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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.
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Copyright (C) 1991,95,96,98,99,2000,2001,2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <unistd.h>
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#include <errno.h>
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#include <sys/statfs.h>
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#include "linux_fsinfo.h"
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/* Used like: return statfs_link_max (__statfs (name, &buf), &buf); */
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static inline long int
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statfs_link_max (int result, const struct statfs *fsbuf)
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{
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if (result < 0)
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{
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if (errno == ENOSYS)
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/* Not possible, return the default value. */
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return LINUX_LINK_MAX;
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/* Some error occured. */
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return -1;
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}
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switch (fsbuf->f_type)
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{
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case EXT2_SUPER_MAGIC:
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return EXT2_LINK_MAX;
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case MINIX_SUPER_MAGIC:
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case MINIX_SUPER_MAGIC2:
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return MINIX_LINK_MAX;
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case MINIX2_SUPER_MAGIC:
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case MINIX2_SUPER_MAGIC2:
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return MINIX2_LINK_MAX;
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case XENIX_SUPER_MAGIC:
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return XENIX_LINK_MAX;
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case SYSV4_SUPER_MAGIC:
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case SYSV2_SUPER_MAGIC:
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return SYSV_LINK_MAX;
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case COH_SUPER_MAGIC:
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return COH_LINK_MAX;
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case UFS_MAGIC:
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case UFS_CIGAM:
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return UFS_LINK_MAX;
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case REISERFS_SUPER_MAGIC:
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return REISERFS_LINK_MAX;
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case XFS_SUPER_MAGIC:
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return XFS_LINK_MAX;
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default:
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return LINUX_LINK_MAX;
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}
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}
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/* Used like: return statfs_filesize_max (__statfs (name, &buf), &buf); */
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static inline long int
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statfs_filesize_max (int result, const struct statfs *fsbuf)
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{
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if (result < 0)
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{
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if (errno == ENOSYS)
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/* Not possible, return the default value. */
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return 32;
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/* Some error occured. */
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return -1;
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}
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switch (fsbuf->f_type)
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{
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case EXT2_SUPER_MAGIC:
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case UFS_MAGIC:
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case UFS_CIGAM:
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case REISERFS_SUPER_MAGIC:
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case XFS_SUPER_MAGIC:
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case SMB_SUPER_MAGIC:
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case NTFS_SUPER_MAGIC:
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case UDF_SUPER_MAGIC:
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case JFS_SUPER_MAGIC:
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return 64;
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case MSDOS_SUPER_MAGIC:
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case JFFS_SUPER_MAGIC:
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case JFFS2_SUPER_MAGIC:
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case NCP_SUPER_MAGIC:
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case ROMFS_SUPER_MAGIC:
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return 32;
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default:
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return 32;
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}
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}
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