改进协程循环逻辑2

module/Local_Server/Data_Source/Data_Source.cpp

@@ -348,23 +348,21 @@ std::string get_true_from_raw_line(Data_Source* ds, File_Data_Type data_type, in
     return ret;
 }
 
-
-
-
-void File_Data_Source::_close()  {
+concurrencpp::result<void> File_Data_Source::_close()  {
     std::lock_guard g(mtx);
     index = 0;
     part_infos.clear();
+    co_return;
 }
 
-bool File_Data_Source::_open()  {
+concurrencpp::result<void> File_Data_Source::_open()  {
     std::lock_guard g(mtx);
     auto path = get_true_file_path();
 
     namespace fs = std::filesystem;
     if (!fs::exists(path)) {
         state = "文件不存在";
-        return false;
+        co_return;
     }
 
     if (data_type == File_Data_Type::BIN) {
@@ -374,7 +372,7 @@ bool File_Data_Source::_open()  {
         part_infos = readLines(path);
     }
     state = "已加载" + to_string(part_infos.size()) + "长度数据!";
-    return true;
+    co_return;
 }
 
 
@@ -517,14 +515,14 @@ void Dll_Data_Source::origin_data_transform_mode_data(std::string& mode_data)
     mode_data = ret;
 }
 
-
-bool Shared_Memory_Data_Source::_open() {
+concurrencpp::result<void> Shared_Memory_Data_Source::_open() {
     sm = std::make_unique<Psc::SM_RingBuffer>();
     sm->init(shared_memory_name, shared_memory_size);
-    return true;
+    co_return;
 }
-void Shared_Memory_Data_Source::_close() {
+concurrencpp::result<void> Shared_Memory_Data_Source::_close() {
     sm.reset();
+    co_return;
 }
 
 void Shared_Memory_Data_Source::origin_data_transform_mode_data(std::string& mode_data)