#include <stdio.h>
#include <fcntl.h>

/* int console;
int in,out;	?* old standard input and standard output */
int std_save(files)
	int files[3];
{
	if (-1 == (files[2] = open("con",O_RDWR)))
	{
		perror("sh : can't open console");
		return -1;
	}
	files[0] = dup(0);
	files[1] = dup(1);
	fdup(files[2],0);
	fdup(files[2],1);
	fdup(files[2],2);
	return 0;
}

void 
std_restore(files)
	int files[3];
{
	fdup(files[0],0);
	fdup(files[1],1);
	close(files[0]);
	close(files[1]);
	close(files[2]);
}