xref: /dragonfly/contrib/gdb-7/readline/funmap.c (revision 0fe46dc6)
1 /* funmap.c -- attach names to functions. */
2 
3 /* Copyright (C) 1987-2010 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   { "call-last-kbd-macro", rl_call_last_kbd_macro },
72   { "capitalize-word", rl_capitalize_word },
73   { "character-search", rl_char_search },
74   { "character-search-backward", rl_backward_char_search },
75   { "clear-screen", rl_clear_screen },
76   { "complete", rl_complete },
77   { "copy-backward-word", rl_copy_backward_word },
78   { "copy-forward-word", rl_copy_forward_word },
79   { "copy-region-as-kill", rl_copy_region_to_kill },
80   { "delete-char", rl_delete },
81   { "delete-char-or-list", rl_delete_or_show_completions },
82   { "delete-horizontal-space", rl_delete_horizontal_space },
83   { "digit-argument", rl_digit_argument },
84   { "do-lowercase-version", rl_do_lowercase_version },
85   { "downcase-word", rl_downcase_word },
86   { "dump-functions", rl_dump_functions },
87   { "dump-macros", rl_dump_macros },
88   { "dump-variables", rl_dump_variables },
89   { "emacs-editing-mode", rl_emacs_editing_mode },
90   { "end-kbd-macro", rl_end_kbd_macro },
91   { "end-of-history", rl_end_of_history },
92   { "end-of-line", rl_end_of_line },
93   { "exchange-point-and-mark", rl_exchange_point_and_mark },
94   { "forward-backward-delete-char", rl_rubout_or_delete },
95   { "forward-byte", rl_forward_byte },
96   { "forward-char", rl_forward_char },
97   { "forward-search-history", rl_forward_search_history },
98   { "forward-word", rl_forward_word },
99   { "history-search-backward", rl_history_search_backward },
100   { "history-search-forward", rl_history_search_forward },
101   { "insert-comment", rl_insert_comment },
102   { "insert-completions", rl_insert_completions },
103   { "kill-whole-line", rl_kill_full_line },
104   { "kill-line", rl_kill_line },
105   { "kill-region", rl_kill_region },
106   { "kill-word", rl_kill_word },
107   { "menu-complete", rl_menu_complete },
108   { "menu-complete-backward", rl_backward_menu_complete },
109   { "next-history", rl_get_next_history },
110   { "non-incremental-forward-search-history", rl_noninc_forward_search },
111   { "non-incremental-reverse-search-history", rl_noninc_reverse_search },
112   { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again },
113   { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again },
114   { "old-menu-complete", rl_old_menu_complete },
115   { "overwrite-mode", rl_overwrite_mode },
116 #ifdef __CYGWIN__
117   { "paste-from-clipboard", rl_paste_from_clipboard },
118 #endif
119   { "possible-completions", rl_possible_completions },
120   { "previous-history", rl_get_previous_history },
121   { "quoted-insert", rl_quoted_insert },
122   { "re-read-init-file", rl_re_read_init_file },
123   { "redraw-current-line", rl_refresh_line},
124   { "reverse-search-history", rl_reverse_search_history },
125   { "revert-line", rl_revert_line },
126   { "self-insert", rl_insert },
127   { "set-mark", rl_set_mark },
128   { "skip-csi-sequence", rl_skip_csi_sequence },
129   { "start-kbd-macro", rl_start_kbd_macro },
130   { "tab-insert", rl_tab_insert },
131   { "tilde-expand", rl_tilde_expand },
132   { "transpose-chars", rl_transpose_chars },
133   { "transpose-words", rl_transpose_words },
134   { "tty-status", rl_tty_status },
135   { "undo", rl_undo_command },
136   { "universal-argument", rl_universal_argument },
137   { "unix-filename-rubout", rl_unix_filename_rubout },
138   { "unix-line-discard", rl_unix_line_discard },
139   { "unix-word-rubout", rl_unix_word_rubout },
140   { "upcase-word", rl_upcase_word },
141   { "yank", rl_yank },
142   { "yank-last-arg", rl_yank_last_arg },
143   { "yank-nth-arg", rl_yank_nth_arg },
144   { "yank-pop", rl_yank_pop },
145 
146 #if defined (VI_MODE)
147   { "vi-append-eol", rl_vi_append_eol },
148   { "vi-append-mode", rl_vi_append_mode },
149   { "vi-arg-digit", rl_vi_arg_digit },
150   { "vi-back-to-indent", rl_vi_back_to_indent },
151   { "vi-backward-bigword", rl_vi_bWord },
152   { "vi-backward-word", rl_vi_bword },
153   { "vi-bWord", rl_vi_bWord },
154   { "vi-bword", rl_vi_bword },
155   { "vi-change-case", rl_vi_change_case },
156   { "vi-change-char", rl_vi_change_char },
157   { "vi-change-to", rl_vi_change_to },
158   { "vi-char-search", rl_vi_char_search },
159   { "vi-column", rl_vi_column },
160   { "vi-complete", rl_vi_complete },
161   { "vi-delete", rl_vi_delete },
162   { "vi-delete-to", rl_vi_delete_to },
163   { "vi-eWord", rl_vi_eWord },
164   { "vi-editing-mode", rl_vi_editing_mode },
165   { "vi-end-bigword", rl_vi_eWord },
166   { "vi-end-word", rl_vi_end_word },
167   { "vi-eof-maybe", rl_vi_eof_maybe },
168   { "vi-eword", rl_vi_eword },
169   { "vi-fWord", rl_vi_fWord },
170   { "vi-fetch-history", rl_vi_fetch_history },
171   { "vi-first-print", rl_vi_first_print },
172   { "vi-forward-bigword", rl_vi_fWord },
173   { "vi-forward-word", rl_vi_fword },
174   { "vi-fword", rl_vi_fword },
175   { "vi-goto-mark", rl_vi_goto_mark },
176   { "vi-insert-beg", rl_vi_insert_beg },
177   { "vi-insertion-mode", rl_vi_insertion_mode },
178   { "vi-match", rl_vi_match },
179   { "vi-movement-mode", rl_vi_movement_mode },
180   { "vi-next-word", rl_vi_next_word },
181   { "vi-overstrike", rl_vi_overstrike },
182   { "vi-overstrike-delete", rl_vi_overstrike_delete },
183   { "vi-prev-word", rl_vi_prev_word },
184   { "vi-put", rl_vi_put },
185   { "vi-redo", rl_vi_redo },
186   { "vi-replace", rl_vi_replace },
187   { "vi-rubout", rl_vi_rubout },
188   { "vi-search", rl_vi_search },
189   { "vi-search-again", rl_vi_search_again },
190   { "vi-set-mark", rl_vi_set_mark },
191   { "vi-subst", rl_vi_subst },
192   { "vi-tilde-expand", rl_vi_tilde_expand },
193   { "vi-yank-arg", rl_vi_yank_arg },
194   { "vi-yank-to", rl_vi_yank_to },
195 #endif /* VI_MODE */
196 
197  {(char *)NULL, (rl_command_func_t *)NULL }
198 };
199 
200 int
201 rl_add_funmap_entry (name, function)
202      const char *name;
203      rl_command_func_t *function;
204 {
205   if (funmap_entry + 2 >= funmap_size)
206     {
207       funmap_size += 64;
208       funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *));
209     }
210 
211   funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP));
212   funmap[funmap_entry]->name = name;
213   funmap[funmap_entry]->function = function;
214 
215   funmap[++funmap_entry] = (FUNMAP *)NULL;
216   return funmap_entry;
217 }
218 
219 static int funmap_initialized;
220 
221 /* Make the funmap contain all of the default entries. */
222 void
223 rl_initialize_funmap ()
224 {
225   register int i;
226 
227   if (funmap_initialized)
228     return;
229 
230   for (i = 0; default_funmap[i].name; i++)
231     rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function);
232 
233   funmap_initialized = 1;
234   funmap_program_specific_entry_start = i;
235 }
236 
237 /* Produce a NULL terminated array of known function names.  The array
238    is sorted.  The array itself is allocated, but not the strings inside.
239    You should free () the array when you done, but not the pointrs. */
240 const char **
241 rl_funmap_names ()
242 {
243   const char **result;
244   int result_size, result_index;
245 
246   /* Make sure that the function map has been initialized. */
247   rl_initialize_funmap ();
248 
249   for (result_index = result_size = 0, result = (const char **)NULL; funmap[result_index]; result_index++)
250     {
251       if (result_index + 2 > result_size)
252 	{
253 	  result_size += 20;
254 	  result = (const char **)xrealloc (result, result_size * sizeof (char *));
255 	}
256 
257       result[result_index] = funmap[result_index]->name;
258       result[result_index + 1] = (char *)NULL;
259     }
260 
261   qsort (result, result_index, sizeof (char *), (QSFUNC *)_rl_qsort_string_compare);
262   return (result);
263 }
264