Annotation of mandoc/main.c, Revision 1.249
1.249 ! schwarze 1: /* $Id: main.c,v 1.248 2015/10/12 00:08:15 schwarze Exp $ */
1.1 kristaps 2: /*
1.183 schwarze 3: * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.212 schwarze 4: * Copyright (c) 2010-2012, 2014, 2015 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: *
1.229 schwarze 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.25 kristaps 12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.229 schwarze 13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.25 kristaps 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>
1.216 schwarze 22: #include <sys/param.h> /* MACHINE */
1.224 schwarze 23: #include <sys/wait.h>
1.58 kristaps 24:
1.1 kristaps 25: #include <assert.h>
1.185 schwarze 26: #include <ctype.h>
1.247 schwarze 27: #include <err.h>
1.186 schwarze 28: #include <fcntl.h>
1.222 schwarze 29: #include <glob.h>
1.226 schwarze 30: #include <signal.h>
1.1 kristaps 31: #include <stdio.h>
1.45 kristaps 32: #include <stdint.h>
1.1 kristaps 33: #include <stdlib.h>
34: #include <string.h>
35: #include <unistd.h>
36:
1.231 schwarze 37: #include "mandoc_aux.h"
1.71 kristaps 38: #include "mandoc.h"
1.231 schwarze 39: #include "roff.h"
1.1 kristaps 40: #include "mdoc.h"
1.10 kristaps 41: #include "man.h"
1.239 schwarze 42: #include "tag.h"
1.231 schwarze 43: #include "main.h"
1.229 schwarze 44: #include "manconf.h"
1.180 schwarze 45: #include "mansearch.h"
1.101 joerg 46:
1.55 kristaps 47: #if !defined(__GNUC__) || (__GNUC__ < 2)
1.56 kristaps 48: # if !defined(lint)
49: # define __attribute__(x)
50: # endif
1.55 kristaps 51: #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
1.16 kristaps 52:
1.181 schwarze 53: enum outmode {
54: OUTMODE_DEF = 0,
55: OUTMODE_FLN,
56: OUTMODE_LST,
57: OUTMODE_ALL,
58: OUTMODE_INT,
59: OUTMODE_ONE
60: };
61:
1.234 schwarze 62: typedef void (*out_mdoc)(void *, const struct roff_man *);
63: typedef void (*out_man)(void *, const struct roff_man *);
1.22 kristaps 64: typedef void (*out_free)(void *);
65:
1.19 kristaps 66: enum outt {
1.154 kristaps 67: OUTT_ASCII = 0, /* -Tascii */
1.162 kristaps 68: OUTT_LOCALE, /* -Tlocale */
1.163 kristaps 69: OUTT_UTF8, /* -Tutf8 */
1.154 kristaps 70: OUTT_TREE, /* -Ttree */
1.164 schwarze 71: OUTT_MAN, /* -Tman */
1.154 kristaps 72: OUTT_HTML, /* -Thtml */
73: OUTT_LINT, /* -Tlint */
74: OUTT_PS, /* -Tps */
75: OUTT_PDF /* -Tpdf */
1.19 kristaps 76: };
77:
1.5 kristaps 78: struct curparse {
1.154 kristaps 79: struct mparse *mp;
1.148 kristaps 80: enum mandoclevel wlevel; /* ignore messages below this */
81: int wstop; /* stop after a file with a warning */
1.173 schwarze 82: enum outt outtype; /* which output to use */
1.79 kristaps 83: out_mdoc outmdoc; /* mdoc output ptr */
1.173 schwarze 84: out_man outman; /* man output ptr */
1.79 kristaps 85: out_free outfree; /* free output ptr */
86: void *outdata; /* data for output */
1.230 schwarze 87: struct manoutput *outopts; /* output options */
1.79 kristaps 88: };
89:
1.213 schwarze 90: static int fs_lookup(const struct manpaths *,
91: size_t ipath, const char *,
92: const char *, const char *,
93: struct manpage **, size_t *);
94: static void fs_search(const struct mansearch *,
95: const struct manpaths *, int, char**,
96: struct manpage **, size_t *);
1.194 schwarze 97: static int koptions(int *, char *);
1.203 schwarze 98: #if HAVE_SQLITE3
99: int mandocdb(int, char**);
100: #endif
1.170 schwarze 101: static int moptions(int *, char *);
1.155 kristaps 102: static void mmsg(enum mandocerr, enum mandoclevel,
103: const char *, int, int, const char *);
1.227 schwarze 104: static void parse(struct curparse *, int, const char *);
105: static void passthrough(const char *, int, int);
1.244 schwarze 106: static pid_t spawn_pager(struct tag_files *);
1.66 kristaps 107: static int toptions(struct curparse *, char *);
1.180 schwarze 108: static void usage(enum argmode) __attribute__((noreturn));
1.103 schwarze 109: static int woptions(struct curparse *, char *);
1.1 kristaps 110:
1.247 schwarze 111: extern char *__progname;
112:
1.182 schwarze 113: static const int sec_prios[] = {1, 4, 5, 8, 6, 3, 7, 2, 9};
1.202 schwarze 114: static char help_arg[] = "help";
115: static char *help_argv[] = {help_arg, NULL};
1.226 schwarze 116: static enum mandoclevel rc;
1.1 kristaps 117:
1.173 schwarze 118:
1.1 kristaps 119: int
120: main(int argc, char *argv[])
121: {
1.229 schwarze 122: struct manconf conf;
1.5 kristaps 123: struct curparse curp;
1.180 schwarze 124: struct mansearch search;
1.244 schwarze 125: struct tag_files *tag_files;
1.205 schwarze 126: char *auxpaths;
1.180 schwarze 127: char *defos;
1.207 schwarze 128: unsigned char *uc;
1.186 schwarze 129: struct manpage *res, *resp;
1.205 schwarze 130: char *conf_file, *defpaths;
1.182 schwarze 131: size_t isec, i, sz;
1.230 schwarze 132: int prio, best_prio;
1.182 schwarze 133: char sec;
1.226 schwarze 134: enum mandoclevel rctmp;
1.181 schwarze 135: enum outmode outmode;
1.192 schwarze 136: int fd;
1.180 schwarze 137: int show_usage;
1.170 schwarze 138: int options;
1.244 schwarze 139: int use_pager;
1.180 schwarze 140: int c;
1.1 kristaps 141:
1.247 schwarze 142: #if !HAVE_PROGNAME
1.219 schwarze 143: if (argc < 1)
1.247 schwarze 144: __progname = mandoc_strdup("mandoc");
145: else if ((__progname = strrchr(argv[0], '/')) == NULL)
146: __progname = argv[0];
1.54 kristaps 147: else
1.247 schwarze 148: ++__progname;
149: #endif
1.203 schwarze 150:
151: #if HAVE_SQLITE3
1.247 schwarze 152: if (strcmp(__progname, BINM_MAKEWHATIS) == 0)
1.245 schwarze 153: return mandocdb(argc, argv);
1.203 schwarze 154: #endif
1.179 schwarze 155:
1.180 schwarze 156: /* Search options. */
157:
1.229 schwarze 158: memset(&conf, 0, sizeof(conf));
1.205 schwarze 159: conf_file = defpaths = NULL;
160: auxpaths = NULL;
1.180 schwarze 161:
162: memset(&search, 0, sizeof(struct mansearch));
163: search.outkey = "Nd";
164:
1.247 schwarze 165: if (strcmp(__progname, BINM_MAN) == 0)
1.180 schwarze 166: search.argmode = ARG_NAME;
1.247 schwarze 167: else if (strcmp(__progname, BINM_APROPOS) == 0)
1.180 schwarze 168: search.argmode = ARG_EXPR;
1.247 schwarze 169: else if (strcmp(__progname, BINM_WHATIS) == 0)
1.180 schwarze 170: search.argmode = ARG_WORD;
1.247 schwarze 171: else if (strncmp(__progname, "help", 4) == 0)
1.202 schwarze 172: search.argmode = ARG_NAME;
1.180 schwarze 173: else
174: search.argmode = ARG_FILE;
175:
176: /* Parser and formatter options. */
1.54 kristaps 177:
1.51 kristaps 178: memset(&curp, 0, sizeof(struct curparse));
1.201 schwarze 179: curp.outtype = OUTT_LOCALE;
1.215 schwarze 180: curp.wlevel = MANDOCLEVEL_BADARG;
1.230 schwarze 181: curp.outopts = &conf.output;
1.194 schwarze 182: options = MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1;
1.166 schwarze 183: defos = NULL;
1.19 kristaps 184:
1.244 schwarze 185: use_pager = 1;
186: tag_files = NULL;
1.180 schwarze 187: show_usage = 0;
1.181 schwarze 188: outmode = OUTMODE_DEF;
1.183 schwarze 189:
1.194 schwarze 190: while (-1 != (c = getopt(argc, argv,
191: "aC:cfhI:iK:klM:m:O:S:s:T:VW:w"))) {
1.1 kristaps 192: switch (c) {
1.181 schwarze 193: case 'a':
194: outmode = OUTMODE_ALL;
195: break;
1.180 schwarze 196: case 'C':
197: conf_file = optarg;
198: break;
1.183 schwarze 199: case 'c':
1.244 schwarze 200: use_pager = 0;
1.183 schwarze 201: break;
1.180 schwarze 202: case 'f':
203: search.argmode = ARG_WORD;
204: break;
1.190 schwarze 205: case 'h':
1.230 schwarze 206: conf.output.synopsisonly = 1;
1.244 schwarze 207: use_pager = 0;
1.190 schwarze 208: outmode = OUTMODE_ALL;
209: break;
1.173 schwarze 210: case 'I':
1.166 schwarze 211: if (strncmp(optarg, "os=", 3)) {
1.247 schwarze 212: warnx("-I %s: Bad argument", optarg);
1.245 schwarze 213: return (int)MANDOCLEVEL_BADARG;
1.166 schwarze 214: }
215: if (defos) {
1.247 schwarze 216: warnx("-I %s: Duplicate argument", optarg);
1.245 schwarze 217: return (int)MANDOCLEVEL_BADARG;
1.166 schwarze 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))
1.245 schwarze 226: return (int)MANDOCLEVEL_BADARG;
1.194 schwarze 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':
236: defpaths = optarg;
237: break;
1.173 schwarze 238: case 'm':
1.180 schwarze 239: auxpaths = optarg;
1.10 kristaps 240: break;
1.173 schwarze 241: case 'O':
1.180 schwarze 242: search.outkey = optarg;
1.230 schwarze 243: while (optarg != NULL)
244: manconf_output(&conf.output,
245: strsep(&optarg, ","));
1.44 kristaps 246: break;
1.180 schwarze 247: case 'S':
248: search.arch = optarg;
249: break;
250: case 's':
251: search.sec = optarg;
252: break;
1.173 schwarze 253: case 'T':
1.60 kristaps 254: if ( ! toptions(&curp, optarg))
1.245 schwarze 255: return (int)MANDOCLEVEL_BADARG;
1.1 kristaps 256: break;
1.173 schwarze 257: case 'W':
1.103 schwarze 258: if ( ! woptions(&curp, optarg))
1.245 schwarze 259: return (int)MANDOCLEVEL_BADARG;
1.1 kristaps 260: break;
1.181 schwarze 261: case 'w':
262: outmode = OUTMODE_FLN;
263: break;
1.1 kristaps 264: default:
1.180 schwarze 265: show_usage = 1;
266: break;
1.1 kristaps 267: }
1.180 schwarze 268: }
269:
270: if (show_usage)
271: usage(search.argmode);
272:
1.185 schwarze 273: /* Postprocess options. */
274:
1.181 schwarze 275: if (outmode == OUTMODE_DEF) {
276: switch (search.argmode) {
277: case ARG_FILE:
278: outmode = OUTMODE_ALL;
1.244 schwarze 279: use_pager = 0;
1.181 schwarze 280: break;
281: case ARG_NAME:
282: outmode = OUTMODE_ONE;
283: break;
284: default:
285: outmode = OUTMODE_LST;
286: break;
287: }
288: }
289:
1.246 schwarze 290: if (outmode == OUTMODE_FLN ||
291: outmode == OUTMODE_LST ||
292: !isatty(STDOUT_FILENO))
293: use_pager = 0;
294:
1.185 schwarze 295: /* Parse arguments. */
296:
1.219 schwarze 297: if (argc > 0) {
298: argc -= optind;
299: argv += optind;
300: }
1.186 schwarze 301: resp = NULL;
1.185 schwarze 302:
1.202 schwarze 303: /*
304: * Quirks for help(1)
305: * and for a man(1) section argument without -s.
306: */
307:
308: if (search.argmode == ARG_NAME) {
1.247 schwarze 309: if (*__progname == 'h') {
1.202 schwarze 310: if (argc == 0) {
311: argv = help_argv;
312: argc = 1;
313: }
1.211 schwarze 314: } else if (argc > 1 &&
1.223 kristaps 315: ((uc = (unsigned char *)argv[0]) != NULL) &&
1.207 schwarze 316: ((isdigit(uc[0]) && (uc[1] == '\0' ||
317: (isalpha(uc[1]) && uc[2] == '\0'))) ||
318: (uc[0] == 'n' && uc[1] == '\0'))) {
1.223 kristaps 319: search.sec = (char *)uc;
1.202 schwarze 320: argv++;
321: argc--;
322: }
1.216 schwarze 323: if (search.arch == NULL)
324: search.arch = getenv("MACHINE");
1.223 kristaps 325: #ifdef MACHINE
1.216 schwarze 326: if (search.arch == NULL)
327: search.arch = MACHINE;
1.223 kristaps 328: #endif
1.185 schwarze 329: }
1.182 schwarze 330:
331: rc = MANDOCLEVEL_OK;
1.180 schwarze 332:
333: /* man(1), whatis(1), apropos(1) */
334:
335: if (search.argmode != ARG_FILE) {
336: if (argc == 0)
337: usage(search.argmode);
1.199 schwarze 338:
339: if (search.argmode == ARG_NAME &&
340: outmode == OUTMODE_ONE)
341: search.firstmatch = 1;
1.182 schwarze 342:
343: /* Access the mandoc database. */
344:
1.229 schwarze 345: manconf_parse(&conf, conf_file, defpaths, auxpaths);
1.218 schwarze 346: #if HAVE_SQLITE3
1.180 schwarze 347: mansearch_setup(1);
1.229 schwarze 348: if ( ! mansearch(&search, &conf.manpath,
349: argc, argv, &res, &sz))
1.180 schwarze 350: usage(search.argmode);
1.218 schwarze 351: #else
352: if (search.argmode != ARG_NAME) {
353: fputs("mandoc: database support not compiled in\n",
354: stderr);
1.245 schwarze 355: return (int)MANDOCLEVEL_BADARG;
1.218 schwarze 356: }
357: sz = 0;
358: #endif
1.213 schwarze 359:
1.237 schwarze 360: if (sz == 0) {
361: if (search.argmode == ARG_NAME)
362: fs_search(&search, &conf.manpath,
363: argc, argv, &res, &sz);
364: else
1.247 schwarze 365: warnx("nothing appropriate");
1.237 schwarze 366: }
1.187 schwarze 367:
368: if (sz == 0) {
369: rc = MANDOCLEVEL_BADARG;
370: goto out;
371: }
1.182 schwarze 372:
373: /*
374: * For standard man(1) and -a output mode,
375: * prepare for copying filename pointers
376: * into the program parameter array.
377: */
378:
379: if (outmode == OUTMODE_ONE) {
380: argc = 1;
381: best_prio = 10;
1.186 schwarze 382: } else if (outmode == OUTMODE_ALL)
1.182 schwarze 383: argc = (int)sz;
384:
385: /* Iterate all matching manuals. */
386:
1.213 schwarze 387: resp = res;
1.181 schwarze 388: for (i = 0; i < sz; i++) {
389: if (outmode == OUTMODE_FLN)
390: puts(res[i].file);
1.182 schwarze 391: else if (outmode == OUTMODE_LST)
1.181 schwarze 392: printf("%s - %s\n", res[i].names,
393: res[i].output == NULL ? "" :
394: res[i].output);
1.186 schwarze 395: else if (outmode == OUTMODE_ONE) {
1.182 schwarze 396: /* Search for the best section. */
397: isec = strcspn(res[i].file, "123456789");
398: sec = res[i].file[isec];
399: if ('\0' == sec)
400: continue;
401: prio = sec_prios[sec - '1'];
402: if (prio >= best_prio)
403: continue;
404: best_prio = prio;
1.186 schwarze 405: resp = res + i;
1.182 schwarze 406: }
1.181 schwarze 407: }
1.182 schwarze 408:
409: /*
410: * For man(1), -a and -i output mode, fall through
411: * to the main mandoc(1) code iterating files
412: * and running the parsers on each of them.
413: */
414:
415: if (outmode == OUTMODE_FLN || outmode == OUTMODE_LST)
416: goto out;
1.180 schwarze 417: }
418:
419: /* mandoc(1) */
420:
1.209 schwarze 421: if (search.argmode == ARG_FILE && ! moptions(&options, auxpaths))
1.245 schwarze 422: return (int)MANDOCLEVEL_BADARG;
1.241 schwarze 423:
1.249 ! schwarze 424: mchars_alloc();
! 425: curp.mp = mparse_alloc(options, curp.wlevel, mmsg, defos);
1.154 kristaps 426:
1.165 kristaps 427: /*
428: * Conditionally start up the lookaside buffer before parsing.
429: */
430: if (OUTT_MAN == curp.outtype)
431: mparse_keep(curp.mp);
432:
1.219 schwarze 433: if (argc < 1) {
1.244 schwarze 434: if (use_pager)
435: tag_files = tag_init();
1.227 schwarze 436: parse(&curp, STDIN_FILENO, "<stdin>");
1.212 schwarze 437: }
1.64 kristaps 438:
1.219 schwarze 439: while (argc > 0) {
1.214 schwarze 440: rctmp = mparse_open(curp.mp, &fd,
1.218 schwarze 441: resp != NULL ? resp->file : *argv);
1.214 schwarze 442: if (rc < rctmp)
443: rc = rctmp;
1.212 schwarze 444:
445: if (fd != -1) {
1.244 schwarze 446: if (use_pager) {
447: tag_files = tag_init();
448: use_pager = 0;
449: }
1.212 schwarze 450:
451: if (resp == NULL)
1.227 schwarze 452: parse(&curp, fd, *argv);
1.192 schwarze 453: else if (resp->form & FORM_SRC) {
1.189 schwarze 454: /* For .so only; ignore failure. */
1.229 schwarze 455: chdir(conf.manpath.paths[resp->ipath]);
1.227 schwarze 456: parse(&curp, fd, resp->file);
457: } else
1.230 schwarze 458: passthrough(resp->file, fd,
459: conf.output.synopsisonly);
1.212 schwarze 460:
461: if (argc > 1 && curp.outtype <= OUTT_UTF8)
462: ascii_sepline(curp.outdata);
1.192 schwarze 463: }
464:
1.154 kristaps 465: if (MANDOCLEVEL_OK != rc && curp.wstop)
1.64 kristaps 466: break;
1.210 schwarze 467:
1.212 schwarze 468: if (resp != NULL)
469: resp++;
470: else
471: argv++;
472: if (--argc)
473: mparse_reset(curp.mp);
1.1 kristaps 474: }
475:
1.22 kristaps 476: if (curp.outfree)
477: (*curp.outfree)(curp.outdata);
1.195 schwarze 478: mparse_free(curp.mp);
1.249 ! schwarze 479: mchars_free();
1.182 schwarze 480:
481: out:
482: if (search.argmode != ARG_FILE) {
1.229 schwarze 483: manconf_free(&conf);
1.218 schwarze 484: #if HAVE_SQLITE3
1.182 schwarze 485: mansearch_free(res, sz);
486: mansearch_setup(0);
1.218 schwarze 487: #endif
1.182 schwarze 488: }
489:
1.166 schwarze 490: free(defos);
1.1 kristaps 491:
1.224 schwarze 492: /*
1.244 schwarze 493: * When using a pager, finish writing both temporary files,
494: * fork it, wait for the user to close it, and clean up.
1.224 schwarze 495: */
496:
1.244 schwarze 497: if (tag_files != NULL) {
1.225 schwarze 498: fclose(stdout);
1.239 schwarze 499: tag_write();
1.244 schwarze 500: waitpid(spawn_pager(tag_files), NULL, 0);
1.239 schwarze 501: tag_unlink();
1.225 schwarze 502: }
1.224 schwarze 503:
1.245 schwarze 504: return (int)rc;
1.1 kristaps 505: }
506:
1.55 kristaps 507: static void
1.180 schwarze 508: usage(enum argmode argmode)
1.1 kristaps 509: {
510:
1.180 schwarze 511: switch (argmode) {
512: case ARG_FILE:
1.228 schwarze 513: fputs("usage: mandoc [-acfhkl] [-I os=name] "
514: "[-K encoding] [-mformat] [-O option]\n"
515: "\t [-T output] [-W level] [file ...]\n", stderr);
1.180 schwarze 516: break;
517: case ARG_NAME:
1.221 schwarze 518: fputs("usage: man [-acfhklw] [-C file] [-I os=name] "
1.208 schwarze 519: "[-K encoding] [-M path] [-m path]\n"
520: "\t [-O option=value] [-S subsection] [-s section] "
521: "[-T output] [-W level]\n"
1.180 schwarze 522: "\t [section] name ...\n", stderr);
523: break;
524: case ARG_WORD:
1.221 schwarze 525: fputs("usage: whatis [-acfhklw] [-C file] "
1.188 schwarze 526: "[-M path] [-m path] [-O outkey] [-S arch]\n"
527: "\t [-s section] name ...\n", stderr);
1.180 schwarze 528: break;
529: case ARG_EXPR:
1.221 schwarze 530: fputs("usage: apropos [-acfhklw] [-C file] "
1.188 schwarze 531: "[-M path] [-m path] [-O outkey] [-S arch]\n"
1.180 schwarze 532: "\t [-s section] expression ...\n", stderr);
533: break;
534: }
1.105 kristaps 535: exit((int)MANDOCLEVEL_BADARG);
1.68 joerg 536: }
1.213 schwarze 537:
538: static int
539: fs_lookup(const struct manpaths *paths, size_t ipath,
540: const char *sec, const char *arch, const char *name,
541: struct manpage **res, size_t *ressz)
542: {
1.222 schwarze 543: glob_t globinfo;
1.213 schwarze 544: struct manpage *page;
545: char *file;
1.222 schwarze 546: int form, globres;
1.213 schwarze 547:
1.222 schwarze 548: form = FORM_SRC;
1.213 schwarze 549: mandoc_asprintf(&file, "%s/man%s/%s.%s",
550: paths->paths[ipath], sec, name, sec);
1.222 schwarze 551: if (access(file, R_OK) != -1)
1.213 schwarze 552: goto found;
553: free(file);
554:
555: mandoc_asprintf(&file, "%s/cat%s/%s.0",
556: paths->paths[ipath], sec, name);
557: if (access(file, R_OK) != -1) {
558: form = FORM_CAT;
559: goto found;
560: }
561: free(file);
562:
563: if (arch != NULL) {
564: mandoc_asprintf(&file, "%s/man%s/%s/%s.%s",
565: paths->paths[ipath], sec, arch, name, sec);
1.222 schwarze 566: if (access(file, R_OK) != -1)
1.213 schwarze 567: goto found;
568: free(file);
569: }
1.222 schwarze 570:
1.240 schwarze 571: mandoc_asprintf(&file, "%s/man%s/%s.[01-9]*",
1.222 schwarze 572: paths->paths[ipath], sec, name);
573: globres = glob(file, 0, NULL, &globinfo);
574: if (globres != 0 && globres != GLOB_NOMATCH)
1.247 schwarze 575: warn("%s: glob", file);
1.222 schwarze 576: free(file);
577: if (globres == 0)
578: file = mandoc_strdup(*globinfo.gl_pathv);
579: globfree(&globinfo);
580: if (globres != 0)
1.245 schwarze 581: return 0;
1.213 schwarze 582:
583: found:
1.218 schwarze 584: #if HAVE_SQLITE3
1.247 schwarze 585: warnx("outdated mandoc.db lacks %s(%s) entry, run makewhatis %s\n",
586: name, sec, paths->paths[ipath]);
1.218 schwarze 587: #endif
1.213 schwarze 588: *res = mandoc_reallocarray(*res, ++*ressz, sizeof(struct manpage));
589: page = *res + (*ressz - 1);
590: page->file = file;
591: page->names = NULL;
592: page->output = NULL;
593: page->ipath = ipath;
594: page->bits = NAME_FILE & NAME_MASK;
595: page->sec = (*sec >= '1' && *sec <= '9') ? *sec - '1' + 1 : 10;
596: page->form = form;
1.245 schwarze 597: return 1;
1.213 schwarze 598: }
599:
600: static void
601: fs_search(const struct mansearch *cfg, const struct manpaths *paths,
602: int argc, char **argv, struct manpage **res, size_t *ressz)
603: {
604: const char *const sections[] =
605: {"1", "8", "6", "2", "3", "3p", "5", "7", "4", "9"};
606: const size_t nsec = sizeof(sections)/sizeof(sections[0]);
607:
608: size_t ipath, isec, lastsz;
609:
610: assert(cfg->argmode == ARG_NAME);
611:
612: *res = NULL;
613: *ressz = lastsz = 0;
614: while (argc) {
615: for (ipath = 0; ipath < paths->sz; ipath++) {
616: if (cfg->sec != NULL) {
617: if (fs_lookup(paths, ipath, cfg->sec,
618: cfg->arch, *argv, res, ressz) &&
619: cfg->firstmatch)
620: return;
621: } else for (isec = 0; isec < nsec; isec++)
622: if (fs_lookup(paths, ipath, sections[isec],
623: cfg->arch, *argv, res, ressz) &&
624: cfg->firstmatch)
625: return;
626: }
627: if (*ressz == lastsz)
1.247 schwarze 628: warnx("No entry for %s in the manual.", *argv);
1.213 schwarze 629: lastsz = *ressz;
630: argv++;
631: argc--;
632: }
633: }
1.68 joerg 634:
1.64 kristaps 635: static void
1.227 schwarze 636: parse(struct curparse *curp, int fd, const char *file)
1.1 kristaps 637: {
1.227 schwarze 638: enum mandoclevel rctmp;
1.234 schwarze 639: struct roff_man *man;
1.112 kristaps 640:
1.154 kristaps 641: /* Begin by parsing the file itself. */
1.112 kristaps 642:
1.154 kristaps 643: assert(file);
644: assert(fd >= -1);
1.112 kristaps 645:
1.227 schwarze 646: rctmp = mparse_readfd(curp->mp, fd, file);
647: if (rc < rctmp)
648: rc = rctmp;
1.112 kristaps 649:
1.1 kristaps 650: /*
1.154 kristaps 651: * With -Wstop and warnings or errors of at least the requested
652: * level, do not produce output.
1.1 kristaps 653: */
654:
1.227 schwarze 655: if (rctmp != MANDOCLEVEL_OK && curp->wstop)
656: return;
1.111 kristaps 657:
658: /* If unset, allocate output dev now (if applicable). */
659:
660: if ( ! (curp->outman && curp->outmdoc)) {
661: switch (curp->outtype) {
1.173 schwarze 662: case OUTT_HTML:
1.249 ! schwarze 663: curp->outdata = html_alloc(curp->outopts);
1.162 kristaps 664: curp->outfree = html_free;
665: break;
1.173 schwarze 666: case OUTT_UTF8:
1.249 ! schwarze 667: curp->outdata = utf8_alloc(curp->outopts);
1.163 kristaps 668: curp->outfree = ascii_free;
669: break;
1.173 schwarze 670: case OUTT_LOCALE:
1.249 ! schwarze 671: curp->outdata = locale_alloc(curp->outopts);
1.162 kristaps 672: curp->outfree = ascii_free;
1.111 kristaps 673: break;
1.173 schwarze 674: case OUTT_ASCII:
1.249 ! schwarze 675: curp->outdata = ascii_alloc(curp->outopts);
1.111 kristaps 676: curp->outfree = ascii_free;
677: break;
1.173 schwarze 678: case OUTT_PDF:
1.249 ! schwarze 679: curp->outdata = pdf_alloc(curp->outopts);
1.111 kristaps 680: curp->outfree = pspdf_free;
681: break;
1.173 schwarze 682: case OUTT_PS:
1.249 ! schwarze 683: curp->outdata = ps_alloc(curp->outopts);
1.111 kristaps 684: curp->outfree = pspdf_free;
685: break;
686: default:
687: break;
688: }
689:
690: switch (curp->outtype) {
1.173 schwarze 691: case OUTT_HTML:
1.111 kristaps 692: curp->outman = html_man;
693: curp->outmdoc = html_mdoc;
694: break;
1.173 schwarze 695: case OUTT_TREE:
1.111 kristaps 696: curp->outman = tree_man;
697: curp->outmdoc = tree_mdoc;
698: break;
1.173 schwarze 699: case OUTT_MAN:
1.164 schwarze 700: curp->outmdoc = man_mdoc;
1.165 kristaps 701: curp->outman = man_man;
1.164 schwarze 702: break;
1.173 schwarze 703: case OUTT_PDF:
704: case OUTT_ASCII:
705: case OUTT_UTF8:
706: case OUTT_LOCALE:
707: case OUTT_PS:
1.111 kristaps 708: curp->outman = terminal_man;
709: curp->outmdoc = terminal_mdoc;
710: break;
711: default:
712: break;
713: }
714: }
715:
1.235 schwarze 716: mparse_result(curp->mp, &man, NULL);
1.154 kristaps 717:
1.111 kristaps 718: /* Execute the out device, if it exists. */
719:
1.235 schwarze 720: if (man == NULL)
721: return;
722: if (curp->outmdoc != NULL && man->macroset == MACROSET_MDOC)
723: (*curp->outmdoc)(curp->outdata, man);
724: if (curp->outman != NULL && man->macroset == MACROSET_MAN)
1.154 kristaps 725: (*curp->outman)(curp->outdata, man);
1.186 schwarze 726: }
727:
1.227 schwarze 728: static void
1.197 schwarze 729: passthrough(const char *file, int fd, int synopsis_only)
1.186 schwarze 730: {
1.197 schwarze 731: const char synb[] = "S\bSY\bYN\bNO\bOP\bPS\bSI\bIS\bS";
732: const char synr[] = "SYNOPSIS";
733:
734: FILE *stream;
1.186 schwarze 735: const char *syscall;
1.197 schwarze 736: char *line;
737: size_t len, off;
738: ssize_t nw;
739: int print;
1.210 schwarze 740:
741: fflush(stdout);
1.197 schwarze 742:
743: if ((stream = fdopen(fd, "r")) == NULL) {
744: close(fd);
745: syscall = "fdopen";
746: goto fail;
747: }
1.186 schwarze 748:
1.197 schwarze 749: print = 0;
750: while ((line = fgetln(stream, &len)) != NULL) {
751: if (synopsis_only) {
752: if (print) {
753: if ( ! isspace((unsigned char)*line))
754: goto done;
755: while (len &&
756: isspace((unsigned char)*line)) {
757: line++;
758: len--;
759: }
760: } else {
761: if ((len == sizeof(synb) &&
762: ! strncmp(line, synb, len - 1)) ||
763: (len == sizeof(synr) &&
764: ! strncmp(line, synr, len - 1)))
765: print = 1;
766: continue;
767: }
768: }
769: for (off = 0; off < len; off += nw)
770: if ((nw = write(STDOUT_FILENO, line + off,
771: len - off)) == -1 || nw == 0) {
772: fclose(stream);
1.186 schwarze 773: syscall = "write";
774: goto fail;
775: }
1.197 schwarze 776: }
1.186 schwarze 777:
1.197 schwarze 778: if (ferror(stream)) {
779: fclose(stream);
780: syscall = "fgetln";
781: goto fail;
782: }
1.193 schwarze 783:
1.197 schwarze 784: done:
785: fclose(stream);
1.227 schwarze 786: return;
1.186 schwarze 787:
788: fail:
1.247 schwarze 789: warn("%s: SYSERR: %s", file, syscall);
1.227 schwarze 790: if (rc < MANDOCLEVEL_SYSERR)
791: rc = MANDOCLEVEL_SYSERR;
1.194 schwarze 792: }
793:
794: static int
795: koptions(int *options, char *arg)
796: {
797:
798: if ( ! strcmp(arg, "utf-8")) {
799: *options |= MPARSE_UTF8;
800: *options &= ~MPARSE_LATIN1;
801: } else if ( ! strcmp(arg, "iso-8859-1")) {
802: *options |= MPARSE_LATIN1;
803: *options &= ~MPARSE_UTF8;
804: } else if ( ! strcmp(arg, "us-ascii")) {
805: *options &= ~(MPARSE_UTF8 | MPARSE_LATIN1);
806: } else {
1.247 schwarze 807: warnx("-K %s: Bad argument", arg);
1.245 schwarze 808: return 0;
1.194 schwarze 809: }
1.245 schwarze 810: return 1;
1.10 kristaps 811: }
812:
813: static int
1.170 schwarze 814: moptions(int *options, char *arg)
1.10 kristaps 815: {
816:
1.180 schwarze 817: if (arg == NULL)
818: /* nothing to do */;
819: else if (0 == strcmp(arg, "doc"))
1.170 schwarze 820: *options |= MPARSE_MDOC;
1.19 kristaps 821: else if (0 == strcmp(arg, "andoc"))
1.170 schwarze 822: /* nothing to do */;
1.17 kristaps 823: else if (0 == strcmp(arg, "an"))
1.170 schwarze 824: *options |= MPARSE_MAN;
1.10 kristaps 825: else {
1.247 schwarze 826: warnx("-m %s: Bad argument", arg);
1.245 schwarze 827: return 0;
1.10 kristaps 828: }
829:
1.245 schwarze 830: return 1;
1.1 kristaps 831: }
832:
833: static int
1.60 kristaps 834: toptions(struct curparse *curp, char *arg)
1.1 kristaps 835: {
836:
837: if (0 == strcmp(arg, "ascii"))
1.60 kristaps 838: curp->outtype = OUTT_ASCII;
839: else if (0 == strcmp(arg, "lint")) {
840: curp->outtype = OUTT_LINT;
1.103 schwarze 841: curp->wlevel = MANDOCLEVEL_WARNING;
1.154 kristaps 842: } else if (0 == strcmp(arg, "tree"))
1.60 kristaps 843: curp->outtype = OUTT_TREE;
1.164 schwarze 844: else if (0 == strcmp(arg, "man"))
845: curp->outtype = OUTT_MAN;
1.43 kristaps 846: else if (0 == strcmp(arg, "html"))
1.60 kristaps 847: curp->outtype = OUTT_HTML;
1.163 kristaps 848: else if (0 == strcmp(arg, "utf8"))
849: curp->outtype = OUTT_UTF8;
1.162 kristaps 850: else if (0 == strcmp(arg, "locale"))
851: curp->outtype = OUTT_LOCALE;
1.59 kristaps 852: else if (0 == strcmp(arg, "xhtml"))
1.195 schwarze 853: curp->outtype = OUTT_HTML;
1.85 kristaps 854: else if (0 == strcmp(arg, "ps"))
855: curp->outtype = OUTT_PS;
1.100 kristaps 856: else if (0 == strcmp(arg, "pdf"))
857: curp->outtype = OUTT_PDF;
1.1 kristaps 858: else {
1.247 schwarze 859: warnx("-T %s: Bad argument", arg);
1.245 schwarze 860: return 0;
1.1 kristaps 861: }
862:
1.245 schwarze 863: return 1;
1.1 kristaps 864: }
865:
866: static int
1.103 schwarze 867: woptions(struct curparse *curp, char *arg)
1.1 kristaps 868: {
1.34 kristaps 869: char *v, *o;
1.217 schwarze 870: const char *toks[7];
1.1 kristaps 871:
1.103 schwarze 872: toks[0] = "stop";
873: toks[1] = "all";
874: toks[2] = "warning";
875: toks[3] = "error";
1.217 schwarze 876: toks[4] = "unsupp";
877: toks[5] = "fatal";
878: toks[6] = NULL;
1.1 kristaps 879:
1.34 kristaps 880: while (*arg) {
881: o = arg;
1.45 kristaps 882: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.173 schwarze 883: case 0:
1.103 schwarze 884: curp->wstop = 1;
1.1 kristaps 885: break;
1.173 schwarze 886: case 1:
887: case 2:
1.103 schwarze 888: curp->wlevel = MANDOCLEVEL_WARNING;
1.1 kristaps 889: break;
1.173 schwarze 890: case 3:
1.103 schwarze 891: curp->wlevel = MANDOCLEVEL_ERROR;
1.24 kristaps 892: break;
1.173 schwarze 893: case 4:
1.217 schwarze 894: curp->wlevel = MANDOCLEVEL_UNSUPP;
895: break;
896: case 5:
1.215 schwarze 897: curp->wlevel = MANDOCLEVEL_BADARG;
1.50 kristaps 898: break;
1.1 kristaps 899: default:
1.247 schwarze 900: warnx("-W %s: Bad argument", o);
1.245 schwarze 901: return 0;
1.1 kristaps 902: }
1.34 kristaps 903: }
1.1 kristaps 904:
1.245 schwarze 905: return 1;
1.1 kristaps 906: }
907:
1.153 kristaps 908: static void
1.173 schwarze 909: mmsg(enum mandocerr t, enum mandoclevel lvl,
1.155 kristaps 910: const char *file, int line, int col, const char *msg)
1.71 kristaps 911: {
1.177 schwarze 912: const char *mparse_msg;
1.103 schwarze 913:
1.247 schwarze 914: fprintf(stderr, "%s: %s:", __progname, file);
1.175 schwarze 915:
916: if (line)
917: fprintf(stderr, "%d:%d:", line, col + 1);
918:
1.177 schwarze 919: fprintf(stderr, " %s", mparse_strlevel(lvl));
920:
921: if (NULL != (mparse_msg = mparse_strerror(t)))
922: fprintf(stderr, ": %s", mparse_msg);
1.154 kristaps 923:
1.73 kristaps 924: if (msg)
925: fprintf(stderr, ": %s", msg);
1.154 kristaps 926:
1.73 kristaps 927: fputc('\n', stderr);
1.183 schwarze 928: }
929:
1.225 schwarze 930: static pid_t
1.244 schwarze 931: spawn_pager(struct tag_files *tag_files)
1.183 schwarze 932: {
1.184 schwarze 933: #define MAX_PAGER_ARGS 16
934: char *argv[MAX_PAGER_ARGS];
935: const char *pager;
936: char *cp;
1.239 schwarze 937: size_t cmdlen;
1.184 schwarze 938: int argc;
1.225 schwarze 939: pid_t pager_pid;
1.183 schwarze 940:
1.239 schwarze 941: pager = getenv("MANPAGER");
942: if (pager == NULL || *pager == '\0')
943: pager = getenv("PAGER");
944: if (pager == NULL || *pager == '\0')
945: pager = "more -s";
946: cp = mandoc_strdup(pager);
947:
948: /*
949: * Parse the pager command into words.
950: * Intentionally do not do anything fancy here.
951: */
952:
953: argc = 0;
954: while (argc + 4 < MAX_PAGER_ARGS) {
955: argv[argc++] = cp;
956: cp = strchr(cp, ' ');
957: if (cp == NULL)
958: break;
959: *cp++ = '\0';
960: while (*cp == ' ')
961: cp++;
962: if (*cp == '\0')
963: break;
964: }
965:
1.244 schwarze 966: /* For more(1) and less(1), use the tag file. */
1.239 schwarze 967:
1.244 schwarze 968: if ((cmdlen = strlen(argv[0])) >= 4) {
1.239 schwarze 969: cp = argv[0] + cmdlen - 4;
1.244 schwarze 970: if (strcmp(cp, "less") == 0 || strcmp(cp, "more") == 0) {
971: argv[argc++] = mandoc_strdup("-T");
972: argv[argc++] = tag_files->tfn;
973: }
1.239 schwarze 974: }
1.244 schwarze 975: argv[argc++] = tag_files->ofn;
1.239 schwarze 976: argv[argc] = NULL;
977:
1.225 schwarze 978: switch (pager_pid = fork()) {
1.183 schwarze 979: case -1:
1.247 schwarze 980: err((int)MANDOCLEVEL_SYSERR, "fork");
1.183 schwarze 981: case 0:
1.224 schwarze 982: break;
983: default:
1.245 schwarze 984: return pager_pid;
1.184 schwarze 985: }
986:
1.224 schwarze 987: /* The child process becomes the pager. */
1.184 schwarze 988:
1.247 schwarze 989: if (dup2(tag_files->ofd, STDOUT_FILENO) == -1)
990: err((int)MANDOCLEVEL_SYSERR, "pager stdout");
1.244 schwarze 991: close(tag_files->ofd);
992: close(tag_files->tfd);
1.184 schwarze 993: execvp(argv[0], argv);
1.247 schwarze 994: err((int)MANDOCLEVEL_SYSERR, "exec %s", argv[0]);
1.71 kristaps 995: }
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