RE: how to make mexbiosig work on mxe-octave

[JohnD]

> -----Original Message-----
> From: Alois Schlögl [mailto:address@hidden
> Sent: Sunday, May 05, 2019 5:36 PM
> To: JohnD; address@hidden
> Subject: Re: how to make mexbiosig work on mxe-octave
> 
> On 5/3/19 5:48 PM, JohnD wrote:
> >
> >> -----Original Message-----
> >> From: Alois Schlögl [mailto:address@hidden
> >> Sent: Friday, May 03, 2019 11:22 AM
> >> To: JohnD; address@hidden
> >> Subject: Re: how to make mexbiosig work on mxe-octave
> >>
> >> On 01.05.19 22:12, JohnD wrote:
> >>>> ------------------------------
> >>>>
> >>>> Message: 2
> >>>> Date: Wed, 1 May 2019 01:20:49 +0200
> >>>> From: Alois Schl?gl <address@hidden>
> >>>> To: <address@hidden>
> >>>> Subject: how to make mexbiosig work on mxe-octave
> >>>> Message-ID: <3780f755-22ea-4001-b7c8-
> >> address@hidden>
> >>>> Content-Type: text/plain; charset="utf-8"
> >>>>
> >>>>
> >>>> Dear maintainers of MXE-OCTAVE,
> >>>>
> >>>>
> >>>> mexbiosig [1] is a mex-file for loading about 50 different Biosig
> >>>> data formats [2] into octave. mexbiosig can than be installed in
> >>>> octave with
> >> ?
> >>>>     pkg install mexbiosig-X.Y.Z.src.tar.gz
> >>>>
> >>>> but requires that? libbiosig [1] is available on the host platform.
> >>>> libbiosig for windows can be compiled with mxe [3,4,5]. I tried to
> >>>> compile libbiosig within mxe-octave. However, this was not
> >>>> successful (I just copied src/libbiosig.mk from [5] into a recent
> >>>> mxe-octave directory and tried to run "make libbiosig" in the same
> >>>> way as I used to this
> >> mxe.
> >>>> It fails with the message "make: *** No rule to make target
> >>>> 'libbiosig'.? Stop."
> >>>>
> >>>> Therefore, I'm asking:
> >>>>
> >>>> 1) how to compile libbiosig within mxe-octave ? What do I miss here ?
> >>>>
> >>>> 2) would you consider including libbiosig into the official
> >>>> mxe-octave repository ? What is needed to include this in Octave
> >>>> for
> >> windows ?
> >>>> The procedure to install mexbiosig in Octave is working fine on?
> >>>> Linux and macOS through homebrew. It would be great if mexbiosig
> >>>> could be also provided to Octave users on Windows. Could you help
> >>>> me with
> >> that ?
> >>>>
> >>>> Best regards,
> >>>>
> >>>> ? Alois
> >>>>
> >>>>
> >>>>
> >>>> [1] http://biosig.sourceforge.net/download.html
> >>>>
> >>>> [2] http://pub.ist.ac.at/~schloegl/biosig/TESTED
> >>>>
> >>>> [3] https://mxe.cc/
> >>>>
> >>>> [4] https://github.com/schloegl/mxe
> >>>>
> >>>> [5] https://github.com/schloegl/mxe/blob/master/src/libbiosig.mk
> >>>>
> >>>>
> >>>> -------------- next part -------------- An HTML attachment was
> >>>> scrubbed...
> >>>
> >>> Looks like from biosig4c++, you should be running make -f
> >>> Makefile.win32 It currently fails in the build though with error:
> >>> conflicting types for 'sopen'
> >>>
> >>
> >> Dear John,
> >>
> >>
> >> Yes, it's possible to cross-compile libbiosig on linux for windows.
> >> Usually, I do this with mxe.
> >>    git clone https://github.com/schloegl/mxe.git
> >>    cd mxe
> >>    make libbiosig
> >>
> >> The approach if "make -f Makefile.win32" is not supported anymore,
> >> but should be replaced with something like
> >>     TARGET=$(TARGET) CROSS=$(TARGET) make libbiosig
> >>
> >> Currently, I'm trying with the attached makefile which I put into
> >>     mxe-octave/src/libbiosig.mk
> >> and apply to attached patch
> >>
> >> When trying to run
> >>     mxe-octave$ make libbiosig
> >> it does not do much. Any idea what else is needed ?
> >>
> >>
> >> Best, Alois
> >>
> >>
> >>
> >>
> > Im assuming you ran configure in the mxe-octave directory and its not issues
> with that.
> 
> I was not aware about the need to run configure (thanks for the hint).
> 
> And yes is does not show any issues.
> 
> 
> >
> > Mxe-octave was based on an older version of mxe, where I believe there was
> only a PKG_BUILD target being called, so you need to create a section for:
> >
> > define $(PKG)_BUILD
> > endef
> >
> > and in it call the correct target build
> >
> >
> > Some of the dependencies you have haven't been built in a long time, so may
> be rather out of date, or no longer compile in mxe-octave, but I guess you 
> will
> find that out soon enough if that’s the case.
> 
> 
> The attached patches and make file compiles libbiosig v1.9.4 . I had to 
> disable
> dicom waveform support, but libbiosig will still be quite useful.
> 
> Could you include these in mxe-octave ?
> 
> 
> Cheers,
> 
>    Alois
> 



That’s still  didn’t work for me in mxe-octave, however I managed to get 
something working for em and pushed:

https://hg.octave.org/mxe-octave/rev/01ced4433575