Annotation of mandoc/main.c, Revision 1.165
1.165 ! kristaps 1: /* $Id: main.c,v 1.164 2011/09/17 15:00:51 schwarze Exp $ */
1.1 kristaps 2: /*
1.133 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.140 schwarze 4: * Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.25 kristaps 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.25 kristaps 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
1.58 kristaps 18: #ifdef HAVE_CONFIG_H
19: #include "config.h"
20: #endif
21:
1.1 kristaps 22: #include <assert.h>
23: #include <stdio.h>
1.45 kristaps 24: #include <stdint.h>
1.1 kristaps 25: #include <stdlib.h>
26: #include <string.h>
27: #include <unistd.h>
28:
1.71 kristaps 29: #include "mandoc.h"
1.90 kristaps 30: #include "main.h"
1.1 kristaps 31: #include "mdoc.h"
1.10 kristaps 32: #include "man.h"
1.101 joerg 33:
1.55 kristaps 34: #if !defined(__GNUC__) || (__GNUC__ < 2)
1.56 kristaps 35: # if !defined(lint)
36: # define __attribute__(x)
37: # endif
1.55 kristaps 38: #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
1.16 kristaps 39:
1.42 kristaps 40: typedef void (*out_mdoc)(void *, const struct mdoc *);
41: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 42: typedef void (*out_free)(void *);
43:
1.19 kristaps 44: enum outt {
1.154 kristaps 45: OUTT_ASCII = 0, /* -Tascii */
1.162 kristaps 46: OUTT_LOCALE, /* -Tlocale */
1.163 kristaps 47: OUTT_UTF8, /* -Tutf8 */
1.154 kristaps 48: OUTT_TREE, /* -Ttree */
1.164 schwarze 49: OUTT_MAN, /* -Tman */
1.154 kristaps 50: OUTT_HTML, /* -Thtml */
51: OUTT_XHTML, /* -Txhtml */
52: OUTT_LINT, /* -Tlint */
53: OUTT_PS, /* -Tps */
54: OUTT_PDF /* -Tpdf */
1.19 kristaps 55: };
56:
1.5 kristaps 57: struct curparse {
1.154 kristaps 58: struct mparse *mp;
1.148 kristaps 59: enum mandoclevel wlevel; /* ignore messages below this */
60: int wstop; /* stop after a file with a warning */
1.79 kristaps 61: enum outt outtype; /* which output to use */
62: out_mdoc outmdoc; /* mdoc output ptr */
63: out_man outman; /* man output ptr */
64: out_free outfree; /* free output ptr */
65: void *outdata; /* data for output */
66: char outopts[BUFSIZ]; /* buf of output opts */
67: };
68:
1.154 kristaps 69: static int moptions(enum mparset *, char *);
1.155 kristaps 70: static void mmsg(enum mandocerr, enum mandoclevel,
71: const char *, int, int, const char *);
1.154 kristaps 72: static void parse(struct curparse *, int,
73: const char *, enum mandoclevel *);
1.66 kristaps 74: static int toptions(struct curparse *, char *);
75: static void usage(void) __attribute__((noreturn));
1.55 kristaps 76: static void version(void) __attribute__((noreturn));
1.103 schwarze 77: static int woptions(struct curparse *, char *);
1.1 kristaps 78:
1.54 kristaps 79: static const char *progname;
1.1 kristaps 80:
81: int
82: main(int argc, char *argv[])
83: {
1.64 kristaps 84: int c;
1.5 kristaps 85: struct curparse curp;
1.154 kristaps 86: enum mparset type;
87: enum mandoclevel rc;
1.1 kristaps 88:
1.54 kristaps 89: progname = strrchr(argv[0], '/');
90: if (progname == NULL)
91: progname = argv[0];
92: else
93: ++progname;
94:
1.51 kristaps 95: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 96:
1.154 kristaps 97: type = MPARSE_AUTO;
1.22 kristaps 98: curp.outtype = OUTT_ASCII;
1.103 schwarze 99: curp.wlevel = MANDOCLEVEL_FATAL;
1.19 kristaps 100:
1.1 kristaps 101: /* LINTED */
1.103 schwarze 102: while (-1 != (c = getopt(argc, argv, "m:O:T:VW:")))
1.1 kristaps 103: switch (c) {
1.10 kristaps 104: case ('m'):
1.154 kristaps 105: if ( ! moptions(&type, optarg))
1.105 kristaps 106: return((int)MANDOCLEVEL_BADARG);
1.10 kristaps 107: break;
1.48 kristaps 108: case ('O'):
1.49 kristaps 109: (void)strlcat(curp.outopts, optarg, BUFSIZ);
110: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 111: break;
1.1 kristaps 112: case ('T'):
1.60 kristaps 113: if ( ! toptions(&curp, optarg))
1.105 kristaps 114: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 115: break;
116: case ('W'):
1.103 schwarze 117: if ( ! woptions(&curp, optarg))
1.105 kristaps 118: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 119: break;
120: case ('V'):
121: version();
122: /* NOTREACHED */
123: default:
124: usage();
125: /* NOTREACHED */
126: }
127:
1.156 kristaps 128: curp.mp = mparse_alloc(type, curp.wlevel, mmsg, &curp);
1.154 kristaps 129:
1.165 ! kristaps 130: /*
! 131: * Conditionally start up the lookaside buffer before parsing.
! 132: */
! 133: if (OUTT_MAN == curp.outtype)
! 134: mparse_keep(curp.mp);
! 135:
1.1 kristaps 136: argc -= optind;
137: argv += optind;
138:
1.154 kristaps 139: rc = MANDOCLEVEL_OK;
1.39 kristaps 140:
1.154 kristaps 141: if (NULL == *argv)
142: parse(&curp, STDIN_FILENO, "<stdin>", &rc);
1.64 kristaps 143:
144: while (*argv) {
1.154 kristaps 145: parse(&curp, -1, *argv, &rc);
146: if (MANDOCLEVEL_OK != rc && curp.wstop)
1.64 kristaps 147: break;
148: ++argv;
1.1 kristaps 149: }
150:
1.22 kristaps 151: if (curp.outfree)
152: (*curp.outfree)(curp.outdata);
1.154 kristaps 153: if (curp.mp)
154: mparse_free(curp.mp);
1.1 kristaps 155:
1.154 kristaps 156: return((int)rc);
1.1 kristaps 157: }
158:
1.55 kristaps 159: static void
1.1 kristaps 160: version(void)
161: {
162:
1.154 kristaps 163: printf("%s %s\n", progname, VERSION);
1.105 kristaps 164: exit((int)MANDOCLEVEL_OK);
1.1 kristaps 165: }
166:
1.55 kristaps 167: static void
1.1 kristaps 168: usage(void)
169: {
170:
1.154 kristaps 171: fprintf(stderr, "usage: %s "
1.112 kristaps 172: "[-V] "
173: "[-foption] "
174: "[-mformat] "
175: "[-Ooption] "
176: "[-Toutput] "
1.161 kristaps 177: "[-Wlevel] "
1.112 kristaps 178: "[file...]\n",
179: progname);
180:
1.105 kristaps 181: exit((int)MANDOCLEVEL_BADARG);
1.68 joerg 182: }
183:
1.64 kristaps 184: static void
1.154 kristaps 185: parse(struct curparse *curp, int fd,
186: const char *file, enum mandoclevel *level)
1.1 kristaps 187: {
1.154 kristaps 188: enum mandoclevel rc;
189: struct mdoc *mdoc;
190: struct man *man;
1.112 kristaps 191:
1.154 kristaps 192: /* Begin by parsing the file itself. */
1.112 kristaps 193:
1.154 kristaps 194: assert(file);
195: assert(fd >= -1);
1.112 kristaps 196:
1.154 kristaps 197: rc = mparse_readfd(curp->mp, fd, file);
1.112 kristaps 198:
1.154 kristaps 199: /* Stop immediately if the parse has failed. */
1.92 kristaps 200:
1.154 kristaps 201: if (MANDOCLEVEL_FATAL <= rc)
1.111 kristaps 202: goto cleanup;
203:
1.1 kristaps 204: /*
1.154 kristaps 205: * With -Wstop and warnings or errors of at least the requested
206: * level, do not produce output.
1.1 kristaps 207: */
208:
1.154 kristaps 209: if (MANDOCLEVEL_OK != rc && curp->wstop)
1.111 kristaps 210: goto cleanup;
211:
212: /* If unset, allocate output dev now (if applicable). */
213:
214: if ( ! (curp->outman && curp->outmdoc)) {
215: switch (curp->outtype) {
216: case (OUTT_XHTML):
217: curp->outdata = xhtml_alloc(curp->outopts);
1.162 kristaps 218: curp->outfree = html_free;
1.111 kristaps 219: break;
220: case (OUTT_HTML):
221: curp->outdata = html_alloc(curp->outopts);
1.162 kristaps 222: curp->outfree = html_free;
223: break;
1.163 kristaps 224: case (OUTT_UTF8):
225: curp->outdata = utf8_alloc(curp->outopts);
226: curp->outfree = ascii_free;
227: break;
1.162 kristaps 228: case (OUTT_LOCALE):
229: curp->outdata = locale_alloc(curp->outopts);
230: curp->outfree = ascii_free;
1.111 kristaps 231: break;
232: case (OUTT_ASCII):
233: curp->outdata = ascii_alloc(curp->outopts);
234: curp->outfree = ascii_free;
235: break;
236: case (OUTT_PDF):
237: curp->outdata = pdf_alloc(curp->outopts);
238: curp->outfree = pspdf_free;
239: break;
240: case (OUTT_PS):
241: curp->outdata = ps_alloc(curp->outopts);
242: curp->outfree = pspdf_free;
243: break;
244: default:
245: break;
246: }
247:
248: switch (curp->outtype) {
249: case (OUTT_HTML):
250: /* FALLTHROUGH */
251: case (OUTT_XHTML):
252: curp->outman = html_man;
253: curp->outmdoc = html_mdoc;
254: break;
255: case (OUTT_TREE):
256: curp->outman = tree_man;
257: curp->outmdoc = tree_mdoc;
258: break;
1.164 schwarze 259: case (OUTT_MAN):
260: curp->outmdoc = man_mdoc;
1.165 ! kristaps 261: curp->outman = man_man;
1.164 schwarze 262: break;
1.111 kristaps 263: case (OUTT_PDF):
264: /* FALLTHROUGH */
265: case (OUTT_ASCII):
266: /* FALLTHROUGH */
1.163 kristaps 267: case (OUTT_UTF8):
268: /* FALLTHROUGH */
1.162 kristaps 269: case (OUTT_LOCALE):
270: /* FALLTHROUGH */
1.111 kristaps 271: case (OUTT_PS):
272: curp->outman = terminal_man;
273: curp->outmdoc = terminal_mdoc;
274: break;
275: default:
276: break;
277: }
278: }
279:
1.154 kristaps 280: mparse_result(curp->mp, &mdoc, &man);
281:
1.111 kristaps 282: /* Execute the out device, if it exists. */
283:
1.154 kristaps 284: if (man && curp->outman)
285: (*curp->outman)(curp->outdata, man);
286: if (mdoc && curp->outmdoc)
287: (*curp->outmdoc)(curp->outdata, mdoc);
1.111 kristaps 288:
289: cleanup:
1.112 kristaps 290:
1.154 kristaps 291: mparse_reset(curp->mp);
1.111 kristaps 292:
1.154 kristaps 293: if (*level < rc)
294: *level = rc;
1.10 kristaps 295: }
296:
297: static int
1.154 kristaps 298: moptions(enum mparset *tflags, char *arg)
1.10 kristaps 299: {
300:
1.17 kristaps 301: if (0 == strcmp(arg, "doc"))
1.154 kristaps 302: *tflags = MPARSE_MDOC;
1.19 kristaps 303: else if (0 == strcmp(arg, "andoc"))
1.154 kristaps 304: *tflags = MPARSE_AUTO;
1.17 kristaps 305: else if (0 == strcmp(arg, "an"))
1.154 kristaps 306: *tflags = MPARSE_MAN;
1.10 kristaps 307: else {
1.57 kristaps 308: fprintf(stderr, "%s: Bad argument\n", arg);
1.10 kristaps 309: return(0);
310: }
311:
312: return(1);
1.1 kristaps 313: }
314:
315: static int
1.60 kristaps 316: toptions(struct curparse *curp, char *arg)
1.1 kristaps 317: {
318:
319: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 320: curp->outtype = OUTT_ASCII;
321: else if (0 == strcmp(arg, "lint")) {
322: curp->outtype = OUTT_LINT;
1.103 schwarze 323: curp->wlevel = MANDOCLEVEL_WARNING;
1.154 kristaps 324: } else if (0 == strcmp(arg, "tree"))
1.60 kristaps 325: curp->outtype = OUTT_TREE;
1.164 schwarze 326: else if (0 == strcmp(arg, "man"))
327: curp->outtype = OUTT_MAN;
1.43 kristaps 328: else if (0 == strcmp(arg, "html"))
1.60 kristaps 329: curp->outtype = OUTT_HTML;
1.163 kristaps 330: else if (0 == strcmp(arg, "utf8"))
331: curp->outtype = OUTT_UTF8;
1.162 kristaps 332: else if (0 == strcmp(arg, "locale"))
333: curp->outtype = OUTT_LOCALE;
1.59 kristaps 334: else if (0 == strcmp(arg, "xhtml"))
1.60 kristaps 335: curp->outtype = OUTT_XHTML;
1.85 kristaps 336: else if (0 == strcmp(arg, "ps"))
337: curp->outtype = OUTT_PS;
1.100 kristaps 338: else if (0 == strcmp(arg, "pdf"))
339: curp->outtype = OUTT_PDF;
1.1 kristaps 340: else {
1.57 kristaps 341: fprintf(stderr, "%s: Bad argument\n", arg);
1.1 kristaps 342: return(0);
343: }
344:
345: return(1);
346: }
347:
348: static int
1.103 schwarze 349: woptions(struct curparse *curp, char *arg)
1.1 kristaps 350: {
1.34 kristaps 351: char *v, *o;
1.103 schwarze 352: const char *toks[6];
1.1 kristaps 353:
1.103 schwarze 354: toks[0] = "stop";
355: toks[1] = "all";
356: toks[2] = "warning";
357: toks[3] = "error";
358: toks[4] = "fatal";
359: toks[5] = NULL;
1.1 kristaps 360:
1.34 kristaps 361: while (*arg) {
362: o = arg;
1.45 kristaps 363: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 364: case (0):
1.103 schwarze 365: curp->wstop = 1;
1.1 kristaps 366: break;
367: case (1):
1.103 schwarze 368: /* FALLTHROUGH */
1.1 kristaps 369: case (2):
1.103 schwarze 370: curp->wlevel = MANDOCLEVEL_WARNING;
1.1 kristaps 371: break;
1.20 kristaps 372: case (3):
1.103 schwarze 373: curp->wlevel = MANDOCLEVEL_ERROR;
1.24 kristaps 374: break;
375: case (4):
1.103 schwarze 376: curp->wlevel = MANDOCLEVEL_FATAL;
1.50 kristaps 377: break;
1.1 kristaps 378: default:
1.103 schwarze 379: fprintf(stderr, "-W%s: Bad argument\n", o);
1.1 kristaps 380: return(0);
381: }
1.34 kristaps 382: }
1.1 kristaps 383:
384: return(1);
385: }
386:
1.153 kristaps 387: static void
1.155 kristaps 388: mmsg(enum mandocerr t, enum mandoclevel lvl,
389: const char *file, int line, int col, const char *msg)
1.71 kristaps 390: {
1.103 schwarze 391:
1.155 kristaps 392: fprintf(stderr, "%s:%d:%d: %s: %s",
393: file, line, col + 1,
1.160 kristaps 394: mparse_strlevel(lvl),
395: mparse_strerror(t));
1.154 kristaps 396:
1.73 kristaps 397: if (msg)
398: fprintf(stderr, ": %s", msg);
1.154 kristaps 399:
1.73 kristaps 400: fputc('\n', stderr);
1.71 kristaps 401: }
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