Commit | Line | Data |
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d60d9f65 SS |
1 | /* Readline.h -- the names of functions callable from within readline. */ |
2 | ||
4a11f206 | 3 | /* Copyright (C) 1987-2013 Free Software Foundation, Inc. |
d60d9f65 | 4 | |
cc88a640 JK |
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. | |
d60d9f65 | 7 | |
cc88a640 JK |
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 | |
d60d9f65 SS |
11 | (at your option) any later version. |
12 | ||
cc88a640 JK |
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 | |
d60d9f65 SS |
16 | GNU General Public License for more details. |
17 | ||
cc88a640 JK |
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 | */ | |
d60d9f65 SS |
21 | |
22 | #if !defined (_READLINE_H_) | |
23 | #define _READLINE_H_ | |
24 | ||
c862e87b JM |
25 | #ifdef __cplusplus |
26 | extern "C" { | |
27 | #endif | |
28 | ||
d60d9f65 | 29 | #if defined (READLINE_LIBRARY) |
c862e87b | 30 | # include "rlstdc.h" |
9255ee31 | 31 | # include "rltypedefs.h" |
d60d9f65 SS |
32 | # include "keymaps.h" |
33 | # include "tilde.h" | |
34 | #else | |
c862e87b | 35 | # include <readline/rlstdc.h> |
9255ee31 | 36 | # include <readline/rltypedefs.h> |
d60d9f65 SS |
37 | # include <readline/keymaps.h> |
38 | # include <readline/tilde.h> | |
39 | #endif | |
40 | ||
9255ee31 | 41 | /* Hex-encoded Readline version number. */ |
4a11f206 PP |
42 | #define RL_READLINE_VERSION 0x0700 /* Readline 7.0 */ |
43 | #define RL_VERSION_MAJOR 7 | |
44 | #define RL_VERSION_MINOR 0 | |
9255ee31 | 45 | |
d60d9f65 SS |
46 | /* Readline data structures. */ |
47 | ||
48 | /* Maintaining the state of undo. We remember individual deletes and inserts | |
49 | on a chain of things to do. */ | |
50 | ||
51 | /* The actions that undo knows how to undo. Notice that UNDO_DELETE means | |
52 | to insert some text, and UNDO_INSERT means to delete some text. I.e., | |
53 | the code tells undo what to undo, not how to undo it. */ | |
54 | enum undo_code { UNDO_DELETE, UNDO_INSERT, UNDO_BEGIN, UNDO_END }; | |
55 | ||
56 | /* What an element of THE_UNDO_LIST looks like. */ | |
57 | typedef struct undo_list { | |
58 | struct undo_list *next; | |
59 | int start, end; /* Where the change took place. */ | |
60 | char *text; /* The text to insert, if undoing a delete. */ | |
61 | enum undo_code what; /* Delete, Insert, Begin, End. */ | |
62 | } UNDO_LIST; | |
63 | ||
64 | /* The current undo list for RL_LINE_BUFFER. */ | |
65 | extern UNDO_LIST *rl_undo_list; | |
66 | ||
67 | /* The data structure for mapping textual names to code addresses. */ | |
68 | typedef struct _funmap { | |
9255ee31 EZ |
69 | const char *name; |
70 | rl_command_func_t *function; | |
d60d9f65 SS |
71 | } FUNMAP; |
72 | ||
73 | extern FUNMAP **funmap; | |
74 | ||
c862e87b JM |
75 | /* **************************************************************** */ |
76 | /* */ | |
77 | /* Functions available to bind to key sequences */ | |
78 | /* */ | |
79 | /* **************************************************************** */ | |
d60d9f65 | 80 | |
c862e87b | 81 | /* Bindable commands for numeric arguments. */ |
9255ee31 EZ |
82 | extern int rl_digit_argument PARAMS((int, int)); |
83 | extern int rl_universal_argument PARAMS((int, int)); | |
c862e87b JM |
84 | |
85 | /* Bindable commands for moving the cursor. */ | |
9255ee31 EZ |
86 | extern int rl_forward_byte PARAMS((int, int)); |
87 | extern int rl_forward_char PARAMS((int, int)); | |
88 | extern int rl_forward PARAMS((int, int)); | |
89 | extern int rl_backward_byte PARAMS((int, int)); | |
90 | extern int rl_backward_char PARAMS((int, int)); | |
91 | extern int rl_backward PARAMS((int, int)); | |
92 | extern int rl_beg_of_line PARAMS((int, int)); | |
93 | extern int rl_end_of_line PARAMS((int, int)); | |
94 | extern int rl_forward_word PARAMS((int, int)); | |
95 | extern int rl_backward_word PARAMS((int, int)); | |
96 | extern int rl_refresh_line PARAMS((int, int)); | |
97 | extern int rl_clear_screen PARAMS((int, int)); | |
cc88a640 | 98 | extern int rl_skip_csi_sequence PARAMS((int, int)); |
9255ee31 | 99 | extern int rl_arrow_keys PARAMS((int, int)); |
c862e87b JM |
100 | |
101 | /* Bindable commands for inserting and deleting text. */ | |
9255ee31 EZ |
102 | extern int rl_insert PARAMS((int, int)); |
103 | extern int rl_quoted_insert PARAMS((int, int)); | |
104 | extern int rl_tab_insert PARAMS((int, int)); | |
105 | extern int rl_newline PARAMS((int, int)); | |
106 | extern int rl_do_lowercase_version PARAMS((int, int)); | |
107 | extern int rl_rubout PARAMS((int, int)); | |
108 | extern int rl_delete PARAMS((int, int)); | |
109 | extern int rl_rubout_or_delete PARAMS((int, int)); | |
110 | extern int rl_delete_horizontal_space PARAMS((int, int)); | |
111 | extern int rl_delete_or_show_completions PARAMS((int, int)); | |
112 | extern int rl_insert_comment PARAMS((int, int)); | |
c862e87b JM |
113 | |
114 | /* Bindable commands for changing case. */ | |
9255ee31 EZ |
115 | extern int rl_upcase_word PARAMS((int, int)); |
116 | extern int rl_downcase_word PARAMS((int, int)); | |
117 | extern int rl_capitalize_word PARAMS((int, int)); | |
c862e87b JM |
118 | |
119 | /* Bindable commands for transposing characters and words. */ | |
9255ee31 EZ |
120 | extern int rl_transpose_words PARAMS((int, int)); |
121 | extern int rl_transpose_chars PARAMS((int, int)); | |
c862e87b JM |
122 | |
123 | /* Bindable commands for searching within a line. */ | |
9255ee31 EZ |
124 | extern int rl_char_search PARAMS((int, int)); |
125 | extern int rl_backward_char_search PARAMS((int, int)); | |
c862e87b JM |
126 | |
127 | /* Bindable commands for readline's interface to the command history. */ | |
9255ee31 EZ |
128 | extern int rl_beginning_of_history PARAMS((int, int)); |
129 | extern int rl_end_of_history PARAMS((int, int)); | |
130 | extern int rl_get_next_history PARAMS((int, int)); | |
131 | extern int rl_get_previous_history PARAMS((int, int)); | |
c862e87b JM |
132 | |
133 | /* Bindable commands for managing the mark and region. */ | |
9255ee31 EZ |
134 | extern int rl_set_mark PARAMS((int, int)); |
135 | extern int rl_exchange_point_and_mark PARAMS((int, int)); | |
c862e87b JM |
136 | |
137 | /* Bindable commands to set the editing mode (emacs or vi). */ | |
9255ee31 EZ |
138 | extern int rl_vi_editing_mode PARAMS((int, int)); |
139 | extern int rl_emacs_editing_mode PARAMS((int, int)); | |
140 | ||
141 | /* Bindable commands to change the insert mode (insert or overwrite) */ | |
142 | extern int rl_overwrite_mode PARAMS((int, int)); | |
c862e87b JM |
143 | |
144 | /* Bindable commands for managing key bindings. */ | |
9255ee31 EZ |
145 | extern int rl_re_read_init_file PARAMS((int, int)); |
146 | extern int rl_dump_functions PARAMS((int, int)); | |
147 | extern int rl_dump_macros PARAMS((int, int)); | |
148 | extern int rl_dump_variables PARAMS((int, int)); | |
c862e87b JM |
149 | |
150 | /* Bindable commands for word completion. */ | |
9255ee31 EZ |
151 | extern int rl_complete PARAMS((int, int)); |
152 | extern int rl_possible_completions PARAMS((int, int)); | |
153 | extern int rl_insert_completions PARAMS((int, int)); | |
cc88a640 | 154 | extern int rl_old_menu_complete PARAMS((int, int)); |
9255ee31 | 155 | extern int rl_menu_complete PARAMS((int, int)); |
cc88a640 | 156 | extern int rl_backward_menu_complete PARAMS((int, int)); |
c862e87b JM |
157 | |
158 | /* Bindable commands for killing and yanking text, and managing the kill ring. */ | |
9255ee31 EZ |
159 | extern int rl_kill_word PARAMS((int, int)); |
160 | extern int rl_backward_kill_word PARAMS((int, int)); | |
161 | extern int rl_kill_line PARAMS((int, int)); | |
162 | extern int rl_backward_kill_line PARAMS((int, int)); | |
163 | extern int rl_kill_full_line PARAMS((int, int)); | |
164 | extern int rl_unix_word_rubout PARAMS((int, int)); | |
5bdf8622 | 165 | extern int rl_unix_filename_rubout PARAMS((int, int)); |
9255ee31 EZ |
166 | extern int rl_unix_line_discard PARAMS((int, int)); |
167 | extern int rl_copy_region_to_kill PARAMS((int, int)); | |
168 | extern int rl_kill_region PARAMS((int, int)); | |
169 | extern int rl_copy_forward_word PARAMS((int, int)); | |
170 | extern int rl_copy_backward_word PARAMS((int, int)); | |
171 | extern int rl_yank PARAMS((int, int)); | |
172 | extern int rl_yank_pop PARAMS((int, int)); | |
173 | extern int rl_yank_nth_arg PARAMS((int, int)); | |
174 | extern int rl_yank_last_arg PARAMS((int, int)); | |
4a11f206 PP |
175 | extern int rl_bracketed_paste_begin PARAMS((int, int)); |
176 | /* Not available unless _WIN32 is defined. */ | |
177 | #if defined (_WIN32) | |
9255ee31 | 178 | extern int rl_paste_from_clipboard PARAMS((int, int)); |
d60d9f65 SS |
179 | #endif |
180 | ||
c862e87b | 181 | /* Bindable commands for incremental searching. */ |
9255ee31 EZ |
182 | extern int rl_reverse_search_history PARAMS((int, int)); |
183 | extern int rl_forward_search_history PARAMS((int, int)); | |
c862e87b JM |
184 | |
185 | /* Bindable keyboard macro commands. */ | |
9255ee31 EZ |
186 | extern int rl_start_kbd_macro PARAMS((int, int)); |
187 | extern int rl_end_kbd_macro PARAMS((int, int)); | |
188 | extern int rl_call_last_kbd_macro PARAMS((int, int)); | |
4a11f206 | 189 | extern int rl_print_last_kbd_macro PARAMS((int, int)); |
c862e87b JM |
190 | |
191 | /* Bindable undo commands. */ | |
9255ee31 EZ |
192 | extern int rl_revert_line PARAMS((int, int)); |
193 | extern int rl_undo_command PARAMS((int, int)); | |
c862e87b JM |
194 | |
195 | /* Bindable tilde expansion commands. */ | |
9255ee31 | 196 | extern int rl_tilde_expand PARAMS((int, int)); |
c862e87b JM |
197 | |
198 | /* Bindable terminal control commands. */ | |
9255ee31 EZ |
199 | extern int rl_restart_output PARAMS((int, int)); |
200 | extern int rl_stop_output PARAMS((int, int)); | |
c862e87b JM |
201 | |
202 | /* Miscellaneous bindable commands. */ | |
9255ee31 EZ |
203 | extern int rl_abort PARAMS((int, int)); |
204 | extern int rl_tty_status PARAMS((int, int)); | |
c862e87b JM |
205 | |
206 | /* Bindable commands for incremental and non-incremental history searching. */ | |
9255ee31 EZ |
207 | extern int rl_history_search_forward PARAMS((int, int)); |
208 | extern int rl_history_search_backward PARAMS((int, int)); | |
4a11f206 PP |
209 | extern int rl_history_substr_search_forward PARAMS((int, int)); |
210 | extern int rl_history_substr_search_backward PARAMS((int, int)); | |
9255ee31 EZ |
211 | extern int rl_noninc_forward_search PARAMS((int, int)); |
212 | extern int rl_noninc_reverse_search PARAMS((int, int)); | |
213 | extern int rl_noninc_forward_search_again PARAMS((int, int)); | |
214 | extern int rl_noninc_reverse_search_again PARAMS((int, int)); | |
c862e87b | 215 | |
1b17e766 | 216 | /* Bindable command used when inserting a matching close character. */ |
9255ee31 | 217 | extern int rl_insert_close PARAMS((int, int)); |
d60d9f65 | 218 | |
c862e87b | 219 | /* Not available unless READLINE_CALLBACKS is defined. */ |
9255ee31 EZ |
220 | extern void rl_callback_handler_install PARAMS((const char *, rl_vcpfunc_t *)); |
221 | extern void rl_callback_read_char PARAMS((void)); | |
222 | extern void rl_callback_handler_remove PARAMS((void)); | |
4a11f206 | 223 | extern void rl_callback_sigcleanup PARAMS((void)); |
d60d9f65 SS |
224 | |
225 | /* Things for vi mode. Not available unless readline is compiled -DVI_MODE. */ | |
c862e87b | 226 | /* VI-mode bindable commands. */ |
9255ee31 EZ |
227 | extern int rl_vi_redo PARAMS((int, int)); |
228 | extern int rl_vi_undo PARAMS((int, int)); | |
229 | extern int rl_vi_yank_arg PARAMS((int, int)); | |
230 | extern int rl_vi_fetch_history PARAMS((int, int)); | |
231 | extern int rl_vi_search_again PARAMS((int, int)); | |
232 | extern int rl_vi_search PARAMS((int, int)); | |
233 | extern int rl_vi_complete PARAMS((int, int)); | |
234 | extern int rl_vi_tilde_expand PARAMS((int, int)); | |
235 | extern int rl_vi_prev_word PARAMS((int, int)); | |
236 | extern int rl_vi_next_word PARAMS((int, int)); | |
237 | extern int rl_vi_end_word PARAMS((int, int)); | |
238 | extern int rl_vi_insert_beg PARAMS((int, int)); | |
239 | extern int rl_vi_append_mode PARAMS((int, int)); | |
240 | extern int rl_vi_append_eol PARAMS((int, int)); | |
241 | extern int rl_vi_eof_maybe PARAMS((int, int)); | |
242 | extern int rl_vi_insertion_mode PARAMS((int, int)); | |
cc88a640 | 243 | extern int rl_vi_insert_mode PARAMS((int, int)); |
9255ee31 EZ |
244 | extern int rl_vi_movement_mode PARAMS((int, int)); |
245 | extern int rl_vi_arg_digit PARAMS((int, int)); | |
246 | extern int rl_vi_change_case PARAMS((int, int)); | |
247 | extern int rl_vi_put PARAMS((int, int)); | |
248 | extern int rl_vi_column PARAMS((int, int)); | |
249 | extern int rl_vi_delete_to PARAMS((int, int)); | |
250 | extern int rl_vi_change_to PARAMS((int, int)); | |
251 | extern int rl_vi_yank_to PARAMS((int, int)); | |
4a11f206 | 252 | extern int rl_vi_yank_pop PARAMS((int, int)); |
5bdf8622 | 253 | extern int rl_vi_rubout PARAMS((int, int)); |
9255ee31 EZ |
254 | extern int rl_vi_delete PARAMS((int, int)); |
255 | extern int rl_vi_back_to_indent PARAMS((int, int)); | |
256 | extern int rl_vi_first_print PARAMS((int, int)); | |
257 | extern int rl_vi_char_search PARAMS((int, int)); | |
258 | extern int rl_vi_match PARAMS((int, int)); | |
259 | extern int rl_vi_change_char PARAMS((int, int)); | |
260 | extern int rl_vi_subst PARAMS((int, int)); | |
261 | extern int rl_vi_overstrike PARAMS((int, int)); | |
262 | extern int rl_vi_overstrike_delete PARAMS((int, int)); | |
263 | extern int rl_vi_replace PARAMS((int, int)); | |
264 | extern int rl_vi_set_mark PARAMS((int, int)); | |
265 | extern int rl_vi_goto_mark PARAMS((int, int)); | |
c862e87b JM |
266 | |
267 | /* VI-mode utility functions. */ | |
9255ee31 EZ |
268 | extern int rl_vi_check PARAMS((void)); |
269 | extern int rl_vi_domove PARAMS((int, int *)); | |
270 | extern int rl_vi_bracktype PARAMS((int)); | |
c862e87b | 271 | |
5bdf8622 DJ |
272 | extern void rl_vi_start_inserting PARAMS((int, int, int)); |
273 | ||
c862e87b | 274 | /* VI-mode pseudo-bindable commands, used as utility functions. */ |
9255ee31 EZ |
275 | extern int rl_vi_fWord PARAMS((int, int)); |
276 | extern int rl_vi_bWord PARAMS((int, int)); | |
277 | extern int rl_vi_eWord PARAMS((int, int)); | |
278 | extern int rl_vi_fword PARAMS((int, int)); | |
279 | extern int rl_vi_bword PARAMS((int, int)); | |
280 | extern int rl_vi_eword PARAMS((int, int)); | |
d60d9f65 SS |
281 | |
282 | /* **************************************************************** */ | |
283 | /* */ | |
284 | /* Well Published Functions */ | |
285 | /* */ | |
286 | /* **************************************************************** */ | |
287 | ||
288 | /* Readline functions. */ | |
289 | /* Read a line of input. Prompt with PROMPT. A NULL PROMPT means none. */ | |
9255ee31 | 290 | extern char *readline PARAMS((const char *)); |
d60d9f65 | 291 | |
9255ee31 EZ |
292 | extern int rl_set_prompt PARAMS((const char *)); |
293 | extern int rl_expand_prompt PARAMS((char *)); | |
d60d9f65 | 294 | |
9255ee31 EZ |
295 | extern int rl_initialize PARAMS((void)); |
296 | ||
297 | /* Undocumented; unused by readline */ | |
298 | extern int rl_discard_argument PARAMS((void)); | |
d60d9f65 | 299 | |
c862e87b | 300 | /* Utility functions to bind keys to readline commands. */ |
9255ee31 EZ |
301 | extern int rl_add_defun PARAMS((const char *, rl_command_func_t *, int)); |
302 | extern int rl_bind_key PARAMS((int, rl_command_func_t *)); | |
303 | extern int rl_bind_key_in_map PARAMS((int, rl_command_func_t *, Keymap)); | |
304 | extern int rl_unbind_key PARAMS((int)); | |
305 | extern int rl_unbind_key_in_map PARAMS((int, Keymap)); | |
5bdf8622 DJ |
306 | extern int rl_bind_key_if_unbound PARAMS((int, rl_command_func_t *)); |
307 | extern int rl_bind_key_if_unbound_in_map PARAMS((int, rl_command_func_t *, Keymap)); | |
9255ee31 EZ |
308 | extern int rl_unbind_function_in_map PARAMS((rl_command_func_t *, Keymap)); |
309 | extern int rl_unbind_command_in_map PARAMS((const char *, Keymap)); | |
5bdf8622 DJ |
310 | extern int rl_bind_keyseq PARAMS((const char *, rl_command_func_t *)); |
311 | extern int rl_bind_keyseq_in_map PARAMS((const char *, rl_command_func_t *, Keymap)); | |
312 | extern int rl_bind_keyseq_if_unbound PARAMS((const char *, rl_command_func_t *)); | |
313 | extern int rl_bind_keyseq_if_unbound_in_map PARAMS((const char *, rl_command_func_t *, Keymap)); | |
9255ee31 | 314 | extern int rl_generic_bind PARAMS((int, const char *, char *, Keymap)); |
5bdf8622 DJ |
315 | |
316 | extern char *rl_variable_value PARAMS((const char *)); | |
9255ee31 | 317 | extern int rl_variable_bind PARAMS((const char *, const char *)); |
d60d9f65 | 318 | |
5bdf8622 DJ |
319 | /* Backwards compatibility, use rl_bind_keyseq_in_map instead. */ |
320 | extern int rl_set_key PARAMS((const char *, rl_command_func_t *, Keymap)); | |
321 | ||
c862e87b | 322 | /* Backwards compatibility, use rl_generic_bind instead. */ |
9255ee31 | 323 | extern int rl_macro_bind PARAMS((const char *, const char *, Keymap)); |
c862e87b JM |
324 | |
325 | /* Undocumented in the texinfo manual; not really useful to programs. */ | |
9255ee31 EZ |
326 | extern int rl_translate_keyseq PARAMS((const char *, char *, int *)); |
327 | extern char *rl_untranslate_keyseq PARAMS((int)); | |
c862e87b | 328 | |
9255ee31 EZ |
329 | extern rl_command_func_t *rl_named_function PARAMS((const char *)); |
330 | extern rl_command_func_t *rl_function_of_keyseq PARAMS((const char *, Keymap, int *)); | |
c862e87b | 331 | |
9255ee31 EZ |
332 | extern void rl_list_funmap_names PARAMS((void)); |
333 | extern char **rl_invoking_keyseqs_in_map PARAMS((rl_command_func_t *, Keymap)); | |
334 | extern char **rl_invoking_keyseqs PARAMS((rl_command_func_t *)); | |
c862e87b | 335 | |
9255ee31 EZ |
336 | extern void rl_function_dumper PARAMS((int)); |
337 | extern void rl_macro_dumper PARAMS((int)); | |
338 | extern void rl_variable_dumper PARAMS((int)); | |
c862e87b | 339 | |
9255ee31 EZ |
340 | extern int rl_read_init_file PARAMS((const char *)); |
341 | extern int rl_parse_and_bind PARAMS((char *)); | |
c862e87b JM |
342 | |
343 | /* Functions for manipulating keymaps. */ | |
9255ee31 EZ |
344 | extern Keymap rl_make_bare_keymap PARAMS((void)); |
345 | extern Keymap rl_copy_keymap PARAMS((Keymap)); | |
346 | extern Keymap rl_make_keymap PARAMS((void)); | |
347 | extern void rl_discard_keymap PARAMS((Keymap)); | |
4a11f206 | 348 | extern void rl_free_keymap PARAMS((Keymap)); |
9255ee31 EZ |
349 | |
350 | extern Keymap rl_get_keymap_by_name PARAMS((const char *)); | |
351 | extern char *rl_get_keymap_name PARAMS((Keymap)); | |
352 | extern void rl_set_keymap PARAMS((Keymap)); | |
353 | extern Keymap rl_get_keymap PARAMS((void)); | |
354 | /* Undocumented; used internally only. */ | |
355 | extern void rl_set_keymap_from_edit_mode PARAMS((void)); | |
356 | extern char *rl_get_keymap_name_from_edit_mode PARAMS((void)); | |
c862e87b JM |
357 | |
358 | /* Functions for manipulating the funmap, which maps command names to functions. */ | |
9255ee31 EZ |
359 | extern int rl_add_funmap_entry PARAMS((const char *, rl_command_func_t *)); |
360 | extern const char **rl_funmap_names PARAMS((void)); | |
361 | /* Undocumented, only used internally -- there is only one funmap, and this | |
362 | function may be called only once. */ | |
363 | extern void rl_initialize_funmap PARAMS((void)); | |
c862e87b JM |
364 | |
365 | /* Utility functions for managing keyboard macros. */ | |
9255ee31 | 366 | extern void rl_push_macro_input PARAMS((char *)); |
c862e87b JM |
367 | |
368 | /* Functions for undoing, from undo.c */ | |
9255ee31 EZ |
369 | extern void rl_add_undo PARAMS((enum undo_code, int, int, char *)); |
370 | extern void rl_free_undo_list PARAMS((void)); | |
371 | extern int rl_do_undo PARAMS((void)); | |
372 | extern int rl_begin_undo_group PARAMS((void)); | |
373 | extern int rl_end_undo_group PARAMS((void)); | |
374 | extern int rl_modifying PARAMS((int, int)); | |
d60d9f65 SS |
375 | |
376 | /* Functions for redisplay. */ | |
9255ee31 EZ |
377 | extern void rl_redisplay PARAMS((void)); |
378 | extern int rl_on_new_line PARAMS((void)); | |
379 | extern int rl_on_new_line_with_prompt PARAMS((void)); | |
380 | extern int rl_forced_update_display PARAMS((void)); | |
381 | extern int rl_clear_message PARAMS((void)); | |
382 | extern int rl_reset_line_state PARAMS((void)); | |
383 | extern int rl_crlf PARAMS((void)); | |
d60d9f65 | 384 | |
5bdf8622 | 385 | #if defined (USE_VARARGS) && defined (PREFER_STDARG) |
9255ee31 | 386 | extern int rl_message (const char *, ...) __attribute__((__format__ (printf, 1, 2))); |
d60d9f65 SS |
387 | #else |
388 | extern int rl_message (); | |
389 | #endif | |
390 | ||
9255ee31 EZ |
391 | extern int rl_show_char PARAMS((int)); |
392 | ||
d60d9f65 | 393 | /* Undocumented in texinfo manual. */ |
9255ee31 | 394 | extern int rl_character_len PARAMS((int, int)); |
4a11f206 | 395 | extern void rl_redraw_prompt_last_line PARAMS((void)); |
d60d9f65 | 396 | |
c862e87b | 397 | /* Save and restore internal prompt redisplay information. */ |
9255ee31 EZ |
398 | extern void rl_save_prompt PARAMS((void)); |
399 | extern void rl_restore_prompt PARAMS((void)); | |
d60d9f65 | 400 | |
c862e87b | 401 | /* Modifying text. */ |
9255ee31 EZ |
402 | extern void rl_replace_line PARAMS((const char *, int)); |
403 | extern int rl_insert_text PARAMS((const char *)); | |
404 | extern int rl_delete_text PARAMS((int, int)); | |
405 | extern int rl_kill_text PARAMS((int, int)); | |
406 | extern char *rl_copy_text PARAMS((int, int)); | |
c862e87b JM |
407 | |
408 | /* Terminal and tty mode management. */ | |
9255ee31 EZ |
409 | extern void rl_prep_terminal PARAMS((int)); |
410 | extern void rl_deprep_terminal PARAMS((void)); | |
411 | extern void rl_tty_set_default_bindings PARAMS((Keymap)); | |
5bdf8622 | 412 | extern void rl_tty_unset_default_bindings PARAMS((Keymap)); |
c862e87b | 413 | |
9255ee31 EZ |
414 | extern int rl_reset_terminal PARAMS((const char *)); |
415 | extern void rl_resize_terminal PARAMS((void)); | |
416 | extern void rl_set_screen_size PARAMS((int, int)); | |
417 | extern void rl_get_screen_size PARAMS((int *, int *)); | |
5bdf8622 | 418 | extern void rl_reset_screen_size PARAMS((void)); |
c862e87b | 419 | |
9255ee31 | 420 | extern char *rl_get_termcap PARAMS((const char *)); |
c862e87b JM |
421 | |
422 | /* Functions for character input. */ | |
9255ee31 EZ |
423 | extern int rl_stuff_char PARAMS((int)); |
424 | extern int rl_execute_next PARAMS((int)); | |
425 | extern int rl_clear_pending_input PARAMS((void)); | |
426 | extern int rl_read_key PARAMS((void)); | |
427 | extern int rl_getc PARAMS((FILE *)); | |
428 | extern int rl_set_keyboard_input_timeout PARAMS((int)); | |
429 | ||
430 | /* `Public' utility functions . */ | |
431 | extern void rl_extend_line_buffer PARAMS((int)); | |
432 | extern int rl_ding PARAMS((void)); | |
433 | extern int rl_alphabetic PARAMS((int)); | |
cc88a640 | 434 | extern void rl_free PARAMS((void *)); |
c862e87b JM |
435 | |
436 | /* Readline signal handling, from signals.c */ | |
9255ee31 EZ |
437 | extern int rl_set_signals PARAMS((void)); |
438 | extern int rl_clear_signals PARAMS((void)); | |
439 | extern void rl_cleanup_after_signal PARAMS((void)); | |
440 | extern void rl_reset_after_signal PARAMS((void)); | |
441 | extern void rl_free_line_state PARAMS((void)); | |
cc88a640 JK |
442 | |
443 | extern void rl_echo_signal_char PARAMS((int)); | |
444 | ||
9255ee31 | 445 | extern int rl_set_paren_blink_timeout PARAMS((int)); |
c862e87b | 446 | |
4a11f206 PP |
447 | /* History management functions. */ |
448 | ||
449 | extern void rl_clear_history PARAMS((void)); | |
450 | ||
9255ee31 EZ |
451 | /* Undocumented. */ |
452 | extern int rl_maybe_save_line PARAMS((void)); | |
453 | extern int rl_maybe_unsave_line PARAMS((void)); | |
454 | extern int rl_maybe_replace_line PARAMS((void)); | |
d60d9f65 SS |
455 | |
456 | /* Completion functions. */ | |
9255ee31 EZ |
457 | extern int rl_complete_internal PARAMS((int)); |
458 | extern void rl_display_match_list PARAMS((char **, int, int)); | |
459 | ||
460 | extern char **rl_completion_matches PARAMS((const char *, rl_compentry_func_t *)); | |
461 | extern char *rl_username_completion_function PARAMS((const char *, int)); | |
462 | extern char *rl_filename_completion_function PARAMS((const char *, int)); | |
d60d9f65 | 463 | |
9255ee31 EZ |
464 | extern int rl_completion_mode PARAMS((rl_command_func_t *)); |
465 | ||
466 | #if 0 | |
467 | /* Backwards compatibility (compat.c). These will go away sometime. */ | |
468 | extern void free_undo_list PARAMS((void)); | |
469 | extern int maybe_save_line PARAMS((void)); | |
470 | extern int maybe_unsave_line PARAMS((void)); | |
471 | extern int maybe_replace_line PARAMS((void)); | |
472 | ||
473 | extern int ding PARAMS((void)); | |
474 | extern int alphabetic PARAMS((int)); | |
475 | extern int crlf PARAMS((void)); | |
476 | ||
477 | extern char **completion_matches PARAMS((char *, rl_compentry_func_t *)); | |
478 | extern char *username_completion_function PARAMS((const char *, int)); | |
479 | extern char *filename_completion_function PARAMS((const char *, int)); | |
480 | #endif | |
d60d9f65 SS |
481 | |
482 | /* **************************************************************** */ | |
483 | /* */ | |
484 | /* Well Published Variables */ | |
485 | /* */ | |
486 | /* **************************************************************** */ | |
487 | ||
488 | /* The version of this incarnation of the readline library. */ | |
9255ee31 EZ |
489 | extern const char *rl_library_version; /* e.g., "4.2" */ |
490 | extern int rl_readline_version; /* e.g., 0x0402 */ | |
d60d9f65 | 491 | |
1b17e766 EZ |
492 | /* True if this is real GNU readline. */ |
493 | extern int rl_gnu_readline_p; | |
494 | ||
9255ee31 EZ |
495 | /* Flags word encapsulating the current readline state. */ |
496 | extern int rl_readline_state; | |
497 | ||
498 | /* Says which editing mode readline is currently using. 1 means emacs mode; | |
499 | 0 means vi mode. */ | |
500 | extern int rl_editing_mode; | |
501 | ||
502 | /* Insert or overwrite mode for emacs mode. 1 means insert mode; 0 means | |
503 | overwrite mode. Reset to insert mode on each input line. */ | |
504 | extern int rl_insert_mode; | |
505 | ||
d60d9f65 SS |
506 | /* The name of the calling program. You should initialize this to |
507 | whatever was in argv[0]. It is used when parsing conditionals. */ | |
9255ee31 | 508 | extern const char *rl_readline_name; |
d60d9f65 SS |
509 | |
510 | /* The prompt readline uses. This is set from the argument to | |
511 | readline (), and should not be assigned to directly. */ | |
512 | extern char *rl_prompt; | |
513 | ||
cc88a640 JK |
514 | /* The prompt string that is actually displayed by rl_redisplay. Public so |
515 | applications can more easily supply their own redisplay functions. */ | |
516 | extern char *rl_display_prompt; | |
517 | ||
d60d9f65 SS |
518 | /* The line buffer that is in use. */ |
519 | extern char *rl_line_buffer; | |
520 | ||
521 | /* The location of point, and end. */ | |
9255ee31 EZ |
522 | extern int rl_point; |
523 | extern int rl_end; | |
d60d9f65 | 524 | |
c862e87b | 525 | /* The mark, or saved cursor position. */ |
d60d9f65 SS |
526 | extern int rl_mark; |
527 | ||
c862e87b JM |
528 | /* Flag to indicate that readline has finished with the current input |
529 | line and should return it. */ | |
d60d9f65 SS |
530 | extern int rl_done; |
531 | ||
c862e87b | 532 | /* If set to a character value, that will be the next keystroke read. */ |
d60d9f65 SS |
533 | extern int rl_pending_input; |
534 | ||
535 | /* Non-zero if we called this function from _rl_dispatch(). It's present | |
536 | so functions can find out whether they were called from a key binding | |
537 | or directly from an application. */ | |
538 | extern int rl_dispatching; | |
539 | ||
9255ee31 EZ |
540 | /* Non-zero if the user typed a numeric argument before executing the |
541 | current function. */ | |
542 | extern int rl_explicit_arg; | |
543 | ||
544 | /* The current value of the numeric argument specified by the user. */ | |
545 | extern int rl_numeric_arg; | |
546 | ||
547 | /* The address of the last command function Readline executed. */ | |
548 | extern rl_command_func_t *rl_last_func; | |
549 | ||
d60d9f65 | 550 | /* The name of the terminal to use. */ |
9255ee31 | 551 | extern const char *rl_terminal_name; |
d60d9f65 SS |
552 | |
553 | /* The input and output streams. */ | |
9255ee31 EZ |
554 | extern FILE *rl_instream; |
555 | extern FILE *rl_outstream; | |
d60d9f65 | 556 | |
5bdf8622 DJ |
557 | /* If non-zero, Readline gives values of LINES and COLUMNS from the environment |
558 | greater precedence than values fetched from the kernel when computing the | |
559 | screen dimensions. */ | |
560 | extern int rl_prefer_env_winsize; | |
561 | ||
d60d9f65 SS |
562 | /* If non-zero, then this is the address of a function to call just |
563 | before readline_internal () prints the first prompt. */ | |
9255ee31 | 564 | extern rl_hook_func_t *rl_startup_hook; |
d60d9f65 | 565 | |
c862e87b JM |
566 | /* If non-zero, this is the address of a function to call just before |
567 | readline_internal_setup () returns and readline_internal starts | |
568 | reading input characters. */ | |
9255ee31 | 569 | extern rl_hook_func_t *rl_pre_input_hook; |
c862e87b | 570 | |
d60d9f65 SS |
571 | /* The address of a function to call periodically while Readline is |
572 | awaiting character input, or NULL, for no event handling. */ | |
9255ee31 | 573 | extern rl_hook_func_t *rl_event_hook; |
d60d9f65 | 574 | |
4a11f206 PP |
575 | /* The address of a function to call if a read is interrupted by a signal. */ |
576 | extern rl_hook_func_t *rl_signal_event_hook; | |
577 | ||
578 | /* The address of a function to call if Readline needs to know whether or not | |
579 | there is data available from the current input source. */ | |
580 | extern rl_hook_func_t *rl_input_available_hook; | |
581 | ||
9255ee31 EZ |
582 | /* The address of the function to call to fetch a character from the current |
583 | Readline input stream */ | |
584 | extern rl_getc_func_t *rl_getc_function; | |
585 | ||
586 | extern rl_voidfunc_t *rl_redisplay_function; | |
587 | ||
588 | extern rl_vintfunc_t *rl_prep_term_function; | |
589 | extern rl_voidfunc_t *rl_deprep_term_function; | |
d60d9f65 SS |
590 | |
591 | /* Dispatch variables. */ | |
592 | extern Keymap rl_executing_keymap; | |
593 | extern Keymap rl_binding_keymap; | |
594 | ||
4a11f206 PP |
595 | extern int rl_executing_key; |
596 | extern char *rl_executing_keyseq; | |
597 | extern int rl_key_sequence_length; | |
598 | ||
c862e87b JM |
599 | /* Display variables. */ |
600 | /* If non-zero, readline will erase the entire line, including any prompt, | |
601 | if the only thing typed on an otherwise-blank line is something bound to | |
602 | rl_newline. */ | |
603 | extern int rl_erase_empty_line; | |
604 | ||
1b17e766 EZ |
605 | /* If non-zero, the application has already printed the prompt (rl_prompt) |
606 | before calling readline, so readline should not output it the first time | |
607 | redisplay is done. */ | |
608 | extern int rl_already_prompted; | |
609 | ||
610 | /* A non-zero value means to read only this many characters rather than | |
611 | up to a character bound to accept-line. */ | |
612 | extern int rl_num_chars_to_read; | |
613 | ||
9255ee31 EZ |
614 | /* The text of a currently-executing keyboard macro. */ |
615 | extern char *rl_executing_macro; | |
616 | ||
c862e87b JM |
617 | /* Variables to control readline signal handling. */ |
618 | /* If non-zero, readline will install its own signal handlers for | |
619 | SIGINT, SIGTERM, SIGQUIT, SIGALRM, SIGTSTP, SIGTTIN, and SIGTTOU. */ | |
620 | extern int rl_catch_signals; | |
621 | ||
622 | /* If non-zero, readline will install a signal handler for SIGWINCH | |
623 | that also attempts to call any calling application's SIGWINCH signal | |
624 | handler. Note that the terminal is not cleaned up before the | |
625 | application's signal handler is called; use rl_cleanup_after_signal() | |
626 | to do that. */ | |
627 | extern int rl_catch_sigwinch; | |
628 | ||
4a11f206 PP |
629 | /* If non-zero, the readline SIGWINCH handler will modify LINES and |
630 | COLUMNS in the environment. */ | |
631 | extern int rl_change_environment; | |
632 | ||
d60d9f65 SS |
633 | /* Completion variables. */ |
634 | /* Pointer to the generator function for completion_matches (). | |
9255ee31 EZ |
635 | NULL means to use rl_filename_completion_function (), the default |
636 | filename completer. */ | |
637 | extern rl_compentry_func_t *rl_completion_entry_function; | |
d60d9f65 | 638 | |
cc88a640 JK |
639 | /* Optional generator for menu completion. Default is |
640 | rl_completion_entry_function (rl_filename_completion_function). */ | |
641 | extern rl_compentry_func_t *rl_menu_completion_entry_function; | |
642 | ||
d60d9f65 SS |
643 | /* If rl_ignore_some_completions_function is non-NULL it is the address |
644 | of a function to call after all of the possible matches have been | |
645 | generated, but before the actual completion is done to the input line. | |
646 | The function is called with one argument; a NULL terminated array | |
647 | of (char *). If your function removes any of the elements, they | |
648 | must be free()'ed. */ | |
9255ee31 | 649 | extern rl_compignore_func_t *rl_ignore_some_completions_function; |
d60d9f65 SS |
650 | |
651 | /* Pointer to alternative function to create matches. | |
652 | Function is called with TEXT, START, and END. | |
653 | START and END are indices in RL_LINE_BUFFER saying what the boundaries | |
654 | of TEXT are. | |
655 | If this function exists and returns NULL then call the value of | |
656 | rl_completion_entry_function to try to match, otherwise use the | |
657 | array of strings returned. */ | |
9255ee31 | 658 | extern rl_completion_func_t *rl_attempted_completion_function; |
d60d9f65 SS |
659 | |
660 | /* The basic list of characters that signal a break between words for the | |
661 | completer routine. The initial contents of this variable is what | |
662 | breaks words in the shell, i.e. "n\"\\'`@$>". */ | |
9255ee31 | 663 | extern const char *rl_basic_word_break_characters; |
d60d9f65 SS |
664 | |
665 | /* The list of characters that signal a break between words for | |
666 | rl_complete_internal. The default list is the contents of | |
667 | rl_basic_word_break_characters. */ | |
5bdf8622 DJ |
668 | extern /*const*/ char *rl_completer_word_break_characters; |
669 | ||
670 | /* Hook function to allow an application to set the completion word | |
671 | break characters before readline breaks up the line. Allows | |
672 | position-dependent word break characters. */ | |
673 | extern rl_cpvfunc_t *rl_completion_word_break_hook; | |
d60d9f65 SS |
674 | |
675 | /* List of characters which can be used to quote a substring of the line. | |
676 | Completion occurs on the entire substring, and within the substring | |
677 | rl_completer_word_break_characters are treated as any other character, | |
678 | unless they also appear within this list. */ | |
9255ee31 | 679 | extern const char *rl_completer_quote_characters; |
d60d9f65 SS |
680 | |
681 | /* List of quote characters which cause a word break. */ | |
9255ee31 | 682 | extern const char *rl_basic_quote_characters; |
d60d9f65 SS |
683 | |
684 | /* List of characters that need to be quoted in filenames by the completer. */ | |
9255ee31 | 685 | extern const char *rl_filename_quote_characters; |
d60d9f65 SS |
686 | |
687 | /* List of characters that are word break characters, but should be left | |
688 | in TEXT when it is passed to the completion function. The shell uses | |
689 | this to help determine what kind of completing to do. */ | |
9255ee31 | 690 | extern const char *rl_special_prefixes; |
d60d9f65 SS |
691 | |
692 | /* If non-zero, then this is the address of a function to call when | |
693 | completing on a directory name. The function is called with | |
9255ee31 EZ |
694 | the address of a string (the current directory name) as an arg. It |
695 | changes what is displayed when the possible completions are printed | |
cc88a640 JK |
696 | or inserted. The directory completion hook should perform |
697 | any necessary dequoting. This function should return 1 if it modifies | |
698 | the directory name pointer passed as an argument. If the directory | |
699 | completion hook returns 0, it should not modify the directory name | |
700 | pointer passed as an argument. */ | |
9255ee31 EZ |
701 | extern rl_icppfunc_t *rl_directory_completion_hook; |
702 | ||
703 | /* If non-zero, this is the address of a function to call when completing | |
704 | a directory name. This function takes the address of the directory name | |
705 | to be modified as an argument. Unlike rl_directory_completion_hook, it | |
706 | only modifies the directory name used in opendir(2), not what is displayed | |
cc88a640 JK |
707 | when the possible completions are printed or inserted. If set, it takes |
708 | precedence over rl_directory_completion_hook. The directory rewrite | |
709 | hook should perform any necessary dequoting. This function has the same | |
710 | return value properties as the directory_completion_hook. | |
711 | ||
712 | I'm not happy with how this works yet, so it's undocumented. I'm trying | |
713 | it in bash to see how well it goes. */ | |
9255ee31 | 714 | extern rl_icppfunc_t *rl_directory_rewrite_hook; |
d60d9f65 | 715 | |
4a11f206 PP |
716 | /* If non-zero, this is the address of a function for the completer to call |
717 | before deciding which character to append to a completed name. It should | |
718 | modify the directory name passed as an argument if appropriate, and return | |
719 | non-zero if it modifies the name. This should not worry about dequoting | |
720 | the filename; that has already happened by the time it gets here. */ | |
721 | extern rl_icppfunc_t *rl_filename_stat_hook; | |
722 | ||
cc88a640 JK |
723 | /* If non-zero, this is the address of a function to call when reading |
724 | directory entries from the filesystem for completion and comparing | |
725 | them to the partial word to be completed. The function should | |
726 | either return its first argument (if no conversion takes place) or | |
727 | newly-allocated memory. This can, for instance, convert filenames | |
728 | between character sets for comparison against what's typed at the | |
729 | keyboard. The returned value is what is added to the list of | |
730 | matches. The second argument is the length of the filename to be | |
731 | converted. */ | |
732 | extern rl_dequote_func_t *rl_filename_rewrite_hook; | |
733 | ||
d60d9f65 SS |
734 | /* Backwards compatibility with previous versions of readline. */ |
735 | #define rl_symbolic_link_hook rl_directory_completion_hook | |
736 | ||
c862e87b JM |
737 | /* If non-zero, then this is the address of a function to call when |
738 | completing a word would normally display the list of possible matches. | |
739 | This function is called instead of actually doing the display. | |
740 | It takes three arguments: (char **matches, int num_matches, int max_length) | |
741 | where MATCHES is the array of strings that matched, NUM_MATCHES is the | |
742 | number of strings in that array, and MAX_LENGTH is the length of the | |
743 | longest string in that array. */ | |
9255ee31 | 744 | extern rl_compdisp_func_t *rl_completion_display_matches_hook; |
c862e87b | 745 | |
d60d9f65 SS |
746 | /* Non-zero means that the results of the matches are to be treated |
747 | as filenames. This is ALWAYS zero on entry, and can only be changed | |
748 | within a completion entry finder function. */ | |
749 | extern int rl_filename_completion_desired; | |
750 | ||
751 | /* Non-zero means that the results of the matches are to be quoted using | |
752 | double quotes (or an application-specific quoting mechanism) if the | |
753 | filename contains any characters in rl_word_break_chars. This is | |
754 | ALWAYS non-zero on entry, and can only be changed within a completion | |
755 | entry finder function. */ | |
756 | extern int rl_filename_quoting_desired; | |
757 | ||
758 | /* Set to a function to quote a filename in an application-specific fashion. | |
759 | Called with the text to quote, the type of match found (single or multiple) | |
760 | and a pointer to the quoting character to be used, which the function can | |
761 | reset if desired. */ | |
9255ee31 | 762 | extern rl_quote_func_t *rl_filename_quoting_function; |
d60d9f65 SS |
763 | |
764 | /* Function to call to remove quoting characters from a filename. Called | |
765 | before completion is attempted, so the embedded quotes do not interfere | |
766 | with matching names in the file system. */ | |
9255ee31 | 767 | extern rl_dequote_func_t *rl_filename_dequoting_function; |
d60d9f65 SS |
768 | |
769 | /* Function to call to decide whether or not a word break character is | |
770 | quoted. If a character is quoted, it does not break words for the | |
771 | completer. */ | |
9255ee31 | 772 | extern rl_linebuf_func_t *rl_char_is_quoted_p; |
d60d9f65 SS |
773 | |
774 | /* Non-zero means to suppress normal filename completion after the | |
775 | user-specified completion function has been called. */ | |
776 | extern int rl_attempted_completion_over; | |
777 | ||
778 | /* Set to a character describing the type of completion being attempted by | |
779 | rl_complete_internal; available for use by application completion | |
780 | functions. */ | |
781 | extern int rl_completion_type; | |
782 | ||
cc88a640 JK |
783 | /* Set to the last key used to invoke one of the completion functions */ |
784 | extern int rl_completion_invoking_key; | |
785 | ||
5bdf8622 DJ |
786 | /* Up to this many items will be displayed in response to a |
787 | possible-completions call. After that, we ask the user if she | |
788 | is sure she wants to see them all. The default value is 100. */ | |
789 | extern int rl_completion_query_items; | |
790 | ||
d60d9f65 SS |
791 | /* Character appended to completed words when at the end of the line. The |
792 | default is a space. Nothing is added if this is '\0'. */ | |
793 | extern int rl_completion_append_character; | |
794 | ||
9255ee31 EZ |
795 | /* If set to non-zero by an application completion function, |
796 | rl_completion_append_character will not be appended. */ | |
797 | extern int rl_completion_suppress_append; | |
798 | ||
5bdf8622 DJ |
799 | /* Set to any quote character readline thinks it finds before any application |
800 | completion function is called. */ | |
801 | extern int rl_completion_quote_character; | |
802 | ||
803 | /* Set to a non-zero value if readline found quoting anywhere in the word to | |
804 | be completed; set before any application completion function is called. */ | |
805 | extern int rl_completion_found_quote; | |
806 | ||
807 | /* If non-zero, the completion functions don't append any closing quote. | |
808 | This is set to 0 by rl_complete_internal and may be changed by an | |
809 | application-specific completion function. */ | |
810 | extern int rl_completion_suppress_quote; | |
d60d9f65 | 811 | |
cc88a640 JK |
812 | /* If non-zero, readline will sort the completion matches. On by default. */ |
813 | extern int rl_sort_completion_matches; | |
814 | ||
9255ee31 EZ |
815 | /* If non-zero, a slash will be appended to completed filenames that are |
816 | symbolic links to directory names, subject to the value of the | |
817 | mark-directories variable (which is user-settable). This exists so | |
818 | that application completion functions can override the user's preference | |
819 | (set via the mark-symlinked-directories variable) if appropriate. | |
820 | It's set to the value of _rl_complete_mark_symlink_dirs in | |
821 | rl_complete_internal before any application-specific completion | |
822 | function is called, so without that function doing anything, the user's | |
823 | preferences are honored. */ | |
824 | extern int rl_completion_mark_symlink_dirs; | |
825 | ||
d60d9f65 SS |
826 | /* If non-zero, then disallow duplicates in the matches. */ |
827 | extern int rl_ignore_completion_duplicates; | |
828 | ||
829 | /* If this is non-zero, completion is (temporarily) inhibited, and the | |
830 | completion character will be inserted as any other. */ | |
831 | extern int rl_inhibit_completion; | |
9255ee31 | 832 | |
cc88a640 JK |
833 | /* Input error; can be returned by (*rl_getc_function) if readline is reading |
834 | a top-level command (RL_ISSTATE (RL_STATE_READCMD)). */ | |
835 | #define READERR (-2) | |
836 | ||
d60d9f65 SS |
837 | /* Definitions available for use by readline clients. */ |
838 | #define RL_PROMPT_START_IGNORE '\001' | |
839 | #define RL_PROMPT_END_IGNORE '\002' | |
840 | ||
841 | /* Possible values for do_replace argument to rl_filename_quoting_function, | |
842 | called by rl_complete_internal. */ | |
843 | #define NO_MATCH 0 | |
844 | #define SINGLE_MATCH 1 | |
845 | #define MULT_MATCH 2 | |
846 | ||
9255ee31 | 847 | /* Possible state values for rl_readline_state */ |
5bdf8622 DJ |
848 | #define RL_STATE_NONE 0x000000 /* no state; before first call */ |
849 | ||
cc88a640 JK |
850 | #define RL_STATE_INITIALIZING 0x0000001 /* initializing */ |
851 | #define RL_STATE_INITIALIZED 0x0000002 /* initialization done */ | |
852 | #define RL_STATE_TERMPREPPED 0x0000004 /* terminal is prepped */ | |
853 | #define RL_STATE_READCMD 0x0000008 /* reading a command key */ | |
854 | #define RL_STATE_METANEXT 0x0000010 /* reading input after ESC */ | |
855 | #define RL_STATE_DISPATCHING 0x0000020 /* dispatching to a command */ | |
856 | #define RL_STATE_MOREINPUT 0x0000040 /* reading more input in a command function */ | |
857 | #define RL_STATE_ISEARCH 0x0000080 /* doing incremental search */ | |
858 | #define RL_STATE_NSEARCH 0x0000100 /* doing non-inc search */ | |
859 | #define RL_STATE_SEARCH 0x0000200 /* doing a history search */ | |
860 | #define RL_STATE_NUMERICARG 0x0000400 /* reading numeric argument */ | |
861 | #define RL_STATE_MACROINPUT 0x0000800 /* getting input from a macro */ | |
862 | #define RL_STATE_MACRODEF 0x0001000 /* defining keyboard macro */ | |
863 | #define RL_STATE_OVERWRITE 0x0002000 /* overwrite mode */ | |
864 | #define RL_STATE_COMPLETING 0x0004000 /* doing completion */ | |
865 | #define RL_STATE_SIGHANDLER 0x0008000 /* in readline sighandler */ | |
866 | #define RL_STATE_UNDOING 0x0010000 /* doing an undo */ | |
867 | #define RL_STATE_INPUTPENDING 0x0020000 /* rl_execute_next called */ | |
868 | #define RL_STATE_TTYCSAVED 0x0040000 /* tty special chars saved */ | |
869 | #define RL_STATE_CALLBACK 0x0080000 /* using the callback interface */ | |
870 | #define RL_STATE_VIMOTION 0x0100000 /* reading vi motion arg */ | |
871 | #define RL_STATE_MULTIKEY 0x0200000 /* reading multiple-key command */ | |
872 | #define RL_STATE_VICMDONCE 0x0400000 /* entered vi command mode at least once */ | |
873 | #define RL_STATE_REDISPLAYING 0x0800000 /* updating terminal display */ | |
874 | ||
875 | #define RL_STATE_DONE 0x1000000 /* done; accepted line */ | |
9255ee31 EZ |
876 | |
877 | #define RL_SETSTATE(x) (rl_readline_state |= (x)) | |
878 | #define RL_UNSETSTATE(x) (rl_readline_state &= ~(x)) | |
879 | #define RL_ISSTATE(x) (rl_readline_state & (x)) | |
880 | ||
881 | struct readline_state { | |
882 | /* line state */ | |
883 | int point; | |
884 | int end; | |
885 | int mark; | |
886 | char *buffer; | |
887 | int buflen; | |
888 | UNDO_LIST *ul; | |
889 | char *prompt; | |
890 | ||
891 | /* global state */ | |
892 | int rlstate; | |
893 | int done; | |
894 | Keymap kmap; | |
895 | ||
896 | /* input state */ | |
897 | rl_command_func_t *lastfunc; | |
898 | int insmode; | |
899 | int edmode; | |
4a11f206 | 900 | char *kseq; |
9255ee31 EZ |
901 | int kseqlen; |
902 | FILE *inf; | |
903 | FILE *outf; | |
904 | int pendingin; | |
905 | char *macro; | |
906 | ||
907 | /* signal state */ | |
908 | int catchsigs; | |
909 | int catchsigwinch; | |
910 | ||
5bdf8622 DJ |
911 | /* search state */ |
912 | ||
913 | /* completion state */ | |
4a11f206 PP |
914 | rl_compentry_func_t *entryfunc; |
915 | rl_compentry_func_t *menuentryfunc; | |
916 | rl_compignore_func_t *ignorefunc; | |
917 | rl_completion_func_t *attemptfunc; | |
918 | char *wordbreakchars; | |
5bdf8622 DJ |
919 | |
920 | /* options state */ | |
921 | ||
4a11f206 PP |
922 | /* hook state */ |
923 | ||
9255ee31 EZ |
924 | /* reserved for future expansion, so the struct size doesn't change */ |
925 | char reserved[64]; | |
926 | }; | |
927 | ||
928 | extern int rl_save_state PARAMS((struct readline_state *)); | |
929 | extern int rl_restore_state PARAMS((struct readline_state *)); | |
d60d9f65 | 930 | |
c862e87b JM |
931 | #ifdef __cplusplus |
932 | } | |
933 | #endif | |
934 | ||
d60d9f65 | 935 | #endif /* _READLINE_H_ */ |