From 7c6f9d53c1f57bb9b679fcdb39d2b5a9c63e46d3 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Fri, 17 Aug 2012 13:52:32 -0700 Subject: Move some things from sysdeps/unix to sysdeps/posix. --- sysdeps/unix/alarm.c | 50 -------------------------------------------------- 1 file changed, 50 deletions(-) delete mode 100644 sysdeps/unix/alarm.c (limited to 'sysdeps/unix/alarm.c') diff --git a/sysdeps/unix/alarm.c b/sysdeps/unix/alarm.c deleted file mode 100644 index 730f2c4..0000000 --- a/sysdeps/unix/alarm.c +++ /dev/null @@ -1,50 +0,0 @@ -/* Copyright (C) 1991,1992,1994,1997,2002,2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - . */ - -#include -#include - -/* Schedule an alarm. In SECONDS seconds, the process will get a SIGALRM. - If SECONDS is zero, any currently scheduled alarm will be cancelled. - The function returns the number of seconds remaining until the last - alarm scheduled would have signaled, or zero if there wasn't one. - There is no return value to indicate an error, but you can set `errno' - to 0 and check its value after calling `alarm', and this might tell you. - The signal may come late due to processor scheduling. */ -unsigned int -alarm (seconds) - unsigned int seconds; -{ - struct itimerval old, new; - unsigned int retval; - - new.it_interval.tv_usec = 0; - new.it_interval.tv_sec = 0; - new.it_value.tv_usec = 0; - new.it_value.tv_sec = (long int) seconds; - if (__setitimer (ITIMER_REAL, &new, &old) < 0) - return 0; - - retval = old.it_value.tv_sec; - /* Round to the nearest second, but never report zero seconds when - the alarm is still set. */ - if (old.it_value.tv_usec >= 500000 - || (retval == 0 && old.it_value.tv_usec > 0)) - ++retval; - return retval; -} -libc_hidden_def (alarm) -- cgit v1.1