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On Sat, 15 Oct 2022 15:21:42 -0700
Guy Harris <ghar...@sonic.net> wrote:
> On Oct 15, 2022, at 8:03 AM, Denis Ovsienko via tcpdump-workers
> <tcpdump-workers@lists.tcpdump.org> wrote:
>
> > As it turns out, on Linux tcpslice currently fails to build with the
> > current master branch of libpcap. This reproduces in all Linux CI
> > builds and also on my Ubuntu 20.04 PC. The root cause seems to be
> > in libpcap via pcap-config:
> >
> > /usr/bin/ld: cannot find -lsystemd
> > clang: error: linker command failed with exit code 1 (use -v to see
> > invocation)
> >
> > LIBS='../libpcap/libpcap.a -lnl-genl-3 -lnl-3 -ldbus-1 -lpthread
> > -lsystemd '
>
> Fixed in
>
> commit 588f0bb996230a84a8cf10ddf30cc514e3ba5a68 (HEAD -> master,
[...]
Thank you Guy.
> This should only be an issue for programs that link statically with
> libpcap (libpcap.a) but don't link completely statically. I don't
> know if anything does that other than tcpdump (from which this change
> was taken) and tcpslice, if they're building with a libpcap.a from a
> libpcap source and build tree in the same parent directory as the
> tcpdump/tcpslice source and build tree.
Is this semantics worth adding to pcap-config(1)?
--
Denis Ovsienko
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