fix: build error on old C++ std

PaddlePaddle · Nov 19, 2024 · e5570f3 · e5570f3
1 parent f5ccf62
commit e5570f3
Showing 1 changed file with 11 additions and 4 deletions.
diff --git a/fastdeploy/utils/utils.cc b/fastdeploy/utils/utils.cc
@@ -55,7 +55,12 @@ FDLogger& FDLogger::operator<<(std::ostream& (*os)(std::ostream&)) {
   return *this;
 }
 
-using os_string = std::filesystem::path::string_type;
+// using os_string = std::filesystem::path::string_type;
+#ifdef _WIN32
+using os_string = std::wstring;
+#else
+using os_string = std::string;
+#endif
 
 os_string to_osstring(std::string_view utf8_str)
 {
@@ -74,12 +79,14 @@ bool ReadBinaryFromFile(const std::string& path, std::string* contents)
   if (!contents) {
     return false;
   }
-  std::ifstream file(to_osstring(path), std::ios::binary | std::ios::ate);
+  auto& result = *contents;
+  result.clear();
+
+  std::filesystem::path stdpath(to_osstring(path));
+  std::ifstream file(stdpath, std::ios::binary | std::ios::ate);
   if (!file.is_open()) {
     return false;
   }
-  auto& result = *contents;
-  result.clear();
 
   auto fileSize = file.tellg();
   if (fileSize != -1) {