1 | // -- operator_actions.hpp - Boost Lambda Library ---------------------- |
2 | |
3 | // Copyright (C) 1999, 2000 Jaakko Jarvi (jaakko.jarvi@cs.utu.fi) |
4 | // |
5 | // Distributed under the Boost Software License, Version 1.0. (See |
6 | // accompanying file LICENSE_1_0.txt or copy at |
7 | // http://www.boost.org/LICENSE_1_0.txt) |
8 | |
9 | // For more information, see http://lambda.cs.utu.fi |
10 | |
11 | #ifndef BOOST_LAMBDA_OPERATOR_ACTIONS_HPP |
12 | #define BOOST_LAMBDA_OPERATOR_ACTIONS_HPP |
13 | |
14 | namespace boost { |
15 | namespace lambda { |
16 | |
17 | |
18 | // -- artihmetic ---------------------- |
19 | |
20 | class plus_action {}; |
21 | class minus_action {}; |
22 | class multiply_action {}; |
23 | class divide_action {}; |
24 | class remainder_action {}; |
25 | |
26 | // -- bitwise ------------------- |
27 | |
28 | class leftshift_action {}; |
29 | class rightshift_action {}; |
30 | class xor_action {}; |
31 | |
32 | |
33 | // -- bitwise/logical ------------------- |
34 | |
35 | class and_action {}; |
36 | class or_action {}; |
37 | class not_action {}; |
38 | |
39 | // -- relational ------------------------- |
40 | |
41 | class less_action {}; |
42 | class greater_action {}; |
43 | class lessorequal_action {}; |
44 | class greaterorequal_action {}; |
45 | class equal_action {}; |
46 | class notequal_action {}; |
47 | |
48 | // -- increment/decrement ------------------------------ |
49 | |
50 | class increment_action {}; |
51 | class decrement_action {}; |
52 | |
53 | // -- void return ------------------------------ |
54 | |
55 | // -- other ------------------------------ |
56 | |
57 | class addressof_action {}; |
58 | // class comma_action {}; // defined in actions.hpp |
59 | class contentsof_action {}; |
60 | // class member_pointer_action {}; (defined in member_ptr.hpp) |
61 | |
62 | |
63 | // -- actioun group templates -------------------- |
64 | |
65 | template <class Action> class arithmetic_action; |
66 | template <class Action> class bitwise_action; |
67 | template <class Action> class logical_action; |
68 | template <class Action> class relational_action; |
69 | template <class Action> class arithmetic_assignment_action; |
70 | template <class Action> class bitwise_assignment_action; |
71 | template <class Action> class unary_arithmetic_action; |
72 | template <class Action> class pre_increment_decrement_action; |
73 | template <class Action> class post_increment_decrement_action; |
74 | |
75 | // --------------------------------------------------------- |
76 | |
77 | // actions, for which the existence of protect is checked in return type |
78 | // deduction. |
79 | |
80 | template <class Act> struct is_protectable<arithmetic_action<Act> > { |
81 | BOOST_STATIC_CONSTANT(bool, value = true); |
82 | }; |
83 | template <class Act> struct is_protectable<bitwise_action<Act> > { |
84 | BOOST_STATIC_CONSTANT(bool, value = true); |
85 | }; |
86 | template <class Act> struct is_protectable<logical_action<Act> > { |
87 | BOOST_STATIC_CONSTANT(bool, value = true); |
88 | }; |
89 | template <class Act> struct is_protectable<relational_action<Act> > { |
90 | BOOST_STATIC_CONSTANT(bool, value = true); |
91 | }; |
92 | template <class Act> |
93 | struct is_protectable<arithmetic_assignment_action<Act> > { |
94 | BOOST_STATIC_CONSTANT(bool, value = true); |
95 | }; |
96 | template <class Act> struct is_protectable<bitwise_assignment_action<Act> > { |
97 | BOOST_STATIC_CONSTANT(bool, value = true); |
98 | }; |
99 | template <class Act> struct is_protectable<unary_arithmetic_action<Act> > { |
100 | BOOST_STATIC_CONSTANT(bool, value = true); |
101 | }; |
102 | template <class Act> |
103 | struct is_protectable<pre_increment_decrement_action<Act> > { |
104 | BOOST_STATIC_CONSTANT(bool, value = true); |
105 | }; |
106 | template <class Act> struct |
107 | is_protectable<post_increment_decrement_action<Act> > { |
108 | BOOST_STATIC_CONSTANT(bool, value = true); |
109 | }; |
110 | |
111 | template <> struct is_protectable<other_action<addressof_action> > { |
112 | BOOST_STATIC_CONSTANT(bool, value = true); |
113 | }; |
114 | template <> struct is_protectable<other_action<contentsof_action> > { |
115 | BOOST_STATIC_CONSTANT(bool, value = true); |
116 | }; |
117 | |
118 | template<> struct is_protectable<other_action<subscript_action> > { |
119 | BOOST_STATIC_CONSTANT(bool, value = true); |
120 | }; |
121 | template<> struct is_protectable<other_action<assignment_action> > { |
122 | BOOST_STATIC_CONSTANT(bool, value = true); |
123 | }; |
124 | |
125 | // NOTE: comma action is also protectable, but the specialization is |
126 | // in actions.hpp |
127 | |
128 | |
129 | } // namespace lambda |
130 | } // namespace boost |
131 | |
132 | #endif |
133 | |
134 | |
135 | |
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140 | |