mode_t invert_permissions;
enum permstatus permstatus;
bool after_links;
+ int change_dir;
char file_name[1];
};
/* The next delayed link in the list. */
struct delayed_link *next;
- /* The device, inode number and last-modified time of the placeholder. */
+ /* The device, inode number and ctime of the placeholder. Use
+ ctime, not mtime, to make false matches less likely if some
+ other process removes the placeholder. */
dev_t dev;
ino_t ino;
- struct timespec mtime;
+ struct timespec ctime;
/* True if the link is symbolic. */
bool is_symlink;
uid_t uid;
gid_t gid;
+ /* The directory that the sources and target are relative to. */
+ int change_dir;
+
/* A list of sources for this link. The sources are all to be
hard-linked together. */
struct string_list *sources;
data->invert_permissions = invert_permissions;
data->permstatus = permstatus;
data->after_links = 0;
+ data->change_dir = chdir_current;
strcpy (data->file_name, file_name);
delayed_set_stat_head = data;
}
&& memcmp (file_name, data->file_name, data->file_name_len) == 0))
break;
+ chdir_do (data->change_dir);
+
if (check_for_renamed_directories)
{
cur_info = &st;
delayed_link_head = p;
p->dev = st.st_dev;
p->ino = st.st_ino;
- p->mtime = get_stat_mtime (&st);
+ p->ctime = get_stat_ctime (&st);
p->is_symlink = is_symlink;
if (is_symlink)
{
p->uid = current_stat_info.stat.st_uid;
p->gid = current_stat_info.stat.st_gid;
}
+ p->change_dir = chdir_current;
p->sources = xmalloc (offsetof (struct string_list, string)
+ strlen (file_name) + 1);
p->sources->next = 0;
struct delayed_link *ds = delayed_link_head;
if (ds && lstat (link_name, &st1) == 0)
for (; ds; ds = ds->next)
- if (ds->dev == st1.st_dev
+ if (ds->change_dir == chdir_current
+ && ds->dev == st1.st_dev
&& ds->ino == st1.st_ino
- && timespec_cmp (ds->mtime, get_stat_mtime (&st1)) == 0)
+ && timespec_cmp (ds->ctime, get_stat_ctime (&st1)) == 0)
{
struct string_list *p = xmalloc (offsetof (struct string_list, string)
+ strlen (file_name) + 1);
it is an incremental archive.
(see NOTICE in the comment to delay_set_stat above) */
if (!delay_directory_restore_option)
- apply_nonancestor_delayed_set_stat (current_stat_info.file_name, 0);
+ {
+ int dir = chdir_current;
+ apply_nonancestor_delayed_set_stat (current_stat_info.file_name, 0);
+ chdir_do (dir);
+ }
/* Take a safety backup of a previously existing file. */
}
-/* Extract the symbolic links whose final extraction were delayed. */
+/* Extract the links whose final extraction were delayed. */
static void
apply_delayed_links (void)
{
struct string_list *sources = ds->sources;
char const *valid_source = 0;
+ chdir_do (ds->change_dir);
+
for (sources = ds->sources; sources; sources = sources->next)
{
char const *source = sources->string;
if (lstat (source, &st) == 0
&& st.st_dev == ds->dev
&& st.st_ino == ds->ino
- && timespec_cmp (get_stat_mtime (&st), ds->mtime) == 0)
+ && timespec_cmp (get_stat_ctime (&st), ds->ctime) == 0)
{
/* Unlink the placeholder, then create a hard link if possible,
a symbolic link otherwise. */