[Scons-users] Fwd: Re: has overriding C++ compiler paths and names changed with Python 3.x?

[Damien]

I meant to send this to the list earlier instead of just Mats.

-------- Forwarded Message --------
Subject: 	Re: [Scons-users] has overriding C++ compiler paths and names 
changed with Python 3.x?
Date: 	Thu, 17 Jan 2019 19:35:53 -0700
From: 	Damien <damien at khubla.com>
To: 	Mats Wichmann <mats at wichmann.us>



OK, the 3.0.1 release works and the tip of Master also works. 3.0.3 
doesn't work.

Damien

On 1/17/2019 5:16 PM, Mats Wichmann wrote:
> On 1/17/19 4:36 PM, Damien wrote:
>> Hi all,
>>
>> For probably ten years we've run a custom build setup, overriding SCons
>> default behaviour for compiler selection, library flags etc depending on
>> what OS we're on and what compiler versions we need to use. We've been
>> on 3.0.1 with Python 2.7 for a year now.  We're just setting up a CI/QC
>> server with 3.0.3 and Python 3.7.2.  SCons is now complaining that there
>> are no C++ compilers installed, even though we have set the path
>> explicitly.  This is with Visual Studio 2017, v15.9.5, it just came out
>> a few days ago.
>>
>> We now get the missing compiler message:  scons: warning: No version of
>> Visual Studio compiler found - C/C++ compilers most likely not set
>> correctly
>>
>> In the SCons environment, we set the following in a .py file that's
>> called by the SConscript from SConstruct:
>>
>> cxxcompilerpath = ["C:/Program Files (x86)/Microsoft Visual
>> Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx64/x64"]
>> env.PrependENVPath('PATH', cxxcompilerpath)
>> env['CXX'] = 'cl.exe'
>>
>> That cxxcompilerpath exists and cl.exe is there.  This has worked for
>> years for us.
>>
>> We get the standard command prompt "can't find it" message:
>>
>> 'cl.exe' is not recognized as an internal or external command,
>> operable program or batch file.
>>
>> SCons was installed with "python setup.py install", not with pip.
>>
>> Any suggestions?
> can you try the current git head possibly? there's an ongoing wrestling
> match with this stuff, and more changes landed after 3.0.3 dropped.
>
>

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