[IronPython] Invalid construct in DLR's MSBuild file?

[Curt Hagenlocher]

This looks like a problem in quite a few of our csproj files.  Could you
open up a bug report on CodePlex for this?

Thanks,
-Curt

On Wed, Dec 10, 2008 at 2:39 AM, Seo Sanghyeon <sanxiyn at gmail.com> wrote:

> Hello, now I am trying to use xbuild (open source implementation of
> MSBuild language) to build IronPython, and the first error (after
> instrumenting the source to make it clear what the error is) is this:
>
> $ xbuild Microsoft.Scripting.ExtensionAttribute.csproj
> XBuild Engine Version 0.1
> Mono, Version 2.3.0.0
> Copyright (C) Marek Sieradzki 2005. All rights reserved.
> ConditionParser failed to parse  $(SilverlightBuild) != 'true'
>
> Unhandled Exception:
> Microsoft.Build.BuildEngine.InvalidProjectFileException: The requested
> feature is not implemented. ---> System.NotImplementedException: The
> requested feature is not implemented.
>  at Microsoft.Build.BuildEngine.ConditionParser.ParseFactorExpression
> () [0x00000]
>  at Microsoft.Build.BuildEngine.ConditionParser.ParseRelationalExpression
> () [0x00000]
>  at Microsoft.Build.BuildEngine.ConditionParser.ParseBooleanOr () [0x00000]
>  at Microsoft.Build.BuildEngine.ConditionParser.ParseBooleanAnd ()
> [0x00000]
>  at Microsoft.Build.BuildEngine.ConditionParser.ParseBooleanExpression
> () [0x00000]
>  at Microsoft.Build.BuildEngine.ConditionParser.ParseExpression ()
> [0x00000]
>  at Microsoft.Build.BuildEngine.ConditionParser.ParseCondition
> (System.String condition) [0x00000]
>  --- End of inner exception stack trace ---
>  at Microsoft.Build.BuildEngine.Project.DoLoad (System.IO.TextReader
> textReader) [0x00000]
>  at Microsoft.Build.BuildEngine.Project.Load (System.String
> projectFileName) [0x00000]
>  at Mono.XBuild.CommandLine.MainClass.Execute () [0x00000]
>
> According to MSDN, MSBuild Conditions
> http://msdn.microsoft.com/en-us/library/7szfhaft.aspx conditions
> should be of the form 'stringA' != 'stringB', where "single quotes are
> not required for simple alphanumeric strings or boolean values". Is
> $(SilverlightBuild) this case? If it isn't, shouldn't it be quoted as
> '$(SilverlightBuild)'?
>
> If I manually change this condition to be quoted (I also note, all
> other uses of $(SilverlightBuild) is actually quoted in this file),
> xbuild builds this assembly successfully.
>
> Even if this is actually valid (then I argue documentation is
> confusing), I think it would be a good idea to quote this anyway.
>
> --
> Seo Sanghyeon
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>
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