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-rwxr-xr-xbuild_gcc381
1 files changed, 381 insertions, 0 deletions
diff --git a/build_gcc b/build_gcc
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+++ b/build_gcc
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+#!/bin/sh
+# APPLE LOCAL file B&I
+
+set -x
+
+# -arch arguments are different than configure arguments. We need to
+# translate them.
+
+TRANSLATE_ARCH="sed -e s/ppc/powerpc/ -e s/i386/i686/"
+
+# Build GCC the "Apple way".
+# Parameters:
+
+# The first parameter is a space-separated list of the architectures
+# the compilers will run on. For instance, "ppc i386". If the
+# current machine isn't in the list, it will (effectively) be added.
+HOSTS=`echo $1 | $TRANSLATE_ARCH `
+
+# The second parameter is a space-separated list of the architectures the
+# compilers will generate code for. If the current machine isn't in
+# the list, a compiler for it will get built anyway, but won't be
+# installed.
+TARGETS=`echo $2 | $TRANSLATE_ARCH`
+
+# The GNU makefile target ('bootstrap' by default).
+BOOTSTRAP=${BOOTSTRAP-bootstrap}
+
+# The B&I build srcript (~rc/bin/buildit) accepts an '-othercflags'
+# command-line flag, and captures the argument to that flag in
+# $RC_NONARCH_CFLAGS (and mysteriously prepends '-pipe' thereto).
+# We will allow this to override the default $CFLAGS and $CXXFLAGS.
+
+CFLAGS=${RC_NONARCH_CFLAGS/-pipe/}
+CFLAGS=${CFLAGS:-"-g -O2"}
+
+# This isn't a parameter; it is the architecture of the current machine.
+BUILD=`arch | $TRANSLATE_ARCH`
+
+# The third parameter is the path to the compiler sources. There should
+# be a shell script named 'configure' in this directory. This script
+# makes a copy...
+ORIG_SRC_DIR="$3"
+
+# The fourth parameter is the location where the compiler will be installed,
+# normally "/usr". You can move it once it's built, so this mostly controls
+# the layout of $DEST_DIR.
+DEST_ROOT="$4"
+
+# The fifth parameter is the place where the compiler will be copied once
+# it's built.
+DEST_DIR="$5"
+
+# The sixth parameter is a directory in which to place information (like
+# unstripped executables and generated source files) helpful in debugging
+# the resulting compiler.
+SYM_DIR="$6"
+
+# The current working directory is where the build will happen.
+# It may already contain a partial result of an interrupted build,
+# in which case this script will continue where it left off.
+DIR=`pwd`
+
+# This isn't a parameter; it's the version of the compiler that we're
+# about to build. It's included in the names of various files and
+# directories in the installed image.
+VERS=`sed -n -e '/version_string/s/.*\"\([^ \"]*\)[ \"].*/\1/p' \
+ < $ORIG_SRC_DIR/gcc/version.c || exit 1`
+
+# This isn't a parameter either, it's the major version of the compiler
+# to be built. It's VERS but only up to the second '.' (if there is one).
+MAJ_VERS=`echo $VERS | sed 's/\([0-9]*\.[0-9]*\)\..*/\1/'`
+
+########################################
+# Run the build.
+
+# Create the source tree we'll actually use to build, deleting
+# tcl since it doesn't actually build properly in a cross environment
+# and we don't really need it.
+SRC_DIR=$DIR/src
+rm -rf $SRC_DIR || exit 1
+mkdir $SRC_DIR || exit 1
+ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1
+rm -rf $SRC_DIR/tcl $SRC_DIR/expect $SRC_DIR/dejagnu || exit 1
+
+# These are the configure and build flags that are used.
+CONFIGFLAGS="--disable-checking \
+ --prefix=$DEST_ROOT \
+ --disable-libmudflap \
+ --mandir=\${prefix}/share/man \
+ --enable-languages=c,objc,c++ --disable-libada \
+ --program-transform-name=/^[cg][^+.-]*$/s/$/-$MAJ_VERS/ \
+ --with-gxx-include-dir=\${prefix}/include/gcc/darwin/$MAJ_VERS/c++ \
+ --build=$BUILD-apple-darwin"
+
+# Figure out how many make processes to run.
+SYSCTL=`sysctl -n hw.activecpu`
+
+# hw.activecpu only available in 10.2.6 and later
+if [ -z "$SYSCTL" ]; then
+ SYSCTL=`sysctl -n hw.ncpu`
+fi
+
+# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot.
+# Builders can default to 2, since even if they are single processor,
+# nothing else is running on the machine.
+if [ -z "$SYSCTL" ]; then
+ SYSCTL=2
+fi
+
+# The $LOCAL_MAKEFLAGS variable can be used to override $MAKEFLAGS.
+MAKEFLAGS=${LOCAL_MAKEFLAGS-"-j $SYSCTL"}
+
+# Build the native GCC. Do this even if the user didn't ask for it
+# because it'll be needed for the bootstrap.
+mkdir -p $DIR/obj-$BUILD-$BUILD $DIR/dst-$BUILD-$BUILD || exit 1
+cd $DIR/obj-$BUILD-$BUILD || exit 1
+if [ \! -f $DIR/$BUILD-configured ] ; then
+ $SRC_DIR/configure $CONFIGFLAGS \
+ --host=$BUILD-apple-darwin --target=$BUILD-apple-darwin || exit 1
+ touch $DIR/$BUILD-configured || exit 1
+fi
+make $MAKEFLAGS $BOOTSTRAP CFLAGS="$CFLAGS" CXXFLAGS="$CFLAGS" || exit 1
+make $MAKEFLAGS DESTDIR=$DIR/dst-$BUILD-$BUILD install-gcc install-target \
+ CFLAGS="$CFLAGS" CXXFLAGS="$CFLAGS" || exit 1
+
+# Add the compiler we just built to the path, giving it appropriate names.
+D=$DIR/dst-$BUILD-$BUILD/usr/bin
+ln -f $D/gcc-$MAJ_VERS $D/gcc || exit 1
+ln -f $D/gcc $D/$BUILD-apple-darwin-gcc || exit 1
+PATH=$DIR/dst-$BUILD-$BUILD/usr/bin:$PATH
+
+# The cross-tools' build process expects to find certain programs
+# under names like 'i386-apple-darwin-ar'; so make them.
+# Annoyingly, ranlib changes behaviour depending on what you call it,
+# so we have to use a shell script for indirection, grrr.
+rm -rf $DIR/bin || exit 1
+mkdir $DIR/bin || exit 1
+for prog in ar nm ranlib ; do
+ for t in `echo $TARGETS $HOSTS | sort -u`; do
+ P=$DIR/bin/${t}-apple-darwin-${prog}
+ echo '#!/bin/sh' > $P || exit 1
+ echo 'exec /usr/bin/'${prog}' $*' >> $P || exit 1
+ chmod a+x $P || exit 1
+ done
+done
+PATH=$DIR/bin:$PATH
+
+# Build the cross-compilers, using the compiler we just built.
+for t in $TARGETS ; do
+ if [ $t != $BUILD ] ; then
+ mkdir -p $DIR/obj-$BUILD-$t $DIR/dst-$BUILD-$t || exit 1
+ cd $DIR/obj-$BUILD-$t || exit 1
+ $SRC_DIR/configure $CONFIGFLAGS \
+ --program-prefix=$t-apple-darwin- \
+ --host=$BUILD-apple-darwin --target=$t-apple-darwin || exit 1
+ make $MAKEFLAGS all CFLAGS="$CFLAGS" CXXFLAGS="$CFLAGS" || exit 1
+ make $MAKEFLAGS DESTDIR=$DIR/dst-$BUILD-$t install-gcc install-target \
+ CFLAGS="$CFLAGS" CXXFLAGS="$CFLAGS" || exit 1
+
+ # Add the compiler we just built to the path.
+ PATH=$DIR/dst-$BUILD-$t/usr/bin:$PATH
+ fi
+done
+
+# Rearrange various libraries, for no really good reason.
+for t in $TARGETS ; do
+ DT=$DIR/dst-$BUILD-$t
+ D=`echo $DT/usr/lib/gcc/$t-apple-darwin/$VERS`
+ if [ $t == $BUILD ] ; then
+ mv $DT/usr/lib/libstdc++.a $D || exit 1
+ mv $DT/usr/lib/libsupc++.a $D || exit 1
+ else
+ DD=$DT/usr/${t}-apple-darwin/lib
+ mv $DD/libstdc++.a $D || exit 1
+ mv $DD/libsupc++.a $D || exit 1
+ fi
+ mv $D/static/libgcc.a $D/libgcc_static.a || exit 1
+ mv $D/kext/libgcc.a $D/libcc_kext.a || exit 1
+ rm -r $D/static $D/kext || exit 1
+done
+
+# Build the cross-hosted compilers.
+for h in $HOSTS ; do
+ if [ $h != $BUILD ] ; then
+ for t in $TARGETS ; do
+ mkdir -p $DIR/obj-$h-$t $DIR/dst-$h-$t || exit 1
+ cd $DIR/obj-$h-$t || exit 1
+ if [ $h = $t ] ; then
+ pp=
+ else
+ pp=$t-apple-darwin-
+ fi
+
+ $SRC_DIR/configure $CONFIGFLAGS \
+ --program-prefix=$pp \
+ --host=$h-apple-darwin --target=$t-apple-darwin || exit 1
+ make $MAKEFLAGS all-gcc CFLAGS="$CFLAGS" CXXFLAGS="$CFLAGS" || exit 1
+ make $MAKEFLAGS DESTDIR=$DIR/dst-$h-$t install-gcc \
+ CFLAGS="$CFLAGS" CXXFLAGS="$CFLAGS" || exit 1
+ done
+ fi
+done
+
+########################################
+# Construct the actual destination root, by copying stuff from
+# $DIR/dst-* to $DEST_DIR, with occasional 'lipo' commands.
+
+cd $DEST_DIR || exit 1
+
+# Clean out DEST_DIR in case -noclean was passed to buildit.
+rm -rf * || exit 1
+
+# HTML documentation
+HTMLDIR=/Developer/Documentation/DeveloperTools
+mkdir -p .$HTMLDIR || exit 1
+cp -rp $DIR/obj-$BUILD-$BUILD/gcc/doc/HTML/* .$HTMLDIR/ || exit 1
+
+# Manual pages
+mkdir -p .$DEST_ROOT/share || exit 1
+cp -rp $DIR/dst-$BUILD-$BUILD$DEST_ROOT/share/man .$DEST_ROOT/share/ \
+ || exit 1
+
+# libexec
+LIBEXEC_FILES=` \
+ ls $DIR/dst-$BUILD-$BUILD$DEST_ROOT/libexec/gcc/$BUILD-apple-darwin/$VERS \
+ | grep -v install-tools || exit 1`
+for t in $TARGETS ; do
+ DL=$DEST_ROOT/libexec/gcc/$t-apple-darwin/$VERS
+ mkdir -p .$DL || exit 1
+ for f in $LIBEXEC_FILES ; do
+ lipo -output .$DL/$f -create $DIR/dst-*-$t$DL/$f || exit 1
+ done
+done
+
+# bin
+# The native drivers ('native' is different in different architectures).
+BIN_FILES=`ls $DIR/dst-$BUILD-$BUILD$DEST_ROOT/bin | grep '^[^-]*-[0-9.]*$' \
+ | grep -v gccbug | grep -v gcov || exit 1`
+mkdir .$DEST_ROOT/bin
+for f in $BIN_FILES ; do
+ lipo -output .$DEST_ROOT/bin/$f -create $DIR/dst-*$DEST_ROOT/bin/$f || exit 1
+done
+# gcov, which is special only because it gets built multiple times and lipo
+# will complain if we try to add two architectures into the same output.
+TARG0=`echo $TARGETS | cut -d ' ' -f 1`
+lipo -output .$DEST_ROOT/bin/gcov-$MAJ_VERS -create \
+ $DIR/dst-*-$TARG0$DEST_ROOT/bin/*gcov* || exit 1
+# The fully-named drivers, which have the same target on every host.
+for t in $TARGETS ; do
+ lipo -output .$DEST_ROOT/bin/$t-apple-darwin-gcc-$VERS -create \
+ $DIR/dst-*-$t$DEST_ROOT/bin/$t-apple-darwin-gcc || exit 1
+ lipo -output .$DEST_ROOT/bin/$t-apple-darwin-g++-$VERS -create \
+ $DIR/dst-*-$t$DEST_ROOT/bin/$t-apple-darwin-g++ || exit 1
+done
+
+# lib
+mkdir -p .$DEST_ROOT/lib/gcc || exit 1
+for t in $TARGETS ; do
+ cp -rp $DIR/dst-$BUILD-$t$DEST_ROOT/lib/gcc/$t-apple-darwin \
+ .$DEST_ROOT/lib/gcc || exit 1
+done
+SHARED_LIBS=`ls $DIR/dst-$BUILD-$BUILD$DEST_ROOT/lib | grep '\.dylib$'`
+for l in $SHARED_LIBS ; do
+ F=$DIR/dst-$BUILD-$BUILD$DEST_ROOT/lib/$l
+ if [ \! -L $F ] ; then
+ if [ -f $DIR/dst-$BUILD-*$DEST_ROOT/*-apple-darwin/lib/$l ] ; then
+ lipo -output .$DEST_ROOT/lib/$l -create $F \
+ $DIR/dst-$BUILD-*$DEST_ROOT/*-apple-darwin/lib/$l || exit 1
+ else
+ cp -p $F .$DEST_ROOT/lib/$l || exit 1
+ fi
+ F1=`echo $l \
+ | sed 's/\(\.[0-9]\{1,\}\)\(\.[0-9]\{1,\}\)\{1,\}\.dylib/\1.dylib/'`
+ F0=`echo $l | sed 's/\(\.[0-9]\{1,\}\)\{1,\}\.dylib/.dylib/'`
+ ln -s $l .$DEST_ROOT/lib/$F1 || exit 1
+ for t in $TARGETS ; do
+ ln -s ../../../$F1 .$DEST_ROOT/lib/gcc/$t-apple-darwin/$VERS/$F0 \
+ || exit 1
+ done
+ fi
+done
+
+# FIXME
+# This is a workaround for gcc_select, pending approval of a patch that
+# makes it unnecessary. Radar 3538294.
+mkdir -p .$DEST_ROOT/libexec/gcc/darwin/ppc/$MAJ_VERS
+mkdir -p .$DEST_ROOT/lib/gcc/darwin/$MAJ_VERS
+
+# include
+HEADERPATH=$DEST_ROOT/include/gcc/darwin/$MAJ_VERS
+mkdir -p .$HEADERPATH || exit 1
+cp -rp $DIR/dst-$BUILD-$BUILD$HEADERPATH/c++ \
+ .$HEADERPATH/ || exit 1
+for t in $TARGETS ; do
+ DS=$HEADERPATH/c++
+ [ $t = $BUILD ] || \
+ cp -rp $DIR/dst-$BUILD-$t$DS/$t-apple-darwin .$DS/ || exit 1
+done
+
+# Some headers are installed from more-hdrs/. They all share
+# one common feature: they shouldn't be installed here. Sometimes,
+# they should be part of FSF GCC and installed from there; sometimes,
+# they should be installed by some completely different package; sometimes,
+# they only exist for codewarrior compatibility and codewarrior should provide
+# its own.
+cd $SRC_DIR/more-hdrs
+for h in `echo [^C]*` ; do
+ cp -r $h $DEST_DIR$HEADERPATH/$h || exit 1
+ for t in $TARGETS ; do
+ THEADERPATH=$DEST_DIR$DEST_ROOT/lib/gcc/${t}-apple-darwin/$VERS/include
+ [ -f $THEADERPATH/$h ] || \
+ ln -s ../../../../../include/gcc/darwin/$MAJ_VERS/$h $THEADERPATH/$h || \
+ exit 1
+ done
+done
+
+# Install man pages using version number.
+# Only g++ man page needs rename. gcc, cpp and gcov man page are already
+# installed using proper name.
+mv $DEST_DIR$DEST_ROOT/share/man/man1/g++.1 \
+ $DEST_DIR$DEST_ROOT/share/man/man1/g++-$MAJ_VERS.1
+
+# Build driver-driver using fully-named drivers
+for t in $TARGETS ; do
+ $DEST_DIR$DEST_ROOT/bin/$t-apple-darwin-gcc-$VERS \
+ $ORIG_SRC_DIR/gcc/config/darwin-driver.c \
+ -DPDN="\"-apple-darwin-gcc-$VERS\"" \
+ -DIL="\"$DEST_ROOT/bin/\"" -I $ORIG_SRC_DIR/include \
+ -I $ORIG_SRC_DIR/gcc -I $ORIG_SRC_DIR/gcc/config \
+ -liberty -L$DIR/dst-$BUILD-$t$DEST_ROOT/lib/ \
+ -L$DIR/dst-$BUILD-$t$DEST_ROOT/$t-apple-darwin/lib/ \
+ -o $DEST_DIR/$DEST_ROOT/bin/tmp-$t-gcc-$MAJ_VERS || exit 1
+
+ $DEST_DIR$DEST_ROOT/bin/$t-apple-darwin-gcc-$VERS \
+ $ORIG_SRC_DIR/gcc/config/darwin-driver.c \
+ -DPDN="\"-apple-darwin-g++-$VERS\"" \
+ -DIL="\"$DEST_ROOT/bin/\"" -I $ORIG_SRC_DIR/include \
+ -I $ORIG_SRC_DIR/gcc -I $ORIG_SRC_DIR/gcc/config \
+ -liberty -L$DIR/dst-$BUILD-$t$DEST_ROOT/lib/ \
+ -L$DIR/dst-$BUILD-$t$DEST_ROOT/$t-apple-darwin/lib/ \
+ -o $DEST_DIR/$DEST_ROOT/bin/tmp-$t-g++-$MAJ_VERS || exit 1
+done
+
+lipo -output $DEST_DIR/$DEST_ROOT/bin/gcc-$MAJ_VERS -create \
+ $DEST_DIR/$DEST_ROOT/bin/tmp-*-gcc-$MAJ_VERS || exit 1
+
+lipo -output $DEST_DIR/$DEST_ROOT/bin/g++-$MAJ_VERS -create \
+ $DEST_DIR/$DEST_ROOT/bin/tmp-*-g++-$MAJ_VERS || exit 1
+
+ln -f $DEST_DIR/$DEST_ROOT/bin/g++-$MAJ_VERS $DEST_DIR/$DEST_ROOT/bin/c++-$MAJ_VERS || exit 1
+
+rm $DEST_DIR/$DEST_ROOT/bin/tmp-*-gcc-$MAJ_VERS || exit 1
+rm $DEST_DIR/$DEST_ROOT/bin/tmp-*-g++-$MAJ_VERS || exit 1
+
+
+########################################
+# Save the source files and objects needed for debugging
+
+cd $SYM_DIR || exit 1
+
+# Clean out SYM_DIR in case -noclean was passed to buildit.
+rm -rf * || exit 1
+
+# Save executables and libraries.
+cd $DEST_DIR || exit 1
+find . \( -perm -0111 -or -name \*.a \) -type f -print \
+ | cpio -pdml $SYM_DIR || exit 1
+# Save source files.
+mkdir $SYM_DIR/src || exit 1
+cd $DIR || exit 1
+find obj-* -name \*.\[chy\] -print | cpio -pdml $SYM_DIR/src || exit 1
+
+########################################
+# Strip the executables and libraries
+find $DEST_DIR -perm -0111 \! -name \*.dylib -type f -print \
+ | xargs strip || exit 1
+find $DEST_DIR \( -name \*.a -or -name \*.dylib \) -type f -print \
+ | xargs strip -SX || exit 1
+
+# Done!
+exit 0
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