commands/spell/spell.sh

   1 #!/bin/sh
   2 #
   3 #       spell 1.1 - show unknown words                  Author: Kees J. Bot
   4 #                                                               28 Apr 1995
   5
   6 dict=words
   7
   8 while getopts 'd:' opt
   9 do
  10         case $opt in
  11         d)      dict="$OPTARG"
  12                 ;;
  13         ?)      echo "Usage: spell [-d dict] [file ...]" >&2; exit 1
  14         esac
  15 done
  16 shift `expr $OPTIND - 1`
  17
  18 case "$dict" in
  19 */*)    ;;
  20 *)      dict="/usr/lib/dict/$dict"
  21 esac
  22
  23 {
  24         if [ $# = 0 ]
  25         then
  26                 prep
  27         else
  28                 for file
  29                 do
  30                         prep "$file"
  31                 done
  32         fi
  33 } | {
  34         sort -u | comm -23 - "$dict"
  35 }