Update copyright lines for 2023.

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

diff --git a/include/xbt/random.hpp b/include/xbt/random.hpp
index 81572c7..00f42ea 100644 (file)
--- a/include/xbt/random.hpp
+++ b/include/xbt/random.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2019-2020. The SimGrid Team. All rights reserved.               */
+/* Copyright (c) 2019-2023. 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. */
@@ -40,12 +40,12 @@ public:
   /**
    * @brief Read the state of the Mersenne-Twister RNG from a file
    */
-  bool read_state(std::string filename);
+  bool read_state(const std::string& filename);
 
   /**
    * @brief Write the state of the Mersenne-Twister RNG to a file
    */
-  bool write_state(std::string filename);
+  bool write_state(const std::string& filename) const;
 
   /**
    * @brief Draws an integer number uniformly in range [min, max] (min and max included)
@@ -85,8 +85,7 @@ public:
  */
 class XBT_PUBLIC StdRandom : public Random {
 public:
-  StdRandom() = default;
-  explicit StdRandom(int seed) : Random(seed) {}
+  using Random::Random;
 
   int uniform_int(int min, int max) override;
   double uniform_real(double min, double max) override;
@@ -100,8 +99,7 @@ public:
  */
 class XBT_PUBLIC XbtRandom : public Random {
 public:
-  XbtRandom() = default;
-  explicit XbtRandom(int seed) : Random(seed) {}
+  using Random::Random;
 
   int uniform_int(int min, int max) override;
   double uniform_real(double min, double max) override;
@@ -127,12 +125,12 @@ void set_mersenne_seed(int);
 /**
  * @brief Read the state of the Mersenne-Twister RNG from a file.
  */
-bool read_mersenne_state(std::string filename);
+bool read_mersenne_state(const std::string& filename);
 
 /**
  * @brief Write the state of the Mersenne-Twister RNG to a file.
  */
-bool write_mersenne_state(std::string filename);
+bool write_mersenne_state(const std::string& filename);
 
 /**
  * @brief Draws an integer number uniformly in range [min, max] (min and max included)