functions.h File Reference

#include "definitions.h"

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Namespaces
	basis
	The guards collection helps in testing preconditions and reporting errors.

Functions
template<class type >
type	basis::maximum (type a, type b)
	minimum returns the lesser of two values. More...
template<class type >
type	basis::minimum (type a, type b)
	maximum returns the greater of two values. More...
template<class type >
type	basis::absolute_value (type a)
	Returns a if a is non-negative, and returns -a otherwise. More...
template<class type >
bool	basis::positive (const type &a)
	positive returns true if "a" is greater than zero, or false otherwise. More...
template<class type >
bool	basis::non_positive (const type a)
	non_positive returns true if "a" is less than or equal to zero. More...
template<class type >
bool	basis::negative (const type &a)
	negative returns true if "a" is less than zero. More...
template<class type >
bool	basis::non_negative (const type &a)
	non_negative returns true if "a" is greater than or equal to zero. More...
template<class T1 , class T2 >
bool	basis::operator!= (const T1 &x, const T2 &y)
template<class T1 , class T2 >
bool	basis::operator> (const T1 &x, const T2 &y)
template<class T1 , class T2 >
bool	basis::operator<= (const T1 &x, const T2 &y)
template<class T1 , class T2 >
bool	basis::operator>= (const T1 &x, const T2 &y)
template<class target_type , class source_type >
target_type *	basis::cast_or_throw (source_type &to_cast, const target_type &ignored)
	dynamically converts a type to a target type, or throws an exception if it cannot. More...
template<class target_type , class source_type >
const target_type *	basis::cast_or_throw (const source_type &to_cast, const target_type &ignored)
	const version of the cast_or_throw template. More...
template<class type >
bool	basis::range_check (const type &c, const type &low, const type &high)
	Returns true if "c" is between "low" and "high" inclusive. More...
template<class type >
type	basis::square (const type &a)
	Returns the square of the object (which is a * a). More...
template<class type >
void	basis::flip_increasing (type &a, type &b)
	Makes sure that two values are in increasing order (a < b). More...
template<class type >
void	basis::flip_decreasing (type &a, type &b)
	Makes sure that two values are in decreasing order (a > b). More...
template<class type >
void	basis::swap_values (type &a, type &b)
	Exchanges the values held by "a" & "b". More...
template<class type >
type	basis::sign (type a)
	Returns the numerical sign of a number "a". More...
template<class contents >
void	basis::WHACK (contents *&ptr)
	deletion with clearing of the pointer. More...
template<class type >
type &	basis::bogonic ()
	Returns an object that is defined statically. More...
template<class type >
type	basis::number_of_packets (type message_size, type packet_size)
	Reports number of packets needed given a total size and the packet size. More...
template<class type >
type	basis::last_packet_size (type message_size, type packet_size)
	Tells how many bytes are used within last packet. More...

Detailed Description

Provides a set of useful mini-functions.

Definition in file functions.h.