posix-threads.h (_Jv_ThreadDebugSuspend): Declare.

        * include/posix-threads.h (_Jv_ThreadDebugSuspend): Declare.
        (_Jv_ThreadDebugResume): Declare.
        (_Jv_ThreadDebugSuspendCount): Declare.
        * posix-threads.cc (_Jv_ThreadDebugSuspend): New function.
        (_Jv_ThreadDebugSuspendCount): New function.
        (_Jv_ThreadDebugResume): New function.

        * include/win32-threads.h (_Jv_ThreadDebugSuspend): Declare.
        (_Jv_ThreadDebugResume): Declare.
        (_Jv_ThreadDebugSuspendCount): Declare.
        * win32-threads.cc (_Jv_ThreadDebugSuspend): New function.
        (_Jv_ThreadDebugSuspendCount): New function.
        (_Jv_ThreadDebugResume): New function.

From-SVN: r114769

5 files changed, 82 insertions, 4 deletions

diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index 211e3a4..e67b5f8 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,20 @@
+2006-06-19  Keith Seitz  <keiths@redhat.com>
+
+	* include/posix-threads.h (_Jv_ThreadDebugSuspend): Declare.
+	(_Jv_ThreadDebugResume): Declare.
+	(_Jv_ThreadDebugSuspendCount): Declare.
+	* posix-threads.cc (_Jv_ThreadDebugSuspend): New function.
+	(_Jv_ThreadDebugSuspendCount): New function.
+	(_Jv_ThreadDebugResume): New function.
+
+	* include/win32-threads.h (_Jv_ThreadDebugSuspend): Declare.
+	(_Jv_ThreadDebugResume): Declare.
+	(_Jv_ThreadDebugSuspendCount): Declare.
+	* win32-threads.cc (_Jv_ThreadDebugSuspend): New function.
+	(_Jv_ThreadDebugSuspendCount): New function.
+	(_Jv_ThreadDebugResume): New function.
+	
+
 2006-06-16  Andrew Haley  <aph@redhat.com>
 
 	* java/lang/natClassLoader.cc (_Jv_NewClassFromInitializer): Don't
diff --git a/libjava/include/posix-threads.h b/libjava/include/posix-threads.h
index ccb69ad..fe648b7 100644
--- a/libjava/include/posix-threads.h
+++ b/libjava/include/posix-threads.h
@@ -1,7 +1,7 @@
 // -*- c++ -*-
 // posix-threads.h - Defines for using POSIX threads.
 
-/* Copyright (C) 1998, 1999, 2001, 2003  Free Software Foundation
+/* Copyright (C) 1998, 1999, 2001, 2003, 2006  Free Software Foundation
 
    This file is part of libgcj.
 
@@ -366,4 +366,18 @@ void _Jv_ThreadWait (void);
 
 void _Jv_ThreadInterrupt (_Jv_Thread_t *data);
 
+// Increases a thread's suspend count. If the thread's previous
+// suspend count was zero, i.e., it is not suspended, this function
+// will suspend the thread. This function may be used to suspend
+// any thread from any other thread (or suspend itself).
+void _Jv_ThreadDebugSuspend (_Jv_Thread_t* data);
+
+// Decreases a thread's suspend count. If the thread's new thread
+// count is zero, the thread is resumed. This function may be used
+// by any thread to resume any other thread.
+void _Jv_ThreadDebugResume (_Jv_Thread_t* data);
+
+// Get the suspend count for a thread
+jint _Jv_ThreadDebugSuspendCount (_Jv_Thread_t* data);
+
 #endif /* __JV_POSIX_THREADS__ */
diff --git a/libjava/include/win32-threads.h b/libjava/include/win32-threads.h
index ba9def1..4089b22 100644
--- a/libjava/include/win32-threads.h
+++ b/libjava/include/win32-threads.h
@@ -1,7 +1,7 @@
 // -*- c++ -*-
 // win32-threads.h - Defines for using Win32 threads.
 
-/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software
+/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2006 Free Software
    Foundation
 
    This file is part of libgcj.
@@ -184,6 +184,20 @@ void _Jv_ThreadInterrupt (_Jv_Thread_t *data);
 // See java/lang/natWin32Process.cc (waitFor) for an example.
 HANDLE _Jv_Win32GetInterruptEvent (void);
 
+// Increases a thread's suspend count. If the thread's previous
+// suspend count was zero, i.e., it is not suspended, this function
+// will suspend the thread. This function may be used to suspend
+// any thread from any other thread (or suspend itself).
+void _Jv_ThreadDebugSuspend (_Jv_Thread_t* data);
+
+// Decreases a thread's suspend count. If the thread's new thread
+// count is zero, the thread is resumed. This function may be used
+// by any thread to resume any other thread.
+void _Jv_ThreadDebugResume (_Jv_Thread_t* data);
+
+// Get the suspend count for a thread
+jint _Jv_ThreadDebugSuspendCount (_Jv_Thread_t* data);
+
 // Remove defines from <windows.h> that conflict with various things in libgcj code
 
 #undef TRUE
diff --git a/libjava/posix-threads.cc b/libjava/posix-threads.cc
index 6ef50bd..305b51a 100644
--- a/libjava/posix-threads.cc
+++ b/libjava/posix-threads.cc
@@ -1,6 +1,6 @@
 // posix-threads.cc - interface between libjava and POSIX threads.
 
-/* Copyright (C) 1998, 1999, 2000, 2001, 2004  Free Software Foundation
+/* Copyright (C) 1998, 1999, 2000, 2001, 2004, 2006  Free Software Foundation
 
    This file is part of libgcj.
 
@@ -505,6 +505,22 @@ _Jv_ThreadWait (void)
   pthread_mutex_unlock (&daemon_mutex);
 }
 
+void
+_Jv_ThreadDebugSuspend (_Jv_Thread_t* data)
+{
+}
+
+void
+_Jv_ThreadDebugResume (_Jv_Thread_t* data)
+{
+}
+
+jint
+_Jv_ThreadDebugSuspendCount (_Jv_Thread_t* data)
+{
+  return -1;
+}
+
 #if defined(SLOW_PTHREAD_SELF)
 
 #include "sysdep/locks.h"
diff --git a/libjava/win32-threads.cc b/libjava/win32-threads.cc
index 35a16cd..92b569e 100644
--- a/libjava/win32-threads.cc
+++ b/libjava/win32-threads.cc
@@ -1,6 +1,6 @@
 // win32-threads.cc - interface between libjava and Win32 threads.
 
-/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software
+/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2006 Free Software
    Foundation, Inc.
 
    This file is part of libgcj.
@@ -419,3 +419,20 @@ _Jv_ThreadInterrupt (_Jv_Thread_t *data)
   SetEvent (data->interrupt_event);
   LeaveCriticalSection (&data->interrupt_mutex);
 }
+
+void
+_Jv_ThreadDebugSuspend (_Jv_Thread_t* data)
+{
+}
+
+void
+_Jv_ThreadDebugResume (_Jv_Thread_t* data)
+{
+}
+
+jint
+_Jv_ThreadDebugSuspendCount (_Jv_Thread_t* data)
+{
+  return -1;
+}
+