diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/bsd/unlockpt.c')
-rw-r--r-- | REORG.TODO/sysdeps/unix/bsd/unlockpt.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/bsd/unlockpt.c b/REORG.TODO/sysdeps/unix/bsd/unlockpt.c new file mode 100644 index 0000000000..7388c98523 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/bsd/unlockpt.c @@ -0,0 +1,36 @@ +/* Copyright (C) 1998-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <paths.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + + +/* Unlock the slave pseudo terminal associated with the master pseudo + terminal specified by FD. */ +int +unlockpt (int fd) +{ + char buf[sizeof (_PATH_TTY) + 2]; + + /* BSD doesn't have a lock, but it does have `revoke'. */ + if (__ptsname_r (fd, buf, sizeof (buf))) + return -1; + return revoke (buf); +} |