2 * Copyright (c) 2002 Jonathan Belson <jon@witchspace.com>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/types.h>
31 #include <sys/queue.h>
40 #include <stringlist.h>
46 static const char *lang_default = DEFAULT_LANG;
47 static const char *font;
48 static const char *lang;
49 static const char *program;
50 static const char *keymapdir = DEFAULT_KEYMAP_DIR;
51 static const char *fontdir = DEFAULT_FONT_DIR;
52 static const char *sysconfig = DEFAULT_SYSCONFIG;
53 static const char *font_default = DEFAULT_FONT;
54 static const char *font_current;
55 static const char *dir;
56 static const char *menu = "";
68 SLIST_ENTRY(keymap) entries;
70 static SLIST_HEAD(slisthead, keymap) head = SLIST_HEAD_INITIALIZER(head);
74 * Get keymap entry for 'key', or NULL of not found
76 static struct keymap *
77 get_keymap(const char *key)
81 SLIST_FOREACH(km, &head, entries)
82 if (!strcmp(km->keym, key))
89 * Count the number of keymaps we found
97 SLIST_FOREACH(km, &head, entries)
104 * Remove any keymap with given keym
107 remove_keymap(const char *keym)
111 SLIST_FOREACH(km, &head, entries) {
112 if (!strcmp(keym, km->keym)) {
113 SLIST_REMOVE(&head, km, keymap, entries);
121 * Add to hash with 'key'
124 add_keymap(const char *desc, int mark, const char *keym)
126 struct keymap *km, *km_new;
128 /* Is there already an entry with this key? */
129 SLIST_FOREACH(km, &head, entries) {
130 if (!strcmp(km->keym, keym)) {
131 /* Reuse this entry */
133 km->desc = strdup(desc);
139 km_new = (struct keymap *) malloc (sizeof(struct keymap));
140 km_new->desc = strdup(desc);
141 km_new->keym = strdup(keym);
144 /* Add to keymap list */
145 SLIST_INSERT_HEAD(&head, km_new, entries);
149 * Figure out the default language to use.
156 if ((locale = getenv("LC_ALL")) == NULL &&
157 (locale = getenv("LC_CTYPE")) == NULL &&
158 (locale = getenv("LANG")) == NULL)
159 locale = lang_default;
161 /* Check for alias */
162 if (!strcmp(locale, "C"))
163 locale = DEFAULT_LANG;
169 * Extract filename part
172 extract_name(const char *name)
176 p = strrchr(name, '/');
177 if (p != NULL && p[1] != '\0')
184 * Return file extension or NULL
187 get_extension(const char *name)
191 p = strrchr(name, '.');
193 if (p != NULL && p[1] != '\0')
200 * Read font from /etc/rc.conf else return default.
201 * Freeing the memory is the caller's responsibility.
206 char line[256], buf[20];
209 FILE *fp = fopen(sysconfig, "r");
211 while (fgets(line, sizeof(line), fp)) {
217 matches = sscanf(line,
218 " font%dx%d = \"%20[-.0-9a-zA-Z_]",
221 if (strcmp(buf, "NO")) {
224 fnt = (char *) malloc(strlen(buf) + 1);
230 fprintf(stderr, "Could not open %s for reading\n", sysconfig);
236 * Set a font using 'vidcontrol'
239 vidcontrol(const char *fnt)
245 /* syscons test failed */
251 /* Extract font size */
252 p = strrchr(tmp, '-');
253 if (p && p[1] != '\0') {
255 /* Remove any '.fnt' extension */
256 if ((q = strstr(p, ".fnt")))
260 * Check font size is valid, with no trailing characters
261 * ('&ch' should not be matched)
263 if (sscanf(p, "%dx%d%c", &i, &i, &ch) != 2)
264 fprintf(stderr, "Which font size? %s\n", fnt);
267 asprintf(&cmd, "vidcontrol -f %s %s", p, fnt);
269 fprintf(stderr, "%s\n", cmd);
274 fprintf(stderr, "Which font size? %s\n", fnt);
280 * Execute 'kbdcontrol' with the appropriate arguments
283 do_kbdcontrol(struct keymap *km)
286 asprintf(&kbd_cmd, "kbdcontrol -l %s/%s", dir, km->keym);
291 fprintf(stderr, "keymap=%s\n", km->keym);
296 * Call 'vidcontrol' with the appropriate arguments
299 do_vidfont(struct keymap *km)
301 char *vid_cmd, *tmp, *p, *q;
303 asprintf(&vid_cmd, "%s/%s", dir, km->keym);
307 tmp = strdup(km->keym);
308 p = strrchr(tmp, '-');
309 if (p && p[1]!='\0') {
311 q = get_extension(p);
314 printf("font%s=%s\n", p, km->keym);
321 * Display dialog from 'keymaps[]'
324 show_dialog(struct keymap **km_sorted, int num_keymaps)
328 char tmp_name[] = "/tmp/_kbd_lang.XXXX";
332 fd = mkstemp(tmp_name);
334 fprintf(stderr, "Could not open temporary file \"%s\"\n",
338 asprintf(&dialog, "/usr/bin/dialog --clear --title \"Keyboard Menu\" "
339 "--menu \"%s\" -1 -1 10", menu);
341 ext = extract_name(dir);
343 /* start right font, assume that current font is equal
344 * to default font in /etc/rc.conf
346 * $font is the font which require the language $lang; e.g.
347 * russian *need* a koi8 font
348 * $font_current is the current font from /etc/rc.conf
350 if (font && strcmp(font, font_current))
353 /* Build up the command */
355 for (i=0; i<num_keymaps; i++) {
357 * Each 'font' is passed as ' "font" ""', so allow the
360 size += strlen(km_sorted[i]->desc) + 6;
363 /* Allow the space for '2> tmpfilename' redirection */
364 size += strlen(tmp_name) + 3;
366 cmd = (char *) malloc(strlen(dialog) + size + 1);
369 for (i=0; i<num_keymaps; i++) {
371 strcat(cmd, km_sorted[i]->desc);
373 strcat(cmd, " \"\"");
377 strcat(cmd, tmp_name);
379 /* Show the dialog.. */
382 fp = fopen(tmp_name, "r");
385 if (fgets(choice, sizeof(choice), fp) != NULL) {
386 /* Find key for desc */
387 for (i=0; i<num_keymaps; i++) {
388 if (!strcmp(choice, km_sorted[i]->desc)) {
389 if (!strcmp(program, "kbdmap"))
390 do_kbdcontrol(km_sorted[i]);
392 do_vidfont(km_sorted[i]);
397 if (font != NULL && strcmp(font, font_current))
398 /* Cancelled, restore old font */
399 vidcontrol(font_current);
403 fprintf(stderr, "Failed to open temporary file");
413 * Search for 'token' in comma delimited array 'buffer'.
414 * Return true for found, false for not found.
417 find_token(const char *buffer, const char *token)
419 char *buffer_tmp, *buffer_copy, *inputstring;
423 buffer_copy = strdup(buffer);
424 buffer_tmp = buffer_copy;
425 inputstring = buffer_copy;
430 while ((*ap = strsep(&inputstring, ",")) != NULL) {
431 if (strcmp(buffer_tmp, token) == 0) {
443 * Compare function for qsort
446 compare_keymap(const void *a, const void *b)
449 /* We've been passed pointers to pointers, so: */
450 const struct keymap *km1 = *((const struct keymap * const *) a);
451 const struct keymap *km2 = *((const struct keymap * const *) b);
453 return strcmp(km1->desc, km2->desc);
457 * Compare function for qsort
460 compare_lang(const void *a, const void *b)
462 const char *l1 = *((const char * const *) a);
463 const char *l2 = *((const char * const *) b);
465 return strcmp(l1, l2);
469 * Change '8x8' to '8x08' so qsort will put it before eg. '8x14'
472 kludge_desc(struct keymap **km_sorted, int num_keymaps)
476 for (i=0; i<num_keymaps; i++) {
478 char *km = km_sorted[i]->desc;
479 if ((p = strstr(km, "8x8")) != NULL) {
486 /* Make enough space for the extra '0' */
488 km = realloc(km, len + 2);
490 for (j=len; j!=offset+1; j--)
495 km_sorted[i]->desc = km;
501 * Reverse 'kludge_desc()' - change '8x08' back to '8x8'
504 unkludge_desc(struct keymap **km_sorted, int num_keymaps)
508 for (i=0; i<num_keymaps; i++) {
510 char *km = km_sorted[i]->desc;
511 if ((p = strstr(km, "8x08")) != NULL) {
516 km = realloc(km, p - km - 1);
517 km_sorted[i]->desc = km;
523 * Return 0 if file exists and is readable, else -1
526 check_file(const char *keym)
530 if (access(keym, R_OK) == -1) {
532 asprintf(&fn, "%s/%s", dir, keym);
533 if (access(fn, R_OK) == -1) {
535 fprintf(stderr, "%s not found!\n", fn);
541 fprintf(stderr, "No read permission for %s!\n", keym);
549 * Read options from the relevent configuration file, then
557 int mark, num_keymaps, items, i;
558 char buffer[256], filename[PATH_MAX];
559 char keym[64], lng[64], desc[64];
560 char dialect[64], lang_abk[64];
562 struct keymap **km_sorted;
564 StringList *lang_list;
568 lang_list = sl_init();
570 sprintf(filename, "%s/INDEX.%s", dir, extract_name(dir));
572 /* en_US.ISO8859-1 -> en_..\.ISO8859-1 */
573 strlcpy(dialect, lang, sizeof(dialect));
574 if (strlen(dialect) >= 6 && dialect[2] == '_') {
580 /* en_US.ISO8859-1 -> en */
581 strlcpy(lang_abk, lang, sizeof(lang_abk));
582 if (strlen(lang_abk) >= 3 && lang_abk[2] == '_')
585 fprintf(stderr, "lang_default = %s\n", lang_default);
586 fprintf(stderr, "dialect = %s\n", dialect);
587 fprintf(stderr, "lang_abk = %s\n", lang_abk);
589 fp = fopen(filename, "r");
592 while (fgets(buffer, sizeof(buffer), fp)) {
603 /* Parse input, removing newline */
604 matches = sscanf(p, "%64[^:]:%64[^:]:%64[^:\n]",
607 if (strcmp(keym, "FONT")
608 && strcmp(keym, "MENU")) {
609 /* Check file exists & is readable */
610 if (check_file(keym) == -1)
617 * Take note of supported languages, which
618 * might be in a comma-delimited list
620 char *tmp = strdup(lng);
623 for (delim = tmp; ; ) {
625 if (ch == ',' || ch == '\0') {
627 if (!sl_find(lang_list, tmp))
628 sl_add(lang_list, tmp);
635 /* Set empty language to default language */
642 /* 4) Your choice if it exists
643 * 3) Long match eg. en_GB.ISO8859-1 is equal to
645 * 2) short match 'de'
646 * 1) default langlist 'en'
649 * Language may be a comma separated list
650 * A higher match overwrites a lower
651 * A later entry overwrites a previous if it exists
652 * twice in the database
655 /* Check for favoured language */
656 km = get_keymap(keym);
657 mark = (km) ? km->mark : 0;
659 if (find_token(lg, lang))
660 add_keymap(desc, 4, keym);
661 else if (mark <= 3 && find_token(lg, dialect))
662 add_keymap(desc, 3, keym);
663 else if (mark <= 2 && find_token(lg, lang_abk))
664 add_keymap(desc, 2, keym);
665 else if (mark <= 1 && find_token(lg, lang_default))
666 add_keymap(desc, 1, keym);
668 add_keymap(desc, 0, keym);
673 printf("Could not open file\n");
676 qsort(lang_list->sl_str, lang_list->sl_cur, sizeof(char*),
678 printf("Currently supported languages: ");
679 for (i=0; i< (int) lang_list->sl_cur; i++)
680 printf("%s ", lang_list->sl_str[i]);
685 km = get_keymap("MENU");
687 /* Take note of menu title */
688 menu = strdup(km->desc);
689 km = get_keymap("FONT");
691 /* Take note of language font */
692 font = strdup(km->desc);
694 /* Remove unwanted items from list */
695 remove_keymap("MENU");
696 remove_keymap("FONT");
698 /* Look for keymaps not in database */
701 while ((dp = readdir(dirp)) != NULL) {
702 const char *ext = get_extension(dp->d_name);
704 if ((!strcmp(ext, ".fnt") ||
705 !strcmp(ext, ".kbd")) &&
706 !get_keymap(dp->d_name)) {
709 /* Remove any .fnt or .kbd extension */
710 q = strdup(dp->d_name);
711 *(get_extension(q)) = '\0';
712 add_keymap(q, 0, dp->d_name);
717 "'%s' not in database\n",
724 fprintf(stderr, "Could not open directory '%s'\n", dir);
726 /* Sort items in keymap */
727 num_keymaps = get_num_keymaps();
729 km_sorted = (struct keymap **)
730 malloc(num_keymaps*sizeof(struct keymap *));
732 /* Make array of pointers to items in hash */
734 SLIST_FOREACH(km, &head, entries)
735 km_sorted[items++] = km;
737 /* Change '8x8' to '8x08' so sort works as we might expect... */
738 kludge_desc(km_sorted, num_keymaps);
740 qsort(km_sorted, num_keymaps, sizeof(struct keymap *), compare_keymap);
742 /* ...change back again */
743 unkludge_desc(km_sorted, num_keymaps);
746 for (i=0; i<num_keymaps; i++)
747 printf("%s\n", km_sorted[i]->desc);
751 show_dialog(km_sorted, num_keymaps);
757 * Display usage information and exit
763 fprintf(stderr, "usage: %s\t[-K] [-V] [-d|-default] [-h|-help] "
764 "[-l|-lang language]\n\t\t[-p|-print] [-r|-restore] [-s|-show] "
765 "[-v|-verbose]\n", program);
770 parse_args(int argc, char **argv)
774 for (i=1; i<argc; i++) {
775 if (argv[i][0] != '-')
777 else if (!strcmp(argv[i], "-help") || !strcmp(argv[i], "-h"))
779 else if (!strcmp(argv[i], "-verbose") || !strcmp(argv[i], "-v"))
781 else if (!strcmp(argv[i], "-lang") || !strcmp(argv[i], "-l"))
786 else if (!strcmp(argv[i], "-default") || !strcmp(argv[i], "-d"))
788 else if (!strcmp(argv[i], "-show") || !strcmp(argv[i], "-s"))
790 else if (!strcmp(argv[i], "-print") || !strcmp(argv[i], "-p"))
792 else if (!strcmp(argv[i], "-restore") ||
793 !strcmp(argv[i], "-r")) {
794 vidcontrol(font_current);
796 } else if (!strcmp(argv[i], "-K"))
798 else if (!strcmp(argv[i], "-V"))
806 * A front-end for the 'vidfont' and 'kbdmap' programs.
809 main(int argc, char **argv)
812 x11 = system("kbdcontrol -d >/dev/null");
815 fprintf(stderr, "You are not on a virtual console - "
816 "expect certain strange side-effects\n");
824 program = extract_name(argv[0]);
826 font_current = get_font();
827 if (font_current == NULL)
828 font_current = font_default;
830 if (strcmp(program, "kbdmap"))
835 /* Parse command line arguments */
836 parse_args(argc, argv);
838 /* Read and display options */