From 36457566f9917dc7c0c348d012816a2ca333ef1b Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Wed, 17 Dec 2014 23:00:42 +0100
Subject: Merge branch 'nix' into 'master'.

---
 nix/boost/format/free_funcs.cc | 71 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 nix/boost/format/free_funcs.cc

(limited to 'nix/boost/format/free_funcs.cc')

diff --git a/nix/boost/format/free_funcs.cc b/nix/boost/format/free_funcs.cc
new file mode 100644
index 0000000000..151db37a0a
--- /dev/null
+++ b/nix/boost/format/free_funcs.cc
@@ -0,0 +1,71 @@
+// -*- C++ -*-
+//  Boost general library 'format'   ---------------------------
+//  See http://www.boost.org for updates, documentation, and revision history.
+
+//  (C) Samuel Krempp 2001
+//                  krempp@crans.ens-cachan.fr
+//  Permission to copy, use, modify, sell and
+//  distribute this software is granted provided this copyright notice appears
+//  in all copies. This software is provided "as is" without express or implied
+//  warranty, and with no claim as to its suitability for any purpose.
+
+// ideas taken from Rüdiger Loos's format class
+// and Karl Nelson's ofstream (also took its parsing code as basis for printf parsing)
+
+// ------------------------------------------------------------------------------
+// free_funcs.hpp :  implementation of the free functions declared in namespace format
+// ------------------------------------------------------------------------------
+
+#ifndef BOOST_FORMAT_FUNCS_HPP
+#define BOOST_FORMAT_FUNCS_HPP
+
+#include "boost/format.hpp"
+#include "boost/throw_exception.hpp"
+
+namespace boost {
+
+namespace io {
+  inline 
+  std::string str(const basic_format& f) 
+    // adds up all pieces of strings and converted items, and return the formatted string
+  {
+    return f.str();
+  }
+}   // - namespace io
+
+BOOST_IO_STD ostream& 
+operator<<( BOOST_IO_STD ostream& os, 
+            const boost::basic_format& f) 
+  // effect: "return os << str(f);" but we can try to do it faster
+{
+  typedef boost::basic_format   format_t;
+  if(f.items_.size()==0) 
+    os << f.prefix_;
+  else {
+    if(f.cur_arg_ < f.num_args_)
+      if( f.exceptions() & io::too_few_args_bit )
+        boost::throw_exception(io::too_few_args()); // not enough variables have been supplied !
+    if(f.style_ & format_t::special_needs) 
+        os << f.str();
+    else {
+    // else we dont have to count chars output, so we dump directly to os :
+      os << f.prefix_;
+      for(unsigned long i=0; i<f.items_.size(); ++i) 
+        {
+          const format_t::format_item_t& item = f.items_[i];
+          os << item.res_;
+          os << item.appendix_;
+
+        }
+    }
+  }
+  f.dumped_=true;
+  return os;
+}
+
+
+
+} // namespace boost
+
+
+#endif // BOOST_FORMAT_FUNCS_HPP
-- 
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