Microsoft Windows CE 3.0  

ARGUMENT_PRESENT

Important:
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This macro takes a parameter pointer and returns FALSE if the pointer is NULL, and TRUE otherwise.

BOOLEAN ARGUMENT_PRESENT(
IN (CHAR *)
ArgumentPointer
);

Parameters

ArgumentPointer
Specifies the value of the pointer argument to be tested.

Return Values

Returns FALSE if the value of ArgumentPointeris NULL, TRUE otherwise.

Remarks

This macro can be called in conditional code to determine whether an optional argument has been passed in a call.

A driver that calls this macro can be running at any IRQL.

Requirements

Runs on Versions Defined in Include Link to
Windows CE OS 2.0 and later Ndis.h    
Note   This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.


 Last updated on Tuesday, July 13, 2004

© 2004 Microsoft Corporation. All rights reserved.