97 lines
4.5 KiB
C
97 lines
4.5 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include <errno.h>
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#include <stdlib.h>
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#include "env-file.h"
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#include "env-util.h"
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#include "locale-setup.h"
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#include "locale-util.h"
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#include "proc-cmdline.h"
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#include "string-util.h"
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#include "strv.h"
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#include "util.h"
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#include "virt.h"
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int locale_setup(char ***environment) {
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_cleanup_(locale_variables_freep) char *variables[_VARIABLE_LC_MAX] = {};
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_cleanup_strv_free_ char **add = NULL;
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LocaleVariable i;
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int r;
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r = proc_cmdline_get_key_many(PROC_CMDLINE_STRIP_RD_PREFIX,
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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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if (r < 0 && r != -ENOENT)
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log_warning_errno(r, "Failed to read /proc/cmdline: %m");
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/* Hmm, nothing set on the kernel cmd line? Then let's try /etc/locale.conf */
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if (r <= 0) {
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r = parse_env_file(NULL, "/etc/locale.conf",
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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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if (r < 0 && r != -ENOENT)
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log_warning_errno(r, "Failed to read /etc/locale.conf: %m");
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}
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for (i = 0; i < _VARIABLE_LC_MAX; i++) {
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char *s;
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if (!variables[i])
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continue;
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s = strjoin(locale_variable_to_string(i), "=", variables[i]);
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if (!s)
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return -ENOMEM;
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if (strv_consume(&add, s) < 0)
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return -ENOMEM;
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}
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if (strv_isempty(add)) {
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/* If no locale is configured then default to compile-time default. */
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add = strv_new("LANG=" SYSTEMD_DEFAULT_LOCALE);
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if (!add)
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return -ENOMEM;
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}
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if (strv_isempty(*environment))
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strv_free_and_replace(*environment, add);
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else {
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char **merged;
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merged = strv_env_merge(2, *environment, add);
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if (!merged)
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return -ENOMEM;
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strv_free_and_replace(*environment, merged);
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}
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return 0;
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}
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