From: Magnus Jacobsson <magnus.jacobsson@berotec.se>
Date: Sat, 26 Sep 2020 08:52:45 +0000 (+0200)
Subject: Add option -? for usage to vimdot
X-Git-Tag: 2.46.0~20^2^2~55^2~6
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=520ade4424db28f1e3eda7428c9e1017344cc6e2;p=graphviz

Add option -? for usage to vimdot
---

diff --git a/plugin/xlib/vimdot.sh b/plugin/xlib/vimdot.sh
index a8d25b5b2..1ca125954 100755
--- a/plugin/xlib/vimdot.sh
+++ b/plugin/xlib/vimdot.sh
@@ -1,6 +1,11 @@
 #!/bin/sh
 # Written by: John Ellson <ellson@research.att.com>
 
+if [ "$1" = "-?" ]; then
+    echo "Usage: vimdot [file]" >&2
+    exit 0
+fi
+
 error() { echo "$0: $*" >&2; exit 1; }
 
 # Try $EDITOR first, else try vim or vi