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#include <u.h>
#include <termios.h>
#include <sys/termios.h>
#include <libc.h>
#include "term.h"
int
getpts(int fd[], char *slave)
{
fd[1] = open("/dev/ptmx", ORDWR);
if ((grantpt(fd[1]) < 0) || (unlockpt(fd[1]) < 0))
return -1;
fchmod(fd[1], 0622);
strcpy(slave, ptsname(fd[1]));
fd[0] = open(slave, OREAD);
return 0;
}
int
childpty(int fd[], char *slave)
{
int sfd;
close(fd[1]);
setsid();
sfd = open(slave, ORDWR);
if(sfd < 0)
sysfatal("open %s: %r\n", slave);
return sfd;
}
struct winsize ows;
void
updatewinsize(int row, int col, int dx, int dy)
{
struct winsize ws;
ws.ws_row = row;
ws.ws_col = col;
ws.ws_xpixel = dx;
ws.ws_ypixel = dy;
if(ws.ws_row != ows.ws_row || ws.ws_col != ows.ws_col)
if(ioctl(rcfd, TIOCSWINSZ, &ws) < 0)
fprint(2, "ioctl: %r\n");
ows = ws;
}
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