1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
6 This file is part of systemd.
8 Copyright 2010 Lennart Poettering
10 systemd is free software; you can redistribute it and/or modify it
11 under the terms of the GNU Lesser General Public License as published by
12 the Free Software Foundation; either version 2.1 of the License, or
13 (at your option) any later version.
15 systemd is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public License
21 along with systemd; If not, see <http://www.gnu.org/licenses/>.
28 #include "extract-word.h"
31 char *strv_find(char **l, const char *name) _pure_;
32 char *strv_find_prefix(char **l, const char *name) _pure_;
33 char *strv_find_startswith(char **l, const char *name) _pure_;
35 char **strv_free(char **l);
36 DEFINE_TRIVIAL_CLEANUP_FUNC(char**, strv_free);
37 #define _cleanup_strv_free_ _cleanup_(strv_freep)
39 char **strv_free_erase(char **l);
40 DEFINE_TRIVIAL_CLEANUP_FUNC(char**, strv_free_erase);
41 #define _cleanup_strv_free_erase_ _cleanup_(strv_free_erasep)
43 void strv_clear(char **l);
45 char **strv_copy(char * const *l);
46 unsigned strv_length(char * const *l) _pure_;
48 int strv_extend_strv(char ***a, char **b, bool filter_duplicates);
49 /// UNNEEDED by elogind
51 int strv_extend_strv_concat(char ***a, char **b, const char *suffix);
53 int strv_extend(char ***l, const char *value);
54 /// UNNEEDED by elogind
56 int strv_extendf(char ***l, const char *format, ...) _printf_(2,0);
58 int strv_push(char ***l, char *value);
59 int strv_push_pair(char ***l, char *a, char *b);
60 int strv_push_prepend(char ***l, char *value);
61 int strv_consume(char ***l, char *value);
62 /// UNNEEDED by elogind
64 int strv_consume_pair(char ***l, char *a, char *b);
66 int strv_consume_prepend(char ***l, char *value);
68 char **strv_remove(char **l, const char *s);
69 char **strv_uniq(char **l);
70 /// UNNEEDED by elogind
72 bool strv_is_uniq(char **l);
74 bool strv_equal(char **a, char **b);
77 #define strv_contains(l, s) (!!strv_find((l), (s)))
79 char **strv_new(const char *x, ...) _sentinel_;
80 char **strv_new_ap(const char *x, va_list ap);
82 static inline const char* STRV_IFNOTNULL(const char *x) {
83 return x ? x : (const char *) -1;
86 static inline bool strv_isempty(char * const *l) {
90 char **strv_split(const char *s, const char *separator);
91 /// UNNEEDED by elogind
93 char **strv_split_newlines(const char *s);
95 int strv_split_extract(char ***t, const char *s, const char *separators, ExtractFlags flags);
97 char *strv_join(char **l, const char *separator);
98 /// UNNEEDED by elogind
100 char *strv_join_quoted(char **l);
103 char **strv_parse_nulstr(const char *s, size_t l);
104 char **strv_split_nulstr(const char *s);
105 /// UNNEEDED by elogind
107 int strv_make_nulstr(char **l, char **p, size_t *n);
109 bool strv_overlap(char **a, char **b) _pure_;
111 #define STRV_FOREACH(s, l) \
112 for ((s) = (l); (s) && *(s); (s)++)
114 #define STRV_FOREACH_BACKWARDS(s, l) \
117 for ((s)--; (l) && ((s) >= (l)); (s)--)
119 #define STRV_FOREACH_PAIR(x, y, l) \
120 for ((x) = (l), (y) = (x+1); (x) && *(x) && *(y); (x) += 2, (y) = (x + 1))
122 char **strv_sort(char **l);
123 /// UNNEEDED by elogind
125 void strv_print(char **l);
128 #define STRV_MAKE(...) ((char**) ((const char*[]) { __VA_ARGS__, NULL }))
130 #define STRV_MAKE_EMPTY ((char*[1]) { NULL })
132 #define strv_from_stdarg_alloca(first) \
137 _l = (char**) &first; \
143 va_start(_ap, first); \
144 while (va_arg(_ap, char*)) \
148 _l = newa(char*, _n+1); \
149 _l[_n = 0] = (char*) first; \
150 va_start(_ap, first); \
152 _l[++_n] = va_arg(_ap, char*); \
161 #define STR_IN_SET(x, ...) strv_contains(STRV_MAKE(__VA_ARGS__), x)
163 #define FOREACH_STRING(x, ...) \
164 for (char **_l = ({ \
165 char **_ll = STRV_MAKE(__VA_ARGS__); \
166 x = _ll ? _ll[0] : NULL; \
175 /// UNNEEDED by elogind
177 char **strv_reverse(char **l);
178 char **strv_shell_escape(char **l, const char *bad);
180 bool strv_fnmatch(char* const* patterns, const char *s, int flags);
182 static inline bool strv_fnmatch_or_empty(char* const* patterns, const char *s, int flags) {
184 return strv_isempty(patterns) ||
185 strv_fnmatch(patterns, s, flags);
188 char ***strv_free_free(char ***l);
190 char **strv_skip(char **l, size_t n);
192 int strv_extend_n(char ***l, const char *value, size_t n);