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- /* dup.c (emx+gcc) -- Copyright (c) 1992-1993 by Eberhard Mattes */
-
- #include <sys/emx.h>
- #include <io.h>
- #include <errno.h>
-
- int dup (int handle)
- {
- int new;
-
- new = __dup (handle);
- if (new < 0)
- return (new);
- if (new >= _nfiles)
- {
- __close (new);
- errno = EMFILE;
- return (-1);
- }
- _files[new] = _files[handle];
- _lookahead[new] = _lookahead[handle];
- return (new);
- }
-