static dav_error * dav_dbm_open(apr_pool_t * p, const dav_resource *resource,
int ro, dav_db **pdb)
{
const char *dirpath;
const char *fname;
const char *pathname;
/* Get directory and filename for resource */
/* ### should test this result value... */
(void) dav_fs_dir_file_name(resource, &dirpath, &fname);
/* If not opening read-only, ensure the state dir exists */
if (!ro) {
/* ### what are the perf implications of always checking this? */
dav_fs_ensure_state_dir(p, dirpath);
}
pathname = apr_pstrcat(p, dirpath, "/" DAV_FS_STATE_DIR "/",
fname ? fname : DAV_FS_STATE_FILE_FOR_DIR,
NULL);
/* ### readers cannot open while a writer has this open; we should
### perform a few retries with random pauses. */
/* ### do we need to deal with the umask? */
return dav_dbm_open_direct(p, pathname, ro, pdb);
}
/*
** dav_fs_really_open_lockdb:
**
** If the database hasn't been opened yet, then open the thing.
*/
static dav_error * dav_fs_really_open_lockdb(dav_lockdb *lockdb)
{
dav_error *err;
if (lockdb->info->opened)
return NULL;
err = dav_dbm_open_direct(lockdb->info->pool,
lockdb->info->lockdb_path,
lockdb->ro,
&lockdb->info->db);
if (err != NULL) {
return dav_push_error(lockdb->info->pool,
HTTP_INTERNAL_SERVER_ERROR,
DAV_ERR_LOCK_OPENDB,
"Could not open the lock database.",
err);
}
/* all right. it is opened now. */
lockdb->info->opened = 1;
return NULL;
}