funmap.c revision 21308
1/* funmap.c -- attach names to functions. */ 2 3/* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc. 4 5 This file is part of the GNU Readline Library, a library for 6 reading lines of text with interactive input and history editing. 7 8 The GNU Readline Library is free software; you can redistribute it 9 and/or modify it under the terms of the GNU General Public License 10 as published by the Free Software Foundation; either version 1, or 11 (at your option) any later version. 12 13 The GNU Readline Library is distributed in the hope that it will be 14 useful, but WITHOUT ANY WARRANTY; without even the implied warranty 15 of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 The GNU General Public License is often shipped with GNU software, and 19 is generally kept in a file called COPYING or LICENSE. If you do not 20 have a copy of the license, write to the Free Software Foundation, 21 675 Mass Ave, Cambridge, MA 02139, USA. */ 22#define READLINE_LIBRARY 23 24#if defined (HAVE_CONFIG_H) 25# include <config.h> 26#endif 27 28extern char *xmalloc (), *xrealloc (); 29 30#if !defined (BUFSIZ) 31#include <stdio.h> 32#endif /* BUFSIZ */ 33 34#if defined (HAVE_STDLIB_H) 35# include <stdlib.h> 36#else 37# include "ansi_stdlib.h" 38#endif /* HAVE_STDLIB_H */ 39 40#include "rlconf.h" 41#include "readline.h" 42 43extern int _rl_qsort_string_compare (); 44 45FUNMAP **funmap; 46static int funmap_size; 47static int funmap_entry; 48 49/* After initializing the function map, this is the index of the first 50 program specific function. */ 51int funmap_program_specific_entry_start; 52 53static FUNMAP default_funmap[] = { 54 { "abort", rl_abort }, 55 { "accept-line", rl_newline }, 56 { "arrow-key-prefix", rl_arrow_keys }, 57 { "backward-char", rl_backward }, 58 { "backward-delete-char", rl_rubout }, 59 { "backward-kill-line", rl_backward_kill_line }, 60 { "backward-kill-word", rl_backward_kill_word }, 61 { "backward-word", rl_backward_word }, 62 { "beginning-of-history", rl_beginning_of_history }, 63 { "beginning-of-line", rl_beg_of_line }, 64 { "call-last-kbd-macro", rl_call_last_kbd_macro }, 65 { "capitalize-word", rl_capitalize_word }, 66 { "character-search", rl_char_search }, 67 { "character-search-backward", rl_backward_char_search }, 68 { "clear-screen", rl_clear_screen }, 69 { "complete", rl_complete }, 70 { "copy-backward-word", rl_copy_backward_word }, 71 { "copy-forward-word", rl_copy_forward_word }, 72 { "copy-region-as-kill", rl_copy_region_to_kill }, 73 { "delete-char", rl_delete }, 74 { "delete-horizontal-space", rl_delete_horizontal_space }, 75 { "digit-argument", rl_digit_argument }, 76 { "do-lowercase-version", rl_do_lowercase_version }, 77 { "downcase-word", rl_downcase_word }, 78 { "dump-functions", rl_dump_functions }, 79 { "dump-variables", rl_dump_variables }, 80 { "emacs-editing-mode", rl_emacs_editing_mode }, 81 { "end-kbd-macro", rl_end_kbd_macro }, 82 { "end-of-history", rl_end_of_history }, 83 { "end-of-line", rl_end_of_line }, 84 { "exchange-point-and-mark", rl_exchange_point_and_mark }, 85 { "forward-char", rl_forward }, 86 { "forward-search-history", rl_forward_search_history }, 87 { "forward-word", rl_forward_word }, 88 { "history-search-backward", rl_history_search_backward }, 89 { "history-search-forward", rl_history_search_forward }, 90 { "insert-comment", rl_insert_comment }, 91 { "insert-completions", rl_insert_completions }, 92 { "kill-whole-line", rl_kill_full_line }, 93 { "kill-line", rl_kill_line }, 94 { "kill-region", rl_kill_region }, 95 { "kill-word", rl_kill_word }, 96 { "next-history", rl_get_next_history }, 97 { "non-incremental-forward-search-history", rl_noninc_forward_search }, 98 { "non-incremental-reverse-search-history", rl_noninc_reverse_search }, 99 { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again }, 100 { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again }, 101 { "possible-completions", rl_possible_completions }, 102 { "previous-history", rl_get_previous_history }, 103 { "quoted-insert", rl_quoted_insert }, 104 { "re-read-init-file", rl_re_read_init_file }, 105 { "redraw-current-line", rl_refresh_line}, 106 { "reverse-search-history", rl_reverse_search_history }, 107 { "revert-line", rl_revert_line }, 108 { "self-insert", rl_insert }, 109 { "set-mark", rl_set_mark }, 110 { "start-kbd-macro", rl_start_kbd_macro }, 111 { "tab-insert", rl_tab_insert }, 112 { "tilde-expand", rl_tilde_expand }, 113 { "transpose-chars", rl_transpose_chars }, 114 { "transpose-words", rl_transpose_words }, 115 { "tty-status", rl_tty_status }, 116 { "undo", rl_undo_command }, 117 { "universal-argument", rl_universal_argument }, 118 { "unix-line-discard", rl_unix_line_discard }, 119 { "unix-word-rubout", rl_unix_word_rubout }, 120 { "upcase-word", rl_upcase_word }, 121 { "yank", rl_yank }, 122 { "yank-last-arg", rl_yank_last_arg }, 123 { "yank-nth-arg", rl_yank_nth_arg }, 124 { "yank-pop", rl_yank_pop }, 125 126#if defined (VI_MODE) 127 { "vi-append-eol", rl_vi_append_eol }, 128 { "vi-append-mode", rl_vi_append_mode }, 129 { "vi-arg-digit", rl_vi_arg_digit }, 130 { "vi-back-to-indent", rl_vi_back_to_indent }, 131 { "vi-bWord", rl_vi_bWord }, 132 { "vi-bracktype", rl_vi_bracktype }, 133 { "vi-bword", rl_vi_bword }, 134 { "vi-change-case", rl_vi_change_case }, 135 { "vi-change-char", rl_vi_change_char }, 136 { "vi-change-to", rl_vi_change_to }, 137 { "vi-char-search", rl_vi_char_search }, 138 { "vi-column", rl_vi_column }, 139 { "vi-complete", rl_vi_complete }, 140 { "vi-delete", rl_vi_delete }, 141 { "vi-delete-to", rl_vi_delete_to }, 142 { "vi-eWord", rl_vi_eWord }, 143 { "vi-editing-mode", rl_vi_editing_mode }, 144 { "vi-end-word", rl_vi_end_word }, 145 { "vi-eof-maybe", rl_vi_eof_maybe }, 146 { "vi-eword", rl_vi_eword }, 147 { "vi-fWord", rl_vi_fWord }, 148 { "vi-fetch-history", rl_vi_fetch_history }, 149 { "vi-first-print", rl_vi_first_print }, 150 { "vi-fword", rl_vi_fword }, 151 { "vi-goto-mark", rl_vi_goto_mark }, 152 { "vi-insert-beg", rl_vi_insert_beg }, 153 { "vi-insertion-mode", rl_vi_insertion_mode }, 154 { "vi-match", rl_vi_match }, 155 { "vi-movement-mode", rl_vi_movement_mode }, 156 { "vi-next-word", rl_vi_next_word }, 157 { "vi-overstrike", rl_vi_overstrike }, 158 { "vi-overstrike-delete", rl_vi_overstrike_delete }, 159 { "vi-prev-word", rl_vi_prev_word }, 160 { "vi-put", rl_vi_put }, 161 { "vi-redo", rl_vi_redo }, 162 { "vi-replace", rl_vi_replace }, 163 { "vi-search", rl_vi_search }, 164 { "vi-search-again", rl_vi_search_again }, 165 { "vi-set-mark", rl_vi_set_mark }, 166 { "vi-subst", rl_vi_subst }, 167 { "vi-tilde-expand", rl_vi_tilde_expand }, 168 { "vi-yank-arg", rl_vi_yank_arg }, 169 { "vi-yank-to", rl_vi_yank_to }, 170#endif /* VI_MODE */ 171 172 {(char *)NULL, (Function *)NULL } 173}; 174 175int 176rl_add_funmap_entry (name, function) 177 char *name; 178 Function *function; 179{ 180 if (funmap_entry + 2 >= funmap_size) 181 { 182 funmap_size += 64; 183 funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *)); 184 } 185 186 funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP)); 187 funmap[funmap_entry]->name = name; 188 funmap[funmap_entry]->function = function; 189 190 funmap[++funmap_entry] = (FUNMAP *)NULL; 191 return funmap_entry; 192} 193 194static int funmap_initialized; 195 196/* Make the funmap contain all of the default entries. */ 197void 198rl_initialize_funmap () 199{ 200 register int i; 201 202 if (funmap_initialized) 203 return; 204 205 for (i = 0; default_funmap[i].name; i++) 206 rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function); 207 208 funmap_initialized = 1; 209 funmap_program_specific_entry_start = i; 210} 211 212/* Produce a NULL terminated array of known function names. The array 213 is sorted. The array itself is allocated, but not the strings inside. 214 You should free () the array when you done, but not the pointrs. */ 215char ** 216rl_funmap_names () 217{ 218 char **result; 219 int result_size, result_index; 220 221 /* Make sure that the function map has been initialized. */ 222 rl_initialize_funmap (); 223 224 for (result_index = result_size = 0, result = (char **)NULL; funmap[result_index]; result_index++) 225 { 226 if (result_index + 2 > result_size) 227 { 228 result_size += 20; 229 result = (char **)xrealloc (result, result_size * sizeof (char *)); 230 } 231 232 result[result_index] = funmap[result_index]->name; 233 result[result_index + 1] = (char *)NULL; 234 } 235 236 qsort (result, result_index, sizeof (char *), _rl_qsort_string_compare); 237 return (result); 238} 239 240/* Things that mean `Control'. */ 241char *possible_control_prefixes[] = { 242 "Control-", "C-", "CTRL-", (char *)NULL 243}; 244 245char *possible_meta_prefixes[] = { 246 "Meta", "M-", (char *)NULL 247}; 248