diff --git a/DoConfig/CMakeLists.txt b/DoConfig/CMakeLists.txt index 2491d399..6df9ec78 100644 --- a/DoConfig/CMakeLists.txt +++ b/DoConfig/CMakeLists.txt @@ -1,5 +1,8 @@ cmake_minimum_required(VERSION 3.12) +option(PKG_CONFIG_STATIC_LIBS "On platforms with pkg-config, static-link the dependencies (good for Windows builds, so you don't need to bundle DLL files)" OFF) +option(MSVC_LINK_STATIC_RUNTIME "Link the static MSVC runtime library (Visual Studio only)" OFF) + option(FORCE_LOCAL_LIBS "Compile the built-in version of GLFW3 instead of using the system-provided one" OFF) project(DoConfig LANGUAGES C CXX) @@ -40,12 +43,27 @@ target_link_libraries(DoConfig PRIVATE ${CMAKE_DL_LIBS}) target_include_directories(DoConfig PRIVATE "../external/glad/include") target_compile_definitions(DoConfig PRIVATE IMGUI_IMPL_OPENGL_LOADER_GLAD) +if(PKG_CONFIG_STATIC_LIBS) + target_link_options(DoConfig PRIVATE "-static") +endif() + if(MSVC) # Disable warnings that normally fire up on MSVC when using "unsafe" functions instead of using MSVC's "safe" _s functions target_compile_definitions(DoConfig PRIVATE _CRT_SECURE_NO_WARNINGS) # Use `main` instead of `WinMain` set_target_properties(DoConfig PROPERTIES LINK_FLAGS "/ENTRY:mainCRTStartup") + + # This is messy as hell, and has been replaced by CMAKE_MSVC_RUNTIME_LIBRARY, + # but that's a very recent CMake addition, so we're still doing it this way for now + if(MSVC_LINK_STATIC_RUNTIME) + # Statically-link the CRT (vcpkg static libs do this) + foreach(flag_var CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO) + if(${flag_var} MATCHES "/MD") + string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}") + endif() + endforeach() + endif() endif()