update usage messages

usr/bin/archboot-binary-check.sh

@@ -5,9 +5,10 @@ _APPNAME=${0##*/}
 _usage () {
     echo "Check on missing binaries in archboot environment"
     echo "-------------------------------------------------"
-    echo "usage: ${_APPNAME} <package>"
     echo "This will check binaries from package, if they exist"
     echo "and report missing to binary.txt"
+    echo ""
+    echo "usage: ${_APPNAME} <package>"
     exit 0
 }
 [[ -z "${1}" ]] && _usage

usr/bin/archboot-copy-mountpoint.sh

@@ -16,11 +16,11 @@ _usage()
     echo -e "  for each additional mountpoint eg. \e[1m/boot\e[m or \e[1m/home\e[m."
     echo ""
     echo -e "usage: \e[1m${_APPNAME} <oldmountpoint> <newmountpoint>\e[m"
-    exit "$1"
+    exit 0
 }
 ##################################################
 if [ $# -ne 2 ]; then
-    _usage 1
+    _usage
 fi
 _NEWMOUNTPOINT="${2}"
 _OLDMOUNTPOINT="${1}"

usr/bin/archboot-cpio.sh

@@ -30,11 +30,11 @@ ARCHBOOT CPIO
 -------------
 Tool for creating archboot initramfs images.
 
--c <config>      Use config file
--g <path>        Generate cpio image and write to specified path
--h               Display this message and exit
--k <kernel>      Use specified kernel
--d <dir>         Write generated image into <dir>
+ -c <config>      Use config file
+ -g <path>        Generate cpio image and write to specified path
+ -h               Display this message and exit
+ -k <kernel>      Use specified kernel
+ -d <dir>         Write generated image into <dir>
 
 usage: ${0##*/} <options>
 EOF

usr/bin/archboot-hwsim.sh

@@ -14,6 +14,7 @@ _usage()
     echo "with mac80211_hwsim module."
 	echo "- wlan0 will be setup as the AP. Don't use for scanning!"
 	echo "- wlan1 will be setup for STATION mode. Use this for scanning for your AP."
+	echo ""
     echo -e "usage: \e[1m${_APPNAME} <SSID>\e[m"
     exit 0
 }

usr/bin/archboot-restore-usbstick.sh

@@ -14,7 +14,7 @@ _usage()
     echo -e "\e[91mWARNING: ALL DATA WILL BE LOST ON THE DEVICE! \e[m"
     echo ""
     echo -e "usage: \e[1m${_APPNAME} <device>\e[m"
-    exit "1"
+    exit 0
 }
 ##################################################
 [[ -z "${1}" ]] && _usage "$@"

usr/bin/archboot-rsync-backup.sh

@@ -17,11 +17,11 @@ _usage()
     echo -e "- \e[1m--numeric-ids\e[m option is invoked to \e[1mpreserve\e[m users"
     echo ""
     echo -e "usage: \e[1m${_APPNAME} <backupdir> <backupdestination>\e[m"
-    exit "$1"
+    exit 0
 }
 ##################################################
 if [ $# -ne 2 ]; then
-    _usage 1
+    _usage
 fi
 _BACKUPDESTINATION="${2}"
 _BACKUPDIR="${1}"