Performance same check for Make 3.81 Regression test

.github/workflows/Build_Examples.yml

@@ -245,8 +245,10 @@ jobs:
  fi
 
  - name: Check watch files
- id: check_watch 
+ id: check_watch  
  run: |
+ echo SOURCE_BRANCH = $SOURCE_BRANCH
+ echo TARGET_BRANCH = $TARGET_BRANCH
  # Determine if we need to run the test
  RUN_TEST=0
 
@@ -255,6 +257,11 @@ jobs:
  RUN_TEST=1
  fi
 
+ if [[ $SOURCE_BRANCH == "main" ]]; then
+ echo "Pushed to main, running test"
+ RUN_TEST=1
+ fi
+
  # Check for changes made to these files
  WATCH_FILES="\
  Build_Examples.yml \
@@ -268,8 +275,16 @@ jobs:
  makefile \
  Makefile"
 
- # Get the diff from main
- CHANGE_FILES=$(git diff --ignore-submodules --name-only remotes/origin/main)
+ if [[ -n $TARGET_BRANCH ]]; then
+ # We are in a PR. Need to check changes against the target branch.
+ echo "Comparing PR against target branch: $TARGET_BRANCH"
+ echo "Adding remote '$GITHUB_SERVER_URL/$GITHUB_REPOSITORY' as 'upstream'"
+ git remote add upstream $GITHUB_SERVER_URL/$GITHUB_REPOSITORY
+ echo "Fetching $TARGET_BRANCH"
+ git fetch upstream $TARGET_BRANCH
+ echo "diffing files"
+ CHANGE_FILES=$(git diff --ignore-submodules --name-only remotes/upstream/$TARGET_BRANCH)
+ fi
 
  echo "Watching these locations and files"
  echo $WATCH_FILES