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#!/usr/bin/env sh
c()
{
destination="$1"
if [ -z "${SHELLSTORE}" ]
then
return 1
fi
store=${SHELLSTORE}/chdir_history
# Make sure the store exists
touch "${store}"
if [ -z "$1" ]
then
destination=$(tail -n 1 "${store}")
if [ "${destination}" != "" ]
then
sed '$ d' "${store}" > "${store}.sed"
mv "${store}.sed" "${store}"
fi
else
dots=$(expr "${destination}" : '^\.\+$')
if [ "$dots" -gt 2 ]
then
destination=""
while [ "${dots}" -gt 1 ]
do
destination="${destination}../"
dots=$((dots - 1))
done
fi
fi
owd=$(pwd)
cd "${destination}" || return 2
l
[ ! -z "$1" ] && printf "%s\n" "${owd}" >> "${store}"
unset destination dots store
}
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