69 lines
2.7 KiB
C
69 lines
2.7 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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#pragma once
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/***
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This file is part of systemd.
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Copyright 2010-2012 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdbool.h>
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#include "macro.h"
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#include "time-util.h"
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#define DEFAULT_PATH_NORMAL "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin"
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#define DEFAULT_PATH_SPLIT_USR DEFAULT_PATH_NORMAL ":/sbin:/bin"
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#ifdef HAVE_SPLIT_USR
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# define DEFAULT_PATH DEFAULT_PATH_SPLIT_USR
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#else
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# define DEFAULT_PATH DEFAULT_PATH_NORMAL
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#endif
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bool is_path(const char *p) _pure_;
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char** path_split_and_make_absolute(const char *p);
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int path_get_parent(const char *path, char **parent);
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bool path_is_absolute(const char *p) _pure_;
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char* path_make_absolute(const char *p, const char *prefix);
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char* path_make_absolute_cwd(const char *p);
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char* path_kill_slashes(char *path);
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char* path_startswith(const char *path, const char *prefix) _pure_;
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bool path_equal(const char *a, const char *b) _pure_;
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char** path_strv_make_absolute_cwd(char **l);
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char** path_strv_canonicalize(char **l);
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char** path_strv_canonicalize_uniq(char **l);
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int path_is_mount_point(const char *path, bool allow_symlink);
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int path_is_read_only_fs(const char *path);
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int path_is_os_tree(const char *path);
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int find_binary(const char *name, char **filename);
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bool paths_check_timestamp(const char* const* paths, usec_t *paths_ts_usec, bool update);
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/* Iterates through the path prefixes of the specified path, going up
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* the tree, to root. Also returns "" (and not "/"!) for the root
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* directory. Excludes the specified directory itself */
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#define PATH_FOREACH_PREFIX(prefix, path) \
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for (char *_slash = ({ path_kill_slashes(strcpy(prefix, path)); streq(prefix, "/") ? NULL : strrchr(prefix, '/'); }); _slash && !(*_slash = 0); _slash = strrchr((prefix), '/'))
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/* Same as PATH_FOREACH_PREFIX but also includes the specified path itself */
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#define PATH_FOREACH_PREFIX_MORE(prefix, path) \
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for (char *_slash = ({ path_kill_slashes(strcpy(prefix, path)); if (streq(prefix, "/")) prefix[0] = 0; strrchr(prefix, 0); }); _slash && !(*_slash = 0); _slash = strrchr((prefix), '/'))
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