Annotation of mandoc/main.c, Revision 1.94
1.94 ! schwarze 1: /* $Id: main.c,v 1.93 2010/06/29 14:53:14 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",
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",
123: "scope open on exit",
1.94 ! schwarze 124:
! 125: "generic error",
! 126:
1.79 kristaps 127: "NAME section must come first",
128: "bad Boolean value",
129: "child violates parent syntax",
130: "bad AT&T symbol",
131: "list type repeated",
132: "display type repeated",
133: "argument repeated",
134: "manual name not yet set",
135: "obsolete macro ignored",
136: "empty macro ignored",
137: "macro not allowed in body",
138: "macro not allowed in prologue",
139: "bad character",
140: "bad NAME section contents",
141: "no blank lines",
142: "no text in this context",
143: "bad comment style",
144: "unknown macro will be lost",
145: "line scope broken",
146: "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",
1.79 kristaps 156: "line argument(s) will be lost",
157: "body argument(s) will be lost",
1.94 ! schwarze 158:
! 159: "generic fatal error",
! 160:
1.80 kristaps 161: "column syntax is inconsistent",
1.79 kristaps 162: "missing font type",
163: "displays may not be nested",
1.87 kristaps 164: "unsupported display type",
1.79 kristaps 165: "no scope to rewind: syntax violated",
166: "scope broken, syntax violated",
167: "line scope broken, syntax violated",
168: "argument count wrong, violates syntax",
169: "child violates parent syntax",
170: "argument count wrong, violates syntax",
171: "no document body",
172: "no document prologue",
173: "utsname system call failed",
174: "memory exhausted",
1.5 kristaps 175: };
1.1 kristaps 176:
1.66 kristaps 177: static void fdesc(struct curparse *);
178: static void ffile(const char *, struct curparse *);
1.1 kristaps 179: static int foptions(int *, char *);
1.66 kristaps 180: static struct man *man_init(struct curparse *);
181: static struct mdoc *mdoc_init(struct curparse *);
1.71 kristaps 182: static struct roff *roff_init(struct curparse *);
1.10 kristaps 183: static int moptions(enum intt *, char *);
1.71 kristaps 184: static int mmsg(enum mandocerr, void *,
185: int, int, const char *);
1.22 kristaps 186: static int pset(const char *, int, struct curparse *,
1.19 kristaps 187: struct man **, struct mdoc **);
1.66 kristaps 188: static int toptions(struct curparse *, char *);
189: static void usage(void) __attribute__((noreturn));
1.55 kristaps 190: static void version(void) __attribute__((noreturn));
1.66 kristaps 191: static int woptions(int *, char *);
1.1 kristaps 192:
1.54 kristaps 193: static const char *progname;
1.94 ! schwarze 194: static int with_fatal;
! 195: static int with_error;
1.1 kristaps 196:
197: int
198: main(int argc, char *argv[])
199: {
1.64 kristaps 200: int c;
1.5 kristaps 201: struct curparse curp;
1.1 kristaps 202:
1.54 kristaps 203: progname = strrchr(argv[0], '/');
204: if (progname == NULL)
205: progname = argv[0];
206: else
207: ++progname;
208:
1.51 kristaps 209: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 210:
1.19 kristaps 211: curp.inttype = INTT_AUTO;
1.22 kristaps 212: curp.outtype = OUTT_ASCII;
1.19 kristaps 213:
1.1 kristaps 214: /* LINTED */
1.47 kristaps 215: while (-1 != (c = getopt(argc, argv, "f:m:O:T:VW:")))
1.1 kristaps 216: switch (c) {
217: case ('f'):
1.19 kristaps 218: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 219: return(EXIT_FAILURE);
1.1 kristaps 220: break;
1.10 kristaps 221: case ('m'):
1.19 kristaps 222: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 223: return(EXIT_FAILURE);
1.10 kristaps 224: break;
1.48 kristaps 225: case ('O'):
1.49 kristaps 226: (void)strlcat(curp.outopts, optarg, BUFSIZ);
227: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 228: break;
1.1 kristaps 229: case ('T'):
1.60 kristaps 230: if ( ! toptions(&curp, optarg))
1.32 kristaps 231: return(EXIT_FAILURE);
1.1 kristaps 232: break;
233: case ('W'):
1.5 kristaps 234: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 235: return(EXIT_FAILURE);
1.1 kristaps 236: break;
237: case ('V'):
238: version();
239: /* NOTREACHED */
240: default:
241: usage();
242: /* NOTREACHED */
243: }
244:
245: argc -= optind;
246: argv += optind;
247:
1.30 kristaps 248: if (NULL == *argv) {
249: curp.file = "<stdin>";
250: curp.fd = STDIN_FILENO;
1.39 kristaps 251:
1.66 kristaps 252: fdesc(&curp);
1.64 kristaps 253: }
254:
255: while (*argv) {
1.66 kristaps 256: ffile(*argv, &curp);
1.64 kristaps 257:
1.94 ! schwarze 258: if (with_fatal && !(curp.fflags & FL_IGN_ERRORS))
1.64 kristaps 259: break;
260: ++argv;
1.1 kristaps 261: }
262:
1.22 kristaps 263: if (curp.outfree)
264: (*curp.outfree)(curp.outdata);
1.71 kristaps 265: if (curp.mdoc)
266: mdoc_free(curp.mdoc);
267: if (curp.man)
268: man_free(curp.man);
269: if (curp.roff)
270: roff_free(curp.roff);
1.1 kristaps 271:
1.94 ! schwarze 272: return((with_fatal || with_error) ?
1.66 kristaps 273: EXIT_FAILURE : EXIT_SUCCESS);
1.1 kristaps 274: }
275:
276:
1.55 kristaps 277: static void
1.1 kristaps 278: version(void)
279: {
280:
1.54 kristaps 281: (void)printf("%s %s\n", progname, VERSION);
1.18 kristaps 282: exit(EXIT_SUCCESS);
1.1 kristaps 283: }
284:
285:
1.55 kristaps 286: static void
1.1 kristaps 287: usage(void)
288: {
289:
1.61 kristaps 290: (void)fprintf(stderr, "usage: %s [-V] [-foption] "
1.48 kristaps 291: "[-mformat] [-Ooption] [-Toutput] "
1.61 kristaps 292: "[-Werr] [file...]\n", progname);
1.18 kristaps 293: exit(EXIT_FAILURE);
1.1 kristaps 294: }
295:
296:
1.19 kristaps 297: static struct man *
298: man_init(struct curparse *curp)
299: {
300: int pflags;
301:
1.30 kristaps 302: /* Defaults from mandoc.1. */
1.27 kristaps 303:
1.62 kristaps 304: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE;
1.27 kristaps 305:
1.60 kristaps 306: if (curp->fflags & FL_NIGN_MACRO)
1.20 kristaps 307: pflags &= ~MAN_IGN_MACRO;
1.60 kristaps 308: if (curp->fflags & FL_NIGN_ESCAPE)
1.33 kristaps 309: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 310:
1.92 kristaps 311: return(man_alloc(&curp->regs, curp, pflags, mmsg));
1.19 kristaps 312: }
313:
314:
1.71 kristaps 315: static struct roff *
316: roff_init(struct curparse *curp)
317: {
318:
1.92 kristaps 319: return(roff_alloc(&curp->regs, mmsg, curp));
1.71 kristaps 320: }
321:
322:
1.19 kristaps 323: static struct mdoc *
324: mdoc_init(struct curparse *curp)
325: {
326: int pflags;
327:
1.30 kristaps 328: /* Defaults from mandoc.1. */
1.27 kristaps 329:
1.62 kristaps 330: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE;
1.19 kristaps 331:
1.60 kristaps 332: if (curp->fflags & FL_IGN_SCOPE)
1.19 kristaps 333: pflags |= MDOC_IGN_SCOPE;
1.60 kristaps 334: if (curp->fflags & FL_NIGN_ESCAPE)
1.24 kristaps 335: pflags &= ~MDOC_IGN_ESCAPE;
1.60 kristaps 336: if (curp->fflags & FL_NIGN_MACRO)
1.24 kristaps 337: pflags &= ~MDOC_IGN_MACRO;
1.19 kristaps 338:
1.92 kristaps 339: return(mdoc_alloc(&curp->regs, curp, pflags, mmsg));
1.19 kristaps 340: }
341:
342:
1.64 kristaps 343: static void
1.66 kristaps 344: ffile(const char *file, struct curparse *curp)
1.1 kristaps 345: {
346:
1.19 kristaps 347: curp->file = file;
348: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
1.53 kristaps 349: perror(curp->file);
1.94 ! schwarze 350: with_fatal = 1;
1.64 kristaps 351: return;
1.1 kristaps 352: }
353:
1.66 kristaps 354: fdesc(curp);
1.1 kristaps 355:
1.19 kristaps 356: if (-1 == close(curp->fd))
1.53 kristaps 357: perror(curp->file);
1.1 kristaps 358: }
359:
360:
1.66 kristaps 361: static int
1.68 joerg 362: resize_buf(struct buf *buf, size_t initial)
363: {
364: void *tmp;
365: size_t sz;
366:
367: if (buf->sz == 0)
368: sz = initial;
369: else
370: sz = 2 * buf->sz;
371: tmp = realloc(buf->buf, sz);
372: if (NULL == tmp) {
373: perror(NULL);
374: return(0);
375: }
376: buf->buf = tmp;
377: buf->sz = sz;
378: return(1);
379: }
380:
381:
382: static int
1.66 kristaps 383: read_whole_file(struct curparse *curp, struct buf *fb, int *with_mmap)
384: {
385: struct stat st;
1.68 joerg 386: size_t off;
1.66 kristaps 387: ssize_t ssz;
388:
389: if (-1 == fstat(curp->fd, &st)) {
390: perror(curp->file);
1.94 ! schwarze 391: with_fatal = 1;
1.66 kristaps 392: return(0);
393: }
394:
395: /*
396: * If we're a regular file, try just reading in the whole entry
397: * via mmap(). This is faster than reading it into blocks, and
398: * since each file is only a few bytes to begin with, I'm not
399: * concerned that this is going to tank any machines.
400: */
401:
402: if (S_ISREG(st.st_mode)) {
403: if (st.st_size >= (1U << 31)) {
404: fprintf(stderr, "%s: input too large\n",
405: curp->file);
1.94 ! schwarze 406: with_fatal = 1;
1.66 kristaps 407: return(0);
408: }
409: *with_mmap = 1;
1.71 kristaps 410: fb->sz = (size_t)st.st_size;
1.66 kristaps 411: fb->buf = mmap(NULL, fb->sz, PROT_READ,
1.83 joerg 412: MAP_FILE|MAP_SHARED, curp->fd, 0);
1.66 kristaps 413: if (fb->buf != MAP_FAILED)
414: return(1);
415: }
416:
417: /*
418: * If this isn't a regular file (like, say, stdin), then we must
419: * go the old way and just read things in bit by bit.
420: */
421:
422: *with_mmap = 0;
423: off = 0;
424: fb->sz = 0;
425: fb->buf = NULL;
426: for (;;) {
427: if (off == fb->sz) {
428: if (fb->sz == (1U << 31)) {
429: fprintf(stderr, "%s: input too large\n",
430: curp->file);
431: break;
432: }
1.68 joerg 433: if (! resize_buf(fb, 65536))
1.66 kristaps 434: break;
435: }
1.71 kristaps 436: ssz = read(curp->fd, fb->buf + (int)off, fb->sz - off);
1.66 kristaps 437: if (ssz == 0) {
438: fb->sz = off;
439: return(1);
440: }
441: if (ssz == -1) {
442: perror(curp->file);
443: break;
444: }
1.71 kristaps 445: off += (size_t)ssz;
1.66 kristaps 446: }
447:
448: free(fb->buf);
449: fb->buf = NULL;
1.94 ! schwarze 450: with_fatal = 1;
1.66 kristaps 451: return(0);
452: }
453:
454:
1.64 kristaps 455: static void
1.66 kristaps 456: fdesc(struct curparse *curp)
1.1 kristaps 457: {
1.66 kristaps 458: struct buf ln, blk;
1.76 kristaps 459: int i, pos, lnn, lnn_start, with_mmap, of;
1.71 kristaps 460: enum rofferr re;
1.19 kristaps 461: struct man *man;
462: struct mdoc *mdoc;
1.71 kristaps 463: struct roff *roff;
1.10 kristaps 464:
1.19 kristaps 465: man = NULL;
466: mdoc = NULL;
1.71 kristaps 467: roff = NULL;
1.92 kristaps 468:
1.66 kristaps 469: memset(&ln, 0, sizeof(struct buf));
1.1 kristaps 470:
471: /*
1.70 joerg 472: * Two buffers: ln and buf. buf is the input file and may be
473: * memory mapped. ln is a line buffer and grows on-demand.
1.1 kristaps 474: */
475:
1.71 kristaps 476: if ( ! read_whole_file(curp, &blk, &with_mmap))
1.64 kristaps 477: return;
1.1 kristaps 478:
1.71 kristaps 479: if (NULL == curp->roff)
480: curp->roff = roff_init(curp);
481: if (NULL == (roff = curp->roff))
482: goto bailout;
483:
1.70 joerg 484: for (i = 0, lnn = 1; i < (int)blk.sz;) {
485: pos = 0;
486: lnn_start = lnn;
487: while (i < (int)blk.sz) {
488: if ('\n' == blk.buf[i]) {
489: ++i;
490: ++lnn;
491: break;
492: }
493: /* Trailing backslash is like a plain character. */
494: if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) {
495: if (pos >= (int)ln.sz)
496: if (! resize_buf(&ln, 256))
497: goto bailout;
498: ln.buf[pos++] = blk.buf[i++];
1.67 joerg 499: continue;
1.70 joerg 500: }
501: /* Found an escape and at least one other character. */
502: if ('\n' == blk.buf[i + 1]) {
503: /* Escaped newlines are skipped over */
504: i += 2;
505: ++lnn;
1.67 joerg 506: continue;
507: }
1.70 joerg 508: if ('"' == blk.buf[i + 1]) {
509: i += 2;
510: /* Comment, skip to end of line */
511: for (; i < (int)blk.sz; ++i) {
512: if ('\n' == blk.buf[i]) {
513: ++i;
514: ++lnn;
515: break;
516: }
517: }
518: /* Backout trailing whitespaces */
519: for (; pos > 0; --pos) {
520: if (ln.buf[pos - 1] != ' ')
521: break;
522: if (pos > 2 && ln.buf[pos - 2] == '\\')
523: break;
524: }
525: break;
526: }
527: /* Some other escape sequence, copy and continue. */
528: if (pos + 1 >= (int)ln.sz)
529: if (! resize_buf(&ln, 256))
530: goto bailout;
1.1 kristaps 531:
1.70 joerg 532: ln.buf[pos++] = blk.buf[i++];
533: ln.buf[pos++] = blk.buf[i++];
1.67 joerg 534: }
1.1 kristaps 535:
1.70 joerg 536: if (pos >= (int)ln.sz)
537: if (! resize_buf(&ln, 256))
538: goto bailout;
1.71 kristaps 539: ln.buf[pos] = '\0';
540:
1.76 kristaps 541: /*
542: * A significant amount of complexity is contained by
543: * the roff preprocessor. It's line-oriented but can be
544: * expressed on one line, so we need at times to
545: * readjust our starting point and re-run it. The roff
546: * preprocessor can also readjust the buffers with new
547: * data, so we pass them in wholesale.
548: */
549:
550: of = 0;
551: do {
1.92 kristaps 552: re = roff_parseln(roff, lnn_start,
1.76 kristaps 553: &ln.buf, &ln.sz, of, &of);
554: } while (ROFF_RERUN == re);
555:
1.71 kristaps 556: if (ROFF_IGN == re)
557: continue;
558: else if (ROFF_ERR == re)
559: goto bailout;
1.29 kristaps 560:
1.76 kristaps 561: /*
562: * If input parsers have not been allocated, do so now.
563: * We keep these instanced betwen parsers, but set them
564: * locally per parse routine since we can use different
565: * parsers with each one.
566: */
1.19 kristaps 567:
1.76 kristaps 568: if ( ! (man || mdoc))
569: if ( ! pset(ln.buf + of, pos - of, curp, &man, &mdoc))
570: goto bailout;
1.19 kristaps 571:
1.76 kristaps 572: /* Lastly, push down into the parsers themselves. */
1.30 kristaps 573:
1.92 kristaps 574: if (man && ! man_parseln(man, lnn_start, ln.buf, of))
1.67 joerg 575: goto bailout;
1.92 kristaps 576: if (mdoc && ! mdoc_parseln(mdoc, lnn_start, ln.buf, of))
1.67 joerg 577: goto bailout;
1.1 kristaps 578: }
579:
1.29 kristaps 580: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 581:
1.22 kristaps 582: if ( ! (man || mdoc)) {
1.53 kristaps 583: fprintf(stderr, "%s: Not a manual\n", curp->file);
1.64 kristaps 584: goto bailout;
1.22 kristaps 585: }
1.76 kristaps 586:
587: /* Clean up the parse routine ASTs. */
1.22 kristaps 588:
589: if (mdoc && ! mdoc_endparse(mdoc))
1.64 kristaps 590: goto bailout;
1.22 kristaps 591: if (man && ! man_endparse(man))
1.64 kristaps 592: goto bailout;
1.71 kristaps 593: if (roff && ! roff_endparse(roff))
594: goto bailout;
1.19 kristaps 595:
1.29 kristaps 596: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 597:
598: if ( ! (curp->outman && curp->outmdoc)) {
599: switch (curp->outtype) {
1.59 kristaps 600: case (OUTT_XHTML):
601: curp->outdata = xhtml_alloc(curp->outopts);
602: break;
1.43 kristaps 603: case (OUTT_HTML):
1.44 kristaps 604: curp->outdata = html_alloc(curp->outopts);
1.85 kristaps 605: break;
606: case (OUTT_ASCII):
607: curp->outdata = ascii_alloc(curp->outopts);
1.86 kristaps 608: curp->outfree = ascii_free;
1.85 kristaps 609: break;
610: case (OUTT_PS):
1.93 kristaps 611: curp->outdata = ps_alloc(curp->outopts);
1.86 kristaps 612: curp->outfree = ps_free;
1.85 kristaps 613: break;
614: default:
615: break;
616: }
617:
618: switch (curp->outtype) {
619: case (OUTT_HTML):
620: /* FALLTHROUGH */
621: case (OUTT_XHTML):
1.43 kristaps 622: curp->outman = html_man;
623: curp->outmdoc = html_mdoc;
624: curp->outfree = html_free;
625: break;
1.22 kristaps 626: case (OUTT_TREE):
627: curp->outman = tree_man;
628: curp->outmdoc = tree_mdoc;
629: break;
1.85 kristaps 630: case (OUTT_ASCII):
631: /* FALLTHROUGH */
632: case (OUTT_PS):
1.22 kristaps 633: curp->outman = terminal_man;
634: curp->outmdoc = terminal_mdoc;
635: break;
1.85 kristaps 636: default:
637: break;
1.22 kristaps 638: }
639: }
640:
641: /* Execute the out device, if it exists. */
642:
643: if (man && curp->outman)
1.42 kristaps 644: (*curp->outman)(curp->outdata, man);
1.22 kristaps 645: if (mdoc && curp->outmdoc)
1.42 kristaps 646: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 647:
1.64 kristaps 648: cleanup:
1.92 kristaps 649: memset(&curp->regs, 0, sizeof(struct regset));
1.71 kristaps 650: if (mdoc)
651: mdoc_reset(mdoc);
652: if (man)
653: man_reset(man);
654: if (roff)
655: roff_reset(roff);
1.66 kristaps 656: if (ln.buf)
657: free(ln.buf);
658: if (with_mmap)
659: munmap(blk.buf, blk.sz);
660: else
661: free(blk.buf);
1.71 kristaps 662:
1.64 kristaps 663: return;
664:
665: bailout:
1.94 ! schwarze 666: with_fatal = 1;
1.64 kristaps 667: goto cleanup;
1.19 kristaps 668: }
669:
670:
671: static int
1.22 kristaps 672: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 673: struct man **man, struct mdoc **mdoc)
674: {
1.29 kristaps 675: int i;
1.19 kristaps 676:
677: /*
678: * Try to intuit which kind of manual parser should be used. If
679: * passed in by command-line (-man, -mdoc), then use that
680: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 681: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 682: * default to -man, which is more lenient.
683: */
684:
1.75 kristaps 685: if ('.' == buf[0] || '\'' == buf[0]) {
1.29 kristaps 686: for (i = 1; buf[i]; i++)
687: if (' ' != buf[i] && '\t' != buf[i])
688: break;
689: if (0 == buf[i])
690: return(1);
691: }
1.10 kristaps 692:
1.19 kristaps 693: switch (curp->inttype) {
694: case (INTT_MDOC):
695: if (NULL == curp->mdoc)
696: curp->mdoc = mdoc_init(curp);
697: if (NULL == (*mdoc = curp->mdoc))
698: return(0);
699: return(1);
700: case (INTT_MAN):
701: if (NULL == curp->man)
702: curp->man = man_init(curp);
703: if (NULL == (*man = curp->man))
704: return(0);
705: return(1);
706: default:
707: break;
708: }
709:
710: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
711: if (NULL == curp->mdoc)
712: curp->mdoc = mdoc_init(curp);
713: if (NULL == (*mdoc = curp->mdoc))
714: return(0);
715: return(1);
716: }
717:
718: if (NULL == curp->man)
719: curp->man = man_init(curp);
720: if (NULL == (*man = curp->man))
721: return(0);
722: return(1);
1.10 kristaps 723: }
724:
725:
726: static int
727: moptions(enum intt *tflags, char *arg)
728: {
729:
1.17 kristaps 730: if (0 == strcmp(arg, "doc"))
1.10 kristaps 731: *tflags = INTT_MDOC;
1.19 kristaps 732: else if (0 == strcmp(arg, "andoc"))
733: *tflags = INTT_AUTO;
1.17 kristaps 734: else if (0 == strcmp(arg, "an"))
1.10 kristaps 735: *tflags = INTT_MAN;
736: else {
1.57 kristaps 737: fprintf(stderr, "%s: Bad argument\n", arg);
1.10 kristaps 738: return(0);
739: }
740:
741: return(1);
1.1 kristaps 742: }
743:
744:
745: static int
1.60 kristaps 746: toptions(struct curparse *curp, char *arg)
1.1 kristaps 747: {
748:
749: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 750: curp->outtype = OUTT_ASCII;
751: else if (0 == strcmp(arg, "lint")) {
752: curp->outtype = OUTT_LINT;
753: curp->wflags |= WARN_WALL;
754: curp->fflags |= FL_STRICT;
755: }
1.1 kristaps 756: else if (0 == strcmp(arg, "tree"))
1.60 kristaps 757: curp->outtype = OUTT_TREE;
1.43 kristaps 758: else if (0 == strcmp(arg, "html"))
1.60 kristaps 759: curp->outtype = OUTT_HTML;
1.59 kristaps 760: else if (0 == strcmp(arg, "xhtml"))
1.60 kristaps 761: curp->outtype = OUTT_XHTML;
1.85 kristaps 762: else if (0 == strcmp(arg, "ps"))
763: curp->outtype = OUTT_PS;
1.1 kristaps 764: else {
1.57 kristaps 765: fprintf(stderr, "%s: Bad argument\n", arg);
1.1 kristaps 766: return(0);
767: }
768:
769: return(1);
770: }
771:
772:
773: static int
774: foptions(int *fflags, char *arg)
775: {
1.34 kristaps 776: char *v, *o;
1.50 kristaps 777: const char *toks[8];
1.1 kristaps 778:
779: toks[0] = "ign-scope";
1.24 kristaps 780: toks[1] = "no-ign-escape";
781: toks[2] = "no-ign-macro";
1.62 kristaps 782: toks[3] = "ign-errors";
783: toks[4] = "strict";
784: toks[5] = "ign-escape";
785: toks[6] = NULL;
1.1 kristaps 786:
1.34 kristaps 787: while (*arg) {
788: o = arg;
1.45 kristaps 789: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 790: case (0):
1.60 kristaps 791: *fflags |= FL_IGN_SCOPE;
1.1 kristaps 792: break;
793: case (1):
1.60 kristaps 794: *fflags |= FL_NIGN_ESCAPE;
1.1 kristaps 795: break;
796: case (2):
1.60 kristaps 797: *fflags |= FL_NIGN_MACRO;
1.1 kristaps 798: break;
1.20 kristaps 799: case (3):
1.62 kristaps 800: *fflags |= FL_IGN_ERRORS;
1.24 kristaps 801: break;
802: case (4):
1.62 kristaps 803: *fflags |= FL_STRICT;
1.39 kristaps 804: break;
805: case (5):
1.60 kristaps 806: *fflags &= ~FL_NIGN_ESCAPE;
1.50 kristaps 807: break;
1.1 kristaps 808: default:
1.57 kristaps 809: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 810: return(0);
811: }
1.34 kristaps 812: }
1.1 kristaps 813:
814: return(1);
815: }
816:
817:
818: static int
819: woptions(int *wflags, char *arg)
820: {
1.34 kristaps 821: char *v, *o;
1.45 kristaps 822: const char *toks[3];
1.1 kristaps 823:
824: toks[0] = "all";
1.36 kristaps 825: toks[1] = "error";
826: toks[2] = NULL;
1.1 kristaps 827:
1.34 kristaps 828: while (*arg) {
829: o = arg;
1.45 kristaps 830: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 831: case (0):
832: *wflags |= WARN_WALL;
833: break;
834: case (1):
835: *wflags |= WARN_WERR;
836: break;
837: default:
1.57 kristaps 838: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 839: return(0);
840: }
1.34 kristaps 841: }
1.1 kristaps 842:
843: return(1);
844: }
845:
846:
1.71 kristaps 847: static int
848: mmsg(enum mandocerr t, void *arg, int ln, int col, const char *msg)
849: {
850: struct curparse *cp;
1.94 ! schwarze 851: const char *level;
! 852: int rc;
1.71 kristaps 853:
854: cp = (struct curparse *)arg;
1.94 ! schwarze 855: level = NULL;
! 856: rc = 1;
1.71 kristaps 857:
1.94 ! schwarze 858: if (t >= MANDOCERR_FATAL) {
! 859: with_fatal = 1;
! 860: level = "FATAL";
! 861: rc = 0;
! 862: } else {
! 863: if ( ! (WARN_WALL & cp->wflags))
1.79 kristaps 864: return(1);
1.94 ! schwarze 865: if (t >= MANDOCERR_ERROR) {
! 866: with_error = 1;
! 867: level = "ERROR";
! 868: }
! 869: if (WARN_WERR & cp->wflags) {
! 870: with_fatal = 1;
! 871: rc = 0;
! 872: }
! 873: }
1.73 kristaps 874:
1.94 ! schwarze 875: fprintf(stderr, "%s:%d:%d:", cp->file, ln, col + 1);
! 876: if (level)
! 877: fprintf(stderr, " %s:", level);
! 878: fprintf(stderr, " %s", mandocerrs[t]);
1.73 kristaps 879: if (msg)
880: fprintf(stderr, ": %s", msg);
881: fputc('\n', stderr);
1.79 kristaps 882:
1.94 ! schwarze 883: return(rc);
1.71 kristaps 884: }
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