Merge branch 'master' into cairocanvas

[ardour.git] / libs / pbd / pbd / whitespace.h

diff --git a/libs/pbd/pbd/whitespace.h b/libs/pbd/pbd/whitespace.h
index 6620a8fb50f9fe27b564e4cab6359774815ed9ab..444be112b064bf3e40d48f76bcc2b6c5d0acbb5a 100644 (file)
--- a/libs/pbd/pbd/whitespace.h
+++ b/libs/pbd/pbd/whitespace.h
@@ -1,8 +1,33 @@
+/*
+    Copyright (C) 2000-2007 Paul Davis 
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
 #ifndef __pbd_whitespace_h__
 #define __pbd_whitespace_h__
 
 #include <string>
 
+namespace PBD {
+
+// returns the empty string if the entire string is whitespace
+// so check length after calling.
 extern void strip_whitespace_edges (std::string& str);
 
+} // namespace PBD
+
 #endif // __pbd_whitespace_h__