ADD file via upload

sleep.c

@@ -0,0 +1,9 @@
+int sys_sleep(unsigned int count)
+{
+	int a = jiffies;
+	sys_signal(SIGALRM, SIG_IGN);
+	sys_alarm(count);
+	sys_pause();
+	if ((jiffies - a) / 100 == count)return 0;
+	else return -1;
+}