GINAC_DECLARE_REGISTERED_CLASS(function, exprseq)
// CINT has a linking problem
+#ifndef __MAKECINT__
friend void ginsh_get_ginac_functions(void);
+#endif // def __MAKECINT__
friend class remember_table_entry;
// friend class remember_table_list;
void store_remember_table(ex const & result) const;
public:
static unsigned register_new(function_options const & opt);
+ static unsigned find_function(const string &name, unsigned nparams);
unsigned getserial(void) const {return serial;}
// member variables
return registered_functions().size()-1;
}
+/** Find serial number of function by name and number of parameters.
+ * Throws exception if function was not found. */
+unsigned function::find_function(const string &name, unsigned nparams)
+{
+ vector<function_options>::const_iterator i = function::registered_functions().begin(), end = function::registered_functions().end();
+ unsigned serial = 0;
+ while (i != end) {
+ if (i->get_name() == name && i->get_nparams() == nparams)
+ return serial;
+ i++;
+ serial++;
+ }
+ throw (std::runtime_error("no function '" + name + "' with " + ToString(nparams) + " parameters defined"));
+}
+
//////////
// static member variables
//////////