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extern/stdcxx/4.2.1/include/iomanip

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+// -*- C++ -*-
+/***************************************************************************
+ *
+ * iomanip - Declarations of iostream manipulators
+ *
+ * $Id: iomanip 648752 2008-04-16 17:01:56Z faridz $
+ *
+ ***************************************************************************
+ *
+ * Licensed to the Apache Software  Foundation (ASF) under one or more
+ * contributor  license agreements.  See  the NOTICE  file distributed
+ * with  this  work  for  additional information  regarding  copyright
+ * ownership.   The ASF  licenses this  file to  you under  the Apache
+ * License, Version  2.0 (the  "License"); you may  not use  this file
+ * except in  compliance with the License.   You may obtain  a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the  License is distributed on an  "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY  KIND, either  express or
+ * implied.   See  the License  for  the  specific language  governing
+ * permissions and limitations under the License.
+ *
+ * Copyright 1994-2008 Rogue Wave Software, Inc.
+ * 
+ **************************************************************************/
+
+#ifndef _RWSTD_IOMANIP_INCLUDED
+#define _RWSTD_IOMANIP_INCLUDED
+
+#include <iosfwd>
+
+#include <rw/_iosbase.h>
+#include <rw/_defs.h>
+
+
+_RWSTD_NAMESPACE (__rw) {
+
+
+// resetiosflags implementation
+struct __rw_resetiosflags
+{
+    void operator() (_STD::ios_base           &__strm,
+                     _STD::ios_base::fmtflags  __mask) const {
+        __strm.setf (_STD::ios_base::fmtflags (0), __mask);
+    }
+};
+
+
+// setiosflags implementation
+struct __rw_setiosflags
+{
+    void operator() (_STD::ios_base           &__strm,
+                     _STD::ios_base::fmtflags  __mask) const {
+        __strm.setf (__mask);
+    }
+};
+
+
+// setbase implementation
+struct __rw_setbase
+{
+    void operator() (_STD::ios_base &__strm, int __base) const {
+
+#ifndef _RWSTD_NO_EXT_SETBASE
+
+        if (__base < 0 || __base > 36)
+            __base = 0;
+
+#else   // if defined (_RWSTD_NO_EXT_SETBASE)
+
+        switch (__base) {
+        case 0: case 8: case 10: case 16: break;
+
+#  ifndef _RWSTD_NO_EXT_BIN_IO
+
+        case 2: break;
+
+#  endif   // _RWSTD_NO_EXT_BIN_IO
+
+        default: __base = 0;
+        }
+
+#endif   // _RWSTD_NO_EXT_SETBASE
+
+        const unsigned __ifl =
+              __strm.flags () & ~_STD::ios_base::basefield
+            & ~(   _RWSTD_STATIC_CAST (unsigned, _RWSTD_IOS_BASEMASK)
+                << _RWSTD_IOS_BASEOFF)
+            | __base << _RWSTD_IOS_BASEOFF;
+
+        __strm.flags (_STD::ios_base::fmtflags (__ifl));
+    }
+};
+
+
+// setfill implementation
+template <class _CharT>
+struct __rw_setfill
+{
+    template <class _Traits>
+    void operator() (_STD::basic_ios<_CharT, _Traits> &__strm,
+                     _CharT                            __ch) const {
+        __strm.fill (__ch);
+    }
+};
+
+
+// setprecision implementation
+struct __rw_setprecision
+{
+    void operator() (_STD::ios_base &__strm, int __prec) const {
+        __strm.precision (_RWSTD_STATIC_CAST (_RWSTD_STREAMSIZE, __prec));
+    }
+};
+
+
+// setw implementation
+struct __rw_setw
+{
+    void operator() (_STD::ios_base &__strm, int __width) const {
+        __strm.width (_RWSTD_STATIC_CAST (_RWSTD_STREAMSIZE, __width));
+    }
+};
+
+
+}   // namespace __rw
+ 
+
+_RWSTD_NAMESPACE (std) { 
+
+  
+// manipulator implementation
+template <class _Functor, class _TypeT>
+struct __rw_smanip
+{
+    _EXPLICIT
+    __rw_smanip (_TypeT __arg)
+        : _C_fun (), _C_arg (__arg) { /* empty */ }
+
+    __rw_smanip (_Functor __fun, _TypeT __arg)
+        : _C_fun (__fun), _C_arg (__arg) { /* empty */ }
+      
+    _Functor _C_fun;
+    _TypeT   _C_arg;
+};
+ 
+
+// 27.6.3, p3
+inline __rw_smanip<_RW::__rw_resetiosflags, ios_base::fmtflags>
+resetiosflags (ios_base::fmtflags __mask)
+{
+    return __rw_smanip<_RW::__rw_resetiosflags, ios_base::fmtflags>(__mask);
+}
+ 
+
+// 27.6.3, p4
+inline __rw_smanip<_RW::__rw_setiosflags, ios_base::fmtflags>
+setiosflags (ios_base::fmtflags __mask)
+{
+    return __rw_smanip<_RW::__rw_setiosflags, ios_base::fmtflags>(__mask);
+}
+
+
+// 27.6.3, p5
+inline __rw_smanip<_RW::__rw_setbase, int>
+setbase (int __base)
+{
+    return __rw_smanip<_RW::__rw_setbase, int>(__base);
+}
+
+
+// 27.6.3, p6
+template <class _CharT>
+inline __rw_smanip<_RW::__rw_setfill<_CharT>, _CharT>
+setfill (_CharT __ch)
+{
+    return __rw_smanip<_RW::__rw_setfill<_CharT>, _CharT>(__ch);
+}
+
+
+// 27.6.3, p7
+inline __rw_smanip<_RW::__rw_setprecision, int>
+setprecision (int __prec)
+{
+    return __rw_smanip<_RW::__rw_setprecision, int>(__prec);
+}
+
+
+// 27.6.3, p8
+inline __rw_smanip<_RW::__rw_setw, int>
+setw (int __width)
+{
+    return __rw_smanip<_RW::__rw_setw, int>(__width);
+}
+
+
+// implementation of manipulator extractor
+template <class _CharT, class _Traits, class _Functor, class _TypeT>
+inline basic_istream<_CharT, _Traits>&
+operator>> (basic_istream<_CharT, _Traits>      &__strm,
+            const __rw_smanip<_Functor, _TypeT> &__man)
+{
+    _TRY {
+        __man._C_fun (__strm, __man._C_arg);
+    }
+    _CATCH (...) {
+        __strm.setstate (ios_base::badbit);
+    }
+  
+    return __strm;
+}
+
+
+// implementation of manipulator inserter
+template <class _CharT, class _Traits, class _Functor, class _TypeT>
+inline basic_ostream<_CharT, _Traits>&
+operator<< (basic_ostream<_CharT, _Traits>      &__strm,
+            const __rw_smanip<_Functor, _TypeT> &__man)
+{
+    _TRY {
+        __man._C_fun (__strm, __man._C_arg);
+    }
+    _CATCH (...) {
+        __strm.setstate (ios_base::badbit);
+    }
+
+    return __strm;
+}
+
+}   // namespace std
+
+
+#endif   // _RWSTD_IOMANIP_INCLUDED