bug#3226: here-document syntax inference and completion is broken

[Lars Ingebrigtsen <larsi@gnus.org>]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>> A default emacs install will complete with "EOF\n\nEOF" (in a more
>> clever fashion so the rest of the line is undisturbed), and place the
>> cursor on the new blank line.  This is incorrect behaviour, as it
>> breaks entry of BASH here-strings when the user's intent is
>> still ambiguous.
>
> Thanks for your report.  Indeed, sh-mode does not know about
> here-strings at all.  I guess waiting for "<<[^<]" is a good idea.
> Patches welcome for Emacs-23.2.

I've now made it look for a space after the << -- that feels more
natural than << and then some arbitrary character.  And as far as I can
tell, all the shells handle

foo <<EOF
EOF

and

foo << EOF
EOF

identically. 

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no