symbol.hh File Reference

A library to create and manipulate symbols with a unique name. More...

#include <string>

Go to the source code of this file.

Classes
class	Symbol
	Symbols are unique objects with a name stored in a hash table. More...
Functions
Symbol *	symbol (const char *str)
	Returns (and creates if new) the symbol of name str.
Symbol *	symbol (const string &str)
	Returns (and creates if new) the symbol of name str.
Symbol *	unique (const char *str)
	Returns a new unique symbol of name strxxx.
const char *	name (Symbol *sym)
	Returns the name of a symbol.
void *	getUserData (Symbol *sym)
	Returns user data.
void	setUserData (Symbol *sym, void *d)
	Set user data.

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Detailed Description

A library to create and manipulate symbols with a unique name.

A library of functions to create and manipulate symbols with a unique name.

API:

• Sym q = symbol("abcd"); returns the symbol of name "abcd"
• const char* s = name(q); returns the name of symbol q
• Sym q = unique("TOTO"); returns a new unique symbol of name "TOTOnnn"

Properties:

If p and q are two symbols then : p != q <=> name(p) != name(q)

Definition in file symbol.hh.