Re: [Bug: 21.5-b29] gnus can't send in 21.5.29 but in 21.4.22

[Reiner Steib <reinersteib+gmane@imap.cc>]

On Thu, Sep 22 2011, Katsumi Yamaoka wrote:

> Katsumi Yamaoka wrote:
>> I realized what we have to fix is `mml-compute-boundary-1'.  [...]
>> The function looks for ones that are the same as a MIME boundary
>> (e.g., =-=-=) in contents of MIME parts, and updates the boundary
>> pattern so as to be unique, if any.  Contents to be checked should
>> be encoded ones, however it doesn't so.  As for a file to attach,
>> it reads the file without binding `coding-system-for-read', doesn't
>> encode it, and looks for things like the boundary in it.  That is
>> the root cause of an XEmacs 21.5 error.
>
> Done.  Not yet tested with XEmacs 21.5 though.
> The new function definition encodes every part in the same way
> practicing when actually sending them in advance and then looks
> for things like a MIME boundary.  So it may slow message sending.
> In addition, it assumes that signing and encrypting will never
> generate a boundary pattern in data.

Note that Aidan Kehoe added ".pdf" to `binary-file-regexps' in XEmacs
21.5 now[1].  If the slowdown is notable and the change is only
because of the reported XEmacs problem, it is not necessary, I think.
Or does your commit fix a more general problem?

[1] http://thread.gmane.org/gmane.emacs.xemacs.beta/35574

Bye, Reiner.
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