chiark / gitweb /
container: skip a few things when we are run in a container such as accessing /proc...
[elogind.git] / src / locale-setup.c
index 923be045e15fc711150d325ac41a684a2f5b5193..055c1fa3f31b03104b5da17bd28734bdc6e97845 100644 (file)
@@ -28,6 +28,9 @@
 #include "macro.h"
 
 enum {
+        /* We don't list LC_ALL here on purpose. People should be
+         * using LANG instead. */
+
         VARIABLE_LANG,
         VARIABLE_LC_CTYPE,
         VARIABLE_LC_NUMERIC,
@@ -35,7 +38,6 @@ enum {
         VARIABLE_LC_COLLATE,
         VARIABLE_LC_MONETARY,
         VARIABLE_LC_MESSAGES,
-        VARIABLE_LC_ALL,
         VARIABLE_LC_PAPER,
         VARIABLE_LC_NAME,
         VARIABLE_LC_ADDRESS,
@@ -49,17 +51,16 @@ static const char * const variable_names[_VARIABLE_MAX] = {
         [VARIABLE_LANG] = "LANG",
         [VARIABLE_LC_CTYPE] = "LC_CTYPE",
         [VARIABLE_LC_NUMERIC] = "LC_NUMERIC",
-        [VARIABLE_LC_TIME] = "TIME",
-        [VARIABLE_LC_COLLATE] = "COLLATE",
-        [VARIABLE_LC_MONETARY] = "MONETARY",
-        [VARIABLE_LC_MESSAGES] = "MESSAGE",
-        [VARIABLE_LC_ALL] = "ALL",
-        [VARIABLE_LC_PAPER] = "PAPER",
-        [VARIABLE_LC_NAME] = "NAME",
-        [VARIABLE_LC_ADDRESS] = "ADDRESS",
-        [VARIABLE_LC_TELEPHONE] = "TELEPHONE",
-        [VARIABLE_LC_MEASUREMENT] = "MEASUREMENT",
-        [VARIABLE_LC_IDENTIFICATION] = "IDENTIFICATION"
+        [VARIABLE_LC_TIME] = "LC_TIME",
+        [VARIABLE_LC_COLLATE] = "LC_COLLATE",
+        [VARIABLE_LC_MONETARY] = "LC_MONETARY",
+        [VARIABLE_LC_MESSAGES] = "LC_MESSAGE",
+        [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) {
@@ -68,19 +69,122 @@ int locale_setup(void) {
 
         zero(variables);
 
+        if (detect_virtualization(NULL) <= 0)
+                if ((r = parse_env_file("/proc/cmdline", WHITESPACE,
 #ifdef TARGET_FEDORA
-        if ((r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
+                                        "LANG",                     &variables[VARIABLE_LANG],
+#endif
+                                        "locale.LANG",              &variables[VARIABLE_LANG],
+                                        "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],
+                               "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)
+        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));
         }
-#endif
 
-        /* Override distribution-specific options with the
-         * distribution-independent configuration */
-        if ((r = parse_env_file("/etc/locale", NEWLINE,
+#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)
+        if (r <= 0 &&
+            (r = parse_env_file("/etc/default/locale", NEWLINE,
+                                "LANG", &variables[VARIABLE_LANG],
+                                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)
+        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],
@@ -88,7 +192,6 @@ int locale_setup(void) {
                                 "LC_COLLATE",        &variables[VARIABLE_LC_COLLATE],
                                 "LC_MONETARY",       &variables[VARIABLE_LC_MONETARY],
                                 "LC_MESSAGES",       &variables[VARIABLE_LC_MESSAGES],
-                                "LC_ALL",            &variables[VARIABLE_LC_ALL],
                                 "LC_PAPER",          &variables[VARIABLE_LC_PAPER],
                                 "LC_NAME",           &variables[VARIABLE_LC_NAME],
                                 "LC_ADDRESS",        &variables[VARIABLE_LC_ADDRESS],
@@ -97,33 +200,11 @@ int locale_setup(void) {
                                 "LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION],
                                 NULL)) < 0) {
 
-                if (r != -ENOENT)
-                        log_warning("Failed to read /etc/locale: %s", strerror(-r));
+               if (r != -ENOENT)
+                       log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
         }
 
-        if ((r = parse_env_file("/proc/cmdline", WHITESPACE,
-#ifdef TARGET_FEDORA
-                                "LANG",                     &variables[VARIABLE_LANG],
 #endif
-                                "locale.LANG",              &variables[VARIABLE_LANG],
-                                "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_ALL",            &variables[VARIABLE_LC_ALL],
-                                "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));
-        }
 
         if (!variables[VARIABLE_LANG]) {
                 if (!(variables[VARIABLE_LANG] = strdup("C"))) {
@@ -134,15 +215,15 @@ int locale_setup(void) {
 
         for (i = 0; i < _VARIABLE_MAX; i++) {
 
-                if (!variables[i])
-                        continue;
-
-                if (setenv(variable_names[i], variables[i], 1) < 0) {
-                        r = -errno;
-                        goto finish;
-                }
-
+                if (variables[i]) {
+                        if (setenv(variable_names[i], variables[i], 1) < 0) {
+                                r = -errno;
+                                goto finish;
+                        }
+                } else
+                        unsetenv(variable_names[i]);
         }
+
         r = 0;
 
 finish: