Re: [Autoconf] what's a router

"Rogge Henning" <henning.rogge@fkie.fraunhofer.de> Thu, 05 August 2010 11:39 UTC

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From: "Rogge Henning" <henning.rogge@fkie.fraunhofer.de>
To: "Alexandru Petrescu" <alexandru.petrescu@gmail.com>
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Subject: Re: [Autoconf] what's a router
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> -----Ursprüngliche Nachricht-----
> Von: Alexandru Petrescu [mailto:alexandru.petrescu@gmail.com] 
> 
> > Yes... difficult choice between the localhost interface and 
> > the only physical outgoing interface wlan0.
> 
> So a MANET Router actually has at least two interfaces, which 
> makes it more of a router indeed, in my reading.
WTF ?

So a computer with two localhost interfaces is a router in your oppinion ?
Funny idea to forwarding a packet with a nexthop on a localhost interface.

> >>> And you don't need any header files like route.h on a 
> router, just 
> >>> on your development system. I don't think you will find many 
> >>> embedded routers (DSL, MANET, ...) with header files on them.
> >>
> >> WEll... the /usr/include stuff is there everywhere in the deployed 
> >> routers running binaries.  E.g. linux phones.  I think a 
> device that 
> >> boots a kernel has a file system and that should have a 
> /usr/include.
> >
> > Maybe you should check your facts before you post stuff like this.
> >
> > I just opened the console of my android smartphone (linux 
> based !) and 
> > I was not surprised that there are no include files on the device.
> 
> Good to know, I haven't tried android linux.
> 
> > Include files are necessary to COMPILE code... not to run it. They
> 
> Compile with static or dynamic link edition?
Both of them. Header files DO NOT MATTER except for the compiler.
 
> > are a waste of space on embedded linux systems, because you 
> don't have 
> > a compiler on them. Noone creating a sane distribution for 
> an embedded 
> > linux system would add an include file to it.
> >
> > I would bet that neither a windows smartphone, nor a webos 
> palm one,  
> > nor an iphone has any include header files on it's flash. 
> Unless the  
> > user installed it afterwards.
> 
> Libraries .so, .dll, modules .ko and kernel images may need 
> .h at run time...
Good luck finding a header file on your windows machine.

Alexandru, please take a break and read some good books about C, operation
systems and compilers. I think you have proven that you need to do some
research.

Henning Rogge

--
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