freebsd-dev/share/man/man9/devfs_add_devswf.9
1998-08-31 16:41:09 +00:00

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.Dd December 31, 1995
.Os FreeBSD
.Dt DEVFS_ADD_DEVSWF 9
.Sh NAME
.Nm devfs_add_devswf
.Nd wire device into devswitch table
.Sh SYNOPSIS
.Fd #include <sys/types.h>
.Fd #include <sys/devfsext.h>
.Ft void *
.Fn devfs_add_devswf "void *devsw" "int minor" "int chrblk" "uid_t uid" "gid_t gid" "int perms" "char *fmt" ...
.Sh DESCRIPTION
The call that adds an entry into devfs is
.Nm devfs_add_devswf .
.Pp
It's arguments are:
.Bl -tag -width 8X
.It Ar devsw
the address of the devsw entry the name should access
.It Ar minor
the minor number
.It Ar chrblk
whether the device is CHAR or BLK
.It Ar uid
Owner UID
.It Ar gid
Owner GID
.It Ar perms
Permissions (e.g. rwxr--r-- = 0744)
.It Ar fmt
Formatted string including name, and, if applicable, path to device within DEVFS
.El
.Sh RETURN VALUES
It returns a token that can be used to link another name to the same
device
.Pq see Xr devfs_link 9 ,
or destroy the device
.Pq see Xr devfs_remove_dev 9 .
.Sh SEE ALSO
.Xr devfs_link 9 ,
.Xr devfs_remove_dev 9
.Sh HISTORY
The function
.Nm
appeared in
.Fx 2.2 .
.Sh AUTHORS
This man page has been written by
.if t J\(:org Wunsch
.if n Joerg Wunsch
after a description from
.An Julian Elischer .