TOUCH

touch ? change file timestamps

touch [OPTION]... FILE...

or : ../src/touch [-acm] MMDDhhmm[YY] FILE... (obsolescent)

Update the access and modification times of each FILE to the current time.

?a

change only the access time

?c, ??no?create

do not create any files

?d, ??date=STRING

parse STRING and use it instead of current time

?f

(ignored)

?m

change only the modification time

?r, ??reference=FILE

use this file’s times instead of current time

?t STAMP

use [[CC]YY]MMDDhhmm[.ss] instead of current time

??time=WORD

set time given by WORD: access atime use (same as ?a) modify mtime (same as ?m)

??help

display this help and exit

??version

output version information and exit

Note that the three time-date formats recognized for the ?d and ?t options and for the obsolescent argument are all different.

Written by Paul Rubin, Arnold Robbins, Jim Kingdon, David MacKenzie, and Randy Smith.

Report bugs to <bug-fileutils@gnu.org>.

Copyright © 1999 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

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

info touch

should give you access to the complete manual.