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#!/bin/sh
#
# - We do not allow -i due to the non-interactive nature of OE tasks
# - We do not allow -r, as it has known problems, and is marked
# obsolescent in the standard
# - We allow -a as shorthand for -RpP
# - Otherwise, we stick to what SuSv3 defines
realbin() {
_script=`basename $0`
found=
for bin in `which -a $_script`; do
if ! cmp -s $bin $0; then
found=$bin
break
fi
done
if [ -n "$found" ]; then
echo "$found"
else
return 1
fi
}
quote(){
/usr/bin/sed -e "s,','\\\\'',g; 1s,^,',; \$s,\$,',;" << EOF
$1
EOF
}
save () {
case "$1" in
# when a string contains a "'" we have to escape it
*\'*)
saved="$saved `quote "$1"`"
;;
# otherwise just quote the variable
*)
saved="$saved '$1'"
;;
esac
}
saved=""
while getopts fpaRHLP opt; do
case "$opt" in
a)
opt="RpP"
;;
\?)
exit 1
;;
esac
save "-$opt"
done
shift $(($OPTIND - 1))
for arg; do
save "$arg"
done
eval set -- "$saved"
exec `realbin` "$@"
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