linux-ext4 - Re: [PATCH] libext2fs: fix endian checking bits

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Date:	Tue, 04 Nov 2014 17:35:15 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	"Darrick J. Wong" <darrick.wong@...cle.com>,
	"Theodore Ts'o" <tytso@....edu>
CC:	ext4 development <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] libext2fs: fix endian checking bits

On 11/4/14 5:29 PM, Darrick J. Wong wrote:
> Commit 3e683eef936e6d ("define bitwise types and annotate conversion
> routines") broke the build on various platforms.  Turns out that
> crossing our fingers wasn't such a good idea, so just define it
> separately.

sooorrry!

Seems fine, thanks.

Reviewed-by: Eric Sandeen <sandeen@...hat.com>

> Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>
> ---
>  lib/blkid/blkid_types.h.in |   15 ---------------
>  lib/ext2fs/ext2_types.h.in |    8 +++++++-
>  2 files changed, 7 insertions(+), 16 deletions(-)
> 
> diff --git a/lib/blkid/blkid_types.h.in b/lib/blkid/blkid_types.h.in
> index 2bb3d85..d4c81d0 100644
> --- a/lib/blkid/blkid_types.h.in
> +++ b/lib/blkid/blkid_types.h.in
> @@ -164,19 +164,4 @@ typedef long		__s64;
>  #undef __S64_TYPEDEF
>  #undef __U64_TYPEDEF
>  
> -#ifdef __CHECKER__
> -#define __bitwise		__attribute__((bitwise))
> -#define __force			__attribute__((force))
> -#else
> -#define __bitwise
> -#define __force
> -#endif
> -
> -typedef __u16	__bitwise	__le16;
> -typedef __u32	__bitwise	__le32;
> -typedef __u64	__bitwise	__le64;
> -typedef __u16	__bitwise	__be16;
> -typedef __u32	__bitwise	__be32;
> -typedef __u64	__bitwise	__be64;
> -
>  #endif /* _*_TYPES_H */
> diff --git a/lib/ext2fs/ext2_types.h.in b/lib/ext2fs/ext2_types.h.in
> index a00ed7f..fd57231 100644
> --- a/lib/ext2fs/ext2_types.h.in
> +++ b/lib/ext2fs/ext2_types.h.in
> @@ -164,6 +164,12 @@ typedef long		__s64;
>  #undef __S64_TYPEDEF
>  #undef __U64_TYPEDEF
>  
> +#endif /* _*_TYPES_H */
> +
> +/* endian checking stuff */
> +#ifndef EXT2_ENDIAN_H_
> +#define EXT2_ENDIAN_H_
> +
>  #ifdef __CHECKER__
>  #define __bitwise		__attribute__((bitwise))
>  #define __force			__attribute__((force))
> @@ -179,6 +185,6 @@ typedef __u16	__bitwise	__be16;
>  typedef __u32	__bitwise	__be32;
>  typedef __u64	__bitwise	__be64;
>  
> -#endif /* _*_TYPES_H */
> +#endif /* EXT2_ENDIAN_H_ */
>  
>  @PUBLIC_CONFIG_HEADER@
> 

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