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openmpi/opal/util/pow2.h
George Bosilca 6afa4c6c64 Windows friendly version. We have to split the OMPI_DECLSPEC in at least 3
different macros, one for each project. Therefore, now we have OPAL_DECLSPEC,
ORTE_DECLSPEC and OMPI_DECLSPEC. Please use them based on the sub-project.

This commit was SVN r11270.
2006-08-20 15:54:04 +00:00

34 строки
1.1 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef OPAL_POW2_H
#define OPAL_POW2_H
/**
* This routine takes in an interger, and returns the nearest
* power of 2 integer, same or greater than the input.
*
* @param input_integer input value
*
* @returnvalue power of 2 integer same or greater than the input
* parameter.
*/
OPAL_DECLSPEC int opal_round_up_to_nearest_pow2(int input_integer);
#endif /* OPAL_POW2_H */