[PATCH] sensord: Define min value for loadavg in rrd file

[aurelien at aurel32.net (Aurelien Jarno)]

The patch below changes sensord so that it sets the minimum value of
the loadavg field to 0 in the rrd file, as this value can't be 
negative.

Index: prog/sensord/sensord.h
===================================================================
--- prog/sensord/sensord.h	(r?vision 5132)
+++ prog/sensord/sensord.h	(copie de travail)
@@ -79,6 +79,7 @@
   DataType_voltage = 0,
   DataType_rpm,
   DataType_temperature,
+  DataType_loadavg,
   DataType_other = -1
 } DataType;
 
Index: prog/sensord/rrd.c
===================================================================
--- prog/sensord/rrd.c	(r?vision 5132)
+++ prog/sensord/rrd.c	(copie de travail)
@@ -202,6 +202,10 @@
         min = "0";
         max = "250";
         break;
+      case DataType_loadavg:
+        min = "0";
+        max = "U";
+        break;
       default:
         min = max = "U";
         break;
@@ -217,8 +221,11 @@
   int ret = 0;
   struct ds data = { 0, argv};
   ret = applyToFeatures (rrdGetSensors_DS, &data);
-  if (!ret && doLoad)
-    ret = rrdGetSensors_DS (&data, LOADAVG, LOAD_AVERAGE, NULL);
+  if (!ret && doLoad) {
+    FeatureDescriptor feature;
+    feature.type = DataType_loadavg;
+    ret = rrdGetSensors_DS (&data, LOADAVG, LOAD_AVERAGE, &feature);
+  }
   return ret ? -1 : data.num;
 }
 

-- 
  .''`.  Aurelien Jarno	            | GPG: 1024D/F1BCDB73
 : :' :  Debian developer           | Electrical Engineer
 `. `'   aurel32 at debian.org         | aurelien at aurel32.net
   `-    people.debian.org/~aurel32 | www.aurel32.net