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/*
* Copyright (C) 2005-2009 Junjiro Okajima
*
* This program, aufs is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __AUFS_UTIL_H__
#define __AUFS_UTIL_H__
#include <errno.h>
#include <error.h>
/*
* error_at_line() is decleared with (__printf__, 5, 6) attribute,
* and our compiler produces a warning unless args is not given.
* __VA_ARGS__ does not help the attribute.
*/
#define AuFin(fmt, args...) \
error_at_line(errno, errno, __FILE__, __LINE__, fmt, ##args)
#ifdef DEBUG
#define MTab "/tmp/mtab"
#else
#define MTab "/etc/mtab"
#endif
/* proc_mounts.c */
struct mntent;
int au_proc_getmntent(char *mntpnt, struct mntent *rent);
/* br.c */
int au_br(char ***br, int *nbr, struct mntent *ent);
/* plink.c */
enum {
AuPlink_FLUSH,
AuPlink_CPUP,
AuPlink_LIST
};
int au_plink(char cwd[], int cmd, int begin_maint, int end_maint);
void au_plink_maint(char *path);
/* mtab.c */
void au_print_ent(struct mntent *ent);
int au_update_mtab(char *mntpnt, int do_remount, int do_verbose);
#define _Dpri(fmt, ...) printf("%s:%d:" fmt, \
__func__, __LINE__, ##__VA_ARGS__)
#ifdef DEBUG
#define Dpri(fmt, ...) _Dpri(fmt, ##__VA_ARGS__)
#else
#define Dpri(fmt, ...) do { } while(0)
#endif
#endif /* __AUFS_UTIL_H__ */
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