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-rw-r--r--libc/sysdeps/unix/alarm.c50
1 files changed, 0 insertions, 50 deletions
diff --git a/libc/sysdeps/unix/alarm.c b/libc/sysdeps/unix/alarm.c
deleted file mode 100644
index 730f2c4c7..000000000
--- a/libc/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
- <http://www.gnu.org/licenses/>. */
-
-#include <unistd.h>
-#include <sys/time.h>
-
-/* 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)