| 1 | /* funmap.c -- attach names to functions. */ |
| 2 | |
| 3 | /* Copyright (C) 1987-2016 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of the GNU Readline Library (Readline), a library |
| 6 | for reading lines of text with interactive input and history editing. |
| 7 | |
| 8 | Readline is free software: you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation, either version 3 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | Readline is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with Readline. If not, see <http://www.gnu.org/licenses/>. |
| 20 | */ |
| 21 | |
| 22 | #define READLINE_LIBRARY |
| 23 | |
| 24 | #if defined (HAVE_CONFIG_H) |
| 25 | # include <config.h> |
| 26 | #endif |
| 27 | |
| 28 | #if !defined (BUFSIZ) |
| 29 | #include <stdio.h> |
| 30 | #endif /* BUFSIZ */ |
| 31 | |
| 32 | #if defined (HAVE_STDLIB_H) |
| 33 | # include <stdlib.h> |
| 34 | #else |
| 35 | # include "ansi_stdlib.h" |
| 36 | #endif /* HAVE_STDLIB_H */ |
| 37 | |
| 38 | #include "rlconf.h" |
| 39 | #include "readline.h" |
| 40 | |
| 41 | #include "xmalloc.h" |
| 42 | |
| 43 | #ifdef __STDC__ |
| 44 | typedef int QSFUNC (const void *, const void *); |
| 45 | #else |
| 46 | typedef int QSFUNC (); |
| 47 | #endif |
| 48 | |
| 49 | extern int _rl_qsort_string_compare PARAMS((char **, char **)); |
| 50 | |
| 51 | FUNMAP **funmap; |
| 52 | static int funmap_size; |
| 53 | static int funmap_entry; |
| 54 | |
| 55 | /* After initializing the function map, this is the index of the first |
| 56 | program specific function. */ |
| 57 | int funmap_program_specific_entry_start; |
| 58 | |
| 59 | static const FUNMAP default_funmap[] = { |
| 60 | { "abort", rl_abort }, |
| 61 | { "accept-line", rl_newline }, |
| 62 | { "arrow-key-prefix", rl_arrow_keys }, |
| 63 | { "backward-byte", rl_backward_byte }, |
| 64 | { "backward-char", rl_backward_char }, |
| 65 | { "backward-delete-char", rl_rubout }, |
| 66 | { "backward-kill-line", rl_backward_kill_line }, |
| 67 | { "backward-kill-word", rl_backward_kill_word }, |
| 68 | { "backward-word", rl_backward_word }, |
| 69 | { "beginning-of-history", rl_beginning_of_history }, |
| 70 | { "beginning-of-line", rl_beg_of_line }, |
| 71 | { "bracketed-paste-begin", rl_bracketed_paste_begin }, |
| 72 | { "call-last-kbd-macro", rl_call_last_kbd_macro }, |
| 73 | { "capitalize-word", rl_capitalize_word }, |
| 74 | { "character-search", rl_char_search }, |
| 75 | { "character-search-backward", rl_backward_char_search }, |
| 76 | { "clear-screen", rl_clear_screen }, |
| 77 | { "complete", rl_complete }, |
| 78 | { "copy-backward-word", rl_copy_backward_word }, |
| 79 | { "copy-forward-word", rl_copy_forward_word }, |
| 80 | { "copy-region-as-kill", rl_copy_region_to_kill }, |
| 81 | { "delete-char", rl_delete }, |
| 82 | { "delete-char-or-list", rl_delete_or_show_completions }, |
| 83 | { "delete-horizontal-space", rl_delete_horizontal_space }, |
| 84 | { "digit-argument", rl_digit_argument }, |
| 85 | { "do-lowercase-version", rl_do_lowercase_version }, |
| 86 | { "downcase-word", rl_downcase_word }, |
| 87 | { "dump-functions", rl_dump_functions }, |
| 88 | { "dump-macros", rl_dump_macros }, |
| 89 | { "dump-variables", rl_dump_variables }, |
| 90 | { "emacs-editing-mode", rl_emacs_editing_mode }, |
| 91 | { "end-kbd-macro", rl_end_kbd_macro }, |
| 92 | { "end-of-history", rl_end_of_history }, |
| 93 | { "end-of-line", rl_end_of_line }, |
| 94 | { "exchange-point-and-mark", rl_exchange_point_and_mark }, |
| 95 | { "forward-backward-delete-char", rl_rubout_or_delete }, |
| 96 | { "forward-byte", rl_forward_byte }, |
| 97 | { "forward-char", rl_forward_char }, |
| 98 | { "forward-search-history", rl_forward_search_history }, |
| 99 | { "forward-word", rl_forward_word }, |
| 100 | { "history-search-backward", rl_history_search_backward }, |
| 101 | { "history-search-forward", rl_history_search_forward }, |
| 102 | { "history-substring-search-backward", rl_history_substr_search_backward }, |
| 103 | { "history-substring-search-forward", rl_history_substr_search_forward }, |
| 104 | { "insert-comment", rl_insert_comment }, |
| 105 | { "insert-completions", rl_insert_completions }, |
| 106 | { "kill-whole-line", rl_kill_full_line }, |
| 107 | { "kill-line", rl_kill_line }, |
| 108 | { "kill-region", rl_kill_region }, |
| 109 | { "kill-word", rl_kill_word }, |
| 110 | { "menu-complete", rl_menu_complete }, |
| 111 | { "menu-complete-backward", rl_backward_menu_complete }, |
| 112 | { "next-history", rl_get_next_history }, |
| 113 | { "non-incremental-forward-search-history", rl_noninc_forward_search }, |
| 114 | { "non-incremental-reverse-search-history", rl_noninc_reverse_search }, |
| 115 | { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again }, |
| 116 | { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again }, |
| 117 | { "old-menu-complete", rl_old_menu_complete }, |
| 118 | { "overwrite-mode", rl_overwrite_mode }, |
| 119 | #if defined (_WIN32) |
| 120 | { "paste-from-clipboard", rl_paste_from_clipboard }, |
| 121 | #endif |
| 122 | { "possible-completions", rl_possible_completions }, |
| 123 | { "previous-history", rl_get_previous_history }, |
| 124 | { "print-last-kbd-macro", rl_print_last_kbd_macro }, |
| 125 | { "quoted-insert", rl_quoted_insert }, |
| 126 | { "re-read-init-file", rl_re_read_init_file }, |
| 127 | { "redraw-current-line", rl_refresh_line}, |
| 128 | { "reverse-search-history", rl_reverse_search_history }, |
| 129 | { "revert-line", rl_revert_line }, |
| 130 | { "self-insert", rl_insert }, |
| 131 | { "set-mark", rl_set_mark }, |
| 132 | { "skip-csi-sequence", rl_skip_csi_sequence }, |
| 133 | { "start-kbd-macro", rl_start_kbd_macro }, |
| 134 | { "tab-insert", rl_tab_insert }, |
| 135 | { "tilde-expand", rl_tilde_expand }, |
| 136 | { "transpose-chars", rl_transpose_chars }, |
| 137 | { "transpose-words", rl_transpose_words }, |
| 138 | { "tty-status", rl_tty_status }, |
| 139 | { "undo", rl_undo_command }, |
| 140 | { "universal-argument", rl_universal_argument }, |
| 141 | { "unix-filename-rubout", rl_unix_filename_rubout }, |
| 142 | { "unix-line-discard", rl_unix_line_discard }, |
| 143 | { "unix-word-rubout", rl_unix_word_rubout }, |
| 144 | { "upcase-word", rl_upcase_word }, |
| 145 | { "yank", rl_yank }, |
| 146 | { "yank-last-arg", rl_yank_last_arg }, |
| 147 | { "yank-nth-arg", rl_yank_nth_arg }, |
| 148 | { "yank-pop", rl_yank_pop }, |
| 149 | |
| 150 | #if defined (VI_MODE) |
| 151 | { "vi-append-eol", rl_vi_append_eol }, |
| 152 | { "vi-append-mode", rl_vi_append_mode }, |
| 153 | { "vi-arg-digit", rl_vi_arg_digit }, |
| 154 | { "vi-back-to-indent", rl_vi_back_to_indent }, |
| 155 | { "vi-backward-bigword", rl_vi_bWord }, |
| 156 | { "vi-backward-word", rl_vi_bword }, |
| 157 | { "vi-bWord", rl_vi_bWord }, |
| 158 | { "vi-bword", rl_vi_bword }, |
| 159 | { "vi-change-case", rl_vi_change_case }, |
| 160 | { "vi-change-char", rl_vi_change_char }, |
| 161 | { "vi-change-to", rl_vi_change_to }, |
| 162 | { "vi-char-search", rl_vi_char_search }, |
| 163 | { "vi-column", rl_vi_column }, |
| 164 | { "vi-complete", rl_vi_complete }, |
| 165 | { "vi-delete", rl_vi_delete }, |
| 166 | { "vi-delete-to", rl_vi_delete_to }, |
| 167 | { "vi-eWord", rl_vi_eWord }, |
| 168 | { "vi-editing-mode", rl_vi_editing_mode }, |
| 169 | { "vi-end-bigword", rl_vi_eWord }, |
| 170 | { "vi-end-word", rl_vi_end_word }, |
| 171 | { "vi-eof-maybe", rl_vi_eof_maybe }, |
| 172 | { "vi-eword", rl_vi_eword }, |
| 173 | { "vi-fWord", rl_vi_fWord }, |
| 174 | { "vi-fetch-history", rl_vi_fetch_history }, |
| 175 | { "vi-first-print", rl_vi_first_print }, |
| 176 | { "vi-forward-bigword", rl_vi_fWord }, |
| 177 | { "vi-forward-word", rl_vi_fword }, |
| 178 | { "vi-fword", rl_vi_fword }, |
| 179 | { "vi-goto-mark", rl_vi_goto_mark }, |
| 180 | { "vi-insert-beg", rl_vi_insert_beg }, |
| 181 | { "vi-insertion-mode", rl_vi_insert_mode }, |
| 182 | { "vi-match", rl_vi_match }, |
| 183 | { "vi-movement-mode", rl_vi_movement_mode }, |
| 184 | { "vi-next-word", rl_vi_next_word }, |
| 185 | { "vi-overstrike", rl_vi_overstrike }, |
| 186 | { "vi-overstrike-delete", rl_vi_overstrike_delete }, |
| 187 | { "vi-prev-word", rl_vi_prev_word }, |
| 188 | { "vi-put", rl_vi_put }, |
| 189 | { "vi-redo", rl_vi_redo }, |
| 190 | { "vi-replace", rl_vi_replace }, |
| 191 | { "vi-rubout", rl_vi_rubout }, |
| 192 | { "vi-search", rl_vi_search }, |
| 193 | { "vi-search-again", rl_vi_search_again }, |
| 194 | { "vi-set-mark", rl_vi_set_mark }, |
| 195 | { "vi-subst", rl_vi_subst }, |
| 196 | { "vi-tilde-expand", rl_vi_tilde_expand }, |
| 197 | { "vi-unix-word-rubout", rl_vi_unix_word_rubout }, |
| 198 | { "vi-yank-arg", rl_vi_yank_arg }, |
| 199 | { "vi-yank-pop", rl_vi_yank_pop }, |
| 200 | { "vi-yank-to", rl_vi_yank_to }, |
| 201 | #endif /* VI_MODE */ |
| 202 | |
| 203 | {(char *)NULL, (rl_command_func_t *)NULL } |
| 204 | }; |
| 205 | |
| 206 | int |
| 207 | rl_add_funmap_entry (name, function) |
| 208 | const char *name; |
| 209 | rl_command_func_t *function; |
| 210 | { |
| 211 | if (funmap_entry + 2 >= funmap_size) |
| 212 | { |
| 213 | funmap_size += 64; |
| 214 | funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *)); |
| 215 | } |
| 216 | |
| 217 | funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP)); |
| 218 | funmap[funmap_entry]->name = name; |
| 219 | funmap[funmap_entry]->function = function; |
| 220 | |
| 221 | funmap[++funmap_entry] = (FUNMAP *)NULL; |
| 222 | return funmap_entry; |
| 223 | } |
| 224 | |
| 225 | static int funmap_initialized; |
| 226 | |
| 227 | /* Make the funmap contain all of the default entries. */ |
| 228 | void |
| 229 | rl_initialize_funmap () |
| 230 | { |
| 231 | register int i; |
| 232 | |
| 233 | if (funmap_initialized) |
| 234 | return; |
| 235 | |
| 236 | for (i = 0; default_funmap[i].name; i++) |
| 237 | rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function); |
| 238 | |
| 239 | funmap_initialized = 1; |
| 240 | funmap_program_specific_entry_start = i; |
| 241 | } |
| 242 | |
| 243 | /* Produce a NULL terminated array of known function names. The array |
| 244 | is sorted. The array itself is allocated, but not the strings inside. |
| 245 | You should free () the array when you done, but not the pointers. */ |
| 246 | const char ** |
| 247 | rl_funmap_names () |
| 248 | { |
| 249 | const char **result; |
| 250 | int result_size, result_index; |
| 251 | |
| 252 | /* Make sure that the function map has been initialized. */ |
| 253 | rl_initialize_funmap (); |
| 254 | |
| 255 | for (result_index = result_size = 0, result = (const char **)NULL; funmap[result_index]; result_index++) |
| 256 | { |
| 257 | if (result_index + 2 > result_size) |
| 258 | { |
| 259 | result_size += 20; |
| 260 | result = (const char **)xrealloc (result, result_size * sizeof (char *)); |
| 261 | } |
| 262 | |
| 263 | result[result_index] = funmap[result_index]->name; |
| 264 | result[result_index + 1] = (char *)NULL; |
| 265 | } |
| 266 | |
| 267 | qsort (result, result_index, sizeof (char *), (QSFUNC *)_rl_qsort_string_compare); |
| 268 | return (result); |
| 269 | } |