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| 1 // Copyright 2014 The Chromium 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 #ifndef MOJO_PUBLIC_CPP_UTILITY_THREAD_H_ | |
| 6 #define MOJO_PUBLIC_CPP_UTILITY_THREAD_H_ | |
| 7 | |
| 8 #ifdef _WIN32 | |
| 9 #error "Not implemented: See crbug.com/342893." | |
| 10 #endif | |
| 11 | |
| 12 #include <pthread.h> | |
| 13 #include <stddef.h> | |
| 14 | |
| 15 #include "mojo/public/cpp/system/macros.h" | |
| 16 | |
| 17 namespace mojo { | |
| 18 | |
| 19 // This class is thread-friendly, not thread-safe (e.g., you mustn't call | |
| 20 // |Join()| from multiple threads and/or simultaneously try to destroy the | |
| 21 // object). | |
| 22 class Thread { | |
| 23 public: | |
| 24 // TODO(vtl): Support non-joinable? priority? | |
| 25 class Options { | |
| 26 public: | |
| 27 Options() : stack_size_(0) {} | |
| 28 | |
| 29 // A stack size of 0 means the default. | |
| 30 size_t stack_size() const { return stack_size_; } | |
| 31 void set_stack_size(size_t stack_size) { stack_size_ = stack_size; } | |
| 32 | |
| 33 private: | |
| 34 size_t stack_size_; | |
| 35 | |
| 36 // Copy and assign allowed. | |
| 37 }; | |
| 38 | |
| 39 // TODO(vtl): Add name or name prefix? | |
| 40 Thread(); | |
| 41 explicit Thread(const Options& options); | |
| 42 virtual ~Thread(); | |
| 43 | |
| 44 void Start(); | |
| 45 void Join(); | |
| 46 | |
| 47 virtual void Run() = 0; | |
| 48 | |
| 49 private: | |
| 50 static void* ThreadRunTrampoline(void* arg); | |
| 51 | |
| 52 const Options options_; | |
| 53 pthread_t thread_; | |
| 54 bool started_; | |
| 55 bool joined_; | |
| 56 | |
| 57 MOJO_DISALLOW_COPY_AND_ASSIGN(Thread); | |
| 58 }; | |
| 59 | |
| 60 } // namespace mojo | |
| 61 | |
| 62 #endif // MOJO_PUBLIC_CPP_UTILITY_THREAD_H_ | |
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