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extern/stdcxx/4.2.1/tests/include/rw_thread.h

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+/************************************************************************
+ *
+ * rwthread.h - declarations for testsuite thread helpers
+ *
+ * $Id: rw_thread.h 580483 2007-09-28 20:55:52Z sebor $
+ *
+ ************************************************************************
+ *
+ * Licensed to the Apache Software  Foundation (ASF) under one or more
+ * contributor  license agreements.  See  the NOTICE  file distributed
+ * with  this  work  for  additional information  regarding  copyright
+ * ownership.   The ASF  licenses this  file to  you under  the Apache
+ * License, Version  2.0 (the  "License"); you may  not use  this file
+ * except in  compliance with the License.   You may obtain  a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the  License is distributed on an  "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY  KIND, either  express or
+ * implied.   See  the License  for  the  specific language  governing
+ * permissions and limitations under the License.
+ *
+ * Copyright 2005-2006 Rogue Wave Software.
+ * 
+ **************************************************************************/
+
+#ifndef RW_RWTHREAD_H_INCLUDED
+#define RW_RWTHREAD_H_INCLUDED
+
+#include <testdefs.h>
+
+
+extern "C" {
+
+struct rw_thread_attr_t;
+
+struct rw_thread_t
+{
+    long  threadno;   // 0-based unique thread number
+    long  id;         // thread id
+    void* handle;     // thread handle
+};
+
+
+// same as POSIX pthread_create()
+_TEST_EXPORT int
+rw_thread_create (rw_thread_t*,
+                  rw_thread_attr_t*,
+                  void* (*)(void*),
+                  void*);
+
+
+// same as POSIX pthread_join()
+_TEST_EXPORT int
+rw_thread_join (rw_thread_t, void**);
+
+
+// create a pool of nthreads, passing each a successive element
+// of argarray as argument (if non-null) and filling the tidarray
+// array with their id's; if (tidarray == 0), waits for all
+// threads to join and fills the aragarray with the result
+// returned from each thread
+// if (nthreads == SIZE_MAX), sets nthreads to the positive result
+// of rw_get_processors() plus 1, or to 2 otherwise
+// returns 0 on success, or a non-zero value indicating the thread
+// number that failed to create on error
+_TEST_EXPORT int
+rw_thread_pool (rw_thread_t*      /* tidarray */,
+                _RWSTD_SIZE_T     /* nthreads */,
+                rw_thread_attr_t* /* attr */,
+                void* (*)(void*)  /* thr_proc */,
+                void**            /* argarray */);
+
+// returns the number of logical processors/cores on the system,
+// or -1 on error
+_TEST_EXPORT int
+rw_get_cpus ();
+
+
+}   // extern "C"
+
+#endif   // RW_RWTHREAD_H_INCLUDED