/*
* __posix_directory_sync --
* Flush a directory to ensure file creation is durable.
*/
static int
__posix_directory_sync(
WT_FILE_SYSTEM *file_system, WT_SESSION *wt_session, const char *path)
{
WT_DECL_RET;
WT_SESSION_IMPL *session;
int fd, tret;
WT_UNUSED(file_system);
session = (WT_SESSION_IMPL *)wt_session;
WT_SYSCALL_RETRY((
(fd = open(path, O_RDONLY, 0444)) == -1 ? -1 : 0), ret);
if (ret != 0)
WT_RET_MSG(session, ret, "%s: directory-sync: open", path);
ret = __posix_sync(session, fd, path, "directory-sync");
WT_SYSCALL(close(fd), tret);
if (tret != 0) {
__wt_err(session, tret, "%s: directory-sync: close", path);
if (ret == 0)
ret = tret;
}
return (ret);
}
/*
* __posix_file_sync --
* POSIX fsync.
*/
static int
__posix_file_sync(WT_FILE_HANDLE *file_handle, WT_SESSION *wt_session)
{
WT_FILE_HANDLE_POSIX *pfh;
WT_SESSION_IMPL *session;
session = (WT_SESSION_IMPL *)wt_session;
pfh = (WT_FILE_HANDLE_POSIX *)file_handle;
return (
__posix_sync(session, pfh->fd, file_handle->name, "handle-sync"));
}
/*
* __posix_directory_sync --
* Flush a directory to ensure file creation, remove or rename is durable.
*/
static int
__posix_directory_sync(WT_SESSION_IMPL *session, const char *path)
{
WT_DECL_ITEM(tmp);
WT_DECL_RET;
int fd, tret;
char *dir;
WT_RET(__wt_scr_alloc(session, 0, &tmp));
WT_ERR(__wt_buf_setstr(session, tmp, path));
/*
* This layer should never see a path that doesn't include a trailing
* path separator, this code asserts that fact.
*/
dir = tmp->mem;
strrchr(dir, '/')[1] = '\0';
fd = -1; /* -Wconditional-uninitialized */
WT_SYSCALL_RETRY((
(fd = open(dir, O_RDONLY, 0444)) == -1 ? -1 : 0), ret);
if (ret != 0)
WT_ERR_MSG(session, ret, "%s: directory-sync: open", dir);
ret = __posix_sync(session, fd, dir, "directory-sync");
WT_SYSCALL(close(fd), tret);
if (tret != 0) {
__wt_err(session, tret, "%s: directory-sync: close", dir);
if (ret == 0)
ret = tret;
}
err: __wt_scr_free(session, &tmp);
return (ret);
}
