X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/a182f5974fd99d654a4cfb39ac5989707a4a0bd9..f5fd55f293d7e019e8c23e7ff76e2b3743e40cd6:/src/msg/environment.c

diff --git a/src/msg/environment.c b/src/msg/environment.c
index bc57bc694f..633995ff9e 100644
--- a/src/msg/environment.c
+++ b/src/msg/environment.c
@@ -1,16 +1,19 @@
-/*     $Id$      */
-  
-/* Copyright (c) 2002-2007 Arnaud Legrand.                                  */
-/* Copyright (c) 2007 Bruno Donassolo.                                      */
-/* All rights reserved.                                                     */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. 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 "msg/private.h"
 #include "xbt/sysdep.h"
 #include "xbt/log.h"
-
+#include "xbt/dict.h"
+#ifdef HAVE_LUA
+#include <lua.h>
+#include <lauxlib.h>
+#include <lualib.h>
+#endif
+//#endif
 /** \defgroup msg_easier_life      Platform and Application management
  *  \brief This section describes functions to manage the platform creation
  *  and the application deployment. You should also have a look at 
@@ -32,13 +35,13 @@
  */
 m_host_t MSG_get_host_by_name(const char *name)
 {
-	smx_host_t simix_h = NULL;
+  smx_host_t simix_h = NULL;
+  simix_h = SIMIX_req_host_get_by_name(name);
+
+  if (simix_h == NULL)
+    return NULL;
 
-	simix_h = SIMIX_host_get_by_name(name);
-	if (simix_h == NULL) {
-		return NULL;
-	}
-	else return (m_host_t)simix_h->data;
+  return (m_host_t) SIMIX_req_host_get_data(simix_h);
 }
 
 /** \ingroup msg_easier_life
@@ -49,7 +52,7 @@ m_host_t MSG_get_host_by_name(const char *name)
  * \param file a filename of a xml description of a platform. This file 
  * follows this DTD :
  *
- *     \include surfxml.dtd
+ *     \include simgrid.dtd
  *
  * Here is a small example of such a platform 
  *
@@ -57,19 +60,41 @@ m_host_t MSG_get_host_by_name(const char *name)
  *
  * Have a look in the directory examples/msg/ to have a big example.
  */
-void MSG_create_environment(const char *file) 
+void MSG_create_environment(const char *file)
 {
-  smx_host_t *workstation = NULL;
-	int i;
+  xbt_dict_cursor_t c;
+  smx_host_t h;
+  char *name;
 
-	SIMIX_create_environment(file);
+  SIMIX_create_environment(file);
 
-	/* Initialize MSG hosts */
-	workstation = SIMIX_host_get_table();
-	for (i=0; i< SIMIX_host_get_number();i++) {
-		__MSG_host_create(workstation[i], NULL);
-	}
-	xbt_free(workstation);
+  /* Initialize MSG hosts */
+  xbt_dict_foreach(SIMIX_host_get_dict(), c, name, h) {
+    __MSG_host_create(h, NULL);
+  }
   return;
 }
 
+/**
+ * \brief A platform constructor bypassing the parser.
+ *
+ * load lua script file to set up new platform, including hosts,links
+ * and the routing table
+ */
+
+void MSG_load_platform_script(const char *script_file)
+{
+#ifdef HAVE_LUA
+  lua_State *L = lua_open();
+  luaL_openlibs(L);
+
+  if (luaL_loadfile(L, script_file) || lua_pcall(L, 0, 0, 0)) {
+    printf("error: %s\n", lua_tostring(L, -1));
+    return;
+  }
+#else
+  xbt_die
+      ("Lua is not available!! to call MSG_load_platform_script, lua should be available...");
+#endif
+  return;
+}