> I was not even considering specifying the base of the the resulting > expansion. I was assuming it would always be base 10. I don't have > any good way to specify the output form. > > I was only considering the parsing of input (constant) values: whether > we wanted to support 0xfff, 0o777, 0b111 as well as base 10. I don't > want to support "traditional" octal values that start with plain 0... I > believe that's always been a bad idea and it's especially bad in the > context of makefiles where values are all strings right up until the > moment they're parsed.
I definitely agree with 0x 0o 0b. As for converting between bases, that could always be a separate function like `$(convert-base number,radix)` where radix is one of: 2, 8, 10, or 16
