1 #!/bin/bash

     2 

     3 # Relational pipes

     4 # Copyright © 2019 František Kučera (Frantovo.cz, GlobalCode.info)

     5 #

     6 # This program is free software: you can redistribute it and/or modify

     7 # it under the terms of the GNU General Public License as published by

     8 # the Free Software Foundation, version 3 of the License.

     9 #

    10 # This program is distributed in the hope that it will be useful,

    11 # but WITHOUT ANY WARRANTY; without even the implied warranty of

    12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

    13 # GNU General Public License for more details.

    14 #

    15 # You should have received a copy of the GNU General Public License

    16 # along with this program. If not, see <http://www.gnu.org/licenses/>.

    17 

    18 

    19 # returns the inode number of given file

    20 # not very useful – just a demo returning an integer attribute

    21 

    22 if [[ $# == 0 ]]; then

    23 	echo "1";

    24 	echo "integer";

    25 elif [[ -f "$1" || -d "$1" ]]; then

    26 	ls -d -i "$1" | cut -d' ' -f1 | tr -d '\n';

    27 else

    28 	exit 40;

    29 fi