[EMAIL PROTECTED] writes:
 > Len Trigg <[EMAIL PROTECTED]> writes:
 > 
 > > Sending this to the main jde list for more discussion. Background: I
 > > wrote this patch so that the system classes (rt.jar) would be added to
 > > jikes command line using -bootclasspath rather than -classpath. This
 > > was to prevent a conflict in versions between any inherited
 > > BOOTCLASSPATH environment variable (see jikes manpage), and the rt.jar
 > > located by jde (which can depend on the jde-jdk variable for
 > > targetting different JVM versions). (I encountered this problem which
 > > is why I wrote the patch). The question is, what is the best way to
 > > add the system classes when using jikes. Javier indicates that using
 > > -bootclasspath may interfere with people using it for other purposes
 > > (but at this point I'm not sure how)
 > 
 > Mainly I don't like messing around with users settings. The particular case I
 > was referring was if the rt.jar gets appended before any of the user customized
 > bootclasspath. The classes could get compiled against the wrong class files,
 > causing problems at runtime. Your patch does not have this problem since rt.jar
 > gets appended to the bootclasspath.
 > 
 > >
 > >
 > > Javier S. Lopez wrote:
 > >> Could you send me the patch? The attachment you sent seems to be empty.
 > >
 > > Sure, here it is, inlined:
 > >
 > >
 > > Thus jikes gets the non-overridden definition of
 > > jde-compile-classpath-arg, and the inferred system classes are added
 > > using -bootclasspath
 > >
 > >
 > >> I took a look at Ant and I was mistaken about its behavior. Ant does not add
 > >> anything at all to the classpath or boot class path. Perhaps we should do the
 > >> same.
 > >
 > > As in, using the jikes compiler doesn't require either
 > > classpath/bootclasspath parameters in the build.xml or environment
 > > variables to be set in order to work?  Then they must be adding an
 > > implicit rt.jar to jikes somehow when they invoke it (otherwise jikes
 > > wouldn't be able to compile it).
 > 
 > Originally I thought that they were adding rt.jar either to the classpath or
 > bootclasspath. This is not the case though, users need to add rt.jar to the
 > claspath or bootclasspth in build.xml
 > 
 > 
 > A good solution for this is something along this lines:
 > jde-compile-option-jikes-classpath
 > Location to add system classes:
 > (*) bootclasspath
 > ( ) classpath
 > ( ) none
 > 
 > Classes:
 > INS DEL: /jre/lib/rt.jar
 > INS

I don't see the need for the () none option as you can simply
delete all entries. I suggest the following:

jde-jikes-system-classpath

Compiler option used to specify system classpath:
 (*) -bootclasspath
 ( ) -classpath
 
 System classpath:
 INS DEL: /jre/lib/rt.jar
 INS


Paul


 > 
 > This will allow users to choose the location or disable the functionality
 > altogether. In addition it will allows users to add other jar files like:
 > jce.jar and jsse.jar
 > 
 > Javier
 > >
 > > Cheers,
 > > Len.
 > >
 > 

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