Re: [PATCH] overquoting in implementation of %code and %defines

[Paolo Bonzini]

> > m4_define([b4_prefix], [b4_get_percent_define([[prefix]], [[YY]])])
>
> I don't want to encourage skeleton authors to define such an abbreviation 
> just in order to define a variable's default value.  It can suppress 
> helpful warnings about a variable that's sometimes unused.

No, it won't unless you actually use b4_prefix, i.e. unless the 
b4_get_percent_define is actually expanded.

> This should work:
>
>   m4_define_default([b4_percent_define_prefix], [[YY]])

This feature is useless, for the reason I gave above.  It's better to 
make it look like m4_default etc.

Paolo