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/>.
30 char *strv_find(char **l, const char *name) _pure_;
31 char *strv_find_prefix(char **l, const char *name) _pure_;
32 char *strv_find_startswith(char **l, const char *name) _pure_;
34 char **strv_free(char **l);
35 DEFINE_TRIVIAL_CLEANUP_FUNC(char**, strv_free);
36 #define _cleanup_strv_free_ _cleanup_(strv_freep)
38 void strv_clear(char **l);
40 char **strv_copy(char * const *l);
41 unsigned strv_length(char * const *l) _pure_;
43 int strv_extend_strv(char ***a, char **b);
44 // UNNEEDED int strv_extend_strv_concat(char ***a, char **b, const char *suffix);
45 int strv_extend(char ***l, const char *value);
46 // UNNEEDED int strv_extendf(char ***l, const char *format, ...) _printf_(2,0);
47 int strv_push(char ***l, char *value);
48 int strv_push_pair(char ***l, char *a, char *b);
49 int strv_push_prepend(char ***l, char *value);
50 int strv_consume(char ***l, char *value);
51 // UNNEEDED int strv_consume_pair(char ***l, char *a, char *b);
52 int strv_consume_prepend(char ***l, char *value);
54 char **strv_remove(char **l, const char *s);
55 char **strv_uniq(char **l);
56 // UNNEEDED bool strv_is_uniq(char **l);
58 // UNNEEDED bool strv_equal(char **a, char **b);
60 #define strv_contains(l, s) (!!strv_find((l), (s)))
62 char **strv_new(const char *x, ...) _sentinel_;
63 char **strv_new_ap(const char *x, va_list ap);
65 static inline const char* STRV_IFNOTNULL(const char *x) {
66 return x ? x : (const char *) -1;
69 static inline bool strv_isempty(char * const *l) {
73 char **strv_split(const char *s, const char *separator);
74 // UNNEEDED char **strv_split_newlines(const char *s);
76 // UNNEEDED int strv_split_quoted(char ***t, const char *s, UnquoteFlags flags);
78 char *strv_join(char **l, const char *separator);
79 // UNNEEDED char *strv_join_quoted(char **l);
81 char **strv_parse_nulstr(const char *s, size_t l);
82 char **strv_split_nulstr(const char *s);
84 bool strv_overlap(char **a, char **b) _pure_;
86 #define STRV_FOREACH(s, l) \
87 for ((s) = (l); (s) && *(s); (s)++)
89 #define STRV_FOREACH_BACKWARDS(s, l) \
92 for ((s)--; (l) && ((s) >= (l)); (s)--)
94 #define STRV_FOREACH_PAIR(x, y, l) \
95 for ((x) = (l), (y) = (x+1); (x) && *(x) && *(y); (x) += 2, (y) = (x + 1))
97 char **strv_sort(char **l);
98 void strv_print(char **l);
100 #define STRV_MAKE(...) ((char**) ((const char*[]) { __VA_ARGS__, NULL }))
102 #define STRV_MAKE_EMPTY ((char*[1]) { NULL })
104 #define strv_from_stdarg_alloca(first) \
109 _l = (char**) &first; \
115 va_start(_ap, first); \
116 while (va_arg(_ap, char*)) \
120 _l = newa(char*, _n+1); \
121 _l[_n = 0] = (char*) first; \
122 va_start(_ap, first); \
124 _l[++_n] = va_arg(_ap, char*); \
133 #define STR_IN_SET(x, ...) strv_contains(STRV_MAKE(__VA_ARGS__), x)
135 #define FOREACH_STRING(x, ...) \
136 for (char **_l = ({ \
137 char **_ll = STRV_MAKE(__VA_ARGS__); \
138 x = _ll ? _ll[0] : NULL; \
147 // UNNEEDED char **strv_reverse(char **l);
148 // UNNEEDED char **strv_shell_escape(char **l, const char *bad);
150 bool strv_fnmatch(char* const* patterns, const char *s, int flags);
152 static inline bool strv_fnmatch_or_empty(char* const* patterns, const char *s, int flags) {
154 return strv_isempty(patterns) ||
155 strv_fnmatch(patterns, s, flags);