libc/regex/engine.c

107 static states step(struct re_guts *g, sopno start, sopno stop, states bef, wint_t ch, states aft, int sflags);
982  ==	states bef, int ch, states aft);
998 	states aft,		/* states already known reachable after */
1018 				FWD(aft, bef, 1);
1022 				FWD(aft, bef, 1);
1026 				FWD(aft, bef, 1);
1030 				FWD(aft, bef, 1);
1034 				FWD(aft, bef, 1);
1038 				FWD(aft, bef, 1);
1042 				FWD(aft, bef, 1);
1046 				FWD(aft, bef, 1);
1050 				FWD(aft, aft, 1);
1054 				FWD(aft, bef, 1);
1059 				FWD(aft, bef, 1);
1063 			FWD(aft, aft, 1);
1066 			FWD(aft, aft, 1);
1069 			FWD(aft, aft, 1);
1070 			i = ISSETBACK(aft, OPND(s));
1071 			BACK(aft, aft, OPND(s));
1072 			if (!i && ISSETBACK(aft, OPND(s))) {
1079 			FWD(aft, aft, 1);
1080 			FWD(aft, aft, OPND(s));
1083 			FWD(aft, aft, 1);
1087 			FWD(aft, aft, 1);
1090 			FWD(aft, aft, 1);
1092 			FWD(aft, aft, OPND(s));
1095 			if (ISSTATEIN(aft, here)) {
1100 				FWD(aft, aft, look + 1);
1104 			FWD(aft, aft, 1);
1107 				FWD(aft, aft, OPND(s));
1111 			FWD(aft, aft, 1);
1119 	return(aft);