Add new entry in Release_Notes.

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

diff --git a/include/xbt/replay.hpp b/include/xbt/replay.hpp
index d1596e5..e6da188 100644 (file)
--- a/include/xbt/replay.hpp
+++ b/include/xbt/replay.hpp
@@ -1,6 +1,6 @@
-/* xbt/replay_reader.h -- Tools to parse a replay file                */
+/* xbt/replay.hpp -- Tools to parse a replay file                           */
 
-/* Copyright (c) 2010-2020. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2010-2023. 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. */
@@ -15,18 +15,21 @@
 #include <queue>
 #include <unordered_map>
 
-namespace simgrid {
-namespace xbt {
+namespace simgrid::xbt {
 /* To split the file if a unique one is given (specific variable for the other case live in runner()) */
 using ReplayAction = std::vector<std::string>;
 
-XBT_PUBLIC_DATA std::ifstream* action_fs;
-XBT_PUBLIC int replay_runner(const char* actor_name, const char* trace_filename);
-}
-}
+/** Launch a replaying actor of the given name.
+ *
+ * If trace_filename is nullptr, then the tracefile is shared between all instances, and was passed using
+ * xbt_replay_set_tracefile(). If trace_filename is not nullptr, then it's not shared and this trace file is for this
+ * actor only */
+XBT_PUBLIC int replay_runner(const char* actor_name, const char* trace_filename = nullptr);
+} // namespace simgrid::xbt
 
 using action_fun = std::function<void(simgrid::xbt::ReplayAction&)>;
 XBT_PUBLIC void xbt_replay_action_register(const char* action_name, const action_fun& function);
 XBT_PUBLIC action_fun xbt_replay_action_get(const char* action_name);
+XBT_PUBLIC void xbt_replay_set_tracefile(const std::string& filename);
 
 #endif