From ee1975570e60e472e467733a840c30c583fb95cc Mon Sep 17 00:00:00 2001
From: Andy Cedilnik <andy.cedilnik@kitware.com>
Date: Wed, 22 Mar 2006 14:40:36 -0500
Subject: ENH: Allow blocking of writing into the source tree

---
 Source/cmWriteFileCommand.cxx | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'Source/cmWriteFileCommand.cxx')

diff --git a/Source/cmWriteFileCommand.cxx b/Source/cmWriteFileCommand.cxx
index 6cbde0ad20..8798abb3ca 100644
--- a/Source/cmWriteFileCommand.cxx
+++ b/Source/cmWriteFileCommand.cxx
@@ -45,6 +45,16 @@ bool cmWriteFileCommand::InitialPass(std::vector<std::string> const& args)
       message += *i;
       }
     }
+
+  if ( !this->Makefile->CanIWriteThisFile(fileName.c_str()) )
+    {
+    std::string e = "attempted to write a file: " + fileName
+      + " into a source directory.";
+    this->SetError(e.c_str());
+    cmSystemTools::SetFatalErrorOccured();
+    return false;
+    }
+
   std::string dir = cmSystemTools::GetFilenamePath(fileName);
   cmSystemTools::MakeDirectory(dir.c_str());
 
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