From 0d92ecfdbfc875a099d9e83714b3a2209668fca5 Mon Sep 17 00:00:00 2001 From: rtk0c Date: Sun, 29 May 2022 18:40:41 -0700 Subject: Changeset: 48 Set game executable to windows subsystem (no console window) --- buildtools/cmake/Win32Subsystem.cmake | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 buildtools/cmake/Win32Subsystem.cmake (limited to 'buildtools/cmake') 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() -- cgit v1.2.3-70-g09d2