X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/c7cad16a187e10f78f94c63a490f474676702424..5ed37babb2fa9097abe82df299c0aa259ed84d5a:/src/msg/msg_global.cpp

diff --git a/src/msg/msg_global.cpp b/src/msg/msg_global.cpp
index 4a0509d674..957edf1000 100644
--- a/src/msg/msg_global.cpp
+++ b/src/msg/msg_global.cpp
@@ -1,135 +1,74 @@
-/* Copyright (c) 2004-2017. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2004-2023. 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. */
 
+#include "mc/mc.h"
 #include "simgrid/s4u/Engine.hpp"
 #include "simgrid/s4u/Host.hpp"
-
-#include "instr/instr_interface.h"
-#include "mc/mc.h"
-#include "src/msg/msg_private.h"
+#include "src/instr/instr_private.hpp"
+#include "src/kernel/EngineImpl.hpp"
+#include "src/msg/msg_private.hpp"
+#include <xbt/config.hpp>
 
 XBT_LOG_NEW_CATEGORY(msg, "All MSG categories");
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_kernel, msg, "Logging specific to MSG (kernel)");
 
-SG_BEGIN_DECL()
+bool MSG_Global_t::debug_multiple_use = false;
+
+MSG_Global_t* msg_global = nullptr;
 
-MSG_Global_t msg_global = nullptr;
 static void MSG_exit();
 
 /********************************* MSG **************************************/
 
-static void _sg_cfg_cb_msg_debug_multiple_use(const char *name)
-{
-  msg_global->debug_multiple_use = xbt_cfg_get_boolean(name);
-}
-
 /**
- * \ingroup msg_simulation
- * \brief Initialize MSG with less verifications
+ * @ingroup msg_simulation
+ * @brief Initialize MSG with less verifications
  * You should use the MSG_init() function instead. Failing to do so may turn into PEBKAC some day. You've been warned.
  */
-void MSG_init_nocheck(int *argc, char **argv) {
-
-  TRACE_global_init();
+void MSG_init_nocheck(int* argc, char** argv)
+{
+  simgrid::instr::init();
 
   if (not msg_global) {
+    simgrid::config::bind_flag(MSG_Global_t::debug_multiple_use, "msg/debug-multiple-use",
+                               "Print backtraces of both processes when there is a conflict of multiple use of a task");
 
-    msg_global = new s_MSG_Global_t();
-
-    xbt_cfg_register_boolean("msg/debug-multiple-use", "no", _sg_cfg_cb_msg_debug_multiple_use,
-        "Print backtraces of both processes when there is a conflict of multiple use of a task");
+    simgrid::kernel::EngineImpl::get_instance(argc, argv);
 
-    SIMIX_global_init(argc, argv);
+    msg_global = new MSG_Global_t();
 
     msg_global->sent_msg = 0;
     msg_global->task_copy_callback = nullptr;
     msg_global->process_data_cleanup = nullptr;
-
-    SIMIX_function_register_process_create(MSG_process_create_from_SIMIX);
-    SIMIX_function_register_process_cleanup(MSG_process_cleanup_from_SIMIX);
-
-    simgrid::MsgHostExt::EXTENSION_ID = simgrid::s4u::Host::extension_create<simgrid::MsgHostExt>();
-    simgrid::s4u::Host::onCreation.connect([](simgrid::s4u::Host& host) {
-      host.extension_set<simgrid::MsgHostExt>(new simgrid::MsgHostExt());
+    simgrid::s4u::Actor::on_termination_cb([](simgrid::s4u::Actor const& actor) {
+      // free the data if a function was provided
+      void* userdata = sg_actor_get_data(&actor);
+      if (userdata && msg_global->process_data_cleanup)
+        msg_global->process_data_cleanup(userdata);
     });
   }
 
-  if(MC_is_active()){
-    /* Ignore total amount of messages sent during the simulation for heap comparison */
-    MC_ignore_heap(&(msg_global->sent_msg), sizeof(msg_global->sent_msg));
-  }
+  /* Ignore total amount of messages sent during the simulation for heap comparison */
+  MC_ignore_heap(&msg_global->sent_msg, sizeof msg_global->sent_msg);
 
-  if (xbt_cfg_get_boolean("clean-atexit"))
+  if (simgrid::config::get_value<bool>("debug/clean-atexit"))
     atexit(MSG_exit);
 }
 
-/** \ingroup msg_simulation
- * \brief Launch the MSG simulation
- */
-msg_error_t MSG_main()
+void MSG_config(const char* key, const char* value)
 {
-  /* Clean IO before the run */
-  fflush(stdout);
-  fflush(stderr);
-
-  if (MC_is_active()) {
-    MC_run();
-  } else {
-    SIMIX_run();
-  }
-  return MSG_OK;
-}
-
-/** \ingroup msg_simulation
- * \brief set a configuration variable
- *
- * Do --help on any simgrid binary to see the list of currently existing configuration variables, and see Section @ref options.
- *
- * Example:
- * MSG_config("host/model","ptask_L07");
- */
-void MSG_config(const char *key, const char *value){
   xbt_assert(msg_global,"ERROR: Please call MSG_init() before using MSG_config()");
-  xbt_cfg_set_as_string(key, value);
+  simgrid::config::set_as_string(key, value);
 }
 
-/** \ingroup msg_simulation
- * \brief Kill all running process
-
- * \param reset_PIDs should we reset the PID numbers. A negative
- *   number means no reset and a positive number will be used to set the PID
- *   of the next newly created process.
- */
-int MSG_process_killall(int reset_PIDs)
+static void MSG_exit()
 {
-  simcall_process_killall(reset_PIDs);
-
-  return 0;
-}
-
-static void MSG_exit() {
-  if (msg_global==nullptr)
-    return;
-
-  TRACE_surf_resource_utilization_release();
-  TRACE_end();
   delete msg_global;
   msg_global = nullptr;
 }
 
-/** \ingroup msg_simulation
- * \brief A clock (in second).
- */
-double MSG_get_clock()
-{
-  return SIMIX_get_clock();
-}
-
 unsigned long int MSG_get_sent_msg()
 {
   return msg_global->sent_msg;
 }
-
-SG_END_DECL()