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authorRoland McGrath <roland@hack.frob.com>2012-08-17 13:52:32 -0700
committerRoland McGrath <roland@hack.frob.com>2012-08-17 13:52:32 -0700
commit7c6f9d53c1f57bb9b679fcdb39d2b5a9c63e46d3 (patch)
treea74652f06f7bc02a2bb11ce3dc7adbdfe756fbee /sysdeps/unix/alarm.c
parent3bd9e9931bcb4ae2874a95319a11dff4c604afb6 (diff)
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Move some things from sysdeps/unix to sysdeps/posix.
Diffstat (limited to 'sysdeps/unix/alarm.c')
-rw-r--r--sysdeps/unix/alarm.c50
1 files changed, 0 insertions, 50 deletions
diff --git a/sysdeps/unix/alarm.c b/sysdeps/unix/alarm.c
deleted file mode 100644
index 730f2c4c77..0000000000
--- 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
-   <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)