ref: 070e4b145564440eb93444ccacbcb4f67a6cfbda
dir: /DoConfig/CMakeLists.txt/
cmake_minimum_required(VERSION 3.7.2)
if((${CMAKE_VERSION} VERSION_EQUAL 3.9) OR (${CMAKE_VERSION} VERSION_GREATER 3.9))
cmake_policy(SET CMP0069 NEW)
endif()
option(FORCE_LOCAL_LIBS "Compile the built-in version of FLTK instead of using the system-provided one" OFF)
project(DoConfig LANGUAGES CXX)
add_executable(DoConfig "DoConfig.cpp" "icon.rc")
# Windows tweak
if(WIN32)
set_target_properties(DoConfig PROPERTIES WIN32_EXECUTABLE YES) # Disable the console window
endif()
# MSVC tweak
if(MSVC)
target_compile_definitions(DoConfig PRIVATE _CRT_SECURE_NO_WARNINGS) # Shut up those stupid warnings
endif()
# Find FLTK
if(NOT FORCE_LOCAL_LIBS)
find_package(FLTK)
endif()
if(FLTK_FOUND)
message(STATUS "Using system FLTK")
target_include_directories(DoConfig PRIVATE ${FLTK_INCLUDE_DIR})
target_link_libraries(DoConfig ${FLTK_LIBRARIES})
else()
# Compile it ourselves
message(STATUS "Using local FLTK")
# Clear this or it will cause an error during FLTK's configuration.
# FLTK only appends to it, so the leftover junk gets fed into a bunch
# of important functions. THAT was no fun to debug.
set(FLTK_LIBRARIES)
set(OPTION_BUILD_EXAMPLES OFF) # Needed to prevent a name collision
if(FORCE_LOCAL_LIBS)
set(OPTION_USE_SYSTEM_ZLIB OFF)
set(OPTION_USE_SYSTEM_LIBJPEG OFF)
set(OPTION_USE_SYSTEM_LIBPNG OFF)
endif()
add_subdirectory("fltk" EXCLUDE_FROM_ALL)
get_target_property(DIRS fltk INCLUDE_DIRECTORIES) # FLTK doesn't mark its includes as PUBLIC or INTERFACE, so we have to do this stupidity
target_include_directories(DoConfig PRIVATE ${DIRS})
target_link_libraries(DoConfig fltk)
endif()
# Enable link-time optimisation if available
if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
if((${CMAKE_VERSION} VERSION_EQUAL 3.9) OR (${CMAKE_VERSION} VERSION_GREATER 3.9))
include(CheckIPOSupported)
check_ipo_supported(RESULT result)
if(result)
set_target_properties(DoConfig PROPERTIES INTERPROCEDURAL_OPTIMIZATION TRUE)
endif()
endif()
endif()