1 c22d8e65 2004-03-25 devnull #include <u.h>
 2 21a17ff3 2003-11-25 devnull #include "9term.h"
 3 c22d8e65 2004-03-25 devnull #include <sys/types.h>
 4 8ad51794 2004-03-25 devnull #include <termios.h>
 5 8ad51794 2004-03-25 devnull #include <sys/termios.h>
 6 f1613419 2003-11-25 devnull #include <libutil.h>
 7 c22d8e65 2004-03-25 devnull #include <libc.h>
 8 21a17ff3 2003-11-25 devnull 
 9 21a17ff3 2003-11-25 devnull int
10 8ad51794 2004-03-25 devnull getpts(int fd[], char *slave)
11 21a17ff3 2003-11-25 devnull {
12 8ad51794 2004-03-25 devnull 	return openpty(&fd[1], &fd[0], slave, 0, 0);
13 21a17ff3 2003-11-25 devnull }
14 21a17ff3 2003-11-25 devnull 
15 21a17ff3 2003-11-25 devnull int
16 8ad51794 2004-03-25 devnull childpty(int fd[], char *slave)
17 21a17ff3 2003-11-25 devnull {
18 8ad51794 2004-03-25 devnull 	int sfd;
19 8ad51794 2004-03-25 devnull 
20 8ad51794 2004-03-25 devnull 	close(fd[1]);
21 8ad51794 2004-03-25 devnull 	setsid();
22 8ad51794 2004-03-25 devnull 	sfd = open(slave, ORDWR);
23 8ad51794 2004-03-25 devnull 	if(sfd < 0)
24 8ad51794 2004-03-25 devnull 		sysfatal("open %s: %r\n", slave);
25 8ad51794 2004-03-25 devnull 	if(ioctl(sfd, TIOCSCTTY, 0) < 0)
26 8ad51794 2004-03-25 devnull 		fprint(2, "ioctl TIOCSCTTY: %r\n");
27 8ad51794 2004-03-25 devnull 	return sfd;
28 21a17ff3 2003-11-25 devnull }
29 8ad51794 2004-03-25 devnull 
30 8ad51794 2004-03-25 devnull struct winsize ows;
31 8ad51794 2004-03-25 devnull 
32 8ad51794 2004-03-25 devnull void
33 8ad51794 2004-03-25 devnull updatewinsize(int row, int col, int dx, int dy)
34 8ad51794 2004-03-25 devnull {
35 8ad51794 2004-03-25 devnull 	struct winsize ws;
36 8ad51794 2004-03-25 devnull 
37 8ad51794 2004-03-25 devnull 	ws.ws_row = row;
38 8ad51794 2004-03-25 devnull 	ws.ws_col = col;
39 8ad51794 2004-03-25 devnull 	ws.ws_xpixel = dx;
40 8ad51794 2004-03-25 devnull 	ws.ws_ypixel = dy;
41 8ad51794 2004-03-25 devnull 	if(ws.ws_row != ows.ws_row || ws.ws_col != ows.ws_col)
42 8ad51794 2004-03-25 devnull 	if(ioctl(rcfd[0], TIOCSWINSZ, &ws) < 0)
43 8ad51794 2004-03-25 devnull 		fprint(2, "ioctl: %r\n");
44 8ad51794 2004-03-25 devnull 	ows = ws;
45 8ad51794 2004-03-25 devnull }
46 8ad51794 2004-03-25 devnull