+ipkg_is_upgrade () {
+ local A B a b
+ A=$(echo $1 | sed "s/[0-9]*/ & /g")
+ B=$(echo $2 | sed "s/[0-9]*/ & /g")
+ while [ \! -z "$A" ] && [ \! -z "$B" ]; do {
+ set $A; a=$1; shift; A=$*
+ set $B; b=$1; shift; B=$*
+ { [ "$a" -gt "$b" ] 2>- || [ "$a" ">" "$b" ]; } && { return 0; }
+ }; done
+ return 1;
+}
+