/usr/include/thrust/logical.h is in libthrust-dev 1.6.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 | /*
* Copyright 2008-2012 NVIDIA Corporation
*
* Licensed 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.
*/
/*! \file logical.h
* \brief Logical operations on ranges
*/
#pragma once
#include <thrust/detail/config.h>
namespace thrust
{
/*! \addtogroup reductions
* \{
* \addtogroup logical
* \ingroup reductions
* \{
*/
/*! \p all_of determines whether all elements in a range satify a predicate.
* Specifically, \p all_of returns \c true if <tt>pred(*i)</tt> is \c true
* for every iterator \c i in the range <tt>[first, last)</tt> and
* \c false otherwise.
*
* \param first The beginning of the sequence.
* \param last The end of the sequence.
* \param pred A predicate used to test range elements.
* \return \c true, if all elements satisfy the predicate; \c false, otherwise.
*
* \tparam InputIterator is a model of <a href="http://www.sgi.com/tech/stl/InputIterator.html">Input Iterator</a>,
* \tparam Predicate must be a model of <a href="http://www.sgi.com/tech/stl/Predicate.html">Predicate</a>.
*
* \code
* #include <thrust/logical.h>
* #include <thrust/functional.h>
* ...
* bool A[3] = {true, true, false};
*
* thrust::all_of(A, A + 2, thrust::identity<bool>()); // returns true
* thrust::all_of(A, A + 3, thrust::identity<bool>()); // returns false
*
* // empty range
* thrust::all_of(A, A, thrust::identity<bool>()); // returns false
*
* \endcode
*
* \see any_of
* \see none_of
* \see transform_reduce
*/
template <class InputIterator, class Predicate>
bool all_of(InputIterator first, InputIterator last, Predicate pred);
/*! \p any_of determines whether any element in a range satifies a predicate.
* Specifically, \p any_of returns \c true if <tt>pred(*i)</tt> is \c true
* for any iterator \c i in the range <tt>[first, last)</tt> and
* \c false otherwise.
*
* \param first The beginning of the sequence.
* \param last The end of the sequence.
* \param pred A predicate used to test range elements.
* \return \c true, if any element satisfies the predicate; \c false, otherwise.
*
* \tparam InputIterator is a model of <a href="http://www.sgi.com/tech/stl/InputIterator.html">Input Iterator</a>,
* \tparam Predicate must be a model of <a href="http://www.sgi.com/tech/stl/Predicate.html">Predicate</a>.
*
* \code
* #include <thrust/logical.h>
* #include <thrust/functional.h>
* ...
* bool A[3] = {true, true, false};
*
* thrust::any_of(A, A + 2, thrust::identity<bool>()); // returns true
* thrust::any_of(A, A + 3, thrust::identity<bool>()); // returns true
*
* thrust::any_of(A + 2, A + 3, thrust::identity<bool>()); // returns false
*
* // empty range
* thrust::any_of(A, A, thrust::identity<bool>()); // returns false
* \endcode
*
* \see all_of
* \see none_of
* \see transform_reduce
*/
template <class InputIterator, class Predicate>
bool any_of(InputIterator first, InputIterator last, Predicate pred);
/*! \p none_of determines whether no element in a range satifies a predicate.
* Specifically, \p none_of returns \c true if there is no iterator \c i in
* the range <tt>[first, last)</tt> such that <tt>pred(*i)</tt> is \c true,
* and \c false otherwise.
*
* \param first The beginning of the sequence.
* \param last The end of the sequence.
* \param pred A predicate used to test range elements.
* \return \c true, if no element satisfies the predicate; \c false, otherwise.
*
* \tparam InputIterator is a model of <a href="http://www.sgi.com/tech/stl/InputIterator.html">Input Iterator</a>,
* \tparam Predicate must be a model of <a href="http://www.sgi.com/tech/stl/Predicate.html">Predicate</a>.
*
* \code
* #include <thrust/logical.h>
* #include <thrust/functional.h>
* ...
* bool A[3] = {true, true, false};
*
* thrust::none_of(A, A + 2, thrust::identity<bool>()); // returns false
* thrust::none_of(A, A + 3, thrust::identity<bool>()); // returns false
*
* thrust::none_of(A + 2, A + 3, thrust::identity<bool>()); // returns true
*
* // empty range
* thrust::none_of(A, A, thrust::identity<bool>()); // returns true
* \endcode
*
* \see all_of
* \see any_of
* \see transform_reduce
*/
template <class InputIterator, class Predicate>
bool none_of(InputIterator first, InputIterator last, Predicate pred);
/*! \} // end logical
* \} // end reductions
*/
} // end namespace thrust
#include <thrust/detail/logical.inl>
|