%global debug_package %{nil}

%global build_repo https://github.com/KhronosGroup/SPIRV-Tools
  
%global latest_data %(git ls-remote %{build_repo} | grep -P 'refs/tags/v[0-9.]+' | sort -Vrk 2 | head -1)
%global numeric_ver %(echo %{latest_data} | grep -oP 'tags/.*' | grep -oP '[0-9.]+')
%global commit_date %(date +"%Y%m%d")
%global rel_build %{commit_date}%{?dist}

Name:           spirv-tools
Version:        %{numeric_ver}
Release:        %{rel_build}

Summary:        API and commands for processing SPIR-V modules

License:        ASL 2.0
URL:            %{build_repo}
Source0:        %url/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz

BuildRequires:  cmake3
BuildRequires:  gcc-c++
BuildRequires:  ninja-build
%if 0%{?rhel} == 7
BuildRequires:  python36-devel
%else
BuildRequires:  python3-devel
%endif
BuildRequires:  python3-rpm-macros
BuildRequires:  spirv-headers-devel
Requires:       %{name}-libs%{?_isa} = %{version}-%{release}

%description
The package includes an assembler, binary module parser,
disassembler, and validator for SPIR-V..

%package        libs
Summary:        Library files for %{name}
Provides:       %{name}-libs%{?_isa} = %{version}

%description    libs
library files for %{name}

%package        devel
Summary:        Development files for %{name}
Requires:       %{name}-libs%{?_isa} = %{version}-%{release}

%description    devel
Development files for %{name}

%prep
%autosetup -p1 -n SPIRV-Tools-%{version}
# be more relaxed
for i in android_test/Android.mk \
  CMakeLists.txt \
  Android.mk
do
  sed -i "s/-Werror//g" $i
done

%build
## enable LTO
export CFLAGS="%{build_cflags}"
export CXXFLAGS="%{build_cxxflags}"
export LDFLAGS="%{build_ldflags}"

LTO_FLAGS="-g0 -flto=8 -ffat-lto-objects -flto-odr-type-merging"
export CFLAGS="$CFLAGS -falign-functions=32 -fno-semantic-interposition $LTO_FLAGS "
export FCFLAGS="$CFLAGS -falign-functions=32 -fno-semantic-interposition $LTO_FLAGS "
export FFLAGS="$CFLAGS -falign-functions=32 -fno-semantic-interposition $LTO_FLAGS "
export CXXFLAGS="$CXXFLAGS -std=c++14 -falign-functions=32 -fno-semantic-interposition $LTO_FLAGS "
export LDFLAGS="$LDFLAG0S -flto=8 "

%__mkdir_p %_target_platform
pushd %_target_platform
%cmake3 -DCMAKE_BUILD_TYPE=Release \
        -DCMAKE_INSTALL_LIBDIR=%{_lib} \
        -DSPIRV-Headers_SOURCE_DIR=%{_prefix} \
        -DPYTHON_EXECUTABLE=%{__python3} \
        -GNinja ..
%ninja_build
popd

%install
%ninja_install -C %_target_platform

%ldconfig_scriptlets libs

%files
%license LICENSE
%doc README.md CHANGES
%{_bindir}/spirv-as
%{_bindir}/spirv-cfg
%{_bindir}/spirv-dis
%{_bindir}/spirv-lesspipe.sh
%{_bindir}/spirv-link
%{_bindir}/spirv-opt
%{_bindir}/spirv-reduce
%{_bindir}/spirv-val

%files libs
%{_libdir}/libSPIRV-Tools-link.so
%{_libdir}/libSPIRV-Tools-opt.so
%{_libdir}/libSPIRV-Tools-shared.so
%{_libdir}/libSPIRV-Tools-reduce.so
%{_libdir}/libSPIRV-Tools.so

%files devel
%{_includedir}/spirv-tools/
%{_libdir}/pkgconfig/SPIRV-Tools-shared.pc
%{_libdir}/pkgconfig/SPIRV-Tools.pc

%changelog
* Sun Aug 04 2019 Mihai Vultur <xanto@egaming.ro>
- Implement some version autodetection to reduce maintenance work.

* Mon Jun 10 13:46:33 CEST 2019 Robert-André Mauchin <zebob.m@gmail.com> - 2019.3-1
- Release 2019.3

* Thu Mar 07 2019 Dave Airlie <airlied@redhat.com> - 2019.1-2
- Add patch to let vulkan-validation-layers build

* Mon Feb 04 2019 Dave Airlie <airlied@redhat.com> - 2019.1-1
- Update to 2019.1 release

* Sun Feb 03 2019 Fedora Release Engineering <releng@fedoraproject.org> - 2018.4-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild

* Mon Jul 23 2018 Leigh Scott <leigh123linux@googlemail.com> - 2018.4-1
- Update to 2018.4 release

* Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 2018.3.0-0.3.20180407.git26a698c
- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild

* Mon Jun 25 2018 Dave Airlie <airlied@redhat.com> - 2018.3.0-0.2.20180407.git26a698c
- Move to python3 and drop the simplejson buildreq.

* Tue Apr 24 2018 Leigh Scott <leigh123linux@googlemail.com> - 2018.3.0-0.1.20180407.git26a698c
- Bump version to 2018.3.0 to match .pc files

* Tue Apr 24 2018 Leigh Scott <leigh123linux@googlemail.com> - 2018.1-0.4.20180407.git26a698c
- Bump provides to 2018.3.0

* Tue Apr 24 2018 Leigh Scott <leigh123linux@googlemail.com> - 2018.1-0.3.20180407.git26a698c
- Update for vulkan 1.1.73.0

* Wed Feb 14 2018 Leigh Scott <leigh123linux@googlemail.com> - 2018.1-0.2.20180205.git9e19fc0
- Add isa to the provides

* Fri Feb 09 2018 Leigh Scott <leigh123linux@googlemail.com> - 2018.1-0.1.20180205.git9e19fc0
- Fix version
- Fix pkgconfig file
- Add version provides to -libs package

* Fri Feb 09 2018 Leigh Scott <leigh123linux@googlemail.com> - 2016.7-0.5.20180205.git9e19fc0
- Update for vulkan 1.0.68.0
- Try building as shared object
- Split libs into -libs subpackage

* Fri Feb 09 2018 Leigh Scott <leigh123linux@googlemail.com> - 2016.7-0.4.20171023.git5834719
- Use ninja to build

* Mon Jan 22 2018 Leigh Scott <leigh123linux@googlemail.com> - 2016.7-0.3.20171023.git5834719
- Add python prefix to fix the stupid Bodhi tests

* Wed Jan 03 2018 Leigh Scott <leigh123linux@googlemail.com> - 2016.7-0.2.20171023.git5834719
- Split binaries into main package

* Thu Jul 13 2017 Leigh Scott <leigh123linux@googlemail.com> - 2016.7-0.1.20171023.git5834719
- First build