mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
69c708edbc
(statfs_filesize_max): New function. * sysdeps/unix/sysv/linux/linux_fsinfo.h (JFFS_SUPER_MAGIC, JFFS2_SUPER_MAGIC, JFS_SUPER_MAGIC, NTFS_SUPER_MAGIC, ROMFS_SUPER_MAGIC, UDF_SUPER_MAGIC): Define. * sysdeps/unix/sysv/linux/fpathconf.c (__fpathconf): Use statfs_filesize_max. * sysdeps/unix/sysv/linux/pathconf.c (__pathconf): Likewise. * sysdeps/unix/sysv/linux/alpha/fpathconf.c: Removed. * sysdeps/unix/sysv/linux/alpha/pathconf.c: Removed.
117 lines
2.8 KiB
C
117 lines
2.8 KiB
C
/* Common parts of Linux implementation of pathconf and fpathconf.
|
|
Copyright (C) 1991,95,96,98,99,2000,2001,2002 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
|
|
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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <unistd.h>
|
|
#include <errno.h>
|
|
#include <sys/statfs.h>
|
|
#include "linux_fsinfo.h"
|
|
|
|
/* Used like: return statfs_link_max (__statfs (name, &buf), &buf); */
|
|
|
|
static inline long int
|
|
statfs_link_max (int result, const struct statfs *fsbuf)
|
|
{
|
|
if (result < 0)
|
|
{
|
|
if (errno == ENOSYS)
|
|
/* Not possible, return the default value. */
|
|
return LINUX_LINK_MAX;
|
|
|
|
/* Some error occured. */
|
|
return -1;
|
|
}
|
|
|
|
switch (fsbuf->f_type)
|
|
{
|
|
case EXT2_SUPER_MAGIC:
|
|
return EXT2_LINK_MAX;
|
|
|
|
case MINIX_SUPER_MAGIC:
|
|
case MINIX_SUPER_MAGIC2:
|
|
return MINIX_LINK_MAX;
|
|
|
|
case MINIX2_SUPER_MAGIC:
|
|
case MINIX2_SUPER_MAGIC2:
|
|
return MINIX2_LINK_MAX;
|
|
|
|
case XENIX_SUPER_MAGIC:
|
|
return XENIX_LINK_MAX;
|
|
|
|
case SYSV4_SUPER_MAGIC:
|
|
case SYSV2_SUPER_MAGIC:
|
|
return SYSV_LINK_MAX;
|
|
|
|
case COH_SUPER_MAGIC:
|
|
return COH_LINK_MAX;
|
|
|
|
case UFS_MAGIC:
|
|
case UFS_CIGAM:
|
|
return UFS_LINK_MAX;
|
|
|
|
case REISERFS_SUPER_MAGIC:
|
|
return REISERFS_LINK_MAX;
|
|
|
|
case XFS_SUPER_MAGIC:
|
|
return XFS_LINK_MAX;
|
|
|
|
default:
|
|
return LINUX_LINK_MAX;
|
|
}
|
|
}
|
|
|
|
/* Used like: return statfs_filesize_max (__statfs (name, &buf), &buf); */
|
|
|
|
static inline long int
|
|
statfs_filesize_max (int result, const struct statfs *fsbuf)
|
|
{
|
|
if (result < 0)
|
|
{
|
|
if (errno == ENOSYS)
|
|
/* Not possible, return the default value. */
|
|
return 32;
|
|
|
|
/* Some error occured. */
|
|
return -1;
|
|
}
|
|
|
|
switch (fsbuf->f_type)
|
|
{
|
|
case EXT2_SUPER_MAGIC:
|
|
case UFS_MAGIC:
|
|
case UFS_CIGAM:
|
|
case REISERFS_SUPER_MAGIC:
|
|
case XFS_SUPER_MAGIC:
|
|
case SMB_SUPER_MAGIC:
|
|
case NTFS_SUPER_MAGIC:
|
|
case UDF_SUPER_MAGIC:
|
|
case JFS_SUPER_MAGIC:
|
|
return 64;
|
|
|
|
case MSDOS_SUPER_MAGIC:
|
|
case JFFS_SUPER_MAGIC:
|
|
case JFFS2_SUPER_MAGIC:
|
|
case NCP_SUPER_MAGIC:
|
|
case ROMFS_SUPER_MAGIC:
|
|
return 32;
|
|
|
|
default:
|
|
return 32;
|
|
}
|
|
}
|