From 2078309891d6054783fa55c650fdeed964237eea Mon Sep 17 00:00:00 2001
From: jow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 2 Jan 2013 16:21:30 +0000
Subject: sysupgrade: clarify online help

Fixes #12346.

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

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34975 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/base-files/files/sbin/sysupgrade | 27 +++++++++++++++------------
 1 file changed, 15 insertions(+), 12 deletions(-)

(limited to 'package/base-files')

diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index 4b009ad87..67019307d 100755
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -47,27 +47,30 @@ export ARGC="$#"
 
 [ -z "$ARGV" -a -z "$NEED_IMAGE" -o $HELP -gt 0 ] && {
 	cat <<EOF
-Usage: $0 [options] <image file or URL>
+Usage: $0 [<upgrade-option>...] <image file or URL>
+       $0 [-q] [-i] <backup-command> <file>
 
-Options:
+upgrade-option:
 	-d <delay>   add a delay before rebooting
 	-f <config>  restore configuration from .tar.gz (file or url)
 	-i           interactive mode
 	-c           attempt to preserve all changed files in /etc/
-	-b / --create-backup <file>
+	-n           do not save configuration over reflash
+	-F | --force
+	             Flash image even if image checks fail, this is dangerous!
+	-q           less verbose
+	-v           more verbose
+	-h | --help  display this help
+
+backup-command:
+	-b | --create-backup <file>
 	             create .tar.gz of files specified in sysupgrade.conf
 	             then exit. Does not flash an image. If file is '-',
 	             i.e. stdout, verbosity is set to 0 (i.e. quiet).
-	-r / --restore-backup <file>
+	-r | --restore-backup <file>
 	             restore a .tar.gz created with sysupgrade -b
 	             then exit. Does not flash an image. If file is '-',
 	             the archive is read from stdin.
-	-n           do not save configuration over reflash
-	-F / --force
-	             Flash image even if image checks fail, this is dangerous!
-	-q           less verbose
-	-v           more verbose
-	-h / --help  display this help
 
 EOF
 	exit 1
@@ -75,8 +78,8 @@ EOF
 
 [ -n "$ARGV" -a -n "$NEED_IMAGE" ] && {
 	cat <<-EOF
-		-b/--create-backup and -r/--restore-backup do not perform a firmware upgrade.
-		Do not specify both -b/-r 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
 }
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