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 * @{
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 * @{
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 */
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 */
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/** @file
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/** @file
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 */
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 */
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#ifndef __MACROS_H__
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#ifndef KERN_MACROS_H_
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#define __MACROS_H__
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#define KERN_MACROS_H_
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#include <arch/types.h>
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#include <arch/types.h>
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#include <typedefs.h>
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#include <typedefs.h>
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#define is_digit(d)     (((d) >= '0') && ((d) <= '9'))
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#define is_digit(d)     (((d) >= '0') && ((d) <= '9'))
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#define is_white(c)     (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r'))
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#define is_white(c)     (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r'))
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#define min(a,b)    ((a) < (b) ? (a) : (b))
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#define min(a,b)    ((a) < (b) ? (a) : (b))
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#define max(a,b)    ((a) > (b) ? (a) : (b))
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#define max(a,b)    ((a) > (b) ? (a) : (b))
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/** Return true if the interlvals overlap. */
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/** Return true if the interlvals overlap.
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 *
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 * @param s1 Start address of the first interval.
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 * @param sz1 Size of the first interval.
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 * @param s2 Start address of the second interval.
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 * @param sz2 Size of the second interval.
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 */
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static inline int overlaps(uintptr_t s1, size_t sz1, uintptr_t s2, size_t sz2)
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static inline int overlaps(uintptr_t s1, size_t sz1, uintptr_t s2, size_t sz2)
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{
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{
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    uintptr_t e1 = s1 + sz1;
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    uintptr_t e1 = s1 + sz1;
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    uintptr_t e2 = s2 + sz2;
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    uintptr_t e2 = s2 + sz2;
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