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.
21 In addition, as a special exception, the Free Software Foundation
22 gives permission to link the code of its release of Wget with the
23 OpenSSL project's "OpenSSL" library (or with modified versions of it
24 that use the same license as the "OpenSSL" library), and distribute
25 the linked executables. You must obey the GNU General Public License
26 in all respects for all of the code used other than "OpenSSL". If you
27 modify this file, you may extend this exception to your version of the
28 file, but you are not obligated to do so. If you do not wish to do
29 so, delete this exception statement from your version. */
34 #include <sys/types.h>
49 # include <sys/socket.h>
50 # include <netinet/in.h>
52 # include <arpa/inet.h>
66 #include "cookies.h" /* for cookie_jar_delete */
73 extern struct cookie_jar *wget_cookie_jar;
75 /* We want tilde expansion enabled only when reading `.wgetrc' lines;
76 otherwise, it will be performed by the shell. This variable will
77 be set by the wgetrc-reading function. */
79 static int enable_tilde_expansion;
82 #define CMD_DECLARE(func) static int func \
83 PARAMS ((const char *, const char *, void *))
85 CMD_DECLARE (cmd_boolean);
86 CMD_DECLARE (cmd_bytes);
87 CMD_DECLARE (cmd_directory_vector);
88 CMD_DECLARE (cmd_lockable_boolean);
89 CMD_DECLARE (cmd_number);
90 CMD_DECLARE (cmd_number_inf);
91 CMD_DECLARE (cmd_string);
92 CMD_DECLARE (cmd_file);
93 CMD_DECLARE (cmd_directory);
94 CMD_DECLARE (cmd_time);
95 CMD_DECLARE (cmd_vector);
97 CMD_DECLARE (cmd_spec_dirstruct);
98 CMD_DECLARE (cmd_spec_header);
99 CMD_DECLARE (cmd_spec_htmlify);
100 CMD_DECLARE (cmd_spec_mirror);
101 CMD_DECLARE (cmd_spec_progress);
102 CMD_DECLARE (cmd_spec_recursive);
103 CMD_DECLARE (cmd_spec_restrict_file_names);
104 CMD_DECLARE (cmd_spec_useragent);
106 /* List of recognized commands, each consisting of name, closure and function.
107 When adding a new command, simply add it to the list, but be sure to keep the
108 list sorted alphabetically, as comind() depends on it. Also, be sure to add
109 any entries that allocate memory (e.g. cmd_string and cmd_vector guys) to the
110 cleanup() function below. */
114 int (*action) PARAMS ((const char *, const char *, void *));
116 { "accept", &opt.accepts, cmd_vector },
117 { "addhostdir", &opt.add_hostdir, cmd_boolean },
118 { "alwaysrest", &opt.always_rest, cmd_boolean }, /* deprecated */
119 { "background", &opt.background, cmd_boolean },
120 { "backupconverted", &opt.backup_converted, cmd_boolean },
121 { "backups", &opt.backups, cmd_number },
122 { "base", &opt.base_href, cmd_string },
123 { "bindaddress", &opt.bind_address, cmd_string },
124 { "cache", &opt.allow_cache, cmd_boolean },
125 { "continue", &opt.always_rest, cmd_boolean },
126 { "convertlinks", &opt.convert_links, cmd_boolean },
127 { "cookies", &opt.cookies, cmd_boolean },
128 { "cutdirs", &opt.cut_dirs, cmd_number },
130 { "debug", &opt.debug, cmd_boolean },
132 { "deleteafter", &opt.delete_after, cmd_boolean },
133 { "dirprefix", &opt.dir_prefix, cmd_directory },
134 { "dirstruct", NULL, cmd_spec_dirstruct },
135 { "dnscache", &opt.dns_cache, cmd_boolean },
136 { "domains", &opt.domains, cmd_vector },
137 { "dotbytes", &opt.dot_bytes, cmd_bytes },
138 { "dotsinline", &opt.dots_in_line, cmd_number },
139 { "dotspacing", &opt.dot_spacing, cmd_number },
140 { "dotstyle", &opt.dot_style, cmd_string },
142 { "egdfile", &opt.sslegdsock, cmd_file },
144 { "excludedirectories", &opt.excludes, cmd_directory_vector },
145 { "excludedomains", &opt.exclude_domains, cmd_vector },
146 { "followftp", &opt.follow_ftp, cmd_boolean },
147 { "followtags", &opt.follow_tags, cmd_vector },
148 { "forcehtml", &opt.force_html, cmd_boolean },
149 { "ftpproxy", &opt.ftp_proxy, cmd_string },
150 { "glob", &opt.ftp_glob, cmd_boolean },
151 { "header", NULL, cmd_spec_header },
152 { "htmlextension", &opt.html_extension, cmd_boolean },
153 { "htmlify", NULL, cmd_spec_htmlify },
154 { "httpkeepalive", &opt.http_keep_alive, cmd_boolean },
155 { "httppasswd", &opt.http_passwd, cmd_string },
156 { "httpproxy", &opt.http_proxy, cmd_string },
157 { "httpsproxy", &opt.https_proxy, cmd_string },
158 { "httpuser", &opt.http_user, cmd_string },
159 { "ignorelength", &opt.ignore_length, cmd_boolean },
160 { "ignoretags", &opt.ignore_tags, cmd_vector },
161 { "includedirectories", &opt.includes, cmd_directory_vector },
162 { "input", &opt.input_filename, cmd_file },
163 { "killlonger", &opt.kill_longer, cmd_boolean },
164 { "limitrate", &opt.limit_rate, cmd_bytes },
165 { "loadcookies", &opt.cookies_input, cmd_file },
166 { "logfile", &opt.lfilename, cmd_file },
167 { "login", &opt.ftp_acc, cmd_string },
168 { "mirror", NULL, cmd_spec_mirror },
169 { "netrc", &opt.netrc, cmd_boolean },
170 { "noclobber", &opt.noclobber, cmd_boolean },
171 { "noparent", &opt.no_parent, cmd_boolean },
172 { "noproxy", &opt.no_proxy, cmd_vector },
173 { "numtries", &opt.ntry, cmd_number_inf },/* deprecated*/
174 { "outputdocument", &opt.output_document, cmd_file },
175 { "pagerequisites", &opt.page_requisites, cmd_boolean },
176 { "passiveftp", &opt.ftp_pasv, cmd_lockable_boolean },
177 { "passwd", &opt.ftp_pass, cmd_string },
178 { "postdata", &opt.post_data, cmd_string },
179 { "postfile", &opt.post_file_name, cmd_file },
180 { "progress", &opt.progress_type, cmd_spec_progress },
181 { "proxypasswd", &opt.proxy_passwd, cmd_string },
182 { "proxyuser", &opt.proxy_user, cmd_string },
183 { "quiet", &opt.quiet, cmd_boolean },
184 { "quota", &opt.quota, cmd_bytes },
185 { "randomwait", &opt.random_wait, cmd_boolean },
186 { "reclevel", &opt.reclevel, cmd_number_inf },
187 { "recursive", NULL, cmd_spec_recursive },
188 { "referer", &opt.referer, cmd_string },
189 { "reject", &opt.rejects, cmd_vector },
190 { "relativeonly", &opt.relative_only, cmd_boolean },
191 { "removelisting", &opt.remove_listing, cmd_boolean },
192 { "restrictfilenames", &opt.restrict_file_names, cmd_spec_restrict_file_names },
193 { "retrsymlinks", &opt.retr_symlinks, cmd_boolean },
194 { "retryconnrefused", &opt.retry_connrefused, cmd_boolean },
195 { "robots", &opt.use_robots, cmd_boolean },
196 { "savecookies", &opt.cookies_output, cmd_file },
197 { "saveheaders", &opt.save_headers, cmd_boolean },
198 { "serverresponse", &opt.server_response, cmd_boolean },
199 { "spanhosts", &opt.spanhost, cmd_boolean },
200 { "spider", &opt.spider, cmd_boolean },
202 { "sslcadir", &opt.sslcadir, cmd_directory },
203 { "sslcafile", &opt.sslcafile, cmd_file },
204 { "sslcertfile", &opt.sslcertfile, cmd_file },
205 { "sslcertkey", &opt.sslcertkey, cmd_file },
206 { "sslcerttype", &opt.sslcerttype, cmd_number },
207 { "sslcheckcert", &opt.sslcheckcert, cmd_number },
208 { "sslprotocol", &opt.sslprotocol, cmd_number },
209 #endif /* HAVE_SSL */
210 { "timeout", &opt.timeout, cmd_time },
211 { "timestamping", &opt.timestamping, cmd_boolean },
212 { "tries", &opt.ntry, cmd_number_inf },
213 { "useproxy", &opt.use_proxy, cmd_boolean },
214 { "useragent", NULL, cmd_spec_useragent },
215 { "verbose", &opt.verbose, cmd_boolean },
216 { "wait", &opt.wait, cmd_time },
217 { "waitretry", &opt.waitretry, cmd_time }
220 /* Look up COM in the commands[] array and return its index. If COM
221 is not found, -1 is returned. This function uses binary search. */
224 comind (const char *com)
226 int lo = 0, hi = ARRAY_SIZE (commands) - 1;
230 int mid = (lo + hi) >> 1;
231 int cmp = strcasecmp (com, commands[mid].name);
242 /* Reset the variables to default values. */
248 /* Most of the default values are 0. Just reset everything, and
249 fill in the non-zero values. Note that initializing pointers to
250 NULL this way is technically illegal, but porting Wget to a
251 machine where NULL is not all-zero bit pattern will be the least
252 of the implementors' worries. */
253 memset (&opt, 0, sizeof (opt));
258 opt.dir_prefix = xstrdup (".");
262 opt.ftp_acc = xstrdup ("anonymous");
263 opt.ftp_pass = xstrdup ("-wget@");
267 opt.http_keep_alive = 1;
269 tmp = getenv ("no_proxy");
271 opt.no_proxy = sepstring (tmp);
279 opt.remove_listing = 1;
281 opt.dot_bytes = 1024;
282 opt.dot_spacing = 10;
283 opt.dots_in_line = 50;
287 /* The default for file name restriction defaults to the OS type. */
288 #if !defined(WINDOWS) && !defined(__CYGWIN__)
289 opt.restrict_file_names = restrict_shell;
291 opt.restrict_file_names = restrict_windows;
295 /* Return the user's home directory (strdup-ed), or NULL if none is
300 char *home = getenv ("HOME");
305 /* If HOME is not defined, try getting it from the password
307 struct passwd *pwd = getpwuid (getuid ());
308 if (!pwd || !pwd->pw_dir)
313 /* #### Maybe I should grab home_dir from registry, but the best
314 that I could get from there is user's Start menu. It sucks! */
318 return home ? xstrdup (home) : NULL;
321 /* Return the path to the user's .wgetrc. This is either the value of
322 `WGETRC' environment variable, or `$HOME/.wgetrc'.
324 If the `WGETRC' variable exists but the file does not exist, the
325 function will exit(). */
327 wgetrc_file_name (void)
332 /* Try the environment. */
333 env = getenv ("WGETRC");
336 if (!file_exists_p (env))
338 fprintf (stderr, "%s: %s: %s.\n", exec_name, env, strerror (errno));
341 return xstrdup (env);
345 /* If that failed, try $HOME/.wgetrc. */
349 file = (char *)xmalloc (strlen (home) + 1 + strlen (".wgetrc") + 1);
350 sprintf (file, "%s/.wgetrc", home);
354 /* Under Windows, "home" is (for the purposes of this function) the
355 directory where `wget.exe' resides, and `wget.ini' will be used
356 as file name. SYSTEM_WGETRC should not be defined under WINDOWS.
358 It is not as trivial as I assumed, because on 95 argv[0] is full
359 path, but on NT you get what you typed in command line. --dbudor */
363 file = (char *)xmalloc (strlen (home) + strlen ("wget.ini") + 1);
364 sprintf (file, "%swget.ini", home);
370 if (!file_exists_p (file))
378 /* Initialize variables from a wgetrc file */
380 run_wgetrc (const char *file)
386 fp = fopen (file, "rb");
389 fprintf (stderr, _("%s: Cannot read %s (%s).\n"), exec_name,
390 file, strerror (errno));
393 enable_tilde_expansion = 1;
395 while ((line = read_whole_line (fp)))
400 /* Parse the line. */
401 status = parse_line (line, &com, &val);
403 /* If everything is OK, set the value. */
406 if (!setval (com, val))
407 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
412 else if (status == 0)
413 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
417 enable_tilde_expansion = 0;
421 /* Initialize the defaults and run the system wgetrc and user's own
428 /* Load the hard-coded defaults. */
431 /* If SYSTEM_WGETRC is defined, use it. */
433 if (file_exists_p (SYSTEM_WGETRC))
434 run_wgetrc (SYSTEM_WGETRC);
436 /* Override it with your own, if one exists. */
437 file = wgetrc_file_name ();
440 /* #### We should somehow canonicalize `file' and SYSTEM_WGETRC,
443 if (!strcmp (file, SYSTEM_WGETRC))
445 fprintf (stderr, _("\
446 %s: Warning: Both system and user wgetrc point to `%s'.\n"),
456 /* Parse the line pointed by line, with the syntax:
457 <sp>* command <sp>* = <sp>* value <newline>
458 Uses malloc to allocate space for command and value.
459 If the line is invalid, data is freed and 0 is returned.
466 parse_line (const char *line, char **com, char **val)
468 const char *p = line;
469 const char *orig_comptr, *end;
472 /* Skip whitespace. */
473 while (*p && ISSPACE (*p))
476 /* Don't process empty lines. */
477 if (!*p || *p == '#')
480 for (orig_comptr = p; ISALPHA (*p) || *p == '_' || *p == '-'; p++)
482 /* The next char should be space or '='. */
483 if (!ISSPACE (*p) && (*p != '='))
485 /* Here we cannot use strdupdelim() as we normally would because we
486 want to skip the `-' and `_' characters in the input string. */
487 *com = (char *)xmalloc (p - orig_comptr + 1);
488 for (new_comptr = *com; orig_comptr < p; orig_comptr++)
490 if (*orig_comptr == '_' || *orig_comptr == '-')
492 *new_comptr++ = *orig_comptr;
495 /* If the command is invalid, exit now. */
496 if (comind (*com) == -1)
502 /* Skip spaces before '='. */
503 for (; ISSPACE (*p); p++);
504 /* If '=' not found, bail out. */
510 /* Skip spaces after '='. */
511 for (++p; ISSPACE (*p); p++);
512 /* Get the ending position for VAL by starting with the end of the
513 line and skipping whitespace. */
514 end = line + strlen (line) - 1;
515 while (end > p && ISSPACE (*end))
517 *val = strdupdelim (p, end + 1);
521 /* Set COM to VAL. This is the meat behind processing `.wgetrc'. No
522 fatals -- error signal prints a warning and resets to default
523 value. All error messages are printed to stderr, *not* to
524 opt.lfile, since opt.lfile wasn't even generated yet. */
526 setval (const char *com, const char *val)
535 /* #### Should I just abort()? */
537 fprintf (stderr, _("%s: BUG: unknown command `%s', value `%s'.\n"),
538 exec_name, com, val);
542 return ((*commands[ind].action) (com, val, commands[ind].closure));
545 /* Generic helper functions, for use with `commands'. */
547 static int myatoi PARAMS ((const char *s));
549 /* Store the boolean value from VAL to CLOSURE. COM is ignored,
550 except for error messages. */
552 cmd_boolean (const char *com, const char *val, void *closure)
556 #define LC(x) TOLOWER(x)
558 if ((LC(v[0]) == 'o' && LC(v[1]) == 'n' && !v[2])
560 (LC(v[0]) == 'y' && LC(v[1]) == 'e' && LC(v[2]) == 's' && !v[3])
562 (v[0] == '1' && !v[1]))
563 /* "on", "yes" and "1" mean true. */
565 else if ((LC(v[0]) == 'o' && LC(v[1]) == 'f' && LC(v[2]) == 'f' && !v[3])
567 (LC(v[0]) == 'n' && LC(v[1]) == 'o' && !v[2])
569 (v[0] == '0' && !v[1]))
570 /* "off", "no" and "0" mean false. */
574 fprintf (stderr, _("%s: %s: Please specify on or off.\n"),
579 *(int *)closure = bool_value;
583 /* Store the lockable_boolean {2, 1, 0, -1} value from VAL to CLOSURE. COM is
584 ignored, except for error messages. Values 2 and -1 indicate that once
585 defined, the value may not be changed by successive wgetrc files or
586 command-line arguments.
588 Values: 2 - Enable a particular option for good ("always")
589 1 - Enable an option ("on")
590 0 - Disable an option ("off")
591 -1 - Disable an option for good ("never") */
593 cmd_lockable_boolean (const char *com, const char *val, void *closure)
595 int lockable_boolean_value;
598 * If a config file said "always" or "never", don't allow command line
599 * arguments to override the config file.
601 if (*(int *)closure == -1 || *(int *)closure == 2)
604 if (!strcasecmp (val, "always") || !strcmp (val, "2"))
605 lockable_boolean_value = 2;
606 else if (!strcasecmp (val, "on")
607 || !strcasecmp (val, "yes")
608 || !strcmp (val, "1"))
609 lockable_boolean_value = 1;
610 else if (!strcasecmp (val, "off")
611 || !strcasecmp (val, "no")
612 || !strcmp (val, "0"))
613 lockable_boolean_value = 0;
614 else if (!strcasecmp (val, "never") || !strcmp (val, "-1"))
615 lockable_boolean_value = -1;
618 fprintf (stderr, _("%s: %s: Please specify always, on, off, "
624 *(int *)closure = lockable_boolean_value;
628 /* Set the non-negative integer value from VAL to CLOSURE. With
629 incorrect specification, the number remains unchanged. */
631 cmd_number (const char *com, const char *val, void *closure)
633 int num = myatoi (val);
637 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
638 exec_name, com, val);
641 *(int *)closure = num;
645 /* Similar to cmd_number(), only accepts `inf' as a synonym for 0. */
647 cmd_number_inf (const char *com, const char *val, void *closure)
649 if (!strcasecmp (val, "inf"))
654 return cmd_number (com, val, closure);
657 /* Copy (strdup) the string at COM to a new location and place a
658 pointer to *CLOSURE. */
660 cmd_string (const char *com, const char *val, void *closure)
662 char **pstring = (char **)closure;
664 FREE_MAYBE (*pstring);
665 *pstring = xstrdup (val);
669 /* Like the above, but handles tilde-expansion when reading a user's
670 `.wgetrc'. In that case, and if VAL begins with `~', the tilde
671 gets expanded to the user's home directory. */
673 cmd_file (const char *com, const char *val, void *closure)
675 char **pstring = (char **)closure;
677 FREE_MAYBE (*pstring);
679 /* #### If VAL is empty, perhaps should set *CLOSURE to NULL. */
681 if (!enable_tilde_expansion || !(*val == '~' && (*(val + 1) == '/'
683 || *(val + 1) == '\\'
688 *pstring = xstrdup (val);
694 char *home = home_dir ();
698 homelen = strlen (home);
699 while (homelen && (home[homelen - 1] == '/'
701 || home[homelen - 1] == '\\'
704 home[--homelen] = '\0';
706 /* Skip the leading "~/". */
708 for (++val; *val == '/' || *val == '\\'; val++)
711 for (++val; *val == '/'; val++)
715 result = xmalloc (homelen + 1 + strlen (val) + 1);
716 memcpy (result, home, homelen);
717 result[homelen] = '/';
718 strcpy (result + homelen + 1, val);
723 /* Convert "\" to "/". */
726 for (s = *pstring; *s; s++)
734 /* Like cmd_file, but strips trailing '/' characters. */
736 cmd_directory (const char *com, const char *val, void *closure)
740 /* Call cmd_file() for tilde expansion and separator
741 canonicalization (backslash -> slash under Windows). These
742 things should perhaps be in a separate function. */
743 if (!cmd_file (com, val, closure))
746 s = *(char **)closure;
748 while (t > s && *--t == '/')
754 /* Merge the vector (array of strings separated with `,') in COM with
755 the vector (NULL-terminated array of strings) pointed to by
758 cmd_vector (const char *com, const char *val, void *closure)
760 char ***pvec = (char ***)closure;
763 *pvec = merge_vecs (*pvec, sepstring (val));
773 cmd_directory_vector (const char *com, const char *val, void *closure)
775 char ***pvec = (char ***)closure;
779 /* Strip the trailing slashes from directories. */
782 seps = sepstring (val);
783 for (t = seps; t && *t; t++)
785 int len = strlen (*t);
786 /* Skip degenerate case of root directory. */
789 if ((*t)[len - 1] == '/')
790 (*t)[len - 1] = '\0';
793 *pvec = merge_vecs (*pvec, seps);
803 /* Set the value stored in VAL to CLOSURE (which should point to a
804 long int), allowing several postfixes, with the following syntax
808 [0-9]+[kK] -> bytes * 1024
809 [0-9]+[mM] -> bytes * 1024 * 1024
812 Anything else is flagged as incorrect, and CLOSURE is unchanged. */
814 cmd_bytes (const char *com, const char *val, void *closure)
817 long *out = (long *)closure;
822 /* Check for "inf". */
823 if (p[0] == 'i' && p[1] == 'n' && p[2] == 'f' && p[3] == '\0')
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 designator. */
839 switch (TOLOWER (*p))
850 result *= (long)1024 * 1024;
854 result *= (long)1024 * 1024 * 1024;
857 printf (_("%s: Invalid specification `%s'\n"), com, val);
864 /* Store the value of VAL to *OUT, allowing suffixes for minutes and
867 cmd_time (const char *com, const char *val, void *closure)
872 /* Search for digits and construct result. */
873 for (; *p && ISDIGIT (*p); p++)
874 result = (10 * result) + (*p - '0');
875 /* If no digits were found, or more than one character is following
877 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
879 printf (_("%s: Invalid specification `%s'\n"), com, val);
882 /* Search for a suffix. */
883 switch (TOLOWER (*p))
897 /* Days (overflow on 16bit machines) */
905 printf (_("%s: Invalid specification `%s'\n"), com, val);
908 *(long *)closure = result;
912 /* Specialized helper functions, used by `commands' to handle some
913 options specially. */
915 static int check_user_specified_header PARAMS ((const char *));
918 cmd_spec_dirstruct (const char *com, const char *val, void *closure)
920 if (!cmd_boolean (com, val, &opt.dirstruct))
922 /* Since dirstruct behaviour is explicitly changed, no_dirstruct
923 must be affected inversely. */
925 opt.no_dirstruct = 0;
927 opt.no_dirstruct = 1;
932 cmd_spec_header (const char *com, const char *val, void *closure)
936 /* Empty header means reset headers. */
937 FREE_MAYBE (opt.user_header);
938 opt.user_header = NULL;
944 if (!check_user_specified_header (val))
946 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
947 exec_name, com, val);
950 i = opt.user_header ? strlen (opt.user_header) : 0;
951 opt.user_header = (char *)xrealloc (opt.user_header, i + strlen (val)
953 strcpy (opt.user_header + i, val);
955 opt.user_header[i++] = '\r';
956 opt.user_header[i++] = '\n';
957 opt.user_header[i] = '\0';
963 cmd_spec_htmlify (const char *com, const char *val, void *closure)
965 int flag = cmd_boolean (com, val, &opt.htmlify);
966 if (flag && !opt.htmlify)
967 opt.remove_listing = 0;
972 cmd_spec_mirror (const char *com, const char *val, void *closure)
976 if (!cmd_boolean (com, val, &mirror))
981 if (!opt.no_dirstruct)
983 opt.timestamping = 1;
984 opt.reclevel = INFINITE_RECURSION;
985 opt.remove_listing = 0;
991 cmd_spec_progress (const char *com, const char *val, void *closure)
993 if (!valid_progress_implementation_p (val))
995 fprintf (stderr, _("%s: %s: Invalid progress type `%s'.\n"),
996 exec_name, com, val);
999 FREE_MAYBE (opt.progress_type);
1001 /* Don't call set_progress_implementation here. It will be called
1002 in main() when it becomes clear what the log output is. */
1003 opt.progress_type = xstrdup (val);
1008 cmd_spec_recursive (const char *com, const char *val, void *closure)
1010 if (!cmd_boolean (com, val, &opt.recursive))
1014 if (opt.recursive && !opt.no_dirstruct)
1021 cmd_spec_restrict_file_names (const char *com, const char *val, void *closure)
1023 /* The currently accepted values are `none', `unix', and
1025 if (0 == strcasecmp (val, "none"))
1026 opt.restrict_file_names = restrict_none;
1027 else if (0 == strcasecmp (val, "unix"))
1028 opt.restrict_file_names = restrict_shell;
1029 else if (0 == strcasecmp (val, "windows"))
1030 opt.restrict_file_names = restrict_windows;
1033 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
1034 exec_name, com, val);
1041 cmd_spec_useragent (const char *com, const char *val, void *closure)
1043 /* Just check for empty string and newline, so we don't throw total
1044 junk to the server. */
1045 if (!*val || strchr (val, '\n'))
1047 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
1048 exec_name, com, val);
1051 opt.useragent = xstrdup (val);
1055 /* Miscellaneous useful routines. */
1057 /* Return the integer value of a positive integer written in S, or -1
1058 if an error was encountered. */
1060 myatoi (const char *s)
1063 const char *orig = s;
1065 for (res = 0; *s && ISDIGIT (*s); s++)
1066 res = 10 * res + (*s - '0');
1067 if (*s || orig == s)
1073 #define ISODIGIT(x) ((x) >= '0' && (x) <= '7')
1076 check_user_specified_header (const char *s)
1080 for (p = s; *p && *p != ':' && !ISSPACE (*p); p++);
1081 /* The header MUST contain `:' preceded by at least one
1082 non-whitespace character. */
1083 if (*p != ':' || p == s)
1085 /* The header MUST NOT contain newlines. */
1086 if (strchr (s, '\n'))
1091 void cleanup_html_url PARAMS ((void));
1092 void res_cleanup PARAMS ((void));
1093 void downloaded_files_free PARAMS ((void));
1094 void http_cleanup PARAMS ((void));
1097 /* Free the memory allocated by global variables. */
1101 /* Free external resources, close files, etc. */
1106 /* We're exiting anyway so there's no real need to call free()
1107 hundreds of times. Skipping the frees will make Wget exit
1110 However, when detecting leaks, it's crucial to free() everything
1111 because then you can find the real leaks, i.e. the allocated
1112 memory which grows with the size of the program. */
1115 recursive_cleanup ();
1118 cleanup_html_url ();
1119 downloaded_files_free ();
1121 cookie_jar_delete (wget_cookie_jar);
1124 extern acc_t *netrc_list;
1125 free_netrc (netrc_list);
1127 FREE_MAYBE (opt.lfilename);
1128 xfree (opt.dir_prefix);
1129 FREE_MAYBE (opt.input_filename);
1130 FREE_MAYBE (opt.output_document);
1131 free_vec (opt.accepts);
1132 free_vec (opt.rejects);
1133 free_vec (opt.excludes);
1134 free_vec (opt.includes);
1135 free_vec (opt.domains);
1136 free_vec (opt.follow_tags);
1137 free_vec (opt.ignore_tags);
1138 FREE_MAYBE (opt.progress_type);
1139 xfree (opt.ftp_acc);
1140 FREE_MAYBE (opt.ftp_pass);
1141 FREE_MAYBE (opt.ftp_proxy);
1142 FREE_MAYBE (opt.https_proxy);
1143 FREE_MAYBE (opt.http_proxy);
1144 free_vec (opt.no_proxy);
1145 FREE_MAYBE (opt.useragent);
1146 FREE_MAYBE (opt.referer);
1147 FREE_MAYBE (opt.http_user);
1148 FREE_MAYBE (opt.http_passwd);
1149 FREE_MAYBE (opt.user_header);
1151 FREE_MAYBE (opt.sslcertkey);
1152 FREE_MAYBE (opt.sslcertfile);
1153 #endif /* HAVE_SSL */
1154 FREE_MAYBE (opt.bind_address);
1155 FREE_MAYBE (opt.cookies_input);
1156 FREE_MAYBE (opt.cookies_output);