Implement -fstype

Fixes #6!

1 files changed, 46 insertions, 0 deletions

diff --git a/mtab.h b/mtab.h
new file mode 100644
index 0000000..38407fc
--- /dev/null
+++ b/mtab.h
@@ -0,0 +1,46 @@
+/*********************************************************************
+ * bfs                                                               *
+ * Copyright (C) 2017 Tavian Barnes <tavianator@tavianator.com>      *
+ *                                                                   *
+ * This program is free software. It comes without any warranty, to  *
+ * the extent permitted by applicable law. You can redistribute it   *
+ * and/or modify it under the terms of the Do What The Fuck You Want *
+ * To Public License, Version 2, as published by Sam Hocevar. See    *
+ * the COPYING file or http://www.wtfpl.net/ for more details.       *
+ *********************************************************************/
+
+#ifndef BFS_MTAB_H
+#define BFS_MTAB_H
+
+#include <sys/stat.h>
+
+/**
+ * A file system mount table.
+ */
+struct bfs_mtab;
+
+/**
+ * Parse the mount table.
+ *
+ * @return The parsed mount table, or NULL on error.
+ */
+struct bfs_mtab *parse_bfs_mtab(void);
+
+/**
+ * Determine the file system type that a file is on.
+ *
+ * @param mtab
+ *         The current mount table.
+ * @param statbuf
+ *         The stat() buffer for the file in question.
+ * @return The type of file system containing this file, "unknown" if not known,
+ *         or NULL on error.
+ */
+const char *bfs_fstype(const struct bfs_mtab *mtab, const struct stat *statbuf);
+
+/**
+ * Free a mount table.
+ */
+void free_bfs_mtab(struct bfs_mtab *mtab);
+
+#endif // BFS_MTAB_H