From 6909f769b157b3e9a334a29097facff662f26669 Mon Sep 17 00:00:00 2001
From: Kolan Sh <mecareful@gmail.com>
Date: Tue, 22 May 2012 14:49:17 +0400
Subject: [PATCH] CMake tutorial step1 added.

---
 c/cmake_tutorial/step1/CMakeLists.txt |  3 +++
 c/cmake_tutorial/step1/tutorial.cxx   | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 c/cmake_tutorial/step1/CMakeLists.txt
 create mode 100644 c/cmake_tutorial/step1/tutorial.cxx

diff --git a/c/cmake_tutorial/step1/CMakeLists.txt b/c/cmake_tutorial/step1/CMakeLists.txt
new file mode 100644
index 0000000..d676514
--- /dev/null
+++ b/c/cmake_tutorial/step1/CMakeLists.txt
@@ -0,0 +1,3 @@
+cmake_minimum_required (VERSION 2.6)
+project (Tutorial)
+add_executable (Tutorial tutorial.cxx)
diff --git a/c/cmake_tutorial/step1/tutorial.cxx b/c/cmake_tutorial/step1/tutorial.cxx
new file mode 100644
index 0000000..3bcc4a4
--- /dev/null
+++ b/c/cmake_tutorial/step1/tutorial.cxx
@@ -0,0 +1,17 @@
+// A simple program that computes the square root of a number
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+int main (int argc, char *argv[])
+{
+  if (argc < 2)
+    {
+    fprintf(stdout,"Usage: %s number\n",argv[0]);
+    return 1;
+    }
+  double inputValue = atof(argv[1]);
+  double outputValue = sqrt(inputValue);
+  fprintf(stdout,"The square root of %g is %g\n",
+          inputValue, outputValue);
+  return 0;
+}