.\"
-.Dd $Mdocdate: December 6 2008 $
+.Dd $Mdocdate: December 9 2008 $
.Dt mdocml 1 alpha
.Os
.\"
.\"
.Sh SYNOPSIS
.Nm mdocml
-.Op Fl vW
+.Op Fl v
+.Op Fl W Ns Ar err...
.Op Fl f Ar filter
.Op Fl o Ar outfile
.Op Ar infile
which may be
.Dq \-
for stdout.
-.It Fl W
-Print warnings to stderr.
+.It Fl W Ns Ar err...
+Print warning messages. If set to
+.Fl W Ns Ar all ,
+all warnings are printed; if
+.Fl W Ns Ar error ,
+warnings are considered errors and cause utility termination. Multiple
+.Fl W
+arguments may be comma-separated, such as
+.Fl W Ns Ar error,all .
+.It Fl v
+Make warning and error messages verbose.
.It Ar infile
Read input from
.Ar infile ,
The
.Nm
utility was written by
-.An Em Kristaps Dzonsons Aq kristaps@kth.se .
+.An Kristaps Dzonsons Aq kristaps@kth.se .
.\"
.Sh CAVEATS
Most caveats of