If the goal is to feed this to the field width in printf, which I would think would be the dominant use, then you do have to account for the minus sign.
Borislav Petkov <b...@alien8.de> wrote: >On Sat, Sep 28, 2013 at 04:13:29PM -0700, H. Peter Anvin wrote: >> For negative numbers presumably we need to d++ for the minus sign, >no? > >That's easy - the function is called num_digits, so we count only >digits. > >The real question is, is there a use case where we would need to count >the sign too or only the digits? > >And since I can't be clairvoyant, I'll leave it to future generations >to >decide what to do with the sign. > >:-) -- Sent from my mobile phone. Please pardon brevity and lack of formatting. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
