
  16 #any later version.
  17
  18 #GNU CC is distributed in the hope that it will be useful,
  19 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 #GNU General Public License for more details.
  22
  23 #You should have received a copy of the GNU General Public License
  24 #along with GNU CC; see the file COPYING.  If not, write to
  25 #the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  26
  27 # $Id$
  28
  29 #
  30 # Shell script to create proper links to machine-dependent files in
  31 # preparation for compilation.
  32 #
  33 # If configure succeeds, it leaves its status in config.status.
  34 # If configure fails after disturbing the status quo,
  35 #       config.status is removed.
  36 #
  37
  38 remove=rm
  39 hard_link=ln
  40 symbolic_link='ln -s'
  41
  42 #for Test
  43 #remove="echo rm"
  44 #hard_link="echo ln"
  45 #symbolic_link="echo ln -s"
  46
  47 # clear some things potentially inherited from environment.
  48 ansi=
  49 defaulttargets=
  50 destdir=
  51 fatal=
  52 hostsubdir=
  53 norecurse=
  54 removing=
  55 srcdir=
  56 srctrigger=
  57 target=
  58 targets=
  59 targetsubdir=
  60 template=
  61 verbose=
  62
  63 for arg in $*;
  64 do
  65         case ${arg} in
  66         -ansi | +ansi)
  67                 ansi=true
  68                 ;;
  69         -destdir=* | +destdir=* | +destdi=* | +destd=* | +dest=* | +des=* | +de=* | +d=*)
  70                 destdir=`echo ${arg} | sed 's/[+-]d[a-z]*=//'`
  71                 ;;
  72         -forcesubdirs | +forcesubdirs | +f)
  73                 forcesubdirs=${arg}
  74                 ;;
  75         -languages=* | +languages=* | +language=* | +languag=* \
  76                 | +langua=* | +langu=* | +lang=* | +lan=* | +la=* \
  77                 | +l=*)
  78                 languages="${languages} `echo ${arg} | sed 's/[+-]l[a-z]*=//'`"
  79                 ;;
  80         -gas | +gas | +ga | +g)
  81                 gas=yes
  82                 ;;
  83         -help | +h | +help)
  84                 fatal=true
  85                 ;;
  86         -nfp | +nfp | +nf | +n)
  87                 nfp=yes
  88                 ;;
  89         -norecurse | +norecurse)
  90                 norecurse=true
  91                 ;;
  92         -rm | +rm)
  93                 removing=${arg}
  94                 ;;
  95 #       -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=* | +s=*)
  96 #               srcdir=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
  97 #               ;;
  98         -target=* | +target=* | +targe=* | +targ=* | +tar=* | +ta=* | +t=*)
  99                 if [ -n "${targets}" ] ; then
 100                         forcesubdirs="+forcesubdirs"
 101                 fi
 102
 103                 newtargets="${targets} `echo ${arg} | sed 's/[+-]t[a-z]*=//'`"
 104                 targets="${newtargets}"
 105                 ;;
 106         -template=* | +template=*)
 107                 template=`echo ${arg} | sed 's/[+-]template=//'`
 108                 ;;
 109         +verbose | +verbos | +verbo | +verb | +ver | +ve | +v)
 110                 verbose=${arg}
 111                 ;;
 112         -* | +*)
 113                 (echo ;
 114                 echo "Unrecognized option: \"${arg}\"". ;
 115                 echo) 1>&2
 116                 fatal=true
 117                 ;;
 118         *)
 119                 if [ -n "${hosts}" ] ; then
 120                         forcesubdirs="+forcesubdirs"
 121                 fi
 122
 123                 newhosts="${hosts} ${arg}"
 124                 hosts=${newhosts}
 125                 ;;
 126         esac
 127 done
 128
 129 if [ -n "${verbose}" ] ; then
 130         echo `pwd`/configure $*
 131         echo targets=\"${targets}\"
 132 fi
 133
 134 # process host and target only if not rebuilding configure itself or removing.
 135 if [ -z "${template}" -a -z "${removing}" -a -z "${fatal}" ] ; then
 136         # Complain if an arg is missing
 137         if [ -z "${hosts}" ] ; then
 138                 (echo ;
 139                 echo "configure: No HOST specified." ;
 140                 echo) 2>&1
 141                 fatal=true
 142         fi
 143 fi
 144
 145 if [ -n "${fatal}" -o "${hosts}" = "help" ] ; then
 146         (echo "Usage: configure HOST" ;
 147         echo ;
 148         echo "Options: [defaults in brackets]" ;
 149         echo " +ansi            configure w/ANSI library. [no ansi lib]" ;
 150         echo " +destdir=MYDIR   configure for installation into MYDIR. [/usr/local]" ;
 151         echo " +forcesubdirs    configure in subdirectories.  [in source directories]" ;
 152         echo " +lang=LANG       configure to build LANG. [gcc]" ;
 153         echo " +help            print this message. [normal config]" ;
 154         echo " +gas             configure the compilers for use with gas. [native as]" ;
 155         echo " +nfp             configure the compilers default to soft floating point. [hard float]" ;
 156         echo " +norecurse       configure this directory only. [recurse]" ;
 157         echo " +rm              remove this configuration. [build a configuration]" ;
 158         echo " +target=TARGET   configure for TARGET.  [TARGET = HOST]" ;
 159         echo " +template=TEM    rebuild configure using TEM. [normal config]" ;
 160         echo ;
 161         echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
 162         echo "Asking for more than one \"+target\" implies \"+forcesubdirs\".  Any other" ;
 163         echo "options given will apply to all targets.") 1>&2
 164
 165         if [ -r config.status ] ; then
 166                 cat config.status
 167         fi
 168
 169         exit 1
 170 fi
 171
 172 #### configure.in common parts come in here.
 173 # This file is a shell script fragment that supplies the information
 174 # necessary to tailor a template configure script into the configure
 175 # script appropriate for this directory.  For more information, check
 176 # any existing configure script.
 177
 178 configdirs=
 179 srctrigger=ldversion.c
 180 srcname="linker"
 181
 182 ## end of common part
 183
 184 # are we rebuilding config itself?
 185 if [ -n "${template}" ] ; then
 186         if [ ! -r ${template} ] ; then
 187                 echo "Can't find template ${template}."
 188                 exit 1
 189         fi
 190
 191         mv configure configure.old
 192         echo "#!/bin/sh" > configure
 193         echo "# Please do not edit this file.  It is generated automatically from" >> configure
 194         echo "# configure.in and a configure template." >> configure
 195         echo "configdirs=" >> configure
 196         echo >> configure
 197
 198         if [ -r configure.in ] ; then
 199                 if [ -z "`grep '^# per\-host:' configure.in`" ] ; then
 200                         echo `pwd`/configure.in has no "per-host:" line.
 201                         exit 1
 202                 fi
 203
 204                 if [ -z "`grep '^# per\-target:' configure.in`" ] ; then
 205                         echo `pwd`/configure.in has no "per-target:" line.
 206                         exit 1
 207                 fi
 208
 209                 # split configure.in into common, per-host, and per-target parts
 210                 sed -e '/^# per\-host:/,$d' configure.in > configure.com
 211                 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' configure.in > configure.hst
 212                 sed -e '1,/^# per\-target:/d' configure.in > configure.tgt
 213
 214                 # and insert them
 215                 sed -e '/^#### configure.in common part/  r configure.com' \
 216                         -e '/^#### configure.in per\-host part/  r configure.hst' \
 217                         -e '/^#### configure.in per\-target part/  r configure.tgt' \
 218                         ${template} >> configure
 219
 220                 rm -f configure.com configure.tgt configure.hst
 221         else
 222                 echo Warning: no configure.in in `pwd`
 223                 cat ${template} >> configure
 224         fi
 225
 226         chmod a+x configure
 227         rm configure.old
 228         echo Rebuilt configure in `pwd`
 229
 230         if [ -z "${norecurse}" ] ; then
 231                 while [ -n "${configdirs}" ] ; do
 232                         # set configdir to car of configdirs, configdirs to cdr of configdirs
 233                         set ${configdirs}; configdir=$1; shift; configdirs=$*
 234
 235                         if [ "`echo ${configdir}.*`" != "${configdir}.*" ] ; then
 236                                 targetspecificdirs=${configdir}.*
 237                         else
 238                                 targetspecificdirs=
 239                         fi
 240
 241                         for i in ${configdir} ${targetspecificdirs} ; do
 242                                 if [ -r $i/configure ] ; then
 243                                         (cd $i ;
 244                                                 ./configure +template=${template} ${verbose})
 245                                 else
 246                                         echo No configure script in `pwd`/$i
 247                                 fi
 248                         done
 249                 done
 250         fi
 251
 252         exit 0
 253 fi
 254
 255 # some sanity checks on configure.in
 256 if [ -z "${srctrigger}" ] ; then
 257         echo srctrigger not set in configure.in. `pwd` not configured.
 258         exit 1
 259 fi
 260
 261 for host in ${hosts} ; do
 262         # Default other arg
 263         if [ -z "${targets}" -o -n "${defaulttargets}" ] ; then
 264                 targets=${host}
 265                 defaulttargets=true
 266         fi
 267
 268 #### configure.in per-host parts come in here.
 269
 270 ## end of per-target part
 271
 272
 273         for target in ${targets} ; do
 274
 275                 if [ -n "${verbose}" ] ; then
 276                         echo "  "target=\"${target}\"
 277                 fi
 278
 279 #### configure.in per-target parts come in here.
 280
 281 ## end of per-target part
 282
 283                 # Temporarily, we support only direct subdir builds.
 284                 hostsubdir=Host-${host}
 285                 targetsubdir=Target-${target}
 286
 287                 if [ -n "${removing}" ] ; then
 288                         if [ -d "${hostsubdir}/${targetsubdir}" ] ; then
 289                                 rm -rf ${hostsubdir}/${targetsubdir}
 290
 291                                 if [ -z "`(ls ${hostsubdir}) 2>&1 | grep Target-`" ] ; then
 292                                         rm -rf ${hostsubdir}
 293                                 fi
 294                         else
 295                                 rm -f Makefile config.status ${links}
 296                         fi
 297                 else
 298                         if [ -n "${forcesubdirs}" ] ; then
 299                                 # check for existing status before allowing forced subdirs.
 300                                 if [ -f Makefile ] ; then
 301                                         echo "Makefile already exists in source directory.  `pwd` not configured."
 302                                         exit 1
 303                                 fi
 304
 305                                 if [ ! -d ${hostsubdir} ] ; then mkdir ${hostsubdir} ; fi
 306                                 cd ${hostsubdir}
 307
 308                                 if [ ! -d ${targetsubdir} ] ; then mkdir ${targetsubdir} ; fi
 309                                 cd ${targetsubdir}
 310
 311                                 srcdir=../..
 312                         else
 313                                 # if not subdir builds, then make sure none exist.
 314                                 if [ -n "`(ls .) 2>&1 | grep Host-`" ] ; then
 315                                         echo "Configured subdirs exist.  `pwd` not configured."
 316                                         exit 1
 317                                 fi
 318                         fi
 319
 320                         # Find the source files, if location was not specified.
 321                         if [ -z "${srcdir}" ] ; then
 322                                 srcdirdefaulted=1
 323                                 srcdir=.
 324                                 if [ -n "${srctrigger}" -a ! -r ${srctrigger} ] ; then
 325                                         srcdir=..
 326                                 fi
 327                         fi
 328
 329                         if [ -n "${srctrigger}" -a ! -r ${srcdir}/${srctrigger} ] ; then
 330                                 if [ -z "${srcdirdefaulted}" ] ; then
 331                                   echo "${progname}: Can't find ${srcname} sources in \`${srcdir}'." 1>&2
 332                                 else
 333                                   echo "${progname}: Can't find ${srcname} sources in \`.' or \`..'." 1>&2
 334                                 fi
 335
 336                                 exit 1
 337                         fi
 338
 339                         # Set up the list of links to be made.
 340                         # ${links} is the list of link names, and ${files} is the list of names to link to.
 341
 342                         # Make the links.
 343                         while [ -n "${files}" ] ; do
 344                                 # set file to car of files, files to cdr of files
 345                                 set ${files}; file=$1; shift; files=$*
 346                                 set ${links}; link=$1; shift; links=$*
 347
 348                                 if [ ! -r ${srcdir}/${file} ] ; then
 349                                         echo "${progname}: cannot create a link \"${link}\"," 1>&2
 350                                         echo "since the file \"${file}\" does not exist." 1>&2
 351                                         exit 1
 352                                 fi
 353
 354                                 ${remove} -f ${link}
 355                                 rm -f config.status
 356                                 # Make a symlink if possible, otherwise try a hard link
 357                                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
 358
 359                                 if [ ! -r ${link} ] ; then
 360                                         echo "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
 361                                         exit 1
 362                                 fi
 363                                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
 364                         done
 365
 366                         # Create a .gdbinit file which runs the one in srcdir
 367                         # and tells GDB to look there for source files.
 368
 369                         case ${srcdir} in
 370                         .)
 371                                 ;;
 372                         *)
 373                                 echo "dir ." > .gdbinit
 374                                 echo "dir ${srcdir}" >> .gdbinit
 375                                 echo "source ${srcdir}/.gdbinit" >> .gdbinit
 376                                 ;;
 377                         esac
 378
 379                         # Install a makefile, and make it set VPATH
 380                         # if necessary so that the sources are found.
 381                         # Also change its value of srcdir.
 382
 383                 # FIXME-someday: This business of always writing to .tem and mv back
 384                 # is so that I don't screw things up while developing.  Once this
 385                 # template is stable, these should be optimized. xoxorich.
 386
 387                         # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
 388                         if [ "${host}" != "${target}" ] ; then
 389                                 echo "CROSS=-DCROSS_COMPILE" > Makefile
 390                                 echo "ALL=start.encap" >> Makefile
 391                         else
 392                                 echo "ALL=all.internal" > Makefile
 393                         fi
 394
 395                         # set target, host, VPATH
 396                         echo "host = ${host}" >> Makefile
 397                         echo "target = ${target}" >> Makefile
 398
 399                         if [ -n "${forcesubdirs}" ] ; then
 400                                 echo "subdir = /${hostsubdir}/${targetsubdir}" >> Makefile
 401                         else
 402                                 echo "subdir =" >> Makefile
 403                         fi
 404
 405                 #       echo "workdir = `pwd`" >> Makefile
 406                         echo "VPATH = ${srcdir}" >> Makefile
 407
 408                         # add Makefile.in
 409                         cat ${srcdir}/Makefile.in >> Makefile
 410
 411                         # and shake thoroughly.
 412                         host_var_file=hmake-${host}
 413                         target_var_file=tmake-${target}
 414
 415                         # Conditionalize the makefile for this host.
 416                         if [ -f ${srcdir}/config/${host_var_file} ] ; then
 417                                 sed -e "/^####/  r ${srcdir}/config/${host_var_file}" Makefile > Makefile.tem
 418                                 mv Makefile.tem Makefile
 419                         fi
 420
 421                         # Conditionalize the makefile for this target.
 422                         if [ -f ${srcdir}/config/${target_var_file} ] ; then
 423                                 sed -e "/^####/  r ${srcdir}/config/${target_var_file}" Makefile > Makefile.tem
 424                                 mv Makefile.tem Makefile
 425                         fi
 426
 427                         # set srcdir
 428                         sed "s@^srcdir = \.@srcdir = ${srcdir}@" Makefile > Makefile.tem
 429                         mv Makefile.tem Makefile
 430
 431                         # set destdir
 432                         if [ -n "${destdir}" ] ; then
 433                                 sed "s:^destdir =.*$:destdir = ${destdir}:" Makefile > Makefile.tem
 434                                 mv Makefile.tem Makefile
 435                         fi
 436
 437                         # Remove all formfeeds, since some Makes get confused by them.
 438                         sed "s/\f//" Makefile >> Makefile.tem
 439                         mv Makefile.tem Makefile
 440
 441                         # reset SUBDIRS
 442                         sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" Makefile > Makefile.tem
 443                         mv Makefile.tem Makefile
 444
 445                         # reset NONSUBDIRS
 446                         sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" Makefile > Makefile.tem
 447                         mv Makefile.tem Makefile
 448
 449                         using=
 450                         if [ -f ${srcdir}/config/${host_var_file} ] ; then
 451                                 using=" using \"${host_var_file}\""
 452                         fi
 453
 454                         if [ -f ${srcdir}/config/${target_var_file} ] ; then
 455                                 if [ -z "${using}" ] ; then
 456                                         andusing=" using \"${target_var_file}\""
 457                                 else
 458                                         andusing="${using} and \"${target_var_file}\""
 459                                 fi
 460                         else
 461                                 andusing=${using}
 462                         fi
 463
 464                         echo "Created \"Makefile\"" in `pwd`${andusing}.
 465
 466                         if [ "${host}" = "${target}" ] ; then
 467                                 echo "Links are now set up for use with a ${target}." \
 468                                         > config.status
 469                 #                       | tee ${srcdir}/config.status
 470                         else
 471                                 echo "Links are now set up for host ${host} and target ${target}." \
 472                                         > config.status
 473                 #                       | tee ${srcdir}/config.status
 474                         fi
 475
 476                         originaldir=`pwd`
 477                         cd ${srcdir}
 478                 fi
 479         done
 480 done
 481
 482 # If there are subdirectories, then recurse.
 483
 484 if [ -n "${norecurse}" -o -z "${configdirs}" ] ; then exit 0 ; fi
 485
 486 # configdirs is not null
 487 for configdir in ${configdirs} ; do
 488         echo Configuring ${configdir}...
 489         specifics=
 490         commons=
 491
 492         if [ -n "${defaulttargets}" ] ; then
 493                 for host in ${hosts} ; do
 494                         if [ -d ${configdir}.${host} ] ; then
 495                                 newspecifics="${specifics} ${host}"
 496                                 specifics=${newspecifics}
 497                         else
 498                                 newcommons="${commons} ${host}"
 499                                 commons=${newcommons}
 500                         fi # if target specific
 501                 done # for each host
 502
 503                 if [ -n "${commons}" ] ; then
 504                         (cd ${configdir} ;
 505                                 ./configure ${commons} ${verbose} ${forcesubdirs} ${removing}) \
 506                                 | sed 's/^/     /'
 507                 fi # if any common hosts
 508
 509                 if [ -n "${specifics}" ] ; then
 510                         for host in ${specifics} ; do
 511                                 echo Configuring target specific directory ${configdir}.${host}...
 512                                 (cd ${configdir}.${host} ;
 513                                         ./configure ${host} ${verbose} ${forcesubdirs} ${removing}) \
 514                                         | sed 's/^/     /'
 515                         done # for host in specifics
 516                 fi # if there are any specifics
 517         else
 518
 519                 for target in ${targets} ; do
 520                         if [ -d ${configdir}.${target} ] ; then
 521                                 newspecifics="${specifics} ${target}"
 522                                 specifics=${newspecifics}
 523                         else
 524                                 newcommons="${commons} +target=${target}"
 525                                 commons=${newcommons}
 526                         fi
 527
 528                 done # check for target specific dir override
 529
 530                 if [ -n "${verbose}" ] ; then
 531                         echo "  "commons=\"${commons}\"
 532                         echo "  "specifics=\"${specifics}\"
 533                 fi # if verbose
 534
 535                 if [ -n "${commons}" ] ; then
 536                         (cd ${configdir} ;
 537                                 ./configure ${hosts} ${verbose} ${forcesubdirs} ${removing} ${commons}) \
 538                                 | sed 's/^/     /'
 539                 fi # if any commons
 540
 541                 if [ -n "${specifics}" ] ; then
 542                         for target in ${specifics} ; do
 543                                 echo Configuring target specific directory ${configdir}.${target}...
 544                                 (cd ${configdir}.${target} ;
 545                                         ./configure ${hosts} ${verbose} ${forcesubdirs} ${removing} "+target=${target}") \
 546                                         | sed 's/^/     /'
 547                         done
 548                 fi # if any specifics
 549         fi # not default targets
 550 done
 551
 552 exit 0
 553
 554 #
 555 # $Log$
 556 # Revision 1.8  1991/04/17 01:41:32  rich
 557 # Fixed a problem with host dependent parts.
 558 #
 559 # Revision 1.6  1991/04/16  00:18:44  rich
 560 # Now handles multiple hosts and targets.
 561 #
 562 # Revision 1.5  1991/04/15  23:43:44  rich
 563 # Now handles multiple hosts and targets.
 564 #
 565 # Revision 1.4  1991/04/13  02:11:03  rich
 566 # Config cut 3.  We now almost install a29k.
 567 #
 568 # Revision 1.3  1991/04/11  02:41:54  rich
 569 # Cut 2 config.  Subdirs.
 570 #
 571 #
 572 #
 573
 574 #
 575 # Local Variables:
 576 # fill-column: 131
 577 # End:
 578 #
 579
 580 # end of configure.template