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// This file is part of the AspectC++ compiler 'ac++'.
// Copyright (C) 1999-2003 The 'ac++' developers (see aspectc.org)
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free
// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
// MA 02111-1307 USA
#ifndef __AspectIncludes_h__
#define __AspectIncludes_h__
#include <set>
using std::set;
#include <map>
using std::map;
#include <string>
using std::string;
namespace Puma {
class Unit;
class CProject;
} // namespace Puma
using namespace Puma;
class AspectInfo;
class JPL_Aspect;
class BackEndProblems;
// this class manages all #includes and forward declarations, which have to be
// generated in order to make the aspects visible at the join points they affect
struct AspectRef {
AspectInfo *_aspect;
// Kind of dependency: the value defines the importance
enum Kind { AR_UNKNOWN = 0, AR_DECL = 1, AR_ADVICE = 2 } _kind;
bool operator < (const AspectRef &cmp) const {
return _aspect < cmp._aspect;
}
bool operator == (const AspectRef &cmp) const {
return _aspect == cmp._aspect;
}
AspectRef (AspectInfo *a, Kind k) : _aspect (a), _kind (k) {}
};
typedef set<AspectRef> AspectRefSet;
typedef map<Unit*, AspectRefSet> UnitAspectRefMap;
class AspectIncludes : private UnitAspectRefMap {
// helper function that find the unit in which an aspect 'ai' is defined
static Unit *aspect_unit (JPL_Aspect *a);
// generate the #include directive for a given aspect header unit
static string generate (CProject &project, JPL_Aspect *a);
public:
// this function declares that a unit 'iu' depends on the aspect 'a'
// ('kind' specifies the kind of dependy, i.e. class def, decl, or advice)
void insert (Unit *iu, AspectInfo *a, AspectRef::Kind kind);
// interator type and functions to access the elements (only const access)
typedef UnitAspectRefMap::const_iterator const_iterator;
const_iterator begin () const { return UnitAspectRefMap::begin (); }
const_iterator end () const { return UnitAspectRefMap::end (); }
// searching ...
using UnitAspectRefMap::find;
// get the target unit associated with an entry
Unit *unit (const_iterator entry) const { return (*entry).first; }
// generate the #include directives for a given unit
string generate (const_iterator entry, const BackEndProblems &bep) const;
};
#endif // __AspectIncludes_h__
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