Annotation of mandoc/main.c, Revision 1.52
1.52 ! kristaps 1: /* $Id: main.c,v 1.51 2009/10/27 08:26:11 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:
1.51 kristaps 122: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 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:
1.51 kristaps 161: memset(&ln, 0, sizeof(struct buf));
162: memset(&blk, 0, 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)
1.52 ! kristaps 187: man_reset(curp.lastman);
1.22 kristaps 188: if (curp.lastmdoc)
1.52 ! kristaps 189: mdoc_reset(curp.lastmdoc);
1.22 kristaps 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_cb mancb;
235:
236: mancb.man_err = merr;
1.37 kristaps 237: mancb.man_warn = mwarn;
1.19 kristaps 238:
1.30 kristaps 239: /* Defaults from mandoc.1. */
1.27 kristaps 240:
1.33 kristaps 241: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE | MAN_IGN_CHARS;
1.27 kristaps 242:
1.20 kristaps 243: if (curp->fflags & NO_IGN_MACRO)
244: pflags &= ~MAN_IGN_MACRO;
1.31 kristaps 245: if (curp->fflags & NO_IGN_CHARS)
246: pflags &= ~MAN_IGN_CHARS;
1.33 kristaps 247: if (curp->fflags & NO_IGN_ESCAPE)
248: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 249:
1.52 ! kristaps 250: return(man_alloc(curp, pflags, &mancb));
1.19 kristaps 251: }
252:
253:
254: static struct mdoc *
255: mdoc_init(struct curparse *curp)
256: {
257: int pflags;
258: struct mdoc_cb mdoccb;
259:
260: mdoccb.mdoc_err = merr;
1.37 kristaps 261: mdoccb.mdoc_warn = mwarn;
1.19 kristaps 262:
1.30 kristaps 263: /* Defaults from mandoc.1. */
1.27 kristaps 264:
1.24 kristaps 265: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS;
1.19 kristaps 266:
267: if (curp->fflags & IGN_SCOPE)
268: pflags |= MDOC_IGN_SCOPE;
1.24 kristaps 269: if (curp->fflags & NO_IGN_ESCAPE)
270: pflags &= ~MDOC_IGN_ESCAPE;
271: if (curp->fflags & NO_IGN_MACRO)
272: pflags &= ~MDOC_IGN_MACRO;
273: if (curp->fflags & NO_IGN_CHARS)
274: pflags &= ~MDOC_IGN_CHARS;
1.19 kristaps 275:
1.52 ! kristaps 276: return(mdoc_alloc(curp, pflags, &mdoccb));
1.19 kristaps 277: }
278:
279:
280: static int
281: ffile(struct buf *blk, struct buf *ln,
282: const char *file, struct curparse *curp)
1.1 kristaps 283: {
1.19 kristaps 284: int c;
1.1 kristaps 285:
1.19 kristaps 286: curp->file = file;
287: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
288: warn("%s", curp->file);
1.39 kristaps 289: return(-1);
1.1 kristaps 290: }
291:
1.19 kristaps 292: c = fdesc(blk, ln, curp);
1.1 kristaps 293:
1.19 kristaps 294: if (-1 == close(curp->fd))
295: warn("%s", curp->file);
1.1 kristaps 296:
297: return(c);
298: }
299:
300:
301: static int
1.19 kristaps 302: fdesc(struct buf *blk, struct buf *ln, struct curparse *curp)
1.1 kristaps 303: {
304: size_t sz;
305: ssize_t ssz;
306: struct stat st;
1.29 kristaps 307: int j, i, pos, lnn, comment;
1.19 kristaps 308: struct man *man;
309: struct mdoc *mdoc;
1.10 kristaps 310:
1.19 kristaps 311: sz = BUFSIZ;
312: man = NULL;
313: mdoc = NULL;
1.1 kristaps 314:
315: /*
1.19 kristaps 316: * Two buffers: ln and buf. buf is the input buffer optimised
317: * here for each file's block size. ln is a line buffer. Both
1.1 kristaps 318: * growable, hence passed in by ptr-ptr.
319: */
320:
1.19 kristaps 321: if (-1 == fstat(curp->fd, &st))
1.32 kristaps 322: warn("%s", curp->file);
1.6 kristaps 323: else if ((size_t)st.st_blksize > sz)
324: sz = st.st_blksize;
1.1 kristaps 325:
1.5 kristaps 326: if (sz > blk->sz) {
327: blk->buf = realloc(blk->buf, sz);
1.19 kristaps 328: if (NULL == blk->buf) {
329: warn("realloc");
1.39 kristaps 330: return(-1);
1.19 kristaps 331: }
1.5 kristaps 332: blk->sz = sz;
1.1 kristaps 333: }
334:
1.19 kristaps 335: /* Fill buf with file blocksize. */
1.1 kristaps 336:
1.29 kristaps 337: for (lnn = pos = comment = 0; ; ) {
1.19 kristaps 338: if (-1 == (ssz = read(curp->fd, blk->buf, sz))) {
339: warn("%s", curp->file);
1.39 kristaps 340: return(-1);
1.1 kristaps 341: } else if (0 == ssz)
342: break;
343:
1.19 kristaps 344: /* Parse the read block into partial or full lines. */
345:
1.1 kristaps 346: for (i = 0; i < (int)ssz; i++) {
1.5 kristaps 347: if (pos >= (int)ln->sz) {
348: ln->sz += 256; /* Step-size. */
349: ln->buf = realloc(ln->buf, ln->sz);
1.19 kristaps 350: if (NULL == ln->buf) {
351: warn("realloc");
1.39 kristaps 352: return(-1);
1.19 kristaps 353: }
1.1 kristaps 354: }
355:
1.5 kristaps 356: if ('\n' != blk->buf[i]) {
1.29 kristaps 357: if (comment)
358: continue;
1.5 kristaps 359: ln->buf[pos++] = blk->buf[i];
1.29 kristaps 360:
361: /* Handle in-line `\"' comments. */
362:
363: if (1 == pos || '\"' != ln->buf[pos - 1])
364: continue;
365:
366: for (j = pos - 2; j >= 0; j--)
367: if ('\\' != ln->buf[j])
368: break;
369:
370: if ( ! ((pos - 2 - j) % 2))
371: continue;
372:
373: comment = 1;
374: pos -= 2;
1.1 kristaps 375: continue;
1.29 kristaps 376: }
1.1 kristaps 377:
1.29 kristaps 378: /* Handle escaped `\\n' newlines. */
1.1 kristaps 379:
1.29 kristaps 380: if (pos > 0 && 0 == comment &&
381: '\\' == ln->buf[pos - 1]) {
1.1 kristaps 382: for (j = pos - 1; j >= 0; j--)
1.5 kristaps 383: if ('\\' != ln->buf[j])
1.1 kristaps 384: break;
385: if ( ! ((pos - j) % 2)) {
386: pos--;
387: lnn++;
388: continue;
389: }
390: }
391:
1.5 kristaps 392: ln->buf[pos] = 0;
1.19 kristaps 393: lnn++;
1.29 kristaps 394:
395: /* If unset, assign parser in pset(). */
1.19 kristaps 396:
397: if ( ! (man || mdoc) && ! pset(ln->buf,
398: pos, curp, &man, &mdoc))
1.39 kristaps 399: return(-1);
1.19 kristaps 400:
1.29 kristaps 401: pos = comment = 0;
1.19 kristaps 402:
1.30 kristaps 403: /* Pass down into parsers. */
404:
1.10 kristaps 405: if (man && ! man_parseln(man, lnn, ln->buf))
1.1 kristaps 406: return(0);
1.19 kristaps 407: if (mdoc && ! mdoc_parseln(mdoc, lnn, ln->buf))
408: return(0);
1.1 kristaps 409: }
410: }
411:
1.29 kristaps 412: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 413:
1.22 kristaps 414: if ( ! (man || mdoc)) {
1.41 kristaps 415: (void)fprintf(stderr, "%s: not a manual\n",
416: curp->file);
1.22 kristaps 417: return(0);
418: }
419:
420: if (mdoc && ! mdoc_endparse(mdoc))
421: return(0);
422: if (man && ! man_endparse(man))
423: return(0);
1.19 kristaps 424:
1.29 kristaps 425: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 426:
427: if ( ! (curp->outman && curp->outmdoc)) {
428: switch (curp->outtype) {
1.43 kristaps 429: case (OUTT_HTML):
1.44 kristaps 430: curp->outdata = html_alloc(curp->outopts);
1.43 kristaps 431: curp->outman = html_man;
432: curp->outmdoc = html_mdoc;
433: curp->outfree = html_free;
434: break;
1.22 kristaps 435: case (OUTT_TREE):
436: curp->outman = tree_man;
437: curp->outmdoc = tree_mdoc;
438: break;
439: case (OUTT_LINT):
440: break;
441: default:
442: curp->outdata = ascii_alloc();
443: curp->outman = terminal_man;
444: curp->outmdoc = terminal_mdoc;
445: curp->outfree = terminal_free;
446: break;
447: }
448: }
449:
450: /* Execute the out device, if it exists. */
451:
452: if (man && curp->outman)
1.42 kristaps 453: (*curp->outman)(curp->outdata, man);
1.22 kristaps 454: if (mdoc && curp->outmdoc)
1.42 kristaps 455: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 456:
457: return(1);
1.19 kristaps 458: }
459:
460:
461: static int
1.22 kristaps 462: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 463: struct man **man, struct mdoc **mdoc)
464: {
1.29 kristaps 465: int i;
1.19 kristaps 466:
467: /*
468: * Try to intuit which kind of manual parser should be used. If
469: * passed in by command-line (-man, -mdoc), then use that
470: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 471: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 472: * default to -man, which is more lenient.
473: */
474:
1.29 kristaps 475: if (buf[0] == '.') {
476: for (i = 1; buf[i]; i++)
477: if (' ' != buf[i] && '\t' != buf[i])
478: break;
479: if (0 == buf[i])
480: return(1);
481: }
1.10 kristaps 482:
1.19 kristaps 483: switch (curp->inttype) {
484: case (INTT_MDOC):
485: if (NULL == curp->mdoc)
486: curp->mdoc = mdoc_init(curp);
487: if (NULL == (*mdoc = curp->mdoc))
488: return(0);
1.22 kristaps 489: curp->lastmdoc = *mdoc;
1.19 kristaps 490: return(1);
491: case (INTT_MAN):
492: if (NULL == curp->man)
493: curp->man = man_init(curp);
494: if (NULL == (*man = curp->man))
495: return(0);
1.22 kristaps 496: curp->lastman = *man;
1.19 kristaps 497: return(1);
498: default:
499: break;
500: }
501:
502: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
503: if (NULL == curp->mdoc)
504: curp->mdoc = mdoc_init(curp);
505: if (NULL == (*mdoc = curp->mdoc))
506: return(0);
1.22 kristaps 507: curp->lastmdoc = *mdoc;
1.19 kristaps 508: return(1);
509: }
510:
511: if (NULL == curp->man)
512: curp->man = man_init(curp);
513: if (NULL == (*man = curp->man))
514: return(0);
1.22 kristaps 515: curp->lastman = *man;
1.19 kristaps 516: return(1);
1.10 kristaps 517: }
518:
519:
520: static int
521: moptions(enum intt *tflags, char *arg)
522: {
523:
1.17 kristaps 524: if (0 == strcmp(arg, "doc"))
1.10 kristaps 525: *tflags = INTT_MDOC;
1.19 kristaps 526: else if (0 == strcmp(arg, "andoc"))
527: *tflags = INTT_AUTO;
1.17 kristaps 528: else if (0 == strcmp(arg, "an"))
1.10 kristaps 529: *tflags = INTT_MAN;
530: else {
531: warnx("bad argument: -m%s", arg);
532: return(0);
533: }
534:
535: return(1);
1.1 kristaps 536: }
537:
538:
539: static int
540: toptions(enum outt *tflags, char *arg)
541: {
542:
543: if (0 == strcmp(arg, "ascii"))
544: *tflags = OUTT_ASCII;
545: else if (0 == strcmp(arg, "lint"))
546: *tflags = OUTT_LINT;
547: else if (0 == strcmp(arg, "tree"))
548: *tflags = OUTT_TREE;
1.43 kristaps 549: else if (0 == strcmp(arg, "html"))
550: *tflags = OUTT_HTML;
1.1 kristaps 551: else {
552: warnx("bad argument: -T%s", arg);
553: return(0);
554: }
555:
556: return(1);
557: }
558:
559:
560: static int
561: foptions(int *fflags, char *arg)
562: {
1.34 kristaps 563: char *v, *o;
1.50 kristaps 564: const char *toks[8];
1.1 kristaps 565:
566: toks[0] = "ign-scope";
1.24 kristaps 567: toks[1] = "no-ign-escape";
568: toks[2] = "no-ign-macro";
569: toks[3] = "no-ign-chars";
1.39 kristaps 570: toks[4] = "ign-errors";
571: toks[5] = "strict";
1.50 kristaps 572: toks[6] = "ign-escape";
573: toks[7] = NULL;
1.1 kristaps 574:
1.34 kristaps 575: while (*arg) {
576: o = arg;
1.45 kristaps 577: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 578: case (0):
1.15 kristaps 579: *fflags |= IGN_SCOPE;
1.1 kristaps 580: break;
581: case (1):
1.24 kristaps 582: *fflags |= NO_IGN_ESCAPE;
1.1 kristaps 583: break;
584: case (2):
1.24 kristaps 585: *fflags |= NO_IGN_MACRO;
1.1 kristaps 586: break;
1.20 kristaps 587: case (3):
1.24 kristaps 588: *fflags |= NO_IGN_CHARS;
589: break;
590: case (4):
1.39 kristaps 591: *fflags |= IGN_ERRORS;
592: break;
593: case (5):
1.24 kristaps 594: *fflags |= NO_IGN_ESCAPE |
595: NO_IGN_MACRO | NO_IGN_CHARS;
1.20 kristaps 596: break;
1.50 kristaps 597: case (6):
598: *fflags &= ~NO_IGN_ESCAPE;
599: break;
1.1 kristaps 600: default:
1.34 kristaps 601: warnx("bad argument: -f%s", o);
1.1 kristaps 602: return(0);
603: }
1.34 kristaps 604: }
1.1 kristaps 605:
606: return(1);
607: }
608:
609:
610: static int
611: woptions(int *wflags, char *arg)
612: {
1.34 kristaps 613: char *v, *o;
1.45 kristaps 614: const char *toks[3];
1.1 kristaps 615:
616: toks[0] = "all";
1.36 kristaps 617: toks[1] = "error";
618: toks[2] = NULL;
1.1 kristaps 619:
1.34 kristaps 620: while (*arg) {
621: o = arg;
1.45 kristaps 622: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 623: case (0):
624: *wflags |= WARN_WALL;
625: break;
626: case (1):
627: *wflags |= WARN_WERR;
628: break;
629: default:
1.34 kristaps 630: warnx("bad argument: -W%s", o);
1.1 kristaps 631: return(0);
632: }
1.34 kristaps 633: }
1.1 kristaps 634:
635: return(1);
636: }
637:
638:
1.2 kristaps 639: /* ARGSUSED */
1.1 kristaps 640: static int
641: merr(void *arg, int line, int col, const char *msg)
642: {
1.5 kristaps 643: struct curparse *curp;
644:
645: curp = (struct curparse *)arg;
1.36 kristaps 646:
1.40 kristaps 647: (void)fprintf(stderr, "%s:%d:%d: error: %s\n",
648: curp->file, line, col + 1, msg);
1.27 kristaps 649:
1.1 kristaps 650: return(0);
651: }
652:
653:
654: static int
1.37 kristaps 655: mwarn(void *arg, int line, int col, const char *msg)
1.1 kristaps 656: {
1.5 kristaps 657: struct curparse *curp;
1.1 kristaps 658:
1.5 kristaps 659: curp = (struct curparse *)arg;
1.1 kristaps 660:
1.36 kristaps 661: if ( ! (curp->wflags & WARN_WALL))
662: return(1);
663:
1.40 kristaps 664: (void)fprintf(stderr, "%s:%d:%d: warning: %s\n",
665: curp->file, line, col + 1, msg);
1.1 kristaps 666:
1.5 kristaps 667: if ( ! (curp->wflags & WARN_WERR))
1.1 kristaps 668: return(1);
1.27 kristaps 669:
1.1 kristaps 670: return(0);
671: }
672:
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