Changeset 4f46695e in mainline for uspace/srv/vfs/vfs_ops.c

Timestamp:

2009-05-09T08:39:28Z (15 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

cf95bc0

Parents:

f4876df

Message:

Lookup a node's parent lexically rather than using the broken L_PARENT flag of
VFS_LOOKUP.

File:

• uspace/srv/vfs/vfs_ops.c (modified) (1 diff)

uspace/srv/vfs/vfs_ops.c

@@ -990 +990 @@
                 return;
         }
+        /* Determine the path to the parent of the node with the new name. */
+        char *parentc = str_dup(newc);
+        if (!parentc) {
+                rwlock_write_unlock(&namespace_rwlock);
+                ipc_answer_0(rid, rc);
+                free(old);
+                free(new);
+                return;
+        }
+        char *lastsl = str_rchr(parentc + 1, L'/');
+        if (lastsl)
+                *lastsl = '\0';
+        else
+                parentc[1] = '\0';
         /* Lookup parent of the new file name. */
-        rc = vfs_lookup_internal(newc, L_PARENT, &new_par_lr, NULL);
+        rc = vfs_lookup_internal(parentc, L_NONE, &new_par_lr, NULL);
+        free(parentc);  /* not needed anymore */
         if (rc != EOK) {
                 rwlock_write_unlock(&namespace_rwlock);