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Diffstat (limited to 'libc/include/stl_pair.h')
-rw-r--r-- | libc/include/stl_pair.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/libc/include/stl_pair.h b/libc/include/stl_pair.h new file mode 100644 index 0000000..08180b0 --- /dev/null +++ b/libc/include/stl_pair.h @@ -0,0 +1,122 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996,1997 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/* NOTE: This is an internal header file, included by other STL headers. + * You should not attempt to use it directly. + */ + +#ifndef __SGI_STL_INTERNAL_PAIR_H +#define __SGI_STL_INTERNAL_PAIR_H + +__STL_BEGIN_NAMESPACE + +template <class _T1, class _T2> +struct pair { + typedef _T1 first_type; + typedef _T2 second_type; + + _T1 first; + _T2 second; + pair() : first(), second() {} + pair(const _T1& __a, const _T2& __b) : first(__a), second(__b) {} + + template <class _U1, class _U2> + pair(const pair<_U1, _U2>& __p) : first(__p.first), second(__p.second) {} +}; + +template <class _T1, class _T2> +inline bool operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) +{ + return __x.first == __y.first && __x.second == __y.second; +} + +template <class _T1, class _T2> +inline bool operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) +{ + return __x.first < __y.first || + (!(__y.first < __x.first) && __x.second < __y.second); +} + +template <class _T1, class _T2> +inline bool operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) { + return !(__x == __y); +} + +template <class _T1, class _T2> +inline bool operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) { + return __y < __x; +} + +template <class _T1, class _T2> +inline bool operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) { + return !(__y < __x); +} + +template <class _T1, class _T2> +inline bool operator>=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) { + return !(__x < __y); +} + +template <class _T1, class _T2> +inline pair<_T1, _T2> make_pair(_T1 __x, _T2 __y) +{ + return pair<_T1, _T2>(__x, __y); +} + +} // namespace std + +#endif /* __SGI_STL_INTERNAL_PAIR_H */ + +// Local Variables: +// mode:C++ +// End: |