Re: [cc65] scanf again

From: Ullrich von Bassewitz <uz1musoftware.de>
Date: 2004-11-25 13:43:46
On Thu, Nov 25, 2004 at 01:38:20PM +0100, MagerValp wrote:
> OK. Since _scanf.c has been written, is the wrapper function all that
> is missing? And from reading the source I don't see where ungetc is
> needed.

I've had a look at _scanf before answering your mail. It will need a few minor
changes in the indesc structure to make it suitable for use with scanf.
Currently, the indesc structure contains a buffer, so _scanf can look at a
character, and increase the index only if it can make use of it. That is no
longer possible when working with files. Instead, the indesc structure will
need a user data pointer and two functions get and unget. This is where the
ungetc function is needed.

Regards


        Uz


-- 
Ullrich von Bassewitz                                  uz@musoftware.de
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Received on Thu Nov 25 13:43:49 2004

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