/*- * Copyright (c) 1980, 1993 * The Regents of the University of California. All rights reserved. * * This module is believed to contain source code proprietary to AT&T. * Use and redistribution is subject to the Berkeley Software License * Agreement and your Software Agreement with AT&T (Western Electric). */ #ifndef lint static char sccsid[] = "@(#)open.c 8.1 (Berkeley) 6/4/93"; #endif /* not lint */ #include <sgtty.h> #include "hp2648.h" int shakehands; int currentx; int currenty; int buffcount; int fildes; float lowx; float lowy; float scalex; float scaley; struct sgttyb sarg; openpl() { if ( isatty(fileno( stdout )) ) { shakehands = TRUE; fildes = open(TERMINAL, 0); gtty(fildes, &sarg); sarg.sg_flags = sarg.sg_flags | RAW; stty(fildes, &sarg); sarg.sg_flags = sarg.sg_flags & ~RAW; } else { shakehands = FALSE; } buffcount = 0; currentx = 0; currenty = 0; buffready(8); putchar(ESC); putchar(GRAPHIC); putchar(DISPLAY); putchar('c'); putchar(ESC); putchar(GRAPHIC); putchar(PLOT); putchar(BINARY); space(0,0,720,360); }