namespace GiNaC {
+/** Next free ID for print_context types. */
+unsigned next_print_context_id = 0;
+
+
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_context, void)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_dflt, print_context)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_latex, print_context)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_python, print_context)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_python_repr, print_context)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_tree, print_context)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_csrc, print_context)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_csrc_float, print_csrc)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_csrc_double, print_csrc)
+GINAC_IMPLEMENT_PRINT_CONTEXT(print_csrc_cl_N, print_csrc)
+
print_context::print_context()
: s(std::cout), options(0) {}
print_context::print_context(std::ostream & os, unsigned opt)
: s(os), options(opt) {}
+print_dflt::print_dflt()
+ : print_context(std::cout) {}
+print_dflt::print_dflt(std::ostream & os, unsigned opt)
+ : print_context(os, opt) {}
+
print_latex::print_latex()
: print_context(std::cout) {}
print_latex::print_latex(std::ostream & os, unsigned opt)
print_python_repr::print_python_repr(std::ostream & os, unsigned opt)
: print_context(os, opt) {}
+print_tree::print_tree()
+ : print_context(std::cout), delta_indent(4) {}
print_tree::print_tree(unsigned d)
: print_context(std::cout), delta_indent(d) {}
print_tree::print_tree(std::ostream & os, unsigned opt, unsigned d)