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72bca11b LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
9 | under the terms of the GNU Lesser General Public License as published by |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
72bca11b LP |
11 | (at your option) any later version. |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 16 | Lesser General Public License for more details. |
72bca11b | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
72bca11b LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
22 | #include <string.h> | |
23 | #include <stdlib.h> | |
24 | #include <errno.h> | |
25 | ||
26 | #include "locale-setup.h" | |
27 | #include "util.h" | |
28 | #include "macro.h" | |
5dc4c17f | 29 | #include "virt.h" |
a5c32cff | 30 | #include "fileio.h" |
e21fea24 | 31 | #include "strv.h" |
bcd8e6d1 | 32 | #include "env-util.h" |
72bca11b LP |
33 | |
34 | enum { | |
97e3d13f LP |
35 | /* We don't list LC_ALL here on purpose. People should be |
36 | * using LANG instead. */ | |
37 | ||
72bca11b | 38 | VARIABLE_LANG, |
07bceef2 | 39 | VARIABLE_LANGUAGE, |
72bca11b LP |
40 | VARIABLE_LC_CTYPE, |
41 | VARIABLE_LC_NUMERIC, | |
42 | VARIABLE_LC_TIME, | |
43 | VARIABLE_LC_COLLATE, | |
44 | VARIABLE_LC_MONETARY, | |
45 | VARIABLE_LC_MESSAGES, | |
72bca11b LP |
46 | VARIABLE_LC_PAPER, |
47 | VARIABLE_LC_NAME, | |
48 | VARIABLE_LC_ADDRESS, | |
49 | VARIABLE_LC_TELEPHONE, | |
50 | VARIABLE_LC_MEASUREMENT, | |
51 | VARIABLE_LC_IDENTIFICATION, | |
52 | _VARIABLE_MAX | |
53 | }; | |
54 | ||
55 | static const char * const variable_names[_VARIABLE_MAX] = { | |
56 | [VARIABLE_LANG] = "LANG", | |
07bceef2 | 57 | [VARIABLE_LANGUAGE] = "LANGUAGE", |
72bca11b LP |
58 | [VARIABLE_LC_CTYPE] = "LC_CTYPE", |
59 | [VARIABLE_LC_NUMERIC] = "LC_NUMERIC", | |
e624abf7 LP |
60 | [VARIABLE_LC_TIME] = "LC_TIME", |
61 | [VARIABLE_LC_COLLATE] = "LC_COLLATE", | |
62 | [VARIABLE_LC_MONETARY] = "LC_MONETARY", | |
08a67ac4 | 63 | [VARIABLE_LC_MESSAGES] = "LC_MESSAGES", |
e624abf7 LP |
64 | [VARIABLE_LC_PAPER] = "LC_PAPER", |
65 | [VARIABLE_LC_NAME] = "LC_NAME", | |
66 | [VARIABLE_LC_ADDRESS] = "LC_ADDRESS", | |
67 | [VARIABLE_LC_TELEPHONE] = "LC_TELEPHONE", | |
68 | [VARIABLE_LC_MEASUREMENT] = "LC_MEASUREMENT", | |
69 | [VARIABLE_LC_IDENTIFICATION] = "LC_IDENTIFICATION" | |
72bca11b LP |
70 | }; |
71 | ||
e21fea24 | 72 | int locale_setup(char ***environment) { |
bcd8e6d1 | 73 | char **add; |
b92bea5d | 74 | char *variables[_VARIABLE_MAX] = {}; |
d885ac66 | 75 | int r = 0, i; |
72bca11b | 76 | |
39d99a07 LP |
77 | if (detect_container(NULL) <= 0) { |
78 | r = parse_env_file("/proc/cmdline", WHITESPACE, | |
39d99a07 LP |
79 | "locale.LANG", &variables[VARIABLE_LANG], |
80 | "locale.LANGUAGE", &variables[VARIABLE_LANGUAGE], | |
81 | "locale.LC_CTYPE", &variables[VARIABLE_LC_CTYPE], | |
82 | "locale.LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC], | |
83 | "locale.LC_TIME", &variables[VARIABLE_LC_TIME], | |
84 | "locale.LC_COLLATE", &variables[VARIABLE_LC_COLLATE], | |
85 | "locale.LC_MONETARY", &variables[VARIABLE_LC_MONETARY], | |
86 | "locale.LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES], | |
87 | "locale.LC_PAPER", &variables[VARIABLE_LC_PAPER], | |
88 | "locale.LC_NAME", &variables[VARIABLE_LC_NAME], | |
89 | "locale.LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS], | |
90 | "locale.LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE], | |
91 | "locale.LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT], | |
92 | "locale.LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION], | |
93 | NULL); | |
94 | ||
95 | if (r < 0 && r != -ENOENT) | |
96 | log_warning("Failed to read /proc/cmdline: %s", strerror(-r)); | |
97 | } | |
ce8a6aa1 LP |
98 | |
99 | /* Hmm, nothing set on the kernel cmd line? Then let's | |
fd5bf055 | 100 | * try /etc/locale.conf */ |
39d99a07 LP |
101 | if (r <= 0) { |
102 | r = parse_env_file("/etc/locale.conf", NEWLINE, | |
103 | "LANG", &variables[VARIABLE_LANG], | |
104 | "LANGUAGE", &variables[VARIABLE_LANGUAGE], | |
105 | "LC_CTYPE", &variables[VARIABLE_LC_CTYPE], | |
106 | "LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC], | |
107 | "LC_TIME", &variables[VARIABLE_LC_TIME], | |
108 | "LC_COLLATE", &variables[VARIABLE_LC_COLLATE], | |
109 | "LC_MONETARY", &variables[VARIABLE_LC_MONETARY], | |
110 | "LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES], | |
111 | "LC_PAPER", &variables[VARIABLE_LC_PAPER], | |
112 | "LC_NAME", &variables[VARIABLE_LC_NAME], | |
113 | "LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS], | |
114 | "LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE], | |
115 | "LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT], | |
116 | "LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION], | |
117 | NULL); | |
118 | ||
119 | if (r < 0 && r != -ENOENT) | |
fd5bf055 | 120 | log_warning("Failed to read /etc/locale.conf: %s", strerror(-r)); |
ce8a6aa1 LP |
121 | } |
122 | ||
bcd8e6d1 | 123 | add = NULL; |
72bca11b | 124 | for (i = 0; i < _VARIABLE_MAX; i++) { |
bcd8e6d1 LP |
125 | char *s; |
126 | ||
e21fea24 KS |
127 | if (!variables[i]) |
128 | continue; | |
129 | ||
bcd8e6d1 LP |
130 | s = strjoin(variable_names[i], "=", variables[i], NULL); |
131 | if (!s) { | |
132 | r = -ENOMEM; | |
133 | goto finish; | |
134 | } | |
135 | ||
6e18964d | 136 | if (strv_consume(&add, s) < 0) { |
bcd8e6d1 LP |
137 | r = -ENOMEM; |
138 | goto finish; | |
139 | } | |
140 | } | |
141 | ||
142 | if (!strv_isempty(add)) { | |
143 | char **e; | |
144 | ||
145 | e = strv_env_merge(2, *environment, add); | |
146 | if (!e) { | |
e21fea24 KS |
147 | r = -ENOMEM; |
148 | goto finish; | |
149 | } | |
150 | ||
bcd8e6d1 LP |
151 | strv_free(*environment); |
152 | *environment = e; | |
72bca11b | 153 | } |
8780d48d | 154 | |
72bca11b LP |
155 | r = 0; |
156 | ||
157 | finish: | |
bcd8e6d1 LP |
158 | strv_free(add); |
159 | ||
72bca11b LP |
160 | for (i = 0; i < _VARIABLE_MAX; i++) |
161 | free(variables[i]); | |
162 | ||
163 | return r; | |
164 | } |