diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/pathconf.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/pathconf.c | 76 |
1 files changed, 11 insertions, 65 deletions
diff --git a/sysdeps/unix/sysv/linux/pathconf.c b/sysdeps/unix/sysv/linux/pathconf.c index 8f21b241cc..50a4b3ada4 100644 --- a/sysdeps/unix/sysv/linux/pathconf.c +++ b/sysdeps/unix/sysv/linux/pathconf.c @@ -1,5 +1,5 @@ -/* Linux specific extensions to pathconf. - Copyright (C) 1991,95,96,98,99,2000,2001 Free Software Foundation, Inc. +/* Get file-specific information about a file. Linux version. + 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 @@ -17,78 +17,24 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <errno.h> -#include <unistd.h> -#include <limits.h> -#include <sys/statfs.h> +#include "pathconf.h" -#include "linux_fsinfo.h" +static long int posix_pathconf (const char *file, int name); - -/* The Linux kernel header mentioned this as a kind of generic value. */ -#define LINUX_LINK_MAX 127 - -static long int posix_pathconf (const char *path, int name); +/* Define this first, so it can be inlined. */ +#define __pathconf static posix_pathconf +#include <sysdeps/posix/pathconf.c> -/* Get file-specific information about descriptor FD. */ +/* Get file-specific information about FILE. */ long int -__pathconf (path, name) - const char *path; - int name; +__pathconf (const char *file, int name) { if (name == _PC_LINK_MAX) { struct statfs fsbuf; - - /* Determine the filesystem type. */ - if (__statfs (path, &fsbuf) < 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; - - default: - return LINUX_LINK_MAX; - } + return statfs_link_max (__statfs (file, &fsbuf), &fsbuf); } - return posix_pathconf (path, name); + return posix_pathconf (file, name); } - -#define __pathconf static posix_pathconf -#include <sysdeps/posix/pathconf.c> |