Subject: Re: Arithmetic, octal and leading zeroes in sh
To: Todd Vierling <firstname.lastname@example.org>
From: Stephen Borrill <email@example.com>
Date: 10/13/2005 15:54:06
On Thu, 13 Oct 2005, Todd Vierling wrote:
>> I see from the 1.11 commit this is to recognise octal and hex, but must a
>> leading zero always indicate octal?
> Yes; that's standard practice in Unix (and the C programming language).
Sure, but I meant must it always do so in the shell? Doing so requires
scripts to work around this if they want to use 'normal' :-) arithmetic
on numbers that may be, for instance, input by the user or returned from
> It is also required by the Open Group shell specification:
That answers the question above.