[Scons-users] Specify Toolchain for Windows

[Bill Deegan]

Zarko,

See comments inline below


On Thu, May 18, 2017 at 12:03 PM, Zarko Berberski (Aditi Staffing LLC) via
Scons-users <scons-users at scons.org> wrote:

> Are you launching scons.py from some command shell/script ?
>
> The setup I'm working with uses cygwin64 and the build script adds
> "C:\cygwin64\usr\x86_64-w64-mingw32\sys-root\mingw\bin" (and the whole
> slew of others) so scons.py already has it and doesn't need build.
>
> When I need to invoke scons.py standalone (like form a debugger) I inject
> a file by adding something like:
>

Can you clarify why you need to do this?
I'm a SCons core developer and I've never needed to do anything like this
to run scons in a debugger..

sys.path should only affect loading python modules and have nothing to do
with where tool are found by SCons..

-Bill


>
> Import os, sys
> SconsStarter = os.path.join( os.path.dirname(__file__), "SconsStarter.py")
> execfile(SconsStarter)
>
> to the very beginning of scons.py and SconsStarter.py adds all paths I
> need, like:
> ------------------------------------------------------------
> ----------------
> BuildRoot = r"C:\cygwin64\home\v-zaberb"
>
> BuildPath = [
>               r"C:\ocamlmgw64\bin",
>               r"C:\PROGRA~2\MICROS~1.0\VC\bin\amd64",
>               r"C:\PROGRA~2\MICROS~1.0\VC\bin",
>               r"C:\PROGRA~2\MICROS~4\F#\4.0\FRAMEW~1\v4.0/",
>               r"C:\cygwin64\usr\x86_64-w64-mingw32\sys-root\mingw\bin"
> ]
>
> SconsPath = [ join(sys.prefix, 'scons'),    # throwaway, scons.py eats
> sys.path[0]
>               join(sys.prefix, 'Lib', 'site-packages', 'scons-2.5.0'),
>               join(sys.prefix, 'Lib', 'site-packages', 'scons-2.5.0',
> 'scons')
>               ]
>
> sys.path = SconsPath + BuildPath + sys.path
> ------------------------------------------------------------
> ----------------
>
> Oh and you do need to put one extra path at the top of your sys.path since
> scons.py is just going to eat it :-) Not kidding:
>
> https://bitbucket.org/scons/scons/src/f34900d9bfd84fd3c44ebe5763dfad
> 0e8bb1e247/src/script/scons.py?at=default&fileviewer=file-
> view-default#scons.py-68
>
>
> -----Original Message-----
> From: Scons-users [mailto:scons-users-bounces at scons.org] On Behalf Of
> R0b0t1
> Sent: Wednesday, May 17, 2017 10:32
> To: SCons users mailing list <scons-users at scons.org>
> Subject: Re: [Scons-users] Specify Toolchain for Windows
>
> On Wed, May 17, 2017 at 11:50 AM, Bill Deegan <mailto:
> bill at baddogconsulting.com> wrote:
> > Are you using:
> > Program()
> > or environ.Program() ?
> >
> > -Bill
> >
>
> My apologies, I'm using `environ.Program()` as above:
>
> ```Python
> shooter = environ.Program(target=target, source=sources,
>     PATH=path, LIBS=libraries, CPPPATH=incpath, LIBPATH=libpath) ```
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