Re: [PATCH] tests: fix false failure due to xargs usage

[Bernhard Voelker]

On 12/09/2013 02:38 PM, Pádraig Brady wrote:
> * tests/readlink/multi.sh: Ensure there is a trailing delimeter

s/delimeter/delimiter/

> or xargs may (on AIX 7 at least) suppress the last argument.
> ---
>  tests/readlink/multi.sh |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/tests/readlink/multi.sh b/tests/readlink/multi.sh
> index 3b91544..dc4ba87 100755
> --- a/tests/readlink/multi.sh
> +++ b/tests/readlink/multi.sh
> @@ -40,7 +40,7 @@ compare exp out || fail=1
>  # Note the edge case that the last xargs run may not have a delimiter
>  rm out || framework_failure_
>  printf '/1\0/1\0/1' > exp || framework_failure_
> -printf '/1 /1 /1' | xargs -n2 readlink -n -m --zero >> out || fail=1
> +printf '/1 /1 /1 ' | xargs -n2 readlink -n -m --zero >> out || fail=1
>  compare exp out || fail=1
>  
>  Exit $fail

Thanks.
This sounds like a severe bug in xargs on AIX 7 ...

To avoid this dubious trailing blank (which might easily be removed
without notice in future), what about:

  printf '%s ' /1 /1 /1 | xargs -n2 ...

Thanks & have a nice day,
Berny