util: rework rm_rf() logic

- Move to its own file rm-rf.c

- Change parameters into a single flags parameter

- Remove "honour sticky" logic, it's unused these days

1 files changed, 33 insertions, 0 deletions

diff --git a/src/shared/rm-rf.h b/src/shared/rm-rf.h
new file mode 100644
index 0000000000..769bbc853d
--- /dev/null
+++ b/src/shared/rm-rf.h
@@ -0,0 +1,33 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+  This file is part of systemd.
+
+  Copyright 2015 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <sys/stat.h>
+
+typedef enum RemoveFlags {
+        REMOVE_ONLY_DIRECTORIES = 1,
+        REMOVE_ROOT = 2,
+        REMOVE_PHYSICAL = 4, /* if not set, only removes files on tmpfs, never physical file systems */
+} RemoveFlags;
+
+int rm_rf_children(int fd, RemoveFlags flags, struct stat *root_dev);
+int rm_rf(const char *path, RemoveFlags flags);