funmap.c revision 26497
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-macros", rl_dump_macros }, 80 { "dump-variables", rl_dump_variables }, 81 { "emacs-editing-mode", rl_emacs_editing_mode }, 82 { "end-kbd-macro", rl_end_kbd_macro }, 83 { "end-of-history", rl_end_of_history }, 84 { "end-of-line", rl_end_of_line }, 85 { "exchange-point-and-mark", rl_exchange_point_and_mark }, 86 { "forward-char", rl_forward }, 87 { "forward-search-history", rl_forward_search_history }, 88 { "forward-word", rl_forward_word }, 89 { "history-search-backward", rl_history_search_backward }, 90 { "history-search-forward", rl_history_search_forward }, 91 { "insert-comment", rl_insert_comment }, 92 { "insert-completions", rl_insert_completions }, 93 { "kill-whole-line", rl_kill_full_line }, 94 { "kill-line", rl_kill_line }, 95 { "kill-region", rl_kill_region }, 96 { "kill-word", rl_kill_word }, 97 { "next-history", rl_get_next_history }, 98 { "non-incremental-forward-search-history", rl_noninc_forward_search }, 99 { "non-incremental-reverse-search-history", rl_noninc_reverse_search }, 100 { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again }, 101 { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again }, 102 { "possible-completions", rl_possible_completions }, 103 { "previous-history", rl_get_previous_history }, 104 { "quoted-insert", rl_quoted_insert }, 105 { "re-read-init-file", rl_re_read_init_file }, 106 { "redraw-current-line", rl_refresh_line}, 107 { "reverse-search-history", rl_reverse_search_history }, 108 { "revert-line", rl_revert_line }, 109 { "self-insert", rl_insert }, 110 { "set-mark", rl_set_mark }, 111 { "start-kbd-macro", rl_start_kbd_macro }, 112 { "tab-insert", rl_tab_insert }, 113 { "tilde-expand", rl_tilde_expand }, 114 { "transpose-chars", rl_transpose_chars }, 115 { "transpose-words", rl_transpose_words }, 116 { "tty-status", rl_tty_status }, 117 { "undo", rl_undo_command }, 118 { "universal-argument", rl_universal_argument }, 119 { "unix-line-discard", rl_unix_line_discard }, 120 { "unix-word-rubout", rl_unix_word_rubout }, 121 { "upcase-word", rl_upcase_word }, 122 { "yank", rl_yank }, 123 { "yank-last-arg", rl_yank_last_arg }, 124 { "yank-nth-arg", rl_yank_nth_arg }, 125 { "yank-pop", rl_yank_pop }, 126 127#if defined (VI_MODE) 128 { "vi-append-eol", rl_vi_append_eol }, 129 { "vi-append-mode", rl_vi_append_mode }, 130 { "vi-arg-digit", rl_vi_arg_digit }, 131 { "vi-back-to-indent", rl_vi_back_to_indent }, 132 { "vi-bWord", rl_vi_bWord }, 133 { "vi-bracktype", rl_vi_bracktype }, 134 { "vi-bword", rl_vi_bword }, 135 { "vi-change-case", rl_vi_change_case }, 136 { "vi-change-char", rl_vi_change_char }, 137 { "vi-change-to", rl_vi_change_to }, 138 { "vi-char-search", rl_vi_char_search }, 139 { "vi-column", rl_vi_column }, 140 { "vi-complete", rl_vi_complete }, 141 { "vi-delete", rl_vi_delete }, 142 { "vi-delete-to", rl_vi_delete_to }, 143 { "vi-eWord", rl_vi_eWord }, 144 { "vi-editing-mode", rl_vi_editing_mode }, 145 { "vi-end-word", rl_vi_end_word }, 146 { "vi-eof-maybe", rl_vi_eof_maybe }, 147 { "vi-eword", rl_vi_eword }, 148 { "vi-fWord", rl_vi_fWord }, 149 { "vi-fetch-history", rl_vi_fetch_history }, 150 { "vi-first-print", rl_vi_first_print }, 151 { "vi-fword", rl_vi_fword }, 152 { "vi-goto-mark", rl_vi_goto_mark }, 153 { "vi-insert-beg", rl_vi_insert_beg }, 154 { "vi-insertion-mode", rl_vi_insertion_mode }, 155 { "vi-match", rl_vi_match }, 156 { "vi-movement-mode", rl_vi_movement_mode }, 157 { "vi-next-word", rl_vi_next_word }, 158 { "vi-overstrike", rl_vi_overstrike }, 159 { "vi-overstrike-delete", rl_vi_overstrike_delete }, 160 { "vi-prev-word", rl_vi_prev_word }, 161 { "vi-put", rl_vi_put }, 162 { "vi-redo", rl_vi_redo }, 163 { "vi-replace", rl_vi_replace }, 164 { "vi-search", rl_vi_search }, 165 { "vi-search-again", rl_vi_search_again }, 166 { "vi-set-mark", rl_vi_set_mark }, 167 { "vi-subst", rl_vi_subst }, 168 { "vi-tilde-expand", rl_vi_tilde_expand }, 169 { "vi-yank-arg", rl_vi_yank_arg }, 170 { "vi-yank-to", rl_vi_yank_to }, 171#endif /* VI_MODE */ 172 173 {(char *)NULL, (Function *)NULL } 174}; 175 176int 177rl_add_funmap_entry (name, function) 178 char *name; 179 Function *function; 180{ 181 if (funmap_entry + 2 >= funmap_size) 182 { 183 funmap_size += 64; 184 funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *)); 185 } 186 187 funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP)); 188 funmap[funmap_entry]->name = name; 189 funmap[funmap_entry]->function = function; 190 191 funmap[++funmap_entry] = (FUNMAP *)NULL; 192 return funmap_entry; 193} 194 195static int funmap_initialized; 196 197/* Make the funmap contain all of the default entries. */ 198void 199rl_initialize_funmap () 200{ 201 register int i; 202 203 if (funmap_initialized) 204 return; 205 206 for (i = 0; default_funmap[i].name; i++) 207 rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function); 208 209 funmap_initialized = 1; 210 funmap_program_specific_entry_start = i; 211} 212 213/* Produce a NULL terminated array of known function names. The array 214 is sorted. The array itself is allocated, but not the strings inside. 215 You should free () the array when you done, but not the pointrs. */ 216char ** 217rl_funmap_names () 218{ 219 char **result; 220 int result_size, result_index; 221 222 /* Make sure that the function map has been initialized. */ 223 rl_initialize_funmap (); 224 225 for (result_index = result_size = 0, result = (char **)NULL; funmap[result_index]; result_index++) 226 { 227 if (result_index + 2 > result_size) 228 { 229 result_size += 20; 230 result = (char **)xrealloc (result, result_size * sizeof (char *)); 231 } 232 233 result[result_index] = funmap[result_index]->name; 234 result[result_index + 1] = (char *)NULL; 235 } 236 237 qsort (result, result_index, sizeof (char *), _rl_qsort_string_compare); 238 return (result); 239} 240 241/* Things that mean `Control'. */ 242char *possible_control_prefixes[] = { 243 "Control-", "C-", "CTRL-", (char *)NULL 244}; 245 246char *possible_meta_prefixes[] = { 247 "Meta", "M-", (char *)NULL 248}; 249