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+
+// -*- 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
+
+// ----------------------------------------------------------------------------
+
+// group.hpp : encapsulates a group of manipulators along with an argument
+//
+// group_head : cut the last element of a group out.
+// (is overloaded below on each type of group)
+
+// group_last : returns the last element of a group
+// (is overloaded below on each type of group)
+
+// ----------------------------------------------------------------------------
+
+
+#ifndef BOOST_FORMAT_GROUP_HPP
+#define BOOST_FORMAT_GROUP_HPP
+
+
+namespace boost {
+namespace io {
+
+
+namespace detail {
+
+
+// empty group, but useful even though.
+struct group0
+{
+ group0() {}
+};
+
+template <class Ch, class Tr>
+inline
+BOOST_IO_STD ostream&
+operator << ( BOOST_IO_STD ostream& os,
+ const group0& )
+{
+ return os;
+}
+
+template <class T1>
+struct group1
+{
+ T1 a1_;
+ group1(T1 a1)
+ : a1_(a1)
+ {}
+};
+
+template <class Ch, class Tr, class T1>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group1<T1>& x)
+{
+ os << x.a1_;
+ return os;
+}
+
+
+
+
+template <class T1,class T2>
+struct group2
+{
+ T1 a1_;
+ T2 a2_;
+ group2(T1 a1,T2 a2)
+ : a1_(a1),a2_(a2)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group2<T1,T2>& x)
+{
+ os << x.a1_<< x.a2_;
+ return os;
+}
+
+template <class T1,class T2,class T3>
+struct group3
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ group3(T1 a1,T2 a2,T3 a3)
+ : a1_(a1),a2_(a2),a3_(a3)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group3<T1,T2,T3>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_;
+ return os;
+}
+
+template <class T1,class T2,class T3,class T4>
+struct group4
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ T4 a4_;
+ group4(T1 a1,T2 a2,T3 a3,T4 a4)
+ : a1_(a1),a2_(a2),a3_(a3),a4_(a4)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group4<T1,T2,T3,T4>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_<< x.a4_;
+ return os;
+}
+
+template <class T1,class T2,class T3,class T4,class T5>
+struct group5
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ T4 a4_;
+ T5 a5_;
+ group5(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5)
+ : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group5<T1,T2,T3,T4,T5>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_;
+ return os;
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6>
+struct group6
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ T4 a4_;
+ T5 a5_;
+ T6 a6_;
+ group6(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6)
+ : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group6<T1,T2,T3,T4,T5,T6>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_;
+ return os;
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+struct group7
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ T4 a4_;
+ T5 a5_;
+ T6 a6_;
+ T7 a7_;
+ group7(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7)
+ : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group7<T1,T2,T3,T4,T5,T6,T7>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_;
+ return os;
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+struct group8
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ T4 a4_;
+ T5 a5_;
+ T6 a6_;
+ T7 a7_;
+ T8 a8_;
+ group8(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8)
+ : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7),a8_(a8)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group8<T1,T2,T3,T4,T5,T6,T7,T8>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_<< x.a8_;
+ return os;
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+struct group9
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ T4 a4_;
+ T5 a5_;
+ T6 a6_;
+ T7 a7_;
+ T8 a8_;
+ T9 a9_;
+ group9(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9)
+ : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7),a8_(a8),a9_(a9)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group9<T1,T2,T3,T4,T5,T6,T7,T8,T9>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_<< x.a8_<< x.a9_;
+ return os;
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+struct group10
+{
+ T1 a1_;
+ T2 a2_;
+ T3 a3_;
+ T4 a4_;
+ T5 a5_;
+ T6 a6_;
+ T7 a7_;
+ T8 a8_;
+ T9 a9_;
+ T10 a10_;
+ group10(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9,T10 a10)
+ : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7),a8_(a8),a9_(a9),a10_(a10)
+ {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+ const group10<T1,T2,T3,T4,T5,T6,T7,T8,T9,T10>& x)
+{
+ os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_<< x.a8_<< x.a9_<< x.a10_;
+ return os;
+}
+
+
+
+
+template <class T1,class T2>
+inline
+group1<T1>
+group_head( group2<T1,T2> const& x)
+{
+ return group1<T1> (x.a1_);
+}
+
+template <class T1,class T2>
+inline
+group1<T2>
+group_last( group2<T1,T2> const& x)
+{
+ return group1<T2> (x.a2_);
+}
+
+
+
+template <class T1,class T2,class T3>
+inline
+group2<T1,T2>
+group_head( group3<T1,T2,T3> const& x)
+{
+ return group2<T1,T2> (x.a1_,x.a2_);
+}
+
+template <class T1,class T2,class T3>
+inline
+group1<T3>
+group_last( group3<T1,T2,T3> const& x)
+{
+ return group1<T3> (x.a3_);
+}
+
+
+
+template <class T1,class T2,class T3,class T4>
+inline
+group3<T1,T2,T3>
+group_head( group4<T1,T2,T3,T4> const& x)
+{
+ return group3<T1,T2,T3> (x.a1_,x.a2_,x.a3_);
+}
+
+template <class T1,class T2,class T3,class T4>
+inline
+group1<T4>
+group_last( group4<T1,T2,T3,T4> const& x)
+{
+ return group1<T4> (x.a4_);
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5>
+inline
+group4<T1,T2,T3,T4>
+group_head( group5<T1,T2,T3,T4,T5> const& x)
+{
+ return group4<T1,T2,T3,T4> (x.a1_,x.a2_,x.a3_,x.a4_);
+}
+
+template <class T1,class T2,class T3,class T4,class T5>
+inline
+group1<T5>
+group_last( group5<T1,T2,T3,T4,T5> const& x)
+{
+ return group1<T5> (x.a5_);
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6>
+inline
+group5<T1,T2,T3,T4,T5>
+group_head( group6<T1,T2,T3,T4,T5,T6> const& x)
+{
+ return group5<T1,T2,T3,T4,T5> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_);
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6>
+inline
+group1<T6>
+group_last( group6<T1,T2,T3,T4,T5,T6> const& x)
+{
+ return group1<T6> (x.a6_);
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+inline
+group6<T1,T2,T3,T4,T5,T6>
+group_head( group7<T1,T2,T3,T4,T5,T6,T7> const& x)
+{
+ return group6<T1,T2,T3,T4,T5,T6> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_);
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+inline
+group1<T7>
+group_last( group7<T1,T2,T3,T4,T5,T6,T7> const& x)
+{
+ return group1<T7> (x.a7_);
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+inline
+group7<T1,T2,T3,T4,T5,T6,T7>
+group_head( group8<T1,T2,T3,T4,T5,T6,T7,T8> const& x)
+{
+ return group7<T1,T2,T3,T4,T5,T6,T7> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_,x.a7_);
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+inline
+group1<T8>
+group_last( group8<T1,T2,T3,T4,T5,T6,T7,T8> const& x)
+{
+ return group1<T8> (x.a8_);
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+inline
+group8<T1,T2,T3,T4,T5,T6,T7,T8>
+group_head( group9<T1,T2,T3,T4,T5,T6,T7,T8,T9> const& x)
+{
+ return group8<T1,T2,T3,T4,T5,T6,T7,T8> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_,x.a7_,x.a8_);
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+inline
+group1<T9>
+group_last( group9<T1,T2,T3,T4,T5,T6,T7,T8,T9> const& x)
+{
+ return group1<T9> (x.a9_);
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+inline
+group9<T1,T2,T3,T4,T5,T6,T7,T8,T9>
+group_head( group10<T1,T2,T3,T4,T5,T6,T7,T8,T9,T10> const& x)
+{
+ return group9<T1,T2,T3,T4,T5,T6,T7,T8,T9> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_,x.a7_,x.a8_,x.a9_);
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+inline
+group1<T10>
+group_last( group10<T1,T2,T3,T4,T5,T6,T7,T8,T9,T10> const& x)
+{
+ return group1<T10> (x.a10_);
+}
+
+
+
+
+
+} // namespace detail
+
+
+
+// helper functions
+
+
+inline detail::group1< detail::group0 >
+group() { return detail::group1< detail::group0 > ( detail::group0() ); }
+
+template <class T1, class Var>
+inline
+detail::group1< detail::group2<T1, Var const&> >
+ group(T1 a1, Var const& var)
+{
+ return detail::group1< detail::group2<T1, Var const&> >
+ ( detail::group2<T1, Var const&>
+ (a1, var)
+ );
+}
+
+template <class T1,class T2, class Var>
+inline
+detail::group1< detail::group3<T1,T2, Var const&> >
+ group(T1 a1,T2 a2, Var const& var)
+{
+ return detail::group1< detail::group3<T1,T2, Var const&> >
+ ( detail::group3<T1,T2, Var const&>
+ (a1,a2, var)
+ );
+}
+
+template <class T1,class T2,class T3, class Var>
+inline
+detail::group1< detail::group4<T1,T2,T3, Var const&> >
+ group(T1 a1,T2 a2,T3 a3, Var const& var)
+{
+ return detail::group1< detail::group4<T1,T2,T3, Var const&> >
+ ( detail::group4<T1,T2,T3, Var const&>
+ (a1,a2,a3, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4, class Var>
+inline
+detail::group1< detail::group5<T1,T2,T3,T4, Var const&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4, Var const& var)
+{
+ return detail::group1< detail::group5<T1,T2,T3,T4, Var const&> >
+ ( detail::group5<T1,T2,T3,T4, Var const&>
+ (a1,a2,a3,a4, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5, class Var>
+inline
+detail::group1< detail::group6<T1,T2,T3,T4,T5, Var const&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5, Var const& var)
+{
+ return detail::group1< detail::group6<T1,T2,T3,T4,T5, Var const&> >
+ ( detail::group6<T1,T2,T3,T4,T5, Var const&>
+ (a1,a2,a3,a4,a5, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6, class Var>
+inline
+detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var const&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6, Var const& var)
+{
+ return detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var const&> >
+ ( detail::group7<T1,T2,T3,T4,T5,T6, Var const&>
+ (a1,a2,a3,a4,a5,a6, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7, class Var>
+inline
+detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var const&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7, Var const& var)
+{
+ return detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var const&> >
+ ( detail::group8<T1,T2,T3,T4,T5,T6,T7, Var const&>
+ (a1,a2,a3,a4,a5,a6,a7, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8, class Var>
+inline
+detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var const&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8, Var const& var)
+{
+ return detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var const&> >
+ ( detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var const&>
+ (a1,a2,a3,a4,a5,a6,a7,a8, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9, class Var>
+inline
+detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var const&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9, Var const& var)
+{
+ return detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var const&> >
+ ( detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var const&>
+ (a1,a2,a3,a4,a5,a6,a7,a8,a9, var)
+ );
+}
+
+
+#ifndef BOOST_NO_OVERLOAD_FOR_NON_CONST
+
+template <class T1, class Var>
+inline
+detail::group1< detail::group2<T1, Var&> >
+ group(T1 a1, Var& var)
+{
+ return detail::group1< detail::group2<T1, Var&> >
+ ( detail::group2<T1, Var&>
+ (a1, var)
+ );
+}
+
+template <class T1,class T2, class Var>
+inline
+detail::group1< detail::group3<T1,T2, Var&> >
+ group(T1 a1,T2 a2, Var& var)
+{
+ return detail::group1< detail::group3<T1,T2, Var&> >
+ ( detail::group3<T1,T2, Var&>
+ (a1,a2, var)
+ );
+}
+
+template <class T1,class T2,class T3, class Var>
+inline
+detail::group1< detail::group4<T1,T2,T3, Var&> >
+ group(T1 a1,T2 a2,T3 a3, Var& var)
+{
+ return detail::group1< detail::group4<T1,T2,T3, Var&> >
+ ( detail::group4<T1,T2,T3, Var&>
+ (a1,a2,a3, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4, class Var>
+inline
+detail::group1< detail::group5<T1,T2,T3,T4, Var&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4, Var& var)
+{
+ return detail::group1< detail::group5<T1,T2,T3,T4, Var&> >
+ ( detail::group5<T1,T2,T3,T4, Var&>
+ (a1,a2,a3,a4, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5, class Var>
+inline
+detail::group1< detail::group6<T1,T2,T3,T4,T5, Var&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5, Var& var)
+{
+ return detail::group1< detail::group6<T1,T2,T3,T4,T5, Var&> >
+ ( detail::group6<T1,T2,T3,T4,T5, Var&>
+ (a1,a2,a3,a4,a5, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6, class Var>
+inline
+detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6, Var& var)
+{
+ return detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var&> >
+ ( detail::group7<T1,T2,T3,T4,T5,T6, Var&>
+ (a1,a2,a3,a4,a5,a6, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7, class Var>
+inline
+detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7, Var& var)
+{
+ return detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var&> >
+ ( detail::group8<T1,T2,T3,T4,T5,T6,T7, Var&>
+ (a1,a2,a3,a4,a5,a6,a7, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8, class Var>
+inline
+detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8, Var& var)
+{
+ return detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var&> >
+ ( detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var&>
+ (a1,a2,a3,a4,a5,a6,a7,a8, var)
+ );
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9, class Var>
+inline
+detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var&> >
+ group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9, Var& var)
+{
+ return detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var&> >
+ ( detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var&>
+ (a1,a2,a3,a4,a5,a6,a7,a8,a9, var)
+ );
+}
+
+
+#endif //end- #ifndef BOOST_NO_OVERLOAD_FOR_NON_CONST
+
+
+} // namespace io
+
+} // namespace boost
+
+
+#endif // BOOST_FORMAT_GROUP_HPP