# Glslang revision from packaged version
%global glslang_version ca8d07d0bc1c6390b83915700439fa7719de6a2a

Name:          shaderc
Version:       2023.6
Release:       1mamba
Summary:       A collection of tools, libraries, and tests for Vulkan shader compilation
Group:         System/Tools
Vendor:        openmamba
Distribution:  openmamba
Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
URL:           https://github.com/google/shaderc
Source:        https://github.com/google/shaderc.git/v%{version}/shaderc-%{version}.tar.bz2
Patch0:        shaderc-2023.6-Drop-third-party-code-in-CMakeLists.txt.patch
Patch1:        shaderc-2023.6-glslang_linker_flags.patch
License:       Apache License 2.0
## AUTOBUILDREQ-BEGIN
BuildRequires: glibc-devel
BuildRequires: libgcc
BuildRequires: libglslang-devel
BuildRequires: libspirv-tools-devel
BuildRequires: libstdc++6-devel
## AUTOBUILDREQ-END
BuildRequires: cmake
BuildRequires: libglslang-devel
BuildRequires: spirv-headers
BuildRequires: libspirv-tools-devel
Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}

%description
A collection of tools, libraries, and tests for Vulkan shader compilation.

%package -n lib%{name}
Group:         System/Libraries
Summary:       Shared libraries for %{name}

%description -n lib%{name}
This package contains shared libraries for %{name}.

%package -n lib%{name}-devel
Group:         Development/Libraries
Summary:       Development files for %{name}
Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
Requires:      pkg-config

%description -n lib%{name}-devel
This package contains libraries and header files for developing applications that use %{name}.

%debug_package

%prep
%setup -q
%patch 0 -p1 -b .Drop-third-party-code-in-CMakeLists.txt
%patch 1 -p1 -b .glslang_linker_flags

rm -r third_party
	
# Stolen from Gentoo
# Create build-version.inc since we want to use our packaged
# SPIRV-Tools and glslang
sed -i -e '/build-version/d' glslc/CMakeLists.txt
echo \"shaderc $(grep -m1 -o '^v[[:digit:]]\{4\}\.[[:digit:]]\(-dev\)\? [[:digit:]]\{4\}-[[:digit:]]\{2\}-[[:digit:]]\{2\}$' CHANGES)\" \
        > glslc/src/build-version.inc
echo \"spirv-tools $(grep -m1 -o '^v[[:digit:]]\{4\}\.[[:digit:]]\(-dev\)\? [[:digit:]]\{4\}-[[:digit:]]\{2\}-[[:digit:]]\{2\}$' /usr/share/doc/spirv-tools/CHANGES)\" \
        >> glslc/src/build-version.inc
echo \"glslang %{glslang_version}\" >> glslc/src/build-version.inc

# Point to correct include
sed -i 's|SPIRV/GlslangToSpv.h|glslang/SPIRV/GlslangToSpv.h|' libshaderc_util/src/compiler.cc
 
%build
%cmake -d build \
   -Wno-dev \
   -DCMAKE_SKIP_RPATH=True \
   -DSHADERC_SKIP_TESTS=True \
   -DPYTHON_EXE=%{__python310} \
   -GNinja

ninja

%install
[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"

DESTDIR=%{buildroot} ninja -C build install

%clean
[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"

%post -n lib%{name} -p /sbin/ldconfig
%postun -n lib%{name} -p /sbin/ldconfig

%files
%defattr(-,root,root)
%{_bindir}/glslc

%files -n lib%{name}
%defattr(-,root,root)
%{_libdir}/libshaderc_shared.so.*
%doc AUTHORS LICENSE

%files -n lib%{name}-devel
%defattr(-,root,root)
%dir %{_includedir}/shaderc
%{_includedir}/shaderc/*
%{_libdir}/libshaderc.a
%{_libdir}/libshaderc_combined.a
%{_libdir}/libshaderc_shared.so
%{_libdir}/pkgconfig/shaderc.pc
%{_libdir}/pkgconfig/shaderc_combined.pc
%{_libdir}/pkgconfig/shaderc_static.pc
%doc CHANGES README.md

%changelog
* Sun Aug 20 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 2023.6-1mamba
- package created using the webbuild interface