| 1 | /* Generate doc-string file for GNU Emacs from source files. |
| 2 | Copyright (C) 1985, 1986, 1992 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GNU Emacs. |
| 5 | |
| 6 | GNU Emacs is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 2, or (at your option) |
| 9 | any later version. |
| 10 | |
| 11 | GNU Emacs is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with GNU Emacs; see the file COPYING. If not, write to |
| 18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ |
| 19 | |
| 20 | /* The arguments given to this program are all the C and Lisp source files |
| 21 | of GNU Emacs. .elc and .el and .c files are allowed. |
| 22 | A .o file can also be specified; the .c file it was made from is used. |
| 23 | This helps the makefile pass the correct list of files. |
| 24 | |
| 25 | The results, which go to standard output or to a file |
| 26 | specified with -a or -o (-a to append, -o to start from nothing), |
| 27 | are entries containing function or variable names and their documentation. |
| 28 | Each entry starts with a ^_ character. |
| 29 | Then comes F for a function or V for a variable. |
| 30 | Then comes the function or variable name, terminated with a newline. |
| 31 | Then comes the documentation for that function or variable. |
| 32 | */ |
| 33 | |
| 34 | #include <stdio.h> |
| 35 | |
| 36 | FILE *outfile; |
| 37 | |
| 38 | main (argc, argv) |
| 39 | int argc; |
| 40 | char **argv; |
| 41 | { |
| 42 | int i; |
| 43 | int err_count = 0; |
| 44 | |
| 45 | outfile = stdout; |
| 46 | |
| 47 | /* If first two args are -o FILE, output to FILE. */ |
| 48 | i = 1; |
| 49 | if (argc > i + 1 && !strcmp (argv[i], "-o")) |
| 50 | { |
| 51 | outfile = fopen (argv[i + 1], "w"); |
| 52 | i += 2; |
| 53 | } |
| 54 | if (argc > i + 1 && !strcmp (argv[i], "-a")) |
| 55 | { |
| 56 | outfile = fopen (argv[i + 1], "a"); |
| 57 | i += 2; |
| 58 | } |
| 59 | |
| 60 | for (; i < argc; i++) |
| 61 | err_count += scan_file (argv[i]); /* err_count seems to be {mis,un}used */ |
| 62 | #ifndef VMS |
| 63 | exit (err_count); /* see below - shane */ |
| 64 | #endif VMS |
| 65 | } |
| 66 | |
| 67 | /* Read file FILENAME and output its doc strings to outfile. */ |
| 68 | /* Return 1 if file is not found, 0 if it is found. */ |
| 69 | |
| 70 | scan_file (filename) |
| 71 | char *filename; |
| 72 | { |
| 73 | int len = strlen (filename); |
| 74 | if (!strcmp (filename + len - 4, ".elc")) |
| 75 | return scan_lisp_file (filename); |
| 76 | else if (!strcmp (filename + len - 3, ".el")) |
| 77 | return scan_lisp_file (filename); |
| 78 | else |
| 79 | return scan_c_file (filename); |
| 80 | } |
| 81 | \f |
| 82 | char buf[128]; |
| 83 | |
| 84 | /* Skip a C string from INFILE, |
| 85 | and return the character that follows the closing ". |
| 86 | If printflag is positive, output string contents to outfile. |
| 87 | If it is negative, store contents in buf. |
| 88 | Convert escape sequences \n and \t to newline and tab; |
| 89 | discard \ followed by newline. */ |
| 90 | |
| 91 | read_c_string (infile, printflag) |
| 92 | FILE *infile; |
| 93 | int printflag; |
| 94 | { |
| 95 | register int c; |
| 96 | char *p = buf; |
| 97 | |
| 98 | c = getc (infile); |
| 99 | while (c != EOF) |
| 100 | { |
| 101 | while (c != '"' && c != EOF) |
| 102 | { |
| 103 | if (c == '\\') |
| 104 | { |
| 105 | c = getc (infile); |
| 106 | if (c == '\n') |
| 107 | { |
| 108 | c = getc (infile); |
| 109 | continue; |
| 110 | } |
| 111 | if (c == 'n') |
| 112 | c = '\n'; |
| 113 | if (c == 't') |
| 114 | c = '\t'; |
| 115 | } |
| 116 | if (printflag > 0) |
| 117 | putc (c, outfile); |
| 118 | else if (printflag < 0) |
| 119 | *p++ = c; |
| 120 | c = getc (infile); |
| 121 | } |
| 122 | c = getc (infile); |
| 123 | if (c != '"') |
| 124 | break; |
| 125 | if (printflag > 0) |
| 126 | putc (c, outfile); |
| 127 | else if (printflag < 0) |
| 128 | *p++ = c; |
| 129 | c = getc (infile); |
| 130 | } |
| 131 | |
| 132 | if (printflag < 0) |
| 133 | *p = 0; |
| 134 | |
| 135 | return c; |
| 136 | } |
| 137 | \f |
| 138 | /* Write to file OUT the argument names of the function whose text is in BUF. |
| 139 | MINARGS and MAXARGS are the minimum and maximum number of arguments. */ |
| 140 | |
| 141 | write_c_args (out, buf, minargs, maxargs) |
| 142 | FILE *out; |
| 143 | char *buf; |
| 144 | int minargs, maxargs; |
| 145 | { |
| 146 | register char *p; |
| 147 | int in_ident = 0; |
| 148 | int just_spaced = 0; |
| 149 | |
| 150 | fprintf (out, "arguments: "); |
| 151 | |
| 152 | for (p = buf; *p; p++) |
| 153 | { |
| 154 | char c = *p; |
| 155 | int ident_start = 0; |
| 156 | |
| 157 | /* Notice when we start printing a new identifier. */ |
| 158 | if ((('A' <= c && c <= 'Z') |
| 159 | || ('a' <= c && c <= 'z') |
| 160 | || ('0' <= c && c <= '9') |
| 161 | || c == '_') |
| 162 | != in_ident) |
| 163 | { |
| 164 | if (!in_ident) |
| 165 | { |
| 166 | in_ident = 1; |
| 167 | ident_start = 1; |
| 168 | |
| 169 | if (minargs == 0 && maxargs > 0) |
| 170 | fprintf (out, "&optional "); |
| 171 | just_spaced = 1; |
| 172 | |
| 173 | minargs--; |
| 174 | maxargs--; |
| 175 | } |
| 176 | else |
| 177 | in_ident = 0; |
| 178 | } |
| 179 | |
| 180 | /* Print the C argument list as it would appear in lisp: |
| 181 | print underscores as hyphens, and print commas as spaces. |
| 182 | Collapse adjacent spaces into one. */ |
| 183 | if (c == '_') c = '-'; |
| 184 | if (c == ',') c = ' '; |
| 185 | |
| 186 | /* In C code, `default' is a reserved word, so we spell it |
| 187 | `defalt'; unmangle that here. */ |
| 188 | if (ident_start |
| 189 | && strncmp (p, "defalt", 6) == 0 |
| 190 | && ! (('A' <= p[6] && p[6] <= 'Z') |
| 191 | || ('a' <= p[6] && p[6] <= 'z') |
| 192 | || ('0' <= p[6] && p[6] <= '9') |
| 193 | || p[6] == '_')) |
| 194 | { |
| 195 | fprintf (out, "default"); |
| 196 | p += 5; |
| 197 | in_ident = 0; |
| 198 | just_spaced = 0; |
| 199 | } |
| 200 | else if (c != ' ' || ! just_spaced) |
| 201 | putc (c, out); |
| 202 | |
| 203 | just_spaced = (c == ' '); |
| 204 | } |
| 205 | } |
| 206 | \f |
| 207 | /* Read through a c file. If a .o file is named, |
| 208 | the corresponding .c file is read instead. |
| 209 | Looks for DEFUN constructs such as are defined in ../src/lisp.h. |
| 210 | Accepts any word starting DEF... so it finds DEFSIMPLE and DEFPRED. */ |
| 211 | |
| 212 | scan_c_file (filename) |
| 213 | char *filename; |
| 214 | { |
| 215 | FILE *infile; |
| 216 | register int c; |
| 217 | register int commas; |
| 218 | register int defunflag; |
| 219 | register int defvarperbufferflag; |
| 220 | register int defvarflag; |
| 221 | int minargs, maxargs; |
| 222 | |
| 223 | if (filename[strlen (filename) - 1] == 'o') |
| 224 | filename[strlen (filename) - 1] = 'c'; |
| 225 | |
| 226 | infile = fopen (filename, "r"); |
| 227 | |
| 228 | /* No error if non-ex input file */ |
| 229 | if (infile == NULL) |
| 230 | { |
| 231 | perror (filename); |
| 232 | return 0; |
| 233 | } |
| 234 | |
| 235 | c = '\n'; |
| 236 | while (!feof (infile)) |
| 237 | { |
| 238 | if (c != '\n') |
| 239 | { |
| 240 | c = getc (infile); |
| 241 | continue; |
| 242 | } |
| 243 | c = getc (infile); |
| 244 | if (c == ' ') |
| 245 | { |
| 246 | while (c == ' ') |
| 247 | c = getc (infile); |
| 248 | if (c != 'D') |
| 249 | continue; |
| 250 | c = getc (infile); |
| 251 | if (c != 'E') |
| 252 | continue; |
| 253 | c = getc (infile); |
| 254 | if (c != 'F') |
| 255 | continue; |
| 256 | c = getc (infile); |
| 257 | if (c != 'V') |
| 258 | continue; |
| 259 | c = getc (infile); |
| 260 | if (c != 'A') |
| 261 | continue; |
| 262 | c = getc (infile); |
| 263 | if (c != 'R') |
| 264 | continue; |
| 265 | c = getc (infile); |
| 266 | if (c != '_') |
| 267 | continue; |
| 268 | |
| 269 | defvarflag = 1; |
| 270 | defunflag = 0; |
| 271 | |
| 272 | c = getc (infile); |
| 273 | defvarperbufferflag = (c == 'P'); |
| 274 | |
| 275 | c = getc (infile); |
| 276 | } |
| 277 | else if (c == 'D') |
| 278 | { |
| 279 | c = getc (infile); |
| 280 | if (c != 'E') |
| 281 | continue; |
| 282 | c = getc (infile); |
| 283 | if (c != 'F') |
| 284 | continue; |
| 285 | c = getc (infile); |
| 286 | defunflag = c == 'U'; |
| 287 | defvarflag = 0; |
| 288 | } |
| 289 | else continue; |
| 290 | |
| 291 | while (c != '(') |
| 292 | { |
| 293 | if (c < 0) |
| 294 | goto eof; |
| 295 | c = getc (infile); |
| 296 | } |
| 297 | |
| 298 | c = getc (infile); |
| 299 | if (c != '"') |
| 300 | continue; |
| 301 | c = read_c_string (infile, -1); |
| 302 | |
| 303 | if (defunflag) |
| 304 | commas = 5; |
| 305 | else if (defvarperbufferflag) |
| 306 | commas = 2; |
| 307 | else if (defvarflag) |
| 308 | commas = 1; |
| 309 | else /* For DEFSIMPLE and DEFPRED */ |
| 310 | commas = 2; |
| 311 | |
| 312 | while (commas) |
| 313 | { |
| 314 | if (c == ',') |
| 315 | { |
| 316 | commas--; |
| 317 | if (defunflag && (commas == 1 || commas == 2)) |
| 318 | { |
| 319 | do |
| 320 | c = getc (infile); |
| 321 | while (c == ' ' || c == '\n' || c == '\t'); |
| 322 | if (c < 0) |
| 323 | goto eof; |
| 324 | ungetc (c, infile); |
| 325 | if (commas == 2) /* pick up minargs */ |
| 326 | fscanf (infile, "%d", &minargs); |
| 327 | else /* pick up maxargs */ |
| 328 | if (c == 'M' || c == 'U') /* MANY || UNEVALLED */ |
| 329 | maxargs = -1; |
| 330 | else |
| 331 | fscanf (infile, "%d", &maxargs); |
| 332 | } |
| 333 | } |
| 334 | if (c < 0) |
| 335 | goto eof; |
| 336 | c = getc (infile); |
| 337 | } |
| 338 | while (c == ' ' || c == '\n' || c == '\t') |
| 339 | c = getc (infile); |
| 340 | if (c == '"') |
| 341 | c = read_c_string (infile, 0); |
| 342 | while (c != ',') |
| 343 | c = getc (infile); |
| 344 | c = getc (infile); |
| 345 | while (c == ' ' || c == '\n' || c == '\t') |
| 346 | c = getc (infile); |
| 347 | |
| 348 | if (c == '"') |
| 349 | { |
| 350 | putc (037, outfile); |
| 351 | putc (defvarflag ? 'V' : 'F', outfile); |
| 352 | fprintf (outfile, "%s\n", buf); |
| 353 | c = read_c_string (infile, 1); |
| 354 | |
| 355 | /* If this is a defun, find the arguments and print them. If |
| 356 | this function takes MANY or UNEVALLED args, then the C source |
| 357 | won't give the names of the arguments, so we shouldn't bother |
| 358 | trying to find them. */ |
| 359 | if (defunflag && maxargs != -1) |
| 360 | { |
| 361 | char argbuf[1024], *p = argbuf; |
| 362 | while (c != ')') |
| 363 | { |
| 364 | if (c < 0) |
| 365 | goto eof; |
| 366 | c = getc (infile); |
| 367 | } |
| 368 | /* Skip into arguments. */ |
| 369 | while (c != '(') |
| 370 | { |
| 371 | if (c < 0) |
| 372 | goto eof; |
| 373 | c = getc (infile); |
| 374 | } |
| 375 | /* Copy arguments into ARGBUF. */ |
| 376 | *p++ = c; |
| 377 | do |
| 378 | *p++ = c = getc (infile); |
| 379 | while (c != ')'); |
| 380 | *p = '\0'; |
| 381 | /* Output them. */ |
| 382 | fprintf (outfile, "\n\n"); |
| 383 | write_c_args (outfile, argbuf, minargs, maxargs); |
| 384 | } |
| 385 | } |
| 386 | } |
| 387 | eof: |
| 388 | fclose (infile); |
| 389 | return 0; |
| 390 | } |
| 391 | \f |
| 392 | /* Read a file of Lisp code, compiled or interpreted. |
| 393 | Looks for |
| 394 | (defun NAME ARGS DOCSTRING ...) |
| 395 | (defmacro NAME ARGS DOCSTRING ...) |
| 396 | (autoload (quote NAME) FILE DOCSTRING ...) |
| 397 | (defvar NAME VALUE DOCSTRING) |
| 398 | (defconst NAME VALUE DOCSTRING) |
| 399 | (fset (quote NAME) (make-byte-code ... DOCSTRING ...)) |
| 400 | (fset (quote NAME) #[... DOCSTRING ...]) |
| 401 | starting in column zero. |
| 402 | (quote NAME) may appear as 'NAME as well. |
| 403 | For defun, defmacro, and autoload, we know how to skip over the arglist. |
| 404 | For defvar, defconst, and fset we skip to the docstring with a klugey |
| 405 | formatting convention: all docstrings must appear on the same line as the |
| 406 | initial open-paren (the one in column zero) and must contain a backslash |
| 407 | and a double-quote immediately after the initial double-quote. No newlines |
| 408 | must appear between the beginning of the form and the first double-quote. |
| 409 | The only source file that must follow this convention is loaddefs.el; aside |
| 410 | from that, it is always the .elc file that we look at, and they are no |
| 411 | problem because byte-compiler output follows this convention. |
| 412 | The NAME and DOCSTRING are output. |
| 413 | NAME is preceded by `F' for a function or `V' for a variable. |
| 414 | An entry is output only if DOCSTRING has \ newline just after the opening " |
| 415 | */ |
| 416 | |
| 417 | void |
| 418 | skip_white (infile) |
| 419 | FILE *infile; |
| 420 | { |
| 421 | char c = ' '; |
| 422 | while (c == ' ' || c == '\t' || c == '\n') |
| 423 | c = getc (infile); |
| 424 | ungetc (c, infile); |
| 425 | } |
| 426 | |
| 427 | void |
| 428 | read_lisp_symbol (infile, buffer) |
| 429 | FILE *infile; |
| 430 | char *buffer; |
| 431 | { |
| 432 | char c; |
| 433 | char *fillp = buffer; |
| 434 | |
| 435 | skip_white (infile); |
| 436 | while (1) |
| 437 | { |
| 438 | c = getc (infile); |
| 439 | if (c == '\\') |
| 440 | *(++fillp) = getc (infile); |
| 441 | else if (c == ' ' || c == '\t' || c == '\n' || c == '(' || c == ')') |
| 442 | { |
| 443 | ungetc (c, infile); |
| 444 | *fillp = 0; |
| 445 | break; |
| 446 | } |
| 447 | else |
| 448 | *fillp++ = c; |
| 449 | } |
| 450 | |
| 451 | if (! buffer[0]) |
| 452 | fprintf (stderr, "## expected a symbol, got '%c'\n", c); |
| 453 | |
| 454 | skip_white (infile); |
| 455 | } |
| 456 | |
| 457 | |
| 458 | scan_lisp_file (filename) |
| 459 | char *filename; |
| 460 | { |
| 461 | FILE *infile; |
| 462 | register int c; |
| 463 | |
| 464 | infile = fopen (filename, "r"); |
| 465 | if (infile == NULL) |
| 466 | { |
| 467 | perror (filename); |
| 468 | return 0; /* No error */ |
| 469 | } |
| 470 | |
| 471 | c = '\n'; |
| 472 | while (!feof (infile)) |
| 473 | { |
| 474 | char buffer [BUFSIZ]; |
| 475 | char *fillp = buffer; |
| 476 | char type; |
| 477 | |
| 478 | if (c != '\n') |
| 479 | { |
| 480 | c = getc (infile); |
| 481 | continue; |
| 482 | } |
| 483 | c = getc (infile); |
| 484 | if (c != '(') |
| 485 | continue; |
| 486 | |
| 487 | read_lisp_symbol (infile, buffer); |
| 488 | |
| 489 | if (! strcmp (buffer, "defun") || |
| 490 | ! strcmp (buffer, "defmacro")) |
| 491 | { |
| 492 | type = 'F'; |
| 493 | read_lisp_symbol (infile, buffer); |
| 494 | |
| 495 | /* Skip the arguments: either "nil" or a list in parens */ |
| 496 | |
| 497 | c = getc (infile); |
| 498 | if (c == 'n') /* nil */ |
| 499 | { |
| 500 | if ((c = getc (infile)) != 'i' || |
| 501 | (c = getc (infile)) != 'l') |
| 502 | { |
| 503 | fprintf (stderr, "## unparsable arglist in %s (%s)\n", |
| 504 | buffer, filename); |
| 505 | continue; |
| 506 | } |
| 507 | } |
| 508 | else if (c != '(') |
| 509 | { |
| 510 | fprintf (stderr, "## unparsable arglist in %s (%s)\n", |
| 511 | buffer, filename); |
| 512 | continue; |
| 513 | } |
| 514 | else |
| 515 | while (c != ')') |
| 516 | c = getc (infile); |
| 517 | skip_white (infile); |
| 518 | |
| 519 | /* If the next three characters aren't `dquote bslash newline' |
| 520 | then we're not reading a docstring. |
| 521 | */ |
| 522 | if ((c = getc (infile)) != '"' || |
| 523 | (c = getc (infile)) != '\\' || |
| 524 | (c = getc (infile)) != '\n') |
| 525 | { |
| 526 | #ifdef DEBUG |
| 527 | fprintf (stderr, "## non-docstring in %s (%s)\n", |
| 528 | buffer, filename); |
| 529 | #endif |
| 530 | continue; |
| 531 | } |
| 532 | } |
| 533 | |
| 534 | else if (! strcmp (buffer, "defvar") || |
| 535 | ! strcmp (buffer, "defconst")) |
| 536 | { |
| 537 | char c1 = 0, c2 = 0; |
| 538 | type = 'V'; |
| 539 | read_lisp_symbol (infile, buffer); |
| 540 | |
| 541 | /* Skip until the first newline; remember the two previous chars. */ |
| 542 | while (c != '\n' && c >= 0) |
| 543 | { |
| 544 | c2 = c1; |
| 545 | c1 = c; |
| 546 | c = getc (infile); |
| 547 | } |
| 548 | |
| 549 | /* If two previous characters were " and \, |
| 550 | this is a doc string. Otherwise, there is none. */ |
| 551 | if (c2 != '"' || c1 != '\\') |
| 552 | { |
| 553 | #ifdef DEBUG |
| 554 | fprintf (stderr, "## non-docstring in %s (%s)\n", |
| 555 | buffer, filename); |
| 556 | #endif |
| 557 | continue; |
| 558 | } |
| 559 | } |
| 560 | |
| 561 | else if (! strcmp (buffer, "fset")) |
| 562 | { |
| 563 | char c1 = 0, c2 = 0; |
| 564 | type = 'F'; |
| 565 | |
| 566 | c = getc (infile); |
| 567 | if (c == '\'') |
| 568 | read_lisp_symbol (infile, buffer); |
| 569 | else |
| 570 | { |
| 571 | if (c != '(') |
| 572 | { |
| 573 | fprintf (stderr, "## unparsable name in fset in %s\n", |
| 574 | filename); |
| 575 | continue; |
| 576 | } |
| 577 | read_lisp_symbol (infile, buffer); |
| 578 | if (strcmp (buffer, "quote")) |
| 579 | { |
| 580 | fprintf (stderr, "## unparsable name in fset in %s\n", |
| 581 | filename); |
| 582 | continue; |
| 583 | } |
| 584 | read_lisp_symbol (infile, buffer); |
| 585 | c = getc (infile); |
| 586 | if (c != ')') |
| 587 | { |
| 588 | fprintf (stderr, |
| 589 | "## unparsable quoted name in fset in %s\n", |
| 590 | filename); |
| 591 | continue; |
| 592 | } |
| 593 | } |
| 594 | |
| 595 | /* Skip until the first newline; remember the two previous chars. */ |
| 596 | while (c != '\n' && c >= 0) |
| 597 | { |
| 598 | c2 = c1; |
| 599 | c1 = c; |
| 600 | c = getc (infile); |
| 601 | } |
| 602 | |
| 603 | /* If two previous characters were " and \, |
| 604 | this is a doc string. Otherwise, there is none. */ |
| 605 | if (c2 != '"' || c1 != '\\') |
| 606 | { |
| 607 | #ifdef DEBUG |
| 608 | fprintf (stderr, "## non-docstring in %s (%s)\n", |
| 609 | buffer, filename); |
| 610 | #endif |
| 611 | continue; |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | else if (! strcmp (buffer, "autoload")) |
| 616 | { |
| 617 | type = 'F'; |
| 618 | c = getc (infile); |
| 619 | if (c == '\'') |
| 620 | read_lisp_symbol (infile, buffer); |
| 621 | else |
| 622 | { |
| 623 | if (c != '(') |
| 624 | { |
| 625 | fprintf (stderr, "## unparsable name in autoload in %s\n", |
| 626 | filename); |
| 627 | continue; |
| 628 | } |
| 629 | read_lisp_symbol (infile, buffer); |
| 630 | if (strcmp (buffer, "quote")) |
| 631 | { |
| 632 | fprintf (stderr, "## unparsable name in autoload in %s\n", |
| 633 | filename); |
| 634 | continue; |
| 635 | } |
| 636 | read_lisp_symbol (infile, buffer); |
| 637 | c = getc (infile); |
| 638 | if (c != ')') |
| 639 | { |
| 640 | fprintf (stderr, |
| 641 | "## unparsable quoted name in autoload in %s\n", |
| 642 | filename); |
| 643 | continue; |
| 644 | } |
| 645 | } |
| 646 | skip_white (infile); |
| 647 | if ((c = getc (infile)) != '\"') |
| 648 | { |
| 649 | fprintf (stderr, "## autoload of %s unparsable (%s)\n", |
| 650 | buffer, filename); |
| 651 | continue; |
| 652 | } |
| 653 | read_c_string (infile, 0); |
| 654 | skip_white (infile); |
| 655 | |
| 656 | /* If the next three characters aren't `dquote bslash newline' |
| 657 | then we're not reading a docstring. |
| 658 | */ |
| 659 | if ((c = getc (infile)) != '"' || |
| 660 | (c = getc (infile)) != '\\' || |
| 661 | (c = getc (infile)) != '\n') |
| 662 | { |
| 663 | #ifdef DEBUG |
| 664 | fprintf (stderr, "## non-docstring in %s (%s)\n", |
| 665 | buffer, filename); |
| 666 | #endif |
| 667 | continue; |
| 668 | } |
| 669 | } |
| 670 | |
| 671 | #ifdef DEBUG |
| 672 | else if (! strcmp (buffer, "if") || |
| 673 | ! strcmp (buffer, "byte-code")) |
| 674 | ; |
| 675 | #endif |
| 676 | |
| 677 | else |
| 678 | { |
| 679 | #ifdef DEBUG |
| 680 | fprintf (stderr, "## unrecognised top-level form, %s (%s)\n", |
| 681 | buffer, filename); |
| 682 | #endif |
| 683 | continue; |
| 684 | } |
| 685 | |
| 686 | /* At this point, there is a docstring that we should gobble. |
| 687 | The opening quote (and leading backslash-newline) have already |
| 688 | been read. |
| 689 | */ |
| 690 | putc ('\n', outfile); |
| 691 | putc (037, outfile); |
| 692 | putc (type, outfile); |
| 693 | fprintf (outfile, "%s\n", buffer); |
| 694 | read_c_string (infile, 1); |
| 695 | } |
| 696 | fclose (infile); |
| 697 | return 0; |
| 698 | } |