initial changes

cmake/settings.cmake

@@ -0,0 +1,51 @@
+set(CMAKE_COLOR_MAKEFILE OFF)
+set(CMAKE_FIND_PACKAGE_PREFER_CONFIG ON)
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_C_STANDARD_REQUIRED ON)
+
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+if(PROJECT_STATIC_LINK)
+  set(CMAKE_POSITION_INDEPENDENT_CODE OFF)
+else()
+  set(CMAKE_POSITION_INDEPENDENT_CODE ON)
+endif()
+
+set(CMAKE_BUILD_TYPE ${PROJECT_CMAKE_BUILD_TYPE})
+
+file(MAKE_DIRECTORY ${PROJECT_EXTERNAL_BUILD_ROOT}/lib)
+file(CREATE_LINK ${PROJECT_EXTERNAL_BUILD_ROOT}/lib ${PROJECT_EXTERNAL_BUILD_ROOT}/lib64 SYMBOLIC)
+
+list(PREPEND CMAKE_PREFIX_PATH
+  ${PROJECT_EXTERNAL_BUILD_ROOT}
+  ${PROJECT_EXTERNAL_BUILD_ROOT}/share
+)
+
+if(PROJECT_IS_MINGW)
+  list(PREPEND CMAKE_PREFIX_PATH
+    /mingw64
+  )
+
+  include_directories(BEFORE 
+    /mingw64/include
+  )
+
+  link_directories(BEFORE
+    /mingw64/lib
+    /mingw64/lib64
+  )
+endif()
+
+include_directories(BEFORE SYSTEM
+  ${PROJECT_SUPPORT_DIR}/include
+  ${PROJECT_EXTERNAL_BUILD_ROOT}/include
+)
+
+link_directories(BEFORE
+  ${PROJECT_EXTERNAL_BUILD_ROOT}/lib
+  ${PROJECT_EXTERNAL_BUILD_ROOT}/lib64
+)