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Add some options to DoConfig's CMake

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This commit is contained in:
Clownacy 2020-04-02 22:18:46 +01:00
parent a935c7bf49
commit 3f4bbc2c5d
1 changed files with 18 additions and 0 deletions
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18
DoConfig/CMakeLists.txt
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@ -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# This is messy as hell, and has been replaced by CMAKE_MSVC_RUNTIME_LIBRARY,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()