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authorAaron Marcher <me@drkhsh.at>2018-04-29 18:35:41 +0200
committerAaron Marcher <me@drkhsh.at>2018-04-29 18:35:41 +0200
commit489c6f87d1d19831a7d43840dd76b111d657750b (patch)
treed5356daeadecdd7ceeb1f61ba8d09e67fd057952
parentb6d2b652d02d993377142b2d310baa96029d7d6c (diff)
temp: Port to OpenBSD
In OpenBSD temperature gets fetched using sysctl now.
-rw-r--r--README1
-rw-r--r--components/temperature.c32
2 files changed, 31 insertions, 2 deletions
diff --git a/README b/README
index 6753c35..14544dc 100644
--- a/README
+++ b/README
@@ -66,4 +66,3 @@ The following functions are not portable at the moment:
- entropy
- swap_{free,perc,total,used}
- battery_{power,state}
-- temp
diff --git a/components/temperature.c b/components/temperature.c
index 4a447e5..a5df012 100644
--- a/components/temperature.c
+++ b/components/temperature.c
@@ -1,9 +1,16 @@
/* See LICENSE file for copyright and license details. */
-#if defined(__linux__)
+#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)
{
@@ -12,4 +19,27 @@ temp(const char *file)
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