On Monday 29 June 2009 04:54:52 Yang Zhang wrote:
> Hi, I like using nounset for stricter scripts, but an annoyance is that
> anytime I use "$@" and it's empty, I get an error, when (to me,
> cognitively) it is not "unset" (as in someone *forgot* to set it), it's
> just an empty, which is a common case (IIRC, in bash, variables set to
> empty arrays and unset variables are the same).
>
> As a result I'm forced to use "${@:-}" or something like that everywhere
> I use "$@" (which is really everywhere). Is there any other way around
> this? Any way to get a more selective nounset? Thanks in advance.if you search the archives, i think the previous discussion on this topic said bash-4's behavior needed to change here does something like this at the top of the script work ? [ $# -eq 0 ] && set -- -mike
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