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