#! /bin/sh
# #############################################################################

       NAME_="fnchars"
       HTML_="print long file names"
    PURPOSE_="print name of file if it has more then n chars in its name"
   SYNOPSIS_="$NAME_ [-hl] <n> <file> [file...]"
   REQUIRES_="standard GNU commands"
    VERSION_="1.0"
       DATE_="2004-05-27; last update: 2004-06-14"
     AUTHOR_="Dawid Michalczyk <dm@eonworks.com>"
        URL_="www.comp.eonworks.com"
   CATEGORY_="file"
   PLATFORM_="Linux"
      SHELL_="bash"
 DISTRIBUTE_="yes"

# #############################################################################
# This program is distributed under the terms of the GNU General Public License

usage () {

echo >&2 "$NAME_ $VERSION_ - $PURPOSE_
Usage: $SYNOPSIS_
Requires: $REQUIRES_
Options:
     <n>, an integer referring to minimum characters
     -h, usage and options (this help)
     -l, see this script"
    exit 1
}

# enabling extended globbing
shopt -s extglob 

# arg handling and execution
case "$1" in

    -h) usage ;;
    -l) more $0; exit 1 ;;
    +([0-9])) # arg1 can only be an integer

        n=$1
        shift
        for a in "$@";do

            fname=$(echo "${a##*/}") # stripping path in case we run it with find
            if (( "${#fname}" > $n ));then
                echo "${#fname} chars in: $a"
            fi 

        done ;;

    *) echo invalid argument, type $NAME_ -h for help; exit 1 ;;

esac