src_name=libtxc_dxtn
git_commit=ef07298391c6dcad843e0b13e985090c1dd76e76
git_url0=git://people.freedesktop.org/~mareko/$pkg_name

pkg_dir=$pkgs_dir_root/$pkg_name
src_dir=$src_dir_root/$src_name
rm -Rf $pkg_dir
mkdir -p $pkgs_dir_root
cp -r $src_dir $pkg_dir

cd $pkg_dir

git checkout --force $git_commit
git reset --hard

autoreconf -v -i

build_dir=$builds_dir_root/$pkg_name-$target_gnu_triple
rm -Rf $build_dir
mkdir -p $build_dir
cd $build_dir

OLD_PATH=$PATH
export PATH=$cross_toolchain_dir_root/bin:$sdk_texinfo_path/bin:$PATH

# it needs GL headers location
export "CPPFLAGS=-I$target_sysroot/nyan/mesa-gl/0/include"
# at link time, the only way to tell gnu ld where to look for shared lib dependencies is to pass the -rpath-link option
export "CC=$target_gnu_triple-gcc -B$target_sysroot/nyan/glibc/current/lib -L$target_sysroot/nyan/glibc/current/lib -Wl,-rpath-link,$target_sysroot/nyan/glibc/current/lib -static-libgcc"
export 'CFLAGS=-O2 -pipe -fPIC -Wno-error'
$pkg_dir/configure						\
	--build=$build_gnu_triple				\
	--host=$target_gnu_triple				\
	--prefix=/nyan/libtxc_dxtn/0
unset CPPFLAGS
unset CFLAGS
unset CC

make -j $threads_n
make install DESTDIR=$target_sysroot

# cleanup and tidying
rm -f $target_sysroot/nyan/$src_name/0/lib/*.la || true
$target_gnu_triple-strip -s $target_sysroot/nyan/$src_name/0/lib/libtxc_dxtn.so

rm -Rf $build_dir $pkg_dir
export PATH=$OLD_PATH