2013-08-06 23:13:24 +02:00
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/*
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2017-01-03 20:48:59 +01:00
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* Copyright 2003-2017 The Music Player Daemon Project
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2013-08-06 23:13:24 +02:00
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#ifdef USE_SIGNALFD
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#include "SignalFD.hxx"
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2018-08-06 11:53:45 +02:00
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#include "Error.hxx"
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2013-08-06 23:13:24 +02:00
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#include <assert.h>
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#include <sys/signalfd.h>
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void
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SignalFD::Create(const sigset_t &mask)
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{
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2015-03-03 17:03:21 +01:00
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if (!fd.CreateSignalFD(&mask))
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2018-08-06 11:53:45 +02:00
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throw MakeErrno("signalfd() failed");
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2013-08-06 23:13:24 +02:00
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}
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int
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SignalFD::Read()
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{
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2015-03-03 17:03:21 +01:00
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assert(fd.IsDefined());
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2013-08-06 23:13:24 +02:00
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signalfd_siginfo info;
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2015-03-03 17:03:21 +01:00
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return fd.Read(&info, sizeof(info)) > 0
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2013-08-06 23:13:24 +02:00
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? info.ssi_signo
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: -1;
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}
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#endif /* USE_SIGNALFD */
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