243 lines
12 KiB
C
243 lines
12 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include "locale-setup.h"
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#include "util.h"
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#include "macro.h"
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#include "virt.h"
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enum {
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/* We don't list LC_ALL here on purpose. People should be
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* using LANG instead. */
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VARIABLE_LANG,
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VARIABLE_LANGUAGE,
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VARIABLE_LC_CTYPE,
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VARIABLE_LC_NUMERIC,
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VARIABLE_LC_TIME,
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VARIABLE_LC_COLLATE,
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VARIABLE_LC_MONETARY,
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VARIABLE_LC_MESSAGES,
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VARIABLE_LC_PAPER,
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VARIABLE_LC_NAME,
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VARIABLE_LC_ADDRESS,
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VARIABLE_LC_TELEPHONE,
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VARIABLE_LC_MEASUREMENT,
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VARIABLE_LC_IDENTIFICATION,
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_VARIABLE_MAX
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};
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static const char * const variable_names[_VARIABLE_MAX] = {
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[VARIABLE_LANG] = "LANG",
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[VARIABLE_LANGUAGE] = "LANGUAGE",
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[VARIABLE_LC_CTYPE] = "LC_CTYPE",
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[VARIABLE_LC_NUMERIC] = "LC_NUMERIC",
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[VARIABLE_LC_TIME] = "LC_TIME",
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[VARIABLE_LC_COLLATE] = "LC_COLLATE",
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[VARIABLE_LC_MONETARY] = "LC_MONETARY",
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[VARIABLE_LC_MESSAGES] = "LC_MESSAGES",
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[VARIABLE_LC_PAPER] = "LC_PAPER",
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[VARIABLE_LC_NAME] = "LC_NAME",
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[VARIABLE_LC_ADDRESS] = "LC_ADDRESS",
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[VARIABLE_LC_TELEPHONE] = "LC_TELEPHONE",
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[VARIABLE_LC_MEASUREMENT] = "LC_MEASUREMENT",
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[VARIABLE_LC_IDENTIFICATION] = "LC_IDENTIFICATION"
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};
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int locale_setup(void) {
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char *variables[_VARIABLE_MAX];
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int r = 0, i;
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zero(variables);
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if (detect_container(NULL) <= 0) {
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r = parse_env_file("/proc/cmdline", WHITESPACE,
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#if defined(TARGET_FEDORA)
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"LANG", &variables[VARIABLE_LANG],
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#endif
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"locale.LANG", &variables[VARIABLE_LANG],
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"locale.LANGUAGE", &variables[VARIABLE_LANGUAGE],
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"locale.LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
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"locale.LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
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"locale.LC_TIME", &variables[VARIABLE_LC_TIME],
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"locale.LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
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"locale.LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
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"locale.LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
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"locale.LC_PAPER", &variables[VARIABLE_LC_PAPER],
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"locale.LC_NAME", &variables[VARIABLE_LC_NAME],
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"locale.LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
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"locale.LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
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"locale.LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
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"locale.LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
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NULL);
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if (r < 0 && r != -ENOENT)
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log_warning("Failed to read /proc/cmdline: %s", strerror(-r));
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}
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/* Hmm, nothing set on the kernel cmd line? Then let's
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* try /etc/locale.conf */
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if (r <= 0) {
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r = parse_env_file("/etc/locale.conf", NEWLINE,
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"LANG", &variables[VARIABLE_LANG],
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"LANGUAGE", &variables[VARIABLE_LANGUAGE],
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"LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
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"LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
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"LC_TIME", &variables[VARIABLE_LC_TIME],
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"LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
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"LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
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"LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
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"LC_PAPER", &variables[VARIABLE_LC_PAPER],
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"LC_NAME", &variables[VARIABLE_LC_NAME],
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"LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
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"LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
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"LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
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"LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
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NULL);
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if (r < 0 && r != -ENOENT)
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log_warning("Failed to read /etc/locale.conf: %s", strerror(-r));
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}
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#if defined(TARGET_ALTLINUX)
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if (r <= 0) {
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r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
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"LANG", &variables[VARIABLE_LANG],
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NULL);
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if (r < 0 && r != -ENOENT)
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log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
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}
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#elif defined(TARGET_SUSE)
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if (r <= 0) {
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r = parse_env_file("/etc/sysconfig/language", NEWLINE,
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"RC_LANG", &variables[VARIABLE_LANG],
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NULL);
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if (r < 0 && r != -ENOENT)
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log_warning("Failed to read /etc/sysconfig/language: %s", strerror(-r));
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}
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#elif defined(TARGET_DEBIAN) || defined(TARGET_ANGSTROM)
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if (r <= 0) {
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r = parse_env_file("/etc/default/locale", NEWLINE,
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"LANG", &variables[VARIABLE_LANG],
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"LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
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"LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
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"LC_TIME", &variables[VARIABLE_LC_TIME],
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"LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
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"LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
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"LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
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"LC_PAPER", &variables[VARIABLE_LC_PAPER],
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"LC_NAME", &variables[VARIABLE_LC_NAME],
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"LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
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"LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
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"LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
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"LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
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NULL);
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if (r < 0 && r != -ENOENT)
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log_warning("Failed to read /etc/default/locale: %s", strerror(-r));
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}
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#elif defined(TARGET_GENTOO)
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/* Gentoo's openrc expects locale variables in /etc/env.d/
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* These files are later compiled by env-update into shell
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* export commands at /etc/profile.env, with variables being
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* exported by openrc's runscript (so /etc/init.d/)
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*/
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if (r <= 0) {
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r = parse_env_file("/etc/profile.env", NEWLINE,
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"export LANG", &variables[VARIABLE_LANG],
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"export LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
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"export LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
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"export LC_TIME", &variables[VARIABLE_LC_TIME],
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"export LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
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"export LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
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"export LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
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"export LC_PAPER", &variables[VARIABLE_LC_PAPER],
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"export LC_NAME", &variables[VARIABLE_LC_NAME],
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"export LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
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"export LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
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"export LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
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"export LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
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NULL);
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if (r < 0 && r != -ENOENT)
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log_warning("Failed to read /etc/profile.env: %s", strerror(-r));
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}
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#elif defined(TARGET_MANDRIVA) || defined(TARGET_MAGEIA)
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if (r <= 0) {
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r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
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"LANG", &variables[VARIABLE_LANG],
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"LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
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"LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
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"LC_TIME", &variables[VARIABLE_LC_TIME],
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"LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
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"LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
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"LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
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"LC_PAPER", &variables[VARIABLE_LC_PAPER],
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"LC_NAME", &variables[VARIABLE_LC_NAME],
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"LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
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"LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
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"LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
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"LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
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NULL);
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if (r < 0 && r != -ENOENT)
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log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
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}
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#endif
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if (!variables[VARIABLE_LANG]) {
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variables[VARIABLE_LANG] = strdup("C");
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if (!variables[VARIABLE_LANG]) {
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r = -ENOMEM;
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goto finish;
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}
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}
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for (i = 0; i < _VARIABLE_MAX; i++) {
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if (variables[i]) {
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if (setenv(variable_names[i], variables[i], 1) < 0) {
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r = -errno;
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goto finish;
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}
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} else
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unsetenv(variable_names[i]);
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}
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r = 0;
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finish:
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for (i = 0; i < _VARIABLE_MAX; i++)
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free(variables[i]);
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return r;
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}
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