From: Patrik Jonsson <patrik@ucolick.org>
To: Andreas Schwab <schwab@suse.de>
Cc: emacs-devel@gnu.org, Jason Rumney <jasonr@gnu.org>
Subject: Re: Extra character 194 appearing in network stream
Date: Sat, 17 Feb 2007 01:53:06 -0800 [thread overview]
Message-ID: <45D6D082.1010502@ucolick.org> (raw)
In-Reply-To: <jevei1ktds.fsf@sykes.suse.de>
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Andreas Schwab wrote:
> Patrik Jonsson <patrik@ucolick.org> writes:
>
>
>> I tracked the problem down to the piece of code that packed a number
>> into a network-order 4-byte string:
>>
>> (format "%c%c%c%c"
>> (lsh (logand i 4278190080) -24)
>> (lsh (logand i 16711680) -16)
>> (lsh (logand i 65280) -8)
>> (logand i 255))
>>
>> which when (logand i 255) >127 apparently produces a 5-character string.
>>
>
> I cannot reproduce that. Can you give a specific example?
>
(string-bytes (let ((i 200))
(format "%c%c%c%c"
(lsh (logand i 4278190080) -24)
(lsh (logand i 16711680) -16)
(lsh (logand i 65280) -8)
(logand i 255))))
gives
5
Regards,
/Patrik
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next prev parent reply other threads:[~2007-02-17 9:53 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-17 0:53 Extra character 194 appearing in network stream Patrik Jonsson
2007-02-17 3:48 ` Jason Rumney
2007-02-17 9:31 ` Patrik Jonsson
2007-02-17 9:47 ` Andreas Schwab
2007-02-17 9:53 ` Patrik Jonsson [this message]
2007-02-17 10:03 ` Andreas Schwab
2007-02-17 18:53 ` Patrik Jonsson
2007-02-18 18:47 ` Stefan Monnier
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