Annotation of src/usr.bin/mandoc/cgi.c, Revision 1.108
1.108 ! schwarze 1: /* $OpenBSD: cgi.c,v 1.107 2019/11/10 22:18:01 bentley Exp $ */
1.1 schwarze 2: /*
3: * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.106 schwarze 4: * Copyright (c) 2014-2019 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 *);
1.106 schwarze 76: static void pg_noresult(const struct req *, int, const char *,
77: const char *);
1.87 schwarze 78: static void pg_redirect(const struct req *, const char *);
1.6 schwarze 79: static void pg_search(const struct req *);
1.12 schwarze 80: static void pg_searchres(const struct req *,
81: struct manpage *, size_t);
1.19 schwarze 82: static void pg_show(struct req *, const char *);
1.88 schwarze 83: static void resp_begin_html(int, const char *, const char *);
1.1 schwarze 84: static void resp_begin_http(int, const char *);
1.68 schwarze 85: static void resp_catman(const struct req *, const char *);
1.53 schwarze 86: static void resp_copy(const char *);
1.1 schwarze 87: static void resp_end_html(void);
1.68 schwarze 88: static void resp_format(const struct req *, const char *);
1.70 schwarze 89: static void resp_searchform(const struct req *, enum focus);
1.10 schwarze 90: static void resp_show(const struct req *, const char *);
1.25 schwarze 91: static void set_query_attr(char **, char **);
1.97 schwarze 92: static int validate_arch(const char *);
1.25 schwarze 93: static int validate_filename(const char *);
94: static int validate_manpath(const struct req *, const char *);
95: static int validate_urifrag(const char *);
1.1 schwarze 96:
1.58 schwarze 97: static const char *scriptname = SCRIPT_NAME;
1.1 schwarze 98:
1.10 schwarze 99: static const int sec_prios[] = {1, 4, 5, 8, 6, 3, 7, 2, 9};
1.8 schwarze 100: static const char *const sec_numbers[] = {
101: "0", "1", "2", "3", "3p", "4", "5", "6", "7", "8", "9"
102: };
103: static const char *const sec_names[] = {
104: "All Sections",
105: "1 - General Commands",
106: "2 - System Calls",
1.34 schwarze 107: "3 - Library Functions",
108: "3p - Perl Library",
109: "4 - Device Drivers",
1.8 schwarze 110: "5 - File Formats",
111: "6 - Games",
1.34 schwarze 112: "7 - Miscellaneous Information",
113: "8 - System Manager\'s Manual",
114: "9 - Kernel Developer\'s Manual"
1.8 schwarze 115: };
116: static const int sec_MAX = sizeof(sec_names) / sizeof(char *);
117:
118: static const char *const arch_names[] = {
1.85 deraadt 119: "amd64", "alpha", "armv7", "arm64",
1.76 schwarze 120: "hppa", "i386", "landisk",
1.64 schwarze 121: "loongson", "luna88k", "macppc", "mips64",
1.79 schwarze 122: "octeon", "sgi", "socppc", "sparc64",
1.76 schwarze 123: "amiga", "arc", "armish", "arm32",
124: "atari", "aviion", "beagle", "cats",
125: "hppa64", "hp300",
1.64 schwarze 126: "ia64", "mac68k", "mvme68k", "mvme88k",
127: "mvmeppc", "palm", "pc532", "pegasos",
1.78 schwarze 128: "pmax", "powerpc", "solbourne", "sparc",
1.79 schwarze 129: "sun3", "vax", "wgrisc", "x68k",
130: "zaurus"
1.8 schwarze 131: };
132: static const int arch_MAX = sizeof(arch_names) / sizeof(char *);
133:
1.1 schwarze 134: /*
135: * Print a character, escaping HTML along the way.
136: * This will pass non-ASCII straight to output: be warned!
137: */
138: static void
139: html_putchar(char c)
140: {
141:
142: switch (c) {
1.93 schwarze 143: case '"':
1.80 bentley 144: printf(""");
1.1 schwarze 145: break;
1.93 schwarze 146: case '&':
1.1 schwarze 147: printf("&");
148: break;
1.93 schwarze 149: case '>':
1.1 schwarze 150: printf(">");
151: break;
1.93 schwarze 152: case '<':
1.1 schwarze 153: printf("<");
154: break;
155: default:
156: putchar((unsigned char)c);
157: break;
158: }
159: }
160:
161: /*
162: * Call through to html_putchar().
163: * Accepts NULL strings.
164: */
165: static void
166: html_print(const char *p)
167: {
1.43 schwarze 168:
1.1 schwarze 169: if (NULL == p)
170: return;
171: while ('\0' != *p)
172: html_putchar(*p++);
173: }
174:
175: /*
1.23 schwarze 176: * Transfer the responsibility for the allocated string *val
177: * to the query structure.
1.1 schwarze 178: */
179: static void
1.23 schwarze 180: set_query_attr(char **attr, char **val)
1.1 schwarze 181: {
182:
1.23 schwarze 183: free(*attr);
184: if (**val == '\0') {
185: *attr = NULL;
186: free(*val);
187: } else
188: *attr = *val;
189: *val = NULL;
190: }
191:
192: /*
193: * Parse the QUERY_STRING for key-value pairs
194: * and store the values into the query structure.
195: */
196: static void
1.68 schwarze 197: parse_query_string(struct req *req, const char *qs)
1.23 schwarze 198: {
199: char *key, *val;
200: size_t keysz, valsz;
201:
1.60 schwarze 202: req->isquery = 1;
1.23 schwarze 203: req->q.manpath = NULL;
204: req->q.arch = NULL;
205: req->q.sec = NULL;
1.25 schwarze 206: req->q.query = NULL;
1.23 schwarze 207: req->q.equal = 1;
208:
209: key = val = NULL;
210: while (*qs != '\0') {
1.1 schwarze 211:
1.23 schwarze 212: /* Parse one key. */
213:
214: keysz = strcspn(qs, "=;&");
215: key = mandoc_strndup(qs, keysz);
216: qs += keysz;
217: if (*qs != '=')
218: goto next;
219:
220: /* Parse one value. */
221:
222: valsz = strcspn(++qs, ";&");
223: val = mandoc_strndup(qs, valsz);
224: qs += valsz;
225:
226: /* Decode and catch encoding errors. */
1.1 schwarze 227:
1.23 schwarze 228: if ( ! (http_decode(key) && http_decode(val)))
229: goto next;
1.1 schwarze 230:
1.23 schwarze 231: /* Handle key-value pairs. */
1.1 schwarze 232:
1.23 schwarze 233: if ( ! strcmp(key, "query"))
1.25 schwarze 234: set_query_attr(&req->q.query, &val);
1.1 schwarze 235:
1.23 schwarze 236: else if ( ! strcmp(key, "apropos"))
237: req->q.equal = !strcmp(val, "0");
238:
239: else if ( ! strcmp(key, "manpath")) {
1.13 schwarze 240: #ifdef COMPAT_OLDURI
1.23 schwarze 241: if ( ! strncmp(val, "OpenBSD ", 8)) {
1.13 schwarze 242: val[7] = '-';
243: if ('C' == val[8])
244: val[8] = 'c';
245: }
246: #endif
1.23 schwarze 247: set_query_attr(&req->q.manpath, &val);
248: }
249:
250: else if ( ! (strcmp(key, "sec")
1.13 schwarze 251: #ifdef COMPAT_OLDURI
1.23 schwarze 252: && strcmp(key, "sektion")
1.13 schwarze 253: #endif
1.23 schwarze 254: )) {
255: if ( ! strcmp(val, "0"))
256: *val = '\0';
257: set_query_attr(&req->q.sec, &val);
1.5 schwarze 258: }
1.23 schwarze 259:
260: else if ( ! strcmp(key, "arch")) {
261: if ( ! strcmp(val, "default"))
262: *val = '\0';
263: set_query_attr(&req->q.arch, &val);
264: }
265:
266: /*
267: * The key must be freed in any case.
268: * The val may have been handed over to the query
269: * structure, in which case it is now NULL.
270: */
271: next:
272: free(key);
273: key = NULL;
274: free(val);
275: val = NULL;
276:
277: if (*qs != '\0')
278: qs++;
1.1 schwarze 279: }
280: }
281:
282: /*
283: * HTTP-decode a string. The standard explanation is that this turns
284: * "%4e+foo" into "n foo" in the regular way. This is done in-place
285: * over the allocated string.
286: */
287: static int
288: http_decode(char *p)
289: {
290: char hex[3];
1.3 tedu 291: char *q;
1.1 schwarze 292: int c;
293:
294: hex[2] = '\0';
295:
1.3 tedu 296: q = p;
297: for ( ; '\0' != *p; p++, q++) {
1.1 schwarze 298: if ('%' == *p) {
299: if ('\0' == (hex[0] = *(p + 1)))
1.48 schwarze 300: return 0;
1.1 schwarze 301: if ('\0' == (hex[1] = *(p + 2)))
1.48 schwarze 302: return 0;
1.1 schwarze 303: if (1 != sscanf(hex, "%x", &c))
1.48 schwarze 304: return 0;
1.1 schwarze 305: if ('\0' == c)
1.48 schwarze 306: return 0;
1.1 schwarze 307:
1.3 tedu 308: *q = (char)c;
309: p += 2;
1.1 schwarze 310: } else
1.3 tedu 311: *q = '+' == *p ? ' ' : *p;
1.1 schwarze 312: }
313:
1.3 tedu 314: *q = '\0';
1.48 schwarze 315: return 1;
1.1 schwarze 316: }
317:
318: static void
1.97 schwarze 319: http_encode(const char *p)
320: {
321: for (; *p != '\0'; p++) {
322: if (isalnum((unsigned char)*p) == 0 &&
323: strchr("-._~", *p) == NULL)
1.104 schwarze 324: printf("%%%2.2X", (unsigned char)*p);
1.97 schwarze 325: else
326: putchar(*p);
327: }
328: }
329:
330: static void
1.1 schwarze 331: resp_begin_http(int code, const char *msg)
332: {
333:
334: if (200 != code)
1.2 tedu 335: printf("Status: %d %s\r\n", code, msg);
1.1 schwarze 336:
1.2 tedu 337: printf("Content-Type: text/html; charset=utf-8\r\n"
338: "Cache-Control: no-cache\r\n"
1.107 bentley 339: "Content-Security-Policy: default-src 'none'; "
340: "style-src 'self' 'unsafe-inline'\r\n"
1.2 tedu 341: "Pragma: no-cache\r\n"
342: "\r\n");
1.1 schwarze 343:
344: fflush(stdout);
345: }
346:
347: static void
1.53 schwarze 348: resp_copy(const char *filename)
349: {
350: char buf[4096];
351: ssize_t sz;
352: int fd;
353:
354: if ((fd = open(filename, O_RDONLY)) != -1) {
355: fflush(stdout);
356: while ((sz = read(fd, buf, sizeof(buf))) > 0)
357: write(STDOUT_FILENO, buf, sz);
1.77 jsg 358: close(fd);
1.53 schwarze 359: }
360: }
361:
362: static void
1.88 schwarze 363: resp_begin_html(int code, const char *msg, const char *file)
1.1 schwarze 364: {
1.88 schwarze 365: char *cp;
1.1 schwarze 366:
367: resp_begin_http(code, msg);
368:
1.37 schwarze 369: printf("<!DOCTYPE html>\n"
1.65 schwarze 370: "<html>\n"
371: "<head>\n"
1.82 schwarze 372: " <meta charset=\"UTF-8\"/>\n"
1.95 schwarze 373: " <meta name=\"viewport\""
374: " content=\"width=device-width, initial-scale=1.0\">\n"
1.82 schwarze 375: " <link rel=\"stylesheet\" href=\"%s/mandoc.css\""
1.65 schwarze 376: " type=\"text/css\" media=\"all\">\n"
1.88 schwarze 377: " <title>",
378: CSS_DIR);
379: if (file != NULL) {
380: if ((cp = strrchr(file, '/')) != NULL)
381: file = cp + 1;
382: if ((cp = strrchr(file, '.')) != NULL) {
383: printf("%.*s(%s) - ", (int)(cp - file), file, cp + 1);
384: } else
385: printf("%s - ", file);
386: }
387: printf("%s</title>\n"
1.65 schwarze 388: "</head>\n"
1.81 schwarze 389: "<body>\n",
1.88 schwarze 390: CUSTOMIZE_TITLE);
1.53 schwarze 391:
392: resp_copy(MAN_DIR "/header.html");
1.1 schwarze 393: }
394:
395: static void
396: resp_end_html(void)
397: {
398:
1.53 schwarze 399: resp_copy(MAN_DIR "/footer.html");
400:
1.65 schwarze 401: puts("</body>\n"
402: "</html>");
1.1 schwarze 403: }
404:
405: static void
1.70 schwarze 406: resp_searchform(const struct req *req, enum focus focus)
1.1 schwarze 407: {
408: int i;
409:
1.108 ! schwarze 410: printf("<form action=\"/%s\" method=\"get\" autocomplete=\"off\">\n"
1.82 schwarze 411: " <fieldset>\n"
412: " <legend>Manual Page Search Parameters</legend>\n",
1.1 schwarze 413: scriptname);
1.8 schwarze 414:
415: /* Write query input box. */
416:
1.96 schwarze 417: printf(" <input type=\"search\" name=\"query\" value=\"");
1.70 schwarze 418: if (req->q.query != NULL)
1.25 schwarze 419: html_print(req->q.query);
1.70 schwarze 420: printf( "\" size=\"40\"");
421: if (focus == FOCUS_QUERY)
422: printf(" autofocus");
423: puts(">");
1.8 schwarze 424:
1.71 schwarze 425: /* Write submission buttons. */
1.8 schwarze 426:
1.82 schwarze 427: printf( " <button type=\"submit\" name=\"apropos\" value=\"0\">"
1.71 schwarze 428: "man</button>\n"
1.82 schwarze 429: " <button type=\"submit\" name=\"apropos\" value=\"1\">"
430: "apropos</button>\n"
431: " <br/>\n");
1.8 schwarze 432:
433: /* Write section selector. */
434:
1.82 schwarze 435: puts(" <select name=\"sec\">");
1.8 schwarze 436: for (i = 0; i < sec_MAX; i++) {
1.82 schwarze 437: printf(" <option value=\"%s\"", sec_numbers[i]);
1.8 schwarze 438: if (NULL != req->q.sec &&
439: 0 == strcmp(sec_numbers[i], req->q.sec))
1.65 schwarze 440: printf(" selected=\"selected\"");
441: printf(">%s</option>\n", sec_names[i]);
1.8 schwarze 442: }
1.82 schwarze 443: puts(" </select>");
1.8 schwarze 444:
445: /* Write architecture selector. */
446:
1.82 schwarze 447: printf( " <select name=\"arch\">\n"
448: " <option value=\"default\"");
1.21 schwarze 449: if (NULL == req->q.arch)
1.65 schwarze 450: printf(" selected=\"selected\"");
451: puts(">All Architectures</option>");
1.8 schwarze 452: for (i = 0; i < arch_MAX; i++) {
1.96 schwarze 453: printf(" <option");
1.8 schwarze 454: if (NULL != req->q.arch &&
455: 0 == strcmp(arch_names[i], req->q.arch))
1.65 schwarze 456: printf(" selected=\"selected\"");
457: printf(">%s</option>\n", arch_names[i]);
1.8 schwarze 458: }
1.82 schwarze 459: puts(" </select>");
1.8 schwarze 460:
461: /* Write manpath selector. */
462:
1.1 schwarze 463: if (req->psz > 1) {
1.82 schwarze 464: puts(" <select name=\"manpath\">");
1.1 schwarze 465: for (i = 0; i < (int)req->psz; i++) {
1.96 schwarze 466: printf(" <option");
1.41 schwarze 467: if (strcmp(req->q.manpath, req->p[i]) == 0)
1.96 schwarze 468: printf(" selected=\"selected\"");
469: printf(">");
1.1 schwarze 470: html_print(req->p[i]);
1.65 schwarze 471: puts("</option>");
1.1 schwarze 472: }
1.82 schwarze 473: puts(" </select>");
1.1 schwarze 474: }
1.8 schwarze 475:
1.82 schwarze 476: puts(" </fieldset>\n"
1.81 schwarze 477: "</form>");
1.1 schwarze 478: }
479:
1.16 schwarze 480: static int
1.20 schwarze 481: validate_urifrag(const char *frag)
482: {
483:
484: while ('\0' != *frag) {
485: if ( ! (isalnum((unsigned char)*frag) ||
486: '-' == *frag || '.' == *frag ||
487: '/' == *frag || '_' == *frag))
1.48 schwarze 488: return 0;
1.20 schwarze 489: frag++;
490: }
1.48 schwarze 491: return 1;
1.20 schwarze 492: }
493:
494: static int
1.17 schwarze 495: validate_manpath(const struct req *req, const char* manpath)
496: {
497: size_t i;
498:
499: for (i = 0; i < req->psz; i++)
500: if ( ! strcmp(manpath, req->p[i]))
1.48 schwarze 501: return 1;
1.17 schwarze 502:
1.48 schwarze 503: return 0;
1.17 schwarze 504: }
505:
506: static int
1.97 schwarze 507: validate_arch(const char *arch)
508: {
509: int i;
510:
511: for (i = 0; i < arch_MAX; i++)
512: if (strcmp(arch, arch_names[i]) == 0)
513: return 1;
514:
515: return 0;
516: }
517:
518: static int
1.16 schwarze 519: validate_filename(const char *file)
520: {
521:
522: if ('.' == file[0] && '/' == file[1])
523: file += 2;
524:
1.48 schwarze 525: return ! (strstr(file, "../") || strstr(file, "/..") ||
526: (strncmp(file, "man", 3) && strncmp(file, "cat", 3)));
1.16 schwarze 527: }
528:
1.1 schwarze 529: static void
1.12 schwarze 530: pg_index(const struct req *req)
1.1 schwarze 531: {
532:
1.88 schwarze 533: resp_begin_html(200, NULL, NULL);
1.70 schwarze 534: resp_searchform(req, FOCUS_QUERY);
1.65 schwarze 535: printf("<p>\n"
1.26 schwarze 536: "This web interface is documented in the\n"
1.83 schwarze 537: "<a class=\"Xr\" href=\"/%s%sman.cgi.8\">man.cgi(8)</a>\n"
1.26 schwarze 538: "manual, and the\n"
1.83 schwarze 539: "<a class=\"Xr\" href=\"/%s%sapropos.1\">apropos(1)</a>\n"
1.9 schwarze 540: "manual explains the query syntax.\n"
1.65 schwarze 541: "</p>\n",
1.58 schwarze 542: scriptname, *scriptname == '\0' ? "" : "/",
543: scriptname, *scriptname == '\0' ? "" : "/");
1.1 schwarze 544: resp_end_html();
545: }
546:
547: static void
1.106 schwarze 548: pg_noresult(const struct req *req, int code, const char *http_msg,
549: const char *user_msg)
1.1 schwarze 550: {
1.106 schwarze 551: resp_begin_html(code, http_msg, NULL);
1.70 schwarze 552: resp_searchform(req, FOCUS_QUERY);
1.65 schwarze 553: puts("<p>");
1.106 schwarze 554: puts(user_msg);
1.65 schwarze 555: puts("</p>");
1.1 schwarze 556: resp_end_html();
557: }
558:
559: static void
1.12 schwarze 560: pg_error_badrequest(const char *msg)
1.1 schwarze 561: {
562:
1.88 schwarze 563: resp_begin_html(400, "Bad Request", NULL);
1.65 schwarze 564: puts("<h1>Bad Request</h1>\n"
565: "<p>\n");
1.1 schwarze 566: puts(msg);
567: printf("Try again from the\n"
1.65 schwarze 568: "<a href=\"/%s\">main page</a>.\n"
569: "</p>", scriptname);
1.1 schwarze 570: resp_end_html();
571: }
572:
573: static void
1.12 schwarze 574: pg_error_internal(void)
1.1 schwarze 575: {
1.88 schwarze 576: resp_begin_html(500, "Internal Server Error", NULL);
1.65 schwarze 577: puts("<p>Internal Server Error</p>");
1.1 schwarze 578: resp_end_html();
579: }
580:
581: static void
1.87 schwarze 582: pg_redirect(const struct req *req, const char *name)
583: {
1.91 schwarze 584: printf("Status: 303 See Other\r\n"
585: "Location: /");
1.87 schwarze 586: if (*scriptname != '\0')
587: printf("%s/", scriptname);
588: if (strcmp(req->q.manpath, req->p[0]))
589: printf("%s/", req->q.manpath);
590: if (req->q.arch != NULL)
591: printf("%s/", req->q.arch);
1.97 schwarze 592: http_encode(name);
593: if (req->q.sec != NULL) {
594: putchar('.');
595: http_encode(req->q.sec);
596: }
1.87 schwarze 597: printf("\r\nContent-Type: text/html; charset=utf-8\r\n\r\n");
598: }
599:
600: static void
1.12 schwarze 601: pg_searchres(const struct req *req, struct manpage *r, size_t sz)
1.1 schwarze 602: {
1.21 schwarze 603: char *arch, *archend;
1.59 schwarze 604: const char *sec;
605: size_t i, iuse;
1.21 schwarze 606: int archprio, archpriouse;
1.10 schwarze 607: int prio, priouse;
1.1 schwarze 608:
1.16 schwarze 609: for (i = 0; i < sz; i++) {
610: if (validate_filename(r[i].file))
611: continue;
1.67 schwarze 612: warnx("invalid filename %s in %s database",
1.16 schwarze 613: r[i].file, req->q.manpath);
614: pg_error_internal();
615: return;
616: }
617:
1.60 schwarze 618: if (req->isquery && sz == 1) {
1.1 schwarze 619: /*
620: * If we have just one result, then jump there now
621: * without any delay.
622: */
1.91 schwarze 623: printf("Status: 303 See Other\r\n"
624: "Location: /");
625: if (*scriptname != '\0')
626: printf("%s/", scriptname);
627: if (strcmp(req->q.manpath, req->p[0]))
628: printf("%s/", req->q.manpath);
629: printf("%s\r\n"
630: "Content-Type: text/html; charset=utf-8\r\n\r\n",
631: r[0].file);
1.1 schwarze 632: return;
633: }
634:
1.10 schwarze 635: /*
636: * In man(1) mode, show one of the pages
637: * even if more than one is found.
638: */
639:
1.88 schwarze 640: iuse = 0;
1.62 schwarze 641: if (req->q.equal || sz == 1) {
1.59 schwarze 642: priouse = 20;
1.21 schwarze 643: archpriouse = 3;
1.10 schwarze 644: for (i = 0; i < sz; i++) {
1.59 schwarze 645: sec = r[i].file;
646: sec += strcspn(sec, "123456789");
647: if (sec[0] == '\0')
1.10 schwarze 648: continue;
1.59 schwarze 649: prio = sec_prios[sec[0] - '1'];
650: if (sec[1] != '/')
651: prio += 10;
652: if (req->q.arch == NULL) {
1.21 schwarze 653: archprio =
1.59 schwarze 654: ((arch = strchr(sec + 1, '/'))
655: == NULL) ? 3 :
656: ((archend = strchr(arch + 1, '/'))
657: == NULL) ? 0 :
1.21 schwarze 658: strncmp(arch, "amd64/",
659: archend - arch) ? 2 : 1;
660: if (archprio < archpriouse) {
661: archpriouse = archprio;
662: priouse = prio;
663: iuse = i;
664: continue;
665: }
666: if (archprio > archpriouse)
667: continue;
668: }
1.10 schwarze 669: if (prio >= priouse)
670: continue;
671: priouse = prio;
672: iuse = i;
673: }
1.88 schwarze 674: resp_begin_html(200, NULL, r[iuse].file);
675: } else
676: resp_begin_html(200, NULL, NULL);
677:
678: resp_searchform(req,
679: req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY);
680:
681: if (sz > 1) {
682: puts("<table class=\"results\">");
683: for (i = 0; i < sz; i++) {
684: printf(" <tr>\n"
685: " <td>"
1.89 schwarze 686: "<a class=\"Xr\" href=\"/");
687: if (*scriptname != '\0')
688: printf("%s/", scriptname);
689: if (strcmp(req->q.manpath, req->p[0]))
690: printf("%s/", req->q.manpath);
691: printf("%s\">", r[i].file);
1.88 schwarze 692: html_print(r[i].names);
693: printf("</a></td>\n"
694: " <td><span class=\"Nd\">");
695: html_print(r[i].output);
696: puts("</span></td>\n"
697: " </tr>");
698: }
699: puts("</table>");
700: }
701:
702: if (req->q.equal || sz == 1) {
703: puts("<hr>");
1.10 schwarze 704: resp_show(req, r[iuse].file);
705: }
706:
1.1 schwarze 707: resp_end_html();
708: }
709:
710: static void
1.68 schwarze 711: resp_catman(const struct req *req, const char *file)
1.1 schwarze 712: {
713: FILE *f;
1.54 schwarze 714: char *p;
715: size_t sz;
716: ssize_t len;
1.1 schwarze 717: int i;
718: int italic, bold;
719:
1.54 schwarze 720: if ((f = fopen(file, "r")) == NULL) {
1.65 schwarze 721: puts("<p>You specified an invalid manual file.</p>");
1.1 schwarze 722: return;
723: }
724:
1.65 schwarze 725: puts("<div class=\"catman\">\n"
726: "<pre>");
1.1 schwarze 727:
1.54 schwarze 728: p = NULL;
729: sz = 0;
730:
731: while ((len = getline(&p, &sz, f)) != -1) {
1.1 schwarze 732: bold = italic = 0;
1.54 schwarze 733: for (i = 0; i < len - 1; i++) {
1.43 schwarze 734: /*
1.1 schwarze 735: * This means that the catpage is out of state.
736: * Ignore it and keep going (although the
737: * catpage is bogus).
738: */
739:
740: if ('\b' == p[i] || '\n' == p[i])
741: continue;
742:
743: /*
744: * Print a regular character.
745: * Close out any bold/italic scopes.
746: * If we're in back-space mode, make sure we'll
747: * have something to enter when we backspace.
748: */
749:
750: if ('\b' != p[i + 1]) {
751: if (italic)
1.65 schwarze 752: printf("</i>");
1.1 schwarze 753: if (bold)
1.65 schwarze 754: printf("</b>");
1.1 schwarze 755: italic = bold = 0;
756: html_putchar(p[i]);
757: continue;
1.54 schwarze 758: } else if (i + 2 >= len)
1.1 schwarze 759: continue;
760:
761: /* Italic mode. */
762:
763: if ('_' == p[i]) {
764: if (bold)
1.65 schwarze 765: printf("</b>");
1.1 schwarze 766: if ( ! italic)
1.65 schwarze 767: printf("<i>");
1.1 schwarze 768: bold = 0;
769: italic = 1;
770: i += 2;
771: html_putchar(p[i]);
772: continue;
773: }
774:
1.43 schwarze 775: /*
1.1 schwarze 776: * Handle funny behaviour troff-isms.
777: * These grok'd from the original man2html.c.
778: */
779:
780: if (('+' == p[i] && 'o' == p[i + 2]) ||
781: ('o' == p[i] && '+' == p[i + 2]) ||
782: ('|' == p[i] && '=' == p[i + 2]) ||
783: ('=' == p[i] && '|' == p[i + 2]) ||
784: ('*' == p[i] && '=' == p[i + 2]) ||
785: ('=' == p[i] && '*' == p[i + 2]) ||
786: ('*' == p[i] && '|' == p[i + 2]) ||
787: ('|' == p[i] && '*' == p[i + 2])) {
788: if (italic)
1.65 schwarze 789: printf("</i>");
1.1 schwarze 790: if (bold)
1.65 schwarze 791: printf("</b>");
1.1 schwarze 792: italic = bold = 0;
793: putchar('*');
794: i += 2;
795: continue;
796: } else if (('|' == p[i] && '-' == p[i + 2]) ||
797: ('-' == p[i] && '|' == p[i + 1]) ||
798: ('+' == p[i] && '-' == p[i + 1]) ||
799: ('-' == p[i] && '+' == p[i + 1]) ||
800: ('+' == p[i] && '|' == p[i + 1]) ||
801: ('|' == p[i] && '+' == p[i + 1])) {
802: if (italic)
1.65 schwarze 803: printf("</i>");
1.1 schwarze 804: if (bold)
1.65 schwarze 805: printf("</b>");
1.1 schwarze 806: italic = bold = 0;
807: putchar('+');
808: i += 2;
809: continue;
810: }
811:
812: /* Bold mode. */
1.43 schwarze 813:
1.1 schwarze 814: if (italic)
1.65 schwarze 815: printf("</i>");
1.1 schwarze 816: if ( ! bold)
1.65 schwarze 817: printf("<b>");
1.1 schwarze 818: bold = 1;
819: italic = 0;
820: i += 2;
821: html_putchar(p[i]);
822: }
823:
1.43 schwarze 824: /*
1.1 schwarze 825: * Clean up the last character.
1.43 schwarze 826: * We can get to a newline; don't print that.
1.1 schwarze 827: */
828:
829: if (italic)
1.65 schwarze 830: printf("</i>");
1.1 schwarze 831: if (bold)
1.65 schwarze 832: printf("</b>");
1.1 schwarze 833:
1.54 schwarze 834: if (i == len - 1 && p[i] != '\n')
1.1 schwarze 835: html_putchar(p[i]);
836:
837: putchar('\n');
838: }
1.54 schwarze 839: free(p);
1.1 schwarze 840:
1.65 schwarze 841: puts("</pre>\n"
842: "</div>");
1.1 schwarze 843:
844: fclose(f);
845: }
846:
847: static void
1.68 schwarze 848: resp_format(const struct req *req, const char *file)
1.1 schwarze 849: {
1.45 schwarze 850: struct manoutput conf;
1.1 schwarze 851: struct mparse *mp;
1.102 schwarze 852: struct roff_meta *meta;
1.1 schwarze 853: void *vp;
1.30 schwarze 854: int fd;
855: int usepath;
1.1 schwarze 856:
857: if (-1 == (fd = open(file, O_RDONLY, 0))) {
1.65 schwarze 858: puts("<p>You specified an invalid manual file.</p>");
1.1 schwarze 859: return;
860: }
861:
1.49 schwarze 862: mchars_alloc();
1.102 schwarze 863: mp = mparse_alloc(MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1 |
864: MPARSE_VALIDATE, MANDOC_OS_OTHER, req->q.manpath);
1.42 schwarze 865: mparse_readfd(mp, fd, file);
1.1 schwarze 866: close(fd);
1.102 schwarze 867: meta = mparse_result(mp);
1.1 schwarze 868:
1.45 schwarze 869: memset(&conf, 0, sizeof(conf));
870: conf.fragment = 1;
1.84 schwarze 871: conf.style = mandoc_strdup(CSS_DIR "/mandoc.css");
1.30 schwarze 872: usepath = strcmp(req->q.manpath, req->p[0]);
1.90 schwarze 873: mandoc_asprintf(&conf.man, "/%s%s%s%s%%N.%%S",
874: scriptname, *scriptname == '\0' ? "" : "/",
1.61 schwarze 875: usepath ? req->q.manpath : "", usepath ? "/" : "");
1.1 schwarze 876:
1.49 schwarze 877: vp = html_alloc(&conf);
1.102 schwarze 878: if (meta->macroset == MACROSET_MDOC)
879: html_mdoc(vp, meta);
880: else
881: html_man(vp, meta);
1.1 schwarze 882:
883: html_free(vp);
884: mparse_free(mp);
1.49 schwarze 885: mchars_free();
1.45 schwarze 886: free(conf.man);
1.84 schwarze 887: free(conf.style);
1.1 schwarze 888: }
889:
890: static void
1.10 schwarze 891: resp_show(const struct req *req, const char *file)
892: {
1.16 schwarze 893:
894: if ('.' == file[0] && '/' == file[1])
1.11 schwarze 895: file += 2;
1.10 schwarze 896:
897: if ('c' == *file)
1.68 schwarze 898: resp_catman(req, file);
1.10 schwarze 899: else
1.68 schwarze 900: resp_format(req, file);
1.10 schwarze 901: }
902:
903: static void
1.24 schwarze 904: pg_show(struct req *req, const char *fullpath)
1.1 schwarze 905: {
1.24 schwarze 906: char *manpath;
907: const char *file;
1.1 schwarze 908:
1.24 schwarze 909: if ((file = strchr(fullpath, '/')) == NULL) {
1.12 schwarze 910: pg_error_badrequest(
1.1 schwarze 911: "You did not specify a page to show.");
912: return;
1.43 schwarze 913: }
1.24 schwarze 914: manpath = mandoc_strndup(fullpath, file - fullpath);
915: file++;
1.1 schwarze 916:
1.24 schwarze 917: if ( ! validate_manpath(req, manpath)) {
1.17 schwarze 918: pg_error_badrequest(
919: "You specified an invalid manpath.");
1.24 schwarze 920: free(manpath);
1.17 schwarze 921: return;
922: }
923:
1.1 schwarze 924: /*
925: * Begin by chdir()ing into the manpath.
926: * This way we can pick up the database files, which are
927: * relative to the manpath root.
928: */
929:
1.24 schwarze 930: if (chdir(manpath) == -1) {
1.67 schwarze 931: warn("chdir %s", manpath);
1.17 schwarze 932: pg_error_internal();
1.24 schwarze 933: free(manpath);
1.16 schwarze 934: return;
935: }
1.73 schwarze 936: free(manpath);
1.24 schwarze 937:
938: if ( ! validate_filename(file)) {
1.16 schwarze 939: pg_error_badrequest(
940: "You specified an invalid manual file.");
1.1 schwarze 941: return;
942: }
1.19 schwarze 943:
1.88 schwarze 944: resp_begin_html(200, NULL, file);
1.70 schwarze 945: resp_searchform(req, FOCUS_NONE);
1.24 schwarze 946: resp_show(req, file);
1.10 schwarze 947: resp_end_html();
1.1 schwarze 948: }
949:
950: static void
1.6 schwarze 951: pg_search(const struct req *req)
1.1 schwarze 952: {
953: struct mansearch search;
954: struct manpaths paths;
955: struct manpage *res;
1.36 schwarze 956: char **argv;
957: char *query, *rp, *wp;
1.1 schwarze 958: size_t ressz;
1.36 schwarze 959: int argc;
1.1 schwarze 960:
961: /*
962: * Begin by chdir()ing into the root of the manpath.
963: * This way we can pick up the database files, which are
964: * relative to the manpath root.
965: */
966:
1.67 schwarze 967: if (chdir(req->q.manpath) == -1) {
968: warn("chdir %s", req->q.manpath);
1.17 schwarze 969: pg_error_internal();
1.1 schwarze 970: return;
971: }
972:
973: search.arch = req->q.arch;
974: search.sec = req->q.sec;
1.35 schwarze 975: search.outkey = "Nd";
976: search.argmode = req->q.equal ? ARG_NAME : ARG_EXPR;
1.40 schwarze 977: search.firstmatch = 1;
1.1 schwarze 978:
979: paths.sz = 1;
980: paths.paths = mandoc_malloc(sizeof(char *));
981: paths.paths[0] = mandoc_strdup(".");
982:
983: /*
1.36 schwarze 984: * Break apart at spaces with backslash-escaping.
1.1 schwarze 985: */
986:
1.36 schwarze 987: argc = 0;
988: argv = NULL;
989: rp = query = mandoc_strdup(req->q.query);
990: for (;;) {
991: while (isspace((unsigned char)*rp))
992: rp++;
993: if (*rp == '\0')
994: break;
995: argv = mandoc_reallocarray(argv, argc + 1, sizeof(char *));
996: argv[argc++] = wp = rp;
997: for (;;) {
998: if (isspace((unsigned char)*rp)) {
999: *wp = '\0';
1000: rp++;
1001: break;
1002: }
1003: if (rp[0] == '\\' && rp[1] != '\0')
1004: rp++;
1005: if (wp != rp)
1006: *wp = *rp;
1007: if (*rp == '\0')
1008: break;
1009: wp++;
1010: rp++;
1011: }
1.1 schwarze 1012: }
1013:
1.87 schwarze 1014: res = NULL;
1015: ressz = 0;
1016: if (req->isquery && req->q.equal && argc == 1)
1017: pg_redirect(req, argv[0]);
1018: else if (mansearch(&search, &paths, argc, argv, &res, &ressz) == 0)
1.106 schwarze 1019: pg_noresult(req, 400, "Bad Request",
1020: "You entered an invalid query.");
1.87 schwarze 1021: else if (ressz == 0)
1.106 schwarze 1022: pg_noresult(req, 404, "Not Found", "No results found.");
1.1 schwarze 1023: else
1.12 schwarze 1024: pg_searchres(req, res, ressz);
1.1 schwarze 1025:
1.36 schwarze 1026: free(query);
1027: mansearch_free(res, ressz);
1.1 schwarze 1028: free(paths.paths[0]);
1029: free(paths.paths);
1030: }
1031:
1032: int
1033: main(void)
1034: {
1.6 schwarze 1035: struct req req;
1.33 schwarze 1036: struct itimerval itimer;
1.6 schwarze 1037: const char *path;
1.23 schwarze 1038: const char *querystring;
1.1 schwarze 1039: int i;
1.86 schwarze 1040:
1041: /*
1042: * The "rpath" pledge could be revoked after mparse_readfd()
1043: * if the file desciptor to "/footer.html" would be opened
1044: * up front, but it's probably not worth the complication
1045: * of the code it would cause: it would require scattering
1046: * pledge() calls in multiple low-level resp_*() functions.
1047: */
1048:
1049: if (pledge("stdio rpath", NULL) == -1) {
1050: warn("pledge");
1051: pg_error_internal();
1052: return EXIT_FAILURE;
1053: }
1.33 schwarze 1054:
1055: /* Poor man's ReDoS mitigation. */
1056:
1.38 schwarze 1057: itimer.it_value.tv_sec = 2;
1.33 schwarze 1058: itimer.it_value.tv_usec = 0;
1.38 schwarze 1059: itimer.it_interval.tv_sec = 2;
1.33 schwarze 1060: itimer.it_interval.tv_usec = 0;
1061: if (setitimer(ITIMER_VIRTUAL, &itimer, NULL) == -1) {
1.67 schwarze 1062: warn("setitimer");
1.20 schwarze 1063: pg_error_internal();
1.48 schwarze 1064: return EXIT_FAILURE;
1.20 schwarze 1065: }
1066:
1.1 schwarze 1067: /*
1.7 schwarze 1068: * First we change directory into the MAN_DIR so that
1.1 schwarze 1069: * subsequent scanning for manpath directories is rooted
1070: * relative to the same position.
1071: */
1072:
1.67 schwarze 1073: if (chdir(MAN_DIR) == -1) {
1074: warn("MAN_DIR: %s", MAN_DIR);
1.12 schwarze 1075: pg_error_internal();
1.48 schwarze 1076: return EXIT_FAILURE;
1.43 schwarze 1077: }
1.1 schwarze 1078:
1079: memset(&req, 0, sizeof(struct req));
1.57 schwarze 1080: req.q.equal = 1;
1.68 schwarze 1081: parse_manpath_conf(&req);
1.1 schwarze 1082:
1.56 schwarze 1083: /* Parse the path info and the query string. */
1.1 schwarze 1084:
1.56 schwarze 1085: if ((path = getenv("PATH_INFO")) == NULL)
1086: path = "";
1087: else if (*path == '/')
1088: path++;
1089:
1.63 schwarze 1090: if (*path != '\0') {
1.68 schwarze 1091: parse_path_info(&req, path);
1.92 schwarze 1092: if (req.q.manpath == NULL || req.q.sec == NULL ||
1093: *req.q.query == '\0' || access(path, F_OK) == -1)
1.63 schwarze 1094: path = "";
1.56 schwarze 1095: } else if ((querystring = getenv("QUERY_STRING")) != NULL)
1.68 schwarze 1096: parse_query_string(&req, querystring);
1.17 schwarze 1097:
1.56 schwarze 1098: /* Validate parsed data and add defaults. */
1099:
1.41 schwarze 1100: if (req.q.manpath == NULL)
1101: req.q.manpath = mandoc_strdup(req.p[0]);
1102: else if ( ! validate_manpath(&req, req.q.manpath)) {
1.17 schwarze 1103: pg_error_badrequest(
1104: "You specified an invalid manpath.");
1.48 schwarze 1105: return EXIT_FAILURE;
1.17 schwarze 1106: }
1.1 schwarze 1107:
1.97 schwarze 1108: if (req.q.arch != NULL && validate_arch(req.q.arch) == 0) {
1.20 schwarze 1109: pg_error_badrequest(
1110: "You specified an invalid architecture.");
1.48 schwarze 1111: return EXIT_FAILURE;
1.20 schwarze 1112: }
1113:
1.6 schwarze 1114: /* Dispatch to the three different pages. */
1.1 schwarze 1115:
1.6 schwarze 1116: if ('\0' != *path)
1117: pg_show(&req, path);
1.25 schwarze 1118: else if (NULL != req.q.query)
1.6 schwarze 1119: pg_search(&req);
1120: else
1.12 schwarze 1121: pg_index(&req);
1.1 schwarze 1122:
1.23 schwarze 1123: free(req.q.manpath);
1124: free(req.q.arch);
1125: free(req.q.sec);
1.25 schwarze 1126: free(req.q.query);
1.1 schwarze 1127: for (i = 0; i < (int)req.psz; i++)
1128: free(req.p[i]);
1129: free(req.p);
1.48 schwarze 1130: return EXIT_SUCCESS;
1.56 schwarze 1131: }
1132:
1133: /*
1.99 schwarze 1134: * Translate PATH_INFO to a query.
1.56 schwarze 1135: */
1136: static void
1.68 schwarze 1137: parse_path_info(struct req *req, const char *path)
1.56 schwarze 1138: {
1.99 schwarze 1139: const char *name, *sec, *end;
1.56 schwarze 1140:
1.60 schwarze 1141: req->isquery = 0;
1.56 schwarze 1142: req->q.equal = 1;
1.99 schwarze 1143: req->q.manpath = NULL;
1.74 schwarze 1144: req->q.arch = NULL;
1.56 schwarze 1145:
1146: /* Mandatory manual page name. */
1.99 schwarze 1147: if ((name = strrchr(path, '/')) == NULL)
1148: name = path;
1149: else
1150: name++;
1.56 schwarze 1151:
1152: /* Optional trailing section. */
1.99 schwarze 1153: sec = strrchr(name, '.');
1154: if (sec != NULL && isdigit((unsigned char)*++sec)) {
1155: req->q.query = mandoc_strndup(name, sec - name - 1);
1156: req->q.sec = mandoc_strdup(sec);
1157: } else {
1158: req->q.query = mandoc_strdup(name);
1159: req->q.sec = NULL;
1.56 schwarze 1160: }
1161:
1162: /* Handle the case of name[.section] only. */
1.99 schwarze 1163: if (name == path)
1.56 schwarze 1164: return;
1165:
1.74 schwarze 1166: /* Optional manpath. */
1.99 schwarze 1167: end = strchr(path, '/');
1168: req->q.manpath = mandoc_strndup(path, end - path);
1169: if (validate_manpath(req, req->q.manpath)) {
1170: path = end + 1;
1171: if (name == path)
1172: return;
1173: } else {
1174: free(req->q.manpath);
1.74 schwarze 1175: req->q.manpath = NULL;
1.99 schwarze 1176: }
1.56 schwarze 1177:
1.74 schwarze 1178: /* Optional section. */
1.103 schwarze 1179: if (strncmp(path, "man", 3) == 0 || strncmp(path, "cat", 3) == 0) {
1.99 schwarze 1180: path += 3;
1181: end = strchr(path, '/');
1.66 schwarze 1182: free(req->q.sec);
1.99 schwarze 1183: req->q.sec = mandoc_strndup(path, end - path);
1184: path = end + 1;
1185: if (name == path)
1186: return;
1.56 schwarze 1187: }
1.99 schwarze 1188:
1189: /* Optional architecture. */
1190: end = strchr(path, '/');
1191: if (end + 1 != name) {
1192: pg_error_badrequest(
1193: "You specified too many directory components.");
1194: exit(EXIT_FAILURE);
1.74 schwarze 1195: }
1.99 schwarze 1196: req->q.arch = mandoc_strndup(path, end - path);
1197: if (validate_arch(req->q.arch) == 0) {
1.74 schwarze 1198: pg_error_badrequest(
1199: "You specified an invalid directory component.");
1200: exit(EXIT_FAILURE);
1201: }
1.1 schwarze 1202: }
1203:
1204: /*
1205: * Scan for indexable paths.
1206: */
1207: static void
1.68 schwarze 1208: parse_manpath_conf(struct req *req)
1.1 schwarze 1209: {
1210: FILE *fp;
1211: char *dp;
1212: size_t dpsz;
1.54 schwarze 1213: ssize_t len;
1.1 schwarze 1214:
1.67 schwarze 1215: if ((fp = fopen("manpath.conf", "r")) == NULL) {
1216: warn("%s/manpath.conf", MAN_DIR);
1.14 schwarze 1217: pg_error_internal();
1218: exit(EXIT_FAILURE);
1219: }
1.1 schwarze 1220:
1.54 schwarze 1221: dp = NULL;
1222: dpsz = 0;
1223:
1224: while ((len = getline(&dp, &dpsz, fp)) != -1) {
1225: if (dp[len - 1] == '\n')
1226: dp[--len] = '\0';
1.1 schwarze 1227: req->p = mandoc_realloc(req->p,
1228: (req->psz + 1) * sizeof(char *));
1.20 schwarze 1229: if ( ! validate_urifrag(dp)) {
1.67 schwarze 1230: warnx("%s/manpath.conf contains "
1231: "unsafe path \"%s\"", MAN_DIR, dp);
1.20 schwarze 1232: pg_error_internal();
1233: exit(EXIT_FAILURE);
1234: }
1.67 schwarze 1235: if (strchr(dp, '/') != NULL) {
1236: warnx("%s/manpath.conf contains "
1237: "path with slash \"%s\"", MAN_DIR, dp);
1.20 schwarze 1238: pg_error_internal();
1239: exit(EXIT_FAILURE);
1240: }
1241: req->p[req->psz++] = dp;
1.54 schwarze 1242: dp = NULL;
1243: dpsz = 0;
1.14 schwarze 1244: }
1.54 schwarze 1245: free(dp);
1.14 schwarze 1246:
1.67 schwarze 1247: if (req->p == NULL) {
1248: warnx("%s/manpath.conf is empty", MAN_DIR);
1.14 schwarze 1249: pg_error_internal();
1250: exit(EXIT_FAILURE);
1.1 schwarze 1251: }
1252: }