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change caps of the constant

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This commit is contained in:
Kai Storbeck 2016-04-20 00:22:47 +02:00
parent 365e688cec
commit dcfbf40dbf
1 changed files with 3 additions and 3 deletions
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6
collector/cpu_freebsd.go
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@ -103,7 +103,7 @@ void freeCPUTimes(double *cpu_times) {
*/
import "C"
const MAXCPUTIMESLEN = C.MAXCPU * C.CPUSTATES
const maxCPUTimesLen = C.MAXCPU * C.CPUSTATES
type statCollector struct {
cpu *prometheus.CounterVec
@ -152,12 +152,12 @@ func (c *statCollector) Update(ch chan<- prometheus.Metric) (err error) {
return errors.New("could not retrieve CPU times")
}
defer C.freeCPUTimes(cpuTimesC)
if cpuTimesLength > MAXCPUTIMESLEN {
if cpuTimesLength > maxCPUTimesLen {
return errors.New("more CPU's than MAXCPU?")
}
// Convert C.double array to Go array (https://github.com/golang/go/wiki/cgo#turning-c-arrays-into-go-slices).
cpuTimes := (*[MAXCPUTIMESLEN]C.double)(unsafe.Pointer(cpuTimesC))[:cpuTimesLength:cpuTimesLength]
cpuTimes := (*[maxCPUTimesLen]C.double)(unsafe.Pointer(cpuTimesC))[:cpuTimesLength:cpuTimesLength]
for cpu := 0; cpu < int(ncpu); cpu++ {
base_idx := C.CPUSTATES * cpu