Be more precise on the chars accepted for xxN in /etc/ifconfig.xxN

filenames, and ifconfig_xxN variables inside rc.conf(5).

Should fix PR misc/39376.
This commit is contained in:
jym 2011-04-07 00:22:59 +00:00
parent d833e65927
commit b793e91e75
1 changed files with 10 additions and 2 deletions

View File

@ -1,4 +1,4 @@
.\" $NetBSD: ifconfig.if.5,v 1.14 2010/09/26 18:52:04 apb Exp $
.\" $NetBSD: ifconfig.if.5,v 1.15 2011/04/07 00:22:59 jym Exp $
.\"
.\" Copyright (c) 1996 Matthew R. Green
.\" All rights reserved.
@ -24,7 +24,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.Dd September 26, 2010
.Dd April 7, 2011
.Dt IFCONFIG.IF 5
.Os
.Sh NAME
@ -56,6 +56,14 @@ variable or the
file for the
.Sy fxp0
interface).
Only characters allowed in
.Xr sh 1
variables names should be used for
.Ar nnX
.Po Xr ascii 7
uppercase and lowercase letters, digits, and underscore
.Pc .
.Pp
The variable or file will get evaluated only if the interface exists on
the system.
Multiple lines can be placed in a variable or file, and will be