# HG changeset patch
# User Masataka Kohagura <kohagura@cr.ie.u-ryukyu.ac.jp>
# Date 1445590081 -32400
# Node ID d139af3bbd67ef308b15bf338af445f559e60417
# Parent  50a146c05192bd2679574b09032db51e40021bc5
remove static variable in printTree.cc

diff -r 50a146c05192 -r d139af3bbd67 c/regexParser/printTree.cc
--- a/c/regexParser/printTree.cc	Fri Oct 23 17:20:54 2015 +0900
+++ b/c/regexParser/printTree.cc	Fri Oct 23 17:48:01 2015 +0900
@@ -1,11 +1,10 @@
 #include <stdio.h>
 #include "regexParser.h"
 
-void descendTree(NodePtr n) {
-    static int d = 0;
+void descendTree(NodePtr n, int d) {
     if (n->right != NULL) {
         d++;
-        descendTree(n->right);
+        descendTree(n->right, d);
         d--;
     }
     if (n->tokenType == 'a') {
@@ -16,13 +15,14 @@
 
     if (n->left != NULL) {
         d++;
-        descendTree(n->left);
+        descendTree(n->left, d);
         d--;
     }
 }
 
 void printTree(NodePtr n) {
     puts("---Print Node----");
-    descendTree(n);
+    int d = 0;
+    descendTree(n,d);
     puts("-----------------");
 }