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Fix to allow for the possibility that std::locale support is not available in some standard library implementations.

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[SVN r28568]
This commit is contained in:
Rene Rivera
2005-05-02 06:24:20 +00:00
parent 3bcf03e985
commit cf2a12b4a3
1 changed files with 12 additions and 1 deletions
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13
include/boost/io/ios_state.hpp
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@ -12,7 +12,9 @@
#include <boost/io_fwd.hpp> // self include #include <boost/io_fwd.hpp> // self include
#include <ios> // for std::ios_base, std::basic_ios, etc. #include <ios> // for std::ios_base, std::basic_ios, etc.
#ifndef BOOST_NO_STD_LOCALE
#include <locale> // for std::locale #include <locale> // for std::locale
#endif
#include <ostream> // for std::basic_ostream #include <ostream> // for std::basic_ostream
#include <streambuf> // for std::basic_streambuf #include <streambuf> // for std::basic_streambuf
#include <string> // for std::char_traits #include <string> // for std::char_traits
@ -218,6 +220,7 @@ private:
aspect_type const a_save_; aspect_type const a_save_;
}; };
#ifndef BOOST_NO_STD_LOCALE
template < typename Ch, class Tr > template < typename Ch, class Tr >
class basic_ios_locale_saver class basic_ios_locale_saver
{ {
@ -241,6 +244,7 @@ private:
state_type & s_save_; state_type & s_save_;
aspect_type const a_save_; aspect_type const a_save_;
}; };
#endif
// User-defined stream state saver class declarations ----------------------// // User-defined stream state saver class declarations ----------------------//
@ -335,7 +339,10 @@ public:
: s_save_( s ), a1_save_( s.flags() ), a2_save_( s.precision() ) : s_save_( s ), a1_save_( s.flags() ), a2_save_( s.precision() )
, a3_save_( s.width() ), a4_save_( s.rdstate() ) , a3_save_( s.width() ), a4_save_( s.rdstate() )
, a5_save_( s.exceptions() ), a6_save_( s.tie() ) , a5_save_( s.exceptions() ), a6_save_( s.tie() )
, a7_save_( s.rdbuf() ), a8_save_( s.fill() ), a9_save_( s.getloc() ) , a7_save_( s.rdbuf() ), a8_save_( s.fill() )
#ifndef BOOST_NO_STD_LOCALE
, a9_save_( s.getloc() )
#endif
{} {}
~basic_ios_all_saver() ~basic_ios_all_saver()
@ -343,7 +350,9 @@ public:
void restore() void restore()
{ {
#ifndef BOOST_NO_STD_LOCALE
s_save_.imbue( a9_save_ ); s_save_.imbue( a9_save_ );
#endif
s_save_.fill( a8_save_ ); s_save_.fill( a8_save_ );
s_save_.rdbuf( a7_save_ ); s_save_.rdbuf( a7_save_ );
s_save_.tie( a6_save_ ); s_save_.tie( a6_save_ );
@ -364,7 +373,9 @@ private:
::std::basic_ostream<Ch, Tr> * const a6_save_; ::std::basic_ostream<Ch, Tr> * const a6_save_;
::std::basic_streambuf<Ch, Tr> * const a7_save_; ::std::basic_streambuf<Ch, Tr> * const a7_save_;
typename state_type::char_type const a8_save_; typename state_type::char_type const a8_save_;
#ifndef BOOST_NO_STD_LOCALE
::std::locale const a9_save_; ::std::locale const a9_save_;
#endif
}; };
class ios_all_word_saver class ios_all_word_saver