From 469c1a1b2ef323030531b0ca05e6f9337c0bbbe6 Mon Sep 17 00:00:00 2001
From: "Frank Ch. Eigler" <fche@elastic.org>
Date: Tue, 29 Sep 2009 17:09:20 -0400
Subject: build fix: use boost shared_ptr if libstdc++ to old to have
 <tr1/memory>

* configure.ac: Look for tr1/memory and boost/shared_ptr.hpp
* setupdwfl.h (shared_ptr): Define conditionally based on above.
* systemtap.spec (with_boost): New parameter, default-off.
---
 setupdwfl.h | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'setupdwfl.h')

diff --git a/setupdwfl.h b/setupdwfl.h
index 743ce668..0c3cc63e 100644
--- a/setupdwfl.h
+++ b/setupdwfl.h
@@ -16,7 +16,15 @@
 #include <string>
 #include <vector>
 
+#if defined(HAVE_TR1_MEMORY)
 #include <tr1/memory>
+using std::tr1::shared_ptr;
+#elif defined(HAVE_BOOST_SHARED_PTR_HPP)
+#include <boost/shared_ptr.hpp>
+using boost::shared_ptr;
+#else
+#error "No shared_ptr implementation found; get boost or modern g++"
+#endif
 
 extern "C" {
 #include <elfutils/libdwfl.h>
@@ -29,7 +37,7 @@ public:
   ~StapDwfl() { if (dwfl) dwfl_end (dwfl); }
   Dwfl *dwfl;
 };
-typedef std::tr1::shared_ptr<StapDwfl> DwflPtr;
+typedef shared_ptr<StapDwfl> DwflPtr;
 
 DwflPtr setup_dwfl_kernel(const std::string &name,
 			  unsigned *found,
-- 
cgit