From 1b3011c27df531875d432e909ae6b77f115c5017 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Tue, 12 Aug 2014 19:17:19 -0400
Subject: [PATCH] [coretext] Pass buffer language to CoreText

---
 src/hb-coretext.cc | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/hb-coretext.cc b/src/hb-coretext.cc
index 53adc815e..06e001ce3 100644
--- a/src/hb-coretext.cc
+++ b/src/hb-coretext.cc
@@ -698,6 +698,18 @@ retry:
 	CFAttributedStringSetAttribute (attr_string, CFRangeMake (0, chars_len),
 					kCTVerticalFormsAttributeName, kCFBooleanTrue);
       }
+      if (buffer->props.language)
+      {
+        CFStringRef lang = CFStringCreateWithCStringNoCopy (kCFAllocatorDefault,
+							    hb_language_to_string (buffer->props.language),
+							    kCFStringEncodingUTF8,
+							    kCFAllocatorNull);
+	if (unlikely (!lang))
+	  FAIL ("CFStringCreateWithCStringNoCopy failed");
+	CFAttributedStringSetAttribute (attr_string, CFRangeMake (0, chars_len),
+					kCTLanguageAttributeName, lang);
+	CFRelease (lang);
+      }
       CFAttributedStringSetAttribute (attr_string, CFRangeMake (0, chars_len),
 				      kCTFontAttributeName, font_data->ct_font);