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Re: base-files patch (atn: Eric Blake)

John Morrison wrote:
> On Fri, March 25, 2005 8:26 pm, Eric Blake said:
>>True enough.  And that points out another bug - echo "$0" may fail if $0
>>starts with -, it should be echo -- "$0".  Isn't portable shell
>>programming fun?
> Sorry that this has taken so long, but I'm just getting around to adding
> all the fixes emailed wrt /etc/profile.  I tried the above, and it broke
> so I checked the man pages,
> <quote>
> `echo' writes each given STRING to standard output, with a space between
> each and a newline after the last one.  Synopsis:
>      echo [OPTION]... [STRING]...
>    The program accepts the following options.  Also see *Note Common
> options::.  Options must precede operands, and the normally-special
> argument `--' has no special meaning and is treated like any other
> </quote>
> so, I'm afraid that echo -- "${0}" won't work.

I think echo "" "${0}" has the desired effect (apart from a leading space).

-- Cliff

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