[Patch] Rewrite PosixProcess

[Andrew Haley]

David Daney writes:
 > Andrew Haley wrote:
 > Tested as before with no failures.
 > 
 > OK to commit?

OK.

Andrew.


 > 
 > 2007-05-11  David Daney  <ddaney@avtrex.com>
 > 
 >     PR libgcj/29324
 >     * include/posix-threads.h (_Jv_BlockSigchld): Declare.
 >     (_Jv_UnBlockSigchld): Same.
 >     * posix-threads.cc: Include posix-threads.h.
 >     (block_sigchld) Rename to...
 >     (_Jv_BlockSigchld) ... this.
 >     (_Jv_UnBlockSigchld): New function.
 >     (_Jv_InitThreads): Call _Jv_BlockSigchld in place of block_sigchld.
 >     (_Jv_ThreadStart): Same.
 >     * java/lang/PosixProcess$ProcessManager.h: Regenerate.
 >     * java/lang/PosixProcess.java: Clean up imports.
 >     (ProcessManager): Make final.
 >     (ProcessManager.queue): Genericise and make private.
 >     (ProcessManager.pidToProcess): Remove.
 >     (ProcessManager.liveProcesses): New field.
 >     (ProcessManager.reaperPID): Remove.
 >     (ProcessManager.nativeData): New field.
 >     (ProcessManager.removeProcessFromMap): Remove.
 >     (ProcessManager.addProcessToMap):Remove.
 >     (ProcessManager.addToLiveProcesses): New method.
 >     (ProcessManager.run): Rewritten.
 >     (ProcessManager.reap): Change method signature,
 >     (getErrorStream): Correct formatting.
 >     (getInputStream): Same.
 >     (spawn): Add process to liveProcesses list.
 >     (pid): Make package private.
 >     * java/lang/PosixProcess.h: Regenerate.
 >     * java/lang/natPosixProcess.cc: Include posix.h and posix-threads.h.
 >     Add useing namespace java::lang.
 >     (ProcessManagerInternal): New struct.
 >     (sigchld_handler): Rewritten.
 >     (init): Rewritten.
 >     (waitForSignal): Same.
 >     (reap): Same.
 >     (signalReaper): Same.
 >     (nativeDestroy): Call kill as ::kill.
 >     (nativeSpawn): Correct formatting.
 >     * classpath/lib/java/lang/PosixProcess$EOFInputStream.class: Regenerate.
 >     * classpath/lib/java/lang/PosixProcess.class: Same.
 >     * classpath/lib/java/lang/PosixProcess$ProcessManager.class: Same.
 >