blob: 23797c9780e33a90dea024864611cf620aa69456 [file] [log] [blame]
// 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',
required String sourceFile,
String? outputFile,
String? debugFile,
String? packages,
required 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);
}
}