wasi-sdk release binaries example

.gitignore

/src/
/tmp/

test.sh

#!/bin/bash

set -e
set -o pipefail

mkdir -p {src,tmp,lib}

cat <<-'EOF' >src/main.c
int main(void)
{
    return 0;
}
EOF

pushd tmp

wget https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-10/wasi-sdk-10.0-macos.tar.gz
tar -xf wasi-sdk-10.0-macos.tar.gz

popd

PATH="$(cd tmp/wasi-sdk-10.0/bin && pwd):$PATH"
WASI_SYSROOT="$(cd tmp/wasi-sdk-10.0/share/wasi-sysroot && pwd)"

which clang

FILES=$(find src -name "*.c")

clang \
  --target=wasm32-wasi \
  --sysroot="${WASI_SYSROOT}" \
  -isysroot="${WASI_SYSROOT}" \
  -Oz \
  -flto \
  -Wl,--export-all \
  -Wl,--lto-O2 \
  -o ./lib/test.wasm \
  $FILES

pushd lib

wasm2wat test.wasm -o test.wat

popd

rm -rf ./src/
rm -rf ./tmp/