X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;ds=sidebyside;f=src%2Fcommon.h;h=a4352c3914a1d833782ed0c4298bd2ad6603cb06;hb=3209329337c87a102fa12d7eb60a3df323ba56c1;hp=365fd5724f48098b3553d7c32e6e7a2aee053a2f;hpb=f2e17c0d8caf14815f762a88b5612ddfcfd57751;p=chaz%2Ftar diff --git a/src/common.h b/src/common.h index 365fd57..a4352c3 100644 --- a/src/common.h +++ b/src/common.h @@ -15,7 +15,7 @@ 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" @@ -23,19 +23,12 @@ /* The checksum field is filled with this while the checksum is computed. */ #define CHKBLANKS " " /* 8 blanks, no null */ -/* Old GNU stores zero-terminated file name */ -#define OLDGNU_NAME_FIELD_SIZE 99 - /* Some constants from POSIX are given names. */ #define NAME_FIELD_SIZE 100 #define PREFIX_FIELD_SIZE 155 #define UNAME_FIELD_SIZE 32 #define GNAME_FIELD_SIZE 32 -/* FIXME */ -#define MAXOCTAL11 017777777777L -#define MAXOCTAL7 07777777 - /* Some various global definitions. */ @@ -50,31 +43,10 @@ # 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 + #include "arith.h" #include @@ -83,11 +55,14 @@ GLOBAL int exit_status; #include #include #include +#include #include #define obstack_chunk_alloc xmalloc #define obstack_chunk_free free #include +#include + /* Log base 2 of common values. */ #define LG_8 3 #define LG_64 6 @@ -204,10 +179,6 @@ GLOBAL mode_t initial_umask; GLOBAL bool multi_volume_option; -/* 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 - /* 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; @@ -218,9 +189,11 @@ GLOBAL struct timespec newer_mtime_option; /* 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; @@ -300,12 +273,7 @@ GLOBAL int archive; 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 +GLOBAL struct timespec start_time; GLOBAL struct tar_stat_info current_stat_info; @@ -429,7 +397,7 @@ 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); +void string_to_chars (char const *, char *, size_t); /* Module diffarch.c. */ @@ -441,11 +409,9 @@ void verify_volume (void); /* 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)); /* Module delete.c. */ @@ -457,6 +423,7 @@ char *get_directory_contents (char *, dev_t); void read_directory_file (void); void write_directory_file (void); void purge_directory (char const *); +void list_dumpdir (char *buffer, size_t size); /* Module list.c. */ @@ -485,10 +452,7 @@ 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); +char const *tartime (struct timespec, bool); #define GID_FROM_HEADER(where) gid_from_header (where, sizeof (where)) #define MAJOR_FROM_HEADER(where) major_from_header (where, sizeof (where)) @@ -529,6 +493,12 @@ void assign_string (char **, const char *); char *quote_copy_string (const char *); int unquote_string (char *); +void code_ns_fraction (int, char *); +char const *code_timespec (struct timespec, char *); +enum { BILLION = 1000000000, LOG10_BILLION = 9 }; +enum { TIMESPEC_STRSIZE_BOUND = + UINTMAX_STRSIZE_BOUND + LOG10_BILLION + sizeof "-." - 1 }; + size_t dot_dot_prefix_len (char const *); enum remove_option @@ -554,51 +524,13 @@ int deref_stat (bool, char const *, struct stat *); int chdir_arg (char const *); void chdir_do (int); -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_fatal (char const *); -void stat_error (char const *); -void stat_warn (char const *); 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) @@ -632,7 +564,6 @@ struct name *name_scan (const char *); char *name_from_list (void); void blank_name_list (void); char *new_name (const char *, const char *); -char *safer_name_suffix (char const *, bool); size_t stripped_prefix_len (char const *file_name, size_t num); bool all_names_found (struct tar_stat_info *); @@ -644,8 +575,6 @@ bool is_individual_file (char const *); bool contains_dot_dot (char const *); -bool removed_prefixes_p (void); - #define ISFOUND(c) ((occurrence_option == 0) ? (c)->found_count : \ (c)->found_count == occurrence_option) #define WASFOUND(c) ((occurrence_option == 0) ? (c)->found_count : \ @@ -686,7 +615,6 @@ void xheader_set_option (char *string); /* 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);