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| th_read(3) | C Library Calls | th_read(3) |
NAME
th_read, th_write - read and write a file header block from a tar archiveSYNOPSIS
#include <libtar.h>int th_read(TAR *t);
int th_write(TAR *t);
VERSION
This man page documents version 1.2 of libtar.DESCRIPTION
The th_read() function reads the next block from the tar archive associated with the TAR handle t. It then sets the current tar header associated with t to the contents of the block read.The th_write() function writes the contents of the current tar header associated with t to the tar archive associated with t.
RETURN VALUE
On successful completion, th_read() and th_write() will return 0. On failure, they will return -1 and set errno to an appropriate value.On EOF, th_read() will return 1.
ERRORS
th_read() and th_write() will fail if:- EINVAL
- Less than T_BLOCKSIZE blocks were read or written.
SEE ALSO
tar_block_read(3), tar_block_write(3)| Jan 2001 | University of Illinois |
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