From fb01de460f81e1895e405d444f690db4a8fd9cf5 Mon Sep 17 00:00:00 2001
From: Daniel James <daniel@calamity.org.uk>
Date: Sat, 16 Nov 2013 20:13:24 +0000
Subject: [PATCH] Use `BOOST_HAS_PRAGMA_ONCE`.

Remembering to first include config, so that it'll actually be defined.

[SVN r86726]
---
 include/boost/functional/hash/detail/float_functions.hpp | 8 ++++----
 include/boost/functional/hash/detail/hash_float.hpp      | 6 +++---
 include/boost/functional/hash/detail/limits.hpp          | 5 +++--
 include/boost/functional/hash/extensions.hpp             | 9 +++++----
 include/boost/functional/hash/hash_fwd.hpp               | 6 +++---
 include/boost/functional/hash_fwd.hpp                    | 6 +++++-
 6 files changed, 23 insertions(+), 17 deletions(-)

diff --git a/include/boost/functional/hash/detail/float_functions.hpp b/include/boost/functional/hash/detail/float_functions.hpp
index 648b433..f3db52f 100644
--- a/include/boost/functional/hash/detail/float_functions.hpp
+++ b/include/boost/functional/hash/detail/float_functions.hpp
@@ -7,12 +7,12 @@
 #define BOOST_FUNCTIONAL_HASH_DETAIL_FLOAT_FUNCTIONS_HPP
 
 #include <boost/config.hpp>
-#include <boost/config/no_tr1/cmath.hpp>
-
-#if defined(_MSC_VER)
-# pragma once
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#pragma once
 #endif
 
+#include <boost/config/no_tr1/cmath.hpp>
+
 // Set BOOST_HASH_CONFORMANT_FLOATS to 1 for libraries known to have
 // sufficiently good floating point support to not require any
 // workarounds.
diff --git a/include/boost/functional/hash/detail/hash_float.hpp b/include/boost/functional/hash/detail/hash_float.hpp
index b2866f8..ee0ee87 100644
--- a/include/boost/functional/hash/detail/hash_float.hpp
+++ b/include/boost/functional/hash/detail/hash_float.hpp
@@ -6,11 +6,11 @@
 #if !defined(BOOST_FUNCTIONAL_HASH_DETAIL_HASH_FLOAT_HEADER)
 #define BOOST_FUNCTIONAL_HASH_DETAIL_HASH_FLOAT_HEADER
 
-#if defined(_MSC_VER)
-# pragma once
+#include <boost/config.hpp>
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#pragma once
 #endif
 
-#include <boost/config.hpp>
 #include <boost/functional/hash/detail/float_functions.hpp>
 #include <boost/functional/hash/detail/limits.hpp>
 #include <boost/utility/enable_if.hpp>
diff --git a/include/boost/functional/hash/detail/limits.hpp b/include/boost/functional/hash/detail/limits.hpp
index e48b950..4a971a6 100644
--- a/include/boost/functional/hash/detail/limits.hpp
+++ b/include/boost/functional/hash/detail/limits.hpp
@@ -9,8 +9,9 @@
 #if !defined(BOOST_FUNCTIONAL_HASH_DETAIL_LIMITS_HEADER)
 #define BOOST_FUNCTIONAL_HASH_DETAIL_LIMITS_HEADER
 
-#if defined(_MSC_VER)
-# pragma once
+#include <boost/config.hpp>
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#pragma once
 #endif
 
 #include <boost/limits.hpp>
diff --git a/include/boost/functional/hash/extensions.hpp b/include/boost/functional/hash/extensions.hpp
index 76b7d51..e7af65c 100644
--- a/include/boost/functional/hash/extensions.hpp
+++ b/include/boost/functional/hash/extensions.hpp
@@ -13,6 +13,11 @@
 #if !defined(BOOST_FUNCTIONAL_HASH_EXTENSIONS_HPP)
 #define BOOST_FUNCTIONAL_HASH_EXTENSIONS_HPP
 
+#include <boost/config.hpp>
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#pragma once
+#endif
+
 #include <boost/functional/hash/hash.hpp>
 #include <boost/detail/container_fwd.hpp>
 #include <boost/utility/enable_if.hpp>
@@ -32,10 +37,6 @@
 #   include <memory>
 #endif
 
-#if defined(_MSC_VER)
-# pragma once
-#endif
-
 #if defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING)
 #include <boost/type_traits/is_array.hpp>
 #endif
diff --git a/include/boost/functional/hash/hash_fwd.hpp b/include/boost/functional/hash/hash_fwd.hpp
index 0422efd..871d0ad 100644
--- a/include/boost/functional/hash/hash_fwd.hpp
+++ b/include/boost/functional/hash/hash_fwd.hpp
@@ -10,11 +10,11 @@
 #if !defined(BOOST_FUNCTIONAL_HASH_FWD_HPP)
 #define BOOST_FUNCTIONAL_HASH_FWD_HPP
 
-#if defined(_MSC_VER)
-# pragma once
+#include <boost/config.hpp>
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#pragma once
 #endif
 
-#include <boost/config.hpp>
 #include <cstddef>
 #include <boost/detail/workaround.hpp>
 
diff --git a/include/boost/functional/hash_fwd.hpp b/include/boost/functional/hash_fwd.hpp
index b640988..eea9073 100644
--- a/include/boost/functional/hash_fwd.hpp
+++ b/include/boost/functional/hash_fwd.hpp
@@ -3,5 +3,9 @@
 // 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)
 
-#include <boost/functional/hash/hash_fwd.hpp>
+#include <boost/config.hpp>
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#pragma once
+#endif
 
+#include <boost/functional/hash/hash_fwd.hpp>