Annotation of mandoc/main.c, Revision 1.62
1.62 ! kristaps 1: /* $Id: main.c,v 1.61 2010/04/12 19:27:22 kristaps Exp $ */
1.1 kristaps 2: /*
1.26 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
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:
1.1 kristaps 21: #include <sys/stat.h>
22:
23: #include <assert.h>
24: #include <fcntl.h>
25: #include <stdio.h>
1.45 kristaps 26: #include <stdint.h>
1.1 kristaps 27: #include <stdlib.h>
28: #include <string.h>
29: #include <unistd.h>
30:
31: #include "mdoc.h"
1.10 kristaps 32: #include "man.h"
1.46 kristaps 33: #include "main.h"
1.1 kristaps 34:
1.45 kristaps 35: #define UNCONST(a) ((void *)(uintptr_t)(const void *)(a))
36:
1.55 kristaps 37: /* FIXME: Intel's compiler? LLVM? pcc? */
38:
39: #if !defined(__GNUC__) || (__GNUC__ < 2)
1.56 kristaps 40: # if !defined(lint)
41: # define __attribute__(x)
42: # endif
1.55 kristaps 43: #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
1.16 kristaps 44:
1.42 kristaps 45: typedef void (*out_mdoc)(void *, const struct mdoc *);
46: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 47: typedef void (*out_free)(void *);
48:
1.5 kristaps 49: struct buf {
50: char *buf;
51: size_t sz;
52: };
53:
1.19 kristaps 54: enum intt {
55: INTT_AUTO,
56: INTT_MDOC,
57: INTT_MAN
58: };
59:
60: enum outt {
61: OUTT_ASCII = 0,
62: OUTT_TREE,
1.43 kristaps 63: OUTT_HTML,
1.59 kristaps 64: OUTT_XHTML,
1.19 kristaps 65: OUTT_LINT
66: };
67:
1.5 kristaps 68: struct curparse {
1.22 kristaps 69: const char *file; /* Current parse. */
70: int fd; /* Current parse. */
1.5 kristaps 71: int wflags;
1.36 kristaps 72: #define WARN_WALL (1 << 0) /* All-warnings mask. */
1.1 kristaps 73: #define WARN_WERR (1 << 2) /* Warnings->errors. */
1.23 kristaps 74: int fflags;
1.60 kristaps 75: #define FL_IGN_SCOPE (1 << 0) /* Ignore scope errors. */
76: #define FL_NIGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */
77: #define FL_NIGN_MACRO (1 << 2) /* Don't ignore bad macros. */
78: #define FL_IGN_ERRORS (1 << 4) /* Ignore failed parse. */
1.29 kristaps 79: enum intt inttype; /* Input parsers... */
1.19 kristaps 80: struct man *man;
1.22 kristaps 81: struct man *lastman;
1.19 kristaps 82: struct mdoc *mdoc;
1.22 kristaps 83: struct mdoc *lastmdoc;
1.29 kristaps 84: enum outt outtype; /* Output devices... */
1.22 kristaps 85: out_mdoc outmdoc;
86: out_man outman;
87: out_free outfree;
88: void *outdata;
1.49 kristaps 89: char outopts[BUFSIZ];
1.5 kristaps 90: };
1.1 kristaps 91:
1.60 kristaps 92: #define FL_STRICT FL_NIGN_ESCAPE | \
1.62 ! kristaps 93: FL_NIGN_MACRO
1.60 kristaps 94:
1.1 kristaps 95: static int foptions(int *, char *);
1.60 kristaps 96: static int toptions(struct curparse *, char *);
1.10 kristaps 97: static int moptions(enum intt *, char *);
1.1 kristaps 98: static int woptions(int *, char *);
99: static int merr(void *, int, int, const char *);
1.37 kristaps 100: static int mwarn(void *, int, int, const char *);
1.19 kristaps 101: static int ffile(struct buf *, struct buf *,
102: const char *, struct curparse *);
1.5 kristaps 103: static int fdesc(struct buf *, struct buf *,
1.19 kristaps 104: struct curparse *);
1.22 kristaps 105: static int pset(const char *, int, struct curparse *,
1.19 kristaps 106: struct man **, struct mdoc **);
107: static struct man *man_init(struct curparse *);
108: static struct mdoc *mdoc_init(struct curparse *);
1.55 kristaps 109: static void version(void) __attribute__((noreturn));
110: static void usage(void) __attribute__((noreturn));
1.1 kristaps 111:
1.54 kristaps 112: static const char *progname;
1.22 kristaps 113:
1.1 kristaps 114:
115: int
116: main(int argc, char *argv[])
117: {
1.19 kristaps 118: int c, rc;
1.5 kristaps 119: struct buf ln, blk;
120: struct curparse curp;
1.1 kristaps 121:
1.54 kristaps 122: progname = strrchr(argv[0], '/');
123: if (progname == NULL)
124: progname = argv[0];
125: else
126: ++progname;
127:
1.51 kristaps 128: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 129:
1.19 kristaps 130: curp.inttype = INTT_AUTO;
1.22 kristaps 131: curp.outtype = OUTT_ASCII;
1.19 kristaps 132:
1.1 kristaps 133: /* LINTED */
1.47 kristaps 134: while (-1 != (c = getopt(argc, argv, "f:m:O:T:VW:")))
1.1 kristaps 135: switch (c) {
136: case ('f'):
1.19 kristaps 137: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 138: return(EXIT_FAILURE);
1.1 kristaps 139: break;
1.10 kristaps 140: case ('m'):
1.19 kristaps 141: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 142: return(EXIT_FAILURE);
1.10 kristaps 143: break;
1.48 kristaps 144: case ('O'):
1.49 kristaps 145: (void)strlcat(curp.outopts, optarg, BUFSIZ);
146: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 147: break;
1.1 kristaps 148: case ('T'):
1.60 kristaps 149: if ( ! toptions(&curp, optarg))
1.32 kristaps 150: return(EXIT_FAILURE);
1.1 kristaps 151: break;
152: case ('W'):
1.5 kristaps 153: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 154: return(EXIT_FAILURE);
1.1 kristaps 155: break;
156: case ('V'):
157: version();
158: /* NOTREACHED */
159: default:
160: usage();
161: /* NOTREACHED */
162: }
163:
164: argc -= optind;
165: argv += optind;
166:
1.51 kristaps 167: memset(&ln, 0, sizeof(struct buf));
168: memset(&blk, 0, sizeof(struct buf));
1.1 kristaps 169:
1.22 kristaps 170: rc = 1;
1.1 kristaps 171:
1.30 kristaps 172: if (NULL == *argv) {
173: curp.file = "<stdin>";
174: curp.fd = STDIN_FILENO;
1.39 kristaps 175:
176: c = fdesc(&blk, &ln, &curp);
1.60 kristaps 177: if ( ! (FL_IGN_ERRORS & curp.fflags))
1.39 kristaps 178: rc = 1 == c ? 1 : 0;
179: else
180: rc = -1 == c ? 0 : 1;
1.30 kristaps 181: }
1.22 kristaps 182:
183: while (rc && *argv) {
1.39 kristaps 184: c = ffile(&blk, &ln, *argv, &curp);
1.60 kristaps 185: if ( ! (FL_IGN_ERRORS & curp.fflags))
1.39 kristaps 186: rc = 1 == c ? 1 : 0;
187: else
188: rc = -1 == c ? 0 : 1;
189:
1.22 kristaps 190: argv++;
191: if (*argv && rc) {
192: if (curp.lastman)
1.52 kristaps 193: man_reset(curp.lastman);
1.22 kristaps 194: if (curp.lastmdoc)
1.52 kristaps 195: mdoc_reset(curp.lastmdoc);
1.22 kristaps 196: curp.lastman = NULL;
197: curp.lastmdoc = NULL;
1.4 kristaps 198: }
1.1 kristaps 199: }
200:
1.5 kristaps 201: if (blk.buf)
202: free(blk.buf);
203: if (ln.buf)
204: free(ln.buf);
1.22 kristaps 205: if (curp.outfree)
206: (*curp.outfree)(curp.outdata);
1.19 kristaps 207: if (curp.mdoc)
208: mdoc_free(curp.mdoc);
209: if (curp.man)
210: man_free(curp.man);
1.1 kristaps 211:
212: return(rc ? EXIT_SUCCESS : EXIT_FAILURE);
213: }
214:
215:
1.55 kristaps 216: static void
1.1 kristaps 217: version(void)
218: {
219:
1.54 kristaps 220: (void)printf("%s %s\n", progname, VERSION);
1.18 kristaps 221: exit(EXIT_SUCCESS);
1.1 kristaps 222: }
223:
224:
1.55 kristaps 225: static void
1.1 kristaps 226: usage(void)
227: {
228:
1.61 kristaps 229: (void)fprintf(stderr, "usage: %s [-V] [-foption] "
1.48 kristaps 230: "[-mformat] [-Ooption] [-Toutput] "
1.61 kristaps 231: "[-Werr] [file...]\n", progname);
1.18 kristaps 232: exit(EXIT_FAILURE);
1.1 kristaps 233: }
234:
235:
1.19 kristaps 236: static struct man *
237: man_init(struct curparse *curp)
238: {
239: int pflags;
240: struct man_cb mancb;
241:
242: mancb.man_err = merr;
1.37 kristaps 243: mancb.man_warn = mwarn;
1.19 kristaps 244:
1.30 kristaps 245: /* Defaults from mandoc.1. */
1.27 kristaps 246:
1.62 ! kristaps 247: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE;
1.27 kristaps 248:
1.60 kristaps 249: if (curp->fflags & FL_NIGN_MACRO)
1.20 kristaps 250: pflags &= ~MAN_IGN_MACRO;
1.60 kristaps 251: if (curp->fflags & FL_NIGN_ESCAPE)
1.33 kristaps 252: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 253:
1.52 kristaps 254: return(man_alloc(curp, pflags, &mancb));
1.19 kristaps 255: }
256:
257:
258: static struct mdoc *
259: mdoc_init(struct curparse *curp)
260: {
261: int pflags;
262: struct mdoc_cb mdoccb;
263:
264: mdoccb.mdoc_err = merr;
1.37 kristaps 265: mdoccb.mdoc_warn = mwarn;
1.19 kristaps 266:
1.30 kristaps 267: /* Defaults from mandoc.1. */
1.27 kristaps 268:
1.62 ! kristaps 269: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE;
1.19 kristaps 270:
1.60 kristaps 271: if (curp->fflags & FL_IGN_SCOPE)
1.19 kristaps 272: pflags |= MDOC_IGN_SCOPE;
1.60 kristaps 273: if (curp->fflags & FL_NIGN_ESCAPE)
1.24 kristaps 274: pflags &= ~MDOC_IGN_ESCAPE;
1.60 kristaps 275: if (curp->fflags & FL_NIGN_MACRO)
1.24 kristaps 276: pflags &= ~MDOC_IGN_MACRO;
1.19 kristaps 277:
1.52 kristaps 278: return(mdoc_alloc(curp, pflags, &mdoccb));
1.19 kristaps 279: }
280:
281:
282: static int
283: ffile(struct buf *blk, struct buf *ln,
284: const char *file, struct curparse *curp)
1.1 kristaps 285: {
1.19 kristaps 286: int c;
1.1 kristaps 287:
1.19 kristaps 288: curp->file = file;
289: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
1.53 kristaps 290: perror(curp->file);
1.39 kristaps 291: return(-1);
1.1 kristaps 292: }
293:
1.19 kristaps 294: c = fdesc(blk, ln, curp);
1.1 kristaps 295:
1.19 kristaps 296: if (-1 == close(curp->fd))
1.53 kristaps 297: perror(curp->file);
1.1 kristaps 298:
299: return(c);
300: }
301:
302:
303: static int
1.19 kristaps 304: fdesc(struct buf *blk, struct buf *ln, struct curparse *curp)
1.1 kristaps 305: {
306: size_t sz;
307: ssize_t ssz;
308: struct stat st;
1.29 kristaps 309: int j, i, pos, lnn, comment;
1.19 kristaps 310: struct man *man;
311: struct mdoc *mdoc;
1.10 kristaps 312:
1.19 kristaps 313: sz = BUFSIZ;
314: man = NULL;
315: mdoc = NULL;
1.1 kristaps 316:
317: /*
1.19 kristaps 318: * Two buffers: ln and buf. buf is the input buffer optimised
319: * here for each file's block size. ln is a line buffer. Both
1.1 kristaps 320: * growable, hence passed in by ptr-ptr.
321: */
322:
1.19 kristaps 323: if (-1 == fstat(curp->fd, &st))
1.53 kristaps 324: perror(curp->file);
1.6 kristaps 325: else if ((size_t)st.st_blksize > sz)
326: sz = st.st_blksize;
1.1 kristaps 327:
1.5 kristaps 328: if (sz > blk->sz) {
329: blk->buf = realloc(blk->buf, sz);
1.19 kristaps 330: if (NULL == blk->buf) {
1.53 kristaps 331: perror(NULL);
332: exit(EXIT_FAILURE);
1.19 kristaps 333: }
1.5 kristaps 334: blk->sz = sz;
1.1 kristaps 335: }
336:
1.19 kristaps 337: /* Fill buf with file blocksize. */
1.1 kristaps 338:
1.29 kristaps 339: for (lnn = pos = comment = 0; ; ) {
1.19 kristaps 340: if (-1 == (ssz = read(curp->fd, blk->buf, sz))) {
1.53 kristaps 341: perror(curp->file);
1.39 kristaps 342: return(-1);
1.1 kristaps 343: } else if (0 == ssz)
344: break;
345:
1.19 kristaps 346: /* Parse the read block into partial or full lines. */
347:
1.1 kristaps 348: for (i = 0; i < (int)ssz; i++) {
1.5 kristaps 349: if (pos >= (int)ln->sz) {
350: ln->sz += 256; /* Step-size. */
351: ln->buf = realloc(ln->buf, ln->sz);
1.19 kristaps 352: if (NULL == ln->buf) {
1.53 kristaps 353: perror(NULL);
354: return(EXIT_FAILURE);
1.19 kristaps 355: }
1.1 kristaps 356: }
357:
1.5 kristaps 358: if ('\n' != blk->buf[i]) {
1.29 kristaps 359: if (comment)
360: continue;
1.5 kristaps 361: ln->buf[pos++] = blk->buf[i];
1.29 kristaps 362:
363: /* Handle in-line `\"' comments. */
364:
365: if (1 == pos || '\"' != ln->buf[pos - 1])
366: continue;
367:
368: for (j = pos - 2; j >= 0; j--)
369: if ('\\' != ln->buf[j])
370: break;
371:
372: if ( ! ((pos - 2 - j) % 2))
373: continue;
374:
375: comment = 1;
376: pos -= 2;
1.61 kristaps 377: for (; pos > 0; --pos) {
378: if (ln->buf[pos] != ' ')
379: break;
380: if (ln->buf[pos - 1] == '\\')
381: break;
382: }
1.1 kristaps 383: continue;
1.29 kristaps 384: }
1.1 kristaps 385:
1.29 kristaps 386: /* Handle escaped `\\n' newlines. */
1.1 kristaps 387:
1.29 kristaps 388: if (pos > 0 && 0 == comment &&
389: '\\' == ln->buf[pos - 1]) {
1.1 kristaps 390: for (j = pos - 1; j >= 0; j--)
1.5 kristaps 391: if ('\\' != ln->buf[j])
1.1 kristaps 392: break;
393: if ( ! ((pos - j) % 2)) {
394: pos--;
395: lnn++;
396: continue;
397: }
398: }
399:
1.5 kristaps 400: ln->buf[pos] = 0;
1.19 kristaps 401: lnn++;
1.29 kristaps 402:
403: /* If unset, assign parser in pset(). */
1.19 kristaps 404:
405: if ( ! (man || mdoc) && ! pset(ln->buf,
406: pos, curp, &man, &mdoc))
1.39 kristaps 407: return(-1);
1.19 kristaps 408:
1.29 kristaps 409: pos = comment = 0;
1.19 kristaps 410:
1.30 kristaps 411: /* Pass down into parsers. */
412:
1.10 kristaps 413: if (man && ! man_parseln(man, lnn, ln->buf))
1.1 kristaps 414: return(0);
1.19 kristaps 415: if (mdoc && ! mdoc_parseln(mdoc, lnn, ln->buf))
416: return(0);
1.1 kristaps 417: }
418: }
419:
1.29 kristaps 420: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 421:
1.22 kristaps 422: if ( ! (man || mdoc)) {
1.53 kristaps 423: fprintf(stderr, "%s: Not a manual\n", curp->file);
1.22 kristaps 424: return(0);
425: }
426:
427: if (mdoc && ! mdoc_endparse(mdoc))
428: return(0);
429: if (man && ! man_endparse(man))
430: return(0);
1.19 kristaps 431:
1.29 kristaps 432: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 433:
434: if ( ! (curp->outman && curp->outmdoc)) {
435: switch (curp->outtype) {
1.59 kristaps 436: case (OUTT_XHTML):
437: curp->outdata = xhtml_alloc(curp->outopts);
438: curp->outman = html_man;
439: curp->outmdoc = html_mdoc;
440: curp->outfree = html_free;
441: break;
1.43 kristaps 442: case (OUTT_HTML):
1.44 kristaps 443: curp->outdata = html_alloc(curp->outopts);
1.43 kristaps 444: curp->outman = html_man;
445: curp->outmdoc = html_mdoc;
446: curp->outfree = html_free;
447: break;
1.22 kristaps 448: case (OUTT_TREE):
449: curp->outman = tree_man;
450: curp->outmdoc = tree_mdoc;
451: break;
452: case (OUTT_LINT):
453: break;
454: default:
455: curp->outdata = ascii_alloc();
456: curp->outman = terminal_man;
457: curp->outmdoc = terminal_mdoc;
458: curp->outfree = terminal_free;
459: break;
460: }
461: }
462:
463: /* Execute the out device, if it exists. */
464:
465: if (man && curp->outman)
1.42 kristaps 466: (*curp->outman)(curp->outdata, man);
1.22 kristaps 467: if (mdoc && curp->outmdoc)
1.42 kristaps 468: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 469:
470: return(1);
1.19 kristaps 471: }
472:
473:
474: static int
1.22 kristaps 475: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 476: struct man **man, struct mdoc **mdoc)
477: {
1.29 kristaps 478: int i;
1.19 kristaps 479:
480: /*
481: * Try to intuit which kind of manual parser should be used. If
482: * passed in by command-line (-man, -mdoc), then use that
483: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 484: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 485: * default to -man, which is more lenient.
486: */
487:
1.29 kristaps 488: if (buf[0] == '.') {
489: for (i = 1; buf[i]; i++)
490: if (' ' != buf[i] && '\t' != buf[i])
491: break;
492: if (0 == buf[i])
493: return(1);
494: }
1.10 kristaps 495:
1.19 kristaps 496: switch (curp->inttype) {
497: case (INTT_MDOC):
498: if (NULL == curp->mdoc)
499: curp->mdoc = mdoc_init(curp);
500: if (NULL == (*mdoc = curp->mdoc))
501: return(0);
1.22 kristaps 502: curp->lastmdoc = *mdoc;
1.19 kristaps 503: return(1);
504: case (INTT_MAN):
505: if (NULL == curp->man)
506: curp->man = man_init(curp);
507: if (NULL == (*man = curp->man))
508: return(0);
1.22 kristaps 509: curp->lastman = *man;
1.19 kristaps 510: return(1);
511: default:
512: break;
513: }
514:
515: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
516: if (NULL == curp->mdoc)
517: curp->mdoc = mdoc_init(curp);
518: if (NULL == (*mdoc = curp->mdoc))
519: return(0);
1.22 kristaps 520: curp->lastmdoc = *mdoc;
1.19 kristaps 521: return(1);
522: }
523:
524: if (NULL == curp->man)
525: curp->man = man_init(curp);
526: if (NULL == (*man = curp->man))
527: return(0);
1.22 kristaps 528: curp->lastman = *man;
1.19 kristaps 529: return(1);
1.10 kristaps 530: }
531:
532:
533: static int
534: moptions(enum intt *tflags, char *arg)
535: {
536:
1.17 kristaps 537: if (0 == strcmp(arg, "doc"))
1.10 kristaps 538: *tflags = INTT_MDOC;
1.19 kristaps 539: else if (0 == strcmp(arg, "andoc"))
540: *tflags = INTT_AUTO;
1.17 kristaps 541: else if (0 == strcmp(arg, "an"))
1.10 kristaps 542: *tflags = INTT_MAN;
543: else {
1.57 kristaps 544: fprintf(stderr, "%s: Bad argument\n", arg);
1.10 kristaps 545: return(0);
546: }
547:
548: return(1);
1.1 kristaps 549: }
550:
551:
552: static int
1.60 kristaps 553: toptions(struct curparse *curp, char *arg)
1.1 kristaps 554: {
555:
556: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 557: curp->outtype = OUTT_ASCII;
558: else if (0 == strcmp(arg, "lint")) {
559: curp->outtype = OUTT_LINT;
560: curp->wflags |= WARN_WALL;
561: curp->fflags |= FL_STRICT;
562: }
1.1 kristaps 563: else if (0 == strcmp(arg, "tree"))
1.60 kristaps 564: curp->outtype = OUTT_TREE;
1.43 kristaps 565: else if (0 == strcmp(arg, "html"))
1.60 kristaps 566: curp->outtype = OUTT_HTML;
1.59 kristaps 567: else if (0 == strcmp(arg, "xhtml"))
1.60 kristaps 568: curp->outtype = OUTT_XHTML;
1.1 kristaps 569: else {
1.57 kristaps 570: fprintf(stderr, "%s: Bad argument\n", arg);
1.1 kristaps 571: return(0);
572: }
573:
574: return(1);
575: }
576:
577:
578: static int
579: foptions(int *fflags, char *arg)
580: {
1.34 kristaps 581: char *v, *o;
1.50 kristaps 582: const char *toks[8];
1.1 kristaps 583:
584: toks[0] = "ign-scope";
1.24 kristaps 585: toks[1] = "no-ign-escape";
586: toks[2] = "no-ign-macro";
1.62 ! kristaps 587: toks[3] = "ign-errors";
! 588: toks[4] = "strict";
! 589: toks[5] = "ign-escape";
! 590: toks[6] = NULL;
1.1 kristaps 591:
1.34 kristaps 592: while (*arg) {
593: o = arg;
1.45 kristaps 594: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 595: case (0):
1.60 kristaps 596: *fflags |= FL_IGN_SCOPE;
1.1 kristaps 597: break;
598: case (1):
1.60 kristaps 599: *fflags |= FL_NIGN_ESCAPE;
1.1 kristaps 600: break;
601: case (2):
1.60 kristaps 602: *fflags |= FL_NIGN_MACRO;
1.1 kristaps 603: break;
1.20 kristaps 604: case (3):
1.62 ! kristaps 605: *fflags |= FL_IGN_ERRORS;
1.24 kristaps 606: break;
607: case (4):
1.62 ! kristaps 608: *fflags |= FL_STRICT;
1.39 kristaps 609: break;
610: case (5):
1.60 kristaps 611: *fflags &= ~FL_NIGN_ESCAPE;
1.50 kristaps 612: break;
1.1 kristaps 613: default:
1.57 kristaps 614: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 615: return(0);
616: }
1.34 kristaps 617: }
1.1 kristaps 618:
619: return(1);
620: }
621:
622:
623: static int
624: woptions(int *wflags, char *arg)
625: {
1.34 kristaps 626: char *v, *o;
1.45 kristaps 627: const char *toks[3];
1.1 kristaps 628:
629: toks[0] = "all";
1.36 kristaps 630: toks[1] = "error";
631: toks[2] = NULL;
1.1 kristaps 632:
1.34 kristaps 633: while (*arg) {
634: o = arg;
1.45 kristaps 635: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 636: case (0):
637: *wflags |= WARN_WALL;
638: break;
639: case (1):
640: *wflags |= WARN_WERR;
641: break;
642: default:
1.57 kristaps 643: fprintf(stderr, "%s: Bad argument\n", o);
1.1 kristaps 644: return(0);
645: }
1.34 kristaps 646: }
1.1 kristaps 647:
648: return(1);
649: }
650:
651:
1.2 kristaps 652: /* ARGSUSED */
1.1 kristaps 653: static int
654: merr(void *arg, int line, int col, const char *msg)
655: {
1.5 kristaps 656: struct curparse *curp;
657:
658: curp = (struct curparse *)arg;
1.36 kristaps 659:
1.40 kristaps 660: (void)fprintf(stderr, "%s:%d:%d: error: %s\n",
661: curp->file, line, col + 1, msg);
1.27 kristaps 662:
1.1 kristaps 663: return(0);
664: }
665:
666:
667: static int
1.37 kristaps 668: mwarn(void *arg, int line, int col, const char *msg)
1.1 kristaps 669: {
1.5 kristaps 670: struct curparse *curp;
1.1 kristaps 671:
1.5 kristaps 672: curp = (struct curparse *)arg;
1.1 kristaps 673:
1.36 kristaps 674: if ( ! (curp->wflags & WARN_WALL))
675: return(1);
676:
1.40 kristaps 677: (void)fprintf(stderr, "%s:%d:%d: warning: %s\n",
678: curp->file, line, col + 1, msg);
1.1 kristaps 679:
1.5 kristaps 680: if ( ! (curp->wflags & WARN_WERR))
1.1 kristaps 681: return(1);
1.27 kristaps 682:
1.1 kristaps 683: return(0);
684: }
685:
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