2 * Incoming Mail Checker
4 * (c) 2005--2010 Martin Mares <mj@ucw.cz>
21 #include <sys/types.h>
24 #ifdef CONFIG_WIDE_CURSES
25 #include <ncursesw/ncurses.h>
34 static int check_interval = 30;
35 static int force_refresh;
36 static int allow_bells = 1;
37 static int allow_osd = 1;
38 static int minimum_priority;
39 static time_t last_scan_time;
40 static char *run_cmd = "mutt -f %s";
69 static clist options, patterns;
70 static struct options global_options = {
83 int last_size, last_pos;
84 int total, new, flagged;
85 int last_total, last_new, last_flagged;
89 char sender_snippet[128];
90 char subject_snippet[128];
94 static struct mbox **mbox_array;
95 static int num_mboxes, mbox_array_size;
103 static clist osd_opts;
105 static void redraw_line(int i);
106 static void rethink_display(void);
109 add_pattern(char *patt)
111 struct pattern_node *n = xmalloc(sizeof(*n) + strlen(patt));
112 strcpy(n->pattern, patt);
113 if (patt = strchr(n->pattern, '='))
120 clist_add_tail(&patterns, &n->n);
126 struct passwd *p = getpwuid(getuid());
128 die("You don't exist, go away!");
129 char buf[sizeof("/var/mail/") + strlen(p->pw_name) + 7];
130 sprintf(buf, "/var/mail/%s=INBOX", p->pw_name);
135 init_options(struct options *o)
139 o->hide_if_empty = -1;
143 o->show_flagged = -1;
144 o->sender_personal = -1;
152 setup_options(struct mbox *b)
154 b->o = global_options;
155 CLIST_FOR_EACH(struct option_node *, n, options)
156 if (!fnmatch(n->pattern, b->name, 0))
158 debug("\tApplied options %s\n", n->pattern);
159 #define MERGE(f) if (n->o.f >= 0) b->o.f = n->o.f
162 MERGE(hide_if_empty);
167 MERGE(sender_personal);
176 add_osd_opt(char *arg)
178 struct osd_opt_node *n = xmalloc(sizeof(*n) + strlen(arg));
180 n->val = strchr(n->key, '=');
182 die("Malformed OSD option");
184 clist_add_tail(&osd_opts, &n->n);
188 mbox_name(char *path)
190 char *c = strrchr(path, '/');
191 return c ? (c+1) : path;
195 add_mbox(clist *l, char *path, char *name)
197 struct mbox *b = xmalloc(sizeof(*b));
198 bzero(b, sizeof(*b));
199 b->path = xstrdup(path);
200 b->name = xstrdup(name);
204 cnode *prev = l->head.prev;
205 while (prev != &l->head && strcmp(((struct mbox *)prev)->name, name) > 0)
207 clist_insert_after(&b->n, prev);
210 clist_add_tail(l, &b->n);
216 del_mbox(struct mbox *b)
225 find_mbox(clist *l, char *path)
227 CLIST_FOR_EACH(struct mbox *, b, *l)
228 if (!strcmp(b->path, path))
234 mbox_active_p(struct mbox *b)
236 if (b->o.priority < minimum_priority)
244 mbox_visible_p(struct mbox *b)
246 if (!mbox_active_p(b))
250 if (b->o.hide_if_empty && !b->total)
256 prepare_snippets(struct mbox *b, char *sender, char *subject)
260 while (*sender == ' ' || *sender == '\t')
262 while (*subject == ' ' || *subject == '\t')
265 pos = b->sender_snippet;
266 term = pos + sizeof(b->sender_snippet) - 1;
267 if (sender[0] && (b->o.sender_mbox || b->o.sender_personal))
268 add_addr_snippet(&pos, term, sender, b->o.sender_mbox, b->o.sender_personal);
272 pos = b->subject_snippet;
273 term = pos + sizeof(b->subject_snippet) - 1;
275 add_subject_snippet(&pos, term, subject);
277 add_snippet(&pos, term, "No subject");
281 build_snippet(char *buf, char *term, struct mbox *b)
283 if (b->sender_snippet[0])
285 add_snippet(&buf, term, b->sender_snippet);
286 add_snippet(&buf, term, ": ");
288 add_snippet(&buf, term, b->subject_snippet);
291 static int mb_fd, mb_pos;
292 static unsigned char mb_buf[4096], *mb_cc, *mb_end;
297 mb_cc = mb_end = mb_buf;
304 lseek(mb_fd, pos, SEEK_SET);
311 return mb_pos - (mb_end - mb_cc);
317 int len = read(mb_fd, mb_buf, sizeof(mb_buf));
326 mb_end = mb_buf + len;
335 return (mb_cc < mb_end) ? *mb_cc++ : mb_ll_get();
346 mb_check(const char *p, int len)
350 if (mb_get() != *p++)
357 scan_mbox(struct mbox *b, struct stat *st)
359 char buf[1024], sender[1024], subject[1024];
362 const char from[] = "\nFrom ";
366 b->total = b->new = b->flagged = 0;
371 /* FIXME: Should we do some locking? */
373 mb_fd = open(b->path, O_RDONLY);
376 debug("[open failed: %m] ");
377 b->total = b->new = b->flagged = -1;
382 c = read(mb_fd, signature, 2);
383 lseek(mb_fd, 0, SEEK_SET);
385 if (c == 2 && !memcmp(signature, "\037\213", 2)) //gzip
387 debug("[decompressing] ");
390 die("pipe failed: %m");
393 die("fork failed: %m");
396 if (dup2(mb_fd, 0) < 0 || dup2(fds[1], 1) < 0)
397 die("dup2 failed: %m");
401 execlp("gzip", "gzip", "-cd", NULL);
402 die("Cannot execute gzip: %m");
412 if (b->last_size && b->last_pos && st->st_size > b->last_size && !b->force_refresh && !compressed)
414 mb_seek(b->last_pos);
415 if (mb_check(from, 6))
417 debug("[incremental] ");
422 debug("[incremental failed] ");
428 if (!mb_check(from+1, 5))
430 debug("[inconsistent] ");
431 b->total = b->new = b->flagged = -1;
434 b->total = b->new = b->flagged = 0;
435 b->last_total = b->last_new = b->last_flagged = 0;
436 b->snippet_is_new = 0;
440 b->total = b->last_total;
441 b->new = b->last_new;
442 b->flagged = b->last_flagged;
447 b->last_pos = mb_tell() - 5;
449 b->last_pos--; // last_pos should be the previous \n character
450 b->last_total = b->total;
451 b->last_new = b->new;
452 b->last_flagged = b->flagged;
453 while ((c = mb_get()) >= 0 && c != '\n')
468 debug("[truncated] ");
479 while (c == ' ' || c == '\t');
487 if (i < sizeof(buf) - 1)
493 if (!strncasecmp(buf, "Status:", 7))
495 else if (!strncasecmp(buf, "X-Status:", 9) && strchr(buf+9, 'F'))
497 else if (!strncasecmp(buf, "From:", 5))
498 strcpy(sender, buf+5);
499 else if (!strncasecmp(buf, "Subject:", 8))
500 strcpy(subject, buf+8);
508 if (new || (flagged && !b->snippet_is_new))
510 b->snippet_is_new = new;
511 prepare_snippets(b, sender, subject);
530 if (wait(&status) < 0 || !WIFEXITED(status) || WEXITSTATUS(status))
531 b->total = b->new = b->flagged = -1;
538 debug("Searching for mailboxes...\n");
539 last_scan_time = time(NULL);
540 CLIST_FOR_EACH(struct pattern_node *, p, patterns)
542 debug("Trying pattern %s (name %s)\n", p->pattern, p->name);
544 int err = glob(p->pattern, GLOB_ERR | GLOB_NOSORT | GLOB_TILDE | GLOB_TILDE_CHECK, NULL, &g);
545 if (err && err != GLOB_NOMATCH)
546 die("Failed to glob %s: %m", p->pattern);
547 for (uns i=0; i<g.gl_pathc; i++)
549 char *name = g.gl_pathv[i];
550 struct mbox *b = find_mbox(&mboxes, name);
553 b = add_mbox(&mboxes, name, (p->name ? p->name : mbox_name(name)));
554 debug("Discovered mailbox %s (%s)\n", b->name, b->path);
564 CLIST_FOR_EACH_DELSAFE(struct mbox *, b, mboxes, tmp)
570 debug("Lost mailbox %s\n", b->name);
577 debug("Scanning mailboxes...\n");
578 CLIST_FOR_EACH(struct mbox *, b, mboxes)
581 debug("%s: ", b->name);
582 if (!mbox_active_p(b))
588 b->force_refresh = 1;
589 if (stat(b->path, &st) < 0)
591 b->total = b->new = b->flagged = -1;
594 else if (!b->last_time || st.st_mtime != b->last_time || st.st_size != b->last_size || b->force_refresh)
597 redraw_line(b->index);
601 b->last_time = st.st_mtime;
602 b->last_size = st.st_size;
603 debug("%d %d %d (stopped at %d of %d)\n", b->total, b->new, b->flagged, b->last_pos, b->last_size);
606 redraw_line(b->index);
610 debug("not changed\n");
611 b->force_refresh = 0;
615 debug("Scan finished\n");
616 last_scan_time = time(NULL);
622 #include <X11/Xlib.h>
623 #include <X11/Xatom.h>
625 static Display *x11_dpy;
626 static unsigned leds_care, leds_have, leds_want;
627 static unsigned osd_care, osd_have, osd_want;
633 leds_care = (global_options.led >= 0 ? (1 << global_options.led) : 0);
634 osd_care = (global_options.osd >= 0);
635 CLIST_FOR_EACH(struct option_node *, o, options)
638 leds_care |= (1 << o->o.led);
643 if (!leds_care && !osd_care)
645 debug("X11: No mailbox wants LEDs or OSD\n");
648 if (!getenv("DISPLAY"))
650 debug("X11: Do not have X display\n");
653 if (!(x11_dpy = XOpenDisplay(NULL)))
654 die("Cannot open X display, although the DISPLAY variable is set");
658 osd_pty = XInternAtom(x11_dpy, "OSD_QUEUE", False);
660 die("Cannot intern OSD_QUEUE atom");
662 // If OSD options contain no message, add one
664 CLIST_FOR_EACH(struct osd_opt_node *, n, osd_opts)
668 add_osd_opt("=You have new mail");
672 debug("X11: Initialized\n");
678 if (leds_want == leds_have)
681 debug("LEDS: have %02x, want %02x, care %02x\n", leds_have, leds_want, leds_care);
682 for (int i=1; i<10; i++)
683 if (leds_care & (leds_have ^ leds_want) & (1 << i))
687 cc.led_mode = (leds_want & (1 << i)) ? LedModeOn : LedModeOff;
688 XChangeKeyboardControl(x11_dpy, KBLed | KBLedMode, &cc);
691 leds_have = leds_want;
697 if (!osd_want || !allow_osd)
704 debug("OSD: Displaying\n");
709 CLIST_FOR_EACH(struct osd_opt_node *, n, osd_opts)
711 pos += snprintf(msg+pos, sizeof(msg)-pos-1, "%s:%s\n", n->key, n->val);
712 if (pos > sizeof(msg)-1)
714 pos = sprintf(msg, "OSD message too long!\n");
720 XChangeProperty(x11_dpy, DefaultRootWindow(x11_dpy), osd_pty, XA_STRING, 8, PropModeAppend, (unsigned char *) msg, pos);
732 CLIST_FOR_EACH(struct mbox *, b, mboxes)
734 if (b->o.led > 0 && b->new)
735 leds_want |= (1 << b->o.led);
736 if (b->o.osd > 0 && b->new)
755 static void x11_init(void) { }
756 static void rethink_leds(void) { }
757 static void x11_cleanup(void) { }
761 static int cursor_at, cursor_max;
763 static unsigned is_active, is_pos; // incremental search
764 static char is_buf[64];
775 static int attrs[3][2][M_MAX]; // active (2=incsearch), hilite, status
783 struct mbox *b = mbox_array[i];
784 int cc = (cursor_at == i ? (is_active ? 2 : 1) : 0);
785 int hi = b->o.highlight;
786 unsigned namepos = 0;
787 unsigned namelen = strlen(b->name);
789 attrset(attrs[cc][hi][M_IDLE]);
791 printw("%c ", b->o.hotkey);
798 attrset(attrs[cc][hi][M_INCSEARCH]);
799 for (namepos=0; namepos < is_pos && namepos < 20; namepos++)
800 addch(is_buf[namepos]);
803 attrset(attrs[cc][hi][M_NEW]);
804 else if (b->flagged && b->o.show_flagged)
805 attrset(attrs[cc][hi][M_FLAG]);
807 attrset(attrs[cc][hi][M_IDLE]);
808 while (namepos < namelen)
809 addch(b->name[namepos++]);
810 while (namepos++ < 20)
814 else if (b->scanning)
816 attrset(attrs[cc][hi][M_SCAN]);
817 printw("[SCANNING]");
819 else if (b->total < 0)
821 attrset(attrs[cc][hi][M_BAD]);
826 attrset(attrs[cc][hi][M_IDLE]);
827 printw("%6d ", b->total);
831 attrset(attrs[cc][hi][M_NEW]);
832 printw("%6d ", b->new);
833 attrset(attrs[cc][hi][M_IDLE]);
834 int age = (last_scan_time - b->last_time);
838 printw("%2d min ", age/60);
839 else if (age < 86400)
840 printw("%2d hrs ", age/3600);
845 else if (b->flagged && b->o.show_flagged)
847 attrset(attrs[cc][hi][M_FLAG]);
848 printw("%6d ", b->flagged);
849 attrset(attrs[cc][hi][M_IDLE]);
851 attrset(attrs[cc][0][M_FLAG]); /* We avoid the highlight intentionally */
854 if (snip && b->o.snippets)
857 getyx(stdscr, yy, xx);
858 int remains = COLS-1-xx;
861 build_snippet(snip, snip + sizeof(snip) - 1, b);
863 if (snip[0] && remains > 2)
865 #ifdef CONFIG_WIDE_CURSES
866 size_t len = strlen(snip)+1;
868 mbstowcs(snip2, snip, len);
869 addnwstr(snip2, remains);
871 printw("%-.*s", remains, snip);
877 attrset(attrs[0][0][M_IDLE]);
884 cursor_max = num_mboxes;
885 if (cursor_max > LINES-1)
886 cursor_max = LINES-1;
887 if (cursor_at >= cursor_max)
888 cursor_at = cursor_max - 1;
892 for (int i=0; i<cursor_max; i++)
897 printw("(no mailboxes found)");
905 rethink_display(void)
910 CLIST_FOR_EACH(struct mbox *, b, mboxes)
911 if (mbox_visible_p(b))
914 if (i >= num_mboxes || mbox_array[i] != b)
917 if (i >= mbox_array_size)
919 mbox_array_size = (mbox_array_size ? 2*mbox_array_size : 16);
920 mbox_array = xrealloc(mbox_array, sizeof(struct mbox *) * mbox_array_size);
924 if (b->o.beep && b->new > b->last_beep_new)
926 b->last_beep_new = b->new;
939 if (beeeep && allow_bells)
950 intrflush(stdscr, FALSE);
951 keypad(stdscr, TRUE);
954 static const int attrs_mono[2][M_MAX] = {
955 [0] = { [M_IDLE] = 0,
960 [M_INCSEARCH] = A_REVERSE },
961 [1] = { [M_IDLE] = 0,
963 [M_NEW] = A_REVERSE | A_BOLD,
964 [M_FLAG] = A_REVERSE,
966 [M_INCSEARCH] = A_REVERSE },
968 for (int i=0; i<2; i++)
969 for (int j=0; j<M_MAX; j++)
971 attrs[0][i][j] = attrs_mono[i][j];
972 attrs[1][i][j] = attrs_mono[i][j] | A_UNDERLINE;
973 attrs[2][i][j] = attrs_mono[i][j] | A_UNDERLINE;
979 if (COLOR_PAIRS >= 12)
981 init_pair(1, COLOR_YELLOW, COLOR_BLACK);
982 init_pair(2, COLOR_RED, COLOR_BLACK);
983 init_pair(3, COLOR_WHITE, COLOR_BLUE);
984 init_pair(4, COLOR_YELLOW, COLOR_BLUE);
985 init_pair(5, COLOR_RED, COLOR_BLUE);
986 init_pair(6, COLOR_GREEN, COLOR_BLACK);
987 init_pair(7, COLOR_GREEN, COLOR_BLUE);
988 init_pair(8, COLOR_WHITE, COLOR_MAGENTA);
989 init_pair(9, COLOR_YELLOW, COLOR_MAGENTA);
990 init_pair(10, COLOR_GREEN, COLOR_MAGENTA);
991 init_pair(11, COLOR_RED, COLOR_MAGENTA);
992 init_pair(12, COLOR_BLACK, COLOR_YELLOW);
993 static const int attrs_color[3][2][M_MAX] = {
994 [0][0] = { [M_IDLE] = 0,
995 [M_SCAN] = COLOR_PAIR(1),
996 [M_NEW] = COLOR_PAIR(1),
997 [M_FLAG] = COLOR_PAIR(6),
998 [M_BAD] = COLOR_PAIR(2) },
999 [0][1] = { [M_IDLE] = A_BOLD,
1000 [M_SCAN] = COLOR_PAIR(1),
1001 [M_NEW] = COLOR_PAIR(1) | A_BOLD,
1002 [M_FLAG] = COLOR_PAIR(6) | A_BOLD,
1003 [M_BAD] = COLOR_PAIR(2) | A_BOLD },
1004 [1][0] = { [M_IDLE] = COLOR_PAIR(3),
1005 [M_SCAN] = COLOR_PAIR(4),
1006 [M_NEW] = COLOR_PAIR(4),
1007 [M_FLAG] = COLOR_PAIR(7),
1008 [M_BAD] = COLOR_PAIR(5) },
1009 [1][1] = { [M_IDLE] = COLOR_PAIR(3) | A_BOLD,
1010 [M_SCAN] = COLOR_PAIR(4),
1011 [M_NEW] = COLOR_PAIR(4) | A_BOLD,
1012 [M_FLAG] = COLOR_PAIR(7) | A_BOLD,
1013 [M_BAD] = COLOR_PAIR(5) | A_BOLD },
1014 [2][0] = { [M_IDLE] = COLOR_PAIR(8),
1015 [M_SCAN] = COLOR_PAIR(9),
1016 [M_NEW] = COLOR_PAIR(9),
1017 [M_FLAG] = COLOR_PAIR(10),
1018 [M_BAD] = COLOR_PAIR(11),
1019 [M_INCSEARCH] = COLOR_PAIR(12) | A_DIM },
1020 [2][1] = { [M_IDLE] = COLOR_PAIR(8) | A_BOLD,
1021 [M_SCAN] = COLOR_PAIR(9),
1022 [M_NEW] = COLOR_PAIR(9) | A_BOLD,
1023 [M_FLAG] = COLOR_PAIR(10) | A_BOLD,
1024 [M_BAD] = COLOR_PAIR(11) | A_BOLD,
1025 [M_INCSEARCH] = COLOR_PAIR(12) },
1027 memcpy(attrs, attrs_color, sizeof(attrs));
1039 print_status(char *status)
1043 printw("%s", status);
1049 scan_and_redraw(void)
1051 print_status("Busy...");
1059 if (i >= 0 && i < cursor_max && i != cursor_at)
1061 int old = cursor_at;
1069 next_active(int since, int step)
1073 since = (since+cursor_max) % cursor_max;
1074 step = (step+cursor_max) % cursor_max;
1080 struct mbox *b = mbox_array[i];
1081 if (b->new && b->o.priority > bestp)
1084 bestp = b->o.priority;
1086 i = (i+step) % cursor_max;
1094 mbox_run(struct mbox *b)
1096 char cmd[strlen(run_cmd) + strlen(b->path) + 16];
1097 sprintf(cmd, run_cmd, b->path);
1103 b->force_refresh = 1;
1108 enter_incsearch(void)
1110 print_status("Incremental search...");
1113 redraw_line(cursor_at);
1117 handle_incsearch(int ch)
1119 if ((ch == KEY_BACKSPACE || ch == KEY_DC) && is_pos)
1121 else if (ch >= ' ' && ch <= '~')
1123 if (is_pos < sizeof(is_buf) - 1)
1124 is_buf[is_pos++] = ch;
1131 redraw_line(cursor_at);
1136 for (int i=0; i<cursor_max; i++)
1138 struct mbox *b = mbox_array[i];
1139 if (!strncmp(b->name, is_buf, is_pos))
1150 redraw_line(cursor_at);
1155 #define STR(c) STR2(c)
1160 fprintf(stderr, "Usage: cm [<options>] [<mbox-pattern> | <mbox>[=<name>]] ...\n\
1163 -c <interval>\t\tScan mailboxes every <interval> seconds (default is 30)\n\
1164 -d\t\t\tLog debug messages to stderr\n\
1165 -i\t\t\tInclude user's INBOX\n\
1166 -m <cmd>\t\tCommand to run on the selected mailbox, %%s gets replaced by mailbox path\n\
1167 -o <pattern>=<opts>\tSet mailbox options\n\
1168 -o <opts>\t\tSet default options for all mailboxes\n\
1169 -p <pri>\t\tSet minimum priority to show\n\
1170 -s <key>=<val>\t\tSet on-screen display options (consult OSDD docs)\n\
1172 Mailbox options (set with `-o', use upper case to negate):\n\
1173 0-9\t\t\tSet mailbox priority (0=default)\n\
1174 b\t\t\tBeep when a message arrives\n\
1175 d\t\t\tSend an on-screen-display message (requires OSDD)\n\
1176 e\t\t\tHide from display if empty\n\
1177 f\t\t\tShow flagged messages if there are no new ones\n\
1178 h\t\t\tHide from display\n\
1179 l<led>\t\t\tLight a keyboard led (1-9) if running on X display\n\
1180 m\t\t\tShow mailbox name of the sender\n\
1181 p\t\t\tShow personal info (full name) of the sender\n\
1182 s\t\t\tShow message snippets\n\
1183 t\t\t\tHighlight the entry\n\
1184 !<key>\t\t\tSet hot key\n\
1186 CheckMail " STR(VERSION) ", (c) " STR(YEAR) " Martin Mares <mj@ucw.cz>\n\
1187 It can be freely distributed and used according to the GNU GPL v2.\n\
1193 parse_options(char *c)
1197 if (sep = strchr(c, '='))
1199 struct option_node *n = xmalloc(sizeof(*n) + sep-c);
1200 memcpy(n->pattern, c, sep-c);
1201 n->pattern[sep-c] = 0;
1202 clist_add_tail(&options, &n->n);
1208 o = &global_options;
1212 if (x >= '0' && x <= '9')
1213 o->priority = x - '0';
1214 else if (x == '!' && *c)
1216 else if (x == 'l' && *c >= '1' && *c <= '9')
1217 o->led = *c++ - '0';
1220 int value = !!islower(x);
1230 o->hide_if_empty = value;
1233 o->show_flagged = value;
1239 o->sender_mbox = value;
1242 o->sender_personal = value;
1245 o->snippets = value;
1248 o->highlight = value;
1251 fprintf(stderr, "Invalid mailbox option `%c'\n", x);
1258 main(int argc, char **argv)
1260 clist_init(&mboxes);
1261 clist_init(&options);
1262 clist_init(&patterns);
1263 clist_init(&osd_opts);
1266 while ((c = getopt(argc, argv, "c:dim:o:p:s:")) >= 0)
1270 check_interval = atol(optarg);
1271 if (check_interval <= 0)
1284 parse_options(optarg);
1287 minimum_priority = atol(optarg);
1290 add_osd_opt(optarg);
1295 while (optind < argc)
1296 add_pattern(argv[optind++]);
1304 int should_exit = 0;
1306 while (!should_exit)
1308 time_t now = time(NULL);
1309 int remains = last_scan_time + check_interval - now;
1310 if (remains <= 0 || force_refresh)
1315 halfdelay((remains > 255) ? 255 : remains);
1319 if (is_active && handle_incsearch(ch))
1324 for (int i=0; i<num_mboxes; i++)
1325 if (ch == mbox_array[i]->o.hotkey)
1329 mbox_run(mbox_array[i]);
1339 move_cursor(cursor_at+1);
1343 move_cursor(cursor_at-1);
1353 move_cursor(cursor_max-1);
1356 next_active(cursor_at+1, 1);
1359 next_active(cursor_at-1, -1);
1363 if (cursor_at < cursor_max)
1364 mbox_run(mbox_array[cursor_at]);
1367 clearok(stdscr, TRUE);
1376 print_status("Bells and whistles are now enabled. Toot!");
1380 print_status("Bells and whistles are now disabled. Pssst!");
1384 print_status("On-screen display is now enabled.");
1388 print_status("On-screen display is now disabled. Watch your step.");
1394 if (ch >= '0' && ch <= '9')
1396 minimum_priority = ch - '0';
1400 debug("Pressed unknown key %d\n", ch);