Imported Upstream version 1.57.0

[platform/upstream/boost.git] / boost / archive / basic_archive.hpp

diff --git a/boost/archive/basic_archive.hpp b/boost/archive/basic_archive.hpp
index c5ac880..0412112 100644 (file)
--- a/boost/archive/basic_archive.hpp
+++ b/boost/archive/basic_archive.hpp
@@ -2,7 +2,7 @@
 #define BOOST_ARCHIVE_BASIC_ARCHIVE_HPP
 
 // MS compatible compilers support #pragma once
-#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+#if defined(_MSC_VER)
 # pragma once
 #endif
 
@@ -15,7 +15,7 @@
 // http://www.boost.org/LICENSE_1_0.txt)
 
 //  See http://www.boost.org for updates, documentation, and revision history.
-
+#include <cstring> // count
 #include <boost/assert.hpp>
 #include <boost/config.hpp>
 #include <boost/cstdint.hpp> // size_t
@@ -221,6 +221,9 @@ struct class_name_type :
     operator char * () {
         return t;
     }
+    std::size_t size() const {
+        return std::strlen(t);
+    }
     explicit class_name_type(const char *key_) 
     : t(const_cast<char *>(key_)){}
     explicit class_name_type(char *key_)