/* Local declarations. */
+#ifndef DEFAULT_ARCHIVE_FORMAT
+# define DEFAULT_ARCHIVE_FORMAT GNU_FORMAT
+#endif
+
#ifndef DEFAULT_ARCHIVE
# define DEFAULT_ARCHIVE "tar.out"
#endif
return reply == 'y' || reply == 'Y';
}
}
+
+static struct fmttab {
+ char const *name;
+ enum archive_format fmt;
+} const fmttab[] = {
+ { "v7", V7_FORMAT },
+ { "oldgnu", OLDGNU_FORMAT },
+ { "posix", POSIX_FORMAT },
+#if 0 /* not fully supported yet */
+ { "star", STAR_FORMAT },
+#endif
+ { "gnu", GNU_FORMAT },
+ { NULL, 0 }
+};
+
+static void
+set_archive_format (char const *name)
+{
+ struct fmttab const *p;
+
+ for (p = fmttab; strcmp (p->name, name) != 0; )
+ if (! (++p)->name)
+ 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;
+}
+
+static const char *
+archive_format_string (enum archive_format fmt)
+{
+ struct fmttab const *p;
+
+ for (p = fmttab; p->name; p++)
+ if (p->fmt == fmt)
+ return p->name;
+ return "unknown?";
+}
+
\f
/* Options. */
DELETE_OPTION,
EXCLUDE_OPTION,
FORCE_LOCAL_OPTION,
+ FORMAT_OPTION,
GROUP_OPTION,
IGNORE_CASE_OPTION,
IGNORE_FAILED_READ_OPTION,
VOLNO_FILE_OPTION,
WILDCARDS_OPTION,
WILDCARDS_MATCH_SLASH_OPTION,
-
- /* Some cleanup is being made in GNU tar long options. Using old names is
- allowed for a while, but will also send a warning to stderr. Take old
- names out in 1.14, or in summer 1997, whichever happens last. */
-
- OBSOLETE_ABSOLUTE_NAMES,
- OBSOLETE_BLOCK_COMPRESS,
- OBSOLETE_BLOCKING_FACTOR,
- OBSOLETE_BLOCK_NUMBER,
- OBSOLETE_READ_FULL_RECORDS,
- OBSOLETE_TOUCH,
- OBSOLETE_VERSION_CONTROL
};
/* If nonzero, display usage information and exit. */
static struct option long_options[] =
{
{"absolute-names", no_argument, 0, 'P'},
- {"absolute-paths", no_argument, 0, OBSOLETE_ABSOLUTE_NAMES},
{"after-date", required_argument, 0, 'N'},
{"anchored", no_argument, 0, ANCHORED_OPTION},
{"append", no_argument, 0, 'r'},
{"atime-preserve", no_argument, 0, ATIME_PRESERVE_OPTION},
{"backup", optional_argument, 0, BACKUP_OPTION},
- {"block-compress", no_argument, 0, OBSOLETE_BLOCK_COMPRESS},
{"block-number", no_argument, 0, 'R'},
- {"block-size", required_argument, 0, OBSOLETE_BLOCKING_FACTOR},
{"blocking-factor", required_argument, 0, 'b'},
{"bzip2", no_argument, 0, 'j'},
{"catenate", no_argument, 0, 'A'},
{"checkpoint", no_argument, 0, CHECKPOINT_OPTION},
+ {"check-links", no_argument, &check_links_option, 1},
{"compare", no_argument, 0, 'd'},
{"compress", no_argument, 0, 'Z'},
{"concatenate", no_argument, 0, 'A'},
{"file", required_argument, 0, 'f'},
{"files-from", required_argument, 0, 'T'},
{"force-local", no_argument, 0, FORCE_LOCAL_OPTION},
+ {"format", required_argument, 0, FORMAT_OPTION},
{"get", no_argument, 0, 'x'},
{"group", required_argument, 0, GROUP_OPTION},
{"gunzip", no_argument, 0, 'z'},
{"list", no_argument, 0, 't'},
{"listed-incremental", required_argument, 0, 'g'},
{"mode", required_argument, 0, MODE_OPTION},
- {"modification-time", no_argument, 0, OBSOLETE_TOUCH},
{"multi-volume", no_argument, 0, 'M'},
{"new-volume-script", required_argument, 0, 'F'},
{"newer", required_argument, 0, 'N'},
{"preserve-permissions", no_argument, 0, 'p'},
{"recursion", no_argument, &recursion_option, FNM_LEADING_DIR},
{"recursive-unlink", no_argument, 0, RECURSIVE_UNLINK_OPTION},
- {"read-full-blocks", no_argument, 0, OBSOLETE_READ_FULL_RECORDS},
{"read-full-records", no_argument, 0, 'B'},
/* FIXME: --partial-blocks might be a synonym for --read-full-records? */
- {"record-number", no_argument, 0, OBSOLETE_BLOCK_NUMBER},
{"record-size", required_argument, 0, RECORD_SIZE_OPTION},
{"remove-files", no_argument, 0, REMOVE_FILES_OPTION},
{"rsh-command", required_argument, 0, RSH_COMMAND_OPTION},
{"verbose", no_argument, 0, 'v'},
{"verify", no_argument, 0, 'W'},
{"version", no_argument, &show_version, 1},
- {"version-control", required_argument, 0, OBSOLETE_VERSION_CONTROL},
{"volno-file", required_argument, 0, VOLNO_FILE_OPTION},
{"wildcards", no_argument, 0, WILDCARDS_OPTION},
{"wildcards-match-slash", no_argument, 0, WILDCARDS_MATCH_SLASH_OPTION},
-
+
{0, 0, 0, 0}
};
fputs (_("\
\n\
Archive format selection:\n\
+ --format=FMTNAME create archive of the given format.\n\
+ FMTNAME is one of the following:\n\
+ v7 old V7 tar format\n\
+ oldgnu GNU format as per tar <= 1.12\n\
+ posix POSIX 1003.1-2001 tar format\n\
+ gnu GNU format\n\
+ --old-archive, --portability same as --format=v7\n\
+ --posix same as --format=posix\n\
-V, --label=NAME create archive with volume name NAME\n\
PATTERN at list/extract time, a globbing PATTERN\n\
- -o, --old-archive, --portability write a V7 format archive\n\
- --posix write a POSIX format archive\n\
-j, --bzip2 filter the archive through bzip2\n\
-z, --gzip, --ungzip filter the archive through gzip\n\
-Z, --compress, --uncompress filter the archive through compress\n\
--version print tar program version number, then exit\n\
-v, --verbose verbosely list files processed\n\
--checkpoint print directory names while reading the archive\n\
+ --check-links print a message if not all links are dumped\n\
--totals print total bytes written while creating archive\n\
--index-file=FILE send verbose output to FILE\n\
-R, --block-number show block number within archive with each message\n\
stdout);
fputs (_("\
\n\
+Compatibility options:\n\
+ -o when creating, same as --old-archive\n\
+ when extracting, same as --no-same-owner\n"),
+ stdout);
+
+ fputs (_("\
+\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\
stdout);
printf (_("\
\n\
-GNU tar cannot read nor produce `--posix' archives. If POSIXLY_CORRECT\n\
-is set in the environment, GNU extensions are disallowed with `--posix'.\n\
-Support for POSIX is only partially implemented, don't count on it yet.\n\
ARCHIVE may be FILE, HOST:FILE or USER@HOST:FILE; DATE may be a textual date\n\
or a file name starting with `/' or `.', in which case the file's date is used.\n\
-*This* `tar' defaults to `-f%s -b%d'.\n"),
+*This* `tar' defaults to `--format=%s -f%s -b%d'.\n"),
+ archive_format_string (DEFAULT_ARCHIVE_FORMAT),
DEFAULT_ARCHIVE, DEFAULT_BLOCKING);
printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
}
char const *backup_suffix_string;
char const *version_control_string = 0;
int exclude_options = EXCLUDE_WILDCARDS;
-
+ int o_option = 0;
+
/* Set some default option values. */
subcommand_option = UNKNOWN_SUBCOMMAND;
set_subcommand_option (CAT_SUBCOMMAND);
break;
- case OBSOLETE_BLOCK_COMPRESS:
- WARN ((0, 0, _("Obsolete option, now implied by --blocking-factor")));
- break;
-
- case OBSOLETE_BLOCKING_FACTOR:
- WARN ((0, 0, _("Obsolete option name replaced by --blocking-factor")));
- /* Fall through. */
-
case 'b':
{
uintmax_t u;
}
break;
- case OBSOLETE_READ_FULL_RECORDS:
- WARN ((0, 0,
- _("Obsolete option name replaced by --read-full-records")));
- /* Fall through. */
-
case 'B':
/* Try to reblock input records. For reading 4.2BSD pipes. */
}
break;
- case OBSOLETE_TOUCH:
- WARN ((0, 0, _("Obsolete option name replaced by --touch")));
- /* Fall through. */
-
case 'm':
touch_option = 1;
break;
#endif /* not MSDOS */
case 'o':
- if (archive_format == DEFAULT_FORMAT)
- archive_format = V7_FORMAT;
- else if (archive_format != V7_FORMAT)
- USAGE_ERROR ((0, 0, _("Conflicting archive format options")));
+ o_option = 1;
break;
case 'O':
same_permissions_option = 1;
break;
- case OBSOLETE_ABSOLUTE_NAMES:
- WARN ((0, 0, _("Obsolete option name replaced by --absolute-names")));
- /* Fall through. */
-
case 'P':
absolute_names_option = 1;
break;
set_subcommand_option (APPEND_SUBCOMMAND);
break;
- case OBSOLETE_BLOCK_NUMBER:
- WARN ((0, 0, _("Obsolete option name replaced by --block-number")));
- /* Fall through. */
-
case 'R':
/* Print block numbers for debugging bad tar archives. */
set_use_compress_program_option ("compress");
break;
- case OBSOLETE_VERSION_CONTROL:
- WARN ((0, 0, _("Obsolete option name replaced by --backup")));
- /* Fall through. */
-
case ANCHORED_OPTION:
exclude_options |= EXCLUDE_ANCHORED;
break;
force_local_option = 1;
break;
+ case FORMAT_OPTION:
+ set_archive_format (optarg);
+ break;
+
case INDEX_FILE_OPTION:
index_file_name = optarg;
break;
break;
case POSIX_OPTION:
-#if OLDGNU_COMPATIBILITY
- if (archive_format == DEFAULT_FORMAT)
- archive_format = GNU_FORMAT;
- else if (archive_format != GNU_FORMAT)
- USAGE_ERROR ((0, 0, _("Conflicting archive format options")));
-#else
- if (archive_format == DEFAULT_FORMAT)
- archive_format = POSIX_FORMAT;
- else if (archive_format != POSIX_FORMAT)
- USAGE_ERROR ((0, 0, _("Conflicting archive format options")));
-#endif
+ set_archive_format ("posix");
break;
case PRESERVE_OPTION:
xrealloc (archive_name_array,
sizeof (const char *) * allocated_archive_names);
}
- archive_name_array[archive_names++] = buf;
-
- /* FIXME: How comes this works for many archives when buf is
- not xstrdup'ed? */
+ archive_name_array[archive_names++] = strdup (buf);
}
break;
#endif /* not DEVICE_PREFIX */
}
+ /* Special handling for 'o' option:
+
+ GNU tar used to say "output old format".
+ UNIX98 tar says don't chown files after extracting (we use
+ "--no-same-owner" for this).
+
+ The old GNU tar semantics is retained when used with --create
+ option, otherwise UNIX98 semantics is assumed */
+
+ if (o_option)
+ {
+ if (subcommand_option == CREATE_SUBCOMMAND)
+ {
+ /* GNU Tar <= 1.13 compatibility */
+ set_archive_format ("v7");
+ }
+ else
+ {
+ /* UNIX98 compatibility */
+ same_owner_option = 1;
+ }
+ }
+
/* Handle operands after any "--" argument. */
for (; optind < argc; optind++)
{
/* Derive option values and check option consistency. */
if (archive_format == DEFAULT_FORMAT)
- {
-#if OLDGNU_COMPATIBILITY
- archive_format = OLDGNU_FORMAT;
-#else
- archive_format = GNU_FORMAT;
-#endif
- }
+ archive_format = DEFAULT_ARCHIVE_FORMAT;
if (archive_format == GNU_FORMAT && getenv ("POSIXLY_CORRECT"))
archive_format = POSIX_FORMAT;
break;
}
+ if (check_links_option)
+ check_links ();
+
if (volno_file_option)
closeout_volume_number ();
exit_status = TAREXIT_FAILURE;
exit (exit_status);
}
+
+void
+destroy_stat (struct tar_stat_info *st)
+{
+ free (st->orig_file_name);
+ free (st->file_name);
+ free (st->link_name);
+ free (st->uname);
+ free (st->gname);
+ memset (st, 0, sizeof (*st));
+}
+