feat: add docker image and sysroot for s390x (#24)

.github/workflows/build.yml

@@ -24,6 +24,7 @@ jobs:
           - focal-devtoolset-ppc64le
           - focal-devtoolset-riscv64
           - trixie-devtoolset-loong64
+          - focal-devtoolset-s390x
 
     steps:
       - uses: actions/checkout@v3

.github/workflows/sysroot.yml

@@ -16,6 +16,10 @@ jobs:
             arch: 'ppc64el'
             pkg: 'powerpc64le-linux-gnu'
             suffix: '-glibc-2.28'
+          - config: 's390x-gcc-10.5.0-glibc-2.28.config'
+            arch: 's390x'
+            pkg: 's390x-linux-gnu'
+            suffix: '-glibc-2.28'
     steps:
       - uses: actions/checkout@v3
 

focal-devtoolset-s390x/Dockerfile

@@ -0,0 +1,71 @@
+ARG REPO=mcr.microsoft.com/mirror/docker/library/ubuntu
+ARG TAG=20.04
+FROM ${REPO}:${TAG}
+
+ARG DEBIAN_FRONTEND=noninteractive
+ARG NODE_VERSION="16.20.2"
+
+# ubuntu keeps its i386/amd64 and other architecture repos separate
+# the default i386/amd64 packages can be found in http://archive.ubuntu.com while all other architectures are in http://ports.ubuntu.com/
+# add the required repos for s390x and only fetch i386/amd64 from archive.ubuntu.com (to prevent apt from erroring about missing architecture support)
+RUN sed -i "s/^deb/deb [arch=amd64,i386]/g" /etc/apt/sources.list
+RUN echo "deb [arch=s390x] http://ports.ubuntu.com/ focal main universe multiverse restricted" | tee -a /etc/apt/sources.list
+RUN echo "deb [arch=s390x] http://ports.ubuntu.com/ focal-security main universe multiverse restricted" | tee -a /etc/apt/sources.list
+RUN echo "deb [arch=s390x] http://ports.ubuntu.com/ focal-updates main universe multiverse restricted" | tee -a /etc/apt/sources.list
+RUN dpkg --add-architecture s390x
+RUN apt-get update && apt-get install -y --no-install-recommends \
+  gcc-10-s390x-linux-gnu \
+  g++-10-s390x-linux-gnu \
+  binutils-s390x-linux-gnu \
+  build-essential \
+  git \
+  pkg-config \
+  fakeroot \
+  rpm \
+  sudo \
+  apt-transport-https \
+  ca-certificates \
+  libx11-dev:s390x \
+  libx11-xcb-dev:s390x \
+  libxkbfile-dev:s390x \
+  libsecret-1-dev:s390x \
+  libkrb5-dev:s390x \
+  libatomic1:s390x \
+  curl \
+  gnupg \
+  unzip \
+  # VSCodium
+  jq
+
+# Set python3 as default
+RUN update-alternatives --install /usr/bin/python python /usr/bin/python3 1
+RUN python --version
+
+# Setup Node.js
+RUN curl -L -O https://nodejs.org/dist/v${NODE_VERSION}/node-v${NODE_VERSION}-linux-s390x.tar.gz && \
+    tar -xzf node-v${NODE_VERSION}-linux-s390x.tar.gz && \
+    cp -R node-v${NODE_VERSION}-linux-s390x/* /usr/local/ && \
+    rm -rf node-v${NODE_VERSION}-linux-s390x* && \
+    node --version
+
+# install yarn & node-gyp
+RUN npm install -g yarn node-gyp
+
+# Set gcc-10 as default
+RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/s390x-linux-gnu-gcc-10 10
+RUN update-alternatives --install /usr/bin/g++ g++ /usr/bin/s390x-linux-gnu-g++-10 10
+
+# Check compiler toolchain
+RUN gcc --version
+RUN g++ --version
+
+RUN mkdir -p /root/vscode
+WORKDIR /root/vscode
+
+ENV AS=/usr/bin/s390x-linux-gnu-as \
+  AR=/usr/bin/s390x-linux-gnu-ar \
+  CC=/usr/bin/s390x-linux-gnu-gcc-10 \
+  CPP=/usr/bin/s390x-linux-gnu-cpp-10 \
+  CXX=/usr/bin/s390x-linux-gnu-g++-10 \
+  LD=/usr/bin/s390x-linux-gnu-ld \
+  PKG_CONFIG_PATH=/usr/lib/s390x-linux-gnu/pkgconfig