[systemd-devel] [PATCH] architecture: fix building for big-endian PowerPC with gcc

[Lennart Poettering]

On Fri, 11.07.14 15:04, Michael Olbrich (m.olbrich at pengutronix.de) wrote:

> gcc does not define WORDS_BIGENDIAN for big-endian PowerPC. It defines
> __BIG_ENDIAN__ instead. So also check for __BIG_ENDIAN__ to determine if
> the system is big-endian.

A different patch doing more or less the same has since been applied. 

Thanks anyway!
> ---
>  src/shared/architecture.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/src/shared/architecture.h b/src/shared/architecture.h
> index 4821d5d..ba42761 100644
> --- a/src/shared/architecture.h
> +++ b/src/shared/architecture.h
> @@ -80,7 +80,7 @@ Architecture uname_architecture(void);
>  #  define native_architecture() ARCHITECTURE_X86
>  #  define LIB_ARCH_TUPLE "i386-linux-gnu"
>  #elif defined(__powerpc64__)
> -#  if defined(WORDS_BIGENDIAN)
> +#  if defined(WORDS_BIGENDIAN) || defined(__BIG_ENDIAN__)
>  #    define native_architecture() ARCHITECTURE_PPC64
>  #    define LIB_ARCH_TUPLE "ppc64-linux-gnu"
>  #  else
> @@ -88,7 +88,7 @@ Architecture uname_architecture(void);
>  #    error "Missing LIB_ARCH_TUPLE for PPC64LE"
>  #  endif
>  #elif defined(__powerpc__)
> -#  if defined(WORDS_BIGENDIAN)
> +#  if defined(WORDS_BIGENDIAN) || defined(__BIG_ENDIAN__)
>  #    define native_architecture() ARCHITECTURE_PPC
>  #    define LIB_ARCH_TUPLE "powerpc-linux-gnu"
>  #  else


Lennart

-- 
Lennart Poettering, Red Hat