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-rw-r--r--sysdeps/mach/hurd/getitimer.c101
1 files changed, 0 insertions, 101 deletions
diff --git a/sysdeps/mach/hurd/getitimer.c b/sysdeps/mach/hurd/getitimer.c
deleted file mode 100644
index 23ff376743..0000000000
--- a/sysdeps/mach/hurd/getitimer.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/* Copyright (C) 1994-2017 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 <stddef.h>
-#include <errno.h>
-#include <sys/time.h>
-#include <hurd.h>
-
-/* XXX Temporary cheezoid implementation; see __setitmr.c. */
-
-/* These are defined in __setitmr.c. */
-extern spin_lock_t _hurd_itimer_lock;
-extern struct itimerval _hurd_itimerval;
-extern struct timeval _hurd_itimer_started;
-
-static inline void
-subtract_timeval (struct timeval *from, const struct timeval *subtract)
-{
- from->tv_usec -= subtract->tv_usec;
- from->tv_sec -= subtract->tv_sec;
- while (from->tv_usec < 0)
- {
- --from->tv_sec;
- from->tv_usec += 1000000;
- }
-}
-
-/* Set *VALUE to the current setting of timer WHICH.
- Return 0 on success, -1 on errors. */
-int
-__getitimer (enum __itimer_which which, struct itimerval *value)
-{
- struct itimerval val;
- struct timeval elapsed;
-
- switch (which)
- {
- default:
- return __hurd_fail (EINVAL);
-
- case ITIMER_VIRTUAL:
- case ITIMER_PROF:
- return __hurd_fail (ENOSYS);
-
- case ITIMER_REAL:
- break;
- }
-
- /* Get the time now. */
- if (__gettimeofday (&elapsed, NULL) < 0)
- return -1;
-
- /* Extract the current timer setting; and the time it was set, so we can
- calculate the time elapsed so far. */
- HURD_CRITICAL_BEGIN;
- __spin_lock (&_hurd_itimer_lock);
- val = _hurd_itimerval;
- subtract_timeval (&elapsed, &_hurd_itimer_started);
- __spin_unlock (&_hurd_itimer_lock);
- HURD_CRITICAL_END;
-
- if ((val.it_value.tv_sec | val.it_value.tv_usec) != 0)
- {
- /* There is a pending alarm set. VAL indicates the interval it was
- set for, relative to the time recorded in _hurd_itimer_started.
- Now compensate for the time elapsed since to get the user's
- conception of the current value of the timer (as if the value
- stored decreased every microsecond). */
- if (timercmp (&val.it_value, &elapsed, <))
- {
- /* Hmm. The timer should have just gone off, but has not been
- reset. This is a possible timing glitch. The alarm will signal
- soon, so fabricate a value for how soon. */
- val.it_value.tv_sec = 0;
- val.it_value.tv_usec = 10; /* Random. */
- }
- else
- /* Subtract the time elapsed since the timer was set
- from the current timer value the user sees. */
- subtract_timeval (&val.it_value, &elapsed);
- }
-
- *value = val;
- return 0;
-}
-
-weak_alias (__getitimer, getitimer)