Annotation of mandoc/main.c, Revision 1.98
1.98 ! kristaps 1: /* $Id: main.c,v 1.97 2010/07/04 22:04:04 schwarze Exp $ */
1.1 kristaps 2: /*
1.97 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
1.25 kristaps 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: *
1.25 kristaps 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: */
1.58 kristaps 18: #ifdef HAVE_CONFIG_H
19: #include "config.h"
20: #endif
21:
1.66 kristaps 22: #include <sys/mman.h>
1.1 kristaps 23: #include <sys/stat.h>
24:
25: #include <assert.h>
26: #include <fcntl.h>
27: #include <stdio.h>
1.45 kristaps 28: #include <stdint.h>
1.1 kristaps 29: #include <stdlib.h>
30: #include <string.h>
31: #include <unistd.h>
32:
1.71 kristaps 33: #include "mandoc.h"
1.90 kristaps 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",
1.94 schwarze 102:
103: "generic warning",
104:
1.79 kristaps 105: "text should be uppercase",
1.81 kristaps 106: "sections out of conventional order",
1.79 kristaps 107: "section name repeats",
108: "out of order prologue",
109: "repeated prologue entry",
110: "list type must come first",
111: "bad standard",
112: "bad library",
113: "bad escape sequence",
114: "unterminated quoted string",
115: "argument requires the width argument",
116: "superfluous width argument",
1.88 kristaps 117: "ignoring argument",
1.79 kristaps 118: "bad date argument",
119: "bad width argument",
1.81 kristaps 120: "unknown manual section",
1.79 kristaps 121: "section not in conventional manual section",
122: "end of line whitespace",
1.95 schwarze 123: "blocks badly nested",
1.79 kristaps 124: "scope open on exit",
1.94 schwarze 125:
126: "generic error",
127:
1.79 kristaps 128: "NAME section must come first",
129: "bad Boolean value",
130: "child violates parent syntax",
131: "bad AT&T symbol",
132: "list type repeated",
133: "display type repeated",
134: "argument repeated",
135: "manual name not yet set",
136: "obsolete macro ignored",
137: "empty macro ignored",
138: "macro not allowed in body",
139: "macro not allowed in prologue",
140: "bad character",
141: "bad NAME section contents",
142: "no blank lines",
143: "no text in this context",
144: "bad comment style",
145: "unknown macro will be lost",
146: "line scope broken",
147: "argument count wrong",
148: "request scope close w/none open",
149: "scope already open",
150: "macro requires line argument(s)",
151: "macro requires body argument(s)",
152: "macro requires argument(s)",
153: "no title in document",
1.82 kristaps 154: "missing list type",
1.87 kristaps 155: "missing display type",
1.96 kristaps 156: "missing font type",
1.79 kristaps 157: "line argument(s) will be lost",
158: "body argument(s) will be lost",
1.94 schwarze 159:
160: "generic fatal error",
161:
1.80 kristaps 162: "column syntax is inconsistent",
1.79 kristaps 163: "displays may not be nested",
1.87 kristaps 164: "unsupported display type",
1.95 schwarze 165: "blocks badly nested",
166: "no such block is open",
1.79 kristaps 167: "scope broken, syntax violated",
168: "line scope broken, syntax violated",
169: "argument count wrong, violates syntax",
170: "child violates parent syntax",
171: "argument count wrong, violates syntax",
172: "no document body",
173: "no document prologue",
174: "utsname system call failed",
175: "memory exhausted",
1.5 kristaps 176: };
1.1 kristaps 177:
1.66 kristaps 178: static void fdesc(struct curparse *);
179: static void ffile(const char *, struct curparse *);
1.1 kristaps 180: static int foptions(int *, char *);
1.66 kristaps 181: static struct man *man_init(struct curparse *);
182: static struct mdoc *mdoc_init(struct curparse *);
1.71 kristaps 183: static struct roff *roff_init(struct curparse *);
1.10 kristaps 184: static int moptions(enum intt *, char *);
1.71 kristaps 185: static int mmsg(enum mandocerr, void *,
186: int, int, const char *);
1.22 kristaps 187: static int pset(const char *, int, struct curparse *,
1.19 kristaps 188: struct man **, struct mdoc **);
1.66 kristaps 189: static int toptions(struct curparse *, char *);
190: static void usage(void) __attribute__((noreturn));
1.55 kristaps 191: static void version(void) __attribute__((noreturn));
1.66 kristaps 192: static int woptions(int *, char *);
1.1 kristaps 193:
1.54 kristaps 194: static const char *progname;
1.94 schwarze 195: static int with_fatal;
196: static int with_error;
1.1 kristaps 197:
198: int
199: main(int argc, char *argv[])
200: {
1.64 kristaps 201: int c;
1.5 kristaps 202: struct curparse curp;
1.1 kristaps 203:
1.54 kristaps 204: progname = strrchr(argv[0], '/');
205: if (progname == NULL)
206: progname = argv[0];
207: else
208: ++progname;
209:
1.51 kristaps 210: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 211:
1.19 kristaps 212: curp.inttype = INTT_AUTO;
1.22 kristaps 213: curp.outtype = OUTT_ASCII;
1.19 kristaps 214:
1.1 kristaps 215: /* LINTED */
1.47 kristaps 216: while (-1 != (c = getopt(argc, argv, "f:m:O:T:VW:")))
1.1 kristaps 217: switch (c) {
218: case ('f'):
1.19 kristaps 219: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 220: return(EXIT_FAILURE);
1.1 kristaps 221: break;
1.10 kristaps 222: case ('m'):
1.19 kristaps 223: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 224: return(EXIT_FAILURE);
1.10 kristaps 225: break;
1.48 kristaps 226: case ('O'):
1.49 kristaps 227: (void)strlcat(curp.outopts, optarg, BUFSIZ);
228: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 229: break;
1.1 kristaps 230: case ('T'):
1.60 kristaps 231: if ( ! toptions(&curp, optarg))
1.32 kristaps 232: return(EXIT_FAILURE);
1.1 kristaps 233: break;
234: case ('W'):
1.5 kristaps 235: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 236: return(EXIT_FAILURE);
1.1 kristaps 237: break;
238: case ('V'):
239: version();
240: /* NOTREACHED */
241: default:
242: usage();
243: /* NOTREACHED */
244: }
245:
246: argc -= optind;
247: argv += optind;
248:
1.30 kristaps 249: if (NULL == *argv) {
250: curp.file = "<stdin>";
251: curp.fd = STDIN_FILENO;
1.39 kristaps 252:
1.66 kristaps 253: fdesc(&curp);
1.64 kristaps 254: }
255:
256: while (*argv) {
1.66 kristaps 257: ffile(*argv, &curp);
1.64 kristaps 258:
1.94 schwarze 259: if (with_fatal && !(curp.fflags & FL_IGN_ERRORS))
1.64 kristaps 260: break;
261: ++argv;
1.1 kristaps 262: }
263:
1.22 kristaps 264: if (curp.outfree)
265: (*curp.outfree)(curp.outdata);
1.71 kristaps 266: if (curp.mdoc)
267: mdoc_free(curp.mdoc);
268: if (curp.man)
269: man_free(curp.man);
270: if (curp.roff)
271: roff_free(curp.roff);
1.1 kristaps 272:
1.94 schwarze 273: return((with_fatal || with_error) ?
1.66 kristaps 274: EXIT_FAILURE : EXIT_SUCCESS);
1.1 kristaps 275: }
276:
277:
1.55 kristaps 278: static void
1.1 kristaps 279: version(void)
280: {
281:
1.54 kristaps 282: (void)printf("%s %s\n", progname, VERSION);
1.18 kristaps 283: exit(EXIT_SUCCESS);
1.1 kristaps 284: }
285:
286:
1.55 kristaps 287: static void
1.1 kristaps 288: usage(void)
289: {
290:
1.61 kristaps 291: (void)fprintf(stderr, "usage: %s [-V] [-foption] "
1.48 kristaps 292: "[-mformat] [-Ooption] [-Toutput] "
1.61 kristaps 293: "[-Werr] [file...]\n", progname);
1.18 kristaps 294: exit(EXIT_FAILURE);
1.1 kristaps 295: }
296:
297:
1.19 kristaps 298: static struct man *
299: man_init(struct curparse *curp)
300: {
301: int pflags;
302:
1.30 kristaps 303: /* Defaults from mandoc.1. */
1.27 kristaps 304:
1.62 kristaps 305: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE;
1.27 kristaps 306:
1.60 kristaps 307: if (curp->fflags & FL_NIGN_MACRO)
1.20 kristaps 308: pflags &= ~MAN_IGN_MACRO;
1.60 kristaps 309: if (curp->fflags & FL_NIGN_ESCAPE)
1.33 kristaps 310: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 311:
1.92 kristaps 312: return(man_alloc(&curp->regs, curp, pflags, mmsg));
1.19 kristaps 313: }
314:
315:
1.71 kristaps 316: static struct roff *
317: roff_init(struct curparse *curp)
318: {
319:
1.92 kristaps 320: return(roff_alloc(&curp->regs, mmsg, curp));
1.71 kristaps 321: }
322:
323:
1.19 kristaps 324: static struct mdoc *
325: mdoc_init(struct curparse *curp)
326: {
327: int pflags;
328:
1.30 kristaps 329: /* Defaults from mandoc.1. */
1.27 kristaps 330:
1.62 kristaps 331: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE;
1.19 kristaps 332:
1.60 kristaps 333: if (curp->fflags & FL_IGN_SCOPE)
1.19 kristaps 334: pflags |= MDOC_IGN_SCOPE;
1.60 kristaps 335: if (curp->fflags & FL_NIGN_ESCAPE)
1.24 kristaps 336: pflags &= ~MDOC_IGN_ESCAPE;
1.60 kristaps 337: if (curp->fflags & FL_NIGN_MACRO)
1.24 kristaps 338: pflags &= ~MDOC_IGN_MACRO;
1.19 kristaps 339:
1.92 kristaps 340: return(mdoc_alloc(&curp->regs, curp, pflags, mmsg));
1.19 kristaps 341: }
342:
343:
1.64 kristaps 344: static void
1.66 kristaps 345: ffile(const char *file, struct curparse *curp)
1.1 kristaps 346: {
347:
1.19 kristaps 348: curp->file = file;
349: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
1.53 kristaps 350: perror(curp->file);
1.94 schwarze 351: with_fatal = 1;
1.64 kristaps 352: return;
1.1 kristaps 353: }
354:
1.66 kristaps 355: fdesc(curp);
1.1 kristaps 356:
1.19 kristaps 357: if (-1 == close(curp->fd))
1.53 kristaps 358: perror(curp->file);
1.1 kristaps 359: }
360:
361:
1.66 kristaps 362: static int
1.68 joerg 363: resize_buf(struct buf *buf, size_t initial)
364: {
365: void *tmp;
366: size_t sz;
367:
368: if (buf->sz == 0)
369: sz = initial;
370: else
371: sz = 2 * buf->sz;
372: tmp = realloc(buf->buf, sz);
373: if (NULL == tmp) {
374: perror(NULL);
375: return(0);
376: }
377: buf->buf = tmp;
378: buf->sz = sz;
379: return(1);
380: }
381:
382:
383: static int
1.66 kristaps 384: read_whole_file(struct curparse *curp, struct buf *fb, int *with_mmap)
385: {
386: struct stat st;
1.68 joerg 387: size_t off;
1.66 kristaps 388: ssize_t ssz;
389:
390: if (-1 == fstat(curp->fd, &st)) {
391: perror(curp->file);
1.94 schwarze 392: with_fatal = 1;
1.66 kristaps 393: return(0);
394: }
395:
396: /*
397: * If we're a regular file, try just reading in the whole entry
398: * via mmap(). This is faster than reading it into blocks, and
399: * since each file is only a few bytes to begin with, I'm not
400: * concerned that this is going to tank any machines.
401: */
402:
403: if (S_ISREG(st.st_mode)) {
404: if (st.st_size >= (1U << 31)) {
405: fprintf(stderr, "%s: input too large\n",
406: curp->file);
1.94 schwarze 407: with_fatal = 1;
1.66 kristaps 408: return(0);
409: }
410: *with_mmap = 1;
1.71 kristaps 411: fb->sz = (size_t)st.st_size;
1.66 kristaps 412: fb->buf = mmap(NULL, fb->sz, PROT_READ,
1.83 joerg 413: MAP_FILE|MAP_SHARED, curp->fd, 0);
1.66 kristaps 414: if (fb->buf != MAP_FAILED)
415: return(1);
416: }
417:
418: /*
419: * If this isn't a regular file (like, say, stdin), then we must
420: * go the old way and just read things in bit by bit.
421: */
422:
423: *with_mmap = 0;
424: off = 0;
425: fb->sz = 0;
426: fb->buf = NULL;
427: for (;;) {
428: if (off == fb->sz) {
429: if (fb->sz == (1U << 31)) {
430: fprintf(stderr, "%s: input too large\n",
431: curp->file);
432: break;
433: }
1.68 joerg 434: if (! resize_buf(fb, 65536))
1.66 kristaps 435: break;
436: }
1.71 kristaps 437: ssz = read(curp->fd, fb->buf + (int)off, fb->sz - off);
1.66 kristaps 438: if (ssz == 0) {
439: fb->sz = off;
440: return(1);
441: }
442: if (ssz == -1) {
443: perror(curp->file);
444: break;
445: }
1.71 kristaps 446: off += (size_t)ssz;
1.66 kristaps 447: }
448:
449: free(fb->buf);
450: fb->buf = NULL;
1.94 schwarze 451: with_fatal = 1;
1.66 kristaps 452: return(0);
453: }
454:
455:
1.64 kristaps 456: static void
1.66 kristaps 457: fdesc(struct curparse *curp)
1.1 kristaps 458: {
1.66 kristaps 459: struct buf ln, blk;
1.76 kristaps 460: int i, pos, lnn, lnn_start, with_mmap, of;
1.71 kristaps 461: enum rofferr re;
1.19 kristaps 462: struct man *man;
463: struct mdoc *mdoc;
1.71 kristaps 464: struct roff *roff;
1.10 kristaps 465:
1.19 kristaps 466: man = NULL;
467: mdoc = NULL;
1.71 kristaps 468: roff = NULL;
1.92 kristaps 469:
1.66 kristaps 470: memset(&ln, 0, sizeof(struct buf));
1.1 kristaps 471:
472: /*
1.70 joerg 473: * Two buffers: ln and buf. buf is the input file and may be
474: * memory mapped. ln is a line buffer and grows on-demand.
1.1 kristaps 475: */
476:
1.71 kristaps 477: if ( ! read_whole_file(curp, &blk, &with_mmap))
1.64 kristaps 478: return;
1.1 kristaps 479:
1.71 kristaps 480: if (NULL == curp->roff)
481: curp->roff = roff_init(curp);
482: if (NULL == (roff = curp->roff))
483: goto bailout;
484:
1.70 joerg 485: for (i = 0, lnn = 1; i < (int)blk.sz;) {
486: pos = 0;
487: lnn_start = lnn;
488: while (i < (int)blk.sz) {
489: if ('\n' == blk.buf[i]) {
490: ++i;
491: ++lnn;
492: break;
493: }
494: /* Trailing backslash is like a plain character. */
495: if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) {
496: if (pos >= (int)ln.sz)
497: if (! resize_buf(&ln, 256))
498: goto bailout;
499: ln.buf[pos++] = blk.buf[i++];
1.67 joerg 500: continue;
1.70 joerg 501: }
502: /* Found an escape and at least one other character. */
503: if ('\n' == blk.buf[i + 1]) {
504: /* Escaped newlines are skipped over */
505: i += 2;
506: ++lnn;
1.67 joerg 507: continue;
508: }
1.70 joerg 509: if ('"' == blk.buf[i + 1]) {
510: i += 2;
511: /* Comment, skip to end of line */
512: for (; i < (int)blk.sz; ++i) {
513: if ('\n' == blk.buf[i]) {
514: ++i;
515: ++lnn;
516: break;
517: }
518: }
519: /* Backout trailing whitespaces */
520: for (; pos > 0; --pos) {
521: if (ln.buf[pos - 1] != ' ')
522: break;
523: if (pos > 2 && ln.buf[pos - 2] == '\\')
524: break;
525: }
526: break;
527: }
528: /* Some other escape sequence, copy and continue. */
529: if (pos + 1 >= (int)ln.sz)
530: if (! resize_buf(&ln, 256))
531: goto bailout;
1.1 kristaps 532:
1.70 joerg 533: ln.buf[pos++] = blk.buf[i++];
534: ln.buf[pos++] = blk.buf[i++];
1.67 joerg 535: }
1.1 kristaps 536:
1.70 joerg 537: if (pos >= (int)ln.sz)
538: if (! resize_buf(&ln, 256))
539: goto bailout;
1.71 kristaps 540: ln.buf[pos] = '\0';
541:
1.76 kristaps 542: /*
543: * A significant amount of complexity is contained by
544: * the roff preprocessor. It's line-oriented but can be
545: * expressed on one line, so we need at times to
546: * readjust our starting point and re-run it. The roff
547: * preprocessor can also readjust the buffers with new
548: * data, so we pass them in wholesale.
549: */
550:
551: of = 0;
552: do {
1.92 kristaps 553: re = roff_parseln(roff, lnn_start,
1.76 kristaps 554: &ln.buf, &ln.sz, of, &of);
555: } while (ROFF_RERUN == re);
556:
1.71 kristaps 557: if (ROFF_IGN == re)
558: continue;
559: else if (ROFF_ERR == re)
560: goto bailout;
1.29 kristaps 561:
1.76 kristaps 562: /*
563: * If input parsers have not been allocated, do so now.
564: * We keep these instanced betwen parsers, but set them
565: * locally per parse routine since we can use different
566: * parsers with each one.
567: */
1.19 kristaps 568:
1.76 kristaps 569: if ( ! (man || mdoc))
570: if ( ! pset(ln.buf + of, pos - of, curp, &man, &mdoc))
571: goto bailout;
1.19 kristaps 572:
1.76 kristaps 573: /* Lastly, push down into the parsers themselves. */
1.30 kristaps 574:
1.92 kristaps 575: if (man && ! man_parseln(man, lnn_start, ln.buf, of))
1.67 joerg 576: goto bailout;
1.92 kristaps 577: if (mdoc && ! mdoc_parseln(mdoc, lnn_start, ln.buf, of))
1.67 joerg 578: goto bailout;
1.1 kristaps 579: }
580:
1.29 kristaps 581: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 582:
1.22 kristaps 583: if ( ! (man || mdoc)) {
1.53 kristaps 584: fprintf(stderr, "%s: Not a manual\n", curp->file);
1.64 kristaps 585: goto bailout;
1.22 kristaps 586: }
1.76 kristaps 587:
588: /* Clean up the parse routine ASTs. */
1.22 kristaps 589:
590: if (mdoc && ! mdoc_endparse(mdoc))
1.64 kristaps 591: goto bailout;
1.22 kristaps 592: if (man && ! man_endparse(man))
1.64 kristaps 593: goto bailout;
1.71 kristaps 594: if (roff && ! roff_endparse(roff))
595: goto bailout;
1.19 kristaps 596:
1.29 kristaps 597: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 598:
599: if ( ! (curp->outman && curp->outmdoc)) {
600: switch (curp->outtype) {
1.59 kristaps 601: case (OUTT_XHTML):
602: curp->outdata = xhtml_alloc(curp->outopts);
603: break;
1.43 kristaps 604: case (OUTT_HTML):
1.44 kristaps 605: curp->outdata = html_alloc(curp->outopts);
1.85 kristaps 606: break;
607: case (OUTT_ASCII):
608: curp->outdata = ascii_alloc(curp->outopts);
1.86 kristaps 609: curp->outfree = ascii_free;
1.85 kristaps 610: break;
611: case (OUTT_PS):
1.93 kristaps 612: curp->outdata = ps_alloc(curp->outopts);
1.86 kristaps 613: curp->outfree = ps_free;
1.85 kristaps 614: break;
615: default:
616: break;
617: }
618:
619: switch (curp->outtype) {
620: case (OUTT_HTML):
621: /* FALLTHROUGH */
622: case (OUTT_XHTML):
1.43 kristaps 623: curp->outman = html_man;
624: curp->outmdoc = html_mdoc;
625: curp->outfree = html_free;
626: break;
1.22 kristaps 627: case (OUTT_TREE):
628: curp->outman = tree_man;
629: curp->outmdoc = tree_mdoc;
630: break;
1.85 kristaps 631: case (OUTT_ASCII):
632: /* FALLTHROUGH */
633: case (OUTT_PS):
1.22 kristaps 634: curp->outman = terminal_man;
635: curp->outmdoc = terminal_mdoc;
636: break;
1.85 kristaps 637: default:
638: break;
1.22 kristaps 639: }
640: }
641:
642: /* Execute the out device, if it exists. */
643:
644: if (man && curp->outman)
1.42 kristaps 645: (*curp->outman)(curp->outdata, man);
1.22 kristaps 646: if (mdoc && curp->outmdoc)
1.42 kristaps 647: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 648:
1.64 kristaps 649: cleanup:
1.92 kristaps 650: memset(&curp->regs, 0, sizeof(struct regset));
1.71 kristaps 651: if (mdoc)
652: mdoc_reset(mdoc);
653: if (man)
654: man_reset(man);
655: if (roff)
656: roff_reset(roff);
1.66 kristaps 657: if (ln.buf)
658: free(ln.buf);
659: if (with_mmap)
660: munmap(blk.buf, blk.sz);
661: else
662: free(blk.buf);
1.71 kristaps 663:
1.64 kristaps 664: return;
665:
666: bailout:
1.94 schwarze 667: with_fatal = 1;
1.64 kristaps 668: goto cleanup;
1.19 kristaps 669: }
670:
671:
672: static int
1.22 kristaps 673: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 674: struct man **man, struct mdoc **mdoc)
675: {
1.29 kristaps 676: int i;
1.19 kristaps 677:
678: /*
679: * Try to intuit which kind of manual parser should be used. If
680: * passed in by command-line (-man, -mdoc), then use that
681: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 682: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 683: * default to -man, which is more lenient.
684: */
685:
1.75 kristaps 686: if ('.' == buf[0] || '\'' == buf[0]) {
1.29 kristaps 687: for (i = 1; buf[i]; i++)
688: if (' ' != buf[i] && '\t' != buf[i])
689: break;
690: if (0 == buf[i])
691: return(1);
692: }
1.10 kristaps 693:
1.19 kristaps 694: switch (curp->inttype) {
695: case (INTT_MDOC):
696: if (NULL == curp->mdoc)
697: curp->mdoc = mdoc_init(curp);
698: if (NULL == (*mdoc = curp->mdoc))
699: return(0);
700: return(1);
701: case (INTT_MAN):
702: if (NULL == curp->man)
703: curp->man = man_init(curp);
704: if (NULL == (*man = curp->man))
705: return(0);
706: return(1);
707: default:
708: break;
709: }
710:
711: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
712: if (NULL == curp->mdoc)
713: curp->mdoc = mdoc_init(curp);
714: if (NULL == (*mdoc = curp->mdoc))
715: return(0);
716: return(1);
717: }
718:
719: if (NULL == curp->man)
720: curp->man = man_init(curp);
721: if (NULL == (*man = curp->man))
722: return(0);
723: return(1);
1.10 kristaps 724: }
725:
726:
727: static int
728: moptions(enum intt *tflags, char *arg)
729: {
730:
1.17 kristaps 731: if (0 == strcmp(arg, "doc"))
1.10 kristaps 732: *tflags = INTT_MDOC;
1.19 kristaps 733: else if (0 == strcmp(arg, "andoc"))
734: *tflags = INTT_AUTO;
1.17 kristaps 735: else if (0 == strcmp(arg, "an"))
1.10 kristaps 736: *tflags = INTT_MAN;
737: else {
1.57 kristaps 738: fprintf(stderr, "%s: Bad argument\n", arg);
1.10 kristaps 739: return(0);
740: }
741:
742: return(1);
1.1 kristaps 743: }
744:
745:
746: static int
1.60 kristaps 747: toptions(struct curparse *curp, char *arg)
1.1 kristaps 748: {
749:
750: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 751: curp->outtype = OUTT_ASCII;
752: else if (0 == strcmp(arg, "lint")) {
753: curp->outtype = OUTT_LINT;
754: curp->wflags |= WARN_WALL;
755: curp->fflags |= FL_STRICT;
756: }
1.1 kristaps 757: else if (0 == strcmp(arg, "tree"))
1.60 kristaps 758: curp->outtype = OUTT_TREE;
1.43 kristaps 759: else if (0 == strcmp(arg, "html"))
1.60 kristaps 760: curp->outtype = OUTT_HTML;
1.59 kristaps 761: else if (0 == strcmp(arg, "xhtml"))
1.60 kristaps 762: curp->outtype = OUTT_XHTML;
1.85 kristaps 763: else if (0 == strcmp(arg, "ps"))
764: curp->outtype = OUTT_PS;
1.1 kristaps 765: else {
1.57 kristaps 766: fprintf(stderr, "%s: Bad argument\n", arg);
1.1 kristaps 767: return(0);
768: }
769:
770: return(1);
771: }
772:
773:
774: static int
775: foptions(int *fflags, char *arg)
776: {
1.34 kristaps 777: char *v, *o;
1.50 kristaps 778: const char *toks[8];
1.1 kristaps 779:
780: toks[0] = "ign-scope";
1.24 kristaps 781: toks[1] = "no-ign-escape";
782: toks[2] = "no-ign-macro";
1.62 kristaps 783: toks[3] = "ign-errors";
784: toks[4] = "strict";
785: toks[5] = "ign-escape";
786: toks[6] = NULL;
1.1 kristaps 787:
1.34 kristaps 788: while (*arg) {
789: o = arg;
1.45 kristaps 790: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 791: case (0):
1.60 kristaps 792: *fflags |= FL_IGN_SCOPE;
1.1 kristaps 793: break;
794: case (1):
1.60 kristaps 795: *fflags |= FL_NIGN_ESCAPE;
1.1 kristaps 796: break;
797: case (2):
1.60 kristaps 798: *fflags |= FL_NIGN_MACRO;
1.1 kristaps 799: break;
1.20 kristaps 800: case (3):
1.62 kristaps 801: *fflags |= FL_IGN_ERRORS;
1.24 kristaps 802: break;
803: case (4):
1.62 kristaps 804: *fflags |= FL_STRICT;
1.39 kristaps 805: break;
806: case (5):
1.60 kristaps 807: *fflags &= ~FL_NIGN_ESCAPE;
1.50 kristaps 808: break;
1.1 kristaps 809: default:
1.57 kristaps 810: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 811: return(0);
812: }
1.34 kristaps 813: }
1.1 kristaps 814:
815: return(1);
816: }
817:
818:
819: static int
820: woptions(int *wflags, char *arg)
821: {
1.34 kristaps 822: char *v, *o;
1.45 kristaps 823: const char *toks[3];
1.1 kristaps 824:
825: toks[0] = "all";
1.36 kristaps 826: toks[1] = "error";
827: toks[2] = NULL;
1.1 kristaps 828:
1.34 kristaps 829: while (*arg) {
830: o = arg;
1.45 kristaps 831: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 832: case (0):
833: *wflags |= WARN_WALL;
834: break;
835: case (1):
836: *wflags |= WARN_WERR;
837: break;
838: default:
1.57 kristaps 839: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 840: return(0);
841: }
1.34 kristaps 842: }
1.1 kristaps 843:
844: return(1);
845: }
846:
847:
1.71 kristaps 848: static int
849: mmsg(enum mandocerr t, void *arg, int ln, int col, const char *msg)
850: {
851: struct curparse *cp;
1.94 schwarze 852: const char *level;
853: int rc;
1.71 kristaps 854:
855: cp = (struct curparse *)arg;
1.94 schwarze 856: level = NULL;
857: rc = 1;
1.71 kristaps 858:
1.94 schwarze 859: if (t >= MANDOCERR_FATAL) {
860: with_fatal = 1;
861: level = "FATAL";
862: rc = 0;
863: } else {
864: if ( ! (WARN_WALL & cp->wflags))
1.79 kristaps 865: return(1);
1.94 schwarze 866: if (t >= MANDOCERR_ERROR) {
867: with_error = 1;
868: level = "ERROR";
869: }
870: if (WARN_WERR & cp->wflags) {
871: with_fatal = 1;
872: rc = 0;
873: }
874: }
1.73 kristaps 875:
1.94 schwarze 876: fprintf(stderr, "%s:%d:%d:", cp->file, ln, col + 1);
877: if (level)
878: fprintf(stderr, " %s:", level);
879: fprintf(stderr, " %s", mandocerrs[t]);
1.73 kristaps 880: if (msg)
881: fprintf(stderr, ": %s", msg);
882: fputc('\n', stderr);
1.79 kristaps 883:
1.94 schwarze 884: return(rc);
1.71 kristaps 885: }
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