Nicolas "Pixel" Noble | ff2828b | 2015-04-03 03:16:46 +0200 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright 2015, Google Inc. |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
| 16 | * * Neither the name of Google Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived from |
| 18 | * this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 24 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | #ifndef GRPCXX_IMPL_THD_NO_CXX11_H |
| 35 | #define GRPCXX_IMPL_THD_NO_CXX11_H |
| 36 | |
| 37 | #include <grpc/support/thd.h> |
| 38 | |
| 39 | namespace grpc { |
| 40 | |
| 41 | class thread { |
| 42 | public: |
| 43 | template<class T> thread(void (T::*fptr)(), T *obj) { |
| 44 | func_ = new thread_function<T>(fptr, obj); |
Nicolas "Pixel" Noble | b092916 | 2015-04-07 01:17:14 +0200 | [diff] [blame^] | 45 | joined_ = false; |
Nicolas "Pixel" Noble | ff2828b | 2015-04-03 03:16:46 +0200 | [diff] [blame] | 46 | start(); |
| 47 | } |
Nicolas "Pixel" Noble | b092916 | 2015-04-07 01:17:14 +0200 | [diff] [blame^] | 48 | ~thread() { |
| 49 | if (!joined_) std::terminate(); |
| 50 | delete func_; |
| 51 | } |
| 52 | void join() { |
| 53 | gpr_thd_join(thd_); |
| 54 | joined_ = true; |
| 55 | } |
Nicolas "Pixel" Noble | ff2828b | 2015-04-03 03:16:46 +0200 | [diff] [blame] | 56 | private: |
| 57 | void start() { |
| 58 | gpr_thd_options options = gpr_thd_options_default(); |
| 59 | gpr_thd_options_set_joinable(&options); |
Nicolas "Pixel" Noble | b092916 | 2015-04-07 01:17:14 +0200 | [diff] [blame^] | 60 | gpr_thd_new(&thd_, thread_func, (void *) func_, &options); |
Nicolas "Pixel" Noble | ff2828b | 2015-04-03 03:16:46 +0200 | [diff] [blame] | 61 | } |
| 62 | static void thread_func(void *arg) { |
| 63 | thread_function_base *func = (thread_function_base *) arg; |
| 64 | func->call(); |
| 65 | } |
| 66 | class thread_function_base { |
| 67 | public: |
| 68 | virtual ~thread_function_base() { } |
| 69 | virtual void call() = 0; |
| 70 | }; |
| 71 | template<class T> |
| 72 | class thread_function : public thread_function_base { |
| 73 | public: |
| 74 | thread_function(void (T::*fptr)(), T *obj) |
| 75 | : fptr_(fptr) |
| 76 | , obj_(obj) { } |
| 77 | virtual void call() { (obj_->*fptr_)(); } |
| 78 | private: |
| 79 | void (T::*fptr_)(); |
| 80 | T *obj_; |
| 81 | }; |
| 82 | thread_function_base *func_; |
Nicolas "Pixel" Noble | b092916 | 2015-04-07 01:17:14 +0200 | [diff] [blame^] | 83 | gpr_thd_id thd_; |
| 84 | bool joined_; |
Nicolas "Pixel" Noble | ff2828b | 2015-04-03 03:16:46 +0200 | [diff] [blame] | 85 | }; |
| 86 | |
| 87 | } // namespace grpc |
| 88 | |
| 89 | #endif // GRPCXX_IMPL_THD_NO_CXX11_H |