04620a3cd7
Change-Id: I2bf7f41234d93b226132a4c51705f4186f4961c3 Reported-by: Paresh Nakhe <pnakhe@codeaurora.org>
55 lines
2 KiB
C++
55 lines
2 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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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
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* are 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 copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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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
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <errno.h>
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#include "pthread_accessor.h"
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int pthread_detach(pthread_t t) {
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pthread_accessor thread(t);
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if (thread.get() == NULL) {
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return ESRCH;
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}
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if (thread->attr.flags & PTHREAD_ATTR_FLAG_DETACHED) {
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return EINVAL; // Already detached.
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}
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if (thread->attr.flags & PTHREAD_ATTR_FLAG_JOINED) {
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return 0; // Already being joined; silently do nothing, like glibc.
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}
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if (thread->tid == 0) {
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// Already exited; clean up.
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_pthread_internal_remove_locked(thread.get());
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return 0;
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}
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thread->attr.flags |= PTHREAD_ATTR_FLAG_DETACHED;
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return 0;
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}
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