New function: MSG_host_set_property_value()

[simgrid.git] / src / msg / msg_host.c

diff --git a/src/msg/msg_host.c b/src/msg/msg_host.c
index dfa729e..37da29a 100644 (file)
--- a/src/msg/msg_host.c
+++ b/src/msg/msg_host.c
@@ -10,6 +10,8 @@
 #include "xbt/log.h"
 #include "simgrid/simix.h"
 
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(msg);
+
 /** @addtogroup m_host_management
  *     \htmlonly <!-- DOXYGEN_NAVBAR_LABEL="Hosts" --> \endhtmlonly
  * (#m_host_t) and the functions for managing it.
@@ -28,8 +30,10 @@ m_host_t __MSG_host_create(smx_host_t workstation)
 {
   const char *name = SIMIX_host_get_name(workstation);
   m_host_t host = xbt_new0(s_m_host_t, 1);
+  s_msg_vm_t vm; // simply to compute the offset
 
   host->smx_host = workstation;
+  host->vms = xbt_swag_new(xbt_swag_offset(vm,host_vms_hookup));
 
 #ifdef MSG_USE_DEPRECATED
   int i;
@@ -120,7 +124,11 @@ void __MSG_host_destroy(m_host_t host) {
   if (msg_global->max_channel > 0)
     free(host->mailboxes);
 #endif
-
+  if (xbt_swag_size(host->vms) > 0 ) {
+    XBT_VERB("Host %s shut down, but it still hosts %d VMs. They will be leaked.",
+        MSG_host_get_name(host),xbt_swag_size(host->vms));
+  }
+  xbt_swag_free(host->vms);
   free(host);
 }
 
@@ -216,6 +224,19 @@ xbt_dict_t MSG_host_get_properties(m_host_t host)
   return (simcall_host_get_properties(host->smx_host));
 }
 
+/** \ingroup m_host_management
+ * \brief Change the value of a given host property
+ *
+ * \param host a host
+ * \param name a property name
+ * \param value what to change the property to
+ * \param free_ctn the freeing function to use to kill the value on need
+ */
+void MSG_host_set_property_value(m_host_t host, const char *name, char *value,void_f_pvoid_t free_ctn) {
+
+  xbt_dict_set(MSG_host_get_properties(host), name, value,free_ctn);
+}
+
 
 /** \ingroup msg_gos_functions
  * \brief Determine if a host is available.