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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 | |
9 | under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
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 | |
16 | General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
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" | |
29 | ||
30 | enum { | |
31 | VARIABLE_LANG, | |
32 | VARIABLE_LC_CTYPE, | |
33 | VARIABLE_LC_NUMERIC, | |
34 | VARIABLE_LC_TIME, | |
35 | VARIABLE_LC_COLLATE, | |
36 | VARIABLE_LC_MONETARY, | |
37 | VARIABLE_LC_MESSAGES, | |
38 | VARIABLE_LC_ALL, | |
39 | VARIABLE_LC_PAPER, | |
40 | VARIABLE_LC_NAME, | |
41 | VARIABLE_LC_ADDRESS, | |
42 | VARIABLE_LC_TELEPHONE, | |
43 | VARIABLE_LC_MEASUREMENT, | |
44 | VARIABLE_LC_IDENTIFICATION, | |
45 | _VARIABLE_MAX | |
46 | }; | |
47 | ||
48 | static const char * const variable_names[_VARIABLE_MAX] = { | |
49 | [VARIABLE_LANG] = "LANG", | |
50 | [VARIABLE_LC_CTYPE] = "LC_CTYPE", | |
51 | [VARIABLE_LC_NUMERIC] = "LC_NUMERIC", | |
52 | [VARIABLE_LC_TIME] = "TIME", | |
53 | [VARIABLE_LC_COLLATE] = "COLLATE", | |
54 | [VARIABLE_LC_MONETARY] = "MONETARY", | |
55 | [VARIABLE_LC_MESSAGES] = "MESSAGE", | |
56 | [VARIABLE_LC_ALL] = "ALL", | |
57 | [VARIABLE_LC_PAPER] = "PAPER", | |
58 | [VARIABLE_LC_NAME] = "NAME", | |
59 | [VARIABLE_LC_ADDRESS] = "ADDRESS", | |
60 | [VARIABLE_LC_TELEPHONE] = "TELEPHONE", | |
61 | [VARIABLE_LC_MEASUREMENT] = "MEASUREMENT", | |
62 | [VARIABLE_LC_IDENTIFICATION] = "IDENTIFICATION" | |
63 | }; | |
64 | ||
65 | int locale_setup(void) { | |
66 | char *variables[_VARIABLE_MAX]; | |
67 | int r, i; | |
68 | ||
69 | zero(variables); | |
70 | ||
71 | #ifdef TARGET_FEDORA | |
72 | if ((r = parse_env_file("/etc/sysconfig/i18n", NEWLINE, | |
73 | "LANG", &variables[VARIABLE_LANG], | |
74 | NULL)) < 0) { | |
75 | ||
76 | if (r != -ENOENT) | |
77 | log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r)); | |
78 | } | |
79 | #endif | |
80 | ||
81 | /* Override distribution-specific options with the | |
82 | * distribution-independent configuration */ | |
83 | if ((r = parse_env_file("/etc/locale", NEWLINE, | |
84 | "LANG", &variables[VARIABLE_LANG], | |
85 | "LC_CTYPE", &variables[VARIABLE_LC_CTYPE], | |
86 | "LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC], | |
87 | "LC_TIME", &variables[VARIABLE_LC_TIME], | |
88 | "LC_COLLATE", &variables[VARIABLE_LC_COLLATE], | |
89 | "LC_MONETARY", &variables[VARIABLE_LC_MONETARY], | |
90 | "LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES], | |
91 | "LC_ALL", &variables[VARIABLE_LC_ALL], | |
92 | "LC_PAPER", &variables[VARIABLE_LC_PAPER], | |
93 | "LC_NAME", &variables[VARIABLE_LC_NAME], | |
94 | "LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS], | |
95 | "LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE], | |
96 | "LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT], | |
97 | "LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION], | |
98 | NULL)) < 0) { | |
99 | ||
100 | if (r != -ENOENT) | |
101 | log_warning("Failed to read /etc/locale: %s", strerror(-r)); | |
102 | } | |
103 | ||
104 | if ((r = parse_env_file("/proc/cmdline", WHITESPACE, | |
105 | #ifdef TARGET_FEDORA | |
106 | "LANG", &variables[VARIABLE_LANG], | |
107 | #endif | |
108 | "locale.LANG", &variables[VARIABLE_LANG], | |
109 | "locale.LC_CTYPE", &variables[VARIABLE_LC_CTYPE], | |
110 | "locale.LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC], | |
111 | "locale.LC_TIME", &variables[VARIABLE_LC_TIME], | |
112 | "locale.LC_COLLATE", &variables[VARIABLE_LC_COLLATE], | |
113 | "locale.LC_MONETARY", &variables[VARIABLE_LC_MONETARY], | |
114 | "locale.LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES], | |
115 | "locale.LC_ALL", &variables[VARIABLE_LC_ALL], | |
116 | "locale.LC_PAPER", &variables[VARIABLE_LC_PAPER], | |
117 | "locale.LC_NAME", &variables[VARIABLE_LC_NAME], | |
118 | "locale.LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS], | |
119 | "locale.LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE], | |
120 | "locale.LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT], | |
121 | "locale.LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION], | |
122 | NULL)) < 0) { | |
123 | ||
124 | if (r != -ENOENT) | |
125 | log_warning("Failed to read /proc/cmdline: %s", strerror(-r)); | |
126 | } | |
127 | ||
128 | if (!variables[VARIABLE_LANG]) { | |
129 | if (!(variables[VARIABLE_LANG] = strdup("C"))) { | |
130 | r = -ENOMEM; | |
131 | goto finish; | |
132 | } | |
133 | } | |
134 | ||
135 | for (i = 0; i < _VARIABLE_MAX; i++) { | |
136 | ||
137 | if (!variables[i]) | |
138 | continue; | |
139 | ||
140 | if (setenv(variable_names[i], variables[i], 1) < 0) { | |
141 | r = -errno; | |
142 | goto finish; | |
143 | } | |
144 | ||
145 | } | |
146 | r = 0; | |
147 | ||
148 | finish: | |
149 | for (i = 0; i < _VARIABLE_MAX; i++) | |
150 | free(variables[i]); | |
151 | ||
152 | return r; | |
153 | } |