| /* keymaps.c -- Functions and keymaps for the GNU Readline library. */ |
| |
| /* Copyright (C) 1988,1989 Free Software Foundation, Inc. |
| |
| This file is part of GNU 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 2, 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; see the file COPYING. If not, write to the Free |
| Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ |
| #define READLINE_LIBRARY |
| |
| #if defined (HAVE_CONFIG_H) |
| # include <config.h> |
| #endif |
| |
| #if defined (HAVE_STDLIB_H) |
| # include <stdlib.h> |
| #else |
| # include "ansi_stdlib.h" |
| #endif /* HAVE_STDLIB_H */ |
| |
| #include <stdio.h> /* for FILE * definition for readline.h */ |
| |
| #include "readline.h" |
| #include "rlconf.h" |
| |
| #include "emacs_keymap.c" |
| |
| #if defined (VI_MODE) |
| #include "vi_keymap.c" |
| #endif |
| |
| #include "xmalloc.h" |
| |
| /* **************************************************************** */ |
| /* */ |
| /* Functions for manipulating Keymaps. */ |
| /* */ |
| /* **************************************************************** */ |
| |
| |
| /* Return a new, empty keymap. |
| Free it with free() when you are done. */ |
| Keymap |
| rl_make_bare_keymap () |
| { |
| register int i; |
| Keymap keymap = (Keymap)xmalloc (KEYMAP_SIZE * sizeof (KEYMAP_ENTRY)); |
| |
| for (i = 0; i < KEYMAP_SIZE; i++) |
| { |
| keymap[i].type = ISFUNC; |
| keymap[i].function = (rl_command_func_t *)NULL; |
| } |
| |
| #if 0 |
| for (i = 'A'; i < ('Z' + 1); i++) |
| { |
| keymap[i].type = ISFUNC; |
| keymap[i].function = rl_do_lowercase_version; |
| } |
| #endif |
| |
| return (keymap); |
| } |
| |
| /* Return a new keymap which is a copy of MAP. */ |
| Keymap |
| rl_copy_keymap (map) |
| Keymap map; |
| { |
| register int i; |
| Keymap temp; |
| |
| temp = rl_make_bare_keymap (); |
| for (i = 0; i < KEYMAP_SIZE; i++) |
| { |
| temp[i].type = map[i].type; |
| temp[i].function = map[i].function; |
| } |
| return (temp); |
| } |
| |
| /* Return a new keymap with the printing characters bound to rl_insert, |
| the uppercase Meta characters bound to run their lowercase equivalents, |
| and the Meta digits bound to produce numeric arguments. */ |
| Keymap |
| rl_make_keymap () |
| { |
| register int i; |
| Keymap newmap; |
| |
| newmap = rl_make_bare_keymap (); |
| |
| /* All ASCII printing characters are self-inserting. */ |
| for (i = ' '; i < 127; i++) |
| newmap[i].function = rl_insert; |
| |
| newmap[TAB].function = rl_insert; |
| newmap[RUBOUT].function = rl_rubout; /* RUBOUT == 127 */ |
| newmap[CTRL('H')].function = rl_rubout; |
| |
| #if KEYMAP_SIZE > 128 |
| /* Printing characters in ISO Latin-1 and some 8-bit character sets. */ |
| for (i = 128; i < 256; i++) |
| newmap[i].function = rl_insert; |
| #endif /* KEYMAP_SIZE > 128 */ |
| |
| return (newmap); |
| } |
| |
| /* Free the storage associated with MAP. */ |
| void |
| rl_discard_keymap (map) |
| Keymap map; |
| { |
| int i; |
| |
| if (!map) |
| return; |
| |
| for (i = 0; i < KEYMAP_SIZE; i++) |
| { |
| switch (map[i].type) |
| { |
| case ISFUNC: |
| break; |
| |
| case ISKMAP: |
| rl_discard_keymap ((Keymap)map[i].function); |
| break; |
| |
| case ISMACR: |
| free ((char *)map[i].function); |
| break; |
| } |
| } |
| } |