/* TUI readline command.
Delete the second TUI window to only show one. */
static int
tui_rl_delete_other_windows (int notused1, int notused2)
{
if (!tui_active)
tui_rl_switch_mode (0/*notused*/, 0/*notused*/);
if (tui_active)
{
enum tui_layout_type new_layout;
enum tui_register_display_type regs_type = TUI_UNDEFINED_REGS;
new_layout = tui_current_layout ();
/* Kill one window. */
switch (new_layout)
{
case SRC_COMMAND:
case SRC_DATA_COMMAND:
case SRC_DISASSEM_COMMAND:
default:
new_layout = SRC_COMMAND;
break;
case DISASSEM_COMMAND:
case DISASSEM_DATA_COMMAND:
new_layout = DISASSEM_COMMAND;
break;
}
tui_set_layout (new_layout, regs_type);
}
return 0;
}
static void
tui_handle_xdb_layout (struct tui_layout_def *layout_def)
{
if (layout_def->split)
{
tui_set_layout (SRC_DISASSEM_COMMAND, TUI_UNDEFINED_REGS);
tui_set_win_focus_to (tui_win_list[layout_def->display_mode]);
}
else
{
if (layout_def->display_mode == SRC_WIN)
tui_set_layout (SRC_COMMAND, TUI_UNDEFINED_REGS);
else
tui_set_layout (DISASSEM_DATA_COMMAND, layout_def->regs_display_type);
}
}
/* TUI readline command.
Change the TUI layout to show a next layout.
This function is bound to CTRL-X 2. It is intended to provide
a functionality close to the Emacs split-window command. We always
show two windows (src+asm), (src+regs) or (asm+regs). */
static int
tui_rl_change_windows (int notused1, int notused2)
{
if (!tui_active)
tui_rl_switch_mode (0/*notused*/, 0/*notused*/);
if (tui_active)
{
enum tui_layout_type new_layout;
enum tui_register_display_type regs_type = TUI_UNDEFINED_REGS;
new_layout = tui_current_layout ();
/* Select a new layout to have a rolling layout behavior
with always two windows (except when undefined). */
switch (new_layout)
{
case SRC_COMMAND:
new_layout = SRC_DISASSEM_COMMAND;
break;
case DISASSEM_COMMAND:
new_layout = SRC_DISASSEM_COMMAND;
break;
case SRC_DATA_COMMAND:
new_layout = SRC_DISASSEM_COMMAND;
break;
case SRC_DISASSEM_COMMAND:
new_layout = DISASSEM_DATA_COMMAND;
break;
case DISASSEM_DATA_COMMAND:
new_layout = SRC_DATA_COMMAND;
break;
default:
new_layout = SRC_COMMAND;
break;
}
tui_set_layout (new_layout, regs_type);
}
return 0;
}
/* Enter in the tui mode (curses).
When in normal mode, it installs the tui hooks in gdb, redirects
the gdb output, configures the readline to work in tui mode.
When in curses mode, it does nothing. */
void
tui_enable (void)
{
if (tui_active)
return;
/* To avoid to initialize curses when gdb starts, there is a defered
curses initialization. This initialization is made only once
and the first time the curses mode is entered. */
if (tui_finish_init)
{
WINDOW *w;
w = initscr ();
cbreak ();
noecho ();
/*timeout (1);*/
nodelay(w, FALSE);
nl();
keypad (w, TRUE);
rl_initialize ();
tui_set_term_height_to (LINES);
tui_set_term_width_to (COLS);
def_prog_mode ();
tui_show_frame_info (0);
tui_set_layout (SRC_COMMAND, TUI_UNDEFINED_REGS);
tui_set_win_focus_to (TUI_SRC_WIN);
keypad (TUI_CMD_WIN->generic.handle, TRUE);
wrefresh (TUI_CMD_WIN->generic.handle);
tui_finish_init = 0;
}
else
{
/* Save the current gdb setting of the terminal.
Curses will restore this state when endwin() is called. */
def_shell_mode ();
clearok (stdscr, TRUE);
}
/* Install the TUI specific hooks. */
tui_install_hooks ();
rl_startup_hook = tui_rl_startup_hook;
tui_update_variables ();
tui_setup_io (1);
tui_active = 1;
if (deprecated_selected_frame)
tui_show_frame_info (deprecated_selected_frame);
/* Restore TUI keymap. */
tui_set_key_mode (tui_current_key_mode);
tui_refresh_all_win ();
/* Update gdb's knowledge of its terminal. */
target_terminal_save_ours ();
tui_update_gdb_sizes ();
}
/* Function to set the layout to SRC, ASM, SPLIT, NEXT, PREV, DATA,
REGS, $REGS, $GREGS, $FREGS, $SREGS. */
enum tui_status
tui_set_layout_for_display_command (const char *layout_name)
{
enum tui_status status = TUI_SUCCESS;
if (layout_name != (char *) NULL)
{
int i;
char *buf_ptr;
enum tui_layout_type new_layout = UNDEFINED_LAYOUT;
enum tui_register_display_type dpy_type = TUI_UNDEFINED_REGS;
enum tui_layout_type cur_layout = tui_current_layout ();
buf_ptr = (char *) xstrdup (layout_name);
for (i = 0; (i < strlen (layout_name)); i++)
buf_ptr[i] = toupper (buf_ptr[i]);
/* First check for ambiguous input. */
if (strlen (buf_ptr) <= 1
&& (*buf_ptr == 'S' || *buf_ptr == '$'))
{
warning (_("Ambiguous command input."));
status = TUI_FAILURE;
}
else
{
if (subset_compare (buf_ptr, "SRC"))
new_layout = SRC_COMMAND;
else if (subset_compare (buf_ptr, "ASM"))
new_layout = DISASSEM_COMMAND;
else if (subset_compare (buf_ptr, "SPLIT"))
new_layout = SRC_DISASSEM_COMMAND;
else if (subset_compare (buf_ptr, "REGS")
|| subset_compare (buf_ptr, TUI_GENERAL_SPECIAL_REGS_NAME)
|| subset_compare (buf_ptr, TUI_GENERAL_REGS_NAME)
|| subset_compare (buf_ptr, TUI_FLOAT_REGS_NAME)
|| subset_compare (buf_ptr, TUI_SPECIAL_REGS_NAME))
{
if (cur_layout == SRC_COMMAND
|| cur_layout == SRC_DATA_COMMAND)
new_layout = SRC_DATA_COMMAND;
else
new_layout = DISASSEM_DATA_COMMAND;
/* Could ifdef out the following code. when compile with
-z, there are null pointer references that cause a
core dump if 'layout regs' is the first layout
command issued by the user. HP has asked us to hook
up this code. - edie epstein */
if (subset_compare (buf_ptr, TUI_FLOAT_REGS_NAME))
{
if (TUI_DATA_WIN->detail.data_display_info.regs_display_type
!= TUI_SFLOAT_REGS
&& TUI_DATA_WIN->detail.data_display_info.regs_display_type
!= TUI_DFLOAT_REGS)
dpy_type = TUI_SFLOAT_REGS;
else
dpy_type =
TUI_DATA_WIN->detail.data_display_info.regs_display_type;
}
else if (subset_compare (buf_ptr,
TUI_GENERAL_SPECIAL_REGS_NAME))
dpy_type = TUI_GENERAL_AND_SPECIAL_REGS;
else if (subset_compare (buf_ptr, TUI_GENERAL_REGS_NAME))
dpy_type = TUI_GENERAL_REGS;
else if (subset_compare (buf_ptr, TUI_SPECIAL_REGS_NAME))
dpy_type = TUI_SPECIAL_REGS;
else if (TUI_DATA_WIN)
{
if (TUI_DATA_WIN->detail.data_display_info.regs_display_type
!= TUI_UNDEFINED_REGS)
dpy_type
= TUI_DATA_WIN->detail.data_display_info.regs_display_type;
else
dpy_type = TUI_GENERAL_REGS;
}
/* End of potential ifdef.
*/
/* If ifdefed out code above, then assume that the user
wishes to display the general purpose registers .
*/
/* dpy_type = TUI_GENERAL_REGS; */
}
else if (subset_compare (buf_ptr, "NEXT"))
new_layout = next_layout ();
else if (subset_compare (buf_ptr, "PREV"))
new_layout = prev_layout ();
else
status = TUI_FAILURE;
tui_set_layout (new_layout, dpy_type);
}
xfree (buf_ptr);
}
else
status = TUI_FAILURE;
return status;
}
