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authorRemko Tronçon <git@el-tramo.be>2010-03-28 15:46:49 (GMT)
committerRemko Tronçon <git@el-tramo.be>2010-03-28 15:46:49 (GMT)
commitf53a1ef582494458301b97bf6e546be52d7ff7e8 (patch)
tree7571b5cbcbd8a8f1dd1c966c9045b6cb69f0e295 /3rdParty/Boost/src/boost/io
parent638345680d72ca6acaf123f2c8c1c391f696e371 (diff)
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Moving submodule contents back.
Diffstat (limited to '3rdParty/Boost/src/boost/io')
-rw-r--r--3rdParty/Boost/src/boost/io/ios_state.hpp431
1 files changed, 431 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/io/ios_state.hpp b/3rdParty/Boost/src/boost/io/ios_state.hpp
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+// Boost io/ios_state.hpp header file --------------------------------------//
+
+// Copyright 2002, 2005 Daryle Walker. Use, modification, and distribution
+// are subject to the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or a copy at <http://www.boost.org/LICENSE_1_0.txt>.)
+
+// See <http://www.boost.org/libs/io/> for the library's home page.
+
+#ifndef BOOST_IO_IOS_STATE_HPP
+#define BOOST_IO_IOS_STATE_HPP
+
+#include <boost/io_fwd.hpp> // self include
+#include <boost/detail/workaround.hpp>
+
+#include <ios> // for std::ios_base, std::basic_ios, etc.
+#ifndef BOOST_NO_STD_LOCALE
+#include <locale> // for std::locale
+#endif
+#include <ostream> // for std::basic_ostream
+#include <streambuf> // for std::basic_streambuf
+#include <string> // for std::char_traits
+
+
+namespace boost
+{
+namespace io
+{
+
+
+// Basic stream state saver class declarations -----------------------------//
+
+class ios_flags_saver
+{
+public:
+ typedef ::std::ios_base state_type;
+ typedef ::std::ios_base::fmtflags aspect_type;
+
+ explicit ios_flags_saver( state_type &s )
+ : s_save_( s ), a_save_( s.flags() )
+ {}
+ ios_flags_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.flags(a) )
+ {}
+ ~ios_flags_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.flags( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+
+ ios_flags_saver& operator=(const ios_flags_saver&);
+};
+
+class ios_precision_saver
+{
+public:
+ typedef ::std::ios_base state_type;
+ typedef ::std::streamsize aspect_type;
+
+ explicit ios_precision_saver( state_type &s )
+ : s_save_( s ), a_save_( s.precision() )
+ {}
+ ios_precision_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.precision(a) )
+ {}
+ ~ios_precision_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.precision( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+
+ ios_precision_saver& operator=(const ios_precision_saver&);
+};
+
+class ios_width_saver
+{
+public:
+ typedef ::std::ios_base state_type;
+ typedef ::std::streamsize aspect_type;
+
+ explicit ios_width_saver( state_type &s )
+ : s_save_( s ), a_save_( s.width() )
+ {}
+ ios_width_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.width(a) )
+ {}
+ ~ios_width_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.width( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+ ios_width_saver& operator=(const ios_width_saver&);
+};
+
+
+// Advanced stream state saver class template declarations -----------------//
+
+template < typename Ch, class Tr >
+class basic_ios_iostate_saver
+{
+public:
+ typedef ::std::basic_ios<Ch, Tr> state_type;
+ typedef ::std::ios_base::iostate aspect_type;
+
+ explicit basic_ios_iostate_saver( state_type &s )
+ : s_save_( s ), a_save_( s.rdstate() )
+ {}
+ basic_ios_iostate_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.rdstate() )
+ { s.clear(a); }
+ ~basic_ios_iostate_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.clear( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+};
+
+template < typename Ch, class Tr >
+class basic_ios_exception_saver
+{
+public:
+ typedef ::std::basic_ios<Ch, Tr> state_type;
+ typedef ::std::ios_base::iostate aspect_type;
+
+ explicit basic_ios_exception_saver( state_type &s )
+ : s_save_( s ), a_save_( s.exceptions() )
+ {}
+#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x582))
+ basic_ios_exception_saver( state_type &s, aspect_type a )
+#else
+ basic_ios_exception_saver( state_type &s, aspect_type const &a )
+#endif
+ : s_save_( s ), a_save_( s.exceptions() )
+ { s.exceptions(a); }
+ ~basic_ios_exception_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.exceptions( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+};
+
+template < typename Ch, class Tr >
+class basic_ios_tie_saver
+{
+public:
+ typedef ::std::basic_ios<Ch, Tr> state_type;
+ typedef ::std::basic_ostream<Ch, Tr> * aspect_type;
+
+ explicit basic_ios_tie_saver( state_type &s )
+ : s_save_( s ), a_save_( s.tie() )
+ {}
+ basic_ios_tie_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.tie(a) )
+ {}
+ ~basic_ios_tie_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.tie( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+};
+
+template < typename Ch, class Tr >
+class basic_ios_rdbuf_saver
+{
+public:
+ typedef ::std::basic_ios<Ch, Tr> state_type;
+ typedef ::std::basic_streambuf<Ch, Tr> * aspect_type;
+
+ explicit basic_ios_rdbuf_saver( state_type &s )
+ : s_save_( s ), a_save_( s.rdbuf() )
+ {}
+ basic_ios_rdbuf_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.rdbuf(a) )
+ {}
+ ~basic_ios_rdbuf_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.rdbuf( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+};
+
+template < typename Ch, class Tr >
+class basic_ios_fill_saver
+{
+public:
+ typedef ::std::basic_ios<Ch, Tr> state_type;
+ typedef typename state_type::char_type aspect_type;
+
+ explicit basic_ios_fill_saver( state_type &s )
+ : s_save_( s ), a_save_( s.fill() )
+ {}
+ basic_ios_fill_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.fill(a) )
+ {}
+ ~basic_ios_fill_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.fill( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+};
+
+#ifndef BOOST_NO_STD_LOCALE
+template < typename Ch, class Tr >
+class basic_ios_locale_saver
+{
+public:
+ typedef ::std::basic_ios<Ch, Tr> state_type;
+ typedef ::std::locale aspect_type;
+
+ explicit basic_ios_locale_saver( state_type &s )
+ : s_save_( s ), a_save_( s.getloc() )
+ {}
+ basic_ios_locale_saver( state_type &s, aspect_type const &a )
+ : s_save_( s ), a_save_( s.imbue(a) )
+ {}
+ ~basic_ios_locale_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.imbue( a_save_ ); }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+};
+#endif
+
+
+// User-defined stream state saver class declarations ----------------------//
+
+class ios_iword_saver
+{
+public:
+ typedef ::std::ios_base state_type;
+ typedef int index_type;
+ typedef long aspect_type;
+
+ explicit ios_iword_saver( state_type &s, index_type i )
+ : s_save_( s ), a_save_( s.iword(i) ), i_save_( i )
+ {}
+ ios_iword_saver( state_type &s, index_type i, aspect_type const &a )
+ : s_save_( s ), a_save_( s.iword(i) ), i_save_( i )
+ { s.iword(i) = a; }
+ ~ios_iword_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.iword( i_save_ ) = a_save_; }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+ index_type const i_save_;
+
+ ios_iword_saver& operator=(const ios_iword_saver&);
+};
+
+class ios_pword_saver
+{
+public:
+ typedef ::std::ios_base state_type;
+ typedef int index_type;
+ typedef void * aspect_type;
+
+ explicit ios_pword_saver( state_type &s, index_type i )
+ : s_save_( s ), a_save_( s.pword(i) ), i_save_( i )
+ {}
+ ios_pword_saver( state_type &s, index_type i, aspect_type const &a )
+ : s_save_( s ), a_save_( s.pword(i) ), i_save_( i )
+ { s.pword(i) = a; }
+ ~ios_pword_saver()
+ { this->restore(); }
+
+ void restore()
+ { s_save_.pword( i_save_ ) = a_save_; }
+
+private:
+ state_type & s_save_;
+ aspect_type const a_save_;
+ index_type const i_save_;
+
+ ios_pword_saver operator=(const ios_pword_saver&);
+};
+
+
+// Combined stream state saver class (template) declarations ---------------//
+
+class ios_base_all_saver
+{
+public:
+ typedef ::std::ios_base state_type;
+
+ explicit ios_base_all_saver( state_type &s )
+ : s_save_( s ), a1_save_( s.flags() ), a2_save_( s.precision() )
+ , a3_save_( s.width() )
+ {}
+
+ ~ios_base_all_saver()
+ { this->restore(); }
+
+ void restore()
+ {
+ s_save_.width( a3_save_ );
+ s_save_.precision( a2_save_ );
+ s_save_.flags( a1_save_ );
+ }
+
+private:
+ state_type & s_save_;
+ state_type::fmtflags const a1_save_;
+ ::std::streamsize const a2_save_;
+ ::std::streamsize const a3_save_;
+
+ ios_base_all_saver& operator=(const ios_base_all_saver&);
+};
+
+template < typename Ch, class Tr >
+class basic_ios_all_saver
+{
+public:
+ typedef ::std::basic_ios<Ch, Tr> state_type;
+
+ explicit basic_ios_all_saver( state_type &s )
+ : s_save_( s ), a1_save_( s.flags() ), a2_save_( s.precision() )
+ , a3_save_( s.width() ), a4_save_( s.rdstate() )
+ , a5_save_( s.exceptions() ), a6_save_( s.tie() )
+ , a7_save_( s.rdbuf() ), a8_save_( s.fill() )
+ #ifndef BOOST_NO_STD_LOCALE
+ , a9_save_( s.getloc() )
+ #endif
+ {}
+
+ ~basic_ios_all_saver()
+ { this->restore(); }
+
+ void restore()
+ {
+ #ifndef BOOST_NO_STD_LOCALE
+ s_save_.imbue( a9_save_ );
+ #endif
+ s_save_.fill( a8_save_ );
+ s_save_.rdbuf( a7_save_ );
+ s_save_.tie( a6_save_ );
+ s_save_.exceptions( a5_save_ );
+ s_save_.clear( a4_save_ );
+ s_save_.width( a3_save_ );
+ s_save_.precision( a2_save_ );
+ s_save_.flags( a1_save_ );
+ }
+
+private:
+ state_type & s_save_;
+ typename state_type::fmtflags const a1_save_;
+ ::std::streamsize const a2_save_;
+ ::std::streamsize const a3_save_;
+ typename state_type::iostate const a4_save_;
+ typename state_type::iostate const a5_save_;
+ ::std::basic_ostream<Ch, Tr> * const a6_save_;
+ ::std::basic_streambuf<Ch, Tr> * const a7_save_;
+ typename state_type::char_type const a8_save_;
+ #ifndef BOOST_NO_STD_LOCALE
+ ::std::locale const a9_save_;
+ #endif
+};
+
+class ios_all_word_saver
+{
+public:
+ typedef ::std::ios_base state_type;
+ typedef int index_type;
+
+ ios_all_word_saver( state_type &s, index_type i )
+ : s_save_( s ), i_save_( i ), a1_save_( s.iword(i) )
+ , a2_save_( s.pword(i) )
+ {}
+
+ ~ios_all_word_saver()
+ { this->restore(); }
+
+ void restore()
+ {
+ s_save_.pword( i_save_ ) = a2_save_;
+ s_save_.iword( i_save_ ) = a1_save_;
+ }
+
+private:
+ state_type & s_save_;
+ index_type const i_save_;
+ long const a1_save_;
+ void * const a2_save_;
+
+ ios_all_word_saver& operator=(const ios_all_word_saver&);
+};
+
+
+} // namespace io
+} // namespace boost
+
+
+#endif // BOOST_IO_IOS_STATE_HPP