.Dd 2015-10-08 | |
.Dt SHA1SUM 1 | |
.Os sbase | |
.Sh NAME | |
.Nm sha1sum | |
.Nd compute or check SHA-1 message digests | |
.Sh SYNOPSIS | |
.Nm | |
.Op Fl c | |
.Op Ar file ... | |
.Sh DESCRIPTION | |
.Nm | |
writes SHA-1 (160-bit) checksums of each | |
.Ar file | |
to stdout. | |
If no | |
.Ar file | |
is given | |
.Nm | |
reads from stdin. | |
.Sh OPTIONS | |
.Bl -tag -width Ds | |
.It Fl c | |
Read list of SHA-1 checksums from each | |
.Ar file | |
and check them. | |
If no | |
.Ar file | |
is given | |
.Nm | |
reads from stdin. | |
.El |