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-rw-r--r--src/locale-setup.c251
1 files changed, 251 insertions, 0 deletions
diff --git a/src/locale-setup.c b/src/locale-setup.c
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index 000000000..7f692e9c5
--- /dev/null
+++ b/src/locale-setup.c
@@ -0,0 +1,251 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2010 Lennart Poettering
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include "locale-setup.h"
+#include "util.h"
+#include "macro.h"
+#include "virt.h"
+
+enum {
+ /* We don't list LC_ALL here on purpose. People should be
+ * using LANG instead. */
+
+ VARIABLE_LANG,
+ VARIABLE_LANGUAGE,
+ VARIABLE_LC_CTYPE,
+ VARIABLE_LC_NUMERIC,
+ VARIABLE_LC_TIME,
+ VARIABLE_LC_COLLATE,
+ VARIABLE_LC_MONETARY,
+ VARIABLE_LC_MESSAGES,
+ VARIABLE_LC_PAPER,
+ VARIABLE_LC_NAME,
+ VARIABLE_LC_ADDRESS,
+ VARIABLE_LC_TELEPHONE,
+ VARIABLE_LC_MEASUREMENT,
+ VARIABLE_LC_IDENTIFICATION,
+ _VARIABLE_MAX
+};
+
+static const char * const variable_names[_VARIABLE_MAX] = {
+ [VARIABLE_LANG] = "LANG",
+ [VARIABLE_LANGUAGE] = "LANGUAGE",
+ [VARIABLE_LC_CTYPE] = "LC_CTYPE",
+ [VARIABLE_LC_NUMERIC] = "LC_NUMERIC",
+ [VARIABLE_LC_TIME] = "LC_TIME",
+ [VARIABLE_LC_COLLATE] = "LC_COLLATE",
+ [VARIABLE_LC_MONETARY] = "LC_MONETARY",
+ [VARIABLE_LC_MESSAGES] = "LC_MESSAGES",
+ [VARIABLE_LC_PAPER] = "LC_PAPER",
+ [VARIABLE_LC_NAME] = "LC_NAME",
+ [VARIABLE_LC_ADDRESS] = "LC_ADDRESS",
+ [VARIABLE_LC_TELEPHONE] = "LC_TELEPHONE",
+ [VARIABLE_LC_MEASUREMENT] = "LC_MEASUREMENT",
+ [VARIABLE_LC_IDENTIFICATION] = "LC_IDENTIFICATION"
+};
+
+int locale_setup(void) {
+ char *variables[_VARIABLE_MAX];
+ int r = 0, i;
+
+ zero(variables);
+
+ if (detect_container(NULL) <= 0)
+ if ((r = parse_env_file("/proc/cmdline", WHITESPACE,
+#if defined(TARGET_FEDORA) || defined(TARGET_MEEGO)
+ "LANG", &variables[VARIABLE_LANG],
+#endif
+ "locale.LANG", &variables[VARIABLE_LANG],
+ "locale.LANGUAGE", &variables[VARIABLE_LANGUAGE],
+ "locale.LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
+ "locale.LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
+ "locale.LC_TIME", &variables[VARIABLE_LC_TIME],
+ "locale.LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
+ "locale.LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
+ "locale.LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
+ "locale.LC_PAPER", &variables[VARIABLE_LC_PAPER],
+ "locale.LC_NAME", &variables[VARIABLE_LC_NAME],
+ "locale.LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
+ "locale.LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
+ "locale.LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
+ "locale.LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /proc/cmdline: %s", strerror(-r));
+ }
+
+ /* Hmm, nothing set on the kernel cmd line? Then let's
+ * try /etc/locale.conf */
+ if (r <= 0 &&
+ (r = parse_env_file("/etc/locale.conf", NEWLINE,
+ "LANG", &variables[VARIABLE_LANG],
+ "LANGUAGE", &variables[VARIABLE_LANGUAGE],
+ "LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
+ "LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
+ "LC_TIME", &variables[VARIABLE_LC_TIME],
+ "LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
+ "LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
+ "LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
+ "LC_PAPER", &variables[VARIABLE_LC_PAPER],
+ "LC_NAME", &variables[VARIABLE_LC_NAME],
+ "LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
+ "LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
+ "LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
+ "LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /etc/locale.conf: %s", strerror(-r));
+ }
+
+#if defined(TARGET_FEDORA) || defined(TARGET_ALTLINUX) || defined(TARGET_MEEGO)
+ if (r <= 0 &&
+ (r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
+ "LANG", &variables[VARIABLE_LANG],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
+ }
+
+#elif defined(TARGET_SUSE)
+ if (r <= 0 &&
+ (r = parse_env_file("/etc/sysconfig/language", NEWLINE,
+ "RC_LANG", &variables[VARIABLE_LANG],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /etc/sysconfig/language: %s", strerror(-r));
+ }
+
+#elif defined(TARGET_DEBIAN) || defined(TARGET_UBUNTU) || defined(TARGET_ANGSTROM)
+ if (r <= 0 &&
+ (r = parse_env_file("/etc/default/locale", NEWLINE,
+ "LANG", &variables[VARIABLE_LANG],
+ "LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
+ "LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
+ "LC_TIME", &variables[VARIABLE_LC_TIME],
+ "LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
+ "LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
+ "LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
+ "LC_PAPER", &variables[VARIABLE_LC_PAPER],
+ "LC_NAME", &variables[VARIABLE_LC_NAME],
+ "LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
+ "LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
+ "LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
+ "LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /etc/default/locale: %s", strerror(-r));
+ }
+
+#elif defined(TARGET_ARCH)
+ if (r <= 0 &&
+ (r = parse_env_file("/etc/rc.conf", NEWLINE,
+ "LOCALE", &variables[VARIABLE_LANG],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /etc/rc.conf: %s", strerror(-r));
+ }
+
+#elif defined(TARGET_GENTOO)
+ /* Gentoo's openrc expects locale variables in /etc/env.d/
+ * These files are later compiled by env-update into shell
+ * export commands at /etc/profile.env, with variables being
+ * exported by openrc's runscript (so /etc/init.d/)
+ */
+ if (r <= 0 &&
+ (r = parse_env_file("/etc/profile.env", NEWLINE,
+ "export LANG", &variables[VARIABLE_LANG],
+ "export LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
+ "export LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
+ "export LC_TIME", &variables[VARIABLE_LC_TIME],
+ "export LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
+ "export LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
+ "export LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
+ "export LC_PAPER", &variables[VARIABLE_LC_PAPER],
+ "export LC_NAME", &variables[VARIABLE_LC_NAME],
+ "export LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
+ "export LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
+ "export LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
+ "export LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /etc/profile.env: %s", strerror(-r));
+ }
+#elif defined(TARGET_MANDRIVA) || defined(TARGET_MAGEIA )
+ if (r <= 0 &&
+ (r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
+ "LANG", &variables[VARIABLE_LANG],
+ "LC_CTYPE", &variables[VARIABLE_LC_CTYPE],
+ "LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC],
+ "LC_TIME", &variables[VARIABLE_LC_TIME],
+ "LC_COLLATE", &variables[VARIABLE_LC_COLLATE],
+ "LC_MONETARY", &variables[VARIABLE_LC_MONETARY],
+ "LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES],
+ "LC_PAPER", &variables[VARIABLE_LC_PAPER],
+ "LC_NAME", &variables[VARIABLE_LC_NAME],
+ "LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS],
+ "LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE],
+ "LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT],
+ "LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
+ NULL)) < 0) {
+
+ if (r != -ENOENT)
+ log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
+ }
+
+#endif
+
+ if (!variables[VARIABLE_LANG]) {
+ if (!(variables[VARIABLE_LANG] = strdup("C"))) {
+ r = -ENOMEM;
+ goto finish;
+ }
+ }
+
+ for (i = 0; i < _VARIABLE_MAX; i++) {
+
+ if (variables[i]) {
+ if (setenv(variable_names[i], variables[i], 1) < 0) {
+ r = -errno;
+ goto finish;
+ }
+ } else
+ unsetenv(variable_names[i]);
+ }
+
+ r = 0;
+
+finish:
+ for (i = 0; i < _VARIABLE_MAX; i++)
+ free(variables[i]);
+
+ return r;
+}
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