1 /* Command line parsing.
2 Copyright (C) 1996-2006 Free Software Foundation, Inc.
4 This file is part of GNU Wget.
6 GNU Wget is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 GNU Wget is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with Wget; if not, write to the Free Software Foundation, Inc.,
18 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 In addition, as a special exception, the Free Software Foundation
21 gives permission to link the code of its release of Wget with the
22 OpenSSL project's "OpenSSL" library (or with modified versions of it
23 that use the same license as the "OpenSSL" library), and distribute
24 the linked executables. You must obey the GNU General Public License
25 in all respects for all of the code used other than "OpenSSL". If you
26 modify this file, you may extend this exception to your version of the
27 file, but you are not obligated to do so. If you do not wish to do
28 so, delete this exception statement from your version. */
36 #endif /* HAVE_UNISTD_H */
53 #include "progress.h" /* for progress_handle_sigwinch */
56 #include "http.h" /* for save_cookies */
58 /* On GNU system this will include system-wide getopt.h. */
61 #ifndef PATH_SEPARATOR
62 # define PATH_SEPARATOR '/'
67 extern char *version_string;
69 #if defined(SIGHUP) || defined(SIGUSR1)
70 static void redirect_output_signal (int);
73 const char *exec_name;
75 /* Initialize I18N/L10N. That amounts to invoking setlocale, and
76 setting up gettext's message catalog using bindtextdomain and
77 textdomain. Does nothing if NLS is disabled or missing. */
80 i18n_initialize (void)
82 /* HAVE_NLS implies existence of functions invoked here. */
84 /* Set the current locale. */
85 setlocale (LC_ALL, "");
86 /* Set the text message domain. */
87 bindtextdomain ("wget", LOCALEDIR);
92 /* Definition of command-line options. */
94 static void print_help (void);
95 static void print_version (void);
100 # define IF_SSL(x) NULL
104 # define WHEN_DEBUG(x) x
106 # define WHEN_DEBUG(x) NULL
109 struct cmdline_option {
110 const char *long_name;
116 /* Non-standard options that have to be handled specially in
120 OPT__DONT_REMOVE_LISTING,
125 const void *data; /* for standard options */
126 int argtype; /* for non-standard options */
129 static struct cmdline_option option_data[] =
131 { "accept", 'A', OPT_VALUE, "accept", -1 },
132 { "append-output", 'a', OPT__APPEND_OUTPUT, NULL, required_argument },
133 { "background", 'b', OPT_BOOLEAN, "background", -1 },
134 { "backup-converted", 'K', OPT_BOOLEAN, "backupconverted", -1 },
135 { "backups", 0, OPT_BOOLEAN, "backups", -1 },
136 { "base", 'B', OPT_VALUE, "base", -1 },
137 { "bind-address", 0, OPT_VALUE, "bindaddress", -1 },
138 { IF_SSL ("ca-certificate"), 0, OPT_VALUE, "cacertificate", -1 },
139 { IF_SSL ("ca-directory"), 0, OPT_VALUE, "cadirectory", -1 },
140 { "cache", 0, OPT_BOOLEAN, "cache", -1 },
141 { IF_SSL ("certificate"), 0, OPT_VALUE, "certificate", -1 },
142 { IF_SSL ("certificate-type"), 0, OPT_VALUE, "certificatetype", -1 },
143 { IF_SSL ("check-certificate"), 0, OPT_BOOLEAN, "checkcertificate", -1 },
144 { "clobber", 0, OPT__CLOBBER, NULL, optional_argument },
145 { "connect-timeout", 0, OPT_VALUE, "connecttimeout", -1 },
146 { "continue", 'c', OPT_BOOLEAN, "continue", -1 },
147 { "convert-links", 'k', OPT_BOOLEAN, "convertlinks", -1 },
148 { "content-disposition", 0, OPT_BOOLEAN, "contentdisposition", -1 },
149 { "cookies", 0, OPT_BOOLEAN, "cookies", -1 },
150 { "cut-dirs", 0, OPT_VALUE, "cutdirs", -1 },
151 { WHEN_DEBUG ("debug"), 'd', OPT_BOOLEAN, "debug", -1 },
152 { "delete-after", 0, OPT_BOOLEAN, "deleteafter", -1 },
153 { "directories", 0, OPT_BOOLEAN, "dirstruct", -1 },
154 { "directory-prefix", 'P', OPT_VALUE, "dirprefix", -1 },
155 { "dns-cache", 0, OPT_BOOLEAN, "dnscache", -1 },
156 { "dns-timeout", 0, OPT_VALUE, "dnstimeout", -1 },
157 { "domains", 'D', OPT_VALUE, "domains", -1 },
158 { "dont-remove-listing", 0, OPT__DONT_REMOVE_LISTING, NULL, no_argument },
159 { "dot-style", 0, OPT_VALUE, "dotstyle", -1 },
160 { "egd-file", 0, OPT_VALUE, "egdfile", -1 },
161 { "exclude-directories", 'X', OPT_VALUE, "excludedirectories", -1 },
162 { "exclude-domains", 0, OPT_VALUE, "excludedomains", -1 },
163 { "execute", 'e', OPT__EXECUTE, NULL, required_argument },
164 { "follow-ftp", 0, OPT_BOOLEAN, "followftp", -1 },
165 { "follow-tags", 0, OPT_VALUE, "followtags", -1 },
166 { "force-directories", 'x', OPT_BOOLEAN, "dirstruct", -1 },
167 { "force-html", 'F', OPT_BOOLEAN, "forcehtml", -1 },
168 { "ftp-password", 0, OPT_VALUE, "ftppassword", -1 },
169 { "ftp-user", 0, OPT_VALUE, "ftpuser", -1 },
170 { "glob", 0, OPT_BOOLEAN, "glob", -1 },
171 { "header", 0, OPT_VALUE, "header", -1 },
172 { "help", 'h', OPT_FUNCALL, (void *)print_help, no_argument },
173 { "host-directories", 0, OPT_BOOLEAN, "addhostdir", -1 },
174 { "html-extension", 'E', OPT_BOOLEAN, "htmlextension", -1 },
175 { "htmlify", 0, OPT_BOOLEAN, "htmlify", -1 },
176 { "http-keep-alive", 0, OPT_BOOLEAN, "httpkeepalive", -1 },
177 { "http-passwd", 0, OPT_VALUE, "httppassword", -1 }, /* deprecated */
178 { "http-password", 0, OPT_VALUE, "httppassword", -1 },
179 { "http-user", 0, OPT_VALUE, "httpuser", -1 },
180 { "ignore-case", 0, OPT_BOOLEAN, "ignorecase", -1 },
181 { "ignore-length", 0, OPT_BOOLEAN, "ignorelength", -1 },
182 { "ignore-tags", 0, OPT_VALUE, "ignoretags", -1 },
183 { "include-directories", 'I', OPT_VALUE, "includedirectories", -1 },
185 { "inet4-only", '4', OPT_BOOLEAN, "inet4only", -1 },
186 { "inet6-only", '6', OPT_BOOLEAN, "inet6only", -1 },
188 { "input-file", 'i', OPT_VALUE, "input", -1 },
189 { "keep-session-cookies", 0, OPT_BOOLEAN, "keepsessioncookies", -1 },
190 { "level", 'l', OPT_VALUE, "reclevel", -1 },
191 { "limit-rate", 0, OPT_VALUE, "limitrate", -1 },
192 { "load-cookies", 0, OPT_VALUE, "loadcookies", -1 },
193 { "mirror", 'm', OPT_BOOLEAN, "mirror", -1 },
194 { "no", 'n', OPT__NO, NULL, required_argument },
195 { "no-clobber", 0, OPT_BOOLEAN, "noclobber", -1 },
196 { "no-parent", 0, OPT_BOOLEAN, "noparent", -1 },
197 { "output-document", 'O', OPT_VALUE, "outputdocument", -1 },
198 { "output-file", 'o', OPT_VALUE, "logfile", -1 },
199 { "page-requisites", 'p', OPT_BOOLEAN, "pagerequisites", -1 },
200 { "parent", 0, OPT__PARENT, NULL, optional_argument },
201 { "passive-ftp", 0, OPT_BOOLEAN, "passiveftp", -1 },
202 { "password", 0, OPT_VALUE, "password", -1 },
203 { "post-data", 0, OPT_VALUE, "postdata", -1 },
204 { "post-file", 0, OPT_VALUE, "postfile", -1 },
205 { "prefer-family", 0, OPT_VALUE, "preferfamily", -1 },
206 { "preserve-permissions", 0, OPT_BOOLEAN, "preservepermissions", -1 },
207 { IF_SSL ("private-key"), 0, OPT_VALUE, "privatekey", -1 },
208 { IF_SSL ("private-key-type"), 0, OPT_VALUE, "privatekeytype", -1 },
209 { "progress", 0, OPT_VALUE, "progress", -1 },
210 { "protocol-directories", 0, OPT_BOOLEAN, "protocoldirectories", -1 },
211 { "proxy", 0, OPT_BOOLEAN, "useproxy", -1 },
212 { "proxy__compat", 'Y', OPT_VALUE, "useproxy", -1 }, /* back-compatible */
213 { "proxy-passwd", 0, OPT_VALUE, "proxypassword", -1 }, /* deprecated */
214 { "proxy-password", 0, OPT_VALUE, "proxypassword", -1 },
215 { "proxy-user", 0, OPT_VALUE, "proxyuser", -1 },
216 { "quiet", 'q', OPT_BOOLEAN, "quiet", -1 },
217 { "quota", 'Q', OPT_VALUE, "quota", -1 },
218 { "random-file", 0, OPT_VALUE, "randomfile", -1 },
219 { "random-wait", 0, OPT_BOOLEAN, "randomwait", -1 },
220 { "read-timeout", 0, OPT_VALUE, "readtimeout", -1 },
221 { "recursive", 'r', OPT_BOOLEAN, "recursive", -1 },
222 { "referer", 0, OPT_VALUE, "referer", -1 },
223 { "reject", 'R', OPT_VALUE, "reject", -1 },
224 { "relative", 'L', OPT_BOOLEAN, "relativeonly", -1 },
225 { "remove-listing", 0, OPT_BOOLEAN, "removelisting", -1 },
226 { "restrict-file-names", 0, OPT_BOOLEAN, "restrictfilenames", -1 },
227 { "retr-symlinks", 0, OPT_BOOLEAN, "retrsymlinks", -1 },
228 { "retry-connrefused", 0, OPT_BOOLEAN, "retryconnrefused", -1 },
229 { "save-cookies", 0, OPT_VALUE, "savecookies", -1 },
230 { "save-headers", 0, OPT_BOOLEAN, "saveheaders", -1 },
231 { IF_SSL ("secure-protocol"), 0, OPT_VALUE, "secureprotocol", -1 },
232 { "server-response", 'S', OPT_BOOLEAN, "serverresponse", -1 },
233 { "span-hosts", 'H', OPT_BOOLEAN, "spanhosts", -1 },
234 { "spider", 0, OPT_BOOLEAN, "spider", -1 },
235 { "strict-comments", 0, OPT_BOOLEAN, "strictcomments", -1 },
236 { "timeout", 'T', OPT_VALUE, "timeout", -1 },
237 { "timestamping", 'N', OPT_BOOLEAN, "timestamping", -1 },
238 { "tries", 't', OPT_VALUE, "tries", -1 },
239 { "user", 0, OPT_VALUE, "user", -1 },
240 { "user-agent", 'U', OPT_VALUE, "useragent", -1 },
241 { "verbose", 'v', OPT_BOOLEAN, "verbose", -1 },
242 { "verbose", 0, OPT_BOOLEAN, "verbose", -1 },
243 { "version", 'V', OPT_FUNCALL, (void *) print_version, no_argument },
244 { "wait", 'w', OPT_VALUE, "wait", -1 },
245 { "waitretry", 0, OPT_VALUE, "waitretry", -1 },
251 /* Return a string that contains S with "no-" prepended. The string
252 is NUL-terminated and allocated off static storage at Wget
256 no_prefix (const char *s)
258 static char buffer[1024];
259 static char *p = buffer;
262 int size = 3 + strlen (s) + 1; /* "no-STRING\0" */
263 if (p + size >= buffer + sizeof (buffer))
266 cp[0] = 'n', cp[1] = 'o', cp[2] = '-';
272 /* The arguments that that main passes to getopt_long. */
273 static struct option long_options[2 * countof (option_data) + 1];
274 static char short_options[128];
276 /* Mapping between short option chars and option_data indices. */
277 static unsigned char optmap[96];
279 /* Marker for `--no-FOO' values in long_options. */
280 #define BOOLEAN_NEG_MARKER 1024
282 /* Initialize the long_options array used by getopt_long from the data
288 char *p = short_options;
290 for (i = 0; i < countof (option_data); i++)
292 struct cmdline_option *opt = &option_data[i];
293 struct option *longopt;
296 /* The option is disabled. */
299 longopt = &long_options[o++];
300 longopt->name = opt->long_name;
304 *p++ = opt->short_name;
305 optmap[opt->short_name - 32] = longopt - long_options;
310 longopt->has_arg = required_argument;
315 /* Specify an optional argument for long options, so that
316 --option=off works the same as --no-option, for
317 compatibility with pre-1.10 Wget. However, don't specify
318 optional arguments short-option booleans because they
319 prevent combining of short options. */
320 longopt->has_arg = optional_argument;
321 /* For Boolean options, add the "--no-FOO" variant, which is
322 identical to "--foo", except it has opposite meaning and
323 it doesn't allow an argument. */
324 longopt = &long_options[o++];
325 longopt->name = no_prefix (opt->long_name);
326 longopt->has_arg = no_argument;
327 /* Mask the value so we'll be able to recognize that we're
328 dealing with the false value. */
329 longopt->val = i | BOOLEAN_NEG_MARKER;
332 assert (opt->argtype != -1);
333 longopt->has_arg = opt->argtype;
336 if (longopt->has_arg == required_argument)
338 /* Don't handle optional_argument */
342 /* Terminate short_options. */
344 /* No need for xzero(long_options[o]) because its storage is static
345 and it will be zeroed by default. */
346 assert (o <= countof (long_options));
349 /* Print the usage message. */
353 printf (_("Usage: %s [OPTION]... [URL]...\n"), exec_name);
356 /* Print the help message, describing all the available options. If
357 you add an option, be sure to update this list. */
361 /* We split the help text this way to ease translation of individual
363 static const char *help[] = {
366 Mandatory arguments to long options are mandatory for short options too.\n\n"),
370 -V, --version display the version of Wget and exit.\n"),
372 -h, --help print this help.\n"),
374 -b, --background go to background after startup.\n"),
376 -e, --execute=COMMAND execute a `.wgetrc'-style command.\n"),
380 Logging and input file:\n"),
382 -o, --output-file=FILE log messages to FILE.\n"),
384 -a, --append-output=FILE append messages to FILE.\n"),
387 -d, --debug print lots of debugging information.\n"),
390 -q, --quiet quiet (no output).\n"),
392 -v, --verbose be verbose (this is the default).\n"),
394 -nv, --no-verbose turn off verboseness, without being quiet.\n"),
396 -i, --input-file=FILE download URLs found in FILE.\n"),
398 -F, --force-html treat input file as HTML.\n"),
400 -B, --base=URL prepends URL to relative links in -F -i file.\n"),
406 -t, --tries=NUMBER set number of retries to NUMBER (0 unlimits).\n"),
408 --retry-connrefused retry even if connection is refused.\n"),
410 -O, --output-document=FILE write documents to FILE.\n"),
412 -nc, --no-clobber skip downloads that would download to\n\
415 -c, --continue resume getting a partially-downloaded file.\n"),
417 --progress=TYPE select progress gauge type.\n"),
419 -N, --timestamping don't re-retrieve files unless newer than\n\
422 -S, --server-response print server response.\n"),
424 --spider don't download anything.\n"),
426 -T, --timeout=SECONDS set all timeout values to SECONDS.\n"),
428 --dns-timeout=SECS set the DNS lookup timeout to SECS.\n"),
430 --connect-timeout=SECS set the connect timeout to SECS.\n"),
432 --read-timeout=SECS set the read timeout to SECS.\n"),
434 -w, --wait=SECONDS wait SECONDS between retrievals.\n"),
436 --waitretry=SECONDS wait 1..SECONDS between retries of a retrieval.\n"),
438 --random-wait wait from 0...2*WAIT secs between retrievals.\n"),
440 -Y, --proxy explicitly turn on proxy.\n"),
442 --no-proxy explicitly turn off proxy.\n"),
444 -Q, --quota=NUMBER set retrieval quota to NUMBER.\n"),
446 --bind-address=ADDRESS bind to ADDRESS (hostname or IP) on local host.\n"),
448 --limit-rate=RATE limit download rate to RATE.\n"),
450 --no-dns-cache disable caching DNS lookups.\n"),
452 --restrict-file-names=OS restrict chars in file names to ones OS allows.\n"),
454 --ignore-case ignore case when matching files/directories.\n"),
457 -4, --inet4-only connect only to IPv4 addresses.\n"),
459 -6, --inet6-only connect only to IPv6 addresses.\n"),
461 --prefer-family=FAMILY connect first to addresses of specified family,\n\
462 one of IPv6, IPv4, or none.\n"),
465 --user=USER set both ftp and http user to USER.\n"),
467 --password=PASS set both ftp and http password to PASS.\n"),
473 -nd, --no-directories don't create directories.\n"),
475 -x, --force-directories force creation of directories.\n"),
477 -nH, --no-host-directories don't create host directories.\n"),
479 --protocol-directories use protocol name in directories.\n"),
481 -P, --directory-prefix=PREFIX save files to PREFIX/...\n"),
483 --cut-dirs=NUMBER ignore NUMBER remote directory components.\n"),
489 --http-user=USER set http user to USER.\n"),
491 --http-password=PASS set http password to PASS.\n"),
493 --no-cache disallow server-cached data.\n"),
495 -E, --html-extension save HTML documents with `.html' extension.\n"),
497 --ignore-length ignore `Content-Length' header field.\n"),
499 --header=STRING insert STRING among the headers.\n"),
501 --proxy-user=USER set USER as proxy username.\n"),
503 --proxy-password=PASS set PASS as proxy password.\n"),
505 --referer=URL include `Referer: URL' header in HTTP request.\n"),
507 --save-headers save the HTTP headers to file.\n"),
509 -U, --user-agent=AGENT identify as AGENT instead of Wget/VERSION.\n"),
511 --no-http-keep-alive disable HTTP keep-alive (persistent connections).\n"),
513 --no-cookies don't use cookies.\n"),
515 --load-cookies=FILE load cookies from FILE before session.\n"),
517 --save-cookies=FILE save cookies to FILE after session.\n"),
519 --keep-session-cookies load and save session (non-permanent) cookies.\n"),
521 --post-data=STRING use the POST method; send STRING as the data.\n"),
523 --post-file=FILE use the POST method; send contents of FILE.\n"),
525 --no-content-disposition don't honor Content-Disposition header.\n"),
530 HTTPS (SSL/TLS) options:\n"),
532 --secure-protocol=PR choose secure protocol, one of auto, SSLv2,\n\
533 SSLv3, and TLSv1.\n"),
535 --no-check-certificate don't validate the server's certificate.\n"),
537 --certificate=FILE client certificate file.\n"),
539 --certificate-type=TYPE client certificate type, PEM or DER.\n"),
541 --private-key=FILE private key file.\n"),
543 --private-key-type=TYPE private key type, PEM or DER.\n"),
545 --ca-certificate=FILE file with the bundle of CA's.\n"),
547 --ca-directory=DIR directory where hash list of CA's is stored.\n"),
549 --random-file=FILE file with random data for seeding the SSL PRNG.\n"),
551 --egd-file=FILE file naming the EGD socket with random data.\n"),
553 #endif /* HAVE_SSL */
558 --ftp-user=USER set ftp user to USER.\n"),
560 --ftp-password=PASS set ftp password to PASS.\n"),
562 --no-remove-listing don't remove `.listing' files.\n"),
564 --no-glob turn off FTP file name globbing.\n"),
566 --no-passive-ftp disable the \"passive\" transfer mode.\n"),
568 --retr-symlinks when recursing, get linked-to files (not dir).\n"),
570 --preserve-permissions preserve remote file permissions.\n"),
574 Recursive download:\n"),
576 -r, --recursive specify recursive download.\n"),
578 -l, --level=NUMBER maximum recursion depth (inf or 0 for infinite).\n"),
580 --delete-after delete files locally after downloading them.\n"),
582 -k, --convert-links make links in downloaded HTML point to local files.\n"),
584 -K, --backup-converted before converting file X, back up as X.orig.\n"),
586 -m, --mirror shortcut for -N -r -l inf --no-remove-listing.\n"),
588 -p, --page-requisites get all images, etc. needed to display HTML page.\n"),
590 --strict-comments turn on strict (SGML) handling of HTML comments.\n"),
594 Recursive accept/reject:\n"),
596 -A, --accept=LIST comma-separated list of accepted extensions.\n"),
598 -R, --reject=LIST comma-separated list of rejected extensions.\n"),
600 -D, --domains=LIST comma-separated list of accepted domains.\n"),
602 --exclude-domains=LIST comma-separated list of rejected domains.\n"),
604 --follow-ftp follow FTP links from HTML documents.\n"),
606 --follow-tags=LIST comma-separated list of followed HTML tags.\n"),
608 --ignore-tags=LIST comma-separated list of ignored HTML tags.\n"),
610 -H, --span-hosts go to foreign hosts when recursive.\n"),
612 -L, --relative follow relative links only.\n"),
614 -I, --include-directories=LIST list of allowed directories.\n"),
616 -X, --exclude-directories=LIST list of excluded directories.\n"),
618 -np, --no-parent don't ascend to the parent directory.\n"),
621 N_("Mail bug reports and suggestions to <bug-wget@gnu.org>.\n")
626 printf (_("GNU Wget %s, a non-interactive network retriever.\n"),
630 for (i = 0; i < countof (help); i++)
631 fputs (_(help[i]), stdout);
636 /* Return a human-readable printed representation of INTERVAL,
637 measured in seconds. */
640 secs_to_human_time (double interval)
643 int secs = (int) (interval + 0.5);
644 int hours, mins, days;
646 days = secs / 86400, secs %= 86400;
647 hours = secs / 3600, secs %= 3600;
648 mins = secs / 60, secs %= 60;
651 sprintf (buf, "%dd %dh %dm %ds", days, hours, mins, secs);
653 sprintf (buf, "%dh %dm %ds", hours, mins, secs);
655 sprintf (buf, "%dm %ds", mins, secs);
657 sprintf (buf, "%ss", print_decimal (interval));
665 printf ("GNU Wget %s\n\n", version_string);
667 Copyright (C) 2006 Free Software Foundation, Inc.\n"), stdout);
669 This program is distributed in the hope that it will be useful,\n\
670 but WITHOUT ANY WARRANTY; without even the implied warranty of\n\
671 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\
672 GNU General Public License for more details.\n"), stdout);
673 fputs (_("\nOriginally written by Hrvoje Niksic <hniksic@xemacs.org>.\n"),
675 fputs (_("\nCurrently maintained by Mauro Tortonesi <mauro@ferrara.linux.it>.\n"),
682 main (int argc, char *const *argv)
685 int i, ret, longindex;
687 bool append_to_log = false;
691 /* Construct the name of the executable, without the directory part. */
692 exec_name = strrchr (argv[0], PATH_SEPARATOR);
699 /* Drop extension (typically .EXE) from executable filename. */
700 windows_main (&argc, (char **) argv, (char **) &exec_name);
703 /* Set option defaults; read the system wgetrc and ~/.wgetrc. */
708 while ((ret = getopt_long (argc, argv,
709 short_options, long_options, &longindex)) != -1)
712 struct cmdline_option *opt;
714 /* If LONGINDEX is unchanged, it means RET is referring a short
722 printf (_("Try `%s --help' for more options.\n"), exec_name);
725 /* Find the short option character in the mapping. */
726 longindex = optmap[ret - 32];
728 val = long_options[longindex].val;
730 /* Use the retrieved value to locate the option in the
731 option_data array, and to see if we're dealing with the
732 negated "--no-FOO" variant of the boolean option "--foo". */
733 opt = &option_data[val & ~BOOLEAN_NEG_MARKER];
737 setoptval (opt->data, optarg, opt->long_name);
741 /* The user has specified a value -- use it. */
742 setoptval (opt->data, optarg, opt->long_name);
745 /* NEG is true for `--no-FOO' style boolean options. */
746 bool neg = !!(val & BOOLEAN_NEG_MARKER);
747 setoptval (opt->data, neg ? "0" : "1", opt->long_name);
752 void (*func) (void) = (void (*) (void)) opt->data;
756 case OPT__APPEND_OUTPUT:
757 setoptval ("logfile", optarg, opt->long_name);
758 append_to_log = true;
761 run_command (optarg);
765 /* We support real --no-FOO flags now, but keep these
766 short options for convenience and backward
769 for (p = optarg; *p; p++)
773 setoptval ("verbose", "0", opt->long_name);
776 setoptval ("addhostdir", "0", opt->long_name);
779 setoptval ("dirstruct", "0", opt->long_name);
782 setoptval ("noclobber", "1", opt->long_name);
785 setoptval ("noparent", "1", opt->long_name);
788 printf (_("%s: illegal option -- `-n%c'\n"), exec_name, *p);
791 printf (_("Try `%s --help' for more options.\n"), exec_name);
799 /* The wgetrc commands are named noparent and noclobber,
800 so we must revert the meaning of the cmdline options
801 before passing the value to setoptval. */
804 flag = (*optarg == '1' || TOLOWER (*optarg) == 'y'
805 || (TOLOWER (optarg[0]) == 'o'
806 && TOLOWER (optarg[1]) == 'n'));
807 setoptval (opt->type == OPT__PARENT ? "noparent" : "noclobber",
808 flag ? "0" : "1", opt->long_name);
811 case OPT__DONT_REMOVE_LISTING:
812 setoptval ("removelisting", "0", opt->long_name);
819 nurl = argc - optind;
821 /* All user options have now been processed, so it's now safe to do
822 interoption dependency checks. */
824 if (opt.reclevel == 0)
825 opt.reclevel = INFINITE_RECURSION; /* see recur.h for commentary on this */
827 if (opt.page_requisites && !opt.recursive)
829 /* Don't set opt.recursive here because it would confuse the FTP
830 code. Instead, call retrieve_tree below when either
831 page_requisites or recursive is requested. */
833 if (!opt.no_dirstruct)
834 opt.dirstruct = 1; /* normally handled by cmd_spec_recursive() */
837 if (opt.verbose == -1)
838 opt.verbose = !opt.quiet;
841 if (opt.verbose && opt.quiet)
843 printf (_("Can't be verbose and quiet at the same time.\n"));
847 if (opt.timestamping && opt.noclobber)
850 Can't timestamp and not clobber old files at the same time.\n"));
855 if (opt.ipv4_only && opt.ipv6_only)
857 printf (_("Cannot specify both --inet4-only and --inet6-only.\n"));
862 if (opt.output_document
863 && (opt.page_requisites
865 || opt.timestamping))
867 printf (_("Cannot specify -r, -p or -N if -O is given.\n"));
871 if (opt.output_document
875 printf (_("Cannot specify both -k and -O if multiple URLs are given.\n"));
880 if (!nurl && !opt.input_filename)
882 /* No URL specified. */
883 printf (_("%s: missing URL\n"), exec_name);
886 /* #### Something nicer should be printed here -- similar to the
887 pre-1.5 `--help' page. */
888 printf (_("Try `%s --help' for more options.\n"), exec_name);
893 fork_to_background ();
895 /* Initialize progress. Have to do this after the options are
896 processed so we know where the log file is. */
898 set_progress_implementation (opt.progress_type);
900 /* Fill in the arguments. */
901 url = alloca_array (char *, nurl + 1);
902 for (i = 0; i < nurl; i++, optind++)
904 char *rewritten = rewrite_shorthand_url (argv[optind]);
908 url[i] = xstrdup (argv[optind]);
912 /* Initialize logging. */
913 log_init (opt.lfilename, append_to_log);
915 DEBUGP (("DEBUG output created by Wget %s on %s.\n\n", version_string,
918 /* Open the output filename if necessary. */
919 if (opt.output_document)
921 if (HYPHENP (opt.output_document))
922 output_stream = stdout;
926 output_stream = fopen (opt.output_document,
927 opt.always_rest ? "ab" : "wb");
928 if (output_stream == NULL)
930 perror (opt.output_document);
933 if (fstat (fileno (output_stream), &st) == 0 && S_ISREG (st.st_mode))
934 output_stream_regular = true;
943 /* Setup the signal handler to redirect output when hangup is
945 if (signal(SIGHUP, SIG_IGN) != SIG_IGN)
946 signal(SIGHUP, redirect_output_signal);
948 /* ...and do the same for SIGUSR1. */
950 signal (SIGUSR1, redirect_output_signal);
953 /* Writing to a closed socket normally signals SIGPIPE, and the
954 process exits. What we want is to ignore SIGPIPE and just check
955 for the return value of write(). */
956 signal (SIGPIPE, SIG_IGN);
959 signal (SIGWINCH, progress_handle_sigwinch);
962 status = RETROK; /* initialize it, just-in-case */
963 /* Retrieve the URLs from argument list. */
964 for (t = url; *t; t++)
966 char *filename = NULL, *redirected_URL = NULL;
969 if ((opt.recursive || opt.page_requisites)
970 && (url_scheme (*t) != SCHEME_FTP || url_uses_proxy (*t)))
972 int old_follow_ftp = opt.follow_ftp;
974 /* Turn opt.follow_ftp on in case of recursive FTP retrieval */
975 if (url_scheme (*t) == SCHEME_FTP)
978 status = retrieve_tree (*t);
980 opt.follow_ftp = old_follow_ftp;
983 status = retrieve_url (*t, &filename, &redirected_URL, NULL, &dt, opt.recursive);
985 if (opt.delete_after && file_exists_p(filename))
987 DEBUGP (("Removing file due to --delete-after in main():\n"));
988 logprintf (LOG_VERBOSE, _("Removing %s.\n"), filename);
989 if (unlink (filename))
990 logprintf (LOG_NOTQUIET, "unlink: %s\n", strerror (errno));
993 xfree_null (redirected_URL);
994 xfree_null (filename);
997 /* And then from the input file, if any. */
998 if (opt.input_filename)
1001 status = retrieve_from_file (opt.input_filename, opt.force_html, &count);
1003 logprintf (LOG_NOTQUIET, _("No URLs found in %s.\n"),
1004 opt.input_filename);
1007 /* Print broken links. */
1008 if (opt.recursive && opt.spider)
1010 print_broken_links();
1013 /* Print the downloaded sum. */
1014 if ((opt.recursive || opt.page_requisites
1016 || (opt.input_filename && total_downloaded_bytes != 0))
1018 total_downloaded_bytes != 0)
1020 logprintf (LOG_NOTQUIET,
1021 _("FINISHED --%s--\nDownloaded: %d files, %s in %s (%s)\n"),
1022 time_str (time (NULL)),
1024 human_readable (total_downloaded_bytes),
1025 secs_to_human_time (total_download_time),
1026 retr_rate (total_downloaded_bytes, total_download_time));
1027 /* Print quota warning, if exceeded. */
1028 if (opt.quota && total_downloaded_bytes > opt.quota)
1029 logprintf (LOG_NOTQUIET,
1030 _("Download quota of %s EXCEEDED!\n"),
1031 human_readable (opt.quota));
1034 if (opt.cookies_output)
1037 if (opt.convert_links && !opt.delete_after)
1038 convert_all_links ();
1041 for (i = 0; i < nurl; i++)
1046 print_malloc_debug_stats ();
1048 if (status == RETROK)
1053 #endif /* TESTING */
1055 #if defined(SIGHUP) || defined(SIGUSR1)
1057 /* So the signal_name check doesn't blow when only one is available. */
1065 /* Hangup signal handler. When wget receives SIGHUP or SIGUSR1, it
1066 will proceed operation as usual, trying to write into a log file.
1067 If that is impossible, the output will be turned off. */
1070 redirect_output_signal (int sig)
1072 const char *signal_name = (sig == SIGHUP ? "SIGHUP" :
1073 (sig == SIGUSR1 ? "SIGUSR1" :
1075 log_request_redirect_output (signal_name);
1076 progress_schedule_redirect ();
1077 signal (sig, redirect_output_signal);