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_address);
74 CMD_DECLARE (cmd_boolean);
75 CMD_DECLARE (cmd_bytes);
76 CMD_DECLARE (cmd_directory_vector);
77 CMD_DECLARE (cmd_lockable_boolean);
78 CMD_DECLARE (cmd_number);
79 CMD_DECLARE (cmd_number_inf);
80 CMD_DECLARE (cmd_string);
81 CMD_DECLARE (cmd_file);
82 CMD_DECLARE (cmd_directory);
83 CMD_DECLARE (cmd_time);
84 CMD_DECLARE (cmd_vector);
86 CMD_DECLARE (cmd_spec_dirstruct);
87 CMD_DECLARE (cmd_spec_header);
88 CMD_DECLARE (cmd_spec_htmlify);
89 CMD_DECLARE (cmd_spec_mirror);
90 CMD_DECLARE (cmd_spec_progress);
91 CMD_DECLARE (cmd_spec_recursive);
92 CMD_DECLARE (cmd_spec_useragent);
94 /* List of recognized commands, each consisting of name, closure and function.
95 When adding a new command, simply add it to the list, but be sure to keep the
96 list sorted alphabetically, as comind() depends on it. Also, be sure to add
97 any entries that allocate memory (e.g. cmd_string and cmd_vector guys) to the
98 cleanup() function below. */
102 int (*action) PARAMS ((const char *, const char *, void *));
104 { "accept", &opt.accepts, cmd_vector },
105 { "addhostdir", &opt.add_hostdir, cmd_boolean },
106 { "alwaysrest", &opt.always_rest, cmd_boolean }, /* deprecated */
107 { "background", &opt.background, cmd_boolean },
108 { "backupconverted", &opt.backup_converted, cmd_boolean },
109 { "backups", &opt.backups, cmd_number },
110 { "base", &opt.base_href, cmd_string },
111 { "bindaddress", &opt.bind_address, cmd_address },
112 { "cache", &opt.allow_cache, cmd_boolean },
113 { "continue", &opt.always_rest, cmd_boolean },
114 { "convertlinks", &opt.convert_links, cmd_boolean },
115 { "cookies", &opt.cookies, cmd_boolean },
116 { "cutdirs", &opt.cut_dirs, cmd_number },
118 { "debug", &opt.debug, cmd_boolean },
120 { "deleteafter", &opt.delete_after, cmd_boolean },
121 { "dirprefix", &opt.dir_prefix, cmd_directory },
122 { "dirstruct", NULL, cmd_spec_dirstruct },
123 { "domains", &opt.domains, cmd_vector },
124 { "dotbytes", &opt.dot_bytes, cmd_bytes },
125 { "dotsinline", &opt.dots_in_line, cmd_number },
126 { "dotspacing", &opt.dot_spacing, cmd_number },
127 { "dotstyle", &opt.dot_style, cmd_string },
128 { "excludedirectories", &opt.excludes, cmd_directory_vector },
129 { "excludedomains", &opt.exclude_domains, cmd_vector },
130 { "followftp", &opt.follow_ftp, cmd_boolean },
131 { "followtags", &opt.follow_tags, cmd_vector },
132 { "forcehtml", &opt.force_html, cmd_boolean },
133 { "ftpproxy", &opt.ftp_proxy, cmd_string },
134 { "glob", &opt.ftp_glob, cmd_boolean },
135 { "header", NULL, cmd_spec_header },
136 { "htmlextension", &opt.html_extension, cmd_boolean },
137 { "htmlify", NULL, cmd_spec_htmlify },
138 { "httpkeepalive", &opt.http_keep_alive, cmd_boolean },
139 { "httppasswd", &opt.http_passwd, cmd_string },
140 { "httpproxy", &opt.http_proxy, cmd_string },
141 { "httpsproxy", &opt.https_proxy, cmd_string },
142 { "httpuser", &opt.http_user, cmd_string },
143 { "ignorelength", &opt.ignore_length, cmd_boolean },
144 { "ignoretags", &opt.ignore_tags, cmd_vector },
145 { "includedirectories", &opt.includes, cmd_directory_vector },
146 { "input", &opt.input_filename, cmd_file },
147 { "killlonger", &opt.kill_longer, cmd_boolean },
148 { "limitrate", &opt.limit_rate, cmd_bytes },
149 { "loadcookies", &opt.cookies_input, cmd_file },
150 { "logfile", &opt.lfilename, cmd_file },
151 { "login", &opt.ftp_acc, cmd_string },
152 { "mirror", NULL, cmd_spec_mirror },
153 { "netrc", &opt.netrc, cmd_boolean },
154 { "noclobber", &opt.noclobber, cmd_boolean },
155 { "noparent", &opt.no_parent, cmd_boolean },
156 { "noproxy", &opt.no_proxy, cmd_vector },
157 { "numtries", &opt.ntry, cmd_number_inf },/* deprecated*/
158 { "outputdocument", &opt.output_document, cmd_file },
159 { "pagerequisites", &opt.page_requisites, cmd_boolean },
160 { "passiveftp", &opt.ftp_pasv, cmd_lockable_boolean },
161 { "passwd", &opt.ftp_pass, cmd_string },
162 { "progress", &opt.progress_type, cmd_spec_progress },
163 { "proxypasswd", &opt.proxy_passwd, cmd_string },
164 { "proxyuser", &opt.proxy_user, cmd_string },
165 { "quiet", &opt.quiet, cmd_boolean },
166 { "quota", &opt.quota, cmd_bytes },
167 { "randomwait", &opt.random_wait, cmd_boolean },
168 { "reclevel", &opt.reclevel, cmd_number_inf },
169 { "recursive", NULL, cmd_spec_recursive },
170 { "referer", &opt.referer, cmd_string },
171 { "reject", &opt.rejects, cmd_vector },
172 { "relativeonly", &opt.relative_only, cmd_boolean },
173 { "removelisting", &opt.remove_listing, cmd_boolean },
174 { "retrsymlinks", &opt.retr_symlinks, cmd_boolean },
175 { "robots", &opt.use_robots, cmd_boolean },
176 { "savecookies", &opt.cookies_output, cmd_file },
177 { "saveheaders", &opt.save_headers, cmd_boolean },
178 { "serverresponse", &opt.server_response, cmd_boolean },
179 { "spanhosts", &opt.spanhost, cmd_boolean },
180 { "spider", &opt.spider, cmd_boolean },
182 { "sslcertfile", &opt.sslcertfile, cmd_file },
183 { "sslcertkey", &opt.sslcertkey, cmd_file },
184 { "egdfile", &opt.sslegdsock, cmd_file },
185 #endif /* HAVE_SSL */
186 { "timeout", &opt.timeout, cmd_time },
187 { "timestamping", &opt.timestamping, cmd_boolean },
188 { "tries", &opt.ntry, cmd_number_inf },
189 { "useproxy", &opt.use_proxy, cmd_boolean },
190 { "useragent", NULL, cmd_spec_useragent },
191 { "verbose", &opt.verbose, cmd_boolean },
192 { "wait", &opt.wait, cmd_time },
193 { "waitretry", &opt.waitretry, cmd_time }
196 /* Return index of COM if it is a valid command, or -1 otherwise. COM
197 is looked up in `commands' using binary search algorithm. */
199 comind (const char *com)
201 int min = 0, max = ARRAY_SIZE (commands) - 1;
205 int i = (min + max) / 2;
206 int cmp = strcasecmp (com, commands[i].name);
218 /* Reset the variables to default values. */
224 /* Most of the default values are 0. Just reset everything, and
225 fill in the non-zero values. Note that initializing pointers to
226 NULL this way is technically illegal, but porting Wget to a
227 machine where NULL is not all-zero bit pattern will be the least
228 of the implementors' worries. */
229 memset (&opt, 0, sizeof (opt));
234 opt.dir_prefix = xstrdup (".");
238 opt.ftp_acc = xstrdup ("anonymous");
239 opt.ftp_pass = xstrdup ("-wget@");
243 opt.http_keep_alive = 1;
245 tmp = getenv ("no_proxy");
247 opt.no_proxy = sepstring (tmp);
255 opt.remove_listing = 1;
257 opt.dot_bytes = 1024;
258 opt.dot_spacing = 10;
259 opt.dots_in_line = 50;
262 /* Return the user's home directory (strdup-ed), or NULL if none is
267 char *home = getenv ("HOME");
272 /* If HOME is not defined, try getting it from the password
274 struct passwd *pwd = getpwuid (getuid ());
275 if (!pwd || !pwd->pw_dir)
280 /* #### Maybe I should grab home_dir from registry, but the best
281 that I could get from there is user's Start menu. It sucks! */
285 return home ? xstrdup (home) : NULL;
288 /* Return the path to the user's .wgetrc. This is either the value of
289 `WGETRC' environment variable, or `$HOME/.wgetrc'.
291 If the `WGETRC' variable exists but the file does not exist, the
292 function will exit(). */
294 wgetrc_file_name (void)
299 /* Try the environment. */
300 env = getenv ("WGETRC");
303 if (!file_exists_p (env))
305 fprintf (stderr, "%s: %s: %s.\n", exec_name, env, strerror (errno));
308 return xstrdup (env);
312 /* If that failed, try $HOME/.wgetrc. */
316 file = (char *)xmalloc (strlen (home) + 1 + strlen (".wgetrc") + 1);
317 sprintf (file, "%s/.wgetrc", home);
321 /* Under Windows, "home" is (for the purposes of this function) the
322 directory where `wget.exe' resides, and `wget.ini' will be used
323 as file name. SYSTEM_WGETRC should not be defined under WINDOWS.
325 It is not as trivial as I assumed, because on 95 argv[0] is full
326 path, but on NT you get what you typed in command line. --dbudor */
330 file = (char *)xmalloc (strlen (home) + strlen ("wget.ini") + 1);
331 sprintf (file, "%swget.ini", home);
337 if (!file_exists_p (file))
345 /* Initialize variables from a wgetrc file */
347 run_wgetrc (const char *file)
353 fp = fopen (file, "rb");
356 fprintf (stderr, _("%s: Cannot read %s (%s).\n"), exec_name,
357 file, strerror (errno));
360 enable_tilde_expansion = 1;
362 while ((line = read_whole_line (fp)))
367 /* Parse the line. */
368 status = parse_line (line, &com, &val);
370 /* If everything is OK, set the value. */
373 if (!setval (com, val))
374 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
379 else if (status == 0)
380 fprintf (stderr, _("%s: Error in %s at line %d.\n"), exec_name,
384 enable_tilde_expansion = 0;
388 /* Initialize the defaults and run the system wgetrc and user's own
395 /* Load the hard-coded defaults. */
398 /* If SYSTEM_WGETRC is defined, use it. */
400 if (file_exists_p (SYSTEM_WGETRC))
401 run_wgetrc (SYSTEM_WGETRC);
403 /* Override it with your own, if one exists. */
404 file = wgetrc_file_name ();
407 /* #### We should somehow canonicalize `file' and SYSTEM_WGETRC,
410 if (!strcmp (file, SYSTEM_WGETRC))
412 fprintf (stderr, _("\
413 %s: Warning: Both system and user wgetrc point to `%s'.\n"),
423 /* Parse the line pointed by line, with the syntax:
424 <sp>* command <sp>* = <sp>* value <newline>
425 Uses malloc to allocate space for command and value.
426 If the line is invalid, data is freed and 0 is returned.
433 parse_line (const char *line, char **com, char **val)
435 const char *p = line;
436 const char *orig_comptr, *end;
439 /* Skip whitespace. */
440 while (*p && ISSPACE (*p))
443 /* Don't process empty lines. */
444 if (!*p || *p == '#')
447 for (orig_comptr = p; ISALPHA (*p) || *p == '_' || *p == '-'; p++)
449 /* The next char should be space or '='. */
450 if (!ISSPACE (*p) && (*p != '='))
452 /* Here we cannot use strdupdelim() as we normally would because we
453 want to skip the `-' and `_' characters in the input string. */
454 *com = (char *)xmalloc (p - orig_comptr + 1);
455 for (new_comptr = *com; orig_comptr < p; orig_comptr++)
457 if (*orig_comptr == '_' || *orig_comptr == '-')
459 *new_comptr++ = *orig_comptr;
462 /* If the command is invalid, exit now. */
463 if (comind (*com) == -1)
469 /* Skip spaces before '='. */
470 for (; ISSPACE (*p); p++);
471 /* If '=' not found, bail out. */
477 /* Skip spaces after '='. */
478 for (++p; ISSPACE (*p); p++);
479 /* Get the ending position for VAL by starting with the end of the
480 line and skipping whitespace. */
481 end = line + strlen (line) - 1;
482 while (end > p && ISSPACE (*end))
484 *val = strdupdelim (p, end + 1);
488 /* Set COM to VAL. This is the meat behind processing `.wgetrc'. No
489 fatals -- error signal prints a warning and resets to default
490 value. All error messages are printed to stderr, *not* to
491 opt.lfile, since opt.lfile wasn't even generated yet. */
493 setval (const char *com, const char *val)
502 /* #### Should I just abort()? */
504 fprintf (stderr, _("%s: BUG: unknown command `%s', value `%s'.\n"),
505 exec_name, com, val);
509 return ((*commands[ind].action) (com, val, commands[ind].closure));
512 /* Generic helper functions, for use with `commands'. */
514 static int myatoi PARAMS ((const char *s));
516 /* Interpret VAL as an Internet address (a hostname or a dotted-quad
517 IP address), and write it (in network order) to a malloc-allocated
518 address. That address gets stored to the memory pointed to by
519 CLOSURE. COM is ignored, except for error messages.
521 #### IMHO it's a mistake to do this kind of work so early in the
522 process (before any download even started!) opt.bind_address
523 should simply remember the provided value as a string. Another
524 function should do the lookup, when needed, and cache the
527 cmd_address (const char *com, const char *val, void *closure)
529 struct address_list *al;
530 struct sockaddr_in sin;
531 struct sockaddr_in **target = (struct sockaddr_in **)closure;
533 memset (&sin, '\0', sizeof (sin));
535 al = lookup_host (val, 1);
538 fprintf (stderr, _("%s: %s: Cannot convert `%s' to an IP address.\n"),
539 exec_name, com, val);
542 address_list_copy_one (al, 0, (unsigned char *)&sin.sin_addr);
543 address_list_release (al);
545 sin.sin_family = AF_INET;
548 FREE_MAYBE (*target);
550 *target = xmalloc (sizeof (sin));
551 memcpy (*target, &sin, sizeof (sin));
556 /* Store the boolean value from VAL to CLOSURE. COM is ignored,
557 except for error messages. */
559 cmd_boolean (const char *com, const char *val, void *closure)
563 if (!strcasecmp (val, "on")
564 || (*val == '1' && !*(val + 1)))
566 else if (!strcasecmp (val, "off")
567 || (*val == '0' && !*(val + 1)))
571 fprintf (stderr, _("%s: %s: Please specify on or off.\n"),
576 *(int *)closure = bool_value;
580 /* Store the lockable_boolean {2, 1, 0, -1} value from VAL to CLOSURE. COM is
581 ignored, except for error messages. Values 2 and -1 indicate that once
582 defined, the value may not be changed by successive wgetrc files or
583 command-line arguments.
585 Values: 2 - Enable a particular option for good ("always")
586 1 - Enable an option ("on")
587 0 - Disable an option ("off")
588 -1 - Disable an option for good ("never") */
590 cmd_lockable_boolean (const char *com, const char *val, void *closure)
592 int lockable_boolean_value;
595 * If a config file said "always" or "never", don't allow command line
596 * arguments to override the config file.
598 if (*(int *)closure == -1 || *(int *)closure == 2)
601 if (!strcasecmp (val, "always")
602 || (*val == '2' && !*(val + 1)))
603 lockable_boolean_value = 2;
604 else if (!strcasecmp (val, "on")
605 || (*val == '1' && !*(val + 1)))
606 lockable_boolean_value = 1;
607 else if (!strcasecmp (val, "off")
608 || (*val == '0' && !*(val + 1)))
609 lockable_boolean_value = 0;
610 else if (!strcasecmp (val, "never")
611 || (*val == '-' && *(val + 1) == '1' && !*(val + 2)))
612 lockable_boolean_value = -1;
615 fprintf (stderr, _("%s: %s: Please specify always, on, off, "
621 *(int *)closure = lockable_boolean_value;
625 /* Set the non-negative integer value from VAL to CLOSURE. With
626 incorrect specification, the number remains unchanged. */
628 cmd_number (const char *com, const char *val, void *closure)
630 int num = myatoi (val);
634 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
635 exec_name, com, val);
638 *(int *)closure = num;
642 /* Similar to cmd_number(), only accepts `inf' as a synonym for 0. */
644 cmd_number_inf (const char *com, const char *val, void *closure)
646 if (!strcasecmp (val, "inf"))
651 return cmd_number (com, val, closure);
654 /* Copy (strdup) the string at COM to a new location and place a
655 pointer to *CLOSURE. */
657 cmd_string (const char *com, const char *val, void *closure)
659 char **pstring = (char **)closure;
661 FREE_MAYBE (*pstring);
662 *pstring = xstrdup (val);
666 /* Like the above, but handles tilde-expansion when reading a user's
667 `.wgetrc'. In that case, and if VAL begins with `~', the tilde
668 gets expanded to the user's home directory. */
670 cmd_file (const char *com, const char *val, void *closure)
672 char **pstring = (char **)closure;
674 FREE_MAYBE (*pstring);
676 /* #### If VAL is empty, perhaps should set *CLOSURE to NULL. */
678 if (!enable_tilde_expansion || !(*val == '~' && (*(val + 1) == '/'
680 || *(val + 1) == '\\'
685 *pstring = xstrdup (val);
691 char *home = home_dir ();
695 homelen = strlen (home);
696 while (homelen && (home[homelen - 1] == '/'
698 || home[homelen - 1] == '\\'
701 home[--homelen] = '\0';
703 /* Skip the leading "~/". */
705 for (++val; *val == '/' || *val == '\\'; val++)
708 for (++val; *val == '/'; val++)
712 result = xmalloc (homelen + 1 + strlen (val));
713 memcpy (result, home, homelen);
714 result[homelen] = '/';
715 strcpy (result + homelen + 1, val);
720 /* Convert "\" to "/". */
723 for (s = *pstring; *s; s++)
731 /* Like cmd_file, but strips trailing '/' characters. */
733 cmd_directory (const char *com, const char *val, void *closure)
737 /* Call cmd_file() for tilde expansion and separator
738 canonicalization (backslash -> slash under Windows). These
739 things should perhaps be in a separate function. */
740 if (!cmd_file (com, val, closure))
743 s = *(char **)closure;
745 while (t > s && *--t == '/')
751 /* Merge the vector (array of strings separated with `,') in COM with
752 the vector (NULL-terminated array of strings) pointed to by
755 cmd_vector (const char *com, const char *val, void *closure)
757 char ***pvec = (char ***)closure;
760 *pvec = merge_vecs (*pvec, sepstring (val));
770 cmd_directory_vector (const char *com, const char *val, void *closure)
772 char ***pvec = (char ***)closure;
776 /* Strip the trailing slashes from directories. */
779 seps = sepstring (val);
780 for (t = seps; t && *t; t++)
782 int len = strlen (*t);
783 /* Skip degenerate case of root directory. */
786 if ((*t)[len - 1] == '/')
787 (*t)[len - 1] = '\0';
790 *pvec = merge_vecs (*pvec, seps);
800 /* Set the value stored in VAL to CLOSURE (which should point to a
801 long int), allowing several postfixes, with the following syntax
805 [0-9]+[kK] -> bytes * 1024
806 [0-9]+[mM] -> bytes * 1024 * 1024
809 Anything else is flagged as incorrect, and CLOSURE is unchanged. */
811 cmd_bytes (const char *com, const char *val, void *closure)
814 long *out = (long *)closure;
819 /* Check for "inf". */
820 if (p[0] == 'i' && p[1] == 'n' && p[2] == 'f' && p[3] == '\0')
825 /* Search for digits and construct result. */
826 for (; *p && ISDIGIT (*p); p++)
827 result = (10 * result) + (*p - '0');
828 /* If no digits were found, or more than one character is following
830 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
832 printf (_("%s: Invalid specification `%s'\n"), com, val);
835 /* Search for a designator. */
836 switch (TOLOWER (*p))
847 result *= (long)1024 * 1024;
851 result *= (long)1024 * 1024 * 1024;
854 printf (_("%s: Invalid specification `%s'\n"), com, val);
861 /* Store the value of VAL to *OUT, allowing suffixes for minutes and
864 cmd_time (const char *com, const char *val, void *closure)
869 /* Search for digits and construct result. */
870 for (; *p && ISDIGIT (*p); p++)
871 result = (10 * result) + (*p - '0');
872 /* If no digits were found, or more than one character is following
874 if (p == val || (*p != '\0' && *(p + 1) != '\0'))
876 printf (_("%s: Invalid specification `%s'\n"), com, val);
879 /* Search for a suffix. */
880 switch (TOLOWER (*p))
894 /* Days (overflow on 16bit machines) */
902 printf (_("%s: Invalid specification `%s'\n"), com, val);
905 *(long *)closure = result;
909 /* Specialized helper functions, used by `commands' to handle some
910 options specially. */
912 static int check_user_specified_header PARAMS ((const char *));
915 cmd_spec_dirstruct (const char *com, const char *val, void *closure)
917 if (!cmd_boolean (com, val, &opt.dirstruct))
919 /* Since dirstruct behaviour is explicitly changed, no_dirstruct
920 must be affected inversely. */
922 opt.no_dirstruct = 0;
924 opt.no_dirstruct = 1;
929 cmd_spec_header (const char *com, const char *val, void *closure)
933 /* Empty header means reset headers. */
934 FREE_MAYBE (opt.user_header);
935 opt.user_header = NULL;
941 if (!check_user_specified_header (val))
943 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
944 exec_name, com, val);
947 i = opt.user_header ? strlen (opt.user_header) : 0;
948 opt.user_header = (char *)xrealloc (opt.user_header, i + strlen (val)
950 strcpy (opt.user_header + i, val);
952 opt.user_header[i++] = '\r';
953 opt.user_header[i++] = '\n';
954 opt.user_header[i] = '\0';
960 cmd_spec_htmlify (const char *com, const char *val, void *closure)
962 int flag = cmd_boolean (com, val, &opt.htmlify);
963 if (flag && !opt.htmlify)
964 opt.remove_listing = 0;
969 cmd_spec_mirror (const char *com, const char *val, void *closure)
973 if (!cmd_boolean (com, val, &mirror))
978 if (!opt.no_dirstruct)
980 opt.timestamping = 1;
981 opt.reclevel = INFINITE_RECURSION;
982 opt.remove_listing = 0;
988 cmd_spec_progress (const char *com, const char *val, void *closure)
990 if (!valid_progress_implementation_p (val))
992 fprintf (stderr, _("%s: %s: Invalid progress type `%s'.\n"),
993 exec_name, com, val);
996 FREE_MAYBE (opt.progress_type);
998 /* Don't call set_progress_implementation here. It will be called
999 in main() when it becomes clear what the log output is. */
1000 opt.progress_type = xstrdup (val);
1005 cmd_spec_recursive (const char *com, const char *val, void *closure)
1007 if (!cmd_boolean (com, val, &opt.recursive))
1011 if (opt.recursive && !opt.no_dirstruct)
1018 cmd_spec_useragent (const char *com, const char *val, void *closure)
1020 /* Just check for empty string and newline, so we don't throw total
1021 junk to the server. */
1022 if (!*val || strchr (val, '\n'))
1024 fprintf (stderr, _("%s: %s: Invalid specification `%s'.\n"),
1025 exec_name, com, val);
1028 opt.useragent = xstrdup (val);
1032 /* Miscellaneous useful routines. */
1034 /* Return the integer value of a positive integer written in S, or -1
1035 if an error was encountered. */
1037 myatoi (const char *s)
1040 const char *orig = s;
1042 for (res = 0; *s && ISDIGIT (*s); s++)
1043 res = 10 * res + (*s - '0');
1044 if (*s || orig == s)
1050 #define ISODIGIT(x) ((x) >= '0' && (x) <= '7')
1053 check_user_specified_header (const char *s)
1057 for (p = s; *p && *p != ':' && !ISSPACE (*p); p++);
1058 /* The header MUST contain `:' preceded by at least one
1059 non-whitespace character. */
1060 if (*p != ':' || p == s)
1062 /* The header MUST NOT contain newlines. */
1063 if (strchr (s, '\n'))
1068 void cleanup_html_url PARAMS ((void));
1069 void res_cleanup PARAMS ((void));
1070 void downloaded_files_free PARAMS ((void));
1071 void http_cleanup PARAMS ((void));
1074 /* Free the memory allocated by global variables. */
1078 /* Free external resources, close files, etc. */
1083 /* We're exiting anyway so there's no real need to call free()
1084 hundreds of times. Skipping the frees will make Wget exit
1087 However, when detecting leaks, it's crucial to free() everything
1088 because then you can find the real leaks, i.e. the allocated
1089 memory which grows with the size of the program. */
1092 recursive_cleanup ();
1095 cleanup_html_url ();
1096 downloaded_files_free ();
1101 extern acc_t *netrc_list;
1102 free_netrc (netrc_list);
1104 FREE_MAYBE (opt.lfilename);
1105 xfree (opt.dir_prefix);
1106 FREE_MAYBE (opt.input_filename);
1107 FREE_MAYBE (opt.output_document);
1108 free_vec (opt.accepts);
1109 free_vec (opt.rejects);
1110 free_vec (opt.excludes);
1111 free_vec (opt.includes);
1112 free_vec (opt.domains);
1113 free_vec (opt.follow_tags);
1114 free_vec (opt.ignore_tags);
1115 FREE_MAYBE (opt.progress_type);
1116 xfree (opt.ftp_acc);
1117 FREE_MAYBE (opt.ftp_pass);
1118 FREE_MAYBE (opt.ftp_proxy);
1119 FREE_MAYBE (opt.https_proxy);
1120 FREE_MAYBE (opt.http_proxy);
1121 free_vec (opt.no_proxy);
1122 FREE_MAYBE (opt.useragent);
1123 FREE_MAYBE (opt.referer);
1124 FREE_MAYBE (opt.http_user);
1125 FREE_MAYBE (opt.http_passwd);
1126 FREE_MAYBE (opt.user_header);
1128 FREE_MAYBE (opt.sslcertkey);
1129 FREE_MAYBE (opt.sslcertfile);
1130 #endif /* HAVE_SSL */
1131 FREE_MAYBE (opt.bind_address);
1132 FREE_MAYBE (opt.cookies_input);
1133 FREE_MAYBE (opt.cookies_output);