Fix bash scope

Dockerfile

@@ -1,4 +1,4 @@
-FROM php:7.4-cli
+FROM php:8.1-cli
 
 COPY entrypoint.sh /entrypoint.sh
 

entrypoint.sh

@@ -4,11 +4,12 @@ ERROR=0
 PATHS=$(printf ${MODIFIED_FILES} | tr \\n '\n')
 
 
-echo "******************************** MODIFIED FILES ********************************"
+printf "\n******************************** MODIFIED FILES ****************************************************************"
+echo ""
 printf ${MODIFIED_FILES}
-printf "\n********************************* ERRORS FOUND *******************************************************************"
+printf "\n********************************  ERRORS FOUND  ****************************************************************"
 
-echo "$PATHS" | while read FILE ; do
+while read FILE ; do
 
     if [[ ! -f $FILE ]]; then
       continue # skip deleted files
@@ -24,24 +25,22 @@ echo "$PATHS" | while read FILE ; do
     BREAKLINE_TYPE=$(find $FILE -not -type d  -exec file "{}" ";" | grep -o "CR\(LF\)\?")
 
     if [[ $CR_FOUND == 1 ]]; then
-      echo "\n* Whole file( $FILE ) breakline format is $BREAKLINE_TYPE , it should be LF"
+      printf "\n* Whole file( $FILE ) breakline format is $BREAKLINE_TYPE , it should be LF"
       ERROR=1
     fi
 
     if [[ $CR_LINE_DETECTOR == 1 ]]; then
-      echo "\n* $BREAKLINE_TYPE line breaker found in $FILE:"
+      printf "\n* $BREAKLINE_TYPE line breaker found in $FILE:"
       cat -en $FILE | grep "\^M" | sed 's/\^M\$//g'
-      ERROR=1
     fi
-done
+done <<< "$PATHS"
+
+printf "\n**************************************************************************************************************"
 
 if [[ $ERROR == 0 ]]; then
   printf "\n* No files with wrong breakline format found in changed files"
-fi
-
-printf "\n******************************************************************************************************************\n"
-
-
-if [[ $ERROR == 1 ]]; then
+  exit 0
+else
+  printf "\n* There are files with wrong breakline format, please fix them (see above)"
   exit 101
 fi