make it compile

src/treedraw.c

@@ -15,7 +15,6 @@
   **/
 
 #include "libhqr.h"
-#include "queue.h"
 #include <assert.h>
 #include <stdlib.h>
 #include <string.h>
@@ -33,17 +32,20 @@
 
 
 void libhqr_writeheader(){
-  if(fprintf(tree.xml, "<?xml version=\"1.0\" standalone=\"no\"?>\n") < 0) return;
-  if(fprintf(tree.xml, "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \n \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n ") < 0) return;
-  if(fprintf(tree.xml, "<svg width=\"2000\" height=\"2000\" version=\"1.1\" \n xmlns=\"http://www.w3.org/2000/svg\">") <0) return;
+  FILE *tree = fopen("../tree.xml", "w+");
+  if(fprintf(tree, "<?xml version=\"1.0\" standalone=\"no\"?>\n") < 0) return;
+  if(fprintf(tree, "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \n \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n ") < 0) return;
+  if(fprintf(tree, "<svg width=\"2000\" height=\"2000\" version=\"1.1\" \n xmlns=\"http://www.w3.org/2000/svg\">") <0) return;
 }
 
 void libhqr_writecss();
 
 void libhqr_drawTT(int x, int y, int k){
-  if(fprintf(tree.xml,"<rect x=\"50\" y=\"50\" width=\"50\" height=\"50\" fill=\"red\" />") < 0 ) return;
+  FILE *tree = fopen("../tree.xml","w+");
+  if(fprintf(tree,"<rect x=\"50\" y=\"50\" width=\"50\" height=\"50\" fill=\"red\" />") < 0 ) return;
 }
 
 void libhqr_drawline(int x1, int y1, int x2, int y2){
-  if(fprintf(tree.xml,"<line x1=\"20\" y1=\"80\" x2=\"130\" y2=\"200\" />") < 0 ) return;
+  FILE *tree = fopen("../tree.xml","w+");
+  if(fprintf(tree,"<line x1=\"20\" y1=\"80\" x2=\"130\" y2=\"200\" />") < 0 ) return;
 }