- put everything in "GiNaC" namespace

[ginac.git] / ginac / add.h

diff --git a/ginac/add.h b/ginac/add.h
index 0545bcd2e1fd9d3710ce01e01054ee1bdadafff7..f471741b95464d5539283ae7158a498d31c8a76a 100644 (file)
--- a/ginac/add.h
+++ b/ginac/add.h
@@ -25,6 +25,8 @@
 
 #include <ginac/expairseq.h>
 
+namespace GiNaC {
+
 /** Sum of expressions. */
 class add : public expairseq
 {
@@ -106,6 +108,12 @@ protected:
 extern const add some_add;
 extern type_info const & typeid_add;
 
-#define ex_to_add(X) static_cast<add const &>(*(X).bp)
+// utility functions
+inline const add &ex_to_add(const ex &e)
+{
+       return static_cast<const add &>(*e.bp);
+}
+
+} // namespace GiNaC
 
 #endif // ndef __GINAC_ADD_H__