Cory McWilliams
79022e1e1f
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3621 ed5197a5-7fde-0310-b194-c3ffbd925b24
59 lines
2.2 KiB
C
59 lines
2.2 KiB
C
/* Copyright (c) 2013, Sony Mobile Communications AB
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* Copyright (c) 2012, Google Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following disclaimer
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in the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Google Inc. nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* Android versions < 4.1 have a broken pthread_sigmask. */
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#include "uv-common.h"
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#include <errno.h>
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#include <pthread.h>
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#include <signal.h>
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int uv__pthread_sigmask(int how, const sigset_t* set, sigset_t* oset) {
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static int workaround;
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int err;
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if (uv__load_relaxed(&workaround)) {
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return sigprocmask(how, set, oset);
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} else {
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err = pthread_sigmask(how, set, oset);
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if (err) {
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if (err == EINVAL && sigprocmask(how, set, oset) == 0) {
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uv__store_relaxed(&workaround, 1);
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return 0;
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} else {
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return -1;
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}
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}
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}
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return 0;
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}
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