musl libc builds

.github/workflows/ci.yml

@@ -207,6 +207,15 @@ jobs:
           ${{ matrix.config.cargo }} clippy --all-targets --locked ${{ env.CARGO_VARIANT_FLAG }}
           --target ${{ matrix.config.target }} -- -D clippy::all
 
+      - name: Build Musl
+        if: matrix.config.target == 'x86_64-unknown-linux-gnu'
+        run: |
+          docker run -v "$PWD":/usr/src/rusty_v8 -w /usr/src/rusty_v8 rust:alpine3.16 ./musl-build.sh
+          cp target/${{ matrix.config.variant }}/gn_out/obj/librusty_v8.a target/librusty_v8_${{ matrix.config.variant }}_x86_64-unknown-linux-musl.a
+
+      - name: Rustfmt
+        run: cargo fmt -- --check
+
       - name: Prepare binary publish
         if: matrix.config.variant == 'debug' || matrix.config.variant == 'release'
         run: |

musl-build.sh

@@ -0,0 +1,35 @@
+#!/bin/sh
+
+apk add git \
+    gcc \
+    ninja \
+    python3 \
+    clang \
+    g++ \
+    pkgconfig \
+    glib-dev \
+    llvm13-dev \
+    binutils-gold \
+    sccache
+ln -s /usr/bin/python3 /usr/bin/python
+
+export V8_FROM_SOURCE="yes"
+export CLANG_BASE_PATH="/usr"
+export SCCACHE_DIR="./target/sccache"
+export SCCACHE="/usr/bin/sccache"
+export GN_ARGS="use_custom_libcxx=false use_lld=false v8_enable_backtrace=false v8_enable_debugging_features=false"
+GN="$(pwd)/gn/out/gn"
+export GN
+
+# Bulid GN
+if [ ! -d "./gn" ]; then
+    git clone https://gn.googlesource.com/gn
+    (
+        cd gn || exit
+        python3 build/gen.py
+        ninja -C out
+    )
+fi
+
+# Build rusty_v8
+cargo build -vv