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create_special_node() supports creating a special node without entry,

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now.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24822 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold
2008-04-06 02:44:37 +00:00
parent 3af6d6a43a
commit ad3a563d43
1 changed files with 20 additions and 11 deletions
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src/system/kernel/fs/rootfs.cpp
+10 -1
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@@ -141,11 +141,13 @@ rootfs_create_vnode(struct rootfs *fs, struct rootfs_vnode *parent,
memset(vnode, 0, sizeof(struct rootfs_vnode)); memset(vnode, 0, sizeof(struct rootfs_vnode));
if (name != NULL) {
vnode->name = strdup(name); vnode->name = strdup(name);
if (vnode->name == NULL) { if (vnode->name == NULL) {
free(vnode); free(vnode);
return NULL; return NULL;
} }
}
vnode->id = fs->next_vnode_id++; vnode->id = fs->next_vnode_id++;
vnode->stream.type = type; vnode->stream.type = type;
@@ -1067,16 +1069,21 @@ rootfs_create_special_node(fs_volume *_volume, fs_vnode *_dir, const char *name,
MutexLocker _(fs->lock); MutexLocker _(fs->lock);
// TODO: Support (NULL, NULL) (dir, name)! if (name != NULL) {
vnode = rootfs_find_in_dir(dir, name); vnode = rootfs_find_in_dir(dir, name);
if (vnode != NULL) if (vnode != NULL)
return B_FILE_EXISTS; return B_FILE_EXISTS;
}
vnode = rootfs_create_vnode(fs, dir, name, mode); vnode = rootfs_create_vnode(fs, dir, name, mode);
if (vnode == NULL) if (vnode == NULL)
return B_NO_MEMORY; return B_NO_MEMORY;
if (name != NULL)
rootfs_insert_in_dir(fs, dir, vnode); rootfs_insert_in_dir(fs, dir, vnode);
else
flags |= B_VNODE_PUBLISH_REMOVED;
hash_insert(fs->vnode_list_hash, vnode); hash_insert(fs->vnode_list_hash, vnode);
_superVnode->private_node = vnode; _superVnode->private_node = vnode;
@@ -1089,11 +1096,13 @@ rootfs_create_special_node(fs_volume *_volume, fs_vnode *_dir, const char *name,
status_t status = publish_vnode(fs->volume, vnode->id, status_t status = publish_vnode(fs->volume, vnode->id,
subVnode->private_node, subVnode->ops, mode, flags); subVnode->private_node, subVnode->ops, mode, flags);
if (status != B_OK) { if (status != B_OK) {
if (name != NULL)
rootfs_remove_from_dir(fs, dir, vnode); rootfs_remove_from_dir(fs, dir, vnode);
rootfs_delete_vnode(fs, vnode, false); rootfs_delete_vnode(fs, vnode, false);
return status; return status;
} }
if (name != NULL)
notify_entry_created(fs->id, dir->id, name, vnode->id); notify_entry_created(fs->id, dir->id, name, vnode->id);
return B_OK; return B_OK;