47 lines
1.1 KiB
Bash
47 lines
1.1 KiB
Bash
#!/bin/sh
|
|
|
|
set -e -u
|
|
|
|
end(){
|
|
rm -r -- "$(dirname -- "$namebase")"
|
|
[ $# -ne 0 ] && echo $@ >&2
|
|
exit $#
|
|
}
|
|
|
|
if [ $# -ne 0 ] ; then
|
|
for i in "$@" ; do
|
|
printf "%s\n" "$i"
|
|
done | "$0"
|
|
exit $?
|
|
fi
|
|
|
|
namebase="$(mktemp -d)/blkrn"
|
|
echo '# Modify filenames without removing any line, quitting aborts' \
|
|
> "$namebase.2"
|
|
tee -- "$namebase.1" >> "$namebase.2"
|
|
exec </dev/tty >/dev/tty ||
|
|
end 'Interactive terminal needed'
|
|
|
|
"$EDITOR" -- "$namebase.2"
|
|
sed -i -- '1d' "$namebase.2"
|
|
|
|
! diff -- "$namebase.1" "$namebase.2" &> /dev/null || end "no changes"
|
|
[ `wc -l < "$namebase.1"` -eq `wc -l < "$namebase.2"` ] || end "Wrong number of lines"
|
|
|
|
{
|
|
echo '# Please review/modify this script or empty it to do nothing'
|
|
echo 'run(){'
|
|
echo ' mkdir -p "$(dirname "$2")"'
|
|
echo ' mv -T -- "$1" "$2"'
|
|
echo '}'
|
|
while read -r l1 <&3 && read -r l2 <&4; do
|
|
[ "$l1" = "$l2" ] || printf "%s\n%s\n" "$l1" "$l2"
|
|
done 3<"$namebase.1" 4<"$namebase.2" |
|
|
sed 's/\([\\"$`]\)/\\\1/g;s/^.*$/"&"/' |
|
|
xargs -d"\n" -L2 echo 'run'
|
|
} > "$namebase.sh"
|
|
|
|
"$EDITOR" -- "$namebase.sh"
|
|
sh -e -- "$namebase.sh"
|
|
|
|
end # exit normaly
|