[#BloombergLP-bslmt-LockReadGuard-2constructor-06]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/LockReadGuard.adoc[LockReadGuard]::LockReadGuard
:relfileprefix: ../../../
:mrdocs:

DEPRECATED: Use `ReadLockGuard` instead.

== Synopsis

Declared in `<bslmt_readlockguard.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
LockReadGuard(
    T* lock,
    bool alreadyLockedFlag);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *lock*
| lock object to manage; may be null
| *alreadyLockedFlag*
| `true` if `lock` is already locked for reading
|===


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