case "$pull_ff" in
false)
no_ff=--no-ff
- break
;;
only)
ff_only=--ff-only
- break
;;
esac
-s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
case "$#,$1" in
*,*=*)
- strategy=`expr "z$1" : 'z-[^=]*=\(.*\)'` ;;
+ strategy=$(expr "z$1" : 'z-[^=]*=\(.*\)') ;;
1,*)
usage ;;
*)