GLOBAL bool interactive_option;
+/* If nonzero, extract only Nth occurrence of each named file */
+GLOBAL uintmax_t occurrence_option;
+
enum old_files
{
DEFAULT_OLD_FILES, /* default */
{
struct name *next;
size_t length; /* cached strlen(name) */
- char found; /* a matching file has been found */
+ 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 */
/* Number of elements in sparsearray. */
GLOBAL int sp_array_size;
+
+/* Obnoxious test to see if dimwit is trying to dump the archive. */
+GLOBAL dev_t ar_dev;
+GLOBAL ino_t ar_ino;
+
\f
/* Declarations for each module. */
void print_total_written (void);
void reset_eof (void);
void set_next_block_after (union block *);
+void clear_read_error_count (void);
+void xclose (int fd);
+void archive_write_error (ssize_t) __attribute__ ((noreturn));
+void archive_read_error (void);
/* Module create.c. */
void blank_name_list (void);
char *new_name (const char *, const char *);
char *safer_name_suffix (char const *, bool);
+size_t stripped_path_len (char const *file_name, size_t num);
+bool all_names_found (struct tar_stat_info *);
bool excluded_name (char const *);
bool contains_dot_dot (char const *);
+#define ISFOUND(c) ((occurrence_option == 0) ? (c)->found_count : \
+ (c)->found_count == occurrence_option)
+#define WASFOUND(c) ((occurrence_option == 0) ? (c)->found_count : \
+ (c)->found_count >= occurrence_option)
+
/* Module tar.c. */
int confirm (const char *, const char *);
void xheader_read (union block *, size_t);
void xheader_finish (struct xheader *);
void xheader_destroy (struct xheader *);
+
+/* Module system.c */
+
+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_spawn_shell (void);
+void sys_compare_uid_gid (struct stat *a, struct stat *b);
+bool sys_file_is_archive (struct tar_stat_info *p);
+void sys_compare_links (struct stat *link_data, struct stat *stat_data);
+int sys_truncate (int fd);
+void sys_reset_uid_gid (void);
+pid_t sys_child_open_for_compress (void);
+pid_t sys_child_open_for_uncompress (void);
+ssize_t sys_write_archive_buffer (void);
+bool sys_get_archive_stat (void);
+
+/* Module compare.c */
+void report_difference (const char *message, ...);