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// Copyright (c) 1997 James Clark
// See the file copying.txt for copying permission.
#ifndef MacroFlowObj_INCLUDED
#define MacroFlowObj_INCLUDED 1
#include "SosofoObj.h"
#include "Insn.h"
#include "Resource.h"
#include "Ptr.h"
#include "Vector.h"
#include "NCVector.h"
#include "Owner.h"
#include "Expression.h"
#ifdef DSSSL_NAMESPACE
namespace DSSSL_NAMESPACE {
#endif
class ProcessContext;
class Identifier;
class Interpreter;
class MacroFlowObj : public CompoundFlowObj {
public:
void *operator new(size_t, Collector &c) {
return c.allocateObject(1);
}
class Definition : public Resource {
public:
Definition(Vector<const Identifier *> &,
NCVector<Owner<Expression> > &,
const Identifier *contentsId,
Owner<Expression> &);
void process(ProcessContext &, MacroFlowObj *);
bool isCompound() const;
const Vector<const Identifier *> &nics() const;
private:
Definition(const Definition &); // undefined
void operator=(const Definition &); // undefined
void compile(Interpreter &);
Vector<const Identifier *> charics_;
NCVector<Owner<Expression> > charicInits_;
const Identifier *contentsId_;
Owner<Expression> body_;
InsnPtr code_;
};
MacroFlowObj(Vector<const Identifier *> &,
NCVector<Owner<Expression> > &,
const Identifier *contentsId,
Owner<Expression> &);
MacroFlowObj(const MacroFlowObj &);
~MacroFlowObj();
FlowObj *copy(Collector &) const;
CompoundFlowObj *asCompoundFlowObj();
bool hasNonInheritedC(const Identifier *) const;
void setNonInheritedC(const Identifier *, ELObj *, const Location &, Interpreter &);
void traceSubObjects(Collector &) const;
void processInner(ProcessContext &);
void unpack(VM &);
private:
void operator=(const MacroFlowObj &); // undefined
Ptr<Definition> def_;
ELObj **charicVals_;
};
inline
bool MacroFlowObj::Definition::isCompound() const
{
return contentsId_ != 0;
}
inline
const Vector<const Identifier *> &MacroFlowObj::Definition::nics() const
{
return charics_;
}
#ifdef DSSSL_NAMESPACE
}
#endif
#endif /* not MacroFlowObj_INCLUDED */
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