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From: Eric Blake <ebb9@byu.net>
To: Junio C Hamano <junkio@cox.net>
Cc: Jason Riedy <ejr@EECS.Berkeley.EDU>, git@vger.kernel.org
Subject: Re: [PATCH] Replace "echo -n" with printf in shell scripts.
Date: Mon, 15 Jan 2007 20:09:36 -0700	[thread overview]
Message-ID: <45AC41F0.8090106@byu.net> (raw)
In-Reply-To: <7v1wlv1yeh.fsf@assigned-by-dhcp.cox.net>

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According to Junio C Hamano on 1/15/2007 7:46 PM:
>> -			name=$(echo -n "$f" | tr -c "A-Za-z0-9" ".")
>> +			name=$(printf "$f" | tr -c "A-Za-z0-9" ".")
> 
> This should almost be safe as no sane person would have a remote
> whose name is 'foo%s'...

Why not go all the way, and make it safe, regardless of embedded %,
embedded \, or leading -?

name=$(printf -- %s "$f" | tr -c "A-Za-z0-9" ".")

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

Eric Blake             ebb9@byu.net
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  parent reply	other threads:[~2007-01-16  3:09 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-16  1:31 [PATCH] Replace "echo -n" with printf in shell scripts Jason Riedy
2007-01-16  2:46 ` Junio C Hamano
2007-01-16  3:03   ` Jason Riedy
2007-01-16  3:09   ` Eric Blake [this message]
2007-01-17 16:29   ` Horst H. von Brand
2007-01-17 17:33     ` Junio C Hamano
2007-01-17 18:00       ` Brian Gernhardt
2007-01-17 18:07       ` Julian Phillips
2007-01-17 20:17         ` Horst H. von Brand
2007-01-18  0:02       ` Simon 'corecode' Schubert
2007-01-18  0:13         ` Junio C Hamano

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