1.\"- 2.\" Copyright (c) 2001 Chris D. Faulhaber 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.Dd April 10, 2001 27.Dt ACL_GET_PERM_NP 3 28.Os 29.Sh NAME 30.Nm acl_get_perm_np 31.Nd "check if a permission is set in a permission set" 32.Sh LIBRARY 33.Lb libc 34.Sh SYNOPSIS 35.In sys/types.h 36.In sys/acl.h 37.Ft int 38.Fn acl_get_perm_np "acl_permset_t permset_d" "acl_perm_t perm" 39.Sh DESCRIPTION 40The 41.Fn acl_get_perm_np 42function 43is a non-portable function that checks if a permission is set in 44a permission set. 45.Sh RETURN VALUES 46If the permission in 47.Fa perm 48is set in the permission set 49.Fa permset_d , 50a value of 511 52is returned, otherwise a value of 530 54is returned. 55.Sh ERRORS 56If any of the following conditions occur, the 57.Fn acl_get_perm_np 58function will return a value of 59\-1 60and set global variable 61.Va errno 62to the corresponding value: 63.Bl -tag -width Er 64.It Bq Er EINVAL 65Argument 66.Fa perm 67does not contain a valid ACL permission or argument 68.Fa permset_d 69is not a valid ACL permset. 70.El 71.Sh SEE ALSO 72.Xr acl 3 , 73.Xr acl_add_perm 3 , 74.Xr acl_clear_perms 3 , 75.Xr acl_delete_perm 3 , 76.Xr acl_get_permset 3 , 77.Xr acl_set_permset 3 , 78.Xr posix1e 3 79.Sh STANDARDS 80POSIX.1e is described in IEEE POSIX.1e draft 17. 81.Sh HISTORY 82POSIX.1e support was introduced in 83.Fx 4.0 . 84The 85.Fn acl_get_perm_np 86function was added in 87.Fx 5.0 . 88.Sh AUTHORS 89The 90.Fn acl_get_perm_np 91function was written by 92.An Chris D. Faulhaber Aq Mt jedgar@fxp.org . 93