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39 lines
1.6 KiB
C
39 lines
1.6 KiB
C
/* Call to terminate the current thread. Linux version.
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Copyright (C) 2014-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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/* This causes the current thread to exit, without affecting other
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threads in the process if there are any. If there are no other
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threads left, then this has the effect of _exit (0). */
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static inline void __attribute__ ((noreturn, always_inline, unused))
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__exit_thread (void)
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{
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/* Doing this in a loop is mostly just to satisfy the compiler that the
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function really qualifies as noreturn. It also means that in some
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pathological situation where the system call does not get made or does
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not work, the thread will simply spin rather than running off the end
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of the caller and doing unexpectedly strange things. */
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while (1)
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{
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INTERNAL_SYSCALL_DECL (err);
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INTERNAL_SYSCALL (exit, err, 1, 0);
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}
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}
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