[nos-bbs] JNOS tun - fails to compile

[Maiko Langelaar]

Jay,

Try this out, replace your tun.c with this one below :

   http://www.langelaar.net/jnos2/archive/news/tun_sp2l.c

First item in the JNOS page news section.

I'm going sailing now (on the road), gone all weekend. Good luck.

Maiko

On Fri, 20 Jul 2018, Jay Nugent wrote:

> Greetings fellopw NOSers,
>   It has been a very long time since I have needed to compile JNOS, and I 
> think I need a little help.
>
>   I did an RSYNC to grab the latest source from Maiko's site.  The compile 
> goes along fine until it encounters the first incidence of TUN.C at which 
> point I get a few ERRORS and then it exits without creating an executable.
>
>   Here is the output of that last lille bitof the compile:
>
> --------------------------------------------------------------------
> gcc -DUNIX -g3   -DDEBUG -Wall   -c -o devparam.o devparam.c
> gcc -DUNIX -g3   -DDEBUG -Wall   -c -o md5.o md5.c
> gcc -DUNIX -g3   -DDEBUG -Wall   -c -o tun.o tun.c
> In file included from netuser.h:38:0,
>                  from tcp.h:26,
>                  from iface.h:25,
>                  from tun.c:26:
> socket.h:85:21: error: expected identifier before numeric constant
>  #define SOCK_STREAM 0
>                     ^ 
> In file included from /usr/include/x86_64-linux-gnu/sys/socket.h:33:0,
>                  from /usr/include/linux/if.h:27,
>                  from tun.c:41:
> /usr/include/x86_64-linux-gnu/bits/socket.h:174:8: error: redefinition of 
> ‘struct sockaddr’
>  struct sockaddr
>        ^~~~~~~~ 
> In file included from socket.h:22:0,
>                  from netuser.h:38,
>                  from tcp.h:26,
>                  from iface.h:25,
>                  from tun.c:26:
> sockaddr.h:13:8: note: originally defined here
>  struct sockaddr {
>        ^~~~~~~~ 
> <builtin>: recipe for target 'tun.o' failed
> make: *** [tun.o] Error 1
> root at SkyLake2:~/jnos-source#
> -----------------------------------------------------------------
>
>   The target machine is 64-bit running Debian Stretch/sid 4.13.0-45-generic.
>
>
>   If I understand this correctly, JNOS brings along the TUN code and it is 
> not provided by the Linux distro?  I thought that it came with Linux but each 
> machine I have tested CANNOT find the 'tun' device when I attempt to do an 
> 'ifconfig tun0 192.168.100.100'.
>
>   I don't find any Step-By-Step on Maiko's site that walks us through 
> creating/installing a 'tun' device.
>
>
>   Any help is welcome!
>
>       --- Jay Nugent  WB8TKL
>           Ypsilanti, Michigan
>
>
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>
>  o Averaging at least 3 days of MTBWTF!?!?!?
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>