sbuild::device_lock Class Reference

Device lock. More...

#include <sbuild-lock.h>

Inheritance diagram for sbuild::device_lock:

[legend]Collaboration diagram for sbuild::device_lock:

[legend]List of all members.

Public Member Functions
	device_lock (std::string const &device)
	The constructor.
virtual	~device_lock ()
	The destructor.
void	set_lock (type lock_type, unsigned int timeout)
void	unset_lock ()
	Release a lock.
Private Attributes
std::string	device
	The device to lock.

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Detailed Description

Device lock.

Set an advisory lock on a device. The lock is acquired using liblockdev lock_dev(). Note that a lock_type of LOCK_SHARED is equivalent to LOCK_EXCLUSIVE, because this lock type does not support shared locks.

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Constructor & Destructor Documentation

device_lock::device_lock (  std::string const &  device  )

The constructor. Parameters: device  the device to lock (full pathname).

device_lock::~device_lock (   )  [virtual]

The destructor.

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Member Function Documentation

void device_lock::set_lock (  type  lock_type, unsigned int  timeout )

void device_lock::unset_lock (   )  [virtual]

Release a lock. This is equivalent to set_lock with a lock_type of LOCK_NONE and a timeout of 0. Implements sbuild::lock.

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Member Data Documentation

std::string sbuild::device_lock::device [private]

The device to lock.

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The documentation for this class was generated from the following files:

• schroot/sbuild-lock.h
• schroot/sbuild-lock.cc

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