Re: Format string wrapper and -Wformat-nonliteral

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Tobias Mueller wrote:

> I think I want to make gcc
>  * know that the wrapper is not responsible for the format string and
>    thus the call to strftime is allowed
>  * pass the responsibility up to the callers and thus check whether they
>    call the wrapper with "good" strings.
> 
> 
> And I don't know how to do that. Do you have any advices?

<snip>

> 
> size_t my_strftime(char *s, size_t max, const char *fmt,
>                    const struct tm *tm)

Add "__attribute__((format (strftime, 3, 0)))" to your function declaration.

-- 
Kevin P. Fleming
Digium, Inc. | Director of Software Technologies
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
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