yuzu-android/externals/find-modules/Findnlohmann_json.cmake
2020-05-09 12:47:59 +02:00

50 lines
1.9 KiB
CMake

find_package(PkgConfig QUIET)
pkg_check_modules(PC_nlohmann_json QUIET nlohmann_json)
find_path(nlohmann_json_INCLUDE_DIR
NAMES json.hpp
PATHS ${PC_nlohmann_json_INCLUDE_DIRS}
PATH_SUFFIXES nlohmann
)
if(nlohmann_json_INCLUDE_DIR)
file(STRINGS "${nlohmann_json_INCLUDE_DIR}/json.hpp" _nlohmann_json_version_lines
REGEX "#define[ \t]+NLOHMANN_JSON_VERSION_(MAJOR|MINOR|PATCH)")
string(REGEX REPLACE ".*NLOHMANN_JSON_VERSION_MAJOR +\([0-9]+\).*" "\\1" _nlohmann_json_version_major "${_nlohmann_json_version_lines}")
string(REGEX REPLACE ".*NLOHMANN_JSON_VERSION_MINOR +\([0-9]+\).*" "\\1" _nlohmann_json_version_minor "${_nlohmann_json_version_lines}")
string(REGEX REPLACE ".*NLOHMANN_JSON_VERSION_PATCH +\([0-9]+\).*" "\\1" _nlohmann_json_version_patch "${_nlohmann_json_version_lines}")
set(nlohmann_json_VERSION "${_nlohmann_json_version_major}.${_nlohmann_json_version_minor}.${_nlohmann_json_version_patch}")
unset(_nlohmann_json_version_major)
unset(_nlohmann_json_version_minor)
unset(_nlohmann_json_version_patch)
unset(_nlohmann_json_version_lines)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(nlohmann_json
FOUND_VAR nlohmann_json_FOUND
REQUIRED_VARS
nlohmann_json_INCLUDE_DIR
nlohmann_json_VERSION
VERSION_VAR nlohmann_json_VERSION
)
if(nlohmann_json_FOUND)
set(nlohmann_json_INCLUDE_DIRS ${nlohmann_json_INCLUDE_DIR})
set(nlohmann_json_DEFINITIONS ${PC_nlohmann_json_CFLAGS_OTHER})
endif()
if(nlohmann_json_FOUND AND NOT TARGET nlohmann_json::nlohmann_json)
add_library(nlohmann_json::nlohmann_json UNKNOWN IMPORTED)
set_target_properties(nlohmann_json::nlohmann_json PROPERTIES
IMPORTED_LOCATION "${nlohmann_json_LIBRARY}"
INTERFACE_COMPILE_OPTIONS "${PC_nlohmann_json_CFLAGS_OTHER}"
INTERFACE_INCLUDE_DIRECTORIES "${nlohmann_json_INCLUDE_DIR}"
)
endif()
mark_as_advanced(
nlohmann_json_INCLUDE_DIR
)