print_tree prints the object addresses

[ginac.git] / ginac / fderivative.cpp

diff --git a/ginac/fderivative.cpp b/ginac/fderivative.cpp
index 4a93de49e1a181213dda30e639a3cc075bf9d1bf..d2ebc15c34cf680e012b88bd1c730c112fc3fcb7 100644 (file)
--- a/ginac/fderivative.cpp
+++ b/ginac/fderivative.cpp
@@ -24,13 +24,14 @@
 
 #include "fderivative.h"
 #include "operators.h"
-#include "print.h"
 #include "archive.h"
 #include "utils.h"
 
 namespace GiNaC {
 
-GINAC_IMPLEMENT_REGISTERED_CLASS(fderivative, function)
+GINAC_IMPLEMENT_REGISTERED_CLASS_OPT(fderivative, function,
+  print_func<print_context>(&fderivative::do_print).
+  print_func<print_tree>(&fderivative::do_print_tree))
 
 //////////
 // default constructor
@@ -94,35 +95,32 @@ DEFAULT_UNARCHIVE(fderivative)
 // functions overriding virtual functions from base classes
 //////////
 
-void fderivative::print(const print_context & c, unsigned level) const
-{
-       if (is_a<print_tree>(c)) {
-
-               c.s << std::string(level, ' ') << class_name() << " "
-                   << registered_functions()[serial].name
-                   << std::hex << ", hash=0x" << hashvalue << ", flags=0x" << flags << std::dec
-                   << ", nops=" << nops()
-                   << ", params=";
-               paramset::const_iterator i = parameter_set.begin(), end = parameter_set.end();
-               --end;
-               while (i != end)
-                       c.s << *i++ << ",";
-               c.s << *i << std::endl;
-               unsigned delta_indent = static_cast<const print_tree &>(c).delta_indent;
-               for (size_t i=0; i<seq.size(); ++i)
-                       seq[i].print(c, level + delta_indent);
-               c.s << std::string(level + delta_indent, ' ') << "=====" << std::endl;
-
-       } else {
-
-               c.s << "D[";
-               paramset::const_iterator i = parameter_set.begin(), end = parameter_set.end();
-               --end;
-               while (i != end)
-                       c.s << *i++ << ",";
-               c.s << *i << "](" << registered_functions()[serial].name << ")";
-               printseq(c, '(', ',', ')', exprseq::precedence(), function::precedence());
-       }
+void fderivative::do_print(const print_context & c, unsigned level) const
+{
+       c.s << "D[";
+       paramset::const_iterator i = parameter_set.begin(), end = parameter_set.end();
+       --end;
+       while (i != end)
+               c.s << *i++ << ",";
+       c.s << *i << "](" << registered_functions()[serial].name << ")";
+       printseq(c, '(', ',', ')', exprseq::precedence(), function::precedence());
+}
+
+void fderivative::do_print_tree(const print_tree & c, unsigned level) const
+{
+       c.s << std::string(level, ' ') << class_name() << " "
+           << registered_functions()[serial].name << " @" << this
+           << std::hex << ", hash=0x" << hashvalue << ", flags=0x" << flags << std::dec
+           << ", nops=" << nops()
+           << ", params=";
+       paramset::const_iterator i = parameter_set.begin(), end = parameter_set.end();
+       --end;
+       while (i != end)
+               c.s << *i++ << ",";
+       c.s << *i << std::endl;
+       for (size_t i=0; i<seq.size(); ++i)
+               seq[i].print(c, level + c.delta_indent);
+       c.s << std::string(level + c.delta_indent, ' ') << "=====" << std::endl;
 }
 
 ex fderivative::eval(int level) const