wb: allow longer ligatures
commit03d1fce55d597a3b06cc7c078f510791ab90a430
authorAli Gholami Rudi <ali@rudi.ir>
Fri, 26 Jul 2013 07:21:00 +0000 (26 11:51 +0430)
committerAli Gholami Rudi <ali@rudi.ir>
Fri, 26 Jul 2013 07:21:00 +0000 (26 11:51 +0430)
treefa887384b1cc9d93d9bec8693a30668d18c840c0
parentacf6476228825e442f68bd4b36f4dcede001eab0
wb: allow longer ligatures

Now ligatures can be LIGLEN long; wb struct stores the last
LIGLEN characters for wb_lig() and wb_eos().  Also after
this change, kerning pairs do not prevent ligatures from
being matched.  Note however that this makes neatroff
slower.
font.c
roff.h
sbuf.c
wb.c