aria2/src/usage_text.h

/* <!-- copyright */
/*
 * aria2 - The high speed download utility
 *
 * Copyright (C) 2006 Tatsuhiro Tsujikawa
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 * In addition, as a special exception, the copyright holders give
 * permission to link the code of portions of this program with the
 * OpenSSL library under certain conditions as described in each
 * individual source file, and distribute linked combinations
 * including the two.
 * You must obey the GNU General Public License in all respects
 * for all of the code used other than OpenSSL.  If you modify
 * file(s) with this exception, you may extend this exception to your
 * version of the file(s), but you are not obligated to do so.  If you
 * do not wish to do so, delete this exception statement from your
 * version.  If you delete this exception statement from all source
 * files in the program, then also delete it here.
 */
/* copyright --> */

#define TEXT_DIR                                                        \
  _(" -d, --dir=DIR                The directory to store the downloaded file.")
#define TEXT_OUT                                                        \
  _(" -o, --out=FILE               The file name of the downloaded file. When -Z\n"\
    "                              option is used, this option is ignored.")
#define TEXT_LOG                                                        \
  _(" -l, --log=LOG                The file name of the log file. If '-' is\n" \
    "                              specified, log is written to stdout.")
#define TEXT_DAEMON                                                     \
  _(" -D, --daemon                 Run as daemon. The current working directory will\n" \
    "                              be changed to \"/\" and standard input, standard\n" \
    "                              output and standard error will be redirected to\n" \
    "                              \"/dev/null\".")
#define TEXT_SPLIT                                                      \
  _(" -s, --split=N                Download a file using N connections. If more\n" \
    "                              than N URLs are given, first N URLs are used and\n" \
    "                              remaining URLs are used for backup. If less than\n" \
    "                              N URLs are given, those URLs are used more than\n" \
    "                              once so that N connections total are made\n" \
    "                              simultaneously. Please see -j option too.\n" \
    "                              Please note that in Metalink download, this\n" \
    "                              option has no effect and use -C option instead.")
#define TEXT_RETRY_WAIT                                                 \
  _(" --retry-wait=SEC             Set the seconds to wait to retry after an error\n" \
    "                              has occured.")
#define TEXT_TIMEOUT                                            \
  _(" -t, --timeout=SEC            Set timeout in seconds.")
#define TEXT_MAX_TRIES                                                  \
  _(" -m, --max-tries=N            Set number of tries. 0 means unlimited.")
#define TEXT_HTTP_PROXY                                                 \
  _(" --http-proxy=PROXY           Use this proxy server for HTTP. To erase\n"\
    "                              previously defined proxy, use \"\".\n"   \
    "                              See also  --all-proxy option.\n"     \
    "                              This affects all URLs.")
#define TEXT_HTTPS_PROXY                                                \
  _(" --https-proxy=PROXY          Use this proxy server for HTTPS. To erase\n"  \
    "                              previously defined proxy, use \"\".\n" \
    "                              See also  --all-proxy option.\n"     \
    "                              This affects all URLs.")
#define TEXT_FTP_PROXY                                                  \
  _(" --ftp-proxy=PROXY            Use this proxy server for FTP. To erase previously\n"    \
    "                              defined proxy, use \"\".\n" \
    "                              See also  --all-proxy option.\n"     \
    "                              This affects all URLs.")
#define TEXT_ALL_PROXY                                                  \
  _(" --all-proxy=PROXY            Use this proxy server for all protocols. To erase\n" \
    "                              previously defined proxy, use \"\".\n" \
    "                              You can override this setting and specify a\n" \
    "                              proxy server for a particular protocol using\n" \
    "                              --http-proxy, --https-proxy and --ftp-proxy\n" \
    "                              options.\n"                          \
    "                              This affects all URLs.")
#define TEXT_HTTP_USER                                                  \
  _(" --http-user=USER             Set HTTP user. This affects all URLs.")
#define TEXT_HTTP_PASSWD                                                \
  _(" --http-passwd=PASSWD         Set HTTP password. This affects all URLs.")
#define TEXT_PROXY_METHOD                                               \
  _(" --proxy-method=METHOD        Set the method to use in proxy request.")
#define TEXT_REFERER                                                    \
  _(" --referer=REFERER            Set Referer. This affects all URLs.")
#define TEXT_FTP_USER                                                   \
  _(" --ftp-user=USER              Set FTP user. This affects all URLs.")
#define TEXT_FTP_PASSWD                                                 \
  _(" --ftp-passwd=PASSWD          Set FTP password. This affects all URLs.")
#define TEXT_FTP_TYPE                                           \
  _(" --ftp-type=TYPE              Set FTP transfer type.")
#define TEXT_FTP_PASV                                                   \
  _(" -p, --ftp-pasv[=true|false]  Use the passive mode in FTP. If false is given,\n" \
    "                              the active mode will be used.")
#define TEXT_LOWEST_SPEED_LIMIT                                         \
  _(" --lowest-speed-limit=SPEED   Close connection if download speed is lower than\n" \
    "                              or equal to this value(bytes per sec).\n" \
    "                              0 means aria2 does not have a lowest speed limit.\n" \
    "                              You can append K or M(1K = 1024, 1M = 1024K).\n" \
    "                              This option does not affect BitTorrent downloads.")
#define TEXT_MAX_OVERALL_DOWNLOAD_LIMIT                                 \
  _(" --max-overall-download-limit=SPEED Set max overall download speed in bytes/sec.\n" \
    "                              0 means unrestricted.\n"             \
    "                              You can append K or M(1K = 1024, 1M = 1024K).\n" \
    "                              To limit the download speed per download, use\n" \
    "                              --max-download-limit option.")
#define TEXT_MAX_DOWNLOAD_LIMIT                                         \
  _(" --max-download-limit=SPEED   Set max download speed per each download in\n" \
    "                              bytes/sec. 0 means unrestricted.\n"  \
    "                              You can append K or M(1K = 1024, 1M = 1024K).\n" \
    "                              To limit the overall download speed, use\n" \
    "                              --max-overall-download-limit option.")
#define TEXT_FILE_ALLOCATION                                            \
  _(" --file-allocation=METHOD     Specify file allocation method.\n"   \
    "                              'none' doesn't pre-allocate file space. 'prealloc'\n" \
    "                              pre-allocates file space before download begins.\n" \
    "                              This may take some time depending on the size of\n" \
    "                              the file.\n"                         \
    "                              If you are using newer file systems such as ext4\n" \
    "                              (with extents support), btrfs or xfs, 'falloc' is\n" \
    "                              your best choice. It allocates large(few GiB)\n" \
    "                              files almost instantly. Don't use 'falloc' with\n" \
    "                              legacy file systems such as ext3 because it takes\n" \
    "                              almost same time as 'prealloc' and it blocks aria2\n" \
    "                              entirely until allocation finishes. 'falloc' may\n" \
    "                              not be available if your system doesn't have\n" \
    "                              posix_fallocate() function.")
#define TEXT_NO_FILE_ALLOCATION_LIMIT                                   \
  _(" --no-file-allocation-limit=SIZE No file allocation is made for files whose\n" \
    "                              size is smaller than SIZE.\n"        \
    "                              You can append K or M(1K = 1024, 1M = 1024K).")
# define TEXT_ENABLE_DIRECT_IO                                          \
  _(" --enable-direct-io[=true|false] Enable directI/O, which lowers cpu usage while\n" \
    "                              allocating files.\n"                 \
    "                              Turn off if you encounter any error")
#define TEXT_ALLOW_OVERWRITE                                            \
  _(" --allow-overwrite=true|false Restart download from scratch if the\n" \
    "                              corresponding control file doesn't exist.  See\n" \
    "                              also --auto-file-renaming option.")
#define TEXT_ALLOW_PIECE_LENGTH_CHANGE                                  \
  _(" --allow-piece-length-change=true|false If false is given, aria2 aborts download\n" \
    "                              when a piece length is different from one in\n" \
    "                              a control file. If true is given, you can proceed\n" \
    "                              but some download progress will be lost.")  
#define TEXT_FORCE_SEQUENTIAL                                           \
  _(" -Z, --force-sequential[=true|false] Fetch URIs in the command-line sequentially\n" \
    "                              and download each URI in a separate session, like\n" \
    "                              the usual command-line download utilities.")
#define TEXT_AUTO_FILE_RENAMING                                         \
  _(" --auto-file-renaming[=true|false] Rename file name if the same file already\n" \
    "                              exists. This option works only in http(s)/ftp\n" \
    "                              download.\n"                         \
    "                              The new file name has a dot and a number(1..9999)\n" \
    "                              appended.")
#define TEXT_PARAMETERIZED_URI                                          \
  _(" -P, --parameterized-uri[=true|false] Enable parameterized URI support.\n" \
    "                              You can specify set of parts:\n"     \
    "                              http://{sv1,sv2,sv3}/foo.iso\n"      \
    "                              Also you can specify numeric sequences with step\n" \
    "                              counter:\n"                          \
    "                              http://host/image[000-100:2].img\n"  \
    "                              A step counter can be omitted.\n"    \
    "                              If all URIs do not point to the same file, such\n" \
    "                              as the second example above, -Z option is\n" \
    "                              required.")
#define TEXT_ENABLE_HTTP_KEEP_ALIVE                                     \
  _(" --enable-http-keep-alive[=true|false] Enable HTTP/1.1 persistent connection.")
#define TEXT_ENABLE_HTTP_PIPELINING                                     \
  _(" --enable-http-pipelining[=true|false] Enable HTTP/1.1 pipelining.")
#define TEXT_CHECK_INTEGRITY                                            \
  _(" -V, --check-integrity[=true|false] Check file integrity by validating piece\n" \
    "                              hashes. This option has effect only in BitTorrent\n" \
    "                              and Metalink downloads with chunk checksums.\n" \
    "                              Use this option to re-download a damaged portion\n" \
    "                              of a file. See also --bt-hash-check-seed option.")
#define TEXT_BT_HASH_CHECK_SEED                                         \
  _(" --bt-hash-check-seed[=true|false] If true is given, after hash check using\n" \
    "                              --check-integrity option and file is complete,\n" \
    "                              continue to seed file. If you want to check file\n" \
    "                              and download it only when it is damaged or\n" \
    "                              incomplete, set this option to false.\n" \
    "                              This option has effect only on BitTorrent\n" \
    "                              download.")
#define TEXT_REALTIME_CHUNK_CHECKSUM                                    \
  _(" --realtime-chunk-checksum=true|false  Validate chunk of data by calculating\n" \
    "                              checksum while downloading a file if chunk\n" \
    "                              checksums are provided.")
#define TEXT_CONTINUE                                                   \
  _(" -c, --continue               Continue downloading a partially downloaded\n" \
    "                              file. Use this option to resume a download\n" \
    "                              started by a web browser or another program\n" \
    "                              which downloads files sequentially from the\n" \
    "                              beginning. Currently this option is only\n" \
    "                              applicable to http(s)/ftp downloads.")
#define TEXT_USER_AGENT                                                 \
  _(" -U, --user-agent=USER_AGENT  Set user agent for http(s) downloads.")
#define TEXT_NO_NETRC                                           \
  _(" -n, --no-netrc               Disables netrc support.")
#define TEXT_INPUT_FILE                                                 \
  _(" -i, --input-file=FILE        Downloads URIs found in FILE. You can specify\n" \
    "                              multiple URIs for a single entity: separate\n" \
    "                              URIs on a single line using the TAB character.\n" \
    "                              Reads input from stdin when '-' is specified.\n" \
    "                              The additional out and dir options can be\n" \
    "                              specified after each line of URIs. This optional\n" \
    "                              line must start with white space(s). See INPUT\n" \
    "                              FILE section of man page for details.")
#define TEXT_MAX_CONCURRENT_DOWNLOADS                                   \
  _(" -j, --max-concurrent-downloads=N Set maximum number of parallel downloads for\n" \
    "                              every static (HTTP/FTP) URL, torrent and metalink.\n" \
    "                              See also -s and -C options.")
#define TEXT_LOAD_COOKIES                                               \
  _(" --load-cookies=FILE          Load Cookies from FILE using the Firefox3 format\n" \
    "                              and Mozilla/Firefox(1.x/2.x)/Netscape format.")
#define TEXT_SAVE_COOKIES                                               \
  _(" --save-cookies=FILE          Save Cookies to FILE in Mozilla/Firefox(1.x/2.x)/\n" \
    "                              Netscape format. If FILE already exists, it is\n" \
    "                              overwritten. Session Cookies are also saved and\n" \
    "                              their expiry values are treated as 0.")
#define TEXT_SHOW_FILES                                                 \
  _(" -S, --show-files             Print file listing of .torrent or .metalink file\n" \
    "                              and exit. More detailed information will be listed\n" \
    "                              in case of torrent file.")
#define TEXT_SELECT_FILE                                                \
  _(" --select-file=INDEX...       Set file to download by specifying its index.\n" \
    "                              You can find the file index using the\n" \
    "                              --show-files option. Multiple indexes can be\n" \
    "                              specified by using ',', for example: \"3,6\".\n" \
    "                              You can also use '-' to specify a range: \"1-5\".\n" \
    "                              ',' and '-' can be used together.\n" \
    "                              When used with the -M option, index may vary\n" \
    "                              depending on the query(see --metalink-* options).")
#define TEXT_TORRENT_FILE                                               \
  _(" -T, --torrent-file=TORRENT_FILE  The path to the .torrent file.")
#define TEXT_FOLLOW_TORRENT                                             \
  _(" --follow-torrent=true|false|mem If true or mem is specified, when a file\n" \
    "                              whose suffix is .torrent or content type is\n" \
    "                              application/x-bittorrent is downloaded, aria2\n" \
    "                              parses it as a torrent file and downloads files\n" \
    "                              mentioned in it.\n"                  \
    "                              If mem is specified, a torrent file is not\n" \
    "                              written to the disk, but is just kept in memory.\n" \
    "                              If false is specified, the action mentioned above\n" \
    "                              is not taken.")
#define TEXT_DIRECT_FILE_MAPPING                                        \
  _(" --direct-file-mapping=true|false Directly read from and write to each file\n" \
    "                              mentioned in .torrent file.")
#define TEXT_LISTEN_PORT                                                \
  _(" --listen-port=PORT...        Set TCP port number for BitTorrent downloads.\n" \
    "                              Multiple ports can be specified by using ',',\n" \
    "                              for example: \"6881,6885\". You can also use '-'\n" \
    "                              to specify a range: \"6881-6999\". ',' and '-' can\n" \
    "                              be used together.")
#define TEXT_MAX_OVERALL_UPLOAD_LIMIT                                   \
  _(" --max-overall-upload-limit=SPEED Set max overall upload speed in bytes/sec.\n" \
    "                              0 means unrestricted.\n"             \
    "                              You can append K or M(1K = 1024, 1M = 1024K).\n" \
    "                              To limit the upload speed per torrent, use\n" \
    "                              --max-upload-limit option.")
#define TEXT_MAX_UPLOAD_LIMIT                                           \
  _(" -u, --max-upload-limit=SPEED Set max upload speed per each torrent in\n" \
    "                              bytes/sec. 0 means unrestricted.\n"  \
    "                              You can append K or M(1K = 1024, 1M = 1024K).\n" \
    "                              To limit the overall upload speed, use\n" \
    "                              --max-overall-upload-limit option.")
#define TEXT_SEED_TIME                                                  \
  _(" --seed-time=MINUTES          Specify seeding time in minutes. Also see the\n" \
    "                              --seed-ratio option.")
#define TEXT_SEED_RATIO                                                 \
  _(" --seed-ratio=RATIO           Specify share ratio. Seed completed torrents\n" \
    "                              until share ratio reaches RATIO.\n"  \
    "                              You are strongly encouraged to specify equals or\n" \
    "                              more than 1.0 here. Specify 0.0 if you intend to\n" \
    "                              do seeding regardless of share ratio.\n" \
    "                              If --seed-time option is specified along with\n" \
    "                              this option, seeding ends when at least one of\n" \
    "                              the conditions is satisfied.")
#define TEXT_PEER_ID_PREFIX                                             \
  _(" --peer-id-prefix=PEER_ID_PREFIX Specify the prefix of peer ID. The peer ID in\n" \
    "                              BitTorrent is 20 byte length. If more than 20\n" \
    "                              bytes are specified, only first 20 bytes are\n" \
    "                              used. If less than 20 bytes are specified, random\n" \
    "                              byte data are added to make its length 20 bytes.")
#define TEXT_ENABLE_PEER_EXCHANGE                                       \
  _(" --enable-peer-exchange[=true|false] Enable Peer Exchange extension.")
#define TEXT_ENABLE_DHT                                         \
  _(" --enable-dht[=true|false]    Enable DHT functionality.")
#define TEXT_DHT_LISTEN_PORT                                            \
  _(" --dht-listen-port=PORT...    Set UDP listening port for DHT.\n"   \
    "                              Multiple ports can be specified by using ',',\n" \
    "                              for example: \"6881,6885\". You can also use '-'\n" \
    "                              to specify a range: \"6881-6999\". ',' and '-' can\n" \
    "                              be used together.")
#define TEXT_DHT_ENTRY_POINT                                            \
  _(" --dht-entry-point=HOST:PORT  Set host and port as an entry point to DHT\n" \
    "                              network.")
#define TEXT_DHT_FILE_PATH                                              \
  _(" --dht-file-path=PATH         Change the DHT routing table file to PATH.")
#define TEXT_BT_MIN_CRYPTO_LEVEL                                        \
  _(" --bt-min-crypto-level=plain|arc4 Set minimum level of encryption method.\n" \
    "                              If several encryption methods are provided by a\n" \
    "                              peer, aria2 chooses the lowest one which satisfies\n" \
    "                              the given level.")
#define TEXT_BT_REQUIRE_CRYPTO                                          \
  _(" --bt-require-crypto=true|false If true is given, aria2 doesn't accept and\n" \
    "                              establish connection with legacy BitTorrent\n" \
    "                              handshake. Thus aria2 always uses Obfuscation\n" \
    "                              handshake.")
#define TEXT_BT_REQUEST_PEER_SPEED_LIMIT                                \
  _(" --bt-request-peer-speed-limit=SPEED If the whole download speed of every\n" \
    "                              torrent is lower than SPEED, aria2 temporarily\n" \
    "                              increases the number of peers to try for more\n" \
    "                              download speed. Configuring this option with your\n" \
    "                              preferred download speed can increase your\n" \
    "                              download speed in some cases.\n"     \
    "                              You can append K or M(1K = 1024, 1M = 1024K).")
#define TEXT_BT_MAX_OPEN_FILES                                          \
  _(" --bt-max-open-files=NUM      Specify maximum number of files to open in each\n" \
    "                              BitTorrent download.")
#define TEXT_BT_SEED_UNVERIFIED                                         \
  _(" --bt-seed-unverified[=true|false] Seed previously downloaded files without\n" \
    "                              verifying piece hashes.")
#define TEXT_BT_MAX_PEERS                                               \
  _(" --bt-max-peers=NUM           Specify the maximum number of peers per torrent.\n" \
    "                              0 means unlimited.\n"                \
    "                              See also --bt-request-peer-speed-limit option.")
#define TEXT_METALINK_FILE                                              \
  _(" -M, --metalink-file=METALINK_FILE The file path to the .metalink file. Reads\n" \
    "                              input from stdin when '-' is specified.")
#define TEXT_METALINK_SERVERS                                           \
  _(" -C, --metalink-servers=NUM_SERVERS The number of servers to connect to\n" \
    "                              simultaneously. Some Metalinks regulate the\n" \
    "                              number of servers to connect. aria2 strictly\n" \
    "                              respects them. This means that if Metalink defines\n" \
    "                              the maxconnections attribute lower than\n" \
    "                              NUM_SERVERS, then aria2 uses the value of\n" \
    "                              maxconnections attribute instead of NUM_SERVERS.\n" \
    "                              See also -s and -j options.")
#define TEXT_METALINK_VERSION                                           \
  _(" --metalink-version=VERSION   The version of the file to download.")
#define TEXT_METALINK_LANGUAGE                                          \
  _(" --metalink-language=LANGUAGE The language of the file to download.")
#define TEXT_METALINK_OS                                                \
  _(" --metalink-os=OS             The operating system of the file to download.")
#define TEXT_METALINK_LOCATION                                          \
  _(" --metalink-location=LOCATION[,...] The location of the preferred server.\n" \
    "                              A comma-delimited list of locations is\n" \
    "                              acceptable.")
#define TEXT_METALINK_PREFERRED_PROTOCOL                                \
  _(" --metalink-preferred-protocol=PROTO Specify preferred protocol. Specify 'none'\n" \
    "                              if you don't have any preferred protocol.")
#define TEXT_FOLLOW_METALINK                                            \
  _(" --follow-metalink=true|false|mem If true or mem is specified, when a file\n" \
    "                              whose suffix is .metalink or content type of\n" \
    "                              application/metalink+xml is downloaded, aria2\n" \
    "                              parses it as a metalink file and downloads files\n" \
    "                              mentioned in it.\n"                  \
    "                              If mem is specified, a metalink file is not\n" \
    "                              written to the disk, but is just kept in memory.\n" \
    "                              If false is specified, the action mentioned above\n" \
    "                              is not taken.")
#define TEXT_METALINK_ENABLE_UNIQUE_PROTOCOL                            \
  _(" --metalink-enable-unique-protocol=true|false If true is given and several\n" \
    "                              protocols are available for a mirror in a metalink\n" \
    "                              file, aria2 uses one of them.\n"     \
    "                              Use --metalink-preferred-protocol option to\n" \
    "                              specify the preference of protocol.")
#define TEXT_VERSION                                                    \
  _(" -v, --version                Print the version number and exit.")
#define TEXT_HELP                                                       \
  _(" -h, --help[=TAG|KEYWORD]     Print usage and exit.\n"             \
    "                              The help messages are classified with tags. A tag\n" \
    "                              starts with \"#\". For example, type \"--help=#http\"\n" \
    "                              to get the usage for the options tagged with\n" \
    "                              \"#http\". If non-tag word is given, print the usage\n" \
    "                              for the options whose name includes that word.")
#define TEXT_NO_CONF                                                    \
  _(" --no-conf                    Disable loading aria2.conf file.")
#define TEXT_CONF_PATH                                                  \
  _(" --conf-path=PATH             Change the configuration file path to PATH.")
#define TEXT_STOP                                                       \
  _(" --stop=SEC                   Stop application after SEC seconds has passed.\n" \
    "                              If 0 is given, this feature is disabled.")
#define TEXT_HEADER                                                     \
  _(" --header=HEADER              Append HEADER to HTTP request header. You can use\n" \
    "                              this option repeatedly to specify more than one\n" \
    "                              header:\n"                           \
    "                              aria2c --header=\"X-A: b78\" --header=\"X-B: 9J1\"\n" \
    "                              http://host/file")
#define TEXT_QUIET                                                      \
  _(" -q, --quiet[=true|false]     Make aria2 quiet(no console output).")
#define TEXT_ASYNC_DNS                                          \
  _(" --async-dns[=true|false]     Enable asynchronous DNS.")
#define TEXT_FTP_REUSE_CONNECTION                                       \
  _(" --ftp-reuse-connection[=true|false] Reuse connection in FTP.")
#define TEXT_SUMMARY_INTERVAL                                           \
  _(" --summary-interval=SEC       Set interval to output download progress summary.\n" \
    "                              Setting 0 suppresses the output.")
#define TEXT_LOG_LEVEL                                          \
  _(" --log-level=LEVEL            Set log level to output.")
#define TEXT_REMOTE_TIME                                                \
  _(" -R, --remote-time[=true|false] Retrieve timestamp of the remote file from the\n" \
    "                              remote HTTP/FTP server and if it is available,\n" \
    "                              apply it to the local file.")
#define TEXT_CONNECT_TIMEOUT                                            \
  _(" --connect-timeout=SEC        Set the connect timeout in seconds to establish\n" \
    "                              connection to HTTP/FTP/proxy server. After the\n" \
    "                              connection is established, this option makes no\n" \
    "                              effect and --timeout option is used instead.")
#define TEXT_MAX_FILE_NOT_FOUND                                         \
  _(" --max-file-not-found=NUM     If aria2 receives `file not found' status from the\n" \
    "                              remote HTTP/FTP servers NUM times without getting\n" \
    "                              a single byte, then force the download to fail.\n" \
    "                              Specify 0 to disable this option.\n" \
    "                              This options is effective only when using\n" \
    "                              HTTP/FTP servers.")
#define TEXT_URI_SELECTOR                                               \
  _(" --uri-selector=SELECTOR      Specify URI selection algorithm.\n"  \
    "                              If 'inorder' is given, URI is tried in the order\n" \
    "                              appeared in the URI list.\n"         \
    "                              If 'feedback' is given, aria2 uses download speed\n" \
    "                              observed in the previous downloads and choose\n" \
    "                              fastest server in the URI list. This also\n" \
    "                              effectively skips dead mirrors. The observed\n" \
    "                              download speed is a part of performance profile\n" \
    "                              of servers mentioned in --server-stat-of and\n" \
    "                              --server-stat-if options.\n"         \
    "                              If 'adaptive' is given, selects one of the best\n" \
    "                              mirrors for the first and reserved connections.\n" \
    "                              For supplementary ones, it returns mirrors which\n" \
    "                              has not been tested yet, and if each of them has\n" \
    "                              already been tested, returns mirrors which has to\n" \
    "                              be tested again. Otherwise, it doesn't select\n" \
    "                              anymore mirrors. Like 'feedback', it uses a\n" \
    "                              performance profile of servers.")
#define TEXT_SERVER_STAT_OF                                             \
  _(" --server-stat-of=FILE        Specify the filename to which performance profile\n" \
    "                              of the servers is saved. You can load saved data\n" \
    "                              using --server-stat-if option.")
#define TEXT_SERVER_STAT_IF                                             \
  _(" --server-stat-if=FILE        Specify the filename to load performance profile\n" \
    "                              of the servers. The loaded data will be used in\n" \
    "                              some URI selector such as 'feedback'.\n" \
    "                              See also --uri-selector option")
#define TEXT_SERVER_STAT_TIMEOUT                                        \
  _(" --server-stat-timeout=SEC    Specifies timeout in seconds to invalidate\n" \
    "                              performance profile of the servers since the last\n" \
    "                              contact to them.")
#define TEXT_AUTO_SAVE_INTERVAL                                         \
  _(" --auto-save-interval=SEC     Save a control file(*.aria2) every SEC seconds.\n" \
    "                              If 0 is given, a control file is not saved during\n" \
    "                              download. aria2 saves a control file when it stops\n" \
    "                              regardless of the value.")
#define TEXT_CERTIFICATE                                                \
  _(" --certificate=FILE           Use the client certificate in FILE.\n" \
    "                              The certificate must be in PEM format.\n" \
    "                              You may use --private-key option to specify the\n" \
    "                              private key.")
#define TEXT_PRIVATE_KEY                                                \
  _(" --private-key=FILE           Use the private key in FILE.\n"      \
    "                              The private key must be decrypted and in PEM\n" \
    "                              format. See also --certificate option.")
#define TEXT_CA_CERTIFICATE                                             \
  _(" --ca-certificate=FILE        Use the certificate authorities in FILE to verify\n" \
    "                              the peers. The certificate file must be in PEM\n" \
    "                              format and can contain multiple CA certificates.\n" \
    "                              Use --check-certificate option to enable\n" \
    "                              verification.")
#define TEXT_CHECK_CERTIFICATE                                          \
  _(" --check-certificate[=true|false] Verify the peer using certificates specified\n" \
    "                              in --ca-certificate option.")
#define TEXT_NO_PROXY                                                   \
  _(" --no-proxy=DOMAINS           Specify comma separated hostnames or domains where\n" \
    "                              proxy should not be used.")
#define TEXT_USE_HEAD                                                   \
  _(" --use-head[=true|false]      Use HEAD method for the first request to the HTTP\n" \
    "                              server.")
#define TEXT_EVENT_POLL                                                 \
  _(" --event-poll=POLL            Specify the method for polling events.")
#define TEXT_XML_RPC_LISTEN_PORT                                        \
  _(" --xml-rpc-listen-port=PORT   Specify a port number for XML-RPC server to listen\n" \
    "                              to.")
#define TEXT_ENABLE_XML_RPC                                             \
  _(" --enable-xml-rpc[=true|false] Enable XML-RPC server.\n"           \
    "                              It is strongly recommended to set username and\n" \
    "                              password using --xml-rpc-user and --xml-rpc-passwd\n" \
    "                              option. See also --xml-rpc-listen-port option.")
#define TEXT_XML_RPC_MAX_REQUEST_SIZE                                   \
  _(" --xml-rpc-max-request-size=SIZE Set max size of XML-RPC request. If aria2\n" \
    "                              detects the request is more than SIZE bytes, it\n" \
    "                              drops connection.")
#define TEXT_XML_RPC_USER                               \
  _(" --xml-rpc-user=USER          Set XML-RPC user.")
#define TEXT_XML_RPC_PASSWD                                     \
  _(" --xml-rpc-passwd=PASSWD      Set XML-RPC password.")
#define TEXT_BT_EXTERNAL_IP                                             \
  _(" --bt-external-ip=IPADDRESS   Specify the external IP address to report to a\n" \
    "                              BitTorrent tracker. Although this function is\n" \
    "                              named 'external', it can accept any kind of IP\n" \
    "                              addresses.")
#define TEXT_HTTP_AUTH_CHALLENGE                                        \
  _(" --http-auth-challenge[=true|false] Send HTTP authorization header only when it\n" \
    "                              is requested by the server. If false is set, then\n" \
    "                              authorization header is always sent to the server.\n" \
    "                              There is an exception: if username and password\n" \
    "                              are embedded in URI, authorization header is\n" \
    "                              always sent to the server regardless of this\n" \
    "                              option.")
#define TEXT_INDEX_OUT                                                  \
  _(" -O, --index-out=INDEX=PATH   Set file path for file with index=INDEX. You can\n" \
    "                              find the file index using the --show-files option.\n" \
    "                              PATH is a relative path to the path specified in\n" \
    "                              --dir option. You can use this option multiple\n" \
    "                              times.")
#define TEXT_DRY_RUN                                                    \
  _(" --dry-run[=true|false]       If true is given, aria2 just checks whether the\n" \
    "                              remote file is available and doesn't download\n" \
    "                              data. This option has effect on HTTP/FTP download.\n" \
    "                              BitTorrent downloads are canceled if true is\n" \
    "                              specified.")
#define TEXT_BT_TRACKER_INTERVAL                                        \
  _(" --bt-tracker-interval=SEC    Set the interval in seconds between tracker\n" \
    "                              requests. This completely overrides interval value\n" \
    "                              and aria2 just uses this value and ignores the\n" \
    "                              min interval and interval value in the response of\n" \
    "                              tracker. If 0 is set, aria2 determines interval\n" \
    "                              based on the response of tracker and the download\n" \
    "                              progress.")
#define TEXT_ON_DOWNLOAD_COMPLETE                                       \
  _(" --on-download-complete=COMMAND Set the command to be executed when download\n" \
    "                              completes.\n"                        \
    "                              See --on-download-start option for the\n" \
    "                              requirement of COMMAND.\n"           \
    "                              See also --on-download-stop option.")
#define TEXT_ON_DOWNLOAD_START                                          \
  _(" --on-download-start=COMMAND  Set the command to be executed when download\n" \
    "                              starts up. COMMAND must take just one argument and\n" \
    "                              GID is passed to COMMAND as a first argument.")
#define TEXT_ON_DOWNLOAD_ERROR                                          \
  _(" --on-download-error=COMMAND  Set the command to be executed when download\n" \
    "                              aborts due to error.\n"              \
    "                              See --on-download-start option for the\n" \
    "                              requirement of COMMAND.\n"           \
    "                              See also --on-download-stop option.")
#define TEXT_ON_DOWNLOAD_STOP                                           \
  _(" --on-download-stop=COMMAND   Set the command to be executed when download\n" \
    "                              stops. You can override the command to be executed\n" \
    "                              for particular download result using\n" \
    "                              --on-download-complete and --on-download-error. If\n" \
    "                              they are specified, command specified in this\n" \
    "                              option is not executed.\n"           \
    "                              See --on-download-start option for the\n" \
    "                              requirement of COMMAND.")
#define TEXT_BT_STOP_TIMEOUT                                            \
  _(" --bt-stop-timeout=SEC        Stop BitTorrent download if download speed is 0 in\n" \
    "                              consecutive SEC seconds. If 0 is given, this\n" \
    "                              feature is disabled.")
#define TEXT_XML_RPC_LISTEN_ALL                                         \
  _(" --xml-rpc-listen-all[=true|false] Listen incoming XML-RPC requests on all\n" \
    "                              network interfaces. If false is given, listen only\n" \
    "                              on local loopback interface.")
#define TEXT_BT_PRIORITIZE_PIECE                                        \
  _(" --bt-prioritize-piece=head[=SIZE],tail[=SIZE] Try to download first and last\n" \
    "                              pieces of each file first. This is useful for\n" \
    "                              previewing files. The argument can contain 2\n" \
    "                              keywords:head and tail. To include both keywords,\n" \
    "                              they must be separated by comma. These keywords\n" \
    "                              can take one parameter, SIZE. For example, if\n" \
    "                              head=SIZE is specified, pieces in the range of\n" \
    "                              first SIZE bytes of each file get higher priority.\n" \
    "                              tail=SIZE means the range of last SIZE bytes of\n" \
    "                              each file. SIZE can include K or M(1K = 1024, 1M =\n" \
    "                              1024K). If SIZE is omitted, SIZE=1M is used.")
#define TEXT_INTERFACE                                                  \
  _(" --interface=INTERFACE        Bind sockets to given interface. You can specify\n" \
    "                              interface name, IP address and hostname.")
#define TEXT_DISABLE_IPV6                               \
  _(" --disable-ipv6[=true|false]  Disable IPv6.")
#define TEXT_BT_SAVE_METADATA                                           \
  _(" --bt-save-metadata[=true|false] Save metadata as .torrent file. This option has\n" \
    "                              effect only when BitTorrent Magnet URI is used.\n" \
    "                              The filename is hex encoded info hash with suffix\n" \
    "                              .torrent. The directory to be saved is the same\n" \
    "                              directory where download file is saved. If the\n" \
    "                              same file already exists, metadata is not saved.\n" \
    "                              See also --bt-metadata-only option.")
#define TEXT_HTTP_NO_CACHE                      \
  _(" --http-no-cache[=true|false] Send Cache-Control: no-cache and Pragma: no-cache\n" \
    "                              header to avoid cached content.  If false is\n" \
    "                              given, these headers are not sent and you can add\n" \
    "                              Cache-Control header with a directive you like\n" \
    "                              using --header option.")
#define TEXT_BT_METADATA_ONLY                   \
  _(" --bt-metadata-only[=true|false] Download metadata only. The file(s) described\n" \
    "                              in metadata will not be downloaded. This option\n" \
    "                              has effect only when BitTorrent Magnet URI is\n" \
    "                              used. See also --bt-save-metadata option.")
#define TEXT_HUMAN_READABLE                     \
  _(" --human-readable[=true|false] Print sizes and speed in human readable format\n" \
    "                              (e.g., 1.2Ki, 3.4Mi) in the console readout.")