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

[ginac.git] / ginac / integral.cpp

diff --git a/ginac/integral.cpp b/ginac/integral.cpp
index 74a356da897dad8923368f83b5699b8433d5e346..d6a39cd0045611e0fd43140b79fcba986555268b 100644 (file)
--- a/ginac/integral.cpp
+++ b/ginac/integral.cpp
@@ -70,8 +70,9 @@ integral::integral(const ex & x_, const ex & a_, const ex & b_, const ex & f_)
 // archiving
 //////////
 
-integral::integral(const archive_node & n, lst & sym_lst) : inherited(n, sym_lst)
+void integral::read_archive(const archive_node& n, lst& sym_lst)
 {
+       inherited::read_archive(n, sym_lst);
        n.find_ex("x", x, sym_lst);
        n.find_ex("a", a, sym_lst);
        n.find_ex("b", b, sym_lst);
@@ -87,8 +88,6 @@ void integral::archive(archive_node & n) const
        n.add_ex("f", f);
 }
 
-DEFAULT_UNARCHIVE(integral)
-
 //////////
 // functions overriding virtual functions from base classes
 //////////
@@ -474,4 +473,5 @@ ex integral::eval_integ() const
        return *this;
 }
 
+GINAC_BIND_UNARCHIVER(integral);
 } // namespace GiNaC