%global cclang_commit_id 82481202297e69f619766df57ac3cce70a35d82f
%global llvm_commit_id release_40
%global clang_commit_id release_40
%global headers_commit_id f039db6764d52388658ef15c30b2237bbda49803
%global package_version 4.0.16
%global package_release 1

Name: intel-opencl-clang
Version: %{package_version}
Release: %{package_release}%{?dist}
Summary: Intel(R) OpenCL(TM) Clang

Group: System Environment/Libraries
License: MIT
URL: https://github.com/intel/opencl-clang
Source0: https://github.com/intel/opencl-clang/archive/%{cclang_commit_id}/opencl-clang.tar.gz
Source1: https://github.com/llvm-mirror/llvm/archive/%{llvm_commit_id}/llvm-40.tar.gz
Source2: https://github.com/llvm-mirror/clang/archive/%{clang_commit_id}/clang-40.tar.gz
Source3: https://github.com/KhronosGroup/OpenCL-Headers/archive/%{headers_commit_id}/opencl-headers.tar.gz

%if 0%{?el7}
BuildRequires: centos-release-scl epel-release
BuildRequires: gcc-c++ make patch devtoolset-4-gcc-c++ cmake3 ninja-build llvm-toolset-7-clang
%else
BuildRequires: cmake clang gcc-c++ make patch
%endif

%description


%package       devel
Summary:       Intel(R) OpenCL(TM) Clang development package
Requires:      %{name} = %{version}-%{release}

%description   devel


%prep


%build
echo "==== BUILD ===="
rm -rf *

mkdir opencl_clang llvm_source clang_source opencl_headers
tar xzf $RPM_SOURCE_DIR/opencl-clang.tar.gz -C opencl_clang --strip-components=1
tar xzf $RPM_SOURCE_DIR/llvm-40.tar.gz -C llvm_source --strip-components=1
tar xzf $RPM_SOURCE_DIR/clang-40.tar.gz -C clang_source --strip-components=1
tar xzf $RPM_SOURCE_DIR/opencl-headers.tar.gz -C opencl_headers --strip-components=1
ln -s ./opencl22/CL ./opencl_headers/

mkdir build
cd build

%if 0%{?el7}
echo building for el7: %{el7}
scl enable devtoolset-4 llvm-toolset-7 "cmake3 ../opencl_clang -DCMAKE_BUILD_TYPE=Release -DCOMMON_CLANG_LIBRARY_NAME=opencl_clang"
scl enable devtoolset-4 llvm-toolset-7 "make -j `nproc` cclang"
%else
echo building for Fedora
cmake ../opencl_clang -DCMAKE_BUILD_TYPE=Release -DCOMMON_CLANG_LIBRARY_NAME=opencl_clang
make -j`nproc` cclang
%endif

%install
echo "==== INSTALL ===="
mkdir -p $RPM_BUILD_ROOT/usr/lib64 $RPM_BUILD_ROOT/usr/share/opencl-clang/
cp $RPM_BUILD_DIR/build/install/lib/libopencl_clang.so $RPM_BUILD_ROOT/usr/lib64/
strip $RPM_BUILD_ROOT/usr/lib64/libopencl_clang.so
cp $RPM_BUILD_DIR/build/install/bin/clang $RPM_BUILD_ROOT/usr/share/opencl-clang/
strip $RPM_BUILD_ROOT/usr/share/opencl-clang/clang
cp $RPM_BUILD_DIR/build/install/include/cclang/* $RPM_BUILD_ROOT/usr/share/opencl-clang/
echo "==== DONE ===="


%files
%defattr(-,root,root)
/usr/lib64/libopencl_clang.so


%files devel
%defattr(-,root,root)
/usr/share/opencl-clang/clang
/usr/share/opencl-clang/common_clang.h
/usr/share/opencl-clang/module.modulemap
/usr/share/opencl-clang/opencl-c-20.h
/usr/share/opencl-clang/opencl-c-common.h
/usr/share/opencl-clang/opencl-c-intel.h
/usr/share/opencl-clang/opencl-c-platform-12.h
/usr/share/opencl-clang/opencl-c-platform-20.h
/usr/share/opencl-clang/opencl-c-platform.h
/usr/share/opencl-clang/opencl-c.h


# %doc


# %changelog