From 6cfe10c6320b1a68e67b311a34e801f0a9d66c08 Mon Sep 17 00:00:00 2001
From: skywind3000 <skywind3000@163.com>
Date: Mon, 4 Feb 2019 01:47:21 +0800
Subject: [PATCH] fixed pwd

---
 z.lua | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/z.lua b/z.lua
index ee8ce78..c369139 100755
--- a/z.lua
+++ b/z.lua
@@ -1235,6 +1235,9 @@ function z_match(patterns, method, subdir)
 	end
 	table.sort(M, function (a, b) return a.score > b.score end)
 	local pwd = (PWD == nil or PWD == '') and os.getenv('PWD') or PWD
+	if pwd == nil or pwd == '' then
+		pwd = os.pwd()
+	end
 	if pwd ~= '' and pwd ~= nil then 
 		if subdir then
 			local N = {}