From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jonathan Nieder <jrnieder@gmail.com>
Subject: Re: [PATCH 1/2] submodule: preserve all arguments exactly when
 recursing
Date: Tue, 2 Nov 2010 23:37:25 -0500
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Cc: git@vger.kernel.org, Junio C Hamano <gitster@pobox.com>
To: Kevin Ballard <kevin@sb.org>
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Hi Kevin,

Kevin Ballard wrote:

>            It's also a reasonable model for how to handle this problem
> in other shell commands.

This caught my attention. :)

> +# Emit a quoted version of the all argument suitable for passing to `eval`
> +# $@ = words to quote
> +#
> +# This is intended to be used like the following:
> +#   orig_args="$(quote_words "$@")"
> +#   # do some work that includes calling shift
> +#   eval "set - $orig_args"
> +#   # now $@ has been restored, suitable for passing to another command
> +#
> +# Note that you cannot simply save off $@ into another variable because
> +# the shell gives $@ and $* special handling in parameter expansion
> +#
> +quote_words ()

Have you looked into "git rev-parse --sq-quote"?

Hope that helps,
Jonathan