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Diffstat (limited to 'include/mntent.h')
| -rw-r--r-- | include/mntent.h | 182 |
1 files changed, 85 insertions, 97 deletions
diff --git a/include/mntent.h b/include/mntent.h index b4c6a8f2d..a82e9539a 100644 --- a/include/mntent.h +++ b/include/mntent.h @@ -1,110 +1,98 @@ -#ifndef _MNTENT_H -#define _MNTENT_H +/* Utilities for reading/writing fstab, mtab, etc. + Copyright (C) 1995, 1996, 1997, 1998, 1999 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _MNTENT_H +#define _MNTENT_H 1 #include <features.h> +#define __need_FILE +#include <stdio.h> +#include <paths.h> -#define MNTTAB "/etc/fstab" -#define MOUNTED "/etc/mtab" - -#define MNTMAXSTR 512 - -#define MNTTYPE_COHERENT "coherent" /* Coherent file system */ -#define MNTTYPE_EXT "ext" /* Extended file system */ -#define MNTTYPE_EXT2 "ext2" /* Second Extended file system */ -#define MNTTYPE_HPFS "hpfs" /* OS/2's high performance file system */ -#define MNTTYPE_ISO9660 "iso9660" /* ISO CDROM file system */ -#define MNTTYPE_MINIX "minix" /* MINIX file system */ -#define MNTTYPE_MSDOS "msdos" /* MS-DOS file system */ -#define MNTTYPE_VFAT "vfat" /* VFAT (Win95) file system */ -#define MNTTYPE_SYSV "sysv" /* System V file system */ -#define MNTTYPE_UMSDOS "umsdos" /* U MS-DOS file system */ -#define MNTTYPE_XENIX "xenix" /* Xenix file system */ -#define MNTTYPE_XIAFS "xiafs" /* Frank Xia's file system */ -#define MNTTYPE_NFS "nfs" /* Network file system */ -#define MNTTYPE_PROC "proc" /* Linux process file system */ -#define MNTTYPE_IGNORE "ignore" /* Ignore this entry */ -#define MNTTYPE_SWAP "swap" /* Swap device */ - -/* generic mount options */ -#define MNTOPT_DEFAULTS "defaults" /* use all default opts */ -#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" /* don't auto mount */ - -/* ext2 and msdos options */ -#define MNTOPT_CHECK "check" /* filesystem check level */ - -/* ext2 specific options */ -#define MNTOPT_BSDDF "bsddf" /* disable MINIX compatibility disk free counting */ -#define MNTOPT_BSDGROUPS "bsdgroups" /* set BSD group usage */ -#define MNTOPT_ERRORS "errors" /* set behaviour on error */ -#define MNTOPT_GRPID "grpid" /* set BSD group usage */ -#define MNTOPT_MINIXDF "minixdf" /* enable MINIX compatibility disk free counting */ -#define MNTOPT_NOCHECK "nocheck" /* reset filesystem checks */ -#define MNTOPT_NOGRPID "nogrpid" /* set SYSV group usage */ -#define MNTOPT_RESGID "resgid" /* group to consider like root for reserved blocks */ -#define MNTOPT_RESUID "resuid" /* user to consider like root for reserved blocks */ -#define MNTOPT_SB "sb" /* set used super block */ -#define MNTOPT_SYSVGROUPS "sysvgroups" /* set SYSV group usage */ - -/* options common to hpfs, isofs, and msdos */ -#define MNTOPT_CONV "conv" /* convert specified types of data */ -#define MNTOPT_GID "gid" /* use given gid */ -#define MNTOPT_UID "uid" /* use given uid */ -#define MNTOPT_UMASK "umask" /* use given umask, not isofs */ - -/* hpfs specific options */ -#define MNTOPT_CASE "case" /* case conversation */ - -/* isofs specific options */ -#define MNTOPT_BLOCK "block" /* use given block size */ -#define MNTOPT_CRUFT "cruft" /* ??? */ -#define MNTOPT_MAP "map" /* ??? */ -#define MNTOPT_NOROCK "norock" /* not rockwell format ??? */ - -/* msdos specific options */ -#define MNTOPT_FAT "fat" /* set FAT size */ -#define MNTOPT_QUIET "quiet" /* ??? */ - -/* swap specific options */ - -/* options common to ext, ext2, minix, xiafs, sysv, xenix, coherent */ -#define MNTOPT_NOQUOTA "noquota" /* don't use any quota on this partition */ -#define MNTOPT_USRQUOTA "usrquota" /* use userquota on this partition */ -#define MNTOPT_GRPQUOTA "grpquota" /* use groupquota on this partition */ - -/* none defined yet */ -__BEGIN_DECLS +/* File listing canonical interesting mount points. */ +#define MNTTAB _PATH_MNTTAB /* Deprecated alias. */ -struct mntent{ - char *mnt_fsname; - char *mnt_dir; - char *mnt_type; - char *mnt_opts; - int mnt_freq; - int mnt_passno; -}; +/* File listing currently active mount points. */ +#define MOUNTED _PATH_MOUNTED /* Deprecated alias. */ -__END_DECLS -#define __need_file -#include <stdio.h> +/* 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 -extern FILE *setmntent __P ((__const char *__filep, - __const char *__type)); -extern struct mntent - *getmntent __P ((FILE *__filep)); -extern int addmntent __P ((FILE *__filep, - __const struct mntent *__mnt)); -extern char *hasmntopt __P ((__const struct mntent *__mnt, - __const char *__opt)); -extern int endmntent __P ((FILE *__filep)); +/* 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 */ +#endif /* mntent.h */ |