mvn native:link fails when run as a standalone goal
---------------------------------------------------

         Key: MPNATIVE-17
         URL: http://jira.codehaus.org/browse/MPNATIVE-17
     Project: maven-native-plugin
        Type: Bug

 Environment: Solaris 8, Maven 2.0, Sun CC, native-maven-plugin 
1.0-alpha-1-SNAPSHOT 
    Reporter: Gary Collier


When run as a standalone goal (e.g. not implictily under, say, mvn install) 
after running native:compile, the native:link goal fails with a java 
NullPointerException. The stack trace ie below.

By rebuilding the source code to include diagnostic output (in output below), I 
have verified that the List objectFiles being passed to the 
CLinker.createLinkerCommandLine() method is null when mvn native:link is run.

 $ mvn native:link
[INFO] Scanning for projects...
[INFO] Searching repository for plugin with prefix: 'native'.
[INFO] 
----------------------------------------------------------------------------
[INFO] Building Man Quant
[INFO]    task-segment: [native:link]
[INFO] 
----------------------------------------------------------------------------
[INFO] [native:link]
compilerOutputFiles
*** IS NULL ***
[INFO] 
----------------------------------------------------------------------------
[ERROR] FATAL ERROR
[INFO] 
----------------------------------------------------------------------------
[INFO] null
[INFO] 
----------------------------------------------------------------------------
[INFO] Trace
java.lang.NullPointerException
        at 
org.codehaus.mojo.natives.c.CLinker.createLinkerCommandLine(CLinker.java:73)
        at 
org.codehaus.mojo.natives.linker.AbstractLinker.link(AbstractLinker.java:57)
        at 
org.codehaus.mojo.natives.plugin.NativeLinkMojo.execute(NativeLinkMojo.java:158)
        at 
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:399)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:519)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:482)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:452)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:301)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:268)
        at 
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:137)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:316)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:113)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:249)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
        at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
        at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
        at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
[INFO] 
----------------------------------------------------------------------------
[INFO] Total time: 4 seconds
[INFO] Finished at: Tue Mar 07 11:16:15 GMT 2006
[INFO] Final Memory: 3M/184M
[INFO] 
----------------------------------------------------------------------------


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