l

   1 #!/bin/sh
   2
   3 #==============================================================================
   4 # l
   5 # File ID: 4e69dc94-fa61-11dd-b10c-0001805bf4b1
   6 #
   7 # Front-end to ls(1).
   8 #
   9 # Author: Øyvind A. Holm <sunny@sunbase.org>
  10 # License: GNU General Public License version 2 or later.
  11 #==============================================================================
  12
  13 progname=l
  14 VERSION=0.5.0
  15
  16 opt_help=0
  17 opt_quiet=0
  18 opt_verbose=0
  19 while test -n "$1"; do
  20         case "$1" in
  21         -h|--help) opt_help=1; shift ;;
  22         -q|--quiet) opt_quiet=$(($opt_quiet + 1)); shift ;;
  23         -v|--verbose) opt_verbose=$(($opt_verbose + 1)); shift ;;
  24         --version) echo $progname $VERSION; exit 0 ;;
  25         --) shift; break ;;
  26         *)
  27                 if printf '%s\n' "$1" | grep -q ^-; then
  28                         echo "$progname: $1: Unknown option" >&2
  29                         exit 1
  30                 else
  31                         break
  32                 fi
  33         break ;;
  34         esac
  35 done
  36 opt_verbose=$(($opt_verbose - $opt_quiet))
  37
  38 if test "$opt_help" = "1"; then
  39         test $opt_verbose -gt 0 && { echo; echo $progname $VERSION; }
  40         cat <<END
  41
  42 Front-end to ls(1).
  43
  44 Usage: $progname [options]
  45
  46 Options:
  47
  48   -h, --help
  49     Show this help.
  50   -q, --quiet
  51     Be more quiet. Can be repeated to increase silence.
  52   -v, --verbose
  53     Increase level of verbosity. Can be repeated.
  54   --version
  55     Print version information.
  56
  57 END
  58         exit 0
  59 fi
  60
  61 osname="$(uname)"
  62
  63 if test "$osname" = "Linux"; then
  64         ls -la --color=always --full-time "$@" | $PAGER
  65 else
  66         ls -la "$@" | $PAGER
  67 fi
  68
  69 # vim: set ts=8 sw=8 sts=8 noet fo+=w tw=79 fenc=UTF-8 :