Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "make.h" |
| 18 | |
| 19 | #include "command.h" |
| 20 | #include "print.h" |
| 21 | #include "util.h" |
| 22 | |
| 23 | #include <json/reader.h> |
Joe Onorato | ce0bd06 | 2019-01-14 15:30:05 -0800 | [diff] [blame] | 24 | #include <json/writer.h> |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 25 | #include <json/value.h> |
| 26 | |
| 27 | #include <fstream> |
| 28 | #include <string> |
| 29 | #include <map> |
Romain Guy | d973aff | 2017-01-11 18:34:57 -0800 | [diff] [blame] | 30 | #include <thread> |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 31 | |
| 32 | #include <sys/types.h> |
| 33 | #include <dirent.h> |
| 34 | #include <string.h> |
| 35 | |
| 36 | using namespace std; |
| 37 | |
Joe Onorato | ce0bd06 | 2019-01-14 15:30:05 -0800 | [diff] [blame] | 38 | static bool |
| 39 | map_contains(const map<string,string>& m, const string& k, const string& v) { |
| 40 | map<string,string>::const_iterator it = m.find(k); |
| 41 | if (it == m.end()) { |
| 42 | return false; |
| 43 | } |
| 44 | return it->second == v; |
| 45 | } |
| 46 | |
| 47 | static string |
| 48 | make_cache_filename(const string& outDir) |
| 49 | { |
| 50 | string filename(outDir); |
| 51 | return filename + "/.bit_cache"; |
| 52 | } |
| 53 | |
Joe Onorato | 6c97f49 | 2019-02-27 20:42:37 -0500 | [diff] [blame] | 54 | bool |
| 55 | Module::HasClass(const string& cl) |
| 56 | { |
| 57 | for (vector<string>::const_iterator c = classes.begin(); c != classes.end(); c++) { |
| 58 | if (*c == cl) { |
| 59 | return true; |
| 60 | } |
| 61 | } |
| 62 | return false; |
| 63 | } |
| 64 | |
| 65 | |
Joe Onorato | ce0bd06 | 2019-01-14 15:30:05 -0800 | [diff] [blame] | 66 | BuildVars::BuildVars(const string& outDir, const string& buildProduct, |
| 67 | const string& buildVariant, const string& buildType) |
| 68 | :m_filename(), |
| 69 | m_cache() |
| 70 | { |
| 71 | m_cache["TARGET_PRODUCT"] = buildProduct; |
| 72 | m_cache["TARGET_BUILD_VARIANT"] = buildVariant; |
| 73 | m_cache["TARGET_BUILD_TYPE"] = buildType; |
| 74 | |
| 75 | // If we have any problems reading the file, that's ok, just do |
| 76 | // uncached calls to make / soong. |
| 77 | |
| 78 | if (outDir == "") { |
| 79 | return; |
| 80 | } |
| 81 | |
| 82 | |
| 83 | m_filename = make_cache_filename(outDir); |
| 84 | |
| 85 | std::ifstream stream(m_filename, std::ifstream::binary); |
| 86 | |
| 87 | if (stream.fail()) { |
| 88 | return; |
| 89 | } |
| 90 | |
| 91 | Json::Value json; |
| 92 | Json::Reader reader; |
| 93 | if (!reader.parse(stream, json)) { |
| 94 | return; |
| 95 | } |
| 96 | |
| 97 | if (!json.isObject()) { |
| 98 | return; |
| 99 | } |
| 100 | |
| 101 | map<string,string> cache; |
| 102 | |
| 103 | vector<string> names = json.getMemberNames(); |
| 104 | const int N = names.size(); |
| 105 | for (int i=0; i<N; i++) { |
| 106 | const string& name = names[i]; |
| 107 | const Json::Value& value = json[name]; |
| 108 | if (!value.isString()) { |
| 109 | continue; |
| 110 | } |
| 111 | cache[name] = value.asString(); |
| 112 | } |
| 113 | |
| 114 | // If all of the base variables match, then we can use this cache. Otherwise, use our |
| 115 | // base one. The next time someone reads a value, the new one, with our base varaibles |
| 116 | // will be saved. |
| 117 | if (map_contains(cache, "TARGET_PRODUCT", buildProduct) |
| 118 | && map_contains(cache, "TARGET_BUILD_VARIANT", buildVariant) |
| 119 | && map_contains(cache, "TARGET_BUILD_TYPE", buildType)) { |
| 120 | m_cache = cache; |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | BuildVars::~BuildVars() |
| 125 | { |
| 126 | } |
| 127 | |
| 128 | void |
| 129 | BuildVars::save() |
| 130 | { |
| 131 | if (m_filename == "") { |
| 132 | return; |
| 133 | } |
| 134 | |
| 135 | Json::StyledStreamWriter writer(" "); |
| 136 | |
| 137 | Json::Value json(Json::objectValue); |
| 138 | |
| 139 | for (map<string,string>::const_iterator it = m_cache.begin(); it != m_cache.end(); it++) { |
| 140 | json[it->first] = it->second; |
| 141 | } |
| 142 | |
| 143 | std::ofstream stream(m_filename, std::ofstream::binary); |
| 144 | writer.write(stream, json); |
| 145 | } |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 146 | |
| 147 | string |
Joe Onorato | ce0bd06 | 2019-01-14 15:30:05 -0800 | [diff] [blame] | 148 | BuildVars::GetBuildVar(const string& name, bool quiet) |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 149 | { |
| 150 | int err; |
| 151 | |
Joe Onorato | ce0bd06 | 2019-01-14 15:30:05 -0800 | [diff] [blame] | 152 | map<string,string>::iterator it = m_cache.find(name); |
| 153 | if (it == m_cache.end()) { |
Dan Willemsen | a40118d | 2017-10-17 17:46:41 -0700 | [diff] [blame] | 154 | Command cmd("build/soong/soong_ui.bash"); |
| 155 | cmd.AddArg("--dumpvar-mode"); |
| 156 | cmd.AddArg(name); |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 157 | |
| 158 | string output = trim(get_command_output(cmd, &err, quiet)); |
| 159 | if (err == 0) { |
Joe Onorato | ce0bd06 | 2019-01-14 15:30:05 -0800 | [diff] [blame] | 160 | m_cache[name] = output; |
| 161 | save(); |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 162 | return output; |
| 163 | } else { |
| 164 | return string(); |
| 165 | } |
| 166 | } else { |
| 167 | return it->second; |
| 168 | } |
| 169 | } |
| 170 | |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 171 | void |
| 172 | json_error(const string& filename, const char* error, bool quiet) |
| 173 | { |
| 174 | if (!quiet) { |
| 175 | print_error("Unable to parse module info file (%s): %s", error, filename.c_str()); |
| 176 | print_error("Have you done a full build?"); |
| 177 | } |
| 178 | exit(1); |
| 179 | } |
| 180 | |
| 181 | static void |
| 182 | get_values(const Json::Value& json, const string& name, vector<string>* result) |
| 183 | { |
| 184 | Json::Value nullValue; |
| 185 | |
| 186 | const Json::Value& value = json.get(name, nullValue); |
| 187 | if (!value.isArray()) { |
| 188 | return; |
| 189 | } |
| 190 | |
| 191 | const int N = value.size(); |
| 192 | for (int i=0; i<N; i++) { |
| 193 | const Json::Value& child = value[i]; |
| 194 | if (child.isString()) { |
| 195 | result->push_back(child.asString()); |
| 196 | } |
| 197 | } |
| 198 | } |
| 199 | |
| 200 | void |
| 201 | read_modules(const string& buildOut, const string& device, map<string,Module>* result, bool quiet) |
| 202 | { |
| 203 | string filename(string(buildOut + "/target/product/") + device + "/module-info.json"); |
| 204 | std::ifstream stream(filename, std::ifstream::binary); |
| 205 | |
| 206 | if (stream.fail()) { |
| 207 | if (!quiet) { |
| 208 | print_error("Unable to open module info file: %s", filename.c_str()); |
| 209 | print_error("Have you done a full build?"); |
| 210 | } |
| 211 | exit(1); |
| 212 | } |
| 213 | |
| 214 | Json::Value json; |
| 215 | Json::Reader reader; |
| 216 | if (!reader.parse(stream, json)) { |
| 217 | json_error(filename, "can't parse json format", quiet); |
| 218 | return; |
| 219 | } |
| 220 | |
| 221 | if (!json.isObject()) { |
| 222 | json_error(filename, "root element not an object", quiet); |
| 223 | return; |
| 224 | } |
| 225 | |
| 226 | vector<string> names = json.getMemberNames(); |
| 227 | const int N = names.size(); |
| 228 | for (int i=0; i<N; i++) { |
| 229 | const string& name = names[i]; |
| 230 | |
| 231 | const Json::Value& value = json[name]; |
| 232 | if (!value.isObject()) { |
| 233 | continue; |
| 234 | } |
| 235 | |
| 236 | Module module; |
| 237 | |
| 238 | module.name = name; |
| 239 | get_values(value, "class", &module.classes); |
| 240 | get_values(value, "path", &module.paths); |
| 241 | get_values(value, "installed", &module.installed); |
| 242 | |
| 243 | // Only keep classes we can handle |
| 244 | for (ssize_t i = module.classes.size() - 1; i >= 0; i--) { |
| 245 | string cl = module.classes[i]; |
| 246 | if (!(cl == "JAVA_LIBRARIES" || cl == "EXECUTABLES" || cl == "SHARED_LIBRARIES" |
Joe Onorato | 0520afd | 2017-10-12 00:16:10 -0700 | [diff] [blame] | 247 | || cl == "APPS" || cl == "NATIVE_TESTS")) { |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 248 | module.classes.erase(module.classes.begin() + i); |
| 249 | } |
| 250 | } |
| 251 | if (module.classes.size() == 0) { |
| 252 | continue; |
| 253 | } |
| 254 | |
| 255 | // Only target modules (not host) |
| 256 | for (ssize_t i = module.installed.size() - 1; i >= 0; i--) { |
| 257 | string fn = module.installed[i]; |
| 258 | if (!starts_with(fn, buildOut + "/target/")) { |
| 259 | module.installed.erase(module.installed.begin() + i); |
| 260 | } |
| 261 | } |
| 262 | if (module.installed.size() == 0) { |
| 263 | continue; |
| 264 | } |
| 265 | |
| 266 | (*result)[name] = module; |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | int |
| 271 | build_goals(const vector<string>& goals) |
| 272 | { |
Dan Willemsen | a40118d | 2017-10-17 17:46:41 -0700 | [diff] [blame] | 273 | Command cmd("build/soong/soong_ui.bash"); |
| 274 | cmd.AddArg("--make-mode"); |
Joe Onorato | 0578cbc | 2016-10-19 17:03:06 -0700 | [diff] [blame] | 275 | for (size_t i=0; i<goals.size(); i++) { |
| 276 | cmd.AddArg(goals[i]); |
| 277 | } |
| 278 | |
| 279 | return run_command(cmd); |
| 280 | } |
| 281 | |