From: Junio C Hamano <junkio@cox.net>
Date: Sun, 19 Nov 2006 06:28:14 GMT
Subject: Re: git-PS1 bash prompt setting
Message-ID: <7vhcww7xxd.fsf@assigned-by-dhcp.cox.net>
In-Reply-To: <BAYC1-PASMTP0635A081EAC964E03599B4AEE80@CEZ.ICE>

Sean <seanlkml@sympatico.ca> writes:

> On Fri, 17 Nov 2006 09:38:02 +0100
> Nicolas Vilz <niv@iaglans.de> wrote:
>
>> Just a note:
>> 
>> this doesn't work with bash 3.2. I think they altered the way of
>> trimming variables in this version.
>> 
>> on systems with bash 3.2 installed, i get
>> [master!linus-2.6/vm/vm]$ 
>> with the example above.
>> 
>> on systems with bash 3.1, it works properly.
>
> Sorry bout that, I knew it was a bit fragile.  Was rather
> comical reading Junio's recent message about all the things not
> to do if you want portable shell code and noticing my 6 line script
> did 90% of them ;o)

Maybe I should have been more explicit when I said "${paremeter##word}
and friends".  Might not have been obvious, but I only meant the
following four: %, %%, # and ##.

${parameter/pattern/string} and ${parameter//pattern/string} are
not even in POSIX.