Namespaces
Variants
Views
Actions

std::unique_lock::try_lock

From cppreference.com
< cpp‎ | thread‎ | unique lock
Revision as of 16:49, 1 July 2013 by P12bot (Talk | contribs)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
 
 
Thread support library
Threads
(C++11)
this_thread namespace
(C++11)
(C++11)
(C++11)
Mutual exclusion
(C++11)
Generic lock management
(C++11)
(C++11)
(C++11)
(C++11)(C++11)(C++11)
(C++11)
(C++11)
Condition variables
(C++11)
Futures
(C++11)
(C++11)
(C++11)
(C++11)
 
 
bool try_lock();
(since C++11)

Tries to lock the associated mutex without blocking. Effectively calls mutex()->try_lock().

std::system_error is thrown if there is no associated mutex or if the mutex is already locked.

Contents

[edit] Parameters

(none)

[edit] Return value

true if the ownership of the mutex has been acquired successfully, false otherwise.

[edit] Exceptions

  • Any exceptions thrown by mutex()->try_lock()

[edit] Example

[edit] See also

locks the associated mutex
(public member function) [edit]
attempts to lock the associated TimedLockable mutex, returns if the mutex has been unavailable for the specified time duration
(public member function) [edit]
tries to lock the associated TimedLockable mutex, returns if the mutex has been unavailable until specified time point has been reached
(public member function) [edit]
unlocks the associated mutex
(public member function) [edit]