--- /dev/null
+// TR2 <bool_set> support files -*- C++ -*-
+
+// Copyright (C) 2009, 2011 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// <http://www.gnu.org/licenses/>.
+
+/** @file tr2/bool_set.tcc
+ * This is a TR2 C++ Library header.
+ */
+
+#ifndef _GLIBCXX_TR2_BOOL_SET_TCC
+#define _GLIBCXX_TR2_BOOL_SET_TCC 1
+
+#pragma GCC system_header
+
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+namespace tr2
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+ bool_set::_Bool_set_val
+ bool_set::_S_not[4] =
+ { _S_true_, _S_false, _S_indet, _S_empty };
+
+ bool_set::_Bool_set_val
+ bool_set::_S_xor[4][4] =
+ { { _S_false, _S_true_, _S_indet, _S_empty },
+ { _S_true_, _S_false, _S_indet, _S_empty },
+ { _S_indet, _S_indet, _S_indet, _S_empty },
+ { _S_empty, _S_empty, _S_empty, _S_empty } };
+
+ bool_set::_Bool_set_val
+ bool_set::_S_or[4][4] =
+ { { _S_false, _S_true_, _S_indet, _S_empty },
+ { _S_true_, _S_true_, _S_true_, _S_empty },
+ { _S_indet, _S_true_, _S_indet, _S_empty },
+ { _S_empty, _S_empty, _S_empty, _S_empty } };
+
+ bool_set::_Bool_set_val
+ bool_set::_S_and[4][4] =
+ { { _S_false, _S_false, _S_false, _S_empty },
+ { _S_false, _S_true_, _S_indet, _S_empty },
+ { _S_false, _S_indet, _S_indet, _S_empty },
+ { _S_empty, _S_empty, _S_empty, _S_empty } };
+
+ bool_set::_Bool_set_val
+ bool_set::_S_eq[4][4] =
+ { { _S_true_, _S_false, _S_indet, _S_empty },
+ { _S_false, _S_true_, _S_indet, _S_empty },
+ { _S_indet, _S_indet, _S_indet, _S_empty },
+ { _S_empty, _S_empty, _S_empty, _S_empty } };
+
+_GLIBCXX_END_NAMESPACE_VERSION
+}
+}
+
+// I object to these things.
+// The stuff in locale facets are for basic types.
+// I think we could hack operator<< and operator>>.
+
+ /**
+ * @brief Numeric parsing.
+ *
+ * Parses the input stream into the bool @a v. It does so by calling
+ * num_get::do_get().
+ *
+ * If ios_base::boolalpha is set, attempts to read
+ * ctype<CharT>::truename() or ctype<CharT>::falsename(). Sets
+ * @a v to true or false if successful. Sets err to
+ * ios_base::failbit if reading the string fails. Sets err to
+ * ios_base::eofbit if the stream is emptied.
+ *
+ * If ios_base::boolalpha is not set, proceeds as with reading a long,
+ * except if the value is 1, sets @a v to true, if the value is 0, sets
+ * @a v to false, and otherwise set err to ios_base::failbit.
+ *
+ * @param in Start of input stream.
+ * @param end End of input stream.
+ * @param io Source of locale and flags.
+ * @param err Error flags to set.
+ * @param v Value to format and insert.
+ * @return Iterator after reading.
+ iter_type
+ get(iter_type __in, iter_type __end, ios_base& __io,
+ ios_base::iostate& __err, bool& __v) const
+ { return this->do_get(__in, __end, __io, __err, __v); }
+ */
+/*
+ template<typename _CharT, typename _InIter>
+ _InIter
+ num_get<_CharT, _InIter>::
+ do_get(iter_type __beg, iter_type __end, ios_base& __io,
+ ios_base::iostate& __err, bool_set& __v) const
+ {
+ if (!(__io.flags() & ios_base::boolalpha))
+ {
+ // Parse bool values as long.
+ // NB: We can't just call do_get(long) here, as it might
+ // refer to a derived class.
+ long __l = -1;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __l);
+ if (__c >= _S_false && __c < _S_empty)
+ __b._M_b = static_cast<_Bool_set_val>(__c);
+ else
+ {
+ // What should we do here?
+ __v = true;
+ __err = ios_base::failbit;
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ }
+ }
+ else
+ {
+ // Parse bool values as alphanumeric.
+ typedef __numpunct_cache<_CharT> __cache_type;
+ __use_cache<__cache_type> __uc;
+ const locale& __loc = __io._M_getloc();
+ const __cache_type* __lc = __uc(__loc);
+
+ bool __testf = true;
+ bool __testt = true;
+ bool __donef = __lc->_M_falsename_size == 0;
+ bool __donet = __lc->_M_truename_size == 0;
+ bool __testeof = false;
+ size_t __n = 0;
+ while (!__donef || !__donet)
+ {
+ if (__beg == __end)
+ {
+ __testeof = true;
+ break;
+ }
+
+ const char_type __c = *__beg;
+
+ if (!__donef)
+ __testf = __c == __lc->_M_falsename[__n];
+
+ if (!__testf && __donet)
+ break;
+
+ if (!__donet)
+ __testt = __c == __lc->_M_truename[__n];
+
+ if (!__testt && __donef)
+ break;
+
+ if (!__testt && !__testf)
+ break;
+
+ ++__n;
+ ++__beg;
+
+ __donef = !__testf || __n >= __lc->_M_falsename_size;
+ __donet = !__testt || __n >= __lc->_M_truename_size;
+ }
+ if (__testf && __n == __lc->_M_falsename_size && __n)
+ {
+ __v = false;
+ if (__testt && __n == __lc->_M_truename_size)
+ __err = ios_base::failbit;
+ else
+ __err = __testeof ? ios_base::eofbit : ios_base::goodbit;
+ }
+ else if (__testt && __n == __lc->_M_truename_size && __n)
+ {
+ __v = true;
+ __err = __testeof ? ios_base::eofbit : ios_base::goodbit;
+ }
+ else
+ {
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 23. Num_get overflow result.
+ __v = false;
+ __err = ios_base::failbit;
+ if (__testeof)
+ __err |= ios_base::eofbit;
+ }
+ }
+ return __beg;
+ }
+*/
+
+ /**
+ * @brief Numeric formatting.
+ *
+ * Formats the boolean @a v and inserts it into a stream. It does so
+ * by calling num_put::do_put().
+ *
+ * If ios_base::boolalpha is set, writes ctype<CharT>::truename() or
+ * ctype<CharT>::falsename(). Otherwise formats @a v as an int.
+ *
+ * @param s Stream to write to.
+ * @param io Source of locale and flags.
+ * @param fill Char_type to use for filling.
+ * @param v Value to format and insert.
+ * @return Iterator after writing.
+ iter_type
+ put(iter_type __s, ios_base& __f, char_type __fill, bool __v) const
+ { return this->do_put(__s, __f, __fill, __v); }
+ */
+
+/*
+ template<typename _CharT, typename _OutIter>
+ _OutIter
+ num_put<_CharT, _OutIter>::
+ do_put(iter_type __s, ios_base& __io, char_type __fill, bool_set __v) const
+ {
+ const ios_base::fmtflags __flags = __io.flags();
+ if ((__flags & ios_base::boolalpha) == 0)
+ {
+ const long __l = __v;
+ __s = _M_insert_int(__s, __io, __fill, __l);
+ }
+ else
+ {
+ typedef __numpunct_cache<_CharT> __cache_type;
+ __use_cache<__cache_type> __uc;
+ const locale& __loc = __io._M_getloc();
+ const __cache_type* __lc = __uc(__loc);
+
+ const _CharT* __name = __v ? __lc->_M_truename
+ : __lc->_M_falsename;
+ int __len = __v ? __lc->_M_truename_size
+ : __lc->_M_falsename_size;
+
+ const streamsize __w = __io.width();
+ if (__w > static_cast<streamsize>(__len))
+ {
+ const streamsize __plen = __w - __len;
+ _CharT* __ps
+ = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __plen));
+
+ char_traits<_CharT>::assign(__ps, __plen, __fill);
+ __io.width(0);
+
+ if ((__flags & ios_base::adjustfield) == ios_base::left)
+ {
+ __s = std::__write(__s, __name, __len);
+ __s = std::__write(__s, __ps, __plen);
+ }
+ else
+ {
+ __s = std::__write(__s, __ps, __plen);
+ __s = std::__write(__s, __name, __len);
+ }
+ return __s;
+ }
+ __io.width(0);
+ __s = std::__write(__s, __name, __len);
+ }
+ return __s;
+ }
+*/
+
+#endif // _GLIBCXX_TR2_BOOL_SET_TCC
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