[Libguestfs] [PATCH] guestfish: Enable grouping in string lists
Richard W.M. Jones
rjones at redhat.com
Mon Sep 14 11:02:26 UTC 2009
On Mon, Sep 14, 2009 at 11:44:43AM +0100, Matthew Booth wrote:
> This change adds the ability to group entries in a string list with single
> quotes. So the string:
> "'foo bar'"
> becomes 1 token rather than 2. Consequently single quotes must now be escaped:
> "\'"
> resolves to a literal single quote.
>
> Incidentally, this change also alters another, probably unintentional behaviour
> of the previous implementation, in that tokens are separated by any amount of
> whitespace rather than a single whitespace character. I.e.:
> "a b"
> resolves to:
> 'a' 'b'
> rather than:
> 'a' '' 'b'
> That last syntax can be used if an empty argument is still desired. Whitespace
> is now also defined to include tabs.
>
> parse_string_list can also now fail if it contains an unmatched open quote.
ACK.
Rich.
--
Richard Jones, Emerging Technologies, Red Hat http://et.redhat.com/~rjones
virt-p2v converts physical machines to virtual machines. Boot with a
live CD or over the network (PXE) and turn machines into Xen guests.
http://et.redhat.com/~rjones/virt-p2v
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