From 2e9863531f44bcc96426af71a4d1d23bf88c3e5c Mon Sep 17 00:00:00 2001
From: Tamir Duberstein <tamird@gmail.com>
Date: Thu, 6 Apr 2017 15:45:22 -0400
Subject: libc/mingw: quote variable in comparison

Building with CT_MINGW_TOOLS unset before this change produces:

	/usr/local/ct-ng/lib/crosstool-ng-1.23.0-rc2/scripts/build/libc/mingw.sh: line 212: [: =: unary operator expected

diff --git a/scripts/build/libc/mingw.sh b/scripts/build/libc/mingw.sh
index 3379d68..b737b23 100644
--- a/scripts/build/libc/mingw.sh
+++ b/scripts/build/libc/mingw.sh
@@ -209,7 +209,7 @@ do_libc()
         CT_EndStep
     fi
 
-    if [ ${CT_MINGW_TOOLS} = "y" ]; then
+    if [ "${CT_MINGW_TOOLS}" = "y" ]; then
         CT_DoStep INFO "Installing mingw-w64 companion tools"
         CT_mkdir_pushd "${CT_BUILD_DIR}/build-mingw-w64-tools"
         do_mingw_tools
-- 
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