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

[Vincent T. <vt...@un...>]

On Tue, 29 Jun 2010, Greg Chicares wrote:

> 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.

What I want is getting an unsigned char. "%hhu" is what should be done 
on linux. It is not supported by Windows. As I'm porting a linux library 
to Windows, I'm wondering what to use...

Your comments are not quite precise, you even don't answer to my question.

regards

Vincent Torri