Build arm64 variants of everything

except tarballs, since they are the same

.github/workflows/build.yml

@@ -31,7 +31,17 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
   build-installer:
-    runs-on: windows-2025
+    runs-on: windows-${{ matrix.image }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - msystem: CLANGARM64
+            arch_name: arm64
+            image: 11-arm
+          - msystem: CLANG64
+            arch_name: x86_64
+            image: 2022
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -41,7 +51,7 @@ jobs:
       - name: setup-msys2
         uses: msys2/setup-msys2@v2  # zizmor: ignore[unpinned-uses]
         with:
-          msystem: CLANG64
+          msystem: ${{ matrix.msystem }}
           update: true
           install: >-
             tar
@@ -69,18 +79,20 @@ jobs:
 
       - name: Create 'latest' Variants and Checksums
         run: |
-          mv msys2-base-x86_64-[0-9]*.sfx.exe msys2-base-x86_64-latest.sfx.exe
+          mv msys2-base-${{ matrix.arch_name }}-[0-9]*.sfx.exe msys2-base-${{ matrix.arch_name }}-latest.sfx.exe
-          mv msys2-x86_64-[0-9]*.exe msys2-x86_64-latest.exe
+          mv msys2-${{ matrix.arch_name }}-[0-9]*.exe msys2-${{ matrix.arch_name }}-latest.exe
-          mv msys2-*.tar.xz msys2-base-x86_64-latest.tar.xz
+          if ("${{ matrix.arch_name }}" -ne "arm64") {
-          mv msys2-*.tar.zst msys2-base-x86_64-latest.tar.zst
+            mv msys2-*.tar.xz msys2-base-${{ matrix.arch_name }}-latest.tar.xz
-          mv msys2-*.packages.txt msys2-base-x86_64-latest.packages.txt
+            mv msys2-*.tar.zst msys2-base-${{ matrix.arch_name }}-latest.tar.zst
+          }
+          mv msys2-*.packages.txt msys2-base-${{ matrix.arch_name }}-latest.packages.txt
           sha256sum.exe msys2-*
-          sha256sum.exe msys2-* > msys2-checksums.txt
+          sha256sum.exe msys2-* > msys2-${{ matrix.arch_name }}-checksums.txt
 
       - name: Upload Results
         uses: actions/upload-artifact@v4
         with:
-          name: installer
+          name: installer-${{ matrix.arch_name }}
           path: msys2-*
 
   test-installer:
@@ -90,7 +102,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        image: [2022, 2025]
+        include:
+          - arch_name: arm64
+            image: 11-arm
+          - arch_name: x86_64
+            image: 2022
+          - arch_name: x86_64
+            image: 2025
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -99,11 +117,11 @@ jobs:
 
       - uses: actions/download-artifact@v4
         with:
-          name: installer
+          name: installer-${{ matrix.arch_name }}
 
       - name: Install
         run: |
-          ./msys2-x86_64-latest.exe in --confirm-command --accept-messages --root C:/msys2-install-test
+          ./msys2-${{ matrix.arch_name }}-latest.exe in --confirm-command --accept-messages --root C:/msys2-install-test
 
       - name: Test without Login Shell
         run: |
@@ -137,7 +155,7 @@ jobs:
 
       - uses: actions/download-artifact@v4
         with:
-          name: installer
+          name: installer-x86_64
 
       - name: Build image
         run: |
@@ -163,7 +181,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        image: [2022, 2025, 11-arm]
+        include:
+          - arch_name: arm64
+            image: 11-arm
+          - arch_name: x86_64
+            image: 2022
+          - arch_name: x86_64
+            image: 2025
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -172,11 +196,11 @@ jobs:
 
       - uses: actions/download-artifact@v4
         with:
-          name: installer
+          name: installer-${{ matrix.arch_name }}
 
       - name: Install
         run: |
-          ./msys2-base-x86_64-latest.sfx.exe  -y -oC:/msys2-install-test
+          ./msys2-base-${{ matrix.arch_name }}-latest.sfx.exe  -y -oC:/msys2-install-test
 
       - name: Test without Login Shell
         run: |
@@ -207,7 +231,11 @@ jobs:
     steps:
       - uses: actions/download-artifact@v4
         with:
-          name: installer
+          name: installer-x86_64
+
+      - uses: actions/download-artifact@v4
+        with:
+          name: installer-arm64
 
       - name: Upload Installers
         env:

create-sfx.sh

@@ -3,9 +3,16 @@
 
 set -e
 
+if [ "$MSYSTEM" = "CLANGARM64" ]; then
+    ARCH="arm64"
+    CHECKSUM="c526e8c6cb5dc0d175778f1b6b67bd1571ba8a2cf6f6b36b7c8a8d3197ad2bac"
+else
+    ARCH="x64"
+    CHECKSUM="d140094f0277b49a4e895159bd734da03cd2b60fb73a65e4151edfedc612981e"
+fi
+
 # Download and extract https://github.com/mcmilk/7-Zip-zstd
-NAME="7z25.01-zstd-x64"
+NAME="7z25.01-zstd-${ARCH}"
-CHECKSUM="d140094f0277b49a4e895159bd734da03cd2b60fb73a65e4151edfedc612981e"
 DIR="$( cd "$( dirname "$0" )" && pwd )"
 mkdir -p "$DIR/_cache"
 BASE="$DIR/_cache/$NAME"
@@ -17,7 +24,7 @@ if [ ! -d "$BASE" ]; then
     7z e -o"$BASE" "$DIR/_cache/$NAME.exe"
 fi
 
-# Creat SFX installer
+# Create SFX installer
 INPUT="$1"
 OUTPUT="$2"
 TEMP="$OUTPUT.payload"
@@ -25,4 +32,4 @@ TEMP="$OUTPUT.payload"
 rm -f "$TEMP"
 "$BASE/7z" a "$TEMP" -ms1T -m0=zstd -mx22 "$INPUT"
 cat "$BASE/7zCon.sfx" "$TEMP" > "$OUTPUT"
-rm "$TEMP"
+rm "$TEMP"

make-msys2-installer

@@ -11,6 +11,12 @@ _version="${_date}"
 _newmsysbase="${_build}/newmsys"
 _newmsys="${_newmsysbase}/msys64"
 
+if [ "$MSYSTEM" = "CLANGARM64" ]; then
+    _arch_name="arm64"
+else
+    _arch_name="x86_64"
+fi
+
 create_installer_archive() {
   echo "[Creating installer archive...]"
 
@@ -24,25 +30,25 @@ create_installer_archive() {
 create_archives() {
   echo "[Creating tarball...]"
   pushd "${_newmsysbase}" > /dev/null
-  /usr/bin/tar --transform='s/:/_/g' --dereference --hard-dereference -cf "${_thisdir}/msys2-base-x86_64-${_date}.tar" msys64
+  /usr/bin/tar --transform='s/:/_/g' --dereference --hard-dereference -cf "${_thisdir}/msys2-base-${_arch_name}-${_date}.tar" msys64
   popd > /dev/null
 
   echo "[Creating xz archive...]"
-  xz -9 --keep --verbose --force --compress --threads=0 "${_thisdir}/msys2-base-x86_64-${_date}.tar"
+  xz -9 --keep --verbose --force --compress --threads=0 "${_thisdir}/msys2-base-${_arch_name}-${_date}.tar"
-  xz --test "${_thisdir}/msys2-base-x86_64-${_date}.tar.xz"
+  xz --test "${_thisdir}/msys2-base-${_arch_name}-${_date}.tar.xz"
 
   echo "[Creating zstd archive...]"
-  zstd -T0 -22 --ultra --force "${_thisdir}/msys2-base-x86_64-${_date}.tar" -o "${_thisdir}/msys2-base-x86_64-${_date}.tar.zst"
+  zstd -T0 -22 --ultra --force "${_thisdir}/msys2-base-${_arch_name}-${_date}.tar" -o "${_thisdir}/msys2-base-${_arch_name}-${_date}.tar.zst"
-  zstd --test "${_thisdir}/msys2-base-x86_64-${_date}.tar.zst"
+  zstd --test "${_thisdir}/msys2-base-${_arch_name}-${_date}.tar.zst"
 
-  rm "${_thisdir}/msys2-base-x86_64-${_date}.tar"
+  rm "${_thisdir}/msys2-base-${_arch_name}-${_date}.tar"
 }
 
 create_sfx() {
   echo "[Creating SFX...]"
 
   pushd "${_newmsysbase}" > /dev/null
-    "${_thisdir}/create-sfx.sh" "msys64" "${_thisdir}/msys2-base-x86_64-${_date}.sfx.exe"
+    "${_thisdir}/create-sfx.sh" "msys64" "${_thisdir}/msys2-base-${_arch_name}-${_date}.sfx.exe"
   popd > /dev/null
 }
 
@@ -63,7 +69,7 @@ create_installer() {
       -p "${_ifwroot}/packages" \
       -c "${_ifwroot}/config/config.xml" \
       --offline-only \
-      "${_thisdir}/msys2-x86_64-${_date}.exe" \
+      "${_thisdir}/msys2-${_arch_name}-${_date}.exe" \
       -v
   popd > /dev/null
 }
@@ -80,7 +86,7 @@ create_chroot_system() {
     pacman -Syu --root "${_newmsys}"
     pacman -S filesystem msys2-runtime --noconfirm --root "${_newmsys}"
     pacman -S base --noconfirm --root "${_newmsys}"
-    pacman -Q --root "${_newmsys}" > "${_thisdir}/msys2-base-x86_64-${_date}.packages.txt"
+    pacman -Q --root "${_newmsys}" > "${_thisdir}/msys2-base-${_arch_name}-${_date}.packages.txt"
   popd > /dev/null
 }
 
@@ -98,7 +104,9 @@ main() {
   create_installer_archive
   create_installer
 
-  create_archives
+  if [ "$_arch_name" != "arm64" ]; then
+    create_archives
+  fi
   create_sfx
 }