Annotation of mandoc/main.c, Revision 1.48
1.48 ! kristaps 1: /* $Id: main.c,v 1.47 2009/10/26 04:15:42 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: */
17: #include <sys/stat.h>
18:
19: #include <assert.h>
20: #include <err.h>
21: #include <fcntl.h>
22: #include <stdio.h>
1.45 kristaps 23: #include <stdint.h>
1.1 kristaps 24: #include <stdlib.h>
25: #include <string.h>
26: #include <unistd.h>
27:
28: #include "mdoc.h"
1.10 kristaps 29: #include "man.h"
1.46 kristaps 30: #include "main.h"
1.1 kristaps 31:
1.45 kristaps 32: #define UNCONST(a) ((void *)(uintptr_t)(const void *)(a))
33:
1.16 kristaps 34: /* Account for FreeBSD and Linux in our declarations. */
35:
1.3 kristaps 36: #ifdef __linux__
37: extern int getsubopt(char **, char * const *, char **);
38: # ifndef __dead
39: # define __dead __attribute__((__noreturn__))
40: # endif
1.13 kristaps 41: #elif defined(__dead2)
1.10 kristaps 42: # ifndef __dead
43: # define __dead __dead2
44: # endif
1.3 kristaps 45: #endif
46:
1.42 kristaps 47: typedef void (*out_mdoc)(void *, const struct mdoc *);
48: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 49: typedef void (*out_free)(void *);
50:
1.5 kristaps 51: struct buf {
52: char *buf;
53: size_t sz;
54: };
55:
1.19 kristaps 56: enum intt {
57: INTT_AUTO,
58: INTT_MDOC,
59: INTT_MAN
60: };
61:
62: enum outt {
63: OUTT_ASCII = 0,
64: OUTT_TREE,
1.43 kristaps 65: OUTT_HTML,
1.19 kristaps 66: OUTT_LINT
67: };
68:
1.5 kristaps 69: struct curparse {
1.22 kristaps 70: const char *file; /* Current parse. */
71: int fd; /* Current parse. */
1.5 kristaps 72: int wflags;
1.36 kristaps 73: #define WARN_WALL (1 << 0) /* All-warnings mask. */
1.1 kristaps 74: #define WARN_WERR (1 << 2) /* Warnings->errors. */
1.23 kristaps 75: int fflags;
76: #define IGN_SCOPE (1 << 0) /* Ignore scope errors. */
1.24 kristaps 77: #define NO_IGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */
78: #define NO_IGN_MACRO (1 << 2) /* Don't ignore bad macros. */
79: #define NO_IGN_CHARS (1 << 3) /* Don't ignore bad chars. */
1.39 kristaps 80: #define IGN_ERRORS (1 << 4) /* Ignore failed parse. */
1.29 kristaps 81: enum intt inttype; /* Input parsers... */
1.19 kristaps 82: struct man *man;
1.22 kristaps 83: struct man *lastman;
1.19 kristaps 84: struct mdoc *mdoc;
1.22 kristaps 85: struct mdoc *lastmdoc;
1.29 kristaps 86: enum outt outtype; /* Output devices... */
1.22 kristaps 87: out_mdoc outmdoc;
88: out_man outman;
89: out_free outfree;
90: void *outdata;
1.44 kristaps 91: char *outopts;
1.5 kristaps 92: };
1.1 kristaps 93:
94: static int foptions(int *, char *);
95: static int toptions(enum outt *, char *);
1.10 kristaps 96: static int moptions(enum intt *, char *);
1.1 kristaps 97: static int woptions(int *, char *);
98: static int merr(void *, int, int, const char *);
1.37 kristaps 99: static int mwarn(void *, int, int, const char *);
1.19 kristaps 100: static int ffile(struct buf *, struct buf *,
101: const char *, struct curparse *);
1.5 kristaps 102: static int fdesc(struct buf *, struct buf *,
1.19 kristaps 103: struct curparse *);
1.22 kristaps 104: static int pset(const char *, int, struct curparse *,
1.19 kristaps 105: struct man **, struct mdoc **);
106: static struct man *man_init(struct curparse *);
107: static struct mdoc *mdoc_init(struct curparse *);
1.10 kristaps 108: __dead static void version(void);
109: __dead static void usage(void);
1.1 kristaps 110:
1.22 kristaps 111: extern char *__progname;
112:
1.1 kristaps 113:
114: int
115: main(int argc, char *argv[])
116: {
1.19 kristaps 117: int c, rc;
1.5 kristaps 118: struct buf ln, blk;
119: struct curparse curp;
1.1 kristaps 120:
1.5 kristaps 121: bzero(&curp, sizeof(struct curparse));
122:
1.19 kristaps 123: curp.inttype = INTT_AUTO;
1.22 kristaps 124: curp.outtype = OUTT_ASCII;
1.19 kristaps 125:
1.1 kristaps 126: /* LINTED */
1.47 kristaps 127: while (-1 != (c = getopt(argc, argv, "f:m:O:T:VW:")))
1.1 kristaps 128: switch (c) {
129: case ('f'):
1.19 kristaps 130: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 131: return(EXIT_FAILURE);
1.1 kristaps 132: break;
1.10 kristaps 133: case ('m'):
1.19 kristaps 134: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 135: return(EXIT_FAILURE);
1.10 kristaps 136: break;
1.48 ! kristaps 137: case ('O'):
1.44 kristaps 138: curp.outopts = optarg;
139: break;
1.1 kristaps 140: case ('T'):
1.22 kristaps 141: if ( ! toptions(&curp.outtype, optarg))
1.32 kristaps 142: return(EXIT_FAILURE);
1.1 kristaps 143: break;
144: case ('W'):
1.5 kristaps 145: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 146: return(EXIT_FAILURE);
1.1 kristaps 147: break;
148: case ('V'):
149: version();
150: /* NOTREACHED */
151: default:
152: usage();
153: /* NOTREACHED */
154: }
155:
156: argc -= optind;
157: argv += optind;
158:
1.5 kristaps 159: bzero(&ln, sizeof(struct buf));
160: bzero(&blk, sizeof(struct buf));
1.1 kristaps 161:
1.22 kristaps 162: rc = 1;
1.1 kristaps 163:
1.30 kristaps 164: if (NULL == *argv) {
165: curp.file = "<stdin>";
166: curp.fd = STDIN_FILENO;
1.39 kristaps 167:
168: c = fdesc(&blk, &ln, &curp);
169: if ( ! (IGN_ERRORS & curp.fflags))
170: rc = 1 == c ? 1 : 0;
171: else
172: rc = -1 == c ? 0 : 1;
1.30 kristaps 173: }
1.22 kristaps 174:
175: while (rc && *argv) {
1.39 kristaps 176: c = ffile(&blk, &ln, *argv, &curp);
177: if ( ! (IGN_ERRORS & curp.fflags))
178: rc = 1 == c ? 1 : 0;
179: else
180: rc = -1 == c ? 0 : 1;
181:
1.22 kristaps 182: argv++;
183: if (*argv && rc) {
184: if (curp.lastman)
185: if ( ! man_reset(curp.lastman))
186: rc = 0;
187: if (curp.lastmdoc)
188: if ( ! mdoc_reset(curp.lastmdoc))
189: rc = 0;
190: curp.lastman = NULL;
191: curp.lastmdoc = NULL;
1.4 kristaps 192: }
1.1 kristaps 193: }
194:
1.5 kristaps 195: if (blk.buf)
196: free(blk.buf);
197: if (ln.buf)
198: free(ln.buf);
1.22 kristaps 199: if (curp.outfree)
200: (*curp.outfree)(curp.outdata);
1.19 kristaps 201: if (curp.mdoc)
202: mdoc_free(curp.mdoc);
203: if (curp.man)
204: man_free(curp.man);
1.1 kristaps 205:
206: return(rc ? EXIT_SUCCESS : EXIT_FAILURE);
207: }
208:
209:
210: __dead static void
211: version(void)
212: {
213:
214: (void)printf("%s %s\n", __progname, VERSION);
1.18 kristaps 215: exit(EXIT_SUCCESS);
1.1 kristaps 216: }
217:
218:
219: __dead static void
220: usage(void)
221: {
222:
1.12 kristaps 223: (void)fprintf(stderr, "usage: %s [-V] [-foption...] "
1.48 ! kristaps 224: "[-mformat] [-Ooption] [-Toutput] "
! 225: "[-Werr...]\n", __progname);
1.18 kristaps 226: exit(EXIT_FAILURE);
1.1 kristaps 227: }
228:
229:
1.19 kristaps 230: static struct man *
231: man_init(struct curparse *curp)
232: {
233: int pflags;
234: struct man *man;
235: struct man_cb mancb;
236:
237: mancb.man_err = merr;
1.37 kristaps 238: mancb.man_warn = mwarn;
1.19 kristaps 239:
1.30 kristaps 240: /* Defaults from mandoc.1. */
1.27 kristaps 241:
1.33 kristaps 242: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE | MAN_IGN_CHARS;
1.27 kristaps 243:
1.20 kristaps 244: if (curp->fflags & NO_IGN_MACRO)
245: pflags &= ~MAN_IGN_MACRO;
1.31 kristaps 246: if (curp->fflags & NO_IGN_CHARS)
247: pflags &= ~MAN_IGN_CHARS;
1.33 kristaps 248: if (curp->fflags & NO_IGN_ESCAPE)
249: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 250:
251: if (NULL == (man = man_alloc(curp, pflags, &mancb)))
252: warnx("memory exhausted");
253:
254: return(man);
255: }
256:
257:
258: static struct mdoc *
259: mdoc_init(struct curparse *curp)
260: {
261: int pflags;
262: struct mdoc *mdoc;
263: struct mdoc_cb mdoccb;
264:
265: mdoccb.mdoc_err = merr;
1.37 kristaps 266: mdoccb.mdoc_warn = mwarn;
1.19 kristaps 267:
1.30 kristaps 268: /* Defaults from mandoc.1. */
1.27 kristaps 269:
1.24 kristaps 270: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS;
1.19 kristaps 271:
272: if (curp->fflags & IGN_SCOPE)
273: pflags |= MDOC_IGN_SCOPE;
1.24 kristaps 274: if (curp->fflags & NO_IGN_ESCAPE)
275: pflags &= ~MDOC_IGN_ESCAPE;
276: if (curp->fflags & NO_IGN_MACRO)
277: pflags &= ~MDOC_IGN_MACRO;
278: if (curp->fflags & NO_IGN_CHARS)
279: pflags &= ~MDOC_IGN_CHARS;
1.19 kristaps 280:
281: if (NULL == (mdoc = mdoc_alloc(curp, pflags, &mdoccb)))
1.24 kristaps 282: warnx("memory exhausted");
1.19 kristaps 283:
284: return(mdoc);
285: }
286:
287:
288: static int
289: ffile(struct buf *blk, struct buf *ln,
290: const char *file, struct curparse *curp)
1.1 kristaps 291: {
1.19 kristaps 292: int c;
1.1 kristaps 293:
1.19 kristaps 294: curp->file = file;
295: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
296: warn("%s", curp->file);
1.39 kristaps 297: return(-1);
1.1 kristaps 298: }
299:
1.19 kristaps 300: c = fdesc(blk, ln, curp);
1.1 kristaps 301:
1.19 kristaps 302: if (-1 == close(curp->fd))
303: warn("%s", curp->file);
1.1 kristaps 304:
305: return(c);
306: }
307:
308:
309: static int
1.19 kristaps 310: fdesc(struct buf *blk, struct buf *ln, struct curparse *curp)
1.1 kristaps 311: {
312: size_t sz;
313: ssize_t ssz;
314: struct stat st;
1.29 kristaps 315: int j, i, pos, lnn, comment;
1.19 kristaps 316: struct man *man;
317: struct mdoc *mdoc;
1.10 kristaps 318:
1.19 kristaps 319: sz = BUFSIZ;
320: man = NULL;
321: mdoc = NULL;
1.1 kristaps 322:
323: /*
1.19 kristaps 324: * Two buffers: ln and buf. buf is the input buffer optimised
325: * here for each file's block size. ln is a line buffer. Both
1.1 kristaps 326: * growable, hence passed in by ptr-ptr.
327: */
328:
1.19 kristaps 329: if (-1 == fstat(curp->fd, &st))
1.32 kristaps 330: warn("%s", curp->file);
1.6 kristaps 331: else if ((size_t)st.st_blksize > sz)
332: sz = st.st_blksize;
1.1 kristaps 333:
1.5 kristaps 334: if (sz > blk->sz) {
335: blk->buf = realloc(blk->buf, sz);
1.19 kristaps 336: if (NULL == blk->buf) {
337: warn("realloc");
1.39 kristaps 338: return(-1);
1.19 kristaps 339: }
1.5 kristaps 340: blk->sz = sz;
1.1 kristaps 341: }
342:
1.19 kristaps 343: /* Fill buf with file blocksize. */
1.1 kristaps 344:
1.29 kristaps 345: for (lnn = pos = comment = 0; ; ) {
1.19 kristaps 346: if (-1 == (ssz = read(curp->fd, blk->buf, sz))) {
347: warn("%s", curp->file);
1.39 kristaps 348: return(-1);
1.1 kristaps 349: } else if (0 == ssz)
350: break;
351:
1.19 kristaps 352: /* Parse the read block into partial or full lines. */
353:
1.1 kristaps 354: for (i = 0; i < (int)ssz; i++) {
1.5 kristaps 355: if (pos >= (int)ln->sz) {
356: ln->sz += 256; /* Step-size. */
357: ln->buf = realloc(ln->buf, ln->sz);
1.19 kristaps 358: if (NULL == ln->buf) {
359: warn("realloc");
1.39 kristaps 360: return(-1);
1.19 kristaps 361: }
1.1 kristaps 362: }
363:
1.5 kristaps 364: if ('\n' != blk->buf[i]) {
1.29 kristaps 365: if (comment)
366: continue;
1.5 kristaps 367: ln->buf[pos++] = blk->buf[i];
1.29 kristaps 368:
369: /* Handle in-line `\"' comments. */
370:
371: if (1 == pos || '\"' != ln->buf[pos - 1])
372: continue;
373:
374: for (j = pos - 2; j >= 0; j--)
375: if ('\\' != ln->buf[j])
376: break;
377:
378: if ( ! ((pos - 2 - j) % 2))
379: continue;
380:
381: comment = 1;
382: pos -= 2;
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)) {
1.41 kristaps 423: (void)fprintf(stderr, "%s: not a manual\n",
424: curp->file);
1.22 kristaps 425: return(0);
426: }
427:
428: if (mdoc && ! mdoc_endparse(mdoc))
429: return(0);
430: if (man && ! man_endparse(man))
431: return(0);
1.19 kristaps 432:
1.29 kristaps 433: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 434:
435: if ( ! (curp->outman && curp->outmdoc)) {
436: switch (curp->outtype) {
1.43 kristaps 437: case (OUTT_HTML):
1.44 kristaps 438: curp->outdata = html_alloc(curp->outopts);
1.43 kristaps 439: curp->outman = html_man;
440: curp->outmdoc = html_mdoc;
441: curp->outfree = html_free;
442: break;
1.22 kristaps 443: case (OUTT_TREE):
444: curp->outman = tree_man;
445: curp->outmdoc = tree_mdoc;
446: break;
447: case (OUTT_LINT):
448: break;
449: default:
450: curp->outdata = ascii_alloc();
451: curp->outman = terminal_man;
452: curp->outmdoc = terminal_mdoc;
453: curp->outfree = terminal_free;
454: break;
455: }
456: }
457:
458: /* Execute the out device, if it exists. */
459:
460: if (man && curp->outman)
1.42 kristaps 461: (*curp->outman)(curp->outdata, man);
1.22 kristaps 462: if (mdoc && curp->outmdoc)
1.42 kristaps 463: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 464:
465: return(1);
1.19 kristaps 466: }
467:
468:
469: static int
1.22 kristaps 470: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 471: struct man **man, struct mdoc **mdoc)
472: {
1.29 kristaps 473: int i;
1.19 kristaps 474:
475: /*
476: * Try to intuit which kind of manual parser should be used. If
477: * passed in by command-line (-man, -mdoc), then use that
478: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 479: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 480: * default to -man, which is more lenient.
481: */
482:
1.29 kristaps 483: if (buf[0] == '.') {
484: for (i = 1; buf[i]; i++)
485: if (' ' != buf[i] && '\t' != buf[i])
486: break;
487: if (0 == buf[i])
488: return(1);
489: }
1.10 kristaps 490:
1.19 kristaps 491: switch (curp->inttype) {
492: case (INTT_MDOC):
493: if (NULL == curp->mdoc)
494: curp->mdoc = mdoc_init(curp);
495: if (NULL == (*mdoc = curp->mdoc))
496: return(0);
1.22 kristaps 497: curp->lastmdoc = *mdoc;
1.19 kristaps 498: return(1);
499: case (INTT_MAN):
500: if (NULL == curp->man)
501: curp->man = man_init(curp);
502: if (NULL == (*man = curp->man))
503: return(0);
1.22 kristaps 504: curp->lastman = *man;
1.19 kristaps 505: return(1);
506: default:
507: break;
508: }
509:
510: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
511: if (NULL == curp->mdoc)
512: curp->mdoc = mdoc_init(curp);
513: if (NULL == (*mdoc = curp->mdoc))
514: return(0);
1.22 kristaps 515: curp->lastmdoc = *mdoc;
1.19 kristaps 516: return(1);
517: }
518:
519: if (NULL == curp->man)
520: curp->man = man_init(curp);
521: if (NULL == (*man = curp->man))
522: return(0);
1.22 kristaps 523: curp->lastman = *man;
1.19 kristaps 524: return(1);
1.10 kristaps 525: }
526:
527:
528: static int
529: moptions(enum intt *tflags, char *arg)
530: {
531:
1.17 kristaps 532: if (0 == strcmp(arg, "doc"))
1.10 kristaps 533: *tflags = INTT_MDOC;
1.19 kristaps 534: else if (0 == strcmp(arg, "andoc"))
535: *tflags = INTT_AUTO;
1.17 kristaps 536: else if (0 == strcmp(arg, "an"))
1.10 kristaps 537: *tflags = INTT_MAN;
538: else {
539: warnx("bad argument: -m%s", arg);
540: return(0);
541: }
542:
543: return(1);
1.1 kristaps 544: }
545:
546:
547: static int
548: toptions(enum outt *tflags, char *arg)
549: {
550:
551: if (0 == strcmp(arg, "ascii"))
552: *tflags = OUTT_ASCII;
553: else if (0 == strcmp(arg, "lint"))
554: *tflags = OUTT_LINT;
555: else if (0 == strcmp(arg, "tree"))
556: *tflags = OUTT_TREE;
1.43 kristaps 557: else if (0 == strcmp(arg, "html"))
558: *tflags = OUTT_HTML;
1.1 kristaps 559: else {
560: warnx("bad argument: -T%s", arg);
561: return(0);
562: }
563:
564: return(1);
565: }
566:
567:
568: static int
569: foptions(int *fflags, char *arg)
570: {
1.34 kristaps 571: char *v, *o;
1.45 kristaps 572: const char *toks[7];
1.1 kristaps 573:
574: toks[0] = "ign-scope";
1.24 kristaps 575: toks[1] = "no-ign-escape";
576: toks[2] = "no-ign-macro";
577: toks[3] = "no-ign-chars";
1.39 kristaps 578: toks[4] = "ign-errors";
579: toks[5] = "strict";
580: toks[6] = NULL;
1.1 kristaps 581:
1.34 kristaps 582: while (*arg) {
583: o = arg;
1.45 kristaps 584: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 585: case (0):
1.15 kristaps 586: *fflags |= IGN_SCOPE;
1.1 kristaps 587: break;
588: case (1):
1.24 kristaps 589: *fflags |= NO_IGN_ESCAPE;
1.1 kristaps 590: break;
591: case (2):
1.24 kristaps 592: *fflags |= NO_IGN_MACRO;
1.1 kristaps 593: break;
1.20 kristaps 594: case (3):
1.24 kristaps 595: *fflags |= NO_IGN_CHARS;
596: break;
597: case (4):
1.39 kristaps 598: *fflags |= IGN_ERRORS;
599: break;
600: case (5):
1.24 kristaps 601: *fflags |= NO_IGN_ESCAPE |
602: NO_IGN_MACRO | NO_IGN_CHARS;
1.20 kristaps 603: break;
1.1 kristaps 604: default:
1.34 kristaps 605: warnx("bad argument: -f%s", o);
1.1 kristaps 606: return(0);
607: }
1.34 kristaps 608: }
1.1 kristaps 609:
610: return(1);
611: }
612:
613:
614: static int
615: woptions(int *wflags, char *arg)
616: {
1.34 kristaps 617: char *v, *o;
1.45 kristaps 618: const char *toks[3];
1.1 kristaps 619:
620: toks[0] = "all";
1.36 kristaps 621: toks[1] = "error";
622: toks[2] = NULL;
1.1 kristaps 623:
1.34 kristaps 624: while (*arg) {
625: o = arg;
1.45 kristaps 626: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 627: case (0):
628: *wflags |= WARN_WALL;
629: break;
630: case (1):
631: *wflags |= WARN_WERR;
632: break;
633: default:
1.34 kristaps 634: warnx("bad argument: -W%s", o);
1.1 kristaps 635: return(0);
636: }
1.34 kristaps 637: }
1.1 kristaps 638:
639: return(1);
640: }
641:
642:
1.2 kristaps 643: /* ARGSUSED */
1.1 kristaps 644: static int
645: merr(void *arg, int line, int col, const char *msg)
646: {
1.5 kristaps 647: struct curparse *curp;
648:
649: curp = (struct curparse *)arg;
1.36 kristaps 650:
1.40 kristaps 651: (void)fprintf(stderr, "%s:%d:%d: error: %s\n",
652: curp->file, line, col + 1, msg);
1.27 kristaps 653:
1.1 kristaps 654: return(0);
655: }
656:
657:
658: static int
1.37 kristaps 659: mwarn(void *arg, int line, int col, const char *msg)
1.1 kristaps 660: {
1.5 kristaps 661: struct curparse *curp;
1.1 kristaps 662:
1.5 kristaps 663: curp = (struct curparse *)arg;
1.1 kristaps 664:
1.36 kristaps 665: if ( ! (curp->wflags & WARN_WALL))
666: return(1);
667:
1.40 kristaps 668: (void)fprintf(stderr, "%s:%d:%d: warning: %s\n",
669: curp->file, line, col + 1, msg);
1.1 kristaps 670:
1.5 kristaps 671: if ( ! (curp->wflags & WARN_WERR))
1.1 kristaps 672: return(1);
1.27 kristaps 673:
1.1 kristaps 674: return(0);
675: }
676:
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