do not create sensors for disabled providers

[psensor.git] / src / lib / cpu.c

diff --git a/src/lib/cpu.c b/src/lib/cpu.c
index b9065be..975757c 100644 (file)
--- a/src/lib/cpu.c
+++ b/src/lib/cpu.c
@@ -50,21 +50,19 @@ struct psensor *create_cpu_usage_sensor(int measures_len)
        return psensor;
 }
 
-struct psensor * *
-cpu_psensor_list_add(struct psensor **sensors, int measures_len)
+void cpu_psensor_list_append(struct psensor ***sensors, int measures_len)
 {
        struct psensor *s;
 
        s = create_cpu_usage_sensor(measures_len);
 
-       return psensor_list_add(sensors, s);
+       psensor_list_append(sensors, s);
 }
 
 static double get_usage()
 {
        glibtop_cpu cpu;
-       unsigned long int used;
-       unsigned long int dt;
+       unsigned long int used, dt;
        double cpu_rate;
 
        glibtop_get_cpu(&cpu);
@@ -86,7 +84,12 @@ static double get_usage()
 
 void cpu_usage_sensor_update(struct psensor *s)
 {
-       psensor_set_current_value(s, get_usage());
+       double v;
+
+       v = get_usage();
+
+       if (v != UNKNOWN_DBL_VALUE)
+               psensor_set_current_value(s, v);
 }
 
 void cpu_psensor_list_update(struct psensor **sensors)