Hi

Le 08/10/2013 20:49, Bastian Bittorf a écrit :
> build: generate_package_index: use 'sha256sum' in favor of 'openssl sha256'
>
> openssl is not available on all systems (or maybe not the implementation
> of sha256), but maybe sha256sum.  use openssl if 'sha256sum' is not installed.
>
> Signed-off-by: Bastian Bittorf <bitt...@bluebottle.com>
> ---
>  scripts/ipkg-make-index.sh |   14 +++++++++++++-
>  1 files changed, 13 insertions(+), 1 deletions(-)
>
> diff --git a/scripts/ipkg-make-index.sh b/scripts/ipkg-make-index.sh
> index a2f3dea..07c97f0 100755
> --- a/scripts/ipkg-make-index.sh
> +++ b/scripts/ipkg-make-index.sh
> @@ -10,6 +10,18 @@ fi
>  
>  which md5sum >/dev/null 2>&1 || alias md5sum=md5
>  
> +if which sha256sum >/dev/null; then
I've read here 
http://stackoverflow.com/questions/592620/check-if-a-program-exists-from-a-bash-script
that it's better to use "command -v" or "hash" instead of "which"

Regards
Etienne
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