/usr/include/wvstreams/wvlockdev.h is in libwvstreams-dev 4.6.1-5.
This file is owned by root:root, with mode 0o644.
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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 | /* -*- Mode: C++ -*-
* Worldvisions Weaver Software:
* Copyright (C) 1997-2002 Net Integration Technologies, Inc.
*
* Some handy functions to create/remove /var/lock lockfiles.
*/
#ifndef __WVLOCKDEV_H
#define __WVLOCKDEV_H
#include "wvstring.h"
/**
* Class to handle Lock files - useful for WvDial and other places where we
* need to guarantee exclusive access to a file or device. Creates/Removes
* lockfiles in /var/lock.
*/
class WvLockDev
{
WvString devicename, filename;
int lock_count;
public:
WvLockDev(WvString _devicename);
~WvLockDev();
bool lock();
void unlock();
bool islocked() const
{ return lock_count != 0; }
};
#endif // __WVLOCKDEV_H
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