#ifndef __HOOK_H__
#define __HOOK_H__ 1
/* 
   elmo - ELectronic Mail Operator

   Copyright (C) 2003 rzyjontko

   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; version 2.

   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.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software Foundation,
   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  

*/
/****************************************************************************
 *    INTERFACE REQUIRED HEADERS
 ****************************************************************************/
/****************************************************************************
 *    INTERFACE DEFINITIONS / ENUMERATIONS / SIMPLE TYPEDEFS
 ****************************************************************************/
/****************************************************************************
 *    INTERFACE CLASS PROTOTYPES / EXTERNAL CLASS REFERENCES
 ****************************************************************************/
/****************************************************************************
 *    INTERFACE STRUCTURES / UTILITY CLASSES
 ****************************************************************************/

typedef struct hook {
  struct hook  *next;
  void        (*action)(void);
} hook_t;

/****************************************************************************
 *    INTERFACE DATA DECLARATIONS
 ****************************************************************************/
/****************************************************************************
 *    INTERFACE FUNCTION PROTOTYPES
 ****************************************************************************/

extern hook_t *hook_create (void (*)(void));
extern void    hook_add (hook_t *hook, void (*action)(void));
extern void    hook_destroy (hook_t *hook);
extern void    hook_execute (hook_t *hook);

/****************************************************************************
 *    INTERFACE OBJECT CLASS DEFINITIONS
 ****************************************************************************/
/****************************************************************************
 *    INTERFACE TRAILING HEADERS
 ****************************************************************************/
/****************************************************************************
 *
 *    END HEADER hook.h
 *
 ****************************************************************************/
#endif