mirror of
https://github.com/kastdeur/dotfiles.git
synced 2024-11-18 01:13:31 +01:00
24 lines
478 B
Text
24 lines
478 B
Text
|
#!/bin/bash
|
||
|
|
|
||
|
|
# dotrev
|
||
|
|
# Reverse the order of substrings within a dotted string.
|
||
|
|
# Example: deboone.nl -> nl.deboone
|
||
|
|
|
||
|
|
while [ -n "$1" ]; do
|
||
|
|
tmp="$1"
|
||
|
|
REVHOSTNAME=""
|
||
|
|
while [ -n "$tmp" ]; do
|
||
|
|
piece="${tmp##*.}."
|
||
|
|
tmp="${tmp%.*}"
|
||
|
|
REVHOSTNAME="${REVHOSTNAME}${piece}"
|
||
|
|
if ! case "$tmp" in *.*) ;; *) false;; esac; then
|
||
|
|
REVHOSTNAME="${REVHOSTNAME}${tmp}"
|
||
|
|
unset tmp
|
||
|
|
unset piece
|
||
|
|
break;
|
||
|
|
fi
|
||
|
|
done
|
||
|
|
echo $REVHOSTNAME
|
||
|
|
shift
|
||
|
|
done
|