45 lines
880 B
C
45 lines
880 B
C
/* See LICENSE file for copyright and license details. */
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#if defined(__OpenBSD__)
|
|
#include <sys/sysctl.h>
|
|
#include <sys/time.h>
|
|
#include <sys/sensors.h>
|
|
#endif
|
|
|
|
#include "../util.h"
|
|
|
|
#if defined(__linux__)
|
|
const char *
|
|
temp(const char *file)
|
|
{
|
|
int temp;
|
|
|
|
return (pscanf(file, "%d", &temp) == 1) ?
|
|
bprintf("%d", temp / 1000) : NULL;
|
|
}
|
|
#elif defined(__OpenBSD__)
|
|
const char *
|
|
temp(const char *null)
|
|
{
|
|
int mib[5];
|
|
size_t size;
|
|
struct sensor temp;
|
|
|
|
mib[0] = CTL_HW;
|
|
mib[1] = HW_SENSORS;
|
|
mib[2] = 0; /* cpu0 */
|
|
mib[3] = SENSOR_TEMP;
|
|
mib[4] = 0; /* temp0 */
|
|
|
|
size = sizeof(temp);
|
|
|
|
if (sysctl(mib, 5, &temp, &sz, NULL, 0) == -1) {
|
|
fprintf(stderr, "sysctl 'SENSOR_TEMP': %s\n", strerror(errno));
|
|
return NULL;
|
|
}
|
|
|
|
return bprintf("%d", (temp.value - 273150000) / 1000000); /* kelvin to celsius */
|
|
}
|
|
#endif
|