Tencent IMWeb Frontend Team

May 31, 2021 · Backend Development

How libtask Implements Coroutines for High‑Performance Servers in C

libtask, a lightweight coroutine library written by Russ Cox, demonstrates how to build a cooperative multitasking scheduler in C, detailing task creation, context switching, epoll‑based I/O handling, and a non‑preemptive FIFO scheduling model that enables asynchronous I/O to appear synchronous for server development.