diff --git a/c/cmake_tutorial/step1/CMakeLists.txt b/c/cmake_tutorial/step1/CMakeLists.txt
index d676514..e89dea0 100644
--- a/c/cmake_tutorial/step1/CMakeLists.txt
+++ b/c/cmake_tutorial/step1/CMakeLists.txt
@@ -1,3 +1,19 @@
 cmake_minimum_required (VERSION 2.6)
 project (Tutorial)
+# The version number.
+set (Tutorial_VERSION_MAJOR 1)
+set (Tutorial_VERSION_MINOR 0)
+
+# configure a header file to pass some of the CMake setting
+# to the source code
+configure_file (
+  "${PROJECT_SOURCE_DIR}/TutorialConfig.h.in"
+  "${PROJECT_BINARY_DIR}/TutorialConfig.h"
+  )
+
+# add the binary tree to the search path for include files
+# so that we will find TutorialConfig.h
+include_directories ("${PROJECT_BINARY_DIR}")
+
+# add the executable
 add_executable (Tutorial tutorial.cxx)
diff --git a/c/cmake_tutorial/step1/tutorial.cxx b/c/cmake_tutorial/step1/tutorial.cxx
index 3bcc4a4..72ba3c9 100644
--- a/c/cmake_tutorial/step1/tutorial.cxx
+++ b/c/cmake_tutorial/step1/tutorial.cxx
@@ -2,10 +2,16 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
+#include "TutorialConfig.h"
+ 
 int main (int argc, char *argv[])
 {
   if (argc < 2)
     {
+    fprintf(stdout,"%s Version %d.%d\n",
+            argv[0],
+            Tutorial_VERSION_MAJOR,
+            Tutorial_VERSION_MINOR);
     fprintf(stdout,"Usage: %s number\n",argv[0]);
     return 1;
     }