+enum
+{
+ ANCHORED_OPTION = CHAR_MAX + 1,
+ ATIME_PRESERVE_OPTION,
+ BACKUP_OPTION,
+ CHECKPOINT_OPTION,
+ DELAY_DIRECTORY_RESTORE_OPTION,
+ DELETE_OPTION,
+ EXCLUDE_CACHES_OPTION,
+ EXCLUDE_OPTION,
+ FORCE_LOCAL_OPTION,
+ GROUP_OPTION,
+ HANG_OPTION,
+ IGNORE_CASE_OPTION,
+ IGNORE_COMMAND_ERROR_OPTION,
+ IGNORE_FAILED_READ_OPTION,
+ INDEX_FILE_OPTION,
+ KEEP_NEWER_FILES_OPTION,
+ MODE_OPTION,
+ MTIME_OPTION,
+ NEWER_MTIME_OPTION,
+ NO_ANCHORED_OPTION,
+ NO_DELAY_DIRECTORY_RESTORE_OPTION,
+ NO_IGNORE_CASE_OPTION,
+ NO_IGNORE_COMMAND_ERROR_OPTION,
+ NO_OVERWRITE_DIR_OPTION,
+ NO_QUOTE_CHARS_OPTION,
+ NO_RECURSION_OPTION,
+ NO_SAME_OWNER_OPTION,
+ NO_SAME_PERMISSIONS_OPTION,
+ NO_UNQUOTE_OPTION,
+ NO_WILDCARDS_MATCH_SLASH_OPTION,
+ NO_WILDCARDS_OPTION,
+ NULL_OPTION,
+ NUMERIC_OWNER_OPTION,
+ OCCURRENCE_OPTION,
+ OLD_ARCHIVE_OPTION,
+ ONE_FILE_SYSTEM_OPTION,
+ OVERWRITE_DIR_OPTION,
+ OVERWRITE_OPTION,
+ OWNER_OPTION,
+ PAX_OPTION,
+ POSIX_OPTION,
+ PRESERVE_OPTION,
+ QUOTE_CHARS_OPTION,
+ QUOTING_STYLE_OPTION,
+ RECORD_SIZE_OPTION,
+ RECURSION_OPTION,
+ RECURSIVE_UNLINK_OPTION,
+ REMOVE_FILES_OPTION,
+ RESTRICT_OPTION,
+ RMT_COMMAND_OPTION,
+ RSH_COMMAND_OPTION,
+ SAME_OWNER_OPTION,
+ SHOW_DEFAULTS_OPTION,
+ SHOW_OMITTED_DIRS_OPTION,
+ SHOW_TRANSFORMED_NAMES_OPTION,
+ SPARSE_VERSION_OPTION,
+ STRIP_COMPONENTS_OPTION,
+ SUFFIX_OPTION,
+ TEST_LABEL_OPTION,
+ TOTALS_OPTION,
+ TO_COMMAND_OPTION,
+ TRANSFORM_OPTION,
+ UNQUOTE_OPTION,
+ USAGE_OPTION,
+ USE_COMPRESS_PROGRAM_OPTION,
+ UTC_OPTION,
+ VERSION_OPTION,
+ VOLNO_FILE_OPTION,
+ WILDCARDS_MATCH_SLASH_OPTION,
+ WILDCARDS_OPTION
+};
+
+const char *argp_program_version = "tar (" PACKAGE_NAME ") " VERSION;
+const char *argp_program_bug_address = "<" PACKAGE_BUGREPORT ">";
+static char const doc[] = N_("\
+GNU `tar' saves many files together into a single tape or disk archive, \
+and can restore individual files from the archive.\n\
+\n\
+Examples:\n\
+ tar -cf archive.tar foo bar # Create archive.tar from files foo and bar.\n\
+ tar -tvf archive.tar # List all files in archive.tar verbosely.\n\
+ tar -xf archive.tar # Extract all files from archive.tar.\n")
+"\v"
+N_("The backup suffix is `~', unless set with --suffix or SIMPLE_BACKUP_SUFFIX.\n\
+The version control may be set with --backup or VERSION_CONTROL, values are:\n\n\
+ none, off never make backups\n\
+ t, numbered make numbered backups\n\
+ nil, existing numbered if numbered backups exist, simple otherwise\n\
+ never, simple always make simple backups\n");
+
+
+/* NOTE:
+
+ Available option letters are DEIJQY and aeqy. Consider the following
+ assignments:
+
+ [For Solaris tar compatibility =/= Is it important at all?]
+ e exit immediately with a nonzero exit status if unexpected errors occur
+ E use extended headers (--format=posix)
+
+ [q alias for --occurrence=1 =/= this would better be used for quiet?]
+ [I same as T =/= will harm star compatibility]
+
+ y per-file gzip compression
+ Y per-block gzip compression */
+
+static struct argp_option options[] = {
+#define GRID 10
+ {NULL, 0, NULL, 0,
+ N_("Main operation mode:"), GRID },
+
+ {"list", 't', 0, 0,
+ N_("list the contents of an archive"), GRID+1 },
+ {"extract", 'x', 0, 0,
+ N_("extract files from an archive"), GRID+1 },
+ {"get", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"create", 'c', 0, 0,
+ N_("create a new archive"), GRID+1 },
+ {"diff", 'd', 0, 0,
+ N_("find differences between archive and file system"), GRID+1 },
+ {"compare", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"append", 'r', 0, 0,
+ N_("append files to the end of an archive"), GRID+1 },
+ {"update", 'u', 0, 0,
+ N_("only append files newer than copy in archive"), GRID+1 },
+ {"catenate", 'A', 0, 0,
+ N_("append tar files to an archive"), GRID+1 },
+ {"concatenate", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"delete", DELETE_OPTION, 0, 0,
+ N_("delete from the archive (not on mag tapes!)"), GRID+1 },
+ {"test-label", TEST_LABEL_OPTION, NULL, 0,
+ N_("test the archive volume label and exit"), GRID+1 },
+#undef GRID
+
+#define GRID 20
+ {NULL, 0, NULL, 0,
+ N_("Operation modifiers:"), GRID },
+
+ {"sparse", 'S', 0, 0,
+ N_("handle sparse files efficiently"), GRID+1 },
+ {"sparse-version", SPARSE_VERSION_OPTION, N_("MAJOR[.MINOR]"), 0,
+ N_("set version of the sparse format to use (implies --sparse)"), GRID+1},
+ {"incremental", 'G', 0, 0,
+ N_("handle old GNU-format incremental backup"), GRID+1 },
+ {"listed-incremental", 'g', N_("FILE"), 0,
+ N_("handle new GNU-format incremental backup"), GRID+1 },
+ {"ignore-failed-read", IGNORE_FAILED_READ_OPTION, 0, 0,
+ N_("do not exit with nonzero on unreadable files"), GRID+1 },
+ {"occurrence", OCCURRENCE_OPTION, N_("NUMBER"), OPTION_ARG_OPTIONAL,
+ N_("process only the NUMBERth occurrence of each file in the archive;"
+ " this option is valid only in conjunction with one of the subcommands"
+ " --delete, --diff, --extract or --list and when a list of files"
+ " is given either on the command line or via the -T option;"
+ " NUMBER defaults to 1"), GRID+1 },
+ {"seek", 'n', NULL, 0,
+ N_("archive is seekable"), GRID+1 },
+#undef GRID
+
+#define GRID 30
+ {NULL, 0, NULL, 0,
+ N_("Overwrite control:"), GRID },
+
+ {"verify", 'W', 0, 0,
+ N_("attempt to verify the archive after writing it"), GRID+1 },
+ {"remove-files", REMOVE_FILES_OPTION, 0, 0,
+ N_("remove files after adding them to the archive"), GRID+1 },
+ {"keep-old-files", 'k', 0, 0,
+ N_("don't replace existing files when extracting"), GRID+1 },
+ {"keep-newer-files", KEEP_NEWER_FILES_OPTION, 0, 0,
+ N_("don't replace existing files that are newer than their archive copies"), GRID+1 },
+ {"overwrite", OVERWRITE_OPTION, 0, 0,
+ N_("overwrite existing files when extracting"), GRID+1 },
+ {"unlink-first", 'U', 0, 0,
+ N_("remove each file prior to extracting over it"), GRID+1 },
+ {"recursive-unlink", RECURSIVE_UNLINK_OPTION, 0, 0,
+ N_("empty hierarchies prior to extracting directory"), GRID+1 },
+ {"no-overwrite-dir", NO_OVERWRITE_DIR_OPTION, 0, 0,
+ N_("preserve metadata of existing directories"), GRID+1 },
+ {"overwrite-dir", OVERWRITE_DIR_OPTION, 0, 0,
+ N_("overwrite metadata of existing directories when extracting (default)"),
+ GRID+1 },
+#undef GRID
+
+#define GRID 40
+ {NULL, 0, NULL, 0,
+ N_("Select output stream:"), GRID },
+
+ {"to-stdout", 'O', 0, 0,
+ N_("extract files to standard output"), GRID+1 },
+ {"to-command", TO_COMMAND_OPTION, N_("COMMAND"), 0,
+ N_("pipe extracted files to another program"), GRID+1 },
+ {"ignore-command-error", IGNORE_COMMAND_ERROR_OPTION, 0, 0,
+ N_("ignore exit codes of children"), GRID+1 },
+ {"no-ignore-command-error", NO_IGNORE_COMMAND_ERROR_OPTION, 0, 0,
+ N_("treat non-zero exit codes of children as error"), GRID+1 },
+#undef GRID
+
+#define GRID 50
+ {NULL, 0, NULL, 0,
+ N_("Handling of file attributes:"), GRID },
+
+ {"owner", OWNER_OPTION, N_("NAME"), 0,
+ N_("force NAME as owner for added files"), GRID+1 },
+ {"group", GROUP_OPTION, N_("NAME"), 0,
+ N_("force NAME as group for added files"), GRID+1 },
+ {"mtime", MTIME_OPTION, N_("DATE-OR-FILE"), 0,
+ N_("set mtime for added files from DATE-OR-FILE"), GRID+1 },
+ {"mode", MODE_OPTION, N_("CHANGES"), 0,
+ N_("force (symbolic) mode CHANGES for added files"), GRID+1 },
+ {"atime-preserve", ATIME_PRESERVE_OPTION,
+ N_("METHOD"), OPTION_ARG_OPTIONAL,
+ N_("preserve access times on dumped files, either by restoring the times"
+ " after reading (METHOD='replace'; default) or by not setting the times"
+ " in the first place (METHOD='system')"), GRID+1 },
+ {"touch", 'm', 0, 0,
+ N_("don't extract file modified time"), GRID+1 },
+ {"same-owner", SAME_OWNER_OPTION, 0, 0,
+ N_("try extracting files with the same ownership"), GRID+1 },
+ {"no-same-owner", NO_SAME_OWNER_OPTION, 0, 0,
+ N_("extract files as yourself"), GRID+1 },
+ {"numeric-owner", NUMERIC_OWNER_OPTION, 0, 0,
+ N_("always use numbers for user/group names"), GRID+1 },
+ {"preserve-permissions", 'p', 0, 0,
+ N_("extract information about file permissions (default for superuser)"),
+ GRID+1 },
+ {"same-permissions", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"no-same-permissions", NO_SAME_PERMISSIONS_OPTION, 0, 0,
+ N_("apply the user's umask when extracting permissions from the archive (default for ordinary users)"), GRID+1 },
+ {"preserve-order", 's', 0, 0,
+ N_("sort names to extract to match archive"), GRID+1 },
+ {"same-order", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"preserve", PRESERVE_OPTION, 0, 0,
+ N_("same as both -p and -s"), GRID+1 },
+ {"delay-directory-restore", DELAY_DIRECTORY_RESTORE_OPTION, 0, 0,
+ N_("delay setting modification times and permissions of extracted"
+ " directories until the end of extraction"), GRID+1 },
+ {"no-delay-directory-restore", NO_DELAY_DIRECTORY_RESTORE_OPTION, 0, 0,
+ N_("cancel the effect of --delay-directory-restore option"), GRID+1 },
+#undef GRID
+
+#define GRID 60
+ {NULL, 0, NULL, 0,
+ N_("Device selection and switching:"), GRID },
+
+ {"file", 'f', N_("ARCHIVE"), 0,
+ N_("use archive file or device ARCHIVE"), GRID+1 },
+ {"force-local", FORCE_LOCAL_OPTION, 0, 0,
+ N_("archive file is local even if it has a colon"), GRID+1 },
+ {"rmt-command", RMT_COMMAND_OPTION, N_("COMMAND"), 0,
+ N_("use given rmt COMMAND instead of rmt"), GRID+1 },
+ {"rsh-command", RSH_COMMAND_OPTION, N_("COMMAND"), 0,
+ N_("use remote COMMAND instead of rsh"), GRID+1 },
+#ifdef DEVICE_PREFIX
+ {"-[0-7][lmh]", 0, NULL, OPTION_DOC, /* It is OK, since `name' will never be
+ translated */
+ N_("specify drive and density"), GRID+1 },
+#endif
+ {NULL, '0', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '1', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '2', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '3', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '4', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '5', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '6', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '7', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '8', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+ {NULL, '9', NULL, OPTION_HIDDEN, NULL, GRID+1 },
+
+ {"multi-volume", 'M', 0, 0,
+ N_("create/list/extract multi-volume archive"), GRID+1 },
+ {"tape-length", 'L', N_("NUMBER"), 0,
+ N_("change tape after writing NUMBER x 1024 bytes"), GRID+1 },
+ {"info-script", 'F', N_("NAME"), 0,
+ N_("run script at end of each tape (implies -M)"), GRID+1 },
+ {"new-volume-script", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"volno-file", VOLNO_FILE_OPTION, N_("FILE"), 0,
+ N_("use/update the volume number in FILE"), GRID+1 },
+#undef GRID
+
+#define GRID 70
+ {NULL, 0, NULL, 0,
+ N_("Device blocking:"), GRID },
+
+ {"blocking-factor", 'b', N_("BLOCKS"), 0,
+ N_("BLOCKS x 512 bytes per record"), GRID+1 },
+ {"record-size", RECORD_SIZE_OPTION, N_("NUMBER"), 0,
+ N_("NUMBER of bytes per record, multiple of 512"), GRID+1 },
+ {"ignore-zeros", 'i', 0, 0,
+ N_("ignore zeroed blocks in archive (means EOF)"), GRID+1 },
+ {"read-full-records", 'B', 0, 0,
+ N_("reblock as we read (for 4.2BSD pipes)"), GRID+1 },
+#undef GRID
+
+#define GRID 80
+ {NULL, 0, NULL, 0,
+ N_("Archive format selection:"), GRID },
+
+ {"format", 'H', N_("FORMAT"), 0,
+ N_("create archive of the given format"), GRID+1 },
+
+ {NULL, 0, NULL, 0, N_("FORMAT is one of the following:"), GRID+2 },
+ {" v7", 0, NULL, OPTION_DOC|OPTION_NO_TRANS, N_("old V7 tar format"),
+ GRID+3 },
+ {" oldgnu", 0, NULL, OPTION_DOC|OPTION_NO_TRANS,
+ N_("GNU format as per tar <= 1.12"), GRID+3 },
+ {" gnu", 0, NULL, OPTION_DOC|OPTION_NO_TRANS,
+ N_("GNU tar 1.13.x format"), GRID+3 },
+ {" ustar", 0, NULL, OPTION_DOC|OPTION_NO_TRANS,
+ N_("POSIX 1003.1-1988 (ustar) format"), GRID+3 },
+ {" pax", 0, NULL, OPTION_DOC|OPTION_NO_TRANS,
+ N_("POSIX 1003.1-2001 (pax) format"), GRID+3 },
+ {" posix", 0, NULL, OPTION_DOC|OPTION_NO_TRANS, N_("same as pax"), GRID+3 },
+
+ {"old-archive", OLD_ARCHIVE_OPTION, 0, 0, /* FIXME */
+ N_("same as --format=v7"), GRID+8 },
+ {"portability", 0, 0, OPTION_ALIAS, NULL, GRID+8 },
+ {"posix", POSIX_OPTION, 0, 0,
+ N_("same as --format=posix"), GRID+8 },
+ {"pax-option", PAX_OPTION, N_("keyword[[:]=value][,keyword[[:]=value]]..."), 0,
+ N_("control pax keywords"), GRID+8 },
+ {"label", 'V', N_("TEXT"), 0,
+ N_("create archive with volume name TEXT; at list/extract time, use TEXT as a globbing pattern for volume name"), GRID+8 },
+ {"bzip2", 'j', 0, 0,
+ N_("filter the archive through bzip2"), GRID+8 },
+ {"gzip", 'z', 0, 0,
+ N_("filter the archive through gzip"), GRID+8 },
+ {"gunzip", 0, 0, OPTION_ALIAS, NULL, GRID+8 },
+ {"ungzip", 0, 0, OPTION_ALIAS, NULL, GRID+8 },
+ {"compress", 'Z', 0, 0,
+ N_("filter the archive through compress"), GRID+8 },
+ {"uncompress", 0, 0, OPTION_ALIAS, NULL, GRID+8 },
+ {"use-compress-program", USE_COMPRESS_PROGRAM_OPTION, N_("PROG"), 0,
+ N_("filter through PROG (must accept -d)"), GRID+8 },
+#undef GRID
+
+#define GRID 90
+ {NULL, 0, NULL, 0,
+ N_("Local file selection:"), GRID },
+
+ {"add-file", ARGP_KEY_ARG, N_("FILE"), 0,
+ N_("add given FILE to the archive (useful if its name starts with a dash)"), GRID+1 },
+ {"directory", 'C', N_("DIR"), 0,
+ N_("change to directory DIR"), GRID+1 },
+ {"files-from", 'T', N_("FILE"), 0,
+ N_("get names to extract or create from FILE"), GRID+1 },
+ {"null", NULL_OPTION, 0, 0,
+ N_("-T reads null-terminated names, disable -C"), GRID+1 },
+ {"unquote", UNQUOTE_OPTION, 0, 0,
+ N_("unquote filenames read with -T (default)"), GRID+1 },
+ {"no-unquote", NO_UNQUOTE_OPTION, 0, 0,
+ N_("do not unquote filenames read with -T"), GRID+1 },
+ {"exclude", EXCLUDE_OPTION, N_("PATTERN"), 0,
+ N_("exclude files, given as a PATTERN"), GRID+1 },
+ {"exclude-from", 'X', N_("FILE"), 0,
+ N_("exclude patterns listed in FILE"), GRID+1 },
+ {"exclude-caches", EXCLUDE_CACHES_OPTION, 0, 0,
+ N_("exclude directories containing a cache tag"), GRID+1 },
+ {"no-recursion", NO_RECURSION_OPTION, 0, 0,
+ N_("avoid descending automatically in directories"), GRID+1 },
+ {"one-file-system", ONE_FILE_SYSTEM_OPTION, 0, 0,
+ N_("stay in local file system when creating archive"), GRID+1 },
+ {"recursion", RECURSION_OPTION, 0, 0,
+ N_("recurse into directories (default)"), GRID+1 },
+ {"absolute-names", 'P', 0, 0,
+ N_("don't strip leading `/'s from file names"), GRID+1 },
+ {"dereference", 'h', 0, 0,
+ N_("follow symlinks; archive and dump the files they point to"), GRID+1 },
+ {"starting-file", 'K', N_("MEMBER-NAME"), 0,
+ N_("begin at member MEMBER-NAME in the archive"), GRID+1 },
+ {"newer", 'N', N_("DATE-OR-FILE"), 0,
+ N_("only store files newer than DATE-OR-FILE"), GRID+1 },
+ {"after-date", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"newer-mtime", NEWER_MTIME_OPTION, N_("DATE"), 0,
+ N_("compare date and time when data changed only"), GRID+1 },
+ {"backup", BACKUP_OPTION, N_("CONTROL"), OPTION_ARG_OPTIONAL,
+ N_("backup before removal, choose version CONTROL"), GRID+1 },
+ {"suffix", SUFFIX_OPTION, N_("STRING"), 0,
+ N_("backup before removal, override usual suffix ('~' unless overridden by environment variable SIMPLE_BACKUP_SUFFIX)"), GRID+1 },
+#undef GRID
+
+#define GRID 92
+ {NULL, 0, NULL, 0,
+ N_("File name transformations:"), GRID },
+ {"strip-components", STRIP_COMPONENTS_OPTION, N_("NUMBER"), 0,
+ N_("strip NUMBER leading components from file names on extraction"),
+ GRID+1 },
+ {"transform", TRANSFORM_OPTION, N_("EXPRESSION"), 0,
+ N_("use sed replace EXPRESSION to transform file names"), GRID+1 },
+#undef GRID
+
+#define GRID 95
+ {NULL, 0, NULL, 0,
+ N_("File name matching options (affect both exclude and include patterns):"),
+ GRID },
+ {"ignore-case", IGNORE_CASE_OPTION, 0, 0,
+ N_("ignore case"), GRID+1 },
+ {"anchored", ANCHORED_OPTION, 0, 0,
+ N_("patterns match file name start"), GRID+1 },
+ {"no-anchored", NO_ANCHORED_OPTION, 0, 0,
+ N_("patterns match after any `/' (default for exclusion)"), GRID+1 },
+ {"no-ignore-case", NO_IGNORE_CASE_OPTION, 0, 0,
+ N_("case sensitive matching (default)"), GRID+1 },
+ {"wildcards", WILDCARDS_OPTION, 0, 0,
+ N_("use wildcards (default for exclusion)"), GRID+1 },
+ {"no-wildcards", NO_WILDCARDS_OPTION, 0, 0,
+ N_("verbatim string matching"), GRID+1 },
+ {"no-wildcards-match-slash", NO_WILDCARDS_MATCH_SLASH_OPTION, 0, 0,
+ N_("wildcards do not match `/'"), GRID+1 },
+ {"wildcards-match-slash", WILDCARDS_MATCH_SLASH_OPTION, 0, 0,
+ N_("wildcards match `/' (default for exclusion)"), GRID+1 },
+#undef GRID
+
+#define GRID 100
+ {NULL, 0, NULL, 0,
+ N_("Informative output:"), GRID },
+
+ {"verbose", 'v', 0, 0,
+ N_("verbosely list files processed"), GRID+1 },
+ {"checkpoint", CHECKPOINT_OPTION, N_("[.]NUMBER"), OPTION_ARG_OPTIONAL,
+ N_("display progress messages every NUMBERth record (default 10)"),
+ GRID+1 },
+ {"check-links", 'l', 0, 0,
+ N_("print a message if not all links are dumped"), GRID+1 },
+ {"totals", TOTALS_OPTION, N_("SIGNAL"), OPTION_ARG_OPTIONAL,
+ N_("print total bytes after processing the archive; "
+ "with an argument - print total bytes when this SIGNAL is delivered; "
+ "Allowed signals are: SIGHUP, SIGQUIT, SIGINT, SIGUSR1 and SIGUSR2; "
+ "the names without SIG prefix are also accepted"), GRID+1 },
+ {"utc", UTC_OPTION, 0, 0,
+ N_("print file modification dates in UTC"), GRID+1 },
+ {"index-file", INDEX_FILE_OPTION, N_("FILE"), 0,
+ N_("send verbose output to FILE"), GRID+1 },
+ {"block-number", 'R', 0, 0,
+ N_("show block number within archive with each message"), GRID+1 },
+ {"interactive", 'w', 0, 0,
+ N_("ask for confirmation for every action"), GRID+1 },
+ {"confirmation", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"show-defaults", SHOW_DEFAULTS_OPTION, 0, 0,
+ N_("show tar defaults"), GRID+1 },
+ {"show-omitted-dirs", SHOW_OMITTED_DIRS_OPTION, 0, 0,
+ N_("when listing or extracting, list each directory that does not match search criteria"), GRID+1 },
+ {"show-transformed-names", SHOW_TRANSFORMED_NAMES_OPTION, 0, 0,
+ N_("show file or archive names after transformation"),
+ GRID+1 },
+ {"show-stored-names", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"quoting-style", QUOTING_STYLE_OPTION, N_("STYLE"), 0,
+ N_("set name quoting style; see below for valid STYLE values"), GRID+1 },
+ {"quote-chars", QUOTE_CHARS_OPTION, N_("STRING"), 0,
+ N_("additionally quote characters from STRING"), GRID+1 },
+ {"no-quote-chars", NO_QUOTE_CHARS_OPTION, N_("STRING"), 0,
+ N_("disable quoting for characters from STRING"), GRID+1 },
+#undef GRID
+
+#define GRID 110
+ {NULL, 0, NULL, 0,
+ N_("Compatibility options:"), GRID },
+
+ {NULL, 'o', 0, 0,
+ N_("when creating, same as --old-archive; when extracting, same as --no-same-owner"), GRID+1 },
+#undef GRID
+
+#define GRID 120
+ {NULL, 0, NULL, 0,
+ N_("Other options:"), GRID },
+
+ {"restrict", RESTRICT_OPTION, 0, 0,
+ N_("disable use of some potentially harmful options"), -1 },
+
+ {"help", '?', 0, 0, N_("give this help list"), -1},
+ {"usage", USAGE_OPTION, 0, 0, N_("give a short usage message"), -1},
+ {"version", VERSION_OPTION, 0, 0, N_("print program version"), -1},
+ /* FIXME -V (--label) conflicts with the default short option for
+ --version */
+ {"HANG", HANG_OPTION, "SECS", OPTION_ARG_OPTIONAL | OPTION_HIDDEN,
+ N_("hang for SECS seconds (default 3600)"), 0},
+#undef GRID
+
+ {0, 0, 0, 0, 0, 0}
+};
+
+static char const *const atime_preserve_args[] =
+{
+ "replace", "system", NULL
+};
+
+static enum atime_preserve const atime_preserve_types[] =
+{
+ replace_atime_preserve, system_atime_preserve
+};
+
+/* Make sure atime_preserve_types has as much entries as atime_preserve_args
+ (minus 1 for NULL guard) */
+ARGMATCH_VERIFY (atime_preserve_args, atime_preserve_types);
+
+/* Wildcard matching settings */
+enum wildcards
+ {
+ default_wildcards, /* For exclusion == enable_wildcards,
+ for inclusion == disable_wildcards */
+ disable_wildcards,
+ enable_wildcards
+ };
+
+struct tar_args /* Variables used during option parsing */
+{
+ struct textual_date *textual_date; /* Keeps the arguments to --newer-mtime
+ and/or --date option if they are
+ textual dates */
+ enum wildcards wildcards; /* Wildcard settings (--wildcards/
+ --no-wildcards) */
+ int matching_flags; /* exclude_fnmatch options */
+ int include_anchored; /* Pattern anchoring options used for
+ file inclusion */
+ bool o_option; /* True if -o option was given */
+ bool pax_option; /* True if --pax-option was given */
+ char const *backup_suffix_string; /* --suffix option argument */
+ char const *version_control_string; /* --backup option argument */
+ bool input_files; /* True if some input files where given */
+};
+
+#define MAKE_EXCL_OPTIONS(args) \
+ ((((args)->wildcards != disable_wildcards) ? EXCLUDE_WILDCARDS : 0) \
+ | (args)->matching_flags \
+ | recursion_option)
+
+#define MAKE_INCL_OPTIONS(args) \
+ ((((args)->wildcards == enable_wildcards) ? EXCLUDE_WILDCARDS : 0) \
+ | (args)->include_anchored \
+ | (args)->matching_flags \
+ | recursion_option)
+
+#ifdef REMOTE_SHELL
+# define DECL_SHOW_DEFAULT_SETTINGS(stream, printer) \
+{ \
+ printer (stream, \
+ "--format=%s -f%s -b%d --quoting-style=%s --rmt-command=%s", \
+ archive_format_string (DEFAULT_ARCHIVE_FORMAT), \
+ DEFAULT_ARCHIVE, DEFAULT_BLOCKING, \
+ quoting_style_args[DEFAULT_QUOTING_STYLE], \
+ DEFAULT_RMT_COMMAND); \
+ printer (stream, " --rsh-command=%s", REMOTE_SHELL); \
+ printer (stream, "\n"); \
+}
+#else
+# define DECL_SHOW_DEFAULT_SETTINGS(stream, printer) \
+{ \
+ printer (stream, \
+ "--format=%s -f%s -b%d --quoting-style=%s --rmt-command=%s", \
+ archive_format_string (DEFAULT_ARCHIVE_FORMAT), \
+ DEFAULT_ARCHIVE, DEFAULT_BLOCKING, \
+ quoting_style_args[DEFAULT_QUOTING_STYLE], \
+ DEFAULT_RMT_COMMAND); \
+ printer (stream, "\n"); \
+}
+#endif
+
+static void
+show_default_settings (FILE *fp)
+ DECL_SHOW_DEFAULT_SETTINGS(fp, fprintf)
+
+static void
+show_default_settings_fs (argp_fmtstream_t fs)
+ DECL_SHOW_DEFAULT_SETTINGS(fs, argp_fmtstream_printf)
+
+static void
+set_subcommand_option (enum subcommand subcommand)
+{
+ if (subcommand_option != UNKNOWN_SUBCOMMAND
+ && subcommand_option != subcommand)
+ USAGE_ERROR ((0, 0,
+ _("You may not specify more than one `-Acdtrux' option")));
+
+ subcommand_option = subcommand;
+}
+
+static void
+set_use_compress_program_option (const char *string)
+{
+ if (use_compress_program_option
+ && strcmp (use_compress_program_option, string) != 0)
+ USAGE_ERROR ((0, 0, _("Conflicting compression options")));
+
+ use_compress_program_option = string;
+}
+\f
+static RETSIGTYPE
+sigstat (int signo)
+{
+ compute_duration ();
+ print_total_stats ();
+#ifndef HAVE_SIGACTION
+ signal (signo, sigstat);
+#endif
+}
+
+static void
+stat_on_signal (int signo)
+{
+#ifdef HAVE_SIGACTION
+ struct sigaction act;
+ act.sa_handler = sigstat;
+ sigemptyset (&act.sa_mask);
+ act.sa_flags = 0;
+ sigaction (signo, &act, NULL);
+#else
+ signal (signo, sigstat);
+#endif
+}
+
+void
+set_stat_signal (const char *name)
+{
+ static struct sigtab
+ {
+ char *name;
+ int signo;
+ } sigtab[] = {
+ { "SIGUSR1", SIGUSR1 },
+ { "USR1", SIGUSR1 },
+ { "SIGUSR2", SIGUSR2 },
+ { "USR2", SIGUSR2 },
+ { "SIGHUP", SIGHUP },
+ { "HUP", SIGHUP },
+ { "SIGINT", SIGINT },
+ { "INT", SIGINT },
+ { "SIGQUIT", SIGQUIT },
+ { "QUIT", SIGQUIT }
+ };
+ struct sigtab *p;
+
+ for (p = sigtab; p < sigtab + sizeof (sigtab) / sizeof (sigtab[0]); p++)
+ if (strcmp (p->name, name) == 0)
+ {
+ stat_on_signal (p->signo);
+ return;
+ }
+ FATAL_ERROR ((0, 0, _("Unknown signal name: %s"), name));
+}