From a31a973a629f1cde7fdfd6452a24f14e249a53bf Mon Sep 17 00:00:00 2001
From: Nuo Cheng <zhanhb88@gmail.com>
Date: Wed, 6 May 2026 13:14:54 +0000
Subject: [PATCH] fix compatibility issues with dash

Based on the following Fedora commit:

https://src.fedoraproject.org/rpms/gnupg2/c/7828eb7b24cca4d27f626b76bcda6095507a0d11

Related: RHEL-166369
---
 gnupg2.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/gnupg2.sh b/gnupg2.sh
index 485ab8b..fce8fc6 100644
--- a/gnupg2.sh
+++ b/gnupg2.sh
@@ -1,3 +1,3 @@
-if [[ $- == *i* ]]; then
-    export GPG_TTY=$(tty)
-fi
+case "$-" in *i*)
+    export GPG_TTY=$(tty) ;;
+esac