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#include <pty.h>
#include <unistd.h>
int forkpty(int *m, char *name, const struct termios *tio, const struct winsize *ws)
{
int s;
pid_t pid;
if (openpty(m, &s, name, tio, ws) < 0) return -1;
pid = fork();
if (!pid) {
close(*m);
dup2(s, 0);
dup2(s, 1);
dup2(s, 2);
close(s);
return 0;
}
close(s);
if (pid < 0) close(*m);
return pid;
}
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