[package] iptables: drop iptables-utils and ip6tables-utils, ship needed symlinks...

[openwrt.git] / package / base-files / files / sbin / sysupgrade

diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index 3d76bb3..7efb2b4 100755 (executable)
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -10,6 +10,7 @@ export SAVE_CONFIG=1
 export SAVE_OVERLAY=0
 export DELAY=
 export CONF_IMAGE=
 export SAVE_OVERLAY=0
 export DELAY=
 export CONF_IMAGE=

+export HELP=0

 
 # parse options
 while [ -n "$1" ]; do 
 
 # parse options
 while [ -n "$1" ]; do 


@@ -21,6 +22,7 @@ while [ -n "$1" ]; do
                -n) export SAVE_CONFIG=0;;
                -c) export SAVE_OVERLAY=1;;
                -f) export CONF_IMAGE="$2"; shift;;
                -n) export SAVE_CONFIG=0;;
                -c) export SAVE_OVERLAY=1;;
                -f) export CONF_IMAGE="$2"; shift;;

+               -h|--help) export HELP=1; break;;

                -*)
                        echo "Invalid option: $1"
                        exit 1
                -*)
                        echo "Invalid option: $1"
                        exit 1


@@ -36,7 +38,7 @@ export CONF_TAR=/tmp/sysupgrade.tgz
 export ARGV="$*"
 export ARGC="$#"
 
 export ARGV="$*"
 export ARGC="$#"
 

-[ -z "$ARGV" ] && {
+[ -z "$ARGV" -o $HELP -gt 0 ] && {

        cat <<EOF
 Usage: $0 [options] <image file or URL>
 
        cat <<EOF
 Usage: $0 [options] <image file or URL>
 


@@ -48,6 +50,7 @@ Options:
        -n           do not save configuration over reflash
        -q           less verbose
        -v           more verbose
        -n           do not save configuration over reflash
        -q           less verbose
        -v           more verbose

+       -h / --help  display this help

 
 EOF
        exit 1
 
 EOF
        exit 1