Changeset 948 for trunk/MagicSoft/Mars/macros/readpix.C

Timestamp:

09/26/01 13:13:58 (23 years ago)

Author:

tbretz

Message:

*** empty log message ***

File:

• trunk/MagicSoft/Mars/macros/readpix.C (modified) (2 diffs)

trunk/MagicSoft/Mars/macros/readpix.C

@@ +1 @@
+/* ======================================================================== *\
+!
+! *
+! * This file is part of MARS, the MAGIC Analysis and Reconstruction
+! * Software. It is distributed to you in the hope that it can be a useful
+! * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
+! * It is distributed WITHOUT ANY WARRANTY.
+! *
+! * Permission to use, copy, modify and distribute this software and its
+! * documentation for any purpose is hereby granted without fee,
+! * provided that the above copyright notice appear in all copies and
+! * that both that copyright notice and this permission notice appear
+! * in supporting documentation. It is provided "as is" without express
+! * or implied warranty.
+! *
+!
+!
+!   Author(s): Thomas Bretz  12/2000 (tbretz@uni-sw.gwdg.de)
+!
+!   Copyright: MAGIC Software Development, 2000-2001
+!
+!
+\* ======================================================================== */
+
+
 #include <iomanip>
 
-void readpix() {
+void readpix()
+{
     //
     // open the file
@@ -11 +37 @@
     //
     TTree *runtree = (TTree*) input.Get("RunHeaders") ;
+
+    if (!runtree)
+        return;
+
     cout << " Entries in Tree RunHeaders: " << runtree->GetEntries() << endl ;