/usr/include/polymake/external/permlib/common.h is in libpolymake-dev-common 3.2r2-3.
This file is owned by root:root, with mode 0o644.
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//
// This file is part of PermLib.
//
// Copyright (c) 2009-2011 Thomas Rehn <thomas@carmen76.de>
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. 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.
// 3. The name of the author may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
//
// ---------------------------------------------------------------------------
#ifndef COMMON_H_
#define COMMON_H_
#include <iostream>
#include <cstdlib>
#include <vector>
#if __cplusplus < 201103L
namespace std {
/// copies elements of (begin to end) to destBegin if they match the given predicate
/**
* due to Meyers, Effective STL, p. 157 (Item 36)
*/
template<typename InputIterator,
typename OutputIterator,
typename Predicate>
OutputIterator copy_if(InputIterator begin, InputIterator end, OutputIterator destBegin, Predicate p) {
while (begin != end) {
if (p(*begin))
*destBegin++ = *begin;
++begin;
}
return destBegin;
}
}
#endif
namespace permlib {
#ifdef PERMLIB_DOMAIN_INT
typedef unsigned int dom_int;
#else
typedef unsigned short int dom_int;
#endif
/// returns random integer 0 <= x < upperBound
inline unsigned int randomInt(unsigned int upperBound) {
return std::rand() % upperBound;
}
template<class Iterator>
inline void print_iterable(Iterator begin, Iterator end, int offset, const char* name) {
std::cout << name << " : ";
while (begin != end) {
std::cout << (*begin++) + offset << ",";
}
std::cout << std::endl;
}
/// callable object to delete a pointer
struct delete_object {
template <typename T>
void operator()(T *ptr){ delete ptr; }
};
#ifdef PERMLIB_DEBUG_OUTPUT
#define PERMLIB_DEBUG(X) X
#else
#define PERMLIB_DEBUG(X)
#endif
}
#endif // -- COMMON_H_
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