[Scons-users] Checking for specific versions of visual studio

[Brian Cody]

Bill,

Here's the file you requested. I never realized the option for it existed!
Thanks for that.

http://pastebin.com/0pqdMYzv

-Brian


On Tue, Sep 15, 2015 at 9:31 AM, Bill Deegan <bill at baddogconsulting.com>
wrote:

> Can you run with:
>
> set SCONS_MSCOMMON_DEBUG=c:\somefile.log
> scons <whatever>
> and pastbin the log file?
>
> -Bill
>
> On Tue, Sep 15, 2015 at 9:01 AM, Brian Cody <brian.j.cody at gmail.com>
> wrote:
>
>> Hey guys, a while ago I asked about how exists() is used for tools and I
>> was told it pretty much isn't. We have an scons.workarounds we use to get..
>> around things like this. Today it looks like this:
>>
>> _already_warned_about_tool = set()
>>
>> def does_tool_exist(env, tool):
>>     return SCons.Tool.Tool(tool, [str(SCons.Script.Dir(path)) for path in
>> env['toolpath']]).exists(env)
>>
>> def verify_tool_exists(env, tool):
>>     exists = does_tool_exist(env, tool)
>>     if not exists:
>>         if tool not in _already_warned_about_tool:
>>             _already_warned_about_tool.add(tool)
>>             sys.stderr.write('*** Tool "' + tool + '" does not exist;
>> targets skipped.\n')
>>             if env['fail_if_tools_are_unavailable']:
>>                 raise
>> SCons.Errors.BuildError(errstr='fail_if_tools_are_unavailable is enabled.')
>>     return exists
>>
>> This is used because we have some developers who don't have all tools who
>> still want to be able to "build all that I can". Now the issue we're seeing
>> is that we create an environment specifically for visual studio 9.0. i.e.
>> Environment(tools = ['msvc', 'mslink', 'masm' , 'mslib'],
>> MSVC_VERSION='9.0', ......)
>>
>> With this environment, the above function will successfully tell you if
>> visual studio is installed or not, however it will return True even if the
>> version is 12.0. At the moment I'm not sure that we can go to 12 with our
>> version of the compact framework. Our easier solution would be that this
>> function should just return false. Deep in the bowels of the visual studio
>> support I see that the "msvc_exists" takes a version number, but the
>> exists() in the tool does not attempt to use it. In "msvs_exists" it does
>> not allow the same version check.
>>
>>
>> So my leading question: How am I supposed to offer this functionality? If
>> this is a half-implemented in SCons, any suggestion on how to solve this
>> generically from our standpoint without injecting changes into the SCons
>> package?
>>
>> Thanks
>>
>> _______________________________________________
>> Scons-users mailing list
>> Scons-users at scons.org
>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>
>>
>
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