symbol.hh File Reference

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

#include <string>
#include <map>
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Classes

class  Symbol
 Symbols are unique objects with a name stored in a hash table. More...

Typedefs

typedef SymbolSym

Functions

Symbolsymbol (const char *str)
 Returns (and creates if new) the symbol of name str.
Symbolsymbol (const string &str)
 Returns (and creates if new) the symbol of name str.
Symbolunique (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.
ostream & operator<< (ostream &s, const Symbol &n)

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:

Properties:

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

Definition in file symbol.hh.


Typedef Documentation

typedef Symbol* Sym

Definition at line 106 of file symbol.hh.


Function Documentation

void* getUserData ( Symbol sym  )  [inline]
const char* name ( Symbol sym  )  [inline]
ostream& operator<< ( ostream &  s,
const Symbol n 
) [inline]

Definition at line 103 of file symbol.hh.

References Symbol::print().

00103 { return n.print(s); }

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void setUserData ( Symbol sym,
void *  d 
) [inline]

Set user data.

Definition at line 101 of file symbol.hh.

References Symbol::fData.

Referenced by xtended::xtended(), and xtended::~xtended().

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Symbol* symbol ( const string &  str  )  [inline]

Returns (and creates if new) the symbol of name str.

Definition at line 96 of file symbol.hh.

References Symbol::get().

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Symbol* symbol ( const char *  str  )  [inline]

Returns (and creates if new) the symbol of name str.

Definition at line 95 of file symbol.hh.

References Symbol::get().

Referenced by boxIdent(), docTxt(), and Node::Node().

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Symbol* unique ( const char *  str  )  [inline]

Returns a new unique symbol of name strxxx.

Definition at line 97 of file symbol.hh.

References Symbol::prefix().

Referenced by calcDeBruijn2Sym(), makePrivatisationKey(), makePrivatisationLabel(), OccMarkup::mark(), pushNewLayer(), shprkey(), sigMapRename(), Occurrences::specificKey(), substkey(), and writeSchemaFile().

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