From 99fd183f6cca8cadb7536e614cbc28dc7949f218 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Moritz=20Mei=C3=9Felbach?= <arbelzapf@gmail.com>
Date: Tue, 28 Jul 2020 21:53:21 +0200
Subject: Use a different way of ensuring fd 3 is usable: If no parent shell is
 making use of fd 3, then redirect it to /dev/null

---
 sway-launcher-desktop.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sway-launcher-desktop.sh b/sway-launcher-desktop.sh
index 947d49b..b12430c 100755
--- a/sway-launcher-desktop.sh
+++ b/sway-launcher-desktop.sh
@@ -4,7 +4,9 @@
 # https://gist.github.com/Biont/40ef59652acf3673520c7a03c9f22d2a
 shopt -s nullglob globstar
 set -o pipefail
-exec 3<> "$(mktemp -u)"
+if ! { exec 0>&3; } 1>/dev/null 2>&1; then
+   exec 3>/dev/null
+fi
 # shellcheck disable=SC2154
 trap 's=$?; echo "$0: Error on line "$LINENO": $BASH_COMMAND"; exit $s' ERR
 IFS=$'\n\t'
-- 
cgit v1.2.3