blob: 03d02ee7f0e232605a239a5fd1ca4a3344c4a40b [file] [log] [blame]
#include <stdlib.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <fcntl.h>
#include <errno.h>
#include "libc.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);