Annotation of src/usr.bin/tmux/tty-term.c, Revision 1.85
1.85 ! nicm 1: /* $OpenBSD: tty-term.c,v 1.84 2020/10/05 09:53:01 nicm Exp $ */
1.1 nicm 2:
3: /*
1.44 nicm 4: * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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:
1.46 nicm 30: static char *tty_term_strip(const char *);
1.1 nicm 31:
1.20 nicm 32: struct tty_terms tty_terms = LIST_HEAD_INITIALIZER(tty_terms);
1.1 nicm 33:
1.38 nicm 34: enum tty_code_type {
35: TTYCODE_NONE = 0,
36: TTYCODE_STRING,
37: TTYCODE_NUMBER,
38: TTYCODE_FLAG,
1.1 nicm 39: };
40:
1.38 nicm 41: struct tty_code {
42: enum tty_code_type type;
43: union {
44: char *string;
45: int number;
46: int flag;
47: } value;
48: };
49:
50: struct tty_term_code_entry {
51: enum tty_code_type type;
52: const char *name;
53: };
54:
1.46 nicm 55: static const struct tty_term_code_entry tty_term_codes[] = {
1.38 nicm 56: [TTYC_ACSC] = { TTYCODE_STRING, "acsc" },
1.82 nicm 57: [TTYC_AM] = { TTYCODE_FLAG, "am" },
1.38 nicm 58: [TTYC_AX] = { TTYCODE_FLAG, "AX" },
59: [TTYC_BCE] = { TTYCODE_FLAG, "bce" },
60: [TTYC_BEL] = { TTYCODE_STRING, "bel" },
61: [TTYC_BLINK] = { TTYCODE_STRING, "blink" },
62: [TTYC_BOLD] = { TTYCODE_STRING, "bold" },
63: [TTYC_CIVIS] = { TTYCODE_STRING, "civis" },
64: [TTYC_CLEAR] = { TTYCODE_STRING, "clear" },
1.77 nicm 65: [TTYC_CLMG] = { TTYCODE_STRING, "Clmg" },
66: [TTYC_CMG] = { TTYCODE_STRING, "Cmg" },
1.38 nicm 67: [TTYC_CNORM] = { TTYCODE_STRING, "cnorm" },
68: [TTYC_COLORS] = { TTYCODE_NUMBER, "colors" },
69: [TTYC_CR] = { TTYCODE_STRING, "Cr" },
1.57 nicm 70: [TTYC_CSR] = { TTYCODE_STRING, "csr" },
1.38 nicm 71: [TTYC_CS] = { TTYCODE_STRING, "Cs" },
1.57 nicm 72: [TTYC_CUB1] = { TTYCODE_STRING, "cub1" },
1.38 nicm 73: [TTYC_CUB] = { TTYCODE_STRING, "cub" },
1.57 nicm 74: [TTYC_CUD1] = { TTYCODE_STRING, "cud1" },
1.38 nicm 75: [TTYC_CUD] = { TTYCODE_STRING, "cud" },
1.57 nicm 76: [TTYC_CUF1] = { TTYCODE_STRING, "cuf1" },
1.38 nicm 77: [TTYC_CUF] = { TTYCODE_STRING, "cuf" },
78: [TTYC_CUP] = { TTYCODE_STRING, "cup" },
1.57 nicm 79: [TTYC_CUU1] = { TTYCODE_STRING, "cuu1" },
1.38 nicm 80: [TTYC_CUU] = { TTYCODE_STRING, "cuu" },
81: [TTYC_CVVIS] = { TTYCODE_STRING, "cvvis" },
1.57 nicm 82: [TTYC_DCH1] = { TTYCODE_STRING, "dch1" },
1.38 nicm 83: [TTYC_DCH] = { TTYCODE_STRING, "dch" },
84: [TTYC_DIM] = { TTYCODE_STRING, "dim" },
1.57 nicm 85: [TTYC_DL1] = { TTYCODE_STRING, "dl1" },
1.38 nicm 86: [TTYC_DL] = { TTYCODE_STRING, "dl" },
1.81 nicm 87: [TTYC_DSEKS] = { TTYCODE_STRING, "Dseks" },
1.79 nicm 88: [TTYC_DSFCS] = { TTYCODE_STRING, "Dsfcs" },
1.78 nicm 89: [TTYC_DSBP] = { TTYCODE_STRING, "Dsbp" },
1.77 nicm 90: [TTYC_DSMG] = { TTYCODE_STRING, "Dsmg" },
1.38 nicm 91: [TTYC_E3] = { TTYCODE_STRING, "E3" },
92: [TTYC_ECH] = { TTYCODE_STRING, "ech" },
1.50 nicm 93: [TTYC_ED] = { TTYCODE_STRING, "ed" },
1.57 nicm 94: [TTYC_EL1] = { TTYCODE_STRING, "el1" },
1.38 nicm 95: [TTYC_EL] = { TTYCODE_STRING, "el" },
96: [TTYC_ENACS] = { TTYCODE_STRING, "enacs" },
1.78 nicm 97: [TTYC_ENBP] = { TTYCODE_STRING, "Enbp" },
1.81 nicm 98: [TTYC_ENEKS] = { TTYCODE_STRING, "Eneks" },
1.79 nicm 99: [TTYC_ENFCS] = { TTYCODE_STRING, "Enfcs" },
1.77 nicm 100: [TTYC_ENMG] = { TTYCODE_STRING, "Enmg" },
1.38 nicm 101: [TTYC_FSL] = { TTYCODE_STRING, "fsl" },
102: [TTYC_HOME] = { TTYCODE_STRING, "home" },
103: [TTYC_HPA] = { TTYCODE_STRING, "hpa" },
1.57 nicm 104: [TTYC_ICH1] = { TTYCODE_STRING, "ich1" },
1.38 nicm 105: [TTYC_ICH] = { TTYCODE_STRING, "ich" },
1.57 nicm 106: [TTYC_IL1] = { TTYCODE_STRING, "il1" },
1.38 nicm 107: [TTYC_IL] = { TTYCODE_STRING, "il" },
1.51 nicm 108: [TTYC_INDN] = { TTYCODE_STRING, "indn" },
1.38 nicm 109: [TTYC_INVIS] = { TTYCODE_STRING, "invis" },
110: [TTYC_KCBT] = { TTYCODE_STRING, "kcbt" },
111: [TTYC_KCUB1] = { TTYCODE_STRING, "kcub1" },
112: [TTYC_KCUD1] = { TTYCODE_STRING, "kcud1" },
113: [TTYC_KCUF1] = { TTYCODE_STRING, "kcuf1" },
114: [TTYC_KCUU1] = { TTYCODE_STRING, "kcuu1" },
115: [TTYC_KDC2] = { TTYCODE_STRING, "kDC" },
116: [TTYC_KDC3] = { TTYCODE_STRING, "kDC3" },
117: [TTYC_KDC4] = { TTYCODE_STRING, "kDC4" },
118: [TTYC_KDC5] = { TTYCODE_STRING, "kDC5" },
119: [TTYC_KDC6] = { TTYCODE_STRING, "kDC6" },
120: [TTYC_KDC7] = { TTYCODE_STRING, "kDC7" },
121: [TTYC_KDCH1] = { TTYCODE_STRING, "kdch1" },
1.57 nicm 122: [TTYC_KDN2] = { TTYCODE_STRING, "kDN" }, /* not kDN2 */
1.38 nicm 123: [TTYC_KDN3] = { TTYCODE_STRING, "kDN3" },
124: [TTYC_KDN4] = { TTYCODE_STRING, "kDN4" },
125: [TTYC_KDN5] = { TTYCODE_STRING, "kDN5" },
126: [TTYC_KDN6] = { TTYCODE_STRING, "kDN6" },
127: [TTYC_KDN7] = { TTYCODE_STRING, "kDN7" },
128: [TTYC_KEND2] = { TTYCODE_STRING, "kEND" },
129: [TTYC_KEND3] = { TTYCODE_STRING, "kEND3" },
130: [TTYC_KEND4] = { TTYCODE_STRING, "kEND4" },
131: [TTYC_KEND5] = { TTYCODE_STRING, "kEND5" },
132: [TTYC_KEND6] = { TTYCODE_STRING, "kEND6" },
133: [TTYC_KEND7] = { TTYCODE_STRING, "kEND7" },
1.57 nicm 134: [TTYC_KEND] = { TTYCODE_STRING, "kend" },
1.38 nicm 135: [TTYC_KF10] = { TTYCODE_STRING, "kf10" },
136: [TTYC_KF11] = { TTYCODE_STRING, "kf11" },
137: [TTYC_KF12] = { TTYCODE_STRING, "kf12" },
138: [TTYC_KF13] = { TTYCODE_STRING, "kf13" },
139: [TTYC_KF14] = { TTYCODE_STRING, "kf14" },
140: [TTYC_KF15] = { TTYCODE_STRING, "kf15" },
141: [TTYC_KF16] = { TTYCODE_STRING, "kf16" },
142: [TTYC_KF17] = { TTYCODE_STRING, "kf17" },
143: [TTYC_KF18] = { TTYCODE_STRING, "kf18" },
144: [TTYC_KF19] = { TTYCODE_STRING, "kf19" },
1.57 nicm 145: [TTYC_KF1] = { TTYCODE_STRING, "kf1" },
1.38 nicm 146: [TTYC_KF20] = { TTYCODE_STRING, "kf20" },
147: [TTYC_KF21] = { TTYCODE_STRING, "kf21" },
148: [TTYC_KF22] = { TTYCODE_STRING, "kf22" },
149: [TTYC_KF23] = { TTYCODE_STRING, "kf23" },
150: [TTYC_KF24] = { TTYCODE_STRING, "kf24" },
151: [TTYC_KF25] = { TTYCODE_STRING, "kf25" },
152: [TTYC_KF26] = { TTYCODE_STRING, "kf26" },
153: [TTYC_KF27] = { TTYCODE_STRING, "kf27" },
154: [TTYC_KF28] = { TTYCODE_STRING, "kf28" },
155: [TTYC_KF29] = { TTYCODE_STRING, "kf29" },
1.57 nicm 156: [TTYC_KF2] = { TTYCODE_STRING, "kf2" },
1.38 nicm 157: [TTYC_KF30] = { TTYCODE_STRING, "kf30" },
158: [TTYC_KF31] = { TTYCODE_STRING, "kf31" },
159: [TTYC_KF32] = { TTYCODE_STRING, "kf32" },
160: [TTYC_KF33] = { TTYCODE_STRING, "kf33" },
161: [TTYC_KF34] = { TTYCODE_STRING, "kf34" },
162: [TTYC_KF35] = { TTYCODE_STRING, "kf35" },
163: [TTYC_KF36] = { TTYCODE_STRING, "kf36" },
164: [TTYC_KF37] = { TTYCODE_STRING, "kf37" },
165: [TTYC_KF38] = { TTYCODE_STRING, "kf38" },
166: [TTYC_KF39] = { TTYCODE_STRING, "kf39" },
1.57 nicm 167: [TTYC_KF3] = { TTYCODE_STRING, "kf3" },
1.38 nicm 168: [TTYC_KF40] = { TTYCODE_STRING, "kf40" },
169: [TTYC_KF41] = { TTYCODE_STRING, "kf41" },
170: [TTYC_KF42] = { TTYCODE_STRING, "kf42" },
171: [TTYC_KF43] = { TTYCODE_STRING, "kf43" },
172: [TTYC_KF44] = { TTYCODE_STRING, "kf44" },
173: [TTYC_KF45] = { TTYCODE_STRING, "kf45" },
174: [TTYC_KF46] = { TTYCODE_STRING, "kf46" },
175: [TTYC_KF47] = { TTYCODE_STRING, "kf47" },
176: [TTYC_KF48] = { TTYCODE_STRING, "kf48" },
177: [TTYC_KF49] = { TTYCODE_STRING, "kf49" },
1.57 nicm 178: [TTYC_KF4] = { TTYCODE_STRING, "kf4" },
1.38 nicm 179: [TTYC_KF50] = { TTYCODE_STRING, "kf50" },
180: [TTYC_KF51] = { TTYCODE_STRING, "kf51" },
181: [TTYC_KF52] = { TTYCODE_STRING, "kf52" },
182: [TTYC_KF53] = { TTYCODE_STRING, "kf53" },
183: [TTYC_KF54] = { TTYCODE_STRING, "kf54" },
184: [TTYC_KF55] = { TTYCODE_STRING, "kf55" },
185: [TTYC_KF56] = { TTYCODE_STRING, "kf56" },
186: [TTYC_KF57] = { TTYCODE_STRING, "kf57" },
187: [TTYC_KF58] = { TTYCODE_STRING, "kf58" },
188: [TTYC_KF59] = { TTYCODE_STRING, "kf59" },
1.57 nicm 189: [TTYC_KF5] = { TTYCODE_STRING, "kf5" },
1.38 nicm 190: [TTYC_KF60] = { TTYCODE_STRING, "kf60" },
191: [TTYC_KF61] = { TTYCODE_STRING, "kf61" },
192: [TTYC_KF62] = { TTYCODE_STRING, "kf62" },
193: [TTYC_KF63] = { TTYCODE_STRING, "kf63" },
1.57 nicm 194: [TTYC_KF6] = { TTYCODE_STRING, "kf6" },
1.38 nicm 195: [TTYC_KF7] = { TTYCODE_STRING, "kf7" },
196: [TTYC_KF8] = { TTYCODE_STRING, "kf8" },
197: [TTYC_KF9] = { TTYCODE_STRING, "kf9" },
198: [TTYC_KHOM2] = { TTYCODE_STRING, "kHOM" },
199: [TTYC_KHOM3] = { TTYCODE_STRING, "kHOM3" },
200: [TTYC_KHOM4] = { TTYCODE_STRING, "kHOM4" },
201: [TTYC_KHOM5] = { TTYCODE_STRING, "kHOM5" },
202: [TTYC_KHOM6] = { TTYCODE_STRING, "kHOM6" },
203: [TTYC_KHOM7] = { TTYCODE_STRING, "kHOM7" },
204: [TTYC_KHOME] = { TTYCODE_STRING, "khome" },
205: [TTYC_KIC2] = { TTYCODE_STRING, "kIC" },
206: [TTYC_KIC3] = { TTYCODE_STRING, "kIC3" },
207: [TTYC_KIC4] = { TTYCODE_STRING, "kIC4" },
208: [TTYC_KIC5] = { TTYCODE_STRING, "kIC5" },
209: [TTYC_KIC6] = { TTYCODE_STRING, "kIC6" },
210: [TTYC_KIC7] = { TTYCODE_STRING, "kIC7" },
211: [TTYC_KICH1] = { TTYCODE_STRING, "kich1" },
1.57 nicm 212: [TTYC_KIND] = { TTYCODE_STRING, "kind" },
1.38 nicm 213: [TTYC_KLFT2] = { TTYCODE_STRING, "kLFT" },
214: [TTYC_KLFT3] = { TTYCODE_STRING, "kLFT3" },
215: [TTYC_KLFT4] = { TTYCODE_STRING, "kLFT4" },
216: [TTYC_KLFT5] = { TTYCODE_STRING, "kLFT5" },
217: [TTYC_KLFT6] = { TTYCODE_STRING, "kLFT6" },
218: [TTYC_KLFT7] = { TTYCODE_STRING, "kLFT7" },
219: [TTYC_KMOUS] = { TTYCODE_STRING, "kmous" },
220: [TTYC_KNP] = { TTYCODE_STRING, "knp" },
221: [TTYC_KNXT2] = { TTYCODE_STRING, "kNXT" },
222: [TTYC_KNXT3] = { TTYCODE_STRING, "kNXT3" },
223: [TTYC_KNXT4] = { TTYCODE_STRING, "kNXT4" },
224: [TTYC_KNXT5] = { TTYCODE_STRING, "kNXT5" },
225: [TTYC_KNXT6] = { TTYCODE_STRING, "kNXT6" },
226: [TTYC_KNXT7] = { TTYCODE_STRING, "kNXT7" },
227: [TTYC_KPP] = { TTYCODE_STRING, "kpp" },
228: [TTYC_KPRV2] = { TTYCODE_STRING, "kPRV" },
229: [TTYC_KPRV3] = { TTYCODE_STRING, "kPRV3" },
230: [TTYC_KPRV4] = { TTYCODE_STRING, "kPRV4" },
231: [TTYC_KPRV5] = { TTYCODE_STRING, "kPRV5" },
232: [TTYC_KPRV6] = { TTYCODE_STRING, "kPRV6" },
233: [TTYC_KPRV7] = { TTYCODE_STRING, "kPRV7" },
234: [TTYC_KRIT2] = { TTYCODE_STRING, "kRIT" },
235: [TTYC_KRIT3] = { TTYCODE_STRING, "kRIT3" },
236: [TTYC_KRIT4] = { TTYCODE_STRING, "kRIT4" },
237: [TTYC_KRIT5] = { TTYCODE_STRING, "kRIT5" },
238: [TTYC_KRIT6] = { TTYCODE_STRING, "kRIT6" },
239: [TTYC_KRIT7] = { TTYCODE_STRING, "kRIT7" },
1.57 nicm 240: [TTYC_KRI] = { TTYCODE_STRING, "kri" },
241: [TTYC_KUP2] = { TTYCODE_STRING, "kUP" }, /* not kUP2 */
1.38 nicm 242: [TTYC_KUP3] = { TTYCODE_STRING, "kUP3" },
243: [TTYC_KUP4] = { TTYCODE_STRING, "kUP4" },
244: [TTYC_KUP5] = { TTYCODE_STRING, "kUP5" },
245: [TTYC_KUP6] = { TTYCODE_STRING, "kUP6" },
246: [TTYC_KUP7] = { TTYCODE_STRING, "kUP7" },
247: [TTYC_MS] = { TTYCODE_STRING, "Ms" },
1.84 nicm 248: [TTYC_OL] = { TTYCODE_STRING, "ol" },
1.38 nicm 249: [TTYC_OP] = { TTYCODE_STRING, "op" },
250: [TTYC_REV] = { TTYCODE_STRING, "rev" },
1.58 nicm 251: [TTYC_RGB] = { TTYCODE_FLAG, "RGB" },
1.77 nicm 252: [TTYC_RIN] = { TTYCODE_STRING, "rin" },
1.38 nicm 253: [TTYC_RI] = { TTYCODE_STRING, "ri" },
254: [TTYC_RMACS] = { TTYCODE_STRING, "rmacs" },
255: [TTYC_RMCUP] = { TTYCODE_STRING, "rmcup" },
256: [TTYC_RMKX] = { TTYCODE_STRING, "rmkx" },
257: [TTYC_SETAB] = { TTYCODE_STRING, "setab" },
258: [TTYC_SETAF] = { TTYCODE_STRING, "setaf" },
1.84 nicm 259: [TTYC_SETAL] = { TTYCODE_STRING, "setal" },
1.55 nicm 260: [TTYC_SETRGBB] = { TTYCODE_STRING, "setrgbb" },
261: [TTYC_SETRGBF] = { TTYCODE_STRING, "setrgbf" },
1.66 nicm 262: [TTYC_SETULC] = { TTYCODE_STRING, "Setulc" },
1.57 nicm 263: [TTYC_SE] = { TTYCODE_STRING, "Se" },
1.38 nicm 264: [TTYC_SGR0] = { TTYCODE_STRING, "sgr0" },
265: [TTYC_SITM] = { TTYCODE_STRING, "sitm" },
266: [TTYC_SMACS] = { TTYCODE_STRING, "smacs" },
267: [TTYC_SMCUP] = { TTYCODE_STRING, "smcup" },
268: [TTYC_SMKX] = { TTYCODE_STRING, "smkx" },
1.64 nicm 269: [TTYC_SMOL] = { TTYCODE_STRING, "Smol" },
1.38 nicm 270: [TTYC_SMSO] = { TTYCODE_STRING, "smso" },
1.60 nicm 271: [TTYC_SMULX] = { TTYCODE_STRING, "Smulx" },
1.38 nicm 272: [TTYC_SMUL] = { TTYCODE_STRING, "smul" },
1.53 nicm 273: [TTYC_SMXX] = { TTYCODE_STRING, "smxx" },
1.38 nicm 274: [TTYC_SS] = { TTYCODE_STRING, "Ss" },
1.74 nicm 275: [TTYC_SYNC] = { TTYCODE_STRING, "Sync" },
1.45 nicm 276: [TTYC_TC] = { TTYCODE_FLAG, "Tc" },
1.38 nicm 277: [TTYC_TSL] = { TTYCODE_STRING, "tsl" },
1.57 nicm 278: [TTYC_U8] = { TTYCODE_NUMBER, "U8" },
1.38 nicm 279: [TTYC_VPA] = { TTYCODE_STRING, "vpa" },
1.77 nicm 280: [TTYC_XT] = { TTYCODE_FLAG, "XT" }
1.38 nicm 281: };
282:
283: u_int
284: tty_term_ncodes(void)
285: {
286: return (nitems(tty_term_codes));
287: }
288:
1.46 nicm 289: static char *
1.1 nicm 290: tty_term_strip(const char *s)
291: {
292: const char *ptr;
1.68 nicm 293: static char buf[8192];
1.1 nicm 294: size_t len;
295:
296: /* Ignore strings with no padding. */
297: if (strchr(s, '$') == NULL)
298: return (xstrdup(s));
299:
300: len = 0;
301: for (ptr = s; *ptr != '\0'; ptr++) {
302: if (*ptr == '$' && *(ptr + 1) == '<') {
303: while (*ptr != '\0' && *ptr != '>')
304: ptr++;
305: if (*ptr == '>')
306: ptr++;
1.83 nicm 307: if (*ptr == '\0')
308: break;
1.1 nicm 309: }
310:
311: buf[len++] = *ptr;
312: if (len == (sizeof buf) - 1)
313: break;
314: }
315: buf[len] = '\0';
316:
317: return (xstrdup(buf));
318: }
319:
1.60 nicm 320: static char *
321: tty_term_override_next(const char *s, size_t *offset)
322: {
1.68 nicm 323: static char value[8192];
1.60 nicm 324: size_t n = 0, at = *offset;
325:
326: if (s[at] == '\0')
327: return (NULL);
328:
329: while (s[at] != '\0') {
330: if (s[at] == ':') {
331: if (s[at + 1] == ':') {
332: value[n++] = ':';
333: at += 2;
334: } else
335: break;
336: } else {
337: value[n++] = s[at];
338: at++;
339: }
340: if (n == (sizeof value) - 1)
341: return (NULL);
342: }
343: if (s[at] != '\0')
344: *offset = at + 1;
345: else
346: *offset = at;
347: value[n] = '\0';
348: return (value);
349: }
350:
1.73 nicm 351: void
352: tty_term_apply(struct tty_term *term, const char *capabilities, int quiet)
1.1 nicm 353: {
1.19 nicm 354: const struct tty_term_code_entry *ent;
355: struct tty_code *code;
1.60 nicm 356: size_t offset = 0;
357: char *cp, *value, *s;
1.73 nicm 358: const char *errstr, *name = term->name;
1.19 nicm 359: u_int i;
1.49 nicm 360: int n, remove;
1.5 nicm 361:
1.73 nicm 362: while ((s = tty_term_override_next(capabilities, &offset)) != NULL) {
1.49 nicm 363: if (*s == '\0')
1.5 nicm 364: continue;
1.49 nicm 365: value = NULL;
366:
367: remove = 0;
368: if ((cp = strchr(s, '=')) != NULL) {
369: *cp++ = '\0';
370: value = xstrdup(cp);
371: if (strunvis(value, cp) == -1) {
372: free(value);
373: value = xstrdup(cp);
374: }
375: } else if (s[strlen(s) - 1] == '@') {
376: s[strlen(s) - 1] = '\0';
377: remove = 1;
378: } else
379: value = xstrdup("");
380:
1.73 nicm 381: if (!quiet) {
382: if (remove)
383: log_debug("%s override: %s@", name, s);
384: else if (*value == '\0')
385: log_debug("%s override: %s", name, s);
386: else
387: log_debug("%s override: %s=%s", name, s, value);
388: }
1.49 nicm 389:
390: for (i = 0; i < tty_term_ncodes(); i++) {
391: ent = &tty_term_codes[i];
392: if (strcmp(s, ent->name) != 0)
1.5 nicm 393: continue;
1.49 nicm 394: code = &term->codes[i];
1.5 nicm 395:
1.49 nicm 396: if (remove) {
397: code->type = TTYCODE_NONE;
398: continue;
399: }
400: switch (ent->type) {
401: case TTYCODE_NONE:
402: break;
403: case TTYCODE_STRING:
404: if (code->type == TTYCODE_STRING)
405: free(code->value.string);
406: code->value.string = xstrdup(value);
407: code->type = ent->type;
408: break;
409: case TTYCODE_NUMBER:
410: n = strtonum(value, 0, INT_MAX, &errstr);
411: if (errstr != NULL)
1.5 nicm 412: break;
1.49 nicm 413: code->value.number = n;
414: code->type = ent->type;
415: break;
416: case TTYCODE_FLAG:
417: code->value.flag = 1;
418: code->type = ent->type;
419: break;
1.5 nicm 420: }
1.49 nicm 421: }
1.5 nicm 422:
1.49 nicm 423: free(value);
1.1 nicm 424: }
425: }
426:
1.75 nicm 427: void
428: tty_term_apply_overrides(struct tty_term *term)
429: {
430: struct options_entry *o;
431: struct options_array_item *a;
432: union options_value *ov;
433: const char *s;
434: size_t offset;
435: char *first;
436:
437: o = options_get_only(global_options, "terminal-overrides");
438: a = options_array_first(o);
439: while (a != NULL) {
440: ov = options_array_item_value(a);
441: s = ov->string;
442:
443: offset = 0;
444: first = tty_term_override_next(s, &offset);
445: if (first != NULL && fnmatch(first, term->name, 0) == 0)
446: tty_term_apply(term, s + offset, 0);
447: a = options_array_next(a);
448: }
449: }
450:
1.1 nicm 451: struct tty_term *
1.73 nicm 452: tty_term_create(struct tty *tty, char *name, int *feat, int fd, char **cause)
1.1 nicm 453: {
1.19 nicm 454: struct tty_term *term;
455: const struct tty_term_code_entry *ent;
456: struct tty_code *code;
1.49 nicm 457: struct options_entry *o;
1.61 nicm 458: struct options_array_item *a;
1.62 nicm 459: union options_value *ov;
1.61 nicm 460: u_int i;
1.19 nicm 461: int n, error;
1.48 nicm 462: const char *s, *acs;
1.73 nicm 463: size_t offset;
464: char *first;
1.1 nicm 465:
1.73 nicm 466: log_debug("adding term %s", name);
1.1 nicm 467:
1.73 nicm 468: term = xcalloc(1, sizeof *term);
469: term->tty = tty;
1.1 nicm 470: term->name = xstrdup(name);
1.47 nicm 471: term->codes = xcalloc(tty_term_ncodes(), sizeof *term->codes);
1.20 nicm 472: LIST_INSERT_HEAD(&tty_terms, term, entry);
1.1 nicm 473:
1.3 nicm 474: /* Set up curses terminal. */
1.1 nicm 475: if (setupterm(name, fd, &error) != OK) {
476: switch (error) {
1.4 matthieu 477: case 1:
1.43 nicm 478: xasprintf(cause, "can't use hardcopy terminal: %s",
479: name);
1.4 matthieu 480: break;
1.1 nicm 481: case 0:
1.43 nicm 482: xasprintf(cause, "missing or unsuitable terminal: %s",
483: name);
1.1 nicm 484: break;
1.4 matthieu 485: case -1:
1.1 nicm 486: xasprintf(cause, "can't find terminfo database");
487: break;
488: default:
489: xasprintf(cause, "unknown error");
490: break;
491: }
492: goto error;
493: }
494:
495: /* Fill in codes. */
1.38 nicm 496: for (i = 0; i < tty_term_ncodes(); i++) {
1.1 nicm 497: ent = &tty_term_codes[i];
498:
1.38 nicm 499: code = &term->codes[i];
1.1 nicm 500: code->type = TTYCODE_NONE;
501: switch (ent->type) {
502: case TTYCODE_NONE:
503: break;
504: case TTYCODE_STRING:
505: s = tigetstr((char *) ent->name);
506: if (s == NULL || s == (char *) -1)
507: break;
508: code->type = TTYCODE_STRING;
509: code->value.string = tty_term_strip(s);
510: break;
511: case TTYCODE_NUMBER:
512: n = tigetnum((char *) ent->name);
513: if (n == -1 || n == -2)
514: break;
515: code->type = TTYCODE_NUMBER;
516: code->value.number = n;
517: break;
518: case TTYCODE_FLAG:
519: n = tigetflag((char *) ent->name);
520: if (n == -1)
521: break;
522: code->type = TTYCODE_FLAG;
1.40 nicm 523: code->value.flag = n;
1.1 nicm 524: break;
525: }
526: }
1.33 nicm 527:
1.73 nicm 528: /* Apply terminal features. */
529: o = options_get_only(global_options, "terminal-features");
530: a = options_array_first(o);
531: while (a != NULL) {
532: ov = options_array_item_value(a);
533: s = ov->string;
534:
535: offset = 0;
536: first = tty_term_override_next(s, &offset);
537: if (first != NULL && fnmatch(first, term->name, 0) == 0)
538: tty_add_features(feat, s + offset, ":");
539: a = options_array_next(a);
540: }
541:
1.3 nicm 542: /* Delete curses data. */
1.1 nicm 543: del_curterm(cur_term);
544:
1.76 nicm 545: /* Apply overrides so any capabilities used for features are changed. */
546: tty_term_apply_overrides(term);
547:
1.1 nicm 548: /* These are always required. */
549: if (!tty_term_has(term, TTYC_CLEAR)) {
550: xasprintf(cause, "terminal does not support clear");
551: goto error;
552: }
553: if (!tty_term_has(term, TTYC_CUP)) {
554: xasprintf(cause, "terminal does not support cup");
555: goto error;
556: }
557:
1.80 nicm 558: /*
559: * If TERM has XT or clear starts with CSI then it is safe to assume
560: * the terminal is derived from the VT100. This controls whether device
561: * attributes requests are sent to get more information.
562: *
563: * This is a bit of a hack but there aren't that many alternatives.
564: * Worst case tmux will just fall back to using whatever terminfo(5)
565: * says without trying to correct anything that is missing.
566: *
567: * Also add few features that VT100-like terminals should either
568: * support or safely ignore.
569: */
570: s = tty_term_string(term, TTYC_CLEAR);
571: if (tty_term_flag(term, TTYC_XT) || strncmp(s, "\033[", 2) == 0) {
572: term->flags |= TERM_VT100LIKE;
573: tty_add_features(feat, "bpaste,focus,title", ",");
1.1 nicm 574: }
575:
1.73 nicm 576: /* Add RGB feature if terminal has RGB colours. */
577: if ((tty_term_flag(term, TTYC_TC) || tty_term_has(term, TTYC_RGB)) &&
578: (!tty_term_has(term, TTYC_SETRGBF) ||
579: !tty_term_has(term, TTYC_SETRGBB)))
1.78 nicm 580: tty_add_features(feat, "RGB", ",");
1.85 ! nicm 581: if (tty_term_has(term, TTYC_SETRGBF) &&
! 582: tty_term_has(term, TTYC_SETRGBB))
! 583: term->flags |= TERM_RGBCOLOURS;
1.73 nicm 584:
1.76 nicm 585: /* Apply the features and overrides again. */
1.73 nicm 586: tty_apply_features(term, *feat);
1.75 nicm 587: tty_term_apply_overrides(term);
1.71 nicm 588:
1.1 nicm 589: /*
1.82 nicm 590: * Terminals without am (auto right margin) wrap at at $COLUMNS - 1
1.1 nicm 591: * rather than $COLUMNS (the cursor can never be beyond $COLUMNS - 1).
592: *
1.82 nicm 593: * Terminals without xenl (eat newline glitch) ignore a newline beyond
594: * the right edge of the terminal, but tmux doesn't care about this -
595: * it always uses absolute only moves the cursor with a newline when
596: * also sending a linefeed.
597: *
598: * This is irritating, most notably because it is painful to write to
599: * the very bottom-right of the screen without scrolling.
1.1 nicm 600: *
601: * Flag the terminal here and apply some workarounds in other places to
602: * do the best possible.
603: */
1.82 nicm 604: if (!tty_term_flag(term, TTYC_AM))
605: term->flags |= TERM_NOAM;
1.18 nicm 606:
607: /* Generate ACS table. If none is present, use nearest ASCII. */
608: memset(term->acs, 0, sizeof term->acs);
609: if (tty_term_has(term, TTYC_ACSC))
610: acs = tty_term_string(term, TTYC_ACSC);
611: else
612: acs = "a#j+k+l+m+n+o-p-q-r-s-t+u+v+w+x|y<z>~.";
613: for (; acs[0] != '\0' && acs[1] != '\0'; acs += 2)
614: term->acs[(u_char) acs[0]][0] = acs[1];
1.22 nicm 615:
1.71 nicm 616: /* Log the capabilities. */
1.56 nicm 617: for (i = 0; i < tty_term_ncodes(); i++)
618: log_debug("%s%s", name, tty_term_describe(term, i));
1.55 nicm 619:
1.1 nicm 620: return (term);
621:
622: error:
623: tty_term_free(term);
624: return (NULL);
625: }
626:
627: void
628: tty_term_free(struct tty_term *term)
629: {
630: u_int i;
631:
1.73 nicm 632: log_debug("removing term %s", term->name);
1.1 nicm 633:
1.38 nicm 634: for (i = 0; i < tty_term_ncodes(); i++) {
1.1 nicm 635: if (term->codes[i].type == TTYCODE_STRING)
1.29 nicm 636: free(term->codes[i].value.string);
1.1 nicm 637: }
1.38 nicm 638: free(term->codes);
639:
1.73 nicm 640: LIST_REMOVE(term, entry);
1.29 nicm 641: free(term->name);
642: free(term);
1.1 nicm 643: }
644:
645: int
646: tty_term_has(struct tty_term *term, enum tty_code_code code)
647: {
648: return (term->codes[code].type != TTYCODE_NONE);
649: }
650:
651: const char *
652: tty_term_string(struct tty_term *term, enum tty_code_code code)
653: {
654: if (!tty_term_has(term, code))
655: return ("");
656: if (term->codes[code].type != TTYCODE_STRING)
1.42 nicm 657: fatalx("not a string: %d", code);
1.1 nicm 658: return (term->codes[code].value.string);
659: }
660:
661: const char *
662: tty_term_string1(struct tty_term *term, enum tty_code_code code, int a)
663: {
664: return (tparm((char *) tty_term_string(term, code), a));
665: }
666:
667: const char *
668: tty_term_string2(struct tty_term *term, enum tty_code_code code, int a, int b)
1.23 nicm 669: {
670: return (tparm((char *) tty_term_string(term, code), a, b));
1.55 nicm 671: }
672:
673: const char *
1.69 nicm 674: tty_term_string3(struct tty_term *term, enum tty_code_code code, int a, int b,
675: int c)
1.55 nicm 676: {
677: return (tparm((char *) tty_term_string(term, code), a, b, c));
1.24 nicm 678: }
679:
680: const char *
681: tty_term_ptr1(struct tty_term *term, enum tty_code_code code, const void *a)
682: {
683: return (tparm((char *) tty_term_string(term, code), a));
1.23 nicm 684: }
685:
686: const char *
1.34 nicm 687: tty_term_ptr2(struct tty_term *term, enum tty_code_code code, const void *a,
688: const void *b)
1.1 nicm 689: {
690: return (tparm((char *) tty_term_string(term, code), a, b));
691: }
692:
693: int
694: tty_term_number(struct tty_term *term, enum tty_code_code code)
695: {
696: if (!tty_term_has(term, code))
697: return (0);
698: if (term->codes[code].type != TTYCODE_NUMBER)
1.42 nicm 699: fatalx("not a number: %d", code);
1.1 nicm 700: return (term->codes[code].value.number);
701: }
702:
703: int
704: tty_term_flag(struct tty_term *term, enum tty_code_code code)
705: {
706: if (!tty_term_has(term, code))
707: return (0);
708: if (term->codes[code].type != TTYCODE_FLAG)
1.42 nicm 709: fatalx("not a flag: %d", code);
1.1 nicm 710: return (term->codes[code].value.flag);
1.38 nicm 711: }
712:
713: const char *
714: tty_term_describe(struct tty_term *term, enum tty_code_code code)
715: {
716: static char s[256];
717: char out[128];
718:
719: switch (term->codes[code].type) {
720: case TTYCODE_NONE:
721: xsnprintf(s, sizeof s, "%4u: %s: [missing]",
722: code, tty_term_codes[code].name);
723: break;
724: case TTYCODE_STRING:
725: strnvis(out, term->codes[code].value.string, sizeof out,
1.65 nicm 726: VIS_OCTAL|VIS_CSTYLE|VIS_TAB|VIS_NL);
1.38 nicm 727: xsnprintf(s, sizeof s, "%4u: %s: (string) %s",
728: code, tty_term_codes[code].name,
729: out);
730: break;
731: case TTYCODE_NUMBER:
732: xsnprintf(s, sizeof s, "%4u: %s: (number) %d",
733: code, tty_term_codes[code].name,
734: term->codes[code].value.number);
735: break;
736: case TTYCODE_FLAG:
737: xsnprintf(s, sizeof s, "%4u: %s: (flag) %s",
738: code, tty_term_codes[code].name,
739: term->codes[code].value.flag ? "true" : "false");
740: break;
741: }
742: return (s);
1.1 nicm 743: }