Make sure the navbar tricks we use in the post-processor don't land in the short...

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

diff --git a/src/msg/host.c b/src/msg/host.c
index 8e2fd41cdfc9857905ebee466c1d742be03d1ad0..ecc5b47adf5050df71ff89c3065995e9a2af635e 100644 (file)
--- a/src/msg/host.c
+++ b/src/msg/host.c
@@ -11,6 +11,10 @@
 
 /** \defgroup m_host_management Management functions of Hosts
  *  \brief This section describes the host structure of MSG
+ */
+
+/** \addtogroup m_host_management
+ *     \htmlonly <!-- DOXYGEN_NAVBAR_LABEL="Hosts" --> \endhtmlonly
  * (#m_host_t) and the functions for managing it.
  *  
  *  A <em>location</em> (or <em>host</em>) is any possible place where
@@ -45,7 +49,7 @@ m_host_t __MSG_host_create(const char *name,
   simdata->process_list = xbt_fifo_new();
   /* Update global variables */
 
-  xbt_fifo_push(msg_global->host, host);
+  xbt_fifo_unshift(msg_global->host, host);
 
   PAJE_HOST_NEW(host);
 
@@ -175,7 +179,7 @@ int MSG_get_host_msgload(m_host_t h)
 }
 
 /** \ingroup m_host_management
- * \brief Return the speed of the processor (in Mflop/s), regardless of 
+ * \brief Return the speed of the processor (in flop/s), regardless of 
     the current load on the machine.
  */
 double MSG_get_host_speed(m_host_t h)
@@ -185,3 +189,22 @@ double MSG_get_host_speed(m_host_t h)
   return(surf_workstation_resource->
         extension_public->get_speed(h->simdata->host,1.0));
 }
+
+/** \ingroup msg_gos_functions
+ * \brief Determine if a host is available.
+ *
+ * \param h host to test
+ */
+int MSG_host_is_avail (m_host_t h)
+{
+  e_surf_cpu_state_t cpustate;
+  xbt_assert0((h!= NULL), "Invalid parameters");
+
+  cpustate =
+    surf_workstation_resource->extension_public->get_state(h->simdata->host);
+
+  xbt_assert0((cpustate == SURF_CPU_ON || cpustate == SURF_CPU_OFF),
+             "Invalid cpu state");
+
+  return (cpustate==SURF_CPU_ON);
+}