1# This function lists options with the no's in front removed for 2# improved comprehension, i.e. `norcs off' becomes `rcs on'. 3# The format is otherwise like that with `kshoptionprint' set, 4# i.e. you can see all options whether on or off. 5# It can take a list of option names or parts thereof to search for 6# via egrep. 7# 8# Written by Sweth Chandramouli with hacks by Bart Schaefer. 9 10listalloptions () { 11 local OPT_NAME OPT_VALUE 12 builtin set -o | while read OPT_NAME OPT_VALUE ; do 13 if [[ ${OPT_NAME#no} != ${OPT_NAME} ]] ; then 14 OPT_VALUE=${(L)${${OPT_VALUE:s/on/OFF}:s/off/on}} 15 OPT_NAME=${OPT_NAME#no} 16 fi 17 echo "${(r:21:)OPT_NAME} ${OPT_VALUE}" 18 done 19} 20 21if [[ -n $@ ]]; then 22 listalloptions | egrep "${(j.|.)@}" 23else 24 listalloptions 25fi 26