init

Dockerfile

@@ -3,6 +3,7 @@ FROM gitea.okami101.io/okami101/stagex/core-gcc:latest AS gcc
 FROM gitea.okami101.io/okami101/stagex/core-make:latest AS make
 FROM gitea.okami101.io/okami101/stagex/core-musl:latest AS musl
 FROM gitea.okami101.io/okami101/stagex/core-busybox:latest AS busybox
+FROM gitea.okami101.io/okami101/stagex/core-diffutils:latest AS diffutils
 
 FROM scratch AS bootstrap-c-toolchain
 COPY --from=binutils / /
@@ -129,8 +130,40 @@ RUN make -j $(nproc) headers ARCH=x86_64 && \
 RUN mkdir -p /rootfs/usr/include && \
     cp -rv usr/include/* /rootfs/usr/include
 
+FROM bootstrap-c-toolchain AS build-musl
+COPY --from=diffutils / /
+
+ENV CFLAGS=""
+ENV CXXFLAGS=""
+ENV LDFLAGS=""
+
+ARG VERSION=1.2.5
+
+WORKDIR /source
+
+RUN wget https://www.musl-libc.org/releases/musl-${VERSION}.tar.gz -O musl.tar.xz
+
+RUN tar -xzf musl.tar.gz --strip-components=1 && \
+    mkdir build && \
+    cd build && \
+    ../configure --prefix=/usr
+
+RUN cd build && \
+    make -j $(nproc)
+
+RUN cd build && \
+    make DESTDIR=/rootfs install && \
+    ARCH=$(uname -m) && \
+    mkdir -p /rootfs/usr/bin /rootfs/usr/lib && \
+    rm -rf /rootfs/lib && \
+    ln -sf /usr/lib/ld-musl-${ARCH}.so.1 /rootfs/usr/bin/ldd && \
+    mv -f /rootfs/usr/lib/libc.so /rootfs/usr/lib/ld-musl-${ARCH}.so.1 && \
+    ln -sf ld-musl-${ARCH}.so.1 /rootfs/usr/lib/libc.musl-${ARCH}.so.1 && \
+    ln -sf /usr/lib/ld-musl-${ARCH}.so.1 /rootfs/usr/lib/libc.so
+
 FROM busybox AS final
 COPY --from=build-make /rootfs/ /
 COPY --from=build-binutils /rootfs/ /
 COPY --from=build-gcc /rootfs/ /
 COPY --from=build-linux-headers /rootfs/ /
+COPY --from=build-musl /rootfs/ /