NAME

       unexpand - convert spaces to tabs

SYNOPSIS

       unexpand [OPTION]... [FILE]...

DESCRIPTION

       Convert  blanks  in each FILE to tabs, writing to standard output.  With no FILE, or when FILE is -, read
       standard input.

       Mandatory arguments to long options are mandatory for short options too.

       -a, --all
              convert all blanks, instead of just initial blanks

       --first-only
              convert only leading sequences of blanks (overrides -a)

       -t, --tabs=N
              have tabs N characters apart instead of 8 (enables -a)

       -t, --tabs=LIST
              use comma separated LIST of tab positions (enables -a)

       --help display this help and exit

       --version
              output version information and exit

AUTHOR

       Written by David MacKenzie.

REPORTING BUGS

       Report unexpand bugs to bug-coreutils@gnu.org
       GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
       General help using GNU software: <http://www.gnu.org/gethelp/>
       Report unexpand translation bugs to <http://translationproject.org/team/>

COPYRIGHT

       Copyright  ©  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

       expand(1)

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

              info coreutils 'unexpand invocation'

       should give you access to the complete manual.

GNU coreutils 8.21                                 March 2016                                        UNEXPAND(1)