[#BloombergLP-bdls-FilesystemUtil-unlock]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdls.adoc[bdls]::xref:BloombergLP/bdls/FilesystemUtil.adoc[FilesystemUtil]::unlock
:relfileprefix: ../../../
:mrdocs:

Release any lock this process holds on the file with `descriptor`.

== Synopsis

Declared in `<bdls_filesystemutil.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
int
unlock(xref:BloombergLP/bdls/FilesystemUtil/FileDescriptor.adoc[FileDescriptor] descriptor);
----

== Description

Return 0 on success, and a non‐zero value otherwise.

== Return Value

0 on success, and a non‐zero value otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *descriptor*
| file descriptor of the file to unlock
|===


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