From 4fce7a0b7ba83142b17ad3ec238a0ac16fa8c9a7 Mon Sep 17 00:00:00 2001
From: Miguel Sousa <msousa@adobe.com>
Date: Mon, 27 Mar 2017 03:55:53 -0700
Subject: [PATCH] [ttx] Strip BOM from beginning of file

Fixes #896
---
 Lib/fontTools/ttx.py | 2 +-
 NEWS.rst             | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Lib/fontTools/ttx.py b/Lib/fontTools/ttx.py
index faaf6b72d..03314e0c2 100644
--- a/Lib/fontTools/ttx.py
+++ b/Lib/fontTools/ttx.py
@@ -290,7 +290,7 @@ def guessFileType(fileName):
 		return "TTF"
 	if ext == ".dfont":
 		return "TTF"
-	header = f.read(256)
+	header = f.read(256).lstrip(b'\xef\xbb\xbf')
 	head = Tag(header[:4])
 	if head == "OTTO":
 		return "OTF"
diff --git a/NEWS.rst b/NEWS.rst
index e884f5409..84546adf7 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -1,3 +1,4 @@
+- [ttx] Support reading TTX files with BOM (#896)
 - [CFF2] Fixed the reporting of the number of regions in the font.
 
 3.9.1 (released 2017-03-20)