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rump_fs: move files using 'renameat' 

Fixes #1579
This commit is contained in:
Emery Hemingway 2015-06-13 09:48:19 -04:00 committed by Norman Feske
parent c72c9924d3
commit 64831c63c9
2 changed files with 35 additions and 2 deletions
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2
repos/dde_rump/src/server/rump_fs/directory.h
View File

@ -98,6 +98,8 @@ class File_system::Directory : public Node
rump_sys_close(_fd);
}
int fd() const { return _fd; }
File * file(char const *name, Mode mode, bool create)
{
return new (&_alloc) File(_fd, name, mode, create);

35
repos/dde_rump/src/server/rump_fs/main.cc
View File

@ -313,9 +313,40 @@ class File_system::Session_component : public Session_rpc_object
file->truncate(size);
}
void move(Dir_handle, Name const &, Dir_handle, Name const &)
void move(Dir_handle from_dir_handle, Name const &from_name,
Dir_handle to_dir_handle, Name const &to_name)
{
PERR("%s not implemented", __func__);
if (!_writable)
throw Permission_denied();
char const *from_str = from_name.string();
char const *to_str = to_name.string();
if (!(valid_name(from_str) && valid_name(to_str)))
throw Lookup_failed();
Directory *from_dir = _handle_registry.lookup(from_dir_handle);
Directory *to_dir = _handle_registry.lookup( to_dir_handle);
if (rump_sys_renameat(from_dir->fd(), from_str,
to_dir->fd(), to_str) == 0) {
from_dir->mark_as_updated();
from_dir->notify_listeners();
if (!_handle_registry.refer_to_same_node(from_dir_handle,
to_dir_handle)) {
to_dir->mark_as_updated();
to_dir->notify_listeners();
}
return;
}
switch (errno) {
case ENOTEMPTY: throw Node_already_exists();
}
PWRN("renameat produced unhandled error");
throw Permission_denied();
}
void sigh(Node_handle node_handle, Signal_context_capability sigh)