Re: 2 minor bugs with filling and comments in mail mode

[Stefan Monnier]

> From this it seems that a major mode should set comment-start-skip if
> necessary.  mail-mode computes comment-start from mail-yank-prefix,
> but does not set comment-start-skip.

Indeed, if comment-start-skip cannot be easily inferred from comment-start,
the major mode needs to set it explicitly.  I've installed changes in
sendmail.el and message.el for that.

> No comment syntax is defined.  Use: 
> 
> Hit RET.  You get an error:
> 
> comment-region: Wrong type argument: stringp, nil

Thanks.  I've fixed this as well.


        Stefan