bug fix for interface output

src/fileIO.c

@@ -272,20 +272,22 @@ void write_candidate(struct residue** t_candid, int sizeCand, FILE* output_strea
     /* Output the residues selected as being part of the interface in the array
      * t_candid
      */
-    int i = 0, j = 0, len = 0;
+    int i = 0, j = 0, k= 0, len = 0;
     char buf[15];
 
     for(i=0;i<sizeCand;i++){
         if(t_candid[i]->isCandidate){
             len = strlen(t_candid[i]->idRes);
+            k = 0;
             for(j=0;j<len;j++){
                 if(t_candid[i]->idRes[j] != ' '){
-                    buf[j] = t_candid[i]->idRes[j];
-                }else{
-                    j--;
+                    buf[k] = t_candid[i]->idRes[j];
+                    k++;
+                }else if(k > 0){
+                    k--;
                 }
             }
-            buf[len] = '\0';
+            buf[k] = '\0';
             fprintf(output_stream,"'%s' '%c' ",buf,t_candid[i]->chain);
             fflush(output_stream);
         }