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56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/* pthread_kill. Hurd version.
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Copyright (C) 2002-2024 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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<https://www.gnu.org/licenses/>. */
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#include <pthread.h>
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#include <assert.h>
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#include <signal.h>
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#include <hurd/signal.h>
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#include <pt-internal.h>
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int
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__pthread_kill (pthread_t thread, int sig)
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{
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struct __pthread *pthread;
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struct hurd_signal_detail detail;
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struct hurd_sigstate *ss;
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/* Lookup the thread structure for THREAD. */
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pthread = __pthread_getid (thread);
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if (pthread == NULL)
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return ESRCH;
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if (pthread->kernel_thread == MACH_PORT_DEAD)
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/* The pthread ID is still valid but we cannot send a signal any more. */
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return 0;
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ss = _hurd_thread_sigstate (pthread->kernel_thread);
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assert (ss);
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if (sig == 0)
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return 0;
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detail.exc = 0;
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detail.code = sig;
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detail.error = 0;
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__spin_lock (&ss->lock);
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return _hurd_raise_signal (ss, sig, &detail);
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}
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strong_alias (__pthread_kill, pthread_kill)
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