#include "tinfos.h"
#include "assertion.h"
#include "registrar.h"
+/*#include "debugmsg.h"*/
-#ifndef NO_NAMESPACE_GINAC
namespace GiNaC {
-#endif // ndef NO_NAMESPACE_GINAC
-class basic;
class ex;
class symbol;
class lst;
// Cint doesn't like vector<..,default_alloc> but malloc_alloc is
// unstandardized and not supported by newer GCCs.
#if defined(__GNUC__) && ((__GNUC__ == 2) && (__GNUC_MINOR__ < 97))
-typedef std::vector<ex,malloc_alloc> exvector;
+ typedef std::vector<ex,malloc_alloc> exvector;
#else
-typedef std::vector<ex> exvector;
+ typedef std::vector<ex> exvector;
#endif
-#define INLINE_BASIC_CONSTRUCTORS
-
/** This class is the ABC (abstract base class) of GiNaC's class hierarchy.
* It is responsible for the reference counting. */
class basic
{
GINAC_DECLARE_REGISTERED_CLASS_NO_CTORS(basic, void)
-
+
friend class ex;
-
+
// member functions
-
- // default constructor, destructor, copy constructor assignment operator and helpers
+
+ // default ctor, dtor, copy ctor assignment operator and helpers
public:
- basic()
-#ifdef INLINE_BASIC_CONSTRUCTORS
- : tinfo_key(TINFO_basic), flags(0), refcount(0)
+ basic() : tinfo_key(TINFO_basic), flags(0), refcount(0)
{
+ /* debugmsg("basic default ctor", LOGLEVEL_CONSTRUCT); */
}
-#else
-;
-#endif // def INLINE_BASIC_CONSTRUCTORS
-
+ /** basic dtor, virtual because class ex will delete objects via ptr. */
virtual ~basic()
-#ifdef INLINE_BASIC_CONSTRUCTORS
{
- destroy(0);
+ /* debugmsg("basic dtor", LOGLEVEL_DESTRUCT); */
+ destroy(false);
GINAC_ASSERT((!(flags & status_flags::dynallocated))||(refcount==0));
}
-#else
-;
-#endif // def INLINE_BASIC_CONSTRUCTORS
-
- basic(const basic & other)
-#ifdef INLINE_BASIC_CONSTRUCTORS
- {
- copy(other);
- }
-#else
-;
-#endif // def INLINE_BASIC_CONSTRUCTORS
-
+ basic(const basic & other);
const basic & operator=(const basic & other);
-
protected:
+ /** For use by copy ctor and assignment operator. */
void copy(const basic & other)
{
flags = other.flags & ~status_flags::dynallocated;
hashvalue = other.hashvalue;
tinfo_key = other.tinfo_key;
}
- void destroy(bool call_parent) {}
-
- // other constructors
- basic(unsigned ti)
-#ifdef INLINE_BASIC_CONSTRUCTORS
- : tinfo_key(ti), flags(0), refcount(0)
+ /** For use by dtor and assignment operator. */
+ virtual void destroy(bool call_parent) { }
+
+ // other ctors
+ /** ctor with specified tinfo_key */
+ basic(unsigned ti) : tinfo_key(ti), flags(0), refcount(0)
{
+ /* debugmsg("basic ctor with tinfo_key", LOGLEVEL_CONSTRUCT); */
}
-#else
-;
-#endif // def INLINE_BASIC_CONSTRUCTORS
-
// functions overriding virtual functions from bases classes
// none
virtual numeric integer_content(void) const;
virtual ex smod(const numeric &xi) const;
virtual numeric max_coefficient(void) const;
- virtual exvector get_indices(void) const;
+ virtual exvector get_free_indices(void) const;
virtual ex simplify_ncmul(const exvector & v) const;
+ virtual ex eval_indexed(const basic & i) const;
+ virtual ex add_indexed(const ex & self, const ex & other) const;
+ virtual bool contract_with(exvector::iterator self, exvector::iterator other, exvector & v) const;
protected: // non-const functions should be called from class ex only
virtual ex derivative(const symbol & s) const;
virtual int compare_same_type(const basic & other) const;
virtual unsigned return_type(void) const;
virtual unsigned return_type_tinfo(void) const;
virtual unsigned calchash(void) const;
- virtual ex expand(unsigned options=0) const;
-
+ virtual ex expand(unsigned options = 0) const;
+
// non-virtual functions in this class
public:
ex subs(const ex & e) const;
int compare(const basic & other) const;
bool is_equal(const basic & other) const;
const basic & hold(void) const;
- unsigned gethash(void) const {if (flags & status_flags::hash_calculated) return hashvalue; else return calchash();}
+ unsigned gethash(void) const { if (flags & status_flags::hash_calculated) return hashvalue; else return calchash(); }
unsigned tinfo(void) const {return tinfo_key;}
+ /** Set some status_flags. */
const basic & setflag(unsigned f) const {flags |= f; return *this;}
+ /** Clear some status_flags. */
const basic & clearflag(unsigned f) const {flags &= ~f; return *this;}
protected:
void ensure_if_modifiable(void) const;
-
+
// member variables
protected:
- unsigned tinfo_key;
- mutable unsigned flags;
- mutable unsigned hashvalue;
- static unsigned precedence;
- static unsigned delta_indent;
+ unsigned tinfo_key; ///< typeinfo
+ mutable unsigned flags; ///< of type status_flags
+ mutable unsigned hashvalue; ///< hash value
+ static unsigned precedence; ///< precedence for printing parens
+ static unsigned delta_indent; ///< precedence for printtree
private:
- unsigned refcount;
+ unsigned refcount; ///< Number of reference counts
};
// global variables
// convenience macros
-#ifndef NO_NAMESPACE_GINAC
-
/** Check if OBJ is a TYPE, including base classes. */
#define is_of_type(OBJ,TYPE) \
(dynamic_cast<const TYPE *>(&OBJ)!=0)
#define is_ex_exactly_of_type(OBJ,TYPE) \
((*(OBJ).bp).tinfo()==GiNaC::TINFO_##TYPE)
-#else // ndef NO_NAMESPACE_GINAC
-
-#define is_of_type(OBJ,TYPE) \
- (dynamic_cast<const TYPE *>(&OBJ)!=0)
-
-#define is_exactly_of_type(OBJ,TYPE) \
- ((OBJ).tinfo()==TINFO_##TYPE)
-
-#define is_ex_of_type(OBJ,TYPE) \
- (dynamic_cast<const TYPE *>((OBJ).bp)!=0)
-
-#define is_ex_exactly_of_type(OBJ,TYPE) \
- ((*(OBJ).bp).tinfo()==TINFO_##TYPE)
-
-#endif // ndef NO_NAMESPACE_GINAC
-
-#ifndef NO_NAMESPACE_GINAC
} // namespace GiNaC
-#endif // ndef NO_NAMESPACE_GINAC
#endif // ndef __GINAC_BASIC_H__