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- Set EMSDK version to 2.0.9 to make it consistent everywhere in repo - Set parallel make jobs to 2
53 lines
1.3 KiB
Bash
Executable File
53 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Usage: ./build-wasm.sh
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set -e
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set -x
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# Run script from the context of the script-containing directory
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cd "$(dirname $0)"
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# This file replicates the instructions found in ./README.md under "Build WASM"
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# Prerequisite: Download and Install Emscripten using following instructions (unless the EMSDK env var is already set)
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if [ "$EMSDK" == "" ]; then
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EMSDK_UPDATE_REQUIRED=0
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if [ ! -d "emsdk" ]; then
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git clone https://github.com/emscripten-core/emsdk.git
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EMSDK_UPDATE_REQUIRED=1
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else
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cd emsdk
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git fetch
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# Only pull if necessary
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if [ $(git rev-parse HEAD) != $(git rev-parse @{u}) ]; then
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git pull --ff-only
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EMSDK_UPDATE_REQUIRED=1
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fi
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cd -
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fi
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if [ "$EMSDK_UPDATE_REQUIRED" == "1" ]; then
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cd emsdk
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./emsdk install 2.0.9
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./emsdk activate 2.0.9
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cd -
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fi
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source ./emsdk/emsdk_env.sh
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fi
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# Compile
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# 1. Create a folder where you want to build all the artifacts (`build-wasm` in this case) and compile
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if [ ! -d "build-wasm" ]; then
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mkdir build-wasm
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fi
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cd build-wasm
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emcmake cmake -DCOMPILE_WASM=on ../
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emmake make -j2
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# 2. Enable SIMD Wormhole via Wasm instantiation API in generated artifacts
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bash ../wasm/patch-artifacts-enable-wormhole.sh
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# The artifacts (.js and .wasm files) will be available in the build directory ("build-wasm" in this case).
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exit 0
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