Annotation of mandoc/main.c, Revision 1.45
1.45 ! kristaps 1: /* $Id: main.c,v 1.44 2009/09/21 13:06:13 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"
1.1 kristaps 30:
1.45 ! kristaps 31: #define UNCONST(a) ((void *)(uintptr_t)(const void *)(a))
! 32:
1.16 kristaps 33: /* Account for FreeBSD and Linux in our declarations. */
34:
1.3 kristaps 35: #ifdef __linux__
36: extern int getsubopt(char **, char * const *, char **);
37: # ifndef __dead
38: # define __dead __attribute__((__noreturn__))
39: # endif
1.13 kristaps 40: #elif defined(__dead2)
1.10 kristaps 41: # ifndef __dead
42: # define __dead __dead2
43: # endif
1.3 kristaps 44: #endif
45:
1.42 kristaps 46: typedef void (*out_mdoc)(void *, const struct mdoc *);
47: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 48: typedef void (*out_free)(void *);
49:
1.5 kristaps 50: struct buf {
51: char *buf;
52: size_t sz;
53: };
54:
1.19 kristaps 55: enum intt {
56: INTT_AUTO,
57: INTT_MDOC,
58: INTT_MAN
59: };
60:
61: enum outt {
62: OUTT_ASCII = 0,
63: OUTT_TREE,
1.43 kristaps 64: OUTT_HTML,
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;
75: #define IGN_SCOPE (1 << 0) /* Ignore scope errors. */
1.24 kristaps 76: #define NO_IGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */
77: #define NO_IGN_MACRO (1 << 2) /* Don't ignore bad macros. */
78: #define NO_IGN_CHARS (1 << 3) /* Don't ignore bad chars. */
1.39 kristaps 79: #define IGN_ERRORS (1 << 4) /* Ignore failed parse. */
1.29 kristaps 80: enum intt inttype; /* Input parsers... */
1.19 kristaps 81: struct man *man;
1.22 kristaps 82: struct man *lastman;
1.19 kristaps 83: struct mdoc *mdoc;
1.22 kristaps 84: struct mdoc *lastmdoc;
1.29 kristaps 85: enum outt outtype; /* Output devices... */
1.22 kristaps 86: out_mdoc outmdoc;
87: out_man outman;
88: out_free outfree;
89: void *outdata;
1.44 kristaps 90: char *outopts;
1.5 kristaps 91: };
1.1 kristaps 92:
1.44 kristaps 93: extern void *html_alloc(char *);
1.43 kristaps 94: extern void html_mdoc(void *, const struct mdoc *);
95: extern void html_man(void *, const struct man *);
96: extern void html_free(void *);
1.1 kristaps 97: extern void *ascii_alloc(void);
1.42 kristaps 98: extern void tree_mdoc(void *, const struct mdoc *);
99: extern void tree_man(void *, const struct man *);
100: extern void terminal_mdoc(void *, const struct mdoc *);
101: extern void terminal_man(void *, const struct man *);
1.1 kristaps 102: extern void terminal_free(void *);
103:
104: static int foptions(int *, char *);
105: static int toptions(enum outt *, char *);
1.10 kristaps 106: static int moptions(enum intt *, char *);
1.1 kristaps 107: static int woptions(int *, char *);
108: static int merr(void *, int, int, const char *);
1.37 kristaps 109: static int mwarn(void *, int, int, const char *);
1.19 kristaps 110: static int ffile(struct buf *, struct buf *,
111: const char *, struct curparse *);
1.5 kristaps 112: static int fdesc(struct buf *, struct buf *,
1.19 kristaps 113: struct curparse *);
1.22 kristaps 114: static int pset(const char *, int, struct curparse *,
1.19 kristaps 115: struct man **, struct mdoc **);
116: static struct man *man_init(struct curparse *);
117: static struct mdoc *mdoc_init(struct curparse *);
1.10 kristaps 118: __dead static void version(void);
119: __dead static void usage(void);
1.1 kristaps 120:
1.22 kristaps 121: extern char *__progname;
122:
1.1 kristaps 123:
124: int
125: main(int argc, char *argv[])
126: {
1.19 kristaps 127: int c, rc;
1.5 kristaps 128: struct buf ln, blk;
129: struct curparse curp;
1.1 kristaps 130:
1.5 kristaps 131: bzero(&curp, sizeof(struct curparse));
132:
1.19 kristaps 133: curp.inttype = INTT_AUTO;
1.22 kristaps 134: curp.outtype = OUTT_ASCII;
1.19 kristaps 135:
1.1 kristaps 136: /* LINTED */
1.44 kristaps 137: while (-1 != (c = getopt(argc, argv, "f:m:o:T:VW:")))
1.1 kristaps 138: switch (c) {
139: case ('f'):
1.19 kristaps 140: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 141: return(EXIT_FAILURE);
1.1 kristaps 142: break;
1.10 kristaps 143: case ('m'):
1.19 kristaps 144: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 145: return(EXIT_FAILURE);
1.10 kristaps 146: break;
1.44 kristaps 147: case ('o'):
148: curp.outopts = optarg;
149: break;
1.1 kristaps 150: case ('T'):
1.22 kristaps 151: if ( ! toptions(&curp.outtype, optarg))
1.32 kristaps 152: return(EXIT_FAILURE);
1.1 kristaps 153: break;
154: case ('W'):
1.5 kristaps 155: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 156: return(EXIT_FAILURE);
1.1 kristaps 157: break;
158: case ('V'):
159: version();
160: /* NOTREACHED */
161: default:
162: usage();
163: /* NOTREACHED */
164: }
165:
166: argc -= optind;
167: argv += optind;
168:
1.5 kristaps 169: bzero(&ln, sizeof(struct buf));
170: bzero(&blk, sizeof(struct buf));
1.1 kristaps 171:
1.22 kristaps 172: rc = 1;
1.1 kristaps 173:
1.30 kristaps 174: if (NULL == *argv) {
175: curp.file = "<stdin>";
176: curp.fd = STDIN_FILENO;
1.39 kristaps 177:
178: c = fdesc(&blk, &ln, &curp);
179: if ( ! (IGN_ERRORS & curp.fflags))
180: rc = 1 == c ? 1 : 0;
181: else
182: rc = -1 == c ? 0 : 1;
1.30 kristaps 183: }
1.22 kristaps 184:
185: while (rc && *argv) {
1.39 kristaps 186: c = ffile(&blk, &ln, *argv, &curp);
187: if ( ! (IGN_ERRORS & curp.fflags))
188: rc = 1 == c ? 1 : 0;
189: else
190: rc = -1 == c ? 0 : 1;
191:
1.22 kristaps 192: argv++;
193: if (*argv && rc) {
194: if (curp.lastman)
195: if ( ! man_reset(curp.lastman))
196: rc = 0;
197: if (curp.lastmdoc)
198: if ( ! mdoc_reset(curp.lastmdoc))
199: rc = 0;
200: curp.lastman = NULL;
201: curp.lastmdoc = NULL;
1.4 kristaps 202: }
1.1 kristaps 203: }
204:
1.5 kristaps 205: if (blk.buf)
206: free(blk.buf);
207: if (ln.buf)
208: free(ln.buf);
1.22 kristaps 209: if (curp.outfree)
210: (*curp.outfree)(curp.outdata);
1.19 kristaps 211: if (curp.mdoc)
212: mdoc_free(curp.mdoc);
213: if (curp.man)
214: man_free(curp.man);
1.1 kristaps 215:
216: return(rc ? EXIT_SUCCESS : EXIT_FAILURE);
217: }
218:
219:
220: __dead static void
221: version(void)
222: {
223:
224: (void)printf("%s %s\n", __progname, VERSION);
1.18 kristaps 225: exit(EXIT_SUCCESS);
1.1 kristaps 226: }
227:
228:
229: __dead static void
230: usage(void)
231: {
232:
1.12 kristaps 233: (void)fprintf(stderr, "usage: %s [-V] [-foption...] "
234: "[-mformat] [-Toutput] [-Werr...]\n",
235: __progname);
1.18 kristaps 236: exit(EXIT_FAILURE);
1.1 kristaps 237: }
238:
239:
1.19 kristaps 240: static struct man *
241: man_init(struct curparse *curp)
242: {
243: int pflags;
244: struct man *man;
245: struct man_cb mancb;
246:
247: mancb.man_err = merr;
1.37 kristaps 248: mancb.man_warn = mwarn;
1.19 kristaps 249:
1.30 kristaps 250: /* Defaults from mandoc.1. */
1.27 kristaps 251:
1.33 kristaps 252: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE | MAN_IGN_CHARS;
1.27 kristaps 253:
1.20 kristaps 254: if (curp->fflags & NO_IGN_MACRO)
255: pflags &= ~MAN_IGN_MACRO;
1.31 kristaps 256: if (curp->fflags & NO_IGN_CHARS)
257: pflags &= ~MAN_IGN_CHARS;
1.33 kristaps 258: if (curp->fflags & NO_IGN_ESCAPE)
259: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 260:
261: if (NULL == (man = man_alloc(curp, pflags, &mancb)))
262: warnx("memory exhausted");
263:
264: return(man);
265: }
266:
267:
268: static struct mdoc *
269: mdoc_init(struct curparse *curp)
270: {
271: int pflags;
272: struct mdoc *mdoc;
273: struct mdoc_cb mdoccb;
274:
275: mdoccb.mdoc_err = merr;
1.37 kristaps 276: mdoccb.mdoc_warn = mwarn;
1.19 kristaps 277:
1.30 kristaps 278: /* Defaults from mandoc.1. */
1.27 kristaps 279:
1.24 kristaps 280: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS;
1.19 kristaps 281:
282: if (curp->fflags & IGN_SCOPE)
283: pflags |= MDOC_IGN_SCOPE;
1.24 kristaps 284: if (curp->fflags & NO_IGN_ESCAPE)
285: pflags &= ~MDOC_IGN_ESCAPE;
286: if (curp->fflags & NO_IGN_MACRO)
287: pflags &= ~MDOC_IGN_MACRO;
288: if (curp->fflags & NO_IGN_CHARS)
289: pflags &= ~MDOC_IGN_CHARS;
1.19 kristaps 290:
291: if (NULL == (mdoc = mdoc_alloc(curp, pflags, &mdoccb)))
1.24 kristaps 292: warnx("memory exhausted");
1.19 kristaps 293:
294: return(mdoc);
295: }
296:
297:
298: static int
299: ffile(struct buf *blk, struct buf *ln,
300: const char *file, struct curparse *curp)
1.1 kristaps 301: {
1.19 kristaps 302: int c;
1.1 kristaps 303:
1.19 kristaps 304: curp->file = file;
305: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
306: warn("%s", curp->file);
1.39 kristaps 307: return(-1);
1.1 kristaps 308: }
309:
1.19 kristaps 310: c = fdesc(blk, ln, curp);
1.1 kristaps 311:
1.19 kristaps 312: if (-1 == close(curp->fd))
313: warn("%s", curp->file);
1.1 kristaps 314:
315: return(c);
316: }
317:
318:
319: static int
1.19 kristaps 320: fdesc(struct buf *blk, struct buf *ln, struct curparse *curp)
1.1 kristaps 321: {
322: size_t sz;
323: ssize_t ssz;
324: struct stat st;
1.29 kristaps 325: int j, i, pos, lnn, comment;
1.19 kristaps 326: struct man *man;
327: struct mdoc *mdoc;
1.10 kristaps 328:
1.19 kristaps 329: sz = BUFSIZ;
330: man = NULL;
331: mdoc = NULL;
1.1 kristaps 332:
333: /*
1.19 kristaps 334: * Two buffers: ln and buf. buf is the input buffer optimised
335: * here for each file's block size. ln is a line buffer. Both
1.1 kristaps 336: * growable, hence passed in by ptr-ptr.
337: */
338:
1.19 kristaps 339: if (-1 == fstat(curp->fd, &st))
1.32 kristaps 340: warn("%s", curp->file);
1.6 kristaps 341: else if ((size_t)st.st_blksize > sz)
342: sz = st.st_blksize;
1.1 kristaps 343:
1.5 kristaps 344: if (sz > blk->sz) {
345: blk->buf = realloc(blk->buf, sz);
1.19 kristaps 346: if (NULL == blk->buf) {
347: warn("realloc");
1.39 kristaps 348: return(-1);
1.19 kristaps 349: }
1.5 kristaps 350: blk->sz = sz;
1.1 kristaps 351: }
352:
1.19 kristaps 353: /* Fill buf with file blocksize. */
1.1 kristaps 354:
1.29 kristaps 355: for (lnn = pos = comment = 0; ; ) {
1.19 kristaps 356: if (-1 == (ssz = read(curp->fd, blk->buf, sz))) {
357: warn("%s", curp->file);
1.39 kristaps 358: return(-1);
1.1 kristaps 359: } else if (0 == ssz)
360: break;
361:
1.19 kristaps 362: /* Parse the read block into partial or full lines. */
363:
1.1 kristaps 364: for (i = 0; i < (int)ssz; i++) {
1.5 kristaps 365: if (pos >= (int)ln->sz) {
366: ln->sz += 256; /* Step-size. */
367: ln->buf = realloc(ln->buf, ln->sz);
1.19 kristaps 368: if (NULL == ln->buf) {
369: warn("realloc");
1.39 kristaps 370: return(-1);
1.19 kristaps 371: }
1.1 kristaps 372: }
373:
1.5 kristaps 374: if ('\n' != blk->buf[i]) {
1.29 kristaps 375: if (comment)
376: continue;
1.5 kristaps 377: ln->buf[pos++] = blk->buf[i];
1.29 kristaps 378:
379: /* Handle in-line `\"' comments. */
380:
381: if (1 == pos || '\"' != ln->buf[pos - 1])
382: continue;
383:
384: for (j = pos - 2; j >= 0; j--)
385: if ('\\' != ln->buf[j])
386: break;
387:
388: if ( ! ((pos - 2 - j) % 2))
389: continue;
390:
391: comment = 1;
392: pos -= 2;
1.1 kristaps 393: continue;
1.29 kristaps 394: }
1.1 kristaps 395:
1.29 kristaps 396: /* Handle escaped `\\n' newlines. */
1.1 kristaps 397:
1.29 kristaps 398: if (pos > 0 && 0 == comment &&
399: '\\' == ln->buf[pos - 1]) {
1.1 kristaps 400: for (j = pos - 1; j >= 0; j--)
1.5 kristaps 401: if ('\\' != ln->buf[j])
1.1 kristaps 402: break;
403: if ( ! ((pos - j) % 2)) {
404: pos--;
405: lnn++;
406: continue;
407: }
408: }
409:
1.5 kristaps 410: ln->buf[pos] = 0;
1.19 kristaps 411: lnn++;
1.29 kristaps 412:
413: /* If unset, assign parser in pset(). */
1.19 kristaps 414:
415: if ( ! (man || mdoc) && ! pset(ln->buf,
416: pos, curp, &man, &mdoc))
1.39 kristaps 417: return(-1);
1.19 kristaps 418:
1.29 kristaps 419: pos = comment = 0;
1.19 kristaps 420:
1.30 kristaps 421: /* Pass down into parsers. */
422:
1.10 kristaps 423: if (man && ! man_parseln(man, lnn, ln->buf))
1.1 kristaps 424: return(0);
1.19 kristaps 425: if (mdoc && ! mdoc_parseln(mdoc, lnn, ln->buf))
426: return(0);
1.1 kristaps 427: }
428: }
429:
1.29 kristaps 430: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 431:
1.22 kristaps 432: if ( ! (man || mdoc)) {
1.41 kristaps 433: (void)fprintf(stderr, "%s: not a manual\n",
434: curp->file);
1.22 kristaps 435: return(0);
436: }
437:
438: if (mdoc && ! mdoc_endparse(mdoc))
439: return(0);
440: if (man && ! man_endparse(man))
441: return(0);
1.19 kristaps 442:
1.29 kristaps 443: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 444:
445: if ( ! (curp->outman && curp->outmdoc)) {
446: switch (curp->outtype) {
1.43 kristaps 447: case (OUTT_HTML):
1.44 kristaps 448: curp->outdata = html_alloc(curp->outopts);
1.43 kristaps 449: curp->outman = html_man;
450: curp->outmdoc = html_mdoc;
451: curp->outfree = html_free;
452: break;
1.22 kristaps 453: case (OUTT_TREE):
454: curp->outman = tree_man;
455: curp->outmdoc = tree_mdoc;
456: break;
457: case (OUTT_LINT):
458: break;
459: default:
460: curp->outdata = ascii_alloc();
461: curp->outman = terminal_man;
462: curp->outmdoc = terminal_mdoc;
463: curp->outfree = terminal_free;
464: break;
465: }
466: }
467:
468: /* Execute the out device, if it exists. */
469:
470: if (man && curp->outman)
1.42 kristaps 471: (*curp->outman)(curp->outdata, man);
1.22 kristaps 472: if (mdoc && curp->outmdoc)
1.42 kristaps 473: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 474:
475: return(1);
1.19 kristaps 476: }
477:
478:
479: static int
1.22 kristaps 480: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 481: struct man **man, struct mdoc **mdoc)
482: {
1.29 kristaps 483: int i;
1.19 kristaps 484:
485: /*
486: * Try to intuit which kind of manual parser should be used. If
487: * passed in by command-line (-man, -mdoc), then use that
488: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 489: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 490: * default to -man, which is more lenient.
491: */
492:
1.29 kristaps 493: if (buf[0] == '.') {
494: for (i = 1; buf[i]; i++)
495: if (' ' != buf[i] && '\t' != buf[i])
496: break;
497: if (0 == buf[i])
498: return(1);
499: }
1.10 kristaps 500:
1.19 kristaps 501: switch (curp->inttype) {
502: case (INTT_MDOC):
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: case (INTT_MAN):
510: if (NULL == curp->man)
511: curp->man = man_init(curp);
512: if (NULL == (*man = curp->man))
513: return(0);
1.22 kristaps 514: curp->lastman = *man;
1.19 kristaps 515: return(1);
516: default:
517: break;
518: }
519:
520: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
521: if (NULL == curp->mdoc)
522: curp->mdoc = mdoc_init(curp);
523: if (NULL == (*mdoc = curp->mdoc))
524: return(0);
1.22 kristaps 525: curp->lastmdoc = *mdoc;
1.19 kristaps 526: return(1);
527: }
528:
529: if (NULL == curp->man)
530: curp->man = man_init(curp);
531: if (NULL == (*man = curp->man))
532: return(0);
1.22 kristaps 533: curp->lastman = *man;
1.19 kristaps 534: return(1);
1.10 kristaps 535: }
536:
537:
538: static int
539: moptions(enum intt *tflags, char *arg)
540: {
541:
1.17 kristaps 542: if (0 == strcmp(arg, "doc"))
1.10 kristaps 543: *tflags = INTT_MDOC;
1.19 kristaps 544: else if (0 == strcmp(arg, "andoc"))
545: *tflags = INTT_AUTO;
1.17 kristaps 546: else if (0 == strcmp(arg, "an"))
1.10 kristaps 547: *tflags = INTT_MAN;
548: else {
549: warnx("bad argument: -m%s", arg);
550: return(0);
551: }
552:
553: return(1);
1.1 kristaps 554: }
555:
556:
557: static int
558: toptions(enum outt *tflags, char *arg)
559: {
560:
561: if (0 == strcmp(arg, "ascii"))
562: *tflags = OUTT_ASCII;
563: else if (0 == strcmp(arg, "lint"))
564: *tflags = OUTT_LINT;
565: else if (0 == strcmp(arg, "tree"))
566: *tflags = OUTT_TREE;
1.43 kristaps 567: else if (0 == strcmp(arg, "html"))
568: *tflags = OUTT_HTML;
1.1 kristaps 569: else {
570: warnx("bad argument: -T%s", arg);
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;
1.45 ! kristaps 582: const char *toks[7];
1.1 kristaps 583:
584: toks[0] = "ign-scope";
1.24 kristaps 585: toks[1] = "no-ign-escape";
586: toks[2] = "no-ign-macro";
587: toks[3] = "no-ign-chars";
1.39 kristaps 588: toks[4] = "ign-errors";
589: toks[5] = "strict";
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):
1.15 kristaps 596: *fflags |= IGN_SCOPE;
1.1 kristaps 597: break;
598: case (1):
1.24 kristaps 599: *fflags |= NO_IGN_ESCAPE;
1.1 kristaps 600: break;
601: case (2):
1.24 kristaps 602: *fflags |= NO_IGN_MACRO;
1.1 kristaps 603: break;
1.20 kristaps 604: case (3):
1.24 kristaps 605: *fflags |= NO_IGN_CHARS;
606: break;
607: case (4):
1.39 kristaps 608: *fflags |= IGN_ERRORS;
609: break;
610: case (5):
1.24 kristaps 611: *fflags |= NO_IGN_ESCAPE |
612: NO_IGN_MACRO | NO_IGN_CHARS;
1.20 kristaps 613: break;
1.1 kristaps 614: default:
1.34 kristaps 615: warnx("bad argument: -f%s", o);
1.1 kristaps 616: return(0);
617: }
1.34 kristaps 618: }
1.1 kristaps 619:
620: return(1);
621: }
622:
623:
624: static int
625: woptions(int *wflags, char *arg)
626: {
1.34 kristaps 627: char *v, *o;
1.45 ! kristaps 628: const char *toks[3];
1.1 kristaps 629:
630: toks[0] = "all";
1.36 kristaps 631: toks[1] = "error";
632: toks[2] = NULL;
1.1 kristaps 633:
1.34 kristaps 634: while (*arg) {
635: o = arg;
1.45 ! kristaps 636: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 637: case (0):
638: *wflags |= WARN_WALL;
639: break;
640: case (1):
641: *wflags |= WARN_WERR;
642: break;
643: default:
1.34 kristaps 644: warnx("bad argument: -W%s", o);
1.1 kristaps 645: return(0);
646: }
1.34 kristaps 647: }
1.1 kristaps 648:
649: return(1);
650: }
651:
652:
1.2 kristaps 653: /* ARGSUSED */
1.1 kristaps 654: static int
655: merr(void *arg, int line, int col, const char *msg)
656: {
1.5 kristaps 657: struct curparse *curp;
658:
659: curp = (struct curparse *)arg;
1.36 kristaps 660:
1.40 kristaps 661: (void)fprintf(stderr, "%s:%d:%d: error: %s\n",
662: curp->file, line, col + 1, msg);
1.27 kristaps 663:
1.1 kristaps 664: return(0);
665: }
666:
667:
668: static int
1.37 kristaps 669: mwarn(void *arg, int line, int col, const char *msg)
1.1 kristaps 670: {
1.5 kristaps 671: struct curparse *curp;
1.1 kristaps 672:
1.5 kristaps 673: curp = (struct curparse *)arg;
1.1 kristaps 674:
1.36 kristaps 675: if ( ! (curp->wflags & WARN_WALL))
676: return(1);
677:
1.40 kristaps 678: (void)fprintf(stderr, "%s:%d:%d: warning: %s\n",
679: curp->file, line, col + 1, msg);
1.1 kristaps 680:
1.5 kristaps 681: if ( ! (curp->wflags & WARN_WERR))
1.1 kristaps 682: return(1);
1.27 kristaps 683:
1.1 kristaps 684: return(0);
685: }
686:
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