From cdcdacef9c5f68fadfd7c25231a0c1405f0f8d69 Mon Sep 17 00:00:00 2001
From: vitaut <victor.zverovich@gmail.com>
Date: Fri, 7 Aug 2015 07:21:43 -0700
Subject: [PATCH] Handle undefined $PLATFORM

---
 support/appveyor-build.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/support/appveyor-build.py b/support/appveyor-build.py
index 9a0abb18..4967ae3b 100755
--- a/support/appveyor-build.py
+++ b/support/appveyor-build.py
@@ -6,7 +6,7 @@ from subprocess import check_call
 
 build = os.environ['BUILD']
 config = os.environ['CONFIGURATION']
-platform = os.environ['PLATFORM']
+platform = os.environ.get('PLATFORM')
 path = os.environ['PATH']
 cmake_command = ['cmake', '-DFMT_PEDANTIC=ON', '-DCMAKE_BUILD_TYPE=' + config]
 if build == 'mingw':