Annotation of mandoc/main.c, Revision 1.209
1.209 ! schwarze 1: /* $Id: main.c,v 1.208 2014/12/18 21:11:46 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: }
1.207 schwarze 313: } else if (((uc = argv[0]) != NULL) &&
314: ((isdigit(uc[0]) && (uc[1] == '\0' ||
315: (isalpha(uc[1]) && uc[2] == '\0'))) ||
316: (uc[0] == 'n' && uc[1] == '\0'))) {
317: search.sec = uc;
1.202 schwarze 318: argv++;
319: argc--;
320: }
1.185 schwarze 321: }
1.182 schwarze 322:
323: rc = MANDOCLEVEL_OK;
1.180 schwarze 324:
325: /* man(1), whatis(1), apropos(1) */
326:
327: if (search.argmode != ARG_FILE) {
328: #if HAVE_SQLITE3
329: if (argc == 0)
330: usage(search.argmode);
1.199 schwarze 331:
332: if (search.argmode == ARG_NAME &&
333: outmode == OUTMODE_ONE)
334: search.firstmatch = 1;
1.182 schwarze 335:
336: /* Access the mandoc database. */
337:
1.180 schwarze 338: manpath_parse(&paths, conf_file, defpaths, auxpaths);
339: mansearch_setup(1);
340: if( ! mansearch(&search, &paths, argc, argv, &res, &sz))
341: usage(search.argmode);
1.186 schwarze 342: resp = res;
1.187 schwarze 343:
344: if (sz == 0) {
345: if (search.argmode == ARG_NAME)
346: fprintf(stderr, "%s: No entry for %s "
347: "in the manual.\n", progname, argv[0]);
348: rc = MANDOCLEVEL_BADARG;
349: goto out;
350: }
1.182 schwarze 351:
352: /*
353: * For standard man(1) and -a output mode,
354: * prepare for copying filename pointers
355: * into the program parameter array.
356: */
357:
358: if (outmode == OUTMODE_ONE) {
359: argc = 1;
360: best_prio = 10;
1.186 schwarze 361: } else if (outmode == OUTMODE_ALL)
1.182 schwarze 362: argc = (int)sz;
363:
364: /* Iterate all matching manuals. */
365:
1.181 schwarze 366: for (i = 0; i < sz; i++) {
367: if (outmode == OUTMODE_FLN)
368: puts(res[i].file);
1.182 schwarze 369: else if (outmode == OUTMODE_LST)
1.181 schwarze 370: printf("%s - %s\n", res[i].names,
371: res[i].output == NULL ? "" :
372: res[i].output);
1.186 schwarze 373: else if (outmode == OUTMODE_ONE) {
1.182 schwarze 374: /* Search for the best section. */
375: isec = strcspn(res[i].file, "123456789");
376: sec = res[i].file[isec];
377: if ('\0' == sec)
378: continue;
379: prio = sec_prios[sec - '1'];
380: if (prio >= best_prio)
381: continue;
382: best_prio = prio;
1.186 schwarze 383: resp = res + i;
1.182 schwarze 384: }
1.181 schwarze 385: }
1.182 schwarze 386:
387: /*
388: * For man(1), -a and -i output mode, fall through
389: * to the main mandoc(1) code iterating files
390: * and running the parsers on each of them.
391: */
392:
393: if (outmode == OUTMODE_FLN || outmode == OUTMODE_LST)
394: goto out;
1.180 schwarze 395: #else
396: fputs("mandoc: database support not compiled in\n",
397: stderr);
398: return((int)MANDOCLEVEL_BADARG);
399: #endif
400: }
401:
402: /* mandoc(1) */
403:
1.209 ! schwarze 404: if (search.argmode == ARG_FILE && ! moptions(&options, auxpaths))
1.180 schwarze 405: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 406:
1.183 schwarze 407: if (use_pager && isatty(STDOUT_FILENO))
408: spawn_pager();
409:
1.195 schwarze 410: curp.mchars = mchars_alloc();
411: curp.mp = mparse_alloc(options, curp.wlevel, mmsg,
412: curp.mchars, defos);
1.154 kristaps 413:
1.165 kristaps 414: /*
415: * Conditionally start up the lookaside buffer before parsing.
416: */
417: if (OUTT_MAN == curp.outtype)
418: mparse_keep(curp.mp);
419:
1.186 schwarze 420: if (argc == 0)
1.154 kristaps 421: parse(&curp, STDIN_FILENO, "<stdin>", &rc);
1.64 kristaps 422:
1.186 schwarze 423: while (argc) {
424: #if HAVE_SQLITE3
425: if (resp != NULL) {
1.200 schwarze 426: rc = mparse_open(curp.mp, &fd, resp->file);
1.192 schwarze 427: if (fd == -1)
428: /* nothing */;
429: else if (resp->form & FORM_SRC) {
1.189 schwarze 430: /* For .so only; ignore failure. */
431: chdir(paths.paths[resp->ipath]);
1.192 schwarze 432: parse(&curp, fd, resp->file, &rc);
1.189 schwarze 433: } else
1.197 schwarze 434: rc = passthrough(resp->file, fd,
435: synopsis_only);
1.186 schwarze 436: resp++;
437: } else
438: #endif
1.192 schwarze 439: {
1.200 schwarze 440: rc = mparse_open(curp.mp, &fd, *argv++);
1.192 schwarze 441: if (fd != -1)
442: parse(&curp, fd, argv[-1], &rc);
443: }
444:
1.200 schwarze 445: if (mparse_wait(curp.mp) != MANDOCLEVEL_OK)
1.192 schwarze 446: rc = MANDOCLEVEL_SYSERR;
447:
1.154 kristaps 448: if (MANDOCLEVEL_OK != rc && curp.wstop)
1.64 kristaps 449: break;
1.186 schwarze 450: argc--;
1.1 kristaps 451: }
452:
1.22 kristaps 453: if (curp.outfree)
454: (*curp.outfree)(curp.outdata);
1.195 schwarze 455: mparse_free(curp.mp);
456: mchars_free(curp.mchars);
1.182 schwarze 457:
458: #if HAVE_SQLITE3
459: out:
460: if (search.argmode != ARG_FILE) {
1.189 schwarze 461: manpath_free(&paths);
1.182 schwarze 462: mansearch_free(res, sz);
463: mansearch_setup(0);
464: }
465: #endif
466:
1.166 schwarze 467: free(defos);
1.1 kristaps 468:
1.154 kristaps 469: return((int)rc);
1.1 kristaps 470: }
471:
1.55 kristaps 472: static void
1.1 kristaps 473: version(void)
474: {
475:
1.180 schwarze 476: printf("mandoc %s\n", VERSION);
1.105 kristaps 477: exit((int)MANDOCLEVEL_OK);
1.1 kristaps 478: }
479:
1.55 kristaps 480: static void
1.180 schwarze 481: usage(enum argmode argmode)
1.1 kristaps 482: {
483:
1.180 schwarze 484: switch (argmode) {
485: case ARG_FILE:
1.190 schwarze 486: fputs("usage: mandoc [-acfhklV] [-Ios=name] "
1.196 schwarze 487: "[-Kencoding] [-mformat] [-Ooption]\n"
488: "\t [-Toutput] [-Wlevel] [file ...]\n", stderr);
1.180 schwarze 489: break;
490: case ARG_NAME:
1.208 schwarze 491: fputs("usage: man [-acfhklVw] [-C file] [-I os=name] "
492: "[-K encoding] [-M path] [-m path]\n"
493: "\t [-O option=value] [-S subsection] [-s section] "
494: "[-T output] [-W level]\n"
1.180 schwarze 495: "\t [section] name ...\n", stderr);
496: break;
497: case ARG_WORD:
1.190 schwarze 498: fputs("usage: whatis [-acfhklVw] [-C file] "
1.188 schwarze 499: "[-M path] [-m path] [-O outkey] [-S arch]\n"
500: "\t [-s section] name ...\n", stderr);
1.180 schwarze 501: break;
502: case ARG_EXPR:
1.190 schwarze 503: fputs("usage: apropos [-acfhklVw] [-C file] "
1.188 schwarze 504: "[-M path] [-m path] [-O outkey] [-S arch]\n"
1.180 schwarze 505: "\t [-s section] expression ...\n", stderr);
506: break;
507: }
1.105 kristaps 508: exit((int)MANDOCLEVEL_BADARG);
1.68 joerg 509: }
510:
1.64 kristaps 511: static void
1.173 schwarze 512: parse(struct curparse *curp, int fd, const char *file,
513: enum mandoclevel *level)
1.1 kristaps 514: {
1.154 kristaps 515: enum mandoclevel rc;
516: struct mdoc *mdoc;
517: struct man *man;
1.112 kristaps 518:
1.154 kristaps 519: /* Begin by parsing the file itself. */
1.112 kristaps 520:
1.154 kristaps 521: assert(file);
522: assert(fd >= -1);
1.112 kristaps 523:
1.154 kristaps 524: rc = mparse_readfd(curp->mp, fd, file);
1.112 kristaps 525:
1.154 kristaps 526: /* Stop immediately if the parse has failed. */
1.92 kristaps 527:
1.154 kristaps 528: if (MANDOCLEVEL_FATAL <= rc)
1.111 kristaps 529: goto cleanup;
530:
1.1 kristaps 531: /*
1.154 kristaps 532: * With -Wstop and warnings or errors of at least the requested
533: * level, do not produce output.
1.1 kristaps 534: */
535:
1.154 kristaps 536: if (MANDOCLEVEL_OK != rc && curp->wstop)
1.111 kristaps 537: goto cleanup;
538:
539: /* If unset, allocate output dev now (if applicable). */
540:
541: if ( ! (curp->outman && curp->outmdoc)) {
542: switch (curp->outtype) {
1.173 schwarze 543: case OUTT_HTML:
1.195 schwarze 544: curp->outdata = html_alloc(curp->mchars,
545: curp->outopts);
1.162 kristaps 546: curp->outfree = html_free;
547: break;
1.173 schwarze 548: case OUTT_UTF8:
1.195 schwarze 549: curp->outdata = utf8_alloc(curp->mchars,
550: curp->outopts);
1.163 kristaps 551: curp->outfree = ascii_free;
552: break;
1.173 schwarze 553: case OUTT_LOCALE:
1.195 schwarze 554: curp->outdata = locale_alloc(curp->mchars,
555: curp->outopts);
1.162 kristaps 556: curp->outfree = ascii_free;
1.111 kristaps 557: break;
1.173 schwarze 558: case OUTT_ASCII:
1.195 schwarze 559: curp->outdata = ascii_alloc(curp->mchars,
560: curp->outopts);
1.111 kristaps 561: curp->outfree = ascii_free;
562: break;
1.173 schwarze 563: case OUTT_PDF:
1.195 schwarze 564: curp->outdata = pdf_alloc(curp->mchars,
565: curp->outopts);
1.111 kristaps 566: curp->outfree = pspdf_free;
567: break;
1.173 schwarze 568: case OUTT_PS:
1.195 schwarze 569: curp->outdata = ps_alloc(curp->mchars,
570: curp->outopts);
1.111 kristaps 571: curp->outfree = pspdf_free;
572: break;
573: default:
574: break;
575: }
576:
577: switch (curp->outtype) {
1.173 schwarze 578: case OUTT_HTML:
1.111 kristaps 579: curp->outman = html_man;
580: curp->outmdoc = html_mdoc;
581: break;
1.173 schwarze 582: case OUTT_TREE:
1.111 kristaps 583: curp->outman = tree_man;
584: curp->outmdoc = tree_mdoc;
585: break;
1.173 schwarze 586: case OUTT_MAN:
1.164 schwarze 587: curp->outmdoc = man_mdoc;
1.165 kristaps 588: curp->outman = man_man;
1.164 schwarze 589: break;
1.173 schwarze 590: case OUTT_PDF:
1.111 kristaps 591: /* FALLTHROUGH */
1.173 schwarze 592: case OUTT_ASCII:
1.111 kristaps 593: /* FALLTHROUGH */
1.173 schwarze 594: case OUTT_UTF8:
1.163 kristaps 595: /* FALLTHROUGH */
1.173 schwarze 596: case OUTT_LOCALE:
1.162 kristaps 597: /* FALLTHROUGH */
1.173 schwarze 598: case OUTT_PS:
1.111 kristaps 599: curp->outman = terminal_man;
600: curp->outmdoc = terminal_mdoc;
601: break;
602: default:
603: break;
604: }
605: }
606:
1.171 schwarze 607: mparse_result(curp->mp, &mdoc, &man, NULL);
1.154 kristaps 608:
1.111 kristaps 609: /* Execute the out device, if it exists. */
610:
1.154 kristaps 611: if (man && curp->outman)
612: (*curp->outman)(curp->outdata, man);
613: if (mdoc && curp->outmdoc)
614: (*curp->outmdoc)(curp->outdata, mdoc);
1.111 kristaps 615:
616: cleanup:
1.112 kristaps 617:
1.154 kristaps 618: mparse_reset(curp->mp);
1.111 kristaps 619:
1.154 kristaps 620: if (*level < rc)
621: *level = rc;
1.186 schwarze 622: }
623:
1.205 schwarze 624: #if HAVE_SQLITE3
1.186 schwarze 625: static enum mandoclevel
1.197 schwarze 626: passthrough(const char *file, int fd, int synopsis_only)
1.186 schwarze 627: {
1.197 schwarze 628: const char synb[] = "S\bSY\bYN\bNO\bOP\bPS\bSI\bIS\bS";
629: const char synr[] = "SYNOPSIS";
630:
631: FILE *stream;
1.186 schwarze 632: const char *syscall;
1.197 schwarze 633: char *line;
634: size_t len, off;
635: ssize_t nw;
636: int print;
637:
638: if ((stream = fdopen(fd, "r")) == NULL) {
639: close(fd);
640: syscall = "fdopen";
641: goto fail;
642: }
1.186 schwarze 643:
1.197 schwarze 644: print = 0;
645: while ((line = fgetln(stream, &len)) != NULL) {
646: if (synopsis_only) {
647: if (print) {
648: if ( ! isspace((unsigned char)*line))
649: goto done;
650: while (len &&
651: isspace((unsigned char)*line)) {
652: line++;
653: len--;
654: }
655: } else {
656: if ((len == sizeof(synb) &&
657: ! strncmp(line, synb, len - 1)) ||
658: (len == sizeof(synr) &&
659: ! strncmp(line, synr, len - 1)))
660: print = 1;
661: continue;
662: }
663: }
664: for (off = 0; off < len; off += nw)
665: if ((nw = write(STDOUT_FILENO, line + off,
666: len - off)) == -1 || nw == 0) {
667: fclose(stream);
1.186 schwarze 668: syscall = "write";
669: goto fail;
670: }
1.197 schwarze 671: }
1.186 schwarze 672:
1.197 schwarze 673: if (ferror(stream)) {
674: fclose(stream);
675: syscall = "fgetln";
676: goto fail;
677: }
1.193 schwarze 678:
1.197 schwarze 679: done:
680: fclose(stream);
681: return(MANDOCLEVEL_OK);
1.186 schwarze 682:
683: fail:
684: fprintf(stderr, "%s: %s: SYSERR: %s: %s",
685: progname, file, syscall, strerror(errno));
686: return(MANDOCLEVEL_SYSERR);
1.194 schwarze 687: }
1.205 schwarze 688: #endif
1.194 schwarze 689:
690: static int
691: koptions(int *options, char *arg)
692: {
693:
694: if ( ! strcmp(arg, "utf-8")) {
695: *options |= MPARSE_UTF8;
696: *options &= ~MPARSE_LATIN1;
697: } else if ( ! strcmp(arg, "iso-8859-1")) {
698: *options |= MPARSE_LATIN1;
699: *options &= ~MPARSE_UTF8;
700: } else if ( ! strcmp(arg, "us-ascii")) {
701: *options &= ~(MPARSE_UTF8 | MPARSE_LATIN1);
702: } else {
1.209 ! schwarze 703: fprintf(stderr, "%s: -K %s: Bad argument\n",
1.194 schwarze 704: progname, arg);
705: return(0);
706: }
707: return(1);
1.10 kristaps 708: }
709:
710: static int
1.170 schwarze 711: moptions(int *options, char *arg)
1.10 kristaps 712: {
713:
1.180 schwarze 714: if (arg == NULL)
715: /* nothing to do */;
716: else if (0 == strcmp(arg, "doc"))
1.170 schwarze 717: *options |= MPARSE_MDOC;
1.19 kristaps 718: else if (0 == strcmp(arg, "andoc"))
1.170 schwarze 719: /* nothing to do */;
1.17 kristaps 720: else if (0 == strcmp(arg, "an"))
1.170 schwarze 721: *options |= MPARSE_MAN;
1.10 kristaps 722: else {
1.209 ! schwarze 723: fprintf(stderr, "%s: -m %s: Bad argument\n",
1.176 schwarze 724: progname, arg);
1.10 kristaps 725: return(0);
726: }
727:
728: return(1);
1.1 kristaps 729: }
730:
731: static int
1.60 kristaps 732: toptions(struct curparse *curp, char *arg)
1.1 kristaps 733: {
734:
735: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 736: curp->outtype = OUTT_ASCII;
737: else if (0 == strcmp(arg, "lint")) {
738: curp->outtype = OUTT_LINT;
1.103 schwarze 739: curp->wlevel = MANDOCLEVEL_WARNING;
1.154 kristaps 740: } else if (0 == strcmp(arg, "tree"))
1.60 kristaps 741: curp->outtype = OUTT_TREE;
1.164 schwarze 742: else if (0 == strcmp(arg, "man"))
743: curp->outtype = OUTT_MAN;
1.43 kristaps 744: else if (0 == strcmp(arg, "html"))
1.60 kristaps 745: curp->outtype = OUTT_HTML;
1.163 kristaps 746: else if (0 == strcmp(arg, "utf8"))
747: curp->outtype = OUTT_UTF8;
1.162 kristaps 748: else if (0 == strcmp(arg, "locale"))
749: curp->outtype = OUTT_LOCALE;
1.59 kristaps 750: else if (0 == strcmp(arg, "xhtml"))
1.195 schwarze 751: curp->outtype = OUTT_HTML;
1.85 kristaps 752: else if (0 == strcmp(arg, "ps"))
753: curp->outtype = OUTT_PS;
1.100 kristaps 754: else if (0 == strcmp(arg, "pdf"))
755: curp->outtype = OUTT_PDF;
1.1 kristaps 756: else {
1.209 ! schwarze 757: fprintf(stderr, "%s: -T %s: Bad argument\n",
1.176 schwarze 758: progname, arg);
1.1 kristaps 759: return(0);
760: }
761:
762: return(1);
763: }
764:
765: static int
1.103 schwarze 766: woptions(struct curparse *curp, char *arg)
1.1 kristaps 767: {
1.34 kristaps 768: char *v, *o;
1.173 schwarze 769: const char *toks[6];
1.1 kristaps 770:
1.103 schwarze 771: toks[0] = "stop";
772: toks[1] = "all";
773: toks[2] = "warning";
774: toks[3] = "error";
775: toks[4] = "fatal";
776: toks[5] = NULL;
1.1 kristaps 777:
1.34 kristaps 778: while (*arg) {
779: o = arg;
1.45 kristaps 780: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.173 schwarze 781: case 0:
1.103 schwarze 782: curp->wstop = 1;
1.1 kristaps 783: break;
1.173 schwarze 784: case 1:
1.103 schwarze 785: /* FALLTHROUGH */
1.173 schwarze 786: case 2:
1.103 schwarze 787: curp->wlevel = MANDOCLEVEL_WARNING;
1.1 kristaps 788: break;
1.173 schwarze 789: case 3:
1.103 schwarze 790: curp->wlevel = MANDOCLEVEL_ERROR;
1.24 kristaps 791: break;
1.173 schwarze 792: case 4:
1.103 schwarze 793: curp->wlevel = MANDOCLEVEL_FATAL;
1.50 kristaps 794: break;
1.1 kristaps 795: default:
1.209 ! schwarze 796: fprintf(stderr, "%s: -W %s: Bad argument\n",
1.176 schwarze 797: progname, o);
1.1 kristaps 798: return(0);
799: }
1.34 kristaps 800: }
1.1 kristaps 801:
802: return(1);
803: }
804:
1.153 kristaps 805: static void
1.173 schwarze 806: mmsg(enum mandocerr t, enum mandoclevel lvl,
1.155 kristaps 807: const char *file, int line, int col, const char *msg)
1.71 kristaps 808: {
1.177 schwarze 809: const char *mparse_msg;
1.103 schwarze 810:
1.175 schwarze 811: fprintf(stderr, "%s: %s:", progname, file);
812:
813: if (line)
814: fprintf(stderr, "%d:%d:", line, col + 1);
815:
1.177 schwarze 816: fprintf(stderr, " %s", mparse_strlevel(lvl));
817:
818: if (NULL != (mparse_msg = mparse_strerror(t)))
819: fprintf(stderr, ": %s", mparse_msg);
1.154 kristaps 820:
1.73 kristaps 821: if (msg)
822: fprintf(stderr, ": %s", msg);
1.154 kristaps 823:
1.73 kristaps 824: fputc('\n', stderr);
1.183 schwarze 825: }
826:
827: static void
828: spawn_pager(void)
829: {
1.184 schwarze 830: #define MAX_PAGER_ARGS 16
831: char *argv[MAX_PAGER_ARGS];
832: const char *pager;
833: char *cp;
834: int fildes[2];
835: int argc;
1.183 schwarze 836:
837: if (pipe(fildes) == -1) {
838: fprintf(stderr, "%s: pipe: %s\n",
839: progname, strerror(errno));
840: return;
841: }
842:
843: switch (fork()) {
844: case -1:
845: fprintf(stderr, "%s: fork: %s\n",
846: progname, strerror(errno));
847: exit((int)MANDOCLEVEL_SYSERR);
848: case 0:
849: close(fildes[0]);
850: if (dup2(fildes[1], STDOUT_FILENO) == -1) {
851: fprintf(stderr, "%s: dup output: %s\n",
852: progname, strerror(errno));
853: exit((int)MANDOCLEVEL_SYSERR);
854: }
855: return;
856: default:
1.184 schwarze 857: break;
858: }
859:
860: /* The original process becomes the pager. */
861:
862: close(fildes[1]);
863: if (dup2(fildes[0], STDIN_FILENO) == -1) {
864: fprintf(stderr, "%s: dup input: %s\n",
865: progname, strerror(errno));
1.183 schwarze 866: exit((int)MANDOCLEVEL_SYSERR);
867: }
1.184 schwarze 868:
869: pager = getenv("MANPAGER");
870: if (pager == NULL || *pager == '\0')
871: pager = getenv("PAGER");
872: if (pager == NULL || *pager == '\0')
873: pager = "/usr/bin/more -s";
874: cp = mandoc_strdup(pager);
875:
876: /*
877: * Parse the pager command into words.
878: * Intentionally do not do anything fancy here.
879: */
880:
881: argc = 0;
882: while (argc + 1 < MAX_PAGER_ARGS) {
883: argv[argc++] = cp;
884: cp = strchr(cp, ' ');
885: if (cp == NULL)
886: break;
887: *cp++ = '\0';
888: while (*cp == ' ')
889: cp++;
890: if (*cp == '\0')
891: break;
892: }
893: argv[argc] = NULL;
894:
895: /* Hand over to the pager. */
896:
897: execvp(argv[0], argv);
898: fprintf(stderr, "%s: exec: %s\n",
899: progname, strerror(errno));
900: exit((int)MANDOCLEVEL_SYSERR);
1.71 kristaps 901: }
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