Package: emacs;
Reported by: Live System User <nyc4bos <at> aol.com>
Date: Sun, 3 Dec 2017 15:43:01 UTC
Severity: normal
Tags: moreinfo, wontfix
Found in versions 24.5, 25.0.92, 25.2
Done: Glenn Morris <rgm <at> gnu.org>
Bug is archived. No further changes may be made.
View this message in rfc822 format
From: Live System User <nyc4bos <at> aol.com> To: Noam Postavsky <npostavs <at> users.sourceforge.net> Cc: 29548 <at> debbugs.gnu.org Subject: bug#29548: 25.2; How to DEBUG get-device-terminal Date: Wed, 06 Dec 2017 19:25:01 -0500
Noam Postavsky <npostavs <at> users.sourceforge.net> writes:
> On Wed, Dec 6, 2017 at 1:49 PM, Live System User <nyc4bos <at> aol.com> wrote:
>
>> Lisp Backtrace:
>> "signal" (0x5e974a98)
>> "error" (0x5e974c48)
>> "get-device-terminal" (0x5e974e08)
>> "frames-on-display-list" (0x5e974fc0)
>> 0x8a6a38 PVEC_COMPILED
>> "mapcar" (0x5e9753a8)
>> "internal--before-save-selected-window" (0x5e9755b0)
>
> So this function is getting the terminal list by calling
> list-terminals. Try printing them out in gdb, by entering the
> following:
>
> define print_terminal_list
> set $t = terminal_list
> while $t
> print *$t
> set $t = $t->next_terminal
> end
> end
> print_terminal_list
>
> The gdb command window should like this when you do that
>
> (gdb) define print_terminal_list
> Type commands for definition of "print_terminal_list".
> End with a line saying just "end".
>>set $t = terminal_list
>>while $t
> >print *$t
> >set $t = $t->next_terminal
> >end
>>end
> (gdb) print_terminal_list
> $7 = {
> ...[printout of terminals follows]
(gdb) define print_terminal_list
Type commands for definition of "print_terminal_list".
End with a line saying just "end".
>set $t = terminal_list
>while $t
>print *$t
>set $t = $t->next_terminal
>end
>end
(gdb) print_terminal_list
$1 = {
header = {
size = 4611686018561773572
},
param_alist = XIL(0x2bfe553),
charset_list = XIL(0x102ec33),
Vselection_alist = XIL(0),
glyph_code_table = XIL(0),
next_terminal = 0x363e3d8,
id = 5,
reference_count = 0,
type = output_termcap,
name = 0x0,
kboard = 0x4c584e0,
image_cache = 0x0,
display_info = {
tty = 0x4160c10,
x = 0x4160c10,
w32 = 0x4160c10,
ns = 0x4160c10
},
terminal_coding = 0x572a020,
keyboard_coding = 0x8594d30,
---Type <return> to continue, or q <return> to quit---
rif = 0x0,
cursor_to_hook = 0x4b3aa0 <tty_cursor_to>,
raw_cursor_to_hook = 0x4b39f0 <tty_raw_cursor_to>,
clear_to_end_hook = 0x4b1160 <tty_clear_to_end>,
clear_frame_hook = 0x4b1ce0 <tty_clear_frame>,
clear_end_of_line_hook = 0x4b38b0 <tty_clear_end_of_line>,
ins_del_lines_hook = 0x4b0e50 <tty_ins_del_lines>,
insert_glyphs_hook = 0x4b4820 <tty_insert_glyphs>,
write_glyphs_hook = 0x4b4500 <tty_write_glyphs>,
delete_glyphs_hook = 0x4b3720 <tty_delete_glyphs>,
ring_bell_hook = 0x4b0bb0 <tty_ring_bell>,
toggle_invisible_pointer_hook = 0x0,
reset_terminal_modes_hook = 0x4b3600 <tty_reset_terminal_modes>,
set_terminal_modes_hook = 0x4b0d00 <tty_set_terminal_modes>,
update_begin_hook = 0x0,
update_end_hook = 0x4b35a0 <tty_update_end>,
set_terminal_window_hook = 0x4b0790 <tty_set_terminal_window>,
mouse_position_hook = 0x0,
frame_rehighlight_hook = 0x0,
frame_raise_lower_hook = 0x0,
fullscreen_hook = 0x0,
menu_show_hook = 0x4b2ab0 <tty_menu_show>,
popup_dialog_hook = 0x0,
---Type <return> to continue, or q <return> to quit---
set_vertical_scroll_bar_hook = 0x0,
set_horizontal_scroll_bar_hook = 0x0,
condemn_scroll_bars_hook = 0x0,
redeem_scroll_bar_hook = 0x0,
judge_scroll_bars_hook = 0x0,
read_socket_hook = 0x4f8cf0 <tty_read_avail_input>,
frame_up_to_date_hook = 0x0,
delete_frame_hook = 0x4b0130 <tty_free_frame_resources>,
delete_terminal_hook = 0x4aff70 <delete_tty>
}
$2 = {
header = {
size = 4611686018561773572
},
param_alist = XIL(0x3635c03),
charset_list = XIL(0),
Vselection_alist = XIL(0),
glyph_code_table = XIL(0),
next_terminal = 0xc2b460,
id = 4,
reference_count = 2,
type = output_x_window,
name = 0x3b51a70 ":0",
---Type <return> to continue, or q <return> to quit---
kboard = 0x3e374f0,
image_cache = 0x435b910,
display_info = {
tty = 0x3a31c00,
x = 0x3a31c00,
w32 = 0x3a31c00,
ns = 0x3a31c00
},
terminal_coding = 0x3f2f200,
keyboard_coding = 0x446f800,
rif = 0x85a520 <x_redisplay_interface>,
cursor_to_hook = 0x0,
raw_cursor_to_hook = 0x0,
clear_to_end_hook = 0x0,
clear_frame_hook = 0x4c2500 <x_clear_frame>,
clear_end_of_line_hook = 0x0,
ins_del_lines_hook = 0x4c0cb0 <x_ins_del_lines>,
insert_glyphs_hook = 0x0,
write_glyphs_hook = 0x0,
delete_glyphs_hook = 0x4c0ca0 <x_delete_glyphs>,
ring_bell_hook = 0x4c4810 <XTring_bell>,
toggle_invisible_pointer_hook = 0x4c0680 <XTtoggle_invisible_pointer>,
reset_terminal_modes_hook = 0x0,
---Type <return> to continue, or q <return> to quit---
set_terminal_modes_hook = 0x0,
update_begin_hook = 0x4c05c0 <x_update_begin>,
update_end_hook = 0x4c05d0 <x_update_end>,
set_terminal_window_hook = 0x0,
mouse_position_hook = 0x4c8f90 <XTmouse_position>,
frame_rehighlight_hook = 0x4c9f20 <XTframe_rehighlight>,
frame_raise_lower_hook = 0x4c4630 <XTframe_raise_lower>,
fullscreen_hook = 0x4ccfe0 <XTfullscreen_hook>,
menu_show_hook = 0x46dd20 <x_menu_show>,
popup_dialog_hook = 0x46e680 <xw_popup_dialog>,
set_vertical_scroll_bar_hook = 0x4c1f60 <XTset_vertical_scroll_bar>,
set_horizontal_scroll_bar_hook = 0x4c19d0 <XTset_horizontal_scroll_bar>,
condemn_scroll_bars_hook = 0x4c0630 <XTcondemn_scroll_bars>,
redeem_scroll_bar_hook = 0x4c0ab0 <XTredeem_scroll_bar>,
judge_scroll_bars_hook = 0x4c15f0 <XTjudge_scroll_bars>,
read_socket_hook = 0x4c2380 <XTread_socket>,
frame_up_to_date_hook = 0x4c4650 <XTframe_up_to_date>,
delete_frame_hook = 0x4ce160 <x_destroy_window>,
delete_terminal_hook = 0x4c5ea0 <x_delete_terminal>
}
$3 = {
header = {
size = 4611686018561773572
---Type <return> to continue, or q <return> to quit---
},
param_alist = XIL(0x13a3aa3),
charset_list = XIL(0x102ec33),
Vselection_alist = XIL(0),
glyph_code_table = XIL(0),
next_terminal = 0x0,
id = 0,
reference_count = 1,
type = output_initial,
name = 0xbf45e0 "initial_terminal",
kboard = 0xc26e30,
image_cache = 0x0,
display_info = {
tty = 0x0,
x = 0x0,
w32 = 0x0,
ns = 0x0
},
terminal_coding = 0xc2dbf0,
keyboard_coding = 0xc2d980,
rif = 0x0,
cursor_to_hook = 0x0,
raw_cursor_to_hook = 0x0,
---Type <return> to continue, or q <return> to quit---
clear_to_end_hook = 0x0,
clear_frame_hook = 0x0,
clear_end_of_line_hook = 0x0,
ins_del_lines_hook = 0x0,
insert_glyphs_hook = 0x0,
write_glyphs_hook = 0x0,
delete_glyphs_hook = 0x0,
ring_bell_hook = 0x0,
toggle_invisible_pointer_hook = 0x0,
reset_terminal_modes_hook = 0x0,
set_terminal_modes_hook = 0x0,
update_begin_hook = 0x0,
update_end_hook = 0x0,
set_terminal_window_hook = 0x0,
mouse_position_hook = 0x0,
frame_rehighlight_hook = 0x0,
frame_raise_lower_hook = 0x0,
fullscreen_hook = 0x0,
menu_show_hook = 0x0,
popup_dialog_hook = 0x0,
set_vertical_scroll_bar_hook = 0x0,
set_horizontal_scroll_bar_hook = 0x0,
condemn_scroll_bars_hook = 0x0,
---Type <return> to continue, or q <return> to quit---
redeem_scroll_bar_hook = 0x0,
judge_scroll_bars_hook = 0x0,
read_socket_hook = 0x0,
frame_up_to_date_hook = 0x0,
delete_frame_hook = 0x4b6ea0 <initial_free_frame_resources>,
delete_terminal_hook = 0x4b7690 <delete_initial_terminal>
}
(gdb)
GNU bug tracking system
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1997,2003 nCipher Corporation Ltd,
1994-97 Ian Jackson.