1 /*
2  * Continuation.h - Continuation object.
3  *
4  *   Copyright (c) 2009  Higepon(Taro Minowa)  <higepon@users.sourceforge.jp>
5  *
6  *   Redistribution and use in source and binary forms, with or without
7  *   modification, are permitted provided that the following conditions
8  *   are met:
9  *
10  *   1. Redistributions of source code must retain the above copyright
11  *      notice, this list of conditions and the following disclaimer.
12  *
13  *   2. Redistributions in binary form must reproduce the above copyright
14  *      notice, this list of conditions and the following disclaimer in the
15  *      documentation and/or other materials provided with the distribution.
16  *
17  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
23  *   TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24  *   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25  *   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27  *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  *
29  *  $Id: Continuation.h 261 2008-07-25 06:16:44Z higepon $
30  */
31 
32 #ifndef SCHEME_CONTINUATION_
33 #define SCHEME_CONTINUATION_
34 
35 namespace scheme {
36 
37 class VM;
38 
39 class Continuation EXTEND_GC
40 {
41 public:
Continuation(Object stack,Object shiftSize,Object winders)42     Continuation(Object stack, Object shiftSize, Object winders) :
43         stack_(stack),
44         shiftSize_(shiftSize),
45         winders_(winders)
46     {
47     }
48 
49     // no virtual constructer for size
50 
stack()51     Object stack() const { return stack_; }
shiftSize()52     Object shiftSize() const { return shiftSize_; }
winders()53     Object winders() const { return winders_; }
54 
55 private:
56     Object stack_;
57     Object shiftSize_;
58     Object winders_;
59 };
60 
61 } // namespace scheme
62 
63 #endif // SCHEME_CONTINUATION_
64