Re: Possibly a bug?

[Donald Allen]

Sorry, false alarm. Pilot error -- a quoting problem.

/Don Allen

On Fri, Oct 9, 2015 at 8:57 AM, Donald Allen <address@hidden> wrote:
> /tmp/testit.m4:
> define(`First', index($1,`@'))
> First(address@hidden@baz')
> index(address@hidden@baz',`@')
>
>
> address@hidden:/tmp$ m4 testit.m4
>
> -1
> 3
> address@hidden:/tmp$
>
> I'm stumped as to why the index call in First returns -1, whereas the
> direct call returns the correct index. In trying to understand this,
> I've defined a 'myindex' macro that simply returns its arguments, and
> they are the same in both cases.
>
> Any help would be appreciated.
>
> /Don Allen