Annotation of mandoc/main.c, Revision 1.211
1.211 ! schwarze 1: /* $Id: main.c,v 1.210 2014/12/31 16:52:39 schwarze Exp $ */
1.1 kristaps 2: /*
1.183 schwarze 3: * Copyright (c) 2008-2012 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>
1.185 schwarze 24: #include <ctype.h>
1.183 schwarze 25: #include <errno.h>
1.186 schwarze 26: #include <fcntl.h>
1.1 kristaps 27: #include <stdio.h>
1.45 kristaps 28: #include <stdint.h>
1.1 kristaps 29: #include <stdlib.h>
30: #include <string.h>
31: #include <unistd.h>
32:
1.71 kristaps 33: #include "mandoc.h"
1.172 schwarze 34: #include "mandoc_aux.h"
1.90 kristaps 35: #include "main.h"
1.1 kristaps 36: #include "mdoc.h"
1.10 kristaps 37: #include "man.h"
1.180 schwarze 38: #include "manpath.h"
39: #include "mansearch.h"
1.101 joerg 40:
1.55 kristaps 41: #if !defined(__GNUC__) || (__GNUC__ < 2)
1.56 kristaps 42: # if !defined(lint)
43: # define __attribute__(x)
44: # endif
1.55 kristaps 45: #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
1.16 kristaps 46:
1.181 schwarze 47: enum outmode {
48: OUTMODE_DEF = 0,
49: OUTMODE_FLN,
50: OUTMODE_LST,
51: OUTMODE_ALL,
52: OUTMODE_INT,
53: OUTMODE_ONE
54: };
55:
1.42 kristaps 56: typedef void (*out_mdoc)(void *, const struct mdoc *);
57: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 58: typedef void (*out_free)(void *);
59:
1.19 kristaps 60: enum outt {
1.154 kristaps 61: OUTT_ASCII = 0, /* -Tascii */
1.162 kristaps 62: OUTT_LOCALE, /* -Tlocale */
1.163 kristaps 63: OUTT_UTF8, /* -Tutf8 */
1.154 kristaps 64: OUTT_TREE, /* -Ttree */
1.164 schwarze 65: OUTT_MAN, /* -Tman */
1.154 kristaps 66: OUTT_HTML, /* -Thtml */
67: OUTT_LINT, /* -Tlint */
68: OUTT_PS, /* -Tps */
69: OUTT_PDF /* -Tpdf */
1.19 kristaps 70: };
71:
1.5 kristaps 72: struct curparse {
1.154 kristaps 73: struct mparse *mp;
1.195 schwarze 74: struct mchars *mchars; /* character table */
1.148 kristaps 75: enum mandoclevel wlevel; /* ignore messages below this */
76: int wstop; /* stop after a file with a warning */
1.173 schwarze 77: enum outt outtype; /* which output to use */
1.79 kristaps 78: out_mdoc outmdoc; /* mdoc output ptr */
1.173 schwarze 79: out_man outman; /* man output ptr */
1.79 kristaps 80: out_free outfree; /* free output ptr */
81: void *outdata; /* data for output */
82: char outopts[BUFSIZ]; /* buf of output opts */
83: };
84:
1.194 schwarze 85: static int koptions(int *, char *);
1.203 schwarze 86: #if HAVE_SQLITE3
87: int mandocdb(int, char**);
88: #endif
1.170 schwarze 89: static int moptions(int *, char *);
1.155 kristaps 90: static void mmsg(enum mandocerr, enum mandoclevel,
91: const char *, int, int, const char *);
1.173 schwarze 92: static void parse(struct curparse *, int,
1.154 kristaps 93: const char *, enum mandoclevel *);
1.205 schwarze 94: #if HAVE_SQLITE3
1.197 schwarze 95: static enum mandoclevel passthrough(const char *, int, int);
1.205 schwarze 96: #endif
1.183 schwarze 97: static void spawn_pager(void);
1.66 kristaps 98: static int toptions(struct curparse *, char *);
1.180 schwarze 99: static void usage(enum argmode) __attribute__((noreturn));
1.55 kristaps 100: static void version(void) __attribute__((noreturn));
1.103 schwarze 101: static int woptions(struct curparse *, char *);
1.1 kristaps 102:
1.182 schwarze 103: static const int sec_prios[] = {1, 4, 5, 8, 6, 3, 7, 2, 9};
1.202 schwarze 104: static char help_arg[] = "help";
105: static char *help_argv[] = {help_arg, NULL};
1.54 kristaps 106: static const char *progname;
1.1 kristaps 107:
1.173 schwarze 108:
1.1 kristaps 109: int
110: main(int argc, char *argv[])
111: {
1.5 kristaps 112: struct curparse curp;
1.180 schwarze 113: struct mansearch search;
114: struct manpaths paths;
1.205 schwarze 115: char *auxpaths;
1.180 schwarze 116: char *defos;
1.207 schwarze 117: unsigned char *uc;
1.180 schwarze 118: #if HAVE_SQLITE3
1.186 schwarze 119: struct manpage *res, *resp;
1.205 schwarze 120: char *conf_file, *defpaths;
1.182 schwarze 121: size_t isec, i, sz;
1.205 schwarze 122: int prio, best_prio, synopsis_only;
1.182 schwarze 123: char sec;
1.180 schwarze 124: #endif
125: enum mandoclevel rc;
1.181 schwarze 126: enum outmode outmode;
1.192 schwarze 127: int fd;
1.180 schwarze 128: int show_usage;
1.183 schwarze 129: int use_pager;
1.170 schwarze 130: int options;
1.180 schwarze 131: int c;
1.1 kristaps 132:
1.54 kristaps 133: progname = strrchr(argv[0], '/');
134: if (progname == NULL)
135: progname = argv[0];
136: else
137: ++progname;
1.203 schwarze 138:
139: #if HAVE_SQLITE3
1.204 schwarze 140: if (strcmp(progname, BINM_MAKEWHATIS) == 0)
1.203 schwarze 141: return(mandocdb(argc, argv));
142: #endif
1.179 schwarze 143:
1.180 schwarze 144: /* Search options. */
145:
146: memset(&paths, 0, sizeof(struct manpaths));
1.205 schwarze 147: #if HAVE_SQLITE3
148: conf_file = defpaths = NULL;
149: #endif
150: auxpaths = NULL;
1.180 schwarze 151:
152: memset(&search, 0, sizeof(struct mansearch));
153: search.outkey = "Nd";
154:
1.204 schwarze 155: if (strcmp(progname, BINM_MAN) == 0)
1.180 schwarze 156: search.argmode = ARG_NAME;
1.204 schwarze 157: else if (strcmp(progname, BINM_APROPOS) == 0)
1.180 schwarze 158: search.argmode = ARG_EXPR;
1.204 schwarze 159: else if (strcmp(progname, BINM_WHATIS) == 0)
1.180 schwarze 160: search.argmode = ARG_WORD;
1.202 schwarze 161: else if (strncmp(progname, "help", 4) == 0)
162: search.argmode = ARG_NAME;
1.180 schwarze 163: else
164: search.argmode = ARG_FILE;
165:
166: /* Parser and formatter options. */
1.54 kristaps 167:
1.51 kristaps 168: memset(&curp, 0, sizeof(struct curparse));
1.201 schwarze 169: curp.outtype = OUTT_LOCALE;
1.103 schwarze 170: curp.wlevel = MANDOCLEVEL_FATAL;
1.194 schwarze 171: options = MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1;
1.166 schwarze 172: defos = NULL;
1.19 kristaps 173:
1.183 schwarze 174: use_pager = 1;
1.180 schwarze 175: show_usage = 0;
1.205 schwarze 176: #if HAVE_SQLITE3
1.197 schwarze 177: synopsis_only = 0;
1.205 schwarze 178: #endif
1.181 schwarze 179: outmode = OUTMODE_DEF;
1.183 schwarze 180:
1.194 schwarze 181: while (-1 != (c = getopt(argc, argv,
182: "aC:cfhI:iK:klM:m:O:S:s:T:VW:w"))) {
1.1 kristaps 183: switch (c) {
1.181 schwarze 184: case 'a':
185: outmode = OUTMODE_ALL;
186: break;
1.180 schwarze 187: case 'C':
1.205 schwarze 188: #if HAVE_SQLITE3
1.180 schwarze 189: conf_file = optarg;
1.205 schwarze 190: #endif
1.180 schwarze 191: break;
1.183 schwarze 192: case 'c':
193: use_pager = 0;
194: break;
1.180 schwarze 195: case 'f':
196: search.argmode = ARG_WORD;
197: break;
1.190 schwarze 198: case 'h':
199: (void)strlcat(curp.outopts, "synopsis,", BUFSIZ);
1.205 schwarze 200: #if HAVE_SQLITE3
1.197 schwarze 201: synopsis_only = 1;
1.205 schwarze 202: #endif
1.198 schwarze 203: use_pager = 0;
1.190 schwarze 204: outmode = OUTMODE_ALL;
205: break;
1.173 schwarze 206: case 'I':
1.166 schwarze 207: if (strncmp(optarg, "os=", 3)) {
1.173 schwarze 208: fprintf(stderr,
1.209 schwarze 209: "%s: -I %s: Bad argument\n",
1.176 schwarze 210: progname, optarg);
1.166 schwarze 211: return((int)MANDOCLEVEL_BADARG);
212: }
213: if (defos) {
1.173 schwarze 214: fprintf(stderr,
1.209 schwarze 215: "%s: -I %s: Duplicate argument\n",
1.176 schwarze 216: progname, optarg);
1.166 schwarze 217: return((int)MANDOCLEVEL_BADARG);
218: }
219: defos = mandoc_strdup(optarg + 3);
220: break;
1.181 schwarze 221: case 'i':
222: outmode = OUTMODE_INT;
223: break;
1.194 schwarze 224: case 'K':
225: if ( ! koptions(&options, optarg))
226: return((int)MANDOCLEVEL_BADARG);
227: break;
1.180 schwarze 228: case 'k':
229: search.argmode = ARG_EXPR;
230: break;
1.188 schwarze 231: case 'l':
232: search.argmode = ARG_FILE;
233: outmode = OUTMODE_ALL;
234: break;
1.180 schwarze 235: case 'M':
1.205 schwarze 236: #if HAVE_SQLITE3
1.180 schwarze 237: defpaths = optarg;
1.205 schwarze 238: #endif
1.180 schwarze 239: break;
1.173 schwarze 240: case 'm':
1.180 schwarze 241: auxpaths = optarg;
1.10 kristaps 242: break;
1.173 schwarze 243: case 'O':
1.180 schwarze 244: search.outkey = optarg;
1.49 kristaps 245: (void)strlcat(curp.outopts, optarg, BUFSIZ);
246: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 247: break;
1.180 schwarze 248: case 'S':
249: search.arch = optarg;
250: break;
251: case 's':
252: search.sec = optarg;
253: break;
1.173 schwarze 254: case 'T':
1.60 kristaps 255: if ( ! toptions(&curp, optarg))
1.105 kristaps 256: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 257: break;
1.173 schwarze 258: case 'W':
1.103 schwarze 259: if ( ! woptions(&curp, optarg))
1.105 kristaps 260: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 261: break;
1.181 schwarze 262: case 'w':
263: outmode = OUTMODE_FLN;
264: break;
1.173 schwarze 265: case 'V':
1.1 kristaps 266: version();
267: /* NOTREACHED */
268: default:
1.180 schwarze 269: show_usage = 1;
270: break;
1.1 kristaps 271: }
1.180 schwarze 272: }
273:
274: if (show_usage)
275: usage(search.argmode);
276:
1.185 schwarze 277: /* Postprocess options. */
278:
1.181 schwarze 279: if (outmode == OUTMODE_DEF) {
280: switch (search.argmode) {
281: case ARG_FILE:
282: outmode = OUTMODE_ALL;
1.183 schwarze 283: use_pager = 0;
1.181 schwarze 284: break;
285: case ARG_NAME:
286: outmode = OUTMODE_ONE;
287: break;
288: default:
289: outmode = OUTMODE_LST;
290: break;
291: }
292: }
293:
1.185 schwarze 294: /* Parse arguments. */
295:
1.180 schwarze 296: argc -= optind;
297: argv += optind;
1.182 schwarze 298: #if HAVE_SQLITE3
1.186 schwarze 299: resp = NULL;
1.182 schwarze 300: #endif
1.185 schwarze 301:
1.202 schwarze 302: /*
303: * Quirks for help(1)
304: * and for a man(1) section argument without -s.
305: */
306:
307: if (search.argmode == ARG_NAME) {
308: if (*progname == 'h') {
309: if (argc == 0) {
310: argv = help_argv;
311: argc = 1;
312: }
1.211 ! schwarze 313: } else if (argc > 1 &&
! 314: ((uc = argv[0]) != NULL) &&
1.207 schwarze 315: ((isdigit(uc[0]) && (uc[1] == '\0' ||
316: (isalpha(uc[1]) && uc[2] == '\0'))) ||
317: (uc[0] == 'n' && uc[1] == '\0'))) {
318: search.sec = uc;
1.202 schwarze 319: argv++;
320: argc--;
321: }
1.185 schwarze 322: }
1.182 schwarze 323:
324: rc = MANDOCLEVEL_OK;
1.180 schwarze 325:
326: /* man(1), whatis(1), apropos(1) */
327:
328: if (search.argmode != ARG_FILE) {
329: #if HAVE_SQLITE3
330: if (argc == 0)
331: usage(search.argmode);
1.199 schwarze 332:
333: if (search.argmode == ARG_NAME &&
334: outmode == OUTMODE_ONE)
335: search.firstmatch = 1;
1.182 schwarze 336:
337: /* Access the mandoc database. */
338:
1.180 schwarze 339: manpath_parse(&paths, conf_file, defpaths, auxpaths);
340: mansearch_setup(1);
341: if( ! mansearch(&search, &paths, argc, argv, &res, &sz))
342: usage(search.argmode);
1.186 schwarze 343: resp = res;
1.187 schwarze 344:
345: if (sz == 0) {
346: if (search.argmode == ARG_NAME)
347: fprintf(stderr, "%s: No entry for %s "
348: "in the manual.\n", progname, argv[0]);
349: rc = MANDOCLEVEL_BADARG;
350: goto out;
351: }
1.182 schwarze 352:
353: /*
354: * For standard man(1) and -a output mode,
355: * prepare for copying filename pointers
356: * into the program parameter array.
357: */
358:
359: if (outmode == OUTMODE_ONE) {
360: argc = 1;
361: best_prio = 10;
1.186 schwarze 362: } else if (outmode == OUTMODE_ALL)
1.182 schwarze 363: argc = (int)sz;
364:
365: /* Iterate all matching manuals. */
366:
1.181 schwarze 367: for (i = 0; i < sz; i++) {
368: if (outmode == OUTMODE_FLN)
369: puts(res[i].file);
1.182 schwarze 370: else if (outmode == OUTMODE_LST)
1.181 schwarze 371: printf("%s - %s\n", res[i].names,
372: res[i].output == NULL ? "" :
373: res[i].output);
1.186 schwarze 374: else if (outmode == OUTMODE_ONE) {
1.182 schwarze 375: /* Search for the best section. */
376: isec = strcspn(res[i].file, "123456789");
377: sec = res[i].file[isec];
378: if ('\0' == sec)
379: continue;
380: prio = sec_prios[sec - '1'];
381: if (prio >= best_prio)
382: continue;
383: best_prio = prio;
1.186 schwarze 384: resp = res + i;
1.182 schwarze 385: }
1.181 schwarze 386: }
1.182 schwarze 387:
388: /*
389: * For man(1), -a and -i output mode, fall through
390: * to the main mandoc(1) code iterating files
391: * and running the parsers on each of them.
392: */
393:
394: if (outmode == OUTMODE_FLN || outmode == OUTMODE_LST)
395: goto out;
1.180 schwarze 396: #else
397: fputs("mandoc: database support not compiled in\n",
398: stderr);
399: return((int)MANDOCLEVEL_BADARG);
400: #endif
401: }
402:
403: /* mandoc(1) */
404:
1.209 schwarze 405: if (search.argmode == ARG_FILE && ! moptions(&options, auxpaths))
1.180 schwarze 406: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 407:
1.183 schwarze 408: if (use_pager && isatty(STDOUT_FILENO))
409: spawn_pager();
410:
1.195 schwarze 411: curp.mchars = mchars_alloc();
412: curp.mp = mparse_alloc(options, curp.wlevel, mmsg,
413: curp.mchars, defos);
1.154 kristaps 414:
1.165 kristaps 415: /*
416: * Conditionally start up the lookaside buffer before parsing.
417: */
418: if (OUTT_MAN == curp.outtype)
419: mparse_keep(curp.mp);
420:
1.186 schwarze 421: if (argc == 0)
1.154 kristaps 422: parse(&curp, STDIN_FILENO, "<stdin>", &rc);
1.64 kristaps 423:
1.186 schwarze 424: while (argc) {
425: #if HAVE_SQLITE3
426: if (resp != NULL) {
1.200 schwarze 427: rc = mparse_open(curp.mp, &fd, resp->file);
1.192 schwarze 428: if (fd == -1)
429: /* nothing */;
430: else if (resp->form & FORM_SRC) {
1.189 schwarze 431: /* For .so only; ignore failure. */
432: chdir(paths.paths[resp->ipath]);
1.192 schwarze 433: parse(&curp, fd, resp->file, &rc);
1.189 schwarze 434: } else
1.197 schwarze 435: rc = passthrough(resp->file, fd,
436: synopsis_only);
1.186 schwarze 437: resp++;
438: } else
439: #endif
1.192 schwarze 440: {
1.200 schwarze 441: rc = mparse_open(curp.mp, &fd, *argv++);
1.192 schwarze 442: if (fd != -1)
443: parse(&curp, fd, argv[-1], &rc);
444: }
445:
1.200 schwarze 446: if (mparse_wait(curp.mp) != MANDOCLEVEL_OK)
1.192 schwarze 447: rc = MANDOCLEVEL_SYSERR;
448:
1.154 kristaps 449: if (MANDOCLEVEL_OK != rc && curp.wstop)
1.64 kristaps 450: break;
1.210 schwarze 451:
452: if (--argc && curp.outtype <= OUTT_UTF8)
453: ascii_sepline(curp.outdata);
1.1 kristaps 454: }
455:
1.22 kristaps 456: if (curp.outfree)
457: (*curp.outfree)(curp.outdata);
1.195 schwarze 458: mparse_free(curp.mp);
459: mchars_free(curp.mchars);
1.182 schwarze 460:
461: #if HAVE_SQLITE3
462: out:
463: if (search.argmode != ARG_FILE) {
1.189 schwarze 464: manpath_free(&paths);
1.182 schwarze 465: mansearch_free(res, sz);
466: mansearch_setup(0);
467: }
468: #endif
469:
1.166 schwarze 470: free(defos);
1.1 kristaps 471:
1.154 kristaps 472: return((int)rc);
1.1 kristaps 473: }
474:
1.55 kristaps 475: static void
1.1 kristaps 476: version(void)
477: {
478:
1.180 schwarze 479: printf("mandoc %s\n", VERSION);
1.105 kristaps 480: exit((int)MANDOCLEVEL_OK);
1.1 kristaps 481: }
482:
1.55 kristaps 483: static void
1.180 schwarze 484: usage(enum argmode argmode)
1.1 kristaps 485: {
486:
1.180 schwarze 487: switch (argmode) {
488: case ARG_FILE:
1.190 schwarze 489: fputs("usage: mandoc [-acfhklV] [-Ios=name] "
1.196 schwarze 490: "[-Kencoding] [-mformat] [-Ooption]\n"
491: "\t [-Toutput] [-Wlevel] [file ...]\n", stderr);
1.180 schwarze 492: break;
493: case ARG_NAME:
1.208 schwarze 494: fputs("usage: man [-acfhklVw] [-C file] [-I os=name] "
495: "[-K encoding] [-M path] [-m path]\n"
496: "\t [-O option=value] [-S subsection] [-s section] "
497: "[-T output] [-W level]\n"
1.180 schwarze 498: "\t [section] name ...\n", stderr);
499: break;
500: case ARG_WORD:
1.190 schwarze 501: fputs("usage: whatis [-acfhklVw] [-C file] "
1.188 schwarze 502: "[-M path] [-m path] [-O outkey] [-S arch]\n"
503: "\t [-s section] name ...\n", stderr);
1.180 schwarze 504: break;
505: case ARG_EXPR:
1.190 schwarze 506: fputs("usage: apropos [-acfhklVw] [-C file] "
1.188 schwarze 507: "[-M path] [-m path] [-O outkey] [-S arch]\n"
1.180 schwarze 508: "\t [-s section] expression ...\n", stderr);
509: break;
510: }
1.105 kristaps 511: exit((int)MANDOCLEVEL_BADARG);
1.68 joerg 512: }
513:
1.64 kristaps 514: static void
1.173 schwarze 515: parse(struct curparse *curp, int fd, const char *file,
516: enum mandoclevel *level)
1.1 kristaps 517: {
1.154 kristaps 518: enum mandoclevel rc;
519: struct mdoc *mdoc;
520: struct man *man;
1.112 kristaps 521:
1.154 kristaps 522: /* Begin by parsing the file itself. */
1.112 kristaps 523:
1.154 kristaps 524: assert(file);
525: assert(fd >= -1);
1.112 kristaps 526:
1.154 kristaps 527: rc = mparse_readfd(curp->mp, fd, file);
1.112 kristaps 528:
1.154 kristaps 529: /* Stop immediately if the parse has failed. */
1.92 kristaps 530:
1.154 kristaps 531: if (MANDOCLEVEL_FATAL <= rc)
1.111 kristaps 532: goto cleanup;
533:
1.1 kristaps 534: /*
1.154 kristaps 535: * With -Wstop and warnings or errors of at least the requested
536: * level, do not produce output.
1.1 kristaps 537: */
538:
1.154 kristaps 539: if (MANDOCLEVEL_OK != rc && curp->wstop)
1.111 kristaps 540: goto cleanup;
541:
542: /* If unset, allocate output dev now (if applicable). */
543:
544: if ( ! (curp->outman && curp->outmdoc)) {
545: switch (curp->outtype) {
1.173 schwarze 546: case OUTT_HTML:
1.195 schwarze 547: curp->outdata = html_alloc(curp->mchars,
548: curp->outopts);
1.162 kristaps 549: curp->outfree = html_free;
550: break;
1.173 schwarze 551: case OUTT_UTF8:
1.195 schwarze 552: curp->outdata = utf8_alloc(curp->mchars,
553: curp->outopts);
1.163 kristaps 554: curp->outfree = ascii_free;
555: break;
1.173 schwarze 556: case OUTT_LOCALE:
1.195 schwarze 557: curp->outdata = locale_alloc(curp->mchars,
558: curp->outopts);
1.162 kristaps 559: curp->outfree = ascii_free;
1.111 kristaps 560: break;
1.173 schwarze 561: case OUTT_ASCII:
1.195 schwarze 562: curp->outdata = ascii_alloc(curp->mchars,
563: curp->outopts);
1.111 kristaps 564: curp->outfree = ascii_free;
565: break;
1.173 schwarze 566: case OUTT_PDF:
1.195 schwarze 567: curp->outdata = pdf_alloc(curp->mchars,
568: curp->outopts);
1.111 kristaps 569: curp->outfree = pspdf_free;
570: break;
1.173 schwarze 571: case OUTT_PS:
1.195 schwarze 572: curp->outdata = ps_alloc(curp->mchars,
573: curp->outopts);
1.111 kristaps 574: curp->outfree = pspdf_free;
575: break;
576: default:
577: break;
578: }
579:
580: switch (curp->outtype) {
1.173 schwarze 581: case OUTT_HTML:
1.111 kristaps 582: curp->outman = html_man;
583: curp->outmdoc = html_mdoc;
584: break;
1.173 schwarze 585: case OUTT_TREE:
1.111 kristaps 586: curp->outman = tree_man;
587: curp->outmdoc = tree_mdoc;
588: break;
1.173 schwarze 589: case OUTT_MAN:
1.164 schwarze 590: curp->outmdoc = man_mdoc;
1.165 kristaps 591: curp->outman = man_man;
1.164 schwarze 592: break;
1.173 schwarze 593: case OUTT_PDF:
1.111 kristaps 594: /* FALLTHROUGH */
1.173 schwarze 595: case OUTT_ASCII:
1.111 kristaps 596: /* FALLTHROUGH */
1.173 schwarze 597: case OUTT_UTF8:
1.163 kristaps 598: /* FALLTHROUGH */
1.173 schwarze 599: case OUTT_LOCALE:
1.162 kristaps 600: /* FALLTHROUGH */
1.173 schwarze 601: case OUTT_PS:
1.111 kristaps 602: curp->outman = terminal_man;
603: curp->outmdoc = terminal_mdoc;
604: break;
605: default:
606: break;
607: }
608: }
609:
1.171 schwarze 610: mparse_result(curp->mp, &mdoc, &man, NULL);
1.154 kristaps 611:
1.111 kristaps 612: /* Execute the out device, if it exists. */
613:
1.154 kristaps 614: if (man && curp->outman)
615: (*curp->outman)(curp->outdata, man);
616: if (mdoc && curp->outmdoc)
617: (*curp->outmdoc)(curp->outdata, mdoc);
1.111 kristaps 618:
619: cleanup:
1.112 kristaps 620:
1.154 kristaps 621: mparse_reset(curp->mp);
1.111 kristaps 622:
1.154 kristaps 623: if (*level < rc)
624: *level = rc;
1.186 schwarze 625: }
626:
1.205 schwarze 627: #if HAVE_SQLITE3
1.186 schwarze 628: static enum mandoclevel
1.197 schwarze 629: passthrough(const char *file, int fd, int synopsis_only)
1.186 schwarze 630: {
1.197 schwarze 631: const char synb[] = "S\bSY\bYN\bNO\bOP\bPS\bSI\bIS\bS";
632: const char synr[] = "SYNOPSIS";
633:
634: FILE *stream;
1.186 schwarze 635: const char *syscall;
1.197 schwarze 636: char *line;
637: size_t len, off;
638: ssize_t nw;
639: int print;
1.210 schwarze 640:
641: fflush(stdout);
1.197 schwarze 642:
643: if ((stream = fdopen(fd, "r")) == NULL) {
644: close(fd);
645: syscall = "fdopen";
646: goto fail;
647: }
1.186 schwarze 648:
1.197 schwarze 649: print = 0;
650: while ((line = fgetln(stream, &len)) != NULL) {
651: if (synopsis_only) {
652: if (print) {
653: if ( ! isspace((unsigned char)*line))
654: goto done;
655: while (len &&
656: isspace((unsigned char)*line)) {
657: line++;
658: len--;
659: }
660: } else {
661: if ((len == sizeof(synb) &&
662: ! strncmp(line, synb, len - 1)) ||
663: (len == sizeof(synr) &&
664: ! strncmp(line, synr, len - 1)))
665: print = 1;
666: continue;
667: }
668: }
669: for (off = 0; off < len; off += nw)
670: if ((nw = write(STDOUT_FILENO, line + off,
671: len - off)) == -1 || nw == 0) {
672: fclose(stream);
1.186 schwarze 673: syscall = "write";
674: goto fail;
675: }
1.197 schwarze 676: }
1.186 schwarze 677:
1.197 schwarze 678: if (ferror(stream)) {
679: fclose(stream);
680: syscall = "fgetln";
681: goto fail;
682: }
1.193 schwarze 683:
1.197 schwarze 684: done:
685: fclose(stream);
686: return(MANDOCLEVEL_OK);
1.186 schwarze 687:
688: fail:
689: fprintf(stderr, "%s: %s: SYSERR: %s: %s",
690: progname, file, syscall, strerror(errno));
691: return(MANDOCLEVEL_SYSERR);
1.194 schwarze 692: }
1.205 schwarze 693: #endif
1.194 schwarze 694:
695: static int
696: koptions(int *options, char *arg)
697: {
698:
699: if ( ! strcmp(arg, "utf-8")) {
700: *options |= MPARSE_UTF8;
701: *options &= ~MPARSE_LATIN1;
702: } else if ( ! strcmp(arg, "iso-8859-1")) {
703: *options |= MPARSE_LATIN1;
704: *options &= ~MPARSE_UTF8;
705: } else if ( ! strcmp(arg, "us-ascii")) {
706: *options &= ~(MPARSE_UTF8 | MPARSE_LATIN1);
707: } else {
1.209 schwarze 708: fprintf(stderr, "%s: -K %s: Bad argument\n",
1.194 schwarze 709: progname, arg);
710: return(0);
711: }
712: return(1);
1.10 kristaps 713: }
714:
715: static int
1.170 schwarze 716: moptions(int *options, char *arg)
1.10 kristaps 717: {
718:
1.180 schwarze 719: if (arg == NULL)
720: /* nothing to do */;
721: else if (0 == strcmp(arg, "doc"))
1.170 schwarze 722: *options |= MPARSE_MDOC;
1.19 kristaps 723: else if (0 == strcmp(arg, "andoc"))
1.170 schwarze 724: /* nothing to do */;
1.17 kristaps 725: else if (0 == strcmp(arg, "an"))
1.170 schwarze 726: *options |= MPARSE_MAN;
1.10 kristaps 727: else {
1.209 schwarze 728: fprintf(stderr, "%s: -m %s: Bad argument\n",
1.176 schwarze 729: progname, arg);
1.10 kristaps 730: return(0);
731: }
732:
733: return(1);
1.1 kristaps 734: }
735:
736: static int
1.60 kristaps 737: toptions(struct curparse *curp, char *arg)
1.1 kristaps 738: {
739:
740: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 741: curp->outtype = OUTT_ASCII;
742: else if (0 == strcmp(arg, "lint")) {
743: curp->outtype = OUTT_LINT;
1.103 schwarze 744: curp->wlevel = MANDOCLEVEL_WARNING;
1.154 kristaps 745: } else if (0 == strcmp(arg, "tree"))
1.60 kristaps 746: curp->outtype = OUTT_TREE;
1.164 schwarze 747: else if (0 == strcmp(arg, "man"))
748: curp->outtype = OUTT_MAN;
1.43 kristaps 749: else if (0 == strcmp(arg, "html"))
1.60 kristaps 750: curp->outtype = OUTT_HTML;
1.163 kristaps 751: else if (0 == strcmp(arg, "utf8"))
752: curp->outtype = OUTT_UTF8;
1.162 kristaps 753: else if (0 == strcmp(arg, "locale"))
754: curp->outtype = OUTT_LOCALE;
1.59 kristaps 755: else if (0 == strcmp(arg, "xhtml"))
1.195 schwarze 756: curp->outtype = OUTT_HTML;
1.85 kristaps 757: else if (0 == strcmp(arg, "ps"))
758: curp->outtype = OUTT_PS;
1.100 kristaps 759: else if (0 == strcmp(arg, "pdf"))
760: curp->outtype = OUTT_PDF;
1.1 kristaps 761: else {
1.209 schwarze 762: fprintf(stderr, "%s: -T %s: Bad argument\n",
1.176 schwarze 763: progname, arg);
1.1 kristaps 764: return(0);
765: }
766:
767: return(1);
768: }
769:
770: static int
1.103 schwarze 771: woptions(struct curparse *curp, char *arg)
1.1 kristaps 772: {
1.34 kristaps 773: char *v, *o;
1.173 schwarze 774: const char *toks[6];
1.1 kristaps 775:
1.103 schwarze 776: toks[0] = "stop";
777: toks[1] = "all";
778: toks[2] = "warning";
779: toks[3] = "error";
780: toks[4] = "fatal";
781: toks[5] = NULL;
1.1 kristaps 782:
1.34 kristaps 783: while (*arg) {
784: o = arg;
1.45 kristaps 785: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.173 schwarze 786: case 0:
1.103 schwarze 787: curp->wstop = 1;
1.1 kristaps 788: break;
1.173 schwarze 789: case 1:
1.103 schwarze 790: /* FALLTHROUGH */
1.173 schwarze 791: case 2:
1.103 schwarze 792: curp->wlevel = MANDOCLEVEL_WARNING;
1.1 kristaps 793: break;
1.173 schwarze 794: case 3:
1.103 schwarze 795: curp->wlevel = MANDOCLEVEL_ERROR;
1.24 kristaps 796: break;
1.173 schwarze 797: case 4:
1.103 schwarze 798: curp->wlevel = MANDOCLEVEL_FATAL;
1.50 kristaps 799: break;
1.1 kristaps 800: default:
1.209 schwarze 801: fprintf(stderr, "%s: -W %s: Bad argument\n",
1.176 schwarze 802: progname, o);
1.1 kristaps 803: return(0);
804: }
1.34 kristaps 805: }
1.1 kristaps 806:
807: return(1);
808: }
809:
1.153 kristaps 810: static void
1.173 schwarze 811: mmsg(enum mandocerr t, enum mandoclevel lvl,
1.155 kristaps 812: const char *file, int line, int col, const char *msg)
1.71 kristaps 813: {
1.177 schwarze 814: const char *mparse_msg;
1.103 schwarze 815:
1.175 schwarze 816: fprintf(stderr, "%s: %s:", progname, file);
817:
818: if (line)
819: fprintf(stderr, "%d:%d:", line, col + 1);
820:
1.177 schwarze 821: fprintf(stderr, " %s", mparse_strlevel(lvl));
822:
823: if (NULL != (mparse_msg = mparse_strerror(t)))
824: fprintf(stderr, ": %s", mparse_msg);
1.154 kristaps 825:
1.73 kristaps 826: if (msg)
827: fprintf(stderr, ": %s", msg);
1.154 kristaps 828:
1.73 kristaps 829: fputc('\n', stderr);
1.183 schwarze 830: }
831:
832: static void
833: spawn_pager(void)
834: {
1.184 schwarze 835: #define MAX_PAGER_ARGS 16
836: char *argv[MAX_PAGER_ARGS];
837: const char *pager;
838: char *cp;
839: int fildes[2];
840: int argc;
1.183 schwarze 841:
842: if (pipe(fildes) == -1) {
843: fprintf(stderr, "%s: pipe: %s\n",
844: progname, strerror(errno));
845: return;
846: }
847:
848: switch (fork()) {
849: case -1:
850: fprintf(stderr, "%s: fork: %s\n",
851: progname, strerror(errno));
852: exit((int)MANDOCLEVEL_SYSERR);
853: case 0:
854: close(fildes[0]);
855: if (dup2(fildes[1], STDOUT_FILENO) == -1) {
856: fprintf(stderr, "%s: dup output: %s\n",
857: progname, strerror(errno));
858: exit((int)MANDOCLEVEL_SYSERR);
859: }
860: return;
861: default:
1.184 schwarze 862: break;
863: }
864:
865: /* The original process becomes the pager. */
866:
867: close(fildes[1]);
868: if (dup2(fildes[0], STDIN_FILENO) == -1) {
869: fprintf(stderr, "%s: dup input: %s\n",
870: progname, strerror(errno));
1.183 schwarze 871: exit((int)MANDOCLEVEL_SYSERR);
872: }
1.184 schwarze 873:
874: pager = getenv("MANPAGER");
875: if (pager == NULL || *pager == '\0')
876: pager = getenv("PAGER");
877: if (pager == NULL || *pager == '\0')
878: pager = "/usr/bin/more -s";
879: cp = mandoc_strdup(pager);
880:
881: /*
882: * Parse the pager command into words.
883: * Intentionally do not do anything fancy here.
884: */
885:
886: argc = 0;
887: while (argc + 1 < MAX_PAGER_ARGS) {
888: argv[argc++] = cp;
889: cp = strchr(cp, ' ');
890: if (cp == NULL)
891: break;
892: *cp++ = '\0';
893: while (*cp == ' ')
894: cp++;
895: if (*cp == '\0')
896: break;
897: }
898: argv[argc] = NULL;
899:
900: /* Hand over to the pager. */
901:
902: execvp(argv[0], argv);
903: fprintf(stderr, "%s: exec: %s\n",
904: progname, strerror(errno));
905: exit((int)MANDOCLEVEL_SYSERR);
1.71 kristaps 906: }
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