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#include <stdlib.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <fcntl.h>
#include <errno.h>
#include "syscall.h"
int posix_openpt(int flags)
{
return open("/dev/ptmx", flags);
}
int grantpt(int fd)
{
return 0;
}
int unlockpt(int fd)
{
int unlock = 0;
return ioctl(fd, TIOCSPTLCK, &unlock);
}
int __ptsname_r(int fd, char *buf, size_t len)
{
int pty, err;
if (!buf) len = 0;
if ((err = __syscall(SYS_ioctl, fd, TIOCGPTN, &pty))) return -err;
if (snprintf(buf, len, "/dev/pts/%d", pty) >= len) return ERANGE;
return 0;
}
weak_alias(__ptsname_r, ptsname_r);
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