diff options
Diffstat (limited to 'libdiskfs/dirrewrite.c')
-rw-r--r-- | libdiskfs/dirrewrite.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/libdiskfs/dirrewrite.c b/libdiskfs/dirrewrite.c new file mode 100644 index 00000000..8f713960 --- /dev/null +++ b/libdiskfs/dirrewrite.c @@ -0,0 +1,50 @@ +/* Wrapper for diskfs_dirrewrite_hard + Copyright (C) 1996, 1998 Free Software Foundation, Inc. + Written by Michael I. Bushnell, p/BSG. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */ + + +#include "priv.h" + +/* This will only be called after a successful call to diskfs_lookup + of type RENAME; this call should change the name found in directory + DP to point to node NP instead of its previous referent, OLDNP. DP + has been locked continuously since the call to diskfs_lookup and DS + is as that call set it; NP is locked. This routine should call + diskfs_notice_dirchange if DP->dirmod_reqs is nonzero. NAME is the + name of OLDNP inside DP; it is this reference which is being + rewritten. This function is a wrapper for diskfs_dirrewrite_hard. */ +error_t diskfs_dirrewrite (struct node *dp, + struct node *oldnp, + struct node *np, + const char *name, + struct dirstat *ds) +{ + error_t err; + + diskfs_purge_lookup_cache (dp, oldnp); + + err = diskfs_dirrewrite_hard (dp, np, ds); + if (err) + return err; + + if (dp->dirmod_reqs) + diskfs_notice_dirchange (dp, DIR_CHANGED_RENUMBER, name); + diskfs_enter_lookup_cache (dp, np, name); + return 0; +} |