bug#48177: 28.0.50; process-file doesn't correctly handle quoted file names for INFILE

[Philipp Stephani]

Am Mo., 3. Mai 2021 um 15:51 Uhr schrieb Michael Albinus
<michael.albinus@gmx.de>:
>
> Philipp Stephani <p.stephani2@gmail.com> writes:
>
> >> > Evaluate something like
> >> >
> >> > (process-file "/:/bin/true" "/:/dev/null")
> >> >
> >> > This gives an error
> >> >
> >> > (file-missing "Opening process input file" "No such file or directory" 
> >> > "/:/dev/null")
> >> >
> >> > Other magic filenames for INFILE (such as "/ssh:localhost:/dev/null")
> >> > work as expected.  The docstring for `process-file' says that INFILE is
> >> > handled by filename handlers, so I think this should work for quoted
> >> > filenames as well.
> >> >
> >>
> >> Same for
> >> (process-file "/:/bin/true" nil '((:file "/:/dev/null") "/dev/null"))
> >
> > Other forms that I think should work, but fail:
> >
> > (let ((default-directory "/:/usr/"))
> >   (process-file "/:/bin/true" nil '(t "/:/dev/null")))
> >
> > (let ((temporary-file-directory "/:/tmp/"))
> >   (process-file "/:/bin/true" nil '(t "/dev/null")))
>
> The appended patch shall fix this, could you pls test?


Yes, thanks!