Merge pull request #23

.github/workflows/ci.yml

@@ -47,7 +47,7 @@ jobs:
           extra: --external 7z
 
       - name: Run Cppcheck
-        run: cppcheck --enable=all --inconclusive --report-progress --std=c++11 src/
+        run: cppcheck --enable=all --inconclusive --report-progress --std=c++17 src/
 
       - name: Package build
         run: |

README.md

@@ -10,7 +10,8 @@ Single application library for Qt without `network` dependency. Based on [Dmitry
 ### Dependencies
 
 - Qt >= 5.9.2
-- Compiler with standard >= C++11
+- Compiler with standard >= C++17
+- CMake >= 3.18.0
 
 ### Build
 

cmake/FindCppStd.cmake

@@ -1,19 +1,27 @@
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
 include(CheckCXXCompilerFlag)
-set(HIGHEST_SUPPORTED_CXX_STANDARD 11)
+set(HIGHEST_SUPPORTED_CXX_STANDARD ${CMAKE_CXX_STANDARD})
 
-foreach(STANDARD 23 20 17 14)
-    string(REPLACE "." "" CXX_STANDARD_FLAG "-std=c++${STANDARD}")
-    check_cxx_compiler_flag(${CXX_STANDARD_FLAG} SUPPORTED_FLAG)
-    if(SUPPORTED_FLAG)
-        set(HIGHEST_SUPPORTED_CXX_STANDARD ${STANDARD})
-        break()
-    endif()
+foreach(STANDARD 23 20)
+	string(REPLACE "." "" CXX_STANDARD_FLAG "-std=c++${STANDARD}")
+	check_cxx_compiler_flag(${CXX_STANDARD_FLAG} SUPPORTED_FLAG)
+	if(SUPPORTED_FLAG)
+		set(HIGHEST_SUPPORTED_CXX_STANDARD ${STANDARD})
+		break()
+	endif()
 endforeach()
 
 set(CMAKE_CXX_STANDARD ${HIGHEST_SUPPORTED_CXX_STANDARD})
-add_compile_options(-Wall)
 message(STATUS "Using C++${CMAKE_CXX_STANDARD} standard")
+
+add_compile_options(-Wall -Wextra -Werror -fstack-protector-strong -D_FORTIFY_SOURCE=2 -fPIC -O2 -DNDEBUG)
+add_link_options(-Wl,-z,relro -Wl,-z,now -Wl,-z,noexecstack)
+
+if (CMAKE_BUILD_TYPE MATCHES Debug)
+	message(STATUS "Enabling sanitizers for Debug build")
+	add_compile_options(-fsanitize=address -fsanitize=undefined -fno-omit-frame-pointer)
+	add_link_options(-fsanitize=address -fsanitize=undefined)
+endif()

src/CMakeLists.txt

@@ -3,6 +3,22 @@ include(GNUInstallDirs)
 include(FindQtLib)
 include(LibBuildType)
 
+target_compile_options(
+	"${PROJECT_NAME}"
+	PRIVATE
+	-fstack-protector-strong
+	-D_FORTIFY_SOURCE=2
+	-O2
+)
+
+target_link_options(
+	"${PROJECT_NAME}"
+	PRIVATE
+	-Wl,-z,relro
+	-Wl,-z,now
+	-Wl,-z,noexecstack
+)
+
 target_sources(
 	"${PROJECT_NAME}"
 	PRIVATE
@@ -27,6 +43,8 @@ target_compile_definitions(
 	SINGLEAPPLICATION_LIBRARY
 	QT_DEPRECATED_WARNINGS
 	QT_DISABLE_DEPRECATED_BEFORE=0x050902
+	QT_NO_DEBUG_OUTPUT
+	QT_NO_WARNING_OUTPUT
 )
 
 set_target_properties(