diff options
Diffstat (limited to 'buildtools/cmake/Win32Subsystem.cmake')
| -rw-r--r-- | buildtools/cmake/Win32Subsystem.cmake | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/buildtools/cmake/Win32Subsystem.cmake b/buildtools/cmake/Win32Subsystem.cmake new file mode 100644 index 0000000..8546fd9 --- /dev/null +++ b/buildtools/cmake/Win32Subsystem.cmake @@ -0,0 +1,31 @@ +function(target_use_windows_subsystem TARGET_NAME) + if(WIN32) + function(handle_msvc_style_compiler) + target_link_options(${TARGET_NAME} PRIVATE /SUBSYSTEM:windows /ENTRY:mainCRTStartup) + endfunction() + + if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU") + # GCC (MinGW) + # Supposedly the flag -mwindows would automatically make the executable use GUI subsystem + # But, when subsystem is set to GUI, linker will only search WinMain and wWinMain but not the standard main (it seems like) + # so creating GUI executable fails and the linker silently reverts to the default, CUI subsystem + target_link_options(${TARGET_NAME} PRIVATE -Wl,-subsystem,windows) + target_link_options(${TARGET_NAME} PRIVATE -Wl,-entry,mainCRTStartup) + elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang") + if(CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC") + # MSVC-style argument clang (clang-cl.exe) + handle_msvc_style_compiler() + elseif(CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "GNU") + # GNU-style argument clang (clang.exe and clang++.exe) + target_link_options(${TARGET_NAME} PRIVATE -Wl,-subsystem:windows) + target_link_options(${TARGET_NAME} PRIVATE -Wl,-entry:mainCRTStartup) + endif() + elseif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") + handle_msvc_style_compiler() + + # Use updated __cplusplus macro + # https://docs.microsoft.com/en-us/cpp/build/reference/zc-cplusplus + target_compile_options(${TARGET_NAME} PUBLIC /Zc:__cplusplus) + endif() + endif() +endfunction() |