Annotation of mandoc/main.c, Revision 1.203
1.203 ! schwarze 1: /* $Id: main.c,v 1.202 2014/12/05 21:55:04 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 *);
1.197 schwarze 94: static enum mandoclevel passthrough(const char *, int, int);
1.183 schwarze 95: static void spawn_pager(void);
1.66 kristaps 96: static int toptions(struct curparse *, char *);
1.180 schwarze 97: static void usage(enum argmode) __attribute__((noreturn));
1.55 kristaps 98: static void version(void) __attribute__((noreturn));
1.103 schwarze 99: static int woptions(struct curparse *, char *);
1.1 kristaps 100:
1.182 schwarze 101: static const int sec_prios[] = {1, 4, 5, 8, 6, 3, 7, 2, 9};
1.202 schwarze 102: static char help_arg[] = "help";
103: static char *help_argv[] = {help_arg, NULL};
1.54 kristaps 104: static const char *progname;
1.1 kristaps 105:
1.173 schwarze 106:
1.1 kristaps 107: int
108: main(int argc, char *argv[])
109: {
1.5 kristaps 110: struct curparse curp;
1.180 schwarze 111: struct mansearch search;
112: struct manpaths paths;
113: char *conf_file, *defpaths, *auxpaths;
114: char *defos;
115: #if HAVE_SQLITE3
1.186 schwarze 116: struct manpage *res, *resp;
1.182 schwarze 117: size_t isec, i, sz;
118: int prio, best_prio;
119: char sec;
1.180 schwarze 120: #endif
121: enum mandoclevel rc;
1.181 schwarze 122: enum outmode outmode;
1.192 schwarze 123: int fd;
1.180 schwarze 124: int show_usage;
1.183 schwarze 125: int use_pager;
1.197 schwarze 126: int synopsis_only;
1.170 schwarze 127: int options;
1.180 schwarze 128: int c;
1.1 kristaps 129:
1.54 kristaps 130: progname = strrchr(argv[0], '/');
131: if (progname == NULL)
132: progname = argv[0];
133: else
134: ++progname;
1.203 ! schwarze 135:
! 136: #if HAVE_SQLITE3
! 137: if (0 == strncmp(progname, "mandocdb", 8) ||
! 138: 0 == strncmp(progname, "makewhatis", 10))
! 139: return(mandocdb(argc, argv));
! 140: #endif
1.179 schwarze 141:
1.180 schwarze 142: /* Search options. */
143:
144: memset(&paths, 0, sizeof(struct manpaths));
145: conf_file = defpaths = auxpaths = NULL;
146:
147: memset(&search, 0, sizeof(struct mansearch));
148: search.outkey = "Nd";
149:
150: if (strcmp(progname, "man") == 0)
151: search.argmode = ARG_NAME;
152: else if (strncmp(progname, "apropos", 7) == 0)
153: search.argmode = ARG_EXPR;
154: else if (strncmp(progname, "whatis", 6) == 0)
155: search.argmode = ARG_WORD;
1.202 schwarze 156: else if (strncmp(progname, "help", 4) == 0)
157: search.argmode = ARG_NAME;
1.180 schwarze 158: else
159: search.argmode = ARG_FILE;
160:
161: /* Parser and formatter options. */
1.54 kristaps 162:
1.51 kristaps 163: memset(&curp, 0, sizeof(struct curparse));
1.201 schwarze 164: curp.outtype = OUTT_LOCALE;
1.103 schwarze 165: curp.wlevel = MANDOCLEVEL_FATAL;
1.194 schwarze 166: options = MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1;
1.166 schwarze 167: defos = NULL;
1.19 kristaps 168:
1.183 schwarze 169: use_pager = 1;
1.180 schwarze 170: show_usage = 0;
1.197 schwarze 171: synopsis_only = 0;
1.181 schwarze 172: outmode = OUTMODE_DEF;
1.183 schwarze 173:
1.194 schwarze 174: while (-1 != (c = getopt(argc, argv,
175: "aC:cfhI:iK:klM:m:O:S:s:T:VW:w"))) {
1.1 kristaps 176: switch (c) {
1.181 schwarze 177: case 'a':
178: outmode = OUTMODE_ALL;
179: break;
1.180 schwarze 180: case 'C':
181: conf_file = optarg;
182: break;
1.183 schwarze 183: case 'c':
184: use_pager = 0;
185: break;
1.180 schwarze 186: case 'f':
187: search.argmode = ARG_WORD;
188: break;
1.190 schwarze 189: case 'h':
190: (void)strlcat(curp.outopts, "synopsis,", BUFSIZ);
1.197 schwarze 191: synopsis_only = 1;
1.198 schwarze 192: use_pager = 0;
1.190 schwarze 193: outmode = OUTMODE_ALL;
194: break;
1.173 schwarze 195: case 'I':
1.166 schwarze 196: if (strncmp(optarg, "os=", 3)) {
1.173 schwarze 197: fprintf(stderr,
1.176 schwarze 198: "%s: -I%s: Bad argument\n",
199: progname, optarg);
1.166 schwarze 200: return((int)MANDOCLEVEL_BADARG);
201: }
202: if (defos) {
1.173 schwarze 203: fprintf(stderr,
1.176 schwarze 204: "%s: -I%s: Duplicate argument\n",
205: progname, optarg);
1.166 schwarze 206: return((int)MANDOCLEVEL_BADARG);
207: }
208: defos = mandoc_strdup(optarg + 3);
209: break;
1.181 schwarze 210: case 'i':
211: outmode = OUTMODE_INT;
212: break;
1.194 schwarze 213: case 'K':
214: if ( ! koptions(&options, optarg))
215: return((int)MANDOCLEVEL_BADARG);
216: break;
1.180 schwarze 217: case 'k':
218: search.argmode = ARG_EXPR;
219: break;
1.188 schwarze 220: case 'l':
221: search.argmode = ARG_FILE;
222: outmode = OUTMODE_ALL;
223: break;
1.180 schwarze 224: case 'M':
225: defpaths = optarg;
226: break;
1.173 schwarze 227: case 'm':
1.180 schwarze 228: auxpaths = optarg;
1.10 kristaps 229: break;
1.173 schwarze 230: case 'O':
1.180 schwarze 231: search.outkey = optarg;
1.49 kristaps 232: (void)strlcat(curp.outopts, optarg, BUFSIZ);
233: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 234: break;
1.180 schwarze 235: case 'S':
236: search.arch = optarg;
237: break;
238: case 's':
239: search.sec = optarg;
240: break;
1.173 schwarze 241: case 'T':
1.60 kristaps 242: if ( ! toptions(&curp, optarg))
1.105 kristaps 243: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 244: break;
1.173 schwarze 245: case 'W':
1.103 schwarze 246: if ( ! woptions(&curp, optarg))
1.105 kristaps 247: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 248: break;
1.181 schwarze 249: case 'w':
250: outmode = OUTMODE_FLN;
251: break;
1.173 schwarze 252: case 'V':
1.1 kristaps 253: version();
254: /* NOTREACHED */
255: default:
1.180 schwarze 256: show_usage = 1;
257: break;
1.1 kristaps 258: }
1.180 schwarze 259: }
260:
261: if (show_usage)
262: usage(search.argmode);
263:
1.185 schwarze 264: /* Postprocess options. */
265:
1.181 schwarze 266: if (outmode == OUTMODE_DEF) {
267: switch (search.argmode) {
268: case ARG_FILE:
269: outmode = OUTMODE_ALL;
1.183 schwarze 270: use_pager = 0;
1.181 schwarze 271: break;
272: case ARG_NAME:
273: outmode = OUTMODE_ONE;
274: break;
275: default:
276: outmode = OUTMODE_LST;
277: break;
278: }
279: }
280:
1.185 schwarze 281: /* Parse arguments. */
282:
1.180 schwarze 283: argc -= optind;
284: argv += optind;
1.182 schwarze 285: #if HAVE_SQLITE3
1.186 schwarze 286: resp = NULL;
1.182 schwarze 287: #endif
1.185 schwarze 288:
1.202 schwarze 289: /*
290: * Quirks for help(1)
291: * and for a man(1) section argument without -s.
292: */
293:
294: if (search.argmode == ARG_NAME) {
295: if (*progname == 'h') {
296: if (argc == 0) {
297: argv = help_argv;
298: argc = 1;
299: }
300: } else if (argv[0] != NULL &&
301: isdigit((unsigned char)argv[0][0]) &&
302: (argv[0][1] == '\0' || !strcmp(argv[0], "3p"))) {
303: search.sec = argv[0];
304: argv++;
305: argc--;
306: }
1.185 schwarze 307: }
1.182 schwarze 308:
309: rc = MANDOCLEVEL_OK;
1.180 schwarze 310:
311: /* man(1), whatis(1), apropos(1) */
312:
313: if (search.argmode != ARG_FILE) {
314: #if HAVE_SQLITE3
315: if (argc == 0)
316: usage(search.argmode);
1.199 schwarze 317:
318: if (search.argmode == ARG_NAME &&
319: outmode == OUTMODE_ONE)
320: search.firstmatch = 1;
1.182 schwarze 321:
322: /* Access the mandoc database. */
323:
1.180 schwarze 324: manpath_parse(&paths, conf_file, defpaths, auxpaths);
325: mansearch_setup(1);
326: if( ! mansearch(&search, &paths, argc, argv, &res, &sz))
327: usage(search.argmode);
1.186 schwarze 328: resp = res;
1.187 schwarze 329:
330: if (sz == 0) {
331: if (search.argmode == ARG_NAME)
332: fprintf(stderr, "%s: No entry for %s "
333: "in the manual.\n", progname, argv[0]);
334: rc = MANDOCLEVEL_BADARG;
335: goto out;
336: }
1.182 schwarze 337:
338: /*
339: * For standard man(1) and -a output mode,
340: * prepare for copying filename pointers
341: * into the program parameter array.
342: */
343:
344: if (outmode == OUTMODE_ONE) {
345: argc = 1;
346: best_prio = 10;
1.186 schwarze 347: } else if (outmode == OUTMODE_ALL)
1.182 schwarze 348: argc = (int)sz;
349:
350: /* Iterate all matching manuals. */
351:
1.181 schwarze 352: for (i = 0; i < sz; i++) {
353: if (outmode == OUTMODE_FLN)
354: puts(res[i].file);
1.182 schwarze 355: else if (outmode == OUTMODE_LST)
1.181 schwarze 356: printf("%s - %s\n", res[i].names,
357: res[i].output == NULL ? "" :
358: res[i].output);
1.186 schwarze 359: else if (outmode == OUTMODE_ONE) {
1.182 schwarze 360: /* Search for the best section. */
361: isec = strcspn(res[i].file, "123456789");
362: sec = res[i].file[isec];
363: if ('\0' == sec)
364: continue;
365: prio = sec_prios[sec - '1'];
366: if (prio >= best_prio)
367: continue;
368: best_prio = prio;
1.186 schwarze 369: resp = res + i;
1.182 schwarze 370: }
1.181 schwarze 371: }
1.182 schwarze 372:
373: /*
374: * For man(1), -a and -i output mode, fall through
375: * to the main mandoc(1) code iterating files
376: * and running the parsers on each of them.
377: */
378:
379: if (outmode == OUTMODE_FLN || outmode == OUTMODE_LST)
380: goto out;
1.180 schwarze 381: #else
382: fputs("mandoc: database support not compiled in\n",
383: stderr);
384: return((int)MANDOCLEVEL_BADARG);
385: #endif
386: }
387:
388: /* mandoc(1) */
389:
390: if ( ! moptions(&options, auxpaths))
391: return((int)MANDOCLEVEL_BADARG);
1.1 kristaps 392:
1.183 schwarze 393: if (use_pager && isatty(STDOUT_FILENO))
394: spawn_pager();
395:
1.195 schwarze 396: curp.mchars = mchars_alloc();
397: curp.mp = mparse_alloc(options, curp.wlevel, mmsg,
398: curp.mchars, defos);
1.154 kristaps 399:
1.165 kristaps 400: /*
401: * Conditionally start up the lookaside buffer before parsing.
402: */
403: if (OUTT_MAN == curp.outtype)
404: mparse_keep(curp.mp);
405:
1.186 schwarze 406: if (argc == 0)
1.154 kristaps 407: parse(&curp, STDIN_FILENO, "<stdin>", &rc);
1.64 kristaps 408:
1.186 schwarze 409: while (argc) {
410: #if HAVE_SQLITE3
411: if (resp != NULL) {
1.200 schwarze 412: rc = mparse_open(curp.mp, &fd, resp->file);
1.192 schwarze 413: if (fd == -1)
414: /* nothing */;
415: else if (resp->form & FORM_SRC) {
1.189 schwarze 416: /* For .so only; ignore failure. */
417: chdir(paths.paths[resp->ipath]);
1.192 schwarze 418: parse(&curp, fd, resp->file, &rc);
1.189 schwarze 419: } else
1.197 schwarze 420: rc = passthrough(resp->file, fd,
421: synopsis_only);
1.186 schwarze 422: resp++;
423: } else
424: #endif
1.192 schwarze 425: {
1.200 schwarze 426: rc = mparse_open(curp.mp, &fd, *argv++);
1.192 schwarze 427: if (fd != -1)
428: parse(&curp, fd, argv[-1], &rc);
429: }
430:
1.200 schwarze 431: if (mparse_wait(curp.mp) != MANDOCLEVEL_OK)
1.192 schwarze 432: rc = MANDOCLEVEL_SYSERR;
433:
1.154 kristaps 434: if (MANDOCLEVEL_OK != rc && curp.wstop)
1.64 kristaps 435: break;
1.186 schwarze 436: argc--;
1.1 kristaps 437: }
438:
1.22 kristaps 439: if (curp.outfree)
440: (*curp.outfree)(curp.outdata);
1.195 schwarze 441: mparse_free(curp.mp);
442: mchars_free(curp.mchars);
1.182 schwarze 443:
444: #if HAVE_SQLITE3
445: out:
446: if (search.argmode != ARG_FILE) {
1.189 schwarze 447: manpath_free(&paths);
1.182 schwarze 448: mansearch_free(res, sz);
449: mansearch_setup(0);
450: }
451: #endif
452:
1.166 schwarze 453: free(defos);
1.1 kristaps 454:
1.154 kristaps 455: return((int)rc);
1.1 kristaps 456: }
457:
1.55 kristaps 458: static void
1.1 kristaps 459: version(void)
460: {
461:
1.180 schwarze 462: printf("mandoc %s\n", VERSION);
1.105 kristaps 463: exit((int)MANDOCLEVEL_OK);
1.1 kristaps 464: }
465:
1.55 kristaps 466: static void
1.180 schwarze 467: usage(enum argmode argmode)
1.1 kristaps 468: {
469:
1.180 schwarze 470: switch (argmode) {
471: case ARG_FILE:
1.190 schwarze 472: fputs("usage: mandoc [-acfhklV] [-Ios=name] "
1.196 schwarze 473: "[-Kencoding] [-mformat] [-Ooption]\n"
474: "\t [-Toutput] [-Wlevel] [file ...]\n", stderr);
1.180 schwarze 475: break;
476: case ARG_NAME:
1.188 schwarze 477: fputs("usage: man [-acfhklVw] [-C file] "
1.180 schwarze 478: "[-M path] [-m path] [-S arch] [-s section]\n"
479: "\t [section] name ...\n", stderr);
480: break;
481: case ARG_WORD:
1.190 schwarze 482: fputs("usage: whatis [-acfhklVw] [-C file] "
1.188 schwarze 483: "[-M path] [-m path] [-O outkey] [-S arch]\n"
484: "\t [-s section] name ...\n", stderr);
1.180 schwarze 485: break;
486: case ARG_EXPR:
1.190 schwarze 487: fputs("usage: apropos [-acfhklVw] [-C file] "
1.188 schwarze 488: "[-M path] [-m path] [-O outkey] [-S arch]\n"
1.180 schwarze 489: "\t [-s section] expression ...\n", stderr);
490: break;
491: }
1.105 kristaps 492: exit((int)MANDOCLEVEL_BADARG);
1.68 joerg 493: }
494:
1.64 kristaps 495: static void
1.173 schwarze 496: parse(struct curparse *curp, int fd, const char *file,
497: enum mandoclevel *level)
1.1 kristaps 498: {
1.154 kristaps 499: enum mandoclevel rc;
500: struct mdoc *mdoc;
501: struct man *man;
1.112 kristaps 502:
1.154 kristaps 503: /* Begin by parsing the file itself. */
1.112 kristaps 504:
1.154 kristaps 505: assert(file);
506: assert(fd >= -1);
1.112 kristaps 507:
1.154 kristaps 508: rc = mparse_readfd(curp->mp, fd, file);
1.112 kristaps 509:
1.154 kristaps 510: /* Stop immediately if the parse has failed. */
1.92 kristaps 511:
1.154 kristaps 512: if (MANDOCLEVEL_FATAL <= rc)
1.111 kristaps 513: goto cleanup;
514:
1.1 kristaps 515: /*
1.154 kristaps 516: * With -Wstop and warnings or errors of at least the requested
517: * level, do not produce output.
1.1 kristaps 518: */
519:
1.154 kristaps 520: if (MANDOCLEVEL_OK != rc && curp->wstop)
1.111 kristaps 521: goto cleanup;
522:
523: /* If unset, allocate output dev now (if applicable). */
524:
525: if ( ! (curp->outman && curp->outmdoc)) {
526: switch (curp->outtype) {
1.173 schwarze 527: case OUTT_HTML:
1.195 schwarze 528: curp->outdata = html_alloc(curp->mchars,
529: curp->outopts);
1.162 kristaps 530: curp->outfree = html_free;
531: break;
1.173 schwarze 532: case OUTT_UTF8:
1.195 schwarze 533: curp->outdata = utf8_alloc(curp->mchars,
534: curp->outopts);
1.163 kristaps 535: curp->outfree = ascii_free;
536: break;
1.173 schwarze 537: case OUTT_LOCALE:
1.195 schwarze 538: curp->outdata = locale_alloc(curp->mchars,
539: curp->outopts);
1.162 kristaps 540: curp->outfree = ascii_free;
1.111 kristaps 541: break;
1.173 schwarze 542: case OUTT_ASCII:
1.195 schwarze 543: curp->outdata = ascii_alloc(curp->mchars,
544: curp->outopts);
1.111 kristaps 545: curp->outfree = ascii_free;
546: break;
1.173 schwarze 547: case OUTT_PDF:
1.195 schwarze 548: curp->outdata = pdf_alloc(curp->mchars,
549: curp->outopts);
1.111 kristaps 550: curp->outfree = pspdf_free;
551: break;
1.173 schwarze 552: case OUTT_PS:
1.195 schwarze 553: curp->outdata = ps_alloc(curp->mchars,
554: curp->outopts);
1.111 kristaps 555: curp->outfree = pspdf_free;
556: break;
557: default:
558: break;
559: }
560:
561: switch (curp->outtype) {
1.173 schwarze 562: case OUTT_HTML:
1.111 kristaps 563: curp->outman = html_man;
564: curp->outmdoc = html_mdoc;
565: break;
1.173 schwarze 566: case OUTT_TREE:
1.111 kristaps 567: curp->outman = tree_man;
568: curp->outmdoc = tree_mdoc;
569: break;
1.173 schwarze 570: case OUTT_MAN:
1.164 schwarze 571: curp->outmdoc = man_mdoc;
1.165 kristaps 572: curp->outman = man_man;
1.164 schwarze 573: break;
1.173 schwarze 574: case OUTT_PDF:
1.111 kristaps 575: /* FALLTHROUGH */
1.173 schwarze 576: case OUTT_ASCII:
1.111 kristaps 577: /* FALLTHROUGH */
1.173 schwarze 578: case OUTT_UTF8:
1.163 kristaps 579: /* FALLTHROUGH */
1.173 schwarze 580: case OUTT_LOCALE:
1.162 kristaps 581: /* FALLTHROUGH */
1.173 schwarze 582: case OUTT_PS:
1.111 kristaps 583: curp->outman = terminal_man;
584: curp->outmdoc = terminal_mdoc;
585: break;
586: default:
587: break;
588: }
589: }
590:
1.171 schwarze 591: mparse_result(curp->mp, &mdoc, &man, NULL);
1.154 kristaps 592:
1.111 kristaps 593: /* Execute the out device, if it exists. */
594:
1.154 kristaps 595: if (man && curp->outman)
596: (*curp->outman)(curp->outdata, man);
597: if (mdoc && curp->outmdoc)
598: (*curp->outmdoc)(curp->outdata, mdoc);
1.111 kristaps 599:
600: cleanup:
1.112 kristaps 601:
1.154 kristaps 602: mparse_reset(curp->mp);
1.111 kristaps 603:
1.154 kristaps 604: if (*level < rc)
605: *level = rc;
1.186 schwarze 606: }
607:
608: static enum mandoclevel
1.197 schwarze 609: passthrough(const char *file, int fd, int synopsis_only)
1.186 schwarze 610: {
1.197 schwarze 611: const char synb[] = "S\bSY\bYN\bNO\bOP\bPS\bSI\bIS\bS";
612: const char synr[] = "SYNOPSIS";
613:
614: FILE *stream;
1.186 schwarze 615: const char *syscall;
1.197 schwarze 616: char *line;
617: size_t len, off;
618: ssize_t nw;
619: int print;
620:
621: if ((stream = fdopen(fd, "r")) == NULL) {
622: close(fd);
623: syscall = "fdopen";
624: goto fail;
625: }
1.186 schwarze 626:
1.197 schwarze 627: print = 0;
628: while ((line = fgetln(stream, &len)) != NULL) {
629: if (synopsis_only) {
630: if (print) {
631: if ( ! isspace((unsigned char)*line))
632: goto done;
633: while (len &&
634: isspace((unsigned char)*line)) {
635: line++;
636: len--;
637: }
638: } else {
639: if ((len == sizeof(synb) &&
640: ! strncmp(line, synb, len - 1)) ||
641: (len == sizeof(synr) &&
642: ! strncmp(line, synr, len - 1)))
643: print = 1;
644: continue;
645: }
646: }
647: for (off = 0; off < len; off += nw)
648: if ((nw = write(STDOUT_FILENO, line + off,
649: len - off)) == -1 || nw == 0) {
650: fclose(stream);
1.186 schwarze 651: syscall = "write";
652: goto fail;
653: }
1.197 schwarze 654: }
1.186 schwarze 655:
1.197 schwarze 656: if (ferror(stream)) {
657: fclose(stream);
658: syscall = "fgetln";
659: goto fail;
660: }
1.193 schwarze 661:
1.197 schwarze 662: done:
663: fclose(stream);
664: return(MANDOCLEVEL_OK);
1.186 schwarze 665:
666: fail:
667: fprintf(stderr, "%s: %s: SYSERR: %s: %s",
668: progname, file, syscall, strerror(errno));
669: return(MANDOCLEVEL_SYSERR);
1.194 schwarze 670: }
671:
672: static int
673: koptions(int *options, char *arg)
674: {
675:
676: if ( ! strcmp(arg, "utf-8")) {
677: *options |= MPARSE_UTF8;
678: *options &= ~MPARSE_LATIN1;
679: } else if ( ! strcmp(arg, "iso-8859-1")) {
680: *options |= MPARSE_LATIN1;
681: *options &= ~MPARSE_UTF8;
682: } else if ( ! strcmp(arg, "us-ascii")) {
683: *options &= ~(MPARSE_UTF8 | MPARSE_LATIN1);
684: } else {
685: fprintf(stderr, "%s: -K%s: Bad argument\n",
686: progname, arg);
687: return(0);
688: }
689: return(1);
1.10 kristaps 690: }
691:
692: static int
1.170 schwarze 693: moptions(int *options, char *arg)
1.10 kristaps 694: {
695:
1.180 schwarze 696: if (arg == NULL)
697: /* nothing to do */;
698: else if (0 == strcmp(arg, "doc"))
1.170 schwarze 699: *options |= MPARSE_MDOC;
1.19 kristaps 700: else if (0 == strcmp(arg, "andoc"))
1.170 schwarze 701: /* nothing to do */;
1.17 kristaps 702: else if (0 == strcmp(arg, "an"))
1.170 schwarze 703: *options |= MPARSE_MAN;
1.10 kristaps 704: else {
1.176 schwarze 705: fprintf(stderr, "%s: -m%s: Bad argument\n",
706: progname, arg);
1.10 kristaps 707: return(0);
708: }
709:
710: return(1);
1.1 kristaps 711: }
712:
713: static int
1.60 kristaps 714: toptions(struct curparse *curp, char *arg)
1.1 kristaps 715: {
716:
717: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 718: curp->outtype = OUTT_ASCII;
719: else if (0 == strcmp(arg, "lint")) {
720: curp->outtype = OUTT_LINT;
1.103 schwarze 721: curp->wlevel = MANDOCLEVEL_WARNING;
1.154 kristaps 722: } else if (0 == strcmp(arg, "tree"))
1.60 kristaps 723: curp->outtype = OUTT_TREE;
1.164 schwarze 724: else if (0 == strcmp(arg, "man"))
725: curp->outtype = OUTT_MAN;
1.43 kristaps 726: else if (0 == strcmp(arg, "html"))
1.60 kristaps 727: curp->outtype = OUTT_HTML;
1.163 kristaps 728: else if (0 == strcmp(arg, "utf8"))
729: curp->outtype = OUTT_UTF8;
1.162 kristaps 730: else if (0 == strcmp(arg, "locale"))
731: curp->outtype = OUTT_LOCALE;
1.59 kristaps 732: else if (0 == strcmp(arg, "xhtml"))
1.195 schwarze 733: curp->outtype = OUTT_HTML;
1.85 kristaps 734: else if (0 == strcmp(arg, "ps"))
735: curp->outtype = OUTT_PS;
1.100 kristaps 736: else if (0 == strcmp(arg, "pdf"))
737: curp->outtype = OUTT_PDF;
1.1 kristaps 738: else {
1.176 schwarze 739: fprintf(stderr, "%s: -T%s: Bad argument\n",
740: progname, arg);
1.1 kristaps 741: return(0);
742: }
743:
744: return(1);
745: }
746:
747: static int
1.103 schwarze 748: woptions(struct curparse *curp, char *arg)
1.1 kristaps 749: {
1.34 kristaps 750: char *v, *o;
1.173 schwarze 751: const char *toks[6];
1.1 kristaps 752:
1.103 schwarze 753: toks[0] = "stop";
754: toks[1] = "all";
755: toks[2] = "warning";
756: toks[3] = "error";
757: toks[4] = "fatal";
758: toks[5] = NULL;
1.1 kristaps 759:
1.34 kristaps 760: while (*arg) {
761: o = arg;
1.45 kristaps 762: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.173 schwarze 763: case 0:
1.103 schwarze 764: curp->wstop = 1;
1.1 kristaps 765: break;
1.173 schwarze 766: case 1:
1.103 schwarze 767: /* FALLTHROUGH */
1.173 schwarze 768: case 2:
1.103 schwarze 769: curp->wlevel = MANDOCLEVEL_WARNING;
1.1 kristaps 770: break;
1.173 schwarze 771: case 3:
1.103 schwarze 772: curp->wlevel = MANDOCLEVEL_ERROR;
1.24 kristaps 773: break;
1.173 schwarze 774: case 4:
1.103 schwarze 775: curp->wlevel = MANDOCLEVEL_FATAL;
1.50 kristaps 776: break;
1.1 kristaps 777: default:
1.176 schwarze 778: fprintf(stderr, "%s: -W%s: Bad argument\n",
779: progname, o);
1.1 kristaps 780: return(0);
781: }
1.34 kristaps 782: }
1.1 kristaps 783:
784: return(1);
785: }
786:
1.153 kristaps 787: static void
1.173 schwarze 788: mmsg(enum mandocerr t, enum mandoclevel lvl,
1.155 kristaps 789: const char *file, int line, int col, const char *msg)
1.71 kristaps 790: {
1.177 schwarze 791: const char *mparse_msg;
1.103 schwarze 792:
1.175 schwarze 793: fprintf(stderr, "%s: %s:", progname, file);
794:
795: if (line)
796: fprintf(stderr, "%d:%d:", line, col + 1);
797:
1.177 schwarze 798: fprintf(stderr, " %s", mparse_strlevel(lvl));
799:
800: if (NULL != (mparse_msg = mparse_strerror(t)))
801: fprintf(stderr, ": %s", mparse_msg);
1.154 kristaps 802:
1.73 kristaps 803: if (msg)
804: fprintf(stderr, ": %s", msg);
1.154 kristaps 805:
1.73 kristaps 806: fputc('\n', stderr);
1.183 schwarze 807: }
808:
809: static void
810: spawn_pager(void)
811: {
1.184 schwarze 812: #define MAX_PAGER_ARGS 16
813: char *argv[MAX_PAGER_ARGS];
814: const char *pager;
815: char *cp;
816: int fildes[2];
817: int argc;
1.183 schwarze 818:
819: if (pipe(fildes) == -1) {
820: fprintf(stderr, "%s: pipe: %s\n",
821: progname, strerror(errno));
822: return;
823: }
824:
825: switch (fork()) {
826: case -1:
827: fprintf(stderr, "%s: fork: %s\n",
828: progname, strerror(errno));
829: exit((int)MANDOCLEVEL_SYSERR);
830: case 0:
831: close(fildes[0]);
832: if (dup2(fildes[1], STDOUT_FILENO) == -1) {
833: fprintf(stderr, "%s: dup output: %s\n",
834: progname, strerror(errno));
835: exit((int)MANDOCLEVEL_SYSERR);
836: }
837: return;
838: default:
1.184 schwarze 839: break;
840: }
841:
842: /* The original process becomes the pager. */
843:
844: close(fildes[1]);
845: if (dup2(fildes[0], STDIN_FILENO) == -1) {
846: fprintf(stderr, "%s: dup input: %s\n",
847: progname, strerror(errno));
1.183 schwarze 848: exit((int)MANDOCLEVEL_SYSERR);
849: }
1.184 schwarze 850:
851: pager = getenv("MANPAGER");
852: if (pager == NULL || *pager == '\0')
853: pager = getenv("PAGER");
854: if (pager == NULL || *pager == '\0')
855: pager = "/usr/bin/more -s";
856: cp = mandoc_strdup(pager);
857:
858: /*
859: * Parse the pager command into words.
860: * Intentionally do not do anything fancy here.
861: */
862:
863: argc = 0;
864: while (argc + 1 < MAX_PAGER_ARGS) {
865: argv[argc++] = cp;
866: cp = strchr(cp, ' ');
867: if (cp == NULL)
868: break;
869: *cp++ = '\0';
870: while (*cp == ' ')
871: cp++;
872: if (*cp == '\0')
873: break;
874: }
875: argv[argc] = NULL;
876:
877: /* Hand over to the pager. */
878:
879: execvp(argv[0], argv);
880: fprintf(stderr, "%s: exec: %s\n",
881: progname, strerror(errno));
882: exit((int)MANDOCLEVEL_SYSERR);
1.71 kristaps 883: }
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