-.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.35.
-.TH SHA256SUM "1" "March 2012" "GNU coreutils 8.16" "User Commands"
+.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.47.3.
+.TH SHA256SUM "1" "January 2016" "GNU coreutils 8.25" "User Commands"
.SH NAME
sha256sum \- compute and check SHA256 message digest
.SH SYNOPSIS
.B sha256sum
-[\fIOPTION\fR]... [\fIFILE\fR]...
+[\fI\,OPTION\/\fR]... [\fI\,FILE\/\fR]...
.SH DESCRIPTION
.\" Add any additional description here
.PP
Print or check SHA256 (256\-bit) checksums.
+.PP
With no FILE, or when FILE is \-, read standard input.
.TP
\fB\-b\fR, \fB\-\-binary\fR
\fB\-c\fR, \fB\-\-check\fR
read SHA256 sums from the FILEs and check them
.TP
+\fB\-\-tag\fR
+create a BSD\-style checksum
+.TP
\fB\-t\fR, \fB\-\-text\fR
read in text mode (default)
-.SS "The following three options are useful only when verifying checksums:"
+.SS "The following five options are useful only when verifying checksums:"
+.TP
+\fB\-\-ignore\-missing\fR
+don't fail or report status for missing files
.TP
\fB\-\-quiet\fR
don't print OK for each successfully verified file
\fB\-\-status\fR
don't output anything, status code shows success
.TP
+\fB\-\-strict\fR
+exit non\-zero for improperly formatted checksum lines
+.TP
\fB\-w\fR, \fB\-\-warn\fR
warn about improperly formatted checksum lines
.TP
-\fB\-\-strict\fR
-with \fB\-\-check\fR, exit non\-zero for any invalid input
-.TP
\fB\-\-help\fR
display this help and exit
.TP
output version information and exit
.PP
The sums are computed as described in FIPS\-180\-2. When checking, the input
-should be a former output of this program. The default mode is to print
-a line with checksum, a character indicating input mode ('*' for binary,
-space for text), and name for each FILE.
+should be a former output of this program. The default mode is to print a
+line with checksum, a space, a character indicating input mode ('*' for binary,
+\&' ' for text or where binary is insignificant), and name for each FILE.
.SH AUTHOR
Written by Ulrich Drepper, Scott Miller, and David Madore.
.SH "REPORTING BUGS"
-Report sha256sum bugs to bug\-coreutils@gnu.org
-.br
-GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
-.br
-General help using GNU software: <http://www.gnu.org/gethelp/>
+GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
.br
Report sha256sum translation bugs to <http://translationproject.org/team/>
.SH COPYRIGHT
-Copyright \(co 2012 Free Software Foundation, Inc.
+Copyright \(co 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
.br
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
.SH "SEE ALSO"
-The full documentation for
-.B sha256sum
-is maintained as a Texinfo manual. If the
-.B info
-and
-.B sha256sum
-programs are properly installed at your site, the command
-.IP
-.B info coreutils \(aqsha256sum invocation\(aq
-.PP
-should give you access to the complete manual.
+Full documentation at: <http://www.gnu.org/software/coreutils/sha256sum>
+.br
+or available locally via: info \(aq(coreutils) sha2 utilities\(aq