FM / parallel

/usr/include/c++/4.4.4/parallel/

/usr/include/c++/4.4.4/parallel

Name	Size	Mode	Actions
algo.h	104807	0644	edit dl rm
algobase.h	11140	0644	edit dl rm
algorithm	1385	0644	edit dl rm
algorithmfwd.h	30167	0644	edit dl rm
balanced_quicksort.h	16157	0644	edit dl rm
base.h	12313	0644	edit dl rm
basic_iterator.h	1606	0644	edit dl rm
checkers.h	4605	0644	edit dl rm
compatibility.h	10301	0644	edit dl rm
compiletime_settings.h	2818	0644	edit dl rm
equally_split.h	3191	0644	edit dl rm
features.h	3580	0644	edit dl rm
find.h	14295	0644	edit dl rm
find_selectors.h	7092	0644	edit dl rm
for_each.h	3666	0644	edit dl rm
for_each_selectors.h	9804	0644	edit dl rm
iterator.h	5270	0644	edit dl rm
list_partition.h	5929	0644	edit dl rm
losertree.h	25725	0644	edit dl rm
merge.h	9549	0644	edit dl rm
multiseq_selection.h	16706	0644	edit dl rm
multiway_merge.h	72745	0644	edit dl rm
multiway_mergesort.h	15478	0644	edit dl rm
numeric	19494	0644	edit dl rm
numericfwd.h	6934	0644	edit dl rm
omp_loop.h	3996	0644	edit dl rm
omp_loop_static.h	4037	0644	edit dl rm
parallel.h	1577	0644	edit dl rm
partial_sum.h	7042	0644	edit dl rm
partition.h	14909	0644	edit dl rm
par_loop.h	4541	0644	edit dl rm
queue.h	4904	0644	edit dl rm
quicksort.h	5914	0644	edit dl rm
random_number.h	3808	0644	edit dl rm
random_shuffle.h	17696	0644	edit dl rm
search.h	5598	0644	edit dl rm
settings.h	10987	0644	edit dl rm
set_operations.h	14472	0644	edit dl rm
sort.h	7421	0644	edit dl rm
tags.h	6103	0644	edit dl rm
types.h	4116	0644	edit dl rm
unique_copy.h	5811	0644	edit dl rm
workstealing.h	10088	0644	edit dl rm

Edit: /usr/include/c++/4.4.4/parallel/find_selectors.h (7092B)

// -*- C++ -*-

// Copyright (C) 2007, 2008, 2009 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 parallel/find_selectors.h
 *  @brief Function objects representing different tasks to be plugged
 *  into the parallel find algorithm.
 *  This file is a GNU parallel extension to the Standard C++ Library.
 */

// Written by Felix Putze.

#ifndef _GLIBCXX_PARALLEL_FIND_SELECTORS_H
#define _GLIBCXX_PARALLEL_FIND_SELECTORS_H 1

#include <parallel/tags.h>
#include <parallel/basic_iterator.h>
#include <bits/stl_pair.h>

namespace __gnu_parallel
{
  /** @brief Base class of all __gnu_parallel::find_template selectors. */
  struct generic_find_selector
  { };

/** 
   *  @brief Test predicate on a single element, used for std::find()
   *  and std::find_if ().
   */
  struct find_if_selector : public generic_find_selector
  {
    /** @brief Test on one position.
     * @param i1 Iterator on first sequence.
     * @param i2 Iterator on second sequence (unused).
     * @param pred Find predicate.
     */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      bool 
      operator()(RandomAccessIterator1 i1, RandomAccessIterator2 i2, Pred pred)
      { return pred(*i1); }

/** @brief Corresponding sequential algorithm on a sequence.
     *  @param begin1 Begin iterator of first sequence.
     *  @param end1 End iterator of first sequence.
     *  @param begin2 Begin iterator of second sequence.
     *  @param pred Find predicate.
     */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      std::pair<RandomAccessIterator1, RandomAccessIterator2> 
      sequential_algorithm(RandomAccessIterator1 begin1,
			   RandomAccessIterator1 end1,
			   RandomAccessIterator2 begin2, Pred pred)
      { return std::make_pair(find_if(begin1, end1, pred,
				      sequential_tag()), begin2); }
  };

/** @brief Test predicate on two adjacent elements. */
  struct adjacent_find_selector : public generic_find_selector
  {
    /** @brief Test on one position.
     *  @param i1 Iterator on first sequence.
     *  @param i2 Iterator on second sequence (unused).
     *  @param pred Find predicate.
     */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      bool 
      operator()(RandomAccessIterator1 i1, RandomAccessIterator2 i2, Pred pred)
      {
	// Passed end iterator is one short.
	return pred(*i1, *(i1 + 1));
      }

/** @brief Corresponding sequential algorithm on a sequence.
     *  @param begin1 Begin iterator of first sequence.
     *  @param end1 End iterator of first sequence.
     *  @param begin2 Begin iterator of second sequence.
     *  @param pred Find predicate.
     */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      std::pair<RandomAccessIterator1, RandomAccessIterator2>
      sequential_algorithm(RandomAccessIterator1 begin1,
			   RandomAccessIterator1 end1,
			   RandomAccessIterator2 begin2, Pred pred)
      {
	// Passed end iterator is one short.
	RandomAccessIterator1 spot = adjacent_find(begin1, end1 + 1,
						   pred, sequential_tag());
	if (spot == (end1 + 1))
	  spot = end1;
	return std::make_pair(spot, begin2);
      }
  };

/** @brief Test inverted predicate on a single element. */
  struct mismatch_selector : public generic_find_selector
  {
    /** 
     *  @brief Test on one position.
     *  @param i1 Iterator on first sequence.
     *  @param i2 Iterator on second sequence (unused).
     *  @param pred Find predicate. 
     */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      bool 
      operator()(RandomAccessIterator1 i1, RandomAccessIterator2 i2, Pred pred)
      { return !pred(*i1, *i2); }

/** 
     *  @brief Corresponding sequential algorithm on a sequence.
     *  @param begin1 Begin iterator of first sequence.
     *  @param end1 End iterator of first sequence.
     *  @param begin2 Begin iterator of second sequence.
     *  @param pred Find predicate. 
     */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      std::pair<RandomAccessIterator1, RandomAccessIterator2>
      sequential_algorithm(RandomAccessIterator1 begin1,
			   RandomAccessIterator1 end1,
			   RandomAccessIterator2 begin2, Pred pred)
      { return mismatch(begin1, end1, begin2, pred, sequential_tag()); }
  };

/** @brief Test predicate on several elements. */
  template<typename ForwardIterator>
  struct find_first_of_selector : public generic_find_selector
  {
    ForwardIterator begin;
    ForwardIterator end;

explicit find_first_of_selector(ForwardIterator begin, ForwardIterator end)
    : begin(begin), end(end) { }

/** @brief Test on one position.
     *  @param i1 Iterator on first sequence.
     *  @param i2 Iterator on second sequence (unused).
     *  @param pred Find predicate. */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      bool 
      operator()(RandomAccessIterator1 i1, RandomAccessIterator2 i2, Pred pred)
      {
	for (ForwardIterator pos_in_candidates = begin;
	     pos_in_candidates != end; ++pos_in_candidates)
	  if (pred(*i1, *pos_in_candidates))
	    return true;
	return false;
      }

/** @brief Corresponding sequential algorithm on a sequence.
     *  @param begin1 Begin iterator of first sequence.
     *  @param end1 End iterator of first sequence.
     *  @param begin2 Begin iterator of second sequence.
     *  @param pred Find predicate. */
    template<typename RandomAccessIterator1, typename RandomAccessIterator2,
	     typename Pred>
      std::pair<RandomAccessIterator1, RandomAccessIterator2>
      sequential_algorithm(RandomAccessIterator1 begin1,
			   RandomAccessIterator1 end1,
			   RandomAccessIterator2 begin2, Pred pred)
      { return std::make_pair(find_first_of(begin1, end1, begin, end, pred,
					    sequential_tag()), begin2); }
  };
}

#endif /* _GLIBCXX_PARALLEL_FIND_SELECTORS_H */

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