feat: add loong64 support

.github/workflows/build.yaml

@@ -35,6 +35,7 @@ jobs:
         - { qemu_arch: x86_64,  appimage_arch: x86_64 }
         - { qemu_arch: armv7,   appimage_arch: armhf }
         - { qemu_arch: aarch64, appimage_arch: aarch64 }
+        - { qemu_arch: loong64, appimage_arch: loong64 }
 
     steps:
     - name: Checkout
@@ -46,12 +47,21 @@ jobs:
            git rev-parse --short HEAD  | xargs >> src/runtime/version
 
     - name: Build
+      if: matrix.appimage_arch != 'loong64'
       env:
         ARCHITECTURE: ${{ matrix.appimage_arch }}
       run: |
            sudo apt-get -y install qemu-user-static
            ./chroot_build.sh
 
+    - name: Build Loongarch
+      if: matrix.appimage_arch == 'loong64'
+      env:
+        ARCH: ${{ matrix.appimage_arch }}
+      run: |
+           docker run --rm --privileged loongcr.lcpu.dev/multiarch/archlinux --reset -p yes
+           ./build_docker.sh
+
     - name: Sign
       env:
         SIGNING_KEY: ${{ secrets.SIGNING_KEY }}

.gitignore

@@ -50,3 +50,9 @@ modules.order
 Module.symvers
 Mkfile.old
 dkms.conf
+
+miniroot
+fuse-3.15.0
+out
+squa*
+*.tar.*

build.sh

@@ -2,17 +2,29 @@
 
 set -ex
 
+cleanup () {
+    if [ -d "$build_dir" ]; then
+        rm -rf "$build_dir"
+    fi
+}
+trap cleanup EXIT
+
 if ! command -v apk; then
 	echo "This script should be run in an Alpine container"
 	exit 1
 fi
 
+rm -rf fuse-*
+rm -rf squashfuse-*
+
 apk update
 apk add alpine-sdk util-linux strace file autoconf automake libtool xz
 
 # Build static libfuse3 with patch for https://github.com/AppImage/type2-runtime/issues/10
 apk add eudev-dev gettext-dev linux-headers meson # From https://git.alpinelinux.org/aports/tree/main/fuse3/APKBUILD
-wget -c -q "https://github.com/libfuse/libfuse/releases/download/fuse-3.15.0/fuse-3.15.0.tar.xz"
+if [ ! -f "fuse-3.15.0.tar.xz" ];then
+	wget -c -q "https://github.com/libfuse/libfuse/releases/download/fuse-3.15.0/fuse-3.15.0.tar.xz"
+fi
 echo "70589cfd5e1cff7ccd6ac91c86c01be340b227285c5e200baa284e401eea2ca0  fuse-3.15.0.tar.xz" | sha256sum -c
 tar xf fuse-3.*.tar.xz
 cd fuse-3.*/
@@ -29,6 +41,9 @@ export CFLAGS="-ffunction-sections -fdata-sections -Os"
 
 # Build static squashfuse
 apk add zstd-dev zlib-dev zlib-static # fuse3-dev fuse3-static fuse-static fuse-dev
+if [ "$ARCHITECTURE" == "loong64" ];then
+	apk add --no-cache zstd-static
+fi
 find / -name "libzstd.*" 2>/dev/null || true
 wget -c -q "https://github.com/vasi/squashfuse/archive/e51978c.tar.gz"
 echo "f544029ad30d8fbde4e4540c574b8cdc6d38b94df025a98d8551a9441f07d341  e51978c.tar.gz" | sha256sum -c

build_docker.sh

@@ -0,0 +1,59 @@
+#!/bin/bash
+
+set -ex
+
+if [[ "${ARCH:-}" == "" ]]; then
+    echo "Usage: env ARCH=... bash $0"
+    exit 1
+fi
+
+repo_root="$(readlink -f "$(dirname "${BASH_SOURCE[0]}")"/.)"
+
+case "$ARCH" in
+    x86_64)
+        image_prefix=amd64/alpine
+        platform=linux/amd64
+        ;;
+    i686)
+        image_prefix=i386/alpine
+        platform=linux/i386
+        ;;
+    armhf)
+        image_prefix=arm32v7/alpine
+        platform=linux/arm/v7
+        ;;
+    aarch64)
+        image_prefix=arm64v8/alpine
+        platform=linux/arm64/v8
+        ;;
+    loong64)
+        # image_prefix=lcr.loongnix.cn/library # official unsatble
+        image_prefix=quay.io/msojocs/alpine-loong64
+        platform=linux/loong64
+        ;;
+    *)
+        echo "unknown architecture: $ARCH"
+        exit 2
+        ;;
+esac
+
+uid="$(id -u)"
+docker run \
+    --rm \
+    -i \
+    -e ARCH \
+    -e GITHUB_ACTIONS \
+    -e GITHUB_RUN_NUMBER \
+    -e ARCHITECTURE="loong64" \
+    -e OUT_UID="$uid" \
+    -v "$repo_root":/source \
+    -v "$PWD":/out \
+    -w /out \
+    "$image_prefix:3.19" \
+    sh <<\EOF
+/source/build.sh
+chown "$OUT_UID" out
+chown "$OUT_UID" out/*
+EOF
+
+mv out/runtime-fuse3-loong64 out/runtime-loong64