3 This program is free software; you can redistribute it and/or
4 modify it under the terms of the GNU Lesser General Public
5 License (LGPL) as published by the Free Software Foundation.
7 Please refer to the COPYING file for more information.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 Copyright © 2004 Bruno T. C. de Oliveira
19 Copyright © 2006 Pierre Habouzit
31 #include <sys/ioctl.h>
32 #include <sys/types.h>
38 #define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
40 static int has_default = 0;
44 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
45 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
46 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
47 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
52 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
53 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
54 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
55 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
60 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
61 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
62 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
63 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
64 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
65 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
66 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
67 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
75 unsigned seen_input : 1;
78 unsigned graphmode : 1;
85 struct t_row_t *lines;
86 struct t_row_t *scroll_top;
87 struct t_row_t *scroll_bot;
90 struct t_row_t *curs_row;
91 int curs_col, curs_srow, curs_scol;
93 /* buffers and parsing state */
100 typedef struct t_row_t {
106 static char const * const keytable[KEY_MAX+1] = {
110 [KEY_RIGHT] = "\e[C",
112 [KEY_BACKSPACE] = "\177",
113 [KEY_HOME] = "\e[1~",
117 [KEY_PPAGE] = "\e[5~",
118 [KEY_NPAGE] = "\e[6~",
119 [KEY_SUSPEND] = "\x1A", /* Ctrl+Z gets mapped to this */
120 [KEY_F(1)] = "\e[[A",
121 [KEY_F(2)] = "\e[[B",
122 [KEY_F(3)] = "\e[[C",
123 [KEY_F(4)] = "\e[[D",
124 [KEY_F(5)] = "\e[[E",
125 [KEY_F(6)] = "\e[17~",
126 [KEY_F(7)] = "\e[18~",
127 [KEY_F(8)] = "\e[19~",
128 [KEY_F(9)] = "\e[20~",
129 [KEY_F(10)] = "\e[21~",
132 static void t_row_set(t_row_t *row, int start, int len, uint16_t attr)
135 wmemset(row->text + start, 0, len);
136 for (int i = start; i < len + start; i++) {
141 static void t_row_roll(t_row_t *start, t_row_t *end, int count)
150 t_row_t *buf = alloca(count * sizeof(t_row_t));
152 memcpy(buf, start, count * sizeof(t_row_t));
153 memmove(start, start + count, (n - count) * sizeof(t_row_t));
154 memcpy(end - count, buf, count * sizeof(t_row_t));
155 for (t_row_t *row = start; row < end; row++) {
161 static void clamp_cursor_to_bounds(madtty_t *t)
163 if (t->curs_row < t->lines) {
164 t->curs_row = t->lines;
166 if (t->curs_row >= t->lines + t->rows) {
167 t->curs_row = t->lines + t->rows - 1;
170 if (t->curs_col < 0) {
173 if (t->curs_col >= t->cols) {
174 t->curs_col = t->cols - 1;
178 static void cursor_line_down(madtty_t *t)
181 if (t->curs_row < t->scroll_bot)
184 t->curs_row = t->scroll_bot - 1;
185 t_row_roll(t->scroll_top, t->scroll_bot, 1);
186 t_row_set(t->curs_row, 0, t->cols, 0);
189 __attribute__((const))
190 static uint16_t build_attrs(unsigned curattrs)
192 return ((curattrs & ~A_COLOR) | COLOR_PAIR(curattrs & 0xff))
193 >> NCURSES_ATTR_SHIFT;
196 static void new_escape_sequence(madtty_t *t)
203 static void cancel_escape_sequence(madtty_t *t)
210 static bool is_valid_csi_ender(int c)
212 return (c >= 'a' && c <= 'z')
213 || (c >= 'A' && c <= 'Z')
214 || (c == '@' || c == '`');
217 /* interprets a 'set attribute' (SGR) CSI escape sequence */
218 static void interpret_csi_SGR(madtty_t *t, int param[], int pcount)
223 /* special case: reset attributes */
224 t->curattrs = A_NORMAL;
228 for (i = 0; i < pcount; i++) {
230 #define CASE(x, op) case x: op; break
231 CASE(0, t->curattrs = A_NORMAL);
232 CASE(1, t->curattrs |= A_BOLD);
233 CASE(4, t->curattrs |= A_UNDERLINE);
234 CASE(5, t->curattrs |= A_BLINK);
235 CASE(6, t->curattrs |= A_BLINK);
236 CASE(7, t->curattrs |= A_REVERSE);
237 CASE(8, t->curattrs |= A_INVIS);
238 CASE(22, t->curattrs &= ~A_BOLD);
239 CASE(24, t->curattrs &= ~A_UNDERLINE);
240 CASE(25, t->curattrs &= ~A_BLINK);
241 CASE(27, t->curattrs &= ~A_REVERSE);
242 CASE(28, t->curattrs &= ~A_INVIS);
244 case 30 ... 37: /* fg */
246 t->curattrs &= ~0xf0;
247 t->curattrs |= (param[i] + 1 - 30) << 4;
250 t->curattrs |= (7 - (param[i] - 30)) << 3;
255 t->curattrs &= has_default ? ~0xf0 : ~070;
258 case 40 ... 47: /* bg */
260 t->curattrs &= ~0x0f;
261 t->curattrs |= (param[i] + 1 - 40);
264 t->curattrs |= (param[i] - 40);
269 t->curattrs &= has_default ? ~0x0f : ~007;
278 /* interprets an 'erase display' (ED) escape sequence */
279 static void interpret_csi_ED(madtty_t *t, int param[], int pcount)
281 t_row_t *row, *start, *end;
282 attr_t attr = build_attrs(t->curattrs);
285 if (pcount && param[0] == 2) {
287 end = t->lines + t->rows;
289 if (pcount && param[0] == 1) {
292 t_row_set(t->curs_row, 0, t->curs_col + 1, attr);
294 t_row_set(t->curs_row, t->curs_col,
295 t->cols - t->curs_col, attr);
296 start = t->curs_row + 1;
297 end = t->lines + t->rows;
300 for (row = start; row < end; row++) {
301 t_row_set(row, 0, t->cols, attr);
305 /* interprets a 'move cursor' (CUP) escape sequence */
306 static void interpret_csi_CUP(madtty_t *t, int param[], int pcount)
310 t->curs_row = t->lines;
315 return; /* malformed */
318 t->curs_row = t->lines + param[0] - 1;
319 t->curs_col = param[1] - 1;
321 clamp_cursor_to_bounds(t);
324 /* Interpret the 'relative mode' sequences: CUU, CUD, CUF, CUB, CNL,
325 * CPL, CHA, HPR, VPA, VPR, HPA */
327 interpret_csi_C(madtty_t *t, char verb, int param[], int pcount)
329 int n = (pcount && param[0] > 0) ? param[0] : 1;
332 case 'A': t->curs_row -= n; break;
333 case 'B': case 'e': t->curs_row += n; break;
334 case 'C': case 'a': t->curs_col += n; break;
335 case 'D': t->curs_col -= n; break;
336 case 'E': t->curs_row += n; t->curs_col = 0; break;
337 case 'F': t->curs_row -= n; t->curs_col = 0; break;
338 case 'G': case '`': t->curs_col = param[0] - 1; break;
339 case 'd': t->curs_row = t->lines + param[0] - 1; break;
342 clamp_cursor_to_bounds(t);
345 /* Interpret the 'erase line' escape sequence */
346 static void interpret_csi_EL(madtty_t *t, int param[], int pcount)
348 attr_t attr = build_attrs(t->curattrs);
350 switch (pcount ? param[0] : 0) {
352 t_row_set(t->curs_row, 0, t->curs_col + 1, attr);
355 t_row_set(t->curs_row, 0, t->cols, attr);
358 t_row_set(t->curs_row, t->curs_col, t->cols - t->curs_col,
364 /* Interpret the 'insert blanks' sequence (ICH) */
365 static void interpret_csi_ICH(madtty_t *t, int param[], int pcount)
367 t_row_t *row = t->curs_row;
368 int n = (pcount && param[0] > 0) ? param[0] : 1;
371 if (t->curs_col + n > t->cols) {
372 n = t->cols - t->curs_col;
375 for (i = t->cols - 1; i >= t->curs_col + n; i--) {
376 row->text[i] = row->text[i - n];
377 row->attr[i] = row->attr[i - n];
380 t_row_set(row, t->curs_col, n, build_attrs(t->curattrs));
383 /* Interpret the 'delete chars' sequence (DCH) */
384 static void interpret_csi_DCH(madtty_t *t, int param[], int pcount)
386 t_row_t *row = t->curs_row;
387 int n = (pcount && param[0] > 0) ? param[0] : 1;
390 if (t->curs_col + n > t->cols) {
391 n = t->cols - t->curs_col;
394 for (i = t->curs_col; i < t->cols - n; i++) {
395 row->text[i] = row->text[i + n];
396 row->attr[i] = row->attr[i + n];
399 t_row_set(row, t->cols - n, n, build_attrs(t->curattrs));
402 /* Interpret a 'scroll reverse' (SR) */
403 static void interpret_csi_SR(madtty_t *t)
405 t_row_roll(t->scroll_top, t->scroll_bot, -1);
406 t_row_set(t->scroll_top, 0, t->cols, build_attrs(t->curattrs));
409 /* Interpret an 'insert line' sequence (IL) */
410 static void interpret_csi_IL(madtty_t *t, int param[], int pcount)
412 int n = (pcount && param[0] > 0) ? param[0] : 1;
414 if (t->curs_row + n >= t->scroll_bot) {
415 for (t_row_t *row = t->curs_row; row < t->scroll_bot; row++) {
416 t_row_set(row, 0, t->cols, build_attrs(t->curattrs));
419 t_row_roll(t->curs_row, t->scroll_bot, -n);
420 for (t_row_t *row = t->curs_row; row < t->curs_row + n; row++) {
421 t_row_set(row, 0, t->cols, build_attrs(t->curattrs));
426 /* Interpret a 'delete line' sequence (DL) */
427 static void interpret_csi_DL(madtty_t *t, int param[], int pcount)
429 int n = (pcount && param[0] > 0) ? param[0] : 1;
431 if (t->curs_row + n >= t->scroll_bot) {
432 for (t_row_t *row = t->curs_row; row < t->scroll_bot; row++) {
433 t_row_set(row, 0, t->cols, build_attrs(t->curattrs));
436 t_row_roll(t->curs_row, t->scroll_bot, n);
437 for (t_row_t *row = t->scroll_bot - n; row < t->scroll_bot; row++) {
438 t_row_set(row, 0, t->cols, build_attrs(t->curattrs));
443 /* Interpret an 'erase characters' (ECH) sequence */
444 static void interpret_csi_ECH(madtty_t *t, int param[], int pcount)
446 int n = (pcount && param[0] > 0) ? param[0] : 1;
448 if (t->curs_col + n < t->cols) {
449 n = t->cols - t->curs_col;
451 t_row_set(t->curs_row, t->curs_col, n, build_attrs(t->curattrs));
454 /* Interpret a 'set scrolling region' (DECSTBM) sequence */
455 static void interpret_csi_DECSTBM(madtty_t *t, int param[], int pcount)
457 int new_top, new_bot;
461 t->scroll_top = t->lines;
462 t->scroll_bot = t->lines + t->rows;
465 return; /* malformed */
468 new_top = param[0] - 1;
471 /* clamp to bounds */
474 if (new_top >= t->rows)
475 new_top = t->rows - 1;
478 if (new_bot >= t->rows)
481 /* check for range validity */
482 if (new_top < new_bot) {
483 t->scroll_top = t->lines + new_top;
484 t->scroll_bot = t->lines + new_bot;
490 static void es_interpret_csi(madtty_t *t)
492 static int csiparam[BUFSIZ];
494 const char *p = t->ebuf + 1;
495 char verb = t->ebuf[t->elen - 1];
497 p += t->ebuf[1] == '?'; /* CSI private mode */
499 /* parse numeric parameters */
500 while (isdigit((unsigned char)*p) || *p == ';') {
502 if (param_count >= (int)sizeof(csiparam))
503 return; /* too long! */
504 csiparam[param_count++] = 0;
506 if (param_count == 0) csiparam[param_count++] = 0;
507 csiparam[param_count - 1] *= 10;
508 csiparam[param_count - 1] += *p - '0';
514 if (t->ebuf[1] == '?') {
517 if (csiparam[0] == 25)
522 if (csiparam[0] == 25)
528 /* delegate handling depending on command character (verb) */
531 if (param_count == 1 && csiparam[0] == 4) /* insert mode */
535 if (param_count == 1 && csiparam[0] == 4) /* replace mode */
538 case 'm': /* it's a 'set attribute' sequence */
539 interpret_csi_SGR(t, csiparam, param_count); break;
540 case 'J': /* it's an 'erase display' sequence */
541 interpret_csi_ED(t, csiparam, param_count); break;
542 case 'H': case 'f': /* it's a 'move cursor' sequence */
543 interpret_csi_CUP(t, csiparam, param_count); break;
544 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
545 case 'e': case 'a': case 'd': case '`':
546 /* it is a 'relative move' */
547 interpret_csi_C(t, verb, csiparam, param_count); break;
548 case 'K': /* erase line */
549 interpret_csi_EL(t, csiparam, param_count); break;
550 case '@': /* insert characters */
551 interpret_csi_ICH(t, csiparam, param_count); break;
552 case 'P': /* delete characters */
553 interpret_csi_DCH(t, csiparam, param_count); break;
554 case 'L': /* insert lines */
555 interpret_csi_IL(t, csiparam, param_count); break;
556 case 'M': /* delete lines */
557 interpret_csi_DL(t, csiparam, param_count); break;
558 case 'X': /* erase chars */
559 interpret_csi_ECH(t, csiparam, param_count); break;
560 case 'r': /* set scrolling region */
561 interpret_csi_DECSTBM(t, csiparam, param_count); break;
562 case 's': /* save cursor location */
563 t->curs_srow = t->curs_row - t->lines;
564 t->curs_scol = t->curs_col;
566 case 'u': /* restore cursor location */
567 t->curs_row = t->lines + t->curs_srow;
568 t->curs_col = t->curs_scol;
569 clamp_cursor_to_bounds(t);
576 static void try_interpret_escape_seq(madtty_t *t)
578 char lastchar = t->ebuf[t->elen-1];
586 cancel_escape_sequence(t);
595 case ']': /* xterm thing */
596 if (lastchar == '\a')
604 if (is_valid_csi_ender(lastchar)) {
606 cancel_escape_sequence(t);
612 if (t->elen + 1 >= (int)sizeof(t->ebuf)) {
614 cancel_escape_sequence(t);
618 static void madtty_process_nonprinting(madtty_t *t, wchar_t wc)
622 new_escape_sequence(t);
626 /* do nothing for now... maybe a visual bell would be nice? */
634 case C0_HT: /* tab */
635 t->curs_col = (t->curs_col + 8) & ~7;
636 if (t->curs_col >= t->cols)
637 t->curs_col = t->cols - 1;
650 case C0_SO: /* shift out - acs */
653 case C0_SI: /* shift in - acs */
654 t->graphmode = false;
659 // vt100 special graphics and line drawing
660 // 5f-7e standard vt100
661 // 40-5e rxvt extension for extra curses acs chars
662 static uint16_t const vt100_0[62] = { // 41 .. 7e
663 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
664 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
665 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
666 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
667 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
668 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
669 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
670 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
673 static void madtty_putc(madtty_t *t, wchar_t wc)
677 if (!t->seen_input) {
679 kill(-t->childpid, SIGWINCH);
683 assert (t->elen + 1 < (int)sizeof(t->ebuf));
684 t->ebuf[t->elen] = wc;
685 t->ebuf[++t->elen] = '\0';
686 try_interpret_escape_seq(t);
687 } else if (IS_CONTROL(wc)) {
688 madtty_process_nonprinting(t, wc);
693 if (wc >= 0x41 && wc <= 0x7e && vt100_0[wc - 0x41]) {
694 wc = vt100_0[wc - 0x41];
698 width = wcwidth(wc) ?: 1;
701 if (width == 2 && t->curs_col == t->cols - 1) {
704 tmp->text[t->curs_col] = 0;
705 tmp->attr[t->curs_col] = build_attrs(t->curattrs);
709 if (t->curs_col >= t->cols) {
718 wmemmove(tmp->text + t->curs_col + width, tmp->text + t->curs_col,
719 (t->cols - t->curs_col - width));
720 memmove(tmp->attr + t->curs_col + width, tmp->attr + t->curs_col,
721 (t->cols - t->curs_col - width) * sizeof(tmp->attr[0]));
724 tmp->text[t->curs_col] = wc;
725 tmp->attr[t->curs_col] = build_attrs(t->curattrs);
728 tmp->text[t->curs_col] = 0;
729 tmp->attr[t->curs_col] = build_attrs(t->curattrs);
735 int madtty_process(madtty_t *t)
744 res = read(t->pty, t->rbuf + t->rlen, sizeof(t->rbuf) - t->rlen);
749 while (pos < t->rlen) {
753 len = (ssize_t)mbrtowc(&wc, t->rbuf + pos, t->rlen - pos, &t->ps);
756 memmove(t->rbuf, t->rbuf + pos, t->rlen);
765 pos += len ? len : 1;
770 memmove(t->rbuf, t->rbuf + pos, t->rlen);
774 madtty_t *madtty_create(int rows, int cols)
779 if (rows <= 0 || cols <= 0)
782 t = (madtty_t*)calloc(sizeof(madtty_t), 1);
786 /* record dimensions */
790 /* default mode is replace */
793 /* create the cell matrix */
794 t->lines = (t_row_t*)calloc(sizeof(t_row_t), t->rows);
795 for (i = 0; i < t->rows; i++) {
796 t->lines[i].text = (wchar_t *)calloc(sizeof(wchar_t), t->cols);
797 t->lines[i].attr = (uint16_t *)calloc(sizeof(uint16_t), t->cols);
800 t->pty = -1; /* no pty for now */
802 /* initialization of other public fields */
803 t->curs_row = t->lines;
805 t->curattrs = A_NORMAL; /* white text over black background */
807 /* initial scrolling area is the whole window */
808 t->scroll_top = t->lines;
809 t->scroll_bot = t->lines + t->rows;
814 void madtty_resize(madtty_t *t, int rows, int cols)
816 struct winsize ws = { .ws_row = rows, .ws_col = cols };
817 t_row_t *lines = t->lines;
819 if (rows <= 0 || cols <= 0)
822 if (t->rows != rows) {
823 while (t->rows > rows) {
824 free(lines[t->rows - 1].text);
825 free(lines[t->rows - 1].attr);
829 lines = realloc(lines, sizeof(t_row_t) * rows);
832 if (t->cols != cols) {
833 for (int row = 0; row < t->rows; row++) {
834 lines[row].text = realloc(lines[row].text, sizeof(wchar_t) * cols);
835 lines[row].attr = realloc(lines[row].attr, sizeof(uint16_t) * cols);
837 t_row_set(lines + row, t->cols, cols - t->cols, 0);
842 while (t->rows < rows) {
843 lines[t->rows].text = (wchar_t *)calloc(sizeof(wchar_t), cols);
844 lines[t->rows].attr = (uint16_t *)calloc(sizeof(uint16_t), cols);
848 t->curs_row += lines - t->lines;
849 t->scroll_top += lines - t->lines;
850 t->scroll_bot += lines - t->lines;
851 if (t->scroll_bot > lines + t->rows)
852 t->scroll_bot = lines + t->rows;
854 clamp_cursor_to_bounds(t);
855 ioctl(t->pty, TIOCSWINSZ, &ws);
856 kill(-t->childpid, SIGWINCH);
859 void madtty_destroy(madtty_t *t)
865 for (i = 0; i < t->rows; i++) {
866 free(t->lines[i].text);
867 free(t->lines[i].attr);
873 void madtty_draw(madtty_t *t, WINDOW *win, int srow, int scol)
876 for (int i = 0; i < t->rows; i++) {
877 t_row_t *row = t->lines + i;
883 wmove(win, srow + i, scol);
884 for (int j = 0; j < t->cols; j++) {
885 if (!j || row->attr[j] != row->attr[j - 1])
886 wattrset(win, (attr_t)row->attr[j] << NCURSES_ATTR_SHIFT);
887 if (row->text[j] >= 128) {
888 char buf[MB_CUR_MAX + 1];
891 len = wcrtomb(buf, row->text[j], NULL);
892 waddnstr(win, buf, len);
893 if (wcwidth(row->text[j]) > 1)
896 waddch(win, row->text[j] > ' ' ? row->text[j] : ' ');
902 wmove(win, srow + t->curs_row - t->lines, scol + t->curs_col);
903 curs_set(!t->curshid);
906 /******************************************************/
908 pid_t madtty_forkpty(madtty_t *t, const char *p, const char *argv[], int *pty)
915 ws.ws_xpixel = ws.ws_ypixel = 0;
917 pid = forkpty(&t->pty, NULL, NULL, &ws);
923 setenv("TERM", "rxvt", 1);
924 execv(p, (char *const*)argv);
925 fprintf(stderr, "\nexecv() failed.\nCommand: '%s'\n", argv[0]);
931 return t->childpid = pid;
934 int madtty_getpty(madtty_t *t)
939 void madtty_keypress(madtty_t *t, int keycode)
941 char c = (char)keycode;
945 if (keycode >= 0 && keycode < KEY_MAX && keytable[keycode]) {
946 buf = keytable[keycode];
947 len = strlen(keytable[keycode]);
954 int res = write(t->pty, buf, len);
955 if (res < 0 && errno != EAGAIN && errno != EINTR)
963 void madtty_init_colors(void)
966 use_default_colors();
967 assume_default_colors(-1, -1);
970 for (int bg = -1; bg < 8; bg++) {
971 for (int fg = -1; fg < 8; fg++) {
972 init_pair((fg + 1) * 16 + bg + 1, fg, bg);
976 for (int bg = 0; bg < 8; bg++) {
977 for (int fg = 0; fg < 8; fg++) {
978 init_pair((7 - fg) * 8 + bg, fg, bg);
984 int madtty_color_pair(int fg, int bg)
990 return COLOR_PAIR(has_default ? (fg + 1) * 16 + bg + 1 : (7 - fg) * 8 + bg);