Commit | Line | Data |
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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 |
5e8b0e60 | 19 | static char sccsid[] = "@(#)ttgeneric.c 3.35 (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 | |
e1daf7d6 EW |
48 | struct tt_str *gen_CM; |
49 | struct tt_str *gen_IM; | |
50 | struct tt_str *gen_IC; | |
51 | struct tt_str *gen_IP; | |
52 | struct tt_str *gen_EI; | |
53 | struct tt_str *gen_DC; | |
54 | struct tt_str *gen_AL; | |
55 | struct tt_str *gen_DL; | |
56 | struct tt_str *gen_CE; | |
57 | struct tt_str *gen_CD; | |
58 | struct tt_str *gen_CL; | |
59 | struct tt_str *gen_VS; | |
60 | struct tt_str *gen_VE; | |
61 | struct tt_str *gen_TI; | |
62 | struct tt_str *gen_TE; | |
63 | struct tt_str *gen_SO; | |
64 | struct tt_str *gen_SE; | |
65 | struct tt_str *gen_US; | |
66 | struct tt_str *gen_UE; | |
67 | struct tt_str *gen_UP; | |
68 | struct tt_str *gen_PC; | |
69 | struct tt_str *gen_BC; | |
70 | struct tt_str *gen_ND; | |
71 | struct tt_str *gen_HO; | |
72 | struct tt_str *gen_NL; | |
16ea9636 | 73 | struct tt_str *gen_CR; |
e1daf7d6 EW |
74 | struct tt_str *gen_AS; |
75 | struct tt_str *gen_AE; | |
a6833679 EW |
76 | struct tt_str *gen_XS; |
77 | struct tt_str *gen_XE; | |
16ea9636 EW |
78 | struct tt_str *gen_SF; |
79 | struct tt_str *gen_SR; | |
80 | struct tt_str *gen_CS; | |
745d1a08 EW |
81 | char gen_MI; |
82 | char gen_MS; | |
83 | char gen_AM; | |
84 | char gen_OS; | |
85 | char gen_BS; | |
16ea9636 | 86 | char gen_DA; |
377a2410 | 87 | char gen_DB; |
df7b254b | 88 | char gen_NS; |
b16d80c6 | 89 | char gen_XN; |
745d1a08 EW |
90 | int gen_CO; |
91 | int gen_LI; | |
3babdf29 EW |
92 | int gen_UG; |
93 | int gen_SG; | |
745d1a08 | 94 | |
73f690a1 EW |
95 | gen_setinsert(new) |
96 | char new; | |
97 | { | |
745d1a08 EW |
98 | if (new) { |
99 | if (gen_IM) | |
e1daf7d6 | 100 | ttxputs(gen_IM); |
745d1a08 EW |
101 | } else |
102 | if (gen_EI) | |
e1daf7d6 | 103 | ttxputs(gen_EI); |
3130283e | 104 | tt.tt_insert = new; |
73f690a1 EW |
105 | } |
106 | ||
107 | gen_setmodes(new) | |
745d1a08 | 108 | register new; |
73f690a1 | 109 | { |
745d1a08 EW |
110 | register diff; |
111 | ||
3130283e | 112 | diff = new ^ tt.tt_modes; |
745d1a08 EW |
113 | if (diff & WWM_REV) { |
114 | if (new & WWM_REV) { | |
115 | if (gen_SO) | |
e1daf7d6 | 116 | ttxputs(gen_SO); |
745d1a08 EW |
117 | } else |
118 | if (gen_SE) | |
e1daf7d6 | 119 | ttxputs(gen_SE); |
745d1a08 EW |
120 | } |
121 | if (diff & WWM_UL) { | |
122 | if (new & WWM_UL) { | |
123 | if (gen_US) | |
e1daf7d6 | 124 | ttxputs(gen_US); |
745d1a08 EW |
125 | } else |
126 | if (gen_UE) | |
e1daf7d6 | 127 | ttxputs(gen_UE); |
745d1a08 | 128 | } |
a830e8bb EW |
129 | if (diff & WWM_GRP) { |
130 | if (new & WWM_GRP) { | |
a64e9887 | 131 | if (gen_AS) |
e1daf7d6 | 132 | ttxputs(gen_AS); |
a830e8bb | 133 | } else |
a64e9887 | 134 | if (gen_AE) |
e1daf7d6 | 135 | ttxputs(gen_AE); |
a830e8bb | 136 | } |
a6833679 EW |
137 | if (diff & WWM_USR) { |
138 | if (new & WWM_USR) { | |
139 | if (gen_XS) | |
140 | ttxputs(gen_XS); | |
141 | } else | |
142 | if (gen_XE) | |
143 | ttxputs(gen_XE); | |
144 | } | |
3130283e | 145 | tt.tt_modes = new; |
73f690a1 EW |
146 | } |
147 | ||
148 | gen_insline() | |
149 | { | |
3130283e EW |
150 | if (tt.tt_modes) /* for concept 100 */ |
151 | gen_setmodes(0); | |
745d1a08 | 152 | if (gen_AL) |
b1189050 | 153 | tttputs(gen_AL, gen_LI - tt.tt_row); |
73f690a1 EW |
154 | } |
155 | ||
156 | gen_delline() | |
157 | { | |
3130283e EW |
158 | if (tt.tt_modes) /* for concept 100 */ |
159 | gen_setmodes(0); | |
745d1a08 | 160 | if (gen_DL) |
b1189050 | 161 | tttputs(gen_DL, gen_LI - tt.tt_row); |
73f690a1 EW |
162 | } |
163 | ||
164 | gen_putc(c) | |
165 | register char c; | |
166 | { | |
3130283e EW |
167 | if (tt.tt_ninsert != tt.tt_insert) |
168 | gen_setinsert(tt.tt_ninsert); | |
169 | if (tt.tt_nmodes != tt.tt_modes) | |
170 | gen_setmodes(tt.tt_nmodes); | |
171 | if (tt.tt_insert) { | |
745d1a08 | 172 | if (gen_IC) |
b1189050 EW |
173 | tttputs(gen_IC, gen_CO - tt.tt_col); |
174 | ttputc(c); | |
745d1a08 | 175 | if (gen_IP) |
b1189050 | 176 | tttputs(gen_IP, gen_CO - tt.tt_col); |
745d1a08 | 177 | } else |
b1189050 | 178 | ttputc(c); |
3130283e | 179 | if (++tt.tt_col == gen_CO) |
b16d80c6 EW |
180 | if (gen_XN) |
181 | tt.tt_col = tt.tt_row = -10; | |
182 | else if (gen_AM) | |
3130283e | 183 | tt.tt_col = 0, tt.tt_row++; |
5e785082 | 184 | else |
3130283e | 185 | tt.tt_col--; |
73f690a1 EW |
186 | } |
187 | ||
3130283e | 188 | gen_write(p, n) |
e1daf7d6 EW |
189 | register char *p; |
190 | register n; | |
73f690a1 | 191 | { |
3130283e EW |
192 | if (tt.tt_ninsert != tt.tt_insert) |
193 | gen_setinsert(tt.tt_ninsert); | |
194 | if (tt.tt_nmodes != tt.tt_modes) | |
195 | gen_setmodes(tt.tt_nmodes); | |
e1daf7d6 | 196 | if (tt.tt_insert && (gen_IC || gen_IP)) { |
73f690a1 | 197 | while (--n >= 0) { |
745d1a08 | 198 | if (gen_IC) |
b1189050 EW |
199 | tttputs(gen_IC, gen_CO - tt.tt_col); |
200 | ttputc(*p++); | |
745d1a08 | 201 | if (gen_IP) |
b1189050 | 202 | tttputs(gen_IP, gen_CO - tt.tt_col); |
3130283e | 203 | tt.tt_col++; |
73f690a1 EW |
204 | } |
205 | } else { | |
3130283e | 206 | tt.tt_col += n; |
e1daf7d6 | 207 | ttwrite(p, n); |
73f690a1 | 208 | } |
3130283e | 209 | if (tt.tt_col == gen_CO) |
b16d80c6 EW |
210 | if (gen_XN) |
211 | tt.tt_col = tt.tt_row = -10; | |
212 | else if (gen_AM) | |
3130283e | 213 | tt.tt_col = 0, tt.tt_row++; |
5e785082 | 214 | else |
3130283e | 215 | tt.tt_col--; |
73f690a1 EW |
216 | } |
217 | ||
218 | gen_move(row, col) | |
1306887c | 219 | register int row, col; |
73f690a1 | 220 | { |
3130283e | 221 | if (tt.tt_row == row && tt.tt_col == col) |
745d1a08 | 222 | return; |
3130283e EW |
223 | if (!gen_MI && tt.tt_insert) |
224 | gen_setinsert(0); | |
225 | if (!gen_MS && tt.tt_modes) | |
226 | gen_setmodes(0); | |
16ea9636 EW |
227 | if (row < tt.tt_scroll_top || row > tt.tt_scroll_bot) |
228 | gen_setscroll(tt.tt_nrow - 1, 0); | |
3130283e | 229 | if (tt.tt_row == row) { |
16ea9636 EW |
230 | if (col == 0) { |
231 | ttxputs(gen_CR); | |
232 | goto out; | |
233 | } | |
3130283e | 234 | if (tt.tt_col == col - 1) { |
745d1a08 | 235 | if (gen_ND) { |
e1daf7d6 | 236 | ttxputs(gen_ND); |
745d1a08 EW |
237 | goto out; |
238 | } | |
3130283e | 239 | } else if (tt.tt_col == col + 1) { |
745d1a08 | 240 | if (gen_BC) { |
e1daf7d6 | 241 | ttxputs(gen_BC); |
745d1a08 EW |
242 | goto out; |
243 | } | |
73f690a1 EW |
244 | } |
245 | } | |
3130283e EW |
246 | if (tt.tt_col == col) { |
247 | if (tt.tt_row == row + 1) { | |
745d1a08 | 248 | if (gen_UP) { |
e1daf7d6 | 249 | ttxputs(gen_UP); |
745d1a08 EW |
250 | goto out; |
251 | } | |
3130283e | 252 | } else if (tt.tt_row == row + 1) { |
e1daf7d6 EW |
253 | ttxputs(gen_NL); |
254 | goto out; | |
73f690a1 EW |
255 | } |
256 | } | |
745d1a08 | 257 | if (gen_HO && col == 0 && row == 0) { |
e1daf7d6 | 258 | ttxputs(gen_HO); |
73f690a1 EW |
259 | goto out; |
260 | } | |
e1daf7d6 | 261 | tttgoto(gen_CM, col, row); |
73f690a1 | 262 | out: |
3130283e EW |
263 | tt.tt_col = col; |
264 | tt.tt_row = row; | |
73f690a1 EW |
265 | } |
266 | ||
267 | gen_init() | |
73f690a1 | 268 | { |
745d1a08 | 269 | if (gen_VS) |
e1daf7d6 | 270 | ttxputs(gen_VS); |
7d9e29c8 | 271 | if (gen_TI) |
e1daf7d6 EW |
272 | ttxputs(gen_TI); |
273 | ttxputs(gen_CL); | |
3130283e EW |
274 | tt.tt_col = tt.tt_row = 0; |
275 | tt.tt_ninsert = tt.tt_insert = 0; | |
276 | tt.tt_nmodes = tt.tt_modes = 0; | |
73f690a1 EW |
277 | } |
278 | ||
fff1d01b | 279 | gen_end() |
73f690a1 | 280 | { |
7d9e29c8 | 281 | if (gen_TE) |
e1daf7d6 | 282 | ttxputs(gen_TE); |
745d1a08 | 283 | if (gen_VE) |
e1daf7d6 | 284 | ttxputs(gen_VE); |
73f690a1 EW |
285 | } |
286 | ||
287 | gen_clreol() | |
288 | { | |
3130283e EW |
289 | if (tt.tt_modes) /* for concept 100 */ |
290 | gen_setmodes(0); | |
e1daf7d6 | 291 | tttputs(gen_CE, gen_CO - tt.tt_col); |
73f690a1 EW |
292 | } |
293 | ||
294 | gen_clreos() | |
295 | { | |
3130283e EW |
296 | if (tt.tt_modes) /* for concept 100 */ |
297 | gen_setmodes(0); | |
e1daf7d6 | 298 | tttputs(gen_CD, gen_LI - tt.tt_row); |
73f690a1 EW |
299 | } |
300 | ||
301 | gen_clear() | |
302 | { | |
3130283e EW |
303 | if (tt.tt_modes) /* for concept 100 */ |
304 | gen_setmodes(0); | |
e1daf7d6 | 305 | ttxputs(gen_CL); |
73f690a1 EW |
306 | } |
307 | ||
308 | gen_delchar() | |
309 | { | |
e1daf7d6 | 310 | tttputs(gen_DC, gen_CO - tt.tt_col); |
73f690a1 EW |
311 | } |
312 | ||
16ea9636 EW |
313 | gen_scroll_down() |
314 | { | |
315 | gen_move(tt.tt_scroll_bot, 0); | |
316 | ttxputs(gen_SF); | |
317 | } | |
318 | ||
319 | gen_scroll_up() | |
320 | { | |
321 | gen_move(tt.tt_scroll_top, 0); | |
322 | ttxputs(gen_SR); | |
323 | } | |
324 | ||
325 | gen_setscroll(top, bot) | |
326 | { | |
327 | tttgoto(gen_CS, bot, top); | |
328 | tt.tt_scroll_top = top; | |
329 | tt.tt_scroll_bot = bot; | |
330 | tt.tt_row = tt.tt_col = -10; | |
331 | } | |
332 | ||
73f690a1 EW |
333 | tt_generic() |
334 | { | |
e1daf7d6 EW |
335 | gen_PC = tttgetstr("pc"); |
336 | PC = gen_PC ? *gen_PC->ts_str : 0; | |
337 | ospeed = wwoldtty.ww_sgttyb.sg_ospeed; | |
338 | ||
b1189050 EW |
339 | gen_CM = ttxgetstr("cm"); /* may not work */ |
340 | gen_IM = ttxgetstr("im"); | |
341 | gen_IC = tttgetstr("ic"); | |
342 | gen_IP = tttgetstr("ip"); | |
343 | gen_EI = ttxgetstr("ei"); | |
344 | gen_DC = tttgetstr("dc"); | |
345 | gen_AL = tttgetstr("al"); | |
346 | gen_DL = tttgetstr("dl"); | |
347 | gen_CE = tttgetstr("ce"); | |
348 | gen_CD = tttgetstr("cd"); | |
349 | gen_CL = ttxgetstr("cl"); | |
350 | gen_VS = ttxgetstr("vs"); | |
351 | gen_VE = ttxgetstr("ve"); | |
352 | gen_TI = ttxgetstr("ti"); | |
353 | gen_TE = ttxgetstr("te"); | |
354 | gen_SO = ttxgetstr("so"); | |
355 | gen_SE = ttxgetstr("se"); | |
356 | gen_US = ttxgetstr("us"); | |
357 | gen_UE = ttxgetstr("ue"); | |
358 | gen_UP = ttxgetstr("up"); | |
b1189050 EW |
359 | gen_BC = ttxgetstr("bc"); |
360 | gen_ND = ttxgetstr("nd"); | |
361 | gen_HO = ttxgetstr("ho"); | |
362 | gen_NL = ttxgetstr("nl"); | |
16ea9636 | 363 | gen_CR = ttxgetstr("cr"); |
b1189050 EW |
364 | gen_AS = ttxgetstr("as"); |
365 | gen_AE = ttxgetstr("ae"); | |
a6833679 EW |
366 | gen_XS = ttxgetstr("XS"); |
367 | gen_XE = ttxgetstr("XE"); | |
16ea9636 EW |
368 | gen_SF = ttxgetstr("sf"); |
369 | gen_SR = ttxgetstr("sr"); | |
370 | gen_CS = ttxgetstr("cs"); | |
745d1a08 EW |
371 | gen_MI = tgetflag("mi"); |
372 | gen_MS = tgetflag("ms"); | |
373 | gen_AM = tgetflag("am"); | |
374 | gen_OS = tgetflag("os"); | |
375 | gen_BS = tgetflag("bs"); | |
16ea9636 | 376 | gen_DA = tgetflag("da"); |
377a2410 | 377 | gen_DB = tgetflag("db"); |
df7b254b | 378 | gen_NS = tgetflag("ns"); |
b16d80c6 | 379 | gen_XN = tgetflag("xn"); |
745d1a08 EW |
380 | gen_CO = tgetnum("co"); |
381 | gen_LI = tgetnum("li"); | |
3babdf29 EW |
382 | gen_UG = tgetnum("ug"); |
383 | gen_SG = tgetnum("sg"); | |
16ea9636 EW |
384 | if (gen_CL == 0 || gen_OS || gen_CM == 0) |
385 | return -1; | |
745d1a08 | 386 | |
e1daf7d6 EW |
387 | if (gen_NL == 0) { |
388 | static struct tt_str nl = { "\n", 1 }; | |
389 | gen_NL = &nl; | |
390 | } | |
16ea9636 EW |
391 | if (gen_CR == 0) { |
392 | static struct tt_str cr = { "\r", 1 }; | |
393 | gen_CR = &cr; | |
394 | } | |
e1daf7d6 EW |
395 | if (gen_BC == 0 && gen_BS) { |
396 | static struct tt_str bc = { "\b", 1 }; | |
397 | gen_BC = &bc; | |
398 | } | |
16ea9636 EW |
399 | if (gen_SF == 0 && !gen_NS) |
400 | gen_SF = gen_NL; | |
e1daf7d6 EW |
401 | BC = gen_BC ? gen_BC->ts_str : 0; |
402 | UP = gen_UP ? gen_UP->ts_str : 0; | |
745d1a08 | 403 | |
745d1a08 EW |
404 | if (gen_DC) |
405 | tt.tt_delchar = gen_delchar; | |
406 | if (gen_AL) | |
407 | tt.tt_insline = gen_insline; | |
408 | if (gen_DL) | |
409 | tt.tt_delline = gen_delline; | |
410 | if (gen_CE) | |
411 | tt.tt_clreol = gen_clreol; | |
412 | if (gen_CD) | |
413 | tt.tt_clreos = gen_clreos; | |
16ea9636 EW |
414 | if (gen_SF) |
415 | tt.tt_scroll_down = gen_scroll_down; | |
416 | /* | |
417 | * Don't allow scroll_up if da or db but not cs. | |
418 | * See comment in wwscroll.c. | |
419 | */ | |
420 | if (gen_SR && (gen_CS || !gen_DA && !gen_DB)) | |
421 | tt.tt_scroll_up = gen_scroll_up; | |
422 | if (gen_CS) | |
423 | tt.tt_setscroll = gen_setscroll; | |
3babdf29 EW |
424 | if (gen_SG > 0) |
425 | gen_SO = 0; | |
b16d80c6 | 426 | if (gen_UG > 0 || gen_US && gen_SO && ttstrcmp(gen_US, gen_SO) == 0) |
3babdf29 | 427 | gen_US = 0; |
5e785082 EW |
428 | if (gen_SO) |
429 | tt.tt_availmodes |= WWM_REV; | |
430 | if (gen_US) | |
431 | tt.tt_availmodes |= WWM_UL; | |
a64e9887 EW |
432 | if (gen_AS) |
433 | tt.tt_availmodes |= WWM_GRP; | |
a6833679 EW |
434 | if (gen_XS) |
435 | tt.tt_availmodes |= WWM_USR; | |
3130283e | 436 | tt.tt_hasinsert = gen_IM != 0; |
5e785082 | 437 | tt.tt_wrap = gen_AM; |
377a2410 | 438 | tt.tt_retain = gen_DB; |
745d1a08 | 439 | tt.tt_ncol = gen_CO; |
745d1a08 | 440 | tt.tt_nrow = gen_LI; |
73f690a1 | 441 | tt.tt_init = gen_init; |
fff1d01b | 442 | tt.tt_end = gen_end; |
73f690a1 EW |
443 | tt.tt_write = gen_write; |
444 | tt.tt_putc = gen_putc; | |
745d1a08 | 445 | tt.tt_move = gen_move; |
e1daf7d6 | 446 | tt.tt_clear = gen_clear; |
c1a57462 EW |
447 | tt.tt_setinsert = gen_setinsert; |
448 | tt.tt_setmodes = gen_setmodes; | |
b16d80c6 EW |
449 | tt.tt_frame = gen_AS && ttstrcmp(gen_AS, &ansi_AS) == 0 ? |
450 | ansi_frame : gen_frame; | |
73f690a1 EW |
451 | return 0; |
452 | } |