/* Common declarations for the tar program.
Copyright (C) 1988, 1992, 1993, 1994, 1996, 1997, 1999, 2000, 2001,
- 2003, 2004 Free Software Foundation, Inc.
+ 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Declare the GNU tar archive format. */
#include "tar.h"
#define UNAME_FIELD_SIZE 32
#define GNAME_FIELD_SIZE 32
-/* FIXME */
-#define MAXOCTAL11 017777777777L
-#define MAXOCTAL7 07777777
-
\f
/* Some various global definitions. */
# define GLOBAL extern
#endif
-/* Exit status for GNU tar. Let's try to keep this list as simple as
- possible. -d option strongly invites a status different for unequal
- comparison and other errors. */
-GLOBAL int exit_status;
-
-#define TAREXIT_SUCCESS 0
-#define TAREXIT_DIFFERS 1
-#define TAREXIT_FAILURE 2
-
-/* Both WARN and ERROR write a message on stderr and continue processing,
- however ERROR manages so tar will exit unsuccessfully. FATAL_ERROR
- writes a message on stderr and aborts immediately, with another message
- line telling so. USAGE_ERROR works like FATAL_ERROR except that the
- other message line suggests trying --help. All four macros accept a
- single argument of the form ((0, errno, _("FORMAT"), Args...)). errno
- is zero when the error is not being detected by the system. */
-
-#define WARN(Args) \
- error Args
-#define ERROR(Args) \
- (error Args, exit_status = TAREXIT_FAILURE)
-#define FATAL_ERROR(Args) \
- (error Args, fatal_exit ())
-#define USAGE_ERROR(Args) \
- (error Args, usage (TAREXIT_FAILURE))
+#define TAREXIT_SUCCESS PAXEXIT_SUCCESS
+#define TAREXIT_DIFFERS PAXEXIT_DIFFERS
+#define TAREXIT_FAILURE PAXEXIT_FAILURE
+
\f
#include "arith.h"
#include <backupfile.h>
#include <modechange.h>
#include <quote.h>
#include <safe-read.h>
+#include <stat-time.h>
#include <timespec.h>
+#define obstack_chunk_alloc xmalloc
+#define obstack_chunk_free free
+#include <obstack.h>
+
+#include <paxlib.h>
/* Log base 2 of common values. */
#define LG_8 3
/* Selected format for output archive. */
GLOBAL enum archive_format archive_format;
-/* Either NL or NUL, as decided by the --null option. */
-GLOBAL char filename_terminator;
-
/* Size of each record, once in blocks, once in bytes. Those two variables
are always related, the second being BLOCKSIZE times the first. They do
not have _option in their name, even if their values is derived from
than newer_mtime_option. */
GLOBAL int after_date_option;
-GLOBAL bool atime_preserve_option;
+enum atime_preserve
+{
+ no_atime_preserve,
+ replace_atime_preserve,
+ system_atime_preserve
+};
+GLOBAL enum atime_preserve atime_preserve_option;
GLOBAL bool backup_option;
GLOBAL bool block_number_option;
-GLOBAL bool checkpoint_option;
+GLOBAL unsigned checkpoint_option;
+#define DEFAULT_CHECKPOINT 10
/* Specified name of compression program, or "gzip" as implied by -z. */
GLOBAL const char *use_compress_program_option;
GLOBAL bool dereference_option;
+GLOBAL bool hard_dereference_option;
/* Print a message if not all links are dumped */
GLOBAL int check_links_option;
/* Patterns that match file names to be excluded. */
GLOBAL struct exclude *excluded;
-/* Exclude directories containing a cache directory tag. */
-GLOBAL bool exclude_caches_option;
-
-/* Specified file containing names to work on. */
-GLOBAL const char *files_from_option;
+enum exclusion_tag_type
+ {
+ exclusion_tag_none,
+ /* Exclude the directory contents, but preserve the directory
+ itself and the exclusion tag file */
+ exclusion_tag_contents,
+ /* Exclude everything below the directory, preserving the directory
+ itself */
+ exclusion_tag_under,
+ /* Exclude entire directory */
+ exclusion_tag_all,
+ };
/* Specified value to be put into tar file in place of stat () results, or
just -1 if such an override should not take place. */
/* Specified file name for incremental list. */
GLOBAL const char *listed_incremental_option;
+/* Incremental dump level */
+GLOBAL int incremental_level;
+/* Check device numbers when doing incremental dumps. */
+GLOBAL bool check_device_option;
/* Specified mode change string. */
GLOBAL struct mode_change *mode_option;
-GLOBAL bool multi_volume_option;
+/* Initial umask, if needed for mode change string. */
+GLOBAL mode_t initial_umask;
-/* The same variable holds the time, whether mtime or ctime. Just fake a
- non-existing option, for making the code clearer, elsewhere. */
-#define newer_ctime_option newer_mtime_option
+GLOBAL bool multi_volume_option;
/* Specified threshold date and time. Files having an older time stamp
do not get archived (also see after_date_option above). */
GLOBAL struct timespec newer_mtime_option;
+/* If true, override actual mtime (see below) */
+GLOBAL bool set_mtime_option;
+/* Value to be put in mtime header field instead of the actual mtime */
+GLOBAL struct timespec mtime_option;
+
/* Return true if newer_mtime_option is initialized. */
#define NEWER_OPTION_INITIALIZED(opt) (0 <= (opt).tv_nsec)
/* Return true if the struct stat ST's M time is less than
newer_mtime_option. */
#define OLDER_STAT_TIME(st, m) \
- ((st).st_##m##time < newer_mtime_option.tv_sec \
- || ((st).st_##m##time == newer_mtime_option.tv_sec \
- && TIMESPEC_NS ((st).st_##m##tim) < newer_mtime_option.tv_nsec))
+ (timespec_cmp (get_stat_##m##time (&(st)), newer_mtime_option) < 0)
+
+/* Likewise, for struct tar_stat_info ST. */
+#define OLDER_TAR_STAT_TIME(st, m) \
+ (timespec_cmp ((st).m##time, newer_mtime_option) < 0)
/* Zero if there is no recursion, otherwise FNM_LEADING_DIR. */
GLOBAL int recursion_option;
GLOBAL bool show_omitted_dirs_option;
GLOBAL bool sparse_option;
+GLOBAL unsigned tar_sparse_major;
+GLOBAL unsigned tar_sparse_minor;
GLOBAL bool starting_file_option;
GLOBAL bool touch_option;
+GLOBAL char *to_command_option;
+GLOBAL bool ignore_command_error_option;
+
+/* Restrict some potentially harmful tar options */
+GLOBAL bool restrict_option;
+
+/* Return true if the extracted files are not being written to disk */
+#define EXTRACT_OVER_PIPE (to_stdout_option || to_command_option)
+
/* Count how many times the option has been set, multiple setting yields
more verbose behavior. Value 0 means no verbosity, 1 means file name
only, 2 means file name and all attributes. More than 2 is just like 2. */
/* Nonzero when outputting to /dev/null. */
GLOBAL bool dev_null_output;
-/* Timestamp for when we started execution. */
-#if HAVE_CLOCK_GETTIME
- GLOBAL struct timespec start_timespec;
-# define start_time (start_timespec.tv_sec)
-#else
- GLOBAL time_t start_time;
-#endif
+/* Timestamps: */
+GLOBAL struct timespec start_time; /* when we started execution */
+GLOBAL struct timespec volume_start_time; /* when the current volume was
+ opened*/
+GLOBAL struct timespec last_stat_time; /* when the statistics was last
+ computed */
GLOBAL struct tar_stat_info current_stat_info;
/* List of tape drive names, number of such tape drives, allocated number,
and current cursor in list. */
GLOBAL const char **archive_name_array;
-GLOBAL int archive_names;
-GLOBAL int allocated_archive_names;
+GLOBAL size_t archive_names;
+GLOBAL size_t allocated_archive_names;
GLOBAL const char **archive_name_cursor;
/* Output index file name. */
/* Structure for keeping track of filenames and lists thereof. */
struct name
{
- struct name *next;
- size_t length; /* cached strlen(name) */
+ struct name *next; /* Link to the next element */
+ struct name *prev; /* Link to the previous element */
+ int change_dir; /* Number of the directory to change to.
+ Set with the -C option. */
uintmax_t found_count; /* number of times a matching file has
been found */
- int isdir;
- char firstch; /* first char is literally matched */
- char regexp; /* this name is a regexp, not literal */
- int change_dir; /* set with the -C option */
- char const *dir_contents; /* for incremental_option */
- char fake; /* dummy entry */
- char name[1];
+ int matching_flags; /* this name is a regexp, not literal */
+
+ size_t length; /* cached strlen(name) */
+ char *name;
+
+ /* The following members are used for incremental dumps only */
+ char const *dir_contents; /* directory contents */
+ struct name *parent; /* pointer to the parent hierarchy */
+ struct name *child; /* pointer to the first child */
+ struct name *sibling; /* pointer to the next sibling */
+ char *caname; /* canonical name */
};
/* Obnoxious test to see if dimwit is trying to dump the archive. */
GLOBAL dev_t root_device;
+/* Unquote filenames */
+GLOBAL bool unquote_option;
+
+GLOBAL bool test_label_option; /* Test archive volume label and exit */
+
+/* Show file or archive names after transformation.
+ In particular, when creating archive in verbose mode, list member names
+ as stored in the archive */
+GLOBAL bool show_transformed_names_option;
+
+/* Delay setting modification times and permissions of extracted directories
+ until the end of extraction. This variable helps correctly restore directory
+ timestamps from archives with an unusual member order. It is automatically
+ set for incremental archives. */
+GLOBAL bool delay_directory_restore_option;
+
+/* Warn about implicit use of the wildcards in command line arguments.
+ (Default for tar prior to 1.15.91, but changed afterwards */
+GLOBAL bool warn_regex_usage;
\f
/* Declarations for each module. */
/* Module buffer.c. */
extern FILE *stdlis;
-extern char *save_name;
-extern off_t save_sizeleft;
-extern off_t save_totsize;
extern bool write_archive_to_stdout;
+extern char *volume_label;
+extern char *continued_file_name;
+extern uintmax_t continued_file_size;
+extern uintmax_t continued_file_offset;
-size_t available_space_after (union block *);
+size_t available_space_after (union block *pointer);
off_t current_block_ordinal (void);
void close_archive (void);
void closeout_volume_number (void);
+void compute_duration (void);
union block *find_next_block (void);
void flush_read (void);
void flush_write (void);
void flush_archive (void);
void init_volume_number (void);
-void open_archive (enum access_mode);
-void print_total_written (void);
+void open_archive (enum access_mode mode);
+void print_total_stats (void);
void reset_eof (void);
-void set_next_block_after (union block *);
+void set_next_block_after (union block *block);
void clear_read_error_count (void);
void xclose (int fd);
-void archive_write_error (ssize_t) __attribute__ ((noreturn));
+void archive_write_error (ssize_t status) __attribute__ ((noreturn));
void archive_read_error (void);
off_t seek_archive (off_t size);
void set_start_time (void);
+void mv_begin (struct tar_stat_info *st);
+void mv_end (void);
+void mv_total_size (off_t size);
+void mv_size_left (off_t size);
+
+void buffer_write_global_xheader (void);
+
/* Module create.c. */
enum dump_status
dump_status_not_implemented
};
-bool file_dumpable_p (struct tar_stat_info *);
+void add_exclusion_tag (const char *name, enum exclusion_tag_type type,
+ bool (*)(const char*));
+bool cachedir_file_p (const char *name);
+
+bool file_dumpable_p (struct tar_stat_info *st);
void create_archive (void);
void pad_archive (off_t size_left);
-void dump_file (char *, int, dev_t);
+void dump_file (const char *st, int top_level, dev_t parent_device);
union block *start_header (struct tar_stat_info *st);
-void finish_header (struct tar_stat_info *, union block *, off_t);
+void finish_header (struct tar_stat_info *st, union block *header,
+ off_t block_ordinal);
void simple_finish_header (union block *header);
+union block * write_extended (bool global, struct tar_stat_info *st,
+ union block *old_header);
union block *start_private_header (const char *name, size_t size);
void write_eot (void);
void check_links (void);
-
+void exclusion_tag_warning (const char *dirname, const char *tagname,
+ const char *message);
+enum exclusion_tag_type check_exclusion_tags (const char *dirname,
+ const char **tag_file_name);
+
#define GID_TO_CHARS(val, where) gid_to_chars (val, where, sizeof (where))
#define MAJOR_TO_CHARS(val, where) major_to_chars (val, where, sizeof (where))
#define MINOR_TO_CHARS(val, where) minor_to_chars (val, where, sizeof (where))
#define UNAME_TO_CHARS(name,buf) string_to_chars (name, buf, sizeof(buf))
#define GNAME_TO_CHARS(name,buf) string_to_chars (name, buf, sizeof(buf))
-void gid_to_chars (gid_t, char *, size_t);
-void major_to_chars (major_t, char *, size_t);
-void minor_to_chars (minor_t, char *, size_t);
-void mode_to_chars (mode_t, char *, size_t);
-void off_to_chars (off_t, char *, size_t);
-void size_to_chars (size_t, char *, size_t);
-void time_to_chars (time_t, char *, size_t);
-void uid_to_chars (uid_t, char *, size_t);
-void uintmax_to_chars (uintmax_t, char *, size_t);
-void string_to_chars (char *, char *, size_t);
+bool gid_to_chars (gid_t gid, char *buf, size_t size);
+bool major_to_chars (major_t m, char *buf, size_t size);
+bool minor_to_chars (minor_t m, char *buf, size_t size);
+bool mode_to_chars (mode_t m, char *buf, size_t size);
+bool off_to_chars (off_t off, char *buf, size_t size);
+bool size_to_chars (size_t v, char *buf, size_t size);
+bool time_to_chars (time_t t, char *buf, size_t size);
+bool uid_to_chars (uid_t uid, char *buf, size_t size);
+bool uintmax_to_chars (uintmax_t v, char *buf, size_t size);
+void string_to_chars (char const *s, char *buf, size_t size);
/* Module diffarch.c. */
/* Module extract.c. */
-extern bool we_are_root;
void extr_init (void);
void extract_archive (void);
void extract_finish (void);
-void fatal_exit (void) __attribute__ ((noreturn));
+bool rename_directory (char *src, char *dst);
/* Module delete.c. */
void delete_archive_members (void);
/* Module incremen.c. */
+typedef struct dumpdir *dumpdir_t;
+typedef struct dumpdir_iter *dumpdir_iter_t;
+
+dumpdir_t dumpdir_create0 (const char *contents, const char *cmask);
+dumpdir_t dumpdir_create (const char *contents);
+void dumpdir_free (dumpdir_t);
+char *dumpdir_locate (dumpdir_t dump, const char *name);
+char *dumpdir_next (dumpdir_iter_t itr);
+char *dumpdir_first (dumpdir_t dump, int all, dumpdir_iter_t *pitr);
-char *get_directory_contents (char *, dev_t);
+
+const char *scan_directory (char *dir_name, dev_t device, bool cmdline);
+const char *append_incremental_renames (const char *dump);
void read_directory_file (void);
void write_directory_file (void);
-void purge_directory (char const *);
+void purge_directory (char const *directory_name);
+void list_dumpdir (char *buffer, size_t size);
+void update_parent_directory (const char *name);
+
+size_t dumpdir_size (const char *p);
+bool is_dumpdir (struct tar_stat_info *stat_info);
/* Module list.c. */
HEADER_FAILURE /* ill-formed header, or bad checksum */
};
-struct xheader
-{
- struct obstack *stk;
- size_t size;
- char *buffer;
-};
-
-GLOBAL struct xheader extended_header;
extern union block *current_header;
extern enum archive_format current_format;
extern size_t recent_long_name_blocks;
extern size_t recent_long_link_blocks;
-void decode_header (union block *, struct tar_stat_info *,
- enum archive_format *, int);
-#define STRINGIFY_BIGINT(i, b) \
- stringify_uintmax_t_backwards ((uintmax_t) (i), (b) + UINTMAX_STRSIZE_BOUND)
-char *stringify_uintmax_t_backwards (uintmax_t, char *);
-char const *tartime (time_t);
+void decode_header (union block *header, struct tar_stat_info *stat_info,
+ enum archive_format *format_pointer, int do_user_group);
+char const *tartime (struct timespec t, bool full_time);
#define GID_FROM_HEADER(where) gid_from_header (where, sizeof (where))
#define MAJOR_FROM_HEADER(where) major_from_header (where, sizeof (where))
#define UID_FROM_HEADER(where) uid_from_header (where, sizeof (where))
#define UINTMAX_FROM_HEADER(where) uintmax_from_header (where, sizeof (where))
-gid_t gid_from_header (const char *, size_t);
-major_t major_from_header (const char *, size_t);
-minor_t minor_from_header (const char *, size_t);
-mode_t mode_from_header (const char *, size_t);
-off_t off_from_header (const char *, size_t);
-size_t size_from_header (const char *, size_t);
-time_t time_from_header (const char *, size_t);
-uid_t uid_from_header (const char *, size_t);
-uintmax_t uintmax_from_header (const char *, size_t);
+gid_t gid_from_header (const char *buf, size_t size);
+major_t major_from_header (const char *buf, size_t size);
+minor_t minor_from_header (const char *buf, size_t size);
+mode_t mode_from_header (const char *buf, size_t size);
+off_t off_from_header (const char *buf, size_t size);
+size_t size_from_header (const char *buf, size_t size);
+time_t time_from_header (const char *buf, size_t size);
+uid_t uid_from_header (const char *buf, size_t size);
+uintmax_t uintmax_from_header (const char * buf, size_t size);
void list_archive (void);
-void print_for_mkdir (char *, int, mode_t);
-void print_header (struct tar_stat_info *, off_t);
-void read_and (void (*) (void));
-enum read_header read_header (bool);
-enum read_header tar_checksum (union block *header);
-void skip_file (off_t);
+void print_for_mkdir (char *dirname, int length, mode_t mode);
+void print_header (struct tar_stat_info *st, off_t block_ordinal);
+void read_and (void (*do_something) (void));
+enum read_header read_header_primitive (bool raw_extended_headers,
+ struct tar_stat_info *info);
+enum read_header read_header (bool raw_extended_headers);
+enum read_header tar_checksum (union block *header, bool silent);
+void skip_file (off_t size);
void skip_member (void);
-/* Module mangle.c. */
-
-void extract_mangle (void);
-
/* Module misc.c. */
-void assign_string (char **, const char *);
-char *quote_copy_string (const char *);
-int unquote_string (char *);
+void assign_string (char **dest, const char *src);
+char *quote_copy_string (const char *str);
+int unquote_string (char *str);
+char *zap_slashes (char *name);
+char *normalize_filename (const char *name);
-size_t dot_dot_prefix_len (char const *);
+void code_ns_fraction (int ns, char *p);
+char const *code_timespec (struct timespec ts, char *sbuf);
+enum { BILLION = 1000000000, LOG10_BILLION = 9 };
+enum { TIMESPEC_STRSIZE_BOUND =
+ UINTMAX_STRSIZE_BOUND + LOG10_BILLION + sizeof "-." - 1 };
enum remove_option
{
(RECURSIVE_REMOVE_OPTION value), which removes them in
prepare_to_extract() phase. However, with the addition of more
meta-info to the incremental dumps, this should become unnecessary */
- WANT_DIRECTORY_REMOVE_OPTION
+ WANT_DIRECTORY_REMOVE_OPTION
};
-int remove_any_file (const char *, enum remove_option);
-bool maybe_backup_file (const char *, int);
+int remove_any_file (const char *file_name, enum remove_option option);
+bool maybe_backup_file (const char *file_name, bool this_is_the_archive);
void undo_last_backup (void);
-int deref_stat (bool, char const *, struct stat *);
+int deref_stat (bool deref, char const *name, struct stat *buf);
-int chdir_arg (char const *);
-void chdir_do (int);
+int chdir_arg (char const *dir);
+void chdir_do (int dir);
+int chdir_count (void);
-void decode_mode (mode_t, char *);
-
-void chdir_fatal (char const *) __attribute__ ((noreturn));
-void chmod_error_details (char const *, mode_t);
-void chown_error_details (char const *, uid_t, gid_t);
-void close_error (char const *);
-void close_warn (char const *);
void close_diag (char const *name);
-void exec_fatal (char const *) __attribute__ ((noreturn));
-void link_error (char const *, char const *);
-void mkdir_error (char const *);
-void mkfifo_error (char const *);
-void mknod_error (char const *);
-void open_error (char const *);
-void open_fatal (char const *) __attribute__ ((noreturn));
-void open_warn (char const *);
void open_diag (char const *name);
-void read_error (char const *);
-void read_error_details (char const *, off_t, size_t);
-void read_fatal (char const *) __attribute__ ((noreturn));
-void read_fatal_details (char const *, off_t, size_t) __attribute__ ((noreturn));
-void read_warn_details (char const *, off_t, size_t);
void read_diag_details (char const *name, off_t offset, size_t size);
-void readlink_error (char const *);
-void readlink_warn (char const *);
void readlink_diag (char const *name);
-void savedir_error (char const *);
-void savedir_warn (char const *);
void savedir_diag (char const *name);
-void seek_error (char const *);
-void seek_error_details (char const *, off_t);
-void seek_warn (char const *);
-void seek_warn_details (char const *, off_t);
-void seek_diag_details (char const *, off_t);
-void stat_error (char const *);
-void stat_warn (char const *);
+void seek_diag_details (char const *name, off_t offset);
void stat_diag (char const *name);
-void symlink_error (char const *, char const *);
-void truncate_error (char const *);
-void truncate_warn (char const *);
-void unlink_error (char const *);
-void utime_error (char const *);
-void waitpid_error (char const *);
-void write_error (char const *);
-void write_error_details (char const *, size_t, size_t);
-void write_fatal (char const *) __attribute__ ((noreturn));
-void write_fatal_details (char const *, ssize_t, size_t)
+void write_error_details (char const *name, size_t status, size_t size);
+void write_fatal (char const *name) __attribute__ ((noreturn));
+void write_fatal_details (char const *name, ssize_t status, size_t size)
__attribute__ ((noreturn));
pid_t xfork (void);
-void xpipe (int[2]);
+void xpipe (int fd[2]);
-void *page_aligned_alloc (void **, size_t);
+void *page_aligned_alloc (void **ptr, size_t size);
+int set_file_atime (int fd, char const *file,
+ struct timespec const timespec[2]);
/* Module names.c. */
extern struct name *gnu_list_name;
-void gid_to_gname (gid_t, char **gname);
-int gname_to_gid (char const *, gid_t *);
-void uid_to_uname (uid_t, char **uname);
-int uname_to_uid (char const *, uid_t *);
+void gid_to_gname (gid_t gid, char **gname);
+int gname_to_gid (char const *gname, gid_t *pgid);
+void uid_to_uname (uid_t uid, char **uname);
+int uname_to_uid (char const *uname, uid_t *puid);
-void init_names (void);
-void name_add (const char *);
void name_init (void);
+void name_add_name (const char *name, int matching_flags);
+void name_add_dir (const char *name);
void name_term (void);
-char *name_next (int);
-void name_close (void);
+const char *name_next (int change_dirs);
void name_gather (void);
-struct name *addname (char const *, int);
-int name_match (const char *);
+struct name *addname (char const *string, int change_dir, struct name *parent);
+bool name_match (const char *name);
void names_notfound (void);
void collect_and_sort_names (void);
-struct name *name_scan (const char *);
+struct name *name_scan (const char *name);
char *name_from_list (void);
void blank_name_list (void);
-char *new_name (const char *, const char *);
-char *safer_name_suffix (char const *, bool);
+char *new_name (const char *dir_name, const char *name);
size_t stripped_prefix_len (char const *file_name, size_t num);
-bool all_names_found (struct tar_stat_info *);
-
-bool excluded_name (char const *);
+bool all_names_found (struct tar_stat_info *st);
-void add_avoided_name (char const *);
-bool is_avoided_name (char const *);
-bool is_individual_file (char const *);
+bool excluded_name (char const *name);
-bool contains_dot_dot (char const *);
+void add_avoided_name (char const *name);
+bool is_avoided_name (char const *name);
+bool is_individual_file (char const *name);
-bool removed_prefixes_p (void);
+bool contains_dot_dot (char const *name);
#define ISFOUND(c) ((occurrence_option == 0) ? (c)->found_count : \
(c)->found_count == occurrence_option)
void usage (int);
-int confirm (const char *, const char *);
-void request_stdin (const char *);
+int confirm (const char *message_action, const char *name);
+void request_stdin (const char *option);
void tar_stat_init (struct tar_stat_info *st);
void tar_stat_destroy (struct tar_stat_info *st);
void usage (int) __attribute__ ((noreturn));
+int tar_timespec_cmp (struct timespec a, struct timespec b);
+const char *archive_format_string (enum archive_format fmt);
+const char *subcommand_string (enum subcommand c);
/* Module update.c. */
/* Module xheader.c. */
-void xheader_decode (struct tar_stat_info *);
-void xheader_decode_global (void);
-void xheader_store (char const *, struct tar_stat_info const *, void *);
-void xheader_read (union block *, size_t);
+void xheader_init (struct xheader *xhdr);
+void xheader_decode (struct tar_stat_info *stat);
+void xheader_decode_global (struct xheader *xhdr);
+void xheader_store (char const *keyword, struct tar_stat_info *st,
+ void const *data);
+void xheader_read (struct xheader *xhdr, union block *header, size_t size);
void xheader_write (char type, char *name, struct xheader *xhdr);
-void xheader_write_global (void);
-void xheader_finish (struct xheader *);
-void xheader_destroy (struct xheader *);
+void xheader_write_global (struct xheader *xhdr);
+void xheader_finish (struct xheader *hdr);
+void xheader_destroy (struct xheader *hdr);
char *xheader_xhdr_name (struct tar_stat_info *st);
char *xheader_ghdr_name (void);
-void xheader_write (char, char *, struct xheader *);
-void xheader_write_global (void);
void xheader_set_option (char *string);
+void xheader_string_begin (struct xheader *xhdr);
+void xheader_string_add (struct xheader *xhdr, char const *s);
+bool xheader_string_end (struct xheader *xhdr, char const *keyword);
+bool xheader_keyword_deleted_p (const char *kw);
+char *xheader_format_name (struct tar_stat_info *st, const char *fmt,
+ size_t n);
/* Module system.c */
-void sys_stat_nanoseconds (struct tar_stat_info *);
void sys_detect_dev_null_output (void);
void sys_save_archive_dev_ino (void);
-void sys_drain_input_pipe (void);
-void sys_wait_for_child (pid_t);
+void sys_wait_for_child (pid_t, bool);
void sys_spawn_shell (void);
bool sys_compare_uid (struct stat *a, struct stat *b);
bool sys_compare_gid (struct stat *a, struct stat *b);
pid_t sys_child_open_for_uncompress (void);
size_t sys_write_archive_buffer (void);
bool sys_get_archive_stat (void);
+int sys_exec_command (char *file_name, int typechar, struct tar_stat_info *st);
+void sys_wait_command (void);
+int sys_exec_info_script (const char **archive_name, int volume_number);
+void sys_exec_checkpoint_script (const char *script_name,
+ const char *archive_name,
+ int checkpoint_number);
/* Module compare.c */
void report_difference (struct tar_stat_info *st, const char *message, ...);
/* Module sparse.c */
-bool sparse_file_p (struct tar_stat_info *);
-bool sparse_member_p (struct tar_stat_info *);
-bool sparse_fixup_header (struct tar_stat_info *);
-enum dump_status sparse_dump_file (int, struct tar_stat_info *);
-enum dump_status sparse_extract_file (int, struct tar_stat_info *, off_t *);
-enum dump_status sparse_skip_file (struct tar_stat_info *);
-bool sparse_diff_file (int, struct tar_stat_info *);
+bool sparse_member_p (struct tar_stat_info *st);
+bool sparse_fixup_header (struct tar_stat_info *st);
+enum dump_status sparse_dump_file (int, struct tar_stat_info *st);
+enum dump_status sparse_extract_file (int fd, struct tar_stat_info *st,
+ off_t *size);
+enum dump_status sparse_skip_file (struct tar_stat_info *st);
+bool sparse_diff_file (int, struct tar_stat_info *st);
/* Module utf8.c */
bool string_ascii_p (const char *str);
bool utf8_convert (bool to_utf, char const *input, char **output);
+
+/* Module transform.c */
+#define XFORM_REGFILE 0x01
+#define XFORM_LINK 0x02
+#define XFORM_SYMLINK 0x04
+#define XFORM_ALL (XFORM_REGFILE|XFORM_LINK|XFORM_SYMLINK)
+
+void set_transform_expr (const char *expr);
+bool transform_name (char **pinput, int type);
+bool transform_member_name (char **pinput, int type);
+bool transform_name_fp (char **pinput, int type,
+ char *(*fun)(char *, void *), void *);
+
+/* Module suffix.c */
+void set_comression_program_by_suffix (const char *name, const char *defprog);
+
+/* Module checkpoint.c */
+void checkpoint_compile_action (const char *str);
+void checkpoint_finish_compile (void);
+void checkpoint_run (bool do_write);
+
+/* Module warning.c */
+#define WARN_ALONE_ZERO_BLOCK 0x00000001
+#define WARN_BAD_DUMPDIR 0x00000002
+#define WARN_CACHEDIR 0x00000004
+#define WARN_CONTIGUOUS_CAST 0x00000008
+#define WARN_FILE_CHANGED 0x00000010
+#define WARN_FILE_IGNORED 0x00000020
+#define WARN_FILE_REMOVED 0x00000040
+#define WARN_FILE_SHRANK 0x00000080
+#define WARN_FILE_UNCHANGED 0x00000100
+#define WARN_FILENAME_WITH_NULS 0x00000200
+#define WARN_IGNORE_ARCHIVE 0x00000400
+#define WARN_IGNORE_NEWER 0x00000800
+#define WARN_NEW_DIRECTORY 0x00001000
+#define WARN_RENAME_DIRECTORY 0x00002000
+#define WARN_SYMLINK_CAST 0x00004000
+#define WARN_TIMESTAMP 0x00008000
+#define WARN_UNKNOWN_CAST 0x00010000
+#define WARN_UNKNOWN_KEYWORD 0x00020000
+#define WARN_XDEV 0x00040000
+
+/* The warnings composing WARN_VERBOSE_WARNINGS are enabled by default
+ in verbose mode */
+#define WARN_VERBOSE_WARNINGS (WARN_RENAME_DIRECTORY|WARN_NEW_DIRECTORY)
+#define WARN_ALL (0xffffffff & ~WARN_VERBOSE_WARNINGS)
+
+void set_warning_option (const char *arg);
+
+extern int warning_option;
+
+#define WARNOPT(opt,args) \
+ do \
+ { \
+ if (warning_option & opt) WARN (args); \
+ } \
+ while (0)
+
projects / chaz / tar / blobdiff