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/*
* libdpkg - Debian packaging suite library routines
* treewalk.h - directory tree walk support
*
* Copyright © 2013-2015 Guillem Jover <guillem@debian.org>
*
* This 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 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, see <https://www.gnu.org/licenses/>.
*/
#ifndef LIBDPKG_TREEWALK_H
#define LIBDPKG_TREEWALK_H
#include <dpkg/macros.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <stdbool.h>
DPKG_BEGIN_DECLS
/**
* @defgroup treewalk Directory tree walking
* @ingroup dpkg-internal
* @{
*/
enum treewalk_options {
TREEWALK_NONE = 0,
TREEWALK_FORCE_STAT = DPKG_BIT(0),
TREEWALK_FOLLOW_LINKS = DPKG_BIT(1),
};
struct treenode;
typedef int treenode_visit_func(struct treenode *node);
typedef bool treenode_skip_func(struct treenode *node);
typedef int treenode_sort_func(struct treenode *node);
struct treewalk_funcs {
treenode_visit_func *visit;
treenode_sort_func *sort;
treenode_skip_func *skip;
};
struct treeroot *
treewalk_open(const char *rootdir, enum treewalk_options options,
const struct treewalk_funcs *funcs);
struct treenode *
treewalk_node(struct treeroot *tree);
struct treenode *
treewalk_next(struct treeroot *tree);
void
treewalk_close(struct treeroot *tree);
int
treewalk(const char *rootdir, enum treewalk_options options,
struct treewalk_funcs *funcs);
struct treenode *
treenode_get_parent(struct treenode *node);
const char *
treenode_get_name(struct treenode *node);
const char *
treenode_get_pathname(struct treenode *node);
const char *
treenode_get_virtname(struct treenode *node);
mode_t
treenode_get_mode(struct treenode *node);
struct stat *
treenode_get_stat(struct treenode *node);
/** @} */
DPKG_END_DECLS
#endif /* LIBDPKG_TREEWALK_H */
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