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      1 /*****************************************************************************
      2 
      3 gif_err.c - handle error reporting for the GIF library.
      4 
      5 ****************************************************************************/
      6 
      7 #include <stdio.h>
      8 
      9 #include "gif_lib.h"
     10 #include "gif_lib_private.h"
     11 
     12 /*****************************************************************************
     13  Return a string description of  the last GIF error
     14 *****************************************************************************/
     15 char *
     16 GifErrorString(int ErrorCode)
     17 {
     18     char *Err;
     19 
     20     switch (ErrorCode) {
     21       case E_GIF_ERR_OPEN_FAILED:
     22         Err = "Failed to open given file";
     23         break;
     24       case E_GIF_ERR_WRITE_FAILED:
     25         Err = "Failed to write to given file";
     26         break;
     27       case E_GIF_ERR_HAS_SCRN_DSCR:
     28         Err = "Screen descriptor has already been set";
     29         break;
     30       case E_GIF_ERR_HAS_IMAG_DSCR:
     31         Err = "Image descriptor is still active";
     32         break;
     33       case E_GIF_ERR_NO_COLOR_MAP:
     34         Err = "Neither global nor local color map";
     35         break;
     36       case E_GIF_ERR_DATA_TOO_BIG:
     37         Err = "Number of pixels bigger than width * height";
     38         break;
     39       case E_GIF_ERR_NOT_ENOUGH_MEM:
     40         Err = "Failed to allocate required memory";
     41         break;
     42       case E_GIF_ERR_DISK_IS_FULL:
     43         Err = "Write failed (disk full?)";
     44         break;
     45       case E_GIF_ERR_CLOSE_FAILED:
     46         Err = "Failed to close given file";
     47         break;
     48       case E_GIF_ERR_NOT_WRITEABLE:
     49         Err = "Given file was not opened for write";
     50         break;
     51       case D_GIF_ERR_OPEN_FAILED:
     52         Err = "Failed to open given file";
     53         break;
     54       case D_GIF_ERR_READ_FAILED:
     55         Err = "Failed to read from given file";
     56         break;
     57       case D_GIF_ERR_NOT_GIF_FILE:
     58         Err = "Data is not in GIF format";
     59         break;
     60       case D_GIF_ERR_NO_SCRN_DSCR:
     61         Err = "No screen descriptor detected";
     62         break;
     63       case D_GIF_ERR_NO_IMAG_DSCR:
     64         Err = "No Image Descriptor detected";
     65         break;
     66       case D_GIF_ERR_NO_COLOR_MAP:
     67         Err = "Neither global nor local color map";
     68         break;
     69       case D_GIF_ERR_WRONG_RECORD:
     70         Err = "Wrong record type detected";
     71         break;
     72       case D_GIF_ERR_DATA_TOO_BIG:
     73         Err = "Number of pixels bigger than width * height";
     74         break;
     75       case D_GIF_ERR_NOT_ENOUGH_MEM:
     76         Err = "Failed to allocate required memory";
     77         break;
     78       case D_GIF_ERR_CLOSE_FAILED:
     79         Err = "Failed to close given file";
     80         break;
     81       case D_GIF_ERR_NOT_READABLE:
     82         Err = "Given file was not opened for read";
     83         break;
     84       case D_GIF_ERR_IMAGE_DEFECT:
     85         Err = "Image is defective, decoding aborted";
     86         break;
     87       case D_GIF_ERR_EOF_TOO_SOON:
     88         Err = "Image EOF detected before image complete";
     89         break;
     90       default:
     91         Err = NULL;
     92         break;
     93     }
     94     return Err;
     95 }
     96 
     97 /* end */
     98