[#BloombergLP-bslmt-RecursiveMutexImpl-01]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/RecursiveMutexImpl-0a.adoc[RecursiveMutexImpl]<xref:BloombergLP/bslmt/Platform/PosixThreads.adoc[Platform::PosixThreads]>
:relfileprefix: ../../
:mrdocs:

Full specialization of `RecursiveMutexImpl` for pthreads.

== Synopsis

Declared in `<bslmt_recursivemuteximpl_pthread.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<>
class xref:BloombergLP/bslmt/RecursiveMutexImpl-0a.adoc[RecursiveMutexImpl]<xref:BloombergLP/bslmt/Platform/PosixThreads.adoc[Platform::PosixThreads]>;
----

== Description

This class provides a full specialization of `RecursiveMutexImpl` for pthreads. If the pthreads implementation supports the "recursive" attribute, then the native implementation is used, otherwise, a portable, efficient implementation is provided.

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslmt/RecursiveMutexImpl-01/2constructor.adoc[`RecursiveMutexImpl`]         [.small]#[constructor]#
| Create a recursive mutex initialized to an unlocked state.
| xref:BloombergLP/bslmt/RecursiveMutexImpl-01/2destructor.adoc[`~RecursiveMutexImpl`] [.small]#[destructor]#
| Destroy this recursive mutex object.
| xref:BloombergLP/bslmt/RecursiveMutexImpl-01/lock.adoc[`lock`] 
| Acquire a lock on this mutex object.
| xref:BloombergLP/bslmt/RecursiveMutexImpl-01/tryLock.adoc[`tryLock`] 
| Attempt to acquire a lock on this mutex object.
| xref:BloombergLP/bslmt/RecursiveMutexImpl-01/unlock.adoc[`unlock`] 
| Release a lock on this mutex.
|===



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