unexpand

UNEXPAND(1)                      User Commands                     UNEXPAND(1)

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 The last specified po-
              sition can be prefixed with '/' to specify a tab size to use af-
              ter the last explicitly specified tab stop.  Also  a  prefix  of
              '+'  can  be  used  to align remaining tab stops relative to the
              last specified tab stop instead of the first column

       --help display this help and exit

       --version
              output version information and exit

AUTHOR
       Written by David MacKenzie.

REPORTING BUGS
       GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
       Report   unexpand   translation   bugs   to    <https://translationpro-
       ject.org/team/>

COPYRIGHT
       Copyright  (C) 2018 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
       expand(1)

       Full  documentation  at:  <https://www.gnu.org/software/coreutils/unex-
       pand>
       or available locally via: info '(coreutils) unexpand invocation'

GNU coreutils 8.30              September 2019                     UNEXPAND(1)