Annotation of mandoc/main.c, Revision 1.179
1.179 ! schwarze 1: /* $Id: main.c,v 1.178 2014/08/10 23:54:41 schwarze Exp $ */
1.1 kristaps 2: /*
1.133 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.170 schwarze 4: * Copyright (c) 2010, 2011, 2012, 2014 Ingo Schwarze <schwarze@openbsd.org>
1.169 schwarze 5: * Copyright (c) 2010 Joerg Sonnenberger <joerg@netbsd.org>
1.1 kristaps 6: *
7: * Permission to use, copy, modify, and distribute this software for any
1.25 kristaps 8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 10: *
1.25 kristaps 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 18: */
1.58 kristaps 19: #include "config.h"
1.178 schwarze 20:
21: #include <sys/types.h>
1.58 kristaps 22:
1.1 kristaps 23: #include <assert.h>
24: #include <stdio.h>
1.45 kristaps 25: #include <stdint.h>
1.1 kristaps 26: #include <stdlib.h>
27: #include <string.h>
28: #include <unistd.h>
29:
1.71 kristaps 30: #include "mandoc.h"
1.172 schwarze 31: #include "mandoc_aux.h"
1.90 kristaps 32: #include "main.h"
1.1 kristaps 33: #include "mdoc.h"
1.10 kristaps 34: #include "man.h"
1.101 joerg 35:
1.55 kristaps 36: #if !defined(__GNUC__) || (__GNUC__ < 2)
1.56 kristaps 37: # if !defined(lint)
38: # define __attribute__(x)
39: # endif
1.55 kristaps 40: #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
1.16 kristaps 41:
1.42 kristaps 42: typedef void (*out_mdoc)(void *, const struct mdoc *);
43: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 44: typedef void (*out_free)(void *);
45:
1.19 kristaps 46: enum outt {
1.154 kristaps 47: OUTT_ASCII = 0, /* -Tascii */
1.162 kristaps 48: OUTT_LOCALE, /* -Tlocale */
1.163 kristaps 49: OUTT_UTF8, /* -Tutf8 */
1.154 kristaps 50: OUTT_TREE, /* -Ttree */
1.164 schwarze 51: OUTT_MAN, /* -Tman */
1.154 kristaps 52: OUTT_HTML, /* -Thtml */
53: OUTT_XHTML, /* -Txhtml */
54: OUTT_LINT, /* -Tlint */
55: OUTT_PS, /* -Tps */
56: OUTT_PDF /* -Tpdf */
1.19 kristaps 57: };
58:
1.5 kristaps 59: struct curparse {
1.154 kristaps 60: struct mparse *mp;
1.148 kristaps 61: enum mandoclevel wlevel; /* ignore messages below this */
62: int wstop; /* stop after a file with a warning */
1.173 schwarze 63: enum outt outtype; /* which output to use */
1.79 kristaps 64: out_mdoc outmdoc; /* mdoc output ptr */
1.173 schwarze 65: out_man outman; /* man output ptr */
1.79 kristaps 66: out_free outfree; /* free output ptr */
67: void *outdata; /* data for output */
68: char outopts[BUFSIZ]; /* buf of output opts */
69: };
70:
1.179 ! schwarze 71: #if HAVE_SQLITE3
! 72: int apropos(int, char**);
! 73: #endif
! 74:
1.170 schwarze 75: static int moptions(int *, char *);
1.155 kristaps 76: static void mmsg(enum mandocerr, enum mandoclevel,
77: const char *, int, int, const char *);
1.173 schwarze 78: static void parse(struct curparse *, int,
1.154 kristaps 79: const char *, enum mandoclevel *);
1.66 kristaps 80: static int toptions(struct curparse *, char *);
81: static void usage(void) __attribute__((noreturn));
1.55 kristaps 82: static void version(void) __attribute__((noreturn));
1.103 schwarze 83: static int woptions(struct curparse *, char *);
1.1 kristaps 84:
1.54 kristaps 85: static const char *progname;
1.1 kristaps 86:
1.173 schwarze 87:
1.1 kristaps 88: int
89: main(int argc, char *argv[])
90: {
1.64 kristaps 91: int c;
1.5 kristaps 92: struct curparse curp;
1.170 schwarze 93: int options;
1.154 kristaps 94: enum mandoclevel rc;
1.166 schwarze 95: char *defos;
1.1 kristaps 96:
1.54 kristaps 97: progname = strrchr(argv[0], '/');
98: if (progname == NULL)
99: progname = argv[0];
100: else
101: ++progname;
1.179 ! schwarze 102:
! 103: #if HAVE_SQLITE3
! 104: if (0 == strncmp(progname, "apropos", 7) ||
! 105: 0 == strncmp(progname, "whatis", 6))
! 106: return(apropos(argc, argv));
! 107: #endif
1.54 kristaps 108:
1.51 kristaps 109: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 110:
1.170 schwarze 111: options = MPARSE_SO;
1.22 kristaps 112: curp.outtype = OUTT_ASCII;
1.103 schwarze 113: curp.wlevel = MANDOCLEVEL_FATAL;
1.166 schwarze 114: defos = NULL;
1.19 kristaps 115:
1.166 schwarze 116: while (-1 != (c = getopt(argc, argv, "I:m:O:T:VW:")))
1.1 kristaps 117: switch (c) {
1.173 schwarze 118: case 'I':
1.166 schwarze 119: if (strncmp(optarg, "os=", 3)) {
1.173 schwarze 120: fprintf(stderr,
1.176 schwarze 121: "%s: -I%s: Bad argument\n",
122: progname, optarg);
1.166 schwarze 123: return((int)MANDOCLEVEL_BADARG);
124: }
125: if (defos) {
1.173 schwarze 126: fprintf(stderr,
1.176 schwarze 127: "%s: -I%s: Duplicate argument\n",
128: progname, optarg);
1.166 schwarze 129: return((int)MANDOCLEVEL_BADARG);
130: }
131: defos = mandoc_strdup(optarg + 3);
132: break;
1.173 schwarze 133: case 'm':
1.170 schwarze 134: if ( ! moptions(&options, optarg))
1.105 kristaps 135: return((int)MANDOCLEVEL_BADARG);
1.10 kristaps 136: break;
1.173 schwarze 137: case 'O':
1.49 kristaps 138: (void)strlcat(curp.outopts, optarg, BUFSIZ);
139: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 140: break;
1.173 schwarze 141: case 'T':
1.60 kristaps 142: if ( ! toptions(&curp, optarg))
1.105 kristaps 143: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 144: break;
1.173 schwarze 145: case 'W':
1.103 schwarze 146: if ( ! woptions(&curp, optarg))
1.105 kristaps 147: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 148: break;
1.173 schwarze 149: case 'V':
1.1 kristaps 150: version();
151: /* NOTREACHED */
152: default:
153: usage();
154: /* NOTREACHED */
155: }
156:
1.170 schwarze 157: curp.mp = mparse_alloc(options, curp.wlevel, mmsg, defos);
1.154 kristaps 158:
1.165 kristaps 159: /*
160: * Conditionally start up the lookaside buffer before parsing.
161: */
162: if (OUTT_MAN == curp.outtype)
163: mparse_keep(curp.mp);
164:
1.1 kristaps 165: argc -= optind;
166: argv += optind;
167:
1.154 kristaps 168: rc = MANDOCLEVEL_OK;
1.39 kristaps 169:
1.154 kristaps 170: if (NULL == *argv)
171: parse(&curp, STDIN_FILENO, "<stdin>", &rc);
1.64 kristaps 172:
173: while (*argv) {
1.154 kristaps 174: parse(&curp, -1, *argv, &rc);
175: if (MANDOCLEVEL_OK != rc && curp.wstop)
1.64 kristaps 176: break;
177: ++argv;
1.1 kristaps 178: }
179:
1.22 kristaps 180: if (curp.outfree)
181: (*curp.outfree)(curp.outdata);
1.154 kristaps 182: if (curp.mp)
183: mparse_free(curp.mp);
1.166 schwarze 184: free(defos);
1.1 kristaps 185:
1.154 kristaps 186: return((int)rc);
1.1 kristaps 187: }
188:
1.55 kristaps 189: static void
1.1 kristaps 190: version(void)
191: {
192:
1.154 kristaps 193: printf("%s %s\n", progname, VERSION);
1.105 kristaps 194: exit((int)MANDOCLEVEL_OK);
1.1 kristaps 195: }
196:
1.55 kristaps 197: static void
1.1 kristaps 198: usage(void)
199: {
200:
1.154 kristaps 201: fprintf(stderr, "usage: %s "
1.112 kristaps 202: "[-V] "
1.167 schwarze 203: "[-Ios=name] "
1.112 kristaps 204: "[-mformat] "
205: "[-Ooption] "
206: "[-Toutput] "
1.167 schwarze 207: "[-Wlevel]\n"
1.173 schwarze 208: "\t [file ...]\n",
1.112 kristaps 209: progname);
210:
1.105 kristaps 211: exit((int)MANDOCLEVEL_BADARG);
1.68 joerg 212: }
213:
1.64 kristaps 214: static void
1.173 schwarze 215: parse(struct curparse *curp, int fd, const char *file,
216: enum mandoclevel *level)
1.1 kristaps 217: {
1.154 kristaps 218: enum mandoclevel rc;
219: struct mdoc *mdoc;
220: struct man *man;
1.112 kristaps 221:
1.154 kristaps 222: /* Begin by parsing the file itself. */
1.112 kristaps 223:
1.154 kristaps 224: assert(file);
225: assert(fd >= -1);
1.112 kristaps 226:
1.154 kristaps 227: rc = mparse_readfd(curp->mp, fd, file);
1.112 kristaps 228:
1.154 kristaps 229: /* Stop immediately if the parse has failed. */
1.92 kristaps 230:
1.154 kristaps 231: if (MANDOCLEVEL_FATAL <= rc)
1.111 kristaps 232: goto cleanup;
233:
1.1 kristaps 234: /*
1.154 kristaps 235: * With -Wstop and warnings or errors of at least the requested
236: * level, do not produce output.
1.1 kristaps 237: */
238:
1.154 kristaps 239: if (MANDOCLEVEL_OK != rc && curp->wstop)
1.111 kristaps 240: goto cleanup;
241:
242: /* If unset, allocate output dev now (if applicable). */
243:
244: if ( ! (curp->outman && curp->outmdoc)) {
245: switch (curp->outtype) {
1.173 schwarze 246: case OUTT_XHTML:
1.111 kristaps 247: curp->outdata = xhtml_alloc(curp->outopts);
1.162 kristaps 248: curp->outfree = html_free;
1.111 kristaps 249: break;
1.173 schwarze 250: case OUTT_HTML:
1.111 kristaps 251: curp->outdata = html_alloc(curp->outopts);
1.162 kristaps 252: curp->outfree = html_free;
253: break;
1.173 schwarze 254: case OUTT_UTF8:
1.163 kristaps 255: curp->outdata = utf8_alloc(curp->outopts);
256: curp->outfree = ascii_free;
257: break;
1.173 schwarze 258: case OUTT_LOCALE:
1.162 kristaps 259: curp->outdata = locale_alloc(curp->outopts);
260: curp->outfree = ascii_free;
1.111 kristaps 261: break;
1.173 schwarze 262: case OUTT_ASCII:
1.111 kristaps 263: curp->outdata = ascii_alloc(curp->outopts);
264: curp->outfree = ascii_free;
265: break;
1.173 schwarze 266: case OUTT_PDF:
1.111 kristaps 267: curp->outdata = pdf_alloc(curp->outopts);
268: curp->outfree = pspdf_free;
269: break;
1.173 schwarze 270: case OUTT_PS:
1.111 kristaps 271: curp->outdata = ps_alloc(curp->outopts);
272: curp->outfree = pspdf_free;
273: break;
274: default:
275: break;
276: }
277:
278: switch (curp->outtype) {
1.173 schwarze 279: case OUTT_HTML:
1.111 kristaps 280: /* FALLTHROUGH */
1.173 schwarze 281: case OUTT_XHTML:
1.111 kristaps 282: curp->outman = html_man;
283: curp->outmdoc = html_mdoc;
284: break;
1.173 schwarze 285: case OUTT_TREE:
1.111 kristaps 286: curp->outman = tree_man;
287: curp->outmdoc = tree_mdoc;
288: break;
1.173 schwarze 289: case OUTT_MAN:
1.164 schwarze 290: curp->outmdoc = man_mdoc;
1.165 kristaps 291: curp->outman = man_man;
1.164 schwarze 292: break;
1.173 schwarze 293: case OUTT_PDF:
1.111 kristaps 294: /* FALLTHROUGH */
1.173 schwarze 295: case OUTT_ASCII:
1.111 kristaps 296: /* FALLTHROUGH */
1.173 schwarze 297: case OUTT_UTF8:
1.163 kristaps 298: /* FALLTHROUGH */
1.173 schwarze 299: case OUTT_LOCALE:
1.162 kristaps 300: /* FALLTHROUGH */
1.173 schwarze 301: case OUTT_PS:
1.111 kristaps 302: curp->outman = terminal_man;
303: curp->outmdoc = terminal_mdoc;
304: break;
305: default:
306: break;
307: }
308: }
309:
1.171 schwarze 310: mparse_result(curp->mp, &mdoc, &man, NULL);
1.154 kristaps 311:
1.111 kristaps 312: /* Execute the out device, if it exists. */
313:
1.154 kristaps 314: if (man && curp->outman)
315: (*curp->outman)(curp->outdata, man);
316: if (mdoc && curp->outmdoc)
317: (*curp->outmdoc)(curp->outdata, mdoc);
1.111 kristaps 318:
319: cleanup:
1.112 kristaps 320:
1.154 kristaps 321: mparse_reset(curp->mp);
1.111 kristaps 322:
1.154 kristaps 323: if (*level < rc)
324: *level = rc;
1.10 kristaps 325: }
326:
327: static int
1.170 schwarze 328: moptions(int *options, char *arg)
1.10 kristaps 329: {
330:
1.17 kristaps 331: if (0 == strcmp(arg, "doc"))
1.170 schwarze 332: *options |= MPARSE_MDOC;
1.19 kristaps 333: else if (0 == strcmp(arg, "andoc"))
1.170 schwarze 334: /* nothing to do */;
1.17 kristaps 335: else if (0 == strcmp(arg, "an"))
1.170 schwarze 336: *options |= MPARSE_MAN;
1.10 kristaps 337: else {
1.176 schwarze 338: fprintf(stderr, "%s: -m%s: Bad argument\n",
339: progname, arg);
1.10 kristaps 340: return(0);
341: }
342:
343: return(1);
1.1 kristaps 344: }
345:
346: static int
1.60 kristaps 347: toptions(struct curparse *curp, char *arg)
1.1 kristaps 348: {
349:
350: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 351: curp->outtype = OUTT_ASCII;
352: else if (0 == strcmp(arg, "lint")) {
353: curp->outtype = OUTT_LINT;
1.103 schwarze 354: curp->wlevel = MANDOCLEVEL_WARNING;
1.154 kristaps 355: } else if (0 == strcmp(arg, "tree"))
1.60 kristaps 356: curp->outtype = OUTT_TREE;
1.164 schwarze 357: else if (0 == strcmp(arg, "man"))
358: curp->outtype = OUTT_MAN;
1.43 kristaps 359: else if (0 == strcmp(arg, "html"))
1.60 kristaps 360: curp->outtype = OUTT_HTML;
1.163 kristaps 361: else if (0 == strcmp(arg, "utf8"))
362: curp->outtype = OUTT_UTF8;
1.162 kristaps 363: else if (0 == strcmp(arg, "locale"))
364: curp->outtype = OUTT_LOCALE;
1.59 kristaps 365: else if (0 == strcmp(arg, "xhtml"))
1.60 kristaps 366: curp->outtype = OUTT_XHTML;
1.85 kristaps 367: else if (0 == strcmp(arg, "ps"))
368: curp->outtype = OUTT_PS;
1.100 kristaps 369: else if (0 == strcmp(arg, "pdf"))
370: curp->outtype = OUTT_PDF;
1.1 kristaps 371: else {
1.176 schwarze 372: fprintf(stderr, "%s: -T%s: Bad argument\n",
373: progname, arg);
1.1 kristaps 374: return(0);
375: }
376:
377: return(1);
378: }
379:
380: static int
1.103 schwarze 381: woptions(struct curparse *curp, char *arg)
1.1 kristaps 382: {
1.34 kristaps 383: char *v, *o;
1.173 schwarze 384: const char *toks[6];
1.1 kristaps 385:
1.103 schwarze 386: toks[0] = "stop";
387: toks[1] = "all";
388: toks[2] = "warning";
389: toks[3] = "error";
390: toks[4] = "fatal";
391: toks[5] = NULL;
1.1 kristaps 392:
1.34 kristaps 393: while (*arg) {
394: o = arg;
1.45 kristaps 395: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.173 schwarze 396: case 0:
1.103 schwarze 397: curp->wstop = 1;
1.1 kristaps 398: break;
1.173 schwarze 399: case 1:
1.103 schwarze 400: /* FALLTHROUGH */
1.173 schwarze 401: case 2:
1.103 schwarze 402: curp->wlevel = MANDOCLEVEL_WARNING;
1.1 kristaps 403: break;
1.173 schwarze 404: case 3:
1.103 schwarze 405: curp->wlevel = MANDOCLEVEL_ERROR;
1.24 kristaps 406: break;
1.173 schwarze 407: case 4:
1.103 schwarze 408: curp->wlevel = MANDOCLEVEL_FATAL;
1.50 kristaps 409: break;
1.1 kristaps 410: default:
1.176 schwarze 411: fprintf(stderr, "%s: -W%s: Bad argument\n",
412: progname, o);
1.1 kristaps 413: return(0);
414: }
1.34 kristaps 415: }
1.1 kristaps 416:
417: return(1);
418: }
419:
1.153 kristaps 420: static void
1.173 schwarze 421: mmsg(enum mandocerr t, enum mandoclevel lvl,
1.155 kristaps 422: const char *file, int line, int col, const char *msg)
1.71 kristaps 423: {
1.177 schwarze 424: const char *mparse_msg;
1.103 schwarze 425:
1.175 schwarze 426: fprintf(stderr, "%s: %s:", progname, file);
427:
428: if (line)
429: fprintf(stderr, "%d:%d:", line, col + 1);
430:
1.177 schwarze 431: fprintf(stderr, " %s", mparse_strlevel(lvl));
432:
433: if (NULL != (mparse_msg = mparse_strerror(t)))
434: fprintf(stderr, ": %s", mparse_msg);
1.154 kristaps 435:
1.73 kristaps 436: if (msg)
437: fprintf(stderr, ": %s", msg);
1.154 kristaps 438:
1.73 kristaps 439: fputc('\n', stderr);
1.71 kristaps 440: }
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