/bin/live-system is in live-tools 1:20151214.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | #!/bin/sh
# live-tools(7) - System Support Scripts
# Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
#
# This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
# This is free software, and you are welcome to redistribute it
# under certain conditions; see COPYING for details.
# Redirect stdout to stderr
exec 1>&2
case "${1}" in
-h|--help|-u|--usage)
echo "live-system - determine if running system is a live system"
echo
echo "Usage: ${0} [-v|--verbose]"
exit 2
;;
-v|--verbose)
_VERBOSE="true"
;;
esac
[ "${_VERBOSE}" ] && echo -n "Checking for live system..."
if [ ! -e /proc/cmdline ]
then
[ "${_VERBOSE}" ] && echo
echo "E: /proc/cmdline - No such file."
exit 2
fi
if grep -qs "boot=live" /proc/cmdline
then
[ "${_VERBOSE}" ] && echo -n " yes, this is a live system"
if [ -d /lib/live/mount/medium/install ]
then
if ls /lib/live/mount/medium/install/pool/main/l/live-installer/live-installer_*.udeb > /dev/null 2>&1
then
[ "${_VERBOSE}" ] && echo " with debian-installer (live) support."
else
[ "${_VERBOSE}" ] && echo " with debian-installer (normal) support."
fi
else
[ "${_VERBOSE}" ] && echo "without debian-installer support."
fi
exit 0
else
[ "${_VERBOSE}" ] && echo " no, this is not a live system."
exit 1
fi
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