luascript_signal.h

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/*****************************************************************************
 Freeciv - Copyright (C) 2005 - The Freeciv Project
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.
 
   This program 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 General Public License for more details.
*****************************************************************************/
#ifndef FC__LUASCRIPT_SIGNAL_H
#define FC__LUASCRIPT_SIGNAL_H
 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
 
/* utility */
#include "support.h"
 
struct fc_lua;
 
typedef char * signal_deprecator;
 
void luascript_signal_init(struct fc_lua *fcl);
void luascript_signal_free(struct fc_lua *fcl);
 
void luascript_signal_emit_valist(struct fc_lua *fcl,
                                  const char *signal_name, va_list args);
void luascript_signal_emit(struct fc_lua *fcl, const char *signal_name, ...);
signal_deprecator *luascript_signal_create(struct fc_lua *fcl,
                                           const char *signal_name,
                                           int nargs, ...);
void deprecate_signal(signal_deprecator *deprecator, char *signal_name,
                      char *replacement, char *deprecated_since);
void luascript_signal_callback(struct fc_lua *fcl, const char *signal_name,
                               const char *callback_name, bool create);
bool luascript_signal_callback_defined(struct fc_lua *fcl,
                                       const char *signal_name,
                                       const char *callback_name);
 
const char *luascript_signal_by_index(struct fc_lua *fcl, int sindex);
const char *luascript_signal_callback_by_index(struct fc_lua *fcl,
                                               const char *signal_name,
                                               int sindex);
 
#ifdef __cplusplus
}
#endif /* __cplusplus */
 
#endif /* FC__LUASCRIPT_SIGNAL_H */