63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/*------------------------------------------------------------------------
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* Copyright 2007-2009 (c) Jeff Brown <spadix@users.sourceforge.net>
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*
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* This file is part of the ZBar Bar Code Reader.
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*
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* The ZBar Bar Code Reader is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* The ZBar Bar Code Reader is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser Public License for more details.
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*
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* You should have received a copy of the GNU Lesser Public License
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* along with the ZBar Bar Code Reader; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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* http://sourceforge.net/projects/zbar
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*------------------------------------------------------------------------*/
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#ifndef _ZBAR_EVENT_H_
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#define _ZBAR_EVENT_H_
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#include <zbar_config.h>
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#include "mutex.h"
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#include "timer.h"
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/* platform synchronization "event" abstraction
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*/
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#if defined(_WIN32)
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# include <windows.h>
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typedef HANDLE zbar_event_t;
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#else
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# ifdef HAVE_LIBPTHREAD
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# include <pthread.h>
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# endif
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typedef struct zbar_event_s {
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int state;
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# ifdef HAVE_LIBPTHREAD
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pthread_cond_t cond;
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# endif
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int pollfd;
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} zbar_event_t;
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#endif
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extern int _zbar_event_init(zbar_event_t*);
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extern void _zbar_event_destroy(zbar_event_t*);
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extern void _zbar_event_trigger(zbar_event_t*);
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extern int _zbar_event_wait(zbar_event_t*, zbar_mutex_t*, zbar_timer_t*);
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#endif
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