centos man page for dirname

DIRNAME(1)							   User Commands							DIRNAME(1)

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
	      separate output with NUL rather than 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
	      -> "."

       GNU  coreutils  online  help:  <http://www.gnu.org/software/coreutils/>	Report	dirname  translation   bugs   to   <http://translationpro-
       ject.org/team/>

AUTHOR
       Written by David MacKenzie and Jim Meyering.

COPYRIGHT
       Copyright (C) 2013 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later <http://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)

       The  full  documentation  for  dirname  is maintained as a Texinfo manual.  If the info and dirname programs are properly installed at your
       site, the command

	      info coreutils 'dirname invocation'

       should give you access to the complete manual.

GNU coreutils 8.22						     June 2014								DIRNAME(1)