redhat man page for acl_copy_entry

ACL_COPY_ENTRY(3)					   BSD Library Functions Manual 					 ACL_COPY_ENTRY(3)

NAME
     acl_copy_entry -- copy an ACL entry

LIBRARY
     Linux Access Control Lists library (libacl, -lacl).

SYNOPSIS
     #include <sys/types.h>
     #include <sys/acl.h>

     int
     acl_copy_entry(acl_entry_t dest_d, acl_entry_t src_d);

DESCRIPTION
     The acl_copy_entry() function copies the contents of the ACL entry indicated by the src_d descriptor to the existing ACL entry indicated by
     the dest_d descriptor. The src_d and dest_d descriptors may refer to entries in different ACLs.

RETURN VALUE
     The acl_copy_entry() function returns the value 0 if successful; otherwise the value -1 is returned and the global variable errno is set to
     indicate the error.

ERRORS
     If any of the following conditions occur, the acl_copy_entry() function returns -1 and sets errno to the corresponding value:

     [EINVAL]		The argument src_d or dest_d is not a valid descriptor for an ACL entry.

			The arguments src_d and dest_d reference the same ACL entry.

STANDARDS
     IEEE Std 1003.1e draft 17 ("POSIX.1e", abandoned)

SEE ALSO
     acl_get_entry(3), acl(5)

AUTHOR
     Derived from the FreeBSD manual pages written by Robert N M Watson <rwatson@FreeBSD.org>, and adapted for Linux by Andreas Gruenbacher
     <a.gruenbacher@computer.org>.

Linux ACL							  March 23, 2002							 Linux ACL