unitbksp.c File Reference

#include <errno.h>
#include <foreign.h>
#include <liberrno.h>
#include "fio.h"

Include dependency graph for unitbksp.c:

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Defines
#define	LIBFSEEK   fseek
#define	LIBFTELL   ftell
#define	FTELLZERO   0L
Typedefs
typedef long	_ftelltype
Functions
int	_unit_bksp (unit *cup)

---

Define Documentation

#define FTELLZERO   0L

Definition at line 53 of file unitbksp.c.

Referenced by _unit_bksp().

#define LIBFSEEK   fseek

Definition at line 51 of file unitbksp.c.

Referenced by _unit_bksp().

#define LIBFTELL   ftell

Definition at line 52 of file unitbksp.c.

Referenced by _unit_bksp().

---

Typedef Documentation

typedef long _ftelltype

Definition at line 50 of file unitbksp.c.

---

Function Documentation

int _unit_bksp

(

unit *

cup

)

Definition at line 69 of file unitbksp.c.

References _unit_trunc(), DT_NONE, FP::fdc, FEBKSPIV, FEBSPNRD, FEINTFST, FEINTUNK, FEMIXAUX, FENOBKPI, FENOBKSP, FS_AUX, FS_BIN, FS_FDC, FS_TEXT, FTELLZERO, LIBFSEEK, LIBFTELL, ret, STD, FP::std, ffsw::sw_error, tbuf, TBUFSZB, unit_s::uend, unit_s::uffsw, unit_s::ufmt, unit_s::ufp, unit_s::ufs, unit_s::ulastyp, unit_s::urecpos, unit_s::useek, unit_s::useq, unit_s::uspcproc, unit_s::utrunc, unit_s::uwrt, and WAITIO.

Referenced by _BACK(), _f_open(), _FWF(), and _FWN().

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