fix logic in dmachine parser for overlap bindings so they work regardless of the…

fix logic in dmachine parser for overlap bindings so they work regardless of the order they are bound

src/switch_ivr_async.c

@@ -311,9 +311,18 @@ static dm_match_t switch_ivr_dmachine_check_match(switch_ivr_dmachine_t *dmachin
 
 	for(bp = dmachine->realm->binding_list; bp; bp = bp->next) {
 		if (bp->is_regex) {
-			switch_status_t r_status = switch_regex_match(dmachine->digits, bp->digits);
-			pmatches = 1;
+			pmatches++;
+		} else {
+			if (!strncmp(dmachine->digits, bp->digits, strlen(dmachine->digits))) {
+				pmatches++;
+			}
+		}
+	}
 
+	for(bp = dmachine->realm->binding_list; bp; bp = bp->next) {
+		if (bp->is_regex) {
+			switch_status_t r_status = switch_regex_match(dmachine->digits, bp->digits);
+			
 			if (r_status == SWITCH_STATUS_SUCCESS) {
 				if (is_timeout || (bp == dmachine->realm->binding_list && !bp->next)) {
 					best = DM_MATCH_EXACT;
@@ -325,11 +334,7 @@ static dm_match_t switch_ivr_dmachine_check_match(switch_ivr_dmachine_t *dmachin
 		} else {
 			int pmatch = !strncmp(dmachine->digits, bp->digits, strlen(dmachine->digits));
 
-			if (pmatch) {
-				pmatches++;
-			}
-
-			if (!exact_bp && pmatch && !strcmp(bp->digits, dmachine->digits)) {
+			if (!exact_bp && pmatch && (pmatches == 1 || is_timeout) && !strcmp(bp->digits, dmachine->digits)) {
 				best = DM_MATCH_EXACT;
 				exact_bp = bp;
 				if (dmachine->cur_digit_len == dmachine->max_digit_len) break;