1 /*- 2 * %sccs.include.proprietary.c% 3 * 4 * @(#)3.def.h 8.1 (Berkeley) 06/06/93 5 */ 6 7 #define RECURSE(p,v,r) { for (r = 0; r < CHILDNUM(v); ++r) if (DEFINED(LCHILD(v,r))) p(LCHILD(v,r)); if (DEFINED(RSIB(v))) p(RSIB(v)); } 8 9 #define IFTHEN(v) ( NTYPE(v) == IFVX && !DEFINED(LCHILD(v,ELSE))) 10 11 #define BRK(v) FATH(v) /* lexical successor of v, for ITERVX only */ 12 #define LABEL(v) REACH(v) 13