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static_initializer.h
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1// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are met:
6// * Redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer.
8// * Redistributions in binary form must reproduce the above copyright
9// notice, this list of conditions and the following disclaimer in the
10// documentation and/or other materials provided with the distribution.
11// * Neither the name of the Andrey N. Sabelnikov nor the
12// names of its contributors may be used to endorse or promote products
13// derived from this software without specific prior written permission.
14//
15// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
16// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
19// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25//
26
27
28
29#ifndef _STATIC_INITIALIZER_H_
30#define _STATIC_INITIALIZER_H_
31
32
33namespace epee
34{
35/***********************************************************************
36class initializer - useful to initialize some static classes
37 which have init() and un_init() static members
38************************************************************************/
39
40template<class to_initialize>
42{
43public:
45 {
46 to_initialize::init();
47 //get_set_is_initialized(true, true);
48 }
50 {
51 to_initialize::un_init();
52 //get_set_is_uninitialized(true, true);
53 }
54
55 /*static inline bool is_initialized()
56 {
57 return get_set_is_initialized();
58 }
59 static inline bool is_uninitialized()
60 {
61 return get_set_is_uninitialized();
62 }
63
64private:
65 static inline bool get_set_is_initialized(bool need_to_set = false, bool val_to_set= false)
66 {
67 static bool val_is_initialized = false;
68 if(need_to_set)
69 val_is_initialized = val_to_set;
70 return val_is_initialized;
71 }
72 static inline bool get_set_is_uninitialized(bool need_to_set = false, bool val_to_set = false)
73 {
74 static bool val_is_uninitialized = false;
75 if(need_to_set)
76 val_is_uninitialized = val_to_set;
77 return val_is_uninitialized;
78 }*/
79};
80
81}
82#endif //_STATIC_INITIALIZER_H_