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Fix bug in login_tty()

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Justine Tunney 2023-10-16 00:40:55 -07:00
parent ed17d3008b
commit a09f62141d
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GPG key ID: BE714B4575D6E328
1 changed files with 3 additions and 3 deletions
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6
libc/runtime/login_tty.c
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@ -53,9 +53,9 @@ int login_tty(int fd) {
errno = e;
// take control of teletypewriter (requires being leader)
if ((rc = sys_ioctl(fd, TIOCSCTTY, 0)) != -1) {
unassert(!sys_dup2(fd, 0, 0));
unassert(!sys_dup2(fd, 1, 0));
unassert(!sys_dup2(fd, 2, 0));
unassert(sys_dup2(fd, 0, 0) == 0);
unassert(sys_dup2(fd, 1, 0) == 1);
unassert(sys_dup2(fd, 2, 0) == 2);
if (fd > 2) {
unassert(!sys_close(fd));
}