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 25savesrcdir=$srcdir 26 27for subdir in . $oldstyle_subdirs 28do 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 $t 2>/dev/null 170 done 171 172 # Remove all formfeeds, since some Makes get confused by them. 173 # Also arrange to give the variables `target', `target_alias', 174 # `host_xmake_file', `tmake_file', `prefix', `local_prefix', 175 # `exec_prefix', `INSTALL_HEADERS_DIR', `exeext' 176 # values in the Makefile from the values they have in this script. 177 rm -f Makefile.xx 178 # Create an empty Makefile.sed first, to work around a Nextstep 3.3 bug. 179 echo 's| ||' > Makefile.sed 180 rm Makefile.sed 181 echo 's| ||' > Makefile.sed 182 echo "s|^target=.*$|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 $STARTDIR 230done # end of current-dir SUBDIRS loop 231 232# Restore this, remember we're invoked with `.'. 233srcdir=$savesrcdir 234