/* Common declarations for the tar program.
Copyright (C) 1988, 1992, 1993, 1994, 1996, 1997, 1999, 2000, 2001,
- 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
- Inc.
+ 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012
+ 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
GLOBAL enum subcommand subcommand_option;
+#define READ_LIKE_SUBCOMMAND \
+ (subcommand_option == EXTRACT_SUBCOMMAND \
+ || subcommand_option == DIFF_SUBCOMMAND \
+ || subcommand_option == LIST_SUBCOMMAND)
+
/* Selected format for output archive. */
GLOBAL enum archive_format archive_format;
};
/* Specified value to be put into tar file in place of stat () results, or
- just -1 if such an override should not take place. */
+ just null and -1 if such an override should not take place. */
+GLOBAL char const *group_name_option;
GLOBAL gid_t group_option;
GLOBAL bool ignore_failed_read_option;
OVERWRITE_OLD_FILES, /* --overwrite */
UNLINK_FIRST_OLD_FILES, /* --unlink-first */
KEEP_OLD_FILES, /* --keep-old-files */
+ SKIP_OLD_FILES, /* --skip-old-files */
KEEP_NEWER_FILES /* --keep-newer-files */
};
GLOBAL enum old_files old_files_option;
GLOBAL bool one_file_system_option;
/* Specified value to be put into tar file in place of stat () results, or
- just -1 if such an override should not take place. */
+ just null and -1 if such an override should not take place. */
+GLOBAL char const *owner_name_option;
GLOBAL uid_t owner_option;
GLOBAL bool recursive_unlink_option;
/* If positive, preserve permissions when extracting. */
GLOBAL int same_permissions_option;
+/* If positive, save the SELinux context. */
+GLOBAL int selinux_context_option;
+
+/* If positive, save the ACLs. */
+GLOBAL int acls_option;
+
+/* If positive, save the user and root xattrs. */
+GLOBAL int xattrs_option;
+
/* When set, strip the given number of file name components from the file name
before extracting */
GLOBAL size_t strip_name_components;
void buffer_write_global_xheader (void);
+const char *first_decompress_program (int *pstate);
+const char *next_decompress_program (int *pstate);
+
/* Module create.c. */
enum dump_status
size_t dumpdir_size (const char *p);
bool is_dumpdir (struct tar_stat_info *stat_info);
+void clear_directory_table (void);
/* Module list.c. */
void decode_header (union block *header, struct tar_stat_info *stat_info,
enum archive_format *format_pointer, int do_user_group);
+void transform_stat_info (int typeflag, struct tar_stat_info *stat_info);
char const *tartime (struct timespec t, bool full_time);
#define OFF_FROM_HEADER(where) off_from_header (where, sizeof (where))
bool maybe_backup_file (const char *file_name, bool this_is_the_archive);
void undo_last_backup (void);
-int deref_stat (bool deref, char const *name, struct stat *buf);
-int fd_utimensat (int fd, int parentfd, char const *file,
- struct timespec const ts[2], int atflag);
+int deref_stat (char const *name, struct stat *buf);
+
+size_t blocking_read (int fd, void *buf, size_t count);
+size_t blocking_write (int fd, void const *buf, size_t count);
extern int chdir_current;
+extern int chdir_fd;
int chdir_arg (char const *dir);
void chdir_do (int dir);
int chdir_count (void);
void stat_diag (char const *name);
void file_removed_diag (const char *name, bool top_level,
void (*diagfn) (char const *name));
-void dir_removed_diag (char const *name, bool top_level,
- void (*diagfn) (char const *name));
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)
void *page_aligned_alloc (void **ptr, size_t size);
int set_file_atime (int fd, int parentfd, char const *file,
- struct timespec atime, int atflag);
+ struct timespec atime);
/* Module names.c. */
void add_avoided_name (char const *name);
bool is_avoided_name (char const *name);
-bool is_individual_file (char const *name);
bool contains_dot_dot (char const *name);
void update_archive (void);
+/* Module attrs.c. */
+#include "xattrs.h"
+
/* Module xheader.c. */
void xheader_decode (struct tar_stat_info *stat);
bool xheader_keyword_deleted_p (const char *kw);
char *xheader_format_name (struct tar_stat_info *st, const char *fmt,
size_t n);
+void xheader_xattr_init (struct tar_stat_info *st);
+void xheader_xattr_free (struct xattr_array *vals, size_t sz);
+void xheader_xattr_copy (const struct tar_stat_info *st,
+ struct xattr_array **vals, size_t *sz);
+void xheader_xattr_add (struct tar_stat_info *st,
+ const char *key, const char *val, size_t len);
/* Module system.c */
bool transform_name (char **pinput, int type);
bool transform_name_fp (char **pinput, int type,
char *(*fun)(char *, void *), void *);
+bool transform_program_p (void);
/* Module suffix.c */
void set_compression_program_by_suffix (const char *name, const char *defprog);
#define WARN_UNKNOWN_CAST 0x00010000
#define WARN_UNKNOWN_KEYWORD 0x00020000
#define WARN_XDEV 0x00040000
+#define WARN_DECOMPRESS_PROGRAM 0x00080000
+#define WARN_EXISTING_FILE 0x00100000
+#define WARN_XATTR_WRITE 0x00200000
/* 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_VERBOSE_WARNINGS (WARN_RENAME_DIRECTORY|WARN_NEW_DIRECTORY|\
+ WARN_DECOMPRESS_PROGRAM|WARN_EXISTING_FILE)
#define WARN_ALL (~WARN_VERBOSE_WARNINGS)
void set_warning_option (const char *arg);