Clear compilation warnings (#121)

* Fix warnings of CMake

To completely remove CMake version warnings, one may need to change the CMakeLists.txt file in the NDK installation.

* Add compiler flag -Wpedantic

Show compilation errors for the core subject, while ignore some of them

Author: JingMatrix

core/src/main/jni/CMakeLists.txt

@@ -1,6 +1,8 @@
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.10)
 project(core)
 
+set(CMAKE_CXX_STANDARD 23)
+
 add_subdirectory(${EXTERNAL_ROOT} external)
 
 aux_source_directory(src SRC_LIST)
@@ -9,8 +11,16 @@ aux_source_directory(src/xz SRC_LIST)
 
 add_library(${PROJECT_NAME} STATIC ${SRC_LIST})
 
+set(IGNORED_WARNINGS
+	-Wno-c99-extensions
+	-Wno-gnu-zero-variadic-macro-arguments
+	-Wno-gnu-flexible-array-initializer
+	-Wno-variadic-macros
+	-Wno-zero-length-array)
+
 target_include_directories(${PROJECT_NAME} PUBLIC include)
 target_include_directories(${PROJECT_NAME} PRIVATE src ${EXTERNAL_ROOT}/xz-embedded/linux/include)
+target_compile_options(${PROJECT_NAME} PRIVATE -Wpedantic ${IGNORED_WARNINGS})
 
 target_link_libraries(${PROJECT_NAME} PUBLIC dobby_static lsplant_static xz_static log fmt-header-only)
 target_link_libraries(${PROJECT_NAME} PRIVATE dex_builder_static)

daemon/src/main/jni/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.10)
 project(daemon)
 
 add_subdirectory(${EXTERNAL_ROOT} external)

dex2oat/src/main/cpp/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.10)
 project(dex2oat)
 
 add_executable(dex2oat dex2oat.c)

external/CMakeLists.txt

@@ -109,6 +109,7 @@ set(XZ_SOURCES
 set(XZ_INCLUDES xz-embedded/linux/include/linux xz-embedded/userspace)
 list(TRANSFORM XZ_SOURCES PREPEND xz-embedded/linux/lib/xz/)
 add_library(xz_static STATIC ${XZ_SOURCES})
+target_compile_options(xz_static PRIVATE -DXZ_USE_CRC64)
 target_include_directories(xz_static PRIVATE ${XZ_INCLUDES})
 
 link_libraries(cxx)

external/dobby

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.10)
 project(lspd)
 
 add_subdirectory(${CORE_ROOT} core)