# topdir: nlohmann-json-3.12.0 (after tar --transform)
%global debug_package %{nil}

Name:           nlohmann-json
Version:        3.12.0
Release:        2%{?dist}
Summary:        JSON for Modern C++

License:        MIT
URL:            https://github.com/nlohmann/json
Source0:        https://github.com/nlohmann/json/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz

Group:          Development/Libraries
Packager:       openEuler Builder <builder@openeuler.org>
BuildArch:      noarch

BuildRequires:  cmake
BuildRequires:  gcc
BuildRequires:  gcc-c++
BuildRequires:  make

%description
nlohmann-json is a header-only JSON library for Modern C++ (C++11 and
above). It provides an intuitive syntax, trivial integration, strict
mapping to JSON, and high performance. The entire library is contained
in a single header file, with no external dependencies.

%package devel
Summary:        Development files for %{name}
Group:          Development/Libraries
Packager:       openEuler Builder <builder@openeuler.org>
Provides:       %{name}-static = %{version}-%{release}
BuildArch:      noarch

%description devel
Header files and CMake integration files for %{name}.
This is a header-only library; no runtime package is needed.

%prep
%autosetup -p1

%build
mkdir build
cd build
cmake .. \
    -DCMAKE_INSTALL_PREFIX:PATH=%{_prefix} \
    -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON \
    -DBUILD_SHARED_LIBS:BOOL=ON \
    -DJSON_BuildTests=OFF \
    -DJSON_ImplicitConversions=ON \
    -DJSON_Install=ON \
    -DJSON_MultipleHeaders=ON
make %{?_smp_mflags}

%install
cd build
make install DESTDIR=%{buildroot}

%files devel
%license LICENSE.MIT
%doc README.md ChangeLog.md
%{_includedir}/nlohmann/
%{_datadir}/cmake/nlohmann_json/
%{_datadir}/pkgconfig/nlohmann_json.pc

%changelog
* Tue Oct 13 2026 openEuler Builder <builder@openeuler.org> - 3.12.0-2
- Fix %%build/%%install: replace incompatible %%cmake/%%cmake_build/%%cmake_install
  macros with explicit cmake commands (old-style %%cmake does in-source build
  but %%cmake_build expects %%_vpath_builddir directory)

* Tue Oct 13 2026 openEuler Builder <builder@openeuler.org> - 3.12.0-1
- Initial package