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Commit | Line | Data |
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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
4d1a6904 LP |
2 | #pragma once |
3 | ||
4d1a6904 | 4 | #include <stdbool.h> |
11c3a366 | 5 | #include <stddef.h> |
fe902fa4 | 6 | #include <stdio.h> |
21c491e1 | 7 | #include <unistd.h> |
4d1a6904 | 8 | |
c1ff5570 | 9 | #include "macro.h" |
ccfc19c9 | 10 | #include "string.h" |
c1ff5570 | 11 | |
21c491e1 ZJS |
12 | static inline size_t sc_arg_max(void) { |
13 | long l = sysconf(_SC_ARG_MAX); | |
14 | assert(l > 0); | |
15 | return (size_t) l; | |
16 | } | |
17 | ||
4d1a6904 LP |
18 | bool env_name_is_valid(const char *e); |
19 | bool env_value_is_valid(const char *e); | |
20 | bool env_assignment_is_valid(const char *e); | |
21 | ||
d5ce24c9 | 22 | typedef enum ReplaceEnvFlags { |
6eab5f06 LP |
23 | REPLACE_ENV_USE_ENVIRONMENT = 1 << 0, |
24 | REPLACE_ENV_ALLOW_BRACELESS = 1 << 1, | |
25 | REPLACE_ENV_ALLOW_EXTENDED = 1 << 2, | |
d5ce24c9 | 26 | } ReplaceEnvFlags; |
37f3ffca | 27 | |
f331434d LP |
28 | int replace_env_full(const char *format, size_t n, char **env, ReplaceEnvFlags flags, char **ret, char ***ret_unset_variables, char ***ret_bad_variables); |
29 | static inline int replace_env(const char *format, char **env, ReplaceEnvFlags flags, char **ret) { | |
30 | return replace_env_full(format, SIZE_MAX, env, flags, ret, NULL, NULL); | |
4bed076c RS |
31 | } |
32 | ||
f331434d | 33 | int replace_env_argv(char **argv, char **env, char ***ret, char ***ret_unset_variables, char ***ret_bad_variables); |
d5ce24c9 | 34 | |
4d1a6904 | 35 | bool strv_env_is_valid(char **e); |
039f0e70 LP |
36 | #define strv_env_clean(l) strv_env_clean_with_callback(l, NULL, NULL) |
37 | char **strv_env_clean_with_callback(char **l, void (*invalid_callback)(const char *p, void *userdata), void *userdata); | |
4d1a6904 | 38 | |
b4c14404 | 39 | bool strv_env_name_is_valid(char **l); |
123b964a LP |
40 | bool strv_env_name_or_assignment_is_valid(char **l); |
41 | ||
4ab3d29f ZJS |
42 | char** _strv_env_merge(char **first, ...); |
43 | #define strv_env_merge(first, ...) _strv_env_merge(first, __VA_ARGS__, POINTER_MAX) | |
da6053d0 | 44 | char **strv_env_delete(char **x, size_t n_lists, ...); /* New copy */ |
4d1a6904 | 45 | |
4d1a6904 | 46 | char **strv_env_unset(char **l, const char *p); /* In place ... */ |
43d03a83 | 47 | char **strv_env_unset_many(char **l, ...) _sentinel_; |
13734c75 | 48 | int strv_env_replace_consume(char ***l, char *p); /* In place ... */ |
aaf057c4 | 49 | int strv_env_replace_strdup(char ***l, const char *assignment); |
a14af47e | 50 | int strv_env_replace_strdup_passthrough(char ***l, const char *assignment); |
f08231fe | 51 | int strv_env_assign(char ***l, const char *key, const char *value); |
20f8b345 | 52 | int strv_env_assignf(char ***l, const char *key, const char *valuef, ...) _printf_(3, 4); |
40975963 YW |
53 | int _strv_env_assign_many(char ***l, ...) _sentinel_; |
54 | #define strv_env_assign_many(l, ...) _strv_env_assign_many(l, __VA_ARGS__, NULL) | |
4d1a6904 | 55 | |
d5ce24c9 | 56 | char *strv_env_get_n(char **l, const char *name, size_t k, ReplaceEnvFlags flags) _pure_; |
7658139c LP |
57 | static inline char *strv_env_get(char **x, const char *n) { |
58 | return strv_env_get_n(x, n, SIZE_MAX, 0); | |
59 | } | |
60 | ||
42e6a77b | 61 | char *strv_env_pairs_get(char **l, const char *name) _pure_; |
b41b9d2a LP |
62 | |
63 | int getenv_bool(const char *p); | |
71e0accc | 64 | int getenv_bool_secure(const char *p); |
063f9f0d | 65 | |
3fa8a114 JSMR |
66 | int getenv_uint64_secure(const char *p, uint64_t *ret); |
67 | ||
063f9f0d ZJS |
68 | /* Like setenv, but calls unsetenv if value == NULL. */ |
69 | int set_unset_env(const char *name, const char *value, bool overwrite); | |
cfd1c6e2 | 70 | |
fa256f43 ZJS |
71 | /* Like putenv, but duplicates the memory like setenv. */ |
72 | int putenv_dup(const char *assignment, bool override); | |
73 | ||
cfd1c6e2 | 74 | int setenv_systemd_exec_pid(bool update_only); |
93547f28 LB |
75 | |
76 | /* Parses and does sanity checks on an environment variable containing | |
77 | * PATH-like colon-separated absolute paths */ | |
78 | int getenv_path_list(const char *name, char ***ret_paths); | |
7a6abbe9 | 79 | |
e99ca147 | 80 | int getenv_steal_erase(const char *name, char **ret); |
58cb36e5 LB |
81 | |
82 | int set_full_environment(char **env); |