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+/* Utilities for reading/writing fstab, mtab, etc.
+ Copyright (C) 1995-2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library 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.
+
+ The GNU C Library 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 the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _MNTENT_H
+#define _MNTENT_H 1
+
+#include <features.h>
+#include <paths.h>
+#include <bits/types/FILE.h>
+
+/* File listing canonical interesting mount points. */
+#define MNTTAB _PATH_MNTTAB /* Deprecated alias. */
+
+/* File listing currently active mount points. */
+#define MOUNTED _PATH_MOUNTED /* Deprecated alias. */
+
+
+/* General filesystem types. */
+#define MNTTYPE_IGNORE "ignore" /* Ignore this entry. */
+#define MNTTYPE_NFS "nfs" /* Network file system. */
+#define MNTTYPE_SWAP "swap" /* Swap device. */
+
+
+/* Generic mount options. */
+#define MNTOPT_DEFAULTS "defaults" /* Use all default options. */
+#define MNTOPT_RO "ro" /* Read only. */
+#define MNTOPT_RW "rw" /* Read/write. */
+#define MNTOPT_SUID "suid" /* Set uid allowed. */
+#define MNTOPT_NOSUID "nosuid" /* No set uid allowed. */
+#define MNTOPT_NOAUTO "noauto" /* Do not auto mount. */
+
+
+__BEGIN_DECLS
+
+/* Structure describing a mount table entry. */
+struct mntent
+ {
+ char *mnt_fsname; /* Device or server for filesystem. */
+ char *mnt_dir; /* Directory mounted on. */
+ char *mnt_type; /* Type of filesystem: ufs, nfs, etc. */
+ char *mnt_opts; /* Comma-separated options for fs. */
+ int mnt_freq; /* Dump frequency (in days). */
+ int mnt_passno; /* Pass number for `fsck'. */
+ };
+
+
+/* Prepare to begin reading and/or writing mount table entries from the
+ beginning of FILE. MODE is as for `fopen'. */
+extern FILE *setmntent (const char *__file, const char *__mode) __THROW;
+
+/* Read one mount table entry from STREAM. Returns a pointer to storage
+ reused on the next call, or null for EOF or error (use feof/ferror to
+ check). */
+extern struct mntent *getmntent (FILE *__stream) __THROW;
+
+#ifdef __USE_MISC
+/* Reentrant version of the above function. */
+extern struct mntent *getmntent_r (FILE *__restrict __stream,
+ struct mntent *__restrict __result,
+ char *__restrict __buffer,
+ int __bufsize) __THROW;
+#endif
+
+/* Write the mount table entry described by MNT to STREAM.
+ Return zero on success, nonzero on failure. */
+extern int addmntent (FILE *__restrict __stream,
+ const struct mntent *__restrict __mnt) __THROW;
+
+/* Close a stream opened with `setmntent'. */
+extern int endmntent (FILE *__stream) __THROW;
+
+/* Search MNT->mnt_opts for an option matching OPT.
+ Returns the address of the substring, or null if none found. */
+extern char *hasmntopt (const struct mntent *__mnt,
+ const char *__opt) __THROW;
+
+
+__END_DECLS
+
+#endif /* mntent.h */