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From "Xiao-Feng Li" <xiaofeng...@gmail.com>
Subject Re: ECJ and Harmony
Date Wed, 23 May 2007 00:19:04 GMT
On 5/22/07, Gregory Shimansky <gshimansky@apache.org> wrote:
> Hello
> While investigating the bug described in HARMONY-3565 I found out that
> ECJ (eclipse compiler that we use for java compilation) doesn't work
> quite correctly with Harmony. It tries to guess boot classes looking for
> files for ${java.home}/lib/*.jar files.
> This works for Sun, but doesn't work for Harmony because we have our
> boot classes in ${java.home/bin/default/*.jar,
> ${java.home/lib/boot/*.jar and ${java.home}/lib/boot/*/*.jar files. ECJ
> doesn't find them and so running ECJ from the command line as
> <path to HDK>/jre/bin/java -jar ecj.jar <java source file>
> produces and error that j.l.Object and other core classes cannot be
> resolved. The bug is reproducible both on DRLVM and IBM VME. When
> passing -bootclasspath or -classpath switches to ECJ explicitly, it
> finds boot classes just fine (this is how it is done in our javac
> launcher, it passes -classpath switch with value of
> org.apache.harmony.boot.class.path property to
> org.eclipse.jdt.internal.compiler.batch.Main class).
> I don't have a quick solution on how to fix the bug. Tuning ECJ to make
> it understand Harmony's JAR files layout doesn't seem to be a good idea
> because the actual JAR files are specified in lib/bootclasspath.properties.
> We could also ask Eclipse developers to make ECJ understand
> org.apache.harmony.boot.class.path property, what do you think?

To achieve the harmony, this sounds like a good idea. Thanks. xiaofeng

> --
> Gregory


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