posix1e/acl_add_perm.3

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  28 .Dd March 10, 2001
  29 .Dt ACL_ADD_PERM 3
  30 .Os
  31 .Sh NAME
  32 .Nm acl_add_perm
  33 .Nd add permissions to 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_add_perm "acl_permset_t permset_d" "acl_perm_t perm"
  41 .Sh DESCRIPTION
  42 The
  43 .Fn acl_add_perm
  44 function
  45 is a POSIX.1e call that adds the permission contained in
  46 .Fa perm
  47 to the permission set
  48 .Fa permset_d .
  49 .Pp
  50 Note: it is not considered an error to attempt to add permissions
  51 that already exist in the permission set.
  52 .Sh RETURN VALUES
  53 .Rv -std acl_add_perm
  54 .Sh ERRORS
  55 The
  56 .Fn acl_add_perm
  57 function fails if:
  58 .Bl -tag -width Er
  59 .It Bq Er EINVAL
  60 Argument
  61 .Fa permset_d
  62 is not a valid descriptor for a permission set within an ACL entry.
  63 Argument
  64 .Fa perm
  65 does not contain a valid
  66 .Vt acl_perm_t
  67 value.
  68 .El
  69 .Sh SEE ALSO
  70 .Xr acl 3 ,
  71 .Xr acl_clear_perms 3 ,
  72 .Xr acl_delete_perm 3 ,
  73 .Xr acl_get_permset 3 ,
  74 .Xr acl_set_permset 3 ,
  75 .Xr posix1e 3
  76 .Sh STANDARDS
  77 POSIX.1e is described in IEEE POSIX.1e draft 17.
  78 .Sh AUTHORS
  79 .An Michael Smith
  80 .An Chris D Fulhaber