tin 项目是完整实现的 C 版 go 语言运行时。它参考 go 语言运行时,将 go 语言运行时用 C 重写了一遍, 让你可以在 C++ 中使用 go 的风格写程序。
平台
Windows XP or later
OS X 10.8 or later
Linux 2.6.23 or later
构建
git clone –recursive https://github.com/cloudpeak/tin.git
mkdir build
cd build
Visual Studio 2015 Win64
Visual Studio 2015 Win32
Visual Studio 2008 Win32
GCC or Clang
示例
#include "tin/all.h" void HandleClient(tin::net::TcpConn conn) { // Set TCP Read Write buffer. conn->SetReadBuffer(64 * 1024); conn->SetWriteBuffer(64 * 1024); // user space buffer size. const int kIOBufferSize = 4 * 1024; scoped_ptr<char[]> buf(new char[kIOBufferSize]); // set read, write deadline. const int64 kRWDeadline = 20 * tin::kSecond; conn->SetDeadline(kRWDeadline); while (true) { int n = conn->Read(buf.get(), kIOBufferSize); int err = tin::GetErrorCode(); if (n > 0) { conn->SetReadDeadline(kRWDeadline); } if (err != 0) { VLOG(1) << "Read failed due to: " << tin::GetErrorStr(); // FIN received, graceful close, we can still send. if (err == TIN_EOF) { if (n > 0) { conn->Write(buf.get(), n); } conn->CloseWrite(); // delay a while to avoid RST. tin::NanoSleep(500 * tin::kMillisecond); } break; } DCHECK_GT(n, 0); conn->Write(buf.get(), n); if (tin::GetErrorCode() != 0) { VLOG(1) << "Write failed due to " << tin::GetErrorStr(); break; } conn->SetWriteDeadline(kRWDeadline); } conn->Close(); } int TinMain(int argc, char** argv) { const uint16 kPort = 2222; bool use_ipv6 = false; tin::net::TCPListener listener = tin::net::ListenTcp(use_ipv6 ? "0:0:0:0:0:0:0:0" : "0.0.0.0", kPort); if (tin::GetErrorCode() != 0) { LOG(FATAL) << "Listen failed due to " << tin::GetErrorStr(); } LOG(INFO) << "echo server is listening on port: " << kPort; while (true) { tin::net::TcpConn conn = listener->Accept(); if (tin::GetErrorCode() == 0) { tin::Spawn(&HandleClient, conn); } else { LOG(INFO) << "Accept failed due to " << tin::GetErrorStr(); } } return 0; } int main(int argc, char** argv) { tin::Initialize(); // set logging level. logging::SetMinLogLevel(logging::LOG_INFO); // set max p count. tin::Config config = tin::DefaultConfig(); config.SetMaxProcs(base::SysInfo::NumberOfProcessors()); // start the world. tin::PowerOn(TinMain, argc, argv, &config); // wait for power off tin::WaitForPowerOff(); // cleanup. tin::Deinitialize(); return 0; }