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- /* tell.c (emx+gcc) -- Copyright (c) 1990-1993 by Eberhard Mattes */
-
- #include <sys/emx.h>
- #include <io.h>
- #include <errno.h>
-
- long tell (int handle)
- {
- long n;
-
- if (handle < 0 || handle >= _nfiles)
- {
- errno = EBADF;
- return (-1L);
- }
- n = (long)__lseek (handle, 0L, SEEK_CUR);
- if (n == -1)
- return (n);
- if (_lookahead[handle] >= 0)
- --n;
- return (n);
- }
-