src_name=mesa
git_url0=git://anongit.freedesktop.org/mesa/$src_name

pkg_dir=/run/pkgs/$pkg_name
src_dir=$src_dir_root/$src_name
rm -Rf $pkg_dir
mkdir -p /run/pkgs
cp -Hr $src_dir $pkg_dir

#-------------------------------------------------------------------------------

cd $pkg_dir

PATH_SAVED=$PATH
# should test if their c++ crap is crap from 98
export PATH="\
/nyan/toolchains/current/bin:\
/nyan/git/current/bin:\
$PATH\
"

if test x$git_commit != x; then
	git checkout --force $git_commit
	git reset --hard
fi

# copy the canonical lean build scripts
cp -r $nyan_root/builders/$pkg_name/contrib .

#-------------------------------------------------------------------------------

build_dir=/run/builds/$pkg_name
rm -Rf $build_dir
mkdir -p $build_dir
cd $build_dir

# create the local configuration file
cat >$build_dir/local_conf.sh <<EOF
prefix=/nyan/mesa-gl/$slot
sysconfdir=/nyan/mesa-gl/$slot/etc
datadir=/nyan/mesa-gl/$slot/share
libdir=/nyan/mesa-gl/$slot/lib
incdir=/nyan/mesa-gl/$slot/include
dri_driver_search_dir=/nyan/mesa-gl/$slot/lib/dri
EOF

#-------------------------------------------------------------------------------

$pkg_dir/contrib/x86_64_linux_glibc_amdgpu.sh

cp -r $build_dir/install_root/* /

#-------------------------------------------------------------------------------

# fix the pkgconfig files with current active mesa path
for f in /nyan/mesa-gl/$slot/lib/pkgconfig/*
do
	sed -i -e "s:mesa-gl/$slot:mesa-gl/current:" $f
done

# cleanup and tidying
find /nyan/mesa-gl/$slot -type f | while read f; do if file $f | egrep 'ELF.+(shared|executable)' >/dev/null; then strip -s $f; fi; done

export PATH=$PATH_SAVED
unset PATH_SAVED
rm -Rf $build_dir $pkg_dir