- put everything in "GiNaC" namespace

[ginac.git] / ginac / printtree.cpp

diff --git a/ginac/printtree.cpp b/ginac/printtree.cpp
index 89498c5ea85b0f85d83da8c5729596d3abed5ee9..a7b09723aedbb8df704accc513ebd8a0648f7919 100644 (file)
--- a/ginac/printtree.cpp
+++ b/ginac/printtree.cpp
@@ -1,8 +1,9 @@
 /** @file printtree.cpp
  *
  * print in tree- (indented-) form, so developers can have a look at the
- * underlying structure.
- *
+ * underlying structure. */
+
+/*
  *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -37,6 +38,9 @@
 #include "relational.h"
 #include "series.h"
 #include "symbol.h"
+#include "debugmsg.h"
+
+namespace GiNaC {
 
 void ex::printtree(ostream & os, unsigned indent) const
 {
@@ -177,3 +181,4 @@ void expairseq::printtree(ostream & os, unsigned indent) const
 #endif // def EXPAIRSEQ_USE_HASHTAB
 }
 
+} // namespace GiNaC