This file is indexed.

/usr/include/boost/fiber/barrier.hpp is in libboost1.65-dev 1.65.1+dfsg-0ubuntu5.

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
//          Copyright Oliver Kowalke 2013.
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
//          http://www.boost.org/LICENSE_1_0.txt)

#ifndef BOOST_FIBERS_BARRIER_H
#define BOOST_FIBERS_BARRIER_H

#include <cstddef>

#include <boost/config.hpp>

#include <boost/fiber/condition_variable.hpp>
#include <boost/fiber/detail/config.hpp>
#include <boost/fiber/mutex.hpp>

#ifdef BOOST_HAS_ABI_HEADERS
#  include BOOST_ABI_PREFIX
#endif

namespace boost {
namespace fibers {

class BOOST_FIBERS_DECL barrier {
private:
    std::size_t         initial_;
    std::size_t         current_;
    std::size_t         cycle_{ 0 };
    mutex               mtx_{};
    condition_variable  cond_{};

public:
    explicit barrier( std::size_t);

    barrier( barrier const&) = delete;
    barrier & operator=( barrier const&) = delete;

    bool wait();
};

}}

#ifdef BOOST_HAS_ABI_HEADERS
#  include BOOST_ABI_SUFFIX
#endif

#endif // BOOST_FIBERS_BARRIER_H