+++ /dev/null
-/* $Id$ */
-
-/* _PDCLIB_fillbuffer( struct _PDCLIB_file_t * stream )
-
- This file is part of the Public Domain C Library (PDCLib).
- Permission is granted to use, modify, and / or redistribute at will.
-*/
-
-/* This is an example implementation of _PDCLIB_fillbuffer() fit for
- use with POSIX kernels.
-*/
-
-#include <stdio.h>
-
-#ifndef REGTEST
-#include <_PDCLIB_glue.h>
-
-#include </usr/include/errno.h>
-
-typedef long ssize_t;
-extern ssize_t read( int fd, void * buf, size_t count );
-
-int _PDCLIB_fillbuffer( struct _PDCLIB_file_t * stream )
-{
- /* No need to handle buffers > INT_MAX, as PDCLib doesn't allow them */
- ssize_t rc = read( stream->handle, stream->buffer, stream->bufsize );
- if ( rc > 0 )
- {
- /* Reading successful. */
- if ( ! ( stream->status & _PDCLIB_FBIN ) )
- {
- /* TODO: Text stream conversion here */
- }
- stream->pos.offset += rc;
- stream->bufend = rc;
- stream->bufidx = 0;
- return 0;
- }
- if ( rc < 0 )
- {
- /* Reading error */
- switch ( errno )
- {
- /* See comments on implementation-defined errno values in
- <_PDCLIB_config.h>.
- */
- case EBADF:
- case EFAULT:
- case EINTR:
- case EINVAL:
- case EIO:
- _PDCLIB_errno = _PDCLIB_ERROR;
- break;
- default:
- /* This should be something like EUNKNOWN. */
- _PDCLIB_errno = _PDCLIB_ERROR;
- break;
- }
- stream->status |= _PDCLIB_ERRORFLAG;
- return EOF;
- }
- /* End-of-File */
- stream->status |= _PDCLIB_EOFFLAG;
- return EOF;
-}
-
-#endif
-
-#ifdef TEST
-#include <_PDCLIB_test.h>
-
-int main( void )
-{
- /* Testing covered by ftell.c */
- return TEST_RESULTS;
-}
-
-#endif
-