[debbugs-tracker] bug#13662: closed (24.3.50; inotify-add-watch fails in batch mode)

[GNU bug Tracking System]

Your message dated Fri, 17 Jan 2014 12:56:51 +0100
with message-id <address@hidden>
and subject line Re: bug#13662: 24.3.50; inotify-add-watch fails in batch mode
has caused the debbugs.gnu.org bug report #13662,
regarding 24.3.50; inotify-add-watch fails in batch mode
to be marked as done.

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-- 
13662: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=13662
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> --- Begin Message ---
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> Subject: 
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> 24.3.50; inotify-add-watch fails in batch mode
>
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> Date: 
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> Sat, 09 Feb 2013 22:35:49 +0800
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>
>
>
> On latest trunk, `make check' fails with
> 2 unexpected results:
>    FAILED  ert-test-record-backtrace
>    FAILED  inotify-file-watch-simple
>
> The first of this is Bug#13064 (still not fixed; I couldn't disentangle
> the mess of CL-isms and closures involved in that bug).  The second
> failure is relatively new: apparently, inotify-file-watch-simple works
> when Emacs is interactive but fails in batch mode.
>
> Another way to see this is to create a file with the contents
>
> (let* ((temp-file (make-temp-file "inotify-simple"))
>        (events 0)
>        (wd
>         (inotify-add-watch temp-file t (lambda (ev)
>                                          (setq events (1+ events))))))
>   (unwind-protect
>       (progn
>         (with-temp-file temp-file
>           (insert "Foo\n"))
>         (sit-for 5)
>         (message ">> %d <<" events))
>     (inotify-rm-watch wd)))
>
> and run `emacs -batch -l foo.el'.  This prints ">> 0 <<", indicating
> that the inotify watcher failed to run.  If you repeat omitting -batch,
> ">> 4 <<" is printed, as expected.
>
>
> In GNU Emacs 24.3.50.2 (x86_64-unknown-linux-gnu, GTK+ Version 3.6.4)
>  of 2013-02-09 on tsparkle
> Bzr revision: 111704 address@hidden
> Windowing system distributor `The X.Org Foundation', version 11.0.11301000
> Configured using:
>  `configure --with-x-toolkit=gtk3 CFLAGS=-g --no-create --no-recursion'
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#13662: 24.3.50; inotify-add-watch fails in batch mode
>
>
>
>
> Date: 
>
> Fri, 17 Jan 2014 12:56:51 +0100
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)
>
>
>
>
> Chong Yidong <address@hidden> writes:
>
> > Another way to see this is to create a file with the contents
> >
> > (let* ((temp-file (make-temp-file "inotify-simple"))
> >        (events 0)
> >        (wd
> >       (inotify-add-watch temp-file t (lambda (ev)
> >                                        (setq events (1+ events))))))
> >   (unwind-protect
> >       (progn
> >       (with-temp-file temp-file
> >         (insert "Foo\n"))
> >       (sit-for 5)
> >       (message ">> %d <<" events))
> >     (inotify-rm-watch wd)))
> >
> > and run `emacs -batch -l foo.el'.  This prints ">> 0 <<", indicating
> > that the inotify watcher failed to run.  If you repeat omitting -batch,
> > ">> 4 <<" is printed, as expected.
>
> Should be fixed with r116052. Instead of `sit-for', one needs to apply
> `read-event'.
>
> Best regards, Michael.
>
>
> --- End Message ---