#!/bin/sh

set -efu

find "$RPM_BUILD_ROOT" -type f -print | while read -r line ; do
  if file "$line" | grep -q ELF ; then continue ; fi
  if head -n 1 "$line" | grep -qE '([[:blank:]])*#([[:blank:]])*\!([[:blank:]])*.*python3' ; then
    sed -i -e '1s,python3,python3.8,g' -e '1s,python3.8.8,python3.8,g' "$line"
    sed -E -i "$line" \
      -e '1s,([[:blank:]])*#([[:blank:]])*\!([[:blank:]])*/usr/bin/env([[:blank:]])*python3.8,#!/usr/libexec/python3.8,g' \
      -e '1s,([[:blank:]])*#([[:blank:]])*\!([[:blank:]])*/usr/bin/python3.8,#!/usr/libexec/python3.8,g'
  fi
done 
