[Scons-users] env.Command and _process_ environment variables :-(

[Pedro Larroy]

In windows 8 the environment is propagated fine. Maybe is a python bug?

Pedro.

On Tue, Oct 16, 2012 at 8:19 PM, Pedro Larroy
<pedro.larroy.lists at gmail.com> wrote:

> Hi

>

> I reproduced with a minimal setup. I think it's a bug, see the

> attached zip file. When executing run.bat  the two environments

> differ, the one that is displayed by show.py lacks VS11 related stuff

> in the PATH.

>

> https://www.dropbox.com/sh/h6c8w3wjnfw5z6i/tAEBi2eHuE/path.zip

>

> Should I fill a ticket?

>

> Pedro.

>

> On Tue, Oct 16, 2012 at 7:46 PM, Pedro Larroy

> <pedro.larroy.lists at gmail.com> wrote:

>> Hi William

>>

>> Thanks a lot for your reply. I'm using Visual studio 2012, the problem

>> only happens in VS2012 with Windows7. In windows 8 the path of the

>> environment was propagated fine IIRC.

>>

>> I tried now with env = Environment(ENV={PATH: os.environ['PATH']})

>> and it works, but before I was doing env = Environment(ENV=os.environ)

>> hoping to export the full env and didn't work

>>

>> I'm creating the environment as:

>>

>> env = Environment(MSVS_ARCH='amd64', MSVC_VERSION='11.0', ENV={'PATH':

>> os.envrion['PATH']})

>>

>> And as you say, compiling SConscript files is fine, as CL is found

>> automatically, the only problem was when calling env.Command oddly

>> enough.

>>

>> Pedro.

>>

>> On Tue, Oct 16, 2012 at 7:29 PM, William Deegan

>> <bill at baddogconsulting.com> wrote:

>>> Pedro,

>>>

>>> On Oct 16, 2012, at 8:13 AM, Pedro Larroy <pedro.larroy.lists at gmail.com> wrote:

>>>

>>>> Hi

>>>>

>>>> Is there a way to pass the process environment to env.Command target?

>>>> I think the environment is not being passed correctly.

>>>>

>>>> I have an env.Command statement to build some artifacts. Before

>>>> calling Scons I call vcvarsall.bat to set the environment variables

>>>> that Visual Studio needs, PATH etc.

>>>>

>>>> This env.Command ends up calling Microsoft's "cl" compiler.

>>>>

>>>> The problem that I have is that "cl" is not found in the PATH, as when

>>>> executing env.Command seems the environment variables are not being

>>>> passed.

>>>>

>>>> I tried creating env with Environment(ENV=os.environ)

>>>>

>>>> When I call the Sconscript, os.environ has the correct environment.

>>>> And when I call the env.Command target manually after setting

>>>> vcvarsall.bat it works fine.

>>>

>>>

>>> In general SCons should detect the location of your visual studio/VC install. so you shouldn't need to source the vcvarsall.bat.

>>>

>>> Which version of visual studio/VC/other are you using?

>>> Which version of windows? (and is it 32 or 64bits)?

>>>

>>> Thanks,

>>> Bill

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