Wed Jun 17 20:30:59 2009 UTC ()
Pull up following revision(s) (requested by christos in ticket #813):
	usr.bin/window/ttgeneric.c: revision 1.11
PR/41581: Der mouse: window SEGV with certain terminals. does strcmp first
and then checks for null pointer for underline and bold.


(bouyer)
diff -r1.9 -r1.9.40.1 src/usr.bin/window/ttgeneric.c

cvs diff -r1.9 -r1.9.40.1 src/usr.bin/window/Attic/ttgeneric.c (switch to unified diff)

--- src/usr.bin/window/Attic/ttgeneric.c 2003/08/07 11:17:30 1.9
+++ src/usr.bin/window/Attic/ttgeneric.c 2009/06/17 20:30:59 1.9.40.1
@@ -1,598 +1,598 @@ @@ -1,598 +1,598 @@
1/* $NetBSD: ttgeneric.c,v 1.9 2003/08/07 11:17:30 agc Exp $ */ 1/* $NetBSD: ttgeneric.c,v 1.9.40.1 2009/06/17 20:30:59 bouyer Exp $ */
2 2
3/* 3/*
4 * Copyright (c) 1983, 1993 4 * Copyright (c) 1983, 1993
5 * The Regents of the University of California. All rights reserved. 5 * The Regents of the University of California. All rights reserved.
6 * 6 *
7 * This code is derived from software contributed to Berkeley by 7 * This code is derived from software contributed to Berkeley by
8 * Edward Wang at The University of California, Berkeley. 8 * Edward Wang at The University of California, Berkeley.
9 * 9 *
10 * Redistribution and use in source and binary forms, with or without 10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions 11 * modification, are permitted provided that the following conditions
12 * are met: 12 * are met:
13 * 1. Redistributions of source code must retain the above copyright 13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer. 14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright 15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the 16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution. 17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors 18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software 19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission. 20 * without specific prior written permission.
21 * 21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE. 32 * SUCH DAMAGE.
33 */ 33 */
34 34
35#include <sys/cdefs.h> 35#include <sys/cdefs.h>
36#ifndef lint 36#ifndef lint
37#if 0 37#if 0
38static char sccsid[] = "@(#)ttgeneric.c 8.1 (Berkeley) 6/6/93"; 38static char sccsid[] = "@(#)ttgeneric.c 8.1 (Berkeley) 6/6/93";
39#else 39#else
40__RCSID("$NetBSD: ttgeneric.c,v 1.9 2003/08/07 11:17:30 agc Exp $"); 40__RCSID("$NetBSD: ttgeneric.c,v 1.9.40.1 2009/06/17 20:30:59 bouyer Exp $");
41#endif 41#endif
42#endif /* not lint */ 42#endif /* not lint */
43 43
44#include <stdlib.h> 44#include <stdlib.h>
45#include <string.h> 45#include <string.h>
46#include <termcap.h> 46#include <termcap.h>
47#include "ww.h" 47#include "ww.h"
48#include "tt.h" 48#include "tt.h"
49 49
50char PC, *BC, *UP; 50char PC, *BC, *UP;
51short ospeed; 51short ospeed;
52 52
53 /* normal frame */ 53 /* normal frame */
54short gen_frame[16] = { 54short gen_frame[16] = {
55 ' ', '|', '-', '+', 55 ' ', '|', '-', '+',
56 '|', '|', '+', '+', 56 '|', '|', '+', '+',
57 '-', '+', '-', '+', 57 '-', '+', '-', '+',
58 '+', '+', '+', '+' 58 '+', '+', '+', '+'
59}; 59};
60 60
61 /* ANSI graphics frame */ 61 /* ANSI graphics frame */
62#define G (WWM_GRP << WWC_MSHIFT) 62#define G (WWM_GRP << WWC_MSHIFT)
63short ansi_frame[16] = { 63short ansi_frame[16] = {
64 ' ', 'x'|G, 'Q'|G, 'm'|G, 64 ' ', 'x'|G, 'Q'|G, 'm'|G,
65 'x'|G, 'x'|G, 'l'|G, 't'|G, 65 'x'|G, 'x'|G, 'l'|G, 't'|G,
66 'q'|G, 'j'|G, 'q'|G, 'v'|G, 66 'q'|G, 'j'|G, 'q'|G, 'v'|G,
67 'k'|G, 'u'|G, 'w'|G, 'n'|G 67 'k'|G, 'u'|G, 'w'|G, 'n'|G
68}; 68};
69struct tt_str ansi_AS = { 69struct tt_str ansi_AS = {
70 "\033(0", 3 70 "\033(0", 3
71}; 71};
72 72
73struct tt_str *gen_PC; 73struct tt_str *gen_PC;
74struct tt_str *gen_CM; 74struct tt_str *gen_CM;
75struct tt_str *gen_IM; 75struct tt_str *gen_IM;
76struct tt_str *gen_IC; 76struct tt_str *gen_IC;
77struct tt_str *gen_ICn; 77struct tt_str *gen_ICn;
78struct tt_str *gen_IP; 78struct tt_str *gen_IP;
79struct tt_str *gen_EI; 79struct tt_str *gen_EI;
80struct tt_str *gen_DC; 80struct tt_str *gen_DC;
81struct tt_str *gen_DCn; 81struct tt_str *gen_DCn;
82struct tt_str *gen_AL; 82struct tt_str *gen_AL;
83struct tt_str *gen_ALn; 83struct tt_str *gen_ALn;
84struct tt_str *gen_DL; 84struct tt_str *gen_DL;
85struct tt_str *gen_DLn; 85struct tt_str *gen_DLn;
86struct tt_str *gen_CE; 86struct tt_str *gen_CE;
87struct tt_str *gen_CD; 87struct tt_str *gen_CD;
88struct tt_str *gen_CL; 88struct tt_str *gen_CL;
89struct tt_str *gen_VS; 89struct tt_str *gen_VS;
90struct tt_str *gen_VE; 90struct tt_str *gen_VE;
91struct tt_str *gen_TI; 91struct tt_str *gen_TI;
92struct tt_str *gen_TE; 92struct tt_str *gen_TE;
93struct tt_str *gen_SO; 93struct tt_str *gen_SO;
94struct tt_str *gen_SE; 94struct tt_str *gen_SE;
95struct tt_str *gen_US; 95struct tt_str *gen_US;
96struct tt_str *gen_UE; 96struct tt_str *gen_UE;
97struct tt_str *gen_LE; 97struct tt_str *gen_LE;
98struct tt_str *gen_ND; 98struct tt_str *gen_ND;
99struct tt_str *gen_UP; 99struct tt_str *gen_UP;
100struct tt_str *gen_DO; 100struct tt_str *gen_DO;
101struct tt_str *gen_BC; 101struct tt_str *gen_BC;
102struct tt_str *gen_NL; 102struct tt_str *gen_NL;
103struct tt_str *gen_CR; 103struct tt_str *gen_CR;
104struct tt_str *gen_HO; 104struct tt_str *gen_HO;
105struct tt_str *gen_AS; 105struct tt_str *gen_AS;
106struct tt_str *gen_AE; 106struct tt_str *gen_AE;
107struct tt_str *gen_XS; 107struct tt_str *gen_XS;
108struct tt_str *gen_XE; 108struct tt_str *gen_XE;
109struct tt_str *gen_SF; 109struct tt_str *gen_SF;
110struct tt_str *gen_SFn; 110struct tt_str *gen_SFn;
111struct tt_str *gen_SR; 111struct tt_str *gen_SR;
112struct tt_str *gen_SRn; 112struct tt_str *gen_SRn;
113struct tt_str *gen_CS; 113struct tt_str *gen_CS;
114char gen_MI; 114char gen_MI;
115char gen_MS; 115char gen_MS;
116char gen_AM; 116char gen_AM;
117char gen_OS; 117char gen_OS;
118char gen_BS; 118char gen_BS;
119char gen_DA; 119char gen_DA;
120char gen_DB; 120char gen_DB;
121char gen_NS; 121char gen_NS;
122char gen_XN; 122char gen_XN;
123int gen_CO; 123int gen_CO;
124int gen_LI; 124int gen_LI;
125int gen_UG; 125int gen_UG;
126int gen_SG; 126int gen_SG;
127 127
128void gen_clear(void); 128void gen_clear(void);
129void gen_clreol(void); 129void gen_clreol(void);
130void gen_clreos(void); 130void gen_clreos(void);
131void gen_delchar(int); 131void gen_delchar(int);
132void gen_delline(int); 132void gen_delline(int);
133void gen_end(void); 133void gen_end(void);
134void gen_inschar(char); 134void gen_inschar(char);
135void gen_insline(int); 135void gen_insline(int);
136void gen_insspace(int); 136void gen_insspace(int);
137void gen_move(int, int); 137void gen_move(int, int);
138void gen_putc(char); 138void gen_putc(char);
139void gen_scroll_down(int); 139void gen_scroll_down(int);
140void gen_scroll_up(int); 140void gen_scroll_up(int);
141void gen_setinsert(char); 141void gen_setinsert(char);
142void gen_setmodes(int); 142void gen_setmodes(int);
143void gen_setscroll(int, int); 143void gen_setscroll(int, int);
144void gen_start(void); 144void gen_start(void);
145void gen_write(char *, int); 145void gen_write(char *, int);
146 146
147void 147void
148gen_setinsert(char new) 148gen_setinsert(char new)
149{ 149{
150 if (new) { 150 if (new) {
151 if (gen_IM) 151 if (gen_IM)
152 ttxputs(gen_IM); 152 ttxputs(gen_IM);
153 } else 153 } else
154 if (gen_EI) 154 if (gen_EI)
155 ttxputs(gen_EI); 155 ttxputs(gen_EI);
156 tt.tt_insert = new; 156 tt.tt_insert = new;
157} 157}
158 158
159void 159void
160gen_setmodes(int new) 160gen_setmodes(int new)
161{ 161{
162 int diff; 162 int diff;
163 163
164 diff = new ^ tt.tt_modes; 164 diff = new ^ tt.tt_modes;
165 if (diff & WWM_REV) { 165 if (diff & WWM_REV) {
166 if (new & WWM_REV) { 166 if (new & WWM_REV) {
167 if (gen_SO) 167 if (gen_SO)
168 ttxputs(gen_SO); 168 ttxputs(gen_SO);
169 } else 169 } else
170 if (gen_SE) { 170 if (gen_SE) {
171 ttxputs(gen_SE); 171 ttxputs(gen_SE);
172 if (!strcmp(gen_SE->ts_str, gen_UE->ts_str) && 172 if (gen_UE && gen_US && new & WWM_UL &&
173 gen_UE && gen_US && new & WWM_UL) 173 !strcmp(gen_SE->ts_str, gen_UE->ts_str))
174 ttxputs(gen_US); 174 ttxputs(gen_US);
175 } 175 }
176 } 176 }
177 if (diff & WWM_UL) { 177 if (diff & WWM_UL) {
178 if (new & WWM_UL) { 178 if (new & WWM_UL) {
179 if (gen_US) 179 if (gen_US)
180 ttxputs(gen_US); 180 ttxputs(gen_US);
181 } else 181 } else
182 if (gen_UE) { 182 if (gen_UE) {
183 ttxputs(gen_UE); 183 ttxputs(gen_UE);
184 if (!strcmp(gen_UE->ts_str, gen_SE->ts_str) && 184 if (gen_SE && gen_SO && new & WWM_REV &&
185 gen_SE && gen_SO && new & WWM_REV) 185 !strcmp(gen_UE->ts_str, gen_SE->ts_str))
186 ttxputs(gen_SO); 186 ttxputs(gen_SO);
187 } 187 }
188 } 188 }
189 if (diff & WWM_GRP) { 189 if (diff & WWM_GRP) {
190 if (new & WWM_GRP) { 190 if (new & WWM_GRP) {
191 if (gen_AS) 191 if (gen_AS)
192 ttxputs(gen_AS); 192 ttxputs(gen_AS);
193 } else 193 } else
194 if (gen_AE) 194 if (gen_AE)
195 ttxputs(gen_AE); 195 ttxputs(gen_AE);
196 } 196 }
197 if (diff & WWM_USR) { 197 if (diff & WWM_USR) {
198 if (new & WWM_USR) { 198 if (new & WWM_USR) {
199 if (gen_XS) 199 if (gen_XS)
200 ttxputs(gen_XS); 200 ttxputs(gen_XS);
201 } else 201 } else
202 if (gen_XE) 202 if (gen_XE)
203 ttxputs(gen_XE); 203 ttxputs(gen_XE);
204 } 204 }
205 tt.tt_modes = new; 205 tt.tt_modes = new;
206} 206}
207 207
208void 208void
209gen_insline(int n) 209gen_insline(int n)
210{ 210{
211 if (tt.tt_modes) /* for concept 100 */ 211 if (tt.tt_modes) /* for concept 100 */
212 gen_setmodes(0); 212 gen_setmodes(0);
213 if (gen_ALn) 213 if (gen_ALn)
214 ttpgoto(gen_ALn, 0, n, gen_LI - tt.tt_row); 214 ttpgoto(gen_ALn, 0, n, gen_LI - tt.tt_row);
215 else 215 else
216 while (--n >= 0) 216 while (--n >= 0)
217 tttputs(gen_AL, gen_LI - tt.tt_row); 217 tttputs(gen_AL, gen_LI - tt.tt_row);
218} 218}
219 219
220void 220void
221gen_delline(int n) 221gen_delline(int n)
222{ 222{
223 if (tt.tt_modes) /* for concept 100 */ 223 if (tt.tt_modes) /* for concept 100 */
224 gen_setmodes(0); 224 gen_setmodes(0);
225 if (gen_DLn) 225 if (gen_DLn)
226 ttpgoto(gen_DLn, 0, n, gen_LI - tt.tt_row); 226 ttpgoto(gen_DLn, 0, n, gen_LI - tt.tt_row);
227 else 227 else
228 while (--n >= 0) 228 while (--n >= 0)
229 tttputs(gen_DL, gen_LI - tt.tt_row); 229 tttputs(gen_DL, gen_LI - tt.tt_row);
230} 230}
231 231
232void 232void
233gen_putc(char c) 233gen_putc(char c)
234{ 234{
235 if (tt.tt_insert) 235 if (tt.tt_insert)
236 gen_setinsert(0); 236 gen_setinsert(0);
237 if (tt.tt_nmodes != tt.tt_modes) 237 if (tt.tt_nmodes != tt.tt_modes)
238 gen_setmodes(tt.tt_nmodes); 238 gen_setmodes(tt.tt_nmodes);
239 ttputc(c); 239 ttputc(c);
240 if (++tt.tt_col == gen_CO) { 240 if (++tt.tt_col == gen_CO) {
241 if (gen_XN) 241 if (gen_XN)
242 tt.tt_col = tt.tt_row = -10; 242 tt.tt_col = tt.tt_row = -10;
243 else if (gen_AM) 243 else if (gen_AM)
244 tt.tt_col = 0, tt.tt_row++; 244 tt.tt_col = 0, tt.tt_row++;
245 else 245 else
246 tt.tt_col--; 246 tt.tt_col--;
247 } 247 }
248} 248}
249 249
250void 250void
251gen_write(char *p, int n) 251gen_write(char *p, int n)
252{ 252{
253 if (tt.tt_insert) 253 if (tt.tt_insert)
254 gen_setinsert(0); 254 gen_setinsert(0);
255 if (tt.tt_nmodes != tt.tt_modes) 255 if (tt.tt_nmodes != tt.tt_modes)
256 gen_setmodes(tt.tt_nmodes); 256 gen_setmodes(tt.tt_nmodes);
257 ttwrite(p, n); 257 ttwrite(p, n);
258 tt.tt_col += n; 258 tt.tt_col += n;
259 if (tt.tt_col == gen_CO) { 259 if (tt.tt_col == gen_CO) {
260 if (gen_XN) 260 if (gen_XN)
261 tt.tt_col = tt.tt_row = -10; 261 tt.tt_col = tt.tt_row = -10;
262 else if (gen_AM) 262 else if (gen_AM)
263 tt.tt_col = 0, tt.tt_row++; 263 tt.tt_col = 0, tt.tt_row++;
264 else 264 else
265 tt.tt_col--; 265 tt.tt_col--;
266 } 266 }
267} 267}
268 268
269void 269void
270gen_move(int row, int col) 270gen_move(int row, int col)
271{ 271{
272 if (tt.tt_row == row && tt.tt_col == col) 272 if (tt.tt_row == row && tt.tt_col == col)
273 return; 273 return;
274 if (!gen_MI && tt.tt_insert) 274 if (!gen_MI && tt.tt_insert)
275 gen_setinsert(0); 275 gen_setinsert(0);
276 if (!gen_MS && tt.tt_modes) 276 if (!gen_MS && tt.tt_modes)
277 gen_setmodes(0); 277 gen_setmodes(0);
278 if (row < tt.tt_scroll_top || row > tt.tt_scroll_bot) 278 if (row < tt.tt_scroll_top || row > tt.tt_scroll_bot)
279 gen_setscroll(0, tt.tt_nrow - 1); 279 gen_setscroll(0, tt.tt_nrow - 1);
280 if (tt.tt_row == row) { 280 if (tt.tt_row == row) {
281 if (col == 0) { 281 if (col == 0) {
282 ttxputs(gen_CR); 282 ttxputs(gen_CR);
283 goto out; 283 goto out;
284 } 284 }
285 if (tt.tt_col == col - 1) { 285 if (tt.tt_col == col - 1) {
286 if (gen_ND) { 286 if (gen_ND) {
287 ttxputs(gen_ND); 287 ttxputs(gen_ND);
288 goto out; 288 goto out;
289 } 289 }
290 } else if (tt.tt_col == col + 1) { 290 } else if (tt.tt_col == col + 1) {
291 if (gen_LE) { 291 if (gen_LE) {
292 ttxputs(gen_LE); 292 ttxputs(gen_LE);
293 goto out; 293 goto out;
294 } 294 }
295 } 295 }
296 } 296 }
297 if (tt.tt_col == col) { 297 if (tt.tt_col == col) {
298 if (tt.tt_row == row + 1) { 298 if (tt.tt_row == row + 1) {
299 if (gen_UP) { 299 if (gen_UP) {
300 ttxputs(gen_UP); 300 ttxputs(gen_UP);
301 goto out; 301 goto out;
302 } 302 }
303 } else if (tt.tt_row == row - 1) { 303 } else if (tt.tt_row == row - 1) {
304 ttxputs(gen_DO); 304 ttxputs(gen_DO);
305 goto out; 305 goto out;
306 } 306 }
307 } 307 }
308 if (gen_HO && col == 0 && row == 0) { 308 if (gen_HO && col == 0 && row == 0) {
309 ttxputs(gen_HO); 309 ttxputs(gen_HO);
310 goto out; 310 goto out;
311 } 311 }
312 tttgoto(gen_CM, col, row); 312 tttgoto(gen_CM, col, row);
313out: 313out:
314 tt.tt_col = col; 314 tt.tt_col = col;
315 tt.tt_row = row; 315 tt.tt_row = row;
316} 316}
317 317
318void 318void
319gen_start(void) 319gen_start(void)
320{ 320{
321 if (gen_VS) 321 if (gen_VS)
322 ttxputs(gen_VS); 322 ttxputs(gen_VS);
323 if (gen_TI) 323 if (gen_TI)
324 ttxputs(gen_TI); 324 ttxputs(gen_TI);
325 ttxputs(gen_CL); 325 ttxputs(gen_CL);
326 tt.tt_col = tt.tt_row = 0; 326 tt.tt_col = tt.tt_row = 0;
327 tt.tt_insert = 0; 327 tt.tt_insert = 0;
328 tt.tt_nmodes = tt.tt_modes = 0; 328 tt.tt_nmodes = tt.tt_modes = 0;
329} 329}
330 330
331void 331void
332gen_end(void) 332gen_end(void)
333{ 333{
334 if (tt.tt_insert) 334 if (tt.tt_insert)
335 gen_setinsert(0); 335 gen_setinsert(0);
336 if (gen_TE) 336 if (gen_TE)
337 ttxputs(gen_TE); 337 ttxputs(gen_TE);
338 if (gen_VE) 338 if (gen_VE)
339 ttxputs(gen_VE); 339 ttxputs(gen_VE);
340} 340}
341 341
342void 342void
343gen_clreol(void) 343gen_clreol(void)
344{ 344{
345 if (tt.tt_modes) /* for concept 100 */ 345 if (tt.tt_modes) /* for concept 100 */
346 gen_setmodes(0); 346 gen_setmodes(0);
347 tttputs(gen_CE, gen_CO - tt.tt_col); 347 tttputs(gen_CE, gen_CO - tt.tt_col);
348} 348}
349 349
350void 350void
351gen_clreos(void) 351gen_clreos(void)
352{ 352{
353 if (tt.tt_modes) /* for concept 100 */ 353 if (tt.tt_modes) /* for concept 100 */
354 gen_setmodes(0); 354 gen_setmodes(0);
355 tttputs(gen_CD, gen_LI - tt.tt_row); 355 tttputs(gen_CD, gen_LI - tt.tt_row);
356} 356}
357 357
358void 358void
359gen_clear(void) 359gen_clear(void)
360{ 360{
361 if (tt.tt_modes) /* for concept 100 */ 361 if (tt.tt_modes) /* for concept 100 */
362 gen_setmodes(0); 362 gen_setmodes(0);
363 ttxputs(gen_CL); 363 ttxputs(gen_CL);
364} 364}
365 365
366void 366void
367gen_inschar(char c) 367gen_inschar(char c)
368{ 368{
369 if (!tt.tt_insert) 369 if (!tt.tt_insert)
370 gen_setinsert(1); 370 gen_setinsert(1);
371 if (tt.tt_nmodes != tt.tt_modes) 371 if (tt.tt_nmodes != tt.tt_modes)
372 gen_setmodes(tt.tt_nmodes); 372 gen_setmodes(tt.tt_nmodes);
373 if (gen_IC) 373 if (gen_IC)
374 tttputs(gen_IC, gen_CO - tt.tt_col); 374 tttputs(gen_IC, gen_CO - tt.tt_col);
375 ttputc(c); 375 ttputc(c);
376 if (gen_IP) 376 if (gen_IP)
377 tttputs(gen_IP, gen_CO - tt.tt_col); 377 tttputs(gen_IP, gen_CO - tt.tt_col);
378 if (++tt.tt_col == gen_CO) { 378 if (++tt.tt_col == gen_CO) {
379 if (gen_XN) 379 if (gen_XN)
380 tt.tt_col = tt.tt_row = -10; 380 tt.tt_col = tt.tt_row = -10;
381 else if (gen_AM) 381 else if (gen_AM)
382 tt.tt_col = 0, tt.tt_row++; 382 tt.tt_col = 0, tt.tt_row++;
383 else 383 else
384 tt.tt_col--; 384 tt.tt_col--;
385 } 385 }
386} 386}
387 387
388void 388void
389gen_insspace(int n) 389gen_insspace(int n)
390{ 390{
391 if (gen_ICn) 391 if (gen_ICn)
392 ttpgoto(gen_ICn, 0, n, gen_CO - tt.tt_col); 392 ttpgoto(gen_ICn, 0, n, gen_CO - tt.tt_col);
393 else 393 else
394 while (--n >= 0) 394 while (--n >= 0)
395 tttputs(gen_IC, gen_CO - tt.tt_col); 395 tttputs(gen_IC, gen_CO - tt.tt_col);
396} 396}
397 397
398void 398void
399gen_delchar(int n) 399gen_delchar(int n)
400{ 400{
401 if (gen_DCn) 401 if (gen_DCn)
402 ttpgoto(gen_DCn, 0, n, gen_CO - tt.tt_col); 402 ttpgoto(gen_DCn, 0, n, gen_CO - tt.tt_col);
403 else 403 else
404 while (--n >= 0) 404 while (--n >= 0)
405 tttputs(gen_DC, gen_CO - tt.tt_col); 405 tttputs(gen_DC, gen_CO - tt.tt_col);
406} 406}
407 407
408void 408void
409gen_scroll_down(int n) 409gen_scroll_down(int n)
410{ 410{
411 gen_move(tt.tt_scroll_bot, 0); 411 gen_move(tt.tt_scroll_bot, 0);
412 if (gen_SFn) 412 if (gen_SFn)
413 ttpgoto(gen_SFn, 0, n, n); 413 ttpgoto(gen_SFn, 0, n, n);
414 else 414 else
415 while (--n >= 0) 415 while (--n >= 0)
416 ttxputs(gen_SF); 416 ttxputs(gen_SF);
417} 417}
418 418
419void 419void
420gen_scroll_up(int n) 420gen_scroll_up(int n)
421{ 421{
422 gen_move(tt.tt_scroll_top, 0); 422 gen_move(tt.tt_scroll_top, 0);
423 if (gen_SRn) 423 if (gen_SRn)
424 ttpgoto(gen_SRn, 0, n, n); 424 ttpgoto(gen_SRn, 0, n, n);
425 else 425 else
426 while (--n >= 0) 426 while (--n >= 0)
427 ttxputs(gen_SR); 427 ttxputs(gen_SR);
428} 428}
429 429
430void 430void
431gen_setscroll(int top, int bot) 431gen_setscroll(int top, int bot)
432{ 432{
433 tttgoto(gen_CS, bot, top); 433 tttgoto(gen_CS, bot, top);
434 tt.tt_scroll_top = top; 434 tt.tt_scroll_top = top;
435 tt.tt_scroll_bot = bot; 435 tt.tt_scroll_bot = bot;
436 tt.tt_row = tt.tt_col = -10; 436 tt.tt_row = tt.tt_col = -10;
437} 437}
438 438
439int 439int
440tt_generic(void) 440tt_generic(void)
441{ 441{
442 gen_PC = tttgetstr("pc"); 442 gen_PC = tttgetstr("pc");
443 PC = gen_PC ? *gen_PC->ts_str : 0; 443 PC = gen_PC ? *gen_PC->ts_str : 0;
444 ospeed = wwospeed; 444 ospeed = wwospeed;
445 445
446 gen_CM = ttxgetstr("cm"); /* may not work */ 446 gen_CM = ttxgetstr("cm"); /* may not work */
447 gen_IM = ttxgetstr("im"); 447 gen_IM = ttxgetstr("im");
448 gen_IC = tttgetstr("ic"); 448 gen_IC = tttgetstr("ic");
449 gen_ICn = tttgetstr("IC"); 449 gen_ICn = tttgetstr("IC");
450 gen_IP = tttgetstr("ip"); 450 gen_IP = tttgetstr("ip");
451 gen_EI = ttxgetstr("ei"); 451 gen_EI = ttxgetstr("ei");
452 gen_DC = tttgetstr("dc"); 452 gen_DC = tttgetstr("dc");
453 gen_DCn = tttgetstr("DC"); 453 gen_DCn = tttgetstr("DC");
454 gen_AL = tttgetstr("al"); 454 gen_AL = tttgetstr("al");
455 gen_ALn = tttgetstr("AL"); 455 gen_ALn = tttgetstr("AL");
456 gen_DL = tttgetstr("dl"); 456 gen_DL = tttgetstr("dl");
457 gen_DLn = tttgetstr("DL"); 457 gen_DLn = tttgetstr("DL");
458 gen_CE = tttgetstr("ce"); 458 gen_CE = tttgetstr("ce");
459 gen_CD = tttgetstr("cd"); 459 gen_CD = tttgetstr("cd");
460 gen_CL = ttxgetstr("cl"); 460 gen_CL = ttxgetstr("cl");
461 gen_VS = ttxgetstr("vs"); 461 gen_VS = ttxgetstr("vs");
462 gen_VE = ttxgetstr("ve"); 462 gen_VE = ttxgetstr("ve");
463 gen_TI = ttxgetstr("ti"); 463 gen_TI = ttxgetstr("ti");
464 gen_TE = ttxgetstr("te"); 464 gen_TE = ttxgetstr("te");
465 gen_SO = ttxgetstr("so"); 465 gen_SO = ttxgetstr("so");
466 gen_SE = ttxgetstr("se"); 466 gen_SE = ttxgetstr("se");
467 gen_US = ttxgetstr("us"); 467 gen_US = ttxgetstr("us");
468 gen_UE = ttxgetstr("ue"); 468 gen_UE = ttxgetstr("ue");
469 gen_LE = ttxgetstr("le"); 469 gen_LE = ttxgetstr("le");
470 gen_ND = ttxgetstr("nd"); 470 gen_ND = ttxgetstr("nd");
471 gen_UP = ttxgetstr("up"); 471 gen_UP = ttxgetstr("up");
472 gen_DO = ttxgetstr("do"); 472 gen_DO = ttxgetstr("do");
473 gen_BC = ttxgetstr("bc"); 473 gen_BC = ttxgetstr("bc");
474 gen_NL = ttxgetstr("nl"); 474 gen_NL = ttxgetstr("nl");
475 gen_CR = ttxgetstr("cr"); 475 gen_CR = ttxgetstr("cr");
476 gen_HO = ttxgetstr("ho"); 476 gen_HO = ttxgetstr("ho");
477 gen_AS = ttxgetstr("as"); 477 gen_AS = ttxgetstr("as");
478 gen_AE = ttxgetstr("ae"); 478 gen_AE = ttxgetstr("ae");
479 gen_XS = ttxgetstr("XS"); 479 gen_XS = ttxgetstr("XS");
480 gen_XE = ttxgetstr("XE"); 480 gen_XE = ttxgetstr("XE");
481 gen_SF = ttxgetstr("sf"); 481 gen_SF = ttxgetstr("sf");
482 gen_SFn = ttxgetstr("SF"); 482 gen_SFn = ttxgetstr("SF");
483 gen_SR = ttxgetstr("sr"); 483 gen_SR = ttxgetstr("sr");
484 gen_SRn = ttxgetstr("SR"); 484 gen_SRn = ttxgetstr("SR");
485 gen_CS = ttxgetstr("cs"); 485 gen_CS = ttxgetstr("cs");
486 gen_MI = tgetflag("mi"); 486 gen_MI = tgetflag("mi");
487 gen_MS = tgetflag("ms"); 487 gen_MS = tgetflag("ms");
488 gen_AM = tgetflag("am"); 488 gen_AM = tgetflag("am");
489 gen_OS = tgetflag("os"); 489 gen_OS = tgetflag("os");
490 gen_BS = tgetflag("bs"); 490 gen_BS = tgetflag("bs");
491 gen_DA = tgetflag("da"); 491 gen_DA = tgetflag("da");
492 gen_DB = tgetflag("db"); 492 gen_DB = tgetflag("db");
493 gen_NS = tgetflag("ns"); 493 gen_NS = tgetflag("ns");
494 gen_XN = tgetflag("xn"); 494 gen_XN = tgetflag("xn");
495 gen_CO = tgetnum("co"); 495 gen_CO = tgetnum("co");
496 gen_LI = tgetnum("li"); 496 gen_LI = tgetnum("li");
497 gen_UG = tgetnum("ug"); 497 gen_UG = tgetnum("ug");
498 gen_SG = tgetnum("sg"); 498 gen_SG = tgetnum("sg");
499 if (gen_CL == 0 || gen_OS || gen_CM == 0) 499 if (gen_CL == 0 || gen_OS || gen_CM == 0)
500 return -1; 500 return -1;
501 501
502 /* 502 /*
503 * Deal with obsolete termcap fields. 503 * Deal with obsolete termcap fields.
504 */ 504 */
505 if (gen_LE == 0) { 505 if (gen_LE == 0) {
506 if (gen_BC) 506 if (gen_BC)
507 gen_LE = gen_BC; 507 gen_LE = gen_BC;
508 else if (gen_BS) { 508 else if (gen_BS) {
509 static struct tt_str bc = { "\b", 1 }; 509 static struct tt_str bc = { "\b", 1 };
510 gen_BC = &bc; 510 gen_BC = &bc;
511 } 511 }
512 } 512 }
513 if (gen_NL == 0) { 513 if (gen_NL == 0) {
514 static struct tt_str nl = { "\n", 1 }; 514 static struct tt_str nl = { "\n", 1 };
515 gen_NL = &nl; 515 gen_NL = &nl;
516 } 516 }
517 if (gen_DO == 0) 517 if (gen_DO == 0)
518 gen_DO = gen_NL; 518 gen_DO = gen_NL;
519 if (gen_CR == 0) { 519 if (gen_CR == 0) {
520 static struct tt_str cr = { "\r", 1 }; 520 static struct tt_str cr = { "\r", 1 };
521 gen_CR = &cr; 521 gen_CR = &cr;
522 } 522 }
523 /* 523 /*
524 * Most terminal will scroll with "nl", but very few specify "sf". 524 * Most terminal will scroll with "nl", but very few specify "sf".
525 * We shouldn't use "do" here. 525 * We shouldn't use "do" here.
526 */ 526 */
527 if (gen_SF == 0 && !gen_NS) 527 if (gen_SF == 0 && !gen_NS)
528 gen_SF = gen_NL; 528 gen_SF = gen_NL;
529 BC = gen_LE ? gen_LE->ts_str : 0; 529 BC = gen_LE ? gen_LE->ts_str : 0;
530 UP = gen_UP ? gen_UP->ts_str : 0; 530 UP = gen_UP ? gen_UP->ts_str : 0;
531 /* 531 /*
532 * Fix up display attributes that we can't handle, or don't 532 * Fix up display attributes that we can't handle, or don't
533 * really exist. 533 * really exist.
534 */ 534 */
535 if (gen_SG > 0) 535 if (gen_SG > 0)
536 gen_SO = 0; 536 gen_SO = 0;
537 if (gen_UG > 0 || (gen_US && gen_SO && ttstrcmp(gen_US, gen_SO) == 0)) 537 if (gen_UG > 0 || (gen_US && gen_SO && ttstrcmp(gen_US, gen_SO) == 0))
538 gen_US = 0; 538 gen_US = 0;
539 539
540 if (gen_IM && gen_IM->ts_n == 0) { 540 if (gen_IM && gen_IM->ts_n == 0) {
541 free((char *) gen_IM); 541 free((char *) gen_IM);
542 gen_IM = 0; 542 gen_IM = 0;
543 } 543 }
544 if (gen_EI && gen_EI->ts_n == 0) { 544 if (gen_EI && gen_EI->ts_n == 0) {
545 free((char *) gen_EI); 545 free((char *) gen_EI);
546 gen_EI = 0; 546 gen_EI = 0;
547 } 547 }
548 if (gen_IC && gen_IC->ts_n == 0) { 548 if (gen_IC && gen_IC->ts_n == 0) {
549 free((char *) gen_IC); 549 free((char *) gen_IC);
550 gen_IC = 0; 550 gen_IC = 0;
551 } 551 }
552 if (gen_IM) 552 if (gen_IM)
553 tt.tt_inschar = gen_inschar; 553 tt.tt_inschar = gen_inschar;
554 else if (gen_IC) 554 else if (gen_IC)
555 tt.tt_insspace = gen_insspace; 555 tt.tt_insspace = gen_insspace;
556 if (gen_DC) 556 if (gen_DC)
557 tt.tt_delchar = gen_delchar; 557 tt.tt_delchar = gen_delchar;
558 if (gen_AL) 558 if (gen_AL)
559 tt.tt_insline = gen_insline; 559 tt.tt_insline = gen_insline;
560 if (gen_DL) 560 if (gen_DL)
561 tt.tt_delline = gen_delline; 561 tt.tt_delline = gen_delline;
562 if (gen_CE) 562 if (gen_CE)
563 tt.tt_clreol = gen_clreol; 563 tt.tt_clreol = gen_clreol;
564 if (gen_CD) 564 if (gen_CD)
565 tt.tt_clreos = gen_clreos; 565 tt.tt_clreos = gen_clreos;
566 if (gen_SF) 566 if (gen_SF)
567 tt.tt_scroll_down = gen_scroll_down; 567 tt.tt_scroll_down = gen_scroll_down;
568 /* 568 /*
569 * Don't allow scroll_up if da or db but not cs. 569 * Don't allow scroll_up if da or db but not cs.
570 * See comment in wwscroll.c. 570 * See comment in wwscroll.c.
571 */ 571 */
572 if (gen_SR && (gen_CS || (!gen_DA && !gen_DB))) 572 if (gen_SR && (gen_CS || (!gen_DA && !gen_DB)))
573 tt.tt_scroll_up = gen_scroll_up; 573 tt.tt_scroll_up = gen_scroll_up;
574 if (gen_CS) 574 if (gen_CS)
575 tt.tt_setscroll = gen_setscroll; 575 tt.tt_setscroll = gen_setscroll;
576 if (gen_SO) 576 if (gen_SO)
577 tt.tt_availmodes |= WWM_REV; 577 tt.tt_availmodes |= WWM_REV;
578 if (gen_US) 578 if (gen_US)
579 tt.tt_availmodes |= WWM_UL; 579 tt.tt_availmodes |= WWM_UL;
580 if (gen_AS) 580 if (gen_AS)
581 tt.tt_availmodes |= WWM_GRP; 581 tt.tt_availmodes |= WWM_GRP;
582 if (gen_XS) 582 if (gen_XS)
583 tt.tt_availmodes |= WWM_USR; 583 tt.tt_availmodes |= WWM_USR;
584 tt.tt_wrap = gen_AM; 584 tt.tt_wrap = gen_AM;
585 tt.tt_retain = gen_DB; 585 tt.tt_retain = gen_DB;
586 tt.tt_ncol = gen_CO; 586 tt.tt_ncol = gen_CO;
587 tt.tt_nrow = gen_LI; 587 tt.tt_nrow = gen_LI;
588 tt.tt_start = gen_start; 588 tt.tt_start = gen_start;
589 tt.tt_end = gen_end; 589 tt.tt_end = gen_end;
590 tt.tt_write = gen_write; 590 tt.tt_write = gen_write;
591 tt.tt_putc = gen_putc; 591 tt.tt_putc = gen_putc;
592 tt.tt_move = gen_move; 592 tt.tt_move = gen_move;
593 tt.tt_clear = gen_clear; 593 tt.tt_clear = gen_clear;
594 tt.tt_setmodes = gen_setmodes; 594 tt.tt_setmodes = gen_setmodes;
595 tt.tt_frame = gen_AS && ttstrcmp(gen_AS, &ansi_AS) == 0 ? 595 tt.tt_frame = gen_AS && ttstrcmp(gen_AS, &ansi_AS) == 0 ?
596 ansi_frame : gen_frame; 596 ansi_frame : gen_frame;
597 return 0; 597 return 0;
598} 598}