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José David Guillén
2021-09-08 21:26:43 +02:00
commit 37dffcdec3
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G/LIB/GIF_ERR.C Normal file
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/*****************************************************************************
* "Gif-Lib" - Yet another gif library. *
* *
* Written by: Gershon Elber IBM PC Ver 0.1, Jun. 1989 *
******************************************************************************
* Handle error reporting for the GIF library. *
******************************************************************************
* History: *
* 17 Jun 89 - Version 1.0 by Gershon Elber. *
*****************************************************************************/
#include <stdio.h>
#include "gif_lib.h"
#define PROGRAM_NAME "GIF_LIBRARY"
int _GifError = 0;
#ifdef SYSV
static char *VersionStr =
"Gif library module,\t\tGershon Elber\n\
(C) Copyright 1989 Gershon Elber, Non commercial use only.\n";
#else
static char *VersionStr =
PROGRAM_NAME
" IBMPC "
GIF_LIB_VERSION
" Gershon Elber, "
__DATE__ ", " __TIME__ "\n"
"(C) Copyright 1989 Gershon Elber, Non commercial use only.\n";
#endif /* SYSV */
/*****************************************************************************
* Return the last GIF error (0 if none) and reset the error. *
*****************************************************************************/
int GifLastError(void)
{
int i = _GifError;
_GifError = 0;
return i;
}
/*****************************************************************************
* Print the last GIF error to stderr. *
*****************************************************************************/
void PrintGifError(void)
{
char *Err;
switch(_GifError) {
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 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 = "#Pixels bigger than Width * Height";
break;
case E_GIF_ERR_NOT_ENOUGH_MEM:
Err = "Fail 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 = "Given file is NOT GIF file";
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 = "#Pixels bigger than Width * Height";
break;
case D_GIF_ERR_NOT_ENOUGH_MEM:
Err = "Fail 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;
}
if (Err != NULL)
fprintf(stderr, "\nGIF-LIB error: %s.\n", Err);
else
fprintf(stderr, "\nGIF-LIB undefined error %d.\n", _GifError);
}