redo contrib notice

[unix-history] / usr / src / usr.bin / window / mloop.c

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 */

#ifndef lint
static char sccsid[] = "@(#)mloop.c	3.16 (Berkeley) %G%";
#endif /* not lint */

#include "defs.h"

mloop()
{
	while (!quit) {
		if (incmd) {
			docmd();
		} else if (wwcurwin->ww_state != WWS_HASPROC) {
			if (!wwcurwin->ww_keepopen)
				closewin(wwcurwin);
			setcmd(1);
			if (wwpeekc() == escapec)
				(void) wwgetc();
			error("Process died.");
		} else {
			register struct ww *w = wwcurwin;
			register char *p;
			register n;

			if (wwibp >= wwibq)
				wwiomux();
			for (p = wwibp; p < wwibq && *p != escapec;
			     p++)
				;
			if ((n = p - wwibp) > 0) {
				if (!w->ww_ispty && w->ww_stopped)
					startwin(w);
				(void) write(w->ww_pty, wwibp, n);
				wwibp = p;
			}
			if (wwpeekc() == escapec) {
				(void) wwgetc();
				setcmd(1);
			}
		}
	}
}