Re: [PATCH 2/3] wait_for_if_up fix

[Harald Hoyer <harald-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

Am 15.02.2012 07:40, schrieb Dave Young:
> wait_for_if_up will always return 0, fix it by change to use =~ to
> check if link state is up
> 
> Signed-off-by: Dave Young <dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> ---
>  modules.d/99base/dracut-lib.sh |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
> index 6b70adf..85d4925 100755
> --- a/modules.d/99base/dracut-lib.sh
> +++ b/modules.d/99base/dracut-lib.sh
> @@ -385,7 +385,7 @@ wait_for_if_up() {
>      local cnt=0
>      while [ $cnt -lt 200 ]; do
>          li=$(ip link show $1)
> -        [ -z "${li##*state UP*}" ] && return 0
> +        [[ "$li" =~ "state UP" ]] && return 0
>          sleep 0.1
>          cnt=$(($cnt+1))
>      done


This is not posix shell compliant.

$ PS1="$ " dash
$ li="my state DOWN test"
$ [ -z "${li##*state UP*}" ] && echo OK
$ li="my state UP test"
$ [ -z "${li##*state UP*}" ] && echo OK
OK
$

works for me