New API: set-smp, get-smp

[libguestfs.git] / src / guestfs.c

diff --git a/src/guestfs.c b/src/guestfs.c
index b2cf553..f7ad967 100644 (file)
--- a/src/guestfs.c
+++ b/src/guestfs.c
@@ -144,6 +144,9 @@ guestfs_create (void)
    */
   g->msg_next_serial = 0x00123400;
 
+  /* Default is uniprocessor appliance. */
+  g->smp = 1;
+
   /* Link the handles onto a global list. */
   gl_lock_lock (handles_lock);
   g->next = handles;
@@ -175,6 +178,13 @@ guestfs_close (guestfs_h *g)
     return;
   }
 
+  if (g->trace) {
+    const char trace_msg[] = "close";
+
+    guestfs___call_callbacks_message (g, GUESTFS_EVENT_TRACE,
+                                      trace_msg, strlen (trace_msg));
+  }
+
   debug (g, "closing guestfs handle %p (state %d)", g, g->state);
 
   /* Try to sync if autosync flag is set. */
@@ -216,7 +226,7 @@ guestfs_close (guestfs_h *g)
   remove_tmpdir (g);
 
   if (g->cmdline) {
-    int i;
+    size_t i;
 
     for (i = 0; i < g->cmdline_size; ++i)
       free (g->cmdline[i]);
@@ -426,14 +436,8 @@ guestfs_perrorf (guestfs_h *g, const char *fs, ...)
 
   if (err < 0) return;
 
-#if !defined(_GNU_SOURCE) || defined(__APPLE__)
   char buf[256];
   strerror_r (errnum, buf, sizeof buf);
-#else
-  char _buf[256];
-  char *buf;
-  buf = strerror_r (errnum, _buf, sizeof _buf);
-#endif
 
   msg = safe_realloc (g, msg, strlen (msg) + 2 + strlen (buf) + 1);
   strcat (msg, ": ");
@@ -571,6 +575,12 @@ guestfs_get_error_handler (guestfs_h *g, void **data_rtn)
   return g->error_cb;
 }
 
+void
+guestfs_user_cancel (guestfs_h *g)
+{
+  g->user_cancel = 1;
+}
+
 int
 guestfs__set_verbose (guestfs_h *g, int v)
 {
@@ -794,6 +804,37 @@ guestfs__get_attach_method (guestfs_h *g)
   return ret;
 }
 
+int
+guestfs__set_pgroup (guestfs_h *g, int v)
+{
+  g->pgroup = !!v;
+  return 0;
+}
+
+int
+guestfs__get_pgroup (guestfs_h *g)
+{
+  return g->pgroup;
+}
+
+int
+guestfs__set_smp (guestfs_h *g, int v)
+{
+  if (v >= 1) {
+    g->smp = v;
+    return 0;
+  } else {
+    error (g, "invalid smp parameter: %d", v);
+    return -1;
+  }
+}
+
+int
+guestfs__get_smp (guestfs_h *g)
+{
+  return g->smp;
+}
+
 /* Note the private data area is allocated lazily, since the vast
  * majority of callers will never use it.  This means g->pda is
  * likely to be NULL.