gcc/configure.lang

   1 # configure.lang for GNU CC
   2 # This script is run by configure for configuration of language
   3 # subdirectories which conform to the old GCC configure mechanism
   4 # for such subdirectories.
   5
   6 # Copyright (C) 1997, 1998 Free Software Foundation, Inc.
   7
   8 #This file is part of GNU CC.
   9
  10 #GNU CC is free software; you can redistribute it and/or modify
  11 #it under the terms of the GNU General Public License as published by
  12 #the Free Software Foundation; either version 2, or (at your option)
  13 #any later version.
  14
  15 #GNU CC is distributed in the hope that it will be useful,
  16 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 #GNU General Public License for more details.
  19
  20 #You should have received a copy of the GNU General Public License
  21 #along with GNU CC; see the file COPYING.  If not, write to
  22 #the Free Software Foundation, 59 Temple Place - Suite 330,
  23 #Boston, MA 02111-1307, USA.
  24
  25 savesrcdir=$srcdir
  26
  27 for subdir in . $oldstyle_subdirs
  28 do
  29         # We only want to do this in language subdirs, but we have to handle
  30         # the case of $oldstyle_subdirs = "".
  31         if [ $subdir = . ]
  32         then
  33                 continue
  34         fi
  35
  36         oldsrcdir=$savesrcdir
  37
  38         # Re-adjust the path
  39         case $oldsrcdir in
  40         /*)
  41                 srcdir=$oldsrcdir/$subdir
  42                 ;;
  43         *)
  44                 oldsrcdir=../${oldsrcdir}
  45                 srcdir=$oldsrcdir/$subdir
  46                 ;;
  47         esac
  48         mainsrcdir=$oldsrcdir
  49         STARTDIR=`pwd`
  50         test -d $subdir || mkdir $subdir
  51         cd $subdir
  52
  53         # Create Makefile.tem from Makefile.in.
  54         # Make it set VPATH if necessary so that the sources are found.
  55         # Also change its value of srcdir.
  56         # Also create a .gdbinit file which runs the one in srcdir
  57         # and tells GDB to look there for source files.
  58         case $srcdir in
  59         . | ./$subdir | .././$subdir)
  60                 rm -f Makefile.tem
  61                 cp Makefile.in Makefile.tem
  62                 chmod +w Makefile.tem
  63                 ;;
  64         *)
  65                 rm -f Makefile.tem
  66                 echo "VPATH = ${srcdir}" \
  67                   | cat - ${srcdir}/Makefile.in \
  68                   | sed "s@^srcdir = \.@srcdir = ${srcdir}@" > Makefile.tem
  69                 rm -f .gdbinit
  70                 echo "dir ." > .gdbinit
  71                 echo "dir ${srcdir}" >> .gdbinit
  72                 echo "dir ${mainsrcdir}" >> .gdbinit
  73                 if [ x$gdb_needs_out_file_path = xyes ]
  74                 then
  75                         echo "dir ${mainsrcdir}/config/"`dirname ${out_file}` >> .gdbinit
  76                 fi
  77                 echo "source ${mainsrcdir}/.gdbinit" >> .gdbinit
  78                 ;;
  79         esac
  80
  81         # Conditionalize the makefile for this host machine.
  82         rm -f Makefile.xx Makefile.ll
  83         merged_frags=
  84         for f in .. ${host_xmake_file}
  85         do
  86                 if [ -f ${mainsrcdir}/config/$f ]
  87                 then
  88                         cat ${mainsrcdir}/config/$f >> Makefile.ll
  89                         if [ x"${merged_frags}" != x ]
  90                         then
  91                                 merged_frags="${merged_frags} and "
  92                         fi
  93                         merged_frags="${merged_frags}${f}"
  94                 fi
  95         done
  96         if [ x"${merged_frags}" != x ]
  97         then
  98                 sed -e "/####host/  r Makefile.ll" Makefile.tem > Makefile.xx
  99                 echo "Merged ${merged_frags}."
 100                 rm -f Makefile.tem
 101                 mv Makefile.xx Makefile.tem
 102                 rm -f Makefile.ll
 103         fi
 104
 105         # Add a definition for MAKE if system wants one.
 106         case "$SET_MAKE" in
 107         ?*)
 108                 rm -f Makefile.xx
 109                 (echo "$SET_MAKE"; cat Makefile.tem) >Makefile.xx
 110                 rm -f Makefile.tem
 111                 mv Makefile.xx Makefile.tem
 112         esac
 113
 114         # Add a definition for INSTALL if system wants one.
 115         # This substitutes for lots of x-* files.
 116         if [ x$build_broken_install = x ]
 117         then true
 118         else
 119                 rm -f Makefile.xx
 120                 abssrcdir=`cd ${srcdir}; pwd`
 121                 sed "s|^INSTALL = .*|${INSTALL}|" Makefile.tem > Makefile.xx
 122                 rm -f Makefile.tem
 123                 mv Makefile.xx Makefile.tem
 124         fi
 125
 126         # If using -program-transform-name, override the installation names.
 127         if [ "x${program_transform_set}" = "xyes" ] ; then
 128                 sed -e "s/^program_transform_name[      ]*=.*$/program_transform_name =
 129 $program_transform_name/" \
 130                     -e "s/^program_transform_cross_name[
 131 ]*=.*$/program_transform_cross_name = $program_transform_name/" \
 132                     Makefile.tem > Makefile.xx
 133                 rm -f Makefile.tem
 134                 mv Makefile.xx Makefile.tem
 135         fi
 136
 137         # Conditionalize the makefile for this target machine.
 138         rm -f Makefile.xx Makefile.ll
 139         merged_frags=
 140         for f in .. ${tmake_file}
 141         do
 142                 if [ -f ${mainsrcdir}/config/$f ]
 143                 then
 144                         cat ${mainsrcdir}/config/$f >> Makefile.ll
 145                         if [ x"${merged_frags}" != x ]
 146                         then
 147                                 merged_frags="${merged_frags} and "
 148                         fi
 149                         merged_frags="${merged_frags}$f"
 150                 fi
 151         done
 152         if [ x"${merged_frags}" != x ]
 153         then
 154                 sed -e "/####target/  r Makefile.ll" Makefile.tem > Makefile.xx
 155                 echo "Merged ${merged_frags}."
 156                 rm -f Makefile.tem
 157                 mv Makefile.xx Makefile.tem
 158                 rm -f Makefile.ll
 159         fi
 160
 161         # If the host supports
 162         # symlinks, point stage[123] at ../stage[123] so bootstrapping and the
 163         # installation procedure can still use CC="stage1/xgcc -Bstage1/".
 164         # If the host doesn't support symlinks, FLAGS_TO_PASS has been
 165         # modified to solve the problem there.
 166         for t in stage1 stage2 stage3 stage4 include
 167         do
 168                 rm -f $t
 169                 $symbolic_link ../$t $t 2>/dev/null
 170         done
 171
 172         # Remove all formfeeds, since some Makes get confused by them.
 173         # Also arrange to give the variables `target', `target_alias',
 174         # `host_xmake_file', `tmake_file', `prefix', `local_prefix',
 175         # `exec_prefix', `INSTALL_HEADERS_DIR', `exeext'
 176         # values in the Makefile from the values they have in this script.
 177         rm -f Makefile.xx
 178         # Create an empty Makefile.sed first, to work around a Nextstep 3.3 bug.
 179         echo 's|\f||' > Makefile.sed
 180         rm Makefile.sed
 181         echo 's|\f||' > Makefile.sed
 182         echo "s|^target=.*$|target=${target}|" >> Makefile.sed
 183         echo "s|^target_alias=.*$|target_alias=${target_alias}|" >> Makefile.sed
 184         echo "s|^xmake_file=.*$|xmake_file=${dep_host_xmake_file}|" >> Makefile.sed
 185         echo "s|^tmake_file=.*$|tmake_file=${dep_tmake_file}|" >> Makefile.sed
 186         echo "s|^version=.*$|version=${version}|" >> Makefile.sed
 187         echo "s|^GCC_THREAD_FILE=.*$|GCC_THREAD_FILE=${thread_file}|" >> Makefile.sed
 188         echo "s|^prefix[        ]*=.*|prefix = $prefix|" >> Makefile.sed
 189         echo "s|^local_prefix[  ]*=.*|local_prefix = $local_prefix|" >> Makefile.sed
 190         echo "s|^exec_prefix[   ]*=.*|exec_prefix = $exec_prefix|" >> Makefile.sed
 191         echo "s|^INSTALL_HEADERS_DIR[   ]*=.*$|INSTALL_HEADERS_DIR = ${build_install_headers_dir}|" >> Makefile.sed
 192         echo "s|^exeext[        ]*=.*$|exeext = ${build_exeext}|" >> Makefile.sed
 193         sed -f Makefile.sed Makefile.tem > Makefile.xx
 194         rm -f Makefile.tem Makefile.sed
 195         mv Makefile.xx Makefile.tem
 196
 197         # Install Makefile for real, after making final changes.
 198         # Define macro CROSS_COMPILE in compilation
 199         # if this is a cross-compiler.
 200         # Also use all.cross instead of all.internal
 201         # and add cross-make to Makefile.
 202         if [ x$host != x$target ]
 203         then
 204                 rm -f Makefile.xx
 205                 echo "CROSS=-DCROSS_COMPILE" > Makefile.xx
 206                 sed -e "/####cross/  r ${mainsrcdir}/cross-make" Makefile.tem >> Makefile.xx
 207                 rm -f Makefile.tem
 208                 mv Makefile.xx Makefile.tem
 209         fi
 210
 211         # When building gcc with a cross-compiler, we need to fix a few things.
 212         # This must come after cross-make as we want all.build to override
 213         # all.cross.
 214         if [ x$build != x$host ]
 215         then
 216                 rm -f Makefile.xx
 217                 echo "build= $build" > Makefile.xx
 218                 echo "host= $host" >> Makefile.xx
 219                 sed -e "s|objc-runtime$||" \
 220                     -e "/####build/  r ${mainsrcdir}/build-make" Makefile.tem >> Makefile.xx
 221                 rm -f Makefile.tem
 222                 mv Makefile.xx Makefile.tem
 223         fi
 224
 225         rm -f Makefile
 226         mv Makefile.tem Makefile
 227         echo "Created \`$subdir/Makefile'."
 228
 229         cd $STARTDIR
 230 done   # end of current-dir SUBDIRS loop
 231
 232 # Restore this, remember we're invoked with `.'.
 233 srcdir=$savesrcdir