[wasi-libc.git] / libc-top-half / musl / src / unistd / alarm.c

#include <unistd.h>
#include <sys/time.h>
#include "syscall.h"

unsigned alarm(unsigned seconds)
{
	struct itimerval it = { .it_value.tv_sec = seconds }, old = { 0 };
	setitimer(ITIMER_REAL, &it, &old);
	return old.it_value.tv_sec + !!old.it_value.tv_usec;
}
Commit	Line	Data
320054e8 DG	1	#include <unistd.h>
	2	#include <sys/time.h>
	3	#include "syscall.h"
	4
	5	unsigned alarm(unsigned seconds)
	6	{
79a9b408 DG	7	struct itimerval it = { .it_value.tv_sec = seconds }, old = { 0 };
	8	setitimer(ITIMER_REAL, &it, &old);
	9	return old.it_value.tv_sec + !!old.it_value.tv_usec;
320054e8	10	}