Macros.h File Reference

#include "Types.h"

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Macros
#define	TRUE   1
	Binary 1 means true.
#define	FALSE   0
	Binary zero means false.
#define	NULL   (void *)0
	NULL means zero.
#define	ZERO   0
	Zero value.
#define	QUOTE(x)    #x
	Stringfies the given input.
#define	IQUOTE(x)    QUOTE(x)
	Indirect quoting.
#define	KiloByte(v)   ((v) * 1024)
	Convert kilobytes to bytes.
#define	MegaByte(v)   ((v) * 1024 * 1024)
	Convert megabytes to bytes.
#define	GigaByte(v)   ((v) * 1024 * 1024 * 1024)
	Convert gigabytes to bytes.
#define	LONG_MIN   -2147483647L
	Minimum value of an object of type long int.
#define	LONG_MAX   2147483647L
	Maximum value of an object of type long int.
#define	ULONG_MIN   0LU
#define	ULONG_MAX   4294967295LU
#define	INT_MIN   -2147483647
#define	INT_MAX   2147483647
#define	UINT_MIN   0U
#define	UINT_MAX   4294967295U
#define	CEIL(number, divisor)
	Calculate a division, and round to up any remaining.
#define	offsetof(TYPE, MEMBER)    ((Size) &((TYPE *)0)->MEMBER)
	Calculates offsets in data structures.
#define	C   "C"
	Used to define external C functions.
#define	CPP
#define	SECTION(s)    __attribute__((__section__(s)))
	Can be used to link a symbol inside a specific section.
#define	USED    __attribute__((__used__))
	Declares an symbol to be forcibly "used".
#define	PACKED    __attribute__((__packed__))
	Ensures strict minimum memory requirements.
#define	ALIGN(n)    __attribute__((aligned(n)))
	Aligns a symbol at the given boundary.

Functions
bool	isPowerOfTwo (unsigned number)
	Check if a number is power of two.
double	doubleAbsolute (double number)
	Absolute value of a double.
bool	doubleEquals (double a, double b, double epsilon)
	Compare two doubles using a epsilon number as precision indicator.