RE: Building on MinGW

[John D]

-----Original Message-----
From: John W. Eaton [mailto:address@hidden 
Sent: Monday, June 17, 2013 10:24 AM
To: John D
Cc: 'Clemens Buchacher'; 'Philip Nienhuis'; address@hidden
Subject: Re: Building on MinGW

On 06/17/2013 05:06 AM, John D wrote:

> I diffed the oct-gperf.h from the mxe-build to the one generated from 
> trying to compile the hg sources and they look the same with the 
> exception of some #line filename lines, which hve a different path for 
> the file name from your machine vs mine.
>
> One thing I saw in configure, which I also saw in the mxe-build was a 
> warning about bison:
>
> configure:7886: checking for bison
> configure:7902: found /home/jdonoghue/mxe-octave/usr/bin/bison
> configure:7913: result: bison -y
> configure:7927: checking syntax of bison push/pull declaration
> configure:7971: result:
> configure:7987: WARNING:
>
> I wasn't able to find a suitable style for declaring a push-pull 
> parser in a bison input file so I'm disabling bison.
>
> configure:8005: WARNING:
>
> I didn't find bison, but it's only a problem if you need to 
> reconstruct parse.cc, which is the case if you're building from VCS 
> sources.

So I tried it a couple of times, and it is consistent:
Msys-bison (2.4.2) builds the hg octave
Mxe-octave bison (2.7.12-4996) displays the push/pull warning and will not
create the hg sources executable