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• This comparison shows the changes necessary to convert path

  → /branches/sparc/uspace/lib/libc/include/align.h @ 3592

  → /branches/sparc/uspace/lib/libc/include/align.h @ 3593

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Ignore whitespace Rev 3592 → Rev 3593

/branches/sparc/uspace/lib/libc/include/align.h
35,21 → 35,28
#ifndef LIBC_ALIGN_H_
#define LIBC_ALIGN_H_
/** Align to the nearest lower address.
/** Align to the nearest lower address which is a power of two.
*
* @param s Address or size to be aligned.
* @param a Size of alignment, must be power of 2.
* @param s Address or size to be aligned.
* @param a Size of alignment, must be power of 2.
*/
#define ALIGN_DOWN(s, a) ((s) & ~((a) - 1))
/** Align to the nearest higher address.
/** Align to the nearest higher address which is a power of two.
*
* @param s Address or size to be aligned.
* @param a Size of alignment, must be power of 2.
* @param s Address or size to be aligned.
* @param a Size of alignment, must be power of 2.
*/
#define ALIGN_UP(s, a) ((long)((s) + ((a) - 1)) & ~((long) (a) - 1))
/** Round up to the nearest higher boundary.
*
* @param n Number to be aligned.
* @param b Boundary, arbitrary unsigned number.
*/
#define ROUND_UP(n, b) (((n) / (b) + ((n) % (b) != 0)) * (b))
#endif
/** @}