From 5c08e2559cf8ad5fc3cb220396016cf816a7b4b8 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Fri, 10 Apr 2015 11:07:50 -0400
Subject: KWSys SystemTools: Teach Touch with !create to succeed on missing
 file

---
 Source/kwsys/SystemTools.cxx | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx
index b03e7b0..b9b65a0 100644
--- a/Source/kwsys/SystemTools.cxx
+++ b/Source/kwsys/SystemTools.cxx
@@ -1215,15 +1215,22 @@ bool SystemTools::PathCygwinToWin32(const char *path, char *win32_path)
 
 bool SystemTools::Touch(const kwsys_stl::string& filename, bool create)
 {
-  if(create && !SystemTools::FileExists(filename))
+  if (!SystemTools::FileExists(filename))
     {
-    FILE* file = Fopen(filename, "a+b");
-    if(file)
+    if(create)
+      {
+      FILE* file = Fopen(filename, "a+b");
+      if(file)
+        {
+        fclose(file);
+        return true;
+        }
+      return false;
+      }
+    else
       {
-      fclose(file);
       return true;
       }
-    return false;
     }
 #if defined(_WIN32) && !defined(__CYGWIN__)
   HANDLE h = CreateFileW(
-- 
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