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/* chown-core.h -- types and prototypes shared by chown and chgrp.
Copyright (C) 2000-2020 Free Software Foundation, Inc.
This program 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 3 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, see <https://www.gnu.org/licenses/>. */
#ifndef CHOWN_CORE_H
# define CHOWN_CORE_H
# include "dev-ino.h"
enum Change_status
{
CH_NOT_APPLIED = 1,
CH_SUCCEEDED,
CH_FAILED,
CH_NO_CHANGE_REQUESTED
};
enum Verbosity
{
/* Print a message for each file that is processed. */
V_high,
/* Print a message for each file whose attributes we change. */
V_changes_only,
/* Do not be verbose. This is the default. */
V_off
};
struct Chown_option
{
/* Level of verbosity. */
enum Verbosity verbosity;
/* If nonzero, change the ownership of directories recursively. */
bool recurse;
/* Pointer to the device and inode numbers of '/', when --recursive.
Need not be freed. Otherwise NULL. */
struct dev_ino *root_dev_ino;
/* This corresponds to the --dereference (opposite of -h) option. */
bool affect_symlink_referent;
/* If nonzero, force silence (no error messages). */
bool force_silent;
/* The name of the user to which ownership of the files is being given. */
char *user_name;
/* The name of the group to which ownership of the files is being given. */
char *group_name;
};
void
chopt_init (struct Chown_option *);
void
chopt_free (struct Chown_option *);
char *
gid_to_name (gid_t) _GL_ATTRIBUTE_MALLOC;
char *
uid_to_name (uid_t) _GL_ATTRIBUTE_MALLOC;
bool
chown_files (char **files, int bit_flags,
uid_t uid, gid_t gid,
uid_t required_uid, gid_t required_gid,
struct Chown_option const *chopt);
#endif /* CHOWN_CORE_H */
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