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-rwxr-xr-xpackage/base-files/files/sbin/sysupgrade13
1 files changed, 7 insertions, 6 deletions
diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index 802848a..4b009ad 100755
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -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
}