From df56080303e5ac38c91612ac796e43fbdf84e9f3 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Mon, 20 Nov 2017 15:42:01 +0530
Subject: [PATCH] Fix building on travis/macOS libunistring detection

---
 setup.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/setup.py b/setup.py
index 8e4180ed8..7b1849387 100755
--- a/setup.py
+++ b/setup.py
@@ -211,6 +211,9 @@ def kitty_env():
     ]
     if isosx:
         ans.ldpaths.extend('-framework Cocoa'.split())
+        if is_travis and 'SW' in os.environ:
+            cflags.append('-I{}/include'.format(os.environ['SW']))
+            ans.ldpaths.append('-L{}/lib'.format(os.environ['SW']))
     else:
         ans.ldpaths += ['-lrt']
         if '-ldl' not in ans.ldpaths: