posix1e/acl_get_perm_np.3

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  28 .Dd April 10, 2001
  29 .Dt ACL_GET_PERM_NP 3
  30 .Os
  31 .Sh NAME
  32 .Nm acl_get_perm_np
  33 .Nd "check if a permission is set in a permission set"
  34 .Sh LIBRARY
  35 .Lb libc
  36 .Sh SYNOPSIS
  37 .In sys/types.h
  38 .In sys/acl.h
  39 .Ft int
  40 .Fn acl_get_perm_np "acl_permset_t permset_d" "acl_perm_t perm"
  41 .Sh DESCRIPTION
  42 The
  43 .Fn acl_get_perm_np
  44 function
  45 is a non-portable function that checks if a permission is set in
  46 a permission set.
  47 .Sh RETURN VALUES
  48 If the permission in
  49 .Fa perm
  50 is set in the permission set
  51 .Fa permset_d ,
  52 a value of
  53 1
  54 is returned, otherwise a value of
  55 0
  56 is returned.
  57 .Sh ERRORS
  58 If any of the following conditions occur, the
  59 .Fn acl_get_perm_np
  60 function will return a value of
  61 \-1
  62 and set global variable
  63 .Va errno
  64 to the corresponding value:
  65 .Bl -tag -width Er
  66 .It Bq Er EINVAL
  67 Argument
  68 .Fa perm
  69 does not contain a valid ACL permission or argument
  70 .Fa permset_d
  71 is not a valid ACL permset.
  72 .El
  73 .Sh SEE ALSO
  74 .Xr acl 3 ,
  75 .Xr acl_add_perm 3 ,
  76 .Xr acl_clear_perms 3 ,
  77 .Xr acl_delete_perm 3 ,
  78 .Xr acl_get_permset 3 ,
  79 .Xr acl_set_permset 3 ,
  80 .Xr posix1e 3
  81 .Sh STANDARDS
  82 POSIX.1e is described in IEEE POSIX.1e draft 17.
  83 .Sh AUTHORS
  84 .An Michael Smith
  85 .An Chris D. Faulhaber