[#BloombergLP-ball-Log-obtainMessageBuffer-0c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/Log.adoc[Log]::obtainMessageBuffer
:relfileprefix: ../../../
:mrdocs:

`obtainMessageBuffer` overloads

== Synopses

Declared in `<ball_log.h>`

Return a managed pointer to this thread's message‐formatting buffer.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
xref:BloombergLP/bslma/ManagedPtr-0fa.adoc[bslma::ManagedPtr<char>]
xref:BloombergLP/ball/Log/obtainMessageBuffer-02.adoc[obtainMessageBuffer](int* bufferSize);
----

[.small]#xref:BloombergLP/ball/Log/obtainMessageBuffer-02.adoc[_» more..._]#

Obtain exclusive access to this thread's message‐formatting buffer.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
char*
xref:BloombergLP/ball/Log/obtainMessageBuffer-04.adoc[obtainMessageBuffer](
    xref:BloombergLP/bslmt/Mutex.adoc[bslmt::Mutex]** mutex,
    int* bufferSize);
----

[.small]#xref:BloombergLP/ball/Log/obtainMessageBuffer-04.adoc[_» more..._]#

== Return Value

* managed pointer to this thread's exclusive message buffer
* address of this thread's exclusive message‐formatting buffer

== Parameters

[cols="1,4"]
|===
| Name| Description
| *bufferSize*
| address at which to store the buffer size in bytes
| *mutex*
| address at which to store the buffer‐guarding mutex
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#