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author | Roland McGrath <roland@hack.frob.com> | 2014-06-20 17:13:47 -0700 |
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committer | Roland McGrath <roland@hack.frob.com> | 2014-06-20 17:13:47 -0700 |
commit | 4b88139b6f22b70048793725a6c3f67bddc7baee (patch) | |
tree | c686a38eb7cb9540d217a077a258713f3bf8304f /sysdeps/sparc/nptl/pthread_barrier_destroy.c | |
parent | 9bc6103d0460686a92105410a306252238d952d8 (diff) | |
download | glibc-4b88139b6f22b70048793725a6c3f67bddc7baee.tar.gz glibc-4b88139b6f22b70048793725a6c3f67bddc7baee.tar.xz glibc-4b88139b6f22b70048793725a6c3f67bddc7baee.zip |
Move remaining SPARC code out of nptl/.
Diffstat (limited to 'sysdeps/sparc/nptl/pthread_barrier_destroy.c')
-rw-r--r-- | sysdeps/sparc/nptl/pthread_barrier_destroy.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/sysdeps/sparc/nptl/pthread_barrier_destroy.c b/sysdeps/sparc/nptl/pthread_barrier_destroy.c new file mode 100644 index 0000000000..2221a27e22 --- /dev/null +++ b/sysdeps/sparc/nptl/pthread_barrier_destroy.c @@ -0,0 +1,44 @@ +/* Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 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, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include "pthreadP.h" +#include <lowlevellock.h> + +int +pthread_barrier_destroy (barrier) + 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 (__glibc_likely (ibarrier->b.left == ibarrier->b.init_count)) + /* The barrier is not used anymore. */ + result = 0; + else + /* Still used, return with an error. */ + lll_unlock (ibarrier->b.lock, private); + + return result; +} |