Provided by: coreutils_8.32-4.1ubuntu1_amd64 bug

NAME
       dirname - strip last component from file name


SYNOPSIS
       dirname [OPTION] NAME...


DESCRIPTION
       Output  each  NAME with its last non-slash component and trailing slashes removed; if NAME
       contains no /'s, output '.' (meaning the current directory).

       -z, --zero
              end each output line with NUL, not newline

       --help display this help and exit

       --version
              output version information and exit


EXAMPLES
       dirname /usr/bin/
              -> "/usr"

       dirname dir1/str dir2/str
              -> "dir1" followed by "dir2"

       dirname stdio.h
              -> "."


AUTHOR
       Written by David MacKenzie and Jim Meyering.


REPORTING BUGS
       GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
       Report any translation bugs to <https://translationproject.org/team/>


COPYRIGHT
       Copyright © 2020 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
       basename(1), readlink(1)

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