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49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
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/* Copyright (C) 1994, 1995 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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <hurd.h>
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#include <hurd/signal.h>
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#include <hurd/msg.h>
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#include <setjmp.h>
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/* Handle signal SIGNO in the calling thread.
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If SS is not NULL it is the sigstate for the calling thread;
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SS->lock is held on entry and released before return. */
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void
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_hurd_raise_signal (struct hurd_sigstate *ss,
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int signo, long int sigcode, int sigerror)
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{
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if (ss == NULL)
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{
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ss = _hurd_self_sigstate ();
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__spin_lock (&ss->lock);
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}
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/* Mark SIGNO as pending to be delivered. */
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__sigaddset (&ss->pending, signo);
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ss->pending_data[signo].code = sigcode;
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ss->pending_data[signo].error = sigerror;
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__spin_unlock (&ss->lock);
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/* Send a message to the signal thread so it
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will wake up and check for pending signals. */
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__msg_sig_post (_hurd_msgport, 0, __mach_task_self ());
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}
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