From 4ebdc9d1738ee7f9f5c0b3822e47bdab2bfa798f Mon Sep 17 00:00:00 2001
From: Christoph Klaffl <christoph@phreaker.eu>
Date: Thu, 13 Feb 2020 18:31:56 +0100
Subject: [PATCH] check for an invalid argument combination

---
 syncoid | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/syncoid b/syncoid
index 2eef326..eddfec7 100755
--- a/syncoid
+++ b/syncoid
@@ -38,6 +38,16 @@ if (length $args{'sendoptions'}) {
 		pod2usage(2);
 		exit 127;
 	}
+
+	if (defined $args{'recursive'}) {
+		foreach my $option(@sendoptions) {
+			if ($option->{option} eq 'R') {
+				warn "invalid argument combination, zfs send -R and --recursive aren't compatible!";
+				pod2usage(2);
+				exit 127;
+			}
+		}
+	}
 }
 
 my @recvoptions = ();