graph_def.c: Implement the "Format" config option.

[collection4.git] / graph_def.c

diff --git a/graph_def.c b/graph_def.c
index 36b6747..b8e0ce4 100644 (file)
--- a/graph_def.c
+++ b/graph_def.c
@@ -3,6 +3,7 @@
 #include <errno.h>
 
 #include "graph_def.h"
+#include "graph.h"
 #include "graph_config.h"
 #include "common.h"
 #include "oconfig.h"
@@ -20,6 +21,9 @@ struct graph_def_s
   char *ds_name;
   char *legend;
   uint32_t color;
+  _Bool stack;
+  _Bool area;
+  char *format;
 
   graph_def_t *next;
 };
@@ -77,10 +81,10 @@ static graph_def_t *def_config_get_obj (graph_config_t *cfg, /* {{{ */
   graph_def_t *def;
   int i;
 
-  ident = gl_graph_get_selector (cfg);
+  ident = graph_get_selector (cfg);
   if (ident == NULL)
   {
-    fprintf (stderr, "def_config_get_obj: gl_graph_get_selector failed");
+    fprintf (stderr, "def_config_get_obj: graph_get_selector failed");
     return (NULL);
   }
 
@@ -132,7 +136,7 @@ graph_def_t *def_create (graph_config_t *cfg, graph_ident_t *ident, /* {{{ */
   if ((cfg == NULL) || (ident == NULL) || (ds_name == NULL))
     return (NULL);
 
-  selector = gl_graph_get_selector (cfg);
+  selector = graph_get_selector (cfg);
   if (selector == NULL)
     return (NULL);
 
@@ -144,6 +148,7 @@ graph_def_t *def_create (graph_config_t *cfg, graph_ident_t *ident, /* {{{ */
   }
   memset (ret, 0, sizeof (*ret));
   ret->legend = NULL;
+  ret->format = NULL;
 
   ret->ds_name = strdup (ds_name);
   if (ret->ds_name == NULL)
@@ -182,6 +187,8 @@ void def_destroy (graph_def_t *def) /* {{{ */
   ident_destroy (def->select);
 
   free (def->ds_name);
+  free (def->legend);
+  free (def->format);
 
   free (def);
 
@@ -206,9 +213,18 @@ int def_config (graph_config_t *cfg, const oconfig_item_t *ci) /* {{{ */
       graph_config_get_string (child, &def->legend);
     else if (strcasecmp ("Color", child->key) == 0)
       def_config_color (child, &def->color);
+    else if (strcasecmp ("Stack", child->key) == 0)
+      graph_config_get_bool (child, &def->stack);
+    else if (strcasecmp ("Area", child->key) == 0)
+      graph_config_get_bool (child, &def->area);
+    else if (strcasecmp ("Format", child->key) == 0)
+      graph_config_get_string (child, &def->format);
+    else
+      fprintf (stderr, "def_config: Ignoring unknown config option \"%s\"",
+          child->key);
   }
 
-  return (gl_graph_add_def (cfg, def));
+  return (graph_add_def (cfg, def));
 } /* }}} int def_config */
 
 int def_append (graph_def_t *head, graph_def_t *def) /* {{{ */
@@ -310,13 +326,19 @@ int def_get_rrdargs (graph_def_t *def, graph_ident_t *ident, /* {{{ */
       index, index);
 
   /* Graph part */
-  array_append_format (args, "LINE1:def_%04i_avg#%06"PRIx32":%s",
+  array_append_format (args, "%s:def_%04i_avg#%06"PRIx32":%s%s",
+      def->area ? "AREA" : "LINE1",
       index, def->color,
-      (def->legend != NULL) ? def->legend : def->ds_name);
-  array_append_format (args, "GPRINT:vdef_%04i_min:%%lg min,", index);
-  array_append_format (args, "GPRINT:vdef_%04i_avg:%%lg avg,", index);
-  array_append_format (args, "GPRINT:vdef_%04i_max:%%lg max,", index);
-  array_append_format (args, "GPRINT:vdef_%04i_lst:%%lg last\\l", index);
+      (def->legend != NULL) ? def->legend : def->ds_name,
+      def->stack ? ":STACK" : "");
+  array_append_format (args, "GPRINT:vdef_%04i_min:%s min,",
+      index, (def->format != NULL) ? def->format : "%lg");
+  array_append_format (args, "GPRINT:vdef_%04i_avg:%s avg,",
+      index, (def->format != NULL) ? def->format : "%lg");
+  array_append_format (args, "GPRINT:vdef_%04i_max:%s max,",
+      index, (def->format != NULL) ? def->format : "%lg");
+  array_append_format (args, "GPRINT:vdef_%04i_lst:%s last\\l",
+      index, (def->format != NULL) ? def->format : "%lg");
 
   free (file);