[thirdparty/xfsprogs-dev.git] / libfrog / util.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2000-2005 Silicon Graphics, Inc.
 * All Rights Reserved.
 */
#include "platform_defs.h"
#include "util.h"

/*
 * libfrog is a collection of miscellaneous userspace utilities.
 * It's a library of Funny Random Oddball Gunk <cough>.
 */

unsigned int
log2_roundup(unsigned int i)
{
	unsigned int	rval;

	for (rval = 0; rval < NBBY * sizeof(i); rval++) {
		if ((1 << rval) >= i)
			break;
	}
	return rval;
}
Commit	Line	Data
959ef981	1	// SPDX-License-Identifier: GPL-2.0
24f4f998 DW	2	/*
	3	* Copyright (c) 2000-2005 Silicon Graphics, Inc.
	4	* All Rights Reserved.
24f4f998 DW	5	*/
24f4f998 DW	6	#include "platform_defs.h"
660b5d96	7	#include "util.h"
24f4f998 DW	8
	9	/*
	10	* libfrog is a collection of miscellaneous userspace utilities.
	11	* It's a library of Funny Random Oddball Gunk <cough>.
	12	*/
	13
	14	unsigned int
	15	log2_roundup(unsigned int i)
	16	{
	17	unsigned int rval;
	18
	19	for (rval = 0; rval < NBBY * sizeof(i); rval++) {
	20	if ((1 << rval) >= i)
	21	break;
	22	}
	23	return rval;
	24	}