sn-check-bf: Added a brute-force checker.

[sort-networks.git] / src / sn_population.c

diff --git a/src/sn_population.c b/src/sn_population.c
index 1147f06..1e69092 100644 (file)
--- a/src/sn_population.c
+++ b/src/sn_population.c
@@ -1,5 +1,30 @@
-#define _ISOC99_SOURCE
-#define _POSIX_C_SOURCE 200112L
+/**
+ * collectd - src/sn_population.c
+ * Copyright (C) 2008  Florian octo Forster
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; only version 2 of the License is applicable.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ *
+ * Authors:
+ *   Florian octo Forster <octo at verplant.org>
+ **/
+
+#ifndef _ISOC99_SOURCE
+# define _ISOC99_SOURCE
+#endif
+#ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+#endif
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -201,4 +226,26 @@ sn_network_t *sn_population_best (sn_population_t *p)
   return (n_copy);
 } /* sn_network_t *sn_population_best */
 
+int sn_population_best_rating (sn_population_t *p)
+{
+  uint32_t i;
+  int rating = -1;
+
+  pthread_mutex_lock (&p->lock);
+
+  if (p->networks_num <= 0)
+  {
+    pthread_mutex_unlock (&p->lock);
+    return (-1);
+  }
+
+  for (i = 0; i < p->networks_num; i++)
+    if ((p->ratings[i] < rating) || (rating < 0))
+      rating = p->ratings[i];
+
+  pthread_mutex_unlock (&p->lock);
+
+  return (rating);
+} /* int sn_population_best_rating */
+
 /* vim: set shiftwidth=2 softtabstop=2 : */