From eb610859519292c6164c4ba601d22e642c306beb Mon Sep 17 00:00:00 2001
From: artoo <artoo@artixlinux.org>
Date: Sat, 5 Oct 2019 16:32:21 +0200
Subject: [PATCH] binfmt: ensure a file is ungegistered before registering

This fixes #328
---
 sh/binfmt.sh.in | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sh/binfmt.sh.in b/sh/binfmt.sh.in
index ca4a8833..11a57211 100644
--- a/sh/binfmt.sh.in
+++ b/sh/binfmt.sh.in
@@ -29,6 +29,9 @@ apply_file() {
 			\;*) continue ;;
 		esac
 
+		local reg=${line#*:}
+		[ -e /proc/sys/fs/binfmt_misc/${reg%%:*} ] && echo -1 > /proc/sys/fs/binfmt_misc/${reg%%:*}
+
 		echo "${line}" > /proc/sys/fs/binfmt_misc/register
 		rc=$?
 		if [ $rc -ne 0 ]; then