Commit | Line | Data |
---|---|---|
f377b406 | 1 | /* General functions for the WDB TUI. |
f33c6cbf | 2 | |
32d0add0 | 3 | Copyright (C) 1998-2015 Free Software Foundation, Inc. |
f33c6cbf | 4 | |
f377b406 SC |
5 | Contributed by Hewlett-Packard Company. |
6 | ||
7 | This file is part of GDB. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 11 | the Free Software Foundation; either version 3 of the License, or |
f377b406 SC |
12 | (at your option) any later version. |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c | 21 | |
c906108c SS |
22 | #include "defs.h" |
23 | #include "gdbcmd.h" | |
d7b2e967 | 24 | #include "tui/tui.h" |
6a83354a | 25 | #include "tui/tui-hooks.h" |
d7b2e967 AC |
26 | #include "tui/tui-data.h" |
27 | #include "tui/tui-layout.h" | |
28 | #include "tui/tui-io.h" | |
29 | #include "tui/tui-regs.h" | |
30 | #include "tui/tui-stack.h" | |
31 | #include "tui/tui-win.h" | |
32 | #include "tui/tui-winsource.h" | |
33 | #include "tui/tui-windata.h" | |
39db33d6 SC |
34 | #include "target.h" |
35 | #include "frame.h" | |
36 | #include "breakpoint.h" | |
c6f60bcd | 37 | #include "inferior.h" |
52575520 EZ |
38 | #include "symtab.h" |
39 | #include "source.h" | |
3278a9f5 | 40 | #include "terminal.h" |
39db33d6 | 41 | |
479272a3 | 42 | #include <ctype.h> |
479272a3 JB |
43 | #include <signal.h> |
44 | #include <fcntl.h> | |
45 | #if 0 | |
46 | #include <termio.h> | |
47 | #endif | |
48 | #include <setjmp.h> | |
49 | ||
6a83354a | 50 | #include "gdb_curses.h" |
84eda397 | 51 | #include "interps.h" |
96ec9981 | 52 | |
9671aeef MK |
53 | /* This redefines CTRL if it is not already defined, so it must come |
54 | after terminal state releated include files like <term.h> and | |
f9a79064 | 55 | "gdb_curses.h". */ |
dbda9972 | 56 | #include "readline/readline.h" |
9671aeef | 57 | |
39db33d6 SC |
58 | /* Tells whether the TUI is active or not. */ |
59 | int tui_active = 0; | |
60 | static int tui_finish_init = 1; | |
61 | ||
6d012f14 | 62 | enum tui_key_mode tui_current_key_mode = TUI_COMMAND_MODE; |
e09d2eba SC |
63 | |
64 | struct tui_char_command | |
65 | { | |
66 | unsigned char key; | |
5b6fe301 | 67 | const char *cmd; |
e09d2eba SC |
68 | }; |
69 | ||
1cc6d956 MS |
70 | /* Key mapping to gdb commands when the TUI is using the single key |
71 | mode. */ | |
e09d2eba SC |
72 | static const struct tui_char_command tui_commands[] = { |
73 | { 'c', "continue" }, | |
74 | { 'd', "down" }, | |
75 | { 'f', "finish" }, | |
76 | { 'n', "next" }, | |
77 | { 'r', "run" }, | |
78 | { 's', "step" }, | |
79 | { 'u', "up" }, | |
80 | { 'v', "info locals" }, | |
81 | { 'w', "where" }, | |
82 | { 0, 0 }, | |
83 | }; | |
84 | ||
85 | static Keymap tui_keymap; | |
86 | static Keymap tui_readline_standard_keymap; | |
87 | ||
88 | /* TUI readline command. | |
89 | Switch the output mode between TUI/standard gdb. */ | |
39db33d6 | 90 | static int |
88fa91b4 | 91 | tui_rl_switch_mode (int notused1, int notused2) |
c906108c | 92 | { |
551cb6a5 PA |
93 | |
94 | /* Don't let exceptions escape. We're in the middle of a readline | |
95 | callback that isn't prepared for that. */ | |
492d29ea | 96 | TRY |
c906108c | 97 | { |
551cb6a5 PA |
98 | if (tui_active) |
99 | { | |
100 | tui_disable (); | |
101 | rl_prep_terminal (0); | |
102 | } | |
103 | else | |
104 | { | |
105 | /* If tui_enable throws, we'll re-prep below. */ | |
106 | rl_deprep_terminal (); | |
107 | tui_enable (); | |
108 | } | |
39db33d6 | 109 | } |
492d29ea | 110 | CATCH (ex, RETURN_MASK_ALL) |
39db33d6 | 111 | { |
551cb6a5 PA |
112 | exception_print (gdb_stderr, ex); |
113 | ||
114 | if (!tui_active) | |
115 | rl_prep_terminal (0); | |
c906108c | 116 | } |
492d29ea | 117 | END_CATCH |
c906108c | 118 | |
1cc6d956 MS |
119 | /* Clear the readline in case switching occurred in middle of |
120 | something. */ | |
39db33d6 SC |
121 | if (rl_end) |
122 | rl_kill_text (0, rl_end); | |
123 | ||
124 | /* Since we left the curses mode, the terminal mode is restored to | |
125 | some previous state. That state may not be suitable for readline | |
126 | to work correctly (it may be restored in line mode). We force an | |
1cc6d956 MS |
127 | exit of the current readline so that readline is re-entered and |
128 | it will be able to setup the terminal for its needs. By | |
129 | re-entering in readline, we also redisplay its prompt in the | |
130 | non-curses mode. */ | |
39db33d6 | 131 | rl_newline (1, '\n'); |
c6f60bcd | 132 | |
1cc6d956 MS |
133 | /* Make sure the \n we are returning does not repeat the last |
134 | command. */ | |
c6f60bcd | 135 | dont_repeat (); |
39db33d6 SC |
136 | return 0; |
137 | } | |
c906108c | 138 | |
6ba6ffa2 SC |
139 | /* TUI readline command. |
140 | Change the TUI layout to show a next layout. | |
377c38ea | 141 | This function is bound to CTRL-X 2. It is intended to provide |
1cc6d956 MS |
142 | a functionality close to the Emacs split-window command. We |
143 | always show two windows (src+asm), (src+regs) or (asm+regs). */ | |
377c38ea | 144 | static int |
88fa91b4 | 145 | tui_rl_change_windows (int notused1, int notused2) |
377c38ea SC |
146 | { |
147 | if (!tui_active) | |
1cc6d956 | 148 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
377c38ea SC |
149 | |
150 | if (tui_active) | |
151 | { | |
2a8854a7 | 152 | enum tui_layout_type new_layout; |
377c38ea | 153 | |
dd1abb8c | 154 | new_layout = tui_current_layout (); |
377c38ea | 155 | |
1cc6d956 MS |
156 | /* Select a new layout to have a rolling layout behavior with |
157 | always two windows (except when undefined). */ | |
377c38ea SC |
158 | switch (new_layout) |
159 | { | |
160 | case SRC_COMMAND: | |
161 | new_layout = SRC_DISASSEM_COMMAND; | |
162 | break; | |
163 | ||
164 | case DISASSEM_COMMAND: | |
165 | new_layout = SRC_DISASSEM_COMMAND; | |
166 | break; | |
167 | ||
168 | case SRC_DATA_COMMAND: | |
169 | new_layout = SRC_DISASSEM_COMMAND; | |
170 | break; | |
171 | ||
172 | case SRC_DISASSEM_COMMAND: | |
173 | new_layout = DISASSEM_DATA_COMMAND; | |
174 | break; | |
175 | ||
176 | case DISASSEM_DATA_COMMAND: | |
177 | new_layout = SRC_DATA_COMMAND; | |
178 | break; | |
179 | ||
180 | default: | |
181 | new_layout = SRC_COMMAND; | |
182 | break; | |
183 | } | |
7bd0be3a | 184 | tui_set_layout (new_layout); |
377c38ea SC |
185 | } |
186 | return 0; | |
187 | } | |
188 | ||
6ba6ffa2 SC |
189 | /* TUI readline command. |
190 | Delete the second TUI window to only show one. */ | |
377c38ea | 191 | static int |
88fa91b4 | 192 | tui_rl_delete_other_windows (int notused1, int notused2) |
377c38ea SC |
193 | { |
194 | if (!tui_active) | |
1cc6d956 | 195 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
377c38ea SC |
196 | |
197 | if (tui_active) | |
198 | { | |
2a8854a7 | 199 | enum tui_layout_type new_layout; |
377c38ea | 200 | |
dd1abb8c | 201 | new_layout = tui_current_layout (); |
377c38ea SC |
202 | |
203 | /* Kill one window. */ | |
204 | switch (new_layout) | |
205 | { | |
206 | case SRC_COMMAND: | |
207 | case SRC_DATA_COMMAND: | |
208 | case SRC_DISASSEM_COMMAND: | |
209 | default: | |
210 | new_layout = SRC_COMMAND; | |
211 | break; | |
212 | ||
213 | case DISASSEM_COMMAND: | |
214 | case DISASSEM_DATA_COMMAND: | |
215 | new_layout = DISASSEM_COMMAND; | |
216 | break; | |
217 | } | |
7bd0be3a | 218 | tui_set_layout (new_layout); |
377c38ea SC |
219 | } |
220 | return 0; | |
221 | } | |
222 | ||
3fc14bdb SC |
223 | /* TUI readline command. |
224 | Switch the active window to give the focus to a next window. */ | |
225 | static int | |
226 | tui_rl_other_window (int count, int key) | |
227 | { | |
5b6fe301 | 228 | struct tui_win_info *win_info; |
3fc14bdb SC |
229 | |
230 | if (!tui_active) | |
1cc6d956 | 231 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
3fc14bdb | 232 | |
6ba8e26f AC |
233 | win_info = tui_next_win (tui_win_with_focus ()); |
234 | if (win_info) | |
3fc14bdb | 235 | { |
6ba8e26f | 236 | tui_set_win_focus_to (win_info); |
6d012f14 | 237 | if (TUI_DATA_WIN && TUI_DATA_WIN->generic.is_visible) |
edae1ccf | 238 | tui_refresh_data_win (); |
6ba8e26f | 239 | keypad (TUI_CMD_WIN->generic.handle, (win_info != TUI_CMD_WIN)); |
3fc14bdb SC |
240 | } |
241 | return 0; | |
242 | } | |
243 | ||
e09d2eba SC |
244 | /* TUI readline command. |
245 | Execute the gdb command bound to the specified key. */ | |
246 | static int | |
247 | tui_rl_command_key (int count, int key) | |
248 | { | |
249 | int i; | |
250 | ||
251 | reinitialize_more_filter (); | |
252 | for (i = 0; tui_commands[i].cmd; i++) | |
253 | { | |
254 | if (tui_commands[i].key == key) | |
255 | { | |
e840f632 SC |
256 | /* Insert the command in the readline buffer. |
257 | Avoid calling the gdb command here since it creates | |
258 | a possible recursion on readline if prompt_for_continue | |
259 | is called (See PR 9584). The command will also appear | |
260 | in the readline history which turns out to be better. */ | |
261 | rl_insert_text (tui_commands[i].cmd); | |
262 | rl_newline (1, '\n'); | |
9b8d6827 SC |
263 | |
264 | /* Switch to gdb command mode while executing the command. | |
265 | This way the gdb's continue prompty will be displayed. */ | |
266 | tui_set_key_mode (TUI_ONE_COMMAND_MODE); | |
e09d2eba SC |
267 | return 0; |
268 | } | |
269 | } | |
270 | return 0; | |
271 | } | |
272 | ||
273 | /* TUI readline command. | |
274 | Temporarily leave the TUI SingleKey mode to allow editing | |
275 | a gdb command with the normal readline. Once the command | |
276 | is executed, the TUI SingleKey mode is installed back. */ | |
277 | static int | |
278 | tui_rl_command_mode (int count, int key) | |
279 | { | |
6d012f14 | 280 | tui_set_key_mode (TUI_ONE_COMMAND_MODE); |
e09d2eba SC |
281 | return rl_insert (count, key); |
282 | } | |
283 | ||
284 | /* TUI readline command. | |
285 | Switch between TUI SingleKey mode and gdb readline editing. */ | |
286 | static int | |
88fa91b4 | 287 | tui_rl_next_keymap (int notused1, int notused2) |
e09d2eba | 288 | { |
3fc14bdb | 289 | if (!tui_active) |
1cc6d956 | 290 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
3fc14bdb | 291 | |
6d012f14 AC |
292 | tui_set_key_mode (tui_current_key_mode == TUI_COMMAND_MODE |
293 | ? TUI_SINGLE_KEY_MODE : TUI_COMMAND_MODE); | |
e09d2eba SC |
294 | return 0; |
295 | } | |
296 | ||
297 | /* Readline hook to redisplay ourself the gdb prompt. | |
298 | In the SingleKey mode, the prompt is not printed so that | |
299 | the command window is cleaner. It will be displayed if | |
300 | we temporarily leave the SingleKey mode. */ | |
301 | static int | |
d02c80cd | 302 | tui_rl_startup_hook (void) |
e09d2eba | 303 | { |
8cee930b | 304 | rl_already_prompted = 1; |
9b8d6827 | 305 | if (tui_current_key_mode != TUI_COMMAND_MODE && immediate_quit == 0) |
6d012f14 | 306 | tui_set_key_mode (TUI_SINGLE_KEY_MODE); |
8cee930b | 307 | tui_redisplay_readline (); |
e09d2eba SC |
308 | return 0; |
309 | } | |
310 | ||
1cc6d956 MS |
311 | /* Change the TUI key mode by installing the appropriate readline |
312 | keymap. */ | |
e09d2eba SC |
313 | void |
314 | tui_set_key_mode (enum tui_key_mode mode) | |
315 | { | |
316 | tui_current_key_mode = mode; | |
6d012f14 | 317 | rl_set_keymap (mode == TUI_SINGLE_KEY_MODE |
e09d2eba | 318 | ? tui_keymap : tui_readline_standard_keymap); |
47d3492a | 319 | tui_show_locator_content (); |
e09d2eba SC |
320 | } |
321 | ||
39db33d6 SC |
322 | /* Initialize readline and configure the keymap for the switching |
323 | key shortcut. */ | |
c906108c | 324 | void |
d02c80cd | 325 | tui_initialize_readline (void) |
c906108c | 326 | { |
e09d2eba SC |
327 | int i; |
328 | Keymap tui_ctlx_keymap; | |
329 | ||
39db33d6 | 330 | rl_initialize (); |
c906108c | 331 | |
6ba6ffa2 | 332 | rl_add_defun ("tui-switch-mode", tui_rl_switch_mode, -1); |
e09d2eba SC |
333 | rl_add_defun ("gdb-command", tui_rl_command_key, -1); |
334 | rl_add_defun ("next-keymap", tui_rl_next_keymap, -1); | |
335 | ||
336 | tui_keymap = rl_make_bare_keymap (); | |
337 | tui_ctlx_keymap = rl_make_bare_keymap (); | |
338 | tui_readline_standard_keymap = rl_get_keymap (); | |
339 | ||
340 | for (i = 0; tui_commands[i].cmd; i++) | |
341 | rl_bind_key_in_map (tui_commands[i].key, tui_rl_command_key, tui_keymap); | |
342 | ||
343 | rl_generic_bind (ISKMAP, "\\C-x", (char*) tui_ctlx_keymap, tui_keymap); | |
344 | ||
345 | /* Bind all other keys to tui_rl_command_mode so that we switch | |
346 | temporarily from SingleKey mode and can enter a gdb command. */ | |
e3da6fc5 | 347 | for (i = ' '; i < 0x7f; i++) |
e09d2eba SC |
348 | { |
349 | int j; | |
350 | ||
351 | for (j = 0; tui_commands[j].cmd; j++) | |
352 | if (tui_commands[j].key == i) | |
353 | break; | |
354 | ||
355 | if (tui_commands[j].cmd) | |
356 | continue; | |
357 | ||
358 | rl_bind_key_in_map (i, tui_rl_command_mode, tui_keymap); | |
359 | } | |
360 | ||
6ba6ffa2 | 361 | rl_bind_key_in_map ('a', tui_rl_switch_mode, emacs_ctlx_keymap); |
e09d2eba | 362 | rl_bind_key_in_map ('a', tui_rl_switch_mode, tui_ctlx_keymap); |
6ba6ffa2 | 363 | rl_bind_key_in_map ('A', tui_rl_switch_mode, emacs_ctlx_keymap); |
e09d2eba | 364 | rl_bind_key_in_map ('A', tui_rl_switch_mode, tui_ctlx_keymap); |
6ba6ffa2 | 365 | rl_bind_key_in_map (CTRL ('A'), tui_rl_switch_mode, emacs_ctlx_keymap); |
e09d2eba | 366 | rl_bind_key_in_map (CTRL ('A'), tui_rl_switch_mode, tui_ctlx_keymap); |
6ba6ffa2 | 367 | rl_bind_key_in_map ('1', tui_rl_delete_other_windows, emacs_ctlx_keymap); |
e09d2eba | 368 | rl_bind_key_in_map ('1', tui_rl_delete_other_windows, tui_ctlx_keymap); |
6ba6ffa2 | 369 | rl_bind_key_in_map ('2', tui_rl_change_windows, emacs_ctlx_keymap); |
e09d2eba | 370 | rl_bind_key_in_map ('2', tui_rl_change_windows, tui_ctlx_keymap); |
3fc14bdb SC |
371 | rl_bind_key_in_map ('o', tui_rl_other_window, emacs_ctlx_keymap); |
372 | rl_bind_key_in_map ('o', tui_rl_other_window, tui_ctlx_keymap); | |
e09d2eba SC |
373 | rl_bind_key_in_map ('q', tui_rl_next_keymap, tui_keymap); |
374 | rl_bind_key_in_map ('s', tui_rl_next_keymap, emacs_ctlx_keymap); | |
375 | rl_bind_key_in_map ('s', tui_rl_next_keymap, tui_ctlx_keymap); | |
39db33d6 | 376 | } |
c906108c | 377 | |
84eda397 PA |
378 | /* Return the TERM variable from the environment, or "<unset>" |
379 | if not set. */ | |
380 | ||
381 | static const char * | |
382 | gdb_getenv_term (void) | |
383 | { | |
384 | const char *term; | |
385 | ||
386 | term = getenv ("TERM"); | |
387 | if (term != NULL) | |
388 | return term; | |
389 | return "<unset>"; | |
390 | } | |
391 | ||
39db33d6 SC |
392 | /* Enter in the tui mode (curses). |
393 | When in normal mode, it installs the tui hooks in gdb, redirects | |
394 | the gdb output, configures the readline to work in tui mode. | |
395 | When in curses mode, it does nothing. */ | |
c906108c | 396 | void |
39db33d6 | 397 | tui_enable (void) |
c906108c | 398 | { |
84eda397 | 399 | struct interp *interp; |
956c2c8b | 400 | |
39db33d6 SC |
401 | if (tui_active) |
402 | return; | |
403 | ||
404 | /* To avoid to initialize curses when gdb starts, there is a defered | |
405 | curses initialization. This initialization is made only once | |
406 | and the first time the curses mode is entered. */ | |
407 | if (tui_finish_init) | |
c906108c | 408 | { |
39db33d6 | 409 | WINDOW *w; |
84eda397 PA |
410 | SCREEN *s; |
411 | const char *cap; | |
412 | const char *interp; | |
413 | ||
414 | /* If the top level interpreter is not the console/tui (e.g., | |
415 | MI), enabling curses will certainly lose. */ | |
416 | interp = interp_name (top_level_interpreter ()); | |
417 | if (strcmp (interp, INTERP_TUI) != 0) | |
418 | error (_("Cannot enable the TUI when the interpreter is '%s'"), interp); | |
419 | ||
420 | /* Don't try to setup curses (and print funny control | |
421 | characters) if we're not outputting to a terminal. */ | |
422 | if (!ui_file_isatty (gdb_stdout)) | |
423 | error (_("Cannot enable the TUI when output is not a terminal")); | |
424 | ||
c87e6d00 | 425 | s = newterm (NULL, stdout, stdin); |
6b8a872f EZ |
426 | #ifdef __MINGW32__ |
427 | /* The MinGW port of ncurses requires $TERM to be unset in order | |
428 | to activate the Windows console driver. */ | |
429 | if (s == NULL) | |
430 | s = newterm ("unknown", stdout, stdin); | |
431 | #endif | |
84eda397 PA |
432 | if (s == NULL) |
433 | { | |
434 | error (_("Cannot enable the TUI: error opening terminal [TERM=%s]"), | |
435 | gdb_getenv_term ()); | |
436 | } | |
437 | w = stdscr; | |
438 | ||
6b8a872f EZ |
439 | /* Check required terminal capabilities. The MinGW port of |
440 | ncurses does have them, but doesn't expose them through "cup". */ | |
441 | #ifndef __MINGW32__ | |
84eda397 PA |
442 | cap = tigetstr ("cup"); |
443 | if (cap == NULL || cap == (char *) -1 || *cap == '\0') | |
444 | { | |
445 | endwin (); | |
446 | delscreen (s); | |
447 | error (_("Cannot enable the TUI: " | |
448 | "terminal doesn't support cursor addressing [TERM=%s]"), | |
449 | gdb_getenv_term ()); | |
450 | } | |
6b8a872f | 451 | #endif |
39db33d6 | 452 | |
377c38ea SC |
453 | cbreak (); |
454 | noecho (); | |
1cc6d956 | 455 | /* timeout (1); */ |
39db33d6 SC |
456 | nodelay(w, FALSE); |
457 | nl(); | |
458 | keypad (w, TRUE); | |
459 | rl_initialize (); | |
dd1abb8c AC |
460 | tui_set_term_height_to (LINES); |
461 | tui_set_term_width_to (COLS); | |
39db33d6 SC |
462 | def_prog_mode (); |
463 | ||
47d3492a | 464 | tui_show_frame_info (0); |
7bd0be3a | 465 | tui_set_layout (SRC_COMMAND); |
6d012f14 AC |
466 | tui_set_win_focus_to (TUI_SRC_WIN); |
467 | keypad (TUI_CMD_WIN->generic.handle, TRUE); | |
468 | wrefresh (TUI_CMD_WIN->generic.handle); | |
39db33d6 | 469 | tui_finish_init = 0; |
c906108c | 470 | } |
39db33d6 SC |
471 | else |
472 | { | |
473 | /* Save the current gdb setting of the terminal. | |
474 | Curses will restore this state when endwin() is called. */ | |
475 | def_shell_mode (); | |
476 | clearok (stdscr, TRUE); | |
477 | } | |
c906108c | 478 | |
39db33d6 SC |
479 | /* Install the TUI specific hooks. */ |
480 | tui_install_hooks (); | |
e09d2eba | 481 | rl_startup_hook = tui_rl_startup_hook; |
c906108c | 482 | |
377c38ea SC |
483 | tui_update_variables (); |
484 | ||
39db33d6 | 485 | tui_setup_io (1); |
c906108c | 486 | |
39db33d6 | 487 | tui_active = 1; |
297d1607 | 488 | |
f8e5e23e PA |
489 | /* Resize windows before anything might display/refresh a |
490 | window. */ | |
fc6b1256 PP |
491 | if (tui_win_resized ()) |
492 | { | |
fc6b1256 | 493 | tui_set_win_resized_to (FALSE); |
1e04046d | 494 | tui_resize_all (); |
fc6b1256 | 495 | } |
f8e5e23e PA |
496 | |
497 | if (deprecated_safe_get_selected_frame ()) | |
498 | tui_show_frame_info (deprecated_safe_get_selected_frame ()); | |
499 | ||
500 | /* Restore TUI keymap. */ | |
501 | tui_set_key_mode (tui_current_key_mode); | |
502 | ||
503 | /* Refresh the screen. */ | |
a21fcd8f | 504 | tui_refresh_all_win (); |
1533ce99 SC |
505 | |
506 | /* Update gdb's knowledge of its terminal. */ | |
3278a9f5 | 507 | gdb_save_tty_state (); |
3e752b04 | 508 | tui_update_gdb_sizes (); |
39db33d6 SC |
509 | } |
510 | ||
511 | /* Leave the tui mode. | |
512 | Remove the tui hooks and configure the gdb output and readline | |
513 | back to their original state. The curses mode is left so that | |
514 | the terminal setting is restored to the point when we entered. */ | |
c906108c | 515 | void |
39db33d6 | 516 | tui_disable (void) |
c906108c | 517 | { |
39db33d6 SC |
518 | if (!tui_active) |
519 | return; | |
c906108c | 520 | |
e3da6fc5 SC |
521 | /* Restore initial readline keymap. */ |
522 | rl_set_keymap (tui_readline_standard_keymap); | |
523 | ||
39db33d6 SC |
524 | /* Remove TUI hooks. */ |
525 | tui_remove_hooks (); | |
e09d2eba SC |
526 | rl_startup_hook = 0; |
527 | rl_already_prompted = 0; | |
c906108c | 528 | |
39db33d6 SC |
529 | /* Leave curses and restore previous gdb terminal setting. */ |
530 | endwin (); | |
c906108c | 531 | |
39db33d6 SC |
532 | /* gdb terminal has changed, update gdb internal copy of it |
533 | so that terminal management with the inferior works. */ | |
534 | tui_setup_io (0); | |
c906108c | 535 | |
1533ce99 | 536 | /* Update gdb's knowledge of its terminal. */ |
3278a9f5 | 537 | gdb_save_tty_state (); |
1533ce99 | 538 | |
39db33d6 | 539 | tui_active = 0; |
3e752b04 | 540 | tui_update_gdb_sizes (); |
39db33d6 | 541 | } |
c906108c | 542 | |
a4ea0946 AB |
543 | /* Command wrapper for enabling tui mode. */ |
544 | ||
545 | static void | |
546 | tui_enable_command (char *args, int from_tty) | |
547 | { | |
548 | tui_enable (); | |
549 | } | |
550 | ||
551 | /* Command wrapper for leaving tui mode. */ | |
552 | ||
553 | static void | |
554 | tui_disable_command (char *args, int from_tty) | |
555 | { | |
556 | tui_disable (); | |
557 | } | |
558 | ||
c906108c | 559 | void |
08ef48c5 MS |
560 | strcat_to_buf (char *buf, int buflen, |
561 | const char *item_to_add) | |
c906108c | 562 | { |
6ba8e26f | 563 | if (item_to_add != (char *) NULL && buf != (char *) NULL) |
c906108c | 564 | { |
6ba8e26f AC |
565 | if ((strlen (buf) + strlen (item_to_add)) <= buflen) |
566 | strcat (buf, item_to_add); | |
c906108c | 567 | else |
6ba8e26f | 568 | strncat (buf, item_to_add, (buflen - strlen (buf))); |
c906108c | 569 | } |
c906108c SS |
570 | } |
571 | ||
39db33d6 | 572 | #if 0 |
1cc6d956 | 573 | /* Solaris <sys/termios.h> defines CTRL. */ |
39db33d6 SC |
574 | #ifndef CTRL |
575 | #define CTRL(x) (x & ~0140) | |
576 | #endif | |
c906108c | 577 | |
39db33d6 SC |
578 | #define FILEDES 2 |
579 | #define CHK(val, dft) (val<=0 ? dft : val) | |
c906108c SS |
580 | |
581 | static void | |
6ba8e26f | 582 | tui_reset (void) |
c906108c SS |
583 | { |
584 | struct termio mode; | |
585 | ||
ef5eab5a MS |
586 | /* Reset the teletype mode bits to a sensible state. |
587 | Copied tset.c. */ | |
1f04aa62 | 588 | #if defined (TIOCGETC) |
c906108c | 589 | struct tchars tbuf; |
1f04aa62 | 590 | #endif /* TIOCGETC */ |
c906108c SS |
591 | #ifdef UCB_NTTY |
592 | struct ltchars ltc; | |
593 | ||
594 | if (ldisc == NTTYDISC) | |
595 | { | |
596 | ioctl (FILEDES, TIOCGLTC, <c); | |
597 | ltc.t_suspc = CHK (ltc.t_suspc, CTRL ('Z')); | |
598 | ltc.t_dsuspc = CHK (ltc.t_dsuspc, CTRL ('Y')); | |
599 | ltc.t_rprntc = CHK (ltc.t_rprntc, CTRL ('R')); | |
600 | ltc.t_flushc = CHK (ltc.t_flushc, CTRL ('O')); | |
601 | ltc.t_werasc = CHK (ltc.t_werasc, CTRL ('W')); | |
602 | ltc.t_lnextc = CHK (ltc.t_lnextc, CTRL ('V')); | |
603 | ioctl (FILEDES, TIOCSLTC, <c); | |
604 | } | |
605 | #endif /* UCB_NTTY */ | |
c906108c SS |
606 | #ifdef TIOCGETC |
607 | ioctl (FILEDES, TIOCGETC, &tbuf); | |
608 | tbuf.t_intrc = CHK (tbuf.t_intrc, CTRL ('?')); | |
609 | tbuf.t_quitc = CHK (tbuf.t_quitc, CTRL ('\\')); | |
610 | tbuf.t_startc = CHK (tbuf.t_startc, CTRL ('Q')); | |
611 | tbuf.t_stopc = CHK (tbuf.t_stopc, CTRL ('S')); | |
612 | tbuf.t_eofc = CHK (tbuf.t_eofc, CTRL ('D')); | |
1cc6d956 | 613 | /* brkc is left alone. */ |
c906108c SS |
614 | ioctl (FILEDES, TIOCSETC, &tbuf); |
615 | #endif /* TIOCGETC */ | |
616 | mode.sg_flags &= ~(RAW | |
617 | #ifdef CBREAK | |
618 | | CBREAK | |
619 | #endif /* CBREAK */ | |
620 | | VTDELAY | ALLDELAY); | |
621 | mode.sg_flags |= XTABS | ECHO | CRMOD | ANYP; | |
c906108c SS |
622 | |
623 | return; | |
6ba8e26f | 624 | } |
39db33d6 SC |
625 | #endif |
626 | ||
c6f60bcd | 627 | void |
56d397a3 | 628 | tui_show_source (const char *fullname, int line) |
c6f60bcd | 629 | { |
52575520 | 630 | struct symtab_and_line cursal = get_current_source_symtab_and_line (); |
1c5313c5 | 631 | |
1cc6d956 | 632 | /* Make sure that the source window is displayed. */ |
080ce8c0 | 633 | tui_add_win_to_layout (SRC_WIN); |
c6f60bcd | 634 | |
f80bda8e | 635 | tui_update_source_windows_with_line (cursal.symtab, line); |
56d397a3 | 636 | tui_update_locator_fullname (fullname); |
c6f60bcd | 637 | } |
1403b519 SC |
638 | |
639 | void | |
13274fc3 | 640 | tui_show_assembly (struct gdbarch *gdbarch, CORE_ADDR addr) |
1403b519 | 641 | { |
080ce8c0 | 642 | tui_add_win_to_layout (DISASSEM_WIN); |
13274fc3 | 643 | tui_update_source_windows_with_addr (gdbarch, addr); |
1403b519 SC |
644 | } |
645 | ||
646 | int | |
22940a24 | 647 | tui_is_window_visible (enum tui_win_type type) |
1403b519 | 648 | { |
021e7609 | 649 | if (tui_active == 0) |
1403b519 SC |
650 | return 0; |
651 | ||
6d012f14 | 652 | if (tui_win_list[type] == 0) |
1403b519 SC |
653 | return 0; |
654 | ||
6d012f14 | 655 | return tui_win_list[type]->generic.is_visible; |
1403b519 SC |
656 | } |
657 | ||
658 | int | |
08ef48c5 MS |
659 | tui_get_command_dimension (unsigned int *width, |
660 | unsigned int *height) | |
1403b519 | 661 | { |
6d012f14 | 662 | if (!tui_active || (TUI_CMD_WIN == NULL)) |
1403b519 SC |
663 | { |
664 | return 0; | |
665 | } | |
666 | ||
6d012f14 AC |
667 | *width = TUI_CMD_WIN->generic.width; |
668 | *height = TUI_CMD_WIN->generic.height; | |
1403b519 SC |
669 | return 1; |
670 | } | |
a4ea0946 AB |
671 | |
672 | /* Provide a prototype to silence -Wmissing-prototypes. */ | |
673 | extern initialize_file_ftype _initialize_tui; | |
674 | ||
675 | void | |
676 | _initialize_tui (void) | |
677 | { | |
678 | struct cmd_list_element **tuicmd; | |
679 | ||
680 | tuicmd = tui_get_cmd_list (); | |
681 | ||
682 | add_cmd ("enable", class_tui, tui_enable_command, | |
683 | _("Enable TUI display mode."), | |
684 | tuicmd); | |
685 | add_cmd ("disable", class_tui, tui_disable_command, | |
686 | _("Disable TUI display mode."), | |
687 | tuicmd); | |
688 | } |