On Mon, 1 Mar 2004, Robert Watson wrote:
> I'd like to generate static call graphs from sections of src/sys/kern,
> src/sys/net, and src/sys/netinet, and ideally, get an output that looks
> pretty when printed to a (perhaps large) piece of paper. It doesn't
> need to be able to handle function pointer magic in structures (vnode
> operations, socket operations, file descriptor operations, sysinits,
> etc); I just want a fairly high-level graph to get a feel for particular
> chunks of code spanning a couple of C files. Anyone have any
> recommendations? Preferably something that can actually parse the
> variant of C we use in our kernel :-).
Well, using a scary combination of grep, awk, a long list of "omit this"
regexp's, and prcc from cflow, I got the following:
http://www.watson.org/~robert/freebsd/20040302-sockets.ps
Duck and cover.
Robert N M Watson FreeBSD Core Team, TrustedBSD Projects
[EMAIL PROTECTED] Senior Research Scientist, McAfee Research
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