Re: MXE cross-compiling the default branch

[Philip Nienhuis]

Серёжа Плотников wrote:
> 2014-07-07 19:36 GMT+02:00 Philip Nienhuis <address@hidden
> <mailto:address@hidden>>:
>
>     John Donoghue-2 wrote
>      > Message: 1
>      > Date: Sun, 06 Jul 2014 22:29:04 +0200
>      > From: sergey plotnikov &lt;
>
>      > seryozha.plotnikov@
>
>      > &gt;
>      > To: octave maintainers mailing list &lt;
>
>      > maintainers@
>
>      > &gt;
>      > Subject: MXE cross-compiling the default branch
>      > Message-ID: <
>
>      > 53B9B190.5050105@
>
>      >>
>      > Content-Type: text/plain; charset="utf-8"; Format="flowed"
>      >
>      > ? Dear maintainers,
>      >
>      > AFAICS, some of you from time to time (cross)compiles tip of default
>      > branch
>      > using MXE-Octave. Do you by a chance have some instruction which
>     one may
>      > use
>      > to do the same (since instruction from wiki is only suitable for
>     stable
>      > octave compilation)? I'm going to do it under Ubuntu (13.10 if this
>      > matters). After some digging into maintainers ML I've ended up
>     with the
>      > following algo:
>      > <1>. make a distributive of default branch and compute its
>     sha1sum [cd
>      > #somewhere#/octave/ && ./bootstrap && ./configure && make all dist &&
>      > sha1sum octave-4.1.0+.tar.gz] <2>. copy "octave-4.1.0+.tar.gz" to
>      > "mxe-octave/pkg" folder <3>. change two lines in
>      > "mxe-octave/src/octave.mk <http://octave.mk>":
>      > [
>      > $(PKG)_VERSION  := 4.1.0+
>      > $(PKG)_CHECKSUM := ## what you get from sha1sum ] <4>. and
>     finally run
>      > cross-compiler [ cd #somewhere#/mxe-octave/ &&
>     PATH=`pwd`/usr/bin:$PATH &&
>      > autoconf\
>      >   && ./configure --disable-stable && make nsis-installer ]
>      >
>      > Do I miss something or this is supposed to work properly? Last time I
>      > tried
>      > it, I also needed to use "--disable-docs" in <4>, but not sure if
>     it may
>      > work without that option now.
>      >
>      > Best regards,
>      > Sergey
>      >
>      >
>      > ----
>      >
>      > That seems about right - you don't need the PATH= statement
>      > It shouldn't need the disable docs option as long as the docs
>     were built
>      > in
>      > the main repo
>
>     In my mxe build tree dating back from March 2014 there's an
>     octave.mk <http://octave.mk> patch
>     meant to enable inclusion of the docs. Just today that still worked with
>     today's tip.
>
>     I have a brand new mxe clone as well (from yesterday July 6) but haven't
>     looked if that patch is still there.
>
>     BTW you miss a flag on the make nsis-installer line:
>     ​​
>     JOBS=<n>  where <n> =
>     nr. of CPU cores + a few. Will save you a lot of time.
>
>     Philip
>
>
> ​Thank you Philip!

+ John D of course....

Before I forget:
autoconf + possibly configure in mxe-octave is only required once. Any 
subsequent Octave build only needs make nsis-installler JOBS=<n>

> There are two octave patches is src/ (one for
> /doc/interpreter/Makefile.in and the second for /libgnu/unistd.in.h).
> Should I keep them all?

Recent clone? I suppose so then. If these patch files do not give rise 
to build errors they're OK.

> And thank you for JOBS, will certainly use it from now on.
> Just a noob q. Why "+ a few"?

Another noob here :-) I just add a few to be sure the CPU is always 
fully loaded.

Good luck!

Philip