- /* See LICENSE file for copyright and license details. */
- #include <stddef.h>
-
- #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__)
- #include <errno.h>
- #include <stdio.h>
- #include <string.h>
- #include <sys/sysctl.h>
- #include <sys/time.h>
- #include <sys/sensors.h>
-
- 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, &size, NULL, 0) < 0) {
- fprintf(stderr, "sysctl 'SENSOR_TEMP': %s\n",
- strerror(errno));
- return NULL;
- }
-
- /* kelvin to celsius */
- return bprintf("%d", (temp.value - 273150000) / 1000000);
- }
- #endif
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