include/asm-mips/namei.h

   1 /*
   2  * linux/include/asm-mips/namei.h
   3  *
   4  * Included from linux/fs/namei.c
   5  *
   6  * $Id: namei.h,v 1.10 1998/10/28 08:13:24 jj Exp $
   7  */
   8 #ifndef __ASM_MIPS_NAMEI_H
   9 #define __ASM_MIPS_NAMEI_H
  10
  11 #include <linux/config.h>
  12
  13 /* Only one at this time. */
  14 #define IRIX32_EMUL "usr/gnemul/irix/"
  15
  16 static inline struct dentry *
  17 __mips_lookup_dentry(const char *name, int lookup_flags)
  18 {
  19         struct dentry *base;
  20
  21         if (current->personality != PER_IRIX32)
  22                 return ERR_PTR(-ENOENT);
  23
  24         base = lookup_dentry (IRIX32_EMUL,
  25                         dget (current->fs->root),
  26                         (LOOKUP_FOLLOW | LOOKUP_DIRECTORY));
  27
  28         if (IS_ERR (base)) return base;
  29
  30         base = lookup_dentry (name, base, lookup_flags);
  31
  32         if (IS_ERR (base)) return base;
  33
  34         if (!base->d_inode) {
  35                 dput(base);
  36                 return ERR_PTR(-ENOENT);
  37         }
  38
  39         return base;
  40 }
  41
  42 #ifdef CONFIG_BINFMT_IRIX
  43
  44 #define __prefix_lookup_dentry(name, lookup_flags)                              \
  45         dentry = __mips_lookup_dentry (name, lookup_flags);                     \
  46         if (!IS_ERR (dentry)) return dentry;
  47
  48 #else /* !defined(CONFIG_BINFMT_IRIX) */
  49
  50 #define __prefix_lookup_dentry(name, lookup_flags) \
  51         do {} while (0)
  52
  53 #endif /* !defined(CONFIG_BINFMT_IRIX) */
  54
  55 #endif /* __ASM_MIPS_NAMEI_H */