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    SubjectRe: [PATCH 2/4] fib_trie: improve output format for /proc/net/fib_trie
    On Tue, 12 Feb 2008 16:50:44 -0800 Stephen Hemminger <shemminger@vyatta.com> wrote:

    > Make output format prettier (more tree like).
    >
    > <local>:
    > --- 0.0.0.0/0
    > |--- 10.111.111.0/24
    > | +-- 10.111.111.0/32 link broadcast
    > | |--- 10.111.111.254/31
    > | | +-- 10.111.111.254/32 host local
    > | | +-- 10.111.111.255/32 link broadcast
    > |--- 127.0.0.0/8
    > | |--- 127.0.0.0/31
    > | | +-- 127.0.0.0/32 link broadcast
    > | | +-- 127.0.0.0/8 host local
    > | | +-- 127.0.0.1/32 host local
    > | +-- 127.255.255.255/32 link broadcast
    > |--- 192.168.1.0/24
    > | |--- 192.168.1.0/28
    > | | +-- 192.168.1.0/32 link broadcast
    > | | +-- 192.168.1.9/32 host local
    > | +-- 192.168.1.255/32 link broadcast
    > <main>:
    > --- 0.0.0.0/0
    > |--- 0.0.0.0/4
    > | +-- 0.0.0.0/0 universe unicast
    > | +-- 10.111.111.0/24 link unicast
    > +-- 169.254.0.0/16 link unicast
    > +-- 192.168.1.0/24 link unicast

    isn't that a non-back-compatible kernel ABI change? It might
    break pre-existing parsers?

    aside: how lame are we to put pretty-printers in the kernel?
    English-only ones, at that? Root cause: kernel developers still
    don't have a sufficiently easy way of shipping userspace tools.


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