From 1482978d1e764e0c31c2df8890913d6801a8e065 Mon Sep 17 00:00:00 2001
From: Konstantin Tokarev <annulen@yandex.ru>
Date: Wed, 11 Sep 2019 12:41:53 +0300
Subject: Import QtWebKit commit 68b093f76fd3ee458de9d1bbf54e1d5a648a71bd

Change-Id: I62abae1d1e60d2cb65514d01fa89ad44308a6ba4
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>
---
 Source/PlatformQt.cmake            |  9 +++++++++
 Source/WebKit/CMakeLists.txt       |  5 +++++
 Source/WebKit/PlatformQt.cmake     |  5 +++++
 Source/cmake/OptionsQt.cmake       | 31 +++++++++++++++++++++++++++++++
 Tools/qmake/projects/run_cmake.pro |  5 +++++
 5 files changed, 55 insertions(+)

diff --git a/Source/PlatformQt.cmake b/Source/PlatformQt.cmake
index 61648331b..2d58228dc 100644
--- a/Source/PlatformQt.cmake
+++ b/Source/PlatformQt.cmake
@@ -54,6 +54,15 @@ if (USE_MINIMAL_DEBUG_INFO_MSVC AND MSVC AND CMAKE_BUILD_TYPE STREQUAL "Debug")
     endif ()
 endif ()
 
+if (FORCE_DEBUG_INFO)
+    if (COMPILER_IS_GCC_OR_CLANG)
+        if (NOT APPLE)
+            target_compile_options(WebKit        PRIVATE -fdebug-types-section)
+            target_compile_options(WebKit2       PRIVATE -fdebug-types-section)
+        endif ()
+    endif ()
+endif ()
+
 # GTest
 
 if (TARGET gtest)
diff --git a/Source/WebKit/CMakeLists.txt b/Source/WebKit/CMakeLists.txt
index 04117d563..c845856da 100644
--- a/Source/WebKit/CMakeLists.txt
+++ b/Source/WebKit/CMakeLists.txt
@@ -64,6 +64,11 @@ if (${PORT} STREQUAL "Qt")
         install(FILES $<TARGET_PDB_FILE:WebKit> DESTINATION "${BIN_INSTALL_DIR}" OPTIONAL)
     endif ()
 
+    if (SEPARATE_DEBUG_INFO)
+        QTWEBKIT_SEPARATE_DEBUG_INFO(WebKit WebKit_DEBUG_INFO)
+        install(FILES ${WebKit_DEBUG_INFO} DESTINATION "${LIB_INSTALL_DIR}" OPTIONAL)
+    endif ()
+
     if (NOT MSVC)
         ADD_PREFIX_HEADER(WebKit "${WEBKIT_DIR}/qt/WebKitPrefix.h")
     endif ()
diff --git a/Source/WebKit/PlatformQt.cmake b/Source/WebKit/PlatformQt.cmake
index 2bd6342be..fe1c59b27 100644
--- a/Source/WebKit/PlatformQt.cmake
+++ b/Source/WebKit/PlatformQt.cmake
@@ -858,6 +858,11 @@ if (MSVC AND NOT QT_STATIC_BUILD)
     install(FILES $<TARGET_PDB_FILE:WebKitWidgets> DESTINATION "${BIN_INSTALL_DIR}" OPTIONAL)
 endif ()
 
+if (SEPARATE_DEBUG_INFO)
+    QTWEBKIT_SEPARATE_DEBUG_INFO(WebKitWidgets WebKitWidgets_DEBUG_INFO)
+    install(FILES ${WebKitWidgets_DEBUG_INFO} DESTINATION "${LIB_INSTALL_DIR}" OPTIONAL)
+endif ()
+
 if (NOT MSVC AND WIN32)
     ADD_PREFIX_HEADER(WebKitWidgets "qt/WebKitWidgetsPrefix.h")
 endif ()
diff --git a/Source/cmake/OptionsQt.cmake b/Source/cmake/OptionsQt.cmake
index 7e1e55340..bdcc58a48 100644
--- a/Source/cmake/OptionsQt.cmake
+++ b/Source/cmake/OptionsQt.cmake
@@ -147,6 +147,24 @@ macro(QTWEBKIT_GENERATE_MOC_FILES_H _target)
     endforeach ()
 endmacro()
 
+macro(QTWEBKIT_SEPARATE_DEBUG_INFO _target _target_debug)
+    if (UNIX AND NOT APPLE)
+        if (NOT CMAKE_OBJCOPY)
+            message(WARNING "CMAKE_OBJCOPY is not defined - debug information will not be split")
+        else ()
+            set(_target_file "$<TARGET_FILE:${_target}>")
+            set(${_target_debug} "${_target_file}.debug")
+            add_custom_command(TARGET ${_target} POST_BUILD
+                COMMAND ${CMAKE_OBJCOPY} --only-keep-debug ${_target_file} ${${_target_debug}}
+                COMMAND ${CMAKE_OBJCOPY} --strip-debug ${_target_file}
+                COMMAND ${CMAKE_OBJCOPY} --add-gnu-debuglink=${${_target_debug}} ${_target_file}
+                VERBATIM
+            )
+            unset(_target_file)
+        endif ()
+    endif ()
+endmacro()
+
 set(CMAKE_MACOSX_RPATH ON)
 
 add_definitions(-DBUILDING_QT__=1)
@@ -698,6 +716,19 @@ if (WIN32 AND COMPILER_IS_GCC_OR_CLANG)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-keep-inline-dllexport")
 endif ()
 
+# See also FORCE_DEBUG_INFO in Source/PlatformQt.cmake
+if (FORCE_DEBUG_INFO)
+    if (COMPILER_IS_GCC_OR_CLANG)
+        # Enable debug info in Release builds
+        set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -g")
+        set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -g")
+    endif ()
+    if (USE_LD_GOLD)
+       set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gdb-index")
+       set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gdb-index")
+    endif ()
+endif ()
+
 if (APPLE)
     SET_AND_EXPOSE_TO_BUILD(HAVE_QOS_CLASSES 1)
 endif ()
diff --git a/Tools/qmake/projects/run_cmake.pro b/Tools/qmake/projects/run_cmake.pro
index 5cdd40a77..345e43a01 100644
--- a/Tools/qmake/projects/run_cmake.pro
+++ b/Tools/qmake/projects/run_cmake.pro
@@ -63,6 +63,11 @@ build_pass|!debug_and_release {
         CMAKE_CONFIG += USE_MINIMAL_DEBUG_INFO_MSVC=ON
     }
 
+    !macos {
+        force_debug_info: CMAKE_CONFIG += FORCE_DEBUG_INFO=ON
+        qtConfig(separate_debug_info): CMAKE_CONFIG += SEPARATE_DEBUG_INFO=ON
+    }
+
     macos {
         # Reuse the cached sdk version value from mac/sdk.prf if available
         # otherwise query for it.
-- 
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