glibc/sysdeps/unix/sysv/linux/getpt.c
Florian Weimer 8d1f854d60 login: Hidden prototypes for _getpt, __ptsname_r, grantpt, unlockpt
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2021-06-30 07:28:12 +02:00

43 lines
1.3 KiB
C

/* Copyright (C) 1998-2021 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
<https://www.gnu.org/licenses/>. */
#include <fcntl.h>
#include <unistd.h>
#include <paths.h>
#include <stdlib.h>
/* Path to the master pseudo terminal cloning device. */
#define _PATH_DEVPTMX _PATH_DEV "ptmx"
/* Open a master pseudo terminal and return its file descriptor. */
int
__posix_openpt (int oflag)
{
return __open (_PATH_DEVPTMX, oflag);
}
weak_alias (__posix_openpt, posix_openpt)
int
__getpt (void)
{
return __posix_openpt (O_RDWR);
}
libc_hidden_def (__getpt)
weak_alias (__getpt, getpt)