On Thu, 2013-01-17 at 11:55 +0800, Jike Song wrote: > On Thu, Jan 17, 2013 at 2:59 AM, David Miller <da...@davemloft.net> wrote: > > > > > When GLIBC doesn't provide it's own definition of some networking > > macros or interfaces that the kernel provides, people include the > > kernel header. > > > > Recently I got a problem when copying a structure from kernel to userspace, > after debugging I found: > > kernel: include/linux/inet.h > > #define INET6_ADDRSTRLEN (48) > > glibc: /usr/include/netinet/in.h > > #define INET6_ADDRSTRLEN 46 > > > Any reason to differentiate them from each other? >
I see no reason, even although I don't know why it is 46 instead of 40. But include/linux/inet.h is not exported to user-space, AFAIK. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/