vis-open

   1 #!/bin/sh
   2
   3 PATTERN="."
   4 [ -z "$VIS_MENU" ] && VIS_MENU="slmenu"
   5 [ -z "$VIS_MENU_ARGS" ] && VIS_MENU_ARGS="-b"
   6
   7 while [ $# -gt 0 ]; do
   8         case "$1" in
   9         -h|--help)
  10                 echo "usage: $(basename $0) [-h] [-p prompt] [file-pattern]"
  11                 exit 0;
  12                 ;;
  13         -p)
  14                 VIS_MENU_ARGS="$VIS_MENU_ARGS -p $2"
  15                 shift
  16                 shift
  17                 ;;
  18         *)
  19                 PATTERN=$*
  20                 break
  21                 ;;
  22         esac
  23 done
  24
  25 if ! type "$VIS_MENU" >/dev/null 2>&1; then
  26         if [ ! -z "$DISPLAY" ] && type "dmenu" >/dev/null 2>&1; then
  27                 VIS_MENU="dmenu"
  28         else
  29                 echo "Neither slmenu nor dmenu found" >&2
  30                 exit 1
  31         fi
  32 fi
  33
  34 DIR=""
  35 [ ! -z "$PATTERN" -a "$PATTERN" != "." -a -d "$PATTERN" ] && DIR="$PATTERN"
  36
  37 while true; do
  38         SEL=$({ echo ..; ls -1 $PATTERN; } | $VIS_MENU $VIS_MENU_ARGS)
  39         [ -z "$SEL" ] && exit 1
  40         [ ! -z "$DIR" ] && SEL="$DIR/$SEL"
  41         if [ -d "$SEL" ]; then
  42                 DIR="$SEL"
  43                 PATTERN="$DIR"
  44         else
  45                 echo "$SEL"
  46                 exit 0
  47         fi
  48 done