How to Build ZXing C++ to Wasm using WASI SDK in Linux

WASI is a modular system interface, which aims to build runnable .wasm modules for any WASI-compliant runtime, not only for Node.js and web browsers. Although WASI is still in development and not stable yet, it is available for some experimental projects. In this article, I will share how to use WASI SDK to build a .wasm barcode reader module by porting ZXing C++.

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