X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2Ftar.c;h=716c361290b37fb112580a99908c061cda54e3a3;hb=5a9174376b2e5f16caac14a6de3dc3c21c5f8b68;hp=fc7cea5dcc041518bde153d830c8f4d8323cd03c;hpb=db783659b0cc4bf162bec41685be23f72f25f721;p=chaz%2Ftar diff --git a/src/tar.c b/src/tar.c index fc7cea5..716c361 100644 --- a/src/tar.c +++ b/src/tar.c @@ -44,6 +44,10 @@ /* Local declarations. */ +#ifndef DEFAULT_ARCHIVE_FORMAT +# define DEFAULT_ARCHIVE_FORMAT GNU_FORMAT +#endif + #ifndef DEFAULT_ARCHIVE # define DEFAULT_ARCHIVE "tar.out" #endif @@ -52,7 +56,7 @@ # define DEFAULT_BLOCKING 20 #endif -static void usage (int) __attribute__ ((noreturn)); +void usage (int) __attribute__ ((noreturn)); /* Miscellaneous. */ @@ -112,6 +116,57 @@ confirm (const char *message_action, const char *message_name) return reply == 'y' || reply == 'Y'; } } + +static struct fmttab { + char const *name; + enum archive_format fmt; +} const fmttab[] = { + { "v7", V7_FORMAT }, + { "oldgnu", OLDGNU_FORMAT }, + { "ustar", USTAR_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))); + + 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?"; +} + +#define FORMAT_MASK(n) (1<<(n)) + +static void +assert_format(unsigned fmt_mask) +{ + if ((FORMAT_MASK(archive_format) & fmt_mask) == 0) + USAGE_ERROR ((0, 0, + _("GNU features wanted on incompatible archive format"))); +} + + /* Options. */ @@ -131,10 +186,12 @@ enum DELETE_OPTION, EXCLUDE_OPTION, FORCE_LOCAL_OPTION, + FORMAT_OPTION, GROUP_OPTION, IGNORE_CASE_OPTION, IGNORE_FAILED_READ_OPTION, INDEX_FILE_OPTION, + KEEP_NEWER_FILES_OPTION, MODE_OPTION, NEWER_MTIME_OPTION, NO_ANCHORED_OPTION, @@ -144,21 +201,26 @@ enum NO_WILDCARDS_MATCH_SLASH_OPTION, NULL_OPTION, NUMERIC_OWNER_OPTION, + 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, TOTALS_OPTION, USE_COMPRESS_PROGRAM_OPTION, + UTC_OPTION, VOLNO_FILE_OPTION, WILDCARDS_OPTION, - WILDCARDS_MATCH_SLASH_OPTION, + WILDCARDS_MATCH_SLASH_OPTION }; /* If nonzero, display usage information and exit. */ @@ -197,6 +259,7 @@ static struct option long_options[] = {"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'}, @@ -210,6 +273,7 @@ static struct option long_options[] = {"index-file", required_argument, 0, INDEX_FILE_OPTION}, {"info-script", required_argument, 0, 'F'}, {"interactive", no_argument, 0, 'w'}, + {"keep-newer-files", no_argument, 0, KEEP_NEWER_FILES_OPTION}, {"keep-old-files", no_argument, 0, 'k'}, {"label", required_argument, 0, 'V'}, {"list", no_argument, 0, 't'}, @@ -229,10 +293,12 @@ static struct option long_options[] = {"no-same-owner", no_argument, &same_owner_option, -1}, {"no-same-permissions", no_argument, &same_permissions_option, -1}, {"numeric-owner", no_argument, 0, NUMERIC_OWNER_OPTION}, + {"occurrence", optional_argument, 0, OCCURRENCE_OPTION}, {"old-archive", no_argument, 0, 'o'}, {"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}, @@ -248,9 +314,11 @@ static struct option long_options[] = {"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'}, + {"strip-path", required_argument, 0, STRIP_PATH_OPTION }, {"suffix", required_argument, 0, SUFFIX_OPTION}, {"tape-length", required_argument, 0, 'L'}, {"to-stdout", no_argument, 0, 'O'}, @@ -260,6 +328,7 @@ static struct option long_options[] = {"ungzip", no_argument, 0, 'z'}, {"unlink-first", no_argument, 0, 'U'}, {"update", no_argument, 0, 'u'}, + {"utc", no_argument, 0, UTC_OPTION }, {"use-compress-program", required_argument, 0, USE_COMPRESS_PROGRAM_OPTION}, {"verbose", no_argument, 0, 'v'}, {"verify", no_argument, 0, 'W'}, @@ -272,7 +341,7 @@ static struct option long_options[] = }; /* Print a usage message and exit with STATUS. */ -static void +void usage (int status) { if (status != TAREXIT_SUCCESS) @@ -315,6 +384,8 @@ Operation modifiers:\n\ -W, --verify attempt to verify the archive after writing it\n\ --remove-files remove files after adding them to the archive\n\ -k, --keep-old-files don't replace existing files when extracting\n\ + --keep-newer-files don't replace existing files that are newer\n\ + than their archive copies\n\ --overwrite overwrite existing files when extracting\n\ --no-overwrite-dir preserve metadata of existing directories\n\ -U, --unlink-first remove each file prior to extracting over it\n\ @@ -324,7 +395,14 @@ Operation modifiers:\n\ -G, --incremental handle old GNU-format incremental backup\n\ -g, --listed-incremental=FILE\n\ handle new GNU-format incremental backup\n\ - --ignore-failed-read do not exit with nonzero on unreadable files\n"), + --ignore-failed-read do not exit with nonzero on unreadable files\n\ + --occurrence[=NUM] process only the NUMth occurrence of each file in\n\ + the archive. This option is valid only in\n\ + conjunction with one of the subcommands --delete,\n\ + --diff, --extract or --list and when a list of\n\ + files is given either on the command line or\n\ + via -T option.\n\ + NUM defaults to 1.\n"), stdout); fputs (_("\ \n\ @@ -368,10 +446,19 @@ Device blocking:\n\ 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\ + gnu GNU tar 1.13 format\n\ + ustar POSIX 1003.1-1988 (ustar) format\n\ + posix POSIX 1003.1-2001 (pax) 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\ - --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\ @@ -397,11 +484,13 @@ Local file selection:\n\ -h, --dereference dump instead the files symlinks point to\n\ --no-recursion avoid descending automatically in directories\n\ -l, --one-file-system stay in local file system when creating archive\n\ - -K, --starting-file=NAME begin at file NAME in the archive\n"), + -K, --starting-file=NAME begin at file NAME in the archive\n\ + --strip-path=NUM strip NUM leading components from file names\n\ + before extraction\n"), stdout); #if !MSDOS fputs (_("\ - -N, --newer=DATE only store files newer than DATE\n\ + -N, --newer=DATE-OR-FILE only store files newer than DATE-OR-FILE\n\ --newer-mtime=DATE compare date and time when data changed only\n\ --after-date=DATE same as -N\n"), stdout); @@ -420,6 +509,7 @@ Informative output:\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\ + --utc print file modification dates in UTC\n\ -R, --block-number show block number within archive with each message\n\ -w, --interactive ask for confirmation for every action\n\ --confirmation same as -w\n"), @@ -442,12 +532,10 @@ The version control may be set with --backup or VERSION_CONTROL, values are:\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); } @@ -498,8 +586,9 @@ decode_options (int argc, char **argv) char const *backup_suffix_string; char const *version_control_string = 0; int exclude_options = EXCLUDE_WILDCARDS; - int o_option = 0; - + bool o_option = 0; + int pax_option = 0; + /* Set some default option values. */ subcommand_option = UNKNOWN_SUBCOMMAND; @@ -619,7 +708,7 @@ decode_options (int argc, char **argv) BSD-derived systems. This is a consequence of the block/record terminology confusion. */ - read_full_records_option = 1; + read_full_records_option = true; break; case 'c': @@ -651,12 +740,12 @@ decode_options (int argc, char **argv) script at the end of each tape. */ info_script_option = optarg; - multi_volume_option = 1; + multi_volume_option = true; break; case 'g': listed_incremental_option = optarg; - after_date_option = 1; + after_date_option = true; /* Fall through. */ case 'G': @@ -664,13 +753,12 @@ decode_options (int argc, char **argv) directories at the beginning of the archive, and include in each directory its contents. */ - incremental_option = 1; + incremental_option = true; break; case 'h': /* Follow symbolic links. */ - - dereference_option = 1; + dereference_option = true; break; case 'i': @@ -678,7 +766,7 @@ decode_options (int argc, char **argv) because Unix tar writes two blocks of zeros, then pads out the record with garbage. */ - ignore_zeros_option = 1; + ignore_zeros_option = true; break; case 'I': @@ -697,7 +785,7 @@ decode_options (int argc, char **argv) break; case 'K': - starting_file_option = 1; + starting_file_option = true; addname (optarg, 0); break; @@ -705,7 +793,7 @@ decode_options (int argc, char **argv) /* When dumping directories, don't dump files/subdirectories that are on other filesystems. */ - one_file_system_option = 1; + one_file_system_option = true; break; case 'L': @@ -715,24 +803,24 @@ decode_options (int argc, char **argv) USAGE_ERROR ((0, 0, "%s: %s", quotearg_colon (optarg), _("Invalid tape length"))); tape_length_option = 1024 * (tarlong) u; - multi_volume_option = 1; + multi_volume_option = true; } break; case 'm': - touch_option = 1; + touch_option = true; break; case 'M': /* Make multivolume archive: when we can't write any more into the archive, re-open it, and continue writing. */ - multi_volume_option = 1; + multi_volume_option = true; break; #if !MSDOS case 'N': - after_date_option = 1; + after_date_option = true; /* Fall through. */ case NEWER_MTIME_OPTION: @@ -765,19 +853,19 @@ decode_options (int argc, char **argv) #endif /* not MSDOS */ case 'o': - o_option = 1; + o_option = true; break; case 'O': - to_stdout_option = 1; + to_stdout_option = true; break; case 'p': - same_permissions_option = 1; + same_permissions_option = true; break; case 'P': - absolute_names_option = 1; + absolute_names_option = true; break; case 'r': @@ -792,17 +880,17 @@ decode_options (int argc, char **argv) BSD-derived systems. This is a consequence of the block/record terminology confusion. */ - block_number_option = 1; + block_number_option = true; break; case 's': /* Names to extr are sorted. */ - same_order_option = 1; + same_order_option = true; break; case 'S': - sparse_option = 1; + sparse_option = true; break; case 't': @@ -822,6 +910,10 @@ decode_options (int argc, char **argv) old_files_option = UNLINK_FIRST_OLD_FILES; break; + case UTC_OPTION: + utc_option = true; + break; + case 'v': verbose_option++; break; @@ -831,11 +923,11 @@ decode_options (int argc, char **argv) break; case 'w': - interactive_option = 1; + interactive_option = true; break; case 'W': - verify_option = 1; + verify_option = true; break; case 'x': @@ -871,15 +963,15 @@ decode_options (int argc, char **argv) break; case ATIME_PRESERVE_OPTION: - atime_preserve_option = 1; + atime_preserve_option = true; break; case CHECKPOINT_OPTION: - checkpoint_option = 1; + checkpoint_option = true; break; case BACKUP_OPTION: - backup_option = 1; + backup_option = true; if (optarg) version_control_string = optarg; break; @@ -893,9 +985,13 @@ decode_options (int argc, char **argv) break; case FORCE_LOCAL_OPTION: - force_local_option = 1; + force_local_option = true; break; + case FORMAT_OPTION: + set_archive_format (optarg); + break; + case INDEX_FILE_OPTION: index_file_name = optarg; break; @@ -905,9 +1001,13 @@ decode_options (int argc, char **argv) break; case IGNORE_FAILED_READ_OPTION: - ignore_failed_read_option = 1; + ignore_failed_read_option = true; break; + case KEEP_NEWER_FILES_OPTION: + old_files_option = KEEP_NEWER_FILES; + break; + case GROUP_OPTION: if (! (strlen (optarg) < GNAME_FIELD_SIZE && gname_to_gid (optarg, &group_option))) @@ -957,9 +1057,23 @@ decode_options (int argc, char **argv) break; case NUMERIC_OWNER_OPTION: - numeric_owner_option = 1; + numeric_owner_option = true; break; + case OCCURRENCE_OPTION: + if (!optarg) + occurrence_option = 1; + else + { + uintmax_t u; + if (xstrtoumax (optarg, 0, 10, &u, "") == LONGINT_OK) + occurrence_option = u; + else + FATAL_ERROR ((0, 0, "%s: %s", quotearg_colon (optarg), + _("Invalid number"))); + } + break; + case OVERWRITE_OPTION: old_files_option = OVERWRITE_OLD_FILES; break; @@ -978,23 +1092,18 @@ decode_options (int argc, char **argv) } break; + case PAX_OPTION: + pax_option++; + xheader_set_option (optarg); + 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: - same_permissions_option = 1; - same_order_option = 1; + same_permissions_option = true; + same_order_option = true; break; case RECORD_SIZE_OPTION: @@ -1013,22 +1122,43 @@ decode_options (int argc, char **argv) break; case RECURSIVE_UNLINK_OPTION: - recursive_unlink_option = 1; + recursive_unlink_option = true; break; case REMOVE_FILES_OPTION: - remove_files_option = 1; + remove_files_option = true; break; case RSH_COMMAND_OPTION: 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; + if (! (xstrtoumax (optarg, 0, 10, &u, "") == LONGINT_OK + && u == (size_t) u)) + USAGE_ERROR ((0, 0, "%s: %s", quotearg_colon (optarg), + _("Invalid number of elements"))); + strip_path_elements = u; + } + break; + case SUFFIX_OPTION: - backup_option = 1; + backup_option = true; backup_suffix_string = optarg; break; + case TOTALS_OPTION: + totals_option = true; + break; + case USE_COMPRESS_PROGRAM_OPTION: set_use_compress_program_option (optarg); break; @@ -1109,10 +1239,7 @@ decode_options (int argc, char **argv) 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; @@ -1138,10 +1265,7 @@ decode_options (int argc, char **argv) if (subcommand_option == CREATE_SUBCOMMAND) { /* GNU Tar <= 1.13 compatibility */ - if (archive_format == DEFAULT_FORMAT) - archive_format = V7_FORMAT; - else if (archive_format != V7_FORMAT) - USAGE_ERROR ((0, 0, _("Conflicting archive format options"))); + set_archive_format ("v7"); } else { @@ -1161,8 +1285,8 @@ decode_options (int argc, char **argv) if (show_version) { - printf ("tar (%s) %s\n", PACKAGE_NAME, PACKAGE_VERSION); - printf (_("Copyright (C) %d Free Software Foundation, Inc.\n"), 2003); + printf ("tar (%s) %s\n%s\n", PACKAGE_NAME, PACKAGE_VERSION, + "Copyright (C) 2003 Free Software Foundation, Inc."); puts (_("\ This program comes with NO WARRANTY, to the extent permitted by law.\n\ You may redistribute it under the terms of the GNU General Public License;\n\ @@ -1180,21 +1304,37 @@ see the file named COPYING for details.")); if (archive_format == DEFAULT_FORMAT) { -#if OLDGNU_COMPATIBILITY - archive_format = OLDGNU_FORMAT; -#else - archive_format = GNU_FORMAT; -#endif + 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) + 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 (occurrence_option) + { + if (!input_files && !files_from_option) + USAGE_ERROR ((0, 0, + _("--occurrence is meaningless without a file list"))); + if (subcommand_option != DELETE_SUBCOMMAND + && subcommand_option != DIFF_SUBCOMMAND + && subcommand_option != EXTRACT_SUBCOMMAND + && subcommand_option != LIST_SUBCOMMAND) + USAGE_ERROR ((0, 0, + _("--occurrence cannot be used in the requested operation mode"))); } - - if (archive_format == GNU_FORMAT && getenv ("POSIXLY_CORRECT")) - archive_format = POSIX_FORMAT; - - if ((volume_label_option - || incremental_option || multi_volume_option || sparse_option) - && archive_format != OLDGNU_FORMAT && archive_format != GNU_FORMAT) - USAGE_ERROR ((0, 0, - _("GNU features wanted on incompatible archive format"))); if (archive_names == 0) { @@ -1211,7 +1351,7 @@ see the file named COPYING for details.")); 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)) @@ -1231,11 +1371,40 @@ see the file named COPYING for details.")); : 0)); if (volume_label_max_len < strlen (volume_label_option)) USAGE_ERROR ((0, 0, - _("%s: Volume label is too long (limit is %lu bytes)"), + ngettext ("%s: Volume label is too long (limit is %lu byte)", + "%s: Volume label is too long (limit is %lu bytes)", + volume_label_max_len), quotearg_colon (volume_label_option), (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; @@ -1293,6 +1462,7 @@ see the file named COPYING for details.")); textual_date_option, treated_as)); } } + /* Tar proper. */ @@ -1398,16 +1568,24 @@ main (int argc, char **argv) error (0, 0, _("Error exit delayed from previous errors")); if (ferror (stderr) || fclose (stderr) != 0) exit_status = TAREXIT_FAILURE; - exit (exit_status); + return exit_status; } void -destroy_stat (struct tar_stat_info *st) +tar_stat_init (struct tar_stat_info *st) +{ + memset (st, 0, sizeof (*st)); +} + +void +tar_stat_destroy (struct tar_stat_info *st) { free (st->orig_file_name); free (st->file_name); free (st->link_name); free (st->uname); free (st->gname); + free (st->sparse_map); memset (st, 0, sizeof (*st)); } +