/* GDB hooks for TUI.
- Copyright (C) 2001-2015 Free Software Foundation, Inc.
+ Copyright (C) 2001-2019 Free Software Foundation, Inc.
This file is part of GDB.
#include "breakpoint.h"
#include "ui-out.h"
#include "top.h"
-#include "observer.h"
+#include "observable.h"
+#include "source.h"
#include <unistd.h>
#include <fcntl.h>
#include "tui/tui-regs.h"
#include "tui/tui-win.h"
#include "tui/tui-stack.h"
-#include "tui/tui-windata.h"
#include "tui/tui-winsource.h"
#include "gdb_curses.h"
"gdb_curses.h". */
#include "readline/readline.h"
-int tui_target_has_run = 0;
-
static void
tui_new_objfile_hook (struct objfile* objfile)
{
{
struct frame_info *fi;
+ if (!tui_is_window_visible (DATA_WIN))
+ return;
+
/* The frame of the register that was changed may differ from the selected
frame, but we only want to show the register values of the selected frame.
And even if the frames differ a register change made in one can still show
if (tui_refreshing_registers == 0)
{
tui_refreshing_registers = 1;
- tui_check_data_values (fi);
+ TUI_DATA_WIN->check_register_values (fi);
tui_refreshing_registers = 0;
}
}
static void
tui_event_create_breakpoint (struct breakpoint *b)
{
- tui_update_all_breakpoint_info ();
+ tui_update_all_breakpoint_info (nullptr);
}
/* Breakpoint deletion hook.
static void
tui_event_delete_breakpoint (struct breakpoint *b)
{
- tui_update_all_breakpoint_info ();
+ tui_update_all_breakpoint_info (b);
}
static void
tui_event_modify_breakpoint (struct breakpoint *b)
{
- tui_update_all_breakpoint_info ();
-}
-
-/* Called when a command is about to proceed the inferior. */
-
-static void
-tui_about_to_proceed (void)
-{
- /* Leave tui mode (optional). */
-#if 0
- if (tui_active)
- {
- target_terminal_ours ();
- endwin ();
- target_terminal_inferior ();
- }
-#endif
- tui_target_has_run = 1;
+ tui_update_all_breakpoint_info (nullptr);
}
/* Refresh TUI's frame and register information. This is a hook intended to be
{
struct frame_info *fi;
CORE_ADDR pc;
- struct cleanup *old_chain;
int frame_info_changed_p;
if (!has_stack_frames ())
return;
- old_chain = make_cleanup_restore_target_terminal ();
- target_terminal_ours_for_output ();
+ target_terminal::scoped_restore_terminal_state term_state;
+ target_terminal::ours_for_output ();
fi = get_selected_frame (NULL);
/* Ensure that symbols for this frame are read in. Also, determine
&& (frame_info_changed_p || registers_too_p))
{
tui_refreshing_registers = 1;
- tui_check_data_values (fi);
+ TUI_DATA_WIN->check_register_values (fi);
tui_refreshing_registers = 0;
}
-
- do_cleanups (old_chain);
}
/* Dummy callback for deprecated_print_frame_info_listing_hook which is called
tui_refresh_frame_and_register_information (/*registers_too_p=*/1);
}
-/* Observers created when installing TUI hooks. */
-static struct observer *tui_bp_created_observer;
-static struct observer *tui_bp_deleted_observer;
-static struct observer *tui_bp_modified_observer;
-static struct observer *tui_inferior_exit_observer;
-static struct observer *tui_about_to_proceed_observer;
-static struct observer *tui_before_prompt_observer;
-static struct observer *tui_normal_stop_observer;
-static struct observer *tui_register_changed_observer;
+/* Token associated with observers registered while TUI hooks are
+ installed. */
+static const gdb::observers::token tui_observers_token {};
+
+/* Attach or detach a single observer, according to ATTACH. */
+
+template<typename T>
+static void
+attach_or_detach (T &observable, typename T::func_type func, bool attach)
+{
+ if (attach)
+ observable.attach (func, tui_observers_token);
+ else
+ observable.detach (tui_observers_token);
+}
+
+/* Attach or detach TUI observers, according to ATTACH. */
+
+static void
+tui_attach_detach_observers (bool attach)
+{
+ attach_or_detach (gdb::observers::breakpoint_created,
+ tui_event_create_breakpoint, attach);
+ attach_or_detach (gdb::observers::breakpoint_deleted,
+ tui_event_delete_breakpoint, attach);
+ attach_or_detach (gdb::observers::breakpoint_modified,
+ tui_event_modify_breakpoint, attach);
+ attach_or_detach (gdb::observers::inferior_exit,
+ tui_inferior_exit, attach);
+ attach_or_detach (gdb::observers::before_prompt,
+ tui_before_prompt, attach);
+ attach_or_detach (gdb::observers::normal_stop,
+ tui_normal_stop, attach);
+ attach_or_detach (gdb::observers::register_changed,
+ tui_register_changed, attach);
+}
/* Install the TUI specific hooks. */
void
= tui_dummy_print_frame_info_listing_hook;
/* Install the event hooks. */
- tui_bp_created_observer
- = observer_attach_breakpoint_created (tui_event_create_breakpoint);
- tui_bp_deleted_observer
- = observer_attach_breakpoint_deleted (tui_event_delete_breakpoint);
- tui_bp_modified_observer
- = observer_attach_breakpoint_modified (tui_event_modify_breakpoint);
- tui_inferior_exit_observer
- = observer_attach_inferior_exit (tui_inferior_exit);
- tui_about_to_proceed_observer
- = observer_attach_about_to_proceed (tui_about_to_proceed);
- tui_before_prompt_observer
- = observer_attach_before_prompt (tui_before_prompt);
- tui_normal_stop_observer
- = observer_attach_normal_stop (tui_normal_stop);
- tui_register_changed_observer
- = observer_attach_register_changed (tui_register_changed);
+ tui_attach_detach_observers (true);
}
/* Remove the TUI specific hooks. */
tui_remove_hooks (void)
{
deprecated_print_frame_info_listing_hook = 0;
- deprecated_query_hook = 0;
+
/* Remove our observers. */
- observer_detach_breakpoint_created (tui_bp_created_observer);
- tui_bp_created_observer = NULL;
- observer_detach_breakpoint_deleted (tui_bp_deleted_observer);
- tui_bp_deleted_observer = NULL;
- observer_detach_breakpoint_modified (tui_bp_modified_observer);
- tui_bp_modified_observer = NULL;
- observer_detach_inferior_exit (tui_inferior_exit_observer);
- tui_inferior_exit_observer = NULL;
- observer_detach_about_to_proceed (tui_about_to_proceed_observer);
- tui_about_to_proceed_observer = NULL;
- observer_detach_before_prompt (tui_before_prompt_observer);
- tui_before_prompt_observer = NULL;
- observer_detach_normal_stop (tui_normal_stop_observer);
- tui_normal_stop_observer = NULL;
- observer_detach_register_changed (tui_register_changed_observer);
- tui_register_changed_observer = NULL;
+ tui_attach_detach_observers (false);
}
-void _initialize_tui_hooks (void);
-
void
_initialize_tui_hooks (void)
{
/* Install the permanent hooks. */
- observer_attach_new_objfile (tui_new_objfile_hook);
+ gdb::observers::new_objfile.attach (tui_new_objfile_hook);
}