Commit | Line | Data |
---|---|---|
60de5df9 | 1 | /* |
46e9ea25 KB |
2 | * Copyright (c) 1983 Regents of the University of California. |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
5e8b0e60 KB |
6 | * provided that the above copyright notice and this paragraph are |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
60de5df9 EW |
16 | */ |
17 | ||
46e9ea25 | 18 | #ifndef lint |
7bb29073 | 19 | static char sccsid[] = "@(#)ttgeneric.c 3.37 (Berkeley) %G%"; |
46e9ea25 KB |
20 | #endif /* not lint */ |
21 | ||
73f690a1 | 22 | #include "ww.h" |
fff1d01b | 23 | #include "tt.h" |
73f690a1 | 24 | |
769cbf09 EW |
25 | char PC, *BC, *UP; |
26 | short ospeed; | |
94c16993 | 27 | |
a6a7cd35 | 28 | /* normal frame */ |
a830e8bb | 29 | short gen_frame[16] = { |
73f690a1 EW |
30 | ' ', '|', '-', '+', |
31 | '|', '|', '+', '+', | |
fff1d01b | 32 | '-', '+', '-', '+', |
73f690a1 EW |
33 | '+', '+', '+', '+' |
34 | }; | |
35 | ||
a6a7cd35 EW |
36 | /* ANSI graphics frame */ |
37 | #define G (WWM_GRP << WWC_MSHIFT) | |
38 | short ansi_frame[16] = { | |
39 | ' ', 'x'|G, 'Q'|G, 'm'|G, | |
40 | 'x'|G, 'x'|G, 'l'|G, 't'|G, | |
41 | 'q'|G, 'j'|G, 'q'|G, 'v'|G, | |
42 | 'k'|G, 'u'|G, 'w'|G, 'n'|G | |
43 | }; | |
b16d80c6 EW |
44 | struct tt_str ansi_AS = { |
45 | "\033(0", 3 | |
46 | }; | |
a6a7cd35 | 47 | |
f6af6d5e | 48 | struct tt_str *gen_PC; |
e1daf7d6 EW |
49 | struct tt_str *gen_CM; |
50 | struct tt_str *gen_IM; | |
51 | struct tt_str *gen_IC; | |
52 | struct tt_str *gen_IP; | |
53 | struct tt_str *gen_EI; | |
54 | struct tt_str *gen_DC; | |
55 | struct tt_str *gen_AL; | |
56 | struct tt_str *gen_DL; | |
57 | struct tt_str *gen_CE; | |
58 | struct tt_str *gen_CD; | |
59 | struct tt_str *gen_CL; | |
60 | struct tt_str *gen_VS; | |
61 | struct tt_str *gen_VE; | |
62 | struct tt_str *gen_TI; | |
63 | struct tt_str *gen_TE; | |
64 | struct tt_str *gen_SO; | |
65 | struct tt_str *gen_SE; | |
66 | struct tt_str *gen_US; | |
67 | struct tt_str *gen_UE; | |
f6af6d5e EW |
68 | struct tt_str *gen_LE; |
69 | struct tt_str *gen_ND; | |
e1daf7d6 | 70 | struct tt_str *gen_UP; |
f6af6d5e | 71 | struct tt_str *gen_DO; |
e1daf7d6 | 72 | struct tt_str *gen_BC; |
e1daf7d6 | 73 | struct tt_str *gen_NL; |
16ea9636 | 74 | struct tt_str *gen_CR; |
f6af6d5e | 75 | struct tt_str *gen_HO; |
e1daf7d6 EW |
76 | struct tt_str *gen_AS; |
77 | struct tt_str *gen_AE; | |
a6833679 EW |
78 | struct tt_str *gen_XS; |
79 | struct tt_str *gen_XE; | |
16ea9636 EW |
80 | struct tt_str *gen_SF; |
81 | struct tt_str *gen_SR; | |
82 | struct tt_str *gen_CS; | |
745d1a08 EW |
83 | char gen_MI; |
84 | char gen_MS; | |
85 | char gen_AM; | |
86 | char gen_OS; | |
87 | char gen_BS; | |
16ea9636 | 88 | char gen_DA; |
377a2410 | 89 | char gen_DB; |
df7b254b | 90 | char gen_NS; |
b16d80c6 | 91 | char gen_XN; |
745d1a08 EW |
92 | int gen_CO; |
93 | int gen_LI; | |
3babdf29 EW |
94 | int gen_UG; |
95 | int gen_SG; | |
745d1a08 | 96 | |
73f690a1 EW |
97 | gen_setinsert(new) |
98 | char new; | |
99 | { | |
745d1a08 EW |
100 | if (new) { |
101 | if (gen_IM) | |
e1daf7d6 | 102 | ttxputs(gen_IM); |
745d1a08 EW |
103 | } else |
104 | if (gen_EI) | |
e1daf7d6 | 105 | ttxputs(gen_EI); |
3130283e | 106 | tt.tt_insert = new; |
73f690a1 EW |
107 | } |
108 | ||
109 | gen_setmodes(new) | |
745d1a08 | 110 | register new; |
73f690a1 | 111 | { |
745d1a08 EW |
112 | register diff; |
113 | ||
3130283e | 114 | diff = new ^ tt.tt_modes; |
745d1a08 EW |
115 | if (diff & WWM_REV) { |
116 | if (new & WWM_REV) { | |
117 | if (gen_SO) | |
e1daf7d6 | 118 | ttxputs(gen_SO); |
745d1a08 EW |
119 | } else |
120 | if (gen_SE) | |
e1daf7d6 | 121 | ttxputs(gen_SE); |
745d1a08 EW |
122 | } |
123 | if (diff & WWM_UL) { | |
124 | if (new & WWM_UL) { | |
125 | if (gen_US) | |
e1daf7d6 | 126 | ttxputs(gen_US); |
745d1a08 EW |
127 | } else |
128 | if (gen_UE) | |
e1daf7d6 | 129 | ttxputs(gen_UE); |
745d1a08 | 130 | } |
a830e8bb EW |
131 | if (diff & WWM_GRP) { |
132 | if (new & WWM_GRP) { | |
a64e9887 | 133 | if (gen_AS) |
e1daf7d6 | 134 | ttxputs(gen_AS); |
a830e8bb | 135 | } else |
a64e9887 | 136 | if (gen_AE) |
e1daf7d6 | 137 | ttxputs(gen_AE); |
a830e8bb | 138 | } |
a6833679 EW |
139 | if (diff & WWM_USR) { |
140 | if (new & WWM_USR) { | |
141 | if (gen_XS) | |
142 | ttxputs(gen_XS); | |
143 | } else | |
144 | if (gen_XE) | |
145 | ttxputs(gen_XE); | |
146 | } | |
3130283e | 147 | tt.tt_modes = new; |
73f690a1 EW |
148 | } |
149 | ||
150 | gen_insline() | |
151 | { | |
3130283e EW |
152 | if (tt.tt_modes) /* for concept 100 */ |
153 | gen_setmodes(0); | |
745d1a08 | 154 | if (gen_AL) |
b1189050 | 155 | tttputs(gen_AL, gen_LI - tt.tt_row); |
73f690a1 EW |
156 | } |
157 | ||
158 | gen_delline() | |
159 | { | |
3130283e EW |
160 | if (tt.tt_modes) /* for concept 100 */ |
161 | gen_setmodes(0); | |
745d1a08 | 162 | if (gen_DL) |
b1189050 | 163 | tttputs(gen_DL, gen_LI - tt.tt_row); |
73f690a1 EW |
164 | } |
165 | ||
166 | gen_putc(c) | |
167 | register char c; | |
168 | { | |
3130283e EW |
169 | if (tt.tt_ninsert != tt.tt_insert) |
170 | gen_setinsert(tt.tt_ninsert); | |
171 | if (tt.tt_nmodes != tt.tt_modes) | |
172 | gen_setmodes(tt.tt_nmodes); | |
173 | if (tt.tt_insert) { | |
745d1a08 | 174 | if (gen_IC) |
b1189050 EW |
175 | tttputs(gen_IC, gen_CO - tt.tt_col); |
176 | ttputc(c); | |
745d1a08 | 177 | if (gen_IP) |
b1189050 | 178 | tttputs(gen_IP, gen_CO - tt.tt_col); |
745d1a08 | 179 | } else |
b1189050 | 180 | ttputc(c); |
3130283e | 181 | if (++tt.tt_col == gen_CO) |
b16d80c6 EW |
182 | if (gen_XN) |
183 | tt.tt_col = tt.tt_row = -10; | |
184 | else if (gen_AM) | |
3130283e | 185 | tt.tt_col = 0, tt.tt_row++; |
5e785082 | 186 | else |
3130283e | 187 | tt.tt_col--; |
73f690a1 EW |
188 | } |
189 | ||
3130283e | 190 | gen_write(p, n) |
e1daf7d6 EW |
191 | register char *p; |
192 | register n; | |
73f690a1 | 193 | { |
3130283e EW |
194 | if (tt.tt_ninsert != tt.tt_insert) |
195 | gen_setinsert(tt.tt_ninsert); | |
196 | if (tt.tt_nmodes != tt.tt_modes) | |
197 | gen_setmodes(tt.tt_nmodes); | |
e1daf7d6 | 198 | if (tt.tt_insert && (gen_IC || gen_IP)) { |
73f690a1 | 199 | while (--n >= 0) { |
745d1a08 | 200 | if (gen_IC) |
b1189050 EW |
201 | tttputs(gen_IC, gen_CO - tt.tt_col); |
202 | ttputc(*p++); | |
745d1a08 | 203 | if (gen_IP) |
b1189050 | 204 | tttputs(gen_IP, gen_CO - tt.tt_col); |
3130283e | 205 | tt.tt_col++; |
73f690a1 EW |
206 | } |
207 | } else { | |
3130283e | 208 | tt.tt_col += n; |
e1daf7d6 | 209 | ttwrite(p, n); |
73f690a1 | 210 | } |
3130283e | 211 | if (tt.tt_col == gen_CO) |
b16d80c6 EW |
212 | if (gen_XN) |
213 | tt.tt_col = tt.tt_row = -10; | |
214 | else if (gen_AM) | |
3130283e | 215 | tt.tt_col = 0, tt.tt_row++; |
5e785082 | 216 | else |
3130283e | 217 | tt.tt_col--; |
73f690a1 EW |
218 | } |
219 | ||
220 | gen_move(row, col) | |
1306887c | 221 | register int row, col; |
73f690a1 | 222 | { |
3130283e | 223 | if (tt.tt_row == row && tt.tt_col == col) |
745d1a08 | 224 | return; |
3130283e EW |
225 | if (!gen_MI && tt.tt_insert) |
226 | gen_setinsert(0); | |
227 | if (!gen_MS && tt.tt_modes) | |
228 | gen_setmodes(0); | |
16ea9636 EW |
229 | if (row < tt.tt_scroll_top || row > tt.tt_scroll_bot) |
230 | gen_setscroll(tt.tt_nrow - 1, 0); | |
3130283e | 231 | if (tt.tt_row == row) { |
16ea9636 EW |
232 | if (col == 0) { |
233 | ttxputs(gen_CR); | |
234 | goto out; | |
235 | } | |
3130283e | 236 | if (tt.tt_col == col - 1) { |
745d1a08 | 237 | if (gen_ND) { |
e1daf7d6 | 238 | ttxputs(gen_ND); |
745d1a08 EW |
239 | goto out; |
240 | } | |
3130283e | 241 | } else if (tt.tt_col == col + 1) { |
f6af6d5e EW |
242 | if (gen_LE) { |
243 | ttxputs(gen_LE); | |
745d1a08 EW |
244 | goto out; |
245 | } | |
73f690a1 EW |
246 | } |
247 | } | |
3130283e EW |
248 | if (tt.tt_col == col) { |
249 | if (tt.tt_row == row + 1) { | |
745d1a08 | 250 | if (gen_UP) { |
e1daf7d6 | 251 | ttxputs(gen_UP); |
745d1a08 EW |
252 | goto out; |
253 | } | |
f6af6d5e EW |
254 | } else if (tt.tt_row == row - 1) { |
255 | ttxputs(gen_DO); | |
e1daf7d6 | 256 | goto out; |
73f690a1 EW |
257 | } |
258 | } | |
745d1a08 | 259 | if (gen_HO && col == 0 && row == 0) { |
e1daf7d6 | 260 | ttxputs(gen_HO); |
73f690a1 EW |
261 | goto out; |
262 | } | |
e1daf7d6 | 263 | tttgoto(gen_CM, col, row); |
73f690a1 | 264 | out: |
3130283e EW |
265 | tt.tt_col = col; |
266 | tt.tt_row = row; | |
73f690a1 EW |
267 | } |
268 | ||
269 | gen_init() | |
73f690a1 | 270 | { |
745d1a08 | 271 | if (gen_VS) |
e1daf7d6 | 272 | ttxputs(gen_VS); |
7d9e29c8 | 273 | if (gen_TI) |
e1daf7d6 EW |
274 | ttxputs(gen_TI); |
275 | ttxputs(gen_CL); | |
3130283e EW |
276 | tt.tt_col = tt.tt_row = 0; |
277 | tt.tt_ninsert = tt.tt_insert = 0; | |
278 | tt.tt_nmodes = tt.tt_modes = 0; | |
73f690a1 EW |
279 | } |
280 | ||
fff1d01b | 281 | gen_end() |
73f690a1 | 282 | { |
7d9e29c8 | 283 | if (gen_TE) |
e1daf7d6 | 284 | ttxputs(gen_TE); |
745d1a08 | 285 | if (gen_VE) |
e1daf7d6 | 286 | ttxputs(gen_VE); |
73f690a1 EW |
287 | } |
288 | ||
289 | gen_clreol() | |
290 | { | |
3130283e EW |
291 | if (tt.tt_modes) /* for concept 100 */ |
292 | gen_setmodes(0); | |
e1daf7d6 | 293 | tttputs(gen_CE, gen_CO - tt.tt_col); |
73f690a1 EW |
294 | } |
295 | ||
296 | gen_clreos() | |
297 | { | |
3130283e EW |
298 | if (tt.tt_modes) /* for concept 100 */ |
299 | gen_setmodes(0); | |
e1daf7d6 | 300 | tttputs(gen_CD, gen_LI - tt.tt_row); |
73f690a1 EW |
301 | } |
302 | ||
303 | gen_clear() | |
304 | { | |
3130283e EW |
305 | if (tt.tt_modes) /* for concept 100 */ |
306 | gen_setmodes(0); | |
e1daf7d6 | 307 | ttxputs(gen_CL); |
73f690a1 EW |
308 | } |
309 | ||
310 | gen_delchar() | |
311 | { | |
e1daf7d6 | 312 | tttputs(gen_DC, gen_CO - tt.tt_col); |
73f690a1 EW |
313 | } |
314 | ||
16ea9636 EW |
315 | gen_scroll_down() |
316 | { | |
317 | gen_move(tt.tt_scroll_bot, 0); | |
318 | ttxputs(gen_SF); | |
319 | } | |
320 | ||
321 | gen_scroll_up() | |
322 | { | |
323 | gen_move(tt.tt_scroll_top, 0); | |
324 | ttxputs(gen_SR); | |
325 | } | |
326 | ||
327 | gen_setscroll(top, bot) | |
328 | { | |
329 | tttgoto(gen_CS, bot, top); | |
330 | tt.tt_scroll_top = top; | |
331 | tt.tt_scroll_bot = bot; | |
332 | tt.tt_row = tt.tt_col = -10; | |
333 | } | |
334 | ||
73f690a1 EW |
335 | tt_generic() |
336 | { | |
e1daf7d6 EW |
337 | gen_PC = tttgetstr("pc"); |
338 | PC = gen_PC ? *gen_PC->ts_str : 0; | |
339 | ospeed = wwoldtty.ww_sgttyb.sg_ospeed; | |
340 | ||
b1189050 EW |
341 | gen_CM = ttxgetstr("cm"); /* may not work */ |
342 | gen_IM = ttxgetstr("im"); | |
343 | gen_IC = tttgetstr("ic"); | |
344 | gen_IP = tttgetstr("ip"); | |
345 | gen_EI = ttxgetstr("ei"); | |
346 | gen_DC = tttgetstr("dc"); | |
347 | gen_AL = tttgetstr("al"); | |
348 | gen_DL = tttgetstr("dl"); | |
349 | gen_CE = tttgetstr("ce"); | |
350 | gen_CD = tttgetstr("cd"); | |
351 | gen_CL = ttxgetstr("cl"); | |
352 | gen_VS = ttxgetstr("vs"); | |
353 | gen_VE = ttxgetstr("ve"); | |
354 | gen_TI = ttxgetstr("ti"); | |
355 | gen_TE = ttxgetstr("te"); | |
356 | gen_SO = ttxgetstr("so"); | |
357 | gen_SE = ttxgetstr("se"); | |
358 | gen_US = ttxgetstr("us"); | |
359 | gen_UE = ttxgetstr("ue"); | |
f6af6d5e EW |
360 | gen_LE = ttxgetstr("le"); |
361 | gen_ND = ttxgetstr("nd"); | |
b1189050 | 362 | gen_UP = ttxgetstr("up"); |
f6af6d5e | 363 | gen_DO = ttxgetstr("do"); |
b1189050 | 364 | gen_BC = ttxgetstr("bc"); |
b1189050 | 365 | gen_NL = ttxgetstr("nl"); |
16ea9636 | 366 | gen_CR = ttxgetstr("cr"); |
f6af6d5e | 367 | gen_HO = ttxgetstr("ho"); |
b1189050 EW |
368 | gen_AS = ttxgetstr("as"); |
369 | gen_AE = ttxgetstr("ae"); | |
a6833679 EW |
370 | gen_XS = ttxgetstr("XS"); |
371 | gen_XE = ttxgetstr("XE"); | |
16ea9636 EW |
372 | gen_SF = ttxgetstr("sf"); |
373 | gen_SR = ttxgetstr("sr"); | |
374 | gen_CS = ttxgetstr("cs"); | |
745d1a08 EW |
375 | gen_MI = tgetflag("mi"); |
376 | gen_MS = tgetflag("ms"); | |
377 | gen_AM = tgetflag("am"); | |
378 | gen_OS = tgetflag("os"); | |
379 | gen_BS = tgetflag("bs"); | |
16ea9636 | 380 | gen_DA = tgetflag("da"); |
377a2410 | 381 | gen_DB = tgetflag("db"); |
df7b254b | 382 | gen_NS = tgetflag("ns"); |
b16d80c6 | 383 | gen_XN = tgetflag("xn"); |
745d1a08 EW |
384 | gen_CO = tgetnum("co"); |
385 | gen_LI = tgetnum("li"); | |
3babdf29 EW |
386 | gen_UG = tgetnum("ug"); |
387 | gen_SG = tgetnum("sg"); | |
16ea9636 EW |
388 | if (gen_CL == 0 || gen_OS || gen_CM == 0) |
389 | return -1; | |
745d1a08 | 390 | |
f6af6d5e EW |
391 | /* |
392 | * Deal with obsolete termcap fields. | |
393 | */ | |
394 | if (gen_LE == 0) | |
395 | if (gen_BC) | |
396 | gen_LE = gen_BC; | |
397 | else if (gen_BS) { | |
398 | static struct tt_str bc = { "\b", 1 }; | |
399 | gen_BC = &bc; | |
400 | } | |
e1daf7d6 EW |
401 | if (gen_NL == 0) { |
402 | static struct tt_str nl = { "\n", 1 }; | |
403 | gen_NL = &nl; | |
404 | } | |
f6af6d5e EW |
405 | if (gen_DO == 0) |
406 | gen_DO = gen_NL; | |
16ea9636 EW |
407 | if (gen_CR == 0) { |
408 | static struct tt_str cr = { "\r", 1 }; | |
409 | gen_CR = &cr; | |
410 | } | |
f6af6d5e EW |
411 | /* |
412 | * Most terminal will scroll with "nl", but very few specify "sf". | |
413 | * We shouldn't use "do" here. | |
414 | */ | |
16ea9636 EW |
415 | if (gen_SF == 0 && !gen_NS) |
416 | gen_SF = gen_NL; | |
f6af6d5e | 417 | BC = gen_LE ? gen_LE->ts_str : 0; |
e1daf7d6 | 418 | UP = gen_UP ? gen_UP->ts_str : 0; |
f6af6d5e EW |
419 | /* |
420 | * Fix up display attributes that we can't handle, or don't | |
421 | * really exist. | |
422 | */ | |
423 | if (gen_SG > 0) | |
424 | gen_SO = 0; | |
425 | if (gen_UG > 0 || gen_US && gen_SO && ttstrcmp(gen_US, gen_SO) == 0) | |
426 | gen_US = 0; | |
745d1a08 | 427 | |
745d1a08 EW |
428 | if (gen_DC) |
429 | tt.tt_delchar = gen_delchar; | |
430 | if (gen_AL) | |
431 | tt.tt_insline = gen_insline; | |
432 | if (gen_DL) | |
433 | tt.tt_delline = gen_delline; | |
434 | if (gen_CE) | |
435 | tt.tt_clreol = gen_clreol; | |
436 | if (gen_CD) | |
437 | tt.tt_clreos = gen_clreos; | |
16ea9636 EW |
438 | if (gen_SF) |
439 | tt.tt_scroll_down = gen_scroll_down; | |
440 | /* | |
441 | * Don't allow scroll_up if da or db but not cs. | |
442 | * See comment in wwscroll.c. | |
443 | */ | |
444 | if (gen_SR && (gen_CS || !gen_DA && !gen_DB)) | |
445 | tt.tt_scroll_up = gen_scroll_up; | |
446 | if (gen_CS) | |
447 | tt.tt_setscroll = gen_setscroll; | |
5e785082 EW |
448 | if (gen_SO) |
449 | tt.tt_availmodes |= WWM_REV; | |
450 | if (gen_US) | |
451 | tt.tt_availmodes |= WWM_UL; | |
a64e9887 EW |
452 | if (gen_AS) |
453 | tt.tt_availmodes |= WWM_GRP; | |
a6833679 EW |
454 | if (gen_XS) |
455 | tt.tt_availmodes |= WWM_USR; | |
7bb29073 | 456 | tt.tt_hasinsert = gen_IM || gen_IC; |
5e785082 | 457 | tt.tt_wrap = gen_AM; |
377a2410 | 458 | tt.tt_retain = gen_DB; |
745d1a08 | 459 | tt.tt_ncol = gen_CO; |
745d1a08 | 460 | tt.tt_nrow = gen_LI; |
73f690a1 | 461 | tt.tt_init = gen_init; |
fff1d01b | 462 | tt.tt_end = gen_end; |
73f690a1 EW |
463 | tt.tt_write = gen_write; |
464 | tt.tt_putc = gen_putc; | |
745d1a08 | 465 | tt.tt_move = gen_move; |
e1daf7d6 | 466 | tt.tt_clear = gen_clear; |
c1a57462 EW |
467 | tt.tt_setinsert = gen_setinsert; |
468 | tt.tt_setmodes = gen_setmodes; | |
b16d80c6 EW |
469 | tt.tt_frame = gen_AS && ttstrcmp(gen_AS, &ansi_AS) == 0 ? |
470 | ansi_frame : gen_frame; | |
73f690a1 EW |
471 | return 0; |
472 | } |