[GRASS-dev] gis.m patch

[Huidae Cho]

On Sun, Sep 03, 2006 at 10:07:35PM +0100, Glynn Clements wrote:
> 
> Huidae Cho wrote:
> 
> > > This is GREAT. Thanks very much. I have a couple questions.
> > > 
> > > 1. Is there a binary version of this available for people to try?
> > 
> > No, not yet.  Since the native winGRASS runs on MSys, users need to
> > install various MSys/GnuWin32 packages as well as GRASS.  I want to
> > distribute a whole system including MSys/GnuWin32 binaries, but I'm not
> > sure about license issues related to redistribution.  It looks like most
> > of packages are under GPL licenses, so can I?  It could be really
> > annoying for non-techy users to choose right packages from their sites
> > (it's not like Cygwin).
> 
> Most of the packages you are likely to need will allow bundling with
> GRASS in a single installer or archive.
> 
> The only case which might be problematic is if you are using
> ActiveState Tcl/Tk; the licencing conditions for that looked like they
> might be problematic, so I've been using the standard Tcl/Tk packages
> built from source instead.

Then the MSys version should be fine?

> 
> > > 3. Could you give me a brief one-liner of what each change to gism is
> > > intended to do so I can find a way to keep this in the code if it does have
> > > issues on other platforms?
> > 
> > As mentioned above, the only problem was the null device.  On Windows,
> > it's called "nul" and that's the only change that I made.
> 
> There is also this one:
> 
> 	# Actually run the program
> 	- set cmd [concat | $cmd 2>@ stdout]
> 	+ if { $mingw == "1" } {
> 	+  set cmd [concat | $cmd]
> 	+ } {
> 	+  set cmd [concat | $cmd 2>@ stdout]
> 	+ }
> 
> What happens without that change?

I get the same error as http://intevation.de/rt/webrt?serial_num=5096.
$ret is set to 1 and it cannot make it to $execcmd.

> 
> > > 4. Does NVIZ work?
> > 
> > No.  The configure message below is misleading because I tried to use
> > libW11, which WAS part of grass5.
> 
> Note that NVIZ does work natively under Windows (using MinGW/MSys);
> the only problem I ran into was that you need to redirect NVIZ' stdin
> from /dev/null otherwise "exec" hangs (redirect stdin within the exec
> command doesn't work).

OK, I'll try.

Huidae