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Merged gcj-eclipse branch to trunk.

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From-SVN: r120621
This commit is contained in:
Tom Tromey 2007-01-09 19:58:05 +00:00
parent c648dedbde
commit 97b8365caf
17478 changed files with 606493 additions and 100744 deletions
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47
libjava/java/lang/PosixProcess.java
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@ -1,5 +1,5 @@
// PosixProcess.java - Subclass of Process for POSIX systems.
/* Copyright (C) 1998, 1999, 2004 Free Software Foundation
/* Copyright (C) 1998, 1999, 2004, 2006 Free Software Foundation
This file is part of libgcj.
@ -25,19 +25,15 @@ import java.util.Map;
* @author David Daney <ddaney@avtrex.com> Rewrote using
* ProcessManager
*/
// This is entirely internal to our implementation.
// This file is copied to `ConcreteProcess.java' before compilation.
// Hence the class name apparently does not match the file name.
final class ConcreteProcess extends Process
final class PosixProcess extends Process
{
static class ProcessManager extends Thread
{
/**
* A list of {@link ConcreteProcess ConcreteProcesses} to be
* A list of {@link PosixProcess PosixProcesses} to be
* started. The queueLock object is used as the lock Object
* for all process related operations. To avoid dead lock
* ensure queueLock is obtained before ConcreteProcess.
* ensure queueLock is obtained before PosixProcess.
*/
List queue = new LinkedList();
private Map pidToProcess = new HashMap();
@ -52,37 +48,37 @@ final class ConcreteProcess extends Process
}
/**
* Get the ConcreteProcess object with the given pid and
* Get the PosixProcess object with the given pid and
* remove it from the map. This method is called from the
* native code for {@link #reap()). The mapping is removed so
* the ConcreteProcesses can be GCed after they terminate.
* the PosixProcesses can be GCed after they terminate.
*
* @param p The pid of the process.
*/
private ConcreteProcess removeProcessFromMap(long p)
private PosixProcess removeProcessFromMap(long p)
{
return (ConcreteProcess) pidToProcess.remove(new Long(p));
return (PosixProcess) pidToProcess.remove(new Long(p));
}
/**
* Put the given ConcreteProcess in the map using the Long
* Put the given PosixProcess in the map using the Long
* value of its pid as the key.
*
* @param p The ConcreteProcess.
* @param p The PosixProcess.
*/
void addProcessToMap(ConcreteProcess p)
void addProcessToMap(PosixProcess p)
{
pidToProcess.put(new Long(p.pid), p);
}
/**
* Queue up the ConcreteProcess and awake the ProcessManager.
* The ProcessManager will start the ConcreteProcess from its
* Queue up the PosixProcess and awake the ProcessManager.
* The ProcessManager will start the PosixProcess from its
* thread so it can be reaped when it terminates.
*
* @param p The ConcreteProcess.
* @param p The PosixProcess.
*/
void startExecuting(ConcreteProcess p)
void startExecuting(PosixProcess p)
{
synchronized (queueLock)
{
@ -154,7 +150,7 @@ final class ConcreteProcess extends Process
}
while (queue.size() > 0)
{
ConcreteProcess p = (ConcreteProcess) queue.remove(0);
PosixProcess p = (PosixProcess) queue.remove(0);
p.spawn(this);
}
}
@ -353,10 +349,7 @@ final class ConcreteProcess extends Process
*/
private native void nativeSpawn();
// This file is copied to `ConcreteProcess.java' before
// compilation. Hence the constructor name apparently does not
// match the file name.
ConcreteProcess(String[] progarray, String[] envp, File dir)
PosixProcess(String[] progarray, String[] envp, File dir)
throws IOException
{
// Check to ensure there is something to run, and avoid
@ -378,7 +371,7 @@ final class ConcreteProcess extends Process
processManager.waitUntilReady();
}
// Queue this ConcreteProcess for starting by the ProcessManager.
// Queue this PosixProcess for starting by the ProcessManager.
processManager.startExecuting(this);
}
@ -428,8 +421,8 @@ final class ConcreteProcess extends Process
/** The process id. This is cast to a pid_t on the native side. */
private long pid;
// FIXME: Why doesn't the friend declaration in ConcreteProcess.h
// allow ConcreteProcess$ProcessManager native code access these
// FIXME: Why doesn't the friend declaration in PosixProcess.h
// allow PosixProcess$ProcessManager native code access these
// when they are private?
/** Before the process is forked. */