3 Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
4 Free Software Foundation, Inc.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
30 #include "event-loop.h"
31 #include "event-top.h"
33 #include "breakpoint.h"
34 #include "gdb-events.h"
42 #include "tui/tui-hooks.h"
43 #include "tui/tui-data.h"
44 #include "tui/tui-layout.h"
45 #include "tui/tui-io.h"
46 #include "tui/tui-regs.h"
47 #include "tui/tui-win.h"
48 #include "tui/tui-stack.h"
49 #include "tui/tui-windata.h"
50 #include "tui/tui-winsource.h"
52 #include "gdb_curses.h"
54 /* This redefines CTRL if it is not already defined, so it must come
55 after terminal state releated include files like <term.h> and
57 #include "readline/readline.h"
59 int tui_target_has_run
= 0;
62 tui_new_objfile_hook (struct objfile
* objfile
)
68 static int ATTR_FORMAT (printf
, 1, 0)
69 tui_query_hook (const char *msg
, va_list argp
)
78 wrap_here (""); /* Flush any buffered output. */
79 gdb_flush (gdb_stdout
);
81 vfprintf_filtered (gdb_stdout
, msg
, argp
);
82 printf_filtered (_("(y or n) "));
85 gdb_flush (gdb_stdout
);
87 answer
= tui_getc (stdin
);
88 clearerr (stdin
); /* in case of C-d */
89 if (answer
== EOF
) /* C-d */
94 /* Eat rest of input line, to EOF or newline. */
98 ans2
= tui_getc (stdin
);
101 while (ans2
!= EOF
&& ans2
!= '\n' && ans2
!= '\r');
115 printf_filtered (_("Please answer y or n.\n"));
121 /* Prevent recursion of deprecated_register_changed_hook(). */
122 static int tui_refreshing_registers
= 0;
125 tui_register_changed_hook (int regno
)
127 struct frame_info
*fi
;
129 fi
= get_selected_frame (NULL
);
130 if (tui_refreshing_registers
== 0)
132 tui_refreshing_registers
= 1;
133 tui_check_data_values (fi
);
134 tui_refreshing_registers
= 0;
138 /* Breakpoint creation hook.
139 Update the screen to show the new breakpoint. */
141 tui_event_create_breakpoint (int number
)
143 tui_update_all_breakpoint_info ();
146 /* Breakpoint deletion hook.
147 Refresh the screen to update the breakpoint marks. */
149 tui_event_delete_breakpoint (int number
)
151 tui_update_all_breakpoint_info ();
155 tui_event_modify_breakpoint (int number
)
157 tui_update_all_breakpoint_info ();
161 tui_event_default (int number
)
166 static struct gdb_events
*tui_old_event_hooks
;
168 static struct gdb_events tui_event_hooks
= {
169 tui_event_create_breakpoint
,
170 tui_event_delete_breakpoint
,
171 tui_event_modify_breakpoint
,
177 /* Called when going to wait for the target.
178 Leave curses mode and setup program mode. */
180 tui_target_wait_hook (ptid_t pid
,
181 struct target_waitstatus
*status
)
185 /* Leave tui mode (optional). */
189 target_terminal_ours ();
191 target_terminal_inferior ();
194 tui_target_has_run
= 1;
195 res
= target_wait (pid
, status
);
199 /* TODO: need to refresh (optional). */
204 /* The selected frame has changed. This is happens after a target
205 stop or when the user explicitly changes the frame
206 (up/down/thread/...). */
208 tui_selected_frame_level_changed_hook (int level
)
210 struct frame_info
*fi
;
212 /* Negative level means that the selected frame was cleared. */
216 fi
= get_selected_frame (NULL
);
217 /* Ensure that symbols for this frame are read in. Also, determine
218 the source language of this frame, and switch to it if
224 s
= find_pc_symtab (get_frame_pc (fi
));
225 /* elz: This if here fixes the problem with the pc not being
226 displayed in the tui asm layout, with no debug symbols. The
227 value of s would be 0 here, and select_source_symtab would
228 abort the command by calling the 'error' function. */
230 select_source_symtab (s
);
232 /* Display the frame position (even if there is no symbols). */
233 tui_show_frame_info (fi
);
235 /* Refresh the register window if it's visible. */
236 if (tui_is_window_visible (DATA_WIN
))
238 tui_refreshing_registers
= 1;
239 tui_check_data_values (fi
);
240 tui_refreshing_registers
= 0;
245 /* Called from print_frame_info to list the line we stopped in. */
247 tui_print_frame_info_listing_hook (struct symtab
*s
,
252 select_source_symtab (s
);
253 tui_show_frame_info (get_selected_frame (NULL
));
256 /* Called when the target process died or is detached.
257 Update the status line. */
259 tui_detach_hook (void)
261 tui_show_frame_info (0);
265 /* Install the TUI specific hooks. */
267 tui_install_hooks (void)
269 deprecated_target_wait_hook
= tui_target_wait_hook
;
270 deprecated_selected_frame_level_changed_hook
= tui_selected_frame_level_changed_hook
;
271 deprecated_print_frame_info_listing_hook
= tui_print_frame_info_listing_hook
;
273 deprecated_query_hook
= tui_query_hook
;
275 /* Install the event hooks. */
276 tui_old_event_hooks
= deprecated_set_gdb_event_hooks (&tui_event_hooks
);
278 deprecated_register_changed_hook
= tui_register_changed_hook
;
279 deprecated_detach_hook
= tui_detach_hook
;
282 /* Remove the TUI specific hooks. */
284 tui_remove_hooks (void)
286 deprecated_target_wait_hook
= 0;
287 deprecated_selected_frame_level_changed_hook
= 0;
288 deprecated_print_frame_info_listing_hook
= 0;
289 deprecated_query_hook
= 0;
290 deprecated_register_changed_hook
= 0;
291 deprecated_detach_hook
= 0;
293 /* Restore the previous event hooks. */
294 deprecated_set_gdb_event_hooks (tui_old_event_hooks
);
297 void _initialize_tui_hooks (void);
300 _initialize_tui_hooks (void)
302 /* Install the permanent hooks. */
303 observer_attach_new_objfile (tui_new_objfile_hook
);