Re: Use of LWSP in ABNF -- consensus call

["Frank Ellermann" <[e-mail]>]

Dave Crocker wrote:

>> LWSP           =  *(WSP / CRLF WSP)
>>                ; Use of this linear-white-space rule permits
>>                ; lines containing only white space that are no
>>                ; longer legal in mail headers and have caused
>>                ; interoperability problems in other contexts.
>>                ; Do not use when defining mail headers and use
>>                ; with caution in other contexts.

[...]
> consensus to retain the LWSP construct and consensus to add a 
> warning.  The text that Chris is suggesting seems to accomplish
> this.

The text is fine, and slightly stronger than my proposal in April:
<http://article.gmane.org/gmane.ietf.general/24801/match=lwsp>

I'd prefer to put the prose in the security considerations, but
that's only a matter of taste, I don't like long comments in ABNF.

 Frank