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/* Command line parsing.
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Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
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2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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This file is part of GNU Wget.
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GNU Wget is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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GNU Wget is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Wget. If not, see <http://www.gnu.org/licenses/>.
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Additional permission under GNU GPL version 3 section 7
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If you modify this program, or any covered work, by linking or
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combining it with the OpenSSL project's OpenSSL library (or a
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modified version of that library), containing parts covered by the
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terms of the OpenSSL or SSLeay licenses, the Free Software Foundation
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grants you additional permission to convey the resulting work.
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Corresponding Source for a non-source form of such a combination
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shall include the source code for the parts of OpenSSL used as well
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as that of the covered work. */
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#endif /* HAVE_UNISTD_H */
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#include "progress.h" /* for progress_handle_sigwinch */
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#include "http.h" /* for save_cookies */
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#ifndef PATH_SEPARATOR
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# define PATH_SEPARATOR '/'
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/* defined in version.c */
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extern char *version_string;
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extern char *compilation_string;
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extern char *system_getrc;
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extern char *link_string;
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/* defined in build_info.c */
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extern char *compiled_features[];
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/* Used for --version output in print_version */
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#define MAX_CHARS_PER_LINE 72
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#if defined(SIGHUP) || defined(SIGUSR1)
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static void redirect_output_signal (int);
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const char *exec_name;
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/* Number of successfully downloaded URLs */
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/* Initialize I18N/L10N. That amounts to invoking setlocale, and
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setting up gettext's message catalog using bindtextdomain and
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textdomain. Does nothing if NLS is disabled or missing. */
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i18n_initialize (void)
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/* ENABLE_NLS implies existence of functions invoked here. */
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/* Set the current locale. */
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setlocale (LC_ALL, "");
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/* Set the text message domain. */
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bindtextdomain ("wget", LOCALEDIR);
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#endif /* ENABLE_NLS */
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/* Definition of command-line options. */
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static void print_help (void);
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static void print_version (void);
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# define IF_SSL(x) NULL
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# define WHEN_DEBUG(x) x
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# define WHEN_DEBUG(x) NULL
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struct cmdline_option {
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const char *long_name;
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/* Non-standard options that have to be handled specially in
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OPT__DONT_REMOVE_LISTING,
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const void *data; /* for standard options */
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int argtype; /* for non-standard options */
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static struct cmdline_option option_data[] =
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{ "accept", 'A', OPT_VALUE, "accept", -1 },
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{ "adjust-extension", 'E', OPT_BOOLEAN, "adjustextension", -1 },
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{ "append-output", 'a', OPT__APPEND_OUTPUT, NULL, required_argument },
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{ "ask-password", 0, OPT_BOOLEAN, "askpassword", -1 },
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{ "auth-no-challenge", 0, OPT_BOOLEAN, "authnochallenge", -1 },
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{ "background", 'b', OPT_BOOLEAN, "background", -1 },
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{ "backup-converted", 'K', OPT_BOOLEAN, "backupconverted", -1 },
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{ "backups", 0, OPT_BOOLEAN, "backups", -1 },
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{ "base", 'B', OPT_VALUE, "base", -1 },
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{ "bind-address", 0, OPT_VALUE, "bindaddress", -1 },
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{ IF_SSL ("ca-certificate"), 0, OPT_VALUE, "cacertificate", -1 },
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{ IF_SSL ("ca-directory"), 0, OPT_VALUE, "cadirectory", -1 },
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{ "cache", 0, OPT_BOOLEAN, "cache", -1 },
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{ IF_SSL ("certificate"), 0, OPT_VALUE, "certificate", -1 },
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{ IF_SSL ("certificate-type"), 0, OPT_VALUE, "certificatetype", -1 },
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{ IF_SSL ("check-certificate"), 0, OPT_BOOLEAN, "checkcertificate", -1 },
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{ "clobber", 0, OPT__CLOBBER, NULL, optional_argument },
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{ "connect-timeout", 0, OPT_VALUE, "connecttimeout", -1 },
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{ "continue", 'c', OPT_BOOLEAN, "continue", -1 },
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{ "convert-links", 'k', OPT_BOOLEAN, "convertlinks", -1 },
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{ "content-disposition", 0, OPT_BOOLEAN, "contentdisposition", -1 },
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{ "cookies", 0, OPT_BOOLEAN, "cookies", -1 },
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{ "cut-dirs", 0, OPT_VALUE, "cutdirs", -1 },
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{ WHEN_DEBUG ("debug"), 'd', OPT_BOOLEAN, "debug", -1 },
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{ "default-page", 0, OPT_VALUE, "defaultpage", -1 },
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{ "delete-after", 0, OPT_BOOLEAN, "deleteafter", -1 },
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{ "directories", 0, OPT_BOOLEAN, "dirstruct", -1 },
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{ "directory-prefix", 'P', OPT_VALUE, "dirprefix", -1 },
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{ "dns-cache", 0, OPT_BOOLEAN, "dnscache", -1 },
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{ "dns-timeout", 0, OPT_VALUE, "dnstimeout", -1 },
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{ "domains", 'D', OPT_VALUE, "domains", -1 },
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{ "dont-remove-listing", 0, OPT__DONT_REMOVE_LISTING, NULL, no_argument },
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{ "dot-style", 0, OPT_VALUE, "dotstyle", -1 }, /* deprecated */
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{ "egd-file", 0, OPT_VALUE, "egdfile", -1 },
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{ "exclude-directories", 'X', OPT_VALUE, "excludedirectories", -1 },
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{ "exclude-domains", 0, OPT_VALUE, "excludedomains", -1 },
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{ "execute", 'e', OPT__EXECUTE, NULL, required_argument },
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{ "follow-ftp", 0, OPT_BOOLEAN, "followftp", -1 },
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{ "follow-tags", 0, OPT_VALUE, "followtags", -1 },
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{ "force-directories", 'x', OPT_BOOLEAN, "dirstruct", -1 },
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{ "force-html", 'F', OPT_BOOLEAN, "forcehtml", -1 },
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{ "ftp-password", 0, OPT_VALUE, "ftppassword", -1 },
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{ "ftp-stmlf", 0, OPT_BOOLEAN, "ftpstmlf", -1 },
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#endif /* def __VMS */
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{ "ftp-user", 0, OPT_VALUE, "ftpuser", -1 },
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{ "glob", 0, OPT_BOOLEAN, "glob", -1 },
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{ "header", 0, OPT_VALUE, "header", -1 },
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{ "help", 'h', OPT_FUNCALL, (void *)print_help, no_argument },
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{ "host-directories", 0, OPT_BOOLEAN, "addhostdir", -1 },
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{ "html-extension", 'E', OPT_BOOLEAN, "adjustextension", -1 }, /* deprecated */
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{ "htmlify", 0, OPT_BOOLEAN, "htmlify", -1 },
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{ "http-keep-alive", 0, OPT_BOOLEAN, "httpkeepalive", -1 },
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{ "http-passwd", 0, OPT_VALUE, "httppassword", -1 }, /* deprecated */
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{ "http-password", 0, OPT_VALUE, "httppassword", -1 },
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{ "http-user", 0, OPT_VALUE, "httpuser", -1 },
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{ "ignore-case", 0, OPT_BOOLEAN, "ignorecase", -1 },
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{ "ignore-length", 0, OPT_BOOLEAN, "ignorelength", -1 },
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{ "ignore-tags", 0, OPT_VALUE, "ignoretags", -1 },
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{ "include-directories", 'I', OPT_VALUE, "includedirectories", -1 },
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{ "inet4-only", '4', OPT_BOOLEAN, "inet4only", -1 },
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{ "inet6-only", '6', OPT_BOOLEAN, "inet6only", -1 },
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{ "input-file", 'i', OPT_VALUE, "input", -1 },
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{ "iri", 0, OPT_BOOLEAN, "iri", -1 },
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{ "keep-session-cookies", 0, OPT_BOOLEAN, "keepsessioncookies", -1 },
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{ "level", 'l', OPT_VALUE, "reclevel", -1 },
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{ "limit-rate", 0, OPT_VALUE, "limitrate", -1 },
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{ "load-cookies", 0, OPT_VALUE, "loadcookies", -1 },
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{ "local-encoding", 0, OPT_VALUE, "localencoding", -1 },
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{ "max-redirect", 0, OPT_VALUE, "maxredirect", -1 },
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{ "mirror", 'm', OPT_BOOLEAN, "mirror", -1 },
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{ "no", 'n', OPT__NO, NULL, required_argument },
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{ "no-clobber", 0, OPT_BOOLEAN, "noclobber", -1 },
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{ "no-parent", 0, OPT_BOOLEAN, "noparent", -1 },
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{ "output-document", 'O', OPT_VALUE, "outputdocument", -1 },
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{ "output-file", 'o', OPT_VALUE, "logfile", -1 },
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{ "page-requisites", 'p', OPT_BOOLEAN, "pagerequisites", -1 },
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{ "parent", 0, OPT__PARENT, NULL, optional_argument },
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{ "passive-ftp", 0, OPT_BOOLEAN, "passiveftp", -1 },
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{ "password", 0, OPT_VALUE, "password", -1 },
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{ "post-data", 0, OPT_VALUE, "postdata", -1 },
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{ "post-file", 0, OPT_VALUE, "postfile", -1 },
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{ "prefer-family", 0, OPT_VALUE, "preferfamily", -1 },
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{ "preserve-permissions", 0, OPT_BOOLEAN, "preservepermissions", -1 }, /* deprecated */
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{ IF_SSL ("private-key"), 0, OPT_VALUE, "privatekey", -1 },
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{ IF_SSL ("private-key-type"), 0, OPT_VALUE, "privatekeytype", -1 },
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{ "progress", 0, OPT_VALUE, "progress", -1 },
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{ "protocol-directories", 0, OPT_BOOLEAN, "protocoldirectories", -1 },
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{ "proxy", 0, OPT_BOOLEAN, "useproxy", -1 },
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{ "proxy__compat", 'Y', OPT_VALUE, "useproxy", -1 }, /* back-compatible */
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{ "proxy-passwd", 0, OPT_VALUE, "proxypassword", -1 }, /* deprecated */
243
{ "proxy-password", 0, OPT_VALUE, "proxypassword", -1 },
244
{ "proxy-user", 0, OPT_VALUE, "proxyuser", -1 },
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{ "quiet", 'q', OPT_BOOLEAN, "quiet", -1 },
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{ "quota", 'Q', OPT_VALUE, "quota", -1 },
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{ "random-file", 0, OPT_VALUE, "randomfile", -1 },
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{ "random-wait", 0, OPT_BOOLEAN, "randomwait", -1 },
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{ "read-timeout", 0, OPT_VALUE, "readtimeout", -1 },
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{ "recursive", 'r', OPT_BOOLEAN, "recursive", -1 },
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{ "referer", 0, OPT_VALUE, "referer", -1 },
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{ "reject", 'R', OPT_VALUE, "reject", -1 },
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{ "relative", 'L', OPT_BOOLEAN, "relativeonly", -1 },
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{ "remote-encoding", 0, OPT_VALUE, "remoteencoding", -1 },
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{ "remove-listing", 0, OPT_BOOLEAN, "removelisting", -1 },
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{ "restrict-file-names", 0, OPT_BOOLEAN, "restrictfilenames", -1 },
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{ "retr-symlinks", 0, OPT_BOOLEAN, "retrsymlinks", -1 },
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{ "retry-connrefused", 0, OPT_BOOLEAN, "retryconnrefused", -1 },
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{ "save-cookies", 0, OPT_VALUE, "savecookies", -1 },
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{ "save-headers", 0, OPT_BOOLEAN, "saveheaders", -1 },
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{ IF_SSL ("secure-protocol"), 0, OPT_VALUE, "secureprotocol", -1 },
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{ "server-response", 'S', OPT_BOOLEAN, "serverresponse", -1 },
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{ "span-hosts", 'H', OPT_BOOLEAN, "spanhosts", -1 },
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{ "spider", 0, OPT_BOOLEAN, "spider", -1 },
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{ "strict-comments", 0, OPT_BOOLEAN, "strictcomments", -1 },
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{ "timeout", 'T', OPT_VALUE, "timeout", -1 },
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{ "timestamping", 'N', OPT_BOOLEAN, "timestamping", -1 },
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{ "tries", 't', OPT_VALUE, "tries", -1 },
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{ "user", 0, OPT_VALUE, "user", -1 },
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{ "user-agent", 'U', OPT_VALUE, "useragent", -1 },
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{ "verbose", 'v', OPT_BOOLEAN, "verbose", -1 },
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{ "verbose", 0, OPT_BOOLEAN, "verbose", -1 },
273
{ "version", 'V', OPT_FUNCALL, (void *) print_version, no_argument },
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{ "wait", 'w', OPT_VALUE, "wait", -1 },
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{ "waitretry", 0, OPT_VALUE, "waitretry", -1 },
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{ "wdebug", 0, OPT_BOOLEAN, "wdebug", -1 },
284
/* Return a string that contains S with "no-" prepended. The string
285
is NUL-terminated and allocated off static storage at Wget
289
no_prefix (const char *s)
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static char buffer[1024];
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static char *p = buffer;
295
int size = 3 + strlen (s) + 1; /* "no-STRING\0" */
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if (p + size >= buffer + sizeof (buffer))
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cp[0] = 'n', cp[1] = 'o', cp[2] = '-';
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/* The arguments that that main passes to getopt_long. */
306
static struct option long_options[2 * countof (option_data) + 1];
307
static char short_options[128];
309
/* Mapping between short option chars and option_data indices. */
310
static unsigned char optmap[96];
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/* Marker for `--no-FOO' values in long_options. */
313
#define BOOLEAN_NEG_MARKER 1024
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/* Initialize the long_options array used by getopt_long from the data
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char *p = short_options;
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for (i = 0; i < countof (option_data); i++)
325
struct cmdline_option *opt = &option_data[i];
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struct option *longopt;
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/* The option is disabled. */
332
longopt = &long_options[o++];
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longopt->name = opt->long_name;
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*p++ = opt->short_name;
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optmap[opt->short_name - 32] = longopt - long_options;
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longopt->has_arg = required_argument;
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/* Specify an optional argument for long options, so that
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--option=off works the same as --no-option, for
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compatibility with pre-1.10 Wget. However, don't specify
351
optional arguments short-option booleans because they
352
prevent combining of short options. */
353
longopt->has_arg = optional_argument;
354
/* For Boolean options, add the "--no-FOO" variant, which is
355
identical to "--foo", except it has opposite meaning and
356
it doesn't allow an argument. */
357
longopt = &long_options[o++];
358
longopt->name = no_prefix (opt->long_name);
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longopt->has_arg = no_argument;
360
/* Mask the value so we'll be able to recognize that we're
361
dealing with the false value. */
362
longopt->val = i | BOOLEAN_NEG_MARKER;
365
assert (opt->argtype != -1);
366
longopt->has_arg = opt->argtype;
369
if (longopt->has_arg == required_argument)
371
/* Don't handle optional_argument */
375
/* Terminate short_options. */
377
/* No need for xzero(long_options[o]) because its storage is static
378
and it will be zeroed by default. */
379
assert (o <= countof (long_options));
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/* Print the usage message. */
386
printf (_("Usage: %s [OPTION]... [URL]...\n"), exec_name);
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/* Print the help message, describing all the available options. If
390
you add an option, be sure to update this list. */
394
/* We split the help text this way to ease translation of individual
396
static const char *help[] = {
399
Mandatory arguments to long options are mandatory for short options too.\n\n"),
403
-V, --version display the version of Wget and exit.\n"),
405
-h, --help print this help.\n"),
407
-b, --background go to background after startup.\n"),
409
-e, --execute=COMMAND execute a `.wgetrc'-style command.\n"),
413
Logging and input file:\n"),
415
-o, --output-file=FILE log messages to FILE.\n"),
417
-a, --append-output=FILE append messages to FILE.\n"),
420
-d, --debug print lots of debugging information.\n"),
424
--wdebug print Watt-32 debug output.\n"),
427
-q, --quiet quiet (no output).\n"),
429
-v, --verbose be verbose (this is the default).\n"),
431
-nv, --no-verbose turn off verboseness, without being quiet.\n"),
433
-i, --input-file=FILE download URLs found in local or external FILE.\n"),
435
-F, --force-html treat input file as HTML.\n"),
437
-B, --base=URL resolves HTML input-file links (-i -F)\n\
438
relative to URL.\n"),
444
-t, --tries=NUMBER set number of retries to NUMBER (0 unlimits).\n"),
446
--retry-connrefused retry even if connection is refused.\n"),
448
-O, --output-document=FILE write documents to FILE.\n"),
450
-nc, --no-clobber skip downloads that would download to\n\
453
-c, --continue resume getting a partially-downloaded file.\n"),
455
--progress=TYPE select progress gauge type.\n"),
457
-N, --timestamping don't re-retrieve files unless newer than\n\
460
-S, --server-response print server response.\n"),
462
--spider don't download anything.\n"),
464
-T, --timeout=SECONDS set all timeout values to SECONDS.\n"),
466
--dns-timeout=SECS set the DNS lookup timeout to SECS.\n"),
468
--connect-timeout=SECS set the connect timeout to SECS.\n"),
470
--read-timeout=SECS set the read timeout to SECS.\n"),
472
-w, --wait=SECONDS wait SECONDS between retrievals.\n"),
474
--waitretry=SECONDS wait 1..SECONDS between retries of a retrieval.\n"),
476
--random-wait wait from 0...2*WAIT secs between retrievals.\n"),
478
--no-proxy explicitly turn off proxy.\n"),
480
-Q, --quota=NUMBER set retrieval quota to NUMBER.\n"),
482
--bind-address=ADDRESS bind to ADDRESS (hostname or IP) on local host.\n"),
484
--limit-rate=RATE limit download rate to RATE.\n"),
486
--no-dns-cache disable caching DNS lookups.\n"),
488
--restrict-file-names=OS restrict chars in file names to ones OS allows.\n"),
490
--ignore-case ignore case when matching files/directories.\n"),
493
-4, --inet4-only connect only to IPv4 addresses.\n"),
495
-6, --inet6-only connect only to IPv6 addresses.\n"),
497
--prefer-family=FAMILY connect first to addresses of specified family,\n\
498
one of IPv6, IPv4, or none.\n"),
501
--user=USER set both ftp and http user to USER.\n"),
503
--password=PASS set both ftp and http password to PASS.\n"),
505
--ask-password prompt for passwords.\n"),
507
--no-iri turn off IRI support.\n"),
509
--local-encoding=ENC use ENC as the local encoding for IRIs.\n"),
511
--remote-encoding=ENC use ENC as the default remote encoding.\n"),
517
-nd, --no-directories don't create directories.\n"),
519
-x, --force-directories force creation of directories.\n"),
521
-nH, --no-host-directories don't create host directories.\n"),
523
--protocol-directories use protocol name in directories.\n"),
525
-P, --directory-prefix=PREFIX save files to PREFIX/...\n"),
527
--cut-dirs=NUMBER ignore NUMBER remote directory components.\n"),
533
--http-user=USER set http user to USER.\n"),
535
--http-password=PASS set http password to PASS.\n"),
537
--no-cache disallow server-cached data.\n"),
539
--default-page=NAME Change the default page name (normally\n\
540
this is `index.html'.).\n"),
542
-E, --adjust-extension save HTML/CSS documents with proper extensions.\n"),
544
--ignore-length ignore `Content-Length' header field.\n"),
546
--header=STRING insert STRING among the headers.\n"),
548
--max-redirect maximum redirections allowed per page.\n"),
550
--proxy-user=USER set USER as proxy username.\n"),
552
--proxy-password=PASS set PASS as proxy password.\n"),
554
--referer=URL include `Referer: URL' header in HTTP request.\n"),
556
--save-headers save the HTTP headers to file.\n"),
558
-U, --user-agent=AGENT identify as AGENT instead of Wget/VERSION.\n"),
560
--no-http-keep-alive disable HTTP keep-alive (persistent connections).\n"),
562
--no-cookies don't use cookies.\n"),
564
--load-cookies=FILE load cookies from FILE before session.\n"),
566
--save-cookies=FILE save cookies to FILE after session.\n"),
568
--keep-session-cookies load and save session (non-permanent) cookies.\n"),
570
--post-data=STRING use the POST method; send STRING as the data.\n"),
572
--post-file=FILE use the POST method; send contents of FILE.\n"),
574
--content-disposition honor the Content-Disposition header when\n\
575
choosing local file names (EXPERIMENTAL).\n"),
577
--auth-no-challenge send Basic HTTP authentication information\n\
578
without first waiting for the server's\n\
584
HTTPS (SSL/TLS) options:\n"),
586
--secure-protocol=PR choose secure protocol, one of auto, SSLv2,\n\
587
SSLv3, and TLSv1.\n"),
589
--no-check-certificate don't validate the server's certificate.\n"),
591
--certificate=FILE client certificate file.\n"),
593
--certificate-type=TYPE client certificate type, PEM or DER.\n"),
595
--private-key=FILE private key file.\n"),
597
--private-key-type=TYPE private key type, PEM or DER.\n"),
599
--ca-certificate=FILE file with the bundle of CA's.\n"),
601
--ca-directory=DIR directory where hash list of CA's is stored.\n"),
603
--random-file=FILE file with random data for seeding the SSL PRNG.\n"),
605
--egd-file=FILE file naming the EGD socket with random data.\n"),
607
#endif /* HAVE_SSL */
613
--ftp-stmlf Use Stream_LF format for all binary FTP files.\n"),
614
#endif /* def __VMS */
616
--ftp-user=USER set ftp user to USER.\n"),
618
--ftp-password=PASS set ftp password to PASS.\n"),
620
--no-remove-listing don't remove `.listing' files.\n"),
622
--no-glob turn off FTP file name globbing.\n"),
624
--no-passive-ftp disable the \"passive\" transfer mode.\n"),
626
--retr-symlinks when recursing, get linked-to files (not dir).\n"),
630
Recursive download:\n"),
632
-r, --recursive specify recursive download.\n"),
634
-l, --level=NUMBER maximum recursion depth (inf or 0 for infinite).\n"),
636
--delete-after delete files locally after downloading them.\n"),
638
-k, --convert-links make links in downloaded HTML or CSS point to\n\
642
-K, --backup-converted before converting file X, back up as X_orig.\n"),
643
#else /* def __VMS */
645
-K, --backup-converted before converting file X, back up as X.orig.\n"),
646
#endif /* def __VMS [else] */
648
-m, --mirror shortcut for -N -r -l inf --no-remove-listing.\n"),
650
-p, --page-requisites get all images, etc. needed to display HTML page.\n"),
652
--strict-comments turn on strict (SGML) handling of HTML comments.\n"),
656
Recursive accept/reject:\n"),
658
-A, --accept=LIST comma-separated list of accepted extensions.\n"),
660
-R, --reject=LIST comma-separated list of rejected extensions.\n"),
662
-D, --domains=LIST comma-separated list of accepted domains.\n"),
664
--exclude-domains=LIST comma-separated list of rejected domains.\n"),
666
--follow-ftp follow FTP links from HTML documents.\n"),
668
--follow-tags=LIST comma-separated list of followed HTML tags.\n"),
670
--ignore-tags=LIST comma-separated list of ignored HTML tags.\n"),
672
-H, --span-hosts go to foreign hosts when recursive.\n"),
674
-L, --relative follow relative links only.\n"),
676
-I, --include-directories=LIST list of allowed directories.\n"),
678
-X, --exclude-directories=LIST list of excluded directories.\n"),
680
-np, --no-parent don't ascend to the parent directory.\n"),
683
N_("Mail bug reports and suggestions to <bug-wget@gnu.org>.\n")
688
printf (_("GNU Wget %s, a non-interactive network retriever.\n"),
692
for (i = 0; i < countof (help); i++)
693
fputs (_(help[i]), stdout);
698
/* Return a human-readable printed representation of INTERVAL,
699
measured in seconds. */
702
secs_to_human_time (double interval)
705
int secs = (int) (interval + 0.5);
706
int hours, mins, days;
708
days = secs / 86400, secs %= 86400;
709
hours = secs / 3600, secs %= 3600;
710
mins = secs / 60, secs %= 60;
713
sprintf (buf, "%dd %dh %dm %ds", days, hours, mins, secs);
715
sprintf (buf, "%dh %dm %ds", hours, mins, secs);
717
sprintf (buf, "%dm %ds", mins, secs);
719
sprintf (buf, "%ss", print_decimal (interval));
725
prompt_for_password (void)
728
printf (_("Password for user %s: "), quote (opt.user));
730
printf (_("Password: "));
734
/* Function that prints the line argument while limiting it
735
to at most line_length. prefix is printed on the first line
736
and an appropriate number of spaces are added on subsequent
739
format_and_print_line (const char *prefix, const char *line,
743
char *line_dup, *token;
745
assert (prefix != NULL);
746
assert (line != NULL);
748
line_dup = xstrdup (line);
750
if (line_length <= 0)
751
line_length = MAX_CHARS_PER_LINE - TABULATION;
753
printf ("%s", prefix);
754
remaining_chars = line_length;
755
/* We break on spaces. */
756
token = strtok (line_dup, " ");
757
while (token != NULL)
759
/* If however a token is much larger than the maximum
760
line length, all bets are off and we simply print the
761
token on the next line. */
762
if (remaining_chars <= strlen (token))
764
printf ("\n%*c", TABULATION, ' ');
765
remaining_chars = line_length - TABULATION;
767
printf ("%s ", token);
768
remaining_chars -= strlen (token) + 1; /* account for " " */
769
token = strtok (NULL, " ");
780
const char *wgetrc_title = _("Wgetrc: ");
781
const char *locale_title = _("Locale: ");
782
const char *compile_title = _("Compile: ");
783
const char *link_title = _("Link: ");
785
char *env_wgetrc, *user_wgetrc;
789
printf (_("GNU Wget %s built on VMS %s %s.\n\n"),
790
version_string, vms_arch(), vms_vers());
791
#else /* def __VMS */
792
printf (_("GNU Wget %s built on %s.\n\n"), version_string, OS_TYPE);
793
#endif /* def __VMS */
794
/* compiled_features is a char*[]. We limit the characters per
795
line to MAX_CHARS_PER_LINE and prefix each line with a constant
796
number of spaces for proper alignment. */
797
for (i = 0; compiled_features[i] != NULL; )
799
int line_length = MAX_CHARS_PER_LINE;
800
while ((line_length > 0) && (compiled_features[i] != NULL))
802
printf ("%s ", compiled_features[i]);
803
line_length -= strlen (compiled_features[i]) + 2;
809
/* Handle the case when $WGETRC is unset and $HOME/.wgetrc is
811
printf ("%s\n", wgetrc_title);
812
env_wgetrc = wgetrc_env_file_name ();
813
if (env_wgetrc && *env_wgetrc)
815
printf (_(" %s (env)\n"), env_wgetrc);
818
user_wgetrc = wgetrc_user_file_name ();
821
printf (_(" %s (user)\n"), user_wgetrc);
825
printf (_(" %s (system)\n"), SYSTEM_WGETRC);
829
format_and_print_line (locale_title,
832
#endif /* def ENABLE_NLS */
834
format_and_print_line (compile_title,
838
format_and_print_line (link_title,
843
/* TRANSLATORS: When available, an actual copyright character
844
(cirle-c) should be used in preference to "(C)". */
846
Copyright (C) 2009 Free Software Foundation, Inc.\n"), stdout);
848
License GPLv3+: GNU GPL version 3 or later\n\
849
<http://www.gnu.org/licenses/gpl.html>.\n\
850
This is free software: you are free to change and redistribute it.\n\
851
There is NO WARRANTY, to the extent permitted by law.\n"), stdout);
852
/* TRANSLATORS: When available, please use the proper diacritics for
853
names such as this one. See en_US.po for reference. */
854
fputs (_("\nOriginally written by Hrvoje Niksic <hniksic@xemacs.org>.\n"),
856
fputs (_("Currently maintained by Micah Cowan <micah@cowan.name>.\n"),
858
fputs (_("Please send bug reports and questions to <bug-wget@gnu.org>.\n"),
863
char *program_name; /* Needed by lib/error.c. */
866
main (int argc, char **argv)
869
int i, ret, longindex;
871
bool append_to_log = false;
873
program_name = argv[0];
877
/* Construct the name of the executable, without the directory part. */
878
exec_name = strrchr (argv[0], PATH_SEPARATOR);
885
/* Drop extension (typically .EXE) from executable filename. */
886
windows_main ((char **) &exec_name);
889
/* Set option defaults; read the system wgetrc and ~/.wgetrc. */
894
while ((ret = getopt_long (argc, argv,
895
short_options, long_options, &longindex)) != -1)
898
struct cmdline_option *opt;
900
/* If LONGINDEX is unchanged, it means RET is referring a short
908
printf (_("Try `%s --help' for more options.\n"), exec_name);
911
/* Find the short option character in the mapping. */
912
longindex = optmap[ret - 32];
914
val = long_options[longindex].val;
916
/* Use the retrieved value to locate the option in the
917
option_data array, and to see if we're dealing with the
918
negated "--no-FOO" variant of the boolean option "--foo". */
919
opt = &option_data[val & ~BOOLEAN_NEG_MARKER];
923
setoptval (opt->data, optarg, opt->long_name);
927
/* The user has specified a value -- use it. */
928
setoptval (opt->data, optarg, opt->long_name);
931
/* NEG is true for `--no-FOO' style boolean options. */
932
bool neg = !!(val & BOOLEAN_NEG_MARKER);
933
setoptval (opt->data, neg ? "0" : "1", opt->long_name);
938
void (*func) (void) = (void (*) (void)) opt->data;
942
case OPT__APPEND_OUTPUT:
943
setoptval ("logfile", optarg, opt->long_name);
944
append_to_log = true;
947
run_command (optarg);
951
/* We support real --no-FOO flags now, but keep these
952
short options for convenience and backward
955
for (p = optarg; *p; p++)
959
setoptval ("verbose", "0", opt->long_name);
962
setoptval ("addhostdir", "0", opt->long_name);
965
setoptval ("dirstruct", "0", opt->long_name);
968
setoptval ("noclobber", "1", opt->long_name);
971
setoptval ("noparent", "1", opt->long_name);
974
printf (_("%s: illegal option -- `-n%c'\n"), exec_name, *p);
977
printf (_("Try `%s --help' for more options.\n"), exec_name);
985
/* The wgetrc commands are named noparent and noclobber,
986
so we must revert the meaning of the cmdline options
987
before passing the value to setoptval. */
990
flag = (*optarg == '1' || c_tolower (*optarg) == 'y'
991
|| (c_tolower (optarg[0]) == 'o'
992
&& c_tolower (optarg[1]) == 'n'));
993
setoptval (opt->type == OPT__PARENT ? "noparent" : "noclobber",
994
flag ? "0" : "1", opt->long_name);
997
case OPT__DONT_REMOVE_LISTING:
998
setoptval ("removelisting", "0", opt->long_name);
1005
nurl = argc - optind;
1007
/* All user options have now been processed, so it's now safe to do
1008
interoption dependency checks. */
1010
if (opt.reclevel == 0)
1011
opt.reclevel = INFINITE_RECURSION; /* see recur.h for commentary */
1013
if (opt.spider || opt.delete_after)
1014
opt.no_dirstruct = true;
1016
if (opt.page_requisites && !opt.recursive)
1018
/* Don't set opt.recursive here because it would confuse the FTP
1019
code. Instead, call retrieve_tree below when either
1020
page_requisites or recursive is requested. */
1022
if (!opt.no_dirstruct)
1023
opt.dirstruct = 1; /* normally handled by cmd_spec_recursive() */
1026
if (opt.verbose == -1)
1027
opt.verbose = !opt.quiet;
1029
/* Sanity checks. */
1030
if (opt.verbose && opt.quiet)
1032
printf (_("Can't be verbose and quiet at the same time.\n"));
1036
if (opt.timestamping && opt.noclobber)
1039
Can't timestamp and not clobber old files at the same time.\n"));
1044
if (opt.ipv4_only && opt.ipv6_only)
1046
printf (_("Cannot specify both --inet4-only and --inet6-only.\n"));
1051
if (opt.output_document)
1053
if (opt.convert_links
1054
&& (nurl > 1 || opt.page_requisites || opt.recursive))
1057
Cannot specify both -k and -O if multiple URLs are given, or in combination\n\
1058
with -p or -r. See the manual for details.\n\n"), stdout);
1062
if (opt.page_requisites
1065
logprintf (LOG_NOTQUIET, "%s", _("\
1066
WARNING: combining -O with -r or -p will mean that all downloaded content\n\
1067
will be placed in the single file you specified.\n\n"));
1069
if (opt.timestamping)
1071
logprintf (LOG_NOTQUIET, "%s", _("\
1072
WARNING: timestamping does nothing in combination with -O. See the manual\n\
1073
for details.\n\n"));
1074
opt.timestamping = false;
1076
if (opt.noclobber && file_exists_p(opt.output_document))
1078
/* Check if output file exists; if it does, exit. */
1079
logprintf (LOG_VERBOSE, _("File `%s' already there; not retrieving.\n"), opt.output_document);
1084
if (opt.ask_passwd && opt.passwd)
1086
printf (_("Cannot specify both --ask-password and --password.\n"));
1091
if (!nurl && !opt.input_filename)
1093
/* No URL specified. */
1094
printf (_("%s: missing URL\n"), exec_name);
1097
/* #### Something nicer should be printed here -- similar to the
1098
pre-1.5 `--help' page. */
1099
printf (_("Try `%s --help' for more options.\n"), exec_name);
1106
if (opt.locale && !check_encoding_name (opt.locale))
1110
opt.locale = find_locale ();
1112
if (opt.encoding_remote && !check_encoding_name (opt.encoding_remote))
1113
opt.encoding_remote = NULL;
1116
if (opt.enable_iri || opt.locale || opt.encoding_remote)
1118
/* sXXXav : be more specific... */
1119
printf(_("This version does not have support for IRIs\n"));
1126
opt.passwd = prompt_for_password ();
1128
if (opt.passwd == NULL || opt.passwd[0] == '\0')
1138
fork_to_background ();
1141
/* Initialize progress. Have to do this after the options are
1142
processed so we know where the log file is. */
1144
set_progress_implementation (opt.progress_type);
1146
/* Fill in the arguments. */
1147
url = alloca_array (char *, nurl + 1);
1148
for (i = 0; i < nurl; i++, optind++)
1150
char *rewritten = rewrite_shorthand_url (argv[optind]);
1154
url[i] = xstrdup (argv[optind]);
1158
/* Initialize logging. */
1159
log_init (opt.lfilename, append_to_log);
1161
DEBUGP (("DEBUG output created by Wget %s on %s.\n\n",
1162
version_string, OS_TYPE));
1164
/* Open the output filename if necessary. */
1167
Note that having the output_stream ("-O") file opened here for an FTP
1168
URL rather than in getftp() (ftp.c) (and the http equivalent) rather
1169
limits the ability in VMS to open the file differently for ASCII
1170
versus binary FTP there. (Of course, doing it here allows a open
1171
failure to be detected immediately, without first connecting to the
1174
if (opt.output_document)
1176
if (HYPHENP (opt.output_document))
1180
result = freopen ("CONOUT$", "wb", stdout);
1183
logputs (LOG_NOTQUIET, _("\
1184
WARNING: Can't reopen standard output in binary mode;\n\
1185
downloaded file may contain inappropriate line endings.\n"));
1188
output_stream = stdout;
1195
/* Common fopen() optional arguments:
1196
sequential access only, access callback function.
1198
# define FOPEN_OPT_ARGS , "fop=sqo", "acc", acc_cb, &open_id
1200
#else /* def __VMS */
1201
# define FOPEN_OPT_ARGS
1202
#endif /* def __VMS [else] */
1204
output_stream = fopen (opt.output_document,
1205
opt.always_rest ? "ab" : "wb"
1207
if (output_stream == NULL)
1209
perror (opt.output_document);
1212
if (fstat (fileno (output_stream), &st) == 0 && S_ISREG (st.st_mode))
1213
output_stream_regular = true;
1218
/* Set global ODS5 flag according to the specified destination (if
1219
any), otherwise according to the current default device.
1221
if (output_stream == NULL)
1223
set_ods5_dest( "SYS$DISK");
1225
else if (output_stream != stdout)
1227
set_ods5_dest( opt.output_document);
1229
#endif /* def __VMS */
1236
/* Setup the signal handler to redirect output when hangup is
1238
if (signal(SIGHUP, SIG_IGN) != SIG_IGN)
1239
signal(SIGHUP, redirect_output_signal);
1241
/* ...and do the same for SIGUSR1. */
1243
signal (SIGUSR1, redirect_output_signal);
1246
/* Writing to a closed socket normally signals SIGPIPE, and the
1247
process exits. What we want is to ignore SIGPIPE and just check
1248
for the return value of write(). */
1249
signal (SIGPIPE, SIG_IGN);
1252
signal (SIGWINCH, progress_handle_sigwinch);
1255
status = RETROK; /* initialize it, just-in-case */
1256
/* Retrieve the URLs from argument list. */
1257
for (t = url; *t; t++)
1259
char *filename = NULL, *redirected_URL = NULL;
1261
/* Need to do a new struct iri every time, because
1262
* retrieve_url may modify it in some circumstances,
1264
struct iri *iri = iri_new ();
1265
struct url *url_parsed;
1267
set_uri_encoding (iri, opt.locale, true);
1268
url_parsed = url_parse (*t, &url_err, iri, true);
1272
char *error = url_error (*t, url_err);
1273
logprintf (LOG_NOTQUIET, "%s: %s.\n",*t, error);
1279
if ((opt.recursive || opt.page_requisites)
1280
&& (url_scheme (*t) != SCHEME_FTP || url_uses_proxy (url_parsed)))
1282
int old_follow_ftp = opt.follow_ftp;
1284
/* Turn opt.follow_ftp on in case of recursive FTP retrieval */
1285
if (url_scheme (*t) == SCHEME_FTP)
1288
status = retrieve_tree (url_parsed, NULL);
1290
opt.follow_ftp = old_follow_ftp;
1294
status = retrieve_url (url_parsed, *t, &filename, &redirected_URL,
1295
NULL, &dt, opt.recursive, iri, true);
1298
if (opt.delete_after && file_exists_p(filename))
1300
DEBUGP (("Removing file due to --delete-after in main():\n"));
1301
logprintf (LOG_VERBOSE, _("Removing %s.\n"), filename);
1302
if (unlink (filename))
1303
logprintf (LOG_NOTQUIET, "unlink: %s\n", strerror (errno));
1305
xfree_null (redirected_URL);
1306
xfree_null (filename);
1307
url_free (url_parsed);
1312
/* And then from the input file, if any. */
1313
if (opt.input_filename)
1316
status = retrieve_from_file (opt.input_filename, opt.force_html, &count);
1318
logprintf (LOG_NOTQUIET, _("No URLs found in %s.\n"),
1319
opt.input_filename);
1322
/* Print broken links. */
1323
if (opt.recursive && opt.spider)
1325
print_broken_links();
1328
/* Print the downloaded sum. */
1329
if ((opt.recursive || opt.page_requisites
1331
|| (opt.input_filename && total_downloaded_bytes != 0))
1333
total_downloaded_bytes != 0)
1335
logprintf (LOG_NOTQUIET,
1336
_("FINISHED --%s--\nDownloaded: %d files, %s in %s (%s)\n"),
1337
datetime_str (time (NULL)),
1339
human_readable (total_downloaded_bytes),
1340
secs_to_human_time (total_download_time),
1341
retr_rate (total_downloaded_bytes, total_download_time));
1342
/* Print quota warning, if exceeded. */
1343
if (opt.quota && total_downloaded_bytes > opt.quota)
1344
logprintf (LOG_NOTQUIET,
1345
_("Download quota of %s EXCEEDED!\n"),
1346
human_readable (opt.quota));
1349
if (opt.cookies_output)
1352
if (opt.convert_links && !opt.delete_after)
1353
convert_all_links ();
1356
for (i = 0; i < nurl; i++)
1360
return get_exit_status ();
1362
#endif /* TESTING */
1364
#if defined(SIGHUP) || defined(SIGUSR1)
1366
/* So the signal_name check doesn't blow when only one is available. */
1374
/* Hangup signal handler. When wget receives SIGHUP or SIGUSR1, it
1375
will proceed operation as usual, trying to write into a log file.
1376
If that is impossible, the output will be turned off. */
1379
redirect_output_signal (int sig)
1381
const char *signal_name = (sig == SIGHUP ? "SIGHUP" :
1382
(sig == SIGUSR1 ? "SIGUSR1" :
1384
log_request_redirect_output (signal_name);
1385
progress_schedule_redirect ();
1386
signal (sig, redirect_output_signal);