signal.h

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/* Libmacro - A multi-platform, extendable macro and hotkey C library
  Copyright (C) 2013 Jonathan Pelletier, New Paradigm Software

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

#ifndef MCR_BASE_SIGNAL_H_
#define MCR_BASE_SIGNAL_H_

#include "mcr/base/instance.h"

#ifdef __cplusplus
extern "C" {
#endif

struct mcr_Signal {
    union {
        struct mcr_ISignal *isignal;
        struct mcr_Instance instance;
        struct mcr_Interface *interface;
    };
    /* Signal specific */
    bool dispatch_flag;
};

MCR_API void mcr_Signal_init(struct mcr_Signal *signalPt);
MCR_API void mcr_Signal_deinit(struct mcr_Signal *signalPt);

MCR_API int mcr_Signal_copy(struct mcr_Signal *dstPt,
                            const struct mcr_Signal *srcPt);
MCR_API int mcr_Signal_compare(const struct mcr_Signal *lhsSignalPt,
                               const struct mcr_Signal *rhsSignalPt);

static MCR_INLINE void *mcr_Signal_data(struct mcr_Signal *signalPt)
{
    return signalPt ? signalPt->instance.data_member.data : NULL;
}

#ifdef __cplusplus
}
#endif

#endif