1 /**
2  * \file
3  * \brief String
4  */
5 /*
6  * (c) 2004-2009 Alexander Warg <warg@os.inf.tu-dresden.de>,
7  *               Torsten Frenzel <frenzel@os.inf.tu-dresden.de>
8  *     economic rights: Technische Universität Dresden (Germany)
9  *
10  * This file is part of TUD:OS and distributed under the terms of the
11  * GNU General Public License 2.
12  * Please see the COPYING-GPL-2 file for details.
13  *
14  * As a special exception, you may use this file as part of a free software
15  * library without restriction.  Specifically, if other files instantiate
16  * templates or use macros or inline functions from this file, or you compile
17  * this file and link it with other files to produce an executable, this
18  * file does not by itself cause the resulting executable to be covered by
19  * the GNU General Public License.  This exception does not however
20  * invalidate any other reasons why the executable file might be covered by
21  * the GNU General Public License.
22  */
23 #pragma once
24 
25 #include <l4/cxx/basic_ostream>
26 
27 namespace L4 {
28 
29   /**
30    * \brief A null-terminated string container class.
31    * \ingroup cxx_api
32    */
33   class String
34   {
35   public:
_str(str)36     String(char const *str = "") : _str(str)
37     {}
38 
length()39     unsigned length() const
40     {
41       unsigned l;
42       for (l = 0; _str[l]; l++)
43         ;
44       return l;
45     }
46 
p_str()47     char const *p_str() const { return _str; }
48 
49   private:
50     char const *_str;
51   };
52 }
53 
54 inline
55 L4::BasicOStream &operator << (L4::BasicOStream &o, L4::String const &s)
56 {
57   o << s.p_str();
58   return o;
59 }
60