From a01a7a44cd120cd0f8d5d54bda2bda16fe9f2d7d Mon Sep 17 00:00:00 2001
From: oltolm <oleg.tolmatcev@gmail.com>
Date: Fri, 28 Jul 2023 11:25:18 +0200
Subject: [PATCH] qt6: fix mingw-w64 build

---
 3rdparty/llvm/CMakeLists.txt |  1 +
 3rdparty/qt6.cmake           |  3 +--
 CMakeLists.txt               |  2 --
 rpcs3/CMakeLists.txt         | 36 +-----------------------------------
 4 files changed, 3 insertions(+), 39 deletions(-)

diff --git a/3rdparty/llvm/CMakeLists.txt b/3rdparty/llvm/CMakeLists.txt
index 1c9552e322..679cb23a61 100644
--- a/3rdparty/llvm/CMakeLists.txt
+++ b/3rdparty/llvm/CMakeLists.txt
@@ -15,6 +15,7 @@ if(WITH_LLVM)
 		option(LLVM_INCLUDE_TOOLS OFF)
 		option(LLVM_INCLUDE_UTILS OFF)
 		option(LLVM_CCACHE_BUILD ON)
+		set(LLVM_ENABLE_WARNINGS OFF CACHE BOOL "Enable compiler warnings.")
 
 		if(WIN32)
 			set(LLVM_USE_INTEL_JITEVENTS ON)
diff --git a/3rdparty/qt6.cmake b/3rdparty/qt6.cmake
index 40d8e94df4..7fce290470 100644
--- a/3rdparty/qt6.cmake
+++ b/3rdparty/qt6.cmake
@@ -4,8 +4,7 @@ set(QT_MIN_VER 6.2.4)
 
 find_package(Qt6 ${QT_MIN_VER} CONFIG COMPONENTS Widgets Concurrent Multimedia MultimediaWidgets Svg SvgWidgets)
 if(WIN32)
-	find_package(Qt6 ${QT_MIN_VER} COMPONENTS WinExtras REQUIRED)
-	target_link_libraries(3rdparty_qt6 INTERFACE Qt6::Widgets Qt6::WinExtras Qt6::Concurrent Qt6::Multimedia Qt6::MultimediaWidgets Qt6::Svg Qt6::SvgWidgets)
+	target_link_libraries(3rdparty_qt6 INTERFACE Qt6::Widgets Qt6::Concurrent Qt6::Multimedia Qt6::MultimediaWidgets Qt6::Svg Qt6::SvgWidgets)
 else()
 	find_package(Qt6 ${QT_MIN_VER} COMPONENTS DBus Gui)
 	if(Qt6DBus_FOUND)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8887c21d36..e8b39077f2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -115,8 +115,6 @@ if(APPLE AND CMAKE_OSX_ARCHITECTURES STREQUAL "arm64")
     link_directories(/opt/homebrew/lib)
 endif()
 
-set(LLVM_ENABLE_WARNINGS OFF CACHE BOOL "Enable compiler warnings.")
-
 if(MSVC)
     add_compile_options(/wd4530 /utf-8) # C++ exception handler used, but unwind semantics are not enabled
 endif()
diff --git a/rpcs3/CMakeLists.txt b/rpcs3/CMakeLists.txt
index f89c8b059a..0bf6f5ebbb 100644
--- a/rpcs3/CMakeLists.txt
+++ b/rpcs3/CMakeLists.txt
@@ -112,14 +112,6 @@ if(USE_PRECOMPILED_HEADERS)
     target_precompile_headers(rpcs3 PRIVATE stdafx.h)
 endif()
 
-get_target_property(_qmake_executable Qt6::qmake IMPORTED_LOCATION)
-get_filename_component(_qt_bin_dir "${_qmake_executable}" DIRECTORY)
-if(APPLE)
-    find_program(MACDEPLOYQT_EXECUTABLE macdeployqt HINTS "${_qt_bin_dir}")
-elseif(WIN32)
-    find_program(WINDEPLOYQT_EXECUTABLE windeployqt HINTS "${_qt_bin_dir}")
-endif()
-
 # Copy icons to executable directory
 if(APPLE)
     if (CMAKE_BUILD_TYPE MATCHES "Debug" OR CMAKE_BUILD_TYPE MATCHES "RelWithDebInfo")
@@ -148,35 +140,9 @@ elseif(UNIX)
             COMMAND ${CMAKE_COMMAND} -E copy_directory
             ${CMAKE_SOURCE_DIR}/bin/git $<TARGET_FILE_DIR:rpcs3>/git)
 elseif(WIN32)
-    # TODO(cjj19970505@live.cn)
-    # offical Qt binaries are built with -MD(d) only as stated in offical wiki
-    # https://wiki.qt.io/Technical_FAQ#Why_does_a_statically_built_Qt_use_the_dynamic_Visual_Studio_runtime_libraries_.3F_Do_I_need_to_deploy_those_with_my_application_.3F
-    # If we build our libs with /MT(d), we might encounter some issues.
-    # https://docs.microsoft.com/en-us/cpp/c-runtime-library/crt-library-features?view=msvc-160#what-problems-exist-if-an-application-uses-more-than-one-crt-version
-
-    # Qt installed from Qt installer has following hierarchy:
-    # bin/ for release and debug dlls and windeployqt tools
-    # lib/cmake/Qt6/ for Qt6_Dir
-    # Qt installed from vcpkg has following hierarchy:
-    # bin/ for release dlls
-    # debug/bin/ for debug dlls
-    # tools/qt6/bin/ for tools including windeployqt
-    # tools/qt6/debug/bin/ for tools with debug build including windeployqt
-    # share/cmake/Qt6/ for Qt6_Dir
-
-    # If Qt is installed from official Qt installer
-    # list(APPEND _QT6_TOOLS_PATHS "${Qt6_DIR}/../../../bin/")
-
-    # If Qt is installed from vcpkg
-    # list(APPEND _QT6_TOOLS_PATHS "${Qt6_DIR}/../../../tools/qt6$<$<CONFIG:Debug>:/debug>/bin/")
-
     add_custom_command(TARGET rpcs3 POST_BUILD
-        # COMMAND set PATH=${_QT6_TOOLS_PATHS}$<SEMICOLON>%PATH%
         COMMAND "${CMAKE_COMMAND}" -E copy_directory "${CMAKE_SOURCE_DIR}/bin" "$<TARGET_FILE_DIR:rpcs3>"
-        # If Qt is installed from vcpkg, add binary path to PATH
-        # otherwise windeployqt tool won't be able to locate necessary dlls
-        # COMMAND set PATH=${Qt6_DIR}/../../../$<$<CONFIG:Debug>:debug/>bin/$<SEMICOLON>%PATH% 
-        COMMAND "${WINDEPLOYQT_EXECUTABLE}" --no-compiler-runtime --no-opengl-sw --no-patchqt --no-translations --no-quick --no-system-d3d-compiler --no-quick-import --plugindir "$<TARGET_FILE_DIR:rpcs3>/qt6/plugins" --verbose 0 "$<TARGET_FILE:rpcs3>")
+        COMMAND "${WINDEPLOYQT_EXECUTABLE}" --no-compiler-runtime --no-opengl-sw --no-patchqt --no-translations --no-quick --no-system-d3d-compiler --no-quick-import --plugindir "$<IF:$<CXX_COMPILER_ID:MSVC>,$<TARGET_FILE_DIR:rpcs3>/plugins,$<TARGET_FILE_DIR:rpcs3>/share/qt6/plugins>" --verbose 0 "$<TARGET_FILE:rpcs3>")
 endif()
 
 # Unix installation