diff options
author | Samuel Thibault <samy@hurd.youpi.perso.aquilenet.fr> | 2012-05-20 13:37:08 +0000 |
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committer | Samuel Thibault <samy@hurd.youpi.perso.aquilenet.fr> | 2012-05-20 13:37:08 +0000 |
commit | 756a64304b61a94b9b57ae88c4af5654152f5b8e (patch) | |
tree | c65bf4981fbf56c3d63d58dcd7ad4893d47890db /libpthread/sysdeps/generic/pt-barrier-wait.c | |
parent | d0109384c8d7ae06f50dcf0804aa7d30356dbde0 (diff) |
Remove libpthread, now in eglibc
Diffstat (limited to 'libpthread/sysdeps/generic/pt-barrier-wait.c')
-rw-r--r-- | libpthread/sysdeps/generic/pt-barrier-wait.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/libpthread/sysdeps/generic/pt-barrier-wait.c b/libpthread/sysdeps/generic/pt-barrier-wait.c deleted file mode 100644 index f1de250a..00000000 --- a/libpthread/sysdeps/generic/pt-barrier-wait.c +++ /dev/null @@ -1,61 +0,0 @@ -/* pthread_barrier_wait. Generic version. - Copyright (C) 2002 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 Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <pthread.h> -#include <assert.h> - -#include <pt-internal.h> - -int -pthread_barrier_wait (pthread_barrier_t *barrier) -{ - __pthread_spin_lock (&barrier->lock); - if (-- barrier->pending == 0) - { - barrier->pending = barrier->count; - - if (barrier->count > 1) - { - struct __pthread *wakeup; - - wakeup = barrier->queue; - barrier->queue = NULL; - __pthread_spin_unlock (&barrier->lock); - - /* We can safely walk the list of waiting threads without - holding the lock since it is decoupled from the barrier - variable now. */ - __pthread_dequeuing_iterate (wakeup, wakeup) - __pthread_wakeup (wakeup); - } - - return PTHREAD_BARRIER_SERIAL_THREAD; - } - else - { - struct __pthread *self = _pthread_self (); - - /* Add ourselves to the list of waiters. */ - __pthread_enqueue (&barrier->queue, self); - __pthread_spin_unlock (&barrier->lock); - - __pthread_block (self); - return 0; - } -} |