X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/7d1e64a60320ee4f8ceccaee1903ce5110107098..2365d7b12787079bebea3da822e8ee3e8b3f08db:/src/gras/Virtu/rl_process.c?ds=sidebyside

diff --git a/src/gras/Virtu/rl_process.c b/src/gras/Virtu/rl_process.c
index f407a06e57..e863eb3e7e 100644
--- a/src/gras/Virtu/rl_process.c
+++ b/src/gras/Virtu/rl_process.c
@@ -1,39 +1,83 @@
-/* $Id$ */
-
 /* process_rl - GRAS process handling on real life                          */
 
-/* Copyright (c) 2003, 2004 Martin Quinson. 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 "gras_modinter.h" /* module initialization interface */
+#include "gras_modinter.h"      /* module initialization interface */
 #include "gras/Virtu/virtu_rl.h"
 #include "portable.h"
 
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(gras_virtu_process);
+
 /* globals */
 static gras_procdata_t *_gras_procdata = NULL;
 XBT_EXPORT_NO_IMPORT(char const *) _gras_procname = NULL;
+     static xbt_dict_t _process_properties = NULL;
+     static xbt_dict_t _host_properties = NULL;
 
-void gras_process_init() {
-  _gras_procdata=xbt_new0(gras_procdata_t,1);
+# ifdef __APPLE__
+	/* under darwin, the environment gets added to the process at startup time. So, it's not defined at library link time, forcing us to extra tricks */
+	# include <crt_externs.h>
+	# define environ (*_NSGetEnviron())
+# else
+	#ifdef WIN32
+		 /* the environment, as specified by the opengroup, used to initialize the process properties */
+		 extern char **wenviron;
+	#else
+		 extern char **environ;
+	#endif
+# endif
+
+     void gras_process_init()
+{
+  char **env_iter;
+  _gras_procdata = xbt_new0(gras_procdata_t, 1);
   gras_procdata_init();
+
+  /* initialize the host & process properties */
+  _host_properties = xbt_dict_new();
+  _process_properties = xbt_dict_new();
+  env_iter = environ;
+  while (*env_iter) {
+    char *equal, *buf = xbt_strdup(*env_iter);
+    equal = strchr(buf, '=');
+    if (!equal) {
+      WARN1
+        ("The environment contains an entry without '=' char: %s (ignore it)",
+         *env_iter);
+      continue;
+    }
+    *equal = '\0';
+    xbt_dict_set(_process_properties, buf, xbt_strdup(equal + 1), xbt_free_f);
+    free(buf);
+    env_iter++;
+  }
 }
-void gras_process_exit() {
+
+void gras_process_exit()
+{
   gras_procdata_exit();
   free(_gras_procdata);
+  xbt_dict_free(&_process_properties);
 }
 
-const char *xbt_procname(void) {
-  if(_gras_procname) return _gras_procname;
-  else return "";
+const char *xbt_procname(void)
+{
+  if (_gras_procname)
+    return _gras_procname;
+  else
+    return "";
 }
 
-int gras_os_getpid(void) {
+int gras_os_getpid(void)
+{
 #ifdef _WIN32
-   return (long int) GetCurrentProcessId();
+  return (long int) GetCurrentProcessId();
 #else
-   return (long int) getpid();
+  return (long int) getpid();
 #endif
 }
 
@@ -41,31 +85,40 @@ int gras_os_getpid(void) {
  * Process data
  * **************************************************************************/
 
-gras_procdata_t *gras_procdata_get(void) {
-  xbt_assert0(_gras_procdata,"Run gras_process_init (ie, gras_init)!");
+gras_procdata_t *gras_procdata_get(void)
+{
+  xbt_assert0(_gras_procdata, "Run gras_process_init (ie, gras_init)!");
 
   return _gras_procdata;
 }
 
-void gras_agent_spawn(const char *name, void *data, 
-		      xbt_main_func_t code, int argc, char *argv[], xbt_dict_t properties) {
-   THROW_UNIMPLEMENTED;
+void gras_agent_spawn(const char *name, void *data,
+                      xbt_main_func_t code, int argc, char *argv[],
+                      xbt_dict_t properties)
+{
+  THROW_UNIMPLEMENTED;
 }
 
 /* **************************************************************************
  * Properties
  * **************************************************************************/
 
-const char* gras_process_property_value(char* name) {
-   THROW_UNIMPLEMENTED;
+const char *gras_process_property_value(const char *name)
+{
+  return xbt_dict_get_or_null(_process_properties, name);
 }
-xbt_dict_t gras_process_properties(void) {
-   THROW_UNIMPLEMENTED;
+
+xbt_dict_t gras_process_properties(void)
+{
+  return _process_properties;
 }
 
-const char* gras_os_host_property_value(char* name) {
-   THROW_UNIMPLEMENTED;
+const char *gras_os_host_property_value(const char *name)
+{
+  return xbt_dict_get_or_null(_host_properties, name);
 }
-xbt_dict_t gras_os_host_properties(void) {
-   THROW_UNIMPLEMENTED;
+
+xbt_dict_t gras_os_host_properties(void)
+{
+  return _host_properties;
 }