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https://github.com/neovim/neovim.git
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0eddc16ed0
Add a dedicated nvim.wasm build workflow and include the resulting WASM artifact in nightly releases.
82 lines
1.7 KiB
Bash
Executable File
82 lines
1.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Build nvim.wasm
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set -euo pipefail
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ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
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OUTDIR="$ROOT/build-wasm"
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source "$ROOT/.emsdk/emsdk_env.sh"
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mkdir -p "$OUTDIR"
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if ! command -v emcc >/dev/null 2>&1; then
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echo "ERROR: emcc not found"
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exit 1
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fi
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if ! command -v zig >/dev/null 2>&1; then
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echo "ERROR: zig not found"
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exit 1
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fi
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emcc --version
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zig version
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# Install Binaryen if it is not already available.
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BINARYEN_VERSION=132
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BINARYEN_DIR="$ROOT/.binaryen"
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BINARYEN_BIN="$BINARYEN_DIR/binaryen-version_${BINARYEN_VERSION}/bin"
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if [ ! -x "$BINARYEN_BIN/wasm-opt" ]; then
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echo "Installing Binaryen ${BINARYEN_VERSION}..."
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mkdir -p "$BINARYEN_DIR"
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curl -L \
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"https://github.com/WebAssembly/binaryen/releases/download/version_${BINARYEN_VERSION}/binaryen-version_${BINARYEN_VERSION}-x86_64-linux.tar.gz" \
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-o /tmp/binaryen.tar.gz
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tar -xf /tmp/binaryen.tar.gz -C "$BINARYEN_DIR"
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fi
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export PATH="$BINARYEN_BIN:$PATH"
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wasm-opt --version
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zig build nvim_bin \
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-Dtarget=wasm32-emscripten \
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-Dcpu=generic+atomics+bulk_memory+mutable_globals \
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-Demscripten-sysroot="$EMSDK/upstream/emscripten/cache/sysroot" \
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-Doptimize=ReleaseSmall
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ZIG_OUT="$ROOT/zig-out/bin"
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# Optimize the final WASM artifact with Binaryen.
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wasm-opt -Oz -o "$ZIG_OUT/nvim.wasm" "$ZIG_OUT/nvim.wasm"
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required=(
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nvim.wasm
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nvim.js
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nvim.data
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)
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missing=()
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for name in "${required[@]}"; do
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if [ -f "$ZIG_OUT/$name" ]; then
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cp "$ZIG_OUT/$name" "$OUTDIR/$name"
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else
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missing+=("$name")
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fi
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done
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if [ "${#missing[@]}" -ne 0 ]; then
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echo "ERROR: Missing required WASM artifacts: ${missing[*]}"
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ls -la "$ZIG_OUT" || true
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exit 2
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fi
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echo "build-wasm.sh finished successfully."
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