Re: [coreutils] coreutils-7.0 expr exposes long-standing bug in matlab startup script

[Eric Blake]

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According to Pádraig Brady on 10/14/2008 3:47 AM:
>> With native versions of expr, and expr from GNU coreutils prior to
>> version 7.0, the expansion of lscmd usually begins "-rw-r--r--", but
>> the leading hyphen does not cause the word to be treated as an option.
> 
> I think that was an unintended change introduced when adding getopt to expr:
> http://git.savannah.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=f65cafd67b33009d23f940968bbe7f9a08d6fe13

Unintended or not, getopt's side effect of complaining about unrecognized
options is necessary for standard compliance (ie. all earlier versions of
coreutils had a bug in this area), so we should not revert it.

- --
Don't work too hard, make some time for fun as well!

Eric Blake             address@hidden
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