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Subject: Re: id3.c: reading id3 tags, is this a bug?
From: TP Diffenbach (rockbox_at_diffenbach.org)
Date: 2003-03-19


Ah, I can see where that might be useful. It might be more easily understand with a MANFEST_CONSTANT.

Quoting Linus Nielsen Feltzing <linus_at_haxx.se>:

> > A negative return from read, if I recall correctly, means that
> the
> > read failed. read_frame's caller is only interested in whether
> > read_frame's return value is less than zero.
>
> No, not if the caller will display the return code.
>
> > So why mutiply read's
> > return value by ten, and subtract one? What is this useful for?
>
> It is useful for debugging purposes. If each caller multiplies the
>
> return code by 10, we will be able to track the return code from
> each
> caller in the chain, and can see the exact chain of events from the
>
> return code only.
>
> /Linus
>
>
>

-- 
Archos FM needs a Rockbox!



Page was last modified "Jan 10 2012" The Rockbox Crew
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