[U-Boot] [PATCH] tools/os_support: add OS X Lion support

[Marek Vasut <marek.vasut@gmail.com>]

> OS X Lion's c-library implements getline(), therefore prevent including the
> old helper implementation for __DARWIN_C_LEVEL < 200809L.
> 
> Without this patch following error occours:
> 
> ---8<---
> In file included from os_support.h:32,
>                  from img2srec.c:55:
> getline.h:1: error: conflicting types for ?getline?
> /usr/include/stdio.h:449: error: previous declaration of ?getline? was
> here
> --->8---
> 
> Signed-off-by: Andreas Bie?mann <andreas.devel@googlemail.com>
> ---
> total: 0 errors, 0 warnings, 15 lines checked
> 
> NOTE: Ignored message types: COMPLEX_MACRO CONSIDER_KSTRTO MINMAX
> MULTISTATEMENT_MACRO_USE_DO_WHILE
> 
> 0001-tools-os_support-add-OS-X-Lion-support.patch has no obvious style
> problems and is ready for submission.
> 
>  tools/os_support.c |    2 +-
>  tools/os_support.h |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/tools/os_support.c b/tools/os_support.c
> index 1ed89e6..319c0fe 100644
> --- a/tools/os_support.c
> +++ b/tools/os_support.c
> @@ -23,6 +23,6 @@
>  #ifdef __MINGW32__
>  #include "mingw_support.c"
>  #endif
> -#ifdef __APPLE__
> +#if defined(__APPLE__) && __DARWIN_C_LEVEL < 200809L
>  #include "getline.c"
>  #endif
> diff --git a/tools/os_support.h b/tools/os_support.h
> index 7dcbee4..5bf7add 100644
> --- a/tools/os_support.h
> +++ b/tools/os_support.h
> @@ -28,7 +28,7 @@
>  #include "mingw_support.h"
>  #endif
> 
> -#ifdef __APPLE__
> +#if defined(__APPLE__) && __DARWIN_C_LEVEL < 200809L
>  #include "getline.h"
>  #endif

Acked-by: Marek Vasut <marek.vasut@gmail.com>