Commit | Line | Data |
---|---|---|
f377b406 | 1 | /* TUI display source/assembly window. |
f33c6cbf | 2 | |
ecd75fc8 | 3 | Copyright (C) 1998-2014 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 SS |
21 | |
22 | #include "defs.h" | |
23 | #include <ctype.h> | |
24 | #include "symtab.h" | |
25 | #include "frame.h" | |
26 | #include "breakpoint.h" | |
fd0407d6 | 27 | #include "value.h" |
52575520 | 28 | #include "source.h" |
13274fc3 | 29 | #include "objfiles.h" |
a7417d46 | 30 | #include "filenames.h" |
c906108c | 31 | |
d7b2e967 AC |
32 | #include "tui/tui.h" |
33 | #include "tui/tui-data.h" | |
34 | #include "tui/tui-stack.h" | |
35 | #include "tui/tui-win.h" | |
36 | #include "tui/tui-wingeneral.h" | |
37 | #include "tui/tui-winsource.h" | |
38 | #include "tui/tui-source.h" | |
39 | #include "tui/tui-disasm.h" | |
c906108c | 40 | |
0e9f083f | 41 | #include <string.h> |
6a83354a | 42 | #include "gdb_curses.h" |
362c05fe | 43 | #include "gdb_assert.h" |
c906108c | 44 | |
1f393769 | 45 | /* Function to display the "main" routine. */ |
c906108c | 46 | void |
1f393769 | 47 | tui_display_main (void) |
c906108c | 48 | { |
dd1abb8c | 49 | if ((tui_source_windows ())->count > 0) |
c906108c | 50 | { |
13274fc3 | 51 | struct gdbarch *gdbarch; |
c906108c SS |
52 | CORE_ADDR addr; |
53 | ||
13274fc3 | 54 | tui_get_begin_asm_address (&gdbarch, &addr); |
c774cec6 | 55 | if (addr != (CORE_ADDR) 0) |
c906108c SS |
56 | { |
57 | struct symtab_and_line sal; | |
58 | ||
13274fc3 | 59 | tui_update_source_windows_with_addr (gdbarch, addr); |
c906108c | 60 | sal = find_pc_line (addr, 0); |
2e17b763 | 61 | if (sal.symtab) |
56d397a3 | 62 | tui_update_locator_fullname (symtab_to_fullname (sal.symtab)); |
2e17b763 | 63 | else |
56d397a3 | 64 | tui_update_locator_fullname ("??"); |
c906108c SS |
65 | } |
66 | } | |
2e17b763 | 67 | } |
c906108c SS |
68 | |
69 | ||
70 | ||
f80bda8e AC |
71 | /* Function to display source in the source window. This function |
72 | initializes the horizontal scroll to 0. */ | |
c906108c | 73 | void |
08ef48c5 | 74 | tui_update_source_window (struct tui_win_info *win_info, |
13274fc3 | 75 | struct gdbarch *gdbarch, |
08ef48c5 MS |
76 | struct symtab *s, |
77 | struct tui_line_or_address line_or_addr, | |
78 | int noerror) | |
c906108c | 79 | { |
6d012f14 | 80 | win_info->detail.source_info.horizontal_offset = 0; |
13274fc3 | 81 | tui_update_source_window_as_is (win_info, gdbarch, s, line_or_addr, noerror); |
c906108c SS |
82 | |
83 | return; | |
f80bda8e | 84 | } |
c906108c SS |
85 | |
86 | ||
f80bda8e AC |
87 | /* Function to display source in the source/asm window. This function |
88 | shows the source as specified by the horizontal offset. */ | |
c906108c | 89 | void |
08ef48c5 | 90 | tui_update_source_window_as_is (struct tui_win_info *win_info, |
13274fc3 | 91 | struct gdbarch *gdbarch, |
08ef48c5 MS |
92 | struct symtab *s, |
93 | struct tui_line_or_address line_or_addr, | |
94 | int noerror) | |
c906108c | 95 | { |
22940a24 | 96 | enum tui_status ret; |
c906108c | 97 | |
6d012f14 | 98 | if (win_info->generic.type == SRC_WIN) |
362c05fe | 99 | ret = tui_set_source_content (s, line_or_addr.u.line_no, noerror); |
c906108c | 100 | else |
13274fc3 | 101 | ret = tui_set_disassem_content (gdbarch, line_or_addr.u.addr); |
c906108c SS |
102 | |
103 | if (ret == TUI_FAILURE) | |
104 | { | |
6d012f14 AC |
105 | tui_clear_source_content (win_info, EMPTY_SOURCE_PROMPT); |
106 | tui_clear_exec_info_content (win_info); | |
c906108c SS |
107 | } |
108 | else | |
109 | { | |
6d012f14 AC |
110 | tui_update_breakpoint_info (win_info, 0); |
111 | tui_show_source_content (win_info); | |
112 | tui_update_exec_info (win_info); | |
113 | if (win_info->generic.type == SRC_WIN) | |
c906108c | 114 | { |
52575520 EZ |
115 | struct symtab_and_line sal; |
116 | ||
58397cb7 | 117 | init_sal (&sal); |
362c05fe | 118 | sal.line = line_or_addr.u.line_no + |
6d012f14 | 119 | (win_info->generic.content_size - 2); |
52575520 | 120 | sal.symtab = s; |
58397cb7 | 121 | sal.pspace = s->objfile->pspace; |
52575520 | 122 | set_current_source_symtab_and_line (&sal); |
ef5eab5a MS |
123 | /* If the focus was in the asm win, put it in the src win if |
124 | we don't have a split layout. */ | |
e5908723 MS |
125 | if (tui_win_with_focus () == TUI_DISASM_WIN |
126 | && tui_current_layout () != SRC_DISASSEM_COMMAND) | |
6d012f14 | 127 | tui_set_win_focus_to (TUI_SRC_WIN); |
c906108c SS |
128 | } |
129 | } | |
130 | ||
131 | ||
132 | return; | |
f80bda8e | 133 | } |
c906108c SS |
134 | |
135 | ||
f80bda8e AC |
136 | /* Function to ensure that the source and/or disassemly windows |
137 | reflect the input address. */ | |
c906108c | 138 | void |
13274fc3 | 139 | tui_update_source_windows_with_addr (struct gdbarch *gdbarch, CORE_ADDR addr) |
c906108c | 140 | { |
c774cec6 | 141 | if (addr != 0) |
c906108c SS |
142 | { |
143 | struct symtab_and_line sal; | |
362c05fe | 144 | struct tui_line_or_address l; |
a4b99e53 | 145 | |
dd1abb8c | 146 | switch (tui_current_layout ()) |
c906108c SS |
147 | { |
148 | case DISASSEM_COMMAND: | |
149 | case DISASSEM_DATA_COMMAND: | |
13274fc3 | 150 | tui_show_disassem (gdbarch, addr); |
c906108c SS |
151 | break; |
152 | case SRC_DISASSEM_COMMAND: | |
13274fc3 | 153 | tui_show_disassem_and_update_source (gdbarch, addr); |
c906108c SS |
154 | break; |
155 | default: | |
c774cec6 | 156 | sal = find_pc_line (addr, 0); |
362c05fe AS |
157 | l.loa = LOA_LINE; |
158 | l.u.line_no = sal.line; | |
13274fc3 | 159 | tui_show_symtab_source (gdbarch, sal.symtab, l, FALSE); |
c906108c SS |
160 | break; |
161 | } | |
162 | } | |
163 | else | |
164 | { | |
165 | int i; | |
166 | ||
dd1abb8c | 167 | for (i = 0; i < (tui_source_windows ())->count; i++) |
c906108c | 168 | { |
5b6fe301 | 169 | struct tui_win_info *win_info = (tui_source_windows ())->list[i]; |
c906108c | 170 | |
6d012f14 AC |
171 | tui_clear_source_content (win_info, EMPTY_SOURCE_PROMPT); |
172 | tui_clear_exec_info_content (win_info); | |
c906108c SS |
173 | } |
174 | } | |
6ba8e26f | 175 | } |
c906108c | 176 | |
f80bda8e AC |
177 | /* Function to ensure that the source and/or disassemly windows |
178 | reflect the input address. */ | |
c906108c | 179 | void |
f80bda8e | 180 | tui_update_source_windows_with_line (struct symtab *s, int line) |
c906108c | 181 | { |
13274fc3 | 182 | struct gdbarch *gdbarch; |
84b1e7c7 | 183 | CORE_ADDR pc; |
362c05fe | 184 | struct tui_line_or_address l; |
13274fc3 UW |
185 | |
186 | if (!s) | |
187 | return; | |
188 | ||
189 | gdbarch = get_objfile_arch (s->objfile); | |
190 | ||
dd1abb8c | 191 | switch (tui_current_layout ()) |
c906108c SS |
192 | { |
193 | case DISASSEM_COMMAND: | |
194 | case DISASSEM_DATA_COMMAND: | |
84b1e7c7 | 195 | find_line_pc (s, line, &pc); |
13274fc3 | 196 | tui_update_source_windows_with_addr (gdbarch, pc); |
c906108c SS |
197 | break; |
198 | default: | |
362c05fe AS |
199 | l.loa = LOA_LINE; |
200 | l.u.line_no = line; | |
13274fc3 | 201 | tui_show_symtab_source (gdbarch, s, l, FALSE); |
dd1abb8c | 202 | if (tui_current_layout () == SRC_DISASSEM_COMMAND) |
84b1e7c7 SC |
203 | { |
204 | find_line_pc (s, line, &pc); | |
13274fc3 | 205 | tui_show_disassem (gdbarch, pc); |
84b1e7c7 | 206 | } |
c906108c SS |
207 | break; |
208 | } | |
209 | ||
210 | return; | |
f80bda8e | 211 | } |
c906108c | 212 | |
c906108c | 213 | void |
08ef48c5 MS |
214 | tui_clear_source_content (struct tui_win_info *win_info, |
215 | int display_prompt) | |
c906108c | 216 | { |
6d012f14 | 217 | if (win_info != NULL) |
c906108c | 218 | { |
d02c80cd | 219 | int i; |
c906108c | 220 | |
6d012f14 | 221 | win_info->generic.content_in_use = FALSE; |
6ba8e26f | 222 | tui_erase_source_content (win_info, display_prompt); |
6d012f14 | 223 | for (i = 0; i < win_info->generic.content_size; i++) |
c906108c | 224 | { |
5b6fe301 | 225 | struct tui_win_element *element = |
1c5313c5 MS |
226 | (struct tui_win_element *) win_info->generic.content[i]; |
227 | ||
6d012f14 AC |
228 | element->which_element.source.has_break = FALSE; |
229 | element->which_element.source.is_exec_point = FALSE; | |
c906108c SS |
230 | } |
231 | } | |
6ba8e26f | 232 | } |
c906108c SS |
233 | |
234 | ||
c906108c | 235 | void |
08ef48c5 MS |
236 | tui_erase_source_content (struct tui_win_info *win_info, |
237 | int display_prompt) | |
c906108c | 238 | { |
6ba8e26f AC |
239 | int x_pos; |
240 | int half_width = (win_info->generic.width - 2) / 2; | |
c906108c | 241 | |
6d012f14 | 242 | if (win_info->generic.handle != (WINDOW *) NULL) |
c906108c | 243 | { |
6d012f14 AC |
244 | werase (win_info->generic.handle); |
245 | tui_check_and_display_highlight_if_needed (win_info); | |
6ba8e26f | 246 | if (display_prompt == EMPTY_SOURCE_PROMPT) |
c906108c | 247 | { |
6ba8e26f | 248 | char *no_src_str; |
c906108c | 249 | |
6d012f14 | 250 | if (win_info->generic.type == SRC_WIN) |
6ba8e26f | 251 | no_src_str = NO_SRC_STRING; |
c906108c | 252 | else |
6ba8e26f AC |
253 | no_src_str = NO_DISASSEM_STRING; |
254 | if (strlen (no_src_str) >= half_width) | |
255 | x_pos = 1; | |
c906108c | 256 | else |
6ba8e26f | 257 | x_pos = half_width - strlen (no_src_str); |
6d012f14 AC |
258 | mvwaddstr (win_info->generic.handle, |
259 | (win_info->generic.height / 2), | |
6ba8e26f AC |
260 | x_pos, |
261 | no_src_str); | |
c906108c | 262 | |
1cc6d956 MS |
263 | /* elz: Added this function call to set the real contents of |
264 | the window to what is on the screen, so that later calls | |
265 | to refresh, do display the correct stuff, and not the old | |
266 | image. */ | |
c906108c | 267 | |
6ba8e26f | 268 | tui_set_source_content_nil (win_info, no_src_str); |
c906108c | 269 | } |
6d012f14 | 270 | tui_refresh_win (&win_info->generic); |
c906108c | 271 | } |
6ba8e26f | 272 | } |
c906108c SS |
273 | |
274 | ||
bc712bbf SC |
275 | /* Redraw the complete line of a source or disassembly window. */ |
276 | static void | |
5b6fe301 | 277 | tui_show_source_line (struct tui_win_info *win_info, int lineno) |
bc712bbf | 278 | { |
5b6fe301 | 279 | struct tui_win_element *line; |
bc712bbf SC |
280 | int x, y; |
281 | ||
6d012f14 AC |
282 | line = (struct tui_win_element *) win_info->generic.content[lineno - 1]; |
283 | if (line->which_element.source.is_exec_point) | |
284 | wattron (win_info->generic.handle, A_STANDOUT); | |
bc712bbf | 285 | |
6d012f14 AC |
286 | mvwaddstr (win_info->generic.handle, lineno, 1, |
287 | line->which_element.source.line); | |
288 | if (line->which_element.source.is_exec_point) | |
289 | wattroff (win_info->generic.handle, A_STANDOUT); | |
bc712bbf SC |
290 | |
291 | /* Clear to end of line but stop before the border. */ | |
6d012f14 AC |
292 | getyx (win_info->generic.handle, y, x); |
293 | while (x + 1 < win_info->generic.width) | |
bc712bbf | 294 | { |
6d012f14 AC |
295 | waddch (win_info->generic.handle, ' '); |
296 | getyx (win_info->generic.handle, y, x); | |
bc712bbf SC |
297 | } |
298 | } | |
299 | ||
c906108c | 300 | void |
5b6fe301 | 301 | tui_show_source_content (struct tui_win_info *win_info) |
c906108c | 302 | { |
6d012f14 | 303 | if (win_info->generic.content_size > 0) |
c906108c | 304 | { |
bc712bbf SC |
305 | int lineno; |
306 | ||
6d012f14 AC |
307 | for (lineno = 1; lineno <= win_info->generic.content_size; lineno++) |
308 | tui_show_source_line (win_info, lineno); | |
c906108c | 309 | } |
bc712bbf | 310 | else |
6d012f14 | 311 | tui_erase_source_content (win_info, TRUE); |
bc712bbf | 312 | |
6d012f14 AC |
313 | tui_check_and_display_highlight_if_needed (win_info); |
314 | tui_refresh_win (&win_info->generic); | |
315 | win_info->generic.content_in_use = TRUE; | |
bc712bbf | 316 | } |
c906108c SS |
317 | |
318 | ||
f80bda8e | 319 | /* Scroll the source forward or backward horizontally. */ |
c906108c | 320 | void |
5b6fe301 | 321 | tui_horizontal_source_scroll (struct tui_win_info *win_info, |
2a8854a7 | 322 | enum tui_scroll_direction direction, |
6ba8e26f | 323 | int num_to_scroll) |
c906108c | 324 | { |
6d012f14 | 325 | if (win_info->generic.content != NULL) |
c906108c | 326 | { |
13274fc3 | 327 | struct gdbarch *gdbarch = win_info->detail.source_info.gdbarch; |
c906108c | 328 | int offset; |
aefc7064 | 329 | struct symtab *s = NULL; |
c906108c | 330 | |
aefc7064 PA |
331 | if (win_info->generic.type == SRC_WIN) |
332 | { | |
9a2b4c1b MS |
333 | struct symtab_and_line cursal |
334 | = get_current_source_symtab_and_line (); | |
1c5313c5 | 335 | |
aefc7064 PA |
336 | if (cursal.symtab == NULL) |
337 | s = find_pc_symtab (get_frame_pc (get_selected_frame (NULL))); | |
338 | else | |
339 | s = cursal.symtab; | |
340 | } | |
c906108c SS |
341 | |
342 | if (direction == LEFT_SCROLL) | |
9a2b4c1b MS |
343 | offset = win_info->detail.source_info.horizontal_offset |
344 | + num_to_scroll; | |
c906108c SS |
345 | else |
346 | { | |
a743e542 MS |
347 | offset = win_info->detail.source_info.horizontal_offset |
348 | - num_to_scroll; | |
349 | if (offset < 0) | |
c906108c SS |
350 | offset = 0; |
351 | } | |
6d012f14 | 352 | win_info->detail.source_info.horizontal_offset = offset; |
13274fc3 | 353 | tui_update_source_window_as_is (win_info, gdbarch, s, |
2a8854a7 | 354 | ((struct tui_win_element *) |
6d012f14 | 355 | win_info->generic.content[0])->which_element.source.line_or_addr, |
f80bda8e | 356 | FALSE); |
c906108c SS |
357 | } |
358 | ||
359 | return; | |
6ba8e26f | 360 | } |
c906108c SS |
361 | |
362 | ||
1cc6d956 MS |
363 | /* Set or clear the has_break flag in the line whose line is |
364 | line_no. */ | |
365 | ||
c906108c | 366 | void |
08ef48c5 MS |
367 | tui_set_is_exec_point_at (struct tui_line_or_address l, |
368 | struct tui_win_info *win_info) | |
c906108c | 369 | { |
00b90ae2 | 370 | int changed = 0; |
c906108c | 371 | int i; |
6d012f14 | 372 | tui_win_content content = (tui_win_content) win_info->generic.content; |
c906108c SS |
373 | |
374 | i = 0; | |
6d012f14 | 375 | while (i < win_info->generic.content_size) |
c906108c | 376 | { |
6ba8e26f | 377 | int new_state; |
362c05fe AS |
378 | struct tui_line_or_address content_loa = |
379 | content[i]->which_element.source.line_or_addr; | |
380 | ||
381 | gdb_assert (l.loa == LOA_ADDRESS || l.loa == LOA_LINE); | |
382 | gdb_assert (content_loa.loa == LOA_LINE | |
383 | || content_loa.loa == LOA_ADDRESS); | |
384 | if (content_loa.loa == l.loa | |
385 | && ((l.loa == LOA_LINE && content_loa.u.line_no == l.u.line_no) | |
386 | || (content_loa.u.addr == l.u.addr))) | |
6ba8e26f | 387 | new_state = TRUE; |
c906108c | 388 | else |
6ba8e26f AC |
389 | new_state = FALSE; |
390 | if (new_state != content[i]->which_element.source.is_exec_point) | |
00b90ae2 SC |
391 | { |
392 | changed++; | |
6ba8e26f | 393 | content[i]->which_element.source.is_exec_point = new_state; |
6d012f14 | 394 | tui_show_source_line (win_info, i + 1); |
00b90ae2 | 395 | } |
c906108c SS |
396 | i++; |
397 | } | |
00b90ae2 | 398 | if (changed) |
6d012f14 | 399 | tui_refresh_win (&win_info->generic); |
00b90ae2 | 400 | } |
c906108c | 401 | |
00b2bad4 SC |
402 | /* Update the execution windows to show the active breakpoints. |
403 | This is called whenever a breakpoint is inserted, removed or | |
404 | has its state changed. */ | |
c906108c | 405 | void |
d02c80cd | 406 | tui_update_all_breakpoint_info (void) |
c906108c | 407 | { |
2a8854a7 | 408 | struct tui_list *list = tui_source_windows (); |
c906108c | 409 | int i; |
c906108c | 410 | |
00b2bad4 | 411 | for (i = 0; i < list->count; i++) |
c906108c | 412 | { |
5b6fe301 | 413 | struct tui_win_info *win = list->list[i]; |
c906108c | 414 | |
00b2bad4 SC |
415 | if (tui_update_breakpoint_info (win, FALSE)) |
416 | { | |
f80bda8e | 417 | tui_update_exec_info (win); |
00b2bad4 | 418 | } |
c906108c | 419 | } |
00b2bad4 | 420 | } |
c906108c SS |
421 | |
422 | ||
1cc6d956 MS |
423 | /* Scan the source window and the breakpoints to update the has_break |
424 | information for each line. | |
425 | ||
426 | Returns 1 if something changed and the execution window must be | |
427 | refreshed. */ | |
428 | ||
00b2bad4 | 429 | int |
08ef48c5 MS |
430 | tui_update_breakpoint_info (struct tui_win_info *win, |
431 | int current_only) | |
c906108c SS |
432 | { |
433 | int i; | |
00b2bad4 | 434 | int need_refresh = 0; |
5b6fe301 | 435 | struct tui_source_info *src = &win->detail.source_info; |
c906108c | 436 | |
6d012f14 | 437 | for (i = 0; i < win->generic.content_size; i++) |
00b2bad4 SC |
438 | { |
439 | struct breakpoint *bp; | |
440 | extern struct breakpoint *breakpoint_chain; | |
441 | int mode; | |
5b6fe301 | 442 | struct tui_source_element *line; |
00b2bad4 | 443 | |
9a2b4c1b MS |
444 | line = &((struct tui_win_element *) |
445 | win->generic.content[i])->which_element.source; | |
6d012f14 | 446 | if (current_only && !line->is_exec_point) |
00b2bad4 SC |
447 | continue; |
448 | ||
449 | /* Scan each breakpoint to see if the current line has something to | |
450 | do with it. Identify enable/disabled breakpoints as well as | |
451 | those that we already hit. */ | |
452 | mode = 0; | |
453 | for (bp = breakpoint_chain; | |
454 | bp != (struct breakpoint *) NULL; | |
455 | bp = bp->next) | |
456 | { | |
f8eba3c6 TT |
457 | struct bp_location *loc; |
458 | ||
362c05fe AS |
459 | gdb_assert (line->line_or_addr.loa == LOA_LINE |
460 | || line->line_or_addr.loa == LOA_ADDRESS); | |
f8eba3c6 TT |
461 | |
462 | for (loc = bp->loc; loc != NULL; loc = loc->next) | |
463 | { | |
464 | if ((win == TUI_SRC_WIN | |
2f202fde | 465 | && loc->symtab != NULL |
aa079c93 JK |
466 | && filename_cmp (src->fullname, |
467 | symtab_to_fullname (loc->symtab)) == 0 | |
f8eba3c6 TT |
468 | && line->line_or_addr.loa == LOA_LINE |
469 | && loc->line_number == line->line_or_addr.u.line_no) | |
470 | || (win == TUI_DISASM_WIN | |
471 | && line->line_or_addr.loa == LOA_ADDRESS | |
472 | && loc->address == line->line_or_addr.u.addr)) | |
473 | { | |
474 | if (bp->enable_state == bp_disabled) | |
475 | mode |= TUI_BP_DISABLED; | |
476 | else | |
477 | mode |= TUI_BP_ENABLED; | |
478 | if (bp->hit_count) | |
479 | mode |= TUI_BP_HIT; | |
480 | if (bp->loc->cond) | |
481 | mode |= TUI_BP_CONDITIONAL; | |
482 | if (bp->type == bp_hardware_breakpoint) | |
483 | mode |= TUI_BP_HARDWARE; | |
484 | } | |
485 | } | |
00b2bad4 | 486 | } |
6d012f14 | 487 | if (line->has_break != mode) |
00b2bad4 | 488 | { |
6d012f14 | 489 | line->has_break = mode; |
00b2bad4 SC |
490 | need_refresh = 1; |
491 | } | |
492 | } | |
493 | return need_refresh; | |
494 | } | |
c906108c | 495 | |
c906108c | 496 | |
6ba8e26f AC |
497 | /* Function to initialize the content of the execution info window, |
498 | based upon the input window which is either the source or | |
499 | disassembly window. */ | |
22940a24 | 500 | enum tui_status |
5b6fe301 | 501 | tui_set_exec_info_content (struct tui_win_info *win_info) |
c906108c | 502 | { |
22940a24 | 503 | enum tui_status ret = TUI_SUCCESS; |
c906108c | 504 | |
9a2b4c1b MS |
505 | if (win_info->detail.source_info.execution_info |
506 | != (struct tui_gen_win_info *) NULL) | |
c906108c | 507 | { |
9a2b4c1b MS |
508 | struct tui_gen_win_info *exec_info_ptr |
509 | = win_info->detail.source_info.execution_info; | |
c906108c | 510 | |
6ba8e26f AC |
511 | if (exec_info_ptr->content == NULL) |
512 | exec_info_ptr->content = | |
6d012f14 | 513 | (void **) tui_alloc_content (win_info->generic.height, |
6ba8e26f AC |
514 | exec_info_ptr->type); |
515 | if (exec_info_ptr->content != NULL) | |
c906108c SS |
516 | { |
517 | int i; | |
518 | ||
6d012f14 AC |
519 | tui_update_breakpoint_info (win_info, 1); |
520 | for (i = 0; i < win_info->generic.content_size; i++) | |
c906108c | 521 | { |
5b6fe301 MS |
522 | struct tui_win_element *element; |
523 | struct tui_win_element *src_element; | |
00b2bad4 | 524 | int mode; |
c906108c | 525 | |
6ba8e26f | 526 | element = (struct tui_win_element *) exec_info_ptr->content[i]; |
9a2b4c1b MS |
527 | src_element = (struct tui_win_element *) |
528 | win_info->generic.content[i]; | |
00b2bad4 | 529 | |
6d012f14 AC |
530 | memset(element->which_element.simple_string, ' ', |
531 | sizeof(element->which_element.simple_string)); | |
532 | element->which_element.simple_string[TUI_EXECINFO_SIZE - 1] = 0; | |
00b2bad4 SC |
533 | |
534 | /* Now update the exec info content based upon the state | |
535 | of each line as indicated by the source content. */ | |
6ba8e26f | 536 | mode = src_element->which_element.source.has_break; |
00b2bad4 | 537 | if (mode & TUI_BP_HIT) |
6d012f14 | 538 | element->which_element.simple_string[TUI_BP_HIT_POS] = |
00b2bad4 SC |
539 | (mode & TUI_BP_HARDWARE) ? 'H' : 'B'; |
540 | else if (mode & (TUI_BP_ENABLED | TUI_BP_DISABLED)) | |
6d012f14 | 541 | element->which_element.simple_string[TUI_BP_HIT_POS] = |
00b2bad4 SC |
542 | (mode & TUI_BP_HARDWARE) ? 'h' : 'b'; |
543 | ||
544 | if (mode & TUI_BP_ENABLED) | |
6d012f14 | 545 | element->which_element.simple_string[TUI_BP_BREAK_POS] = '+'; |
00b2bad4 | 546 | else if (mode & TUI_BP_DISABLED) |
6d012f14 | 547 | element->which_element.simple_string[TUI_BP_BREAK_POS] = '-'; |
00b2bad4 | 548 | |
6ba8e26f | 549 | if (src_element->which_element.source.is_exec_point) |
6d012f14 | 550 | element->which_element.simple_string[TUI_EXEC_POS] = '>'; |
c906108c | 551 | } |
6ba8e26f | 552 | exec_info_ptr->content_size = win_info->generic.content_size; |
c906108c SS |
553 | } |
554 | else | |
555 | ret = TUI_FAILURE; | |
556 | } | |
557 | ||
558 | return ret; | |
00b2bad4 | 559 | } |
c906108c SS |
560 | |
561 | ||
c906108c | 562 | void |
5b6fe301 | 563 | tui_show_exec_info_content (struct tui_win_info *win_info) |
c906108c | 564 | { |
9a2b4c1b MS |
565 | struct tui_gen_win_info *exec_info |
566 | = win_info->detail.source_info.execution_info; | |
6ba8e26f AC |
567 | int cur_line; |
568 | ||
569 | werase (exec_info->handle); | |
570 | tui_refresh_win (exec_info); | |
571 | for (cur_line = 1; (cur_line <= exec_info->content_size); cur_line++) | |
572 | mvwaddstr (exec_info->handle, | |
573 | cur_line, | |
c906108c | 574 | 0, |
2a8854a7 | 575 | ((struct tui_win_element *) |
6ba8e26f AC |
576 | exec_info->content[cur_line - 1])->which_element.simple_string); |
577 | tui_refresh_win (exec_info); | |
578 | exec_info->content_in_use = TRUE; | |
f80bda8e | 579 | } |
c906108c SS |
580 | |
581 | ||
c906108c | 582 | void |
5b6fe301 | 583 | tui_erase_exec_info_content (struct tui_win_info *win_info) |
c906108c | 584 | { |
9a2b4c1b MS |
585 | struct tui_gen_win_info *exec_info |
586 | = win_info->detail.source_info.execution_info; | |
c906108c | 587 | |
6ba8e26f AC |
588 | werase (exec_info->handle); |
589 | tui_refresh_win (exec_info); | |
f80bda8e | 590 | } |
c906108c | 591 | |
c906108c | 592 | void |
5b6fe301 | 593 | tui_clear_exec_info_content (struct tui_win_info *win_info) |
c906108c | 594 | { |
6d012f14 AC |
595 | win_info->detail.source_info.execution_info->content_in_use = FALSE; |
596 | tui_erase_exec_info_content (win_info); | |
c906108c SS |
597 | |
598 | return; | |
f80bda8e | 599 | } |
c906108c | 600 | |
f80bda8e | 601 | /* Function to update the execution info window. */ |
c906108c | 602 | void |
5b6fe301 | 603 | tui_update_exec_info (struct tui_win_info *win_info) |
c906108c | 604 | { |
6ba8e26f AC |
605 | tui_set_exec_info_content (win_info); |
606 | tui_show_exec_info_content (win_info); | |
607 | } | |
c906108c | 608 | |
f80bda8e | 609 | enum tui_status |
6d012f14 | 610 | tui_alloc_source_buffer (struct tui_win_info *win_info) |
c906108c | 611 | { |
d02c80cd AC |
612 | char *src_line_buf; |
613 | int i, line_width, max_lines; | |
c906108c | 614 | |
1cc6d956 | 615 | max_lines = win_info->generic.height; /* Less the highlight box. */ |
6ba8e26f | 616 | line_width = win_info->generic.width - 1; |
c906108c | 617 | /* |
81b7c67a MS |
618 | * Allocate the buffer for the source lines. Do this only once |
619 | * since they will be re-used for all source displays. The only | |
620 | * other time this will be done is when a window's size changes. | |
c5aa993b | 621 | */ |
6d012f14 | 622 | if (win_info->generic.content == NULL) |
c906108c | 623 | { |
81b7c67a MS |
624 | src_line_buf = (char *) |
625 | xmalloc ((max_lines * line_width) * sizeof (char)); | |
6ba8e26f | 626 | if (src_line_buf == (char *) NULL) |
c906108c | 627 | { |
9a2b4c1b MS |
628 | fputs_unfiltered ("Unable to Allocate Memory for " |
629 | "Source or Disassembly Display.\n", | |
81b7c67a MS |
630 | gdb_stderr); |
631 | return TUI_FAILURE; | |
632 | } | |
1cc6d956 | 633 | /* Allocate the content list. */ |
81b7c67a MS |
634 | if ((win_info->generic.content = |
635 | (void **) tui_alloc_content (max_lines, SRC_WIN)) == NULL) | |
636 | { | |
637 | xfree (src_line_buf); | |
9a2b4c1b MS |
638 | fputs_unfiltered ("Unable to Allocate Memory for " |
639 | "Source or Disassembly Display.\n", | |
81b7c67a MS |
640 | gdb_stderr); |
641 | return TUI_FAILURE; | |
c906108c | 642 | } |
6ba8e26f | 643 | for (i = 0; i < max_lines; i++) |
2a8854a7 | 644 | ((struct tui_win_element *) |
6d012f14 | 645 | win_info->generic.content[i])->which_element.source.line = |
6ba8e26f | 646 | src_line_buf + (line_width * i); |
c906108c | 647 | } |
c906108c | 648 | |
81b7c67a | 649 | return TUI_SUCCESS; |
6ba8e26f | 650 | } |
c906108c SS |
651 | |
652 | ||
766062f6 | 653 | /* Answer whether a particular line number or address is displayed |
f80bda8e | 654 | in the current source window. */ |
c906108c | 655 | int |
08ef48c5 MS |
656 | tui_line_is_displayed (int line, |
657 | struct tui_win_info *win_info, | |
6ba8e26f | 658 | int check_threshold) |
c906108c | 659 | { |
6ba8e26f | 660 | int is_displayed = FALSE; |
c906108c SS |
661 | int i, threshold; |
662 | ||
6ba8e26f | 663 | if (check_threshold) |
c906108c SS |
664 | threshold = SCROLL_THRESHOLD; |
665 | else | |
666 | threshold = 0; | |
667 | i = 0; | |
e5908723 MS |
668 | while (i < win_info->generic.content_size - threshold |
669 | && !is_displayed) | |
c906108c | 670 | { |
6ba8e26f | 671 | is_displayed = (((struct tui_win_element *) |
e5908723 | 672 | win_info->generic.content[i])->which_element.source.line_or_addr.loa |
362c05fe | 673 | == LOA_LINE) |
e5908723 MS |
674 | && (((struct tui_win_element *) |
675 | win_info->generic.content[i])->which_element.source.line_or_addr.u.line_no | |
676 | == (int) line); | |
c906108c SS |
677 | i++; |
678 | } | |
679 | ||
6ba8e26f | 680 | return is_displayed; |
f80bda8e | 681 | } |
c906108c SS |
682 | |
683 | ||
766062f6 | 684 | /* Answer whether a particular line number or address is displayed |
f80bda8e | 685 | in the current source window. */ |
a4b99e53 | 686 | int |
08ef48c5 MS |
687 | tui_addr_is_displayed (CORE_ADDR addr, |
688 | struct tui_win_info *win_info, | |
689 | int check_threshold) | |
a4b99e53 | 690 | { |
6ba8e26f | 691 | int is_displayed = FALSE; |
a4b99e53 SC |
692 | int i, threshold; |
693 | ||
6ba8e26f | 694 | if (check_threshold) |
a4b99e53 SC |
695 | threshold = SCROLL_THRESHOLD; |
696 | else | |
697 | threshold = 0; | |
698 | i = 0; | |
e5908723 MS |
699 | while (i < win_info->generic.content_size - threshold |
700 | && !is_displayed) | |
a4b99e53 | 701 | { |
6ba8e26f | 702 | is_displayed = (((struct tui_win_element *) |
e5908723 | 703 | win_info->generic.content[i])->which_element.source.line_or_addr.loa |
362c05fe | 704 | == LOA_ADDRESS) |
e5908723 MS |
705 | && (((struct tui_win_element *) |
706 | win_info->generic.content[i])->which_element.source.line_or_addr.u.addr | |
707 | == addr); | |
a4b99e53 SC |
708 | i++; |
709 | } | |
710 | ||
6ba8e26f | 711 | return is_displayed; |
a4b99e53 SC |
712 | } |
713 | ||
714 | ||
c906108c SS |
715 | /***************************************** |
716 | ** STATIC LOCAL FUNCTIONS ** | |
717 | ******************************************/ |