Searched refs:REX_NULL (Results 1 – 3 of 3) sorted by relevance
82 #define REX_NULL 0 /* null string (internal) */ macro
310 if (e->type == REX_NULL) in cat()315 if (f->type == REX_NULL) in cat()2656 return node(env, REX_NULL, 0, 0, 0); in seq()2679 if (e->type == REX_NULL && env->type == ERE && !(env->flags & REG_NULL)) in seq()2856 if (e->type == REX_NULL) in alt()2867 if ((e->type == REX_NULL || f->type == REX_NULL) && !(env->flags & REG_NULL)) in alt()3139 case REX_NULL: in special()
1479 case REX_NULL: in parse()