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478f70780f
It enables and disables cancellation with pthread_setcancelstate before calling the waitpid. It simplifies the waitpid implementation for architectures that do not provide either __NR_waitpid or __NR_wait4. Checked on x86_64-linux-gnu.
54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/* Uncancelable versions of cancelable interfaces. Generic version.
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Copyright (C) 2003-2019 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>, 2003.
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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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#ifndef NOT_CANCEL_H
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# define NOT_CANCEL_H
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include <time.h>
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#include <sys/uio.h>
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/* By default we have none. Map the name to the normal functions. */
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#define __open_nocancel(...) \
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__open (__VA_ARGS__)
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#define __open64_nocancel(...) \
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__open64 (__VA_ARGS__)
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#define __openat_nocancel(...) \
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__openat (__VA_ARGS__)
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#define __openat64_nocancel(...) \
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__openat64 (__VA_ARGS__)
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#define __close_nocancel(fd) \
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__close (fd)
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#define __close_nocancel_nostatus(fd) \
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(void) __close (fd)
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#define __read_nocancel(fd, buf, n) \
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__read (fd, buf, n)
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#define __pread64_nocancel(fd, buf, count, offset) \
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__pread64 (fd, buf, count, offset)
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#define __write_nocancel(fd, buf, n) \
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__write (fd, buf, n)
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#define __writev_nocancel_nostatus(fd, iov, n) \
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(void) __writev (fd, iov, n)
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#define __fcntl64_nocancel(fd, cmd, ...) \
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__fcntl64 (fd, cmd, __VA_ARGS__)
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#endif /* NOT_CANCEL_H */
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