From: Magnus Jacobsson <magnus.jacobsson@berotec.se>
Date: Fri, 2 Oct 2020 13:10:32 +0000 (+0200)
Subject: Show usage and exit non-zero for unsupported option in gvmap.sh
X-Git-Tag: 2.46.0~20^2^2~47^2~31
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c2b9071de4d30194f1902f5e40270d12794b3b54;p=graphviz

Show usage and exit non-zero for unsupported option in gvmap.sh

Towards https://gitlab.com/graphviz/graphviz/-/issues/1843.
---

diff --git a/cmd/gvmap/gvmap.sh b/cmd/gvmap/gvmap.sh
index 5dc7972bd..d78f6c404 100755
--- a/cmd/gvmap/gvmap.sh
+++ b/cmd/gvmap/gvmap.sh
@@ -69,7 +69,8 @@ do
       (getopts -a gvmap "$OPTSTR" x '-?')
       exit 0
     else
-      print -u 2 "gvmap: unknown flag $OPTARG - ignored"
+      print -u 2 "gvmap: unknown flag $OPTARG"
+      getopts -a gvmap "$OPTSTR" x '-?'
     fi
     ;;
   esac