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 */
63 /* We want tilde expansion enabled only when reading `.wgetrc' lines;
64 otherwise, it will be performed by the shell. This variable will
65 be set by the wgetrc-reading function. */
67 static int enable_tilde_expansion;
70 #define CMD_DECLARE(func) static int func \
71 PARAMS ((const char *, const char *, void *))
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_directory);
82 CMD_DECLARE (cmd_time);
83 CMD_DECLARE (cmd_vector);
85 CMD_DECLARE (cmd_spec_dirstruct);
86 CMD_DECLARE (cmd_spec_header);
87 CMD_DECLARE (cmd_spec_htmlify);
88 CMD_DECLARE (cmd_spec_mirror);
89 CMD_DECLARE (cmd_spec_progress);
90 CMD_DECLARE (cmd_spec_recursive);
91 CMD_DECLARE (cmd_spec_useragent);
93 /* List of recognized commands, each consisting of name, closure and function.
94 When adding a new command, simply add it to the list, but be sure to keep the
95 list sorted alphabetically, as comind() depends on it. Also, be sure to add
96 any entries that allocate memory (e.g. cmd_string and cmd_vector guys) to the
97 cleanup() function below. */
101 int (*action) PARAMS ((const char *, const char *, void *));
103 { "accept", &opt.accepts, cmd_vector },
104 { "addhostdir", &opt.add_hostdir, cmd_boolean },
105 { "alwaysrest", &opt.always_rest, cmd_boolean }, /* deprecated */
106 { "background", &opt.background, cmd_boolean },
107 { "backupconverted", &opt.backup_converted, cmd_boolean },
108 { "backups", &opt.backups, cmd_number },
109 { "base", &opt.base_href, cmd_string },
110 { "bindaddress", &opt.bind_address, cmd_string },
111 { "cache", &opt.allow_cache, cmd_boolean },
112 { "continue", &opt.always_rest, cmd_boolean },
113 { "convertlinks", &opt.convert_links, cmd_boolean },
114 { "cookies", &opt.cookies, cmd_boolean },
115 { "cutdirs", &opt.cut_dirs, cmd_number },
117 { "debug", &opt.debug, cmd_boolean },
119 { "deleteafter", &opt.delete_after, cmd_boolean },
120 { "dirprefix", &opt.dir_prefix, cmd_directory },
121 { "dirstruct", NULL, cmd_spec_dirstruct },
122 { "domains", &opt.domains, cmd_vector },
123 { "dotbytes", &opt.dot_bytes, cmd_bytes },
124 { "dotsinline", &opt.dots_in_line, cmd_number },
125 { "dotspacing", &opt.dot_spacing, cmd_number },
126 { "dotstyle", &opt.dot_style, cmd_string },
127 { "excludedirectories", &opt.excludes, cmd_directory_vector },
128 { "excludedomains", &opt.exclude_domains, cmd_vector },
129 { "followftp", &opt.follow_ftp, cmd_boolean },
130 { "followtags", &opt.follow_tags, cmd_vector },
131 { "forcehtml", &opt.force_html, cmd_boolean },
132 { "ftpproxy", &opt.ftp_proxy, cmd_string },
133 { "glob", &opt.ftp_glob, cmd_boolean },
134 { "header", NULL, cmd_spec_header },
135 { "htmlextension", &opt.html_extension, cmd_boolean },
136 { "htmlify", NULL, cmd_spec_htmlify },
137 { "httpkeepalive", &opt.http_keep_alive, cmd_boolean },
138 { "httppasswd", &opt.http_passwd, cmd_string },
139 { "httpproxy", &opt.http_proxy, cmd_string },
140 { "httpsproxy", &opt.https_proxy, cmd_string },
141 { "httpuser", &opt.http_user, cmd_string },
142 { "ignorelength", &opt.ignore_length, cmd_boolean },
143 { "ignoretags", &opt.ignore_tags, cmd_vector },
144 { "includedirectories", &opt.includes, cmd_directory_vector },
145 { "input", &opt.input_filename, cmd_file },
146 { "killlonger", &opt.kill_longer, cmd_boolean },
147 { "limitrate", &opt.limit_rate, cmd_bytes },
148 { "loadcookies", &opt.cookies_input, cmd_file },
149 { "logfile", &opt.lfilename, cmd_file },
150 { "login", &opt.ftp_acc, cmd_string },
151 { "mirror", NULL, cmd_spec_mirror },
152 { "netrc", &opt.netrc, cmd_boolean },
153 { "noclobber", &opt.noclobber, cmd_boolean },
154 { "noparent", &opt.no_parent, cmd_boolean },
155 { "noproxy", &opt.no_proxy, cmd_vector },
156 { "numtries", &opt.ntry, cmd_number_inf },/* deprecated*/
157 { "outputdocument", &opt.output_document, cmd_file },
158 { "pagerequisites", &opt.page_requisites, cmd_boolean },
159 { "passiveftp", &opt.ftp_pasv, cmd_lockable_boolean },
160 { "passwd", &opt.ftp_pass, cmd_string },
161 { "progress", &opt.progress_type, cmd_spec_progress },
162 { "proxypasswd", &opt.proxy_passwd, cmd_string },
163 { "proxyuser", &opt.proxy_user, cmd_string },
164 { "quiet", &opt.quiet, cmd_boolean },
165 { "quota", &opt.quota, cmd_bytes },
166 { "randomwait", &opt.random_wait, cmd_boolean },
167 { "reclevel", &opt.reclevel, cmd_number_inf },
168 { "recursive", NULL, cmd_spec_recursive },
169 { "referer", &opt.referer, cmd_string },
170 { "reject", &opt.rejects, cmd_vector },
171 { "relativeonly", &opt.relative_only, cmd_boolean },
172 { "removelisting", &opt.remove_listing, cmd_boolean },
173 { "retrsymlinks", &opt.retr_symlinks, cmd_boolean },
174 { "robots", &opt.use_robots, cmd_boolean },
175 { "savecookies", &opt.cookies_output, cmd_file },
176 { "saveheaders", &opt.save_headers, cmd_boolean },
177 { "serverresponse", &opt.server_response, cmd_boolean },
178 { "spanhosts", &opt.spanhost, cmd_boolean },
179 { "spider", &opt.spider, cmd_boolean },
181 { "sslcertfile", &opt.sslcertfile, cmd_file },
182 { "sslcertkey", &opt.sslcertkey, cmd_file },
183 { "egdfile", &opt.sslegdsock, cmd_file },
184 #endif /* HAVE_SSL */
185 { "timeout", &opt.timeout, cmd_time },
186 { "timestamping", &opt.timestamping, cmd_boolean },
187 { "tries", &opt.ntry, cmd_number_inf },
188 { "useproxy", &opt.use_proxy, cmd_boolean },
189 { "useragent", NULL, cmd_spec_useragent },
190 { "verbose", &opt.verbose, cmd_boolean },
191 { "wait", &opt.wait, cmd_time },
192 { "waitretry", &opt.waitretry, cmd_time }
195 /* Return index of COM if it is a valid command, or -1 otherwise. COM
196 is looked up in `commands' using binary search algorithm. */
198 comind (const char *com)
200 int min = 0, max = ARRAY_SIZE (commands) - 1;
204 int i = (min + max) / 2;
205 int cmp = strcasecmp (com, commands[i].name);
217 /* Reset the variables to default values. */
223 /* Most of the default values are 0. Just reset everything, and
224 fill in the non-zero values. Note that initializing pointers to
225 NULL this way is technically illegal, but porting Wget to a
226 machine where NULL is not all-zero bit pattern will be the least
227 of the implementors' worries. */
228 memset (&opt, 0, sizeof (opt));
233 opt.dir_prefix = xstrdup (".");
237 opt.ftp_acc = xstrdup ("anonymous");
238 opt.ftp_pass = xstrdup ("-wget@");
242 opt.http_keep_alive = 1;
244 tmp = getenv ("no_proxy");
246 opt.no_proxy = sepstring (tmp);
254 opt.remove_listing = 1;
256 opt.dot_bytes = 1024;
257 opt.dot_spacing = 10;
258 opt.dots_in_line = 50;
261 /* Return the user's home directory (strdup-ed), or NULL if none is
266 char *home = getenv ("HOME");
271 /* If HOME is not defined, try getting it from the password
273 struct passwd *pwd = getpwuid (getuid ());
274 if (!pwd || !pwd->pw_dir)
279 /* #### Maybe I should grab home_dir from registry, but the best
280 that I could get from there is user's Start menu. It sucks! */
284 return home ? xstrdup (home) : NULL;
287 /* Return the path to the user's .wgetrc. This is either the value of
288 `WGETRC' environment variable, or `$HOME/.wgetrc'.
290 If the `WGETRC' variable exists but the file does not exist, the
291 function will exit(). */
293 wgetrc_file_name (void)
298 /* Try the environment. */
299 env = getenv ("WGETRC");
302 if (!file_exists_p (env))
304 fprintf (stderr, "%s: %s: %s.\n", exec_name, env, strerror (errno));
307 return xstrdup (env);
311 /* If that failed, try $HOME/.wgetrc. */
315 file = (char *)xmalloc (strlen (home) + 1 + strlen (".wgetrc") + 1);
316 sprintf (file, "%s/.wgetrc", home);
320 /* Under Windows, "home" is (for the purposes of this function) the
321 directory where `wget.exe' resides, and `wget.ini' will be used
322 as file name. SYSTEM_WGETRC should not be defined under WINDOWS.
324 It is not as trivial as I assumed, because on 95 argv[0] is full
325 path, but on NT you get what you typed in command line. --dbudor */
329 file = (char *)xmalloc (strlen (home) + strlen ("wget.ini") + 1);
330 sprintf (file, "%swget.ini", home);
336 if (!file_exists_p (file))
344 /* Initialize variables from a wgetrc file */
346 run_wgetrc (const char *file)
352 fp = fopen (file, "rb");
355 fprintf (stderr, _("%s: Cannot read %s (%s).\n"), exec_name,
356 file, strerror (errno));
359 enable_tilde_expansion = 1;
361 while ((line = read_whole_line (fp)))
366 /* Parse the line. */
367 status = parse_line (line, &com, &val);
369 /* If everything is OK, set the value. */
372 if (!setval (com, val))
373 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
378 else if (status == 0)
379 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
383 enable_tilde_expansion = 0;
387 /* Initialize the defaults and run the system wgetrc and user's own
394 /* Load the hard-coded defaults. */
397 /* If SYSTEM_WGETRC is defined, use it. */
399 if (file_exists_p (SYSTEM_WGETRC))
400 run_wgetrc (SYSTEM_WGETRC);
402 /* Override it with your own, if one exists. */
403 file = wgetrc_file_name ();
406 /* #### We should somehow canonicalize `file' and SYSTEM_WGETRC,
409 if (!strcmp (file, SYSTEM_WGETRC))
411 fprintf (stderr, _("\
412 %s: Warning: Both system and user wgetrc point to `%s'.\n"),
422 /* Parse the line pointed by line, with the syntax:
423 <sp>* command <sp>* = <sp>* value <newline>
424 Uses malloc to allocate space for command and value.
425 If the line is invalid, data is freed and 0 is returned.
432 parse_line (const char *line, char **com, char **val)
434 const char *p = line;
435 const char *orig_comptr, *end;
438 /* Skip whitespace. */
439 while (*p && ISSPACE (*p))
442 /* Don't process empty lines. */
443 if (!*p || *p == '#')
446 for (orig_comptr = p; ISALPHA (*p) || *p == '_' || *p == '-'; p++)
448 /* The next char should be space or '='. */
449 if (!ISSPACE (*p) && (*p != '='))
451 /* Here we cannot use strdupdelim() as we normally would because we
452 want to skip the `-' and `_' characters in the input string. */
453 *com = (char *)xmalloc (p - orig_comptr + 1);
454 for (new_comptr = *com; orig_comptr < p; orig_comptr++)
456 if (*orig_comptr == '_' || *orig_comptr == '-')
458 *new_comptr++ = *orig_comptr;
461 /* If the command is invalid, exit now. */
462 if (comind (*com) == -1)
468 /* Skip spaces before '='. */
469 for (; ISSPACE (*p); p++);
470 /* If '=' not found, bail out. */
476 /* Skip spaces after '='. */
477 for (++p; ISSPACE (*p); p++);
478 /* Get the ending position for VAL by starting with the end of the
479 line and skipping whitespace. */
480 end = line + strlen (line) - 1;
481 while (end > p && ISSPACE (*end))
483 *val = strdupdelim (p, end + 1);
487 /* Set COM to VAL. This is the meat behind processing `.wgetrc'. No
488 fatals -- error signal prints a warning and resets to default
489 value. All error messages are printed to stderr, *not* to
490 opt.lfile, since opt.lfile wasn't even generated yet. */
492 setval (const char *com, const char *val)
501 /* #### Should I just abort()? */
503 fprintf (stderr, _("%s: BUG: unknown command `%s', value `%s'.\n"),
504 exec_name, com, val);
508 return ((*commands[ind].action) (com, val, commands[ind].closure));
511 /* Generic helper functions, for use with `commands'. */
513 static int myatoi PARAMS ((const char *s));
515 /* Store the boolean value from VAL to CLOSURE. COM is ignored,
516 except for error messages. */
518 cmd_boolean (const char *com, const char *val, void *closure)
522 if (!strcasecmp (val, "on")
523 || (*val == '1' && !*(val + 1)))
525 else if (!strcasecmp (val, "off")
526 || (*val == '0' && !*(val + 1)))
530 fprintf (stderr, _("%s: %s: Please specify on or off.\n"),
535 *(int *)closure = bool_value;
539 /* Store the lockable_boolean {2, 1, 0, -1} value from VAL to CLOSURE. COM is
540 ignored, except for error messages. Values 2 and -1 indicate that once
541 defined, the value may not be changed by successive wgetrc files or
542 command-line arguments.
544 Values: 2 - Enable a particular option for good ("always")
545 1 - Enable an option ("on")
546 0 - Disable an option ("off")
547 -1 - Disable an option for good ("never") */
549 cmd_lockable_boolean (const char *com, const char *val, void *closure)
551 int lockable_boolean_value;
554 * If a config file said "always" or "never", don't allow command line
555 * arguments to override the config file.
557 if (*(int *)closure == -1 || *(int *)closure == 2)
560 if (!strcasecmp (val, "always")
561 || (*val == '2' && !*(val + 1)))
562 lockable_boolean_value = 2;
563 else if (!strcasecmp (val, "on")
564 || (*val == '1' && !*(val + 1)))
565 lockable_boolean_value = 1;
566 else if (!strcasecmp (val, "off")
567 || (*val == '0' && !*(val + 1)))
568 lockable_boolean_value = 0;
569 else if (!strcasecmp (val, "never")
570 || (*val == '-' && *(val + 1) == '1' && !*(val + 2)))
571 lockable_boolean_value = -1;
574 fprintf (stderr, _("%s: %s: Please specify always, on, off, "
580 *(int *)closure = lockable_boolean_value;
584 /* Set the non-negative integer value from VAL to CLOSURE. With
585 incorrect specification, the number remains unchanged. */
587 cmd_number (const char *com, const char *val, void *closure)
589 int num = myatoi (val);
593 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
594 exec_name, com, val);
597 *(int *)closure = num;
601 /* Similar to cmd_number(), only accepts `inf' as a synonym for 0. */
603 cmd_number_inf (const char *com, const char *val, void *closure)
605 if (!strcasecmp (val, "inf"))
610 return cmd_number (com, val, closure);
613 /* Copy (strdup) the string at COM to a new location and place a
614 pointer to *CLOSURE. */
616 cmd_string (const char *com, const char *val, void *closure)
618 char **pstring = (char **)closure;
620 FREE_MAYBE (*pstring);
621 *pstring = xstrdup (val);
625 /* Like the above, but handles tilde-expansion when reading a user's
626 `.wgetrc'. In that case, and if VAL begins with `~', the tilde
627 gets expanded to the user's home directory. */
629 cmd_file (const char *com, const char *val, void *closure)
631 char **pstring = (char **)closure;
633 FREE_MAYBE (*pstring);
635 /* #### If VAL is empty, perhaps should set *CLOSURE to NULL. */
637 if (!enable_tilde_expansion || !(*val == '~' && (*(val + 1) == '/'
639 || *(val + 1) == '\\'
644 *pstring = xstrdup (val);
650 char *home = home_dir ();
654 homelen = strlen (home);
655 while (homelen && (home[homelen - 1] == '/'
657 || home[homelen - 1] == '\\'
660 home[--homelen] = '\0';
662 /* Skip the leading "~/". */
664 for (++val; *val == '/' || *val == '\\'; val++)
667 for (++val; *val == '/'; val++)
671 result = xmalloc (homelen + 1 + strlen (val));
672 memcpy (result, home, homelen);
673 result[homelen] = '/';
674 strcpy (result + homelen + 1, val);
679 /* Convert "\" to "/". */
682 for (s = *pstring; *s; s++)
690 /* Like cmd_file, but strips trailing '/' characters. */
692 cmd_directory (const char *com, const char *val, void *closure)
696 /* Call cmd_file() for tilde expansion and separator
697 canonicalization (backslash -> slash under Windows). These
698 things should perhaps be in a separate function. */
699 if (!cmd_file (com, val, closure))
702 s = *(char **)closure;
704 while (t > s && *--t == '/')
710 /* Merge the vector (array of strings separated with `,') in COM with
711 the vector (NULL-terminated array of strings) pointed to by
714 cmd_vector (const char *com, const char *val, void *closure)
716 char ***pvec = (char ***)closure;
719 *pvec = merge_vecs (*pvec, sepstring (val));
729 cmd_directory_vector (const char *com, const char *val, void *closure)
731 char ***pvec = (char ***)closure;
735 /* Strip the trailing slashes from directories. */
738 seps = sepstring (val);
739 for (t = seps; t && *t; t++)
741 int len = strlen (*t);
742 /* Skip degenerate case of root directory. */
745 if ((*t)[len - 1] == '/')
746 (*t)[len - 1] = '\0';
749 *pvec = merge_vecs (*pvec, seps);
759 /* Set the value stored in VAL to CLOSURE (which should point to a
760 long int), allowing several postfixes, with the following syntax
764 [0-9]+[kK] -> bytes * 1024
765 [0-9]+[mM] -> bytes * 1024 * 1024
768 Anything else is flagged as incorrect, and CLOSURE is unchanged. */
770 cmd_bytes (const char *com, const char *val, void *closure)
773 long *out = (long *)closure;
778 /* Check for "inf". */
779 if (p[0] == 'i' && p[1] == 'n' && p[2] == 'f' && p[3] == '\0')
784 /* Search for digits and construct result. */
785 for (; *p && ISDIGIT (*p); p++)
786 result = (10 * result) + (*p - '0');
787 /* If no digits were found, or more than one character is following
789 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
791 printf (_("%s: Invalid specification `%s'\n"), com, val);
794 /* Search for a designator. */
795 switch (TOLOWER (*p))
806 result *= (long)1024 * 1024;
810 result *= (long)1024 * 1024 * 1024;
813 printf (_("%s: Invalid specification `%s'\n"), com, val);
820 /* Store the value of VAL to *OUT, allowing suffixes for minutes and
823 cmd_time (const char *com, const char *val, void *closure)
828 /* Search for digits and construct result. */
829 for (; *p && ISDIGIT (*p); p++)
830 result = (10 * result) + (*p - '0');
831 /* If no digits were found, or more than one character is following
833 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
835 printf (_("%s: Invalid specification `%s'\n"), com, val);
838 /* Search for a suffix. */
839 switch (TOLOWER (*p))
853 /* Days (overflow on 16bit machines) */
861 printf (_("%s: Invalid specification `%s'\n"), com, val);
864 *(long *)closure = result;
868 /* Specialized helper functions, used by `commands' to handle some
869 options specially. */
871 static int check_user_specified_header PARAMS ((const char *));
874 cmd_spec_dirstruct (const char *com, const char *val, void *closure)
876 if (!cmd_boolean (com, val, &opt.dirstruct))
878 /* Since dirstruct behaviour is explicitly changed, no_dirstruct
879 must be affected inversely. */
881 opt.no_dirstruct = 0;
883 opt.no_dirstruct = 1;
888 cmd_spec_header (const char *com, const char *val, void *closure)
892 /* Empty header means reset headers. */
893 FREE_MAYBE (opt.user_header);
894 opt.user_header = NULL;
900 if (!check_user_specified_header (val))
902 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
903 exec_name, com, val);
906 i = opt.user_header ? strlen (opt.user_header) : 0;
907 opt.user_header = (char *)xrealloc (opt.user_header, i + strlen (val)
909 strcpy (opt.user_header + i, val);
911 opt.user_header[i++] = '\r';
912 opt.user_header[i++] = '\n';
913 opt.user_header[i] = '\0';
919 cmd_spec_htmlify (const char *com, const char *val, void *closure)
921 int flag = cmd_boolean (com, val, &opt.htmlify);
922 if (flag && !opt.htmlify)
923 opt.remove_listing = 0;
928 cmd_spec_mirror (const char *com, const char *val, void *closure)
932 if (!cmd_boolean (com, val, &mirror))
937 if (!opt.no_dirstruct)
939 opt.timestamping = 1;
940 opt.reclevel = INFINITE_RECURSION;
941 opt.remove_listing = 0;
947 cmd_spec_progress (const char *com, const char *val, void *closure)
949 if (!valid_progress_implementation_p (val))
951 fprintf (stderr, _("%s: %s: Invalid progress type `%s'.\n"),
952 exec_name, com, val);
955 FREE_MAYBE (opt.progress_type);
957 /* Don't call set_progress_implementation here. It will be called
958 in main() when it becomes clear what the log output is. */
959 opt.progress_type = xstrdup (val);
964 cmd_spec_recursive (const char *com, const char *val, void *closure)
966 if (!cmd_boolean (com, val, &opt.recursive))
970 if (opt.recursive && !opt.no_dirstruct)
977 cmd_spec_useragent (const char *com, const char *val, void *closure)
979 /* Just check for empty string and newline, so we don't throw total
980 junk to the server. */
981 if (!*val || strchr (val, '\n'))
983 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
984 exec_name, com, val);
987 opt.useragent = xstrdup (val);
991 /* Miscellaneous useful routines. */
993 /* Return the integer value of a positive integer written in S, or -1
994 if an error was encountered. */
996 myatoi (const char *s)
999 const char *orig = s;
1001 for (res = 0; *s && ISDIGIT (*s); s++)
1002 res = 10 * res + (*s - '0');
1003 if (*s || orig == s)
1009 #define ISODIGIT(x) ((x) >= '0' && (x) <= '7')
1012 check_user_specified_header (const char *s)
1016 for (p = s; *p && *p != ':' && !ISSPACE (*p); p++);
1017 /* The header MUST contain `:' preceded by at least one
1018 non-whitespace character. */
1019 if (*p != ':' || p == s)
1021 /* The header MUST NOT contain newlines. */
1022 if (strchr (s, '\n'))
1027 void cleanup_html_url PARAMS ((void));
1028 void res_cleanup PARAMS ((void));
1029 void downloaded_files_free PARAMS ((void));
1030 void http_cleanup PARAMS ((void));
1033 /* Free the memory allocated by global variables. */
1037 /* Free external resources, close files, etc. */
1042 /* We're exiting anyway so there's no real need to call free()
1043 hundreds of times. Skipping the frees will make Wget exit
1046 However, when detecting leaks, it's crucial to free() everything
1047 because then you can find the real leaks, i.e. the allocated
1048 memory which grows with the size of the program. */
1051 recursive_cleanup ();
1054 cleanup_html_url ();
1055 downloaded_files_free ();
1060 extern acc_t *netrc_list;
1061 free_netrc (netrc_list);
1063 FREE_MAYBE (opt.lfilename);
1064 xfree (opt.dir_prefix);
1065 FREE_MAYBE (opt.input_filename);
1066 FREE_MAYBE (opt.output_document);
1067 free_vec (opt.accepts);
1068 free_vec (opt.rejects);
1069 free_vec (opt.excludes);
1070 free_vec (opt.includes);
1071 free_vec (opt.domains);
1072 free_vec (opt.follow_tags);
1073 free_vec (opt.ignore_tags);
1074 FREE_MAYBE (opt.progress_type);
1075 xfree (opt.ftp_acc);
1076 FREE_MAYBE (opt.ftp_pass);
1077 FREE_MAYBE (opt.ftp_proxy);
1078 FREE_MAYBE (opt.https_proxy);
1079 FREE_MAYBE (opt.http_proxy);
1080 free_vec (opt.no_proxy);
1081 FREE_MAYBE (opt.useragent);
1082 FREE_MAYBE (opt.referer);
1083 FREE_MAYBE (opt.http_user);
1084 FREE_MAYBE (opt.http_passwd);
1085 FREE_MAYBE (opt.user_header);
1087 FREE_MAYBE (opt.sslcertkey);
1088 FREE_MAYBE (opt.sslcertfile);
1089 #endif /* HAVE_SSL */
1090 FREE_MAYBE (opt.bind_address);
1091 FREE_MAYBE (opt.cookies_input);
1092 FREE_MAYBE (opt.cookies_output);