[1] | 1 | #include <stdio.h> |
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| 2 | #include <stdlib.h> |
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| 3 | #include <string.h> |
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| 4 | #include <ctype.h> |
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| 5 | |
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| 6 | #include "cmt_tag.h" |
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| 7 | #include "cmt_database.h" |
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| 8 | |
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| 9 | /*----------------------------------------------------------*/ |
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| 10 | /* */ |
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| 11 | /* Operations on Tags */ |
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| 12 | /* */ |
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| 13 | /*----------------------------------------------------------*/ |
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| 14 | |
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| 15 | /*----------------------------------------------------------*/ |
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| 16 | void Tag::unmark () |
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| 17 | { |
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| 18 | if (!selected) return; |
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| 19 | |
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| 20 | if ((priority == PriorityDefault) || |
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| 21 | (priority == PrioritySite) || |
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| 22 | (priority == PriorityUname)) return; |
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| 23 | |
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| 24 | /* |
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| 25 | if (!Cmt::quiet) |
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| 26 | { |
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| 27 | cerr << "Unmarking tag " << name << " p=" << priority << endl; |
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| 28 | show (0); |
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| 29 | } |
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| 30 | */ |
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| 31 | |
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| 32 | selected = false; |
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| 33 | def_use = 0; |
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| 34 | } |
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| 35 | |
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| 36 | /*----------------------------------------------------------*/ |
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| 37 | void Tag::unmark_all () |
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| 38 | { |
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| 39 | static TagPtrVector& Tags = tags (); |
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| 40 | |
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| 41 | int tag_number; |
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| 42 | |
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| 43 | for (tag_number = 0; tag_number < Tags.size (); tag_number++) |
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| 44 | { |
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| 45 | Tag* tag = Tags[tag_number]; |
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| 46 | |
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| 47 | if (tag->selected) tag->unmark (); |
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| 48 | } |
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| 49 | } |
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| 50 | |
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| 51 | /** |
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| 52 | * Restore the tag tree after cleaning up one tag and |
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| 53 | * its local tree. |
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| 54 | */ |
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| 55 | void Tag::restore_tree () |
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| 56 | { |
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| 57 | static TagPtrVector& Tags = tags (); |
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| 58 | |
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| 59 | int tag_number; |
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| 60 | |
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| 61 | for (tag_number = 0; tag_number < Tags.size (); tag_number++) |
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| 62 | { |
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| 63 | Tag* tag = Tags[tag_number]; |
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| 64 | |
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| 65 | if (tag->selected) |
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| 66 | { |
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| 67 | if (tag->tag_refs.size () > 0) |
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| 68 | { |
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| 69 | int number; |
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| 70 | |
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| 71 | for (number = 0; number < tag->tag_refs.size (); number++) |
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| 72 | { |
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| 73 | Tag* ref = tag->tag_refs[number]; |
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| 74 | |
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| 75 | ref->mark (); |
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| 76 | } |
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| 77 | } |
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| 78 | } |
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| 79 | } |
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| 80 | } |
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| 81 | |
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| 82 | /*----------------------------------------------------------*/ |
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| 83 | void Tag::mark () |
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| 84 | { |
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| 85 | if (selected) return; |
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| 86 | |
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| 87 | if (tag_excludes.size () > 0) |
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| 88 | { |
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| 89 | int number; |
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| 90 | |
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| 91 | for (number = 0; number < tag_excludes.size (); number++) |
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| 92 | { |
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| 93 | Tag* ref = tag_excludes[number]; |
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| 94 | if (ref->selected) |
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| 95 | { |
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| 96 | if (priority > ref->priority) |
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| 97 | { |
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| 98 | // |
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| 99 | // Although this other contradictory tag is already selected, |
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| 100 | // its priority is lower. Therefore it will lose !! It has to be |
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| 101 | // unselected ... |
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| 102 | // |
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| 103 | |
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| 104 | ref->unmark (); |
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| 105 | } |
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| 106 | else |
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| 107 | { |
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| 108 | /* |
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| 109 | if (!Cmt::quiet) |
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| 110 | { |
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| 111 | cerr << "Cannot mark excluded tag " << name << " p=" << priority |
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| 112 | << " because " << ref->name << "(" << ref->priority << ")" << endl; |
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| 113 | show (0); |
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| 114 | } |
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| 115 | */ |
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| 116 | |
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| 117 | return; |
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| 118 | } |
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| 119 | } |
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| 120 | } |
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| 121 | } |
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| 122 | |
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| 123 | selected = true; |
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| 124 | |
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| 125 | /* |
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| 126 | if (!Cmt::quiet) |
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| 127 | { |
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| 128 | cerr << "Marking tag " << name << " p=" << priority << endl; |
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| 129 | show (0); |
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| 130 | } |
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| 131 | */ |
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| 132 | |
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| 133 | if (tag_refs.size () > 0) |
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| 134 | { |
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| 135 | int number; |
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| 136 | |
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| 137 | for (number = 0; number < tag_refs.size (); number++) |
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| 138 | { |
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| 139 | Tag* ref = tag_refs[number]; |
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| 140 | |
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| 141 | ref->mark (); |
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| 142 | } |
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| 143 | } |
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| 144 | } |
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| 145 | |
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| 146 | /*----------------------------------------------------------*/ |
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| 147 | void Tag::action (const CmtSystem::cmt_string_vector& words, Use* use) |
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| 148 | { |
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| 149 | cmt_string name; |
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| 150 | Tag* tag; |
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| 151 | Tag* ref; |
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| 152 | |
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| 153 | name = words[1]; |
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| 154 | if (name == "") return; |
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| 155 | |
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| 156 | tag = add (name, PriorityUserTag, "use", use); |
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| 157 | |
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| 158 | if (tag->tag_refs.size () == 0) |
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| 159 | { |
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| 160 | int priority = PriorityUserTag; |
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| 161 | if (tag->priority > priority) |
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| 162 | { |
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| 163 | priority = tag->priority; |
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| 164 | } |
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| 165 | |
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| 166 | tag->set_use = use; |
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| 167 | |
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| 168 | for (int i = 2; i < words.size (); i++) |
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| 169 | { |
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| 170 | name = words[i]; |
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| 171 | if (name == "") break; |
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| 172 | ref = add (name, priority, "use", use); |
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| 173 | tag->add_tag_ref (ref); |
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| 174 | if (tag->selected) // it was previously selected |
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| 175 | { |
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| 176 | ref->mark (); |
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| 177 | } |
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| 178 | } |
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| 179 | } |
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| 180 | } |
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| 181 | |
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| 182 | /*----------------------------------------------------------*/ |
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| 183 | void Tag::action_exclude (const CmtSystem::cmt_string_vector& words, Use* use) |
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| 184 | { |
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| 185 | cmt_string name; |
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| 186 | Tag* tag; |
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| 187 | Tag* ref; |
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| 188 | |
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| 189 | name = words[1]; |
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| 190 | if (name == "") return; |
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| 191 | |
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| 192 | tag = add (name, PriorityUserTag, "use", use); |
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| 193 | |
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| 194 | if (tag->tag_excludes.size () == 0) |
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| 195 | { |
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| 196 | tag->set_use = use; |
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| 197 | |
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| 198 | int i; |
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| 199 | |
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| 200 | for (i = 2; i < words.size (); i++) |
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| 201 | { |
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| 202 | cmt_string n; |
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| 203 | n = words[i]; |
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| 204 | if (n == "") break; |
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| 205 | ref = add (n, PriorityUserTag, "use", use); |
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| 206 | |
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| 207 | /* |
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| 208 | if (!Cmt::quiet) |
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| 209 | { |
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| 210 | cerr << "Excluding tag " << n << "(" << ref->priority << ") from tag " |
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| 211 | << name << "(" << tag->priority << ")" << endl; |
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| 212 | } |
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| 213 | */ |
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| 214 | |
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| 215 | tag->add_tag_exclude (ref); |
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| 216 | ref->add_tag_exclude (tag); |
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| 217 | } |
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| 218 | |
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| 219 | // |
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| 220 | // We have to check that some of the excluded tags may be already selected. |
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| 221 | // Then we have to figure out which one has to win: |
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| 222 | // |
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| 223 | // the one with the highest priority |
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| 224 | // or the first that had been declared. |
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| 225 | // |
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| 226 | |
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| 227 | int count = 0; |
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| 228 | int winner_count = 0; |
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| 229 | |
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| 230 | Tag* winner = 0; |
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| 231 | |
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| 232 | if (tag->selected) |
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| 233 | { |
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| 234 | count++; |
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| 235 | winner = tag; |
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| 236 | winner_count = 1; |
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| 237 | } |
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| 238 | |
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| 239 | for (i = 0; i < tag->tag_excludes.size (); i++) |
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| 240 | { |
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| 241 | Tag* ref = tag->tag_excludes[i]; |
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| 242 | |
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| 243 | if (ref == 0) continue; |
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| 244 | |
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| 245 | if (ref->selected) |
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| 246 | { |
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| 247 | count++; |
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| 248 | |
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| 249 | if ((winner == 0) || |
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| 250 | (ref->priority > winner->priority)) |
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| 251 | { |
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| 252 | winner = ref; |
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| 253 | winner_count = 1; |
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| 254 | } |
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| 255 | else if (ref->priority == winner->priority) |
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| 256 | { |
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| 257 | winner_count++; |
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| 258 | } |
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| 259 | } |
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| 260 | } |
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| 261 | |
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| 262 | if (count > 1) |
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| 263 | { |
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| 264 | if (winner_count > 1) |
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| 265 | { |
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| 266 | // |
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| 267 | // Several contradictory tags are selected and have the same priority!! |
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| 268 | // |
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| 269 | } |
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| 270 | |
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| 271 | // |
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| 272 | // We have at least one selected, and one winner. |
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| 273 | // All others will be unselected. |
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| 274 | // |
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| 275 | |
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| 276 | if (tag != winner) |
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| 277 | { |
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| 278 | tag->unmark (); |
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| 279 | } |
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| 280 | |
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| 281 | for (i = 0; i < tag->tag_excludes.size (); i++) |
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| 282 | { |
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| 283 | Tag* ref = tag->tag_excludes[i]; |
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| 284 | |
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| 285 | if (ref == 0) continue; |
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| 286 | if (ref == winner) continue; |
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| 287 | |
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| 288 | ref->unmark (); |
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| 289 | } |
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| 290 | } |
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| 291 | } |
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| 292 | } |
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| 293 | |
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| 294 | /*----------------------------------------------------------*/ |
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| 295 | Tag* Tag::find (const cmt_string& name) |
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| 296 | { |
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| 297 | static TagPtrVector& Tags = tags (); |
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| 298 | |
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| 299 | int tag_index; |
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| 300 | Tag* tag; |
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| 301 | |
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| 302 | if (Tags.size () == 0) return (0); |
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| 303 | |
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| 304 | for (tag_index = 0; tag_index < Tags.size (); tag_index++) |
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| 305 | { |
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| 306 | tag = Tags[tag_index]; |
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| 307 | |
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| 308 | if ((tag != 0) && (tag->name == name)) |
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| 309 | { |
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| 310 | return (tag); |
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| 311 | } |
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| 312 | } |
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| 313 | |
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| 314 | return (0); |
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| 315 | } |
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| 316 | |
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| 317 | /*----------------------------------------------------------*/ |
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| 318 | Tag* Tag::add (const cmt_string& name, |
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| 319 | int priority, |
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| 320 | const cmt_string& context, |
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| 321 | Use* use) |
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| 322 | { |
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| 323 | static TagPtrVector& Tags = tags (); |
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| 324 | static TagVector& AllTags = all_tags (); |
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| 325 | |
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| 326 | Tag* tag; |
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| 327 | |
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| 328 | if (name == "") return (0); |
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| 329 | |
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| 330 | /* |
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| 331 | if (Cmt::debug) |
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| 332 | { |
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| 333 | cmt_string t = "Tag::add> "; |
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| 334 | t += name; |
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| 335 | Database::dump (t, Database::key_tag); |
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| 336 | } |
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| 337 | */ |
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| 338 | |
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| 339 | tag = find (name); |
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| 340 | if (tag != 0) |
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| 341 | { |
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| 342 | if (priority > tag->priority) |
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| 343 | { |
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| 344 | tag->priority = priority; |
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| 345 | |
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| 346 | /* |
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| 347 | if (!Cmt::quiet) |
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| 348 | { |
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| 349 | cerr << "increasing priority of " << name << " p=" << priority << endl; |
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| 350 | } |
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| 351 | */ |
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| 352 | } |
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| 353 | else |
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| 354 | { |
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| 355 | /* |
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| 356 | if (!Cmt::quiet) |
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| 357 | { |
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| 358 | cerr << "keeping priority of " << name << " p=" << tag->priority << endl; |
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| 359 | } |
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| 360 | */ |
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| 361 | } |
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| 362 | |
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| 363 | |
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| 364 | if (Cmt::debug) |
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| 365 | { |
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| 366 | cout << "Tag::add3> tag=" << tag << endl; |
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| 367 | } |
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| 368 | |
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| 369 | return (tag); |
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| 370 | } |
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| 371 | |
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| 372 | /* |
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| 373 | if (!Cmt::quiet) |
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| 374 | { |
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| 375 | cerr << "adding tag " << name << " p=" << priority << endl; |
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| 376 | } |
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| 377 | */ |
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| 378 | |
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| 379 | Tag& tag_object = AllTags.add (); |
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| 380 | tag = &tag_object; |
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| 381 | Tags.push_back (tag); |
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| 382 | |
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| 383 | tag->clear (); |
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| 384 | tag->name = name; |
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| 385 | |
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| 386 | tag->selected = false; |
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| 387 | tag->priority = priority; |
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| 388 | tag->def_use = use; |
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| 389 | tag->context = context; |
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| 390 | |
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| 391 | /* |
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| 392 | if (Cmt::debug) |
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| 393 | { |
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| 394 | cmt_string t = "Tag::add4> "; |
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| 395 | t += name; |
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| 396 | Database::dump (t, Database::key_tag); |
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| 397 | |
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| 398 | cout << "Tag::add5> tag=" << tag << endl; |
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| 399 | } |
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| 400 | */ |
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| 401 | |
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| 402 | return (tag); |
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| 403 | } |
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| 404 | |
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| 405 | /*----------------------------------------------------------*/ |
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| 406 | int Tag::tag_number () |
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| 407 | { |
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| 408 | static TagPtrVector& Tags = tags (); |
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| 409 | |
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| 410 | return (Tags.size ()); |
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| 411 | } |
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| 412 | |
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| 413 | /*----------------------------------------------------------*/ |
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| 414 | Tag* Tag::tag (int index) |
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| 415 | { |
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| 416 | static TagPtrVector& Tags = tags (); |
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| 417 | |
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| 418 | return (Tags[index]); |
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| 419 | } |
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| 420 | |
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| 421 | /*----------------------------------------------------------*/ |
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| 422 | void Tag::clear_all () |
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| 423 | { |
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| 424 | static TagPtrVector& Tags = tags (); |
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| 425 | static TagVector& AllTags = all_tags (); |
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| 426 | |
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| 427 | /* |
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| 428 | if (Cmt::debug) |
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| 429 | { |
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| 430 | cmt_string t = "Tag::clear_all> "; |
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| 431 | Database::dump (t, Database::key_tag); |
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| 432 | } |
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| 433 | */ |
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| 434 | |
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| 435 | int tag_index; |
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| 436 | |
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| 437 | for (tag_index = 0; tag_index < AllTags.size (); tag_index++) |
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| 438 | { |
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| 439 | Tag& tag = AllTags[tag_index]; |
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| 440 | tag.clear (); |
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| 441 | } |
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| 442 | |
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| 443 | Tags.clear (); |
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| 444 | AllTags.clear (); |
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| 445 | |
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| 446 | /* |
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| 447 | if (Cmt::debug) |
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| 448 | { |
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| 449 | cmt_string t = "Tag::clear_all 2> "; |
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| 450 | Database::dump (t, Database::key_tag); |
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| 451 | } |
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| 452 | */ |
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| 453 | } |
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| 454 | |
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| 455 | /*----------------------------------------------------------*/ |
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| 456 | Tag::TagVector& Tag::all_tags () |
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| 457 | { |
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| 458 | static Database& db = Database::instance (); |
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| 459 | static TagVector& AllTags = db.all_tags (); |
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| 460 | |
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| 461 | return (AllTags); |
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| 462 | } |
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| 463 | |
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| 464 | /*----------------------------------------------------------*/ |
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| 465 | Tag::TagPtrVector& Tag::tags () |
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| 466 | { |
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| 467 | static Database& db = Database::instance (); |
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| 468 | static TagPtrVector& Tags = db.tags (); |
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| 469 | |
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| 470 | return (Tags); |
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| 471 | } |
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| 472 | |
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| 473 | /*----------------------------------------------------------*/ |
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| 474 | Tag* Tag::get_default () |
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| 475 | { |
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| 476 | static Tag* default_tag = 0; |
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| 477 | |
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| 478 | if (default_tag == 0) |
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| 479 | { |
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| 480 | default_tag = add ("Default", PriorityDefault, "Default", 0); |
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| 481 | default_tag->selected = true; |
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| 482 | } |
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| 483 | |
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| 484 | return (default_tag); |
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| 485 | } |
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| 486 | |
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| 487 | /*----------------------------------------------------------*/ |
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| 488 | Tag::Tag () |
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| 489 | { |
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| 490 | } |
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| 491 | |
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| 492 | /*----------------------------------------------------------*/ |
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| 493 | Tag::~Tag () |
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| 494 | { |
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| 495 | } |
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| 496 | |
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| 497 | /*----------------------------------------------------------*/ |
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| 498 | void Tag::clear () |
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| 499 | { |
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| 500 | name = ""; |
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| 501 | tag_refs.clear (); |
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| 502 | tag_excludes.clear (); |
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| 503 | priority = PriorityUserTag; |
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| 504 | selected = false; |
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| 505 | def_use = 0; |
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| 506 | set_use = 0; |
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| 507 | context = ""; |
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| 508 | } |
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| 509 | |
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| 510 | /*----------------------------------------------------------*/ |
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| 511 | void Tag::add_tag_ref (Tag* ref) |
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| 512 | { |
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| 513 | if (ref == 0) return; |
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| 514 | |
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| 515 | if (tag_refs.size () > 0) |
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| 516 | { |
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| 517 | int number; |
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| 518 | |
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| 519 | for (number = 0; number < tag_refs.size (); number++) |
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| 520 | { |
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| 521 | Tag* t = tag_refs[number]; |
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| 522 | if (t == ref) return; |
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| 523 | } |
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| 524 | } |
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| 525 | |
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| 526 | tag_refs.push_back (ref); |
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| 527 | } |
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| 528 | |
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| 529 | /*----------------------------------------------------------*/ |
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| 530 | void Tag::add_tag_exclude (Tag* ref) |
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| 531 | { |
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| 532 | if (ref == 0) return; |
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| 533 | |
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| 534 | /* |
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| 535 | if (selected && ref->selected) |
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| 536 | { |
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| 537 | static TagPtrVector& Tags = tags (); |
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| 538 | |
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| 539 | int tag_index; |
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| 540 | |
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| 541 | for (tag_index = 0; tag_index < Tags.size (); tag_index++) |
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| 542 | { |
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| 543 | Tag* t = Tags[tag_index]; |
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| 544 | |
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| 545 | if (t == this) |
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| 546 | { |
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| 547 | ref->unmark (); |
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| 548 | break; |
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| 549 | } |
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| 550 | |
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| 551 | if (t == ref) |
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| 552 | { |
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| 553 | unmark (); |
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| 554 | break; |
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| 555 | } |
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| 556 | } |
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| 557 | } |
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| 558 | */ |
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| 559 | |
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| 560 | if (tag_excludes.size () > 0) |
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| 561 | { |
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| 562 | int number; |
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| 563 | |
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| 564 | for (number = 0; number < tag_excludes.size (); number++) |
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| 565 | { |
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| 566 | Tag* t = tag_excludes[number]; |
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| 567 | if (t == ref) return; |
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| 568 | } |
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| 569 | } |
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| 570 | |
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| 571 | tag_excludes.push_back (ref); |
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| 572 | } |
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| 573 | |
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| 574 | /*----------------------------------------------------------*/ |
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| 575 | void Tag::show (bool quiet) const |
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| 576 | { |
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| 577 | static const cmt_string priority_text[] = { |
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| 578 | "Lowest", |
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| 579 | "Default", |
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| 580 | "Uname", |
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| 581 | "Config", |
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| 582 | "UserTag", |
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| 583 | "PrimaryUserTag", |
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| 584 | "Tag" |
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| 585 | }; |
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| 586 | |
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| 587 | if (selected) |
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| 588 | { |
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| 589 | cout << name; |
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| 590 | |
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| 591 | if (!quiet) |
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| 592 | { |
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| 593 | //cout << "context=" << context << " use=" << def_use << endl; |
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| 594 | |
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| 595 | if ((context == "use") || (def_use != 0)) |
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| 596 | { |
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| 597 | if (def_use != 0) |
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| 598 | { |
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| 599 | cout << " (from "; |
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| 600 | if (context != "use") cout << context; |
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| 601 | cout << "package " << def_use->package << ")"; |
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| 602 | } |
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| 603 | } |
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| 604 | else |
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| 605 | { |
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| 606 | cout << " (from " << context << ")"; |
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| 607 | } |
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| 608 | //cout << " (" << priority_text[priority] << ")"; |
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| 609 | |
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| 610 | if (tag_refs.size () > 0) |
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| 611 | { |
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| 612 | int number; |
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| 613 | |
---|
| 614 | if (set_use != 0) |
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| 615 | { |
---|
| 616 | cout << " package " << set_use->package; |
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| 617 | } |
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| 618 | |
---|
| 619 | cout << " implies ["; |
---|
| 620 | |
---|
| 621 | for (number = 0; number < tag_refs.size (); number++) |
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| 622 | { |
---|
| 623 | Tag* ref = tag_refs[number]; |
---|
| 624 | if (number > 0) cout << " "; |
---|
| 625 | cout << ref->name; |
---|
| 626 | } |
---|
| 627 | |
---|
| 628 | cout << "]"; |
---|
| 629 | } |
---|
| 630 | |
---|
| 631 | if (tag_excludes.size () > 0) |
---|
| 632 | { |
---|
| 633 | int number; |
---|
| 634 | |
---|
| 635 | if (set_use != 0) |
---|
| 636 | { |
---|
| 637 | cout << " package " << set_use->package; |
---|
| 638 | } |
---|
| 639 | |
---|
| 640 | cout << " excludes ["; |
---|
| 641 | |
---|
| 642 | for (number = 0; number < tag_excludes.size (); number++) |
---|
| 643 | { |
---|
| 644 | Tag* ref = tag_excludes[number]; |
---|
| 645 | if (number > 0) cout << " "; |
---|
| 646 | cout << ref->name; |
---|
| 647 | } |
---|
| 648 | |
---|
| 649 | cout << "]"; |
---|
| 650 | } |
---|
| 651 | } |
---|
| 652 | cout << endl; |
---|
| 653 | } |
---|
| 654 | } |
---|
| 655 | |
---|
| 656 | /*----------------------------------------------------------*/ |
---|
| 657 | bool Tag::is_selected () const |
---|
| 658 | { |
---|
| 659 | return (selected); |
---|
| 660 | } |
---|
| 661 | |
---|
| 662 | |
---|
| 663 | |
---|