1 /* $OpenBSD: captoinfo.c,v 1.15 2006/10/24 17:25:48 moritz Exp $ */ 2 3 /**************************************************************************** 4 * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. * 5 * * 6 * Permission is hereby granted, free of charge, to any person obtaining a * 7 * copy of this software and associated documentation files (the * 8 * "Software"), to deal in the Software without restriction, including * 9 * without limitation the rights to use, copy, modify, merge, publish, * 10 * distribute, distribute with modifications, sublicense, and/or sell * 11 * copies of the Software, and to permit persons to whom the Software is * 12 * furnished to do so, subject to the following conditions: * 13 * * 14 * The above copyright notice and this permission notice shall be included * 15 * in all copies or substantial portions of the Software. * 16 * * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 24 * * 25 * Except as contained in this notice, the name(s) of the above copyright * 26 * holders shall not be used in advertising or otherwise to promote the * 27 * sale, use or other dealings in this Software without prior written * 28 * authorization. * 29 ****************************************************************************/ 30 31 /**************************************************************************** 32 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 33 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 34 ****************************************************************************/ 35 36 /* 37 * captoinfo.c --- conversion between termcap and terminfo formats 38 * 39 * The captoinfo() code was swiped from Ross Ridge's mytinfo package, 40 * adapted to fit ncurses by Eric S. Raymond <esr@snark.thyrsus.com>. 41 * 42 * There is just one entry point: 43 * 44 * char *_nc_captoinfo(n, s, parametrized) 45 * 46 * Convert value s for termcap string capability named n into terminfo 47 * format. 48 * 49 * This code recognizes all the standard 4.4BSD %-escapes: 50 * 51 * %% output `%' 52 * %d output value as in printf %d 53 * %2 output value as in printf %2d 54 * %3 output value as in printf %3d 55 * %. output value as in printf %c 56 * %+x add x to value, then do %. 57 * %>xy if value > x then add y, no output 58 * %r reverse order of two parameters, no output 59 * %i increment by one, no output 60 * %n exclusive-or all parameters with 0140 (Datamedia 2500) 61 * %B BCD (16*(value/10)) + (value%10), no output 62 * %D Reverse coding (value - 2*(value%16)), no output (Delta Data). 63 * 64 * Also, %02 and %03 are accepted as synonyms for %2 and %3. 65 * 66 * Besides all the standard termcap escapes, this translator understands 67 * the following extended escapes: 68 * 69 * used by GNU Emacs termcap libraries 70 * %a[+*-/=][cp]x GNU arithmetic. 71 * %m xor the first two parameters by 0177 72 * %b backup to previous parameter 73 * %f skip this parameter 74 * 75 * used by the University of Waterloo (MFCF) termcap libraries 76 * %-x subtract parameter FROM char x and output it as a char 77 * %ax add the character x to parameter 78 * 79 * If #define WATERLOO is on, also enable these translations: 80 * 81 * %sx subtract parameter FROM the character x 82 * 83 * By default, this Waterloo translations are not compiled in, because 84 * the Waterloo %s conflicts with the way terminfo uses %s in strings for 85 * function programming. 86 * 87 * Note the two definitions of %a: the GNU definition is translated if the 88 * characters after the 'a' are valid for it, otherwise the UW definition 89 * is translated. 90 */ 91 92 #include <curses.priv.h> 93 94 #include <ctype.h> 95 #include <tic.h> 96 97 MODULE_ID("$From: captoinfo.c,v 1.40 2000/11/05 00:22:36 tom Exp $") 98 99 #define MAX_PUSHED 16 /* max # args we can push onto the stack */ 100 101 static int stack[MAX_PUSHED]; /* the stack */ 102 static int stackptr; /* the next empty place on the stack */ 103 static int onstack; /* the top of stack */ 104 static int seenm; /* seen a %m */ 105 static int seenn; /* seen a %n */ 106 static int seenr; /* seen a %r */ 107 static int param; /* current parameter */ 108 static char *dp; /* pointer to end of the converted string */ 109 110 static char *my_string; 111 static size_t my_length; 112 113 static char * 114 init_string(void) 115 /* initialize 'my_string', 'my_length' */ 116 { 117 if (my_string == 0) 118 my_string = typeMalloc(char, my_length = 256); 119 if (my_string == 0) 120 _nc_err_abort("Out of memory"); 121 122 *my_string = '\0'; 123 return my_string; 124 } 125 126 static char * 127 save_string(char *d, const char *const s) 128 { 129 size_t have = (d - my_string); 130 size_t need = have + strlen(s) + 2; 131 size_t copied; 132 if (need > my_length) { 133 my_string = (char *) realloc(my_string, my_length = (need + need)); 134 if (my_string == 0) 135 _nc_err_abort("Out of memory"); 136 d = my_string + have; 137 } 138 if ((copied = strlcpy(d, s, my_length - have)) >= my_length - have) 139 _nc_err_abort("Buffer overflow"); 140 return d + copied; 141 } 142 143 static inline char * 144 save_char(char *s, char c) 145 { 146 static char temp[2]; 147 temp[0] = c; 148 return save_string(s, temp); 149 } 150 151 static void 152 push(void) 153 /* push onstack on to the stack */ 154 { 155 if (stackptr > MAX_PUSHED) 156 _nc_warning("string too complex to convert"); 157 else 158 stack[stackptr++] = onstack; 159 } 160 161 static void 162 pop(void) 163 /* pop the top of the stack into onstack */ 164 { 165 if (stackptr == 0) { 166 if (onstack == 0) 167 _nc_warning("I'm confused"); 168 else 169 onstack = 0; 170 } else 171 onstack = stack[--stackptr]; 172 param++; 173 } 174 175 static int 176 cvtchar(register const char *sp) 177 /* convert a character to a terminfo push */ 178 { 179 unsigned char c = 0; 180 int len; 181 182 switch (*sp) { 183 case '\\': 184 switch (*++sp) { 185 case '\'': 186 case '$': 187 case '\\': 188 case '%': 189 c = *sp; 190 len = 2; 191 break; 192 case '\0': 193 c = '\\'; 194 len = 1; 195 break; 196 case '0': 197 case '1': 198 case '2': 199 case '3': 200 len = 1; 201 while (isdigit(CharOf(*sp))) { 202 c = 8 * c + (*sp++ - '0'); 203 len++; 204 } 205 break; 206 default: 207 c = *sp; 208 len = 2; 209 break; 210 } 211 break; 212 case '^': 213 c = (*++sp & 0x1f); 214 len = 2; 215 break; 216 default: 217 c = *sp; 218 len = 1; 219 } 220 if (isgraph(c) && c != ',' && c != '\'' && c != '\\' && c != ':') { 221 dp = save_string(dp, "%\'"); 222 dp = save_char(dp, c); 223 dp = save_char(dp, '\''); 224 } else { 225 dp = save_string(dp, "%{"); 226 if (c > 99) 227 dp = save_char(dp, c / 100 + '0'); 228 if (c > 9) 229 dp = save_char(dp, ((int) (c / 10)) % 10 + '0'); 230 dp = save_char(dp, c % 10 + '0'); 231 dp = save_char(dp, '}'); 232 } 233 return len; 234 } 235 236 static void 237 getparm(int parm, int n) 238 /* push n copies of param on the terminfo stack if not already there */ 239 { 240 if (seenr) { 241 if (parm == 1) 242 parm = 2; 243 else if (parm == 2) 244 parm = 1; 245 } 246 if (onstack == parm) { 247 if (n > 1) { 248 _nc_warning("string may not be optimal"); 249 dp = save_string(dp, "%Pa"); 250 while (n--) { 251 dp = save_string(dp, "%ga"); 252 } 253 } 254 return; 255 } 256 if (onstack != 0) 257 push(); 258 259 onstack = parm; 260 261 while (n--) { 262 dp = save_string(dp, "%p"); 263 dp = save_char(dp, '0' + parm); 264 } 265 266 if (seenn && parm < 3) { 267 dp = save_string(dp, "%{96}%^"); 268 } 269 270 if (seenm && parm < 3) { 271 dp = save_string(dp, "%{127}%^"); 272 } 273 } 274 275 /* 276 * Convert a termcap string to terminfo format. 277 * 'cap' is the relevant terminfo capability index. 278 * 's' is the string value of the capability. 279 * 'parametrized' tells what type of translations to do: 280 * % translations if 1 281 * pad translations if >=0 282 */ 283 char * 284 _nc_captoinfo(const char *cap, const char *s, int const parametrized) 285 { 286 const char *capstart; 287 288 stackptr = 0; 289 onstack = 0; 290 seenm = 0; 291 seenn = 0; 292 seenr = 0; 293 param = 1; 294 295 dp = init_string(); 296 297 /* skip the initial padding (if we haven't been told not to) */ 298 capstart = 0; 299 if (s == 0) 300 s = ""; 301 if (parametrized >= 0 && isdigit(CharOf(*s))) 302 for (capstart = s;; s++) 303 if (!(isdigit(CharOf(*s)) || *s == '*' || *s == '.')) 304 break; 305 306 while (*s != '\0') { 307 switch (*s) { 308 case '%': 309 s++; 310 if (parametrized < 1) { 311 dp = save_char(dp, '%'); 312 break; 313 } 314 switch (*s++) { 315 case '%': 316 dp = save_char(dp, '%'); 317 break; 318 case 'r': 319 if (seenr++ == 1) { 320 _nc_warning("saw %%r twice in %s", cap); 321 } 322 break; 323 case 'm': 324 if (seenm++ == 1) { 325 _nc_warning("saw %%m twice in %s", cap); 326 } 327 break; 328 case 'n': 329 if (seenn++ == 1) { 330 _nc_warning("saw %%n twice in %s", cap); 331 } 332 break; 333 case 'i': 334 dp = save_string(dp, "%i"); 335 break; 336 case '6': 337 case 'B': 338 getparm(param, 1); 339 dp = save_string(dp, "%{10}%/%{16}%*"); 340 getparm(param, 1); 341 dp = save_string(dp, "%{10}%m%+"); 342 break; 343 case '8': 344 case 'D': 345 getparm(param, 2); 346 dp = save_string(dp, "%{2}%*%-"); 347 break; 348 case '>': 349 getparm(param, 2); 350 /* %?%{x}%>%t%{y}%+%; */ 351 dp = save_string(dp, "%?"); 352 s += cvtchar(s); 353 dp = save_string(dp, "%>%t"); 354 s += cvtchar(s); 355 dp = save_string(dp, "%+%;"); 356 break; 357 case 'a': 358 if ((*s == '=' || *s == '+' || *s == '-' 359 || *s == '*' || *s == '/') 360 && (s[1] == 'p' || s[1] == 'c') 361 && s[2] != '\0') { 362 int l; 363 l = 2; 364 if (*s != '=') 365 getparm(param, 1); 366 if (s[1] == 'p') { 367 getparm(param + s[2] - '@', 1); 368 if (param != onstack) { 369 pop(); 370 param--; 371 } 372 l++; 373 } else 374 l += cvtchar(s + 2); 375 switch (*s) { 376 case '+': 377 dp = save_string(dp, "%+"); 378 break; 379 case '-': 380 dp = save_string(dp, "%-"); 381 break; 382 case '*': 383 dp = save_string(dp, "%*"); 384 break; 385 case '/': 386 dp = save_string(dp, "%/"); 387 break; 388 case '=': 389 if (seenr) { 390 if (param == 1) 391 onstack = 2; 392 else if (param == 2) 393 onstack = 1; 394 else 395 onstack = param; 396 } else 397 onstack = param; 398 break; 399 } 400 s += l; 401 break; 402 } 403 getparm(param, 1); 404 s += cvtchar(s); 405 dp = save_string(dp, "%+"); 406 break; 407 case '+': 408 getparm(param, 1); 409 s += cvtchar(s); 410 dp = save_string(dp, "%+%c"); 411 pop(); 412 break; 413 case 's': 414 #ifdef WATERLOO 415 s += cvtchar(s); 416 getparm(param, 1); 417 dp = save_string(dp, "%-"); 418 #else 419 getparm(param, 1); 420 dp = save_string(dp, "%s"); 421 pop(); 422 #endif /* WATERLOO */ 423 break; 424 case '-': 425 s += cvtchar(s); 426 getparm(param, 1); 427 dp = save_string(dp, "%-%c"); 428 pop(); 429 break; 430 case '.': 431 getparm(param, 1); 432 dp = save_string(dp, "%c"); 433 pop(); 434 break; 435 case '0': /* not clear any of the historical termcaps did this */ 436 if (*s == '3') 437 goto see03; 438 else if (*s != '2') 439 goto invalid; 440 /* FALLTHRU */ 441 case '2': 442 getparm(param, 1); 443 dp = save_string(dp, "%2d"); 444 pop(); 445 break; 446 case '3': 447 see03: 448 getparm(param, 1); 449 dp = save_string(dp, "%3d"); 450 pop(); 451 break; 452 case 'd': 453 getparm(param, 1); 454 dp = save_string(dp, "%d"); 455 pop(); 456 break; 457 case 'f': 458 param++; 459 break; 460 case 'b': 461 param--; 462 break; 463 case '\\': 464 dp = save_string(dp, "%\\"); 465 break; 466 default: 467 invalid: 468 dp = save_char(dp, '%'); 469 s--; 470 _nc_warning("unknown %% code %s (%#x) in %s", 471 unctrl((chtype) * s), CharOf(*s), cap); 472 break; 473 } 474 break; 475 #ifdef REVISIBILIZE 476 case '\\': 477 dp = save_char(dp, *s++); 478 dp = save_char(dp, *s++); 479 break; 480 case '\n': 481 dp = save_string(dp, "\\n"); 482 s++; 483 break; 484 case '\t': 485 dp = save_string(dp, "\\t"); 486 s++; 487 break; 488 case '\r': 489 dp = save_string(dp, "\\r"); 490 s++; 491 break; 492 case '\200': 493 dp = save_string(dp, "\\0"); 494 s++; 495 break; 496 case '\f': 497 dp = save_string(dp, "\\f"); 498 s++; 499 break; 500 case '\b': 501 dp = save_string(dp, "\\b"); 502 s++; 503 break; 504 case ' ': 505 dp = save_string(dp, "\\s"); 506 s++; 507 break; 508 case '^': 509 dp = save_string(dp, "\\^"); 510 s++; 511 break; 512 case ':': 513 dp = save_string(dp, "\\:"); 514 s++; 515 break; 516 case ',': 517 dp = save_string(dp, "\\,"); 518 s++; 519 break; 520 default: 521 if (*s == '\033') { 522 dp = save_string(dp, "\\E"); 523 s++; 524 } else if (*s > 0 && *s < 32) { 525 dp = save_char(dp, '^'); 526 dp = save_char(dp, *s + '@'); 527 s++; 528 } else if (*s <= 0 || *s >= 127) { 529 dp = save_char(dp, '\\'); 530 dp = save_char(dp, ((*s & 0300) >> 6) + '0'); 531 dp = save_char(dp, ((*s & 0070) >> 3) + '0'); 532 dp = save_char(dp, (*s & 0007) + '0'); 533 s++; 534 } else 535 dp = save_char(dp, *s++); 536 break; 537 #else 538 default: 539 dp = save_char(dp, *s++); 540 break; 541 #endif 542 } 543 } 544 545 /* 546 * Now, if we stripped off some leading padding, add it at the end 547 * of the string as mandatory padding. 548 */ 549 if (capstart) { 550 dp = save_string(dp, "$<"); 551 for (s = capstart;; s++) 552 if (isdigit(CharOf(*s)) || *s == '*' || *s == '.') 553 dp = save_char(dp, *s); 554 else 555 break; 556 dp = save_string(dp, "/>"); 557 } 558 559 (void) save_char(dp, '\0'); 560 return (my_string); 561 } 562 563 /* 564 * Check for an expression that corresponds to "%B" (BCD): 565 * (parameter / 10) * 16 + (parameter % 10) 566 */ 567 static int 568 bcd_expression(const char *str) 569 { 570 /* leave this non-const for HPUX */ 571 static char fmt[] = "%%p%c%%{10}%%/%%{16}%%*%%p%c%%{10}%%m%%+"; 572 int len = 0; 573 char ch1, ch2; 574 575 if (sscanf(str, fmt, &ch1, &ch2) == 2 576 && isdigit(CharOf(ch1)) 577 && isdigit(CharOf(ch2)) 578 && (ch1 == ch2)) { 579 len = 28; 580 #ifndef NDEBUG 581 { 582 char buffer[80]; 583 int tst; 584 snprintf(buffer, sizeof(buffer), fmt, ch1, ch2); 585 tst = strlen(buffer) - 1; 586 assert(len == tst); 587 } 588 #endif 589 } 590 return len; 591 } 592 593 static char * 594 save_tc_char(char *bufptr, int c1) 595 { 596 char temp[80]; 597 598 if (is7bits(c1) && isprint(c1)) { 599 if (c1 == ':' || c1 == '\\') 600 bufptr = save_char(bufptr, '\\'); 601 bufptr = save_char(bufptr, c1); 602 } else { 603 if (c1 == (c1 & 0x1f)) /* iscntrl() returns T on 255 */ 604 (void) strlcpy(temp, unctrl((chtype) c1), sizeof(temp)); 605 else 606 (void) snprintf(temp, sizeof(temp), "\\%03o", c1); 607 bufptr = save_string(bufptr, temp); 608 } 609 return bufptr; 610 } 611 612 static char * 613 save_tc_inequality(char *bufptr, int c1, int c2) 614 { 615 bufptr = save_string(bufptr, "%>"); 616 bufptr = save_tc_char(bufptr, c1); 617 bufptr = save_tc_char(bufptr, c2); 618 return bufptr; 619 } 620 621 /* 622 * Here are the capabilities infotocap assumes it can translate to: 623 * 624 * %% output `%' 625 * %d output value as in printf %d 626 * %2 output value as in printf %2d 627 * %3 output value as in printf %3d 628 * %. output value as in printf %c 629 * %+c add character c to value, then do %. 630 * %>xy if value > x then add y, no output 631 * %r reverse order of two parameters, no output 632 * %i increment by one, no output 633 * %n exclusive-or all parameters with 0140 (Datamedia 2500) 634 * %B BCD (16*(value/10)) + (value%10), no output 635 * %D Reverse coding (value - 2*(value%16)), no output (Delta Data). 636 * %m exclusive-or all parameters with 0177 (not in 4.4BSD) 637 */ 638 639 /* 640 * Convert a terminfo string to termcap format. Parameters are as in 641 * _nc_captoinfo(). 642 */ 643 char * 644 _nc_infotocap(const char *cap GCC_UNUSED, const char *str, int const parametrized) 645 { 646 int seenone = 0, seentwo = 0, saw_m = 0, saw_n = 0; 647 const char *padding; 648 const char *trimmed = 0; 649 char ch1 = 0, ch2 = 0; 650 char *bufptr = init_string(); 651 int len; 652 bool syntax_error = FALSE; 653 654 /* we may have to move some trailing mandatory padding up front */ 655 padding = str + strlen(str) - 1; 656 if (padding > str && *padding == '>' && *--padding == '/') { 657 --padding; 658 while (isdigit(CharOf(*padding)) || *padding == '.' || *padding == '*') 659 padding--; 660 if (padding > str && *padding == '<' && *--padding == '$') 661 trimmed = padding; 662 padding += 2; 663 664 while (isdigit(CharOf(*padding)) || *padding == '.' || *padding == '*') 665 bufptr = save_char(bufptr, *padding++); 666 } 667 668 for (; *str && str != trimmed; str++) { 669 int c1, c2; 670 char *cp = 0; 671 672 if (str[0] == '\\' && (str[1] == '^' || str[1] == ',')) { 673 bufptr = save_char(bufptr, *++str); 674 } else if (str[0] == '$' && str[1] == '<') { /* discard padding */ 675 str += 2; 676 while (isdigit(CharOf(*str)) 677 || *str == '.' 678 || *str == '*' 679 || *str == '/' 680 || *str == '>') 681 str++; 682 --str; 683 } else if (str[0] == '%' && str[1] == '%') { /* escaped '%' */ 684 bufptr = save_string(bufptr, "%%"); 685 } else if (*str != '%' || (parametrized < 1)) { 686 bufptr = save_char(bufptr, *str); 687 } else if (sscanf(str, "%%?%%{%d}%%>%%t%%{%d}%%+%%;", &c1, &c2) == 2) { 688 str = strchr(str, ';'); 689 bufptr = save_tc_inequality(bufptr, c1, c2); 690 } else if (sscanf(str, "%%?%%{%d}%%>%%t%%'%c'%%+%%;", &c1, &ch2) == 2) { 691 str = strchr(str, ';'); 692 bufptr = save_tc_inequality(bufptr, c1, c2); 693 } else if (sscanf(str, "%%?%%'%c'%%>%%t%%{%d}%%+%%;", &ch1, &c2) == 2) { 694 str = strchr(str, ';'); 695 bufptr = save_tc_inequality(bufptr, c1, c2); 696 } else if (sscanf(str, "%%?%%'%c'%%>%%t%%'%c'%%+%%;", &ch1, &ch2) == 2) { 697 str = strchr(str, ';'); 698 bufptr = save_tc_inequality(bufptr, c1, c2); 699 } else if ((len = bcd_expression(str)) != 0) { 700 str += len; 701 bufptr = save_string(bufptr, "%B"); 702 } else if ((sscanf(str, "%%{%d}%%+%%c", &c1) == 1 703 || sscanf(str, "%%'%c'%%+%%c", &ch1) == 1) 704 && (cp = strchr(str, '+'))) { 705 str = cp + 2; 706 bufptr = save_string(bufptr, "%+"); 707 708 if (ch1) 709 c1 = ch1; 710 bufptr = save_tc_char(bufptr, c1); 711 } 712 /* FIXME: this "works" for 'delta' */ 713 else if (strncmp(str, "%{2}%*%-", 8) == 0) { 714 str += 7; 715 bufptr = save_string(bufptr, "%D"); 716 } else if (strncmp(str, "%{96}%^", 7) == 0) { 717 str += 6; 718 if (saw_m++ == 0) { 719 bufptr = save_string(bufptr, "%n"); 720 } 721 } else if (strncmp(str, "%{127}%^", 8) == 0) { 722 str += 7; 723 if (saw_n++ == 0) { 724 bufptr = save_string(bufptr, "%m"); 725 } 726 } else { /* cm-style format element */ 727 str++; 728 switch (*str) { 729 case '%': 730 bufptr = save_char(bufptr, '%'); 731 break; 732 733 case '0': 734 case '1': 735 case '2': 736 case '3': 737 case '4': 738 case '5': 739 case '6': 740 case '7': 741 case '8': 742 case '9': 743 bufptr = save_char(bufptr, '%'); 744 while (isdigit(CharOf(*str))) 745 bufptr = save_char(bufptr, *str++); 746 if (strchr("doxX.", *str)) { 747 if (*str != 'd') /* termcap doesn't have octal, hex */ 748 return 0; 749 } 750 break; 751 752 case 'd': 753 bufptr = save_string(bufptr, "%d"); 754 break; 755 756 case 'c': 757 bufptr = save_string(bufptr, "%."); 758 break; 759 760 /* 761 * %s isn't in termcap, but it's convenient to pass it through 762 * so we can represent things like terminfo pfkey strings in 763 * termcap notation. 764 */ 765 case 's': 766 bufptr = save_string(bufptr, "%s"); 767 break; 768 769 case 'p': 770 str++; 771 if (*str == '1') 772 seenone = 1; 773 else if (*str == '2') { 774 if (!seenone && !seentwo) { 775 bufptr = save_string(bufptr, "%r"); 776 seentwo++; 777 } 778 } else if (*str >= '3') 779 return (0); 780 break; 781 782 case 'i': 783 bufptr = save_string(bufptr, "%i"); 784 break; 785 786 default: 787 bufptr = save_char(bufptr, *str); 788 syntax_error = TRUE; 789 break; 790 } /* endswitch (*str) */ 791 } /* endelse (*str == '%') */ 792 793 if (*str == '\0') 794 break; 795 796 } /* endwhile (*str) */ 797 798 return (syntax_error ? NULL : my_string); 799 } 800 801 #ifdef MAIN 802 803 int curr_line; 804 805 int 806 main(int argc, char *argv[]) 807 { 808 int c, tc = FALSE; 809 810 while ((c = getopt(argc, argv, "c")) != -1) 811 switch (c) { 812 case 'c': 813 tc = TRUE; 814 break; 815 } 816 817 curr_line = 0; 818 for (;;) { 819 char buf[BUFSIZ]; 820 size_t buflen; 821 822 ++curr_line; 823 if (fgets(buf, sizeof(buf), stdin) == NULL) 824 break; 825 buflen = strlen(buf); 826 if (buflen > 0 && buf[buflen - 1] == '\n') 827 buf[buflen - 1] = '\0'; 828 _nc_set_source(buf); 829 830 if (tc) { 831 char *cp = _nc_infotocap("to termcap", buf, 1); 832 833 if (cp) 834 (void) fputs(cp, stdout); 835 } else 836 (void) fputs(_nc_captoinfo("to terminfo", buf, 1), stdout); 837 (void) putchar('\n'); 838 } 839 return (0); 840 } 841 #endif /* MAIN */ 842 843 /* captoinfo.c ends here */ 844