%global forgeurl https://github.com/biojppm/c4fs
# The project contains a version number, but a release has never been tagged.
# The project is normally used as a git submodule and referred to by commit
# hash.
%global commit 1abba005074022f07d2d9d11ec6a786f2a1f1380

Name:           c4fs
Summary:        C++ file system utilities
Version:        0.0.1
# This is the same as the version number. To prevent undetected soversion
# bumps, we nevertheless express it separately.
%global so_version 0.0.1
%forgemeta
Release:        %autorelease

URL:            %{forgeurl}
License:        MIT

Source0:        %{forgesource}

# Upstream always wants to build with c4core as a git submodule, but we want to
# unbundle it and build with an external library. We therefore maintain this
# patch without sending it upstream.
Patch0:         c4fs-1abba00-external-c4core.patch

BuildRequires:  gcc-c++
BuildRequires:  cmake
BuildRequires:  c4project
# Our choice; the default make backend should work just as well
BuildRequires:  ninja-build

BuildRequires:  cmake(c4core)

# For each header-only library, the guidelines require us to BR the -static
# package for tracking.
BuildRequires:  doctest-devel
BuildRequires:  doctest-static

%description
%{summary}.


%package devel
Summary:        Development files for c4fs

Requires:       c4fs%{?_isa} = %{version}-%{release}
Requires:       c4core-devel%{?_isa}
Requires:       cmake-filesystem

%description devel
The c4fs-devel package contains libraries and header files for developing
applications that use c4fs.


%prep
%forgeautosetup -p1

# Remove/unbundle additional dependencies
# c4project (CMake build scripts)
rm -rvf ext/c4core/cmake
cp -rvp %{_datadir}/cmake/c4project ext/c4core/cmake
# Patch out download of doctest:
awk '/^    if\(_DOCTEST\)$/ { x=1 }
     x != 1
     x == 1 && /^    endif\(\)$/ { x=0 }' \
    '%{_datadir}/cmake/c4project/c4Project.cmake' \
  > 'ext/c4core/cmake/c4Project.cmake'
# This comment fixes confused vim syntax highlighting: '
# Do not try to link against a nonexistent doctest library (doctest is
# header-only, and we do not have the complete CMake project for doctest that
# would provide a target that knows this):
sed -r -i 's/\bdoctest\b//' test/CMakeLists.txt


%build
%cmake -DC4FS_BUILD_TESTS=ON -GNinja
%cmake_build


%install
%cmake_install
# Fix wrong installation paths for multilib; it would be nontrivial to patch
# the source to get this right in the first place.
if [ '%{_libdir}' != '%{_prefix}/lib' ]
then
  mkdir -p '%{buildroot}%{_libdir}'
  mv -v %{buildroot}%{_prefix}/lib/libc4fs.so* '%{buildroot}%{_libdir}/'
  mkdir -p '%{buildroot}%{_libdir}/cmake'
  mv -v %{buildroot}%{_prefix}/lib/cmake/c4fs '%{buildroot}%{_libdir}/cmake/'
fi


%check
%cmake_build --target c4fs-test-run-verbose


%files
%license LICENSE.txt
%doc README.md
%{_libdir}/libc4fs.so.%{so_version}


%files devel
# %%{_includedir}/c4 is owned by c4core-devel
%{_includedir}/c4/fs
%{_libdir}/libc4fs.so
%{_libdir}/cmake/c4fs


%changelog
%autochangelog