diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 463d65963..f863d9576 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -94,13 +94,22 @@ endif() add_library(glfw ${glfw_SOURCES} ${glfw_HEADERS}) set_target_properties(glfw PROPERTIES - C_STANDARD 99 OUTPUT_NAME ${GLFW_LIB_NAME} VERSION ${GLFW_VERSION_MAJOR}.${GLFW_VERSION_MINOR} SOVERSION ${GLFW_VERSION_MAJOR} POSITION_INDEPENDENT_CODE ON FOLDER "GLFW3") +if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.1.0") + set_target_properties(glfw PROPERTIES C_STANDARD 99) +else() + # Remove this fallback when removing support for CMake version less than 3.1 + target_compile_options(glfw PRIVATE + "$<$:-std=c99>" + "$<$:-std=c99>>" + "$<$:-std=c99>>") +endif() + target_compile_definitions(glfw PRIVATE _GLFW_USE_CONFIG_H) target_include_directories(glfw PUBLIC "$"