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Re: [PATCH 4/4] git-version-gen: remove cr as well


From: David A. Wheeler
Subject: Re: [PATCH 4/4] git-version-gen: remove cr as well
Date: Mon, 22 Sep 2014 12:03:24 -0400 (EDT)

On Mon, 22 Sep 2014 09:22:07 -0600, Eric Blake <address@hidden> wrote:
> Sadly, this won't work.  There's no easily portable way to specify a raw
> carriage return in scripting

If your system has printf (which is in POSIX and widely supported),
you could do this to set variable "cr" to carriage return (since printf 
supports \r):

cr=$(printf '\rX')
cr="${cr%X}"

--- David A. Wheeler



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