[unix-history] / usr / src / lib / libc / stdio / rewind.c

/* @(#)rewind.c	4.2 (Berkeley) %G% */
#include	<stdio.h>

rewind(iop)
register struct _iobuf *iop;
{
	fflush(iop);
	lseek(fileno(iop), 0L, 0);
	iop->_cnt = 0;
	iop->_ptr = iop->_base;
	iop->_flag &= ~(_IOERR|_IOEOF);
	if (iop->_flag & _IORW)
		iop->_flag &= ~(_IOREAD|_IOWRT);
}
Commit	Line	Data
d8af6b8b	1	/* @(#)rewind.c 4.2 (Berkeley) %G% */
8c222d3d BJ	2	#include <stdio.h>
	3
	4	rewind(iop)
	5	register struct _iobuf *iop;
	6	{
	7	fflush(iop);
	8	lseek(fileno(iop), 0L, 0);
	9	iop->_cnt = 0;
	10	iop->_ptr = iop->_base;
	11	iop->_flag &= ~(_IOERR\|_IOEOF);
d8af6b8b MT	12	if (iop->_flag & _IORW)
d8af6b8b MT	13	iop->_flag &= ~(_IOREAD\|_IOWRT);
8c222d3d	14	}