From cd6819374ce3b338ea935aa871660a981c4ca7e7 Mon Sep 17 00:00:00 2001
From: Hayaki Saito <user@zuse.jp>
Date: Sun, 15 Jun 2014 13:57:03 +0900
Subject: [PATCH] Make sure to rewind after BMP test, to fix broken GIF test

---
 stb_image.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/stb_image.h b/stb_image.h
index 7029f5c..7705046 100644
--- a/stb_image.h
+++ b/stb_image.h
@@ -2897,7 +2897,7 @@ static int stbi__png_info(stbi__context *s, int *x, int *y, int *comp)
 }
 
 // Microsoft/Windows BMP image
-static int stbi__bmp_test(stbi__context *s)
+static int stbi__bmp_test_raw(stbi__context *s)
 {
    int r;
    int sz;
@@ -2909,6 +2909,12 @@ static int stbi__bmp_test(stbi__context *s)
    stbi__get32le(s); // discard data offset
    sz = stbi__get32le(s);
    r = (sz == 12 || sz == 40 || sz == 56 || sz == 108);
+   return r;
+}
+
+static int stbi__bmp_test(stbi__context *s)
+{
+   int r = stbi__bmp_test_raw(s);
    stbi__rewind(s);
    return r;
 }