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[external/binutils.git] / readline / keymaps.h

diff --git a/readline/keymaps.h b/readline/keymaps.h
index 3c577b3..af8d5d9 100644 (file)
--- a/readline/keymaps.h
+++ b/readline/keymaps.h
@@ -1,31 +1,58 @@
 /* keymaps.h -- Manipulation of readline keymaps. */
 
+/* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc.
+
+   This file is part of the GNU Readline Library (Readline), a library
+   for reading lines of text with interactive input and history editing.      
+
+   Readline 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 3 of the License, or
+   (at your option) any later version.
+
+   Readline 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 Readline.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
 #ifndef _KEYMAPS_H_
 #define _KEYMAPS_H_
 
-#include <readline/chardefs.h>
+#ifdef __cplusplus
+extern "C" {
+#endif
 
-#ifndef __FUNCTION_DEF
-typedef int Function ();
-#define __FUNCTION_DEF
+#if defined (READLINE_LIBRARY)
+#  include "rlstdc.h"
+#  include "chardefs.h"
+#  include "rltypedefs.h"
+#else
+#  include <readline/rlstdc.h>
+#  include <readline/chardefs.h>
+#  include <readline/rltypedefs.h>
 #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
+   FUNCTION 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. */
+   TYPE says which kind of thing FUNCTION is. */
 typedef struct _keymap_entry {
   char type;
-  Function *function;
+  rl_command_func_t *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. */
+/* This must be large enough to hold bindings for all of the characters
+   in a desired character set (e.g, 128 for ASCII, 256 for ISO Latin-x,
+   and so on) plus one for subsequence matching. */
+#define KEYMAP_SIZE 257
+#define ANYOTHERKEY KEYMAP_SIZE-1
 
-typedef KEYMAP_ENTRY KEYMAP_ENTRY_ARRAY[128];
+typedef KEYMAP_ENTRY KEYMAP_ENTRY_ARRAY[KEYMAP_SIZE];
 typedef KEYMAP_ENTRY *Keymap;
 
 /* The values that TYPE can have in a keymap entry. */
@@ -38,16 +65,33 @@ 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 ();
+extern Keymap rl_make_bare_keymap PARAMS((void));
 
 /* Return a new keymap which is a copy of MAP. */
-Keymap rl_copy_keymap ();
+extern Keymap rl_copy_keymap PARAMS((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 ();
+extern Keymap rl_make_keymap PARAMS((void));
 
-#endif /* _KEYMAPS_H_ */
+/* Free the storage associated with a keymap. */
+extern void rl_discard_keymap PARAMS((Keymap));
 
+/* These functions actually appear in bind.c */
 
+/* Return the keymap corresponding to a given name.  Names look like
+   `emacs' or `emacs-meta' or `vi-insert'.  */
+extern Keymap rl_get_keymap_by_name PARAMS((const char *));
+
+/* Return the current keymap. */
+extern Keymap rl_get_keymap PARAMS((void));
+
+/* Set the current keymap to MAP. */
+extern void rl_set_keymap PARAMS((Keymap));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _KEYMAPS_H_ */