BlockColor-Engine/cmake/Modules/FindJson.cmake

28 lines
922 B
CMake

# Look for JSONCPP if asked to.
# We use a bundled version by default because some distros ship versions of
# JSONCPP that cause segfaults and other memory errors when we link with them.
# See https://github.com/minetest/minetest/issues/1793
mark_as_advanced(JSON_LIBRARY JSON_INCLUDE_DIR)
option(ENABLE_SYSTEM_JSONCPP "Enable using a system-wide JSONCPP. May cause segfaults and other memory errors!" FALSE)
if(ENABLE_SYSTEM_JSONCPP)
find_library(JSON_LIBRARY NAMES jsoncpp)
find_path(JSON_INCLUDE_DIR json/features.h)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(JSONCPP DEFAULT_MSG JSON_LIBRARY JSON_INCLUDE_DIR)
if(JSONCPP_FOUND)
message(STATUS "Using system JSONCPP library.")
endif()
endif()
if(NOT JSONCPP_FOUND)
message(STATUS "Using bundled JSONCPP library.")
set(JSON_INCLUDE_DIR ${PROJECT_SOURCE_DIR}/json)
set(JSON_LIBRARY jsoncpp)
add_subdirectory(json)
endif()