Commit | Line | Data |
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f377b406 | 1 | /* General functions for the WDB TUI. |
f33c6cbf | 2 | |
42a4f53d | 3 | Copyright (C) 1998-2019 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" | |
39db33d6 SC |
33 | #include "target.h" |
34 | #include "frame.h" | |
35 | #include "breakpoint.h" | |
c6f60bcd | 36 | #include "inferior.h" |
52575520 EZ |
37 | #include "symtab.h" |
38 | #include "source.h" | |
3278a9f5 | 39 | #include "terminal.h" |
ab33ab13 | 40 | #include "top.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" }, | |
a5afdb16 | 77 | { 'o', "nexti" }, |
e09d2eba SC |
78 | { 'r', "run" }, |
79 | { 's', "step" }, | |
a5afdb16 | 80 | { 'i', "stepi" }, |
e09d2eba SC |
81 | { 'u', "up" }, |
82 | { 'v', "info locals" }, | |
83 | { 'w', "where" }, | |
84 | { 0, 0 }, | |
85 | }; | |
86 | ||
87 | static Keymap tui_keymap; | |
88 | static Keymap tui_readline_standard_keymap; | |
89 | ||
90 | /* TUI readline command. | |
91 | Switch the output mode between TUI/standard gdb. */ | |
39db33d6 | 92 | static int |
88fa91b4 | 93 | tui_rl_switch_mode (int notused1, int notused2) |
c906108c | 94 | { |
551cb6a5 PA |
95 | |
96 | /* Don't let exceptions escape. We're in the middle of a readline | |
97 | callback that isn't prepared for that. */ | |
a70b8144 | 98 | try |
c906108c | 99 | { |
551cb6a5 PA |
100 | if (tui_active) |
101 | { | |
102 | tui_disable (); | |
103 | rl_prep_terminal (0); | |
104 | } | |
105 | else | |
106 | { | |
107 | /* If tui_enable throws, we'll re-prep below. */ | |
108 | rl_deprep_terminal (); | |
109 | tui_enable (); | |
110 | } | |
39db33d6 | 111 | } |
230d2906 | 112 | catch (const gdb_exception &ex) |
39db33d6 | 113 | { |
551cb6a5 PA |
114 | exception_print (gdb_stderr, ex); |
115 | ||
116 | if (!tui_active) | |
117 | rl_prep_terminal (0); | |
c906108c | 118 | } |
c906108c | 119 | |
1cc6d956 MS |
120 | /* Clear the readline in case switching occurred in middle of |
121 | something. */ | |
39db33d6 SC |
122 | if (rl_end) |
123 | rl_kill_text (0, rl_end); | |
124 | ||
125 | /* Since we left the curses mode, the terminal mode is restored to | |
126 | some previous state. That state may not be suitable for readline | |
127 | to work correctly (it may be restored in line mode). We force an | |
1cc6d956 MS |
128 | exit of the current readline so that readline is re-entered and |
129 | it will be able to setup the terminal for its needs. By | |
130 | re-entering in readline, we also redisplay its prompt in the | |
131 | non-curses mode. */ | |
39db33d6 | 132 | rl_newline (1, '\n'); |
c6f60bcd | 133 | |
1cc6d956 MS |
134 | /* Make sure the \n we are returning does not repeat the last |
135 | command. */ | |
c6f60bcd | 136 | dont_repeat (); |
39db33d6 SC |
137 | return 0; |
138 | } | |
c906108c | 139 | |
6ba6ffa2 SC |
140 | /* TUI readline command. |
141 | Change the TUI layout to show a next layout. | |
377c38ea | 142 | This function is bound to CTRL-X 2. It is intended to provide |
1cc6d956 MS |
143 | a functionality close to the Emacs split-window command. We |
144 | always show two windows (src+asm), (src+regs) or (asm+regs). */ | |
377c38ea | 145 | static int |
88fa91b4 | 146 | tui_rl_change_windows (int notused1, int notused2) |
377c38ea SC |
147 | { |
148 | if (!tui_active) | |
1cc6d956 | 149 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
377c38ea SC |
150 | |
151 | if (tui_active) | |
152 | { | |
2a8854a7 | 153 | enum tui_layout_type new_layout; |
377c38ea | 154 | |
dd1abb8c | 155 | new_layout = tui_current_layout (); |
377c38ea | 156 | |
1cc6d956 MS |
157 | /* Select a new layout to have a rolling layout behavior with |
158 | always two windows (except when undefined). */ | |
377c38ea SC |
159 | switch (new_layout) |
160 | { | |
161 | case SRC_COMMAND: | |
162 | new_layout = SRC_DISASSEM_COMMAND; | |
163 | break; | |
164 | ||
165 | case DISASSEM_COMMAND: | |
166 | new_layout = SRC_DISASSEM_COMMAND; | |
167 | break; | |
168 | ||
169 | case SRC_DATA_COMMAND: | |
170 | new_layout = SRC_DISASSEM_COMMAND; | |
171 | break; | |
172 | ||
173 | case SRC_DISASSEM_COMMAND: | |
174 | new_layout = DISASSEM_DATA_COMMAND; | |
175 | break; | |
176 | ||
177 | case DISASSEM_DATA_COMMAND: | |
178 | new_layout = SRC_DATA_COMMAND; | |
179 | break; | |
180 | ||
181 | default: | |
182 | new_layout = SRC_COMMAND; | |
183 | break; | |
184 | } | |
7bd0be3a | 185 | tui_set_layout (new_layout); |
377c38ea SC |
186 | } |
187 | return 0; | |
188 | } | |
189 | ||
6ba6ffa2 SC |
190 | /* TUI readline command. |
191 | Delete the second TUI window to only show one. */ | |
377c38ea | 192 | static int |
88fa91b4 | 193 | tui_rl_delete_other_windows (int notused1, int notused2) |
377c38ea SC |
194 | { |
195 | if (!tui_active) | |
1cc6d956 | 196 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
377c38ea SC |
197 | |
198 | if (tui_active) | |
199 | { | |
2a8854a7 | 200 | enum tui_layout_type new_layout; |
377c38ea | 201 | |
dd1abb8c | 202 | new_layout = tui_current_layout (); |
377c38ea SC |
203 | |
204 | /* Kill one window. */ | |
205 | switch (new_layout) | |
206 | { | |
207 | case SRC_COMMAND: | |
208 | case SRC_DATA_COMMAND: | |
209 | case SRC_DISASSEM_COMMAND: | |
210 | default: | |
211 | new_layout = SRC_COMMAND; | |
212 | break; | |
213 | ||
214 | case DISASSEM_COMMAND: | |
215 | case DISASSEM_DATA_COMMAND: | |
216 | new_layout = DISASSEM_COMMAND; | |
217 | break; | |
218 | } | |
7bd0be3a | 219 | tui_set_layout (new_layout); |
377c38ea SC |
220 | } |
221 | return 0; | |
222 | } | |
223 | ||
3fc14bdb SC |
224 | /* TUI readline command. |
225 | Switch the active window to give the focus to a next window. */ | |
226 | static int | |
227 | tui_rl_other_window (int count, int key) | |
228 | { | |
5b6fe301 | 229 | struct tui_win_info *win_info; |
3fc14bdb SC |
230 | |
231 | if (!tui_active) | |
1cc6d956 | 232 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
3fc14bdb | 233 | |
6ba8e26f AC |
234 | win_info = tui_next_win (tui_win_with_focus ()); |
235 | if (win_info) | |
3fc14bdb | 236 | { |
6ba8e26f | 237 | tui_set_win_focus_to (win_info); |
cb2ce893 | 238 | keypad (TUI_CMD_WIN->handle, (win_info != TUI_CMD_WIN)); |
3fc14bdb SC |
239 | } |
240 | return 0; | |
241 | } | |
242 | ||
e09d2eba SC |
243 | /* TUI readline command. |
244 | Execute the gdb command bound to the specified key. */ | |
245 | static int | |
246 | tui_rl_command_key (int count, int key) | |
247 | { | |
248 | int i; | |
249 | ||
250 | reinitialize_more_filter (); | |
251 | for (i = 0; tui_commands[i].cmd; i++) | |
252 | { | |
253 | if (tui_commands[i].key == key) | |
254 | { | |
e840f632 SC |
255 | /* Insert the command in the readline buffer. |
256 | Avoid calling the gdb command here since it creates | |
257 | a possible recursion on readline if prompt_for_continue | |
258 | is called (See PR 9584). The command will also appear | |
259 | in the readline history which turns out to be better. */ | |
260 | rl_insert_text (tui_commands[i].cmd); | |
261 | rl_newline (1, '\n'); | |
9b8d6827 SC |
262 | |
263 | /* Switch to gdb command mode while executing the command. | |
264 | This way the gdb's continue prompty will be displayed. */ | |
265 | tui_set_key_mode (TUI_ONE_COMMAND_MODE); | |
e09d2eba SC |
266 | return 0; |
267 | } | |
268 | } | |
269 | return 0; | |
270 | } | |
271 | ||
272 | /* TUI readline command. | |
273 | Temporarily leave the TUI SingleKey mode to allow editing | |
274 | a gdb command with the normal readline. Once the command | |
275 | is executed, the TUI SingleKey mode is installed back. */ | |
276 | static int | |
277 | tui_rl_command_mode (int count, int key) | |
278 | { | |
6d012f14 | 279 | tui_set_key_mode (TUI_ONE_COMMAND_MODE); |
e09d2eba SC |
280 | return rl_insert (count, key); |
281 | } | |
282 | ||
283 | /* TUI readline command. | |
284 | Switch between TUI SingleKey mode and gdb readline editing. */ | |
285 | static int | |
88fa91b4 | 286 | tui_rl_next_keymap (int notused1, int notused2) |
e09d2eba | 287 | { |
3fc14bdb | 288 | if (!tui_active) |
1cc6d956 | 289 | tui_rl_switch_mode (0 /* notused */, 0 /* notused */); |
3fc14bdb | 290 | |
6d012f14 AC |
291 | tui_set_key_mode (tui_current_key_mode == TUI_COMMAND_MODE |
292 | ? TUI_SINGLE_KEY_MODE : TUI_COMMAND_MODE); | |
e09d2eba SC |
293 | return 0; |
294 | } | |
295 | ||
296 | /* Readline hook to redisplay ourself the gdb prompt. | |
297 | In the SingleKey mode, the prompt is not printed so that | |
298 | the command window is cleaner. It will be displayed if | |
299 | we temporarily leave the SingleKey mode. */ | |
300 | static int | |
d02c80cd | 301 | tui_rl_startup_hook (void) |
e09d2eba | 302 | { |
8cee930b | 303 | rl_already_prompted = 1; |
ab33ab13 | 304 | if (tui_current_key_mode != TUI_COMMAND_MODE |
dbf30ca3 | 305 | && !gdb_in_secondary_prompt_p (current_ui)) |
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 | { |
39db33d6 SC |
399 | if (tui_active) |
400 | return; | |
401 | ||
402 | /* To avoid to initialize curses when gdb starts, there is a defered | |
403 | curses initialization. This initialization is made only once | |
404 | and the first time the curses mode is entered. */ | |
405 | if (tui_finish_init) | |
c906108c | 406 | { |
39db33d6 | 407 | WINDOW *w; |
84eda397 | 408 | SCREEN *s; |
a6a4b2c6 EZ |
409 | #ifndef __MINGW32__ |
410 | const char *cap; | |
411 | #endif | |
84eda397 PA |
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. */ | |
d525a99b | 416 | interp = top_level_interpreter ()->name (); |
84eda397 PA |
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) | |
adf3dde5 | 430 | s = newterm ((char *) "unknown", stdout, stdin); |
6b8a872f | 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; | |
1d1d0bf7 TT |
438 | if (has_colors ()) |
439 | { | |
440 | #ifdef HAVE_USE_DEFAULT_COLORS | |
441 | /* Ncurses extension to help with resetting to the default | |
442 | color. */ | |
443 | use_default_colors (); | |
444 | #endif | |
445 | start_color (); | |
446 | } | |
84eda397 | 447 | |
6b8a872f EZ |
448 | /* Check required terminal capabilities. The MinGW port of |
449 | ncurses does have them, but doesn't expose them through "cup". */ | |
450 | #ifndef __MINGW32__ | |
a121b7c1 | 451 | cap = tigetstr ((char *) "cup"); |
84eda397 PA |
452 | if (cap == NULL || cap == (char *) -1 || *cap == '\0') |
453 | { | |
454 | endwin (); | |
455 | delscreen (s); | |
456 | error (_("Cannot enable the TUI: " | |
457 | "terminal doesn't support cursor addressing [TERM=%s]"), | |
458 | gdb_getenv_term ()); | |
459 | } | |
6b8a872f | 460 | #endif |
39db33d6 | 461 | |
377c38ea SC |
462 | cbreak (); |
463 | noecho (); | |
1cc6d956 | 464 | /* timeout (1); */ |
39db33d6 SC |
465 | nodelay(w, FALSE); |
466 | nl(); | |
467 | keypad (w, TRUE); | |
468 | rl_initialize (); | |
dd1abb8c AC |
469 | tui_set_term_height_to (LINES); |
470 | tui_set_term_width_to (COLS); | |
39db33d6 SC |
471 | def_prog_mode (); |
472 | ||
47d3492a | 473 | tui_show_frame_info (0); |
7bd0be3a | 474 | tui_set_layout (SRC_COMMAND); |
6d012f14 | 475 | tui_set_win_focus_to (TUI_SRC_WIN); |
cb2ce893 TT |
476 | keypad (TUI_CMD_WIN->handle, TRUE); |
477 | wrefresh (TUI_CMD_WIN->handle); | |
39db33d6 | 478 | tui_finish_init = 0; |
c906108c | 479 | } |
39db33d6 SC |
480 | else |
481 | { | |
482 | /* Save the current gdb setting of the terminal. | |
483 | Curses will restore this state when endwin() is called. */ | |
484 | def_shell_mode (); | |
485 | clearok (stdscr, TRUE); | |
486 | } | |
c906108c | 487 | |
39db33d6 SC |
488 | /* Install the TUI specific hooks. */ |
489 | tui_install_hooks (); | |
e09d2eba | 490 | rl_startup_hook = tui_rl_startup_hook; |
c906108c | 491 | |
377c38ea SC |
492 | tui_update_variables (); |
493 | ||
39db33d6 | 494 | tui_setup_io (1); |
c906108c | 495 | |
39db33d6 | 496 | tui_active = 1; |
297d1607 | 497 | |
f8e5e23e PA |
498 | /* Resize windows before anything might display/refresh a |
499 | window. */ | |
fc6b1256 PP |
500 | if (tui_win_resized ()) |
501 | { | |
fc6b1256 | 502 | tui_set_win_resized_to (FALSE); |
1e04046d | 503 | tui_resize_all (); |
fc6b1256 | 504 | } |
f8e5e23e PA |
505 | |
506 | if (deprecated_safe_get_selected_frame ()) | |
507 | tui_show_frame_info (deprecated_safe_get_selected_frame ()); | |
508 | ||
509 | /* Restore TUI keymap. */ | |
510 | tui_set_key_mode (tui_current_key_mode); | |
511 | ||
512 | /* Refresh the screen. */ | |
a21fcd8f | 513 | tui_refresh_all_win (); |
1533ce99 SC |
514 | |
515 | /* Update gdb's knowledge of its terminal. */ | |
3278a9f5 | 516 | gdb_save_tty_state (); |
3e752b04 | 517 | tui_update_gdb_sizes (); |
39db33d6 SC |
518 | } |
519 | ||
520 | /* Leave the tui mode. | |
521 | Remove the tui hooks and configure the gdb output and readline | |
522 | back to their original state. The curses mode is left so that | |
523 | the terminal setting is restored to the point when we entered. */ | |
c906108c | 524 | void |
39db33d6 | 525 | tui_disable (void) |
c906108c | 526 | { |
39db33d6 SC |
527 | if (!tui_active) |
528 | return; | |
c906108c | 529 | |
e3da6fc5 SC |
530 | /* Restore initial readline keymap. */ |
531 | rl_set_keymap (tui_readline_standard_keymap); | |
532 | ||
39db33d6 SC |
533 | /* Remove TUI hooks. */ |
534 | tui_remove_hooks (); | |
e09d2eba SC |
535 | rl_startup_hook = 0; |
536 | rl_already_prompted = 0; | |
c906108c | 537 | |
39db33d6 SC |
538 | /* Leave curses and restore previous gdb terminal setting. */ |
539 | endwin (); | |
c906108c | 540 | |
39db33d6 SC |
541 | /* gdb terminal has changed, update gdb internal copy of it |
542 | so that terminal management with the inferior works. */ | |
543 | tui_setup_io (0); | |
c906108c | 544 | |
1533ce99 | 545 | /* Update gdb's knowledge of its terminal. */ |
3278a9f5 | 546 | gdb_save_tty_state (); |
1533ce99 | 547 | |
39db33d6 | 548 | tui_active = 0; |
3e752b04 | 549 | tui_update_gdb_sizes (); |
39db33d6 | 550 | } |
c906108c | 551 | |
a4ea0946 AB |
552 | /* Command wrapper for enabling tui mode. */ |
553 | ||
554 | static void | |
b961da0b | 555 | tui_enable_command (const char *args, int from_tty) |
a4ea0946 AB |
556 | { |
557 | tui_enable (); | |
558 | } | |
559 | ||
560 | /* Command wrapper for leaving tui mode. */ | |
561 | ||
562 | static void | |
b961da0b | 563 | tui_disable_command (const char *args, int from_tty) |
a4ea0946 AB |
564 | { |
565 | tui_disable (); | |
566 | } | |
567 | ||
c906108c | 568 | void |
08ef48c5 MS |
569 | strcat_to_buf (char *buf, int buflen, |
570 | const char *item_to_add) | |
c906108c | 571 | { |
63a33118 | 572 | if (item_to_add != NULL && buf != NULL) |
c906108c | 573 | { |
6ba8e26f AC |
574 | if ((strlen (buf) + strlen (item_to_add)) <= buflen) |
575 | strcat (buf, item_to_add); | |
c906108c | 576 | else |
6ba8e26f | 577 | strncat (buf, item_to_add, (buflen - strlen (buf))); |
c906108c | 578 | } |
c906108c SS |
579 | } |
580 | ||
39db33d6 | 581 | #if 0 |
1cc6d956 | 582 | /* Solaris <sys/termios.h> defines CTRL. */ |
39db33d6 SC |
583 | #ifndef CTRL |
584 | #define CTRL(x) (x & ~0140) | |
585 | #endif | |
c906108c | 586 | |
39db33d6 SC |
587 | #define FILEDES 2 |
588 | #define CHK(val, dft) (val<=0 ? dft : val) | |
c906108c SS |
589 | |
590 | static void | |
6ba8e26f | 591 | tui_reset (void) |
c906108c SS |
592 | { |
593 | struct termio mode; | |
594 | ||
ef5eab5a MS |
595 | /* Reset the teletype mode bits to a sensible state. |
596 | Copied tset.c. */ | |
1f04aa62 | 597 | #if defined (TIOCGETC) |
c906108c | 598 | struct tchars tbuf; |
1f04aa62 | 599 | #endif /* TIOCGETC */ |
c906108c SS |
600 | #ifdef UCB_NTTY |
601 | struct ltchars ltc; | |
602 | ||
603 | if (ldisc == NTTYDISC) | |
604 | { | |
605 | ioctl (FILEDES, TIOCGLTC, <c); | |
606 | ltc.t_suspc = CHK (ltc.t_suspc, CTRL ('Z')); | |
607 | ltc.t_dsuspc = CHK (ltc.t_dsuspc, CTRL ('Y')); | |
608 | ltc.t_rprntc = CHK (ltc.t_rprntc, CTRL ('R')); | |
609 | ltc.t_flushc = CHK (ltc.t_flushc, CTRL ('O')); | |
610 | ltc.t_werasc = CHK (ltc.t_werasc, CTRL ('W')); | |
611 | ltc.t_lnextc = CHK (ltc.t_lnextc, CTRL ('V')); | |
612 | ioctl (FILEDES, TIOCSLTC, <c); | |
613 | } | |
614 | #endif /* UCB_NTTY */ | |
c906108c SS |
615 | #ifdef TIOCGETC |
616 | ioctl (FILEDES, TIOCGETC, &tbuf); | |
617 | tbuf.t_intrc = CHK (tbuf.t_intrc, CTRL ('?')); | |
618 | tbuf.t_quitc = CHK (tbuf.t_quitc, CTRL ('\\')); | |
619 | tbuf.t_startc = CHK (tbuf.t_startc, CTRL ('Q')); | |
620 | tbuf.t_stopc = CHK (tbuf.t_stopc, CTRL ('S')); | |
621 | tbuf.t_eofc = CHK (tbuf.t_eofc, CTRL ('D')); | |
1cc6d956 | 622 | /* brkc is left alone. */ |
c906108c SS |
623 | ioctl (FILEDES, TIOCSETC, &tbuf); |
624 | #endif /* TIOCGETC */ | |
625 | mode.sg_flags &= ~(RAW | |
626 | #ifdef CBREAK | |
627 | | CBREAK | |
628 | #endif /* CBREAK */ | |
629 | | VTDELAY | ALLDELAY); | |
630 | mode.sg_flags |= XTABS | ECHO | CRMOD | ANYP; | |
c906108c SS |
631 | |
632 | return; | |
6ba8e26f | 633 | } |
39db33d6 SC |
634 | #endif |
635 | ||
c6f60bcd | 636 | void |
56d397a3 | 637 | tui_show_source (const char *fullname, int line) |
c6f60bcd | 638 | { |
52575520 | 639 | struct symtab_and_line cursal = get_current_source_symtab_and_line (); |
1c5313c5 | 640 | |
1cc6d956 | 641 | /* Make sure that the source window is displayed. */ |
080ce8c0 | 642 | tui_add_win_to_layout (SRC_WIN); |
c6f60bcd | 643 | |
f80bda8e | 644 | tui_update_source_windows_with_line (cursal.symtab, line); |
56d397a3 | 645 | tui_update_locator_fullname (fullname); |
c6f60bcd | 646 | } |
1403b519 SC |
647 | |
648 | void | |
13274fc3 | 649 | tui_show_assembly (struct gdbarch *gdbarch, CORE_ADDR addr) |
1403b519 | 650 | { |
080ce8c0 | 651 | tui_add_win_to_layout (DISASSEM_WIN); |
13274fc3 | 652 | tui_update_source_windows_with_addr (gdbarch, addr); |
1403b519 SC |
653 | } |
654 | ||
56122977 | 655 | bool |
22940a24 | 656 | tui_is_window_visible (enum tui_win_type type) |
1403b519 | 657 | { |
021e7609 | 658 | if (tui_active == 0) |
56122977 | 659 | return false; |
1403b519 | 660 | |
6d012f14 | 661 | if (tui_win_list[type] == 0) |
56122977 | 662 | return false; |
1403b519 | 663 | |
cb2ce893 | 664 | return tui_win_list[type]->is_visible; |
1403b519 SC |
665 | } |
666 | ||
667 | int | |
08ef48c5 MS |
668 | tui_get_command_dimension (unsigned int *width, |
669 | unsigned int *height) | |
1403b519 | 670 | { |
6d012f14 | 671 | if (!tui_active || (TUI_CMD_WIN == NULL)) |
1403b519 SC |
672 | { |
673 | return 0; | |
674 | } | |
675 | ||
cb2ce893 TT |
676 | *width = TUI_CMD_WIN->width; |
677 | *height = TUI_CMD_WIN->height; | |
1403b519 SC |
678 | return 1; |
679 | } | |
a4ea0946 | 680 | |
a4ea0946 AB |
681 | void |
682 | _initialize_tui (void) | |
683 | { | |
684 | struct cmd_list_element **tuicmd; | |
685 | ||
686 | tuicmd = tui_get_cmd_list (); | |
687 | ||
688 | add_cmd ("enable", class_tui, tui_enable_command, | |
689 | _("Enable TUI display mode."), | |
690 | tuicmd); | |
691 | add_cmd ("disable", class_tui, tui_disable_command, | |
692 | _("Disable TUI display mode."), | |
693 | tuicmd); | |
694 | } |