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Diffstat (limited to 'readline/keymaps.h')
-rw-r--r-- | readline/keymaps.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/readline/keymaps.h b/readline/keymaps.h new file mode 100644 index 0000000..3c577b3 --- /dev/null +++ b/readline/keymaps.h @@ -0,0 +1,53 @@ +/* keymaps.h -- Manipulation of readline keymaps. */ + +#ifndef _KEYMAPS_H_ +#define _KEYMAPS_H_ + +#include <readline/chardefs.h> + +#ifndef __FUNCTION_DEF +typedef int Function (); +#define __FUNCTION_DEF +#endif + +/* A keymap contains one entry for each key in the ASCII set. + Each entry consists of a type and a pointer. + POINTER is the address of a function to run, or the + address of a keymap to indirect through. + TYPE says which kind of thing POINTER is. */ +typedef struct _keymap_entry { + char type; + Function *function; +} KEYMAP_ENTRY; + +/* I wanted to make the above structure contain a union of: + union { Function *function; struct _keymap_entry *keymap; } value; + but this made it impossible for me to create a static array. + Maybe I need C lessons. */ + +typedef KEYMAP_ENTRY KEYMAP_ENTRY_ARRAY[128]; +typedef KEYMAP_ENTRY *Keymap; + +/* The values that TYPE can have in a keymap entry. */ +#define ISFUNC 0 +#define ISKMAP 1 +#define ISMACR 2 + +extern KEYMAP_ENTRY_ARRAY emacs_standard_keymap, emacs_meta_keymap, emacs_ctlx_keymap; +extern KEYMAP_ENTRY_ARRAY vi_insertion_keymap, vi_movement_keymap; + +/* Return a new, empty keymap. + Free it with free() when you are done. */ +Keymap rl_make_bare_keymap (); + +/* Return a new keymap which is a copy of MAP. */ +Keymap rl_copy_keymap (); + +/* Return a new keymap with the printing characters bound to rl_insert, + the lowercase Meta characters bound to run their equivalents, and + the Meta digits bound to produce numeric arguments. */ +Keymap rl_make_keymap (); + +#endif /* _KEYMAPS_H_ */ + + |