#!/bin/sh
#set -x
#ident  "@(#) 1.2  ls(1) by size 19960401 John S. Urban"
#ident  "@(#) 1.0  ls(1) by size 19920421 John S. Urban"
# on some systems, may have to change 3 to 4 or 5
case "`uname -s`" in
sn*)            exec ls -ltrdas ${*:-*}|sort -k 6n,6n   ;; # Cray UNICOS systems 9.0+
HP-UX|OSF1)     exec ls -ltra "${@}"|sort +4n           ;;
SunOS)          exec /usr/5bin/ls -ltra "${@}"|sort +4n ;;
ULTRIX|SunOS)   exec /bin/ls -ltra "${@}"|sort +3n      ;;
Linux)          exec ls -ltrad ${@:-*}|sort -k 5n,5n    ;;
CYGWIN*)        exec ls -ltrad ${@:-*}|sort -k 5n,5n    ;;
FreeBSD)        exec ls -ltrad ${@:-*}|sort -k 5n,5n    ;;
Darwin)         exec ls -ltrad ${@:-*}|sort -k 5n,5n    ;;
*)              exec ls -ltrad ${@:-*}|sort -k 5n,5n    ;;
##########################################################
# previous versions
sn*)            exec ls -ltrdas ${*:-*}|sort +5n        ;; # Cray UNICOS systems
CYGWIN*)        exec ls -ltrad ${@:-*}|sort -k 6n,6n    ;;
CYGWIN*|MINGW*) exec ls -ltrad ${@:-*}|sort -k 5n,5n    ;;
*)              exec ls -ltrad ${@:-*}|sort +n          ;;
esac
exit