diff options
Diffstat (limited to 'components/OpenBSD/cpu.c')
-rw-r--r-- | components/OpenBSD/cpu.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/components/OpenBSD/cpu.c b/components/OpenBSD/cpu.c new file mode 100644 index 0000000..11f1812 --- /dev/null +++ b/components/OpenBSD/cpu.c @@ -0,0 +1,26 @@ +/* See LICENSE file for copyright and license details. */ +#include <errno.h> +#include <stdio.h> +#include <string.h> +#include <sys/sysctl.h> + +#include "../../util.h" + +const char * +cpu_freq(void) +{ + int freq, mib[2]; + size_t size; + + mib[0] = CTL_HW; + mib[1] = HW_CPUSPEED; + + size = sizeof(freq); + + if (sysctl(mib, 2, &freq, &size, NULL, 0) == -1) { + fprintf(stderr, "sysctl 'HW_CPUSPEED': %s\n", strerror(errno)); + return NULL; + } + + return bprintf("%d", freq); +} |