mirror of
https://github.com/systemd/systemd.git
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147 lines
5.6 KiB
C
147 lines
5.6 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 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 <stdarg.h>
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#include <stdbool.h>
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#include "util.h"
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char *strv_find(char **l, const char *name) _pure_;
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char *strv_find_prefix(char **l, const char *name) _pure_;
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char *strv_find_startswith(char **l, const char *name) _pure_;
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void strv_free(char **l);
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DEFINE_TRIVIAL_CLEANUP_FUNC(char**, strv_free);
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#define _cleanup_strv_free_ _cleanup_(strv_freep)
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void strv_clear(char **l);
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char **strv_copy(char * const *l);
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unsigned strv_length(char * const *l) _pure_;
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int strv_extend_strv(char ***a, char **b);
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int strv_extend_strv_concat(char ***a, char **b, const char *suffix);
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int strv_extend(char ***l, const char *value);
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int strv_extendf(char ***l, const char *format, ...) _printf_(2,0);
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int strv_push(char ***l, char *value);
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int strv_push_pair(char ***l, char *a, char *b);
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int strv_push_prepend(char ***l, char *value);
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int strv_consume(char ***l, char *value);
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int strv_consume_pair(char ***l, char *a, char *b);
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int strv_consume_prepend(char ***l, char *value);
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char **strv_remove(char **l, const char *s);
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char **strv_uniq(char **l);
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bool strv_is_uniq(char **l);
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bool strv_equal(char **a, char **b);
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#define strv_contains(l, s) (!!strv_find((l), (s)))
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char **strv_new(const char *x, ...) _sentinel_;
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char **strv_new_ap(const char *x, va_list ap);
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static inline const char* STRV_IFNOTNULL(const char *x) {
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return x ? x : (const char *) -1;
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}
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static inline bool strv_isempty(char * const *l) {
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return !l || !*l;
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}
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char **strv_split(const char *s, const char *separator);
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char **strv_split_newlines(const char *s);
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int strv_split_quoted(char ***t, const char *s, bool relax);
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char *strv_join(char **l, const char *separator);
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char *strv_join_quoted(char **l);
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char **strv_parse_nulstr(const char *s, size_t l);
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char **strv_split_nulstr(const char *s);
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bool strv_overlap(char **a, char **b) _pure_;
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#define STRV_FOREACH(s, l) \
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for ((s) = (l); (s) && *(s); (s)++)
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#define STRV_FOREACH_BACKWARDS(s, l) \
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STRV_FOREACH(s, l) \
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; \
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for ((s)--; (l) && ((s) >= (l)); (s)--)
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#define STRV_FOREACH_PAIR(x, y, l) \
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for ((x) = (l), (y) = (x+1); (x) && *(x) && *(y); (x) += 2, (y) = (x + 1))
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char **strv_sort(char **l);
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void strv_print(char **l);
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#define STRV_MAKE(...) ((char**) ((const char*[]) { __VA_ARGS__, NULL }))
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#define STRV_MAKE_EMPTY ((char*[1]) { NULL })
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#define strv_from_stdarg_alloca(first) \
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({ \
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char **_l; \
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\
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if (!first) \
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_l = (char**) &first; \
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else { \
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unsigned _n; \
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va_list _ap; \
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\
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_n = 1; \
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va_start(_ap, first); \
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while (va_arg(_ap, char*)) \
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_n++; \
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va_end(_ap); \
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\
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_l = newa(char*, _n+1); \
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_l[_n = 0] = (char*) first; \
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va_start(_ap, first); \
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for (;;) { \
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_l[++_n] = va_arg(_ap, char*); \
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if (!_l[_n]) \
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break; \
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} \
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va_end(_ap); \
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} \
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_l; \
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})
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#define STR_IN_SET(x, ...) strv_contains(STRV_MAKE(__VA_ARGS__), x)
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#define FOREACH_STRING(x, ...) \
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for (char **_l = ({ \
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char **_ll = STRV_MAKE(__VA_ARGS__); \
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x = _ll ? _ll[0] : NULL; \
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_ll; \
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}); \
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_l && *_l; \
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x = ({ \
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_l ++; \
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_l[0]; \
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}))
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char **strv_reverse(char **l);
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