Remove LVM plugin

[collectd.git] / src / aggregation.c

diff --git a/src/aggregation.c b/src/aggregation.c
index 64c641f..2c8ef88 100644 (file)
--- a/src/aggregation.c
+++ b/src/aggregation.c
@@ -26,12 +26,12 @@
 
 #include "collectd.h"
 
-#include "common.h"
-#include "meta_data.h"
 #include "plugin.h"
+#include "utils/common/common.h"
+#include "utils/lookup/vl_lookup.h"
+#include "utils/metadata/meta_data.h"
 #include "utils_cache.h" /* for uc_get_rate() */
 #include "utils_subst.h"
-#include "utils_vl_lookup.h"
 
 #define AGG_MATCHES_ALL(str) (strcmp("/.*/", str) == 0)
 #define AGG_FUNC_PLACEHOLDER "%{aggregation}"
@@ -83,24 +83,24 @@ struct agg_instance_s /* {{{ */
   agg_instance_t *next;
 }; /* }}} */
 
-static lookup_t *lookup = NULL;
+static lookup_t *lookup;
 
 static pthread_mutex_t agg_instance_list_lock = PTHREAD_MUTEX_INITIALIZER;
-static agg_instance_t *agg_instance_list_head = NULL;
+static agg_instance_t *agg_instance_list_head;
 
 static bool agg_is_regex(char const *str) /* {{{ */
 {
   if (str == NULL)
-    return 0;
+    return false;
 
   size_t len = strlen(str);
   if (len < 3)
-    return 0;
+    return false;
 
   if ((str[0] == '/') && (str[len - 1] == '/'))
-    return 1;
+    return true;
   else
-    return 0;
+    return false;
 } /* }}} bool agg_is_regex */
 
 static void agg_destroy(aggregation_t *agg) /* {{{ */
@@ -198,15 +198,17 @@ static int agg_instance_create_name(agg_instance_t *inst, /* {{{ */
       sstrncpy(inst->ident.plugin_instance, AGG_FUNC_PLACEHOLDER,
                sizeof(inst->ident.plugin_instance));
     else if (strcmp("", tmp_plugin) != 0)
-      snprintf(inst->ident.plugin_instance, sizeof(inst->ident.plugin_instance),
-               "%s-%s", tmp_plugin, AGG_FUNC_PLACEHOLDER);
+      ssnprintf(inst->ident.plugin_instance,
+                sizeof(inst->ident.plugin_instance), "%s-%s", tmp_plugin,
+                AGG_FUNC_PLACEHOLDER);
     else if (strcmp("", tmp_plugin_instance) != 0)
-      snprintf(inst->ident.plugin_instance, sizeof(inst->ident.plugin_instance),
-               "%s-%s", tmp_plugin_instance, AGG_FUNC_PLACEHOLDER);
+      ssnprintf(inst->ident.plugin_instance,
+                sizeof(inst->ident.plugin_instance), "%s-%s",
+                tmp_plugin_instance, AGG_FUNC_PLACEHOLDER);
     else
-      snprintf(inst->ident.plugin_instance, sizeof(inst->ident.plugin_instance),
-               "%s-%s-%s", tmp_plugin, tmp_plugin_instance,
-               AGG_FUNC_PLACEHOLDER);
+      ssnprintf(inst->ident.plugin_instance,
+                sizeof(inst->ident.plugin_instance), "%s-%s-%s", tmp_plugin,
+                tmp_plugin_instance, AGG_FUNC_PLACEHOLDER);
   }
 
   /* Type */
@@ -396,10 +398,9 @@ static int agg_instance_read(agg_instance_t *inst, cdtime_t t) /* {{{ */
     READ_FUNC(average, (inst->sum / ((gauge_t)inst->num)));
     READ_FUNC(min, inst->min);
     READ_FUNC(max, inst->max);
-    READ_FUNC(stddev,
-              sqrt((((gauge_t)inst->num) * inst->squares_sum) -
-                   (inst->sum * inst->sum)) /
-                  ((gauge_t)inst->num));
+    READ_FUNC(stddev, sqrt((((gauge_t)inst->num) * inst->squares_sum) -
+                           (inst->sum * inst->sum)) /
+                          ((gauge_t)inst->num));
   }
 
   /* Reset internal state. */
@@ -571,7 +572,7 @@ static int agg_config_aggregation(oconfig_item_t *ci) /* {{{ */
     agg->regex_fields |= LU_GROUP_BY_TYPE_INSTANCE;
 
   /* Sanity checking */
-  bool is_valid = 1;
+  bool is_valid = true;
   if (strcmp("/.*/", agg->ident.type) == 0) /* {{{ */
   {
     ERROR("aggregation plugin: It appears you did not specify the required "
@@ -580,13 +581,13 @@ static int agg_config_aggregation(oconfig_item_t *ci) /* {{{ */
           "Type \"%s\", TypeInstance \"%s\")",
           agg->ident.host, agg->ident.plugin, agg->ident.plugin_instance,
           agg->ident.type, agg->ident.type_instance);
-    is_valid = 0;
+    is_valid = false;
   } else if (strchr(agg->ident.type, '/') != NULL) {
     ERROR("aggregation plugin: The \"Type\" may not contain the '/' "
           "character. Especially, it may not be a regex. The current "
           "value is \"%s\".",
           agg->ident.type);
-    is_valid = 0;
+    is_valid = false;
   } /* }}} */
 
   /* Check that there is at least one regex field without a grouping. {{{ */
@@ -599,7 +600,7 @@ static int agg_config_aggregation(oconfig_item_t *ci) /* {{{ */
           "Type \"%s\", TypeInstance \"%s\")",
           agg->ident.host, agg->ident.plugin, agg->ident.plugin_instance,
           agg->ident.type, agg->ident.type_instance);
-    is_valid = 0;
+    is_valid = false;
   } /* }}} */
 
   /* Check that all grouping fields are regular expressions. {{{ */
@@ -611,7 +612,7 @@ static int agg_config_aggregation(oconfig_item_t *ci) /* {{{ */
           "Type \"%s\", TypeInstance \"%s\")",
           agg->ident.host, agg->ident.plugin, agg->ident.plugin_instance,
           agg->ident.type, agg->ident.type_instance);
-    is_valid = 0;
+    is_valid = false;
   } /* }}} */
 
   if (!agg->calc_num && !agg->calc_sum && !agg->calc_average /* {{{ */
@@ -622,7 +623,7 @@ static int agg_config_aggregation(oconfig_item_t *ci) /* {{{ */
           "Type \"%s\", TypeInstance \"%s\")",
           agg->ident.host, agg->ident.plugin, agg->ident.plugin_instance,
           agg->ident.type, agg->ident.type_instance);
-    is_valid = 0;
+    is_valid = false;
   } /* }}} */
 
   if (!is_valid) { /* {{{ */
@@ -712,7 +713,7 @@ static int agg_read(void) /* {{{ */
 
 static int agg_write(data_set_t const *ds, value_list_t const *vl, /* {{{ */
                      __attribute__((unused)) user_data_t *user_data) {
-  bool created_by_aggregation = 0;
+  bool created_by_aggregation = false;
   /* Ignore values that were created by the aggregation plugin to avoid weird
    * effects. */
   (void)meta_data_get_boolean(vl->meta, "aggregation:created",