[etherlab-users] Compiling error caused by message block in etherlab_lib

[Richard Hacker]

Hi Amos,

please send me your SendMessage.c and pdserv.h

It seems as though you are using quite incompatable versions. What 
versions of etherlab and pdserv are you using from where?

Richard

Am 21/02/2020 um 10.15 schrieb Merkel, Amos:
> Hi,
> 
> I stumbled upon a problem in etherlab_lib I can’t find a solution to:
> 
> Using the Simulink block from “message” from etherlab_lib leads to an 
> compiling error:
> 
> “Error in S-function ‘Message_Test/Message’: S-Function ‘message’ does 
> not exist.“
> 
> This happens on two different systems with different versions of Matlab, 
> Linux and gcc. The message.c -.tlc and -.mex64 files exist in my Matlab 
> directory.
> 
> Since the path already exists in my matlab path, I assume that it should 
> be possible to find the S-Function and guessed there might be a problem 
> with the name.  I copied the message.c -.tls  and .mex64 files to my 
> working directory (still same error), renamed them to nachricht 
> (=^message in german), compiled them using “mex nachticht.c” and tried 
> using them in my own S-Function Block in Simulink. Now the S-Function 
> seems to be found, but I encounter the following compiling error:
> 
> SendMessage.c:201:48: error: too many arguments to function ‘pdserv_event’
> 
>       SendMessage_DW.SFunction1_PWORK.EventPtr = 
> pdserv_event(get_pdserv_ptr(),
> 
>                                                  ^~~~~~~~~~~~
> 
> In file included from SendMessage.h:28:0,
> 
>                   from SendMessage_capi.h:23,
> 
>                   from SendMessage.c:21:
> 
> /usr/local/include/pdserv.h:346:17: note: declared here
> 
> struct pdevent *pdserv_event(
> 
>                   ^~~~~~~~~~~~
> 
> This is as far as I get. Anybody encountered the similar problems, or 
> has an idea how to solve that?
> 
> (Note: I am no programmer, don’t know C and am fairly new to 
> Matlab/Simulink, so don’t assume I did everything correctly)
> 
> Greetings,
> 
> Amos
> 
> -- 
> Amos Merkel, M.Sc.
> Wissenschaftlicher Mitarbeiter
> Digitalisierung & Automatisierung
> 
> ifas – Institut für fluidtechnische Antriebe und Systeme
> RWTH Aachen University
> Campus-Boulevard 30
> 52074 Aachen
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> Fax: +49 241 80-647712
> 
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