Name:		libnxz
Version:	0.62
Release:	4%{?dist}
Summary:	Zlib implementation for POWER processors
License:	ASL 2.0
Url:		https://github.com/libnxz/power-gzip
BuildRequires:	zlib-devel
Source0:	%{url}/archive/v%{version}/%{name}-%{version}.tar.gz

# Stop depending on a git repository when running make.
Patch0: rm-git.patch
# Avoid warnings when building with GCC 12.
Patch1: gcc12.patch

# Be explicit about the soname in order to avoid unintentional changes.
%global soname libnxz.so.0.62

ExclusiveArch:	ppc64le
BuildRequires:	gcc
BuildRequires: make

%description
libnxz is a zlib-compatible library that uses the NX GZIP Engine available on
POWER9 or newer processors in order to provide a faster zlib/gzip compression
without using the general-purpose cores.

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

%description	devel
The %{name}-devel package contains header files for developing application that
use %{name}.

%package	static
Summary:	Static library for %{name} development
Requires:	%{name}-devel%{?_isa} = %{version}-%{release}

%description	static
The %{name}-static package contains static libraries for developing
application that use %{name}.

%prep
%autosetup -p1 -n power-gzip-%{version}

%build
%make_build FLG="-std=gnu11 %{build_cflags} "

%check
# libnxz tests only work on P9 servers or newer, with Linux >= 5.8.
# This combination is not guaranteed to have at build time.  Check if
# NX GZIP engine device is available before deciding to run the tests.
if [[ -w "/dev/crypto/nx-gzip" ]]; then
	make -k %{?_smp_mflags} check
fi

%install
make install PREFIX="%{buildroot}%{_prefix}" LIBDIR="%{buildroot}%{_libdir}"

%files
%{_libdir}/%{soname}
%{_libdir}/libnxz.so.0
%license licenses/APACHE-2.0.txt
%doc README.md

%files devel
%{_includedir}/libnxz.h
%{_libdir}/libnxz.so

%files static
%{_libdir}/libnxz.a

%changelog
* Wed Jan 26 2022 Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com> - 0.62-4
- Fix issue with GCC 12.

* Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 0.62-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild

* Fri Dec 03 2021 Tulio Magno Quites Machado Filho <tuliom@ascii.art.br> - 0.62-2
- Enable tests if the NX GZIP engine is available.

* Mon Aug 16 2021 Raphael Moreira Zinsly <rzinsly@linux.ibm.com> - 0.62-1
- Update version.

* Thu Jul 22 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.61-4
- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild

* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.61-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

* Tue Nov 10 2020 Tulio Magno Quites Machado Filho <tuliom@ascii.art.br> - 0.61-2
- Fix release version and match with changelog.

* Tue Oct 27 2020 Tulio Magno Quites Machado Filho <tuliom@ascii.art.br> - 0.61-0
- Initial packaging