TAR.H(7) Miscellaneous Information Manual TAR.H(7)

tar.h — extended tar definitions

#include <tar.h>

The <tar.h> header shall define the following symbolic constants with the indicated values.

General definitions:

Name Value Description
TMAGIC ustar Used in the magic field in the ustar header block, including the trailing null byte.
TMAGLEN 6 Length in octets of the magic field.
TVERSION 00 Used in the version field in the ustar header block, excluding the trailing null byte.
TVERSLEN 2 Length in octets of the version field.

field definitions:

Name Value Description
REGTYPE '0' Regular file.
AREGTYPE '\0' Regular file.
LNKTYPE '1' Link.
SYMTYPE '2' Symbolic link.
CHRTYPE '3' Character special.
BLKTYPE '4' Block special.
DIRTYPE '5' Directory.
FIFOTYPE '6' FIFO special.
CONTTYPE '7' Reserved.

field bit definitions (octal):

Name Value Description
TSUID 04000 Set UID on execution.
TSGID 02000 Set GID on execution.
TSVTX 01000 [XSI] On directories, restricted deletion flag.
TUREAD 00400 Read by owner.
TUWRITE 00200 Write by owner special.
TUEXEC 00100 Execute/search by owner.
TGREAD 00040 Read by group.
TGWRITE 00020 Write by group.
TGEXEC 00010 Execute/search by group.
TOREAD 00004 Read by other.
TOWRITE 00002 Write by other.
TOEXEC 00001 Execute/search by other.

None.

None.

None.

XCU pax(1)

First released in Issue 3. Derived from the POSIX.1-1988 standard.

The SEE ALSO section is updated to refer to pax(1).

This reference page is clarified with respect to macros and symbolic constants.

POSIX.1-2008, Technical Corrigendum 2, XBD/TC2-2008/0084 [707] is applied.

January 31, 2018 posix.fail