Workflows: update to line endings check

.github/workflows/Line_Endings.yml

@@ -25,14 +25,12 @@ jobs:
 
  - name: Check for CFLF line endings
  run: |
- N_CRLF_FILES=$(grep -rl $'\r$' * > tmp.txt && cat tmp.txt | wc -l)
- echo $N_CRLF_FILES
- if [$N_CRLF_FILES -gt 0]
- then
- echo "FAIL: Windows (CRLF) line endings detected!"
+ grep -IURl --exclude={"*.pdf","*.png"} --exclude-dir=".git" --exclude-dir="output" $'\r'  > $crlf_temp
+ nlines=`cat $crlf_temp | wc -l`
+ if [ $nlines -gt 0 ]; then
+  echo "matl-db repo text files with dos line endings:"
+ cat $crlf_temp
  exit 1
- else
- echo "PASS: Unix (LF) line endings only"
  fi