1 | // -- operator_actions.hpp - Boost Lambda Library ---------------------- |
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2 | |
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3 | // Copyright (C) 1999, 2000 Jaakko Järvi (jaakko.jarvi@cs.utu.fi) |
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4 | // |
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5 | // Distributed under the Boost Software License, Version 1.0. (See |
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6 | // accompanying file LICENSE_1_0.txt or copy at |
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7 | // http://www.boost.org/LICENSE_1_0.txt) |
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8 | |
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9 | // For more information, see http://lambda.cs.utu.fi |
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10 | |
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11 | #ifndef BOOST_LAMBDA_OPERATOR_ACTIONS_HPP |
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12 | #define BOOST_LAMBDA_OPERATOR_ACTIONS_HPP |
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13 | |
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14 | namespace boost { |
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15 | namespace lambda { |
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16 | |
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17 | |
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18 | // -- artihmetic ---------------------- |
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19 | |
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20 | class plus_action {}; |
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21 | class minus_action {}; |
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22 | class multiply_action {}; |
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23 | class divide_action {}; |
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24 | class remainder_action {}; |
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25 | |
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26 | // -- bitwise ------------------- |
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27 | |
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28 | class leftshift_action {}; |
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29 | class rightshift_action {}; |
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30 | class xor_action {}; |
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31 | |
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32 | |
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33 | // -- bitwise/logical ------------------- |
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34 | |
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35 | class and_action {}; |
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36 | class or_action {}; |
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37 | class not_action {}; |
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38 | |
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39 | // -- relational ------------------------- |
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40 | |
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41 | class less_action {}; |
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42 | class greater_action {}; |
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43 | class lessorequal_action {}; |
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44 | class greaterorequal_action {}; |
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45 | class equal_action {}; |
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46 | class notequal_action {}; |
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47 | |
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48 | // -- increment/decrement ------------------------------ |
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49 | |
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50 | class increment_action {}; |
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51 | class decrement_action {}; |
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52 | |
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53 | // -- void return ------------------------------ |
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54 | |
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55 | // -- other ------------------------------ |
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56 | |
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57 | class addressof_action {}; |
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58 | // class comma_action {}; // defined in actions.hpp |
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59 | class contentsof_action {}; |
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60 | // class member_pointer_action {}; (defined in member_ptr.hpp) |
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61 | |
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62 | |
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63 | // -- actioun group templates -------------------- |
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64 | |
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65 | template <class Action> class arithmetic_action; |
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66 | template <class Action> class bitwise_action; |
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67 | template <class Action> class logical_action; |
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68 | template <class Action> class relational_action; |
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69 | template <class Action> class arithmetic_assignment_action; |
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70 | template <class Action> class bitwise_assignment_action; |
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71 | template <class Action> class unary_arithmetic_action; |
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72 | template <class Action> class pre_increment_decrement_action; |
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73 | template <class Action> class post_increment_decrement_action; |
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74 | |
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75 | // --------------------------------------------------------- |
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76 | |
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77 | // actions, for which the existence of protect is checked in return type |
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78 | // deduction. |
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79 | |
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80 | template <class Act> struct is_protectable<arithmetic_action<Act> > { |
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81 | BOOST_STATIC_CONSTANT(bool, value = true); |
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82 | }; |
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83 | template <class Act> struct is_protectable<bitwise_action<Act> > { |
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84 | BOOST_STATIC_CONSTANT(bool, value = true); |
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85 | }; |
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86 | template <class Act> struct is_protectable<logical_action<Act> > { |
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87 | BOOST_STATIC_CONSTANT(bool, value = true); |
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88 | }; |
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89 | template <class Act> struct is_protectable<relational_action<Act> > { |
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90 | BOOST_STATIC_CONSTANT(bool, value = true); |
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91 | }; |
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92 | template <class Act> |
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93 | struct is_protectable<arithmetic_assignment_action<Act> > { |
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94 | BOOST_STATIC_CONSTANT(bool, value = true); |
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95 | }; |
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96 | template <class Act> struct is_protectable<bitwise_assignment_action<Act> > { |
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97 | BOOST_STATIC_CONSTANT(bool, value = true); |
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98 | }; |
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99 | template <class Act> struct is_protectable<unary_arithmetic_action<Act> > { |
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100 | BOOST_STATIC_CONSTANT(bool, value = true); |
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101 | }; |
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102 | template <class Act> |
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103 | struct is_protectable<pre_increment_decrement_action<Act> > { |
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104 | BOOST_STATIC_CONSTANT(bool, value = true); |
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105 | }; |
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106 | template <class Act> struct |
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107 | is_protectable<post_increment_decrement_action<Act> > { |
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108 | BOOST_STATIC_CONSTANT(bool, value = true); |
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109 | }; |
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110 | |
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111 | template <> struct is_protectable<other_action<addressof_action> > { |
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112 | BOOST_STATIC_CONSTANT(bool, value = true); |
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113 | }; |
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114 | template <> struct is_protectable<other_action<contentsof_action> > { |
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115 | BOOST_STATIC_CONSTANT(bool, value = true); |
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116 | }; |
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117 | |
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118 | template<> struct is_protectable<other_action<subscript_action> > { |
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119 | BOOST_STATIC_CONSTANT(bool, value = true); |
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120 | }; |
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121 | template<> struct is_protectable<other_action<assignment_action> > { |
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122 | BOOST_STATIC_CONSTANT(bool, value = true); |
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123 | }; |
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124 | |
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125 | // NOTE: comma action is also protectable, but the specialization is |
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126 | // in actions.hpp |
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127 | |
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128 | |
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129 | } // namespace lambda |
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130 | } // namespace boost |
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131 | |
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132 | #endif |
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133 | |
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134 | |
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135 | |
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136 | |
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137 | |
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138 | |
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139 | |
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