bug#11202: 24.0.93; shell.el: Documentation for M-x shell sometimes shows wrong keybinding for describe-mode

[Stefan Monnier]

> If I invoke 'M-x describe-function shell' when I am already in
> help-mode, the last sentence reads:
>> (Type h in the shell buffer for a list of commands.)

Yup, that's a bug.

> Patch below. Would you like me to provide a similar patch for all instances
> of "\\[describe-mode]" in the lisp directory?

Such a patch would be very welcome, yes.  Even better would be some way
to detect the problem automatically (maybe from checkdoc?).


        Stefan