[Libguestfs] [PATCH] builder: better handle some index parsing errors

[Richard W.M. Jones]

On Wed, Apr 02, 2014 at 06:13:59PM +0200, Pino Toscano wrote:
> Add a new lexer token, unused in the grammar, for the unknown lines in
> index files; this should allow to better handle such kind of parsing
> errors, removing the need to exit() directly (and leave things in an
> unclean state).

Seems OK, but is the patch incomplete?  Should something in the parser
handle the new symbol by displaying a better error?

While looking at this I realized that we didn't have any tests of the
parser.  See the patch I just posted.

Rich.

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