| OLD | NEW |
| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 @patch | 5 @patch class _WindowsCodePageDecoder { |
| 6 class _WindowsCodePageDecoder { | 6 @patch static String _decodeBytes(List<int> bytes) |
| 7 @patch | 7 native "SystemEncodingToString"; |
| 8 static String _decodeBytes(List<int> bytes) native "SystemEncodingToString"; | |
| 9 } | 8 } |
| 10 | 9 |
| 11 @patch | 10 |
| 12 class _WindowsCodePageEncoder { | 11 @patch class _WindowsCodePageEncoder { |
| 13 @patch | 12 @patch static List<int> _encodeString(String string) |
| 14 static List<int> _encodeString(String string) native "StringToSystemEncoding"; | 13 native "StringToSystemEncoding"; |
| 15 } | 14 } |
| 16 | 15 |
| 17 @patch | 16 |
| 18 class Process { | 17 @patch class Process { |
| 19 @patch | 18 @patch static Future<Process> start( |
| 20 static Future<Process> start(String executable, List<String> arguments, | 19 String executable, |
| 20 List<String> arguments, |
| 21 {String workingDirectory, | 21 {String workingDirectory, |
| 22 Map<String, String> environment, | 22 Map<String, String> environment, |
| 23 bool includeParentEnvironment: true, | 23 bool includeParentEnvironment: true, |
| 24 bool runInShell: false, | 24 bool runInShell: false, |
| 25 ProcessStartMode mode: ProcessStartMode.NORMAL}) { | 25 ProcessStartMode mode: ProcessStartMode.NORMAL}) { |
| 26 _ProcessImpl process = new _ProcessImpl( | 26 _ProcessImpl process = new _ProcessImpl(executable, |
| 27 executable, | 27 arguments, |
| 28 arguments, | 28 workingDirectory, |
| 29 workingDirectory, | 29 environment, |
| 30 environment, | 30 includeParentEnvironment, |
| 31 includeParentEnvironment, | 31 runInShell, |
| 32 runInShell, | 32 mode); |
| 33 mode); | |
| 34 return process._start(); | 33 return process._start(); |
| 35 } | 34 } |
| 36 | 35 |
| 37 @patch | 36 @patch static Future<ProcessResult> run( |
| 38 static Future<ProcessResult> run(String executable, List<String> arguments, | 37 String executable, |
| 38 List<String> arguments, |
| 39 {String workingDirectory, | 39 {String workingDirectory, |
| 40 Map<String, String> environment, | 40 Map<String, String> environment, |
| 41 bool includeParentEnvironment: true, | 41 bool includeParentEnvironment: true, |
| 42 bool runInShell: false, | 42 bool runInShell: false, |
| 43 Encoding stdoutEncoding: SYSTEM_ENCODING, | 43 Encoding stdoutEncoding: SYSTEM_ENCODING, |
| 44 Encoding stderrEncoding: SYSTEM_ENCODING}) { | 44 Encoding stderrEncoding: SYSTEM_ENCODING}) { |
| 45 return _runNonInteractiveProcess( | 45 return _runNonInteractiveProcess(executable, |
| 46 executable, | 46 arguments, |
| 47 arguments, | 47 workingDirectory, |
| 48 workingDirectory, | 48 environment, |
| 49 environment, | 49 includeParentEnvironment, |
| 50 includeParentEnvironment, | 50 runInShell, |
| 51 runInShell, | 51 stdoutEncoding, |
| 52 stdoutEncoding, | 52 stderrEncoding); |
| 53 stderrEncoding); | |
| 54 } | 53 } |
| 55 | 54 |
| 56 @patch | 55 @patch static ProcessResult runSync( |
| 57 static ProcessResult runSync(String executable, List<String> arguments, | 56 String executable, |
| 57 List<String> arguments, |
| 58 {String workingDirectory, | 58 {String workingDirectory, |
| 59 Map<String, String> environment, | 59 Map<String, String> environment, |
| 60 bool includeParentEnvironment: true, | 60 bool includeParentEnvironment: true, |
| 61 bool runInShell: false, | 61 bool runInShell: false, |
| 62 Encoding stdoutEncoding: SYSTEM_ENCODING, | 62 Encoding stdoutEncoding: SYSTEM_ENCODING, |
| 63 Encoding stderrEncoding: SYSTEM_ENCODING}) { | 63 Encoding stderrEncoding: SYSTEM_ENCODING}) { |
| 64 return _runNonInteractiveProcessSync( | 64 return _runNonInteractiveProcessSync(executable, |
| 65 executable, | 65 arguments, |
| 66 arguments, | 66 workingDirectory, |
| 67 workingDirectory, | 67 environment, |
| 68 environment, | 68 includeParentEnvironment, |
| 69 includeParentEnvironment, | 69 runInShell, |
| 70 runInShell, | 70 stdoutEncoding, |
| 71 stdoutEncoding, | 71 stderrEncoding); |
| 72 stderrEncoding); | |
| 73 } | 72 } |
| 74 | 73 |
| 75 @patch | 74 @patch static bool killPid( |
| 76 static bool killPid(int pid, [ProcessSignal signal = ProcessSignal.SIGTERM]) { | 75 int pid, [ProcessSignal signal = ProcessSignal.SIGTERM]) { |
| 77 if (signal is! ProcessSignal) { | 76 if (signal is! ProcessSignal) { |
| 78 throw new ArgumentError("Argument 'signal' must be a ProcessSignal"); | 77 throw new ArgumentError( |
| 78 "Argument 'signal' must be a ProcessSignal"); |
| 79 } | 79 } |
| 80 return _ProcessUtils._killPid(pid, signal._signalNumber); | 80 return _ProcessUtils._killPid(pid, signal._signalNumber); |
| 81 } | 81 } |
| 82 } | 82 } |
| 83 | 83 |
| 84 |
| 84 List<_SignalController> _signalControllers = new List(32); | 85 List<_SignalController> _signalControllers = new List(32); |
| 85 | 86 |
| 87 |
| 86 class _SignalController { | 88 class _SignalController { |
| 87 final ProcessSignal signal; | 89 final ProcessSignal signal; |
| 88 | 90 |
| 89 StreamController _controller; | 91 StreamController _controller; |
| 90 var _id; | 92 var _id; |
| 91 | 93 |
| 92 _SignalController(this.signal) { | 94 _SignalController(this.signal) { |
| 93 _controller = | 95 _controller = new StreamController.broadcast( |
| 94 new StreamController.broadcast(onListen: _listen, onCancel: _cancel); | 96 onListen: _listen, |
| 97 onCancel: _cancel); |
| 95 } | 98 } |
| 96 | 99 |
| 97 Stream<ProcessSignal> get stream => _controller.stream; | 100 Stream<ProcessSignal> get stream => _controller.stream; |
| 98 | 101 |
| 99 void _listen() { | 102 void _listen() { |
| 100 var id = _setSignalHandler(signal._signalNumber); | 103 var id = _setSignalHandler(signal._signalNumber); |
| 101 if (id is! int) { | 104 if (id is! int) { |
| 102 _controller | 105 _controller.addError( |
| 103 .addError(new SignalException("Failed to listen for $signal", id)); | 106 new SignalException("Failed to listen for $signal", id)); |
| 104 return; | 107 return; |
| 105 } | 108 } |
| 106 _id = id; | 109 _id = id; |
| 107 var socket = new _RawSocket(new _NativeSocket.watch(id)); | 110 var socket = new _RawSocket(new _NativeSocket.watch(id)); |
| 108 socket.listen((event) { | 111 socket.listen((event) { |
| 109 if (event == RawSocketEvent.READ) { | 112 if (event == RawSocketEvent.READ) { |
| 110 var bytes = socket.read(); | 113 var bytes = socket.read(); |
| 111 for (int i = 0; i < bytes.length; i++) { | 114 for (int i = 0; i < bytes.length; i++) { |
| 112 _controller.add(signal); | 115 _controller.add(signal); |
| 113 } | 116 } |
| 114 } | 117 } |
| 115 }); | 118 }); |
| 116 } | 119 } |
| 117 | 120 |
| 118 void _cancel() { | 121 void _cancel() { |
| 119 if (_id != null) { | 122 if (_id != null) { |
| 120 _clearSignalHandler(signal._signalNumber); | 123 _clearSignalHandler(signal._signalNumber); |
| 121 _id = null; | 124 _id = null; |
| 122 } | 125 } |
| 123 } | 126 } |
| 124 | 127 |
| 125 static _setSignalHandler(int signal) native "Process_SetSignalHandler"; | 128 static _setSignalHandler(int signal) |
| 129 native "Process_SetSignalHandler"; |
| 126 static int _clearSignalHandler(int signal) | 130 static int _clearSignalHandler(int signal) |
| 127 native "Process_ClearSignalHandler"; | 131 native "Process_ClearSignalHandler"; |
| 128 } | 132 } |
| 129 | 133 |
| 130 Function _getWatchSignalInternal() => _ProcessUtils._watchSignalInternal; | 134 Function _getWatchSignalInternal() => _ProcessUtils._watchSignalInternal; |
| 131 | 135 |
| 132 @patch | 136 |
| 133 class _ProcessUtils { | 137 @patch class _ProcessUtils { |
| 134 @patch | 138 @patch static void _exit(int status) native "Process_Exit"; |
| 135 static void _exit(int status) native "Process_Exit"; | 139 @patch static void _setExitCode(int status) |
| 136 @patch | 140 native "Process_SetExitCode"; |
| 137 static void _setExitCode(int status) native "Process_SetExitCode"; | 141 @patch static int _getExitCode() native "Process_GetExitCode"; |
| 138 @patch | 142 @patch static void _sleep(int millis) native "Process_Sleep"; |
| 139 static int _getExitCode() native "Process_GetExitCode"; | 143 @patch static int _pid(Process process) native "Process_Pid"; |
| 140 @patch | 144 static bool _killPid(int pid, int signal) |
| 141 static void _sleep(int millis) native "Process_Sleep"; | 145 native "Process_KillPid"; |
| 142 @patch | 146 @patch static Stream<ProcessSignal> _watchSignal(ProcessSignal signal) { |
| 143 static int _pid(Process process) native "Process_Pid"; | |
| 144 static bool _killPid(int pid, int signal) native "Process_KillPid"; | |
| 145 @patch | |
| 146 static Stream<ProcessSignal> _watchSignal(ProcessSignal signal) { | |
| 147 if (signal != ProcessSignal.SIGHUP && | 147 if (signal != ProcessSignal.SIGHUP && |
| 148 signal != ProcessSignal.SIGINT && | 148 signal != ProcessSignal.SIGINT && |
| 149 signal != ProcessSignal.SIGTERM && | 149 signal != ProcessSignal.SIGTERM && |
| 150 (Platform.isWindows || | 150 (Platform.isWindows || |
| 151 (signal != ProcessSignal.SIGUSR1 && | 151 (signal != ProcessSignal.SIGUSR1 && |
| 152 signal != ProcessSignal.SIGUSR2 && | 152 signal != ProcessSignal.SIGUSR2 && |
| 153 signal != ProcessSignal.SIGWINCH))) { | 153 signal != ProcessSignal.SIGWINCH))) { |
| 154 throw new SignalException( | 154 throw new SignalException( |
| 155 "Listening for signal $signal is not supported"); | 155 "Listening for signal $signal is not supported"); |
| 156 } | 156 } |
| 157 return _watchSignalInternal(signal); | 157 return _watchSignalInternal(signal); |
| 158 } | 158 } |
| 159 | 159 |
| 160 static Stream<ProcessSignal> _watchSignalInternal(ProcessSignal signal) { | 160 static Stream<ProcessSignal> _watchSignalInternal(ProcessSignal signal) { |
| 161 if (_signalControllers[signal._signalNumber] == null) { | 161 if (_signalControllers[signal._signalNumber] == null) { |
| 162 _signalControllers[signal._signalNumber] = new _SignalController(signal); | 162 _signalControllers[signal._signalNumber] = new _SignalController(signal); |
| 163 } | 163 } |
| 164 return _signalControllers[signal._signalNumber].stream; | 164 return _signalControllers[signal._signalNumber].stream; |
| 165 } | 165 } |
| 166 } | 166 } |
| 167 | 167 |
| 168 |
| 168 class _ProcessStartStatus { | 169 class _ProcessStartStatus { |
| 169 int _errorCode; // Set to OS error code if process start failed. | 170 int _errorCode; // Set to OS error code if process start failed. |
| 170 String _errorMessage; // Set to OS error message if process start failed. | 171 String _errorMessage; // Set to OS error message if process start failed. |
| 171 } | 172 } |
| 172 | 173 |
| 174 |
| 173 // The NativeFieldWrapperClass1 can not be used with a mixin, due to missing | 175 // The NativeFieldWrapperClass1 can not be used with a mixin, due to missing |
| 174 // implicit constructor. | 176 // implicit constructor. |
| 175 class _ProcessImplNativeWrapper extends NativeFieldWrapperClass1 {} | 177 class _ProcessImplNativeWrapper extends NativeFieldWrapperClass1 {} |
| 176 | 178 |
| 177 class _ProcessImpl extends _ProcessImplNativeWrapper implements Process { | 179 class _ProcessImpl extends _ProcessImplNativeWrapper implements Process { |
| 178 _ProcessResourceInfo _resourceInfo; | 180 _ProcessResourceInfo _resourceInfo; |
| 179 static bool connectedResourceHandler = false; | 181 static bool connectedResourceHandler = false; |
| 180 | 182 |
| 181 _ProcessImpl( | 183 _ProcessImpl(String path, |
| 182 String path, | 184 List<String> arguments, |
| 183 List<String> arguments, | 185 this._workingDirectory, |
| 184 this._workingDirectory, | 186 Map<String, String> environment, |
| 185 Map<String, String> environment, | 187 bool includeParentEnvironment, |
| 186 bool includeParentEnvironment, | 188 bool runInShell, |
| 187 bool runInShell, | 189 ProcessStartMode mode) : super() { |
| 188 ProcessStartMode mode) | |
| 189 : super() { | |
| 190 if (!connectedResourceHandler) { | 190 if (!connectedResourceHandler) { |
| 191 registerExtension( | 191 registerExtension('ext.dart.io.getProcesses', |
| 192 'ext.dart.io.getProcesses', _ProcessResourceInfo.getStartedProcesses); | 192 _ProcessResourceInfo.getStartedProcesses); |
| 193 registerExtension('ext.dart.io.getProcessById', | 193 registerExtension('ext.dart.io.getProcessById', |
| 194 _ProcessResourceInfo.getProcessInfoMapById); | 194 _ProcessResourceInfo.getProcessInfoMapById); |
| 195 connectedResourceHandler = true; | 195 connectedResourceHandler = true; |
| 196 } | 196 } |
| 197 | 197 |
| 198 if (runInShell) { | 198 if (runInShell) { |
| 199 arguments = _getShellArguments(path, arguments); | 199 arguments = _getShellArguments(path, arguments); |
| 200 path = _getShellCommand(); | 200 path = _getShellCommand(); |
| 201 } | 201 } |
| 202 | 202 |
| 203 if (path is! String) { | 203 if (path is !String) { |
| 204 throw new ArgumentError("Path is not a String: $path"); | 204 throw new ArgumentError("Path is not a String: $path"); |
| 205 } | 205 } |
| 206 _path = path; | 206 _path = path; |
| 207 | 207 |
| 208 if (arguments is! List) { | 208 if (arguments is !List) { |
| 209 throw new ArgumentError("Arguments is not a List: $arguments"); | 209 throw new ArgumentError("Arguments is not a List: $arguments"); |
| 210 } | 210 } |
| 211 int len = arguments.length; | 211 int len = arguments.length; |
| 212 _arguments = new List<String>(len); | 212 _arguments = new List<String>(len); |
| 213 for (int i = 0; i < len; i++) { | 213 for (int i = 0; i < len; i++) { |
| 214 var arg = arguments[i]; | 214 var arg = arguments[i]; |
| 215 if (arg is! String) { | 215 if (arg is !String) { |
| 216 throw new ArgumentError("Non-string argument: $arg"); | 216 throw new ArgumentError("Non-string argument: $arg"); |
| 217 } | 217 } |
| 218 _arguments[i] = arguments[i]; | 218 _arguments[i] = arguments[i]; |
| 219 if (Platform.isWindows) { | 219 if (Platform.isWindows) { |
| 220 _arguments[i] = _windowsArgumentEscape(_arguments[i]); | 220 _arguments[i] = _windowsArgumentEscape(_arguments[i]); |
| 221 } | 221 } |
| 222 } | 222 } |
| 223 | 223 |
| 224 if (_workingDirectory != null && _workingDirectory is! String) { | 224 if (_workingDirectory != null && _workingDirectory is !String) { |
| 225 throw new ArgumentError( | 225 throw new ArgumentError( |
| 226 "WorkingDirectory is not a String: $_workingDirectory"); | 226 "WorkingDirectory is not a String: $_workingDirectory"); |
| 227 } | 227 } |
| 228 | 228 |
| 229 _environment = []; | 229 _environment = []; |
| 230 // Ensure that we have a non-null environment. | 230 // Ensure that we have a non-null environment. |
| 231 environment = (environment == null) ? (const {}) : environment; | 231 environment = (environment == null) ? (const {}) : environment; |
| 232 if (environment is! Map) { | 232 if (environment is !Map) { |
| 233 throw new ArgumentError("Environment is not a map: $environment"); | 233 throw new ArgumentError("Environment is not a map: $environment"); |
| 234 } | 234 } |
| 235 environment.forEach((key, value) { | 235 environment.forEach((key, value) { |
| 236 if (key is! String || value is! String) { | 236 if (key is !String || value is !String) { |
| 237 throw new ArgumentError( | 237 throw new ArgumentError( |
| 238 "Environment key or value is not a string: ($key, $value)"); | 238 "Environment key or value is not a string: ($key, $value)"); |
| 239 } | 239 } |
| 240 _environment.add('$key=$value'); | 240 _environment.add('$key=$value'); |
| 241 }); | 241 }); |
| 242 if (includeParentEnvironment) { | 242 if (includeParentEnvironment) { |
| 243 Platform.environment.forEach((key, value) { | 243 Platform.environment.forEach((key, value) { |
| 244 assert(key is String); | 244 assert(key is String); |
| 245 assert(value is String); | 245 assert(value is String); |
| 246 // Do not override keys already set as part of environment. | 246 // Do not override keys already set as part of environment. |
| 247 if (!environment.containsKey(key)) { | 247 if (!environment.containsKey(key)) { |
| 248 _environment.add('$key=$value'); | 248 _environment.add('$key=$value'); |
| 249 } | 249 } |
| 250 }); | 250 }); |
| 251 } | 251 } |
| 252 | 252 |
| 253 if (mode is! ProcessStartMode) { | 253 if (mode is !ProcessStartMode) { |
| 254 throw new ArgumentError("Mode is not a ProcessStartMode: $mode"); | 254 throw new ArgumentError("Mode is not a ProcessStartMode: $mode"); |
| 255 } | 255 } |
| 256 _mode = mode; | 256 _mode = mode; |
| 257 | 257 |
| 258 if (mode != ProcessStartMode.DETACHED) { | 258 if (mode != ProcessStartMode.DETACHED) { |
| 259 // stdin going to process. | 259 // stdin going to process. |
| 260 _stdin = new _StdSocketSink(new _Socket._writePipe()); | 260 _stdin = new _StdSocketSink(new _Socket._writePipe()); |
| 261 _stdin._sink._owner = this; | 261 _stdin._sink._owner = this; |
| 262 // stdout coming from process. | 262 // stdout coming from process. |
| 263 _stdout = new _StdStream(new _Socket._readPipe()); | 263 _stdout = new _StdStream(new _Socket._readPipe()); |
| 264 _stdout._stream._owner = this; | 264 _stdout._stream._owner = this; |
| 265 // stderr coming from process. | 265 // stderr coming from process. |
| 266 _stderr = new _StdStream(new _Socket._readPipe()); | 266 _stderr = new _StdStream(new _Socket._readPipe()); |
| 267 _stderr._stream._owner = this; | 267 _stderr._stream._owner = this; |
| 268 } | 268 } |
| 269 if (mode == ProcessStartMode.NORMAL) { | 269 if (mode == ProcessStartMode.NORMAL) { |
| 270 _exitHandler = new _Socket._readPipe(); | 270 _exitHandler = new _Socket._readPipe(); |
| 271 } | 271 } |
| 272 _ended = false; | 272 _ended = false; |
| 273 _started = false; | 273 _started = false; |
| 274 } | 274 } |
| 275 | 275 |
| 276 static String _getShellCommand() { | 276 static String _getShellCommand() { |
| 277 if (Platform.isWindows) { | 277 if (Platform.isWindows) { |
| 278 return 'cmd.exe'; | 278 return 'cmd.exe'; |
| 279 } | 279 } |
| 280 return '/bin/sh'; | 280 return '/bin/sh'; |
| 281 } | 281 } |
| 282 | 282 |
| 283 static List<String> _getShellArguments( | 283 static List<String> _getShellArguments(String executable, |
| 284 String executable, List<String> arguments) { | 284 List<String> arguments) { |
| 285 List<String> shellArguments = []; | 285 List<String> shellArguments = []; |
| 286 if (Platform.isWindows) { | 286 if (Platform.isWindows) { |
| 287 shellArguments.add('/c'); | 287 shellArguments.add('/c'); |
| 288 shellArguments.add(executable); | 288 shellArguments.add(executable); |
| 289 for (var arg in arguments) { | 289 for (var arg in arguments) { |
| 290 shellArguments.add(arg); | 290 shellArguments.add(arg); |
| 291 } | 291 } |
| 292 } else { | 292 } else { |
| 293 var commandLine = new StringBuffer(); | 293 var commandLine = new StringBuffer(); |
| 294 executable = executable.replaceAll("'", "'\"'\"'"); | 294 executable = executable.replaceAll("'", "'\"'\"'"); |
| (...skipping 51 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 346 } | 346 } |
| 347 sb.write('"'); | 347 sb.write('"'); |
| 348 result = sb.toString(); | 348 result = sb.toString(); |
| 349 } | 349 } |
| 350 | 350 |
| 351 return result; | 351 return result; |
| 352 } | 352 } |
| 353 | 353 |
| 354 int _intFromBytes(List<int> bytes, int offset) { | 354 int _intFromBytes(List<int> bytes, int offset) { |
| 355 return (bytes[offset] + | 355 return (bytes[offset] + |
| 356 (bytes[offset + 1] << 8) + | 356 (bytes[offset + 1] << 8) + |
| 357 (bytes[offset + 2] << 16) + | 357 (bytes[offset + 2] << 16) + |
| 358 (bytes[offset + 3] << 24)); | 358 (bytes[offset + 3] << 24)); |
| 359 } | 359 } |
| 360 | 360 |
| 361 Future<Process> _start() { | 361 Future<Process> _start() { |
| 362 var completer = new Completer(); | 362 var completer = new Completer(); |
| 363 if (_mode == ProcessStartMode.NORMAL) { | 363 if (_mode == ProcessStartMode.NORMAL) { |
| 364 _exitCode = new Completer<int>(); | 364 _exitCode = new Completer<int>(); |
| 365 } | 365 } |
| 366 // TODO(ager): Make the actual process starting really async instead of | 366 // TODO(ager): Make the actual process starting really async instead of |
| 367 // simulating it with a timer. | 367 // simulating it with a timer. |
| 368 Timer.run(() { | 368 Timer.run(() { |
| 369 var status = new _ProcessStartStatus(); | 369 var status = new _ProcessStartStatus(); |
| 370 bool success = _startNative( | 370 bool success = |
| 371 _path, | 371 _startNative(_path, |
| 372 _arguments, | 372 _arguments, |
| 373 _workingDirectory, | 373 _workingDirectory, |
| 374 _environment, | 374 _environment, |
| 375 _mode.index, | 375 _mode.index, |
| 376 _mode == ProcessStartMode.DETACHED | 376 _mode == ProcessStartMode.DETACHED |
| 377 ? null | 377 ? null : _stdin._sink._nativeSocket, |
| 378 : _stdin._sink._nativeSocket, | 378 _mode == ProcessStartMode.DETACHED |
| 379 _mode == ProcessStartMode.DETACHED | 379 ? null : _stdout._stream._nativeSocket, |
| 380 ? null | 380 _mode == ProcessStartMode.DETACHED |
| 381 : _stdout._stream._nativeSocket, | 381 ? null : _stderr._stream._nativeSocket, |
| 382 _mode == ProcessStartMode.DETACHED | 382 _mode != ProcessStartMode.NORMAL |
| 383 ? null | 383 ? null : _exitHandler._nativeSocket, |
| 384 : _stderr._stream._nativeSocket, | 384 status); |
| 385 _mode != ProcessStartMode.NORMAL ? null : _exitHandler._nativeSocket, | |
| 386 status); | |
| 387 if (!success) { | 385 if (!success) { |
| 388 completer.completeError(new ProcessException( | 386 completer.completeError( |
| 389 _path, _arguments, status._errorMessage, status._errorCode)); | 387 new ProcessException(_path, |
| 388 _arguments, |
| 389 status._errorMessage, |
| 390 status._errorCode)); |
| 390 return; | 391 return; |
| 391 } | 392 } |
| 392 | 393 |
| 393 _started = true; | 394 _started = true; |
| 394 _resourceInfo = new _ProcessResourceInfo(this); | 395 _resourceInfo = new _ProcessResourceInfo(this); |
| 395 | 396 |
| 396 // Setup an exit handler to handle internal cleanup and possible | 397 // Setup an exit handler to handle internal cleanup and possible |
| 397 // callback when a process terminates. | 398 // callback when a process terminates. |
| 398 if (_mode == ProcessStartMode.NORMAL) { | 399 if (_mode == ProcessStartMode.NORMAL) { |
| 399 int exitDataRead = 0; | 400 int exitDataRead = 0; |
| 400 final int EXIT_DATA_SIZE = 8; | 401 final int EXIT_DATA_SIZE = 8; |
| 401 List<int> exitDataBuffer = new List<int>(EXIT_DATA_SIZE); | 402 List<int> exitDataBuffer = new List<int>(EXIT_DATA_SIZE); |
| 402 _exitHandler.listen((data) { | 403 _exitHandler.listen((data) { |
| 404 |
| 403 int exitCode(List<int> ints) { | 405 int exitCode(List<int> ints) { |
| 404 var code = _intFromBytes(ints, 0); | 406 var code = _intFromBytes(ints, 0); |
| 405 var negative = _intFromBytes(ints, 4); | 407 var negative = _intFromBytes(ints, 4); |
| 406 assert(negative == 0 || negative == 1); | 408 assert(negative == 0 || negative == 1); |
| 407 return (negative == 0) ? code : -code; | 409 return (negative == 0) ? code : -code; |
| 408 } | 410 } |
| 409 | 411 |
| 410 void handleExit() { | 412 void handleExit() { |
| 411 _ended = true; | 413 _ended = true; |
| 412 _exitCode.complete(exitCode(exitDataBuffer)); | 414 _exitCode.complete(exitCode(exitDataBuffer)); |
| 413 // Kill stdin, helping hand if the user forgot to do it. | 415 // Kill stdin, helping hand if the user forgot to do it. |
| 414 _stdin._sink.destroy(); | 416 _stdin._sink.destroy(); |
| 415 _resourceInfo.stopped(); | 417 _resourceInfo.stopped(); |
| 416 } | 418 } |
| 417 | 419 |
| 418 exitDataBuffer.setRange( | 420 exitDataBuffer.setRange( |
| 419 exitDataRead, exitDataRead + data.length, data); | 421 exitDataRead, exitDataRead + data.length, data); |
| 420 exitDataRead += data.length; | 422 exitDataRead += data.length; |
| 421 if (exitDataRead == EXIT_DATA_SIZE) { | 423 if (exitDataRead == EXIT_DATA_SIZE) { |
| 422 handleExit(); | 424 handleExit(); |
| 423 } | 425 } |
| 424 }); | 426 }); |
| 425 } | 427 } |
| 426 | 428 |
| 427 completer.complete(this); | 429 completer.complete(this); |
| 428 }); | 430 }); |
| 429 return completer.future; | 431 return completer.future; |
| 430 } | 432 } |
| 431 | 433 |
| 432 ProcessResult _runAndWait(Encoding stdoutEncoding, Encoding stderrEncoding) { | 434 ProcessResult _runAndWait(Encoding stdoutEncoding, |
| 435 Encoding stderrEncoding) { |
| 433 var status = new _ProcessStartStatus(); | 436 var status = new _ProcessStartStatus(); |
| 434 _exitCode = new Completer<int>(); | 437 _exitCode = new Completer<int>(); |
| 435 bool success = _startNative( | 438 bool success = _startNative(_path, |
| 436 _path, | 439 _arguments, |
| 437 _arguments, | 440 _workingDirectory, |
| 438 _workingDirectory, | 441 _environment, |
| 439 _environment, | 442 ProcessStartMode.NORMAL.index, |
| 440 ProcessStartMode.NORMAL.index, | 443 _stdin._sink._nativeSocket, |
| 441 _stdin._sink._nativeSocket, | 444 _stdout._stream._nativeSocket, |
| 442 _stdout._stream._nativeSocket, | 445 _stderr._stream._nativeSocket, |
| 443 _stderr._stream._nativeSocket, | 446 _exitHandler._nativeSocket, |
| 444 _exitHandler._nativeSocket, | 447 status); |
| 445 status); | |
| 446 if (!success) { | 448 if (!success) { |
| 447 throw new ProcessException( | 449 throw new ProcessException(_path, |
| 448 _path, _arguments, status._errorMessage, status._errorCode); | 450 _arguments, |
| 451 status._errorMessage, |
| 452 status._errorCode); |
| 449 } | 453 } |
| 450 | 454 |
| 451 _resourceInfo = new _ProcessResourceInfo(this); | 455 _resourceInfo = new _ProcessResourceInfo(this); |
| 452 | 456 |
| 453 var result = _wait( | 457 var result = _wait( |
| 454 _stdin._sink._nativeSocket, | 458 _stdin._sink._nativeSocket, |
| 455 _stdout._stream._nativeSocket, | 459 _stdout._stream._nativeSocket, |
| 456 _stderr._stream._nativeSocket, | 460 _stderr._stream._nativeSocket, |
| 457 _exitHandler._nativeSocket); | 461 _exitHandler._nativeSocket); |
| 458 | 462 |
| 459 getOutput(output, encoding) { | 463 getOutput(output, encoding) { |
| 460 if (encoding == null) return output; | 464 if (encoding == null) return output; |
| 461 return encoding.decode(output); | 465 return encoding.decode(output); |
| 462 } | 466 } |
| 463 | 467 |
| 464 _resourceInfo.stopped(); | 468 _resourceInfo.stopped(); |
| 465 | 469 |
| 466 return new ProcessResult( | 470 return new ProcessResult( |
| 467 result[0], | 471 result[0], |
| 468 result[1], | 472 result[1], |
| 469 getOutput(result[2], stdoutEncoding), | 473 getOutput(result[2], stdoutEncoding), |
| 470 getOutput(result[3], stderrEncoding)); | 474 getOutput(result[3], stderrEncoding)); |
| 471 } | 475 } |
| 472 | 476 |
| 473 bool _startNative( | 477 bool _startNative(String path, |
| 474 String path, | 478 List<String> arguments, |
| 475 List<String> arguments, | 479 String workingDirectory, |
| 476 String workingDirectory, | 480 List<String> environment, |
| 477 List<String> environment, | 481 int mode, |
| 478 int mode, | 482 _NativeSocket stdin, |
| 479 _NativeSocket stdin, | 483 _NativeSocket stdout, |
| 480 _NativeSocket stdout, | 484 _NativeSocket stderr, |
| 481 _NativeSocket stderr, | 485 _NativeSocket exitHandler, |
| 482 _NativeSocket exitHandler, | 486 _ProcessStartStatus status) native "Process_Start"; |
| 483 _ProcessStartStatus status) native "Process_Start"; | |
| 484 | 487 |
| 485 _wait(_NativeSocket stdin, _NativeSocket stdout, _NativeSocket stderr, | 488 _wait(_NativeSocket stdin, |
| 486 _NativeSocket exitHandler) native "Process_Wait"; | 489 _NativeSocket stdout, |
| 490 _NativeSocket stderr, |
| 491 _NativeSocket exitHandler) native "Process_Wait"; |
| 487 | 492 |
| 488 Stream<List<int>> get stdout { | 493 Stream<List<int>> get stdout { |
| 489 return _stdout; | 494 return _stdout; |
| 490 } | 495 } |
| 491 | 496 |
| 492 Stream<List<int>> get stderr { | 497 Stream<List<int>> get stderr { |
| 493 return _stderr; | 498 return _stderr; |
| 494 } | 499 } |
| 495 | 500 |
| 496 IOSink get stdin { | 501 IOSink get stdin { |
| 497 return _stdin; | 502 return _stdin; |
| 498 } | 503 } |
| 499 | 504 |
| 500 Future<int> get exitCode => _exitCode != null ? _exitCode.future : null; | 505 Future<int> get exitCode => _exitCode != null ? _exitCode.future : null; |
| 501 | 506 |
| 502 bool kill([ProcessSignal signal = ProcessSignal.SIGTERM]) { | 507 bool kill([ProcessSignal signal = ProcessSignal.SIGTERM]) { |
| 503 if (signal is! ProcessSignal) { | 508 if (signal is! ProcessSignal) { |
| 504 throw new ArgumentError("Argument 'signal' must be a ProcessSignal"); | 509 throw new ArgumentError( |
| 510 "Argument 'signal' must be a ProcessSignal"); |
| 505 } | 511 } |
| 506 assert(_started); | 512 assert(_started); |
| 507 if (_ended) return false; | 513 if (_ended) return false; |
| 508 return _ProcessUtils._killPid(pid, signal._signalNumber); | 514 return _ProcessUtils._killPid(pid, signal._signalNumber); |
| 509 } | 515 } |
| 510 | 516 |
| 511 int get pid => _ProcessUtils._pid(this); | 517 int get pid => _ProcessUtils._pid(this); |
| 512 | 518 |
| 513 String _path; | 519 String _path; |
| 514 List<String> _arguments; | 520 List<String> _arguments; |
| 515 String _workingDirectory; | 521 String _workingDirectory; |
| 516 List<String> _environment; | 522 List<String> _environment; |
| 517 ProcessStartMode _mode; | 523 ProcessStartMode _mode; |
| 518 // Private methods of Socket are used by _in, _out, and _err. | 524 // Private methods of Socket are used by _in, _out, and _err. |
| 519 _StdSocketSink _stdin; | 525 _StdSocketSink _stdin; |
| 520 _StdStream _stdout; | 526 _StdStream _stdout; |
| 521 _StdStream _stderr; | 527 _StdStream _stderr; |
| 522 Socket _exitHandler; | 528 Socket _exitHandler; |
| 523 bool _ended; | 529 bool _ended; |
| 524 bool _started; | 530 bool _started; |
| 525 Completer<int> _exitCode; | 531 Completer<int> _exitCode; |
| 526 } | 532 } |
| 527 | 533 |
| 534 |
| 528 // _NonInteractiveProcess is a wrapper around an interactive process | 535 // _NonInteractiveProcess is a wrapper around an interactive process |
| 529 // that buffers output so it can be delivered when the process exits. | 536 // that buffers output so it can be delivered when the process exits. |
| 530 // _NonInteractiveProcess is used to implement the Process.run | 537 // _NonInteractiveProcess is used to implement the Process.run |
| 531 // method. | 538 // method. |
| 532 Future<ProcessResult> _runNonInteractiveProcess( | 539 Future<ProcessResult> _runNonInteractiveProcess(String path, |
| 533 String path, | 540 List<String> arguments, |
| 534 List<String> arguments, | 541 String workingDirectory, |
| 535 String workingDirectory, | 542 Map<String, String> environment, |
| 536 Map<String, String> environment, | 543 bool includeParentEnvironment, |
| 537 bool includeParentEnvironment, | 544 bool runInShell, |
| 538 bool runInShell, | 545 Encoding stdoutEncoding, |
| 539 Encoding stdoutEncoding, | 546 Encoding stderrEncoding) { |
| 540 Encoding stderrEncoding) { | |
| 541 // Start the underlying process. | 547 // Start the underlying process. |
| 542 return Process | 548 return Process.start(path, |
| 543 .start(path, arguments, | 549 arguments, |
| 544 workingDirectory: workingDirectory, | 550 workingDirectory: workingDirectory, |
| 545 environment: environment, | 551 environment: environment, |
| 546 includeParentEnvironment: includeParentEnvironment, | 552 includeParentEnvironment: includeParentEnvironment, |
| 547 runInShell: runInShell) | 553 runInShell: runInShell).then((Process p) { |
| 548 .then((Process p) { | |
| 549 int pid = p.pid; | 554 int pid = p.pid; |
| 550 | 555 |
| 551 // Make sure the process stdin is closed. | 556 // Make sure the process stdin is closed. |
| 552 p.stdin.close(); | 557 p.stdin.close(); |
| 553 | 558 |
| 554 // Setup stdout and stderr handling. | 559 // Setup stdout and stderr handling. |
| 555 Future foldStream(Stream<List<int>> stream, Encoding encoding) { | 560 Future foldStream(Stream<List<int>> stream, Encoding encoding) { |
| 556 if (encoding == null) { | 561 if (encoding == null) { |
| 557 return stream | 562 return stream |
| 558 .fold(new BytesBuilder(), (builder, data) => builder..add(data)) | 563 .fold(new BytesBuilder(), (builder, data) => builder..add(data)) |
| 559 .then((builder) => builder.takeBytes()); | 564 .then((builder) => builder.takeBytes()); |
| 560 } else { | 565 } else { |
| 561 return stream.transform(encoding.decoder).fold(new StringBuffer(), | 566 return stream |
| 562 (buf, data) { | 567 .transform(encoding.decoder) |
| 563 buf.write(data); | 568 .fold( |
| 564 return buf; | 569 new StringBuffer(), |
| 565 }).then((sb) => sb.toString()); | 570 (buf, data) { |
| 571 buf.write(data); |
| 572 return buf; |
| 573 }) |
| 574 .then((sb) => sb.toString()); |
| 566 } | 575 } |
| 567 } | 576 } |
| 568 | 577 |
| 569 Future stdout = foldStream(p.stdout, stdoutEncoding); | 578 Future stdout = foldStream(p.stdout, stdoutEncoding); |
| 570 Future stderr = foldStream(p.stderr, stderrEncoding); | 579 Future stderr = foldStream(p.stderr, stderrEncoding); |
| 571 | 580 |
| 572 return Future.wait([p.exitCode, stdout, stderr]).then((result) { | 581 return Future.wait([p.exitCode, stdout, stderr]).then((result) { |
| 573 return new ProcessResult(pid, result[0], result[1], result[2]); | 582 return new ProcessResult(pid, result[0], result[1], result[2]); |
| 574 }); | 583 }); |
| 575 }); | 584 }); |
| 576 } | 585 } |
| 577 | 586 |
| 578 ProcessResult _runNonInteractiveProcessSync( | 587 ProcessResult _runNonInteractiveProcessSync( |
| 579 String executable, | 588 String executable, |
| 580 List<String> arguments, | 589 List<String> arguments, |
| 581 String workingDirectory, | 590 String workingDirectory, |
| 582 Map<String, String> environment, | 591 Map<String, String> environment, |
| 583 bool includeParentEnvironment, | 592 bool includeParentEnvironment, |
| 584 bool runInShell, | 593 bool runInShell, |
| 585 Encoding stdoutEncoding, | 594 Encoding stdoutEncoding, |
| 586 Encoding stderrEncoding) { | 595 Encoding stderrEncoding) { |
| 587 var process = new _ProcessImpl( | 596 var process = new _ProcessImpl(executable, |
| 588 executable, | 597 arguments, |
| 589 arguments, | 598 workingDirectory, |
| 590 workingDirectory, | 599 environment, |
| 591 environment, | 600 includeParentEnvironment, |
| 592 includeParentEnvironment, | 601 runInShell, |
| 593 runInShell, | 602 ProcessStartMode.NORMAL); |
| 594 ProcessStartMode.NORMAL); | |
| 595 return process._runAndWait(stdoutEncoding, stderrEncoding); | 603 return process._runAndWait(stdoutEncoding, stderrEncoding); |
| 596 } | 604 } |
| OLD | NEW |