/*****************************************************************************

gif_err.c - handle error reporting for the GIF library.

****************************************************************************/

// SPDX-License-Identifier: MIT

// SPDX-File-Copyright-Txt: (C) Copyright 1989 Gershon Elber

#include <stdio.h>

#include "gif_lib.h"

#include "gif_lib_private.h"

/*****************************************************************************

 Return a string description of  the last GIF error

*****************************************************************************/

const char *GifErrorString(int ErrorCode) {

  const char *Err;

  switch (ErrorCode) {

  case E_GIF_ERR_OPEN_FAILED:

    Err = "Failed to open given file";

    break;

  case E_GIF_ERR_WRITE_FAILED:

    Err = "Failed to write to given file";

    break;

  case E_GIF_ERR_HAS_SCRN_DSCR:

    Err = "Screen descriptor has already been set";

    break;

  case E_GIF_ERR_HAS_IMAG_DSCR:

    Err = "Image descriptor is still active";

    break;

  case E_GIF_ERR_NO_COLOR_MAP:

    Err = "Neither global nor local color map";

    break;

  case E_GIF_ERR_DATA_TOO_BIG:

    Err = "Number of pixels bigger than width * height";

    break;

  case E_GIF_ERR_NOT_ENOUGH_MEM:

    Err = "Failed to allocate required memory";

    break;

  case E_GIF_ERR_DISK_IS_FULL:

    Err = "Write failed (disk full?)";

    break;

  case E_GIF_ERR_CLOSE_FAILED:

    Err = "Failed to close given file";

    break;

  case E_GIF_ERR_NOT_WRITEABLE:

    Err = "Given file was not opened for write";

    break;

  case D_GIF_ERR_OPEN_FAILED:

    Err = "Failed to open given file";

    break;

  case D_GIF_ERR_READ_FAILED:

    Err = "Failed to read from given file";

    break;

  case D_GIF_ERR_NOT_GIF_FILE:

    Err = "Data is not in GIF format";

    break;

  case D_GIF_ERR_NO_SCRN_DSCR:

    Err = "No screen descriptor detected";

    break;

  case D_GIF_ERR_NO_IMAG_DSCR:

    Err = "No Image Descriptor detected";

    break;

  case D_GIF_ERR_NO_COLOR_MAP:

    Err = "Neither global nor local color map";

    break;

  case D_GIF_ERR_WRONG_RECORD:

    Err = "Wrong record type detected";

    break;

  case D_GIF_ERR_DATA_TOO_BIG:

    Err = "Number of pixels bigger than width * height";

    break;

  case D_GIF_ERR_NOT_ENOUGH_MEM:

    Err = "Failed to allocate required memory";

    break;

  case D_GIF_ERR_CLOSE_FAILED:

    Err = "Failed to close given file";

    break;

  case D_GIF_ERR_NOT_READABLE:

    Err = "Given file was not opened for read";

    break;

  case D_GIF_ERR_IMAGE_DEFECT:

    Err = "Image is defective, decoding aborted";

    break;

  case D_GIF_ERR_EOF_TOO_SOON:

    Err = "Image EOF detected before image complete";

    break;

  default:

    Err = NULL;

    break;

  }

  return Err;

}

/* end */