Re: [Mingw-users] strangeness with sscanf and the '%hc' format

[Greg C. <gch...@sb...>]

On 2010-06-29 05:48Z, Vincent Torri wrote:
> 
> http://msdn.microsoft.com/en-us/library/xdb9w69d%28VS.71%29.aspx

That page says "The h, l, and L prefixes are Microsoft extensions when
used with data of type char."

> to get an unsigned char, i should use "%hc" as modifier (i think that 
> "Single-byte" means unsigned char, as "%c" is for char (being signed or 
> unsigned))

Then you're using a nonstandard extension.

> then gcc reports that format "%hc" expects type 'short int *' but argument 
> 3 has type 'unsigned char *'

And gcc warns that the code is nonstandard.

> Am I doing something wrong or is there a bug in header files ?

If you don't want gcc to give this warning, then inhibit it.