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 compiling gcc.
  32 #
  33 # Usage: configure [+srcdir=DIR] [+host=HOST] [+gas] [+nfp] TARGET
  34 #
  35 # If configure succeeds, it leaves its status in config.status.
  36 # If configure fails after disturbing the status quo,
  37 #       config.status is removed.
  38 #
  39
  40 progname=$0
  41
  42 remove=rm
  43 hard_link=ln
  44 symbolic_link='ln -s'
  45
  46 #for Test
  47 #remove="echo rm"
  48 #hard_link="echo ln"
  49 #symbolic_link="echo ln -s"
  50
  51 # clear some things potentially inherited from environment.
  52 target=
  53 template=
  54 removing=
  55 norecurse=
  56 ansi=
  57 srcdir=
  58
  59 for arg in $*;
  60 do
  61         case $arg in
  62         -ansi | +ansi)
  63                 ansi=true
  64                 ;;
  65         -template=* | +template=*)
  66                 template=`echo $arg | sed 's/[+-]template=//'`
  67                 ;;
  68         -norecurse | +norecurse)
  69                 norecurse=true
  70                 ;;
  71         -rm | +rm)
  72                 removing=$arg
  73                 ;;
  74         -srcdir=* | +srcdir=* | +srcdi=* | +srcd=* | +src=* | +sr=* | +s=*)
  75                 srcdir=`echo $arg | sed 's/[+-]s[a-z]*=//'`
  76                 ;;
  77         -host=* | +host=* | +hos=* | +ho=* | +h=*)
  78                 host=`echo $arg | sed 's/[+-]h[a-z]*=//'`
  79                 ;;
  80         -languages=* | +languages=* | +language=* | +languag=* \
  81                 | +langua=* | +langu=* | +lang=* | +lan=* | +la=* \
  82                 | +l=*)
  83                 languages="$languages `echo $arg | sed 's/[+-]l[a-z]*=//'`"
  84                 ;;
  85         -gas | +gas | +ga | +g)
  86                 gas=yes
  87                 ;;
  88         -nfp | +nfp | +nf | +n)
  89                 nfp=yes
  90                 ;;
  91         *)
  92 # Allow configure HOST TARGET
  93                 if [ x$host = x ] ; then host=$target ; fi
  94                 target=$arg
  95                 ;;
  96         esac
  97 done
  98
  99 # process host and target only if not rebuilding configure itself.
 100 if [ -z "$template" -a -z "$removing" ]
 101 then
 102         # Complain if an arg is missing
 103         if [ -z "$target" ]
 104         then
 105                 echo "Usage: $progname [+srcdir=DIR] [+host=HOST] [+gas] [+nfp] TARGET"
 106                 echo -n "Where HOST and TARGET are something like "
 107                 echo "\`vax', \`sun3', \`encore', etc."
 108                 if [ -r config.status ]
 109                 then
 110                         cat config.status
 111                 fi
 112                 exit 1
 113         fi
 114
 115         # Default other arg
 116         if [ -z "$host" ]
 117         then
 118                 host=$target
 119         fi
 120
 121 fi
 122
 123 #### configure.in files come in here.
 124 # This file is a shell script fragment that supplies the information
 125 # necessary to tailor a template configure script into the configure
 126 # script appropriate for this directory.  For more information, check
 127 # any existing configure script.
 128
 129 configdirs="bfd binutils gas gcc"
 130 srctrigger=gcc
 131 srcname="gnu development package"
 132 ### end of configure.in
 133
 134 # are we rebuilding config itself?
 135 if [ -n "$template" ]
 136 then
 137         if [ ! -r $template ]
 138         then
 139                 echo "Can't find template ${template}."
 140                 exit 1
 141         fi
 142
 143         mv configure configure.old
 144         echo "#!/bin/sh" > configure
 145         echo "# Please do not edit this file.  It is generated automatically from" >> configure
 146         echo "# configure.in and a configure template." >> configure
 147         echo "configdirs=" >> configure
 148         echo >> configure
 149
 150         if [ -r configure.in ]
 151         then
 152                 sed -e "/^####/  r configure.in" $template >> configure
 153         else
 154                 cat $template >> configure
 155         fi
 156
 157         chmod a+x configure
 158         rm configure.old
 159         echo Rebuilt configure in `pwd`
 160
 161         if [ x$norecurse = x ]
 162         then
 163                 while [ -n "$configdirs" ]
 164                 do
 165                         # set configdir to car of configdirs, configdirs to cdr of configdirs
 166                         set $configdirs; configdir=$1; shift; configdirs=$*
 167
 168                         if [ "`echo ${configdir}.*`" != "${configdir}.*" ]
 169                         then
 170                                 targetspecificdirs=${configdir}.*
 171                         else
 172                                 targetspecificdirs=
 173                         fi
 174
 175                         for i in ${configdir} ${targetspecificdirs}
 176                         do
 177                                 if [ -r $i/configure ]
 178                                 then
 179                                         (cd $i ;
 180                                                 configure +template=${template})
 181                                 else
 182                                         echo No configure script in `pwd`/$i
 183                                 fi
 184                         done
 185                 done
 186         fi
 187
 188         exit 0
 189 fi
 190
 191 # Temporarily, we support only direct subdir builds.
 192 hostsubdir=Host-$host
 193 targetsubdir=Target-$target
 194
 195 if [ -n "$removing" ]
 196 then
 197 #       rm -rf $hostsubdir/$targetsubdir
 198 #
 199 #       if [ -z "`(ls $hostsubdir) 2>&1 | grep Target-`" ]
 200 #       then
 201 #               rm -rf $hostsubdir
 202 #       fi
 203
 204         rm -f .gdbinit Makefile config.status $links
 205
 206 else
 207 #       if [ ! -d $hostsubdir ] ; then mkdir $hostsubdir ; fi
 208 #       cd $hostsubdir
 209 #
 210 #       if [ ! -d $targetsubdir ] ; then mkdir $targetsubdir ; fi
 211 #       cd $targetsubdir
 212 #
 213 #       srcdir=../..
 214
 215         # Find the source files, if location was not specified.
 216         if [ x$srcdir = x ]
 217         then
 218                 srcdirdefaulted=1
 219                 srcdir=.
 220                 if [ ! -r ${srctrigger} ]
 221                 then
 222                         srcdir=..
 223                 fi
 224         fi
 225
 226         if [ ! -r ${srcdir}/${srctrigger} ]
 227         then
 228                 if [ -z "$srcdirdefaulted" ]
 229                 then
 230                   echo "$progname: Can't find ${srcname} sources in \`${srcdir}'." 1>&2
 231                 else
 232                   echo "$progname: Can't find ${srcname} sources in \`.' or \`..'." 1>&2
 233                 fi
 234                 exit 1
 235         fi
 236
 237         # Set up the list of links to be made.
 238         # $links is the list of link names, and $files is the list of names to link to.
 239
 240         # Make the links.
 241         while [ -n "$files" ]
 242         do
 243                 # set file to car of files, files to cdr of files
 244                 set $files; file=$1; shift; files=$*
 245                 set $links; link=$1; shift; links=$*
 246
 247                 if [ ! -r ${srcdir}/${file} ]
 248                 then
 249                         echo "$progname: cannot create a link \"${link}\"," 1>&2
 250                         echo "since the file \"$file\" does not exist." 1>&2
 251                         exit 1
 252                 fi
 253
 254                 $remove -f $link
 255                 rm -f config.status
 256                 # Make a symlink if possible, otherwise try a hard link
 257                 $symbolic_link ${srcdir}/$file $link 2>/dev/null || $hard_link ${srcdir}/$file $link
 258
 259                 if [ ! -r $link ]
 260                 then
 261                         echo "$progname: unable to link \"$link\" to \"${srcdir}/$file\"." 1>&2
 262                         exit 1
 263                 fi
 264                 echo "Linked \"$link\" to \"${srcdir}/${file}\"."
 265         done
 266
 267         # Install a makefile, and make it set VPATH
 268         # if necessary so that the sources are found.
 269         # Also change its value of srcdir.
 270         # Also create a .gdbinit file which runs the one in srcdir
 271         # and tells GDB to look there for source files.
 272         case $srcdir in
 273         .)
 274                 ;;
 275         *)
 276                 echo "VPATH = ${srcdir}" > x
 277                 cat x ${srcdir}/Makefile.in | sed "s@^srcdir = \.@srcdir = ${srcdir}@" > Makefile.in
 278                 rm x
 279                 echo "dir ." > .gdbinit
 280                 echo "dir ${srcdir}" >> .gdbinit
 281                 echo "source ${srcdir}/.gdbinit" >> .gdbinit
 282                 ;;
 283         esac
 284
 285         host_var_file=hmake-${host}
 286         target_var_file=tmake-${target}
 287
 288         # Conditionalize the makefile for this machine.
 289         if [ -f ${srcdir}/config/${host_var_file} ]
 290         then
 291                 sed -e "/^####/  r ${srcdir}/config/${host_var_file}" Makefile.in > Makefile.tem
 292         else
 293                 cp Makefile.in Makefile.tem
 294         fi
 295
 296         if [ -f ${srcdir}/config/${target_var_file} ]
 297         then
 298                 sed -e "/^####/  r ${srcdir}/config/${target_var_file}" Makefile.tem > Makefile.tem1
 299                 mv Makefile.tem1 Makefile.tem
 300         fi
 301
 302         # Remove all formfeeds, since some Makes get confused by them.
 303         sed "s/\f//" Makefile.tem >> Makefile.tem1
 304         mv Makefile.tem1 Makefile.tem
 305
 306         # reset SUBDIRS
 307         sed "s:^SUBDIRS =.*$:SUBDIRS = ${configdirs}:" Makefile.tem > Makefile.tem1
 308         mv Makefile.tem1 Makefile.tem
 309
 310         # reset NONSUBDIRS
 311         sed "s:^NONSUBDIRS =.*$:NONSUBDIRS = ${noconfigdirs}:" Makefile.tem > Makefile.tem1
 312         mv Makefile.tem1 Makefile.tem
 313
 314         # Delete the intermediate files
 315         if [ x$srcdir != x. ] ; then rm Makefile.in ; fi
 316
 317         rm -f Makefile
 318
 319         # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
 320         if [ x$host != x$target ]
 321         then
 322                 echo "CROSS=-DCROSS_COMPILE" > Makefile
 323                 echo "ALL=start.encap" >> Makefile
 324         else
 325                 echo "ALL=all.internal" > Makefile
 326         fi
 327
 328         # set target and host
 329         echo "host = $host" >> Makefile
 330         echo "target = $target" >> Makefile
 331
 332         cat Makefile.tem >> Makefile
 333         rm Makefile.tem
 334
 335         using=
 336         if [ -f ${srcdir}/config/${host_var_file} ]
 337         then
 338                 using=" using \"${host_var_file}\""
 339         fi
 340
 341         if [ -f ${srcdir}/config/${target_var_file} ]
 342         then
 343                 if [ -z "${using}" ]
 344                 then
 345                         andusing=" using \"${target_var_file}\""
 346                 else
 347                         andusing="${using} and \"${target_var_file}\""
 348                 fi
 349         else
 350                 andusing=${using}
 351         fi
 352
 353         echo "Created \"Makefile\""${andusing}.
 354
 355         if [ x$host = x$target ]
 356         then
 357                 echo "Links are now set up for use with a $target." \
 358                         > config.status
 359 #                       | tee ${srcdir}/config.status
 360         else
 361                 echo "Links are now set up for host $host and target $target." \
 362                         > config.status
 363 #                       | tee ${srcdir}/config.status
 364         fi
 365
 366         cd ${srcdir}
 367 fi
 368
 369 # If there are subdirectories, then recurse.
 370
 371 if [ -n "$norecurse" ] ; then exit 0 ; fi
 372
 373 while [ -n "$configdirs" ]
 374 do
 375         # set configdir to car of configdirs, configdirs to cdr of configdirs
 376         set $configdirs; configdir=$1; shift; configdirs=$*
 377
 378         # check for target override
 379         targetspecificdir=${configdir}.${target}
 380         if [ -d ${targetspecificdir} ]
 381         then
 382                 configdir=${targetspecificdir}
 383         fi
 384
 385         echo Configuring ${configdir}...
 386 #       (cd ${configdir} ;
 387 #               configure +host=${host} ${target} ${removing}) \
 388 #               | sed 's/^/     /'
 389
 390         (cd ${configdir} ;
 391                 ./configure +host=${host} ${target} ${removing}) \
 392                 | sed 's/^/     /'
 393 done
 394
 395 exit 0
 396
 397 #
 398 # $Log$
 399 # Revision 1.2  1991/04/09 23:52:41  rich
 400 # First cut config.  builds in place.
 401 #
 402 #
 403 #
 404
 405
 406 # end of configure.template