{ lib , stdenv , fetchFromGitHub , cmake , icu , pkg-config , enableUnicodeHelp ? true }: stdenv.mkDerivation rec { pname = "cxxopts"; version = "3.0.0"; src = fetchFromGitHub { owner = "jarro2783"; repo = "cxxopts"; rev = "v${version}"; sha256 = "08x7j168l1xwj0r3rv89cgghmfhsx98lpq35r3vkh504m1pd55a6"; }; # CMake does not set CMAKE_LIBRARY_ARCHITECTURE variable in Nix, which breaks architecture-independent library path generation patches = [ ./fix-install-path.patch ]; buildInputs = lib.optional enableUnicodeHelp [ icu.dev ]; cmakeFlags = [ "-DCXXOPTS_BUILD_EXAMPLES=OFF" ] ++ lib.optional enableUnicodeHelp "-DCXXOPTS_USE_UNICODE_HELP=TRUE"; nativeBuildInputs = [ cmake ] ++ lib.optional enableUnicodeHelp [ pkg-config ]; doCheck = true; # Conflict on case-insensitive filesystems. dontUseCmakeBuildDir = true; meta = with lib; { homepage = "https://github.com/jarro2783/cxxopts"; description = "Lightweight C++ GNU-style option parser library"; license = licenses.mit; maintainers = [ maintainers.spease ]; platforms = platforms.all; }; }