diff options
Diffstat (limited to 'include/asm-sparc64/namei.h')
| -rw-r--r-- | include/asm-sparc64/namei.h | 73 |
1 files changed, 33 insertions, 40 deletions
diff --git a/include/asm-sparc64/namei.h b/include/asm-sparc64/namei.h index f8fdbb533..af5afb721 100644 --- a/include/asm-sparc64/namei.h +++ b/include/asm-sparc64/namei.h @@ -1,4 +1,4 @@ -/* $Id: namei.h,v 1.2 1997/03/19 17:28:27 jj Exp $ +/* $Id: namei.h,v 1.4 1997/06/07 08:32:56 ecd Exp $ * linux/include/asm-sparc64/namei.h * * Routines to handle famous /usr/gnemul/s*. @@ -11,44 +11,37 @@ #define SPARC_BSD_EMUL "usr/gnemul/sunos/" #define SPARC_SOL_EMUL "usr/gnemul/solaris/" -#define translate_namei(pathname, base, follow_links, res_inode) ({ \ - if ((current->personality & (PER_BSD|PER_SVR4)) && !base && *pathname == '/') { \ - struct inode *emul_ino; \ - int namelen; \ - const char *name; \ - \ - while (*pathname == '/') \ - pathname++; \ - current->fs->root->i_count++; \ - if (dir_namei (current->personality & PER_BSD ? SPARC_BSD_EMUL : SPARC_SOL_EMUL, \ - &namelen, &name, current->fs->root, &emul_ino) >= 0 && emul_ino) { \ - *res_inode = NULL; \ - if (_namei (pathname, emul_ino, follow_links, res_inode) >= 0 && *res_inode) \ - return 0; \ - } \ - base = current->fs->root; \ - base->i_count++; \ - } \ -}) - -#define translate_open_namei(pathname, flag, mode, res_inode, base) ({ \ - if ((current->personality & (PER_BSD|PER_SVR4)) && !base && *pathname == '/') { \ - struct inode *emul_ino; \ - int namelen; \ - const char *name; \ - \ - while (*pathname == '/') \ - pathname++; \ - current->fs->root->i_count++; \ - if (dir_namei (current->personality & PER_BSD ? SPARC_BSD_EMUL : SPARC_SOL_EMUL, \ - &namelen, &name, current->fs->root, &emul_ino) >= 0 && emul_ino) { \ - *res_inode = NULL; \ - if (open_namei (pathname, flag, mode, res_inode, emul_ino) >= 0 && *res_inode) \ - return 0; \ - } \ - base = current->fs->root; \ - base->i_count++; \ - } \ -}) +extern int __namei(int, const char *, struct inode *, char *, struct inode **, + struct inode **, struct qstr *, struct dentry **, int *); + +static inline int +__prefix_namei(int retrieve_mode, const char * name, struct inode * base, + char * buf, struct inode ** res_dir, struct inode ** res_inode, + struct qstr * last_name, struct dentry ** last_entry, + int * last_error) +{ + int error; + + if (!(current->personality & (PER_BSD|PER_SVR4))) + return -ENOENT; + + while (*name == '/') + name++; + + atomic_inc(¤t->fs->root->i_count); + error = __namei(NAM_FOLLOW_LINK, + current->personality & PER_BSD ? + SPARC_BSD_EMUL : SPARC_SOL_EMUL, current->fs->root, + buf, NULL, &base, NULL, NULL, NULL); + if (error) + return error; + + error = __namei(retrieve_mode, name, base, buf, res_dir, res_inode, + last_name, last_entry, last_error); + if (error) + return error; + + return 0; +} #endif /* __SPARC64_NAMEI_H */ |