Updating to new OTS repo from https://github.com/khaledhosny/ots.git

src/vhea.cc

Index: src/vhea.cc
diff --git a/src/vhea.cc b/src/vhea.cc
old mode 100644
new mode 100755
index b37b73a7f1f28ff8bf5e0e1d9a569e3d17623bb4..c689a834f0c19e7465b9c1e8fd315f6bfd349480
--- a/src/vhea.cc
+++ b/src/vhea.cc
@@ -9,7 +9,9 @@
 #include "maxp.h"
 
 // vhea - Vertical Header Table
-// http://www.microsoft.com/opentype/otspec/vhea.htm
+// http://www.microsoft.com/typography/otspec/vhea.htm
+
+#define TABLE_NAME "vhea"
 
 namespace ots {
 
@@ -19,15 +21,15 @@ bool ots_vhea_parse(OpenTypeFile *file, const uint8_t *data, size_t length) {
   file->vhea = vhea;
 
   if (!table.ReadU32(&vhea->header.version)) {
-    return OTS_FAILURE();
+    return OTS_FAILURE_MSG("Failed to read version");
   }
   if (vhea->header.version != 0x00010000 &&
       vhea->header.version != 0x00011000) {
-    return OTS_FAILURE();
+    return OTS_FAILURE_MSG("Bad vhea version %x", vhea->header.version);
   }
 
   if (!ParseMetricsHeader(file, &table, &vhea->header)) {
-    return OTS_FAILURE();
+    return OTS_FAILURE_MSG("Failed to parse metrics in vhea");
   }
 
   return true;
@@ -42,8 +44,8 @@ bool ots_vhea_should_serialise(OpenTypeFile *file) {
 }
 
 bool ots_vhea_serialise(OTSStream *out, OpenTypeFile *file) {
-  if (!SerialiseMetricsHeader(out, &file->vhea->header)) {
-    return OTS_FAILURE();
+  if (!SerialiseMetricsHeader(file, out, &file->vhea->header)) {
+    return OTS_FAILURE_MSG("Failed to write vhea metrics");
   }
   return true;
 }
@@ -54,3 +56,4 @@ void ots_vhea_free(OpenTypeFile *file) {
 
 }  // namespace ots
 
+#undef TABLE_NAME