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Side by Side Diff: runtime/bin/process_patch.dart

Issue 2767533002: Revert "Fix observatory tests broken by running dartfmt." (Closed)
Patch Set: Created 3 years, 9 months ago
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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
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 }
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