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1999-11-09  Andreas Jaeger  <aj@suse.de>

	* sysdeps/unix/sysv/linux/grantpt.c (grantpt): Add support for devfs.

	* sysdeps/unix/sysv/linux/getpt.c (__getpt): Check for devfs.
	Patch by German Jose Gomez Garcia <german@pinon.ccu.uniovi.es>.

	* sysdeps/unix/sysv/linux/linux_fsinfo.h (DEVFS_SUPER_MAGIC): Added.
This commit is contained in:
Ulrich Drepper 1999-11-17 20:37:54 +00:00
parent eccb7fb492
commit 9c9f3b1785
4 changed files with 23 additions and 4 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
1999-11-09 Andreas Jaeger <aj@suse.de>
* sysdeps/unix/sysv/linux/grantpt.c (grantpt): Add support for devfs.
* sysdeps/unix/sysv/linux/getpt.c (__getpt): Check for devfs.
Patch by German Jose Gomez Garcia <german@pinon.ccu.uniovi.es>.
* sysdeps/unix/sysv/linux/linux_fsinfo.h (DEVFS_SUPER_MAGIC): Added.
1999-11-17 Ulrich Drepper <drepper@cygnus.com> 1999-11-17 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/gnu/netinet/tcp.h: Add TCP_CORK definition. * sysdeps/gnu/netinet/tcp.h: Add TCP_CORK definition.

10
sysdeps/unix/sysv/linux/getpt.c
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@ -27,6 +27,9 @@
/* Constant that identifies the `devpts' filesystem. */ /* Constant that identifies the `devpts' filesystem. */
#define DEVPTS_SUPER_MAGIC 0x1cd1 #define DEVPTS_SUPER_MAGIC 0x1cd1
/* Constant that identifies the `devfs' filesystem. */
#define DEVFS_SUPER_MAGIC 0x1373
/* Path to the master pseudo terminal cloning device. */ /* Path to the master pseudo terminal cloning device. */
#define _PATH_DEVPTMX _PATH_DEV "ptmx" #define _PATH_DEVPTMX _PATH_DEV "ptmx"
/* Directory containing the UNIX98 pseudo terminals. */ /* Directory containing the UNIX98 pseudo terminals. */
@ -50,10 +53,13 @@ __getpt (void)
struct statfs fsbuf; struct statfs fsbuf;
static int devpts_mounted; static int devpts_mounted;
/* Check that the /dev/pts filesystem is mounted. */ /* Check that the /dev/pts filesystem is mounted
or if /dev is a devfs filesystem (this implies /dev/pts). */
if (devpts_mounted if (devpts_mounted
|| (__statfs (_PATH_DEVPTS, &fsbuf) == 0 || (__statfs (_PATH_DEVPTS, &fsbuf) == 0
&& fsbuf.f_type == DEVPTS_SUPER_MAGIC)) && fsbuf.f_type == DEVPTS_SUPER_MAGIC)
|| (__statfs (_PATH_DEV, &fsbuf) == 0
&& fsbuf.f_type == DEVFS_SUPER_MAGIC))
{ {
/* Everything is ok. */ /* Everything is ok. */
devpts_mounted = 1; devpts_mounted = 1;

7
sysdeps/unix/sysv/linux/grantpt.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1998 Free Software Foundation, Inc. /* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -23,6 +23,9 @@
/* Constant that identifies the `devpts' filesystem. */ /* Constant that identifies the `devpts' filesystem. */
#define DEVPTS_SUPER_MAGIC 0x1cd1 #define DEVPTS_SUPER_MAGIC 0x1cd1
/* Constant that identifies the `devfs' filesystem. */
#define DEVFS_SUPER_MAGIC 0x1373
/* Prototype for function that changes ownership and access permission /* Prototype for function that changes ownership and access permission
for slave pseudo terminals that do not live on a `devpts' for slave pseudo terminals that do not live on a `devpts'
filesystem. */ filesystem. */
@ -54,7 +57,7 @@ grantpt (int fd)
/* If the slave pseudo terminal lives on a `devpts' filesystem, the /* If the slave pseudo terminal lives on a `devpts' filesystem, the
ownership and access permission are already set. */ ownership and access permission are already set. */
if (fsbuf.f_type == DEVPTS_SUPER_MAGIC) if (fsbuf.f_type == DEVPTS_SUPER_MAGIC || fsbuf.f_type == DEVFS_SUPER_MAGIC)
return 0; return 0;
return __unix_grantpt (fd); return __unix_grantpt (fd);

1
sysdeps/unix/sysv/linux/linux_fsinfo.h
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@ -29,6 +29,7 @@
#define BFS_MAGIC 0x1BADFACE #define BFS_MAGIC 0x1BADFACE
#define CODA_SUPER_MAGIC 0x73757245 #define CODA_SUPER_MAGIC 0x73757245
#define DEVPTS_SUPER_MAGIC 0x1cd1 #define DEVPTS_SUPER_MAGIC 0x1cd1
#define DEVFS_SUPER_MAGIC 0x1373
#define EFS_SUPER_MAGIC 0x414A53 #define EFS_SUPER_MAGIC 0x414A53
#define EXT2_SUPER_MAGIC 0xef53 #define EXT2_SUPER_MAGIC 0xef53
#define HPFS_SUPER_MAGIC 0xf995e849 #define HPFS_SUPER_MAGIC 0xf995e849