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-rw-r--r--man/grotty.man24
1 files changed, 22 insertions, 2 deletions
diff --git a/man/grotty.man b/man/grotty.man
index a114e7107..ba25beb5d 100644
--- a/man/grotty.man
+++ b/man/grotty.man
@@ -5,7 +5,7 @@ grotty \- groff driver for typewriter-like devices
.SH SYNOPSIS
.B grotty
[
-.B \-hfbuoBUv
+.B \-hfbuodBUv
] [
.BI \-F dir
] [
@@ -127,6 +127,23 @@ Use only underlining for bold, italic characters.
.B \-o
Suppress overstriking (other than for bold or underlined characters).
.TP
+.B \-d
+Ignore all
+.B \eD
+commands.
+Without this
+.B grotty
+will render
+.B \eD'l\|.\|.\|.'
+commands that have at least at least one zero argument
+(and so are either horizontal or vertical)
+using
+.BR \- ,
+.B |
+and
+.B +
+characters.
+.TP
.B \-v
Print the version number.
.SH FILES
@@ -163,7 +180,10 @@ is intended only for simple documents.
.LP
There is no support for fractional horizontal or vertical motions.
.LP
-There is no pic support.
+There is no support for
+.B \eD
+commands
+other than horizontal and vertical lines.
.LP
Characters above the first line (ie with a vertical position of 0)
cannot be printed.