# define DEFAULT_BLOCKING 20
#endif
-static void usage (int) __attribute__ ((noreturn));
+void usage (int) __attribute__ ((noreturn));
\f
/* Miscellaneous. */
USAGE_ERROR ((0, 0, _("%s: Invalid archive format"),
quotearg_colon (name)));
- if (archive_format != DEFAULT_FORMAT && archive_format != p->fmt)
- USAGE_ERROR ((0, 0, _("Conflicting archive format options")));
-
archive_format = p->fmt;
}
OCCURRENCE_OPTION,
OVERWRITE_OPTION,
OWNER_OPTION,
+ PAX_OPTION,
POSIX_OPTION,
PRESERVE_OPTION,
RECORD_SIZE_OPTION,
RECURSIVE_UNLINK_OPTION,
REMOVE_FILES_OPTION,
RSH_COMMAND_OPTION,
+ SHOW_DEFAULTS_OPTION,
SHOW_OMITTED_DIRS_OPTION,
STRIP_PATH_OPTION,
SUFFIX_OPTION,
{"one-file-system", no_argument, 0, 'l'},
{"overwrite", no_argument, 0, OVERWRITE_OPTION},
{"owner", required_argument, 0, OWNER_OPTION},
+ {"pax-option", required_argument, 0, PAX_OPTION},
{"portability", no_argument, 0, 'o'},
{"posix", no_argument, 0, POSIX_OPTION},
{"preserve", no_argument, 0, PRESERVE_OPTION},
{"same-order", no_argument, 0, 's'},
{"same-owner", no_argument, &same_owner_option, 1},
{"same-permissions", no_argument, 0, 'p'},
+ {"show-defaults", no_argument, 0, SHOW_DEFAULTS_OPTION},
{"show-omitted-dirs", no_argument, 0, SHOW_OMITTED_DIRS_OPTION},
{"sparse", no_argument, 0, 'S'},
{"starting-file", required_argument, 0, 'K'},
};
/* Print a usage message and exit with STATUS. */
-static void
+void
usage (int status)
{
if (status != TAREXIT_SUCCESS)
FMTNAME is one of the following:\n\
v7 old V7 tar format\n\
oldgnu GNU format as per tar <= 1.12\n\
+ gnu GNU tar 1.13 format\n\
ustar POSIX 1003.1-1988 (ustar) format\n\
posix POSIX 1003.1-2001 (pax) format\n\
- gnu GNU format\n\
--old-archive, --portability same as --format=v7\n\
--posix same as --format=posix\n\
+ --pax-option keyword[[:]=value][,keyword[[:]=value], ...]\n\
+ control pax keywords\n\
-V, --label=NAME create archive with volume name NAME\n\
PATTERN at list/extract time, a globbing PATTERN\n\
-j, --bzip2 filter the archive through bzip2\n\
char const *version_control_string = 0;
int exclude_options = EXCLUDE_WILDCARDS;
bool o_option = 0;
-
+ int pax_option = 0;
+
/* Set some default option values. */
subcommand_option = UNKNOWN_SUBCOMMAND;
}
break;
+ case PAX_OPTION:
+ pax_option++;
+ xheader_set_option (optarg);
+ break;
+
case POSIX_OPTION:
set_archive_format ("posix");
break;
rsh_command_option = optarg;
break;
+ case SHOW_DEFAULTS_OPTION:
+ printf ("--format=%s -f%s -b%d\n",
+ archive_format_string (DEFAULT_ARCHIVE_FORMAT),
+ DEFAULT_ARCHIVE, DEFAULT_BLOCKING);
+ exit(0);
+
case STRIP_PATH_OPTION:
{
uintmax_t u;
/* Derive option values and check option consistency. */
if (archive_format == DEFAULT_FORMAT)
- archive_format = DEFAULT_ARCHIVE_FORMAT;
-
- if (archive_format == GNU_FORMAT && getenv ("POSIXLY_CORRECT"))
- archive_format = POSIX_FORMAT; /*FIXME?*/
-
+ {
+ if (pax_option)
+ archive_format = POSIX_FORMAT;
+ else
+ archive_format = DEFAULT_ARCHIVE_FORMAT;
+ }
+
if (volume_label_option && subcommand_option == CREATE_SUBCOMMAND)
assert_format (FORMAT_MASK (OLDGNU_FORMAT)
| FORMAT_MASK (GNU_FORMAT));
- if (incremental_option
- || multi_volume_option
- || sparse_option)
+ if (incremental_option || multi_volume_option)
+ assert_format (FORMAT_MASK (OLDGNU_FORMAT) | FORMAT_MASK (GNU_FORMAT));
+
+ if (sparse_option)
assert_format (FORMAT_MASK (OLDGNU_FORMAT)
| FORMAT_MASK (GNU_FORMAT)
| FORMAT_MASK (POSIX_FORMAT));
{
if (!input_files && !files_from_option)
USAGE_ERROR ((0, 0,
- _("--occurrence is meaningless without file list")));
+ _("--occurrence is meaningless without a file list")));
if (subcommand_option != DELETE_SUBCOMMAND
&& subcommand_option != DIFF_SUBCOMMAND
&& subcommand_option != EXTRACT_SUBCOMMAND
USAGE_ERROR ((0, 0,
_("--occurrence cannot be used in the requested operation mode")));
}
-
+
if (archive_names == 0)
{
/* If no archive file name given, try TAPE from the environment, or
if (archive_names > 1 && !multi_volume_option)
USAGE_ERROR ((0, 0,
- _("Multiple archive files requires `-M' option")));
+ _("Multiple archive files require `-M' option")));
if (listed_incremental_option
&& newer_mtime_option != TYPE_MINIMUM (time_t))
(unsigned long) volume_label_max_len));
}
+ if (verify_option)
+ {
+ if (multi_volume_option)
+ USAGE_ERROR ((0, 0, _("Cannot verify multi-volume archives")));
+ if (use_compress_program_option)
+ USAGE_ERROR ((0, 0, _("Cannot verify compressed archives")));
+ }
+
+ if (use_compress_program_option)
+ {
+ if (multi_volume_option)
+ USAGE_ERROR ((0, 0, _("Cannot use multi-volume compressed archives")));
+ if (subcommand_option == UPDATE_SUBCOMMAND)
+ USAGE_ERROR ((0, 0, _("Cannot update compressed archives")));
+ }
+
+ /* It is no harm to use --pax-option on non-pax archives in archive
+ reading mode. It may even be useful, since it allows to override
+ file attributes from tar headers. Therefore I allow such usage.
+ --gray */
+ if (pax_option
+ && archive_format != POSIX_FORMAT
+ && (subcommand_option != EXTRACT_SUBCOMMAND
+ || subcommand_option != DIFF_SUBCOMMAND
+ || subcommand_option != LIST_SUBCOMMAND))
+ USAGE_ERROR ((0, 0, _("--pax-option can be used only on POSIX archives")));
+
/* If ready to unlink hierarchies, so we are for simpler files. */
if (recursive_unlink_option)
old_files_option = UNLINK_FIRST_OLD_FILES;