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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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