/usr/include/odb/details/lock.hxx is in libodb-dev 2.4.0-1.
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 | // file : odb/details/lock.hxx
// copyright : Copyright (c) 2009-2015 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_DETAILS_LOCK_HXX
#define ODB_DETAILS_LOCK_HXX
#include <odb/pre.hxx>
#include <odb/details/export.hxx>
#include <odb/details/mutex.hxx>
namespace odb
{
namespace details
{
struct LIBODB_EXPORT lock
{
lock (mutex& m)
: mutex_ (&m)
{
mutex_->lock ();
}
~lock ()
{
if (mutex_ != 0)
mutex_->unlock ();
}
void
unlock ()
{
if (mutex_ != 0)
{
mutex_->unlock ();
mutex_ = 0;
}
}
private:
mutex* mutex_;
};
}
}
#include <odb/post.hxx>
#endif // ODB_DETAILS_LOCK_HXX
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