NAME
VOP_PATHCONF —
return POSIX pathconf
information
SYNOPSIS
#include
<sys/param.h>
#include <sys/vnode.h>
#include <sys/unistd.h>
int
VOP_PATHCONF(struct
vnode *vp, int
name, int
*retval);
DESCRIPTION
The arguments are:- vp
- The vnode to get information about.
- name
- The type of information to return.
- retval
- The place to return the information.
The value of name specifies what should be returned:
_PC_LINK_MAX- The maximum number of links to a file.
_PC_NAME_MAX- The maximum number of bytes in a file name.
_PC_PATH_MAX- The maximum number of bytes in a pathname.
_PC_PIPE_BUF- The maximum number of bytes which will be written atomically to a pipe.
_PC_CHOWN_RESTRICTED- Return 1 if appropriate privileges are required for the chown(2) system call, otherwise 0.
_PC_NO_TRUNC- Return 1 if file names longer than
KERN_NAME_MAXare truncated.
RETURN VALUES
If name is recognized,
*retval is set to the specified value and zero is
returned, otherwise EINVAL is returned.
SEE ALSO
AUTHORS
This manual page was written by Doug Rabson.