/* A tar (tape archiver) program.
Copyright (C) 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2000,
- 2001, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+ 2001, 2003, 2004, 2005, 2006, 2007 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
under the terms of the GNU General Public License as published by the
- Free Software Foundation; either version 2, or (at your option) any later
+ Free Software Foundation; either version 3, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but
#include <system.h>
#include <fnmatch.h>
-#include <getline.h>
#include <argp.h>
#include <argp-namefrob.h>
#include <argp-fmtstream.h>
DELAY_DIRECTORY_RESTORE_OPTION,
DELETE_OPTION,
EXCLUDE_CACHES_OPTION,
+ EXCLUDE_CACHES_UNDER_OPTION,
+ EXCLUDE_CACHES_ALL_OPTION,
EXCLUDE_OPTION,
+ EXCLUDE_TAG_OPTION,
+ EXCLUDE_TAG_UNDER_OPTION,
+ EXCLUDE_TAG_ALL_OPTION,
+ EXCLUDE_VCS_OPTION,
FORCE_LOCAL_OPTION,
GROUP_OPTION,
HANG_OPTION,
IGNORE_FAILED_READ_OPTION,
INDEX_FILE_OPTION,
KEEP_NEWER_FILES_OPTION,
+ LZMA_OPTION,
MODE_OPTION,
MTIME_OPTION,
NEWER_MTIME_OPTION,
/* NOTE:
- Available option letters are DEIJQY and aeqy. Consider the following
+ Available option letters are DEIJQY and eqy. Consider the following
assignments:
[For Solaris tar compatibility =/= Is it important at all?]
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 },
+#undef GRID
+
+#define GRID 90
+ {NULL, 0, NULL, 0,
+ N_("Compression options:"), GRID },
+ {"auto-compress", 'a', 0, 0,
+ N_("use archive suffix to determine the compression program"), GRID+1 },
{"bzip2", 'j', 0, 0,
- N_("filter the archive through bzip2"), GRID+8 },
+ N_("filter the archive through bzip2"), GRID+1 },
{"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 },
+ N_("filter the archive through gzip"), GRID+1 },
+ {"gunzip", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"ungzip", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
{"compress", 'Z', 0, 0,
- N_("filter the archive through compress"), GRID+8 },
- {"uncompress", 0, 0, OPTION_ALIAS, NULL, GRID+8 },
+ N_("filter the archive through compress"), GRID+1 },
+ {"uncompress", 0, 0, OPTION_ALIAS, NULL, GRID+1 },
+ {"lzma", LZMA_OPTION, 0, 0,
+ N_("filter the archive through lzma"), GRID+1 },
{"use-compress-program", USE_COMPRESS_PROGRAM_OPTION, N_("PROG"), 0,
- N_("filter through PROG (must accept -d)"), GRID+8 },
+ N_("filter through PROG (must accept -d)"), GRID+1 },
#undef GRID
-
-#define GRID 90
+
+#define GRID 100
{NULL, 0, NULL, 0,
N_("Local file selection:"), GRID },
{"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 },
+ N_("exclude contents of directories containing CACHEDIR.TAG, "
+ "except for the tag file itself"), GRID+1 },
+ {"exclude-caches-under", EXCLUDE_CACHES_UNDER_OPTION, 0, 0,
+ N_("exclude everything under directories containing CACHEDIR.TAG"),
+ GRID+1 },
+ {"exclude-caches-all", EXCLUDE_CACHES_ALL_OPTION, 0, 0,
+ N_("exclude directories containing CACHEDIR.TAG"), GRID+1 },
+ {"exclude-tag", EXCLUDE_TAG_OPTION, N_("FILE"), 0,
+ N_("exclude contents of directories containing FILE, except"
+ " for FILE itself"), GRID+1 },
+ {"exclude-tag-under", EXCLUDE_TAG_UNDER_OPTION, N_("FILE"), 0,
+ N_("exclude everything under directories containing FILE"), GRID+1 },
+ {"exclude-tag-all", EXCLUDE_TAG_ALL_OPTION, N_("FILE"), 0,
+ N_("exclude directories containing FILE"), GRID+1 },
+ {"exclude-vcs", EXCLUDE_VCS_OPTION, NULL, 0,
+ N_("exclude version control system directories"), 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_("backup before removal, override usual suffix ('~' unless overridden by environment variable SIMPLE_BACKUP_SUFFIX)"), GRID+1 },
#undef GRID
-#define GRID 92
+#define GRID 110
{NULL, 0, NULL, 0,
N_("File name transformations:"), GRID },
{"strip-components", STRIP_COMPONENTS_OPTION, N_("NUMBER"), 0,
N_("use sed replace EXPRESSION to transform file names"), GRID+1 },
#undef GRID
-#define GRID 95
+#define GRID 120
{NULL, 0, NULL, 0,
N_("File name matching options (affect both exclude and include patterns):"),
GRID },
N_("wildcards match `/' (default for exclusion)"), GRID+1 },
#undef GRID
-#define GRID 100
+#define GRID 130
{NULL, 0, NULL, 0,
N_("Informative output:"), GRID },
N_("disable quoting for characters from STRING"), GRID+1 },
#undef GRID
-#define GRID 110
+#define GRID 140
{NULL, 0, NULL, 0,
N_("Compatibility options:"), GRID },
N_("when creating, same as --old-archive; when extracting, same as --no-same-owner"), GRID+1 },
#undef GRID
-#define GRID 120
+#define GRID 150
{NULL, 0, NULL, 0,
N_("Other options:"), GRID },
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 */
+ int compress_autodetect; /* True if compression autodetection should
+ be attempted when creating archives */
};
+\f
#define MAKE_EXCL_OPTIONS(args) \
((((args)->wildcards != disable_wildcards) ? EXCLUDE_WILDCARDS : 0) \
| (args)->matching_flags \
| (args)->matching_flags \
| recursion_option)
+void
+exclude_vcs_files ()
+{
+ int i;
+ static char *vcs_file[] = {
+ /* CVS: */
+ "CVS",
+ ".cvsignore",
+ /* RCS: */
+ "RCS",
+ /* SCCS: */
+ "SCCS",
+ /* SVN: */
+ ".svn",
+ /* git: */
+ ".git",
+ ".gitignore",
+ /* Arch: */
+ ".arch-ids",
+ "{arch}",
+ "=RELEASE-ID",
+ "=meta-update",
+ "=update",
+ NULL
+ };
+
+ for (i = 0; vcs_file[i]; i++)
+ add_exclude (excluded, vcs_file[i], 0);
+}
+
+\f
#ifdef REMOTE_SHELL
# define DECL_SHOW_DEFAULT_SETTINGS(stream, printer) \
{ \
switch (key)
{
- case ARGP_KEY_ARG:
- /* File name or non-parsed option, because of ARGP_IN_ORDER */
- name_add_name (arg, MAKE_INCL_OPTIONS (args));
- args->input_files = true;
- break;
+ case ARGP_KEY_ARG:
+ /* File name or non-parsed option, because of ARGP_IN_ORDER */
+ name_add_name (arg, MAKE_INCL_OPTIONS (args));
+ args->input_files = true;
+ break;
case 'A':
set_subcommand_option (CAT_SUBCOMMAND);
break;
+ case 'a':
+ args->compress_autodetect = true;
+ break;
+
case 'b':
{
uintmax_t u;
}
break;
+ case LZMA_OPTION:
+ set_use_compress_program_option ("lzma");
+ break;
+
case 'm':
touch_option = true;
break;
break;
case EXCLUDE_CACHES_OPTION:
- exclude_caches_option = true;
+ add_exclusion_tag ("CACHEDIR.TAG", exclusion_tag_contents,
+ cachedir_file_p);
break;
+ case EXCLUDE_CACHES_UNDER_OPTION:
+ add_exclusion_tag ("CACHEDIR.TAG", exclusion_tag_under,
+ cachedir_file_p);
+ break;
+
+ case EXCLUDE_CACHES_ALL_OPTION:
+ add_exclusion_tag ("CACHEDIR.TAG", exclusion_tag_all,
+ cachedir_file_p);
+ break;
+
+ case EXCLUDE_TAG_OPTION:
+ add_exclusion_tag (arg, exclusion_tag_contents, NULL);
+ break;
+
+ case EXCLUDE_TAG_UNDER_OPTION:
+ add_exclusion_tag (arg, exclusion_tag_under, NULL);
+ break;
+
+ case EXCLUDE_TAG_ALL_OPTION:
+ add_exclusion_tag (arg, exclusion_tag_all, NULL);
+ break;
+
+ case EXCLUDE_VCS_OPTION:
+ exclude_vcs_files ();
+ break;
+
case FORCE_LOCAL_OPTION:
force_local_option = true;
break;
/* Parse the options for tar. */
static struct argp_option *
-find_argp_option (struct argp_option *options, int letter)
+find_argp_option (struct argp_option *o, int letter)
{
for (;
- !(options->name == NULL
- && options->key == 0
- && options->arg == 0
- && options->flags == 0
- && options->doc == NULL); options++)
- if (options->key == letter)
- return options;
+ !(o->name == NULL
+ && o->key == 0
+ && o->arg == 0
+ && o->flags == 0
+ && o->doc == NULL); o++)
+ if (o->key == letter)
+ return o;
return NULL;
}
static void
decode_options (int argc, char **argv)
{
- int index;
+ int idx;
struct tar_args args;
/* Set some default option values. */
args.backup_suffix_string = getenv ("SIMPLE_BACKUP_SUFFIX");
args.version_control_string = 0;
args.input_files = false;
-
+ args.compress_autodetect = false;
+
subcommand_option = UNKNOWN_SUBCOMMAND;
archive_format = DEFAULT_FORMAT;
blocking_factor = DEFAULT_BLOCKING;
prepend_default_options (getenv ("TAR_OPTIONS"), &argc, &argv);
if (argp_parse (&argp, argc, argv, ARGP_IN_ORDER|ARGP_NO_HELP,
- &index, &args))
+ &idx, &args))
exit (TAREXIT_FAILURE);
}
/* Handle operands after any "--" argument. */
- for (; index < argc; index++)
+ for (; idx < argc; idx++)
{
- name_add_name (argv[index], MAKE_INCL_OPTIONS (&args));
+ name_add_name (argv[idx], MAKE_INCL_OPTIONS (&args));
args.input_files = true;
}
if (!args.input_files && !files_from_option)
USAGE_ERROR ((0, 0,
_("Cowardly refusing to create an empty archive")));
+ if (args.compress_autodetect && archive_names
+ && strcmp (archive_name_array[0], "-"))
+ set_comression_program_by_suffix (archive_name_array[0],
+ use_compress_program_option);
break;
case EXTRACT_SUBCOMMAND:
/* Make sure we have first three descriptors available */
stdopen ();
- /* Close all inherited open descriptors, except for the first three */
- closeopen ();
-
/* Pre-allocate a few structures. */
allocated_archive_names = 10;
/* Decode options. */
decode_options (argc, argv);
+
name_init ();
/* Main command execution. */
free (st->gname);
free (st->sparse_map);
free (st->dumpdir);
+ xheader_destroy (&st->xhdr);
memset (st, 0, sizeof (*st));
}