Shinichiro Hamaji | 5f86e1a | 2015-06-29 14:25:39 +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 | |
| 15 | // +build ignore |
| 16 | |
| 17 | #include "ninja.h" |
| 18 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 19 | #include <stdio.h> |
Shinichiro Hamaji | ed883ef | 2015-07-31 13:15:04 +0900 | [diff] [blame] | 20 | #include <stdlib.h> |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 21 | #include <sys/stat.h> |
| 22 | #include <unistd.h> |
Shinichiro Hamaji | 5f86e1a | 2015-06-29 14:25:39 +0900 | [diff] [blame] | 23 | |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 24 | #include <algorithm> |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 25 | #include <map> |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 26 | #include <string> |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 27 | #include <unordered_map> |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 28 | #include <unordered_set> |
| 29 | |
| 30 | #include "command.h" |
| 31 | #include "dep.h" |
| 32 | #include "eval.h" |
Shinichiro Hamaji | 998ccf7 | 2015-07-18 12:37:02 +0900 | [diff] [blame] | 33 | #include "file_cache.h" |
Shinichiro Hamaji | b58bb4b | 2015-07-30 18:02:51 +0900 | [diff] [blame] | 34 | #include "fileutil.h" |
Shinichiro Hamaji | 5a71a8b | 2015-08-06 19:23:18 +0900 | [diff] [blame] | 35 | #include "find.h" |
Shinichiro Hamaji | 087cecd | 2015-07-06 19:51:58 +0900 | [diff] [blame] | 36 | #include "flags.h" |
Shinichiro Hamaji | c9b0aca | 2015-07-31 16:47:56 +0900 | [diff] [blame] | 37 | #include "func.h" |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 38 | #include "io.h" |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 39 | #include "log.h" |
Shinichiro Hamaji | a8e903f | 2015-08-06 19:41:01 +0900 | [diff] [blame] | 40 | #include "stats.h" |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 41 | #include "string_piece.h" |
| 42 | #include "stringprintf.h" |
| 43 | #include "strutil.h" |
| 44 | #include "var.h" |
Shinichiro Hamaji | d821f6d | 2015-07-14 04:03:27 +0900 | [diff] [blame] | 45 | #include "version.h" |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 46 | |
Shinichiro Hamaji | 383cfe0 | 2015-07-27 16:12:45 +0900 | [diff] [blame] | 47 | static size_t FindCommandLineFlag(StringPiece cmd, StringPiece name) { |
| 48 | const size_t found = cmd.find(name); |
| 49 | if (found == string::npos || found == 0) |
| 50 | return string::npos; |
| 51 | return found; |
| 52 | } |
| 53 | |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 54 | static StringPiece FindCommandLineFlagWithArg(StringPiece cmd, |
| 55 | StringPiece name) { |
Shinichiro Hamaji | 383cfe0 | 2015-07-27 16:12:45 +0900 | [diff] [blame] | 56 | size_t index = FindCommandLineFlag(cmd, name); |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 57 | if (index == string::npos) |
| 58 | return StringPiece(); |
| 59 | |
| 60 | StringPiece val = TrimLeftSpace(cmd.substr(index + name.size())); |
| 61 | index = val.find(name); |
| 62 | while (index != string::npos) { |
| 63 | val = TrimLeftSpace(val.substr(index + name.size())); |
| 64 | index = val.find(name); |
| 65 | } |
| 66 | |
Shinichiro Hamaji | 383cfe0 | 2015-07-27 16:12:45 +0900 | [diff] [blame] | 67 | index = val.find_first_of(" \t"); |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 68 | return val.substr(0, index); |
| 69 | } |
| 70 | |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 71 | static bool StripPrefix(StringPiece p, StringPiece* s) { |
| 72 | if (!HasPrefix(*s, p)) |
| 73 | return false; |
| 74 | *s = s->substr(p.size()); |
| 75 | return true; |
| 76 | } |
| 77 | |
Shinichiro Hamaji | 2c9fcbe | 2015-07-14 03:36:34 +0900 | [diff] [blame] | 78 | size_t GetGomaccPosForAndroidCompileCommand(StringPiece cmdline) { |
| 79 | size_t index = cmdline.find(' '); |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 80 | if (index == string::npos) |
Shinichiro Hamaji | 2c9fcbe | 2015-07-14 03:36:34 +0900 | [diff] [blame] | 81 | return string::npos; |
| 82 | StringPiece cmd = cmdline.substr(0, index); |
| 83 | if (HasSuffix(cmd, "ccache")) { |
| 84 | index++; |
| 85 | size_t pos = GetGomaccPosForAndroidCompileCommand(cmdline.substr(index)); |
| 86 | return pos == string::npos ? string::npos : pos + index; |
| 87 | } |
| 88 | if (!StripPrefix("prebuilts/", &cmd)) |
| 89 | return string::npos; |
| 90 | if (!StripPrefix("gcc/", &cmd) && !StripPrefix("clang/", &cmd)) |
| 91 | return string::npos; |
| 92 | if (!HasSuffix(cmd, "gcc") && !HasSuffix(cmd, "g++") && |
| 93 | !HasSuffix(cmd, "clang") && !HasSuffix(cmd, "clang++")) { |
| 94 | return string::npos; |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 95 | } |
| 96 | |
Shinichiro Hamaji | 2c9fcbe | 2015-07-14 03:36:34 +0900 | [diff] [blame] | 97 | StringPiece rest = cmdline.substr(index); |
| 98 | return rest.find(" -c ") != string::npos ? 0 : string::npos; |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 99 | } |
| 100 | |
| 101 | static bool GetDepfileFromCommandImpl(StringPiece cmd, string* out) { |
Shinichiro Hamaji | 383cfe0 | 2015-07-27 16:12:45 +0900 | [diff] [blame] | 102 | if ((FindCommandLineFlag(cmd, " -MD") == string::npos && |
| 103 | FindCommandLineFlag(cmd, " -MMD") == string::npos) || |
| 104 | FindCommandLineFlag(cmd, " -c") == string::npos) { |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 105 | return false; |
| 106 | } |
| 107 | |
Shinichiro Hamaji | 383cfe0 | 2015-07-27 16:12:45 +0900 | [diff] [blame] | 108 | StringPiece mf = FindCommandLineFlagWithArg(cmd, " -MF"); |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 109 | if (!mf.empty()) { |
| 110 | mf.AppendToString(out); |
| 111 | return true; |
| 112 | } |
| 113 | |
Shinichiro Hamaji | 383cfe0 | 2015-07-27 16:12:45 +0900 | [diff] [blame] | 114 | StringPiece o = FindCommandLineFlagWithArg(cmd, " -o"); |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 115 | if (o.empty()) { |
| 116 | ERROR("Cannot find the depfile in %s", cmd.as_string().c_str()); |
| 117 | return false; |
| 118 | } |
| 119 | |
| 120 | StripExt(o).AppendToString(out); |
| 121 | *out += ".d"; |
| 122 | return true; |
| 123 | } |
| 124 | |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 125 | bool GetDepfileFromCommand(string* cmd, string* out) { |
| 126 | CHECK(!cmd->empty()); |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 127 | if (!GetDepfileFromCommandImpl(*cmd, out)) |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 128 | return false; |
| 129 | |
| 130 | // A hack for Android - llvm-rs-cc seems not to emit a dep file. |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 131 | if (cmd->find("bin/llvm-rs-cc ") != string::npos) { |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 132 | return false; |
| 133 | } |
| 134 | |
| 135 | // TODO: A hack for Makefiles generated by automake. |
| 136 | |
| 137 | // A hack for Android to get .P files instead of .d. |
| 138 | string p; |
| 139 | StripExt(*out).AppendToString(&p); |
| 140 | p += ".P"; |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 141 | if (cmd->find(p) != string::npos) { |
| 142 | const string rm_f = "; rm -f " + *out; |
| 143 | const size_t found = cmd->find(rm_f); |
| 144 | if (found == string::npos) { |
| 145 | ERROR("Cannot find removal of .d file: %s", cmd->c_str()); |
| 146 | } |
| 147 | cmd->erase(found, rm_f.size()); |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 148 | return true; |
| 149 | } |
| 150 | |
| 151 | // A hack for Android. For .s files, GCC does not use C |
| 152 | // preprocessor, so it ignores -MF flag. |
| 153 | string as = "/"; |
| 154 | StripExt(Basename(*out)).AppendToString(&as); |
| 155 | as += ".s"; |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 156 | if (cmd->find(as) != string::npos) { |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 157 | return false; |
| 158 | } |
| 159 | |
Shinichiro Hamaji | d416e61 | 2015-07-18 12:43:34 +0900 | [diff] [blame] | 160 | *cmd += "&& cp "; |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 161 | *cmd += *out; |
| 162 | *cmd += ' '; |
| 163 | *cmd += *out; |
Shinichiro Hamaji | d416e61 | 2015-07-18 12:43:34 +0900 | [diff] [blame] | 164 | *cmd += ".tmp "; |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 165 | *out += ".tmp"; |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 166 | return true; |
| 167 | } |
| 168 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 169 | class NinjaGenerator { |
| 170 | public: |
Shinichiro Hamaji | f9869fc | 2015-09-28 17:18:59 +0900 | [diff] [blame] | 171 | NinjaGenerator(Evaluator* ev, double start_time) |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 172 | : ce_(ev), |
| 173 | ev_(ev), |
| 174 | fp_(NULL), |
| 175 | rule_id_(0), |
| 176 | start_time_(start_time), |
Shinichiro Hamaji | 1134716 | 2016-01-20 16:23:22 +0900 | [diff] [blame] | 177 | default_target_(NULL) { |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 178 | ev_->set_avoid_io(true); |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 179 | shell_ = ev->EvalVar(kShellSym); |
Shinichiro Hamaji | 003d06e | 2015-09-09 18:22:04 +0900 | [diff] [blame] | 180 | if (g_flags.goma_dir) |
| 181 | gomacc_ = StringPrintf("%s/gomacc ", g_flags.goma_dir); |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 182 | |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 183 | GetExecutablePath(&kati_binary_); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 184 | } |
| 185 | |
| 186 | ~NinjaGenerator() { |
| 187 | ev_->set_avoid_io(false); |
| 188 | } |
| 189 | |
Shinichiro Hamaji | 998ccf7 | 2015-07-18 12:37:02 +0900 | [diff] [blame] | 190 | void Generate(const vector<DepNode*>& nodes, |
Shinichiro Hamaji | 998ccf7 | 2015-07-18 12:37:02 +0900 | [diff] [blame] | 191 | const string& orig_args) { |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 192 | unlink(GetStampFilename().c_str()); |
Shinichiro Hamaji | 9c5e60c | 2015-09-29 13:26:45 +0900 | [diff] [blame] | 193 | GenerateNinja(nodes, orig_args); |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 194 | GenerateShell(); |
Dan Willemsen | 8741741 | 2015-08-24 17:57:12 -0700 | [diff] [blame] | 195 | GenerateStamp(orig_args); |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 196 | } |
| 197 | |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 198 | static string GetNinjaFilename() { |
| 199 | return GetFilename("build%s.ninja"); |
Colin Cross | 0850f7d | 2015-09-14 15:11:45 -0700 | [diff] [blame] | 200 | } |
| 201 | |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 202 | static string GetShellScriptFilename() { |
| 203 | return GetFilename("ninja%s.sh"); |
| 204 | } |
| 205 | |
| 206 | static string GetStampFilename() { |
| 207 | return GetFilename(".kati_stamp%s"); |
| 208 | } |
| 209 | |
| 210 | static string GetStampTempFilename() { |
| 211 | return GetFilename(".kati_stamp%s.tmp"); |
Shinichiro Hamaji | 8ef0ce5 | 2016-01-19 18:07:43 +0900 | [diff] [blame] | 212 | } |
| 213 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 214 | private: |
| 215 | string GenRuleName() { |
| 216 | return StringPrintf("rule%d", rule_id_++); |
| 217 | } |
| 218 | |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 219 | StringPiece TranslateCommand(const char* in, string* cmd_buf) { |
| 220 | const size_t orig_size = cmd_buf->size(); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 221 | bool prev_backslash = false; |
Shinichiro Hamaji | 53eaaf8 | 2015-07-15 06:09:43 +0900 | [diff] [blame] | 222 | // Set space as an initial value so the leading comment will be |
| 223 | // stripped out. |
| 224 | char prev_char = ' '; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 225 | char quote = 0; |
Shinichiro Hamaji | fc14d5f | 2015-07-28 17:07:57 +0900 | [diff] [blame] | 226 | for (; *in; in++) { |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 227 | switch (*in) { |
| 228 | case '#': |
Shinichiro Hamaji | 53eaaf8 | 2015-07-15 06:09:43 +0900 | [diff] [blame] | 229 | if (quote == 0 && isspace(prev_char)) { |
Shinichiro Hamaji | fc14d5f | 2015-07-28 17:07:57 +0900 | [diff] [blame] | 230 | while (in[1] && *in != '\n') |
| 231 | in++; |
Colin Cross | 415e4a1 | 2015-07-15 18:21:38 -0700 | [diff] [blame] | 232 | } else { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 233 | *cmd_buf += *in; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 234 | } |
Colin Cross | 415e4a1 | 2015-07-15 18:21:38 -0700 | [diff] [blame] | 235 | break; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 236 | |
| 237 | case '\'': |
| 238 | case '"': |
| 239 | case '`': |
| 240 | if (quote) { |
| 241 | if (quote == *in) |
| 242 | quote = 0; |
| 243 | } else if (!prev_backslash) { |
| 244 | quote = *in; |
| 245 | } |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 246 | *cmd_buf += *in; |
Shinichiro Hamaji | 4212e38 | 2015-06-29 17:21:04 +0900 | [diff] [blame] | 247 | break; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 248 | |
| 249 | case '$': |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 250 | *cmd_buf += "$$"; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 251 | break; |
| 252 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 253 | case '\n': |
| 254 | if (prev_backslash) { |
Shinichiro Hamaji | a4dfe75 | 2015-07-28 15:54:36 +0900 | [diff] [blame] | 255 | cmd_buf->resize(cmd_buf->size()-1); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 256 | } else { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 257 | *cmd_buf += ' '; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 258 | } |
Shinichiro Hamaji | 4d15183 | 2015-06-29 18:15:46 +0900 | [diff] [blame] | 259 | break; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 260 | |
| 261 | case '\\': |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 262 | *cmd_buf += '\\'; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 263 | break; |
| 264 | |
| 265 | default: |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 266 | *cmd_buf += *in; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 267 | } |
Colin Cross | f6f1cf4 | 2015-07-15 15:25:30 -0700 | [diff] [blame] | 268 | |
| 269 | if (*in == '\\') { |
| 270 | prev_backslash = !prev_backslash; |
| 271 | } else { |
| 272 | prev_backslash = false; |
| 273 | } |
| 274 | |
Shinichiro Hamaji | 53eaaf8 | 2015-07-15 06:09:43 +0900 | [diff] [blame] | 275 | prev_char = *in; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 276 | } |
| 277 | |
Dan Willemsen | 45c49cc | 2015-08-21 12:39:34 -0700 | [diff] [blame] | 278 | if (prev_backslash) { |
| 279 | cmd_buf->resize(cmd_buf->size()-1); |
| 280 | } |
| 281 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 282 | while (true) { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 283 | char c = (*cmd_buf)[cmd_buf->size()-1]; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 284 | if (!isspace(c) && c != ';') |
| 285 | break; |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 286 | cmd_buf->resize(cmd_buf->size() - 1); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 287 | } |
| 288 | |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 289 | return StringPiece(cmd_buf->data() + orig_size, |
| 290 | cmd_buf->size() - orig_size); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 291 | } |
| 292 | |
Colin Cross | 2e032ba | 2015-07-15 18:33:37 -0700 | [diff] [blame] | 293 | bool GetDescriptionFromCommand(StringPiece cmd, string *out) { |
Colin Cross | 2e032ba | 2015-07-15 18:33:37 -0700 | [diff] [blame] | 294 | if (!HasPrefix(cmd, "echo ")) { |
| 295 | return false; |
| 296 | } |
| 297 | cmd = cmd.substr(5, cmd.size()); |
| 298 | |
Colin Cross | 2e032ba | 2015-07-15 18:33:37 -0700 | [diff] [blame] | 299 | bool prev_backslash = false; |
| 300 | char quote = 0; |
| 301 | string out_buf; |
| 302 | |
| 303 | // Strip outer quotes, and fail if it is not a single echo command |
| 304 | for (StringPiece::iterator in = cmd.begin(); in != cmd.end(); in++) { |
| 305 | if (prev_backslash) { |
| 306 | prev_backslash = false; |
| 307 | out_buf += *in; |
| 308 | } else if (*in == '\\') { |
| 309 | prev_backslash = true; |
| 310 | out_buf += *in; |
| 311 | } else if (quote) { |
| 312 | if (*in == quote) { |
| 313 | quote = 0; |
| 314 | } else { |
| 315 | out_buf += *in; |
| 316 | } |
| 317 | } else { |
| 318 | switch (*in) { |
| 319 | case '\'': |
| 320 | case '"': |
| 321 | case '`': |
| 322 | quote = *in; |
| 323 | break; |
| 324 | |
| 325 | case '<': |
| 326 | case '>': |
| 327 | case '&': |
| 328 | case '|': |
| 329 | case ';': |
| 330 | return false; |
| 331 | |
| 332 | default: |
| 333 | out_buf += *in; |
| 334 | } |
| 335 | } |
| 336 | } |
| 337 | |
| 338 | *out = out_buf; |
| 339 | return true; |
| 340 | } |
| 341 | |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 342 | bool GenShellScript(const vector<Command*>& commands, |
| 343 | string* cmd_buf, |
| 344 | string* description) { |
Shinichiro Hamaji | 1ce0d14 | 2015-11-26 15:21:22 +0900 | [diff] [blame] | 345 | // TODO: This is a dirty hack to set local_pool even without |
| 346 | // --goma_dir or --remote_num_jobs which are not used in AOSP |
| 347 | // anymore. This won't set local_pool for targets which appear |
| 348 | // before the first command which uses gomacc. Fortunately, such |
| 349 | // command appears soon so almost all build targets have |
| 350 | // local_pool appropriately, but it's definitely better to come up |
| 351 | // with a more reliable solution. |
| 352 | static bool was_gomacc_found = false; |
Shinichiro Hamaji | 2ee6ca1 | 2015-07-18 03:37:21 +0900 | [diff] [blame] | 353 | bool got_descritpion = false; |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 354 | bool use_gomacc = false; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 355 | bool should_ignore_error = false; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 356 | for (const Command* c : commands) { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 357 | if (!cmd_buf->empty()) { |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 358 | if (should_ignore_error) { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 359 | *cmd_buf += " ; "; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 360 | } else { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 361 | *cmd_buf += " && "; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 362 | } |
| 363 | } |
| 364 | should_ignore_error = c->ignore_error; |
| 365 | |
Shinichiro Hamaji | fb415ad | 2015-08-14 17:19:34 +0900 | [diff] [blame] | 366 | const char* in = c->cmd.c_str(); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 367 | while (isspace(*in)) |
| 368 | in++; |
| 369 | |
| 370 | bool needs_subshell = commands.size() > 1; |
| 371 | if (*in == '(') { |
| 372 | needs_subshell = false; |
| 373 | } |
| 374 | |
| 375 | if (needs_subshell) |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 376 | *cmd_buf += '('; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 377 | |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 378 | size_t cmd_start = cmd_buf->size(); |
| 379 | StringPiece translated = TranslateCommand(in, cmd_buf); |
Shinichiro Hamaji | 003d06e | 2015-09-09 18:22:04 +0900 | [diff] [blame] | 380 | if (g_flags.detect_android_echo && !got_descritpion && !c->echo && |
Shinichiro Hamaji | 2ee6ca1 | 2015-07-18 03:37:21 +0900 | [diff] [blame] | 381 | GetDescriptionFromCommand(translated, description)) { |
| 382 | got_descritpion = true; |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 383 | cmd_buf->resize(cmd_start); |
Shinichiro Hamaji | 2ee6ca1 | 2015-07-18 03:37:21 +0900 | [diff] [blame] | 384 | translated.clear(); |
| 385 | } |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 386 | if (translated.empty()) { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 387 | *cmd_buf += "true"; |
Shinichiro Hamaji | 003d06e | 2015-09-09 18:22:04 +0900 | [diff] [blame] | 388 | } else if (g_flags.goma_dir) { |
Shinichiro Hamaji | 2c9fcbe | 2015-07-14 03:36:34 +0900 | [diff] [blame] | 389 | size_t pos = GetGomaccPosForAndroidCompileCommand(translated); |
| 390 | if (pos != string::npos) { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 391 | cmd_buf->insert(cmd_start + pos, gomacc_); |
Shinichiro Hamaji | 2c9fcbe | 2015-07-14 03:36:34 +0900 | [diff] [blame] | 392 | use_gomacc = true; |
| 393 | } |
Shinichiro Hamaji | 4cb8a6f | 2015-08-17 16:30:49 +0900 | [diff] [blame] | 394 | } else if (translated.find("/gomacc") != string::npos) { |
| 395 | use_gomacc = true; |
Shinichiro Hamaji | 1ce0d14 | 2015-11-26 15:21:22 +0900 | [diff] [blame] | 396 | was_gomacc_found = true; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 397 | } |
| 398 | |
| 399 | if (c == commands.back() && c->ignore_error) { |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 400 | *cmd_buf += " ; true"; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 401 | } |
| 402 | |
| 403 | if (needs_subshell) |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 404 | *cmd_buf += ')'; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 405 | } |
Shinichiro Hamaji | 1ce0d14 | 2015-11-26 15:21:22 +0900 | [diff] [blame] | 406 | return (was_gomacc_found || g_flags.remote_num_jobs || |
| 407 | g_flags.goma_dir) && !use_gomacc; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 408 | } |
| 409 | |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 410 | bool GetDepfile(DepNode* node, string* cmd_buf, string* depfile) { |
| 411 | if (node->depfile_var) { |
| 412 | node->depfile_var->Eval(ev_, depfile); |
| 413 | return true; |
| 414 | } |
| 415 | |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 416 | *cmd_buf += ' '; |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 417 | bool result = GetDepfileFromCommand(cmd_buf, depfile); |
Shinichiro Hamaji | 1134716 | 2016-01-20 16:23:22 +0900 | [diff] [blame] | 418 | cmd_buf->resize(cmd_buf->size()-1); |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 419 | return result; |
| 420 | } |
| 421 | |
| 422 | void EmitDepfile(DepNode* node, string* cmd_buf) { |
| 423 | string depfile; |
| 424 | if (!GetDepfile(node, cmd_buf, &depfile)) |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 425 | return; |
| 426 | fprintf(fp_, " depfile = %s\n", depfile.c_str()); |
Shinichiro Hamaji | 7196641 | 2015-07-11 03:12:59 +0900 | [diff] [blame] | 427 | fprintf(fp_, " deps = gcc\n"); |
Shinichiro Hamaji | e9f7e67 | 2015-07-03 15:57:45 +0900 | [diff] [blame] | 428 | } |
| 429 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 430 | void EmitNode(DepNode* node) { |
| 431 | auto p = done_.insert(node->output); |
| 432 | if (!p.second) |
| 433 | return; |
| 434 | |
Shinichiro Hamaji | 346b20a | 2015-08-17 14:23:50 +0900 | [diff] [blame] | 435 | // A hack to exclude out phony target in Android. If this exists, |
| 436 | // "ninja -t clean" tries to remove this directory and fails. |
Shinichiro Hamaji | 003d06e | 2015-09-09 18:22:04 +0900 | [diff] [blame] | 437 | if (g_flags.detect_android_echo && node->output.str() == "out") |
Shinichiro Hamaji | 346b20a | 2015-08-17 14:23:50 +0900 | [diff] [blame] | 438 | return; |
| 439 | |
Dan Willemsen | f3a4ced | 2015-08-25 14:22:35 -0700 | [diff] [blame] | 440 | // This node is a leaf node |
| 441 | if (!node->has_rule && !node->is_phony) { |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 442 | return; |
Shinichiro Hamaji | 0f39c52 | 2015-07-07 13:14:02 +0900 | [diff] [blame] | 443 | } |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 444 | |
| 445 | vector<Command*> commands; |
| 446 | ce_.Eval(node, &commands); |
| 447 | |
| 448 | string rule_name = "phony"; |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 449 | bool use_local_pool = false; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 450 | if (!commands.empty()) { |
| 451 | rule_name = GenRuleName(); |
| 452 | fprintf(fp_, "rule %s\n", rule_name.c_str()); |
Colin Cross | 2e032ba | 2015-07-15 18:33:37 -0700 | [diff] [blame] | 453 | |
| 454 | string description = "build $out"; |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 455 | string cmd_buf; |
| 456 | use_local_pool |= GenShellScript(commands, &cmd_buf, &description); |
Colin Cross | 2e032ba | 2015-07-15 18:33:37 -0700 | [diff] [blame] | 457 | fprintf(fp_, " description = %s\n", description.c_str()); |
Shinichiro Hamaji | 85e5ed0 | 2016-01-20 16:25:32 +0900 | [diff] [blame] | 458 | EmitDepfile(node, &cmd_buf); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 459 | |
Shinichiro Hamaji | eb0e5f9 | 2015-07-17 03:38:23 +0900 | [diff] [blame] | 460 | // It seems Linux is OK with ~130kB and Mac's limit is ~250kB. |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 461 | // TODO: Find this number automatically. |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 462 | if (cmd_buf.size() > 100 * 1000) { |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 463 | fprintf(fp_, " rspfile = $out.rsp\n"); |
Shinichiro Hamaji | dbefa65 | 2015-07-27 14:08:42 +0900 | [diff] [blame] | 464 | fprintf(fp_, " rspfile_content = %s\n", cmd_buf.c_str()); |
Shinichiro Hamaji | fb415ad | 2015-08-14 17:19:34 +0900 | [diff] [blame] | 465 | fprintf(fp_, " command = %s $out.rsp\n", shell_.c_str()); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 466 | } else { |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 467 | EscapeShell(&cmd_buf); |
Shinichiro Hamaji | 2e04d30 | 2015-07-24 09:31:18 +0900 | [diff] [blame] | 468 | fprintf(fp_, " command = %s -c \"%s\"\n", |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 469 | shell_.c_str(), cmd_buf.c_str()); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 470 | } |
Shinichiro Hamaji | 3ac2a09 | 2015-10-01 18:38:02 +0900 | [diff] [blame] | 471 | if (node->is_restat) { |
| 472 | fprintf(fp_, " restat = 1\n"); |
| 473 | } |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 474 | } |
| 475 | |
Colin Cross | 5b26db3 | 2015-09-29 16:51:02 -0700 | [diff] [blame] | 476 | EmitBuild(node, rule_name, use_local_pool); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 477 | |
| 478 | for (DepNode* d : node->deps) { |
| 479 | EmitNode(d); |
| 480 | } |
Shinichiro Hamaji | 3f2cf1e | 2015-07-06 18:58:18 +0900 | [diff] [blame] | 481 | for (DepNode* d : node->order_onlys) { |
| 482 | EmitNode(d); |
| 483 | } |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 484 | } |
| 485 | |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 486 | string EscapeBuildTarget(Symbol s) const { |
Shinichiro Hamaji | 753c812 | 2015-07-18 17:16:24 +0900 | [diff] [blame] | 487 | if (s.str().find_first_of("$: ") == string::npos) |
| 488 | return s.str(); |
| 489 | string r; |
| 490 | for (char c : s.str()) { |
| 491 | switch (c) { |
| 492 | case '$': |
| 493 | case ':': |
| 494 | case ' ': |
| 495 | r += '$'; |
| 496 | // fall through. |
| 497 | default: |
| 498 | r += c; |
| 499 | } |
| 500 | } |
| 501 | return r; |
| 502 | } |
| 503 | |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 504 | void EscapeShell(string* s) const { |
Shinichiro Hamaji | c58db99 | 2015-10-09 16:12:32 +0900 | [diff] [blame] | 505 | if (s->find_first_of("$`\\\"") == string::npos) |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 506 | return; |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 507 | string r; |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 508 | bool last_dollar = false; |
| 509 | for (char c : *s) { |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 510 | switch (c) { |
| 511 | case '$': |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 512 | if (last_dollar) { |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 513 | r += c; |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 514 | last_dollar = false; |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 515 | } else { |
| 516 | r += '\\'; |
| 517 | r += c; |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 518 | last_dollar = true; |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 519 | } |
| 520 | break; |
| 521 | case '`': |
| 522 | case '"': |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 523 | case '\\': |
| 524 | r += '\\'; |
| 525 | // fall through. |
| 526 | default: |
| 527 | r += c; |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 528 | last_dollar = false; |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 529 | } |
| 530 | } |
Shinichiro Hamaji | db559f5 | 2015-08-14 17:24:21 +0900 | [diff] [blame] | 531 | s->swap(r); |
Colin Cross | e890a91 | 2015-07-20 13:28:00 -0700 | [diff] [blame] | 532 | } |
| 533 | |
Colin Cross | 5b26db3 | 2015-09-29 16:51:02 -0700 | [diff] [blame] | 534 | void EmitBuild(DepNode* node, const string& rule_name, bool use_local_pool) { |
| 535 | string target = EscapeBuildTarget(node->output); |
Shinichiro Hamaji | 753c812 | 2015-07-18 17:16:24 +0900 | [diff] [blame] | 536 | fprintf(fp_, "build %s: %s", |
Colin Cross | 5b26db3 | 2015-09-29 16:51:02 -0700 | [diff] [blame] | 537 | target.c_str(), |
Shinichiro Hamaji | 753c812 | 2015-07-18 17:16:24 +0900 | [diff] [blame] | 538 | rule_name.c_str()); |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 539 | vector<Symbol> order_onlys; |
Dan Willemsen | 3faa60f | 2015-08-21 13:24:39 -0700 | [diff] [blame] | 540 | if (node->is_phony) { |
| 541 | fprintf(fp_, " _kati_always_build_"); |
| 542 | } |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 543 | for (DepNode* d : node->deps) { |
Shinichiro Hamaji | 753c812 | 2015-07-18 17:16:24 +0900 | [diff] [blame] | 544 | fprintf(fp_, " %s", EscapeBuildTarget(d->output).c_str()); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 545 | } |
Shinichiro Hamaji | 183dbb9 | 2015-07-06 17:21:39 +0900 | [diff] [blame] | 546 | if (!node->order_onlys.empty()) { |
Shinichiro Hamaji | f4820de | 2015-06-29 17:03:17 +0900 | [diff] [blame] | 547 | fprintf(fp_, " ||"); |
Shinichiro Hamaji | 183dbb9 | 2015-07-06 17:21:39 +0900 | [diff] [blame] | 548 | for (DepNode* d : node->order_onlys) { |
Shinichiro Hamaji | 753c812 | 2015-07-18 17:16:24 +0900 | [diff] [blame] | 549 | fprintf(fp_, " %s", EscapeBuildTarget(d->output).c_str()); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 550 | } |
| 551 | } |
| 552 | fprintf(fp_, "\n"); |
Colin Cross | 5b26db3 | 2015-09-29 16:51:02 -0700 | [diff] [blame] | 553 | if (use_local_pool) |
| 554 | fprintf(fp_, " pool = local_pool\n"); |
| 555 | if (node->is_default_target) { |
Shinichiro Hamaji | a62b02a | 2015-10-01 14:21:40 +0900 | [diff] [blame] | 556 | default_target_ = node; |
Colin Cross | 5b26db3 | 2015-09-29 16:51:02 -0700 | [diff] [blame] | 557 | } |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 558 | } |
| 559 | |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 560 | void EmitRegenRules(const string& orig_args) { |
Shinichiro Hamaji | 003d06e | 2015-09-09 18:22:04 +0900 | [diff] [blame] | 561 | if (!g_flags.gen_regen_rule) |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 562 | return; |
| 563 | |
| 564 | fprintf(fp_, "rule regen_ninja\n"); |
| 565 | fprintf(fp_, " command = %s\n", orig_args.c_str()); |
| 566 | fprintf(fp_, " generator = 1\n"); |
| 567 | fprintf(fp_, " description = Regenerate ninja files due to dependency\n"); |
| 568 | fprintf(fp_, "build %s: regen_ninja", GetNinjaFilename().c_str()); |
| 569 | unordered_set<string> makefiles; |
| 570 | MakefileCacheManager::Get()->GetAllFilenames(&makefiles); |
| 571 | for (const string& makefile : makefiles) { |
| 572 | fprintf(fp_, " %.*s", SPF(makefile)); |
| 573 | } |
Shinichiro Hamaji | b58bb4b | 2015-07-30 18:02:51 +0900 | [diff] [blame] | 574 | fprintf(fp_, " %s", kati_binary_.c_str()); |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 575 | fprintf(fp_, "\n\n"); |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 576 | } |
| 577 | |
Shinichiro Hamaji | 5a5a7f6 | 2015-12-12 12:44:00 +0900 | [diff] [blame] | 578 | static string GetEnvScriptFilename() { |
Colin Cross | 27df531 | 2015-11-09 13:39:14 -0800 | [diff] [blame] | 579 | return GetFilename("env%s.sh"); |
| 580 | } |
| 581 | |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 582 | static string GetFilename(const char* fmt) { |
| 583 | string r = g_flags.ninja_dir ? g_flags.ninja_dir : "."; |
| 584 | r += '/'; |
| 585 | r += StringPrintf(fmt, g_flags.ninja_suffix ? g_flags.ninja_suffix : ""); |
| 586 | return r; |
| 587 | } |
| 588 | |
Shinichiro Hamaji | 998ccf7 | 2015-07-18 12:37:02 +0900 | [diff] [blame] | 589 | void GenerateNinja(const vector<DepNode*>& nodes, |
Shinichiro Hamaji | 998ccf7 | 2015-07-18 12:37:02 +0900 | [diff] [blame] | 590 | const string& orig_args) { |
Shinichiro Hamaji | 8bddb46 | 2015-07-06 18:55:47 +0900 | [diff] [blame] | 591 | fp_ = fopen(GetNinjaFilename().c_str(), "wb"); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 592 | if (fp_ == NULL) |
| 593 | PERROR("fopen(build.ninja) failed"); |
| 594 | |
Shinichiro Hamaji | d821f6d | 2015-07-14 04:03:27 +0900 | [diff] [blame] | 595 | fprintf(fp_, "# Generated by kati %s\n", kGitVersion); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 596 | fprintf(fp_, "\n"); |
| 597 | |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 598 | if (!used_envs_.empty()) { |
Shinichiro Hamaji | 5163e04 | 2015-07-14 03:51:44 +0900 | [diff] [blame] | 599 | fprintf(fp_, "# Environment variables used:\n"); |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 600 | for (const auto& p : used_envs_) { |
| 601 | fprintf(fp_, "# %s=%s\n", p.first.c_str(), p.second.c_str()); |
Shinichiro Hamaji | 5163e04 | 2015-07-14 03:51:44 +0900 | [diff] [blame] | 602 | } |
| 603 | fprintf(fp_, "\n"); |
| 604 | } |
| 605 | |
Shinichiro Hamaji | f9869fc | 2015-09-28 17:18:59 +0900 | [diff] [blame] | 606 | if (g_flags.ninja_dir) { |
| 607 | fprintf(fp_, "builddir = %s\n\n", g_flags.ninja_dir); |
Dan Willemsen | 2e76229 | 2015-08-19 20:39:41 -0700 | [diff] [blame] | 608 | } |
| 609 | |
Shinichiro Hamaji | 4cb8a6f | 2015-08-17 16:30:49 +0900 | [diff] [blame] | 610 | fprintf(fp_, "pool local_pool\n"); |
Shinichiro Hamaji | 003d06e | 2015-09-09 18:22:04 +0900 | [diff] [blame] | 611 | fprintf(fp_, " depth = %d\n\n", g_flags.num_jobs); |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 612 | |
Dan Willemsen | 3faa60f | 2015-08-21 13:24:39 -0700 | [diff] [blame] | 613 | fprintf(fp_, "build _kati_always_build_: phony\n\n"); |
| 614 | |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 615 | EmitRegenRules(orig_args); |
Shinichiro Hamaji | 998ccf7 | 2015-07-18 12:37:02 +0900 | [diff] [blame] | 616 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 617 | for (DepNode* node : nodes) { |
| 618 | EmitNode(node); |
| 619 | } |
| 620 | |
Shinichiro Hamaji | 29e4570 | 2015-12-09 15:44:51 +0900 | [diff] [blame] | 621 | unordered_set<Symbol> used_env_vars(Vars::used_env_vars()); |
| 622 | // PATH changes $(shell). |
| 623 | used_env_vars.insert(Intern("PATH")); |
| 624 | for (Symbol e : used_env_vars) { |
Shinichiro Hamaji | ed883ef | 2015-07-31 13:15:04 +0900 | [diff] [blame] | 625 | StringPiece val(getenv(e.c_str())); |
| 626 | used_envs_.emplace(e.str(), val.as_string()); |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 627 | } |
| 628 | |
Shinichiro Hamaji | 9c5e60c | 2015-09-29 13:26:45 +0900 | [diff] [blame] | 629 | string default_targets; |
Shinichiro Hamaji | 4e3b421 | 2015-11-09 17:08:32 +0900 | [diff] [blame] | 630 | if (g_flags.targets.empty() || g_flags.gen_all_targets) { |
Shinichiro Hamaji | a62b02a | 2015-10-01 14:21:40 +0900 | [diff] [blame] | 631 | CHECK(default_target_); |
| 632 | default_targets = EscapeBuildTarget(default_target_->output); |
Shinichiro Hamaji | 9c5e60c | 2015-09-29 13:26:45 +0900 | [diff] [blame] | 633 | } else { |
| 634 | for (Symbol s : g_flags.targets) { |
| 635 | if (!default_targets.empty()) |
| 636 | default_targets += ' '; |
| 637 | default_targets += EscapeBuildTarget(s); |
| 638 | } |
Shinichiro Hamaji | 43defe0 | 2015-07-11 07:06:43 +0900 | [diff] [blame] | 639 | } |
Shinichiro Hamaji | a62b02a | 2015-10-01 14:21:40 +0900 | [diff] [blame] | 640 | fprintf(fp_, "\n"); |
| 641 | fprintf(fp_, "default %s\n", default_targets.c_str()); |
Shinichiro Hamaji | 43defe0 | 2015-07-11 07:06:43 +0900 | [diff] [blame] | 642 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 643 | fclose(fp_); |
| 644 | } |
| 645 | |
| 646 | void GenerateShell() { |
Colin Cross | 27df531 | 2015-11-09 13:39:14 -0800 | [diff] [blame] | 647 | FILE* fp = fopen(GetEnvScriptFilename().c_str(), "wb"); |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 648 | if (fp == NULL) |
Colin Cross | 27df531 | 2015-11-09 13:39:14 -0800 | [diff] [blame] | 649 | PERROR("fopen(env.sh) failed"); |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 650 | |
Shinichiro Hamaji | 4dd62de | 2015-07-28 16:06:52 +0900 | [diff] [blame] | 651 | fprintf(fp, "#!/bin/sh\n"); |
Shinichiro Hamaji | af9887a | 2015-07-17 03:45:14 +0900 | [diff] [blame] | 652 | fprintf(fp, "# Generated by kati %s\n", kGitVersion); |
| 653 | fprintf(fp, "\n"); |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 654 | |
| 655 | for (const auto& p : ev_->exports()) { |
| 656 | if (p.second) { |
Shinichiro Hamaji | fb415ad | 2015-08-14 17:19:34 +0900 | [diff] [blame] | 657 | const string val = ev_->EvalVar(p.first); |
| 658 | fprintf(fp, "export '%s'='%s'\n", p.first.c_str(), val.c_str()); |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 659 | } else { |
Shinichiro Hamaji | f65e572 | 2015-07-28 16:13:18 +0900 | [diff] [blame] | 660 | fprintf(fp, "unset '%s'\n", p.first.c_str()); |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 661 | } |
| 662 | } |
| 663 | |
Colin Cross | 27df531 | 2015-11-09 13:39:14 -0800 | [diff] [blame] | 664 | fclose(fp); |
| 665 | |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 666 | fp = fopen(GetShellScriptFilename().c_str(), "wb"); |
Colin Cross | 27df531 | 2015-11-09 13:39:14 -0800 | [diff] [blame] | 667 | if (fp == NULL) |
| 668 | PERROR("fopen(ninja.sh) failed"); |
| 669 | |
| 670 | fprintf(fp, "#!/bin/sh\n"); |
| 671 | fprintf(fp, "# Generated by kati %s\n", kGitVersion); |
| 672 | fprintf(fp, "\n"); |
| 673 | |
| 674 | fprintf(fp, ". %s\n", GetEnvScriptFilename().c_str()); |
| 675 | |
Shinichiro Hamaji | 8bddb46 | 2015-07-06 18:55:47 +0900 | [diff] [blame] | 676 | fprintf(fp, "exec ninja -f %s ", GetNinjaFilename().c_str()); |
Shinichiro Hamaji | 003d06e | 2015-09-09 18:22:04 +0900 | [diff] [blame] | 677 | if (g_flags.remote_num_jobs > 0) { |
| 678 | fprintf(fp, "-j%d ", g_flags.remote_num_jobs); |
| 679 | } else if (g_flags.goma_dir) { |
Shinichiro Hamaji | 6d7c7b7 | 2015-07-18 16:51:39 +0900 | [diff] [blame] | 680 | fprintf(fp, "-j500 "); |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 681 | } |
Shinichiro Hamaji | 8bddb46 | 2015-07-06 18:55:47 +0900 | [diff] [blame] | 682 | fprintf(fp, "\"$@\"\n"); |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 683 | |
Colin Cross | 27df531 | 2015-11-09 13:39:14 -0800 | [diff] [blame] | 684 | fclose(fp); |
| 685 | |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 686 | if (chmod(GetShellScriptFilename().c_str(), 0755) != 0) |
Shinichiro Hamaji | 54b93ba | 2015-07-03 20:43:32 +0900 | [diff] [blame] | 687 | PERROR("chmod ninja.sh failed"); |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 688 | } |
| 689 | |
Dan Willemsen | 8741741 | 2015-08-24 17:57:12 -0700 | [diff] [blame] | 690 | void GenerateStamp(const string& orig_args) { |
Colin Cross | 0850f7d | 2015-09-14 15:11:45 -0700 | [diff] [blame] | 691 | FILE* fp = fopen(GetStampTempFilename().c_str(), "wb"); |
Shinichiro Hamaji | 36eeb75 | 2015-07-31 15:12:04 +0900 | [diff] [blame] | 692 | CHECK(fp); |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 693 | |
Shinichiro Hamaji | 36eeb75 | 2015-07-31 15:12:04 +0900 | [diff] [blame] | 694 | size_t r = fwrite(&start_time_, sizeof(start_time_), 1, fp); |
| 695 | CHECK(r == 1); |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 696 | |
| 697 | unordered_set<string> makefiles; |
| 698 | MakefileCacheManager::Get()->GetAllFilenames(&makefiles); |
| 699 | DumpInt(fp, makefiles.size() + 1); |
| 700 | DumpString(fp, kati_binary_); |
| 701 | for (const string& makefile : makefiles) { |
| 702 | DumpString(fp, makefile); |
| 703 | } |
| 704 | |
Shinichiro Hamaji | 7e70801 | 2015-07-31 13:07:34 +0900 | [diff] [blame] | 705 | DumpInt(fp, Evaluator::used_undefined_vars().size()); |
| 706 | for (Symbol v : Evaluator::used_undefined_vars()) { |
| 707 | DumpString(fp, v.str()); |
| 708 | } |
| 709 | |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 710 | DumpInt(fp, used_envs_.size()); |
| 711 | for (const auto& p : used_envs_) { |
| 712 | DumpString(fp, p.first); |
| 713 | DumpString(fp, p.second); |
| 714 | } |
| 715 | |
Shinichiro Hamaji | a09ed28 | 2015-07-31 12:21:54 +0900 | [diff] [blame] | 716 | const unordered_map<string, vector<string>*>& globs = GetAllGlobCache(); |
| 717 | DumpInt(fp, globs.size()); |
| 718 | for (const auto& p : globs) { |
| 719 | DumpString(fp, p.first); |
| 720 | const vector<string>& files = *p.second; |
Shinichiro Hamaji | e3c4360 | 2015-08-13 13:47:27 +0900 | [diff] [blame] | 721 | #if 0 |
Shinichiro Hamaji | a09ed28 | 2015-07-31 12:21:54 +0900 | [diff] [blame] | 722 | unordered_set<string> dirs; |
| 723 | GetReadDirs(p.first, files, &dirs); |
| 724 | DumpInt(fp, dirs.size()); |
| 725 | for (const string& dir : dirs) { |
| 726 | DumpString(fp, dir); |
| 727 | } |
Shinichiro Hamaji | e3c4360 | 2015-08-13 13:47:27 +0900 | [diff] [blame] | 728 | #endif |
Shinichiro Hamaji | a09ed28 | 2015-07-31 12:21:54 +0900 | [diff] [blame] | 729 | DumpInt(fp, files.size()); |
| 730 | for (const string& file : files) { |
| 731 | DumpString(fp, file); |
| 732 | } |
| 733 | } |
| 734 | |
Shinichiro Hamaji | 4db9edc | 2015-08-13 16:43:02 +0900 | [diff] [blame] | 735 | const vector<CommandResult*>& crs = GetShellCommandResults(); |
| 736 | DumpInt(fp, crs.size()); |
| 737 | for (CommandResult* cr : crs) { |
| 738 | DumpString(fp, cr->cmd); |
| 739 | DumpString(fp, cr->result); |
| 740 | if (!cr->find.get()) { |
Shinichiro Hamaji | 5a71a8b | 2015-08-06 19:23:18 +0900 | [diff] [blame] | 741 | // Always re-run this command. |
| 742 | DumpInt(fp, 0); |
| 743 | continue; |
| 744 | } |
| 745 | |
| 746 | DumpInt(fp, 1); |
| 747 | |
| 748 | vector<string> missing_dirs; |
Shinichiro Hamaji | 4db9edc | 2015-08-13 16:43:02 +0900 | [diff] [blame] | 749 | for (StringPiece fd : cr->find->finddirs) { |
| 750 | const string& d = ConcatDir(cr->find->chdir, fd); |
Shinichiro Hamaji | 5a71a8b | 2015-08-06 19:23:18 +0900 | [diff] [blame] | 751 | if (!Exists(d)) |
| 752 | missing_dirs.push_back(d); |
| 753 | } |
| 754 | DumpInt(fp, missing_dirs.size()); |
| 755 | for (const string& d : missing_dirs) { |
| 756 | DumpString(fp, d); |
| 757 | } |
| 758 | |
Shinichiro Hamaji | 4db9edc | 2015-08-13 16:43:02 +0900 | [diff] [blame] | 759 | DumpInt(fp, cr->find->read_dirs->size()); |
| 760 | for (StringPiece s : *cr->find->read_dirs) { |
| 761 | DumpString(fp, ConcatDir(cr->find->chdir, s)); |
Shinichiro Hamaji | 5a71a8b | 2015-08-06 19:23:18 +0900 | [diff] [blame] | 762 | } |
Shinichiro Hamaji | c9b0aca | 2015-07-31 16:47:56 +0900 | [diff] [blame] | 763 | } |
| 764 | |
Dan Willemsen | 8741741 | 2015-08-24 17:57:12 -0700 | [diff] [blame] | 765 | DumpString(fp, orig_args); |
| 766 | |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 767 | fclose(fp); |
Colin Cross | 0850f7d | 2015-09-14 15:11:45 -0700 | [diff] [blame] | 768 | |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 769 | rename(GetStampTempFilename().c_str(), GetStampFilename().c_str()); |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 770 | } |
| 771 | |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 772 | CommandEvaluator ce_; |
| 773 | Evaluator* ev_; |
| 774 | FILE* fp_; |
Shinichiro Hamaji | e799275 | 2015-06-29 18:38:35 +0900 | [diff] [blame] | 775 | unordered_set<Symbol> done_; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 776 | int rule_id_; |
Shinichiro Hamaji | 9facae2 | 2015-07-03 17:16:36 +0900 | [diff] [blame] | 777 | string gomacc_; |
Shinichiro Hamaji | fb415ad | 2015-08-14 17:19:34 +0900 | [diff] [blame] | 778 | string shell_; |
Shinichiro Hamaji | a6e06f8 | 2015-07-18 14:08:49 +0900 | [diff] [blame] | 779 | map<string, string> used_envs_; |
Shinichiro Hamaji | b58bb4b | 2015-07-30 18:02:51 +0900 | [diff] [blame] | 780 | string kati_binary_; |
Shinichiro Hamaji | 36eeb75 | 2015-07-31 15:12:04 +0900 | [diff] [blame] | 781 | double start_time_; |
Shinichiro Hamaji | a62b02a | 2015-10-01 14:21:40 +0900 | [diff] [blame] | 782 | DepNode* default_target_; |
Shinichiro Hamaji | df1fc8b | 2015-06-29 15:45:21 +0900 | [diff] [blame] | 783 | }; |
| 784 | |
Shinichiro Hamaji | f9869fc | 2015-09-28 17:18:59 +0900 | [diff] [blame] | 785 | void GenerateNinja(const vector<DepNode*>& nodes, |
Shinichiro Hamaji | 43defe0 | 2015-07-11 07:06:43 +0900 | [diff] [blame] | 786 | Evaluator* ev, |
Shinichiro Hamaji | a4bb774 | 2015-07-31 11:27:30 +0900 | [diff] [blame] | 787 | const string& orig_args, |
Shinichiro Hamaji | 36eeb75 | 2015-07-31 15:12:04 +0900 | [diff] [blame] | 788 | double start_time) { |
Shinichiro Hamaji | f9869fc | 2015-09-28 17:18:59 +0900 | [diff] [blame] | 789 | NinjaGenerator ng(ev, start_time); |
Shinichiro Hamaji | 9c5e60c | 2015-09-29 13:26:45 +0900 | [diff] [blame] | 790 | ng.Generate(nodes, orig_args); |
Shinichiro Hamaji | 5f86e1a | 2015-06-29 14:25:39 +0900 | [diff] [blame] | 791 | } |
Shinichiro Hamaji | ed8db98 | 2016-01-27 06:12:33 +0000 | [diff] [blame^] | 792 | |
| 793 | static bool ShouldIgnoreDirty(StringPiece s) { |
| 794 | Pattern pat(g_flags.ignore_dirty_pattern); |
| 795 | Pattern nopat(g_flags.no_ignore_dirty_pattern); |
| 796 | return pat.Match(s) && !nopat.Match(s); |
| 797 | } |
| 798 | |
| 799 | bool NeedsRegen(double start_time, const string& orig_args) { |
| 800 | bool retval = false; |
| 801 | #define RETURN_TRUE do { \ |
| 802 | if (g_flags.dump_kati_stamp) \ |
| 803 | retval = true; \ |
| 804 | else \ |
| 805 | return true; \ |
| 806 | } while (0) |
| 807 | |
| 808 | #define LOAD_INT(fp) ({ \ |
| 809 | int v = LoadInt(fp); \ |
| 810 | if (v < 0) { \ |
| 811 | fprintf(stderr, "incomplete kati_stamp, regenerating...\n"); \ |
| 812 | RETURN_TRUE; \ |
| 813 | } \ |
| 814 | v; \ |
| 815 | }) |
| 816 | |
| 817 | #define LOAD_STRING(fp, s) ({ \ |
| 818 | if (!LoadString(fp, s)) { \ |
| 819 | fprintf(stderr, "incomplete kati_stamp, regenerating...\n"); \ |
| 820 | RETURN_TRUE; \ |
| 821 | } \ |
| 822 | }) |
| 823 | |
| 824 | if (!Exists(NinjaGenerator::GetNinjaFilename())) { |
| 825 | fprintf(stderr, "%s is missing, regenerating...\n", |
| 826 | NinjaGenerator::GetNinjaFilename().c_str()); |
| 827 | return true; |
| 828 | } |
| 829 | if (!Exists(NinjaGenerator::GetShellScriptFilename())) { |
| 830 | fprintf(stderr, "%s is missing, regenerating...\n", |
| 831 | NinjaGenerator::GetShellScriptFilename().c_str()); |
| 832 | return true; |
| 833 | } |
| 834 | |
| 835 | const string& stamp_filename = NinjaGenerator::GetStampFilename(); |
| 836 | FILE* fp = fopen(stamp_filename.c_str(), "rb+"); |
| 837 | if (!fp) { |
| 838 | if (g_flags.dump_kati_stamp) |
| 839 | printf("%s: %s\n", stamp_filename.c_str(), strerror(errno)); |
| 840 | return true; |
| 841 | } |
| 842 | ScopedFile sfp(fp); |
| 843 | |
| 844 | double gen_time; |
| 845 | size_t r = fread(&gen_time, sizeof(gen_time), 1, fp); |
| 846 | if (r != 1) { |
| 847 | fprintf(stderr, "incomplete kati_stamp, regenerating...\n"); |
| 848 | RETURN_TRUE; |
| 849 | } |
| 850 | if (g_flags.dump_kati_stamp) |
| 851 | printf("Generated time: %f\n", gen_time); |
| 852 | |
| 853 | string s, s2; |
| 854 | int num_files = LOAD_INT(fp); |
| 855 | for (int i = 0; i < num_files; i++) { |
| 856 | LOAD_STRING(fp, &s); |
| 857 | double ts = GetTimestamp(s); |
| 858 | if (gen_time < ts) { |
| 859 | if (g_flags.regen_ignoring_kati_binary) { |
| 860 | string kati_binary; |
| 861 | GetExecutablePath(&kati_binary); |
| 862 | if (s == kati_binary) { |
| 863 | fprintf(stderr, "%s was modified, ignored.\n", s.c_str()); |
| 864 | continue; |
| 865 | } |
| 866 | } |
| 867 | if (ShouldIgnoreDirty(s)) { |
| 868 | if (g_flags.dump_kati_stamp) |
| 869 | printf("file %s: ignored (%f)\n", s.c_str(), ts); |
| 870 | continue; |
| 871 | } |
| 872 | if (g_flags.dump_kati_stamp) |
| 873 | printf("file %s: dirty (%f)\n", s.c_str(), ts); |
| 874 | else |
| 875 | fprintf(stderr, "%s was modified, regenerating...\n", s.c_str()); |
| 876 | RETURN_TRUE; |
| 877 | } else if (g_flags.dump_kati_stamp) { |
| 878 | printf("file %s: clean (%f)\n", s.c_str(), ts); |
| 879 | } |
| 880 | } |
| 881 | |
| 882 | int num_undefineds = LOAD_INT(fp); |
| 883 | for (int i = 0; i < num_undefineds; i++) { |
| 884 | LOAD_STRING(fp, &s); |
| 885 | if (getenv(s.c_str())) { |
| 886 | if (g_flags.dump_kati_stamp) { |
| 887 | printf("env %s: dirty (unset => %s)\n", s.c_str(), getenv(s.c_str())); |
| 888 | } else { |
| 889 | fprintf(stderr, "Environment variable %s was set, regenerating...\n", |
| 890 | s.c_str()); |
| 891 | } |
| 892 | RETURN_TRUE; |
| 893 | } else if (g_flags.dump_kati_stamp) { |
| 894 | printf("env %s: clean (unset)\n", s.c_str()); |
| 895 | } |
| 896 | } |
| 897 | |
| 898 | int num_envs = LOAD_INT(fp); |
| 899 | for (int i = 0; i < num_envs; i++) { |
| 900 | LOAD_STRING(fp, &s); |
| 901 | StringPiece val(getenv(s.c_str())); |
| 902 | LOAD_STRING(fp, &s2); |
| 903 | if (val != s2) { |
| 904 | if (g_flags.dump_kati_stamp) { |
| 905 | printf("env %s: dirty (%s => %.*s)\n", |
| 906 | s.c_str(), s2.c_str(), SPF(val)); |
| 907 | } else { |
| 908 | fprintf(stderr, "Environment variable %s was modified (%s => %.*s), " |
| 909 | "regenerating...\n", |
| 910 | s.c_str(), s2.c_str(), SPF(val)); |
| 911 | } |
| 912 | RETURN_TRUE; |
| 913 | } else if (g_flags.dump_kati_stamp) { |
| 914 | printf("env %s: clean (%.*s)\n", s.c_str(), SPF(val)); |
| 915 | } |
| 916 | } |
| 917 | |
| 918 | { |
| 919 | int num_globs = LOAD_INT(fp); |
| 920 | string pat; |
| 921 | for (int i = 0; i < num_globs; i++) { |
| 922 | COLLECT_STATS("glob time (regen)"); |
| 923 | LOAD_STRING(fp, &pat); |
| 924 | #if 0 |
| 925 | bool needs_reglob = false; |
| 926 | int num_dirs = LOAD_INT(fp); |
| 927 | for (int j = 0; j < num_dirs; j++) { |
| 928 | LOAD_STRING(fp, &s); |
| 929 | // TODO: Handle removed files properly. |
| 930 | needs_reglob |= gen_time < GetTimestamp(s); |
| 931 | } |
| 932 | #endif |
| 933 | int num_files = LOAD_INT(fp); |
| 934 | vector<string>* files; |
| 935 | Glob(pat.c_str(), &files); |
| 936 | sort(files->begin(), files->end()); |
| 937 | bool needs_regen = files->size() != static_cast<size_t>(num_files); |
| 938 | for (int j = 0; j < num_files; j++) { |
| 939 | LOAD_STRING(fp, &s); |
| 940 | if (!needs_regen) { |
| 941 | if ((*files)[j] != s) { |
| 942 | needs_regen = true; |
| 943 | break; |
| 944 | } |
| 945 | } |
| 946 | } |
| 947 | if (needs_regen) { |
| 948 | if (ShouldIgnoreDirty(pat)) { |
| 949 | if (g_flags.dump_kati_stamp) { |
| 950 | printf("wildcard %s: ignored\n", pat.c_str()); |
| 951 | } |
| 952 | continue; |
| 953 | } |
| 954 | if (g_flags.dump_kati_stamp) { |
| 955 | printf("wildcard %s: dirty\n", pat.c_str()); |
| 956 | } else { |
| 957 | fprintf(stderr, "wildcard(%s) was changed, regenerating...\n", |
| 958 | pat.c_str()); |
| 959 | } |
| 960 | RETURN_TRUE; |
| 961 | } else if (g_flags.dump_kati_stamp) { |
| 962 | printf("wildcard %s: clean\n", pat.c_str()); |
| 963 | } |
| 964 | } |
| 965 | } |
| 966 | |
| 967 | int num_crs = LOAD_INT(fp); |
| 968 | for (int i = 0; i < num_crs; i++) { |
| 969 | string cmd, expected; |
| 970 | LOAD_STRING(fp, &cmd); |
| 971 | LOAD_STRING(fp, &expected); |
| 972 | |
| 973 | { |
| 974 | COLLECT_STATS("stat time (regen)"); |
| 975 | bool has_condition = LOAD_INT(fp); |
| 976 | if (has_condition) { |
| 977 | bool should_run_command = false; |
| 978 | |
| 979 | int num_missing_dirs = LOAD_INT(fp); |
| 980 | for (int j = 0; j < num_missing_dirs; j++) { |
| 981 | LOAD_STRING(fp, &s); |
| 982 | should_run_command |= Exists(s); |
| 983 | } |
| 984 | |
| 985 | int num_read_dirs = LOAD_INT(fp); |
| 986 | for (int j = 0; j < num_read_dirs; j++) { |
| 987 | LOAD_STRING(fp, &s); |
| 988 | // We assume we rarely do a significant change for the top |
| 989 | // directory which affects the results of find command. |
| 990 | if (s == "" || s == "." || ShouldIgnoreDirty(s)) |
| 991 | continue; |
| 992 | |
| 993 | struct stat st; |
| 994 | if (lstat(s.c_str(), &st) != 0) { |
| 995 | should_run_command = true; |
| 996 | continue; |
| 997 | } |
| 998 | double ts = GetTimestampFromStat(st); |
| 999 | if (gen_time < ts) { |
| 1000 | should_run_command = true; |
| 1001 | continue; |
| 1002 | } |
| 1003 | if (S_ISLNK(st.st_mode)) { |
| 1004 | ts = GetTimestamp(s); |
| 1005 | should_run_command |= (ts < 0 || gen_time < ts); |
| 1006 | } |
| 1007 | } |
| 1008 | |
| 1009 | if (!should_run_command) { |
| 1010 | if (g_flags.dump_kati_stamp) |
| 1011 | printf("shell %s: clean (no rerun)\n", cmd.c_str()); |
| 1012 | continue; |
| 1013 | } |
| 1014 | } |
| 1015 | } |
| 1016 | |
| 1017 | FindCommand fc; |
| 1018 | if (fc.Parse(cmd) && !fc.chdir.empty() && ShouldIgnoreDirty(fc.chdir)) { |
| 1019 | if (g_flags.dump_kati_stamp) |
| 1020 | printf("shell %s: ignored\n", cmd.c_str()); |
| 1021 | continue; |
| 1022 | } |
| 1023 | |
| 1024 | { |
| 1025 | COLLECT_STATS_WITH_SLOW_REPORT("shell time (regen)", cmd.c_str()); |
| 1026 | string result; |
| 1027 | RunCommand("/bin/sh", cmd, RedirectStderr::DEV_NULL, &result); |
| 1028 | FormatForCommandSubstitution(&result); |
| 1029 | if (expected != result) { |
| 1030 | if (g_flags.dump_kati_stamp) { |
| 1031 | printf("shell %s: dirty\n", cmd.c_str()); |
| 1032 | } else { |
| 1033 | fprintf(stderr, "$(shell %s) was changed, regenerating...\n", |
| 1034 | cmd.c_str()); |
| 1035 | #if 0 |
| 1036 | fprintf(stderr, "%s => %s\n", |
| 1037 | expected.c_str(), result.c_str()); |
| 1038 | #endif |
| 1039 | } |
| 1040 | RETURN_TRUE; |
| 1041 | } else if (g_flags.dump_kati_stamp) { |
| 1042 | printf("shell %s: clean (rerun)\n", cmd.c_str()); |
| 1043 | } |
| 1044 | } |
| 1045 | } |
| 1046 | |
| 1047 | LoadString(fp, &s); |
| 1048 | if (orig_args != s) { |
| 1049 | fprintf(stderr, "arguments changed, regenerating...\n"); |
| 1050 | RETURN_TRUE; |
| 1051 | } |
| 1052 | |
| 1053 | if (!retval) { |
| 1054 | if (fseek(fp, 0, SEEK_SET) < 0) |
| 1055 | PERROR("fseek"); |
| 1056 | size_t r = fwrite(&start_time, sizeof(start_time), 1, fp); |
| 1057 | CHECK(r == 1); |
| 1058 | } |
| 1059 | |
| 1060 | return retval; |
| 1061 | } |