From 13fe83dc8e28a32bdd454d04908fe1514ec50d51 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Domen=20Ko=C5=BEar?= <domen@dev.si>
Date: Tue, 24 Jan 2017 19:59:55 +0100
Subject: [PATCH] bail out if macOS 10.9 or lower is used during installer
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(cherry picked from commit 48d4a23aa073a22161d4b37eb0f6eb103dee68d0)
Signed-off-by: Domen Kožar <domen@dev.si>

cc @edolstra
---
 scripts/install-nix-from-closure.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/scripts/install-nix-from-closure.sh b/scripts/install-nix-from-closure.sh
index d7098691b..92c3c80cf 100644
--- a/scripts/install-nix-from-closure.sh
+++ b/scripts/install-nix-from-closure.sh
@@ -12,6 +12,12 @@ if ! [ -e $self/.reginfo ]; then
     exit 1
 fi
 
+# macOS support for 10.10 or higher
+if [[ "$(uname -s)" = "Darwin" && $(($(sw_vers -productVersion | cut -d '.' -f 2))) -lt 10 ]]; then
+    echo "$0: macOS $(sw_vers -productVersion) is not supported, upgrade to 10.10 or higher"
+    exit 1
+fi
+
 if [ -z "$USER" ]; then
     echo "$0: \$USER is not set" >&2
     exit 1