From baf62f66bb6ee991a3f3a9430842f5f9e9b0d697 Mon Sep 17 00:00:00 2001
From: Boris Nagaev <bnagaev@gmail.com>
Date: Sun, 29 Nov 2015 13:26:42 +0300
Subject: [PATCH] patch-tool-mxe: fix getting patch_name

Previous implementation failed with "set -o nounset":
 ./tools/patch-tool-mxe: line 10: $3: unbound variable

see #983
---
 tools/patch-tool-mxe | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/tools/patch-tool-mxe b/tools/patch-tool-mxe
index 86326128..ceb3576b 100755
--- a/tools/patch-tool-mxe
+++ b/tools/patch-tool-mxe
@@ -5,10 +5,7 @@
 
 cmd=$1
 pkg=$2
-patch_name=$3
-if [ -z "$patch_name" ]; then
-    patch_name=1-fixes
-fi
+patch_name=${3:-1-fixes}
 
 setupEnv() {
   # MXE directory