2021-10-11 18:37:13 -03:00

36 lines
633 B
C

/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
#ifndef lint
static char sccsid[] = "@(#)open.c 1.1 94/10/31 SMI"; /* from UCB 5.2 4/30/85 */
#endif not lint
/*
* Displays plot files on a BBN bitgraph terminal.
*/
#include <signal.h>
#include "bg.h"
int currentx = 0;
int currenty = 0;
double lowx = 0.0;
double lowy = 0.0;
double scale = 1.0;
openpl()
{
int closepl();
/* catch interupts */
signal(SIGINT, closepl);
currentx = 0;
currenty = 0;
space(0, 0, XMAX, YMAX);
}