irreco/strip-trailing-whitespace.sh

   1 #!/bin/bash
   2
   3 strip_whitespace()
   4 {
   5         COUNT=0
   6         while read FILE; do
   7                 echo "Stripping whitespaces from: $FILE"
   8                 sed -i -r -e 's|[ \t]+$||' $FILE
   9                 ((COUNT++))
  10         done
  11         echo "Stripped whitespaces from $COUNT files."
  12 }
  13
  14 if [ "$1" = '--all' ]; then
  15         find ./src -type f -regex '.*\.[ch]' \
  16         | xargs -d '\n' egrep -l '[[:space:]]+$' \
  17         | strip_whitespace
  18 elif [ -f "$1" ]; then
  19         echo "$1" | strip_whitespace
  20 else
  21         echo "Usage: $0 FILENAME | --all"
  22 fi