Fixed core dumps when closing unintialized mongo or sqlite log instances

Fixed a Host header bug in sinqhttpopt

sqlitelog.c

@@ -13,7 +13,7 @@
 #include <sicsutil.h>
 #include <sics.h>
 
-static sqlite3 *db;
+static sqlite3 *db = NULL;
 static char sqliteFile[1024];
 static unsigned int lineCount = 0;
 static unsigned int sqlActive = 0;
@@ -23,7 +23,7 @@ static  void SqlFlush(void)
 {
   char *err;
 
-  if(sqlActive == 1){
+  if(sqlActive == 1 && db != NULL){
     sqlite3_exec(db,"END TRANSACTION",NULL,NULL,&err);
     lineCount = 0;
   }
@@ -66,10 +66,12 @@ static void SqlClose(void *data)
 {
   char *err;
 
+  if(sqlActive == 1 && db != NULL){
        sqlite3_exec(db,"END TRANSACTION",NULL,NULL,&err);
        sqlite3_close(db);
        RemoveLogCallback(SqliteCallback);
        sqlActive = 0;
+  }
 }
 /*------------------------------------------------------------------------------------*/
 static int SQLLogConfigAction(SConnection * pCon, SicsInterp * pSics,