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[platform/upstream/binutils.git] / readline / funmap.c
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 }