Format string wrapper and -Wformat-nonliteral
Kevin P. Fleming
kpfleming@digium.com
Sat Feb 28 16:59:00 GMT 2009
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
skype: kpfleming | jabber: kpfleming@digium.com
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