1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2010 Kay Sievers
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
34 #include <sys/ioctl.h>
36 #include <linux/tiocl.h>
44 static bool is_vconsole(int fd) {
45 unsigned char data[1];
47 data[0] = TIOCL_GETFGCONSOLE;
48 return ioctl(fd, TIOCLINUX, data) >= 0;
51 static bool is_locale_utf8(void) {
54 if (!setlocale(LC_ALL, ""))
57 set = nl_langinfo(CODESET);
61 return streq(set, "UTF-8");
64 static int disable_utf8(int fd) {
67 if (ioctl(fd, KDSKBMODE, K_XLATE) < 0)
70 if (loop_write(fd, "\033%@", 3, false) < 0)
73 k = write_one_line_file("/sys/module/vt/parameters/default_utf8", "0");
78 log_warning("Failed to disable UTF-8: %s", strerror(-r));
83 static int enable_utf8(int fd) {
86 if (ioctl(fd, KDSKBMODE, K_UNICODE) < 0)
89 if (loop_write(fd, "\033%G", 3, false) < 0)
92 k = write_one_line_file("/sys/module/vt/parameters/default_utf8", "1");
97 log_warning("Failed to enable UTF-8: %s", strerror(-r));
102 static int load_keymap(const char *vc, const char *map, const char *map_toggle, bool utf8, pid_t *_pid) {
108 /* An empty map means kernel map */
113 args[i++] = KBD_LOADKEYS;
121 args[i++] = map_toggle;
126 log_error("Failed to fork: %m");
128 } else if (pid == 0) {
129 execv(args[0], (char **) args);
137 static int load_font(const char *vc, const char *font, const char *map, const char *unimap, pid_t *_pid) {
143 /* An empty font means kernel font */
148 args[i++] = KBD_SETFONT;
164 log_error("Failed to fork: %m");
166 } else if (pid == 0) {
167 execv(args[0], (char **) args);
175 int main(int argc, char **argv) {
177 char *vc_keymap = NULL;
178 char *vc_keymap_toggle = NULL;
179 char *vc_font = NULL;
180 char *vc_font_map = NULL;
181 char *vc_font_unimap = NULL;
183 char *vc_unicode = NULL;
185 #if defined(TARGET_MANDRIVA) || defined(TARGET_MAGEIA)
186 char *vc_keytable = NULL;
190 int r = EXIT_FAILURE;
191 pid_t font_pid = 0, keymap_pid = 0;
193 log_set_target(LOG_TARGET_AUTO);
194 log_parse_environment();
204 fd = open_terminal(vc, O_RDWR|O_CLOEXEC);
206 log_error("Failed to open %s: %m", vc);
210 if (!is_vconsole(fd)) {
211 log_error("Device %s is not a virtual console.", vc);
215 utf8 = is_locale_utf8();
219 if (detect_container(NULL) <= 0) {
220 r = parse_env_file("/proc/cmdline", WHITESPACE,
221 "vconsole.keymap", &vc_keymap,
222 "vconsole.keymap.toggle", &vc_keymap_toggle,
223 "vconsole.font", &vc_font,
224 "vconsole.font.map", &vc_font_map,
225 "vconsole.font.unimap", &vc_font_unimap,
228 if (r < 0 && r != -ENOENT)
229 log_warning("Failed to read /proc/cmdline: %s", strerror(-r));
232 /* Hmm, nothing set on the kernel cmd line? Then let's
233 * try /etc/vconsole.conf */
235 r = parse_env_file("/etc/vconsole.conf", NEWLINE,
236 "KEYMAP", &vc_keymap,
237 "KEYMAP_TOGGLE", &vc_keymap_toggle,
239 "FONT_MAP", &vc_font_map,
240 "FONT_UNIMAP", &vc_font_unimap,
243 if (r < 0 && r != -ENOENT)
244 log_warning("Failed to read /etc/vconsole.conf: %s", strerror(-r));
248 #if defined(TARGET_FEDORA)
249 r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
251 "SYSFONTACM", &vc_font_map,
252 "UNIMAP", &vc_font_unimap,
254 if (r < 0 && r != -ENOENT)
255 log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
257 r = parse_env_file("/etc/sysconfig/keyboard", NEWLINE,
258 "KEYTABLE", &vc_keymap,
259 "KEYMAP", &vc_keymap,
261 if (r < 0 && r != -ENOENT)
262 log_warning("Failed to read /etc/sysconfig/keyboard: %s", strerror(-r));
264 if (access("/etc/sysconfig/console/default.kmap", F_OK) >= 0) {
267 t = strdup("/etc/sysconfig/console/default.kmap");
277 #elif defined(TARGET_SUSE)
278 r = parse_env_file("/etc/sysconfig/keyboard", NEWLINE,
279 "KEYTABLE", &vc_keymap,
281 if (r < 0 && r != -ENOENT)
282 log_warning("Failed to read /etc/sysconfig/keyboard: %s", strerror(-r));
284 r = parse_env_file("/etc/sysconfig/console", NEWLINE,
285 "CONSOLE_FONT", &vc_font,
286 "CONSOLE_SCREENMAP", &vc_font_map,
287 "CONSOLE_UNICODEMAP", &vc_font_unimap,
289 if (r < 0 && r != -ENOENT)
290 log_warning("Failed to read /etc/sysconfig/console: %s", strerror(-r));
292 #elif defined(TARGET_ARCH)
293 r = parse_env_file("/etc/rc.conf", NEWLINE,
294 "KEYMAP", &vc_keymap,
295 "CONSOLEFONT", &vc_font,
296 "CONSOLEMAP", &vc_font_map,
298 if (r < 0 && r != -ENOENT)
299 log_warning("Failed to read /etc/rc.conf: %s", strerror(-r));
301 #elif defined(TARGET_FRUGALWARE)
302 r = parse_env_file("/etc/sysconfig/keymap", NEWLINE,
303 "keymap", &vc_keymap,
305 if (r < 0 && r != -ENOENT)
306 log_warning("Failed to read /etc/sysconfig/keymap: %s", strerror(-r));
308 r = parse_env_file("/etc/sysconfig/font", NEWLINE,
311 if (r < 0 && r != -ENOENT)
312 log_warning("Failed to read /etc/sysconfig/font: %s", strerror(-r));
314 #elif defined(TARGET_ALTLINUX)
315 r = parse_env_file("/etc/sysconfig/keyboard", NEWLINE,
316 "KEYTABLE", &vc_keymap,
318 if (r < 0 && r != -ENOENT)
319 log_warning("Failed to read /etc/sysconfig/keyboard: %s", strerror(-r));
321 r = parse_env_file("/etc/sysconfig/consolefont", NEWLINE,
324 if (r < 0 && r != -ENOENT)
325 log_warning("Failed to read /etc/sysconfig/consolefont: %s", strerror(-r));
327 #elif defined(TARGET_GENTOO)
328 r = parse_env_file("/etc/rc.conf", NEWLINE,
329 "unicode", &vc_unicode,
331 if (r < 0 && r != -ENOENT)
332 log_warning("Failed to read /etc/rc.conf: %s", strerror(-r));
337 rc_unicode = parse_boolean(vc_unicode);
339 log_warning("Unknown value for /etc/rc.conf unicode=%s", vc_unicode);
341 if (rc_unicode && !utf8)
342 log_warning("/etc/rc.conf wants unicode, but current locale is not UTF-8 capable!");
343 else if (!rc_unicode && utf8) {
344 log_debug("/etc/rc.conf does not want unicode, leave it on in kernel but does not apply to vconsole.");
350 /* /etc/conf.d/consolefont comments and gentoo
351 * documentation mention uppercase, but the actual
352 * contents are lowercase. the existing
353 * /etc/init.d/consolefont tries both
355 r = parse_env_file("/etc/conf.d/consolefont", NEWLINE,
356 "CONSOLEFONT", &vc_font,
357 "consolefont", &vc_font,
358 "consoletranslation", &vc_font_map,
359 "CONSOLETRANSLATION", &vc_font_map,
360 "unicodemap", &vc_font_unimap,
361 "UNICODEMAP", &vc_font_unimap,
363 if (r < 0 && r != -ENOENT)
364 log_warning("Failed to read /etc/conf.d/consolefont: %s", strerror(-r));
366 r = parse_env_file("/etc/conf.d/keymaps", NEWLINE,
367 "keymap", &vc_keymap,
368 "KEYMAP", &vc_keymap,
370 if (r < 0 && r != -ENOENT)
371 log_warning("Failed to read /etc/conf.d/keymaps: %s", strerror(-r));
373 #elif defined(TARGET_MANDRIVA) || defined (TARGET_MAGEIA)
375 r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
377 "SYSFONTACM", &vc_font_map,
378 "UNIMAP", &vc_font_unimap,
380 if (r < 0 && r != -ENOENT)
381 log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
383 r = parse_env_file("/etc/sysconfig/keyboard", NEWLINE,
384 "KEYTABLE", &vc_keytable,
385 "KEYMAP", &vc_keymap,
386 "UNIKEYTABLE", &vc_keymap,
387 "GRP_TOGGLE", &vc_keymap_toggle,
389 if (r < 0 && r != -ENOENT)
390 log_warning("Failed to read /etc/sysconfig/keyboard: %s", strerror(-r));
395 if (endswith(vc_keytable, ".uni") || strstr(vc_keytable, ".uni."))
396 vc_keymap = strdup(vc_keytable);
399 s = strstr(vc_keytable, ".map");
401 vc_keytable[s-vc_keytable+1] = '\0';
402 vc_keymap = strappend(vc_keytable, ".uni");
405 vc_keymap = strdup(vc_keytable);
415 if (access("/etc/sysconfig/console/default.kmap", F_OK) >= 0) {
418 t = strdup("/etc/sysconfig/console/default.kmap");
438 if (load_keymap(vc, vc_keymap, vc_keymap_toggle, utf8, &keymap_pid) >= 0 &&
439 load_font(vc, vc_font, vc_font_map, vc_font_unimap, &font_pid) >= 0)
444 wait_for_terminate_and_warn(KBD_LOADKEYS, keymap_pid);
447 wait_for_terminate_and_warn(KBD_SETFONT, font_pid);
452 free(vc_font_unimap);
455 close_nointr_nofail(fd);