Pass std::string parameters by reference too.

[simgrid.git] / include / xbt / file.hpp

diff --git a/include/xbt/file.hpp b/include/xbt/file.hpp
index 5a01a13..649296c 100644 (file)
--- a/include/xbt/file.hpp
+++ b/include/xbt/file.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2017-2018. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2017-2019. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -19,10 +19,10 @@ public:
   /** Build a path from the provided parameter */
   explicit Path(const char* path): path_(path) {}
   /** Build a path from the provided parameter */
-  explicit Path(std::string path): path_(std::move(path)) {}
+  explicit Path(const std::string& path) : path_(path) {}
 
   /** @brief Returns the full path name */
-  std::string get_name() { return path_; }
+  const std::string& get_name() const { return path_; }
   /** @brief Returns the directory component of a path (reimplementation of POSIX dirname) */
   std::string get_dir_name();
   /** @brief Returns the file component of a path (reimplementation of POSIX basename) */