Merge commit 'octo/st/netapp' into st/netapp

[collectd.git] / src / utils_match.c

diff --git a/src/utils_match.c b/src/utils_match.c
index 9e75e4e..bdbad3f 100644 (file)
--- a/src/utils_match.c
+++ b/src/utils_match.c
@@ -50,7 +50,7 @@ static char *match_substr (const char *str, int begin, int end)
 
   if ((begin < 0) || (end < 0) || (begin >= end))
     return (NULL);
-  if (end > (strlen (str) + 1))
+  if ((size_t) end > (strlen (str) + 1))
   {
     ERROR ("utils_match: match_substr: `end' points after end of string.");
     return (NULL);
@@ -68,7 +68,7 @@ static char *match_substr (const char *str, int begin, int end)
   return (ret);
 } /* char *match_substr */
 
-static int default_callback (const char *str,
+static int default_callback (const char __attribute__((unused)) *str,
     char * const *matches, size_t matches_num, void *user_data)
 {
   cu_match_value_t *data = (cu_match_value_t *) user_data;
@@ -145,6 +145,59 @@ static int default_callback (const char *str,
 
     data->values_num++;
   }
+  else if (data->ds_type & UTILS_MATCH_DS_TYPE_DERIVE)
+  {
+    derive_t value;
+    char *endptr = NULL;
+
+    if (data->ds_type & UTILS_MATCH_CF_DERIVE_INC)
+    {
+      data->value.counter++;
+      data->values_num++;
+      return (0);
+    }
+
+    if (matches_num < 2)
+      return (-1);
+
+    value = strtoll (matches[1], &endptr, 0);
+    if (matches[1] == endptr)
+      return (-1);
+
+    if (data->ds_type & UTILS_MATCH_CF_DERIVE_SET)
+      data->value.derive = value;
+    else if (data->ds_type & UTILS_MATCH_CF_DERIVE_ADD)
+      data->value.derive += value;
+    else
+    {
+      ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
+      return (-1);
+    }
+
+    data->values_num++;
+  }
+  else if (data->ds_type & UTILS_MATCH_DS_TYPE_ABSOLUTE)
+  {
+    absolute_t value;
+    char *endptr = NULL;
+
+    if (matches_num < 2)
+      return (-1);
+
+    value = strtoll (matches[1], &endptr, 0);
+    if (matches[1] == endptr)
+      return (-1);
+
+    if (data->ds_type & UTILS_MATCH_CF_ABSOLUTE_SET)
+      data->value.absolute = value;
+    else
+    {
+      ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
+      return (-1);
+    }
+
+    data->values_num++;
+  }
   else
   {
     ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
@@ -228,7 +281,7 @@ int match_apply (cu_match_t *obj, const char *str)
   regmatch_t re_match[32];
   char *matches[32];
   size_t matches_num;
-  int i;
+  size_t i;
 
   if ((obj == NULL) || (str == NULL))
     return (-1);