\h'8n'
.RB [ \-f
.IR file ]
+.RB [ \-h
+.IR file ]
.RB [ \-o
.IR output ]
.br
.I name
instead of from standard input.
.TP
+.BI "\-h, \-\-hashes " name
+Rather than hashing files, read precomputed hashes from the file
+.IR name ,
+which should be in the format produced by
+.BR hashsum (1).
+.TP
.BI "\-o, \-\-output " name
Write output to
.I name