freebsd-skq/lib/libc/gen/devname.3

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1994-05-27 05:00:24 +00:00
.\" Copyright (c) 1993
.\" The Regents of the University of California. All rights reserved.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" California, Berkeley and its contributors.
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.\" @(#)devname.3 8.1 (Berkeley) 6/4/93
.\"
.Dd June 4, 1993
.Dt DEVNAME 3
.Os BSD 4.4
.Sh NAME
.Nm devname
.Nd get device name
.Sh SYNOPSIS
.Fd #include <stdlib.h>
.Ft char *
.Fn devname "dev_t dev" "mode_t type"
.Sh DESCRIPTION
The
.Fn devname
function returns a pointer to the name of the block or character
device in
.Dq Pa /dev
with a device number of
.Fa dev ,
and a file type matching the one encoded in
.Fa type
which must be one of S_IFBLK or S_IFCHR.
If no device matches the specified values, or no information is
available, the string
.Dq ??
is returned.
.Sh SEE ALSO
.Xr stat 2 ,
.Xr dev_mkdb 8
.Sh HISTORY
The
.Nm devname
function call appeared in
.Bx 4.4 .