X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/8cbacd4f34e350b80e7a5af442af13505f6cc14f..3cf2cf4d9d0c0ba567528989c9d24624683ad64b:/src/bindings/lua/simgrid_lua.c

diff --git a/src/bindings/lua/simgrid_lua.c b/src/bindings/lua/simgrid_lua.c
index a4a2979569..e45013a9de 100644
--- a/src/bindings/lua/simgrid_lua.c
+++ b/src/bindings/lua/simgrid_lua.c
@@ -5,56 +5,53 @@
 
 /* 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 "simgrid_lua.h"
 
-#include <stdio.h>
-#include <lauxlib.h>
-#include <lualib.h>
-#include "msg/msg.h"
-#include "xbt.h"
-
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(lua,bindings,"Lua Bindings");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(lua, bindings, "Lua Bindings");
 
 #define TASK_MODULE_NAME "simgrid.Task"
 #define HOST_MODULE_NAME "simgrid.Host"
 // Surf ( bypass XML )
 #define LINK_MODULE_NAME "simgrid.Link"
 #define ROUTE_MODULE_NAME "simgrid.Route"
+#define AS_MODULE_NAME "simgrid.AS"
+#define TRACE_MODULE_NAME "simgrid.Trace"
 
 /* ********************************************************************************* */
 /*                            helper functions                                       */
 /* ********************************************************************************* */
-
-static void stackDump (const char *msg, lua_State *L) {
+static void stackDump(const char *msg, lua_State * L)
+{
   char buff[2048];
-  char *p=buff;
+  char *p = buff;
   int i;
   int top = lua_gettop(L);
 
   fflush(stdout);
-  p+=sprintf(p,"STACK(top=%d): ",top);
+  p += sprintf(p, "STACK(top=%d): ", top);
 
   for (i = 1; i <= top; i++) {  /* repeat for each level */
     int t = lua_type(L, i);
     switch (t) {
 
-    case LUA_TSTRING:  /* strings */
-      p+=sprintf(p,"`%s'", lua_tostring(L, i));
+    case LUA_TSTRING:          /* strings */
+      p += sprintf(p, "`%s'", lua_tostring(L, i));
       break;
 
-    case LUA_TBOOLEAN:  /* booleans */
-      p+=sprintf(p,lua_toboolean(L, i) ? "true" : "false");
+    case LUA_TBOOLEAN:         /* booleans */
+      p += sprintf(p, lua_toboolean(L, i) ? "true" : "false");
       break;
 
-    case LUA_TNUMBER:  /* numbers */
-      p+=sprintf(p,"%g", lua_tonumber(L, i));
+    case LUA_TNUMBER:          /* numbers */
+      p += sprintf(p, "%g", lua_tonumber(L, i));
       break;
 
     case LUA_TTABLE:
-      p+=sprintf(p, "Table");
+      p += sprintf(p, "Table");
       break;
 
-    default:  /* other values */
-      p+=sprintf(p, "???");
+    default:                   /* other values */
+      p += sprintf(p, "???");
 /*      if ((ptr = luaL_checkudata(L,i,TASK_MODULE_NAME))) {
         p+=sprintf(p,"task");
       } else {
@@ -63,768 +60,707 @@ static void stackDump (const char *msg, lua_State *L) {
       break;
 
     }
-    p+=sprintf(p,"  ");  /* put a separator */
+    p += sprintf(p, "  ");      /* put a separator */
   }
-  INFO2("%s%s",msg,buff);
+  INFO2("%s%s", msg, buff);
 }
 
 /** @brief ensures that a userdata on the stack is a task and returns the pointer inside the userdata */
-static m_task_t checkTask (lua_State *L,int index) {
-  m_task_t *pi,tk;
-  luaL_checktype(L,index,LUA_TTABLE);
-  lua_getfield(L,index,"__simgrid_task");
-  pi = (m_task_t*)luaL_checkudata(L,-1,TASK_MODULE_NAME);
-  if(pi == NULL)
-	 luaL_typerror(L,index,TASK_MODULE_NAME);
+static m_task_t checkTask(lua_State * L, int index)
+{
+  m_task_t *pi, tk;
+  luaL_checktype(L, index, LUA_TTABLE);
+  lua_getfield(L, index, "__simgrid_task");
+  pi = (m_task_t *) luaL_checkudata(L, -1, TASK_MODULE_NAME);
+  if (pi == NULL)
+    luaL_typerror(L, index, TASK_MODULE_NAME);
   tk = *pi;
-  if(!tk)
-	 luaL_error(L,"null Task");
-  lua_pop(L,1);
-  return  tk;
-}
-
-/** @brief leaves a new userdata on top of the stack, sets its metatable, and sets the Task pointer inside the userdata */
-// NOT USED
-/*static m_task_t *pushTask (lua_State *L,m_task_t tk) {
-  m_task_t *pi = NULL;
-  pi = (m_task_t*)lua_newuserdata(L,sizeof(m_task_t));
-  *pi=tk;
-  DEBUG1("push lua task with Name : %s \n",MSG_task_get_name(*pi));
-  luaL_getmetatable(L,TASK_MODULE_NAME);
-  lua_setmetatable(L,-2);
-  return pi;
-}*/
+  if (!tk)
+    luaL_error(L, "null Task");
+  lua_pop(L, 1);
+  return tk;
+}
 
 /* ********************************************************************************* */
 /*                           wrapper functions                                       */
 /* ********************************************************************************* */
 
 /**
- *  Task
+ * A task is either something to compute somewhere, or something to exchange between two hosts (or both).
+ * It is defined by a computing amount and a message size.
+ *
  */
 
-static int Task_new(lua_State* L) {
-  const char *name=luaL_checkstring(L,1);
-  int comp_size = luaL_checkint(L,2);
-  int msg_size = luaL_checkint(L,3);
-  INFO0("Creating task");
-  m_task_t msg_task = MSG_task_create(name,comp_size,msg_size,NULL);
-  lua_newtable (L); /* create a table, put the userdata on top of it */
-  m_task_t *lua_task = (m_task_t*)lua_newuserdata(L,sizeof(m_task_t));
+/* *              * *
+ * * Constructors * *
+ * *              * */
+/**
+ * Construct an new task with the specified processing amount and amount
+ * of data needed.
+ *
+ * @param name	Task's name
+ *
+ * @param computeDuration 	A value of the processing amount (in flop) needed to process the task.
+ *				If 0, then it cannot be executed with the execute() method.
+ *				This value has to be >= 0.
+ *
+ * @param messageSize		A value of amount of data (in bytes) needed to transfert this task.
+ *				If 0, then it cannot be transfered with the get() and put() methods.
+ *				This value has to be >= 0.
+ */
+static int Task_new(lua_State * L)
+{
+  const char *name = luaL_checkstring(L, 1);
+  int comp_size = luaL_checkint(L, 2);
+  int msg_size = luaL_checkint(L, 3);
+  m_task_t msg_task = MSG_task_create(name, comp_size, msg_size, NULL);
+  lua_newtable(L);              /* create a table, put the userdata on top of it */
+  m_task_t *lua_task = (m_task_t *) lua_newuserdata(L, sizeof(m_task_t));
   *lua_task = msg_task;
-  luaL_getmetatable(L,TASK_MODULE_NAME);
-  lua_setmetatable(L,-2);
-  lua_setfield (L, -2, "__simgrid_task"); /* put the userdata as field of the table */
+  luaL_getmetatable(L, TASK_MODULE_NAME);
+  lua_setmetatable(L, -2);
+  lua_setfield(L, -2, "__simgrid_task");        /* put the userdata as field of the table */
   /* remove the args from the stack */
-  lua_remove(L,1);
-  lua_remove(L,1);
-  lua_remove(L,1);
+  lua_remove(L, 1);
+  lua_remove(L, 1);
+  lua_remove(L, 1);
   return 1;
 }
 
-static int Task_get_name(lua_State *L) {
-  m_task_t tk = checkTask(L,-1);
-  lua_pushstring(L,MSG_task_get_name(tk));
+static int Task_get_name(lua_State * L)
+{
+  m_task_t tk = checkTask(L, -1);
+  lua_pushstring(L, MSG_task_get_name(tk));
   return 1;
 }
 
-static int Task_computation_duration(lua_State *L){
-  m_task_t tk = checkTask(L,-1);
-  lua_pushnumber(L,MSG_task_get_compute_duration (tk));
+static int Task_computation_duration(lua_State * L)
+{
+  m_task_t tk = checkTask(L, -1);
+  lua_pushnumber(L, MSG_task_get_compute_duration(tk));
   return 1;
 }
 
-static int Task_execute(lua_State *L){
-  m_task_t tk = checkTask(L,-1);
+static int Task_execute(lua_State * L)
+{
+  m_task_t tk = checkTask(L, -1);
   int res = MSG_task_execute(tk);
-  lua_pushnumber(L,res);
+  lua_pushnumber(L, res);
   return 1;
 }
 
-static int Task_destroy(lua_State *L) {
-  m_task_t tk = checkTask(L,-1);
+static int Task_destroy(lua_State * L)
+{
+  m_task_t tk = checkTask(L, -1);
   int res = MSG_task_destroy(tk);
-  lua_pushnumber(L,res);
+  lua_pushnumber(L, res);
   return 1;
 }
 
-static int Task_send(lua_State *L)  {
+static int Task_send(lua_State * L)
+{
   //stackDump("send ",L);
-  m_task_t tk = checkTask(L,-2);
-  const char *mailbox = luaL_checkstring(L,-1);
-  lua_pop(L,1); // remove the string so that the task is on top of it
-  MSG_task_set_data(tk,L); // Copy my stack into the task, so that the receiver can copy the lua task directly
-  MSG_error_t res = MSG_task_send(tk,mailbox);
-  while (MSG_task_get_data(tk)!=NULL) // Don't mess up with my stack: the receiver didn't copy the data yet
-    MSG_process_sleep(0); // yield
-
-  if (res != MSG_OK) switch(res) {
-    case MSG_TIMEOUT :
+  m_task_t tk = checkTask(L, -2);
+  const char *mailbox = luaL_checkstring(L, -1);
+  lua_pop(L, 1);                // remove the string so that the task is on top of it
+  MSG_task_set_data(tk, L);     // Copy my stack into the task, so that the receiver can copy the lua task directly
+  MSG_error_t res = MSG_task_send(tk, mailbox);
+  while (MSG_task_get_data(tk) != NULL) // Don't mess up with my stack: the receiver didn't copy the data yet
+    MSG_process_sleep(0);       // yield
+
+  if (res != MSG_OK)
+    switch (res) {
+    case MSG_TIMEOUT:
       ERROR0("MSG_task_send failed : Timeout");
       break;
-    case MSG_TRANSFER_FAILURE :
+    case MSG_TRANSFER_FAILURE:
       ERROR0("MSG_task_send failed : Transfer Failure");
       break;
-    case MSG_HOST_FAILURE :
+    case MSG_HOST_FAILURE:
       ERROR0("MSG_task_send failed : Host Failure ");
       break;
-    default :
-      ERROR0("MSG_task_send failed : Unexpected error , please report this bug");
+    default:
+      ERROR0
+          ("MSG_task_send failed : Unexpected error , please report this bug");
       break;
     }
   return 0;
 }
 
-static int Task_recv(lua_State *L)  {
+static int Task_recv(lua_State * L)
+{
   m_task_t tk = NULL;
-  const char *mailbox = luaL_checkstring(L,-1);
-  MSG_error_t res = MSG_task_receive(&tk,mailbox);
+  const char *mailbox = luaL_checkstring(L, -1);
+  MSG_error_t res = MSG_task_receive(&tk, mailbox);
 
   lua_State *sender_stack = MSG_task_get_data(tk);
-  lua_xmove(sender_stack,L,1); // copy the data directly from sender's stack
-  MSG_task_set_data(tk,NULL);
-
-  if(res != MSG_OK) switch(res){
-	  case MSG_TIMEOUT :
-		  ERROR0("MSG_task_receive failed : Timeout");
-		  break;
-	  case MSG_TRANSFER_FAILURE :
-		  ERROR0("MSG_task_receive failed : Transfer Failure");
-		  break;
-	  case MSG_HOST_FAILURE :
-		  ERROR0("MSG_task_receive failed : Host Failure ");
-		  break;
-	  default :
-		  ERROR0("MSG_task_receive failed : Unexpected error , please report this bug");
-		  break;
-		  }
+  lua_xmove(sender_stack, L, 1);        // copy the data directly from sender's stack
+  MSG_task_set_data(tk, NULL);
+
+  if (res != MSG_OK)
+    switch (res) {
+    case MSG_TIMEOUT:
+      ERROR0("MSG_task_receive failed : Timeout");
+      break;
+    case MSG_TRANSFER_FAILURE:
+      ERROR0("MSG_task_receive failed : Transfer Failure");
+      break;
+    case MSG_HOST_FAILURE:
+      ERROR0("MSG_task_receive failed : Host Failure ");
+      break;
+    default:
+      ERROR0
+          ("MSG_task_receive failed : Unexpected error , please report this bug");
+      break;
+    }
 
   return 1;
 }
 
 static const luaL_reg Task_methods[] = {
-    {"new",   Task_new},
-    {"name",  Task_get_name},
-    {"computation_duration",  Task_computation_duration},
-    {"execute", Task_execute},
-    {"destroy", Task_destroy},
-    {"send",    Task_send},
-    {"recv",    Task_recv},
-    {0,0}
+  {"new", Task_new},
+  {"name", Task_get_name},
+  {"computation_duration", Task_computation_duration},
+  {"execute", Task_execute},
+  {"destroy", Task_destroy},
+  {"send", Task_send},
+  {"recv", Task_recv},
+  {0, 0}
 };
-static int Task_gc(lua_State *L) {
-  m_task_t tk=checkTask(L,-1);
-  if (tk) MSG_task_destroy(tk);
+
+static int Task_gc(lua_State * L)
+{
+  m_task_t tk = checkTask(L, -1);
+  if (tk)
+    MSG_task_destroy(tk);
   return 0;
 }
 
-static int Task_tostring(lua_State *L) {
-  lua_pushfstring(L, "Task :%p",lua_touserdata(L,1));
+static int Task_tostring(lua_State * L)
+{
+  lua_pushfstring(L, "Task :%p", lua_touserdata(L, 1));
   return 1;
 }
 
 static const luaL_reg Task_meta[] = {
-    {"__gc",  Task_gc},
-    {"__tostring",  Task_tostring},
-    {0,0}
+  {"__gc", Task_gc},
+  {"__tostring", Task_tostring},
+  {0, 0}
 };
 
 /**
  * Host
  */
-static m_host_t checkHost (lua_State *L,int index) {
-  m_host_t *pi,ht;
-  luaL_checktype(L,index,LUA_TTABLE);
-  lua_getfield(L,index,"__simgrid_host");
-  pi = (m_host_t*)luaL_checkudata(L,-1,HOST_MODULE_NAME);
-  if(pi == NULL)
-	 luaL_typerror(L,index,HOST_MODULE_NAME);
+static m_host_t checkHost(lua_State * L, int index)
+{
+  m_host_t *pi, ht;
+  luaL_checktype(L, index, LUA_TTABLE);
+  lua_getfield(L, index, "__simgrid_host");
+  pi = (m_host_t *) luaL_checkudata(L, -1, HOST_MODULE_NAME);
+  if (pi == NULL)
+    luaL_typerror(L, index, HOST_MODULE_NAME);
   ht = *pi;
-  if(!ht)
-	 luaL_error(L,"null Host");
-  lua_pop(L,1);
-  return  ht;
-}
-
-static int Host_get_by_name(lua_State *L)
-{
-	const char *name=luaL_checkstring(L,1);
-	DEBUG0("Getting Host from name...");
-	m_host_t msg_host = MSG_get_host_by_name(name);
-	if (!msg_host)
-		{
-		luaL_error(L,"null Host : MSG_get_host_by_name failled");
-		}
-    lua_newtable (L); /* create a table, put the userdata on top of it */
-	m_host_t *lua_host = (m_host_t*)lua_newuserdata(L,sizeof(m_host_t));
-	*lua_host = msg_host;
-	luaL_getmetatable(L,HOST_MODULE_NAME);
-	lua_setmetatable(L,-2);
-	lua_setfield (L, -2, "__simgrid_host"); /* put the userdata as field of the table */
-	/* remove the args from the stack */
-	lua_remove(L,1);
-	return 1;
+  if (!ht)
+    luaL_error(L, "null Host");
+  lua_pop(L, 1);
+  return ht;
+}
+
+static int Host_get_by_name(lua_State * L)
+{
+  const char *name = luaL_checkstring(L, 1);
+  DEBUG0("Getting Host from name...");
+  m_host_t msg_host = MSG_get_host_by_name(name);
+  if (!msg_host) {
+    luaL_error(L, "null Host : MSG_get_host_by_name failled");
+  }
+  lua_newtable(L);              /* create a table, put the userdata on top of it */
+  m_host_t *lua_host = (m_host_t *) lua_newuserdata(L, sizeof(m_host_t));
+  *lua_host = msg_host;
+  luaL_getmetatable(L, HOST_MODULE_NAME);
+  lua_setmetatable(L, -2);
+  lua_setfield(L, -2, "__simgrid_host");        /* put the userdata as field of the table */
+  /* remove the args from the stack */
+  lua_remove(L, 1);
+  return 1;
 }
 
 
-static int Host_get_name(lua_State *L) {
-  m_host_t ht = checkHost(L,-1);
-  lua_pushstring(L,MSG_host_get_name(ht));
+static int Host_get_name(lua_State * L)
+{
+  m_host_t ht = checkHost(L, -1);
+  lua_pushstring(L, MSG_host_get_name(ht));
+  return 1;
+}
+
+static int Host_number(lua_State * L)
+{
+  lua_pushnumber(L, MSG_get_host_number());
   return 1;
 }
 
-static int Host_number(lua_State *L) {
-  lua_pushnumber(L,MSG_get_host_number());
+static int Host_at(lua_State * L)
+{
+  int index = luaL_checkinteger(L, 1);
+  m_host_t host = MSG_get_host_table()[index - 1];      // lua indexing start by 1 (lua[1] <=> C[0])
+  lua_newtable(L);              /* create a table, put the userdata on top of it */
+  m_host_t *lua_host = (m_host_t *) lua_newuserdata(L, sizeof(m_host_t));
+  *lua_host = host;
+  luaL_getmetatable(L, HOST_MODULE_NAME);
+  lua_setmetatable(L, -2);
+  lua_setfield(L, -2, "__simgrid_host");        /* put the userdata as field of the table */
   return 1;
+
 }
 
-static int Host_at(lua_State *L)
+static int Host_self(lua_State * L)
 {
-	int index = luaL_checkinteger(L,1);
-	m_host_t host = MSG_get_host_table()[index-1]; // lua indexing start by 1 (lua[1] <=> C[0])
-	lua_newtable (L); /* create a table, put the userdata on top of it */
-	m_host_t *lua_host = (m_host_t*)lua_newuserdata(L,sizeof(m_host_t));
+	m_host_t host = MSG_host_self();
+	lua_newtable(L);
+	m_host_t *lua_host =(m_host_t *)lua_newuserdata(L,sizeof(m_host_t));
 	*lua_host = host;
-	luaL_getmetatable(L,HOST_MODULE_NAME);
-	lua_setmetatable(L,-2);
-	lua_setfield (L, -2, "__simgrid_host"); /* put the userdata as field of the table */
+	luaL_getmetatable(L, HOST_MODULE_NAME);
+	lua_setmetatable(L, -2);
+	lua_setfield(L, -2, "__simgrid_host");
 	return 1;
 
 }
 
-/*****************************************************************************************
-							     * BYPASS XML SURF Methods *
-								 ***************************
-								 ***************************
-******************************************************************************************/
-#include "surf/surfxml_parse.h" /* to override surf_parse and bypass the parser */
-typedef struct t_host_attr
+static int Host_get_property_value(lua_State * L)
 {
-	//platform attribute
-	const char* id;
-	double power;
-	//deployment attribute
-	const char* function;
-	int args_nb;
-	const char ** args_list;
-}host_attr,*p_host_attr;
+	m_host_t ht = checkHost(L, -2);
+	const char *prop = luaL_checkstring(L, -1);
+	lua_pushstring(L,MSG_host_get_property_value(ht,prop));
+	return 1;
+}
 
-typedef struct t_link_attr
-{
-	const char* id;
-	double bandwidth;
-	double latency;
-}link_attr,*p_link_attr;
+/* ********************************************************************************* */
+/*                           lua_stub_generator functions                            */
+/* ********************************************************************************* */
 
-typedef struct t_route_attr
+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)
 {
-	const char *src_id;
-	const char *dest_id;
-	int links_nb;
-	const char **links_id;
+  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);
+}
 
-}route_attr,*p_route_attr;
+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);
+
+    DEBUG2("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);
 
-static int host_index = 0;
-static int link_index = 0;
-static int route_index = 0;
+  return 0;
 
-static int max_host_number = 0;
-static int max_link_number = 0;
-static int max_route_number = 0;
-
-static p_host_attr* host_list;
-static p_link_attr* link_list;
-static p_route_attr* route_list;
-
-static int Host_set_number(lua_State *L)
-{
-	max_host_number = luaL_checkint(L,1);
-	host_list = malloc(sizeof(host_attr)*max_host_number);
-	return 0;
-}
-
-static int Link_set_number(lua_State *L)
-{
-	max_link_number = luaL_checkint(L,1);
-	link_list = malloc(sizeof(link_attr)*max_link_number);
-	return 0;
-}
-
-static int Route_set_number(lua_State *L)
-{
-	max_route_number = luaL_checkint(L,1);
-	route_list = malloc(sizeof(route_attr)*max_link_number);
-	return 0;
-}
-
-static int Host_new(lua_State *L) //(id,power)
-{
-	p_host_attr host = malloc(sizeof(host_attr));
-	host->id = luaL_checkstring(L,1);
-	host->power = luaL_checknumber(L,2);
-	if(host_index >= max_host_number)
-		ERROR1("max host number:%d reached !!!",max_host_number);
-	host_list[host_index] = host;
-	host_list[host_index]->function = NULL;
-	host_index++;
-	return 0;
-}
-
-static int Link_new(lua_State *L) // (id,bandwidth,latency)
-{
-
-	p_link_attr link = malloc(sizeof(link_attr));
-	link->id = luaL_checkstring(L,1);
-	link->bandwidth = luaL_checknumber(L,2);
-	link->latency = luaL_checknumber(L,3);
-	if(link_index >= max_link_number)
-		ERROR1("max link number: %d reached !!!",max_link_number);
-	link_list[link_index] = link;
-	link_index++;
-	return 0;
-}
-
-static int Route_new(lua_State *L) // (src_id,dest_id,links_number,link_table)
-{
-	int i=0;
-	p_route_attr route = malloc(sizeof(route_attr));
-	route->src_id = luaL_checkstring(L,1);
-	route->dest_id = luaL_checkstring(L,2);
-	route->links_nb = luaL_checkint(L,3);
-	route->links_id = malloc(sizeof(char*)*route->links_nb);
-	lua_pushnil(L);
-	while (lua_next(L,4) != 0) {
-		if(i >= route->links_nb)
-			ERROR1("Number of links should be less than %d",route->links_nb+1);
-		route->links_id[i] = lua_tostring(L, -1);
-	    DEBUG2("index = %f , Link_id = %s \n",lua_tonumber(L, -2),lua_tostring(L, -1));
-	    i++;
-	    lua_pop(L, 1);
-	}
-	lua_pop(L, 1);
-
-	//add route to platform's route list
-	if(route_index >= max_route_number)
-			ERROR1("max route number: %d reached !!!",max_route_number);
-	route_list[route_index] = route;
-	route_index++;
-	return 0;
-}
-
-static int Host_set_function(lua_State *L) //(host,function,nb_args,list_args)
-{
-	// look for the index of host in host_list
-	const char *host_id = luaL_checkstring(L,1);
-	int i;
-	for(i=0;i< host_index;i++)
-	{
-		if(host_list[i]->id == host_id)
-		{
-			host_list[i]->function = luaL_checkstring(L,2);
-			host_list[i]->args_nb = luaL_checkint(L,3);
-			host_list[i]->args_list = malloc(sizeof(char*)*host_list[i]->args_nb);
-			// fill the args list
-			lua_pushnil(L);
-			int j = 0;
-			while (lua_next(L,4) != 0) {
-					if(j >= host_list[i]->args_nb)
-						ERROR1("Number of args should be less than %d",host_list[i]->args_nb+1);
-					host_list[i]->args_list[j] = lua_tostring(L, -1);
-				    DEBUG2("index = %f , Arg_id = %s \n",lua_tonumber(L, -2),lua_tostring(L, -1));
-				    j++;
-				    lua_pop(L, 1);
-				}
-			lua_pop(L, 1);
-			return 0;
-		}
-	}
-	ERROR1("Host : %s Not Fount !!",host_id);
-	return 1;
 }
 
 
+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;
+}
 
-/*
- * surf parse bypass platform
- */
-static int surf_parse_bypass_platform()
-{
-	static int AX_ptr = 0;
-	static int surfxml_bufferstack_size = 2048;
-	  /* FIXME allocating memory for the buffer, I think 2kB should be enough */
-	surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
-	  /* <platform> */
-	SURFXML_BUFFER_SET(platform_version, "2");
-	SURFXML_START_TAG(platform);
-	char buffer[22];
-	int i;
-
-	// Add Host
-	for(i=0;i<host_index;i++)
-	{
-		SURFXML_BUFFER_SET(host_id,host_list[i]->id);
-		sprintf(buffer, "%f", host_list[i]->power);
-		SURFXML_BUFFER_SET(host_power,buffer);
-		SURFXML_BUFFER_SET(host_availability, "1.0");
-		SURFXML_BUFFER_SET(host_availability_file, "");
-		A_surfxml_host_state = A_surfxml_host_state_ON;
-		SURFXML_BUFFER_SET(host_state_file, "");
-		SURFXML_BUFFER_SET(host_interference_send, "1.0");
-		SURFXML_BUFFER_SET(host_interference_recv, "1.0");
-		SURFXML_BUFFER_SET(host_interference_send_recv, "1.0");
-		SURFXML_BUFFER_SET(host_max_outgoing_rate, "-1.0");
-		SURFXML_START_TAG(host);
-		SURFXML_END_TAG(host);
-	}
-
-	//add Host
-	for (i = 0;i<link_index;i++)
-	{
-		SURFXML_BUFFER_SET(link_id,link_list[i]->id);
-		sprintf(buffer,"%f",link_list[i]->bandwidth);
-		SURFXML_BUFFER_SET(link_bandwidth,buffer);
-		SURFXML_BUFFER_SET(link_bandwidth_file, "");
-		sprintf(buffer,"%f",link_list[i]->latency);
-		SURFXML_BUFFER_SET(link_latency,buffer);
-		SURFXML_BUFFER_SET(link_latency_file, "");
-		A_surfxml_link_state = A_surfxml_link_state_ON;
-		SURFXML_BUFFER_SET(link_state_file, "");
-		A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
-		SURFXML_START_TAG(link);
-		SURFXML_END_TAG(link);
-	}
-
-	// add route
-
-	for (i = 0;i<route_index;i++)
-	{
-		SURFXML_BUFFER_SET(route_src,route_list[i]->src_id);
-		SURFXML_BUFFER_SET(route_dst,route_list[i]->dest_id);
-		SURFXML_BUFFER_SET(route_impact_on_src, "0.0");
-		SURFXML_BUFFER_SET(route_impact_on_dst, "0.0");
-		SURFXML_BUFFER_SET(route_impact_on_src_with_other_recv, "0.0");
-		SURFXML_BUFFER_SET(route_impact_on_dst_with_other_send, "0.0");
-		SURFXML_START_TAG(route);
-		int j;
-
-		for(j=0; j < route_list[i]->links_nb;j++)
-		{
-			SURFXML_BUFFER_SET(link_c_ctn_id,route_list[i]->links_id[j]);
-			SURFXML_START_TAG(link_c_ctn);
-			SURFXML_END_TAG(link_c_ctn);
-		}
-
-		SURFXML_END_TAG(route);
-	}
-	/* </platform> */
-
-	SURFXML_END_TAG(platform);
-	free(surfxml_bufferstack);
-	return 0; // must return 0 ?!!
+/***********************************
+ * 	Tracing
+ **********************************/
+static int trace_start(lua_State *L)
+{
+  TRACE_start();
+  return 1;
+}
 
+static int trace_category(lua_State * L)
+{
+  TRACE_category(luaL_checkstring(L, 1));
+  return 1;
 }
 
-/*
- * surf parse bypass application
- */
-static int surf_parse_bypass_application()
-{
-	  int i;
-	  static int AX_ptr;
-	  static int surfxml_bufferstack_size = 2048;
-	  /* FIXME ( should be manual )allocating memory to the buffer, I think 2MB should be enough */
-	  surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
-	  /* <platform> */
-
-	  SURFXML_BUFFER_SET(platform_version, "2");
-
-	  SURFXML_START_TAG(platform);
-
-	  for(i=0 ; i< host_index ;i++)
-	  {
-		  if(host_list[i]->function)
-		  {
-			  SURFXML_BUFFER_SET(process_host, host_list[i]->id);
-			  SURFXML_BUFFER_SET(process_function, host_list[i]->function);
-			  SURFXML_BUFFER_SET(process_start_time, "-1.0");
-			  SURFXML_BUFFER_SET(process_kill_time, "-1.0");
-			  SURFXML_START_TAG(process);
-
-			  //args
-			  int j;
-			  for(j=0 ;j<host_list[i]->args_nb;j++)
-			  {
-				  SURFXML_BUFFER_SET(argument_value, host_list[i]->args_list[j]);
-				  SURFXML_START_TAG(argument);
-				  SURFXML_END_TAG(argument);
-			  }
-			  SURFXML_END_TAG(process);
-		  }
-
-	  }
-	  /* </platform> */
-	  SURFXML_END_TAG(platform);
-	  free(surfxml_bufferstack);
-	  return 0;
-}
-
-// Free Allocated Memory
-static void clean_attr()
-{
-	// free hosts
-    int i;
-    for(i = 0;i<host_index;i++)
-        free(host_list[i]->args_list);
-
-	free(host_list);
-    free(link_list);
-
-    for(i=0;i<route_index;i++)
-		free(route_list[i]->links_id);
-
-    free(route_list);
+static int trace_set_task_category(lua_State *L)
+{
+  TRACE_msg_set_task_category(checkTask(L, -2), luaL_checkstring(L, -1));
+  return 1;
+}
+
+static int trace_end(lua_State *L)
+{
+  TRACE_end();
+  return 1;
 }
 //***********Register Methods *******************************************//
 /*
  * Host Methods
  */
 static const luaL_reg Host_methods[] = {
-    {"getByName",   Host_get_by_name},
-    {"name",  		Host_get_name},
-    {"number",    	Host_number},
-    {"at",			Host_at},
-    // Bypass XML Methods
-    {"new",			Host_new},
-    {"setNumber",	Host_set_number},
-    {"setFunction",	Host_set_function},
-    {0,0}
+  {"getByName", Host_get_by_name},
+  {"name", Host_get_name},
+  {"number", Host_number},
+  {"at", Host_at},
+  {"self",Host_self},
+  {"getPropValue",Host_get_property_value},
+  // Bypass XML Methods
+  {"new", console_add_host},
+  {"setFunction", console_set_function},
+  {0, 0}
 };
 
-static int Host_gc(lua_State *L)
+static int Host_gc(lua_State * L)
 {
-  m_host_t ht = checkHost(L,-1);
-  if (ht) ht = NULL;
+  m_host_t ht = checkHost(L, -1);
+  if (ht)
+    ht = NULL;
   return 0;
 }
 
-static int Host_tostring(lua_State *L)
+static int Host_tostring(lua_State * L)
 {
-  lua_pushfstring(L,"Host :%p",lua_touserdata(L,1));
+  lua_pushfstring(L, "Host :%p", lua_touserdata(L, 1));
   return 1;
 }
 
 static const luaL_reg Host_meta[] = {
-    {"__gc",  Host_gc},
-    {"__tostring",  Host_tostring},
-    {0,0}
+  {"__gc", Host_gc},
+  {"__tostring", Host_tostring},
+  {0, 0}
+};
+
+/*
+ * AS Methods
+ */
+static const luaL_reg AS_methods[] = {
+  {"new", console_add_AS},
+  {0, 0}
 };
 
+
 /*
  * Link Methods
  */
 static const luaL_reg Link_methods[] = {
-    {"new",Link_new},
-    {"setNumber", Link_set_number },
-    {0,0}
+  {"new", console_add_link},
+  {0, 0}
 };
+
 /*
  * Route Methods
  */
-static const luaL_reg Route_methods[] ={
-   {"new",Route_new},
-   {"setNumber",Route_set_number}
+static const luaL_reg Route_methods[] = {
+  {"new", console_add_route},
+  {0, 0}
 };
 
+/**
+ * Tracing Functions
+ */
+static const luaL_reg Trace_methods[] = {
+		{"start",trace_start},
+		{"category",trace_category},
+		{"setTaskCategory",trace_set_task_category},
+		{"finish",trace_end},
+		{0,0}
+};
 /*
  * Environment related
  */
 
 extern lua_State *simgrid_lua_state;
 
-static int run_lua_code(int argc,char **argv) {
-  DEBUG1("Run lua code %s",argv[0]);
+static int run_lua_code(int argc, char **argv)
+{
+  DEBUG1("Run lua code %s", argv[0]);
   lua_State *L = lua_newthread(simgrid_lua_state);
-  int ref = luaL_ref(simgrid_lua_state, LUA_REGISTRYINDEX); // protect the thread from being garbage collected
+  int ref = luaL_ref(simgrid_lua_state, LUA_REGISTRYINDEX);     // protect the thread from being garbage collected
   int res = 1;
 
   /* Start the co-routine */
-  lua_getglobal(L,argv[0]);
-  xbt_assert1(lua_isfunction(L,-1),
-      "The lua function %s does not seem to exist",argv[0]);
+  lua_getglobal(L, argv[0]);
+  xbt_assert1(lua_isfunction(L, -1),
+              "The lua function %s does not seem to exist", argv[0]);
 
   // push arguments onto the stack
   int i;
-  for(i=1;i<argc;i++)
-    lua_pushstring(L,argv[i]);
+  for (i = 1; i < argc; i++)
+    lua_pushstring(L, argv[i]);
 
   // Call the function (in resume)
-  xbt_assert2(lua_pcall(L, argc-1, 1, 0) == 0,
-    "error running function `%s': %s",argv[0], lua_tostring(L, -1));
+  xbt_assert2(lua_pcall(L, argc - 1, 1, 0) == 0,
+              "error running function `%s': %s", argv[0], lua_tostring(L,
+                                                                       -1));
 
   /* retrieve result */
   if (lua_isnumber(L, -1)) {
     res = lua_tonumber(L, -1);
-    lua_pop(L, 1);  /* pop returned value */
+    lua_pop(L, 1);              /* pop returned value */
   }
-
   // cleanups
-  luaL_unref(simgrid_lua_state,LUA_REGISTRYINDEX,ref );
+  luaL_unref(simgrid_lua_state, LUA_REGISTRYINDEX, ref);
   DEBUG1("Execution of lua code %s is over", (argv ? argv[0] : "(null)"));
   return res;
 }
-static int launch_application(lua_State *L) {
-  const char * file = luaL_checkstring(L,1);
+
+static int launch_application(lua_State * L)
+{
+  const char *file = luaL_checkstring(L, 1);
   MSG_function_register_default(run_lua_code);
   MSG_launch_application(file);
   return 0;
 }
-#include "simix/simix.h" //FIXME: KILLME when debugging on simix internals become useless
-static int create_environment(lua_State *L) {
-  const char *file = luaL_checkstring(L,1);
-  DEBUG1("Loading environment file %s",file);
+
+#include "simix/simix.h"        //FIXME: KILLME when debugging on simix internals become useless
+static int create_environment(lua_State * L)
+{
+  const char *file = luaL_checkstring(L, 1);
+  DEBUG1("Loading environment file %s", file);
   MSG_create_environment(file);
   smx_host_t *hosts = SIMIX_host_get_table();
   int i;
-  for (i=0;i<SIMIX_host_get_number();i++) {
+  for (i = 0; i < SIMIX_host_get_number(); i++) {
     DEBUG1("We have an host %s", SIMIX_host_get_name(hosts[i]));
   }
 
   return 0;
 }
 
-static int debug(lua_State *L) {
-  const char *str = luaL_checkstring(L,1);
-  DEBUG1("%s",str);
+static int debug(lua_State * L)
+{
+  const char *str = luaL_checkstring(L, 1);
+  DEBUG1("%s", str);
   return 0;
 }
-static int info(lua_State *L) {
-  const char *str = luaL_checkstring(L,1);
-  INFO1("%s",str);
+
+static int info(lua_State * L)
+{
+  const char *str = luaL_checkstring(L, 1);
+  INFO1("%s", str);
   return 0;
 }
-static int run(lua_State *L) {
+
+static int run(lua_State * L)
+{
   MSG_main();
   return 0;
 }
-static int clean(lua_State *L) {
-  clean_attr(); // in case of using "bypass xml" methods
+
+static int clean(lua_State * L)
+{
   MSG_clean();
   return 0;
 }
 
 /*
- * Bypass XML Pareser
+ * Bypass XML Parser (lua console)
+ */
+
+/*
+ * Register platform for MSG
+ */
+static int msg_register_platform(lua_State * L)
+{
+  /* Tell Simgrid we dont wanna use its parser */
+  surf_parse = console_parse_platform;
+  MSG_create_environment(NULL);
+  return 0;
+}
+
+/*
+ * Register platform for Simdag
  */
-static int register_platform(lua_State *L)
+
+static int sd_register_platform(lua_State * L)
 {
-	/* Tell Simgrid we dont wanna use its parser*/
-	surf_parse = surf_parse_bypass_platform;
-	MSG_create_environment(NULL);
-	return 0;
+  surf_parse = console_parse_platform_wsL07;
+  SD_create_environment(NULL);
+  return 0;
 }
 
-static int register_application(lua_State *L)
+/*
+ * Register platform for gras
+ */
+static int gras_register_platform(lua_State * L)
 {
-	 MSG_function_register_default(run_lua_code);
-	 surf_parse = surf_parse_bypass_application;
-	 MSG_launch_application(NULL);
-	 return 0;
+  /* Tell Simgrid we dont wanna use surf parser */
+  surf_parse = console_parse_platform;
+  gras_create_environment(NULL);
+  return 0;
+}
+
+/**
+ * Register applicaiton for MSG
+ */
+static int msg_register_application(lua_State * L)
+{
+  MSG_function_register_default(run_lua_code);
+  surf_parse = console_parse_application;
+  MSG_launch_application(NULL);
+  return 0;
+}
+
+/*
+ * Register application for gras
+ */
+static int gras_register_application(lua_State * L)
+{
+  gras_function_register_default(run_lua_code);
+  surf_parse = console_parse_application;
+  gras_launch_application(NULL);
+  return 0;
 }
 
 static const luaL_Reg simgrid_funcs[] = {
-    { "create_environment", create_environment},
-    { "launch_application", launch_application},
-    { "debug", debug},
-    { "info", info},
-    { "run", run},
-    { "clean", clean},
-    /* short names */
-    { "platform", create_environment},
-    { "application", launch_application},
-    /* methods to bypass XML parser*/
-    { "register_platform",register_platform},
-    { "register_application",register_application},
-    { NULL, NULL }
+  {"create_environment", create_environment},
+  {"launch_application", launch_application},
+  {"debug", debug},
+  {"info", info},
+  {"run", run},
+  {"clean", clean},
+  /* short names */
+  {"platform", create_environment},
+  {"application", launch_application},
+  /* methods to bypass XML parser */
+  {"msg_register_platform", msg_register_platform},
+  {"sd_register_platform", sd_register_platform},
+  {"msg_register_application", msg_register_application},
+  {"gras_register_platform", gras_register_platform},
+  {"gras_register_application", gras_register_application},
+  /* gras sub generator method */
+  {"gras_set_process_function", gras_add_process_function},
+  {"gras_generate", gras_generate},
+  {NULL, NULL}
 };
 
 /* ********************************************************************************* */
 /*                       module management functions                                 */
 /* ********************************************************************************* */
 
-extern const char*xbt_ctx_factory_to_use; /*Hack: let msg load directly the right factory */
-
-#define LUA_MAX_ARGS_COUNT 10 /* maximum amount of arguments we can get from lua on command line */
 
-int luaopen_simgrid(lua_State* L); // Fuck gcc: we don't need that prototype
-int luaopen_simgrid(lua_State* L) {
-  //xbt_ctx_factory_to_use = "lua";
+#define LUA_MAX_ARGS_COUNT 10   /* maximum amount of arguments we can get from lua on command line */
+#define TEST
+int luaopen_simgrid(lua_State * L);     // Fuck gcc: we don't need that prototype
+int luaopen_simgrid(lua_State * L)
+{
 
-  char **argv=malloc(sizeof(char*)*LUA_MAX_ARGS_COUNT);
-  int argc=1;
-  argv[0] = (char*)"/usr/bin/lua"; /* Lie on the argv[0] so that the stack dumping facilities find the right binary. FIXME: what if lua is not in that location? */
+  char **argv = malloc(sizeof(char *) * LUA_MAX_ARGS_COUNT);
+  int argc = 1;
+  argv[0] = (char *) "/usr/bin/lua";    /* Lie on the argv[0] so that the stack dumping facilities find the right binary. FIXME: what if lua is not in that location? */
   /* Get the command line arguments from the lua interpreter */
-  lua_getglobal(L,"arg");
-  xbt_assert1(lua_istable(L,-1),"arg parameter is not a table but a %s",lua_typename(L,-1));
-  int done=0;
-  while (!done) {
-    argc++;
-    lua_pushinteger(L,argc-2);
-    lua_gettable(L,-2);
-    if (lua_isnil(L,-1)) {
-      done = 1;
-    } else {
-      xbt_assert1(lua_isstring(L,-1),"argv[%d] got from lua is no string",argc-1);
-      xbt_assert2(argc<LUA_MAX_ARGS_COUNT,
-           "Too many arguments, please increase LUA_MAX_ARGS_COUNT in %s before recompiling SimGrid if you insist on having more than %d args on command line",
-           __FILE__,LUA_MAX_ARGS_COUNT-1);
-      argv[argc-1] = (char*)luaL_checkstring(L,-1);
-      lua_pop(L,1);
-      DEBUG1("Got command line argument %s from lua",argv[argc-1]);
+  lua_getglobal(L, "arg");
+  /* if arg is a null value, it means we use lua only as a script to init platform
+   * else it should be a table and then take arg in consideration
+   */
+  if (lua_istable(L, -1)) {
+    int done = 0;
+    while (!done) {
+      argc++;
+      lua_pushinteger(L, argc - 2);
+      lua_gettable(L, -2);
+      if (lua_isnil(L, -1)) {
+        done = 1;
+      } else {
+        xbt_assert1(lua_isstring(L, -1),
+                    "argv[%d] got from lua is no string", argc - 1);
+        xbt_assert2(argc < LUA_MAX_ARGS_COUNT,
+                    "Too many arguments, please increase LUA_MAX_ARGS_COUNT in %s before recompiling SimGrid if you insist on having more than %d args on command line",
+                    __FILE__, LUA_MAX_ARGS_COUNT - 1);
+        argv[argc - 1] = (char *) luaL_checkstring(L, -1);
+        lua_pop(L, 1);
+        DEBUG1("Got command line argument %s from lua", argv[argc - 1]);
+      }
     }
-  }
-  argv[argc--]=NULL;
-
-  /* Initialize the MSG core */
-  MSG_global_init(&argc,argv);
-  DEBUG1("Still %d arguments on command line",argc); // FIXME: update the lua's arg table to reflect the changes from SimGrid
+    argv[argc--] = NULL;
 
+    /* Initialize the MSG core */
+    MSG_global_init(&argc, argv);
+    DEBUG1("Still %d arguments on command line", argc); // FIXME: update the lua's arg table to reflect the changes from SimGrid
+  }
   /* register the core C functions to lua */
   luaL_register(L, "simgrid", simgrid_funcs);
   /* register the task methods to lua */
-  luaL_openlib(L,TASK_MODULE_NAME,Task_methods,0); //create methods table,add it to the globals
-  luaL_newmetatable(L,TASK_MODULE_NAME); //create metatable for Task,add it to the Lua registry
-  luaL_openlib(L,0,Task_meta,0);// fill metatable
-  lua_pushliteral(L,"__index");
-  lua_pushvalue(L,-3);  //dup methods table
-  lua_rawset(L,-3); //matatable.__index = methods
-  lua_pushliteral(L,"__metatable");
-  lua_pushvalue(L,-3);  //dup methods table
-  lua_rawset(L,-3); //hide metatable:metatable.__metatable = methods
-  lua_pop(L,1);   //drop metatable
-
-  /* register the hosts methods to lua*/
-  luaL_openlib(L,HOST_MODULE_NAME,Host_methods,0);
-  luaL_newmetatable(L,HOST_MODULE_NAME);
-  luaL_openlib(L,0,Host_meta,0);
-  lua_pushliteral(L,"__index");
-  lua_pushvalue(L,-3);
-  lua_rawset(L,-3);
-  lua_pushliteral(L,"__metatable");
-  lua_pushvalue(L,-3);
-  lua_rawset(L,-3);
-  lua_pop(L,1);
-
-  /* register the links methods to lua*/
-  luaL_openlib(L,LINK_MODULE_NAME,Link_methods,0);
-  luaL_newmetatable(L,LINK_MODULE_NAME);
-  lua_pop(L,1);
-
-  /*register the routes methods to lua*/
-  luaL_openlib(L,ROUTE_MODULE_NAME,Route_methods,0);
-  luaL_newmetatable(L,LINK_MODULE_NAME);
-  lua_pop(L,1);
+  luaL_openlib(L, TASK_MODULE_NAME, Task_methods, 0);   //create methods table,add it to the globals
+  luaL_newmetatable(L, TASK_MODULE_NAME);       //create metatable for Task,add it to the Lua registry
+  luaL_openlib(L, 0, Task_meta, 0);     // fill metatable
+  lua_pushliteral(L, "__index");
+  lua_pushvalue(L, -3);         //dup methods table
+  lua_rawset(L, -3);            //matatable.__index = methods
+  lua_pushliteral(L, "__metatable");
+  lua_pushvalue(L, -3);         //dup methods table
+  lua_rawset(L, -3);            //hide metatable:metatable.__metatable = methods
+  lua_pop(L, 1);                //drop metatable
+
+  /* register the hosts methods to lua */
+  luaL_openlib(L, HOST_MODULE_NAME, Host_methods, 0);
+  luaL_newmetatable(L, HOST_MODULE_NAME);
+  luaL_openlib(L, 0, Host_meta, 0);
+  lua_pushliteral(L, "__index");
+  lua_pushvalue(L, -3);
+  lua_rawset(L, -3);
+  lua_pushliteral(L, "__metatable");
+  lua_pushvalue(L, -3);
+  lua_rawset(L, -3);
+  lua_pop(L, 1);
+
+  /* register the links methods to lua */
+  luaL_openlib(L, AS_MODULE_NAME, AS_methods, 0);
+  luaL_newmetatable(L, AS_MODULE_NAME);
+  lua_pop(L, 1);
+
+  /* register the links methods to lua */
+  luaL_openlib(L, LINK_MODULE_NAME, Link_methods, 0);
+  luaL_newmetatable(L, LINK_MODULE_NAME);
+  lua_pop(L, 1);
+
+  /*register the routes methods to lua */
+  luaL_openlib(L, ROUTE_MODULE_NAME, Route_methods, 0);
+  luaL_newmetatable(L, ROUTE_MODULE_NAME);
+  lua_pop(L, 1);
+
+  /*register the Tracing functions to lua */
+  luaL_openlib(L, TRACE_MODULE_NAME, Trace_methods, 0);
+  luaL_newmetatable(L, TRACE_MODULE_NAME);
+  lua_pop(L, 1);
 
   /* Keep the context mechanism informed of our lua world today */
   simgrid_lua_state = L;