File re2.spec of Package re2

%define realname re2
%define srcext   tar.bz2

%define so_ver   0

# Common info
Name:          %{realname}
Version:       0
Release:       wiz%{?extraver:0.}1%{?dist}
License:       BSD-3-Clause
Group:         System/Libraries
URL:           https://github.com/google/re2
Summary:       Fast, safe, thread-friendly regular expression engine

# Build-time parameters
BuildRequires: gcc-c++
BuildRequires: pkg-config
BuildRoot:     %{_tmppath}/%{name}-root
Source:        %{realname}-%{version}.%{srcext}

%description
RE2 is a fast, safe, thread-friendly alternative to backtracking regular
expression engines like those used in PCRE, Perl, and Python.

It is a C++ library.

%package -n libre2-%{so_ver}
Group:         System/Libraries
Summary:       Fast, safe, thread-friendly regular expression engine

%description -n libre2-%{so_ver}
RE2 is a fast, safe, thread-friendly alternative to backtracking regular
expression engines like those used in PCRE, Perl, and Python.

It is a C++ library.

%package -n libre2-devel
Group:         Development/Languages/C and C++
Summary:       Development files for libre2-%{so_ver}
Requires:      libre2-%{so_ver} = %{version}-%{release}
Provides:      re2-devel = %{version}-%{release}
Provides:      libre2-%{so_ver}-devel = %{version}-%{release}

%description -n libre2-devel
RE2 is a fast, safe, thread-friendly alternative to backtracking regular
expression engines like those used in PCRE, Perl, and Python.

This package contains headers and libraries required to develop using re2.

# Preparation step (unpackung and patching if necessary)
%prep
%setup -q -n %{realname}-%{version}%{?extraver}

%build
%{__make} %{?_smp_mflags} \
 CXXFLAGS="%{optflags} %{?gcc_lto}" \
 LDFLAGS="-Wl,--as-needed -Wl,--strip-all %{?gcc_lto}"

%install
%{__make} install DESTDIR=%{buildroot} \
 prefix=%{_prefix} \
 includedir=%{_includedir} \
 libdir=%{_libdir}

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

%files -n libre2-%{so_ver}
%defattr(-,root,root)
%doc AUTHORS CONTRIBUTORS LICENSE README doc/syntax.* doc/*.png
%{_libdir}/libre2.so.%{?so_ver}*

%files -n libre2-devel
%defattr(-,root,root)
%doc AUTHORS CONTRIBUTORS LICENSE README doc/syntax.* doc/*.png
%{_libdir}/pkgconfig/re2.pc
%dir %{_includedir}/re2
%{_includedir}/re2/*.h
%attr(0644,root,root) %{_libdir}/libre2.a
%{_libdir}/libre2.so

%post   -n libre2-%{so_ver} -p /sbin/ldconfig
%postun -n libre2-%{so_ver} -p /sbin/ldconfig

%changelog