VERSION="7.2.0"
SRCDIR="gcc-$VERSION"
TARBALL="gcc-$VERSION.tar.xz"
URL="http://ftp.gnu.org/gnu/gcc/gcc-$VERSION"
SHA256SUM="1cf7adf8ff4b5aa49041c8734bbcf1ad18cc4c94d0029aae0f4e48841088479a"

prepare() {
	for child in cloog gmp isl mpc mpfr; do
		unset -f build deploy prepare
		unset -v VERSION TARBALL URL SRCDIR SHA256SUM
		source "$SCRIPTDIR/tcpkg/$child/build"

		if [ ! -e "$child" ]; then
			echo "installing symlink to $child..."
			ln -s "$PKGSRCDIR/$SRCDIR" "$child"
		else
			if [ ! -L "$child" ]; then
				echo "ERROR: $child " \
					"exists but is not a symlink!"
				exit 1
			fi
		fi
	done
}

build() {
	local INPUT="$1"
	local OUTPUT="$2"

	$INPUT/configure --prefix="$TCDIR" --target="$TARGET" \
			--build="$HOSTTUPLE" --host="$HOSTTUPLE" \
			--with-sysroot="$TCDIR/$TARGET" \
			--disable-nls --disable-shared --without-headers \
			--disable-multilib --disable-decimal-float \
			--disable-libgomp --disable-libmudflap \
			--disable-libssp --disable-libatomic \
			--disable-libquadmath --disable-threads \
			--enable-languages=c --with-newlib \
			--with-arch="$GCC_CPU" $GCC_EXTRACFG

	make -j $NUMJOBS all-gcc all-target-libgcc
}

deploy() {
	make install-gcc install-target-libgcc
}