From 95512a4c0230986c52951102909dac00dcfe4bf4 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Wed, 5 Mar 2008 17:26:32 -0500
Subject: [PATCH] BUG: Fix parsing of policy version number in cmPolicies.

---
 Source/cmPolicies.cxx | 21 +++------------------
 1 file changed, 3 insertions(+), 18 deletions(-)

diff --git a/Source/cmPolicies.cxx b/Source/cmPolicies.cxx
index 77d903f32..a60fc1c3f 100644
--- a/Source/cmPolicies.cxx
+++ b/Source/cmPolicies.cxx
@@ -175,25 +175,10 @@ bool cmPolicies::ApplyPolicyVersion(cmMakefile *mf,
   unsigned int majorVer = 2;
   unsigned int minorVer = 0;
   unsigned int patchVer = 0;
-  
+
   // parse the string
-  std::string major = ver.substr(0,ver.find('.'));
-  std::string patch = ver.substr(ver.find('.'));
-  std::string minor = patch.substr(0,patch.find('.'));
-  patch = patch.substr(patch.find('.'));
-  
-  if (major.size())
-  {
-    majorVer = atoi(major.c_str());
-  }
-  if (minor.size())
-  {
-    minorVer = atoi(minor.c_str());
-  }
-  if (patch.size())
-  {
-    patchVer = atoi(patch.c_str());
-  }
+  sscanf(ver.c_str(), "%u.%u.%u",
+         &majorVer, &minorVer, &patchVer);
 
   // add in the old CMAKE_BACKWARDS_COMPATIBILITY var for old CMake compatibility
   if ((majorVer == 2 && minorVer <= 4) || majorVer < 2)