2020-11-05 10:15:15 +00:00
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All workloads have similar a requirment of software dependencies. It includes
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**wasi-sdk**, **clang-11**, **emsdk**, **wabt** and **binaryen**
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> It might slightly different when using MacOS, and other linux distro than Ubuntu. This document only target
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Ubuntu 18.04 as an example.
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## Installation instructions
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2020-12-04 07:35:45 +00:00
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use [preparation.sh](./preparation.sh) to install all dependencies before compiling any workload.
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for details, the script includes below steps:
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2020-11-05 10:15:15 +00:00
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- **wasi-sdk**. Install
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[latest release](https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-11/wasi-sdk-11.0-linux.tar.gz)
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in */opt/wasi-sdk* or */opt/wasi-sdk-11*
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- **wabt**. Install
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[latest release](https://github.com/WebAssembly/wabt/releases/download/${WABT_VER}/wabt-1.0.19-ubuntu.tar.gz)
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in */opt/wabt* or */opt/wabt-1.0.19*
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- **clang-11**. Refer to [the guide](https://apt.llvm.org/).
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- **emsdk**. Refer to [the guide](https://emscripten.org/docs/getting_started/downloads.html). Don't forget to activate
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emsdk and set up environment variables. Verify it with `echo ${EMSDK}`.
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- **libclang_rt.builtins-wasm32.a**. *wasi* has its private rt library. Put it under clang search path
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``` shell
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# copy it
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$ cp -r /opt/wasi-sdk-11.0/lib/clang/10.0.0/lib/wasi /usr/lib/llvm-11/lib/clang/11.0.0/lib/
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# or just link it
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$ ln -sf /opt/wasi-sdk-11.0/lib/clang/10.0.0/lib/wasi/ /usr/lib/llvm-11/lib/clang/11.0.0/lib/
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```
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- **binaryen**. Install
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[latest release](https://github.com/WebAssembly/binaryen/releases/download/version_97/binaryen-version_97-x86_64-linux.tar.gz)
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in */opt/binaryen* or */opt/binaryen-version_97*
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