chiark / gitweb /
localed: move sources to subdirectory
authorKay Sievers <kay.sievers@vrfy.org>
Sat, 31 Dec 2011 05:50:34 +0000 (06:50 +0100)
committerKay Sievers <kay.sievers@vrfy.org>
Sat, 31 Dec 2011 05:50:34 +0000 (06:50 +0100)
Makefile.am
po/POTFILES.skip
src/locale/localed.c [new file with mode: 0644]
src/localed.c

index 3440e68..cc28e2a 100644 (file)
@@ -207,11 +207,6 @@ rootlibexec_PROGRAMS += \
        systemd-hostnamed
 endif
 
-if ENABLE_LOCALED
-rootlibexec_PROGRAMS += \
-       systemd-localed
-endif
-
 systemgenerator_PROGRAMS = \
        systemd-getty-generator
 
@@ -438,11 +433,6 @@ nodist_systemunit_DATA += \
        units/systemd-hostnamed.service
 endif
 
-if ENABLE_LOCALED
-nodist_systemunit_DATA += \
-       units/systemd-localed.service
-endif
-
 dist_userunit_DATA = \
        units/user/default.target \
        units/user/exit.target
@@ -507,11 +497,6 @@ EXTRA_DIST += \
        units/systemd-hostnamed.service.in
 endif
 
-if ENABLE_LOCALED
-EXTRA_DIST += \
-       units/systemd-localed.service.in
-endif
-
 if TARGET_FEDORA
 dist_systemunit_DATA += \
        units/fedora/prefdm.service \
@@ -1109,6 +1094,12 @@ systemd_shutdownd_LDADD = \
        libsystemd-basic.la \
        libsystemd-daemon.la
 
+dist_pkgdata_DATA = \
+       src/kbd-model-map
+
+dist_noinst_SCRIPT = \
+       src/generate-kbd-model-map
+
 systemd_hostnamed_SOURCES = \
        src/hostnamed.c \
        src/dbus-common.c \
@@ -1123,8 +1114,10 @@ systemd_hostnamed_LDADD = \
        libsystemd-daemon.la \
        $(DBUS_LIBS)
 
+# ------------------------------------------------------------------------------
+if ENABLE_LOCALED
 systemd_localed_SOURCES = \
-       src/localed.c \
+       src/locale/localed.c \
        src/dbus-common.c \
        src/polkit.c
 
@@ -1137,11 +1130,28 @@ systemd_localed_LDADD = \
        libsystemd-daemon.la \
        $(DBUS_LIBS)
 
-dist_pkgdata_DATA = \
-       src/kbd-model-map
+nodist_systemunit_DATA += \
+       units/systemd-localed.service
 
-dist_noinst_SCRIPT = \
-       src/generate-kbd-model-map
+rootlibexec_PROGRAMS += \
+       systemd-localed
+
+org.freedesktop.locale1.xml: systemd-localed
+       $(AM_V_GEN)$(LIBTOOL) --mode=execute $(OBJCOPY) -O binary -j introspect.locale1 $< $@.tmp && \
+               $(STRINGS) $@.tmp | $(AWK) -f $(srcdir)/introspect.awk | \
+               $(DBUS_PREPROCESS) -o $@ - && rm $@.tmp
+
+localed-install-data-hook:
+       ( cd $(DESTDIR)$(systemunitdir) && \
+               rm -f dbus-org.freedesktop.locale1.service && \
+               $(LN_S) systemd-localed.service dbus-org.freedesktop.locale1.service )
+
+INSTALL_DATA_HOOKS += \
+       localed-install-data-hook
+
+EXTRA_DIST += \
+       units/systemd-localed.service.in
+endif
 
 # ------------------------------------------------------------------------------
 if ENABLE_TIMEDATED
@@ -2035,11 +2045,6 @@ org.freedesktop.hostname1.xml: systemd-hostnamed
                $(STRINGS) $@.tmp | $(AWK) -f $(srcdir)/introspect.awk | \
                $(DBUS_PREPROCESS) -o $@ - && rm $@.tmp
 
-org.freedesktop.locale1.xml: systemd-localed
-       $(AM_V_GEN)$(LIBTOOL) --mode=execute $(OBJCOPY) -O binary -j introspect.locale1 $< $@.tmp && \
-               $(STRINGS) $@.tmp | $(AWK) -f $(srcdir)/introspect.awk | \
-               $(DBUS_PREPROCESS) -o $@ - && rm $@.tmp
-
 CLEANFILES += \
        $(dbusinterface_DATA)
 
@@ -2196,11 +2201,6 @@ if ENABLE_HOSTNAMED
                rm -f dbus-org.freedesktop.hostname1.service && \
                $(LN_S) systemd-hostnamed.service dbus-org.freedesktop.hostname1.service )
 endif
-if ENABLE_LOCALED
-       ( cd $(DESTDIR)$(systemunitdir) && \
-               rm -f dbus-org.freedesktop.locale1.service && \
-               $(LN_S) systemd-localed.service dbus-org.freedesktop.locale1.service )
-endif
        ( cd $(DESTDIR)$(systemunitdir)/basic.target.wants && \
                rm -f systemd-tmpfiles-clean.timer && \
                $(LN_S) ../systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.timer )
index 17c87f9..10d6141 100644 (file)
@@ -12,7 +12,7 @@ src/dbus-target.c
 src/dbus-timer.c
 src/dbus-unit.c
 src/hostnamed.c
-src/localed.c
+src/locale/localed.c
 src/org.freedesktop.systemd1.policy.in.in
 src/timedate/timedated.c
 units/systemd-readahead-done.service.in
diff --git a/src/locale/localed.c b/src/locale/localed.c
new file mode 100644 (file)
index 0000000..c6b48de
--- /dev/null
@@ -0,0 +1,1429 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2011 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 <dbus/dbus.h>
+
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "util.h"
+#include "strv.h"
+#include "dbus-common.h"
+#include "polkit.h"
+#include "def.h"
+
+#define INTERFACE                                                       \
+        " <interface name=\"org.freedesktop.locale1\">\n"               \
+        "  <property name=\"Locale\" type=\"as\" access=\"read\"/>\n"   \
+        "  <property name=\"VConsoleKeymap\" type=\"s\" access=\"read\"/>\n" \
+        "  <property name=\"VConsoleKeymapToggle\" type=\"s\" access=\"read\"/>\n" \
+        "  <property name=\"X11Layout\" type=\"s\" access=\"read\"/>\n" \
+        "  <property name=\"X11Model\" type=\"s\" access=\"read\"/>\n"  \
+        "  <property name=\"X11Variant\" type=\"s\" access=\"read\"/>\n" \
+        "  <property name=\"X11Options\" type=\"s\" access=\"read\"/>\n" \
+        "  <method name=\"SetLocale\">\n"                               \
+        "   <arg name=\"locale\" type=\"as\" direction=\"in\"/>\n"      \
+        "   <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \
+        "  </method>\n"                                                 \
+        "  <method name=\"SetVConsoleKeyboard\">\n"                      \
+        "   <arg name=\"keymap\" type=\"s\" direction=\"in\"/>\n"       \
+        "   <arg name=\"keymap_toggle\" type=\"s\" direction=\"in\"/>\n" \
+        "   <arg name=\"convert\" type=\"b\" direction=\"in\"/>\n"      \
+        "   <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \
+        "  </method>\n"                                                 \
+        "  <method name=\"SetX11Keyboard\">\n"                          \
+        "   <arg name=\"layout\" type=\"s\" direction=\"in\"/>\n"       \
+        "   <arg name=\"model\" type=\"s\" direction=\"in\"/>\n"        \
+        "   <arg name=\"variant\" type=\"s\" direction=\"in\"/>\n"      \
+        "   <arg name=\"options\" type=\"s\" direction=\"in\"/>\n"      \
+        "   <arg name=\"convert\" type=\"b\" direction=\"in\"/>\n"      \
+        "   <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \
+        "  </method>\n"                                                 \
+        " </interface>\n"
+
+#define INTROSPECTION                                                   \
+        DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE                       \
+        "<node>\n"                                                      \
+        INTERFACE                                                       \
+        BUS_PROPERTIES_INTERFACE                                        \
+        BUS_INTROSPECTABLE_INTERFACE                                    \
+        BUS_PEER_INTERFACE                                              \
+        "</node>\n"
+
+#define INTERFACES_LIST                         \
+        BUS_GENERIC_INTERFACES_LIST             \
+        "org.freedesktop.locale1\0"
+
+const char locale_interface[] _introspect_("locale1") = INTERFACE;
+
+enum {
+        /* We don't list LC_ALL here on purpose. People should be
+         * using LANG instead. */
+
+        PROP_LANG,
+        PROP_LANGUAGE,
+        PROP_LC_CTYPE,
+        PROP_LC_NUMERIC,
+        PROP_LC_TIME,
+        PROP_LC_COLLATE,
+        PROP_LC_MONETARY,
+        PROP_LC_MESSAGES,
+        PROP_LC_PAPER,
+        PROP_LC_NAME,
+        PROP_LC_ADDRESS,
+        PROP_LC_TELEPHONE,
+        PROP_LC_MEASUREMENT,
+        PROP_LC_IDENTIFICATION,
+        _PROP_MAX
+};
+
+static const char * const names[_PROP_MAX] = {
+        [PROP_LANG] = "LANG",
+        [PROP_LANGUAGE] = "LANGUAGE",
+        [PROP_LC_CTYPE] = "LC_CTYPE",
+        [PROP_LC_NUMERIC] = "LC_NUMERIC",
+        [PROP_LC_TIME] = "LC_TIME",
+        [PROP_LC_COLLATE] = "LC_COLLATE",
+        [PROP_LC_MONETARY] = "LC_MONETARY",
+        [PROP_LC_MESSAGES] = "LC_MESSAGES",
+        [PROP_LC_PAPER] = "LC_PAPER",
+        [PROP_LC_NAME] = "LC_NAME",
+        [PROP_LC_ADDRESS] = "LC_ADDRESS",
+        [PROP_LC_TELEPHONE] = "LC_TELEPHONE",
+        [PROP_LC_MEASUREMENT] = "LC_MEASUREMENT",
+        [PROP_LC_IDENTIFICATION] = "LC_IDENTIFICATION"
+};
+
+static char *data[_PROP_MAX] = {
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+        NULL
+};
+
+static char *x11_layout = NULL, *x11_model = NULL, *x11_variant = NULL, *x11_options = NULL;
+static char *vc_keymap = NULL, *vc_keymap_toggle = NULL;
+
+static usec_t remain_until = 0;
+
+static int free_and_set(char **s, const char *v) {
+        int r;
+        char *t;
+
+        assert(s);
+
+        r = strdup_or_null(isempty(v) ? NULL : v, &t);
+        if (r < 0)
+                return r;
+
+        free(*s);
+        *s = t;
+
+        return 0;
+}
+
+static void free_data_locale(void) {
+        int p;
+
+        for (p = 0; p < _PROP_MAX; p++) {
+                free(data[p]);
+                data[p] = NULL;
+        }
+}
+
+static void free_data_x11(void) {
+        free(x11_layout);
+        free(x11_model);
+        free(x11_variant);
+        free(x11_options);
+
+        x11_layout = x11_model = x11_variant = x11_options = NULL;
+}
+
+static void free_data_vconsole(void) {
+        free(vc_keymap);
+        free(vc_keymap_toggle);
+
+        vc_keymap = vc_keymap_toggle = NULL;
+}
+
+static void simplify(void) {
+        int p;
+
+        for (p = 1; p < _PROP_MAX; p++)
+                if (isempty(data[p]) || streq_ptr(data[PROP_LANG], data[p])) {
+                        free(data[p]);
+                        data[p] = NULL;
+                }
+}
+
+static int read_data_locale(void) {
+        int r;
+
+        free_data_locale();
+
+        r = parse_env_file("/etc/locale.conf", NEWLINE,
+                           "LANG",              &data[PROP_LANG],
+                           "LANGUAGE",          &data[PROP_LANGUAGE],
+                           "LC_CTYPE",          &data[PROP_LC_CTYPE],
+                           "LC_NUMERIC",        &data[PROP_LC_NUMERIC],
+                           "LC_TIME",           &data[PROP_LC_TIME],
+                           "LC_COLLATE",        &data[PROP_LC_COLLATE],
+                           "LC_MONETARY",       &data[PROP_LC_MONETARY],
+                           "LC_MESSAGES",       &data[PROP_LC_MESSAGES],
+                           "LC_PAPER",          &data[PROP_LC_PAPER],
+                           "LC_NAME",           &data[PROP_LC_NAME],
+                           "LC_ADDRESS",        &data[PROP_LC_ADDRESS],
+                           "LC_TELEPHONE",      &data[PROP_LC_TELEPHONE],
+                           "LC_MEASUREMENT",    &data[PROP_LC_MEASUREMENT],
+                           "LC_IDENTIFICATION", &data[PROP_LC_IDENTIFICATION],
+                           NULL);
+
+        if (r == -ENOENT) {
+                int p;
+
+                /* Fill in what we got passed from systemd. */
+
+                for (p = 0; p < _PROP_MAX; p++) {
+                        char *e, *d;
+
+                        assert(names[p]);
+
+                        e = getenv(names[p]);
+                        if (e) {
+                                d = strdup(e);
+                                if (!d)
+                                        return -ENOMEM;
+                        } else
+                                d = NULL;
+
+                        free(data[p]);
+                        data[p] = d;
+                }
+
+                r = 0;
+        }
+
+        simplify();
+        return r;
+}
+
+static void free_data(void) {
+        free_data_locale();
+        free_data_vconsole();
+        free_data_x11();
+}
+
+static int read_data_vconsole(void) {
+        int r;
+
+        free_data_vconsole();
+
+        r = parse_env_file("/etc/vconsole.conf", NEWLINE,
+                           "KEYMAP",        &vc_keymap,
+                           "KEYMAP_TOGGLE", &vc_keymap_toggle,
+                           NULL);
+
+        if (r < 0 && r != -ENOENT)
+                return r;
+
+        return 0;
+}
+
+static int read_data_x11(void) {
+        FILE *f;
+        char line[LINE_MAX];
+        bool in_section = false;
+
+        free_data_x11();
+
+        f = fopen("/etc/X11/xorg.conf.d/00-keyboard.conf", "re");
+        if (!f) {
+                if (errno == ENOENT) {
+
+#ifdef TARGET_FEDORA
+                        f = fopen("/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf", "re");
+                        if (!f) {
+                                if (errno == ENOENT)
+                                        return 0;
+                                else
+                                        return -errno;
+                        }
+#else
+                        return 0;
+#endif
+
+                } else
+                          return -errno;
+        }
+
+        while (fgets(line, sizeof(line), f)) {
+                char *l;
+
+                char_array_0(line);
+                l = strstrip(line);
+
+                if (l[0] == 0 || l[0] == '#')
+                        continue;
+
+                if (in_section && first_word(l, "Option")) {
+                        char **a;
+
+                        a = strv_split_quoted(l);
+                        if (!a) {
+                                fclose(f);
+                                return -ENOMEM;
+                        }
+
+                        if (strv_length(a) == 3) {
+
+                                if (streq(a[1], "XkbLayout")) {
+                                        free(x11_layout);
+                                        x11_layout = a[2];
+                                        a[2] = NULL;
+                                } else if (streq(a[1], "XkbModel")) {
+                                        free(x11_model);
+                                        x11_model = a[2];
+                                        a[2] = NULL;
+                                } else if (streq(a[1], "XkbVariant")) {
+                                        free(x11_variant);
+                                        x11_variant = a[2];
+                                        a[2] = NULL;
+                                } else if (streq(a[1], "XkbOptions")) {
+                                        free(x11_options);
+                                        x11_options = a[2];
+                                        a[2] = NULL;
+                                }
+                        }
+
+                        strv_free(a);
+
+                } else if (!in_section && first_word(l, "Section")) {
+                        char **a;
+
+                        a = strv_split_quoted(l);
+                        if (!a) {
+                                fclose(f);
+                                return -ENOMEM;
+                        }
+
+                        if (strv_length(a) == 2 && streq(a[1], "InputClass"))
+                                in_section = true;
+
+                        strv_free(a);
+                } else if (in_section && first_word(l, "EndSection"))
+                        in_section = false;
+        }
+
+        fclose(f);
+
+        return 0;
+}
+
+static int read_data(void) {
+        int r, q, p;
+
+        r = read_data_locale();
+        q = read_data_vconsole();
+        p = read_data_x11();
+
+        return r < 0 ? r : q < 0 ? q : p;
+}
+
+static int write_data_locale(void) {
+        int r, p;
+        char **l = NULL;
+
+        r = load_env_file("/etc/locale.conf", &l);
+        if (r < 0 && r != -ENOENT)
+                return r;
+
+        for (p = 0; p < _PROP_MAX; p++) {
+                char *t, **u;
+
+                assert(names[p]);
+
+                if (isempty(data[p])) {
+                        l = strv_env_unset(l, names[p]);
+                        continue;
+                }
+
+                if (asprintf(&t, "%s=%s", names[p], data[p]) < 0) {
+                        strv_free(l);
+                        return -ENOMEM;
+                }
+
+                u = strv_env_set(l, t);
+                free(t);
+                strv_free(l);
+
+                if (!u)
+                        return -ENOMEM;
+
+                l = u;
+        }
+
+        if (strv_isempty(l)) {
+                strv_free(l);
+
+                if (unlink("/etc/locale.conf") < 0)
+                        return errno == ENOENT ? 0 : -errno;
+
+                return 0;
+        }
+
+        r = write_env_file("/etc/locale.conf", l);
+        strv_free(l);
+
+        return r;
+}
+
+static void push_data(DBusConnection *bus) {
+        char **l_set = NULL, **l_unset = NULL, **t;
+        int c_set = 0, c_unset = 0, p;
+        DBusError error;
+        DBusMessage *m = NULL, *reply = NULL;
+        DBusMessageIter iter, sub;
+
+        dbus_error_init(&error);
+
+        assert(bus);
+
+        l_set = new0(char*, _PROP_MAX);
+        l_unset = new0(char*, _PROP_MAX);
+        if (!l_set || !l_unset) {
+                log_error("Out of memory");
+                goto finish;
+        }
+
+        for (p = 0; p < _PROP_MAX; p++) {
+                assert(names[p]);
+
+                if (isempty(data[p]))
+                        l_unset[c_set++] = (char*) names[p];
+                else {
+                        char *s;
+
+                        if (asprintf(&s, "%s=%s", names[p], data[p]) < 0) {
+                                log_error("Out of memory");
+                                goto finish;
+                        }
+
+                        l_set[c_unset++] = s;
+                }
+        }
+
+        assert(c_set + c_unset == _PROP_MAX);
+        m = dbus_message_new_method_call("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "UnsetAndSetEnvironment");
+        if (!m) {
+                log_error("Could not allocate message.");
+                goto finish;
+        }
+
+        dbus_message_iter_init_append(m, &iter);
+
+        if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub)) {
+                log_error("Out of memory.");
+                goto finish;
+        }
+
+        STRV_FOREACH(t, l_unset)
+                if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, t)) {
+                        log_error("Out of memory.");
+                        goto finish;
+                }
+
+        if (!dbus_message_iter_close_container(&iter, &sub) ||
+            !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub)) {
+                log_error("Out of memory.");
+                goto finish;
+        }
+
+        STRV_FOREACH(t, l_set)
+                if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, t)) {
+                        log_error("Out of memory.");
+                        goto finish;
+                }
+
+        if (!dbus_message_iter_close_container(&iter, &sub)) {
+                log_error("Out of memory.");
+                goto finish;
+        }
+
+        reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
+        if (!reply) {
+                log_error("Failed to set locale information: %s", bus_error_message(&error));
+                goto finish;
+        }
+
+finish:
+        if (m)
+                dbus_message_unref(m);
+
+        if (reply)
+                dbus_message_unref(reply);
+
+        dbus_error_free(&error);
+
+        strv_free(l_set);
+        free(l_unset);
+}
+
+static int write_data_vconsole(void) {
+        int r;
+        char **l = NULL;
+
+        r = load_env_file("/etc/vconsole.conf", &l);
+        if (r < 0 && r != -ENOENT)
+                return r;
+
+        if (isempty(vc_keymap))
+                l = strv_env_unset(l, "KEYMAP");
+        else {
+                char *s, **u;
+
+                s = strappend("KEYMAP=", vc_keymap);
+                if (!s) {
+                        strv_free(l);
+                        return -ENOMEM;
+                }
+
+                u = strv_env_set(l, s);
+                free(s);
+                strv_free(l);
+
+                if (!u)
+                        return -ENOMEM;
+
+                l = u;
+        }
+
+        if (isempty(vc_keymap_toggle))
+                l = strv_env_unset(l, "KEYMAP_TOGGLE");
+        else  {
+                char *s, **u;
+
+                s = strappend("KEYMAP_TOGGLE=", vc_keymap_toggle);
+                if (!s) {
+                        strv_free(l);
+                        return -ENOMEM;
+                }
+
+                u = strv_env_set(l, s);
+                free(s);
+                strv_free(l);
+
+                if (!u)
+                        return -ENOMEM;
+
+                l = u;
+        }
+
+        if (strv_isempty(l)) {
+                strv_free(l);
+
+                if (unlink("/etc/vconsole.conf") < 0)
+                        return errno == ENOENT ? 0 : -errno;
+
+                return 0;
+        }
+
+        r = write_env_file("/etc/vconsole.conf", l);
+        strv_free(l);
+
+        return r;
+}
+
+static int write_data_x11(void) {
+        FILE *f;
+        char *temp_path;
+        int r;
+
+        if (isempty(x11_layout) &&
+            isempty(x11_model) &&
+            isempty(x11_variant) &&
+            isempty(x11_options)) {
+
+#ifdef TARGET_FEDORA
+                unlink("/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
+
+                /* Symlink this to /dev/null, so that s-s-k (if it is
+                 * still running) doesn't recreate this. */
+                symlink("/dev/null", "/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
+#endif
+
+                if (unlink("/etc/X11/xorg.conf.d/00-keyboard.conf") < 0)
+                        return errno == ENOENT ? 0 : -errno;
+
+                return 0;
+        }
+
+        mkdir_parents("/etc/X11/xorg.conf.d", 0755);
+
+        r = fopen_temporary("/etc/X11/xorg.conf.d/00-keyboard.conf", &f, &temp_path);
+        if (r < 0)
+                return r;
+
+        fchmod(fileno(f), 0644);
+
+        fputs("# Read and parsed by systemd-localed. It's probably wise not to edit this file\n"
+              "# manually too freely.\n"
+              "Section \"InputClass\"\n"
+              "        Identifier \"system-keyboard\"\n"
+              "        MatchIsKeyboard \"on\"\n", f);
+
+        if (!isempty(x11_layout))
+                fprintf(f, "        Option \"XkbLayout\" \"%s\"\n", x11_layout);
+
+        if (!isempty(x11_model))
+                fprintf(f, "        Option \"XkbModel\" \"%s\"\n", x11_model);
+
+        if (!isempty(x11_variant))
+                fprintf(f, "        Option \"XkbVariant\" \"%s\"\n", x11_variant);
+
+        if (!isempty(x11_options))
+                fprintf(f, "        Option \"XkbOptions\" \"%s\"\n", x11_options);
+
+        fputs("EndSection\n", f);
+        fflush(f);
+
+        if (ferror(f) || rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) {
+                r = -errno;
+                unlink("/etc/X11/xorg.conf.d/00-keyboard.conf");
+                unlink(temp_path);
+        } else {
+
+#ifdef TARGET_FEDORA
+                unlink("/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
+
+                /* Symlink this to /dev/null, so that s-s-k (if it is
+                 * still running) doesn't recreate this. */
+                symlink("/dev/null", "/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
+#endif
+
+                r = 0;
+        }
+
+        fclose(f);
+        free(temp_path);
+
+        return r;
+}
+
+static int load_vconsole_keymap(DBusConnection *bus, DBusError *error) {
+        DBusMessage *m = NULL, *reply = NULL;
+        const char *name = "systemd-vconsole-setup.service", *mode = "replace";
+        int r;
+        DBusError _error;
+
+        assert(bus);
+
+        if (!error) {
+                dbus_error_init(&_error);
+                error = &_error;
+        }
+
+        m = dbus_message_new_method_call(
+                        "org.freedesktop.systemd1",
+                        "/org/freedesktop/systemd1",
+                        "org.freedesktop.systemd1.Manager",
+                        "RestartUnit");
+        if (!m) {
+                log_error("Could not allocate message.");
+                r = -ENOMEM;
+                goto finish;
+        }
+
+        if (!dbus_message_append_args(m,
+                                      DBUS_TYPE_STRING, &name,
+                                      DBUS_TYPE_STRING, &mode,
+                                      DBUS_TYPE_INVALID)) {
+                log_error("Could not append arguments to message.");
+                r = -ENOMEM;
+                goto finish;
+        }
+
+        reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error);
+        if (!reply) {
+                log_error("Failed to issue method call: %s", bus_error_message(error));
+                r = -EIO;
+                goto finish;
+        }
+
+        r = 0;
+
+finish:
+        if (m)
+                dbus_message_unref(m);
+
+        if (reply)
+                dbus_message_unref(reply);
+
+        if (error == &_error)
+                dbus_error_free(error);
+
+        return r;
+}
+
+static char *strnulldash(const char *s) {
+        return s == NULL || *s == 0 || (s[0] == '-' && s[1] == 0) ? NULL : (char*) s;
+}
+
+static int read_next_mapping(FILE *f, unsigned *n, char ***a) {
+        assert(f);
+        assert(n);
+        assert(a);
+
+        for (;;) {
+                char line[LINE_MAX];
+                char *l, **b;
+
+                errno = 0;
+                if (!fgets(line, sizeof(line), f)) {
+
+                        if (ferror(f))
+                                return errno ? -errno : -EIO;
+
+                        return 0;
+                }
+
+                (*n) ++;
+
+                l = strstrip(line);
+                if (l[0] == 0 || l[0] == '#')
+                        continue;
+
+                b = strv_split_quoted(l);
+                if (!b)
+                        return -ENOMEM;
+
+                if (strv_length(b) < 5) {
+                        log_error("Invalid line "SYSTEMD_KBD_MODEL_MAP":%u, ignoring.", *n);
+                        strv_free(b);
+                        continue;
+
+                }
+
+                *a = b;
+                return 1;
+        }
+}
+
+static int convert_vconsole_to_x11(DBusConnection *connection) {
+        bool modified = false;
+
+        assert(connection);
+
+        if (isempty(vc_keymap)) {
+
+                modified =
+                        !isempty(x11_layout) ||
+                        !isempty(x11_model) ||
+                        !isempty(x11_variant) ||
+                        !isempty(x11_options);
+
+                free_data_x11();
+        } else {
+                FILE *f;
+                unsigned n = 0;
+
+                f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
+                if (!f)
+                        return -errno;
+
+                for (;;) {
+                        char **a;
+                        int r;
+
+                        r = read_next_mapping(f, &n, &a);
+                        if (r < 0) {
+                                fclose(f);
+                                return r;
+                        }
+
+                        if (r == 0)
+                                break;
+
+                        if (!streq(vc_keymap, a[0])) {
+                                strv_free(a);
+                                continue;
+                        }
+
+                        if (!streq_ptr(x11_layout, strnulldash(a[1])) ||
+                            !streq_ptr(x11_model, strnulldash(a[2])) ||
+                            !streq_ptr(x11_variant, strnulldash(a[3])) ||
+                            !streq_ptr(x11_options, strnulldash(a[4]))) {
+
+                                if (free_and_set(&x11_layout, strnulldash(a[1])) < 0 ||
+                                    free_and_set(&x11_model, strnulldash(a[2])) < 0 ||
+                                    free_and_set(&x11_variant, strnulldash(a[3])) < 0 ||
+                                    free_and_set(&x11_options, strnulldash(a[4])) < 0) {
+                                        strv_free(a);
+                                        fclose(f);
+                                        return -ENOMEM;
+                                }
+
+                                modified = true;
+                        }
+
+                        strv_free(a);
+                        break;
+                }
+
+                fclose(f);
+        }
+
+        if (modified) {
+                dbus_bool_t b;
+                DBusMessage *changed;
+                int r;
+
+                r = write_data_x11();
+                if (r < 0)
+                        log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
+
+                changed = bus_properties_changed_new(
+                                "/org/freedesktop/locale1",
+                                "org.freedesktop.locale1",
+                                "X11Layout\0"
+                                "X11Model\0"
+                                "X11Variant\0"
+                                "X11Options\0");
+
+                if (!changed)
+                        return -ENOMEM;
+
+                b = dbus_connection_send(connection, changed, NULL);
+                dbus_message_unref(changed);
+
+                if (!b)
+                        return -ENOMEM;
+        }
+
+        return 0;
+}
+
+static int convert_x11_to_vconsole(DBusConnection *connection) {
+        bool modified = false;
+
+        assert(connection);
+
+        if (isempty(x11_layout)) {
+
+                modified =
+                        !isempty(vc_keymap) ||
+                        !isempty(vc_keymap_toggle);
+
+                free_data_x11();
+        } else {
+                FILE *f;
+                unsigned n = 0;
+                unsigned best_matching = 0;
+                char *new_keymap = NULL;
+
+                f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
+                if (!f)
+                        return -errno;
+
+                for (;;) {
+                        char **a;
+                        unsigned matching = 0;
+                        int r;
+
+                        r = read_next_mapping(f, &n, &a);
+                        if (r < 0) {
+                                fclose(f);
+                                return r;
+                        }
+
+                        if (r == 0)
+                                break;
+
+                        /* Determine how well matching this entry is */
+                        if (streq_ptr(x11_layout, a[1]))
+                                /* If we got an exact match, this is best */
+                                matching = 10;
+                        else {
+                                size_t x;
+
+                                x = strcspn(x11_layout, ",");
+
+                                /* We have multiple X layouts, look
+                                 * for an entry that matches our key
+                                 * with the everything but the first
+                                 * layout stripped off. */
+                                if (x > 0 &&
+                                    strlen(a[1]) == x &&
+                                    strncmp(x11_layout, a[1], x) == 0)
+                                        matching = 5;
+                                else  {
+                                        size_t w;
+
+                                        /* If that didn't work, strip
+                                         * off the other layouts from
+                                         * the entry, too */
+
+                                        w = strcspn(a[1], ",");
+
+                                        if (x > 0 && x == w &&
+                                            memcmp(x11_layout, a[1], x) == 0)
+                                                matching = 1;
+                                }
+                        }
+
+                        if (matching > 0 &&
+                            streq_ptr(x11_model, a[2])) {
+                                matching++;
+
+                                if (streq_ptr(x11_variant, a[3])) {
+                                        matching++;
+
+                                        if (streq_ptr(x11_options, a[4]))
+                                                matching++;
+                                }
+                        }
+
+                        /* The best matching entry so far, then let's
+                         * save that */
+                        if (matching > best_matching) {
+                                best_matching = matching;
+
+                                free(new_keymap);
+                                new_keymap = strdup(a[0]);
+
+                                if (!new_keymap) {
+                                        strv_free(a);
+                                        fclose(f);
+                                        return -ENOMEM;
+                                }
+                        }
+
+                        strv_free(a);
+                }
+
+                fclose(f);
+
+                if (!streq_ptr(vc_keymap, new_keymap)) {
+                        free(vc_keymap);
+                        vc_keymap = new_keymap;
+
+                        free(vc_keymap_toggle);
+                        vc_keymap_toggle = NULL;
+
+                        modified = true;
+                } else
+                        free(new_keymap);
+        }
+
+        if (modified) {
+                dbus_bool_t b;
+                DBusMessage *changed;
+                int r;
+
+                r = write_data_vconsole();
+                if (r < 0)
+                        log_error("Failed to set virtual console keymap: %s", strerror(-r));
+
+                changed = bus_properties_changed_new(
+                                "/org/freedesktop/locale1",
+                                "org.freedesktop.locale1",
+                                "VConsoleKeymap\0"
+                                "VConsoleKeymapToggle\0");
+
+                if (!changed)
+                        return -ENOMEM;
+
+                b = dbus_connection_send(connection, changed, NULL);
+                dbus_message_unref(changed);
+
+                if (!b)
+                        return -ENOMEM;
+
+                return load_vconsole_keymap(connection, NULL);
+        }
+
+        return 0;
+}
+
+static int append_locale(DBusMessageIter *i, const char *property, void *userdata) {
+        int r, c = 0, p;
+        char **l;
+
+        l = new0(char*, _PROP_MAX+1);
+        if (!l)
+                return -ENOMEM;
+
+        for (p = 0; p < _PROP_MAX; p++) {
+                char *t;
+
+                if (isempty(data[p]))
+                        continue;
+
+                if (asprintf(&t, "%s=%s", names[p], data[p]) < 0) {
+                        strv_free(l);
+                        return -ENOMEM;
+                }
+
+                l[c++] = t;
+        }
+
+        r = bus_property_append_strv(i, property, (void*) l);
+        strv_free(l);
+
+        return r;
+}
+
+static DBusHandlerResult locale_message_handler(
+                DBusConnection *connection,
+                DBusMessage *message,
+                void *userdata) {
+
+        const BusProperty properties[] = {
+                { "org.freedesktop.locale1", "Locale",               append_locale,              "as", NULL                   },
+                { "org.freedesktop.locale1", "X11Layout",            bus_property_append_string, "s",  x11_layout             },
+                { "org.freedesktop.locale1", "X11Model",             bus_property_append_string, "s",  x11_model              },
+                { "org.freedesktop.locale1", "X11Variant",           bus_property_append_string, "s",  x11_variant            },
+                { "org.freedesktop.locale1", "X11Options",           bus_property_append_string, "s",  x11_options            },
+                { "org.freedesktop.locale1", "VConsoleKeymap",       bus_property_append_string, "s",  vc_keymap              },
+                { "org.freedesktop.locale1", "VConsoleKeymapToggle", bus_property_append_string, "s",  vc_keymap_toggle       },
+                { NULL, NULL, NULL, NULL, NULL }
+        };
+
+        DBusMessage *reply = NULL, *changed = NULL;
+        DBusError error;
+        int r;
+
+        assert(connection);
+        assert(message);
+
+        dbus_error_init(&error);
+
+        if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetLocale")) {
+                char **l = NULL, **i;
+                dbus_bool_t interactive;
+                DBusMessageIter iter;
+                bool modified = false;
+                bool passed[_PROP_MAX];
+                int p;
+
+                if (!dbus_message_iter_init(message, &iter))
+                        return bus_send_error_reply(connection, message, NULL, -EINVAL);
+
+                r = bus_parse_strv_iter(&iter, &l);
+                if (r < 0) {
+                        if (r == -ENOMEM)
+                                goto oom;
+
+                        return bus_send_error_reply(connection, message, NULL, r);
+                }
+
+                if (!dbus_message_iter_next(&iter) ||
+                    dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_BOOLEAN)  {
+                        strv_free(l);
+                        return bus_send_error_reply(connection, message, NULL, -EINVAL);
+                }
+
+                dbus_message_iter_get_basic(&iter, &interactive);
+
+                zero(passed);
+
+                /* Check whether a variable changed and if so valid */
+                STRV_FOREACH(i, l) {
+                        bool valid = false;
+
+                        for (p = 0; p < _PROP_MAX; p++) {
+                                size_t k;
+
+                                k = strlen(names[p]);
+                                if (startswith(*i, names[p]) && (*i)[k] == '=') {
+                                        valid = true;
+                                        passed[p] = true;
+
+                                        if (!streq_ptr(*i + k + 1, data[p]))
+                                                modified = true;
+
+                                        break;
+                                }
+                        }
+
+                        if (!valid) {
+                                strv_free(l);
+                                return bus_send_error_reply(connection, message, NULL, -EINVAL);
+                        }
+                }
+
+                /* Check whether a variable is unset */
+                if (!modified)  {
+                        for (p = 0; p < _PROP_MAX; p++)
+                                if (!isempty(data[p]) && !passed[p]) {
+                                        modified = true;
+                                        break;
+                                }
+                }
+
+                if (modified) {
+
+                        r = verify_polkit(connection, message, "org.freedesktop.locale1.set-locale", interactive, &error);
+                        if (r < 0) {
+                                strv_free(l);
+                                return bus_send_error_reply(connection, message, &error, r);
+                        }
+
+                        STRV_FOREACH(i, l) {
+                                for (p = 0; p < _PROP_MAX; p++) {
+                                        size_t k;
+
+                                        k = strlen(names[p]);
+                                        if (startswith(*i, names[p]) && (*i)[k] == '=') {
+                                                char *t;
+
+                                                t = strdup(*i + k + 1);
+                                                if (!t) {
+                                                        strv_free(l);
+                                                        goto oom;
+                                                }
+
+                                                free(data[p]);
+                                                data[p] = t;
+
+                                                break;
+                                        }
+                                }
+                        }
+
+                        strv_free(l);
+
+                        for (p = 0; p < _PROP_MAX; p++) {
+                                if (passed[p])
+                                        continue;
+
+                                free(data[p]);
+                                data[p] = NULL;
+                        }
+
+                        simplify();
+
+                        r = write_data_locale();
+                        if (r < 0) {
+                                log_error("Failed to set locale: %s", strerror(-r));
+                                return bus_send_error_reply(connection, message, NULL, r);
+                        }
+
+                        push_data(connection);
+
+                        log_info("Changed locale information.");
+
+                        changed = bus_properties_changed_new(
+                                        "/org/freedesktop/locale1",
+                                        "org.freedesktop.locale1",
+                                        "Locale\0");
+                        if (!changed)
+                                goto oom;
+                }
+        } else if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetVConsoleKeyboard")) {
+
+                const char *keymap, *keymap_toggle;
+                dbus_bool_t convert, interactive;
+
+                if (!dbus_message_get_args(
+                                    message,
+                                    &error,
+                                    DBUS_TYPE_STRING, &keymap,
+                                    DBUS_TYPE_STRING, &keymap_toggle,
+                                    DBUS_TYPE_BOOLEAN, &convert,
+                                    DBUS_TYPE_BOOLEAN, &interactive,
+                                    DBUS_TYPE_INVALID))
+                        return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+                if (isempty(keymap))
+                        keymap = NULL;
+
+                if (isempty(keymap_toggle))
+                        keymap_toggle = NULL;
+
+                if (!streq_ptr(keymap, vc_keymap) ||
+                    !streq_ptr(keymap_toggle, vc_keymap_toggle)) {
+
+                        r = verify_polkit(connection, message, "org.freedesktop.locale1.set-keyboard", interactive, &error);
+                        if (r < 0)
+                                return bus_send_error_reply(connection, message, &error, r);
+
+                        if (free_and_set(&vc_keymap, keymap) < 0 ||
+                            free_and_set(&vc_keymap_toggle, keymap_toggle) < 0)
+                                goto oom;
+
+                        r = write_data_vconsole();
+                        if (r < 0) {
+                                log_error("Failed to set virtual console keymap: %s", strerror(-r));
+                                return bus_send_error_reply(connection, message, NULL, r);
+                        }
+
+                        log_info("Changed virtual console keymap to '%s'", strempty(vc_keymap));
+
+                        r = load_vconsole_keymap(connection, NULL);
+                        if (r < 0)
+                                log_error("Failed to request keymap reload: %s", strerror(-r));
+
+                        changed = bus_properties_changed_new(
+                                        "/org/freedesktop/locale1",
+                                        "org.freedesktop.locale1",
+                                        "VConsoleKeymap\0"
+                                        "VConsoleKeymapToggle\0");
+                        if (!changed)
+                                goto oom;
+
+                        if (convert) {
+                                r = convert_vconsole_to_x11(connection);
+
+                                if (r < 0)
+                                        log_error("Failed to convert keymap data: %s", strerror(-r));
+                        }
+                }
+
+        } else if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetX11Keyboard")) {
+
+                const char *layout, *model, *variant, *options;
+                dbus_bool_t convert, interactive;
+
+                if (!dbus_message_get_args(
+                                    message,
+                                    &error,
+                                    DBUS_TYPE_STRING, &layout,
+                                    DBUS_TYPE_STRING, &model,
+                                    DBUS_TYPE_STRING, &variant,
+                                    DBUS_TYPE_STRING, &options,
+                                    DBUS_TYPE_BOOLEAN, &convert,
+                                    DBUS_TYPE_BOOLEAN, &interactive,
+                                    DBUS_TYPE_INVALID))
+                        return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+                if (isempty(layout))
+                        layout = NULL;
+
+                if (isempty(model))
+                        model = NULL;
+
+                if (isempty(variant))
+                        variant = NULL;
+
+                if (isempty(options))
+                        options = NULL;
+
+                if (!streq_ptr(layout, x11_layout) ||
+                    !streq_ptr(model, x11_model) ||
+                    !streq_ptr(variant, x11_variant) ||
+                    !streq_ptr(options, x11_options)) {
+
+                        r = verify_polkit(connection, message, "org.freedesktop.locale1.set-keyboard", interactive, &error);
+                        if (r < 0)
+                                return bus_send_error_reply(connection, message, &error, r);
+
+                        if (free_and_set(&x11_layout, layout) < 0 ||
+                            free_and_set(&x11_model, model) < 0 ||
+                            free_and_set(&x11_variant, variant) < 0 ||
+                            free_and_set(&x11_options, options) < 0)
+                                goto oom;
+
+                        r = write_data_x11();
+                        if (r < 0) {
+                                log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
+                                return bus_send_error_reply(connection, message, NULL, r);
+                        }
+
+                        log_info("Changed X11 keyboard layout to '%s'", strempty(x11_layout));
+
+                        changed = bus_properties_changed_new(
+                                        "/org/freedesktop/locale1",
+                                        "org.freedesktop.locale1",
+                                        "X11Layout\0"
+                                        "X11Model\0"
+                                        "X11Variant\0"
+                                        "X11Options\0");
+                        if (!changed)
+                                goto oom;
+
+                        if (convert) {
+                                r = convert_x11_to_vconsole(connection);
+
+                                if (r < 0)
+                                        log_error("Failed to convert keymap data: %s", strerror(-r));
+                        }
+                }
+        } else
+                return bus_default_message_handler(connection, message, INTROSPECTION, INTERFACES_LIST, properties);
+
+
+        if (!(reply = dbus_message_new_method_return(message)))
+                goto oom;
+
+        if (!dbus_connection_send(connection, reply, NULL))
+                goto oom;
+
+        dbus_message_unref(reply);
+        reply = NULL;
+
+        if (changed) {
+
+                if (!dbus_connection_send(connection, changed, NULL))
+                        goto oom;
+
+                dbus_message_unref(changed);
+        }
+
+        return DBUS_HANDLER_RESULT_HANDLED;
+
+oom:
+        if (reply)
+                dbus_message_unref(reply);
+
+        if (changed)
+                dbus_message_unref(changed);
+
+        dbus_error_free(&error);
+
+        return DBUS_HANDLER_RESULT_NEED_MEMORY;
+}
+
+static int connect_bus(DBusConnection **_bus) {
+        static const DBusObjectPathVTable locale_vtable = {
+                .message_function = locale_message_handler
+        };
+        DBusError error;
+        DBusConnection *bus = NULL;
+        int r;
+
+        assert(_bus);
+
+        dbus_error_init(&error);
+
+        bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, &error);
+        if (!bus) {
+                log_error("Failed to get system D-Bus connection: %s", bus_error_message(&error));
+                r = -ECONNREFUSED;
+                goto fail;
+        }
+
+        dbus_connection_set_exit_on_disconnect(bus, FALSE);
+
+        if (!dbus_connection_register_object_path(bus, "/org/freedesktop/locale1", &locale_vtable, NULL) ||
+            !dbus_connection_add_filter(bus, bus_exit_idle_filter, &remain_until, NULL)) {
+                log_error("Not enough memory");
+                r = -ENOMEM;
+                goto fail;
+        }
+
+        r = dbus_bus_request_name(bus, "org.freedesktop.locale1", DBUS_NAME_FLAG_DO_NOT_QUEUE, &error);
+        if (dbus_error_is_set(&error)) {
+                log_error("Failed to register name on bus: %s", bus_error_message(&error));
+                r = -EEXIST;
+                goto fail;
+        }
+
+        if (r != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
+                log_error("Failed to acquire name.");
+                r = -EEXIST;
+                goto fail;
+        }
+
+        if (_bus)
+                *_bus = bus;
+
+        return 0;
+
+fail:
+        dbus_connection_close(bus);
+        dbus_connection_unref(bus);
+
+        dbus_error_free(&error);
+
+        return r;
+}
+
+int main(int argc, char *argv[]) {
+        int r;
+        DBusConnection *bus = NULL;
+        bool exiting = false;
+
+        log_set_target(LOG_TARGET_AUTO);
+        log_parse_environment();
+        log_open();
+
+        umask(0022);
+
+        if (argc == 2 && streq(argv[1], "--introspect")) {
+                fputs(DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE
+                      "<node>\n", stdout);
+                fputs(locale_interface, stdout);
+                fputs("</node>\n", stdout);
+                return 0;
+        }
+
+        if (argc != 1) {
+                log_error("This program takes no arguments.");
+                r = -EINVAL;
+                goto finish;
+        }
+
+        r = read_data();
+        if (r < 0) {
+                log_error("Failed to read locale data: %s", strerror(-r));
+                goto finish;
+        }
+
+        r = connect_bus(&bus);
+        if (r < 0)
+                goto finish;
+
+        remain_until = now(CLOCK_MONOTONIC) + DEFAULT_EXIT_USEC;
+        for (;;) {
+
+                if (!dbus_connection_read_write_dispatch(bus, exiting ? -1 : (int) (DEFAULT_EXIT_USEC/USEC_PER_MSEC)))
+                        break;
+
+                if (!exiting && remain_until < now(CLOCK_MONOTONIC)) {
+                        exiting = true;
+                        bus_async_unregister_and_exit(bus, "org.freedesktop.locale1");
+                }
+        }
+
+        r = 0;
+
+finish:
+        free_data();
+
+        if (bus) {
+                dbus_connection_flush(bus);
+                dbus_connection_close(bus);
+                dbus_connection_unref(bus);
+        }
+
+        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+}
index c6b48de..e69de29 100644 (file)
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  This file is part of systemd.
-
-  Copyright 2011 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 <dbus/dbus.h>
-
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "util.h"
-#include "strv.h"
-#include "dbus-common.h"
-#include "polkit.h"
-#include "def.h"
-
-#define INTERFACE                                                       \
-        " <interface name=\"org.freedesktop.locale1\">\n"               \
-        "  <property name=\"Locale\" type=\"as\" access=\"read\"/>\n"   \
-        "  <property name=\"VConsoleKeymap\" type=\"s\" access=\"read\"/>\n" \
-        "  <property name=\"VConsoleKeymapToggle\" type=\"s\" access=\"read\"/>\n" \
-        "  <property name=\"X11Layout\" type=\"s\" access=\"read\"/>\n" \
-        "  <property name=\"X11Model\" type=\"s\" access=\"read\"/>\n"  \
-        "  <property name=\"X11Variant\" type=\"s\" access=\"read\"/>\n" \
-        "  <property name=\"X11Options\" type=\"s\" access=\"read\"/>\n" \
-        "  <method name=\"SetLocale\">\n"                               \
-        "   <arg name=\"locale\" type=\"as\" direction=\"in\"/>\n"      \
-        "   <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \
-        "  </method>\n"                                                 \
-        "  <method name=\"SetVConsoleKeyboard\">\n"                      \
-        "   <arg name=\"keymap\" type=\"s\" direction=\"in\"/>\n"       \
-        "   <arg name=\"keymap_toggle\" type=\"s\" direction=\"in\"/>\n" \
-        "   <arg name=\"convert\" type=\"b\" direction=\"in\"/>\n"      \
-        "   <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \
-        "  </method>\n"                                                 \
-        "  <method name=\"SetX11Keyboard\">\n"                          \
-        "   <arg name=\"layout\" type=\"s\" direction=\"in\"/>\n"       \
-        "   <arg name=\"model\" type=\"s\" direction=\"in\"/>\n"        \
-        "   <arg name=\"variant\" type=\"s\" direction=\"in\"/>\n"      \
-        "   <arg name=\"options\" type=\"s\" direction=\"in\"/>\n"      \
-        "   <arg name=\"convert\" type=\"b\" direction=\"in\"/>\n"      \
-        "   <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \
-        "  </method>\n"                                                 \
-        " </interface>\n"
-
-#define INTROSPECTION                                                   \
-        DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE                       \
-        "<node>\n"                                                      \
-        INTERFACE                                                       \
-        BUS_PROPERTIES_INTERFACE                                        \
-        BUS_INTROSPECTABLE_INTERFACE                                    \
-        BUS_PEER_INTERFACE                                              \
-        "</node>\n"
-
-#define INTERFACES_LIST                         \
-        BUS_GENERIC_INTERFACES_LIST             \
-        "org.freedesktop.locale1\0"
-
-const char locale_interface[] _introspect_("locale1") = INTERFACE;
-
-enum {
-        /* We don't list LC_ALL here on purpose. People should be
-         * using LANG instead. */
-
-        PROP_LANG,
-        PROP_LANGUAGE,
-        PROP_LC_CTYPE,
-        PROP_LC_NUMERIC,
-        PROP_LC_TIME,
-        PROP_LC_COLLATE,
-        PROP_LC_MONETARY,
-        PROP_LC_MESSAGES,
-        PROP_LC_PAPER,
-        PROP_LC_NAME,
-        PROP_LC_ADDRESS,
-        PROP_LC_TELEPHONE,
-        PROP_LC_MEASUREMENT,
-        PROP_LC_IDENTIFICATION,
-        _PROP_MAX
-};
-
-static const char * const names[_PROP_MAX] = {
-        [PROP_LANG] = "LANG",
-        [PROP_LANGUAGE] = "LANGUAGE",
-        [PROP_LC_CTYPE] = "LC_CTYPE",
-        [PROP_LC_NUMERIC] = "LC_NUMERIC",
-        [PROP_LC_TIME] = "LC_TIME",
-        [PROP_LC_COLLATE] = "LC_COLLATE",
-        [PROP_LC_MONETARY] = "LC_MONETARY",
-        [PROP_LC_MESSAGES] = "LC_MESSAGES",
-        [PROP_LC_PAPER] = "LC_PAPER",
-        [PROP_LC_NAME] = "LC_NAME",
-        [PROP_LC_ADDRESS] = "LC_ADDRESS",
-        [PROP_LC_TELEPHONE] = "LC_TELEPHONE",
-        [PROP_LC_MEASUREMENT] = "LC_MEASUREMENT",
-        [PROP_LC_IDENTIFICATION] = "LC_IDENTIFICATION"
-};
-
-static char *data[_PROP_MAX] = {
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL
-};
-
-static char *x11_layout = NULL, *x11_model = NULL, *x11_variant = NULL, *x11_options = NULL;
-static char *vc_keymap = NULL, *vc_keymap_toggle = NULL;
-
-static usec_t remain_until = 0;
-
-static int free_and_set(char **s, const char *v) {
-        int r;
-        char *t;
-
-        assert(s);
-
-        r = strdup_or_null(isempty(v) ? NULL : v, &t);
-        if (r < 0)
-                return r;
-
-        free(*s);
-        *s = t;
-
-        return 0;
-}
-
-static void free_data_locale(void) {
-        int p;
-
-        for (p = 0; p < _PROP_MAX; p++) {
-                free(data[p]);
-                data[p] = NULL;
-        }
-}
-
-static void free_data_x11(void) {
-        free(x11_layout);
-        free(x11_model);
-        free(x11_variant);
-        free(x11_options);
-
-        x11_layout = x11_model = x11_variant = x11_options = NULL;
-}
-
-static void free_data_vconsole(void) {
-        free(vc_keymap);
-        free(vc_keymap_toggle);
-
-        vc_keymap = vc_keymap_toggle = NULL;
-}
-
-static void simplify(void) {
-        int p;
-
-        for (p = 1; p < _PROP_MAX; p++)
-                if (isempty(data[p]) || streq_ptr(data[PROP_LANG], data[p])) {
-                        free(data[p]);
-                        data[p] = NULL;
-                }
-}
-
-static int read_data_locale(void) {
-        int r;
-
-        free_data_locale();
-
-        r = parse_env_file("/etc/locale.conf", NEWLINE,
-                           "LANG",              &data[PROP_LANG],
-                           "LANGUAGE",          &data[PROP_LANGUAGE],
-                           "LC_CTYPE",          &data[PROP_LC_CTYPE],
-                           "LC_NUMERIC",        &data[PROP_LC_NUMERIC],
-                           "LC_TIME",           &data[PROP_LC_TIME],
-                           "LC_COLLATE",        &data[PROP_LC_COLLATE],
-                           "LC_MONETARY",       &data[PROP_LC_MONETARY],
-                           "LC_MESSAGES",       &data[PROP_LC_MESSAGES],
-                           "LC_PAPER",          &data[PROP_LC_PAPER],
-                           "LC_NAME",           &data[PROP_LC_NAME],
-                           "LC_ADDRESS",        &data[PROP_LC_ADDRESS],
-                           "LC_TELEPHONE",      &data[PROP_LC_TELEPHONE],
-                           "LC_MEASUREMENT",    &data[PROP_LC_MEASUREMENT],
-                           "LC_IDENTIFICATION", &data[PROP_LC_IDENTIFICATION],
-                           NULL);
-
-        if (r == -ENOENT) {
-                int p;
-
-                /* Fill in what we got passed from systemd. */
-
-                for (p = 0; p < _PROP_MAX; p++) {
-                        char *e, *d;
-
-                        assert(names[p]);
-
-                        e = getenv(names[p]);
-                        if (e) {
-                                d = strdup(e);
-                                if (!d)
-                                        return -ENOMEM;
-                        } else
-                                d = NULL;
-
-                        free(data[p]);
-                        data[p] = d;
-                }
-
-                r = 0;
-        }
-
-        simplify();
-        return r;
-}
-
-static void free_data(void) {
-        free_data_locale();
-        free_data_vconsole();
-        free_data_x11();
-}
-
-static int read_data_vconsole(void) {
-        int r;
-
-        free_data_vconsole();
-
-        r = parse_env_file("/etc/vconsole.conf", NEWLINE,
-                           "KEYMAP",        &vc_keymap,
-                           "KEYMAP_TOGGLE", &vc_keymap_toggle,
-                           NULL);
-
-        if (r < 0 && r != -ENOENT)
-                return r;
-
-        return 0;
-}
-
-static int read_data_x11(void) {
-        FILE *f;
-        char line[LINE_MAX];
-        bool in_section = false;
-
-        free_data_x11();
-
-        f = fopen("/etc/X11/xorg.conf.d/00-keyboard.conf", "re");
-        if (!f) {
-                if (errno == ENOENT) {
-
-#ifdef TARGET_FEDORA
-                        f = fopen("/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf", "re");
-                        if (!f) {
-                                if (errno == ENOENT)
-                                        return 0;
-                                else
-                                        return -errno;
-                        }
-#else
-                        return 0;
-#endif
-
-                } else
-                          return -errno;
-        }
-
-        while (fgets(line, sizeof(line), f)) {
-                char *l;
-
-                char_array_0(line);
-                l = strstrip(line);
-
-                if (l[0] == 0 || l[0] == '#')
-                        continue;
-
-                if (in_section && first_word(l, "Option")) {
-                        char **a;
-
-                        a = strv_split_quoted(l);
-                        if (!a) {
-                                fclose(f);
-                                return -ENOMEM;
-                        }
-
-                        if (strv_length(a) == 3) {
-
-                                if (streq(a[1], "XkbLayout")) {
-                                        free(x11_layout);
-                                        x11_layout = a[2];
-                                        a[2] = NULL;
-                                } else if (streq(a[1], "XkbModel")) {
-                                        free(x11_model);
-                                        x11_model = a[2];
-                                        a[2] = NULL;
-                                } else if (streq(a[1], "XkbVariant")) {
-                                        free(x11_variant);
-                                        x11_variant = a[2];
-                                        a[2] = NULL;
-                                } else if (streq(a[1], "XkbOptions")) {
-                                        free(x11_options);
-                                        x11_options = a[2];
-                                        a[2] = NULL;
-                                }
-                        }
-
-                        strv_free(a);
-
-                } else if (!in_section && first_word(l, "Section")) {
-                        char **a;
-
-                        a = strv_split_quoted(l);
-                        if (!a) {
-                                fclose(f);
-                                return -ENOMEM;
-                        }
-
-                        if (strv_length(a) == 2 && streq(a[1], "InputClass"))
-                                in_section = true;
-
-                        strv_free(a);
-                } else if (in_section && first_word(l, "EndSection"))
-                        in_section = false;
-        }
-
-        fclose(f);
-
-        return 0;
-}
-
-static int read_data(void) {
-        int r, q, p;
-
-        r = read_data_locale();
-        q = read_data_vconsole();
-        p = read_data_x11();
-
-        return r < 0 ? r : q < 0 ? q : p;
-}
-
-static int write_data_locale(void) {
-        int r, p;
-        char **l = NULL;
-
-        r = load_env_file("/etc/locale.conf", &l);
-        if (r < 0 && r != -ENOENT)
-                return r;
-
-        for (p = 0; p < _PROP_MAX; p++) {
-                char *t, **u;
-
-                assert(names[p]);
-
-                if (isempty(data[p])) {
-                        l = strv_env_unset(l, names[p]);
-                        continue;
-                }
-
-                if (asprintf(&t, "%s=%s", names[p], data[p]) < 0) {
-                        strv_free(l);
-                        return -ENOMEM;
-                }
-
-                u = strv_env_set(l, t);
-                free(t);
-                strv_free(l);
-
-                if (!u)
-                        return -ENOMEM;
-
-                l = u;
-        }
-
-        if (strv_isempty(l)) {
-                strv_free(l);
-
-                if (unlink("/etc/locale.conf") < 0)
-                        return errno == ENOENT ? 0 : -errno;
-
-                return 0;
-        }
-
-        r = write_env_file("/etc/locale.conf", l);
-        strv_free(l);
-
-        return r;
-}
-
-static void push_data(DBusConnection *bus) {
-        char **l_set = NULL, **l_unset = NULL, **t;
-        int c_set = 0, c_unset = 0, p;
-        DBusError error;
-        DBusMessage *m = NULL, *reply = NULL;
-        DBusMessageIter iter, sub;
-
-        dbus_error_init(&error);
-
-        assert(bus);
-
-        l_set = new0(char*, _PROP_MAX);
-        l_unset = new0(char*, _PROP_MAX);
-        if (!l_set || !l_unset) {
-                log_error("Out of memory");
-                goto finish;
-        }
-
-        for (p = 0; p < _PROP_MAX; p++) {
-                assert(names[p]);
-
-                if (isempty(data[p]))
-                        l_unset[c_set++] = (char*) names[p];
-                else {
-                        char *s;
-
-                        if (asprintf(&s, "%s=%s", names[p], data[p]) < 0) {
-                                log_error("Out of memory");
-                                goto finish;
-                        }
-
-                        l_set[c_unset++] = s;
-                }
-        }
-
-        assert(c_set + c_unset == _PROP_MAX);
-        m = dbus_message_new_method_call("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "UnsetAndSetEnvironment");
-        if (!m) {
-                log_error("Could not allocate message.");
-                goto finish;
-        }
-
-        dbus_message_iter_init_append(m, &iter);
-
-        if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub)) {
-                log_error("Out of memory.");
-                goto finish;
-        }
-
-        STRV_FOREACH(t, l_unset)
-                if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, t)) {
-                        log_error("Out of memory.");
-                        goto finish;
-                }
-
-        if (!dbus_message_iter_close_container(&iter, &sub) ||
-            !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub)) {
-                log_error("Out of memory.");
-                goto finish;
-        }
-
-        STRV_FOREACH(t, l_set)
-                if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, t)) {
-                        log_error("Out of memory.");
-                        goto finish;
-                }
-
-        if (!dbus_message_iter_close_container(&iter, &sub)) {
-                log_error("Out of memory.");
-                goto finish;
-        }
-
-        reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
-        if (!reply) {
-                log_error("Failed to set locale information: %s", bus_error_message(&error));
-                goto finish;
-        }
-
-finish:
-        if (m)
-                dbus_message_unref(m);
-
-        if (reply)
-                dbus_message_unref(reply);
-
-        dbus_error_free(&error);
-
-        strv_free(l_set);
-        free(l_unset);
-}
-
-static int write_data_vconsole(void) {
-        int r;
-        char **l = NULL;
-
-        r = load_env_file("/etc/vconsole.conf", &l);
-        if (r < 0 && r != -ENOENT)
-                return r;
-
-        if (isempty(vc_keymap))
-                l = strv_env_unset(l, "KEYMAP");
-        else {
-                char *s, **u;
-
-                s = strappend("KEYMAP=", vc_keymap);
-                if (!s) {
-                        strv_free(l);
-                        return -ENOMEM;
-                }
-
-                u = strv_env_set(l, s);
-                free(s);
-                strv_free(l);
-
-                if (!u)
-                        return -ENOMEM;
-
-                l = u;
-        }
-
-        if (isempty(vc_keymap_toggle))
-                l = strv_env_unset(l, "KEYMAP_TOGGLE");
-        else  {
-                char *s, **u;
-
-                s = strappend("KEYMAP_TOGGLE=", vc_keymap_toggle);
-                if (!s) {
-                        strv_free(l);
-                        return -ENOMEM;
-                }
-
-                u = strv_env_set(l, s);
-                free(s);
-                strv_free(l);
-
-                if (!u)
-                        return -ENOMEM;
-
-                l = u;
-        }
-
-        if (strv_isempty(l)) {
-                strv_free(l);
-
-                if (unlink("/etc/vconsole.conf") < 0)
-                        return errno == ENOENT ? 0 : -errno;
-
-                return 0;
-        }
-
-        r = write_env_file("/etc/vconsole.conf", l);
-        strv_free(l);
-
-        return r;
-}
-
-static int write_data_x11(void) {
-        FILE *f;
-        char *temp_path;
-        int r;
-
-        if (isempty(x11_layout) &&
-            isempty(x11_model) &&
-            isempty(x11_variant) &&
-            isempty(x11_options)) {
-
-#ifdef TARGET_FEDORA
-                unlink("/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
-
-                /* Symlink this to /dev/null, so that s-s-k (if it is
-                 * still running) doesn't recreate this. */
-                symlink("/dev/null", "/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
-#endif
-
-                if (unlink("/etc/X11/xorg.conf.d/00-keyboard.conf") < 0)
-                        return errno == ENOENT ? 0 : -errno;
-
-                return 0;
-        }
-
-        mkdir_parents("/etc/X11/xorg.conf.d", 0755);
-
-        r = fopen_temporary("/etc/X11/xorg.conf.d/00-keyboard.conf", &f, &temp_path);
-        if (r < 0)
-                return r;
-
-        fchmod(fileno(f), 0644);
-
-        fputs("# Read and parsed by systemd-localed. It's probably wise not to edit this file\n"
-              "# manually too freely.\n"
-              "Section \"InputClass\"\n"
-              "        Identifier \"system-keyboard\"\n"
-              "        MatchIsKeyboard \"on\"\n", f);
-
-        if (!isempty(x11_layout))
-                fprintf(f, "        Option \"XkbLayout\" \"%s\"\n", x11_layout);
-
-        if (!isempty(x11_model))
-                fprintf(f, "        Option \"XkbModel\" \"%s\"\n", x11_model);
-
-        if (!isempty(x11_variant))
-                fprintf(f, "        Option \"XkbVariant\" \"%s\"\n", x11_variant);
-
-        if (!isempty(x11_options))
-                fprintf(f, "        Option \"XkbOptions\" \"%s\"\n", x11_options);
-
-        fputs("EndSection\n", f);
-        fflush(f);
-
-        if (ferror(f) || rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) {
-                r = -errno;
-                unlink("/etc/X11/xorg.conf.d/00-keyboard.conf");
-                unlink(temp_path);
-        } else {
-
-#ifdef TARGET_FEDORA
-                unlink("/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
-
-                /* Symlink this to /dev/null, so that s-s-k (if it is
-                 * still running) doesn't recreate this. */
-                symlink("/dev/null", "/etc/X11/xorg.conf.d/00-system-setup-keyboard.conf");
-#endif
-
-                r = 0;
-        }
-
-        fclose(f);
-        free(temp_path);
-
-        return r;
-}
-
-static int load_vconsole_keymap(DBusConnection *bus, DBusError *error) {
-        DBusMessage *m = NULL, *reply = NULL;
-        const char *name = "systemd-vconsole-setup.service", *mode = "replace";
-        int r;
-        DBusError _error;
-
-        assert(bus);
-
-        if (!error) {
-                dbus_error_init(&_error);
-                error = &_error;
-        }
-
-        m = dbus_message_new_method_call(
-                        "org.freedesktop.systemd1",
-                        "/org/freedesktop/systemd1",
-                        "org.freedesktop.systemd1.Manager",
-                        "RestartUnit");
-        if (!m) {
-                log_error("Could not allocate message.");
-                r = -ENOMEM;
-                goto finish;
-        }
-
-        if (!dbus_message_append_args(m,
-                                      DBUS_TYPE_STRING, &name,
-                                      DBUS_TYPE_STRING, &mode,
-                                      DBUS_TYPE_INVALID)) {
-                log_error("Could not append arguments to message.");
-                r = -ENOMEM;
-                goto finish;
-        }
-
-        reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error);
-        if (!reply) {
-                log_error("Failed to issue method call: %s", bus_error_message(error));
-                r = -EIO;
-                goto finish;
-        }
-
-        r = 0;
-
-finish:
-        if (m)
-                dbus_message_unref(m);
-
-        if (reply)
-                dbus_message_unref(reply);
-
-        if (error == &_error)
-                dbus_error_free(error);
-
-        return r;
-}
-
-static char *strnulldash(const char *s) {
-        return s == NULL || *s == 0 || (s[0] == '-' && s[1] == 0) ? NULL : (char*) s;
-}
-
-static int read_next_mapping(FILE *f, unsigned *n, char ***a) {
-        assert(f);
-        assert(n);
-        assert(a);
-
-        for (;;) {
-                char line[LINE_MAX];
-                char *l, **b;
-
-                errno = 0;
-                if (!fgets(line, sizeof(line), f)) {
-
-                        if (ferror(f))
-                                return errno ? -errno : -EIO;
-
-                        return 0;
-                }
-
-                (*n) ++;
-
-                l = strstrip(line);
-                if (l[0] == 0 || l[0] == '#')
-                        continue;
-
-                b = strv_split_quoted(l);
-                if (!b)
-                        return -ENOMEM;
-
-                if (strv_length(b) < 5) {
-                        log_error("Invalid line "SYSTEMD_KBD_MODEL_MAP":%u, ignoring.", *n);
-                        strv_free(b);
-                        continue;
-
-                }
-
-                *a = b;
-                return 1;
-        }
-}
-
-static int convert_vconsole_to_x11(DBusConnection *connection) {
-        bool modified = false;
-
-        assert(connection);
-
-        if (isempty(vc_keymap)) {
-
-                modified =
-                        !isempty(x11_layout) ||
-                        !isempty(x11_model) ||
-                        !isempty(x11_variant) ||
-                        !isempty(x11_options);
-
-                free_data_x11();
-        } else {
-                FILE *f;
-                unsigned n = 0;
-
-                f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
-                if (!f)
-                        return -errno;
-
-                for (;;) {
-                        char **a;
-                        int r;
-
-                        r = read_next_mapping(f, &n, &a);
-                        if (r < 0) {
-                                fclose(f);
-                                return r;
-                        }
-
-                        if (r == 0)
-                                break;
-
-                        if (!streq(vc_keymap, a[0])) {
-                                strv_free(a);
-                                continue;
-                        }
-
-                        if (!streq_ptr(x11_layout, strnulldash(a[1])) ||
-                            !streq_ptr(x11_model, strnulldash(a[2])) ||
-                            !streq_ptr(x11_variant, strnulldash(a[3])) ||
-                            !streq_ptr(x11_options, strnulldash(a[4]))) {
-
-                                if (free_and_set(&x11_layout, strnulldash(a[1])) < 0 ||
-                                    free_and_set(&x11_model, strnulldash(a[2])) < 0 ||
-                                    free_and_set(&x11_variant, strnulldash(a[3])) < 0 ||
-                                    free_and_set(&x11_options, strnulldash(a[4])) < 0) {
-                                        strv_free(a);
-                                        fclose(f);
-                                        return -ENOMEM;
-                                }
-
-                                modified = true;
-                        }
-
-                        strv_free(a);
-                        break;
-                }
-
-                fclose(f);
-        }
-
-        if (modified) {
-                dbus_bool_t b;
-                DBusMessage *changed;
-                int r;
-
-                r = write_data_x11();
-                if (r < 0)
-                        log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
-
-                changed = bus_properties_changed_new(
-                                "/org/freedesktop/locale1",
-                                "org.freedesktop.locale1",
-                                "X11Layout\0"
-                                "X11Model\0"
-                                "X11Variant\0"
-                                "X11Options\0");
-
-                if (!changed)
-                        return -ENOMEM;
-
-                b = dbus_connection_send(connection, changed, NULL);
-                dbus_message_unref(changed);
-
-                if (!b)
-                        return -ENOMEM;
-        }
-
-        return 0;
-}
-
-static int convert_x11_to_vconsole(DBusConnection *connection) {
-        bool modified = false;
-
-        assert(connection);
-
-        if (isempty(x11_layout)) {
-
-                modified =
-                        !isempty(vc_keymap) ||
-                        !isempty(vc_keymap_toggle);
-
-                free_data_x11();
-        } else {
-                FILE *f;
-                unsigned n = 0;
-                unsigned best_matching = 0;
-                char *new_keymap = NULL;
-
-                f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
-                if (!f)
-                        return -errno;
-
-                for (;;) {
-                        char **a;
-                        unsigned matching = 0;
-                        int r;
-
-                        r = read_next_mapping(f, &n, &a);
-                        if (r < 0) {
-                                fclose(f);
-                                return r;
-                        }
-
-                        if (r == 0)
-                                break;
-
-                        /* Determine how well matching this entry is */
-                        if (streq_ptr(x11_layout, a[1]))
-                                /* If we got an exact match, this is best */
-                                matching = 10;
-                        else {
-                                size_t x;
-
-                                x = strcspn(x11_layout, ",");
-
-                                /* We have multiple X layouts, look
-                                 * for an entry that matches our key
-                                 * with the everything but the first
-                                 * layout stripped off. */
-                                if (x > 0 &&
-                                    strlen(a[1]) == x &&
-                                    strncmp(x11_layout, a[1], x) == 0)
-                                        matching = 5;
-                                else  {
-                                        size_t w;
-
-                                        /* If that didn't work, strip
-                                         * off the other layouts from
-                                         * the entry, too */
-
-                                        w = strcspn(a[1], ",");
-
-                                        if (x > 0 && x == w &&
-                                            memcmp(x11_layout, a[1], x) == 0)
-                                                matching = 1;
-                                }
-                        }
-
-                        if (matching > 0 &&
-                            streq_ptr(x11_model, a[2])) {
-                                matching++;
-
-                                if (streq_ptr(x11_variant, a[3])) {
-                                        matching++;
-
-                                        if (streq_ptr(x11_options, a[4]))
-                                                matching++;
-                                }
-                        }
-
-                        /* The best matching entry so far, then let's
-                         * save that */
-                        if (matching > best_matching) {
-                                best_matching = matching;
-
-                                free(new_keymap);
-                                new_keymap = strdup(a[0]);
-
-                                if (!new_keymap) {
-                                        strv_free(a);
-                                        fclose(f);
-                                        return -ENOMEM;
-                                }
-                        }
-
-                        strv_free(a);
-                }
-
-                fclose(f);
-
-                if (!streq_ptr(vc_keymap, new_keymap)) {
-                        free(vc_keymap);
-                        vc_keymap = new_keymap;
-
-                        free(vc_keymap_toggle);
-                        vc_keymap_toggle = NULL;
-
-                        modified = true;
-                } else
-                        free(new_keymap);
-        }
-
-        if (modified) {
-                dbus_bool_t b;
-                DBusMessage *changed;
-                int r;
-
-                r = write_data_vconsole();
-                if (r < 0)
-                        log_error("Failed to set virtual console keymap: %s", strerror(-r));
-
-                changed = bus_properties_changed_new(
-                                "/org/freedesktop/locale1",
-                                "org.freedesktop.locale1",
-                                "VConsoleKeymap\0"
-                                "VConsoleKeymapToggle\0");
-
-                if (!changed)
-                        return -ENOMEM;
-
-                b = dbus_connection_send(connection, changed, NULL);
-                dbus_message_unref(changed);
-
-                if (!b)
-                        return -ENOMEM;
-
-                return load_vconsole_keymap(connection, NULL);
-        }
-
-        return 0;
-}
-
-static int append_locale(DBusMessageIter *i, const char *property, void *userdata) {
-        int r, c = 0, p;
-        char **l;
-
-        l = new0(char*, _PROP_MAX+1);
-        if (!l)
-                return -ENOMEM;
-
-        for (p = 0; p < _PROP_MAX; p++) {
-                char *t;
-
-                if (isempty(data[p]))
-                        continue;
-
-                if (asprintf(&t, "%s=%s", names[p], data[p]) < 0) {
-                        strv_free(l);
-                        return -ENOMEM;
-                }
-
-                l[c++] = t;
-        }
-
-        r = bus_property_append_strv(i, property, (void*) l);
-        strv_free(l);
-
-        return r;
-}
-
-static DBusHandlerResult locale_message_handler(
-                DBusConnection *connection,
-                DBusMessage *message,
-                void *userdata) {
-
-        const BusProperty properties[] = {
-                { "org.freedesktop.locale1", "Locale",               append_locale,              "as", NULL                   },
-                { "org.freedesktop.locale1", "X11Layout",            bus_property_append_string, "s",  x11_layout             },
-                { "org.freedesktop.locale1", "X11Model",             bus_property_append_string, "s",  x11_model              },
-                { "org.freedesktop.locale1", "X11Variant",           bus_property_append_string, "s",  x11_variant            },
-                { "org.freedesktop.locale1", "X11Options",           bus_property_append_string, "s",  x11_options            },
-                { "org.freedesktop.locale1", "VConsoleKeymap",       bus_property_append_string, "s",  vc_keymap              },
-                { "org.freedesktop.locale1", "VConsoleKeymapToggle", bus_property_append_string, "s",  vc_keymap_toggle       },
-                { NULL, NULL, NULL, NULL, NULL }
-        };
-
-        DBusMessage *reply = NULL, *changed = NULL;
-        DBusError error;
-        int r;
-
-        assert(connection);
-        assert(message);
-
-        dbus_error_init(&error);
-
-        if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetLocale")) {
-                char **l = NULL, **i;
-                dbus_bool_t interactive;
-                DBusMessageIter iter;
-                bool modified = false;
-                bool passed[_PROP_MAX];
-                int p;
-
-                if (!dbus_message_iter_init(message, &iter))
-                        return bus_send_error_reply(connection, message, NULL, -EINVAL);
-
-                r = bus_parse_strv_iter(&iter, &l);
-                if (r < 0) {
-                        if (r == -ENOMEM)
-                                goto oom;
-
-                        return bus_send_error_reply(connection, message, NULL, r);
-                }
-
-                if (!dbus_message_iter_next(&iter) ||
-                    dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_BOOLEAN)  {
-                        strv_free(l);
-                        return bus_send_error_reply(connection, message, NULL, -EINVAL);
-                }
-
-                dbus_message_iter_get_basic(&iter, &interactive);
-
-                zero(passed);
-
-                /* Check whether a variable changed and if so valid */
-                STRV_FOREACH(i, l) {
-                        bool valid = false;
-
-                        for (p = 0; p < _PROP_MAX; p++) {
-                                size_t k;
-
-                                k = strlen(names[p]);
-                                if (startswith(*i, names[p]) && (*i)[k] == '=') {
-                                        valid = true;
-                                        passed[p] = true;
-
-                                        if (!streq_ptr(*i + k + 1, data[p]))
-                                                modified = true;
-
-                                        break;
-                                }
-                        }
-
-                        if (!valid) {
-                                strv_free(l);
-                                return bus_send_error_reply(connection, message, NULL, -EINVAL);
-                        }
-                }
-
-                /* Check whether a variable is unset */
-                if (!modified)  {
-                        for (p = 0; p < _PROP_MAX; p++)
-                                if (!isempty(data[p]) && !passed[p]) {
-                                        modified = true;
-                                        break;
-                                }
-                }
-
-                if (modified) {
-
-                        r = verify_polkit(connection, message, "org.freedesktop.locale1.set-locale", interactive, &error);
-                        if (r < 0) {
-                                strv_free(l);
-                                return bus_send_error_reply(connection, message, &error, r);
-                        }
-
-                        STRV_FOREACH(i, l) {
-                                for (p = 0; p < _PROP_MAX; p++) {
-                                        size_t k;
-
-                                        k = strlen(names[p]);
-                                        if (startswith(*i, names[p]) && (*i)[k] == '=') {
-                                                char *t;
-
-                                                t = strdup(*i + k + 1);
-                                                if (!t) {
-                                                        strv_free(l);
-                                                        goto oom;
-                                                }
-
-                                                free(data[p]);
-                                                data[p] = t;
-
-                                                break;
-                                        }
-                                }
-                        }
-
-                        strv_free(l);
-
-                        for (p = 0; p < _PROP_MAX; p++) {
-                                if (passed[p])
-                                        continue;
-
-                                free(data[p]);
-                                data[p] = NULL;
-                        }
-
-                        simplify();
-
-                        r = write_data_locale();
-                        if (r < 0) {
-                                log_error("Failed to set locale: %s", strerror(-r));
-                                return bus_send_error_reply(connection, message, NULL, r);
-                        }
-
-                        push_data(connection);
-
-                        log_info("Changed locale information.");
-
-                        changed = bus_properties_changed_new(
-                                        "/org/freedesktop/locale1",
-                                        "org.freedesktop.locale1",
-                                        "Locale\0");
-                        if (!changed)
-                                goto oom;
-                }
-        } else if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetVConsoleKeyboard")) {
-
-                const char *keymap, *keymap_toggle;
-                dbus_bool_t convert, interactive;
-
-                if (!dbus_message_get_args(
-                                    message,
-                                    &error,
-                                    DBUS_TYPE_STRING, &keymap,
-                                    DBUS_TYPE_STRING, &keymap_toggle,
-                                    DBUS_TYPE_BOOLEAN, &convert,
-                                    DBUS_TYPE_BOOLEAN, &interactive,
-                                    DBUS_TYPE_INVALID))
-                        return bus_send_error_reply(connection, message, &error, -EINVAL);
-
-                if (isempty(keymap))
-                        keymap = NULL;
-
-                if (isempty(keymap_toggle))
-                        keymap_toggle = NULL;
-
-                if (!streq_ptr(keymap, vc_keymap) ||
-                    !streq_ptr(keymap_toggle, vc_keymap_toggle)) {
-
-                        r = verify_polkit(connection, message, "org.freedesktop.locale1.set-keyboard", interactive, &error);
-                        if (r < 0)
-                                return bus_send_error_reply(connection, message, &error, r);
-
-                        if (free_and_set(&vc_keymap, keymap) < 0 ||
-                            free_and_set(&vc_keymap_toggle, keymap_toggle) < 0)
-                                goto oom;
-
-                        r = write_data_vconsole();
-                        if (r < 0) {
-                                log_error("Failed to set virtual console keymap: %s", strerror(-r));
-                                return bus_send_error_reply(connection, message, NULL, r);
-                        }
-
-                        log_info("Changed virtual console keymap to '%s'", strempty(vc_keymap));
-
-                        r = load_vconsole_keymap(connection, NULL);
-                        if (r < 0)
-                                log_error("Failed to request keymap reload: %s", strerror(-r));
-
-                        changed = bus_properties_changed_new(
-                                        "/org/freedesktop/locale1",
-                                        "org.freedesktop.locale1",
-                                        "VConsoleKeymap\0"
-                                        "VConsoleKeymapToggle\0");
-                        if (!changed)
-                                goto oom;
-
-                        if (convert) {
-                                r = convert_vconsole_to_x11(connection);
-
-                                if (r < 0)
-                                        log_error("Failed to convert keymap data: %s", strerror(-r));
-                        }
-                }
-
-        } else if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetX11Keyboard")) {
-
-                const char *layout, *model, *variant, *options;
-                dbus_bool_t convert, interactive;
-
-                if (!dbus_message_get_args(
-                                    message,
-                                    &error,
-                                    DBUS_TYPE_STRING, &layout,
-                                    DBUS_TYPE_STRING, &model,
-                                    DBUS_TYPE_STRING, &variant,
-                                    DBUS_TYPE_STRING, &options,
-                                    DBUS_TYPE_BOOLEAN, &convert,
-                                    DBUS_TYPE_BOOLEAN, &interactive,
-                                    DBUS_TYPE_INVALID))
-                        return bus_send_error_reply(connection, message, &error, -EINVAL);
-
-                if (isempty(layout))
-                        layout = NULL;
-
-                if (isempty(model))
-                        model = NULL;
-
-                if (isempty(variant))
-                        variant = NULL;
-
-                if (isempty(options))
-                        options = NULL;
-
-                if (!streq_ptr(layout, x11_layout) ||
-                    !streq_ptr(model, x11_model) ||
-                    !streq_ptr(variant, x11_variant) ||
-                    !streq_ptr(options, x11_options)) {
-
-                        r = verify_polkit(connection, message, "org.freedesktop.locale1.set-keyboard", interactive, &error);
-                        if (r < 0)
-                                return bus_send_error_reply(connection, message, &error, r);
-
-                        if (free_and_set(&x11_layout, layout) < 0 ||
-                            free_and_set(&x11_model, model) < 0 ||
-                            free_and_set(&x11_variant, variant) < 0 ||
-                            free_and_set(&x11_options, options) < 0)
-                                goto oom;
-
-                        r = write_data_x11();
-                        if (r < 0) {
-                                log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
-                                return bus_send_error_reply(connection, message, NULL, r);
-                        }
-
-                        log_info("Changed X11 keyboard layout to '%s'", strempty(x11_layout));
-
-                        changed = bus_properties_changed_new(
-                                        "/org/freedesktop/locale1",
-                                        "org.freedesktop.locale1",
-                                        "X11Layout\0"
-                                        "X11Model\0"
-                                        "X11Variant\0"
-                                        "X11Options\0");
-                        if (!changed)
-                                goto oom;
-
-                        if (convert) {
-                                r = convert_x11_to_vconsole(connection);
-
-                                if (r < 0)
-                                        log_error("Failed to convert keymap data: %s", strerror(-r));
-                        }
-                }
-        } else
-                return bus_default_message_handler(connection, message, INTROSPECTION, INTERFACES_LIST, properties);
-
-
-        if (!(reply = dbus_message_new_method_return(message)))
-                goto oom;
-
-        if (!dbus_connection_send(connection, reply, NULL))
-                goto oom;
-
-        dbus_message_unref(reply);
-        reply = NULL;
-
-        if (changed) {
-
-                if (!dbus_connection_send(connection, changed, NULL))
-                        goto oom;
-
-                dbus_message_unref(changed);
-        }
-
-        return DBUS_HANDLER_RESULT_HANDLED;
-
-oom:
-        if (reply)
-                dbus_message_unref(reply);
-
-        if (changed)
-                dbus_message_unref(changed);
-
-        dbus_error_free(&error);
-
-        return DBUS_HANDLER_RESULT_NEED_MEMORY;
-}
-
-static int connect_bus(DBusConnection **_bus) {
-        static const DBusObjectPathVTable locale_vtable = {
-                .message_function = locale_message_handler
-        };
-        DBusError error;
-        DBusConnection *bus = NULL;
-        int r;
-
-        assert(_bus);
-
-        dbus_error_init(&error);
-
-        bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, &error);
-        if (!bus) {
-                log_error("Failed to get system D-Bus connection: %s", bus_error_message(&error));
-                r = -ECONNREFUSED;
-                goto fail;
-        }
-
-        dbus_connection_set_exit_on_disconnect(bus, FALSE);
-
-        if (!dbus_connection_register_object_path(bus, "/org/freedesktop/locale1", &locale_vtable, NULL) ||
-            !dbus_connection_add_filter(bus, bus_exit_idle_filter, &remain_until, NULL)) {
-                log_error("Not enough memory");
-                r = -ENOMEM;
-                goto fail;
-        }
-
-        r = dbus_bus_request_name(bus, "org.freedesktop.locale1", DBUS_NAME_FLAG_DO_NOT_QUEUE, &error);
-        if (dbus_error_is_set(&error)) {
-                log_error("Failed to register name on bus: %s", bus_error_message(&error));
-                r = -EEXIST;
-                goto fail;
-        }
-
-        if (r != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
-                log_error("Failed to acquire name.");
-                r = -EEXIST;
-                goto fail;
-        }
-
-        if (_bus)
-                *_bus = bus;
-
-        return 0;
-
-fail:
-        dbus_connection_close(bus);
-        dbus_connection_unref(bus);
-
-        dbus_error_free(&error);
-
-        return r;
-}
-
-int main(int argc, char *argv[]) {
-        int r;
-        DBusConnection *bus = NULL;
-        bool exiting = false;
-
-        log_set_target(LOG_TARGET_AUTO);
-        log_parse_environment();
-        log_open();
-
-        umask(0022);
-
-        if (argc == 2 && streq(argv[1], "--introspect")) {
-                fputs(DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE
-                      "<node>\n", stdout);
-                fputs(locale_interface, stdout);
-                fputs("</node>\n", stdout);
-                return 0;
-        }
-
-        if (argc != 1) {
-                log_error("This program takes no arguments.");
-                r = -EINVAL;
-                goto finish;
-        }
-
-        r = read_data();
-        if (r < 0) {
-                log_error("Failed to read locale data: %s", strerror(-r));
-                goto finish;
-        }
-
-        r = connect_bus(&bus);
-        if (r < 0)
-                goto finish;
-
-        remain_until = now(CLOCK_MONOTONIC) + DEFAULT_EXIT_USEC;
-        for (;;) {
-
-                if (!dbus_connection_read_write_dispatch(bus, exiting ? -1 : (int) (DEFAULT_EXIT_USEC/USEC_PER_MSEC)))
-                        break;
-
-                if (!exiting && remain_until < now(CLOCK_MONOTONIC)) {
-                        exiting = true;
-                        bus_async_unregister_and_exit(bus, "org.freedesktop.locale1");
-                }
-        }
-
-        r = 0;
-
-finish:
-        free_data();
-
-        if (bus) {
-                dbus_connection_flush(bus);
-                dbus_connection_close(bus);
-                dbus_connection_unref(bus);
-        }
-
-        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
-}