funmap.c revision 47558
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-char-or-list", rl_delete_or_show_completions }, 75 { "delete-horizontal-space", rl_delete_horizontal_space }, 76 { "digit-argument", rl_digit_argument }, 77 { "do-lowercase-version", rl_do_lowercase_version }, 78 { "downcase-word", rl_downcase_word }, 79 { "dump-functions", rl_dump_functions }, 80 { "dump-macros", rl_dump_macros }, 81 { "dump-variables", rl_dump_variables }, 82 { "emacs-editing-mode", rl_emacs_editing_mode }, 83 { "end-kbd-macro", rl_end_kbd_macro }, 84 { "end-of-history", rl_end_of_history }, 85 { "end-of-line", rl_end_of_line }, 86 { "exchange-point-and-mark", rl_exchange_point_and_mark }, 87 { "forward-backward-delete-char", rl_rubout_or_delete }, 88 { "forward-char", rl_forward }, 89 { "forward-search-history", rl_forward_search_history }, 90 { "forward-word", rl_forward_word }, 91 { "history-search-backward", rl_history_search_backward }, 92 { "history-search-forward", rl_history_search_forward }, 93 { "insert-comment", rl_insert_comment }, 94 { "insert-completions", rl_insert_completions }, 95 { "kill-whole-line", rl_kill_full_line }, 96 { "kill-line", rl_kill_line }, 97 { "kill-region", rl_kill_region }, 98 { "kill-word", rl_kill_word }, 99 { "menu-complete", rl_menu_complete }, 100 { "next-history", rl_get_next_history }, 101 { "non-incremental-forward-search-history", rl_noninc_forward_search }, 102 { "non-incremental-reverse-search-history", rl_noninc_reverse_search }, 103 { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again }, 104 { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again }, 105#ifdef __CYGWIN32__ 106 { "paste-from-clipboard", rl_paste_from_clipboard }, 107#endif 108 { "possible-completions", rl_possible_completions }, 109 { "previous-history", rl_get_previous_history }, 110 { "quoted-insert", rl_quoted_insert }, 111 { "re-read-init-file", rl_re_read_init_file }, 112 { "redraw-current-line", rl_refresh_line}, 113 { "reverse-search-history", rl_reverse_search_history }, 114 { "revert-line", rl_revert_line }, 115 { "self-insert", rl_insert }, 116 { "set-mark", rl_set_mark }, 117 { "start-kbd-macro", rl_start_kbd_macro }, 118 { "tab-insert", rl_tab_insert }, 119 { "tilde-expand", rl_tilde_expand }, 120 { "transpose-chars", rl_transpose_chars }, 121 { "transpose-words", rl_transpose_words }, 122 { "tty-status", rl_tty_status }, 123 { "undo", rl_undo_command }, 124 { "universal-argument", rl_universal_argument }, 125 { "unix-line-discard", rl_unix_line_discard }, 126 { "unix-word-rubout", rl_unix_word_rubout }, 127 { "upcase-word", rl_upcase_word }, 128 { "yank", rl_yank }, 129 { "yank-last-arg", rl_yank_last_arg }, 130 { "yank-nth-arg", rl_yank_nth_arg }, 131 { "yank-pop", rl_yank_pop }, 132 133#if defined (VI_MODE) 134 { "vi-append-eol", rl_vi_append_eol }, 135 { "vi-append-mode", rl_vi_append_mode }, 136 { "vi-arg-digit", rl_vi_arg_digit }, 137 { "vi-back-to-indent", rl_vi_back_to_indent }, 138 { "vi-bWord", rl_vi_bWord }, 139 { "vi-bracktype", rl_vi_bracktype }, 140 { "vi-bword", rl_vi_bword }, 141 { "vi-change-case", rl_vi_change_case }, 142 { "vi-change-char", rl_vi_change_char }, 143 { "vi-change-to", rl_vi_change_to }, 144 { "vi-char-search", rl_vi_char_search }, 145 { "vi-column", rl_vi_column }, 146 { "vi-complete", rl_vi_complete }, 147 { "vi-delete", rl_vi_delete }, 148 { "vi-delete-to", rl_vi_delete_to }, 149 { "vi-eWord", rl_vi_eWord }, 150 { "vi-editing-mode", rl_vi_editing_mode }, 151 { "vi-end-word", rl_vi_end_word }, 152 { "vi-eof-maybe", rl_vi_eof_maybe }, 153 { "vi-eword", rl_vi_eword }, 154 { "vi-fWord", rl_vi_fWord }, 155 { "vi-fetch-history", rl_vi_fetch_history }, 156 { "vi-first-print", rl_vi_first_print }, 157 { "vi-fword", rl_vi_fword }, 158 { "vi-goto-mark", rl_vi_goto_mark }, 159 { "vi-insert-beg", rl_vi_insert_beg }, 160 { "vi-insertion-mode", rl_vi_insertion_mode }, 161 { "vi-match", rl_vi_match }, 162 { "vi-movement-mode", rl_vi_movement_mode }, 163 { "vi-next-word", rl_vi_next_word }, 164 { "vi-overstrike", rl_vi_overstrike }, 165 { "vi-overstrike-delete", rl_vi_overstrike_delete }, 166 { "vi-prev-word", rl_vi_prev_word }, 167 { "vi-put", rl_vi_put }, 168 { "vi-redo", rl_vi_redo }, 169 { "vi-replace", rl_vi_replace }, 170 { "vi-search", rl_vi_search }, 171 { "vi-search-again", rl_vi_search_again }, 172 { "vi-set-mark", rl_vi_set_mark }, 173 { "vi-subst", rl_vi_subst }, 174 { "vi-tilde-expand", rl_vi_tilde_expand }, 175 { "vi-yank-arg", rl_vi_yank_arg }, 176 { "vi-yank-to", rl_vi_yank_to }, 177#endif /* VI_MODE */ 178 179 {(char *)NULL, (Function *)NULL } 180}; 181 182int 183rl_add_funmap_entry (name, function) 184 char *name; 185 Function *function; 186{ 187 if (funmap_entry + 2 >= funmap_size) 188 { 189 funmap_size += 64; 190 funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *)); 191 } 192 193 funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP)); 194 funmap[funmap_entry]->name = name; 195 funmap[funmap_entry]->function = function; 196 197 funmap[++funmap_entry] = (FUNMAP *)NULL; 198 return funmap_entry; 199} 200 201static int funmap_initialized; 202 203/* Make the funmap contain all of the default entries. */ 204void 205rl_initialize_funmap () 206{ 207 register int i; 208 209 if (funmap_initialized) 210 return; 211 212 for (i = 0; default_funmap[i].name; i++) 213 rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function); 214 215 funmap_initialized = 1; 216 funmap_program_specific_entry_start = i; 217} 218 219/* Produce a NULL terminated array of known function names. The array 220 is sorted. The array itself is allocated, but not the strings inside. 221 You should free () the array when you done, but not the pointrs. */ 222char ** 223rl_funmap_names () 224{ 225 char **result; 226 int result_size, result_index; 227 228 /* Make sure that the function map has been initialized. */ 229 rl_initialize_funmap (); 230 231 for (result_index = result_size = 0, result = (char **)NULL; funmap[result_index]; result_index++) 232 { 233 if (result_index + 2 > result_size) 234 { 235 result_size += 20; 236 result = (char **)xrealloc (result, result_size * sizeof (char *)); 237 } 238 239 result[result_index] = funmap[result_index]->name; 240 result[result_index + 1] = (char *)NULL; 241 } 242 243 qsort (result, result_index, sizeof (char *), _rl_qsort_string_compare); 244 return (result); 245} 246 247/* Things that mean `Control'. */ 248char *possible_control_prefixes[] = { 249 "Control-", "C-", "CTRL-", (char *)NULL 250}; 251 252char *possible_meta_prefixes[] = { 253 "Meta", "M-", (char *)NULL 254}; 255