Update.

db_utils.h

@@ -1,17 +1,18 @@
 #ifndef DB_UTILS_H
 #define DB_UTILS_H
 
+#include "r.h"
 #include <sqlite3.h>
 #include <json-c/json.h>
 #include "utils.h"
 
-const char * db_file = "~/.r.db";
+
 
 
 json_object* db_execute(const char *query);
 
 char * db_file_expanded(){
-    char * expanded = expand_home_directory(db_file);
+    char * expanded = expand_home_directory(DB_FILE);
     static char result[4096];
     result[0] = 0;
     strcpy(result, expanded);