From f21c5b6b2788d1ba2073cb4066eedee0de1b249e Mon Sep 17 00:00:00 2001
From: Grigori Goronzy <greg@blackbox>
Date: Sun, 26 Jul 2009 16:03:37 +0200
Subject: Improve message callback API

Instead of passing a pointer to a va_list, pass the va_list itself.
Additionally, use const char for the format string and use names in
the prototype that describe the arguments' meaning.
---
 libass/ass_library.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libass/ass_library.h')

diff --git a/libass/ass_library.h b/libass/ass_library.h
index 85b0842d..e6b37e87 100644
--- a/libass/ass_library.h
+++ b/libass/ass_library.h
@@ -36,7 +36,7 @@ struct ass_library_s {
 
     ass_fontdata_t *fontdata;
     int num_fontdata;
-    void (*msg_callback)(int, char *, va_list *, void *);
+    void (*msg_callback)(int, const char *, va_list, void *);
     void *msg_callback_data;
 };
 
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