[klibc] util/typefs breaks with recent headers

H. Peter Anvin hpa at zytor.com
Mon Oct 11 12:09:23 PDT 2004


Milton Miller wrote:
> 
> Options:
> 
> 1) Change the header to be ok for userspace
> 
> diff -ur ../linux-2.5/include/linux/romfs_fs.h  
> linux/include/linux/romfs_fs.h
> --- ../linux-2.5/include/linux/romfs_fs.h    2004-10-08 
> 21:37:26.000000000  +0200
> +++ linux/include/linux/romfs_fs.h    2004-10-11 17:35:23.000000000 +0200
> @@ -12,7 +12,7 @@
> 
>  #define __mkw(h,l) (((h)&0x00ff)<< 8|((l)&0x00ff))
>  #define __mkl(h,l) (((h)&0xffff)<<16|((l)&0xffff))
> -#define __mk4(a,b,c,d) cpu_to_be32(__mkl(__mkw(a,b),__mkw(c,d)))
> +#define __mk4(a,b,c,d) __cpu_to_be32(__mkl(__mkw(a,b),__mkw(c,d)))
>  #define ROMSB_WORD0 __mk4('-','r','o','m')
>  #define ROMSB_WORD1 __mk4('1','f','s','-')
> 
> 
> 2) A quick hack to make this program compile:
> --- klibc-0.181/utils/fstype.c.orig    2004-10-11 17:44:02.000000000 +0200
> +++ klibc-0.181/utils/fstype.c    2004-10-11 17:46:17.000000000 +0200
> @@ -34,6 +34,7 @@
> 
>  char *progname;
> 
> +#define cpu_to_be32(x) __cpu_to_be32(x)
>  #define ARRAY_SIZE(x)    (sizeof(x) / sizeof(x[0]))
> 
>  #define BLOCK_SIZE_BITS 10
> 
> 3) have some klibc header provide all the cpu_to_[bl]e..  family, and  
> remove the underscores from
> util/fstype.h
> 

I have already done (2), but I would prefer if someone sent (1) in as well.

	-hpa



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