Merge pull request #816 from omacom/slack-desktop-x86_64

Build slack-desktop for x86_64 too

pkgbuilds/slack-desktop/PKGBUILD

@@ -2,13 +2,14 @@
 
 pkgname=slack-desktop
 pkgver=4.52.171
-pkgrel=1
-# Slack publishes Linux builds for x86_64 only. Its application code runs
-# unchanged on the AArch64 build of the Electron release it ships with; see
-# README.md for the native modules that are replaced or dropped.
+pkgrel=2
+# Slack publishes Linux builds for x86_64 only, which this package installs
+# unchanged. On AArch64 the same application code runs on the AArch64 build
+# of the Electron release Slack ships with; see README.md for the native
+# modules that are replaced or dropped there.
 _electronver=44.4.5
-pkgdesc='Slack Desktop for Linux on a native AArch64 Electron runtime'
-arch=('aarch64')
+pkgdesc='Slack Desktop for Linux'
+arch=('x86_64' 'aarch64')
 url='https://slack.com/downloads'
 license=('custom')
 depends=(
@@ -44,12 +45,14 @@ optdepends=(
   'libappindicator-gtk3: Systray indicator support'
   'org.freedesktop.secrets: Keyring password store support'
 )
-makedepends=('asar')
+makedepends_aarch64=('asar')
 options=('!debug' '!strip')
 source=(
   "slack-desktop-${pkgver}-amd64.deb::https://downloads.slack-edge.com/desktop-releases/linux/x64/${pkgver}/slack-desktop-${pkgver}-amd64.deb"
-  "electron-v${_electronver}-linux-arm64.zip::https://github.com/electron/electron/releases/download/v${_electronver}/electron-v${_electronver}-linux-arm64.zip"
   'slack.desktop'
+)
+source_aarch64=(
+  "electron-v${_electronver}-linux-arm64.zip::https://github.com/electron/electron/releases/download/v${_electronver}/electron-v${_electronver}-linux-arm64.zip"
   'slack-desktop-utils.js'
   'file-handler-info.js'
   'electron-native-auth.js'
@@ -59,11 +62,11 @@ noextract=(
   "electron-v${_electronver}-linux-arm64.zip"
 )
 sha256sums=('c6199816e6d842289869a9e84a05042af6e0de68959df7a15e7273873b86dc36'
-            '3bf0acab49c4ea3c9283cdb86bf3dd7204bd52a6fba6c8ae51101bdba2adae0e'
-            'e438e78265f3e566990300946afb4ea5d09bcd8c426738ab8f486ae9ddb86c0f'
-            '6de40409af5a04605c3287cb3c661132eb55a4f636f7cd9bbfd456f4adf41971'
-            'a2a8fd45daa4f493ad4487da9f01477233feecfef360ed366bfb0a58f804890a'
-            '9cd53c84fdc407c83f2ca6e9485916296f3712b2742dcc0acf22fda5195ead50')
+            'e438e78265f3e566990300946afb4ea5d09bcd8c426738ab8f486ae9ddb86c0f')
+sha256sums_aarch64=('3bf0acab49c4ea3c9283cdb86bf3dd7204bd52a6fba6c8ae51101bdba2adae0e'
+                    '6de40409af5a04605c3287cb3c661132eb55a4f636f7cd9bbfd456f4adf41971'
+                    'a2a8fd45daa4f493ad4487da9f01477233feecfef360ed366bfb0a58f804890a'
+                    '9cd53c84fdc407c83f2ca6e9485916296f3712b2742dcc0acf22fda5195ead50')
 
 # x86_64 addons in Slack's app that can never load on AArch64. The three that
 # Slack requires on Linux are replaced by the JavaScript files above; the rest
@@ -82,9 +85,10 @@ _x86_addons=(
 
 prepare() {
   rm -rf slack electron app
-  mkdir slack electron
+  mkdir slack
   bsdtar -O -xf "slack-desktop-${pkgver}-amd64.deb" 'data.tar.*' | bsdtar -C slack -xf -
-  bsdtar -C electron -xf "electron-v${_electronver}-linux-arm64.zip"
+
+  [[ $CARCH == aarch64 ]] || return 0
 
   local slack_electron
   slack_electron=$(<slack/usr/lib/slack/version)
@@ -94,16 +98,17 @@ prepare() {
     return 1
   fi
 
+  mkdir electron
+  bsdtar -C electron -xf "electron-v${_electronver}-linux-arm64.zip"
   # Electron loads resources/app ahead of app.asar, so the extracted tree can
   # carry the replacement modules without repacking the archive.
   asar extract slack/usr/lib/slack/resources/app.asar app
 }
 
-package() {
-  local lib="$pkgdir/usr/lib/slack"
+_install_aarch64_runtime() {
+  local lib=$1
   local app="$lib/resources/app"
 
-  install -d "$lib"
   cp -a --no-preserve=ownership electron/. "$lib/"
   mv "$lib/electron" "$lib/slack"
   rm -f "$lib/resources/default_app.asar" "$lib/LICENSE"
@@ -128,15 +133,34 @@ package() {
   for addon in "${_x86_addons[@]}"; do
     rm -f "$app/node_modules/$addon"
   done
+}
+
+package() {
+  local lib="$pkgdir/usr/lib/slack"
+  local expected_machine
+
+  install -d "$lib"
+  case "$CARCH" in
+    x86_64)
+      cp -a --no-preserve=ownership slack/usr/lib/slack/. "$lib/"
+      rm -f "$lib/LICENSE"
+      rm -rf "$lib/src"
+      expected_machine='Advanced Micro Devices X86-64'
+      ;;
+    aarch64)
+      _install_aarch64_runtime "$lib" || return 1
+      expected_machine=AArch64
+      ;;
+  esac
 
   local file machine
   while IFS= read -r -d '' file; do
     machine=$(readelf -h "$file" 2>/dev/null |
       sed -n 's/^[[:space:]]*Machine:[[:space:]]*//p')
-    case "$machine" in
-      '' | AArch64) ;;
-      *) error "Unexpected ${machine} binary: ${file#"$pkgdir"}"; return 1 ;;
-    esac
+    if [[ -n $machine && $machine != "$expected_machine" ]]; then
+      error "Unexpected ${machine} binary: ${file#"$pkgdir"}"
+      return 1
+    fi
   done < <(find "$lib" -type f -print0)
 
   find "$lib" -type d -exec chmod 755 {} +
@@ -155,6 +179,11 @@ package() {
   install -Dm644 slack/usr/lib/slack/LICENSE "$licenses/LICENSE"
   install -Dm644 slack/usr/share/doc/slack-desktop/OPEN_SOURCE_LICENSE_ATTRIBUTIONS \
     "$licenses/OPEN_SOURCE_LICENSE_ATTRIBUTIONS"
-  install -Dm644 electron/LICENSE "$licenses/LICENSE.electron.txt"
-  install -Dm644 electron/LICENSES.chromium.html "$licenses/LICENSES.chromium.html"
+  if [[ $CARCH == aarch64 ]]; then
+    install -Dm644 electron/LICENSE "$licenses/LICENSE.electron.txt"
+    install -Dm644 electron/LICENSES.chromium.html "$licenses/LICENSES.chromium.html"
+  else
+    install -Dm644 slack/usr/lib/slack/resources/LICENSES.chromium.html \
+      "$licenses/LICENSES.chromium.html"
+  fi
 }

pkgbuilds/slack-desktop/README.md

@@ -1,6 +1,6 @@
-# Slack on ARM
+# Slack Desktop
 
-Slack publishes Linux builds for x86_64 only, and the AUR `slack-desktop` recipe repackages that `.deb`. This package runs the same application code on the AArch64 build of the Electron release Slack ships with, so `yay -S slack-desktop` on an ARM Omarchy install resolves to a working package.
+Slack publishes Linux builds for x86_64 only. On x86_64 this package installs that `.deb` unchanged, replacing the AUR `slack-desktop` recipe with one Omarchy controls. On AArch64 it runs the same application code on the AArch64 build of the Electron release Slack ships with, so `slack-desktop` resolves to a working package on ARM Omarchy installs too. Everything below applies to the AArch64 build only.
 
 ## Electron version