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ACL_FROM_MODE

ACL_FROM_MODE

Section: C Library Functions (3)
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BSD mandoc
Linux ACL  

NAME

acl_from_mode - create an ACL from file permission bits  

LIBRARY

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

SYNOPSIS

In sys/types.h In acl/libacl.h Ft acl_t Fn acl_from_mode mode_t mode  

DESCRIPTION

The Fn acl_from_mode function creates a minimal ACL that contains the three entries with tag types ACL_USER_OBJ, ACL_GROUP_OBJ, and ACL_OTHER, with permissions corresponding to the owner, group, and other permission bits of its argument mode  

RETURN VALUE

On success, this function returns a pointer to the working storage. On error, a value of (acl_t)NULL is returned, and errno is set appropriately.  

ERRORS

If any of the following conditions occur, the Fn acl_from_mode function returns a value of (acl_t)NULL and sets errno to the corresponding value:

Bq Er ENOMEM
The ACL working storage requires more memory than is allowed by the hardware or system-imposed memory management constraints.

 

STANDARDS

This is a non-portable, Linux specific extension to the ACL manipulation functions defined in IEEE Std 1003.1e draft 17 ("POSIX.1e", abandoned).  

SEE ALSO

acl_equiv_mode3, acl_get_file3, acl(5)  

AUTHOR

Written by An Andreas Gruenbacher Aq a.gruenbacher@bestbits.at .


 

Index

NAME
LIBRARY
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
STANDARDS
SEE ALSO
AUTHOR

This document was created by man2html, using the manual pages.
Time: 21:41:38 GMT, April 16, 2011