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1 /*
2  * rdgif.c
3  *
4  * Copyright (C) 1991-1997, Thomas G. Lane.
5  * This file is part of the Independent JPEG Group's software.
6  * For conditions of distribution and use, see the accompanying README.ijg
7  * file.
8  *
9  * This file contains routines to read input images in GIF format.
10  *
11  *****************************************************************************
12  * NOTE: to avoid entanglements with Unisys' patent on LZW compression,      *
13  * the ability to read GIF files has been removed from the IJG distribution. *
14  * Sorry about that.                                                         *
15  *****************************************************************************
16  *
17  * We are required to state that
18  *    "The Graphics Interchange Format(c) is the Copyright property of
19  *    CompuServe Incorporated. GIF(sm) is a Service Mark property of
20  *    CompuServe Incorporated."
21  */
22 
23 #include "cdjpeg.h"             /* Common decls for cjpeg/djpeg applications */
24 
25 #ifdef GIF_SUPPORTED
26 
27 /*
28  * The module selection routine for GIF format input.
29  */
30 
31 GLOBAL(cjpeg_source_ptr)
jinit_read_gif(j_compress_ptr cinfo)32 jinit_read_gif(j_compress_ptr cinfo)
33 {
34   fprintf(stderr, "GIF input is unsupported for legal reasons.  Sorry.\n");
35   exit(EXIT_FAILURE);
36   return NULL;                  /* keep compiler happy */
37 }
38 
39 #endif /* GIF_SUPPORTED */
40