From 2872f5d8bcef84e62b15b37ba4ffeccfb6402dad Mon Sep 17 00:00:00 2001 From: rofl0r Date: Wed, 22 Jan 2014 00:48:28 +0100 Subject: [PATCH 1/3] libc-compat.h: fix some issues arising from in6.h namely redefinition of some structs provided by netinet/in.h. --- Signed-off-by: Khem Raj Upstream-Status: Submitted include/uapi/linux/libc-compat.h | 25 ++++++++----------------- 1 file changed, 8 insertions(+), 17 deletions(-) Index: linux-4.4/include/uapi/linux/libc-compat.h =================================================================== --- linux-4.4.orig/include/uapi/linux/libc-compat.h +++ linux-4.4/include/uapi/linux/libc-compat.h @@ -48,13 +48,12 @@ #ifndef _UAPI_LIBC_COMPAT_H #define _UAPI_LIBC_COMPAT_H -/* We have included glibc headers... */ -#if defined(__GLIBC__) +#ifndef __KERNEL__ /* we're used from userspace */ -/* Coordinate with glibc netinet/in.h header. */ +/* Coordinate with libc netinet/in.h header. */ #if defined(_NETINET_IN_H) -/* GLIBC headers included first so don't define anything +/* LIBC headers included first so don't define anything * that would already be defined. */ #define __UAPI_DEF_IN_ADDR 0 #define __UAPI_DEF_IN_IPPROTO 0 @@ -64,15 +63,7 @@ #define __UAPI_DEF_IN_CLASS 0 #define __UAPI_DEF_IN6_ADDR 0 -/* The exception is the in6_addr macros which must be defined - * if the glibc code didn't define them. This guard matches - * the guard in glibc/inet/netinet/in.h which defines the - * additional in6_addr macros e.g. s6_addr16, and s6_addr32. */ -#if defined(__USE_MISC) || defined (__USE_GNU) #define __UAPI_DEF_IN6_ADDR_ALT 0 -#else -#define __UAPI_DEF_IN6_ADDR_ALT 1 -#endif #define __UAPI_DEF_SOCKADDR_IN6 0 #define __UAPI_DEF_IPV6_MREQ 0 #define __UAPI_DEF_IPPROTO_V6 0 @@ -80,10 +71,10 @@ #define __UAPI_DEF_IN6_PKTINFO 0 #define __UAPI_DEF_IP6_MTUINFO 0 -#else +#else /* defined(_NETINET_IN_H) */ /* Linux headers included first, and we must define everything - * we need. The expectation is that glibc will check the + * we need. The expectation is that libc will check the * __UAPI_DEF_* defines and adjust appropriately. */ #define __UAPI_DEF_IN_ADDR 1 #define __UAPI_DEF_IN_IPPROTO 1 @@ -93,7 +84,7 @@ #define __UAPI_DEF_IN_CLASS 1 #define __UAPI_DEF_IN6_ADDR 1 -/* We unconditionally define the in6_addr macros and glibc must +/* We unconditionally define the in6_addr macros and libc must * coordinate. */ #define __UAPI_DEF_IN6_ADDR_ALT 1 #define __UAPI_DEF_SOCKADDR_IN6 1 @@ -115,7 +106,7 @@ /* If we did not see any headers from any supported C libraries, * or we are being included in the kernel, then define everything * that we need. */ -#else /* !defined(__GLIBC__) */ +#else /* __KERNEL__ */ /* Definitions for in.h */ #define __UAPI_DEF_IN_ADDR 1 @@ -138,6 +129,6 @@ /* Definitions for xattr.h */ #define __UAPI_DEF_XATTR 1 -#endif /* __GLIBC__ */ +#endif /* __KERNEL__ */ #endif /* _UAPI_LIBC_COMPAT_H */