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2003-03-13  Ulrich Drepper  <drepper@redhat.com>

	* posix/getconf.c: Recognize POSIX2_SYMLINKS.
	* sysdeps/generic/bits/confname.h: Define _PC_2_SYMLINKS.
	* sysdeps/posix/fpathconf.c: Handle _PC_2_SYMLINKS.
	* sysdeps/posix/pathconf.c: Likewise.
	* sysdeps/unix/sysv/linux/fpathconf.c: Likewise.
	* sysdeps/unix/sysv/linux/pathconf.c: Likewise.
	* sysdeps/unix/sysv/linux/pathconf.h: Define statfs_symlinks.

	* sysdeps/unix/sysv/linux/linux_fsinfo.h: Define some more magic
	words.
This commit is contained in:
Ulrich Drepper
2003-03-14 06:28:45 +00:00
parent 59b28a2e4b
commit 564cd8b67e
12 changed files with 108 additions and 12 deletions
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41
sysdeps/unix/sysv/linux/pathconf.h
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@ -1,5 +1,5 @@
/* Common parts of Linux implementation of pathconf and fpathconf.
Copyright (C) 1991,95,96,98,99,2000,2001,2002 Free Software Foundation, Inc.
Copyright (C) 1991,1995,1996,1998-2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -22,8 +22,8 @@
#include <sys/statfs.h>
#include "linux_fsinfo.h"
/* Used like: return statfs_link_max (__statfs (name, &buf), &buf); */
/* Used like: return statfs_link_max (__statfs (name, &buf), &buf); */
static inline long int
statfs_link_max (int result, const struct statfs *fsbuf)
{
@ -75,8 +75,8 @@ statfs_link_max (int result, const struct statfs *fsbuf)
}
}
/* Used like: return statfs_filesize_max (__statfs (name, &buf), &buf); */
/* Used like: return statfs_filesize_max (__statfs (name, &buf), &buf); */
static inline long int
statfs_filesize_max (int result, const struct statfs *fsbuf)
{
@ -114,3 +114,38 @@ statfs_filesize_max (int result, const struct statfs *fsbuf)
return 32;
}
}
/* Used like: return statfs_link_max (__statfs (name, &buf), &buf); */
static inline long int
statfs_symlinks (int result, const struct statfs *fsbuf)
{
if (result < 0)
{
if (errno == ENOSYS)
/* Not possible, return the default value. */
return 1;
/* Some error occured. */
return -1;
}
switch (fsbuf->f_type)
{
case ADFS_SUPER_MAGIC:
case BFS_MAGIC:
case CRAMFS_MAGIC:
case DEVPTS_SUPER_MAGIC:
case EFS_SUPER_MAGIC:
case EFS_MAGIC:
case MSDOS_SUPER_MAGIC:
case NTFS_SUPER_MAGIC:
case QNX4_SUPER_MAGIC:
case ROMFS_SUPER_MAGIC:
/* No symlink support. */
return 0;
default:
return 1;
}
}