DESCRIPTION="LLVM GCC Front End"
HOMEPAGE="http://llvm.org/"
# llvm-gcc4.2 => llvm-gcc-4.2
pn=$(echo ${PN}|sed -e's/gcc/gcc-/')
#http://llvm.org/releases/2.5/llvm-gcc-4.2-2.5.source.tar.gz
SRC_URI="http://llvm.org/releases/${PV}/${pn}-${PV}.source.tar.gz"
SRC_DIR="${PN}-${PV}.source"
LICENSE="University of Illinois/NCSA Open Source License "

EXTRALANGS=",java,objc,obj-c++"
CYGCONF_ARGS="-v --with-gmp=/usr --with-mpfr=/usr \
	--with-slibdir=/usr/bin \
        --enable-static --enable-bootstrap --enable-shared \
        --enable-shared-libgcc --enable-__cxa_atexit \
	--with-gnu-ld --with-gnu-as --with-dwarf2 --disable-sjlj-exceptions \
	--enable-languages=c,c++${EXTRALANGS} \
	--disable-symvers --enable-libjava \
	--enable-libgomp --enable-libssp --enable-threads=posix"
# configure: error: GMP 4.1 and MPFR 2.2.1 or newer versions required by fortran
# => require libmpfr-devel
# error with --datarootdir=/usr/share

# Ensure gcc-special autoconf-2.59, automake-1.9.4 are first in the path.
export PATH="/opt/gcc-tools/bin:${PATH}"

# override default src_compile
# autoreconfiguring never seems to work right.
# but! we have to do so a bit: reconfigure at
#   toplevel  libjava 
# automake at 
#   libffi libgfortran libgomp  libjava libobjc libssp libstdc++-v3
# also boehm-gc libffi libjava libmudflap libssp libstdc++-v3 zlib
src_compile() {
        test -f /opt/gcc-tools/bin/automake  || error "gcc-tools-automake not installed"
        test -f /usr/include/mpfr.h || error "libmpfr-devel  not installed"
	#cd ${S}
	#autoconf || exit -1
	#cd ${S}/libjava
	#autoconf || exit -1
	#cd ${S}/libffi
	#autoconf || exit -1
	cd ${S}
	for x in boehm-gc libffi libgfortran libgomp libjava libmudflap libssp libstdc++-v3 zlib;
	do
		pushd $x
		automake || exit -1
		popd
	done
	cd ${B}
        cygconf
	cygmake ENABLE_OPTIMIZED=1 EXTRALANGS=${EXTRALANGS} LLVM_VERSION_INFO=${PV}
}

src_xinstall () {
	cd ${B}
	cyginstall
}