1 // $Id: unify.h,v 1.5 2005/03/18 03:55:03 ensc Exp $ --*- c -*--
3 // Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
5 // This program is free software; you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation; version 2 of the License.
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with this program; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 #ifndef H_UTIL_VSERVER_LIB_INTERNAL_UNIFY_H
20 #define H_UTIL_VSERVER_LIB_INTERNAL_UNIFY_H
26 Unify_unify(char const *src, struct stat const *src_stat,
27 char const *dst, bool ignore_zero) NONNULL((1,2,3));
30 Unify_copy(char const *src, struct stat const *src_stat,
31 char const *dst) NONNULL((1,2,3));
34 Unify_deUnify(char const *dst) NONNULL((1));
37 Unify_setTime(char const *dst, struct stat const *stat) NONNULL((1,2));
40 typedef enum { unifyUNSUPPORTED, unifyUINLINKABLE, unifyBUSY } UnifyStatus;
43 Unify_isIUnlinkable(char const *filename) NONNULL((1));
45 #define Unify_isUnified(LHS, RHS) \
46 ((bool)((LHS)->st_dev ==(RHS)->st_dev && \
47 (LHS)->st_ino ==(RHS)->st_ino))
49 #define Unify_isUnifyable(LHS, RHS) \
50 ((bool)((LHS)->st_dev ==(RHS)->st_dev && \
51 (LHS)->st_ino !=(RHS)->st_ino && \
52 (LHS)->st_mode ==(RHS)->st_mode && \
53 (LHS)->st_uid ==(RHS)->st_uid && \
54 (LHS)->st_gid ==(RHS)->st_gid && \
55 (LHS)->st_size ==(RHS)->st_size && \
56 (LHS)->st_mtime==(RHS)->st_mtime))
59 #endif // H_UTIL_VSERVER_LIB_INTERNAL_UNIFY_H