Reference

tsort(1)

perform topological sort

NAME

tsort - perform topological sort

SYNOPSIS

tsort [OPTION] [FILE]

DESCRIPTION

Write totally ordered list consistent with the partial ordering in FILE.

With no FILE, or when FILE is -, read standard input.

--help

display this help and exit

--version

output version information and exit

AUTHOR

Written by Mark Kettenis.

REPORTING BUGS

Report bugs to: <[email protected]>.
Report any translation bugs to: <https://translationproject.org/team/>.
GNU coreutils home page: <https://www.gnu.org/software/coreutils/>
General help using GNU software: <https://www.gnu.org/gethelp/>

COPYRIGHT

Copyright © 2026 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

Full documentation <https://www.gnu.org/software/coreutils/tsort>
or available locally via: info '(coreutils) tsort invocation'

History

--help since Debian 2.2 (Potato); --version since Debian 2.2 (Potato).

-l until Debian 2.1 (Slink).