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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 2, 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    59 Temple Place, Suite 330, Boston, MA 02111 USA. */
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 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   { "next-history", rl_get_next_history },
109   { "non-incremental-forward-search-history", rl_noninc_forward_search },
110   { "non-incremental-reverse-search-history", rl_noninc_reverse_search },
111   { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again },
112   { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again },
113   { "overwrite-mode", rl_overwrite_mode },
114 #ifdef __CYGWIN__
115   { "paste-from-clipboard", rl_paste_from_clipboard },
116 #endif
117   { "possible-completions", rl_possible_completions },
118   { "previous-history", rl_get_previous_history },
119   { "quoted-insert", rl_quoted_insert },
120   { "re-read-init-file", rl_re_read_init_file },
121   { "redraw-current-line", rl_refresh_line},
122   { "reverse-search-history", rl_reverse_search_history },
123   { "revert-line", rl_revert_line },
124   { "self-insert", rl_insert },
125   { "set-mark", rl_set_mark },
126   { "start-kbd-macro", rl_start_kbd_macro },
127   { "tab-insert", rl_tab_insert },
128   { "tilde-expand", rl_tilde_expand },
129   { "transpose-chars", rl_transpose_chars },
130   { "transpose-words", rl_transpose_words },
131   { "tty-status", rl_tty_status },
132   { "undo", rl_undo_command },
133   { "universal-argument", rl_universal_argument },
134   { "unix-filename-rubout", rl_unix_filename_rubout },
135   { "unix-line-discard", rl_unix_line_discard },
136   { "unix-word-rubout", rl_unix_word_rubout },
137   { "upcase-word", rl_upcase_word },
138   { "yank", rl_yank },
139   { "yank-last-arg", rl_yank_last_arg },
140   { "yank-nth-arg", rl_yank_nth_arg },
141   { "yank-pop", rl_yank_pop },
142
143 #if defined (VI_MODE)
144   { "vi-append-eol", rl_vi_append_eol },
145   { "vi-append-mode", rl_vi_append_mode },
146   { "vi-arg-digit", rl_vi_arg_digit },
147   { "vi-back-to-indent", rl_vi_back_to_indent },
148   { "vi-bWord", rl_vi_bWord },
149   { "vi-bword", rl_vi_bword },
150   { "vi-change-case", rl_vi_change_case },
151   { "vi-change-char", rl_vi_change_char },
152   { "vi-change-to", rl_vi_change_to },
153   { "vi-char-search", rl_vi_char_search },
154   { "vi-column", rl_vi_column },
155   { "vi-complete", rl_vi_complete },
156   { "vi-delete", rl_vi_delete },
157   { "vi-delete-to", rl_vi_delete_to },
158   { "vi-eWord", rl_vi_eWord },
159   { "vi-editing-mode", rl_vi_editing_mode },
160   { "vi-end-word", rl_vi_end_word },
161   { "vi-eof-maybe", rl_vi_eof_maybe },
162   { "vi-eword", rl_vi_eword },
163   { "vi-fWord", rl_vi_fWord },
164   { "vi-fetch-history", rl_vi_fetch_history },
165   { "vi-first-print", rl_vi_first_print },
166   { "vi-fword", rl_vi_fword },
167   { "vi-goto-mark", rl_vi_goto_mark },
168   { "vi-insert-beg", rl_vi_insert_beg },
169   { "vi-insertion-mode", rl_vi_insertion_mode },
170   { "vi-match", rl_vi_match },
171   { "vi-movement-mode", rl_vi_movement_mode },
172   { "vi-next-word", rl_vi_next_word },
173   { "vi-overstrike", rl_vi_overstrike },
174   { "vi-overstrike-delete", rl_vi_overstrike_delete },
175   { "vi-prev-word", rl_vi_prev_word },
176   { "vi-put", rl_vi_put },
177   { "vi-redo", rl_vi_redo },
178   { "vi-replace", rl_vi_replace },
179   { "vi-rubout", rl_vi_rubout },
180   { "vi-search", rl_vi_search },
181   { "vi-search-again", rl_vi_search_again },
182   { "vi-set-mark", rl_vi_set_mark },
183   { "vi-subst", rl_vi_subst },
184   { "vi-tilde-expand", rl_vi_tilde_expand },
185   { "vi-yank-arg", rl_vi_yank_arg },
186   { "vi-yank-to", rl_vi_yank_to },
187 #endif /* VI_MODE */
188
189  {(char *)NULL, (rl_command_func_t *)NULL }
190 };
191
192 int
193 rl_add_funmap_entry (name, function)
194      const char *name;
195      rl_command_func_t *function;
196 {
197   if (funmap_entry + 2 >= funmap_size)
198     {
199       funmap_size += 64;
200       funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *));
201     }
202   
203   funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP));
204   funmap[funmap_entry]->name = name;
205   funmap[funmap_entry]->function = function;
206
207   funmap[++funmap_entry] = (FUNMAP *)NULL;
208   return funmap_entry;
209 }
210
211 static int funmap_initialized;
212
213 /* Make the funmap contain all of the default entries. */
214 void
215 rl_initialize_funmap ()
216 {
217   register int i;
218
219   if (funmap_initialized)
220     return;
221
222   for (i = 0; default_funmap[i].name; i++)
223     rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function);
224
225   funmap_initialized = 1;
226   funmap_program_specific_entry_start = i;
227 }
228
229 /* Produce a NULL terminated array of known function names.  The array
230    is sorted.  The array itself is allocated, but not the strings inside.
231    You should free () the array when you done, but not the pointrs. */
232 const char **
233 rl_funmap_names ()
234 {
235   const char **result;
236   int result_size, result_index;
237
238   /* Make sure that the function map has been initialized. */
239   rl_initialize_funmap ();
240
241   for (result_index = result_size = 0, result = (const char **)NULL; funmap[result_index]; result_index++)
242     {
243       if (result_index + 2 > result_size)
244         {
245           result_size += 20;
246           result = (const char **)xrealloc (result, result_size * sizeof (char *));
247         }
248
249       result[result_index] = funmap[result_index]->name;
250       result[result_index + 1] = (char *)NULL;
251     }
252
253   qsort (result, result_index, sizeof (char *), (QSFUNC *)_rl_qsort_string_compare);
254   return (result);
255 }