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

[Michael Albinus]

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?

Best regards, Michael.

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