Fix Bugs: Update CMakeLists.txt to adapt different platforms

CMakeLists.txt

@@ -1,7 +1,23 @@
 cmake_minimum_required(VERSION 3.31)
 project(course_design)
+
+# 设置C++标准为17，并要求遵守该标准
 set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+# 寻找SQLite3库
 find_package(SQLite3 REQUIRED)
 
-add_executable(coursedesign main.cpp userAuth.cpp userAuth.h data.cpp data.h tools.cpp tools.h render_ui.cpp render_ui.h)
-target_link_libraries(coursedesign PRIVATE SQLite::SQLite3)
+# 公共源文件
+set(SOURCES main.cpp userAuth.cpp data.cpp tools.cpp render_ui.cpp)
+
+# 创建GBK编码的可执行文件
+add_executable(coursedesign_gbk ${SOURCES})
+target_compile_options(coursedesign_gbk PRIVATE -fexec-charset=gbk)
+target_link_libraries(coursedesign_gbk PRIVATE SQLite::SQLite3)
+set_target_properties(coursedesign_gbk PROPERTIES LINK_FLAGS "-static")
+
+# 创建UTF-8编码的可执行文件
+add_executable(coursedesign_utf8 ${SOURCES})
+target_link_libraries(coursedesign_utf8 PRIVATE SQLite::SQLite3)
+set_target_properties(coursedesign_utf8 PROPERTIES LINK_FLAGS "-static")