Annotation of src/usr.bin/mandoc/main.c, Revision 1.80
1.80 ! schwarze 1: /* $Id: main.c,v 1.79 2011/10/06 23:04:16 schwarze Exp $ */
1.1 kristaps 2: /*
1.64 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.70 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
1.2 schwarze 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: *
1.2 schwarze 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: */
18:
19: #include <assert.h>
20: #include <stdio.h>
1.17 schwarze 21: #include <stdint.h>
1.1 kristaps 22: #include <stdlib.h>
23: #include <string.h>
24: #include <unistd.h>
25:
1.30 schwarze 26: #include "mandoc.h"
1.38 schwarze 27: #include "main.h"
1.1 kristaps 28: #include "mdoc.h"
29: #include "man.h"
30:
1.16 schwarze 31: typedef void (*out_mdoc)(void *, const struct mdoc *);
32: typedef void (*out_man)(void *, const struct man *);
1.1 kristaps 33: typedef void (*out_free)(void *);
34:
35: enum outt {
1.76 schwarze 36: OUTT_ASCII = 0, /* -Tascii */
1.77 schwarze 37: OUTT_LOCALE, /* -Tlocale */
38: OUTT_UTF8, /* -Tutf8 */
1.76 schwarze 39: OUTT_TREE, /* -Ttree */
1.78 schwarze 40: OUTT_MAN, /* -Tman */
1.76 schwarze 41: OUTT_HTML, /* -Thtml */
42: OUTT_XHTML, /* -Txhtml */
43: OUTT_LINT, /* -Tlint */
44: OUTT_PS, /* -Tps */
45: OUTT_PDF /* -Tpdf */
1.1 kristaps 46: };
47:
48: struct curparse {
1.76 schwarze 49: struct mparse *mp;
1.75 schwarze 50: enum mandoclevel wlevel; /* ignore messages below this */
51: int wstop; /* stop after a file with a warning */
1.33 schwarze 52: enum outt outtype; /* which output to use */
53: out_mdoc outmdoc; /* mdoc output ptr */
54: out_man outman; /* man output ptr */
55: out_free outfree; /* free output ptr */
56: void *outdata; /* data for output */
57: char outopts[BUFSIZ]; /* buf of output opts */
58: };
59:
1.79 schwarze 60: int apropos(int, char**);
61: int mandocdb(int, char**);
62:
1.76 schwarze 63: static int moptions(enum mparset *, char *);
64: static void mmsg(enum mandocerr, enum mandoclevel,
65: const char *, int, int, const char *);
66: static void parse(struct curparse *, int,
67: const char *, enum mandoclevel *);
1.27 schwarze 68: static int toptions(struct curparse *, char *);
69: static void usage(void) __attribute__((noreturn));
1.20 schwarze 70: static void version(void) __attribute__((noreturn));
1.45 schwarze 71: static int woptions(struct curparse *, char *);
1.1 kristaps 72:
1.19 schwarze 73: static const char *progname;
1.1 kristaps 74:
75: int
76: main(int argc, char *argv[])
77: {
1.27 schwarze 78: int c;
1.1 kristaps 79: struct curparse curp;
1.76 schwarze 80: enum mparset type;
81: enum mandoclevel rc;
1.1 kristaps 82:
1.19 schwarze 83: progname = strrchr(argv[0], '/');
84: if (progname == NULL)
85: progname = argv[0];
86: else
87: ++progname;
1.79 schwarze 88:
89: if (0 == strncmp(progname, "apropos", 7))
90: return(apropos(argc, argv));
91: if (0 == strncmp(progname, "mandocdb", 8))
92: return(mandocdb(argc, argv));
1.19 schwarze 93:
94: memset(&curp, 0, sizeof(struct curparse));
1.1 kristaps 95:
1.76 schwarze 96: type = MPARSE_AUTO;
1.1 kristaps 97: curp.outtype = OUTT_ASCII;
1.45 schwarze 98: curp.wlevel = MANDOCLEVEL_FATAL;
1.1 kristaps 99:
100: /* LINTED */
1.45 schwarze 101: while (-1 != (c = getopt(argc, argv, "m:O:T:VW:")))
1.1 kristaps 102: switch (c) {
103: case ('m'):
1.76 schwarze 104: if ( ! moptions(&type, optarg))
1.47 schwarze 105: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 106: break;
1.18 schwarze 107: case ('O'):
108: (void)strlcat(curp.outopts, optarg, BUFSIZ);
109: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.17 schwarze 110: break;
1.1 kristaps 111: case ('T'):
1.22 schwarze 112: if ( ! toptions(&curp, optarg))
1.47 schwarze 113: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 114: break;
115: case ('W'):
1.45 schwarze 116: if ( ! woptions(&curp, optarg))
1.47 schwarze 117: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 118: break;
1.3 schwarze 119: case ('V'):
120: version();
121: /* NOTREACHED */
1.1 kristaps 122: default:
123: usage();
124: /* NOTREACHED */
125: }
126:
1.76 schwarze 127: curp.mp = mparse_alloc(type, curp.wlevel, mmsg, &curp);
128:
1.80 ! schwarze 129: /*
! 130: * Conditionally start up the lookaside buffer before parsing.
! 131: */
! 132: if (OUTT_MAN == curp.outtype)
! 133: mparse_keep(curp.mp);
! 134:
1.1 kristaps 135: argc -= optind;
136: argv += optind;
137:
1.76 schwarze 138: rc = MANDOCLEVEL_OK;
1.14 schwarze 139:
1.76 schwarze 140: if (NULL == *argv)
141: parse(&curp, STDIN_FILENO, "<stdin>", &rc);
1.27 schwarze 142:
143: while (*argv) {
1.76 schwarze 144: parse(&curp, -1, *argv, &rc);
145: if (MANDOCLEVEL_OK != rc && curp.wstop)
1.27 schwarze 146: break;
147: ++argv;
1.1 kristaps 148: }
149:
150: if (curp.outfree)
151: (*curp.outfree)(curp.outdata);
1.76 schwarze 152: if (curp.mp)
153: mparse_free(curp.mp);
1.1 kristaps 154:
1.76 schwarze 155: return((int)rc);
1.1 kristaps 156: }
157:
1.20 schwarze 158: static void
1.3 schwarze 159: version(void)
160: {
161:
1.76 schwarze 162: printf("%s %s\n", progname, VERSION);
1.47 schwarze 163: exit((int)MANDOCLEVEL_OK);
1.3 schwarze 164: }
165:
1.20 schwarze 166: static void
1.1 kristaps 167: usage(void)
168: {
169:
1.76 schwarze 170: fprintf(stderr, "usage: %s "
1.59 schwarze 171: "[-V] "
172: "[-foption] "
173: "[-mformat] "
174: "[-Ooption] "
175: "[-Toutput] "
1.76 schwarze 176: "[-Wlevel] "
1.59 schwarze 177: "[file...]\n",
178: progname);
179:
1.47 schwarze 180: exit((int)MANDOCLEVEL_BADARG);
1.1 kristaps 181: }
182:
1.27 schwarze 183: static void
1.76 schwarze 184: parse(struct curparse *curp, int fd,
185: const char *file, enum mandoclevel *level)
1.52 schwarze 186: {
1.76 schwarze 187: enum mandoclevel rc;
188: struct mdoc *mdoc;
189: struct man *man;
1.52 schwarze 190:
1.76 schwarze 191: /* Begin by parsing the file itself. */
1.52 schwarze 192:
1.76 schwarze 193: assert(file);
194: assert(fd >= -1);
1.52 schwarze 195:
1.76 schwarze 196: rc = mparse_readfd(curp->mp, fd, file);
1.1 kristaps 197:
1.76 schwarze 198: /* Stop immediately if the parse has failed. */
1.1 kristaps 199:
1.76 schwarze 200: if (MANDOCLEVEL_FATAL <= rc)
1.51 schwarze 201: goto cleanup;
202:
203: /*
1.76 schwarze 204: * With -Wstop and warnings or errors of at least the requested
205: * level, do not produce output.
1.51 schwarze 206: */
207:
1.76 schwarze 208: if (MANDOCLEVEL_OK != rc && curp->wstop)
1.51 schwarze 209: goto cleanup;
210:
211: /* If unset, allocate output dev now (if applicable). */
212:
213: if ( ! (curp->outman && curp->outmdoc)) {
214: switch (curp->outtype) {
215: case (OUTT_XHTML):
216: curp->outdata = xhtml_alloc(curp->outopts);
1.77 schwarze 217: curp->outfree = html_free;
1.51 schwarze 218: break;
219: case (OUTT_HTML):
220: curp->outdata = html_alloc(curp->outopts);
1.77 schwarze 221: curp->outfree = html_free;
222: break;
223: case (OUTT_UTF8):
224: curp->outdata = utf8_alloc(curp->outopts);
225: curp->outfree = ascii_free;
226: break;
227: case (OUTT_LOCALE):
228: curp->outdata = locale_alloc(curp->outopts);
229: curp->outfree = ascii_free;
1.51 schwarze 230: break;
231: case (OUTT_ASCII):
232: curp->outdata = ascii_alloc(curp->outopts);
233: curp->outfree = ascii_free;
234: break;
235: case (OUTT_PDF):
236: curp->outdata = pdf_alloc(curp->outopts);
237: curp->outfree = pspdf_free;
238: break;
239: case (OUTT_PS):
240: curp->outdata = ps_alloc(curp->outopts);
241: curp->outfree = pspdf_free;
242: break;
243: default:
244: break;
245: }
246:
247: switch (curp->outtype) {
248: case (OUTT_HTML):
249: /* FALLTHROUGH */
250: case (OUTT_XHTML):
251: curp->outman = html_man;
252: curp->outmdoc = html_mdoc;
253: break;
254: case (OUTT_TREE):
255: curp->outman = tree_man;
256: curp->outmdoc = tree_mdoc;
257: break;
1.78 schwarze 258: case (OUTT_MAN):
259: curp->outmdoc = man_mdoc;
1.80 ! schwarze 260: curp->outman = man_man;
1.78 schwarze 261: break;
1.51 schwarze 262: case (OUTT_PDF):
263: /* FALLTHROUGH */
264: case (OUTT_ASCII):
265: /* FALLTHROUGH */
1.77 schwarze 266: case (OUTT_UTF8):
267: /* FALLTHROUGH */
268: case (OUTT_LOCALE):
269: /* FALLTHROUGH */
1.51 schwarze 270: case (OUTT_PS):
271: curp->outman = terminal_man;
272: curp->outmdoc = terminal_mdoc;
273: break;
274: default:
275: break;
276: }
277: }
278:
1.76 schwarze 279: mparse_result(curp->mp, &mdoc, &man);
280:
1.51 schwarze 281: /* Execute the out device, if it exists. */
282:
1.76 schwarze 283: if (man && curp->outman)
284: (*curp->outman)(curp->outdata, man);
285: if (mdoc && curp->outmdoc)
286: (*curp->outmdoc)(curp->outdata, mdoc);
1.51 schwarze 287:
288: cleanup:
1.59 schwarze 289:
1.76 schwarze 290: mparse_reset(curp->mp);
1.59 schwarze 291:
1.76 schwarze 292: if (*level < rc)
293: *level = rc;
1.1 kristaps 294: }
295:
296: static int
1.76 schwarze 297: moptions(enum mparset *tflags, char *arg)
1.1 kristaps 298: {
299:
300: if (0 == strcmp(arg, "doc"))
1.76 schwarze 301: *tflags = MPARSE_MDOC;
1.1 kristaps 302: else if (0 == strcmp(arg, "andoc"))
1.76 schwarze 303: *tflags = MPARSE_AUTO;
1.1 kristaps 304: else if (0 == strcmp(arg, "an"))
1.76 schwarze 305: *tflags = MPARSE_MAN;
1.1 kristaps 306: else {
1.20 schwarze 307: fprintf(stderr, "%s: Bad argument\n", arg);
1.1 kristaps 308: return(0);
309: }
310:
311: return(1);
312: }
313:
314: static int
1.22 schwarze 315: toptions(struct curparse *curp, char *arg)
1.1 kristaps 316: {
317:
318: if (0 == strcmp(arg, "ascii"))
1.22 schwarze 319: curp->outtype = OUTT_ASCII;
320: else if (0 == strcmp(arg, "lint")) {
321: curp->outtype = OUTT_LINT;
1.45 schwarze 322: curp->wlevel = MANDOCLEVEL_WARNING;
1.76 schwarze 323: } else if (0 == strcmp(arg, "tree"))
1.22 schwarze 324: curp->outtype = OUTT_TREE;
1.78 schwarze 325: else if (0 == strcmp(arg, "man"))
326: curp->outtype = OUTT_MAN;
1.17 schwarze 327: else if (0 == strcmp(arg, "html"))
1.22 schwarze 328: curp->outtype = OUTT_HTML;
1.77 schwarze 329: else if (0 == strcmp(arg, "utf8"))
330: curp->outtype = OUTT_UTF8;
331: else if (0 == strcmp(arg, "locale"))
332: curp->outtype = OUTT_LOCALE;
1.21 schwarze 333: else if (0 == strcmp(arg, "xhtml"))
1.22 schwarze 334: curp->outtype = OUTT_XHTML;
1.36 schwarze 335: else if (0 == strcmp(arg, "ps"))
336: curp->outtype = OUTT_PS;
1.43 schwarze 337: else if (0 == strcmp(arg, "pdf"))
338: curp->outtype = OUTT_PDF;
1.1 kristaps 339: else {
1.20 schwarze 340: fprintf(stderr, "%s: Bad argument\n", arg);
1.1 kristaps 341: return(0);
342: }
343:
344: return(1);
345: }
346:
347: static int
1.45 schwarze 348: woptions(struct curparse *curp, char *arg)
1.1 kristaps 349: {
1.10 schwarze 350: char *v, *o;
1.45 schwarze 351: const char *toks[6];
1.1 kristaps 352:
1.45 schwarze 353: toks[0] = "stop";
354: toks[1] = "all";
355: toks[2] = "warning";
356: toks[3] = "error";
357: toks[4] = "fatal";
358: toks[5] = NULL;
1.1 kristaps 359:
1.10 schwarze 360: while (*arg) {
361: o = arg;
1.17 schwarze 362: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 363: case (0):
1.45 schwarze 364: curp->wstop = 1;
1.1 kristaps 365: break;
366: case (1):
1.45 schwarze 367: /* FALLTHROUGH */
1.1 kristaps 368: case (2):
1.45 schwarze 369: curp->wlevel = MANDOCLEVEL_WARNING;
1.1 kristaps 370: break;
371: case (3):
1.45 schwarze 372: curp->wlevel = MANDOCLEVEL_ERROR;
1.1 kristaps 373: break;
374: case (4):
1.45 schwarze 375: curp->wlevel = MANDOCLEVEL_FATAL;
1.19 schwarze 376: break;
1.1 kristaps 377: default:
1.45 schwarze 378: fprintf(stderr, "-W%s: Bad argument\n", o);
1.1 kristaps 379: return(0);
380: }
1.10 schwarze 381: }
1.1 kristaps 382:
383: return(1);
384: }
385:
1.75 schwarze 386: static void
1.76 schwarze 387: mmsg(enum mandocerr t, enum mandoclevel lvl,
388: const char *file, int line, int col, const char *msg)
1.30 schwarze 389: {
1.45 schwarze 390:
1.76 schwarze 391: fprintf(stderr, "%s:%d:%d: %s: %s",
392: file, line, col + 1,
393: mparse_strlevel(lvl),
394: mparse_strerror(t));
1.30 schwarze 395:
396: if (msg)
397: fprintf(stderr, ": %s", msg);
1.76 schwarze 398:
1.30 schwarze 399: fputc('\n', stderr);
400: }
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