Annotation of mandoc/main.c, Revision 1.92
1.92 ! kristaps 1: /* $Id: main.c,v 1.91 2010/06/26 15:36:37 kristaps Exp $ */
1.1 kristaps 2: /*
1.89 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
1.25 kristaps 6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 8: *
1.25 kristaps 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 16: */
1.58 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.66 kristaps 21: #include <sys/mman.h>
1.1 kristaps 22: #include <sys/stat.h>
23:
24: #include <assert.h>
25: #include <fcntl.h>
26: #include <stdio.h>
1.45 kristaps 27: #include <stdint.h>
1.1 kristaps 28: #include <stdlib.h>
29: #include <string.h>
30: #include <unistd.h>
31:
1.71 kristaps 32: #include "mandoc.h"
1.90 kristaps 33: #include "regs.h"
34: #include "main.h"
1.1 kristaps 35: #include "mdoc.h"
1.10 kristaps 36: #include "man.h"
1.71 kristaps 37: #include "roff.h"
1.1 kristaps 38:
1.45 kristaps 39: #define UNCONST(a) ((void *)(uintptr_t)(const void *)(a))
40:
1.55 kristaps 41: /* FIXME: Intel's compiler? LLVM? pcc? */
42:
43: #if !defined(__GNUC__) || (__GNUC__ < 2)
1.56 kristaps 44: # if !defined(lint)
45: # define __attribute__(x)
46: # endif
1.55 kristaps 47: #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
1.16 kristaps 48:
1.42 kristaps 49: typedef void (*out_mdoc)(void *, const struct mdoc *);
50: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 51: typedef void (*out_free)(void *);
52:
1.5 kristaps 53: struct buf {
54: char *buf;
55: size_t sz;
56: };
57:
1.19 kristaps 58: enum intt {
59: INTT_AUTO,
60: INTT_MDOC,
61: INTT_MAN
62: };
63:
64: enum outt {
65: OUTT_ASCII = 0,
66: OUTT_TREE,
1.43 kristaps 67: OUTT_HTML,
1.59 kristaps 68: OUTT_XHTML,
1.85 kristaps 69: OUTT_LINT,
70: OUTT_PS
1.19 kristaps 71: };
72:
1.5 kristaps 73: struct curparse {
1.22 kristaps 74: const char *file; /* Current parse. */
75: int fd; /* Current parse. */
1.5 kristaps 76: int wflags;
1.71 kristaps 77: /* FIXME: set by max error */
1.36 kristaps 78: #define WARN_WALL (1 << 0) /* All-warnings mask. */
1.1 kristaps 79: #define WARN_WERR (1 << 2) /* Warnings->errors. */
1.23 kristaps 80: int fflags;
1.60 kristaps 81: #define FL_IGN_SCOPE (1 << 0) /* Ignore scope errors. */
82: #define FL_NIGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */
83: #define FL_NIGN_MACRO (1 << 2) /* Don't ignore bad macros. */
84: #define FL_IGN_ERRORS (1 << 4) /* Ignore failed parse. */
1.66 kristaps 85: #define FL_STRICT FL_NIGN_ESCAPE | \
1.79 kristaps 86: FL_NIGN_MACRO /* ignore nothing */
87: enum intt inttype; /* which parser to use */
88: struct man *man; /* man parser */
89: struct mdoc *mdoc; /* mdoc parser */
90: struct roff *roff; /* roff parser (!NULL) */
1.92 ! kristaps 91: struct regset regs; /* roff registers */
1.79 kristaps 92: enum outt outtype; /* which output to use */
93: out_mdoc outmdoc; /* mdoc output ptr */
94: out_man outman; /* man output ptr */
95: out_free outfree; /* free output ptr */
96: void *outdata; /* data for output */
97: char outopts[BUFSIZ]; /* buf of output opts */
98: };
99:
100: static const char * const mandocerrs[MANDOCERR_MAX] = {
101: "ok",
102: "text should be uppercase",
1.81 kristaps 103: "sections out of conventional order",
1.79 kristaps 104: "section name repeats",
105: "out of order prologue",
106: "repeated prologue entry",
107: "list type must come first",
108: "bad standard",
109: "bad library",
110: "bad escape sequence",
111: "unterminated quoted string",
112: "argument requires the width argument",
113: "superfluous width argument",
1.88 kristaps 114: "ignoring argument",
1.79 kristaps 115: "bad date argument",
116: "bad width argument",
1.81 kristaps 117: "unknown manual section",
1.79 kristaps 118: "section not in conventional manual section",
119: "end of line whitespace",
120: "scope open on exit",
121: "NAME section must come first",
122: "bad Boolean value",
123: "child violates parent syntax",
124: "bad AT&T symbol",
125: "list type repeated",
126: "display type repeated",
127: "argument repeated",
128: "manual name not yet set",
129: "obsolete macro ignored",
130: "empty macro ignored",
131: "macro not allowed in body",
132: "macro not allowed in prologue",
133: "bad character",
134: "bad NAME section contents",
135: "no blank lines",
136: "no text in this context",
137: "bad comment style",
138: "unknown macro will be lost",
139: "line scope broken",
140: "scope broken",
141: "argument count wrong",
142: "request scope close w/none open",
143: "scope already open",
144: "macro requires line argument(s)",
145: "macro requires body argument(s)",
146: "macro requires argument(s)",
147: "no title in document",
1.82 kristaps 148: "missing list type",
1.87 kristaps 149: "missing display type",
1.79 kristaps 150: "line argument(s) will be lost",
151: "body argument(s) will be lost",
1.80 kristaps 152: "column syntax is inconsistent",
1.79 kristaps 153: "missing font type",
154: "displays may not be nested",
1.87 kristaps 155: "unsupported display type",
1.79 kristaps 156: "no scope to rewind: syntax violated",
157: "scope broken, syntax violated",
158: "line scope broken, syntax violated",
159: "argument count wrong, violates syntax",
160: "child violates parent syntax",
161: "argument count wrong, violates syntax",
162: "no document body",
163: "no document prologue",
164: "utsname system call failed",
165: "memory exhausted",
1.5 kristaps 166: };
1.1 kristaps 167:
1.66 kristaps 168: static void fdesc(struct curparse *);
169: static void ffile(const char *, struct curparse *);
1.1 kristaps 170: static int foptions(int *, char *);
1.66 kristaps 171: static struct man *man_init(struct curparse *);
172: static struct mdoc *mdoc_init(struct curparse *);
1.71 kristaps 173: static struct roff *roff_init(struct curparse *);
1.10 kristaps 174: static int moptions(enum intt *, char *);
1.71 kristaps 175: static int mmsg(enum mandocerr, void *,
176: int, int, const char *);
1.22 kristaps 177: static int pset(const char *, int, struct curparse *,
1.19 kristaps 178: struct man **, struct mdoc **);
1.66 kristaps 179: static int toptions(struct curparse *, char *);
180: static void usage(void) __attribute__((noreturn));
1.55 kristaps 181: static void version(void) __attribute__((noreturn));
1.66 kristaps 182: static int woptions(int *, char *);
1.1 kristaps 183:
1.54 kristaps 184: static const char *progname;
1.66 kristaps 185: static int with_error;
186: static int with_warning;
1.1 kristaps 187:
188: int
189: main(int argc, char *argv[])
190: {
1.64 kristaps 191: int c;
1.5 kristaps 192: struct curparse curp;
1.1 kristaps 193:
1.54 kristaps 194: progname = strrchr(argv[0], '/');
195: if (progname == NULL)
196: progname = argv[0];
197: else
198: ++progname;
199:
1.51 kristaps 200: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 201:
1.19 kristaps 202: curp.inttype = INTT_AUTO;
1.22 kristaps 203: curp.outtype = OUTT_ASCII;
1.19 kristaps 204:
1.1 kristaps 205: /* LINTED */
1.47 kristaps 206: while (-1 != (c = getopt(argc, argv, "f:m:O:T:VW:")))
1.1 kristaps 207: switch (c) {
208: case ('f'):
1.19 kristaps 209: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 210: return(EXIT_FAILURE);
1.1 kristaps 211: break;
1.10 kristaps 212: case ('m'):
1.19 kristaps 213: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 214: return(EXIT_FAILURE);
1.10 kristaps 215: break;
1.48 kristaps 216: case ('O'):
1.49 kristaps 217: (void)strlcat(curp.outopts, optarg, BUFSIZ);
218: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 219: break;
1.1 kristaps 220: case ('T'):
1.60 kristaps 221: if ( ! toptions(&curp, optarg))
1.32 kristaps 222: return(EXIT_FAILURE);
1.1 kristaps 223: break;
224: case ('W'):
1.5 kristaps 225: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 226: return(EXIT_FAILURE);
1.1 kristaps 227: break;
228: case ('V'):
229: version();
230: /* NOTREACHED */
231: default:
232: usage();
233: /* NOTREACHED */
234: }
235:
236: argc -= optind;
237: argv += optind;
238:
1.30 kristaps 239: if (NULL == *argv) {
240: curp.file = "<stdin>";
241: curp.fd = STDIN_FILENO;
1.39 kristaps 242:
1.66 kristaps 243: fdesc(&curp);
1.64 kristaps 244: }
245:
246: while (*argv) {
1.66 kristaps 247: ffile(*argv, &curp);
1.64 kristaps 248:
249: if (with_error && !(curp.fflags & FL_IGN_ERRORS))
250: break;
251: ++argv;
1.1 kristaps 252: }
253:
1.22 kristaps 254: if (curp.outfree)
255: (*curp.outfree)(curp.outdata);
1.71 kristaps 256: if (curp.mdoc)
257: mdoc_free(curp.mdoc);
258: if (curp.man)
259: man_free(curp.man);
260: if (curp.roff)
261: roff_free(curp.roff);
1.1 kristaps 262:
1.66 kristaps 263: return((with_warning || with_error) ?
264: EXIT_FAILURE : EXIT_SUCCESS);
1.1 kristaps 265: }
266:
267:
1.55 kristaps 268: static void
1.1 kristaps 269: version(void)
270: {
271:
1.54 kristaps 272: (void)printf("%s %s\n", progname, VERSION);
1.18 kristaps 273: exit(EXIT_SUCCESS);
1.1 kristaps 274: }
275:
276:
1.55 kristaps 277: static void
1.1 kristaps 278: usage(void)
279: {
280:
1.61 kristaps 281: (void)fprintf(stderr, "usage: %s [-V] [-foption] "
1.48 kristaps 282: "[-mformat] [-Ooption] [-Toutput] "
1.61 kristaps 283: "[-Werr] [file...]\n", progname);
1.18 kristaps 284: exit(EXIT_FAILURE);
1.1 kristaps 285: }
286:
287:
1.19 kristaps 288: static struct man *
289: man_init(struct curparse *curp)
290: {
291: int pflags;
292:
1.30 kristaps 293: /* Defaults from mandoc.1. */
1.27 kristaps 294:
1.62 kristaps 295: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE;
1.27 kristaps 296:
1.60 kristaps 297: if (curp->fflags & FL_NIGN_MACRO)
1.20 kristaps 298: pflags &= ~MAN_IGN_MACRO;
1.60 kristaps 299: if (curp->fflags & FL_NIGN_ESCAPE)
1.33 kristaps 300: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 301:
1.92 ! kristaps 302: return(man_alloc(&curp->regs, curp, pflags, mmsg));
1.19 kristaps 303: }
304:
305:
1.71 kristaps 306: static struct roff *
307: roff_init(struct curparse *curp)
308: {
309:
1.92 ! kristaps 310: return(roff_alloc(&curp->regs, mmsg, curp));
1.71 kristaps 311: }
312:
313:
1.19 kristaps 314: static struct mdoc *
315: mdoc_init(struct curparse *curp)
316: {
317: int pflags;
318:
1.30 kristaps 319: /* Defaults from mandoc.1. */
1.27 kristaps 320:
1.62 kristaps 321: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE;
1.19 kristaps 322:
1.60 kristaps 323: if (curp->fflags & FL_IGN_SCOPE)
1.19 kristaps 324: pflags |= MDOC_IGN_SCOPE;
1.60 kristaps 325: if (curp->fflags & FL_NIGN_ESCAPE)
1.24 kristaps 326: pflags &= ~MDOC_IGN_ESCAPE;
1.60 kristaps 327: if (curp->fflags & FL_NIGN_MACRO)
1.24 kristaps 328: pflags &= ~MDOC_IGN_MACRO;
1.19 kristaps 329:
1.92 ! kristaps 330: return(mdoc_alloc(&curp->regs, curp, pflags, mmsg));
1.19 kristaps 331: }
332:
333:
1.64 kristaps 334: static void
1.66 kristaps 335: ffile(const char *file, struct curparse *curp)
1.1 kristaps 336: {
337:
1.19 kristaps 338: curp->file = file;
339: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
1.53 kristaps 340: perror(curp->file);
1.64 kristaps 341: with_error = 1;
342: return;
1.1 kristaps 343: }
344:
1.66 kristaps 345: fdesc(curp);
1.1 kristaps 346:
1.19 kristaps 347: if (-1 == close(curp->fd))
1.53 kristaps 348: perror(curp->file);
1.1 kristaps 349: }
350:
351:
1.66 kristaps 352: static int
1.68 joerg 353: resize_buf(struct buf *buf, size_t initial)
354: {
355: void *tmp;
356: size_t sz;
357:
358: if (buf->sz == 0)
359: sz = initial;
360: else
361: sz = 2 * buf->sz;
362: tmp = realloc(buf->buf, sz);
363: if (NULL == tmp) {
364: perror(NULL);
365: return(0);
366: }
367: buf->buf = tmp;
368: buf->sz = sz;
369: return(1);
370: }
371:
372:
373: static int
1.66 kristaps 374: read_whole_file(struct curparse *curp, struct buf *fb, int *with_mmap)
375: {
376: struct stat st;
1.68 joerg 377: size_t off;
1.66 kristaps 378: ssize_t ssz;
379:
380: if (-1 == fstat(curp->fd, &st)) {
381: perror(curp->file);
382: with_error = 1;
383: return(0);
384: }
385:
386: /*
387: * If we're a regular file, try just reading in the whole entry
388: * via mmap(). This is faster than reading it into blocks, and
389: * since each file is only a few bytes to begin with, I'm not
390: * concerned that this is going to tank any machines.
391: */
392:
393: if (S_ISREG(st.st_mode)) {
394: if (st.st_size >= (1U << 31)) {
395: fprintf(stderr, "%s: input too large\n",
396: curp->file);
397: with_error = 1;
398: return(0);
399: }
400: *with_mmap = 1;
1.71 kristaps 401: fb->sz = (size_t)st.st_size;
1.66 kristaps 402: fb->buf = mmap(NULL, fb->sz, PROT_READ,
1.83 joerg 403: MAP_FILE|MAP_SHARED, curp->fd, 0);
1.66 kristaps 404: if (fb->buf != MAP_FAILED)
405: return(1);
406: }
407:
408: /*
409: * If this isn't a regular file (like, say, stdin), then we must
410: * go the old way and just read things in bit by bit.
411: */
412:
413: *with_mmap = 0;
414: off = 0;
415: fb->sz = 0;
416: fb->buf = NULL;
417: for (;;) {
418: if (off == fb->sz) {
419: if (fb->sz == (1U << 31)) {
420: fprintf(stderr, "%s: input too large\n",
421: curp->file);
422: break;
423: }
1.68 joerg 424: if (! resize_buf(fb, 65536))
1.66 kristaps 425: break;
426: }
1.71 kristaps 427: ssz = read(curp->fd, fb->buf + (int)off, fb->sz - off);
1.66 kristaps 428: if (ssz == 0) {
429: fb->sz = off;
430: return(1);
431: }
432: if (ssz == -1) {
433: perror(curp->file);
434: break;
435: }
1.71 kristaps 436: off += (size_t)ssz;
1.66 kristaps 437: }
438:
439: free(fb->buf);
440: fb->buf = NULL;
441: with_error = 1;
442: return(0);
443: }
444:
445:
1.64 kristaps 446: static void
1.66 kristaps 447: fdesc(struct curparse *curp)
1.1 kristaps 448: {
1.66 kristaps 449: struct buf ln, blk;
1.76 kristaps 450: int i, pos, lnn, lnn_start, with_mmap, of;
1.71 kristaps 451: enum rofferr re;
1.19 kristaps 452: struct man *man;
453: struct mdoc *mdoc;
1.71 kristaps 454: struct roff *roff;
1.10 kristaps 455:
1.19 kristaps 456: man = NULL;
457: mdoc = NULL;
1.71 kristaps 458: roff = NULL;
1.92 ! kristaps 459:
1.66 kristaps 460: memset(&ln, 0, sizeof(struct buf));
1.1 kristaps 461:
462: /*
1.70 joerg 463: * Two buffers: ln and buf. buf is the input file and may be
464: * memory mapped. ln is a line buffer and grows on-demand.
1.1 kristaps 465: */
466:
1.71 kristaps 467: if ( ! read_whole_file(curp, &blk, &with_mmap))
1.64 kristaps 468: return;
1.1 kristaps 469:
1.71 kristaps 470: if (NULL == curp->roff)
471: curp->roff = roff_init(curp);
472: if (NULL == (roff = curp->roff))
473: goto bailout;
474:
1.70 joerg 475: for (i = 0, lnn = 1; i < (int)blk.sz;) {
476: pos = 0;
477: lnn_start = lnn;
478: while (i < (int)blk.sz) {
479: if ('\n' == blk.buf[i]) {
480: ++i;
481: ++lnn;
482: break;
483: }
484: /* Trailing backslash is like a plain character. */
485: if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) {
486: if (pos >= (int)ln.sz)
487: if (! resize_buf(&ln, 256))
488: goto bailout;
489: ln.buf[pos++] = blk.buf[i++];
1.67 joerg 490: continue;
1.70 joerg 491: }
492: /* Found an escape and at least one other character. */
493: if ('\n' == blk.buf[i + 1]) {
494: /* Escaped newlines are skipped over */
495: i += 2;
496: ++lnn;
1.67 joerg 497: continue;
498: }
1.70 joerg 499: if ('"' == blk.buf[i + 1]) {
500: i += 2;
501: /* Comment, skip to end of line */
502: for (; i < (int)blk.sz; ++i) {
503: if ('\n' == blk.buf[i]) {
504: ++i;
505: ++lnn;
506: break;
507: }
508: }
509: /* Backout trailing whitespaces */
510: for (; pos > 0; --pos) {
511: if (ln.buf[pos - 1] != ' ')
512: break;
513: if (pos > 2 && ln.buf[pos - 2] == '\\')
514: break;
515: }
516: break;
517: }
518: /* Some other escape sequence, copy and continue. */
519: if (pos + 1 >= (int)ln.sz)
520: if (! resize_buf(&ln, 256))
521: goto bailout;
1.1 kristaps 522:
1.70 joerg 523: ln.buf[pos++] = blk.buf[i++];
524: ln.buf[pos++] = blk.buf[i++];
1.67 joerg 525: }
1.1 kristaps 526:
1.70 joerg 527: if (pos >= (int)ln.sz)
528: if (! resize_buf(&ln, 256))
529: goto bailout;
1.71 kristaps 530: ln.buf[pos] = '\0';
531:
1.76 kristaps 532: /*
533: * A significant amount of complexity is contained by
534: * the roff preprocessor. It's line-oriented but can be
535: * expressed on one line, so we need at times to
536: * readjust our starting point and re-run it. The roff
537: * preprocessor can also readjust the buffers with new
538: * data, so we pass them in wholesale.
539: */
540:
541: of = 0;
542: do {
1.92 ! kristaps 543: re = roff_parseln(roff, lnn_start,
1.76 kristaps 544: &ln.buf, &ln.sz, of, &of);
545: } while (ROFF_RERUN == re);
546:
1.71 kristaps 547: if (ROFF_IGN == re)
548: continue;
549: else if (ROFF_ERR == re)
550: goto bailout;
1.29 kristaps 551:
1.76 kristaps 552: /*
553: * If input parsers have not been allocated, do so now.
554: * We keep these instanced betwen parsers, but set them
555: * locally per parse routine since we can use different
556: * parsers with each one.
557: */
1.19 kristaps 558:
1.76 kristaps 559: if ( ! (man || mdoc))
560: if ( ! pset(ln.buf + of, pos - of, curp, &man, &mdoc))
561: goto bailout;
1.19 kristaps 562:
1.76 kristaps 563: /* Lastly, push down into the parsers themselves. */
1.30 kristaps 564:
1.92 ! kristaps 565: if (man && ! man_parseln(man, lnn_start, ln.buf, of))
1.67 joerg 566: goto bailout;
1.92 ! kristaps 567: if (mdoc && ! mdoc_parseln(mdoc, lnn_start, ln.buf, of))
1.67 joerg 568: goto bailout;
1.1 kristaps 569: }
570:
1.29 kristaps 571: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 572:
1.22 kristaps 573: if ( ! (man || mdoc)) {
1.53 kristaps 574: fprintf(stderr, "%s: Not a manual\n", curp->file);
1.64 kristaps 575: goto bailout;
1.22 kristaps 576: }
1.76 kristaps 577:
578: /* Clean up the parse routine ASTs. */
1.22 kristaps 579:
580: if (mdoc && ! mdoc_endparse(mdoc))
1.64 kristaps 581: goto bailout;
1.22 kristaps 582: if (man && ! man_endparse(man))
1.64 kristaps 583: goto bailout;
1.71 kristaps 584: if (roff && ! roff_endparse(roff))
585: goto bailout;
1.19 kristaps 586:
1.29 kristaps 587: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 588:
589: if ( ! (curp->outman && curp->outmdoc)) {
590: switch (curp->outtype) {
1.59 kristaps 591: case (OUTT_XHTML):
592: curp->outdata = xhtml_alloc(curp->outopts);
593: break;
1.43 kristaps 594: case (OUTT_HTML):
1.44 kristaps 595: curp->outdata = html_alloc(curp->outopts);
1.85 kristaps 596: break;
597: case (OUTT_ASCII):
598: curp->outdata = ascii_alloc(curp->outopts);
1.86 kristaps 599: curp->outfree = ascii_free;
1.85 kristaps 600: break;
601: case (OUTT_PS):
602: curp->outdata = ps_alloc();
1.86 kristaps 603: curp->outfree = ps_free;
1.85 kristaps 604: break;
605: default:
606: break;
607: }
608:
609: switch (curp->outtype) {
610: case (OUTT_HTML):
611: /* FALLTHROUGH */
612: case (OUTT_XHTML):
1.43 kristaps 613: curp->outman = html_man;
614: curp->outmdoc = html_mdoc;
615: curp->outfree = html_free;
616: break;
1.22 kristaps 617: case (OUTT_TREE):
618: curp->outman = tree_man;
619: curp->outmdoc = tree_mdoc;
620: break;
1.85 kristaps 621: case (OUTT_ASCII):
622: /* FALLTHROUGH */
623: case (OUTT_PS):
1.22 kristaps 624: curp->outman = terminal_man;
625: curp->outmdoc = terminal_mdoc;
626: break;
1.85 kristaps 627: default:
628: break;
1.22 kristaps 629: }
630: }
631:
632: /* Execute the out device, if it exists. */
633:
634: if (man && curp->outman)
1.42 kristaps 635: (*curp->outman)(curp->outdata, man);
1.22 kristaps 636: if (mdoc && curp->outmdoc)
1.42 kristaps 637: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 638:
1.64 kristaps 639: cleanup:
1.92 ! kristaps 640: memset(&curp->regs, 0, sizeof(struct regset));
1.71 kristaps 641: if (mdoc)
642: mdoc_reset(mdoc);
643: if (man)
644: man_reset(man);
645: if (roff)
646: roff_reset(roff);
1.66 kristaps 647: if (ln.buf)
648: free(ln.buf);
649: if (with_mmap)
650: munmap(blk.buf, blk.sz);
651: else
652: free(blk.buf);
1.71 kristaps 653:
1.64 kristaps 654: return;
655:
656: bailout:
657: with_error = 1;
658: goto cleanup;
1.19 kristaps 659: }
660:
661:
662: static int
1.22 kristaps 663: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 664: struct man **man, struct mdoc **mdoc)
665: {
1.29 kristaps 666: int i;
1.19 kristaps 667:
668: /*
669: * Try to intuit which kind of manual parser should be used. If
670: * passed in by command-line (-man, -mdoc), then use that
671: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 672: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 673: * default to -man, which is more lenient.
674: */
675:
1.75 kristaps 676: if ('.' == buf[0] || '\'' == buf[0]) {
1.29 kristaps 677: for (i = 1; buf[i]; i++)
678: if (' ' != buf[i] && '\t' != buf[i])
679: break;
680: if (0 == buf[i])
681: return(1);
682: }
1.10 kristaps 683:
1.19 kristaps 684: switch (curp->inttype) {
685: case (INTT_MDOC):
686: if (NULL == curp->mdoc)
687: curp->mdoc = mdoc_init(curp);
688: if (NULL == (*mdoc = curp->mdoc))
689: return(0);
690: return(1);
691: case (INTT_MAN):
692: if (NULL == curp->man)
693: curp->man = man_init(curp);
694: if (NULL == (*man = curp->man))
695: return(0);
696: return(1);
697: default:
698: break;
699: }
700:
701: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
702: if (NULL == curp->mdoc)
703: curp->mdoc = mdoc_init(curp);
704: if (NULL == (*mdoc = curp->mdoc))
705: return(0);
706: return(1);
707: }
708:
709: if (NULL == curp->man)
710: curp->man = man_init(curp);
711: if (NULL == (*man = curp->man))
712: return(0);
713: return(1);
1.10 kristaps 714: }
715:
716:
717: static int
718: moptions(enum intt *tflags, char *arg)
719: {
720:
1.17 kristaps 721: if (0 == strcmp(arg, "doc"))
1.10 kristaps 722: *tflags = INTT_MDOC;
1.19 kristaps 723: else if (0 == strcmp(arg, "andoc"))
724: *tflags = INTT_AUTO;
1.17 kristaps 725: else if (0 == strcmp(arg, "an"))
1.10 kristaps 726: *tflags = INTT_MAN;
727: else {
1.57 kristaps 728: fprintf(stderr, "%s: Bad argument\n", arg);
1.10 kristaps 729: return(0);
730: }
731:
732: return(1);
1.1 kristaps 733: }
734:
735:
736: static int
1.60 kristaps 737: toptions(struct curparse *curp, char *arg)
1.1 kristaps 738: {
739:
740: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 741: curp->outtype = OUTT_ASCII;
742: else if (0 == strcmp(arg, "lint")) {
743: curp->outtype = OUTT_LINT;
744: curp->wflags |= WARN_WALL;
745: curp->fflags |= FL_STRICT;
746: }
1.1 kristaps 747: else if (0 == strcmp(arg, "tree"))
1.60 kristaps 748: curp->outtype = OUTT_TREE;
1.43 kristaps 749: else if (0 == strcmp(arg, "html"))
1.60 kristaps 750: curp->outtype = OUTT_HTML;
1.59 kristaps 751: else if (0 == strcmp(arg, "xhtml"))
1.60 kristaps 752: curp->outtype = OUTT_XHTML;
1.85 kristaps 753: else if (0 == strcmp(arg, "ps"))
754: curp->outtype = OUTT_PS;
1.1 kristaps 755: else {
1.57 kristaps 756: fprintf(stderr, "%s: Bad argument\n", arg);
1.1 kristaps 757: return(0);
758: }
759:
760: return(1);
761: }
762:
763:
764: static int
765: foptions(int *fflags, char *arg)
766: {
1.34 kristaps 767: char *v, *o;
1.50 kristaps 768: const char *toks[8];
1.1 kristaps 769:
770: toks[0] = "ign-scope";
1.24 kristaps 771: toks[1] = "no-ign-escape";
772: toks[2] = "no-ign-macro";
1.62 kristaps 773: toks[3] = "ign-errors";
774: toks[4] = "strict";
775: toks[5] = "ign-escape";
776: toks[6] = NULL;
1.1 kristaps 777:
1.34 kristaps 778: while (*arg) {
779: o = arg;
1.45 kristaps 780: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 781: case (0):
1.60 kristaps 782: *fflags |= FL_IGN_SCOPE;
1.1 kristaps 783: break;
784: case (1):
1.60 kristaps 785: *fflags |= FL_NIGN_ESCAPE;
1.1 kristaps 786: break;
787: case (2):
1.60 kristaps 788: *fflags |= FL_NIGN_MACRO;
1.1 kristaps 789: break;
1.20 kristaps 790: case (3):
1.62 kristaps 791: *fflags |= FL_IGN_ERRORS;
1.24 kristaps 792: break;
793: case (4):
1.62 kristaps 794: *fflags |= FL_STRICT;
1.39 kristaps 795: break;
796: case (5):
1.60 kristaps 797: *fflags &= ~FL_NIGN_ESCAPE;
1.50 kristaps 798: break;
1.1 kristaps 799: default:
1.57 kristaps 800: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 801: return(0);
802: }
1.34 kristaps 803: }
1.1 kristaps 804:
805: return(1);
806: }
807:
808:
809: static int
810: woptions(int *wflags, char *arg)
811: {
1.34 kristaps 812: char *v, *o;
1.45 kristaps 813: const char *toks[3];
1.1 kristaps 814:
815: toks[0] = "all";
1.36 kristaps 816: toks[1] = "error";
817: toks[2] = NULL;
1.1 kristaps 818:
1.34 kristaps 819: while (*arg) {
820: o = arg;
1.45 kristaps 821: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 822: case (0):
823: *wflags |= WARN_WALL;
824: break;
825: case (1):
826: *wflags |= WARN_WERR;
827: break;
828: default:
1.57 kristaps 829: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 830: return(0);
831: }
1.34 kristaps 832: }
1.1 kristaps 833:
834: return(1);
835: }
836:
837:
1.71 kristaps 838: static int
839: mmsg(enum mandocerr t, void *arg, int ln, int col, const char *msg)
840: {
841: struct curparse *cp;
842:
843: cp = (struct curparse *)arg;
844:
1.79 kristaps 845: if (t <= MANDOCERR_ERROR) {
846: if ( ! (cp->wflags & WARN_WALL))
847: return(1);
848: with_warning = 1;
849: } else
850: with_error = 1;
851:
1.73 kristaps 852: fprintf(stderr, "%s:%d:%d: %s", cp->file,
853: ln, col + 1, mandocerrs[t]);
854:
855: if (msg)
856: fprintf(stderr, ": %s", msg);
1.71 kristaps 857:
1.73 kristaps 858: fputc('\n', stderr);
1.79 kristaps 859:
860: /* This is superfluous, but whatever. */
861: if (t > MANDOCERR_ERROR)
862: return(0);
863: if (cp->wflags & WARN_WERR) {
864: with_error = 1;
865: return(0);
866: }
1.71 kristaps 867: return(1);
868: }
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