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