(moved temporarily here for catching expert answers, then I'll
transfer the result to grass-user to avoid cross-posting)

The point is that the user wants to run without extra hassle
(parameter updates are ok of course) existing G6 scripts in a G7
session on Windows:

------- start fwd -------
On Sat, Apr 30, 2016 at 10:53 AM, Bartolomei.Chris  wrote:
> Ok (I guess) but this causes severe problems running shell scripts that call 
> out the GRASS modules ... there is no way of knowing which modules are 
> compiled executables (which run fine from the shell script) and which ones 
> are Windows Batch files (which DON'T run when called from a script) ... 
> unless you run the script and figure out which modules make it crash.  If you 
> look in the bin directory, you'll see a mix of both ... for example r.mask, 
> v.build.all and v.db.addcolumn are Windows Batch files which you can''t run 
> from a shell script - you have to add the "python {path to 
> script}/{script}.py" to run it whereas in the same bin directory v.build, 
> v.clean, r.what, etc are compiled executables.
> This is really really (really) bad.  There are a lot of legacy shell scripts 
> that will need extensive rewriting for which there are no resources to do. 
> It's bad enough that msys is gone, the topology is no longer valid (have to 
> update all data), a large amount of the module syntax options have changed, 
> and so on ... for me all of this grief is because v.net doesn't snap points 
> to the network and the fix (in v7) won't be ported to v6.4.4 .... They 
> modules should all be compiled executables so legacy shell scripts users have 
> can run them ... please make at least ONE thing about this "upgrade" 
> semi-straightforward. It's been a nightmare.
------- end fwd -------

I hope someone can give suggestions here.

thanks
Markus
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