Shinichiro Hamaji | 1d545aa | 2015-06-23 15:29:13 +0900 | [diff] [blame] | 1 | // Copyright 2015 Google Inc. All rights reserved |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
Fumitoshi Ukai | 744bb2b | 2015-06-25 00:10:52 +0900 | [diff] [blame] | 15 | // +build ignore |
| 16 | |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 17 | #include "dep.h" |
| 18 | |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 19 | #include <algorithm> |
Shinichiro Hamaji | 485f912 | 2015-06-26 07:06:14 +0900 | [diff] [blame] | 20 | #include <iterator> |
Dan Willemsen | b248caa | 2015-10-01 16:07:48 -0700 | [diff] [blame] | 21 | #include <map> |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 22 | #include <memory> |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 23 | #include <unordered_map> |
| 24 | #include <unordered_set> |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 25 | |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 26 | #include "eval.h" |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 27 | #include "fileutil.h" |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 28 | #include "log.h" |
| 29 | #include "rule.h" |
Shinichiro Hamaji | 54a3d53 | 2016-02-16 17:33:27 +0900 | [diff] [blame] | 30 | #include "stats.h" |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 31 | #include "strutil.h" |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 32 | #include "symtab.h" |
Shinichiro Hamaji | 54a3d53 | 2016-02-16 17:33:27 +0900 | [diff] [blame] | 33 | #include "timeutil.h" |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 34 | #include "var.h" |
| 35 | |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 36 | namespace { |
| 37 | |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 38 | static vector<DepNode*>* g_dep_node_pool; |
| 39 | |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 40 | static Symbol ReplaceSuffix(Symbol s, Symbol newsuf) { |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 41 | string r; |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 42 | AppendString(StripExt(s.str()), &r); |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 43 | r += '.'; |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 44 | AppendString(newsuf.str(), &r); |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 45 | return Intern(r); |
| 46 | } |
| 47 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 48 | void ApplyOutputPattern(const Rule& r, |
| 49 | Symbol output, |
| 50 | const vector<Symbol>& inputs, |
| 51 | vector<Symbol>* out_inputs) { |
| 52 | if (inputs.empty()) |
| 53 | return; |
| 54 | if (r.is_suffix_rule) { |
| 55 | for (Symbol input : inputs) { |
| 56 | out_inputs->push_back(ReplaceSuffix(output, input)); |
| 57 | } |
| 58 | return; |
| 59 | } |
| 60 | if (r.output_patterns.empty()) { |
| 61 | copy(inputs.begin(), inputs.end(), back_inserter(*out_inputs)); |
| 62 | return; |
| 63 | } |
| 64 | CHECK(r.output_patterns.size() == 1); |
| 65 | Pattern pat(r.output_patterns[0].str()); |
| 66 | for (Symbol input : inputs) { |
| 67 | string buf; |
| 68 | pat.AppendSubst(output.str(), input.str(), &buf); |
| 69 | out_inputs->push_back(Intern(buf)); |
| 70 | } |
| 71 | } |
| 72 | |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 73 | class RuleTrie { |
| 74 | struct Entry { |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 75 | Entry(const Rule* r, StringPiece s) |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 76 | : rule(r), suffix(s) { |
| 77 | } |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 78 | const Rule* rule; |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 79 | StringPiece suffix; |
| 80 | }; |
| 81 | |
| 82 | public: |
| 83 | RuleTrie() {} |
| 84 | ~RuleTrie() { |
| 85 | for (auto& p : children_) |
| 86 | delete p.second; |
| 87 | } |
| 88 | |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 89 | void Add(StringPiece name, const Rule* rule) { |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 90 | if (name.empty() || name[0] == '%') { |
| 91 | rules_.push_back(Entry(rule, name)); |
| 92 | return; |
| 93 | } |
| 94 | const char c = name[0]; |
| 95 | auto p = children_.emplace(c, nullptr); |
| 96 | if (p.second) { |
| 97 | p.first->second = new RuleTrie(); |
| 98 | } |
| 99 | p.first->second->Add(name.substr(1), rule); |
| 100 | } |
| 101 | |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 102 | void Get(StringPiece name, vector<const Rule*>* rules) const { |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 103 | for (const Entry& ent : rules_) { |
| 104 | if ((ent.suffix.empty() && name.empty()) || |
| 105 | HasSuffix(name, ent.suffix.substr(1))) { |
| 106 | rules->push_back(ent.rule); |
| 107 | } |
| 108 | } |
Shinichiro Hamaji | f772b17 | 2015-06-29 16:05:44 +0900 | [diff] [blame] | 109 | if (name.empty()) |
| 110 | return; |
| 111 | auto found = children_.find(name[0]); |
| 112 | if (found != children_.end()) { |
| 113 | found->second->Get(name.substr(1), rules); |
| 114 | } |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 115 | } |
| 116 | |
| 117 | size_t size() const { |
| 118 | size_t r = rules_.size(); |
| 119 | for (const auto& c : children_) |
| 120 | r += c.second->size(); |
| 121 | return r; |
| 122 | } |
| 123 | |
| 124 | private: |
| 125 | vector<Entry> rules_; |
| 126 | unordered_map<char, RuleTrie*> children_; |
| 127 | }; |
| 128 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 129 | |
| 130 | bool IsSuffixRule(Symbol output) { |
| 131 | if (output.empty() || output.str()[0] != '.') |
| 132 | return false; |
| 133 | const StringPiece rest = StringPiece(output.str()).substr(1); |
| 134 | size_t dot_index = rest.find('.'); |
| 135 | // If there is only a single dot or the third dot, this is not a |
| 136 | // suffix rule. |
| 137 | if (dot_index == string::npos || |
| 138 | rest.substr(dot_index+1).find('.') != string::npos) { |
| 139 | return false; |
| 140 | } |
| 141 | return true; |
| 142 | } |
| 143 | |
| 144 | struct RuleMerger { |
| 145 | vector<const Rule*> rules; |
| 146 | const Rule* primary_rule; |
| 147 | bool is_double_colon; |
| 148 | |
| 149 | RuleMerger() |
| 150 | : primary_rule(nullptr), |
| 151 | is_double_colon(false) { |
| 152 | } |
| 153 | |
| 154 | void AddRule(Symbol output, const Rule* r) { |
| 155 | if (rules.empty()) { |
| 156 | is_double_colon = r->is_double_colon; |
| 157 | } else if (is_double_colon != r->is_double_colon) { |
| 158 | ERROR("%s:%d: *** target file `%s' has both : and :: entries.", |
| 159 | LOCF(r->loc), output.c_str()); |
| 160 | } |
| 161 | |
| 162 | if (primary_rule && !r->cmds.empty() && |
| 163 | !IsSuffixRule(output) && !r->is_double_colon) { |
| 164 | WARN("%s:%d: warning: overriding commands for target `%s'", |
| 165 | LOCF(r->cmd_loc()), output.c_str()); |
| 166 | WARN("%s:%d: warning: ignoring old commands for target `%s'", |
| 167 | LOCF(primary_rule->cmd_loc()), output.c_str()); |
| 168 | primary_rule = r; |
| 169 | } |
| 170 | if (!primary_rule && !r->cmds.empty()) { |
| 171 | primary_rule = r; |
| 172 | } |
| 173 | |
| 174 | rules.push_back(r); |
| 175 | } |
| 176 | |
| 177 | void FillDepNodeFromRule(Symbol output, |
| 178 | const Rule* r, |
| 179 | DepNode* n) const { |
| 180 | if (is_double_colon) |
| 181 | copy(r->cmds.begin(), r->cmds.end(), back_inserter(n->cmds)); |
| 182 | |
| 183 | ApplyOutputPattern(*r, output, r->inputs, &n->actual_inputs); |
| 184 | ApplyOutputPattern(*r, output, r->order_only_inputs, |
| 185 | &n->actual_order_only_inputs); |
| 186 | |
| 187 | if (r->output_patterns.size() >= 1) { |
| 188 | CHECK(r->output_patterns.size() == 1); |
| 189 | n->output_pattern = r->output_patterns[0]; |
| 190 | } |
| 191 | } |
| 192 | |
| 193 | void FillDepNodeLoc(const Rule* r, DepNode* n) const { |
| 194 | n->loc = r->loc; |
| 195 | if (!r->cmds.empty() && r->cmd_lineno) |
| 196 | n->loc.lineno = r->cmd_lineno; |
| 197 | } |
| 198 | |
| 199 | void FillDepNode(Symbol output, |
| 200 | const Rule* pattern_rule, |
| 201 | DepNode* n) const { |
| 202 | if (primary_rule) { |
| 203 | CHECK(!pattern_rule); |
| 204 | FillDepNodeFromRule(output, primary_rule, n); |
| 205 | FillDepNodeLoc(primary_rule, n); |
| 206 | n->cmds = primary_rule->cmds; |
| 207 | } else if (pattern_rule) { |
| 208 | FillDepNodeFromRule(output, pattern_rule, n); |
| 209 | FillDepNodeLoc(pattern_rule, n); |
| 210 | n->cmds = pattern_rule->cmds; |
| 211 | } |
| 212 | |
| 213 | for (const Rule* r : rules) { |
| 214 | if (r == primary_rule) |
| 215 | continue; |
| 216 | FillDepNodeFromRule(output, r, n); |
| 217 | } |
| 218 | } |
| 219 | }; |
| 220 | |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 221 | } // namespace |
| 222 | |
Shinichiro Hamaji | 3ac2a09 | 2015-10-01 18:38:02 +0900 | [diff] [blame] | 223 | DepNode::DepNode(Symbol o, bool p, bool r) |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 224 | : output(o), |
| 225 | has_rule(false), |
Colin Cross | 5b26db3 | 2015-09-29 16:51:02 -0700 | [diff] [blame] | 226 | is_default_target(false), |
Shinichiro Hamaji | 3ac2a09 | 2015-10-01 18:38:02 +0900 | [diff] [blame] | 227 | is_phony(p), |
| 228 | is_restat(r), |
Shinichiro Hamaji | a7984ad | 2015-09-11 16:33:16 +0900 | [diff] [blame] | 229 | rule_vars(NULL), |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 230 | depfile_var(NULL), |
Shinichiro Hamaji | a7984ad | 2015-09-11 16:33:16 +0900 | [diff] [blame] | 231 | output_pattern(Symbol::IsUninitialized()) { |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 232 | g_dep_node_pool->push_back(this); |
| 233 | } |
| 234 | |
| 235 | class DepBuilder { |
| 236 | public: |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 237 | DepBuilder(Evaluator* ev, |
Shinichiro Hamaji | 7a2659e | 2016-02-08 14:32:56 +0900 | [diff] [blame] | 238 | const vector<const Rule*>& rules, |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 239 | const unordered_map<Symbol, Vars*>& rule_vars) |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 240 | : ev_(ev), |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 241 | rule_vars_(rule_vars), |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 242 | implicit_rules_(new RuleTrie()), |
Shinichiro Hamaji | 8f813fe | 2016-02-19 14:32:51 +0900 | [diff] [blame] | 243 | first_rule_(Symbol::IsUninitialized{}), |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 244 | depfile_var_name_(Intern(".KATI_DEPFILE")) { |
Shinichiro Hamaji | 54a3d53 | 2016-02-16 17:33:27 +0900 | [diff] [blame] | 245 | ScopedTimeReporter tr("make dep (populate)"); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 246 | PopulateRules(rules); |
Shinichiro Hamaji | c9b9e5e | 2016-02-18 18:18:54 +0900 | [diff] [blame] | 247 | // TODO? |
| 248 | //LOG_STAT("%zu variables", ev->mutable_vars()->size()); |
Shinichiro Hamaji | b4969af | 2015-06-28 02:06:54 +0900 | [diff] [blame] | 249 | LOG_STAT("%zu explicit rules", rules_.size()); |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 250 | LOG_STAT("%zu implicit rules", implicit_rules_->size()); |
Shinichiro Hamaji | b4969af | 2015-06-28 02:06:54 +0900 | [diff] [blame] | 251 | LOG_STAT("%zu suffix rules", suffix_rules_.size()); |
Shinichiro Hamaji | d40b6fe | 2015-06-29 17:08:42 +0900 | [diff] [blame] | 252 | |
Shinichiro Hamaji | a5ac4d9 | 2016-02-19 14:47:23 +0900 | [diff] [blame] | 253 | HandleSpecialTargets(); |
| 254 | } |
| 255 | |
| 256 | void HandleSpecialTargets() { |
| 257 | Loc loc; |
| 258 | vector<Symbol> targets; |
| 259 | |
| 260 | if (GetRuleInputs(Intern(".PHONY"), &targets, &loc)) { |
| 261 | for (Symbol t : targets) |
| 262 | phony_.insert(t); |
Shinichiro Hamaji | d40b6fe | 2015-06-29 17:08:42 +0900 | [diff] [blame] | 263 | } |
Shinichiro Hamaji | a5ac4d9 | 2016-02-19 14:47:23 +0900 | [diff] [blame] | 264 | if (GetRuleInputs(Intern(".KATI_RESTAT"), &targets, &loc)) { |
| 265 | for (Symbol t : targets) |
| 266 | restat_.insert(t); |
Shinichiro Hamaji | 3ac2a09 | 2015-10-01 18:38:02 +0900 | [diff] [blame] | 267 | } |
Shinichiro Hamaji | a5ac4d9 | 2016-02-19 14:47:23 +0900 | [diff] [blame] | 268 | if (GetRuleInputs(Intern(".SUFFIXES"), &targets, &loc)) { |
| 269 | if (targets.empty()) { |
Shinichiro Hamaji | cbe9f49 | 2015-11-30 16:39:35 +0900 | [diff] [blame] | 270 | suffix_rules_.clear(); |
| 271 | } else { |
| 272 | WARN("%s:%d: kati doesn't support .SUFFIXES with prerequisites", |
Shinichiro Hamaji | a5ac4d9 | 2016-02-19 14:47:23 +0900 | [diff] [blame] | 273 | LOCF(loc)); |
Shinichiro Hamaji | cbe9f49 | 2015-11-30 16:39:35 +0900 | [diff] [blame] | 274 | } |
| 275 | } |
Shinichiro Hamaji | 77be80d | 2015-11-30 16:43:05 +0900 | [diff] [blame] | 276 | |
| 277 | // Note we can safely ignore .DELETE_ON_ERROR for --ninja mode. |
| 278 | static const char* kUnsupportedBuiltinTargets[] = { |
| 279 | ".DEFAULT", |
| 280 | ".PRECIOUS", |
| 281 | ".INTERMEDIATE", |
| 282 | ".SECONDARY", |
| 283 | ".SECONDEXPANSION", |
| 284 | ".IGNORE", |
| 285 | ".LOW_RESOLUTION_TIME", |
| 286 | ".SILENT", |
| 287 | ".EXPORT_ALL_VARIABLES", |
| 288 | ".NOTPARALLEL", |
| 289 | ".ONESHELL", |
| 290 | ".POSIX", |
| 291 | NULL |
| 292 | }; |
| 293 | for (const char** p = kUnsupportedBuiltinTargets; *p; p++) { |
Shinichiro Hamaji | a5ac4d9 | 2016-02-19 14:47:23 +0900 | [diff] [blame] | 294 | if (GetRuleInputs(Intern(*p), &targets, &loc)) { |
| 295 | WARN("%s:%d: kati doesn't support %s", LOCF(loc), *p); |
Shinichiro Hamaji | 77be80d | 2015-11-30 16:43:05 +0900 | [diff] [blame] | 296 | } |
| 297 | } |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 298 | } |
| 299 | |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 300 | ~DepBuilder() { |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 301 | } |
| 302 | |
Shinichiro Hamaji | a62b02a | 2015-10-01 14:21:40 +0900 | [diff] [blame] | 303 | void Build(vector<Symbol> targets, vector<DepNode*>* nodes) { |
Shinichiro Hamaji | 8f813fe | 2016-02-19 14:32:51 +0900 | [diff] [blame] | 304 | if (!first_rule_.IsValid()) { |
Colin Cross | 5b26db3 | 2015-09-29 16:51:02 -0700 | [diff] [blame] | 305 | ERROR("*** No targets."); |
| 306 | } |
Shinichiro Hamaji | 43defe0 | 2015-07-11 07:06:43 +0900 | [diff] [blame] | 307 | |
Shinichiro Hamaji | 6ff74ce | 2015-10-03 11:58:35 +0900 | [diff] [blame] | 308 | if (!g_flags.gen_all_targets && targets.empty()) { |
Shinichiro Hamaji | 8f813fe | 2016-02-19 14:32:51 +0900 | [diff] [blame] | 309 | targets.push_back(first_rule_); |
Shinichiro Hamaji | 319b649 | 2015-09-24 14:23:55 +0900 | [diff] [blame] | 310 | } |
Shinichiro Hamaji | 7223e7b | 2015-09-28 15:17:27 +0900 | [diff] [blame] | 311 | if (g_flags.gen_all_targets) { |
Shinichiro Hamaji | 6ff74ce | 2015-10-03 11:58:35 +0900 | [diff] [blame] | 312 | unordered_set<Symbol> non_root_targets; |
| 313 | for (const auto& p : rules_) { |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 314 | for (const Rule* r : p.second.rules) { |
| 315 | for (Symbol t : r->inputs) |
| 316 | non_root_targets.insert(t); |
| 317 | for (Symbol t : r->order_only_inputs) |
| 318 | non_root_targets.insert(t); |
| 319 | } |
Shinichiro Hamaji | 6ff74ce | 2015-10-03 11:58:35 +0900 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | for (const auto& p : rules_) { |
| 323 | Symbol t = p.first; |
| 324 | if (!non_root_targets.count(t)) { |
| 325 | targets.push_back(p.first); |
| 326 | } |
| 327 | } |
Shinichiro Hamaji | 7223e7b | 2015-09-28 15:17:27 +0900 | [diff] [blame] | 328 | } |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 329 | |
| 330 | // TODO: LogStats? |
| 331 | |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 332 | for (Symbol target : targets) { |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 333 | cur_rule_vars_.reset(new Vars); |
| 334 | ev_->set_current_scope(cur_rule_vars_.get()); |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 335 | DepNode* n = BuildPlan(target, Intern("")); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 336 | nodes->push_back(n); |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 337 | ev_->set_current_scope(NULL); |
| 338 | cur_rule_vars_.reset(NULL); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 339 | } |
| 340 | } |
| 341 | |
| 342 | private: |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 343 | bool Exists(Symbol target) { |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 344 | auto found = rules_.find(target); |
| 345 | if (found != rules_.end()) |
| 346 | return true; |
| 347 | if (phony_.count(target)) |
| 348 | return true; |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 349 | return ::Exists(target.str()); |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 350 | } |
| 351 | |
Shinichiro Hamaji | a5ac4d9 | 2016-02-19 14:47:23 +0900 | [diff] [blame] | 352 | bool GetRuleInputs(Symbol s, vector<Symbol>* o, Loc* l) { |
| 353 | auto found = rules_.find(s); |
| 354 | if (found == rules_.end()) |
| 355 | return false; |
| 356 | |
| 357 | o->clear(); |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 358 | CHECK(!found->second.rules.empty()); |
| 359 | *l = found->second.rules.front()->loc; |
| 360 | for (const Rule* r : found->second.rules) { |
| 361 | for (Symbol i : r->inputs) |
| 362 | o->push_back(i); |
Shinichiro Hamaji | a5ac4d9 | 2016-02-19 14:47:23 +0900 | [diff] [blame] | 363 | } |
| 364 | return true; |
| 365 | } |
| 366 | |
Shinichiro Hamaji | 7a2659e | 2016-02-08 14:32:56 +0900 | [diff] [blame] | 367 | void PopulateRules(const vector<const Rule*>& rules) { |
| 368 | for (const Rule* rule : rules) { |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 369 | if (rule->outputs.empty()) { |
| 370 | PopulateImplicitRule(rule); |
| 371 | } else { |
| 372 | PopulateExplicitRule(rule); |
| 373 | } |
| 374 | } |
Shinichiro Hamaji | 65657d9 | 2015-06-24 17:05:50 +0900 | [diff] [blame] | 375 | for (auto& p : suffix_rules_) { |
| 376 | reverse(p.second.begin(), p.second.end()); |
| 377 | } |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 378 | } |
| 379 | |
Shinichiro Hamaji | 7a2659e | 2016-02-08 14:32:56 +0900 | [diff] [blame] | 380 | bool PopulateSuffixRule(const Rule* rule, Symbol output) { |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 381 | if (!IsSuffixRule(output)) |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 382 | return false; |
| 383 | |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 384 | const StringPiece rest = StringPiece(output.str()).substr(1); |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 385 | size_t dot_index = rest.find('.'); |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 386 | |
| 387 | StringPiece input_suffix = rest.substr(0, dot_index); |
| 388 | StringPiece output_suffix = rest.substr(dot_index+1); |
| 389 | shared_ptr<Rule> r = make_shared<Rule>(*rule); |
| 390 | r->inputs.clear(); |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 391 | r->inputs.push_back(Intern(input_suffix)); |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 392 | r->is_suffix_rule = true; |
| 393 | suffix_rules_[output_suffix].push_back(r); |
| 394 | return true; |
| 395 | } |
| 396 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 397 | void PopulateExplicitRule(const Rule* rule) { |
| 398 | for (Symbol output : rule->outputs) { |
| 399 | if (!first_rule_.IsValid() && output.get(0) != '.') { |
| 400 | first_rule_ = output; |
Shinichiro Hamaji | 53ffb07 | 2015-09-26 12:07:22 +0900 | [diff] [blame] | 401 | } |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 402 | rules_[output].AddRule(output, rule); |
| 403 | PopulateSuffixRule(rule, output); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 404 | } |
| 405 | } |
| 406 | |
Shinichiro Hamaji | 0a6e2a4 | 2016-02-16 19:21:26 +0900 | [diff] [blame] | 407 | static bool IsIgnorableImplicitRule(const Rule* rule) { |
Shinichiro Hamaji | 6ba7964 | 2016-02-16 19:13:29 +0900 | [diff] [blame] | 408 | // As kati doesn't have RCS/SCCS related default rules, we can |
| 409 | // safely ignore suppression for them. |
| 410 | if (rule->inputs.size() != 1) |
| 411 | return false; |
| 412 | if (!rule->order_only_inputs.empty()) |
| 413 | return false; |
| 414 | if (!rule->cmds.empty()) |
| 415 | return false; |
| 416 | const string& i = rule->inputs[0].str(); |
| 417 | return (i == "RCS/%,v" || i == "RCS/%" || i == "%,v" || |
| 418 | i == "s.%" || i == "SCCS/s.%"); |
| 419 | } |
| 420 | |
Shinichiro Hamaji | 7a2659e | 2016-02-08 14:32:56 +0900 | [diff] [blame] | 421 | void PopulateImplicitRule(const Rule* rule) { |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 422 | for (Symbol output_pattern : rule->output_patterns) { |
Shinichiro Hamaji | 0a6e2a4 | 2016-02-16 19:21:26 +0900 | [diff] [blame] | 423 | if (output_pattern.str() != "%" || !IsIgnorableImplicitRule(rule)) |
Shinichiro Hamaji | 6ba7964 | 2016-02-16 19:13:29 +0900 | [diff] [blame] | 424 | implicit_rules_->Add(output_pattern.str(), rule); |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 425 | } |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 426 | } |
| 427 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 428 | const RuleMerger* LookupRuleMerger(Symbol o) { |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 429 | auto found = rules_.find(o); |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 430 | if (found != rules_.end()) { |
| 431 | return &found->second; |
| 432 | } |
| 433 | return nullptr; |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 434 | } |
| 435 | |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 436 | Vars* LookupRuleVars(Symbol o) { |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 437 | auto found = rule_vars_.find(o); |
| 438 | if (found != rule_vars_.end()) |
| 439 | return found->second; |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 440 | return nullptr; |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 441 | } |
| 442 | |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 443 | bool CanPickImplicitRule(const Rule* rule, Symbol output, DepNode* n, |
| 444 | shared_ptr<Rule>* out_rule) { |
| 445 | Symbol matched(Symbol::IsUninitialized{}); |
| 446 | for (Symbol output_pattern : rule->output_patterns) { |
| 447 | Pattern pat(output_pattern.str()); |
| 448 | if (pat.Match(output.str())) { |
| 449 | bool ok = true; |
| 450 | for (Symbol input : rule->inputs) { |
| 451 | string buf; |
| 452 | pat.AppendSubst(output.str(), input.str(), &buf); |
| 453 | if (!Exists(Intern(buf))) { |
| 454 | ok = false; |
| 455 | break; |
| 456 | } |
| 457 | } |
| 458 | |
| 459 | if (ok) { |
| 460 | matched = output_pattern; |
| 461 | break; |
| 462 | } |
| 463 | } |
| 464 | } |
| 465 | if (!matched.IsValid()) |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 466 | return false; |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 467 | |
| 468 | *out_rule = make_shared<Rule>(*rule); |
| 469 | if ((*out_rule)->output_patterns.size() > 1) { |
| 470 | // We should mark all other output patterns as used. |
| 471 | Pattern pat(matched.str()); |
| 472 | for (Symbol output_pattern : rule->output_patterns) { |
| 473 | if (output_pattern == matched) |
| 474 | continue; |
| 475 | string buf; |
| 476 | pat.AppendSubst(output.str(), output_pattern.str(), &buf); |
| 477 | done_[Intern(buf)] = n; |
| 478 | } |
| 479 | (*out_rule)->output_patterns.clear(); |
| 480 | (*out_rule)->output_patterns.push_back(matched); |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 481 | } |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 482 | |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 483 | return true; |
| 484 | } |
| 485 | |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 486 | Vars* MergeImplicitRuleVars(Symbol output, Vars* vars) { |
Shinichiro Hamaji | dca79a3 | 2015-06-24 15:27:33 +0900 | [diff] [blame] | 487 | auto found = rule_vars_.find(output); |
| 488 | if (found == rule_vars_.end()) |
| 489 | return vars; |
| 490 | if (vars == NULL) |
| 491 | return found->second; |
| 492 | // TODO: leak. |
| 493 | Vars* r = new Vars(*found->second); |
| 494 | for (auto p : *vars) { |
| 495 | (*r)[p.first] = p.second; |
| 496 | } |
| 497 | return r; |
| 498 | } |
| 499 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 500 | bool PickRule(Symbol output, |
| 501 | DepNode* n, |
| 502 | const RuleMerger** out_rule_merger, |
| 503 | shared_ptr<Rule>* pattern_rule, |
| 504 | Vars** out_var) { |
| 505 | const RuleMerger* rule_merger = LookupRuleMerger(output); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 506 | Vars* vars = LookupRuleVars(output); |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 507 | *out_rule_merger = rule_merger; |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 508 | *out_var = vars; |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 509 | if (rule_merger && rule_merger->primary_rule) |
| 510 | return true; |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 511 | |
Shinichiro Hamaji | 7eac665 | 2016-02-02 12:25:08 +0900 | [diff] [blame] | 512 | vector<const Rule*> irules; |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 513 | implicit_rules_->Get(output.str(), &irules); |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 514 | for (auto iter = irules.rbegin(); iter != irules.rend(); ++iter) { |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 515 | if (!CanPickImplicitRule(*iter, output, n, pattern_rule)) |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 516 | continue; |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 517 | if (rule_merger) { |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 518 | return true; |
| 519 | } |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 520 | CHECK((*pattern_rule)->output_patterns.size() == 1); |
| 521 | vars = MergeImplicitRuleVars((*pattern_rule)->output_patterns[0], vars); |
Shinichiro Hamaji | 271c580 | 2016-01-26 15:11:57 +0900 | [diff] [blame] | 522 | *out_var = vars; |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 523 | return true; |
| 524 | } |
| 525 | |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 526 | StringPiece output_suffix = GetExt(output.str()); |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 527 | if (output_suffix.get(0) != '.') |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 528 | return rule_merger; |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 529 | output_suffix = output_suffix.substr(1); |
Shinichiro Hamaji | 4a71131 | 2015-06-19 14:44:20 +0900 | [diff] [blame] | 530 | |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 531 | SuffixRuleMap::const_iterator found = suffix_rules_.find(output_suffix); |
| 532 | if (found == suffix_rules_.end()) |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 533 | return rule_merger; |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 534 | |
| 535 | for (shared_ptr<Rule> irule : found->second) { |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 536 | CHECK(irule->inputs.size() == 1); |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 537 | Symbol input = ReplaceSuffix(output, irule->inputs[0]); |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 538 | if (!Exists(input)) |
| 539 | continue; |
| 540 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 541 | *pattern_rule = irule; |
| 542 | if (rule_merger) |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 543 | return true; |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 544 | if (vars) { |
Shinichiro Hamaji | dca79a3 | 2015-06-24 15:27:33 +0900 | [diff] [blame] | 545 | CHECK(irule->outputs.size() == 1); |
| 546 | vars = MergeImplicitRuleVars(irule->outputs[0], vars); |
| 547 | *out_var = vars; |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 548 | } |
Shinichiro Hamaji | 52dbb60 | 2015-06-19 15:57:07 +0900 | [diff] [blame] | 549 | return true; |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 550 | } |
| 551 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 552 | return rule_merger; |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 553 | } |
| 554 | |
Shinichiro Hamaji | 8d50301 | 2015-07-03 16:26:15 +0900 | [diff] [blame] | 555 | DepNode* BuildPlan(Symbol output, Symbol needed_by UNUSED) { |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 556 | LOG("BuildPlan: %s for %s", |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 557 | output.c_str(), |
| 558 | needed_by.c_str()); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 559 | |
| 560 | auto found = done_.find(output); |
| 561 | if (found != done_.end()) { |
| 562 | return found->second; |
| 563 | } |
| 564 | |
Shinichiro Hamaji | 3ac2a09 | 2015-10-01 18:38:02 +0900 | [diff] [blame] | 565 | DepNode* n = new DepNode(output, |
| 566 | phony_.count(output), |
| 567 | restat_.count(output)); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 568 | done_[output] = n; |
| 569 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 570 | const RuleMerger* rule_merger = nullptr; |
| 571 | shared_ptr<Rule> pattern_rule; |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 572 | Vars* vars; |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 573 | if (!PickRule(output, n, &rule_merger, &pattern_rule, &vars)) { |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 574 | return n; |
| 575 | } |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 576 | if (rule_merger) |
| 577 | rule_merger->FillDepNode(output, pattern_rule.get(), n); |
| 578 | else |
| 579 | RuleMerger().FillDepNode(output, pattern_rule.get(), n); |
Shinichiro Hamaji | a7984ad | 2015-09-11 16:33:16 +0900 | [diff] [blame] | 580 | |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 581 | vector<unique_ptr<ScopedVar>> sv; |
| 582 | if (vars) { |
| 583 | for (const auto& p : *vars) { |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 584 | Symbol name = p.first; |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 585 | RuleVar* var = reinterpret_cast<RuleVar*>(p.second); |
| 586 | CHECK(var); |
| 587 | Var* new_var = var->v(); |
| 588 | if (var->op() == AssignOp::PLUS_EQ) { |
| 589 | Var* old_var = ev_->LookupVar(name); |
| 590 | if (old_var->IsDefined()) { |
| 591 | // TODO: This would be incorrect and has a leak. |
| 592 | shared_ptr<string> s = make_shared<string>(); |
| 593 | old_var->Eval(ev_, s.get()); |
Shinichiro Hamaji | 3c785c7 | 2015-06-23 19:22:34 +0900 | [diff] [blame] | 594 | if (!s->empty()) |
| 595 | *s += ' '; |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 596 | new_var->Eval(ev_, s.get()); |
Shinichiro Hamaji | 5081c71 | 2015-08-14 16:49:20 +0900 | [diff] [blame] | 597 | new_var = new SimpleVar(*s, old_var->Origin()); |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 598 | } |
| 599 | } else if (var->op() == AssignOp::QUESTION_EQ) { |
| 600 | Var* old_var = ev_->LookupVar(name); |
| 601 | if (old_var->IsDefined()) { |
| 602 | continue; |
| 603 | } |
| 604 | } |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 605 | |
| 606 | if (name == depfile_var_name_) { |
| 607 | n->depfile_var = new_var; |
| 608 | } else { |
| 609 | sv.emplace_back(new ScopedVar(cur_rule_vars_.get(), name, new_var)); |
| 610 | } |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 611 | } |
| 612 | } |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 613 | |
Shinichiro Hamaji | 53ffb07 | 2015-09-26 12:07:22 +0900 | [diff] [blame] | 614 | for (Symbol input : n->actual_inputs) { |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 615 | DepNode* c = BuildPlan(input, output); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 616 | n->deps.push_back(c); |
| 617 | } |
| 618 | |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 619 | for (Symbol input : n->actual_order_only_inputs) { |
Shinichiro Hamaji | 704e4fe | 2015-06-24 17:37:47 +0900 | [diff] [blame] | 620 | DepNode* c = BuildPlan(input, output); |
Shinichiro Hamaji | 183dbb9 | 2015-07-06 17:21:39 +0900 | [diff] [blame] | 621 | n->order_onlys.push_back(c); |
Shinichiro Hamaji | 704e4fe | 2015-06-24 17:37:47 +0900 | [diff] [blame] | 622 | } |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 623 | |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 624 | n->has_rule = true; |
Shinichiro Hamaji | 0325b16 | 2016-02-19 14:55:09 +0900 | [diff] [blame] | 625 | n->is_default_target = first_rule_ == output; |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 626 | if (cur_rule_vars_->empty()) { |
| 627 | n->rule_vars = NULL; |
| 628 | } else { |
| 629 | n->rule_vars = new Vars; |
| 630 | for (auto p : *cur_rule_vars_) { |
| 631 | n->rule_vars->insert(p); |
| 632 | } |
| 633 | } |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 634 | |
| 635 | return n; |
| 636 | } |
| 637 | |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 638 | Evaluator* ev_; |
Shinichiro Hamaji | 3727d21 | 2016-02-19 15:21:32 +0900 | [diff] [blame] | 639 | map<Symbol, RuleMerger> rules_; |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 640 | const unordered_map<Symbol, Vars*>& rule_vars_; |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 641 | unique_ptr<Vars> cur_rule_vars_; |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 642 | |
Shinichiro Hamaji | 2a04789 | 2015-06-29 13:56:41 +0900 | [diff] [blame] | 643 | unique_ptr<RuleTrie> implicit_rules_; |
Shinichiro Hamaji | 0562c30 | 2015-06-19 15:30:49 +0900 | [diff] [blame] | 644 | typedef unordered_map<StringPiece, vector<shared_ptr<Rule>>> SuffixRuleMap; |
| 645 | SuffixRuleMap suffix_rules_; |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 646 | |
Shinichiro Hamaji | 8f813fe | 2016-02-19 14:32:51 +0900 | [diff] [blame] | 647 | Symbol first_rule_; |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 648 | unordered_map<Symbol, DepNode*> done_; |
| 649 | unordered_set<Symbol> phony_; |
Shinichiro Hamaji | 3ac2a09 | 2015-10-01 18:38:02 +0900 | [diff] [blame] | 650 | unordered_set<Symbol> restat_; |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 651 | Symbol depfile_var_name_; |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 652 | }; |
| 653 | |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 654 | void MakeDep(Evaluator* ev, |
Shinichiro Hamaji | 7a2659e | 2016-02-08 14:32:56 +0900 | [diff] [blame] | 655 | const vector<const Rule*>& rules, |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 656 | const unordered_map<Symbol, Vars*>& rule_vars, |
| 657 | const vector<Symbol>& targets, |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 658 | vector<DepNode*>* nodes) { |
Shinichiro Hamaji | ffc52c3 | 2015-06-23 16:51:07 +0900 | [diff] [blame] | 659 | DepBuilder db(ev, rules, rule_vars); |
Shinichiro Hamaji | 54a3d53 | 2016-02-16 17:33:27 +0900 | [diff] [blame] | 660 | ScopedTimeReporter tr("make dep (build)"); |
Shinichiro Hamaji | 776ca30 | 2015-06-06 03:52:48 +0900 | [diff] [blame] | 661 | db.Build(targets, nodes); |
| 662 | } |
| 663 | |
| 664 | void InitDepNodePool() { |
| 665 | g_dep_node_pool = new vector<DepNode*>; |
| 666 | } |
| 667 | |
| 668 | void QuitDepNodePool() { |
| 669 | for (DepNode* n : *g_dep_node_pool) |
| 670 | delete n; |
| 671 | delete g_dep_node_pool; |
| 672 | } |