Ryan Macnak
0c3606f0ec
Improve error message to include the intended thread name and strerror. TEST=ci Change-Id: Iba61a40b312f6574e8e352d51a0c3de535f6a0c0 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/386361 Reviewed-by: Brian Quinlan <bquinlan@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/globals.h"
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#if defined(DART_HOST_OS_WINDOWS) && !defined(DART_USE_ABSL)
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#include "bin/thread.h"
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#include <process.h> // NOLINT
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#include "platform/assert.h"
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namespace dart {
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namespace bin {
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class ThreadStartData {
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public:
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ThreadStartData(const char* name,
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Thread::ThreadStartFunction function,
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uword parameter)
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: name_(name), function_(function), parameter_(parameter) {}
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const char* name() const { return name_; }
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Thread::ThreadStartFunction function() const { return function_; }
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uword parameter() const { return parameter_; }
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private:
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const char* name_;
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Thread::ThreadStartFunction function_;
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uword parameter_;
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DISALLOW_COPY_AND_ASSIGN(ThreadStartData);
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};
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// Dispatch to the thread start function provided by the caller. This trampoline
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// is used to ensure that the thread is properly destroyed if the thread just
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// exits.
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static unsigned int __stdcall ThreadEntry(void* data_ptr) {
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ThreadStartData* data = reinterpret_cast<ThreadStartData*>(data_ptr);
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Thread::ThreadStartFunction function = data->function();
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uword parameter = data->parameter();
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delete data;
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// Call the supplied thread start function handing it its parameters.
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function(parameter);
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return 0;
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}
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int Thread::TryStart(const char* name,
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ThreadStartFunction function,
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uword parameter) {
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ThreadStartData* start_data = new ThreadStartData(name, function, parameter);
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uint32_t tid;
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uintptr_t thread = _beginthreadex(nullptr, Thread::GetMaxStackSize(),
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ThreadEntry, start_data, 0, &tid);
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if ((thread == -1L) || (thread == 0)) {
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return errno;
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}
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// Close the handle, so we don't leak the thread object.
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CloseHandle(reinterpret_cast<HANDLE>(thread));
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return 0;
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}
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intptr_t Thread::GetMaxStackSize() {
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const int kStackSize = (128 * kWordSize * KB);
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return kStackSize;
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}
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} // namespace bin
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} // namespace dart
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#endif // defined(DART_HOST_OS_WINDOWS) && !defined(DART_USE_ABSL)
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