Re: make a extension for packet-sctp.c, meet a problem.

[Jeff Morriss <jeff.morriss.ws () gmail com>]

黄登辉 wrote:
> Hi
>     I meet a problem, i define a global variable 
> e.g. g_sctp_packet_analyzing_debug in packet-sctp.c, then we want to 
> access it in tshark.c.
> even make a statement in tshark.c, i still meet link error undefined 
> reference to `g_sctp_packet_analyzing_debug. i know it should be linked with
> packet-sctp.o, but seems that wireshark compile system don't generate 
> object file packet-sctp.o, i am not familiar with wireshark compile system.
> Any expert can help me this out? thanks.

Any symbols put in libwireshark (e.g., from packet-sctp.c) need to be 
exported by being listed in epan/libwireshark.def .  (That file used to 
be only for Win32, but now *NIX builds also use it.)
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