1 | //----------------------------------------------------------- |
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2 | // Copyright Christian Arnault LAL-Orsay CNRS |
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3 | // arnault@lal.in2p3.fr |
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4 | // See the complete license in cmt_license.txt "http://www.cecill.info". |
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5 | //----------------------------------------------------------- |
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6 | |
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7 | #include <stdio.h> |
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8 | #include <stdlib.h> |
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9 | #include <string.h> |
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10 | #include <ctype.h> |
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11 | |
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12 | #include "cmt_tag.h" |
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13 | #include "cmt_database.h" |
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14 | #include "cmt_log.h" |
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15 | |
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16 | /*----------------------------------------------------------*/ |
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17 | /* */ |
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18 | /* Operations on Tags */ |
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19 | /* */ |
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20 | /*----------------------------------------------------------*/ |
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21 | |
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22 | /*----------------------------------------------------------*/ |
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23 | void Tag::unmark () |
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24 | { |
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25 | if (!is_primary ()) return; |
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26 | if (!m_selected) return; |
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27 | |
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28 | Log; |
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29 | |
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30 | if ((m_priority == PriorityDefault) || |
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31 | (m_priority == PrioritySite) || |
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32 | (m_priority == PriorityUname)) return; |
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33 | |
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34 | log << "Unmarking tag[" << this << "] " << m_name << " p=" << m_priority << log_endl; |
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35 | |
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36 | m_selected = false; |
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37 | m_def_use = 0; |
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38 | } |
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39 | |
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40 | /*----------------------------------------------------------*/ |
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41 | void Tag::unmark_all () |
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42 | { |
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43 | static TagPtrVector& vector = tags (); |
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44 | |
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45 | int tag_number; |
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46 | |
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47 | for (tag_number = 0; tag_number < vector.size (); tag_number++) |
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48 | { |
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49 | Tag* tag = vector[tag_number]; |
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50 | |
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51 | tag->unmark (); |
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52 | } |
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53 | } |
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54 | |
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55 | /** |
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56 | * Restore the tag tree after cleaning up one tag and |
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57 | * its local tree. |
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58 | */ |
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59 | void Tag::restore_tree () |
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60 | { |
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61 | static TagPtrVector& vector = tags (); |
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62 | |
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63 | int tag_number; |
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64 | |
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65 | for (tag_number = 0; tag_number < vector.size (); tag_number++) |
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66 | { |
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67 | Tag* tag = vector[tag_number]; |
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68 | |
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69 | if (tag->is_primary () && tag->is_selected ()) |
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70 | { |
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71 | if (tag->m_tag_refs.size () > 0) |
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72 | { |
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73 | int number; |
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74 | |
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75 | for (number = 0; number < tag->m_tag_refs.size (); number++) |
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76 | { |
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77 | Tag* ref = tag->m_tag_refs[number]; |
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78 | |
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79 | ref->mark (); |
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80 | } |
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81 | } |
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82 | } |
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83 | } |
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84 | } |
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85 | |
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86 | /*----------------------------------------------------------*/ |
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87 | void Tag::mark () |
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88 | { |
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89 | if (!is_primary ()) return; |
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90 | if (m_selected) return; |
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91 | |
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92 | Log; |
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93 | |
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94 | if (m_tag_excludes.size () > 0) |
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95 | { |
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96 | int number; |
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97 | |
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98 | for (number = 0; number < m_tag_excludes.size (); number++) |
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99 | { |
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100 | Tag* ref = m_tag_excludes[number]; |
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101 | |
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102 | if (ref->is_selected ()) |
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103 | { |
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104 | if (m_priority > ref->m_priority) |
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105 | { |
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106 | // |
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107 | // Although this other contradictory tag is already selected, |
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108 | // its priority is lower. Therefore it will lose !! It has to be |
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109 | // unselected ... |
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110 | // |
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111 | |
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112 | ref->unmark (); |
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113 | } |
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114 | else |
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115 | { |
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116 | /* |
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117 | if (!Cmt::quiet) |
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118 | { |
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119 | cerr << "Cannot mark excluded tag " << m_name << " p=" << m_priority |
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120 | << " because " << ref->m_name << "(" << ref->m_priority << ")" << endl; |
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121 | show (0); |
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122 | } |
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123 | */ |
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124 | |
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125 | return; |
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126 | } |
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127 | } |
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128 | } |
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129 | } |
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130 | |
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131 | m_selected = true; |
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132 | |
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133 | log << "Marking tag[" << this << "] " << m_name << " p=" << m_priority << log_endl; |
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134 | |
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135 | if (m_tag_refs.size () > 0) |
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136 | { |
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137 | int number; |
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138 | |
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139 | for (number = 0; number < m_tag_refs.size (); number++) |
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140 | { |
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141 | Tag* ref = m_tag_refs[number]; |
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142 | |
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143 | ref->mark (); |
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144 | } |
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145 | } |
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146 | } |
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147 | |
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148 | /*----------------------------------------------------------*/ |
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149 | void Tag::action (const CmtSystem::cmt_string_vector& words, Use* use) |
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150 | { |
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151 | cmt_string name; |
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152 | Tag* tag; |
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153 | Tag* ref; |
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154 | |
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155 | if (words.size () < 1) return; |
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156 | name = words[1]; |
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157 | if (name == "") return; |
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158 | |
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159 | tag = add (name, PriorityUserTag, "use", use); |
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160 | |
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161 | int priority = PriorityUserTag; |
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162 | if (tag->m_priority > priority) |
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163 | { |
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164 | priority = tag->m_priority; |
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165 | } |
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166 | |
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167 | //if (tag->m_tag_refs.size () == 0) |
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168 | //{ |
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169 | |
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170 | tag->m_set_use = use; |
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171 | |
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172 | //} |
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173 | |
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174 | for (int i = 2; i < words.size (); i++) |
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175 | { |
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176 | name = words[i]; |
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177 | if (name == "") break; |
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178 | ref = add (name, priority, "use", use); |
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179 | tag->add_tag_ref (ref); |
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180 | if (tag->is_selected ()) // it was previously selected |
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181 | { |
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182 | ref->mark (); |
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183 | } |
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184 | } |
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185 | } |
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186 | |
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187 | /*----------------------------------------------------------*/ |
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188 | void Tag::action_apply (const CmtSystem::cmt_string_vector& words, Use* use) |
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189 | { |
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190 | cmt_string name; |
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191 | Tag* tag; |
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192 | |
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193 | if (words.size () < 1) return; |
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194 | name = words[1]; |
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195 | if (name == "") return; |
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196 | |
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197 | if (use->get_current_scope () == ScopePrivate) return; |
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198 | |
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199 | Symbol::expand (name); |
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200 | |
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201 | |
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202 | if (name == "") |
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203 | { |
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204 | if (!Cmt::get_quiet ()) |
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205 | { |
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206 | cerr << "#CMT> Warning: apply_tag with empty name [" << words[1] << "]" << endl; |
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207 | } |
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208 | } |
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209 | else |
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210 | { |
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211 | tag = find (name); |
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212 | if (tag == 0) |
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213 | { |
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214 | tag = add (name, PriorityUserTag, "use", use); |
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215 | } |
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216 | |
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217 | tag->mark (); |
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218 | } |
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219 | } |
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220 | |
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221 | /*----------------------------------------------------------*/ |
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222 | void Tag::action_exclude (const CmtSystem::cmt_string_vector& words, Use* use) |
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223 | { |
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224 | cmt_string name; |
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225 | Tag* tag; |
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226 | Tag* ref; |
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227 | |
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228 | if (words.size () < 1) return; |
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229 | name = words[1]; |
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230 | if (name == "") return; |
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231 | if (use->get_current_scope () == ScopePrivate) return; |
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232 | |
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233 | tag = add (name, PriorityUserTag, "use", use); |
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234 | |
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235 | if (tag->m_tag_excludes.size () == 0) |
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236 | { |
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237 | tag->m_set_use = use; |
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238 | |
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239 | int i; |
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240 | |
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241 | for (i = 2; i < words.size (); i++) |
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242 | { |
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243 | cmt_string n; |
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244 | n = words[i]; |
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245 | if (n == "") break; |
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246 | ref = add (n, PriorityUserTag, "use", use); |
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247 | |
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248 | /* |
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249 | if (!Cmt::quiet) |
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250 | { |
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251 | cerr << "Excluding tag " << n << "(" << ref->m_priority << ") from tag " |
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252 | << name << "(" << tag->m_priority << ")" << endl; |
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253 | } |
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254 | */ |
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255 | |
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256 | tag->add_tag_exclude (ref); |
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257 | ref->add_tag_exclude (tag); |
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258 | } |
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259 | |
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260 | // |
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261 | // We have to check that some of the excluded tags may be already selected. |
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262 | // Then we have to figure out which one has to win: |
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263 | // |
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264 | // the one with the highest priority |
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265 | // or the first that had been declared. |
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266 | // |
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267 | |
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268 | int count = 0; |
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269 | int winner_count = 0; |
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270 | |
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271 | Tag* winner = 0; |
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272 | |
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273 | if (tag->is_selected ()) |
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274 | { |
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275 | count++; |
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276 | winner = tag; |
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277 | winner_count = 1; |
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278 | } |
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279 | |
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280 | for (i = 0; i < tag->m_tag_excludes.size (); i++) |
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281 | { |
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282 | Tag* ref = tag->m_tag_excludes[i]; |
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283 | |
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284 | if (ref == 0) continue; |
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285 | |
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286 | if (ref->is_selected ()) |
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287 | { |
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288 | count++; |
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289 | |
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290 | if ((winner == 0) || |
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291 | (ref->m_priority > winner->m_priority)) |
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292 | { |
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293 | winner = ref; |
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294 | winner_count = 1; |
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295 | } |
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296 | else if (ref->m_priority == winner->m_priority) |
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297 | { |
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298 | winner_count++; |
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299 | } |
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300 | } |
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301 | } |
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302 | |
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303 | if (count > 1) |
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304 | { |
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305 | if (winner_count > 1) |
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306 | { |
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307 | // |
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308 | // Several contradictory tags are selected and have the same priority!! |
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309 | // |
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310 | } |
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311 | |
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312 | // |
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313 | // We have at least one selected, and one winner. |
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314 | // All others will be unselected. |
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315 | // |
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316 | |
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317 | if (tag != winner) |
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318 | { |
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319 | tag->unmark (); |
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320 | } |
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321 | |
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322 | for (i = 0; i < tag->m_tag_excludes.size (); i++) |
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323 | { |
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324 | Tag* ref = tag->m_tag_excludes[i]; |
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325 | |
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326 | if (ref == 0) continue; |
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327 | if (ref == winner) continue; |
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328 | |
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329 | ref->unmark (); |
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330 | } |
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331 | } |
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332 | } |
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333 | } |
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334 | |
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335 | /*----------------------------------------------------------*/ |
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336 | Tag* Tag::find (const cmt_string& name) |
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337 | { |
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338 | TagMap& map = tag_map (); |
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339 | |
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340 | Tag* result = map.find (name); |
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341 | |
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342 | return (result); |
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343 | |
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344 | /* |
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345 | TagPtrVector& vector = tags (); |
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346 | |
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347 | int tag_index; |
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348 | Tag* tag; |
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349 | |
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350 | if (vector.size () == 0) return (0); |
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351 | |
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352 | for (tag_index = 0; tag_index < vector.size (); tag_index++) |
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353 | { |
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354 | tag = vector[tag_index]; |
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355 | |
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356 | if ((tag != 0) && (tag->m_name == name)) |
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357 | { |
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358 | return (tag); |
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359 | } |
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360 | } |
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361 | |
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362 | return (0); |
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363 | */ |
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364 | } |
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365 | |
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366 | /*----------------------------------------------------------*/ |
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367 | Tag* Tag::find (const cmt_string& name, TagMap& instances) |
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368 | { |
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369 | Tag* result = instances.find (name); |
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370 | |
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371 | return (result); |
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372 | |
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373 | /* |
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374 | int tag_index; |
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375 | |
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376 | if (instances.size () == 0) return (0); |
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377 | |
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378 | for (tag_index = 0; tag_index < instances.size (); tag_index++) |
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379 | { |
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380 | Tag& tag = instances[tag_index]; |
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381 | |
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382 | if (tag.m_name == name) |
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383 | { |
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384 | return (&tag); |
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385 | } |
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386 | } |
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387 | |
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388 | return (0); |
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389 | */ |
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390 | } |
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391 | |
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392 | /*----------------------------------------------------------*/ |
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393 | Tag* Tag::add (const cmt_string& name, |
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394 | int priority, |
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395 | const cmt_string& context, |
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396 | Use* use) |
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397 | { |
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398 | Log; |
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399 | |
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400 | TagMap& map = tag_map (); |
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401 | TagPtrVector& vector = tags (); |
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402 | TagVector& instances = all_tags (); |
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403 | |
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404 | Tag* tag; |
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405 | |
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406 | if (name == "") return (0); |
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407 | |
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408 | tag = find (name); |
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409 | if (tag != 0) |
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410 | { |
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411 | if (priority > tag->m_priority) |
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412 | { |
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413 | tag->m_priority = priority; |
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414 | |
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415 | /* |
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416 | if (!Cmt::quiet) |
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417 | { |
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418 | cerr << "increasing priority of " << name << " p=" << priority << endl; |
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419 | } |
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420 | */ |
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421 | } |
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422 | else |
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423 | { |
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424 | /* |
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425 | if (!Cmt::quiet) |
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426 | { |
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427 | cerr << "keeping priority of " << name << " p=" << tag->m_priority << endl; |
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428 | } |
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429 | */ |
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430 | } |
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431 | |
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432 | log << "re-adding tag[" << tag << "] " << name << " p=" << priority << log_endl; |
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433 | |
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434 | return (tag); |
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435 | } |
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436 | |
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437 | Tag& tag_object = instances.add (); |
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438 | tag = &tag_object; |
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439 | vector.push_back (tag); |
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440 | map.add (name, tag_object); |
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441 | |
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442 | log << "adding tag[" << tag << "] " << name << " p=" << priority << log_endl; |
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443 | |
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444 | tag->clear (); |
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445 | |
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446 | tag->m_name = name; |
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447 | tag->m_priority = priority; |
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448 | tag->m_def_use = use; |
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449 | tag->m_context = context; |
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450 | |
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451 | int pos = 0; |
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452 | int length = name.size (); |
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453 | while (pos < length) |
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454 | { |
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455 | int and_pos = name.find (pos, "&"); |
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456 | if ((and_pos == cmt_string::npos) && (pos == 0)) break; |
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457 | |
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458 | cmt_string op_name; |
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459 | |
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460 | if (and_pos == cmt_string::npos) |
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461 | { |
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462 | name.substr (pos, op_name); |
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463 | } |
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464 | else |
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465 | { |
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466 | name.substr (pos, and_pos - pos, op_name); |
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467 | } |
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468 | |
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469 | if (op_name != "") |
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470 | { |
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471 | Tag* t = find (op_name); |
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472 | if (t == 0) |
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473 | { |
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474 | t = add (op_name, priority, context, use); |
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475 | } |
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476 | |
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477 | if (t != 0) |
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478 | { |
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479 | tag->m_and_operands.push_back (t); |
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480 | if (t->get_priority () > priority) |
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481 | { |
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482 | tag->m_priority = t->get_priority (); |
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483 | } |
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484 | } |
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485 | else |
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486 | { |
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487 | cerr << "#Tag::add> unknown tag " << op_name << " in tag expression" << endl; |
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488 | } |
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489 | } |
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490 | |
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491 | if (and_pos == cmt_string::npos) break; |
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492 | |
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493 | pos = and_pos + 1; |
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494 | } |
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495 | |
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496 | return (tag); |
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497 | } |
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498 | |
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499 | /*----------------------------------------------------------*/ |
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500 | int Tag::tag_number () |
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501 | { |
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502 | static TagPtrVector& vector = tags (); |
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503 | |
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504 | return (vector.size ()); |
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505 | } |
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506 | |
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507 | /*----------------------------------------------------------*/ |
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508 | Tag* Tag::tag (int index) |
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509 | { |
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510 | static TagPtrVector& vector = tags (); |
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511 | |
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512 | return (vector[index]); |
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513 | } |
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514 | |
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515 | /*----------------------------------------------------------*/ |
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516 | void Tag::clear_all () |
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517 | { |
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518 | TagMap& map = tag_map (); |
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519 | TagPtrVector& vector = tags (); |
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520 | TagVector& instances = all_tags (); |
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521 | |
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522 | int tag_index; |
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523 | |
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524 | for (tag_index = 0; tag_index < instances.size (); tag_index++) |
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525 | { |
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526 | Tag& tag = instances[tag_index]; |
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527 | tag.clear (); |
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528 | } |
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529 | |
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530 | map.clear (); |
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531 | vector.clear (); |
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532 | instances.clear (); |
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533 | } |
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534 | |
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535 | /*----------------------------------------------------------*/ |
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536 | Tag::TagMap& Tag::tag_map () |
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537 | { |
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538 | static Database& db = Database::instance (); |
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539 | TagMap& map = db.tag_map (); |
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540 | |
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541 | return (map); |
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542 | } |
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543 | |
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544 | /*----------------------------------------------------------*/ |
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545 | Tag::TagVector& Tag::all_tags () |
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546 | { |
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547 | static Database& db = Database::instance (); |
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548 | TagVector& vector = db.all_tags (); |
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549 | |
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550 | return (vector); |
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551 | } |
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552 | |
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553 | /*----------------------------------------------------------*/ |
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554 | Tag::TagPtrVector& Tag::tags () |
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555 | { |
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556 | static Database& db = Database::instance (); |
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557 | TagPtrVector& vector = db.tags (); |
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558 | |
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559 | return (vector); |
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560 | } |
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561 | |
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562 | /*----------------------------------------------------------*/ |
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563 | Tag* Tag::get_default () |
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564 | { |
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565 | static Tag default_tag; |
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566 | static bool initialized = false; |
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567 | if (!initialized) |
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568 | { |
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569 | initialized = true; |
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570 | |
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571 | default_tag.m_name = "Default"; |
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572 | default_tag.m_selected = true; |
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573 | default_tag.m_context = "Default"; |
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574 | default_tag.m_priority = PriorityDefault; |
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575 | } |
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576 | |
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577 | return (&(default_tag)); |
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578 | } |
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579 | |
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580 | /*----------------------------------------------------------*/ |
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581 | bool Tag::check_tag_used (const Tag* tag) |
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582 | { |
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583 | if (tag == 0) return (false); |
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584 | |
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585 | if (tag->m_tag_refs.size () > 0) return (true); |
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586 | if (tag->m_tag_excludes.size () > 0) return (true); |
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587 | |
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588 | return (false); |
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589 | } |
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590 | |
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591 | /*----------------------------------------------------------*/ |
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592 | Tag::Tag () : |
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593 | m_name (""), |
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594 | m_selected (false), |
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595 | m_context (""), |
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596 | m_def_use (0), |
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597 | m_set_use (0), |
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598 | m_priority (0) |
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599 | { |
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600 | clear (); |
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601 | } |
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602 | |
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603 | /*----------------------------------------------------------*/ |
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604 | Tag::Tag (const Tag& other) |
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605 | { |
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606 | clear (); |
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607 | |
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608 | m_name = other.m_name; |
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609 | m_selected = other.m_selected; |
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610 | m_and_operands = other.m_and_operands; |
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611 | m_tag_refs = other.m_tag_refs; |
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612 | m_tag_excludes = other.m_tag_excludes; |
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613 | m_context = other.m_context; |
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614 | m_def_use = other.m_def_use; |
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615 | m_set_use = other.m_set_use; |
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616 | m_priority = other.m_priority; |
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617 | } |
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618 | |
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619 | /*----------------------------------------------------------*/ |
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620 | Tag& Tag::operator = (const Tag& other) |
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621 | { |
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622 | clear (); |
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623 | |
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624 | m_name = other.m_name; |
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625 | m_selected = other.m_selected; |
---|
626 | m_and_operands = other.m_and_operands; |
---|
627 | m_tag_refs = other.m_tag_refs; |
---|
628 | m_tag_excludes = other.m_tag_excludes; |
---|
629 | m_context = other.m_context; |
---|
630 | m_def_use = other.m_def_use; |
---|
631 | m_set_use = other.m_set_use; |
---|
632 | m_priority = other.m_priority; |
---|
633 | |
---|
634 | return (*this); |
---|
635 | } |
---|
636 | |
---|
637 | /*----------------------------------------------------------*/ |
---|
638 | Tag::~Tag () |
---|
639 | { |
---|
640 | } |
---|
641 | |
---|
642 | /*----------------------------------------------------------*/ |
---|
643 | void Tag::clear () |
---|
644 | { |
---|
645 | m_name = ""; |
---|
646 | m_tag_refs.clear (); |
---|
647 | m_tag_excludes.clear (); |
---|
648 | m_priority = PriorityUserTag; |
---|
649 | m_def_use = 0; |
---|
650 | m_set_use = 0; |
---|
651 | m_context = ""; |
---|
652 | |
---|
653 | m_selected = false; |
---|
654 | m_and_operands.clear (); |
---|
655 | } |
---|
656 | |
---|
657 | /*----------------------------------------------------------*/ |
---|
658 | void Tag::add_tag_ref (Tag* ref) |
---|
659 | { |
---|
660 | if (ref == 0) return; |
---|
661 | |
---|
662 | if (m_tag_refs.size () > 0) |
---|
663 | { |
---|
664 | int number; |
---|
665 | |
---|
666 | for (number = 0; number < m_tag_refs.size (); number++) |
---|
667 | { |
---|
668 | Tag* t = m_tag_refs[number]; |
---|
669 | if (t == ref) return; |
---|
670 | } |
---|
671 | } |
---|
672 | |
---|
673 | m_tag_refs.push_back (ref); |
---|
674 | } |
---|
675 | |
---|
676 | /*----------------------------------------------------------*/ |
---|
677 | void Tag::add_tag_exclude (Tag* ref) |
---|
678 | { |
---|
679 | if (ref == 0) return; |
---|
680 | |
---|
681 | if (m_tag_excludes.size () > 0) |
---|
682 | { |
---|
683 | int number; |
---|
684 | |
---|
685 | for (number = 0; number < m_tag_excludes.size (); number++) |
---|
686 | { |
---|
687 | Tag* t = m_tag_excludes[number]; |
---|
688 | if (t == ref) return; |
---|
689 | } |
---|
690 | } |
---|
691 | |
---|
692 | m_tag_excludes.push_back (ref); |
---|
693 | } |
---|
694 | |
---|
695 | /*----------------------------------------------------------*/ |
---|
696 | void Tag::show_definition (bool quiet) const |
---|
697 | { |
---|
698 | static const cmt_string priority_text[] = { |
---|
699 | "Lowest", |
---|
700 | "Default", |
---|
701 | "Uname", |
---|
702 | "Config", |
---|
703 | "UserTag", |
---|
704 | "PrimaryUserTag", |
---|
705 | "Tag" |
---|
706 | }; |
---|
707 | |
---|
708 | if (m_name == "Default") return; |
---|
709 | |
---|
710 | cout << m_name; |
---|
711 | |
---|
712 | if (!quiet) |
---|
713 | { |
---|
714 | //cout << "context=" << m_context << " use=" << m_def_use << endl; |
---|
715 | |
---|
716 | if ((m_context == "use") || (m_def_use != 0)) |
---|
717 | { |
---|
718 | if (m_def_use != 0) |
---|
719 | { |
---|
720 | cout << " (from "; |
---|
721 | if (m_context != "use") cout << m_context; |
---|
722 | cout << "package " << m_def_use->get_package_name () << ")"; |
---|
723 | } |
---|
724 | } |
---|
725 | else |
---|
726 | { |
---|
727 | cout << " (from " << m_context << ")"; |
---|
728 | } |
---|
729 | //cout << " (" << priority_text[m_priority] << ")"; |
---|
730 | |
---|
731 | if (m_tag_refs.size () > 0) |
---|
732 | { |
---|
733 | int number; |
---|
734 | |
---|
735 | if (m_set_use != 0) |
---|
736 | { |
---|
737 | cout << " package " << m_set_use->get_package_name (); |
---|
738 | } |
---|
739 | |
---|
740 | cout << " implies ["; |
---|
741 | |
---|
742 | for (number = 0; number < m_tag_refs.size (); number++) |
---|
743 | { |
---|
744 | Tag* ref = m_tag_refs[number]; |
---|
745 | if (number > 0) cout << " "; |
---|
746 | cout << ref->m_name; |
---|
747 | } |
---|
748 | |
---|
749 | cout << "]"; |
---|
750 | } |
---|
751 | |
---|
752 | if (m_tag_excludes.size () > 0) |
---|
753 | { |
---|
754 | int number; |
---|
755 | |
---|
756 | if (m_set_use != 0) |
---|
757 | { |
---|
758 | cout << " package " << m_set_use->get_package_name (); |
---|
759 | } |
---|
760 | |
---|
761 | cout << " excludes ["; |
---|
762 | |
---|
763 | for (number = 0; number < m_tag_excludes.size (); number++) |
---|
764 | { |
---|
765 | Tag* ref = m_tag_excludes[number]; |
---|
766 | if (number > 0) cout << " "; |
---|
767 | cout << ref->m_name; |
---|
768 | } |
---|
769 | |
---|
770 | cout << "]"; |
---|
771 | } |
---|
772 | } |
---|
773 | cout << endl; |
---|
774 | } |
---|
775 | |
---|
776 | /*----------------------------------------------------------*/ |
---|
777 | void Tag::show (bool quiet) const |
---|
778 | { |
---|
779 | if (is_primary () && is_selected ()) show_definition (quiet); |
---|
780 | } |
---|
781 | |
---|
782 | /*----------------------------------------------------------*/ |
---|
783 | bool Tag::is_selected () const |
---|
784 | { |
---|
785 | if (is_primary ()) |
---|
786 | { |
---|
787 | return (m_selected); |
---|
788 | } |
---|
789 | else |
---|
790 | { |
---|
791 | for (int i = 0; i < m_and_operands.size(); i++) |
---|
792 | { |
---|
793 | Tag* t = m_and_operands[i]; |
---|
794 | |
---|
795 | if (!t->is_selected ()) return (false); |
---|
796 | } |
---|
797 | |
---|
798 | return (true); |
---|
799 | } |
---|
800 | } |
---|
801 | |
---|
802 | /*----------------------------------------------------------*/ |
---|
803 | bool Tag::is_primary () const |
---|
804 | { |
---|
805 | return (m_and_operands.size() == 0); |
---|
806 | } |
---|
807 | |
---|
808 | /*----------------------------------------------------------*/ |
---|
809 | const cmt_string& Tag::get_name () const |
---|
810 | { |
---|
811 | return (m_name); |
---|
812 | } |
---|
813 | |
---|
814 | /*----------------------------------------------------------*/ |
---|
815 | int Tag::get_priority () const |
---|
816 | { |
---|
817 | return (m_priority); |
---|
818 | } |
---|
819 | |
---|
820 | /** |
---|
821 | * Recomputes all references to other tags using the new set of |
---|
822 | * instances. This concerns |
---|
823 | * |
---|
824 | * TagPtrVector m_and_operands; |
---|
825 | * TagPtrVector m_tag_refs; |
---|
826 | * TagPtrVector m_tag_excludes; |
---|
827 | * |
---|
828 | * The pointers stored in those reference vectors are pointing to Tag objects |
---|
829 | * in one collection |
---|
830 | * We want to convert these pointers to pointers to the same Tag objects but |
---|
831 | * stored in the other Tag collection provided in the argument. |
---|
832 | * |
---|
833 | */ |
---|
834 | void Tag::install (TagMap& instances) |
---|
835 | { |
---|
836 | int i; |
---|
837 | |
---|
838 | for (i = 0; i < m_and_operands.size (); i++) |
---|
839 | { |
---|
840 | Tag* t = m_and_operands[i]; |
---|
841 | if (t != 0) |
---|
842 | { |
---|
843 | t = find (t->m_name, instances); |
---|
844 | m_and_operands[i] = t; |
---|
845 | } |
---|
846 | } |
---|
847 | |
---|
848 | for (i = 0; i < m_tag_refs.size (); i++) |
---|
849 | { |
---|
850 | Tag* t = m_tag_refs[i]; |
---|
851 | if (t != 0) |
---|
852 | { |
---|
853 | t = find (t->m_name, instances); |
---|
854 | m_tag_refs[i] = t; |
---|
855 | } |
---|
856 | } |
---|
857 | |
---|
858 | for (i = 0; i < m_tag_excludes.size (); i++) |
---|
859 | { |
---|
860 | Tag* t = m_tag_excludes[i]; |
---|
861 | if (t != 0) |
---|
862 | { |
---|
863 | t = find (t->m_name, instances); |
---|
864 | m_tag_excludes[i] = t; |
---|
865 | } |
---|
866 | } |
---|
867 | } |
---|
868 | |
---|
869 | /* |
---|
870 | Check if a tag is part of the operands of a tag |
---|
871 | */ |
---|
872 | bool Tag::use_operand (const Tag* other) const |
---|
873 | { |
---|
874 | if (other == this) return (true); |
---|
875 | if (m_and_operands.size () == 0) return (false); |
---|
876 | |
---|
877 | for (int i = 0; i < m_and_operands.size (); i++) |
---|
878 | { |
---|
879 | Tag* t = m_and_operands[i]; |
---|
880 | |
---|
881 | if (t != 0) |
---|
882 | { |
---|
883 | if (t->use_operand (other)) return (true); |
---|
884 | } |
---|
885 | } |
---|
886 | |
---|
887 | return (false); |
---|
888 | } |
---|
889 | |
---|
890 | /* |
---|
891 | Check if a tag is part of the refs of a tag |
---|
892 | */ |
---|
893 | bool Tag::use_ref (const Tag* other) const |
---|
894 | { |
---|
895 | if (other == this) return (false); |
---|
896 | if (m_tag_refs.size () == 0) return (false); |
---|
897 | |
---|
898 | for (int i = 0; i < m_tag_refs.size (); i++) |
---|
899 | { |
---|
900 | Tag* t = m_tag_refs[i]; |
---|
901 | |
---|
902 | if (t == other) return (true); |
---|
903 | } |
---|
904 | |
---|
905 | return (false); |
---|
906 | } |
---|
907 | |
---|
908 | |
---|