minecraft-like crafting

[minetest.git] / src / strfnd.h

diff --git a/src/strfnd.h b/src/strfnd.h
index dbbec11a640180ecdffa24a583f0ebde5734401b..2be92d43b03d6b51dbf1c4907a1d16f5d268f948 100644 (file)
--- a/src/strfnd.h
+++ b/src/strfnd.h
@@ -1,9 +1,28 @@
+/*
+Minetest-c55
+Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+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.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
 #ifndef STRFND_HEADER
 #define STRFND_HEADER
 
 #include <string>
 
-std::string trim(std::string str);
+std::string trim(const std::string &str);
 
 class Strfnd{
     std::string tek;
@@ -55,8 +74,9 @@ class Strfnd{
     }
 };
 
-inline std::string trim(std::string str)
+inline std::string trim(const std::string &s)
 {
+       std::string str = s;
     while( 
             str.length()>0
             &&