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* include/stdlib.h: Add __posix_openpt declaration.
	* stdlib/stdlib.h: Add posix_openpt declaration.
	* login/Versions: Add posix_openpt for GLIBC_2.2.1.
	* sysdeps/generic/getpt.c: Define posix_openpt.
	* sysdeps/unix/bsd/getpt.c: Likewise.
	* sysdeps/unix/sysv/linux/getpt.c: Likewise.
This commit is contained in:
Ulrich Drepper
2001-01-09 01:59:17 +00:00
parent 354e6102a1
commit 0101a56fd6
7 changed files with 68 additions and 9 deletions
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24
sysdeps/unix/sysv/linux/getpt.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
/* Copyright (C) 1998, 1999, 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998.
@ -36,14 +36,15 @@ int __bsd_getpt (void);
/* Open a master pseudo terminal and return its file descriptor. */
int
__getpt (void)
__posix_openpt (oflag)
int oflag;
{
static int have_no_dev_ptmx;
int fd;
if (!have_no_dev_ptmx)
{
fd = __open (_PATH_DEVPTMX, O_RDWR);
fd = __open (_PATH_DEVPTMX, oflag);
if (fd != -1)
{
struct statfs fsbuf;
@ -54,7 +55,7 @@ __getpt (void)
if (devpts_mounted
|| (__statfs (_PATH_DEVPTS, &fsbuf) == 0
&& fsbuf.f_type == DEVPTS_SUPER_MAGIC)
|| (__statfs (_PATH_DEV, &fsbuf) == 0
|| (__statfs (_PATH_DEV, &fsbuf) == 0
&& fsbuf.f_type == DEVFS_SUPER_MAGIC))
{
/* Everything is ok. */
@ -76,11 +77,24 @@ __getpt (void)
}
}
return __bsd_getpt ();
return -1;
}
weak_alias (__posix_openpt, posix_openpt)
int
__getpt (void)
{
int fd = __posix_openpt (O_RDWR);
if (fd == -1)
fd = __bsd_getpt ();
return fd;
}
#define PTYNAME1 "pqrstuvwxyzabcde";
#define PTYNAME2 "0123456789abcdef";
#define __getpt __bsd_getpt
#define HAVE_POSIX_OPENPT
#include <sysdeps/unix/bsd/getpt.c>