1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
|
/***
This file is part of systemd.
Copyright 2011 Lennart Poettering
Copyright 2013 Kay Sievers
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <errno.h>
#include <string.h>
#include <unistd.h>
#ifdef HAVE_XKBCOMMON
#include <dlfcn.h>
#include <xkbcommon/xkbcommon.h>
#endif
#include <systemd/sd-bus.h>
#include "sd-bus/bus-error.h"
#include "sd-bus/bus-message.h"
#include "systemd-basic/alloc-util.h"
#include "systemd-basic/def.h"
#include "systemd-basic/locale-util.h"
#include "systemd-basic/macro.h"
#include "systemd-basic/path-util.h"
#include "systemd-basic/selinux-util.h"
#include "systemd-basic/string-util.h"
#include "systemd-basic/strv.h"
#include "systemd-basic/user-util.h"
#include "systemd-shared/bus-util.h"
#include "keymap-util.h"
static Hashmap *polkit_registry = NULL;
static int locale_update_system_manager(Context *c, sd_bus *bus) {
_cleanup_free_ char **l_unset = NULL;
_cleanup_strv_free_ char **l_set = NULL;
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
sd_bus_error error = SD_BUS_ERROR_NULL;
unsigned c_set, c_unset, p;
int r;
assert(bus);
l_unset = new0(char*, _VARIABLE_LC_MAX);
if (!l_unset)
return -ENOMEM;
l_set = new0(char*, _VARIABLE_LC_MAX);
if (!l_set)
return -ENOMEM;
for (p = 0, c_set = 0, c_unset = 0; p < _VARIABLE_LC_MAX; p++) {
const char *name;
name = locale_variable_to_string(p);
assert(name);
if (isempty(c->locale[p]))
l_unset[c_set++] = (char*) name;
else {
char *s;
if (asprintf(&s, "%s=%s", name, c->locale[p]) < 0)
return -ENOMEM;
l_set[c_unset++] = s;
}
}
assert(c_set + c_unset == _VARIABLE_LC_MAX);
r = sd_bus_message_new_method_call(bus, &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"UnsetAndSetEnvironment");
if (r < 0)
return r;
r = sd_bus_message_append_strv(m, l_unset);
if (r < 0)
return r;
r = sd_bus_message_append_strv(m, l_set);
if (r < 0)
return r;
r = sd_bus_call(bus, m, 0, &error, NULL);
if (r < 0)
log_error_errno(r, "Failed to update the manager environment: %m");
return 0;
}
static int vconsole_reload(sd_bus *bus) {
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
int r;
assert(bus);
r = sd_bus_call_method(bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"RestartUnit",
&error,
NULL,
"ss", "systemd-vconsole-setup.service", "replace");
if (r < 0)
log_error("Failed to issue method call: %s", bus_error_message(&error, -r));
return r;
}
static int vconsole_convert_to_x11_and_emit(Context *c, sd_bus *bus) {
int r;
assert(bus);
r = vconsole_convert_to_x11(c);
if (r <= 0)
return r;
/* modified */
r = x11_write_data(c);
if (r < 0)
return log_error_errno(r, "Failed to write X11 keyboard layout: %m");
sd_bus_emit_properties_changed(bus,
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
"X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
return 1;
}
static int x11_convert_to_vconsole_and_emit(Context *c, sd_bus *bus) {
int r;
assert(bus);
r = x11_convert_to_vconsole(c);
if (r <= 0)
return r;
/* modified */
r = vconsole_write_data(c);
if (r < 0)
log_error_errno(r, "Failed to save virtual console keymap: %m");
sd_bus_emit_properties_changed(bus,
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
"VConsoleKeymap", "VConsoleKeymapToggle", NULL);
return vconsole_reload(bus);
}
static int property_get_locale(
sd_bus *bus,
const char *path,
const char *interface,
const char *property,
sd_bus_message *reply,
void *userdata,
sd_bus_error *error) {
Context *c = userdata;
_cleanup_strv_free_ char **l = NULL;
int p, q;
l = new0(char*, _VARIABLE_LC_MAX+1);
if (!l)
return -ENOMEM;
for (p = 0, q = 0; p < _VARIABLE_LC_MAX; p++) {
char *t;
const char *name;
name = locale_variable_to_string(p);
assert(name);
if (isempty(c->locale[p]))
continue;
if (asprintf(&t, "%s=%s", name, c->locale[p]) < 0)
return -ENOMEM;
l[q++] = t;
}
return sd_bus_message_append_strv(reply, l);
}
static int method_set_locale(sd_bus_message *m, void *userdata, sd_bus_error *error) {
Context *c = userdata;
_cleanup_strv_free_ char **l = NULL;
char **i;
const char *lang = NULL;
int interactive;
bool modified = false;
bool have[_VARIABLE_LC_MAX] = {};
int p;
int r;
assert(m);
assert(c);
r = bus_message_read_strv_extend(m, &l);
if (r < 0)
return r;
r = sd_bus_message_read_basic(m, 'b', &interactive);
if (r < 0)
return r;
/* Check whether a variable changed and if it is valid */
STRV_FOREACH(i, l) {
bool valid = false;
for (p = 0; p < _VARIABLE_LC_MAX; p++) {
size_t k;
const char *name;
name = locale_variable_to_string(p);
assert(name);
k = strlen(name);
if (startswith(*i, name) &&
(*i)[k] == '=' &&
locale_is_valid((*i) + k + 1)) {
valid = true;
have[p] = true;
if (p == VARIABLE_LANG)
lang = (*i) + k + 1;
if (!streq_ptr(*i + k + 1, c->locale[p]))
modified = true;
break;
}
}
if (!valid)
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data.");
}
/* If LANG was specified, but not LANGUAGE, check if we should
* set it based on the language fallback table. */
if (have[VARIABLE_LANG] && !have[VARIABLE_LANGUAGE]) {
_cleanup_free_ char *language = NULL;
assert(lang);
(void) find_language_fallback(lang, &language);
if (language) {
log_debug("Converted LANG=%s to LANGUAGE=%s", lang, language);
if (!streq_ptr(language, c->locale[VARIABLE_LANGUAGE])) {
r = strv_extendf(&l, "LANGUAGE=%s", language);
if (r < 0)
return r;
have[VARIABLE_LANGUAGE] = true;
modified = true;
}
}
}
/* Check whether a variable is unset */
if (!modified)
for (p = 0; p < _VARIABLE_LC_MAX; p++)
if (!isempty(c->locale[p]) && !have[p]) {
modified = true;
break;
}
if (modified) {
_cleanup_strv_free_ char **settings = NULL;
r = bus_verify_polkit_async(
m,
CAP_SYS_ADMIN,
"org.freedesktop.locale1.set-locale",
NULL,
interactive,
UID_INVALID,
&polkit_registry,
error);
if (r < 0)
return r;
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
STRV_FOREACH(i, l)
for (p = 0; p < _VARIABLE_LC_MAX; p++) {
size_t k;
const char *name;
name = locale_variable_to_string(p);
assert(name);
k = strlen(name);
if (startswith(*i, name) && (*i)[k] == '=') {
r = free_and_strdup(&c->locale[p], *i + k + 1);
if (r < 0)
return r;
break;
}
}
for (p = 0; p < _VARIABLE_LC_MAX; p++) {
if (have[p])
continue;
c->locale[p] = mfree(c->locale[p]);
}
locale_simplify(c);
r = locale_write_data(c, &settings);
if (r < 0) {
log_error_errno(r, "Failed to set locale: %m");
return sd_bus_error_set_errnof(error, r, "Failed to set locale: %s", strerror(-r));
}
locale_update_system_manager(c, sd_bus_message_get_bus(m));
if (settings) {
_cleanup_free_ char *line;
line = strv_join(settings, ", ");
log_info("Changed locale to %s.", strnull(line));
} else
log_info("Changed locale to unset.");
(void) sd_bus_emit_properties_changed(
sd_bus_message_get_bus(m),
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
"Locale", NULL);
} else
log_debug("Locale settings were not modified.");
return sd_bus_reply_method_return(m, NULL);
}
static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) {
Context *c = userdata;
const char *keymap, *keymap_toggle;
int convert, interactive;
int r;
assert(m);
assert(c);
r = sd_bus_message_read(m, "ssbb", &keymap, &keymap_toggle, &convert, &interactive);
if (r < 0)
return r;
keymap = empty_to_null(keymap);
keymap_toggle = empty_to_null(keymap_toggle);
if (!streq_ptr(keymap, c->vc_keymap) ||
!streq_ptr(keymap_toggle, c->vc_keymap_toggle)) {
if ((keymap && (!filename_is_valid(keymap) || !string_is_safe(keymap))) ||
(keymap_toggle && (!filename_is_valid(keymap_toggle) || !string_is_safe(keymap_toggle))))
return sd_bus_error_set_errnof(error, -EINVAL, "Received invalid keymap data");
r = bus_verify_polkit_async(
m,
CAP_SYS_ADMIN,
"org.freedesktop.locale1.set-keyboard",
NULL,
interactive,
UID_INVALID,
&polkit_registry,
error);
if (r < 0)
return r;
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
if (free_and_strdup(&c->vc_keymap, keymap) < 0 ||
free_and_strdup(&c->vc_keymap_toggle, keymap_toggle) < 0)
return -ENOMEM;
r = vconsole_write_data(c);
if (r < 0) {
log_error_errno(r, "Failed to set virtual console keymap: %m");
return sd_bus_error_set_errnof(error, r, "Failed to set virtual console keymap: %s", strerror(-r));
}
log_info("Changed virtual console keymap to '%s' toggle '%s'",
strempty(c->vc_keymap), strempty(c->vc_keymap_toggle));
r = vconsole_reload(sd_bus_message_get_bus(m));
if (r < 0)
log_error_errno(r, "Failed to request keymap reload: %m");
(void) sd_bus_emit_properties_changed(
sd_bus_message_get_bus(m),
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
"VConsoleKeymap", "VConsoleKeymapToggle", NULL);
if (convert) {
r = vconsole_convert_to_x11_and_emit(c, sd_bus_message_get_bus(m));
if (r < 0)
log_error_errno(r, "Failed to convert keymap data: %m");
}
}
return sd_bus_reply_method_return(m, NULL);
}
#ifdef HAVE_XKBCOMMON
_printf_(3, 0)
static void log_xkb(struct xkb_context *ctx, enum xkb_log_level lvl, const char *format, va_list args) {
const char *fmt;
fmt = strjoina("libxkbcommon: ", format);
log_internalv(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, fmt, args);
}
#define LOAD_SYMBOL(symbol, dl, name) \
({ \
(symbol) = (typeof(symbol)) dlvsym((dl), (name), "V_0.5.0"); \
(symbol) ? 0 : -EOPNOTSUPP; \
})
static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) {
/* We dlopen() the library in order to make the dependency soft. The library (and what it pulls in) is huge
* after all, hence let's support XKB maps when the library is around, and refuse otherwise. The function
* pointers to the shared library are below: */
struct xkb_context* (*symbol_xkb_context_new)(enum xkb_context_flags flags) = NULL;
void (*symbol_xkb_context_unref)(struct xkb_context *context) = NULL;
void (*symbol_xkb_context_set_log_fn)(struct xkb_context *context, void (*log_fn)(struct xkb_context *context, enum xkb_log_level level, const char *format, va_list args)) = NULL;
struct xkb_keymap* (*symbol_xkb_keymap_new_from_names)(struct xkb_context *context, const struct xkb_rule_names *names, enum xkb_keymap_compile_flags flags) = NULL;
void (*symbol_xkb_keymap_unref)(struct xkb_keymap *keymap) = NULL;
const struct xkb_rule_names rmlvo = {
.model = model,
.layout = layout,
.variant = variant,
.options = options,
};
struct xkb_context *ctx = NULL;
struct xkb_keymap *km = NULL;
void *dl;
int r;
/* Compile keymap from RMLVO information to check out its validity */
dl = dlopen("libxkbcommon.so.0", RTLD_LAZY);
if (!dl)
return -EOPNOTSUPP;
r = LOAD_SYMBOL(symbol_xkb_context_new, dl, "xkb_context_new");
if (r < 0)
goto finish;
r = LOAD_SYMBOL(symbol_xkb_context_unref, dl, "xkb_context_unref");
if (r < 0)
goto finish;
r = LOAD_SYMBOL(symbol_xkb_context_set_log_fn, dl, "xkb_context_set_log_fn");
if (r < 0)
goto finish;
r = LOAD_SYMBOL(symbol_xkb_keymap_new_from_names, dl, "xkb_keymap_new_from_names");
if (r < 0)
goto finish;
r = LOAD_SYMBOL(symbol_xkb_keymap_unref, dl, "xkb_keymap_unref");
if (r < 0)
goto finish;
ctx = symbol_xkb_context_new(XKB_CONTEXT_NO_ENVIRONMENT_NAMES);
if (!ctx) {
r = -ENOMEM;
goto finish;
}
symbol_xkb_context_set_log_fn(ctx, log_xkb);
km = symbol_xkb_keymap_new_from_names(ctx, &rmlvo, XKB_KEYMAP_COMPILE_NO_FLAGS);
if (!km) {
r = -EINVAL;
goto finish;
}
r = 0;
finish:
if (symbol_xkb_keymap_unref && km)
symbol_xkb_keymap_unref(km);
if (symbol_xkb_context_unref && ctx)
symbol_xkb_context_unref(ctx);
(void) dlclose(dl);
return r;
}
#else
static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) {
return 0;
}
#endif
static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) {
Context *c = userdata;
const char *layout, *model, *variant, *options;
int convert, interactive;
int r;
assert(m);
assert(c);
r = sd_bus_message_read(m, "ssssbb", &layout, &model, &variant, &options, &convert, &interactive);
if (r < 0)
return r;
layout = empty_to_null(layout);
model = empty_to_null(model);
variant = empty_to_null(variant);
options = empty_to_null(options);
if (!streq_ptr(layout, c->x11_layout) ||
!streq_ptr(model, c->x11_model) ||
!streq_ptr(variant, c->x11_variant) ||
!streq_ptr(options, c->x11_options)) {
if ((layout && !string_is_safe(layout)) ||
(model && !string_is_safe(model)) ||
(variant && !string_is_safe(variant)) ||
(options && !string_is_safe(options)))
return sd_bus_error_set_errnof(error, -EINVAL, "Received invalid keyboard data");
r = bus_verify_polkit_async(
m,
CAP_SYS_ADMIN,
"org.freedesktop.locale1.set-keyboard",
NULL,
interactive,
UID_INVALID,
&polkit_registry,
error);
if (r < 0)
return r;
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
r = verify_xkb_rmlvo(model, layout, variant, options);
if (r < 0) {
log_error_errno(r, "Cannot compile XKB keymap for new x11 keyboard layout ('%s' / '%s' / '%s' / '%s'): %m",
strempty(model), strempty(layout), strempty(variant), strempty(options));
if (r == -EOPNOTSUPP)
return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Local keyboard configuration not supported on this system.");
return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Specified keymap cannot be compiled, refusing as invalid.");
}
if (free_and_strdup(&c->x11_layout, layout) < 0 ||
free_and_strdup(&c->x11_model, model) < 0 ||
free_and_strdup(&c->x11_variant, variant) < 0 ||
free_and_strdup(&c->x11_options, options) < 0)
return -ENOMEM;
r = x11_write_data(c);
if (r < 0) {
log_error_errno(r, "Failed to set X11 keyboard layout: %m");
return sd_bus_error_set_errnof(error, r, "Failed to set X11 keyboard layout: %s", strerror(-r));
}
log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'",
strempty(c->x11_layout),
strempty(c->x11_model),
strempty(c->x11_variant),
strempty(c->x11_options));
(void) sd_bus_emit_properties_changed(
sd_bus_message_get_bus(m),
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
"X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
if (convert) {
r = x11_convert_to_vconsole_and_emit(c, sd_bus_message_get_bus(m));
if (r < 0)
log_error_errno(r, "Failed to convert keymap data: %m");
}
}
return sd_bus_reply_method_return(m, NULL);
}
static const sd_bus_vtable locale_vtable[] = {
SD_BUS_VTABLE_START(0),
SD_BUS_PROPERTY("Locale", "as", property_get_locale, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("X11Layout", "s", NULL, offsetof(Context, x11_layout), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("X11Model", "s", NULL, offsetof(Context, x11_model), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("X11Variant", "s", NULL, offsetof(Context, x11_variant), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("X11Options", "s", NULL, offsetof(Context, x11_options), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("VConsoleKeymap", "s", NULL, offsetof(Context, vc_keymap), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("VConsoleKeymapToggle", "s", NULL, offsetof(Context, vc_keymap_toggle), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_METHOD("SetLocale", "asb", NULL, method_set_locale, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("SetVConsoleKeyboard", "ssbb", NULL, method_set_vc_keyboard, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("SetX11Keyboard", "ssssbb", NULL, method_set_x11_keyboard, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_VTABLE_END
};
static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) {
_cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
int r;
assert(c);
assert(event);
assert(_bus);
r = sd_bus_default_system(&bus);
if (r < 0)
return log_error_errno(r, "Failed to get system bus connection: %m");
r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/locale1", "org.freedesktop.locale1", locale_vtable, c);
if (r < 0)
return log_error_errno(r, "Failed to register object: %m");
r = sd_bus_request_name(bus, "org.freedesktop.locale1", 0);
if (r < 0)
return log_error_errno(r, "Failed to register name: %m");
r = sd_bus_attach_event(bus, event, 0);
if (r < 0)
return log_error_errno(r, "Failed to attach bus to event loop: %m");
*_bus = bus;
bus = NULL;
return 0;
}
int main(int argc, char *argv[]) {
_cleanup_(context_free) Context context = {};
_cleanup_(sd_event_unrefp) sd_event *event = NULL;
_cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
int r;
log_set_target(LOG_TARGET_AUTO);
log_parse_environment();
log_open();
umask(0022);
mac_selinux_init();
if (argc != 1) {
log_error("This program takes no arguments.");
r = -EINVAL;
goto finish;
}
r = sd_event_default(&event);
if (r < 0) {
log_error_errno(r, "Failed to allocate event loop: %m");
goto finish;
}
sd_event_set_watchdog(event, true);
r = connect_bus(&context, event, &bus);
if (r < 0)
goto finish;
r = context_read_data(&context);
if (r < 0) {
log_error_errno(r, "Failed to read locale data: %m");
goto finish;
}
r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL);
if (r < 0)
log_error_errno(r, "Failed to run event loop: %m");
finish:
bus_verify_polkit_async_registry_free(polkit_registry);
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
|