Merge pull request #54909 from tollb/fix/wrap-gapps-hook_unnecessary_symlink_wrap

wrap-gapps-hook.sh: only wrap links when required

pkgs/build-support/setup-hooks/wrap-gapps-hook.sh

@@ -36,16 +36,40 @@ wrapGAppsHook() {
   done
 
   if [[ -z "$dontWrapGApps" ]]; then
+    targetDirsThatExist=()
+    targetDirsRealPath=()
+
+    # wrap binaries
     targetDirs=( "${prefix}/bin" "${prefix}/libexec" )
     for targetDir in "${targetDirs[@]}"; do
       if [[ -d "${targetDir}" ]]; then
-        find -L "${targetDir}" -type f -executable -print0 \
+        targetDirsThatExist+=("${targetDir}")
+        targetDirsRealPath+=("$(realpath "${targetDir}")/")
+        find "${targetDir}" -type f -executable -print0 \
           | while IFS= read -r -d '' file; do
-          echo "Wrapping program ${file}"
+          echo "Wrapping program '${file}'"
           wrapProgram "${file}" "${gappsWrapperArgs[@]}"
         done
       fi
     done
+
+    # wrap links to binaries that point outside targetDirs
+    # Note: links to binaries within targetDirs do not need
+    #       to be wrapped as the binaries have already been wrapped
+    if [[ ${#targetDirsThatExist[@]} -ne 0 ]]; then
+      find "${targetDirsThatExist[@]}" -type l -xtype f -executable -print0 \
+        | while IFS= read -r -d '' linkPath; do
+        linkPathReal=$(realpath "${linkPath}")
+        for targetPath in "${targetDirsRealPath[@]}"; do
+          if [[ "$linkPathReal" == "$targetPath"* ]]; then
+            echo "Not wrapping link: '$linkPath' (already wrapped)"
+            continue 2
+          fi
+        done
+        echo "Wrapping link: '$linkPath'"
+        wrapProgram "${linkPath}" "${gappsWrapperArgs[@]}"
+      done
+    fi
   fi
 }