From 692f18538b24202df55d154f1ba4134349b971e6 Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Thu, 28 Oct 2004 15:40:24 -0400
Subject: ENH: add a check for empty include directories

---
 Source/cmIncludeDirectoryCommand.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Source/cmIncludeDirectoryCommand.cxx b/Source/cmIncludeDirectoryCommand.cxx
index 48bede4..63fc08c 100644
--- a/Source/cmIncludeDirectoryCommand.cxx
+++ b/Source/cmIncludeDirectoryCommand.cxx
@@ -35,6 +35,10 @@ bool cmIncludeDirectoryCommand::InitialPass(std::vector<std::string> const& args
 
   for(; i != args.end(); ++i)
     {
+    if(i->size() == 0)
+      {
+      cmSystemTools::Error("Empty Include Directory Passed into INCLUDE_DIRECTORIES command.");
+      }
     m_Makefile->AddIncludeDirectory((*i).c_str(), before);
     }
   return true;
-- 
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