separate group. Set -l as an alias to --check-links, as required
by UNIX98
(struct tar_args): New fields
wildcards,matching_flags,include_anchored
(MAKE_EXCL_OPTIONS,MAKE_INCL_OPTIONS): New macros
(parse_opt): Use x2nrealloc to grow archive_name_array.
Use MAKE_EXCL_OPTIONS,MAKE_INCL_OPTIONS to create appropriate
fnmatch options, and name_add_name,name_add_dir to handle member
name and -C arguments.
(decode_options): Likewise
(main): Remove call to init_names.
line. Tar no longer attempts to guess globbing patterns, instead
it relies on --wildcard option.
(init_names): Removed.
(struct name_elt): New structure.
(name_array): Change type to struct name_elt. All references updated
(name_add_name,name_add_dir): New functions
(name_next_elt): New function
(name_next): Rewritten using name_next_elt.
(namelist_match): Rewritten pattern matching using
exclude_fnmatch.
(names_notfound): Warn if globbing patterns were used without
--wildcards option
(warn_regex_usage): New variable.
(dump_file): First argument is const char*.
(name_init,name_add): Removed
(name_add_name,name_add_dir): New functions
(name_next): Return const char*.
(nfs,found,new): Remove. Replaced by appropriate bitmask values in
`flags' field. All uses updated.
(directory_meta_table): New table.
(hash_directory): Rename to hash_directory_name
(compare_directories): Rename to compare_directory_names
(hash_directory_meta,compare_directory_meta,find_directory_meta):
New functions
(compare_dirents): Removed
(note_directory): Get 7th argument: directory contents.
All callers updated
(dumpdir_locate,makedumpdir): New functions
(scan_directory): Rewritten. Use makedumpdir to create a sorted
dumpdir array. This makes the obstack argument unnecessary. Besides,
ALL_CHILDREN flag is set only for new directories.
(procdir): Change return type to struct directory. Return
immediately if the directory was already initialized. Discover
directory renames using directory_meta_table.
(append_incremental_renames): New function.
(read_directory_file, write_directory_file): Use new snapshot file
format.
