Lines Matching defs:ptmx
27 int ptmx, pts;
31 ptmx = SAFE_OPEN("/dev/ptmx", O_WRONLY);
33 if (tcgetattr(ptmx, &io) != 0)
38 TEST(tcsetattr(ptmx, TCSANOW, &io));
45 if (unlockpt(ptmx) != 0)
48 pts = SAFE_OPEN(ptsname(ptmx), O_RDONLY);
49 /* write newline to ptmx to avoid read() on pts to block */
50 SAFE_WRITE(SAFE_WRITE_ALL, ptmx, "A\n", 2);
56 SAFE_CLOSE(ptmx);