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- /* flush.c (emx+gcc) -- Copyright (c) 1990-1993 by Eberhard Mattes */
-
- #include <sys/emx.h>
- #include <stdio.h>
- #include <io.h>
- #include <fcntl.h>
- #include <errno.h>
-
- int _flush (int c, FILE *stream)
- {
- if (!(stream->flags & _IOOPEN) || stream->flush == NULL)
- {
- errno = EACCES;
- return (EOF);
- }
- if (stream->flags & _IOREAD) /* File in read mode? */
- {
- stream->flags |= _IOERR;
- errno = EACCES;
- return (EOF);
- }
- if (stream->flush (stream, (unsigned char)c) != 0)
- return (EOF);
- return ((unsigned char)c);
- }
-