Annotation of src/usr.bin/mandoc/cgi.c, Revision 1.101
1.101 ! schwarze 1: /* $OpenBSD: cgi.c,v 1.100 2018/12/13 11:55:14 schwarze Exp $ */
1.1 schwarze 2: /*
3: * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.98 schwarze 4: * Copyright (c) 2014, 2015, 2016, 2017, 2018 Ingo Schwarze <schwarze@usta.de>
1.1 schwarze 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
1.44 schwarze 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.1 schwarze 11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.44 schwarze 12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.1 schwarze 13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
1.33 schwarze 18: #include <sys/types.h>
19: #include <sys/time.h>
20:
1.1 schwarze 21: #include <ctype.h>
1.67 schwarze 22: #include <err.h>
1.1 schwarze 23: #include <errno.h>
24: #include <fcntl.h>
25: #include <limits.h>
1.32 schwarze 26: #include <stdint.h>
1.1 schwarze 27: #include <stdio.h>
28: #include <stdlib.h>
29: #include <string.h>
30: #include <unistd.h>
31:
1.47 schwarze 32: #include "mandoc_aux.h"
1.1 schwarze 33: #include "mandoc.h"
1.47 schwarze 34: #include "roff.h"
1.50 schwarze 35: #include "mdoc.h"
1.51 schwarze 36: #include "man.h"
1.100 schwarze 37: #include "mandoc_parse.h"
1.1 schwarze 38: #include "main.h"
1.44 schwarze 39: #include "manconf.h"
1.1 schwarze 40: #include "mansearch.h"
1.7 schwarze 41: #include "cgi.h"
1.1 schwarze 42:
43: /*
44: * A query as passed to the search function.
45: */
46: struct query {
1.23 schwarze 47: char *manpath; /* desired manual directory */
48: char *arch; /* architecture */
49: char *sec; /* manual section */
1.25 schwarze 50: char *query; /* unparsed query expression */
1.5 schwarze 51: int equal; /* match whole names, not substrings */
1.1 schwarze 52: };
53:
54: struct req {
55: struct query q;
56: char **p; /* array of available manpaths */
57: size_t psz; /* number of available manpaths */
1.60 schwarze 58: int isquery; /* QUERY_STRING used, not PATH_INFO */
1.1 schwarze 59: };
60:
1.70 schwarze 61: enum focus {
62: FOCUS_NONE = 0,
63: FOCUS_QUERY
64: };
65:
1.1 schwarze 66: static void html_print(const char *);
67: static void html_putchar(char);
1.43 schwarze 68: static int http_decode(char *);
1.97 schwarze 69: static void http_encode(const char *p);
1.68 schwarze 70: static void parse_manpath_conf(struct req *);
71: static void parse_path_info(struct req *req, const char *path);
72: static void parse_query_string(struct req *, const char *);
1.12 schwarze 73: static void pg_error_badrequest(const char *);
74: static void pg_error_internal(void);
75: static void pg_index(const struct req *);
76: static void pg_noresult(const struct req *, const char *);
1.87 schwarze 77: static void pg_redirect(const struct req *, const char *);
1.6 schwarze 78: static void pg_search(const struct req *);
1.12 schwarze 79: static void pg_searchres(const struct req *,
80: struct manpage *, size_t);
1.19 schwarze 81: static void pg_show(struct req *, const char *);
1.88 schwarze 82: static void resp_begin_html(int, const char *, const char *);
1.1 schwarze 83: static void resp_begin_http(int, const char *);
1.68 schwarze 84: static void resp_catman(const struct req *, const char *);
1.53 schwarze 85: static void resp_copy(const char *);
1.1 schwarze 86: static void resp_end_html(void);
1.68 schwarze 87: static void resp_format(const struct req *, const char *);
1.70 schwarze 88: static void resp_searchform(const struct req *, enum focus);
1.10 schwarze 89: static void resp_show(const struct req *, const char *);
1.25 schwarze 90: static void set_query_attr(char **, char **);
1.97 schwarze 91: static int validate_arch(const char *);
1.25 schwarze 92: static int validate_filename(const char *);
93: static int validate_manpath(const struct req *, const char *);
94: static int validate_urifrag(const char *);
1.1 schwarze 95:
1.58 schwarze 96: static const char *scriptname = SCRIPT_NAME;
1.1 schwarze 97:
1.10 schwarze 98: static const int sec_prios[] = {1, 4, 5, 8, 6, 3, 7, 2, 9};
1.8 schwarze 99: static const char *const sec_numbers[] = {
100: "0", "1", "2", "3", "3p", "4", "5", "6", "7", "8", "9"
101: };
102: static const char *const sec_names[] = {
103: "All Sections",
104: "1 - General Commands",
105: "2 - System Calls",
1.34 schwarze 106: "3 - Library Functions",
107: "3p - Perl Library",
108: "4 - Device Drivers",
1.8 schwarze 109: "5 - File Formats",
110: "6 - Games",
1.34 schwarze 111: "7 - Miscellaneous Information",
112: "8 - System Manager\'s Manual",
113: "9 - Kernel Developer\'s Manual"
1.8 schwarze 114: };
115: static const int sec_MAX = sizeof(sec_names) / sizeof(char *);
116:
117: static const char *const arch_names[] = {
1.85 deraadt 118: "amd64", "alpha", "armv7", "arm64",
1.76 schwarze 119: "hppa", "i386", "landisk",
1.64 schwarze 120: "loongson", "luna88k", "macppc", "mips64",
1.79 schwarze 121: "octeon", "sgi", "socppc", "sparc64",
1.76 schwarze 122: "amiga", "arc", "armish", "arm32",
123: "atari", "aviion", "beagle", "cats",
124: "hppa64", "hp300",
1.64 schwarze 125: "ia64", "mac68k", "mvme68k", "mvme88k",
126: "mvmeppc", "palm", "pc532", "pegasos",
1.78 schwarze 127: "pmax", "powerpc", "solbourne", "sparc",
1.79 schwarze 128: "sun3", "vax", "wgrisc", "x68k",
129: "zaurus"
1.8 schwarze 130: };
131: static const int arch_MAX = sizeof(arch_names) / sizeof(char *);
132:
1.1 schwarze 133: /*
134: * Print a character, escaping HTML along the way.
135: * This will pass non-ASCII straight to output: be warned!
136: */
137: static void
138: html_putchar(char c)
139: {
140:
141: switch (c) {
1.93 schwarze 142: case '"':
1.80 bentley 143: printf(""");
1.1 schwarze 144: break;
1.93 schwarze 145: case '&':
1.1 schwarze 146: printf("&");
147: break;
1.93 schwarze 148: case '>':
1.1 schwarze 149: printf(">");
150: break;
1.93 schwarze 151: case '<':
1.1 schwarze 152: printf("<");
153: break;
154: default:
155: putchar((unsigned char)c);
156: break;
157: }
158: }
159:
160: /*
161: * Call through to html_putchar().
162: * Accepts NULL strings.
163: */
164: static void
165: html_print(const char *p)
166: {
1.43 schwarze 167:
1.1 schwarze 168: if (NULL == p)
169: return;
170: while ('\0' != *p)
171: html_putchar(*p++);
172: }
173:
174: /*
1.23 schwarze 175: * Transfer the responsibility for the allocated string *val
176: * to the query structure.
1.1 schwarze 177: */
178: static void
1.23 schwarze 179: set_query_attr(char **attr, char **val)
1.1 schwarze 180: {
181:
1.23 schwarze 182: free(*attr);
183: if (**val == '\0') {
184: *attr = NULL;
185: free(*val);
186: } else
187: *attr = *val;
188: *val = NULL;
189: }
190:
191: /*
192: * Parse the QUERY_STRING for key-value pairs
193: * and store the values into the query structure.
194: */
195: static void
1.68 schwarze 196: parse_query_string(struct req *req, const char *qs)
1.23 schwarze 197: {
198: char *key, *val;
199: size_t keysz, valsz;
200:
1.60 schwarze 201: req->isquery = 1;
1.23 schwarze 202: req->q.manpath = NULL;
203: req->q.arch = NULL;
204: req->q.sec = NULL;
1.25 schwarze 205: req->q.query = NULL;
1.23 schwarze 206: req->q.equal = 1;
207:
208: key = val = NULL;
209: while (*qs != '\0') {
1.1 schwarze 210:
1.23 schwarze 211: /* Parse one key. */
212:
213: keysz = strcspn(qs, "=;&");
214: key = mandoc_strndup(qs, keysz);
215: qs += keysz;
216: if (*qs != '=')
217: goto next;
218:
219: /* Parse one value. */
220:
221: valsz = strcspn(++qs, ";&");
222: val = mandoc_strndup(qs, valsz);
223: qs += valsz;
224:
225: /* Decode and catch encoding errors. */
1.1 schwarze 226:
1.23 schwarze 227: if ( ! (http_decode(key) && http_decode(val)))
228: goto next;
1.1 schwarze 229:
1.23 schwarze 230: /* Handle key-value pairs. */
1.1 schwarze 231:
1.23 schwarze 232: if ( ! strcmp(key, "query"))
1.25 schwarze 233: set_query_attr(&req->q.query, &val);
1.1 schwarze 234:
1.23 schwarze 235: else if ( ! strcmp(key, "apropos"))
236: req->q.equal = !strcmp(val, "0");
237:
238: else if ( ! strcmp(key, "manpath")) {
1.13 schwarze 239: #ifdef COMPAT_OLDURI
1.23 schwarze 240: if ( ! strncmp(val, "OpenBSD ", 8)) {
1.13 schwarze 241: val[7] = '-';
242: if ('C' == val[8])
243: val[8] = 'c';
244: }
245: #endif
1.23 schwarze 246: set_query_attr(&req->q.manpath, &val);
247: }
248:
249: else if ( ! (strcmp(key, "sec")
1.13 schwarze 250: #ifdef COMPAT_OLDURI
1.23 schwarze 251: && strcmp(key, "sektion")
1.13 schwarze 252: #endif
1.23 schwarze 253: )) {
254: if ( ! strcmp(val, "0"))
255: *val = '\0';
256: set_query_attr(&req->q.sec, &val);
1.5 schwarze 257: }
1.23 schwarze 258:
259: else if ( ! strcmp(key, "arch")) {
260: if ( ! strcmp(val, "default"))
261: *val = '\0';
262: set_query_attr(&req->q.arch, &val);
263: }
264:
265: /*
266: * The key must be freed in any case.
267: * The val may have been handed over to the query
268: * structure, in which case it is now NULL.
269: */
270: next:
271: free(key);
272: key = NULL;
273: free(val);
274: val = NULL;
275:
276: if (*qs != '\0')
277: qs++;
1.1 schwarze 278: }
279: }
280:
281: /*
282: * HTTP-decode a string. The standard explanation is that this turns
283: * "%4e+foo" into "n foo" in the regular way. This is done in-place
284: * over the allocated string.
285: */
286: static int
287: http_decode(char *p)
288: {
289: char hex[3];
1.3 tedu 290: char *q;
1.1 schwarze 291: int c;
292:
293: hex[2] = '\0';
294:
1.3 tedu 295: q = p;
296: for ( ; '\0' != *p; p++, q++) {
1.1 schwarze 297: if ('%' == *p) {
298: if ('\0' == (hex[0] = *(p + 1)))
1.48 schwarze 299: return 0;
1.1 schwarze 300: if ('\0' == (hex[1] = *(p + 2)))
1.48 schwarze 301: return 0;
1.1 schwarze 302: if (1 != sscanf(hex, "%x", &c))
1.48 schwarze 303: return 0;
1.1 schwarze 304: if ('\0' == c)
1.48 schwarze 305: return 0;
1.1 schwarze 306:
1.3 tedu 307: *q = (char)c;
308: p += 2;
1.1 schwarze 309: } else
1.3 tedu 310: *q = '+' == *p ? ' ' : *p;
1.1 schwarze 311: }
312:
1.3 tedu 313: *q = '\0';
1.48 schwarze 314: return 1;
1.1 schwarze 315: }
316:
317: static void
1.97 schwarze 318: http_encode(const char *p)
319: {
320: for (; *p != '\0'; p++) {
321: if (isalnum((unsigned char)*p) == 0 &&
322: strchr("-._~", *p) == NULL)
323: printf("%%%02.2X", (unsigned char)*p);
324: else
325: putchar(*p);
326: }
327: }
328:
329: static void
1.1 schwarze 330: resp_begin_http(int code, const char *msg)
331: {
332:
333: if (200 != code)
1.2 tedu 334: printf("Status: %d %s\r\n", code, msg);
1.1 schwarze 335:
1.2 tedu 336: printf("Content-Type: text/html; charset=utf-8\r\n"
337: "Cache-Control: no-cache\r\n"
338: "Pragma: no-cache\r\n"
339: "\r\n");
1.1 schwarze 340:
341: fflush(stdout);
342: }
343:
344: static void
1.53 schwarze 345: resp_copy(const char *filename)
346: {
347: char buf[4096];
348: ssize_t sz;
349: int fd;
350:
351: if ((fd = open(filename, O_RDONLY)) != -1) {
352: fflush(stdout);
353: while ((sz = read(fd, buf, sizeof(buf))) > 0)
354: write(STDOUT_FILENO, buf, sz);
1.77 jsg 355: close(fd);
1.53 schwarze 356: }
357: }
358:
359: static void
1.88 schwarze 360: resp_begin_html(int code, const char *msg, const char *file)
1.1 schwarze 361: {
1.88 schwarze 362: char *cp;
1.1 schwarze 363:
364: resp_begin_http(code, msg);
365:
1.37 schwarze 366: printf("<!DOCTYPE html>\n"
1.65 schwarze 367: "<html>\n"
368: "<head>\n"
1.82 schwarze 369: " <meta charset=\"UTF-8\"/>\n"
1.95 schwarze 370: " <meta name=\"viewport\""
371: " content=\"width=device-width, initial-scale=1.0\">\n"
1.82 schwarze 372: " <link rel=\"stylesheet\" href=\"%s/mandoc.css\""
1.65 schwarze 373: " type=\"text/css\" media=\"all\">\n"
1.88 schwarze 374: " <title>",
375: CSS_DIR);
376: if (file != NULL) {
377: if ((cp = strrchr(file, '/')) != NULL)
378: file = cp + 1;
379: if ((cp = strrchr(file, '.')) != NULL) {
380: printf("%.*s(%s) - ", (int)(cp - file), file, cp + 1);
381: } else
382: printf("%s - ", file);
383: }
384: printf("%s</title>\n"
1.65 schwarze 385: "</head>\n"
1.81 schwarze 386: "<body>\n",
1.88 schwarze 387: CUSTOMIZE_TITLE);
1.53 schwarze 388:
389: resp_copy(MAN_DIR "/header.html");
1.1 schwarze 390: }
391:
392: static void
393: resp_end_html(void)
394: {
395:
1.53 schwarze 396: resp_copy(MAN_DIR "/footer.html");
397:
1.65 schwarze 398: puts("</body>\n"
399: "</html>");
1.1 schwarze 400: }
401:
402: static void
1.70 schwarze 403: resp_searchform(const struct req *req, enum focus focus)
1.1 schwarze 404: {
405: int i;
406:
1.81 schwarze 407: printf("<form action=\"/%s\" method=\"get\">\n"
1.82 schwarze 408: " <fieldset>\n"
409: " <legend>Manual Page Search Parameters</legend>\n",
1.1 schwarze 410: scriptname);
1.8 schwarze 411:
412: /* Write query input box. */
413:
1.96 schwarze 414: printf(" <input type=\"search\" name=\"query\" value=\"");
1.70 schwarze 415: if (req->q.query != NULL)
1.25 schwarze 416: html_print(req->q.query);
1.70 schwarze 417: printf( "\" size=\"40\"");
418: if (focus == FOCUS_QUERY)
419: printf(" autofocus");
420: puts(">");
1.8 schwarze 421:
1.71 schwarze 422: /* Write submission buttons. */
1.8 schwarze 423:
1.82 schwarze 424: printf( " <button type=\"submit\" name=\"apropos\" value=\"0\">"
1.71 schwarze 425: "man</button>\n"
1.82 schwarze 426: " <button type=\"submit\" name=\"apropos\" value=\"1\">"
427: "apropos</button>\n"
428: " <br/>\n");
1.8 schwarze 429:
430: /* Write section selector. */
431:
1.82 schwarze 432: puts(" <select name=\"sec\">");
1.8 schwarze 433: for (i = 0; i < sec_MAX; i++) {
1.82 schwarze 434: printf(" <option value=\"%s\"", sec_numbers[i]);
1.8 schwarze 435: if (NULL != req->q.sec &&
436: 0 == strcmp(sec_numbers[i], req->q.sec))
1.65 schwarze 437: printf(" selected=\"selected\"");
438: printf(">%s</option>\n", sec_names[i]);
1.8 schwarze 439: }
1.82 schwarze 440: puts(" </select>");
1.8 schwarze 441:
442: /* Write architecture selector. */
443:
1.82 schwarze 444: printf( " <select name=\"arch\">\n"
445: " <option value=\"default\"");
1.21 schwarze 446: if (NULL == req->q.arch)
1.65 schwarze 447: printf(" selected=\"selected\"");
448: puts(">All Architectures</option>");
1.8 schwarze 449: for (i = 0; i < arch_MAX; i++) {
1.96 schwarze 450: printf(" <option");
1.8 schwarze 451: if (NULL != req->q.arch &&
452: 0 == strcmp(arch_names[i], req->q.arch))
1.65 schwarze 453: printf(" selected=\"selected\"");
454: printf(">%s</option>\n", arch_names[i]);
1.8 schwarze 455: }
1.82 schwarze 456: puts(" </select>");
1.8 schwarze 457:
458: /* Write manpath selector. */
459:
1.1 schwarze 460: if (req->psz > 1) {
1.82 schwarze 461: puts(" <select name=\"manpath\">");
1.1 schwarze 462: for (i = 0; i < (int)req->psz; i++) {
1.96 schwarze 463: printf(" <option");
1.41 schwarze 464: if (strcmp(req->q.manpath, req->p[i]) == 0)
1.96 schwarze 465: printf(" selected=\"selected\"");
466: printf(">");
1.1 schwarze 467: html_print(req->p[i]);
1.65 schwarze 468: puts("</option>");
1.1 schwarze 469: }
1.82 schwarze 470: puts(" </select>");
1.1 schwarze 471: }
1.8 schwarze 472:
1.82 schwarze 473: puts(" </fieldset>\n"
1.81 schwarze 474: "</form>");
1.1 schwarze 475: }
476:
1.16 schwarze 477: static int
1.20 schwarze 478: validate_urifrag(const char *frag)
479: {
480:
481: while ('\0' != *frag) {
482: if ( ! (isalnum((unsigned char)*frag) ||
483: '-' == *frag || '.' == *frag ||
484: '/' == *frag || '_' == *frag))
1.48 schwarze 485: return 0;
1.20 schwarze 486: frag++;
487: }
1.48 schwarze 488: return 1;
1.20 schwarze 489: }
490:
491: static int
1.17 schwarze 492: validate_manpath(const struct req *req, const char* manpath)
493: {
494: size_t i;
495:
496: for (i = 0; i < req->psz; i++)
497: if ( ! strcmp(manpath, req->p[i]))
1.48 schwarze 498: return 1;
1.17 schwarze 499:
1.48 schwarze 500: return 0;
1.17 schwarze 501: }
502:
503: static int
1.97 schwarze 504: validate_arch(const char *arch)
505: {
506: int i;
507:
508: for (i = 0; i < arch_MAX; i++)
509: if (strcmp(arch, arch_names[i]) == 0)
510: return 1;
511:
512: return 0;
513: }
514:
515: static int
1.16 schwarze 516: validate_filename(const char *file)
517: {
518:
519: if ('.' == file[0] && '/' == file[1])
520: file += 2;
521:
1.48 schwarze 522: return ! (strstr(file, "../") || strstr(file, "/..") ||
523: (strncmp(file, "man", 3) && strncmp(file, "cat", 3)));
1.16 schwarze 524: }
525:
1.1 schwarze 526: static void
1.12 schwarze 527: pg_index(const struct req *req)
1.1 schwarze 528: {
529:
1.88 schwarze 530: resp_begin_html(200, NULL, NULL);
1.70 schwarze 531: resp_searchform(req, FOCUS_QUERY);
1.65 schwarze 532: printf("<p>\n"
1.26 schwarze 533: "This web interface is documented in the\n"
1.83 schwarze 534: "<a class=\"Xr\" href=\"/%s%sman.cgi.8\">man.cgi(8)</a>\n"
1.26 schwarze 535: "manual, and the\n"
1.83 schwarze 536: "<a class=\"Xr\" href=\"/%s%sapropos.1\">apropos(1)</a>\n"
1.9 schwarze 537: "manual explains the query syntax.\n"
1.65 schwarze 538: "</p>\n",
1.58 schwarze 539: scriptname, *scriptname == '\0' ? "" : "/",
540: scriptname, *scriptname == '\0' ? "" : "/");
1.1 schwarze 541: resp_end_html();
542: }
543:
544: static void
1.12 schwarze 545: pg_noresult(const struct req *req, const char *msg)
1.1 schwarze 546: {
1.88 schwarze 547: resp_begin_html(200, NULL, NULL);
1.70 schwarze 548: resp_searchform(req, FOCUS_QUERY);
1.65 schwarze 549: puts("<p>");
1.1 schwarze 550: puts(msg);
1.65 schwarze 551: puts("</p>");
1.1 schwarze 552: resp_end_html();
553: }
554:
555: static void
1.12 schwarze 556: pg_error_badrequest(const char *msg)
1.1 schwarze 557: {
558:
1.88 schwarze 559: resp_begin_html(400, "Bad Request", NULL);
1.65 schwarze 560: puts("<h1>Bad Request</h1>\n"
561: "<p>\n");
1.1 schwarze 562: puts(msg);
563: printf("Try again from the\n"
1.65 schwarze 564: "<a href=\"/%s\">main page</a>.\n"
565: "</p>", scriptname);
1.1 schwarze 566: resp_end_html();
567: }
568:
569: static void
1.12 schwarze 570: pg_error_internal(void)
1.1 schwarze 571: {
1.88 schwarze 572: resp_begin_html(500, "Internal Server Error", NULL);
1.65 schwarze 573: puts("<p>Internal Server Error</p>");
1.1 schwarze 574: resp_end_html();
575: }
576:
577: static void
1.87 schwarze 578: pg_redirect(const struct req *req, const char *name)
579: {
1.91 schwarze 580: printf("Status: 303 See Other\r\n"
581: "Location: /");
1.87 schwarze 582: if (*scriptname != '\0')
583: printf("%s/", scriptname);
584: if (strcmp(req->q.manpath, req->p[0]))
585: printf("%s/", req->q.manpath);
586: if (req->q.arch != NULL)
587: printf("%s/", req->q.arch);
1.97 schwarze 588: http_encode(name);
589: if (req->q.sec != NULL) {
590: putchar('.');
591: http_encode(req->q.sec);
592: }
1.87 schwarze 593: printf("\r\nContent-Type: text/html; charset=utf-8\r\n\r\n");
594: }
595:
596: static void
1.12 schwarze 597: pg_searchres(const struct req *req, struct manpage *r, size_t sz)
1.1 schwarze 598: {
1.21 schwarze 599: char *arch, *archend;
1.59 schwarze 600: const char *sec;
601: size_t i, iuse;
1.21 schwarze 602: int archprio, archpriouse;
1.10 schwarze 603: int prio, priouse;
1.1 schwarze 604:
1.16 schwarze 605: for (i = 0; i < sz; i++) {
606: if (validate_filename(r[i].file))
607: continue;
1.67 schwarze 608: warnx("invalid filename %s in %s database",
1.16 schwarze 609: r[i].file, req->q.manpath);
610: pg_error_internal();
611: return;
612: }
613:
1.60 schwarze 614: if (req->isquery && sz == 1) {
1.1 schwarze 615: /*
616: * If we have just one result, then jump there now
617: * without any delay.
618: */
1.91 schwarze 619: printf("Status: 303 See Other\r\n"
620: "Location: /");
621: if (*scriptname != '\0')
622: printf("%s/", scriptname);
623: if (strcmp(req->q.manpath, req->p[0]))
624: printf("%s/", req->q.manpath);
625: printf("%s\r\n"
626: "Content-Type: text/html; charset=utf-8\r\n\r\n",
627: r[0].file);
1.1 schwarze 628: return;
629: }
630:
1.10 schwarze 631: /*
632: * In man(1) mode, show one of the pages
633: * even if more than one is found.
634: */
635:
1.88 schwarze 636: iuse = 0;
1.62 schwarze 637: if (req->q.equal || sz == 1) {
1.59 schwarze 638: priouse = 20;
1.21 schwarze 639: archpriouse = 3;
1.10 schwarze 640: for (i = 0; i < sz; i++) {
1.59 schwarze 641: sec = r[i].file;
642: sec += strcspn(sec, "123456789");
643: if (sec[0] == '\0')
1.10 schwarze 644: continue;
1.59 schwarze 645: prio = sec_prios[sec[0] - '1'];
646: if (sec[1] != '/')
647: prio += 10;
648: if (req->q.arch == NULL) {
1.21 schwarze 649: archprio =
1.59 schwarze 650: ((arch = strchr(sec + 1, '/'))
651: == NULL) ? 3 :
652: ((archend = strchr(arch + 1, '/'))
653: == NULL) ? 0 :
1.21 schwarze 654: strncmp(arch, "amd64/",
655: archend - arch) ? 2 : 1;
656: if (archprio < archpriouse) {
657: archpriouse = archprio;
658: priouse = prio;
659: iuse = i;
660: continue;
661: }
662: if (archprio > archpriouse)
663: continue;
664: }
1.10 schwarze 665: if (prio >= priouse)
666: continue;
667: priouse = prio;
668: iuse = i;
669: }
1.88 schwarze 670: resp_begin_html(200, NULL, r[iuse].file);
671: } else
672: resp_begin_html(200, NULL, NULL);
673:
674: resp_searchform(req,
675: req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY);
676:
677: if (sz > 1) {
678: puts("<table class=\"results\">");
679: for (i = 0; i < sz; i++) {
680: printf(" <tr>\n"
681: " <td>"
1.89 schwarze 682: "<a class=\"Xr\" href=\"/");
683: if (*scriptname != '\0')
684: printf("%s/", scriptname);
685: if (strcmp(req->q.manpath, req->p[0]))
686: printf("%s/", req->q.manpath);
687: printf("%s\">", r[i].file);
1.88 schwarze 688: html_print(r[i].names);
689: printf("</a></td>\n"
690: " <td><span class=\"Nd\">");
691: html_print(r[i].output);
692: puts("</span></td>\n"
693: " </tr>");
694: }
695: puts("</table>");
696: }
697:
698: if (req->q.equal || sz == 1) {
699: puts("<hr>");
1.10 schwarze 700: resp_show(req, r[iuse].file);
701: }
702:
1.1 schwarze 703: resp_end_html();
704: }
705:
706: static void
1.68 schwarze 707: resp_catman(const struct req *req, const char *file)
1.1 schwarze 708: {
709: FILE *f;
1.54 schwarze 710: char *p;
711: size_t sz;
712: ssize_t len;
1.1 schwarze 713: int i;
714: int italic, bold;
715:
1.54 schwarze 716: if ((f = fopen(file, "r")) == NULL) {
1.65 schwarze 717: puts("<p>You specified an invalid manual file.</p>");
1.1 schwarze 718: return;
719: }
720:
1.65 schwarze 721: puts("<div class=\"catman\">\n"
722: "<pre>");
1.1 schwarze 723:
1.54 schwarze 724: p = NULL;
725: sz = 0;
726:
727: while ((len = getline(&p, &sz, f)) != -1) {
1.1 schwarze 728: bold = italic = 0;
1.54 schwarze 729: for (i = 0; i < len - 1; i++) {
1.43 schwarze 730: /*
1.1 schwarze 731: * This means that the catpage is out of state.
732: * Ignore it and keep going (although the
733: * catpage is bogus).
734: */
735:
736: if ('\b' == p[i] || '\n' == p[i])
737: continue;
738:
739: /*
740: * Print a regular character.
741: * Close out any bold/italic scopes.
742: * If we're in back-space mode, make sure we'll
743: * have something to enter when we backspace.
744: */
745:
746: if ('\b' != p[i + 1]) {
747: if (italic)
1.65 schwarze 748: printf("</i>");
1.1 schwarze 749: if (bold)
1.65 schwarze 750: printf("</b>");
1.1 schwarze 751: italic = bold = 0;
752: html_putchar(p[i]);
753: continue;
1.54 schwarze 754: } else if (i + 2 >= len)
1.1 schwarze 755: continue;
756:
757: /* Italic mode. */
758:
759: if ('_' == p[i]) {
760: if (bold)
1.65 schwarze 761: printf("</b>");
1.1 schwarze 762: if ( ! italic)
1.65 schwarze 763: printf("<i>");
1.1 schwarze 764: bold = 0;
765: italic = 1;
766: i += 2;
767: html_putchar(p[i]);
768: continue;
769: }
770:
1.43 schwarze 771: /*
1.1 schwarze 772: * Handle funny behaviour troff-isms.
773: * These grok'd from the original man2html.c.
774: */
775:
776: if (('+' == p[i] && 'o' == p[i + 2]) ||
777: ('o' == p[i] && '+' == p[i + 2]) ||
778: ('|' == p[i] && '=' == p[i + 2]) ||
779: ('=' == p[i] && '|' == p[i + 2]) ||
780: ('*' == p[i] && '=' == p[i + 2]) ||
781: ('=' == p[i] && '*' == p[i + 2]) ||
782: ('*' == p[i] && '|' == p[i + 2]) ||
783: ('|' == p[i] && '*' == p[i + 2])) {
784: if (italic)
1.65 schwarze 785: printf("</i>");
1.1 schwarze 786: if (bold)
1.65 schwarze 787: printf("</b>");
1.1 schwarze 788: italic = bold = 0;
789: putchar('*');
790: i += 2;
791: continue;
792: } else if (('|' == p[i] && '-' == p[i + 2]) ||
793: ('-' == p[i] && '|' == p[i + 1]) ||
794: ('+' == p[i] && '-' == p[i + 1]) ||
795: ('-' == p[i] && '+' == p[i + 1]) ||
796: ('+' == p[i] && '|' == p[i + 1]) ||
797: ('|' == p[i] && '+' == p[i + 1])) {
798: if (italic)
1.65 schwarze 799: printf("</i>");
1.1 schwarze 800: if (bold)
1.65 schwarze 801: printf("</b>");
1.1 schwarze 802: italic = bold = 0;
803: putchar('+');
804: i += 2;
805: continue;
806: }
807:
808: /* Bold mode. */
1.43 schwarze 809:
1.1 schwarze 810: if (italic)
1.65 schwarze 811: printf("</i>");
1.1 schwarze 812: if ( ! bold)
1.65 schwarze 813: printf("<b>");
1.1 schwarze 814: bold = 1;
815: italic = 0;
816: i += 2;
817: html_putchar(p[i]);
818: }
819:
1.43 schwarze 820: /*
1.1 schwarze 821: * Clean up the last character.
1.43 schwarze 822: * We can get to a newline; don't print that.
1.1 schwarze 823: */
824:
825: if (italic)
1.65 schwarze 826: printf("</i>");
1.1 schwarze 827: if (bold)
1.65 schwarze 828: printf("</b>");
1.1 schwarze 829:
1.54 schwarze 830: if (i == len - 1 && p[i] != '\n')
1.1 schwarze 831: html_putchar(p[i]);
832:
833: putchar('\n');
834: }
1.54 schwarze 835: free(p);
1.1 schwarze 836:
1.65 schwarze 837: puts("</pre>\n"
838: "</div>");
1.1 schwarze 839:
840: fclose(f);
841: }
842:
843: static void
1.68 schwarze 844: resp_format(const struct req *req, const char *file)
1.1 schwarze 845: {
1.45 schwarze 846: struct manoutput conf;
1.1 schwarze 847: struct mparse *mp;
1.46 schwarze 848: struct roff_man *man;
1.1 schwarze 849: void *vp;
1.30 schwarze 850: int fd;
851: int usepath;
1.1 schwarze 852:
853: if (-1 == (fd = open(file, O_RDONLY, 0))) {
1.65 schwarze 854: puts("<p>You specified an invalid manual file.</p>");
1.1 schwarze 855: return;
856: }
857:
1.49 schwarze 858: mchars_alloc();
1.75 schwarze 859: mp = mparse_alloc(MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1,
1.101 ! schwarze 860: MANDOC_OS_OTHER, req->q.manpath);
1.42 schwarze 861: mparse_readfd(mp, fd, file);
1.1 schwarze 862: close(fd);
863:
1.45 schwarze 864: memset(&conf, 0, sizeof(conf));
865: conf.fragment = 1;
1.84 schwarze 866: conf.style = mandoc_strdup(CSS_DIR "/mandoc.css");
1.98 schwarze 867: conf.toc = 1;
1.30 schwarze 868: usepath = strcmp(req->q.manpath, req->p[0]);
1.90 schwarze 869: mandoc_asprintf(&conf.man, "/%s%s%s%s%%N.%%S",
870: scriptname, *scriptname == '\0' ? "" : "/",
1.61 schwarze 871: usepath ? req->q.manpath : "", usepath ? "/" : "");
1.1 schwarze 872:
1.47 schwarze 873: mparse_result(mp, &man, NULL);
874: if (man == NULL) {
1.67 schwarze 875: warnx("fatal mandoc error: %s/%s", req->q.manpath, file);
1.12 schwarze 876: pg_error_internal();
1.1 schwarze 877: mparse_free(mp);
1.49 schwarze 878: mchars_free();
1.1 schwarze 879: return;
880: }
881:
1.49 schwarze 882: vp = html_alloc(&conf);
1.1 schwarze 883:
1.50 schwarze 884: if (man->macroset == MACROSET_MDOC) {
885: mdoc_validate(man);
1.47 schwarze 886: html_mdoc(vp, man);
1.51 schwarze 887: } else {
888: man_validate(man);
1.1 schwarze 889: html_man(vp, man);
1.51 schwarze 890: }
1.1 schwarze 891:
892: html_free(vp);
893: mparse_free(mp);
1.49 schwarze 894: mchars_free();
1.45 schwarze 895: free(conf.man);
1.84 schwarze 896: free(conf.style);
1.1 schwarze 897: }
898:
899: static void
1.10 schwarze 900: resp_show(const struct req *req, const char *file)
901: {
1.16 schwarze 902:
903: if ('.' == file[0] && '/' == file[1])
1.11 schwarze 904: file += 2;
1.10 schwarze 905:
906: if ('c' == *file)
1.68 schwarze 907: resp_catman(req, file);
1.10 schwarze 908: else
1.68 schwarze 909: resp_format(req, file);
1.10 schwarze 910: }
911:
912: static void
1.24 schwarze 913: pg_show(struct req *req, const char *fullpath)
1.1 schwarze 914: {
1.24 schwarze 915: char *manpath;
916: const char *file;
1.1 schwarze 917:
1.24 schwarze 918: if ((file = strchr(fullpath, '/')) == NULL) {
1.12 schwarze 919: pg_error_badrequest(
1.1 schwarze 920: "You did not specify a page to show.");
921: return;
1.43 schwarze 922: }
1.24 schwarze 923: manpath = mandoc_strndup(fullpath, file - fullpath);
924: file++;
1.1 schwarze 925:
1.24 schwarze 926: if ( ! validate_manpath(req, manpath)) {
1.17 schwarze 927: pg_error_badrequest(
928: "You specified an invalid manpath.");
1.24 schwarze 929: free(manpath);
1.17 schwarze 930: return;
931: }
932:
1.1 schwarze 933: /*
934: * Begin by chdir()ing into the manpath.
935: * This way we can pick up the database files, which are
936: * relative to the manpath root.
937: */
938:
1.24 schwarze 939: if (chdir(manpath) == -1) {
1.67 schwarze 940: warn("chdir %s", manpath);
1.17 schwarze 941: pg_error_internal();
1.24 schwarze 942: free(manpath);
1.16 schwarze 943: return;
944: }
1.73 schwarze 945: free(manpath);
1.24 schwarze 946:
947: if ( ! validate_filename(file)) {
1.16 schwarze 948: pg_error_badrequest(
949: "You specified an invalid manual file.");
1.1 schwarze 950: return;
951: }
1.19 schwarze 952:
1.88 schwarze 953: resp_begin_html(200, NULL, file);
1.70 schwarze 954: resp_searchform(req, FOCUS_NONE);
1.24 schwarze 955: resp_show(req, file);
1.10 schwarze 956: resp_end_html();
1.1 schwarze 957: }
958:
959: static void
1.6 schwarze 960: pg_search(const struct req *req)
1.1 schwarze 961: {
962: struct mansearch search;
963: struct manpaths paths;
964: struct manpage *res;
1.36 schwarze 965: char **argv;
966: char *query, *rp, *wp;
1.1 schwarze 967: size_t ressz;
1.36 schwarze 968: int argc;
1.1 schwarze 969:
970: /*
971: * Begin by chdir()ing into the root of the manpath.
972: * This way we can pick up the database files, which are
973: * relative to the manpath root.
974: */
975:
1.67 schwarze 976: if (chdir(req->q.manpath) == -1) {
977: warn("chdir %s", req->q.manpath);
1.17 schwarze 978: pg_error_internal();
1.1 schwarze 979: return;
980: }
981:
982: search.arch = req->q.arch;
983: search.sec = req->q.sec;
1.35 schwarze 984: search.outkey = "Nd";
985: search.argmode = req->q.equal ? ARG_NAME : ARG_EXPR;
1.40 schwarze 986: search.firstmatch = 1;
1.1 schwarze 987:
988: paths.sz = 1;
989: paths.paths = mandoc_malloc(sizeof(char *));
990: paths.paths[0] = mandoc_strdup(".");
991:
992: /*
1.36 schwarze 993: * Break apart at spaces with backslash-escaping.
1.1 schwarze 994: */
995:
1.36 schwarze 996: argc = 0;
997: argv = NULL;
998: rp = query = mandoc_strdup(req->q.query);
999: for (;;) {
1000: while (isspace((unsigned char)*rp))
1001: rp++;
1002: if (*rp == '\0')
1003: break;
1004: argv = mandoc_reallocarray(argv, argc + 1, sizeof(char *));
1005: argv[argc++] = wp = rp;
1006: for (;;) {
1007: if (isspace((unsigned char)*rp)) {
1008: *wp = '\0';
1009: rp++;
1010: break;
1011: }
1012: if (rp[0] == '\\' && rp[1] != '\0')
1013: rp++;
1014: if (wp != rp)
1015: *wp = *rp;
1016: if (*rp == '\0')
1017: break;
1018: wp++;
1019: rp++;
1020: }
1.1 schwarze 1021: }
1022:
1.87 schwarze 1023: res = NULL;
1024: ressz = 0;
1025: if (req->isquery && req->q.equal && argc == 1)
1026: pg_redirect(req, argv[0]);
1027: else if (mansearch(&search, &paths, argc, argv, &res, &ressz) == 0)
1.12 schwarze 1028: pg_noresult(req, "You entered an invalid query.");
1.87 schwarze 1029: else if (ressz == 0)
1.12 schwarze 1030: pg_noresult(req, "No results found.");
1.1 schwarze 1031: else
1.12 schwarze 1032: pg_searchres(req, res, ressz);
1.1 schwarze 1033:
1.36 schwarze 1034: free(query);
1035: mansearch_free(res, ressz);
1.1 schwarze 1036: free(paths.paths[0]);
1037: free(paths.paths);
1038: }
1039:
1040: int
1041: main(void)
1042: {
1.6 schwarze 1043: struct req req;
1.33 schwarze 1044: struct itimerval itimer;
1.6 schwarze 1045: const char *path;
1.23 schwarze 1046: const char *querystring;
1.1 schwarze 1047: int i;
1.86 schwarze 1048:
1049: /*
1050: * The "rpath" pledge could be revoked after mparse_readfd()
1051: * if the file desciptor to "/footer.html" would be opened
1052: * up front, but it's probably not worth the complication
1053: * of the code it would cause: it would require scattering
1054: * pledge() calls in multiple low-level resp_*() functions.
1055: */
1056:
1057: if (pledge("stdio rpath", NULL) == -1) {
1058: warn("pledge");
1059: pg_error_internal();
1060: return EXIT_FAILURE;
1061: }
1.33 schwarze 1062:
1063: /* Poor man's ReDoS mitigation. */
1064:
1.38 schwarze 1065: itimer.it_value.tv_sec = 2;
1.33 schwarze 1066: itimer.it_value.tv_usec = 0;
1.38 schwarze 1067: itimer.it_interval.tv_sec = 2;
1.33 schwarze 1068: itimer.it_interval.tv_usec = 0;
1069: if (setitimer(ITIMER_VIRTUAL, &itimer, NULL) == -1) {
1.67 schwarze 1070: warn("setitimer");
1.20 schwarze 1071: pg_error_internal();
1.48 schwarze 1072: return EXIT_FAILURE;
1.20 schwarze 1073: }
1074:
1.1 schwarze 1075: /*
1.7 schwarze 1076: * First we change directory into the MAN_DIR so that
1.1 schwarze 1077: * subsequent scanning for manpath directories is rooted
1078: * relative to the same position.
1079: */
1080:
1.67 schwarze 1081: if (chdir(MAN_DIR) == -1) {
1082: warn("MAN_DIR: %s", MAN_DIR);
1.12 schwarze 1083: pg_error_internal();
1.48 schwarze 1084: return EXIT_FAILURE;
1.43 schwarze 1085: }
1.1 schwarze 1086:
1087: memset(&req, 0, sizeof(struct req));
1.57 schwarze 1088: req.q.equal = 1;
1.68 schwarze 1089: parse_manpath_conf(&req);
1.1 schwarze 1090:
1.56 schwarze 1091: /* Parse the path info and the query string. */
1.1 schwarze 1092:
1.56 schwarze 1093: if ((path = getenv("PATH_INFO")) == NULL)
1094: path = "";
1095: else if (*path == '/')
1096: path++;
1097:
1.63 schwarze 1098: if (*path != '\0') {
1.68 schwarze 1099: parse_path_info(&req, path);
1.92 schwarze 1100: if (req.q.manpath == NULL || req.q.sec == NULL ||
1101: *req.q.query == '\0' || access(path, F_OK) == -1)
1.63 schwarze 1102: path = "";
1.56 schwarze 1103: } else if ((querystring = getenv("QUERY_STRING")) != NULL)
1.68 schwarze 1104: parse_query_string(&req, querystring);
1.17 schwarze 1105:
1.56 schwarze 1106: /* Validate parsed data and add defaults. */
1107:
1.41 schwarze 1108: if (req.q.manpath == NULL)
1109: req.q.manpath = mandoc_strdup(req.p[0]);
1110: else if ( ! validate_manpath(&req, req.q.manpath)) {
1.17 schwarze 1111: pg_error_badrequest(
1112: "You specified an invalid manpath.");
1.48 schwarze 1113: return EXIT_FAILURE;
1.17 schwarze 1114: }
1.1 schwarze 1115:
1.97 schwarze 1116: if (req.q.arch != NULL && validate_arch(req.q.arch) == 0) {
1.20 schwarze 1117: pg_error_badrequest(
1118: "You specified an invalid architecture.");
1.48 schwarze 1119: return EXIT_FAILURE;
1.20 schwarze 1120: }
1121:
1.6 schwarze 1122: /* Dispatch to the three different pages. */
1.1 schwarze 1123:
1.6 schwarze 1124: if ('\0' != *path)
1125: pg_show(&req, path);
1.25 schwarze 1126: else if (NULL != req.q.query)
1.6 schwarze 1127: pg_search(&req);
1128: else
1.12 schwarze 1129: pg_index(&req);
1.1 schwarze 1130:
1.23 schwarze 1131: free(req.q.manpath);
1132: free(req.q.arch);
1133: free(req.q.sec);
1.25 schwarze 1134: free(req.q.query);
1.1 schwarze 1135: for (i = 0; i < (int)req.psz; i++)
1136: free(req.p[i]);
1137: free(req.p);
1.48 schwarze 1138: return EXIT_SUCCESS;
1.56 schwarze 1139: }
1140:
1141: /*
1.99 schwarze 1142: * Translate PATH_INFO to a query.
1.56 schwarze 1143: */
1144: static void
1.68 schwarze 1145: parse_path_info(struct req *req, const char *path)
1.56 schwarze 1146: {
1.99 schwarze 1147: const char *name, *sec, *end;
1.56 schwarze 1148:
1.60 schwarze 1149: req->isquery = 0;
1.56 schwarze 1150: req->q.equal = 1;
1.99 schwarze 1151: req->q.manpath = NULL;
1.74 schwarze 1152: req->q.arch = NULL;
1.56 schwarze 1153:
1154: /* Mandatory manual page name. */
1.99 schwarze 1155: if ((name = strrchr(path, '/')) == NULL)
1156: name = path;
1157: else
1158: name++;
1.56 schwarze 1159:
1160: /* Optional trailing section. */
1.99 schwarze 1161: sec = strrchr(name, '.');
1162: if (sec != NULL && isdigit((unsigned char)*++sec)) {
1163: req->q.query = mandoc_strndup(name, sec - name - 1);
1164: req->q.sec = mandoc_strdup(sec);
1165: } else {
1166: req->q.query = mandoc_strdup(name);
1167: req->q.sec = NULL;
1.56 schwarze 1168: }
1169:
1170: /* Handle the case of name[.section] only. */
1.99 schwarze 1171: if (name == path)
1.56 schwarze 1172: return;
1173:
1.74 schwarze 1174: /* Optional manpath. */
1.99 schwarze 1175: end = strchr(path, '/');
1176: req->q.manpath = mandoc_strndup(path, end - path);
1177: if (validate_manpath(req, req->q.manpath)) {
1178: path = end + 1;
1179: if (name == path)
1180: return;
1181: } else {
1182: free(req->q.manpath);
1.74 schwarze 1183: req->q.manpath = NULL;
1.99 schwarze 1184: }
1.56 schwarze 1185:
1.74 schwarze 1186: /* Optional section. */
1.99 schwarze 1187: if (strncmp(path, "man", 3) == 0) {
1188: path += 3;
1189: end = strchr(path, '/');
1.66 schwarze 1190: free(req->q.sec);
1.99 schwarze 1191: req->q.sec = mandoc_strndup(path, end - path);
1192: path = end + 1;
1193: if (name == path)
1194: return;
1.56 schwarze 1195: }
1.99 schwarze 1196:
1197: /* Optional architecture. */
1198: end = strchr(path, '/');
1199: if (end + 1 != name) {
1200: pg_error_badrequest(
1201: "You specified too many directory components.");
1202: exit(EXIT_FAILURE);
1.74 schwarze 1203: }
1.99 schwarze 1204: req->q.arch = mandoc_strndup(path, end - path);
1205: if (validate_arch(req->q.arch) == 0) {
1.74 schwarze 1206: pg_error_badrequest(
1207: "You specified an invalid directory component.");
1208: exit(EXIT_FAILURE);
1209: }
1.1 schwarze 1210: }
1211:
1212: /*
1213: * Scan for indexable paths.
1214: */
1215: static void
1.68 schwarze 1216: parse_manpath_conf(struct req *req)
1.1 schwarze 1217: {
1218: FILE *fp;
1219: char *dp;
1220: size_t dpsz;
1.54 schwarze 1221: ssize_t len;
1.1 schwarze 1222:
1.67 schwarze 1223: if ((fp = fopen("manpath.conf", "r")) == NULL) {
1224: warn("%s/manpath.conf", MAN_DIR);
1.14 schwarze 1225: pg_error_internal();
1226: exit(EXIT_FAILURE);
1227: }
1.1 schwarze 1228:
1.54 schwarze 1229: dp = NULL;
1230: dpsz = 0;
1231:
1232: while ((len = getline(&dp, &dpsz, fp)) != -1) {
1233: if (dp[len - 1] == '\n')
1234: dp[--len] = '\0';
1.1 schwarze 1235: req->p = mandoc_realloc(req->p,
1236: (req->psz + 1) * sizeof(char *));
1.20 schwarze 1237: if ( ! validate_urifrag(dp)) {
1.67 schwarze 1238: warnx("%s/manpath.conf contains "
1239: "unsafe path \"%s\"", MAN_DIR, dp);
1.20 schwarze 1240: pg_error_internal();
1241: exit(EXIT_FAILURE);
1242: }
1.67 schwarze 1243: if (strchr(dp, '/') != NULL) {
1244: warnx("%s/manpath.conf contains "
1245: "path with slash \"%s\"", MAN_DIR, dp);
1.20 schwarze 1246: pg_error_internal();
1247: exit(EXIT_FAILURE);
1248: }
1249: req->p[req->psz++] = dp;
1.54 schwarze 1250: dp = NULL;
1251: dpsz = 0;
1.14 schwarze 1252: }
1.54 schwarze 1253: free(dp);
1.14 schwarze 1254:
1.67 schwarze 1255: if (req->p == NULL) {
1256: warnx("%s/manpath.conf is empty", MAN_DIR);
1.14 schwarze 1257: pg_error_internal();
1258: exit(EXIT_FAILURE);
1.1 schwarze 1259: }
1260: }
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