1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include <lib/async-loop/cpp/loop.h>
6 #include <lib/trace-provider/provider.h>
7 #include <lib/trace/event.h>
8
9 #include "dart_runner.h"
10 #include "flutter/fml/logging.h"
11 #include "flutter/fml/trace_event.h"
12 #include "logging.h"
13 #include "runtime/dart/utils/files.h"
14 #include "runtime/dart/utils/tempfs.h"
15 #include "third_party/dart/runtime/include/dart_api.h"
16
17 #if !defined(FUCHSIA_SDK)
18 #include <lib/syslog/cpp/logger.h>
19 #endif // !defined(FUCHSIA_SDK)
20
21 #if !defined(DART_PRODUCT)
22 // Register native symbol information for the Dart VM's profiler.
RegisterProfilerSymbols(const char * symbols_path,const char * dso_name)23 static void RegisterProfilerSymbols(const char* symbols_path,
24 const char* dso_name) {
25 std::string* symbols = new std::string();
26 if (dart_utils::ReadFileToString(symbols_path, symbols)) {
27 Dart_AddSymbols(dso_name, symbols->data(), symbols->size());
28 } else {
29 FML_LOG(ERROR) << "Failed to load " << symbols_path;
30 FML_CHECK(false);
31 }
32 }
33 #endif // !defined(DART_PRODUCT)
34
main(int argc,const char ** argv)35 int main(int argc, const char** argv) {
36 async::Loop loop(&kAsyncLoopConfigAttachToThread);
37
38 #if !defined(FUCHSIA_SDK)
39 syslog::InitLogger();
40
41 std::unique_ptr<trace::TraceProviderWithFdio> provider;
42 {
43 TRACE_EVENT0("dart", "CreateTraceProvider");
44 bool already_started;
45 // Use CreateSynchronously to prevent loss of early events.
46 trace::TraceProviderWithFdio::CreateSynchronously(
47 loop.dispatcher(), "dart_runner", &provider, &already_started);
48 }
49 #endif // !defined(FUCHSIA_SDK)
50
51 #if !defined(DART_PRODUCT)
52 #if defined(AOT_RUNTIME)
53 RegisterProfilerSymbols(
54 "pkg/data/libdart_precompiled_runtime.dartprofilersymbols",
55 "libdart_precompiled_runtime.so");
56 RegisterProfilerSymbols("pkg/data/dart_aot_runner.dartprofilersymbols", "");
57 #else
58 RegisterProfilerSymbols("pkg/data/libdart_jit.dartprofilersymbols",
59 "libdart_jit.so");
60 RegisterProfilerSymbols("pkg/data/dart_jit_runner.dartprofilersymbols", "");
61 #endif // defined(AOT_RUNTIME)
62 #endif // !defined(DART_PRODUCT)
63
64 dart_utils::SetupRunnerTemp();
65
66 dart_runner::DartRunner runner;
67 loop.Run();
68 return 0;
69 }
70