Lines Matching defs:bc

134 static bool p_ere_exp(struct parse *p, struct branchc *bc);
136 static int p_branch_eat_delim(struct parse *p, struct branchc *bc);
137 static void p_branch_ins_offset(struct parse *p, struct branchc *bc);
138 static void p_branch_fix_tail(struct parse *p, struct branchc *bc);
139 static bool p_branch_empty(struct parse *p, struct branchc *bc);
140 static bool p_branch_do(struct parse *p, struct branchc *bc);
141 static void p_bre_pre_parse(struct parse *p, struct branchc *bc);
142 static void p_bre_post_parse(struct parse *p, struct branchc *bc);
144 static bool p_simp_re(struct parse *p, struct branchc *bc);
441 p_ere_exp(struct parse *p, struct branchc *bc)
457 	(void)bc;
704 p_branch_eat_delim(struct parse *p, struct branchc *bc)
708 	(void)bc;
720 p_branch_ins_offset(struct parse *p, struct branchc *bc)
723 	if (bc->nbranch == 0) {
724 		INSERT(OCH_, bc->start);	/* offset is wrong */
725 		bc->fwd = bc->start;
726 		bc->back = bc->start;
729 	ASTERN(OOR1, bc->back);
730 	bc->back = THERE();
731 	AHEAD(bc->fwd);			/* fix previous offset */
732 	bc->fwd = HERE();
734 	++bc->nbranch;
742 p_branch_fix_tail(struct parse *p, struct branchc *bc)
746 	if (bc->nbranch > 0) {
747 		AHEAD(bc->fwd);
748 		ASTERN(O_CH, bc->back);
759 p_branch_empty(struct parse *p, struct branchc *bc)
762 	(void)bc;
773 p_branch_do(struct parse *p, struct branchc *bc)
777 	ate = p_branch_eat_delim(p, bc);
780 	else if ((ate > 1 || (bc->outer && !MORE())) && !p_branch_empty(p, bc))
787 	p_branch_ins_offset(p, bc);
793 p_bre_pre_parse(struct parse *p, struct branchc *bc)
796 	(void)bc;
810 p_bre_post_parse(struct parse *p, struct branchc *bc)
814 	if (bc->terminate) {
836 	struct branchc bc;
838 	bc.nbranch = 0;
840 		bc.outer = true;
842 		bc.outer = false;
845 		bc.start = HERE();
846 		bc.nchain = 0;
847 		bc.terminate = false;
849 			p->pre_parse(p, &bc);
851 			bc.terminate = p->parse_expr(p, &bc);
852 			++bc.nchain;
855 			p->post_parse(p, &bc);
856 		(void) REQUIRE(p->gnuext || HERE() != bc.start, REG_EMPTY);
858 		if (p->gnuext && HERE() == bc.start && !p_branch_empty(p, &bc))
870 		if (!p_branch_do(p, &bc))
875 		p_branch_fix_tail(p, &bc);
881  == static bool p_simp_re(struct parse *p, struct branchc *bc);
884 p_simp_re(struct parse *p, struct branchc *bc)
1023 			(void)REQUIRE(bc->nchain == 0, REG_BADRPT);