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sysupgrade: do not require an extra argument after --restore-backup

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Neither --create-backup nor --restore-backup need an image name (following
the backup filename). Treat them in uniform way.

Mostly fixes #12346.

Signed-off-by: Paul Fertser <fercerpav@gmail.com>

SVN-Revision: 34974
This commit is contained in:
Jo-Philipp Wich 2013-01-02 16:21:26 +00:00
parent 741f6ba7ef
commit 58070b0083
1 changed files with 7 additions and 6 deletions
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13
package/base-files/files/sbin/sysupgrade
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@ -12,6 +12,7 @@ export DELAY=
export CONF_IMAGE=
export CONF_BACKUP=
export CONF_RESTORE=
export NEED_IMAGE=
export HELP=0
export FORCE=0
@ -24,8 +25,8 @@ while [ -n "$1" ]; do
-q) export VERBOSE="$(($VERBOSE - 1))";;
-n) export SAVE_CONFIG=0;;
-c) export SAVE_OVERLAY=1;;
-b|--create-backup) export CONF_BACKUP="$2"; shift;;
-r|--restore-backup) export CONF_RESTORE="$2"; shift;;
-b|--create-backup) export CONF_BACKUP="$2" NEED_IMAGE=1; shift;;
-r|--restore-backup) export CONF_RESTORE="$2" NEED_IMAGE=1; shift;;
-f) export CONF_IMAGE="$2"; shift;;
-F|--force) export FORCE=1;;
-h|--help) export HELP=1; break;;
@ -44,7 +45,7 @@ export CONF_TAR=/tmp/sysupgrade.tgz
export ARGV="$*"
export ARGC="$#"
[ -z "$ARGV" -a -z "$CONF_BACKUP" -o $HELP -gt 0 ] && {
[ -z "$ARGV" -a -z "$NEED_IMAGE" -o $HELP -gt 0 ] && {
cat <<EOF
Usage: $0 [options] <image file or URL>
@ -72,10 +73,10 @@ EOF
exit 1
}
[ -n "$ARGV" -a -n "$CONF_BACKUP" ] && {
[ -n "$ARGV" -a -n "$NEED_IMAGE" ] && {
cat <<-EOF
-b/--create-backup does not perform a firmware upgrade. Do not
specify both -b and a firmware image.
-b/--create-backup and -r/--restore-backup do not perform a firmware upgrade.
Do not specify both -b/-r and a firmware image.
EOF
exit 1
}