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changeset 90:d139af3bbd67

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remove static variable in printTree.cc
author Masataka Kohagura <kohagura@cr.ie.u-ryukyu.ac.jp>
date Fri, 23 Oct 2015 17:48:01 +0900
parents 50a146c05192
children 912d7bd51f38
files c/regexParser/printTree.cc
diffstat 1 files changed, 5 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- 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("-----------------");
 }