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Re: alias for commands broken in bash 2.05.0


From: Sven Mascheck
Subject: Re: alias for commands broken in bash 2.05.0
Date: 8 Aug 2001 19:29:04 +0200
User-agent: tin/1.4.5-20010409 ("One More Nightmare") (UNIX) (SunOS/5.8 (sun4u))

Paul Jarc <address@hidden> wrote:

> In the case of bash, it's the same as "$@".  But some other shells
> expand "$@" to "" (a single empty string) when there are no arguments;
> all shells expand ${1+"$@"} to nothing when there are no arguments, so
> it's a good habit to get into.

AFAIK, (only) older versions of the bourne shell have this bug,
see more details & examples in ``${1+"$@"}'', comp.unix.shell.



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