setup-crosstools-workspace

#! /bin/sh
srcdir="`dirname $0`"
binutils_version="2.38"
gcc_version="11.4.0"
sysroot=""
should_patch="yes"

for i in "$@"
do
case $i in
	--sysroot=*)
		sysroot=`echo $i | sed 's/[-a-zA-Z0-9]*=//'`
		;;
	
	--binutils-version=*)
		binutils_version=`echo $i | sed 's/[-a-zA-Z0-9]*=//'`
		;;
	
	--gcc-version=*)
		gcc_version=`echo $i | sed 's/[-a-zA-Z0-9]*=//'`
		;;
	
	--no-patch)
		should_patch="no"
		;;

	*)
		echo >&2 "$0: unrecognised command-line option: $i"
		exit 1
		;;
esac
done

if [ "`ls`" != "" ]
then
	echo >&2 "$0: you must run me in an empty directory"
	exit 1
fi

if [ "$sysroot" = "" ]
then
	echo >&2 "$0: you must specify a --sysroot for the cross-compiler"
	exit 1
fi

if [ "$should_patch" = "yes" ]
then
	if [ ! -f $srcdir/binutils/binutils-$binutils_version.patch ]
	then
		echo >&2 "$0: no patch for version $binutils_version of binutils!"
		exit 1
	fi

	if [ ! -f $srcdir/gcc/gcc-$gcc_version.patch ]
	then
		echo >&2 "$0: no patch for version $gcc_version of gcc!"
		exit 1
	fi
fi

echo "Downloading binutils..."
rm -f binutils-$binutils_version.tar.gz
wget https://ftp.gnu.org/gnu/binutils/binutils-$binutils_version.tar.gz || exit 1
tar -xzf binutils-$binutils_version.tar.gz || exit 1
mv binutils-$binutils_version glidix-binutils || exit 1
tar -xzf binutils-$binutils_version.tar.gz || exit 1

echo "Downloading GCC..."
rm -f gcc-$gcc_version.tar.gz
wget ftp://ftp.mirrorservice.org/sites/sourceware.org/pub/gcc/releases/gcc-$gcc_version/gcc-$gcc_version.tar.gz || exit 1
tar -xzf gcc-$gcc_version.tar.gz || exit 1
mv gcc-$gcc_version glidix-gcc || exit 1
tar -xzf gcc-$gcc_version.tar.gz || exit 1
cd gcc-$gcc_version
./contrib/download_prerequisites
cd ../glidix-gcc
./contrib/download_prerequisites
cd ..

if [ "$should_patch" = "yes" ]
then
	echo "Patching binutils..."
	cd glidix-binutils
	patch -p1 < ../$srcdir/binutils/binutils-$binutils_version.patch || exit 1
	cd ..

	echo "Patching GCC..."
	cd glidix-gcc
	patch -p1 < ../$srcdir/gcc/gcc-$gcc_version.patch || exit 1
	cd ..
fi

echo "Generating install script..."
echo >install.sh "#! /bin/sh"
echo >>install.sh "GCC_VERSION=$gcc_version"
echo >>install.sh "BINUTILS_VERSION=$binutils_version"
echo >>install.sh "SRCDIR=$srcdir"
echo >>install.sh "SYSROOT=$sysroot"
cat >>install.sh $srcdir/crosstools-install
chmod +x install.sh

echo "Generating install-stage2 script..."
cp $srcdir/crosstools-install-stage2 install-stage2.sh
chmod +x install-stage2.sh

echo "Generating make-patches script..."
echo >make-patches.sh "#! /bin/sh"
echo >>make-patches.sh "diff --no-dereference -urN binutils-$binutils_version glidix-binutils > $srcdir/binutils/binutils-$binutils_version.patch"
echo >>make-patches.sh "diff --no-dereference -urN gcc-$gcc_version glidix-gcc > $srcdir/gcc/gcc-$gcc_version.patch"
chmod +x make-patches.sh