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#
# NE10 Library : removetabs.sh
#
#!/bin/bash

# This script removes tab characters in files and replaces them with
#  the right number of spaces. It also removes trailing whitespaces.

# remove trailing whitespaces
LSw=`grep -lsri --exclude="Makefile" --exclude-dir=".git" '\s$' .`;
for flw in $LSw
do
    echo "HAS SPACES: " $flw; # just to see a list of the files that include unwanted tabs
    perms=`stat -c '%a' $flw`;
    sed 's/[ \t]*$//gi' $flw > .exp.tmp;
    sync;
    # rename the file to the original file
    mv .exp.tmp $flw;
    chmod $perms $flw;
    sync;
done

# remove tabs
chtab=$'\t'; # only works in bash but not in sh
LSt=`grep -lrsi --exclude="Makefile" --exclude-dir=".git" "$chtab" .`;
for flt in $LSt
do
    echo "HAS TABS: " $flt; # just to see a list of the files that include unwanted tabs
    perms=`stat -c '%a' $flt`;
    # remove tabs
    expand $flt > .exp.tmp;
    sync;
    # rename the file to the original file
    mv .exp.tmp $flt;
    chmod $perms $flt;
    sync;
done

