From a032a6587011cbdac8c2f7e11f15dc4e592bbb55 Mon Sep 17 00:00:00 2001 From: Austin Foxley Date: Tue, 16 Feb 2010 12:27:18 -0800 Subject: mass sync with glibc nptl Signed-off-by: Austin Foxley --- .../sysv/linux/sparc/pthread_barrier_destroy.c | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c (limited to 'libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c') diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c new file mode 100644 index 000000000..ca96379c9 --- /dev/null +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c @@ -0,0 +1,45 @@ +/* Copyright (C) 2002, 2007 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2002. + + 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include "pthreadP.h" +#include + +int +pthread_barrier_destroy ( + pthread_barrier_t *barrier) +{ + union sparc_pthread_barrier *ibarrier; + int result = EBUSY; + + ibarrier = (union sparc_pthread_barrier *) barrier; + + int private = ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE; + + lll_lock (ibarrier->b.lock, private); + + if (__builtin_expect (ibarrier->b.left == ibarrier->b.init_count, 1)) + /* The barrier is not used anymore. */ + result = 0; + else + /* Still used, return with an error. */ + lll_unlock (ibarrier->b.lock, private); + + return result; +} -- cgit v1.2.3