C warning that I can't seem to track down

Lennart Sorensen lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org
Tue Aug 8 16:50:41 UTC 2006


On Tue, Aug 08, 2006 at 09:30:07AM -0400, bob wrote:
> In newer versions of the GCC compiler the block of C code:
> 
> int length;

You didn't specify, so perhaps it is a signed int.

> ...
> 
> if(getsockname(s, (struct sockaddr *)&sin, &length))
> 
> gives a warning below
> 
> socketUtils.c:259: warning: pointer targets in passing argument 3 of 
> 'getsockname' differ in signedness
> 
> 
> I tracked it down to a define called "socklen_t".    Damned if I can find 
> where that is defined.
> 
> Any help would be appreciated.   Thanks.

socklen_t is defined as an unsigned 32 bit value.  Try making your int
unsigned as well.

--
Len Sorensen
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