From eb9798ef733da53e69966054b67752cd8937eb7b Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Tue, 18 Jun 2019 13:29:55 -0700
Subject: [PATCH] [config] Dont' compile buffer message API if
 HB_NO_BUFFER_MESSAGE

Part of https://github.com/harfbuzz/harfbuzz/issues/1652
---
 src/hb-buffer.cc | 2 ++
 src/hb-buffer.hh | 5 ++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/hb-buffer.cc b/src/hb-buffer.cc
index 5dd83fc..d1dbd07 100644
--- a/src/hb-buffer.cc
+++ b/src/hb-buffer.cc
@@ -1993,6 +1993,7 @@ hb_buffer_diff (hb_buffer_t *buffer,
  * Debugging.
  */
 
+#ifndef HB_NO_BUFFER_MESSAGE
 /**
  * hb_buffer_set_message_func:
  * @buffer: an #hb_buffer_t.
@@ -2030,3 +2031,4 @@ hb_buffer_t::message_impl (hb_font_t *font, const char *fmt, va_list ap)
   vsnprintf (buf, sizeof (buf), fmt, ap);
   return (bool) this->message_func (this, font, buf, this->message_data);
 }
+#endif
diff --git a/src/hb-buffer.hh b/src/hb-buffer.hh
index 9aae38d..bc0c7ed 100644
--- a/src/hb-buffer.hh
+++ b/src/hb-buffer.hh
@@ -124,7 +124,9 @@ struct hb_buffer_t
   unsigned int context_len[2];
 
   /* Debugging API */
+#ifndef HB_NO_BUFFER_MESSAGE
   hb_buffer_message_func_t message_func;
+#endif
   void *message_data;
   hb_destroy_func_t message_destroy;
 
@@ -351,8 +353,9 @@ struct hb_buffer_t
   {
 #ifdef HB_NO_BUFFER_MESSAGE
     return false;
-#endif
+#else
     return unlikely (message_func);
+#endif
   }
   bool message (hb_font_t *font, const char *fmt, ...) HB_PRINTF_FUNC(3, 4)
   {
-- 
2.7.4