bug#26564: Document that only functions and not variables can end with "-p"

[Michael Heerdegen]

Drew Adams <drew.adams@oracle.com> writes:

> 3. Is there a proposal for a _different_ naming convention
> for Boolean variables?  I'd argue that we should have some
> such a naming convention.  And I'd argue that it should be
> different for options and non-option variables.

That's a good point indeed.

An alternative to "-p" would be "is-", like `foo-is-negative'.

Not using -p would also have an advantage: you could distinguish boolean
variables from variables bound to a predicate function.


Michael.