From 69b31441cf7e0b6b18a4bdb845f85958b7ad52f1 Mon Sep 17 00:00:00 2001
From: oliskoli <oliskoli>
Date: Fri, 5 Sep 2008 19:09:24 +0000
Subject: [PATCH] gbfile: Tweak unicode check 'gbfunicode'.

---
 gbfile.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/gbfile.c b/gbfile.c
index 554c4b641..83a87dd73 100644
--- a/gbfile.c
+++ b/gbfile.c
@@ -938,25 +938,24 @@ gbfunicode(gbfile *file)
 		
 		file->unicode_checked = 1;
 		
+		pos = gbftell(file);
+		gbfrewind(file);
+
 		c = gbfgetc(file);
 		if (c == EOF) return 0;
 		
 		if ((c != 0xFE) && (c != 0xFF)) {
-			gbfungetc(c, file);
+			if (pos) gbfseek(file, pos, SEEK_SET);
 			return 0;
 		}
-		
-		pos = gbftell(file);
-		gbfrewind(file);
 		c = c | (gbfgetc(file) << 8);
 		
 		if (c == 0xFEFF) file->big_endian = 0;
 		else if (c == 0xFFFE) file->big_endian = 1;
 		else {
-			gbfseek(file, pos, SEEK_SET);
+			if (pos) gbfseek(file, pos, SEEK_SET);
 			return 0;
 		}
-
 		file->unicode = 1;
 		if (pos != 0) gbfseek(file, pos, SEEK_SET);
 	}
-- 
2.30.2