From dae99c659d25f4a6be7f99df51a83186cb5aa155 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Tue, 25 Jun 2002 09:18:43 -0400
Subject: [PATCH] BUG: Result from ostrstream::str() can be a null pointer.

---
 Source/cmStandardIncludes.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/cmStandardIncludes.h b/Source/cmStandardIncludes.h
index 802855c09..224e19671 100644
--- a/Source/cmStandardIncludes.h
+++ b/Source/cmStandardIncludes.h
@@ -181,7 +181,8 @@ public:
       cmStrStreamCleanup cleanup(*this);
       cmStrStreamCleanup::IgnoreUnusedVariable(cleanup);
       int pcount = this->pcount();
-      return std::string(this->Superclass::str(), pcount);
+      const char* ptr = this->Superclass::str();
+      return std::string(ptr?ptr:"", pcount);
     }
 private:
   cmStringStream(const cmStringStream&);