X06XAF (PDF version)
X06 Chapter Contents
X06 Chapter Introduction
NAG Library Manual

NAG Library Routine Document

X06XAF

Note:  before using this routine, please read the Users' Note for your implementation to check the interpretation of bold italicised terms and other implementation-dependent details.

 Contents

    1  Purpose
    7  Accuracy
    10  Example

1  Purpose

X06XAF returns 1 when using a multi-threaded implementation of the NAG Library and 0 otherwise.

2  Specification

FUNCTION X06XAF ( )
INTEGER X06XAF

3  Description

X06XAF can be used to determine whether you are using a serial or multi-threaded implementation of the NAG Library. In particular, with this information the behaviour of the other routines in this chapter can be predicted, as described in the X06 Chapter Introduction.
The routine returns 1 when a multi-threaded implementation of the Library is being used and 0 if a serial implementation is being used.

4  References

None.

5  Arguments

None.

6  Error Indicators and Warnings

None.

7  Accuracy

Not applicable.

8  Parallelism and Performance

X06XAF is not threaded in any implementation.

9  Further Comments

None.

10  Example

None.

X06XAF (PDF version)
X06 Chapter Contents
X06 Chapter Introduction
NAG Library Manual

© The Numerical Algorithms Group Ltd, Oxford, UK. 2016