Package: emacs;
Reported by: Hin-Tak Leung <hintak.leung <at> gmail.com>
Date: Thu, 15 Dec 2016 00:56:02 UTC
Severity: normal
Found in version 25.1
Done: Eli Zaretskii <eliz <at> gnu.org>
Bug is archived. No further changes may be made.
View this message in rfc822 format
From: help-debbugs <at> gnu.org (GNU bug Tracking System) To: Eli Zaretskii <eliz <at> gnu.org> Cc: tracker <at> debbugs.gnu.org Subject: bug#25203: closed (25.1; crash during message, infinite recursion) Date: Fri, 16 Dec 2016 10:50:02 +0000
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Your message dated Fri, 16 Dec 2016 12:48:05 +0200 with message-id <83h964880q.fsf <at> gnu.org> and subject line Re: bug#25203: 25.1; crash during message, infinite recursion has caused the debbugs.gnu.org bug report #25203, regarding 25.1; crash during message, infinite recursion to be marked as done. (If you believe you have received this mail in error, please contact help-debbugs <at> gnu.org.) -- 25203: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=25203 GNU Bug Tracking System Contact help-debbugs <at> gnu.org with problems
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From: Hin-Tak Leung <hintak.leung <at> gmail.com> To: bug-gnu-emacs <at> gnu.org Cc: Hin-Tak Leung <htl10 <at> users.sourceforge.net> Subject: 25.1; crash during message, infinite recursion Date: Thu, 15 Dec 2016 00:04:53 +0000emacs -Q -batch -l cjk-enc.el -f batch-force-cjk-write-file Big5.tex where cjk-enc.el is a slight enhancement of "cjk/utils/lisp/emacs/cjk-enc.el" from http://cjk.ffii.org , with diff --git a/emacs/cjk-enc.el b/emacs/cjk-enc.el index c8e6706..096ade7 100644 --- a/emacs/cjk-enc.el +++ b/emacs/cjk-enc.el @@ -881,7 +881,8 @@ (setq last-pos (point)) (message "Converting: %2d%%" (/ (* 100 (point)) (point-max))))) - + (message "temp-buf is %s..." (buffer-name temp-buf)) + (message "work-buf is %s..." (buffer-name work-buf)) ;; Advance to the next character and loop. (forward-char 1)) and Big5.tex is cjk/examples/Big5.tex (gdb) bt #0 0x00007f6ecfe1e48f in raise (sig=<optimized out>) at ../sysdeps/unix/sysv/linux/raise.c:58 #1 0x00000000004f1174 in terminate_due_to_signal () #2 0x000000000050945e in () #3 0x0000000000509689 in () #4 0x00000000005096ef in handle_sigsegv () #5 0x00007f6ecfe1e5c0 in <signal handler called> () at /lib64/libpthread.so.0 #6 0x000000000048c2d5 in consume_chars () #7 0x0000000000495fe9 in encode_coding () #8 0x000000000049c775 in encode_coding_object () #9 0x000000000049d7c8 in code_convert_string () #10 0x0000000000431ad5 in message_to_stderr () #11 0x000000000045657c in message3 () #12 0x000000000055ee5c in Fmessage () #13 0x00000000005651e0 in eval_sub () #14 0x00000000005681cd in Flet () #15 0x0000000000565014 in eval_sub () #16 0x00000000005682fd in Fwhile () #17 0x0000000000565014 in eval_sub () #18 0x00000000005681cd in Flet () #19 0x0000000000565014 in eval_sub () #20 0x00000000005681cd in Flet () #21 0x0000000000565014 in eval_sub () #22 0x00000000005657bd in funcall_lambda () #23 0x0000000000565a4b in Ffuncall () #24 0x0000000000564516 in internal_condition_case_n () #25 0x000000000042efc8 in safe.call () #26 0x000000000043b97c in safe_call () #27 0x000000000049c27e in encode_coding_object () ---Type <return> to continue, or q <return> to quit--- #28 0x000000000049d7c8 in code_convert_string () #29 0x0000000000431ad5 in message_to_stderr () #30 0x000000000045657c in message3 () ... repeats at a cycle of 19 ... #923 0x000000000045657c in message3 () ---Type <return> to continue, or q <return> to quit--- #924 0x000000000055ee5c in Fmessage () #925 0x00000000005651e0 in eval_sub () #926 0x00000000005681cd in Flet () #927 0x0000000000565014 in eval_sub () #928 0x00000000005682fd in Fwhile () #929 0x0000000000565014 in eval_sub () #930 0x00000000005681cd in Flet () #931 0x0000000000565014 in eval_sub () #932 0x00000000005681cd in Flet () #933 0x0000000000565014 in eval_sub () #934 0x00000000005657bd in funcall_lambda () #935 0x0000000000565a4b in Ffuncall () #936 0x0000000000564516 in internal_condition_case_n () #937 0x000000000042efc8 in safe.call () #938 0x000000000043b97c in safe_call () #939 0x000000000049c27e in encode_coding_object () #940 0x00000000005205fa in e_write () #941 0x000000000052766b in write_region () #942 0x00000000005283ef in Fwrite_region () #943 0x000000000056503d in eval_sub () #944 0x00000000005681cd in Flet () #945 0x0000000000565014 in eval_sub () #946 0x000000000056535d in Fprogn () #947 0x000000000055efc7 in Fsave_excursion () #948 0x0000000000565014 in eval_sub () #949 0x00000000005681cd in Flet () #950 0x0000000000565014 in eval_sub () #951 0x00000000005657bd in funcall_lambda () ---Type <return> to continue, or q <return> to quit--- #952 0x0000000000564ac8 in apply_lambda () #953 0x0000000000564e2a in eval_sub () #954 0x0000000000565014 in eval_sub () #955 0x00000000005653a5 in Fif () #956 0x0000000000565014 in eval_sub () #957 0x00000000005653a5 in Fif () #958 0x0000000000565014 in eval_sub () #959 0x00000000005681cd in Flet () #960 0x0000000000565014 in eval_sub () #961 0x00000000005682fd in Fwhile () #962 0x0000000000565014 in eval_sub () #963 0x00000000005657bd in funcall_lambda () #964 0x0000000000564ac8 in apply_lambda () #965 0x0000000000564e2a in eval_sub () #966 0x00000000005657bd in funcall_lambda () #967 0x0000000000565a4b in Ffuncall () #968 0x000000000059ad23 in exec_byte_code () #969 0x0000000000565a4b in Ffuncall () #970 0x000000000059ad23 in exec_byte_code () #971 0x0000000000565a4b in Ffuncall () #972 0x000000000059ad23 in exec_byte_code () #973 0x0000000000564ac8 in apply_lambda () #974 0x0000000000564e2a in eval_sub () #975 0x00000000005686fc in Feval () #976 0x0000000000564362 in internal_condition_case () #977 0x00000000004f3d70 in top_level_1 () #978 0x0000000000564303 in internal_catch () #979 0x00000000004f15bd in command_loop () ---Type <return> to continue, or q <return> to quit--- #980 0x00000000004f5dd7 in recursive_edit_1 () #981 0x00000000004f6128 in Frecursive_edit () #982 0x0000000000419d52 in main () In GNU Emacs 25.1.1 (x86_64-redhat-linux-gnu, GTK+ Version 3.22.1) of 2016-10-12 built on buildvm-18.phx2.fedoraproject.org Windowing system distributor 'Fedora Project', version 11.0.11900000 System Description: Fedora release 25 (Twenty Five) Configured using: 'configure --build=x86_64-redhat-linux-gnu --host=x86_64-redhat-linux-gnu --program-prefix= --disable-dependency-tracking --prefix=/usr --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc --datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib64 --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/var/lib --mandir=/usr/share/man --infodir=/usr/share/info --with-dbus --with-gif --with-jpeg --with-png --with-rsvg --with-tiff --with-xft --with-xpm --with-x-toolkit=gtk3 --with-gpm=no --with-xwidgets build_alias=x86_64-redhat-linux-gnu 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From: Eli Zaretskii <eliz <at> gnu.org> To: Werner LEMBERG <wl <at> gnu.org> Cc: htl10 <at> users.sourceforge.net, hintak.leung <at> gmail.com, 25203-done <at> debbugs.gnu.org Subject: Re: bug#25203: 25.1; crash during message, infinite recursion Date: Fri, 16 Dec 2016 12:48:05 +0200> Date: Fri, 16 Dec 2016 10:08:55 +0100 (CET) > Cc: hintak.leung <at> gmail.com, htl10 <at> users.sourceforge.net, > 25203 <at> debbugs.gnu.org > From: Werner LEMBERG <wl <at> gnu.org> > > >> > In fact, any I/O that might require encoding should be completely > >> > avoided in pre-write-conversion. > >> > >> Is this documented? If yes, I've missed it. > > > > Frankly, it should be obvious: you are recursively invoking the same > > operation that is being processed by the calling function. > > Well, `cjk-coding' worked flawlessly for years. The problem was triggered by adding the 2 'message' calls, after the point where coding-system-for-write was bound to this coding-system. Without those 'message' calls, cjk-coding indeed should still work flawlessly. > > Any reasons not to close this bug report, now that all of its > > aspects have been addressed? > > Yes, please do. Done.
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