diff options
| -rw-r--r-- | src/unistd/alarm.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/unistd/alarm.c b/src/unistd/alarm.c index 244af1c0..2e3263ac 100644 --- a/src/unistd/alarm.c +++ b/src/unistd/alarm.c @@ -1,7 +1,10 @@ #include <unistd.h> +#include <sys/time.h> #include "syscall.h" unsigned alarm(unsigned seconds) { - return syscall(SYS_alarm, seconds); + struct itimerval it = { .it_value.tv_sec = seconds }; + __syscall(SYS_setitimer, ITIMER_REAL, &it, &it); + return it.it_value.tv_sec + !!it.it_value.tv_usec; } |