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 progname=$0
  48
  49 # clear some things potentially inherited from environment.
  50 ansi=
  51 defaulttargets=
  52 destdir=
  53 fatal=
  54 hostsubdir=
  55 norecurse=
  56 removing=
  57 srcdir=
  58 srctrigger=
  59 target=
  60 targets=
  61 targetsubdir=
  62 template=
  63 verbose=
  64
  65 for arg in $*;
  66 do
  67         case ${arg} in
  68         -ansi | +ansi)
  69                 ansi=true
  70                 ;;
  71         -destdir=* | +destdir=* | +destdi=* | +destd=* | +dest=* | +des=* | +de=* | +d=*)
  72                 destdir=`echo ${arg} | sed 's/[+-]d[a-z]*=//'`
  73                 ;;
  74         -forcesubdirs | +forcesubdirs | +forcesubdir | +forcesubdi | +forcesubd \
  75         | +forcesub | +forcesu | +forces | +force | +forc | +for | +fo | +f)
  76                 forcesubdirs=${arg}
  77                 ;;
  78         -languages=* | +languages=* | +language=* | +languag=* \
  79                 | +langua=* | +langu=* | +lang=* | +lan=* | +la=* \
  80                 | +l=*)
  81                 languages="${languages} `echo ${arg} | sed 's/[+-]l[a-z]*=//'`"
  82                 ;;
  83         -gas | +gas | +ga | +g)
  84                 gas=yes
  85                 ;;
  86         -help | +h | +help)
  87                 fatal=true
  88                 ;;
  89         -nfp | +nfp | +nf | +n)
  90                 nfp=yes
  91                 ;;
  92         -norecurse | +norecurse)
  93                 norecurse=true
  94                 ;;
  95         -rm | +rm)
  96                 removing=${arg}
  97                 ;;
  98 #       -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=* | +s=*)
  99 #               srcdir=`echo ${arg} | sed 's/[+-]s[a-z]*=//'`
 100 #               ;;
 101         -target=* | +target=* | +targe=* | +targ=* | +tar=* | +ta=* | +t=*)
 102                 if [ -n "${targets}" ] ; then
 103                         forcesubdirs="+forcesubdirs"
 104                 fi
 105
 106                 newtargets="${targets} `echo ${arg} | sed 's/[+-]t[a-z]*=//'`"
 107                 targets="${newtargets}"
 108                 ;;
 109         -template=* | +template=*)
 110                 template=`echo ${arg} | sed 's/[+-]template=//'`
 111                 ;;
 112         +verbose | +verbos | +verbo | +verb | +ver | +ve | +v)
 113                 verbose=${arg}
 114                 ;;
 115         -* | +*)
 116                 (echo ;
 117                 echo "Unrecognized option: \"${arg}\"". ;
 118                 echo) 1>&2
 119                 fatal=true
 120                 ;;
 121         *)
 122                 if [ -n "${hosts}" ] ; then
 123                         forcesubdirs="+forcesubdirs"
 124                 fi
 125
 126                 newhosts="${hosts} ${arg}"
 127                 hosts=${newhosts}
 128                 ;;
 129         esac
 130 done
 131
 132 if [ -n "${verbose}" ] ; then
 133         echo `pwd`/configure $*
 134         echo targets=\"${targets}\"
 135 fi
 136
 137 # process host and target only if not rebuilding configure itself or removing.
 138 if [ -z "${template}" -a -z "${removing}" -a -z "${fatal}" ] ; then
 139         # Complain if an arg is missing
 140         if [ -z "${hosts}" ] ; then
 141                 (echo ;
 142                 echo "configure: No HOST specified." ;
 143                 echo) 2>&1
 144                 fatal=true
 145         fi
 146 fi
 147
 148 if [ -n "${fatal}" -o "${hosts}" = "help" ] ; then
 149         (echo "Usage: configure HOST" ;
 150         echo ;
 151         echo "Options: [defaults in brackets]" ;
 152         echo " +ansi            configure w/ANSI library. [no ansi lib]" ;
 153         echo " +destdir=MYDIR   configure for installation into MYDIR. [/usr/local]" ;
 154         echo " +forcesubdirs    configure in subdirectories.  [in source directories]" ;
 155         echo " +lang=LANG       configure to build LANG. [gcc]" ;
 156         echo " +help            print this message. [normal config]" ;
 157         echo " +gas             configure the compilers for use with gas. [native as]" ;
 158         echo " +nfp             configure the compilers default to soft floating point. [hard float]" ;
 159         echo " +norecurse       configure this directory only. [recurse]" ;
 160         echo " +rm              remove this configuration. [build a configuration]" ;
 161         echo " +target=TARGET   configure for TARGET.  [TARGET = HOST]" ;
 162         echo " +template=TEM    rebuild configure using TEM. [normal config]" ;
 163         echo ;
 164         echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
 165         echo "Asking for more than one \"+target\" implies \"+forcesubdirs\".  Any other" ;
 166         echo "options given will apply to all targets.") 1>&2
 167
 168         if [ -r config.status ] ; then
 169                 cat config.status
 170         fi
 171
 172         exit 1
 173 fi
 174
 175 #### configure.in common parts come in here.
 176 # This file is a shell script fragment that supplies the information
 177 # necessary to tailor a template configure script into the configure
 178 # script appropriate for this directory.  For more information, check
 179 # any existing configure script.
 180
 181 configdirs=
 182 srctrigger=ldver.c
 183 srcname="linker"
 184
 185 ## end of common part.
 186
 187 # are we rebuilding config itself?
 188 if [ -n "${template}" ] ; then
 189         if [ ! -r ${template} ] ; then
 190                 echo "Can't find template ${template}."
 191                 exit 1
 192         fi
 193
 194 # prep the template
 195         sed -e '/^#### configure.in common parts come in here.$/,/^## end of common part.$/c\
 196 #### configure.in common parts come in here.\
 197 ## end of common part.' \
 198         -e '/^#### configure.in per-host parts come in here.$/,/^## end of per-host part.$/c\
 199 #### configure.in per-host parts come in here.\
 200 ## end of per-host part.' \
 201         -e '/^#### configure.in per-target parts come in here.$/,/^## end of per-target part.$/c\
 202 #### configure.in per-target parts come in here.\
 203 ## end of per-target part.' \
 204         < ${template} > template.new
 205
 206         if [ -r configure.in ] ; then
 207                 if [ -z "`grep '^# per\-host:' configure.in`" ] ; then
 208                         echo `pwd`/configure.in has no "per-host:" line.
 209                         exit 1
 210                 fi
 211
 212                 if [ -z "`grep '^# per\-target:' configure.in`" ] ; then
 213                         echo `pwd`/configure.in has no "per-target:" line.
 214                         exit 1
 215                 fi
 216
 217                 # split configure.in into common, per-host, and per-target parts
 218                 sed -e '/^# per\-host:/,$d' configure.in > configure.com
 219                 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' configure.in > configure.hst
 220                 sed -e '1,/^# per\-target:/d' configure.in > configure.tgt
 221
 222                 # and insert them
 223                 sed -e '/^#### configure.in common parts come in here.$/  r configure.com' \
 224                         -e '/^#### configure.in per\-host parts come in here.$/  r configure.hst' \
 225                         -e '/^#### configure.in per\-target parts come in here.$/  r configure.tgt' \
 226                         template.new > configure.new
 227
 228                 rm -f configure.com configure.tgt configure.hst
 229         else
 230                 echo Warning: no configure.in in `pwd`
 231                 cat ${template} >> configure
 232         fi
 233
 234         chmod a+x configure.new
 235         rm template.new
 236 #       mv configure configure.old
 237         mv configure.new configure
 238         echo Rebuilt configure in `pwd`
 239
 240         if [ -z "${norecurse}" ] ; then
 241                 while [ -n "${configdirs}" ] ; do
 242                         # set configdir to car of configdirs, configdirs to cdr of configdirs
 243                         set ${configdirs}; configdir=$1; shift; configdirs=$*
 244
 245                         if [ "`echo ${configdir}.*`" != "${configdir}.*" ] ; then
 246                                 targetspecificdirs=${configdir}.*
 247                         else
 248                                 targetspecificdirs=
 249                         fi
 250
 251                         for i in ${configdir} ${targetspecificdirs} ; do
 252                                 if [ -r $i/configure ] ; then
 253                                         (cd $i ;
 254                                                 ./configure +template=${template} ${verbose})
 255                                 else
 256                                         echo No configure script in `pwd`/$i
 257                                 fi
 258                         done
 259                 done
 260         fi
 261
 262         exit 0
 263 fi
 264
 265 # some sanity checks on configure.in
 266 if [ -z "${srctrigger}" ] ; then
 267         echo srctrigger not set in configure.in. `pwd` not configured.
 268         exit 1
 269 fi
 270
 271 for host in ${hosts} ; do
 272         # Default other arg
 273         if [ -z "${targets}" -o -n "${defaulttargets}" ] ; then
 274                 targets=${host}
 275                 defaulttargets=true
 276         fi
 277
 278 #### configure.in per-host parts come in here.
 279
 280 ## end of per-host part.
 281
 282
 283         for target in ${targets} ; do
 284
 285                 if [ -n "${verbose}" ] ; then
 286                         echo "  "target=\"${target}\"
 287                 fi
 288
 289 #### configure.in per-target parts come in here.
 290
 291 ## end of per-target part.
 292
 293                 # Temporarily, we support only direct subdir builds.
 294                 hostsubdir=Host-${host}
 295                 targetsubdir=Target-${target}
 296
 297                 if [ -n "${removing}" ] ; then
 298                         if [ -n "${forcesubdirs}" ] ; then
 299                                 if [ -d "${hostsubdir}" ] ; then
 300                                         rm -rf ${hostsubdir}/${targetsubdir}
 301
 302                                         if [ -z "`(ls ${hostsubdir}) 2>&1 | grep Target-`" ] ; then
 303                                                 rm -rf ${hostsubdir}
 304                                         fi
 305                                 else
 306                                         echo Warning: no `pwd`/${hostsubdir} to remove.
 307                                 fi
 308                         else
 309                                 rm -f Makefile config.status ${links}
 310                         fi
 311                 else
 312                         if [ -n "${forcesubdirs}" ] ; then
 313                                 # check for existing status before allowing forced subdirs.
 314                                 if [ -f Makefile ] ; then
 315                                         echo "Makefile already exists in source directory.  `pwd` not configured."
 316                                         exit 1
 317                                 fi
 318
 319                                 if [ ! -d ${hostsubdir} ] ; then mkdir ${hostsubdir} ; fi
 320                                 cd ${hostsubdir}
 321
 322                                 if [ ! -d ${targetsubdir} ] ; then mkdir ${targetsubdir} ; fi
 323                                 cd ${targetsubdir}
 324
 325                                 srcdir=../..
 326                         else
 327                                 # if not subdir builds, then make sure none exist.
 328                                 if [ -n "`(ls .) 2>&1 | grep Host-`" ] ; then
 329                                         echo "Configured subdirs exist.  `pwd` not configured."
 330                                         exit 1
 331                                 fi
 332                         fi
 333
 334                         # Find the source files, if location was not specified.
 335                         if [ -z "${srcdir}" ] ; then
 336                                 srcdirdefaulted=1
 337                                 srcdir=.
 338                                 if [ -n "${srctrigger}" -a ! -r ${srctrigger} ] ; then
 339                                         srcdir=..
 340                                 fi
 341                         fi
 342
 343                         if [ -n "${srctrigger}" -a ! -r ${srcdir}/${srctrigger} ] ; then
 344                                 if [ -z "${srcdirdefaulted}" ] ; then
 345                                         echo "${progname}: Can't find ${srcname} sources in `pwd`/${srcdir}" 1>&2
 346                                 else
 347                                         echo "${progname}: Can't find ${srcname} sources in `pwd`/. or `pwd`/.." 1>&2
 348                                 fi
 349
 350                                 echo \(At least ${srctrigger} is missing.\) 1>&2
 351                                 exit 1
 352                         fi
 353
 354                         # Set up the list of links to be made.
 355                         # ${links} is the list of link names, and ${files} is the list of names to link to.
 356
 357                         # Make the links.
 358                         while [ -n "${files}" ] ; do
 359                                 # set file to car of files, files to cdr of files
 360                                 set ${files}; file=$1; shift; files=$*
 361                                 set ${links}; link=$1; shift; links=$*
 362
 363                                 if [ ! -r ${srcdir}/${file} ] ; then
 364                                         echo "${progname}: cannot create a link \"${link}\"," 1>&2
 365                                         echo "since the file \"${file}\" does not exist." 1>&2
 366                                         exit 1
 367                                 fi
 368
 369                                 ${remove} -f ${link}
 370                                 rm -f config.status
 371                                 # Make a symlink if possible, otherwise try a hard link
 372                                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
 373
 374                                 if [ ! -r ${link} ] ; then
 375                                         echo "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
 376                                         exit 1
 377                                 fi
 378                                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
 379                         done
 380
 381                         # Create a .gdbinit file which runs the one in srcdir
 382                         # and tells GDB to look there for source files.
 383
 384                         case ${srcdir} in
 385                         .)
 386                                 ;;
 387                         *)
 388                                 echo "dir ." > .gdbinit
 389                                 echo "dir ${srcdir}" >> .gdbinit
 390                                 echo "source ${srcdir}/.gdbinit" >> .gdbinit
 391                                 ;;
 392                         esac
 393
 394                         # Install a makefile, and make it set VPATH
 395                         # if necessary so that the sources are found.
 396                         # Also change its value of srcdir.
 397
 398                 # FIXME-someday: This business of always writing to .tem and mv back
 399                 # is so that I don't screw things up while developing.  Once this
 400                 # template is stable, these should be optimized. xoxorich.
 401
 402                         # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
 403                         if [ "${host}" != "${target}" ] ; then
 404                                 echo "CROSS=-DCROSS_COMPILE" > Makefile
 405                                 echo "ALL=start.encap" >> Makefile
 406                         else
 407                                 echo "ALL=all.internal" > Makefile
 408                         fi
 409
 410                         # set target, host, VPATH
 411                         echo "host = ${host}" >> Makefile
 412                         echo "target = ${target}" >> Makefile
 413
 414                         if [ -n "${forcesubdirs}" ] ; then
 415                                 echo "subdir = /${hostsubdir}/${targetsubdir}" >> Makefile
 416                         else
 417                                 echo "subdir =" >> Makefile
 418                         fi
 419
 420                 #       echo "workdir = `pwd`" >> Makefile
 421                         echo "VPATH = ${srcdir}" >> Makefile
 422
 423                         # add Makefile.in
 424                         cat ${srcdir}/Makefile.in >> Makefile
 425
 426                         # and shake thoroughly.
 427                         host_var_file=hmake-${host}
 428                         target_var_file=tmake-${target}
 429
 430                         # Conditionalize the makefile for this host.
 431                         if [ -f ${srcdir}/config/${host_var_file} ] ; then
 432                                 sed -e "/^####/  r ${srcdir}/config/${host_var_file}" Makefile > Makefile.tem
 433                                 mv Makefile.tem Makefile
 434                         fi
 435
 436                         # Conditionalize the makefile for this target.
 437                         if [ -f ${srcdir}/config/${target_var_file} ] ; then
 438                                 sed -e "/^####/  r ${srcdir}/config/${target_var_file}" Makefile > Makefile.tem
 439                                 mv Makefile.tem Makefile
 440                         fi
 441
 442                         # set srcdir
 443                         sed "s@^srcdir = \.@srcdir = ${srcdir}@" Makefile > Makefile.tem
 444                         mv Makefile.tem Makefile
 445
 446                         # set destdir
 447                         if [ -n "${destdir}" ] ; then
 448                                 sed "s:^destdir =.*$:destdir = ${destdir}:" Makefile > Makefile.tem
 449                                 mv Makefile.tem Makefile
 450                         fi
 451
 452                         # Remove all formfeeds, since some Makes get confused by them.
 453                         sed "s/\f//" Makefile >> Makefile.tem
 454                         mv Makefile.tem Makefile
 455
 456                         # reset SUBDIRS
 457                         sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" Makefile > Makefile.tem
 458                         mv Makefile.tem Makefile
 459
 460                         # reset NONSUBDIRS
 461                         sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" Makefile > Makefile.tem
 462                         mv Makefile.tem Makefile
 463
 464                         using=
 465                         if [ -f ${srcdir}/config/${host_var_file} ] ; then
 466                                 using=" using \"${host_var_file}\""
 467                         fi
 468
 469                         if [ -f ${srcdir}/config/${target_var_file} ] ; then
 470                                 if [ -z "${using}" ] ; then
 471                                         andusing=" using \"${target_var_file}\""
 472                                 else
 473                                         andusing="${using} and \"${target_var_file}\""
 474                                 fi
 475                         else
 476                                 andusing=${using}
 477                         fi
 478
 479                         echo "Created \"Makefile\"" in `pwd`${andusing}.
 480
 481                         if [ "${host}" = "${target}" ] ; then
 482                                 echo "Links are now set up for use with a ${target}." \
 483                                         > config.status
 484                 #                       | tee ${srcdir}/config.status
 485                         else
 486                                 echo "Links are now set up for host ${host} and target ${target}." \
 487                                         > config.status
 488                 #                       | tee ${srcdir}/config.status
 489                         fi
 490
 491                         originaldir=`pwd`
 492                         cd ${srcdir}
 493                 fi
 494         done # for each target
 495
 496 #       # Now build a Makefile for this host.
 497 #       if [ -n "${forcesubdirs}" ] ; then
 498 #               cd ${hostsubdir}
 499 #               cat > GNUmakefile << E!O!F
 500 ## Makefile generated by configure for host ${host}.
 501 #
 502 #%:
 503 #       for i in ${targets} ; do \
 504 #               $(MAKE) -C Target-\$i \$@
 505 #
 506 #all clean stage1 stage2 stage3 stage4etags tags TAGS
 507 #E!O!F
 508 #       fi
 509 done # for each host
 510
 511 # If there are subdirectories, then recurse.
 512
 513 if [ -n "${norecurse}" -o -z "${configdirs}" ] ; then exit 0 ; fi
 514
 515 # configdirs is not null
 516 for configdir in ${configdirs} ; do
 517         echo Configuring ${configdir}...
 518         specifics=
 519         commons=
 520
 521         if [ -n "${defaulttargets}" ] ; then
 522                 for host in ${hosts} ; do
 523                         if [ -d ${configdir}.${host} ] ; then
 524                                 newspecifics="${specifics} ${host}"
 525                                 specifics=${newspecifics}
 526                         else
 527                                 newcommons="${commons} ${host}"
 528                                 commons=${newcommons}
 529                         fi # if target specific
 530                 done # for each host
 531
 532                 if [ -n "${commons}" ] ; then
 533                         (cd ${configdir} ;
 534                                 ./configure ${commons} ${verbose} ${forcesubdirs} ${removing}) \
 535                                 | sed 's/^/     /'
 536                 fi # if any common hosts
 537
 538                 if [ -n "${specifics}" ] ; then
 539                         for host in ${specifics} ; do
 540                                 echo Configuring target specific directory ${configdir}.${host}...
 541                                 (cd ${configdir}.${host} ;
 542                                         ./configure ${host} ${verbose} ${forcesubdirs} ${removing}) \
 543                                         | sed 's/^/     /'
 544                         done # for host in specifics
 545                 fi # if there are any specifics
 546         else
 547
 548                 for target in ${targets} ; do
 549                         if [ -d ${configdir}.${target} ] ; then
 550                                 newspecifics="${specifics} ${target}"
 551                                 specifics=${newspecifics}
 552                         else
 553                                 newcommons="${commons} +target=${target}"
 554                                 commons=${newcommons}
 555                         fi
 556
 557                 done # check for target specific dir override
 558
 559                 if [ -n "${verbose}" ] ; then
 560                         echo "  "commons=\"${commons}\"
 561                         echo "  "specifics=\"${specifics}\"
 562                 fi # if verbose
 563
 564                 if [ -n "${commons}" ] ; then
 565                         (cd ${configdir} ;
 566                                 ./configure ${hosts} ${verbose} ${forcesubdirs} ${removing} ${commons}) \
 567                                 | sed 's/^/     /'
 568                 fi # if any commons
 569
 570                 if [ -n "${specifics}" ] ; then
 571                         for target in ${specifics} ; do
 572                                 echo Configuring target specific directory ${configdir}.${target}...
 573                                 (cd ${configdir}.${target} ;
 574                                         ./configure ${hosts} ${verbose} ${forcesubdirs} ${removing} "+target=${target}") \
 575                                         | sed 's/^/     /'
 576                         done
 577                 fi # if any specifics
 578         fi # not default targets
 579 done
 580
 581 exit 0
 582
 583 #
 584 # $Log$
 585 # Revision 1.10  1991/05/14 18:53:32  steve
 586 # Added make dep
 587 # Made filenames suitable for PCs
 588 #
 589 # Revision 1.9  1991/05/14  14:14:30  rich
 590 # see devo/configure 1.11
 591 #
 592 # Revision 1.10  1991/05/04  00:58:38  rich
 593 # Fix program name bug.
 594 #
 595 # Revision 1.9  1991/05/03  19:14:18  rich
 596 # Changed getopt to libiberty, commented out an aborted attempt at host
 597 # level Makefiles because it caused errors on +rm, add a warning for
 598 # directories expected to be removed on +rm but that don't exist.
 599 #
 600 # Revision 1.8  1991/04/24  16:50:59  rich
 601 # Three staging checkpoint.
 602 #
 603 # Revision 1.7  1991/04/17  01:34:47  rich
 604 # Added getopt for binutils, fixed problem with host dependancies in
 605 # configure.template.
 606 #
 607 # Revision 1.6  1991/04/16  00:18:44  rich
 608 # Now handles multiple hosts and targets.
 609 #
 610 # Revision 1.5  1991/04/15  23:43:44  rich
 611 # Now handles multiple hosts and targets.
 612 #
 613 # Revision 1.4  1991/04/13  02:11:03  rich
 614 # Config cut 3.  We now almost install a29k.
 615 #
 616 # Revision 1.3  1991/04/11  02:41:54  rich
 617 # Cut 2 config.  Subdirs.
 618 #
 619 #
 620 #
 621
 622 #
 623 # Local Variables:
 624 # fill-column: 131
 625 # End:
 626 #
 627
 628 # end of configure.template