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bug#11026: 23.3; call-process-region deletes unicode chars


From: Sean McLaughlin
Subject: bug#11026: 23.3; call-process-region deletes unicode chars
Date: Fri, 16 Mar 2012 15:06:14 -0400

For the record, the variable is called coding-system-for-write.

2012/3/16 Sean McLaughlin <address@hidden>:
> I apologize.  I thought it was a bug because when I write the buffer
> to a file and use call-process it works.
>
> Thank you for your time.  I'll try to close the bug.
>
> Sean
>
> On Fri, Mar 16, 2012 at 2:57 PM, Eli Zaretskii <address@hidden> wrote:
>>> From: Sean McLaughlin <address@hidden>
>>> Date: Fri, 16 Mar 2012 12:07:55 -0400
>>>
>>> Create a buffer called 'bug' with multi-byte chars.  For example, with
>>> the contents
>>>
>>> Alpha = α
>>>
>>> Run (call-process-region (point-min) (point-max) "cat" t t) in that
>>> buffer.  It deletes the non-ascii unicode chars and leaves everything
>>> else intact.
>>
>> This is not a bug, but a cockpit error.
>>
>> You need to bind coding-process-for-write to something sensible, like
>> utf-8.  Otherwise, `cat' will get unpredictable sequence of bytes
>> instead of the Unicode character, and will respond with another
>> unpredictable sequence.
>>
>> I think this bug report should be closed.





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