stabilize build system: depends, installer, boost/bdb fixes, cross targets groundwork

depends/x86_64-pc-linux-gnu/include/boost/compute/detail/literal.hpp

@@ -0,0 +1,53 @@
+//---------------------------------------------------------------------------//
+// Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com>
+//
+// Distributed under the Boost Software License, Version 1.0
+// See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt
+//
+// See http://boostorg.github.com/compute for more information.
+//---------------------------------------------------------------------------//
+
+#ifndef BOOST_COMPUTE_DETAIL_LITERAL_HPP
+#define BOOST_COMPUTE_DETAIL_LITERAL_HPP
+
+#include <iomanip>
+#include <limits>
+#include <sstream>
+
+#include <boost/type_traits/is_same.hpp>
+
+#include <boost/compute/types/fundamental.hpp>
+
+namespace boost {
+namespace compute {
+namespace detail {
+
+template<class T>
+std::string make_literal(T x)
+{
+    std::stringstream s;
+    s << std::setprecision(
+#ifndef BOOST_NO_CXX11_NUMERIC_LIMITS
+            std::numeric_limits<T>::max_digits10
+#else
+            // We don't have max_digits10, so add 3 other digits (this is what is required for
+            // float, and is one more than required for double).
+            3 + std::numeric_limits<T>::digits10
+#endif
+            )
+      << std::scientific
+      << x;
+
+    if(boost::is_same<T, float>::value || boost::is_same<T, float_>::value){
+        s << "f";
+    }
+
+    return s.str();
+}
+
+} // end detail namespace
+} // end compute namespace
+} // end boost namespace
+
+#endif // BOOST_COMPUTE_DETAIL_LITERAL_HPP