/* A tar (tape archiver) program.
- Copyright (C) 1988, 92,93,94,95,96,97, 1999 Free Software Foundation, Inc.
+ Copyright 1988, 92,93,94,95,96,97, 1999 Free Software Foundation, Inc.
Written by John Gilmore, starting 1985-08-25.
This program is free software; you can redistribute it and/or modify it
/* The following causes "common.h" to produce definitions of all the global
variables, rather than just "extern" declarations of them. GNU tar does
depend on the system loader to preset all GLOBAL variables to neutral (or
- zero) values, explicit initialisation is usually not done. */
+ zero) values; explicit initialization is usually not done. */
#define GLOBAL
#include "common.h"
`----------------------------------------------*/
/* Name of option using stdin. */
-static const char *stdin_used_by = NULL;
+static const char *stdin_used_by;
void
request_stdin (const char *option)
int
confirm (const char *message_action, const char *message_name)
{
- static FILE *confirm_file = NULL;
+ static FILE *confirm_file;
if (!confirm_file)
{
};
/* If nonzero, display usage information and exit. */
-static int show_help = 0;
+static int show_help;
/* If nonzero, print the version on standard output and exit. */
-static int show_version = 0;
+static int show_version;
struct option long_options[] =
{
- {"absolute-names", no_argument, NULL, 'P'},
- {"absolute-paths", no_argument, NULL, OBSOLETE_ABSOLUTE_NAMES},
- {"after-date", required_argument, NULL, 'N'},
- {"append", no_argument, NULL, 'r'},
+ {"absolute-names", no_argument, 0, 'P'},
+ {"absolute-paths", no_argument, 0, OBSOLETE_ABSOLUTE_NAMES},
+ {"after-date", required_argument, 0, 'N'},
+ {"append", no_argument, 0, 'r'},
{"atime-preserve", no_argument, &atime_preserve_option, 1},
- {"backup", optional_argument, NULL, BACKUP_OPTION},
- {"block-compress", no_argument, NULL, OBSOLETE_BLOCK_COMPRESS},
- {"block-number", no_argument, NULL, 'R'},
- {"block-size", required_argument, NULL, OBSOLETE_BLOCKING_FACTOR},
- {"blocking-factor", required_argument, NULL, 'b'},
- {"catenate", no_argument, NULL, 'A'},
+ {"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, 'I'},
+ {"catenate", no_argument, 0, 'A'},
{"checkpoint", no_argument, &checkpoint_option, 1},
- {"compare", no_argument, NULL, 'd'},
- {"compress", no_argument, NULL, 'Z'},
- {"concatenate", no_argument, NULL, 'A'},
- {"confirmation", no_argument, NULL, 'w'},
+ {"compare", no_argument, 0, 'd'},
+ {"compress", no_argument, 0, 'Z'},
+ {"concatenate", no_argument, 0, 'A'},
+ {"confirmation", no_argument, 0, 'w'},
/* FIXME: --selective as a synonym for --confirmation? */
- {"create", no_argument, NULL, 'c'},
- {"delete", no_argument, NULL, DELETE_OPTION},
- {"dereference", no_argument, NULL, 'h'},
- {"diff", no_argument, NULL, 'd'},
- {"directory", required_argument, NULL, 'C'},
- {"exclude", required_argument, NULL, EXCLUDE_OPTION},
- {"exclude-from", required_argument, NULL, 'X'},
- {"extract", no_argument, NULL, 'x'},
- {"file", required_argument, NULL, 'f'},
- {"files-from", required_argument, NULL, 'T'},
+ {"create", no_argument, 0, 'c'},
+ {"delete", no_argument, 0, DELETE_OPTION},
+ {"dereference", no_argument, 0, 'h'},
+ {"diff", no_argument, 0, 'd'},
+ {"directory", required_argument, 0, 'C'},
+ {"exclude", required_argument, 0, EXCLUDE_OPTION},
+ {"exclude-from", required_argument, 0, 'X'},
+ {"extract", no_argument, 0, 'x'},
+ {"file", required_argument, 0, 'f'},
+ {"files-from", required_argument, 0, 'T'},
{"force-local", no_argument, &force_local_option, 1},
- {"get", no_argument, NULL, 'x'},
- {"group", required_argument, NULL, GROUP_OPTION},
- {"gunzip", no_argument, NULL, 'z'},
- {"gzip", no_argument, NULL, 'z'},
+ {"get", no_argument, 0, 'x'},
+ {"group", required_argument, 0, GROUP_OPTION},
+ {"gunzip", no_argument, 0, 'z'},
+ {"gzip", no_argument, 0, 'z'},
{"help", no_argument, &show_help, 1},
{"ignore-failed-read", no_argument, &ignore_failed_read_option, 1},
- {"ignore-zeros", no_argument, NULL, 'i'},
+ {"ignore-zeros", no_argument, 0, 'i'},
/* FIXME: --ignore-end as a new name for --ignore-zeros? */
- {"incremental", no_argument, NULL, 'G'},
- {"info-script", required_argument, NULL, 'F'},
- {"interactive", no_argument, NULL, 'w'},
- {"keep-old-files", no_argument, NULL, 'k'},
- {"label", required_argument, NULL, 'V'},
- {"list", no_argument, NULL, 't'},
- {"listed-incremental", required_argument, NULL, 'g'},
- {"mode", required_argument, NULL, MODE_OPTION},
- {"modification-time", no_argument, NULL, OBSOLETE_TOUCH},
- {"multi-volume", no_argument, NULL, 'M'},
- {"new-volume-script", required_argument, NULL, 'F'},
- {"newer", required_argument, NULL, 'N'},
- {"newer-mtime", required_argument, NULL, NEWER_MTIME_OPTION},
- {"null", no_argument, NULL, NULL_OPTION},
- {"no-recursion", no_argument, NULL, NO_RECURSE_OPTION},
+ {"incremental", no_argument, 0, 'G'},
+ {"info-script", required_argument, 0, 'F'},
+ {"interactive", no_argument, 0, 'w'},
+ {"keep-old-files", no_argument, 0, 'k'},
+ {"label", required_argument, 0, 'V'},
+ {"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'},
+ {"newer-mtime", required_argument, 0, NEWER_MTIME_OPTION},
+ {"null", no_argument, 0, NULL_OPTION},
+ {"no-recursion", no_argument, 0, NO_RECURSE_OPTION},
{"numeric-owner", no_argument, &numeric_owner_option, 1},
- {"old-archive", no_argument, NULL, 'o'},
- {"one-file-system", no_argument, NULL, 'l'},
- {"owner", required_argument, NULL, OWNER_OPTION},
- {"portability", no_argument, NULL, 'o'},
- {"posix", no_argument, NULL, POSIX_OPTION},
- {"preserve", no_argument, NULL, PRESERVE_OPTION},
- {"preserve-order", no_argument, NULL, 's'},
- {"preserve-permissions", no_argument, NULL, 'p'},
+ {"old-archive", no_argument, 0, 'o'},
+ {"one-file-system", no_argument, 0, 'l'},
+ {"owner", required_argument, 0, OWNER_OPTION},
+ {"portability", no_argument, 0, 'o'},
+ {"posix", no_argument, 0, POSIX_OPTION},
+ {"preserve", no_argument, 0, PRESERVE_OPTION},
+ {"preserve-order", no_argument, 0, 's'},
+ {"preserve-permissions", no_argument, 0, 'p'},
{"recursive-unlink", no_argument, &recursive_unlink_option, 1},
- {"read-full-blocks", no_argument, NULL, OBSOLETE_READ_FULL_RECORDS},
- {"read-full-records", no_argument, NULL, 'B'},
+ {"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, NULL, OBSOLETE_BLOCK_NUMBER},
- {"record-size", required_argument, NULL, RECORD_SIZE_OPTION},
+ {"record-number", no_argument, 0, OBSOLETE_BLOCK_NUMBER},
+ {"record-size", required_argument, 0, RECORD_SIZE_OPTION},
{"remove-files", no_argument, &remove_files_option, 1},
- {"rsh-command", required_argument, NULL, RSH_COMMAND_OPTION},
- {"same-order", no_argument, NULL, 's'},
+ {"rsh-command", required_argument, 0, RSH_COMMAND_OPTION},
+ {"same-order", no_argument, 0, 's'},
{"same-owner", no_argument, &same_owner_option, 1},
- {"same-permissions", no_argument, NULL, 'p'},
+ {"same-permissions", no_argument, 0, 'p'},
{"show-omitted-dirs", no_argument, &show_omitted_dirs_option, 1},
- {"sparse", no_argument, NULL, 'S'},
- {"starting-file", required_argument, NULL, 'K'},
- {"suffix", required_argument, NULL, SUFFIX_OPTION},
- {"tape-length", required_argument, NULL, 'L'},
- {"to-stdout", no_argument, NULL, 'O'},
+ {"sparse", no_argument, 0, 'S'},
+ {"starting-file", required_argument, 0, 'K'},
+ {"suffix", required_argument, 0, SUFFIX_OPTION},
+ {"tape-length", required_argument, 0, 'L'},
+ {"to-stdout", no_argument, 0, 'O'},
{"totals", no_argument, &totals_option, 1},
- {"touch", no_argument, NULL, 'm'},
- {"uncompress", no_argument, NULL, 'Z'},
- {"ungzip", no_argument, NULL, 'z'},
- {"unlink-first", no_argument, NULL, 'U'},
- {"update", no_argument, NULL, 'u'},
- {"use-compress-program", required_argument, NULL, USE_COMPRESS_PROGRAM_OPTION},
- {"verbose", no_argument, NULL, 'v'},
- {"verify", no_argument, NULL, 'W'},
+ {"touch", no_argument, 0, 'm'},
+ {"uncompress", no_argument, 0, 'Z'},
+ {"ungzip", no_argument, 0, 'z'},
+ {"unlink-first", no_argument, 0, 'U'},
+ {"update", no_argument, 0, 'u'},
+ {"use-compress-program", required_argument, 0, USE_COMPRESS_PROGRAM_OPTION},
+ {"verbose", no_argument, 0, 'v'},
+ {"verify", no_argument, 0, 'W'},
{"version", no_argument, &show_version, 1},
- {"version-control", required_argument, NULL, OBSOLETE_VERSION_CONTROL},
- {"volno-file", required_argument, NULL, VOLNO_FILE_OPTION},
+ {"version-control", required_argument, 0, OBSOLETE_VERSION_CONTROL},
+ {"volno-file", required_argument, 0, VOLNO_FILE_OPTION},
{0, 0, 0, 0}
};
-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 conformant archive\n\
+ --posix write a POSIX format archive\n\
+ -I, --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\
--use-compress-program=PROG filter through PROG (must accept -d)\n"),
#endif
fputs (_("\
--backup[=CONTROL] backup before removal, choose version control\n\
- --suffix=SUFFIX backup before removel, override usual suffix\n"),
+ --suffix=SUFFIX backup before removal, override usual suffix\n"),
stdout);
fputs (_("\
\n\
| Parse the options for tar. |
`----------------------------*/
-/* Available option letters are DEHIJQY and aejnqy. Some are reserved:
+/* Available option letters are DEHJQY and aejnqy. Some are reserved:
y per-file gzip compression
Y per-block gzip compression */
#define OPTION_STRING \
- "-01234567ABC:F:GK:L:MN:OPRST:UV:WX:Zb:cdf:g:hiklmoprstuvwxz"
+ "-01234567ABC:F:GIK:L:MN:OPRST:UV:WX:Zb:cdf:g:hiklmoprstuvwxz"
static void
set_subcommand_option (enum subcommand subcommand)
use_compress_program_option = string;
}
+/* Ignore DUMMY (which will always be null in practice), and add
+ PATTERN to the proper set of patterns to be excluded -- either
+ patterns with slashes, or patterns without. */
+static void
+add_filtered_exclude (struct exclude *dummy, char const *pattern)
+{
+ add_exclude ((strchr (pattern, '/')
+ ? excluded_with_slash
+ : excluded_without_slash),
+ pattern);
+}
+
static void
decode_options (int argc, char *const *argv)
{
int optchar; /* option letter */
int input_files; /* number of input files */
const char *backup_suffix_string;
- const char *version_control_string = NULL;
+ const char *version_control_string = 0;
/* Set some default option values. */
archive_format = DEFAULT_FORMAT;
blocking_factor = DEFAULT_BLOCKING;
record_size = DEFAULT_BLOCKING * BLOCKSIZE;
- excluded = new_exclude ();
+ excluded_with_slash = new_exclude ();
+ excluded_without_slash = new_exclude ();
+ newer_mtime_option = TYPE_MINIMUM (time_t);
owner_option = -1;
group_option = -1;
/* Allocate a new argument array, and copy program name in it. */
new_argc = argc - 1 + strlen (argv[1]);
- new_argv = (char **) xmalloc (new_argc * sizeof (char *));
+ new_argv = xmalloc (new_argc * sizeof (char *));
in = argv;
out = new_argv;
*out++ = *in++;
input_files = 0;
- while (optchar = getopt_long (argc, argv, OPTION_STRING, long_options, NULL),
- optchar != EOF)
+ while (optchar = getopt_long (argc, argv, OPTION_STRING, long_options, 0),
+ optchar != -1)
switch (optchar)
{
case '?':
case 1:
/* File name or non-parsed option, because of RETURN_IN_ORDER
- ordering triggerred by the leading dash in OPTION_STRING. */
+ ordering triggered by the leading dash in OPTION_STRING. */
name_add (optarg);
input_files++;
case 'b':
{
- long l;
- if (! (xstrtol (optarg, (char **) 0, 10, &l, "") == LONGINT_OK
- && l == (blocking_factor = l)
+ uintmax_t u;
+ if (! (xstrtoumax (optarg, 0, 10, &u, "") == LONGINT_OK
+ && u == (blocking_factor = u)
&& 0 < blocking_factor
- && l == (record_size = l * (size_t) BLOCKSIZE) / BLOCKSIZE))
+ && u == (record_size = u * BLOCKSIZE) / BLOCKSIZE))
USAGE_ERROR ((0, 0, _("Invalid blocking factor")));
}
break;
if (archive_names == allocated_archive_names)
{
allocated_archive_names *= 2;
- archive_name_array = (const char **)
+ archive_name_array =
xrealloc (archive_name_array,
sizeof (const char *) * allocated_archive_names);
}
case 'g':
listed_incremental_option = optarg;
+ after_date_option = 1;
/* Fall through. */
case 'G':
ignore_zeros_option = 1;
break;
+ case 'I':
+ set_use_compress_program_option ("bzip2");
+ break;
+
case 'k':
/* Don't overwrite existing files. */
case 'K':
starting_file_option = 1;
- addname (optarg);
+ addname (optarg, 0);
break;
case 'l':
case 'L':
{
- unsigned long u;
- if (xstrtoul (optarg, (char **) 0, 10, &u, "") != LONG_MAX)
+ uintmax_t u;
+ if (xstrtoumax (optarg, 0, 10, &u, "") != LONGINT_OK)
USAGE_ERROR ((0, 0, _("Invalid tape length")));
- clear_tarlong (tape_length_option);
- add_to_tarlong (tape_length_option, u);
- mult_tarlong (tape_length_option, 1024);
+ tape_length_option = 1024 * (tarlong) u;
multi_volume_option = 1;
}
break;
/* Fall through. */
case NEWER_MTIME_OPTION:
- if (newer_mtime_option)
+ if (newer_mtime_option != TYPE_MINIMUM (time_t))
USAGE_ERROR ((0, 0, _("More than one threshold date")));
- newer_mtime_option = get_date (optarg, (voidstar) 0);
+ newer_mtime_option = get_date (optarg, 0);
if (newer_mtime_option == (time_t) -1)
USAGE_ERROR ((0, 0, _("Invalid date format `%s'"), optarg));
break;
case 'X':
- if (add_exclude_file (excluded, optarg, '\n') != 0)
+ if (add_exclude_file (add_filtered_exclude, 0, optarg, '\n') != 0)
FATAL_ERROR ((0, errno, "%s", optarg));
break;
break;
case EXCLUDE_OPTION:
- add_exclude (excluded, optarg);
+ add_filtered_exclude (0, optarg);
break;
case GROUP_OPTION:
&& gname_to_gid (optarg, &group_option)))
{
uintmax_t g;
- if (xstrtoumax (optarg, (char **) 0, 10, &g, "") == LONGINT_OK
+ if (xstrtoumax (optarg, 0, 10, &g, "") == LONGINT_OK
&& g == (gid_t) g)
group_option = g;
else
- ERROR ((TAREXIT_FAILURE, 0, _("Invalid group given on option")));
+ FATAL_ERROR ((0, 0, _("Invalid group given on option")));
}
break;
= mode_compile (optarg,
MODE_MASK_EQUALS | MODE_MASK_PLUS | MODE_MASK_MINUS);
if (mode_option == MODE_INVALID)
- ERROR ((TAREXIT_FAILURE, 0, _("Invalid mode given on option")));
+ FATAL_ERROR ((0, 0, _("Invalid mode given on option")));
if (mode_option == MODE_MEMORY_EXHAUSTED)
- ERROR ((TAREXIT_FAILURE, 0, _("Memory exhausted")));
+ FATAL_ERROR ((0, 0, _("Memory exhausted")));
break;
case NO_RECURSE_OPTION:
&& uname_to_uid (optarg, &owner_option)))
{
uintmax_t u;
- if (xstrtoumax (optarg, (char **) 0, 10, &u, "") == LONGINT_OK
+ if (xstrtoumax (optarg, 0, 10, &u, "") == LONGINT_OK
&& u == (uid_t) u)
owner_option = u;
else
- ERROR ((TAREXIT_FAILURE, 0, _("Invalid owner given on option")));
+ FATAL_ERROR ((0, 0, _("Invalid owner given on option")));
}
break;
case RECORD_SIZE_OPTION:
{
uintmax_t u;
- if (! (xstrtoumax (optarg, (char **) 0, 10, &u, "") == LONG_MAX
+ if (! (xstrtoumax (optarg, 0, 10, &u, "") == LONGINT_OK
&& u == (size_t) u))
USAGE_ERROR ((0, 0, _("Invalid record size")));
record_size = u;
static char buf[sizeof DEVICE_PREFIX + 10];
char *cursor;
- density = getopt_long (argc, argv, "lmh", NULL, NULL);
+ density = getopt_long (argc, argv, "lmh", 0, 0);
strcpy (buf, DEVICE_PREFIX);
cursor = buf + strlen (buf);
if (archive_names == allocated_archive_names)
{
allocated_archive_names *= 2;
- archive_name_array = (const char **)
+ archive_name_array =
xrealloc (archive_name_array,
sizeof (const char *) * allocated_archive_names);
}
#endif /* not DEVICE_PREFIX */
}
+ /* Handle operands after any "--" argument. */
+ for (; optind < argc; optind++)
+ {
+ name_add (argv[optind]);
+ input_files++;
+ }
+
/* Process trivial options. */
if (show_version)
printf ("tar (GNU %s) %s\n", PACKAGE, VERSION);
fputs (_("\
\n\
-Copyright (C) 1988, 92,93,94,95,96,97,98, 1999 Free Software Foundation, Inc.\n"),
+Copyright 1988, 92,93,94,95,96,97,98, 1999 Free Software Foundation, Inc.\n"),
stdout);
fputs (_("\
This is free software; see the source for copying conditions. There is NO\n\
if (archive_format == GNU_FORMAT && getenv ("POSIXLY_CORRECT"))
archive_format = POSIX_FORMAT;
- if ((volume_label_option != NULL
+ if ((volume_label_option
|| incremental_option || multi_volume_option || sparse_option)
&& archive_format != OLDGNU_FORMAT && archive_format != GNU_FORMAT)
USAGE_ERROR ((0, 0,
archive_names = 1;
archive_name_array[0] = getenv ("TAPE");
- if (archive_name_array[0] == NULL)
+ if (! archive_name_array[0])
archive_name_array[0] = DEFAULT_ARCHIVE;
}
USAGE_ERROR ((0, 0,
_("Multiple archive files requires `-M' option")));
+ if (listed_incremental_option
+ && newer_mtime_option != TYPE_MINIMUM (time_t))
+ USAGE_ERROR ((0, 0,
+ _("Cannot combine --listed-incremental with --newer")));
+
/* If ready to unlink hierarchies, so we are for simpler files. */
if (recursive_unlink_option)
unlink_first_option = 1;
/* Pre-allocate a few structures. */
allocated_archive_names = 10;
- archive_name_array = (const char **)
+ archive_name_array =
xmalloc (sizeof (const char *) * allocated_archive_names);
archive_names = 0;
break;
case CREATE_SUBCOMMAND:
- if (totals_option)
- init_total_written ();
-
create_archive ();
name_close ();
free (archive_name_array);
name_term ();
+ if (stdlis == stdout && (ferror (stdout) || fclose (stdout) != 0))
+ FATAL_ERROR ((0, 0, _("Error in writing to standard output")));
if (exit_status == TAREXIT_FAILURE)
error (0, 0, _("Error exit delayed from previous errors"));
exit (exit_status);
projects / chaz / tar / blobdiff