bugfix: initialize log_file_level after reading config, not before

Author: gsmolk

src/pg_probackup.c

@@ -310,9 +310,6 @@ main(int argc, char *argv[])
 	if (rc != -1 && !S_ISDIR(stat_buf.st_mode))
 		elog(ERROR, "-B, --backup-path must be a path to directory");
 
-	/* Initialize logger */
-	init_logger(backup_path);
-
 	/* command was initialized for a few commands */
 	if (command)
 	{
@@ -365,6 +362,9 @@ main(int argc, char *argv[])
 		pgut_readopt(path, options, ERROR);
 	}
 
+	/* Initialize logger */
+	init_logger(backup_path);
+
 	/*
 	 * We have read pgdata path from command line or from configuration file.
 	 * Ensure that pgdata is an absolute path.