closefds.c

<B>Digital的Unix操作系统VAX 4.2源码</B>

/* closefds.c - close-up fd:s */

#include "../h/mh.h"
#ifndef	BSD42
#include <stdio.h>
#endif	not BSD42


void	closefds (i)
register int	i;
{
#ifndef	BSD42
    int     nbits = _NFILE;
#else	BSD42
    int     nbits = getdtablesize ();
#endif	BSD42

    for (; i < nbits; i++)
#ifdef	OVERHEAD
	if (i != fd_def && i != fd_ctx)
#endif	OVERHEAD
	    (void) close (i);
}