From: Manuel Giraud <manuel@ledu-giraud.fr>
To: Eli Zaretskii <eliz@gnu.org>
Cc: luangruo@yahoo.com, 59351@debbugs.gnu.org,
Manuel Giraud <manuel@ledu-giraud.fr>
Subject: bug#59351: 29.0.50; [PATCH] Fix mouse click position to menu bar entry
Date: Mon, 21 Nov 2022 15:46:51 +0100 [thread overview]
Message-ID: <875yf85pr8.fsf@elite.giraud> (raw)
In-Reply-To: <83o7t02xq2.fsf@gnu.org> (Eli Zaretskii's message of "Mon, 21 Nov 2022 16:23:01 +0200")
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Manuel Giraud <manuel@ledu-giraud.fr>
>> Cc: Manuel Giraud <manuel@ledu-giraud.fr>, luangruo@yahoo.com,
>> 59351@debbugs.gnu.org
>> Date: Mon, 21 Nov 2022 14:40:16 +0100
>>
>> I'm trying to debug this from "M-x gdb". I've put a breakpoint at
>> display_menu_bar but whenever I'm doing a 'next' at the init_iterator
>> call I get the following message:
>>
>> --8<---------------cut here---------------start------------->8---
>> Thread 1 received signal SIGTRAP, Trace/breakpoint trap.
>> _thread_sys_poll () at /tmp/-:3
>> 3 /tmp/-: No such file or directory.
>> --8<---------------cut here---------------end--------------->8---
>
> What does "bt" show in this case?
Here it is:
--8<---------------cut here---------------start------------->8---
#0 _thread_sys_poll () at /tmp/-:3
#1 0x00000a4800b10c4e in _libc_poll_cancel (fds=0x7f7ffffc52a8, nfds=1, timeout=-1) at /usr/src/lib/libc/sys/w_poll.c:27
#2 0x00000a4798da5532 in _xcb_conn_wait (c=0xa47977e9000, cond=<optimized out>, vector=0x0, count=0x0) at /usr/xenocara/lib/libxcb/libxcb/../../../dist/libxcb/src/xcb_conn.c:508
#3 0x00000a4798db7ad4 in wait_for_reply (c=0xa47977e9000, request=815, e=0x7f7ffffc53b8) at /usr/xenocara/lib/libxcb/libxcb/../../../dist/libxcb/src/xcb_in.c:522
#4 0x00000a4798db7bf5 in xcb_wait_for_reply64 (c=0xa47977e9000, request=815, e=0x7f7ffffc53b8) at /usr/xenocara/lib/libxcb/libxcb/../../../dist/libxcb/src/xcb_in.c:566
#5 0x00000a47866f6ac2 in _XReply () from /usr/X11R6/lib/libX11.so.18.0
#6 0x00000a47866d6814 in XGetWindowProperty () from /usr/X11R6/lib/libX11.so.18.0
#7 0x00000a4504dfe121 in x_handle_wm_state (f=0xa47cbcaf7b0, ie=0x7f7ffffc6c28) at xterm.c:18198
#8 0x00000a4504dd9801 in handle_one_xevent (dpyinfo=0xa47dab78080, event=0x7f7ffffc6cb8, finish=0x7f7ffffc6d7c, hold_quit=0x7f7ffffc6e08) at xterm.c:19096
#9 0x00000a4504e07b2f in XTread_socket (terminal=0xa47dab8c950, hold_quit=0x7f7ffffc6e08) at xterm.c:24751
#10 0x00000a4504e7f73c in gobble_input () at keyboard.c:7413
#11 0x00000a4504e80037 in handle_async_input () at keyboard.c:7644
#12 0x00000a4504e7fffe in process_pending_signals () at keyboard.c:7658
#13 0x00000a4504e800bb in unblock_input_to (level=0) at keyboard.c:7673
#14 0x00000a4504e7c650 in unblock_input () at keyboard.c:7692
#15 0x00000a450511f632 in ftcrfont_text_extents (font=0xa4767ecc8f8, code=0x7f7ffffc72e8, nglyphs=1, metrics=0xa45056fea78 <get_per_char_metric.metrics>) at ftcrfont.c:430
#16 0x00000a4504c7ffe7 in get_per_char_metric (font=0xa4767ecc8f8, char2b=0x7f7ffffc72e8) at xdisp.c:29566
#17 0x00000a4504c841d9 in gui_produce_glyphs (it=0x7f7ffffc7370) at xdisp.c:31736
#18 0x00000a4504c569eb in produce_special_glyphs (it=0x7f7ffffc8960, what=IT_TRUNCATION) at xdisp.c:31346
#19 0x00000a4504c54dac in init_iterator (it=0x7f7ffffc8960, w=0xa4767edf000, charpos=-1, bytepos=-1, row=0xa4767ec8000, base_face_id=MENU_FACE_ID) at xdisp.c:3314
#20 0x00000a4504cd4e8b in display_menu_bar (w=0xa47cbcafa20) at xdisp.c:26281
#21 0x00000a4504cc80ae in redisplay_window (window=XIL(0xa47cbcafa25), just_this_one_p=false) at xdisp.c:20374
#22 0x00000a4504cc2d7a in redisplay_window_0 (window=XIL(0xa47cbcafa25)) at xdisp.c:17397
#23 0x00000a4504fd67b6 in internal_condition_case_1 (bfun=0xa4504cc2d30 <redisplay_window_0>, arg=XIL(0xa47cbcafa25), handlers=XIL(0xa4736467f5b), hfun=0xa4504cc1160 <redisplay_window_error>) at eval.c:1498
#24 0x00000a4504cc0fe1 in redisplay_windows (window=XIL(0xa47cbcafa25)) at xdisp.c:17367
#25 0x00000a4504c6500b in redisplay_internal () at xdisp.c:16816
#26 0x00000a4504c70567 in redisplay () at xdisp.c:16006
#27 0x00000a4504e72d3f in read_char (commandflag=1, map=XIL(0xa47b29a34b3), prev_event=XIL(0), used_mouse_menu=0x7f7ffffd059f, end_time=0x0) at keyboard.c:2623
#28 0x00000a4504e6d0ea in read_key_sequence (keybuf=0x7f7ffffd0a90, prompt=XIL(0), dont_downcase_last=false, can_return_switch_frame=true, fix_current_buffer=true, prevent_redisplay=false) at keyboard.c:10070
#29 0x00000a4504e6aad6 in command_loop_1 () at keyboard.c:1376
#30 0x00000a4504fd667e in internal_condition_case (bfun=0xa4504e6a4a0 <command_loop_1>, handlers=XIL(0x90), hfun=0xa4504e6bcd0 <cmd_error>) at eval.c:1474
#31 0x00000a4504e6a430 in command_loop_2 (handlers=XIL(0x90)) at keyboard.c:1125
#32 0x00000a4504fd5413 in internal_catch (tag=XIL(0xfb10), func=0xa4504e6a400 <command_loop_2>, arg=XIL(0x90)) at eval.c:1197
#33 0x00000a4504e690e6 in command_loop () at keyboard.c:1103
#34 0x00000a4504e68e2d in recursive_edit_1 () at keyboard.c:712
#35 0x00000a4504e695d1 in Frecursive_edit () at keyboard.c:795
#36 0x00000a4504e6517b in main (argc=2, argv=0x7f7ffffd1238) at emacs.c:2516
--8<---------------cut here---------------end--------------->8---
>> I guess that this is an issue with thread but maybe there is some tricks
>> to debug a threaded emacs. I cannot find hindsights in "etc/DEBUG". I
>> also tried to compile "--without-threads" but it seems to be for elisp
>> support.
>
> This has nothing to do with --without-threads, so no need to rebuild Emacs.
> The only thing you need to make sure is that Emacs is build without
> optimizations (-O0 compiler switch) and with -g3 (to include detailed debug
> info including macros).
Yes, it is compiled with both -O0 and -g3 (and even
--enable-checking="yes,glyphs" and --enable-check-lisp-object-type: I
have followed etc/DEBUG on this).
--
Manuel Giraud
next prev parent reply other threads:[~2022-11-21 14:46 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-18 8:37 bug#59351: 29.0.50; [PATCH] Fix mouse click position to menu bar entry Manuel Giraud
2022-11-18 10:43 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-18 11:01 ` Manuel Giraud
2022-11-18 11:42 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-18 12:10 ` Manuel Giraud
2022-11-18 13:19 ` Eli Zaretskii
2022-11-18 13:24 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-18 11:58 ` Eli Zaretskii
2022-11-18 12:15 ` Manuel Giraud
2022-11-18 12:29 ` Eli Zaretskii
2022-11-18 12:41 ` Manuel Giraud
2022-11-18 12:51 ` Eli Zaretskii
2022-11-18 13:12 ` Manuel Giraud
2022-11-18 13:23 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-18 13:40 ` Manuel Giraud
2022-11-18 14:08 ` Manuel Giraud
2022-11-18 14:14 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-18 14:31 ` Eli Zaretskii
2022-11-18 13:20 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-18 13:20 ` Manuel Giraud
2022-11-18 14:30 ` Eli Zaretskii
2022-11-18 15:20 ` Manuel Giraud
2022-11-18 15:26 ` Eli Zaretskii
2022-11-18 17:23 ` Manuel Giraud
2022-11-18 18:45 ` Eli Zaretskii
2022-11-21 13:40 ` Manuel Giraud
2022-11-21 14:23 ` Eli Zaretskii
2022-11-21 14:46 ` Manuel Giraud [this message]
2022-11-21 18:12 ` Eli Zaretskii
2022-11-22 0:34 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-23 16:43 ` Manuel Giraud
2022-11-23 17:31 ` Eli Zaretskii
2022-11-24 13:49 ` Manuel Giraud
2022-11-25 14:55 ` Manuel Giraud
2022-11-25 15:00 ` Manuel Giraud
2022-11-26 12:49 ` Eli Zaretskii
2022-11-26 17:26 ` Manuel Giraud
2022-11-26 17:38 ` Eli Zaretskii
2022-11-27 0:51 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-27 6:40 ` Eli Zaretskii
2022-11-28 17:07 ` Manuel Giraud
2022-11-29 0:47 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-29 8:00 ` Manuel Giraud
2022-11-29 9:37 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-12-01 10:30 ` Manuel Giraud
2022-11-29 12:14 ` Eli Zaretskii
2022-11-29 12:19 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-12-01 12:31 ` Eli Zaretskii
2022-12-01 16:23 ` Manuel Giraud
2022-12-01 16:50 ` Eli Zaretskii
2022-11-19 0:22 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-11-19 9:19 ` Manuel Giraud
2022-11-18 11:42 ` Eli Zaretskii
2022-11-18 12:12 ` Manuel Giraud
2022-11-18 12:26 ` Eli Zaretskii
2022-11-18 13:16 ` Manuel Giraud
2022-11-18 14:16 ` Eli Zaretskii
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