Annotation of mandoc/main.c, Revision 1.49
1.49 ! kristaps 1: /* $Id: main.c,v 1.48 2009/10/26 08:18:16 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 **);
1.49 ! kristaps 38: extern size_t strlcat(char *, const char *, size_t);
1.3 kristaps 39: # ifndef __dead
40: # define __dead __attribute__((__noreturn__))
41: # endif
1.13 kristaps 42: #elif defined(__dead2)
1.10 kristaps 43: # ifndef __dead
44: # define __dead __dead2
45: # endif
1.3 kristaps 46: #endif
47:
1.42 kristaps 48: typedef void (*out_mdoc)(void *, const struct mdoc *);
49: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 50: typedef void (*out_free)(void *);
51:
1.5 kristaps 52: struct buf {
53: char *buf;
54: size_t sz;
55: };
56:
1.19 kristaps 57: enum intt {
58: INTT_AUTO,
59: INTT_MDOC,
60: INTT_MAN
61: };
62:
63: enum outt {
64: OUTT_ASCII = 0,
65: OUTT_TREE,
1.43 kristaps 66: OUTT_HTML,
1.19 kristaps 67: OUTT_LINT
68: };
69:
1.5 kristaps 70: struct curparse {
1.22 kristaps 71: const char *file; /* Current parse. */
72: int fd; /* Current parse. */
1.5 kristaps 73: int wflags;
1.36 kristaps 74: #define WARN_WALL (1 << 0) /* All-warnings mask. */
1.1 kristaps 75: #define WARN_WERR (1 << 2) /* Warnings->errors. */
1.23 kristaps 76: int fflags;
77: #define IGN_SCOPE (1 << 0) /* Ignore scope errors. */
1.24 kristaps 78: #define NO_IGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */
79: #define NO_IGN_MACRO (1 << 2) /* Don't ignore bad macros. */
80: #define NO_IGN_CHARS (1 << 3) /* Don't ignore bad chars. */
1.39 kristaps 81: #define IGN_ERRORS (1 << 4) /* Ignore failed parse. */
1.29 kristaps 82: enum intt inttype; /* Input parsers... */
1.19 kristaps 83: struct man *man;
1.22 kristaps 84: struct man *lastman;
1.19 kristaps 85: struct mdoc *mdoc;
1.22 kristaps 86: struct mdoc *lastmdoc;
1.29 kristaps 87: enum outt outtype; /* Output devices... */
1.22 kristaps 88: out_mdoc outmdoc;
89: out_man outman;
90: out_free outfree;
91: void *outdata;
1.49 ! kristaps 92: char outopts[BUFSIZ];
1.5 kristaps 93: };
1.1 kristaps 94:
95: static int foptions(int *, char *);
96: static int toptions(enum outt *, 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 *);
1.10 kristaps 109: __dead static void version(void);
110: __dead static void usage(void);
1.1 kristaps 111:
1.22 kristaps 112: extern char *__progname;
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:
1.5 kristaps 122: bzero(&curp, sizeof(struct curparse));
123:
1.19 kristaps 124: curp.inttype = INTT_AUTO;
1.22 kristaps 125: curp.outtype = OUTT_ASCII;
1.19 kristaps 126:
1.1 kristaps 127: /* LINTED */
1.47 kristaps 128: while (-1 != (c = getopt(argc, argv, "f:m:O:T:VW:")))
1.1 kristaps 129: switch (c) {
130: case ('f'):
1.19 kristaps 131: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 132: return(EXIT_FAILURE);
1.1 kristaps 133: break;
1.10 kristaps 134: case ('m'):
1.19 kristaps 135: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 136: return(EXIT_FAILURE);
1.10 kristaps 137: break;
1.48 kristaps 138: case ('O'):
1.49 ! kristaps 139: (void)strlcat(curp.outopts, optarg, BUFSIZ);
! 140: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 141: break;
1.1 kristaps 142: case ('T'):
1.22 kristaps 143: if ( ! toptions(&curp.outtype, optarg))
1.32 kristaps 144: return(EXIT_FAILURE);
1.1 kristaps 145: break;
146: case ('W'):
1.5 kristaps 147: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 148: return(EXIT_FAILURE);
1.1 kristaps 149: break;
150: case ('V'):
151: version();
152: /* NOTREACHED */
153: default:
154: usage();
155: /* NOTREACHED */
156: }
157:
158: argc -= optind;
159: argv += optind;
160:
1.5 kristaps 161: bzero(&ln, sizeof(struct buf));
162: bzero(&blk, sizeof(struct buf));
1.1 kristaps 163:
1.22 kristaps 164: rc = 1;
1.1 kristaps 165:
1.30 kristaps 166: if (NULL == *argv) {
167: curp.file = "<stdin>";
168: curp.fd = STDIN_FILENO;
1.39 kristaps 169:
170: c = fdesc(&blk, &ln, &curp);
171: if ( ! (IGN_ERRORS & curp.fflags))
172: rc = 1 == c ? 1 : 0;
173: else
174: rc = -1 == c ? 0 : 1;
1.30 kristaps 175: }
1.22 kristaps 176:
177: while (rc && *argv) {
1.39 kristaps 178: c = ffile(&blk, &ln, *argv, &curp);
179: if ( ! (IGN_ERRORS & curp.fflags))
180: rc = 1 == c ? 1 : 0;
181: else
182: rc = -1 == c ? 0 : 1;
183:
1.22 kristaps 184: argv++;
185: if (*argv && rc) {
186: if (curp.lastman)
187: if ( ! man_reset(curp.lastman))
188: rc = 0;
189: if (curp.lastmdoc)
190: if ( ! mdoc_reset(curp.lastmdoc))
191: rc = 0;
192: curp.lastman = NULL;
193: curp.lastmdoc = NULL;
1.4 kristaps 194: }
1.1 kristaps 195: }
196:
1.5 kristaps 197: if (blk.buf)
198: free(blk.buf);
199: if (ln.buf)
200: free(ln.buf);
1.22 kristaps 201: if (curp.outfree)
202: (*curp.outfree)(curp.outdata);
1.19 kristaps 203: if (curp.mdoc)
204: mdoc_free(curp.mdoc);
205: if (curp.man)
206: man_free(curp.man);
1.1 kristaps 207:
208: return(rc ? EXIT_SUCCESS : EXIT_FAILURE);
209: }
210:
211:
212: __dead static void
213: version(void)
214: {
215:
216: (void)printf("%s %s\n", __progname, VERSION);
1.18 kristaps 217: exit(EXIT_SUCCESS);
1.1 kristaps 218: }
219:
220:
221: __dead static void
222: usage(void)
223: {
224:
1.12 kristaps 225: (void)fprintf(stderr, "usage: %s [-V] [-foption...] "
1.48 kristaps 226: "[-mformat] [-Ooption] [-Toutput] "
227: "[-Werr...]\n", __progname);
1.18 kristaps 228: exit(EXIT_FAILURE);
1.1 kristaps 229: }
230:
231:
1.19 kristaps 232: static struct man *
233: man_init(struct curparse *curp)
234: {
235: int pflags;
236: struct man *man;
237: struct man_cb mancb;
238:
239: mancb.man_err = merr;
1.37 kristaps 240: mancb.man_warn = mwarn;
1.19 kristaps 241:
1.30 kristaps 242: /* Defaults from mandoc.1. */
1.27 kristaps 243:
1.33 kristaps 244: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE | MAN_IGN_CHARS;
1.27 kristaps 245:
1.20 kristaps 246: if (curp->fflags & NO_IGN_MACRO)
247: pflags &= ~MAN_IGN_MACRO;
1.31 kristaps 248: if (curp->fflags & NO_IGN_CHARS)
249: pflags &= ~MAN_IGN_CHARS;
1.33 kristaps 250: if (curp->fflags & NO_IGN_ESCAPE)
251: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 252:
253: if (NULL == (man = man_alloc(curp, pflags, &mancb)))
254: warnx("memory exhausted");
255:
256: return(man);
257: }
258:
259:
260: static struct mdoc *
261: mdoc_init(struct curparse *curp)
262: {
263: int pflags;
264: struct mdoc *mdoc;
265: struct mdoc_cb mdoccb;
266:
267: mdoccb.mdoc_err = merr;
1.37 kristaps 268: mdoccb.mdoc_warn = mwarn;
1.19 kristaps 269:
1.30 kristaps 270: /* Defaults from mandoc.1. */
1.27 kristaps 271:
1.24 kristaps 272: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS;
1.19 kristaps 273:
274: if (curp->fflags & IGN_SCOPE)
275: pflags |= MDOC_IGN_SCOPE;
1.24 kristaps 276: if (curp->fflags & NO_IGN_ESCAPE)
277: pflags &= ~MDOC_IGN_ESCAPE;
278: if (curp->fflags & NO_IGN_MACRO)
279: pflags &= ~MDOC_IGN_MACRO;
280: if (curp->fflags & NO_IGN_CHARS)
281: pflags &= ~MDOC_IGN_CHARS;
1.19 kristaps 282:
283: if (NULL == (mdoc = mdoc_alloc(curp, pflags, &mdoccb)))
1.24 kristaps 284: warnx("memory exhausted");
1.19 kristaps 285:
286: return(mdoc);
287: }
288:
289:
290: static int
291: ffile(struct buf *blk, struct buf *ln,
292: const char *file, struct curparse *curp)
1.1 kristaps 293: {
1.19 kristaps 294: int c;
1.1 kristaps 295:
1.19 kristaps 296: curp->file = file;
297: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
298: warn("%s", curp->file);
1.39 kristaps 299: return(-1);
1.1 kristaps 300: }
301:
1.19 kristaps 302: c = fdesc(blk, ln, curp);
1.1 kristaps 303:
1.19 kristaps 304: if (-1 == close(curp->fd))
305: warn("%s", curp->file);
1.1 kristaps 306:
307: return(c);
308: }
309:
310:
311: static int
1.19 kristaps 312: fdesc(struct buf *blk, struct buf *ln, struct curparse *curp)
1.1 kristaps 313: {
314: size_t sz;
315: ssize_t ssz;
316: struct stat st;
1.29 kristaps 317: int j, i, pos, lnn, comment;
1.19 kristaps 318: struct man *man;
319: struct mdoc *mdoc;
1.10 kristaps 320:
1.19 kristaps 321: sz = BUFSIZ;
322: man = NULL;
323: mdoc = NULL;
1.1 kristaps 324:
325: /*
1.19 kristaps 326: * Two buffers: ln and buf. buf is the input buffer optimised
327: * here for each file's block size. ln is a line buffer. Both
1.1 kristaps 328: * growable, hence passed in by ptr-ptr.
329: */
330:
1.19 kristaps 331: if (-1 == fstat(curp->fd, &st))
1.32 kristaps 332: warn("%s", curp->file);
1.6 kristaps 333: else if ((size_t)st.st_blksize > sz)
334: sz = st.st_blksize;
1.1 kristaps 335:
1.5 kristaps 336: if (sz > blk->sz) {
337: blk->buf = realloc(blk->buf, sz);
1.19 kristaps 338: if (NULL == blk->buf) {
339: warn("realloc");
1.39 kristaps 340: return(-1);
1.19 kristaps 341: }
1.5 kristaps 342: blk->sz = sz;
1.1 kristaps 343: }
344:
1.19 kristaps 345: /* Fill buf with file blocksize. */
1.1 kristaps 346:
1.29 kristaps 347: for (lnn = pos = comment = 0; ; ) {
1.19 kristaps 348: if (-1 == (ssz = read(curp->fd, blk->buf, sz))) {
349: warn("%s", curp->file);
1.39 kristaps 350: return(-1);
1.1 kristaps 351: } else if (0 == ssz)
352: break;
353:
1.19 kristaps 354: /* Parse the read block into partial or full lines. */
355:
1.1 kristaps 356: for (i = 0; i < (int)ssz; i++) {
1.5 kristaps 357: if (pos >= (int)ln->sz) {
358: ln->sz += 256; /* Step-size. */
359: ln->buf = realloc(ln->buf, ln->sz);
1.19 kristaps 360: if (NULL == ln->buf) {
361: warn("realloc");
1.39 kristaps 362: return(-1);
1.19 kristaps 363: }
1.1 kristaps 364: }
365:
1.5 kristaps 366: if ('\n' != blk->buf[i]) {
1.29 kristaps 367: if (comment)
368: continue;
1.5 kristaps 369: ln->buf[pos++] = blk->buf[i];
1.29 kristaps 370:
371: /* Handle in-line `\"' comments. */
372:
373: if (1 == pos || '\"' != ln->buf[pos - 1])
374: continue;
375:
376: for (j = pos - 2; j >= 0; j--)
377: if ('\\' != ln->buf[j])
378: break;
379:
380: if ( ! ((pos - 2 - j) % 2))
381: continue;
382:
383: comment = 1;
384: pos -= 2;
1.1 kristaps 385: continue;
1.29 kristaps 386: }
1.1 kristaps 387:
1.29 kristaps 388: /* Handle escaped `\\n' newlines. */
1.1 kristaps 389:
1.29 kristaps 390: if (pos > 0 && 0 == comment &&
391: '\\' == ln->buf[pos - 1]) {
1.1 kristaps 392: for (j = pos - 1; j >= 0; j--)
1.5 kristaps 393: if ('\\' != ln->buf[j])
1.1 kristaps 394: break;
395: if ( ! ((pos - j) % 2)) {
396: pos--;
397: lnn++;
398: continue;
399: }
400: }
401:
1.5 kristaps 402: ln->buf[pos] = 0;
1.19 kristaps 403: lnn++;
1.29 kristaps 404:
405: /* If unset, assign parser in pset(). */
1.19 kristaps 406:
407: if ( ! (man || mdoc) && ! pset(ln->buf,
408: pos, curp, &man, &mdoc))
1.39 kristaps 409: return(-1);
1.19 kristaps 410:
1.29 kristaps 411: pos = comment = 0;
1.19 kristaps 412:
1.30 kristaps 413: /* Pass down into parsers. */
414:
1.10 kristaps 415: if (man && ! man_parseln(man, lnn, ln->buf))
1.1 kristaps 416: return(0);
1.19 kristaps 417: if (mdoc && ! mdoc_parseln(mdoc, lnn, ln->buf))
418: return(0);
1.1 kristaps 419: }
420: }
421:
1.29 kristaps 422: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 423:
1.22 kristaps 424: if ( ! (man || mdoc)) {
1.41 kristaps 425: (void)fprintf(stderr, "%s: not a manual\n",
426: curp->file);
1.22 kristaps 427: return(0);
428: }
429:
430: if (mdoc && ! mdoc_endparse(mdoc))
431: return(0);
432: if (man && ! man_endparse(man))
433: return(0);
1.19 kristaps 434:
1.29 kristaps 435: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 436:
437: if ( ! (curp->outman && curp->outmdoc)) {
438: switch (curp->outtype) {
1.43 kristaps 439: case (OUTT_HTML):
1.44 kristaps 440: curp->outdata = html_alloc(curp->outopts);
1.43 kristaps 441: curp->outman = html_man;
442: curp->outmdoc = html_mdoc;
443: curp->outfree = html_free;
444: break;
1.22 kristaps 445: case (OUTT_TREE):
446: curp->outman = tree_man;
447: curp->outmdoc = tree_mdoc;
448: break;
449: case (OUTT_LINT):
450: break;
451: default:
452: curp->outdata = ascii_alloc();
453: curp->outman = terminal_man;
454: curp->outmdoc = terminal_mdoc;
455: curp->outfree = terminal_free;
456: break;
457: }
458: }
459:
460: /* Execute the out device, if it exists. */
461:
462: if (man && curp->outman)
1.42 kristaps 463: (*curp->outman)(curp->outdata, man);
1.22 kristaps 464: if (mdoc && curp->outmdoc)
1.42 kristaps 465: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 466:
467: return(1);
1.19 kristaps 468: }
469:
470:
471: static int
1.22 kristaps 472: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 473: struct man **man, struct mdoc **mdoc)
474: {
1.29 kristaps 475: int i;
1.19 kristaps 476:
477: /*
478: * Try to intuit which kind of manual parser should be used. If
479: * passed in by command-line (-man, -mdoc), then use that
480: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 481: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 482: * default to -man, which is more lenient.
483: */
484:
1.29 kristaps 485: if (buf[0] == '.') {
486: for (i = 1; buf[i]; i++)
487: if (' ' != buf[i] && '\t' != buf[i])
488: break;
489: if (0 == buf[i])
490: return(1);
491: }
1.10 kristaps 492:
1.19 kristaps 493: switch (curp->inttype) {
494: case (INTT_MDOC):
495: if (NULL == curp->mdoc)
496: curp->mdoc = mdoc_init(curp);
497: if (NULL == (*mdoc = curp->mdoc))
498: return(0);
1.22 kristaps 499: curp->lastmdoc = *mdoc;
1.19 kristaps 500: return(1);
501: case (INTT_MAN):
502: if (NULL == curp->man)
503: curp->man = man_init(curp);
504: if (NULL == (*man = curp->man))
505: return(0);
1.22 kristaps 506: curp->lastman = *man;
1.19 kristaps 507: return(1);
508: default:
509: break;
510: }
511:
512: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
513: if (NULL == curp->mdoc)
514: curp->mdoc = mdoc_init(curp);
515: if (NULL == (*mdoc = curp->mdoc))
516: return(0);
1.22 kristaps 517: curp->lastmdoc = *mdoc;
1.19 kristaps 518: return(1);
519: }
520:
521: if (NULL == curp->man)
522: curp->man = man_init(curp);
523: if (NULL == (*man = curp->man))
524: return(0);
1.22 kristaps 525: curp->lastman = *man;
1.19 kristaps 526: return(1);
1.10 kristaps 527: }
528:
529:
530: static int
531: moptions(enum intt *tflags, char *arg)
532: {
533:
1.17 kristaps 534: if (0 == strcmp(arg, "doc"))
1.10 kristaps 535: *tflags = INTT_MDOC;
1.19 kristaps 536: else if (0 == strcmp(arg, "andoc"))
537: *tflags = INTT_AUTO;
1.17 kristaps 538: else if (0 == strcmp(arg, "an"))
1.10 kristaps 539: *tflags = INTT_MAN;
540: else {
541: warnx("bad argument: -m%s", arg);
542: return(0);
543: }
544:
545: return(1);
1.1 kristaps 546: }
547:
548:
549: static int
550: toptions(enum outt *tflags, char *arg)
551: {
552:
553: if (0 == strcmp(arg, "ascii"))
554: *tflags = OUTT_ASCII;
555: else if (0 == strcmp(arg, "lint"))
556: *tflags = OUTT_LINT;
557: else if (0 == strcmp(arg, "tree"))
558: *tflags = OUTT_TREE;
1.43 kristaps 559: else if (0 == strcmp(arg, "html"))
560: *tflags = OUTT_HTML;
1.1 kristaps 561: else {
562: warnx("bad argument: -T%s", arg);
563: return(0);
564: }
565:
566: return(1);
567: }
568:
569:
570: static int
571: foptions(int *fflags, char *arg)
572: {
1.34 kristaps 573: char *v, *o;
1.45 kristaps 574: const char *toks[7];
1.1 kristaps 575:
576: toks[0] = "ign-scope";
1.24 kristaps 577: toks[1] = "no-ign-escape";
578: toks[2] = "no-ign-macro";
579: toks[3] = "no-ign-chars";
1.39 kristaps 580: toks[4] = "ign-errors";
581: toks[5] = "strict";
582: toks[6] = NULL;
1.1 kristaps 583:
1.34 kristaps 584: while (*arg) {
585: o = arg;
1.45 kristaps 586: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 587: case (0):
1.15 kristaps 588: *fflags |= IGN_SCOPE;
1.1 kristaps 589: break;
590: case (1):
1.24 kristaps 591: *fflags |= NO_IGN_ESCAPE;
1.1 kristaps 592: break;
593: case (2):
1.24 kristaps 594: *fflags |= NO_IGN_MACRO;
1.1 kristaps 595: break;
1.20 kristaps 596: case (3):
1.24 kristaps 597: *fflags |= NO_IGN_CHARS;
598: break;
599: case (4):
1.39 kristaps 600: *fflags |= IGN_ERRORS;
601: break;
602: case (5):
1.24 kristaps 603: *fflags |= NO_IGN_ESCAPE |
604: NO_IGN_MACRO | NO_IGN_CHARS;
1.20 kristaps 605: break;
1.1 kristaps 606: default:
1.34 kristaps 607: warnx("bad argument: -f%s", o);
1.1 kristaps 608: return(0);
609: }
1.34 kristaps 610: }
1.1 kristaps 611:
612: return(1);
613: }
614:
615:
616: static int
617: woptions(int *wflags, char *arg)
618: {
1.34 kristaps 619: char *v, *o;
1.45 kristaps 620: const char *toks[3];
1.1 kristaps 621:
622: toks[0] = "all";
1.36 kristaps 623: toks[1] = "error";
624: toks[2] = NULL;
1.1 kristaps 625:
1.34 kristaps 626: while (*arg) {
627: o = arg;
1.45 kristaps 628: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 629: case (0):
630: *wflags |= WARN_WALL;
631: break;
632: case (1):
633: *wflags |= WARN_WERR;
634: break;
635: default:
1.34 kristaps 636: warnx("bad argument: -W%s", o);
1.1 kristaps 637: return(0);
638: }
1.34 kristaps 639: }
1.1 kristaps 640:
641: return(1);
642: }
643:
644:
1.2 kristaps 645: /* ARGSUSED */
1.1 kristaps 646: static int
647: merr(void *arg, int line, int col, const char *msg)
648: {
1.5 kristaps 649: struct curparse *curp;
650:
651: curp = (struct curparse *)arg;
1.36 kristaps 652:
1.40 kristaps 653: (void)fprintf(stderr, "%s:%d:%d: error: %s\n",
654: curp->file, line, col + 1, msg);
1.27 kristaps 655:
1.1 kristaps 656: return(0);
657: }
658:
659:
660: static int
1.37 kristaps 661: mwarn(void *arg, int line, int col, const char *msg)
1.1 kristaps 662: {
1.5 kristaps 663: struct curparse *curp;
1.1 kristaps 664:
1.5 kristaps 665: curp = (struct curparse *)arg;
1.1 kristaps 666:
1.36 kristaps 667: if ( ! (curp->wflags & WARN_WALL))
668: return(1);
669:
1.40 kristaps 670: (void)fprintf(stderr, "%s:%d:%d: warning: %s\n",
671: curp->file, line, col + 1, msg);
1.1 kristaps 672:
1.5 kristaps 673: if ( ! (curp->wflags & WARN_WERR))
1.1 kristaps 674: return(1);
1.27 kristaps 675:
1.1 kristaps 676: return(0);
677: }
678:
CVSweb