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_useragent);
105 /* List of recognized commands, each consisting of name, closure and function.
106 When adding a new command, simply add it to the list, but be sure to keep the
107 list sorted alphabetically, as comind() depends on it. Also, be sure to add
108 any entries that allocate memory (e.g. cmd_string and cmd_vector guys) to the
109 cleanup() function below. */
113 int (*action) PARAMS ((const char *, const char *, void *));
115 { "accept", &opt.accepts, cmd_vector },
116 { "addhostdir", &opt.add_hostdir, cmd_boolean },
117 { "alwaysrest", &opt.always_rest, cmd_boolean }, /* deprecated */
118 { "background", &opt.background, cmd_boolean },
119 { "backupconverted", &opt.backup_converted, cmd_boolean },
120 { "backups", &opt.backups, cmd_number },
121 { "base", &opt.base_href, cmd_string },
122 { "bindaddress", &opt.bind_address, cmd_string },
123 { "cache", &opt.allow_cache, cmd_boolean },
124 { "continue", &opt.always_rest, cmd_boolean },
125 { "convertlinks", &opt.convert_links, cmd_boolean },
126 { "cookies", &opt.cookies, cmd_boolean },
127 { "cutdirs", &opt.cut_dirs, cmd_number },
129 { "debug", &opt.debug, cmd_boolean },
131 { "deleteafter", &opt.delete_after, cmd_boolean },
132 { "dirprefix", &opt.dir_prefix, cmd_directory },
133 { "dirstruct", NULL, cmd_spec_dirstruct },
134 { "dnscache", &opt.dns_cache, cmd_boolean },
135 { "domains", &opt.domains, cmd_vector },
136 { "dotbytes", &opt.dot_bytes, cmd_bytes },
137 { "dotsinline", &opt.dots_in_line, cmd_number },
138 { "dotspacing", &opt.dot_spacing, cmd_number },
139 { "dotstyle", &opt.dot_style, cmd_string },
141 { "egdfile", &opt.sslegdsock, cmd_file },
143 { "excludedirectories", &opt.excludes, cmd_directory_vector },
144 { "excludedomains", &opt.exclude_domains, cmd_vector },
145 { "followftp", &opt.follow_ftp, cmd_boolean },
146 { "followtags", &opt.follow_tags, cmd_vector },
147 { "forcehtml", &opt.force_html, cmd_boolean },
148 { "ftpproxy", &opt.ftp_proxy, cmd_string },
149 { "glob", &opt.ftp_glob, cmd_boolean },
150 { "header", NULL, cmd_spec_header },
151 { "htmlextension", &opt.html_extension, cmd_boolean },
152 { "htmlify", NULL, cmd_spec_htmlify },
153 { "httpkeepalive", &opt.http_keep_alive, cmd_boolean },
154 { "httppasswd", &opt.http_passwd, cmd_string },
155 { "httpproxy", &opt.http_proxy, cmd_string },
156 { "httpsproxy", &opt.https_proxy, cmd_string },
157 { "httpuser", &opt.http_user, cmd_string },
158 { "ignorelength", &opt.ignore_length, cmd_boolean },
159 { "ignoretags", &opt.ignore_tags, cmd_vector },
160 { "includedirectories", &opt.includes, cmd_directory_vector },
161 { "input", &opt.input_filename, cmd_file },
162 { "killlonger", &opt.kill_longer, cmd_boolean },
163 { "limitrate", &opt.limit_rate, cmd_bytes },
164 { "loadcookies", &opt.cookies_input, cmd_file },
165 { "logfile", &opt.lfilename, cmd_file },
166 { "login", &opt.ftp_acc, cmd_string },
167 { "mirror", NULL, cmd_spec_mirror },
168 { "netrc", &opt.netrc, cmd_boolean },
169 { "noclobber", &opt.noclobber, cmd_boolean },
170 { "noparent", &opt.no_parent, cmd_boolean },
171 { "noproxy", &opt.no_proxy, cmd_vector },
172 { "numtries", &opt.ntry, cmd_number_inf },/* deprecated*/
173 { "outputdocument", &opt.output_document, cmd_file },
174 { "pagerequisites", &opt.page_requisites, cmd_boolean },
175 { "passiveftp", &opt.ftp_pasv, cmd_lockable_boolean },
176 { "passwd", &opt.ftp_pass, cmd_string },
177 { "postdata", &opt.post_data, cmd_string },
178 { "postfile", &opt.post_file_name, cmd_file },
179 { "progress", &opt.progress_type, cmd_spec_progress },
180 { "proxypasswd", &opt.proxy_passwd, cmd_string },
181 { "proxyuser", &opt.proxy_user, cmd_string },
182 { "quiet", &opt.quiet, cmd_boolean },
183 { "quota", &opt.quota, cmd_bytes },
184 { "randomwait", &opt.random_wait, cmd_boolean },
185 { "reclevel", &opt.reclevel, cmd_number_inf },
186 { "recursive", NULL, cmd_spec_recursive },
187 { "referer", &opt.referer, cmd_string },
188 { "reject", &opt.rejects, cmd_vector },
189 { "relativeonly", &opt.relative_only, cmd_boolean },
190 { "removelisting", &opt.remove_listing, cmd_boolean },
191 { "retrsymlinks", &opt.retr_symlinks, cmd_boolean },
192 { "retryconnrefused", &opt.retry_connrefused, cmd_boolean },
193 { "robots", &opt.use_robots, cmd_boolean },
194 { "savecookies", &opt.cookies_output, cmd_file },
195 { "saveheaders", &opt.save_headers, cmd_boolean },
196 { "serverresponse", &opt.server_response, cmd_boolean },
197 { "spanhosts", &opt.spanhost, cmd_boolean },
198 { "spider", &opt.spider, cmd_boolean },
200 { "sslcadir", &opt.sslcadir, cmd_directory },
201 { "sslcafile", &opt.sslcafile, cmd_file },
202 { "sslcertfile", &opt.sslcertfile, cmd_file },
203 { "sslcertkey", &opt.sslcertkey, cmd_file },
204 { "sslcerttype", &opt.sslcerttype, cmd_number },
205 { "sslcheckcert", &opt.sslcheckcert, cmd_number },
206 { "sslprotocol", &opt.sslprotocol, cmd_number },
207 #endif /* HAVE_SSL */
208 { "timeout", &opt.timeout, cmd_time },
209 { "timestamping", &opt.timestamping, cmd_boolean },
210 { "tries", &opt.ntry, cmd_number_inf },
211 { "useproxy", &opt.use_proxy, cmd_boolean },
212 { "useragent", NULL, cmd_spec_useragent },
213 { "verbose", &opt.verbose, cmd_boolean },
214 { "wait", &opt.wait, cmd_time },
215 { "waitretry", &opt.waitretry, cmd_time }
218 /* Look up COM in the commands[] array and return its index. If COM
219 is not found, -1 is returned. This function uses binary search. */
222 comind (const char *com)
224 int lo = 0, hi = ARRAY_SIZE (commands) - 1;
228 int mid = (lo + hi) >> 1;
229 int cmp = strcasecmp (com, commands[mid].name);
240 /* Reset the variables to default values. */
246 /* Most of the default values are 0. Just reset everything, and
247 fill in the non-zero values. Note that initializing pointers to
248 NULL this way is technically illegal, but porting Wget to a
249 machine where NULL is not all-zero bit pattern will be the least
250 of the implementors' worries. */
251 memset (&opt, 0, sizeof (opt));
256 opt.dir_prefix = xstrdup (".");
260 opt.ftp_acc = xstrdup ("anonymous");
261 opt.ftp_pass = xstrdup ("-wget@");
265 opt.http_keep_alive = 1;
267 tmp = getenv ("no_proxy");
269 opt.no_proxy = sepstring (tmp);
277 opt.remove_listing = 1;
279 opt.dot_bytes = 1024;
280 opt.dot_spacing = 10;
281 opt.dots_in_line = 50;
286 /* Return the user's home directory (strdup-ed), or NULL if none is
291 char *home = getenv ("HOME");
296 /* If HOME is not defined, try getting it from the password
298 struct passwd *pwd = getpwuid (getuid ());
299 if (!pwd || !pwd->pw_dir)
304 /* #### Maybe I should grab home_dir from registry, but the best
305 that I could get from there is user's Start menu. It sucks! */
309 return home ? xstrdup (home) : NULL;
312 /* Return the path to the user's .wgetrc. This is either the value of
313 `WGETRC' environment variable, or `$HOME/.wgetrc'.
315 If the `WGETRC' variable exists but the file does not exist, the
316 function will exit(). */
318 wgetrc_file_name (void)
323 /* Try the environment. */
324 env = getenv ("WGETRC");
327 if (!file_exists_p (env))
329 fprintf (stderr, "%s: %s: %s.\n", exec_name, env, strerror (errno));
332 return xstrdup (env);
336 /* If that failed, try $HOME/.wgetrc. */
340 file = (char *)xmalloc (strlen (home) + 1 + strlen (".wgetrc") + 1);
341 sprintf (file, "%s/.wgetrc", home);
345 /* Under Windows, "home" is (for the purposes of this function) the
346 directory where `wget.exe' resides, and `wget.ini' will be used
347 as file name. SYSTEM_WGETRC should not be defined under WINDOWS.
349 It is not as trivial as I assumed, because on 95 argv[0] is full
350 path, but on NT you get what you typed in command line. --dbudor */
354 file = (char *)xmalloc (strlen (home) + strlen ("wget.ini") + 1);
355 sprintf (file, "%swget.ini", home);
361 if (!file_exists_p (file))
369 /* Initialize variables from a wgetrc file */
371 run_wgetrc (const char *file)
377 fp = fopen (file, "rb");
380 fprintf (stderr, _("%s: Cannot read %s (%s).\n"), exec_name,
381 file, strerror (errno));
384 enable_tilde_expansion = 1;
386 while ((line = read_whole_line (fp)))
391 /* Parse the line. */
392 status = parse_line (line, &com, &val);
394 /* If everything is OK, set the value. */
397 if (!setval (com, val))
398 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
403 else if (status == 0)
404 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
408 enable_tilde_expansion = 0;
412 /* Initialize the defaults and run the system wgetrc and user's own
419 /* Load the hard-coded defaults. */
422 /* If SYSTEM_WGETRC is defined, use it. */
424 if (file_exists_p (SYSTEM_WGETRC))
425 run_wgetrc (SYSTEM_WGETRC);
427 /* Override it with your own, if one exists. */
428 file = wgetrc_file_name ();
431 /* #### We should somehow canonicalize `file' and SYSTEM_WGETRC,
434 if (!strcmp (file, SYSTEM_WGETRC))
436 fprintf (stderr, _("\
437 %s: Warning: Both system and user wgetrc point to `%s'.\n"),
447 /* Parse the line pointed by line, with the syntax:
448 <sp>* command <sp>* = <sp>* value <newline>
449 Uses malloc to allocate space for command and value.
450 If the line is invalid, data is freed and 0 is returned.
457 parse_line (const char *line, char **com, char **val)
459 const char *p = line;
460 const char *orig_comptr, *end;
463 /* Skip whitespace. */
464 while (*p && ISSPACE (*p))
467 /* Don't process empty lines. */
468 if (!*p || *p == '#')
471 for (orig_comptr = p; ISALPHA (*p) || *p == '_' || *p == '-'; p++)
473 /* The next char should be space or '='. */
474 if (!ISSPACE (*p) && (*p != '='))
476 /* Here we cannot use strdupdelim() as we normally would because we
477 want to skip the `-' and `_' characters in the input string. */
478 *com = (char *)xmalloc (p - orig_comptr + 1);
479 for (new_comptr = *com; orig_comptr < p; orig_comptr++)
481 if (*orig_comptr == '_' || *orig_comptr == '-')
483 *new_comptr++ = *orig_comptr;
486 /* If the command is invalid, exit now. */
487 if (comind (*com) == -1)
493 /* Skip spaces before '='. */
494 for (; ISSPACE (*p); p++);
495 /* If '=' not found, bail out. */
501 /* Skip spaces after '='. */
502 for (++p; ISSPACE (*p); p++);
503 /* Get the ending position for VAL by starting with the end of the
504 line and skipping whitespace. */
505 end = line + strlen (line) - 1;
506 while (end > p && ISSPACE (*end))
508 *val = strdupdelim (p, end + 1);
512 /* Set COM to VAL. This is the meat behind processing `.wgetrc'. No
513 fatals -- error signal prints a warning and resets to default
514 value. All error messages are printed to stderr, *not* to
515 opt.lfile, since opt.lfile wasn't even generated yet. */
517 setval (const char *com, const char *val)
526 /* #### Should I just abort()? */
528 fprintf (stderr, _("%s: BUG: unknown command `%s', value `%s'.\n"),
529 exec_name, com, val);
533 return ((*commands[ind].action) (com, val, commands[ind].closure));
536 /* Generic helper functions, for use with `commands'. */
538 static int myatoi PARAMS ((const char *s));
540 /* Store the boolean value from VAL to CLOSURE. COM is ignored,
541 except for error messages. */
543 cmd_boolean (const char *com, const char *val, void *closure)
547 #define LC(x) TOLOWER(x)
549 if ((LC(v[0]) == 'o' && LC(v[1]) == 'n' && !v[2])
551 (LC(v[0]) == 'y' && LC(v[1]) == 'e' && LC(v[2]) == 's' && !v[3])
553 (v[0] == '1' && !v[1]))
554 /* "on", "yes" and "1" mean true. */
556 else if ((LC(v[0]) == 'o' && LC(v[1]) == 'f' && LC(v[2]) == 'f' && !v[3])
558 (LC(v[0]) == 'n' && LC(v[1]) == 'o' && !v[2])
560 (v[0] == '0' && !v[1]))
561 /* "off", "no" and "0" mean false. */
565 fprintf (stderr, _("%s: %s: Please specify on or off.\n"),
570 *(int *)closure = bool_value;
574 /* Store the lockable_boolean {2, 1, 0, -1} value from VAL to CLOSURE. COM is
575 ignored, except for error messages. Values 2 and -1 indicate that once
576 defined, the value may not be changed by successive wgetrc files or
577 command-line arguments.
579 Values: 2 - Enable a particular option for good ("always")
580 1 - Enable an option ("on")
581 0 - Disable an option ("off")
582 -1 - Disable an option for good ("never") */
584 cmd_lockable_boolean (const char *com, const char *val, void *closure)
586 int lockable_boolean_value;
589 * If a config file said "always" or "never", don't allow command line
590 * arguments to override the config file.
592 if (*(int *)closure == -1 || *(int *)closure == 2)
595 if (!strcasecmp (val, "always") || !strcmp (val, "2"))
596 lockable_boolean_value = 2;
597 else if (!strcasecmp (val, "on")
598 || !strcasecmp (val, "yes")
599 || !strcmp (val, "1"))
600 lockable_boolean_value = 1;
601 else if (!strcasecmp (val, "off")
602 || !strcasecmp (val, "no")
603 || !strcmp (val, "0"))
604 lockable_boolean_value = 0;
605 else if (!strcasecmp (val, "never") || !strcmp (val, "-1"))
606 lockable_boolean_value = -1;
609 fprintf (stderr, _("%s: %s: Please specify always, on, off, "
615 *(int *)closure = lockable_boolean_value;
619 /* Set the non-negative integer value from VAL to CLOSURE. With
620 incorrect specification, the number remains unchanged. */
622 cmd_number (const char *com, const char *val, void *closure)
624 int num = myatoi (val);
628 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
629 exec_name, com, val);
632 *(int *)closure = num;
636 /* Similar to cmd_number(), only accepts `inf' as a synonym for 0. */
638 cmd_number_inf (const char *com, const char *val, void *closure)
640 if (!strcasecmp (val, "inf"))
645 return cmd_number (com, val, closure);
648 /* Copy (strdup) the string at COM to a new location and place a
649 pointer to *CLOSURE. */
651 cmd_string (const char *com, const char *val, void *closure)
653 char **pstring = (char **)closure;
655 FREE_MAYBE (*pstring);
656 *pstring = xstrdup (val);
660 /* Like the above, but handles tilde-expansion when reading a user's
661 `.wgetrc'. In that case, and if VAL begins with `~', the tilde
662 gets expanded to the user's home directory. */
664 cmd_file (const char *com, const char *val, void *closure)
666 char **pstring = (char **)closure;
668 FREE_MAYBE (*pstring);
670 /* #### If VAL is empty, perhaps should set *CLOSURE to NULL. */
672 if (!enable_tilde_expansion || !(*val == '~' && (*(val + 1) == '/'
674 || *(val + 1) == '\\'
679 *pstring = xstrdup (val);
685 char *home = home_dir ();
689 homelen = strlen (home);
690 while (homelen && (home[homelen - 1] == '/'
692 || home[homelen - 1] == '\\'
695 home[--homelen] = '\0';
697 /* Skip the leading "~/". */
699 for (++val; *val == '/' || *val == '\\'; val++)
702 for (++val; *val == '/'; val++)
706 result = xmalloc (homelen + 1 + strlen (val) + 1);
707 memcpy (result, home, homelen);
708 result[homelen] = '/';
709 strcpy (result + homelen + 1, val);
714 /* Convert "\" to "/". */
717 for (s = *pstring; *s; s++)
725 /* Like cmd_file, but strips trailing '/' characters. */
727 cmd_directory (const char *com, const char *val, void *closure)
731 /* Call cmd_file() for tilde expansion and separator
732 canonicalization (backslash -> slash under Windows). These
733 things should perhaps be in a separate function. */
734 if (!cmd_file (com, val, closure))
737 s = *(char **)closure;
739 while (t > s && *--t == '/')
745 /* Merge the vector (array of strings separated with `,') in COM with
746 the vector (NULL-terminated array of strings) pointed to by
749 cmd_vector (const char *com, const char *val, void *closure)
751 char ***pvec = (char ***)closure;
754 *pvec = merge_vecs (*pvec, sepstring (val));
764 cmd_directory_vector (const char *com, const char *val, void *closure)
766 char ***pvec = (char ***)closure;
770 /* Strip the trailing slashes from directories. */
773 seps = sepstring (val);
774 for (t = seps; t && *t; t++)
776 int len = strlen (*t);
777 /* Skip degenerate case of root directory. */
780 if ((*t)[len - 1] == '/')
781 (*t)[len - 1] = '\0';
784 *pvec = merge_vecs (*pvec, seps);
794 /* Set the value stored in VAL to CLOSURE (which should point to a
795 long int), allowing several postfixes, with the following syntax
799 [0-9]+[kK] -> bytes * 1024
800 [0-9]+[mM] -> bytes * 1024 * 1024
803 Anything else is flagged as incorrect, and CLOSURE is unchanged. */
805 cmd_bytes (const char *com, const char *val, void *closure)
808 long *out = (long *)closure;
813 /* Check for "inf". */
814 if (p[0] == 'i' && p[1] == 'n' && p[2] == 'f' && p[3] == '\0')
819 /* Search for digits and construct result. */
820 for (; *p && ISDIGIT (*p); p++)
821 result = (10 * result) + (*p - '0');
822 /* If no digits were found, or more than one character is following
824 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
826 printf (_("%s: Invalid specification `%s'\n"), com, val);
829 /* Search for a designator. */
830 switch (TOLOWER (*p))
841 result *= (long)1024 * 1024;
845 result *= (long)1024 * 1024 * 1024;
848 printf (_("%s: Invalid specification `%s'\n"), com, val);
855 /* Store the value of VAL to *OUT, allowing suffixes for minutes and
858 cmd_time (const char *com, const char *val, void *closure)
863 /* Search for digits and construct result. */
864 for (; *p && ISDIGIT (*p); p++)
865 result = (10 * result) + (*p - '0');
866 /* If no digits were found, or more than one character is following
868 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
870 printf (_("%s: Invalid specification `%s'\n"), com, val);
873 /* Search for a suffix. */
874 switch (TOLOWER (*p))
888 /* Days (overflow on 16bit machines) */
896 printf (_("%s: Invalid specification `%s'\n"), com, val);
899 *(long *)closure = result;
903 /* Specialized helper functions, used by `commands' to handle some
904 options specially. */
906 static int check_user_specified_header PARAMS ((const char *));
909 cmd_spec_dirstruct (const char *com, const char *val, void *closure)
911 if (!cmd_boolean (com, val, &opt.dirstruct))
913 /* Since dirstruct behaviour is explicitly changed, no_dirstruct
914 must be affected inversely. */
916 opt.no_dirstruct = 0;
918 opt.no_dirstruct = 1;
923 cmd_spec_header (const char *com, const char *val, void *closure)
927 /* Empty header means reset headers. */
928 FREE_MAYBE (opt.user_header);
929 opt.user_header = NULL;
935 if (!check_user_specified_header (val))
937 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
938 exec_name, com, val);
941 i = opt.user_header ? strlen (opt.user_header) : 0;
942 opt.user_header = (char *)xrealloc (opt.user_header, i + strlen (val)
944 strcpy (opt.user_header + i, val);
946 opt.user_header[i++] = '\r';
947 opt.user_header[i++] = '\n';
948 opt.user_header[i] = '\0';
954 cmd_spec_htmlify (const char *com, const char *val, void *closure)
956 int flag = cmd_boolean (com, val, &opt.htmlify);
957 if (flag && !opt.htmlify)
958 opt.remove_listing = 0;
963 cmd_spec_mirror (const char *com, const char *val, void *closure)
967 if (!cmd_boolean (com, val, &mirror))
972 if (!opt.no_dirstruct)
974 opt.timestamping = 1;
975 opt.reclevel = INFINITE_RECURSION;
976 opt.remove_listing = 0;
982 cmd_spec_progress (const char *com, const char *val, void *closure)
984 if (!valid_progress_implementation_p (val))
986 fprintf (stderr, _("%s: %s: Invalid progress type `%s'.\n"),
987 exec_name, com, val);
990 FREE_MAYBE (opt.progress_type);
992 /* Don't call set_progress_implementation here. It will be called
993 in main() when it becomes clear what the log output is. */
994 opt.progress_type = xstrdup (val);
999 cmd_spec_recursive (const char *com, const char *val, void *closure)
1001 if (!cmd_boolean (com, val, &opt.recursive))
1005 if (opt.recursive && !opt.no_dirstruct)
1012 cmd_spec_useragent (const char *com, const char *val, void *closure)
1014 /* Just check for empty string and newline, so we don't throw total
1015 junk to the server. */
1016 if (!*val || strchr (val, '\n'))
1018 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
1019 exec_name, com, val);
1022 opt.useragent = xstrdup (val);
1026 /* Miscellaneous useful routines. */
1028 /* Return the integer value of a positive integer written in S, or -1
1029 if an error was encountered. */
1031 myatoi (const char *s)
1034 const char *orig = s;
1036 for (res = 0; *s && ISDIGIT (*s); s++)
1037 res = 10 * res + (*s - '0');
1038 if (*s || orig == s)
1044 #define ISODIGIT(x) ((x) >= '0' && (x) <= '7')
1047 check_user_specified_header (const char *s)
1051 for (p = s; *p && *p != ':' && !ISSPACE (*p); p++);
1052 /* The header MUST contain `:' preceded by at least one
1053 non-whitespace character. */
1054 if (*p != ':' || p == s)
1056 /* The header MUST NOT contain newlines. */
1057 if (strchr (s, '\n'))
1062 void cleanup_html_url PARAMS ((void));
1063 void res_cleanup PARAMS ((void));
1064 void downloaded_files_free PARAMS ((void));
1065 void http_cleanup PARAMS ((void));
1068 /* Free the memory allocated by global variables. */
1072 /* Free external resources, close files, etc. */
1077 /* We're exiting anyway so there's no real need to call free()
1078 hundreds of times. Skipping the frees will make Wget exit
1081 However, when detecting leaks, it's crucial to free() everything
1082 because then you can find the real leaks, i.e. the allocated
1083 memory which grows with the size of the program. */
1086 recursive_cleanup ();
1089 cleanup_html_url ();
1090 downloaded_files_free ();
1092 cookie_jar_delete (wget_cookie_jar);
1095 extern acc_t *netrc_list;
1096 free_netrc (netrc_list);
1098 FREE_MAYBE (opt.lfilename);
1099 xfree (opt.dir_prefix);
1100 FREE_MAYBE (opt.input_filename);
1101 FREE_MAYBE (opt.output_document);
1102 free_vec (opt.accepts);
1103 free_vec (opt.rejects);
1104 free_vec (opt.excludes);
1105 free_vec (opt.includes);
1106 free_vec (opt.domains);
1107 free_vec (opt.follow_tags);
1108 free_vec (opt.ignore_tags);
1109 FREE_MAYBE (opt.progress_type);
1110 xfree (opt.ftp_acc);
1111 FREE_MAYBE (opt.ftp_pass);
1112 FREE_MAYBE (opt.ftp_proxy);
1113 FREE_MAYBE (opt.https_proxy);
1114 FREE_MAYBE (opt.http_proxy);
1115 free_vec (opt.no_proxy);
1116 FREE_MAYBE (opt.useragent);
1117 FREE_MAYBE (opt.referer);
1118 FREE_MAYBE (opt.http_user);
1119 FREE_MAYBE (opt.http_passwd);
1120 FREE_MAYBE (opt.user_header);
1122 FREE_MAYBE (opt.sslcertkey);
1123 FREE_MAYBE (opt.sslcertfile);
1124 #endif /* HAVE_SSL */
1125 FREE_MAYBE (opt.bind_address);
1126 FREE_MAYBE (opt.cookies_input);
1127 FREE_MAYBE (opt.cookies_output);