}
# patches a yum conf to insert an exclude line in each declared repo
-function yumconf_exclude_all_repos () {
+function yumconf_exclude () {
repo=$1; shift
kexclude_line="$1" ; shift
sed -i -e "/baseurl=.*$/i\\
-$kexclude_line\\
-" $repo
+$kexclude_line" $repo
}