* login/pty-private.h: Move to...
	* sysdeps/generic/pty-private.h: ...here.
	* sysdeps/unix/sysv/linux/pty-private.h: New file.  Linux specific
	version.
	* login/programs/pt_chown.c (do_pt_chown): Use unix98_pseudo_p is
	available.
This commit is contained in:
Ulrich Drepper 1999-08-25 06:43:29 +00:00
parent 5c8d1fc0f6
commit ad65970214
4 changed files with 63 additions and 2 deletions

View File

@ -1,5 +1,12 @@
1999-08-24 Ulrich Drepper <drepper@cygnus.com>
* login/pty-private.h: Move to...
* sysdeps/generic/pty-private.h: ...here.
* sysdeps/unix/sysv/linux/pty-private.h: New file. Linux specific
version.
* login/programs/pt_chown.c (do_pt_chown): Use unix98_pseudo_p is
available.
* libio/fileops.c (_IO_new_file_xsputn): Use _IO_OVERFLOW instead
of __overflow.

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@ -109,7 +109,13 @@ do_pt_chown (void)
/* Check that the returned slave pseudo terminal is a
character device. */
if (stat (pty, &st) < 0 || !S_ISCHR(st.st_mode))
if (stat (pty, &st) < 0
#ifdef unix98_pseudo_p
|| ! unix98_pseudo_p (st.st_rdev)
#else
|| !S_ISCHR(st.st_mode)
#endif
)
return FAIL_EINVAL;
/* Get the group ID of the special `tty' group. */

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@ -1,5 +1,5 @@
/* Internal defenitions and declarations for pseudo terminal functions.
Copyright (C) 1998 Free Software Foundation, Inc.
Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998.
@ -30,6 +30,9 @@
/* Path to the helper program that implements `grantpt' in user space. */
#define _PATH_PT_CHOWN LIBEXECDIR "/pt_chown"
/* Test whether given TTY is really a Unix98 pseudo terminal. */
/* #define unix98_pseudo_p(Dev) ... */
/* Exit codes for the helper program. */
enum /* failure modes */
{

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@ -0,0 +1,45 @@
/* Internal defenitions and declarations for pseudo terminal functions.
Copyright (C) 1998, 1999 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _PTY_PRIVATE_H
#define _PTY_PRIVATE_H 1
/* The group slave pseudo terminals belong to. */
#define TTY_GROUP "tty"
/* The file descriptor connected to the master pseudo terminal. */
#define PTY_FILENO 3
/* Path to the helper program that implements `grantpt' in user space. */
#define _PATH_PT_CHOWN LIBEXECDIR "/pt_chown"
/* Test whether given TTY is really a Unix98 pseudo terminal. */
#define unix98_pseudo_p(Dev) ((Dev) >= 136 && (Dev) <= 143)
/* Exit codes for the helper program. */
enum /* failure modes */
{
FAIL_EBADF = 1,
FAIL_EINVAL,
FAIL_EACCES,
FAIL_EXEC
};
#endif /* pty-private.h */