Date: Mon, 11 Apr 2011 17:17:13 +0200 From: Gary Jennejohn <gljennjohn@googlemail.com> To: Sergey Vinogradov <boogie@lazybytes.org> Cc: freebsd-current@freebsd.org Subject: Re: [PATCH] ifconfig(8) flag to display IPv4 netmasks in dot-decimal format Message-ID: <20110411171713.144d9a72@ernst.jennejohn.org> In-Reply-To: <4DA2EFEF.3010004@lazybytes.org> References: <4DA2EFEF.3010004@lazybytes.org>
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On Mon, 11 Apr 2011 16:11:27 +0400 Sergey Vinogradov <boogie@lazybytes.org> wrote: > I've written a tiny-tiny patch, which adds the '-t' flag to ifconfig(8). > It modifies the output to display IPv4 netmasks in dotted decimal notation: > > % ifconfig msk0 > msk0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > > options=c011a<TXCSUM,VLAN_MTU,VLAN_HWTAGGING,TSO4,VLAN_HWTSO,LINKSTATE> > ether 00:16:e6:88:0f:89 > inet 10.10.0.1 netmask 0xffffff00 broadcast 10.10.0.255 > media: Ethernet autoselect (none) > status: no carrier > > % ifconfig -t msk0 > msk0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > > options=c011a<TXCSUM,VLAN_MTU,VLAN_HWTAGGING,TSO4,VLAN_HWTSO,LINKSTATE> > ether 00:16:e6:88:0f:89 > inet 10.10.0.1 netmask 255.255.255.0 broadcast 10.10.0.255 > media: Ethernet autoselect (none) > status: no carrier > > There was a discussion [1] in freebsd-hackers@ about adding such > functionality to ifconfig(8), which urged me write this patch. The > default behavior of ifconfig(8) is kept unmodified, so there shouldn't > be any compatibility breakages. At least, it works fine for me :) > > [1] > http://lists.freebsd.org/pipermail/freebsd-hackers/2011-April/034997.html > Looks good, except I'd change this line to read like this: +The +.Fl t +flag makes IPv4 netmasks being displayed in dotted decimal notation. ^^^^^ results in -- Gary Jennejohn
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