source: azure_iot_hub/trunk/musl-1.1.18/src/unistd/alarm.c@ 388

Last change on this file since 388 was 388, checked in by coas-nagasima, 5 years ago

Azure IoT Hub Device C SDK を使ったサンプルの追加
  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
  • Property svn:mime-type set to text/x-csrc
File size: 258 bytes
Line 
1#include <unistd.h>
2#include <sys/time.h>
3#include "syscall.h"
4
5unsigned alarm(unsigned seconds)
6{
7 struct itimerval it = { .it_value.tv_sec = seconds };
8 __syscall(SYS_setitimer, ITIMER_REAL, &it, &it);
9 return it.it_value.tv_sec + !!it.it_value.tv_usec;
10}
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