Add helpers to external

.github/workflows/pr-code-format.yml

@@ -34,33 +34,15 @@ jobs:
           separator: ","
           skip_initial_fetch: true
 
-      # We need to pull the script from the main branch, so that we ensure
-      # we get the latest version of this script.
-      - name: Fetch code formatting utils
-        uses: actions/checkout@v4
-        with:
-          repository: 'llvm/llvm-project'
-          ref: '' # checkout main - or should it be 16 branch cause we use clang-format 16?
-          sparse-checkout: |
-            llvm/utils/git/requirements_formatting.txt
-            llvm/utils/git/code-format-helper.py
-          sparse-checkout-cone-mode: false
-          path: code-format-tools
-
-      - name: find where code-format-helper.py is
-        run: |
-          find code-format-tools -name code-format-helper.py
-
       - name: "Listed files"
         env:
           CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
         run: |
           echo "Formatting files:"
           echo "$CHANGED_FILES"
 
-      - name: Check clang-format version
-        run: |
-          clang-format --version
+      - name: Check for correct clang-format version
+        run: clang-format --version | grep -qF '16.0.6'
 
       - name: Setup Python env
         uses: actions/setup-python@v4
@@ -78,17 +60,14 @@ jobs:
           START_REV: ${{ github.event.pull_request.base.sha }}
           END_REV: ${{ github.event.pull_request.head.sha }}
           CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
-        # TODO(boomanaiden154): Once clang v18 is released, we should be able
+        # TODO(pmatos): Once we adopt v18, we should be able
         # to take advantage of the new --diff_from_common_commit option
         # explicitly in code-format-helper.py and not have to diff starting at
         # the merge base.
-        # Create an empty comments file so the pr-write job doesn't fail.
-        # (FEX) Actually v18 has been released but we don't want to fork the 
-        # files from the LLVM repo so we have to wait until code-format-helper.py
-        # is updated to support the new option.
         run: |
           echo "[]" > comments &&
-          python ./code-format-tools/llvm/utils/git/code-format-helper.py \
+          python ./External/clang-format-helper/code-format-helper.py \
+            --repo "FEX-emu/FEX" \
             --write-comment-to-file \
             --issue-number $GITHUB_PR_NUMBER \
             --start-rev $(git merge-base $START_REV $END_REV) \