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Date:	Thu, 10 Mar 2005 09:22:02 -0500
From:	Christopher Faylor <cgf-no-personal-reply-please AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: /etc/profile.d/lilypond-profile.sh and basename
Message-ID:	<20050310142202.GA16211@gully.casa.cgf.cx>
Reply-To:	cygwin AT cygwin DOT com
References:	<B744015F9200AA49B4E03549EED88B98A27127 AT SCHMLVEM01 DOT e2k DOT ad DOT ge DOT com>
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On Thu, Mar 10, 2005 at 09:11:15AM -0500, Wheeler, Frederick W (Research) wrote:
>In Cygwin, when I ssh to my machine, I get the following error from basename
>
>% ssh d1
>Last login: Thu Mar 10 08:54:40 2005 from caleb.crd.ge.com
>basename: invalid option -- b
>Try `basename --help' for more information.
>-bash: [: too many arguments
>% 
>
>I've traced this into /etc/profile.d/lilypond-profile.sh.  On line 25 we see
>
>  basename "$0"
>
>which becomes
>
>  basename "-bash"

Hmm.  This is due to running bash as a login shell.  I don't see how this
ever worked.

>and gives the error.  Perhaps this resulted from a change in basename
>behavior in the recent coreutils update?  I'm not sure.
>
>21      echo "Continuing anyway ..."
>22      return 2
>23 fi 24 25 if [ -z "$ZSH_NAME" -a `basename "$0"` = "lilypond-profile"
>] ; then
>26      cat >/dev/stderr <<EOF
>27 28 Error: This script cannot be run in a subshell; it MUST be
>sourced.  29 30
>
>Changing line 25 to this
>
>25 if [ -z "$ZSH_NAME" -a `basename "/$0"` = "lilypond-profile" ] ;
>then
>
>seems to work for me.  Now
>
>basename "/$0"
>
>which becomes
>
>basename "/-bash"
>
>and basename prints "-bash" and everything seems to work OK.  I'm not
>sure what all the implications are though.  For example, if $0 is "",
>then basename "/$0" is basename "/" which produced "/".  That might be
>OK for the purposes of this script.

I think that just adding a -- is a better fix:

if [ -z "$ZSH_NAME" -a `basename -- "$0"` = "lilypond-profile" ] ; the

cgf

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