1 /* Reading/parsing the initialization file.
2 Copyright (C) 1995, 1996, 1997, 1998, 2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GNU Wget.
7 GNU Wget is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GNU Wget is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with Wget; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
24 #include <sys/types.h>
39 # include <sys/socket.h>
40 # include <netinet/in.h>
42 # include <arpa/inet.h>
56 #include "cookies.h" /* for cookies_cleanup */
62 /* We want tilde expansion enabled only when reading `.wgetrc' lines;
63 otherwise, it will be performed by the shell. This variable will
64 be set by the wgetrc-reading function. */
66 static int enable_tilde_expansion;
69 #define CMD_DECLARE(func) static int func \
70 PARAMS ((const char *, const char *, void *))
72 CMD_DECLARE (cmd_address);
73 CMD_DECLARE (cmd_boolean);
74 CMD_DECLARE (cmd_bytes);
75 CMD_DECLARE (cmd_directory_vector);
76 CMD_DECLARE (cmd_lockable_boolean);
77 CMD_DECLARE (cmd_number);
78 CMD_DECLARE (cmd_number_inf);
79 CMD_DECLARE (cmd_string);
80 CMD_DECLARE (cmd_file);
81 CMD_DECLARE (cmd_time);
82 CMD_DECLARE (cmd_vector);
84 CMD_DECLARE (cmd_spec_dirstruct);
85 CMD_DECLARE (cmd_spec_header);
86 CMD_DECLARE (cmd_spec_htmlify);
87 CMD_DECLARE (cmd_spec_mirror);
88 /*CMD_DECLARE (cmd_spec_progress);*/
89 CMD_DECLARE (cmd_spec_recursive);
90 CMD_DECLARE (cmd_spec_useragent);
92 /* List of recognized commands, each consisting of name, closure and function.
93 When adding a new command, simply add it to the list, but be sure to keep the
94 list sorted alphabetically, as comind() depends on it. Also, be sure to add
95 any entries that allocate memory (e.g. cmd_string and cmd_vector guys) to the
96 cleanup() function below. */
100 int (*action) PARAMS ((const char *, const char *, void *));
102 { "accept", &opt.accepts, cmd_vector },
103 { "addhostdir", &opt.add_hostdir, cmd_boolean },
104 { "alwaysrest", &opt.always_rest, cmd_boolean }, /* deprecated */
105 { "background", &opt.background, cmd_boolean },
106 { "backupconverted", &opt.backup_converted, cmd_boolean },
107 { "backups", &opt.backups, cmd_number },
108 { "base", &opt.base_href, cmd_string },
109 { "bindaddress", &opt.bind_address, cmd_address },
110 { "cache", &opt.allow_cache, cmd_boolean },
111 { "continue", &opt.always_rest, cmd_boolean },
112 { "convertlinks", &opt.convert_links, cmd_boolean },
113 { "cookies", &opt.cookies, cmd_boolean },
114 { "cutdirs", &opt.cut_dirs, cmd_number },
116 { "debug", &opt.debug, cmd_boolean },
118 { "deleteafter", &opt.delete_after, cmd_boolean },
119 { "dirprefix", &opt.dir_prefix, cmd_file },
120 { "dirstruct", NULL, cmd_spec_dirstruct },
121 { "domains", &opt.domains, cmd_vector },
122 { "dotbytes", &opt.dot_bytes, cmd_bytes },
123 { "dotsinline", &opt.dots_in_line, cmd_number },
124 { "dotspacing", &opt.dot_spacing, cmd_number },
125 { "excludedirectories", &opt.excludes, cmd_directory_vector },
126 { "excludedomains", &opt.exclude_domains, cmd_vector },
127 { "followftp", &opt.follow_ftp, cmd_boolean },
128 { "followtags", &opt.follow_tags, cmd_vector },
129 { "forcehtml", &opt.force_html, cmd_boolean },
130 { "ftpproxy", &opt.ftp_proxy, cmd_string },
131 { "glob", &opt.ftp_glob, cmd_boolean },
132 { "header", NULL, cmd_spec_header },
133 { "htmlextension", &opt.html_extension, cmd_boolean },
134 { "htmlify", NULL, cmd_spec_htmlify },
135 { "httpkeepalive", &opt.http_keep_alive, cmd_boolean },
136 { "httppasswd", &opt.http_passwd, cmd_string },
137 { "httpproxy", &opt.http_proxy, cmd_string },
138 { "httpsproxy", &opt.https_proxy, cmd_string },
139 { "httpuser", &opt.http_user, cmd_string },
140 { "ignorelength", &opt.ignore_length, cmd_boolean },
141 { "ignoretags", &opt.ignore_tags, cmd_vector },
142 { "includedirectories", &opt.includes, cmd_directory_vector },
143 { "input", &opt.input_filename, cmd_file },
144 { "killlonger", &opt.kill_longer, cmd_boolean },
145 { "limitrate", &opt.limit_rate, cmd_bytes },
146 { "loadcookies", &opt.cookies_input, cmd_file },
147 { "logfile", &opt.lfilename, cmd_file },
148 { "login", &opt.ftp_acc, cmd_string },
149 { "mirror", NULL, cmd_spec_mirror },
150 { "netrc", &opt.netrc, cmd_boolean },
151 { "noclobber", &opt.noclobber, cmd_boolean },
152 { "noparent", &opt.no_parent, cmd_boolean },
153 { "noproxy", &opt.no_proxy, cmd_vector },
154 { "numtries", &opt.ntry, cmd_number_inf },/* deprecated*/
155 { "outputdocument", &opt.output_document, cmd_file },
156 { "pagerequisites", &opt.page_requisites, cmd_boolean },
157 { "passiveftp", &opt.ftp_pasv, cmd_lockable_boolean },
158 { "passwd", &opt.ftp_pass, cmd_string },
159 { "progress", &opt.progress_type, cmd_string },
160 { "proxypasswd", &opt.proxy_passwd, cmd_string },
161 { "proxyuser", &opt.proxy_user, cmd_string },
162 { "quiet", &opt.quiet, cmd_boolean },
163 { "quota", &opt.quota, cmd_bytes },
164 { "randomwait", &opt.random_wait, cmd_boolean },
165 { "reclevel", &opt.reclevel, cmd_number_inf },
166 { "recursive", NULL, cmd_spec_recursive },
167 { "referer", &opt.referer, cmd_string },
168 { "reject", &opt.rejects, cmd_vector },
169 { "relativeonly", &opt.relative_only, cmd_boolean },
170 { "removelisting", &opt.remove_listing, cmd_boolean },
171 { "retrsymlinks", &opt.retr_symlinks, cmd_boolean },
172 { "robots", &opt.use_robots, cmd_boolean },
173 { "savecookies", &opt.cookies_output, cmd_file },
174 { "saveheaders", &opt.save_headers, cmd_boolean },
175 { "serverresponse", &opt.server_response, cmd_boolean },
176 { "spanhosts", &opt.spanhost, cmd_boolean },
177 { "spider", &opt.spider, cmd_boolean },
179 { "sslcertfile", &opt.sslcertfile, cmd_file },
180 { "sslcertkey", &opt.sslcertkey, cmd_file },
181 #endif /* HAVE_SSL */
182 { "timeout", &opt.timeout, cmd_time },
183 { "timestamping", &opt.timestamping, cmd_boolean },
184 { "tries", &opt.ntry, cmd_number_inf },
185 { "useproxy", &opt.use_proxy, cmd_boolean },
186 { "useragent", NULL, cmd_spec_useragent },
187 { "verbose", &opt.verbose, cmd_boolean },
188 { "wait", &opt.wait, cmd_time },
189 { "waitretry", &opt.waitretry, cmd_time }
192 /* Return index of COM if it is a valid command, or -1 otherwise. COM
193 is looked up in `commands' using binary search algorithm. */
195 comind (const char *com)
197 int min = 0, max = ARRAY_SIZE (commands) - 1;
201 int i = (min + max) / 2;
202 int cmp = strcasecmp (com, commands[i].name);
214 /* Reset the variables to default values. */
220 /* Most of the default values are 0. Just reset everything, and
221 fill in the non-zero values. Note that initializing pointers to
222 NULL this way is technically illegal, but porting Wget to a
223 machine where NULL is not all-zero bit pattern will be the least
224 of the implementors' worries. */
225 memset (&opt, 0, sizeof (opt));
230 opt.dir_prefix = xstrdup (".");
234 opt.ftp_acc = xstrdup ("anonymous");
235 opt.ftp_pass = xstrdup ("-wget@");
239 opt.http_keep_alive = 1;
241 tmp = getenv ("no_proxy");
243 opt.no_proxy = sepstring (tmp);
251 opt.remove_listing = 1;
253 opt.dot_bytes = 1024;
254 opt.dot_spacing = 10;
255 opt.dots_in_line = 50;
258 /* Return the user's home directory (strdup-ed), or NULL if none is
263 char *home = getenv ("HOME");
268 /* If HOME is not defined, try getting it from the password
270 struct passwd *pwd = getpwuid (getuid ());
271 if (!pwd || !pwd->pw_dir)
276 /* #### Maybe I should grab home_dir from registry, but the best
277 that I could get from there is user's Start menu. It sucks! */
281 return home ? xstrdup (home) : NULL;
284 /* Return the path to the user's .wgetrc. This is either the value of
285 `WGETRC' environment variable, or `$HOME/.wgetrc'.
287 If the `WGETRC' variable exists but the file does not exist, the
288 function will exit(). */
290 wgetrc_file_name (void)
295 /* Try the environment. */
296 env = getenv ("WGETRC");
299 if (!file_exists_p (env))
301 fprintf (stderr, "%s: %s: %s.\n", exec_name, file, strerror (errno));
304 return xstrdup (env);
308 /* If that failed, try $HOME/.wgetrc. */
312 file = (char *)xmalloc (strlen (home) + 1 + strlen (".wgetrc") + 1);
313 sprintf (file, "%s/.wgetrc", home);
317 /* Under Windows, "home" is (for the purposes of this function) the
318 directory where `wget.exe' resides, and `wget.ini' will be used
319 as file name. SYSTEM_WGETRC should not be defined under WINDOWS.
321 It is not as trivial as I assumed, because on 95 argv[0] is full
322 path, but on NT you get what you typed in command line. --dbudor */
326 file = (char *)xmalloc (strlen (home) + strlen ("wget.ini") + 1);
327 sprintf (file, "%swget.ini", home);
333 if (!file_exists_p (file))
341 /* Initialize variables from a wgetrc file */
343 run_wgetrc (const char *file)
349 fp = fopen (file, "rb");
352 fprintf (stderr, _("%s: Cannot read %s (%s).\n"), exec_name,
353 file, strerror (errno));
356 enable_tilde_expansion = 1;
358 while ((line = read_whole_line (fp)))
363 /* Parse the line. */
364 status = parse_line (line, &com, &val);
366 /* If everything is OK, set the value. */
369 if (!setval (com, val))
370 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
375 else if (status == 0)
376 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
380 enable_tilde_expansion = 0;
384 /* Initialize the defaults and run the system wgetrc and user's own
391 /* Load the hard-coded defaults. */
394 /* If SYSTEM_WGETRC is defined, use it. */
396 if (file_exists_p (SYSTEM_WGETRC))
397 run_wgetrc (SYSTEM_WGETRC);
399 /* Override it with your own, if one exists. */
400 file = wgetrc_file_name ();
403 /* #### We should somehow canonicalize `file' and SYSTEM_WGETRC,
406 if (!strcmp (file, SYSTEM_WGETRC))
408 fprintf (stderr, _("\
409 %s: Warning: Both system and user wgetrc point to `%s'.\n"),
419 /* Parse the line pointed by line, with the syntax:
420 <sp>* command <sp>* = <sp>* value <newline>
421 Uses malloc to allocate space for command and value.
422 If the line is invalid, data is freed and 0 is returned.
429 parse_line (const char *line, char **com, char **val)
431 const char *p = line;
432 const char *orig_comptr, *end;
435 /* Skip whitespace. */
436 while (*p && ISSPACE (*p))
439 /* Don't process empty lines. */
440 if (!*p || *p == '#')
443 for (orig_comptr = p; ISALPHA (*p) || *p == '_' || *p == '-'; p++)
445 /* The next char should be space or '='. */
446 if (!ISSPACE (*p) && (*p != '='))
448 /* Here we cannot use strdupdelim() as we normally would because we
449 want to skip the `-' and `_' characters in the input string. */
450 *com = (char *)xmalloc (p - orig_comptr + 1);
451 for (new_comptr = *com; orig_comptr < p; orig_comptr++)
453 if (*orig_comptr == '_' || *orig_comptr == '-')
455 *new_comptr++ = *orig_comptr;
458 /* If the command is invalid, exit now. */
459 if (comind (*com) == -1)
465 /* Skip spaces before '='. */
466 for (; ISSPACE (*p); p++);
467 /* If '=' not found, bail out. */
473 /* Skip spaces after '='. */
474 for (++p; ISSPACE (*p); p++);
475 /* Get the ending position for VAL by starting with the end of the
476 line and skipping whitespace. */
477 end = line + strlen (line) - 1;
478 while (end > p && ISSPACE (*end))
480 *val = strdupdelim (p, end + 1);
484 /* Set COM to VAL. This is the meat behind processing `.wgetrc'. No
485 fatals -- error signal prints a warning and resets to default
486 value. All error messages are printed to stderr, *not* to
487 opt.lfile, since opt.lfile wasn't even generated yet. */
489 setval (const char *com, const char *val)
498 /* #### Should I just abort()? */
500 fprintf (stderr, _("%s: BUG: unknown command `%s', value `%s'.\n"),
501 exec_name, com, val);
505 return ((*commands[ind].action) (com, val, commands[ind].closure));
508 /* Generic helper functions, for use with `commands'. */
510 static int myatoi PARAMS ((const char *s));
512 /* Interpret VAL as an Internet address (a hostname or a dotted-quad
513 IP address), and write it (in network order) to a malloc-allocated
514 address. That address gets stored to the memory pointed to by
515 CLOSURE. COM is ignored, except for error messages.
517 #### IMHO it's a mistake to do this kind of work so early in the
518 process (before any download even started!) opt.bind_address
519 should simply remember the provided value as a string. Another
520 function should do the lookup, when needed, and cache the
523 cmd_address (const char *com, const char *val, void *closure)
525 struct address_list *al;
526 struct sockaddr_in sin;
527 struct sockaddr_in **target = (struct sockaddr_in **)closure;
529 memset (&sin, '\0', sizeof (sin));
531 al = lookup_host (val, 1);
534 fprintf (stderr, _("%s: %s: Cannot convert `%s' to an IP address.\n"),
535 exec_name, com, val);
538 address_list_copy_one (al, 0, (unsigned char *)&sin.sin_addr);
539 address_list_release (al);
541 sin.sin_family = AF_INET;
544 FREE_MAYBE (*target);
546 *target = xmalloc (sizeof (sin));
547 memcpy (*target, &sin, sizeof (sin));
552 /* Store the boolean value from VAL to CLOSURE. COM is ignored,
553 except for error messages. */
555 cmd_boolean (const char *com, const char *val, void *closure)
559 if (!strcasecmp (val, "on")
560 || (*val == '1' && !*(val + 1)))
562 else if (!strcasecmp (val, "off")
563 || (*val == '0' && !*(val + 1)))
567 fprintf (stderr, _("%s: %s: Please specify on or off.\n"),
572 *(int *)closure = bool_value;
576 /* Store the lockable_boolean {2, 1, 0, -1} value from VAL to CLOSURE. COM is
577 ignored, except for error messages. Values 2 and -1 indicate that once
578 defined, the value may not be changed by successive wgetrc files or
579 command-line arguments.
581 Values: 2 - Enable a particular option for good ("always")
582 1 - Enable an option ("on")
583 0 - Disable an option ("off")
584 -1 - Disable an option for good ("never") */
586 cmd_lockable_boolean (const char *com, const char *val, void *closure)
588 int lockable_boolean_value;
591 * If a config file said "always" or "never", don't allow command line
592 * arguments to override the config file.
594 if (*(int *)closure == -1 || *(int *)closure == 2)
597 if (!strcasecmp (val, "always")
598 || (*val == '2' && !*(val + 1)))
599 lockable_boolean_value = 2;
600 else if (!strcasecmp (val, "on")
601 || (*val == '1' && !*(val + 1)))
602 lockable_boolean_value = 1;
603 else if (!strcasecmp (val, "off")
604 || (*val == '0' && !*(val + 1)))
605 lockable_boolean_value = 0;
606 else if (!strcasecmp (val, "never")
607 || (*val == '-' && *(val + 1) == '1' && !*(val + 2)))
608 lockable_boolean_value = -1;
611 fprintf (stderr, _("%s: %s: Please specify always, on, off, "
617 *(int *)closure = lockable_boolean_value;
621 /* Set the non-negative integer value from VAL to CLOSURE. With
622 incorrect specification, the number remains unchanged. */
624 cmd_number (const char *com, const char *val, void *closure)
626 int num = myatoi (val);
630 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
631 exec_name, com, val);
634 *(int *)closure = num;
638 /* Similar to cmd_number(), only accepts `inf' as a synonym for 0. */
640 cmd_number_inf (const char *com, const char *val, void *closure)
642 if (!strcasecmp (val, "inf"))
647 return cmd_number (com, val, closure);
650 /* Copy (strdup) the string at COM to a new location and place a
651 pointer to *CLOSURE. */
653 cmd_string (const char *com, const char *val, void *closure)
655 char **pstring = (char **)closure;
657 FREE_MAYBE (*pstring);
658 *pstring = xstrdup (val);
662 /* Like the above, but handles tilde-expansion when reading a user's
663 `.wgetrc'. In that case, and if VAL begins with `~', the tilde
664 gets expanded to the user's home directory. */
666 cmd_file (const char *com, const char *val, void *closure)
668 char **pstring = (char **)closure;
670 FREE_MAYBE (*pstring);
671 if (!enable_tilde_expansion || !(*val == '~' && *(val + 1) == '/'))
674 *pstring = xstrdup (val);
680 char *home = home_dir ();
684 homelen = strlen (home);
685 while (homelen && home[homelen - 1] == '/')
686 home[--homelen] = '\0';
688 /* Skip the leading "~/". */
689 for (++val; *val == '/'; val++)
692 result = xmalloc (homelen + 1 + strlen (val));
693 memcpy (result, home, homelen);
694 result[homelen] = '/';
695 strcpy (result + homelen + 1, val);
702 /* Merge the vector (array of strings separated with `,') in COM with
703 the vector (NULL-terminated array of strings) pointed to by
706 cmd_vector (const char *com, const char *val, void *closure)
708 char ***pvec = (char ***)closure;
711 *pvec = merge_vecs (*pvec, sepstring (val));
721 cmd_directory_vector (const char *com, const char *val, void *closure)
723 char ***pvec = (char ***)closure;
727 /* Strip the trailing slashes from directories. */
730 seps = sepstring (val);
731 for (t = seps; t && *t; t++)
733 int len = strlen (*t);
734 /* Skip degenerate case of root directory. */
737 if ((*t)[len - 1] == '/')
738 (*t)[len - 1] = '\0';
741 *pvec = merge_vecs (*pvec, seps);
751 /* Set the value stored in VAL to CLOSURE (which should point to a
752 long int), allowing several postfixes, with the following syntax
756 [0-9]+[kK] -> bytes * 1024
757 [0-9]+[mM] -> bytes * 1024 * 1024
760 Anything else is flagged as incorrect, and CLOSURE is unchanged. */
762 cmd_bytes (const char *com, const char *val, void *closure)
765 long *out = (long *)closure;
770 /* Check for "inf". */
771 if (p[0] == 'i' && p[1] == 'n' && p[2] == 'f' && p[3] == '\0')
776 /* Search for digits and construct result. */
777 for (; *p && ISDIGIT (*p); p++)
778 result = (10 * result) + (*p - '0');
779 /* If no digits were found, or more than one character is following
781 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
783 printf (_("%s: Invalid specification `%s'\n"), com, val);
786 /* Search for a designator. */
787 switch (TOLOWER (*p))
798 result *= (long)1024 * 1024;
802 result *= (long)1024 * 1024 * 1024;
805 printf (_("%s: Invalid specification `%s'\n"), com, val);
812 /* Store the value of VAL to *OUT, allowing suffixes for minutes and
815 cmd_time (const char *com, const char *val, void *closure)
820 /* Search for digits and construct result. */
821 for (; *p && ISDIGIT (*p); p++)
822 result = (10 * result) + (*p - '0');
823 /* If no digits were found, or more than one character is following
825 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
827 printf (_("%s: Invalid specification `%s'\n"), com, val);
830 /* Search for a suffix. */
831 switch (TOLOWER (*p))
845 /* Days (overflow on 16bit machines) */
853 printf (_("%s: Invalid specification `%s'\n"), com, val);
856 *(long *)closure = result;
860 /* Specialized helper functions, used by `commands' to handle some
861 options specially. */
863 static int check_user_specified_header PARAMS ((const char *));
866 cmd_spec_dirstruct (const char *com, const char *val, void *closure)
868 if (!cmd_boolean (com, val, &opt.dirstruct))
870 /* Since dirstruct behaviour is explicitly changed, no_dirstruct
871 must be affected inversely. */
873 opt.no_dirstruct = 0;
875 opt.no_dirstruct = 1;
880 cmd_spec_header (const char *com, const char *val, void *closure)
884 /* Empty header means reset headers. */
885 FREE_MAYBE (opt.user_header);
886 opt.user_header = NULL;
892 if (!check_user_specified_header (val))
894 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
895 exec_name, com, val);
898 i = opt.user_header ? strlen (opt.user_header) : 0;
899 opt.user_header = (char *)xrealloc (opt.user_header, i + strlen (val)
901 strcpy (opt.user_header + i, val);
903 opt.user_header[i++] = '\r';
904 opt.user_header[i++] = '\n';
905 opt.user_header[i] = '\0';
911 cmd_spec_htmlify (const char *com, const char *val, void *closure)
913 int flag = cmd_boolean (com, val, &opt.htmlify);
914 if (flag && !opt.htmlify)
915 opt.remove_listing = 0;
920 cmd_spec_mirror (const char *com, const char *val, void *closure)
924 if (!cmd_boolean (com, val, &mirror))
929 if (!opt.no_dirstruct)
931 opt.timestamping = 1;
932 opt.reclevel = INFINITE_RECURSION;
933 opt.remove_listing = 0;
940 cmd_spec_progress (const char *com, const char *val, void *closure)
942 if (!valid_progress_implementation_p (val))
944 fprintf (stderr, _("%s: %s: Invalid progress type `%s'.\n"),
945 exec_name, com, val);
948 set_progress_implementation (val);
954 cmd_spec_recursive (const char *com, const char *val, void *closure)
956 if (!cmd_boolean (com, val, &opt.recursive))
960 if (opt.recursive && !opt.no_dirstruct)
967 cmd_spec_useragent (const char *com, const char *val, void *closure)
969 /* Just check for empty string and newline, so we don't throw total
970 junk to the server. */
971 if (!*val || strchr (val, '\n'))
973 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
974 exec_name, com, val);
977 opt.useragent = xstrdup (val);
981 /* Miscellaneous useful routines. */
983 /* Return the integer value of a positive integer written in S, or -1
984 if an error was encountered. */
986 myatoi (const char *s)
989 const char *orig = s;
991 for (res = 0; *s && ISDIGIT (*s); s++)
992 res = 10 * res + (*s - '0');
999 #define ISODIGIT(x) ((x) >= '0' && (x) <= '7')
1002 check_user_specified_header (const char *s)
1006 for (p = s; *p && *p != ':' && !ISSPACE (*p); p++);
1007 /* The header MUST contain `:' preceded by at least one
1008 non-whitespace character. */
1009 if (*p != ':' || p == s)
1011 /* The header MUST NOT contain newlines. */
1012 if (strchr (s, '\n'))
1017 void cleanup_html_url PARAMS ((void));
1018 void res_cleanup PARAMS ((void));
1019 void downloaded_files_free PARAMS ((void));
1020 void http_cleanup PARAMS ((void));
1023 /* Free the memory allocated by global variables. */
1027 /* Free external resources, close files, etc. */
1032 /* We're exiting anyway so there's no real need to call free()
1033 hundreds of times. Skipping the frees will make Wget exit
1036 However, when detecting leaks, it's crucial to free() everything
1037 because then you can find the real leaks, i.e. the allocated
1038 memory which grows with the size of the program. */
1041 recursive_cleanup ();
1044 cleanup_html_url ();
1045 downloaded_files_free ();
1050 extern acc_t *netrc_list;
1051 free_netrc (netrc_list);
1053 FREE_MAYBE (opt.lfilename);
1054 xfree (opt.dir_prefix);
1055 FREE_MAYBE (opt.input_filename);
1056 FREE_MAYBE (opt.output_document);
1057 free_vec (opt.accepts);
1058 free_vec (opt.rejects);
1059 free_vec (opt.excludes);
1060 free_vec (opt.includes);
1061 free_vec (opt.domains);
1062 free_vec (opt.follow_tags);
1063 free_vec (opt.ignore_tags);
1064 FREE_MAYBE (opt.progress_type);
1065 xfree (opt.ftp_acc);
1066 FREE_MAYBE (opt.ftp_pass);
1067 FREE_MAYBE (opt.ftp_proxy);
1068 FREE_MAYBE (opt.https_proxy);
1069 FREE_MAYBE (opt.http_proxy);
1070 free_vec (opt.no_proxy);
1071 FREE_MAYBE (opt.useragent);
1072 FREE_MAYBE (opt.referer);
1073 FREE_MAYBE (opt.http_user);
1074 FREE_MAYBE (opt.http_passwd);
1075 FREE_MAYBE (opt.user_header);
1077 FREE_MAYBE (opt.sslcertkey);
1078 FREE_MAYBE (opt.sslcertfile);
1079 #endif /* HAVE_SSL */
1080 FREE_MAYBE (opt.bind_address);
1081 FREE_MAYBE (opt.cookies_input);
1082 FREE_MAYBE (opt.cookies_output);