wpa_supplicant: if printf is a macro, #ifdefs inside are not good
j at w1.fi
Sun Feb 15 07:37:08 EST 2009
On Tue, Jan 13, 2009 at 10:02:32AM +0100, Cristian Ionescu-Idbohrn wrote:
> On Tue, 13 Jan 2009, Jouni Malinen wrote:
> > On Mon, Jan 12, 2009 at 11:42:09PM +0100, Cristian Ionescu-Idbohrn wrote:
> > > - printf("%s\n\n%s\n"
> > > + /* Printf can be a macro, but no preprocessor directives are
> > > + allowed in a macro parameter list. However, printf is
> > > + required to also exist as a function, so let's force it to
> > > + not being recognized as a macro with parameters. */
> > > + (printf)("%s\n\n%s\n"
> If I understand things correctly, it's the 2:nd and 3:rd printf
> in usage:
> 48 printf("options:\n"
> ->56 #ifdef CONFIG_DEBUG_FILE
> ->57 " -f = log output to debug file instead of stdout\n"
> ->58 #endif /* CONFIG_DEBUG_FILE */
OK. I split this into multiple printf calls to avoid the ifdef inside
Jouni Malinen PGP id EFC895FA
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