+static int Host_sleep(lua_State *L)
+{
+ int time = luaL_checknumber(L, -1);
+ MSG_process_sleep(time);
+ return 1;
+}
+
+static int Host_destroy(lua_State *L)
+{
+ m_host_t ht = checkHost(L, -1);
+ __MSG_host_destroy(ht);
+ return 1;
+}
+
+/* ********************************************************************************* */
+/* lua_stub_generator functions */
+/* ********************************************************************************* */
+
+xbt_dict_t process_function_set;
+xbt_dynar_t process_list;
+xbt_dict_t machine_set;
+static s_process_t process;
+
+void s_process_free(void *process)
+{
+ s_process_t *p = (s_process_t *) process;
+ int i;
+ for (i = 0; i < p->argc; i++)
+ free(p->argv[i]);
+ free(p->argv);
+ free(p->host);
+}
+
+static int gras_add_process_function(lua_State * L)
+{
+ const char *arg;
+ const char *process_host = luaL_checkstring(L, 1);
+ const char *process_function = luaL_checkstring(L, 2);
+
+ if (xbt_dict_is_empty(machine_set)
+ || xbt_dict_is_empty(process_function_set)
+ || xbt_dynar_is_empty(process_list)) {
+ process_function_set = xbt_dict_new();
+ process_list = xbt_dynar_new(sizeof(s_process_t), s_process_free);
+ machine_set = xbt_dict_new();
+ }
+
+ xbt_dict_set(machine_set, process_host, NULL, NULL);
+ xbt_dict_set(process_function_set, process_function, NULL, NULL);
+
+ process.argc = 1;
+ process.argv = xbt_new(char *, 1);
+ process.argv[0] = xbt_strdup(process_function);
+ process.host = strdup(process_host);
+
+ lua_pushnil(L);
+ while (lua_next(L, 3) != 0) {
+ arg = lua_tostring(L, -1);
+ process.argc++;
+ process.argv =
+ xbt_realloc(process.argv, (process.argc) * sizeof(char *));
+ process.argv[(process.argc) - 1] = xbt_strdup(arg);
+
+ XBT_DEBUG("index = %f , arg = %s \n", lua_tonumber(L, -2),
+ lua_tostring(L, -1));
+ lua_pop(L, 1);
+ }
+ lua_pop(L, 1);
+ //add to the process list
+ xbt_dynar_push(process_list, &process);
+ return 0;
+}
+
+
+static int gras_generate(lua_State * L)
+{
+ const char *project_name = luaL_checkstring(L, 1);
+ generate_sim(project_name);
+ generate_rl(project_name);
+ generate_makefile_local(project_name);
+ return 0;
+}
+
+/***********************************
+ * Tracing
+ **********************************/
+static int trace_start(lua_State *L)
+{
+#ifdef HAVE_TRACING
+ TRACE_start();
+#endif
+ return 1;
+}
+
+static int trace_category(lua_State * L)
+{
+#ifdef HAVE_TRACING
+ TRACE_category(luaL_checkstring(L, 1));
+#endif
+ return 1;
+}
+
+static int trace_set_task_category(lua_State *L)
+{
+#ifdef HAVE_TRACING
+ TRACE_msg_set_task_category(checkTask(L, -2), luaL_checkstring(L, -1));
+#endif
+ return 1;
+}
+
+static int trace_end(lua_State *L)
+{
+#ifdef HAVE_TRACING
+ TRACE_end();
+#endif
+ return 1;
+}
+
+// *********** Register Methods ******************************************* //
+
+/*
+ * Host Methods
+ */