Annotation of src/usr.bin/tmux/tty-term.c, Revision 1.23
1.23 ! nicm 1: /* $OpenBSD: tty-term.c,v 1.22 2011/05/08 19:53:08 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
1.3 nicm 21: #include <curses.h>
1.5 nicm 22: #include <fnmatch.h>
23: #include <stdlib.h>
1.1 nicm 24: #include <string.h>
25: #include <term.h>
1.5 nicm 26: #include <vis.h>
1.1 nicm 27:
28: #include "tmux.h"
29:
1.5 nicm 30: void tty_term_override(struct tty_term *, const char *);
1.1 nicm 31: char *tty_term_strip(const char *);
32:
1.20 nicm 33: struct tty_terms tty_terms = LIST_HEAD_INITIALIZER(tty_terms);
1.1 nicm 34:
1.19 nicm 35: const struct tty_term_code_entry tty_term_codes[NTTYCODE] = {
1.13 nicm 36: { TTYC_ACSC, TTYCODE_STRING, "acsc" },
1.1 nicm 37: { TTYC_AX, TTYCODE_FLAG, "AX" },
38: { TTYC_BEL, TTYCODE_STRING, "bel" },
39: { TTYC_BLINK, TTYCODE_STRING, "blink" },
40: { TTYC_BOLD, TTYCODE_STRING, "bold" },
41: { TTYC_CIVIS, TTYCODE_STRING, "civis" },
42: { TTYC_CLEAR, TTYCODE_STRING, "clear" },
43: { TTYC_CNORM, TTYCODE_STRING, "cnorm" },
44: { TTYC_COLORS, TTYCODE_NUMBER, "colors" },
45: { TTYC_CSR, TTYCODE_STRING, "csr" },
1.10 nicm 46: { TTYC_CUB, TTYCODE_STRING, "cub" },
47: { TTYC_CUB1, TTYCODE_STRING, "cub1" },
1.1 nicm 48: { TTYC_CUD, TTYCODE_STRING, "cud" },
49: { TTYC_CUD1, TTYCODE_STRING, "cud1" },
1.10 nicm 50: { TTYC_CUF, TTYCODE_STRING, "cuf" },
51: { TTYC_CUF1, TTYCODE_STRING, "cuf1" },
1.1 nicm 52: { TTYC_CUP, TTYCODE_STRING, "cup" },
1.10 nicm 53: { TTYC_CUU, TTYCODE_STRING, "cuu" },
54: { TTYC_CUU1, TTYCODE_STRING, "cuu1" },
1.1 nicm 55: { TTYC_DCH, TTYCODE_STRING, "dch" },
56: { TTYC_DCH1, TTYCODE_STRING, "dch1" },
57: { TTYC_DIM, TTYCODE_STRING, "dim" },
58: { TTYC_DL, TTYCODE_STRING, "dl" },
59: { TTYC_DL1, TTYCODE_STRING, "dl1" },
60: { TTYC_EL, TTYCODE_STRING, "el" },
61: { TTYC_EL1, TTYCODE_STRING, "el1" },
62: { TTYC_ENACS, TTYCODE_STRING, "enacs" },
1.22 nicm 63: { TTYC_FSL, TTYCODE_STRING, "fsl" },
1.10 nicm 64: { TTYC_HOME, TTYCODE_STRING, "home" },
65: { TTYC_HPA, TTYCODE_STRING, "hpa" },
1.1 nicm 66: { TTYC_ICH, TTYCODE_STRING, "ich" },
67: { TTYC_ICH1, TTYCODE_STRING, "ich1" },
68: { TTYC_IL, TTYCODE_STRING, "il" },
69: { TTYC_IL1, TTYCODE_STRING, "il1" },
70: { TTYC_INVIS, TTYCODE_STRING, "invis" },
71: { TTYC_IS1, TTYCODE_STRING, "is1" },
72: { TTYC_IS2, TTYCODE_STRING, "is2" },
73: { TTYC_IS3, TTYCODE_STRING, "is3" },
74: { TTYC_KCBT, TTYCODE_STRING, "kcbt" },
75: { TTYC_KCUB1, TTYCODE_STRING, "kcub1" },
76: { TTYC_KCUD1, TTYCODE_STRING, "kcud1" },
77: { TTYC_KCUF1, TTYCODE_STRING, "kcuf1" },
78: { TTYC_KCUU1, TTYCODE_STRING, "kcuu1" },
1.13 nicm 79: { TTYC_KDC2, TTYCODE_STRING, "kDC" },
80: { TTYC_KDC3, TTYCODE_STRING, "kDC3" },
81: { TTYC_KDC4, TTYCODE_STRING, "kDC4" },
82: { TTYC_KDC5, TTYCODE_STRING, "kDC5" },
83: { TTYC_KDC6, TTYCODE_STRING, "kDC6" },
84: { TTYC_KDC7, TTYCODE_STRING, "kDC7" },
1.1 nicm 85: { TTYC_KDCH1, TTYCODE_STRING, "kdch1" },
1.13 nicm 86: { TTYC_KDN2, TTYCODE_STRING, "kDN" },
87: { TTYC_KDN3, TTYCODE_STRING, "kDN3" },
88: { TTYC_KDN4, TTYCODE_STRING, "kDN4" },
89: { TTYC_KDN5, TTYCODE_STRING, "kDN5" },
90: { TTYC_KDN6, TTYCODE_STRING, "kDN6" },
91: { TTYC_KDN7, TTYCODE_STRING, "kDN7" },
1.1 nicm 92: { TTYC_KEND, TTYCODE_STRING, "kend" },
1.13 nicm 93: { TTYC_KEND2, TTYCODE_STRING, "kEND" },
94: { TTYC_KEND3, TTYCODE_STRING, "kEND3" },
95: { TTYC_KEND4, TTYCODE_STRING, "kEND4" },
96: { TTYC_KEND5, TTYCODE_STRING, "kEND5" },
97: { TTYC_KEND6, TTYCODE_STRING, "kEND6" },
98: { TTYC_KEND7, TTYCODE_STRING, "kEND7" },
1.1 nicm 99: { TTYC_KF1, TTYCODE_STRING, "kf1" },
100: { TTYC_KF10, TTYCODE_STRING, "kf10" },
101: { TTYC_KF11, TTYCODE_STRING, "kf11" },
102: { TTYC_KF12, TTYCODE_STRING, "kf12" },
103: { TTYC_KF13, TTYCODE_STRING, "kf13" },
104: { TTYC_KF14, TTYCODE_STRING, "kf14" },
105: { TTYC_KF15, TTYCODE_STRING, "kf15" },
106: { TTYC_KF16, TTYCODE_STRING, "kf16" },
107: { TTYC_KF17, TTYCODE_STRING, "kf17" },
108: { TTYC_KF18, TTYCODE_STRING, "kf18" },
109: { TTYC_KF19, TTYCODE_STRING, "kf19" },
1.10 nicm 110: { TTYC_KF2, TTYCODE_STRING, "kf2" },
1.1 nicm 111: { TTYC_KF20, TTYCODE_STRING, "kf20" },
112: { TTYC_KF3, TTYCODE_STRING, "kf3" },
113: { TTYC_KF4, TTYCODE_STRING, "kf4" },
114: { TTYC_KF5, TTYCODE_STRING, "kf5" },
115: { TTYC_KF6, TTYCODE_STRING, "kf6" },
116: { TTYC_KF7, TTYCODE_STRING, "kf7" },
117: { TTYC_KF8, TTYCODE_STRING, "kf8" },
118: { TTYC_KF9, TTYCODE_STRING, "kf9" },
1.13 nicm 119: { TTYC_KHOM2, TTYCODE_STRING, "kHOM" },
120: { TTYC_KHOM3, TTYCODE_STRING, "kHOM3" },
121: { TTYC_KHOM4, TTYCODE_STRING, "kHOM4" },
122: { TTYC_KHOM5, TTYCODE_STRING, "kHOM5" },
123: { TTYC_KHOM6, TTYCODE_STRING, "kHOM6" },
124: { TTYC_KHOM7, TTYCODE_STRING, "kHOM7" },
1.1 nicm 125: { TTYC_KHOME, TTYCODE_STRING, "khome" },
1.13 nicm 126: { TTYC_KIC2, TTYCODE_STRING, "kIC" },
127: { TTYC_KIC3, TTYCODE_STRING, "kIC3" },
128: { TTYC_KIC4, TTYCODE_STRING, "kIC4" },
129: { TTYC_KIC5, TTYCODE_STRING, "kIC5" },
130: { TTYC_KIC6, TTYCODE_STRING, "kIC6" },
131: { TTYC_KIC7, TTYCODE_STRING, "kIC7" },
1.1 nicm 132: { TTYC_KICH1, TTYCODE_STRING, "kich1" },
1.13 nicm 133: { TTYC_KLFT2, TTYCODE_STRING, "kLFT" },
134: { TTYC_KLFT3, TTYCODE_STRING, "kLFT3" },
135: { TTYC_KLFT4, TTYCODE_STRING, "kLFT4" },
136: { TTYC_KLFT5, TTYCODE_STRING, "kLFT5" },
137: { TTYC_KLFT6, TTYCODE_STRING, "kLFT6" },
138: { TTYC_KLFT7, TTYCODE_STRING, "kLFT7" },
1.1 nicm 139: { TTYC_KMOUS, TTYCODE_STRING, "kmous" },
140: { TTYC_KNP, TTYCODE_STRING, "knp" },
1.13 nicm 141: { TTYC_KNXT2, TTYCODE_STRING, "kNXT" },
142: { TTYC_KNXT3, TTYCODE_STRING, "kNXT3" },
143: { TTYC_KNXT4, TTYCODE_STRING, "kNXT4" },
144: { TTYC_KNXT5, TTYCODE_STRING, "kNXT5" },
145: { TTYC_KNXT6, TTYCODE_STRING, "kNXT6" },
146: { TTYC_KNXT7, TTYCODE_STRING, "kNXT7" },
1.1 nicm 147: { TTYC_KPP, TTYCODE_STRING, "kpp" },
1.13 nicm 148: { TTYC_KPRV2, TTYCODE_STRING, "kPRV" },
149: { TTYC_KPRV3, TTYCODE_STRING, "kPRV3" },
150: { TTYC_KPRV4, TTYCODE_STRING, "kPRV4" },
151: { TTYC_KPRV5, TTYCODE_STRING, "kPRV5" },
152: { TTYC_KPRV6, TTYCODE_STRING, "kPRV6" },
153: { TTYC_KPRV7, TTYCODE_STRING, "kPRV7" },
154: { TTYC_KRIT2, TTYCODE_STRING, "kRIT" },
155: { TTYC_KRIT3, TTYCODE_STRING, "kRIT3" },
156: { TTYC_KRIT4, TTYCODE_STRING, "kRIT4" },
157: { TTYC_KRIT5, TTYCODE_STRING, "kRIT5" },
158: { TTYC_KRIT6, TTYCODE_STRING, "kRIT6" },
159: { TTYC_KRIT7, TTYCODE_STRING, "kRIT7" },
160: { TTYC_KUP2, TTYCODE_STRING, "kUP" },
161: { TTYC_KUP3, TTYCODE_STRING, "kUP3" },
162: { TTYC_KUP4, TTYCODE_STRING, "kUP4" },
163: { TTYC_KUP5, TTYCODE_STRING, "kUP5" },
164: { TTYC_KUP6, TTYCODE_STRING, "kUP6" },
165: { TTYC_KUP7, TTYCODE_STRING, "kUP7" },
1.23 ! nicm 166: { TTYC_MS, TTYCODE_STRING, "Ms" },
1.1 nicm 167: { TTYC_OP, TTYCODE_STRING, "op" },
168: { TTYC_REV, TTYCODE_STRING, "rev" },
169: { TTYC_RI, TTYCODE_STRING, "ri" },
170: { TTYC_RMACS, TTYCODE_STRING, "rmacs" },
171: { TTYC_RMCUP, TTYCODE_STRING, "rmcup" },
172: { TTYC_RMIR, TTYCODE_STRING, "rmir" },
173: { TTYC_RMKX, TTYCODE_STRING, "rmkx" },
174: { TTYC_SETAB, TTYCODE_STRING, "setab" },
175: { TTYC_SETAF, TTYCODE_STRING, "setaf" },
176: { TTYC_SGR0, TTYCODE_STRING, "sgr0" },
1.22 nicm 177: { TTYC_SITM, TTYCODE_STRING, "sitm" },
1.1 nicm 178: { TTYC_SMACS, TTYCODE_STRING, "smacs" },
179: { TTYC_SMCUP, TTYCODE_STRING, "smcup" },
180: { TTYC_SMIR, TTYCODE_STRING, "smir" },
181: { TTYC_SMKX, TTYCODE_STRING, "smkx" },
182: { TTYC_SMSO, TTYCODE_STRING, "smso" },
183: { TTYC_SMUL, TTYCODE_STRING, "smul" },
1.22 nicm 184: { TTYC_TSL, TTYCODE_STRING, "tsl" },
1.10 nicm 185: { TTYC_VPA, TTYCODE_STRING, "vpa" },
1.1 nicm 186: { TTYC_XENL, TTYCODE_FLAG, "xenl" },
1.22 nicm 187: { TTYC_XT, TTYCODE_FLAG, "XT" },
1.1 nicm 188: };
189:
190: char *
191: tty_term_strip(const char *s)
192: {
193: const char *ptr;
194: static char buf[BUFSIZ];
195: size_t len;
196:
197: /* Ignore strings with no padding. */
198: if (strchr(s, '$') == NULL)
199: return (xstrdup(s));
200:
201: len = 0;
202: for (ptr = s; *ptr != '\0'; ptr++) {
203: if (*ptr == '$' && *(ptr + 1) == '<') {
204: while (*ptr != '\0' && *ptr != '>')
205: ptr++;
206: if (*ptr == '>')
207: ptr++;
208: }
209:
210: buf[len++] = *ptr;
211: if (len == (sizeof buf) - 1)
212: break;
213: }
214: buf[len] = '\0';
215:
216: return (xstrdup(buf));
217: }
218:
219: void
1.5 nicm 220: tty_term_override(struct tty_term *term, const char *overrides)
1.1 nicm 221: {
1.19 nicm 222: const struct tty_term_code_entry *ent;
223: struct tty_code *code;
224: char *termnext, *termstr;
225: char *entnext, *entstr;
226: char *s, *ptr, *val;
227: const char *errstr;
228: u_int i;
229: int n, removeflag;
1.5 nicm 230:
231: s = xstrdup(overrides);
232:
233: termnext = s;
234: while ((termstr = strsep(&termnext, ",")) != NULL) {
235: entnext = termstr;
1.16 nicm 236:
1.5 nicm 237: entstr = strsep(&entnext, ":");
238: if (entstr == NULL || entnext == NULL)
239: continue;
240: if (fnmatch(entstr, term->name, 0) != 0)
241: continue;
242: while ((entstr = strsep(&entnext, ":")) != NULL) {
243: if (*entstr == '\0')
244: continue;
245:
246: val = NULL;
247: removeflag = 0;
1.16 nicm 248: if ((ptr = strchr(entstr, '=')) != NULL) {
1.5 nicm 249: *ptr++ = '\0';
250: val = xstrdup(ptr);
1.9 nicm 251: if (strunvis(val, ptr) == -1) {
1.5 nicm 252: xfree(val);
253: val = xstrdup(ptr);
254: }
255: } else if (entstr[strlen(entstr) - 1] == '@') {
256: entstr[strlen(entstr) - 1] = '\0';
257: removeflag = 1;
1.17 nicm 258: } else
1.22 nicm 259: val = xstrdup("");
1.5 nicm 260:
261: for (i = 0; i < NTTYCODE; i++) {
262: ent = &tty_term_codes[i];
263: if (strcmp(entstr, ent->name) != 0)
264: continue;
265: code = &term->codes[ent->code];
266:
267: if (removeflag) {
268: code->type = TTYCODE_NONE;
269: continue;
270: }
271: switch (ent->type) {
272: case TTYCODE_NONE:
273: break;
274: case TTYCODE_STRING:
1.6 nicm 275: if (code->type == TTYCODE_STRING)
276: xfree(code->value.string);
1.5 nicm 277: code->value.string = xstrdup(val);
278: code->type = ent->type;
279: break;
280: case TTYCODE_NUMBER:
281: n = strtonum(val, 0, INT_MAX, &errstr);
282: if (errstr != NULL)
283: break;
284: code->value.number = n;
285: code->type = ent->type;
286: break;
287: case TTYCODE_FLAG:
288: code->value.flag = 1;
289: code->type = ent->type;
290: break;
291: }
292: }
293:
294: if (val != NULL)
295: xfree(val);
1.1 nicm 296: }
297: }
298:
1.5 nicm 299: xfree(s);
1.1 nicm 300: }
301:
302: struct tty_term *
1.5 nicm 303: tty_term_find(char *name, int fd, const char *overrides, char **cause)
1.1 nicm 304: {
1.19 nicm 305: struct tty_term *term;
306: const struct tty_term_code_entry *ent;
307: struct tty_code *code;
308: u_int i;
309: int n, error;
310: char *s;
311: const char *acs;
1.1 nicm 312:
1.20 nicm 313: LIST_FOREACH(term, &tty_terms, entry) {
1.1 nicm 314: if (strcmp(term->name, name) == 0) {
315: term->references++;
316: return (term);
317: }
318: }
319:
320: log_debug("new term: %s", name);
321: term = xmalloc(sizeof *term);
322: term->name = xstrdup(name);
323: term->references = 1;
324: term->flags = 0;
1.18 nicm 325: memset(term->codes, 0, sizeof term->codes);
1.20 nicm 326: LIST_INSERT_HEAD(&tty_terms, term, entry);
1.1 nicm 327:
1.3 nicm 328: /* Set up curses terminal. */
1.1 nicm 329: if (setupterm(name, fd, &error) != OK) {
330: switch (error) {
1.4 matthieu 331: case 1:
1.16 nicm 332: xasprintf(
333: cause, "can't use hardcopy terminal: %s", name);
1.4 matthieu 334: break;
1.1 nicm 335: case 0:
1.16 nicm 336: xasprintf(
337: cause, "missing or unsuitable terminal: %s", name);
1.1 nicm 338: break;
1.4 matthieu 339: case -1:
1.1 nicm 340: xasprintf(cause, "can't find terminfo database");
341: break;
342: default:
343: xasprintf(cause, "unknown error");
344: break;
345: }
346: goto error;
347: }
348:
349: /* Fill in codes. */
350: for (i = 0; i < NTTYCODE; i++) {
351: ent = &tty_term_codes[i];
352:
353: code = &term->codes[ent->code];
354: code->type = TTYCODE_NONE;
355: switch (ent->type) {
356: case TTYCODE_NONE:
357: break;
358: case TTYCODE_STRING:
359: s = tigetstr((char *) ent->name);
360: if (s == NULL || s == (char *) -1)
361: break;
362: code->type = TTYCODE_STRING;
363: code->value.string = tty_term_strip(s);
364: break;
365: case TTYCODE_NUMBER:
366: n = tigetnum((char *) ent->name);
367: if (n == -1 || n == -2)
368: break;
369: code->type = TTYCODE_NUMBER;
370: code->value.number = n;
371: break;
372: case TTYCODE_FLAG:
373: n = tigetflag((char *) ent->name);
374: if (n == -1)
375: break;
376: code->type = TTYCODE_FLAG;
377: code->value.number = n;
378: break;
379: }
380: }
1.5 nicm 381: tty_term_override(term, overrides);
1.1 nicm 382:
1.3 nicm 383: /* Delete curses data. */
1.1 nicm 384: del_curterm(cur_term);
385:
386: /* These are always required. */
387: if (!tty_term_has(term, TTYC_CLEAR)) {
388: xasprintf(cause, "terminal does not support clear");
389: goto error;
390: }
391: if (!tty_term_has(term, TTYC_CUP)) {
392: xasprintf(cause, "terminal does not support cup");
393: goto error;
394: }
395:
396: /* These can be emulated so one of the two is required. */
397: if (!tty_term_has(term, TTYC_CUD1) && !tty_term_has(term, TTYC_CUD)) {
398: xasprintf(cause, "terminal does not support cud1 or cud");
399: goto error;
400: }
401:
1.11 nicm 402: /* Figure out if we have 256 or 88 colours. */
1.1 nicm 403: if (tty_term_number(term, TTYC_COLORS) == 256)
404: term->flags |= TERM_256COLOURS;
405: if (tty_term_number(term, TTYC_COLORS) == 88)
406: term->flags |= TERM_88COLOURS;
407:
408: /*
409: * Terminals without xenl (eat newline glitch) wrap at at $COLUMNS - 1
410: * rather than $COLUMNS (the cursor can never be beyond $COLUMNS - 1).
411: *
412: * This is irritating, most notably because it is impossible to write
413: * to the very bottom-right of the screen without scrolling.
414: *
415: * Flag the terminal here and apply some workarounds in other places to
416: * do the best possible.
417: */
418: if (!tty_term_flag(term, TTYC_XENL))
419: term->flags |= TERM_EARLYWRAP;
1.18 nicm 420:
421: /* Generate ACS table. If none is present, use nearest ASCII. */
422: memset(term->acs, 0, sizeof term->acs);
423: if (tty_term_has(term, TTYC_ACSC))
424: acs = tty_term_string(term, TTYC_ACSC);
425: else
426: acs = "a#j+k+l+m+n+o-p-q-r-s-t+u+v+w+x|y<z>~.";
427: for (; acs[0] != '\0' && acs[1] != '\0'; acs += 2)
428: term->acs[(u_char) acs[0]][0] = acs[1];
1.22 nicm 429:
430: /* On terminals with xterm titles (XT), fill in tsl and fsl. */
431: if (tty_term_flag(term, TTYC_XT) &&
432: !tty_term_has(term, TTYC_TSL) &&
433: !tty_term_has(term, TTYC_FSL)) {
434: code = &term->codes[TTYC_TSL];
435: code->value.string = xstrdup("\033]0;");
436: code->type = TTYCODE_STRING;
437: code = &term->codes[TTYC_FSL];
438: code->value.string = xstrdup("\007");
439: code->type = TTYCODE_STRING;
440: }
1.1 nicm 441:
442: return (term);
443:
444: error:
445: tty_term_free(term);
446: return (NULL);
447: }
448:
449: void
450: tty_term_free(struct tty_term *term)
451: {
452: u_int i;
453:
454: if (--term->references != 0)
455: return;
456:
1.20 nicm 457: LIST_REMOVE(term, entry);
1.1 nicm 458:
459: for (i = 0; i < NTTYCODE; i++) {
460: if (term->codes[i].type == TTYCODE_STRING)
461: xfree(term->codes[i].value.string);
462: }
463: xfree(term->name);
464: xfree(term);
465: }
466:
467: int
468: tty_term_has(struct tty_term *term, enum tty_code_code code)
469: {
470: return (term->codes[code].type != TTYCODE_NONE);
471: }
472:
473: const char *
474: tty_term_string(struct tty_term *term, enum tty_code_code code)
475: {
476: if (!tty_term_has(term, code))
477: return ("");
478: if (term->codes[code].type != TTYCODE_STRING)
479: log_fatalx("not a string: %d", code);
480: return (term->codes[code].value.string);
481: }
482:
1.3 nicm 483: /* No vtparm. Fucking curses. */
1.1 nicm 484: const char *
485: tty_term_string1(struct tty_term *term, enum tty_code_code code, int a)
486: {
487: return (tparm((char *) tty_term_string(term, code), a));
488: }
489:
490: const char *
491: tty_term_string2(struct tty_term *term, enum tty_code_code code, int a, int b)
1.23 ! nicm 492: {
! 493: return (tparm((char *) tty_term_string(term, code), a, b));
! 494: }
! 495:
! 496: const char *
! 497: tty_term_ptr2(struct tty_term *term, enum tty_code_code code, const void *a, const void *b)
1.1 nicm 498: {
499: return (tparm((char *) tty_term_string(term, code), a, b));
500: }
501:
502: int
503: tty_term_number(struct tty_term *term, enum tty_code_code code)
504: {
505: if (!tty_term_has(term, code))
506: return (0);
507: if (term->codes[code].type != TTYCODE_NUMBER)
508: log_fatalx("not a number: %d", code);
509: return (term->codes[code].value.number);
510: }
511:
512: int
513: tty_term_flag(struct tty_term *term, enum tty_code_code code)
514: {
515: if (!tty_term_has(term, code))
516: return (0);
517: if (term->codes[code].type != TTYCODE_FLAG)
518: log_fatalx("not a flag: %d", code);
519: return (term->codes[code].value.flag);
520: }