lib/hook.h

   1 /** \file lib/hook.h
   2  *  \brief Header: hooks
   3  */
   4
   5 #ifndef MC_HOOK_H
   6 #define MC_HOOK_H
   7
   8 #include "lib/global.h"
   9
  10 /*** typedefs(not structures) and defined constants **********************************************/
  11
  12 /*** enums ***************************************************************************************/
  13
  14 /*** structures declarations (and typedefs of structures)*****************************************/
  15
  16 typedef struct hook_t
  17 {
  18     void (*hook_fn) (void *);
  19     void *hook_data;
  20     struct hook_t *next;
  21 } hook_t;
  22
  23 /*** global variables defined in .c file *********************************************************/
  24
  25 /*** declarations of public functions ************************************************************/
  26
  27 void add_hook (hook_t ** hook_list, void (*hook_fn) (void *), void *data);
  28 void execute_hooks (hook_t * hook_list);
  29 void delete_hook (hook_t ** hook_list, void (*hook_fn) (void *));
  30 gboolean hook_present (hook_t * hook_list, void (*hook_fn) (void *));
  31
  32 /*** inline functions **************************************************/
  33
  34 #endif /* MC_HOOK_H */