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43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
/* Copyright (C) 1997-2024 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 <errno.h>
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#include <signal.h>
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#include <string.h>
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#include <unistd.h>
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#include <sysdep.h>
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/* Return any pending signal or wait for one for the given time. */
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int
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__sigqueue (pid_t pid, int sig, const union sigval val)
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{
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siginfo_t info;
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/* First, clear the siginfo_t structure, so that we don't pass our
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stack content to other tasks. */
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memset (&info, 0, sizeof (siginfo_t));
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/* We must pass the information about the data in a siginfo_t value. */
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info.si_signo = sig;
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info.si_code = SI_QUEUE;
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info.si_pid = __getpid ();
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info.si_uid = __getuid ();
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info.si_value = val;
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return INLINE_SYSCALL_CALL (rt_sigqueueinfo, pid, sig, &info);
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}
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weak_alias (__sigqueue, sigqueue)
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