From: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Tue, 27 Jun 2017 20:18:13 +0000 (+0200)
Subject: wg-quick: use printf -v instead of namerefs for bash 4.2
X-Git-Tag: v1.0.20191226~237
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d3ebbaccab322021614949de3081671c44b5aefe;p=thirdparty%2Fwireguard-tools.git

wg-quick: use printf -v instead of namerefs for bash 4.2

I'm not happy about this.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---

diff --git a/src/wg-quick.bash b/src/wg-quick.bash
index 6edcd3a..243f35d 100755
--- a/src/wg-quick.bash
+++ b/src/wg-quick.bash
@@ -54,10 +54,9 @@ parse_options() {
 }
 
 read_bool() {
-	local -n out="$1"
 	case "$2" in
-	true) out=1 ;;
-	false) out=0 ;;
+	true) printf -v "$1" 1 ;;
+	false) printf -v "$1" 0 ;;
 	*) die "\`$2' is neither true nor false"
 	esac
 }