std::string_view 的使用

Core/Serial/Serial_win.cpp

@@ -1,6 +1,7 @@
 #ifdef WIN32
 #include "../Base/global_include.h"
 #include "Serial_p.h"
+#include <string_view>
 namespace Psc::serial {
 
 void reset(Serial_Settings &serial_info) {
@@ -46,16 +47,18 @@ void set_binary_mode(Serial_Settings &serial_info) {
   // windows下默认就是
 }
 
-HANDLE open(const std::string &port_name) {
+HANDLE open(std::string_view port_name) {
+  auto port_path = "\\\\.\\" + std::string(port_name);
   HANDLE hSerial =
-      CreateFile(("\\\\.\\" + port_name).c_str(), GENERIC_READ | GENERIC_WRITE,
+      CreateFile(port_path.c_str(), GENERIC_READ | GENERIC_WRITE,
                  0,             // No sharing
                  NULL,          // Default security attributes
                  OPEN_EXISTING, // Open the existing port
                  0,     //   0 : No overlapped I/O   FILE_FLAG_OVERLAPPED是异步
                  NULL); // No template file
   if (hSerial == INVALID_HANDLE_VALUE) {
-    LOG_ERROR(VAR_STR_1(port_name))
+    auto port_name_string = std::string(port_name);
+    LOG_ERROR(VAR_STR_1(port_name_string))
     Psc::fail_fast();
     return INVALID_HANDLE_VALUE;
   }
@@ -541,4 +544,4 @@ FlowControl get_flow_control(DCB &serial_info) {
 //         CloseHandle(overlapped.hEvent);
 //         return -1;
 //     }
-// }
+// }