diff options
Diffstat (limited to 'nptl/lll_timedlock_wait.c')
-rw-r--r-- | nptl/lll_timedlock_wait.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/nptl/lll_timedlock_wait.c b/nptl/lll_timedlock_wait.c deleted file mode 100644 index eabdca70c8..0000000000 --- a/nptl/lll_timedlock_wait.c +++ /dev/null @@ -1,62 +0,0 @@ -/* Timed low level locking for pthread library. Generic futex-using version. - Copyright (C) 2003-2020 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003. - - 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 - <https://www.gnu.org/licenses/>. */ - -#include <atomic.h> -#include <errno.h> -#include <lowlevellock.h> -#include <sys/time.h> -#include <time.h> - - -int -__lll_clocklock_wait (int *futex, int val, clockid_t clockid, - const struct timespec *abstime, int private) -{ - struct timespec ts, *tsp = NULL; - - if (abstime != NULL) - { - /* Reject invalid timeouts. */ - if (! valid_nanoseconds (abstime->tv_nsec)) - return EINVAL; - - /* Get the current time. This can only fail if clockid is not valid. */ - if (__glibc_unlikely (__clock_gettime (clockid, &ts) != 0)) - return EINVAL; - - /* Compute relative timeout. */ - ts.tv_sec = abstime->tv_sec - ts.tv_sec; - ts.tv_nsec = abstime->tv_nsec - ts.tv_nsec; - if (ts.tv_nsec < 0) - { - ts.tv_nsec += 1000000000; - --ts.tv_sec; - } - - if (ts.tv_sec < 0) - return ETIMEDOUT; - - tsp = &ts; - } - - /* If *futex == val, wait until woken or timeout. */ - lll_futex_timed_wait (futex, val, tsp, private); - - return 0; -} |