From c09d6042fe3b58d7eb0fdc65fc9968c47d98aea1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <karel.koci@nic.cz>
Date: Thu, 19 Dec 2019 10:32:25 +0100
Subject: [PATCH] zsh: drop bash syntax in postinst
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Signed-off-by: Karel Kočí <karel.koci@nic.cz>
---
 utils/zsh/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/zsh/Makefile b/utils/zsh/Makefile
index 85b441f9f9..a2e37ca1f9 100644
--- a/utils/zsh/Makefile
+++ b/utils/zsh/Makefile
@@ -92,7 +92,7 @@ grep zsh $${IPKG_INSTROOT}/etc/shells || \
 	echo "/usr/bin/zsh" >> $${IPKG_INSTROOT}/etc/shells
 
 # Backwards compatibility
-if [[ -e /bin/zsh ]] && ([[ ! -L /bin/zsh ]] || [[ "$(readlink -fn $${IPKG_INSTROOT}/bin/zsh)" != "../$(CONFIGURE_PREFIX)/bin/zsh" ]]); then
+if [ -e /bin/zsh ] && { [ ! -L /bin/zsh ] || [ "$(readlink -fn $${IPKG_INSTROOT}/bin/zsh)" != "../$(CONFIGURE_PREFIX)/bin/zsh" ]; }; then
 	ln -fs "../$(CONFIGURE_PREFIX)/bin/zsh" "$${IPKG_INSTROOT}/bin/zsh"
 fi
 endef