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- add -s|--spider which only checks if the file exists but does not download it's content.
Closes #1291
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@ -3056,7 +3056,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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" %i File System ID in hex\n" \
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" %l Maximum length of filenames\n" \
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" %n File name\n" \
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" %s Block size (for faster transfers)\n" \
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" %s Block size (for faster transfer)\n" \
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" %S Fundamental block size (for block counts)\n" \
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" %t Type in hex\n" \
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" %T Type in human readable form" \
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@ -3686,13 +3686,14 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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" 31 46 1365 /etc/passwd\n"
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#define wget_trivial_usage \
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"[-c|--continue] [-q|--quiet] [-O|--output-document file]\n" \
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"[-c|--continue] [-s|--spider] [-q|--quiet] [-O|--output-document file]\n" \
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" [--header 'header: value'] [-Y|--proxy on/off] [-P DIR]\n" \
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" [-U|--user-agent agent] url"
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#define wget_full_usage \
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"Retrieve files via HTTP or FTP" \
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"\n\nOptions:\n" \
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" -c Continue retrieval of aborted transfers\n" \
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" -s Spider mode - only check file existence\n" \
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" -c Continue retrieval of aborted transfer\n" \
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" -q Quiet\n" \
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" -P Set directory prefix to DIR\n" \
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" -O Save to filename ('-' for stdout)\n" \
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@ -120,18 +120,20 @@ int wget_main(int argc, char **argv)
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*/
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enum {
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WGET_OPT_CONTINUE = 0x1,
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WGET_OPT_QUIET = 0x2,
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WGET_OPT_OUTNAME = 0x4,
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WGET_OPT_PREFIX = 0x8,
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WGET_OPT_PROXY = 0x10,
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WGET_OPT_USER_AGENT = 0x20,
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WGET_OPT_PASSIVE = 0x40,
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WGET_OPT_HEADER = 0x80,
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WGET_OPT_SPIDER = 0x2,
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WGET_OPT_QUIET = 0x4,
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WGET_OPT_OUTNAME = 0x8,
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WGET_OPT_PREFIX = 0x10,
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WGET_OPT_PROXY = 0x20,
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WGET_OPT_USER_AGENT = 0x40,
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WGET_OPT_PASSIVE = 0x80,
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WGET_OPT_HEADER = 0x100,
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};
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#if ENABLE_FEATURE_WGET_LONG_OPTIONS
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static const struct option wget_long_options[] = {
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// name, has_arg, flag, val
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{ "continue", no_argument, NULL, 'c' },
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{ "spider", no_argument, NULL, 's' },
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{ "quiet", no_argument, NULL, 'q' },
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{ "output-document", required_argument, NULL, 'O' },
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{ "directory-prefix", required_argument, NULL, 'P' },
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@ -144,7 +146,7 @@ int wget_main(int argc, char **argv)
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applet_long_options = wget_long_options;
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#endif
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opt_complementary = "-1" USE_FEATURE_WGET_LONG_OPTIONS(":\xfe::");
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opt = getopt32(argc, argv, "cqO:P:Y:U:",
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opt = getopt32(argc, argv, "csqO:P:Y:U:",
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&fname_out, &dir_prefix,
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&proxy_flag, &user_agent
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USE_FEATURE_WGET_LONG_OPTIONS(, &headers_llist)
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@ -437,7 +439,11 @@ int wget_main(int argc, char **argv)
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if (ftpcmd("RETR ", target.path, sfp, buf) > 150)
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bb_error_msg_and_die("bad response to RETR: %s", buf);
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}
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if (opt & WGET_OPT_SPIDER) {
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if (ENABLE_FEATURE_CLEAN_UP)
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fclose(sfp);
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goto done;
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}
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/*
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* Retrieve file
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@ -499,6 +505,7 @@ int wget_main(int argc, char **argv)
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bb_error_msg_and_die("ftp error: %s", buf+4);
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ftpcmd("QUIT", NULL, sfp, buf);
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}
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done:
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exit(EXIT_SUCCESS);
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}
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