Re: [ptxdist] [PATCH] libmodbus: adapt help text to the reality

[Alexander Dahl <ada@thorsis.com>]

Hei hei,

Am Thu, Mar 09, 2023 at 10:29:06AM +0100 schrieb Michael Olbrich:
> On Thu, Mar 09, 2023 at 10:08:50AM +0100, Juergen Borleis wrote:
> > With change a08638d93d19624cf3c20d033ea8f61b96c43408
> >   "libmodbus: version bump 2.0.4 -> 3.0.8"
> > libmodbus changed from 2.x.x to 3.0.x version like libmodbus3 did.
> > 
> > And with change a76b31d5b637bc89ca26e7fa81503cbc7632b666
> >   "libmodbus3: version bump 3.0.6 -> 3.1.4"
> > libmodbus3 switched to the recent to 3.1.x version.
> 
> Hmmm, it feels like there were supposed to be for two packages, one for
> version 2.x and one for 3.x, at least it started that way.
> I don't really know anything about libmodbus. Are the two versions
> incompatible?

Yes, 3.0.x and 3.1.x have incompatible APIs and probably ABIs.
3.0.x has .so version 5 and 3.1.x has .so version 6, at least to my
notes and the code trying to distinguish this.

Greets
Alex

> 
> Ladislav, you touched it last, you did the "2.0.4 -> 3.0.8". Do you have
> any insight here?
> 
> Michael
> 
> 
> > Signed-off-by: Juergen Borleis <jbe@pengutronix.de>
> > ---
> >  rules/libmodbus.in  | 4 ++--
> >  rules/libmodbus3.in | 4 ++--
> >  2 files changed, 4 insertions(+), 4 deletions(-)
> > 
> > diff --git a/rules/libmodbus.in b/rules/libmodbus.in
> > index f4f71fc..89ab189 100644
> > --- a/rules/libmodbus.in
> > +++ b/rules/libmodbus.in
> > @@ -4,7 +4,7 @@ config LIBMODBUS
> >  	prompt "libmodbus"
> >  	help
> >  	  libmodbus is a library that implements the Modbus/RTU protocol
> > -	  (TCP and serial).
> > +	  (TCP and serial) (Version 3.0.x).
> >  
> > -	  WWW: https://launchpad.net/libmodbus
> > +	  WWW: https://libmodbus.org/
> >  
> > diff --git a/rules/libmodbus3.in b/rules/libmodbus3.in
> > index 3a950d7..d69a882 100644
> > --- a/rules/libmodbus3.in
> > +++ b/rules/libmodbus3.in
> > @@ -4,7 +4,7 @@ config LIBMODBUS3
> >  	prompt "libmodbus3"
> >  	help
> >  	  libmodbus is a library that implements the Modbus protocol
> > -	  (TCP and serial) (Version 3.0.x).
> > +	  (TCP and serial) (Version 3.1.x).
> >  
> > -	  WWW: http://http://libmodbus.org/
> > +	  WWW: https://libmodbus.org/
> >  
> > -- 
> > 2.30.2
> > 
> > 
> > 
> 
> -- 
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