1 /* $Id: main.c,v 1.165 2011/10/06 22:29:12 kristaps Exp $ */
3 * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org>
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
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.
34 #if !defined(__GNUC__) || (__GNUC__ < 2)
36 # define __attribute__(x)
38 #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
40 typedef void (*out_mdoc)(void *, const struct mdoc *);
41 typedef void (*out_man)(void *, const struct man *);
42 typedef void (*out_free)(void *);
45 OUTT_ASCII = 0, /* -Tascii */
46 OUTT_LOCALE, /* -Tlocale */
47 OUTT_UTF8, /* -Tutf8 */
48 OUTT_TREE, /* -Ttree */
50 OUTT_HTML, /* -Thtml */
51 OUTT_XHTML, /* -Txhtml */
52 OUTT_LINT, /* -Tlint */
59 enum mandoclevel wlevel; /* ignore messages below this */
60 int wstop; /* stop after a file with a warning */
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 */
69 static int moptions(enum mparset *, char *);
70 static void mmsg(enum mandocerr, enum mandoclevel,
71 const char *, int, int, const char *);
72 static void parse(struct curparse *, int,
73 const char *, enum mandoclevel *);
74 static int toptions(struct curparse *, char *);
75 static void usage(void) __attribute__((noreturn));
76 static void version(void) __attribute__((noreturn));
77 static int woptions(struct curparse *, char *);
79 static const char *progname;
82 main(int argc, char *argv[])
89 progname = strrchr(argv[0], '/');
95 memset(&curp, 0, sizeof(struct curparse));
98 curp.outtype = OUTT_ASCII;
99 curp.wlevel = MANDOCLEVEL_FATAL;
102 while (-1 != (c = getopt(argc, argv, "m:O:T:VW:")))
105 if ( ! moptions(&type, optarg))
106 return((int)MANDOCLEVEL_BADARG);
109 (void)strlcat(curp.outopts, optarg, BUFSIZ);
110 (void)strlcat(curp.outopts, ",", BUFSIZ);
113 if ( ! toptions(&curp, optarg))
114 return((int)MANDOCLEVEL_BADARG);
117 if ( ! woptions(&curp, optarg))
118 return((int)MANDOCLEVEL_BADARG);
128 curp.mp = mparse_alloc(type, curp.wlevel, mmsg, &curp);
131 * Conditionally start up the lookaside buffer before parsing.
133 if (OUTT_MAN == curp.outtype)
134 mparse_keep(curp.mp);
142 parse(&curp, STDIN_FILENO, "<stdin>", &rc);
145 parse(&curp, -1, *argv, &rc);
146 if (MANDOCLEVEL_OK != rc && curp.wstop)
152 (*curp.outfree)(curp.outdata);
154 mparse_free(curp.mp);
163 printf("%s %s\n", progname, VERSION);
164 exit((int)MANDOCLEVEL_OK);
171 fprintf(stderr, "usage: %s "
181 exit((int)MANDOCLEVEL_BADARG);
185 parse(struct curparse *curp, int fd,
186 const char *file, enum mandoclevel *level)
192 /* Begin by parsing the file itself. */
197 rc = mparse_readfd(curp->mp, fd, file);
199 /* Stop immediately if the parse has failed. */
201 if (MANDOCLEVEL_FATAL <= rc)
205 * With -Wstop and warnings or errors of at least the requested
206 * level, do not produce output.
209 if (MANDOCLEVEL_OK != rc && curp->wstop)
212 /* If unset, allocate output dev now (if applicable). */
214 if ( ! (curp->outman && curp->outmdoc)) {
215 switch (curp->outtype) {
217 curp->outdata = xhtml_alloc(curp->outopts);
218 curp->outfree = html_free;
221 curp->outdata = html_alloc(curp->outopts);
222 curp->outfree = html_free;
225 curp->outdata = utf8_alloc(curp->outopts);
226 curp->outfree = ascii_free;
229 curp->outdata = locale_alloc(curp->outopts);
230 curp->outfree = ascii_free;
233 curp->outdata = ascii_alloc(curp->outopts);
234 curp->outfree = ascii_free;
237 curp->outdata = pdf_alloc(curp->outopts);
238 curp->outfree = pspdf_free;
241 curp->outdata = ps_alloc(curp->outopts);
242 curp->outfree = pspdf_free;
248 switch (curp->outtype) {
252 curp->outman = html_man;
253 curp->outmdoc = html_mdoc;
256 curp->outman = tree_man;
257 curp->outmdoc = tree_mdoc;
260 curp->outmdoc = man_mdoc;
261 curp->outman = man_man;
272 curp->outman = terminal_man;
273 curp->outmdoc = terminal_mdoc;
280 mparse_result(curp->mp, &mdoc, &man);
282 /* Execute the out device, if it exists. */
284 if (man && curp->outman)
285 (*curp->outman)(curp->outdata, man);
286 if (mdoc && curp->outmdoc)
287 (*curp->outmdoc)(curp->outdata, mdoc);
291 mparse_reset(curp->mp);
298 moptions(enum mparset *tflags, char *arg)
301 if (0 == strcmp(arg, "doc"))
302 *tflags = MPARSE_MDOC;
303 else if (0 == strcmp(arg, "andoc"))
304 *tflags = MPARSE_AUTO;
305 else if (0 == strcmp(arg, "an"))
306 *tflags = MPARSE_MAN;
308 fprintf(stderr, "%s: Bad argument\n", arg);
316 toptions(struct curparse *curp, char *arg)
319 if (0 == strcmp(arg, "ascii"))
320 curp->outtype = OUTT_ASCII;
321 else if (0 == strcmp(arg, "lint")) {
322 curp->outtype = OUTT_LINT;
323 curp->wlevel = MANDOCLEVEL_WARNING;
324 } else if (0 == strcmp(arg, "tree"))
325 curp->outtype = OUTT_TREE;
326 else if (0 == strcmp(arg, "man"))
327 curp->outtype = OUTT_MAN;
328 else if (0 == strcmp(arg, "html"))
329 curp->outtype = OUTT_HTML;
330 else if (0 == strcmp(arg, "utf8"))
331 curp->outtype = OUTT_UTF8;
332 else if (0 == strcmp(arg, "locale"))
333 curp->outtype = OUTT_LOCALE;
334 else if (0 == strcmp(arg, "xhtml"))
335 curp->outtype = OUTT_XHTML;
336 else if (0 == strcmp(arg, "ps"))
337 curp->outtype = OUTT_PS;
338 else if (0 == strcmp(arg, "pdf"))
339 curp->outtype = OUTT_PDF;
341 fprintf(stderr, "%s: Bad argument\n", arg);
349 woptions(struct curparse *curp, char *arg)
363 switch (getsubopt(&arg, UNCONST(toks), &v)) {
370 curp->wlevel = MANDOCLEVEL_WARNING;
373 curp->wlevel = MANDOCLEVEL_ERROR;
376 curp->wlevel = MANDOCLEVEL_FATAL;
379 fprintf(stderr, "-W%s: Bad argument\n", o);
388 mmsg(enum mandocerr t, enum mandoclevel lvl,
389 const char *file, int line, int col, const char *msg)
392 fprintf(stderr, "%s:%d:%d: %s: %s",
394 mparse_strlevel(lvl),
398 fprintf(stderr, ": %s", msg);