[#BloombergLP-bsls-SpinLock-lock]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bsls.adoc[bsls]::xref:BloombergLP/bsls/SpinLock.adoc[SpinLock]::lock
:relfileprefix: ../../../
:mrdocs:

Spin (repeat a loop continuously without using the system to pause or reschedule the thread) until this object is unlocked, then atomically acquire the lock.

== Synopsis

Declared in `<bsls_spinlock.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
lock();
----


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