mirror of git://sourceware.org/git/glibc.git
50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include "pthreadP.h"
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#include <tls.h>
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#include <libc-lock.h>
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void
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__libc_cleanup_push_defer (struct _pthread_cleanup_buffer *buffer)
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{
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struct pthread *self = THREAD_SELF;
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buffer->__prev = THREAD_GETMEM (self, cleanup);
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/* Disable asynchronous cancellation for now. */
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buffer->__canceltype = THREAD_GETMEM (self, canceltype);
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THREAD_SETMEM (self, canceltype, PTHREAD_CANCEL_DEFERRED);
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THREAD_SETMEM (self, cleanup, buffer);
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}
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libc_hidden_def (__libc_cleanup_push_defer)
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void
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__libc_cleanup_pop_restore (struct _pthread_cleanup_buffer *buffer)
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{
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struct pthread *self = THREAD_SELF;
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THREAD_SETMEM (self, cleanup, buffer->__prev);
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THREAD_SETMEM (self, canceltype, buffer->__canceltype);
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if (buffer->__canceltype == PTHREAD_CANCEL_ASYNCHRONOUS)
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__pthread_testcancel ();
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}
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libc_hidden_def (__libc_cleanup_pop_restore)
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