[U-Boot] [PATCH] script: Make the get_default_envs.sh script working with newest u-boot

[Tuomas Tynkkynen <tuomas@tuxera.com>]

Hi,

On Tue, 13 Feb 2018 23:01:13 +0100
Lukasz Majewski <lukma@denx.de> wrote:

> This commit fixes several issues:
> 
> - After moving env related code to ./env directory the env_common.o file
> is no longer present in the system (has been replaced with built-in.o).
> 
> - Use ${OBJCOPY} if available, fallback to system default's objcopy if not
> present.
> 
> - Extend the script to accept different build directory than current one.
> It is extremely handy with OE usage, where source code is separated from
> build.
> 
> Signed-off-by: Lukasz Majewski <lukma@denx.de>
> ---
> 
>  scripts/get_default_envs.sh | 19 ++++++++++++++-----
>  1 file changed, 14 insertions(+), 5 deletions(-)
> 
> diff --git a/scripts/get_default_envs.sh b/scripts/get_default_envs.sh
> index 7955db60e5..bbb6d0a6ef 100755
> --- a/scripts/get_default_envs.sh
> +++ b/scripts/get_default_envs.sh
> @@ -6,16 +6,24 @@
>  #
>  
>  # This file extracts default envs from built u-boot
> -# usage: get_default_envs.sh > u-boot-env-default.txt
> +# usage: get_default_envs.sh [build dir] > u-boot-env-default.txt
>  set -ue
>  
> -ENV_OBJ_FILE="env_common.o"
> +: "${OBJCOPY:=objcopy}"

Maybe "${CROSS_COMPILE}objcopy" would be a better default as that's what
the build system uses.