| // Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| import 'dart:io'; |
| |
| import 'package:path/path.dart' as path; |
| |
| import 'dart2native.dart'; |
| |
| final Directory binDir = File(Platform.resolvedExecutable).parent; |
| final String executableSuffix = Platform.isWindows ? '.exe' : ''; |
| final String dartaotruntime = |
| path.join(binDir.path, 'dartaotruntime$executableSuffix'); |
| final String genKernel = |
| path.join(binDir.path, 'snapshots', 'gen_kernel.dart.snapshot'); |
| final String genSnapshot = |
| path.join(binDir.path, 'utils', 'gen_snapshot$executableSuffix'); |
| final String productPlatformDill = path.join( |
| binDir.parent.path, 'lib', '_internal', 'vm_platform_strong_product.dill'); |
| |
| Future<void> generateNative({ |
| String kind = 'exe', |
| String sourceFile, |
| String outputFile, |
| String debugFile, |
| String packages, |
| List<String> defines, |
| String enableExperiment = '', |
| bool enableAsserts = false, |
| bool soundNullSafety, |
| bool verbose = false, |
| String verbosity = 'all', |
| List<String> extraOptions = const [], |
| }) async { |
| final Directory tempDir = Directory.systemTemp.createTempSync(); |
| try { |
| final sourcePath = path.canonicalize(path.normalize(sourceFile)); |
| if (packages != null) { |
| packages = path.canonicalize(path.normalize(packages)); |
| } |
| final Kind outputKind = { |
| 'aot': Kind.aot, |
| 'exe': Kind.exe, |
| }[kind]; |
| final sourceWithoutDart = sourcePath.replaceFirst(RegExp(r'\.dart$'), ''); |
| final outputPath = path.canonicalize(path.normalize(outputFile ?? |
| { |
| Kind.aot: '$sourceWithoutDart.aot', |
| Kind.exe: '$sourceWithoutDart.exe', |
| }[outputKind])); |
| final debugPath = |
| debugFile != null ? path.canonicalize(path.normalize(debugFile)) : null; |
| |
| if (verbose) { |
| print('Compiling $sourcePath to $outputPath using format $kind:'); |
| print('Generating AOT kernel dill.'); |
| } |
| |
| final String kernelFile = path.join(tempDir.path, 'kernel.dill'); |
| final kernelResult = await generateAotKernel(Platform.executable, genKernel, |
| productPlatformDill, sourcePath, kernelFile, packages, defines, |
| enableExperiment: enableExperiment, |
| extraGenKernelOptions: [ |
| '--invocation-modes=compile', |
| '--verbosity=$verbosity', |
| if (soundNullSafety != null) |
| '--${soundNullSafety ? '' : 'no-'}sound-null-safety', |
| ]); |
| if (kernelResult.exitCode != 0) { |
| // We pipe both stdout and stderr to stderr because the CFE doesn't print |
| // errors to stderr. This unfortunately does emit info-only output in |
| // stderr, though. |
| stderr.write(kernelResult.stdout); |
| stderr.write(kernelResult.stderr); |
| await stderr.flush(); |
| throw 'Generating AOT kernel dill failed!'; |
| } |
| // Pipe info and warnings from the CFE to stdout since the compilation |
| // succeeded. Stderr should be empty but we pipe it to stderr for |
| // completeness. |
| stdout.write(kernelResult.stdout); |
| await stdout.flush(); |
| stderr.write(kernelResult.stderr); |
| await stderr.flush(); |
| |
| if (verbose) { |
| print('Generating AOT snapshot.'); |
| } |
| |
| final String snapshotFile = (outputKind == Kind.aot |
| ? outputPath |
| : path.join(tempDir.path, 'snapshot.aot')); |
| final snapshotResult = await generateAotSnapshot(genSnapshot, kernelFile, |
| snapshotFile, debugPath, enableAsserts, extraOptions); |
| if (snapshotResult.exitCode != 0) { |
| stderr.writeln(snapshotResult.stdout); |
| stderr.writeln(snapshotResult.stderr); |
| await stderr.flush(); |
| throw 'Generating AOT snapshot failed!'; |
| } |
| |
| if (outputKind == Kind.exe) { |
| if (verbose) { |
| print('Generating executable.'); |
| } |
| await writeAppendedExecutable(dartaotruntime, snapshotFile, outputPath); |
| |
| if (Platform.isLinux || Platform.isMacOS) { |
| if (verbose) { |
| print('Marking binary executable.'); |
| } |
| await markExecutable(outputPath); |
| } |
| } |
| |
| print('Generated: $outputPath'); |
| } finally { |
| tempDir.deleteSync(recursive: true); |
| } |
| } |