Commit | Line | Data |
---|---|---|
f377b406 | 1 | /* TUI display source/assembly window. |
f33c6cbf | 2 | |
0fb0cc75 | 3 | Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008, |
4c38e0a4 | 4 | 2009, 2010 Free Software Foundation, Inc. |
f33c6cbf | 5 | |
f377b406 SC |
6 | Contributed by Hewlett-Packard Company. |
7 | ||
8 | This file is part of GDB. | |
9 | ||
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 12 | the Free Software Foundation; either version 3 of the License, or |
f377b406 SC |
13 | (at your option) any later version. |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 21 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
22 | |
23 | #include "defs.h" | |
24 | #include <ctype.h> | |
25 | #include "symtab.h" | |
26 | #include "frame.h" | |
27 | #include "breakpoint.h" | |
fd0407d6 | 28 | #include "value.h" |
52575520 | 29 | #include "source.h" |
13274fc3 | 30 | #include "objfiles.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 | |
88289b6e | 41 | #include "gdb_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) |
47d3492a | 62 | tui_update_locator_filename (sal.symtab->filename); |
2e17b763 | 63 | else |
47d3492a | 64 | tui_update_locator_filename ("??"); |
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 | ||
362c05fe | 117 | sal.line = line_or_addr.u.line_no + |
6d012f14 | 118 | (win_info->generic.content_size - 2); |
52575520 EZ |
119 | sal.symtab = s; |
120 | set_current_source_symtab_and_line (&sal); | |
ef5eab5a MS |
121 | /* If the focus was in the asm win, put it in the src win if |
122 | we don't have a split layout. */ | |
e5908723 MS |
123 | if (tui_win_with_focus () == TUI_DISASM_WIN |
124 | && tui_current_layout () != SRC_DISASSEM_COMMAND) | |
6d012f14 | 125 | tui_set_win_focus_to (TUI_SRC_WIN); |
c906108c SS |
126 | } |
127 | } | |
128 | ||
129 | ||
130 | return; | |
f80bda8e | 131 | } |
c906108c SS |
132 | |
133 | ||
f80bda8e AC |
134 | /* Function to ensure that the source and/or disassemly windows |
135 | reflect the input address. */ | |
c906108c | 136 | void |
13274fc3 | 137 | tui_update_source_windows_with_addr (struct gdbarch *gdbarch, CORE_ADDR addr) |
c906108c | 138 | { |
c774cec6 | 139 | if (addr != 0) |
c906108c SS |
140 | { |
141 | struct symtab_and_line sal; | |
362c05fe | 142 | struct tui_line_or_address l; |
a4b99e53 | 143 | |
dd1abb8c | 144 | switch (tui_current_layout ()) |
c906108c SS |
145 | { |
146 | case DISASSEM_COMMAND: | |
147 | case DISASSEM_DATA_COMMAND: | |
13274fc3 | 148 | tui_show_disassem (gdbarch, addr); |
c906108c SS |
149 | break; |
150 | case SRC_DISASSEM_COMMAND: | |
13274fc3 | 151 | tui_show_disassem_and_update_source (gdbarch, addr); |
c906108c SS |
152 | break; |
153 | default: | |
c774cec6 | 154 | sal = find_pc_line (addr, 0); |
362c05fe AS |
155 | l.loa = LOA_LINE; |
156 | l.u.line_no = sal.line; | |
13274fc3 | 157 | tui_show_symtab_source (gdbarch, sal.symtab, l, FALSE); |
c906108c SS |
158 | break; |
159 | } | |
160 | } | |
161 | else | |
162 | { | |
163 | int i; | |
164 | ||
dd1abb8c | 165 | for (i = 0; i < (tui_source_windows ())->count; i++) |
c906108c | 166 | { |
5b6fe301 | 167 | struct tui_win_info *win_info = (tui_source_windows ())->list[i]; |
c906108c | 168 | |
6d012f14 AC |
169 | tui_clear_source_content (win_info, EMPTY_SOURCE_PROMPT); |
170 | tui_clear_exec_info_content (win_info); | |
c906108c SS |
171 | } |
172 | } | |
6ba8e26f | 173 | } |
c906108c | 174 | |
f80bda8e AC |
175 | /* Function to ensure that the source and/or disassemly windows |
176 | reflect the input address. */ | |
c906108c | 177 | void |
f80bda8e | 178 | tui_update_source_windows_with_line (struct symtab *s, int line) |
c906108c | 179 | { |
13274fc3 | 180 | struct gdbarch *gdbarch; |
84b1e7c7 | 181 | CORE_ADDR pc; |
362c05fe | 182 | struct tui_line_or_address l; |
13274fc3 UW |
183 | |
184 | if (!s) | |
185 | return; | |
186 | ||
187 | gdbarch = get_objfile_arch (s->objfile); | |
188 | ||
dd1abb8c | 189 | switch (tui_current_layout ()) |
c906108c SS |
190 | { |
191 | case DISASSEM_COMMAND: | |
192 | case DISASSEM_DATA_COMMAND: | |
84b1e7c7 | 193 | find_line_pc (s, line, &pc); |
13274fc3 | 194 | tui_update_source_windows_with_addr (gdbarch, pc); |
c906108c SS |
195 | break; |
196 | default: | |
362c05fe AS |
197 | l.loa = LOA_LINE; |
198 | l.u.line_no = line; | |
13274fc3 | 199 | tui_show_symtab_source (gdbarch, s, l, FALSE); |
dd1abb8c | 200 | if (tui_current_layout () == SRC_DISASSEM_COMMAND) |
84b1e7c7 SC |
201 | { |
202 | find_line_pc (s, line, &pc); | |
13274fc3 | 203 | tui_show_disassem (gdbarch, pc); |
84b1e7c7 | 204 | } |
c906108c SS |
205 | break; |
206 | } | |
207 | ||
208 | return; | |
f80bda8e | 209 | } |
c906108c | 210 | |
c906108c | 211 | void |
08ef48c5 MS |
212 | tui_clear_source_content (struct tui_win_info *win_info, |
213 | int display_prompt) | |
c906108c | 214 | { |
6d012f14 | 215 | if (win_info != NULL) |
c906108c | 216 | { |
d02c80cd | 217 | int i; |
c906108c | 218 | |
6d012f14 | 219 | win_info->generic.content_in_use = FALSE; |
6ba8e26f | 220 | tui_erase_source_content (win_info, display_prompt); |
6d012f14 | 221 | for (i = 0; i < win_info->generic.content_size; i++) |
c906108c | 222 | { |
5b6fe301 | 223 | struct tui_win_element *element = |
1c5313c5 MS |
224 | (struct tui_win_element *) win_info->generic.content[i]; |
225 | ||
6d012f14 AC |
226 | element->which_element.source.has_break = FALSE; |
227 | element->which_element.source.is_exec_point = FALSE; | |
c906108c SS |
228 | } |
229 | } | |
6ba8e26f | 230 | } |
c906108c SS |
231 | |
232 | ||
c906108c | 233 | void |
08ef48c5 MS |
234 | tui_erase_source_content (struct tui_win_info *win_info, |
235 | int display_prompt) | |
c906108c | 236 | { |
6ba8e26f AC |
237 | int x_pos; |
238 | int half_width = (win_info->generic.width - 2) / 2; | |
c906108c | 239 | |
6d012f14 | 240 | if (win_info->generic.handle != (WINDOW *) NULL) |
c906108c | 241 | { |
6d012f14 AC |
242 | werase (win_info->generic.handle); |
243 | tui_check_and_display_highlight_if_needed (win_info); | |
6ba8e26f | 244 | if (display_prompt == EMPTY_SOURCE_PROMPT) |
c906108c | 245 | { |
6ba8e26f | 246 | char *no_src_str; |
c906108c | 247 | |
6d012f14 | 248 | if (win_info->generic.type == SRC_WIN) |
6ba8e26f | 249 | no_src_str = NO_SRC_STRING; |
c906108c | 250 | else |
6ba8e26f AC |
251 | no_src_str = NO_DISASSEM_STRING; |
252 | if (strlen (no_src_str) >= half_width) | |
253 | x_pos = 1; | |
c906108c | 254 | else |
6ba8e26f | 255 | x_pos = half_width - strlen (no_src_str); |
6d012f14 AC |
256 | mvwaddstr (win_info->generic.handle, |
257 | (win_info->generic.height / 2), | |
6ba8e26f AC |
258 | x_pos, |
259 | no_src_str); | |
c906108c | 260 | |
1cc6d956 MS |
261 | /* elz: Added this function call to set the real contents of |
262 | the window to what is on the screen, so that later calls | |
263 | to refresh, do display the correct stuff, and not the old | |
264 | image. */ | |
c906108c | 265 | |
6ba8e26f | 266 | tui_set_source_content_nil (win_info, no_src_str); |
c906108c | 267 | } |
6d012f14 | 268 | tui_refresh_win (&win_info->generic); |
c906108c | 269 | } |
6ba8e26f | 270 | } |
c906108c SS |
271 | |
272 | ||
bc712bbf SC |
273 | /* Redraw the complete line of a source or disassembly window. */ |
274 | static void | |
5b6fe301 | 275 | tui_show_source_line (struct tui_win_info *win_info, int lineno) |
bc712bbf | 276 | { |
5b6fe301 | 277 | struct tui_win_element *line; |
bc712bbf SC |
278 | int x, y; |
279 | ||
6d012f14 AC |
280 | line = (struct tui_win_element *) win_info->generic.content[lineno - 1]; |
281 | if (line->which_element.source.is_exec_point) | |
282 | wattron (win_info->generic.handle, A_STANDOUT); | |
bc712bbf | 283 | |
6d012f14 AC |
284 | mvwaddstr (win_info->generic.handle, lineno, 1, |
285 | line->which_element.source.line); | |
286 | if (line->which_element.source.is_exec_point) | |
287 | wattroff (win_info->generic.handle, A_STANDOUT); | |
bc712bbf SC |
288 | |
289 | /* Clear to end of line but stop before the border. */ | |
6d012f14 AC |
290 | getyx (win_info->generic.handle, y, x); |
291 | while (x + 1 < win_info->generic.width) | |
bc712bbf | 292 | { |
6d012f14 AC |
293 | waddch (win_info->generic.handle, ' '); |
294 | getyx (win_info->generic.handle, y, x); | |
bc712bbf SC |
295 | } |
296 | } | |
297 | ||
c906108c | 298 | void |
5b6fe301 | 299 | tui_show_source_content (struct tui_win_info *win_info) |
c906108c | 300 | { |
6d012f14 | 301 | if (win_info->generic.content_size > 0) |
c906108c | 302 | { |
bc712bbf SC |
303 | int lineno; |
304 | ||
6d012f14 AC |
305 | for (lineno = 1; lineno <= win_info->generic.content_size; lineno++) |
306 | tui_show_source_line (win_info, lineno); | |
c906108c | 307 | } |
bc712bbf | 308 | else |
6d012f14 | 309 | tui_erase_source_content (win_info, TRUE); |
bc712bbf | 310 | |
6d012f14 AC |
311 | tui_check_and_display_highlight_if_needed (win_info); |
312 | tui_refresh_win (&win_info->generic); | |
313 | win_info->generic.content_in_use = TRUE; | |
bc712bbf | 314 | } |
c906108c SS |
315 | |
316 | ||
f80bda8e | 317 | /* Scroll the source forward or backward horizontally. */ |
c906108c | 318 | void |
5b6fe301 | 319 | tui_horizontal_source_scroll (struct tui_win_info *win_info, |
2a8854a7 | 320 | enum tui_scroll_direction direction, |
6ba8e26f | 321 | int num_to_scroll) |
c906108c | 322 | { |
6d012f14 | 323 | if (win_info->generic.content != NULL) |
c906108c | 324 | { |
13274fc3 | 325 | struct gdbarch *gdbarch = win_info->detail.source_info.gdbarch; |
c906108c | 326 | int offset; |
aefc7064 | 327 | struct symtab *s = NULL; |
c906108c | 328 | |
aefc7064 PA |
329 | if (win_info->generic.type == SRC_WIN) |
330 | { | |
331 | struct symtab_and_line cursal = get_current_source_symtab_and_line (); | |
1c5313c5 | 332 | |
aefc7064 PA |
333 | if (cursal.symtab == NULL) |
334 | s = find_pc_symtab (get_frame_pc (get_selected_frame (NULL))); | |
335 | else | |
336 | s = cursal.symtab; | |
337 | } | |
c906108c SS |
338 | |
339 | if (direction == LEFT_SCROLL) | |
6ba8e26f | 340 | offset = win_info->detail.source_info.horizontal_offset + num_to_scroll; |
c906108c SS |
341 | else |
342 | { | |
343 | if ((offset = | |
6ba8e26f | 344 | win_info->detail.source_info.horizontal_offset - num_to_scroll) < 0) |
c906108c SS |
345 | offset = 0; |
346 | } | |
6d012f14 | 347 | win_info->detail.source_info.horizontal_offset = offset; |
13274fc3 | 348 | tui_update_source_window_as_is (win_info, gdbarch, s, |
2a8854a7 | 349 | ((struct tui_win_element *) |
6d012f14 | 350 | win_info->generic.content[0])->which_element.source.line_or_addr, |
f80bda8e | 351 | FALSE); |
c906108c SS |
352 | } |
353 | ||
354 | return; | |
6ba8e26f | 355 | } |
c906108c SS |
356 | |
357 | ||
1cc6d956 MS |
358 | /* Set or clear the has_break flag in the line whose line is |
359 | line_no. */ | |
360 | ||
c906108c | 361 | void |
08ef48c5 MS |
362 | tui_set_is_exec_point_at (struct tui_line_or_address l, |
363 | struct tui_win_info *win_info) | |
c906108c | 364 | { |
00b90ae2 | 365 | int changed = 0; |
c906108c | 366 | int i; |
6d012f14 | 367 | tui_win_content content = (tui_win_content) win_info->generic.content; |
c906108c SS |
368 | |
369 | i = 0; | |
6d012f14 | 370 | while (i < win_info->generic.content_size) |
c906108c | 371 | { |
6ba8e26f | 372 | int new_state; |
362c05fe AS |
373 | struct tui_line_or_address content_loa = |
374 | content[i]->which_element.source.line_or_addr; | |
375 | ||
376 | gdb_assert (l.loa == LOA_ADDRESS || l.loa == LOA_LINE); | |
377 | gdb_assert (content_loa.loa == LOA_LINE | |
378 | || content_loa.loa == LOA_ADDRESS); | |
379 | if (content_loa.loa == l.loa | |
380 | && ((l.loa == LOA_LINE && content_loa.u.line_no == l.u.line_no) | |
381 | || (content_loa.u.addr == l.u.addr))) | |
6ba8e26f | 382 | new_state = TRUE; |
c906108c | 383 | else |
6ba8e26f AC |
384 | new_state = FALSE; |
385 | if (new_state != content[i]->which_element.source.is_exec_point) | |
00b90ae2 SC |
386 | { |
387 | changed++; | |
6ba8e26f | 388 | content[i]->which_element.source.is_exec_point = new_state; |
6d012f14 | 389 | tui_show_source_line (win_info, i + 1); |
00b90ae2 | 390 | } |
c906108c SS |
391 | i++; |
392 | } | |
00b90ae2 | 393 | if (changed) |
6d012f14 | 394 | tui_refresh_win (&win_info->generic); |
00b90ae2 | 395 | } |
c906108c | 396 | |
00b2bad4 SC |
397 | /* Update the execution windows to show the active breakpoints. |
398 | This is called whenever a breakpoint is inserted, removed or | |
399 | has its state changed. */ | |
c906108c | 400 | void |
d02c80cd | 401 | tui_update_all_breakpoint_info (void) |
c906108c | 402 | { |
2a8854a7 | 403 | struct tui_list *list = tui_source_windows (); |
c906108c | 404 | int i; |
c906108c | 405 | |
00b2bad4 | 406 | for (i = 0; i < list->count; i++) |
c906108c | 407 | { |
5b6fe301 | 408 | struct tui_win_info *win = list->list[i]; |
c906108c | 409 | |
00b2bad4 SC |
410 | if (tui_update_breakpoint_info (win, FALSE)) |
411 | { | |
f80bda8e | 412 | tui_update_exec_info (win); |
00b2bad4 | 413 | } |
c906108c | 414 | } |
00b2bad4 | 415 | } |
c906108c SS |
416 | |
417 | ||
1cc6d956 MS |
418 | /* Scan the source window and the breakpoints to update the has_break |
419 | information for each line. | |
420 | ||
421 | Returns 1 if something changed and the execution window must be | |
422 | refreshed. */ | |
423 | ||
00b2bad4 | 424 | int |
08ef48c5 MS |
425 | tui_update_breakpoint_info (struct tui_win_info *win, |
426 | int current_only) | |
c906108c SS |
427 | { |
428 | int i; | |
00b2bad4 | 429 | int need_refresh = 0; |
5b6fe301 | 430 | struct tui_source_info *src = &win->detail.source_info; |
c906108c | 431 | |
6d012f14 | 432 | for (i = 0; i < win->generic.content_size; i++) |
00b2bad4 SC |
433 | { |
434 | struct breakpoint *bp; | |
435 | extern struct breakpoint *breakpoint_chain; | |
436 | int mode; | |
5b6fe301 | 437 | struct tui_source_element *line; |
00b2bad4 | 438 | |
6d012f14 AC |
439 | line = &((struct tui_win_element *) win->generic.content[i])->which_element.source; |
440 | if (current_only && !line->is_exec_point) | |
00b2bad4 SC |
441 | continue; |
442 | ||
443 | /* Scan each breakpoint to see if the current line has something to | |
444 | do with it. Identify enable/disabled breakpoints as well as | |
445 | those that we already hit. */ | |
446 | mode = 0; | |
447 | for (bp = breakpoint_chain; | |
448 | bp != (struct breakpoint *) NULL; | |
449 | bp = bp->next) | |
450 | { | |
362c05fe AS |
451 | gdb_assert (line->line_or_addr.loa == LOA_LINE |
452 | || line->line_or_addr.loa == LOA_ADDRESS); | |
6d012f14 | 453 | if ((win == TUI_SRC_WIN |
00b2bad4 SC |
454 | && bp->source_file |
455 | && (strcmp (src->filename, bp->source_file) == 0) | |
362c05fe AS |
456 | && line->line_or_addr.loa == LOA_LINE |
457 | && bp->line_number == line->line_or_addr.u.line_no) | |
6d012f14 | 458 | || (win == TUI_DISASM_WIN |
362c05fe | 459 | && line->line_or_addr.loa == LOA_ADDRESS |
e7243d73 | 460 | && bp->loc != NULL |
362c05fe | 461 | && bp->loc->address == line->line_or_addr.u.addr)) |
00b2bad4 SC |
462 | { |
463 | if (bp->enable_state == bp_disabled) | |
464 | mode |= TUI_BP_DISABLED; | |
465 | else | |
466 | mode |= TUI_BP_ENABLED; | |
467 | if (bp->hit_count) | |
468 | mode |= TUI_BP_HIT; | |
511a6cd4 | 469 | if (bp->loc->cond) |
00b2bad4 SC |
470 | mode |= TUI_BP_CONDITIONAL; |
471 | if (bp->type == bp_hardware_breakpoint) | |
472 | mode |= TUI_BP_HARDWARE; | |
473 | } | |
474 | } | |
6d012f14 | 475 | if (line->has_break != mode) |
00b2bad4 | 476 | { |
6d012f14 | 477 | line->has_break = mode; |
00b2bad4 SC |
478 | need_refresh = 1; |
479 | } | |
480 | } | |
481 | return need_refresh; | |
482 | } | |
c906108c | 483 | |
c906108c | 484 | |
6ba8e26f AC |
485 | /* Function to initialize the content of the execution info window, |
486 | based upon the input window which is either the source or | |
487 | disassembly window. */ | |
22940a24 | 488 | enum tui_status |
5b6fe301 | 489 | tui_set_exec_info_content (struct tui_win_info *win_info) |
c906108c | 490 | { |
22940a24 | 491 | enum tui_status ret = TUI_SUCCESS; |
c906108c | 492 | |
6d012f14 | 493 | if (win_info->detail.source_info.execution_info != (struct tui_gen_win_info *) NULL) |
c906108c | 494 | { |
5b6fe301 | 495 | struct tui_gen_win_info *exec_info_ptr = win_info->detail.source_info.execution_info; |
c906108c | 496 | |
6ba8e26f AC |
497 | if (exec_info_ptr->content == NULL) |
498 | exec_info_ptr->content = | |
6d012f14 | 499 | (void **) tui_alloc_content (win_info->generic.height, |
6ba8e26f AC |
500 | exec_info_ptr->type); |
501 | if (exec_info_ptr->content != NULL) | |
c906108c SS |
502 | { |
503 | int i; | |
504 | ||
6d012f14 AC |
505 | tui_update_breakpoint_info (win_info, 1); |
506 | for (i = 0; i < win_info->generic.content_size; i++) | |
c906108c | 507 | { |
5b6fe301 MS |
508 | struct tui_win_element *element; |
509 | struct tui_win_element *src_element; | |
00b2bad4 | 510 | int mode; |
c906108c | 511 | |
6ba8e26f AC |
512 | element = (struct tui_win_element *) exec_info_ptr->content[i]; |
513 | src_element = (struct tui_win_element *) win_info->generic.content[i]; | |
00b2bad4 | 514 | |
6d012f14 AC |
515 | memset(element->which_element.simple_string, ' ', |
516 | sizeof(element->which_element.simple_string)); | |
517 | element->which_element.simple_string[TUI_EXECINFO_SIZE - 1] = 0; | |
00b2bad4 SC |
518 | |
519 | /* Now update the exec info content based upon the state | |
520 | of each line as indicated by the source content. */ | |
6ba8e26f | 521 | mode = src_element->which_element.source.has_break; |
00b2bad4 | 522 | if (mode & TUI_BP_HIT) |
6d012f14 | 523 | element->which_element.simple_string[TUI_BP_HIT_POS] = |
00b2bad4 SC |
524 | (mode & TUI_BP_HARDWARE) ? 'H' : 'B'; |
525 | else if (mode & (TUI_BP_ENABLED | TUI_BP_DISABLED)) | |
6d012f14 | 526 | element->which_element.simple_string[TUI_BP_HIT_POS] = |
00b2bad4 SC |
527 | (mode & TUI_BP_HARDWARE) ? 'h' : 'b'; |
528 | ||
529 | if (mode & TUI_BP_ENABLED) | |
6d012f14 | 530 | element->which_element.simple_string[TUI_BP_BREAK_POS] = '+'; |
00b2bad4 | 531 | else if (mode & TUI_BP_DISABLED) |
6d012f14 | 532 | element->which_element.simple_string[TUI_BP_BREAK_POS] = '-'; |
00b2bad4 | 533 | |
6ba8e26f | 534 | if (src_element->which_element.source.is_exec_point) |
6d012f14 | 535 | element->which_element.simple_string[TUI_EXEC_POS] = '>'; |
c906108c | 536 | } |
6ba8e26f | 537 | exec_info_ptr->content_size = win_info->generic.content_size; |
c906108c SS |
538 | } |
539 | else | |
540 | ret = TUI_FAILURE; | |
541 | } | |
542 | ||
543 | return ret; | |
00b2bad4 | 544 | } |
c906108c SS |
545 | |
546 | ||
c906108c | 547 | void |
5b6fe301 | 548 | tui_show_exec_info_content (struct tui_win_info *win_info) |
c906108c | 549 | { |
5b6fe301 | 550 | struct tui_gen_win_info *exec_info = win_info->detail.source_info.execution_info; |
6ba8e26f AC |
551 | int cur_line; |
552 | ||
553 | werase (exec_info->handle); | |
554 | tui_refresh_win (exec_info); | |
555 | for (cur_line = 1; (cur_line <= exec_info->content_size); cur_line++) | |
556 | mvwaddstr (exec_info->handle, | |
557 | cur_line, | |
c906108c | 558 | 0, |
2a8854a7 | 559 | ((struct tui_win_element *) |
6ba8e26f AC |
560 | exec_info->content[cur_line - 1])->which_element.simple_string); |
561 | tui_refresh_win (exec_info); | |
562 | exec_info->content_in_use = TRUE; | |
f80bda8e | 563 | } |
c906108c SS |
564 | |
565 | ||
c906108c | 566 | void |
5b6fe301 | 567 | tui_erase_exec_info_content (struct tui_win_info *win_info) |
c906108c | 568 | { |
5b6fe301 | 569 | struct tui_gen_win_info *exec_info = win_info->detail.source_info.execution_info; |
c906108c | 570 | |
6ba8e26f AC |
571 | werase (exec_info->handle); |
572 | tui_refresh_win (exec_info); | |
f80bda8e | 573 | } |
c906108c | 574 | |
c906108c | 575 | void |
5b6fe301 | 576 | tui_clear_exec_info_content (struct tui_win_info *win_info) |
c906108c | 577 | { |
6d012f14 AC |
578 | win_info->detail.source_info.execution_info->content_in_use = FALSE; |
579 | tui_erase_exec_info_content (win_info); | |
c906108c SS |
580 | |
581 | return; | |
f80bda8e | 582 | } |
c906108c | 583 | |
f80bda8e | 584 | /* Function to update the execution info window. */ |
c906108c | 585 | void |
5b6fe301 | 586 | tui_update_exec_info (struct tui_win_info *win_info) |
c906108c | 587 | { |
6ba8e26f AC |
588 | tui_set_exec_info_content (win_info); |
589 | tui_show_exec_info_content (win_info); | |
590 | } | |
c906108c | 591 | |
f80bda8e | 592 | enum tui_status |
6d012f14 | 593 | tui_alloc_source_buffer (struct tui_win_info *win_info) |
c906108c | 594 | { |
d02c80cd AC |
595 | char *src_line_buf; |
596 | int i, line_width, max_lines; | |
c906108c | 597 | |
1cc6d956 | 598 | max_lines = win_info->generic.height; /* Less the highlight box. */ |
6ba8e26f | 599 | line_width = win_info->generic.width - 1; |
c906108c | 600 | /* |
81b7c67a MS |
601 | * Allocate the buffer for the source lines. Do this only once |
602 | * since they will be re-used for all source displays. The only | |
603 | * other time this will be done is when a window's size changes. | |
c5aa993b | 604 | */ |
6d012f14 | 605 | if (win_info->generic.content == NULL) |
c906108c | 606 | { |
81b7c67a MS |
607 | src_line_buf = (char *) |
608 | xmalloc ((max_lines * line_width) * sizeof (char)); | |
6ba8e26f | 609 | if (src_line_buf == (char *) NULL) |
c906108c | 610 | { |
81b7c67a MS |
611 | fputs_unfiltered ("Unable to Allocate Memory for Source or Disassembly Display.\n", |
612 | gdb_stderr); | |
613 | return TUI_FAILURE; | |
614 | } | |
1cc6d956 | 615 | /* Allocate the content list. */ |
81b7c67a MS |
616 | if ((win_info->generic.content = |
617 | (void **) tui_alloc_content (max_lines, SRC_WIN)) == NULL) | |
618 | { | |
619 | xfree (src_line_buf); | |
620 | fputs_unfiltered ("Unable to Allocate Memory for Source or Disassembly Display.\n", | |
621 | gdb_stderr); | |
622 | return TUI_FAILURE; | |
c906108c | 623 | } |
6ba8e26f | 624 | for (i = 0; i < max_lines; i++) |
2a8854a7 | 625 | ((struct tui_win_element *) |
6d012f14 | 626 | win_info->generic.content[i])->which_element.source.line = |
6ba8e26f | 627 | src_line_buf + (line_width * i); |
c906108c | 628 | } |
c906108c | 629 | |
81b7c67a | 630 | return TUI_SUCCESS; |
6ba8e26f | 631 | } |
c906108c SS |
632 | |
633 | ||
f80bda8e AC |
634 | /* Answer whether the a particular line number or address is displayed |
635 | in the current source window. */ | |
c906108c | 636 | int |
08ef48c5 MS |
637 | tui_line_is_displayed (int line, |
638 | struct tui_win_info *win_info, | |
6ba8e26f | 639 | int check_threshold) |
c906108c | 640 | { |
6ba8e26f | 641 | int is_displayed = FALSE; |
c906108c SS |
642 | int i, threshold; |
643 | ||
6ba8e26f | 644 | if (check_threshold) |
c906108c SS |
645 | threshold = SCROLL_THRESHOLD; |
646 | else | |
647 | threshold = 0; | |
648 | i = 0; | |
e5908723 MS |
649 | while (i < win_info->generic.content_size - threshold |
650 | && !is_displayed) | |
c906108c | 651 | { |
6ba8e26f | 652 | is_displayed = (((struct tui_win_element *) |
e5908723 | 653 | win_info->generic.content[i])->which_element.source.line_or_addr.loa |
362c05fe | 654 | == LOA_LINE) |
e5908723 MS |
655 | && (((struct tui_win_element *) |
656 | win_info->generic.content[i])->which_element.source.line_or_addr.u.line_no | |
657 | == (int) line); | |
c906108c SS |
658 | i++; |
659 | } | |
660 | ||
6ba8e26f | 661 | return is_displayed; |
f80bda8e | 662 | } |
c906108c SS |
663 | |
664 | ||
f80bda8e AC |
665 | /* Answer whether the a particular line number or address is displayed |
666 | in the current source window. */ | |
a4b99e53 | 667 | int |
08ef48c5 MS |
668 | tui_addr_is_displayed (CORE_ADDR addr, |
669 | struct tui_win_info *win_info, | |
670 | int check_threshold) | |
a4b99e53 | 671 | { |
6ba8e26f | 672 | int is_displayed = FALSE; |
a4b99e53 SC |
673 | int i, threshold; |
674 | ||
6ba8e26f | 675 | if (check_threshold) |
a4b99e53 SC |
676 | threshold = SCROLL_THRESHOLD; |
677 | else | |
678 | threshold = 0; | |
679 | i = 0; | |
e5908723 MS |
680 | while (i < win_info->generic.content_size - threshold |
681 | && !is_displayed) | |
a4b99e53 | 682 | { |
6ba8e26f | 683 | is_displayed = (((struct tui_win_element *) |
e5908723 | 684 | win_info->generic.content[i])->which_element.source.line_or_addr.loa |
362c05fe | 685 | == LOA_ADDRESS) |
e5908723 MS |
686 | && (((struct tui_win_element *) |
687 | win_info->generic.content[i])->which_element.source.line_or_addr.u.addr | |
688 | == addr); | |
a4b99e53 SC |
689 | i++; |
690 | } | |
691 | ||
6ba8e26f | 692 | return is_displayed; |
a4b99e53 SC |
693 | } |
694 | ||
695 | ||
c906108c SS |
696 | /***************************************** |
697 | ** STATIC LOCAL FUNCTIONS ** | |
698 | ******************************************/ |