Cleanup Extension lookups
authorBehdad Esfahbod <behdad@behdad.org>
Fri, 23 Apr 2010 00:15:11 +0000 (20:15 -0400)
committerBehdad Esfahbod <behdad@behdad.org>
Fri, 23 Apr 2010 00:15:11 +0000 (20:15 -0400)
commita065f471b3bc23d33ef75217308efeaed4ffd033
tree829095790f57ec79783743b69a62723aacb685bf
parenta0bb49c5830f8a7f25d573ec57b79df2620ddba7
Cleanup Extension lookups

Two things:

1. Allow nested Extension lookups.  The offset is always positive, so
it can't loop circularly.

2. Move the check for all Extension subtables having the same lookup
type to the correct place.  Before it wasn't really working.
src/hb-ot-layout-gpos-private.hh
src/hb-ot-layout-gsub-private.hh