Don't force every algebraic class to implement archiving/unarchiving.

[ginac.git] / ginac / numeric.cpp

diff --git a/ginac/numeric.cpp b/ginac/numeric.cpp
index 5649353f308f68a0c26e715034b84977c5702979..1c9b4208f63cebbb2d79ceb563ad1bce4c6401bc 100644 (file)
--- a/ginac/numeric.cpp
+++ b/ginac/numeric.cpp
@@ -278,8 +278,9 @@ static const cln::cl_F read_real_float(std::istream& s)
        return x;
 }
 
-numeric::numeric(const archive_node &n, lst &sym_lst) : inherited(n, sym_lst)
+void numeric::read_archive(const archive_node &n, lst &sym_lst)
 {
+       inherited::read_archive(n, sym_lst);
        value = 0;
        
        // Read number as string
@@ -324,6 +325,7 @@ numeric::numeric(const archive_node &n, lst &sym_lst) : inherited(n, sym_lst)
        }
        setflag(status_flags::evaluated | status_flags::expanded);
 }
+GINAC_BIND_UNARCHIVER(numeric);
 
 static void write_real_float(std::ostream& s, const cln::cl_R& n)
 {
@@ -373,8 +375,6 @@ void numeric::archive(archive_node &n) const
        n.add_string("number", s.str());
 }
 
-DEFAULT_UNARCHIVE(numeric)
-
 //////////
 // functions overriding virtual functions from base classes
 //////////