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From: Michael Albinus <michael.albinus@gmx.de>
To: Duncan Greatwood <dgbulk@gmail.com>
Cc: 45518@debbugs.gnu.org
Subject: bug#45518: Ctrl-G Fails to Interrupt Hung Tramp Remote-Compile in Emacs 27.1
Date: Tue, 12 Jan 2021 16:02:32 +0100	[thread overview]
Message-ID: <875z425hbr.fsf@gmx.de> (raw)
In-Reply-To: <CAN_Aq+qAM9YWHwnpXe3kKwY7w=n+TZ3+42w6AoOPm3JKZbhX3w@mail.gmail.com> (Duncan Greatwood's message of "Mon, 11 Jan 2021 20:34:42 -0800")

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Duncan Greatwood <dgbulk@gmail.com> writes:

Hi Duncan,

> Meanwhile, good luck with debugging these bug#45518 issues.

Finally, I nailed it down. In the (remote) compilation process, there is
a process filter, which calls `file-truename' if it detects an
error. This works one or two times, but then the (remote) compilation
process comes in conflict with the (remote) Tramp process responsible
for `file-truename'.

The following patch has fixed the issue for me on my FreeBSD machine. It
is on top of Emacs' git master; but likely it works also for your Emacs
27 (not tested by me). Could you check, whether this helps you?

> Thanks again!

Best regards, Michael.


[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #2: Type: text/x-patch, Size: 1153 bytes --]

*** /tmp/ediffZ4hAwi	2021-01-12 16:00:49.593081437 +0100
--- /home/albinus/src/emacs/lisp/progmodes/compile.el	2021-01-12 15:52:02.111270252 +0100
***************
*** 3041,3047 ****
  	    ;; Get the specified directory from FILE.
  	    (spec-directory
               (if (cdr file)
! 		 (file-truename (concat comint-file-name-prefix (cdr file))))))

  	;; Check for a comint-file-name-prefix and prepend it if appropriate.
  	;; (This is very useful for compilation-minor-mode in an rlogin-mode
--- 3041,3052 ----
  	    ;; Get the specified directory from FILE.
  	    (spec-directory
               (if (cdr file)
!                  ;; This function is active in `compilation-filter'.
!                  ;; There could be problems to call `file-truename'
!                  ;; for remote compilation processes.
! 		 (if (file-remote-p default-directory)
! 		     (concat comint-file-name-prefix (cdr file))
! 		   (file-truename (concat comint-file-name-prefix (cdr file)))))))

  	;; Check for a comint-file-name-prefix and prepend it if appropriate.
  	;; (This is very useful for compilation-minor-mode in an rlogin-mode

  parent reply	other threads:[~2021-01-12 15:02 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-29  1:10 bug#45518: Ctrl-G Fails to Interrupt Hung Tramp Remote-Compile in Emacs 27.1 Duncan Greatwood
2020-12-30 10:36 ` Michael Albinus
2020-12-30 21:13 ` Duncan Greatwood
2020-12-31  8:42   ` Michael Albinus
2021-01-03 10:27     ` Michael Albinus
2021-01-03 19:27 ` Duncan Greatwood
2021-01-06 13:37   ` Michael Albinus
2021-01-06 22:54 ` Duncan Greatwood
2021-01-11 10:58   ` Michael Albinus
2021-01-11 16:52 ` Duncan Greatwood
2021-01-11 17:56   ` Michael Albinus
2021-01-12  4:34 ` Duncan Greatwood
2021-01-12  9:02   ` Michael Albinus
2021-01-12 15:02   ` Michael Albinus [this message]
2021-01-29  5:15 ` Duncan Greatwood
2021-01-29  8:53   ` Michael Albinus
2021-02-10 15:40   ` Michael Albinus
2021-02-11 15:22     ` Michael Albinus
2021-02-14  1:38 ` Duncan Greatwood
2021-02-14 14:15   ` Michael Albinus
2021-02-15 20:21 ` Duncan Greatwood
2021-02-16 20:09   ` Michael Albinus
2021-02-17  5:41 ` Duncan Greatwood
2021-02-17 15:39   ` Michael Albinus
2021-03-16  1:36 ` Duncan Greatwood
2021-03-16 18:30   ` Michael Albinus
     [not found] <CAN_Aq+rYcM7wHHWXKBqyY4P0Ew04RfkqnQUioqtUk0AOUeaRMA@mail.gmail.com>
2021-02-25 18:33 ` Michael Albinus
2021-03-15 20:49   ` Michael Albinus

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