From: Magnus Jacobsson <magnus.jacobsson@berotec.se>
Date: Sun, 20 Sep 2020 19:50:06 +0000 (+0200)
Subject: Add option -? for usage to non-Windows version of dotty
X-Git-Tag: 2.46.0~20^2^2~55^2~22
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=61122401d553b5976ee5e7144d44e84dd1bb3d5c;p=graphviz

Add option -? for usage to non-Windows version of dotty
---

diff --git a/cmd/dotty/dotty.sh b/cmd/dotty/dotty.sh
index b3789567d..86ed4c8b5 100755
--- a/cmd/dotty/dotty.sh
+++ b/cmd/dotty/dotty.sh
@@ -45,6 +45,10 @@ while [ "x$1" != 'x' ]; do
         FILES=`echo $FILES \"$1\"`
         shift
         ;;
+    -\?)
+        $usage
+        exit 0
+        ;;
     -*)
         $usage
         exit 1